變電(dian)(dian)站的(de)(de)(de)一(yi)次(ci)(ci)設備(bei)(bei)(bei)(bei)指直接生產、輸送、分配和使(shi)用電(dian)(dian)能的(de)(de)(de)設備(bei)(bei)(bei)(bei)，主要包括變壓(ya)器(qi)、高壓(ya)斷路器(qi)、隔離開(kai)關、母線(xian)、避雷器(qi)、電(dian)(dian)容器(qi)、電(dian)(dian)抗器(qi)等(deng)。變電(dian)(dian)站的(de)(de)(de)二次(ci)(ci)設備(bei)(bei)(bei)(bei)是指對一(yi)次(ci)(ci)設備(bei)(bei)(bei)(bei)和系(xi)(xi)統(tong)的(de)(de)(de)運行工況進行測量(liang)、監視、控制(zhi)和保護的(de)(de)(de)設備(bei)(bei)(bei)(bei)，它(ta)主要由(you)包括繼電(dian)(dian)保護裝(zhuang)(zhuang)置(zhi)、自動(dong)裝(zhuang)(zhuang)置(zhi)、測控裝(zhuang)(zhuang)置(zhi)、計(ji)量(liang)裝(zhuang)(zhuang)置(zhi)等(deng)設備(bei)(bei)(bei)(bei)。從(cong)個真正意義上(shang)的(de)(de)(de)電(dian)(dian)力系(xi)(xi)統(tong)建立開(kai)始(shi)就(jiu)出(chu)現了(le)變電(dian)(dian)站，變電(dian)(dian)站作(zuo)為電(dian)(dian)力系(xi)(xi)統(tong)不可(ke)或缺的(de)(de)(de)部分，變電(dian)(dian)站在建造場地、電(dian)(dian)壓(ya)等(deng)級(ji)、設備(bei)(bei)(bei)(bei)情況等(deng)方面都發生了(le)巨大的(de)(de)(de)變化。

變(bian)電站(zhan)事(shi)故(gu)(gu)(gu)處理：事(shi)故(gu)(gu)(gu)發(fa)生(sheng)時，值班人員根據(ju)派(pai)(pai)遣命(ming)令檢查并返(fan)回事(shi)故(gu)(gu)(gu)情(qing)況，觀察儀表變(bian)化，檢查發(fa)生(sheng)的(de)(de)照(zhao)明信號(hao)和(he)丟失(shi)信號(hao)并記錄，并向派(pai)(pai)遣詳細報(bao)告事(shi)故(gu)(gu)(gu)情(qing)況。變(bian)電站(zhan)要(yao)建立的(de)(de)技術(shu)檔(dang)案(an)：電氣設備(bei)歷年大修及定期(qi)預防(fang)性施工報(bao)告；電氣設備(bei)事(shi)故(gu)(gu)(gu)、障(zhang)礙及運行(xing)分析專題報(bao)告；電氣設備(bei)發(fa)生(sheng)的(de)(de)嚴重(zhong)缺陷、設備(bei)變(bian)動情(qing)況及改造記錄。變(bian)電站(zhan)應(ying)根據(ju)運行(xing)設備(bei)的(de)(de)實際(ji)工況，并總結以往處理設備(bei)事(shi)故(gu)(gu)(gu)、障(zhang)礙和(he)缺陷的(de)(de)經驗教訓，制定出具體的(de)(de)檢查方法。

分(fen)室(shi)(shi)(shi)(shi)布置(zhi)變(bian)電(dian)(dian)站(zhan)應(ying)合理布置(zhi)站(zhan)內各功能室(shi)(shi)(shi)(shi)的(de)(de)位(wei)置(zhi)，戶外箱式變(bian)電(dian)(dian)站(zhan)，高(gao)壓配電(dian)(dian)室(shi)(shi)(shi)(shi)與高(gao)壓電(dian)(dian)容(rong)器室(shi)(shi)(shi)(shi)相(xiang)鄰(lin)，低壓配電(dian)(dian)室(shi)(shi)(shi)(shi)與變(bian)壓器室(shi)(shi)(shi)(shi)相(xiang)鄰(lin)，低壓配電(dian)(dian)室(shi)(shi)(shi)(shi)應(ying)便于出線。變(bian)電(dian)(dian)站(zhan)的(de)(de)定(ding)期的(de)(de)巡視檢查了(le)解設備運行(xing)狀況，掌握運行(xing)異常，并及(ji)(ji)時(shi)地采取相(xiang)應(ying)措施(shi)，對于降低事(shi)故的(de)(de)發(fa)生及(ji)(ji)其影響(xiang)范(fan)圍具有(you)重要意義。建筑物底層(ceng)的(de)(de)附屬10 kV變(bian)電(dian)(dian)站(zhan)不需(xu)分(fen)室(shi)(shi)(shi)(shi)，變(bian)壓器及(ji)(ji)高(gao)低壓開關柜可同(tong)(tong)層(ceng)同(tong)(tong)室(shi)(shi)(shi)(shi)布置(zhi)，僅需(xu)保持(chi)特(te)定(ding)間距，具有(you)專(zhuan)有(you)建筑物的(de)(de)35 kV獨(du)立(li)變(bian)電(dian)(dian)站(zhan)應(ying)按照(zhao)功能分(fen)層(ceng)分(fen)室(shi)(shi)(shi)(shi)布置(zhi)。