变频器制动电阻选择 变频器为什么使用制动电阻？在什么情况下使用？
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制动电阻150欧姆400W，功率400W是不是配小了，参照一下说明书。制动电阻功率一般为电机功率乘以制动频度。
陶瓷波纹电阻散热比较好，电梯电动机制动好像都用这种电阻的。
可以选大一些的电阻，就是功率大一些的，当然阻值要一致
用陶瓷波纹电阻效果更好。
你这种情况应该加大电阻功率，铝壳部分电阻功率是不够的，负载功率阻达也可适当调整
如果是特殊高速制动情况下要提前说明，并放大电阻功率。
换瓷波纹电阻的可以，可以适当放大功率
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绛旓細1銆侀鍏堢‘璁鍙橀鍣鍨嬪彿锛屽鏋滅敤鎴閫夋嫨15kW锛屼笉甯︽护娉㈠櫒鐨勫瀷鍙蜂緥濡6SL3210-5BE31-5UV0锛屾牴鎹牱鏈腑鎻愪緵鐨勫昂瀵镐负FSD锛涘洜姝ら渶瑕佷娇鐢ㄩ傚悎FSD灏哄鐨勭數闃汇2銆佸叾娆＄‘璁鍒跺姩鐢甸樆澶у皬锛屾牴鎹タ闂ㄥ瓙鍙橀鍣⊿INAMICS V20绯诲垪涓紝FSD鐨勫昂瀵革紝閫夋嫨鐨勭數闃诲瀷鍙蜂负6SL3201-0BE23-8AA0锛屽畠鐨勫弬鏁颁负30娆у锛岃繛缁姛鐜900W銆3...
绛旓細鍒跺姩鐢甸樆澶т竴涓瓑绾э紝鍙互浣鍙橀鍣鐨勮繃楂樼殑鐩存祦鐢靛帇鏇村揩鐨勯檷鍒板畨鍏ㄥ硷紝瀵瑰彉棰戝櫒鍗卞涓嶅ぇ銆傚彉棰戝櫒甯﹀姩鐨勭數鏈烘垨鍏朵粬鎰熸ц礋杞藉湪鍋滄満鐨勬椂鍊欙紝涓鑸兘鏄噰鐢ㄨ兘鑰楀埗鍔ㄧ殑鏂瑰紡鏉ュ疄鐜扮殑锛屽氨鏄妸鍋滄鍚庣數鏈虹殑鍔ㄨ兘鍜岀嚎鍦堥噷闈㈢殑纾佽兘閮介氳繃涓涓埆鐨勮楄兘鍏冧欢娑堣楁帀,浠庤屽疄鐜板揩閫熷仠杞︺傚綋渚涚數鍋滄鍚庯紝鍙橀鍣ㄧ殑閫嗗彉鐢佃矾灏...
绛旓細涓銆丄BB鍙橀鍣ㄥ埗鍔ㄧ數闃鐨勫父瑙佸瀷鍙 ABB鏄笘鐣岃憲鍚嶇殑鑷姩鍖栨妧鏈緵搴斿晢锛屽叾鍒跺姩鐢甸樆鍙互涓庡悇绉岮BB鍙橀鍣ㄧ浉閰嶅悎浣跨敤銆侫BB鍒跺姩鐢甸樆鐨勫父瑙佸瀷鍙峰寘鎷琌HMEK鍜孫HR绛夈傝繖浜涘瀷鍙峰叿鏈夊崜瓒婄殑鎬ц兘鍜岀壒鐐癸紝鑳藉纭繚鍙橀鍣ㄧ殑瀹夊叏杩愯鍜岄珮鏁堢巼杈撳嚭銆備簩銆丱HMEK鍒跺姩鐢甸樆鐨勭壒鐐 OHMEK鍒跺姩鐢甸樆鏄疉BB甯哥敤鐨勪竴娆惧埗鍔ㄧ數闃汇傚畠閲囩敤鍏堣繘...
绛旓細鍙橀鍣鐨鍒跺姩鐢甸樆閫夋嫨鏈変袱涓寚鏍囥備竴涓槸鐢甸樆鍊硷紙鍗曚綅惟锛;l鍙︿竴涓槸鐢甸樆鍔熺巼(鍗曚綅kW锛夈11KW鐨勬満瀛愬緢澶氬彉棰戝櫒鏄笉鍐呯疆鍒跺姩鍗曞厓鐨勶紝鎵浠ヨ繕闇澶栨帴鍒跺姩鍗曞厓鍜屽埗鍔ㄧ數闃婚厤鍚堜娇鐢ㄣ傚埗鍔ㄧ數闃荤殑閫夋嫨涓鑸槸浼扮畻锛岃繕瑕佹牴鎹疄闄呮儏鍐垫潵璋冩暣銆傜數闃诲肩殑纭畾锛歎/I = R锛涘吀鍨嬬殑娆у瀹氬緥銆俇涓虹洿娴佹瘝绾垮彂鐢电數鍘嬶紙鍒跺姩...
绛旓細380v锛4kw鍙橀鍣閰嶇浉鍖归厤鐨勫埞杞︾數闃150涓200惟宸﹀彸銆1銆鍒跺姩鐢甸樆鐨閫夋嫨涓庝綘鐨勭數鍔ㄦ満鎷栧姩鐨勮礋杞藉拰杩愯鏂瑰紡鏈夊叧锛屼笌鍙橀鍣ㄧ殑瀹归噺鏃犲叧銆備綘鐨15kw鐢垫満閫夋嫨18.5kw鎴栬22kva鐨勫彉棰戝櫒鏄悎閫傜殑銆傚鏋18.5kva锛屾垜瑙夊緱鐢垫祦鍙兘鍋忓皬銆2銆佸埗鍔ㄧ數闃荤殑瀹归噺锛坘w鏁帮級鍦ㄩ渶瑕侀暱鏃堕棿鍒跺姩鐨勬儏鍐典笅浼氭瘮杈冨ぇ銆備笉闇瑕佸埗鍔ㄧ殑...
绛旓細鍒跺姩鐢甸樆鐨閫夋嫨涓鑸槸浼扮畻锛岃繕瑕佹牴鎹疄闄呮儏鍐垫潵璋冩暣銆備竴鑸彇R=U/IE---2U/IE.锛屽氨鏄鍒跺姩鏃剁洿娴佹瘝绾跨數鍘嬩竴鑸彇700V銆傛瘮濡11KW鐨鍙橀鍣棰濆畾鐢垫祦鍋囪涓24A锛岄偅700/24澶х害鍐30娆у鍜60娆у涔嬮棿銆傚姛鐜囬夋嫨涓鑸琍=M*U*U/R =M*700*700*R, M鏄瘮渚嬬郴鏁颁竴鑸彇0.3鍒0.5锛岀數鍘嬭繕鏄彇700锛岀數闃诲氨鍋囪...
绛旓細杩欎簺淇℃伅鍙互鍦鍙橀鍣鐨勪骇鍝佽鏄庝功涓壘鍒帮紝鎴栬呰仈绯昏鍝佺墝鐨勫鏈嶄汉鍛樺挩璇備竴鑸潵璇达紝鍒跺姩鐢甸樆鐨勫閲忓ぇ灏忎笌鍙橀鍣ㄧ殑鍔熺巼澶у皬銆佸埗鍔ㄦ柟寮忥紙鍥為鍒跺姩鎴栧鎺ュ埗鍔級銆佺數鏈虹殑鎯х瓑鍥犵礌鏈夊叧锛岄渶瑕佺患鍚堣冭檻銆傚缓璁湪閫夋嫨鍒跺姩鐢甸樆鏃讹紝鏍规嵁鍏蜂綋鐨勫簲鐢ㄩ渶姹傘佸彉棰戝櫒鍜岀數鏈虹殑鍖归厤鐗规х瓑鍥犵礌杩涜閫夋嫨銆
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