文章详细信息 关键词: 内燃机;零部件;模态计算;有限元法 [gap=439]Keywords: internal combustion engine; parts and components; modal calculation; FE method
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本文提出了一种计及流体与结构相互作用时船体结构模态计算的方法。
The paper presents a method for calculating the modes of ship structure in water, in which the fluid-structure interaction is taken into account.
对弹性轮对进行了应力、变形和模态计算分析,并与刚性轮对的结果相比较。
Stresses, deformations and modalities of the resilient wheelset are analyzed. The calculative results are compared with those of the rigid wheelset.
本文利用有限元模态计算的结果,进行模态测试前的测点和激励点的优化研究。
Using the results of FE modal calculation, optimization of exciting and measuring positions have been carried out before the modal test.
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