EA888发动机进气管积碳原因分析及应对措施  

Cause Analysis and Countermeasure of Carbon Deposition in EA888 Engine Intake Pipe

作　　者：林素敏[1] 吕秋硕[1] Lin Sumin;Lv Qiushuo(Yangling Vocational and Technical College,Shaanxi Yangling 712100)

机构地区：[1]杨凌职业技术学院,陕西杨凌712100

出　　处：《汽车实用技术》2019年第10期125-126,共2页Automobile Applied Technology

摘　　要：针对EA888发动机存在进气管积碳的故障现象进行了全面分析,查找故障原因,分析故障形成特点。根据大量维修经验,提出了减少进气管积碳的改进措施,例如对发动机油气分离器进行技术改进,或者加装外置油气分离器等,尽量减少机油进入进气歧管,保证发动机工作可靠,延长发动机的使用寿命。Aiming at the problem of carbon deposition in the intake pipe of EA888 engine, this paper makes a comprehensive analysis, finds out the causes of the fault and analyses the characteristics of the fault. Based on a lot of maintenance experience, some improvement measures are put forward to reduce carbon deposit in intake manifold, such as technical improvement of engine oil-gas separator or installation of external oil-gas separator, to minimize oil entering intake manifold, to ensure the reliability of engine operation and to prolong the service life of engine.

关 键 词：EA888发动机 进气管积碳 故障原因 改进措施 

分 类 号：U464[机械工程—车辆工程]