裂纹对往复压缩机曲轴模态影响分析  

Influence of Cracks on Modal Analysis of Reciprocating Compressor Crankshaft

作　　者：程寿国[1] CHENG Shou-guo(Department of Mechanical and Electrical Engineering,Jiangyin Polytechnic College,Jiangyin 214405,China)

机构地区：[1]江阴职业技术学院机电工程系,江阴214405

出　　处：《内燃机与配件》2021年第17期54-55,共2页Internal Combustion Engine & Parts

基　　金：江苏高校青蓝工程资助(苏教师[2019]3号);江苏省高等学校自然科学研究面上项目(No:20KJB530008)。

摘　　要：为了研究裂纹对往复压缩机曲轴的影响,分别对有裂纹曲轴和无裂纹曲轴进行了有限元分析,经仿真计算求得有无裂纹两种情况下的曲轴模态频率、变形和应力值,研究结果和研究方法可以为往复压缩机的故障诊断和在线状态监测提供参考。In order to study the influence of cracks on the crankshaft of reciprocating compressor,finite element analysis was carried out on the crankshaft with cracks and the crankshaft without cracks.The modal frequency,deformation and stress values of the crankshaft with and without cracks were obtained by simulation calculation.The research results and methods can provide reference for fault diagnosis and on-line condition monitoring of reciprocating compressor.

关 键 词：裂纹 往复压缩机 曲轴 模态分析 

分 类 号：TB652[一般工业技术—制冷工程]