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预热对电控喷射甲醇发动机冷起动着火特性的影响
引用本文:宫长明,邓宝清,王舒,于晓璐,高青,刘巽俊.预热对电控喷射甲醇发动机冷起动着火特性的影响[J].吉林大学学报(工学版),2008,38(5):1029-1033.
作者姓名:宫长明  邓宝清  王舒  于晓璐  高青  刘巽俊
作者单位:1. 吉林大学,汽车工程学院,长春,130022
2. 重庆汽车研究所,重庆,400039;车辆排放与节能重庆市市级重点实验室,重庆,400039
3. 车辆排放与节能重庆市市级重点实验室,重庆,400039
基金项目:国家自然科学基金,吉林省科技发展计划
摘    要:针对电控喷射点燃式甲醇发动机低温起动困难的问题,研究了进气预热、燃油预热和电热塞预热几种辅助预热方式对点燃式甲醇发动机冷起动着火特性的影响,并对几种预热效果进行了评价。研究结果表明,进气预热和燃油预热均不能保证甲醇发动机冷起动可靠着火,采用电热塞预热可保证甲醇发动机低温下可靠起动。

关 键 词:动力机械工程  电控喷射  甲醇发动机  冷起动  预热  着火特性
收稿时间:2007-06-18

Effect of preheating on firing behavior of an electronically controlled injection methanol engine during cold start
GONG Chang-ming,DENG Bao-qing,WANG Shu,YU Xiao-lu,GAO Qing,LIU Xun-jun.Effect of preheating on firing behavior of an electronically controlled injection methanol engine during cold start[J].Journal of Jilin University:Eng and Technol Ed,2008,38(5):1029-1033.
Authors:GONG Chang-ming  DENG Bao-qing  WANG Shu  YU Xiao-lu  GAO Qing  LIU Xun-jun
Affiliation:1.College of Automotive Engineering;Jilin University;Changchun 130022;China;2.Chongqing Automotive Research Institute;Chongqing 400039;3.Chongqing City Key Laboratory of Vehicle Emission and Energy;China
Abstract:To overcome the difficulty of the cold start in the electronically controlled injection spark-ignition methanol engine at low ambient temperatures,the effects of several auxiliary heating measures,including the intake air preheating,the fuel preheating,and the glow-plug preheating on the firing behavior of the engine were investigated experimentally and then the results were evaluated.The results show that both the intake air preheating and the fuel preheating can not assure the reliable firing of the metha...
Keywords:power machinery and engineering  electronically controlled injection  methanol engine  cold  start  preheating  firing behavior
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