CN104557616B - 一种合成尿素溶液的方法 - Google Patents
一种合成尿素溶液的方法 Download PDFInfo
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- CN104557616B CN104557616B CN201410805818.0A CN201410805818A CN104557616B CN 104557616 B CN104557616 B CN 104557616B CN 201410805818 A CN201410805818 A CN 201410805818A CN 104557616 B CN104557616 B CN 104557616B
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- carbon dioxide
- ammonia
- high pressure
- water
- pressure
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- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 title claims abstract description 49
- 239000004202 carbamide Substances 0.000 title claims abstract description 31
- 238000000034 method Methods 0.000 title claims abstract description 27
- 230000015572 biosynthetic process Effects 0.000 title claims abstract description 19
- 238000003786 synthesis reaction Methods 0.000 title claims abstract description 19
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 claims abstract description 136
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 claims abstract description 103
- 229910002092 carbon dioxide Inorganic materials 0.000 claims abstract description 82
- 239000001569 carbon dioxide Substances 0.000 claims abstract description 67
- 229910021529 ammonia Inorganic materials 0.000 claims abstract description 50
- 239000007788 liquid Substances 0.000 claims abstract description 17
- QGZKDVFQNNGYKY-UHFFFAOYSA-O Ammonium Chemical compound [NH4+] QGZKDVFQNNGYKY-UHFFFAOYSA-O 0.000 claims abstract description 9
- 230000006835 compression Effects 0.000 claims abstract description 8
- 238000007906 compression Methods 0.000 claims abstract description 8
- 238000009833 condensation Methods 0.000 claims abstract description 8
- 230000005494 condensation Effects 0.000 claims abstract description 8
- 239000002994 raw material Substances 0.000 claims abstract description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 36
- 238000006356 dehydrogenation reaction Methods 0.000 claims description 8
- 239000003921 oil Substances 0.000 claims description 7
- 229910000069 nitrogen hydride Inorganic materials 0.000 claims description 6
- 238000006477 desulfuration reaction Methods 0.000 claims description 4
- 230000023556 desulfurization Effects 0.000 claims description 4
- 238000001816 cooling Methods 0.000 claims description 3
- 239000012535 impurity Substances 0.000 claims description 3
- 238000005259 measurement Methods 0.000 claims description 3
- 239000000203 mixture Substances 0.000 claims description 3
- 229910052756 noble gas Inorganic materials 0.000 claims description 3
- 238000000926 separation method Methods 0.000 claims description 3
- 239000007787 solid Substances 0.000 claims description 3
- 238000005516 engineering process Methods 0.000 abstract description 5
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 238000000746 purification Methods 0.000 abstract description 4
- 238000006243 chemical reaction Methods 0.000 abstract description 3
- 238000000354 decomposition reaction Methods 0.000 abstract description 3
- 238000004880 explosion Methods 0.000 abstract description 3
- 230000003247 decreasing effect Effects 0.000 abstract description 2
- 230000000694 effects Effects 0.000 abstract description 2
- 238000005265 energy consumption Methods 0.000 abstract description 2
- 238000009434 installation Methods 0.000 abstract description 2
- 235000013877 carbamide Nutrition 0.000 description 19
- 239000007789 gas Substances 0.000 description 7
- 238000005260 corrosion Methods 0.000 description 3
- 230000007797 corrosion Effects 0.000 description 3
- PPBAJDRXASKAGH-UHFFFAOYSA-N azane;urea Chemical compound N.NC(N)=O PPBAJDRXASKAGH-UHFFFAOYSA-N 0.000 description 2
- 230000001351 cycling effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 206010012735 Diarrhoea Diseases 0.000 description 1
- 230000006837 decompression Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
- 238000006396 nitration reaction Methods 0.000 description 1
- 239000000376 reactant Substances 0.000 description 1
Landscapes
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Treating Waste Gases (AREA)
Abstract
Description
Claims (4)
Priority Applications (1)
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CN201410805818.0A CN104557616B (zh) | 2014-12-22 | 2014-12-22 | 一种合成尿素溶液的方法 |
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CN201410805818.0A CN104557616B (zh) | 2014-12-22 | 2014-12-22 | 一种合成尿素溶液的方法 |
Publications (2)
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CN104557616A CN104557616A (zh) | 2015-04-29 |
CN104557616B true CN104557616B (zh) | 2016-06-22 |
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CN201410805818.0A Active CN104557616B (zh) | 2014-12-22 | 2014-12-22 | 一种合成尿素溶液的方法 |
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CN (1) | CN104557616B (zh) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN109516931A (zh) * | 2018-12-12 | 2019-03-26 | 河南心连心化肥有限公司 | 一种连续生产低缩二脲车用尿素溶液的装置及生产工艺 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0504966A1 (en) * | 1991-03-22 | 1992-09-23 | SNAMPROGETTI S.p.A. | Urea production process of high energy efficiency |
CN1074901A (zh) * | 1992-12-23 | 1993-08-04 | 中国五环化学工程公司 | 二氧化碳气提法尿素增产新工艺及装置 |
CN1086511A (zh) * | 1993-08-02 | 1994-05-11 | 中国五环化学工程总公司 | 节能、节资、安全型尿素生产工艺及装置 |
US5849952A (en) * | 1989-09-15 | 1998-12-15 | Shamprogetti S.P.A. | Urea production process with high energy efficiency |
CN1554643A (zh) * | 2003-12-25 | 2004-12-15 | 黑龙江黑化集团有限公司 | 改进工业生产尿素的方法和设备 |
-
2014
- 2014-12-22 CN CN201410805818.0A patent/CN104557616B/zh active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5849952A (en) * | 1989-09-15 | 1998-12-15 | Shamprogetti S.P.A. | Urea production process with high energy efficiency |
EP0504966A1 (en) * | 1991-03-22 | 1992-09-23 | SNAMPROGETTI S.p.A. | Urea production process of high energy efficiency |
CN1074901A (zh) * | 1992-12-23 | 1993-08-04 | 中国五环化学工程公司 | 二氧化碳气提法尿素增产新工艺及装置 |
CN1086511A (zh) * | 1993-08-02 | 1994-05-11 | 中国五环化学工程总公司 | 节能、节资、安全型尿素生产工艺及装置 |
CN1554643A (zh) * | 2003-12-25 | 2004-12-15 | 黑龙江黑化集团有限公司 | 改进工业生产尿素的方法和设备 |
Non-Patent Citations (1)
Title |
---|
浅谈尿素的工艺流程及设计特点;孙盛杰和杨树禹;《黑龙江科技信息》;20121231(第4期);23页 * |
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Effective date of registration: 20170317 Address after: 073099 Hebei City, North Street, the main street of the city of heaven and earth home, room 3, unit 502, room 6, room Patentee after: Du Jinzhi Patentee after: He Hui Address before: 312432 Zhejiang city of Shaoxing province Shengzhou City Lake Yan Street West Backstreet 66 Jinshan scenic garden room 908 Patentee before: SHENGZHOU PILOTAGE INFORMATION TECHNOLOGY CO., LTD. |
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Inventor after: Du Jinzhi Inventor after: He Hui Inventor before: Guo Ruizong |
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Address after: 073099 Hebei City, North Street, the main street of the city of heaven and earth home, room 3, unit 502, room 6, room Co-patentee after: He Hui Patentee after: Du Jinzhi Address before: 073099 Hebei City, North Street, the main street of the city of heaven and earth home, room 3, unit 502, room 6, room Co-patentee before: He Hui Patentee before: Du Jinzhi |
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Effective date of registration: 20180329 Address after: Haimen Changle Town Jiangsu city of Nantong Province on the 226100 Road No. 207 Patentee after: Haimen embroidery Industrial Design Co., Ltd. Address before: 073099 Hebei City, North Street, the main street of the city of heaven and earth home, room 3, unit 502, room 6, room Co-patentee before: He Hui Patentee before: Du Jinzhi |
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