CN105066586A - 一种液氮洗制取合成氨原料气和lng的装置及其制取方法 - Google Patents
一种液氮洗制取合成氨原料气和lng的装置及其制取方法 Download PDFInfo
- Publication number
- CN105066586A CN105066586A CN201510580925.2A CN201510580925A CN105066586A CN 105066586 A CN105066586 A CN 105066586A CN 201510580925 A CN201510580925 A CN 201510580925A CN 105066586 A CN105066586 A CN 105066586A
- Authority
- CN
- China
- Prior art keywords
- pipeline
- lng
- arrival end
- tower
- heat exchanger
- 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.)
- Granted
Links
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 title claims abstract description 186
- 229910052757 nitrogen Inorganic materials 0.000 title claims abstract description 86
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 title claims abstract description 72
- 239000007789 gas Substances 0.000 title claims abstract description 60
- 239000007788 liquid Substances 0.000 title claims abstract description 40
- 229910021529 ammonia Inorganic materials 0.000 title claims abstract description 36
- 238000005406 washing Methods 0.000 title claims abstract description 22
- 238000000034 method Methods 0.000 title claims description 23
- 239000002994 raw material Substances 0.000 title abstract description 4
- 229930195733 hydrocarbon Natural products 0.000 claims abstract description 13
- 150000002430 hydrocarbons Chemical class 0.000 claims abstract description 13
- 239000012071 phase Substances 0.000 claims description 27
- 229910001873 dinitrogen Inorganic materials 0.000 claims description 15
- 239000012530 fluid Substances 0.000 claims description 14
- 239000004215 Carbon black (E152) Substances 0.000 claims description 9
- 239000007791 liquid phase Substances 0.000 claims description 7
- 238000001816 cooling Methods 0.000 claims description 4
- 239000007792 gaseous phase Substances 0.000 claims description 4
- 238000000926 separation method Methods 0.000 claims description 4
- 238000012856 packing Methods 0.000 claims description 3
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 abstract description 24
- 230000008901 benefit Effects 0.000 abstract description 10
- 238000002360 preparation method Methods 0.000 abstract description 7
- 230000015572 biosynthetic process Effects 0.000 abstract description 5
- 238000003786 synthesis reaction Methods 0.000 abstract description 5
- 230000007613 environmental effect Effects 0.000 abstract description 4
- 230000009286 beneficial effect Effects 0.000 abstract 1
- 230000002194 synthesizing effect Effects 0.000 abstract 1
- 238000005057 refrigeration Methods 0.000 description 5
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 4
- 230000006835 compression Effects 0.000 description 4
- 238000007906 compression Methods 0.000 description 4
- 238000011084 recovery Methods 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 3
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 2
- 229910052786 argon Inorganic materials 0.000 description 2
- 229910002091 carbon monoxide Inorganic materials 0.000 description 2
- 239000003034 coal gas Substances 0.000 description 2
- 239000001257 hydrogen Substances 0.000 description 2
- 229910052739 hydrogen Inorganic materials 0.000 description 2
- 238000000746 purification Methods 0.000 description 2
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000002737 fuel gas Substances 0.000 description 1
- 150000002431 hydrogen Chemical class 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000005304 joining Methods 0.000 description 1
- 231100000572 poisoning Toxicity 0.000 description 1
- 230000000607 poisoning effect Effects 0.000 description 1
- 238000007781 pre-processing Methods 0.000 description 1
- 238000010992 reflux Methods 0.000 description 1
- 238000005201 scrubbing Methods 0.000 description 1
- 230000032258 transport Effects 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
- F25J3/00—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification
- F25J3/02—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream
- F25J3/0204—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream characterised by the feed stream
- F25J3/0223—H2/CO mixtures, i.e. synthesis gas; Water gas or shifted synthesis 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
- F25J3/02—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream
- F25J3/0228—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream characterised by the separated product stream
- F25J3/0233—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream characterised by the separated product stream separation of CnHm with 1 carbon atom or more
-
- 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
- F25J3/02—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream
- F25J3/0228—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream characterised by the separated product stream
- F25J3/0257—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream characterised by the separated product stream separation of nitrogen
-
- 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
- F25J3/02—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream
- F25J3/0228—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream characterised by the separated product stream
- F25J3/0276—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream characterised by the separated product stream separation of H2/N2 mixtures, i.e. of ammonia synthesis 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
- F25J2200/00—Processes or apparatus using separation by rectification
- F25J2200/74—Refluxing the column with at least a part of the partially condensed overhead 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
- F25J2205/00—Processes or apparatus using other separation and/or other processing means
- F25J2205/30—Processes or apparatus using other separation and/or other processing means using a washing, e.g. "scrubbing" or bubble column for purification purposes
-
- 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
- F25J2210/00—Processes characterised by the type or other details of the feed stream
- F25J2210/06—Splitting of the feed stream, e.g. for treating or cooling in different ways
-
- 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
- F25J2210/00—Processes characterised by the type or other details of the feed stream
- F25J2210/42—Nitrogen
-
- 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
- F25J2215/00—Processes characterised by the type or other details of the product stream
- F25J2215/04—Recovery of liquid products
-
- 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
- F25J2270/18—External refrigeration with incorporated cascade 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
- F25J2270/00—Refrigeration techniques used
- F25J2270/66—Closed external refrigeration cycle with multi component refrigerant [MCR], e.g. mixture of hydrocarbons
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Separation By Low-Temperature Treatments (AREA)
Abstract
Description
Claims (7)
Priority Applications (1)
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CN201510580925.2A CN105066586B (zh) | 2015-09-14 | 2015-09-14 | 一种液氮洗制取合成氨原料气和lng的装置及其制取方法 |
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CN201510580925.2A CN105066586B (zh) | 2015-09-14 | 2015-09-14 | 一种液氮洗制取合成氨原料气和lng的装置及其制取方法 |
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CN105066586A true CN105066586A (zh) | 2015-11-18 |
CN105066586B CN105066586B (zh) | 2018-06-22 |
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Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106500460A (zh) * | 2016-11-24 | 2017-03-15 | 中国矿业大学 | 天然气液化过程中氮气脱除并提纯装置及方法 |
CN106642988A (zh) * | 2016-12-07 | 2017-05-10 | 中科瑞奥能源科技股份有限公司 | 利用液氮洗制取合成氨原料气和lng的系统 |
CN111879062A (zh) * | 2020-07-02 | 2020-11-03 | 杭州制氧机集团股份有限公司 | 一种带预冷的常温进料净化氨合成气液氮洗装置 |
CN114111217A (zh) * | 2021-11-30 | 2022-03-01 | 成都深冷液化设备股份有限公司 | 一种利用液氮洗制取lng及合成氨原料气的装置和方法 |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0636576A1 (en) * | 1993-07-26 | 1995-02-01 | Teisan Kabushiki Kaisha | Ultra-high purity nitrous oxide producing method and unit |
CN202382518U (zh) * | 2011-12-14 | 2012-08-15 | 杭州中泰深冷技术股份有限公司 | 液氮洗涤净化合成气及其深冷分离回收lng装置 |
CN103328375A (zh) * | 2011-01-17 | 2013-09-25 | 乔治洛德方法研究和开发液化空气有限公司 | 使用低温分离生产氨合成气和纯甲烷的方法和装置 |
CN203454606U (zh) * | 2013-08-21 | 2014-02-26 | 河南心连心深冷能源股份有限公司 | 回收合成氨尾气生产lng的装置 |
CN104251600A (zh) * | 2013-06-26 | 2014-12-31 | 航天长征化学工程股份有限公司 | 液氮洗涤装置 |
CN205048879U (zh) * | 2015-09-14 | 2016-02-24 | 成都深冷液化设备股份有限公司 | 一种液氮洗制取合成氨原料气和lng的装置 |
-
2015
- 2015-09-14 CN CN201510580925.2A patent/CN105066586B/zh active Active
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0636576A1 (en) * | 1993-07-26 | 1995-02-01 | Teisan Kabushiki Kaisha | Ultra-high purity nitrous oxide producing method and unit |
CN103328375A (zh) * | 2011-01-17 | 2013-09-25 | 乔治洛德方法研究和开发液化空气有限公司 | 使用低温分离生产氨合成气和纯甲烷的方法和装置 |
CN202382518U (zh) * | 2011-12-14 | 2012-08-15 | 杭州中泰深冷技术股份有限公司 | 液氮洗涤净化合成气及其深冷分离回收lng装置 |
CN104251600A (zh) * | 2013-06-26 | 2014-12-31 | 航天长征化学工程股份有限公司 | 液氮洗涤装置 |
CN203454606U (zh) * | 2013-08-21 | 2014-02-26 | 河南心连心深冷能源股份有限公司 | 回收合成氨尾气生产lng的装置 |
CN205048879U (zh) * | 2015-09-14 | 2016-02-24 | 成都深冷液化设备股份有限公司 | 一种液氮洗制取合成氨原料气和lng的装置 |
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106500460A (zh) * | 2016-11-24 | 2017-03-15 | 中国矿业大学 | 天然气液化过程中氮气脱除并提纯装置及方法 |
CN106500460B (zh) * | 2016-11-24 | 2018-10-19 | 中国矿业大学 | 天然气液化过程中氮气脱除并提纯装置及方法 |
CN106642988A (zh) * | 2016-12-07 | 2017-05-10 | 中科瑞奥能源科技股份有限公司 | 利用液氮洗制取合成氨原料气和lng的系统 |
CN106642988B (zh) * | 2016-12-07 | 2022-07-05 | 中科瑞奥能源科技股份有限公司 | 利用液氮洗制取合成氨原料气和lng的系统 |
CN111879062A (zh) * | 2020-07-02 | 2020-11-03 | 杭州制氧机集团股份有限公司 | 一种带预冷的常温进料净化氨合成气液氮洗装置 |
CN114111217A (zh) * | 2021-11-30 | 2022-03-01 | 成都深冷液化设备股份有限公司 | 一种利用液氮洗制取lng及合成氨原料气的装置和方法 |
CN114111217B (zh) * | 2021-11-30 | 2024-05-14 | 四川蜀道装备科技股份有限公司 | 一种利用液氮洗制取lng及合成氨原料气的装置和方法 |
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Denomination of invention: Device for preparing synthesis ammonia raw material gas and LNG through liquid nitrogen wash and preparing method thereof Effective date of registration: 20200107 Granted publication date: 20180622 Pledgee: China Minsheng Banking Corp Chengdu branch Pledgor: Chengdu Shenleng Liquefaction Plant Co., Ltd. Registration number: Y2020510000003 |
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Denomination of invention: The invention relates to a device for preparing synthetic ammonia feed gas and LNG by liquid nitrogen washing and a preparation method thereof Effective date of registration: 20211130 Granted publication date: 20180622 Pledgee: Bank of China Limited Chengdu Shudu sub branch Pledgor: CHENGDU SHENLENG LIQUEFACTION PLANT Co.,Ltd. Registration number: Y2021510000283 |
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Address after: 611700 north area of Chengdu modern industrial port, Pixian County, Chengdu City, Sichuan Province Patentee after: Sichuan Shudao Equipment Technology Co.,Ltd. Address before: 611700 north area of Chengdu modern industrial port, Pixian County, Chengdu City, Sichuan Province Patentee before: CHENGDU SHENLENG LIQUEFACTION PLANT Co.,Ltd. |
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