CN105693452B - 一种天然气制乙炔的净化系统及方法 - Google Patents
一种天然气制乙炔的净化系统及方法 Download PDFInfo
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- CN105693452B CN105693452B CN201610202676.8A CN201610202676A CN105693452B CN 105693452 B CN105693452 B CN 105693452B CN 201610202676 A CN201610202676 A CN 201610202676A CN 105693452 B CN105693452 B CN 105693452B
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- acetylene
- gas
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- passed
- absorption tower
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- HSFWRNGVRCDJHI-UHFFFAOYSA-N alpha-acetylene Natural products C#C HSFWRNGVRCDJHI-UHFFFAOYSA-N 0.000 title claims abstract description 184
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Natural products C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 title claims abstract description 77
- 238000000034 method Methods 0.000 title claims abstract description 41
- 239000003345 natural gas Substances 0.000 title claims abstract description 35
- 238000004140 cleaning Methods 0.000 title abstract description 8
- 125000002534 ethynyl group Chemical group [H]C#C* 0.000 claims abstract description 169
- 239000007789 gas Substances 0.000 claims abstract description 135
- 239000007788 liquid Substances 0.000 claims abstract description 98
- 238000010521 absorption reaction Methods 0.000 claims abstract description 85
- 238000005984 hydrogenation reaction Methods 0.000 claims abstract description 59
- 150000001345 alkine derivatives Chemical class 0.000 claims abstract description 41
- 229910002092 carbon dioxide Inorganic materials 0.000 claims abstract description 38
- 150000001335 aliphatic alkanes Chemical class 0.000 claims abstract description 23
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 claims abstract description 20
- 238000000746 purification Methods 0.000 claims abstract description 17
- 238000000926 separation method Methods 0.000 claims abstract description 16
- 238000006243 chemical reaction Methods 0.000 claims abstract description 8
- ATRRKUHOCOJYRX-UHFFFAOYSA-N Ammonium bicarbonate Chemical compound [NH4+].OC([O-])=O ATRRKUHOCOJYRX-UHFFFAOYSA-N 0.000 claims abstract description 6
- 229910000013 Ammonium bicarbonate Inorganic materials 0.000 claims abstract description 6
- 239000001099 ammonium carbonate Substances 0.000 claims abstract description 6
- 239000001569 carbon dioxide Substances 0.000 claims abstract description 6
- 239000008246 gaseous mixture Substances 0.000 claims abstract description 6
- 235000012538 ammonium bicarbonate Nutrition 0.000 claims abstract description 4
- 239000002608 ionic liquid Substances 0.000 claims description 44
- SIXOAUAWLZKQKX-UHFFFAOYSA-N carbonic acid;prop-1-ene Chemical compound CC=C.OC(O)=O SIXOAUAWLZKQKX-UHFFFAOYSA-N 0.000 claims description 29
- 239000012046 mixed solvent Substances 0.000 claims description 24
- -1 amide imidazoles Chemical class 0.000 claims description 20
- CRVGTESFCCXCTH-UHFFFAOYSA-N methyl diethanolamine Chemical group OCCN(C)CCO CRVGTESFCCXCTH-UHFFFAOYSA-N 0.000 claims description 16
- 239000000203 mixture Substances 0.000 claims description 14
- 150000002466 imines Chemical class 0.000 claims description 12
- XPDWGBQVDMORPB-UHFFFAOYSA-N trifluoromethane acid Natural products FC(F)F XPDWGBQVDMORPB-UHFFFAOYSA-N 0.000 claims description 12
- LXBGSDVWAMZHDD-UHFFFAOYSA-N 2-methyl-1h-imidazole Chemical compound CC1=NC=CN1 LXBGSDVWAMZHDD-UHFFFAOYSA-N 0.000 claims description 11
- PAPBRGROPPJZAL-UHFFFAOYSA-N C(#N)C(CCC#N)C=1NC=CN1 Chemical compound C(#N)C(CCC#N)C=1NC=CN1 PAPBRGROPPJZAL-UHFFFAOYSA-N 0.000 claims description 11
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 11
- 229910052799 carbon Inorganic materials 0.000 claims description 11
- XLSZMDLNRCVEIJ-UHFFFAOYSA-N methylimidazole Natural products CC1=CNC=N1 XLSZMDLNRCVEIJ-UHFFFAOYSA-N 0.000 claims description 11
- 239000003960 organic solvent Substances 0.000 claims description 9
- 150000002148 esters Chemical class 0.000 claims description 2
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- RUOJZAUFBMNUDX-UHFFFAOYSA-N propylene carbonate Chemical compound CC1COC(=O)O1 RUOJZAUFBMNUDX-UHFFFAOYSA-N 0.000 claims description 2
- RAABOESOVLLHRU-UHFFFAOYSA-N diazene Chemical compound N=N RAABOESOVLLHRU-UHFFFAOYSA-N 0.000 claims 1
- 229910000071 diazene Inorganic materials 0.000 claims 1
- 239000002904 solvent Substances 0.000 abstract description 78
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- MWWATHDPGQKSAR-UHFFFAOYSA-N propyne Chemical group CC#C MWWATHDPGQKSAR-UHFFFAOYSA-N 0.000 description 8
- 238000007701 flash-distillation Methods 0.000 description 7
- 229930195733 hydrocarbon Natural products 0.000 description 7
- 238000000197 pyrolysis Methods 0.000 description 7
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 6
- ZMXDDKWLCZADIW-UHFFFAOYSA-N N,N-Dimethylformamide Chemical compound CN(C)C=O ZMXDDKWLCZADIW-UHFFFAOYSA-N 0.000 description 6
- SECXISVLQFMRJM-UHFFFAOYSA-N N-Methylpyrrolidone Chemical compound CN1CCCC1=O SECXISVLQFMRJM-UHFFFAOYSA-N 0.000 description 6
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- 150000002430 hydrocarbons Chemical class 0.000 description 5
- 230000008929 regeneration Effects 0.000 description 5
- 238000011069 regeneration method Methods 0.000 description 5
- HEMHJVSKTPXQMS-UHFFFAOYSA-M sodium hydroxide Inorganic materials [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 5
- 239000004215 Carbon black (E152) Substances 0.000 description 4
- ATUOYWHBWRKTHZ-UHFFFAOYSA-N Propane Chemical compound CCC ATUOYWHBWRKTHZ-UHFFFAOYSA-N 0.000 description 4
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- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 description 3
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- CLZWAWBPWVRRGI-UHFFFAOYSA-N tert-butyl 2-[2-[2-[2-[bis[2-[(2-methylpropan-2-yl)oxy]-2-oxoethyl]amino]-5-bromophenoxy]ethoxy]-4-methyl-n-[2-[(2-methylpropan-2-yl)oxy]-2-oxoethyl]anilino]acetate Chemical compound CC1=CC=C(N(CC(=O)OC(C)(C)C)CC(=O)OC(C)(C)C)C(OCCOC=2C(=CC=C(Br)C=2)N(CC(=O)OC(C)(C)C)CC(=O)OC(C)(C)C)=C1 CLZWAWBPWVRRGI-UHFFFAOYSA-N 0.000 description 3
- 238000005406 washing Methods 0.000 description 3
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 2
- 230000003197 catalytic effect Effects 0.000 description 2
- 238000006555 catalytic reaction Methods 0.000 description 2
- 239000000470 constituent Substances 0.000 description 2
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- 238000003795 desorption Methods 0.000 description 2
- 239000002283 diesel fuel Substances 0.000 description 2
- 239000003337 fertilizer Substances 0.000 description 2
- 239000001257 hydrogen Substances 0.000 description 2
- 229910052739 hydrogen Inorganic materials 0.000 description 2
- 239000003350 kerosene Substances 0.000 description 2
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000001294 propane Substances 0.000 description 2
- SMUQFGGVLNAIOZ-UHFFFAOYSA-N quinaldine Chemical compound C1=CC=CC2=NC(C)=CC=C21 SMUQFGGVLNAIOZ-UHFFFAOYSA-N 0.000 description 2
- IJDNQMDRQITEOD-UHFFFAOYSA-N sec-butylidene Natural products CCCC IJDNQMDRQITEOD-UHFFFAOYSA-N 0.000 description 2
- 238000001179 sorption measurement Methods 0.000 description 2
- 229930195735 unsaturated hydrocarbon Natural products 0.000 description 2
- KAIPKTYOBMEXRR-UHFFFAOYSA-N 1-butyl-3-methyl-2h-imidazole Chemical compound CCCCN1CN(C)C=C1 KAIPKTYOBMEXRR-UHFFFAOYSA-N 0.000 description 1
- SMZOUWXMTYCWNB-UHFFFAOYSA-N 2-(2-methoxy-5-methylphenyl)ethanamine Chemical compound COC1=CC=C(C)C=C1CCN SMZOUWXMTYCWNB-UHFFFAOYSA-N 0.000 description 1
- NIXOWILDQLNWCW-UHFFFAOYSA-N 2-Propenoic acid Natural products OC(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 1
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 1
- 239000005977 Ethylene Substances 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- XTXRWKRVRITETP-UHFFFAOYSA-N Vinyl acetate Chemical compound CC(=O)OC=C XTXRWKRVRITETP-UHFFFAOYSA-N 0.000 description 1
- IKHGUXGNUITLKF-XPULMUKRSA-N acetaldehyde Chemical compound [14CH]([14CH3])=O IKHGUXGNUITLKF-XPULMUKRSA-N 0.000 description 1
- 238000010306 acid treatment Methods 0.000 description 1
- 150000001412 amines Chemical class 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
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- 239000006227 byproduct Substances 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
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- QQONPFPTGQHPMA-UHFFFAOYSA-N propylene Natural products CC=C QQONPFPTGQHPMA-UHFFFAOYSA-N 0.000 description 1
- 125000004805 propylene group Chemical group [H]C([H])([H])C([H])([*:1])C([H])([H])[*:2] 0.000 description 1
- 239000005060 rubber Substances 0.000 description 1
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- 239000010802 sludge Substances 0.000 description 1
- 229910000029 sodium carbonate Inorganic materials 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C7/00—Purification; Separation; Use of additives
- C07C7/005—Processes comprising at least two steps in series
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C7/00—Purification; Separation; Use of additives
- C07C7/11—Purification; Separation; Use of additives by absorption, i.e. purification or separation of gaseous hydrocarbons with the aid of liquids
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C7/00—Purification; Separation; Use of additives
- C07C7/148—Purification; Separation; Use of additives by treatment giving rise to a chemical modification of at least one compound
- C07C7/163—Purification; Separation; Use of additives by treatment giving rise to a chemical modification of at least one compound by hydrogenation
- C07C7/167—Purification; Separation; Use of additives by treatment giving rise to a chemical modification of at least one compound by hydrogenation for removal of compounds containing a triple carbon-to-carbon bond
-
- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/50—Improvements relating to the production of bulk chemicals
- Y02P20/54—Improvements relating to the production of bulk chemicals using solvents, e.g. supercritical solvents or ionic liquids
Abstract
Description
Claims (7)
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CN105693452A CN105693452A (zh) | 2016-06-22 |
CN105693452B true CN105693452B (zh) | 2017-11-14 |
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Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106422669A (zh) * | 2016-08-29 | 2017-02-22 | 查都(上海)科技有限公司 | 乙炔尾气提浓回收方法及其系统 |
CN107954820A (zh) * | 2016-10-17 | 2018-04-24 | 中国石油化工股份有限公司 | 一种脱除粗乙炔气中高级炔烃的方法 |
CN108218659A (zh) * | 2016-12-21 | 2018-06-29 | 中国石化集团四川维尼纶厂 | 天然气部分氧化制乙炔工艺中富高级炔溶剂再生利用方法 |
CN108218655B (zh) * | 2016-12-21 | 2021-03-19 | 中国石化集团四川维尼纶厂 | 天然气部分氧化制乙炔副产高级炔烃回收利用的方法 |
CN107321137A (zh) * | 2017-08-10 | 2017-11-07 | 清华大学 | 一种一体化捕集分离h2s和/或co2的复合型离子溶剂 |
WO2020214285A1 (en) * | 2019-04-17 | 2020-10-22 | Sabic Global Technologies, B.V. | Combustion pyrolysis for hydrocarbons conversion to olefins with acetylene absorption at low temperatures |
CN113444553B (zh) * | 2020-03-27 | 2023-01-03 | 中国石油化工股份有限公司 | 脱除天然气制乙炔系统挥发性有机物的装置及方法 |
CN113336619A (zh) * | 2021-05-13 | 2021-09-03 | 华陆工程科技有限责任公司 | 一种利用羰基合成气制备乙炔气体的方法 |
CN113563151A (zh) * | 2021-08-23 | 2021-10-29 | 苏州金宏气体股份有限公司 | 一种4n电子级乙炔提纯装置及提纯工艺 |
CN114887344B (zh) * | 2022-05-10 | 2023-11-03 | 福建福豆新材料有限公司 | 一种使用工业乙炔提纯装置提纯工业乙炔的方法 |
Citations (6)
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---|---|---|---|---|
US3530199A (en) * | 1967-06-22 | 1970-09-22 | Stone & Webster Eng Corp | Ethylene production process |
US3657375A (en) * | 1969-02-21 | 1972-04-18 | Basf Ag | Production of acetylene |
CN101486625A (zh) * | 2009-02-19 | 2009-07-22 | 山东科技大学 | 气态烃氧化热解制乙炔的裂解气分级分离工艺 |
CN102659501A (zh) * | 2012-05-07 | 2012-09-12 | 浙江大学 | 溶剂吸收与吸附分离耦合从裂解气中分离制备乙炔的方法 |
CN102675028A (zh) * | 2012-05-07 | 2012-09-19 | 浙江大学 | 采用离子液体吸收从裂解气中分离制备乙炔的方法 |
CN102701896A (zh) * | 2012-06-06 | 2012-10-03 | 西南石油大学 | 一种用于乙炔净化的复合溶剂及其净化方法 |
-
2016
- 2016-03-31 CN CN201610202676.8A patent/CN105693452B/zh active Active
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3530199A (en) * | 1967-06-22 | 1970-09-22 | Stone & Webster Eng Corp | Ethylene production process |
US3657375A (en) * | 1969-02-21 | 1972-04-18 | Basf Ag | Production of acetylene |
CN101486625A (zh) * | 2009-02-19 | 2009-07-22 | 山东科技大学 | 气态烃氧化热解制乙炔的裂解气分级分离工艺 |
CN102659501A (zh) * | 2012-05-07 | 2012-09-12 | 浙江大学 | 溶剂吸收与吸附分离耦合从裂解气中分离制备乙炔的方法 |
CN102675028A (zh) * | 2012-05-07 | 2012-09-19 | 浙江大学 | 采用离子液体吸收从裂解气中分离制备乙炔的方法 |
CN102701896A (zh) * | 2012-06-06 | 2012-10-03 | 西南石油大学 | 一种用于乙炔净化的复合溶剂及其净化方法 |
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