仪器使电流比较仪处于零磁通工作状态,再利用互感器校验仪的测差原理测试被检电流互感器的误差,从而使互感器校验仪具有比较仪检定功能。
In this instrument the current comparer is set to zero magnetic flux, then the instrument transformer calibrator with the theory of measurement can measure the error of the current transformer.
介绍了一种新型的虚拟互感器校验仪,它采用相位差校正法解决了校验电子式互感器的问题。
A new virtual calibrator for instrument transformer is presented. A phase difference correction method is applicable to correct electronic instrument transformer.
在研究分析了多种互感器校验仪的基础上,论述了三种互感器校验仪测差电路,并对其原理和特点进行了分析。
Based on the principle analysis of various transformer calibrators, this paper discusses three kinds of difference measuring circuits for the calibrator.
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