汽车发动机低摩擦技术研究进展

Research Progress on Low Friction Technologies for Automotive Engines

为了满足未来汽车日益苛刻的燃油经济性和二氧化碳排放法规要求,低摩擦技术持续承担内燃机节能重要指标。本文针对国内外乘用车发动机低摩擦技术研究进展进行了系统总结,包括发动机机械摩擦损失分布、各系统摩擦影响因素与降摩擦潜力分析、关键零部件减摩优化措施与应用效果等,为汽车发动机低碳节能技术创新提供参考。

In order to meet more demanding of fuel consumption and CO2 emissions, reducing engine friction continues to play a major role in significantly improving energy efficiency for future automotive. In this paper, the research process of low friction technologies for passenger car engine is summarized, including the engine mechanical friction loss distribution, the friction influence factors and friction reduction potential of major engine assemblies, and the friction optimization measures and application benefits for key components, et al. providing references for technology innovation of low carbon of automotive engines.