· 单击Simulate > Suspension Analysis > Parallel Wheel Travel命令,双轮同向激振设置,如图1.36所示;
图1.36 双轮同向跳动
· Output Prefix:PT_1;
· Number of Steps:1000;
· Mode of Simulation:interactive;
· Vertical Setup Mode:Wheel Center;
· Bump Travel:50;
· Rebound Travel:-50;
· Travel Relative To:Wheel Center;
· Control Mode:Absolute;
· Coordinate System:Vehicle;
· 单击OK,完成柔性悬架在C模式下的仿真。
· 单击Adjust > Kinematic Toggle…命令,显示K/C特性切换,如图1.37所示;
图1.37 K/C模式
· 选择Kinematic运动模式;
· 单击OK,完成模式切换;
· 单击Simulate > Suspension Analysis > Parallel Wheel Travel命令,重复上述双轮同向跳动仿真,参数设置保持不变;
· Output Prefix:PT_K_1;
· Number of Steps:1000;
· Mode of Simulation:interactive;
· Vertical Setup Mode:Wheel Center;
· Bump Travel:50;
· Rebound Travel:-50;
· Travel Relative To:Wheel Center;
· Control Mode:Absolute;
· Coordinate System:Vehicle;
· 单击OK,完成柔性悬架在K模式下的仿真。
车轮同向跳动在K&C模式下仿真完成后,四轮参数定位参数计算结果,如图1.38—图1.41所示。
图1.38车轮外倾角
图1.39 主销后倾角
图1.40主销内倾角
图1.41 车轮前束角