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<p><span style="font-family: Arial;"><span style="font-size: 14px;"> 大家在设è®?a href="http://www.chenfeipower.com/product/product-0001,0015.shtml">高频å˜åŽ‹å™?/a>çš„æ—¶å€™è‚¯å®šä¼šæœ‰å¤šå¤šå°‘å°‘çš„é—®é¢˜ï¼ŒæŽ¥ä¸Šå‡ ç¯‡æ–‡ç« æ‰€è¯´ï¼Œå®ƒçš„è®¾è®¡æ˜¯æœ‰å¾ˆå¤šæ–¹é¢éœ€è¦æ³¨æ„的，今天就ç”?a href="http://www.chenfeipower.com">深圳晨飞电å</a>çš„å°ç¼–æ¥ä¸ºæ‚¨è®²è§£å®ƒè®¾è®¡æ—¶çš„å¦å¤–一个è¦æ±‚：如何æ高效率ã€?/span></span></p>
<p><span style="font-family: Arial;"><span style="font-size: 14px;"> æ高效率是对电æºå’Œç”µå设备的普éè¦æ±‚.虽然从å•ä¸?a href="http://www.chenfeipower.com/product/product-0001,0015.shtml">高频å˜åŽ‹å™?/a>æ¥çœ‹,æŸè€—ä¸å¤?例如,100VA高频å˜åŽ‹å®¶å…·å®¶ç”µæ•ˆçŽ‡ä¸?8%æ—?æŸè€—åªæœ?W,并ä¸å¤?但是æˆå万个,æˆç™¾ä¸‡ä¸ªé«˜é¢‘å˜åŽ‹å™?总æŸè€—å¯èƒ½è¾¾åˆ°ä¸Š100kW,甚至上MW.高频电æºå˜åŽ‹å™¨ä¸€ç›´é•¿æœŸè¿è¡?年总æŸè€—相当å¯è§?有å¯èƒ½è¾¾åˆ°ä¸Š10GW·h.è¿™æ ·,æ高高频电å˜åŽ‹å™¨æ•ˆçŽ‡,å¯ä»¥èŠ‚约电力.节约电力å?å¯ä»¥å°‘建å‘电ç«?少建å‘电站åŽ,å¯ä»¥å°‘消耗煤和石æ²?å¯ä»¥å°‘排放CO2,SO2,NOx,废气,废水,å‡å°‘对环境的污染.既具有节约能æº?åˆå…·æœ‰çŽ¯å¢ƒä¿æŠ¤çš„åŒé‡ç¤¾ä¼šç»æµŽæ•ˆç›Š.å› æ¤,æ高效率是高频电æºå˜åŽ‹å™¨æœ€é‡è¦çš„设计è¦æ±?一般效率è¦æ高åˆ?5%以上,æŸè€—è¦å‡å°‘åˆ?%以下.高频电æºå˜åŽ‹å™¨æŸè€—包括ç£èŠ¯æŸè€?é“æŸ)和绕组（铜æŸï¼?有人关心å˜åŽ‹å™¨çš„é“æŸå’Œé“œæŸçš„比例.这个比例是éšå˜åŽ‹å™¨çš„工作频率å‘生å˜åŒ–çš?如果å˜åŽ‹å™¨çš„å¤–åŠ ç”µåŽ‹è¶Šä½Ž,绕组åŒæ•°è¶Šå¤š,é“œæŸè¶Šå¤§.å› æ¤åœ?0Hz工频ä¸?é“œæŸè¿œè¿œè¶…过é“æŸ.例如:50Hz,100kVAS9型三相油浸å¼ç¡…片å˜åŽ‹å™?é“œæŸä¸ºé“æŸçš„5å€å·¦å?50Hz,100kVASH11型三相油浸å¼éžæ™¶åˆé‡‘电力å˜åŽ‹å™?é“œæŸä¸ºé“æŸçš„20å€å·¦å?<br />
é“æŸæ˜¯é«˜é¢‘电æºå˜åŽ‹å™¨æŸè€—的主è¦éƒ¨åˆ†. æ£å› 为é“æŸæ˜¯é«˜é¢‘电æºå˜åŽ‹å™¨æŸè€—的主è¦éƒ¨åˆ†,å› æ¤æ ¹æ®é“æŸé€‰æ‹©ç£èŠ¯æ料是高频电æºå˜åŽ‹å™¨è®¾è®¡çš„一个主è¦å†…容ã€?br />
æˆä¸ºè¯„价软ç£èŠ¯æ料的一个主è¦å‚æ•?é“æŸä¸Žç£èŠ¯çš„工作ç£é€šå¯†åº¦å·¥ä½œé¢‘率有å…?在介ç»è½¯ç£ç£èŠ¯ææ–™é“æŸæ—¶,必须说明工作ç£é€šå¯†åº¦ä¸‹å’Œåœ¨ä»€ä¹ˆå·¥ä½œé¢‘率下æŸè€?用符å·è¡¨ç¤ºæ—¶,ä¹Ÿå¿…é¡»æ ‡æ˜ŽPB/f。é“æŸè¿˜ä¸Žå·¥ä½œæ¸©åº¦æœ‰å…?在介ç»è½¯ç£ç£èŠ¯ææ–™é“æŸæ—¶,必须指明它的工作温度,特别是软ç£é“氧体ææ–™,对温度å˜åŒ–比较æ•æ„?在产å“说明书ä¸éƒ½è¦åˆ—å‡?5℃至100℃的é“æŸ. </span></span></p>
<p><span style="font-family: Arial;"><span style="font-size: 14px;"> 软ç£æ料的饱和ç£é€šå¯†åº¦å¹¶ä¸å®Œå…¨ä»£è¡¨ä½¿ç”¨çš„工作ç£é€šå¯†åº¦çš„上é™,常常是é“æŸé™åˆ¶äº†å·¥ä½œç£é€šå¯†åº¦çš„上é™.所以高频电æºå˜åŽ‹å™¨ç”¨è½¯ç£é“氧体ææ–™åˆ†ç±»æ ‡å‡†ä¸?把å…许的工作ç£é€šå¯†åº¦å’Œå·¥ä½œé¢‘率乘积B×f,作为ææ–™çš„æ€§èƒ½å› å,并说明åæ¡ä»¶ä¸‹å…许的æŸè€—å€?æ–°çš„åˆ†ç±»æ ‡å‡†æ ¹æ®æ€§èƒ½å› å把软ç£é“氧体æ料分为PW1,PW2,PW3,PW4,PW5ç?ç±?æ€§èƒ½å› å工作频率越高,æžé™é¢‘率也越é«?例如,PW3类软ç£é“氧体ææ–™,工作频率ä¸?00kHz,æžé™é¢‘率ä¸?00kHz,æ€§èƒ½å› åB10000mT×kHzã€?</span></span></p>
<p><span style="font-family: Arial;"><span style="font-size: 14px;"> 在æŸä¸€æ®µå·¥ä½œé¢‘率下,高频电æºå˜åŽ‹å™¨çš„绕组æŸè€?é“œæŸ)与é“æŸç›¸æŽ¥è¿‘æ—?例如,é“œæŸ/é“æŸ=100%ï½?5%范围é‡ï¼Œä¹Ÿä¸èƒ½å¿½è§?也应当考虑采å–措施æ¥å‡å°‘é“œæ?由于原绕组和副绕组承担的功率相近,往往在设计ä¸å–原绕组的铜æŸæ¥å‡å°‘é“œæŸ,以便简化设计计算过ç¨?ä¸èƒ½åªå¼ºè°ƒä¾é 温å‡æ¥è®¾è®¡é«˜é¢‘电æºå˜åŽ‹å™?由于çƒé˜»ä¸å®¹æ˜“准确确å®?å› æ¤,为了简化计ç®?æœ‰æ—¶æ ¹æ®ç»éªŒé¢„先推è一些原则和数æ®æ˜¯å¿…è¦çš„.åŒæ ·,为了简化计ç®?对ä¸åŒå·¥ä½œé¢‘率的高频电æºå˜åŽ‹å™¨æŽ¨èä¸åŒçš„绕组电æµå¯†åº¦,也是必è¦çš?但ä¸é™äºŽæŸä¸€ä¸ªç”µæµå¯†åº¦å€?例如,2A/mm2ï½?A/mm2.现高频电æºå˜åŽ‹å™¨è®¾è®¡è¦æ±‚的方法并ä¸é™äºŽä¸€ç§?应当å…许进行多ç§å¤šæ ·çš„探ç´?"ä½ èµ°ä½ çš„é˜³å…³é?我走我的独木桥ã€?/span></span></p>
<p><span style="font-size: 14px;"><span style="font-family: Arial;"> </span></span><span style="font-family: Arial;">å°ç¼–æ醒您，在设计高频电æºå˜åŽ‹å™¨çš„时候，一定è¦ä»Žå¤šæ–¹é¢èµ„料进行å‚è€ƒï¼Œè¿™æ ·å®ƒè®¾è®¡å¾—æœ€æœ‰ä»·å€¼ã€‚æœ¬ç¯‡æ–‡ç« ç”±æ·±åœ³æ™¨é£žç”µå技术团队æ供，转载请注明。网å€ï¼šhttp://www.chenfeipower.comã€?/span><span style="font-family: Arial;"> <br />
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