CN104819039B - 尿素泵及包含其的尿素系统 - Google Patents
尿素泵及包含其的尿素系统 Download PDFInfo
- Publication number
- CN104819039B CN104819039B CN201510210344.XA CN201510210344A CN104819039B CN 104819039 B CN104819039 B CN 104819039B CN 201510210344 A CN201510210344 A CN 201510210344A CN 104819039 B CN104819039 B CN 104819039B
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- CN
- China
- Prior art keywords
- urea
- valve
- pump
- liquid
- valve chamber
- 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.)
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- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 title claims abstract description 277
- 239000004202 carbamide Substances 0.000 title claims abstract description 277
- 239000007788 liquid Substances 0.000 claims abstract description 114
- 239000000498 cooling water Substances 0.000 claims description 43
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 20
- 238000002156 mixing Methods 0.000 claims description 17
- 238000001514 detection method Methods 0.000 claims description 4
- 239000000523 sample Substances 0.000 claims description 4
- 239000007789 gas Substances 0.000 description 51
- 238000009434 installation Methods 0.000 description 22
- 239000000463 material Substances 0.000 description 8
- 238000007789 sealing Methods 0.000 description 8
- 238000001816 cooling Methods 0.000 description 7
- 238000010586 diagram Methods 0.000 description 7
- 230000000694 effects Effects 0.000 description 7
- 230000000903 blocking effect Effects 0.000 description 6
- 238000010992 reflux Methods 0.000 description 5
- 239000000243 solution Substances 0.000 description 5
- 230000003139 buffering effect Effects 0.000 description 4
- 230000005611 electricity Effects 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- MWUXSHHQAYIFBG-UHFFFAOYSA-N nitrogen oxide Inorganic materials O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 description 3
- 210000002700 urine Anatomy 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 238000006555 catalytic reaction Methods 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000005457 optimization Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 230000002706 hydrostatic effect Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 239000011259 mixed solution Substances 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 230000010355 oscillation Effects 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 150000003672 ureas Chemical class 0.000 description 1
Landscapes
- Exhaust Gas After Treatment (AREA)
Abstract
Description
Claims (5)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201510210344.XA CN104819039B (zh) | 2015-04-27 | 2015-04-27 | 尿素泵及包含其的尿素系统 |
Applications Claiming Priority (1)
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CN201510210344.XA CN104819039B (zh) | 2015-04-27 | 2015-04-27 | 尿素泵及包含其的尿素系统 |
Publications (2)
Publication Number | Publication Date |
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CN104819039A CN104819039A (zh) | 2015-08-05 |
CN104819039B true CN104819039B (zh) | 2018-09-25 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201510210344.XA Active CN104819039B (zh) | 2015-04-27 | 2015-04-27 | 尿素泵及包含其的尿素系统 |
Country Status (1)
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CN (1) | CN104819039B (zh) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106285851A (zh) * | 2016-09-22 | 2017-01-04 | 凯龙高科技股份有限公司 | 一种计量泵用液路吹扫装置 |
CN107448267B (zh) * | 2017-07-01 | 2024-03-26 | 福士汽车零部件(济南)有限公司 | 一种用于空气辅助scr后处理系统的进气过滤组件 |
CN109410550A (zh) * | 2018-10-22 | 2019-03-01 | 珠海格力智能装备有限公司 | 尿素机数据采集系统 |
CN112682130A (zh) * | 2019-10-18 | 2021-04-20 | 中国船舶重工集团公司第七一一研究所 | 船用尿素供给喷射系统及方法 |
CN112627947B (zh) * | 2020-12-18 | 2022-04-05 | 潍柴动力股份有限公司 | 尿素泵及其防堵塞控制方法与scr装置、尿素喷射系统 |
CN112648052B (zh) * | 2020-12-25 | 2022-03-25 | 一汽解放汽车有限公司 | 一种尿素罐保压控制系统及其保养方法 |
CN113803135B (zh) * | 2021-09-28 | 2022-12-09 | 一汽解放汽车有限公司 | 气驱系统及气驱系统吹扫功能控制方法 |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN204646378U (zh) * | 2015-04-27 | 2015-09-16 | 东莞正扬电子机械有限公司 | 尿素泵及包含其的尿素系统 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE19946900A1 (de) * | 1999-06-22 | 2000-12-28 | Bosch Gmbh Robert | Vorrichtung zur Dosierung eines Reduktionsmittels |
CN201835899U (zh) * | 2010-03-13 | 2011-05-18 | 中国第一汽车集团公司 | 一种泵动力的空气辅助雾化尿素还原剂喷射控制系统 |
CN102979604B (zh) * | 2012-11-28 | 2015-07-01 | 中国第一汽车股份有限公司无锡油泵油嘴研究所 | 一种还原剂喷射计量装置 |
CN203130208U (zh) * | 2013-03-26 | 2013-08-14 | 无锡市凯龙汽车设备制造有限公司 | 柴油机选择性催化转化喷射系统 |
CN204225973U (zh) * | 2014-10-27 | 2015-03-25 | 金有纯 | 一种调控进入排气系统的尿素实际供给量的装置 |
-
2015
- 2015-04-27 CN CN201510210344.XA patent/CN104819039B/zh active Active
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN204646378U (zh) * | 2015-04-27 | 2015-09-16 | 东莞正扬电子机械有限公司 | 尿素泵及包含其的尿素系统 |
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Publication number | Publication date |
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CN104819039A (zh) | 2015-08-05 |
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PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
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Denomination of invention: Urea pump and urea system containing same Effective date of registration: 20181220 Granted publication date: 20180925 Pledgee: China Co. truction Bank Corp Dongguan branch Pledgor: DONGGUAN ZHENGYANG ELECTRONIC MECHANICAL Co.,Ltd. Registration number: 2018440000388 |
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Date of cancellation: 20210111 Granted publication date: 20180925 Pledgee: China Co. truction Bank Corp Dongguan branch Pledgor: DONGGUAN ZHENGYANG ELECTRONIC MECHANICAL Co.,Ltd. Registration number: 2018440000388 |
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Denomination of invention: Urea pump and its urea system Effective date of registration: 20210112 Granted publication date: 20180925 Pledgee: China Co. truction Bank Corp Dongguan branch Pledgor: DONGGUAN ZHENGYANG ELECTRONIC MECHANICAL Co.,Ltd. Registration number: Y2021980000277 |
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CP03 | Change of name, title or address |
Address after: Room 101, No. 1, East Ring 3rd Street, Jitiagang, Huangjiang Town, Dongguan City, Guangdong Province, 523000 Patentee after: Guangdong Zhengyang Sensor Technology Co.,Ltd. Address before: No. 1, Donghuan 3rd Street, Huangjiang Town, Dongguan City, Guangdong Province, 523750 Patentee before: DONGGUAN ZHENGYANG ELECTRONIC MECHANICAL Co.,Ltd. |
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Date of cancellation: 20231127 Granted publication date: 20180925 Pledgee: China Co. truction Bank Corp Dongguan branch Pledgor: DONGGUAN ZHENGYANG ELECTRONIC MECHANICAL Co.,Ltd. Registration number: Y2021980000277 |