带有环境仿真的旋转式转向测试台

这款动力转向测试台适合在扭矩要求高达 200 Nm 的情况下进行发布测试和针对整个开发周期测试。为了精确地仿真驾驶员和路况,负载电动机在位置模式或扭矩模式下进行驱动。集成气候箱能让开发人员在实验室中模拟真实的环境影响。


功能:


  • 用作转向测试台,适合测试转向柱上带有伺服电机的机电助力转向系统 (C-EPS)
  • 同步电机:用于仿真路面作用力所产生、作用在转向柱上的扭矩
  • 用于仿真传动扭矩和方向盘位置的同步电机
  • 无缝集成到 ASM 车辆动力学模型,为虚拟试驾做好准备
  • 由 HIL 仿真器控制的环境仿真:
    • 外部 AC 装置
    • 不锈钢 AC 外壳 (-40 °C ~120 °C)
  • 尺寸:4.0 m x 1.5 m x 1.8 m(约 13.2 x 4.9 x 5.9 ft)
  • 重量:约 900 kg(约 1984 lb)
  • 连接负载:12 kW(不带 AC 单元的转向测试台)

参考:


  • 为德国供应商完成的“交钥匙”项目

负载电机:

Motor Characteristics
Motor Synchronous motor without transmission
Motor encoder HIPERFACE® motor feedback-system
Servo amplifier LTI Servo One
Control strategy torque Forward control (motor current)
Control strategy position Cascade control with subsidiary speed and torque control
Maximum continuous torque [Nm] 175
Maximum displacement [deg] Unlimited
Maximum speed [rpm] 1500

 

Steady State Control Accuracy
Torque [Nm] ±1 (depends on device under test and torque transducer)
Position [deg] ±0.01

 

Torque Sensor Characteristics
Measurement range [Nm] ±200
Accuracy [Nm] ±0.5

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