CN102430254B - 甲醇、乙醇水溶液的精馏工艺及装置 - Google Patents
甲醇、乙醇水溶液的精馏工艺及装置 Download PDFInfo
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- CN102430254B CN102430254B CN 201110275934 CN201110275934A CN102430254B CN 102430254 B CN102430254 B CN 102430254B CN 201110275934 CN201110275934 CN 201110275934 CN 201110275934 A CN201110275934 A CN 201110275934A CN 102430254 B CN102430254 B CN 102430254B
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- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 title claims abstract description 99
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 title claims abstract description 66
- 238000005516 engineering process Methods 0.000 title abstract description 7
- 239000007864 aqueous solution Substances 0.000 title abstract description 4
- 238000001704 evaporation Methods 0.000 claims abstract description 62
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 51
- 230000008020 evaporation Effects 0.000 claims abstract description 37
- 239000007788 liquid Substances 0.000 claims abstract description 17
- 238000007599 discharging Methods 0.000 claims abstract description 7
- IDGUHHHQCWSQLU-UHFFFAOYSA-N ethanol;hydrate Chemical compound O.CCO IDGUHHHQCWSQLU-UHFFFAOYSA-N 0.000 claims description 17
- 238000000034 method Methods 0.000 claims description 13
- 238000010438 heat treatment Methods 0.000 claims description 11
- 238000009833 condensation Methods 0.000 claims description 7
- 230000005494 condensation Effects 0.000 claims description 7
- 230000008676 import Effects 0.000 claims description 7
- 230000001476 alcoholic effect Effects 0.000 claims description 6
- 230000000694 effects Effects 0.000 claims description 5
- 230000006835 compression Effects 0.000 claims description 2
- 238000007906 compression Methods 0.000 claims description 2
- 238000004821 distillation Methods 0.000 abstract description 7
- 239000000126 substance Substances 0.000 abstract description 4
- 230000007797 corrosion Effects 0.000 abstract 1
- 238000005260 corrosion Methods 0.000 abstract 1
- 239000000243 solution Substances 0.000 description 12
- 239000002609 medium Substances 0.000 description 9
- 239000000203 mixture Substances 0.000 description 6
- 241000282326 Felis catus Species 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 238000010992 reflux Methods 0.000 description 2
- 239000007921 spray Substances 0.000 description 2
- 208000036829 Device dislocation Diseases 0.000 description 1
- 239000012736 aqueous medium Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000000498 cooling water Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 230000008016 vaporization Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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CN 201110275934 CN102430254B (zh) | 2011-09-16 | 2011-09-16 | 甲醇、乙醇水溶液的精馏工艺及装置 |
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CN 201110275934 CN102430254B (zh) | 2011-09-16 | 2011-09-16 | 甲醇、乙醇水溶液的精馏工艺及装置 |
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CN102430254A CN102430254A (zh) | 2012-05-02 |
CN102430254B true CN102430254B (zh) | 2013-09-04 |
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Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
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CN103566613B (zh) * | 2012-08-06 | 2016-03-30 | 南通醋酸纤维有限公司 | 一种低浓度有机溶剂水溶液回收热泵精馏装置及工艺 |
CN103102247A (zh) * | 2012-11-15 | 2013-05-15 | 江苏江山制药有限公司 | 一种回收低浓度甲醇水溶液中甲醇的方法 |
CN103706141B (zh) * | 2014-01-22 | 2015-08-12 | 象山医疗精密仪器有限公司 | 蒸汽压缩式酒精回收塔及蒸馏方法 |
CN103981034A (zh) * | 2014-05-19 | 2014-08-13 | 东莞新宝精化有限公司 | 一种生产生物柴油连续回收甲醇尾气的方法及其专用装置 |
CN107760442A (zh) * | 2017-11-09 | 2018-03-06 | 山东鼎裕生物能源有限公司 | 生物柴油精馏余热回收利用***及工艺 |
CN109821265B (zh) * | 2019-03-15 | 2024-07-09 | 湖南中天元环境工程有限公司 | 一种己内酰胺粗残液精馏装置及工艺 |
CN113559536B (zh) * | 2021-08-08 | 2023-02-17 | 建德建业资源再生技术有限公司 | 废有机溶剂资源化回收甲醇的***和方法 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101693645A (zh) * | 2009-10-14 | 2010-04-14 | 刘海峰 | 甲醇多塔精馏工艺及精馏设备 |
CN201832433U (zh) * | 2010-09-14 | 2011-05-18 | 昆山化工医药原料有限公司 | 一种甲乙醇提取设备 |
CN202237308U (zh) * | 2011-09-16 | 2012-05-30 | 徐建涛 | 甲醇、乙醇水溶液的精馏装置 |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
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JPH069641B2 (ja) * | 1984-02-14 | 1994-02-09 | 協和醗酵工業株式会社 | 蒸留装置 |
JP5593629B2 (ja) * | 2008-03-31 | 2014-09-24 | 宇部興産株式会社 | 醗酵アルコールの精製処理方法 |
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Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
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CN101693645A (zh) * | 2009-10-14 | 2010-04-14 | 刘海峰 | 甲醇多塔精馏工艺及精馏设备 |
CN201832433U (zh) * | 2010-09-14 | 2011-05-18 | 昆山化工医药原料有限公司 | 一种甲乙醇提取设备 |
CN202237308U (zh) * | 2011-09-16 | 2012-05-30 | 徐建涛 | 甲醇、乙醇水溶液的精馏装置 |
Non-Patent Citations (1)
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JP昭60-168501A 1985.09.02 |
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Application publication date: 20120502 Assignee: JIANGSU HECHENG PHARMACEUTICAL EQUIPMENT MANUFACTURING Co.,Ltd. Assignor: Xu Jiantao Contract record no.: 2015320000465 Denomination of invention: Rectification technology and apparatus of aqueous solution of methanol or ethanol Granted publication date: 20130904 License type: Exclusive License Record date: 20150619 |
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