【摘要】 文章使用试验模态分析对轿车车身进行了动刚度优化,提出了完整的试验方案,并对激振位置的优化、附加质量效应和修正预测的评判进行了讨论。更多还原

【Abstract】 The experimental modal analysis is used to improve dynamic stiffness of a white-body. A complete experiment scheme is introduced. Optimization of exciting positions, mass loading effect and evaluation of modification prediction is also discussed.更多还原