核电子学与探测技术
覈電子學與探測技術
핵전자학여탐측기술
Nuclear Electronics & Detection Technology
2015年
6期
535-537,542
,共4页
直流高压电源%倍压电路%整流滤波%连续可调
直流高壓電源%倍壓電路%整流濾波%連續可調
직류고압전원%배압전로%정류려파%련속가조
DC high-voltage unit%voltage doubling%current commuting and filtering%continuously adjustable
介绍了便携式αβ表面污染测量仪所需高压电源的研制技术。该高压电源采用电池供电，经过直流转换、倍压整流及滤波后输出仪器所需高压。该高压电源具有300～1500 V范围内连续可调、功耗小、转换效率高、体积小、重量轻、结构简单等特点。实验表明该电源转换效率大于70％，8 h输出高压相对变化小于0．5％，高压纹波小于40 mV，其工作性能达到设计要求。
介紹瞭便攜式αβ錶麵汙染測量儀所需高壓電源的研製技術。該高壓電源採用電池供電，經過直流轉換、倍壓整流及濾波後輸齣儀器所需高壓。該高壓電源具有300～1500 V範圍內連續可調、功耗小、轉換效率高、體積小、重量輕、結構簡單等特點。實驗錶明該電源轉換效率大于70％，8 h輸齣高壓相對變化小于0．5％，高壓紋波小于40 mV，其工作性能達到設計要求。
개소료편휴식αβ표면오염측량의소수고압전원적연제기술。해고압전원채용전지공전，경과직류전환、배압정류급려파후수출의기소수고압。해고압전원구유300～1500 V범위내련속가조、공모소、전환효솔고、체적소、중량경、결구간단등특점。실험표명해전원전환효솔대우70％，8 h수출고압상대변화소우0．5％，고압문파소우40 mV，기공작성능체도설계요구。
The technical of high-voltage unit of portable αβsurface contamination survey meter is introduced in this paper .the high-voltage unit is supplied by batteries , after direct current conversion ,voltage doubling , current commuting and filtering , the required voltage can be obtained , and the output voltage can be changed continuously from 300 to 1 500 V.This high-voltage unit has the merits of low power waste , high efficiency of conversion , small volume , light weight and simple structure .Experimental results show that the power conver-sion efficiency is greater than 70%, the relative change of the output voltage is less than 0.5%within 8 hours, the ripple of high voltage is less than 40 mV,its performance achieves the design requirements .
