基于S变换解构的互感器电能自动计量装置设计

Design of automatic energy metering device for transformer based on S-transformation deconstruction

针对传统互感器电能自动计量装置计量时间过长,有效性低等问题,基于S变换解构设计了一种新的互感器电能自动计量装置。使用量子光学电流互感器与量子光学电压互感器设定互感模块,使用FT3的格式传输出去并且将单元合并,由同步功能模块、数据接受模块、数据处理模块、数据配置模块、数据组帧模块、以太网发送模块设定合并单元,通过合作单元获取基于SJCNIIH9913协议的数据包后,利用通信规定解析数据包,以此获得三相电压与三相电流的采样数值,实现自动计量。通过实例探讨装置的有效性,结果表明,所研究的基于S变换解构的互感器电能自动计量装置计量结果准确性高,完全可以胜任在智能电网或变电站中的电能计量任务。

Aiming at the problems of too long measuring time and low effectiveness of traditional transformer electric energy automatic metering device,a new transformer electric energy automatic metering device is designed based on S transform deconstruction.The quantum optical current transformer and the quantum optical voltage transformer are used to set the mutual inductance module.Through the optical soldering,the FT3 format is used to transmit and merge the cells.The synchronization function module,the data acceptance module,the data processing module,the data configuration module,the data framing module,the Ethernet transmission module setting and merging unit,after obtaining the data packet based on the SJCNIIH9913 protocol through the cooperation unit,parsing the data packet by using the communication specification,This obtains the sampled values of the three-phase voltage and the three-phase current for automatic metering.The effectiveness of the device is discussed by an example.The results show that the measured electrical energy metering device based on S-transformation is highly accurate and can be used for energy measurement tasks in smart grids or substations.