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1、如何區分(fen)(fen)重故(gu)(gu)(gu)(gu)(gu)(gu)(gu)障(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)和輕(qing)故(gu)(gu)(gu)(gu)(gu)(gu)(gu)障(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)輕(qing)故(gu)(gu)(gu)(gu)(gu)(gu)(gu)障(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)時，系(xi)統(tong)(tong)(tong)發出(chu)(chu)報(bao)(bao)警信(xin)(xin)號，故(gu)(gu)(gu)(gu)(gu)(gu)(gu)障(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)指(zhi)(zhi)(zhi)示(shi)(shi)燈閃(shan)爍。重故(gu)(gu)(gu)(gu)(gu)(gu)(gu)障(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)發生(sheng)時，系(xi)統(tong)(tong)(tong)發出(chu)(chu)故(gu)(gu)(gu)(gu)(gu)(gu)(gu)障(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)指(zhi)(zhi)(zhi)示(shi)(shi)，故(gu)(gu)(gu)(gu)(gu)(gu)(gu)障(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)指(zhi)(zhi)(zhi)示(shi)(shi)燈常亮。同時發出(chu)(chu)指(zhi)(zhi)(zhi)令去分(fen)(fen)斷(duan)高(gao)(gao)壓(ya)(ya)(ya)、合閘禁止，并(bing)(bing)對(dui)故(gu)(gu)(gu)(gu)(gu)(gu)(gu)障(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)信(xin)(xin)息、高(gao)(gao)壓(ya)(ya)(ya)分(fen)(fen)斷(duan)指(zhi)(zhi)(zhi)令作(zuo)記(ji)憶處(chu)理(li)。重故(gu)(gu)(gu)(gu)(gu)(gu)(gu)障(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)狀態不消(xiao)除(chu)(chu)，故(gu)(gu)(gu)(gu)(gu)(gu)(gu)障(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)指(zhi)(zhi)(zhi)示(shi)(shi)、高(gao)(gao)壓(ya)(ya)(ya)分(fen)(fen)斷(duan)指(zhi)(zhi)(zhi)令依(yi)然(ran)有(you)效(xiao)。2、輕(qing)故(gu)(gu)(gu)(gu)(gu)(gu)(gu)障(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)都有(you)哪些輕(qing)故(gu)(gu)(gu)(gu)(gu)(gu)(gu)障(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)包括：變(bian)(bian)壓(ya)(ya)(ya)器(qi)超(chao)(chao)溫(wen)(wen)報(bao)(bao)警、柜(ju)溫(wen)(wen)超(chao)(chao)溫(wen)(wen)報(bao)(bao)警、柜(ju)門打(da)開、單(dan)(dan)元(yuan)(yuan)旁路(lu)，系(xi)統(tong)(tong)(tong)對(dui)輕(qing)故(gu)(gu)(gu)(gu)(gu)(gu)(gu)障(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)不作(zuo)記(ji)憶處(chu)理(li)，僅有(you)故(gu)(gu)(gu)(gu)(gu)(gu)(gu)障(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)指(zhi)(zhi)(zhi)示(shi)(shi)，故(gu)(gu)(gu)(gu)(gu)(gu)(gu)障(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)消(xiao)失(shi)后報(bao)(bao)警自動(dong)(dong)消(xiao)除(chu)(chu)。變(bian)(bian)頻(pin)器(qi)運(yun)行中出(chu)(chu)現輕(qing)故(gu)(gu)(gu)(gu)(gu)(gu)(gu)障(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)報(bao)(bao)警，系(xi)統(tong)(tong)(tong)不會停機(ji)(ji)。停機(ji)(ji)時出(chu)(chu)現輕(qing)故(gu)(gu)(gu)(gu)(gu)(gu)(gu)障(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)報(bao)(bao)警，變(bian)(bian)頻(pin)器(qi)可(ke)以(yi)繼續啟動(dong)(dong)運(yun)行。3、重故(gu)(gu)(gu)(gu)(gu)(gu)(gu)障(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)具(ju)體都有(you)哪些？系(xi)統(tong)(tong)(tong)發生(sheng)下列故(gu)(gu)(gu)(gu)(gu)(gu)(gu)障(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)時,按(an)照(zhao)重故(gu)(gu)(gu)(gu)(gu)(gu)(gu)障(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)處(chu)理(li)，并(bing)(bing)在監視器(qi)左上角(jiao)顯示(shi)(shi)重故(gu)(gu)(gu)(gu)(gu)(gu)(gu)障(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)類(lei)型(xing)：外(wai)(wai)部故(gu)(gu)(gu)(gu)(gu)(gu)(gu)障(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)、變(bian)(bian)壓(ya)(ya)(ya)器(qi)過(guo)熱(re)、柜(ju)溫(wen)(wen)過(guo)熱(re)、單(dan)(dan)元(yuan)(yuan)故(gu)(gu)(gu)(gu)(gu)(gu)(gu)障(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)、變(bian)(bian)頻(pin)器(qi)過(guo)流、高(gao)(gao)壓(ya)(ya)(ya)失(shi)電、接口(kou)板故(gu)(gu)(gu)(gu)(gu)(gu)(gu)障(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)、控制(zhi)器(qi)不通訊(xun)、接口(kou)板不通訊(xun)、電機(ji)(ji)過(guo)載、參數錯誤、主控板故(gu)(gu)(gu)(gu)(gu)(gu)(gu)障(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)。單(dan)(dan)元(yuan)(yuan)故(gu)(gu)(gu)(gu)(gu)(gu)(gu)障(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)包括：熔斷(duan)器(qi)故(gu)(gu)(gu)(gu)(gu)(gu)(gu)障(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)、單(dan)(dan)元(yuan)(yuan)過(guo)熱(re)、驅(qu)動(dong)(dong)故(gu)(gu)(gu)(gu)(gu)(gu)(gu)障(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)、光纖故(gu)(gu)(gu)(gu)(gu)(gu)(gu)障(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)、單(dan)(dan)元(yuan)(yuan)過(guo)壓(ya)(ya)(ya)。外(wai)(wai)部故(gu)(gu)(gu)(gu)(gu)(gu)(gu)障(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)必須先解除(chu)(chu)高(gao)(gao)壓(ya)(ya)(ya)分(fen)(fen)斷(duan)（柜(ju)門按(an)鈕或(huo)外(wai)(wai)部接點）狀態再(zai)系(xi)統(tong)(tong)(tong)復(fu)位，才(cai)能(neng)(neng)使(shi)(shi)系(xi)統(tong)(tong)(tong)恢復(fu)到(dao)正常狀態；除(chu)(chu)外(wai)(wai)部故(gu)(gu)(gu)(gu)(gu)(gu)(gu)障(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)以(yi)外(wai)(wai)的重故(gu)(gu)(gu)(gu)(gu)(gu)(gu)障(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)發生(sheng)后，直接系(xi)統(tong)(tong)(tong)復(fu)位即可(ke)使(shi)(shi)系(xi)統(tong)(tong)(tong)恢復(fu)到(dao)正常狀態，但在再(zai)次上電前一定(ding)要找出(chu)(chu)故(gu)(gu)(gu)(gu)(gu)(gu)(gu)障(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)原因。單(dan)(dan)元(yuan)(yuan)故(gu)(gu)(gu)(gu)(gu)(gu)(gu)障(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)發生(sheng)后，只有(you)再(zai)次上高(gao)(gao)壓(ya)(ya)(ya)電源(yuan)方(fang)能(neng)(neng)檢測到(dao)單(dan)(dan)元(yuan)(yuan)狀態。若故(gu)(gu)(gu)(gu)(gu)(gu)(gu)障(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)較難分(fen)(fen)析且無法確定(ding)能(neng)(neng)否二(er)次上高(gao)(gao)壓(ya)(ya)(ya)時，請向廠商咨詢。注意：切忌在未(wei)查明故(gu)(gu)(gu)(gu)(gu)(gu)(gu)障(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)原因前貿然(ran)二(er)次上電，否則可(ke)能(neng)(neng)嚴(yan)重損壞(huai)變(bian)(bian)頻(pin)器(qi)！4、變(bian)(bian)壓(ya)(ya)(ya)器(qi)差(cha)超(chao)(chao)溫(wen)(wen)報(bao)(bao)警當(dang)變(bian)(bian)壓(ya)(ya)(ya)器(qi)溫(wen)(wen)控儀測量溫(wen)(wen)度大于(yu)其設(she)置的報(bao)(bao)警溫(wen)(wen)度(默(mo)...
發(fa)布時間: 2018 - 10 - 25
瀏覽次數：341
紡(fang)(fang)(fang)織(zhi)(zhi)(zhi)(zhi)機(ji)(ji)械是紡(fang)(fang)(fang)織(zhi)(zhi)(zhi)(zhi)工業(ye)(ye)(ye)的生產(chan)(chan)手(shou)段和(he)物質(zhi)基礎，其技(ji)(ji)術水平(ping)、質(zhi)量(liang)和(he)制造(zao)(zao)成(cheng)本(ben)(ben)(ben)直接(jie)關系到紡(fang)(fang)(fang)織(zhi)(zhi)(zhi)(zhi)工業(ye)(ye)(ye)的發展(zhan)，大致上，紡(fang)(fang)(fang)織(zhi)(zhi)(zhi)(zhi)機(ji)(ji)械涵蓋的范圍有：紡(fang)(fang)(fang)紗機(ji)(ji)械、織(zhi)(zhi)(zhi)(zhi)造(zao)(zao)機(ji)(ji)械、針(zhen)織(zhi)(zhi)(zhi)(zhi)機(ji)(ji)械、染(ran)整機(ji)(ji)械、化纖及非織(zhi)(zhi)(zhi)(zhi)造(zao)(zao)布機(ji)(ji)械等(deng)。隨著(zhu)當前全(quan)(quan)球(qiu)紡(fang)(fang)(fang)織(zhi)(zhi)(zhi)(zhi)品貿(mao)易(yi)正面臨(lin)著(zhu)環境(jing)保護(hu)、勞動(dong)(dong)力成(cheng)本(ben)(ben)(ben)、貿(mao)易(yi)壁壘(lei)等(deng)嚴峻挑戰，使得上游紡(fang)(fang)(fang)織(zhi)(zhi)(zhi)(zhi)機(ji)(ji)械行(xing)(xing)業(ye)(ye)(ye)對其他一些工業(ye)(ye)(ye)領(ling)域的依(yi)存度提(ti)升(sheng)，期望借(jie)助更多先(xian)進技(ji)(ji)術來(lai)促進產(chan)(chan)品品質(zhi)和(he)生產(chan)(chan)效率，其中(zhong)也(ye)包括工控自動(dong)(dong)化行(xing)(xing)業(ye)(ye)(ye)。　　根據中(zhong)國紡(fang)(fang)(fang)織(zhi)(zhi)(zhi)(zhi)機(ji)(ji)械協會(hui)今年8月份公布的統計數據顯示，2018年上半年，全(quan)(quan)國紡(fang)(fang)(fang)織(zhi)(zhi)(zhi)(zhi)機(ji)(ji)械行(xing)(xing)業(ye)(ye)(ye)實現(xian)主(zhu)營業(ye)(ye)(ye)務收入(ru)556.26億(yi)(yi)元，同比增(zeng)(zeng)長16.02%，比上年同期提(ti)升(sheng)3.28個百分點(dian);實現(xian)利(li)潤(run)總額為(wei)31.81億(yi)(yi)元，同比增(zeng)(zeng)長19.56%;資產(chan)(chan)總額為(wei)1031.14億(yi)(yi)元，同比增(zeng)(zeng)長9.62%，比上年同期提(ti)升(sheng)了3.96個百分點(dian)，整體行(xing)(xing)業(ye)(ye)(ye)運行(xing)(xing)趨勢平(ping)穩。但(dan)與此同時(shi)，由于(yu)近年來(lai)勞動(dong)(dong)力成(cheng)本(ben)(ben)(ben)不(bu)斷提(ti)高，企(qi)業(ye)(ye)(ye)招工困(kun)難，令到國內紡(fang)(fang)(fang)織(zhi)(zhi)(zhi)(zhi)行(xing)(xing)業(ye)(ye)(ye)面臨(lin)著(zhu)巨(ju)大的轉(zhuan)(zhuan)型(xing)升(sheng)級壓力，一些企(qi)業(ye)(ye)(ye)不(bu)得不(bu)進行(xing)(xing)自動(dong)(dong)化、數控化改造(zao)(zao)。　　降本(ben)(ben)(ben)增(zeng)(zeng)效，改善紡(fang)(fang)(fang)織(zhi)(zhi)(zhi)(zhi)工藝　　在(zai)目前紡(fang)(fang)(fang)織(zhi)(zhi)(zhi)(zhi)行(xing)(xing)業(ye)(ye)(ye)轉(zhuan)(zhuan)型(xing)升(sheng)級的過程中(zhong)，提(ti)升(sheng)紡(fang)(fang)(fang)織(zhi)(zhi)(zhi)(zhi)機(ji)(ji)械自動(dong)(dong)化技(ji)(ji)術水平(ping)是最(zui)主(zhu)要(yao)的關鍵技(ji)(ji)術之(zhi)一。中(zhong)國紡(fang)(fang)(fang)機(ji)(ji)生產(chan)(chan)面臨(lin)著(zhu)全(quan)(quan)球(qiu)化更加激烈的競爭環境(jing)，促使紡(fang)(fang)(fang)機(ji)(ji)和(he)紡(fang)(fang)(fang)機(ji)(ji)自動(dong)(dong)化技(ji)(ji)術發展(zhan)呈現(xian)出新(xin)的特點(dian)，包括變頻調速技(ji)(ji)術、運動(dong)(dong)控制技(ji)(ji)術、可編(bian)程控制技(ji)(ji)術、以太(tai)網現(xian)場總線技(ji)(ji)術等(deng)在(zai)內的先(xian)進科(ke)技(ji)(ji)越來(lai)越多地被運用在(zai)紡(fang)(fang)(fang)織(zhi)(zhi)(zhi)(zhi)機(ji)(ji)械行(xing)(xing)業(ye)(ye)(ye)。　　例如，電耗是紡(fang)(fang)(fang)織(zhi)(zhi)(zhi)(zhi)生產(chan)(chan)成(cheng)本(ben)(ben)(ben)的主(zhu)要(yao)組...
發布時(shi)間(jian): 2018 - 10 - 17
瀏覽(lan)次數：413
一(yi)(yi)、變(bian)(bian)(bian)頻(pin)(pin)(pin)(pin)器(qi)(qi)(qi)(qi)(qi)上電(dian)(dian)之(zhi)前　　應(ying)先檢(jian)(jian)測(ce)周圍環境的(de)(de)溫度及(ji)濕度，溫度過(guo)高(gao)會(hui)導(dao)致(zhi)變(bian)(bian)(bian)頻(pin)(pin)(pin)(pin)器(qi)(qi)(qi)(qi)(qi)過(guo)熱(re)報警，嚴重時會(hui)直接(jie)(jie)導(dao)致(zhi)變(bian)(bian)(bian)頻(pin)(pin)(pin)(pin)器(qi)(qi)(qi)(qi)(qi)功率器(qi)(qi)(qi)(qi)(qi)件(jian)(jian)損壞、電(dian)(dian)路(lu)(lu)(lu)短路(lu)(lu)(lu);空(kong)氣過(guo)于(yu)潮濕會(hui)導(dao)致(zhi)變(bian)(bian)(bian)頻(pin)(pin)(pin)(pin)器(qi)(qi)(qi)(qi)(qi)內(nei)部直接(jie)(jie)短路(lu)(lu)(lu)。在變(bian)(bian)(bian)頻(pin)(pin)(pin)(pin)器(qi)(qi)(qi)(qi)(qi)運(yun)行(xing)(xing)時要(yao)(yao)注意其冷卻系(xi)統是(shi)(shi)(shi)否(fou)(fou)(fou)正產(chan)，如(ru)：風(feng)(feng)(feng)道排(pai)風(feng)(feng)(feng)是(shi)(shi)(shi)否(fou)(fou)(fou)流(liu)暢，風(feng)(feng)(feng)機是(shi)(shi)(shi)否(fou)(fou)(fou)有(you)(you)異常(chang)聲音。一(yi)(yi)般防護等級比(bi)較高(gao)的(de)(de)變(bian)(bian)(bian)頻(pin)(pin)(pin)(pin)器(qi)(qi)(qi)(qi)(qi)如(ru)：IP20以(yi)上的(de)(de)變(bian)(bian)(bian)頻(pin)(pin)(pin)(pin)器(qi)(qi)(qi)(qi)(qi)可(ke)直接(jie)(jie)敞開安裝，IP20以(yi)下的(de)(de)變(bian)(bian)(bian)頻(pin)(pin)(pin)(pin)器(qi)(qi)(qi)(qi)(qi)一(yi)(yi)般應(ying)是(shi)(shi)(shi)柜(ju)式安裝，所以(yi)變(bian)(bian)(bian)頻(pin)(pin)(pin)(pin)柜(ju)散熱(re)效(xiao)果(guo)如(ru)何將直接(jie)(jie)影(ying)響(xiang)變(bian)(bian)(bian)頻(pin)(pin)(pin)(pin)器(qi)(qi)(qi)(qi)(qi)的(de)(de)正常(chang)運(yun)行(xing)(xing)，變(bian)(bian)(bian)頻(pin)(pin)(pin)(pin)器(qi)(qi)(qi)(qi)(qi)的(de)(de)排(pai)風(feng)(feng)(feng)系(xi)統如(ru)風(feng)(feng)(feng)扇(shan)旋(xuan)轉是(shi)(shi)(shi)否(fou)(fou)(fou)流(liu)暢，進(jin)風(feng)(feng)(feng)口是(shi)(shi)(shi)否(fou)(fou)(fou)有(you)(you)灰塵及(ji)阻塞物(wu)都是(shi)(shi)(shi)我們日(ri)常(chang)檢(jian)(jian)查(cha)(cha)不可(ke)忽略的(de)(de)地方。電(dian)(dian)動機電(dian)(dian)抗器(qi)(qi)(qi)(qi)(qi)、變(bian)(bian)(bian)壓(ya)器(qi)(qi)(qi)(qi)(qi)等是(shi)(shi)(shi)否(fou)(fou)(fou)過(guo)熱(re)，有(you)(you)異味;變(bian)(bian)(bian)頻(pin)(pin)(pin)(pin)器(qi)(qi)(qi)(qi)(qi)及(ji)馬達是(shi)(shi)(shi)否(fou)(fou)(fou)有(you)(you)異常(chang)響(xiang)聲;變(bian)(bian)(bian)頻(pin)(pin)(pin)(pin)器(qi)(qi)(qi)(qi)(qi)面板電(dian)(dian)流(liu)顯示(shi)是(shi)(shi)(shi)否(fou)(fou)(fou)偏大或電(dian)(dian)流(liu)變(bian)(bian)(bian)化幅度太大，輸(shu)(shu)出UVW三(san)相電(dian)(dian)壓(ya)與電(dian)(dian)流(liu)是(shi)(shi)(shi)否(fou)(fou)(fou)平(ping)衡等。　　二(er)、定期保(bao)養(yang)　　定期除塵檢(jian)(jian)查(cha)(cha)風(feng)(feng)(feng)扇(shan)進(jin)風(feng)(feng)(feng)口是(shi)(shi)(shi)否(fou)(fou)(fou)堵死，每月清掃空(kong)氣過(guo)濾器(qi)(qi)(qi)(qi)(qi)冷卻風(feng)(feng)(feng)道及(ji)內(nei)部灰塵。　　定期檢(jian)(jian)查(cha)(cha)，應(ying)一(yi)(yi)年(nian)進(jin)行(xing)(xing)一(yi)(yi)次：檢(jian)(jian)查(cha)(cha)螺絲釘(ding)、螺栓以(yi)及(ji)即插件(jian)(jian)等是(shi)(shi)(shi)否(fou)(fou)(fou)松動，輸(shu)(shu)入輸(shu)(shu)出電(dian)(dian)抗器(qi)(qi)(qi)(qi)(qi)的(de)(de)對地及(ji)相間(jian)電(dian)(dian)阻是(shi)(shi)(shi)否(fou)(fou)(fou)有(you)(you)短路(lu)(lu)(lu)現象，正常(chang)應(ying)大于(yu)幾十兆歐。導(dao)體及(ji)絕(jue)緣體是(shi)(shi)(shi)否(fou)(fou)(fou)有(you)(you)腐蝕現象，如(ru)有(you)(you)要(yao)(yao)及(ji)時用(yong)酒精擦拭干凈。測(ce)量開關電(dian)(dian)源輸(shu)(shu)出各電(dian)(dian)路(lu)(lu)(lu)電(dian)(dian)壓(ya)的(de)(de)平(ping)穩性，如(ru)：5V、12V、15V、24V等電(dian)(dian)壓(ya)。接(jie)(jie)觸器(qi)(qi)(qi)(qi)(qi)的(de)(de)觸點是(shi)(shi)(shi)否(fou)(fou)(fou)有(you)(you)打火痕(hen)跡，嚴重的(de)(de)要(yao)(yao)更換同型號或大于(yu)原容(rong)量的(de)(de)新(xin)品接(jie)(jie)觸器(qi)(qi)(qi)(qi)(qi);確(que)認控制電(dian)(dian)壓(ya)的(de)(de)正確(que)性，進(jin)行(xing)(xing)順序保(bao)護動作(zuo)試驗;確(que)認保(bao)護顯示(shi)回路(lu)(lu)(lu)無異常(chang);確(que)認變(bian)(bian)(bian)頻(pin)(pin)(pin)(pin)器(qi)(qi)(qi)(qi)(qi)在單獨運(yun)行(xing)(xing)時輸(shu)(shu)出電(dian)(dian)壓(ya)的(de)(de)平(ping)衡度。　　認真做好變(bian)(bian)(bian)頻(pin)(pin)(pin)(pin)器(qi)(qi)(qi)(qi)(qi)的(de)(de)日(ri)...
發布時(shi)間: 2018 - 07 - 09
瀏覽次數：287
變(bian)(bian)(bian)(bian)(bian)頻(pin)(pin)(pin)(pin)(pin)器(qi)(qi)(qi)(qi)(qi)最近(jin)十年來一個火的(de)(de)(de)(de)(de)(de)(de)不(bu)(bu)(bu)能(neng)再火的(de)(de)(de)(de)(de)(de)(de)電(dian)(dian)氣工(gong)控設備，以(yi)至于(yu)(yu)(yu)現(xian)(xian)在(zai)(zai)一些(xie)電(dian)(dian)工(gong)同(tong)(tong)行交流時張口閉口的(de)(de)(de)(de)(de)(de)(de)都(dou)(dou)是(shi)變(bian)(bian)(bian)(bian)(bian)頻(pin)(pin)(pin)(pin)(pin)器(qi)(qi)(qi)(qi)(qi)，一個賽一個的(de)(de)(de)(de)(de)(de)(de)炫耀自己(ji)所(suo)(suo)知(zhi)(zhi)(zhi)(zhi)道(dao)(dao)的(de)(de)(de)(de)(de)(de)(de)關(guan)于(yu)(yu)(yu)變(bian)(bian)(bian)(bian)(bian)頻(pin)(pin)(pin)(pin)(pin)器(qi)(qi)(qi)(qi)(qi)的(de)(de)(de)(de)(de)(de)(de)知(zhi)(zhi)(zhi)(zhi)識(shi)。誠(cheng)然有(you)些(xie)電(dian)(dian)工(gong)同(tong)(tong)行所(suo)(suo)講(jiang)的(de)(de)(de)(de)(de)(de)(de)知(zhi)(zhi)(zhi)(zhi)識(shi)的(de)(de)(de)(de)(de)(de)(de)確不(bu)(bu)(bu)錯，可(ke)有(you)些(xie)同(tong)(tong)行對于(yu)(yu)(yu)變(bian)(bian)(bian)(bian)(bian)頻(pin)(pin)(pin)(pin)(pin)器(qi)(qi)(qi)(qi)(qi)的(de)(de)(de)(de)(de)(de)(de)認識(shi)卻有(you)待商榷。 那(nei)么有(you)同(tong)(tong)行會(hui)問：樓(lou)主對變(bian)(bian)(bian)(bian)(bian)頻(pin)(pin)(pin)(pin)(pin)器(qi)(qi)(qi)(qi)(qi)一定非常了解嘍。其(qi)實本人對變(bian)(bian)(bian)(bian)(bian)頻(pin)(pin)(pin)(pin)(pin)器(qi)(qi)(qi)(qi)(qi)也是(shi)處(chu)于(yu)(yu)(yu)學習階段(duan)，具(ju)體來說正處(chu)于(yu)(yu)(yu)對變(bian)(bian)(bian)(bian)(bian)頻(pin)(pin)(pin)(pin)(pin)器(qi)(qi)(qi)(qi)(qi)基(ji)礎(chu)知(zhi)(zhi)(zhi)(zhi)識(shi)的(de)(de)(de)(de)(de)(de)(de)學習過(guo)程中(zhong)，不(bu)(bu)(bu)信(xin)本人先講(jiang)八(ba)(ba)條剛剛知(zhi)(zhi)(zhi)(zhi)道(dao)(dao)的(de)(de)(de)(de)(de)(de)(de)關(guan)于(yu)(yu)(yu)變(bian)(bian)(bian)(bian)(bian)頻(pin)(pin)(pin)(pin)(pin)器(qi)(qi)(qi)(qi)(qi)的(de)(de)(de)(de)(de)(de)(de)基(ji)礎(chu)知(zhi)(zhi)(zhi)(zhi)識(shi)，看(kan)(kan)看(kan)(kan)大家都(dou)(dou)聽說過(guo)嗎?　　1、變(bian)(bian)(bian)(bian)(bian)頻(pin)(pin)(pin)(pin)(pin)器(qi)(qi)(qi)(qi)(qi)只(zhi)會(hui)降(jiang)壓，不(bu)(bu)(bu)能(neng)升壓;　　2、變(bian)(bian)(bian)(bian)(bian)頻(pin)(pin)(pin)(pin)(pin)器(qi)(qi)(qi)(qi)(qi)本身不(bu)(bu)(bu)是(shi)節能(neng)器(qi)(qi)(qi)(qi)(qi)，其(qi)節能(neng)是(shi)建立在(zai)(zai)原(yuan)本不(bu)(bu)(bu)能(neng)調速造(zao)(zao)成(cheng)浪費電(dian)(dian)能(neng)的(de)(de)(de)(de)(de)(de)(de)基(ji)礎(chu)上(shang)(shang)(shang);　　3、變(bian)(bian)(bian)(bian)(bian)頻(pin)(pin)(pin)(pin)(pin)器(qi)(qi)(qi)(qi)(qi)工(gong)作的(de)(de)(de)(de)(de)(de)(de)同(tong)(tong)時還是(shi)一臺(tai)電(dian)(dian)磁(ci)干擾器(qi)(qi)(qi)(qi)(qi);　　4、變(bian)(bian)(bian)(bian)(bian)頻(pin)(pin)(pin)(pin)(pin)器(qi)(qi)(qi)(qi)(qi)現(xian)(xian)階段(duan)所(suo)(suo)用IGBT/IPM功率模塊;CPU大多都(dou)(dou)是(shi)外國貨(huo)，價(jia)格(ge)必(bi)然居高(gao)不(bu)(bu)(bu)下;　　5、變(bian)(bian)(bian)(bian)(bian)頻(pin)(pin)(pin)(pin)(pin)器(qi)(qi)(qi)(qi)(qi)對供電(dian)(dian)電(dian)(dian)源的(de)(de)(de)(de)(de)(de)(de)質量要求(qiu)比較高(gao);　　6、價(jia)格(ge)便(bian)宜(yi)的(de)(de)(de)(de)(de)(de)(de)變(bian)(bian)(bian)(bian)(bian)頻(pin)(pin)(pin)(pin)(pin)器(qi)(qi)(qi)(qi)(qi)必(bi)然存(cun)在(zai)(zai)偷工(gong)減料的(de)(de)(de)(de)(de)(de)(de)現(xian)(xian)象，影響(xiang)使(shi)用壽(shou)命;　　7、變(bian)(bian)(bian)(bian)(bian)頻(pin)(pin)(pin)(pin)(pin)器(qi)(qi)(qi)(qi)(qi)的(de)(de)(de)(de)(de)(de)(de)使(shi)用壽(shou)命并非無限，其(qi)內部的(de)(de)(de)(de)(de)(de)(de)散熱風扇和電(dian)(dian)解電(dian)(dian)容會(hui)最先老化;　　8、變(bian)(bian)(bian)(bian)(bian)頻(pin)(pin)(pin)(pin)(pin)器(qi)(qi)(qi)(qi)(qi)是(shi)強電(dian)(dian)與弱電(dian)(dian)系統的(de)(de)(de)(de)(de)(de)(de)集(ji)合體，主控板(ban)/CPU板(ban)電(dian)(dian)子線路精(jing)密(mi)，工(gong)作環(huan)境差或(huo)保養不(bu)(bu)(bu)利(li)變(bian)(bian)(bian)(bian)(bian)頻(pin)(pin)(pin)(pin)(pin)器(qi)(qi)(qi)(qi)(qi)故障率必(bi)然上(shang)(shang)(shang)升。　　怎么樣(yang)，上(shang)(shang)(shang)面所(suo)(suo)提及的(de)(de)(de)(de)(de)(de)(de)八(ba)(ba)條關(guan)于(yu)(yu)(yu)變(bian)(bian)(bian)(bian)(bian)頻(pin)(pin)(pin)(pin)(pin)器(qi)(qi)(qi)(qi)(qi)的(de)(de)(de)(de)(de)(de)(de)基(ji)礎(chu)知(zhi)(zhi)(zhi)(zhi)識(shi)，大家都(dou)(dou)知(zhi)(zhi)(zhi)(zhi)道(dao)(dao)嗎?又是(shi)否都(dou)(dou)明白其(qi)中(zhong)具(ju)體的(de)(de)(de)(de)(de)(de)(de)原(yuan)因?　　接下來本人再講(jiang)兩個關(guan)于(yu)(yu)(yu)使(shi)用環(huan)境對變(bian)(bian)(bian)(bian)(bian)頻(pin)(pin)(pin)(pin)(pin)器(qi)(qi)(qi)(qi)(qi)所(suo)(suo)帶(dai)來的(de)(de)(de)(de)(de)(de)(de)具(ju)體影響(xiang)：　　1、工(gong)作環(huan)境溫度長期較高(gao)或(huo)安裝在(zai)(zai)通風冷卻不(bu)(bu)(bu)良的(de)(de)(de)(de)(de)(de)(de)機柜(ju)內時，均會(hui)造(zao)(zao)成(cheng)變(bian)(bian)(bian)(bian)(bian)頻(pin)(pin)(pin)(pin)(pin)器(qi)(qi)(qi)(qi)(qi)使(shi)用壽(shou)命的(de)(de)(de)(de)(de)(de)(de)縮短。電(dian)(dian)子元器(qi)(qi)(qi)(qi)(qi)件(jian)特別...
發布時間: 2018 - 06 - 26
瀏(liu)覽次(ci)數：228
變(bian)(bian)(bian)(bian)(bian)(bian)頻(pin)(pin)器(qi)(qi)(qi)(qi)(qi)(qi)諧(xie)波(bo)(bo)(bo)(bo)(bo)(bo)是(shi)一個(ge)(ge)比(bi)較麻煩(fan)的(de)(de)(de)(de)(de)問題(ti)，如何解決也是(shi)需(xu)要(yao)有一定的(de)(de)(de)(de)(de)知識作為鋪墊的(de)(de)(de)(de)(de)。1、變(bian)(bian)(bian)(bian)(bian)(bian)流(liu)(liu)(liu)回路(lu)的(de)(de)(de)(de)(de)多(duo)(duo)重(zhong)(zhong)化(hua)對(dui)于(yu)大(da)容(rong)量(liang)的(de)(de)(de)(de)(de)變(bian)(bian)(bian)(bian)(bian)(bian)頻(pin)(pin)器(qi)(qi)(qi)(qi)(qi)(qi)，可以(yi)在變(bian)(bian)(bian)(bian)(bian)(bian)頻(pin)(pin)器(qi)(qi)(qi)(qi)(qi)(qi)的(de)(de)(de)(de)(de)輸入(ru)端裝(zhuang)設專用(yong)的(de)(de)(de)(de)(de)電(dian)(dian)源(yuan)(yuan)(yuan)輸入(ru)變(bian)(bian)(bian)(bian)(bian)(bian)壓器(qi)(qi)(qi)(qi)(qi)(qi)，將(jiang)電(dian)(dian)源(yuan)(yuan)(yuan)側(ce)變(bian)(bian)(bian)(bian)(bian)(bian)流(liu)(liu)(liu)器(qi)(qi)(qi)(qi)(qi)(qi)分為2個(ge)(ge)，利用(yong)該(gai)變(bian)(bian)(bian)(bian)(bian)(bian)壓器(qi)(qi)(qi)(qi)(qi)(qi)使(shi)輸入(ru)電(dian)(dian)流(liu)(liu)(liu)的(de)(de)(de)(de)(de)相(xiang)位錯開(kai)，以(yi)多(duo)(duo)重(zhong)(zhong)化(hua)來抑(yi)制變(bian)(bian)(bian)(bian)(bian)(bian)頻(pin)(pin)器(qi)(qi)(qi)(qi)(qi)(qi)向(xiang)電(dian)(dian)源(yuan)(yuan)(yuan)側(ce)的(de)(de)(de)(de)(de)高(gao)次諧(xie)波(bo)(bo)(bo)(bo)(bo)(bo)。2、安裝(zhuang)交(jiao)流(liu)(liu)(liu)/直(zhi)流(liu)(liu)(liu)電(dian)(dian)抗(kang)(kang)(kang)器(qi)(qi)(qi)(qi)(qi)(qi)安裝(zhuang)電(dian)(dian)抗(kang)(kang)(kang)器(qi)(qi)(qi)(qi)(qi)(qi)實際是(shi)從(cong)外部增(zeng)加變(bian)(bian)(bian)(bian)(bian)(bian)頻(pin)(pin)器(qi)(qi)(qi)(qi)(qi)(qi)供電(dian)(dian)電(dian)(dian)源(yuan)(yuan)(yuan)的(de)(de)(de)(de)(de)阻抗(kang)(kang)(kang)，在變(bian)(bian)(bian)(bian)(bian)(bian)頻(pin)(pin)器(qi)(qi)(qi)(qi)(qi)(qi)的(de)(de)(de)(de)(de)交(jiao)流(liu)(liu)(liu)側(ce)或直(zhi)流(liu)(liu)(liu)側(ce)安裝(zhuang)電(dian)(dian)抗(kang)(kang)(kang)器(qi)(qi)(qi)(qi)(qi)(qi)或同(tong)時安裝(zhuang)，可以(yi)抑(yi)制諧(xie)波(bo)(bo)(bo)(bo)(bo)(bo)電(dian)(dian)流(liu)(liu)(liu)。采用(yong)交(jiao)流(liu)(liu)(liu)/直(zhi)流(liu)(liu)(liu)電(dian)(dian)抗(kang)(kang)(kang)器(qi)(qi)(qi)(qi)(qi)(qi)后，如圖2所(suo)示，進線(xian)電(dian)(dian)流(liu)(liu)(liu)的(de)(de)(de)(de)(de)（電(dian)(dian)壓畸(ji)變(bian)(bian)(bian)(bian)(bian)(bian)率）大(da)約降低(di)30%～50%，是(shi)不加電(dian)(dian)抗(kang)(kang)(kang)器(qi)(qi)(qi)(qi)(qi)(qi)諧(xie)波(bo)(bo)(bo)(bo)(bo)(bo)電(dian)(dian)流(liu)(liu)(liu)的(de)(de)(de)(de)(de)1/2左右。3、安裝(zhuang)有源(yuan)(yuan)(yuan)電(dian)(dian)力濾波(bo)(bo)(bo)(bo)(bo)(bo)器(qi)(qi)(qi)(qi)(qi)(qi)除傳(chuan)統的(de)(de)(de)(de)(de)LC調試濾波(bo)(bo)(bo)(bo)(bo)(bo)器(qi)(qi)(qi)(qi)(qi)(qi)目(mu)前還在應(ying)用(yong)外，當前抑(yi)制諧(xie)波(bo)(bo)(bo)(bo)(bo)(bo)的(de)(de)(de)(de)(de)一個(ge)(ge)重(zhong)(zhong)要(yao)趨(qu)勢是(shi)采用(yong)有源(yuan)(yuan)(yuan)電(dian)(dian)力濾波(bo)(bo)(bo)(bo)(bo)(bo)器(qi)(qi)(qi)(qi)(qi)(qi)，它(ta)串聯或是(shi)并(bing)聯于(yu)主電(dian)(dian)路(lu)中，實時從(cong)補償(chang)對(dui)象中檢測出(chu)諧(xie)波(bo)(bo)(bo)(bo)(bo)(bo)電(dian)(dian)流(liu)(liu)(liu)，由補償(chang)裝(zhuang)置產生(sheng)一個(ge)(ge)與該(gai)諧(xie)波(bo)(bo)(bo)(bo)(bo)(bo)電(dian)(dian)流(liu)(liu)(liu)大(da)小(xiao)相(xiang)等(deng)、方向(xiang)相(xiang)反的(de)(de)(de)(de)(de)補償(chang)電(dian)(dian)流(liu)(liu)(liu)，從(cong)而(er)使(shi)電(dian)(dian)網電(dian)(dian)流(liu)(liu)(liu)只(zhi)含(han)(han)基波(bo)(bo)(bo)(bo)(bo)(bo)電(dian)(dian)流(liu)(liu)(liu)。這種濾波(bo)(bo)(bo)(bo)(bo)(bo)器(qi)(qi)(qi)(qi)(qi)(qi)能對(dui)頻(pin)(pin)率和幅值(zhi)都變(bian)(bian)(bian)(bian)(bian)(bian)化(hua)的(de)(de)(de)(de)(de)諧(xie)波(bo)(bo)(bo)(bo)(bo)(bo)進行跟蹤補償(chang)，其特性不受(shou)系統的(de)(de)(de)(de)(de)影響(xiang)，無(wu)諧(xie)波(bo)(bo)(bo)(bo)(bo)(bo)放大(da)的(de)(de)(de)(de)(de)危險，因而(er)倍受(shou)關注，在日本等(deng)國已(yi)獲得廣泛應(ying)用(yong)。4、增(zeng)加變(bian)(bian)(bian)(bian)(bian)(bian)頻(pin)(pin)器(qi)(qi)(qi)(qi)(qi)(qi)供電(dian)(dian)電(dian)(dian)源(yuan)(yuan)(yuan)內(nei)阻抗(kang)(kang)(kang)通(tong)常情況下，電(dian)(dian)源(yuan)(yuan)(yuan)設備的(de)(de)(de)(de)(de)內(nei)阻抗(kang)(kang)(kang)可以(yi)起到緩沖(chong)變(bian)(bian)(bian)(bian)(bian)(bian)頻(pin)(pin)器(qi)(qi)(qi)(qi)(qi)(qi)直(zhi)流(liu)(liu)(liu)濾波(bo)(bo)(bo)(bo)(bo)(bo)電(dian)(dian)容(rong)的(de)(de)(de)(de)(de)無(wu)功(gong)功(gong)率的(de)(de)(de)(de)(de)作用(yong)。這種內(nei)阻抗(kang)(kang)(kang)就(jiu)是(shi)變(bian)(bian)(bian)(bian)(bian)(bian)壓器(qi)(qi)(qi)(qi)(qi)(qi)的(de)(de)(de)(de)(de)短路(lu)阻抗(kang)(kang)(kang)。電(dian)(dian)源(yuan)(yuan)(yuan)容(rong)量(liang)相(xiang)對(dui)變(bian)(bian)(bian)(bian)(bian)(bian)頻(pin)(pin)器(qi)(qi)(qi)(qi)(qi)(qi)容(rong)量(liang)越(yue)小(xiao)，內(nei)阻抗(kang)(kang)(kang)值(zhi)相(xiang)對(dui)越(yue)大(da)，諧(xie)波(bo)(bo)(bo)(bo)(bo)(bo)含(han)(han)量(liang)越(yue)小(xiao)；電(dian)(dian)源(yuan)(yuan)(yuan)容(rong)量(liang)相(xiang)對(dui)變(bian)(bian)(bian)(bian)(bian)(bian)頻(pin)(pin)器(qi)(qi)(qi)(qi)(qi)(qi)容(rong)量(liang)越(yue)大(da)，則內(nei)阻抗(kang)(kang)(kang)值(zhi)相(xiang)對(dui)越(yue)小(xiao)，諧(xie)波(bo)(bo)(bo)(bo)(bo)(bo)含(han)(han)量(liang)越(yue)大(da)。所(suo)以(yi)選(xuan)擇變(bian)(bian)(bian)(bian)(bian)(bian)頻(pin)(pin)器(qi)(qi)(qi)(qi)(qi)(qi)供電(dian)(dian)電(dian)(dian)源(yuan)(yuan)(yuan)變(bian)(bian)(bian)(bian)(bian)(bian)壓器(qi)(qi)(qi)(qi)(qi)(qi)時，最(zui)好選(xuan)擇短路(lu)阻抗(kang)(kang)(kang)...
發布時間: 2016 - 08 - 11
瀏(liu)覽(lan)次數(shu)：345
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