DF_(7C)型机车膨胀水箱中冷水位下降的故障处理与改进措施

Fault handling and improvement measure of DF_(7C) locomotive expansion tank water level's decline

通过对一起DF7C型机车膨胀水箱中冷水位下降故障的处理和分析,提出了将膨胀水箱高温、中冷侧连通阀置于常开位的改进措施。

Through handling and analyzing a fault of DF7C locomotive expansion tank water level's decline,the paper proposes improvement measure of letting expansion tank's communication valve high temperature between high temperature and intercooling side.