JP7089074B2 - 液体窒素を使用する天然ガスの液化のための方法及びシステム - Google Patents
液体窒素を使用する天然ガスの液化のための方法及びシステム Download PDFInfo
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- JP7089074B2 JP7089074B2 JP2020570393A JP2020570393A JP7089074B2 JP 7089074 B2 JP7089074 B2 JP 7089074B2 JP 2020570393 A JP2020570393 A JP 2020570393A JP 2020570393 A JP2020570393 A JP 2020570393A JP 7089074 B2 JP7089074 B2 JP 7089074B2
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- nitrogen
- natural gas
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- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 title claims description 515
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 title claims description 298
- 229910052757 nitrogen Inorganic materials 0.000 title claims description 257
- 239000003345 natural gas Substances 0.000 title claims description 139
- 239000007788 liquid Substances 0.000 title claims description 92
- 238000000034 method Methods 0.000 title claims description 89
- 239000003949 liquefied natural gas Substances 0.000 claims description 365
- 239000007789 gas Substances 0.000 claims description 136
- 238000003860 storage Methods 0.000 claims description 48
- 239000003507 refrigerant Substances 0.000 claims description 43
- 238000001816 cooling Methods 0.000 claims description 15
- 238000004821 distillation Methods 0.000 claims description 11
- 238000010521 absorption reaction Methods 0.000 claims description 10
- YMXREWKKROWOSO-VOTSOKGWSA-N methyl (e)-3-(2-hydroxyphenyl)prop-2-enoate Chemical compound COC(=O)\C=C\C1=CC=CC=C1O YMXREWKKROWOSO-VOTSOKGWSA-N 0.000 claims description 7
- 238000000926 separation method Methods 0.000 description 86
- 239000002737 fuel gas Substances 0.000 description 14
- 238000010992 reflux Methods 0.000 description 12
- 230000008901 benefit Effects 0.000 description 10
- 229930195733 hydrocarbon Natural products 0.000 description 10
- 150000002430 hydrocarbons Chemical class 0.000 description 10
- 238000004519 manufacturing process Methods 0.000 description 10
- 238000010586 diagram Methods 0.000 description 9
- 239000012530 fluid Substances 0.000 description 8
- OFBQJSOFQDEBGM-UHFFFAOYSA-N n-pentane Natural products CCCCC OFBQJSOFQDEBGM-UHFFFAOYSA-N 0.000 description 6
- 238000013461 design Methods 0.000 description 5
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- 239000004215 Carbon black (E152) Substances 0.000 description 4
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 4
- ATUOYWHBWRKTHZ-UHFFFAOYSA-N Propane Chemical compound CCC ATUOYWHBWRKTHZ-UHFFFAOYSA-N 0.000 description 4
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- FGUUSXIOTUKUDN-IBGZPJMESA-N C1(=CC=CC=C1)N1C2=C(NC([C@H](C1)NC=1OC(=NN=1)C1=CC=CC=C1)=O)C=CC=C2 Chemical compound C1(=CC=CC=C1)N1C2=C(NC([C@H](C1)NC=1OC(=NN=1)C1=CC=CC=C1)=O)C=CC=C2 FGUUSXIOTUKUDN-IBGZPJMESA-N 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 239000001273 butane Substances 0.000 description 2
- 229910002092 carbon dioxide Inorganic materials 0.000 description 2
- 239000001569 carbon dioxide Substances 0.000 description 2
- 238000002485 combustion reaction Methods 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
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- 238000007667 floating Methods 0.000 description 2
- 239000001307 helium Substances 0.000 description 2
- 229910052734 helium Inorganic materials 0.000 description 2
- SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 description 2
- 238000011221 initial treatment Methods 0.000 description 2
- IJDNQMDRQITEOD-UHFFFAOYSA-N n-butane Chemical compound CCCC IJDNQMDRQITEOD-UHFFFAOYSA-N 0.000 description 2
- 239000001294 propane Substances 0.000 description 2
- 150000003464 sulfur compounds Chemical class 0.000 description 2
- 238000011282 treatment Methods 0.000 description 2
- 230000005514 two-phase flow Effects 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 238000005219 brazing Methods 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 238000005352 clarification Methods 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
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- 238000011161 development Methods 0.000 description 1
- 229910001873 dinitrogen Inorganic materials 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000011010 flushing procedure Methods 0.000 description 1
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- 239000002516 radical scavenger Substances 0.000 description 1
- 239000013535 sea water Substances 0.000 description 1
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- 239000000126 substance Substances 0.000 description 1
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- 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
- F25J2270/14—External refrigeration with work-producing gas expansion loop
- F25J2270/16—External refrigeration with work-producing gas expansion loop with mutliple gas expansion loops of the same refrigerant
-
- 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
- F25J2270/904—External refrigeration, e.g. conventional closed-loop mechanical refrigeration unit using Freon or NH3, unspecified external refrigeration by liquid or gaseous cryogen in an open loop
-
- 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
- F25J2290/00—Other details not covered by groups F25J2200/00 - F25J2280/00
- F25J2290/62—Details of storing a fluid in a tank
Description
1.窒素濃度が1モル%より高い天然ガス流から液化天然ガス(LNG)を生成する方法であって、
LNG液化施設において、そのLNG液化施設とは異なる地理的場所で生産されている少なくとも1つの液体窒素(LIN)流を受け取ること;
窒素ベント流との間接熱交換により天然ガス流を液化して、窒素濃度が1モル%より高い加圧LNG流を形成すること;
前記加圧LNG流を上段及び下段を有する塔の1以上の段に向けて、LNG流及び窒素ベント流を生成すること;及び
1以上のLIN流を前記塔の1以上の上段に向けること
を含む、方法。
2.前記加圧LNG流を前記塔の1以上の段に向ける前に、前記加圧LNG流を、加圧LNG流の窒素濃度より高い窒素濃度を有するLNG蒸気流と、加圧LNG流の窒素濃度より低い窒素濃度を有するLNG液体流とに分離することを更に含み;
ここで、前記加圧LNG流を前記塔の1以上の段に向けることは、
前記LNG液体流を前記塔の上段の1つに向けること;及び
前記LNG蒸気流を前記塔の下段の1つに向けること
を含む、第1項に記載の方法。
3.前記塔が分別塔、蒸留塔、又は吸収塔のうちの1つである、第1項又は第2項に記載の方法。
4.天然ガス流が、前記塔の下段の1つに向けられ、前記天然ガス流が、前記加圧LNG流よりも圧力が低い、第1項~第3項のいずれか一項に記載の方法。
5.前記天然ガス流がLNG貯蔵タンクからのボイルオフガスを含む、第4項に記載の方法。
6.前記天然ガス流がLNG運搬船の貯蔵タンクからのボイルオフガスを含む、第4項に記載の方法。
7.塔に向けられる前に天然ガス流を圧縮することを更に含む、第4項に記載の方法。
8.前記窒素ベント流と前記天然ガス流との間で間接的に熱交換して、温められた窒素ベント流を形成することを更に含む、第1項~第7項のいずれか一項に記載の方法。
9.前記LNG流の窒素濃度が1モル%より低い、第1項~第8項のいずれか一項に記載の方法。
10.前記窒素ベント流のメタン濃度が0.1モル%より低い、第1項~第9項のいずれか一項に記載の方法。
11.塔に向けられる前に前記加圧LNG流を液圧タービン内で膨張させること
を更に含む、第1項~第10項のいずれか一項に記載の方法。
12.窒素濃度が1モル%より高い天然ガス流から液化天然ガス(LNG)を生成する方法であって、
LNG液化施設において、そのLNG液化施設とは異なる地理的場所で生産されている第1の液化窒素(LIN)流及び第2のLIN流を受け取ること;
窒素ベント流と第2の液化窒素流との間接熱交換により天然ガス流を液化して、窒素濃度が1モル%より高い加圧LNG流を形成すること;
前記加圧LNG流をジェットポンプに向け、ジェットポンプの駆動流体として前記加圧LNG流を使用すること;
前記加圧LNG流と、前記加圧LNG流の圧力より低い圧力を有する低圧天然ガス流とを前記ジェットポンプ中で混合して、二相LNG流を生成すること;
前記二相LNG流をLNG蒸気流とLNG液体流とに分離すること;
前記LNG液体流を塔の1以上の段に向けること;
前記LNG蒸気流を塔の1以上の下段に向けること;
第1の液化窒素流を塔の1以上の上段に向けること;及び
前記塔からLNG流及び窒素ベント流を生成すること
を含む、方法。
13.前記塔が分別塔、蒸留塔、又は吸収塔のうちの1つである、第12項に記載の方法。
14.前記低圧天然ガス流がLNG貯蔵タンクから抽出されたボイルオフガスを含む、第12項又は第13項に記載の方法。
15.前記低圧天然ガス流がLNG運搬船から貯蔵又は荷揚げ作業中にLNGから抽出されたボイルオフガスを含む、第12項又は第13項に記載の方法。
16.塔に向けられる前に前記低圧天然ガス流を圧縮することを更に含む、第項12項~第15項のいずれか一項に記載の方法。
17.前記窒素ベント流と前記天然ガス流との間で間接的に熱交換して、温められた窒素ベント流を形成すること
を更に含む、第12項~第16項のいずれか一項に記載の方法。
18.前記LNG流窒素モル濃度が1モル%より低い、第12項~第17項のいずれか一項に記載の方法。
19.前記窒素ベント流のメタンモル濃度が0.1モル%より低い、第12項~第18項のいずれか一項に記載の方法。
20.窒素濃度が1モル%より高い天然ガス流から液化天然ガス(LNG)を生成するための方法であって、
LNG液化施設において、そのLNG液化施設とは異なる地理的場所で生産されている1以上の液化窒素(LIN)流を受け取ること;
前記窒素ベント流と第2の液化窒素流との間接熱交換により前記天然ガス流を少なくとも部分的に液化して、窒素濃度が1モル%より高い加圧LNG流を形成すること;
加圧LNG流を分離容器に向けて、LNG蒸気流及びLNG液体流を生成すること;
前記LNG蒸気流ジェットポンプに向け、そのジェットポンプの駆動流体として前記LNG蒸気流を使用すること;
前記LNG蒸気流と第1の低圧天然ガス流を前記ジェットポンプ中で混合して、第2の低圧ガス流を生成すること、ここで、第1の低圧天然ガス流及び第2の低圧天然ガス流はそれぞれ、前記加圧LNG流の圧力より低い圧力を有する;
LNG液体流を塔の1以上の段に向けること;
第2の低圧天然ガス流を塔の1以上の下段に向けること;
1以上のLIN流を塔の1以上の上段に向けること;及び
前記塔からLNG流及び窒素ベント流を生成すること
を含む、方法。
21.前記LNG流の窒素モル濃度が1モル%より低い、第20項に記載の方法。
22.前記窒素ベント流のメタンモル濃度が0.1モル%より低い、第20項又は第21項に記載の方法。
23.前記塔が分別塔、蒸留塔、又は吸収塔のうちの1つである、第20項~第22項のいずれか一項に記載の方法。
24.前記低圧天然ガス流がLNG貯蔵タンクから抽出されたボイルオフガスを含む、第20項~第23項のいずれか一項に記載の方法。
25.前記低圧天然ガス流がLNG運搬船から貯蔵又は荷揚げ作業中にLNGから抽出されたボイルオフガスを含む、第20項~第24項のいずれか一項に記載の方法。
26.窒素濃度が1モル%より高い天然ガス流から液化天然ガス(LNG)を生成する方法であって、
LNG液化施設において、そのLNG液化施設とは異なる地理的場所で生産されている第1の液化窒素(LIN)流及び第2のLIN流を受け取ること;
窒素ベント流と第2の液化窒素流との間接熱交換により天然ガス流を液化して、窒素濃度が1モル%より高い加圧LNG流を形成すること;
前記加圧LNG流を塔の1以上の段に向けること;
前記加圧LNG流の圧力より低い圧力を有する低圧天然ガス流を塔の1以上の下段に向けること;
第1の液化窒素流を塔の1以上の上段に向けること;及び
前記塔からLNG流及び窒素ベント流を生成すること
を含む、方法。
27.窒素ベント流と第2の液化窒素流との間接熱交換により天然ガス流を液化することが熱交換器中で達成され、
第2の液体窒素流が前記熱交換器を通過した後に第2の液体窒素流から第1の温ガス冷媒流を形成すること;
第1の温ガス冷媒流を膨張させて、第1の冷ガス冷媒流を形成すること;及び
前記熱交換器を通るように第1の冷ガス冷媒流を向けて、天然ガス流を液化すること
を更に含む、第26項に記載の方法。
28.第1の冷ガス冷媒流が前記熱交換器を通過した後に第1の冷ガス冷媒流から第2の温ガス冷媒流を形成すること;
第2の温ガス冷媒流を圧縮及び冷却して、圧縮冷媒流を形成すること;
第2の熱交換器中で、第2の温ガス冷媒流と前記圧縮冷媒流との間で熱交換すること;
前記圧縮冷媒流を膨張させて、第2の冷ガス冷媒流を形成すること;及び
前記熱交換器を通るように第2の冷ガス冷媒流を向けて、天然ガス流を液化すること
を更に含む、第27項に記載の方法。
29.前記LNG流の窒素モル濃度が1モル%より低い、第26項~第28項のいずれか一項に記載の方法。
30.前記窒素ベント流のメタンモル濃度が0.1モル%より低い、第26項~第29項のいずれか一項に記載の方法。
31.前記塔が分別塔、蒸留塔、又は吸収塔のうちの1つである、第26項~第30項のいずれか一項に記載の方法。
32.前記低圧天然ガス流がLNG貯蔵タンクから抽出されたボイルオフガスを含む、第26項~第31項のいずれか一項に記載の方法。
33.前記低圧天然ガス流がLNG運搬船から貯蔵又は荷揚げ作業中にLNGから抽出されたボイルオフガスを含む、第26項~第31項のいずれか一項に記載の方法。
Claims (18)
- 窒素濃度が1モル%より高い天然ガス流から液化天然ガス(LNG)を生成する方法であって、
LNG液化施設において、そのLNG液化施設とは異なる場所で生産されている少なくとも1つの液体窒素(LIN)流を受け取ること;
窒素ベント流との間接熱交換により天然ガス流を液化して、窒素濃度が1モル%より高い加圧LNG流を形成すること;
前記加圧LNG流を上段及び下段を有する塔の1以上の段に送り、LNG流及び窒素ベント流を生成すること;及び
1以上のLIN流を前記塔の1以上の上段に送ること
を含み、
前記加圧LNG流を前記塔の1以上の段に送る前に、前記加圧LNG流を、加圧LNG流の窒素濃度より高い窒素濃度を有するLNG蒸気流と、加圧LNG流の窒素濃度より低い窒素濃度を有するLNG液体流とに分離することを更に含み、
ここで、前記加圧LNG流を前記塔の1以上の段に送ることは、
前記LNG液体流を前記塔の上段の1つに送ること;及び
前記LNG蒸気流を前記塔の下段の1つに送ること
を含む、方法。 - 前記塔が分別塔、蒸留塔、又は吸収塔のうちの1つである、請求項1に記載の方法。
- 天然ガス流が、前記塔の下段の1つに送られ、前記天然ガス流が、前記加圧LNG流よりも圧力が低い、請求項1又は2に記載の方法。
- 前記天然ガス流がLNG貯蔵タンクからのボイルオフガスを含む、請求項3に記載の方法。
- 前記天然ガス流がLNG運搬船の貯蔵タンクからのボイルオフガスを含む、請求項3に記載の方法。
- 塔に送られる前に天然ガス流を圧縮することを更に含む、請求項3に記載の方法。
- 前記窒素ベント流と前記天然ガス流との間で間接的に熱交換して、温められた窒素ベント流を形成することを更に含む、請求項1~6のいずれか一項に記載の方法。
- 前記LNG流の窒素濃度が1モル%より低い、請求項1~7のいずれか一項に記載の方法。
- 前記窒素ベント流のメタン濃度が0.1モル%より低い、請求項1~8のいずれか一項に記載の方法。
- 前記塔に送られる前に前記加圧LNG流を液圧タービン内で膨張させること
を更に含む、請求項1~9のいずれか一項に記載の方法。 - 窒素濃度が1モル%より高い天然ガス流から液化天然ガス(LNG)を生成する方法であって、
LNG液化施設において、そのLNG液化施設とは異なる場所で生産されている第1の液化窒素(LIN)流及び第2のLIN流を受け取ること;
窒素ベント流と第2の液化窒素流との間接熱交換により前記天然ガス流を液化して、窒素濃度が1モル%より高い加圧LNG流を形成すること;
前記加圧LNG流を塔の1以上の段に送ること;
前記加圧LNG流の圧力より低い圧力を有する低圧天然ガス流を前記塔の1以上の下段に送ること;
第1の液化窒素流を前記塔の1以上の上段に送ること;及び
前記塔からLNG流及び前記窒素ベント流を生成すること
を含む、方法。 - 窒素ベント流と第2の液化窒素流との間接熱交換により前記天然ガス流を液化することが熱交換器中で達成され、
第2の液体窒素流が前記熱交換器を通過した後に第2の液体窒素流から第1の温ガス冷媒流を形成すること;
第1の温ガス冷媒流を膨張させて、第1の冷ガス冷媒流を形成すること;及び
前記熱交換器を通るように第1の冷ガス冷媒流を送り、前記天然ガス流を液化すること
を更に含む、請求項11に記載の方法。 - 第1の冷ガス冷媒流が前記熱交換器を通過した後に第1の冷ガス冷媒流から第2の温ガス冷媒流を形成すること;
第2の温ガス冷媒流を圧縮及び冷却して、圧縮冷媒流を形成すること;
第2の熱交換器中で、第2の温ガス冷媒流と前記圧縮冷媒流との間で熱交換すること;
前記圧縮冷媒流を膨張させて、第2の冷ガス冷媒流を形成すること;及び
前記熱交換器を通るように第2の冷ガス冷媒流を送り、前記天然ガス流を液化すること
を更に含む、請求項12に記載の方法。 - 前記LNG流の窒素モル濃度が1モル%より低い、請求項11~13のいずれか一項に記載の方法。
- 前記窒素ベント流のメタンモル濃度が0.1モル%より低い、請求項11~14のいずれか一項に記載の方法。
- 前記塔が分別塔、蒸留塔、又は吸収塔のうちの1つである、請求項11~15のいずれか一項に記載の方法。
- 前記低圧天然ガス流がLNG貯蔵タンクから抽出されたボイルオフガスを含む、請求項11~16のいずれか一項に記載の方法。
- 前記低圧天然ガス流がLNG運搬船から貯蔵又は荷揚げ作業中にLNGから抽出されたボイルオフガスを含む、請求項11~16のいずれか一項に記載の方法。
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Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20040050095A1 (en) | 2002-08-08 | 2004-03-18 | Brigham William D. | Nitrogen generator |
US20040182109A1 (en) | 2002-11-19 | 2004-09-23 | Oakey John Douglas | Nitrogen rejection method and apparatus |
JP2010538234A (ja) | 2007-06-14 | 2010-12-09 | レール・リキード−ソシエテ・アノニム・プール・レテュード・エ・レクスプロワタシオン・デ・プロセデ・ジョルジュ・クロード | メタンリッチ流の極低温分離方法及び装置 |
US20110289963A1 (en) | 2010-04-16 | 2011-12-01 | Black & Veatch Corporation | Process for separating Nitrogen from a natural gas stream with Nitrogen stripping in the production of liquefied natural gas |
JP2013036676A (ja) | 2011-08-08 | 2013-02-21 | Air Water Inc | ボイルオフガス中の窒素除去方法およびそれに用いる窒素除去装置 |
DE102013007208A1 (de) | 2013-04-25 | 2014-10-30 | Linde Aktiengesellschaft | Verfahren zum Gewinnen einer Methan-reichen Flüssigfraktion |
JP2015210079A (ja) | 2014-04-24 | 2015-11-24 | エア プロダクツ アンド ケミカルズ インコーポレイテッドAir Products And Chemicals Incorporated | 冷却ヒートポンプを使用する液化された天然ガスの生産における統合された窒素の除去 |
WO2017011123A1 (en) | 2015-07-15 | 2017-01-19 | Exxonmobil Upstream Research Company | Liquefied natural gas production system and method with greenhouse gas removal |
WO2017105679A1 (en) | 2015-12-14 | 2017-06-22 | Exxonmobil Upstream Research Company | Method and system for separating nitrogen from liquefied natural gas using liquefied nitrogen |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1939114B2 (de) | 1969-08-01 | 1979-01-25 | Linde Ag, 6200 Wiesbaden | Verflüssigungsverfahren für Gase und Gasgemische, insbesondere für Erdgas |
US3878689A (en) | 1970-07-27 | 1975-04-22 | Carl A Grenci | Liquefaction of natural gas by liquid nitrogen in a dual-compartmented dewar |
US5139547A (en) | 1991-04-26 | 1992-08-18 | Air Products And Chemicals, Inc. | Production of liquid nitrogen using liquefied natural gas as sole refrigerant |
US6214258B1 (en) * | 1998-08-13 | 2001-04-10 | Air Products And Chemicals, Inc. | Feed gas pretreatment in synthesis gas production |
US20080256977A1 (en) * | 2007-04-20 | 2008-10-23 | Mowrey Earle R | Hydrocarbon recovery and light product purity when processing gases with physical solvents |
GB2462555B (en) | 2009-11-30 | 2011-04-13 | Costain Oil Gas & Process Ltd | Process and apparatus for separation of Nitrogen from LNG |
DE102011010634A1 (de) * | 2011-02-08 | 2012-08-09 | Linde Aktiengesellschaft | Verfahren zum Abtrennen von Spurenkomponenten aus einer wenigstens Stickstoff und Helium enthaltenden Fraktion |
CN104011489B (zh) * | 2011-12-12 | 2016-03-23 | 国际壳牌研究有限公司 | 用于从低温烃类组合物中去除氮气的方法和装置 |
DE102012008961A1 (de) * | 2012-05-03 | 2013-11-07 | Linde Aktiengesellschaft | Verfahren zum Rückverflüssigen einer Methan-reichen Fraktion |
-
2019
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Patent Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20040050095A1 (en) | 2002-08-08 | 2004-03-18 | Brigham William D. | Nitrogen generator |
US20040182109A1 (en) | 2002-11-19 | 2004-09-23 | Oakey John Douglas | Nitrogen rejection method and apparatus |
JP2010538234A (ja) | 2007-06-14 | 2010-12-09 | レール・リキード−ソシエテ・アノニム・プール・レテュード・エ・レクスプロワタシオン・デ・プロセデ・ジョルジュ・クロード | メタンリッチ流の極低温分離方法及び装置 |
US20110289963A1 (en) | 2010-04-16 | 2011-12-01 | Black & Veatch Corporation | Process for separating Nitrogen from a natural gas stream with Nitrogen stripping in the production of liquefied natural gas |
JP2013036676A (ja) | 2011-08-08 | 2013-02-21 | Air Water Inc | ボイルオフガス中の窒素除去方法およびそれに用いる窒素除去装置 |
DE102013007208A1 (de) | 2013-04-25 | 2014-10-30 | Linde Aktiengesellschaft | Verfahren zum Gewinnen einer Methan-reichen Flüssigfraktion |
JP2015210079A (ja) | 2014-04-24 | 2015-11-24 | エア プロダクツ アンド ケミカルズ インコーポレイテッドAir Products And Chemicals Incorporated | 冷却ヒートポンプを使用する液化された天然ガスの生産における統合された窒素の除去 |
WO2017011123A1 (en) | 2015-07-15 | 2017-01-19 | Exxonmobil Upstream Research Company | Liquefied natural gas production system and method with greenhouse gas removal |
WO2017105679A1 (en) | 2015-12-14 | 2017-06-22 | Exxonmobil Upstream Research Company | Method and system for separating nitrogen from liquefied natural gas using liquefied nitrogen |
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TWI782190B (zh) | 2022-11-01 |
CA3091930C (en) | 2022-11-29 |
TW201940679A (zh) | 2019-10-16 |
US11079176B2 (en) | 2021-08-03 |
SG11202007955PA (en) | 2020-09-29 |
EP3765804A1 (en) | 2021-01-20 |
AU2019234226A1 (en) | 2020-10-01 |
WO2019177705A1 (en) | 2019-09-19 |
US20190285340A1 (en) | 2019-09-19 |
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