发动机大修后振动和性能降低原因分析与控制

The Reasons that Vibration and Performance Lower Analysis and Control after Engine Overhaul

发动机大修后造成整机振动和性能下降,原因是没有制定科学严格的修理规程.维修时要注意到平衡条件的改变和燃烧条件的改变.

Engine overhaul after caused vibration and performance lower. The reason is the absence of strict repair order. It should be noted that blance conditions change and combustion conditions change when the maintenance operation.