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Kinematic Motion Analysis and Structural Analysis of Bellcrank Structures Using FEM
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作者 Byeong-Sam Kim Kyoungwoo Park 《Journal of Software Engineering and Applications》 2013年第7期49-55,共7页
The results of kinematic motion analysis were used for the structural analysis based on data that the load applied to each part. The problem of the fatigue strength estimation of materials or components containing nat... The results of kinematic motion analysis were used for the structural analysis based on data that the load applied to each part. The problem of the fatigue strength estimation of materials or components containing natural defects, inclusions or in homogeneities is of great importance for both a scientifically or industrial point of view. Fatigue behavior in components is often affected by the presence of residual stresses introduced by processes such as actuator system. Analysis can provide the estimation of the crack growth curves with sufficient accuracy, even in case of complicated bell crank structures which are crucial for preserving aileron integrity and which participate in transfer of load. Probability of crack detection or any other damage detection is a result of many factors. An endurance life prediction of bell crank is used finite element analyses. Endurance test data for slim test specimens were compared with the predicted fatigue life for verification. 展开更多
关键词 KINEMATIC Motion ANALYSIS FATIGUE Life ANALYSIS FEM bell crank system Structural ANALYSIS
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PW4000发动机2.5级放气系统故障分析 被引量:2
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作者 余刚 《航空维修与工程》 2016年第7期85-87,共3页
介绍了PW4000发动机2.5放气系统的构成、工作原理及常见故障,针对一起机械连接失效导致的喘振故障进行分析并寻找故障根源,为故障判断和该型发动机的工程管理提供了参考。
关键词 PW4000 放气系统 放气活门曲柄 放气活门曲柄连接销 发动机喘振 探测
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