CN1226262C - Separation method of dimethyl ether prepared with synthetic gas through one-step process - Google Patents
Separation method of dimethyl ether prepared with synthetic gas through one-step process Download PDFInfo
- Publication number
- CN1226262C CN1226262C CN 03134277 CN03134277A CN1226262C CN 1226262 C CN1226262 C CN 1226262C CN 03134277 CN03134277 CN 03134277 CN 03134277 A CN03134277 A CN 03134277A CN 1226262 C CN1226262 C CN 1226262C
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- China
- Prior art keywords
- gas
- tower
- separation method
- dimethyl ether
- product
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- Expired - Lifetime
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Abstract
Description
The logistics sequence number | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | |
Component V% | H 2 | .0591 | .0003 | 0 | .0024 | 0 | 0 | 0 | 0 | 0 | .0851 | .0776 |
N 2 | .0527 | .0003 | 0 | .0021 | 0 | 0 | 0 | 0 | 0 | .0758 | .0691 | |
CO | .1851 | .0018 | .0001 | .0101 | 0 | 0 | 0 | 0 | 0 | .2664 | .2426 | |
CO 2 | .1926 | .0288 | .0021 | .2053 | .0002 | 0 | .0083 | 0 | 0 | .2752 | .2440 | |
CH 4 | .2040 | .0031 | .0001 | .0164 | 0 | 0 | 0 | 0 | 0 | .2937 | .2671 | |
DME | .1619 | .3671 | .0245 | .7225 | .0289 | 0 | .9916 | 0 | .0073 | 0 | .0976 | |
CH 3OH | .0432 | .1777 | .0002 | .0027 | .0077 | .0080 | 0 | 0 | .9945 | 0 | .0010 | |
H 2O | .1014 | .4209 | .9730 | .0385 | .9631 | .9920 | 0 | 1.0000 | .0018 | .0038 | .0011 | |
Flow Kmol | 37.956 | 9.065 | 205.506 | 3.110 | 211.460 | 205.297 | 6.163 | 200.000 | 1.643 | 26.371 | 28.892 |
Patent number | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | |
Component V% | H 2 | .1797 | .0005 | .0001 | .0098 | 0 | 0 | 0 | 0 | 0 | .3204 | .2870 |
N 2 | .0059 | 0 | 0 | .0003 | 0 | 0 | 0 | 0 | 0 | .0105 | .0094 | |
CO | .0929 | .0003 | 0 | .0058 | 0 | 0 | 0 | 0 | 0 | .1656 | .1483 | |
CO 2 | .1101 | .0084 | .0015 | .1566 | .0002 | 0 | .0061 | 0 | 0 | .1946 | .1709 | |
CH 4 | .1711 | .0009 | .0001 | .0152 | 0 | 0 | 0 | 0 | 0 | .3051 | .2730 | |
DME | .1526 | .2243 | .0243 | .7722 | .0307 | 0 | .9939 | 0 | .0069 | 0 | .1097 | |
CH 3OH | .0217 | .0573 | .0001 | .0015 | .0043 | .0045 | 0 | 0 | .9851 | 0 | .0004 | |
H 2O | .2660 | .7083 | .9739 | .0386 | .9648 | .9955 | 0 | 1.0000 | .0080 | .0038 | .0013 | |
Flow Kmol | 44.247 | 16.568 | 205.318 | 2.556 | 219.323 | 212.566 | 6.764 | 200.000 | .971 | 24.817 | 27.679 |
Patent number | 6 | 7 | 8 | 12 | 13 | 15 | 16 | |
Component V% | H 2 | .0618 | .0004 | 0 | .0005 | 0 | .0920 | .0818 |
N 2 | .0537 | .0004 | 0 | .0003 | 0 | .0799 | .0710 | |
CO | .1892 | .0018 | .0001 | .0021 | 0 | .2813 | .2501 | |
CO 2 | .1751 | .0266 | .0019 | .0905 | 0 | .2362 | .2233 | |
CH 4 | .2069 | .0032 | .0001 | .0040 | 0 | .3069 | .2731 | |
DME | .1656 | .3717 | .0136 | .9026 | 0 | 0 | .0986 | |
CH 3OH | .0442 | .1770 | .0001 | 0 | 0 | 0 | .0010 | |
H 2O | .1036 | .4188 | .9841 | 0 | 1.0000 | .0038 | .0011 | |
Flow Kmol | 37.083 | 9.095 | 203.158 | 6.623 | 200.000 | 24.8304 | 24.830 |
Embodiment 1 | Embodiment 2 | Comparative Examples | |
The concentration % of dme in the product | 99.16 | 99.39 | 90.26 |
Dme rate of recovery % in the thick dme solution | 99.42 | 99.57 | 97.36 |
Claims (9)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 03134277 CN1226262C (en) | 2003-05-21 | 2003-05-21 | Separation method of dimethyl ether prepared with synthetic gas through one-step process |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 03134277 CN1226262C (en) | 2003-05-21 | 2003-05-21 | Separation method of dimethyl ether prepared with synthetic gas through one-step process |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1548411A CN1548411A (en) | 2004-11-24 |
CN1226262C true CN1226262C (en) | 2005-11-09 |
Family
ID=34323149
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN 03134277 Expired - Lifetime CN1226262C (en) | 2003-05-21 | 2003-05-21 | Separation method of dimethyl ether prepared with synthetic gas through one-step process |
Country Status (1)
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CN (1) | CN1226262C (en) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1331833C (en) * | 2005-06-23 | 2007-08-15 | 昆山市迪昆精细化工公司 | Process for preparing dimethyl ether |
ATE514669T1 (en) * | 2007-08-23 | 2011-07-15 | Haldor Topsoe As | METHOD FOR PRODUCING DIMETHYL ETHER |
CN101735025B (en) * | 2009-12-02 | 2013-11-06 | 中国科学院广州能源研究所 | Method and device for separating dimethyl ether from one-step synthesis dimethyl ether gas phase |
US8835517B2 (en) * | 2012-05-30 | 2014-09-16 | Cool Planet Energy Systems, Inc. | Method for producing dimethyl ether using a separator |
WO2015104290A1 (en) * | 2014-01-07 | 2015-07-16 | Linde Aktiengesellschaft | Processing by a separation technique of a gas mixture formed from a product stream of a dimethyl reactor |
CN104258588B (en) * | 2014-09-03 | 2016-02-24 | 中国科学院广州能源研究所 | A kind of integrated and method of living beings dimethyl ether rectification and purification device |
CN107382680A (en) * | 2017-06-12 | 2017-11-24 | 中国科学院青岛生物能源与过程研究所 | A kind of carbon dioxide eliminating method and its system |
CN108707064B (en) * | 2018-06-28 | 2024-01-02 | 鹤壁宝发能源科技股份有限公司 | Production method for co-producing dimethyl ether by using blast furnace gas |
CN112441890A (en) * | 2020-11-25 | 2021-03-05 | 武汉理工大学 | Method and system for preparing dimethyl ether by garbage gasification |
-
2003
- 2003-05-21 CN CN 03134277 patent/CN1226262C/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
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CN1548411A (en) | 2004-11-24 |
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Legal Events
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C14 | Grant of patent or utility model | ||
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Free format text: FORMER OWNER: LANZHOU DESIGN INST, SINOPEC Effective date: 20121114 Owner name: SINOPEC NINGBO ENGINEERING COMPANY LIMITED Free format text: FORMER OWNER: CHINA PETROCHEMICAL GROUP CORPORATION Effective date: 20121114 |
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C41 | Transfer of patent application or patent right or utility model | ||
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Free format text: CORRECT: ADDRESS; FROM: 100029 CHAOYANG, BEIJING TO: 315103 NINGBO, ZHEJIANG PROVINCE |
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TR01 | Transfer of patent right |
Effective date of registration: 20121114 Address after: 315103 Ningbo high tech Zone, Zhejiang, academician Road, No. 660 Patentee after: SINOPEC NINGBO ENGINEERING Co.,Ltd. Address before: 100029 Beijing City, Chaoyang District Hui Street No. 6 Patentee before: CHINA PETROLEUM & CHEMICAL Corp. Patentee before: LANZHOU DESIGN INST SINOPEC |
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CX01 | Expiry of patent term |
Granted publication date: 20051109 |
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CX01 | Expiry of patent term |