风电设备紧固件检测试验头的有限元分析与结构优化

Finite Element Analysis and Structural Optimization on the Fasteners Testing Head of Wind Power Equipment

针对风电设备检测紧固件试验头载状况和结构参数特点,运用有限元优化设计方法,建立了风电设备检测紧固件试验头承载的有限元分析模型,进行了静态分析,给出了紧固件试验头等位移云图,从而揭示影响风电设备检测紧固件试验头刚度的关键的结构参数,并对其重要设计参数进行了灵敏度分析。在此基础上,以珩磨头重量最小为目标,确定了重要设计参数的最优值,最终得到符合工程应用要求的风电设备检测紧固件试验头结构形状,为风电设备紧固件的检验检测优化设计提供有价值的理论参考。

Aiming at the overload conditions and characteristics of the structural parameters of the fasteners test head on thewind power equipments, the finite element analysis model of wind power equipment fastener testing head is established by u-sing the finite element optimization design method, and static analysis is conducted, then the displacement fringe of the fasten-er testing head is given to reveal the key structural parameters that affect the stiffness of wind power equipment fastener testinghead, and then the sensitivity analysis on its key design parameters is conducted. On this basis, with the target of minimizingthe honing head weight, the optimal value of the important design parameters are determined, and ultimately the structuralshape of fastener head in line with the test requirements engineering of the wind power equipment is obtained, thus it providesvaluable theoretical reference for the optimized design of wind power equipment fasteners inspection.