A finite element model for double wishbone suspension with twirl torsion bar of a 5-axle heavy truck is established and a simulation is conducted, including the analyses on static stiffness and strength characteristics of the suspension.

• 摘要建立了某五轴载货汽车双扭杆双横臂悬架有限元模型，对各零部件之间连接关系进行模拟，在此基础上，对模型静态刚度和强度特性进行分析。