CN103375287B - 天然气发动机的空燃比学习方法 - Google Patents
天然气发动机的空燃比学习方法 Download PDFInfo
- Publication number
- CN103375287B CN103375287B CN201210115692.5A CN201210115692A CN103375287B CN 103375287 B CN103375287 B CN 103375287B CN 201210115692 A CN201210115692 A CN 201210115692A CN 103375287 B CN103375287 B CN 103375287B
- Authority
- CN
- China
- Prior art keywords
- natural gas
- gas engine
- fuel ratio
- air fuel
- value
- 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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Links
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 title claims abstract description 266
- 239000003345 natural gas Substances 0.000 title claims abstract description 133
- 239000000446 fuel Substances 0.000 title claims abstract description 96
- 238000000034 method Methods 0.000 title claims abstract description 54
- 239000007789 gas Substances 0.000 claims abstract description 67
- 239000011435 rock Substances 0.000 claims abstract description 60
- 238000012937 correction Methods 0.000 claims abstract description 58
- 230000004048 modification Effects 0.000 claims abstract description 31
- 238000012986 modification Methods 0.000 claims abstract description 31
- 230000008859 change Effects 0.000 claims abstract description 14
- 230000008569 process Effects 0.000 claims abstract description 14
- 239000002826 coolant Substances 0.000 claims description 3
- 230000009467 reduction Effects 0.000 abstract description 5
- 230000006399 behavior Effects 0.000 abstract description 4
- 238000002347 injection Methods 0.000 description 6
- 239000007924 injection Substances 0.000 description 6
- 238000006243 chemical reaction Methods 0.000 description 4
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 3
- 239000001301 oxygen Substances 0.000 description 3
- 229910052760 oxygen Inorganic materials 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 239000000567 combustion gas Substances 0.000 description 2
- 238000002485 combustion reaction Methods 0.000 description 2
- 238000012935 Averaging Methods 0.000 description 1
- 239000000110 cooling liquid Substances 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
Classifications
-
- 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
- Y02T10/30—Use of alternative fuels, e.g. biofuels
Landscapes
- Electrical Control Of Air Or Fuel Supplied To Internal-Combustion Engine (AREA)
- Combined Controls Of Internal Combustion Engines (AREA)
- Output Control And Ontrol Of Special Type Engine (AREA)
Abstract
Description
Claims (11)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201210115692.5A CN103375287B (zh) | 2012-04-19 | 2012-04-19 | 天然气发动机的空燃比学习方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201210115692.5A CN103375287B (zh) | 2012-04-19 | 2012-04-19 | 天然气发动机的空燃比学习方法 |
Publications (2)
Publication Number | Publication Date |
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CN103375287A CN103375287A (zh) | 2013-10-30 |
CN103375287B true CN103375287B (zh) | 2016-01-13 |
Family
ID=49460983
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201210115692.5A Active CN103375287B (zh) | 2012-04-19 | 2012-04-19 | 天然气发动机的空燃比学习方法 |
Country Status (1)
Country | Link |
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CN (1) | CN103375287B (zh) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
SE540143C2 (en) * | 2016-03-23 | 2018-04-10 | Scania Cv Ab | A method and a system for determining the specific gas constant and the stoichiometric air fuel ratio of a fuel gas for a gas engine |
CN107023413B (zh) * | 2017-04-13 | 2023-02-28 | 东风商用车有限公司 | 一种天然气发动机气质自学习装置及其使用方法 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH07233763A (ja) * | 1994-02-22 | 1995-09-05 | Fuji Heavy Ind Ltd | 空燃比制御方法 |
CN1963172A (zh) * | 2005-11-11 | 2007-05-16 | 珠海市绿能达科技有限公司 | 液化天然气公交车多点顺序喷射电控装置 |
KR100897095B1 (ko) * | 2007-12-17 | 2009-05-14 | 현대자동차주식회사 | 엘피아이 시스템에서의 연료 누설 감지 및 차단 방법 |
CN101761403A (zh) * | 2010-03-04 | 2010-06-30 | 霸州市华威发动机技术有限公司 | 双燃料发动机燃气供给的控制方法和装置 |
CN201982190U (zh) * | 2011-03-24 | 2011-09-21 | 温州市气动元件厂 | 燃气发动机点火喷射控制装置 |
-
2012
- 2012-04-19 CN CN201210115692.5A patent/CN103375287B/zh active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH07233763A (ja) * | 1994-02-22 | 1995-09-05 | Fuji Heavy Ind Ltd | 空燃比制御方法 |
CN1963172A (zh) * | 2005-11-11 | 2007-05-16 | 珠海市绿能达科技有限公司 | 液化天然气公交车多点顺序喷射电控装置 |
KR100897095B1 (ko) * | 2007-12-17 | 2009-05-14 | 현대자동차주식회사 | 엘피아이 시스템에서의 연료 누설 감지 및 차단 방법 |
CN101761403A (zh) * | 2010-03-04 | 2010-06-30 | 霸州市华威发动机技术有限公司 | 双燃料发动机燃气供给的控制方法和装置 |
CN201982190U (zh) * | 2011-03-24 | 2011-09-21 | 温州市气动元件厂 | 燃气发动机点火喷射控制装置 |
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Publication number | Publication date |
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CN103375287A (zh) | 2013-10-30 |
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C41 | Transfer of patent application or patent right or utility model | ||
TA01 | Transfer of patent application right |
Effective date of registration: 20151203 Address after: 100083 room 106-5, C building, Tsinghua University, Tsinghua University, Haidian District, Beijing Applicant after: Beijing Yikang Taike Auto Electronic Co., Ltd. Address before: 130012 No. 1555, Jiayuan Road, hi tech Development Zone, Jilin, Changchun Applicant before: Yu Shuhuai Applicant before: Zhang Hongtao Applicant before: Song Huiguang Applicant before: Sun Chao Applicant before: Huang Longhui Applicant before: Wang Peng Applicant before: Feng Tao Applicant before: Wang Qi Applicant before: Zhang Jiqiang Applicant before: Yao Guochao Applicant before: Huang Jianye |
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C14 | Grant of patent or utility model | ||
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CP03 | Change of name, title or address | ||
CP03 | Change of name, title or address |
Address after: 226000 room 8150, building 10, Yun yuan, 33 Xin Kang Road, Gangzha District, Nantong, Jiangsu. Patentee after: Jiangsu easy Kangtai Automotive Electronics Co., Ltd. Address before: 100083 room 106-5, C building, Tsinghua University, Tsinghua University, Haidian District, Beijing Patentee before: Beijing Yikang Taike Auto Electronic Co., Ltd. |
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CP03 | Change of name, title or address | ||
CP03 | Change of name, title or address |
Address after: No.88 Xinning Road, Chongchuan District, Nantong City, Jiangsu Province 226001 Patentee after: Jiangsu aoyikesi Automobile Electronics Co.,Ltd. Address before: 226000 room 8150, building 10, Yun yuan, 33 Xin Kang Road, Gangzha District, Nantong, Jiangsu. Patentee before: Jiangsu easy Kangtai Automotive Electronics Co.,Ltd. |
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CP01 | Change in the name or title of a patent holder | ||
CP01 | Change in the name or title of a patent holder |
Address after: 226001 No.88 Xinning Road, Chongchuan District, Nantong City, Jiangsu Province Patentee after: Jiangsu aoyikesi Automotive Electronic Technology Co.,Ltd. Address before: 226001 No.88 Xinning Road, Chongchuan District, Nantong City, Jiangsu Province Patentee before: Jiangsu aoyikesi Automobile Electronics Co.,Ltd. |