CN104792114B - Bog再液化工艺及其再液化回收系统 - Google Patents
Bog再液化工艺及其再液化回收系统 Download PDFInfo
- Publication number
- CN104792114B CN104792114B CN201510167535.2A CN201510167535A CN104792114B CN 104792114 B CN104792114 B CN 104792114B CN 201510167535 A CN201510167535 A CN 201510167535A CN 104792114 B CN104792114 B CN 104792114B
- Authority
- CN
- China
- Prior art keywords
- bog
- gas
- heat exchanger
- compressor
- liquefied
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 238000011084 recovery Methods 0.000 title claims abstract description 33
- 238000000034 method Methods 0.000 title claims abstract description 31
- 239000007788 liquid Substances 0.000 claims abstract description 63
- 230000001105 regulatory effect Effects 0.000 claims abstract description 17
- 238000001816 cooling Methods 0.000 claims description 5
- 238000005265 energy consumption Methods 0.000 abstract description 20
- 238000000926 separation method Methods 0.000 abstract description 12
- 239000003949 liquefied natural gas Substances 0.000 description 50
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 34
- 239000007789 gas Substances 0.000 description 27
- 229910052757 nitrogen Inorganic materials 0.000 description 17
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 6
- 230000006835 compression Effects 0.000 description 4
- 238000007906 compression Methods 0.000 description 4
- 238000009434 installation Methods 0.000 description 3
- 239000003345 natural gas Substances 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 230000006837 decompression Effects 0.000 description 2
- 238000005057 refrigeration Methods 0.000 description 2
- 239000004215 Carbon black (E152) Substances 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 239000000110 cooling liquid Substances 0.000 description 1
- 235000019628 coolness Nutrition 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 239000002360 explosive Substances 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
- 238000004064 recycling Methods 0.000 description 1
- 239000003507 refrigerant Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 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
- F25J1/0025—Boil-off gases "BOG" from storages
-
- 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
- F25J1/003—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"
- F25J1/0045—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 vaporising a liquid return stream
-
- 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
- F25J1/0201—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 using only internal refrigeration means, i.e. without external refrigeration
- F25J1/0202—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 using only internal refrigeration means, i.e. without external refrigeration in a quasi-closed internal refrigeration loop
Abstract
Description
Claims (4)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201510167535.2A CN104792114B (zh) | 2015-04-10 | 2015-04-10 | Bog再液化工艺及其再液化回收系统 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201510167535.2A CN104792114B (zh) | 2015-04-10 | 2015-04-10 | Bog再液化工艺及其再液化回收系统 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN104792114A CN104792114A (zh) | 2015-07-22 |
CN104792114B true CN104792114B (zh) | 2017-11-07 |
Family
ID=53557125
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201510167535.2A Active CN104792114B (zh) | 2015-04-10 | 2015-04-10 | Bog再液化工艺及其再液化回收系统 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN104792114B (zh) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105387682B (zh) * | 2015-12-21 | 2017-08-08 | 唐山市同智科技有限公司 | 低沸点气体液化及低温容器bog回收与增压的方法及装置 |
CN105674056A (zh) * | 2016-02-24 | 2016-06-15 | 新奥科技发展有限公司 | 甲烷回收系统以及回收方法 |
CN107314615A (zh) * | 2016-06-12 | 2017-11-03 | 中国石油化工股份有限公司 | Lng放空气再液化回收方法 |
CN106247160B (zh) * | 2016-08-10 | 2018-09-18 | 日照海达尔加气设备有限公司 | 一种带有高压加气罐的无排放lng加气装置及方法 |
CN106287202B (zh) * | 2016-08-10 | 2018-09-18 | 日照海达尔加气设备有限公司 | 一种储罐回收bog无排放lng加气装置及方法 |
CN106918197A (zh) * | 2017-03-10 | 2017-07-04 | 蚌埠市荣强压缩机制造有限公司 | 一种bog回收再液化装置 |
CN106883897A (zh) * | 2017-03-29 | 2017-06-23 | 四川华亿石油天然气工程有限公司 | Bog分离提纯设备及工艺 |
CN110686463A (zh) * | 2019-07-05 | 2020-01-14 | 芜湖中燃城市燃气发展有限公司 | 一种天然气循环制冷液化装置 |
CN111238163B (zh) * | 2020-02-13 | 2021-12-17 | 中国科学院理化技术研究所 | 一种混合工质高压气体液化与过冷系统 |
CN115127304B (zh) * | 2022-06-30 | 2023-11-17 | 四川帝雷蒙科技有限公司 | 一种可提升氦气纯度的bog再液化回收系统及方法 |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3610246B2 (ja) * | 1998-10-29 | 2005-01-12 | 大阪瓦斯株式会社 | Lngのボイルオフガス再液化および空気分離一体化装置 |
EP1913117A1 (en) * | 2005-07-19 | 2008-04-23 | Shinyoung Heavy Industries Co., Ltd. | Lng bog reliquefaction apparatus |
US20090113929A1 (en) * | 2006-04-07 | 2009-05-07 | Hamworthy Gas Systems As | Method and apparatus for pre-heating lng boil-off gas to ambient temperature prior to compression in a reliquefaction system |
NO332739B1 (no) * | 2009-12-21 | 2012-12-27 | Hamworthy Oil & Gas Systems As | System til vekselbrensel- eller gassmotorer og avkoksgassrekondensering |
JP5737894B2 (ja) * | 2010-09-30 | 2015-06-17 | 三菱重工業株式会社 | ボイルオフガス再液化装置 |
CN102182919B (zh) * | 2011-03-26 | 2013-01-02 | 宁波鲍斯能源装备股份有限公司 | 液化天然气蒸发气体回收再液化的装置与方法 |
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2015
- 2015-04-10 CN CN201510167535.2A patent/CN104792114B/zh active Active
Also Published As
Publication number | Publication date |
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CN104792114A (zh) | 2015-07-22 |
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Addressee: He Xingqiang Document name: Notice of termination of proceedings |
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Effective date of registration: 20220620 Address after: 510000 office card a090 of Jian'an Gongchuang Zhongchuang space, No. A701, zone a, Guangzhou International Business Incubator, No. 3, Juquan Road, Science City, Huangpu District, Guangzhou City, Guangdong Province Patentee after: Guangzhou chick Information Technology Co.,Ltd. Address before: 610036 Room 203 and 204, 2f, complex building, group 3, Houjia village, Jinniu Township, Jinniu District, Chengdu City, Sichuan Province Patentee before: SICHUAN JINKE CRYOGENIC ENGINEERING Co.,Ltd. |
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Effective date of registration: 20221018 Address after: 201900 Room 218, Building 2, No. 2121, Baoyang Road, Baoshan District, Shanghai Patentee after: Baoruite Gas Co.,Ltd. Address before: 510000 office card a090 of Jian'an Gongchuang Zhongchuang space, No. A701, zone a, Guangzhou International Business Incubator, No. 3, Juquan Road, Science City, Huangpu District, Guangzhou City, Guangdong Province Patentee before: Guangzhou chick Information Technology Co.,Ltd. |