中高压电力电缆接头过温预警技术发展研究  

Research on Developments of Over-temperature Early Warning Technology of Power Cable Joint for Medium and High Voltages

作　　者：李涛 LI Tao(Ningxia Vocational Technical College of Industry and Commerce,Yinchuan 750021,China)

机构地区：[1]宁夏工商职业技术学院,宁夏银川750021

出　　处：《电工技术》2022年第23期102-107,110,共7页Electric Engineering

基　　金：2020年度宁夏工商职业技术学院校级科学研究项目“10 kV开关柜电缆接头过温预警装置的研制”阶段性成果(编号NXGSKY202007)。

摘　　要：综述了电缆接头过温预警技术的发展历史和现状,并对各种主要的测温技术和监测预警及通信方式进行评述。测温技术大致分为传统传感器、集成电路传感器、分布式光纤传感器及新型传感器技术等类别。监测预警系统及通信方式大致分为有线级联、无线有源及无线无源等类别。最后,对近期出现的新技术方案及其应用前景进行了展望。The history and actuality of developments of over-temperature early warning technology of power cable joint are surveyedin this paper.The main temperature measurement technologies,monitoring,warning and communication methods are reviewed.Temperature measurement technology can be roughly divided into traditional sensors,integrated circuit sensors,distributed optical fiber sensors,and new sensor technologies.Monitoring and early warning systems and communication methods are generally divided into wired cascade,wireless active,and wireless passive categories.Finally,the new technology schemes and their application prospects are prospected.

关 键 词：电缆接头 过温预警 测温技术 通信方式 

分 类 号：TM726.4[电气工程—电力系统及自动化]