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簡介: 山東變壓器廠家其他設備的運行條件 串聯電抗器、接地油浸式變壓器、調壓器等設備超額定電流運行的限值和負載圖表,按制造廠的規定。消弧線 圈和接地油浸式變壓器在系統單相接地時的運行時間和頂層油溫應不超過制造廠的規定。 強迫冷卻油浸式變壓器的運行條件 強油循環冷卻油浸式變壓器運行時,必須投入冷卻器。空載和輕載時不應投入過多的冷卻器(空載狀態下允 許短時不投)。各種負載下投入冷卻器的相應臺數,應按制造廠的規定。按溫度和(或)負載投切冷卻器的自 動裝置應保持正常。 | |||||||
其他設備(bei)的(de)(de)(de)(de)(de)(de)(de)(de)(de)運(yun)(yun)行(xing)(xing)(xing)條件 串聯電(dian)(dian)(dian)抗器(qi)(qi)(qi)(qi)(qi)(qi)(qi)、接(jie)地油(you)(you)(you)浸(jin)(jin)(jin)(jin)(jin)式(shi)變(bian)(bian)(bian)壓(ya)(ya)器(qi)(qi)(qi)(qi)(qi)(qi)(qi)、調壓(ya)(ya)器(qi)(qi)(qi)(qi)(qi)(qi)(qi)等設備(bei)超(chao)(chao)額定電(dian)(dian)(dian)流運(yun)(yun)行(xing)(xing)(xing)的(de)(de)(de)(de)(de)(de)(de)(de)(de)限值和(he)(he)負(fu)載(zai)(zai)圖表,按制造(zao)廠(chang)(chang)的(de)(de)(de)(de)(de)(de)(de)(de)(de)規(gui)(gui)定。消弧線 圈和(he)(he)接(jie)地油(you)(you)(you)浸(jin)(jin)(jin)(jin)(jin)式(shi)變(bian)(bian)(bian)壓(ya)(ya)器(qi)(qi)(qi)(qi)(qi)(qi)(qi)在(zai)系(xi)統單相接(jie)地時(shi)(shi)(shi)的(de)(de)(de)(de)(de)(de)(de)(de)(de)運(yun)(yun)行(xing)(xing)(xing)時(shi)(shi)(shi)間和(he)(he)頂層油(you)(you)(you)溫(wen)(wen)應(ying)(ying)不(bu)超(chao)(chao)過(guo)制造(zao)廠(chang)(chang)的(de)(de)(de)(de)(de)(de)(de)(de)(de)規(gui)(gui)定。 強迫冷(leng)卻的(de)(de)(de)(de)(de)(de)(de)(de)(de)運(yun)(yun)行(xing)(xing)(xing)條件 強油(you)(you)(you)循環冷(leng)卻油(you)(you)(you)浸(jin)(jin)(jin)(jin)(jin)式(shi)變(bian)(bian)(bian)壓(ya)(ya)器(qi)(qi)(qi)(qi)(qi)(qi)(qi)運(yun)(yun)行(xing)(xing)(xing)時(shi)(shi)(shi),必須投(tou)(tou)入冷(leng)卻器(qi)(qi)(qi)(qi)(qi)(qi)(qi)。空載(zai)(zai)和(he)(he)輕載(zai)(zai)時(shi)(shi)(shi)不(bu)應(ying)(ying)投(tou)(tou)入過(guo)多(duo)的(de)(de)(de)(de)(de)(de)(de)(de)(de)冷(leng)卻器(qi)(qi)(qi)(qi)(qi)(qi)(qi)(空載(zai)(zai)狀態下(xia)(xia)允 許(xu)短時(shi)(shi)(shi)不(bu)投(tou)(tou))。各(ge)種負(fu)載(zai)(zai)下(xia)(xia)投(tou)(tou)入冷(leng)卻器(qi)(qi)(qi)(qi)(qi)(qi)(qi)的(de)(de)(de)(de)(de)(de)(de)(de)(de)相應(ying)(ying)臺(tai)數,應(ying)(ying)按制造(zao)廠(chang)(chang)的(de)(de)(de)(de)(de)(de)(de)(de)(de)規(gui)(gui)定。按溫(wen)(wen)度和(he)(he)(或)負(fu)載(zai)(zai)投(tou)(tou)切(qie)冷(leng)卻器(qi)(qi)(qi)(qi)(qi)(qi)(qi)的(de)(de)(de)(de)(de)(de)(de)(de)(de)自 動裝置(zhi)應(ying)(ying)保(bao)持正常。 油(you)(you)(you)浸(jin)(jin)(jin)(jin)(jin)(自然(ran)循環)風冷(leng)和(he)(he)干式(shi)風冷(leng)油(you)(you)(you)浸(jin)(jin)(jin)(jin)(jin)式(shi)變(bian)(bian)(bian)壓(ya)(ya)器(qi)(qi)(qi)(qi)(qi)(qi)(qi),風扇停止工作時(shi)(shi)(shi),允許(xu)的(de)(de)(de)(de)(de)(de)(de)(de)(de)負(fu)載(zai)(zai)和(he)(he)運(yun)(yun)行(xing)(xing)(xing)時(shi)(shi)(shi)間,應(ying)(ying)按制造(zao)廠(chang)(chang)的(de)(de)(de)(de)(de)(de)(de)(de)(de)規(gui)(gui) 定。油(you)(you)(you)浸(jin)(jin)(jin)(jin)(jin)風冷(leng)油(you)(you)(you)浸(jin)(jin)(jin)(jin)(jin)式(shi)變(bian)(bian)(bian)壓(ya)(ya)器(qi)(qi)(qi)(qi)(qi)(qi)(qi)當冷(leng)卻系(xi)統故障停風扇后(hou),頂層油(you)(you)(you)溫(wen)(wen)不(bu)超(chao)(chao)過(guo) 65℃時(shi)(shi)(shi),允許(xu)帶額定負(fu)載(zai)(zai)運(yun)(yun)行(xing)(xing)(xing)。 強油(you)(you)(you)循環風冷(leng)和(he)(he)強油(you)(you)(you)循環水(shui)冷(leng)油(you)(you)(you)浸(jin)(jin)(jin)(jin)(jin)式(shi)變(bian)(bian)(bian)壓(ya)(ya)器(qi)(qi)(qi)(qi)(qi)(qi)(qi),當冷(leng)卻系(xi)統故障切(qie)除全部冷(leng)卻器(qi)(qi)(qi)(qi)(qi)(qi)(qi)時(shi)(shi)(shi),允許(xu)帶額定負(fu)載(zai)(zai)運(yun)(yun)行(xing)(xing)(xing) 20min。如 20min 后(hou)頂層油(you)(you)(you)溫(wen)(wen)尚(shang)未達到(dao)(dao) 75℃,則允許(xu)上升到(dao)(dao) 75℃,但在(zai)這種狀態下(xia)(xia)運(yun)(yun)行(xing)(xing)(xing)的(de)(de)(de)(de)(de)(de)(de)(de)(de)最長時(shi)(shi)(shi)間不(bu)得(de) 超(chao)(chao)過(guo) 1h。 5 油(you)(you)(you)浸(jin)(jin)(jin)(jin)(jin)式(shi)變(bian)(bian)(bian)壓(ya)(ya)器(qi)(qi)(qi)(qi)(qi)(qi)(qi)的(de)(de)(de)(de)(de)(de)(de)(de)(de)運(yun)(yun)行(xing)(xing)(xing)維護 油(you)(you)(you)浸(jin)(jin)(jin)(jin)(jin)式(shi)變(bian)(bian)(bian)壓(ya)(ya)器(qi)(qi)(qi)(qi)(qi)(qi)(qi)的(de)(de)(de)(de)(de)(de)(de)(de)(de)運(yun)(yun)行(xing)(xing)(xing)監(jian)(jian)(jian)視(shi) 安(an)裝在(zai)發電(dian)(dian)(dian)廠(chang)(chang)和(he)(he)變(bian)(bian)(bian)電(dian)(dian)(dian)站內的(de)(de)(de)(de)(de)(de)(de)(de)(de)油(you)(you)(you)浸(jin)(jin)(jin)(jin)(jin)式(shi)變(bian)(bian)(bian)壓(ya)(ya)器(qi)(qi)(qi)(qi)(qi)(qi)(qi),以及無人值班變(bian)(bian)(bian)電(dian)(dian)(dian)站內有遠(yuan)方監(jian)(jian)(jian)測裝置(zhi)的(de)(de)(de)(de)(de)(de)(de)(de)(de)油(you)(you)(you)浸(jin)(jin)(jin)(jin)(jin)式(shi)變(bian)(bian)(bian)壓(ya)(ya)器(qi)(qi)(qi)(qi)(qi)(qi)(qi),應(ying)(ying)經常監(jian)(jian)(jian)視(shi) 儀(yi)表的(de)(de)(de)(de)(de)(de)(de)(de)(de)指示(shi),及時(shi)(shi)(shi)掌握(wo)油(you)(you)(you)浸(jin)(jin)(jin)(jin)(jin)式(shi)變(bian)(bian)(bian)壓(ya)(ya)器(qi)(qi)(qi)(qi)(qi)(qi)(qi)運(yun)(yun)行(xing)(xing)(xing)情況。監(jian)(jian)(jian)視(shi)儀(yi)表的(de)(de)(de)(de)(de)(de)(de)(de)(de)抄表次數由現場規(gui)(gui)程規(gui)(gui)定。
當油(you)(you)(you)(you)(you)(you)(you)(you)浸(jin)(jin)式(shi)(shi)(shi)(shi)(shi)變(bian)(bian)(bian)壓(ya)(ya)器(qi)(qi)(qi)超(chao)過額(e)定(ding)電(dian)(dian)(dian)流運(yun) 行時(shi),應作好記(ji)錄。 無人值(zhi)班(ban)變(bian)(bian)(bian)電(dian)(dian)(dian)站的(de)油(you)(you)(you)(you)(you)(you)(you)(you)浸(jin)(jin)式(shi)(shi)(shi)(shi)(shi)變(bian)(bian)(bian)壓(ya)(ya)器(qi)(qi)(qi)應在每(mei)(mei)(mei)次定(ding)期(qi)檢(jian)(jian)查時(shi)記(ji)錄其(qi)電(dian)(dian)(dian)壓(ya)(ya)、電(dian)(dian)(dian)流和頂(ding)層油(you)(you)(you)(you)(you)(you)(you)(you)溫(wen)(wen),以(yi)(yi)及曾(ceng)達到(dao)的(de)最高頂(ding)層油(you)(you)(you)(you)(you)(you)(you)(you) 溫(wen)(wen)等(deng)(deng)。對(dui)配電(dian)(dian)(dian)油(you)(you)(you)(you)(you)(you)(you)(you)浸(jin)(jin)式(shi)(shi)(shi)(shi)(shi)變(bian)(bian)(bian)壓(ya)(ya)器(qi)(qi)(qi)應在最大(da)(da)負載期(qi)間(jian)測量三相電(dian)(dian)(dian)流,并設法(fa)保持(chi)基本平(ping)衡。測量周期(qi)由現場規程(cheng)規定(ding)。 油(you)(you)(you)(you)(you)(you)(you)(you)浸(jin)(jin)式(shi)(shi)(shi)(shi)(shi)變(bian)(bian)(bian)壓(ya)(ya)器(qi)(qi)(qi)的(de)日(ri)(ri)常(chang)巡(xun)視(shi)檢(jian)(jian)查,可參照下(xia)列規定(ding): a.發(fa)電(dian)(dian)(dian)廠和變(bian)(bian)(bian)電(dian)(dian)(dian)站內(nei)的(de)油(you)(you)(you)(you)(you)(you)(you)(you)浸(jin)(jin)式(shi)(shi)(shi)(shi)(shi)變(bian)(bian)(bian)壓(ya)(ya)器(qi)(qi)(qi),每(mei)(mei)(mei)天至(zhi)少(shao)(shao)一(yi)(yi)次;每(mei)(mei)(mei)周至(zhi)少(shao)(shao)進(jin)行一(yi)(yi)次夜(ye)間(jian)巡(xun)視(shi); b.無人值(zhi)班(ban)變(bian)(bian)(bian)電(dian)(dian)(dian)站內(nei)容量為 3150kVA 及以(yi)(yi)上的(de)油(you)(you)(you)(you)(you)(you)(you)(you)浸(jin)(jin)式(shi)(shi)(shi)(shi)(shi)變(bian)(bian)(bian)壓(ya)(ya)器(qi)(qi)(qi)每(mei)(mei)(mei) 10 天至(zhi)少(shao)(shao)一(yi)(yi)次,3150kVA 以(yi)(yi)下(xia)的(de)每(mei)(mei)(mei)月至(zhi)少(shao)(shao)一(yi)(yi) 次。 及以(yi)(yi)下(xia)的(de)配電(dian)(dian)(dian)油(you)(you)(you)(you)(you)(you)(you)(you)浸(jin)(jin)式(shi)(shi)(shi)(shi)(shi)變(bian)(bian)(bian)壓(ya)(ya)器(qi)(qi)(qi),裝于室內(nei)的(de)每(mei)(mei)(mei)月至(zhi)少(shao)(shao)一(yi)(yi)次,戶外(wai)(包(bao)括郊區(qu)及農村的(de))每(mei)(mei)(mei)季至(zhi)少(shao)(shao)一(yi)(yi)次。 在下(xia)列情(qing)況下(xia)應對(dui)油(you)(you)(you)(you)(you)(you)(you)(you)浸(jin)(jin)式(shi)(shi)(shi)(shi)(shi)變(bian)(bian)(bian)壓(ya)(ya)器(qi)(qi)(qi)進(jin)行特殊巡(xun)視(shi)檢(jian)(jian)查,增加(jia)巡(xun)視(shi)檢(jian)(jian)查次數: a.新設備或經(jing)過檢(jian)(jian)修、改(gai)造的(de)油(you)(you)(you)(you)(you)(you)(you)(you)浸(jin)(jin)式(shi)(shi)(shi)(shi)(shi)變(bian)(bian)(bian)壓(ya)(ya)器(qi)(qi)(qi)在投運(yun) 72h 內(nei); b.有(you)嚴(yan)(yan)重缺陷時(shi); c.氣象突(tu)變(bian)(bian)(bian)(如大(da)(da)風、大(da)(da)霧、大(da)(da)雪、冰(bing)雹(bao)、寒(han)潮(chao)等(deng)(deng))時(shi); d.雷雨季節特別(bie)是雷雨后; e.高溫(wen)(wen)季節、高峰負載期(qi)間(jian); f.油(you)(you)(you)(you)(you)(you)(you)(you)浸(jin)(jin)式(shi)(shi)(shi)(shi)(shi)變(bian)(bian)(bian)壓(ya)(ya)器(qi)(qi)(qi)急救負載運(yun)行時(shi)。 油(you)(you)(you)(you)(you)(you)(you)(you)浸(jin)(jin)式(shi)(shi)(shi)(shi)(shi)變(bian)(bian)(bian)壓(ya)(ya)器(qi)(qi)(qi)日(ri)(ri)常(chang)巡(xun)視(shi)檢(jian)(jian)查一(yi)(yi)般包(bao)括以(yi)(yi)下(xia)內(nei)容: a.油(you)(you)(you)(you)(you)(you)(you)(you)浸(jin)(jin)式(shi)(shi)(shi)(shi)(shi)變(bian)(bian)(bian)壓(ya)(ya)器(qi)(qi)(qi)的(de)油(you)(you)(you)(you)(you)(you)(you)(you)溫(wen)(wen)和溫(wen)(wen)度(du)(du)計應正(zheng)常(chang),儲(chu)油(you)(you)(you)(you)(you)(you)(you)(you)柜(ju)的(de)油(you)(you)(you)(you)(you)(you)(you)(you)位應與溫(wen)(wen)度(du)(du)相對(dui)應,各部位無滲油(you)(you)(you)(you)(you)(you)(you)(you)、漏油(you)(you)(you)(you)(you)(you)(you)(you); b.套(tao)管油(you)(you)(you)(you)(you)(you)(you)(you)位應正(zheng)常(chang),套(tao)管外(wai)部無破(po)損裂(lie)紋、無嚴(yan)(yan)重油(you)(you)(you)(you)(you)(you)(you)(you)污、無放電(dian)(dian)(dian)痕跡(ji)及其(qi)它異常(chang)現象; c.油(you)(you)(you)(you)(you)(you)(you)(you)浸(jin)(jin)式(shi)(shi)(shi)(shi)(shi)變(bian)(bian)(bian)壓(ya)(ya)器(qi)(qi)(qi)音響正(zheng)常(chang); d.各冷卻(que)器(qi)(qi)(qi)手(shou)感溫(wen)(wen)度(du)(du)應相近,風扇、油(you)(you)(you)(you)(you)(you)(you)(you)泵、水泵運(yun)轉(zhuan)正(zheng)常(chang),油(you)(you)(you)(you)(you)(you)(you)(you)流繼電(dian)(dian)(dian)器(qi)(qi)(qi)工 作正(zheng)常(chang);
e.水(shui)(shui)冷(leng)卻器(qi)(qi)(qi)(qi)(qi)的(de)(de)(de)(de)(de)油(you)(you)壓(ya)(ya)應(ying)(ying)(ying)(ying)大于水(shui)(shui)壓(ya)(ya)(制(zhi)造廠另有(you)規(gui)定(ding)者除外); f.吸(xi)濕(shi)器(qi)(qi)(qi)(qi)(qi)完(wan)好,吸(xi)附(fu)劑干燥; g.引線(xian)接(jie)頭、電(dian)(dian)纜、母線(xian)應(ying)(ying)(ying)(ying)無發熱跡(ji)象; h.壓(ya)(ya)力釋放器(qi)(qi)(qi)(qi)(qi)、安全氣(qi)道及防(fang)爆膜應(ying)(ying)(ying)(ying)完(wan)好無損; i.有(you)載(zai)分接(jie)開關(guan)的(de)(de)(de)(de)(de)分接(jie)位置及電(dian)(dian)源指示應(ying)(ying)(ying)(ying)正(zheng)常(chang)(chang); j.氣(qi)體繼電(dian)(dian)器(qi)(qi)(qi)(qi)(qi)內應(ying)(ying)(ying)(ying)無氣(qi)體; k.各(ge)控制(zhi)箱(xiang)和(he)二(er)次(ci)端子箱(xiang)應(ying)(ying)(ying)(ying)關(guan)嚴,無受潮; l.干式油(you)(you)浸(jin)(jin)式變(bian)(bian)壓(ya)(ya)器(qi)(qi)(qi)(qi)(qi)的(de)(de)(de)(de)(de)外部(bu)表面應(ying)(ying)(ying)(ying)無積污(wu); m.油(you)(you)浸(jin)(jin)式變(bian)(bian)壓(ya)(ya)器(qi)(qi)(qi)(qi)(qi)室(shi)的(de)(de)(de)(de)(de)門、窗、照明(ming)(ming)應(ying)(ying)(ying)(ying)完(wan)好,房屋不漏(lou)水(shui)(shui),溫(wen)度(du)正(zheng)常(chang)(chang); n.現場(chang)規(gui)程中(zhong)根據油(you)(you)浸(jin)(jin)式變(bian)(bian)壓(ya)(ya)器(qi)(qi)(qi)(qi)(qi)的(de)(de)(de)(de)(de)結構特點補充檢(jian)查(cha)的(de)(de)(de)(de)(de)其他(ta)項(xiang)目(mu)。 應(ying)(ying)(ying)(ying)對油(you)(you)浸(jin)(jin)式變(bian)(bian)壓(ya)(ya)器(qi)(qi)(qi)(qi)(qi)作定(ding)期(qi)檢(jian)查(cha)(檢(jian)查(cha)周期(qi)由現場(chang)規(gui)程規(gui)定(ding)),并增加以下(xia)(xia)檢(jian)查(cha)內容: a.外殼及箱(xiang)沿(yan)應(ying)(ying)(ying)(ying)無異常(chang)(chang)發熱; b.各(ge)部(bu)位的(de)(de)(de)(de)(de)接(jie)地應(ying)(ying)(ying)(ying)完(wan)好;必要時應(ying)(ying)(ying)(ying)測量鐵芯(xin)和(he)夾件(jian)的(de)(de)(de)(de)(de)接(jie)地電(dian)(dian)流; c.強油(you)(you)循環(huan)冷(leng)卻的(de)(de)(de)(de)(de)油(you)(you)浸(jin)(jin)式變(bian)(bian)壓(ya)(ya)器(qi)(qi)(qi)(qi)(qi)應(ying)(ying)(ying)(ying)作冷(leng)卻裝置的(de)(de)(de)(de)(de)自動切換(huan)(huan)試(shi)驗(yan); d.水(shui)(shui)冷(leng)卻器(qi)(qi)(qi)(qi)(qi)從旋塞放水(shui)(shui)檢(jian)查(cha)應(ying)(ying)(ying)(ying)無油(you)(you)跡(ji); e.有(you)載(zai)調壓(ya)(ya)裝置的(de)(de)(de)(de)(de)動作情況應(ying)(ying)(ying)(ying)正(zheng)常(chang)(chang); f.各(ge)種標志(zhi)應(ying)(ying)(ying)(ying)齊全明(ming)(ming)顯(xian); g.各(ge)種保護裝置應(ying)(ying)(ying)(ying)齊全、良好; h.各(ge)種溫(wen)度(du)計應(ying)(ying)(ying)(ying)在(zai)(zai)檢(jian)定(ding)周期(qi)內,超溫(wen)信號應(ying)(ying)(ying)(ying)正(zheng)確(que)可靠; i.消防(fang)設(she)(she)施應(ying)(ying)(ying)(ying)齊全完(wan)好; j.室(shi)(洞)內油(you)(you)浸(jin)(jin)式變(bian)(bian)壓(ya)(ya)器(qi)(qi)(qi)(qi)(qi)通風設(she)(she)備應(ying)(ying)(ying)(ying)完(wan)好; k.貯油(you)(you)池和(he)排(pai)油(you)(you)設(she)(she)施應(ying)(ying)(ying)(ying)保持良好狀態(tai)。 下(xia)(xia)述維護項(xiang)目(mu)的(de)(de)(de)(de)(de)周期(qi),可根據具體情況在(zai)(zai)現場(chang)規(gui)程中(zhong)規(gui)定(ding): a.清除儲油(you)(you)柜集污(wu)器(qi)(qi)(qi)(qi)(qi)內的(de)(de)(de)(de)(de)積水(shui)(shui)和(he)污(wu)物(wu); b.沖洗(xi)被污(wu)物(wu)堵(du)塞影響散熱的(de)(de)(de)(de)(de)冷(leng)卻器(qi)(qi)(qi)(qi)(qi); c.更換(huan)(huan)吸(xi)濕(shi)器(qi)(qi)(qi)(qi)(qi)和(he)凈油(you)(you)器(qi)(qi)(qi)(qi)(qi)內的(de)(de)(de)(de)(de)吸(xi)附(fu)劑; d.油(you)(you)浸(jin)(jin)式變(bian)(bian)壓(ya)(ya)器(qi)(qi)(qi)(qi)(qi)的(de)(de)(de)(de)(de)外部(bu)(包(bao)括(kuo)套管)清掃;
e.各(ge)(ge)(ge)種控制(zhi)箱和(he)二次回(hui)路的(de)(de)(de)檢(jian)查和(he)清掃。 油(you)(you)(you)浸(jin)(jin)式(shi)變(bian)(bian)(bian)壓(ya)(ya)(ya)器(qi)(qi)(qi)的(de)(de)(de)投運(yun)(yun)(yun)(yun)(yun)(yun)和(he)停(ting)(ting)運(yun)(yun)(yun)(yun)(yun)(yun) 在(zai)(zai)投運(yun)(yun)(yun)(yun)(yun)(yun)油(you)(you)(you)浸(jin)(jin)式(shi)變(bian)(bian)(bian)壓(ya)(ya)(ya)器(qi)(qi)(qi)之前,值班人員應(ying)仔細檢(jian)查,確認(ren)油(you)(you)(you)浸(jin)(jin)式(shi)變(bian)(bian)(bian)壓(ya)(ya)(ya)器(qi)(qi)(qi)及(ji)(ji)其保(bao)護裝(zhuang)置在(zai)(zai)良好狀態,具(ju)備(bei)帶電(dian)運(yun)(yun)(yun)(yun)(yun)(yun)行(xing)條(tiao) 件。并(bing)注意(yi)外部有無異物,臨時(shi)(shi)(shi)(shi)接(jie)地線是(shi)否(fou)已拆除(chu),分(fen)接(jie)開(kai)(kai)(kai)關(guan)(guan)位置是(shi)否(fou)正(zheng)確,各(ge)(ge)(ge)閥門開(kai)(kai)(kai)閉是(shi)否(fou)正(zheng)確。變(bian)(bian)(bian)壓(ya)(ya)(ya) 器(qi)(qi)(qi)在(zai)(zai)低溫投運(yun)(yun)(yun)(yun)(yun)(yun)時(shi)(shi)(shi)(shi),應(ying)防止呼吸(xi)器(qi)(qi)(qi)因(yin)結冰被堵。 運(yun)(yun)(yun)(yun)(yun)(yun)用(yong)中(zhong)的(de)(de)(de)備(bei)用(yong)油(you)(you)(you)浸(jin)(jin)式(shi)變(bian)(bian)(bian)壓(ya)(ya)(ya)器(qi)(qi)(qi)應(ying)隨時(shi)(shi)(shi)(shi)可以(yi)投入運(yun)(yun)(yun)(yun)(yun)(yun)行(xing)。長期(qi)停(ting)(ting)運(yun)(yun)(yun)(yun)(yun)(yun)者應(ying)定期(qi)充(chong)(chong)電(dian),同(tong)時(shi)(shi)(shi)(shi)投入冷卻(que)(que)裝(zhuang)置。如系(xi)(xi)強油(you)(you)(you) 循(xun)環油(you)(you)(you)浸(jin)(jin)式(shi)變(bian)(bian)(bian)壓(ya)(ya)(ya)器(qi)(qi)(qi),充(chong)(chong)電(dian)后(hou)不(bu)(bu)帶負(fu)載(zai)(zai)運(yun)(yun)(yun)(yun)(yun)(yun)行(xing)時(shi)(shi)(shi)(shi),應(ying)輪流投入部分(fen)冷卻(que)(que)器(qi)(qi)(qi),其數量不(bu)(bu)超過制(zhi)造廠規(gui)(gui)定空載(zai)(zai)時(shi)(shi)(shi)(shi)的(de)(de)(de)運(yun)(yun)(yun)(yun)(yun)(yun)行(xing)臺(tai) 數。 油(you)(you)(you)浸(jin)(jin)式(shi)變(bian)(bian)(bian)壓(ya)(ya)(ya)器(qi)(qi)(qi)投運(yun)(yun)(yun)(yun)(yun)(yun)和(he)停(ting)(ting)運(yun)(yun)(yun)(yun)(yun)(yun)的(de)(de)(de)操作程序應(ying)在(zai)(zai)現場規(gui)(gui)程中(zhong)規(gui)(gui)定,并(bing)須遵守下列各(ge)(ge)(ge)項: a.強油(you)(you)(you)循(xun)環油(you)(you)(you)浸(jin)(jin)式(shi)變(bian)(bian)(bian)壓(ya)(ya)(ya)器(qi)(qi)(qi)投運(yun)(yun)(yun)(yun)(yun)(yun)時(shi)(shi)(shi)(shi)應(ying)逐臺(tai)投入冷卻(que)(que)器(qi)(qi)(qi),并(bing)按負(fu)載(zai)(zai)情況控制(zhi)投入冷卻(que)(que)器(qi)(qi)(qi)的(de)(de)(de)臺(tai)數;水(shui)冷卻(que)(que)器(qi)(qi)(qi)應(ying)先啟動 油(you)(you)(you)泵,再開(kai)(kai)(kai)啟水(shui)系(xi)(xi)統;停(ting)(ting)電(dian)操作先停(ting)(ting)水(shui)后(hou)停(ting)(ting)油(you)(you)(you)泵;冬季停(ting)(ting)運(yun)(yun)(yun)(yun)(yun)(yun)時(shi)(shi)(shi)(shi)將冷卻(que)(que)器(qi)(qi)(qi)中(zhong)的(de)(de)(de)水(shui)放盡。 b.油(you)(you)(you)浸(jin)(jin)式(shi)變(bian)(bian)(bian)壓(ya)(ya)(ya)器(qi)(qi)(qi)的(de)(de)(de)充(chong)(chong)電(dian)應(ying)在(zai)(zai)有保(bao)護裝(zhuang)置的(de)(de)(de)電(dian)源(yuan)側(ce)用(yong)斷(duan)(duan)路器(qi)(qi)(qi)操作,停(ting)(ting)運(yun)(yun)(yun)(yun)(yun)(yun)時(shi)(shi)(shi)(shi)應(ying)先停(ting)(ting)負(fu)載(zai)(zai)側(ce),后(hou)停(ting)(ting)電(dian)源(yuan)側(ce)。 c.在(zai)(zai)無斷(duan)(duan)路器(qi)(qi)(qi)時(shi)(shi)(shi)(shi),可用(yong)隔(ge)離開(kai)(kai)(kai)關(guan)(guan)投切(qie) 110kV 及(ji)(ji)以(yi)下且電(dian)流不(bu)(bu)超過 2A 的(de)(de)(de)空載(zai)(zai)油(you)(you)(you)浸(jin)(jin)式(shi)變(bian)(bian)(bian)壓(ya)(ya)(ya)器(qi)(qi)(qi);用(yong)于切(qie)斷(duan)(duan) 20kV 及(ji)(ji) 以(yi)上油(you)(you)(you)浸(jin)(jin)式(shi)變(bian)(bian)(bian)壓(ya)(ya)(ya)器(qi)(qi)(qi)的(de)(de)(de)隔(ge)離開(kai)(kai)(kai)關(guan)(guan),必(bi)須三相(xiang)聯動且裝(zhuang)有消弧(hu)角;裝(zhuang)在(zai)(zai)室內的(de)(de)(de)隔(ge)離開(kai)(kai)(kai)關(guan)(guan)必(bi)須在(zai)(zai)各(ge)(ge)(ge)相(xiang)之間安裝(zhuang)耐(nai)弧(hu)的(de)(de)(de)絕 緣隔(ge)板。若不(bu)(bu)能(neng)滿足上述規(gui)(gui)定,又必(bi)須用(yong)隔(ge)離開(kai)(kai)(kai)關(guan)(guan)操作時(shi)(shi)(shi)(shi),須經(jing)本單位總工程師(shi)批準。 d.允許用(yong)熔斷(duan)(duan)器(qi)(qi)(qi)投切(qie)空載(zai)(zai)配電(dian)油(you)(you)(you)浸(jin)(jin)式(shi)變(bian)(bian)(bian)壓(ya)(ya)(ya)器(qi)(qi)(qi)和(he) 66kV 的(de)(de)(de)站(zhan)用(yong)油(you)(you)(you)浸(jin)(jin)式(shi)變(bian)(bian)(bian)壓(ya)(ya)(ya)器(qi)(qi)(qi)。 新(xin)投運(yun)(yun)(yun)(yun)(yun)(yun)的(de)(de)(de)油(you)(you)(you)浸(jin)(jin)式(shi)變(bian)(bian)(bian)壓(ya)(ya)(ya)器(qi)(qi)(qi)應(ying)按 GBJ148 中(zhong) 條(tiao)和(he) 條(tiao)規(gui)(gui)定試(shi)運(yun)(yun)(yun)(yun)(yun)(yun)行(xing)。更(geng)換繞組后(hou)的(de)(de)(de)油(you)(you)(you)浸(jin)(jin)式(shi)變(bian)(bian)(bian)壓(ya)(ya)(ya)器(qi)(qi)(qi)參(can)照執行(xing), |
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