variable torque

Variable resistors on controller board are used to simulate engine speed and torque, button switch is used to simulate vehicle key.

控制板上利用电位器模拟发动机转速、扭矩，用按钮开关模拟车辆钥匙开关状态。

In structure Realize sharing the same variable speed transmission chain between the torque load dynamometer and reaction torque load drive motor, and through the electromagnetic clutch realize transmission line switch, using the intermediate transmission link effectively, make whole structure simple and reliable.

在结构上实现了扭矩加载测功机与反扭矩加载驱动电机共用同一变速传动链，并通过电磁离合器实现传动路线的切换，有效地利用了中间传动环节，使整体结构简单可靠。

Design of variable structure speed controller of direct torque control

变结构速度控制器设计

To reduce the absorbing torque interference of eddy current dynamometer cased by variable rotating speed, the decoupling control project of compensation torque is put forward, which compensation torque is determined by the feedback and prediction of vehicle speed on testing conditions.

为降低转速变化对电涡流测功器吸收扭矩控制的影响，提出了测试工况扭矩车速反馈预测补偿解耦控制方案。

The Research of Variable Frequency Speed Regulate Technology Based on Three Level Direct Torque Control

三电平直接转矩控制变频调整技术的研究