悬架K&C特性试验报告

第1页共45页1.3轮跳试验方向盘锁紧，制动踏板压到最底，同轴两车轮同/反向垂直运动，并保证车轮所受纵向力、侧向力、回正力矩为零。1.3.1同向轮跳试验结果：悬架静刚度（N/mm）左前右前左后右后31.532.528.827.4前悬纵倾中心高度(mm)49.8后悬纵倾中心高度(mm)27.5前轴结果曲线：-80-60-40-20020406080010002000300040005000600070008000左侧轮心垂直位移(mm)左侧垂直力(N)RawData:[VPF.2]Fit:0.00171x3+0.0635x2+31.5x+4.96e+003-80-60-40-20020406080010002000300040005000600070008000右侧轮心垂直位移(mm)右侧垂直力(N)RawData:[VPF.2]Fit:0.000678x3+0.0493x2+32.5x+4.64e+003图1.3.1-1图1.3.1-2-80-60-40-20020406080-0.6-0.4-0.200.20.40.6左侧轮心垂直位移(mm)左侧转向角变化值(deg)RawData:[VPF.2]Fit:-1.34e-007x3-1.13e-005x2-0.00289x-0.000932-80-60-40-20020406080-0.6-0.4-0.200.20.40.6右侧轮心垂直位移(mm)右侧转向角变化值(deg)RawData:[VPF.2]Fit:-6.53e-008x3-4.36e-006x2-0.00251x-0.0397图1.3.1-3图1.3.1-4第2页共45页-80-60-40-20020406080-3-2-10123左侧轮心垂直位移(mm)左侧车轮外倾角变化量(deg)RawData:[VPF.2]Fit:-7.37e-011x3+8.98e-005x2-0.0152x-0.000508-80-60-40-20020406080-3-2-10123右侧轮心垂直位移(mm)右侧车轮外倾角变化量(deg)RawData:[VPF.2]Fit:-2.54e-009x3+9.21e-005x2-0.0174x-0.0106图1.3.1-5图1.3.1-6-80-60-40-20020406080-10-5051015左侧轮心垂直位移(mm)左侧轮心侧向位移(mm)RawData:[VPF.2]Fit:-8.08e-007x3+0.0012x2-0.0584x+0.0173-80-60-40-20020406080-10-5051015右侧轮心垂直位移(mm)右侧轮心侧向位移(mm)RawData:[VPF.2]Fit:-5.43e-007x3+0.00121x2-0.075x-0.0386图1.3.1-7图1.3.1-8-80-60-40-20020406080-10-5051015左侧轮心垂直位移(mm)左侧印迹中心侧向位移(mm)RawData:[VPF.2]Fit:-8.06e-007x3+0.00176x2-0.152x+0.0142-80-60-40-20020406080-10-5051015右侧轮心垂直位移(mm)右侧印迹中心侧向位移(mm)RawData:[VPF.2]Fit:-5.55e-007x3+0.00178x2-0.182x-0.104图1.3.1-9图1.3.1-10第3页共45页-80-60-40-20020406080-15-10-50510左侧轮心垂直位移(mm)左侧轮心纵向位移(mm)RawData:[VPF.2]Fit:-2.32e-006x3+1.65e-005x2+0.0419x+0.676-80-60-40-20020406080-15-10-50510右侧轮心垂直位移(mm)右侧轮心纵向位移(mm)RawData:[VPF.2]Fit:-1.74e-006x3+3.88e-005x2+0.0447x+0.443图1.3.1-11图1.3.1-12-80-60-40-20020406080-2.5-2-1.5-1-0.500.511.522.5左侧轮心垂直位移(mm)左侧车轮转动角变化量(deg)RawData:[VPF.2]Fit:-2.5e-007x3+2.74e-005x2+0.0109x+0.106-80-60-40-20020406080-2.5-2-1.5-1-0.500.511.522.5右侧轮心垂直位移(mm)右侧车轮转动角变化量(deg)RawData:[VPF.2]Fit:-7.51e-008x3+2.93e-005x2+0.0104x+0.0582图1.3.1-13图1.3.1-14-80-60-40-20020406080010002000300040005000600070008000左侧印迹中心垂直位移(mm)左侧垂直力(N)RawData:[VPF.2]Fit:0.00115x3+0.0479x2+27.9x+4.97e+003-80-60-40-20020406080010002000300040005000600070008000右侧印迹中心垂直位移(mm)右侧垂直力(N)RawData:[VPF.2]Fit:0.000487x3+0.0382x2+28.5x+4.64e+003图1.3.1-15图1.3.1-16第4页共45页-80-60-40-20020406080-10-5051015左侧印迹中心垂直位移(mm)左侧印迹中心侧向位移(mm)RawData:[VPF.2]Fit:-8.47e-007x3+0.00135x2-0.132x+0.000336-80-60-40-20020406080-10-5051015右侧印迹中心垂直位移(mm)右侧印迹中心侧向位移(mm)RawData:[VPF.2]Fit:-3.04e-007x3+0.00136x2-0.159x-0.124图1.3.1-17图1.3.1-18-80-60-40-20020406080-15-10-50510左侧印迹中心垂直位移(mm)左侧印迹中心纵向位移(mm)RawData:[VPF.2]Fit:-1.64e-006x3+4.75e-006x2+0.0362x+0.682-80-60-40-20020406080-15-10-50510右侧印迹中心垂直位移(mm)右侧印迹中心纵向位移(mm)RawData:[VPF.2]Fit:-1.32e-006x3+1.06e-005x2+0.041x+0.456图1.3.1-19图1.3.1-20-15-10-505101520010002000300040005000600070008000左侧轮胎垂直位移(mm)左侧垂直力(N)RawData:[VPF.2]Fit:0.0194x3+0.468x2+241x+4.92e+003-15-10-505101520010002000300040005000600070008000右侧轮胎垂直位移(mm)右侧垂直力(N)RawData:[VPF.2]Fit:0.00798x3+1.3x2+235x+4.59e+003图1.3.1-21图1.3.1-22第5页共45页-100-50050100-200-150-100-50050100左侧印迹中心垂直位移(mm)左侧纵倾中心高度(mm)RawData:[VPF.2]Fit:-1.25e-005x3-0.00432x2+0.143x+48.7-100-50050100-200-150-100-50050100右侧印迹中心垂直位移(mm)右侧纵倾中心高度(mm)RawData:[VPF.2]Fit:-2.93e-005x3-0.00408x2+0.199x+51.2图1.3.1-23图1.3.1-24后轴结果曲线：-80-60-40-20020406080010002000300040005000600070008000左侧轮心垂直位移(mm)左侧垂直力(N)RawData:[VPR.4]Fit:0.00245x3+0.0583x2+28.8x+4.22e+003-80-60-40-20020406080010002000300040005000600070008000右侧轮心垂直位移(mm)右侧垂直力(N)RawData:[VPR.4]Fit:-0.0021x3-0.134x2+27.4x+4.14e+003图1.3.1-25图1.3.1-26-80-60-40-20020406080-0.6-0.4-0.200.20.40.6左侧轮心垂直位移(mm)左侧转向角变化值(deg)RawData:[VPR.4]Fit:-3.9e-007x3-1.22e-006x2+0.00334x+0.0163-80-60-40-20020406080-0.6-0.4-0.200.20.40.6右侧轮心垂直位移(mm)右侧转向角变化值(deg)RawData:[VPR.4]Fit:-6.63e-008x3-3.78e-005x2+0.00479x-0.00679图1.3.1-27图1.3.1-28第6页共45页-80-60-40-20020406080-3-2-10123左侧轮心垂直位移(mm)左侧车轮外倾角变化量(deg)RawData:[VPR.4]Fit:-1.98e-008x3-0.0001x2-0.0249x-0.0116-80-60-40-20020406080-3-2-10123右侧轮心垂直位移(mm)右侧车轮外倾角变化量(deg)RawData:[VPR.4]Fit:1.02e-008x3-9.49e-005x2-0.0261x-0.0291图1.3.1-29图1.3.1-30-80-60-40-20020406080-10-5051015左侧轮心垂直位移(mm)左侧轮心侧向位移(mm)RawData:[VPR.4]Fit:-2.52e-008x3+0.00153x2+0.0362x-0.0132-80-60-40-20020406080-10-5051015右侧轮心垂直位移(mm)右侧轮心侧向位移(mm)RawData:[VPR.4]Fit:-1.43e-006x3+0.00168x2+0.0556x+0.0718图1.3.1-31图1.3.1-32-80-60-40-20020406080-10-5051015左侧轮心垂直位移(mm)左侧印迹中心侧向位移(mm)RawData:[VPR.4]Fit:-1.39e-007x3+0.000918x2-0.115x-0.0835-80-60-40-20020406080-10-5051015右侧轮心垂直位移(mm)右侧印迹中心侧向位移(mm)RawData:[VPR.4]Fit:-1.34e-006x3+0.0011x2-0.105x-0.107图1.3.1-33图1.3.1-34第7页共45页-80-60-40-20020406080-15-10-50510左侧轮心垂直位移(mm)左侧轮心纵向位移(mm)RawData:[VPR.4]Fit:-2.86e-007x3+0.000728x2-0.161x-0.189-80-60-40-20020406080-15-10-50510右侧轮心垂直位移(mm)右侧轮心纵向位移(mm)RawData:[VPR.4]Fit:-4.99e-007x3+0.000757x2-0.151x-0.244图1.3.1-35图1.3.1-36-80-60-40-20020406080-2.5-2-1.5-1-0.500.511.522.5左侧轮心垂直位移(mm)左侧车轮转动角变化量(deg)RawData:[VPR.4]Fit:1.19e-007x3-8.1e-005x2-0.0164x-0.0485-80-60-40-20020406080-2.5-2-1.5-1-0.500.511.522.5右侧轮心垂直位移(mm)右侧车轮转动角变