This paper presents the principle and hardware structure to measure torque-speed characteristic of induction motor,including circuit for flux modulating,electrical resistance circuit,speed signal processing circuit etc.
论述了直流测功机自动测定感应电动机转矩-转速特性的原理及系统结构。
Aiming at measurement of the torque-speed characteristics, which is an important item of induction motor measurement, principle of DC electrical dynamometer was studied in this paper, and an automatic measurement based on DSP was designed.
针对这种情况,本文以感应电动机性能测试中最重要的一个测试项目——转矩-转速特性测试为目的,对直流电力测功机原理等相关内容进行了研究,并最终设计了一种基于数字信号处理芯片的直流电力测功机自动测试系统。
In this paper the moment versus rotational speed characteristic and the following characteristic of rotational speed about the variable freguency speed regulating system were discussed.
对交流变频调速系统的转速转矩特性和转速跟踪特性进行了较为系统的试验研究。