| 点火提前角对混合动力发动机起动工况HC排放的影响 |
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| 引用本文： | 周光伟,蔡忆昔,张彤,朱磊,李小华.点火提前角对混合动力发动机起动工况HC排放的影响[J].车用发动机,2008(6). |
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| 作者姓名： | 周光伟 蔡忆昔 张彤 朱磊 李小华 |
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| 作者单位： | 1. 江苏大学,汽车与交通工程学院,江苏,镇江,212013
2. 江苏大学,汽车与交通工程学院,江苏,镇江,212013;上海华普汽车有限公司,上海,201501 |
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| 基金项目： | 国家"八六三"计划节能与新能源汽车重大专项资助项目
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| 摘 要： | 分析了点火提前角的控制原理,通过试验研究了起动过程中不同冷却水温度下混合动力发动机点火提前角的修正对HC排放、催化剂起燃特性以及转化效率的影响规律,并对基于催化剂起燃特性的点火提前角修正值进行了重新标定。为混合动力发动机的控制和整车控制策略的制定奠定了基础。
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| 关 键 词： | 点火提前角 混合动力 催化剂 排放控制 |
Effects of the Spark Advance Angle on Hybrid Engine HC Emission During Start |
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| ZHOU Guang-wei,CAI Yi-xi,ZHANG Tong,ZHU Lei,LI Xiao-hua.Effects of the Spark Advance Angle on Hybrid Engine HC Emission During Start[J].Vehicle Engine,2008(6). |
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| Authors: | ZHOU Guang-wei CAI Yi-xi ZHANG Tong ZHU Lei LI Xiao-hua |
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| Abstract: | The control principle of spark advance angle was analyzed.The influences of modifying spark advance angle on HC emission,catalyst light-off characteristic and conversion efficiency under different cooling water temperature during hybrid engine starting process were researched.The modification value of spark advance angle based on the light-off characteristic of three-way catalytic converter was recalibrated.Accordingly,the hybrid engine control and the vehicle control strategy making were easy to realize. |
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| Keywords: | spark advance angle hybrid catalyst emission control |
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