Liquefaction and revaporization of gases

... 1,082,789. Liquefaction and revaporization of gases. SHELL INTERNATIONALE RESEARCH MAATSCHAPPIJ N.V. May 27, 1966 [May 31, 1965; Sept. 21, 1965; Nov. 5, 1965], No. 23828/66. Heading F4P. In liquefying natural hydrocarbon gases, e.g. methane, propane, butane, by indirect heat exchange with a cooled cold-carrier fluid or in revaporizing liquefied gas by indirect heat exchange with cold-carrier fluid which is thus cooled, the carrier fluid comprises a liquid which does not solidify during the heat exchange process, has a boiling point just below, equal to or above ambient temperature and contains particles of a substance which during the heat exchange undergoes a phase change. A suitable cold-carrier fluid comprises isopen. tane diluted with 12% normal pentane or with 15% isohexane serving as freezing point depressants and the particles may comprise water or water mixed with freezing point depressants such as ammonia, glycol, alcohol. The particles may also be absorbed by silica gel, carbon ...

Dispositif cryogénique d'irradiation à basse température d'un échantillon de matière

Dispositif cryogénique d'irradiation à basse température d'un échantillon de matière

Procédé cryogénique d'irradiation à basse température d'un échantillon de matière et dispositif pour sa mise en oeuvre

Dispositif cryogénique d'irradiation à basse température d'un échantillon de matière

Kältetransportvorrichtung

Procédé de mise en circulation d'un liquide cryogénique à l'intérieur d'un corps immergé dans ce liquide

Method and apparatus for a pressure storage system with at least one accumulator manage.

Dieses Verfahren dient zur Bewirtschaftung eines Druckspeichers (1) mit einem Energiespeichersystem, bestehend aus einer Arbeitsmaschine (4), einem Auffangbecken (7), einer Verschiebevorrichtung (6) und einem Druckspeicher (1) für die Speicherung eines unter Druck stehenden gasförmigen Mediums. Der Druckspeicher (1) ist teilweise gefüllt mit einem flüssigen Medium, um damit das Gas-Speichervolumen kontrollieren zu können. Die Beschickung des Druckspeichers (1) mit verdichtetem Gas (3) geht einher mit der Entnahme von Flüssigkeit (2). Die Entnahme von verdichtetem Gas (3) aus dem Druckspeicher (1) geht einher mit der Beschickung von Flüssigkeit (2), sodass der Speicherdruck bedarfsweise kontrolliert, insbesondere konstant gehalten wird. Dafür wird eine unter Druck gesetzte Einheit Gas (3) mit der aus dem Druckspeicher (1) entnommenen Einheit Flüssigkeit (2) mittels der Verschiebevorrichtung (6) in den Druckspeicher (1) eingebracht und umgekehrt. Dieses Verfahren bzw. diese Anordnung ermöglicht ...

Method and apparatus for a pressure storage system with at least one accumulator manage.

Dieses Verfahren dient zur Bewirtschaftung eines Druckspeichers (1) mit einem Energiespeichersystem, bestehend aus einer Arbeitsmaschine (4), einem Auffangbecken (7), einer Verschiebevorrichtung (6) und einem Druckspeicher (1) für die Speicherung eines unter Druck stehenden gasförmigen Mediums. Der Druckspeicher (1) ist teilweise gefüllt mit einem flüssigen Medium, um damit das Gas-Speichervolumen kontrollieren zu können. Die Beschickung des Druckspeichers (1) mit verdichtetem Gas (3) geht einher mit der Entnahme von Flüssigkeit (2). Die Entnahme von verdichtetem Gas (3) aus dem Druckspeicher (1) geht einher mit der Beschickung von Flüssigkeit (2), sodass der Speicherdruck bedarfsweise kontrolliert, insbesondere konstant gehalten wird. Dafür wird eine unter Druck gesetzte Einheit Gas (3) mit der aus dem Druckspeicher (1) entnommenen Einheit Flüssigkeit (2) mittels der Verschiebevorrichtung (6) in den Druckspeicher (1) eingebracht und umgekehrt. Dieses Verfahren bzw. diese Anordnung ermöglicht ...

STORAGE TANK METAL-HYDRIDE HYDROGEN IMPROVED THERMAL EXCHANGE

MOBILE LIQUID AND GASEOUS HYDROGEN REFUELING APPARATUS

A mobile liquid and gaseous hydrogen refueling apparatus including: a main storage module for receiving liquid hydrogen to produce first gaseous hydrogen; a liquid pumping and transporting module for receiving the liquid hydrogen, pumping the liquid hydrogen, and producing second gaseous hydrogen; a gas compressing and storing module for receiving at least one of the first gaseous hydrogen and the second gaseous hydrogen and compressing and storing the at least one gaseous hydrogen; and a gas converting and transporting module for receiving the pumped liquid hydrogen and the compressed gaseous hydrogen, performing heat exchange between the pumped liquid hydrogen and the compressed gaseous hydrogen, producing gaseous hydrogen for refueling, and transporting the gaseous hydrogen for refueling to a gaseous hydrogen fuel consumption structure.

Defuel priority panel

Systems and methods are provided for a combined defuel and priority panel for a fueling station. The defuel and priority panel is configured to defuel a compressed natural gas (CNG) vehicle and direct the defueled gas to fuel other CNG vehicles at the panel fueling and defueling site. The defuel and priority panel is also configured to store defueled gas in defuel storage tanks, which can then be used to later fuel CNG vehicles.

Vapor pressure regulator for cryogenic liquid storage tanks and tanks including the same

Gas pressure actuated fill termination valves for cryogenic liquid storage tanks and storage tanks containing the same.

PLANT FOR THE REGULATION OF THE ENTERPRISE OF A MECHANISM FOR THE STORAGE AND DISTRIBUTION OF CARBON DIOXIDE

METHOD AND SYSTEM FOR TEMPERATURE-CONTROLLED GAS DISPENSING

A system and method for dispensing a compressed gas into a receiving vessel wherein a target temperature profile for the receiving vessel during dispensing is provided, and the flow rate of compressed gas into the receiving vessel is controlled to conform the temperature profile for the receiving vessel during dispensing to the target temperature profile.

Supplementary gas distribution circuit - for use in cold weather with main distribution circuit of vaporised liquefied petroleum gas from open air storage vessels

Evaporating liquid butane inside supply container - by metered withdrawal and passage countercurrent through heat exchanger

METHOD AND APPARATUS FOR THE PRODUCTION OF LIQUEFIED PETROLEUM GAS MIXTURES IN THE GAS PHASE

A Treatment System Of Liquefied Gas

HEAT EXCHANGER

A heat exchanger is disclosed. The heat exchanger comprises: an upper heat exchanger; a lower heat exchanger installed under the upper heat exchanger; an upper cover covering an upper end of the upper heat exchanger; and a lower cover covering a lower end of the lower heat exchanger. After a high temperature fluid is supplied to the inside of the upper heat exchanger to be primarily heat exchanged and cooled, the high temperature fluid is supplied to the lower heat exchanger to be secondarily heat exchanged and cooled. After a low temperature fluid is supplied to the inside of the lower heat exchanger to be used as refrigerant to primarily heat exchange the high temperature fluid, the low temperature fluid is supplied to the upper heat exchanger to be used as refrigerant to secondarily heat exchange the high temperature fluid. COPYRIGHT KIPO 2017 ...

LIQUEFIED GAS TREATMENT SYSTEM

The present invention relates to a gas treatment system, which comprises: a storage tank installed in a hull, and storing first liquefied gas; and a deck tank installed in the hull, and temporarily storing a residue of the first liquefied gas remaining after loading and unloading the first liquefied gas in the storage tank. The deck tank is converted to a fuel tank storing second liquefied gas which is fuel consumed by an engine for propulsion of the hull after discharging all of the residue of the first liquefied gas. COPYRIGHT KIPO 2017 ...

CRYOGENIC ENERGY STORAGE SYSTEM USING LIQUEFIED NATURAL GAS GASIFICATION PROCESS

The present invention relates to a cryogenic energy storage system using a liquefied natural gas gasification process, which comprises: a separator connected to a liquefied natural gas supply source; a first line and a second line, which are separated from the separator, respectively, to be connected; a first heat exchanger installed on the first line; a first circulation line connected to the first heat exchanger and allowing a first working fluid to undergo heat-exchange with liquefied natural gas while being circulated; a first turbine installed on the first circulation line to produce electricity by the first working fluid; a second heat exchanger installed on the second line; a third line separately connected to the storage gas supply source and the second heat exchanger; a storage tank connected to the second heat exchanger and storing storage gas liquefied through heat exchange with the liquefied natural gas in the second heat exchanger; a fourth line connected to the storage tank ...

Vorrichtung zum Bestrahlen von Stoffen bei tiefen Temperaturen mit dem im Kern einesSchwimmbeckenreaktors erzeugten Neutronenfluss

Verfahren zum Transportieren von Gas

Improvements in or relating to low temperature irradiation devices

... 968, 820. Nuclear reactors. COMMISSARIAT A L'ENERGIE ATOMIQUE: July 26,1963 [July 27, 1962], No. 29806/63. Addition to 929, 585. Heading G6C. [Also in Division H5] Apparatus for irradiating material at a low temperature comprising a bath of cryogenic fluid the vapour of which is condensed by heat exchange with a cooling fluid, is characterized in that a heater device is located in the circuit of the cooling fluid up-stream of the heat exchanger. In the drawing liquid methane in an enclosed chamber 3 is subjected to radiation 2 from a nuclear reactor. The upper part of chamber 3 is cooled by liquid nitrogen flowing through a helical coil 7. The upper part of coil 7 is spaced from the wall of chamber 3 whilst the lower part is soldered to the wall. An electric resistance heater 9 is soldered to the upper part of coil 7 and operated so that the temperature measured by thermometer 10 is above 89‹K. and the methane is not cooled below its freezing point.

Device for illuminating materials at low temperatures

TANK WITH A VALVE SLEEVE

System for reclaiming liquefied petroleum gas

An LPG reclaim system for withdrawing and reclaiming liquefied petroleum gas (LPG) from an unspent LPG cylinder. The reclaim system has a reclaim station for reclaiming unspent LPG from LPG bottle containers, a compressor for applying a vacuum on the reclaim station and pressurizing LPG vapor from the reclaimed LPG fluid, and a receiving tanlc for receiving a stream of pressurized liquid LPG. The reclaim system has a pair of shell-and-tube heat exchangers include cold-side tubes and a hot side shell. The reclaimed LPG fluid is passed through the cold-side tubes, while the pressurizing LPG vapor is passed through the hot-side shell of the heat exchanger. The heat applied to the cold-side reclaimed LPG fluid promotes evaporation of the LPG fluid to LPG vapor for pressurizing, and the cooling applied to the hot-side pressurized LPG vapor promotes condensation of the LPG vapor to LPG liquid for the refill containers.

Cryogenic device for irradiations at low temperature

Device for illuminating materials at low temperatures

System for reclaiming liquefied petroleum gas

An LPG reclaim system for withdrawing and reclaiming liquefied petroleum gas (LPG) from an unspent LPG cylinder. The reclaim system has a reclaim station for reclaiming unspent LPG from LPG bottle containers, a compressor for applying a vacuum on the reclaim station and pressurizing LPG vapor from the reclaimed LPG fluid, and a receiving tanlc for receiving a stream of pressurized liquid LPG. The reclaim system has a pair of shell-and-tube heat exchangers include cold-side tubes and a hot side shell. The reclaimed LPG fluid is passed through the cold-side tubes, while the pressurizing LPG vapor is passed through the hot-side shell of the heat exchanger. The heat applied to the cold-side reclaimed LPG fluid promotes evaporation of the LPG fluid to LPG vapor for pressurizing, and the cooling applied to the hot-side pressurized LPG vapor promotes condensation of the LPG vapor to LPG liquid for the refill containers.

METHOD AND APPARATUS FOR THE PRODUCTION OF LIQUEFIED PETROLEUM GAS MIXTURES IN THE GAS PHASE

LIQUEFIED GAS TREATMENT SYSTEM

The present invention relates to a liquefied gas treatment system, which includes: an evaporation gas compressor compressing an evaporation gas supplied from a liquefied gas storage tank; a first heat exchanger exchanging heat of the evaporation gas compressed by the evaporation gas compressor with an evaporation gas supplied from the liquefied gas storage tank; a pressure control part expanding or depressurizing the compressed evaporation gas first; a liquefying part expanding or depressurizing at least a part of the evaporation gas supplied from the pressure control part secondly; and a second heat exchanger which exchanges heat of the evaporation gas compressed by the evaporation gas compressor with the evaporation gas supplied from the pressure control part. The liquefied gas treatment system according to the present invention has the effect of improving operation efficiency of a reliquefaction system, since the heat exchangers re-liquefying the compressed evaporation gas are configured ...

Cryogenic Liquid Conditioning and Delivery System

A cryogenic liquid conditioning system with flow driven by head pressure of liquid contained in a cryogenic storage tank, and a cryogenic liquid delivery system with flow driven by pressure in the vapor space of said cryogenic storage tank. A heat exchanger, coupled to the cryogenic storage tank located below the liquid level of said tank, operates as a portion of both the conditioning system and delivery system. A piping system moves cryogenic liquid to the heat exchanger where it is vaporized, and then moves vaporized liquid to the vapor space of the cryogenic tank and an application. The piping system includes a means for controlling flow through the system. A means for measuring the saturated pressure of cryogenic liquid is coupled to the storage tank or piping system, and is in communication with the means for controlling flow.

LIQUID AIR STORAGE DEVICE AND METHOD, AND AIR LIQUEFACTION APPARATUS

The present invention discloses a liquid air storage device, including a storage tank, a gas circulation outlet pipe, a gas circulation inlet pipe, and a pump. An input end of the gas circulation outlet pipe communicates with the lower part of an inner cavity of the storage tank, an output end of the gas circulation outlet pipe communicates with an input end of the pump, an output end of the pump communicates with an input end of the gas circulation inlet pipe, and an output end of the gas circulation inlet pipe communicates with the upper part of the inner cavity of the storage tank. The present invention further discloses a liquid air storage method and an air liquefaction apparatus that use the foregoing liquid air storage device.

FUEL STORAGE LEAK MITIGATION FOR AIRCRAFT

Aircraft fuel system including a fuel vessel containing a non-mixture fuel. A protective vessel is arranged about the fuel vessel such that the fuel vessel is contained within the protective vessel and a protective space is defined between an outer surface of a vessel wall of the fuel vessel and an inner surface of a vessel wall of the protective vessel. At least one mounting structure fixedly positions the fuel vessel within the protective vessel. A fuel consumption device configured to consume the non-mixture fuel. A fuel output fluidly connects an interior of the fuel vessel to the fuel consumption device, the fuel output being fluidly isolated from the protective space. A relief output fluidly connects the protective space to a relief flow path, the relief output and relief flow path configured to vent gas from the protective space and remove any non-mixture fuel from the protective space.

Method and facility for storing and distributing liquefied hydrogen

The invention relates to a method for storing and distributing liquefied hydrogen using a facility that comprises a store of liquid hydrogen at a predetermined storage pressure, a source of hydrogen gas, a liquefier comprising an inlet connected to the source and an outlet connected to the liquid hydrogen store, the store comprising a pipe for drawing liquid, comprising one end connected to the liquid hydrogen store and one end intended for being connected to at least one mobile tank, the method comprising a step of liquefying hydrogen gas supplied by the source and a step of transferring the liquefied hydrogen into the store, characterized in that the hydrogen liquefied by the liquefier and transferred into the store has a temperature lower than the bubble temperature of hydrogen at the storage pressure.

Vorrichtung zum Bestrahlen von Stoffen bei tiefen Temperaturen mit dem im Kern eines Schwimmbeckenreaktors erzeugten Neutronenfluss

CONTROL SYSTEM FOR INDIRECT HEAT EXCHANGER

... 1441299 Fluid heating arrangements CLARKE CHAPMAN Ltd 8 Oct 1974 [8 Oct 1973] 46839/73 Heading F4S A fluid such as natural gas at high pressure, crude oil or fuel oil, flowing in a line 10, is heated in an arrangement comprising a duct 2 for said fluid, immersed in a body of an intermediate fluid (e.g. water) itself heated by a heater such as a burner 4 discharging its combustion products through a flue 3, the arrangement including also a by-pass for the duct 2 controlled by a valve 24 in response to a change in a parameter of the heated fluid downstream of the by-pass. The intention is that the fluid, before passing to a device such as a pressure reducing valve 18, has been heated to a sufficiently high temperature as predetermined by a thermal sensor 26 located downstream of the by-pass. The sensor 26 controls the valve 24 to direct move or less of the fluid stream 10 through the heater 2 as necessary, and may be responsive to the temperature, pressure, or mass flow of the heated fluid ...

METHOD AND APPARATUS FOR THE PRODUCTION OF LIQUEFIED PETROLEUM GAS MIXTURES IN THE GAS PHASE

... 1492761 Mixing liquified gases SHELL INTERNATIONALE RESEARCH MAATSCHAPPIJ BV 5 Nov 1974 [7 Nov 1973] 47798/74 Heading B1C A method for the production and distribution of liquefied petroleum gas in the gas phase comprises mixing in the liquid phase two LPG's of different volatility (for example propane and butane) so that the saturated vapour pressure of the mixture does not exceed a predetermined value P 0 which is equal to or greater than the consumption pressure P u , vapourising the mixture, and reducing the pressure of the gas so obtainable to P u . The method renders subsequent re-condensation unlikely. An apparatus comprises a mixing vessel 16 to which LPG of lesser volatility (e.g. butane) is supplied from a container 12 through a valve 24 controlled to maintain the liquid level in the vessel 16 between level sensors 54, 56. A LPG of greater volatility (e.g. propane) is supplied from a container 14 through a valve 38 which is controlled by a vapour pressure sensor 58, which senses ...

Process for cooling agent circulation

INSTALLATION AND METHOD FOR FILLING PRESSURIZED GAS TANKS

STORAGE TANK METAL-HYDRIDE HYDROGEN IMPROVED THERMAL EXCHANGE DEVICE

Réservoir destiné au stockage de l'hydrogène par absorption dans un matériau de stockage de l'hydrogène, comportant une virole (4) d'axe longitudinal (X) obturée à ses deux extrémités longitudinales, une alimentation en hydrogène une évacuation de l'hydrogène libéré et au moins un élément de transfert thermique (8) monté transversalement dans la virole (4) et en contact avec la surface intérieure de la virole (4), ledit élément de transfert thermique présentant un bord périphérique extérieur formé de languette en contact élastique avec la surface intérieure de la virole (4) de sorte que le contact entre l'élément de transfert thermique (8) et la virole (4) soit maintenu lors des variations de température au cours des phase de charge et de décharge en hydrogène, ledit élément de transfert thermique (8) étant destiné à assurer des transferts de chaleur de et vers le matériau de stockage destiné à être contenu dans le réservoir.

METHOD AND APPARATUS FOR DAMPENING FLOW VARIATIONS AND PRESSURIZING CARBON DIOXIDE

An apparatus is provided for maintaining a steady flow rate and pressure of a carbon dioxide stream at high pressure when a low-pressure source of the carbon dioxide varies with time. Liquid level in an accumulator that is sized to accommodate variations in supply rate is controlled by sub-cooling of liquid entering the accumulator and heating in the accumulator, the sub-cooling and heating being controlled by a pressure controller operable in the accumulator. - 10- ...

A piezoelectric crystal microbalance purity monitor

A purity monitor is provided. The purity monitor includes a cryo-cooler and a piezoelectric crystal microbalance that may have a matte finish. The cryo-cooler includes a nozzle and plumbing components disposed to supply a fluid having a working pressure of up to 10,000 psig to the nozzle. The nozzle provides for locating substantially all of a pressure drop of the cryo-cooler near an exit thereof. The nozzle sprays fluid onto the piezo-electric crystal microbalance and the piezo-electric crystal microbalance measures a mass of non-volatile residue (NVR) left thereon by the spraying. Respective temperatures of the fluid and the piezo-electric crystal microbalance are controllable based on a type of the NVR.

METHOD AND APPARATUS FOR DAMPENING FLOW VARIATIONS AND PRESSURIZING CARBON DIOXIDE

An apparatus is provided for maintaining a steady flow rate and pressure of a carbon dioxide stream at high pressure when a low-pressure source of the carbon dioxide varies with time. Liquid level in an accumulator that is sized to accommodate variations in supply rate is controlled by sub-cooling of liquid entering the accumulator and heating in the accumulator, the sub-cooling and heating being controlled by a pressure controller operable in the accumulator.

Use of vehicles of cold for the liquefaction and the revaporisation of gas

Evaporating liquid butane inside supply container - by metered withdrawal and passage countercurrent through heat exchanger

INSTALLATION OF FUNCTIONAL REGULATION Of a UNIT OF Carbon dioxide STOCKAGE-DISTRIBUTION

... - Stockage-distribution de dioxyde de carbone liquide. - L'installation comprend - une machine frigorifique réversible (6), - un premier circuit d'échange (20) comprenant un échangeur (21) disposé dans la partie (3) du réservoir occupée par la phase gazeuse de dioxyde de carbone, - un deuxième circuit d'échange (30) comprenant un échangeur (31) disposé sur la ligne de soutirage (4), - et deux vannes de contrôle (24, 25) à commandes inverses conjuguées, respectivement placées entre la machine frigorifique, d'une part, et les premier et deuxième circuits, d'autre part. - Application à la recherche d'adéquation entre la condition de stockage et celle de distribution.

METHOD AND SYSTEM FOR TEMPERATURE-CONTROLLED GAS DISPENSING

A system and method for dispensing a compressed gas into a receiving vessel wherein a target temperature profile for the receiving vessel during dispensing is provided, and the flow rate of compressed gas into the receiving vessel is controlled to conform the temperature profile for the receiving vessel during dispensing to the target temperature profile.

HYDROGEN STORAGE TANK COMPRISING METAL HYDRIDES WITH HEAT EXCHANGES

Réservoir destiné au stockage de l'hydrogène par absorption dans un matériau de stockage de l'hydrogène, comportant une virole (4) d'axe longitudinal (X) obturée à ses deux extrémités longitudinales, une alimentation en hydrogène une évacuation de l'hydrogène libéré et au moins un élément de transfert thermique (8) monté transversalement dans la virole (4) et en contact avec la surface intérieure de la virole (4), ledit élément de transfert thermique présentant un bord périphérique extérieur formé de languette en contact élastique avec la surface intérieure de la virole (4) de sorte que le contact entre l'élément de transfert thermique (8) et la virole (4) soit maintenu lors des variations de température au cours des phase de charge et de décharge en hydrogène, ledit élément de transfert thermique (8) étant destiné à assurer des transferts de chaleur de et vers le matériau de stockage destiné à être contenu dans le réservoir.

Electric heating type air-heated aluminum fin

INSTALLATION OF FUNCTIONAL REGULATION Of a UNIT OF STOCKAGE-DISTRIBUTION DEDIOXYDE OF CARBON

Cryogenic device for irradiations at low temperature

Supplementary gas distribution circuit - for use in cold weather with main distribution circuit of vaporised liquefied petroleum gas from open air storage vessels

Seamless fluid storage and transport module

A fluid storage and transport module includes complex plumbing features such as fluid reservoirs, filters, heat exchangers, three-dimensionally routed tubing, valves, mixing chambers, and exit apertures formed in and on a monolithic common bulk material using an additive rapid prototyping process of depositing multiple layers of rapid prototyping materials without welds, adhesives or compression fittings, being made by a method that minimizes leaks, maximizes packing density of the functional components, and increases the plumbing robustness to leaks.

Tank comprising a valve-box

Improvements in or relating to cryogenic devices

... 975,166. Nuclear reactors. COMMISSARIAT A L'ENERGIE ATOMIQUE. July 26, 1963 [July, 27 1962], No. 29805/63. Addition to 929, 585. Heading G6C. [Also in Division H5] A device for the low temperature irradiation of samples in the neutron flux emitted by the core of a swimming pool reactor comprises a bath 1 of liquid neon (b.p. 27. 3‹K, f.p. 24. 5‹K, atmospheric pressure) contained in a cup 1 1 in a sealed enclosure 3, heat loss between the enclosure 3 and the pool water in which the device is immersed being reduced by housing the enclosure 3 within an evacuated tubular receptacle 4. In the upper portion of the enclosure 3 is a tube 9 of a metal of good thermal conductivity, e.g. copper, around the inner surface of which is a resistance heater 10, there being a narrow gap 14 between the tube 9 and the enclosure 3. A jacket 7 containing liquid hydrogen (b.p. 20. 4‹K, atmospheric pressure) and connected with a liquefaction circuit A by pipes 6, 8 surrounds this upper portion of the enclosure ...

METHOD AND APPARATUS FOR DAMPENING FLOW VARIATIONS AND PRESSURIZING CARBON DIOXIDE

An apparatus is provided for maintaining a steady flow rate and pressure of a carbon dioxide stream at high pressure when a low-pressure source of the carbon dioxide varies with time. Liquid level in an accumulator that is sized to accommodate variations in supply rate is controlled by sub-cooling of liquid entering the accumulator and heating in the accumulator, the sub-cooling and heating being controlled by a pressure controller operable in the accumulator.

COLD TRANSPORTING DEVICE

GAS TREATMENT SYSTEM AND VESSEL HAVING SAME

According to one embodiment of the present invention, a gas treatment system comprises: an evaporative gas compressor for compressing evaporative gas and supplying the compressed evaporative gas to a customer; an evaporative gas heat exchanger for exchanging heat between the evaporative gas compressed in the evaporation gas compressor and the evaporative gas supplied to the evaporative gas compressor; a gas-liquid separator for separating the evaporative gas discharged from the evaporative gas heat exchanger into vapor or liquid; and an evaporative gas sucking unit for sucking the evaporative gas generated in a liquefied gas storage tank using a vapor phase supplied from the gas-liquid separator as a driving fluid, wherein the evaporative gas sucking unit mixes the driving fluid and the evaporative gas generated in the liquefied gas storage tank to supply the mixture to the evaporative gas compressor, thereby capable of increasing re-liquefaction efficiency of evaporative gas. COPYRIGHT ...

Improvements in or relating to low temperature irradiation

... 929,585. Nuclear reactors. COMMISSARIAT A L'ENERGIE ATOMIQUE. Nov. 24, 1960 [Dec. 15, 1959; May 18, 1960], No. 40461/60. Class 39 (4). [Also in Group XX] Apparatus for low temperature irradiation comprises a fluid-tight, thermally - insulated container for containing a bath of cryogenic liquid to be exposed to an intense flux of radiation, a fluid - cooled heat - exchanger for condensing vapours formed in the bath, the exchanger being located in a zone of low irradiation flux and at a level higher than the bath so that the condensed cryogenic fluid returns to the bath by gravity, and means for circulating cooling fluid in the exchanger. For the irradiation of samples at the temperature of liquid nitrogen in a high flux nuclear reactor, a specimen 25 is immersed in a bath 1 of pure liquid nitrogen contained in an aluminium container protected by an evacuated insulation space 10 and positioned in the radiation flux 2 from the reactor core 11. A heat-exchanger 3 filled with commercial liquid ...

이산화탄소 운용시스템

... 이산화탄소 운용시스템을 개시한다. 본 발명의 실시 예에 따른 이산화탄소 운용시스템은 액화이산화탄소 및 액화이산화탄소의 증발가스를 저장하는 저장탱크; 저장탱크로부터 공급받은 증발가스를 압축시키는 제1압축기; 압축된 증발가스를 냉각시키는 냉각장치; 냉각장치에서 생성된 기체성분을 공급받아 압축시키는 제2압축기; 압축된 기체성분과 열매체 간 열교환을 수행하여 기체성분을 액화시키는 열교환기; 및 열교환기를 거친 유체를 액체성분과 기체성분으로 분리시키는 기액분리기;를 포함한다.

METHOD AND SYSTEM FOR TEMPERATURE-CONTROLLED GAS DISPENSING

... 압축 가스를 수용 용기로 분배하기 위한 시스템 및 방법으로서, 분배 중의 수용 용기에 대한 타겟 온도 프로파일이 제공되고, 수용 용기로의 압축 가스의 유량이 분배 중의 수용 용기에 대한 온도 프로파일이 타겟 온도 프로파일을 따르도록 하기 위해 제어되는 것인 시스템 및 방법이 제공된다.

System for reclaiming liquefied petroleum gas

An LPG reclaim system for withdrawing and reclaiming liquefied petroleum gas (LPG) from an unspent LPG cylinder. The reclaim system has a reclaim station for reclaiming unspent LPG from LPG bottle containers, a compressor for applying a vacuum on the reclaim station and pressurizing LPG vapor from the reclaimed LPG fluid, and a receiving tanlc for receiving a stream of pressurized liquid LPG. The reclaim system has a pair of shell-and-tube heat exchangers include cold-side tubes and a hot side shell. The reclaimed LPG fluid is passed through the cold-side tubes, while the pressurizing LPG vapor is passed through the hot-side shell of the heat exchanger. The heat applied to the cold-side reclaimed LPG fluid promotes evaporation of the LPG fluid to LPG vapor for pressurizing, and the cooling applied to the hot-side pressurized LPG vapor promotes condensation of the LPG vapor to LPG liquid for the refill containers.

Method and apparatus for dampening flow variations and pressurizing carbon dioxide

An apparatus is provided for maintaining a steady flow rate and pressure of a carbon dioxide stream at high pressure when a low-pressure source of the carbon dioxide varies with time. Liquid level in an accumulator that is sized to accommodate variations in supply rate is controlled by sub-cooling of liquid entering the accumulator and heating in the accumulator, the sub-cooling and heating being controlled by a pressure controller operable in the accumulator.

Cryogenic device for irradiations at low temperature

Method for charging low temperature liquefied gas to cylinder, involves charging liquefied gas to high pressure charging cylinder using pump and insulating pipe for transporting liquefied gas

L'invention concerne un procédé de remplissage d'une bouteille de gaz haute pression (C) avec un gaz liquéfié à basse température à l'aide d'une pompe (P) et d'un tuyau isolant pour transporter le gaz liquéfié à basse température. Ce procédé a pour avantage de permettre le remplissage de la bouteille haute pression avec un gaz liquéfié à basse température qui doit être extrêmement pur, grâce à un système simple qui n'altère pas la pureté du gaz liquéfié et qui consomme peu d'énergie.

FLUID SUPPLY DEVICE

... [Problem] When configuring a device for storing and supplying fluid, each components such as vessels, valves/pipes and the like, are placed independently outside a vessel that stores the fluid, and even if these components are small, the volume of the area between the components cannot be effectively used because each of them occupies the surrounding area, and when the total size of the device is limited, it is difficult to ensure a sufficient volume of the vessel that stores the fluid. The present invention provides a design for a configuration of a mechanism consisting of components such as valves/pipes and the like, that functions for storing and exhausting the fluid inside the storage vessel to innovatively improve the volume usage efficiency of the device.

Verfahren zum Transportieren von Gas

Closed-cycle cryogenic refrigerator

... 1,065,776. Refrigerating. A. D. LITTLE Inc. July 1, 1964 [Aug. 16. 1963], No. 27253/64. Heading F4H. [Also in Division F1] A closed cycle refrigerating machine comprises first and second displacers operable on a fluid in a housing and defining a warm volume, an intermediate temperature volume and a cold volume therein, the ratio of the cold volume to the warm volume being no greater than where Tw, Ti and Tc are the temperatures in degrees K. of the fluid in the warm, intermediate and cold volumes respectively. As shown in Fig. 3a the machine comprises a displacer 30 movable in housings 23 and 17 to define warm volumes 10 and 11 which are interconnected by ducts 70, 71 and 73 in the lower portion of the displacer which is reciprocated by a crank 48. Volume 10 communicates via a passage 78 with a first cooler 80 which is in turn connected by a tube 75 to a first regenerator 88 in the interior of displacer 30. Regenerator 88 communicates through a tube 93 with a second cooler 94 (Fig. 3b) ...

FACILITY FOR REGULATING THE OPERATION OF A DEVICE FOR STORING AND DISTRIBUTING CARBON DIOXIDE

VERFAHREN ZUM VERDAMPFEN EINES FLUESSIGGASES VON ERDOEL OD. DGL., INSBESONDERE FLUESSIGEN BUTANES UND VORRICHTUNG FUER DIE DURCHFUEHRUNG DES VERFAHRENS

Improvements in or relating to cryogenic apparatus for low-temperature irradiation

... 1,087,507. Reactors. COMMISSARIAT A L'ENERGIE ATOMIQUE. March 7, 1966 [March 9, 1965], No. 9963/66. Addition to 929,585. Heading G6C. [Also in Division H5] The apparatus for low temperature irradiation according to Specification 929,585 is modified in that the heat-exchanger for condensing vapours formed in the bath is constituted by the cold point of a refrigerator. The refrigerator operates with a Stirling cycle of the internal working fluid (e.g. helium) without liquefaction of the latter.

MOTOR VEHICLE COMPRISING A UNIT OPERATED BY CRYOGENICALLY STORED FUEL

The invention relates to a motor vehicle comprising a unit, especially a drive unit, operated by means of a gaseous fuel at ambient temperature, which is cryogenically stored in a vehicle tank (1) and is heated by heat exchange with a warmer medium when supplied to the unit. The fuel removed from the vehicle tank (1) for the operation of the unit is brought into contact with the cold side of a thermoelectric generator (7), which is especially in the form of a Seebeck element, in order to generate the electrical current for the on-board electricity supply system. The other, warm, side of the thermoelectric generator (7) is preferably subjected to the action of the warmer medium also used for the heat exchange with the cold fuel. The thermoelectric generator (7) can be integrated in the heat exchanger (5) for the heat exchange between the fuel removed from the tank (1) and the warmer medium.

WAERMETAUSCHER

A piezoelectric crystal microbalance purity monitor

A purity monitor is provided. The purity monitor includes a cryo-cooler and a piezoelectric crystal microbalance that may have a matte finish. The cryo-cooler includes a nozzle and plumbing components disposed to supply a fluid having a working pressure of up to 10,000 psig to the nozzle. The nozzle provides for locating substantially all of a pressure drop of the cryo-cooler near an exit thereof. The nozzle sprays fluid onto the piezo-electric crystal microbalance and the piezo-electric crystal microbalance measures a mass of non-volatile residue (NVR) left thereon by the spraying. Respective temperatures of the fluid and the piezo-electric crystal microbalance are controllable based on a type of the NVR.

MULTI-LAYER CONDUIT OR CONTAINER FOR HIGH-PRESSURE FLUIDS

The invention relates to a multi-layer conduit or container for high-pressure fluids, formed by a series of layers (29, 30) of a solid material, with a hermetic volume or space (9, 10, 11) being provided between said layers. A certain quantity of fluid that is not aggressive to the layers is introduced into the spaces and the pressure inside said spaces is maintained at an intermediate pressure between that of the interior of the container and that of the external environment. The successive pressures in the inter-layer spaces decreasing in value towards the exterior. In addition, the temperature of the fluids in the spaces can be staggered.

Compressed and liquified natural gas storage and dispensing system

A compressed natural gas storage and dispensing system having bulk storage tanks in fluid communication with a natural gas supply source; a compressor to produce compressed natural gas; dispensing storage tanks in fluid communication with the bulk storage tanks and in fluid communication with fuel dispensers; a liquified natural gas storage tank in fluid communication with the bulk storage tanks, wherein compressed natural gas resulting from vaporization of the liquified natural gas within the liquified natural gas storage tank is transferred to the bulk storage tanks as a supplemental source of compressed natural gas, or wherein liquified natural gas is vaporized in an ambient vaporizer and delivered to the bulk or dispensing storage tanks.

CONNECTION FITTING, FILLING SYSTEM AND DISPENSER

Die vorliegende Erfindung betrifft eine Anschlussgarnitur (7) zum lösbaren Anschließen einer Zapfsäule (6), welche eine Rückführleitung (12) für Kryogas (4) hat, an ein Tanksystem (1) mit einem Behälter (2) für ein Zweiphasengemisch (3) aus Kryogas (4) und Kryoflüssigkeit (5), welches Tanksystem (1) eine von einem Kopfbereich (8) des Behälters (2) ausgehende Entgasungsleitung (10) hat, umfassend: eine mit der Entgasungsleitung (10) verbindbare Entgasungsbuchse (11) und einen mit der Rückführleitung (12) verbindbaren Entgasungsstecker (13) zum lösbaren Anschließen an die Entgasungsbuchse (11), wobei die Entgasungsbuchse (11) zwei in Reihe geschaltete federbelastete Rückschlagventile (14a, 14b) mit vom Behälter (2) abgewandter Sperrrichtung (R) enthält und der Entgasungsstecker (13) einen Zapfen (15) hat, durch welchen beide Rückschlagventile (14a, 14b) der Entgasungsbuchse (11) bei angeschlossenem Entgasungsstecker (13) gegen ihre Sperrrichtung (R) geöffnet sind. Die Erfindung betrifft ferner ...

액화가스 재기화 시스템

... 액화가스 재기화 시스템이 개시된다. 본 발명의 일 실시 예에 의한 액화가스 재기화 시스템은 액화가스를 재기화하여 수요처로 공급하는 재기화라인, 재기화라인을 따라 이송되는 액화가스와 열매체를 순차적으로 열교환시키는 제1열교환기와 제2열교환기, 제1열교환기 측으로 열매체를 공급 및 순환시키는 제1열매체순환라인, 제2열교환기 측으로 열매체를 공급 및 순환시키는 제2열매체순환라인 및 제2열매체순환라인을 따라 순환되는 열매체의 부피변화를 완충하도록 제2열매체순환라인과 연결되어 마련되는 버퍼라인을 포함하고, 제2열매체순환라인은 열매체를 가압하는 제2펌프와, 제2펌프에 의해 가압된 열매체를 열원과 열교환하여 가열하는 제2가열기를 포함하되, 제2가열기에 의해 가열된 열매체를 제2열교환기를 경유하여 제2펌프로 순환시키고, 버퍼라인은 제2열매체순환라인 상의 열매체를 일시적으로 수용 가능하게 마련되는 팽창탱크를 포함하여 제공될 수 있다.

FLOATING OFFSHORE STRUCTURE HAVING POWER GENERATION SYSTEM

A floating offshore structure is disclosed. According to the present invention, the present invention measures the temperature of liquefied natural gas (LNG) vaporized from a regasification unit to be discharged and controls calories supplied to the regasification unit in accordance with the measured temperature of the LNG. Therefore, the temperature of heat supplied to the regasification unit can be controlled in accordance with the measured temperature of the LNG. Therefore, the present invention can vaporize the LNG at an optimal state. The present invention comprises: a hull; a storage tank; the regasification unit; and a power generation unit. COPYRIGHT KIPO 2017 (AA) Liquid LNG (BB) Gasified LNG (CC) Water (D1,D2) Exhaust gas (E1,E2,E3) Steam (FF) Condensate water ...

Methods, systems and installations for the compression, expansion and/or storage of a gas

This method is used to manage a pressure accumulator (1) as a component of an energy storage system, consisting of a work machine (4), a collecting tank (7), a displacement apparatus (6) and a pressure accumulator (1) for storing a pressurised gaseous medium. The pressure accumulator (1) is partially filled with a liquid medium so as to be able to control the gas storage volume therewith. Feeding compressed gas (3) into the pressure accumulator (1) involves removing liquid (2). Removing compressed gas (3) from the pressure accumulator (1) involves feeding in liquid (2) so that the storage pressure is kept under control as necessary, in particular is kept constant. To this end, one pressurised unit of gas (3) is introduced into the pressure accumulator (1) with the removal of one unit of liquid (2) from the pressure accumulator (1) by means of the displacement apparatus (6) and vice versa. The present method and the present arrangement make it possible to fill the pressure accumulator (1 ...

FACILITY FOR REGULATING THE OPERATION OF A DEVICE FOR STORING AND DISTRIBUTING CARBON DIOXIDE

L'invention concerne le stockage et la distribution de dioxyde de carbone liquide. L'installation comprend une machine frigorifique réversible (6); un premier circuit d'échange (20) comprenant un échangeur (21) disposé dans la partie (3) du récipient qui est plongée dans la phase gazeuse du dioxyde de carbone; un second circuit d'échange (30), comportant un échangeur (31) disposé dans le tuyau de soutirage (4); et deux robinets de commande (24, 25), comportant des dispositifs de commande opposés, disposés entre la machine frigorifique et le premier ou le second circuit. L'invention concerne également l'utilisation de ladite installation pour mettre en conformité les conditions de stockage et de distribution.

Compressed and Liquified Natural Gas Storage and Dispensing System

A compressed natural gas storage and dispensing system having bulk storage tanks in fluid communication with a natural gas supply source; a compressor to produce compressed natural gas; dispensing storage tanks in fluid communication with the bulk storage tanks and in fluid communication with fuel dispensers; a liquified natural gas storage tank in fluid communication with the bulk storage tanks, wherein compressed natural gas resulting from vaporization of the liquified natural gas within the liquified natural gas storage tank is transferred to the bulk storage tanks as a supplemental source of compressed natural gas, or wherein liquified natural gas is vaporized in an ambient vaporizer and delivered to the bulk or dispensing storage tanks.

PRESSURIZED CONTAINER FOR LIQUEFIED GAS AND CONSUMER CONNECTION

액화가스 재기화 장치

... 액화가스 재기화 장치가 개시된다. 본 발명의 일 실시예에 따른 액화가스 재기화 장치는 액화가스 저장 탱크에 연결된 재기화 라인을 포함하는 액화가스 재기화 장치로서, 재기화 라인에 설치된 열교환기를 기준으로 상류 구간에 설치되는 유량 제어 밸브, 열교환기를 기준으로 하류 구간에 설치되는 격리 밸브, 및 유량 제어 밸브와 격리 밸브 사이에 설치되어 격리 밸브가 폐쇄된 상태에서 유량 제어 밸브와 격리 밸브 사이의 구간 내에 2상(Two-phase) 상태로 존재하는 이상가스를 외부로 배출하는 배출밸브를 포함한다.

COLD TRANSPORTING DEVICE

METHODS, SYSTEMS AND INSTALLATIONS FOR THE COMPRESSION, EXPANSION AND/OR STORAGE OF A GAS

This method is used to manage a pressure accumulator (1) as a component of an energy storage system, consisting of a work machine (4), a collecting tank (7), a displacement apparatus (6) and a pressure accumulator (1) for storing a pressurised gaseous medium. The pressure accumulator (1) is partially filled with a liquid medium so as to be able to control the gas storage volume therewith. Feeding compressed gas (3) into the pressure accumulator (1) involves removing liquid (2). Removing compressed gas (3) from the pressure accumulator (1) involves feeding in liquid (2) so that the storage pressure is kept under control as necessary, in particular is kept constant. To this end, one pressurised unit of gas (3) is introduced into the pressure accumulator (1) with the removal of one unit of liquid (2) from the pressure accumulator (1) by means of the displacement apparatus (6) and vice versa. The present method and the present arrangement make it possible to fill the pressure accumulator (1 ...

GAS TREATMENT SYSTEM AND VESSEL HAVING SAME

According to an embodiment of the present invention, a gas treatment system comprises: an evaporation gas compressor compressing evaporation gas supplied from a liquefied gas storage tank to be supplied to a consumer; an evaporation gas heat exchanger heat exchanging the evaporation gas compressed in the evaporation gas compressor and the evaporation gas supplied from the liquefied gas storage tank; a gas-liquid separator separating evaporation gas discharged from the evaporation gas heat exchanger to gas or a liquid; and a mixing device mixing the evaporation gas supplied from the liquefied gas storage tank and the gas, and additionally mixing the liquid or liquefied gas supplied from the liquefied gas storage tank. COPYRIGHT KIPO 2017 ...

DEVICE AND METHOD FOR RE-LIQUEFYING BOIL-OFF GAS FOR VESSEL

Disclosed is a re-liquefaction device which uses boil-off gas as cooling fluid for re-liquefying the boil-off gas generated from a liquefied natural gas storage tank installed in a vessel. More specifically, the device for re-liquefying boil-off gas for a vessel, comprises: a plurality of compressors which compress boil-off gas discharged from the storage tank; a gas turbine which consumes energy of the boil-off gas compressed by the compressors; a first autonomous heat exchanger which exchanges heat between boil-off gas passing through the compressors and the gas turbine and boil-off gas passing through the compressors; a second autonomous heat exchanger which exchanges heat between boil-off gas passing through the compressors and the first autonomous heat exchanger and the boil-off gas discharged from the storage tank; and a decompression unit which reduces the pressure of boil-off gas passing through the first autonomous heat exchanger and the second autonomous heat exchanger. COPYRIGHT ...

Unloading of lng from lng tank

Disclosed is a liquefied natural gas storage apparatus. The apparatus includes a heat insulated tank and liquefied natural gas contained in the tank. The tank has heat insulation sufficient to maintain liquefied natural gas therein such that most of the liquefied natural gas stays in liquid. The contained liquefied natural gas has a vapor pressure from about 0.3 bar to about 2 bar. The apparatus further includes a safety valve configured to release a part of liquefied natural gas contained in the tank when a vapor pressure of liquefied natural gas within the tank becomes higher than a cut-off pressure. The cut-off pressure is from about 0.3 bar to about 2 bar.

Method to maximize lng plant capacity in all seasons

As described herein, a method and system for operating a liquefied natural gas (LNG) plant are provided. The method and system also provide for domestic natural gas production. In the present methods and systems, substantially all of the natural gas produced from a well or formation is processed to form LNG; a portion of the LNG produced is regasified; and the regasification is utilized to cool the inlet air to the gas turbines in the LNG plant, either directly or indirectly.

Moving thermal bed to time shift liquifaction and vaporization

A method to store and utilize thermal energy is provided. During a first phase, transferring heat from the heat relocation media to the lower temperature reservoir, transferring heat from the higher temperature stream to the heat relocation media, and transferring heat from the heat relocation media to the high temperature reservoir, thereby at least partially liquefying the higher temperature stream. During a second phase, transferring heat from the higher temperature reserve to the heat relocation media, transferring heat from the heat relocation media to the lower temperature stream, and transferring heat from the heat relocation media to the lower temperature reservoir, thereby at least partially vaporizing the lower temperature stream.

Method for the Refrigerated Transportation of a Stock in a Vehicle Implementing a Liquid Combustible Gas Tank and a Liquid Nitrogen Tank

The present invention relates to a supply station jointly storing a low-temperature-liquefied combustible gas, in particular natural gas, and liquid nitrogen and designed for supplying each component separately or jointly as needed to a vehicle, the supply station being present on the vehicle, the station comprising at least a first storage tank for storing said liquefied combustible gas; and at least a second storage tank for storing said liquid nitrogen and at least one heat-transmitting connection element between the at least one first storage tank and the at least one second storage tank, which connection element is designed so that the combustible gas can be cooled, or can be maintained at a temperature below its boiling point, directly or indirectly by the liquid nitrogen.

Suction nozzle, suction device, gas filling device, gas consuming device and gas filling system

A suction nozzle, which is configured to be interlocked with a gas filler nozzle used to supply a gas to a gas consuming device, comprises a suction port configured to suck moisture inside the gas filler nozzle when the suction nozzle is interlocked with the gas filler nozzle.

Method and system for regulating cryogenic vapor pressure

A vapor pressure regulation system includes a vessel including a vessel wall that defines an enclosure, and a temperature adjustment mechanism coupled to the vessel. A heat transfer between the temperature adjustment mechanism and the vessel is adjusted based on at least a vapor pressure within the vessel to facilitate regulating the vapor pressure within the vessel.

Method for refueling and operating natural gas fueled truck

A method for operating a vehicle that provides refrigeration and is powered by an engine for burning liquefied natural gas. The vehicle contains on-board storage tanks for liquefied natural gas and liquid nitrogen. These two tanks are in thermal communication with each other and natural gas from the liquefied natural gas storage tank will periodically contact the liquid nitrogen and return as liquefied natural gas.

Carbon dioxide supply for injection-molding systems

For supplying a sink with liquid carbon dioxide with a required temperature of more than 0° C. and with a required pressure of more than 30 bar, liquid carbon dioxide is taken from a tank, in which it has been stored at a temperature below the required temperature and at a pressure below the required pressure. The pressure of the carbon dioxide is increased and then the carbon dioxide is heated to the required temperature.

Mobile filling station

The present invention relates generally to a compact, mobile filling station for filling cylinders. The compact modular filling station is capable of filling cylinders with fluids at high pressures and at high gas flow rates to achieve a rapid fill rates as measured in volume of fluid per time per filling system area using a controlled temperature filling process.

Modular compressed natural gas system

A compression system is disposed in a container and shipped to a location having a supply of natural gas. The compression system connects to the natural gas supply, compresses gas from the supply, and provides compressed gas to a consumer. The container, which can be a standardized ISO shipping container, is fitted with removable vents at designated locations. Strategic positioning of compression system components in combination with the removable vents allows for ready access to the compression system for repair and maintenance.

Device and Method for Filling a Container with a Gas Under Pressure

The invention relates to a method and device for filling a tank with pressurized gas, comprising transfer of a predefined amount of a gas into the tank from at least one pressurized gas source via a filling duct, the gas being selectively cooled by a cooling component before it enters into the tank in order to prevent a defined temperature limit from being reached in the tank, characterized in that the method comprises a step of defining the maximum amount of energy that can be added to the tank without exceeding the temperature limit, this maximum amount of energy being expressed in the form of the maximum enthalpy that can be added to the tank, a step of defining the effective amount of energy that will be added to the tank during the transfer of gas into the tank without cooling, expressed in the form of an added enthalpy, cooling of the gas by the cooling component being controlled in order to remove selectively an amount of heat from the gas transferred into the tank corresponding at least to the fraction of the added enthalpy that exceeds the maximum enthalpy.

Large-scale hydrogen refueling station

The invention relates to a large-scale hydrogen refueling station comprising at least one supply storage, a plurality of compressor modules comprising a local controller, a plurality of dispenser modules, and a hydrogen production system comprising a hydrogen production system controller mutually connected by one or more flow paths. Wherein one of the controllers facilitates control of valves and thereby flow of hydrogen gas in the flow paths between the at least one supply storage, compressor modules, dispenser modules and hydrogen production system. Wherein the control of the valves enables flow of hydrogen gas in at least three of the flow paths simultaneously.

METHOD FOR PRESERVING QUALITY OF NITRIC OXIDE

A method provide high-purity nitric oxide by preserving quality of the nitric oxide by suitably inhibiting the disproportionation reaction of the nitric oxide that is transported in a state of being stored in a high-pressure gas cylinder, and decreasing the amount of nitrous oxide and nitrogen dioxide that are produced during the transportation. When the nitric oxide is transported in a state of being stored in the high-pressure gas cylinder, the nitric oxide is filled into the high-pressure gas cylinder at a gauge pressure between 1.96 MPa to 3.5 MPa to be stored, and is transported in a state in which the exterior surface temperature of the high-pressure gas cylinder is held in a range from −15° C. to 5° C. 1. A method for preserving quality of nitric oxide at the time when the nitric oxide is transported in a state of being stored in a high-pressure gas cylinder characterized by tilling the nitric oxide into said high-pressure gas cylinder at a gauge pressure between 1.96 MPa and 3.5 NTPa to be stored , and transporting in a state in which the exterior surface temperature of said high-pressure gas cylinder is held in a range from −15° C. to 5° C.2. A method for preserving nitric oxide at the time when the nitric oxide is transported in a state of being stored in a high-pressure gas cylinder characterized by determining an empirical formula that represents a relationship between production rate of nitrous oxide or nitrogen dioxide due to disproportionation reaction of nitric oxide in said high-pressure gas cylinder , pressure for filling the nitric oxide into said high-pressure gas cylinder , and exterior surface temperature of said high-pressure gas cylinder , andsetting the pressure for filling the nitric oxide into said high-pressure gas cylinder and the exterior surface temperature of said high-pressure gas cylinder from said determined empirical formula, a period of storage of the nitric oxide in said high-pressure gas cylinder, and a permissible value of ...

Method for Dispensing a Gas

A method for dispensing gas within a target temperature range wherein the gas exchanges heat with multiple thermal capacitors to cool the gas.

CNG Fueling System

A compressed natural gas (CNG) fueling system has a single compressor comprising a first compression stage and a subsequent compression stage, wherein the first compression stage feeds the subsequent compression stage when filling a storage tank, the storage tank is configured to receive CNG from at least one of the first compression stage and the subsequent compression stage of the compressor when filling the storage tank, a CNG feedback to the subsequent compression stage of the compressor from the storage tank, the CNG being introduced back into the compressor at a location downstream relative to an output of the first compression stage, and a first heat exchanger associated with the CNG feedback.

METAL HYDRIDE HYDROGEN STORAGE TANK COMPRISING A PLURALITY OF STACKED LEVELS

The invention relates to a tank for storing hydrogen by absorption into a hydrogen-storage material. The tank contains a chamber, a hydrogen feed inlet, a hydrogen discharge outlet, and an inner structure for storing the hydrogen-storage material. The inner structure contains a stack along a longitudinal axis of at least two levels for containing the storage material. Each level includes a distributor cup, a receiver cup for the storage material, and a collector cup. The distributor cups, receiver cups and collector cups are stacked one on top of the other and rigidly and sealingly connected to one another. The invention also relates to a distribution pipe distributing in parallel hydrogen in the distributor cups such that, for each level, hydrogen flows from each distributor cup to the collector cup by passing through the storage material. 1. A storage tank for storing hydrogen by absorption into a powder hydrogen-storage material , comprising:a vessel,at least one hydrogen feed inlet,at least one hydrogen discharge outlet, andan inner structure for storing the hydrogen-storage material,whereinsaid inner structure comprises a stack along a longitudinal axis of at least two levels for containing the storage material,each level comprises a receiver zone for the storage material, a distributor zone for hydrogen, and a collector zone for hydrogen situated on either side of the receiver zone along the longitudinal axis, andat least one hydrogen distributor distributes in parallel hydrogen in the distributor zones such that, for each level, hydrogen flows from each distributor zone to the collector zone by passing through the receiver zone for the storage material.2. The storage tank according to claim 1 , whereinthe hydrogen distributor comprises a distribution pipe which is connected by a longitudinal end to the hydrogen feed inlet and is closed at another longitudinal end, andsaid distribution pipe passes through or edges all the zones and comprises openings emerging ...

FLUID CONTAINER REFILLING SYSTEM

A method for filling a fluid container with a cryogenic fluid, the method including the step of reducing with a container temperature reducer a container temperature of the fluid container prior to adding the cryogenic fluid to the fluid container. The method can include additional steps, including: compressing with a compressor the cryogenic fluid based at least partially on the container temperature, controlling with a controller the extent that the compressor compresses the cryogenic fluid, cooling with a fin pack the cryogenic fluid, filtering with a filter the cryogenic fluid, analyzing with a fluid analyzer a fluid within the cryogenic fluid, monitoring with a water monitor a water content of the cryogenic fluid and/or monitoring with a fluid sensor a fluid property of the cryogenic fluid. 1. A method for filling a fluid container of a cryoablation system with a cryogenic fluid , the method comprising the steps of:reducing a container temperature of the fluid container from a first temperature to a second temperature prior to adding the cryogenic fluid to the fluid container;compressing the cryogenic fluid, wherein an extent of compression of the cryogenic fluid is based at least partially on the container temperature of the fluid container;passing the compressed cryogenic fluid through a cooler so as to cool the compressed cryogenic fluid;passing the cooled and compressed cryogenic fluid through a filter;delivering the filtered, cooled and compressed cryogenic fluid to the fluid container; andafter delivering the filtered, cooled and compressed cryogenic fluid to the fluid container, selectively heating the filter to remove moisture from therefrom.2. The method of claim 1 , wherein the second temperature is at least approximately 10° C. lower than the first temperature.3. The method of claim 1 , wherein the cooler is a fin pack cooler.4. The method of claim 1 , wherein the filter includes at least one of a replaceable cartridge and a regenerating cartridge.5. ...

Hydrogen fuel filling system and hydrogen fuel filling method

According to one aspect of the present invention, a hydrogen fuel filling system includes a first flow passage through which hydrogen fuel supplied from a pressure accumulator that accumulates hydrogen fuel under pressure passes; a second flow passage through which hydrogen fuel supplied from the pressure accumulator passes, and which is arranged in parallel with the first flow passage; a switching valve that switches flow passages selectively from one of the first and second flow passages to another, or that switches flow passages between one and both of the first and second flow passages; and a control circuit that controls opening/closing of the switching valve, wherein a fuel cell vehicle using hydrogen fuel as a power source is filled with hydrogen fuel while switching the flow passages by the switching valve during supply from the pressure accumulator.

PROCESS FOR REFILLING A GAS TANK AND GAS SUPPLY SYSTEM

A process for filling a gas tank made from a gas tank material with gas is provided, which process comprises the following steps: a) setting (S) a nominal gas filling rate such that the tank is substantially completely filled within a predetermined filling time from a predetermined initial gas pressure value, b) determining (S), assuming hot case tank conditions, a maximum mass-averaged gas filling temperature that will be reached at the end of the filling process, when filling the gas tank for the predetermined filling time with the nominal gas filling rate, c) selecting (S) a target gas filling temperature not greater than the maximum mass-averaged gas filling temperature, d) cooling (S) the gas to be supplied to the gas tank to the target gas filling temperature, e) starting the supply of gas to the gas tank, f) determining (S) the actual mass-averaged gas filling temperature of the gas supplied to the tank, g) estimating (S) an end-of-fill gas pressure from the actual mass-averaged gas filling temperature assuming cold case tank conditions, and h) terminating (S) the supply of gas to the gas tank when the actual pressure of the gas tank is equal to the lower of the end-of-fill gas pressure and a maximum final fill pressure. 1. A process for filling a gas tank made from a gas tank material with gas , the process comprising the steps:{'b': '10', 'a) setting (S) a nominal gas filling rate such that the tank is substantially completely filled within a predetermined filling time from a predetermined initial gas pressure value,'}{'b': '20', 'b) determining (S), assuming hot case tank conditions, a maximum mass-averaged gas filling temperature that will be reached at the end of the filling process, when filling the gas tank for the predetermined filling time with the nominal gas filling rate,'}{'b': '30', 'c) selecting (S) a target gas filling temperature not greater than the maximum mass-averaged gas filling temperature,'}{'b': '40', 'd) cooling (S) the gas to be ...

Method for Cooling a First Cryogenic Pressure Vessel

A method for cooling a first cryogenic pressure vessel, where the first cryogenic pressure vessel is designed for the storage of cryogenic gas, includes firstly conducting gas through the first pressure vessel for the purposes of cooling the first pressure vessel and subsequently feeding the gas to a second pressure vessel for the purposes of storing the gas, until the temperature of the first pressure vessel has reached a predetermined temperature value or until the second pressure vessel has reached a predefined degree of filling with gas. 1. A method for cooling a first cryogenic pressure vessel arranged in a motor vehicle , wherein the first cryogenic pressure vessel is designed for the storage of cryogenic gas and wherein the cryogenic gas is a fuel , comprising the acts of:gas is firstly conducted through the first cryogenic pressure vessel for the purpose of cooling the first cryogenic pressure vessel and is subsequently fed to a second pressure vessel for the purpose of storing the gas, until a temperature of the first cryogenic pressure vessel has reached a predetermined temperature value or until the second pressure vessel has reached a predefined degree of filling with the gas.2. The method as claimed in claim 1 , wherein the predefined temperature is a temperature of the gas before the gas is firstly conducted through the first cryogenic pressure vessel.3. The method as claimed in claim 1 , wherein the gas is warmed after being conducted through the first cryogenic pressure vessel and before the gas is fed to the second pressure vessel.4. The method as claimed in claim 2 , wherein the gas is warmed after being conducted through the first cryogenic pressure vessel and before the gas is fed to the second pressure vessel.5. The method as claimed in claim 1 , wherein the gas is cryogenic gas before the gas is conducted through the first cryogenic pressure vessel.6. A method for cooling a first cryogenic pressure vessel claim 1 , wherein the first cryogenic ...

Systems and Methods for Converting Cryogenic Liquid Natural Gas to High Pressure Natural Gas and to Low Pressure Natural Gas using a Sphere Vessel and Retain all Product and to Further Dispense Only by Voluntary Actions of the User

A System to convert and dispense pressurized gas(es) of cryogenic liquids of gas(es), and systems and methods using a sphere pressure vessel to efficiently convert liquid natural gas (LNG) to compressed natural gas (CNG) and low pressure natural gas (NG) and other cryogenic liquids of gas. The system requires one dedicated sphere pressure vessel at the dispensing location and the location of elements according to horizontal and vertical orientation to convert, retain, store, and dispense multiple pressures of gas from a cryogenic liquid supply such as a non-dedicated high pressure cryogenic personal supply tank. The system efficiently modifies and controls parameters of volume, pressure, and temperature in conversion scale to retain all converted product under human control to dispense, without process required waste, for use in commercial, utility and industrial uses, and scaleable for single family residential applications where service can be accomplished by pickup truck and trailer, where semi trucks access is not available.

AUXILIARY CRYOGEN STORAGE FOR MAGNETIC RESONANCE IMAGING APPLICATIONS

The present disclosure relates to a cooling system that includes a superconducting unit and a reservoir configured to store liquid coolant to cool the superconducting unit. The cooling system also includes an auxiliary storage system that includes one or more storage tanks fluidly coupled to the reservoir. The auxiliary storage system is configured to provide additional coolant to the reservoir as well as receive and store coolant from the reservoir. 1. A cooling system , comprising:a superconducting unit;a reservoir configured to store liquid coolant to cool the superconducting unit; provide additional coolant to the reservoir; and', 'receive and store coolant from the reservoir., 'an auxiliary storage system comprising one or more storage tanks fluidly coupled to the reservoir, wherein the auxiliary storage system is configured to2. The cooling system of claim 1 , wherein the one or more storage tanks comprise activated charcoal.3. The cooling system of claim 1 , wherein the one or more storage tanks comprise zeolites.4. The cooling system of claim 1 , wherein the auxiliary storage system is configured to provide the additional coolant when the superconducting unit is ramping up and receive the coolant after the superconducting unit has finished ramping up.5. The cooling system of claim 1 , wherein:the auxiliary storage system comprises a thermal switch configured to enable a flow of the additional coolant to the reservoir; andthe cooling system comprises a control system configured to control the thermal switch to modify a temperature of the additional coolant while being stored in the one or more storage tanks.6. The cooling system of claim 5 , wherein:the additional coolant is stored within the one or more tanks in a liquid state; andthe control system is configured to cause the temperature of the additional coolant to increase and cause the additional coolant to have a gaseous state prior to entering the reservoir.7. The cooling system of claim 6 , comprising ...

CRYOGENIC FLUID STORAGE TANK

The invention relates to a tank for storing a two-phase cryogenic mixture of liquid and gas, comprising a first casing, at least one drawing pipe, a tank filling circuit, the tank comprising a sensor assembly measuring the pressure in the first casing, the tank comprising a pipe for pressurizing the internal casing, comprising an upstream end connected to the lower end of the first casing and a downstream end connected to the upper part of the first casing, the pressurization line comprising at least one regulating valve and a heater, in particular a vaporization heat exchanger. The invention is characterized in that the regulating valve is configured to automatically maintain the pressure in the first casing at a minimum value by ensuring, when the pressure in the first casing is lower than said first value, a circulation of liquid taken from the first casing in the heater and a re-injection of said heated fluid into the first casing. 114-. (canceled)16. The tank of claim 15 , wherein the regulating valve of the pressurization pipe is sensitive to the pressure measured by the set of one or more sensor(s) claim 15 , said regulating valve comprises at least one movable element closing or opening a passage for the fluid in the pressurization pipe claim 15 , said movable element is opened or closed according to the pressure difference between a setting force corresponding to a minimum pressure value and the pressure measured by the set of one or more sensor(s).17. The tank of claim 15 , wherein the regulating valve of the pressurization pipe comprises at least one electrically controlled valve and an electronic device for controlling the controlled valve configured to control the opening and the closing of the valve as a function of the minimum pressure value and the pressure measured by the set of one or more sensor(s).18. The tank of claim 15 , wherein the vaporized gas drawing-off pipe comprises a second upstream end connected to the lower part of the first casing ...

SOLVENT DEPRESSURIZATION DEVICES, SYSTEM, AND METHODS

A solvent storage and depressurization system is described. The system allows a volume of solvent to be stored and used at low pressure, thereby providing safety benefits and regulatory simplicity. The system includes an external expansion tank that is located outside of an extraction facility and that contains a solvent. The system also includes an internal storage tank that is located inside of the extraction facility and that provides a solvent supply to a solvent user, such as a phytochemical extraction system. The external and internal tanks are separated and connected via a duplex manifold. The manifold allows gas below a first pressure level to pass from the external expansion tank to the internal storage tank, and allows gas above a second pressure level to pass from the internal storage tank back to the external expansion tank, wherein the second pressure level is greater than the first pressure level. 1. A solvent depressurization system comprising:an external expansion tank that is located outside of an extraction facility and that contains a solvent;an internal storage tank that is located inside of the extraction facility and that provides a solvent supply to a solvent user; anda manifold that is coupled via a first conduit to the expansion tank and coupled via a second conduit to the storage tank, wherein the manifold is configured to allow gas below a first pressure level to pass from the external expansion tank to the internal storage tank, and to allow gas above a second pressure level to pass from the internal storage tank back to the external expansion tank, wherein the second pressure level is greater than the first pressure level.2. The solvent depressurization system of claim 1 , wherein the solvent is propane or butane.3. The solvent depressurization system of claim 1 , wherein the solvent user is a phytochemical extraction system.4. The solvent depressurization system of claim 1 , wherein the first pressure level is 0.3 psi and wherein the ...

Boil-off gas supply device

A boil-off gas supply device is provided with: a storage tank configured to store a liquefied gas; a first compression mechanism configured to suck in the boil-off gas of the liquefied gas stored in the storage tank and compress the sucked boil-off gas; a second compression mechanism configured to compress the boil-off gas after being compressed by the first compression mechanism; a discharge path in which the boil-off gas discharged from the second compression mechanism flows; a first drive source configured to drive the first compression mechanism; and a second drive source that is different from the first drive source and configured to drive the second compression mechanism.

APPARATUS FOR UNLOADING CNG FROM STORAGE VESSELS

Methods and apparatus for offloading CNG from high-pressure storage vessels () are provided. The methods and apparatus are operable to warm the offloaded CNG either before or after a letdown in pressure to ensure that the delivered product is gaseous and that delivery of condensed products to downstream equipment is avoided. Particularly, a heating assembly () configured to warm a stream offloaded from a vessel () and flowing through a coil-shaped conduit () by infrared energy emitted by one or more heating elements () is provided upstream or downstream of a pressure reduction device (). 1. An apparatus for unloading compressed natural gas (CNG) from a storage vessel comprising:a conduit configured to conduct a natural gas stream through at least a portion of said apparatus, said conduit comprising an inlet and an outlet, said inlet having a lower elevation within said apparatus than said outlet;at least one infrared heater positioned adjacent to at least a portion of said conduit and configured to deliver energy to said conduit for heating of said natural gas stream flowing therethrough;a pressure let down valve located upstream or downstream from said conduit and operable to reduce the pressure of said natural gas stream; andcoupling structure for connecting said apparatus to the storage vessel containing the CNG and delivering CNG offloaded from the storage vessel to said apparatus.2. The apparatus according to claim 1 , wherein said coupling structure is configured for connecting at least two storage vessels containing CNG to said apparatus so as to deliver a continuous flow of said natural gas stream through said apparatus.3. The apparatus according to claim 1 , wherein said storage vessel is located on a trailer.4. The apparatus according to claim 1 , wherein said conduit comprises a coil having at least one complete turn between said inlet and said outlet.5. The apparatus according to claim 4 , wherein said coil comprises a central longitudinal axis oriented ...

METHOD AND DEVICE FOR FILLING A HYDROGEN TANK

A method for filling a tank with pressurized gaseous hydrogen from at least one source storage containing pressurized gaseous hydrogen at a first defined temperature and at a defined pressure higher than the pressure in the tank to be filled, in which hydrogen is transferred from the source storage to the tank by pressure balancing via a filling circuit having an upstream end linked to the source storage and a downstream end linked to the tank, and in which the at least one source storage exchanges heat with a member for heating the gas stored in the source storage, during at least a part of the transfer of hydrogen from the source storage to the tank, the gas contained in the source storage being heated to a second defined temperature that is higher than the first temperature. 19-. (canceled)10. A method for filling a pressurized gaseous hydrogen tank from at least one source store containing a pressurized gaseous hydrogen at a determined first temperature and at a determined pressure higher than the pressure in the tank that is to be filled , comprising the steps of:transferring hydrogen from the source store to the tank by the equalizing of pressure via a filling circuit having an upstream end connected to the source store and a downstream end connected to the tank, the at least one source store being in a heat exchange relationship with a heater that is adapted and configured to heat up the gas stored in the source store; andduring at least part of the transfer of hydrogen from the source store to the tank, the hydrogen contained in the source store is heated up to a determined second temperature which is higher than the first temperature, wherein when a pressure differential between the gas in the source store and the gas in the tank, is below a determined first differential, the gas contained in the source store is heated up via the heater.11. The method of claim 10 , wherein the heating of the gas contained in the source store increases the temperature of the ...

GAS FILLING SYSTEM

A gas delivery system including: a feeder for feeding a gas to a tank; a pressure storage container unit which has a plurality of pressure storage containers, and sends out the gas to the feeder; a gas supply unit; and a controller. The controller implements a storing operation that a specified pressure storage among the plurality of pressure storage containers is supplied with the gas until a pressure of the specified pressure storage container reaches a reference pressure or greater, after finish of a delivery of the gas to one tank carrier, and a sending operation that the gas is sent out from another pressure storage container except the specified pressure storage container to the feeder, and then sent out from the specified pressure storage container to the feeder on a receipt of a shift indication from the feeder, at a delivery of the gas to a subsequent tank carrier. 1. A gas delivery system for delivering a gas to a tank carrier including a tank , comprising:a feeder for feeding the gas to the tank of the tank carrier;a pressure storage container unit which has a plurality of pressure storage containers for storing the gas, and sends out the gas to the feeder;a gas supply unit for supplying the gas to the pressure storage container unit; anda controller for controlling execution of the gas supply unit and the sending of the gas from the pressure storage container unit, wherein a storing operation that a specified pressure storage container among the plurality of pressure storage containers is supplied with the gas until a pressure of the specified pressure storage container reaches a reference pressure or greater, after finish of a delivery of the gas to one tank carrier, and', 'a sending operation that the gas is sent out from another pressure storage container except the specified pressure storage container to the feeder, and then sent out from the specified pressure storage container to the feeder after shifting from the another pressure storage container ...

LIQUEFIED FUEL GAS SYSTEM AND METHOD

A method of fueling a transporter with liquefied fuel gas includes providing a transporter having a fuel gas storage tank for holding a liquefied fuel gas, a sub-cooler fluidly connected to the fuel gas storage tank, and a consumer. Liquefied fuel gas from the fuel gas storage tank is pumped into the subcooler to create subcooled liquefied fuel gas. The subcooled liquefied fuel gas may then be introduced into the fuel gas storage tank, for example by spraying into a vapor space of the fuel gas storage tank. Liquefied fuel gas is pumped from the fuel gas storage tank to provide pressurized liquefied fuel gas, the pressurized liquefied fuel gas is vaporized and the vaporized fuel gas is provided to the consumer for propelling the means of transport using the vaporized fuel gas as a fuel. 1. A method of fueling a transporter with liquefied fuel gas , the method comprising the steps of:providing a transporter, the transporter comprising a fuel gas storage tank for holding a liquefied fuel gas, a sub-cooler fluidly connected to the fuel gas storage tank, and a consumer;pumping liquefied fuel gas from the fuel gas storage tank into the sub-cooler to create subcooled liquefied fuel gas; andintroducing the subcooled liquefied fuel gas into the fuel gas storage tank.2. The method of claim 1 , the step of introducing the subcooled liquefied fuel gas into the fuel gas storage tank comprising spraying the subcooled liquefied fuel gas into a vapor space of the fuel gas storage tank.3. The method of claim 1 , further comprising the steps of:pumping the liquefied fuel gas from the fuel gas storage tank to provide pressurized liquefied fuel gas;vaporizing the pressurized liquefied fuel gas to provide vaporized fuel gas; andproviding the vaporized fuel gas to the consumer for propelling the means of transport using the vaporized fuel gas as a fuel.4. The method of claim 1 , the method including repeating the steps of pumping the liquefied fuel gas from the fuel gas storage tank into ...

Systems And Methods For Transporting Liquefied Natural Gas

Systems and methods for transporting and managing LNG are contemplated. A source of LNG is pumped to a pressure higher than a consumer pressure, and is vaporized to provide vaporized LNG. The vaporized LNG is transported from a first location to a second location without the need for cryogenic equipment. At the second location, the vaporized LNG is expanded to the consumer pressure or a second pressure below the consumer pressure to generate refrigeration content suitable to reliquefy at least a portion of the vaporized LNG. A reliquefied natural gas is generated at the second location while providing a natural gas product to a downstream consumer at the consumer pressure. 1. A method of providing a reliquefied natural gas product at a second location , comprising:providing liquefied natural gas (“LNG”) from an LNG source;pumping the LNG to a pressure above a consumer pressure to thereby form pressurized LNG;vaporizing the pressurized LNG at a first location to thereby form a pressurized natural gas;transporting the pressurized natural gas from the first location to the second location;expanding, at the second location, at least a portion of the pressurized natural gas to a second pressure to generate refrigeration content; andreliquefying the at least portion of the pressurized natural gas using the refrigeration content to thereby form the reliquefied natural gas product.2. (canceled)3. The method of claim 1 , wherein the pressure of the pressurized LNG is between 10 and 100 bar.4. The method of claim 1 , wherein the first location is offshore and the second location is onshore.5. (canceled)6. The method of claim 5 , wherein the second location is an LNG production plant claim 5 , an LNG regasification plant claim 5 , or a natural gas distribution plant.78-. (canceled)9. The method of claim 1 , wherein the step of expanding further comprises steps of (i) cooling the pressurized natural gas in a heat exchanger to thereby generate a cooled product stream claim 1 , ( ...

System and Method for Transfering Liquid Argon to Bulk Transport Tanks

A system and method is provided for transferring liquid argon from a bulk storage tank to a transport tank in which liquid argon is pumped through a tube arrangement within a heat exchanger and the tube arrangement is contacted by liquid nitrogen so that heat transfers from the liquid argon to the liquid nitrogen, thereby reducing the temperature, density and pressure of the liquid argon prior to exiting the heat exchanger and flowing into the transport tank. 1. A system for transferring liquid argon from a bulk storage tank to a transport tank comprising:a storage tank containing liquid nitrogen; and a housing defining an interior chamber;', 'a liquid argon tube arrangement disposed within the interior chamber and having an inlet configured for fluid communication with the bulk storage tank and an outlet configured for fluid communication with the transport tank;', 'a liquid nitrogen tube arrangement in fluid communication with said liquid nitrogen bulk storage tank and disposed within the interior chamber in close proximity to the liquid argon tube arrangement, the liquid nitrogen tube arrangement including a plurality of openings positioned and arranged to direct liquid nitrogen from the liquid nitrogen tube arrangement onto the liquid argon tube arrangement; and', 'a vent defined in the housing in communication with the interior chamber to vent gaseous nitrogen therefrom., 'a heat exchanger including;'}2. The system for transferring liquid argon of claim 1 , wherein:said inlet is incorporated into said housing at or adjacent an upper portion of the housing; andsaid outlet is incorporated into said housing at or adjacent a lower portion of the housing3. The system for transferring liquid argon of claim 1 , wherein said liquid argon tube arrangement includes a first spiral tube extending from said inlet to said outlet.4. The system for transferring liquid argon of claim 3 , wherein said first spiral tube includes twenty coils between said inlet and said outlet.5. ...

FUEL TANK ARRANGEMENT

The present invention relates to a fuel tank arrangement () for an internal combustion engine () of a vehicle, the fuel tank arrangement () comprising a fuel tank () for containing a combustible gas; wherein the fuel tank arrangement further comprises a combustible gas burning arrangement () for combustion of combustible gas, said combustible gas burning arrangement () being positioned in downstream fluid communication with the fuel tank () via a first conduit. 1. A fuel tank arrangement for an internal combustion engine of a vehicle , the fuel tank arrangement comprising a fuel tank arranged to contain a combustible gas , characterized in that the fuel tank arrangement further comprises a combustible gas burning arrangement for combustion of combustible gas , said combustible gas burning arrangement being positioned in downstream fluid communication with the fuel tank via a first conduit for receiving combustible gas from the fuel tank , wherein the combustible gas burning arrangement is further arranged in fluid communication with the fuel tank via a second conduit , the fuel tank arrangement further comprising a pressure controlled valve positioned in fluid communication between the gas burning arrangement and the first and second conduits , respectively , the pressure controlled valve being arranged to be positioned in an open position if the gas pressure level in either the first or the second conduits exceeds a predetermined limit , wherein the fuel tank arrangement further comprises a gas converter arrangement comprising a high pressure fuel pump and an evaporating unit , the gas converter arrangement being positioned in downstream fluid communication with said fuel tank and arranged to convert liquefied combustible gas to compressed combustible gas for delivery to the internal combustion engine , wherein the gas burning arrangement is arranged in fluid communication with the gas converter arrangement via the second conduit and wherein the pressure controlled ...

SYSTEM AND METHOD TO COST-EFFECTIVELY PRESSURIZE CRYOGENIC H2 BY HEAT TRANSFER

The present disclosure relates to a system for pressurizing liquid hydrogen (LH2). The system has a pressure vessel for containing an initial quantity of LH2, with the pressure vessel containing an inlet orifice and an outlet orifice. A vaporizer is used which has an inlet and an outlet. A supply tube is used to couple the outlet orifice of the pressure vessel with the inlet of the vaporizer. A discharge tube couples the discharge outlet of the vaporizer with the inlet orifice of the pressure vessel. The vaporizer receives LH2 from the pressure vessel via the supply tube during a pressurization operation, warms the LH2 using an ambient environment, and discharges heated and pressurized H2 back to the pressure vessel through the supply tube. 1. A system for pressurizing liquid hydrogen (LH2) , comprising:a pressure vessel for containing an initial quantity of LH2, the pressure vessel containing an inlet orifice and an outlet orifice;a vaporizer having an inlet and an outlet;a supply tube coupling the outlet orifice of the pressure vessel with the inlet of the vaporizer;a discharge tube coupling the outlet of the vaporizer with the inlet orifice of the pressure vessel; andthe vaporizer receiving LH2 from the pressure vessel via the supply tube during a pressurization operation, warming the LH2 using an ambient environment, and discharging heated and pressurized H2 back to the pressure vessel through the supply tube.2. The system of claim 1 , wherein the vaporizer comprises an ambient air high pressure vaporizer.3. The system of claim 1 , wherein the pressure vessel claim 1 , the supply tube claim 1 , the discharge tube and the vaporizer form a closed loop circuit.4. The system of claim 1 , further comprising a first valve disposed in communication with the discharge tube for controlling a flow of the LH2 between the outlet orifice and the inlet of the vaporizer.5. The system of claim 1 , further comprising a second valve disposed in communication with the supply tube ...

SYSTEM FOR DRAINING AND REFILLING CRYOGENIC FUEL IN A VEHICLE TANK

A tool for draining and refilling a vehicle tank for cryogenic fuel, wherein the tool when in position for use has a vertical direction and includes a heat exchanger and a cooling tank, the cooling tank having an upper portion and a lower portion as viewed in the vertical direction of the tool and including a fuel outlet having at least one outlet valve, the fuel outlet being connected to a first fuel conduit and second fuel conduit via the at least one outlet valve, wherein the first fuel conduit includes an arrangement for connecting the first fuel conduit to an inlet on the heat exchanger, and wherein the second fuel conduit includes an arrangement for connecting the second fuel conduit to an inlet on a vehicle tank, the cooling tank further including an inlet, the inlet being connected to a fuel inlet conduit via a check valve and the fuel inlet conduit including an arrangement for connecting the inlet to an outlet from the heat exchanger, or to an outlet from a vehicle tank, and the outlet of the heat exchanger including an arrangement for connecting to an inlet on a vehicle tank, and a system and method for draining and refilling a vehicle tank. 128. A tool for draining and refilling a vehicle tank for cryogenic fuel , wherein the tool when in position for use has a vertical direction and comprises a heat exchanger and a cooling tank , the cooling tank having an upper portion and a lower portion as viewed in the vertical direction a the tool and comprising a fuel outlet having at least one outlet valve , the fuel outlet being connected to a fuel outlet conduit , wherein the fuel outlet conduit comprises means for connecting the fuel outlet on the cooling tank to an inlet on the heat exchanger , and wherein the fuel outlet conduit comprises means for connecting the fuel outlet on the cooling tank to an inlet on a vehicle tank , and that the cooling tank further comprises an inlet , the inlet being connected to a fuel inlet conduit via a check valve , and that ...

Method of discharging residual liquid in liquefied gas tank

Water is injected into a top of a liquefied gas tank (water injection step); residual stored liquid in the tank is vaporized by heats of water injected in the water injection step so that the vaporized gas discharges from the top of the tank (residual liquid vaporization/discharge step); even after all of the stored liquid is vaporized in the residual liquid vaporization/discharge step, the injection of the water into the tank is continued to melt ice solidified through cold heat appropriation of the stored liquid in the residual liquid vaporization/discharge step and return the temperature in the tank to normal temperature (hot-up step); and attained is water discharge from'a bottom of the tank having the temperature in the tank returned to normal temperature in the hot-up step while inert gas is supplied into the tank (water discharge step).

HYDROGEN RELEASE SYSTEM

A system for discharging hydrogen from two or more hydrogen storage vessels (A, B, C) containing solid hydrogen storage material. The system includes at least one hydrogen supply line for connecting the hydrogen storage vessels to a hydrogen demand (), and energy delivery system (A, B, C) to provide heat to the hydrogen storage material in each hydrogen storage vessel to desorb hydrogen from the solid hydrogen storage material, and one or more supply connection conduits (A, B, C) for connecting the supply line of lines to the hydrogen storage vessels (A, B, C). Each supply connection conduit has a backflow prevention device (A, B, C) to prevent hydrogen in the supply line from flowing back into the hydrogen storage vessels (A, B, C). Also disclosed is a system for delivering a supply of hydrogen to a hydrogen supply line including a control system () to determine the timing of activation of an energy delivery system based (A, B, C) on the hydrogen demand in the hydrogen supply line. The control system () activates the energy delivery system based (A, B, C) in the next hydrogen storage unit to provide a sufficient period of time for the material in the next hydrogen storage vessel to heat to the temperature at which hydrogen is provided at the supply pressure for the hydrogen supply line. 1. A system for discharging hydrogen from one or more hydrogen storage vessels , the hydrogen storage vessel or vessels containing solid hydrogen storage material , the system including;a hydrogen supply line for connecting to a hydrogen demand;an energy delivery system to provide heat to the hydrogen storage material in at least one of the hydrogen storage vessels to desorb hydrogen from the solid hydrogen storage material;a process control system; wherein the process control system monitors the desorption process from the one or more hydrogen storage vessels; wherein the process control system regulates the delivery energy from the energy delivery system to the one or more ...

METHOD FOR FILLING UP A STORAGE TANK WITH A GASEOUS PRESSURIZED MEDIUM, IN PARTICULAR HYDROGEN

The invention relates to a method for filling up a storage tank (e.g., a vehicle tank) () with a gaseous, pressurized medium, in particular in the form of hydrogen, in which a supply tank system () for storing the hydrogen is connected with the storage tank () to be filled by way of a tank feed line () and a fueling valve (), wherein, prior to filling up the storage tank () with aforesaid medium with the fueling valve () closed, a flow of the medium for cooling the tank feed line () is guided through the tank feed line () at a predefinable target temperature, and removed from the tank feed line () through a line () that branches away upstream from the fueling valve (). In addition, the invention relates to a fueling facility () for filling up a storage tank (). 1. A method for filling up a storage tank with a gaseous , pressurized medium in which a supply tank system for storing the hydrogen is connected with the storage tank to be filled by way of a tank feed line , wherein , prior to filling up the storage tank with aforesaid medium , a flow of the medium for cooling the tank feed line is guided through the tank feed line , and removed from the tank feed line through a line that branches away from the tank feed line upstream from the storage tank.2. The method according to claim 1 , characterized in that the tank feed line exhibits a fueling valve for blocking the tank feed line claim 1 , which is designed in particular as the inlet valve of a gas pump claim 1 , wherein aforesaid line branches way from the tank feed line upstream from the fueling valve claim 1 , and wherein the aforesaid flow is guided through the tank feed line and removed from the tank feed line via the aforesaid line with the fueling valve closed.3. The method according to claim 1 , characterized in that the medium used to cool the tank feed line is returned into the supply tank system via aforesaid line.4. The method according to claim 1 , characterized in that the actual temperature of the ...

A COOLED-HYDROGEN SUPPLY STATION AND A COOLING APPARATUS FOR HYDROGEN

The present invention is a hydrogen cooling apparatus comprising: a air-cooled condenser disposed on a part of a first coolant passage so as to enable cooling of a first coolant by driving an air-cooling fan; a first heat exchanger enabling cooling of a second coolant by the first coolant, between another part of the first coolant passage and a part of a second coolant passage; and a second heat exchanger enabling cooling of hydrogen by the second coolant, between another part of the second coolant passage and a part of a hydrogen passage. A driving rotational speed of the air-cooling fan is inverter controlled in such a manner that a pressure of the first coolant from the air-cooled condenser to the first heat exchanger is maintained between 1.5 MPa and 1.7 MPa. 1. A cooled-hydrogen supply station comprising:a first coolant passage through which a first coolant circulates;an air-cooled condenser disposed on a part of the first coolant passage so as to enable cooling of the first coolant by driving an air-cooling fan;a second coolant passage through which a second coolant flows;a first heat exchanger enabling cooling of the second coolant by the first coolant, between another part of the first coolant passage and a part of the second coolant passage;a pressure detecting sensor configured to detect a pressure of the first coolant from the air-cooled condenser to the first heat exchanger;an inverter controller configured to inverter control a driving rotational speed of the air-cooling fan based on the pressure detected by the pressure detecting sensor in such a manner that the pressure is maintained between 1.5 MPa and 1.7 MPa;a hydrogen storage unit in which hydrogen is stored;a hydrogen passage through which the hydrogen stored in the hydrogen storage unit is transported; anda second heat exchanger enabling cooling of the hydrogen by the second coolant, between another part of the second coolant passage and a part of the hydrogen passage;wherein:the inverter ...

COMBUSTIBLE GAS SUPPLY UNIT AND HYDROGEN STATION

A combustible gas supply unit includes a high pressure gas facility for handling combustible gas which is compressed and a housing provided with a high pressure gas handling area containing the high pressure gas facility. The housing has a portion that is disposed in a side close to a boundary between premises of a hydrogen station and an outer region of the premises and constitutes the high pressure gas handling area, the portion being substantially composed of a partitioning wall member that resists an impact of an explosion of combustible gas. 1. A combustible gas supply unit installed on premises of a facility for supplying combustible gas as a fuel , the combustible gas supply unit comprising:a high pressure gas facility for handling the combustible gas which is compressed; anda housing provided with a high pressure gas handling area containing the high pressure gas facility, whereinthe housing has a portion that is disposed in a side close to a boundary between the premises and an outer region of the premises and constitutes the high pressure gas handling area, the portion being substantially composed of a partitioning wall member that resists an impact of an explosion of the combustible gas.2. The combustible gas supply unit according to claim 1 , further comprising:a freezer used for cooling the combustible gas which is compressed; anda partitioning plate that partitions a space inside the housing and is substantially composed of a partitioning wall member that resists an impact of an explosion of the combustible gas, whereinthe housing has inside a freezer area that contains the freezer and is isolated from the high pressure gas handling area by the partitioning plate.3. The combustible gas supply unit according to claim 2 , further comprising a controller that controls an operation of the combustible gas supply unit claim 2 , whereinthe housing has inside a control area that contains the controller and is provided above or below the freezer area, the ...

APPARATUS AND METHOD FOR COMPRESSING EVAPORATED GAS

The invention provides an apparatus comprising a storage tank, a liquid piston compressor and a gas-fed device. The storage tank is configured to store liquefied gas therein. The liquid piston compressor is disposed downstream of, and in fluid communication with, the storage tank and is configured to receive boil-off gas from the storage tank and to compress the gas. The gas-fed device is disposed downstream of, and in fluid communication with, the liquid piston compressor, and is configured to receive compressed gas from the liquid piston compressor. 1. An apparatus comprising a storage tank configured to store liquefied gas therein; a liquid piston compressor disposed downstream of , and in fluid communication with , the storage tank and configured to receive boil-off gas from the storage tank and to compress the gas; and a gas-fed device disposed downstream of , and in fluid communication with , the liquid piston compressor , wherein the gas-fed device is configured to receive compressed gas from the liquid piston compressor.2. An apparatus according to claim 1 , wherein the storage tank is configured to store a flammable liquefied gas comprising liquefied hydrogen claim 1 , liquefied natural gas (LNG) claim 1 , liquefied methane claim 1 , liquefied ethane and/or liquefied propane.3. An apparatus according to claim 1 , wherein the storage tank is configured to store the liquefied gas at a pressure of less than 10 bara.4. An apparatus according to claim 1 , wherein the apparatus comprises a pre-compressor configured to receive the boil-off gas from the storage tank and to increase the pressure of the boil-off gas to between 2 bara and 20 bara claim 1 , wherein the pre-compressor is disposed downstream of claim 1 , and in fluid communication claim 1 , with the storage tank claim 1 , and disposed upstream of claim 1 , and in fluid communication with claim 1 , the liquid piston compressor.5. An apparatus according to claim 1 , wherein the liquid piston compressor ...

METHOD AND APPARATUS FOR THERMALLY DISCONNECTING A CRYOGENIC VESSEL FROM A REFRIGERATOR

The present invention relates to a method of thermally disconnecting a cryogenic vessel () of a cryostat () from a refrigerator (), e.g. during transportation of the cryostat (). In order to provide a simple and reliable technique for thermally disconnecting the refrigerator () from the cryogenic vessel (), the cryogenic vessel () is connected with the refrigerator () by means of an input channel () and an output channel (), wherein the input channel () and the output channel () are adapted to provide a loop system for a convection circulation of cryogen through the refrigerator (). 18-. (canceled)9. A method for thermally disconnecting a cryogenic vessel from a refrigerator , said cryogenic vessel containing a cryogen and said refrigerator being configured to cool said cryogen by cooling a recondenser within a recondensing chamber , said cryogenic vessel being connected with said recondensing chamber via an input channel and an output channel that are generally vertically oriented , said input channel and said output channel being configured to form a loop system for convection circulation of the cryogen through a circulation path that passes through the recondensing chamber , said method comprising:preventing convection circulation of cryogen through the recondensing chamber by stopping said circulation of cryogen and thereby thermally disconnecting the refrigerator from the cryogenic vessel; andstopping said circulation of cryogen by creating a column of stratified cryogen gas automatically within each of the input channel and the output channel when said refrigerator is not operating; andproviding said input channel with at least one structural attribute selected from the group consisting of the input channel being longer than the output channel, and thermally insulating said input channel.10. A method as claimed in comprising also preventing said circulation of cryogen by closing a valve that interrupts said circulation path.11. A method as claimed in ...

METHOD FOR RECOVERING ENERGY FROM DRY ICE AT INFRA-ATMOSPHERIC PRESSURE

A method of recovering energy produced by the change of phase of dry ice using a device having an enclosure () containing dry ice at an infra-atmospheric pressure and at a solidification temperature corresponding to the infra-atmospheric pressure; and a primary energy recovery circuit (), in which a heat transfer fluid circulates, passing through the enclosure. The method involves passage of the heat transfer fluid into the primary circuit (), this step causing the heating of the dry ice and its change of phase into CO2 and the cooling of the heat transfer fluid; extraction of the CO2 contained in the enclosure (); and substantially continuous lowering of the pressure of the enclosure () to an infra-atmospheric pressure. 11. A method of recovering energy produced by the change of phase of dry ice , said method being implemented by a device () comprising:{'b': '2', 'an enclosure () containing the dry ice at an infra-atmospheric pressure;'}{'b': 3', '2, 'a primary energy recovery circuit (), in which a heat transfer fluid circulates, passing through the enclosure ();'}the method comprising the following steps:{'b': '3', 'sub': '2', 'passage of the heat transfer fluid into the primary circuit (), this step causing the heating of the dry ice and its change of phase into COand the cooling of the heat transfer fluid;'}{'sub': '2', 'b': '2', 'extraction of the COcontained in the enclosure ();'}{'b': '2', 'a substantially continuous lowering of the pressure of the enclosure () to an infra-atmospheric pressure.'}22. The method according to claim 1 , wherein the COextracted from the enclosure () is gaseous.32914. The method according to claim 1 , comprising conveyance of the COextracted from the enclosure () into a heat exchanger () in which it transfers part of its heat to a heat transfer fluid circulating in a secondary circuit ().478. The method according to claim 1 , comprising substantially continuously measuring the pressure in a suction line () by a pressure sensor (). ...

GAS FILLING SYSTEM

Provided is a gas filling system capable of further improving SOC of a gas tank. A gas filling system includes a gas tank and a gas station. The gas station includes a gas feed line, a gas return line, a gas circulation pump configured to circulate the gas between the gas tank and the gas station through the gas feed line and the gas return line, and a precooler configured to cool the gas fed from the gas station to the gas tank through the gas feed line. The gas is supplied from the gas station to the gas tank while the gas cooled by the gas precooler to a temperature lower than a heat resistant temperature of the gas tank is being circulated between the gas tank and the gas station. 1. A gas filling system comprising:a gas tank; anda gas station configured to supply a gas to the gas tank, wherein a gas feed line configured to feed the gas from the gas station to the gas tank;', 'a gas return line configured to return the gas in the gas tank to the gas station;', 'a gas circulation pump configured to circulate the gas between the gas tank and the gas station through the gas feed line and the gas return line; and', 'a gas cooling unit configured to cool the gas fed from the gas station to the gas tank through the gas feed line, and, 'the gas station comprisesthe gas is supplied from the gas station to the gas tank while the gas cooled by the gas cooling unit to a temperature lower than a heat resistant temperature of the gas tank is being circulated between the gas tank and the gas station.2. The gas filling system according to claim 1 , wherein after a temperature of the gas in the gas tank has risen to a predetermined temperature claim 1 , the gas is being supplied from the gas station to the gas tank while the gas is being circulated by the gas cooling unit between the gas tank and the gas station.3. The gas filling system according to claim 1 , whereinthe gas tank is mounted on a vehicle, andthe vehicle comprises a gas feeding connection port for connecting the ...

DEVICE AND PROCESS FOR REFUELING CONTAINERS WITH PRESSURIZED GAS

A device for refuelling containers with pressurized gas, comprising a pressurized gas source, a transfer circuit intended to be removably connected to a container, the device comprising a refrigeration system for cooling the gas flowing from the gas source prior to its entering into the container, the refrigeration system comprising a refrigerant cooling loop circuit comprising, arranged in series, a compressor, a condenser section, an expansion valve and an evaporator section, the refrigeration system comprising a cold source in heat exchange with the condenser section and a heat exchanger located in the transfer circuit, the device comprising an electronic controller connected to the expansion valve and configured for controlling cooling power produced by the refrigeration system via the control of the opening of the expansion valve, the device comprising a differential temperature sensor system measuring the difference between the temperature of the refrigerant in the refrigerant cooling loop circuit at the outlet of the heat exchanger and the temperature of the refrigerant in the cooling loop circuit at the inlet of the heat exchanger, the electronic controller being configured for controlling the cooling power produced as a function of this temperature differential. 1. A device for refuelling containers with pressurized gas , comprising: a pressurized gas source; a refrigeration system adapted and configured for cooling gas flowing from the gas source prior to entering of said flowing gas into the container; an electronic controller; a differential temperature sensor system; and a transfer circuit that comprises one upstream end connected to the gas source and at least one downstream end intended to be removably connected to a container , wherein:the refrigeration system comprises a refrigerant cooling loop circuit comprising, arranged in series, a compressor, a condenser section, an expansion valve and an evaporator section;the refrigeration system further ...

Improved liquid natural gas storage tank design

The present invention utilize a combination of wooden elements (20, 21), stainless steel membranes (22) and insulating materials in embodiments of the present invention. An object of the present invention is to be able to build the LNG tank separately from the building of the ship, and fit a complete or nearly complete LNG tank into the space of the ship hull when appropriate during the process of building the ship. Therefore, the building of the tank and the ship can be done in parallel, which by experience reduces the total time of building the ship considerably, and hence provide substantial cost savings.

SYSTEM, METHOD AND APPARATUS FOR MODULAR, MOBILE RAIL FUELING

A portable, modular fueling system for the storage, dispensing and offloading of fuel from a rail vehicle to one or more other fuel storage vessels is disclosed. The system module is self-contained on an ISO standardized intermodal platform. The module is capable of being in fluid communication with a plurality of modular storage vessels, either rail-bound or wayside, such as for delivering fuel to a fuel tender or a locomotive. Electrical power, equipment storage, lighting, and compressed air may be located on the intermodal rail car or in a support module, such as either ground-based or rail-mobile. Alternatively, the platform can be mounted to a trailer chassis, or affixed to a land-based foundation matching the standardized intermodal container footprint. Control of the fuel system is provided by automatic means with manual override. 1. A system for portable , modular fueling , the system comprising:a platform configured for intermodal rail transport, the platform having a storage tank for fuel and mounted to a frame, and the storage tank is configured to be in fluid communication with one or more storage vessels for fuel to deliver fuel thereto.2. The system of claim 1 , wherein the system is configured to handle fuel in both a gaseous state and a liquid state.3. The system of claim 1 , wherein the platform is configured to be mounted to an intermodal well rail car capable of providing a modular claim 1 , on-board dispensing system claim 1 , power claim 1 , storage claim 1 , lighting and compressed air.4. The system of claim 3 , wherein the intermodal well rail car comprises an electrical generator and an air compressor.5. The system of claim 4 , wherein the generator and the compressor are configured to be powered with shore power.6. The system of claim 1 , wherein the platform is configured to be mounted to a trailer chassis or a land-based foundation claim 1 , each having a footprint that matches a footprint of the intermodal rail transport.7. The system of ...

VESSEL COMPRISING ENGINE

A vessel includes an engine; a first self-heat exchanger for heat-exchanging boil-off gas discharged from a storage tank; a multi-stage compressor for compressing, in multi-stages, the boil-off gas, which has passed through the first self-heat exchanger after being discharged from the storage tank; a first decompressor for expanding a portion of the boil-off gas, which has passed through the first self-heat exchanger after being compressed by the multi-stage compressor; a second decompressor for expanding the other portion of the boil-off gas, which has passed through the first self-heat exchanger after being compressed by the multi-stage compressor; and a second self-heat exchanger for heat-exchanging and cooling the portion of the boil-off gas, which has been compressed by the multi-stage compressor, by using, as a refrigerant, a fluid which has been expanded by the first decompressor. 1. A ship including an engine , the ship comprising:a first self-heat exchanger performing heat exchange with respect to boil-off gas (BOG) discharged from a storage tank;a multistage compressor compressing the BOG discharged from the storage tank and having passed through the first self-heat exchanger in multiple stages;a first decompressor expanding some of the BOG having passed through the first self-heat exchanger after compression by the multistage compressor;a second decompressor expanding the other BOG having passed through the first self-heat exchanger after compression by the multistage compressor; anda second self-heat exchanger cooling some of the BOG compressed by the multistage compressor through heat exchange using the fluid expanded by the first decompressor as a refrigerant,wherein the first self-heat exchanger cools the other BOG compressed by the multistage compressor using the BOG discharged from the storage tank as a refrigerant.2. The ship according to claim 1 , wherein the BOG having passed through the second decompressor is sent to the storage tank.3. The ship ...

REMOVAL OF GASEOUS NH3 FROM AN NH3 REACTOR PRODUCT STREAM

The present invention is directed to the removal of ammonia from an ammonia reactor product stream. Systems and methods of the present invention enable ammonia to be synthesized and removed using a broader range of process conditions than are possible with current industrial practices. In particular, the systems and methods enable the use of higher temperatures, lower pressures, and higher reactant flows. 120-. (canceled)21. An ammonia synthesis and storage system , comprising:a reactor configured to produce ammonia from an input gas stream, the input gas stream comprising a nitrogen gas and a hydrogen gas;a first heat exchanger configured to receive a product gas stream from the reactor and cool the product gas stream to produce a cooled product gas stream, wherein the product gas stream comprises at least one of an ammonia gas, an unspent nitrogen gas, and an unspent hydrogen gas;at least one adsorption cartridge configured to adsorb at least a portion of the ammonia gas from the cooled product gas stream; andat least one desorption device to desorb at least a portion of the adsorbed ammonia from the at least one adsorption cartridge.221. The system of claim , wherein the first heat exchanger is further configured to remove heat from the reactor.231. The system of claim , further comprising:a second heat exchanger configured to remove heat from the reactor.241. The system of claim , further comprising:a liquefaction condenser, the liquefaction condenser configured to remove at least a portion of the ammonia gas from the cooled product stream prior to ammonia gas being adsorbed from the cooled product stream by the at least one adsorption cartridge.251. The system of claim , wherein the input gas stream further comprises a recycled gas stream comprising a recycled amount of ammonia gas , a recycled amount of nitrogen gas , and a recycled amount of hydrogen gas.261. The system of claim , further comprising at least one product stream valve , wherein the at least one ...

DEVICE AND PROCESS FOR REFUELING CONTAINERS WITH PRESSURIZED GAS

A device and process for refuelling containers comprising a pressurized gas source, a transfer circuit intended to be removably connected to a container, the device comprising a refrigeration system comprising a refrigerant cooling loop circuit comprising, arranged in series, a compressor, a condenser section, an expansion valve and an evaporator section, the refrigeration system comprising a cold source in heat exchange with the condenser section and a heat exchanger located in the transfer circuit, the refrigerant cooling loop circuit comprising a bypass conduit comprising an upstream end connected to the outlet of the compressor and a downstream end connected to the refrigerant cooling loop circuit upstream the compressor inlet, the device further comprising a bypass regulating valve for controlling the flow of refrigerant flowing into the by-pass conduit, the device comprising a pressure sensor for sensing the refrigerant pressure in the cooling loop circuit between the compressor inlet and the heat exchanger outlet, notably at the inlet of the compressor, the device comprising an electronic controller configured for regulating the suction pressure at the inlet of the compressor via the control of the compressor speed and the opening of the bypass valve. 1. A device for refuelling containers with pressurized gas comprising: a pressurized gas source. a transfer circuit comprising one upstream end connected to the gas source and at least one downstream end intended to be removably connected to a container , a bypass regulating valve , an electronic controller connected to the bypass regulating valve and which is adapted and configured for controlling the bypass regulating valve; a pressure sensor , and a refrigeration system for cooling the gas flowing from the gas source prior to its entering into the container , the refrigeration system comprising a refrigerant cooling loop circuit comprising , arranged in series , a compressor , a condenser section , an ...

DEVICE AND PROCESS FOR REFUELING CONTAINERS WITH PRESSURIZED GAS

A device and process for refuelling containers with pressurized gas comprising a pressurized gas source, a transfer circuit comprising one upstream end, the device comprising a refrigeration system for cooling the gas flowing from the gas source prior to its entering into the container, the refrigeration system comprising a refrigerant cooling loop circuit comprising, arranged in series, a compressor, a condenser section, an expansion valve and an evaporator section, the refrigeration system comprising a cold source in heat exchange with the condenser section and a heat exchanger located in the transfer circuit and comprising a heat exchange section between the gas flowing in the transfer circuit and the evaporator section, the refrigerant cooling loop circuit comprising a bypass conduit comprising an upstream end connected to the outlet of the compressor and a downstream end connected to the refrigerant cooling loop circuit upstream the compressor inlet and bypassing the condenser section and expansion valve, the device comprising a bypass regulating valve for controlling the flow of refrigerant flowing into the by-pass conduit. 1. A device for refuelling containers with pressurized gas , comprising a pressurized gas source , a transfer circuit that comprises one upstream end connected to the pressurized gas source and at least one downstream end intended to be removably connected to a container , a refrigeration system for cooling gas flowing from the pressurized gas source prior to entry of the flowing gas into the container , and a bypass regulating valve , the refrigeration system comprising a refrigerant cooling loop circuit which comprises , arranged in series , a compressor , a condenser section , an expansion valve , and an evaporator section , wherein:the refrigeration system further comprises a cold source, which is in heat exchange with the condenser section, a heat exchanger that is located in the transfer circuit, and a bypass conduit;the heat ...

DEVICE AND PROCESS FOR REFUELING CONTAINERS WITH PRESSURIZED GAS

A device and process for refuelling containers with pressurized gas comprising a pressurized gas source, a transfer circuit intended to be removably connected to a container, the device comprising a refrigeration system for cooling the gas flowing from the gas source prior to its entering into the container and comprising a refrigerant cooling loop circuit comprising, arranged in series, a compressor, a condenser section, an expansion valve and an evaporator section, the refrigeration system comprising a cold source in heat exchange with the condenser section and a heat exchanger located in the transfer circuit and comprising a heat exchange section between the gas flowing in the transfer circuit and the evaporator section, the device comprising an electronic controller configured to switch the refrigeration system in first standby mode when the device is not refuelling a container wherein the compressor is switched off when the temperature of the heat exchanger is equal or below a predefined first standby temperature threshold and for started and operated for producing cooling power and cooling the heat exchanger when the sensed temperature of the heat exchanger is above a second standby threshold temperature. 1. A device for refuelling containers with pressurized gas , notably for refuelling gaseous hydrogen tanks , comprising a pressurized gas source , a transfer circuit comprising one upstream end connected to the gas source and at least one downstream end intended to be removably connected to a container , the device comprising a refrigeration system for cooling the gas flowing from the gas source prior to its entering into the container , the refrigeration system comprising a refrigerant cooling loop circuit comprising , arranged in series , a compressor , a condenser section , an expansion valve and an evaporator section , the refrigeration system comprising a cold source in heat exchange with the condenser section and a heat exchanger located in the transfer ...

REGASIFICATION DEVICE

A device for regasifying liquefied natural gas (LNG) and co-generating cool freshwater and cool dry air, which device comprises at least one hermetic outer recipient containing an intermediate fluid in liquid phase and gaseous phase, the fluid having high latent heat and high capillary properties, traversed by at least one intermediate fluid evaporation tube inside the tube flows moist air whose moisture condenses, at least partly, in a capillary condensation regime on its inner face and on its outer face the liquid phase of the intermediate fluid evaporates, at least partially, in a capillary evaporation regime, and traversed by at least one LNG evaporation tube on which outer face the gaseous phase of the intermediate fluid condenses at least partially, under a capillary condensation regime, and inside the tube, the LNG is heated and changes phase and the regasified natural gas (NG) is heated to a temperature greater than 5° C. 1. A regasification device for liquefied natural gas (LNG) and co-generation of cool freshwater and cool dry air , the device comprising at least one external hermetic container containing an intermediate fluid in its liquid and gaseous phases , crossed by at least one intermediate fluid evaporation tube inside which a fluid that provides caloric energy to the device flows and on whose outer face the liquid phase of the intermediate fluid evaporates , and crossed by at least one LNG evaporation tube that on its outer face the gaseous phase of the intermediate fluid condenses and in its interior LNG is heated and changes phase and the resulting regasified natural gas (NG) is heated up to a temperature greater than about 5° C. , wherein the fluid flowing in the interior of at least one intermediate fluid evaporation tube is moist air and the inner face of at least one intermediate fluid evaporation tube is coated at least in part with microslots , microgrooves , sintering , or other capillary structure on which the water vapor contained in ...

LNG GASIFICATION SYSTEMS AND METHODS

A skid for capturing refrigeration from liquefied natural gas vaporization is disclosed comprising a first heat exchanger mounted on the skid, the first heat exchanger having a natural gas inlet, a natural gas outlet, a process fluid inlet, and a process fluid outlet. The process fluid is configured to flow from the process fluid inlet through the first heat exchanger to the process fluid outlet and then to the process fluid inlet. Other embodiments of the system for capturing refrigeration from vaporization of liquid natural gas, and methods for its use, are described herein. 1. A method for capturing refrigeration comprising:providing a predetermined flowrate of liquefied natural gas to a first heat exchanger;providing a process fluid to the first heat exchanger, wherein the process fluid is warmer than the liquefied natural gas;heating at least a portion of the liquefied natural gas with at least a portion of the process fluid;calculating an amount of energy transferred in the first heat exchanger from the process fluid to the liquefied natural gas;utilizing the process fluid for cooling.2. The method of claim 1 , further comprising displaying on a user display the amount of energy transferred in the first heat exchanger from the liquefied natural gas to the process fluid.3. The method of claim 1 , further comprising changing the predetermined flowrate of liquefied natural gas to the first heat exchanger based on the temperature of process fluid entering the heat exchanger.4. The method of claim 1 , further comprising changing the predetermined flowrate of liquefied natural gas to the first heat exchanger based on the temperature of process fluid leaving the heat exchanger.5. The method of claim 1 , further comprising:calculating an amount of energy of the liquefied natural gas;adding the calculated amount of energy transferred in the first heat exchanger from the process fluid to the liquefied natural gas to the calculated amount of energy of the liquefied ...

Methods and compositions for delivery of carbon dioxide

Provided herein are methods, apparatus, and systems for delivering carbon dioxide as a mixture of solid and gaseous carbon dioxide to a destination.

Lng tank and operation of the same

Disclosed is a liquefied natural gas storage apparatus. The apparatus includes a heat insulated tank and liquefied natural gas contained in the tank. The tank has heat insulation sufficient to maintain liquefied natural gas therein such that most of the liquefied natural gas stays in liquid. The contained liquefied natural gas has a vapor pressure from about 0.3 bar to about 2 bar. The apparatus further includes a safety valve configured to release a part of liquefied natural gas contained in the tank when a vapor pressure of liquefied natural gas within the tank becomes higher than a cut-off pressure. The cut-off pressure is from about 0.3 bar to about 2 bar.

METHOD AND DEVICE FOR LIQUEFACTION METHANE

Method of liquefaction of methane and filling a tank () with liquefied methane, 1. A method of liquefaction of methane and filling a transport tank with liquefied methane , said method being implemented by means of a liquefaction device comprising:a system for liquefaction of the initially gaseous methane, a system for filling the transport tank with the liquefied methane, and said method comprising:a step of liquefaction of the methane comprising an operation of cooling the methane to its saturation temperature,a step of filling the transport tank with the liquefied methane,method in which, during the filling step, the fraction of gaseous methane in the transport tank is returned to the liquefaction system,wherein:the liquefaction step is performed when the methane is at a pressure substantially equal to 15 bar,in the filling step, the methane is introduced into the transport tank at the transport pressure, said transport pressure being less than or substantially equal to 8 bar.2. The method according to claim 1 , wherein the liquefaction step comprises an operation of compression of the methane at a pressure substantially equal to 15 bar.3. The method according to claim 1 , wherein the relief of the pressure in the transport tank is done with reinjection of the gaseous fraction of methane into the liquefaction system.4. The method according to any claim 1 , wherein the gaseous methane arrives in the liquefaction system at an initial temperature of about −100° C.5. The method according to claim 1 , wherein the gaseous methane is compressed at a pressure substantially equal to 15 bar by means of a compressor claim 1 , the methane leaving the compressor being at a temperature substantially equal to 80° C.6. The method according to claim 1 , wherein the gaseous methane is cooled a first time to a temperature substantially equal to 20° C. in the liquefaction system claim 1 , then the gaseous methane is cooled a second time to a temperature of −90° C. in the ...

NATURAL GAS FILLING SYSTEM FOR A VEHICLE

A natural gas filling system for a vehicle includes a piping system defining a first flow path, a receptacle, a tank, and a cooling circuit. The piping system includes a first end and a second end. The receptacle is coupled to the first end of the piping system, and the receptacle is configured to engage a natural gas filling station. The tank is in fluid communication with the receptacle and is configured to store a natural gas supply. The cooling circuit defines a second flow path and includes an expansion valve configured to reduce a pressure of a secondary fluid flow. The second flow path is in thermal communication with the first flow path such that heat transfer from the piping system into the cooling circuit cools the natural gas flowing between the receptacle and the tank. 1. A natural gas filling system for a vehicle , comprising:a piping system defining a first flow path, the piping system including a first end and a second end;a receptacle coupled to the first end of the piping system, wherein the receptacle is configured to engage a natural gas filling station;a tank coupled to the second end of the piping system, wherein the tank is in fluid communication with the receptacle and is configured to store a natural gas supply; anda cooling circuit defining a second flow path, the cooling circuit including an expansion valve configured to reduce a pressure of a secondary fluid flow,wherein the second flow path is in thermal communication with the first flow path such that heat transfer from the piping system into the cooling circuit cools the natural gas flowing between the receptacle and the tank.2. The natural gas filling system of claim 1 , wherein the cooling circuit is configured to contain an expanded gas downstream of the expansion valve claim 1 , the expanded gas having a temperature that is less than an initial temperature of the secondary fluid flow upstream of the expansion valve during operation of the cooling circuit claim 1 , and wherein the ...

TRANSPORT CONTAINER

A transport container for helium, with an inner container for receiving the helium, a coolant container for receiving a cryogenic liquid (N), an outer container, in which the inner container and the coolant container are contained, a thermal shield, in which the inner container is contained and which can be actively cooled with the aid of a liquid phase of the cryogenic liquid (LN), the thermal shield having at least one first cooling line, in which the liquid phase of the cryogenic liquid can be received for actively cooling the thermal shield, and an insulating element, which is arranged between the outer container and the thermal shield and which can be actively cooled with the aid of a gaseous phase of the cryogenic liquid (GN), the insulating element having at least one second cooling line, in which the gaseous phase of the cryogenic liquid can be received. 1. A transport container for helium comprising:an inner container for receiving helium,a coolant container for receiving a cryogenic liquid,an outer container in which the inner container and the coolant container are contained,a thermal shield which the inner container is contained and which can be actively cooled with the aid of a liquid phase of the cryogenic liquid, wherein the thermal shield has at least one first cooling line in which the liquid phase of the cryogenic liquid can be received for actively cooling the thermal shield, andan insulating element arranged between the outer container and the thermal shield and which can be actively cooled with the aid of a gaseous phase of the cryogenic liquid, wherein the insulating element has at least one second cooling line in which the gaseous phase of the cryogenic liquid can be received for actively cooling the insulating element,wherein the at least one second cooling line is in direct fluid connection with the coolant container in order for the gaseous phase of the cryogenic liquid to be received from the coolant container.2. The transport container ...

Cooling of a vaporized content of a liquefied gas for the purpose of powering machinery, plants or vehicles

A fuel system for a liquefied gas drive system. The fuel system has a liquefied gas tank and a cooling system for the vaporized content of liquefied gas, which comprises a liquid nitrogen tank, a nitrogen pump, a heat exchanger, and a nitrogen cooler, which are connected to each other in a pipework circuit. The heat exchanger is arranged in the interior of the liquefied gas tank. Also disclosed are a vehicle, a plant and a machine, in each case with a fuel system, and a method for cooling the vaporized content of liquefied gas of a liquefied gas drive system. 1. A fuel system for a liquefied gas drive system , comprising:a liquefied gas tank; and wherein the cooling system comprises a liquid nitrogen tank, a nitrogen pump, a heat exchanger, and a nitrogen cooler, which are connected to each other in a pipework circuit, and', 'wherein the heat exchanger is arranged in an interior of the liquefied gas tank., 'a cooling system,'}2. The fuel system in accordance with claim 1 , wherein the heat exchanger has a multiplicity of cooling tubes through which nitrogen can be fed.3. The fuel system in accordance with claim 2 , wherein the multiplicity of cooling tubes comprises at least two cooling tubes claim 2 , at least sections of which extend along a respective ring about a common central axis.4. The fuel system in accordance with claim 1 , further comprising at least one extraction system with a flue claim 1 , to which the liquefied gas tank is connected via at least one pipe.5. The fuel system in accordance with claim 4 , wherein the at least one extraction system comprises at least one burner to flare discharged gas.6. The fuel system in accordance with claim 4 , further comprising a nitrogen purge system to feed nitrogen into the extraction system.7. The fuel system in accordance with claim 1 , further comprising a pressurization system for the liquefied gas tank claim 1 , which comprises a vaporization heat exchanger to vaporize liquefied gas from the liquefied gas ...

Cryogenic Flux Capacitor for Solid-State Storage and On-Demand Supply of Fluid Commodities

A cryogenic flux capacitor (CFC) storage system includes a CFC core module having an inner container comprising one of: (i) a vessel; and (ii) a membrane that contains a substrate material. Fluid paths in the substrate material distribute fluid during charging and discharging. Nanoporous media is attached to the substrate material that receives fluid via physical adsorption during charging. A thermally conductive support layer maintains position of the substrate material within the inner container. The thermally conductive support layer conductively distributes thermal energy within the inner container. An outer insulating container encompasses the CFC core module. At least one fluid conduit directs transfers of the fluid in a gaseous or liquid state from a source subsystem into the CFC core module during charging and the fluid in a gaseous state out of the CFC core module during discharging to a destination subsystem that utilizes the fluid in a gaseous state. 1. A cryogenic flux capacitor (CFC) assembly comprising: an inner container comprising a selected one of: (i) a vessel; and (ii) a membrane;', 'a substrate material provided in the inner container and comprising fluid paths to distribute fluid during charging and discharging;', 'nanoporous media attached to the substrate material that receives the fluid in a gaseous or liquid state via physical adsorption during charging; and', 'a thermally conductive support layer that maintains a position of the substrate material within the inner container and conductively distributes thermal energy within the inner container;, 'a CFC core module comprisingan outer insulating container that encompasses the CFC core module; andat least one fluid conduit that directs transfer of at least one of: (i) the fluid in a gaseous or liquid state through the outer insulating container into the CFC core module during charging; and (ii) the fluid in a gaseous state out of the CFC core module and outer insulating container during ...

Boil-off gas re-liquefying device and method for ship

Disclosed is a re-liquefying device using a boil-off gas as a cooling fluid so as to re-liquefy the boil-off gas generated from a liquefied gas storage tank provided in a ship. A boil-off gas re-liquefying device for a ship comprises: a multi-stage compression unit for compressing boil-off gas generated from a liquefied gas storage tank; a heat exchanger in which the boil-off gas generated from the storage tank and the boil-off gas compressed exchange heat; a vaporizer for heat exchanging the boil-off gas cooled by the heat exchanger and a separate liquefied gas supplied to a fuel demand source of a ship, and thus cooling the boil-off gas; an intermediate cooler for cooling the boil-off gas that has been cooled by the heat exchanger; and an expansion means for branching a part of the boil-off gas, which is supplied to the intermediate cooler, and expanding the same.

Method of heating a cryogenic liquid

A method of heating a cryogenic liquid contained in a cryogenic tank including a gas headspace. The method includes heating the cryogenic liquid by injecting gas at higher temperature under a free surface of the cryogenic liquid.

HYDROGEN GAS FILLING METHOD AND HYDROGEN GAS FILLING DEVICE

According to one aspect of the present invention, a hydrogen gas filling method includes receiving, from a vehicle equipped with a tank to be filled with hydrogen gas and powered by the hydrogen gas, a temperature of the tank before a start of filling; calculating a difference between a preset maximum temperature and the temperature of the tank; calculating a filling speed of the hydrogen gas depending on the difference; and filling the hydrogen gas from an accumulator in which the hydrogen gas is accumulated into the tank at the filling speed calculated via a measuring machine. 1. A hydrogen gas filling method comprising:receiving, from a vehicle equipped with a tank to be filled with hydrogen gas and powered by the hydrogen gas, a temperature of the tank before a start of filling;calculating a difference between a preset maximum temperature and the temperature of the tank;calculating a filling speed of the hydrogen gas depending on the difference; andfilling the hydrogen gas from an accumulator in which the hydrogen gas is accumulated into the tank at the filling speed calculated via a measuring machine.2. The method according to claim 1 , whereinthe filling speed is calculated by using a relation expression or a relation table between the difference depending on a supply temperature of the hydrogen gas supplied via the measuring machine and a filling speed.3. The method according to claim 2 , whereinthe relation expression is an approximate expression in which a correlation between the difference and a filling speed is represented by a polynomial of second order or higher.4. The method according to claim 1 , whereinwhen the temperature of the tank before the start of filling is received, a pressure of the tank before the start of filling is also received, andthe filling speed depends on the pressure of the tank before the start of filling.5. The method according to claim 1 , whereinthe filling speed depends on an outside air temperature.6. The method according to ...

TANK FILLING DEVICE AND METHOD

A device for filling a tank with a pressurized gas, in particular with pressurized hydrogen, comprising a pressurized-gas source and a circuit for transferring gas from the source to the tank, the transfer circuit including a member for expanding and cooling the gas in order to lower the pressure and temperature of the gas from the source to respective values determined with a view to filling the tank, characterized in that the gas-expansion and cooling member includes a refrigerator that expands the gas by means of a Stirling or Ericsson thermodynamic cycle, the refrigerator being selectively supplied with gas from the source, and in that at least a portion of the cooled and expanded gas supplied to the tank is extracted from the refrigerator. 115-. (canceled)16. A device for filling a tank with pressurized hydrogen , comprising a pressurized-gas source and a circuit for transferring gas from the source to the tank , the transfer circuit including a member for expanding and cooling the gas in order to lower a pressure and temperature of the gas from the source to respective values determined with a view towards filling the tank , wherein:the gas expansion and cooling member includes at least one refrigerator that expands the gas by means of a Stirling or Ericsson thermodynamic cycle;the refrigerator is selectively supplied with gas from the source; andat least a portion of the cooled and expanded gas supplied to the tank is extracted from the refrigerator.17. The device of claim 16 , wherein the refrigerator is a thermoacoustic expansion valve.18. The device of claim 16 , wherein the refrigerator is a “pulse tube” expansion valve.19. The device of claim 16 , wherein the gas expansion and cooling member includes at least one refrigerator comprising a cold end at least a portion of the gas supplied to the tank is taken from a gas outlet at the cold end.20. The device of claim 16 , wherein:the gas expansion and cooling member includes at least one refrigerator ...

Transport container and method

The invention relates to a transport container for helium, comprising an inner container for receiving the helium, an insulation element that is provided on the exterior of the inner container, a coolant container for receiving a cryogenic liquid, an outer container in which the inner container and the coolant container are received, and a thermal shield which can be actively cooled with the aid of the cryogenic liquid and in which the inner container is received, wherein a peripheral gap is provided between the insulation element and the thermal shield, and said insulation element comprises an electrodeposited copper layer that faces the thermal shield.

Method for Liquid Air and Gas Energy Storage

A method for liquid air and gas energy storage (LAGES) which integrates the processes of liquid air energy storage (LAES) and regasification of liquefied natural gas (LNG) at the import terminal through the exchange of thermal energy between the streams of air and natural gas (NG) in their gaseous and liquid states and includes harnessing the LNG as an intermediate heat carrier between the air streams being regasified and liquefied, recovering a compression heat from air liquefier for LNG regasification and utilizing a cold thermal energy of liquid air being regasified for reliquefaction of a part of send-out NG stream with its return to LNG terminal. 1. A method for liquid air and gas energy storage (LAGES) comprising in combination:pumping the liquefied natural gas (LNG) from the tanks of LNG Storage and Regasification (LNGSR) terminal into a co-located Liquid Air Energy Storage (LAES) system for continuous regasifying the LNG in the said system and final injecting the regasified LNG into a transmission pipeline;interchanging a waste thermal energy between the LNG being regasified and the process air being continuously liquefied in the LAES system;consuming a required power from the grid and/or other energy source for production of the liquid air with its storing only in the periods of low demand for energy in the grid;on-demand discharging the said LAES system with generation of the on-peak power delivered into grid through consuming both a stored and directly produced liquid air at a rate exceeding a rate of its direct production; andwherein the improvement comprises in combination:pumping the whole amount of LNG destined for regasification and its delivering into LAES system at the first low pressure and first low temperature during the LAES system discharging;using a minor part of cold thermal energy of discharged liquid air for deep cooling the said delivered LNG down to the second low temperature, which is below the first one;controlled dividing the deeply ...

REDUCING PRESSURE OF COMPRESSED GAS FROM A STORAGE TANK

A system that can offload compressed gas from a storage tank to a customer site. The system can have a fluid circuit that is configured to fit within a container structure, like a trailer, for mobility to remote locations. This fluid circuit can include a transfer unit to automatically switch between tanks. The transfer unit can couple with a heat exchanger. Downstream of the heat exchanger, the fluid circuit can reduce pressure of fluid from the tanks through multiple pressure reduction stages. Each of the pressure reduction stages can include a throttling device, for example, a pilot-type fluid regulator and a control valve assembly. The throttling device may be selected to maintain flow of fluid at least at, e.g., 35,000 scfh, in accordance with pressure drops in the incoming fluid from the tanks. 114-. (canceled)15. A method , comprising:providing a mobile trailer with compartments separated by a fire-resistant wall, the compartments comprising a first compartment and a second compartment;receiving gas at a first pressure in the first compartment of the mobile trailer;directing the gas through the first compartment using a piping network that first raises the temperature of the gas and then reduces the pressure of the gas; andoffloading the gas from the first compartment at a second pressure that is lower than the first pressure.16. The method of claim 15 , further comprising:bleeding-off gas from the first compartment to the second compartment to fire a boiler of a heater to heat the gas in the first compartment.17. The method of claim 16 , further comprising:directing the gas outside of the mobile trailer to by-pass the fire-resistant wall separating the first compartment and the second compartment.18. The method of claim 16 , further comprising:providing an exhaust for the boiler from the second compartment.19. The method of claim 15 , further comprising:directing the gas through a valve operable to change a source of the gas from a first tank to a second ...

Method for Liquid Air and Gas Energy Storage

A method for liquid air and gas energy storage (LAGES) which integrates the processes of liquid air energy storage (LAES) and regasification of liquefied natural gas (LNG) at the Floating Storage, Regasification and Power (FSRP) facilities through the exchange of thermal energy between the streams of air and natural gas (NG) in their gaseous and liquid states and includes recovering a compression heat from air liquefier and low-grade waste heat of power train for LNG regasification with use of an intermediate heat carrier between the air and LNG streams and utilizing a cold thermal energy of liquid air being regasified for increase in LAGES operation efficiency through using a semi-closed CO2 bottoming cycle.

METHOD FOR FILLING TANKS WITH PRESSURIZED GAS

A method for filling tanks with pressurized gas via a filling station comprising at least one source of pressurized gas and a fluid circuit for transferring the gas, comprising a first end linked to the at least one gas source and a second end provided with a transfer line intended to be removably connected to the tanks to be filled, the circuit comprising a first isolation valve, a flow or pressure regulation member, a heat exchanger for cooling the gas transferred to the tank to be filled and a second isolation valve, the method comprising successively filling a first tank then a second separate tank, characterized in that, on completion of the filling of the first tank, the first and second isolation valves are closed to trap a reserve supply of pressurized gas in the circuit between said two valves and in that the reserve supply of gas is used to fill the second tank. 111-. (canceled)12. A method for filling tanks with pressurized gas via a filling station , comprising the steps of:providing the filling station, the filling station comprising at least one source of pressurized gas and a fluidic circuit for transferring the gas from the at least one source to the tanks, the circuit comprising a first end connected to the at least one gas source and a second end equipped with a transfer pipe intended to be connected removably to the tanks for filling, the circuit comprising, and being arranged in series between the first end and the second end, a first isolation valve, a flow or pressure regulating member, a heat exchanger for cooling the gas transferred to the tank for filling, and a second isolation valve;filling a first of the tanks; and at the end of the filling of the first tank, the first and second isolation valves are closed so as to trap a reserve of gas under pressure in the circuit between the first and second isolation valves,', 'the trapped reserve of gas is used for filling the second tank via opening of the second valve, and', 'between the first and ...

METHOD AND SYSTEM FOR REGULATING CRYOGENIC VAPOR PRESSURE

A vapor pressure regulation system includes a vessel including a vessel wall that defines an enclosure, and a temperature adjustment mechanism coupled to the vessel. A heat transfer between the temperature adjustment mechanism and the vessel is adjusted based on at least a vapor pressure within the vessel to facilitate regulating the vapor pressure within the vessel. 1. A method for use in regulating vapor pressure within a vessel , said method comprising:receiving one of a predefined pressure value and a predefined pressure range from an input interface;receiving a measurement of the vapor pressure within the vessel;in response to determining that the measurement of the vapor pressure within the vessel is not at the predefined pressure value or within the predefined pressure range, automatically determining whether to cause an operating mode of a thermoelectric temperature adjustment mechanism to change to a heating mode or a cooling mode, wherein the thermoelectric temperature adjustment mechanism is coupled to the vessel; andtransmitting a control signal to cause the thermoelectric temperature adjustment mechanism to change to the heating mode from the cooling mode, or to change to the cooling mode from the heating mode, based on the determination of whether to cause the operating mode of the thermoelectric temperature adjustment mechanism to change to the heating mode or to the cooling mode, wherein the heating mode causes heat to transfer to the vessel from a heat source, and wherein the cooling mode causes a transfer of heat from the vessel to a cold source.2. A method in accordance with further comprising:identifying whether the temperature adjustment mechanism is in a cooling mode; andincreasing heat extracted from the vessel when the vapor pressure is higher than a predefined pressure defining a high end of the predefined pressure range.3. A method in accordance with further comprising:identifying whether the temperature adjustment mechanism is in a heating ...

HYDROGEN REFUELING SYSTEM

The present invention is to provide a hydrogen refueling system capable to cool down the Hpre-cooling heat exchanger fast enough when a FCV enters the HRS, so that there is no or very minimal waiting time for the customer before starting refueling. A hydrogen refueling system includes a chiller including a cooling unit that cools a circulating refrigerant by a cooling medium, a dispenser that supplies Hto a vehicle, including a heat exchanger that cools Hwith the circulating refrigerant provided from the chiller, a circulation line that circulates the circulating refrigerant between the cooling unit and the heat exchanger, a chiller compressor that is provided in the chiller; a cold generation valve that is provided close to an inlet of the heat exchanger in the circulation line. 114-. (canceled)15. A hydrogen refueling system comprising:a chiller including a cooling unit that cools a circulating refrigerant by a cooling medium;{'sub': 2', '2, 'a dispenser that supplies Hto a vehicle, including a heat exchanger that cools Hwith the circulating refrigerant provided from the chiller;'}a circulation line that circulates the circulating refrigerant between the cooling unit and the heat exchanger;a chiller compressor that is provided in the chiller, and feeds the circulating refrigerant into the cooling unit; anda cold generation valve that is provided close to an inlet of the heat exchanger in the circulation line.16. The hydrogen refueling system of claim 15 , wherein the hydrogen refueling system is operated in such a way that during part of the idle time of the system claim 15 , the heat exchanger that cools Hwith the circulating refrigerant provided from the chiller heats up more than 7° C. above its nominal temperature during FCV refueling claim 15 , and that it is cooled down upon arrival of a vehicle to be refilled.17. The hydrogen refueling system of claim 15 , the system further comprising:{'sub': '2', 'a vehicle detection system that detects that a vehicle to ...

Fuel transfer station and refillable fuel cell for fuel transfer station

A fuel transfer station may provide for the refilling of fuel canisters providing fuel to combustion powered equipment. The fuel transfer station may include a base, a frame coupled to the base, a first connection port and a second connection port provided in the base, and fluid flow lines connecting the first connection port and the second connection port. A supply tank may be supported by the frame and detachably connected to the first connection port. A fuel canister to be refilled may be detachably connected to the second connection port. Fuel contained in the supply tank may be selectively supplied to the fuel canister through the fluid flow lines in response to a pressure gradient drawing the fuel into the fuel canister.

INTEGRATED LNG GASIFICATION AND POWER PRODUCTION CYCLE

The present disclosure provides an integrated power generating system and method and liquefied natural gas (LNG) vaporization system and method. More particularly, heat from a COcontaining stream from the power generating system and method can be used to heat the LNG for re-gasification as gaseous COfrom COcontaining stream is liquefied. The liquefied COcan be captured and/or recycled back to a combustor in the power generating system and method. 1. A method of generating power , the method comprising:{'sub': 2', '2, 'combusting a carbonaceous fuel in a combustor in the presence of oxygen and COto form a COrecycle stream and to produce a combined combustion product stream;'}{'sub': '2;', 'passing the combined combustion product stream through a turbine to generate power and form a turbine exhaust stream comprising CO'}{'sub': 2', '2, 'passing the turbine exhaust stream comprising COthrough a first heat exchanger so as to transfer heat from the turbine exhaust stream to the COrecycle stream and form a cooled turbine exhaust stream;'}{'sub': 2', '2', '2, 'passing a liquefied natural gas (LNG) stream and COfrom the cooled turbine exhaust stream through a second heat exchanger so as to cool and liquefy the COand so as to heat and vaporize the LNG to form a liquefied COstream and a gaseous natural gas (NG) stream;'}{'sub': 2', '2, 'pressurizing the liquefied COstream to form the COrecycle stream; and'}{'sub': '2', 'passing the recycle COstream to the combustor.'}228-. (canceled)29. A power generating system comprising:{'sub': '2', 'a combustor adapted to combust a carbonaceous fuel in the presence of oxygen and a COrecycle stream to produce a combined combustion product stream;'}{'sub': '2;', 'a power producing turbine in fluid communication with the combustor and adapted to receive the combined combustion product stream and output a turbine exhaust stream comprising CO'}{'sub': 2', '2', '2;, 'a first heat exchanger in fluid communication with the power producing turbine ...

SYSTEM AND METHOD FOR PROCESSING BOIL-OFF GAS

Disclosed are a boil-off gas treatment system and method. The boil-off gas treatment system includes: a compressor compressing boil-off gas generated in a storage tank provided to a ship or a marine structure; a compressed gas heat exchanger disposed downstream of the compressor and performing heat exchange of the compressed boil-off gas with seawater or fresh water; and a boil-off gas heat exchanger disposed downstream of the compressed gas heat exchanger and performing heat exchanged of the compressed boil-off gas with boil-off gas to be supplied to the compressor. 1. A boil-off gas treatment system comprising:a compressor compressing boil-off gas generated in a storage tank provided to a ship or a marine structure;a compressed gas heat exchanger disposed downstream of the compressor and performing heat exchange of the compressed boil-off gas with seawater or fresh water; anda boil-off gas heat exchanger disposed downstream of the compressed gas heat exchanger and performing heat exchanged of the compressed boil-off gas with boil-off gas to be supplied to the compressor.2. The boil-off gas treatment system according to claim 1 , further comprising:a recondenser recondensing the boil-off gas compressed by the compressor;a compressed gas supply line connected to the recondenser at a downstream side of the compressor and provided with the compressed gas heat exchanger and the boil-off gas heat exchanger; anda bypass line branched from the compressed gas supply line at a downstream side of the compressed gas heat exchanger to allow the further compressed boil-off gas to be supplied to the recondenser after bypassing the boil-off gas heat exchanger.3. The boil-off gas treatment system according to claim 2 , further comprising:a first control valve disposed after a branch point of the bypass line from the compressed gas supply line; anda second control valve provided to the bypass line,wherein temperature of the compressed boil-off gas introduced into the recondenser is ...

METHOD FOR PROVIDING PRESSURIZED GAS TO CONSUMERS AND CORRESPONDING COMPRESSOR ARRANGEMENT AT VARIABLE SUCTION CONDITIONS

The invention relates to a method for providing pressurized gas from a source of liquefied gas to a consumer (), wherein vaporized gas is supplied from the source of liquefied gas () through a main input line () to a compressor arrangement () for pressurizing the vaporized gas, the compressor arrangement () comprising a plurality of compressor modules (), each compressor module being able to operate independently from any other compressor module of the compressor arrangement (), one or more of the compressor modules () of the compressor arrangement () can be bypassed, and wherein gas is conducted through only a part or all of the compressor modules depending on at least one of pressure level, temperature level, mass flow and composition of the gas to be provided to the consumer (). 118123003003531513005513008. A method for providing pressurized gas from a source of liquefied gas () to a consumer () , wherein vaporized gas is supplied from the source of liquefied gas () through a main input line () to a compressor arrangement () for pressurizing the vaporized gas , the compressor arrangement () comprising a plurality of compressor modules ( , , , ) , each compressor module being able to operate independently from any other compressor module of the compressor arrangement () , one or more of the compressor modules ( , ) of the compressor arrangement () can be bypassed , and wherein gas is conducted through only a part or all of the compressor modules depending on at least one of pressure level , temperature level , mass flow and composition of the gas to be provided to the consumer ().253251. The method of claim 1 , wherein at least a part of the compressor modules is connected in series and wherein one or more of the bypassed compressor modules ( claim 1 , claim 1 , ) are deactivated.33152413152315241. The method of claim 1 , wherein a first compressor module () and a second compressor module () are arranged in parallel and connected via a crossover-line () which can ...

High pressure gas container and method for manufacturing high pressure gas container

In a high pressure gas container with a container body having a fusible plug valve and a boss portion arranged at a position different from the fusible plug valve, each of the fusible plug valve and the boss portion has a higher heat conductivity than the container body, the fusible plug valve and the boss portion are connected by a heat conductor and the heat conductor is accommodated in the container body.

Hybrid refueling station and method for refueling

Provided is a hybrid refueling station, including: a liquefied fuel unit, a gaseous fuel unit, a temperature management system and a dispensing unit. By combining the liquefied fuel unit with the gaseous fuel unit, boil-off fuel from the liquefied fuel unit is recovered into the gaseous fuel unit, which avoids boil-off loss of liquefied fuel. Provided also is a method for refueling in a hybrid refueling station. By using the gaseous fuel unit to perform a refueling operation during start-up of the liquefied fuel unit, the problem in the prior art of a delay during start-up when the liquefied fuel unit is used is overcome.

METHOD AND SYSTEM FOR REGULATING CRYOGENIC VAPOR PRESSURE

A vapor pressure regulation system includes a vessel including a vessel wall that defines an enclosure, and a temperature adjustment mechanism coupled to the vessel. A heat transfer between the temperature adjustment mechanism and the vessel is adjusted based on at least a vapor pressure within the vessel to facilitate regulating the vapor pressure within the vessel. 1. A method for use in regulating vapor pressure within a vessel , said method comprising:receiving one of a predefined pressure within the value and a predefined pressure range from an input interface;receiving a measurement of the vapor pressure within the vessel;in response to determining that the measurement of the vapor pressure within the vessel is not at the predefined pressure value or within the predefined pressure range, automatically determining whether to cause an operating mode of a thermoelectric temperature adjustment mechanism to change to a heating mode or a cooling mode, wherein the thermoelectric temperature adjustment mechanism is coupled to the vessel; andtransmitting a control signal to cause the thermoelectric temperature adjustment mechanism to change to the heating mode from the cooling mode, or to change to the cooling mode from the heating mode, based on the determination of whether to cause the operating mode of the thermoelectric temperature adjustment mechanism to change to the heating mode or to the cooling mode, wherein the heating mode causes heat to transfer to the vessel from a heat source, and wherein the cooling mode causes a transfer of heat from the vessel to a cold source.2. A method in accordance with further comprising:identifying whether the temperature adjustment mechanism is in a cooling mode; andincreasing heat extracted from the vessel when the vapor pressure is higher than a predefined pressure defining a high end of the predefined pressure range.3. A method in accordance with further comprising:identifying whether the temperature adjustment mechanism is ...

Assembly comprising a two-stage cryogenic refrigerator and associated mounting arrangement

An assembly comprising has a two-stage cryogenic refrigerator and an associated mounting arrangement, and comprising a sock having first and second stages corresponding to first and second stages of the refrigerator, wherein with the first stage of the refrigerator being in thermal contact with the first stage of the sock and the second stage of the refrigerator being in thermal contact with the second stage of the sock.

ASSEMBLY COMPRISING A TWO-STAGE CRYOGENIC REFRIGERATOR AND ASSOCIATED MOUNTING ARRANGEMENT

An assembly comprising has a two-stage cryogenic refrigerator and an associated mounting arrangement, and comprising a sock having first and second stages corresponding to first and second stages of the refrigerator, wherein with the first stage of the refrigerator being in thermal contact with the first stage of the sock and the second stage of the refrigerator being in thermal contact with the second stage of the sock. 1a sock having first and second stages corresponding to first and second stages of the refrigerator;the first stage of the refrigerator being in thermal contact with the first stage of the sock and the second stage of the refrigerator being in thermal contact with the second stage of the sock,one fastener within a section of the sock, said section extending between the first stage of the sock and the second stage of the sock, said at least one fastener acting on the second stage of the refrigerator and the second stage of the sock to mechanically clamp the second stage of the refrigerator into contact with the second stage of the sock; andthe second stage of sock comprising a thermally conductive block comprising protrusions extending adjacent to the second stage of the refrigerator; and wherein the at least one fastener comprises a releasable compression band around the protrusions, tightened to retain the protrusions in thermal and mechanical contact with the second stage of the refrigerator.. An assembly having a two-stage cryogenic refrigerator and associated mounting arrangement, said assembly comprising: The present application is a divisional of application Ser. No. 14/787,148, filed on Oct. 26, 2015, the contents of which are incorporated herein by reference.The present invention relates to improved arrangements for providing thermal connection between a cryogenic refrigerator and cooled components, wherein the refrigerator is removable, and the thermal connection must be capable of being broken and re-made without discernible increase in ...

SET FOR DISPENSING LIQUEFIED GAS

A set () for dispensing liquefied gas from a vessel () comprises a supporting structure (), a pump () and a conditioning system (). The supporting structure is designed for maintaining both the pump and the conditioning system inside the vessel when the set is in operation condition for dispensing a flow of liquefied gas. The set allows easy handling, simple fitting to the vessel and easy removal from the vessel because a main part of said set can be handled as a one-block element. 2104211ab. Set () according to claim 1 , wherein the conditioning system () is suitable for cooling or warming up the flow of liquefied gas driven by the pump () claim 1 , on-the-fly during travelling of said flow of liquefied gas from the suction end () to the discharge end () when the set is in operation condition.3104100. Set () according to claim 1 , wherein the conditioning system () is suitable for cooling or warming up the gas in liquid phase contained in the vessel ().41011142ba. Set () according to claim 1 , arranged so that claim 1 , when the set is in operation condition claim 1 , the discharge end () of the supporting structure () is located higher than the suction end () along vertical direction claim 1 , and the supporting structure is further adapted for maintaining the conditioning system () higher than the pump () along the vertical direction.51071124ab. Set () according to claim 1 , further comprising a peripheral wall () extending from the suction end () to the discharge end () claim 1 , and surrounding both the pump () and the conditioning system () when the set is in operation condition.6105726. Set () according to claim 4 , further comprising a pipe () to be arranged within a volume (V) internal to the peripheral wall () for conducting the liquefied gas flow from the pump () to the liquid outlet () claim 4 ,{'b': 1', '3', '5', '7', '10, 'and wherein a height of the supporting structure () is suitable so that a gas volume exists below the sealing assembly () but the ...

CRYOGENIC LIQUID TANK

A hydrogen storage tank for a hydrogen fueled aircraft. The tank has a wall made of layers of aerogel sections around a hard shell layer, sealed within a flexible outer layer, and having the air removed to form a vacuum. The periphery of each layer section abuts other sections of that layer, but only overlies the periphery of the sections of other layers at individual points. The wall is characterized by a thermal conductivity that is lower near its gravitational top than its gravitational bottom. The tank has two exit passageways, one being direct, and the other passing through a vapor shield that extends through the wall between two layers of aerogel. A control system controls the relative flow through the two passages to regulate the boil-off rate of the tank. 1. A storage tank , comprising:an inner-most layer that defines and substantially surrounds a fluid storage space;a first set of one or more tubes configured to be used as a vapor shield around at least a portion of the inner-most layer, the first set of one or more tubes being adapted as a first passageway extending from within the fluid storage space to outside of the fluid storage space;a second set of one or more tubes adapted as a second passageway extending from within the fluid storage space to outside of the fluid storage space; anda switching device configured to control the relative flow rates from the first and second passageways.2. The storage tank of claim 1 , wherein the switching device is located outside the fluid storage space.3. The storage tank of claim 1 , wherein the second passageway is a direct exit that is not adapted to function as a vapor shield.4. The storage tank of claim 1 , and further comprising a controller configured to vary the relative flow rates based on pressure requirements of the storage tank.5. The storage tank of claim 1 , wherein the tank is configured to store a fluid as a cryogenic liquid claim 1 , and further comprising a controller configured to vary the ...

Innovative thermal management approaches of conformable natural gas tanks

A product may include a storage vessel that may define a first port opening into the storage vessel, and that may define a second port opening into the storage vessel. A first fill conduit may be connected to the storage vessel at the first port. A second fill conduit may be connected to the storage vessel at the second port. A control mechanism may be connected with the first and second fill conduits. A supply conduit may be connected to the control mechanism. The control mechanism may provide a flow path from the supply conduit to at least one of the first or second fill conduits to fill the storage vessel.

METHOD FOR OPERATING A HIGH-PRESSURE ELECTROLYSIS SYSTEM, HIGH-PRESSURE ELECTROLYSIS SYSTEM AND HYDROGEN FILLING STATION COMPRISING A HIGH-PRESSURE ELECTROLYSIS SYSTEM

The invention relates to a method for operating a high-pressure electrolysis system (), wherein a hydrogen stream () and an oxygen stream () are produced in a high-pressure electrolyser (), and these are passed out of the high-pressure electrolyser () under high pressure. In order to increase the efficiency of the high-pressure electrolysis system () with respect to cooling of the hydrogen produced in the high-pressure electrolysis system (), the oxygen stream () is passed into a vortex tube () for decompression, in which the pressure energy of the oxygen is converted to refrigeration. This produces a cold oxygen stream () which is used to cool the hydrogen stream (). 113.-. (canceled)14. A method for operating a high-pressure electrolysis system , comprising:producing a hydrogen stream and an oxygen stream in a high-pressure electrolyzer;conveying the hydrogen stream and the oxygen stream at high pressure out of the high-pressure electrolyzer;introducing the oxygen stream into a vortex tube for decompression to convert pressure energy of oxygen into cold and thereby create a cold oxygen stream; andusing the cold oxygen stream for cooling the hydrogen stream.15. The method of claim 14 , wherein the high-pressure electrolyzer is a PEM high-pressure electrolyzer.16. The method of claim 14 , further comprising storing the oxygen stream before decompression in a pressure vessel.17. The method of claim 16 , further comprising supplying an additional gas from an external source at high pressure to the pressure vessel.18. The method of claim 17 , wherein the additional gas is oxygen.19. The method of claim 14 , wherein the oxygen stream is cooled down in the vortex tube below 0° C.20. The method of claim 14 , wherein the oxygen stream is cooled down in the vortex tube below −20° C.21. The method of claim 14 , wherein the oxygen stream is cooled down in the vortex tube to about −40° C.22. The method of claim 14 , further comprising decompressing the hydrogen stream to a ...

METHOD AND DEVICE FOR REPLENISHING A SUPPLY OF CRYOGENIC LIQUID, NOTABLY OF LIQUEFIED NATURAL GAS

A method for replenishing the supply of cryogenic liquid from a storage tank () includes: pressurizing a container () with cryogenic gas at a first pressure, said container having passing through it a first cryogenic fluid flow line referred to as the cold line and a second cryogenic fluid flow line referred to as the hot line, passing cryogenic liquid at a second pressure through the cold line (), and supplying the container () with cryogenic gas at least partially from cryogenic liquid pumped from the storage tank () and vaporized. A device is also provided for the method hereinabove. 114-. (canceled)152. A method of replenishing cryogenic liquid from a storage tank () comprising:{'b': 14', '12, 'pressurizing a container () with cryogenic gas at a first pressure, said container being traversed by a first cryogenic fluid circulation line, the first cryogenic fluid circulation line being a cold line (), coming from the storage tank supplied with pressurized gas and having an evacuation of condensed liquid;'}passing cryogenic liquid through the cold line at a second pressure;supplying the cryogenic liquid downstream from the cold line; andsupplying the container with the cryogenic gas at least partially from the cryogenic liquid pumped into the storage tank and vaporized.16420. The method of claim 15 , wherein the pressurizing of the container is with a pump () and an evaporator ().17. The method of claim 15 , further comprising regulating pressure after vaporizing of the cryogenic liquid and before introducing said cryogenic liquid into the container.18. The method of claim 15 , further comprising pumping the cryogenic liquid from the storage tank claim 15 , using the cryogenic liquid pumped for feeding the cold line and for being vaporized before conducting the cryogenic liquid to the container.19. The method of claim 15 , further comprising revaporizing the cryogenic liquid condensed within the container prior to said cryogenic liquid being introduced into said ...

BOIL-OFF GAS RE-LIQUEFYING SYSTEM

A system for reliquefying a boil off gas generated in a storage tank includes a first compressor compressing a partial amount (hereinafter, referred to as ‘fluid a’) of boil off gas discharged from the storage tank, a second compressor compressing another partial amount (hereinafter, referred to as ‘fluid b’) of boil off gas discharged from the storage tank, a second expanding unit expanding a partial amount (hereinafter, referred to as ‘fluid c’) of a flow formed as the fluid a and the fluid b join, a heat-exchanger cooling another partial amount (hereinafter, referred to as ‘fluid d’) of the flow formed as the fluid a and the fluid b join, and a first expanding unit expanding the fluid d cooled by the heat-exchanger, wherein the heat-exchanger heat-exchanges the fluid d with the fluid c as a coolant expanded by the second expanding unit to cool the fluid d. 1. A method of operating a ship having a main compressor , a redundancy compressor and a tank storing liquefied gas and boil-off gas generated from the liquefied gas , wherein the redundancy compressor is installed in parallel with the main compressor and configured to operate together with the main compressor or when the main compressor fails , the method comprising:supplying, to either or both of the main compressor and the redundancy compressor, boil-off gas discharged from the tank via a boil-off gas supply line;compressing, by either or both of the main compressor and the redundancy compressor, at least part of the boil-off gas from the boil-off gas supply line to provide a compressed boil-off gas at a first pressure level,splitting the compressed boil-off gas into at least three flows comprising a first flow, a second flow and a third flow of compressed boil-off gas;supplying the first flow of compressed boil-off gas at the first pressure level to a propulsion engine of the ship for consumption;processing the second flow of compressed boil-off gas for liquefying at least part of the second flow to provide ...

FUEL SYSTEM FOR AN INTERNAL COMBUSTION ENGINE

A fuel system for an internal combustion engine includes a liquefied gas tank that stores liquefied gas and a pressurized gas production unit connected to the liquefied gas tank to produce pressurized gas from the liquefied gas. A fuel rail is connected to the pressurized gas production unit. The fuel rail receives the pressurized gas and delivers the pressurized gas to a fuel injector that injects the pressurized gas into a cylinder of the engine. The pressurized gas production unit receives the liquefied gas via a mixing unit that is provided between the liquefied gas tank and the pressurized gas production unit. The mixing unit receives excess gas in the form of vaporized gas from the liquefied gas tank and/or pressurized gas from the fuel rail and mixes the excess gas with the liquefied gas received from the liquefied gas tank. 129-. (canceled)30. A fuel system for an internal combustion engine , the fuel system comprising: a liquefied gas tank arranged to store liquefied gas; anda pressurized gas production unit connected to the liquefied gas tank, the pressurized gas production unit being arranged to receive liquefied gas from the liquefied gas tank and to produce pressurized gas from the liquefied gas;wherein a mixing unit is provided between the liquefied gas tank and the pressurized gas production unit whereby the pressurized gas production unit is arranged to receive the liquefied gas via the mixing unit, wherein the mixing unit is arranged to receive excess gas in the form of vaporized gas from the liquefied gas tank and/or pressurized gas from a fuel rail of the fuel system, the fuel rail being connected to the pressurized gas production unit and arranged to receive the pressurized gas and to deliver the pressurized gas to a fuel injector adapted to inject the pressurized gas into a cylinder of the engine, the mixing unit being arranged to mix the excess gas with the liquefied gas received from the liquefied gas tank, wherein the mixing unit presents a ...

Energy Recovery System for a Mobile Machine

The disclosure is directed to an energy recovery system for a mobile machine The energy recovery system may include a tank configured to store a liquid fuel for combustion within an engine of the mobile machine, and a first reservoir configured to receive gaseous fuel formed in the tank. The energy recovery system may also include a conduit disposed around the tank that may be fluidly connected to the first reservoir. The energy recovery system may also include a second reservoir fluidly connected to the conduit, and an energy recovery configured to generate work utilizing a temperature gradient between gaseous fuel disposed within the first and second reservoirs.

CNG Fueling System

A compressed natural gas (CNG) fueling system has a single compressor comprising a first compression stage and a subsequent compression stage, wherein the first compression stage feeds the subsequent compression stage when filling a storage tank, the storage tank is configured to receive CNG from at least one of the first compression stage and the subsequent compression stage of the compressor when filling the storage tank, a CNG feedback to the subsequent compression stage of the compressor from the storage tank, the CNG being introduced back into the compressor at a location downstream relative to an output of the first compression stage, and a first heat exchanger associated with the CNG feedback. 1. A system to fill a vehicle with CNG that changes compressor flow to optimize filling. Some compressed natural gas (CNG) fueling systems are configured for operation with relatively high natural gas source pressures. In some cases, CNG fueling systems comprise multiple compressors, multiple compressor crankshafts, and/or multiple compressor driver devices. In some cases, CNG fueling systems comprise multiple CNG storage tanks and/or are not capable of filling a fuel tank quickly.Some compressed natural gas (CNG) fueling systems are configured for operation with relatively high natural gas source pressures. In some cases, CNG fueling systems comprise multiple compressors, multiple compressor crankshafts, and/or multiple compressor driver devices. In some cases, CNG fueling systems comprise multiple CNG storage tanks and/or are not capable of filling a fuel tank quickly. In some embodiments of the disclosure, a compressed natural gas (CNG) fueling system is disclosed as comprising a single compressor, a storage tank configured to receive CNG from the compressor, and a CNG feedback to the compressor from the storage tank.In other embodiments of the disclosure, a method of operating a compressed natural gas (CNG) fueling system is disclosed as comprising providing a ...

GAS STORAGE DEVICE

The present disclosure provides a gas storage device. In an embodiment, the gas storage device includes a cylinder with opposing ends. An endcap is present at each end. The cylinder and the endcaps form an enclosure. Each endcap includes a connector. A diaphragm is located in the enclosure. The diaphragm includes an annular sidewall. The device includes an inner chamber defined by an inner surface of the sidewall, and a storage space between an interior surface of the cylinder and an outer surface of the sidewall. A metal hydride composition is located in the storage space. 1. A gas storage device comprising:a cylinder with opposing ends and an endcap at each end, the cylinder and the endcaps forming an enclosure;each endcap comprising a connector;a diaphragm in the enclosure, the diaphragm comprising an annular sidewall;an inner chamber defined by an inner surface of the sidewall;a storage space between an interior surface of the cylinder and an outer surface of the sidewall; anda metal hydride composition located in the storage space.2. The gas storage device of comprising hydrogen gas in the enclosure.3. The gas storage device of wherein the inner chamber consists of hydrogen gas.4. The device of wherein the diaphragm sidewall comprises opposing ends;a flange located at each sidewall end; andeach flange is sandwiched between a respective cylinder end and a respective endcap.5. The device of wherein an inner surface of each endcap comprises a plurality of ports;a gasket is located between each endcap and each cylinder end;the gasket comprising a plurality of seats, each seat holding a semi-permeable membrane, each semi-permeable membrane aligned with a respective endcap port; andthe ports and the semi-permeable membranes provide fluid communication between the inner chamber and the storage space.6. The device of wherein an inner surface of each endcap comprises a plurality of ports;each flange comprises a plurality of seats, each seat holding a semi-permeable ...

Gas supply device and method for starting operation of gas supply device

A gas supply device for supplying a hydrogen gas to a dispenser of a hydrogen station includes: a refrigerant flow path through which a refrigerant for cooling the gas before being discharged from the dispenser flows; a refrigerator that can cool the refrigerant; a cooling device that can cool the refrigerant by latent heat when liquid hydrogen changes to the hydrogen gas; and a control unit that performs control to activate the refrigerator while stopping the cooling device when a condition set in advance is satisfied after performing control to activate the cooling device in activation of the hydrogen station.

DIAGNOSIS METHOD USING LASER INDUCED BREAKDOWN SPECTROSCOPY AND DIAGNOSIS DEVICE PERFORMING THE SAME

Disclosed herein are a diagnostic method using laser induced breakdown spectrum analysis and a diagnostic device for performing the same. The diagnostic device may include a laser projection module projecting a pulsed laser to a specimen, a light receiving module receiving a light generated by a plasma ablation induced at the specimen by the pulsed laser, a spectral member receiving and dividing the light generated by the plasma ablation; a sensor array including a plurality of sensors arranged to receive the divided light for each wavelength, and a controller obtaining spectrum data of the light generated by the plasma ablation from a specific exposure period, and determining whether or not the specimen is diseased based on the spectrum data of the light generated by the plasma ablation. 1. A diagnostic device comprising:a laser projection module projecting a pulsed laser to a specimen;a light receiving module receiving a light generated by a plasma ablation induced at the specimen by the pulsed laser;a spectral member receiving and dividing the light generated by the plasma ablation;a sensor array including a plurality of sensors arranged to receive the divided light for each wavelength, alternately and continuously repeating an exposure period which accumulates electric energy according to received light and a reset period which initialize the electric energy accumulated during the exposure period and generating spectrum data related to a light received in the exposure period, wherein a time interval of the exposure period is set in order to receive a light having a continuous spectrum characteristic and a light having a discontinuous spectrum characteristic during an exposure period which includes a projecting time point of the pulsed laser; anda controller obtaining spectrum data of the light generated by the plasma ablation from a specific exposure period, where the light generated by the plasma ablation is received, among the repeated plurality of exposure ...

VIRTUAL GASEOUS FUEL PIPELINE

Various embodiments provide an end-to-end gaseous fuel transportation solution without using physical pipelines. A virtual pipeline system and methods thereof may involve transportation of gaseous fuels including compressed natural gas (CNG), liquefied natural gas (LNG), and/or adsorbed natural gas (ANG). An exemplary pipeline system may include a gas supply station, a mother station for treating gaseous fuels from the gas supply station, a mobile transport system for receiving and transporting the gaseous fuels, and user site for unloading the gaseous fuels from the mobile transport system. The unloaded gaseous fuels can be further used or distributed. 199-. (canceled)100. A method of transferring compressed gas from a gas supply to a destination storage vessel , the method comprising:transferring compressed gas from the gas supply to the destination storage vessel along a first flow path; andtransferring compressed gas from the gas supply to the destination storage vessel along a second flow path while actively refrigerating at least a portion of the second flow path, wherein the second flow path differs from the first flow path.101. The method of claim 100 , further comprising:during said transferring of the compressed gas along the first flow path, compressing the compressed gas in the first flow path using a compressor; andduring said transferring of the compressed gas along the second flow path, compressing the compressed gas in the second flow path using the compressor, wherein the compressor is disposed in the first and second flow paths.102. The method of claim 101 , wherein the first and second flow paths share a common passageway upstream from the compressor.103. The method of claim 100 , wherein the first and second flow paths diverge from each other downstream from the gas supply.104. The method of claim 100 , wherein the first and second flow paths converge with each other upstream from the destination storage vessel.105. The method of claim 100 , ...

DEVICE AND METHOD FOR STORING AND SUPPLYING FLUID FUEL

Device for storing and supplying fluid fuel, comprising a tank for liquefied fuel gas balanced with a gaseous phase, in particular a hydrogen gaseous phase, a circuit for filling the tank, at least one circuit for extracting fluid from the tank, at least one circuit for controlling the pressure in the tank, the circuits for filling, extracting and controlling the pressure comprising a valve assembly arranged in a housing which is separate from the tank, the housing being detachably connected to the tank via a removable mechanical coupling system, the extraction circuit, the pressure control circuit and the filling circuit comprising an assembly of removable fluid connections which are located at the junction between the tank and the housing and configured to enable separation between the portions of circuits located in the tank and in the housing when removing the housing from the tank. 117-. (canceled)18. A device for storing and for supplying fluid fuel , comprising:a reservoir of liquefied hydrogen in equilibrium with gaseous phase of hydrogen;a circuit for filling the reservoir;at least one circuit for tapping fluid from the reservoir;at least one circuit for regulating the pressure in the reservoir; anda housing, wherein:the filling, tapping and pressure regulating circuits comprise a set of valves arranged in the housing separate from the reservoir;the housing is removably connected to the reservoir via a demountable mechanical coupling system;the tapping, pressure regulating, and filling circuits comprise a set of demountable fluidic connectors located at a junction between the reservoir and the housing and which are configured to allow separation, during demounting of the housing with respect to the reservoir, between portions of said circuits located in the reservoir and portions of said circuits located in the housing; andwhen the housing is connected to the reservoir, the housing defines a closed volume filled with an atmosphere predominantly comprising ...

Device equipped with tank

A device equipped with a tank includes: a tank storing gas; a receptacle to be coupled to a gas supply nozzle; a filling passage communicating the tank with the receptacle; and a determination unit configured to determine whether there is a leak in the filling passage based on an amount of decrease in pressure in the filling passage per unit time, after supplying of the gas cooled to below freezing to the tank through the receptacle and the filling passage is finished, when a temperature of the receptacle is a predetermined temperature or greater and a pressure in the filling passage in a state where all valves opening and closing the filling passage are closed is greater than a first pressure, wherein the receptacle incorporates a check valve inhibiting backflow of the gas from the filling passage.

CRYOGENIC TANK WITH INTERNAL HEAT EXCHANGER AND FAIL-CLOSED VALVE

A cryogenic tank system includes a plurality of heat exchangers for heating an interior volume of a storage container. Heat transfer to the interior volume of the storage container by the plurality of heat exchangers pressurizes the interior volume of the storage container. The system further includes a valve assembly mounted to the storage container and positioned substantially within the storage container. The valve assembly includes an inlet portion and an outlet portion. The outlet portion is positioned outside of the storage container, and the inlet portion is positioned within the storage container. The inlet portion is sealable by a fail-closed powered sealing mechanism. 1. A cryogenic tank system comprising:a storage container having a top portion and a bottom portion, the storage container also being configured to store a liquid within an enclosed interior volume, wherein a level of the liquid within the interior volume defines a liquid space and a vapor space; a heat exchanger heater positioned external to the storage container and connected to a heat exchanger fluid circuit;', 'a first heat exchanger located in the vapor space within the storage container and in fluid communication with the heat exchanger heater along the heat exchanger fluid circuit;', 'a second heat exchanger located in the liquid space within the storage container and in fluid communication with the heat exchanger heater along the heat exchanger fluid circuit;', 'wherein heat transfer to the vapor space and the liquid space by the first and second heat exchangers pressurizes the interior volume of the storage container; and, 'a heat exchanger arrangement includinga valve assembly mounted to the top portion of the storage container and positioned substantially within the storage container, the valve assembly including an inlet portion and an outlet portion, the outlet portion being positioned outside of the storage container, and the inlet portion being positioned within the storage ...

Lng gasification systems and methods

A skid for capturing refrigeration from liquefied natural gas vaporization is disclosed comprising a first heat exchanger mounted on the skid, the first heat exchanger having a natural gas inlet, a natural gas outlet, a process fluid inlet, and a process fluid outlet. The process fluid is configured to flow from the process fluid inlet through the first heat exchanger to the process fluid outlet and then to the process fluid inlet. Other embodiments of the system for capturing refrigeration from vaporization of liquid natural gas, and methods for its use, are described herein.

Method And Apparatus For Compressing gas In a Plurality of Stages To a Storage Tank Array Having A Plurality of Storage Tanks

A method and apparatus for compressing gases and supplying compressed gaseous fuel to a consuming device, such as a gaseous fueled vehicle or the like. One embodiment includes a gas compressor for compressing the gaseous fuel to an array of tanks having predetermined initial set points which are increasing for tanks in the array. One embodiment provides a selecting valve having first and second families of ports wherein the valve can be operated to select a plurality of ports from the first family to be fluidly connected with a plurality of ports with the second family, and such fluid connections can be changed by operation of the valve.

EVAPORATOR-FEEDER SYSTEM AND METHOD

A method for releasing an anhydrous gas in a gas phase at a target rate includes the step of obtaining a vessel at least partially filled with the anhydrous gas. The anhydrous gas is at least partially in a liquid phase and the vessel has an outlet for releasing the anhydrous gas in the gas phase. The method further includes releasing at least a portion of the anhydrous gas from the vessel through the outlet in the gas phase; applying a heat transfer fluid having a temperature of 32° F. to 150° F. to an exterior surface of the vessel during the releasing step, such that the anhydrous gas in the liquid phase is evaporated and the anhydrous gas in the gas phase is released at the target rate; and measuring starting and end weights of the vessel to monitor the releasing of the anhydrous gas in the gas phase. 1. A method for releasing an anhydrous gas in a gas phase at a target rate , the method comprising the steps of:obtaining a vessel at least partially filled with the anhydrous gas, the anhydrous gas being at least partially in a liquid phase, the vessel having an outlet for releasing the anhydrous gas in the gas phase;releasing the anhydrous gas from the vessel through the outlet in the gas phase;applying a heat transfer fluid having a temperature of 32° F. to 150° F. to an exterior surface of the vessel during the releasing step, such that the anhydrous gas in the liquid phase is evaporated and the anhydrous gas in the gas phase is released at the target rate; andmeasuring a starting weight of the vessel and an end weight of the vessel to monitor the releasing of the anhydrous gas in the gas phase.2. The method of claim 1 , wherein substantially all of the anhydrous gas contained in the vessel in the liquid phase is released from the vessel in the gas phase.3. The method of claim 1 , wherein the target rate is 100 kg/hr to 200 kg/hr.4. The method of claim 1 , wherein the anhydrous gas is a halogen gas claim 1 , a CO claim 1 , a H claim 1 , a O claim 1 , a N claim ...

SYSTEM FOR FILLING LPG VEHICLE WITH LPG USING AUXILIARY BOMBE

A system for filling an LPG vehicle with LPG using an auxiliary bombe is provided. The system may be configured for easily filling a main bombe with LPG even in the hot season (summertime) or the like during which the outside temperature rapidly rises, by using an auxiliary bombe in addition to using the main bombe. The system may also be capable of always smoothly refilling the main bombe with LPG by moving a portion of the LPG in the main bombe to the auxiliary bombe, when the pressure in the main bombe is higher than the LPG filling pressure of a filling gun in the hot season during which the outside temperature rapidly rises, so that the pressure in the main bombe becomes lower than the filling pressure. 16-. (canceled)7. A system for filling a liquefied petroleum gas (LPG) vehicle with LPG using an auxiliary bombe , comprising:a main bombe and an auxiliary bombe mounted in the LPG vehicle;a fuel transfer line connected between the main bombe and auxiliary bombe;a first solenoid valve mounted on the fuel transfer line so as be openable or closable;an auxiliary fuel pump mounted in the auxiliary bombe;a second solenoid valve mounted to a discharge side of the auxiliary fuel pump, the second solenoid valve being opened when LPG is directly supplied to an engine; anda controller that is configured to control opening or closing of the first solenoid valve and second solenoid valve.8. The system of claim 7 , further including a first pressure sensor configured for detecting a pressure in the main bombe claim 7 , and a second pressure sensor configured for detecting a pressure in the auxiliary bombe.9. The system of claim 7 , wherein when the pressure in the main bombe is higher than a reference filling pressure claim 7 , the first solenoid valve is configured to be opened by the controller.10. The system of claim 7 , wherein an outlet line of the second solenoid valve is connected to a fuel supply line through which fuel is supplied from the main bombe to the engine. ...