电能表用蓝牙微型断路器自动配对技术研究  

Research on Automatic Pairing Technology of Bluetooth Miniature Circuit Breaker for Electric Energy Meter

作　　者：熊德智 肖宇 张保亮 熊素琴 XIONG De-zhi;XIAO Yu;ZHANG Bao-liang;XIONG Su-qin(Hunan Province Key Laboratory of Intelligent Electrical Measurement and Application Technology(State Grid Hunan Electric Power Limited Company Power Supply Service Center(Metrology Center)),Changsha 410004,China;College of Electrical and Information Engineering,Hunan University,Changsha 430070,China;China Electric Power Research Institute Co.,Ltd.,Beijing 100085,China)

机构地区：[1]智能电气量测与应用技术湖南省重点实验室(国网湖南省电力有限公司供电服务中心(计量中心)),长沙410004 [2]湖南大学电气与信息工程学院,长沙430070 [3]中国电力科学研究院有限公司,北京100085

出　　处：《自动化与仪表》2021年第12期75-79,共5页Automation & Instrumentation

基　　金：中国博士后科学基金一等资助项目(2019M660194);国家电网公司科技创新项目(5216AG20000C)。

摘　　要：针对新一代电能表通过蓝牙进行表后开关费控的需求,综合分析了基于蓝牙技术的现有研究和应用。提出了蓝牙智能微型断路器的总体设计方案,对各功能模块的主要作用进行了规定。为实现蓝牙电能表与所属蓝牙微型断路器之间的精准配对,提出了基于电流指纹技术的精准配对方法,给出了电流指纹特征,设计了电流指纹模块及特征码编码方式。提出了配对模块与蓝牙模块、计量芯片之间的信息交换设计方法,设计了基于霍尔传感器的开关触头位置监测电路。对电能表用蓝牙微型断路器的自动配对原理及流程进行了设计,实现了蓝牙电能表与蓝牙微型断路器之间的精准配对。Aiming at the demand of the new generation electric energy meter to control the electricity through bluetooth,the existing research and application based on bluetooth technology are comprehensively analyzed.The overall design scheme of the bluetooth smart miniature circuit breaker is proposed,and the main functions of each functional module are specified.In order to realize the accurate pairing between the bluetooth electric energy meter and the associated bluetooth circuit breaker,an accurate pairing method based on current fingerprint technology is proposed,the current fingerprint characteristics are given,and the current fingerprint module and characteristic code encoding method are designed.A design method for information exchange between the pairing module,the bluetooth module and the metering chip is proposed,and the switch contact position monitoring circuit based on the Hall sensor is designed.The paper designed the automatic pairing principle and process of the bluetooth miniature circuit breaker for the electric energy meter,and realized the accurate pairing between the bluetooth electric energy meter and the bluetooth circuit breaker.

关 键 词：蓝牙 断路器 自动配对 电流指纹 电能表 

分 类 号：TM933[电气工程—电力电子与电力传动]