CN101749087A - 一种采用压缩天然气助喷的柴油机氨选择性催化还原方法 - Google Patents
一种采用压缩天然气助喷的柴油机氨选择性催化还原方法 Download PDFInfo
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- CN101749087A CN101749087A CN201010022501A CN201010022501A CN101749087A CN 101749087 A CN101749087 A CN 101749087A CN 201010022501 A CN201010022501 A CN 201010022501A CN 201010022501 A CN201010022501 A CN 201010022501A CN 101749087 A CN101749087 A CN 101749087A
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- urea
- natural gas
- compressed natural
- selective catalytic
- catalytic reduction
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- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 title claims abstract description 96
- 239000003345 natural gas Substances 0.000 title claims abstract description 47
- 238000010531 catalytic reduction reaction Methods 0.000 title claims abstract description 25
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 title claims abstract description 22
- 238000000034 method Methods 0.000 title claims abstract description 14
- 229910021529 ammonia Inorganic materials 0.000 title claims abstract description 11
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 claims abstract description 79
- 239000004202 carbamide Substances 0.000 claims abstract description 79
- 238000000889 atomisation Methods 0.000 claims abstract description 16
- 239000007789 gas Substances 0.000 claims abstract description 15
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims abstract description 14
- 238000002156 mixing Methods 0.000 claims abstract description 7
- 229910052757 nitrogen Inorganic materials 0.000 claims abstract description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 4
- 239000007788 liquid Substances 0.000 claims description 25
- 238000006243 chemical reaction Methods 0.000 claims description 23
- 239000007921 spray Substances 0.000 claims description 22
- 239000000203 mixture Substances 0.000 claims description 13
- 239000007864 aqueous solution Substances 0.000 claims description 10
- 239000011435 rock Substances 0.000 claims description 6
- 230000003197 catalytic effect Effects 0.000 claims description 4
- 238000000197 pyrolysis Methods 0.000 claims description 4
- 238000001914 filtration Methods 0.000 claims description 3
- 238000006555 catalytic reaction Methods 0.000 claims description 2
- 230000006835 compression Effects 0.000 claims description 2
- 238000007906 compression Methods 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 7
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- 238000006722 reduction reaction Methods 0.000 abstract description 5
- 238000000746 purification Methods 0.000 abstract description 4
- 239000000243 solution Substances 0.000 abstract 7
- 239000003595 mist Substances 0.000 abstract 1
- MWUXSHHQAYIFBG-UHFFFAOYSA-N nitrogen oxide Inorganic materials O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 description 56
- GQPLMRYTRLFLPF-UHFFFAOYSA-N Nitrous Oxide Chemical class [O-][N+]#N GQPLMRYTRLFLPF-UHFFFAOYSA-N 0.000 description 29
- 238000007599 discharging Methods 0.000 description 6
- 238000005516 engineering process Methods 0.000 description 5
- 238000012360 testing method Methods 0.000 description 4
- OWIKHYCFFJSOEH-UHFFFAOYSA-N Isocyanic acid Chemical compound N=C=O OWIKHYCFFJSOEH-UHFFFAOYSA-N 0.000 description 3
- 238000006460 hydrolysis reaction Methods 0.000 description 3
- 238000001321 HNCO Methods 0.000 description 2
- 238000012958 reprocessing Methods 0.000 description 2
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- 239000005864 Sulphur Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000002283 diesel fuel Substances 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 230000007062 hydrolysis Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
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- 230000009466 transformation Effects 0.000 description 1
- 239000002912 waste gas Substances 0.000 description 1
Images
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- 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
- Y02C—CAPTURE, STORAGE, SEQUESTRATION OR DISPOSAL OF GREENHOUSE GASES [GHG]
- Y02C20/00—Capture or disposal of greenhouse gases
- Y02C20/20—Capture or disposal of greenhouse gases of methane
-
- 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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/12—Improving ICE efficiencies
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Abstract
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CN2010100225011A CN101749087B (zh) | 2010-01-07 | 2010-01-07 | 一种采用压缩天然气助喷的柴油机氨选择性催化还原方法 |
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CN2010100225011A CN101749087B (zh) | 2010-01-07 | 2010-01-07 | 一种采用压缩天然气助喷的柴油机氨选择性催化还原方法 |
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CN101749087A true CN101749087A (zh) | 2010-06-23 |
CN101749087B CN101749087B (zh) | 2012-01-25 |
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Cited By (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101892888A (zh) * | 2010-07-26 | 2010-11-24 | 东风汽车有限公司 | 一种用于scr系统的还原剂加注装置 |
CN101915150A (zh) * | 2010-09-20 | 2010-12-15 | 中国人民解放军军事交通学院 | 加强尾气旋流流动及消除尿素溶液喷射结晶的排气管 |
CN103161548A (zh) * | 2011-12-08 | 2013-06-19 | 曼柴油机和涡轮公司,德国曼柴油机和涡轮欧洲股份公司的联营公司 | 具有废气净化的大型涡轮增压二冲程柴油发动机 |
CN104074577A (zh) * | 2014-06-25 | 2014-10-01 | 同济大学 | 一种提高柴油机scr系统尿素热解水解效率的方法 |
CN104612948A (zh) * | 2013-08-13 | 2015-05-13 | 斯普瑞瓦丹·钱德拉帕蒂 | 具有再启动能力的隔膜泵系统 |
CN105986861A (zh) * | 2015-02-10 | 2016-10-05 | 安徽艾可蓝节能环保科技有限公司 | 一种用于发动机的scr尾气处理系统 |
CN108104907A (zh) * | 2018-01-26 | 2018-06-01 | 上海电力学院 | 柴油机发电机尾气处理装置 |
CN110579379A (zh) * | 2019-09-26 | 2019-12-17 | 同济大学 | 一种机动车尾气柔性采样系统及采样方法 |
CN112145269A (zh) * | 2020-07-20 | 2020-12-29 | 无锡伟博汽车科技有限公司 | 一种基于柴油机排气中no2比例计算的尿素喷射量计算方法 |
CN114575971A (zh) * | 2022-03-01 | 2022-06-03 | 东风商用车有限公司 | 利用纯氨气的后处理系统及其方法 |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102008013960A1 (de) * | 2008-03-12 | 2009-09-17 | Albonair Gmbh | Dosiersystem zur Eindüsung einer Harnstofflösung in den Abgasstrom eines Verbrennungsmotors |
-
2010
- 2010-01-07 CN CN2010100225011A patent/CN101749087B/zh not_active Expired - Fee Related
Cited By (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101892888A (zh) * | 2010-07-26 | 2010-11-24 | 东风汽车有限公司 | 一种用于scr系统的还原剂加注装置 |
CN101892888B (zh) * | 2010-07-26 | 2012-10-03 | 东风汽车有限公司 | 一种用于scr系统的还原剂加注装置 |
CN101915150A (zh) * | 2010-09-20 | 2010-12-15 | 中国人民解放军军事交通学院 | 加强尾气旋流流动及消除尿素溶液喷射结晶的排气管 |
CN103161548B (zh) * | 2011-12-08 | 2015-06-10 | 曼柴油机和涡轮公司,德国曼柴油机和涡轮欧洲股份公司的联营公司 | 大型二冲程柴油发动机及将还原剂引入到废气流中的方法 |
CN103161548A (zh) * | 2011-12-08 | 2013-06-19 | 曼柴油机和涡轮公司,德国曼柴油机和涡轮欧洲股份公司的联营公司 | 具有废气净化的大型涡轮增压二冲程柴油发动机 |
CN104612948A (zh) * | 2013-08-13 | 2015-05-13 | 斯普瑞瓦丹·钱德拉帕蒂 | 具有再启动能力的隔膜泵系统 |
CN104074577A (zh) * | 2014-06-25 | 2014-10-01 | 同济大学 | 一种提高柴油机scr系统尿素热解水解效率的方法 |
CN104074577B (zh) * | 2014-06-25 | 2016-04-06 | 同济大学 | 一种提高柴油机scr系统尿素热解水解效率的方法 |
CN105986861A (zh) * | 2015-02-10 | 2016-10-05 | 安徽艾可蓝节能环保科技有限公司 | 一种用于发动机的scr尾气处理系统 |
CN108104907A (zh) * | 2018-01-26 | 2018-06-01 | 上海电力学院 | 柴油机发电机尾气处理装置 |
CN110579379A (zh) * | 2019-09-26 | 2019-12-17 | 同济大学 | 一种机动车尾气柔性采样系统及采样方法 |
CN110579379B (zh) * | 2019-09-26 | 2021-11-09 | 同济大学 | 一种机动车尾气柔性采样系统及采样方法 |
CN112145269A (zh) * | 2020-07-20 | 2020-12-29 | 无锡伟博汽车科技有限公司 | 一种基于柴油机排气中no2比例计算的尿素喷射量计算方法 |
CN114575971A (zh) * | 2022-03-01 | 2022-06-03 | 东风商用车有限公司 | 利用纯氨气的后处理系统及其方法 |
CN114575971B (zh) * | 2022-03-01 | 2022-12-23 | 东风商用车有限公司 | 利用纯氨气的后处理系统及其方法 |
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CN101749087B (zh) | 2012-01-25 |
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Application publication date: 20100623 Assignee: SHANGHAI HINO ENGINE CO., LTD. Assignor: Tongji University Contract record no.: 2013990000278 Denomination of invention: Ammonia selective catalytic reduction method for diesel injected by assistance of compressed natural gas Granted publication date: 20120125 License type: Exclusive License Record date: 20130528 |
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