CA1068473A - Regeneration of absorbent solutions used for removing gaseous acid impurities from gaseous mixtures - Google Patents
Regeneration of absorbent solutions used for removing gaseous acid impurities from gaseous mixturesInfo
- Publication number
- CA1068473A CA1068473A CA240,463A CA240463A CA1068473A CA 1068473 A CA1068473 A CA 1068473A CA 240463 A CA240463 A CA 240463A CA 1068473 A CA1068473 A CA 1068473A
- Authority
- CA
- Canada
- Prior art keywords
- column
- solution
- conveyed
- regeneration
- steam
- 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.)
- Expired
Links
- 238000011069 regeneration method Methods 0.000 title claims abstract description 107
- 230000008929 regeneration Effects 0.000 title claims abstract description 105
- 239000012535 impurity Substances 0.000 title claims abstract description 21
- 239000008246 gaseous mixture Substances 0.000 title claims abstract description 17
- 239000002253 acid Substances 0.000 title abstract description 3
- 230000002745 absorbent Effects 0.000 title 1
- 239000002250 absorbent Substances 0.000 title 1
- 238000000034 method Methods 0.000 claims abstract description 50
- 238000010521 absorption reaction Methods 0.000 claims abstract description 49
- 230000008569 process Effects 0.000 claims abstract description 29
- 239000006096 absorbing agent Substances 0.000 claims description 41
- DHMQDGOQFOQNFH-UHFFFAOYSA-N Glycine Chemical compound NCC(O)=O DHMQDGOQFOQNFH-UHFFFAOYSA-N 0.000 claims description 22
- 230000001172 regenerating effect Effects 0.000 claims description 14
- 239000004471 Glycine Substances 0.000 claims description 11
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 9
- 238000010438 heat treatment Methods 0.000 claims description 8
- 239000000126 substance Substances 0.000 claims description 8
- 238000004519 manufacturing process Methods 0.000 claims description 7
- HZAXFHJVJLSVMW-UHFFFAOYSA-N 2-Aminoethan-1-ol Chemical compound NCCO HZAXFHJVJLSVMW-UHFFFAOYSA-N 0.000 claims description 4
- 235000001014 amino acid Nutrition 0.000 claims description 4
- 150000001413 amino acids Chemical class 0.000 claims description 4
- 238000005086 pumping Methods 0.000 claims description 4
- GOLCXWYRSKYTSP-UHFFFAOYSA-N Arsenious Acid Chemical compound O1[As]2O[As]1O2 GOLCXWYRSKYTSP-UHFFFAOYSA-N 0.000 claims description 3
- 150000002169 ethanolamines Chemical class 0.000 claims description 3
- 238000000605 extraction Methods 0.000 claims description 3
- LSNNMFCWUKXFEE-UHFFFAOYSA-N Sulfurous acid Chemical class OS(O)=O LSNNMFCWUKXFEE-UHFFFAOYSA-N 0.000 claims description 2
- 239000003513 alkali Substances 0.000 claims description 2
- 229910000288 alkali metal carbonate Inorganic materials 0.000 claims description 2
- 150000008041 alkali metal carbonates Chemical class 0.000 claims description 2
- 150000001642 boronic acid derivatives Chemical class 0.000 claims description 2
- LSNNMFCWUKXFEE-UHFFFAOYSA-L sulfite Chemical class [O-]S([O-])=O LSNNMFCWUKXFEE-UHFFFAOYSA-L 0.000 claims description 2
- 229910001463 metal phosphate Inorganic materials 0.000 claims 1
- 230000006872 improvement Effects 0.000 abstract description 13
- 230000009467 reduction Effects 0.000 abstract description 4
- 239000000243 solution Substances 0.000 description 177
- 150000002500 ions Chemical class 0.000 description 12
- 239000007789 gas Substances 0.000 description 11
- 230000008901 benefit Effects 0.000 description 10
- 241000196324 Embryophyta Species 0.000 description 8
- 238000011084 recovery Methods 0.000 description 7
- 238000006243 chemical reaction Methods 0.000 description 6
- 238000001816 cooling Methods 0.000 description 6
- 238000009835 boiling Methods 0.000 description 5
- 239000000203 mixture Substances 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- BVKZGUZCCUSVTD-UHFFFAOYSA-M Bicarbonate Chemical compound OC([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-M 0.000 description 2
- BAVYZALUXZFZLV-UHFFFAOYSA-N Methylamine Chemical compound NC BAVYZALUXZFZLV-UHFFFAOYSA-N 0.000 description 2
- 230000003247 decreasing effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000011261 inert gas Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- BWHMMNNQKKPAPP-UHFFFAOYSA-L potassium carbonate Chemical compound [K+].[K+].[O-]C([O-])=O BWHMMNNQKKPAPP-UHFFFAOYSA-L 0.000 description 2
- TYJJADVDDVDEDZ-UHFFFAOYSA-M potassium hydrogencarbonate Chemical compound [K+].OC([O-])=O TYJJADVDDVDEDZ-UHFFFAOYSA-M 0.000 description 2
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 1
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 1
- 101100536354 Drosophila melanogaster tant gene Proteins 0.000 description 1
- 244000228957 Ferula foetida Species 0.000 description 1
- 241001527806 Iti Species 0.000 description 1
- 101100270435 Mus musculus Arhgef12 gene Proteins 0.000 description 1
- 241000428533 Rhis Species 0.000 description 1
- 229910000318 alkali metal phosphate Inorganic materials 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 150000001491 aromatic compounds Chemical class 0.000 description 1
- 238000004380 ashing Methods 0.000 description 1
- 229910002091 carbon monoxide Inorganic materials 0.000 description 1
- 230000000295 complement effect Effects 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 238000003795 desorption Methods 0.000 description 1
- MCWXGJITAZMZEV-UHFFFAOYSA-N dimethoate Chemical compound CNC(=O)CSP(=S)(OC)OC MCWXGJITAZMZEV-UHFFFAOYSA-N 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000011049 filling Methods 0.000 description 1
- 229930195733 hydrocarbon Natural products 0.000 description 1
- 150000002430 hydrocarbons Chemical class 0.000 description 1
- LELOWRISYMNNSU-UHFFFAOYSA-N hydrogen cyanide Chemical compound N#C LELOWRISYMNNSU-UHFFFAOYSA-N 0.000 description 1
- QRXWMOHMRWLFEY-UHFFFAOYSA-N isoniazide Chemical compound NNC(=O)C1=CC=NC=C1 QRXWMOHMRWLFEY-UHFFFAOYSA-N 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 150000002894 organic compounds Chemical class 0.000 description 1
- 229910000027 potassium carbonate Inorganic materials 0.000 description 1
- 238000002407 reforming Methods 0.000 description 1
- KUAZQDVKQLNFPE-UHFFFAOYSA-N thiram Chemical compound CN(C)C(=S)SSC(=S)N(C)C KUAZQDVKQLNFPE-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/14—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by absorption
- B01D53/1456—Removing acid components
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/14—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by absorption
- B01D53/1406—Multiple stage absorption
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Analytical Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Gas Separation By Absorption (AREA)
- Treating Waste Gases (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IT7046474A IT1046519B (it) | 1974-11-08 | 1974-11-08 | Procedimento migliorato per la eliminazione e il ricupero di gas acidi co 2 e o h2s da miscele gassose che li contengono |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1068473A true CA1068473A (en) | 1979-12-25 |
Family
ID=11313948
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA240,463A Expired CA1068473A (en) | 1974-11-08 | 1975-11-25 | Regeneration of absorbent solutions used for removing gaseous acid impurities from gaseous mixtures |
Country Status (13)
Families Citing this family (38)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4094957A (en) * | 1976-12-14 | 1978-06-13 | Exxon Research & Engineering Co. | Process for removing acid gases with hindered amines and amino acids |
| US4160810A (en) * | 1978-03-07 | 1979-07-10 | Benfield Corporation | Removal of acid gases from hot gas mixtures |
| IT1156991B (it) * | 1978-04-27 | 1987-02-04 | Giuseppe Giammarco | Procedimento migliorato per la purificazione di liquidi e o per la rigenerazione di soluzioni assorbenti |
| IT1109076B (it) * | 1978-11-16 | 1985-12-16 | Giammarco Giuseppe | Procedimento migliorato per aumentare l efficienza delle soluzioni utilizzate per l assorbimento del co2 e o h2s |
| DE2945675C2 (de) * | 1979-11-12 | 1984-08-16 | Union Rheinische Braunkohlen Kraftstoff AG, 5000 Köln | Verfahren zur Gewinnung von reinem Schwefelwasserstoff |
| US4299801A (en) * | 1980-11-18 | 1981-11-10 | Bethlehem Steel Corporation | Regenerating alkanolamine desulfurizer solutions |
| US4741884A (en) * | 1981-11-13 | 1988-05-03 | Phillips Petroleum Company | Process and apparatus for removing H2 S from gas streams |
| US4406868A (en) * | 1981-11-13 | 1983-09-27 | Phillips Petroleum Company | Process and apparatus for removing H2 S from gas streams |
| US4409191A (en) * | 1982-01-04 | 1983-10-11 | Exxon Research & Engineering Co. | Integrated cyclic scrubbing and condensate stripping process for the removal of gaseous impurities from gaseous mixtures |
| US6800120B1 (en) * | 1998-11-23 | 2004-10-05 | Fluor Corporation | Split-flow process and apparatus |
| DE60324822D1 (de) * | 2002-07-03 | 2009-01-02 | Fluor Corp | Verbesserte vorrichtung zum teilen von strömen |
| WO2004011379A2 (en) * | 2002-07-29 | 2004-02-05 | Evanite Fiber Corporation | Glass compositions |
| DE102004011429A1 (de) * | 2004-03-09 | 2005-09-29 | Basf Ag | Verfahren zum Entfernen von Kohlendioxid aus Gasströmen mit niedrigen Kohlendioxid-Partialdrücken |
| JP4690659B2 (ja) | 2004-03-15 | 2011-06-01 | 三菱重工業株式会社 | Ｃｏ２回収装置 |
| JP4745682B2 (ja) * | 2005-02-23 | 2011-08-10 | 関西電力株式会社 | Ｃｏ２回収装置および方法 |
| AU2006242734B2 (en) * | 2005-04-29 | 2010-08-05 | Fluor Technologies Corporation | Configurations and methods for acid gas absorption and solvent regeneration |
| KR100635698B1 (ko) * | 2005-05-24 | 2006-10-17 | 한국전력공사 | 혼합가스 중의 산성가스 분리용 흡수제 및 혼합가스로부터산성가스의 분리방법 |
| DE102005050385A1 (de) | 2005-10-20 | 2007-04-26 | Basf Ag | Absorptionsmittel und Verfahren zum Entfernen von Kohlendioxid aus Gasströmen |
| PE20071048A1 (es) * | 2005-12-12 | 2007-10-18 | Basf Ag | Proceso para la recuperacion de dioxido de carbono |
| AU2007216457B2 (en) * | 2006-02-14 | 2011-02-24 | Basf Se | Refitting plants for acid gas removal |
| US8034166B2 (en) * | 2006-05-18 | 2011-10-11 | Basf Se | Carbon dioxide absorbent requiring less regeneration energy |
| US7901488B2 (en) * | 2006-10-04 | 2011-03-08 | Board Of Regents, The University Of Texas System | Regeneration of an aqueous solution from an acid gas absorption process by matrix stripping |
| NO336193B1 (no) * | 2007-09-14 | 2015-06-08 | Aker Engineering & Technology | Forbedret fremgangsmåte ved regenerering av absorbent |
| CA2703998C (en) * | 2007-11-15 | 2016-07-05 | Basf Se | Method for removing carbon dioxide from fluid flows, in particular combustion exhaust gases |
| US8167979B2 (en) * | 2008-06-30 | 2012-05-01 | University Of South Carolina | High efficiency, non-toxic scrubbing system and method for removing carbon dioxide from a gas |
| CH699928A2 (de) * | 2008-11-20 | 2010-05-31 | Lonza Ag | Verfahren zur Entfernung von Cyanwasserstoff aus Ethandinitril. |
| WO2010086039A1 (de) * | 2009-01-28 | 2010-08-05 | Siemens Aktiengesellschaft | Verfahren und vorrichtung zum abtrennen von kohlendioxid aus einem abgas einer fossilbefeuerten kraftwerksanlage |
| EP2311545A1 (en) * | 2009-10-15 | 2011-04-20 | Nederlandse Organisatie voor toegepast -natuurwetenschappelijk onderzoek TNO | Method for absorption of acid gases |
| US9295940B2 (en) | 2010-02-17 | 2016-03-29 | Fluor Technologies Corporation | Configurations and methods for high pressure acid gas removal in the production of ultra-low sulfur gas |
| JP5174194B2 (ja) * | 2011-01-04 | 2013-04-03 | 三菱重工業株式会社 | Ｃｏ２回収装置及び方法 |
| US9259680B2 (en) | 2011-09-06 | 2016-02-16 | Frank Bela | Claus hydrocarbon destruction via staged solvent regeneration |
| WO2014066539A1 (en) | 2012-10-24 | 2014-05-01 | Fluor Technologies Corporation | Integration methods of gas processing plant and nitrogen rejection unit for high nitrogen feed gases |
| US10000713B2 (en) | 2013-12-12 | 2018-06-19 | Fluor Technologies Corporation | Configurations and methods of flexible CO2 removal |
| US10974194B2 (en) | 2017-07-18 | 2021-04-13 | Saudi Arabian Oil Company | System for flare gas recovery using gas sweetening process |
| US10981104B2 (en) * | 2018-04-12 | 2021-04-20 | Saudi Arabian Oil Company | System for flare gas recovery using gas sweetening process |
| JP6921370B1 (ja) * | 2020-07-21 | 2021-08-18 | 株式会社 ユーリカ エンジニアリング | 二重効用化学吸収式炭酸ガス回収システム |
| WO2022018832A1 (ja) * | 2020-07-21 | 2022-01-27 | 株式会社 ユーリカ エンジニアリング | 炭酸ガス回収システム |
| EP4588550A1 (en) | 2024-01-15 | 2025-07-23 | Giammarco Technologies S.r.l. | Plant and process for the regeneration of at least one absorbent solution in order to deprive it in whole or in part of at least one gas, such as for example co2 |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3563695A (en) * | 1968-03-22 | 1971-02-16 | Field And Epes | Separation of co2 and h2s from gas mixtures |
| GB1281571A (en) * | 1968-07-13 | 1972-07-12 | Vetrocoke Cokapuania Spa | Improvements in or relating to the removal of CO2 and/or H2S from gaseous mixtures |
| US3563696A (en) * | 1969-06-17 | 1971-02-16 | Field And Epes | Separation of co2 and h2s from gas mixtures |
| DE2043190C3 (de) * | 1969-09-09 | 1979-02-15 | Benson, Field & Epes, Berwyn, Pa. (V.St.A.) | Verfahren zur Abtrennung von sauren Gasen aus heißen wasserdampfhaltigen Gasgemischen |
| US3714327A (en) * | 1969-10-13 | 1973-01-30 | G Giammarco | Gas purification process |
| NL7402037A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1973-02-16 | 1974-08-20 |
-
1974
- 1974-11-08 IT IT7046474A patent/IT1046519B/it active
-
1975
- 1975-11-12 ZA ZA00757108A patent/ZA757108B/xx unknown
- 1975-11-25 CA CA240,463A patent/CA1068473A/en not_active Expired
- 1975-11-26 ES ES442977A patent/ES442977A2/es not_active Expired
- 1975-11-26 JP JP50141515A patent/JPS5177580A/ja active Pending
- 1975-11-27 SU SU752196610A patent/SU940633A3/ru active
- 1975-11-27 IN IN2271/CAL/75A patent/IN145648B/en unknown
- 1975-11-27 NL NL7513878A patent/NL7513878A/xx not_active Application Discontinuation
- 1975-11-27 DE DE19752553400 patent/DE2553400A1/de not_active Withdrawn
- 1975-11-27 FR FR7536371A patent/FR2292511A2/fr active Granted
- 1975-11-28 GB GB49121/75A patent/GB1532659A/en not_active Expired
- 1975-11-28 BE BE162322A patent/BE836122R/xx active
- 1975-11-28 US US05/635,823 patent/US4073863A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| BE836122R (fr) | 1976-05-28 |
| JPS5177580A (en) | 1976-07-05 |
| ES442977A2 (es) | 1977-07-01 |
| GB1532659A (en) | 1978-11-15 |
| DE2553400A1 (de) | 1976-06-16 |
| IT1046519B (it) | 1980-07-31 |
| NL7513878A (nl) | 1976-06-01 |
| ZA757108B (en) | 1976-10-27 |
| SU940633A3 (ru) | 1982-06-30 |
| US4073863A (en) | 1978-02-14 |
| AU8699275A (en) | 1977-11-24 |
| FR2292511A2 (fr) | 1976-06-25 |
| FR2292511B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1979-01-05 |
| IN145648B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1978-11-25 |
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