魏涛,李正现,王启峰,谢成芬   

 潍柴动力股份有限公司技术中心;

    摘要：本文介绍了采用自制热电偶测量柴油机气缸套密封胶圈环槽温度的研究。研究采用电火花微孔钻孔设备,在气缸套密封胶圈环槽位置打盲孔,并焊接热电偶,引出连接线,在柴油机试验台架上进行温度测量。分析测量结果,为气缸套密封胶圈的选择提供依据。

    关键词： 柴油机;气缸套;胶圈;热电偶;温度测量

    Abstract：This paper studies on measurement of O-ring groove temperature of cylinder liner of the diesel engine with the thermocouple,which is to drill a small hole with electro spark in the groove of cylinder liner and weld a thermocouple and connect a lead so as to measure temperature by diesel engine bench test.The test results provide evidences for selection of appropriate cylinder liner O-ring.

     Keyword：Diesel Engine;Cylinder Liner;Groove;Temperature

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