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<p>在选择和使ç”?strong><a href="http://www.chenfeipower.com/">电感线圈</a></strong>的时候，首先è¦æƒ³åˆ°çº¿åœˆçš„检查测é‡ï¼Œç„¶åŽåŽ»åˆ¤æ–线圈的质é‡å¥½å和优劣。欲准确检测电感线圈的电感é‡å’Œå“è´¨å› æ•°Q，一般å‡éœ€è¦ä¸“门仪器，而且测试方法较为å¤æ‚。在实际的工作ä¸ï¼Œä¸€èˆ¬ä¸è¿›è¡Œè¿™ç§æ£€æµ‹ï¼Œä»…进行线圈的通æ–检查和Q值的大å°åˆ¤æ–。å¯å…ˆåˆ©ç”¨ä¸‡ç”¨è¡¨ç”µé˜»æ¡£æµ‹é‡çº¿åœˆçš„ç›´æµç”µé˜»ï¼Œå†ä¸ŽåŽŸç¡®å®šçš„é˜»å€¼æˆ–æ ‡ç§°é˜»å€¼ç›¸æ¯”è¾ƒï¼Œå¦‚æžœæ‰€æµ‹é˜»å€¼æ¯”åŽŸç¡®å®šé˜»å€¼æˆ–æ ‡ç§°é˜»å€¼å¢žå¤§è®¸å¤šï¼Œç”šè‡³æŒ‡é’ˆä¸åŠ¨(阻值趋å‘æ— ç©·å¤§Xã€?/p>
<p>　　å¯åˆ¤æ–线圈æ–çº?若所测阻值æžå°ï¼Œåˆ™åˆ¤å®šæ˜¯ä¸¥é‡çŸè·¯ä¸‡æžœå±€éƒ¨çŸè·¯æ˜¯å¾ˆéš¾æ¯”较出æ¥äººè¿™ä¸¤ç§æƒ…况出现，å¯ä»¥åˆ¤å®šæ¤çº¿åœˆæ˜¯å的，ä¸èƒ½ç”¨ã€‚å¦‚æžœæ£€æµ‹ç”µé˜»ä¸ŽåŽŸç¡®å®šçš„æˆ–æ ‡ç§°é˜»å€¼ç›¸å·®ä¸å¤§ï¼Œå¯åˆ¤å®šæ¤çº¿åœˆæ˜¯å¥½çš„。æ¤ç§æƒ…况，我们就å¯ä»¥æ ¹æ®ä»¥ä¸‹å‡ ç§æƒ…况，去判æ–线圈的质é‡å³Q值的大å°ã€‚线圈的电感é‡ç›¸åŒæ—¶ï¼Œå…¶ç›´æµç”µé˜»è¶Šå°ï¼ŒQ值越é«?所用导线的直径越大，其Q值越å¤?若采用多股线绕制时，导线的股数越多，Q值越é«?线圈骨架(或é“èŠ?所用æ料的æŸè€—越å°ï¼Œå…¶Q值越高。例如，高硅硅钢片åšé“芯时，其Q值较用普通硅钢片åšé“芯时é«?线圈分布电容和æ¼ç£è¶Šå°ï¼Œå…¶Q值越高。例如，蜂房å¼ç»•æ³•çš„线圈，其Q值较平绕时为高，比乱绕时也高;çº¿åœˆæ— å±è”½ç½©ï¼Œå®‰è£…ä½ç½®å‘¨å›´æ— 金属构件时，其Q值较高，相å，则Q值较低。å±è”½ç½©æˆ–金属构件离线圈越近，其Q值é™ä½Žè¶Šä¸¥é‡;对有ç£èŠ¯çš„çš„ä½ç½®è¦é€‚当安排åˆç†;天线线圈与振è¡çº¿åœˆåº”相互垂直，这就é¿å…了相互耦åˆçš„å½±å“ã€?/p>
<p>　　(1)线圈在使用过程需è¦å¾®è°ƒçš„，应考虑微调方法</p>
<p>　　有些线圈在使用过程ä¸ï¼Œéœ€è¦è¿›è¡Œå¾®è°ƒï¼Œä¾é 改å˜çº¿åœˆåœˆæ•°åˆå¾ˆä¸æ–¹ä¾¿ï¼Œå› æ¤ï¼Œé€‰ç”¨æ—¶åº”考虑到微调的方法。例如å•å±‚线圈å¯é‡‡ç”¨ç§»å¼€é 端点的数困线圈的方法，å³é¢„先在线圈的一端绕ä¸?圈～4圈，在微调时，移动其ä½ç½®å°±å¯ä»¥æ”¹å˜ç”µæ„Ÿé‡ã€‚实践è¯æ˜Žï¼Œè¿™ç§è°ƒèŠ‚方法å¯ä»¥å®žçŽ°å¾®è°ƒ±2%-±3%的电感é‡ã€‚应用在çŸæ³¢å’Œè¶…çŸæ³¢å›žè·¯ä¸çš„线圈，常留出åŠåœˆä½œä¸ºå¾®è°ƒï¼Œç§»å¼€æˆ–折转这åŠåœˆä½¿ç”µæ„Ÿé‡å‘生å˜åŒ–，实现微调。多层分段线圈的微调，å¯ä»¥ç§»åŠ¨ä¸€ä¸ªåˆ†æ®µçš„相对è·ç¦»æ¥å®žçŽ°ï¼Œå¯ç§»åŠ¨åˆ†æ®µçš„圈数应为总圈数的20%-30%。实践è¯æ˜Žï¼šè¿™ç§å¾®è°ƒèŒƒå›´å¯è¾¾10%-15%。具有ç£èŠ¯çš„线圈，å¯ä»¥é€šè¿‡è°ƒèŠ‚ç£èŠ¯åœ¨çº¿åœˆç®¡ä¸çš„ä½ç½®ï¼Œå®žçŽ°çº¿åœˆç”µæ„Ÿé‡çš„微调ã€?/p>
<p>　　(2)线圈在安装å‰ï¼Œè¦è¿›è¡Œå¤–观检æŸ?/p>
<p>　　使用å‰ï¼Œåº”检查线圈的结构是å¦ç‰¢å›ºï¼Œçº¿åŒæ˜¯å¦æœ‰æ¾åŠ¨å’Œæ¾è„±çŽ°è±¡ï¼Œå¼•çº¿æŽ¥ç‚¹æœ‰æ— æ¾åŠ¨ï¼Œç£èŠ¯æ—‹è½¬æ˜¯å¦çµæ´»ï¼Œæœ‰æ— 滑扣ç‰ã€‚这些方é¢éƒ½æ£€æŸ¥åˆæ ¼åŽï¼Œå†è¿›è¡Œå®‰è£…ã€?/p>
<p>　　(3)å¯è°ƒçº¿åœˆçš„安装应便于调整</p>
<p>　　å¯è°ƒçº¿åœˆåº”安装在机器的易于调节的ä½ç½®ï¼Œä»¥ä¾¿äºŽè°ƒæ•´çº¿åœˆçš„电感é‡è¾¾åˆ°æœ€ä½³çš„工作状æ€?/p>
<p>　　(4)使用线圈应注æ„ä¿æŒåŽŸçº¿åœˆçš„电感é‡</p>
<p>　　线圈在使用ä¸ï¼Œä¸è¦éšä¾¿æ”¹å˜çº¿åœˆçš„形状。大å°å’Œçº¿åœˆé—´çš„è·ç¦»ï¼Œå¦åˆ™ä¼šå½±å“线圈原æ¥çš„电感é‡ã€‚尤其是频率越高，å³åœˆæ•°è¶Šå°‘的线圈。所以，目å‰åœ¨ç”µè§†æœºä¸é‡‡ç”¨çš„高频线圈，一般用高频蜡或其他介质æ料进行密å°å›ºå®šã€‚å¦å¤–，应注æ„在维修ä¸ï¼Œä¸è¦éšæ„改å˜æˆ–调整原线圈的ä½ç½®ï¼Œä»¥å…导致失è°æ•…éšœã€?/p>
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