Metal injection molding process and components formed therewith

A process of producing a metallic component having a desired shape that includes at least one nonuniform section, as well as metallic components produced by such a process. The process uses a composition containing a mixture of a polymeric binder and a metal powder that includes particles of an alloy having a reactive element that renders the alloy uncastable. The composition is metal injection molded to yield a green compact having a shape corresponding to the shape of the metallic component, including its at least one nonuniform section. A majority of the binder is then removed from the green compact, and then the green compact is sintered to remove a remainder of the binder and fuse particles of the metal powder together to form the metallic component and the nonuniform section thereof.

Combustor liner support and seal assembly

A combination including a gas turbine engine extending along an axis is disclosed herein. The gas turbine engine includes an annular combustor having a combustor liner. The combination also includes a plurality of projections extending from the combustor liner and spaced from one another circumferentially about the axis. The combination also includes a free-standing ring disposed about the combustor liner and positioned adjacent to the plurality of projections along the axis. The plurality of projections engage the free-standing ring and circumferentially support the combustor liner while allowing relative radial displacement between the combustor liner and the free-standing ring. The combination also includes a plurality of pins each being integrally-formed with one of the plurality of projections. Each of the plurality of pins extends along the axis and is received in one of a plurality of slots formed in the free-standing ring.

Ceramic Matrix Composite Combustor Vane Ring Assembly

A vane assembly has an outer support ring, an inner support ring, an outer liner ring, an inner liner ring, and a circumferential array of vanes. Each vane has a shell extending from an inboard end to an outboard end and at least partially through an associated aperture in the inner liner ring and an associated aperture in the outer liner ring. There is at least one of: an outer compliant member compliantly radially positioning the vane; and an inner compliant member compliantly radially positioning the vane.

A combustor applied in thermophotovoltaic system

A combustor applied in thermophotovoltaic system comprises a combustion device and a reversed tube covering the combustion device. The combustion device includes a combustion body made of a transparent, and temperature resistant material and a burning unit disposed in the combustion body. When a burning-supported medium is adopted during burning via the burning unit, the radiant intensity is increased. The reversed tube thence further redirects the hot product gas for reheating an outer wail of the combustion body in combustion. Therefore, uniform illumination is accordingly resulted for enhancing the radiant intensity. Accordingly, a photovoltaic cell plate connected to the combustor preferably transforms light into electricity. The present invention fully utilizes a micro system as well as miniature energy to offer advanced electricity.

Fireplace

A fireplace is provided that includes a combustion space delimited by a combustion-space lining and accessible through a door or flap. The combustion-space lining is at least partially composed of a ceramic or glass-ceramic material. The fireplace also includes a wall element disposed on a side of the combustion-space lining that faces away from the combustion space so that so that an intermediate space is formed between the side and the wall element. A heat exchanger or insulating material can be positioned in the intermediate space.

A Method For Deep Frying A Food Product, As Well As A Deep Frying Device

Method and a deep frying device for deep frying a food product in a deep frying device, wherein the deep frying device comprises a container for fat. For reducing the chances of damaging the deep frying device by the deep frying and increasing the availability, use is made of a deep frying device comprising a pipe section for hot flue gas which protrudes into the lumen of the container but is not connected to an opposite wall. The pipe section comprises—a plurality of supply pipes for the relatively hot flue gas, and—at least one outlet pipe for the relatively cold flue gas coming from the plurality of supply pipes. 1. A method for deep frying a food product in a deep frying device , wherein the deep frying device:is arranged for heating fat using flue gas, and a bottom wall section,', 'a front wall section,', 'a rear wall section, and', 'two upright longitudinal wall sections which interconnect said front wall section and rear wall section, and the wall sections define a lumen of the container;, 'comprises a container, which container comprises wall sections, which wall sections comprise at leastwherein the container contains a fat; and the bottom wall section,', 'the front wall section,', 'the rear wall section, and', 'an upright longitudinal wall section;, 'wherein, in order to deep fry the food product, the fat is heated using a burner, and the food product is deep fried in the heated fat; characterized in that the container comprises a main wall section selected from a wall unit, and', 'a pipe section;, 'the deep frying device comprises a heating section, wherein the heating section comprises'}wherein the wall unit comprises an inlet for relatively hot flue gas and an outlet for relatively cold flue gas, and the pipe section protrudes from the main wall section into the lumen and is not rigidly connected to the other wall sections; at least one supply pipe for the relatively hot flue gas, and', 'at least one outlet pipe for the relatively cold flue gas coming ...

Integral Ceramic Matrix Composite Fastener With Polymer Rigidization

A gas turbine engine component includes a gas turbine engine component body formed of a ceramic matrix composite material having at least one fastener integrally formed with the gas turbine engine component body as a single-piece structure. The gas turbine engine component body initially comprises a rigidized preform structure formed from a polymer based material. The at least one fastener connects the gas turbine engine component body to an engine support structure. 1. A gas turbine engine component comprising:a gas turbine engine component body formed of a ceramic matrix composite material having at least one fastener integrally formed with the gas turbine engine component body as a single-piece structure, wherein the gas turbine engine component body initially comprises a rigidized preform structure formed from a polymer based material; andan engine support structure, wherein the at least one fastener connects the gas turbine engine component body to the engine support structure.2. The gas turbine engine component according to wherein the rigidized preform structure has an opening to receive the fastener claim 1 , and wherein the fastener initially comprises a separate woven fastener formed from a fiber based material claim 1 , and wherein the woven fastener is received within the opening of the rigidized preform and subsequently infiltrated with a matrix material to form the single-piece structure as a finished component.3. The gas turbine engine component according to wherein the rigidized preform structure includes the polymer based material prior to forming the opening.4. The gas turbine engine component according to wherein the single-piece structure that forms the finished component does not include the polymer based material.5. The gas turbine engine component according to wherein the rigid perform structure is oxidized to remove the polymer based material prior to being infiltrated with the matrix material.6. The gas turbine engine component according to ...

FURNACE FLOOR PROTECTION IN RECOVERY BOILERS

A method and apparatus for protecting a furnace floor of a black liquor recovery boiler, where a mixture is formed by mixing material with a fluid, and the furnace floor is covered by said mixture by flowing the formed mixture onto the floor from the outside of the furnace. 1. A method for protecting a furnace floor of a black liquor recovery boiler , comprising:mixing protective material with a fluid to form a mixture comprising said protective material; andcovering the furnace floor by said mixture by allowing the mixture to stay on the furnace floor or by flowing the mixture onto the furnace floor.2. The method of claim 1 , comprising:causing the mixture to flow onto the furnace floor from the outside of the furnace via an opening in a wall of the black liquor recovery boiler.3. The method of claim 1 , comprising pumping the mixture onto the furnace floor from the outside of the furnace.4. The method of claim 3 , wherein said mixing is performed during said pumping or prior to said pumping.5. The method of claim 1 , comprising performing the act of covering the furnace floor with said mixture simultaneously with a removal of a furnace safety roof during outage.6. The method of claim 1 , comprising settling the flown mixture on the floor by gravity alone.7. The method of claim 1 , comprising forming a salt lake onto the floor extending over the floor from side to side during recovery boiler outage.8. The method of claim 7 , comprising allowing the salt lake to solidify forming a protective layer to protect floor tubes of the furnace from direct exposure of black liquor and flame impingement.9. The method of claim 1 , wherein the material comprises at least two different salts.10. The method of claim 1 , wherein the material comprises at least two different salts selected from a group consisting of: sodium carbonate claim 1 , sodium sulfate claim 1 , sodium sulfide claim 1 , sodium chloride claim 1 , potassium carbonate claim 1 , and potassium sulfate.11. The ...

Smart Fuel Burning System and Method of Operating Same

A system configured to generate heat when supplied with a first fuel or a second fuel can include a fuel supply line operatively connected to a fuel source. A valve assembly can be operatively connected to the fuel supply line. A main burner can be operatively connected to the valve assembly. A thermoelectric generating system can be configured to transform heat to electricity. A first pilot burner can include at least one of a first thermocouple and a first Fe-ion sensor. A second pilot burner can include at least one of a second thermocouple and a second Fe-ion sensor. A printed circuit board (PCB) can be operatively connected to the valve assembly and the first and second pilot burners. The PCB can be configured to control operation of the valve assembly based on information received from at least one of the first and second pilot burners. 1. A system configured to generate heat when supplied with either a first fuel or a second fuel , the system comprising:a fuel supply line operatively connected to a fuel source, the fuel supply line being configured to convey either the first fuel or the second fuel;a valve assembly operatively connected to the fuel supply line, the valve assembly being configured to control a flow of fuel therethrough;a main burner operatively connected to the valve assembly, the main burner being configured to generate heat;a thermoelectric generating system operatively connected to the valve assembly, the thermoelectric generating system being configured to transform heat to electricity and including a first pilot burner and a second pilot burner, the first pilot burner including at least one of a first thermocouple and a first Fe-ion sensor, the second pilot burner including at least one of a second thermocouple and a second Fe-ion sensor; anda printed circuit board (PCB) operatively connected to the valve assembly and the first and second pilot burners, the PCB being configured to control operation of the valve assembly based on ...

VOID STRUCTURES WITH REPEATING ELONGATED-APERTURE PATTERN

Void structures, systems and devices with void structures, and methods of fabricating void structures are disclosed. A void structure is disclosed with a repeating elongated-aperture pattern designed to provide negative Poisson's Ratio behavior under macroscopic stress and strain loading. The pattern can include horizontal and vertical elliptically shaped apertures that are arranged on horizontal and vertical lines in a way that the lines are equally spaced in both dimensions. The centers of each aperture is on a crossing point of two of the lines. The vertical and horizontal elliptically shaped apertures alternate on the vertical and horizontal lines such that any vertical aperture is surrounded by horizontal apertures along the lines (and vice versa), and the next vertical apertures are found on both diagonals. The voids can also act as cooling and/or damping holes and, due to their arrangement, also as stress reduction features. 1. A void structure comprising:a rigid or semi-rigid body with a first plurality of first elongated apertures and a second plurality of second elongated apertures, each of the elongated apertures having a major axis and a minor axis, the major axes of the first elongated apertures being perpendicular to the major axes of the second elongated apertures, the first and second pluralities of elongated apertures being arranged in an array of rows and columns, each of the rows and each of the columns alternating between the first and the second elongated apertures, the apertures being cooperatively configured to achieve negative Poisson's Ratio behavior under stress or strain, or both.2. The void structure of claim 1 , wherein the first and second elongated apertures are elliptical.3. The void structure of claim 1 , wherein the first and second elongated apertures are I-shaped.4. The void structure of claim 1 , wherein the first and second elongated apertures each includes spaced holes connected by a stem.5. The void structure of claim 1 , ...

CERAMIC HEAT SHIELDS HAVING SURFACE INFILTRATION FOR PREVENTING CORROSION AND EROSION ATTACKS PROTECTING A COMPONENT, METHOD FOR LASER DRILLING, AND COMPONENT

An improved ceramic heat shield for a gas turbine is provided. The ceramic heat shield has a porous ceramic body and according to the embodiments an infiltration coating that is provided in a surface layer of the porous ceramic body and contains an infiltration coating material designed to gas-tightly seal pores of the ceramic body. 1. A ceramic heat shield for a gas turbine , comprising:a porous ceramic body,includingan infiltration coating which is infiltrated in a surface layer of the porous ceramic body and contains an infiltration coating material which is configured for closing pores of the ceramic body in a manner as gas-tight as possible.2. The ceramic heat shield as claimed in claim 1 , wherein the porous ceramic body contains mullite or aluminum oxide claim 1 , or is composed of mullite or aluminum oxide.3. The ceramic heat shield as claimed in claim 1 , wherein the infiltration material contains yttrium aluminum garnet or is composed of yttrium aluminum garnet claim 1 , or comprises aluminum oxide claim 1 , aluminum zirconate claim 1 , or is composed thereof.4. The ceramic heat shield as claimed in claim 1 , wherein the infiltration coating is at least one of a thickness of less than 400 μm claim 1 , has 400 μm claim 1 , and is at least 10 μm thick.5. The ceramic heat shield as claimed in claim 1 , wherein the surface layer extends across an end face and across lateral faces of the porous ceramic body.6. A gas turbine or a combustion chamber having a ceramic heat shield as claimed in .7. A method for producing a ceramic heat shield for a gas turbine claim 1 , comprising the following method steps:providing a porous ceramic body;generating an infiltration coating in a surface layer of the porous ceramic body, wherein the infiltration coating contains an infiltration coating material which is configured for closing pores of the porous ceramic body in a gas-tight manner.8. The method as claimed in claim 7 , wherein the generating of the infiltration coating ...

HYDROGEN CHLORIDE LOOP FUEL REACTION

A hydrogen chloride loop fuel reaction is designed and configured for turbine/generator combination which can be used for automotive propulsion or as a standalone electrical generation or for auxiliary equipment. A method for providing a hydrogen chloride loop fuel reaction includes creating hydrogen chloride fuel in a sealed furnace vessel, wherein at start up, the sealed furnace vessel is vacuumed out and hydrogen and chlorine are injected into a burner and ignited resulting in the hydrogen chloride fuel in an exhaust stream of the sealed furnace vessel; and looping the hydrogen chloride fuel leaving the sealed furnace vessel in the exhaust stream of the sealed furnace vessel. 1. A method for providing a hydrogen chloride loop fuel reaction comprising:creating hydrogen chloride fuel in a sealed furnace vessel, wherein at start up, the sealed furnace vessel is vacuumed out and hydrogen and chlorine are injected into a burner and ignited resulting in the hydrogen chloride fuel in an exhaust stream of the sealed furnace vessel;{'claim-text': ['super heating the hydrogen chloride fuel through a super heater coil in direct line of an injection nozzle in the exhaust stream;', 'routing the superheated hydrogen chloride fuel through the injection nozzle;', 'subjecting the superheated hydrogen chloride fuel to light while the superheated hydrogen chloride fuel is in the injection nozzle and in a combustion chamber, whereby bonds of the hydrogen and the chlorine are momentarily separated;', 'combusting the hydrogen and the chlorine while momentarily separated in the combustion chamber, wherein momentarily separated bonds of the hydrogen and the chlorine provide spontaneous combustion of the hydrogen and the chlorine in the combustion chamber; and', 'cooling the hydrogen and the chlorine thereby forming new bonds between the hydrogen and the chlorine for recreating the hydrogen chloride fuel.'], '#text': 'looping the hydrogen chloride fuel leaving the sealed furnace vessel ...

COMBUSTOR ASSEMBLY FOR A TURBINE ENGINE

A combustor assembly for a gas turbine engine is provided. The combustor assembly generally includes an annular dome and a liner. The liner at least partially defines a combustion chamber and includes the forward end received within a slot defined by the annular dome. A mounting assembly attaches the forward end of the liner to the annular dome. The mounting assembly includes a pin extending through the slot and the forward end of the annular dome. The mounting assembly also includes a grommet positioned in an opening in the forward end of the liner. The grommet is also positioned around the pin to protect the liner during operation of the gas turbine engine. 1. A combustor assembly for a gas turbine engine , the combustor assembly comprising:an annular dome including an enclosed surface defining a slot;a liner at least partially defining a combustion chamber and extending between an aft end and a forward end, the forward end of the liner received within the slot of the annular dome; anda mounting assembly including a pin extending through the slot and an opening in the forward end of the liner, the mounting assembly further including a grommet positioned in the opening in the forward end of the liner around the pin to protect the liner.2. The combustor assembly of claim 1 , wherein the annular dome includes a base plate and a yolk claim 1 , wherein the base plate and the yolk extend substantially parallel to one another claim 1 , and wherein the enclosed surface of the dome includes a surface of the base plate and a surface of the yolk such that the slot is defined between the base plate and the yolk.3. The combustor assembly of claim 2 , wherein the pin of the mounting assembly extends through the yolk of the annular dome claim 2 , the forward end of the liner claim 2 , and the base plate of the annular dome.4. The combustor assembly of claim 2 , wherein the mounting assembly further includes a bushing claim 2 , wherein the bushing is positioned around the pin ...

COMBUSTOR ASSEMBLY FOR A TURBINE ENGINE

A combustor assembly for a gas turbine engine is provided. The combustor assembly generally includes an annular dome and a liner. The liner at least partially defines a combustion chamber and includes the forward end received within a slot defined by the annular dome. Additionally, a heat shield is provided. The heat shield includes an end also received within the slot defined by the annular dome. A mounting assembly attaches the forward end of the liner and the end of the heat shield to the annular dome, such that the forward end of the liner and the end of the heat shield are co-mounted within the slot defined by the annular dome. 1. A combustor assembly for a gas turbine engine defining an axial direction , the combustor assembly comprising:an annular dome including an enclosed surface defining a slot;a liner at least partially defining a combustion chamber and extending between an aft end and a forward end generally along the axial direction, the forward end of the liner received within the slot of the annular dome;a heat shield including an end also received within the slot of the annular dome; anda mounting assembly positioned at least partially within the slot of the annular dome, attaching the forward end of the liner and the end of the heat shield to the annular dome.2. The combustor assembly of claim 1 , wherein the annular dome includes a base plate and a yolk claim 1 , wherein the base plate and the yolk extend substantially parallel to one another claim 1 , and wherein the enclosed surface of the dome includes a surface of the base plate and a surface of the yolk such that the slot is defined between the base plate and the yolk.3. The combustor assembly of claim 2 , wherein the mounting assembly extends through the yolk of the annular dome claim 2 , the forward end of the liner claim 2 , the end of the heat shield claim 2 , and the base plate of the annular dome.4. The combustor assembly of claim 3 , wherein the mounting assembly includes a pin and a ...

BACKSIDE FEATURES WITH INTERMITTED PIN FINS

According to one embodiment, a heat shield panel for a combustor of a gas turbine engine is provided. The heat shield comprising: a panel body having a first surface configured to be oriented toward a combustion zone of a combustor, and a second surface opposite the first surface, the second surface being configured to be oriented toward a combustor liner of the combustor; a plurality of first pin fins projecting from the second surface of the panel body, wherein each of the plurality of first pin fins has a rounded top opposite the second surface; and one or more second pin fins projecting from the second surface of the panel body, wherein each of the one or more second pin fins has a flat top opposite the second surface. 1. A heat shield panel for a combustor of a gas turbine engine , comprising:a panel body having a first surface configured to be oriented toward a combustion zone of a combustor, and a second surface opposite the first surface, the second surface being configured to be oriented toward a combustor liner of the combustor;a plurality of first pin fins projecting from the second surface of the panel body, wherein each of the plurality of first pin fins has a rounded top opposite the second surface; andone or more second pin fins projecting from the second surface of the panel body, wherein each of the one or more second pin fins has a flat top opposite the second surface.2. The heat shield panel of claim 1 , wherein the one or more second pin fins are intermittently spaced amongst the plurality of first pin fins.3. The heat shield panel of claim 1 , wherein the one or more second pin fins are separated from each other by about 0.5 inches (1.27 centimeters).4. The heat shield panel of claim 1 , wherein the flat top of each of the one or more second pin fins is about parallel to the second surface where each of the one or more second pin fins are located.5. The heat shield panel of claim 1 , wherein each of the plurality of first pin fins are about ...

THERMOELECTRIC POWER GENERATOR AND COMBUSTION APPARATUS

A small-scale thermoelectric power generator and combustion apparatus, components thereof, methods for making the same, and applications thereof. The thermoelectric power generator can include a burner including a matrix stabilized combustion chamber comprising a catalytically enhanced, porous flame containment portion. The combustion apparatus can include components connected in a loop configuration including a vaporization chamber; a mixing chamber connected to the vaporization chamber; a combustion chamber connected to the vaporization chamber; and a heat exchanger connected to the combustion chamber. The combustion chamber can include a porous combustion material which can include a unique catalytic material. 1. A thermoelectric generator comprising:a burner comprising a matrix stabilized combustion chamber comprising a catalytically enhanced, porous flame containment portion.2. The thermoelectric generator of claim 1 , wherein the matrix stabilized combustion chamber is a shape selected from the group consisting of elliptically-shaped and cylindrically-shaped.3. The thermoelectric generator of claim 2 , wherein the catalytically enhanced claim 2 , porous flame containment portion includes a reticulated foam portion comprising a refractory ceramic.4. The thermoelectric generator of claim 3 , wherein the refractory ceramic is selected from the group consisting of silicon carbide (SiC) reticulated foam and alumina (AlO) reticulated foam.5. The thermoelectric generator of claim 4 , wherein the refractory ceramic has a surface coated with a catalytically active material selected from at least one of LaxM(1-x)CoO3 claim 4 , LaxM(1-x)MnO3 or gadolinia doped ceria (20 mol % Gd2O3-CeO2) claim 4 , wherein M comprises a transition metal or a rare-earth metal.6. The thermoelectric generator of claim 5 , wherein LaMCoOcomprises lanthanum cobaltite (LaSrCoO).7. The thermoelectric generator of claim 5 , wherein LaMMnOcomprises lanthanum manganite (LaSrMnO).8. The ...

LIGHTWEIGHT THERMIONIC MICROENGINES FOR AERIAL VEHICLES

This disclosure generally relates to lightweight thermionic microengines for aerial vehicles. The aerial vehicles include a propulsion system. The propulsion system includes a combustor. The propulsion system further includes a thermionic generator that receives heat from the combustor and generates electricity. The propulsion system further includes one or more propulsion motors that receive the electricity generated by the thermionic generator. The propulsion motors may provide power to one or more propellers to generate lift and thrust for a UAV. 1. A propulsion system , comprising:a combustor;a thermophotovoltaic generator that generates electricity from radiation received from an emitter;a thermionic generator that receives heat generated by the combustor and generates electricity, the thermionic generator including a plurality of thermionic cells having a plurality of thermoelectric legs which are implemented as only P-type thermoelectric legs where the plurality of thermionic cells are connected in an electrically series thermally parallel array of thermionic cells;a thermoelectric generator that receives heat generated by the combustor and generates electricity;one or more propulsion motors electrically connected to the thermophotovoltaic generator, the thermionic generator, and the thermoelectric generator;a vacuum electronics cell to which a magnetic field is applied; anda metallic mesh disposed within the magnetic field which neutralizes a space charge within the vacuum electronics cell, wherein the metallic mesh is biased by one or more of the plurality of P-type thermoelectric legs.2. The system of claim 1 , wherein a magnet is disposed within the vacuum electronics cell claim 1 , providing the magnetic field.3. The system of claim 1 , wherein the metallic mesh is coated with graphene.4. The system of claim 1 , wherein the array of thermionic cells is vacuum sealed.5. The system of claim 1 , wherein the metallic mesh is coated with cesium.6. The system ...

Domestic gas-fired water heater condensing flue system

A domestic gas-fired water heater condensing flue system wherein in one embodiment a blower is secured at the outlet end of the flue pipe to direct the hot flue gases through an external heat exchange flue conduit. The external heat exchange flue conduit has a sealed water channel surrounding a narrow flue gas internal passage. Water from the bottom end of the tank is circulated in the external heat exchange flue conduit and release in the top part of the tank. In a further embodiment, an inverted U-shaped flue pipe is supported vertically in the water tank and the domestic water supply for the tank is disposed in a downward section of the flue pipe to pre-heat the water supply to the tank and cool the flue gases before being released to atmosphere. The water in the tank is heated by the upward and downward sections of the U-shaped flue pie

METHOD AND SYSTEM FOR CONTROLLING AN INTERMITTENT PILOT WATER HEATER SYSTEM

A water heater may include a water tank, a burner, a pilot for igniting the burner, an ignitor for igniting the pilot, a thermoelectric device in thermal communication with a flame of the pilot, a controller for controlling an ignition sequence of the pilot using the ignitor, and a rechargeable power storage device for supplying power to the ignitor and the controller. The rechargeable power storage device may be rechargeable using the energy produced by the thermoelectric device. The controller is configured to selectively ran only the pilot for at least pan of a heating cycle to increase the recharge lime of the rechargeable power storage device while still healing the water in the water heater. 1. A method for controlling a water heater , the water heater including a water tank , a burner , a pilot for igniting the burner , an ignitor for igniting the pilot , a thermoelectric device in thermal communication with a flame of the pilot , a controller , and a rechargeable power storage device for supplying power to the ignitor and the controller , the rechargeable power storage device is rechargeable using energy produced by the thermoelectric device , the method comprising: running the pilot and the burner to heat the water in the water tank when the temperature of the water in the water tank falls to a lower temperature setpoint threshold;', 'not running the pilot or the burner when the temperature of the water in the water tank rises to an upper temperature setpoint threshold;, 'when the rechargeable power storage device is detected to have a charge that has not fallen below a charge threshold 'when the temperature of the water in the water tank is at or above the lower temperature setpoint threshold and below the upper temperature setpoint threshold, running the pilot but not the burner to heat the water in the water tank for a first heating segment toward the upper temperature setpoint threshold, and running the pilot and the burner to heat the water in the ...

Combustor device for a gas turbine engine and gas turbine engine incorporating said combustor device

A combustor device for a gas turbines engines includes first and a second tubular members telescopically fitted in axially sliding manner to one another with interposition of annular centering and sealing which include at least a centering annular shoulder and a sealing ring arranged coaxial to one another. The sealing ring is axially spaced apart from the centering annular shoulder so that an axial distance between the centering annular shoulder and the sealing ring is greater than a maximum axial movement allowed between the first and said second tubular members.

Ceramic combustor can for a gas turbine engine

A combustor assembly having a support assembly between a metal support assembly and a ceramic combustor can section that accommodates a thermal expansion difference therebetween. An air fuel mixer and an igniter are mounted to the support assembly secured to the ceramic combustion can which receives the ignition products of the ignited fuel and air mixture.

Control device for gas taps

A control device for gas appliances comprises at least one control module ( 20 ) having a supporting structure that can be associated to a gas tap ( 10 ) and defines a housing, contained within which is at least one first part of a circuit arrangement. The control module ( 20 ) comprises a command element operable by a user for activating at least one timing function and/or a function of ignition of a gas burner. The first part of the circuit arrangement comprises control elements, electrical-interconnection elements, and detection elements ( 45 ) configured for detecting actuation of the command element and supplying corresponding signals to the control elements. The circuit arrangement comprises further control and/or command elements (PSD, IS, F, LE, BC, ISC) and/or an auxiliary module (PSD).

COMBUSTOR LINER ATTACHMENT ASSEMBLY FOR GAS TURBINE ENGINE

A combustor liner panel attachment assembly. The assembly includes a first liner extending from a first end to a second end, and circumferentially to partially define a combustion zone. The assembly also includes a second liner disposed circumferentially adjacent to the first liner. The assembly further includes a radial support having a shoulder in contact with a radially inner surface of each of the first liner and the second liner to radially retain the first liner and the second liner, the radial support allowing the first liner and the second liner to thermally grow axially. 1. A combustor liner panel attachment assembly comprising:a first liner extending from a first end to a second end, and circumferentially to partially define a combustion zone;a second liner disposed circumferentially adjacent to the first liner; anda radial support having a shoulder in contact with a radially inner surface of each of the first liner and the second liner to radially retain the first liner and the second liner, the radial support allowing the first liner and the second liner to thermally grow axially.2. The combustor liner panel attachment assembly of claim 1 , wherein the radial support is a T-head bolt.3. The combustor liner panel attachment assembly of claim 1 , wherein the shoulder of the radial support is disposed in a recess defined by the first liner and the second liner.4. The combustor liner panel attachment assembly of claim 1 , further comprising:a spring element located adjacent to a portion of the first liner and operatively coupled to a stationary structure, the spring element having a recessed segment; anda protrusion feature extending radially outwardly from the first liner, the protrusion feature disposed within the recessed segment of the spring element to axially retain the first liner.5. The combustor liner panel attachment assembly of claim 4 , wherein the spring element is operatively coupled to a bulkhead structure.6. The combustor liner panel ...

CRACKING FURNACE

The invention relates to a cracking furnace containing a tubular vertical chamber which comprises an inlet for introducing a gas to be treated and an outlet for removing said gas from the chamber, means for heating said gas which include a heating tube extending vertically inside the chamber and coaxial with the chamber, the heating tube being shaped in such a way as to have a closed lower end and being arranged in such a way that the lower end thereof is arranged in the chamber and such that the upper end thereof is connected to a burner of the heating means arranged outside the chamber. The invention also relates to an assembly comprising such a cracking furnace and a device for thermal treatment of biomass and/or waste, an outlet of which is connected to the inlet of said cracking furnace. 1. A cracking furnace comprising both a vertical tubular enclosure that includes an inlet for introducing a gas for treatment and an outlet for discharging said gas from the enclosure , and also means for heating said gas that comprise a heater tube extending vertically inside the enclosure and coaxially with the enclosure , the heater tube being shaped so as to have its bottom end closed and being arranged so that its bottom end is arranged inside the enclosure and so that its top end is connected to a burner of the heater means , which burner is arranged outside the enclosure.2. The cracking furnace according to claim 1 , wherein the enclosure is shaped so as to be of circular section.3. The cracking furnace according to claim 1 , wherein the heater tube is shaped so as to be of circular section.4. The cracking furnace according to claim 1 , wherein the inlet is arranged to cause the gas for treatment to penetrate into the enclosure along the inside wall of the enclosure.5. The cracking furnace according to any claim 1 , wherein the heater tube is based on ceramics.6. The cracking furnace according to any one claim 1 , wherein at least one of the inside walls of the enclosure ...

Atomic layer deposition coatings for high temperature heaters

Embodiments of the disclosure relate to articles, coated chamber components and methods of coating chamber components with a low volatile coating. The low volatile coating can include a rare earth metal-containing layer that coats all surfaces of a component (e.g., a high temperature heater).

ELECTRICITY GENERATION DEVICE WITH A THERMOELECTRIC GENERATOR AND CONTAINER OF COMPRESSED FLUID

An electricity generation device comprising a thermoelectric generator and a container of compressed fluid, in which said thermoelectric generator comprises a hot surface and a cold surface, in which said container comprises an exterior surface and an aperture, in which said device comprises a release valve for opening said aperture to release said compressed fluid, in which expansion of said compressed fluid cools said exterior surface, and in which a heat sink extends from said cold surface to at least part of said exterior surface. 1. An electricity generation device comprising a thermoelectric generator and a container of compressed fluid , in which said thermoelectric generator comprises a hot surface and a cold surface , in which said container comprises an exterior surface and an aperture , in which said device comprises a release valve for opening said aperture to release said compressed fluid , in which expansion of said compressed fluid cools said exterior surface , and in which a heat sink extends from said cold surface to at least part of said exterior surface.2. An electricity generation device as claimed in in which said device further comprises a burner claim 1 , in which said release valve is fluidly connected to said burner claim 1 , in which said compressed fluid is combustible and when expanded comprises a fuel for said burner claim 1 , in which combustion of said expanded fluid heats said burner claim 1 , and in which a thermal conductor extends from said burner to said hot surface.3. An electricity generation device as claimed in in which an air gap is provided between a section of said heat sink and at least part of said exterior surface claim 2 , in which said device further comprises a fan disposed in said air gap claim 2 , in which said fan is operable in a first direction to radiate heat from said heat sink to said container claim 2 , and in a second direction to radiate heat from said container to said heat sink claim 2 , in which said ...

INTEGRAL CERAMIC MATRIX COMPOSITE FASTENER WITH NON-POLYMER RIGIDIZATION

A method of forming an integral fastener for a ceramic matrix composite component comprises the steps of forming a fiber preform with an opening, forming a fiber fastener, inserting the fiber fastener into the opening, and infiltrating a matrix material into the fiber preform and fiber fastener to form a ceramic matrix composite component with an integral fastener. A gas turbine engine is also disclosed. 1. A gas turbine engine component comprising: a fiber preform with an opening that has a wide portion at one surface of the fiber preform and a narrow portion at an opposite surface of the fiber preform,', 'a fiber fastener having a fastener body extending from a first end to a second end, the fastener body defined by a first dimension and having an enlarged head at the first end of the fastener body that is defined by a second dimension that is greater than the first dimension,', 'wherein the fiber fastener is inserted into the opening to form a dry fiber preform and fiber fastener assembly, the fastener body extending through the dry fiber preform such that the enlarged head portion is received within the wide portion of the opening, and', 'wherein a matrix material is infiltrated into the dry fiber preform and fiber fastener assembly to provide the single-piece structure; and, 'a gas turbine engine component body formed of a ceramic matrix composite material having at least one fastener integrally formed with the gas turbine engine component body as a single-piece structure, wherein the single-piece structure initially comprises'}an engine support structure, wherein the at least one fastener of the single-piece structure connects the gas turbine engine component body to the engine support structure.2. The gas turbine engine component according to wherein the fiber preform comprises a rigidized preform structure having the opening to receive the fiber fastener claim 1 , and wherein the fiber fastener comprises a woven fastener formed from a fiber based material ...

MANAGEMENT OF HEAT CONDUCTION USING PHONONIC REGIONS HAVING DOPED NANOSTRUCTURES

A gas turbine engine component formed of material having phononic regions. The phononic regions are formed of doped nanostructures. The phononic regions modify the behavior of the phonons and control heat conduction. 120-. (canceled)21. A gas turbine engine component comprising:a first region of a first material and a phononic region, wherein the phononic region comprises doped nanostructures;wherein phononic transmittal of phonons through the first material forms a first phononic wave; andwherein, upon transmittal of the first phononic wave to the phononic region, the phononic region is configured to modify a behavior of the phonons of the first phononic wave.22. The gas turbine engine component of claim 21 , wherein the first phononic wave has a first property claim 21 , wherein the phononic region modifies the behavior of the phonons of the first phononic wave to form a second phononic wave having a second property different than the first property of the first phononic wave.23. The gas turbine engine component of claim 22 , wherein the first property and the second property are frequency.24. The gas turbine engine component of claim 22 , wherein the first property and the second property are modes of propagation.25. The gas turbine engine component of claim 21 , wherein the phononic region modifies the behavior of the phonons of the first phononic wave so that the phonons of the first phononic wave change direction of propagation.26. The gas turbine engine component of claim 21 , wherein the phononic region modifies the behavior of the phonons of the first phononic wave so that the phonons of the first phononic wave scatter.27. The gas turbine engine component of claim 21 , wherein the phononic region modifies the behavior of the phonons of the first phononic wave so that the phonons of the first phononic wave are reflected.28. The gas turbine engine component of claim 21 , the phononic region modifies the behavior of the phonons of the first phononic wave so ...

Management of Heat Conduction using Phononic Regions Having Anisotropic Nanostructures

A gas turbine engine component formed of material having phononic regions. The phononic regions are formed of anisotropic nanostructures that are oriented in different directions than the bulk of the material forming the gas turbine engine component. The phononic regions modify the behavior of the phonons and manage heat conduction. 118-. (canceled)19. A gas turbine engine component comprising:a first region of a first material having a plurality of structures oriented in a first direction; anda phononic region of a same material as the first material, the phononic region comprising anisotropic nanostrcutures within the first material, the anisotropic nanostructures oriented in at least a second direction different from the first direction;wherein phononic transmittal of phonons through the first material forms a first phononic wave having the phonons; andwherein, upon transmittal of the first phononic wave to the phononic region, the phononic region is configured to modify a behavior of the phonons of the first phononic wave.20. The gas turbine engine component of claim 19 , wherein the first phononic wave has a first property claim 19 , wherein the phononic region is configured to the behavior of the phonons of the first phononic wave to form a second phononic wave having a second property different than the first property of the first phononic wave.21. The gas turbine engine component of claim 20 , wherein the first property and the second property are frequency.22. The gas turbine engine component of claim 20 , wherein the first property and the second property are modes of propagation.23. The gas turbine engine component of claim 19 , wherein the phononic region modifies the behavior of the phonons of the first phononic wave so that the phonons of the first phononic wave change direction of propagation.24. The gas turbine engine component of claim 19 , wherein the phononic region modifies the behavior of the phonons of the first phononic wave so that the ...

COOLED WALL ASSEMBLY FOR A COMBUSTOR AND METHOD OF DESIGN

A wall assembly that may be for a combustor of a gas turbine engine includes a liner having a hot face that defines a combustion chamber, an opposite cold face, and a plurality of effusion holes. A shell of the assembly is spaced outward from the cold face and includes a plurality of impingement holes each having a centerline orientated substantially normal to the cold face. A plurality of cooling member arrays of the liner each include a first plurality of members that may be pins projecting outward from the cold face to conduct heat out of the liner. Each array is spaced between adjacent effusion holes and is symmetrically orientated about the respective centerline.

Management of heat conduction using phononic regions having non-metallic nanostructures

A gas turbine engine component formed of material having phononic regions. The phononic regions are formed of non-metallic nanostructures. The phononic regions modify the behavior of the phonons and control heat conduction.

Liquid Biomass Heating System

The present disclosure generally relates to the introduction of a liquid biomass in heating systems such as commercial boilers in order to reduce dependence on petroleum-based heating fuel oils as a source of combustion fuel. More specifically, the present disclosure is directed to systems, methods, and apparatuses utilizing a liquid thermally produced from biomass into commercial and industrial boiler or thermal systems such as boilers, furnaces, and kilns, and methods for generating renewable identification numbers (RINs), alternative energy credits (AECs) and renewable energy credits (RECs). 1. A heating system , comprising: a burner system , comprising: (a) a petroleum heating oil mode for combusting a petroleum heating oil; and', '(b) a renewable fuel oil mode for combusting a renewable fuel oil;, 'i) a burner configured to operate in at least two modes, the at least two modes comprisingii) a petroleum heating oil feed train configured to provide a stream of the petroleum heating oil to the burner; andiii) a renewable fuel oil feed train configured to provide a stream of the renewable fuel oil to the burner, the renewable fuel oil feed train configured to preheat the stream of the renewable fuel oil from a temperature of between 10° C. and 40° C. to a temperature of between 50° C. and 70° C. for a period of no more than 20 seconds prior to providing the stream of the renewable fuel oil to the burner.2. The heating system of claim 1 , wherein the renewable fuel oil mode comprises: burning the stream of the renewable fuel oil at a temperature of between 1300° C. and 1800° C. with an atomized fuel-to-air ratio of between 0.4:1 and 4:1.3. The heating system of claim 1 , wherein the burner is disposed in a boiler.4. The heating system of claim 3 , wherein the boiler is an industrial boiler.5. The heating system of claim 3 , wherein the heating system comprises a boiler control system claim 3 , the boiler control system configured to maintain a constant boiler steam ...

MANAGEMENT OF HEAT CONDUCTION USING PHONONIC REGIONS HAVING METALLIC GLASS NANOSTRUCTURES

A gas turbine engine component formed of material having phononic regions. The phononic regions are formed of metallic glass nanostructures. The phononic regions modify the behavior of the phonons and control heat conduction. 120-. (canceled)21. A gas turbine engine component comprising:a first region of a first material; anda phononic region comprising metallic glass nanostructures within the first material;wherein phononic transmittal of phonons through the first material forms a first phononic wave comprising the phonons; andwherein, upon transmittal of the first phononic wave to the phononic region, the phononic region is configured to modify a behavior of the phonons of the first phononic wave.22. The gas turbine engine component of claim 21 , wherein the first phononic wave has a first property claim 21 , wherein the phononic region modifies the behavior of the phonons of the first phononic wave to form a second phononic wave having a second property different than the first property of the first phononic wave.23. The gas turbine engine component of claim 22 , wherein the first property and the second property are frequency.24. The gas turbine engine component of claim 22 , wherein the first property and the second property are modes of propagation.25. The gas turbine engine component of claim 21 , wherein the phononic region modifies the behavior of the phonons of the first phononic wave so that the phonons of the first phononic wave change direction of propagation.26. The gas turbine engine component of claim 21 , wherein the phononic region modifies the behavior of the phonons of the first phononic wave so that the phonons of the first phononic wave scatter.27. The gas turbine engine component of claim 21 , wherein the phononic region modifies the behavior of the phonons of the first phononic wave so that the phonons of the first phononic wave are reflected.28. The gas turbine engine component of claim 21 , the phononic region modifies the behavior of the ...

SYSTEMS AND METHODS FOR OPTIMAL SOURCE MATERIAL DEPOSITION ALONG HOLE EDGES

A method for depositing a coating of a source material onto a panel is disclosed. The method includes providing a cathodic arc, the cathodic arc including a target surface, the target surface disposed along a target deposition axis and able to emit the source material as a generally cloud of source material vapor and a generally conical stream of liquid particles of the source material. The method further includes positioning the panel relative to the target surface based on a deposition angle, the deposition angle being between the target surface and an outer limit of the generally conical stream of liquid particles o the source material. The method may further include emitting the source material from the target surface as the generally conical cloud of source material vapor and coating the edge with the cloud of source material vapor to provide an edge coating. 1. A system for depositing a coating of a source material onto at least one panel , the at least one panel defining an edge and a front panel surface , the system comprising:a cathodic arc including a target surface, the target surface disposed along a target deposition axis, and able to emit the source material as both a cloud of source material vapor and a generally conical stream of liquid particles of the source material, the cloud of source material vapor used to coat the edge with the source material to provide an edge coating; anda coating deposition structure, the coating deposition structure positioning one or both of the cathodic arc and the panel, such that the panel is positioned relative to the target surface based on a deposition plane, the deposition plane being defined by the target deposition axis, wherein the entire panel is positioned above or below the deposition plane and within the generally conical stream of liquid particles.2. The system of claim 1 , wherein the coating deposition structure positions the panel substantially perpendicular to the target deposition axis.3. The system ...

METALLIC COATING PROCESS FOR COMBUSTOR PANELS USING A BARREL CONFIGURATION

A method of coating a component includes attaching the component to a support that is configured to hold a plurality of components and placing a base of the support in a holder that is attached to rotatable member of a fixture, wherein an axis of the holder is parallel to an axis of rotation of the rotatable member. The method also includes transporting the fixture into a coating chamber wherein a direction of an exit stream of a coater in oriented perpendicularly to the axis of rotation, exposing the fixture and the component to a reverse transfer arc cleaning/pre-heating procedure, and exposing the fixture and the component to a coating procedure during which a coating is directed at the component in a direction perpendicular to the axis of rotation while the rotatable member is rotating. The method further includes transporting the fixture and removing the component from the support fixture. 1. A method of coating a component comprising:attaching the component to a support that is configured to hold a plurality of components attached lengthwise along the support;placing a base of the support in a holder that is attached to a rotatable member of a fixture, wherein an axis of the holder is parallel to an axis of rotation of the rotatable member;transporting the fixture with the component into a coating chamber wherein a direction of an exit stream of a coater is oriented perpendicularly to the axis of rotation of the rotatable member;exposing the fixture and the component to a reverse transfer arc cleaning procedure while the rotatable member is rotating at a first rotational angular velocity for a first time period during which the component is heated to a first temperature;exposing the fixture and the component to a coating procedure during which a coating is directed at the component in a direction perpendicular to the axis of the rotatable member while the rotatable member is rotating at a second angular velocity and is maintained at a second temperature for a ...

Semiconductor film and phototube light detector

A light detection system is provided for association with a light source. The light detection system includes a light detector and circuitry. The light detector includes semiconductor film and phototube devices and is disposed with at least one line-of-sight (LOS) to the light source. The circuitry is coupled to the light detector and the light detector and the circuitry are configured to cooperatively identify a presence and a characteristic of a light emission event at the light source.

Oven wall compositions and/or structures

Techniques regarding the composition and/or structure of oven walls are provided. For example, one or more embodiments described herein can comprise an oven with a heat source configured to heat a hollow space within the oven. The oven further can comprise an oven body that can define the hollow space. Also, the oven body can comprising a plurality of connected sides, wherein one or more of the connected sides comprise a plurality of carbon nanotubes.

Extended or Multiple Reaction Zones in Scrubbing Apparatus

Some industrial or fabrication processes generate effluent gas streams that require scrubbing. Scrubbing may include the use of one or more gases to abate the effluents for safer release into the environment. Systems and methods described herein provide a liquid-enclosed reaction chamber where an extended reaction zone or more than one reaction zone is formed. By having an extended reaction zone or more than one reaction zone, the effluent gas stream and the products of upstream reaction zones can be more completely abated. The reaction zones are formed by adding one or more gas ports into the reaction chamber downstream of a main burner nozzle.

Panel burn through tolerant shell design

A dual wall liner for a gas turbine engine may comprise a shell having a first side and a second side, a panel contacting the shell, the panel at least partially defining a hot gas path through which a hot gas flows, wherein the first side of the shell faces the panel, wherein the shell includes a thermal barrier coating (TBC) disposed on the first side of the shell. The TBC may thermally protect the shell from heat from a hot gas path.

Backside coating cooling passage

A component is provided for a gas turbine engine includes a substrate with an aperture. The component also includes a backside coating on a backside of the substrate and at least partially onto an inner boundary of the aperture, where the backside coating forms a passage with the aperture. A method of forming a shaped aperture in a component of a gas turbine engine is provided. The method includes applying a backside coating on a backside of a substrate and at least partially onto an inner boundary of an aperture. The backside coating forms a passage with the aperture including a convergent section, a divergent section and a throat therebetween.

Smart Fuel Burning System and Method of Operating Same

A system configured to generate heat when supplied with a first fuel or a second fuel can include a fuel supply line operatively connected to a fuel source. A valve assembly can be operatively connected to the fuel supply line. A main burner can be operatively connected to the valve assembly. A thermoelectric generating system can be configured to transform heat to electricity. A first pilot burner can include at least one of a first thermocouple and a first Fe-ion sensor. A second pilot burner can include at least one of a second thermocouple and a second Fe-ion sensor. A printed circuit board (PCB) can be operatively connected to the valve assembly and the first and second pilot burners. The PCB can be configured to control operation of the valve assembly based on information received from at least one of the first and second pilot burners. 1. A system configured to generate heat when supplied with either a first fuel or a second fuel , the system comprising:a fuel supply line operatively connected to a fuel source, the fuel supply line being configured to convey either the first fuel or the second fuel;a valve assembly operatively connected to the fuel supply line, the valve assembly being configured to control a flow of fuel therethrough;a main burner operatively connected to the valve assembly, the main burner being configured to generate heat;a thermoelectric generating system operatively connected to the valve assembly, the thermoelectric generating system being configured to transform heat to electricity and including a first pilot burner and a second pilot burner, the first pilot burner including at least one of a first thermocouple and a first Fe-ion sensor, the second pilot burner including at least one of a second thermocouple and a second Fe-ion sensor; anda printed circuit board (PCB) operatively connected to the valve assembly and the first and second pilot burners, the PCB being configured to control operation of the valve assembly based on ...

Systems and Methods for Optimal Source Material Deposition Along Hole Edges

A method for depositing a coating of a source material onto a panel is disclosed. The method includes providing a cathodic arc, the cathodic arc including a target surface, the target surface disposed along a target deposition axis and able to emit the source material as a generally cloud of source material vapor and a generally conical stream of liquid particles of the source material. The method further includes positioning the panel relative to the target surface based on a deposition angle, the deposition angle being between the target surface and an outer limit of the generally conical stream of liquid particles o the source material. The method may further include emitting the source material from the target surface as the generally conical cloud of source material vapor and coating the edge with the cloud of source material vapor to provide an edge coating.

Heating apparatus using liquefied gas

A heating apparatus using liquefied gas includes: a combustion unit where the liquefied gas is combusted in a vaporized state; a vaporization unit providing a vaporization space in which the liquefied gas supplied from a fuel receiving unit receiving the liquefied gas is vaporized and thermally separated from the combustion unit; and a thermoelectric element unit including a high-temperature input unit maintaining a high-temperature state by the combustion unit and a low-temperature input unit maintaining a relatively lower temperature than the high-temperature input unit by the liquefied gas vaporized in the vaporization unit and generating power by using a temperature difference between the high-temperature input unit and the low-temperature input unit, and the vaporization unit maintains a low-temperature state by using vaporization of the liquefied gas and is thermally separated from the combustion unit so as to prevent a temperature from rising by the combustion unit to increase power generation efficiency of the thermoelectric element unit.

PANEL BURN THROUGH TOLERANT SHELL DESIGN

A dual wall liner for a gas turbine engine may comprise a shell having a first side and a second side, a panel contacting the shell, the panel at least partially defining a hot gas path through which a hot gas flows, wherein the first side of the shell faces the panel, wherein the shell includes a thermal barrier coating (TBC) disposed on the first side of the shell. The TBC may thermally protect the shell from heat from a hot gas path. 1. A gas turbine engine combustor , comprising:a shell having a first side and a second side;a panel contacting the shell, the panel at least partially defining a hot gas path through which a hot gas flows, wherein the first side of the shell faces the panel;wherein the shell includes a thermal barrier coating (TBC) disposed on the first side of the shell.2. The gas turbine engine combustor of claim 1 , wherein the panel is coupled to the shell.3. The gas turbine engine combustor of claim 2 , further comprising a metallic layer in contact with the TBC.4. The gas turbine engine combustor of claim 3 , wherein:the shell is comprised of a shell material;the metallic layer is at least twice as resistant to oxidation as the shell material;the TBC comprises a lower thermal conductivity than that of the shell material; andthe TBC is disposed over the metallic layer.5. The gas turbine engine combustor of claim 2 , further comprising a heat transfer augmentation feature disposed on the second side of the shell claim 2 , wherein the heat transfer augmentation feature is configured to at least one of increase a surface area of the second side or disturb a flow of cooling air flowing across the second side.6. The gas turbine engine combustor of claim 2 , further comprising a panel stud coupling the panel to the shell claim 2 , wherein the TBC surrounds the panel stud.7. The gas turbine engine combustor of claim 2 , further comprising a plurality of holes extending through the shell and the TBC claim 2 , wherein the plurality of holes are ...

Backside features with intermitted pin fins

A heat shield panel for a combustor of a gas turbine engine including a panel body having a first surface and a second surface. The second surface being configured to be oriented toward a combustor liner of the combustor. The heat shield further includes a plurality of first pin fins projecting from the second surface of the panel body. Each of the plurality of first pin fins has a rounded top opposite the second surface. The heat shield further includes a plurality of second pin fins projecting from the second surface of the panel body. Each of the plurality of second pin fins has a flat top opposite the second surface. The plurality of second pin fins are intermittently spaced amongst the plurality of first pin fins. The plurality of second pin fins are organized in a uniform distribution across the second surface of the heat shield panel.

METHOD OF MANUFACTURING S-GLASS FIBERS IN A DIRECT MELT OPERATION AND PRODUCTS FORMED THEREFROM

A method of forming high strength glass fibers in a refractory-lined glass melter, products made there from and batch compositions suited for use in the method are disclosed. The glass composition for use in the method of the present invention is up to about 64-75 weight percent SiO, 16-24 weight percent AlO, 8-12 weight percent MgO and 0.25-3 weight percent RO, where RO equals the sum of LiO and NaO, has a fiberizing temperature less than about 2650° F., and a ΔT of at least 80° F. By using oxide-based refractory-lined furnaces the cost of production of glass fibers is substantially reduced in comparison with the cost of fibers produced using a platinum-lined melting furnace. High strength composite articles including the high strength glass fibers are also disclosed. 129-. (canceled)30. A high strength article comprising: [{'sub': '2', '64-75 weight percent SiO;'}, {'sub': 2', '3, '16-24 weight percent AlO;'}, '8-11 weight percent MgO;', {'sub': '2', '0.25-3 weight percent LiO; and'}, 'no more than 2.0 weight percent CaO; and, 'glass fibers formed from a glass batch composition comprisinga polymer matrix material, wherein said glass fibers have a strength of greater than about 700 KPsi.31. The high strength article of claim 30 , wherein the glass batch composition comprises:{'sub': 2', '3, '17-22 weight percent AlO;'}9-11 weight percent MgO; and{'sub': '2', '1.75-3 weight percent LiO.'}32. The high strength article of claim 30 , wherein the glass batch composition comprises:{'sub': '2', '68-69 weight percent SiO;'}{'sub': 2', '3, '20-22 weight percent AlO;'}9-10 weight percent MgO;{'sub': '2', '1-3 weight percent LiO; and'}no more than 2.0 weight percent CaO.33. The high strength article of claim 30 , wherein the glass batch comprises:{'sub': 2', '3', '2', '3', '2', '2', '3', '2', '2', '3, 'less than 5 weight percent total of compounds selected from the group consisting of PO, ZnO, ZrO, SrO, BaO, SO, F, BO, TiOand FeO.'}34. The high strength article of claim 30 , ...

ELECTRICAL AND THERMAL INSULATION FOR A COMBUSTION SYSTEM

An electrically enhanced combustor includes bilayer insulation. A thermal insulator protects an electrical insulator from high temperatures that could cause the electrical insulator to become at least somewhat electrically conductive. 1. A combustor , comprising:a furnace wall defining a combustion chamber configured to enclose a combustion reaction;a power supply configured to output a high voltage; anda charger operatively coupled to the power supply and to the combustion chamber and configured to receive the high voltage from the power supply and to cause the combustion reaction to carry a charge;wherein the furnace wall includes a conductive wall adjacent to an outside volume, a thermal insulator adjacent to the combustion chamber, and an electrical insulator disposed between the thermal insulator and the conductive wall.2. The combustor of claim 1 , wherein the thermal insulator is configured to thermally insulate the electrical insulator from the combustion volume; andwherein the electrical insulator is configured to electrically insulate the conductive wall from the thermal insulator and the combustion volume.3. The combustor of claim 1 , wherein the conductive wall defines a water jacket.4. The combustor of claim 1 , wherein the outside volume is accessible to a human during normal operation of the combustor.5. The combustor of claim 1 , wherein the electrical insulator includes steatite.6. The combustor of claim 1 , wherein the electrical insulator is configured as a plurality of continuous planes respectively held by gravity adjacent to the conductive wall.7. The combustor of claim 1 , wherein the electrical insulator is configured as a plurality of tiles.8. The combustor of claim 7 , wherein the electrical insulator is configured as a plurality of tiles with air gaps therebetween.9. The combustor of claim 1 , wherein the electrical insulator includes a vacuum.10. The combustor of claim 1 , wherein the electrical insulator includes air.11. The combustor of ...

Burn pit flare tip structure

A robust, thermally and structurally sound burn pit flare tip structure is disclosed of refractory brick construction capable of resisting the high temperature of 1800° C. and associated fluctuations. The burn pit is capable of prolonged continuous operation and reduces the previously experienced downtime and frequent failures.

SYSTEM AND METHOD FOR HIGH EFFICIENCY POWER GENERATION USING A CARBON DIOXIDE CIRCULATING WORKING FLUID

The present invention provides methods and system for power generation using a high efficiency combustor in combination with a COcirculating fluid. The methods and systems advantageously can make use of a low pressure ratio power turbine and an economizer heat exchanger in specific embodiments. Additional low grade heat from an external source can be used to provide part of an amount of heat needed for heating the recycle COcirculating fluid. Fuel derived COcan be captured and delivered at pipeline pressure. Other impurities can be captured. 14-. (canceled)5. A method of power generation comprising:{'sub': '2', 'expanding a compressed recycle COstream at a pressure of at least about 12 MPa across a series of a first turbine and a last turbine over a pressure ratio of at least about 20 so as to output from the last turbine a last turbine discharge stream;'}heating a discharge stream from the first turbine prior to passage into the last turbine in a combustor by combusting a hydrocarbon or carbonaceous fuel in the presence of an oxidant and the first turbine discharge stream so as to form a combustor exhaust stream at a pressure of at least about 10 MPa and a temperature of at least about 800° C.;cooling the last turbine discharge stream in a recuperator heat exchanger;{'sub': 2', '2, 'isolating at least a portion of COfrom the cooled turbine discharge stream to form the recycle COstream;'}{'sub': '2', 'compressing the recycle COstream; and'}{'sub': '2', 'passing the recycle COstream to the series of turbines.'}6. The method of claim 5 , wherein last turbine discharge stream is at a pressure of less than about 0.15 MPa.7. The method of claim 5 , wherein the compressing comprises passing the recycle COstream through a multistage compressor that compresses the recycle COstream to a pressure of at least about 5.75 MPa and then through a pump that increases the pressure to at least about 12 MPa.8. The method of claim 7 , wherein multistage compressor comprises a first ...

REFRACTORY SYSTEM FOR LINING THE INTERIOR WALLS OF HIGH-TEMPERATURE FURNACES OR BOILERS AND METHOD OF PROTECTION

Refractory tile systems for covering an internal wall of a high temperature furnace or boiler are described. The systems may comprise a base tile having a front face and a back face, and a shielding tile having a front face and a back face. The back face of the base tile may comprise one or more attachment points for mounting the base tile to the internal wall using an anchoring system, wherein the shielding tile is equipped with a protrusion along a first side, extending from the back face of the shielding tile and adapted to stably arrange the shielding tile in a suspended position from the base tile when mounted to the internal wall, and an overhang along a second side opposite the first side and extending from the front side of the shielding tile, such that in a mounted position, the overhang partially covers an adjacent shielding tile. 1. A refractory tile system for covering an internal wall of a high temperature furnace or boiler , comprising:a base tile having a front face and a back face, anda shielding tile having a front face and a back face,wherein the back face of the base tile comprises one or more attachment points for mounting the base tile to the internal wall using an anchoring system, and whereinthe shielding tile is equipped with a protrusion along a first side, extending from the back face of the shielding tile and adapted to stably arrange the shielding tile in a suspended position from the base tile when mounted to the internal wall, and an overhang along a second side opposite the first side and extending from the front face of the shielding tile, such that in a mounted position, the overhang covers a portion of an adjacent shielding tile.2. The refractory tile system according to claim 1 , wherein the base tile and the shielding tile are substantially planar and substantially rectangular.3. The refractory tile system according to claim 1 , wherein the one or more attachment points are one or more recesses.4. The refractory tile system ...

COMBUSTOR PANEL MOUNTING SYSTEMS AND METHODS

Combustors of gas turbine engines having a combustor shell having a first end and a second end opposite the first end, a first securing element positioned at the first end of the combustor shell, a second securing element positioned at the second end of the combustor shell, a plurality of high temperature material panels fixedly secured by the first securing element at the first end and the second securing element at the second, wherein a panel gap is formed between edges of adjacent high temperature material panels of the plurality of high temperature material panels, and a seal divider extending from the first end to the second end and positioned on the combustor shell and arranged to seal the panel gap between adjacent first and second high temperature material panels. 1. A combustor of a gas turbine engine comprising:a combustor shell having a first end and a second end opposite the first end;a first securing element positioned at the first end of the combustor shell;a second securing element positioned at the second end of the combustor shell;a plurality of high temperature material panels fixedly secured by the first securing element at the first end and the second securing element at the second, wherein a panel gap is formed between edges of adjacent high temperature material panels of the plurality of high temperature material panels; anda seal divider extending from the first end to the second end and positioned on the combustor shell and arranged to seal the panel gap between adjacent first and second high temperature material panels.2. The combustor of claim 1 , further comprising a plurality of biasing elements located away from the edges of the high temperature material panels claim 1 , the biasing elements biasing the high temperature material panels to secure engagement with the first and second securing elements.3. The combustor of claim 2 , wherein the biasing elements are integrally formed from the combustor shell.4. The combustor of claim 2 , ...

BURNER HOLDER

A burner holder for a burner lance in a glass melting plant. To easily and quickly change the burner lance angle to influence the process conditions in the glass melting plant, the burner holder has a retaining unit for securing the burner lance and a sealing plate with a passage. The sealing plate is configured to secure to the glass melting plant and is provided with a recess for receiving a burner lance head. The recess forms at least one part of a passage through the sealing plate. The retaining unit is connected to the sealing plate via at least one first pivot bearing, such that the retaining unit can be pivoted or swiveled about a first axis of rotation. The pivot bearing is attached or embedded directly on the sealing plate or is connected to the sealing plate via a support arm arranged on the sealing plate. 110-. (canceled)11. A burner holder for a burner lance in a glass melting plant , comprisinga retaining unit for fastening the burner lance, the sealing plate being configured to fasten on the glass melting plant and being provided with a recess for receiving a head of the burner lance, the recess forming at least a part of a passage through the sealing plate,', 'the retaining unit being connected to the sealing plate via at least one first pivot bearing about which the retaining unit is rotatable or pivotable about a first axis of rotation, the first pivot bearing being attached or embedded directly on the sealing plate or being connected to the sealing plate via a support arm situated on the sealing plate., 'a sealing plate having a passage,'}12. The burner holder as recited in claim 11 , wherein the sealing plate or the support arm has a first bearing element and the retaining unit has a second bearing element claim 11 , the first bearing element and the second bearing element together forming the first pivot bearing.13. The burner holder as recited in claim 11 , wherein the burner holder in addition has a hinged support and an actuating drive for ...

Calcium-magnesium alumino-silicate (cmas) resistant thermal barrier coatings, systems, and methods of production thereof

The thermal barrier coating includes reactive gadolinia in its microstructures and the embedded gadolinia effectively reacts with CMAS contaminant reducing the damage from CMAS. Moreover, a method to produce a CMAS resistant thermal barrier coating can include a post-treatment to the thermal barrier coating with the reactive gadolinia suspension in sol-gel state.

Self-powered water heater

A gas-fired instantaneous water heater including a thermoelectric generator (TEG) and a heat pump that is powered by the TEG to improve efficiency compared to existing water heaters. Water to be heated is circulated through the heat pump, TEG heat exchanger, and primary heat exchanger to produce a stream of heated water. An adjustable firing rate permeable matrix radiant burner is included, in which natural gas and air are combusted to produce combustion products, including heat. The combustion products are condensed in a condensing system to produce cooled and dry exhaust gas.

SYSTEM FOR THERMOELECTRIC ENERGY GENERATION

Embodiments of the invention provide systems and methods for generating and delivering electricity and/or hot water for combined heat and power (CHP) using one or more fuels. In many embodiments, the system can be used to provide efficient electrical, heating and cooling utilities to a residential household or group of households. Embodiments of the system can be configured for specific heat flow, while minimizing losses and maximizing total system efficiency. Embodiments also provide for stackable energy generation modules allowing the system to be placed in or nearby a residence to provide power to the residence. Embodiments also provide a control system which can be configured to monitor household electrical usage and dynamically regulate the system to operate at maximum efficiency as well as sell power to an external grid. 1. An energy generation system , comprising:at least one energy generation module for converting thermal energy into electrical energy, the at least one energy generation module comprising an energy converter configured to convert thermal energy into electricity and a controllable heat source thermally coupled to the energy converter; andwherein the at least one energy generation module is structured to be stackable with other energy generation modules.2. The energy generation system of claim 1 , wherein the at least one energy generation module is configured to generate as much as 1 KW of electrical power.3. The energy generation system of claim 1 , wherein the at least one energy generation module is mounted in a rack.4. The energy generation system of claim 1 , wherein the at least one energy generation module further comprises a DC-to-AC converter electrically coupled to a thermoelectric generator to convert a direct current output from the thermoelectric generator to an alternating current.5. The energy generation system of claim 4 , where the DC-to-AC converter is further configured to step up a voltage of an output signal from the ...

METHOD FOR OBTAINING A CONFIGURATION FOR JOINING A CERAMIC MATERIAL TO A METALLIC STRUCTURE

A configuration for joining a ceramic layer has a thermal insulating material to a metallic layer. The configuration includes an interface layer made of metallic material located between the ceramic layer and the metallic layer, which includes a plurality of interlocking elements on one of its sides, facing the ceramic layer, the ceramic layer comprising a plurality of cavities aimed at connecting with the corresponding interlocking elements of the interface layer. The configuration also includes a brazing layer by means of which the interface layer is joint to the metallic layer. The invention also refers to a method for obtaining such a configuration. 1. A material for joining a ceramic layer comprising a thermal insulating material to a metallic layer , an interface layer made of metallic material located between the ceramic layer and the metallic layer , having a plurality of interlocking elements on one of its sides , facing the ceramic layer , the ceramic layer including a plurality of cavities aimed at connecting with the corresponding interlocking elements of the interface layer , and a brazing layer by means of which the interface layer is joint to the metallic layer.2. The material according to claim 1 , wherein the plurality of cavities in the ceramic layer are filled with metallic filler claim 1 , protruding from the ceramic layer claim 1 , such that metallic struts are formed.3. The material according to claim 2 , further comprising a defined gap between the ceramic layer together with the interface layer claim 2 , with respect to the metallic layer claim 2 , the cited gap being defined by selecting the length of the interlocking elements to define the metallic struts between the ceramic layer and the interface layer.4. The material according to claim 1 , wherein the interface layer comprises a plurality of near wall cooling channels claim 1 , the ceramic layer and the interface layer with the cooling channels being further brazed to the metallic layer. ...

SYSTEM AND METHOD FOR HIGH EFFICIENCY POWER GENERATION USING A CARBON DIOXIDE CIRCULATING WORKING FLUID

The present invention provides methods and system for power generation using a high efficiency combustor in combination with a COcirculating fluid. The methods and systems advantageously can make use of a low pressure ratio power turbine and an economizer heat exchanger in specific embodiments. Additional low grade heat from an external source can be used to provide part of an amount of heat needed for heating the recycle COcirculating fluid. Fuel derived COcan be captured and delivered at pipeline pressure. Other impurities can be captured. 1107-. (canceled)108. A method comprising:compressing a stream comprising carbon dioxide to a pressure of at least about 8 MPa to form a stream of compressed carbon dioxide;delivering at least a portion of the compressed carbon dioxide to a combustor;delivering an oxidant to the combustor;delivering a fuel to the combustor;combusting the fuel in the combustor with the oxidant in the presence of the compressed carbon dioxide to form a combustion exhaust stream at a pressure of at least about 8 MPa; andexpanding the combustion exhaust stream across a turbine to generate power and form an expanded combustion exhaust stream;wherein the compressed carbon dioxide, the oxidant, and the fuel are delivered to the combustor in ratios such that the combustion exhaust stream comprises an excess of oxygen.109. The method of claim 108 , wherein the oxidant and the fuel are delivered to the combustor in a ratio so that the amount of oxygen is in excess of the stoichiometric amount necessary to achieve complete combustion of the fuel.110. The method of claim 109 , wherein the amount of oxygen is in excess of the stoichiometric amount by at least about 0.25% molar.111. The method of claim 109 , wherein the amount of oxygen is in excess of the stoichiometric amount by at least about 1% molar.112. The method of claim 109 , wherein the amount of oxygen is in excess of the stoichiometric amount by at least about 5% molar.113. The method of claim 108 ...

Solid oxide fuel cell system

A solid oxide fuel cell system includes: an igniting portion configured to ignite a raw material when starting up the solid oxide fuel cell system; a raw material supply portion configured to supply the raw material; a reforming air supply portion configured to supply reforming air; and an electric power generation air supply portion configured to supply electric power generation air. When starting up the solid oxide fuel cell system, the raw material supply portion supplies the raw material, and the electric power generation air supply portion supplies the electric power generation air. The igniting portion ignites the raw material. After the ignition, the reforming air supply portion supplies the reforming air. With this, the safety can be increased in consideration of characteristics in respective phases from the start-up of the solid oxide fuel cell system until the electric power generation.

SHIELD

A shield for a component comprises a cushion surrounding substantially an entire outer surface of the component and a hull surrounding substantially an entire outer surface of said cushion. The hull comprises at least one first shell, at least one edge of which is shaped as a first profile bent substantially in a shape of a U or a V toward an outside relative to the component, and at least one second shell, at least one edge of which, opposite said at least one edge of the at least one first shell, is molded according to a second profile bent substantially in a shape of a U or V toward an inside relative to the component. At least one edge of the first shell is able to be assembled to said at least one edge of the second shell by hooking of the first profile with the second profile. 1. A shield for a component , comprising:a cushion surrounding substantially an entire outer surface of the component; anda hull surrounding substantially an entire outer surface of said cushion, wherein said hull comprises at least one first shell, at least one edge of which is shaped as a first profile bent substantially in a shape of a U or a V toward an outside relative to the component, and at least one second shell, at least one edge of which, opposite said at least one edge of the at least one first shell, is shaped as a second profile bent substantially in a shape of a U or V toward an inside relative to the component, such that said at least one edge of the at least one first shell is able to be assembled to said at least one edge of the at least one second shell by hooking of the first profile with the second profile.2. The shield according to claim 1 , where at least one of the at least one first shell and the at least one second shell has an elasticity claim 1 , so as to allow the engagement of said first profile with said second profile and a performance of said hooking to produce an assembly of the at least one first shell and the at least one second shell.3. The shield ...

Coated susceptor for a high-temperature furnace and furnace comprising such a susceptor

A high-temperature furnace (10) with a wall (1) or chamber defining an inner zone (8), said wall (1) or chamber comprising a refractory material, characterized in that said refractory material comprises molybdenum or a molybdenum compound being protected against oxygen in said inner zone (8) by means of a protective Silicon-Boron (Si-B) coating. Preferably the molybdenum has a purity of at least 99% and acts as a susceptor during induction heating. The furnace can be used for the treatment of waste, biomass, the roasting of ores or minerals, or the conversion of organic materials into synthetic gas.

High-temperature furnace with an oxygen-free infeed section and use of such a furnace

High-temperature furnace (10) for processing carbon-containing material such as biomass or waste in an inner zone (8) at a high-temperature. The furnace (10) comprises an in-feed side (20) for continuously feeding said carbon-containing material into said inner zone (8) and an output side (30) where a Syngas is provided. The infeed side (20) comprises an infeed section (23) providing for an atmosphere being essentially oxygen-free. There is gas inlet (22.1) at the infeed section (23) which is connected to the output side (30) with a feedback pipe for feeding some of said Syngas into said infeed section (23). The syngas provides preheating of the material and reduces corrosion risk in the high temperature zone.

Lining for combustion chamber inside walls

The lining has plate-like screen elements (1) set against the inside wall leaving a gap (2) inbetween so that flow barriers (3) can be inserted in the gap between adjoining screen elements. <??>The flow barriers are formed by flexible temperature-resistant sealing elements made of a porous material.

Solid state transport-based thermoelectric converter

A solid state thermoelectric converter includes a thermally insulating separator layer, a semiconducting collector and an electron emitter. The electron emitter comprises a metal nanoparticle layer or plurality of metal nanocatalyst particles disposed on one side of said separator layer. A first electrically conductive lead is electrically coupled to the electron emitter. The collector layer is disposed on the other side of the separator layer, wherein the thickness of the separator layer is less than 1 μm. A second conductive lead is electrically coupled to the collector layer.

APPARATUS AND METHOD FOR GENERATING POWER WITH A THERMOELECTRIC GENERATOR, PASSIVE BURNER, AND PASSIVE HEAT SINK

An integrated combustor-thermoelectric generator and method for producing electrical power and/or for operating a pneumatic or electric device. The apparatus includes a burner tube, a tubular heat exchanger extending along and around the burner tube, a plurality of thermoelectric generators disposed along sides of the heat exchanger, and a heat sink on an opposite side of the thermoelectric generators from the burner and heat exchanger. The thermoelectric generators can be paired with an electric valve or a DC air compressor for operating a pneumatic device by directing heated gases from the combustor through the heat exchanger to thermoelectric couples and/or modules for powering the air compressor. The thermoelectric generator and DC compressor can be installed to a natural gas source at a well pad for operating a pneumatic device at the well pad. 1. An apparatus for producing electric power , comprising:a burner;a thermoelectric generator disposed along the burner; anda heat sink on an opposite side of the thermoelectric generator from the burner.2. The apparatus of claim 1 , wherein the burner comprises a tube claim 1 , wherein a pressure of a fuel inducts air to create an inflammable fuel/air mixture within the tube.3. The apparatus of claim 2 , wherein the mixture exits the tube through a plurality of burner holes claim 2 , where the mixture is combusted and naturally aspirated.4. The apparatus of claim 1 , wherein the burner is disposed within a heat exchanger.5. The apparatus of claim 4 , wherein the heat exchanger is configured to allow air to naturally flow from a bottom to feed the combustion process and includes exchanger holes on a top to vent hot gases claim 4 , and as the gases are burnt and vented claim 4 , the heat exchanger absorbs energy to increase temperature.6. The apparatus of claim 4 , wherein the thermoelectric generator is placed adjacent an external surface of the heat exchanger.7. The apparatus of claim 4 , wherein a plurality of ...

Integral ceramic matrix composite fastener with non-polymer rigidization

A method of forming an integral fastener for a ceramic matrix composite component comprises the steps of forming a fiber preform with an opening, forming a fiber fastener, inserting the fiber fastener into the opening, and infiltrating a matrix material into the fiber preform and fiber fastener to form a ceramic matrix composite component with an integral fastener. A gas turbine engine is also disclosed.

연소 배가스의 재연소 장치

본 발명은 버너와, 상기 버너로부터 발생되는 연소 가스에 의해 가열 또는 열교환이 이루어지는 가열부 사이에 마련되어, 상기 가열부를 가열 또는 열교환한 후 배출되는 연소 배가스를 재연소하는 연소 배가스의 재연소 장치에 관한 것으로서, 상기 가열부로부터 배출된 연소 배가스가 흡입 및 배출되며, 상호 이격 배치되는 흡기 덕트 및 배기 덕트; 상기 흡기 덕트와 상기 배기 덕트를 상호 연결하며, 상기 흡기 덕트로 흡입된 연소 배가스를 재연소하며 상기 배기 덕트로 안내하는 재연소 덕트; 상기 버너로부터 발생된 연소 가스가 통과하도록 상기 흡기 덕트와 상기 배기 덕트 사이에 마련되어, 상기 연소 가스의 열을 축열하여 상기 재연소 덕트에 제공하는 축열판; 및 상기 재연소 덕트의 내주에 마련되어, 상기 축열판으로부터 제공된 열에 의해 가열되어 상기 재연소 덕트를 통과하는 상기 연소 배가스를 산화시키며 재연소하는 촉매부를 포함하는 것을 특징으로 한다.

Теплоизолированный высокотемпературный реактор

Изобретение может быть использовано в химической промышленности. Высокотемпературный реактор имеет кожух 1, внутри которого находится слой внешней теплоизоляции 2 и внутренней теплоизоляции 3, образованной высокотемпературным теплоизоляционным материалом, свободно уложенным слоями. Внутренняя теплоизоляция 3 рассчитана на теплопроводность от 0,14 до 0,5 Вт/мК при температурах до 1600°С. Для компенсации теплового расширения предусмотрены зазор 5 вверху и зазор 7 между внутренним и внешним слоями теплоизоляции. 16 з.п. ф-лы, 2 ил. ÐÎÑÑÈÉÑÊÀß ÔÅÄÅÐÀÖÈß RU (19) (11) 2 346 737 (13) C2 (51) ÌÏÊ B01J 19/02 (2006.01) ÔÅÄÅÐÀËÜÍÀß ÑËÓÆÁÀ ÏÎ ÈÍÒÅËËÅÊÒÓÀËÜÍÎÉ ÑÎÁÑÒÂÅÍÍÎÑÒÈ, ÏÀÒÅÍÒÀÌ È ÒÎÂÀÐÍÛÌ ÇÍÀÊÀÌ (12) ÎÏÈÑÀÍÈÅ ÈÇÎÁÐÅÒÅÍÈß Ê ÏÀÒÅÍÒÓ (21), (22) Çà âêà: 2005138146/15, 22.04.2004 (30) Êîíâåíöèîííûé ïðèîðèòåò: 09.05.2003 DE 10320966.2 (73) Ïàòåíòîîáëàäàòåëü(è): ËÈÍÄÅ ÀÊÖÈÅÍÃÅÇÅËÜØÀÔÒ (DE) (43) Äàòà ïóáëèêàöèè çà âêè: 20.06.2007 R U (24) Äàòà íà÷àëà îòñ÷åòà ñðîêà äåéñòâè ïàòåíòà: 22.04.2004 (72) Àâòîð(û): ÌÓØÅËÜÊÍÀÓÒÖ Çåáàñòèàí (DE), ÐÀÍÊÅ Õàðàëüä (DE), ÒÀÓÒÖ Õàííî (DE) (45) Îïóáëèêîâàíî: 20.02.2009 Áþë. ¹ 5 2 3 4 6 7 3 7 2 3 4 6 7 3 7 R U (85) Äàòà ïåðåâîäà çà âêè PCT íà íàöèîíàëüíóþ ôàçó: 09.12.2005 C 2 C 2 (56) Ñïèñîê äîêóìåíòîâ, öèòèðîâàííûõ â îò÷åòå î ïîèñêå: US 2002182132 A1, 05.12.2002. US 5407455 A, 18.04.1995. US 4770930 A, 13.09.1988. US 2002129751 A1, 19.09.2002. US 1888039 A, 15.11.1932. RU 2091352 C1, 29.09.1997. SU 351247 A1, 13.09.1972. ÊÅÐÀÌÈÊÀ È ÎÃÍÅÓÏÎÐÛ. Ñáîðíèê ïåðåâîäîâ èç èíîñòðàííîé ïåðèîäè÷åñêîé ëèòåðàòóðû/ Ïîä ðåä. Áóäíèêîâà Ï.Ï. è ×åðåïàíîâà A.M. - Ì.: Èíîñòðàííà ëèòåðàòóðà, 1963, ñ.191-199. (86) Çà âêà PCT: EP 2004/004282 (22.04.2004) (87) Ïóáëèêàöè PCT: WO 2004/098770 (18.11.2004) Àäðåñ äë ïåðåïèñêè: 101000, Ìîñêâà, Ì.Çëàòîóñòèíñêèé ïåð., 10, êâ.15, "ÅÂÐÎÌÀÐÊÏÀÒ", ïàò.ïîâ. Ð.À.Êàêñèñó, ðåã.¹ 899 (54) ÒÅÏËÎÈÇÎËÈÐÎÂÀÍÍÛÉ ÂÛÑÎÊÎÒÅÌÏÅÐÀÒÓÐÍÛÉ ÐÅÀÊÒÎÐ (57) Ðåôåðàò: Èçîáðåòåíèå ìîæåò áûòü èñïîëüçîâàíî â õèìè÷åñêîé ïðîìûøëåííîñòè. Âûñîêîòåìïåðàòóðíûé ðåàêòîð ...

裂解炉

本发明涉及裂解炉(1)，所述裂解炉(1)包括垂直管状封闭体(2)，所述封闭体(2)包括用于引入待处理气体的入口(4)和用于从腔体去除所述气体的出口(5)；所述器件包括在腔室内垂直延伸并与腔室同轴的加热管(9)，所述加热管(9)形状设置为具有封闭的底端，并且对所述加热管(9)进行设置以使得其底端设置在腔室中并且其顶端连接到加热器件的燃烧器(13)，所述燃烧器(13)设置在腔体的外部。本发明还涉及包括该裂解炉以及用于对生物质和/或废料进行热处理且其出口连接到所述裂解炉的入口的装置的组件。

Cracking furnace

Method to generate burning by means of assembled burner and assembled burner

FIELD: power engineering. SUBSTANCE: method to generate burning by means of an assembled burner comprising a refractory unit, a fuel supply system and an oxidant supply system, besides, the refractory unit sets along the first plane at least one channel for fuel stretching from an inlet port for fuel to an outlet port for fuel, and substantially along the second plane, at least one channel for an oxidant stretching from an inlet port for an oxidant to an outlet port for an oxidant, besides, the specified first and second planes cross along the line, which is at the distance from the specified outlet ports, the specified system of oxidant supply comprises an inner facility for oxidant supply, comprising an inlet connected with the source of the first oxidant and an outer facility for oxidant supply, which at least partially surrounds the inner facility of oxidant supply and which comprises an inlet connected with the source of the second oxidant, the specified inner and outer facilities of oxidant supply stretch at least partially into one channel for oxidant, and the specified system of oxidant supply is made as capable of supplying to the outlet port of the specified at least one channel for oxidant, or only one of the specified first and second oxidant or their combination, besides, the method includes stages, at which: optionally, the first oxidant is supplied to the inner facility of channel oxidant supply for a refractory unit oxidant, besides, the specified first oxidant preferably contains at least 70 vol. % of oxygen, preferably at least 90 vol. % and more preferably at least 95 vol. %; optionally, the second oxidant is supplied to a concentric outer facility for supply of an oxidant of the same channel for the oxidant, besides, the specified second oxidant preferably contains less than 25% oxygen and is preferably air; the ratio is changed between the specified first and second oxidants supplied at least to one channel for the oxidant between supply of only ...

Support ring for elements of thermal protection shield of flame tube, and system of combustion chamber with similar support ring

FIELD: machine building. SUBSTANCE: combustion chamber system includes a flame tube and a mixing chamber. Flame tube has an outlet end with a support ring for elements of thermal protection shield. Mixing chamber has an edge with projecting teeth. Teeth form a receiving section for receiving of the support ring. There is at least one slot in outer side of the support ring. The slot has a wall passing in inclined direction relative to radial direction of the support ring. EFFECT: invention allows enlarging intervals between maintenance for transition between a fame tube and a mixing chamber. 9 cl, 7 dwg РОССИЙСКАЯ ФЕДЕРАЦИЯ (19) RU (11) 2 478 881 (13) C2 (51) МПК F23R 3/60 (2006.01) ФЕДЕРАЛЬНАЯ СЛУЖБА ПО ИНТЕЛЛЕКТУАЛЬНОЙ СОБСТВЕННОСТИ (12) ОПИСАНИЕ ИЗОБРЕТЕНИЯ К ПАТЕНТУ (21)(22) Заявка: 2010121163/06, 23.10.2008 (24) Дата начала отсчета срока действия патента: 23.10.2008 (73) Патентообладатель(и): СИМЕНС АКЦИЕНГЕЗЕЛЛЬШАФТ (DE) (43) Дата публикации заявки: 10.12.2011 Бюл. № 34 2 4 7 8 8 8 1 (45) Опубликовано: 10.04.2013 Бюл. № 10 (56) Список документов, цитированных в отчете о поиске: WO 92/01891 A1, 06.02.1992. US 5749218 A, 12.05.1998. DE 8618859 U1, 28.01.1988. GB 2298267 A, 28.08.1996. RU 2212591 C1, 10.06.2007. RU 2300706 C2, 10.06.2007. 2 4 7 8 8 8 1 R U (86) Заявка PCT: EP 2008/064333 (23.10.2008) C 2 C 2 (85) Дата начала рассмотрения заявки PCT на национальной фазе: 26.05.2010 (87) Публикация заявки РСТ: WO 2009/053417 (30.04.2009) Адрес для переписки: 129090, Москва, ул.Б.Спасская, 25, стр.3, ООО "Юридическая фирма Городисский и Партнеры", пат.пов. А.В.Мицу, рег.№ 364 (54) ОПОРНОЕ КОЛЬЦО ДЛЯ ЭЛЕМЕНТОВ ТЕПЛОЗАЩИТНОГО ЭКРАНА ЖАРОВОЙ ТРУБЫ И СИСТЕМА КАМЕРЫ СГОРАНИЯ С ПОДОБНОГО РОДА ОПОРНЫМ КОЛЬЦОМ (57) Реферат: Система камеры сгорания содержит жаровую трубу и смесительную камеру. Жаровая труба имеет выходной конец с опорным кольцом для элементов теплозащитного экрана. Смесительная камера имеет край с выступающими зубцами. Зубцы образуют приемный участок для ...

Ring combustion chamber

FIELD: combustion. SUBSTANCE: ring combustion chamber comprises two heads shifted one with respect to the other, starting head provided with nozzle systems, and launching head provided with nozzle systems. The launching head is shifted radially and axially with respect to the starting head. The starting head is provided with at least N identical nozzle systems. The total flow through the starting fuel nozzle ranges from 10% to 40% of the total flow of air entering the combustion chamber. The total flow through the launching nozzles ranges from 30% to 70% of the total flow of air entering the combustion chamber. EFFECT: expanded functional capabilities. 13 cl, 3 dwg ÐÎÑÑÈÉÑÊÀß ÔÅÄÅÐÀÖÈß (19) RU (11) 2 296 917 (13) C2 (51) ÌÏÊ F23R 3/28 (2006.01) ÔÅÄÅÐÀËÜÍÀß ÑËÓÆÁÀ ÏÎ ÈÍÒÅËËÅÊÒÓÀËÜÍÎÉ ÑÎÁÑÒÂÅÍÍÎÑÒÈ, ÏÀÒÅÍÒÀÌ È ÒÎÂÀÐÍÛÌ ÇÍÀÊÀÌ (12) ÎÏÈÑÀÍÈÅ ÈÇÎÁÐÅÒÅÍÈß Ê ÏÀÒÅÍÒÓ (21), (22) Çà âêà: 2002123305/06, 27.08.2002 (72) Àâòîð(û): ÁÎÄÓÀÍ Êðèñòîô (FR), ÊÎÌÌÀÐÅ Ïàòðèñ-Àíäðå (FR), ËÅ ËÅÒÒÈ Ýðèê (FR), ÂÈÃÜÅ Êðèñòîô (FR) (24) Äàòà íà÷àëà îòñ÷åòà ñðîêà äåéñòâè ïàòåíòà: 27.08.2002 (73) Ïàòåíòîîáëàäàòåëü(è): ÑÍÅÊÌÀ ÌÎÒÎÐÑ (FR) (43) Äàòà ïóáëèêàöèè çà âêè: 10.03.2004 R U (30) Êîíâåíöèîííûé ïðèîðèòåò: 28.08.2001 FR 0111190 (45) Îïóáëèêîâàíî: 10.04.2007 Áþë. ¹ 10 2 2 9 6 9 1 7 (56) Ñïèñîê äîêóìåíòîâ, öèòèðîâàííûõ â îò÷åòå î ïîèñêå: FR 2727193 A1, 24.05.1996. US 5642621 A, 01.07.1997. US 4498288 A, 12.02.1985. EP 04554871 A1, 06.11.1991. RU 2083926 C1, 10.07.1997. RU 1002736 A2, 10.05.1996. ÎÒÍÎØÅÍÈÞ ÄÐÓÃ Ê ÄÐÓÃÓ (57) Ðåôåðàò: Êîëüöåâà êàìåðà ñãîðàíè àâèàöèîííîãî ãàçîòóðáèííîãî äâèãàòåë îñíàùåíà äâóì ãîëîâêàìè, êîòîðûå ñìåùåíû ïî îòíîøåíèþ äðóã ê äðóãó, è ñîäåðæèò ïóñêîâóþ ãîëîâêó, èìåþùóþ íåñêîëüêî ôîðñóíî÷íûõ ñèñòåì, è âçëåòíóþ ãîëîâêó, òàêæå èìåþùóþ íåñêîëüêî ôîðñóíî÷íûõ ñèñòåì. Âçëåòíà ãîëîâêà ñìåùåíà ðàäèàëüíî è ïî îñè îò ïóñêîâîé ãîëîâêè. Ïóñêîâà ãîëîâêà ñíàáæåíà, ïî ìåíüøåé ìåðå, êîëè÷åñòâîì N ïî ñóùåñòâó èäåíòè÷íûõ ôîðñóíî÷íûõ ñèñòåì ñóììàðíîé ïðîïóñêíîé ñïîñîáíîñòüþ ÐÀ è ...

Burner component and burner with aluminium oxide coating and method of component coating application

FIELD: power industry. SUBSTANCE: burner component (10, 12, 18) is characterised by the fact that its surface contacting fuel (23) is coated with aluminium oxide coating (21), at that aluminium oxide coating (21) contains α-Al 2 O 3 , and this aluminium oxide coating (21) is a layer of aluminium oxide. Coating contains the first layer (20) rich with aluminium and the second layer containing aluminium oxide (21) which is located above the first layer (20). Coating has layer thickness (22) from 50 mcm up to 100 mcm. Burner component (10, 12, 18) contains steel of 16Mo3 grade as basic material. Burner component (10, 12, 18) is used for fuel delivery or distribution. EFFECT: invention allows quality improvement of fuel combustion, improvement of burner operating reliability. 19 cl, 7 dwg РОССИЙСКАЯ ФЕДЕРАЦИЯ (19) RU (11) 2 447 361 (13) C2 (51) МПК F23D 11/36 (2006.01) F23M 5/00 (2006.01) ФЕДЕРАЛЬНАЯ СЛУЖБА ПО ИНТЕЛЛЕКТУАЛЬНОЙ СОБСТВЕННОСТИ (12) ОПИСАНИЕ ИЗОБРЕТЕНИЯ К ПАТЕНТУ (21)(22) Заявка: 2010125614/06, 03.03.2008 (24) Дата начала отсчета срока действия патента: 03.03.2008 (73) Патентообладатель(и): СИМЕНС АКЦИЕНГЕЗЕЛЛЬШАФТ (DE) (43) Дата публикации заявки: 27.12.2011 Бюл. № 36 2 4 4 7 3 6 1 (45) Опубликовано: 10.04.2012 Бюл. № 10 (56) Список документов, цитированных в отчете о поиске: SU 1477932 A1, 07.05.1989. EP 1217095 A1, 26.06.2002. WO 2006/058629 A1, 08.06.2006. RU 2178530 C2, 20.01.2002. RU 2228389 C2, 10.05.2004. 2 4 4 7 3 6 1 R U (86) Заявка PCT: EP 2008/052556 (03.03.2008) C 2 C 2 (85) Дата начала рассмотрения заявки PCT на национальной фазе: 23.06.2010 (87) Публикация заявки РСТ: WO 2009/065625 (28.05.2009) Адрес для переписки: 129090, Москва, ул. Б.Спасская, 25, стр.3, ООО "Юридическая фирма Городисский и Партнеры", пат.пов. Ю.Д.Кузнецову, рег.№ 595 (54) ЭЛЕМЕНТ ГОРЕЛКИ И ГОРЕЛКА С ПОКРЫТИЕМ ИЗ ОКСИДА АЛЮМИНИЯ И СПОСОБ ПОКРЫТИЯ ЭЛЕМЕНТА ГОРЕЛКИ содержащее оксид алюминия покрытие является слоем (21) оксида алюминия. Покрытие содержит богатый алюминием ...

System of elements of heat shield and method of mounting heat shield element

FIELD: heating. SUBSTANCE: system (1) of the heat shield elements, comprising one element (3) of the heat shield for the heat shield located on the carrier structure (30), and method of its mounting. The element (3) of the heat shield on each of two opposite sides extending parallel to the mounting slots (40) is provided with at least one through hole (29) for the bolt head. The hole extends substantially perpendicular through the cold side (4) and the hot side (2) of the element (3) of the heat shield. Through this hole the head (27) of the corresponding bolt (28) can be accessed and/or fall freely to the carrier structure (30). Under the bolt (28) a spring element (37, 44) is located, which extends along the hot side (4) of the element (3) of the heat shield and parallel to the mounting slot (40) of the carrier structure (30). The outer end of the spring element (37, 44) is made in the form of a clamping fastening hook (36, 46) which is designed for engaging in a recess of the side fastening slot (34) of the element (3) of the heat shield. EFFECT: simplified assembly and disassembly of the heat shield. 13 cl, 8 dwg РОССИЙСКАЯ ФЕДЕРАЦИЯ (19) RU (11) (13) 2 528 217 C2 (51) МПК F23R 3/00 (2006.01) F23M 5/00 (2006.01) F16L 59/12 (2006.01) ФЕДЕРАЛЬНАЯ СЛУЖБА ПО ИНТЕЛЛЕКТУАЛЬНОЙ СОБСТВЕННОСТИ (12) ОПИСАНИЕ (21)(22) Заявка: ИЗОБРЕТЕНИЯ К ПАТЕНТУ 2010123393/06, 08.06.2010 (24) Дата начала отсчета срока действия патента: 08.06.2010 Приоритет(ы): (30) Конвенционный приоритет: (43) Дата публикации заявки: 20.12.2011 Бюл. № 35 (45) Опубликовано: 10.09.2014 Бюл. № 25 2 5 2 8 2 1 7 R U Адрес для переписки: 129090, Москва, ул. Б. Спасская, 25, строение 3, ООО "Юридическая фирма Городисский и Партнеры" (54) СИСТЕМА ЭЛЕМЕНТОВ ТЕПЛОЗАЩИТНОГО ЭКРАНА И СПОСОБ МОНТАЖА ЭЛЕМЕНТА ТЕПЛОЗАЩИТНОГО ЭКРАНА (57) Реферат: Система (1) элементов теплозащитного экрана, быть доступна и/или свободно опускаться до включающая один элемент (3) теплозащитного несущей структуры (30). Под болтом (28) ...

Support ring for heat shield elements on aflame tube and a combustion chamber arrangement with said support ring

本发明涉及一种用于火管(101)的热屏蔽元件(111)的支撑环(113)，其中，在所述支撑环的外侧(115)存在至少一个槽(119)。所述槽(119)具有相对于所述支撑环(113)的径向倾斜延伸的槽壁(125)。此外本发明涉及一种带有这种支撑环的燃烧室装置。

Reactor design to reduce particle deposition during process abatement

本发明提供当减少不希望的反应产物在处理系统中沉积时，一种用于气态污染物的控制燃烧与分解的系统与方法。典型的系统包含一个新颖的热反应室设计，其具有堆栈的有孔陶瓷环，例如气体的流体可以被导入堆栈的有孔陶瓷环以沿着此热反应室的内壁而形成一边界层，借此减少颗粒物在其上的累积。系统可还包含导入来自中央喷口的流体以改变此热反应室内部的空气动力学。

Patent JPH0531236B2

Liquid biomass heating system

The present disclosure generally relates to the introduction of a liquid biomass in heating systems such as commercial boilers in order to reduce dependence on petroleum-based heating fuel oils as a source of combustion fuel. More specifically, the present disclosure is directed to systems, methods, and apparatuses utilizing a liquid thermally produced from biomass into commercial and industrial boiler or thermal systems such as boilers, furnaces, and kilns, and methods for generating renewable identification numbers (RINs), alternative energy credits (AECs) and renewable energy credits (RECs).

Liquid biomass heating system

The present disclosure generally relates to the introduction of a liquid biomass in heating systems such as commercial boilers in order to reduce dependence on petroleum-based heating fuel oils as a source of combustion fuel. More specifically, the present disclosure is directed to systems, methods, and apparatuses utilizing a liquid thermally produced from biomass into commercial and industrial boiler or thermal systems such as boilers, furnaces, and kilns, and methods for generating renewable identification numbers (RINs), alternative energy credits (AECs) and renewable energy credits (RECs).

liquid biomass heating systems

a presente invenção se refere de modo geral à introdução de uma biomassa líquida em sistemas de aquecimento, tais como caldeiras comerciais para reduzir a dependência de óleos de aquecimento à base de petróleo como fonte de óleo combustível. mais especificamente, a presente divulgação é direcionada a sistemas, métodos e aparelhos que utilizam um líquido produzido termicamente a partir de biomassa em caldeiras comerciais ou industriais ou sistemas térmicos, tais como caldeiras, fornos e estufas, e métodos para gerar números de identificação renováveis (rins), créditos de energia alternativa (aecs) e créditos de energia renovável (recs) The present invention relates generally to the introduction of a liquid biomass in heating systems such as commercial boilers to reduce dependence on petroleum based heating oils as a fuel oil source. more specifically, the present disclosure is directed to systems, methods and apparatus that utilize a liquid thermally produced from biomass in commercial or industrial boilers or thermal systems such as boilers, ovens and kilns, and methods for generating renewable identification numbers ( kidneys), alternative energy credits (aecs) and renewable energy credits (recs)

METHOD AND DEVICE FOR PROTECTING HEAT EXCHANGER PIPES, AND ALSO CERAMIC CONSTRUCTION ELEMENT

1. Способ защиты труб (10) теплообменника в котельных установках (1) по меньшей мере с одной трубой (10) теплообменника, которая окружена керамическим конструктивным элементом (6), который по меньшей мере с двух противоположных сторон омывается потоком дымового газа, отличающийся тем, что в примыкающее к трубе (10) теплообменника и к керамическому конструктивному элементу (6) пространство (48, 49, 50) подают газ.2. Способ по п. 1, отличающийся тем, что пространство (48, 49, 50) образовано трубой (10) теплообменника и керамическим конструктивным элементом (6).3. Способ по п. 1 или 2, отличающийся тем, что газ подают в наиболее горячем месте между трубой (10) теплообменника и керамическим конструктивным элементом (6).4. Способ по п. 1, отличающийся тем, что газ подают через направляемую в керамическом конструктивном элементе (6) газовую трубу (13).5. Способ по п. 1, отличающийся тем, что газ подают в нескольких местах.6. Способ по п. 5, отличающийся тем, что газ подают через несколько находящихся на расстоянии вдоль трубы (10) теплообменника отверстий (51, 52, 53), расположенных в газовой трубе (13).7. Устройство, содержащее трубу теплообменника, окружная поверхность которой окружена по меньшей мере одним керамическим конструктивным элементом (6), отличающееся подводом (12) газа к примыкающему к трубе (10) теплообменника и к керамическому конструктивному элементу (6) пространству (48, 49, 50).8. Устройство по п. 7, отличающееся тем, что подвод (12) газа имеет нагнетатель (9).9. Устройство по пп. 7 или 8, отличающееся тем, что подвод (12) газа имеет введенную в керамический конструктивный элемент (6) газовую трубу (13).10. Устройство по п. 7, отличающееся тем, что труба (10) теплообменника изо РОССИЙСКАЯ ФЕДЕРАЦИЯ (19) RU (11) (13) 2014 101 047 A (51) МПК F28F 19/00 (2006.01) ФЕДЕРАЛЬНАЯ СЛУЖБА ПО ИНТЕЛЛЕКТУАЛЬНОЙ СОБСТВЕННОСТИ (12) ЗАЯВКА НА ИЗОБРЕТЕНИЕ (21)(22) Заявка: 2014101047/06, 14.01.2014 (71) Заявитель(и): МАРТИН ГМБХ ФЮР УМВЕЛЬТ- УНД ЭНЕРГИТЕХНИК (DE) ...

Matrix and coating system

Matrix for use in components or layers is made up of particles with a core (7) made from a first element or compound which is enclosed in a sheath (4) made from a second element or compound. The core is made from a metal, metal oxide, non-metal oxide, glass, Si-O-C (sic) or a mixture of these. An independent claim is included for layer systems comprising a substrate and a layer containing the matrix.

Two-level layer system with pyrochlore phase and oxides

There is described a two-Level Layer System with Pyrochlore Phase and Oxides. Besides a good thermal insulation property, thermal insulation layer systems must also have a long lifetime of the thermal insulation layer. The layer system has a layer sequence of a metallic bonding layer, an inner ceramic layer and an outer ceramic layer, which are specially matched to one another.

Ceramic compositions for thermal barrier coatings with improved mechanical properties

Zirconia-containing ceramic compositions useful for thermal barrier coatings having improved mechanical properties, especially improved fracture toughness. These compositions comprise: (1) at least about 93 mole % zirconia; (2) a stabilizing amount up to about 5 mole % of a stabilizer metal oxide selected from the group consisting of yttria, calcia, ceria, scandia, magnesia, india, gadolinia, neodymia, samaria, dysprosia, erbia, ytterbia, europia, praseodymia, and mixtures thereof, and a fracture toughness improving amount up to about 2 mole % lanthana. These ceramic compositions can be used to prepare thermal barrier coatings to provide a thermally protected article having a substrate and optionally a bond coat layer adjacent to and overlaying the substrate. The thermal barrier coating can be prepared by depositing the ceramic composition on the bond coat layer or the substrate in the absence of a bond coat layer.

Single crystal articles having controlled crystallographic orientation

An article has a characteristic thermal-mechanical stress principal direction. The article has a single crystal substrate having a lowest modulus direction within a target alignment with the principal direction.

Burner Element and Burner Having Aluminum Oxide Coating and Method for Coating a Burner Element

A burner element is provided. The burner element includes a surface that potentially comes into contact with a fuel. The surface potentially coming into contact with the fuel has a coating including aluminum oxide. A burner including the burner element is also provided. Further, a method for coating a surface of a burner element potentially coming into contact with a fuel is described, wherein the surface potentially coming into contact with the fuel is coated with aluminum oxide.

Calcium-magnesium alumino-silicate (cmas) resistant thermal barrier coatings, systems, and methods of production thereof

The thermal barrier coating includes reactive gadolinia in its microstructures and the embedded gadolinia effectively reacts with CMAS contaminant reducing the damage from CMAS. Moreover, a method to produce a CMAS resistant thermal barrier coating can include a post-treatment to the thermal barrier coating with the reactive gadolinia suspension in sol-gel state.

Single crystal articles having controlled crystallographic orientation

An article has a characteristic thermal-mechanical stress principal direction. The article has a single crystal substrate having a lowest modulus direction within a target alignment with the principal direction.

Ceramic layer having high porosity, use of this layer and component comprising such a layer

Ceramic layer (10) with a pore exhibits a pore cross-section of greater than 6000 mu m 2>to 9000 mu m 2>. An independent claim is included for a device (1) comprising the ceramic layer.

Process for in situ coating of turbo-machine components

A method for coating a component of a turbo-machine. The method allows arranging a turbine rotor in the turbo-machine and introducing a coating material into the interior of the turbo-machine such that the rotor is coated. The rotor is rotated while it is being coated.

Layer system, use and process for producing a layer system

Layered systems, which are used at high temperatures, often degrade rapidly when a layer has been lost, leading to the damage or loss of the component that consists of said layered system. A described layered system comprises at least one cooling safety orifice, which is e.g. covered by an intermediate layer and an outer layer. The cooling safety orifice opens if the layers are damaged, in such a way that the layered system is additionally cooled by a coolant that flows through the cooling safety orifice.

Surface with specially formed depressions and component

The surface (19) has elongated recesses (4) including a longitudinal direction and present under an angle of about 110 degree or 70 degree. The recesses are arranged at an overtopping direction over the surface. The recesses are partially enlarged transverse to the longitudinal direction in an area of the surface opposite to a base (16). Each recess includes a front edge (25) and a rear edge (28), where the enlargement is formed at an outflow-sided end of the rear edge. The enlargement exhibits larger cross-section against the base. An independent claim is also included for a massive component.

Ceramic thermal insulation coating on structured surface and production method

The layer system comprises a substrate (4), and a ceramic layer (16) that is applied on a structured surface. The structured surface is formed by elongated recesses that form a honeycomb structure, and a stitch structure in quadratic or rectangular shape and have a breadth of 10-30 mu m and a depth of 10-30%. The ceramic layer has a thickness of 10-30 mu m. A distance of the opposite recesses is 100-300 mu m. The layer system further comprises an interfacial layer (10) such as a metallic layer made of chromium-aluminum (MCrAlX) alloy, where the interfacial layer is introduced into the recesses. An independent claim is included for a method for preparing a layer system.

Non-flaking ceramic coat and coating system

The ceramic layer (17) has longitudinal coating tracks (4',4",44",7',7",77") that are provided with several coating layers (22',22",22). The coating layers are made of different materials such as zirconium oxide, yttria, pyrochlore, and gadolinium.

Ceramic heat shields with infiltration coating

Die Erfindung führt einen verbesserten keramischen Hitzeschild (155) für eine Gasturbine (100) ein. Der keramische Hitzeschild (155) verfügt über einen porösen Keramikkörper (11) und weist erfindungsgemäß ein Infiltrationscoating (12) auf, das in einer Oberflächenschicht (12) des porösen Keramikkörpers (11) angeordnet ist und ein Infiltrationscoatingmaterial enthält, das dazu ausgebildet ist, Poren des Keramikkörpers (11) gasdicht zu verschließen. The invention introduces an improved ceramic heat shield (155) for a gas turbine (100). The ceramic heat shield (155) has a porous ceramic body (11) and, according to the invention, has an infiltration coating (12) disposed in a surface layer (12) of the porous ceramic body (11) and containing an infiltration coating material adapted to form pores of the ceramic body (11) to close gas-tight.

Ceramic element or ceramic layer having high porosity, their use and ceramic element comprising said layer

The ceramic massive component or ceramic layer useful for the application at high temperature of >= 1200[deg] C for the component of steam turbine or gas turbine, where the massive component or ceramic layer has a porosity of 26 vol.%, a hardness of 630 HV(0.3), a pore cross-section of 9000-12000 mu m 2>, and a layer thickness of greater than 1500 mu m, is claimed. An independent claim is included for a component such as steam turbine or gas turbine.

Surface having specially formed recesses and component

Due to the special asymmetrical shape in a recess (4) of a ceramic surface (19), thermomechanically induced stresses in the ceramic can be better reduced during the operation of a component, and thus the crack propagation and the subsequent flaking of the ceramic layer from the component can be reduced and even prevented. The aerodynamics of the cooling air flow in the area of said geometries of the recesses proposed herein are likewise improved.

Process for producing a layer system

A process for producing a layer system is provided wherein the layer system has at least a substrate, a ceramic layer, which is applied to a surface structured in a targeted manner, in which process the intermediate layer, in particular the metallic layer, is applied in such a way that the recesses form during the coating. By introducing recesses into a surface, the stresses in the ceramic layer on the metallic substrate are reduced in such a manner that a longer lifespan for the ceramic layer is achieved.

Production method for a coating system

Durch die Einbringung von Vertiefungen (19', 19'',...) in eine Oberfläche (7, 13) werden die Spannungen in der keramischen Schicht (16) an den metallischen Untergrund reduziert, so dass eine längere Lebensdauer für die keramische Schicht erzielt wird.

Ceramic heat shields having surface infiltration for preventing corrosion and erosion attacks

The invention relates to an improved ceramic heat shield (155) for a gas turbine (100). The ceramic heat shield (155) has a porous ceramic body (11) and according to the invention an infiltration coating (12) that is provided in a surface layer (12) of the porous ceramic body (11) and contains an infiltration coating material designed to gas-tightly seal pores of the ceramic body (11).