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本文在介绍排气门座下陷故障情况和气缸盖结构的基础上,对该故障的产生原因及下陷机理进行了分析,并介绍了该故障的监测方法及GE公司为解决该故障新研制试验的气缸盖在大连机务段装车试验的情况。
Based on the introduction of the subsidence of the exhaust valve seat and the structure of the cylinder head, this paper analyzes the causes of the failure and the mechanism of the subsidence, and introduces the monitoring method of the failure and the newly developed test by GE to solve the problem Cylinder head loading locomotive test in Dalian.