<甘孜>天正華意電氣設備有限公司

甘孜電(dian)纜(lan)故(gu)障(zhang)探(tan)測儀二、功(gong)能特點1.用于110kV及(ji)(ji)以下(xia)不(bu)同(tong)(tong)等級(ji)、不(bu)同(tong)(tong)截面、不(bu)同(tong)(tong)介質(zhi)及(ji)(ji)各種(zhong)材(cai)質(zhi)的(de)電(dian)力電(dian)纜(lan)的(de)各類故(gu)障(zhang)及(ji)(ji)電(dian)纜(lan)長度(du)(du)(du)、波(bo)速，故(gu)障(zhang)類型包括：開路、短路、低阻(zu)、高(gao)(gao)(gao)阻(zu)泄漏、高(gao)(gao)(gao)阻(zu)閃(shan)絡(luo)性故(gu)障(zhang)。2.工業級(ji)10.4寸(cun)彩色(se)觸(chu)摸(mo)(mo)液晶(jing)屏顯示(shi)(shi)，菜(cai)單式(shi)操(cao)作和文字提(ti)示(shi)(shi)實現人機(ji)互動(dong)。3.采用高(gao)(gao)(gao)集(ji)成(cheng)工控(kong)機(ji)，計算機(ji)控(kong)制、軟件操(cao)作；提(ti)供(gong)7種(zhong)測試(shi)(shi)脈沖，保證了測量(liang)精(jing)度(du)(du)(du)，滿(man)足(zu)了長電(dian)纜(lan)足(zu)夠遠、短電(dian)纜(lan)無盲區的(de)測試(shi)(shi)要求(qiu)。4.故(gu)障(zhang)自(zi)動(dong)搜索(suo)，距離自(zi)動(dong)顯示(shi)(shi)，雙游標(biao)移動(dong)可(ke)(ke)到1米，波(bo)形可(ke)(ke)任意壓(ya)縮(suo)、擴展，同(tong)(tong)屏隨機(ji)顯示(shi)(shi)幾個更接(jie)近標(biao)準(zhun)的(de)波(bo)形供(gong)你(ni)準(zhun)確比較(jiao)分(fen)析(xi)，提(ti)高(gao)(gao)(gao)測試(shi)(shi)精(jing)度(du)(du)(du)，減少誤差(cha)。5.內(nei)置(zhi)存儲/調出(chu)功(gong)能，可(ke)(ke)方便將數據(ju)及(ji)(ji)波(bo)形保存或(huo)調出(chu)重(zhong)新(xin)分(fen)析(xi)。6.內(nei)置(zhi)電(dian)源供(gong)電(dian)，在無電(dian)源環(huan)境中均可(ke)(ke)長時(shi)間使(shi)用。7.體積(ji)小、重(zhong)量(liang)輕、使(shi)用方便，檢測故(gu)障(zhang)成(cheng)功(gong)率和測試(shi)(shi)精(jing)度(du)(du)(du)高(gao)(gao)(gao)。8.在任何環(huan)境下(xia)性能穩定，不(bu)死機(ji)，信(xin)號(hao)采集(ji)高(gao)(gao)(gao)壓(ya)保護措(cuo)施。三(san)、技(ji)術(shu)參數1.采樣方法(fa)：低壓(ya)脈沖法(fa)、沖擊(ji)(ji)閃(shan)絡(luo)法(fa)、速度(du)(du)(du)測量(liang)法(fa)2.電(dian)纜(lan)長度(du)(du)(du)：50m、300m、1km、2km、5km、10km、30km、60km3.波(bo)速設置(zhi)：交聯乙烯、聚氯乙烯、油浸(jin)紙(zhi)、不(bu)滴油和未知類型自(zi)設定4.沖擊(ji)(ji)高(gao)(gao)(gao)壓(ya)：35kV及(ji)(ji)以下(xia)5.測試(shi)(shi)距離：＜60km6.分(fen) 辨 率：1m7.測試(shi)(shi)精(jing)度(du)(du)(du)：1m8.顯示(shi)(shi)方式(shi)：工業級(ji)10.4寸(cun)彩色(se)觸(chu)摸(mo)(mo)液晶(jing)屏9.操(cao)作方式(shi)：觸(chu)摸(mo)(mo)屏操(cao)作、物理旋鈕操(cao)作10.分(fen)析(xi)設置(zhi)：滾屏、縮(suo)放、保存、調出(chu)、波(bo)移等功(gong)能

甘孜電(dian)(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)(lan)故(gu)(gu)(gu)(gu)(gu)障(zhang)(zhang)(zhang)探測(ce)(ce)(ce)(ce)(ce)儀按(an)此(ci)鍵(jian)(jian)(jian)可(ke)在(zai)(zai)屏(ping)幕上顯示上次存(cun)儲的(de)(de)(de)(de)(de)(de)(de)(de)(de)內容，以(yi)(yi)便分(fen)(fen)析與計(ji)算(suan)(suan)。“比較”鍵(jian)(jian)(jian)：按(an)此(ci)鍵(jian)(jian)(jian)可(ke)將(jiang)當(dang)前采(cai)(cai)樣(yang)的(de)(de)(de)(de)(de)(de)(de)(de)(de)的(de)(de)(de)(de)(de)(de)(de)(de)(de)波(bo)(bo)(bo)形(xing)和(he)(he)(he)存(cun)儲在(zai)(zai)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)腦(nao)內存(cun)內的(de)(de)(de)(de)(de)(de)(de)(de)(de)波(bo)(bo)(bo)形(xing)同時顯示在(zai)(zai)屏(ping)幕上，用(yong)戶可(ke)對這兩(liang)幅(fu)(fu)波(bo)(bo)(bo)形(xing)進行比較分(fen)(fen)析。“平移(yi)(yi)(yi)(yi)”鍵(jian)(jian)(jian)：按(an)此(ci)鍵(jian)(jian)(jian)進入(ru)(ru)(ru)(ru)(ru)圖(tu)(tu)形(xing)左(zuo)右(you)移(yi)(yi)(yi)(yi)動功(gong)能，點“左(zuo)移(yi)(yi)(yi)(yi)”“右(you)移(yi)(yi)(yi)(yi)”鍵(jian)(jian)(jian)可(ke)將(jiang)屏(ping)幕上顯示的(de)(de)(de)(de)(de)(de)(de)(de)(de)兩(liang)個(ge)波(bo)(bo)(bo)形(xing)的(de)(de)(de)(de)(de)(de)(de)(de)(de)起點對齊，以(yi)(yi)便計(ji)算(suan)(suan)距離(li)。三、故(gu)(gu)(gu)(gu)(gu)障(zhang)(zhang)(zhang)測(ce)(ce)(ce)(ce)(ce)試(shi)(shi)(shi)方(fang)(fang)法 故(gu)(gu)(gu)(gu)(gu)障(zhang)(zhang)(zhang)測(ce)(ce)(ce)(ce)(ce)試(shi)(shi)(shi)一般分(fen)(fen)以(yi)(yi)下(xia)幾個(ge)步驟：首(shou)先摸清(qing)故(gu)(gu)(gu)(gu)(gu)障(zhang)(zhang)(zhang)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)(lan)的(de)(de)(de)(de)(de)(de)(de)(de)(de)基(ji)本情(qing)(qing)況：用(yong)搖表及萬用(yong)表測(ce)(ce)(ce)(ce)(ce)量(liang)故(gu)(gu)(gu)(gu)(gu)障(zhang)(zhang)(zhang)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)(lan)的(de)(de)(de)(de)(de)(de)(de)(de)(de)絕緣電(dian)(dian)(dian)(dian)(dian)(dian)(dian)阻，并用(yong)低(di)壓(ya)脈沖(chong)(chong)(chong)測(ce)(ce)(ce)(ce)(ce)量(liang)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)(lan)的(de)(de)(de)(de)(de)(de)(de)(de)(de)全(quan)(quan)(quan)長(chang)、是否有斷線、短路(lu)(lu)等。第(di)二(er)、根(gen)(gen)據(ju)(ju)故(gu)(gu)(gu)(gu)(gu)障(zhang)(zhang)(zhang)的(de)(de)(de)(de)(de)(de)(de)(de)(de)具體情(qing)(qing)況確定(ding)合適的(de)(de)(de)(de)(de)(de)(de)(de)(de)測(ce)(ce)(ce)(ce)(ce)試(shi)(shi)(shi)方(fang)(fang)式(shi)(shi)，測(ce)(ce)(ce)(ce)(ce)量(liang)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)(lan)故(gu)(gu)(gu)(gu)(gu)障(zhang)(zhang)(zhang)距離(li)。一般我(wo)們把斷線故(gu)(gu)(gu)(gu)(gu)障(zhang)(zhang)(zhang)和(he)(he)(he)直流電(dian)(dian)(dian)(dian)(dian)(dian)(dian)阻值在(zai)(zai)100Ω以(yi)(yi)下(xia)的(de)(de)(de)(de)(de)(de)(de)(de)(de)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)(lan)故(gu)(gu)(gu)(gu)(gu)障(zhang)(zhang)(zhang)稱為低(di)阻（開(kai)路(lu)(lu)）故(gu)(gu)(gu)(gu)(gu)障(zhang)(zhang)(zhang)，采(cai)(cai)用(yong)低(di)壓(ya)脈沖(chong)(chong)(chong)法測(ce)(ce)(ce)(ce)(ce)試(shi)(shi)(shi)，其它的(de)(de)(de)(de)(de)(de)(de)(de)(de)故(gu)(gu)(gu)(gu)(gu)障(zhang)(zhang)(zhang)采(cai)(cai)用(yong)沖(chong)(chong)(chong)閃法或直閃法。第(di)三、探測(ce)(ce)(ce)(ce)(ce)故(gu)(gu)(gu)(gu)(gu)障(zhang)(zhang)(zhang)點附近電(dian)(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)(lan)埋設的(de)(de)(de)(de)(de)(de)(de)(de)(de)路(lu)(lu)徑(jing)及深度(du)(du)。確定(ding)故(gu)(gu)(gu)(gu)(gu)障(zhang)(zhang)(zhang)點的(de)(de)(de)(de)(de)(de)(de)(de)(de)準確位(wei)(wei)置(zhi)。測(ce)(ce)(ce)(ce)(ce)試(shi)(shi)(shi)前將(jiang)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)(lan)始(shi)端(duan)和(he)(he)(he)終端(duan)頭的(de)(de)(de)(de)(de)(de)(de)(de)(de)所有連(lian)線斷開(kai)。測(ce)(ce)(ce)(ce)(ce)試(shi)(shi)(shi)系統(tong)的(de)(de)(de)(de)(de)(de)(de)(de)(de)面板上有“輸入(ru)(ru)(ru)(ru)(ru)振(zhen)幅(fu)(fu)”和(he)(he)(he)“位(wei)(wei)移(yi)(yi)(yi)(yi)”兩(liang)個(ge)旋(xuan)紐，分(fen)(fen)別用(yong)來調整(zheng)下(xia)次采(cai)(cai)樣(yang)的(de)(de)(de)(de)(de)(de)(de)(de)(de)輸入(ru)(ru)(ru)(ru)(ru)信號(hao)幅(fu)(fu)度(du)(du)和(he)(he)(he)波(bo)(bo)(bo)形(xing)的(de)(de)(de)(de)(de)(de)(de)(de)(de)上下(xia)位(wei)(wei)置(zhi)。１、低(di)壓(ya)脈沖(chong)(chong)(chong)方(fang)(fang)式(shi)(shi)低(di)壓(ya)脈沖(chong)(chong)(chong)用(yong)于測(ce)(ce)(ce)(ce)(ce)試(shi)(shi)(shi)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)(lan)中電(dian)(dian)(dian)(dian)(dian)(dian)(dian)波(bo)(bo)(bo)傳(chuan)播(bo)(bo)的(de)(de)(de)(de)(de)(de)(de)(de)(de)速(su)(su)度(du)(du)、電(dian)(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)(lan)全(quan)(quan)(quan)長(chang)、低(di)阻故(gu)(gu)(gu)(gu)(gu)障(zhang)(zhang)(zhang)和(he)(he)(he)開(kai)路(lu)(lu)故(gu)(gu)(gu)(gu)(gu)障(zhang)(zhang)(zhang)。儀器連(lian)接如(ru)右(you)圖(tu)(tu)。將(jiang)測(ce)(ce)(ce)(ce)(ce)試(shi)(shi)(shi)儀的(de)(de)(de)(de)(de)(de)(de)(de)(de)輸入(ru)(ru)(ru)(ru)(ru)線分(fen)(fen)別加到故(gu)(gu)(gu)(gu)(gu)障(zhang)(zhang)(zhang)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)(lan)的(de)(de)(de)(de)(de)(de)(de)(de)(de)地線和(he)(he)(he)故(gu)(gu)(gu)(gu)(gu)障(zhang)(zhang)(zhang)相。根(gen)(gen)據(ju)(ju)故(gu)(gu)(gu)(gu)(gu)障(zhang)(zhang)(zhang)的(de)(de)(de)(de)(de)(de)(de)(de)(de)具體情(qing)(qing)況，也可(ke)以(yi)(yi)把輸入(ru)(ru)(ru)(ru)(ru)線加在(zai)(zai)兩(liang)個(ge)相線上測(ce)(ce)(ce)(ce)(ce)試(shi)(shi)(shi)。●測(ce)(ce)(ce)(ce)(ce)速(su)(su)度(du)(du)對于有些電(dian)(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)(lan)，電(dian)(dian)(dian)(dian)(dian)(dian)(dian)波(bo)(bo)(bo)傳(chuan)播(bo)(bo)的(de)(de)(de)(de)(de)(de)(de)(de)(de)速(su)(su)度(du)(du)未(wei)知(zhi)，必須通(tong)過測(ce)(ce)(ce)(ce)(ce)試(shi)(shi)(shi)來確定(ding)。我(wo)們只(zhi)要知(zhi)道電(dian)(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)(lan)的(de)(de)(de)(de)(de)(de)(de)(de)(de)全(quan)(quan)(quan)長(chang)，就可(ke)以(yi)(yi)通(tong)過測(ce)(ce)(ce)(ce)(ce)試(shi)(shi)(shi)計(ji)算(suan)(suan)出(chu)該(gai)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)(lan)中電(dian)(dian)(dian)(dian)(dian)(dian)(dian)波(bo)(bo)(bo)傳(chuan)播(bo)(bo)的(de)(de)(de)(de)(de)(de)(de)(de)(de)速(su)(su)度(du)(du)。在(zai)(zai)“測(ce)(ce)(ce)(ce)(ce)試(shi)(shi)(shi)方(fang)(fang)法”菜單選擇(ze)(ze)“測(ce)(ce)(ce)(ce)(ce)速(su)(su)度(du)(du)”，根(gen)(gen)據(ju)(ju)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)(lan)的(de)(de)(de)(de)(de)(de)(de)(de)(de)長(chang)度(du)(du)選擇(ze)(ze)“0.2μS”或“2μS”，一般500 m以(yi)(yi)下(xia)用(yong)0.2μS。鍵(jian)(jian)(jian)入(ru)(ru)(ru)(ru)(ru)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)(lan)全(quan)(quan)(quan)長(chang)后(hou)按(an)“采(cai)(cai)樣(yang)”鍵(jian)(jian)(jian)，配(pei)合調整(zheng)“位(wei)(wei)移(yi)(yi)(yi)(yi)”和(he)(he)(he)“幅(fu)(fu)度(du)(du)”旋(xuan)紐，使信號(hao)的(de)(de)(de)(de)(de)(de)(de)(de)(de)幅(fu)(fu)度(du)(du)和(he)(he)(he)基(ji)線處(chu)于便于觀察的(de)(de)(de)(de)(de)(de)(de)(de)(de)位(wei)(wei)置(zhi)。移(yi)(yi)(yi)(yi)動游(you)標至低(di)壓(ya)脈沖(chong)(chong)(chong)的(de)(de)(de)(de)(de)(de)(de)(de)(de)下(xia)降沿后(hou)按(an)“定(ding)位(wei)(wei)”，再移(yi)(yi)(yi)(yi)動游(you)標至反射信號(hao)的(de)(de)(de)(de)(de)(de)(de)(de)(de)前沿，屏(ping)幕上即可(ke)顯示此(ci)種電(dian)(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)(lan)中電(dian)(dian)(dian)(dian)(dian)(dian)(dian)波(bo)(bo)(bo)的(de)(de)(de)(de)(de)(de)(de)(de)(de)傳(chuan)播(bo)(bo)速(su)(su)度(du)(du)。如(ru)果發射和(he)(he)(he)接收(shou)的(de)(de)(de)(de)(de)(de)(de)(de)(de)波(bo)(bo)(bo)形(xing)離(li)的(de)(de)(de)(de)(de)(de)(de)(de)(de)太(tai)近，可(ke)按(an)“擴展”鍵(jian)(jian)(jian)將(jiang)波(bo)(bo)(bo)形(xing)擴展后(hou)再計(ji)算(suan)(suan)。

泄漏電流測試儀甘孜 <甘孜>天正華意電氣設備有限公司

甘(gan)孜電(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)故障探測(ce)儀工(gong)(gong)作(zuo)(zuo)電(dian)(dian)(dian)(dian)(dian)(dian)源：內置電(dian)(dian)(dian)(dian)(dian)(dian)池供電(dian)(dian)(dian)(dian)(dian)(dian)12.連續工(gong)(gong)作(zuo)(zuo)：＞4h（亦可使用(yong)外(wai)(wai)接(jie)電(dian)(dian)(dian)(dian)(dian)(dian)源使用(yong)）13.儲存(cun)功能(neng)(neng)：具有(you)(you)數據存(cun)儲功能(neng)(neng)，可存(cun)儲大(da)(da)量現(xian)場(chang)波(bo)(bo)(bo)形(xing)及數據，并隨時調出使用(yong)14.波(bo)(bo)(bo)形(xing)分析：所有(you)(you)的(de)(de)(de)高(gao)阻(zu)故障波(bo)(bo)(bo)形(xing)僅表(biao)現(xian)為低壓脈(mo)沖(chong)法的(de)(de)(de)短路故障波(bo)(bo)(bo)形(xing)特(te)征，便于分析卡位15.波(bo)(bo)(bo)形(xing)處(chu)理(li)：能(neng)(neng)將(jiang)測(ce)得(de)的(de)(de)(de)故障點波(bo)(bo)(bo)形(xing)與好相(xiang)的(de)(de)(de)全長開(kai)路波(bo)(bo)(bo)形(xing)同(tong)時顯(xian)示在(zai)屏(ping)(ping)幕(mu)上進行同(tong)屏(ping)(ping)對(dui)比(bi)(bi)和(he)疊加對(dui)比(bi)(bi)，可自動判(pan)斷故障距離(li)(li)16.外(wai)(wai)形(xing)尺寸：長370mm×寬(kuan)270mm×高(gao)220mm17.重 量：2.5kg四、工(gong)(gong)作(zuo)(zuo)原(yuan)理(li)TH--2003采(cai)用(yong)的(de)(de)(de)是時域反(fan)射(she)原(yuan)理(li)，即對(dui)電(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)發(fa)射(she)一電(dian)(dian)(dian)(dian)(dian)(dian)脈(mo)沖(chong)，電(dian)(dian)(dian)(dian)(dian)(dian)脈(mo)沖(chong)將(jiang)在(zai)電(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)中勻速(su)傳輸，當遇(yu)到電(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)阻(zu)抗發(fa)生(sheng)變(bian)化的(de)(de)(de)地方（故障點），電(dian)(dian)(dian)(dian)(dian)(dian)脈(mo)沖(chong)將(jiang)產生(sheng)反(fan)射(she)。測(ce)距主機將(jiang)電(dian)(dian)(dian)(dian)(dian)(dian)脈(mo)沖(chong)的(de)(de)(de)發(fa)射(she)和(he)反(fan)射(she)的(de)(de)(de)變(bian)化以(yi)時域形(xing)式通(tong)過液(ye)晶屏(ping)(ping)顯(xian)示出來，通(tong)過屏(ping)(ping)幕(mu)上的(de)(de)(de)波(bo)(bo)(bo)形(xing)可直接(jie)判(pan)讀故障距離(li)(li)。五、儀器(qi)操(cao)作(zuo)(zuo)面(mian)(mian)板及界面(mian)(mian)說明1.操(cao)作(zuo)(zuo)面(mian)(mian)板介紹(shao)1、開(kai)關(guan)按(an)鍵：按(an)下(xia)自鎖接(jie)通(tong)電(dian)(dian)(dian)(dian)(dian)(dian)源，再(zai)按(an)解鎖斷開(kai)電(dian)(dian)(dian)(dian)(dian)(dian)源。開(kai)機2分鐘無任何操(cao)作(zuo)(zuo)時，屏(ping)(ping)幕(mu)將(jiang)變(bian)暗進入屏(ping)(ping)保節能(neng)(neng)狀態。2、充(chong)電(dian)(dian)(dian)(dian)(dian)(dian)端(duan)口(kou)：用(yong)于連接(jie)充(chong)電(dian)(dian)(dian)(dian)(dian)(dian)器(qi)，給(gei)電(dian)(dian)(dian)(dian)(dian)(dian)池充(chong)電(dian)(dian)(dian)(dian)(dian)(dian)。3、增益旋(xuan)鈕：測(ce)量電(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)故障點距離(li)(li)時，順時針旋(xuan)動幅度增大(da)(da)；逆時針旋(xuan)動幅度減(jian)小。（需采(cai)樣刷新才有(you)(you)變(bian)化）4、測(ce)距端(duan)口(kou)：測(ce)量電(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)故障點距離(li)(li)時，從該端(duan)口(kou)發(fa)出信號(hao)。5、USB接(jie)口(kou)：插入U盤(pan)，拷貝數據。6、觸摸式彩(cai)色液(ye)晶屏(ping)(ping)：詳見“工(gong)(gong)作(zuo)(zuo)界面(mian)(mian)介紹(shao)”。

甘孜電(dian)(dian)(dian)(dian)纜(lan)故(gu)障(zhang)(zhang)(zhang)探(tan)測儀工(gong)頻(pin)自適應(ying)對(dui)消理論(lun)及(ji)高工(gong)頻(pin)陷波(bo)(bo)(bo)(bo)技(ji)(ji)(ji)術，大(da)(da)大(da)(da)加強(qiang)了(le)在(zai)強(qiang)工(gong)頻(pin)電(dian)(dian)(dian)(dian)場(chang)(chang)(chang)環境(jing)中對(dui)50Hz工(gong)頻(pin)信號的(de)(de)抑制及(ji)抗干(gan)擾(rao)能(neng)(neng)力，縮小(xiao)了(le)定(ding)點(dian)盲區(qu)。在(zai)儀器功(gong)(gong)能(neng)(neng)上，利用(yong)(yong)聲電(dian)(dian)(dian)(dian)同步接收(shou)顯示(shi)技(ji)(ji)(ji)術，有效地(di)克(ke)服了(le)定(ding)點(dian)現(xian)場(chang)(chang)(chang)環境(jing)噪音干(gan)擾(rao)造成的(de)(de)定(ding)點(dian)困難問題。尤其是故(gu)障(zhang)(zhang)(zhang)距離(li)的(de)(de)數(shu)字(zi)顯示(shi)省去了(le)操作員(yuan)對(dui)復雜波(bo)(bo)(bo)(bo)形(xing)的(de)(de)分析判(pan)斷，在(zai)相當程度(du)上替(ti)代了(le)閃測儀的(de)(de)粗測距離(li)功(gong)(gong)能(neng)(neng)。對(dui)于數(shu)百米(mi)長的(de)(de)故(gu)障(zhang)(zhang)(zhang)電(dian)(dian)(dian)(dian)纜(lan)，一(yi)般不用(yong)(yong)粗測便(bian)可實施定(ding)點(dian)，真正實現(xian)了(le)、快速、準確。利用(yong)(yong)15kHz幅度(du)調(diao)制電(dian)(dian)(dian)(dian)磁(ci)波(bo)(bo)(bo)(bo)和幅度(du)檢波(bo)(bo)(bo)(bo)技(ji)(ji)(ji)術作路徑探(tan)測和電(dian)(dian)(dian)(dian)纜(lan)埋設深度(du)測定(ding)，避免了(le)原等幅15kHz信號源時(shi)(shi)電(dian)(dian)(dian)(dian)視機行頻(pin)對(dui)定(ding)點(dian)儀的(de)(de)干(gan)擾(rao)。 4、操作極其簡便(bian)，打開電(dian)(dian)(dian)(dian)源開關即(ji)可，無(wu)須換擋和功(gong)(gong)能(neng)(neng)選擇。結構(gou)緊湊、小(xiao)巧(qiao)、模塊化，便(bian)于攜帶維修，功(gong)(gong)能(neng)(neng)強(qiang)大(da)(da)。三、面板示(shi)意圖(tu)四、技(ji)(ji)(ji)術參數(shu)1、數(shu)顯距離(li)：99.9米(mi)，小(xiao)0.1米(mi)。2、粗測誤差(cha)小(xiao)于10％，定(ding)點(dian)誤差(cha)小(xiao)于0.1米(mi)。3、電(dian)(dian)(dian)(dian)磁(ci)通道(dao)(dao)增(zeng)益≥110dB。4、電(dian)(dian)(dian)(dian)磁(ci)通道(dao)(dao)接收(shou)機靈敏度(du)≤5μV。5、聲音通道(dao)(dao)音頻(pin)放(fang)大(da)(da)器增(zeng)益≤120dB。6、工(gong)頻(pin)抑制能(neng)(neng)力＞40dB。7、聲磁(ci)同步定(ding)點(dian)儀：即(ji)現(xian)場(chang)(chang)(chang)定(ding)點(dian)時(shi)(shi)，數(shu)字(zi)屏在(zai)沖(chong)擊(ji)高壓形(xing)成的(de)(de)沖(chong)擊(ji)電(dian)(dian)(dian)(dian)磁(ci)波(bo)(bo)(bo)(bo)作用(yong)(yong)下(xia)計數(shu)一(yi)次，并顯示(shi)故(gu)障(zhang)(zhang)(zhang)距離(li)或滿(man)亮(liang)(99.9米(mi))。同時(shi)(shi)，由(you)高阻耳(er)機監聽電(dian)(dian)(dian)(dian)纜(lan)故(gu)障(zhang)(zhang)(zhang)點(dian)在(zai)沖(chong)擊(ji)放(fang)電(dian)(dian)(dian)(dian)擊(ji)穿時(shi)(shi)火(huo)花產生的(de)(de)地(di)震波(bo)(bo)(bo)(bo)，以便(bian)排除環境(jing)雜波(bo)(bo)(bo)(bo)干(gan)擾(rao)。

<甘孜>天正華意電氣設備有限公司 泄漏電流測試儀甘孜

甘孜(zi)電(dian)(dian)(dian)纜故(gu)障(zhang)(zhang)(zhang)(zhang)探(tan)測儀在(zai)(zai)(zai)實(shi)際的(de)(de)(de)(de)電(dian)(dian)(dian)纜故(gu)障(zhang)(zhang)(zhang)(zhang)定(ding)(ding)(ding)位(wei)(wei)現場(chang)(chang)，情況往往非常復雜(za)。有(you)(you)以下幾點(dian)(dian)(dian)(dian)應注意：1、若現場(chang)(chang)環(huan)境(jing)噪(zao)(zao)聲(sheng)(sheng)(sheng)(sheng)很大（如(ru)車輛(liang)流量大的(de)(de)(de)(de)公路旁、走的(de)(de)(de)(de)人多(duo)的(de)(de)(de)(de)街道(dao)或(huo)在(zai)(zai)(zai)工(gong)地(di)附近(jin)等）。閃(shan)絡沖(chong)擊放(fang)電(dian)(dian)(dian)時(shi)(shi)，除(chu)故(gu)障(zhang)(zhang)(zhang)(zhang)點(dian)(dian)(dian)(dian)傳(chuan)來的(de)(de)(de)(de)振動波(bo)外(wai)，還(huan)有(you)(you)汽(qi)車引擎聲(sheng)(sheng)(sheng)(sheng)、喇叭聲(sheng)(sheng)(sheng)(sheng)、腳步(bu)聲(sheng)(sheng)(sheng)(sheng)、說話(hua)聲(sheng)(sheng)(sheng)(sheng)、機(ji)器轟鳴聲(sheng)(sheng)(sheng)(sheng)……。這些噪(zao)(zao)聲(sheng)(sheng)(sheng)(sheng)將嚴重地(di)影(ying)響定(ding)(ding)(ding)點(dian)(dian)(dian)(dian)儀穩定(ding)(ding)(ding)性(xing)，使得讀(du)(du)數(shu)(shu)似乎雜(za)亂無(wu)(wu)章。其(qi)實(shi)，還(huan)是有(you)(you)其(qi)規律(lv)(lv)性(xing)的(de)(de)(de)(de)，仔細觀察讀(du)(du)數(shu)(shu)便可(ke)發現，計數(shu)(shu)屏的(de)(de)(de)(de)讀(du)(du)數(shu)(shu)總有(you)(you)一(yi)個相對穩定(ding)(ding)(ding)的(de)(de)(de)(de)讀(du)(du)數(shu)(shu)，無(wu)(wu)論噪(zao)(zao)聲(sheng)(sheng)(sheng)(sheng)干擾如(ru)何變化(hua)，只(zhi)要噪(zao)(zao)聲(sheng)(sheng)(sheng)(sheng)不是連續(xu)的(de)(de)(de)(de)，此讀(du)(du)數(shu)(shu)的(de)(de)(de)(de)出(chu)(chu)現率(lv)非常高。此讀(du)(du)數(shu)(shu)即是故(gu)障(zhang)(zhang)(zhang)(zhang)點(dian)(dian)(dian)(dian)的(de)(de)(de)(de)距離。對計數(shu)(shu)屏上經常出(chu)(chu)現的(de)(de)(de)(de)無(wu)(wu)規律(lv)(lv)小(xiao)讀(du)(du)數(shu)(shu)，不必(bi)理會(hui)。隨著探(tan)頭接近(jin)故(gu)障(zhang)(zhang)(zhang)(zhang)點(dian)(dian)(dian)(dian)，其(qi)讀(du)(du)數(shu)(shu)會(hui)逐漸減(jian)小(xiao)。當穩定(ding)(ding)(ding)的(de)(de)(de)(de)讀(du)(du)數(shu)(shu)變到小(xiao)時(shi)(shi)，此處(chu)(chu)即為故(gu)障(zhang)(zhang)(zhang)(zhang)點(dian)(dian)(dian)(dian)位(wei)(wei)置。2、如(ru)果定(ding)(ding)(ding)點(dian)(dian)(dian)(dian)現場(chang)(chang)有(you)(you)連續(xu)的(de)(de)(de)(de)較大噪(zao)(zao)聲(sheng)(sheng)(sheng)(sheng)，如(ru)電(dian)(dian)(dian)動機(ji)、鼓風機(ji)、排風扇(shan)、發電(dian)(dian)(dian)機(ji)、真空泵(beng)等發出(chu)(chu)的(de)(de)(de)(de)聲(sheng)(sheng)(sheng)(sheng)音 ，將會(hui)導致數(shu)(shu)顯失效，無(wu)(wu)論探(tan)頭放(fang)置何處(chu)(chu)，數(shu)(shu)顯屏總是出(chu)(chu)現零點(dian)(dian)(dian)(dian)幾米(mi)（甚至0.1米(mi)）小(xiao)數(shu)(shu)值。此時(shi)(shi)只(zhi)能(neng)(neng)利用定(ding)(ding)(ding)點(dian)(dian)(dian)(dian)儀的(de)(de)(de)(de)聲(sheng)(sheng)(sheng)(sheng)、電(dian)(dian)(dian)同步(bu)探(tan)測功(gong)能(neng)(neng)聽測與數(shu)(shu)字(zi)屏刷新(xin)計數(shu)(shu)同步(bu)的(de)(de)(de)(de)地(di)震波(bo)，用人的(de)(de)(de)(de)判斷力去區分環(huan)境(jing)干擾噪(zao)(zao)聲(sheng)(sheng)(sheng)(sheng)，以振動波(bo)的(de)(de)(de)(de)點(dian)(dian)(dian)(dian)去確定(ding)(ding)(ding)故(gu)障(zhang)(zhang)(zhang)(zhang)位(wei)(wei)置，不必(bi)去關心數(shu)(shu)顯屏的(de)(de)(de)(de)讀(du)(du)數(shu)(shu)。3、定(ding)(ding)(ding)位(wei)(wei)現場(chang)(chang)的(de)(de)(de)(de)電(dian)(dian)(dian)纜故(gu)障(zhang)(zhang)(zhang)(zhang)點(dian)(dian)(dian)(dian)位(wei)(wei)于埋地(di)穿(chuan)(chuan)管(guan)之中(zhong)。沖(chong)擊放(fang)電(dian)(dian)(dian)時(shi)(shi)，在(zai)(zai)(zai)穿(chuan)(chuan)管(guan)的(de)(de)(de)(de)兩個端口(kou)處(chu)(chu)聲(sheng)(sheng)(sheng)(sheng)音，而(er)在(zai)(zai)(zai)管(guan)子(zi)(zi)中(zhong)央(yang)部(bu)位(wei)(wei)可(ke)能(neng)(neng)聽不到聲(sheng)(sheng)(sheng)(sheng)音，便有(you)(you)可(ke)能(neng)(neng)出(chu)(chu)現兩管(guan)口(kou)有(you)(you)固定(ding)(ding)(ding)讀(du)(du)數(shu)(shu)，而(er)在(zai)(zai)(zai)其(qi)余地(di)方（如(ru)管(guan)子(zi)(zi)中(zhong)央(yang)部(bu)位(wei)(wei)或(huo)遠離管(guan)口(kou)）僅顯示滿亮(liang)99.9米(mi)，此時(shi)(shi)便可(ke)根據兩個穩定(ding)(ding)(ding)讀(du)(du)數(shu)(shu)點(dian)(dian)(dian)(dian)的(de)(de)(de)(de)數(shu)(shu)值變化(hua)規律(lv)(lv)判斷管(guan)中(zhong)故(gu)障(zhang)(zhang)(zhang)(zhang)位(wei)(wei)置。只(zhi)要挖(wa)出(chu)(chu)穿(chuan)(chuan)管(guan)，便可(ke)以用探(tan)頭在(zai)(zai)(zai)管(guan)子(zi)(zi)上實(shi)施定(ding)(ding)(ding)位(wei)(wei)。此時(shi)(shi)的(de)(de)(de)(de)誤差一(yi)般不會(hui)超過10㎝。

<甘孜>天正華意電氣設備有限公司
<甘孜>天正華意電氣設備有限公司

甘孜電(dian)纜故(gu)(gu)(gu)障探(tan)(tan)測儀(yi)(yi)不要輕易(yi)拆(chai)卸探(tan)(tan)頭(tou)(tou)及儀(yi)(yi)器(qi)(qi)，以(yi)(yi)防人為損(sun)壞(huai)。八、聲(sheng)(sheng)(sheng)磁同步定點(dian)(dian)(dian)(dian)儀(yi)(yi)的(de)(de)(de)(de)操(cao)(cao)作(zuo)(zuo)技巧任(ren)何(he)一種儀(yi)(yi)器(qi)(qi)設(she)(she)(she)備(bei)(bei)，在充分(fen)了解性能(neng)、特(te)(te)點(dian)(dian)(dian)(dian)后，方能(neng)事半功(gong)倍地(di)發(fa)揮其(qi)功(gong)能(neng)。該定點(dian)(dian)(dian)(dian)儀(yi)(yi)盡管操(cao)(cao)作(zuo)(zuo)極其(qi)簡單方便，但在使用(yong)時(shi)(shi)(shi)也(ye)得根據現(xian)場特(te)(te)點(dian)(dian)(dian)(dian)，巧妙地(di)使用(yong)，才能(neng)充分(fen)發(fa)揮其(qi)優勢。從使用(yong)說明書中介紹的(de)(de)(de)(de)原理知道(dao)，此定點(dian)(dian)(dian)(dian)儀(yi)(yi)靠(kao)儀(yi)(yi)器(qi)(qi)中的(de)(de)(de)(de)電(dian)磁傳(chuan)感器(qi)(qi)接(jie)收(shou)到(dao)(dao)故(gu)(gu)(gu)障電(dian)纜在沖(chong)(chong)擊(ji)(ji)放(fang)(fang)(fang)電(dian)時(shi)(shi)(shi)產(chan)生的(de)(de)(de)(de)輻射電(dian)磁波(bo)后開始計(ji)(ji)數(shu)(shu)(shu)(shu)，而在拾音(yin)傳(chuan)感器(qi)(qi)接(jie)收(shou)到(dao)(dao)故(gu)(gu)(gu)障點(dian)(dian)(dian)(dian)放(fang)(fang)(fang)電(dian)時(shi)(shi)(shi)產(chan)生的(de)(de)(de)(de)地(di)震(zhen)(zhen)波(bo)后停(ting)止(zhi)(zhi)計(ji)(ji)數(shu)(shu)(shu)(shu)。電(dian)磁波(bo)與聲(sheng)(sheng)(sheng)音(yin)震(zhen)(zhen)動波(bo)之間(jian)的(de)(de)(de)(de)時(shi)(shi)(shi)間(jian)差(cha)乘以(yi)(yi)地(di)下聲(sheng)(sheng)(sheng)波(bo)傳(chuan)播的(de)(de)(de)(de)速度(du)，便是(shi)(shi)探(tan)(tan)頭(tou)(tou)至故(gu)(gu)(gu)障點(dian)(dian)(dian)(dian)的(de)(de)(de)(de)直(zhi)線距離(li)（即(ji)數(shu)(shu)(shu)(shu)字屏顯示的(de)(de)(de)(de)數(shu)(shu)(shu)(shu)值(zhi)）。也(ye)就(jiu)是(shi)(shi)說，只有(you)在沖(chong)(chong)擊(ji)(ji)閃(shan)絡之后，探(tan)(tan)頭(tou)(tou)測聽到(dao)(dao)故(gu)(gu)(gu)障點(dian)(dian)(dian)(dian)傳(chuan)來(lai)的(de)(de)(de)(de)地(di)震(zhen)(zhen)波(bo)使計(ji)(ji)數(shu)(shu)(shu)(shu)器(qi)(qi)停(ting)止(zhi)(zhi)計(ji)(ji)數(shu)(shu)(shu)(shu)后，所顯示的(de)(de)(de)(de)數(shu)(shu)(shu)(shu)值(zhi)才是(shi)(shi)有(you)效(xiao)而可信(xin)賴(lai)的(de)(de)(de)(de)。但是(shi)(shi)，在現(xian)場進(jin)行故(gu)(gu)(gu)障點(dian)(dian)(dian)(dian)定位時(shi)(shi)(shi)有(you)可能(neng)出現(xian)兩種情況(kuang)：種是(shi)(shi)探(tan)(tan)頭(tou)(tou)距故(gu)(gu)(gu)障點(dian)(dian)(dian)(dian)太遠，高(gao)壓設(she)(she)(she)備(bei)(bei)對(dui)電(dian)纜沖(chong)(chong)擊(ji)(ji)放(fang)(fang)(fang)電(dian)時(shi)(shi)(shi)，定點(dian)(dian)(dian)(dian)儀(yi)(yi)只是(shi)(shi)由電(dian)磁傳(chuan)感器(qi)(qi)接(jie)收(shou)到(dao)(dao)輻射電(dian)磁波(bo)后計(ji)(ji)數(shu)(shu)(shu)(shu)器(qi)(qi)開始計(ji)(ji)數(shu)(shu)(shu)(shu)，而沒(mei)有(you)地(di)震(zhen)(zhen)波(bo)來(lai)使計(ji)(ji)數(shu)(shu)(shu)(shu)器(qi)(qi)停(ting)止(zhi)(zhi)計(ji)(ji)數(shu)(shu)(shu)(shu)，耳(er)機也(ye)聽不到(dao)(dao)地(di)震(zhen)(zhen)波(bo)。所以(yi)(yi)此時(shi)(shi)(shi)計(ji)(ji)數(shu)(shu)(shu)(shu)器(qi)(qi)將(jiang)一直(zhi)計(ji)(ji)到(dao)(dao)原設(she)(she)(she)定數(shu)(shu)(shu)(shu)99.0米(mi)。而且每沖(chong)(chong)擊(ji)(ji)放(fang)(fang)(fang)電(dian)一次，計(ji)(ji)數(shu)(shu)(shu)(shu)器(qi)(qi)將(jiang)重新(xin)刷新(xin)一次，但仍顯示99.0米(mi)，屏幕信(xin)息僅告訴操(cao)(cao)作(zuo)(zuo)者(zhe)高(gao)壓設(she)(she)(she)備(bei)(bei)的(de)(de)(de)(de)沖(chong)(chong)擊(ji)(ji)閃(shan)絡功(gong)能(neng)正常，

<甘孜>天正華意電氣設備有限公司 泄漏電流測試儀甘孜

甘孜(zi)電(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)故障(zhang)(zhang)探測(ce)(ce)儀我們(men)根據發(fa)射脈(mo)(mo)沖和(he)反射脈(mo)(mo)沖的(de)(de)(de)(de)時(shi)(shi)間差及電(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)中(zhong)(zhong)電(dian)(dian)(dian)(dian)(dian)波(bo)(bo)(bo)的(de)(de)(de)(de)傳(chuan)播速度(du)(du)，可(ke)(ke)(ke)(ke)測(ce)(ce)出(chu)(chu)故障(zhang)(zhang)點到(dao)測(ce)(ce)試(shi)(shi)(shi)端的(de)(de)(de)(de)距離(li)為(wei)：S＝VT/2式中(zhong)(zhong)：S代表故障(zhang)(zhang)點到(dao)測(ce)(ce)試(shi)(shi)(shi)端的(de)(de)(de)(de)距離(li)V代表電(dian)(dian)(dian)(dian)(dian)波(bo)(bo)(bo)在(zai)電(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)中(zhong)(zhong)的(de)(de)(de)(de)傳(chuan)播速度(du)(du)T代表電(dian)(dian)(dian)(dian)(dian)波(bo)(bo)(bo)在(zai)電(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)中(zhong)(zhong)來回傳(chuan)播所(suo)需(xu)要(yao)的(de)(de)(de)(de)時(shi)(shi)間在(zai)速度(du)(du)V已(yi)知和(he)時(shi)(shi)間T已(yi)經(jing)測(ce)(ce)出(chu)(chu)的(de)(de)(de)(de)情況下(xia)，就(jiu)可(ke)(ke)(ke)(ke)計(ji)算出(chu)(chu)故障(zhang)(zhang)點距測(ce)(ce)試(shi)(shi)(shi)端的(de)(de)(de)(de)距離(li)S 。這一切只需(xu)稍(shao)加人工干(gan)預，就(jiu)可(ke)(ke)(ke)(ke)由(you)計(ji)算機自動(dong)完成，測(ce)(ce)試(shi)(shi)(shi)故障(zhang)(zhang)迅(xun)速準(zhun)確。二、測(ce)(ce)試(shi)(shi)(shi)系(xi)統控(kong)制面(mian)板(ban)(ban)介紹(shao)測(ce)(ce)試(shi)(shi)(shi)面(mian)板(ban)(ban)可(ke)(ke)(ke)(ke)分(fen)(fen)為(wei)四(si)(si)部分(fen)(fen)：菜(cai)單(dan)(dan)欄(lan)、狀(zhuang)態欄(lan)、圖(tu)形顯(xian)示(shi)(shi)區(qu)(qu)(qu)、功(gong)能鍵(jian)區(qu)(qu)(qu)。１、菜(cai)單(dan)(dan)欄(lan) 菜(cai)單(dan)(dan)欄(lan)包括“數(shu)(shu)(shu)據管理(li)”和(he)“測(ce)(ce)試(shi)(shi)(shi)幫助”兩(liang)個(ge)(ge)菜(cai)單(dan)(dan)：“數(shu)(shu)(shu)據管理(li)”菜(cai)單(dan)(dan)：包括“打(da)印(yin)(yin)”、“讀盤(pan)”、“存盤(pan)”、“結(jie)束”四(si)(si)個(ge)(ge)菜(cai)單(dan)(dan)項(xiang)。選(xuan)擇(ze)(ze)(ze)“打(da)印(yin)(yin)”可(ke)(ke)(ke)(ke)將屏(ping)幕顯(xian)示(shi)(shi)內容用(yong)打(da)印(yin)(yin)機打(da)印(yin)(yin)出(chu)(chu)來；選(xuan)“存盤(pan)”可(ke)(ke)(ke)(ke)將測(ce)(ce)試(shi)(shi)(shi)的(de)(de)(de)(de)波(bo)(bo)(bo)形和(he)數(shu)(shu)(shu)據存儲于電(dian)(dian)(dian)(dian)(dian)腦的(de)(de)(de)(de)硬盤(pan)或外存儲器(qi)（如(ru)U盤(pan)等）中(zhong)(zhong)，作(zuo)為(wei)資料保存；選(xuan)“讀盤(pan)”可(ke)(ke)(ke)(ke)調(diao)出(chu)(chu)以(yi)前測(ce)(ce)試(shi)(shi)(shi)時(shi)(shi)存儲的(de)(de)(de)(de)波(bo)(bo)(bo)形，以(yi)供事后分(fen)(fen)析；選(xuan)“結(jie)束”可(ke)(ke)(ke)(ke)退(tui)出(chu)(chu)該控(kong)制面(mian)板(ban)(ban)。２、狀(zhuang)態欄(lan) 狀(zhuang)態欄(lan)里顯(xian)示(shi)(shi)四(si)(si)個(ge)(ge)方面(mian)的(de)(de)(de)(de)信(xin)(xin)息：左邊是(shi)測(ce)(ce)試(shi)(shi)(shi)方式；第二個(ge)(ge)是(shi)選(xuan)擇(ze)(ze)(ze)的(de)(de)(de)(de)電(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)介質所(suo)對應(ying)的(de)(de)(de)(de)電(dian)(dian)(dian)(dian)(dian)波(bo)(bo)(bo)速度(du)(du)（若是(shi)測(ce)(ce)速度(du)(du)，則不顯(xian)示(shi)(shi)介質信(xin)(xin)息）；第三(san)個(ge)(ge)是(shi)故障(zhang)(zhang)距離(li)（或電(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)長度(du)(du)）；右邊顯(xian)示(shi)(shi)測(ce)(ce)試(shi)(shi)(shi)日期。３、圖(tu)形顯(xian)示(shi)(shi)區(qu)(qu)(qu) 圖(tu)形顯(xian)示(shi)(shi)區(qu)(qu)(qu)用(yong)來顯(xian)示(shi)(shi)采樣所(suo)得的(de)(de)(de)(de)波(bo)(bo)(bo)形，電(dian)(dian)(dian)(dian)(dian)腦內存儲的(de)(de)(de)(de)波(bo)(bo)(bo)形也(ye)可(ke)(ke)(ke)(ke)以(yi)通(tong)過讀盤(pan)或調(diao)用(yong)在(zai)此顯(xian)示(shi)(shi)，供使(shi)用(yong)人員分(fen)(fen)析。４、功(gong)能鍵(jian)區(qu)(qu)(qu)功(gong)能鍵(jian)區(qu)(qu)(qu)由(you)14個(ge)(ge)按鍵(jian)組成，可(ke)(ke)(ke)(ke)分(fen)(fen)為(wei)三(san)類。初(chu)始化數(shu)(shu)(shu)據：包括測(ce)(ce)試(shi)(shi)(shi)方法和(he)介質選(xuan)擇(ze)(ze)(ze)兩(liang)個(ge)(ge)鍵(jian)。測(ce)(ce)試(shi)(shi)(shi)方法：有兩(liang)種選(xuan)擇(ze)(ze)(ze)，“測(ce)(ce)故障(zhang)(zhang)”和(he)“測(ce)(ce)速度(du)(du)”。基本的(de)(de)(de)(de)測(ce)(ce)試(shi)(shi)(shi)方法有三(san)種，“低壓脈(mo)(mo)沖”、“沖閃(shan)”、“直(zhi)閃(shan)”。“低壓脈(mo)(mo)沖”有“2μs”和(he)“0.2μs”兩(liang)種脈(mo)(mo)寬可(ke)(ke)(ke)(ke)選(xuan)擇(ze)(ze)(ze)。 “沖閃(shan)”包括“電(dian)(dian)(dian)(dian)(dian)感電(dian)(dian)(dian)(dian)(dian)壓取(qu)(qu)樣”，“電(dian)(dian)(dian)(dian)(dian)阻電(dian)(dian)(dian)(dian)(dian)壓取(qu)(qu)樣”，“電(dian)(dian)(dian)(dian)(dian)流取(qu)(qu)樣”三(san)個(ge)(ge)菜(cai)單(dan)(dan)項(xiang)；“直(zhi)閃(shan)”包括“電(dian)(dian)(dian)(dian)(dian)壓取(qu)(qu)樣”“電(dian)(dian)(dian)(dian)(dian)流取(qu)(qu)樣”兩(liang)個(ge)(ge)菜(cai)單(dan)(dan)項(xiang)。介質選(xuan)擇(ze)(ze)(ze)：程序初(chu)始化時(shi)(shi)設置為(wei)“油(you)浸紙型”，如(ru)果是(shi)其它介質的(de)(de)(de)(de)電(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)，可(ke)(ke)(ke)(ke)根據電(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)的(de)(de)(de)(de)介質選(xuan)擇(ze)(ze)(ze)。

<甘孜>天正華意電氣設備有限公司
泄漏電流測試儀甘孜

甘孜電(dian)(dian)(dian)(dian)(dian)纜(lan)故(gu)(gu)(gu)(gu)障(zhang)(zhang)探測(ce)(ce)(ce)(ce)(ce)(ce)(ce)儀(yi)(yi)(yi)(yi) 我公(gong)司(si)(si)作(zuo)(zuo)為電(dian)(dian)(dian)(dian)(dian)力(li)電(dian)(dian)(dian)(dian)(dian)纜(lan)測(ce)(ce)(ce)(ce)(ce)(ce)(ce)試(shi)(shi)(shi)(shi)領域中(zhong)(zhong)的(de)(de)(de)(de)領跑者(zhe)，在產品開(kai)(kai)發(fa)(fa)研制中(zhong)(zhong)不斷追求完美、努(nu)力(li)創新。電(dian)(dian)(dian)(dian)(dian)纜(lan)故(gu)(gu)(gu)(gu)障(zhang)(zhang)預定(ding)位測(ce)(ce)(ce)(ce)(ce)(ce)(ce)試(shi)(shi)(shi)(shi)主(zhu)(zhu)機(ji)(ji)(ji)是(shi)(shi)公(gong)司(si)(si)的(de)(de)(de)(de)又一杰作(zuo)(zuo)，技術達到(dao)國(guo)(guo)際先進(jin)(jin)水平，打破了(le)(le)國(guo)(guo)外(wai)公(gong)司(si)(si)在此領域的(de)(de)(de)(de)壟斷，電(dian)(dian)(dian)(dian)(dian)纜(lan)故(gu)(gu)(gu)(gu)障(zhang)(zhang)預定(ding)位測(ce)(ce)(ce)(ce)(ce)(ce)(ce)試(shi)(shi)(shi)(shi)主(zhu)(zhu)機(ji)(ji)(ji)采(cai)(cai)用了(le)(le)國(guo)(guo)際水平的(de)(de)(de)(de)技術，所(suo)(suo)有高(gao)(gao)(gao)(gao)阻(zu)故(gu)(gu)(gu)(gu)障(zhang)(zhang)波(bo)(bo)形(xing)均呈現(xian)為簡(jian)單(dan)的(de)(de)(de)(de)低(di)壓(ya)(ya)脈(mo)沖(chong)(chong)(chong)波(bo)(bo)形(xing)，判(pan)斷故(gu)(gu)(gu)(gu)障(zhang)(zhang)距離輕松愉快(kuai)。電(dian)(dian)(dian)(dian)(dian)纜(lan)故(gu)(gu)(gu)(gu)障(zhang)(zhang)預定(ding)位測(ce)(ce)(ce)(ce)(ce)(ce)(ce)試(shi)(shi)(shi)(shi)主(zhu)(zhu)機(ji)(ji)(ji)用于檢測(ce)(ce)(ce)(ce)(ce)(ce)(ce)各種動(dong)力(li)電(dian)(dian)(dian)(dian)(dian)纜(lan)的(de)(de)(de)(de)高(gao)(gao)(gao)(gao)阻(zu)泄漏故(gu)(gu)(gu)(gu)障(zhang)(zhang)、閃(shan)(shan)絡性(xing)故(gu)(gu)(gu)(gu)障(zhang)(zhang)、低(di)阻(zu)接(jie)地和(he)斷路(lu)(lu)故(gu)(gu)(gu)(gu)障(zhang)(zhang)。二、儀(yi)(yi)(yi)(yi)器(qi)(qi)(qi)功(gong)(gong)能(neng)與特點(dian)：1．可(ke)測(ce)(ce)(ce)(ce)(ce)(ce)(ce)35KV以下(xia)等級所(suo)(suo)有電(dian)(dian)(dian)(dian)(dian)纜(lan)的(de)(de)(de)(de)高(gao)(gao)(gao)(gao)、低(di)阻(zu)故(gu)(gu)(gu)(gu)障(zhang)(zhang)，適應面廣。2．具(ju)(ju)有方(fang)(fang)便(bian)用戶的(de)(de)(de)(de)軟(ruan)件(jian)和(he)全中(zhong)(zhong)文菜(cai)單(dan)。按鍵定(ding)義簡(jian)單(dan)明了(le)(le)。測(ce)(ce)(ce)(ce)(ce)(ce)(ce)量(liang)方(fang)(fang)法簡(jian)單(dan)快(kuai)速(su)。3．檢測(ce)(ce)(ce)(ce)(ce)(ce)(ce)故(gu)(gu)(gu)(gu)障(zhang)(zhang)成功(gong)(gong)率、測(ce)(ce)(ce)(ce)(ce)(ce)(ce)試(shi)(shi)(shi)(shi)精度(du)及(ji)測(ce)(ce)(ce)(ce)(ce)(ce)(ce)試(shi)(shi)(shi)(shi)方(fang)(fang)便(bian)程度(du)優于國(guo)(guo)內(nei)任何一種檢測(ce)(ce)(ce)(ce)(ce)(ce)(ce)設(she)備(bei)。4．超大(da)觸摸(mo)液晶屏(ping)作(zuo)(zuo)為顯(xian)示(shi)(shi)終端，儀(yi)(yi)(yi)(yi)器(qi)(qi)(qi)具(ju)(ju)有強大(da)的(de)(de)(de)(de)數據(ju)處理能(neng)力(li)和(he)友好的(de)(de)(de)(de)顯(xian)示(shi)(shi)界(jie)面。5．具(ju)(ju)有極的(de)(de)(de)(de)采(cai)(cai)樣(yang)(yang)高(gao)(gao)(gao)(gao)壓(ya)(ya)保護措施。測(ce)(ce)(ce)(ce)(ce)(ce)(ce)試(shi)(shi)(shi)(shi)儀(yi)(yi)(yi)(yi)器(qi)(qi)(qi)在沖(chong)(chong)(chong)擊高(gao)(gao)(gao)(gao)壓(ya)(ya)環(huan)境中(zhong)(zhong)不會(hui)死機(ji)(ji)(ji)和(he)損壞 6．無測(ce)(ce)(ce)(ce)(ce)(ce)(ce)試(shi)(shi)(shi)(shi)盲區。7．內(nei)置(zhi)電(dian)(dian)(dian)(dian)(dian)源，可(ke)在無電(dian)(dian)(dian)(dian)(dian)源環(huan)境測(ce)(ce)(ce)(ce)(ce)(ce)(ce)試(shi)(shi)(shi)(shi)電(dian)(dian)(dian)(dian)(dian)纜(lan)的(de)(de)(de)(de)開(kai)(kai)路(lu)(lu)及(ji)低(di)阻(zu)短路(lu)(lu)故(gu)(gu)(gu)(gu)障(zhang)(zhang)。三、主(zhu)(zhu)要(yao)性(xing)能(neng)指標：1．測(ce)(ce)(ce)(ce)(ce)(ce)(ce)試(shi)(shi)(shi)(shi)方(fang)(fang)法：低(di)壓(ya)(ya)脈(mo)沖(chong)(chong)(chong)、高(gao)(gao)(gao)(gao)壓(ya)(ya)閃(shan)(shan)絡、速(su)度(du)測(ce)(ce)(ce)(ce)(ce)(ce)(ce)量(liang)。2．沖(chong)(chong)(chong)擊高(gao)(gao)(gao)(gao)壓(ya)(ya)：低(di)于35KV電(dian)(dian)(dian)(dian)(dian)力(li)電(dian)(dian)(dian)(dian)(dian)纜(lan)。3．數據(ju)采(cai)(cai)樣(yang)(yang)速(su)率：80MHz、40 MHz、20MHz、10 MHz。4．測(ce)(ce)(ce)(ce)(ce)(ce)(ce)試(shi)(shi)(shi)(shi)距離：＞30Km。5．讀(du)數分辨率：1m。6．系(xi)統測(ce)(ce)(ce)(ce)(ce)(ce)(ce)試(shi)(shi)(shi)(shi)精度(du)：小于50cm。7．測(ce)(ce)(ce)(ce)(ce)(ce)(ce)試(shi)(shi)(shi)(shi)電(dian)(dian)(dian)(dian)(dian)纜(lan)脈(mo)寬設(she)有：具(ju)(ju)有測(ce)(ce)(ce)(ce)(ce)(ce)(ce)試(shi)(shi)(shi)(shi)波(bo)(bo)形(xing)儲存(cun)功(gong)(gong)能(neng)：能(neng)將現(xian)場測(ce)(ce)(ce)(ce)(ce)(ce)(ce)試(shi)(shi)(shi)(shi)到(dao)的(de)(de)(de)(de)波(bo)(bo)形(xing)按規定(ding)順序方(fang)(fang)便(bian)地儲存(cun)于儀(yi)(yi)(yi)(yi)器(qi)(qi)(qi)內(nei)，供隨時(shi)調(diao)(diao)用觀(guan)察(cha)。可(ke)以儲存(cun)大(da)量(liang)的(de)(de)(de)(de)現(xian)場測(ce)(ce)(ce)(ce)(ce)(ce)(ce)試(shi)(shi)(shi)(shi)波(bo)(bo)形(xing)。9．能(neng)將測(ce)(ce)(ce)(ce)(ce)(ce)(ce)得的(de)(de)(de)(de)故(gu)(gu)(gu)(gu)障(zhang)(zhang)點(dian)波(bo)(bo)形(xing)與好相的(de)(de)(de)(de)全長(chang)開(kai)(kai)路(lu)(lu)波(bo)(bo)形(xing)同時(shi)顯(xian)示(shi)(shi)在屏(ping)幕上(shang)進(jin)(jin)行(xing)同屏(ping)對比和(he)疊加對比，可(ke)自(zi)動(dong)判(pan)斷故(gu)(gu)(gu)(gu)障(zhang)(zhang)距離。10．內(nei)置(zhi)電(dian)(dian)(dian)(dian)(dian)源：充滿電(dian)(dian)(dian)(dian)(dian)后儀(yi)(yi)(yi)(yi)器(qi)(qi)(qi)可(ke)連續工作(zuo)(zuo)3小時(shi)以上(shang)，亦可(ke)外(wai)接(jie)交流電(dian)(dian)(dian)(dian)(dian)源工作(zuo)(zuo)。11．工作(zuo)(zuo)條件(jian)：溫(wen)度(du)-10℃～＋45℃，相對濕度(du) 90％。四、儀(yi)(yi)(yi)(yi)器(qi)(qi)(qi)的(de)(de)(de)(de)系(xi)統組(zu)成和(he)工作(zuo)(zuo)原理：電(dian)(dian)(dian)(dian)(dian)纜(lan)故(gu)(gu)(gu)(gu)障(zhang)(zhang)測(ce)(ce)(ce)(ce)(ce)(ce)(ce)試(shi)(shi)(shi)(shi)儀(yi)(yi)(yi)(yi)系(xi)統的(de)(de)(de)(de)組(zu)成方(fang)(fang)框(kuang)圖如圖一所(suo)(suo)示(shi)(shi)：電(dian)(dian)(dian)(dian)(dian)纜(lan)故(gu)(gu)(gu)(gu)障(zhang)(zhang)快(kuai)測(ce)(ce)(ce)(ce)(ce)(ce)(ce)儀(yi)(yi)(yi)(yi)主(zhu)(zhu)要(yao)由高(gao)(gao)(gao)(gao)壓(ya)(ya)沖(chong)(chong)(chong)擊單(dan)元、和(he)波(bo)(bo)形(xing)記(ji)(ji)錄分析儀(yi)(yi)(yi)(yi)（測(ce)(ce)(ce)(ce)(ce)(ce)(ce)試(shi)(shi)(shi)(shi)主(zhu)(zhu)機(ji)(ji)(ji)）兩部(bu)(bu)分組(zu)成。1、高(gao)(gao)(gao)(gao)壓(ya)(ya)脈(mo)沖(chong)(chong)(chong)發(fa)(fa)生器(qi)(qi)(qi) 高(gao)(gao)(gao)(gao)壓(ya)(ya)脈(mo)沖(chong)(chong)(chong)發(fa)(fa)生器(qi)(qi)(qi)是(shi)(shi)該(gai)套(tao)電(dian)(dian)(dian)(dian)(dian)纜(lan)故(gu)(gu)(gu)(gu)障(zhang)(zhang)預定(ding)位的(de)(de)(de)(de)能(neng)量(liang)提供部(bu)(bu)分，向外(wai)提供高(gao)(gao)(gao)(gao)壓(ya)(ya)高(gao)(gao)(gao)(gao)能(neng)的(de)(de)(de)(de)電(dian)(dian)(dian)(dian)(dian)壓(ya)(ya)脈(mo)沖(chong)(chong)(chong)。主(zhu)(zhu)要(yao)由升壓(ya)(ya)變壓(ya)(ya)器(qi)(qi)(qi)、高(gao)(gao)(gao)(gao)壓(ya)(ya)整(zheng)流二極管、充電(dian)(dian)(dian)(dian)(dian)電(dian)(dian)(dian)(dian)(dian)容、放電(dian)(dian)(dian)(dian)(dian)球隙(xi)組(zu)成。2、波(bo)(bo)形(xing)記(ji)(ji)錄分析儀(yi)(yi)(yi)(yi)（測(ce)(ce)(ce)(ce)(ce)(ce)(ce)距主(zhu)(zhu)機(ji)(ji)(ji)）這個部(bu)(bu)分是(shi)(shi)整(zheng)個儀(yi)(yi)(yi)(yi)器(qi)(qi)(qi)的(de)(de)(de)(de)大(da)腦(nao)，負責向其(qi)他部(bu)(bu)件(jian)發(fa)(fa)送指令，協調(diao)(diao)各部(bu)(bu)件(jian)的(de)(de)(de)(de)工作(zuo)(zuo)，并(bing)向操作(zuo)(zuo)者(zhe)提供人機(ji)(ji)(ji)對話(hua)的(de)(de)(de)(de)界(jie)面。它(ta)的(de)(de)(de)(de)主(zhu)(zhu)要(yao)功(gong)(gong)能(neng)是(shi)(shi)對測(ce)(ce)(ce)(ce)(ce)(ce)(ce)量(liang)脈(mo)沖(chong)(chong)(chong)進(jin)(jin)行(xing)高(gao)(gao)(gao)(gao)速(su)的(de)(de)(de)(de)采(cai)(cai)樣(yang)(yang)和(he)記(ji)(ji)錄，再對采(cai)(cai)集到(dao)的(de)(de)(de)(de)信號進(jin)(jin)行(xing)高(gao)(gao)(gao)(gao)速(su)的(de)(de)(de)(de)運算分析。

甘孜電(dian)(dian)纜(lan)故障(zhang)探測(ce)(ce)(ce)(ce)儀 測(ce)(ce)(ce)(ce)試(shi)(shi)(shi)方法(fa)的(de)(de)(de)(de)(de)操(cao)作(zuo)簡介1、低(di)(di)壓(ya)(ya)(ya)脈(mo)沖(chong)(chong)法(fa)測(ce)(ce)(ce)(ce)試(shi)(shi)(shi)電(dian)(dian)纜(lan)的(de)(de)(de)(de)(de)斷線、短路故障(zhang)距離1）接(jie)(jie)線：先(xian)將(jiang)雙夾(jia)(jia)測(ce)(ce)(ce)(ce)試(shi)(shi)(shi)線接(jie)(jie)至(zhi)“信號(hao)”端(duan)口，再將(jiang)測(ce)(ce)(ce)(ce)試(shi)(shi)(shi)線的(de)(de)(de)(de)(de)紅夾(jia)(jia)子夾(jia)(jia)在故障(zhang)電(dian)(dian)纜(lan)的(de)(de)(de)(de)(de)一個故障(zhang)相，黑夾(jia)(jia)子夾(jia)(jia)在故障(zhang)電(dian)(dian)纜(lan)的(de)(de)(de)(de)(de)另一個故障(zhang)相。低(di)(di)壓(ya)(ya)(ya)脈(mo)沖(chong)(chong)法(fa)連線示(shi)意圖(tu)2）開(kai)機：按下(xia)開(kai)關鍵(jian)(jian)，屏幕將(jiang)顯示(shi)開(kai)機界(jie)(jie)面(mian)；點(dian)觸(chu)一下(xia)液晶屏進入測(ce)(ce)(ce)(ce)試(shi)(shi)(shi)界(jie)(jie)面(mian)。此時系統默認測(ce)(ce)(ce)(ce)試(shi)(shi)(shi)方式為“低(di)(di)壓(ya)(ya)(ya)脈(mo)沖(chong)(chong)法(fa)”、脈(mo)寬“0.2μs”、電(dian)(dian)纜(lan)類(lei)型為“交聯乙烯”、精度(du)(du)(du)(du)“2m”。然(ran)后依據被(bei)測(ce)(ce)(ce)(ce)電(dian)(dian)纜(lan)絕緣材質、長(chang)度(du)(du)(du)(du)等因素(su)再調(diao)整默認項(xiang)目為適(shi)合本次測(ce)(ce)(ce)(ce)試(shi)(shi)(shi)的(de)(de)(de)(de)(de)內(nei)容。3）采(cai)樣：點(dian)擊“采(cai)樣”鍵(jian)(jian)，儀器發(fa)出測(ce)(ce)(ce)(ce)試(shi)(shi)(shi)脈(mo)沖(chong)(chong)并自動觸(chu)發(fa)捕捉到反(fan)射脈(mo)沖(chong)(chong)。此時界(jie)(jie)面(mian)將(jiang)顯示(shi)電(dian)(dian)纜(lan)的(de)(de)(de)(de)(de)斷線和(he)短路波(bo)(bo)(bo)(bo)(bo)形(xing)(xing)如(ru)下(xia)圖(tu)示(shi)。波(bo)(bo)(bo)(bo)(bo)形(xing)(xing)的(de)(de)(de)(de)(de)幅(fu)度(du)(du)(du)(du)、位(wei)置智能自適(shi)應(ying)大小(xiao)，不需要(yao)人工調(diao)節(jie)中值或幅(fu)度(du)(du)(du)(du)。脈(mo)沖(chong)(chong)法(fa)測(ce)(ce)(ce)(ce)量圖(tu)形(xing)(xing)4）判(pan)讀(du)：低(di)(di)壓(ya)(ya)(ya)脈(mo)沖(chong)(chong)波(bo)(bo)(bo)(bo)(bo)的(de)(de)(de)(de)(de)判(pan)讀(du)比較容易，只(zhi)要(yao)將(jiang)游標分別定位(wei)到發(fa)射波(bo)(bo)(bo)(bo)(bo)及反(fan)射波(bo)(bo)(bo)(bo)(bo)的(de)(de)(de)(de)(de)起(qi)點(dian)即可（詳見波(bo)(bo)(bo)(bo)(bo)形(xing)(xing)分析基礎(chu)理論），游標通(tong)過左移(yi)鍵(jian)(jian)或右移(yi)鍵(jian)(jian)操(cao)作(zuo)。

<甘孜>天正華意電氣設備有限公司 泄漏電流測試儀甘孜

甘孜電(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)故(gu)障探測(ce)(ce)(ce)(ce)儀(yi)(yi) 很多用(yong)(yong)戶都習慣使用(yong)(yong)此(ci)(ci)方(fang)法(fa)(fa)(fa)。是(shi)三(san)次(ci)脈(mo)沖(chong)(chong)(chong)法(fa)(fa)(fa)測(ce)(ce)(ce)(ce)試(shi)(shi)電(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)故(gu)障的(de)(de)(de)一(yi)(yi)(yi)種補充(chong)方(fang)法(fa)(fa)(fa)。外(wai)接(jie)線(xian)(xian)路較為(wei)簡(jian)單，但(dan)是(shi)波(bo)(bo)(bo)(bo)形(xing)(xing)分析的(de)(de)(de)難度(du)(du)(du)較大(da)，只有(you)在大(da)量(liang)測(ce)(ce)(ce)(ce)試(shi)(shi)的(de)(de)(de)基礎上(shang)(shang)，有(you)一(yi)(yi)(yi)定經驗后(hou)才能(neng)熟練(lian)掌握，遠沒(mei)有(you)三(san)次(ci)脈(mo)沖(chong)(chong)(chong)法(fa)(fa)(fa)簡(jian)單，但(dan)還(huan)是(shi)一(yi)(yi)(yi)種行(xing)(xing)之(zhi)有(you)效的(de)(de)(de)測(ce)(ce)(ce)(ce)試(shi)(shi)方(fang)法(fa)(fa)(fa)。將(jiang)儀(yi)(yi)器(qi)(qi)(qi)附(fu)帶(dai)的(de)(de)(de)電(dian)(dian)(dian)(dian)(dian)流取(qu)樣(yang)(yang)(yang)(yang)器(qi)(qi)(qi)用(yong)(yong)信號線(xian)(xian)與主機連接(jie)后(hou)放在電(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)與高(gao)壓(ya)(ya)設備間的(de)(de)(de)接(jie)地線(xian)(xian)旁即可(ke)。只要沖(chong)(chong)(chong)擊(ji)高(gao)壓(ya)(ya)發生器(qi)(qi)(qi)輸出的(de)(de)(de)電(dian)(dian)(dian)(dian)(dian)壓(ya)(ya)足夠高(gao)，故(gu)障點(dian)(dian)在此(ci)(ci)沖(chong)(chong)(chong)擊(ji)高(gao)壓(ya)(ya)的(de)(de)(de)沖(chong)(chong)(chong)擊(ji)下(xia)圖(tu)六 高(gao)壓(ya)(ya)閃絡測(ce)(ce)(ce)(ce)試(shi)(shi)法(fa)(fa)(fa)接(jie)線(xian)(xian)圖(tu)被擊(ji)穿，電(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)中就會產生電(dian)(dian)(dian)(dian)(dian)波(bo)(bo)(bo)(bo)反射(she)。電(dian)(dian)(dian)(dian)(dian)流取(qu)樣(yang)(yang)(yang)(yang)器(qi)(qi)(qi)將(jiang)地線(xian)(xian)上(shang)(shang)的(de)(de)(de)電(dian)(dian)(dian)(dian)(dian)流信號通過(guo)(guo)磁耦(ou)合取(qu)得的(de)(de)(de)感應反射(she)電(dian)(dian)(dian)(dian)(dian)波(bo)(bo)(bo)(bo)傳(chuan)電(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)故(gu)障預(yu)定位測(ce)(ce)(ce)(ce)試(shi)(shi)主機，經過(guo)(guo)A/D采樣(yang)(yang)(yang)(yang)和(he)數據(ju)處理，并將(jiang)采得的(de)(de)(de)波(bo)(bo)(bo)(bo)形(xing)(xing)顯示在屏(ping)幕(mu)上(shang)(shang)進(jin)行(xing)(xing)故(gu)障距(ju)離分析。圖(tu)七 高(gao)壓(ya)(ya)閃絡法(fa)(fa)(fa)測(ce)(ce)(ce)(ce)試(shi)(shi)波(bo)(bo)(bo)(bo)形(xing)(xing)儀(yi)(yi)器(qi)(qi)(qi)的(de)(de)(de)預(yu)置(zhi)方(fang)法(fa)(fa)(fa)和(he)三(san)次(ci)脈(mo)沖(chong)(chong)(chong)法(fa)(fa)(fa)的(de)(de)(de)預(yu)置(zhi)一(yi)(yi)(yi)樣(yang)(yang)(yang)(yang)，只是(shi)在預(yu)置(zhi)時將(jiang)采樣(yang)(yang)(yang)(yang)方(fang)法(fa)(fa)(fa)改成(cheng)高(gao)壓(ya)(ya)閃絡法(fa)(fa)(fa)即可(ke)。電(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)類(lei)型(xing)(xing)和(he)采樣(yang)(yang)(yang)(yang)頻(pin)率確(que)定以后(hou)就可(ke)以點(dian)(dian)擊(ji)“采樣(yang)(yang)(yang)(yang)”鍵 ，進(jin)行(xing)(xing)采樣(yang)(yang)(yang)(yang)等(deng)待。一(yi)(yi)(yi)旦(dan)高(gao)壓(ya)(ya)發生器(qi)(qi)(qi)進(jin)行(xing)(xing)沖(chong)(chong)(chong)擊(ji)高(gao)壓(ya)(ya)閃絡，儀(yi)(yi)器(qi)(qi)(qi)就自動進(jin)行(xing)(xing)數據(ju)采集(ji)和(he)波(bo)(bo)(bo)(bo)形(xing)(xing)顯示。屏(ping)幕(mu)上(shang)(shang)方(fang)紅(hong)色波(bo)(bo)(bo)(bo)形(xing)(xing)是(shi)經過(guo)(guo)局部放大(da)后(hou)的(de)(de)(de)波(bo)(bo)(bo)(bo)形(xing)(xing)，下(xia)方(fang)藍色波(bo)(bo)(bo)(bo)形(xing)(xing)為(wei)測(ce)(ce)(ce)(ce)試(shi)(shi)波(bo)(bo)(bo)(bo)形(xing)(xing)全(quan)貌(mao)。當(dang)(dang)采集(ji)到較為(wei)理想的(de)(de)(de)波(bo)(bo)(bo)(bo)形(xing)(xing)后(hou)，便可(ke)操(cao)作“波(bo)(bo)(bo)(bo)形(xing)(xing)縮放”和(he)位移、移動游標來標定故(gu)障距(ju)離。操(cao)作方(fang)法(fa)(fa)(fa)與低(di)壓(ya)(ya)脈(mo)沖(chong)(chong)(chong)法(fa)(fa)(fa)一(yi)(yi)(yi)致。4．波(bo)(bo)(bo)(bo)速測(ce)(ce)(ce)(ce)量(liang)不同(tong)廠家(jia)生產的(de)(de)(de)電(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)，盡管型(xing)(xing)號相同(tong)，因為(wei)工藝和(he)介質配方(fang)的(de)(de)(de)差(cha)異，會導致電(dian)(dian)(dian)(dian)(dian)波(bo)(bo)(bo)(bo)傳(chuan)播速度(du)(du)(du)的(de)(de)(de)差(cha)異。如果直接(jie)使用(yong)(yong)儀(yi)(yi)器(qi)(qi)(qi)給出的(de)(de)(de)平(ping)均(jun)電(dian)(dian)(dian)(dian)(dian)波(bo)(bo)(bo)(bo)傳(chuan)播速度(du)(du)(du)，會造(zao)成(cheng)一(yi)(yi)(yi)定的(de)(de)(de)測(ce)(ce)(ce)(ce)試(shi)(shi)誤差(cha)。為(wei)了更加地測(ce)(ce)(ce)(ce)試(shi)(shi)故(gu)障距(ju)離，往往需要重新核對（測(ce)(ce)(ce)(ce)試(shi)(shi)）該(gai)電(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)的(de)(de)(de)電(dian)(dian)(dian)(dian)(dian)波(bo)(bo)(bo)(bo)傳(chuan)播速度(du)(du)(du)。電(dian)(dian)(dian)(dian)(dian)波(bo)(bo)(bo)(bo)測(ce)(ce)(ce)(ce)速的(de)(de)(de)方(fang)法(fa)(fa)(fa)如下(xia)：A.首(shou)先選(xuan)(xuan)一(yi)(yi)(yi)段已(yi)知(zhi)長(chang)度(du)(du)(du)被測(ce)(ce)(ce)(ce)電(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)。如果此(ci)(ci)次(ci)被測(ce)(ce)(ce)(ce)電(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)的(de)(de)(de)長(chang)度(du)(du)(du)為(wei)已(yi)知(zhi)，也可(ke)以用(yong)(yong)此(ci)(ci)電(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)進(jin)行(xing)(xing)測(ce)(ce)(ce)(ce)速。B. 儀(yi)(yi)器(qi)(qi)(qi)進(jin)入設置(zhi)界面后(hou)，按“采樣(yang)(yang)(yang)(yang)方(fang)法(fa)(fa)(fa)”后(hou)選(xuan)(xuan)擇“速度(du)(du)(du)測(ce)(ce)(ce)(ce)量(liang)鍵”。 選(xuan)(xuan)取(qu)適當(dang)(dang)的(de)(de)(de)采樣(yang)(yang)(yang)(yang)頻(pin)率和(he)脈(mo)沖(chong)(chong)(chong)寬度(du)(du)(du)。儀(yi)(yi)器(qi)(qi)(qi)的(de)(de)(de)測(ce)(ce)(ce)(ce)量(liang)夾子線(xian)(xian)接(jie)在被測(ce)(ce)(ce)(ce)電(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)的(de)(de)(de)芯線(xian)(xian)和(he)外(wai)皮(pi)上(shang)(shang)。按“電(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)長(chang)度(du)(du)(du)”鍵，彈出對話框(kuang)，填寫電(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)長(chang)度(du)(du)(du)值(zhi)，按“OK”鍵。點(dian)(dian)擊(ji)“采樣(yang)(yang)(yang)(yang)”鍵 ，儀(yi)(yi)器(qi)(qi)(qi)屏(ping)幕(mu)將(jiang)顯示低(di)壓(ya)(ya)脈(mo)沖(chong)(chong)(chong)開路測(ce)(ce)(ce)(ce)試(shi)(shi)波(bo)(bo)(bo)(bo)形(xing)(xing)，通過(guo)(guo)游標定位儀(yi)(yi)器(qi)(qi)(qi)將(jiang)自動顯示所選(xuan)(xuan)的(de)(de)(de)電(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)的(de)(de)(de)測(ce)(ce)(ce)(ce)試(shi)(shi)速度(du)(du)(du)。

<甘孜>天正華意電氣設備有限公司

甘孜電纜(lan)故(gu)(gu)障(zhang)探測(ce)儀 技術參數1.采樣方(fang)法(fa)(fa)：低壓(ya)(ya)脈(mo)沖(chong)(chong)(chong)(chong)法(fa)(fa)、沖(chong)(chong)(chong)(chong)擊閃絡法(fa)(fa)、速(su)度(du)測(ce)量(liang)法(fa)(fa)2.采樣速(su)率：200 MHz、100 MHz、80 MHz、40 MHz、20MHz、10 MHz3.脈(mo)沖(chong)(chong)(chong)(chong)寬度(du)：0.05μs、0.1μs、0.2μs、0.5μs、1μs、2μs、8μs4.波(bo)(bo)速(su)設置(zhi)：交聯乙烯、聚(ju)氯乙烯、油浸紙(zhi)、不滴油和未(wei)知類型自設定(ding)5.沖(chong)(chong)(chong)(chong)擊高(gao)壓(ya)(ya)：35kV及(ji)以下6.測(ce)試距離：＜60km7.分 辨(bian) 率：1m8.測(ce)試精度(du)：0.1m9.顯(xian)(xian)示方(fang)式：工業(ye)級10.4寸彩色觸(chu)摸液晶屏10.操(cao)(cao)作方(fang)式：觸(chu)摸屏操(cao)(cao)作、物理(li)(li)旋鈕(niu)操(cao)(cao)作11.分析設置(zhi)：滾屏、縮放、保存(cun)、調出、波(bo)(bo)移等功(gong)能12.工作電源：內置(zhi)電池供(gong)電13.連(lian)續工作：＞4h（亦可(ke)使(shi)用(yong)外(wai)接電源使(shi)用(yong)）14.儲存(cun)功(gong)能：具有數據(ju)存(cun)儲功(gong)能，可(ke)存(cun)儲大量(liang)現場波(bo)(bo)形(xing)(xing)及(ji)數據(ju)，并隨(sui)時(shi)調出使(shi)用(yong)15.波(bo)(bo)形(xing)(xing)分析：所有的(de)(de)高(gao)阻(zu)故(gu)(gu)障(zhang)波(bo)(bo)形(xing)(xing)僅表現為低壓(ya)(ya)脈(mo)沖(chong)(chong)(chong)(chong)法(fa)(fa)的(de)(de)短路故(gu)(gu)障(zhang)波(bo)(bo)形(xing)(xing)特征，便于分析卡(ka)位16.波(bo)(bo)形(xing)(xing)處理(li)(li)：能將測(ce)得(de)的(de)(de)故(gu)(gu)障(zhang)點波(bo)(bo)形(xing)(xing)與好相(xiang)的(de)(de)全長開路波(bo)(bo)形(xing)(xing)同(tong)時(shi)顯(xian)(xian)示在屏幕上進行同(tong)屏對(dui)(dui)比(bi)和疊加對(dui)(dui)比(bi)，可(ke)自動(dong)判斷故(gu)(gu)障(zhang)距離

<甘孜>天正華意電氣設備有限公司 泄漏電流測試儀甘孜

甘孜電(dian)(dian)纜故(gu)障(zhang)(zhang)(zhang)探測(ce)(ce)(ce)儀(yi) 單(dan)相(xiang)接(jie)地(di)(di)故(gu)障(zhang)(zhang)(zhang)點(dian)巡查(cha)使用前確(que)保(bao)(bao)巡查(cha)裝(zhuang)(zhuang)置(zhi)(zhi)各儀(yi)器(qi)電(dian)(dian)量(liang)足夠(gou)4.4.1 確(que)認線(xian)(xian)(xian)(xian)路(lu)(lu)已經停電(dian)(dian)（線(xian)(xian)(xian)(xian)路(lu)(lu)負(fu)(fu)荷(he)電(dian)(dian)流(liu)(liu)檢測(ce)(ce)(ce)）使用絕(jue)緣令(ling)克(ke)棒將(jiang)(jiang)鉗表卡入(ru)(ru)被測(ce)(ce)(ce)線(xian)(xian)(xian)(xian)路(lu)(lu)，信(xin)號(hao)(hao)(hao)(hao)接(jie)收(shou)定(ding)位器(qi)檢測(ce)(ce)(ce)負(fu)(fu)荷(he)電(dian)(dian)流(liu)(liu)，實(shi)(shi)時(shi)(shi)顯(xian)示線(xian)(xian)(xian)(xian)路(lu)(lu)負(fu)(fu)荷(he)電(dian)(dian)流(liu)(liu)值（必須為(wei)0，確(que)保(bao)(bao)停電(dian)(dian)狀(zhuang)態），此功能也可(ke)以檢測(ce)(ce)(ce)正常(chang)運行線(xian)(xian)(xian)(xian)路(lu)(lu)的(de)負(fu)(fu)荷(he)電(dian)(dian)流(liu)(liu)。4.4.2單(dan)相(xiang)接(jie)地(di)(di)故(gu)障(zhang)(zhang)(zhang)點(dian)定(ding)位（1）在信(xin)號(hao)(hao)(hao)(hao)發(fa)生(sheng)裝(zhuang)(zhuang)置(zhi)(zhi)關機狀(zhuang)態下(xia)，接(jie)地(di)(di)線(xian)(xian)(xian)(xian)將(jiang)(jiang)主(zhu)機可(ke)靠(kao)接(jie)入(ru)(ru)大地(di)(di)，同時(shi)(shi)將(jiang)(jiang)將(jiang)(jiang)掛鉤(gou)(gou)拉閘(zha)桿接(jie)入(ru)(ru)故(gu)障(zhang)(zhang)(zhang)線(xian)(xian)(xian)(xian)路(lu)(lu)（三(san)(san)個掛鉤(gou)(gou)同時(shi)(shi)短接(jie)接(jie)入(ru)(ru)三(san)(san)相(xiang)），打開裝(zhuang)(zhuang)置(zhi)(zhi)電(dian)(dian)源(yuan)，選擇檔位開關進(jin)(jin)入(ru)(ru)“異頻信(xin)號(hao)(hao)(hao)(hao)”，調(diao)節“電(dian)(dian)流(liu)(liu)調(diao)節”旋鈕，確(que)保(bao)(bao)電(dian)(dian)流(liu)(liu)大小在15-50mA之間，一般調(diao)至30mA。（2）建議使用二分(fen)法，將(jiang)(jiang)鉗表沿故(gu)障(zhang)(zhang)(zhang)線(xian)(xian)(xian)(xian)路(lu)(lu)巡查(cha)，實(shi)(shi)時(shi)(shi)查(cha)看(kan)信(xin)號(hao)(hao)(hao)(hao)接(jie)收(shou)定(ding)位器(qi)顯(xian)示的(de)異頻電(dian)(dian)流(liu)(liu)值。當某一點(dian)的(de)兩側異頻電(dian)(dian)流(liu)(liu)值發(fa)送跳變，則確(que)定(ding)這(zhe)一點(dian)就是接(jie)地(di)(di)故(gu)障(zhang)(zhang)(zhang)點(dian)。（3）檢測(ce)(ce)(ce)完成(cheng)，關閉所有設備電(dian)(dian)源(yuan)，對信(xin)號(hao)(hao)(hao)(hao)發(fa)生(sheng)裝(zhuang)(zhuang)置(zhi)(zhi)進(jin)(jin)行充(chong)電(dian)(dian)。4.4.3高阻接(jie)地(di)(di)查(cha)找(zhao)（1）在信(xin)號(hao)(hao)(hao)(hao)發(fa)生(sheng)裝(zhuang)(zhuang)置(zhi)(zhi)關機狀(zhuang)態下(xia)，接(jie)地(di)(di)線(xian)(xian)(xian)(xian)將(jiang)(jiang)主(zhu)機可(ke)靠(kao)接(jie)入(ru)(ru)大地(di)(di)，同時(shi)(shi)將(jiang)(jiang)將(jiang)(jiang)掛鉤(gou)(gou)拉閘(zha)桿接(jie)入(ru)(ru)故(gu)障(zhang)(zhang)(zhang)線(xian)(xian)(xian)(xian)路(lu)(lu)（三(san)(san)個掛鉤(gou)(gou)同時(shi)(shi)短接(jie)接(jie)入(ru)(ru)三(san)(san)相(xiang)），打開裝(zhuang)(zhuang)置(zhi)(zhi)電(dian)(dian)源(yuan)，選擇檔位開關進(jin)(jin)入(ru)(ru)“搖(yao)表信(xin)號(hao)(hao)(hao)(hao)”，按下(xia)確(que)定(ding)鍵輸出(chu)搖(yao)表信(xin)號(hao)(hao)(hao)(hao)，測(ce)(ce)(ce)試絕(jue)緣電(dian)(dian)阻，10s后顯(xian)示測(ce)(ce)(ce)試數據(ju)（例如500k），界面提示測(ce)(ce)(ce)試結束。

<甘孜>天正華意電氣設備有限公司 泄漏電流測試儀甘孜

甘孜電(dian)纜(lan)(lan)故(gu)(gu)障(zhang)探測儀可(ke)(ke)放心沿電(dian)纜(lan)(lan)路徑(jing)繼續(xu)測聽；第二(er)種(zhong)情況(kuang)是(shi)(shi)沖擊閃絡時(shi)(shi)，耳機已能(neng)(neng)聽到(dao)足夠強的(de)(de)地(di)(di)震波聲(sheng)(sheng)(sheng)，計(ji)數(shu)(shu)器不再顯(xian)(xian)示滿量程99.0米(mi)。而是(shi)(shi)顯(xian)(xian)示某一(yi)(yi)(yi)固定(ding)(ding)(ding)(ding)數(shu)(shu)值(zhi)（有可(ke)(ke)能(neng)(neng)末(mo)尾兩(liang)位(wei)數(shu)(shu)有跳動(dong)(dong)），此(ci)(ci)固定(ding)(ding)(ding)(ding)數(shu)(shu)值(zhi)重(zhong)復(fu)顯(xian)(xian)示的(de)(de)機率相當高，此(ci)(ci)時(shi)(shi)操作(zuo)者可(ke)(ke)以斷定(ding)(ding)(ding)(ding)，距(ju)離即(ji)(ji)為探頭(tou)到(dao)故(gu)(gu)障(zhang)點(dian)(dian)的(de)(de)直線距(ju)離。當能(neng)(neng)確(que)定(ding)(ding)(ding)(ding)故(gu)(gu)障(zhang)距(ju)離后，下(xia)一(yi)(yi)(yi)步是(shi)(shi)沿電(dian)纜(lan)(lan)路徑(jing)，任意移(yi)動(dong)(dong)探頭(tou)一(yi)(yi)(yi)米(mi)左右，以判(pan)斷方(fang)(fang)(fang)向(xiang)。如果讀(du)(du)數(shu)(shu)減小一(yi)(yi)(yi)米(mi)，證明(ming)移(yi)動(dong)(dong)方(fang)(fang)(fang)向(xiang)正確(que)。若(ruo)讀(du)(du)數(shu)(shu)增加一(yi)(yi)(yi)米(mi)，說明(ming)遠離故(gu)(gu)障(zhang)點(dian)(dian)。便可(ke)(ke)按屏(ping)顯(xian)(xian)距(ju)離直接(jie)移(yi)動(dong)(dong)探頭(tou)至故(gu)(gu)障(zhang)點(dian)(dian)附(fu)近(jin)。此(ci)(ci)時(shi)(shi)，地(di)(di)震波強度加大(da)，屏(ping)顯(xian)(xian)數(shu)(shu)明(ming)顯(xian)(xian)減小。只要在(zai)該(gai)(gai)處仔細緩慢(man)地(di)(di)移(yi)動(dong)(dong)探頭(tou)，總(zong)會(hui)發現某點(dian)(dian)的(de)(de)讀(du)(du)數(shu)(shu)小。無論探頭(tou)往任何(he)方(fang)(fang)(fang)向(xiang)移(yi)動(dong)(dong)，讀(du)(du)數(shu)(shu)將會(hui)增大(da)。那么該(gai)(gai)點(dian)(dian)恰好(hao)是(shi)(shi)電(dian)纜(lan)(lan)故(gu)(gu)障(zhang)點(dian)(dian)的(de)(de)正上方(fang)(fang)(fang)。此(ci)(ci)刻的(de)(de)屏(ping)顯(xian)(xian)數(shu)(shu)即(ji)(ji)為該(gai)(gai)點(dian)(dian)的(de)(de)電(dian)纜(lan)(lan)埋設深度。而且此(ci)(ci)時(shi)(shi)用(yong)耳機監(jian)聽的(de)(de)話(hua)，會(hui)發現此(ci)(ci)點(dian)(dian)正是(shi)(shi)地(di)(di)震波的(de)(de)點(dian)(dian)。在(zai)實際的(de)(de)電(dian)纜(lan)(lan)故(gu)(gu)障(zhang)定(ding)(ding)(ding)(ding)位(wei)現場，情況(kuang)往往非(fei)常復(fu)雜(za)(za)。有以下(xia)幾點(dian)(dian)應注意：1、若(ruo)現場環境噪(zao)聲(sheng)(sheng)(sheng)很大(da)（如車(che)輛流量大(da)的(de)(de)公路旁、走的(de)(de)人多的(de)(de)街道或在(zai)工地(di)(di)附(fu)近(jin)等）。閃絡沖擊放電(dian)時(shi)(shi)，除故(gu)(gu)障(zhang)點(dian)(dian)傳(chuan)來的(de)(de)振(zhen)動(dong)(dong)波外，還(huan)有汽車(che)引(yin)擎聲(sheng)(sheng)(sheng)、喇叭聲(sheng)(sheng)(sheng)、腳步聲(sheng)(sheng)(sheng)、說話(hua)聲(sheng)(sheng)(sheng)、機器轟鳴(ming)聲(sheng)(sheng)(sheng)……。這些噪(zao)聲(sheng)(sheng)(sheng)將嚴重(zhong)地(di)(di)影響定(ding)(ding)(ding)(ding)點(dian)(dian)儀穩定(ding)(ding)(ding)(ding)性，使得(de)讀(du)(du)數(shu)(shu)似乎雜(za)(za)亂(luan)無章。其(qi)實，還(huan)是(shi)(shi)有其(qi)規律性的(de)(de)，仔細觀察(cha)讀(du)(du)數(shu)(shu)便可(ke)(ke)發現，計(ji)數(shu)(shu)屏(ping)的(de)(de)讀(du)(du)數(shu)(shu)總(zong)有一(yi)(yi)(yi)個相對穩定(ding)(ding)(ding)(ding)的(de)(de)讀(du)(du)數(shu)(shu)，