在高壓電容器的理想應用狀態下
，當動片固定在某一位置以後，高壓電容在工作過程中，該位置上電容量應當固定不變。但實際上，由於外界環境、tianqidengyinsudeyingxiang
，qidianrongliangwangwanghuiyousuobianhuade
，qibianhuachengdujiushidianrongliangwendingxingdegaodi。daozhizhezhongbianhuadeyuanyin，wangwangqujueyudianrongqidejiegou
、所用的材料及製造的質量。下麵我們就來分別探討一下這幾種情況對高壓電容器的電容量穩定性都有哪些影響。

shouxianlaikannajixiezuoyongduigaoyadianrongdedianrongliangwendingxingdouyounaxieyingxiang。danggaoyadianrongqishoudaowaijiedezhendonghuodianboshi，gaoyadianrongqidedianronglianghuifashengbianhua，qibianhuazhidedaxiaoqujueyudianrongqijipianjiandejulihepianzijihechicunyijiquanbujiegoudejixieqiangdu。pianjuyueda、尺寸越小、厚度越厚，則振幅越小，所引起的電容量的變化也越小。

除(chu)了(le)機(ji)械(xie)作(zuo)用(yong)會(hui)造(zao)成(cheng)高(gao)壓(ya)電(dian)容(rong)的(de)電(dian)容(rong)量(liang)穩(wen)定(ding)性(xing)下(xia)降(jiang)之(zhi)外(wai)，還(hai)有(you)一(yi)個(ge)因(yin)素(su)也(ye)同(tong)樣(yang)會(hui)對(dui)其(qi)產(chan)生(sheng)重(zhong)要(yao)影(ying)響(xiang)，那(na)就(jiu)是(shi)溫(wen)度(du)。當(dang)外(wai)界(jie)的(de)溫(wen)度(du)發(fa)生(sheng)變(bian)化(hua)時(shi)，高(gao)壓(ya)電(dian)容(rong)器(qi)的(de)極(ji)片(pian)麵(mian)積(ji)、厚度、pianjianjuliyijijiezhidejiedianchangshudouhuigaibian。dangwenduyouxianzhubianhuashi，dianrongqidegejiegoulingjianhaiyaofashengbianxing，suoyouzhexiebianhuadouhuishidianrongqidezhiliangfashengbianhua

，yincikebiandianrongqiderongliangwenduxishu。jiushiyouzhexieyinsulianhezuoyongjuedingde。

為wei了le減jian小xiao溫wen度du對dui高gao壓ya電dian容rong的de影ying響xiang，工gong程cheng師shi們men在zai進jin行xing高gao壓ya電dian容rong新xin產chan品pin的de研yan發fa時shi

，可ke以yi從cong以yi下xia幾ji個ge方fang麵mian來lai入ru手shou進jin行xing解jie決jue。一yi是shi可ke以yi選xuan擇ze線xian脹zhang係xi數shu小xiao的de材cai料liao來lai製zhi造zao高gao壓ya電dian容rong器qi

，二er是shi在zai製zhi造zao過guo程cheng中zhong采cai用yong合he理li的de加jia工gong工gong藝yi。電dian容rong器qi的de氧yang化hua膜mo生sheng長chang過guo程cheng中zhong的de離li子zi遷qian移yi方fang向xiang如ru將jiang衝chong製zhi或huo車che製zhi的de極ji片pian進jin行xing熱re處chu理li，裝zhuang配pei、調(tiao)整(zheng)後(hou)的(de)電(dian)容(rong)器(qi)再(zai)經(jing)過(guo)一(yi)定(ding)的(de)溫(wen)度(du)老(lao)練(lian)，以(yi)消(xiao)除(chu)內(nei)應(ying)力(li)
，提(ti)高(gao)穩(wen)定(ding)性(xing)。三(san)是(shi)從(cong)技(ji)術(shu)角(jiao)度(du)來(lai)提(ti)高(gao)電(dian)容(rong)器(qi)極(ji)片(pian)裝(zhuang)配(pei)的(de)精(jing)確(que)度(du)，盡(jin)量(liang)保(bao)證(zheng)片(pian)距(ju)均(jun)勻(yun)。這(zhe)三(san)種(zhong)方(fang)法(fa)都(dou)是(shi)能(neng)夠(gou)切(qie)實(shi)提(ti)升(sheng)高(gao)壓(ya)電(dian)容(rong)器(qi)電(dian)容(rong)量(liang)穩(wen)定(ding)性(xing)的(de)實(shi)用(yong)方(fang)法(fa)。

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