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1. 发明公开

EP4187064A1 EGR-COMBINED GREENHOUSE GAS EMISSION REDUCTION DEVICE FOR SHIP, AND SHIP EQUIPPED WITH SAID DEVICE 审中-公开
公开(公告)号：EP4187064A1
公开(公告)日：2023-05-31
申请号：EP20946390.0
申请日：2020-12-17
申请人： Daewoo Shipbuilding & Marine Engineering Co., Ltd.
发明人： NAM, Byung Tak
IPC分类号： F01N3/04 , F02M26/34 , F02D41/00 , B01D47/06 , B01D53/14 , C02F1/66
摘要： The present invention relates to an apparatus for reducing greenhouse gas emission in a vessel cooperated with exhaust gas recirculation (EGR), and a vessel including the same, in which NOx generation is reduced, which is the original purpose of EGR, while maintaining existing EGR, SOx as well as CO 2 , which is the representative greenhouse gas, are absorbed and converted into materials that do not affect environments, and the materials are discharged or stored as useful materials, thereby preventing corrosion of an engine and improving combustion efficiency.

2. 发明公开

EP4174293A1 GREENHOUSE GAS EMISSION REDUCTION DEVICE FOR SHIP AND SHIP COMPRISING SAME 审中-公开
公开(公告)号：EP4174293A1
公开(公告)日：2023-05-03
申请号：EP20941967.0
申请日：2020-12-17
申请人： Daewoo Shipbuilding & Marine Engineering Co., Ltd.
发明人： NAM, Byung Tak
IPC分类号： F01N3/04 , F01N3/20 , F01N5/02 , F02G5/02 , B63B13/00 , B01D53/14 , B01D35/02 , C02F1/66
摘要： The present invention relates to an apparatus for reducing greenhouse gas emission in a vessel, and a vessel including the same, which are capable of satisfying IMO greenhouse gas emission regulations by separating and discharging NOx, SOx, and CO 2 from exhaust gas exhausted from a vessel engine and increasing CO 2 solubility and CO 2 removal efficiency by removing CO 2 after removing SOx.

3. 发明公开

EP4101752A1 SYSTEM AND METHOD FOR REGASIFYING LIQUEFIED GAS OF SHIP 审中-公开
公开(公告)号：EP4101752A1
公开(公告)日：2022-12-14
申请号：EP20918026.4
申请日：2020-12-21
申请人： Daewoo Shipbuilding & Marine Engineering Co., Ltd.
发明人： CHO, Du Hyeon , AN, Su Kyung , PARK, Myung Chul , SEO, Da Hye
IPC分类号： B63B25/16 , B63J3/04 , B63B13/00 , F17C9/00 , F17C13/04 , F17C13/02
摘要： The present invention relates to a system and method for regasification of liquefied gas for vessels, which generates power by recovering cold heat discarded in regasification of liquefied gas to improve energy efficiency. The liquefied-gas regasification system for vessels includes: a vaporizer gasifying liquefied gas into a regasified gas through heat exchange with a first heating medium; a trim heater heating the regasified gas to a temperature required for a gas consumer through heat exchange with a second heating medium when the regasified gas is delivered from the vaporizer to the gas consumer; a first cycle in which the first heating medium is circulated; and a second cycle in which the second heating medium is circulated, wherein the first cycle includes a first heat exchanger gasifying the first heating medium to be supplied to the vaporizer through heat exchange with a heat source; and an expander-generator generating power through expansion of the first heating medium gasified by the first heat exchanger, and the second cycle includes a second heat exchanger heating the second heating medium to be supplied to the trim heater through heat exchange with a heat source.

4. 发明公开

EP3971083A1 FUEL SUPPLY SYSTEM FOR ENVIRONMENT-FRIENDLY SHIP 审中-公开
公开(公告)号：EP3971083A1
公开(公告)日：2022-03-23
申请号：EP20806212.5
申请日：2020-01-23
申请人： Daewoo Shipbuilding & Marine Engineering Co., Ltd.
发明人： KWON, Hyuk , AN, Su Kyung , JEONG, Seung Woo , RYU, Min Cheol , GANG, Geum Jun
IPC分类号： B63H21/38 , B63B17/00 , B63H21/14 , F02D19/06 , F02D19/08 , F02M31/125 , F01N3/20
摘要： The present invention provides a fuel supply system, for an eco-friendly ship, which selectively uses an existing fuel and an ammonia fuel or uses a mixture thereof as a fuel for a propulsion engine and a power generation engine of a ship so as to follow ship greenhouse gas regulations to be reinforced in phases at major points until 2050.

5. 发明公开

EP3919363A1 A CONTAINER SHIP USING FUEL GAS AS PROPULSION FUEL 审中-公开
公开(公告)号：EP3919363A1
公开(公告)日：2021-12-08
申请号：EP21180560.1
申请日：2010-10-05
申请人： Daewoo Shipbuilding&Marine Engineering Co., Ltd.
发明人： Lee, Sung Jun , Byun, Yoon Chul , Choi, Dong Kyu
IPC分类号： B63B25/16 , B63B11/04 , B63H21/12 , B63H21/38 , B63B25/12 , B63H21/14 , B63B43/00 , B63H21/20
摘要： Disclosed herein is a floating structure with a fuel gas tank storing a gaseous fuel used as fuel in a dual fuel propulsion system disposed under a cargo space. Further, there is disclosed a container ship, the container ship using fuel gas as propulsion fuel, comprising: an accommodation space arranged above a hull of the container ship; a fuel gas tank storing fuel gas as liquid state; a propulsion system that generates propulsion power by receiving the fuel gas from a fuel gas tank; and a machinery space treating the fuel gas stored in the fuel gas tank and feeding the fuel gas to the propulsion system.

6. 发明公开

EP3904194A1 HEAT INSULATION STRUCTURE FOR CORNER PARTS OF LIQUEFIED NATURAL GAS STORAGE TANK 审中-公开
公开(公告)号：EP3904194A1
公开(公告)日：2021-11-03
申请号：EP19904723.4
申请日：2019-12-19
申请人： Daewoo Shipbuilding & Marine Engineering Co., Ltd.
发明人： KIM, Tae Hoon , PARK, Seong Woo , KWON, Seung Min , BANG, Kang Je
IPC分类号： B63B25/16 , F17C3/02
摘要： Disclosed is a heat insulation structure for corner parts of a liquefied natural gas storage tank. According to the present invention, in an LNG storage tank including a secondary insulation wall constituted of multiple secondary insulation panels arranged on an inner wall of a hull, a secondary sealing wall disposed on the secondary insulation wall, a primary insulation wall constituted of multiple primary insulation panels arranged on the secondary sealing wall, and a primary sealing wall disposed on the primary insulation wall, the heat insulation structure comprises a corner assembly finishing an edge of the primary sealing wall at a corner part of the storage tank to complete sealing of the storage tank. The corner assembly comprises an endcap sheet finishing each of four corners of the primary sealing wall provided to each surface of the storage tank to seal the four corners, the endcap sheet being formed with: an endcap corrugation having an endcap shape and finishing a corrugation formed on the primary sealing wall; and an elongated corrugation extending in a direction perpendicular to a direction in which the endcap corrugation extends.

7. 发明公开

EP3901026A1 INSULATION WALL FIXING DEVICE FOR LIQUEFIED NATURAL GAS STORAGE TANK 审中-公开
公开(公告)号：EP3901026A1
公开(公告)日：2021-10-27
申请号：EP19897777.9
申请日：2019-12-18
申请人： Daewoo Shipbuilding & Marine Engineering Co., Ltd.
发明人： CHEON, Byoung Hee , PARK, Say Yoon , JANG, Dong Hyuk
IPC分类号： B63B25/16 , F17C3/02
摘要： An insulation wall fixing device for a liquefied natural gas storage tank is disclosed. The present invention relates to a fixing device for securing a primary insulation wall to a secondary insulation wall in a liquefied natural gas storage tank, the fixing device comprising a base socket mounted on a groove formed on an upper surface of a secondary insulator of the secondary insulation wall, wherein the base socket has a lower circumference protruding in a step shape such that a step portion of the base socket supports a lower surface of an upper protective plate of the secondary insulation wall.

8. 发明公开

EP3733500A1 MEMBRANE BONDING STRUCTURE AND LIQUEFIED GAS STORAGE TANK COMPRISING SAME 审中-实审
公开(公告)号：EP3733500A1
公开(公告)日：2020-11-04
申请号：EP18896168.4
申请日：2018-12-27
申请人： Daewoo Shipbuilding & Marine Engineering Co., Ltd.
发明人： PARK, Kwang Jun , HEO, Haeng Sung , HWANG, Beom Seok , KANG, Joong Kyoo
IPC分类号： B63B25/16 , F17C3/02
摘要： Disclosed is a membrane bonding structure for bonding a membrane for forming a sealed wall between first and second surfaces of a storage tank for storing liquefied gas. The membrane bonding structure may comprise: a planar portion panel (20) installed on the first and second surfaces so as to thermally insulate the storage tank; a bonding panel (30) installed on the boundary portion between the first and second surfaces together with the planar portion panel; a first membrane (42) attached to the planar portion panel on the first surface and to the bonding panel so as to seal the storage tank; and a second membrane (44) attached to the planar portion panel on the second surface and to the bonding panel so as to seal the storage tank. The first membrane and the second membrane may be attached to the bonding panel so as to make no direct connection.

9. 发明公开

EP3733498A1 MEMBRANE FINISHING SHEET AND MEMBRANE INSULATION STRUCTURE COMPRISING SAME 审中-公开
公开(公告)号：EP3733498A1
公开(公告)日：2020-11-04
申请号：EP18893419.4
申请日：2018-12-27
申请人： Daewoo Shipbuilding & Marine Engineering Co., Ltd.
发明人： BANG, Kang Je , KANG, Joong Kyoo , OH, Hoon Taek , KIM, Byung Hwa
IPC分类号： B63B25/16 , F17C3/02
摘要： Disclosed are a membrane finishing sheet and a membrane insulation structure comprising the same. In accordance with the present invention, a membrane finishing sheet, which is disposed at a membrane finishing part among multiple membrane sheets which form a sealing wall installed at a membrane type cargo, comprises a corrugated part having a structure closed in a direction toward the membrane finishing part. In addition, a membrane insulation structure comprising a membrane finishing sheet according to the present invention comprises a membrane finishing sheet disposed at a membrane finishing part among multiple membrane sheets which form a sealing wall installed at a membrane type cargo. Among four sides of the membrane finishing sheet, a finishing side in contact with the membrane finishing part has a structure in which the corrugated part is closed and thus provides a membrane insulation structure that does not require a separate finishing member for sealing a membrane.

10. 发明公开

EP3640129A1 SHIP 审中-实审
公开(公告)号：EP3640129A1
公开(公告)日：2020-04-22
申请号：EP19211253.0
申请日：2016-04-05
申请人： Daewoo Shipbuilding & Marine Engineering Co., Ltd.
发明人： SHIN, Hyun Jun , CHOI, Dong Kyu , MOON, Young Sik , AN, Su Kyung , JANG, Hyun Min , SON, Jae Wook , LEE, Joon Chae
IPC分类号： B63B25/16 , F17C6/00 , F17C9/02 , F02M21/02 , B63H21/38 , F25J1/00 , F25J1/02
摘要： Disclosed is a ship including a storage tank for storing a liquefied gas. The ship includes: a boil-off gas heat exchanger which is installed on a downstream of a storage tank and heat-exchanges a compressed boil-off gas (hereafter referred to as "a first fluid") by a boil-off gas discharged from the storage tank as a refrigerant, to cool the boil-off gas; a compressor which is installed on a downstream of the boil-off gas heat exchanger and compresses a part of the boil-off gas discharged from the storage tank; an extra compressor which is installed on a downstream of the boil-off gas heat exchanger and in parallel with the compressor and compresses the other part of the boil-off gas discharged from the storage tank; a boost compressor which is installed on an upstream of the boil-off gas heat exchanger and compresses the first fluid supplied to the boil-off gas heat exchanger; a refrigerant heat exchanger which additionally cools the first fluid which is cooled by the boil-off gas heat exchanger; a refrigerant decompressing device which expands a second fluid, which is sent to the refrigerant heat exchanger (a fluid sent to the refrigerant heat exchanger hereafter being referred to as "a second fluid") and cooled by the refrigerant heat exchanger, and then sends the second fluid back to the refrigerant heat exchanger; and a first decompressing device which expand the first fluid that is cooled by the boil-off gas heat exchanger and refrigerant heat exchanger, wherein the refrigerant heat exchanger heat exchanges and cools both the first fluid and second fluid by the boil-off gas, which has passed the refrigerant decompressing device, as a refrigerant, wherein the first fluid is either the boil-off gas which is compressed by the compressor or a confluent flow of the boil-off gas compressed by the compressor and the boil-off gas compressed by the extra compressor, and the second fluid is either the boil-off gas which has been compressed by the extra compressor or a confluent flow of the boil-off gas compressed by the compressor and the boil-off gas compressed by the extra compressor.

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