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Небесная энциклопедия

Космические корабли и станции, автоматические КА и методы их проектирования, бортовые комплексы управления, системы и средства жизнеобеспечения, особенности технологии производства ракетно-космических систем

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Мониторинг СМИ

Мониторинг СМИ и социальных сетей. Сканирование интернета, новостных сайтов, специализированных контентных площадок на базе мессенджеров. Гибкие настройки фильтров и первоначальных источников.

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Применить Всего найдено 112. Отображено 100.
05-09-2016 дата публикации

선박의 연료 가스 공급 장치

Номер: KR0101654203B1
Автор: 이준채, 강동억, 박청기
Принадлежит: 대우조선해양 주식회사

... 본 발명은 액화 천연 가스를 엔진에 공급하는 연료 가스 공급 장치에서 벙커링 매니폴드(bunkering manifold) 및 벤트 라이저(vent riser)의 배치에 관한 것이다. 본 발명의 일 측면에 따르면, 선박의 연료 가스 공급 장치에 있어서, 연료 가스를 이용하여 추력을 발생시키는 엔진; 상기 엔진으로 공급할 연료 가스를 저장하는 연료 가스 탱크; 및 상기 선박의 외부로부터 연료 가스를 공급 받아 상기 연료 가스 탱크로 공급하는 벙커링 매니폴드를 포함하고, 상기 엔진은 상기 선박의 선미에 위치한 엔진룸 내부에 설치되고, 상기 벙커링 매니폴드는 상기 선박의 선미의 한쪽 측면에 설치되는, 선박의 연료 가스 공급 장치가 제공된다.

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Номер записи: 1
22-07-2016 дата публикации

LNG SUPPLY ASSISTANCE DEVICE FOR CARGO TANK OF LNG CARRIER

Номер: KR1020160087650A
Автор: LEE, JOON CHAE, JE, CHANG HO, JUNG, IN DON
Принадлежит:

An LNG supply assistance device for a cargo tank of an LNG carrier, according to the present invention, comprises: a main body which has a receiving space having an open top and bottom inlets vertically penetrated to allow LNG to flow thereinto along the bottom end edge thereof; a round bar-shaped sealing member which is arranged on the top of the bottom inlets to be moved and prevents LNG flowing into the receiving space from being discharged to the bottom inlets; and a bracket which is inserted into the bottom of the receiving space and then is detachably coupled to the inner circumference of the receiving space by a fastening member to cover the top of the bottom inlets and the outer side of the sealing member, wherein the bracket has a top inlet and side inlets in the top and sides thereof. Therefore, the present invention enables the easy installation and replacement of multiple round bars. COPYRIGHT KIPO 2016 (AA) Welding ...

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Номер записи: 2
31-10-2017 дата публикации

HEAT EXCHANGER

Номер: KR1020170120302A
Автор: LEE, JOON CHAE, YOO, BYEONG YONG, JUNG, JE HEON, JUNG, HAE WON, CHOI, DONG KYU
Принадлежит:

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

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Номер записи: 3
19-06-2017 дата публикации

SHIP COMPRISING ENGINE

Номер: KR1020170068189A
Автор: LEE, JOON CHAE, YOO, BYEONG YONG, JUNG, HAE WON, KANG, DONG EOK
Принадлежит:

Disclosed is a ship comprising an engine. The ship comprising an engine comprises: a self-heat exchanger which heat-exchanges boil-off gas discharged from a storage tank; a multi-stage compressor which compresses, in multi-stages, the boil-off gas which passed through the self-heat exchanger after being discharged from the storage tank; a first decompressing device which expands one portion of the boil-off gas compressed by the multi-stage compressor and passed through the self-heat exchanger; a second decompressing device which expands the other portion of the boil-off gas compressed by the multi-stage compressor and passed through the self-heat exchanger; and a first gas-liquid separator separating liquefied natural gas which has been compressed by the multi-stage compressor and cooled by the self-heat exchanger, expanded by the first decompressing device, part of which has been re-liquefied from evaporated gas remaining in the gaseous state, wherein the self-heat exchanger uses the boil-off ...

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Номер записи: 4
07-10-2015 дата публикации

SYSTEM TO REDUCE BOIL-OFF GAS OF LIQUID OXYGEN TANK FOR SUBMARINE AND METHOD THEREOF

Номер: KR1020150112676A
Автор: OH, JUNE, WOO, IL GUK, CHOI, DONG KYU, KIM, JAE WOONG, LEE, JOON CHAE
Принадлежит:

Disclosed are a system to reduce boil-off gas (BOG) of a liquid oxygen tank for a submarine, and a method thereof. According to an embodiment of the present invention, provided is a system to reduce BOG of a liquid oxygen tank for a submarine comprising: a BOG discharge pipe discharging BOG generated inside the liquid oxygen tank to the outside; a compressor connected to the BOG discharge pipe, compressing BOG discharged to the outside of the liquid oxygen tank; and a BOG supply pipe injecting BOG compressed in the compressor inside the liquid oxygen tank. COPYRIGHT KIPO 2016 (AA) BOG generation (BB) Liquefied oxygen ...

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Номер записи: 5
01-05-2014 дата публикации

SYSTEM FOR PROCESSING LIQUEFIED GAS IN SHIP

Номер: WO2014065618A1
Автор: LEE, Joon Chae, CHOI, Dong Kyu, MOON, Young Sik, JUNG, Seung Kyo, JUNG, Jeheon, KIM, Nam Soo
Принадлежит:

Disclosed is a system for processing a liquefied natural gas in a ship, comprising a storage tank for storing liquefied natural gas, and an engine using the liquefied natural gas stored in the storage tank as a fuel. The system for processing the liquefied gas comprises: a first stream comprising an evaporation gas that is generated from the liquefied natural gas inside the storage tank and then discharged from the storage tank; a second stream comprising the evaporation gas from the first stream which is supplied to the engine as the fuel; and a third stream comprising the evaporation gas from the first stream that is not supplied to the engine. The first stream is compressed by a compression device and then branched into the second stream and the third stream. The third stream is heat-exchanged with the first stream in a heat exchanger and then liquefied, thereby processing the evaporation gas without using a reliquefication device that uses an additional coolant.

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Номер записи: 6
25-02-2016 дата публикации

CONTAINER SHIP AND LAYOUT STRUCTURE THEREOF

Номер: WO2016027961A1
Автор: LEE, Joon Chae, JUNG, Je Heon, KIM, Dong Chan, JUNG, In Don, KIM, Hyeong Won, JE, Chang Ho
Принадлежит:

A container ship and a layout structure thereof are disclosed. In the layout structure of the container ship of the present invention, an engine room, in which a propulsion engine receiving LNG as fuel is provided, is disposed under a main deck at the stern of the container ship, an LNG storage tank storing the LNG is disposed in a cargo hold adjacent to the engine room, a fuel supply part for receiving the LNG from the LNG storage tank and supplying the LNG to the propulsion engine is disposed right above the LNG storage tank inside the cargo hold, and a void space isolating the LNG storage tank and the fuel supply part from each other is disposed therebetween.

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Номер записи: 7
25-05-2017 дата публикации

선박용 증발가스 재액화 장치 및 방법

Номер: KR0101739985B1
Автор: 장재호, 정제헌, 유병용, 이준채, 정해원
Принадлежит: 대우조선해양 주식회사

... 선박에 설치된 액화천연가스 저장탱크에서 발생하는 증발가스를 재액화하기 위하여 증발가스를 냉각 유체로 사용하는 재액화 장치가 개시된다. 상기 선박용 증발가스 재액화 장치는, 상기 저장탱크로부터 배출된 증발가스를 압축시키는 압축기; 상기 저장탱크로부터 배출된 증발가스와 상기 압축기를 통과한 증발가스를 열교환시키는 열교환기; 및 상기 압축기에 의해 압축된 후 상기 열교환기를 통과한 증발가스의 압력을 낮추는 팽창기와 팽창밸브;를 포함한다.

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Номер записи: 8
11-08-2017 дата публикации

증발가스 재액화 시스템 및 방법

Номер: KR0101767560B1
Автор: 이준채, 문영식, 최동규, 이창우
Принадлежит: 대우조선해양 주식회사

... 증발가스 재액화 시스템 및 방법이 개시된다. 본 발명의 증발가스 재액화 시스템은 선박 또는 해양 구조물에 마련된 저장탱크에서 발생하는 증발가스를 압축하는 컴프레서; 상기 컴프레서에서 압축된 증발가스가 상기 컴프레서로 도입될 증발가스와 열교환되는 제1 열교환기; 및 상기 제1 열교환기에서 열교환된 상기 압축된 증발가스가 팽창되는 제1 팽창 수단을 포함하되, 상기 컴프레서에는 마모방지를 위한 윤활유가 공급되고, 상기 제1 열교환기의 일부를 거쳐 냉각된, 상기 압축된 증발가스에 포함된 상기 윤활유를 분리하고 상기 제1 열교환기로 재도입시키는 오일 세퍼레이터를 더 포함하는 것을 특징으로 한다.

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Номер записи: 9
29-02-2016 дата публикации

LIQUID OXYGEN TANK PARTIAL RELIQUEFACTION SYSTEM AND SUBMARINE HAVING THE SAME

Номер: KR0101598689B1
Автор: 이준채, 최동규, 김재웅, 오준, 우일국
Принадлежит: 대우조선해양 주식회사

... 액화산소탱크 BOG 부분 재액화 시스템 및 이를 구비한 잠수함에 관하여 개시한다. 본 발명의 일 실시예에 따르면, 액화산소탱크로부터 BOG가 배출되는 배출배관과, 배출된 BOG(Boil Off Gas)를 압축하는 압축기와, 압축기에서 압축된 BOG 중 잠수함의 소모처로 공급되지 않은 일정량의 BOG를 액화산소탱크 쪽으로 회수하는 회수배관과, 회수배관을 통해 회수되는 BOG를 냉각하여 액화시키는 열교환기와, 열교환기를 거쳐 액화된 상태로 회수되는 BOG를 액화산소탱크의 압력까지 팽창시키는 팽창부를 포함하는 액화산소탱크 BOG 부분 재액화 시스템을 제공한다.

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Номер записи: 10
16-07-2015 дата публикации

APPARATUS AND METHOD FOR SUPPLYING FUEL GAS IN SHIP

Номер: WO2015105267A1
Автор: LEE, Joon Chae, KANG, Dong Eok, PARK, Cheong Gi
Принадлежит:

The present invention relates to the arrangement of a fuel gas tank in an apparatus for supplying fuel gas, which supplies liquefied natural gas to an engine. According to one embodiment of the present invention, provided is the apparatus for supplying fuel gas in a ship, comprising: an engine for generating thrust by using the fuel gas; and the fuel gas tank for storing the fuel gas to be supplied to the engine, wherein the engine is installed inside an engine room located at the stern of the ship, and the fuel gas tank is installed above the engine room.

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Номер записи: 11
16-10-2018 дата публикации

EVAPORATION GAS RE-LIQUEFACTION SYSTEM AND METHOD FOR VESSEL

Номер: KR101908570B1
Автор: LEE, JOON CHAE, CHOI, DONG KYU
Принадлежит: DAEWOO SHIPBUILDING & MARINE ENGINEERING CO., LTD.

Disclosed is an evaporation gas re-liquefaction system for a vessel. The evaporation gas re-liquefaction system for a vessel comprises: a multiple stage compressor for compressing evaporation gas; a heat exchanger for cooling the evaporation gas compressed by the multiple stage compressor by using the evaporation gas before being compressed by the multiple stage compressor as a refrigerant for heat exchange; a decompression apparatus installed in a rear end of the heat exchanger, and decompressing a fluid cooled by the heat exchanger; and a detour line for supplying the evaporation gas to the multiple stage by detouring the heat exchanger. COPYRIGHT KIPO 2018 (AA) Gas combustion apparatus (BB) Generator (CC) Main engine ...

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Номер записи: 12
06-07-2015 дата публикации

SYSTEM FOR TREATING BOIL-OFF GAS OF A MARINE STRUCTURE

Номер: KR0101534237B1
Автор: 이준채, 정제헌, 문영식, 김남수, 최동규, 장재호
Принадлежит: 대우조선해양 주식회사

... 본 발명은 저장탱크에서 배출된 증발가스를 가압한 후 대부분은 선박의 고압 천연가스 분사 엔진의 연료로 사용하고 나머지 일부는 저장탱크로부터 새롭게 배출되는 증발가스의 냉열로 액화시켜 저장탱크로 복귀시킴으로써, 증발가스를 효율적으로 사용할 수 있도록 하는 해양 구조물의 증발가스 처리 시스템에 관한 것이다. 본 발명에 따르면, 액화천연가스를 저장하고 있는 저장탱크와, 상기 저장탱크에서 배출되는 증발가스를 연료로서 사용하는 고압 천연가스 분사 엔진을 갖춘 해양 구조물의 증발가스 처리 시스템으로서, 상기 저장탱크 내에서 발생한 증발가스를 공급받아 압축하는 압축기와; 상기 압축기에서 압축된 증발가스를 연료로서 공급받아 사용하는 상기 고압 천연가스 분사 엔진과; 상기 증발가스 중 상기 고압 천연가스 분사 엔진에 공급되지 않은 일부의 증발가스를 냉각시키기 위한 열교환기와; 상기 열교환기에서 냉각된 증발가스를 팽창시키면서 에너지를 생성하는 팽창기; 를 포함하는 것을 특징으로 하는 해양 구조물의 증발가스 처리 시스템이 제공된다.

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Номер записи: 13
13-02-2019 дата публикации

선박용 증발가스 재액화 시스템 및 방법

Номер: KR1020190014790A
Автор: 박청기, 최원재, 김동찬, 이준채
Принадлежит:

... 선박용 증발가스 재액화 시스템이 개시된다. 상기 선박용 증발가스 재액화 시스템은, 증발가스를 압축시키는 다단압축기; 상기 다단압축기에 의해 압축된 증발가스를, 상기 다단압축기에 의해 압축되기 전의 증발가스를 냉매로 사용하여 열교환시켜 냉각시키는 열교환기; 상기 열교환기 후단에 설치되어, 상기 열교환기에 의해 냉각된 유체를 감압시키는 감압장치; 및 증발가스를 상기 열교환기를 우회시켜 상기 다단압축기로 공급하는 우회라인;을 포함한다.

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Номер записи: 14
11-02-2019 дата публикации

선박용 증발가스 재액화 시스템

Номер: KR1020190013441A
Автор: 최동규, 이준채
Принадлежит:

... 선박용 증발가스 재액화 시스템이 개시된다. 상기 선박용 증발가스 재액화 시스템은, 증발가스를 압축시키는 다단압축기; 상기 다단압축기에 의해 압축된 증발가스를, 상기 다단압축기에 의해 압축되기 전의 증발가스를 냉매로 사용하여 열교환시켜 냉각시키는 열교환기; 상기 열교환기 후단에 설치되어, 상기 열교환기에 의해 냉각된 유체를 감압시키는 감압장치; 및 증발가스를 상기 열교환기를 우회시켜 상기 다단압축기로 공급하는 우회라인;을 포함한다.

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Номер записи: 15
16-07-2015 дата публикации

FUEL GAS SUPPLY APPARATUS

Номер: WO2015105344A1
Автор: LEE, Chang Woo, KIM, Nak Hyun, LEE, Joon Chae, JANG, Jae Ho
Принадлежит:

Disclosed is a fuel gas supply apparatus for supplying fuel gas to an engine installed inside a ship. The fuel gas supply apparatus of the present invention comprises: a gas supply system installed in a gas supply line through which fuel gas is supplied to the engine; a pump and a gasifier included in the gas supply system; and a partition wall for partitioning a space, in which the gas supply system is installed, into a first space and a second space, wherein at least a part of the pump is installed in the first space.

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Номер записи: 16
13-10-2016 дата публикации

해상 구조물의 증발가스 처리 시스템

Номер: KR0101665505B1
Автор: 이준채, 정제헌, 문영식, 김남수, 최동규, 장재호
Принадлежит: 대우조선해양 주식회사

... 본 발명은 저장탱크에서 배출된 증발가스를 가압한 후 대부분은 선박의 고압 천연가스 분사 엔진의 연료로 사용하고 나머지 일부는 저장탱크로부터 새롭게 배출되는 증발가스의 냉열로 액화시켜 저장탱크로 복귀시킴으로써, 증발가스를 효율적으로 사용할 수 있도록 하는 해양 구조물의 증발가스 처리 시스템에 관한 것이다. 본 발명에 따르면, 액화천연가스를 저장하고 있는 저장탱크와, 상기 저장탱크에서 배출되는 증발가스를 연료로서 사용하는 고압 천연가스 분사 엔진을 갖춘 해양 구조물의 증발가스 처리 시스템으로서, 상기 저장탱크 내에서 발생한 증발가스를 공급받아 압축하는 압축기와; 상기 압축기에서 압축된 증발가스를 연료로서 공급받아 사용하는 상기 고압 천연가스 분사 엔진과; 상기 증발가스 중 상기 고압 천연가스 분사 엔진에 공급되지 않은 일부의 증발가스를 냉각시키기 위한 열교환기와; 상기 열교환기에서 냉각된 증발가스를 팽창시키면서 에너지를 생성하는 팽창기; 를 포함하는 것을 특징으로 하는 해양 구조물의 증발가스 처리 시스템이 제공된다.

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Номер записи: 17
17-10-2016 дата публикации

VESSEL HAVING HIGH PRESSURE GAS INJECTION ENGINE IN HULL

Номер: KR1020160120047A
Автор: AHN, SUNG IL, MOON, YOUNG SIK, CHOI, DONG KYU, LEE, JOON CHAE, AN, SU KYUNG
Принадлежит:

Provided by the present invention is a vessel which has a high pressure gas injection engine in a hull. The vessel comprises: a storage tank (11) which stores liquefied gas; a compression means (13) which receives and compresses evaporation gas generated in the storage tank; a pressure control means (17) which supplies the evaporation gas compressed in the compression means to the high pressure gas injection engine as fuel by more pressurizing the evaporation gas at a pressure required in the pressure gas injection engine (21); a temperature control means (19) which heats fuel pressurized in the pressure control means at a temperature required in the high pressure gas injection engine; and a heat exchanger (15) which cools down evaporation gas which is not supplied to the high pressure gas injection engine in the evaporation gas compressed in the compression means by exchanging heat with evaporation gas discharged from the storage tank. The main ingredient of the liquefied gas is a material ...

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Номер записи: 18
19-07-2018 дата публикации

EVAPORATION GAS RELIQUEFACTION METHOD AND SYSTEM THEREFOR

Номер: KR101867036B1
Автор: JUNG, HAE WON, KANG, DONG EOK, LEE, JOON CHAE, CHOI, DONG KYU
Принадлежит: DAEWOO SHIPBUILDING & MARINE ENGINEERING CO., LTD.

Disclosed is an evaporation gas reliquefaction method of an LNG vessel. The evaporation gas reliquefaction method of an LNG vessel comprises: a first step of compressing evaporation gas; a second step of cooling the evaporation gas compressed in the first step through heat exchange by a heat exchanger with an evaporation gas as a refrigerant; a third step of expanding the fluid cooled in the second step; and a fourth step of stably maintaining a reliquefying function even if a flux of the evaporation gas to be reliquefied and supplied to the heat exchanger after being compressed in the first step changes, thereby capable of improving reliquefaction efficiency. COPYRIGHT KIPO 2018 (1) BOG generated from ta tank + gas component (2) Fuel-fed compressed BOG (3) Re-liquefaction target compressed BOG (AA) Low temperature BOG inlet (BB) Heat exchanger (CC) Low temperature BOG outlet (DD) Compressor (EE) Engine MEGI (FF) compressed BOG inlet (GG) compressed BOG outlet (HH) Gas-liquid mixing (II ...

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Номер записи: 19
10-11-2015 дата публикации

SYSTEM FOR COMPRESSING GAS AND METHOD THEREFOR

Номер: KR101567891B1
Автор: LEE, JOON CHAE, AHN, SUNG IL, AN, SU KYUNG, JUNG, JE HEON, CHOI, DONG KYU
Принадлежит: DAEWOO SHIPBUILDING & MARINE ENGINEERING CO., LTD.

A system for compressing a gas and a method therefor are disclosed. According to the present invention, the system for compressing a gas comprises: a multi-stage compressor wherein a compressor and an inter-cooler are alternately provided to compress an evaporation gas supplied from a storage tank storing a liquid cargo; and a heater provided to upstream of the multi-stage to heat the evaporation gas used for the multi-stage compressor. A same heat medium is supplied to the inter-cooler and the heater. COPYRIGHT KIPO 2016 ...

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Номер записи: 20
31-10-2016 дата публикации

해양구조물의 가연성 물질 이송장치

Номер: KR0101670874B1
Автор: 이준채, 정제헌, 김동찬, 박청기
Принадлежит: 대우조선해양 주식회사

... 본 발명은, 해양구조물 상에서 LNG와 같은 가연성 물질을 이송할 때, 압축기 또는 펌프를 작동시키기 위한 구동원으로서 유압모터를 사용함으로써 가연성 물질을 폭발이나 화재의 위험 없이 안전하게 이송할 수 있는 가연성 물질 이송장치 및 방법에 에 관한 것이다. 본 발명에 따르면, 해양구조물에서 가연성 물질을 하나의 장소에서 다른 장소로 이송시키기 위해 사용되는 해양구조물의 가연성 물질 이송장치로서, 위험구역 내에 설치되어 가연성 물질을 가압함으로써 가연성 물질을 일방향으로 이송시키는 가압수단과; 상기 가압수단을 구동시키는 유압모터; 를 포함하며, 상기 유압모터는 상기 위험구역 내에 상기 가압수단과 함께 설치되어 있는, 해양구조물의 가연성 물질 이송장치와, 이를 활용한 이송방법이 제공된다.

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Номер записи: 21
14-01-2019 дата публикации

선박의 증발가스 재액화 시스템 및 방법

Номер: KR1020190004473A
Автор: 이준채, 유병용, 류승각
Принадлежит:

... 본 발명은 액화가스 저장탱크에서 발생한 증발가스를 재액화시켜 회수할 수 있는 증발가스 재액화 시스템 및 방법에 관한 것으로, 더욱 상세하게는 선박에 마련되는 액화가스 저장탱크에서 발생하는 증발가스를 압축 및 냉각시켜 재액화하되, 압축 과정에서 유입된 윤활제 성분 등의 이물질이 분리 제거된 재액화 증발가스를 회수할 수 있는 선박의 증발가스 재액화 시스템 및 방법에 관한 것이다. 본 발명에 따른 선박의 증발가스 재액화 시스템은 선박에 마련된 액화가스 저장탱크에서 발생하는 증발가스를 압축하며 급유 윤활 방식으로 구동되는 압축기; 상기 압축기로 도입되는 증발가스의 냉열을 회수하여 상기 압축기에서 압축된 증발가스를 냉각시키는 열교환기; 상기 열교환기에서 냉각된 증발가스의 압력을 강하시키는 압력 강하 수단; 및 상기 증발가스로부터 상기 압축기에서 혼입된 윤활제 성분을 분리제거하는 오일 분리 유닛;을 포함하고, 상기 압력 강하 수단을 통과하면서 증발가스는 액화되며, 상기 오일 분리 유닛은, 상기 압력 강하 수단 후단에 마련되어 상기 액화된 증발가스 중의 고체화된 이물질을 분리 제거하는 것을 특징으로 한다.

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Номер записи: 22
22-08-2016 дата публикации

SYSTEM FOR TREATING EVAPORATION GAS OF MARINE STRUCTURE

Номер: KR1020160099522A
Автор: LEE, JOON CHAE, JUNG, JE HEON, MOON, YOUNG SIK, KIM, NAM SOO, CHOI, DONG KYU, JANG, JAE HO
Принадлежит:

The present invention relates to a system for treating evaporation gas of a marine structure capable of efficiently using evaporation gas by pressurizing evaporation gas discharged from a storage tank, using most of the evaporation gas as a fuel of a high pressure natural gas injection engine, liquefying remaining part of evaporation gas with cold heat of the evaporation gas newly discharged from the storage tank, and returning the evaporation gas to the storage tank. According to the present invention, the system for treating evaporation gas of a marine structure including a storage tank storing liquefied natural gas and a high pressure natural gas injection engine using evaporation gas discharged from the storage tank as a fuel comprises: a compressor receiving evaporation gas generated in the storage tank and compressing the evaporation gas; the high pressure natural gas injection engine receiving the evaporation gas compressed in the compressor and using the evaporation gas as a fuel ...

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Номер записи: 23
03-08-2015 дата публикации

EVAPORATION GAS PROCESSING SYSTEM FOR MARINE STRUCTURE

Номер: KR1020150088778A
Автор: LEE, JOON CHAE, JUNG, JE HEON, MOON, YOUNG SIK, KIM, NAM SOO, CHOI, DONG KYU, JANG, JAE HO
Принадлежит:

The present invention relates to an evaporation gas processing system for a marine structure capable of effectively using an evaporation gas by using most of the evaporation gas discharged from a storing tank as fuel for a natural gas injecting engine of a vessel after pressing, partly liquefying the remaining evaporation gas using cold heat of evaporation gas newly discharged from the storing tank, and returning the liquefied evaporation gas to the storing tank. The evaporation gas processing system for a marine structure includes the storing tank receiving LPG and a high-pressure natural gas injecting engine using the evaporation gas discharged from the storing tank. According to the present invention, the evaporation gas processing system for a marine structure including a compressor receiving the evaporation gas generated inside the storing tank and compressing the received air; the high-pressure natural gas injecting engine receiving and using the evaporation gas compressed by the ...

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Номер записи: 24
13-07-2016 дата публикации

BOIL-OFF GAS RE-LIQUEFACTION APPARATUS AND METHOD FOR SHIP

Номер: KR1020160084198A
Автор: JUNG, IN DON, LEE, JOON CHAE
Принадлежит:

Disclosed is a re-liquefaction apparatus which uses boil-off gas as cooling fluid to re-liquefy the boil-off gas generated in an LNG storage tank installed in a ship. The boil-off gas (BOG) re-liquefaction apparatus for a ship comprises; a BOG compression part which compresses the BOG discharged from the storage tank; a self-heat exchanger which exchanges the heat of the BOG compressed in the BOG compression part with the BOG discharged from the storage tank; a cooling part which re-cools the compressed BOG passing through the self-heat exchanger using a Peltier effect; and a pressure reducing device which reduces the pressure of the compressed BOG having a lowered enthalpy passing through the cooling part. COPYRIGHT KIPO 2016 (A1,A2,A3, A4) DF engine (BB) ME-GI engine ...

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Номер записи: 25
20-10-2017 дата публикации

선체 내에 엔진을 탑재한 선박

Номер: KR0101788751B1
Автор: 이준채, 안성일, 문영식, 최동규
Принадлежит: 대우조선해양 주식회사

... 선체 내에 엔진을 탑재한 선박이 개시된다. 상기 선박은, 액화가스를 저장하고 있는 저장탱크와; 상기 저장탱크 내에서 발생한 증발가스를 공급받아 압축하는 압축수단과; 상기 압축수단에서 압축된 증발가스를, 상기 엔진에 공급되는 연료와 열교환하여 냉각시키는 열회수유닛;을 포함한다.

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Номер записи: 26
17-10-2016 дата публикации

VESSEL HAVING HIGH PRESSURE GAS INJECTION ENGINE IN HULL

Номер: KR1020160120046A
Автор: AHN, SUNG IL, MOON, YOUNG SIK, CHOI, DONG KYU, LEE, JOON CHAE, AN, SU KYUNG
Принадлежит:

Provided by the present invention is a vessel which has a high pressure gas injection engine in a hull. The vessel comprises: a storage tank (11) which stores liquefied gas; a compression means (13) which receives and compresses evaporation gas generated in the storage tank; a heat exchanger (15) which cools down the evaporation gas by exchanging the heat of the evaporation gas compressed in the compression means with the heat of evaporation gas discharged from the storage tank; a pressure control means (17) which supplies the evaporation gas cooled down in the heat exchanger to the high pressure gas injection engine as fuel by pressurizing the evaporation gas at a pressure required in the high pressure gas injection engine (21); and a temperature control means (19) which heats fuel pressurized in the pressure control means to a temperature required in the high pressure gas injection engine. The main ingredient of the liquefied gas is a material whose boiling point is -110 °C or higher ...

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Номер записи: 27
10-12-2018 дата публикации

SYSTEM OF BOIL-OFF GAS RELIQUEFACTION FOR VESSEL

Номер: KR101908571B1
Автор: LEE JOON CHAE, CHOI DONG KYU
Принадлежит: DAEWOO SHIPBUILDING & MARINE ENGINEERING CO., LTD.

Disclosed is a system of boil-off gas reliquefaction for a vessel. The system of boil-off gas reliquefaction for a vessel comprises: a multi-stage compressor for compressing boil-off gas; a heat exchanger cooling the boil-off gas compressed by the multi-stage compressor through heat exchange by using boil-off gas before compression by the multi-stage compressor as a refrigerant; a decompression device installed at the rear end of the heat exchanger to decompress fluid cooled by the heat exchanger; and a detour line making the boil-off gas detour to the heat exchanger so that the boil-off gas can be supplied to the multi-stage compressor. COPYRIGHT KIPO 2019 (AA) Gas combustion apparatus (BB) Generator (CC) Main engine ...

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Номер записи: 28
07-09-2018 дата публикации

선박

Номер: KR0101895788B1
Автор: 이준채, 최동규
Принадлежит: 대우조선해양 주식회사

... 저장탱크에서 발생하는 증발가스를 증발가스 자체를 냉매로 사용하여 재액화시키는 시스템을 포함하는 선박이 개시된다. 상기 선박은, 상기 저장탱크로부터 배출되는 증발가스를 다단계로 압축시키는 다단압축기; 상기 다단압축기에 의해 압축된 증발가스를 상기 저장탱크로부터 배출된 증발가스와 열교환시켜 냉각시키는 열교환기; 상기 열교환기에 의해 냉각된 증발가스를 팽창시키는 감압장치; 및 상기 저장탱크로부터 배출된 증발가스를 상기 열교환기로 보내는 라인으로부터 분기되는 제1 배출라인;을 포함하고, 상기 저장탱크로부터 배출되는 증발가스는, 상기 제1 배출라인에 의해 가스연소장치로 보내진다.

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Номер записи: 29
05-09-2017 дата публикации

엔진을 포함하는 선박

Номер: KR0101775048B1
Автор: 이준채, 유병용, 정해원, 강동억
Принадлежит: 대우조선해양 주식회사

... 엔진을 포함하는 선박이 개시된다. 상기 엔진을 포함하는 선박은, 저장탱크로부터 배출되는 증발가스를 열교환시키는 자가열교환기; 상기 저장탱크로부터 배출된 후 상기 자가열교환기를 통과한 증발가스를 다단계로 압축시키는 다단압축기; 상기 다단압축기에 의해 압축된 후 상기 자가열교환기를 통과한 증발가스의 일부를 팽창시키는 제1 감압장치; 상기 다단압축기에 의해 압축된 후 상기 자가열교환기를 통과한 증발가스의 다른 일부를 팽창시키는 제2 감압장치; 및 상기 다단압축기에 의해 압축되고 상기 자가열교환기에 의해 냉각된 후 상기 제1 감압장치에 의해 팽창되며 일부 재액화된 액화천연가스와 기체 상태로 남아있는 증발가스를 분리하는 제1 기액분리기;를 포함하고, 상기 자가열교환기는, 상기 저장탱크로부터 배출되는 증발가스와, 상기 제1 기액분리기에 의해 분리된 액화천연가스와, 상기 제1 기액분리기에 의해 분리된 증발가스를 냉매로 하여, 상기 다단압축기에 의해 압축된 증발가스를 냉각시킨다.

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Номер записи: 30
03-03-2016 дата публикации

BOIL-OFF GAS TREATMENT SYSTEM AND METHOD

Номер: KR101599411B1
Автор: LEE, JOON CHAE, JUNG, JE HEON, CHOI, DONG KYU
Принадлежит: DAEWOO SHIPBUILDING & MARINE ENGINEERING CO., LTD.

A boil-off gas treatment system and method are disclosed. The boil-off gas treatment system comprises: a storage tank which is prepared in a ship or an offshore structure and stores low-temperature liquid cargo therein; a refrigerant circulating part which receives boil-off gas generated from the low-temperature liquid cargo stored in the storage tank and allows the boil-off gas to circulate as refrigerants; a refrigerant supply line which supplies the boil-off gas from the storage tank to the refrigerant circulating part; and a cutoff valve which is prepared in the refrigerant supply line. Therefore, the present invention improves traffic efficiency by effectively treating boil-off gas generated in the storage tank where liquid cargo is stored. COPYRIGHT KIPO 2016 ...

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Номер записи: 31
31-10-2016 дата публикации

해양구조물의 가연성 물질 이송장치

Номер: KR0101670873B1
Автор: 이준채, 정제헌, 강동억
Принадлежит: 대우조선해양 주식회사

... 본 발명은, 해양구조물 상에서 LNG와 같은 가연성 물질을 이송할 때, 압축기 또는 펌프를 작동시키기 위한 구동원으로서 유압모터를 사용함으로써 가연성 물질을 폭발이나 화재의 위험 없이 안전하게 이송할 수 있는 가연성 물질 이송장치 및 방법에 에 관한 것이다. 본 발명에 따르면, 해양구조물에서 가연성 물질을 하나의 장소에서 다른 장소로 이송시키기 위해 사용되는 해양구조물의 가연성 물질 이송장치로서, 위험구역 내에 설치되어 가연성 물질을 가압함으로써 가연성 물질을 일방향으로 이송시키는 가압수단과; 상기 가압수단을 구동시키는 유압모터; 를 포함하며, 상기 유압모터는 상기 위험구역 내에 상기 가압수단과 함께 설치되어 있는, 해양구조물의 가연성 물질 이송장치와, 이를 활용한 이송방법이 제공된다.

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Номер записи: 32
20-12-2018 дата публикации

BOG RELIQUEFACTION SYSTEM AND METHOD

Номер: KR1020180135198A
Автор: SON, JAE WOOK, LEE, JOON CHAE
Принадлежит:

Disclosed is a BOG reliquefaction system. The BOG reliquefaction system comprises: a compressor compressing BOG; a heat exchanger heat exchanging and cooling the BOG compressed by the compressor with the BOG as refrigerant before the BOG is compressed by the compressor; an oil filter filtering oil condensed in a fluid sent in the middle of the heat exchanger, and sending the fluid in which the oil is filtered to the heat exchanger; and an expansion means expanding the fluid passing through a remaining cooling process in the heat exchanger after passing through the oil filter. A temperature of the fluid sent to the oil filter from the heat exchanger is a condensed temperature of the oil used as a lubricant in the compressor. COPYRIGHT KIPO 2019 ...

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Номер записи: 33
11-02-2019 дата публикации

증발가스 재액화 시스템 및 증발가스 재액화 시스템 내의 윤활유 배출 방법

Номер: KR1020190013679A
Автор: 이준채, 류승각, 장재형
Принадлежит:

... 증발가스를 압축기에 의해 압축시키고, 압축된 증발가스를 압축되기 전의 증발가스와 열교환기에서 열교환시켜 냉각시키고, 열교환시켜 냉각시킨 유체를 감압장치에 의해 감압시켜, 증발가스를 재액화시키는 시스템 내의 윤활유를 배출시키는 방법이 개시된다. 상기 윤활유 배출 방법은, 상기 열교환기에서 냉매로 사용되는 증발가스는 제1 공급라인을 따라 상기 열교환기로 공급되고, 상기 열교환기에서 냉매로 사용된 증발가스는 제2 공급라인을 따라 상기 압축기로 공급되고, 상기 열교환기에서 냉매로 사용되기 전의 증발가스는 우회라인을 따라 상기 열교환기를 우회하여 상기 압축기로 공급될 수 있고, 상기 우회라인 상에는 유체의 유량 및 개폐를 조절하는 우회밸브가 설치되고, 상기 제1 공급라인 상의 상기 열교환기 전단에는 유체의 유량 및 개폐를 조절하는 제1 밸브가 설치되고, 상기 제2 공급라인 상의 상기 열교환기 후단에는 유체의 유량 및 개폐를 조절하는 제2 밸브가 설치되고, 상기 압축기는 급유식 실린더를 적어도 한 개 포함하고, 2) 상기 우회밸브를 열고, 상기 제1 밸브 및 상기 제2 밸브를 닫는 단계; 3) 상기 열교환기에서 냉매로 사용되기 전의 증발가스가 상기 우회라인을 지나 상기 압축기에 의해 압축되는 단계; 및 4) 상기 압축기에 의해 압축된 증발가스의 일부 또는 전부를 상기 열교환기로 보내는 단계;를 포함하고, 상기 압축기에 의해 압축되며 온도가 높아진 증발가스에 의해 응축 또는 응고된 윤활유를 녹이거나 점도를 낮춰 배출시키는 것을 특징으로 한다.

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Номер записи: 34
08-01-2015 дата публикации

SYSTEM AND METHOD FOR TREATING EVAPORATED GAS FROM SHIP

Номер: WO2015002491A1
Автор: LEE, Joon Chae, MOON, Young Sik
Принадлежит:

The present invention relates to a system for treating evaporated gas from a ship, which is installed in a ship that includes re-vaporization equipment for re-vaporizing LNG stored in a storage tank, to treat evaporated gas generated in the storage tank. The system comprises: a compressor for compressing evaporated gas discharged from the storage tank; and a heat exchanger for cooling the evaporated gas compressed in the compressor. The heat exchanger is installed on a downstream side of a high-pressure pump for compressing the LNG discharged from the storage tank to a pressure required by a location that needs the LNG, so as to cool the compressed evaporated gas compressed in the compressor by using the cold thermal energy from the LNG compressed in the high pressure pump.

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Номер записи: 35
28-06-2017 дата публикации

선박

Номер: KR0101751854B1
Автор: 박하나, 이준채, 김남수, 최동규
Принадлежит: 대우조선해양 주식회사

... 액화가스를 저장하는 저장탱크를 포함하는 선박이 개시된다. 상기 선박은, 상기 저장탱크로부터 배출되는 증발가스를 냉매로 하여, 압축된 증발가스(이하, '제1 유체'라고 한다.)를 열교환시켜 냉각시키는 열교환기; 상기 저장탱크로부터 배출된 증발가스의 일부를 압축시키는 주압축부; 상기 주압축부와 병렬로 설치되어, 상기 저장탱크로부터 배출된 증발가스의 다른 일부를 압축시키는 여분압축부; 및 상기 열교환기에서 상기 저장탱크로부터 배출되는 증발가스와 열교환되어 냉각된 상기 제1 유체를 팽창시키는 감압장치;를 포함하고, 상기 제1 유체는, 상기 주압축부에 의해 압축된 증발가스와 상기 여분압축부에 의해 압축된 증발가스가 합류된 흐름; 또는 상기 주압축부에 의해 압축된 증발가스;이다.

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Номер записи: 36
11-02-2019 дата публикации

증발가스 재액화 시스템 및 증발가스 재액화 시스템 내의 윤활유 배출 방법

Номер: KR1020190013463A
Автор: 한재식, 류승각, 이준채, 정인돈
Принадлежит:

... 증발가스를 압축기에 의해 압축시키고, 상기 압축기에 의해 압축된 증발가스를 상기 압축기에 의해 압축되기 전의 저온 증발가스와 열교환기에서 열교환시켜 냉각시키고, 열교환시켜 냉각시킨 유체를 감압장치에 의해 감압시켜, 증발가스를 재액화시키는 시스템 내의 윤활유를 배출시키는 방법이 개시된다. 상기 윤활유 배출 방법은, 상기 압축기는 급유식 실린더를 적어도 한 개 포함하며, 상기 열교환기에서 냉매로 사용될 예정이었던 상기 저온 증발가스를 상기 열교환기를 우회하도록 설치되는 우회라인을 통해 상기 압축기로 공급하고, 상기 압축기에 의해 압축되며 온도가 높아진 증발가스를 상기 열교환기의 고온 유로로 공급하여 응축 또는 응고된 윤활유를 녹이거나 점도를 낮춰 배출시키며, 상기 열교환기와 상기 감압장치 사이에 설치되는 배관은, 상기 열교환기의 고온 유로로부터 배출된 증발가스가 유입되며, 일정 길이만큼 수평으로 연장되는 제1 수평부; 상기 제1 수평부의 일측으로부터 일정 길이만큼 아래로 연장되는 제1 수직부; 상기 제1 수직부의 하부로부터 일정 길이만큼 수평으로 연장되는 제2 수평부; 및 상기 제2 수평부의 일측으로부터 위쪽으로도 일정 길이만큼 연장되고, 아래쪽으로도 일정 길이만큼 연장되는 제2 수직부;를 포함하여, 윤활유는 상기 제2 수직부 하부에 모이고, 증발가스는 상기 제2 수직부 상부를 통해 상기 감압장치로 공급되는 것을 특징으로 한다.

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Номер записи: 37
01-05-2014 дата публикации

METHOD FOR PROCESSING LIQUEFIED GAS IN SHIP

Номер: WO2014065620A1
Автор: LEE, Joon Chae, KWON, Soon Been, CHOI, Dong Kyu, MOON, Young Sik, KIM, Dong Chan, JUNG, Jeheon, KIM, Nam Soo
Принадлежит:

Disclosed is a method for processing liquefied gas by means of a system for processing a liquefied gas in a ship, comprising a storage tank for storing LNG, and a main engine and an auxiliary engine using the LNG stored in the storage tank as a fuel. The system for processing the liquefied gas comprises: a compressor line for compressing BOG generated in the storage tank with a compressor and supplying same as the fuel to the main engine and the auxiliary engine; and a pump line for compressing the LNG accommodated in the storage tank with a pump and supplying same as the fuel to the main engine and the auxiliary engine. In a laden state in which the amount of LNG stored in the storage tank is higher than that in a ballast state, the BOG generated in the storage tank is supplied as the fuel through the compressor line to the main engine and/or the auxiliary engine.

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Номер записи: 38
08-12-2016 дата публикации

BOIL-OFF GAS RE-LIQUEFYING SYSTEM

Номер: WO2016195237A1
Автор: SHIN, Hyun Jun, CHOI, Dong Kyu, MOON, Young Sik, AN, Su Kyung, LEE, Joon Chae
Принадлежит:

Disclosed is a system for re-liquefying a boil-off gas generated from a storage tank. A boil-off gas re-liquefying system comprises: a first compressor for compressing a part of a boil-off gas (hereafter referred to as "fluid A") that is discharged from a storage tank; a second compressor for compressing the other part of the boil-off gas (hereafter referred to as "fluid B") that is discharged from the storage tank; a second expanding means for expanding a part of a confluence flow (hereafter referred to as "fluid C") of fluid A and fluid B; a heat exchanger for cooling the other part of the confluence flow (hereafter referred to as "fluid D") of fluid A and fluid B; and a first expanding means for expanding fluid D that has been cooled by means of the heat exchanger, wherein the heat exchanger heat exchanges and cools fluid D by means of fluid C, which has been expanded by means of the second expanding means, as a refrigerant.

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Номер записи: 39
31-05-2016 дата публикации

BOIL-OFF GAS RELIQUEFACTION SYSTEM

Номер: KR101623171B1
Автор: SHIN, HYUN JUN, CHOI, DONG KYU, MOON, YOUNG SIK, AN, SU KYUNG, LEE, JOON CHAE
Принадлежит: DAEWOO SHIPBUILDING & MARINE ENGINEERING CO., LTD.

Disclosed is a device for reliquefying boil-off gas. According to the present invention, cold heat for reliquefying boil-off gas can be additionally supplied by using a compressor additionally installed for redundancy design, without the equipment of a high-capacity compressor. Accordingly, the reliquefaction capacity of the boil-off gas can be improved, even if the compressor with the same capacity is installed. The system for relieufying boil-off gas comprises: a first compressor for compressing a portion of the boil-off gas; a second compressor for compressing the other portion of the boil-off gas; a second expanding means for expanding a portion of flow; a heat exchanger for cooling the other portion of the flow; and a first expanding means for expanding a fluid. COPYRIGHT KIPO 2016 ...

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Номер записи: 40
25-04-2017 дата публикации

DUAL RE-LIQUIFYING DEVICE AND METHOD USING SINGLE COMPRESSOR

Номер: KR1020170044358A
Автор: LEE, JOON CHAE, JUNG, JE HEON, CHOI, DONG KYU
Принадлежит:

Disclosed is a dual re-liquefying device using a single compressor. According to the present invention, dual re-liquefying performance can be achieved with one single compressor, thus improving performance of liquefying evaporation gas. Moreover, the present invention does not additionally include a compressor for dual re-liquefaction, thus reducing the volume thereof and reducing costs. To achieve this, the present invention includes: a first exchanger for firstly cooling the evaporation gas using a first refrigerant; a second exchanger for secondly cooling the evaporation gas using a second refrigerant; and a single compressor for compressing the first refrigerant and the second refrigerant. The compressor includes a first compression portion and a second compression portion. The first refrigerant circulates in a first passage including the first compression portion and the first heat exchanger. The second refrigerant circulates in a second passage including the second compression portion ...

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Номер записи: 41
12-01-2017 дата публикации

SHIP COMPRISING ENGINE

Номер: WO2017007168A1
Автор: LEE, Joon Chae, JUNG, Hae Won, JUNG, Je Heon
Принадлежит:

A ship comprising an engine is disclosed. The ship comprising an engine comprises: a first self-heat exchanger which heat-exchanges boil-off gas discharged from a storage tank; a multi-stage compressor which compresses, in multi-stages, the boil-off gas that passed through the first self-heat exchanger after being discharged from the storage tank; a first decompressing device which expands one portion of the boil-off gas compressed by the multi-stage compressor; a second self-heat exchanger which heat-exchanges the other portion of the boil-off gas compressed by the multi-stage compressor, with the boil-off gas expanded by the first decompressing device; and a second decompressing device which expands the boil-off gas pre-cooled by the second self-heat exchanger and cooled by the first self-heat exchanger, wherein the first self-heat exchanger uses the boil-off gas discharged from the storage tank as a refrigerant for cooling the boil-off gas that passed through the second self-heat exchanger ...

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Номер записи: 42
01-05-2014 дата публикации

SYSTEM AND METHOD FOR SUPPLYING HYBRID FUEL IN ENGINE FOR SHIP

Номер: WO2014065617A1
Автор: LEE, Joon Chae, CHOI, Dong Kyu, MOON, Young Sik, JUNG, Seung Kyo, JUNG, Jeheon, KIM, Nam Soo
Принадлежит:

Disclosed is a system for supplying a hybrid fuel in an engine for a ship. The system for supplying the hybrid fuel in the engine for the ship, according to the present invention, comprises: a compression device for compressing BOG generated from LNG that is stored in an LNG storage tank; a high-pressure pump for receiving supplied LNG that is stored in the LNG storage tank and compressing same; a gasifier for gasifying the LNG that is compressed by the high-pressure pump; and a duel fuel (DF) engine for receiving as a fuel the BOG which is compressed by passing through the compression device. The engine for the ship uses as the fuel a high-pressure gas that is compressed to 150 to 400 bars, and is driven by receiving a supply of the BOG that is compressed by the compression device and/or the LNG that is compressed by the high-pressure pump.

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Номер записи: 43
21-02-2018 дата публикации

SHIP

Номер: KR1020180018014A
Автор: LEE, JOON CHAE, CHOI, DONG KYU
Принадлежит:

Disclosed is a ship having a re-liquefaction system for evaporation gas, generated from a storage tank, by using the evaporation gas as a refrigerant. The ship comprises: a multi-step compressor compressing the evaporation gas discharged from the storage tank in multiple stages; a heat exchanger allowing the evaporation gas compressed by the multi-step compressor to exchange heat with the evaporation gas discharged from the storage tank for cooling; a decompression apparatus which expands the evaporation gas cooled by the heat exchanger; and a first discharge line branched from a line transmitting the evaporation gas discharged from the storage tank to the heat exchanger. Moreover, the evaporation gas discharged from the storage tank is transmitted to a gas combustion apparatus by the first discharge line. COPYRIGHT KIPO 2018 (AA) Gas combustion apparatus (BB) Power generator (CC) Main engine ...

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Номер записи: 44
01-11-2017 дата публикации

VESSEL

Номер: KR1020170120858A
Автор: LEE, JOON CHAE, JUNG, JE HEON, CHOI, DONG KYU
Принадлежит:

Disclosed is a vessel having a system for reliquefying boil-off gas generated in a storage tank. The vessel comprises: a compressor compressing the boil-off gas discharged from the storage tank; an oil separator filtering oil contained in boil-off gas compressed by the compressor; a first heat exchanger heat exchanging and cooling the boil-off gas compressed by the compressor with the boil-off gas discharged from the storage tank; and a decompression device expanding boil-off gas cooled by the first heat exchanger after the boil-off gas is compressed by the compressor. COPYRIGHT KIPO 2017 (AA) Low pressure-engine (BB) High pressure-engine ...

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Номер записи: 45
15-07-2015 дата публикации

DEVICE AND METHOD TO SUPPLY FUEL GAS OF VESSEL

Номер: KR1020150081911A
Автор: LEE, JOON CHAE, KANG, DONG EOK, PARK, CHEONG GI
Принадлежит:

The present invention relates to the placement of a fuel gas tank in a fuel gas supply device supplying liquefied natural gas to an engine. According to an embodiment of the present invention, the fuel gas supply device includes an engine generating thrust by using fuel gas; a first fuel gas tank storing the fuel gas supplied to the engine; and a fuel gas supply (FGS) room including devices supplying the fuel gas to the engine by pressurizing the gas stored in the fuel gas tank. The engine is installed in an engine room at the stern of a vessel, and the fuel gas supply room is installed on the engine room. COPYRIGHT KIPO 2015 (AA) Accommodation ...

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Номер записи: 46
07-02-2019 дата публикации

BOIL-OFF GAS RELIQUEFACTION SYSTEM AND METHOD FOR DISCHARGING LUBRICATING OIL IN BOIL-OFF GAS RELIQUEFACTION SYSTEM

Номер: WO2019027068A1
Автор: LEE, Joon Chae, CHOI, Dong Kyu, KIM, Dong Chan, CHOI, Won Jae, PARK, Cheong Gi, LYU, Sung Kak, JANG, Jae Hyeoung
Принадлежит:

Disclosed is a method for discharging lubricating oil in a system for reliquefying boil-off gas by compressing the boil-off gas by means of a compressor, subjecting the compressed boil-off gas to heat exchange with the pre-compression state boil-off gas in a heat exchanger, and thus cooling same, and decompressing, by means of a decompressing device, the fluid cooled by the heat exchange. According to the method for discharging lubricating oil, the compressor comprises at least one oil-lubricated cylinder, and it is determined that a "time to discharge condensed or coagulated lubricating oil" has come when at least one of the following conditions is satisfied: a condition where the difference between the temperature, at the front end of the heat exchanger, of the boil-off gas used as a refrigerant in the heat exchanger, and the temperature of the boil-off gas cooled by the heat exchanger after being compressed by the compressor ("temperature difference of low-temperature flow" hereafter ...

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Номер записи: 47
28-06-2017 дата публикации

증발가스 재액화 시스템 및 방법

Номер: KR0101751860B1
Автор: 이준채, 문영식, 최동규, 이창우
Принадлежит: 대우조선해양 주식회사

... 증발가스 재액화 시스템 및 방법이 개시된다. 본 발명의 증발가스 재액화 시스템은 선박 또는 해양 구조물에 마련된 저장탱크에서 발생하는 증발가스를 압축하는 컴프레서; 상기 컴프레서에서 압축된 증발가스가 상기 컴프레서로 도입될 증발가스와 열교환되는 제1 열교환기; 및 상기 제1 열교환기에서 열교환된 상기 압축된 증발가스가 단열팽창되는 제1 팽창 수단을 포함하되, 상기 컴프레서에는 마모방지를 위한 윤활유가 공급되고, 상기 제1 열교환기의 일부를 거쳐 냉각된, 상기 압축된 증발가스에 포함된 상기 윤활유를 분리하고 상기 제1 열교환기로 재도입시키는 오일 세퍼레이터를 더 포함하는 것을 특징으로 한다.

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Номер записи: 48
15-07-2015 дата публикации

DEVICE AND METHOD TO SUPPLY FUEL GAS IN VESSEL

Номер: KR1020150081912A
Автор: LEE, JOON CHAE, KANG, DONG EOK, PARK, CHEONG GI
Принадлежит:

The present invention relates to the placement of a fuel gas tank in a fuel gas supply device supplying liquefied natural gas to an engine. According to an embodiment of the present invention, the fuel gas supply device includes an engine generating thrust by using fuel gas; and a fuel gas tank storing the fuel gas supplied to the engine. The engine is installed in an engine room at the stern of a vessel, and the fuel gas tank is installed on the engine room. The fuel gas tank is placed in a longitudinal direction of the vessel. The vessel is a container vessel. COPYRIGHT KIPO 2015 (AA) Accommodation ...

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Номер записи: 49
04-02-2016 дата публикации

FUEL SUPPLY CONTROL SYSTEM AND CONTROL METHOD

Номер: WO2016017974A1
Автор: LEE, Joon Chae, JUNG, Je Heon, KANG, Dong Eok, PARK, Cheong Gi
Принадлежит:

A fuel supply control system and control method are disclosed. In a fuel supply control system of a high-pressure gas injection engine provided in a ship or an offshore structure, the fuel supply control system of the present invention includes: a gas supply mode for supplying gas to the high-pressure gas injection engine through a gas supplying part for receiving LNG from a storage tank so as to compress and vaporize the LNG; and an oil supply mode for supplying oil as fuel to the high-pressure gas injection engine, wherein the mode is switched into the oil supply mode during an emergency including a device malfunction in the gas supply mode, such that the oil supply mode can be configured as a redundancy of the gas supply mode.

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Номер записи: 50
03-09-2015 дата публикации

BOIL-OFF GAS TREATMENT SYSTEM

Номер: WO2015130122A1
Автор: LEE, Joon Chae, KWON, Soon Been, KIM, Nam Soo, JUNG, Je Heon, PARK, Cheong Gi
Принадлежит:

A boil-off gas treatment system is disclosed. The boil-off gas treatment system according to the present invention comprises: a compressor which compresses boil-off gas that is generated in an LNG storage tank of a ship or floating structure; a heat exchanger which cools the boil-off gas that has been compressed in the compressor using boil-off gas that is to be introduced into the compressor by means of exchanging heat therebetween; an expansion means which adiabatically expands the boil-off gas that was cooled in the heat exchanger; a gas-liquid separator which separates the boil-off gas that was adiabatically expanded in the expansion means into gas and liquid, and supplies liquefied natural gas to the LNG storage tank; and a bypass line which supplies the adiabatically-expanded boil-off gas from the downstream of the expansion means to the downstream of the gas-liquid separator.

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Номер записи: 51
08-12-2016 дата публикации

SHIP

Номер: WO2016195232A1
Автор: SHIN, Hyun Jun, CHOI, Dong Kyu, MOON, Young Sik, AN, Su Kyung, JANG, Hyun Min, SON, Jae Wook, LEE, Joon Chae
Принадлежит:

Disclosed is a ship comprising a storage tank for storing a liquefied gas. A ship comprises: a boil-off gas heat exchanger which is provided downstream of a storage tank and is for heat exchanging a compressed boil-off gas (hereafter referred to as "a first fluid") by means of a boil-off gas discharged from the storage tank as a refrigerant, thereby cooling same; a compressor which is provided downstream of the boil-off gas heat exchanger and is for compressing a part of the boil-off gas discharged from the storage tank; an extra compressor which is provided downstream of the boil-off gas heat exchanger and parallel with the compressor and is for compressing the other part of the boil-off gas discharged from the storage tank; a refrigerant heat exchanger which is for additionally cooling the first fluid which has been cooled by means of the boil-off gas heat exchanger; a refrigerant decompressing device which is for expanding a second fluid, which has been sent to the refrigerant heat exchanger ...

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Номер записи: 52
03-08-2018 дата публикации

BOIL-OFF GAS RELIQUEFACTION METHOD AND SYSTEM FOR LNG VESSEL

Номер: KR1020180088108A
Автор: JUNG, HAE WON, KANG, DONG EOK, LEE, JOON CHAE, CHOI, DONG KYU
Принадлежит:

A boil-off gas reliquefaction system for an LNG vessel is disclosed. The boil-off gas reliquefaction system for an LNG vessel comprises: a heat exchanger heat exchanging and cooling a high temperature fluid that is boil-off gas compressed by a compressor with a low temperature fluid that is a boil-off gas before compression; and an expansion means expanding a fluid cooled by the heat exchanger. The heat exchanger comprises: a core having a plurality of blocks in which heat exchange between the high temperature fluid and the low temperature fluid is generated; and a fluid dispersion means dispersing a fluid flowing into the core or another fluid discharged from the core. The core has the blocks, and the fluid dispersion means is coupled to the heat exchanger to resolve thermal flexibility. COPYRIGHT KIPO 2018 ...

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Номер записи: 53
29-07-2016 дата публикации

선박의 제조방법

Номер: KR0101640768B1
Автор: 이준채, 최동규, 문영식, 정승교, 정제헌, 김남수, 장재호
Принадлежит: 대우조선해양 주식회사

... 저장탱크에서 배출된 증발가스를 가압한 후 일부는 선박 엔진의 연료로 사용하고 나머지는 저장탱크로부터 새롭게 배출되는 증발가스의 냉열로 액화시켜 저장탱크로 복귀시킴으로써, 증발가스를 효율적으로 사용할 수 있도록 제조되는 선박의 제조방법이 개시된다. 본 발명에 따른 선박의 제조방법은, 액화가스를 저장하고 있는 저장탱크와, 상기 저장탱크에 저장된 액화가스에서 발생한 증발가스를 상기 저장탱크에서 배출시켜 압축시키는 압축기와, 상기 압축기에서 압축된 증발가스를 연료로서 사용하는 중압 가스 엔진을 포함하는 선박의 제조방법으로서, 상기 압축기에서 압축된 증발가스를 더 압축하는 부스터 압축기와, 상기 부스터 압축기에서 더 압축된 증발가스를 상기 저장탱크에서 배출된 증발가스와 열교환하여 냉각하는 열교환기와, 상기 열교환기에서 냉각된 증발가스를 감압하는 팽창수단과, 상기 팽창수단에서 감압된 후 기액 혼합상태로 된 증발가스 중 기체 성분과 액체 성분을 분리하는 기액분리기와, 상기 기액분리기에서 분리된 기체 성분을 상기 저장탱크에서 배출된 증발가스에 합류시키는 증발가스 재순환라인을 상기 선박에 추가로 설치한다.

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Номер записи: 54
09-03-2017 дата публикации

엘엔지선의 카고탱크용 엘엔지 공급 보조장치

Номер: KR0101714669B1
Автор: 이준채, 제창호, 정인돈
Принадлежит: 대우조선해양 주식회사

... 본 발명에 따른 엘엔지선의 카고탱크용 엘엔지 공급 보조장치는, 내부에 상방이 개방된 수용공간이 형성되고, 하단 테두리 부위를 따라 엘엔지가 유입되도록 하부 흡입구가 상하로 관통 형성되는 본체와, 상기 하부 흡입구들의 상방에 유동 가능하게 배치되어, 상기 수용공간으로 유입된 엘엔지가 상기 하부 흡입구로 배출되지 않도록 차단하는 환 봉 형상의 밀폐부재 및, 상기 수용공간의 하부로 삽입된 후 체결부재에 의해 상기 수용공간의 내주에 착탈 가능하게 결합되어 상기 하부 흡입구의 상부와 상기 밀폐부재의 외부를 감싸며, 상부와 측부를 따라 상부 흡입구와 측부 흡입구가 각각 형성되는 브라켓을 포함한다.

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Номер записи: 55
17-03-2017 дата публикации

RE-LIQUEFACTION SYSTEM AND METHOD OF BOIL-OFF GAS

Номер: KR1020170030508A
Автор: LEE, JOON CHAE, MOON, YOUNG SIK, CHOI, DONG KYU, LEE, CHANG WOO
Принадлежит:

The present invention discloses a re-liquefaction system and method of boil-off gas (BOG). The re-liquefaction system of the present invention includes: a compressor compressing BOG generated from a storage tank installed in a vessel or a marine structure; a first heat exchanger making the BOG compressed by the compressor exchange heat with the BOG introduced to the compressor; and a first expansion means where the compressed BOG, acquired after the heat-exchanging performed in the first heat exchanger, is expanded, wherein a lubricant for wear prevention is provided to the compressor. The present invention further includes an oil separator separating the lubricant included in the compressed BOG, cooled by passing through a part of the first heat exchanger, and re-introducing the lubricant to the first heat exchanger. Thus, the present invention may effectively process BOG generated in a storage tank. COPYRIGHT KIPO 2017 ...

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Номер записи: 56
05-11-2015 дата публикации

FUEL GAS SUPPLY SYSTEM OF VESSEL

Номер: WO2015167214A1
Автор: LEE, Joon Chae, JUNG, Je Heon, KANG, Dong Eok, PARK, Cheong Gi
Принадлежит:

Disclosed is a fuel gas supply system (FGSS) of a vessel, which supplies natural gas to an engine as a fuel. The FGSS of the vessel includes: a storage tank in which a liquid cargo is stored; a vent mast connected to the storage tank; a fuel pipe line connected to the engine to supply the fuel; and a vent line connected to the fuel pipe line, wherein the vent line is connected to the vent mast.

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Номер записи: 57
08-12-2016 дата публикации

SHIP

Номер: WO2016195233A1
Автор: AN, Su Kyung, CHOI, Dong Kyu, MOON, Young Sik, SHIN, Hyun Jun, JANG, Hyun Min, SON, Jae Wook, CHOI, Yong Seok, LEE, Joon Chae
Принадлежит:

Disclosed is a ship comprising a storage tank for storing liquefied gas. The ship comprises: an evaporated gas heat exchanger installed downstream of the storage tank such that compressed evaporated gas (hereinafter, referred to as "first fluid") is made to exchange heat and cooled using evaporated gas, which is discharged from the storage tank, as a refrigerant; a compressor installed downstream of the evaporated gas heat exchanger so as to compress a part of the evaporated gas discharged from the storage tank; a spare compressor installed downstream of the evaporated gas heat exchanger in parallel with the compressor so as to compress another part of the evaporated gas discharged from the storage tank; a refrigerant heat exchanger for additionally cooling the first fluid that has been cooled by the evaporated gas heat exchanger; a refrigerant pressure-reduction device for expanding the second fluid, which has been sent to the refrigerant heat exchanger (hereinafter, referred to as "second ...

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Номер записи: 58
07-02-2019 дата публикации

BOIL-OFF GAS RELIQUEFACTION SYSTEM, METHOD FOR DISCHARGING LUBRICATING OIL IN BOIL-OFF GAS RELIQUEFACTION SYSTEM, AND ENGINE FUEL SUPPLY METHOD

Номер: WO2019027063A1
Автор: LEE, Joon Chae, CHOI, Dong Kyu, PARK, Cheong Gi, KIM, Dong Chan, CHOI, Won Jae, LEE, Chang Woo, SHIN, Hyun Jun
Принадлежит:

A boil-off gas reliquefaction system is disclosed. The boil-off gas reliquefaction system comprises: a compressor for compressing boil-off gas; a heat exchanger for subjecting the boil-off gas compressed by the compressor to heat exchange, and thus cooling same, by using the boil-off gas before being compressed by the compressor as a refrigerant; a bypass line for enabling the boil-off gas to bypass the heat exchanger and be supplied to the compressor; a second valve for controlling fluid flow and opening/closing, which is installed on a second supply line for transferring, to the compressor, the boil-off gas used as a refrigerant in the heat exchanger; and a decompressing device installed at the rear end of the heat exchanger, and decompressing the fluid cooled by the heat exchanger, wherein the compressor comprises at least one oil-lubricated cylinder, and the bypass line converges into the second supply line at the rear end of the second valve.

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Номер записи: 59
16-10-2018 дата публикации

LNG 선의 증발가스 재액화 방법 및 시스템

Номер: KR0101908565B1
Автор: 정해원, 강동억, 이준채, 최동규
Принадлежит: 대우조선해양 주식회사

LNG 선의 증발가스 재액화 시스템이 개시된다. 상기 LNG 선의 증발가스 재액화 시스템은, 압축기에 의해 압축된 증발가스인 고온유체를 압축 전 증발가스인 저온유체와 열교환시켜 냉각시키는 열교환기; 및 상기 열교환기에 의해 냉각된 유체를 팽창시키는 팽창수단;을 포함하고, 상기 열교환기는, 상기 고온유체와 상기 저온유체의 열교환이 발생하는 다수개의 블럭을 포함하는 코어; 및 상기 코어로 유입되는 유체 또는 상기 코어로부터 배출되는 유체를 분산시키는 유체 분산 수단;을 포함하고, 상기 코어는 다수개의 블럭을 포함하며, 상기 유체 분산 수단은 열신축 해소가 가능하도록 상기 열교환기와 결합된다.

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Номер записи: 60
14-01-2019 дата публикации

3상 분리기 및 3상 분리기를 포함하는 해상 구조물의 증발가스 재액화 시스템

Номер: KR0101938174B1
Автор: 박청기, 최원재, 신현준, 이준채
Принадлежит: 대우조선해양 주식회사

... 본 발명은 혼합물로부터 기체, 액체 및 고체 입자를 하나의 장치에서 분리할 수 있는 3상 분리기에 관한 것으로, 특히 증발가스 재액화 시스템에 적용할 경우, 기체 상태의 증발가스와 액체 상태의 재액화 가스 및 고체 상태의 오일 입자를 하나의 장치에서 분리할 수 있는 3상 분리기에 관한 것이다. 본 발명에 따른 3상 분리기는, 기체, 액체 및 고체를 포함하는 혼합물로부터 상기 기체, 액체 및 고체를 3상 분리하는 분리기로서, 내부 공간에서 상기 혼합물이 3상 분리되는 본체; 상기 본체의 상부에 형성되며 분리된 기체를 배출시키는 기체 배출구; 상기 본체 측면 중간부에 형성되며 분리된 액체를 배출시키는 액체 배출구; 및 상기 본체의 하부에 형성되며 분리된 고체 입자를 배출시키는 고체 배출구;를 포함하고, 상기 본체는, 하부를 향해 직경이 점차 좁아지는 고체 분리부;를 포함하는 것을 특징으로 한다.

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Номер записи: 61
15-07-2015 дата публикации

DEVICE TO SUPPLY FUEL GAS TO VESSEL

Номер: KR1020150081910A
Автор: LEE, JOON CHAE, KANG, DONG EOK, PARK, CHEONG GI
Принадлежит:

The present invention relates to an arrangement of a vent riser and a bunkering manifold in a fuel gas supply device supplying liquefied natural gas to an engine. According to an embodiment of the present invention, a device to supply fuel gas to a vessel comprises: an engine generating thrust using fuel gas; a fuel gas tank storing the fuel gas supplied to the engine; and the bunkering manifold supplying fuel gas to the fuel gas tank by receiving the gas outside of the vessel. The engine is installed in an engine room at a stern of the vessel, and the bunkering manifold is installed in a side of the stern of the vessel. COPYRIGHT KIPO 2015 (AA) Accommodation ...

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Номер записи: 62
09-11-2015 дата публикации

SYSTEM TO PROCESS EVAPORATION GAS FOR SHIP

Номер: KR1020150125634A
Автор: LEE, JOON CHAE, MOON, YOUNG SIK
Принадлежит:

The present invention relates to a system to process evaporation gas for a ship, and a method to process evaporation gas for a ship using the same which uses cold heat of LNG stored in a storage tank to re-liquefy evaporation gas in a storage tank when regasifying the LNG to supply the regasified LNG to a user on a shore to return the re-liquefied evaporation gas to the storage tank to process the evaporation gas without using a re-liquefying device having an additional refrigerant cycle. According to the present invention, the system to process evaporation gas for a ship is installed in a ship having a regasification facility to regasify LNG stored in a storage tank to process evaporation gas produced in the storage tank comprising: a compressor to compress the evaporation gas discharged from the storage tank, and a heat exchanger to cool the evaporation gas compressed by the compressor. The heat exchanger is installed downstream of a high pressure pump to compress the LNG discharged from ...

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Номер записи: 63
31-01-2017 дата публикации

BOIL OFF GAS RELIQUEFACTION SYSTEM AND BOIL OFF RELIQUEFACTION METHOD

Номер: KR1020170010427A
Автор: LEE, JOON CHAE, MOON, YOUNG SIK, CHOI, DONG KYU, LEE, CHANG WOO
Принадлежит:

Disclosed are a boil off gas reliquefaction system, and a boil off reliquefaction method. According to the present invention, the boil off gas reliquefaction system comprises: a compressor compressing boil off gas generated from a storage tank provided to a ship or an offshore structure; a first heat exchanger where the boil off gas compressed by the compressor exchanges heat with the boil off gas introduced to the compressor; a first expansion means where the compressed boil off gas of which the heat is exchanged in the first heat exchanger is expanded; and an oil separator separating lubricating oil contained in the compressed boil off gas cooled by passing a portion of the first heat exchanger and enabling the lubricating oil to be reintroduced to the first heat exchanger, wherein the lubricating oil to prevent abrasion is supplied to the compressor. COPYRIGHT KIPO 2017 ...

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Номер записи: 64
22-05-2017 дата публикации

SHIP

Номер: KR1020170055754A
Автор: PARK, HA NA, LEE, JOON CHAE, KIM, NAM SOO, CHOI, DONG KYU
Принадлежит:

A ship including a storage tank storing liquefied gas is disclosed. The ship comprises: a heat exchanger which exchanges heat with compressed evaporative gas (hereinafter, referred to as first fluid) by using evaporative gas discharged from the storage tank as a coolant to be cooled; a main compression unit which compresses some of the evaporative gas discharged from the storage tank; a redundancy compression unit which is installed in parallel to the main compression unit, and compresses the other of the evaporative gas discharged from the storage tank; and a decompression device which expands the first fluid cooled by heat exchange with the evaporative gas discharged from the storage tank in the heat exchanger. The first fluid is flow in which the evaporative gas compressed by the main compression unit joins with the evaporative gas compressed by the redundancy compression unit, or the evaporative gas compressed by the main compression unit. COPYRIGHT KIPO 2017 (AA) ME-GI engine ...

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Номер записи: 65
20-12-2018 дата публикации

BOIL-OFF GAS RELIQUEFACTION SYSTEM AND METHOD THEREOF

Номер: KR1020180135199A
Автор: SON, JAE WOOK, LEE, JOON CHAE
Принадлежит:

Disclosed is a boil-off gas (BOG) reliquefaction system capable of effectively removing oil mixed in BOG. According to the present invention, the BOG reliquefaction system comprises: a compressor compressing BOG; a second heat exchanger to cool the BOG compressed in the BOG compressor up to a condensation temperature of oil used as lubricant in the compressor through heat exchange; an oil separation means to filter out the condensed oil included in a fluid cooled by the second heat exchange; a first heat exchanger to cool the fluid passing through the oil separation means through heat exchange using BOG, which is not compressed by the compressor, as a refrigerant; and an expansion means to expand the fluid cooled by the first heat exchanger. The fluid primarily used as the refrigerant in the first heat exchanger is secondarily used as the refrigerant in the second heat exchanger to be sent to the compressor and a flow path of the second heat exchanger is greater than that of the first heat ...

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Номер записи: 66
26-03-2015 дата публикации

DEVICE AND METHOD FOR TRANSFERRING FLAMMABLE MATERIALS IN OFFSHORE STRUCTURE

Номер: WO2015041465A1
Автор: LEE, Joon Chae, JANG, Jae Ho, KIM, Ji Eun, LEE, Chang Woo, KIM, Nak Hyun, KANG, Dong Eok
Принадлежит:

The present invention relates to a device and method for transferring flammable materials, which are capable of safely transferring flammable materials without risk of explosion or fire by using a hydraulic motor as a driving source for operating a compressor or a pump when transferring the flammable materials such as LNG in an offshore structure. The device for transferring flammable materials in an offshore structure which is used to transfer the flammable materials in the offshore structure from one place to another, according to the present invention, is a device for transferring flammable materials in an offshore structure, comprising: a pressing means mounted in a risky area to transfer the flammable materials in one direction by pressing the flammable materials; and a hydraulic motor for driving the pressing means, wherein the hydraulic motor is mounted in a dangerous area with the pressing means, and a transferring method using the same.

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Номер записи: 67
20-05-2016 дата публикации

VESSEL INCLUDING ENGINE AND METHOD TO RE-LIQUEFY EVAPORATIVE GAS OF VESSEL

Номер: KR101623169B1
Автор: LEE, JOON CHAE, JUNG, JE HEON, CHOI, WON JAE
Принадлежит: DAEWOO SHIPBUILDING & MARINE ENGINEERING CO., LTD.

Disclosed is a vessel including an engine. The vessel including an engine includes: a self-heat exchanger exchanging heat of evaporative gas discharged from a storage tank; a multistep compressor compressing the evaporative gas, passing through the self-heat exchanger, in a multistep mode; a first decompressor expanding a part of the evaporative gas passing through the self-heat exchanger after being compressed by the multistep compressor; and a second decompressor expanding another part of the evaporative gas passing through the self-heat exchanger after compressed by the multistep compressor. The self-heat exchanger cools the evaporative gas, compressed by the multistep compressor, by using the evaporative gas, discharged from the storage tank, and the evaporative gas, expanded by the first decompressor, as a refrigerant. COPYRIGHT KIPO 2016 (AA) To a power generator (BB) To a high pressure engine ...

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Номер записи: 68
01-05-2014 дата публикации

SYSTEM FOR PROCESSING LIQUEFIED GAS ON VESSEL

Номер: WO2014065621A1
Автор: LEE, Joon Chae, KWON, Soon Been, KIM, Nam Soo, CHOI, Dong Kyu, JUNG, Jeheon, MOON, Young Sik, KIM, Dong Chan
Принадлежит:

Disclosed is a system for treating liquefied gas on a vessel, the system having a storage tank for storing liquefied natural gas, and an engine using the liquefied natural gas as fuel. The system for treating liquefied gas comprises: a compressor line for supplying, to the engine as fuel, boil-off gas generated in the storage tank and compressed by a compressor; a high-pressure pump line for supplying, to the engine as fuel, liquefied natural gas stored in the storage tank and compressed by a pump; and a heat exchanger for transferring heat between a part of the boil-off gas, from among the boil-off gas compressed by the compressor, and the boil-off gas discharged from the storage tank and transported to the compressor, so as to liquefy same.

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Номер записи: 69
02-08-2018 дата публикации

BOIL-OFF GAS RE-LIQUEFYING METHOD AND SYSTEM FOR LNG SHIP

Номер: WO2018139848A1
Автор: JUNG, Hae Won, KANG, Dong Eok, LEE, Joon Chae, CHOI, Dong Kyu
Принадлежит:

A boil-off gas re-liquefying system for an LNG ship is disclosed. The boil-off gas re-liquefying system for an LNG ship comprises: a compressor for compressing a boil-off gas; a heat exchanger for heat exchanging and cooling the boil-off gas, which has been compressed by means of the compressor, by means of a boil-off gas as a refrigerant; and an expansion means for expanding a fluid which has been cooled by means of the heat exchanger. The heat exchanger comprises: a core in which heat exchange between a high-temperature fluid and a low-temperature fluid occurs; and a fluid dispersing means for dispersing a fluid which flows into the core and a fluid which is discharged from the core. The core comprises a plurality of blocks.

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Номер записи: 70
07-02-2019 дата публикации

BOIL-OFF GAS RELIQUEFACTION SYSTEM AND METHOD FOR DISCHARGING LUBRICATING OIL IN BOIL-OFF GAS RELIQUEFACTION SYSTEM

Номер: WO2019027065A1
Автор: LEE, Joon Chae, CHOI, Dong Kyu, SON, Jae Wook, SHIN, Hyun Jun, KIM, Dong Chan
Принадлежит:

A boil-off gas reliquefaction system is disclosed. The boil-off gas reliquefaction system comprises: a compressor for compressing boil-off gas; a heat exchanger for subjecting the boil-off gas compressed by the compressor to heat exchange, and thus cooling same, by using the boil-off gas before being compressed by the compressor as a refrigerant; and a decompressing device installed at the rear end of the heat exchanger, and decompressing the fluid cooled by the heat exchanger. The boil-off gas reliquefaction system comprises at least one among: a first temperature sensor installed at the front end of a low-temperature flow path of the heat exchanger, and a fourth temperature sensor installed at the rear end of a high-temperature flow path of the heat exchanger; a second temperature sensor installed at the rear end of the low-temperature flow path of the heat exchanger, and a third temperature sensor installed at the front end of the high-temperature flow path of the heat exchanger; and ...

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Номер записи: 71
08-12-2016 дата публикации

SHIP

Номер: WO2016195229A1
Автор: SHIN, Hyun Jun, CHOI, Dong Kyu, MOON, Young Sik, AN, Su Kyung, JANG, Hyun Min, SON, Jae Wook, LEE, Joon Chae
Принадлежит:

Disclosed is a ship comprising a storage tank for storing a liquefied gas. A ship comprises: a boil-off gas heat exchanger which is provided downstream of a storage tank and is for heat exchanging a compressed boil-off gas (hereafter referred to as "a first fluid") by means of a boil-off gas discharged from the storage tank as a refrigerant, thereby cooling same; a compressor which is provided downstream of the boil-off gas heat exchanger and is for compressing a part of the boil-off gas discharged from the storage tank; an extra compressor which is provided downstream of the boil-off gas heat exchanger and parallel with the compressor and is for compressing the other part of the boil-off gas discharged from the storage tank; a refrigerant heat exchanger which is for additionally cooling the first fluid which has been cooled by means of the boil-off gas heat exchanger; a refrigerant decompressing device which is for expanding a second fluid, which has been sent to the refrigerant heat exchanger ...

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Номер записи: 72
22-07-2015 дата публикации

SYSTEM FOR TREATING A LIQUEFIED GAS OF A SHIP

Номер: KR0101537278B1
Автор: 이준채, 최동규, 문영식, 정제헌
Принадлежит: 대우조선해양 주식회사

LNG를 저장하고 있는 저장탱크와, 상기 저장탱크에 저장되어 있는 LNG를 연료로서 사용하는 주 엔진 및 부 엔진을 갖춘 선박의 액화가스 처리 시스템이 개시된다. 상기 액화가스 처리 시스템은, 상기 저장탱크에서 발생된 BOG를 압축기에 의해 압축하여 상기 주 엔진에 연료로서 공급하는 BOG 주 공급라인과; 상기 저장탱크에서 발생된 BOG를 압축기에 의해 압축하여 상기 부 엔진에 연료로서 공급하는 BOG 부 공급라인과; 상기 저장탱크에 저장된 LNG를 펌프에 의해 압축하여 상기 주 엔진에 연료로서 공급하는 LNG 주 공급라인과; 상기 저장탱크에 저장된 LNG를 펌프에 의해 압축하여 상기 부 엔진에 연료로서 공급하는 LNG 부 공급라인; 을 포함한다. 상기 주 엔진에 공급되는 연료는 150 ~ 400 bara로 압축된다.

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Номер записи: 73
03-03-2016 дата публикации

HIGH PRESSURE GAS VENTILATION SYSTEM FOR SHIP AND HIGH PRESSURE GAS VENTILATION METHOD FOR SHIP

Номер: KR1020160023300A
Автор: LEE, JOON CHAE, JUNG, IN DON
Принадлежит:

A high pressure gas ventilation system for a ship and a high pressure gas ventilation method for a ship are disclosed. According to the present invention, the high pressure gas ventilation system for a ship having an engine operated by using a high pressure gas as a fuel comprises: a first vent line provided to discharge the high pressure gas inside the engine; and a second vent line provided to discharge the high pressure gas from a fuel supply unit vaporizing an LNG with the high pressure gas to be supplied to the engine. The first vent line and the second vent line are merged to enable the high pressure gas to be discharged to the air through a merged line, and a silencer reducing a noise is provided to the merged line, wherein the noise is generated when the high pressure is discharged. COPYRIGHT KIPO 2016 ...

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Номер записи: 74
15-01-2018 дата публикации

선박

Номер: KR0101818523B1
Автор: 이준채, 정제헌, 최동규
Принадлежит: 대우조선해양 주식회사

... 저장탱크에서 발생하는 증발가스를 재액화시키는 시스템을 포함하는 선박이 개시된다. 상기 선박은, 상기 저장탱크로부터 배출되는 증발가스를 압축시키는 압축기; 상기 압축기에 의해 압축된 증발가스에 포함된 오일을 걸러내는 오일분리기; 상기 압축기에 의해 압축된 증발가스를 상기 저장탱크로부터 배출되는 증발가스와 열교환시켜 냉각시키는 제1 열교환기; 및 상기 압축기에 의해 압축된 후 상기 제1 열교환기에 의해 냉각된 증발가스를 팽창시키는 감압장치;를 포함한다.

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Номер записи: 75
25-05-2017 дата публикации

선박용 증발가스 재액화 장치 및 방법

Номер: KR0101739981B1
Автор: 정인돈, 이준채
Принадлежит: 대우조선해양 주식회사

... 선박에 설치된 액화천연가스 저장탱크에서 발생하는 증발가스를 재액화하기 위하여 증발가스를 냉각 유체로 사용하는 재액화 장치가 개시된다. 상기 선박용 증발가스 재액화 장치는, 상기 저장탱크로부터 배출되는 증발가스를 압축하는 증발가스 압축부; 상기 증발가스 압축부에서 압축된 증발가스와 상기 저장탱크로부터 배출된 증발가스를 열교환시키는 자가열교환기; 펠티에 효과를 이용하여 상기 자가열교환기를 통과한 압축된 증발가스를 다시 한번 냉각시키는 냉각부; 및 상기 냉각부를 통과하여 엔탈피가 낮아진 압축 증발가스의 압력을 감소시키는 감압장치;를 포함한다.

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Номер записи: 76
26-02-2016 дата публикации

CONTAINER SHIP AND ARRANGEMENT STRUCTURE THEREOF

Номер: KR1020160021596A
Автор: LEE, JOON CHAE, JUNG, JE HEON, KIM, DONG CHAN, JUNG, IN DON, KIM, HYEONG WON, JE, CHANG HO
Принадлежит:

A container ship and an arrangement structure thereof are disclosed. The arrangement structure of the container ship is described as follows. An engine room, where a propulsion engine for receiving LNG as fuel is prepared, is arranged under a main deck in the stern of the container ship. An LNG storage tank for storing the LNG is arranged in a cargo hold adjacent to the engine room. A fuel supply part, which receives the LNG from the LNG storage tank and supplies the LNG to the propulsion engine, is arranged in the direct top part of the LNG storage tank inside the cargo hold. Void spaces separated from each other are arranged between the LNG storage tank and the fuel supply part. Therefore, the present invention enables the effective supply of fuel and efficiently uses the inner space of the container ship. COPYRIGHT KIPO 2016 ...

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Номер записи: 77
18-05-2017 дата публикации

VESSEL

Номер: WO2017082552A1
Автор: LEE, Joon Chae, KIM, Nam Soo, CHOI, Dong Kyu
Принадлежит:

A vessel including a storage tank for storing liquefied gas is disclosed. The vessel comprises: a heat exchanger for heat-exchanging compressed boil-off gas (hereinafter, referred to as "first fluid") by using, as a refrigerant, the boil-off gas discharged from the storage tank, so as to cool the same; a main compression part for compressing a part of the boil-off gas discharged from the storage tank; a rest compression part provided in parallel to the main compression part so as to compress the other part of the boil-off gas discharged from the storage tank; and a decompression device for expanding the first fluid having been cooled by exchanging heat with the boil-off gas, which is discharged from the storage tank, in the heat exchanger, wherein the first fluid is: a flow in which the boil-off gas compressed by the main compression part and the boil-off gas compressed by the rest compression part join; or the boil-off gas compressed by the main compression part.

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Номер записи: 78
19-07-2018 дата публикации

BOIL-OFF GAS RELIQUEFACTION METHOD AND SYSTEM FOR LNG VESSEL

Номер: KR101867037B1
Автор: JUNG, HAE WON, KANG, DONG EOK, LEE, JOON CHAE, CHOI, DONG KYU
Принадлежит: DAEWOO SHIPBUILDING & MARINE ENGINEERING CO., LTD.

The present invention relates to a boil-off gas reliquefaction method for an LNG vessel. The boil-off gas reliquefaction method includes: a step (1) of compressing boil-off gas; a step (2) of cooling the boil-off gas compressed in the step (1) by heat exchange with a heat exchanger using the boil-off gas as a refrigerant; a step (3) of expanding a fluid that results from cooling in the step (2); and a step (4) of stably maintaining a reliquefaction performance even when a flow rate of the boil-off gas to be reliquefied changes, the boil-off gas being supplied to the heat exchanger after being compressed in the (1) compressing of the boil-off gas, wherein the amount of boil-off gas reliquefied through the steps (1) to (3) is maintained equal to or greater than 50% of a calculated value by HYSYS. COPYRIGHT KIPO 2018 (1) BOG generated from tank + gas component (2) Compressed BOG supplied as fuel (3) Compressed BOG to be reliquefied (AA) Heat exchanger (BB) Compressor (CC) Engine MEGI (DD) ...

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Номер записи: 79
12-12-2016 дата публикации

VESSEL

Номер: KR1020160142257A
Автор: PARK, HA NA, LEE, JOON CHAE, KIM, NAM SOO, CHOI, DONG KYU
Принадлежит:

Disclosed is a vessel comprising a storage tank for storing a liquefied gas. The vessel according to the present invention comprises: a heat exchanger for cooling a compressed evaporation gas (hereinafter referred to as a first fluid) by exchanging heat with an evaporation gas discharged from the storage tank as a refrigerant; a main compression unit for compressing a part of the evaporation gas discharged from the storage tank; an auxiliary compression unit, installed in parallel with the main compression unit, for compressing another part of the evaporation gas discharged from the storage tank; and a decompression apparatus for expanding the first fluid cooled by exchanging heat with the evaporation gas discharged from the storage tank in the heat exchanger. The first fluid is: a flow in which the evaporation gas compressed by the main compression unit and the evaporation gas compressed by the auxiliary compression unit are merged; or the evaporation gas compressed by the main compression ...

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Номер записи: 80
02-08-2018 дата публикации

BOIL-OFF GAS RE-LIQUEFYING METHOD AND SYSTEM FOR LNG SHIP

Номер: WO2018139854A1
Автор: JUNG, Hae Won, KANG, Dong Eok, LEE, Joon Chae, CHOI, Dong Kyu
Принадлежит:

A boil-off gas re-liquefying system for an LNG ship is disclosed. The boil-off gas re-liquefying system for an LNG ship comprises: a heat exchanger for heat exchanging a high-temperature fluid, which is a boil-off gas compressed by means of a compressor, with a low-temperature fluid, which is a boil-off gas before compression, and cooling same; and an expansion means for expanding a fluid which has been cooled by means of the heat exchanger. The heat exchanger comprises: a core having a plurality of blocks in which the heat exchange between the high-temperature fluid and the low-temperature fluid occurs; and a fluid dispersing means for dispersing a fluid which flows into the core and a fluid which is discharged from the core. The core comprises a plurality of blocks. The fluid dispersing means is coupled to the heat exchanger so as to enable heat expansion relief.

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Номер записи: 81
08-12-2016 дата публикации

SHIP

Номер: WO2016195230A1
Автор: SHIN, Hyun Jun, CHOI, Dong Kyu, MOON, Young Sik, AN, Su Kyung, JANG, Hyun Min, SON, Jae Wook, LEE, Joon Chae
Принадлежит:

Disclosed is a ship comprising a storage tank for storing a liquefied gas. A ship comprises: a boil-off gas heat exchanger which is provided downstream of a storage tank and is for heat exchanging a compressed boil-off gas (hereafter referred to as "a first fluid") by means of a boil-off gas discharged from the storage tank as a refrigerant, thereby cooling same; a compressor which is provided downstream of the boil-off gas heat exchanger and is for compressing a part of the boil-off gas discharged from the storage tank; a first extra compressor which is provided downstream of the boil-off gas heat exchanger and parallel with the compressor and is for compressing the other part of the boil-off gas discharged from the storage tank; a second extra compressor which is provided downstream of the boil-off gas heat exchanger and parallel with the compressor and first extra compressor and is for compressing the remaining part of the boil-off gas discharged from the storage tank; a refrigerant ...

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Номер записи: 82
01-05-2014 дата публикации

SYSTEM FOR PROCESSING LIQUEFIED GAS ON VESSEL

Номер: WO2014065619A1
Автор: LEE, Joon Chae, CHOI, Dong Kyu, MOON, Young Sik, JUNG, Jeheon
Принадлежит:

Disclosed is a system for processing liquefied gas on a vessel, the system having a storage tank for storing LNG, and main and auxiliary engines using the LNG stored in the storage tank as fuel. The system for processing liquefied gas comprises: a BOG main supply line for supplying, to the main engine as fuel, BOG generated in the storage tank and compressed by a compressor; a BOG auxiliary supply line for for supplying, as fuel to the auxiliary engine, the BOG generated in the storage tank and compressed by the compressor; an LNG main supply line for supplying, as fuel to the main engine, the LNG stored in the storage tank and compressed by a pump; and an LNG auxiliary supply line for supplying as fuel, to the auxiliary engine, the LNG stored in the storage tank and compressed by the pump. The fuel supplied to the main engine is compressed to 150-400 bara.

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Номер записи: 83
28-03-2016 дата публикации

Container Ship And Arrangement Method Of The Same

Номер: KR0101606701B1
Автор: 이준채, 정제헌, 김동찬, 정인돈, 김형원, 제창호
Принадлежит: 대우조선해양 주식회사

... 컨테이너 선박 및 그 배치 구조가 개시된다. 본 발명의 컨테이너 선박의 배치 구조는, LNG를 연료로 공급받는 추진용 엔진이 마련되는 엔진룸이 상기 컨테이너 선박의 선미 메인 데크 하부에 배치되고, 상기 엔진룸에 인접한 카고홀드에 상기 LNG를 저장하는 LNG 저장탱크가 배치되고, 상기 카고홀드 내부에서 LNG 저장탱크의 직상부에는 상기 LNG 저장탱크로부터 LNG를 공급받아 상기 추진용 엔진으로 공급하는 연료공급부가 배치되고, 상기 LNG 저장탱크와 연료공급부 사이에는 상호 격리하는 보이드 스페이스가 배치되는 것을 특징으로 한다.

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Номер записи: 84
19-08-2016 дата публикации

BOIL-OFF GAS TREATMENT SYSTEM AND METHOD

Номер: KR1020160098957A
Автор: LEE, JOON CHAE, JUNG, JE HEON, CHOI, DONG KYU
Принадлежит:

A boil-off gas treatment system and method are disclosed. The boil-off gas treatment system comprises: a storage tank which is formed in a ship or an offshore structure and stores low-temperature liquid cargo therein; a refrigerant circulation part which receives the boil-off gas generated from the low-temperature liquid cargo stored in the storage tank to circulate the boil-off gas to refrigerants; a refrigerant supply line which supplies the boil-off gas from the storage tank to the refrigerant circulation part; and a cutoff valve which is formed in the refrigerant supply line. Therefore, the present invention improves the transport efficiency of the liquid cargo by effectively treating the boil-off gas. COPYRIGHT KIPO 2016 ...

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Номер записи: 85
24-07-2017 дата публикации

VESSEL INCLUDING ENGINE

Номер: KR1020170085202A
Автор: LEE, JOON CHAE, JUNG, JE HEON, KANG, DONG EOK, JUNG, HAE WON, PARK, DAE SEONG, CHOI, WON JAE
Принадлежит:

Disclosed is a vessel including an engine, which precools evaporation gas passing through all compression processes of multiple stages by having evaporation gas exchange heat with evaporation gas of low pressure and low temperature before transferring the evaporation gas to a heat exchanger (410). The vessel including the engine includes: a first heat exchanger heat-exchanging the evaporation gas discharged from a storage tank; a multistage compressor compressing the evaporation gas passing through the first heat exchanger after being discharged from the storage tank in the multiple stages; a first decompression device expanding a part of the evaporation gas compressed by the multistage compressor; a second heat exchanger heat-exchanging other parts of the evaporation gas compressed by the multistage compressor with the evaporation gas expanded by the first decompression device; and a second decompression device pre-cooled by the second heat exchanger and expanding evaporation gas cooled ...

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Номер записи: 86
02-08-2018 дата публикации

BOIL-OFF GAS RE-LIQUEFYING METHOD FOR LNG SHIP

Номер: WO2018139856A1
Автор: JUNG, Hae Won, KANG, Dong Eok, LEE, Joon Chae, CHOI, Dong Kyu
Принадлежит:

A boil-off gas re-liquefying method for an LNG ship is disclosed. The boil-off gas re-liquefying method for an LNG ship comprises the steps of: (1) compressing a boil-off gas; (2) cooling the boil-off gas, which has been compressed in step (1), by subjecting same to heat exchange by means of a heat exchanger having a boil-off gas as a refrigerant; (3) expanding a fluid which has been cooled in step (2); and (4) stably maintaining re-liquefaction performance even if the flow rate of the boil-off gas to be re-liquefied being supplied to the heat exchanger after being compressed in step (1) varies.

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Номер записи: 87
02-08-2016 дата публикации

ENGINE EMBEDDED SHIP

Номер: KR1020160091091A
Автор: LEE, JOON CHAE, AHN, SUNG IL, MOON, YOUNG SIK, CHOI, DONG KYU
Принадлежит:

An engine embedded ship is disclosed. The ship comprises: a storage tank storing liquefied gas; a compressing means receiving boil-off gas generated inside the storage tank to be compressed; and a heat recovery unit enabling the boil-off gas compressed by the compressing means to exchange heat with a fuel supplied to an engine. COPYRIGHT KIPO 2016 (AA) To a storage tank ...

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Номер записи: 88
24-02-2016 дата публикации

STRUCTURE AND METHOD TO LIQUEFY AND STORE OFFSHORE NATURAL GAS

Номер: KR1020160020788A
Автор: LEE, JOON CHAE, KIM, NAK HYUN
Принадлежит:

Disclosed are a structure and a method to liquefy and store offshore natural gas. The structure to liquefy and store offshore natural gas is anchored to the sea adjacent to the land to transfer natural gas from a gas field of the land or the sea to an LNG carrier having a liquefying device for natural gas and allows the natural gas to be liquefied in the LNG carrier and stored in an LNG storage tank of the LNG carrier. COPYRIGHT KIPO 2016 (AA) Land (BB) Sea ...

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Номер записи: 89
07-10-2015 дата публикации

SYSTEM TO PARTIALLY RE-LIQUEFY BOIL OFF GAS IN LIQUID OXYGEN TANK AND SUBMARINE INCLUDING SAME

Номер: KR1020150112671A
Автор: LEE, JOON CHAE, CHOI, DONG KYU, KIM, JAE WOONG, OH, JUNE, WOO, IL GUK
Принадлежит:

Disclosed are a system to partially re-liquefy boil off gas (BOG) in a liquid oxygen tank, and a submarine including the same. According to an embodiment of the present invention, provided is a system to partially re-liquefy BOG in the liquid oxygen tank comprising: a discharge pipe to discharge BOG from a liquid oxygen tank; a compressor to compress the discharge BOG; a recovery pipe to recover, to the liquid oxygen tank, a certain amount of BOG not supplied to a consumption place in a submarine among BOG compressed in the compressor; a heat exchanger to cool and liquefy the BOG recovered through the recovery pipe; and an expansion part to expand the BOG recovered as liquefied by the heat exchanger to the pressure of the liquid oxygen tank. COPYRIGHT KIPO 2016 (AA) Consumption place ...

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Номер записи: 90
21-03-2017 дата публикации

GAS COMPRESSION SYSTEM AND METHOD THEREOF

Номер: KR1020170031426A
Автор: LEE, JOON CHAE, AHN, SUNG IL, AN, SU KYUNG, JUNG, JE HEON, CHOI, DONG KYU
Принадлежит:

Disclosed is a gas compression system which compresses evaporation gas, generated in a storage tank, and supplies the evaporation gas to fuel consumption sites. The gas compression system comprises: a heater which heats evaporation gas discharged from a storage tank; a multi-stage compressor which compresses the evaporation gas heated by the heater. The multi-stage compressor comprises: a plurality of compressors; and a plurality of intercoolers which are separately installed on rear end portions of the compressors and decrease the temperature of the evaporation gas having passed through the compressors. The intercoolers cool the evaporation gas by exchanging heat between a heat medium and the evaporation gas. The heater directly receives the same heat medium at the same temperature as the heat medium supplied to each of the intercoolers. COPYRIGHT KIPO 2017 ...

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Номер записи: 91
05-11-2015 дата публикации

SYSTEM FOR TREATING BOIL-OFF GAS OF A MARINE STRUCTURE

Номер: KR0101566267B1
Автор: 이준채, 정제헌, 문영식, 김남수, 최동규, 장재호
Принадлежит: 대우조선해양 주식회사

... 본 발명은 저장탱크에서 배출된 증발가스를 가압한 후 대부분은 선박의 고압 천연가스 분사 엔진의 연료로 사용하고 나머지 일부는 저장탱크로부터 새롭게 배출되는 증발가스의 냉열로 액화시켜 저장탱크로 복귀시킴으로써, 증발가스를 효율적으로 사용할 수 있도록 하는 해양 구조물의 증발가스 처리 시스템에 관한 것이다. 본 발명에 따르면, 액화천연가스를 저장하고 있는 저장탱크와, 상기 저장탱크에서 배출되는 증발가스를 연료로서 사용하는 고압 천연가스 분사 엔진을 갖춘 해양 구조물의 증발가스 처리 시스템으로서, 상기 저장탱크 내에서 발생한 증발가스를 공급받아 압축하는 압축기와; 상기 압축기에서 압축된 증발가스를 연료로서 공급받아 사용하는 상기 고압 천연가스 분사 엔진과; 상기 증발가스 중 상기 고압 천연가스 분사 엔진에 공급되지 않은 일부의 증발가스를 냉각시키기 위한 열교환기와; 상기 열교환기에서 냉각된 증발가스를 팽창시키면서 에너지를 생성하는 팽창기; 를 포함하는 것을 특징으로 하는 해양 구조물의 증발가스 처리 시스템이 제공된다.

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Номер записи: 92
17-04-2018 дата публикации

SYSTEM AND METHOD FOR PROCESSING BOIL-OFF GAS OF SHIP

Номер: KR1020180038652A
Автор: YOO, BYEONG YONG, LEE, JOON CHAE
Принадлежит:

The present invention relates to a system and method for processing boil-off gas of a ship, and more specifically, relates to a system and method for processing boil-off gas of a ship, which supplies boil-off gas, which is generated from a liquefied gas storage tank of a ship, as fuel and re-liquefies the remaining boil-off gas, thereby improving both combustion efficiency and re-liquefaction of an engine′s fuel. According to an embodiment of the present invention, the system for processing a boil-off gas of a ship comprises: a liquefied gas storage tank positioned in a ship to store a liquefied gas; a fuel supply line provided with a high pressure compressor for compressing boil-off gas generated in the liquefied gas storage tank and supplying the boil-off gas compressed by the high pressure compressor to an engine of the ship; and a re-liquefaction line for re-liquefying boil-off gas, which remains after supplying the boil-off gas to the engine, to be supplied to the liquefied gas storage ...

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Номер записи: 93
07-02-2019 дата публикации

BOIL-OFF GAS RELIQUEFACTION SYSTEM, METHOD FOR DISCHARGING LUBRICATING OIL IN BOIL-OFF GAS RELIQUEFACTION SYSTEM, AND ENGINE FUEL SUPPLY METHOD

Номер: WO2019027067A1
Автор: LEE, Joon Chae, CHOI, Dong Kyu, LYU, Sung Kak, JANG, Jae Hyeoung
Принадлежит:

Disclosed is a method for discharging lubricating oil in a system for reliquefying boil-off gas by compressing the boil-off gas by means of a compressor, subjecting the compressed boil-off gas to heat exchange with the pre-compression state boil-off gas in a heat exchanger, and thus cooling same, and decompressing, by means of a decompressing device, the fluid cooled by the heat exchange. The method for discharging lubricating oil is characterized in that: the boil-off gas used as a refrigerant in the heat exchanger may be supplied to the heat exchanger via a first supply line; the boil-off gas used as a refrigerant in the heat exchanger may be supplied to the compressor via a second supply line; the boil-off gas before being used as a refrigerant in the heat exchanger may be supplied to the compressor by bypassing the heat exchanger via a bypass line; a bypass valve for controlling fluid flow and opening/closing is installed on the bypass line; a first valve for controlling fluid flow ...

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Номер записи: 94
03-04-2017 дата публикации

증발가스 재액화 시스템 및 방법

Номер: KR0101722597B1
Автор: 이준채, 정제헌, 문영식, 최동규, 이창우, 김지은
Принадлежит: 대우조선해양 주식회사

... 증발가스 재액화 시스템 및 방법이 개시된다. 본 발명의 증발가스 재액화 시스템은 선박 또는 해양 구조물에 마련된 저장탱크에서 발생하는 증발가스를 압축하는 컴프레서; 상기 컴프레서에서 압축된 증발가스가 상기 컴프레서로 도입될 증발가스와 열교환되는 제1 열교환기; 및 상기 제1 열교환기에서 열교환된 상기 압축된 증발가스가 단열팽창되는 제1 팽창 수단을 포함하되, 상기 컴프레서에는 마모방지를 위한 윤활유가 공급되고, 상기 제1 열교환기의 일부를 거쳐 냉각된, 상기 압축된 증발가스에 포함된 상기 윤활유를 분리하고 상기 제1 열교환기로 재도입시키는 오일 세퍼레이터를 더 포함하는 것을 특징으로 한다.

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Номер записи: 95
02-11-2016 дата публикации

SYSTEM AND METHOD FOR RELIQUEFYING BOIL OFF GAS

Номер: KR1020160126955A
Автор: LEE, JOON CHAE, MOON, YOUNG SIK, CHOI, DONG KYU, LEE, CHANG WOO
Принадлежит:

The present invention relates to a system and a method for reliquefying boil off gas, which can efficiently reliquefy boil off gas generated from a cargo hold of a ship. The system for reliquefying boil off gas of the present invention, comprises: a compressor which compresses boil off gas generated from a storage tank arranged in a ship or a marine structure; a first heat exchanger which lets the boil off gas compressed in the compressor exchange heat with boil off gas to be introduced into the compressor; and a first expansion unit which adiabatically expands the compressed boil off gas exchanging heat in the first heat exchanger. In regards to this, the compressor includes an oil separator to which a lubricant for preventing abrasion is supplied, and which separates the lubricant included in the compressed boil off gas cooled by passing through a part of the first heat exchanger, and reintroduces the lubricant into the first heat exchanger. COPYRIGHT KIPO 2016 ...

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Номер записи: 96
15-02-2016 дата публикации

FUEL SUPPLY CONTROL SYSTEM AND CONTROL METHOD

Номер: KR1020160015698A
Автор: LEE, JOON CHAE, JUNG, JE HEON, KANG, DONG EOK, PARK, CHEONG GI
Принадлежит:

A fuel supply control system and a control method are disclosed. In a fuel supply control system of a high-pressure gas injection engine provided in a ship or an offshore structure, the fuel supply control system of the present invention comprises: a gas supply mode for supplying gas to the high-pressure gas injection engine through a gas supply part for receiving LNG from a storage tank so as to compress and vaporize the LNG; and an oil supply mode for supplying oil as fuel to the high-pressure gas injection engine, wherein the mode is switched into the oil supply mode during an emergency including device malfunction in the gas supply mode, such that the oil supply mode can be configured as a redundancy of the gas supply mode. COPYRIGHT KIPO 2016 ...

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Номер записи: 97
07-02-2019 дата публикации

BOIL-OFF GAS RELIQUEFACTION SYSTEM AND METHOD FOR SHIP AND METHOD FOR STARTING BOIL-OFF GAS RELIQUEFACTION SYSTEM FOR SHIP

Номер: WO2019027064A1
Автор: LEE, Joon Chae, CHOI, Dong Kyu
Принадлежит:

Disclosed is a boil-off gas reliquefaction system for a ship. The boil-off gas reliquefaction system for a ship comprises: a multi-stage compressor for compressing boil-off gas; a heat exchanger for subjecting the boil-off gas compressed by the multi-stage compressor to heat exchange, and thus cooling same, by using the boil-off gas before being compressed by the multi-stage compressor as a refrigerant; a decompressing device installed at the rear end of the heat exchanger, and decompressing the fluid cooled by the heat exchanger; and a bypass line for enabling the boil-off gas to bypass the heat exchanger and be supplied to the multi-stage compressor.

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Номер записи: 98
31-10-2016 дата публикации

BOG RE-LIQUEFACTION APPARATUS AND METHOD FOR VESSEL

Номер: KR1020160125031A
Автор: JANG, JAE HO, JUNG, JE HEON, YOO, BYEONG YONG, LEE, JOON CHAE, JUNG, HAE WON
Принадлежит:

Disclosed is re-liquefaction apparatus which uses BOG as a cooling fluid to re-liquefy BOG generated in a liquefied natural gas storage tank installed in a ship. The BOG re-liquefaction apparatus comprises: a compressor compressing BOG discharged from the storage tank; a heat exchanger heat exchanging the BOG discharged from the storage tank and the BOG passing through the compressor; and an expansion device and an expansion valve lowering pressure of the BOG passing through the heat exchanger after being compressed by the compressor. COPYRIGHT KIPO 2016 ...

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Номер записи: 99
07-12-2016 дата публикации

SYSTEM OF CONTROLLING SUPPLY OF FUEL AND METHOD OF CONTROLLING SAME

Номер: KR1020160140540A
Автор: LEE, JOON CHAE, KANG, DONG EOK, PARK, CHEONG GI
Принадлежит:

Disclosed are a system of controlling a supply of fuel which prevents a ship from stopping due to a malfunction of a device and does not need installation costs, and a method of controlling the same. The system of controlling a supply of fuel of the present invention of a high pressure gas injection engine provided on a ship or an offshore structure comprises: a gas supply mode supplying gas to a high pressure gas injection engine through a gas supply unit compressing and vaporizing LNG received from a storage tank; and an oil supply mode supplying oil as a fuel to the high pressure gas injection engine. The gas supply mode is switched over to an oil supply mode in an emergency, such as a malfunction of a device, and thus the oil supply mode is provided as a redundancy to the gas supply mode. COPYRIGHT KIPO 2016 ...

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Номер записи: 100