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<div class="info_con_tit"> <div class="info_con_tit"> <div class="n_tit"> <span>文章出处ï¼?a href=""><a href="http://cfdz.nsw888.com">深圳市晨飞电å­æœ‰é™å…¬å?/a></a></span><span>网责任编辑:<a href="http://cfdz.nsw888.com">NSW</a></span><span>作者:<a href="http://cfdz.nsw888.com">NSW</a></span><span>人气ï¼?span id="cntrHits">-</span></span><span>å‘表时间ï¼?014-06-05 13:52:00</span> <div class="newchang"> <!-- JiaThis Button BEGIN --> <div id="ckepop"> <a href="http://www.jiathis.com/share/?uid=899792" class="jiathis jiathis_txt jtico jtico_jiathis" target="_blank">分享到:</a> <a class="jiathis_button_qzone">QQ空间</a> <a class="jiathis_button_tsina"> 新浪微åš</a> <a class="jiathis_button_tqq">腾讯微åš</a> <a class="jiathis_button_tsohu">æœç‹å¾®åš</a> <a class="jiathis_button_t163">网易微åš</a> <a class="jiathis_button_tools_1"></a><a class="jiathis_button_tools_2"></a> </div> <script type="text/javascript"> var jiathis_config = { "data_track_clickback": true };</script> <script type="text/javascript" src="http://v2.jiathis.com/code/jia.js?uid=899792" charset="utf-8"></script> <!-- JiaThis Button END --> </div> </div> </div> </div> <div id="cntrBody"> <p>   <span style="font-size: 16px">高频å˜åŽ‹å™¨å®šæœŸçš„维护项目有哪äº?看看下é¢æ‰€è¯´çš„内容有哪些ã€?/span></p> <p> </p> <p><span style="font-size: 16px">  </span><strong><a href="http://www.chenfeipower.com/product/"><span style="font-size: 16px">高频å˜åŽ‹å™?/span></a></strong><span style="font-size: 16px"><strong>维护检查的内容如下ï¼?/strong></span></p> <p> </p> <p><span style="font-size: 16px">  <strong>1.检查è¿è¡Œä¸­çš„å˜åŽ‹å™¨å£°å“是å¦æ­£å¸¸</strong></span></p> <p> </p> <p><span style="font-size: 16px">  å˜åŽ‹å™¨è¿è¡Œä¸­å£°å“是å‡åŒ€è€Œè½»å¾®çš„“å—¡å—¡”声,这是在交å˜ç£é€šä½œç”¨ä¸‹ï¼Œé“芯和线圈振动造æˆçš„,若å˜åŽ‹å™¨å†…有å„ç§ç¼ºé™·æˆ–故障,会引起异常声å“,其声å“如下:</span></p> <p> </p> <p><span style="font-size: 16px">  (1)声音中æ‚有尖é”声,声调å˜é«˜ï¼Œè¿™æ˜¯ç”µæºç”µåŽ‹è¿‡é«˜ã€é“芯过饱和的情况ã€?/span></p> <p> </p> <p><span style="font-size: 16px">  (2)声音增大并比正常时沉é‡ï¼Œè¿™æ˜¯å˜åŽ‹å™¨è´Ÿè·ç”µæµå¤§ï¼Œè¿‡è´Ÿè·çš„情况ã€?/span></p> <p> </p> <p><span style="font-size: 16px">  (3)声音增大并有明显æ‚音,这是é“芯未夹紧,片间有振动的情况ã€?/span></p> <p> </p> <p><span style="font-size: 16px"> <strong> 2.检查å˜åŽ‹å™¨è¿è¡Œæ¸©åº¦æ˜¯å¦è¶…过规定</strong></span></p> <p> </p> <p><span style="font-size: 16px">  å˜åŽ‹å™¨è¿è¡Œä¸­æ¸©åº¦å‡é«˜ä¸»è¦ç”±æœ¬èº«å‘热造æˆçš„,一般说,å˜åŽ‹å™¨è´Ÿè½½è¶Šé‡ï¼Œçº¿åœˆä¸­æµè¿‡çš„工作电æµè¶Šå¤§ï¼Œå‘热é‡è¶Šå¤§ï¼Œè¿è¡Œæ¸©åº¦è¶Šé«˜ã€‚其温度越高,使ç»ç¼˜è€åŒ–加剧,寿命å‡å°‘。æ®è§„定,å˜åŽ‹å™¨æ­£å¸¸è¿è¡Œæ—¶ï¼Œæ²¹ç®±å†…上层油温ä¸è¶…过85~95℃,若油温过高,å¯èƒ½å˜åŽ‹å™¨å†…å‘热加剧,也å¯èƒ½å˜åŽ‹å™¨æ•£çƒ­ä¸è‰¯ï¼Œéœ€è¿…速退出è¿è¡Œï¼ŒæŸ¥æ˜ŽåŽŸå› ï¼Œè¿›è¡Œä¿®ç†ã€?/span></p> <p> </p> <p><span style="font-size: 16px"> <strong> 3.检查å˜åŽ‹å™¨çš„æ²¹ä½åŠæ²¹çš„颜色是å¦æ­£å¸¸ï¼Œæ˜¯å¦æœ‰æ¸—æ¼æ²¹çŽ°è±?/strong></span></p> <p> </p> <p><span style="font-size: 16px">  油ä½åº”在油表刻度çš?/4ï½?/4以内。油é¢è¿‡ä½Žï¼Œåº”检查是å¦æ¼æ²¹ï¼Œè‹¥æ¼æ²¹åº”åœç”µä¿®ç†ã€‚è‹¥ä¸æ¼æ²¹ï¼Œåˆ™åº”加油至规定油é¢ã€‚加油时,应注æ„油表刻度上标出的温度值,根æ®å½“时的气温,把油加至适当油ä½ã€‚对油质的检查,通过观察油的颜色æ¥è¿›è¡Œã€‚新油浅黄色,è¿è¡Œä¸€æ®µæ—¶é—´åŽå˜ä¸ºæµ…红色。å‘生è€åŒ–ã€æ°§åŒ–较严é‡çš„油为暗红色。ç»çŸ­è·¯ã€ç»ç¼˜å‡»ç©¿çš„油中å«æœ‰ç¢³è´¨ï¼Œæ²¹è‰²å‘黑ã€?/span></p> <p> </p> <p><span style="font-size: 16px"> <strong> 4.检查å˜åŽ‹å™¨å¤–接的高ã€ä½ŽåŽ‹ç†”ä¸æ˜¯å¦å®Œå¥?/strong></span></p> <p> </p> <p><span style="font-size: 16px">  (1)å˜åŽ‹å™¨ä½ŽåŽ‹ç†”ä¸ç†”断。这是因为低压过æµé€ æˆçš„。过æµçš„原因å¯èƒ½æ˜¯ä½ŽåŽ‹çº¿è·¯å‘生短路故éš?å˜åŽ‹å™¨è¿‡è´Ÿè·;用电设备ç»ç¼˜æŸå,å‘生短路故éš?熔ä¸é€‰æ‹©çš„截é¢è¿‡å°æˆ–熔ä¸å®‰è£…ä¸å½“ã€?/span></p> <p> </p> <p><span style="font-size: 16px">  (2)å˜åŽ‹å™¨é«˜åŽ‹ç†”断器熔断。原因有å˜åŽ‹å™¨æœ¬èº«ç»ç¼˜å‡»ç©¿ï¼Œå‘生短路;高压熔断器熔ä¸æˆªé¢é€‰æ‹©ä¸å½“或安装ä¸å½?低压网络有短路,但低压熔ä¸æœªç†”æ–­ã€?/span></p> <p> </p> <p><span style="font-size: 16px">  å‘现熔ä¸ç†”断,应首先判明故障,å†æ›´æ¢ç†”ä¸ï¼Œæ›´æ¢æ—¶åº”éµç…§å®‰å…¨è§„程进行ã€?二ã€é…电å˜åŽ‹å™¨å¸¸è§æ•…障处ç†</span></p> <p> </p> <p><span style="font-size: 16px">  å˜åŽ‹å™¨è¿è¡Œä¸­çš„故障,分为线圈故障ã€é“芯故障åŠå¥—管ã€åˆ†æŽ¥å¼€å…³ç­‰æ•…éšœã€?/span></p> <p> </p> <p><span style="font-size: 16px"> <strong> â‘?绕组åŒé—´çŸ­è·¯</strong></span></p> <p> </p> <p><span style="font-size: 16px">  故障现象:å˜åŽ‹å™¨å¼‚常å‘热;油温å‡é«˜;油枕盖有黑烟;气体继电器动作ã€?/span></p> <p> </p> <p><span style="font-size: 16px">  产生原因:å˜åŽ‹å™¨è¿›æ°´ï¼Œæ°´æµ¸å…¥ç»•ç»„;绕制时,导线åŠç„ŠæŽ¥å¤„的毛刺使åŒé—´ç»ç¼˜ç ´å;æ²¹é“内掉入æ‚ç‰?å˜åŽ‹å™¨è¿è¡Œå¹´ä¹…或长期过载造æˆç»ç¼˜è€åŒ–,应é‡ç»•çº¿åœˆè¿›è¡Œä¿®ç†ã€?/span></p> <p> </p> <p><span style="font-size: 16px">  <strong>â‘?绕组线圈断线</strong></span></p> <p> </p> <p><span style="font-size: 16px">  故障现象:断线处有电弧,使å˜åŽ‹å™¨å†…有放电å£?断线的相没有电æµã€?/span></p> <p> </p> <p><span style="font-size: 16px">  产生原因:导线焊接ä¸è‰?åŒé—´ã€å±‚é—´ã€ç›¸é—´çŸ­è·¯é€ æˆæ–­çº¿;æ¬è¿æ—¶å¼ºçƒˆéœ‡åŠ¨ï¼Œæˆ–安装套管时使引线扭曲断线ã€?/span></p> <p> </p> <p><span style="font-size: 16px">  排除方法:采用åŠèŠ¯å¤„ç†ï¼Œè‹¥å› çŸ­è·¯é€ æˆï¼Œåº”é‡ç»•çº¿åœˆï¼Œè‹¥å¼•çº¿æ–­çº¿åˆ™é‡æ–°æŽ¥çº¿ï¼Œ</span></p> <p> </p> <p><span style="font-size: 16px">  <strong>â‘?é“芯片有ä¸æ­£å¸¸å“å£?/strong></span></p> <p> </p> <p><span style="font-size: 16px">  故障现象:有å„ç§ä¸åŒäºŽæ­£å¸?ldquo;å—¡å—¡”声的异常å“声ã€?/span></p> <p> </p> <p><span style="font-size: 16px">  产生原因:é“芯å ç‰‡é”™è¯?é“片间有æ‚物;é“芯紧固件æ¾åŠ?é“片厚度ä¸å‡åŒ€ã€?/span></p> <p> </p> <p><span style="font-size: 16px">  排除方法:夹紧或进行é‡æ–°å ç‰‡ï¼Œæ¶ˆé™¤å‘å“的声音ã€?/span></p> <p> </p> <p><span style="font-size: 16px"> <strong> â‘?å˜åŽ‹å™¨æ²¹è´¨å˜å?/strong></span></p> <p> </p> <p><span style="font-size: 16px">  故障现象:å˜åŽ‹å™¨æ²¹è‰²å?/span><span style="font-size: 16px">æš—ã€?/span></p> <p> </p> <p><span style="font-size: 16px">  产生原因:å˜åŽ‹å™¨æ•…障引起放电,造æˆæ²¹åˆ†è§?å˜åŽ‹å™¨æ²¹é•¿æœŸå—热氧化严é‡ï¼Œæ²¹è´¨æ¶åŒ–ã€?/span></p> <p> </p> <p><span style="font-size: 16px">  排除方法:应定期试验ã€æ£€æŸ¥ï¼Œè¿›è¡Œè¿‡æ»¤æˆ–æ¢æ²¹ã€?/span></p> <p> </p> <p><span style="font-size: 16px"> <strong> â‘?套管间放ç”?/strong></span></p> <p> </p> <p><span style="font-size: 16px">  故障现象:高压熔ä¸ç†”æ–­ã€?/span></p> <p> </p> <p><span style="font-size: 16px">  产生原因:套管间有æ‚ç‰?套管间有å°åŠ¨ç‰©ã€?/span></p> <p> </p> <p><span style="font-size: 16px">  排除方法:更æ¢å¥—管ã€?/span></p> <p> </p> <p><span style="font-size: 16px"> <strong> â‘?分接开关触头表é¢ç†”化与ç¼ä¼¤</strong></span></p> <p> </p> <p><span style="font-size: 16px">  故障现象:油温å‡é«?高压熔ä¸ç†”æ–­ã€?/span></p> <p> </p> <p><span style="font-size: 16px">  产生原因:开关é…åˆè£…é…ä¸å½“,造æˆæŽ¥è§¦ä¸è‰¯ã€?/span></p> <p> </p> <p><span style="font-size: 16px">  排除方法:定期在åœç”µåŽå°†åˆ†æŽ¥å¼€å…³è½¬åŠ¨å‡ å‘¨ï¼Œä½¿å…¶æŽ¥è§¦è‰¯å¥½ã€?/span></p> <p> </p> <p><span style="font-size: 16px">  一般都有春检和秋检</span></p> <p> </p> <p><span style="font-size: 16px"> <strong> 5.检查高低压套管是å¦æ¸…æ´ï¼Œæœ‰æ— è£‚纹,碰伤和放电痕è¿?/strong></span></p> <p> </p> <p><span style="font-size: 16px">  表é¢æ¸…æ´æ˜¯å¥—管ä¿æŒç»ç¼˜å¼ºåº¦çš„先决æ¡ä»¶ï¼Œå½“套管表é¢ç§¯æœ‰å°˜åŸƒï¼Œé‡åˆ°é˜´é›¨å¤©æˆ–雾天,尘埃便会沾上水分,形æˆæ³„æ¼ç”µæµçš„通路。因此,对套管上的尘埃,应定期予以清除。套管由于碰撞或放电等原因产生裂纹伤痕,也会使它的ç»ç¼˜å¼ºåº¦ä¸‹é™ï¼Œé€ æˆæ”¾ç”µã€‚æ•…å‘现套管有裂纹或碰伤应åŠæ—¶æ›´æ¢ã€?/span></p> <p> </p> </div> <div class="apage" 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