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<span>æ–‡ç« å‡ºå¤„ï¼?a href=""><a href="http://cfdz.nsw888.com">深圳市晨飞电å有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
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<p>　　在有规定é¢å®šåŠŸçŽ‡æ—¶ï¼Œé«˜é¢‘å˜åŽ‹å™¨çš„输出功率和输入功率的比值，å«åšå˜åŽ‹å™¨çš„效率，当å˜åŽ‹å™¨çš„输出功率ç‰äºŽè¾“入功率时，效率ç‰äºŽ100%，å˜åŽ‹å™¨å°†ä¸äº§ç”Ÿä»»ä½•æŸè€?但实际上这ç§å˜åŽ‹å™¨æ˜¯æ²¡æœ‰çš?å˜åŽ‹å™¨ä¼ 输电能时总è¦äº§ç”ŸæŸè€—，这ç§æŸè€—主è¦æœ‰é“œæŸå’Œé“æŸã€?/p>
<p>　　铜æŸæ˜¯æŒ‡<strong><a href="http://www.chenfeipower.com/product/product-0001,0015.shtml">高频å˜åŽ‹å™?/a></strong>线圈电阻所引起的æŸè€?当电æµé€šè¿‡çº¿åœˆç”µé˜»å‘çƒæ—¶ï¼Œä¸€éƒ¨åˆ†ç”µèƒ½å°±è½¬å˜ä¸ºçƒèƒ½è€ŒæŸè€?由于线圈一般都由带ç»ç¼˜çš„é“œçº¿ç¼ ç»•è€Œæˆï¼Œå› æ¤ç§°ä¸ºé“œæŸã€‚一般高频å˜åŽ‹å™¨çš„é“æŸæ¥è‡ªä¸¤ä¸ªæ–¹é?一是ç£æ»žæŸè€—，当交æµç”µæµé€šè¿‡å˜åŽ‹å™¨æ—¶ï¼Œé€šè¿‡å˜åŽ‹å™¨ç¡…钢片的ç£åŠ›çº¿å…¶æ–¹å‘和大å°éšä¹‹å˜åŒ–，使得硅钢片内部分å相互摩擦，放出çƒèƒ½ï¼Œä»Žè€ŒæŸè€—了一部分电能，这便是ç£æ»žæŸè€?å¦ä¸€æ˜¯æ¶¡æµæŸè€—，当å˜åŽ‹å™¨å·¥ä½œæ—¶ã€?/p>
<p>　　é“芯ä¸æœ‰ç£åŠ›çº¿ç©¿è¿‡ï¼Œåœ¨ä¸Žç£åŠ›çº¿åž‚ç›´çš„å¹³é¢ä¸Šå°±ä¼šäº§ç”Ÿæ„Ÿåº”电æµï¼Œç”±äºŽæ¤ç”µæµè‡ªæˆé—åˆå›žè·¯å½¢æˆçŽ¯æµï¼Œä¸”æˆæ—‹æ¶¡çŠ¶ï¼Œæ•…称为涡æµ?涡æµçš„å˜åœ¨ä½¿é“芯å‘çƒï¼Œæ¶ˆè€—能é‡ï¼Œè¿™ç§æŸè€—称为涡æµæŸè€—。å˜åŽ‹å™¨çš„效率与å˜åŽ‹å™¨çš„功率ç‰çº§æœ‰å¯†åˆ‡å…³ç³»ï¼Œé€šå¸¸åŠŸçŽ‡è¶Šå¤§ï¼ŒæŸè€—与输出功率就越å°ï¼Œæ•ˆçŽ‡ä¹Ÿå°±è¶Šé«˜.å之，功率越å°ï¼Œæ•ˆçŽ‡ä¹Ÿå°±è¶Šä½Žã€?/p>
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