CN104153858A - 一种scr系统催化箱故障检测方法 - Google Patents
一种scr系统催化箱故障检测方法 Download PDFInfo
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- CN104153858A CN104153858A CN201310723230.6A CN201310723230A CN104153858A CN 104153858 A CN104153858 A CN 104153858A CN 201310723230 A CN201310723230 A CN 201310723230A CN 104153858 A CN104153858 A CN 104153858A
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- scr
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- combustion engine
- internal
- catalyst container
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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
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
-
- 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
- Y02T10/40—Engine management systems
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- Exhaust Gas After Treatment (AREA)
Abstract
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Priority Applications (1)
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CN201310723230.6A CN104153858A (zh) | 2013-12-25 | 2013-12-25 | 一种scr系统催化箱故障检测方法 |
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CN201310723230.6A CN104153858A (zh) | 2013-12-25 | 2013-12-25 | 一种scr系统催化箱故障检测方法 |
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CN104153858A true CN104153858A (zh) | 2014-11-19 |
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CN201310723230.6A Pending CN104153858A (zh) | 2013-12-25 | 2013-12-25 | 一种scr系统催化箱故障检测方法 |
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Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105569789A (zh) * | 2015-12-14 | 2016-05-11 | 潍柴动力股份有限公司 | 一种检测发动机的scr箱堵塞的方法及装置 |
CN105604663A (zh) * | 2015-12-18 | 2016-05-25 | 潍柴动力股份有限公司 | 一种scr系统冷却液电磁阀故障检测方法、检测装置 |
CN110284951A (zh) * | 2018-03-19 | 2019-09-27 | 通用汽车环球科技运作有限责任公司 | 选择性催化还原故障检测 |
CN111335993A (zh) * | 2020-03-26 | 2020-06-26 | 安徽华菱汽车有限公司 | 一种汽车及其模拟scr系统效率低的报错方法与系统 |
CN112302762A (zh) * | 2020-11-04 | 2021-02-02 | 潍柴动力股份有限公司 | 排气控制方法、装置及设备 |
CN114961956A (zh) * | 2022-07-06 | 2022-08-30 | 潍柴动力股份有限公司 | 一种选择性催化还原转化效率诊断方法及装置 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6594987B2 (en) * | 2001-02-16 | 2003-07-22 | Toyota Jidosha Kabushiki Kaisha | Apparatus for detecting fault in exhaust system of internal combustion engine |
EP1365122A2 (fr) * | 2002-05-24 | 2003-11-26 | Renault s.a.s. | Procédé pour évaluer l'efficacité d'un convertisseur catalytique d'oxydation |
US20050102076A1 (en) * | 2003-11-10 | 2005-05-12 | Denso Corporation | Exhaust temperature sensor malfunction detection apparatus |
CN102269036A (zh) * | 2011-07-01 | 2011-12-07 | 北京交通大学 | 一种柴油机排气净化器在线诊断装置 |
CN102705089A (zh) * | 2012-06-29 | 2012-10-03 | 潍柴动力股份有限公司 | 一种基于轨压信号识别喷孔流量变动的方法和系统 |
-
2013
- 2013-12-25 CN CN201310723230.6A patent/CN104153858A/zh active Pending
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6594987B2 (en) * | 2001-02-16 | 2003-07-22 | Toyota Jidosha Kabushiki Kaisha | Apparatus for detecting fault in exhaust system of internal combustion engine |
EP1365122A2 (fr) * | 2002-05-24 | 2003-11-26 | Renault s.a.s. | Procédé pour évaluer l'efficacité d'un convertisseur catalytique d'oxydation |
US20050102076A1 (en) * | 2003-11-10 | 2005-05-12 | Denso Corporation | Exhaust temperature sensor malfunction detection apparatus |
CN102269036A (zh) * | 2011-07-01 | 2011-12-07 | 北京交通大学 | 一种柴油机排气净化器在线诊断装置 |
CN102705089A (zh) * | 2012-06-29 | 2012-10-03 | 潍柴动力股份有限公司 | 一种基于轨压信号识别喷孔流量变动的方法和系统 |
Cited By (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105569789A (zh) * | 2015-12-14 | 2016-05-11 | 潍柴动力股份有限公司 | 一种检测发动机的scr箱堵塞的方法及装置 |
CN105569789B (zh) * | 2015-12-14 | 2019-05-28 | 潍柴动力股份有限公司 | 一种检测发动机的scr箱堵塞的方法及装置 |
CN105604663A (zh) * | 2015-12-18 | 2016-05-25 | 潍柴动力股份有限公司 | 一种scr系统冷却液电磁阀故障检测方法、检测装置 |
CN105604663B (zh) * | 2015-12-18 | 2018-07-03 | 潍柴动力股份有限公司 | 一种scr系统冷却液电磁阀故障检测方法、检测装置 |
CN110284951A (zh) * | 2018-03-19 | 2019-09-27 | 通用汽车环球科技运作有限责任公司 | 选择性催化还原故障检测 |
CN111335993A (zh) * | 2020-03-26 | 2020-06-26 | 安徽华菱汽车有限公司 | 一种汽车及其模拟scr系统效率低的报错方法与系统 |
CN111335993B (zh) * | 2020-03-26 | 2021-06-25 | 安徽华菱汽车有限公司 | 一种汽车及其模拟scr系统效率低的报错方法与系统 |
CN112302762A (zh) * | 2020-11-04 | 2021-02-02 | 潍柴动力股份有限公司 | 排气控制方法、装置及设备 |
CN114961956A (zh) * | 2022-07-06 | 2022-08-30 | 潍柴动力股份有限公司 | 一种选择性催化还原转化效率诊断方法及装置 |
CN114961956B (zh) * | 2022-07-06 | 2023-12-15 | 潍柴动力股份有限公司 | 一种选择性催化还原转化效率诊断方法及装置 |
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ASS | Succession or assignment of patent right |
Owner name: BEIJING GOODOING ENGINE TECHNOLOGIES CO., LTD. Free format text: FORMER OWNER: BAOTOU INSTITUTE OF COLLEGE OF ENGINEERING, PEKING UNIVERSITY Effective date: 20150723 Owner name: BAOTOU BEIDA GOODOING ENGINE TECHNOLOGIES CO., LTD Free format text: FORMER OWNER: BEIJING GOODOING ENGINE TECHNOLOGIES CO., LTD. Effective date: 20150723 |
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Effective date of registration: 20150723 Address after: 014010, B, block 403, equipment manufacturing park, Qingshan District, the Inner Mongolia Autonomous Region, Baotou Applicant after: BAOTOU BEIDA GOODOING ENGINE TECHNOLOGY Co.,Ltd. Address before: 100080, room 1, floor 127-1, No. 103-4 North Main Street, Haidian District, Beijing, Zhongguancun Applicant before: Beijing road Engine Technology Co.,Ltd. Effective date of registration: 20150723 Address after: 100080, room 1, floor 127-1, No. 103-4 North Main Street, Haidian District, Beijing, Zhongguancun Applicant after: Beijing road Engine Technology Co.,Ltd. Address before: 014010 room B, block, management committee, equipment manufacturing park, Qingshan District, the Inner Mongolia Autonomous Region, China Applicant before: BAOTOU RESEARCH INSTITUTE College OF ENGINEERING PKU |
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RJ01 | Rejection of invention patent application after publication |
Application publication date: 20141119 |
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RJ01 | Rejection of invention patent application after publication |