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全自(zi)(zi)動(dong)溫控(kong)電(dian)纜(lan)壓(ya)號(hao)(hao)(hao)機(ji)(ji)主要由(you)自(zi)(zi)動(dong)撥號(hao)(hao)(hao)字頭、電(dian)氣(qi)、儀表、溫控(kong)、紅外線(xian)加熱(re)(re)系統組成(cheng)。該設備在(zai)工作中移動(dong)方便，易于操作，壓(ya)號(hao)(hao)(hao)速(su)度快、時間短。根(gen)據電(dian)纜(lan)的平(ping)方、長(chang)(chang)度和(he)編(bian)碼(ma)任意(yi)排(pai)列，壓(ya)出(chu)的數碼(ma)，字體清晰、大方、不易磨損，其中關鍵是(shi)壓(ya)出(chu)的數碼(ma)深淺適度。不需把(ba)電(dian)纜(lan)拉(la)入(ru)室內，不用(yong)鉛皮打號(hao)(hao)(hao)，不用(yong)熱(re)(re)補機(ji)(ji)，不論電(dian)線(xian)在(zai)倉庫或(huo)在(zai)礦車上、院(yuan)內，找到兩頭放入(ru)本機(ji)(ji)即可(ke)完成(cheng)，不論編(bian)號(hao)(hao)(hao)、平(ping)方、長(chang)(chang)度，一次(ci)完成(cheng)任務，本機(ji)(ji)省(sheng)力、省(sheng)時、自(zi)(zi)動(dong)方便，是(shi)電(dian)纜(lan)管理的理想設備。適用(yong)于煤礦，鐵礦，油田以(yi)及各大工廠橡膠電(dian)纜(lan)線(xian)打號(hao)(hao)(hao)用(yong)。可(ke)打...

為了可靠準(zhun)確地識(shi)(shi)(shi)別(bie)電(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)，需要給被識(shi)(shi)(shi)別(bie)電(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)加一特殊的(de)信(xin)號(hao)，該(gai)(gai)信(xin)號(hao)要被接(jie)收(shou)機接(jie)收(shou)，利(li)用電(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)識(shi)(shi)(shi)別(bie)儀(yi)便能識(shi)(shi)(shi)別(bie)出要找的(de)電(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)。發生器將周(zhou)期性(xing)的(de)單(dan)極(ji)性(xing)電(dian)(dian)(dian)(dian)(dian)壓(ya)脈(mo)沖饋(kui)入(ru)要識(shi)(shi)(shi)別(bie)的(de)電(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)中，該(gai)(gai)電(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)需要在遠端接(jie)地，以保證有(you)足(zu)夠大(da)的(de)電(dian)(dian)(dian)(dian)(dian)流(liu)流(liu)過(guo)電(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)。該(gai)(gai)系統要設計成返回(hui)電(dian)(dian)(dian)(dian)(dian)流(liu)不要從(cong)(cong)同一電(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)中返回(hui)，能做到這一點，饋(kui)入(ru)電(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)中的(de)脈(mo)沖電(dian)(dian)(dian)(dian)(dian)流(liu)的(de)方(fang)向可做為一明顯的(de)識(shi)(shi)(shi)別(bie)標準(zhun)，流(liu)出去的(de)電(dian)(dian)(dian)(dian)(dian)流(liu)僅(jin)(jin)從(cong)(cong)這一根電(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)通(tong)過(guo)，所(suo)有(you)其它(ta)鄰近電(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)中流(liu)過(guo)的(de)都是返回(hui)電(dian)(dian)(dian)(dian)(dian)流(liu)，但(dan)它(ta)們(men)的(de)極(ji)性(xing)相反。除了電(dian)(dian)(dian)(dian)(dian)流(liu)方(fang)向這一實際差異外，電(dian)(dian)(dian)(dian)(dian)流(liu)幅度(du)也是一識(shi)(shi)(shi)別(bie)特征，流(liu)出去的(de)電(dian)(dian)(dian)(dian)(dian)流(liu)僅(jin)(jin)通(tong)...

路(lu)燈電(dian)(dian)纜(lan)故(gu)(gu)(gu)障(zhang)(zhang)(zhang)測(ce)(ce)試(shi)儀(yi)打(da)破了采(cai)用打(da)火(huo)放(fang)電(dian)(dian)聽聲(sheng)音(yin)的(de)(de)(de)原(yuan)理來測(ce)(ce)試(shi)電(dian)(dian)纜(lan)故(gu)(gu)(gu)障(zhang)(zhang)(zhang)的(de)(de)(de)傳統，該(gai)儀(yi)器在(zai)測(ce)(ce)試(shi)電(dian)(dian)纜(lan)故(gu)(gu)(gu)障(zhang)(zhang)(zhang)時(shi)無須打(da)火(huo)放(fang)電(dian)(dian)，既沒(mei)有(you)輔(fu)助設備，也不(bu)需要電(dian)(dian)源（儀(yi)器采(cai)用電(dian)(dian)池(chi)供(gong)電(dian)(dian)），操(cao)作方法(fa)(fa)十分簡便，不(bu)需要分析(xi)波形，一兩(liang)個人就可以輕(qing)松操(cao)作，相當于一部工具式(shi)儀(yi)器。是一種(zhong)(zhong)集(ji)電(dian)(dian)纜(lan)路(lu)徑探測(ce)(ce)、埋深(shen)測(ce)(ce)試(shi)、對(dui)地絕緣故(gu)(gu)(gu)障(zhang)(zhang)(zhang)定(ding)點(dian)三位一體的(de)(de)(de)儀(yi)器，可探測(ce)(ce)各種(zhong)(zhong)金屬傳輸(shu)線的(de)(de)(de)對(dui)地故(gu)(gu)(gu)障(zhang)(zhang)(zhang)。該(gai)儀(yi)器解決了以前各種(zhong)(zhong)儀(yi)器不(bu)能對(dui)短路(lu)、低阻故(gu)(gu)(gu)障(zhang)(zhang)(zhang)定(ding)點(dian)的(de)(de)(de)問題(ti)。在(zai)設計(ji)理論上由(you)以前人們普遍知(zhi)道的(de)(de)(de)脈沖反射法(fa)(fa)改為感應(ying)(ying)法(fa)(fa)，利(li)用電(dian)(dian)磁感應(ying)(ying)的(de)(de)(de)原(yuan)理來實現該(gai)儀(yi)器的(de)(de)(de)各種(zhong)(zhong)功...

隨著(zhu)電(dian)(dian)力技術(shu)的(de)發展，電(dian)(dian)氣設備(bei)得(de)到了廣(guang)泛的(de)應用，除了SF6斷路器(qi)(qi)，GIS封閉組合電(dian)(dian)器(qi)(qi)外，現(xian)在又出(chu)(chu)現(xian)了SF6絕(jue)緣(yuan)的(de)變壓器(qi)(qi)、電(dian)(dian)壓互(hu)(hu)感器(qi)(qi)、電(dian)(dian)源(yuan)互(hu)(hu)感器(qi)(qi)及各類高壓套管等。為了保證SF6電(dian)(dian)氣設備(bei)的(de)絕(jue)緣(yuan)和滅(mie)弧能力，SF6氣體一般都以較高的(de)壓力（如(ru)(ru):0.3Mpa和0.6Mpa等）安(an)裝(zhuang)在電(dian)(dian)器(qi)(qi)設備(bei)內，雖然(ran)有關規程要求(qiu)SF6電(dian)(dian)器(qi)(qi)設備(bei)的(de)年漏氣率(lv)不大(da)于(yu)1%，但在實際運行過程中，許多廠家的(de)設備(bei)都難以達(da)到此項(xiang)要求(qiu)。同時(shi)，如(ru)(ru)果設備(bei)的(de)密封出(chu)(chu)現(xian)故障和損(sun)壞，也會導致在短(duan)時(shi)間(jian)內泄漏大(da)量(liang)的(de)SF6氣體。另外，現(xian)場安(an)裝(zhuang)設備(bei)...

油浸式(shi)(shi)試驗變(bian)壓(ya)(ya)(ya)器(qi)(qi)按(an)照絕(jue)緣(yuan)和冷卻條件來分，可(ke)分為油浸式(shi)(shi)試驗變(bian)壓(ya)(ya)(ya)器(qi)(qi)和干(gan)式(shi)(shi)試驗變(bian)壓(ya)(ya)(ya)器(qi)(qi)，適用于(yu)各種電(dian)(dian)(dian)器(qi)(qi)產品(pin)(pin)、電(dian)(dian)(dian)氣設備(bei)、絕(jue)緣(yuan)材料(liao)等(deng)在規定(ding)(ding)(ding)電(dian)(dian)(dian)壓(ya)(ya)(ya)下的(de)(de)絕(jue)緣(yuan)強度(du)試驗，考核(he)產品(pin)(pin)的(de)(de)絕(jue)緣(yuan)水平，發現被(bei)試品(pin)(pin)的(de)(de)絕(jue)緣(yuan)缺陷及衡量承(cheng)受過電(dian)(dian)(dian)壓(ya)(ya)(ya)的(de)(de)能力(li)。是發電(dian)(dian)(dian)站、供配電(dian)(dian)(dian)系統及科研單位等(deng)廣大(da)用戶的(de)(de)基本(ben)試驗設備(bei)。較同類產品(pin)(pin)體積更小、重(zhong)量更輕、更美觀、更可(ke)靠(kao)、操(cao)作簡便、功(gong)能齊全。輕觸式(shi)(shi)面板按(an)鍵操(cao)作，所有功(gong)能都可(ke)通過按(an)鍵設定(ding)(ding)(ding)，采(cai)用IPM模(mo)塊(kuai)、電(dian)(dian)(dian)壓(ya)(ya)(ya)，電(dian)(dian)(dian)流，保(bao)護電(dian)(dian)(dian)流，時間設定(ding)(ding)(ding)四組數據同屏(ping)顯示，全數字式(shi)(shi)升壓(ya)(ya)(ya)，摒棄了傳統的(de)(de)調壓(ya)(ya)(ya)器(qi)(qi)升壓(ya)(ya)(ya)...

便(bian)攜(xie)式電(dian)(dian)(dian)纜(lan)(lan)(lan)壓(ya)號(hao)(hao)機不(bu)用鉛皮(pi)打號(hao)(hao)，無需(xu)熱(re)補(bu)器(qi)，只要(yao)找(zhao)到電(dian)(dian)(dian)纜(lan)(lan)(lan)兩(liang)頭放(fang)在本機即可(ke)完成，在任何場地均(jun)可(ke)施工，不(bu)論編號(hao)(hao)、長度(du)一次(ci)完成任務，省(sheng)力、省(sheng)時、自動方便(bian)，是電(dian)(dian)(dian)纜(lan)(lan)(lan)管理(li)的理(li)想設(she)備，是煤礦、鐵礦、油(you)田鉆探和建井(jing)以及各(ge)大工廠橡膠電(dian)(dian)(dian)纜(lan)(lan)(lan)線(xian)打號(hao)(hao)的理(li)想選擇。便(bian)攜(xie)式電(dian)(dian)(dian)纜(lan)(lan)(lan)壓(ya)號(hao)(hao)機屬于(yu)電(dian)(dian)(dian)纜(lan)(lan)(lan)壓(ya)印字(zi)(zi)碼(ma)機械設(she)備，它是由字(zi)(zi)碼(ma)輪(lun)與調(diao)碼(ma)器(qi)相連接轉動，字(zi)(zi)碼(ma)輪(lun)上設(she)有長度(du)代(dai)碼(ma)和符號(hao)(hao)與平方代(dai)碼(ma)及編號(hao)(hao)代(dai)碼(ma)，機體內(nei)設(she)有兩(liang)只加熱(re)器(qi)和數字(zi)(zi)碼(ma)熱(re)片(pian)，電(dian)(dian)(dian)纜(lan)(lan)(lan)由兩(liang)塊(kuai)調(diao)節滑塊(kuai)和電(dian)(dian)(dian)纜(lan)(lan)(lan)固定(ding)支(zhi)架固定(ding)，壓(ya)號(hao)(hao)機一次(ci)性將字(zi)(zi)碼(ma)壓(ya)印在電(dian)(dian)(dian)纜(lan)(lan)(lan)上。便(bian)攜(xie)式電(dian)(dian)(dian)纜(lan)(lan)(lan)壓(ya)號(hao)(hao)機使用...

YDJ輕型(xing)油浸式(shi)試(shi)驗(yan)變壓(ya)器(qi)，適用于電(dian)(dian)力(li)系統、工礦企業、交通、郵電(dian)(dian)部(bu)門、科研(yan)單(dan)位等，對各種(zhong)高(gao)壓(ya)電(dian)(dian)氣設備、電(dian)(dian)器(qi)元件、絕緣材(cai)料進行工頻或直流高(gao)壓(ya)下的絕緣強度試(shi)驗(yan)，發現被試(shi)品的絕緣缺(que)陷，衡量(liang)(liang)(liang)承受(shou)過電(dian)(dian)壓(ya)的能(neng)力(li)。1、選材(cai)優良，質量(liang)(liang)(liang)可靠，穩定性好；2、該油變采用新式(shi)絕緣材(cai)料，體(ti)積小，重(zhong)量(liang)(liang)(liang)輕；3、電(dian)(dian)壓(ya)裕度大，電(dian)(dian)量(liang)(liang)(liang)聲小，局放(fang)小。1、輸(shu)入(ru)電(dian)(dian)壓(ya)：AC220V或380V頻率50Hz2、輸(shu)出(chu)電(dian)(dian)壓(ya)：AC10～400kVDC14～420kV2、額定容(rong)量(liang)(liang)(liang)：1～400kVA3、空載電(dian)(dian)流：＜5%4、阻抗電(dian)(dian)壓(ya)：＜...

交直流(liu)試(shi)(shi)驗(yan)變(bian)壓(ya)(ya)器(qi)(qi)對各種(zhong)高壓(ya)(ya)電器(qi)(qi)設(she)備（如電機(ji)、變(bian)壓(ya)(ya)器(qi)(qi)、開關(guan)、電纜、絕緣子）、電氣(qi)元(yuan)件、絕緣材料(liao)進(jin)行工頻耐(nai)壓(ya)(ya)試(shi)(shi)驗(yan)和直流(liu)泄漏(lou)試(shi)(shi)驗(yan)，檢(jian)測其絕緣強度。根據(ju)絕緣介質(zhi)的不同，高壓(ya)(ya)試(shi)(shi)驗(yan)變(bian)壓(ya)(ya)器(qi)(qi)有三種(zhong)，分別為：GH-YD（JZ）系列(lie)油浸(jin)式(shi)試(shi)(shi)驗(yan)變(bian)壓(ya)(ya)器(qi)(qi)（簡(jian)稱(cheng)油變(bian)）、GH-YDQ系列(lie)充氣(qi)式(shi)試(shi)(shi)驗(yan)變(bian)壓(ya)(ya)器(qi)(qi)（簡(jian)稱(cheng)充氣(qi)變(bian)）和GH-GTB系列(lie)干(gan)式(shi)試(shi)(shi)驗(yan)變(bian)壓(ya)(ya)器(qi)(qi)（簡(jian)稱(cheng)干(gan)變(bian)）。產(chan)品特(te)點(dian)：GH-YD（JZ）系列(lie)油浸(jin)式(shi)試(shi)(shi)驗(yan)變(bian)壓(ya)(ya)器(qi)(qi)產(chan)品特(te)點(dian)：1、產(chan)品規(gui)格齊全，配套性強，2、一(yi)機(ji)多用(yong)，靈活輕巧(qiao)，可單臺或串級使用(yong)。3、根據(ju)用(yong)戶(hu)需要可...

架空線路(lu)接(jie)(jie)地(di)故(gu)障定(ding)位(wei)儀采(cai)用了隨機（偽隨機）變(bian)化的(de)(de)(de)正弦信(xin)(xin)(xin)號(hao)(hao)相(xiang)(xiang)關(guan)(guan)函數(shu)法(fa)，成功解決了線路(lu)分布電(dian)(dian)(dian)(dian)容對注(zhu)入信(xin)(xin)(xin)號(hao)(hao)的(de)(de)(de)干(gan)(gan)擾(rao)問題。即(ji)使在(zai)長線路(lu)、多分支、大電(dian)(dian)(dian)(dian)阻(zu)接(jie)(jie)地(di)的(de)(de)(de)故(gu)障狀態下也(ye)能夠準確定(ding)位(wei)接(jie)(jie)地(di)故(gu)障點。實現(xian)方法(fa)為(wei)：信(xin)(xin)(xin)號(hao)(hao)源(yuan)裝置注(zhu)入具有一定(ding)特征(zheng)的(de)(de)(de)信(xin)(xin)(xin)號(hao)(hao)（偽隨機序列(lie)），并將該特征(zheng)通(tong)過調頻方式載入注(zhu)入電(dian)(dian)(dian)(dian)流(liu)(liu)。探測器對接(jie)(jie)收到的(de)(de)(de)各種信(xin)(xin)(xin)號(hao)(hao)和信(xin)(xin)(xin)息進行(xing)采(cai)樣(yang)，計算出有關(guan)(guan)信(xin)(xin)(xin)號(hao)(hao)的(de)(de)(de)相(xiang)(xiang)關(guan)(guan)系(xi)數(shu)，根據相(xiang)(xiang)關(guan)(guan)系(xi)數(shu)判定(ding)各信(xin)(xin)(xin)號(hao)(hao)的(de)(de)(de)線性關(guan)(guan)系(xi)，從而區分出故(gu)障電(dian)(dian)(dian)(dian)流(liu)(liu)與分布電(dian)(dian)(dian)(dian)容電(dian)(dian)(dian)(dian)流(liu)(liu)（包(bao)括各種電(dian)(dian)(dian)(dian)磁干(gan)(gan)擾(rao)）。以(yi)此為(wei)依據就可以(yi)準確找(zhao)到接(jie)(jie)地(di)故(gu)障點。相(xiang)(xiang)關(guan)(guan)函數(shu)法(fa)，...

當由(you)低擋(dang)(dang)改換高擋(dang)(dang)觀察半(ban)導體(ti)管(guan)(guan)的(de)特性(xing)時，須(xu)先將(jiang)(jiang)峰值(zhi)電(dian)(dian)(dian)(dian)(dian)壓(ya)(ya)調到零值(zhi)，換擋(dang)(dang)后再按需要(yao)的(de)電(dian)(dian)(dian)(dian)(dian)壓(ya)(ya)逐漸增加，否則容易擊穿被測(ce)晶體(ti)管(guan)(guan)，變壓(ya)(ya)器(qi)特性(xing)測(ce)試(shi)儀是以(yi)半(ban)導體(ti)器(qi)件為測(ce)量(liang)對象(xiang)的(de)電(dian)(dian)(dian)(dian)(dian)子儀器(qi)。用(yong)它(ta)可(ke)以(yi)測(ce)試(shi)晶體(ti)三極管(guan)(guan)的(de)共發射極、共基極電(dian)(dian)(dian)(dian)(dian)路的(de)輸入特性(xing)、輸出特性(xing)；測(ce)試(shi)各(ge)種反向飽和(he)電(dian)(dian)(dian)(dian)(dian)流(liu)(liu)和(he)擊穿電(dian)(dian)(dian)(dian)(dian)壓(ya)(ya)，還可(ke)以(yi)測(ce)量(liang)場效管(guan)(guan)、穩壓(ya)(ya)管(guan)(guan)、二極管(guan)(guan)、單結(jie)晶體(ti)管(guan)(guan)、可(ke)控硅等(deng)器(qi)件的(de)各(ge)種參數。電(dian)(dian)(dian)(dian)(dian)容平衡：由(you)于集電(dian)(dian)(dian)(dian)(dian)極電(dian)(dian)(dian)(dian)(dian)流(liu)(liu)輸出端對地存在各(ge)種雜散電(dian)(dian)(dian)(dian)(dian)容，都將(jiang)(jiang)形成電(dian)(dian)(dian)(dian)(dian)容性(xing)電(dian)(dian)(dian)(dian)(dian)流(liu)(liu)，因(yin)而在電(dian)(dian)(dian)(dian)(dian)流(liu)(liu)取(qu)樣電(dian)(dian)(dian)(dian)(dian)阻上產生電(dian)(dian)(dian)(dian)(dian)壓(ya)(ya)降，造成測(ce)量(liang)誤差。為了盡量(liang)減小(xiao)電(dian)(dian)(dian)(dian)(dian)容性(xing)電(dian)(dian)(dian)(dian)(dian)流(liu)(liu)，測(ce)...

電(dian)纜(lan)打壓(ya)(ya)(ya)(ya)設(she)備運用串并聯諧(xie)振(zhen)的(de)(de)(de)原理，通(tong)(tong)過(guo)調節變(bian)頻控制(zhi)(zhi)器(qi)(qi)的(de)(de)(de)輸出頻率，使得回(hui)(hui)路(lu)(lu)中的(de)(de)(de)電(dian)抗(kang)(kang)器(qi)(qi)的(de)(de)(de)電(dian)感L和(he)試(shi)(shi)品電(dian)容C發生諧(xie)振(zhen)，諧(xie)振(zhen)電(dian)壓(ya)(ya)(ya)(ya)即為試(shi)(shi)品上(shang)所加電(dian)壓(ya)(ya)(ya)(ya)。通(tong)(tong)過(guo)調頻控制(zhi)(zhi)器(qi)(qi)提供(gong)供(gong)電(dian)電(dian)源，試(shi)(shi)驗電(dian)壓(ya)(ya)(ya)(ya)由勵磁變(bian)壓(ya)(ya)(ya)(ya)器(qi)(qi)經(jing)過(guo)初(chu)步升壓(ya)(ya)(ya)(ya)后(hou)，使高電(dian)壓(ya)(ya)(ya)(ya)加在電(dian)抗(kang)(kang)器(qi)(qi)L和(he)被試(shi)(shi)品CX上(shang)，通(tong)(tong)過(guo)改變(bian)調頻控制(zhi)(zhi)器(qi)(qi)的(de)(de)(de)輸出頻率，使回(hui)(hui)路(lu)(lu)處于(yu)串聯諧(xie)振(zhen)狀態；回(hui)(hui)路(lu)(lu)的(de)(de)(de)諧(xie)振(zhen)頻率取決于(yu)被試(shi)(shi)品電(dian)容CX和(he)電(dian)抗(kang)(kang)器(qi)(qi)的(de)(de)(de)電(dian)感L，調節變(bian)頻控制(zhi)(zhi)器(qi)(qi)的(de)(de)(de)輸出電(dian)壓(ya)(ya)(ya)(ya)，使試(shi)(shi)品上(shang)高壓(ya)(ya)(ya)(ya)達到所需(xu)要的(de)(de)(de)電(dian)壓(ya)(ya)(ya)(ya)值。電(dian)纜(lan)打壓(ya)(ya)(ya)(ya)設(she)備使用前必須注意以下(xia)幾點：1.除三芯電(dian)源線的(de)(de)(de)正常接地外務必將(jiang)主機背(bei)...