35KVS11油浸式變壓器與S9型變壓器相比，S11型變壓器的空載損耗下降30%，空載勵磁電流下降70%，噪聲下降10dB。35KV油浸式變壓器打破了(le)傳(chuan)統的(de)(de)疊片(pian)(pian)式鐵芯結構(gou)，其采(cai)(cai)用(yong)高(gao)(gao)導(dao)磁(ci)取向的(de)(de)冷軋(ya)硅鋼片(pian)(pian)卷(juan)繞成封閉(bi)形，故空載(zai)損耗和(he)勵磁(ci)電(dian)(dian)(dian)(dian)流也因此用(yong)材量(liang)大幅(fu)下降(jiang)。變(bian)(bian)壓(ya)器采(cai)(cai)用(yong)全密封結構(gou)，運行(xing)的(de)(de)可靠性和(he)使用(yong)壽命大大提高(gao)(gao)。現場試(shi)驗(yan)(yan)(yan)電(dian)(dian)(dian)(dian)源(yuan)(yuan)(yuan)和(he)推(tui)薦(jian)標準(zhun) 現場試(shi)驗(yan)(yan)(yan)的(de)(de)理(li)想電(dian)(dian)(dian)(dian)源(yuan)(yuan)(yuan)，是(shi)采(cai)(cai)用(yong)電(dian)(dian)(dian)(dian)動機—發電(dian)(dian)(dian)(dian)機組(zu)產生(sheng)(sheng)的(de)(de)中頻(pin)電(dian)(dian)(dian)(dian)源(yuan)(yuan)(yuan)，三(san)相電(dian)(dian)(dian)(dian)源(yuan)(yuan)(yuan)變(bian)(bian)壓(ya)器開口三(san)角接線產生(sheng)(sheng)的(de)(de)150Hz電(dian)(dian)(dian)(dian)源(yuan)(yuan)(yuan)，或其它形式產生(sheng)(sheng)的(de)(de)中頻(pin)電(dian)(dian)(dian)(dian)源(yuan)(yuan)(yuan)。若(ruo)采(cai)(cai)用(yong)這(zhe)類電(dian)(dian)(dian)(dian)源(yuan)(yuan)(yuan)，試(shi)驗(yan)(yan)(yan)應按(an)6.2.1條中的(de)(de)加壓(ya)程序，試(shi)驗(yan)(yan)(yan)電(dian)(dian)(dian)(dian)壓(ya)與允許(xu)放(fang)(fang)電(dian)(dian)(dian)(dian)量(liang)應同制造(zao)廠協商。若(ruo)無(wu)合適的(de)(de)中頻(pin)或150Hz電(dian)(dian)(dian)(dian)源(yuan)(yuan)(yuan)，而又認為(wei)確(que)有(you)必要進行(xing)局部(bu)(bu)放(fang)(fang)電(dian)(dian)(dian)(dian)試(shi)驗(yan)(yan)(yan),則可采(cai)(cai)用(yong)降(jiang)低電(dian)(dian)(dian)(dian)壓(ya)的(de)(de)現場試(shi)驗(yan)(yan)(yan)方法。其試(shi)驗(yan)(yan)(yan)電(dian)(dian)(dian)(dian)壓(ya)可根據實際(ji)情況(kuang)盡(jin)可能(neng)高(gao)(gao)，持續(xu)時(shi)間和(he)允許(xu)局部(bu)(bu)放(fang)(fang)電(dian)(dian)(dian)(dian)水平不作規(gui)定。 降(jiang)低電(dian)(dian)(dian)(dian)壓(ya)試(shi)驗(yan)(yan)(yan)法，不易激發變(bian)(bian)壓(ya)器絕緣(yuan)的(de)(de)局部(bu)(bu)放(fang)(fang)電(dian)(dian)(dian)(dian)缺陷。但(dan)經驗(yan)(yan)(yan)表明，當(dang)變(bian)(bian)壓(ya)器絕緣(yuan)內(nei)部(bu)(bu)存在較嚴重的(de)(de)局部(bu)(bu)放(fang)(fang)電(dian)(dian)(dian)(dian)時(shi)，通過這(zhe)種(zhong)試(shi)驗(yan)(yan)(yan)是(shi)能(neng)得出(chu)正確(que)結果的(de)(de)。

山(shan)(shan)(shan)東報告(gao)(gao)網(wang)發(fa)布的《2011-2015年山(shan)(shan)(shan)東35KVS11油(you)浸(jin)式變(bian)(bian)(bian)(bian)壓(ya)器市(shi)場分析與投資(zi)戰略研究報告(gao)(gao)》共三(san)章(zhang)。首(shou)先介紹了(le)(le)世(shi)界35KVS11油(you)浸(jin)式變(bian)(bian)(bian)(bian)壓(ya)器行業發(fa)展態勢(shi)(shi)、山(shan)(shan)(shan)東35KVS11油(you)浸(jin)式變(bian)(bian)(bian)(bian)壓(ya)器市(shi)場運行環境等，接(jie)著分析了(le)(le)山(shan)(shan)(shan)東35KVS11油(you)浸(jin)式變(bian)(bian)(bian)(bian)壓(ya)器產業發(fa)展的現狀(zhuang)，然后介紹了(le)(le)山(shan)(shan)(shan)東35KVS11油(you)浸(jin)式變(bian)(bian)(bian)(bian)壓(ya)器市(shi)場競爭格局。隨(sui)后，報告(gao)(gao)對(dui)山(shan)(shan)(shan)東35KVS11油(you)浸(jin)式變(bian)(bian)(bian)(bian)壓(ya)器做(zuo)了(le)(le)重(zhong)點企(qi)業經營狀(zhuang)況分析，最后分析了(le)(le)山(shan)(shan)(shan)東35KVS11油(you)浸(jin)式變(bian)(bian)(bian)(bian)壓(ya)器行業發(fa)展趨勢(shi)(shi)與投資(zi)預測。您若想對(dui)35KVS11油(you)浸(jin)式變(bian)(bian)(bian)(bian)壓(ya)器產業有(you)個系統(tong)的了(le)(le)解或者(zhe)想投資(zi)35KVS11油(you)浸(jin)式變(bian)(bian)(bian)(bian)壓(ya)器行業，本報告(gao)(gao)是您不可或缺的重(zhong)要工具。

本課程(cheng)流媒體(ti)授(shou)課光(guang)盤的(de)(de)(de)制作將引入電(dian)路(lu)(lu)仿(fang)真(zhen)軟(ruan)件(jian)（TinaPro）的(de)(de)(de)應用(yong)。TinaPro是(shi)目前國內唯一的(de)(de)(de)具(ju)有中(zhong)文界面的(de)(de)(de)電(dian)路(lu)(lu)仿(fang)真(zhen)軟(ruan)件(jian)。它庫(ku)存(cun)有2萬余個虛擬電(dian)子(zi)(zi)元器(qi)件(jian)和(he)10余種電(dian)子(zi)(zi)測(ce)量測(ce)試(shi)儀器(qi)。利用(yong)它們可(ke)(ke)以在(zai)微(wei)機屏幕上(shang)組裝完整(zheng)的(de)(de)(de)電(dian)路(lu)(lu)原理圖，從而(er)進(jin)行測(ce)試(shi)、調試(shi)、曲(qu)線顯示、分析、計(ji)算以及設計(ji)等。可(ke)(ke)以想見，在(zai)虛擬的(de)(de)(de)電(dian)路(lu)(lu)圖上(shang)用(yong)電(dian)子(zi)(zi)測(ce)量測(ce)試(shi)儀器(qi)直接(jie)進(jin)行原理講(jiang)解、重點難(nan)點解析、過(guo)程(cheng)演示將大大提高(gao)學(xue)(xue)習的(de)(de)(de)效率。實際(ji)上(shang)，在(zai)工程(cheng)實際(ji)中(zhong)運用(yong)電(dian)路(lu)(lu)仿(fang)真(zhen)軟(ruan)件(jian)已經相(xiang)當普遍，因(yin)此(ci)應用(yong)電(dian)路(lu)(lu)仿(fang)真(zhen)軟(ruan)件(jian)不(bu)僅可(ke)(ke)以大大促進(jin)教學(xue)(xue)，而(er)且貼近工程(cheng)實際(ji)對激發學(xue)(xue)生學(xue)(xue)習的(de)(de)(de)興(xing)趣是(shi)十(shi)分有益的(de)(de)(de)。講(jiang)解過(guo)程(cheng)中(zhong)要注意(yi)知識的(de)(de)(de)銜接(jie)并突(tu)出技能訓練的(de)(de)(de)重要地位。

電(dian)(dian)氣(qi)測(ce)(ce)(ce)量數(shu)據分析：變壓(ya)器(qi)正(zheng)常運行時(shi)(shi)，可(ke)在變壓(ya)器(qi)鐵(tie)芯(xin)(xin)(xin)外引(yin)接(jie)(jie)地(di)(di)套管(guan)的接(jie)(jie)地(di)(di)引(yin)下線上用(yong)鉗型(xing)電(dian)(dian)流(liu)表(biao)測(ce)(ce)(ce)量引(yin)線上是否有電(dian)(dian)流(liu)，正(zheng)常情況(kuang)下此電(dian)(dian)流(liu)很(hen)小(xiao)(xiao)，為mA級（一般(ban)小(xiao)(xiao)于(yu)0.3A），當存(cun)在多(duo)點(dian)接(jie)(jie)地(di)(di)故(gu)(gu)障(zhang)時(shi)(shi)，環(huan)流(liu)上升到“A”級，最大電(dian)(dian)流(liu)可(ke)達數(shu)百安培，通(tong)過測(ce)(ce)(ce)量環(huan)流(liu)便能對鐵(tie)芯(xin)(xin)(xin)接(jie)(jie)地(di)(di)故(gu)(gu)障(zhang)進(jin)行判斷。當設備停止運行時(shi)(shi)，斷開鐵(tie)芯(xin)(xin)(xin)引(yin)出接(jie)(jie)地(di)(di)線，用(yong)2500V兆歐表(biao)對鐵(tie)芯(xin)(xin)(xin)接(jie)(jie)地(di)(di)套管(guan)測(ce)(ce)(ce)量絕緣電(dian)(dian)阻，如(ru)電(dian)(dian)阻值為零或與歷(li)年數(shu)據相比較(jiao)其值降低很(hen)多(duo)，則表(biao)明變壓(ya)器(qi)內(nei)部可(ke)能存(cun)在鐵(tie)芯(xin)(xin)(xin)多(duo)點(dian)接(jie)(jie)地(di)(di)，此時(shi)(shi)應(ying)正(zheng)確(que)測(ce)(ce)(ce)量各(ge)(ge)級繞(rao)組的的直(zhi)流(liu)電(dian)(dian)阻，若各(ge)(ge)組數(shu)據未超(chao)標，且各(ge)(ge)相之(zhi)間(jian)與歷(li)次測(ce)(ce)(ce)試數(shu)據之(zhi)間(jian)相比較(jiao)無明顯(xian)偏差(cha)，變化規(gui)律基本(ben)一致，則可(ke)排除故(gu)(gu)障(zhang)部位在電(dian)(dian)氣(qi)回路內(nei)，從而確(que)認主變鐵(tie)芯(xin)(xin)(xin)多(duo)點(dian)接(jie)(jie)地(di)(di)故(gu)(gu)障(zhang)。

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