no-load test

Among them, no-load test and stall test are the most important.

其中最为重要的当属空载试验和堵转试验。

Testing Method with Microcomputer for No-load Test of Transformer

变压器空载试验微机化测试方法

Data Acquisition and Process System of Virtual Instrument on Asynchronous Motor's No-load Test

异步电机空载试验的虚拟仪器采集处理系统

Temperature data in transformer core during heating up under no-load test are analysed, and mathematical model for temperature rise curves at some test points established, thermal time constant in its expression assumed as a linear function of time.

分析了变压器空载试验时铁心温升过程的温度数据，得出试验点温升曲线的数学模型，其表达式中热时间常数为时间的一次函数，而试验点的极限温升可直接求出。

The system is used to test the motor including resistance test, temperature rise test, locked-rotor test, no-load test, load test and M-S curve test.

用于完成电动机的各种型式试验，包括电阻试验、温升试验、堵转试验、空载试验、负载试验和M&S试验。

Taking the error occurring in no-load test of three phase AC traction motor in our company as example, analyzing with symmetrical components method, the main cause of error-three phase non-symmetry and corresponding solutions were given in this paper.

根据本公司轨道交通用三相异步电动机在空载试验时所出现的误差，用对称分量法进行分析，找出电源的三相不对称是三相异步电动机空载试验时产生误差的主要原因，并给出了相应对策。