如何延長電容器的使用壽命?
來源(yuan):發布(bu)時間:2021-04-25 16:52:00點擊率:
選擇高質量電容器
電容(rong)器(qi)的質量(liang)(liang)較差,容(rong)易發生各種故障,從而縮短了電容(rong)器(qi)的壽(shou)命(ming)。如果公司(si)選擇使用(yong)(yong)高質量(liang)(liang)的電容(rong)器(qi),則可以(yi)大(da)(da)大(da)(da)降(jiang)低故障率,并增加(jia)實際使用(yong)(yong)時間,并且還可以(yi)大(da)(da)大(da)(da)擴展。
避免過(guo)電(dian)壓和過(guo)電(dian)流(liu)操作(zuo)
當(dang)電(dian)(dian)容器(qi)(qi)過(guo)壓(ya)工(gong)作時(shi),電(dian)(dian)容器(qi)(qi)的(de)內(nei)部放電(dian)(dian)擊(ji)穿將增(zeng)加電(dian)(dian)容器(qi)(qi)絕緣介質的(de)損耗,從而(er)縮(suo)短電(dian)(dian)容器(qi)(qi)的(de)壽命;當(dang)功率(lv)電(dian)(dian)容器(qi)(qi)以過(guo)電(dian)(dian)流(liu)工(gong)作時(shi),大電(dian)(dian)流(liu)將導致電(dian)(dian)容器(qi)(qi)的(de)內(nei)部溫度升(sheng)高,從而(er)使電(dian)(dian)容器(qi)(qi)加速。絕緣材料(liao)會(hui)發(fa)生熱老化,從而(er)縮(suo)短其(qi)(qi)使用壽命。因(yin)此,當(dang)功率(lv)電(dian)(dian)容器(qi)(qi)工(gong)作時(shi),避免其(qi)(qi)因(yin)過(guo)壓(ya)和過(guo)電(dian)(dian)流(liu)而(er)工(gong)作,可(ke)以延長其(qi)(qi)使用壽命。
確保室溫合適
環(huan)境(jing)(jing)溫度過高會(hui)加(jia)(jia)速功率電(dian)(dian)(dian)容(rong)器絕(jue)緣的熱老化;環(huan)境(jing)(jing)溫度太低會(hui)加(jia)(jia)速電(dian)(dian)(dian)容(rong)器的介(jie)電(dian)(dian)(dian)老化。因此,電(dian)(dian)(dian)容(rong)器的工(gong)作環(huan)境(jing)(jing)溫度是(shi)合(he)適的,并且電(dian)(dian)(dian)容(rong)器的使用壽命也可以延長。
及時控制電網中是否存(cun)在諧波。
諧(xie)(xie)波(bo)會(hui)(hui)影(ying)響(xiang)電(dian)氣設(she)備,諧(xie)(xie)波(bo)源也(ye)會(hui)(hui)與(yu)電(dian)容(rong)(rong)器(qi)并(bing)聯形成諧(xie)(xie)振。因此,當(dang)電(dian)容(rong)(rong)器(qi)有(you)時與(yu)諧(xie)(xie)波(bo)一(yi)起使(shi)用時,需要諧(xie)(xie)波(bo)控制以延長(chang)電(dian)容(rong)(rong)器(qi)的壽命。
通過選擇好的(de)電容器來防止(zhi)過電壓(ya),過電流和(he)過熱操作,可(ke)以有效地延長(chang)電容器的(de)使用壽命(ming),從而可(ke)以長(chang)時(shi)間穩(wen)定(ding)工作。