奥迪缸内直喷燃油系统的控制原理及检修  

Control Principle and Maintenance of Direct Injection Fuel System in Audi Cylinder

作　　者：叶鹏[1] Ye Peng

机构地区：[1]长春汽车工业高等专科学校,吉林省长春市130013

出　　处：《时代汽车》2020年第13期173-174,共2页Auto Time

摘　　要：在本研究中针对奥迪缸内直喷燃油系统的具体工作原理进行分析,阐述了缸内直喷系统的结构设计,包括燃油泵的控制单元,电动燃油泵,带燃油压力调节阀,高压燃油泵,低压燃油压力传感器,高压燃油压力传感器,高压喷射阀,限压阀等相关结构设计,并阐述了缸内直喷燃油系统的检修工作,包括针对低压系统燃油泵检修和缸内直喷高压系统的相关检修,以具体的故障案例进行探究以提出维修注意事项。In this study,the specific working principle of the in-cylinder direct injection fuel system is analyzed,and the structural design of the in-cylinder direct injection fuel system is described,including the control unit of the fuel pump,the electric fuel pump,the fuel pressure regulating valve,high pressure fuel pump,low-pressure fuel pressure sensor,high-pressure fuel pressure sensor,high-pressure injection valve,pressure-limiting valve and other related structural designs.The article also describes the maintenance work of the in-cylinder direct injection fuel system,including the maintenance of the low-pressure system fuel pump and the in-cylinder direct injection high-pressure system,and the relevant overhauls are explored with specific failure cases so as to propose maintenance precautions.

关 键 词：缸内直喷燃油系统 故障 检修 原理 

分 类 号：TK4[动力工程及工程热物理—动力机械及工程]