190千瓦的电机，500米的距离要几平方的电线？ 100千瓦500米距离用多少平电线电缆
190\u5343\u74e6\u8981\u591a\u5c11\u5e73\u65b9\u7535\u7ebf\u3000190KW\u9700\u8981185\u5e73\u65b9\u7684\u4e09\u82af\u94dc\u7535\u7f06\uff0c
\u3000\u3000\u6839\u636e\u529f\u7387\u516c\u5f0fP=1.732UIcos\u03c6 \u6709\uff1a
\u3000\u3000I=P/(1.732Ucos\u03c6)
\u3000\u3000=190/(1.732X0.38X0.85)
\u3000\u3000=340A\uff08\u6309\u4e09\u76f8\u5e02\u7535\u8ba1\u7b97\uff0c\u529f\u7387\u56e0\u6570\u53d60.85\uff09
\u3000\u3000\u53ef\u9009185\u5e73\u65b9\u7684\u4e09\u82af\u94dc\u7535\u7f06\u3002
\u3000\u3000
\u6ca1\u6709\u8bf4\u660e\u662f\u4ec0\u4e48\u8d1f\u8f7d\u7c7b\u578b\u3002
\u6309\u7167GB50052-2009 \u300a\u4f9b\u914d\u7535\u7cfb\u7edf\u8bbe\u8ba1\u89c4\u8303\u300b\u89c4\u5b9a
5.0.4 \u6b63\u5e38\u8fd0\u884c\u60c5\u51b5\u4e0b\uff0c\u7528\u7535\u8bbe\u5907\u7aef\u5b50\u5904\u7535\u538b\u504f\u5dee\u5141\u8bb8\u503c\u5b9c\u7b26\u5408\u4e0b\u5217\u8981\u6c42\uff1a
1 \u7535\u52a8\u673a\u4e3a\u58eb5% \u989d\u5b9a\u7535\u538b\u3002
2 \u7167\u660e\uff1a\u5728\u4e00\u822c\u5de5\u4f5c\u573a\u6240\u4e3a\u58eb5% \u989d\u5b9a\u7535\u538b\uff1b\u5bf9\u4e8e\u8fdc\u79bb\u53d8\u7535\u6240\u7684\u5c0f\u9762\u79ef\u4e00\u822c\u5de5\u4f5c\u573a\u6240\uff0c\u96be\u4ee5\u6ee1\u8db3\u4e0a\u8ff0\u8981\u6c42\u65f6\uff0c\u53ef\u4e3a\u53415% \uff0c -10% \u989d\u5b9a\u7535\u538b\uff1b\u5e94\u6025\u7167\u660e\u3001\u9053\u8def\u7167\u660e\u548c\u8b66\u536b\u7167\u660e\u7b49\u4e3a+5% \uff0c -10% \u989d\u5b9a\u7535\u538b\u3002
3 \u5176\u4ed6\u7528\u7535\u8bbe\u5907\u5f53\u65e0\u7279\u6b8a\u89c4\u5b9a\u65f6\u4e3a\u58eb5% \u989d\u5b9a\u7535\u538b\u3002
\u90a3\u4e48\u5c31\u6309\u7167\u5141\u8bb8\u7535\u538b\u964d\u3010-5%\u3011\u6765\u8003\u8651\uff1a
\u6309\u7ebf\u8def\u538b\u964d-5%\u9009\u62e9\u65f6\uff0c\u94dc\u82af\u7535\u7f06\u622a\u9762 S = 185 \u5e73\u65b9 \uff0c\u73af\u5883\u6e29\u5ea640\u2103\uff0c\u7535\u6e90\u4fa7\u529f\u7387\u56e0\u65700.9\u8003\u8651
\u8ba1\u7b97\u7535\u538b\u964d U% = 4.591 % < \u7ebf\u8def\u5141\u8bb8\u7535\u538b\u964d = 5 %\uff0c \u6ee1\u8db3
U%= (0.0948x0.90+0.0780x0)x168.82x500x1.732/380*10
\u7ed3\u8bba\uff1a\u9700\u9009\u7528185\u5e73\u65b9\u6beb\u7c73\u7684\u94dc\u82af\u7535\u529b\u7535\u7f06\u3002
绛旓細95骞虫柟鎴120骞虫柟閾滅數缂嗭紝绾胯矾杩囬暱閫夌矖涓鐐逛负濂姐
绛旓細鐢ㄤ袱鏉150mm²鐨勯摑鑺數缂嗗苟鑱斾緵鐢靛氨鑳芥弧瓒充笂杩拌姹傘
绛旓細濡傛灉鏄3鐩380V锛190鍗冪摝涓嶈鍔熺巼鍥犳暟銆傜數娴佹槸288瀹夈傚鏋滅嚎鏉愭槸閾滅嚎锛2鏍规槸240鎵嬬幆骞虫柟姣背銆傜數闃绘槸銆0路0365娆с288X0路0365锛10路5銆備篃灏辨槸绾胯矾鍘嬮檷鏄10浼忋傛墍浠ユ病浠涔堥棶棰樸
绛旓細姣斿浣犵殑涓ゅ彴澶鐢垫満锛鍚姩鐨勬儏鍐靛浣曪紝鏄惁鏄绻佸惎鍔紝鏄惁鏄悓鏃跺惎鍔ㄧ瓑銆傚叾娆′綘瑕佹湁閰嶇數瀹わ紝涓荤數缂嗘帴鍒伴厤鐢靛锛屽啀鐢变釜閰嶇數鐩橀厤鐢靛埌鍚勭敤鐢佃澶囷紝鏍规嵁浣犳彁渚涚殑鏁版嵁 190鍗冪摝锛屼互鎰熸ц礋杞戒负涓伙紝鐢垫祦绾400A宸﹀彸锛岃嫢閫夋嫨閾滅嚎鐨勮瘽锛岃嚦灏 闇瑕150骞虫柟閾滅嚎锛150鐨勯摐绾 鐜娓╁害30搴︽椂鎴祦閲忔槸425A銆佸彲鍩烘湰婊...
绛旓細浣犲ソ锛190鍗冪摝鐢靛櫒璁惧锛岄噰鐢ㄤ笁鐩稿洓绾夸緵鐢垫椂锛岀數娴佺害涓380A銆備緵鐢璺濈濡傛灉鍦30绫充互鍐咃紝鐢电紗鎴潰寤鸿閫夋嫨3*150+1*75骞虫柟鐨勩備互涓婁粎渚涘弬鑰冦
绛旓細濡傛灉璺濈500绫闀匡紝100鍗冪摝璐熻浇鏄湪涓夌浉鍥涚嚎鐨380V鐢电綉涓繍琛岋紝闇瑕佹埅闈㈢Н涓3x120+1x35mm²鐨刅V22鎴朧LV22閾濊姱鑱氭隘涔欑儻鎶ゅ閽㈠甫閾犺鐢电紗銆傝绠楄繃绋嬪涓嬶紙浠V22鎴朧LV22閾濊姱鑱氭隘涔欑儻鎶ゅ閽㈠甫閾犺鐢电紗涓轰緥锛夛細1銆佹眰100KW璐熻浇鐨勯瀹氱數娴侊紙璁捐礋杞界殑鍔熺巼鍥犳暟鏄0.8锛100KW/鈭3x380Vx0.8=190A 2銆...
绛旓細杞﹀瓙190鍗冪摝鏄寚杞﹁締鐨勬渶澶у姛鐜囥傚姛鐜囨槸涓绉嶇墿鐞嗛噺锛岃 閲忕墿浣撳湪鍗曚綅鏃堕棿鍐呮墍鍋氬嚭鐨勫姛銆傚湪杞﹁締涓紝鍔熺巼瓒婂ぇ锛屾剰鍛崇潃杞﹁締鍔犻熻兘鍔涜秺寮猴紝琛岄┒閫熷害瓒婂揩銆傚洜姝わ紝杞﹀瓙190鍗冪摝鎰忓懗鐫杩欐杞﹁締鍏锋湁浼樺紓鐨勫姩鍔涙ц兘锛屽彲浠ュ揩閫熻椹躲備笌浼犵粺姹借溅鐩告瘮锛岃溅瀛190鍗冪摝鏈変綍浼樺姡鍔匡紵鐩歌緝浜庝紶缁熸苯杞︼紝杞﹀瓙190鍗冪摝鍏锋湁鏇撮珮鐨勫姛鐜...
绛旓細鍦ㄥ姩鍔涙柟闈紝鏂拌溅鍒嗗埆鎼浇2.0T鍥涚几鍙戝姩鏈哄拰2.5T鐩村垪鍏几鍙戝姩鏈猴紝鍧囧姞鍏ヤ簡48浼忚交娣风郴缁燂紝2.0T鍥涚几鍙戝姩鏈虹殑鏈澶ц緭鍑哄姛鐜190鍗冪摝锛宄板兼壄鐭400鐗浡风背锛2.5T鍙戝姩鏈猴紝鏈澶у姛鐜270鍗冪摝锛屽嘲鍊兼壄鐭500鐗浡风背銆4銆佹柊娆惧ゥ杩猀3 鏂版濂ヨ开Q3鍦ㄦ湰灞婅溅灞曡繘琛屼簡灞曠ず锛屾鍓嶆柊杞﹀凡缁忎笂鏄紝鎸囧浠27.98涓囧厓璧枫傚墠鑴...
绛旓細鍥炵瓟锛氳嚦灏戣鐢120鐨勯摐绾裤
绛旓細190鍗冪摝鐨鍙鐢垫満鎯冲洖鏀剁殑璇濓紝浠锋牸涔熷簲璇ュ湪200鍏冨埌500鍏冨乏鍙炽
