M992 friction torque measuring meter is improved by using a computer. Data collection, modular transformation, calculation of mean and max value, motor-control, programing, data treatment, display and printing can all...M992 friction torque measuring meter is improved by using a computer. Data collection, modular transformation, calculation of mean and max value, motor-control, programing, data treatment, display and printing can all be completed in measuring process. Its working principle, signal treatment and circuit improvement are presented in this paper.展开更多
文摘M992 friction torque measuring meter is improved by using a computer. Data collection, modular transformation, calculation of mean and max value, motor-control, programing, data treatment, display and printing can all be completed in measuring process. Its working principle, signal treatment and circuit improvement are presented in this paper.
文摘针对电助力自行车的动态力矩测量,设计一种基于穿隧磁阻(Tunneling Magneto Resistive,TMR)的一维力/力矩的检测系统以及一种无线数能同传系统,用于测量人体在骑行过程中,施加在中轴上的力矩,并实现力矩传感器信号的多级放大以及信号采集软件和硬件的设计。应用控制器局域网络(Controller Area Network,CAN)总线接口与外部上层控制器通信,实时计算和传递电助力自行车骑行过程中的力矩信号。实验结果证明,该传感系统能够完成脚底踩踏力矩信息的实时采集、计算与通信。