變壓器鵝卵石又叫變壓器墊層鵝卵石、或變壓器池鵝卵石,名(ming)稱(cheng)來源于卵石的(de)作用,它存放在(zai)大型油浸(jin)式變壓器(qi)下的(de)儲(chu)油池內。 鵝(e)(e)卵(luan)石(shi)廠(chang)(chang)加工的變(bian)(bian)壓(ya)(ya)器(qi)(qi)(qi)用(yong)鵝(e)(e)卵(luan)石(shi)光澤度好(hao)、粒徑均勻、顏色統(tong)一、外(wai)表光滑,沒(mei)有風化石(shi)、滲油(you)效果好(hao),變(bian)(bian)壓(ya)(ya)器(qi)(qi)(qi)池(chi)(chi)鵝(e)(e)卵(luan)石(shi)主要(yao)用(yong)于電(dian)廠(chang)(chang)大型(xing)變(bian)(bian)壓(ya)(ya)器(qi)(qi)(qi)池(chi)(chi),變(bian)(bian)壓(ya)(ya)器(qi)(qi)(qi)下(xia)儲油(you)填充用(yong)天然鵝(e)(e)卵(luan)石(shi),常用(yong)規格有5-8cm,8-10cm,大量現貨供(gong)(gong)應,可供(gong)(gong)給3000噸/月(yue)。我廠(chang)(chang)與大唐、華能、國電(dian)等(deng)集(ji)團公司和河南周邊各省市(shi)電(dian)力近百家電(dian)廠(chang)(chang)合(he)作,專供(gong)(gong)變(bian)(bian)壓(ya)(ya)器(qi)(qi)(qi)鵝(e)(e)卵(luan)石(shi),受(shou)到電(dian)力行(xing)業領導的好(hao)評!。變(bian)(bian)壓(ya)(ya)器(qi)(qi)(qi)用(yong)鵝(e)(e)卵(luan)石(shi)建設(she)部頒布相關標(biao)準規定:大型(xing)油(you)浸式(shi)變(bian)(bian)壓(ya)(ya)器(qi)(qi)(qi)下(xia)部應設(she)有儲油(you)池(chi)(chi),面積要(yao)稍大于變(bian)(bian)壓(ya)(ya)器(qi)(qi)(qi)所占平面,深度1M左右,鋪設(she)直徑8-10CM左右的鵝(e)(e)卵(luan)石(shi) 變壓(ya)器用鵝卵石常用規格(ge) 電力行業變壓器下儲(chu)油池專用鵝卵(luan)石,常(chang)用規格:5-8cm(50--80mm),8-10cm ,10-15cm 變壓器用鵝卵(luan)石相(xiang)關(guan)標準 電(dian)力設(she)備典型(xing)(xing)消防規程DL5027-1993中(zhong)7.3.4規定為(wei)(wei)50-80mm。《3-110KV高壓(ya)配電(dian)裝置設(she)計規范》(GB 50060-92)第5.4.5條 貯油(you)池(chi)(chi)內(nei)宜(yi)鋪(pu)設(she)厚(hou)度不小(xiao)于250mm的鵝(e)(e)卵(luan)(luan)石(shi)層,其(qi)鵝(e)(e)卵(luan)(luan)石(shi)直徑(jing)宜(yi)為(wei)(wei)50-80mm。建設(she)部(bu)頒(ban)布標準(zhun)有規定:大型(xing)(xing)油(you)浸式變壓(ya)器(qi)下部(bu)應設(she)有儲油(you)池(chi)(chi),面積要(yao)稍(shao)大于變壓(ya)器(qi)所占平(ping)面,深度1M左右,鋪(pu)設(she)直徑(jing)8-10CM左右的鵝(e)(e)卵(luan)(luan)石(shi)。表面光滑、規格粒徑(jing)均勻、色澤亮麗的鵝(e)(e)卵(luan)(luan)石(shi)。室(shi)外充(chong)油(you)電(dian)氣設(she)備單個(ge)油(you)箱的油(you)量在1t以上時,應設(she)能(neng)容納100%油(you)量的儲油(you)池(chi)(chi)或20%油(you)量的儲油(you)池(chi)(chi)和(he)擋油(you)墻。變壓(ya)器(qi)儲油(you)池(chi)(chi)四周,應高出地面100mm。儲油(you)池(chi)(chi)內(nei)宜(yi)鋪(pu)設(she)厚(hou)度不小(xiao)于250mm的鵝(e)(e)卵(luan)(luan)石(shi)墊層。其(qi)卵(luan)(luan)石(shi)直徑(jing)宜(yi)為(wei)(wei)50~80mm。 變壓器下為(wei)什么要放置(zhi)鵝卵石 變(bian)(bian)(bian)壓(ya)(ya)器下這個部位我們通常(chang)稱為卸(xie)(xie)油(you)(you)(you)(you)池或卸(xie)(xie)油(you)(you)(you)(you)坑(keng)(或者(zhe)類似的(de)叫法),通往(wang)事故油(you)(you)(you)(you)坑(keng)或事故油(you)(you)(you)(you)池。發生事故時(shi),如噴(pen)油(you)(you)(you)(you)或爆炸,變(bian)(bian)(bian)壓(ya)(ya)器的(de)油(you)(you)(you)(you)會卸(xie)(xie)到(dao)卸(xie)(xie)油(you)(you)(you)(you)坑(keng)內(nei),然后流往(wang)事故油(you)(you)(you)(you)池。池內(nei)有的(de)做隔(ge)柵(zha)(zha)(zha),也(ye)有的(de)不(bu)(bu)(bu)做隔(ge)柵(zha)(zha)(zha)。做隔(ge)柵(zha)(zha)(zha)的(de),鵝卵(luan)(luan)石(shi)就(jiu)放(fang)(fang)置(zhi)在(zai)隔(ge)柵(zha)(zha)(zha)上面;不(bu)(bu)(bu)做隔(ge)柵(zha)(zha)(zha)的(de),鵝卵(luan)(luan)石(shi)就(jiu)放(fang)(fang)置(zhi)在(zai)卸(xie)(xie)油(you)(you)(you)(you)坑(keng)內(nei)。做不(bu)(bu)(bu)做隔(ge)柵(zha)(zha)(zha),跟變(bian)(bian)(bian)壓(ya)(ya)器型式、容量、電壓(ya)(ya)等級有關,這方面有規定。放(fang)(fang)置(zhi)鵝卵(luan)(luan)石(shi),便(bian)于(yu)卸(xie)(xie)油(you)(you)(you)(you)是(shi)一個原因,此外,絕緣、便(bian)于(yu)檢修、運行人員檢查、工作也(ye)是(shi)一個原因。防(fang)止變(bian)(bian)(bian)壓(ya)(ya)器著火(huo)時(shi)油(you)(you)(you)(you)泄至地面時(shi)仍然燃(ran)燒,也(ye)不(bu)(bu)(bu)會堵塞泄油(you)(you)(you)(you)坑(keng)底部的(de)排(pai)油(you)(you)(you)(you)(水)孔。泄油(you)(you)(you)(you)時(shi)還(huan)起(qi)冷卻(que)油(you)(you)(you)(you)溫的(de)作用(yong),以(yi)防(fang)油(you)(you)(you)(you)燃(ran)燒。 變壓器鵝卵石的作用 1、防火(huo)。變(bian)壓器下(xia)(xia)部(bu)是一個卸(xie)油(you)池(chi)或(huo)卸(xie)油(you)坑(或(huo)者類似的(de)叫(jiao)法) ,通(tong)往事故(gu)油(you)坑或(huo)事故(gu)油(you)池(chi)。 卸(xie)油(you)池(chi)上(shang)部(bu)加了一個鋼筋網(wang)隔柵,鵝卵石鋪在鋼筋網(wang)隔柵上(shang),當運(yun)行中的(de)變(bian)壓器突然(ran)起火(huo)時,噴出的(de)油(you)或(huo)從(cong)事故(gu)排(pai)油(you)閥中排(pai)出的(de)油(you),經鵝卵石流入卸(xie)油(you)坑內,然(ran)后(hou)流往事故(gu)油(you)池(chi),這時的(de)變(bian)壓器下(xia)(xia)的(de)鵝卵石起到隔離作用,減小火(huo)勢,利于滅火(huo);另(ling)外高溫變(bian)壓器油(you)經過鵝卵石的(de)冷卻后(hou),可減小火(huo)勢。 2、滲油(you)(you)。變(bian)壓器(qi)(qi)在工(gong)作(zuo)異(yi)常(chang)時,無論是過熱還是內部短路造成壓力升高,都(dou)可能從(cong)壓力釋放(fang)閥(fa)中(zhong)噴出油(you)(you)來,變(bian)壓器(qi)(qi)下(xia)面(mian)是油(you)(you)池,這些變(bian)壓器(qi)(qi)油(you)(you)就(jiu)(jiu)流到(dao)油(you)(you)池里,為了以后檢(jian)修或者巡檢(jian)方便,防止油(you)(you)都(dou)積在表面(mian)上,就(jiu)(jiu)鋪一層鵝(e)卵(luan)石(shi),油(you)(you)就(jiu)(jiu)在變(bian)壓器(qi)(qi)鵝(e)卵(luan)石(shi)縫隙間流到(dao)下(xia)面(mian)去,表面(mian)避免(mian)油(you)(you)污(wu)。</a> {/pboot:nav}

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