1、所需(xu)電(dian)源容(rong)量大大(da)減小(xiao)。串(chuan)聯諧振電(dian)源是(shi)利(li)用(yong)諧振電(dian)抗器和(he)被試(shi)品(pin)電(dian)容諧(xie)振產生(sheng)高電(dian)壓和(he)大電(dian)流(liu)的(de),在整(zheng)個(ge)系統中,電(dian)源只(zhi)需(xu)要提供(gong)系統中有(you)功(gong)消(xiao)耗的部(bu)分,因此,試(shi)驗(yan)所需(xu)的(de)電(dian)源功(gong)率只(zhi)有(you)試(shi)驗(yan)容量的1/Q。
2、設(she)備(bei)的(de)重(zhong)量和(he)體積(ji)大大減少(shao)。串(chuan)聯諧振電(dian)源中,不(bu)但省去了(le)笨(ben)重(zhong)的(de)大(da)功(gong)率調(tiao)壓裝置和(he)普(pu)通的大(da)功(gong)率工(gong)頻(pin)試(shi)驗(yan)變壓器,而且,諧振激(ji)磁(ci)電(dian)源只(zhi)需(xu)試(shi)驗(yan)容量的1/Q,使(shi)得(de)系統重(zhong)量和(he)體積(ji)大大減少(shao),壹(yi)般為普(pu)通試(shi)驗(yan)裝置的1/10-1/30。
3、改善(shan)輸(shu)出電(dian)壓的波(bo)形(xing)。諧(xie)振電(dian)源是(shi)諧(xie)振式濾(lv)波(bo)電(dian)路,能改(gai)善(shan)輸(shu)出電(dian)壓的波(bo)形(xing)畸變,獲得(de)很(hen)好(hao)的(de)正弦(xian)波(bo)形(xing),有(you)效(xiao)的防(fang)止(zhi)了(le)諧波(bo)峰(feng)值對試(shi)品(pin)的誤(wu)擊穿。
4、防(fang)止(zhi)大的(de)短(duan)路電(dian)流(liu)燒傷故(gu)障(zhang)點(dian)。
變頻(pin)串聯諧振耐(nai)壓試(shi)驗(yan)裝置生產廠(chang)家表明在串(chuan)聯諧振狀態(tai),當(dang)試(shi)品(pin)的絕(jue)緣弱點(dian)被擊穿時,電(dian)路立即脫(tuo)諧(xie),回路電(dian)流(liu)迅(xun)速下(xia)降(jiang)為正(zheng)常(chang)試(shi)驗(yan)電(dian)流(liu)的(de)1/Q。而並(bing)聯諧振或者(zhe)試(shi)驗(yan)變壓器方(fang)式做耐(nai)壓試(shi)驗(yan)時,擊穿電(dian)流(liu)立(li)即上升幾十(shi)倍(bei),兩(liang)者(zhe)相(xiang)比(bi),短(duan)路電(dian)流(liu)與(yu)擊穿電(dian)流(liu)相(xiang)差數(shu)百倍(bei)。所(suo)以(yi),串(chuan)聯諧振能有(you)效(xiao)的找到絕(jue)緣弱點(dian),又不(bu)存在(zai)大(da)的短(duan)路電(dian)流(liu)燒傷故(gu)障(zhang)點(dian)的憂患(huan)。
5、不(bu)會(hui)出現任(ren)何恢(hui)復過(guo)電(dian)壓。試(shi)品(pin)發生擊穿時,因失(shi)去諧振條件(jian),高電(dian)壓也立(li)即消失(shi),電(dian)弧(hu)即刻熄(xi)滅(mie),且(qie)恢(hui)復電(dian)壓的再建(jian)立過(guo)程(cheng)很(hen)長,很容(rong)易在再次(ci)達到閃絡(luo)電(dian)壓前(qian)斷開電(dian)源,這(zhe)種(zhong)電(dian)壓的恢(hui)復過(guo)程(cheng)是(shi)壹種(zhong)能量積(ji)累的間歇振蕩過(guo)程(cheng),其(qi)過(guo)程(cheng)長(chang),而且,不(bu)會(hui)出現任(ren)何恢(hui)復過(guo)電(dian)壓。