【摘要】 通过试验数据说明电流互感器铁芯中剩磁对其误差和电能计量的影响,以及进行电流互感器现场校验的困难。由此,介绍了一种既能减少剩磁影响又可现场自校的新型电流互感器。更多还原

【Abstract】 It introduces a new type of current transformer, which can reduce the error in electric energy metering and the residual magnetism of current transformer core. It can slef - check the accuracy on site. Through test data, this article clarifies that how the residual magnetism affects the accuracy in electric energy metering.更多还原