The finite element model of the free vibration for the rigidsuspension catenary and pantograph is set up.
建立刚性悬挂接触网的自由振动有限元模型,计算其固有频率和振型。
2
Basically there are just four types of structures that can be used to bridge a stream or other obstacle: rigid beams, cantilevers, arches, and suspension systems.
基本上仅有四种结构能够用作在水流或障碍物上架桥:钢梁、悬臂结构、拱结构和悬索体系。
3
The ANSYS software is used to carry out the mode analyzing calculation and obtain the inherent frequency of the overhead rigidsuspension catenary.