影响发动机充气效率的因素及提高方案  

Factors Affecting the Efficiency of Engine Inflation and the Improvement Scheme

作　　者：樊伟 Fan Wei(Xuchang Electric Vocational College,Henan Xuchang 461000)

机构地区：[1]许昌电气职业学院,河南许昌461000

出　　处：《汽车实用技术》2021年第9期231-233,共3页Automobile Applied Technology

摘　　要：对于汽车而言,发动机是核心内容,为汽车运转提供动力,而充气效率对发动机性能有着直接影响,所以提高充气效率可以提高汽车质量。对此文章介绍了发动机换气原理,对其充气影响因素进行分析,发现进气终了压力、终了温度、温度和残留废气压力影响对其有着较大影响,并提出控制进气体系流动损失、控制新空气热传导等策略,希望能够为相关人员提供参考。For automobile,engine is the core content,which provides power for automobile operation,and aeration efficiency has direct influence on engine performance,so improving aeration efficiency can promote automobile development.This paper introduces the principle of engine air exchange,analyzes the influencing factors of its aeration,finds that the influence of inlet end pressure,end temperature,temperature and residual exhaust gas pressure has a great influence on it,and puts forward some strategies such as controlling the flow loss of intake system and controlling the new air heat conduction.

关 键 词：发动机充气效率 影响因素 提高方案 

分 类 号：U464[机械工程—车辆工程]