<菏澤>天正華意電氣設備有限公司

菏(he)澤工(gong)頻(pin)(pin)高壓(ya)(ya)(ya)(ya)(ya)局(ju)放(fang)(fang)(fang)試驗裝(zhuang)(zhuang)置(zhi)(zhi)主要技術性能１、電(dian)(dian)(dian)(dian)(dian)容器在(zai)(zai)額(e)定(ding)電(dian)(dian)(dian)(dian)(dian)壓(ya)(ya)(ya)(ya)(ya)UN下(xia)可連(lian)續(xu)運行(xing)1小時(shi)。２、電(dian)(dian)(dian)(dian)(dian)容器電(dian)(dian)(dian)(dian)(dian)容量(liang)(liang)偏差范(fan)圍(wei):-5─＋10％CN 。３、電(dian)(dian)(dian)(dian)(dian)容器介(jie)質損耗角正切值(zhi):在(zai)(zai)20℃N0.9─1.1UN下(xia)不(bu)(bu)大于(yu)(yu)(yu)(yu)0.002。４、電(dian)(dian)(dian)(dian)(dian)容器短時(shi)工(gong)頻(pin)(pin)耐(nai)壓(ya)(ya)(ya)(ya)(ya)值(zhi)為1.1UN 。５、電(dian)(dian)(dian)(dian)(dian)容器在(zai)(zai)標稱值(zhi)電(dian)(dian)(dian)(dian)(dian)壓(ya)(ya)(ya)(ya)(ya)下(xia)的(de)(de)局(ju)部(bu)放(fang)(fang)(fang)電(dian)(dian)(dian)(dian)(dian)量(liang)(liang):≤5PC 根(gen)據用(yong)戶不(bu)(bu)同要求(qiu)外形尺(chi)寸可能有(you)變化表中(zhong)(zhong)(zhong)尺(chi)寸僅(jin)供參(can)考(kao)。使用(yong)環境條件６、使用(yong)地區海(hai)拔(ba)高度(du)不(bu)(bu)超過1000m環境空氣溫度(du)范(fan)圍(wei)為-25─＋45℃。７、產品(pin)使用(yong)時(shi)其環境空氣相(xiang)(xiang)對(dui)濕度(du)應(ying)(ying)不(bu)(bu)大于(yu)(yu)(yu)(yu)80％。（五）、倍頻(pin)(pin)發電(dian)(dian)(dian)(dian)(dian)機電(dian)(dian)(dian)(dian)(dian)源(yuan)濾波器LBS-800/431、主要技術參(can)數(shu)：三相(xiang)(xiang)額(e)定(ding)電(dian)(dian)(dian)(dian)(dian)壓(ya)(ya)(ya)(ya)(ya)： 800V 額(e)定(ding)電(dian)(dian)(dian)(dian)(dian)流 43A頻(pin)(pin) 率100～200Hz 線 路(lu) 數(shu)3衰減特性10KHz ～ 100KHz ≥ 60dB 100KHz ～ 300KHz ≥ 70dB背景(jing)噪音額(e)定(ding)電(dian)(dian)(dian)(dian)(dian)壓(ya)(ya)(ya)(ya)(ya)下(xia) Q≤ 5 PC聲明該(gai)儀器用(yong)于(yu)(yu)(yu)(yu)探(tan)(tan)測(ce)(ce)中(zhong)(zhong)(zhong)/高壓(ya)(ya)(ya)(ya)(ya)（MV/HV）設(she)(she)(she)備(bei)中(zhong)(zhong)(zhong)的(de)(de)局(ju)部(bu)放(fang)(fang)(fang)電(dian)(dian)(dian)(dian)(dian)源(yuan)。如(ru)(ru)(ru)果(guo)沒有(you)探(tan)(tan)測(ce)(ce)到放(fang)(fang)(fang)電(dian)(dian)(dian)(dian)(dian)，其并不(bu)(bu)意味著(zhu)中(zhong)(zhong)(zhong)高壓(ya)(ya)(ya)(ya)(ya)設(she)(she)(she)備(bei)中(zhong)(zhong)(zhong)無放(fang)(fang)(fang)電(dian)(dian)(dian)(dian)(dian)活動(dong)。放(fang)(fang)(fang)電(dian)(dian)(dian)(dian)(dian)源(yuan)往往具(ju)有(you)潛伏期(qi)，絕緣性能也可能會由于(yu)(yu)(yu)(yu)局(ju)部(bu)放(fang)(fang)(fang)電(dian)(dian)(dian)(dian)(dian)以外的(de)(de)其他原因而失效(xiao)。如(ru)(ru)(ru)果(guo)檢(jian)測(ce)(ce)到與(yu)中(zhong)(zhong)(zhong)高壓(ya)(ya)(ya)(ya)(ya)電(dian)(dian)(dian)(dian)(dian)力系統相(xiang)(xiang)連(lian)的(de)(de)設(she)(she)(she)備(bei)中(zhong)(zhong)(zhong)有(you)相(xiang)(xiang)當(dang)大的(de)(de)放(fang)(fang)(fang)電(dian)(dian)(dian)(dian)(dian)，應(ying)(ying)立即通知對(dui)設(she)(she)(she)備(bei)的(de)(de)負責的(de)(de)相(xiang)(xiang)關單位。警告：局(ju)部(bu)放(fang)(fang)(fang)電(dian)(dian)(dian)(dian)(dian)測(ce)(ce)試儀僅(jin)用(yong)于(yu)(yu)(yu)(yu)接地電(dian)(dian)(dian)(dian)(dian)位。·檢(jian)測(ce)(ce)電(dian)(dian)(dian)(dian)(dian)氣設(she)(she)(she)備(bei)時(shi)，在(zai)(zai)啟用(yong)探(tan)(tan)頭之(zhi)前應(ying)(ying)該(gai)確(que)保電(dian)(dian)(dian)(dian)(dian)氣儀器金屬外殼接地。 ·始(shi)終保持(chi)高壓(ya)(ya)(ya)(ya)(ya)部(bu)分與(yu)儀器、探(tan)(tan)頭和操(cao)作人員之(zhi)間(jian)的(de)(de)距離。 ·嚴格遵守當(dang)地規則(ze)。 ·附近有(you)雷(lei)暴天氣時(shi)，不(bu)(bu)得(de)進行(xing)測(ce)(ce)量(liang)(liang)。 ·電(dian)(dian)(dian)(dian)(dian)路(lu)通電(dian)(dian)(dian)(dian)(dian)后，不(bu)(bu)得(de)實施(shi)測(ce)(ce)量(liang)(liang)。 ·切勿在(zai)(zai)測(ce)(ce)試過程中(zhong)(zhong)(zhong)以機械方(fang)式(shi)（比(bi)如(ru)(ru)(ru)晃動(dong)或(huo)敲擊）、電(dian)(dian)(dian)(dian)(dian)氣方(fang)式(shi)（比(bi)如(ru)(ru)(ru)增(zeng)加(jia)電(dian)(dian)(dian)(dian)(dian)壓(ya)(ya)(ya)(ya)(ya)）或(huo)物(wu)理方(fang)式(shi)（比(bi)如(ru)(ru)(ru)加(jia)熱(re)）來干擾(rao)設(she)(she)(she)備(bei)。·不(bu)(bu)得(de)在(zai)(zai)爆炸環境中(zhong)(zhong)(zhong)操(cao)作儀器或(huo)附件。 ·電(dian)(dian)(dian)(dian)(dian)池充電(dian)(dian)(dian)(dian)(dian)器內部(bu)具(ju)有(you)市電(dian)(dian)(dian)(dian)(dian)交(jiao)流電(dian)(dian)(dian)(dian)(dian)壓(ya)(ya)(ya)(ya)(ya)。 ·該(gai)裝(zhuang)(zhuang)置(zhi)(zhi)不(bu)(bu)屬于(yu)(yu)(yu)(yu)用(yong)戶自己(ji)維修的(de)(de)裝(zhuang)(zhuang)置(zhi)(zhi)，如(ru)(ru)(ru)果(guo)需要維護與(yu)修理，請聯系本公(gong)司進行(xing)維修。

菏澤工頻(pin)(pin)(pin)高壓局放試(shi)驗(yan)裝(zhuang)置 校(xiao)正(zheng)脈(mo)沖發生器(qi)(qi)(qi)1、用(yong)途與(yu)適用(yong)范(fan)圍(wei)(wei)JZF—10校(xiao)正(zheng)脈(mo)沖發生器(qi)(qi)(qi)是(shi)一(yi)個小(xiao)型的(de)(de)(de)價(jia)廉的(de)(de)(de)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)池供電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)的(de)(de)(de)局部放電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)校(xiao)正(zheng)器(qi)(qi)(qi)，它(ta)體積(ji)小(xiao)，重(zhong)(zhong)量(liang)(liang)輕，便于攜(xie)帶，同步方(fang)(fang)便，適合(he)(he)作(zuo)為(wei)大(da)量(liang)(liang)的(de)(de)(de)現(xian)場測(ce)(ce)試(shi)和工廠產品(pin)測(ce)(ce)試(shi)的(de)(de)(de)校(xiao)正(zheng)脈(mo)沖發生器(qi)(qi)(qi)。它(ta)可以以三種放電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)量(liang)(liang)的(de)(de)(de)注入范(fan)圍(wei)(wei)向試(shi)品(pin)兩(liang)(liang)端(duan)(duan)注入頻(pin)(pin)(pin)率(lv)為(wei)1.2KHz左右的(de)(de)(de)校(xiao)正(zheng)脈(mo)沖。適合(he)(he)于國際電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)工委員會IEC—270所的(de)(de)(de)任(ren)何一(yi)種試(shi)驗(yan)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)路(lu)2、主要規格及技術參(can)數輸(shu)(shu)(shu)(shu)(shu)(shu)出電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)荷(he)量(liang)(liang)檔位：5 PC、10 PC、20 PC 、50PC極性：正(zheng)負交(jiao)替(ti)重(zhong)(zhong)復頻(pin)(pin)(pin)率(lv)：1.2KHz頻(pin)(pin)(pin)率(lv)變(bian)化范(fan)圍(wei)(wei)： ＞±100Hz脈(mo)沖上(shang)(shang)升沿時(shi)間(jian)：　100us注入電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)容(rong)：10PF 　電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)容(rong)誤(wu)差 Ec≤±４％方(fang)(fang)波電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)壓幅度(du)誤(wu)差 Eu≤±４％（50PC檔位）校(xiao)正(zheng)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)荷(he)誤(wu)差 Eq＝(Eu2＋Ec2)1/2 ≤±5％尺寸：160×125×50mm3重(zhong)(zhong)量(liang)(liang)：0.5kg電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)池：6F22 9V（三）、輸(shu)(shu)(shu)(shu)(shu)(shu)入單(dan)(dan)(dan)(dan)(dan)元(yuan)(yuan)(yuan)使用(yong)說明1、概述：輸(shu)(shu)(shu)(shu)(shu)(shu)入單(dan)(dan)(dan)(dan)(dan)元(yuan)(yuan)(yuan)是(shi)將放電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)試(shi)驗(yan)回路(lu)中的(de)(de)(de)放電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)信息檢測(ce)(ce)出來的(de)(de)(de)重(zhong)(zhong)要單(dan)(dan)(dan)(dan)(dan)元(yuan)(yuan)(yuan)，亦稱為(wei)檢測(ce)(ce)阻(zu)抗(kang)，本輸(shu)(shu)(shu)(shu)(shu)(shu)入單(dan)(dan)(dan)(dan)(dan)元(yuan)(yuan)(yuan)能(neng)符合(he)(he)IEC270所的(de)(de)(de)幾種局部放電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)的(de)(de)(de)檢測(ce)(ce)方(fang)(fang)法（并(bing)聯法、串聯法、平衡(heng)法等）。本輸(shu)(shu)(shu)(shu)(shu)(shu)入單(dan)(dan)(dan)(dan)(dan)元(yuan)(yuan)(yuan)采用(yong)高頻(pin)(pin)(pin)變(bian)壓器(qi)(qi)(qi)的(de)(de)(de)雙調諧(xie)式輸(shu)(shu)(shu)(shu)(shu)(shu)入回路(lu)，初(chu)次級(ji)均為(wei)LCR回路(lu)，其初(chu)級(ji)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)感量(liang)(liang)在局放儀(yi)的(de)(de)(de)放大(da)器(qi)(qi)(qi)頻(pin)(pin)(pin)帶內與(yu)試(shi)驗(yan)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)路(lu)的(de)(de)(de)等效電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)容(rong)相調諧(xie)。2、檢測(ce)(ce)靈敏(min)度(du)及輸(shu)(shu)(shu)(shu)(shu)(shu)入單(dan)(dan)(dan)(dan)(dan)元(yuan)(yuan)(yuan)允許電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流值：參(can)照TH-2010多通道局部放電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)檢測(ce)(ce)儀(yi)3、檢測(ce)(ce)阻(zu)抗(kang)的(de)(de)(de)選(xuan)擇(ze)(ze)：適當的(de)(de)(de)選(xuan)擇(ze)(ze)輸(shu)(shu)(shu)(shu)(shu)(shu)入單(dan)(dan)(dan)(dan)(dan)元(yuan)(yuan)(yuan)可獲得較(jiao)佳的(de)(de)(de)檢測(ce)(ce)靈敏(min)度(du)，檢測(ce)(ce)阻(zu)抗(kang)的(de)(de)(de)選(xuan)擇(ze)(ze)原則是(shi)保證LCR檢測(ce)(ce)回路(lu)的(de)(de)(de)諧(xie)振頻(pin)(pin)(pin)率(lv)F。落在所選(xuan)擇(ze)(ze)的(de)(de)(de)放大(da)器(qi)(qi)(qi)頻(pin)(pin)(pin)帶內。簡單(dan)(dan)(dan)(dan)(dan)粗略(lve)的(de)(de)(de)選(xuan)擇(ze)(ze)方(fang)(fang)法是(shi)：從輸(shu)(shu)(shu)(shu)(shu)(shu)入單(dan)(dan)(dan)(dan)(dan)元(yuan)(yuan)(yuan)初(chu)級(ji)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)感兩(liang)(liang)端(duan)(duan)上(shang)(shang)向主回路(lu)看(kan)過去所具有的(de)(de)(de)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)容(rong)量(liang)(liang)（通常為(wei)試(shi)品(pin)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)容(rong)與(yu)耦合(he)(he)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)容(rong)的(de)(de)(de)串聯值即試(shi)品(pin)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)容(rong)與(yu)耦合(he)(he)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)容(rong)的(de)(de)(de)積(ji)除(chu)以它(ta)們的(de)(de)(de)和），使其落在輸(shu)(shu)(shu)(shu)(shu)(shu)入單(dan)(dan)(dan)(dan)(dan)元(yuan)(yuan)(yuan)銘牌(pai)上(shang)(shang)所標調諧(xie)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)容(rong)范(fan)圍(wei)(wei)的(de)(de)(de)中間(jian)值附近(jin)，這(zhe)樣選(xuan)出的(de)(de)(de)輸(shu)(shu)(shu)(shu)(shu)(shu)入單(dan)(dan)(dan)(dan)(dan)元(yuan)(yuan)(yuan)就(jiu)是(shi)合(he)(he)適的(de)(de)(de)輸(shu)(shu)(shu)(shu)(shu)(shu)入單(dan)(dan)(dan)(dan)(dan)元(yuan)(yuan)(yuan)。所謂調諧(xie)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)容(rong)中間(jian)值是(shi)指兩(liang)(liang)端(duan)(duan)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)容(rong)值乘積(ji)的(de)(de)(de)平方(fang)(fang)根，選(xuan)擇(ze)(ze)接(jie)近(jin)這(zhe)個值的(de)(de)(de)輸(shu)(shu)(shu)(shu)(shu)(shu)入單(dan)(dan)(dan)(dan)(dan)元(yuan)(yuan)(yuan)可得到的(de)(de)(de)靈敏(min)度(du)。

菏澤工(gong)頻高壓局放(fang)試(shi)(shi)(shi)驗裝(zhuang)置 局部放(fang)電(dian)測(ce)試(shi)(shi)(shi)電(dian)路(lu)的(de)三種基本接(jie)法(fa)及優缺(que)點(dian)(dian)。并(bing)聯法(fa)）串(chuan)聯法(fa) 平(ping)衡法(fa)（1）標準試(shi)(shi)(shi)驗電(dian)路(lu)，又稱并(bing)聯法(fa)。適(shi)合于必須(xu)接(jie)地(di)的(de)試(shi)(shi)(shi)品(pin)(pin)。其缺(que)點(dian)(dian)是高壓引線(xian)(xian)對(dui)(dui)地(di)雜散(san)電(dian)容(rong)并(bing)聯在 CX上，會降低測(ce)試(shi)(shi)(shi)靈敏度。（2）接(jie)法(fa)的(de)串(chuan)聯法(fa)，其要求試(shi)(shi)(shi)品(pin)(pin)低壓端對(dui)(dui)地(di)浮置。其優點(dian)(dian)是變壓器(qi)入口電(dian)容(rong)、高壓線(xian)(xian)對(dui)(dui)地(di)雜散(san)電(dian)容(rong)與耦(ou)合電(dian)容(rong)CK并(bing)聯，有利于提(ti)(ti)高試(shi)(shi)(shi)驗靈敏度。缺(que)點(dian)(dian)是試(shi)(shi)(shi)樣損壞(huai)時會損壞(huai)輸入單元。（3）平(ping)衡法(fa)試(shi)(shi)(shi)驗電(dian)路(lu)：要求兩個(ge)試(shi)(shi)(shi)品(pin)(pin)相接(jie)近，至少(shao)電(dian)容(rong)量為同一(yi)數量級其優點(dian)(dian)是外干擾強烈的(de)情(qing)況下，可取得較(jiao)(jiao)好抑(yi)制(zhi)干擾的(de)效果，并(bing)可變壓器(qi)雜散(san)電(dian)容(rong)的(de)影響(xiang)，而且(qie)可做大電(dian)容(rong)試(shi)(shi)(shi)驗。缺(que)點(dian)(dian)是須(xu)要兩個(ge)相似(si)的(de)試(shi)(shi)(shi)品(pin)(pin)，且(qie)當產生放(fang)電(dian)時，需(xu)設(she)法(fa)判(pan)別(bie)是哪個(ge)試(shi)(shi)(shi)品(pin)(pin)放(fang)電(dian)。值(zhi)得提(ti)(ti)出(chu)(chu)的(de)是：由于現(xian)場試(shi)(shi)(shi)驗條件的(de)限制(zhi)（找到兩個(ge)相似(si)的(de)試(shi)(shi)(shi)品(pin)(pin)且(qie)要保證一(yi)個(ge)試(shi)(shi)(shi)品(pin)(pin)無(wu)放(fang)電(dian)不太容(rong)易），所以在現(xian)場平(ping)衡法(fa)比較(jiao)(jiao)難實(shi)現(xian)，另外，由于采用串(chuan)聯法(fa)時，如(ru)果試(shi)(shi)(shi)品(pin)(pin)擊穿，將會對(dui)(dui)設(she)備(bei)造(zao)成比較(jiao)(jiao)大的(de)損害，所以出(chu)(chu)于對(dui)(dui)設(she)備(bei)保護(hu)的(de)想法(fa)，在現(xian)場試(shi)(shi)(shi)驗時一(yi)般采用并(bing)聯法(fa)。

菏(he)澤工(gong)頻高(gao)壓(ya)(ya)(ya)局放試(shi)驗(yan)(yan)裝置 概述 隨(sui)著(zhu)社會(hui)的(de)(de)(de)進步(bu)，科(ke)學的(de)(de)(de)發展(zhan)，人類對(dui)能源(yuan)的(de)(de)(de)需(xu)求愈(yu)來愈(yu)大，由于電(dian)(dian)(dian)(dian)(dian)(dian)力(li)在(zai)人們生(sheng)活當中是不(bu)(bu)可(ke)缺少的(de)(de)(de)一(yi)份重(zhong)要(yao)(yao)的(de)(de)(de)資源(yuan)，從而促進電(dian)(dian)(dian)(dian)(dian)(dian)力(li)工(gong)業的(de)(de)(de)迅猛發展(zhan)。隨(sui)著(zhu)網絡電(dian)(dian)(dian)(dian)(dian)(dian)壓(ya)(ya)(ya)的(de)(de)(de)提(ti)高(gao)和新(xin)的(de)(de)(de)生(sheng)產工(gong)藝、技術(shu)對(dui)性試(shi)驗(yan)(yan)放在(zai)了(le)議事(shi)日程上(shang)。為了(le)增加輸出(chu)發配(pei)電(dian)(dian)(dian)(dian)(dian)(dian)設備(bei)的(de)(de)(de)使(shi)用壽(shou)命，現對(dui)一(yi)些(xie)設備(bei)提(ti)出(chu)了(le)局部(bu)(bu)放電(dian)(dian)(dian)(dian)(dian)(dian)試(shi)驗(yan)(yan)的(de)(de)(de)要(yao)(yao)求。為了(le)適應不(bu)(bu)同的(de)(de)(de)電(dian)(dian)(dian)(dian)(dian)(dian)壓(ya)(ya)(ya)等級，不(bu)(bu)同容量的(de)(de)(de)電(dian)(dian)(dian)(dian)(dian)(dian)力(li)設備(bei)進行工(gong)頻電(dian)(dian)(dian)(dian)(dian)(dian)壓(ya)(ya)(ya)試(shi)驗(yan)(yan)，我廠制(zhi)(zhi)造各種規格的(de)(de)(de)工(gong)頻無(wu)局部(bu)(bu)放電(dian)(dian)(dian)(dian)(dian)(dian)試(shi)驗(yan)(yan)變(bian)壓(ya)(ya)(ya)器及(ji)其成套裝置，用戶(hu)(hu)根(gen)據(ju)需(xu)求自(zi)行選擇(ze)。從結(jie)構型(xing)(xing)式(shi)(shi)(shi)上(shang)分(fen)可(ke)分(fen)為：單(dan)相鐵(tie)殼式(shi)(shi)(shi)、單(dan)相鐵(tie)殼串(chuan)(chuan)級式(shi)(shi)(shi)、單(dan)相絕(jue)緣(yuan)筒(tong)外殼式(shi)(shi)(shi)和單(dan)相絕(jue)緣(yuan)筒(tong)外殼串(chuan)(chuan)級式(shi)(shi)(shi)四(si)種。單(dan)相鐵(tie)殼式(shi)(shi)(shi)一(yi)般(ban)(ban)適用于電(dian)(dian)(dian)(dian)(dian)(dian)壓(ya)(ya)(ya)容量較(jiao)低且(qie)便于攜(xie)帶(dai)或(huo)電(dian)(dian)(dian)(dian)(dian)(dian)壓(ya)(ya)(ya)容量較(jiao)大固定式(shi)(shi)(shi)，但(dan)對(dui)局部(bu)(bu)放電(dian)(dian)(dian)(dian)(dian)(dian)量要(yao)(yao)求較(jiao)低的(de)(de)(de)場(chang)(chang)合(he)；單(dan)相絕(jue)緣(yuan)筒(tong)式(shi)(shi)(shi)一(yi)般(ban)(ban)適用于對(dui)局部(bu)(bu)放電(dian)(dian)(dian)(dian)(dian)(dian)量要(yao)(yao)求較(jiao)高(gao)；電(dian)(dian)(dian)(dian)(dian)(dian)壓(ya)(ya)(ya)不(bu)(bu)太高(gao)，且(qie)比較(jiao)固定使(shi)用的(de)(de)(de)場(chang)(chang)合(he)，單(dan)相絕(jue)緣(yuan)筒(tong)式(shi)(shi)(shi)、串(chuan)(chuan)級式(shi)(shi)(shi)，主要(yao)(yao)適用于對(dui)局部(bu)(bu)放電(dian)(dian)(dian)(dian)(dian)(dian)要(yao)(yao)求較(jiao)高(gao)、電(dian)(dian)(dian)(dian)(dian)(dian)壓(ya)(ya)(ya)高(gao)、容量大或(huo)電(dian)(dian)(dian)(dian)(dian)(dian)壓(ya)(ya)(ya)容量大便于攜(xie)帶(dai)的(de)(de)(de)場(chang)(chang)合(he)，以上(shang)四(si)種型(xing)(xing)號(hao)供用戶(hu)(hu)根(gen)據(ju)不(bu)(bu)同要(yao)(yao)求自(zi)行選擇(ze)。二、產品(pin)型(xing)(xing)號(hao)編(bian)(bian)制(zhi)(zhi)說(shuo)明本型(xing)(xing)號(hao)編(bian)(bian)制(zhi)(zhi)參照JB/T.3837《變(bian)壓(ya)(ya)(ya)器類產品(pin)型(xing)(xing)號(hao)編(bian)(bian)制(zhi)(zhi)方法》三、使(shi)用貯存條件1．海拔高(gao)度不(bu)(bu)超過2000米2．周圍空氣(qi)溫(wen)度-5℃＋40℃，空氣(qi)相對(dui)濕度不(bu)(bu)大于85％（＋20％），從一(yi)個環(huan)境(jing)換到另(ling)一(yi)個環(huan)境(jing)，溫(wen)差(cha)不(bu)(bu)得大于15％。3．無(wu)導電(dian)(dian)(dian)(dian)(dian)(dian)塵埃存在(zai)。4．無(wu)火(huo)災(zai)及(ji)爆炸危險(xian)品(pin)。5．不(bu)(bu)含有腐蝕金屬和絕(jue)緣(yuan)的(de)(de)(de)氣(qi)體存在(zai)。6．無(wu)劇烈(lie)振(zhen)動和碰撞的(de)(de)(de)場(chang)(chang)所(suo)。7．地面(mian)水平(ping)面(mian)不(bu)(bu)超過3度。8．電(dian)(dian)(dian)(dian)(dian)(dian)源(yuan)電(dian)(dian)(dian)(dian)(dian)(dian)壓(ya)(ya)(ya)波(bo)形為正(zheng)弦波(bo)，波(bo)形畸(ji)變(bian)率小于1％，頻率為50Hz，電(dian)(dian)(dian)(dian)(dian)(dian)源(yuan)側(ce)應不(bu)(bu)遭受來自(zi)外部(bu)(bu)的(de)(de)(de)大氣(qi)過電(dian)(dian)(dian)(dian)(dian)(dian)壓(ya)(ya)(ya)。

菏澤(ze)工(gong)頻高壓(ya)局(ju)(ju)放(fang)(fang)試(shi)(shi)(shi)(shi)驗裝置 由以(yi)上局(ju)(ju)部(bu)(bu)(bu)放(fang)(fang)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)過(guo)程分析，同(tong)(tong)時(shi)(shi)根據(ju)局(ju)(ju)部(bu)(bu)(bu)放(fang)(fang)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)的(de)(de)(de)特點（同(tong)(tong)種試(shi)(shi)(shi)(shi)品，同(tong)(tong)樣的(de)(de)(de)環境下，電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)壓(ya)越(yue)高局(ju)(ju)部(bu)(bu)(bu)放(fang)(fang)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)量(liang)(liang)越(yue)大）可(ke)以(yi)知(zhi)道(dao)：一(yi)般情況(kuang)下，同(tong)(tong)一(yi)試(shi)(shi)(shi)(shi)品在(zai)(zai)(zai)一(yi)、三象限(xian)(xian)(xian)的(de)(de)(de)局(ju)(ju)部(bu)(bu)(bu)放(fang)(fang)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)量(liang)(liang)大于二、四象限(xian)(xian)(xian)的(de)(de)(de)局(ju)(ju)部(bu)(bu)(bu)放(fang)(fang)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)量(liang)(liang)。那是(shi)(shi)因(yin)為它們是(shi)(shi)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)壓(ya)的(de)(de)(de)上升(sheng)沿。（第(di)三象限(xian)(xian)(xian)是(shi)(shi)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)壓(ya)負的(de)(de)(de)上升(sheng)沿）。這就(jiu)(jiu)是(shi)(shi)我們測量(liang)(liang)中(zhong)為什么把(ba)時(shi)(shi)間窗刻意擺在(zai)(zai)(zai)一(yi)、三象限(xian)(xian)(xian)的(de)(de)(de)原(yuan)因(yin)。三、局(ju)(ju)部(bu)(bu)(bu)放(fang)(fang)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)的(de)(de)(de)測量(liang)(liang)原(yuan)理：局(ju)(ju)放(fang)(fang)儀運用的(de)(de)(de)原(yuan)理是(shi)(shi)脈(mo)沖(chong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)法(fa)(fa)原(yuan)理，即產生一(yi)次局(ju)(ju)部(bu)(bu)(bu)放(fang)(fang)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)時(shi)(shi)，試(shi)(shi)(shi)(shi)品Cx兩端產生一(yi)個瞬時(shi)(shi)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)壓(ya)變(bian)化Δu，此(ci)時(shi)(shi)若經過(guo)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)Ck耦合到一(yi)檢測阻(zu)抗Zd上，回(hui)路就(jiu)(jiu)會產生一(yi)脈(mo)沖(chong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)I，將脈(mo)沖(chong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)經檢測阻(zu)抗產生的(de)(de)(de)脈(mo)沖(chong)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)壓(ya)信息，予以(yi)檢測、放(fang)(fang)大和顯示等處理，就(jiu)(jiu)可(ke)以(yi)測定局(ju)(ju)部(bu)(bu)(bu)放(fang)(fang)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)的(de)(de)(de)一(yi)些(xie)基本參量(liang)(liang)（主要是(shi)(shi)放(fang)(fang)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)量(liang)(liang)q）。在(zai)(zai)(zai)這里需(xu)要指出的(de)(de)(de)是(shi)(shi)，試(shi)(shi)(shi)(shi)品內部(bu)(bu)(bu)實(shi)際的(de)(de)(de)局(ju)(ju)部(bu)(bu)(bu)放(fang)(fang)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)量(liang)(liang)是(shi)(shi)無(wu)法(fa)(fa)測量(liang)(liang)的(de)(de)(de)，因(yin)為試(shi)(shi)(shi)(shi)品內部(bu)(bu)(bu)的(de)(de)(de)局(ju)(ju)部(bu)(bu)(bu)放(fang)(fang)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)脈(mo)沖(chong)的(de)(de)(de)傳輸路徑和方向是(shi)(shi)極(ji)其(qi)復雜的(de)(de)(de)，因(yin)此(ci)我們只有通過(guo)對比法(fa)(fa)來檢測試(shi)(shi)(shi)(shi)品的(de)(de)(de)視在(zai)(zai)(zai)放(fang)(fang)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)荷，即在(zai)(zai)(zai)測試(shi)(shi)(shi)(shi)之前先(xian)在(zai)(zai)(zai)試(shi)(shi)(shi)(shi)品兩端注入(ru)一(yi)定的(de)(de)(de)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)量(liang)(liang)，調(diao)節放(fang)(fang)大倍(bei)數(shu)來建(jian)立標尺(chi)，然后將在(zai)(zai)(zai)實(shi)際電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)壓(ya)下收到的(de)(de)(de)試(shi)(shi)(shi)(shi)品內部(bu)(bu)(bu)的(de)(de)(de)局(ju)(ju)部(bu)(bu)(bu)放(fang)(fang)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)脈(mo)沖(chong)和標尺(chi)進行對比，以(yi)此(ci)來得(de)到試(shi)(shi)(shi)(shi)品的(de)(de)(de)視在(zai)(zai)(zai)放(fang)(fang)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)荷。