基于虚拟仪器的变频调速电机电参数的测试

Measurement of electric parameters for variable-frequency and variable-speed motor based on virtual instrument

介绍了基于虚拟仪器对变频调速电机参数测试系统 ,给出了硬件设计方法、软件模块构成。提出了几种提高测试准确度的方法及其实现措施。它与传统测试方法比较 ,具有硬件简单、软件应用灵活。

The system which is used to measure the electric parameters of variable frequency and variable-speed motor using virtual instrument is introduced.The hardware and solfware are described.The methods of increase measureing accuracy are introduced in detail.Compared with old methods,it has manyadvantages,such as,flexibe application of solfware,high accuracy of measuring,simple cuicirt of hardware.