电子式互感器数字输出校验技术

针对电子式互感器与传统互感器的原理性差异和电子式互感器数字输出的新特点,分析了数字输出电子式互感器校验的基本原理,指出了其与传统互感器校验的区别并介绍了数字输出校验系统的构成.分析得出标准通道的信号变换、同步方法、校验算法和合并单元的数据帧捕获是数字量输出电子式互感器校验系统的关键技术.在此基础上,提出了电子式互感器在...

Calibration technology for electronic transformers with digital output

According to the working principle and features of electronic transformer with digital output,its calibration principle and difference from the traditional transformers are pointed out,and the structure of its calibration system is introduced. Analysis shows that the signal transform of standard channel, synchronization method,calibration algorithm and data frame capture of MU are the key technologies of its calibration system. The necessity of online calibration for electronic transformer with digital output is presented and the developed online calibration system is introduced in structural features and key technologies. Research shows that the online calibration system provides a feasible means to monitor the long-term running stability of electronic transformers.