CN105771305A - 生产车用尿素的隔板结晶设备 - Google Patents
生产车用尿素的隔板结晶设备 Download PDFInfo
- Publication number
- CN105771305A CN105771305A CN201610307294.1A CN201610307294A CN105771305A CN 105771305 A CN105771305 A CN 105771305A CN 201610307294 A CN201610307294 A CN 201610307294A CN 105771305 A CN105771305 A CN 105771305A
- Authority
- CN
- China
- Prior art keywords
- crystallization kettle
- crystallization
- pump
- urea
- cooling medium
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000002425 crystallisation Methods 0.000 title claims abstract description 119
- 230000008025 crystallization Effects 0.000 title claims abstract description 113
- 238000003786 synthesis reaction Methods 0.000 claims abstract description 59
- 230000015572 biosynthetic process Effects 0.000 claims abstract description 56
- 239000007788 liquid Substances 0.000 claims abstract description 21
- 238000004519 manufacturing process Methods 0.000 claims abstract description 11
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 claims description 99
- 239000004202 carbamide Substances 0.000 claims description 52
- 239000002826 coolant Substances 0.000 claims description 34
- 210000002700 urine Anatomy 0.000 claims description 31
- 238000001816 cooling Methods 0.000 claims description 27
- 239000007921 spray Substances 0.000 claims description 22
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 9
- 239000012267 brine Substances 0.000 claims description 3
- HPALAKNZSZLMCH-UHFFFAOYSA-M sodium;chloride;hydrate Chemical compound O.[Na+].[Cl-] HPALAKNZSZLMCH-UHFFFAOYSA-M 0.000 claims description 3
- 230000008901 benefit Effects 0.000 abstract description 7
- 238000000034 method Methods 0.000 abstract description 3
- 230000008569 process Effects 0.000 abstract description 3
- 238000006243 chemical reaction Methods 0.000 abstract description 2
- 238000000926 separation method Methods 0.000 abstract 1
- 235000013877 carbamide Nutrition 0.000 description 47
- 239000000243 solution Substances 0.000 description 19
- 239000000047 product Substances 0.000 description 17
- 239000012295 chemical reaction liquid Substances 0.000 description 13
- MWUXSHHQAYIFBG-UHFFFAOYSA-N nitrogen oxide Inorganic materials O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 description 11
- 150000003672 ureas Chemical class 0.000 description 11
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 6
- 238000000746 purification Methods 0.000 description 6
- 239000007789 gas Substances 0.000 description 5
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 4
- 230000006872 improvement Effects 0.000 description 4
- 238000005406 washing Methods 0.000 description 4
- 229910021529 ammonia Inorganic materials 0.000 description 3
- 239000012535 impurity Substances 0.000 description 3
- 239000013618 particulate matter Substances 0.000 description 3
- 230000004044 response Effects 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- GQPLMRYTRLFLPF-UHFFFAOYSA-N Nitrous Oxide Chemical class [O-][N+]#N GQPLMRYTRLFLPF-UHFFFAOYSA-N 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 229910052757 nitrogen Inorganic materials 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- OHJMTUPIZMNBFR-UHFFFAOYSA-N biuret Chemical compound NC(=O)NC(N)=O OHJMTUPIZMNBFR-UHFFFAOYSA-N 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 239000002283 diesel fuel Substances 0.000 description 1
- 238000004821 distillation Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000000376 reactant Substances 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000009834 vaporization Methods 0.000 description 1
- 230000008016 vaporization Effects 0.000 description 1
- 239000003981 vehicle Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D9/00—Crystallisation
- B01D9/0004—Crystallisation cooling by heat exchange
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C273/00—Preparation of urea or its derivatives, i.e. compounds containing any of the groups, the nitrogen atoms not being part of nitro or nitroso groups
- C07C273/02—Preparation of urea or its derivatives, i.e. compounds containing any of the groups, the nitrogen atoms not being part of nitro or nitroso groups of urea, its salts, complexes or addition compounds
- C07C273/14—Separation; Purification; Stabilisation; Use of additives
- C07C273/16—Separation; Purification
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D9/00—Crystallisation
- B01D2009/0086—Processes or apparatus therefor
-
- 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
- Y02P20/10—Process efficiency
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Abstract
Description
Claims (5)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201610307294.1A CN105771305B (zh) | 2016-05-11 | 2016-05-11 | 生产车用尿素的隔板结晶设备 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201610307294.1A CN105771305B (zh) | 2016-05-11 | 2016-05-11 | 生产车用尿素的隔板结晶设备 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN105771305A true CN105771305A (zh) | 2016-07-20 |
CN105771305B CN105771305B (zh) | 2018-10-02 |
Family
ID=56401230
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201610307294.1A Active CN105771305B (zh) | 2016-05-11 | 2016-05-11 | 生产车用尿素的隔板结晶设备 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN105771305B (zh) |
Citations (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1169167A (zh) * | 1994-11-02 | 1997-12-31 | 斯文森过程设备公司 | 改进的结晶设备和方法 |
CN2748145Y (zh) * | 2004-12-24 | 2005-12-28 | 河南省粮油机械工程有限公司 | 一种结晶罐 |
CN201168456Y (zh) * | 2008-03-11 | 2008-12-24 | 张建臣 | 油脂低温结晶罐 |
CN201524442U (zh) * | 2009-10-10 | 2010-07-14 | 过志昌 | 高效刮壁式空心板片冷却连续结晶机 |
US20110171105A1 (en) * | 2008-09-17 | 2011-07-14 | David Sevier | System and Process for Capturing, Concentrating, or Crystallizing a Target Compound from a Mixture |
CN103801106A (zh) * | 2012-11-02 | 2014-05-21 | 中国石油化工集团公司 | 一种套管式结晶器 |
CN104557617A (zh) * | 2013-10-10 | 2015-04-29 | 中国石油化工股份有限公司 | 一种车用尿素的生产方法 |
CN104740891A (zh) * | 2015-04-16 | 2015-07-01 | 威海沁和实业有限公司 | 内翅片管空气冷却结晶器 |
CN204815763U (zh) * | 2015-06-16 | 2015-12-02 | 江阴市江中设备制造有限公司 | 一种蒸发结晶一体化装置 |
CN205042347U (zh) * | 2015-08-18 | 2016-02-24 | 安阳化学工业集团有限责任公司 | 一种车用尿素溶液的生产*** |
CN205886277U (zh) * | 2016-05-11 | 2017-01-18 | 南宁市夏阳化工科技有限责任公司 | 生产车用尿素的隔板结晶设备 |
-
2016
- 2016-05-11 CN CN201610307294.1A patent/CN105771305B/zh active Active
Patent Citations (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1169167A (zh) * | 1994-11-02 | 1997-12-31 | 斯文森过程设备公司 | 改进的结晶设备和方法 |
CN2748145Y (zh) * | 2004-12-24 | 2005-12-28 | 河南省粮油机械工程有限公司 | 一种结晶罐 |
CN201168456Y (zh) * | 2008-03-11 | 2008-12-24 | 张建臣 | 油脂低温结晶罐 |
US20110171105A1 (en) * | 2008-09-17 | 2011-07-14 | David Sevier | System and Process for Capturing, Concentrating, or Crystallizing a Target Compound from a Mixture |
CN201524442U (zh) * | 2009-10-10 | 2010-07-14 | 过志昌 | 高效刮壁式空心板片冷却连续结晶机 |
CN103801106A (zh) * | 2012-11-02 | 2014-05-21 | 中国石油化工集团公司 | 一种套管式结晶器 |
CN104557617A (zh) * | 2013-10-10 | 2015-04-29 | 中国石油化工股份有限公司 | 一种车用尿素的生产方法 |
CN104740891A (zh) * | 2015-04-16 | 2015-07-01 | 威海沁和实业有限公司 | 内翅片管空气冷却结晶器 |
CN204815763U (zh) * | 2015-06-16 | 2015-12-02 | 江阴市江中设备制造有限公司 | 一种蒸发结晶一体化装置 |
CN205042347U (zh) * | 2015-08-18 | 2016-02-24 | 安阳化学工业集团有限责任公司 | 一种车用尿素溶液的生产*** |
CN205886277U (zh) * | 2016-05-11 | 2017-01-18 | 南宁市夏阳化工科技有限责任公司 | 生产车用尿素的隔板结晶设备 |
Also Published As
Publication number | Publication date |
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CN105771305B (zh) | 2018-10-02 |
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Denomination of invention: Buffer crystallization equipment for producing adblue Effective date of registration: 20200327 Granted publication date: 20181002 Pledgee: Nanning United Innovation Financing Guarantee Co.,Ltd. Pledgor: Guangxi Xiayang Environmental Protection Technology Co.,Ltd. Registration number: Y2020450000012 |
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Denomination of invention: Clapboard crystallization equipment for urea production Effective date of registration: 20210330 Granted publication date: 20181002 Pledgee: Nanning United Innovation Financing Guarantee Co.,Ltd. Pledgor: Guangxi Xiayang Environmental Protection Technology Co.,Ltd. Registration number: Y2021450000009 |
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Denomination of invention: Clapboard crystallization equipment for producing vehicle urea Effective date of registration: 20220609 Granted publication date: 20181002 Pledgee: Guangxi Guihui Financing Guarantee Co.,Ltd. Pledgor: Guangxi Xiayang Environmental Protection Technology Co.,Ltd. Registration number: Y2022450000082 |
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