电子式电流互感器的误差及在线试验分析

Error and On-Line Test Analysis of Electronic Current Transformer

电子式电流互感器具有传统电磁式互感器不具备的优势,但由于其电子设备较多,运行过程中可能误差较高。因此要充分分析误差的影响因素及影响规律,以此为基础建立电子式互感器试验平台,通过对温度特性、负荷特性及稳定性特性等在线试验结果分析,从而为推动电子式电流互感器的发展提供有效数据支撑。

Electronic current transformers have advantages that traditional electromagnetic transformers do not have.However,due to the large number of electronic equipment,the error may be high during use.Therefore,it is necessary to fully analyze the influencing factors and influencing rules of error.Based on this,the test platform of electronic transformer is built.According to the temperature characteristics,load characteristics and stability characteristics of the online test results analysis,it provides effective data support for promoting the development of electronic current transformer.