Coupling in ANSYS is used to simulate rivet joints and element type is SHELL63.Experimental modal analysis confirmed that the FEM model is reliable.

• 在ANSYS中用耦合来模拟车架纵、横梁以及连接板之间的铆接,单元类型采用的是板壳单元SHELL63。车架有限元模型正确性通过实验得到了验证。