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href="http://www.souxuehui.com">中动å‘电机出¿U?/a>ã€€æ¥æºåQšhttp://www.souxuehui.com 日期åQ?018-04-19 09:59:20</p> </div> <div class="article_cont_box"><p style="padding: 0px; font-family: 宋体; font-size: 13px; line-height: 24px; text-indent: 0px; white-space: normal; text-align: left;"><span style="font-size: 14px">   ä¸¤å°</span><span style="font-size: 14px">å‘电机组</span><span style="font-size: 14px">òq¶è”åŽï¼Œå®ƒä»¬ä¹‹é—´çš„蔾pÖM¸»è¦åœ¨</span><span style="text-decoration: none; font-size: 14px; color: rgb(0, 0, 0);">å‘电æœ?/span><span style="font-size: 14px">çš„ç«¯ç‚¹å³æ¯çº¿ä¸Šï¼Œ<a href="http://www.souxuehui.com" target="_blank" title="æ½åŠå‘电机出¿U?>æ½åŠå‘电机出¿U?/a>è®¤äØ“é—®é¢˜çš„åˆ†æžå¿…™å»é¦–先从甉|°”æ–šw¢äººæ‰‹ã€?/span></p><p style="padding: 0px; font-family: 宋体; font-size: 13px; line-height: 24px; text-indent: 0px; white-space: normal; text-align: left;"><span style="font-size: 14px">  </span><span style="font-size: 14px">æ¯å°æœºç»„都包括柴æ²ÒŽœºã€è°ƒæ•´å™¨ã€å‘甉|œºã€è°ƒåދ噍½{‰çŽ¯èŠ‚ï¼Œä¸¤å°å‘电机的端点通过æ¯çº¿òq¶è”在一赗÷€‚æ¯å°å‘甉|œºçš?/span><span style="font-size: 14px">转å­</span><span style="font-size: 14px">通过è”èáu节和柴æÑa机的曲èáu相蔾l“。因为å‘甉|œºè½¬å­å’ŒæŸ´æ²ÒŽœºçš„æ—‹è½¬éƒ¨åˆ†æ˜¯ä¸€ä¸ªæ•´ä½“,所以有兛_‘甉|œºè½¬å­çš„讨论,实际上也包å«äº†æŸ´æ²ÒŽœºçš„æ—‹è½¬éƒ¨ä»Óž¼Œå之亦然ã€?/span></p><p style="padding: 0px; font-family: 宋体; font-size: 13px; line-height: 24px; text-indent: 0px; white-space: normal; text-align: left;"><span style="font-size: 14px">   å¯¹äºŽå•机˜q行的柴æ²ÒŽœºå‘电机组æ¥è¯´åQŒä¸½Ž¡è´Ÿè½½çš„大å°åŠå…¶æˆåˆ†å¦‚何åQŒå‘甉|œºçš„调压器æ€Õd¯ä»¥é€šè¿‡æ”¹å˜å‘电机的åŠÞq£ç”‰|µåQŒæŠŠå‘电机电压自动地¾l´æŒåœ¨æ‰€è¦æ±‚的精度内åQŒè€ŒæŸ´æ²ÒŽœºçš„调速器通过调整柴æÑa机的燃æÑa供给åQŒè‡ªåŠ¨åœ°æŠŠæŸ´æ²ÒŽœºè½¬é€Ÿç»´æŒåœ¨æ‰€éœ€è¦çš„¾_‘Öº¦å†…。从ç”늚„角度看,ž®±æ˜¯ä¿è¯äº†ç”¨ç”µè®¾å¤‡çš„频率和电压的½E›_®šæ€§ï¼Œè´Ÿè²æ‰€æ¶ˆè€—çš„ç”µèƒ½å’Œå‘æŸ´æÑa机æä¾›çš„燃料能é‡ä¿æŒòqŒ™¡¡ã€‚如果æ¯å°æœº¾l„的外接负è²ä¸è¶…˜q‡å‘甉|œºå’ŒæŸ´æ²ÒŽœºçš„å…许å€û|¼Œé‚£ä¹ˆæœºç»„çš„è¿è¡Œå°±ä¸ä¼šå‡ºçް䏿­£å¸¸çš„现象ã€?/span></p><p style="padding: 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14px">的功角特性固焉™€‚用于å•独è¿è¡Œçš„å‘电机,但主è¦è¿˜æ˜¯ç”¨äºŽåˆ†æžå‘甉|œºçš„åÆˆè”工作。因为在å‘电机å•独工作时åQŒä»ŽçŸ¢é‡å›‘֯以看出,其功角ä¸å¯èƒ½­‘…过</span><span style="font-family: Calibri;font-size: 14px">90</span></span><span style="font-size: 14px">º</span><span style="font-size: 19px"><span style="font-size: 14px">åQŒä¹Ÿä¸å¯èƒ½äؓ负å€û|¼Œä½†æ˜¯å½“å‘甉|œºòq¶è”˜q行æ—Óž¼Œæƒ…况ž®±å¯èƒ½å¤æ‚得多。例如,</span><span style="font-size: 14px">表示了两å°å‘甉|œºòq¶è”˜q行的情å†üc€‚如剿‰€˜qŽÍ¼Œå®ƒä»¬å…ähœ‰å…±åŒçš„ç”µåŽ‹ï¼Œä¸¤å°æœºç»„çš„æ€ÕdŠŸçŽ‡åº”å’Œè´Ÿè½½åŠŸçŽ‡ç›¸òqŒ™¡¡åQŒè€Œæ¯å°æœº¾l„的功率大å°åˆ™å’Œè¯¥æœº¾l„的功率角有养I¼Œä¸?/span></span><span style="font-family: Arial;font-size: 14px">θ</span><sub><span style="font-size: 14px;vertical-align: sub">1 </span></sub><span style="font-size: 14px">></span><span style="font-family: Arial;font-size: 14px">θ</span><sub><span style="font-size: 14px;vertical-align: sub">2</span></sub><span style="font-size: 19px"><span style="font-size: 14px">å³ç¬¬ä¸€å°æœº¾l„的功率</span><span style="font-family: Calibri;font-size: 14px">P</span></span><sub><span style="font-size: 14px;vertical-align: sub">1</span></sub><span style="font-size: 19px"><span style="font-size: 14px">大于½W¬äºŒå°æœº¾l„的功率</span><span style="font-family: Calibri;font-size: 14px">P</span></span><sub><span style="font-size: 14px;vertical-align: sub">2</span></sub><span style="font-size: 19px"><span style="font-size: 14px">。按照矢é‡å›¾å’?/span><span style="font-size: 14px">åQŒåŠŸè§’å·®</span></span><span style="font-family: Arial;font-size: 14px">θ</span><sub><span style="font-size: 14px;vertical-align: sub">12</span></sub><span style="font-size: 14px">åæ˜ äº†ä¸¤å°æœº¾l„的功率差别åQŒå¯¹äºŽä¸€èˆ¬å‘甉|œºå‚æ•°æ¥è¯´åQ?/span><span style="font-family: Arial;font-size: 14px">θ</span><sub><span style="font-size: 14px;vertical-align: sub">12</span></sub><span style="font-size: 14px"> =20</span><span style="font-size: 14px">º</span><span style="font-size: 19px"><span style="font-size: 14px">ï½?/span><span style="font-family: Calibri;font-size: 14px">30</span></span><span style="font-size: 14px">º</span><span style="font-size: 14px">电角度,ž®Þpƒö以ä‹É两å°å‘电机的功率差别½{‰äºŽå‘电机的é¢å®šåŠŸçŽ‡ã€‚ç”±äºŽæ€Èš„è´Ÿè²åŠŸçŽ‡æ˜¯ä¸å˜çš„åQŒå› æ­¤ï¼Œä¸€å°æœº¾l„的功角åQˆåŠŸçŽ‡ï¼‰å¢žåŠ åQŒå¦ä¸€å°æœº¾l„çš„åŠ?/span><span style="font-size: 14px">è§?/span><span style="font-size: 14px">å¿…ç„¶å‡å°åQŒç”šè‡Ïxˆä¸ø™´Ÿå€¹{€‚è¿™ž®Þp¯´æ˜Žï¼Œåœ¨åˆ†æžå‘甉|œºåŠŸçŽ‡å˜åŒ–的时候,必须è¦å’Œå…¶ä»–òq¶è”机组的功角å˜åŒ–蔾p»è“væ¥ã€?/span></p><p style="padding: 0px; font-family: 宋体; font-size: 13px; line-height: 24px; text-indent: 0px; white-space: normal; text-align: left;"><span style="font-family: 'Times New Roman'; font-size: 14px;">       å‘电机的ç”늣功率ž®±æ˜¯æŸ´æÑa机的负è²åŠŸçŽ‡åQŒæŸ´æ²ÒŽœºè´Ÿè²çš„æ”¹å˜å¿…ç„¶è¦å½±å“柴æÑaæœºçš„è½¬é€Ÿï¼Œå¯ÆD‡´è°ƒé€Ÿå™¨åŠ¨ä½œä»¥æ”¹å˜å…¶ä¾›æÑaé‡ï¼Œ˜q™è¯´æ˜Žåœ¨åˆ†æžå‘电机功率å˜åŒ–的时候还必须和柴æ²ÒŽœºåŠå…¶</span><span style="font-family: 'Times New Roman'; text-decoration: none; font-size: 14px; color: rgb(0, 0, 0);">调速系¾l?/span><span style="font-family: 'Times New Roman';font-size: 19px"><span style="font-size: 14px">的动作过½E‹è”¾p»è“væ¥ã€‚此外,å‘电机功率或负è²ç”‰|µçš„å˜åŒ–å¿…ç„¶è¦å¯ÆD‡´è°ƒåŽ‹å™¨åŠ¨ä½œï¼Œä»¥æ”¹å˜å‘甉|œºçš„励¼‚电‹¹ï¼Œå› æ­¤å¼?9-1)</span><span style="font-family: 宋体;font-size: 14px">中的电势ã€åŠŸè§’ã€ç”šè‡³ç”µåŽ‹å’Œé¢‘çŽ‡å¾€å¾€éƒ½ä¸æ˜¯å›ºå®šå€û|¼ŒæŠŠä¸Š˜qîC¸€åˆ‡å› ç´ ç»¼åˆåœ¨ä¸€èµ¯‚¿›è¡Œåˆ†æžï¼Œæ˜„¡„¶æ˜¯å¾ˆå¤æ‚çš„ã€?/span></span></p><p style="padding: 0px; font-family: 宋体; font-size: 13px; line-height: 24px; text-indent: 0px; white-space: normal; text-align: left;"><span style="font-family: 'Times New Roman';font-size: 14px">     ä¸ÞZº†ä¾¿äºŽåˆ†æžå’Œå®šæ€§åœ°è¯´æ˜Žé—®é¢˜åQ?a href="http://www.souxuehui.com" target="_blank" title="æ½åŠå‘电机出¿U?>æ½åŠå‘电机出¿U?/a>常利用机¾l„和无穷大电¾|‘åÆˆè”的概念åQŒå³å‡å®šæ‰€ç ”ç©¶çš„å‘甉|œº¾l„和一å°åŠŸçŽ‡äØ“æ— ç©·å¤§çš„å‘ç”µæœºåÆˆè”,整个ç”늽‘的电压和频率被无½I·å¤§æœºç»„ä¿æŒåœ¨å›ºå®šå€û|¼Œè€Œä¸å—å°åŠŸçŽ‡æœºç»„åŠŸçŽ‡å˜åŒ–的媄å“ã€‚è¿™æ ·å°±å¯æŠŠç€çœ¼ç‚¹æ”‘Öœ¨ä¸€å°æœº¾l„上åQŒä‹É问题大大½Ž€åŒ?/span><span style="font-family: 'Times New Roman';font-size: 14px">ã€?/span><span style="font-family: 'Times New Roman';font-size: 14px">ç„¶åŽå†æŠŠæ‰€å¾—到的结论推òq¿åˆ°å®šw‡ç›¸å½“的机¾l„åÆˆè”çš„æ¡äšg中去。在æŸäº›æƒ…况下,如当ç”늽‘定w‡å¤§å¤§­‘…过å•å°å‘电机组定w‡çš„æ—¶å€™ï¼Œå½“然也å¯ç›´æŽ¥ç”¨å’Œæ— ç©·å¤§ç”µ¾|‘åÆˆè”的概念æ¥è§£é‡Šã€?/span></p><p style="padding: 0px; font-family: 宋体; font-size: 13px; line-height: 24px; text-indent: 0px; white-space: normal; text-align: left;"><span style="font-family: 'Times New Roman';font-size: 14px">     å‰é¢æ›„¡»æåˆ°åQŒåƈè”è¿è¡Œçš„</span><span style="font-family: 'Times New Roman';font-size: 14px">åŒæ­¥å‘电æœ?/span><span style="font-family: 'Times New Roman';font-size: 19px"><span style="font-size: 14px">å…‰™¢‘率是严格一致的åQŒåœ¨åˆ†æžå‘电机功角特性时也指出,å‘电机的功角一般ä¸ä¼šè¶…˜q?/span><span style="font-size: 14px">90</span></span><span style="font-family: 'Times New Roman';font-size: 14px">º</span><span style="font-family: 'Times New Roman';font-size: 19px"><span style="font-size: 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href="http://www.souxuehui.com" target="_blank" title="æ½åŠå‘电机出¿U?>æ½åŠå‘电机出¿U?/a>è®¤äØ“ç”±æ­¤å¯è§åQŒå¦‚æžœå‘甉|œºçš„ç£æžå¯¹æ•°ç›¸åŒï¼Œåœ¨æ•´ä¸ªåŒæ­¥è¿è¡ŒæœŸé—ß_¼Œä¸ç®¡å…¶è´Ÿè½½åˆ†é…æ˜¯å¦æœ‰è¯¯å·®æˆ–振è¡ï¼Œä¸¤å°æŸ´æÑa机的¿U¯ç¯è½¬æ•°ä¹‹å·®åQŒä¸€èˆ¬ä¸ä¼šè¶…˜q?/2p转。所以è¦å¼ø™°ƒ˜q™ä¸€æ¦‚念åQŒæ˜¯å› äؓ有的æœÞZ¿®äººå‘˜æ€ÀLƒ³ç”¨æ£€‹¹‹æŸ´æ²ÒŽœºæœºæ¢°è½¬é€Ÿçš„æ–ÒŽ³•åQŒæ¥åˆ†æžå‘ç”µæœºåÆˆè”è¿è¡Œä¸­å‡ºçŽ°çš„ä¸æ­£å¸¸çŽ°è±¡ã€‚æ˜¾ç„Óž¼Œç”¨ä¸€èˆ¬çš„‹‚€‹¹‹æ‰‹ŒDµï¼Œ˜q™æ ·åšæ˜¯è¡Œä¸é€šçš„。åŽé¢ä¹Ÿä¼šè°ˆåˆ°åƈè”è¿è¡Œä¸­æœºç»„çš„è{速æ‡L动问题,但指的是功率角相å¯ÒŽŸä¸€ä¸­é—´å€¼æˆ–½E›_®šå€¼çš„ž®èŒƒå›´æ‘†åŠ¨ï¼Œå’ŒæŸ´æ²ÒŽœºè½¬é€Ÿå˜åŒ–的一般概念丞®½ç›¸åŒã€?span style="font-family: 宋体">柴æÑaå‘电机组</span><span style="text-indent: 37px;font-family: 宋体">òq¶è”˜qè¡Œçš„ç‰¹ç‚¹åŠæ³¨æ„问题详细内容½{?/span></span><span style="font-family: 'Times New Roman'; line-height: 1.5; text-indent: 37px; text-decoration: none; font-size: 14px; color: rgb(0, 0, 0);">å‘电机技æœ?/span><span style="text-indent: 37px; font-size: 14px;"><font face="宋体">支æŒè¯·å…³æ³?a 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