CN1299802C - 脱除乙烯裂解气中酸性气体的工艺方法 - Google Patents
脱除乙烯裂解气中酸性气体的工艺方法 Download PDFInfo
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- CN1299802C CN1299802C CNB2004100918185A CN200410091818A CN1299802C CN 1299802 C CN1299802 C CN 1299802C CN B2004100918185 A CNB2004100918185 A CN B2004100918185A CN 200410091818 A CN200410091818 A CN 200410091818A CN 1299802 C CN1299802 C CN 1299802C
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- gas
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- ethene
- ammonia
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- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 title claims abstract description 42
- 238000000034 method Methods 0.000 title claims abstract description 36
- 230000002378 acidificating effect Effects 0.000 title abstract description 4
- 239000005977 Ethylene Substances 0.000 title description 3
- 239000002904 solvent Substances 0.000 claims abstract description 54
- 239000003112 inhibitor Substances 0.000 claims abstract description 15
- 150000001336 alkenes Chemical class 0.000 claims abstract description 11
- 238000005191 phase separation Methods 0.000 claims abstract description 10
- 238000005406 washing Methods 0.000 claims abstract description 10
- 239000003513 alkali Substances 0.000 claims abstract description 8
- 239000000203 mixture Substances 0.000 claims abstract description 6
- RWSOTUBLDIXVET-UHFFFAOYSA-N Dihydrogen sulfide Chemical compound S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 claims description 50
- 238000005336 cracking Methods 0.000 claims description 41
- 230000005494 condensation Effects 0.000 claims description 12
- 238000009833 condensation Methods 0.000 claims description 12
- 235000011114 ammonium hydroxide Nutrition 0.000 claims description 6
- 238000004140 cleaning Methods 0.000 claims description 4
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 abstract description 64
- 229910021529 ammonia Inorganic materials 0.000 abstract description 32
- 238000010521 absorption reaction Methods 0.000 abstract description 15
- 239000002253 acid Substances 0.000 abstract description 12
- 239000007788 liquid Substances 0.000 abstract description 12
- 238000011084 recovery Methods 0.000 abstract description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 4
- 238000000197 pyrolysis Methods 0.000 abstract 4
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 abstract 1
- 230000008030 elimination Effects 0.000 abstract 1
- 238000003379 elimination reaction Methods 0.000 abstract 1
- 230000002349 favourable effect Effects 0.000 abstract 1
- JRZJOMJEPLMPRA-UHFFFAOYSA-N olefin Natural products CCCCCCCC=C JRZJOMJEPLMPRA-UHFFFAOYSA-N 0.000 abstract 1
- 229910052708 sodium Inorganic materials 0.000 abstract 1
- 239000011734 sodium Substances 0.000 abstract 1
- 239000007789 gas Substances 0.000 description 51
- 238000004945 emulsification Methods 0.000 description 24
- 235000014121 butter Nutrition 0.000 description 19
- ZZVUWRFHKOJYTH-UHFFFAOYSA-N diphenhydramine Chemical compound C=1C=CC=CC=1C(OCCN(C)C)C1=CC=CC=C1 ZZVUWRFHKOJYTH-UHFFFAOYSA-N 0.000 description 15
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 9
- 239000000243 solution Substances 0.000 description 8
- 150000001412 amines Chemical class 0.000 description 7
- 230000000694 effects Effects 0.000 description 7
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 6
- 239000000839 emulsion Substances 0.000 description 6
- 239000012046 mixed solvent Substances 0.000 description 6
- 238000002474 experimental method Methods 0.000 description 5
- 238000000746 purification Methods 0.000 description 4
- 230000008929 regeneration Effects 0.000 description 4
- 238000011069 regeneration method Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- -1 polyethylene Polymers 0.000 description 3
- 238000004064 recycling Methods 0.000 description 3
- 238000004062 sedimentation Methods 0.000 description 3
- 238000000926 separation method Methods 0.000 description 3
- 239000004094 surface-active agent Substances 0.000 description 3
- UEEJHVSXFDXPFK-UHFFFAOYSA-N N-dimethylaminoethanol Chemical compound CN(C)CCO UEEJHVSXFDXPFK-UHFFFAOYSA-N 0.000 description 2
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical group [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 2
- UCKMPCXJQFINFW-UHFFFAOYSA-N Sulphide Chemical compound [S-2] UCKMPCXJQFINFW-UHFFFAOYSA-N 0.000 description 2
- 150000001345 alkine derivatives Chemical class 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 229960002887 deanol Drugs 0.000 description 2
- 150000001993 dienes Chemical class 0.000 description 2
- 239000012972 dimethylethanolamine Substances 0.000 description 2
- 239000000945 filler Substances 0.000 description 2
- 239000008246 gaseous mixture Substances 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000003595 mist Substances 0.000 description 2
- 238000006068 polycondensation reaction Methods 0.000 description 2
- 238000001556 precipitation Methods 0.000 description 2
- 238000007670 refining Methods 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- OTMSDBZUPAUEDD-UHFFFAOYSA-N Ethane Chemical compound CC OTMSDBZUPAUEDD-UHFFFAOYSA-N 0.000 description 1
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 1
- 239000004698 Polyethylene Substances 0.000 description 1
- 239000004743 Polypropylene Substances 0.000 description 1
- 125000001931 aliphatic group Chemical group 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 239000003518 caustics Substances 0.000 description 1
- 239000003426 co-catalyst Substances 0.000 description 1
- 230000006837 decompression Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 239000002283 diesel fuel Substances 0.000 description 1
- 238000010790 dilution Methods 0.000 description 1
- 239000012895 dilution Substances 0.000 description 1
- 239000003995 emulsifying agent Substances 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 150000002148 esters Chemical class 0.000 description 1
- 238000005187 foaming Methods 0.000 description 1
- 239000007791 liquid phase Substances 0.000 description 1
- 239000012071 phase Substances 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 238000006116 polymerization reaction Methods 0.000 description 1
- 229920000098 polyolefin Polymers 0.000 description 1
- 229920001155 polypropylene Polymers 0.000 description 1
- 238000010926 purge Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 230000001172 regenerating effect Effects 0.000 description 1
- 239000011265 semifinished product Substances 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 150000005846 sugar alcohols Polymers 0.000 description 1
- 150000003512 tertiary amines Chemical class 0.000 description 1
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Abstract
Description
| 溶剂 | 溶剂/裂解气摩尔比 | 酸性气脱除率,% | 处理量(与醇胺法相比)增大,% | 溶剂跑损量(与醇胺法相比)降低,% | 乳化现象 |
| 工业氨水 | 0.25 | 90.5 | 20.3 | 70.9 | 黄油量多,轻度乳化 |
| 0.45 | 92.4 | 19.1 | 69.4 | 黄油量多,中度乳化 | |
| 0.65 | 93.8 | 18.0 | 68.1 | 黄油量多,乳化较重 |
| 溶剂 | 溶剂/裂解气摩尔比 | 酸性气脱除率,% | 处理量(与醇胺法相比)增大,% | 溶剂跑损量(与醇胺法相比)降低,% | 乳化现象 |
| 工业氨水∶抑制剂0.8~0.99∶0.1~0.01 | 0.25 | 90.1 | 21.2 | 71.6 | 黄油量多,轻微乳化 |
| 0.45 | 91.9 | 20.1 | 70.0 | 黄油量多,轻度乳化 | |
| 0.65 | 93.4 | 19.1 | 68.7 | 黄油量多,中度乳化 |
| 溶剂 | 溶剂/裂解气摩尔比 | 酸性气脱除率,% | 处理量(与醇胺法相比)增大,% | 溶剂跑损量(与醇胺法相比)降低,% | 乳化现象 |
| 工业氨水∶促进剂0.8~0.99∶0.1~0.01 | 0.25 | 90.1 | 21.5 | 72.4 | 黄油量多,轻微乳化 |
| 0.45 | 91.7 | 20.3 | 71.1 | 黄油量多,轻度乳化 | |
| 0.65 | 93.3 | 19.2 | 70.5 | 黄油量多,中度乳化 |
| 溶剂 | 溶剂/裂解气摩尔比 | 酸性气脱除率,% | 处理量(与醇胺法相比)增大,% | 溶剂跑损量(与醇胺法相比)降低,% | 乳化现象 |
| 工业氨水∶抑制剂∶促进剂0.8~0.99∶0.1~0.01∶0.1~0.01 | 0.25 | 90.0 | 23.6 | 74.4 | 微量黄油,无乳化 |
| 0.45 | 91.8 | 22.6 | 73.2 | 微量黄油,无乳化 | |
| 0.65 | 93.2 | 21.0 | 71.8 | 微量黄油,轻微乳化 |
| 溶剂 | 溶剂/裂解气摩尔比 | 酸性气脱除率,% | 处理量(与醇胺法相比)增大,% | 溶剂跑损量(与醇胺法相比)降低,% | 乳化现象 |
| 工业氨水∶抑制剂∶促进剂0.8~0.99∶0.1~0.01∶0.1~0.01 | 0.25 | 91.0 | 23.4 | 73.6 | 微量黄油,无乳化 |
| 0.45 | 92.4 | 22.5 | 72.4 | 微量黄油,无乳化 | |
| 0.65 | 93.7 | 20.9 | 71.1 | 微量黄油,轻微乳化 |
| 溶剂 | 溶剂/裂解气摩尔比 | 酸性气脱除率,% | 处理量(与醇胺法相比)增大,% | 溶剂跑损量(与醇胺法相比)降低,% | 乳化现象 |
| 工业氨水∶抑制剂∶促进剂0.8~0.99∶0.1~0.01∶0.1~0.01 | 0.25 | 91.9 | 22.6 | 72.1 | 微量黄油,无乳化 |
| 0.45 | 93.2 | 21.2 | 70.9 | 微量黄油,无乳化 | |
| 0.65 | 94.4 | 20.2 | 69.3 | 微量黄油,轻微乳化 |
Claims (5)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2004100918185A CN1299802C (zh) | 2004-12-24 | 2004-12-24 | 脱除乙烯裂解气中酸性气体的工艺方法 |
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| CNB2004100918185A CN1299802C (zh) | 2004-12-24 | 2004-12-24 | 脱除乙烯裂解气中酸性气体的工艺方法 |
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| Publication Number | Publication Date |
|---|---|
| CN1669622A CN1669622A (zh) | 2005-09-21 |
| CN1299802C true CN1299802C (zh) | 2007-02-14 |
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| CNB2004100918185A Expired - Fee Related CN1299802C (zh) | 2004-12-24 | 2004-12-24 | 脱除乙烯裂解气中酸性气体的工艺方法 |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8221712B2 (en) * | 2009-05-12 | 2012-07-17 | Basf Se | Absorption medium for the selective removal of hydrogen sulfide from fluid streams |
| CN104109898A (zh) * | 2014-07-08 | 2014-10-22 | 德清县浙北通讯器材有限公司 | 一种酸洗或电镀设备的废气处理装置 |
| CN115532024B (zh) * | 2021-06-30 | 2025-12-12 | 中石化南京化工研究院有限公司 | 具有酸性气体吸收功能的组合物和应用 |
| CN113856415A (zh) * | 2021-10-28 | 2021-12-31 | 山东京博石油化工有限公司 | 石脑油裂解装置精制单元脱除酸性气体的装置和减少碱渣排放的工艺 |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1169334A (zh) * | 1996-06-20 | 1998-01-07 | 中国石化辽阳石油化纤公司 | 一种酸性气体吸收剂及制备方法 |
| CA2312316A1 (en) * | 2000-06-20 | 2001-12-20 | Well To Wire Emissions Control Inc. | Method and apparatus for hydrogen sulphide removal |
| US6334886B1 (en) * | 2000-05-12 | 2002-01-01 | Air Products And Chemicals, Inc. | Removal of corrosive contaminants from alkanolamine absorbent process |
| CN1356156A (zh) * | 2000-12-06 | 2002-07-03 | 国家电站燃烧工程技术研究中心 | 氨水吸收烟气中co2等酸性气体的方法 |
-
2004
- 2004-12-24 CN CNB2004100918185A patent/CN1299802C/zh not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1169334A (zh) * | 1996-06-20 | 1998-01-07 | 中国石化辽阳石油化纤公司 | 一种酸性气体吸收剂及制备方法 |
| US6334886B1 (en) * | 2000-05-12 | 2002-01-01 | Air Products And Chemicals, Inc. | Removal of corrosive contaminants from alkanolamine absorbent process |
| CA2312316A1 (en) * | 2000-06-20 | 2001-12-20 | Well To Wire Emissions Control Inc. | Method and apparatus for hydrogen sulphide removal |
| CN1356156A (zh) * | 2000-12-06 | 2002-07-03 | 国家电站燃烧工程技术研究中心 | 氨水吸收烟气中co2等酸性气体的方法 |
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| CN1669622A (zh) | 2005-09-21 |
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