CN103123203B - 利用含氮废气进行再低温精馏制取纯氮的方法 - Google Patents
利用含氮废气进行再低温精馏制取纯氮的方法 Download PDFInfo
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- CN103123203B CN103123203B CN201310056697.XA CN201310056697A CN103123203B CN 103123203 B CN103123203 B CN 103123203B CN 201310056697 A CN201310056697 A CN 201310056697A CN 103123203 B CN103123203 B CN 103123203B
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- Prior art keywords
- nitrogen
- oxygen
- gas
- enriched liquid
- air
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- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 title claims abstract description 270
- 229910052757 nitrogen Inorganic materials 0.000 title claims abstract description 121
- 239000007789 gas Substances 0.000 title claims abstract description 99
- 238000000034 method Methods 0.000 title claims abstract description 51
- 238000004821 distillation Methods 0.000 title abstract 3
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims abstract description 108
- 239000001301 oxygen Substances 0.000 claims abstract description 108
- 229910052760 oxygen Inorganic materials 0.000 claims abstract description 108
- 239000007788 liquid Substances 0.000 claims abstract description 94
- 238000001816 cooling Methods 0.000 claims abstract description 9
- 238000010992 reflux Methods 0.000 claims abstract description 8
- 230000000630 rising effect Effects 0.000 claims abstract description 8
- QJGQUHMNIGDVPM-UHFFFAOYSA-N nitrogen group Chemical group [N] QJGQUHMNIGDVPM-UHFFFAOYSA-N 0.000 claims description 64
- 239000002912 waste gas Substances 0.000 claims description 62
- 229910001873 dinitrogen Inorganic materials 0.000 claims description 28
- 230000006835 compression Effects 0.000 claims description 17
- 238000007906 compression Methods 0.000 claims description 17
- 238000000746 purification Methods 0.000 claims description 15
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 claims description 12
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 12
- 238000010438 heat treatment Methods 0.000 claims description 9
- 239000004215 Carbon black (E152) Substances 0.000 claims description 6
- 239000003463 adsorbent Substances 0.000 claims description 6
- HSFWRNGVRCDJHI-UHFFFAOYSA-N alpha-acetylene Natural products C#C HSFWRNGVRCDJHI-UHFFFAOYSA-N 0.000 claims description 6
- 229910002092 carbon dioxide Inorganic materials 0.000 claims description 6
- 239000001569 carbon dioxide Substances 0.000 claims description 6
- 239000000428 dust Substances 0.000 claims description 6
- 125000002534 ethynyl group Chemical group [H]C#C* 0.000 claims description 6
- 229930195733 hydrocarbon Natural products 0.000 claims description 6
- 150000002430 hydrocarbons Chemical class 0.000 claims description 6
- 239000012535 impurity Substances 0.000 claims description 6
- 230000008929 regeneration Effects 0.000 claims description 6
- 238000011069 regeneration method Methods 0.000 claims description 6
- 230000001186 cumulative effect Effects 0.000 claims description 4
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 2
- 229910052782 aluminium Inorganic materials 0.000 claims description 2
- 239000004078 cryogenic material Substances 0.000 claims description 2
- 238000005265 energy consumption Methods 0.000 abstract description 7
- 239000002994 raw material Substances 0.000 abstract description 5
- 238000003303 reheating Methods 0.000 abstract 2
- 238000000605 extraction Methods 0.000 abstract 1
- 238000011084 recovery Methods 0.000 description 7
- 239000000284 extract Substances 0.000 description 6
- 238000001514 detection method Methods 0.000 description 4
- 239000002699 waste material Substances 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 238000011027 product recovery Methods 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 239000002808 molecular sieve Substances 0.000 description 1
- 238000005057 refrigeration Methods 0.000 description 1
- 230000003584 silencer Effects 0.000 description 1
- URGAHOPLAPQHLN-UHFFFAOYSA-N sodium aluminosilicate Chemical compound [Na+].[Al+3].[O-][Si]([O-])=O.[O-][Si]([O-])=O URGAHOPLAPQHLN-UHFFFAOYSA-N 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel 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
- 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
- F25J3/04—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 for air
- F25J3/04248—Generation of cold for compensating heat leaks or liquid production, e.g. by Joule-Thompson expansion
- F25J3/04284—Generation of cold for compensating heat leaks or liquid production, e.g. by Joule-Thompson expansion using internal refrigeration by open-loop gas work expansion, e.g. of intermediate or oxygen enriched (waste-)streams
- F25J3/04321—Generation of cold for compensating heat leaks or liquid production, e.g. by Joule-Thompson expansion using internal refrigeration by open-loop gas work expansion, e.g. of intermediate or oxygen enriched (waste-)streams of oxygen
-
- 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
- F25J3/04—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 for air
- F25J3/04406—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 for air using a dual pressure main column system
- F25J3/0443—A main column system not otherwise provided, e.g. a modified double column flowsheet
-
- 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
- F25J2210/04—Mixing or blending of fluids with the feed 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
- F25J2245/00—Processes or apparatus involving steps for recycling of process streams
- F25J2245/02—Recycle of a stream in general, e.g. a by-pass stream
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Emergency Medicine (AREA)
- Separation By Low-Temperature Treatments (AREA)
Abstract
Description
Claims (1)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201310056697.XA CN103123203B (zh) | 2013-02-22 | 2013-02-22 | 利用含氮废气进行再低温精馏制取纯氮的方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201310056697.XA CN103123203B (zh) | 2013-02-22 | 2013-02-22 | 利用含氮废气进行再低温精馏制取纯氮的方法 |
Publications (2)
Publication Number | Publication Date |
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CN103123203A CN103123203A (zh) | 2013-05-29 |
CN103123203B true CN103123203B (zh) | 2015-03-04 |
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CN201310056697.XA Active CN103123203B (zh) | 2013-02-22 | 2013-02-22 | 利用含氮废气进行再低温精馏制取纯氮的方法 |
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Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104807290A (zh) * | 2015-04-29 | 2015-07-29 | 河南开元空分集团有限公司 | 单塔双返流膨胀制取低压氮气的装置和方法 |
CN105758122B (zh) * | 2016-03-31 | 2018-02-02 | 河南开元空分集团有限公司 | 一种制取高纯度氮气和低纯度氧气的装置和方法 |
CN106288653A (zh) * | 2016-10-21 | 2017-01-04 | 上海跃绅能源科技有限公司 | 一种单塔低温精馏回收氩气的装置及纯化回收氩气的方法 |
CN106744697A (zh) * | 2017-01-17 | 2017-05-31 | 孔祥旭 | 一种超节能空分制氧装置 |
CN106979664B (zh) * | 2017-03-06 | 2019-09-20 | 毛恒松 | 气体二氧化碳液化方法 |
CN107062802A (zh) * | 2017-06-05 | 2017-08-18 | 杭州特盈能源技术发展有限公司 | 一种窑炉用低压富氧制取装置和方法 |
WO2019104524A1 (zh) * | 2017-11-29 | 2019-06-06 | 乔治洛德方法研究和开发液化空气有限公司 | 通过与氮气膨胀机联动制动的膨胀机增压机来产生增压空气的深冷精馏方法与设备 |
CN109084528B (zh) * | 2018-08-20 | 2024-04-12 | 盈德气体工程(浙江)有限公司 | 一种新增制氮塔的深冷空分*** |
CN109297258B (zh) * | 2018-09-19 | 2020-04-28 | 北京科技大学 | 一种降低空分装置气体放散和管网压力的方法 |
CN111268658B (zh) * | 2020-03-11 | 2024-03-22 | 苏州市兴鲁空分设备科技发展有限公司 | 氩尾气回收净化方法和*** |
CN113623943A (zh) * | 2021-08-22 | 2021-11-09 | 张家港市东南气体灌装有限公司 | 一种用于制造纯度不同的氮气的氮气制造***及制造方法 |
CN113790575A (zh) * | 2021-09-17 | 2021-12-14 | 东台宏仁气体有限公司 | 一种高纯氧制造装置及其制备方法 |
CN114183997B (zh) * | 2021-11-22 | 2023-03-24 | 四川空分设备(集团)有限责任公司 | 一种制取低压氮气的装置及方法 |
CN114165988B (zh) * | 2021-11-22 | 2023-01-31 | 四川空分设备(集团)有限责任公司 | 低压氮制取装置及方法 |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH02140586A (ja) * | 1988-11-21 | 1990-05-30 | Kobe Steel Ltd | 空気分離装置 |
CN1044850A (zh) * | 1984-07-13 | 1990-08-22 | 大同酸素株式会社 | 生产高纯度氮气的装置 |
CN1067956A (zh) * | 1991-06-24 | 1993-01-13 | 波克股份有限公司 | 制造超高纯氮的方法和设备 |
JPH08226759A (ja) * | 1995-02-23 | 1996-09-03 | Kawasaki Steel Corp | 空気の液化分離方法及びその装置 |
CN101033909A (zh) * | 2007-04-11 | 2007-09-12 | 杭州杭氧股份有限公司 | 获得液氧和液氮的空气分离*** |
JP2007255802A (ja) * | 2006-03-24 | 2007-10-04 | Jfe Engineering Kk | 深冷ガス分離システム |
CN101886870A (zh) * | 2010-06-24 | 2010-11-17 | 上海启元科技发展有限公司 | 一种生产带压力的高纯氮及高纯氧的方法和装置 |
-
2013
- 2013-02-22 CN CN201310056697.XA patent/CN103123203B/zh active Active
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1044850A (zh) * | 1984-07-13 | 1990-08-22 | 大同酸素株式会社 | 生产高纯度氮气的装置 |
JPH02140586A (ja) * | 1988-11-21 | 1990-05-30 | Kobe Steel Ltd | 空気分離装置 |
CN1067956A (zh) * | 1991-06-24 | 1993-01-13 | 波克股份有限公司 | 制造超高纯氮的方法和设备 |
JPH08226759A (ja) * | 1995-02-23 | 1996-09-03 | Kawasaki Steel Corp | 空気の液化分離方法及びその装置 |
JP2007255802A (ja) * | 2006-03-24 | 2007-10-04 | Jfe Engineering Kk | 深冷ガス分離システム |
CN101033909A (zh) * | 2007-04-11 | 2007-09-12 | 杭州杭氧股份有限公司 | 获得液氧和液氮的空气分离*** |
CN101886870A (zh) * | 2010-06-24 | 2010-11-17 | 上海启元科技发展有限公司 | 一种生产带压力的高纯氮及高纯氧的方法和装置 |
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CN103123203A (zh) | 2013-05-29 |
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PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: Method of producing pure nitrogen by cryogenic distillation of nitrogen containing waste gas Effective date of registration: 20220929 Granted publication date: 20150304 Pledgee: Bank of China Limited by Share Ltd. Kaifeng branch Pledgor: HENAN KAIYUAN AIR SEPARATION GROUP Co.,Ltd. Registration number: Y2022980016919 |
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Date of cancellation: 20231012 Granted publication date: 20150304 Pledgee: Bank of China Limited by Share Ltd. Kaifeng branch Pledgor: HENAN KAIYUAN AIR SEPARATION GROUP Co.,Ltd. Registration number: Y2022980016919 |
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