高压共轨柴油机起动困难的故障诊断与排除

On the Diagnosis and Removal of Starting Trouble of the High Pressure Common Rail Diesel

针对高压共轨电控柴油机喷射系统的特点,分析了柴油机起动过程中机械部分、电控系统、低压电路、高压电路常见故障的原因及排除方法。

According to the characteristics of fuel injection system of the high-pressure common rail of the electric-controlled diesel engine,the author analyzes the cause of the failure and elimination method in mechanical parts,in electric-controlled system,in the low voltage circuit and in the high voltage circuit in Diesel engine starting process.