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$(document).ready(function(){ var obj = $("#subNav").children("li"); var lid="#page1"; //alert(lid); //$(obj[xid]).removeClass(); $(lid).addClass("hover"); }); </script> <div id="6e4a9pr" class="main_right"> <div id="6e4a9pr" class="main_top1"> <p>您的位置：<a href="/">首頁(yè)</a> > <a href="/article.html" title="技術(shù)文章">技術(shù)文章</a> > 電機(jī)繞組燒損的故障原因及處理方法</p> <big>技術(shù)文章</big> </div> <div id="6e4a9pr" class="clear"></div> <div id="6e4a9pr" class="news_top"> <h1>電機(jī)繞組燒損的故障原因及處理方法</h1> <p>時(shí)間：2024-06-27 瀏覽次數(shù)：<span id="llcs">646</span></p> </div> <div id="6e4a9pr" class="news_article" deep="2"><p style="text-align: center"><img style="max-width:800px;max-height:300%;" src="https://img69.gkzhan.com/9/20220611/637905558252266326908.jpg" alt="637905558252266326908.jpg"/></p><p segoe="" helvetica="" white-space:="" background-color:="" font-size:="" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 0px; padding: 0px; color: rgb(51, 51, 51); font-family: "microsoft yahei"; white-space: normal; background-color: rgb(255, 255, 255); -webkit-tap-highlight-color: transparent; -webkit-user-drag: auto !important; user-select: text !important;">經(jīng)統(tǒng)計(jì)，生產(chǎn)上使用的三相異步電動(dòng)機(jī)，在運(yùn)行中的故障屬繞組燒壞的電氣故障約85%，機(jī)構(gòu)及其他故障約15%，繞組燒壞的原因多為缺相運(yùn)行或過(guò)載運(yùn)行、繞組接地及繞組相間或匝間短路。其次是定、轉(zhuǎn)子摩擦、斷條等機(jī)械方面的原因。這里著重從電氣角度分析電機(jī)繞組燒損的故障原因，并提出相應(yīng)的處理方法。<br/></p><p segoe="" helvetica="" white-space:="" background-color:="" font-size:="" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 0px; padding: 0px; color: rgb(51, 51, 51); font-family: "microsoft yahei"; white-space: normal; background-color: rgb(255, 255, 255); -webkit-tap-highlight-color: transparent; -webkit-user-drag: auto !important; user-select: text !important;">　　一、缺相運(yùn)行</p><p segoe="" helvetica="" white-space:="" background-color:="" font-size:="" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 0px; padding: 0px; color: rgb(51, 51, 51); font-family: "microsoft yahei"; white-space: normal; background-color: rgb(255, 255, 255); -webkit-tap-highlight-color: transparent; -webkit-user-drag: auto !important; user-select: text !important;">　　1. 故障現(xiàn)象</p><p segoe="" helvetica="" white-space:="" background-color:="" font-size:="" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 0px; padding: 0px; color: rgb(51, 51, 51); font-family: "microsoft yahei"; white-space: normal; background-color: rgb(255, 255, 255); -webkit-tap-highlight-color: transparent; -webkit-user-drag: auto !important; user-select: text !important;">　　電機(jī)不能起動(dòng)，即使空載能起起動(dòng)，轉(zhuǎn)速慢慢上升，有嗡嗡聲；電機(jī)冒煙發(fā)熱，并伴有燒焦味。</p><p segoe="" helvetica="" white-space:="" background-color:="" font-size:="" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 0px; padding: 0px; color: rgb(51, 51, 51); font-family: "microsoft yahei"; white-space: normal; background-color: rgb(255, 255, 255); -webkit-tap-highlight-color: transparent; -webkit-user-drag: auto !important; user-select: text !important;">　　2. 檢查結(jié)果</p><p segoe="" helvetica="" white-space:="" background-color:="" font-size:="" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 0px; padding: 0px; color: rgb(51, 51, 51); font-family: "microsoft yahei"; white-space: normal; background-color: rgb(255, 255, 255); -webkit-tap-highlight-color: transparent; -webkit-user-drag: auto !important; user-select: text !important;">　　拆下電機(jī)端蓋，可看到繞組端部有1/3或2/3的極相繞組或焦或變成深棕色。</p><p segoe="" helvetica="" white-space:="" background-color:="" font-size:="" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 0px; padding: 0px; color: rgb(51, 51, 51); font-family: "microsoft yahei"; white-space: normal; background-color: rgb(255, 255, 255); -webkit-tap-highlight-color: transparent; -webkit-user-drag: auto !important; user-select: text !important;">　　3. 故障原因及處理方法</p><p segoe="" helvetica="" white-space:="" background-color:="" font-size:="" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 0px; padding: 0px; color: rgb(51, 51, 51); font-family: "microsoft yahei"; white-space: normal; background-color: rgb(255, 255, 255); -webkit-tap-highlight-color: transparent; -webkit-user-drag: auto !important; user-select: text !important;">　?。?）電動(dòng)機(jī)供電回路熔絲回路接觸不良或受機(jī)械損傷，致使某相熔絲熔斷。</p><p segoe="" helvetica="" white-space:="" background-color:="" font-size:="" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 0px; padding: 0px; color: rgb(51, 51, 51); font-family: "microsoft yahei"; white-space: normal; background-color: rgb(255, 255, 255); -webkit-tap-highlight-color: transparent; -webkit-user-drag: auto !important; user-select: text !important;">　　（2）電動(dòng)機(jī)供電回路三相熔絲規(guī)格不同，容量小的熔絲燒斷。應(yīng)根據(jù)電動(dòng)機(jī)功率大小，更換為規(guī)格相同的熔絲。</p><p segoe="" helvetica="" white-space:="" background-color:="" font-size:="" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 0px; padding: 0px; color: rgb(51, 51, 51); font-family: "microsoft yahei"; white-space: normal; background-color: rgb(255, 255, 255); -webkit-tap-highlight-color: transparent; -webkit-user-drag: auto !important; user-select: text !important;">　?。?）電動(dòng)機(jī)供電回路中的開(kāi)關(guān)（隔離開(kāi)關(guān)、膠蓋開(kāi)關(guān)等）及接觸器的觸頭接觸不良（燒傷或松脫）。修復(fù)并調(diào)整動(dòng)、靜觸頭，使之接觸良好。</p><p segoe="" helvetica="" white-space:="" background-color:="" font-size:="" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 0px; padding: 0px; color: rgb(51, 51, 51); font-family: "microsoft yahei"; white-space: normal; background-color: rgb(255, 255, 255); -webkit-tap-highlight-color: transparent; -webkit-user-drag: auto !important; user-select: text !important;">　　（4）線路某相缺相。查出斷線處，并連接牢固。</p><p segoe="" helvetica="" white-space:="" background-color:="" font-size:="" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 0px; padding: 0px; color: rgb(51, 51, 51); font-family: "microsoft yahei"; white-space: normal; background-color: rgb(255, 255, 255); -webkit-tap-highlight-color: transparent; -webkit-user-drag: auto !important; user-select: text !important;">　?。?）電動(dòng)機(jī)繞組連線間虛焊，導(dǎo)致接觸不良。認(rèn)真檢查電動(dòng)機(jī)繞組連接線并焊牢。</p><p segoe="" helvetica="" white-space:="" background-color:="" font-size:="" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 0px; padding: 0px; color: rgb(51, 51, 51); font-family: "microsoft yahei"; white-space: normal; background-color: rgb(255, 255, 255); -webkit-tap-highlight-color: transparent; -webkit-user-drag: auto !important; user-select: text !important;">　　二、過(guò)載運(yùn)行</p><p segoe="" helvetica="" white-space:="" background-color:="" font-size:="" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 0px; padding: 0px; color: rgb(51, 51, 51); font-family: "microsoft yahei"; white-space: normal; background-color: rgb(255, 255, 255); -webkit-tap-highlight-color: transparent; -webkit-user-drag: auto !important; user-select: text !important;">　　1. 故障現(xiàn)象</p><p segoe="" helvetica="" white-space:="" background-color:="" font-size:="" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 0px; padding: 0px; color: rgb(51, 51, 51); font-family: "microsoft yahei"; white-space: normal; background-color: rgb(255, 255, 255); -webkit-tap-highlight-color: transparent; -webkit-user-drag: auto !important; user-select: text !important;">　　電動(dòng)機(jī)電流超過(guò)額定值；電動(dòng)機(jī)溫升超過(guò)額定溫升。</p><p segoe="" helvetica="" white-space:="" background-color:="" font-size:="" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 0px; padding: 0px; color: rgb(51, 51, 51); font-family: "microsoft yahei"; white-space: normal; background-color: rgb(255, 255, 255); -webkit-tap-highlight-color: transparent; -webkit-user-drag: auto !important; user-select: text !important;">　　2. 檢查結(jié)果</p><p segoe="" helvetica="" white-space:="" background-color:="" font-size:="" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 0px; padding: 0px; color: rgb(51, 51, 51); font-family: "microsoft yahei"; white-space: normal; background-color: rgb(255, 255, 255); -webkit-tap-highlight-color: transparent; -webkit-user-drag: auto !important; user-select: text !important;">　　電機(jī)三組繞組全部燒毀；軸承無(wú)潤(rùn)滑脂或砂架損壞；定、轉(zhuǎn)子鐵心相磨擦，俗稱(chēng)掃膛。</p><p segoe="" helvetica="" white-space:="" background-color:="" font-size:="" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 0px; padding: 0px; color: rgb(51, 51, 51); font-family: "microsoft yahei"; white-space: normal; background-color: rgb(255, 255, 255); -webkit-tap-highlight-color: transparent; -webkit-user-drag: auto !important; user-select: text !important;">　　3. 故障原因及處理方法</p><p segoe="" helvetica="" white-space:="" background-color:="" font-size:="" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 0px; padding: 0px; color: rgb(51, 51, 51); font-family: "microsoft yahei"; white-space: normal; background-color: rgb(255, 255, 255); -webkit-tap-highlight-color: transparent; -webkit-user-drag: auto !important; user-select: text !important;">　?。?）負(fù)載過(guò)重時(shí)，要考慮適當(dāng)減載或更換容量合適的電動(dòng)機(jī)。</p><p segoe="" helvetica="" white-space:="" background-color:="" font-size:="" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 0px; padding: 0px; color: rgb(51, 51, 51); font-family: "microsoft yahei"; white-space: normal; background-color: rgb(255, 255, 255); -webkit-tap-highlight-color: transparent; -webkit-user-drag: auto !important; user-select: text !important;">　?。?）電源電壓過(guò)高或過(guò)低，需加裝三相電源穩(wěn)壓補(bǔ)償柜。</p><p segoe="" helvetica="" white-space:="" background-color:="" font-size:="" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 0px; padding: 0px; color: rgb(51, 51, 51); font-family: "microsoft yahei"; white-space: normal; background-color: rgb(255, 255, 255); -webkit-tap-highlight-color: transparent; -webkit-user-drag: auto !important; user-select: text !important;">　?。?）電機(jī)長(zhǎng)期嚴(yán)重受潮或有腐蝕性氣體侵蝕，絕緣電阻下降。應(yīng)根據(jù)具體情況，進(jìn)行大修或更換同容量、同規(guī)格的封閉電動(dòng)機(jī)。</p><p segoe="" helvetica="" white-space:="" background-color:="" font-size:="" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 0px; padding: 0px; color: rgb(51, 51, 51); font-family: "microsoft yahei"; white-space: normal; background-color: rgb(255, 255, 255); -webkit-tap-highlight-color: transparent; -webkit-user-drag: auto !important; user-select: text !important;">　　（4）軸承缺油、干磨或轉(zhuǎn)子機(jī)械不同心，導(dǎo)致電動(dòng)機(jī)轉(zhuǎn)子掃膛，使電動(dòng)機(jī)電流超過(guò)額定值。首先應(yīng)認(rèn)真檢查軸承磨損情況，若不合格需更換新軸承；其次，清洗軸承并注入適量潤(rùn)滑脂。然后檢查電動(dòng)機(jī)端蓋，若端蓋中心孔因磨損致使轉(zhuǎn)子不同心，應(yīng)對(duì)端蓋進(jìn)行處理或更換。</p><p segoe="" helvetica="" white-space:="" background-color:="" font-size:="" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 0px; padding: 0px; color: rgb(51, 51, 51); font-family: "microsoft yahei"; white-space: normal; background-color: rgb(255, 255, 255); -webkit-tap-highlight-color: transparent; -webkit-user-drag: auto !important; user-select: text !important;">　　（5）機(jī)構(gòu)傳動(dòng)部分發(fā)生故障，致使電動(dòng)機(jī)過(guò)載而燒壞電機(jī)繞組。檢查機(jī)械部分存在的故障，采取措施處理解決，使之轉(zhuǎn)動(dòng)靈活。</p><p segoe="" helvetica="" white-space:="" background-color:="" font-size:="" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 0px; padding: 0px; color: rgb(51, 51, 51); font-family: "microsoft yahei"; white-space: normal; background-color: rgb(255, 255, 255); -webkit-tap-highlight-color: transparent; -webkit-user-drag: auto !important; user-select: text !important;">　　三、繞組接地</p><p segoe="" helvetica="" white-space:="" background-color:="" font-size:="" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 0px; padding: 0px; color: rgb(51, 51, 51); font-family: "microsoft yahei"; white-space: normal; background-color: rgb(255, 255, 255); -webkit-tap-highlight-color: transparent; -webkit-user-drag: auto !important; user-select: text !important;">　　1. 故障現(xiàn)象</p><p segoe="" helvetica="" white-space:="" background-color:="" font-size:="" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 0px; padding: 0px; color: rgb(51, 51, 51); font-family: "microsoft yahei"; white-space: normal; background-color: rgb(255, 255, 255); -webkit-tap-highlight-color: transparent; -webkit-user-drag: auto !important; user-select: text !important;">　　電機(jī)空載無(wú)法起動(dòng)；電動(dòng)機(jī)供電回路熔絲熔斷或開(kāi)關(guān)跳閘。</p><p segoe="" helvetica="" white-space:="" background-color:="" font-size:="" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 0px; padding: 0px; color: rgb(51, 51, 51); font-family: "microsoft yahei"; white-space: normal; background-color: rgb(255, 255, 255); -webkit-tap-highlight-color: transparent; -webkit-user-drag: auto !important; user-select: text !important;">　　2. 檢查結(jié)果</p><p segoe="" helvetica="" white-space:="" background-color:="" font-size:="" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 0px; padding: 0px; color: rgb(51, 51, 51); font-family: "microsoft yahei"; white-space: normal; background-color: rgb(255, 255, 255); -webkit-tap-highlight-color: transparent; -webkit-user-drag: auto !important; user-select: text !important;">　　定子槽口繞組和鐵心有燒傷痕跡，并有銅熔點(diǎn)；槽內(nèi)繞組與鐵心擊穿；繞組引出線外皮絕緣損壞。</p><p segoe="" helvetica="" white-space:="" background-color:="" font-size:="" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 0px; padding: 0px; color: rgb(51, 51, 51); font-family: "microsoft yahei"; white-space: normal; background-color: rgb(255, 255, 255); -webkit-tap-highlight-color: transparent; -webkit-user-drag: auto !important; user-select: text !important;">　　3. 故障原因及處理方法</p><p segoe="" helvetica="" white-space:="" background-color:="" font-size:="" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 0px; padding: 0px; color: rgb(51, 51, 51); font-family: "microsoft yahei"; white-space: normal; background-color: rgb(255, 255, 255); -webkit-tap-highlight-color: transparent; -webkit-user-drag: auto !important; user-select: text !important;">　?。?）電動(dòng)機(jī)在修復(fù)時(shí)，塞入竹楔不注意，使槽口繞組絕緣破壞；竹楔年久老化，絕緣不良。應(yīng)按電機(jī)下線工藝挑選優(yōu)質(zhì)竹楔，并做好絕緣處理。下線時(shí)注意不要使竹楔劃傷導(dǎo)線。</p><p segoe="" helvetica="" white-space:="" background-color:="" font-size:="" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 0px; padding: 0px; color: rgb(51, 51, 51); font-family: "microsoft yahei"; white-space: normal; background-color: rgb(255, 255, 255); -webkit-tap-highlight-color: transparent; -webkit-user-drag: auto !important; user-select: text !important;">　?。?）對(duì)于長(zhǎng)期受潮或在腐蝕性氣體中工作的電動(dòng)機(jī)，應(yīng)更換為封閉型電動(dòng)機(jī)。</p><p segoe="" helvetica="" white-space:="" background-color:="" font-size:="" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 0px; padding: 0px; color: rgb(51, 51, 51); font-family: "microsoft yahei"; white-space: normal; background-color: rgb(255, 255, 255); -webkit-tap-highlight-color: transparent; -webkit-user-drag: auto !important; user-select: text !important;">　?。?）開(kāi)啟式電動(dòng)機(jī)因金屬或金屬切屑進(jìn)入電動(dòng)機(jī)內(nèi)使繞組絕緣破壞。對(duì)此，應(yīng)在電機(jī)周?chē)釉O(shè)防護(hù)網(wǎng)或防護(hù)板。</p><p segoe="" helvetica="" white-space:="" background-color:="" font-size:="" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 0px; padding: 0px; color: rgb(51, 51, 51); font-family: "microsoft yahei"; white-space: normal; background-color: rgb(255, 255, 255); -webkit-tap-highlight-color: transparent; -webkit-user-drag: auto !important; user-select: text !important;">　　（4）轉(zhuǎn)子平衡塊松動(dòng)或脫落，刮破電動(dòng)機(jī)繞組絕緣。應(yīng)將平衡塊重新調(diào)整好方位并固定住，并處理好繞組破損處。</p><p segoe="" helvetica="" white-space:="" background-color:="" font-size:="" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 0px; padding: 0px; color: rgb(51, 51, 51); font-family: "microsoft yahei"; white-space: normal; background-color: rgb(255, 255, 255); -webkit-tap-highlight-color: transparent; -webkit-user-drag: auto !important; user-select: text !important;">　?。?）對(duì)于無(wú)避雷器或避雷器失效的，應(yīng)加設(shè)避雷器或重新校驗(yàn)避雷器。</p><p segoe="" helvetica="" white-space:="" background-color:="" font-size:="" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 0px; padding: 0px; color: rgb(51, 51, 51); font-family: "microsoft yahei"; white-space: normal; background-color: rgb(255, 255, 255); -webkit-tap-highlight-color: transparent; -webkit-user-drag: auto !important; user-select: text !important;">　　四、繞組相間短路</p><p segoe="" helvetica="" white-space:="" background-color:="" font-size:="" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 0px; padding: 0px; color: rgb(51, 51, 51); font-family: "microsoft yahei"; white-space: normal; background-color: rgb(255, 255, 255); -webkit-tap-highlight-color: transparent; -webkit-user-drag: auto !important; user-select: text !important;">　　1. 故障現(xiàn)象</p><p segoe="" helvetica="" white-space:="" background-color:="" font-size:="" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 0px; padding: 0px; color: rgb(51, 51, 51); font-family: "microsoft yahei"; white-space: normal; background-color: rgb(255, 255, 255); -webkit-tap-highlight-color: transparent; -webkit-user-drag: auto !important; user-select: text !important;">　　電機(jī)無(wú)法起動(dòng)；電機(jī)供電回路熔絲熔斷或開(kāi)關(guān)跳閘；電機(jī)繞組冒煙，有燒焦味。</p><p segoe="" helvetica="" white-space:="" background-color:="" font-size:="" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 0px; padding: 0px; color: rgb(51, 51, 51); font-family: "microsoft yahei"; white-space: normal; background-color: rgb(255, 255, 255); -webkit-tap-highlight-color: transparent; -webkit-user-drag: auto !important; user-select: text !important;">　　2. 檢查結(jié)果</p><p segoe="" helvetica="" white-space:="" background-color:="" font-size:="" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 0px; padding: 0px; color: rgb(51, 51, 51); font-family: "microsoft yahei"; white-space: normal; background-color: rgb(255, 255, 255); -webkit-tap-highlight-color: transparent; -webkit-user-drag: auto !important; user-select: text !important;">　　相間短路部位的多股導(dǎo)線燒斷，其周?chē)秀~熔點(diǎn)。</p><p segoe="" helvetica="" white-space:="" background-color:="" font-size:="" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 0px; padding: 0px; color: rgb(51, 51, 51); font-family: "microsoft yahei"; white-space: normal; background-color: rgb(255, 255, 255); -webkit-tap-highlight-color: transparent; -webkit-user-drag: auto !important; user-select: text !important;">　　3. 故障原因及處理方法</p><p segoe="" helvetica="" white-space:="" background-color:="" font-size:="" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 0px; padding: 0px; color: rgb(51, 51, 51); font-family: "microsoft yahei"; white-space: normal; background-color: rgb(255, 255, 255); -webkit-tap-highlight-color: transparent; -webkit-user-drag: auto !important; user-select: text !important;">　?。?）對(duì)于下線時(shí)導(dǎo)線表面絕緣劃傷或繞組端部絕緣不好的電動(dòng)機(jī)，應(yīng)將燒傷的導(dǎo)線挑開(kāi)，清理后焊好，并包好絕緣壓平，下入槽后刷上絕緣漆并烘干。若無(wú)法修復(fù)時(shí)，應(yīng)按原數(shù)據(jù)重繞。</p><p segoe="" helvetica="" white-space:="" background-color:="" font-size:="" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 0px; padding: 0px; color: rgb(51, 51, 51); font-family: "microsoft yahei"; white-space: normal; background-color: rgb(255, 255, 255); -webkit-tap-highlight-color: transparent; -webkit-user-drag: auto !important; user-select: text !important;">　?。?）繞組間連線及引用線的套管必須與電動(dòng)機(jī)繞組的絕緣等級(jí)相適</p><p segoe="" helvetica="" white-space:="" background-color:="" font-size:="" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 0px; padding: 0px; color: rgb(51, 51, 51); font-family: "microsoft yahei"; white-space: normal; background-color: rgb(255, 255, 255); -webkit-tap-highlight-color: transparent; -webkit-user-drag: auto !important; user-select: text !important;">　　應(yīng)，連線的絕緣套管應(yīng)比焊點(diǎn)長(zhǎng)15～25mm。</p><p segoe="" helvetica="" white-space:="" background-color:="" font-size:="" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 0px; padding: 0px; color: rgb(51, 51, 51); font-family: "microsoft yahei"; white-space: normal; background-color: rgb(255, 255, 255); -webkit-tap-highlight-color: transparent; -webkit-user-drag: auto !important; user-select: text !important;">　　五、繞組匝間短路</p><p segoe="" helvetica="" white-space:="" background-color:="" font-size:="" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 0px; padding: 0px; color: rgb(51, 51, 51); font-family: "microsoft yahei"; white-space: normal; background-color: rgb(255, 255, 255); -webkit-tap-highlight-color: transparent; -webkit-user-drag: auto !important; user-select: text !important;">　　1. 故障現(xiàn)象</p><p segoe="" helvetica="" white-space:="" background-color:="" font-size:="" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 0px; padding: 0px; color: rgb(51, 51, 51); font-family: "microsoft yahei"; white-space: normal; background-color: rgb(255, 255, 255); -webkit-tap-highlight-color: transparent; -webkit-user-drag: auto !important; user-select: text !important;">　　電機(jī)在運(yùn)轉(zhuǎn)中冒煙，局部溫升過(guò)高，并有燒焦味。</p><p segoe="" helvetica="" white-space:="" background-color:="" font-size:="" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 0px; padding: 0px; color: rgb(51, 51, 51); font-family: "microsoft yahei"; white-space: normal; background-color: rgb(255, 255, 255); -webkit-tap-highlight-color: transparent; -webkit-user-drag: auto !important; user-select: text !important;">　　2. 檢查結(jié)果</p><p segoe="" helvetica="" white-space:="" background-color:="" font-size:="" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 0px; padding: 0px; color: rgb(51, 51, 51); font-family: "microsoft yahei"; white-space: normal; background-color: rgb(255, 255, 255); -webkit-tap-highlight-color: transparent; -webkit-user-drag: auto !important; user-select: text !important;">　　電動(dòng)機(jī)三相電流不平衡；幾匝或一個(gè)線圈變成裸線。</p><p segoe="" helvetica="" white-space:="" background-color:="" font-size:="" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 0px; padding: 0px; color: rgb(51, 51, 51); font-family: "microsoft yahei"; white-space: normal; background-color: rgb(255, 255, 255); -webkit-tap-highlight-color: transparent; -webkit-user-drag: auto !important; user-select: text !important;">　　3. 故障原因及處理方法</p><p segoe="" helvetica="" white-space:="" background-color:="" font-size:="" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 0px; padding: 0px; color: rgb(51, 51, 51); font-family: "microsoft yahei"; white-space: normal; background-color: rgb(255, 255, 255); -webkit-tap-highlight-color: transparent; -webkit-user-drag: auto !important; user-select: text !important;">　?。?）燒壞幾匝或一個(gè)線圈時(shí)，若槽滿(mǎn)率不高，可進(jìn)行穿繞修理。</p><p segoe="" helvetica="" white-space:="" background-color:="" font-size:="" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 0px; padding: 0px; color: rgb(51, 51, 51); font-family: "microsoft yahei"; white-space: normal; background-color: rgb(255, 255, 255); -webkit-tap-highlight-color: transparent; -webkit-user-drag: auto !important; user-select: text !important;">　?。?）其余部分參見(jiàn)第4項(xiàng)處理方法。</p><p segoe="" helvetica="" white-space:="" background-color:="" font-size:="" style="box-sizing: border-box; margin-top: 0px; margin-bottom: 0px; padding: 0px; color: rgb(51, 51, 51); font-family: "microsoft yahei"; white-space: normal; background-color: rgb(255, 255, 255); -webkit-tap-highlight-color: transparent; -webkit-user-drag: auto !important; user-select: text !important;">　　及時(shí)發(fā)現(xiàn)并迅速排除電氣設(shè)備故障，能夠預(yù)防事故的發(fā)生，確保生產(chǎn)順利進(jìn)行。對(duì)此，必須按照規(guī)定定期檢查和維護(hù)電氣設(shè)備，準(zhǔn)確判斷和處理電氣設(shè)備的運(yùn)行故障，減少設(shè)備事故損失，保證生產(chǎn)正常進(jìn)行。</p><p><br/></p></div> <ul 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