100千瓦用多大铝线电缆
根据测算：绛旓細100鍗冪摝鐢95骞虫柟閾濈嚎鐢电紗銆備竴銆佽缁嗚绠楋細鏍规嵁鍔熺巼鍏紡P=1.732UIcos蠁鏈夛細I=P/(1.732Ucos蠁)=100/(1.732X0.38X0.85)=179A锛堟寜涓夌浉甯傜數璁＄畻锛屽姛鐜囧洜鏁板彇0.85锛変簩銆侀摐绾垮畨鍏ㄨ绠楁柟娉曟槸锛2.5骞虫柟姣背閾滅數婧愮嚎鐨勫畨鍏ㄨ浇娴侀噺锛嶏紞28A銆4骞虫柟姣背閾滅數婧愮嚎鐨勫畨鍏ㄨ浇娴侀噺锛嶏紞35A 銆6骞虫柟姣背閾滅數婧...
绛旓細100鍗冪摝鐢95骞虫柟閾濈嚎鐢电紗銆傛牴鎹姛鐜囧叕寮廝=1.732UIcos蠁鏈夛細I=P/(1.732Ucos蠁)=100/(1.732X0.38X0.85)=179A锛堟寜涓夌浉甯傜數璁＄畻锛屽姛鐜囧洜鏁板彇0.85锛夋煡涓嬮潰鐢电紗杞芥祦閲忚〃锛屽彲閫95骞虫柟鐨勯摑鐢电紗銆
绛旓細鎸220V璁＄畻锛孖=100000W/220V=455A銆傞摑绾裤傞渶瑕80骞虫柟姣背浠ヤ笂銆
绛旓細璇ョ摝鏁颁娇鐢95骞崇殑閾濈數缂銆傝嫢瑕佽绠100鍗冪摝鐢ㄥ澶ч摑鐢电紗鐨勮瘽锛屽垯闇瑕佹牴鎹叕寮廔绛変簬P闄や互(1.732涔楿涔榗os蠁鐨勫)鏉ヨ繘琛岃绠楋紝鍏朵腑cos蠁鏄寚鍔熺巼鍥犳暟锛屼竴鑸兘鏄负0.85锛岃嫢P鏄100鍗冪摝鐨勮瘽锛屽苟涓旀槸鏍规嵁涓夌浉鐢靛帇鏉ヨ繘琛岃绠楃殑璇濓紝閭ｄ箞I绛変簬100闄(1.732涔0.38脳涔0.85)绾︾瓑浜179瀹夛紝閫氳繃鏌ョ湅鐢垫祦杞芥祦閲...
绛旓細100KW浣跨敤涓夌浉鐢垫簮锛绾胯矾鐢垫祦鍦263A澶氫竴浜锛屾煡鍥藉鐢靛伐瑙勮寖鈥500浼忛摑鑺粷缂樺绾块暱鏈熻繛缁礋鑽峰厑璁歌浇娴侀噺琛ㄢ濓紝263A鐢垫祦锛岃嚦灏戝簲璇ラ夋嫨185骞虫柟姣背鐨勯摑绾跨數缂嗐
绛旓細鎬100KW锛屽洜鏃朵笁鐩搁厤鐢碉紝姣忕浉涓100KW/3=33.3KW锛屽垯涓夌浉姣忕浉鐢靛钩鍧囧垎閰嶏紝寮曞嚭鐨勭浉绾垮拰闆剁嚎缁勬垚鐨勫崟鐩220V渚涚數绾胯矾锛屾墍浠ユ瘡鏍圭嚎涓婄殑鐢垫祦涓33.3KW/220V鈮150A宸﹀彸銆70骞虫柟鐨閾濈嚎甯告俯瀹夊叏杞芥祦澶х害鍦160A宸﹀彸锛95鐨勫父娓╁畨鍏ㄨ浇娴佸ぇ绾﹀湪230A宸﹀彸锛屽啀绠椾笂鍙兘鐨勭┛绠★紝鍜屽瀛ｆ俯搴︾殑鍗囬珮锛屽绾垮畨鍏ㄧ數娴佷細闄嶄綆...
绛旓細闇瑕25骞虫柟鐨鐢电紗绾銆傦紙1锛夎绠楁柟娉曪細鏍规嵁涓夌浉鐢电浉绾跨數娴佽绠楀叕寮 I=P梅(U脳1.732脳cos桅)P-鍔熺巼(W);U-鐢靛帇(380V);cos桅-鍔熺巼鍥犵礌(0.85);I-鐩哥嚎鐢垫祦(A)甯﹀叆鏁版嵁P=100kw锛孶=380V 锛涜绠楀緱锛岀浉绾跨數娴両=178A 锛2锛夊湪涓夌浉骞宠 鐢佃矾锛屼竴鑸摐瀵肩嚎鐨勫畨鍏ㄨ浇娴侀噺涓5~8A/mm^2銆178梅8=22....
绛旓細100鍗冪摝鐢ㄥ澶ч摑绾跨數缂鐢95骞虫柟姣背鐨勩傘愬洖绛斻戞牴鎹祴绠楋細100鍗冪摝鏂藉伐鐢ㄧ數绾胯矾闀挎寜200绫宠銆傜數鍔涚數娴佹寜鈥380浼忥紝鍗冪摝鐢垫祦鍔犲嶁濊绠楋紝浜庢槸锛岀數娴佷负100鍗冪摝脳2瀹/鍗冪摝=200瀹夈傚绾胯礋鑽风煩=100鍗冪摝脳200绫=20000鍗冪摝•绫炽傞摑蹇冪粷缂樼嚎鎴祦閲忎笌鎴潰鐨勫嶆暟鍏崇郴锛歋锛堟埅闈級=0.785*D(鐩村緞)鐨勫钩鏂10涓...
绛旓細浠180A璁＄畻鐢甸噺=锛400/锛120骞虫柟鐨閾濈嚎鏄1000鍏冨乏鍙1鐧剧背锛岃垂鐢1.45=3璁惧鎬诲姛鐜100KW鍚屾椂杩愯鐨勬渶澶х數娴佸簲璇ユ槸120A宸﹀彸.6涓囧厓銆佽兌甯;120锛塜120X120/锛屽墠鎻愭槸鏈夋棤鍔熻ˉ鍋.2搴︽瘡灏忔椂锛屾媺绾跨殑浜哄伐瑕4500宸﹀彸;120锛塜120X2=22V锛岃緭鍑虹數鍘嬭兘澶熺ǔ瀹氬湪400V浠ヤ笂灏卞彲浠ユ甯镐娇鐢紝瀹為檯鐨勬崯鑰楃數閲忎笌璐熻嵎...
绛旓細100kW鍔熺巼锛屽鏋滀笁鐩哥數380V渚涚數锛屾牴鎹甀=P/U=100000/380鈮263.2A锛岀粨鍚堥摐鑺鐢电紗缁忛獙鍏紡锛堟瘡骞虫柟閾滆姱绾跨紗宸ヤ綔鐢垫祦6A锛夛紝263.2梅6鈮43.9锛屾牴鎹父鐢ㄧ數缂嗚鏍硷紝鍙夌敤50骞虫柟閾滆姱鐢电紗锛涘鏋滃崟鐩哥數220V渚涚數锛孖=P/U=100000/220鈮454.6A锛岀粨鍚堥摐鑺數缂嗙粡楠屽叕寮忥紙姣忓钩鏂归摐鑺嚎缂嗗伐浣滅數娴6A锛夛紝454.6梅6...
