CN102423620B - 一种脱除沼气中二氧化碳的复配型脱碳溶剂 - Google Patents
一种脱除沼气中二氧化碳的复配型脱碳溶剂 Download PDFInfo
- Publication number
- CN102423620B CN102423620B CN2011103285729A CN201110328572A CN102423620B CN 102423620 B CN102423620 B CN 102423620B CN 2011103285729 A CN2011103285729 A CN 2011103285729A CN 201110328572 A CN201110328572 A CN 201110328572A CN 102423620 B CN102423620 B CN 102423620B
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- CN
- China
- Prior art keywords
- carbon dioxide
- solvent
- decarbonizing
- solution
- biogas
- Prior art date
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- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 title claims abstract description 80
- 239000001569 carbon dioxide Substances 0.000 title claims abstract description 40
- 229910002092 carbon dioxide Inorganic materials 0.000 title claims abstract description 40
- 239000002904 solvent Substances 0.000 title claims abstract description 33
- 150000001875 compounds Chemical class 0.000 title abstract description 7
- BWHMMNNQKKPAPP-UHFFFAOYSA-L potassium carbonate Chemical compound [K+].[K+].[O-]C([O-])=O BWHMMNNQKKPAPP-UHFFFAOYSA-L 0.000 claims abstract description 33
- 238000005260 corrosion Methods 0.000 claims abstract description 24
- 230000007797 corrosion Effects 0.000 claims abstract description 24
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 claims abstract description 19
- 229940072033 potash Drugs 0.000 claims abstract description 19
- 235000015320 potassium carbonate Nutrition 0.000 claims abstract description 19
- 239000008234 soft water Substances 0.000 claims abstract description 6
- GLUUGHFHXGJENI-UHFFFAOYSA-N Piperazine Chemical compound C1CNCCN1 GLUUGHFHXGJENI-UHFFFAOYSA-N 0.000 claims description 34
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims description 34
- 238000005262 decarbonization Methods 0.000 claims description 32
- ZBCBWPMODOFKDW-UHFFFAOYSA-N diethanolamine Chemical compound OCCNCCO ZBCBWPMODOFKDW-UHFFFAOYSA-N 0.000 claims description 19
- 229940043237 diethanolamine Drugs 0.000 claims description 19
- KKFDCBRMNNSAAW-UHFFFAOYSA-N 2-(morpholin-4-yl)ethanol Chemical compound OCCN1CCOCC1 KKFDCBRMNNSAAW-UHFFFAOYSA-N 0.000 claims description 15
- 239000013530 defoamer Substances 0.000 claims description 14
- 239000000203 mixture Substances 0.000 claims description 13
- GNTDGMZSJNCJKK-UHFFFAOYSA-N divanadium pentaoxide Chemical compound O=[V](=O)O[V](=O)=O GNTDGMZSJNCJKK-UHFFFAOYSA-N 0.000 claims description 10
- 229920001296 polysiloxane Polymers 0.000 claims description 5
- 238000010521 absorption reaction Methods 0.000 abstract description 20
- 239000012190 activator Substances 0.000 abstract description 18
- 238000000746 purification Methods 0.000 abstract description 10
- 229910000027 potassium carbonate Inorganic materials 0.000 abstract description 7
- 235000011181 potassium carbonates Nutrition 0.000 abstract description 7
- 238000005265 energy consumption Methods 0.000 abstract description 5
- 239000002518 antifoaming agent Substances 0.000 abstract description 2
- 238000005187 foaming Methods 0.000 abstract 1
- 239000004615 ingredient Substances 0.000 abstract 1
- 239000003112 inhibitor Substances 0.000 abstract 1
- 238000001179 sorption measurement Methods 0.000 abstract 1
- 239000007789 gas Substances 0.000 description 12
- 239000007788 liquid Substances 0.000 description 9
- 239000002994 raw material Substances 0.000 description 9
- 239000000126 substance Substances 0.000 description 8
- 239000007787 solid Substances 0.000 description 6
- 238000006243 chemical reaction Methods 0.000 description 5
- 238000005261 decarburization Methods 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 5
- 239000004215 Carbon black (E152) Substances 0.000 description 4
- 229930195733 hydrocarbon Natural products 0.000 description 4
- 150000002430 hydrocarbons Chemical class 0.000 description 4
- 239000002245 particle Substances 0.000 description 4
- 238000002360 preparation method Methods 0.000 description 4
- 239000000725 suspension Substances 0.000 description 4
- PAJMKGZZBBTTOY-UHFFFAOYSA-N 2-[[2-hydroxy-1-(3-hydroxyoctyl)-2,3,3a,4,9,9a-hexahydro-1h-cyclopenta[g]naphthalen-5-yl]oxy]acetic acid Chemical group C1=CC=C(OCC(O)=O)C2=C1CC1C(CCC(O)CCCCC)C(O)CC1C2 PAJMKGZZBBTTOY-UHFFFAOYSA-N 0.000 description 3
- RWSOTUBLDIXVET-UHFFFAOYSA-N Dihydrogen sulfide Chemical compound S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 description 3
- 150000001298 alcohols Chemical class 0.000 description 3
- 239000003518 caustics Substances 0.000 description 3
- 238000001816 cooling Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 229920000570 polyether Polymers 0.000 description 3
- UIIMBOGNXHQVGW-UHFFFAOYSA-M Sodium bicarbonate Chemical compound [Na+].OC([O-])=O UIIMBOGNXHQVGW-UHFFFAOYSA-M 0.000 description 2
- 230000002745 absorbent Effects 0.000 description 2
- 239000002250 absorbent Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000003628 erosive effect Effects 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 238000007701 flash-distillation Methods 0.000 description 2
- IWZKICVEHNUQTL-UHFFFAOYSA-M potassium hydrogen phthalate Chemical compound [K+].OC(=O)C1=CC=CC=C1C([O-])=O IWZKICVEHNUQTL-UHFFFAOYSA-M 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- 230000004913 activation Effects 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000004202 carbamide Substances 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000006056 electrooxidation reaction Methods 0.000 description 1
- 239000010794 food waste Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 230000036632 reaction speed Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000001172 regenerating effect Effects 0.000 description 1
- 230000008929 regeneration Effects 0.000 description 1
- 238000011069 regeneration method Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02C—CAPTURE, STORAGE, SEQUESTRATION OR DISPOSAL OF GREENHOUSE GASES [GHG]
- Y02C20/00—Capture or disposal of greenhouse gases
- Y02C20/40—Capture or disposal of greenhouse gases of CO2
Landscapes
- Gas Separation By Absorption (AREA)
Abstract
Description
活化剂 | 脱碳溶剂对二氧化碳酸气负荷(Nm3CO2/m3) |
二乙醇胺 | 15.2 |
二乙醇胺和N-羟乙基吗啉 | 16.1 |
二乙醇胺和哌嗪 | 17.0 |
二乙醇胺、N-羟乙基吗啉和哌嗪 | 18.5 |
Claims (1)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2011103285729A CN102423620B (zh) | 2011-10-26 | 2011-10-26 | 一种脱除沼气中二氧化碳的复配型脱碳溶剂 |
Applications Claiming Priority (1)
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---|---|---|---|
CN2011103285729A CN102423620B (zh) | 2011-10-26 | 2011-10-26 | 一种脱除沼气中二氧化碳的复配型脱碳溶剂 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN102423620A CN102423620A (zh) | 2012-04-25 |
CN102423620B true CN102423620B (zh) | 2013-10-30 |
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CN2011103285729A Active CN102423620B (zh) | 2011-10-26 | 2011-10-26 | 一种脱除沼气中二氧化碳的复配型脱碳溶剂 |
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CN (1) | CN102423620B (zh) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP3148678A4 (en) * | 2014-06-02 | 2018-04-25 | Board of Regents, The University of Texas System | Thermally stable amines for co2 capture |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102764578A (zh) * | 2012-07-16 | 2012-11-07 | 清华大学 | 一种co2吸收分离装置及其热钾碱法吸收分离co2的方法 |
CN102989290A (zh) * | 2012-10-10 | 2013-03-27 | 贵州泰然环境科技有限责任公司 | 一种沼气过滤装置 |
CN103170318A (zh) * | 2012-12-20 | 2013-06-26 | 新疆德蓝股份有限公司 | 一种二氧化碳吸附剂的制备方法 |
CN105477978B (zh) * | 2014-09-16 | 2018-09-25 | 中国石油化工股份有限公司 | 反应循环气脱碳尾气排放达到环保指标的方法 |
CN110960955B (zh) * | 2018-09-30 | 2022-04-12 | 中国能源建设集团广东省电力设计研究院有限公司 | 二氧化碳捕集系统 |
CN112285011B (zh) * | 2020-11-26 | 2022-03-01 | 中国核动力研究设计院 | 高温高压超临界二氧化碳流动加速腐蚀试验系统及方法 |
CN113502210A (zh) * | 2021-08-17 | 2021-10-15 | 天津农学院 | 一种二氧化碳内循环的沼气发酵减碳方法 |
CN114053835A (zh) * | 2021-11-11 | 2022-02-18 | 西南化工研究设计院有限公司 | 一种用于脱除二氧化碳的复合碳酸钾吸收剂及其应用 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1055872C (zh) * | 1992-03-14 | 2000-08-30 | 南京化学工业(集团)公司研究院 | 复合活化剂脱除混合气体中的二氧化碳 |
CN1052430C (zh) * | 1993-02-25 | 2000-05-17 | 南京化学工业(集团)公司研究院 | 多胺法脱除气体中二氧化碳及硫化物 |
CN1259121C (zh) * | 2004-09-15 | 2006-06-14 | 华东理工大学 | 改良的n-甲基二乙醇胺脱碳溶液 |
CN101816878B (zh) * | 2010-04-30 | 2012-07-04 | 四川省精细化工研究设计院 | 一种新型高效复合脱碳溶剂 |
CN101822932B (zh) * | 2010-06-12 | 2013-01-02 | 中国石油集团工程设计有限责任公司 | 一种脱除天然气中二氧化碳的复配型脱碳溶剂 |
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- 2011-10-26 CN CN2011103285729A patent/CN102423620B/zh active Active
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP3148678A4 (en) * | 2014-06-02 | 2018-04-25 | Board of Regents, The University of Texas System | Thermally stable amines for co2 capture |
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Publication number | Publication date |
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CN102423620A (zh) | 2012-04-25 |
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Address after: 523400 Tong Yan Industrial Zone, Liaobu Town, Dongguan, Guangdong Applicant after: CAMDA NEW ENERGY EQUIPMENT Co.,Ltd. Address before: 523400 Tong Yan Industrial Zone, Liaobu Town, Dongguan, Guangdong Applicant before: Dongguan Camda Generator Work Co.,Ltd. |
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Denomination of invention: A compound decarbonization solvent for removing carbon dioxide from biogas Effective date of registration: 20230113 Granted publication date: 20131030 Pledgee: Ping An Bank Co.,Ltd. Dongguan Branch Pledgor: CAMDA NEW ENERGY EQUIPMENT Co.,Ltd. Registration number: Y2023980031249 |
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Granted publication date: 20131030 Pledgee: Ping An Bank Co.,Ltd. Dongguan Branch Pledgor: CAMDA NEW ENERGY EQUIPMENT Co.,Ltd. Registration number: Y2023980031249 |
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