应用于10kV配电网的低功率取电装置设计  

Design of low-power power supply device applied to 10kV distribution network

作　　者：周斌 李旭光 ZHOU Bin;LI Xuguang(Zhuhai Xuji Electric Co.,Ltd,Zhuhai,Guangdong 519060)

机构地区：[1]珠海许继电气有限公司,广东珠海519060

出　　处：《电气技术》2024年第12期80-84,共5页Electrical Engineering

摘　　要：取电装置是10kV配电成套设备的重要组成部分,对其功能实现和可靠性均有重要影响。电容取电是近些年在10kV配电网中应用较为广泛的一种取电方式。本文介绍一种电容取电装置的设计方法,从取电功率选定、绝缘性能指标方面确定设计目标,并介绍高压电容、低压互感器、保护回路等关键元器件的设计过程,最后制作出一款取电功率大于15W、绝缘性能满足10kV应用要求的取电装置。经过仿真分析和试验验证,该装置的取电指标和可靠性均达到设计预期。The power supply device is an important component of the 10kV power distribution complete equipment,which has a significant impact on the functional implementation and reliability of the equipment.Capacitive power supply is a kind of widely used power supply in the 10kV power distribution network in recent years.This article introduces a design method of a capacitive power supply device,setting design goals from the selection of electric power and insulation performance indicators.It also describes the design process of key components such as high voltage capacitors,low voltage transformers,and protection circuits.A power supply device with an electric power greater than 15W and insulation performance that meets the requirements of 10kV applications is designed and manufactured.After simulation analysis and experimental verification,the power supply indicators and reliability of the capacitor power supply device meet the design expectations.

关 键 词：10kV配电成套设备 电容取电 高压电容 低压互感器 

分 类 号：TM76[电气工程—电力系统及自动化]