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(po)了(le)傳統的(de)(de)(de)疊片式鐵芯結構，其采(cai)用(yong)(yong)高導磁取(qu)向(xiang)的(de)(de)(de)冷軋硅鋼片卷繞成封閉形，故(gu)空載損耗和勵磁電(dian)(dian)(dian)(dian)(dian)(dian)(dian)流也因此用(yong)(yong)材量(liang)大幅(fu)下降。變壓器(qi)采(cai)用(yong)(yong)全密封結構，運(yun)行(xing)的(de)(de)(de)可(ke)(ke)(ke)靠性和使用(yong)(yong)壽(shou)命大大提高。現(xian)場(chang)試(shi)(shi)(shi)驗(yan)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)源(yuan)和推薦標準(zhun) 現(xian)場(chang)試(shi)(shi)(shi)驗(yan)的(de)(de)(de)理(li)想電(dian)(dian)(dian)(dian)(dian)(dian)(dian)源(yuan)，是采(cai)用(yong)(yong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)動(dong)機—發(fa)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)機組產生(sheng)的(de)(de)(de)中(zhong)頻電(dian)(dian)(dian)(dian)(dian)(dian)(dian)源(yuan)，三相電(dian)(dian)(dian)(dian)(dian)(dian)(dian)源(yuan)變壓器(qi)開口(kou)三角接線產生(sheng)的(de)(de)(de)150Hz電(dian)(dian)(dian)(dian)(dian)(dian)(dian)源(yuan)，或其它形式產生(sheng)的(de)(de)(de)中(zhong)頻電(dian)(dian)(dian)(dian)(dian)(dian)(dian)源(yuan)。若(ruo)采(cai)用(yong)(yong)這類(lei)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)源(yuan)，試(shi)(shi)(shi)驗(yan)應按6.2.1條中(zhong)的(de)(de)(de)加壓程序，試(shi)(shi)(shi)驗(yan)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)壓與允許放電(dian)(dian)(dian)(dian)(dian)(dian)(dian)量(liang)應同制(zhi)造廠協商(shang)。若(ruo)無合適的(de)(de)(de)中(zhong)頻或150Hz電(dian)(dian)(dian)(dian)(dian)(dian)(dian)源(yuan)，而又認為確(que)有必要進行(xing)局(ju)(ju)(ju)部放電(dian)(dian)(dian)(dian)(dian)(dian)(dian)試(shi)(shi)(shi)驗(yan),則可(ke)(ke)(ke)采(cai)用(yong)(yong)降低電(dian)(dian)(dian)(dian)(dian)(dian)(dian)壓的(de)(de)(de)現(xian)場(chang)試(shi)(shi)(shi)驗(yan)方法。其試(shi)(shi)(shi)驗(yan)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)壓可(ke)(ke)(ke)根(gen)據實際情況(kuang)盡(jin)可(ke)(ke)(ke)能高，持續(xu)時(shi)間和允許局(ju)(ju)(ju)部放電(dian)(dian)(dian)(dian)(dian)(dian)(dian)水(shui)平不作規定。 降低電(dian)(dian)(dian)(dian)(dian)(dian)(dian)壓試(shi)(shi)(shi)驗(yan)法，不易激發(fa)變壓器(qi)絕緣的(de)(de)(de)局(ju)(ju)(ju)部放電(dian)(dian)(dian)(dian)(dian)(dian)(dian)缺陷(xian)。但經(jing)驗(yan)表明，當變壓器(qi)絕緣內部存在較嚴重的(de)(de)(de)局(ju)(ju)(ju)部放電(dian)(dian)(dian)(dian)(dian)(dian)(dian)時(shi)，通過這種試(shi)(shi)(shi)驗(yan)是能得出正確(que)結果(guo)的(de)(de)(de)。

山(shan)東報告(gao)網發布(bu)的《2011-2015年(nian)山(shan)東35KVS11油(you)浸(jin)(jin)(jin)式變(bian)(bian)壓(ya)(ya)(ya)器(qi)市(shi)(shi)場(chang)分析與投資戰略研究報告(gao)》共三章。首先介紹了世界(jie)35KVS11油(you)浸(jin)(jin)(jin)式變(bian)(bian)壓(ya)(ya)(ya)器(qi)行業發展態勢、山(shan)東35KVS11油(you)浸(jin)(jin)(jin)式變(bian)(bian)壓(ya)(ya)(ya)器(qi)市(shi)(shi)場(chang)運行環境等(deng)，接著分析了山(shan)東35KVS11油(you)浸(jin)(jin)(jin)式變(bian)(bian)壓(ya)(ya)(ya)器(qi)產業發展的現狀，然(ran)后(hou)(hou)介紹了山(shan)東35KVS11油(you)浸(jin)(jin)(jin)式變(bian)(bian)壓(ya)(ya)(ya)器(qi)市(shi)(shi)場(chang)競(jing)爭格(ge)局。隨后(hou)(hou)，報告(gao)對(dui)山(shan)東35KVS11油(you)浸(jin)(jin)(jin)式變(bian)(bian)壓(ya)(ya)(ya)器(qi)做了重點企業經營(ying)狀況分析，最后(hou)(hou)分析了山(shan)東35KVS11油(you)浸(jin)(jin)(jin)式變(bian)(bian)壓(ya)(ya)(ya)器(qi)行業發展趨勢與投資預測。您若(ruo)想(xiang)對(dui)35KVS11油(you)浸(jin)(jin)(jin)式變(bian)(bian)壓(ya)(ya)(ya)器(qi)產業有個系(xi)統的了解或者想(xiang)投資35KVS11油(you)浸(jin)(jin)(jin)式變(bian)(bian)壓(ya)(ya)(ya)器(qi)行業，本報告(gao)是您不可或缺的重要工具。

本課程(cheng)(cheng)流媒體授課光盤的(de)(de)制作將引入電(dian)(dian)(dian)路(lu)(lu)仿真軟件(jian)（TinaPro）的(de)(de)應用。TinaPro是目(mu)前國內唯一的(de)(de)具有中(zhong)文界面的(de)(de)電(dian)(dian)(dian)路(lu)(lu)仿真軟件(jian)。它(ta)庫存有2萬余(yu)個虛擬電(dian)(dian)(dian)子元器(qi)件(jian)和10余(yu)種電(dian)(dian)(dian)子測(ce)(ce)量測(ce)(ce)試儀(yi)器(qi)。利用它(ta)們可(ke)以在微機屏幕(mu)上(shang)組裝完整的(de)(de)電(dian)(dian)(dian)路(lu)(lu)原理(li)圖(tu)，從而進(jin)行(xing)測(ce)(ce)試、調試、曲(qu)線顯示、分析、計算(suan)以及設(she)計等(deng)。可(ke)以想見，在虛擬的(de)(de)電(dian)(dian)(dian)路(lu)(lu)圖(tu)上(shang)用電(dian)(dian)(dian)子測(ce)(ce)量測(ce)(ce)試儀(yi)器(qi)直接進(jin)行(xing)原理(li)講解、重點難點解析、過程(cheng)(cheng)演(yan)示將大(da)大(da)提高學習(xi)的(de)(de)效率。實(shi)(shi)際上(shang)，在工程(cheng)(cheng)實(shi)(shi)際中(zhong)運用電(dian)(dian)(dian)路(lu)(lu)仿真軟件(jian)已(yi)經相當普遍，因此應用電(dian)(dian)(dian)路(lu)(lu)仿真軟件(jian)不僅可(ke)以大(da)大(da)促進(jin)教(jiao)學，而且(qie)貼(tie)近工程(cheng)(cheng)實(shi)(shi)際對(dui)激發學生學習(xi)的(de)(de)興(xing)趣是十分有益的(de)(de)。講解過程(cheng)(cheng)中(zhong)要注意知識(shi)的(de)(de)銜接并突出技能訓(xun)練的(de)(de)重要地位(wei)。

電(dian)氣測(ce)(ce)量數(shu)據分(fen)析：變壓器正常(chang)(chang)運行時，可(ke)(ke)在變壓器鐵(tie)(tie)(tie)芯(xin)外引(yin)(yin)接(jie)(jie)(jie)地(di)(di)套(tao)(tao)管(guan)的(de)接(jie)(jie)(jie)地(di)(di)引(yin)(yin)下(xia)線上用鉗型電(dian)流(liu)表測(ce)(ce)量引(yin)(yin)線上是否有電(dian)流(liu)，正常(chang)(chang)情(qing)況下(xia)此(ci)電(dian)流(liu)很(hen)小(xiao)，為mA級(ji)（一(yi)般小(xiao)于0.3A），當存在多(duo)點(dian)接(jie)(jie)(jie)地(di)(di)故(gu)(gu)障(zhang)時，環流(liu)上升到“A”級(ji)，最大電(dian)流(liu)可(ke)(ke)達數(shu)百安培，通過測(ce)(ce)量環流(liu)便能對(dui)鐵(tie)(tie)(tie)芯(xin)接(jie)(jie)(jie)地(di)(di)故(gu)(gu)障(zhang)進行判(pan)斷(duan)。當設(she)備停止運行時，斷(duan)開鐵(tie)(tie)(tie)芯(xin)引(yin)(yin)出接(jie)(jie)(jie)地(di)(di)線，用2500V兆歐表對(dui)鐵(tie)(tie)(tie)芯(xin)接(jie)(jie)(jie)地(di)(di)套(tao)(tao)管(guan)測(ce)(ce)量絕緣電(dian)阻，如電(dian)阻值為零或與(yu)歷(li)年數(shu)據相(xiang)比(bi)較其值降低很(hen)多(duo)，則表明(ming)變壓器內部可(ke)(ke)能存在鐵(tie)(tie)(tie)芯(xin)多(duo)點(dian)接(jie)(jie)(jie)地(di)(di)，此(ci)時應正確測(ce)(ce)量各級(ji)繞組(zu)的(de)的(de)直流(liu)電(dian)阻，若各組(zu)數(shu)據未超標，且各相(xiang)之間與(yu)歷(li)次測(ce)(ce)試數(shu)據之間相(xiang)比(bi)較無明(ming)顯偏差，變化(hua)規律(lv)基(ji)本(ben)一(yi)致，則可(ke)(ke)排除故(gu)(gu)障(zhang)部位在電(dian)氣回(hui)路內，從而(er)確認主變鐵(tie)(tie)(tie)芯(xin)多(duo)點(dian)接(jie)(jie)(jie)地(di)(di)故(gu)(gu)障(zhang)。

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