CN112577261B - 天然气降压发电系统及液化天然气的提取方法 - Google Patents
天然气降压发电系统及液化天然气的提取方法 Download PDFInfo
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- CN112577261B CN112577261B CN202011514491.3A CN202011514491A CN112577261B CN 112577261 B CN112577261 B CN 112577261B CN 202011514491 A CN202011514491 A CN 202011514491A CN 112577261 B CN112577261 B CN 112577261B
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- natural gas
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- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 title claims abstract description 304
- 239000003345 natural gas Substances 0.000 title claims abstract description 152
- 238000010248 power generation Methods 0.000 title claims abstract description 55
- 239000003949 liquefied natural gas Substances 0.000 title claims abstract description 30
- 238000000605 extraction Methods 0.000 title abstract description 7
- 238000000926 separation method Methods 0.000 claims abstract description 61
- 238000001816 cooling Methods 0.000 claims abstract description 39
- 239000007791 liquid phase Substances 0.000 claims abstract description 23
- 238000001035 drying Methods 0.000 claims abstract description 18
- 238000000034 method Methods 0.000 claims abstract description 10
- 239000012071 phase Substances 0.000 claims description 33
- 239000007789 gas Substances 0.000 claims description 30
- 239000007788 liquid Substances 0.000 claims description 9
- 238000005086 pumping Methods 0.000 claims description 8
- 230000005540 biological transmission Effects 0.000 claims description 4
- GNFTZDOKVXKIBK-UHFFFAOYSA-N 3-(2-methoxyethoxy)benzohydrazide Chemical compound COCCOC1=CC=CC(C(=O)NN)=C1 GNFTZDOKVXKIBK-UHFFFAOYSA-N 0.000 claims description 3
- 238000000746 purification Methods 0.000 claims description 3
- 230000001737 promoting effect Effects 0.000 abstract description 3
- 230000001105 regulatory effect Effects 0.000 description 3
- 238000004891 communication Methods 0.000 description 2
- 230000008929 regeneration Effects 0.000 description 2
- 238000011069 regeneration method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000000571 coke Substances 0.000 description 1
- 230000006837 decompression Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
- F25J1/00—Processes or apparatus for liquefying or solidifying gases or gaseous mixtures
- F25J1/0002—Processes or apparatus for liquefying or solidifying gases or gaseous mixtures characterised by the fluid to be liquefied
- F25J1/0022—Hydrocarbons, e.g. natural gas
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
- F25J3/00—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification
- F25J3/06—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by partial condensation
- F25J3/0605—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by partial condensation characterised by the feed stream
- F25J3/061—Natural gas or substitute natural gas
- F25J3/0615—Liquefied natural gas
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
- F25J1/00—Processes or apparatus for liquefying or solidifying gases or gaseous mixtures
- F25J1/003—Processes or apparatus for liquefying or solidifying gases or gaseous mixtures characterised by the kind of cold generation within the liquefaction unit for compensating heat leaks and liquid production
- F25J1/0032—Processes or apparatus for liquefying or solidifying gases or gaseous mixtures characterised by the kind of cold generation within the liquefaction unit for compensating heat leaks and liquid production using the feed stream itself or separated fractions from it, i.e. "internal refrigeration"
- F25J1/0035—Processes or apparatus for liquefying or solidifying gases or gaseous mixtures characterised by the kind of cold generation within the liquefaction unit for compensating heat leaks and liquid production using the feed stream itself or separated fractions from it, i.e. "internal refrigeration" by gas expansion with extraction of work
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
- F25J1/00—Processes or apparatus for liquefying or solidifying gases or gaseous mixtures
- F25J1/003—Processes or apparatus for liquefying or solidifying gases or gaseous mixtures characterised by the kind of cold generation within the liquefaction unit for compensating heat leaks and liquid production
- F25J1/0032—Processes or apparatus for liquefying or solidifying gases or gaseous mixtures characterised by the kind of cold generation within the liquefaction unit for compensating heat leaks and liquid production using the feed stream itself or separated fractions from it, i.e. "internal refrigeration"
- F25J1/004—Processes or apparatus for liquefying or solidifying gases or gaseous mixtures characterised by the kind of cold generation within the liquefaction unit for compensating heat leaks and liquid production using the feed stream itself or separated fractions from it, i.e. "internal refrigeration" by flash gas recovery
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
- F25J1/00—Processes or apparatus for liquefying or solidifying gases or gaseous mixtures
- F25J1/02—Processes or apparatus for liquefying or solidifying gases or gaseous mixtures requiring the use of refrigeration, e.g. of helium or hydrogen ; Details and kind of the refrigeration system used; Integration with other units or processes; Controlling aspects of the process
- F25J1/0228—Coupling of the liquefaction unit to other units or processes, so-called integrated processes
- F25J1/0232—Coupling of the liquefaction unit to other units or processes, so-called integrated processes integration within a pressure letdown station of a high pressure pipeline system
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
- F25J5/00—Arrangements of cold exchangers or cold accumulators in separation or liquefaction plants
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
- F25J2270/00—Refrigeration techniques used
- F25J2270/90—External refrigeration, e.g. conventional closed-loop mechanical refrigeration unit using Freon or NH3, unspecified external refrigeration
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Separation By Low-Temperature Treatments (AREA)
Abstract
Description
Claims (3)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202011514491.3A CN112577261B (zh) | 2020-12-21 | 2020-12-21 | 天然气降压发电系统及液化天然气的提取方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202011514491.3A CN112577261B (zh) | 2020-12-21 | 2020-12-21 | 天然气降压发电系统及液化天然气的提取方法 |
Publications (2)
Publication Number | Publication Date |
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CN112577261A CN112577261A (zh) | 2021-03-30 |
CN112577261B true CN112577261B (zh) | 2024-04-26 |
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CN202011514491.3A Active CN112577261B (zh) | 2020-12-21 | 2020-12-21 | 天然气降压发电系统及液化天然气的提取方法 |
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CN (1) | CN112577261B (zh) |
Citations (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH09138063A (ja) * | 1995-11-14 | 1997-05-27 | Osaka Gas Co Ltd | 液化天然ガス冷熱利用の空気分離方法および設備 |
JP2001159318A (ja) * | 1999-09-20 | 2001-06-12 | Mitsui Eng & Shipbuild Co Ltd | 冷熱発電装置 |
JP2003336966A (ja) * | 2002-05-21 | 2003-11-28 | Tokyo Gas Co Ltd | 液化天然ガスを用いた空気の液化分離と発電を行う方法及びその装置 |
EP2333470A1 (en) * | 2009-12-09 | 2011-06-15 | Siemens Aktiengesellschaft | Liquid natural gas cooled air separation unit for integrated gasification combined cycle power plants |
CN102206520A (zh) * | 2011-04-21 | 2011-10-05 | 北京工业大学 | 一种天然气直接膨胀式液化方法及装置 |
CN103712062A (zh) * | 2013-12-26 | 2014-04-09 | 新地能源工程技术有限公司 | 利用天然气管网压力能为原料天然气增压的方法及装置 |
CN103983084A (zh) * | 2014-05-03 | 2014-08-13 | 宁波鲍斯能源装备股份有限公司 | 天然气压力能综合利用成套装置 |
JP2015001185A (ja) * | 2013-06-14 | 2015-01-05 | 大阪瓦斯株式会社 | 液化天然ガス冷熱発電システム |
KR101654093B1 (ko) * | 2015-11-03 | 2016-09-09 | (주)동양환경 | 천연가스 폐압 발전의 냉열을 이용한 이산화탄소 액화 시스템을 포함하는 천연가스 정압 시설 |
CN110701870A (zh) * | 2019-05-29 | 2020-01-17 | 苏州市兴鲁空分设备科技发展有限公司 | 一种利用lng冷能的空分装置和方法 |
CN110715504A (zh) * | 2019-08-28 | 2020-01-21 | 中国科学院工程热物理研究所 | 一种高压天然气的余压发电液化系统 |
CN214746762U (zh) * | 2020-12-21 | 2021-11-16 | 襄阳航力机电技术发展有限公司 | 新型天然气降压发电系统 |
-
2020
- 2020-12-21 CN CN202011514491.3A patent/CN112577261B/zh active Active
Patent Citations (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH09138063A (ja) * | 1995-11-14 | 1997-05-27 | Osaka Gas Co Ltd | 液化天然ガス冷熱利用の空気分離方法および設備 |
JP2001159318A (ja) * | 1999-09-20 | 2001-06-12 | Mitsui Eng & Shipbuild Co Ltd | 冷熱発電装置 |
JP2003336966A (ja) * | 2002-05-21 | 2003-11-28 | Tokyo Gas Co Ltd | 液化天然ガスを用いた空気の液化分離と発電を行う方法及びその装置 |
EP2333470A1 (en) * | 2009-12-09 | 2011-06-15 | Siemens Aktiengesellschaft | Liquid natural gas cooled air separation unit for integrated gasification combined cycle power plants |
CN102206520A (zh) * | 2011-04-21 | 2011-10-05 | 北京工业大学 | 一种天然气直接膨胀式液化方法及装置 |
JP2015001185A (ja) * | 2013-06-14 | 2015-01-05 | 大阪瓦斯株式会社 | 液化天然ガス冷熱発電システム |
CN103712062A (zh) * | 2013-12-26 | 2014-04-09 | 新地能源工程技术有限公司 | 利用天然气管网压力能为原料天然气增压的方法及装置 |
CN103983084A (zh) * | 2014-05-03 | 2014-08-13 | 宁波鲍斯能源装备股份有限公司 | 天然气压力能综合利用成套装置 |
KR101654093B1 (ko) * | 2015-11-03 | 2016-09-09 | (주)동양환경 | 천연가스 폐압 발전의 냉열을 이용한 이산화탄소 액화 시스템을 포함하는 천연가스 정압 시설 |
CN110701870A (zh) * | 2019-05-29 | 2020-01-17 | 苏州市兴鲁空分设备科技发展有限公司 | 一种利用lng冷能的空分装置和方法 |
CN110715504A (zh) * | 2019-08-28 | 2020-01-21 | 中国科学院工程热物理研究所 | 一种高压天然气的余压发电液化系统 |
CN214746762U (zh) * | 2020-12-21 | 2021-11-16 | 襄阳航力机电技术发展有限公司 | 新型天然气降压发电系统 |
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CN112577261A (zh) | 2021-03-30 |
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Inventor after: Ji Zengyu Inventor after: He Liang Inventor after: Ma Yifei Inventor after: Lu Pingan Inventor after: Zhang Dian Inventor after: Yuan Kui Inventor after: Liu Sijia Inventor before: Ji Zengyu Inventor before: He Liang Inventor before: Ma Yifei Inventor before: Lu Pingan Inventor before: Zhang Dian Inventor before: Yuan Kui Inventor before: Guo Wan Inventor before: Liu Shijia |
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