KR101711954B1 - 연료가스 공급시스템 - Google Patents
연료가스 공급시스템 Download PDFInfo
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- KR101711954B1 KR101711954B1 KR1020150104866A KR20150104866A KR101711954B1 KR 101711954 B1 KR101711954 B1 KR 101711954B1 KR 1020150104866 A KR1020150104866 A KR 1020150104866A KR 20150104866 A KR20150104866 A KR 20150104866A KR 101711954 B1 KR101711954 B1 KR 101711954B1
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- 239000002737 fuel gas Substances 0.000 title claims abstract description 79
- 239000007789 gas Substances 0.000 claims abstract description 313
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims abstract description 216
- 229910052757 nitrogen Inorganic materials 0.000 claims abstract description 108
- 238000001704 evaporation Methods 0.000 claims abstract description 95
- 230000008020 evaporation Effects 0.000 claims abstract description 95
- 230000006835 compression Effects 0.000 claims abstract description 47
- 238000007906 compression Methods 0.000 claims abstract description 47
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims description 78
- 239000007788 liquid Substances 0.000 claims description 62
- 238000001816 cooling Methods 0.000 claims description 26
- 238000011084 recovery Methods 0.000 claims description 25
- 230000001105 regulatory effect Effects 0.000 claims description 15
- 238000000034 method Methods 0.000 claims description 12
- 238000011144 upstream manufacturing Methods 0.000 claims description 11
- 238000009835 boiling Methods 0.000 description 14
- 239000003949 liquefied natural gas Substances 0.000 description 13
- OTMSDBZUPAUEDD-UHFFFAOYSA-N Ethane Chemical compound CC OTMSDBZUPAUEDD-UHFFFAOYSA-N 0.000 description 8
- ATUOYWHBWRKTHZ-UHFFFAOYSA-N Propane Chemical compound CCC ATUOYWHBWRKTHZ-UHFFFAOYSA-N 0.000 description 6
- 230000000694 effects Effects 0.000 description 6
- 239000003345 natural gas Substances 0.000 description 6
- 230000008016 vaporization Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 239000000203 mixture Substances 0.000 description 4
- 239000001294 propane Substances 0.000 description 3
- 238000005299 abrasion Methods 0.000 description 2
- 239000001273 butane Substances 0.000 description 2
- 230000001276 controlling effect Effects 0.000 description 2
- 230000006837 decompression Effects 0.000 description 2
- 230000006866 deterioration Effects 0.000 description 2
- IJDNQMDRQITEOD-UHFFFAOYSA-N n-butane Chemical compound CCCC IJDNQMDRQITEOD-UHFFFAOYSA-N 0.000 description 2
- OFBQJSOFQDEBGM-UHFFFAOYSA-N n-pentane Natural products CCCCC OFBQJSOFQDEBGM-UHFFFAOYSA-N 0.000 description 2
- 238000010248 power generation Methods 0.000 description 2
- 239000004215 Carbon black (E152) Substances 0.000 description 1
- 239000000809 air pollutant Substances 0.000 description 1
- 231100001243 air pollutant Toxicity 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 239000002283 diesel fuel Substances 0.000 description 1
- -1 ethane Chemical compound 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 239000005431 greenhouse gas Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 229930195733 hydrocarbon Natural products 0.000 description 1
- 150000002430 hydrocarbons Chemical class 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 230000001141 propulsive effect Effects 0.000 description 1
- 238000010992 reflux Methods 0.000 description 1
- 238000009834 vaporization Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M25/00—Engine-pertinent apparatus for adding non-fuel substances or small quantities of secondary fuel to combustion-air, main fuel or fuel-air mixture
- F02M25/08—Engine-pertinent apparatus for adding non-fuel substances or small quantities of secondary fuel to combustion-air, main fuel or fuel-air mixture adding fuel vapours drawn from engine fuel reservoir
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M21/00—Apparatus for supplying engines with non-liquid fuels, e.g. gaseous fuels stored in liquid form
- F02M21/02—Apparatus for supplying engines with non-liquid fuels, e.g. gaseous fuels stored in liquid form for gaseous fuels
- F02M21/0203—Apparatus for supplying engines with non-liquid fuels, e.g. gaseous fuels stored in liquid form for gaseous fuels characterised by the type of gaseous fuel
- F02M21/0215—Mixtures of gaseous fuels; Natural gas; Biogas; Mine gas; Landfill gas
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M21/00—Apparatus for supplying engines with non-liquid fuels, e.g. gaseous fuels stored in liquid form
- F02M21/02—Apparatus for supplying engines with non-liquid fuels, e.g. gaseous fuels stored in liquid form for gaseous fuels
- F02M21/0218—Details on the gaseous fuel supply system, e.g. tanks, valves, pipes, pumps, rails, injectors or mixers
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M21/00—Apparatus for supplying engines with non-liquid fuels, e.g. gaseous fuels stored in liquid form
- F02M21/02—Apparatus for supplying engines with non-liquid fuels, e.g. gaseous fuels stored in liquid form for gaseous fuels
- F02M21/0218—Details on the gaseous fuel supply system, e.g. tanks, valves, pipes, pumps, rails, injectors or mixers
- F02M21/0287—Details on the gaseous fuel supply system, e.g. tanks, valves, pipes, pumps, rails, injectors or mixers characterised by the transition from liquid to gaseous phase ; Injection in liquid phase; Cooling and low temperature storage
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M25/00—Engine-pertinent apparatus for adding non-fuel substances or small quantities of secondary fuel to combustion-air, main fuel or fuel-air mixture
- F02M25/08—Engine-pertinent apparatus for adding non-fuel substances or small quantities of secondary fuel to combustion-air, main fuel or fuel-air mixture adding fuel vapours drawn from engine fuel reservoir
- F02M25/089—Layout of the fuel vapour installation
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C5/00—Methods or apparatus for filling containers with liquefied, solidified, or compressed gases under pressures
- F17C5/02—Methods or apparatus for filling containers with liquefied, solidified, or compressed gases under pressures for filling with liquefied gases
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C2265/00—Effects achieved by gas storage or gas handling
- F17C2265/01—Purifying the fluid
- F17C2265/015—Purifying the fluid by separating
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C2265/00—Effects achieved by gas storage or gas handling
- F17C2265/03—Treating the boil-off
- F17C2265/032—Treating the boil-off by recovery
- F17C2265/033—Treating the boil-off by recovery with cooling
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C2270/00—Applications
- F17C2270/01—Applications for fluid transport or storage
- F17C2270/0102—Applications for fluid transport or storage on or in the water
- F17C2270/0105—Ships
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/30—Use of alternative fuels, e.g. biofuels
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T70/00—Maritime or waterways transport
- Y02T70/50—Measures to reduce greenhouse gas emissions related to the propulsion system
- Y02T70/5218—Less carbon-intensive fuels, e.g. natural gas, biofuels
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Combustion & Propulsion (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Filling Or Discharging Of Gas Storage Vessels (AREA)
Abstract
Description
도 2는 본 발명의 다른 실시 예에 의한 연료가스 공급시스템을 나타내는 개념도이다.
120: 증발가스 공급라인 121: 제1압축부
130: 재액화라인 131: 질소분리기
132: 제1재액화라인 132a: 제1팽창밸브
132b: 제1기액분리기 132c: 질소소모라인
132d: 제1액화가스 회수라인 133: 제2재액화라인
133a: 제2팽창밸브 133b: 제2기액분리기
133c: 증발가스 회수라인 133d: 제2액화가스 회수라인
134: 냉각부 135: 제2압축부
241: 제1증발가스 순환라인 241a: 압력조절밸브
242: 제2증발가스 순환라인 242a: 개폐밸브
Claims (12)
- 액화가스 및 증발가스를 수용하는 저장탱크;
상기 저장탱크의 증발가스를 가압하는 제1압축부를 구비하고 상기 제1압축부에 의해 가압된 증발가스를 제1엔진으로 공급하는 증발가스 공급라인; 및
상기 가압된 증발가스의 일부를 공급받아 재액화시키는 재액화라인;을 포함하고,
상기 재액화라인은
상기 가압된 증발가스를 제1농도의 질소성분을 함유하는 제1가스흐름과 제2농도의 질소성분을 함유하는 제2가스흐름으로 분리하는 질소분리기와, 상기 제1가스흐름 및 상기 제2가스흐름을 냉각시키는 냉각부와, 상기 질소분리기에 의해 분리된 제1가스흐름을 재액화시키는 제1재액화라인 및 상기 질소분리기에 의해 분리된 제2가스흐름을 재액화시키는 제2재액화라인을 포함하고,
상기 제1재액화라인은
상기 냉각부에 의해 냉각된 제1가스흐름을 감압시키는 제1팽창밸브와, 상기 제1팽창밸브를 통과한 제1가스흐름을 기체성분과 액체성분으로 분리하는 제1기액분리기와, 상기 제1기액분리기에 의해 분리된 기체성분을 제2엔진으로 공급하는 질소소모라인 및 상기 질소소모라인을 따라 이송되는 기체성분을 가압하는 제2압축부를 포함하고,
상기 제1압축부 후단의 가압된 증발가스의 일부를 상기 질소소모라인 상의 상기 제2압축부 후단으로 공급하여 상기 제2엔진으로 공급되는 기체성분의 메탄가를 상승시키는 제1증발가스 순환라인 및 상기 제1증발가스 순환라인을 따라 이송되는 가압된 증발가스를 감압시키는 압력조절밸브를 더 포함하되,
상기 압력조절밸브는 상기 제2엔진의 조건 메탄가에 맞추어 작동이 제어되는 연료가스 공급시스템. - 제1항에 있어서,
상기 질소분리기는
보텍스 튜브(Vortex tube)로 이루어지는 연료가스 공급시스템. - 삭제
- 삭제
- 제1항에 있어서,
상기 제1재액화라인은
상기 제1기액분리기에 의해 분리된 액체성분을 상기 저장탱크로 공급하는 제1액화가스 회수라인을 더 포함하는 연료가스 공급시스템. - 제5항에 있어서,
상기 제2재액화라인은
상기 냉각부에 의해 냉각된 제2가스흐름을 감압시키는 제2팽창밸브 및 상기 제2팽창밸브를 통과한 제2가스흐름을 기체성분과 액체성분으로 분리하는 제2기액분리기를 포함하는 연료가스 공급시스템. - 제6항에 있어서,
상기 제2재액화라인은
상기 제2기액분리기에 의해 분리된 기체성분을 상기 증발가스 공급라인 상의 상기 제1압축부 전단으로 공급하는 증발가스 회수라인 및 상기 제2기액분리기에 의해 분리된 액체성분을 상기 저장탱크로 공급하는 제2액화가스 회수라인을 더 포함하는 연료가스 공급시스템. - 삭제
- 제7항에 있어서,
상기 제1압축부 전단의 증발가스의 일부를 상기 질소소모라인 상의 상기 제2압축부 전단으로 공급하여 상기 기체성분의 메탄가를 상승시키는 제2증발가스 순환라인을 더 포함하는 연료가스 공급시스템. - 삭제
- 제9항에 있어서,
상기 제2증발가스 순환라인에는 개폐밸브가 마련되고,
상기 개폐밸브는
상기 제2엔진의 조건 메탄가에 맞추어 작동이 제어되는 연료가스 공급시스템. - 제1항에 있어서,
상기 냉각부는
상기 제1가스흐름 및 상기 제2가스흐름을 상기 증발가스 공급라인 상의 상기 제1압축부 전단의 증발가스와 열교환하는 열교환기를 포함하는 연료가스 공급시스템.
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Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
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JP2012514050A (ja) * | 2008-11-03 | 2012-06-21 | シエル・インターナシヨナル・リサーチ・マートスハツペイ・ベー・ヴエー | 炭化水素流から窒素を排除して燃料ガス流を提供する方法およびそのための装置 |
KR101459962B1 (ko) * | 2013-10-31 | 2014-11-07 | 현대중공업 주식회사 | 액화가스 처리 시스템 |
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KR101195641B1 (ko) | 2008-09-26 | 2012-10-30 | 현대중공업 주식회사 | 이종연료 디젤엔진 추진기관을 사용하는 액화천연가스 운반선을 위한 연료공급시스템 |
KR101122548B1 (ko) * | 2009-08-19 | 2012-03-16 | 삼성중공업 주식회사 | Lng 재액화 장치 |
KR20120126754A (ko) * | 2011-05-12 | 2012-11-21 | 현대중공업 주식회사 | 복수개의 이중연료엔진을 위한 기화가스 공급 장치 |
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Patent Citations (2)
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JP2012514050A (ja) * | 2008-11-03 | 2012-06-21 | シエル・インターナシヨナル・リサーチ・マートスハツペイ・ベー・ヴエー | 炭化水素流から窒素を排除して燃料ガス流を提供する方法およびそのための装置 |
KR101459962B1 (ko) * | 2013-10-31 | 2014-11-07 | 현대중공업 주식회사 | 액화가스 처리 시스템 |
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