2020年,作(zuo)為制定電(dian)(dian)(dian)力(li)(li)(li)發展“十(shi)四五(wu)”規(gui)劃的關(guan)(guan)鍵一年。在電(dian)(dian)(dian)力(li)(li)(li)發展“十(shi)四五(wu)”規(gui)劃中,注重提(ti)升(sheng)電(dian)(dian)(dian)力(li)(li)(li)安(an)全(quan)保障能力(li)(li)(li),推進電(dian)(dian)(dian)力(li)(li)(li)供給側結構性改革(ge);相(xiang)關(guan)(guan)部門對(dui)電(dian)(dian)(dian)力(li)(li)(li)安(an)全(quan)越(yue)發重視,電(dian)(dian)(dian)纜故障檢測、電(dian)(dian)(dian)力(li)(li)(li)設(she)備(bei)檢測試(shi)驗作(zuo)為保障電(dian)(dian)(dian)力(li)(li)(li)安(an)全(quan)的一個關(guan)(guan)鍵環節(jie),對(dui)于包括西安(an)旭之輝在內的眾多電(dian)(dian)(dian)測企(qi)業來說,即是一個挑戰,...
2021-01-09電(dian)(dian)(dian)氣設備:接(jie)地線(xian)(xian)是連電(dian)(dian)(dian)氣設備外(wai)殼等部位的不安全電(dian)(dian)(dian)荷或漏電(dian)(dian)(dian)電(dian)(dian)(dian)流的導(dao)出(chu)線(xian)(xian)路(lu)。電(dian)(dian)(dian)力電(dian)(dian)(dian)纜設備試驗中(zhong),不接(jie)地線(xian)(xian)或接(jie)錯(cuo)地線(xian)(xian)可能會導(dao)致出(chu)現人身傷(shang)害事故。舉(ju)例來(lai)說,家(jia)用電(dian)(dian)(dian)飯(fan)鍋金屬外(wai)殼若有(you)接(jie)地,當單相接(jie)地故障時(shi),RCD和主開(kai)關(guan)均(jun)可跳閘保護(hu)
2020-11-09淺析變壓(ya)器的(de)常見問題變壓(ya)器由初(chu)級線(xian)圈(quan)、次級線(xian)圈(quan)和鐵芯(xin)(磁芯(xin))構成,利用電(dian)磁感應原理(li)改變交(jiao)流電(dian)壓(ya)的(de)一種裝置。再次,EI-66鐵心變壓(ya)器,設計磁通密度為13T,測空載(zai)電(dian)流為135ma,且有嗡(weng)嗡(weng)聲,此時需(xu)要(yao)更換鐵心片
2020-11-06國產電(dian)能(neng)表(biao)型號字(zi)(zi)母(mu)的含義第一個字(zi)(zi)母(mu):D--電(dian)能(neng)表(biao)。B--標(biao)準表(biao);J--直(zhi)流(型號中,字(zi)(zi)母(mu)后的數字(zi)(zi)代表(biao)該產品設計序號;第二(er)個字(zi)(zi)母(mu):D--單相;C--串級式;第三(san)個字(zi)(zi)母(mu):G--干式,J--油(you)浸式;R--電(dian)容式
2020-11-06再者,從輸(shu)(shu)電(dian)(dian)系統(tong)結構來講,由(you)發(fa)(fa)電(dian)(dian)站通(tong)過發(fa)(fa)電(dian)(dian)機生產(chan)的電(dian)(dian)是對稱的三相交流(liu)電(dian)(dian),電(dian)(dian)壓(ya)(ya)(6.3KV或者10.5KV)相對較低,為了(le)實現遠距(ju)離傳(chuan)送,通(tong)過升壓(ya)(ya)變(bian)壓(ya)(ya)器升高到110千伏(或220KV),此時所(suo)輸(shu)(shu)送的三相高壓(ya)(ya)電(dian)(dian)是嚴格對稱的,當把電(dian)(dian)輸(shu)(shu)送到目(mu)的地需要降壓(ya)(ya)時,降壓(ya)(ya)變(bian)壓(ya)(ya)器的初(chu)級繞(rao)組用的三角形(xing)...
2020-11-05