185电缆100米电缆损耗
518.4W。根据百米铝线电阻R＝ρ(L/S)=0.029X100/185=0.016Ω计算。通过180A电流时，损失电量P=I2R=1802X0.016=518.4W。绛旓細518.4W銆傛牴鎹櫨绫抽摑绾跨數闃籖锛澫(L/S)=0.029X100/185=0.016惟璁＄畻銆傞氳繃180A鐢垫祦鏃讹紝鎹熷け鐢甸噺P=I2R=1802X0.016=518.4W銆
绛旓細閾0.0315*100/185=0.017*3*400*400=8173/1000=8.17kw 閾0.0188*100/185=0.0102*3*400*400=4878/1000=4.88kw 鐢变簬鐢电紗涓旀槸娣卞煁褰卞搷鏁ｇ儹绛夊師鍥狅紝鎹熻搴斿ぇ浜庤绠楀硷紝浣嗚兘婊¤冻缁熻瑕佹眰銆
绛旓細鐧剧背閾濈嚎鐢甸樆R锛澫(L/S)=0.029X100/185=0.016惟 閫氳繃100A鐢垫祦鏃讹紝鎹熷け鐢甸噺P=I²R=100²X0.016=160W 閫氳繃200A鐢垫祦鏃讹紝鎹熷け鐢甸噺P=I²R=200²X0.016=640W 閫氳繃400A鐢垫祦鏃讹紝鎹熷け鐢甸噺P=I²R=400²X0.016=2560W ...
绛旓細鎹熻楀ぇ姒傚湪5-10绫冲乏鍙銆涓鑸潵璇寸數绾挎崯鑰楃巼涓5%-10%.鏈夌數缂嗘柟闈㈢殑闇瑕佹帹鑽愪簡瑙ｄ竴涓嬪箍宸炵彔姹熺數缂嗐愮偣鍑诲畾鍒舵偍鐨勪笓灞炵數绾裤佺數缂嗘柟妗堝強浜у搧銆戠數缂嗛氬父鏄敱鍑犳牴鎴栧嚑缁勫绾跨粸鍚堣屾垚鐨勭被浼肩怀绱㈢殑鐢电紗,姣忕粍瀵肩嚎涔嬮棿鐩镐簰缁濈紭,骞跺父鍥寸粫鐫涓鏍逛腑蹇冩壄鎴愶紝鏁翠釜澶栭潰鍖呮湁楂樺害缁濈紭鐨勮鐩栧眰銆傜數缂嗗叿鏈夊唴閫氱數锛屽缁濈紭鐨勭壒...
绛旓細浣跨敤浠ヤ笅鍏紡鍙互璁＄畻鐢电紗鐨勬崯鑰楋細鐢电紗鎹熻 = 3 x 鐢垫祦^2 x 鐢电紗闀垮害 x 鐢电紗闃绘姉 鍏朵腑锛3浠ｈ〃涓夌浉鐢靛姏绯荤粺鐨勭浉鏁銆傚皢鏁板间唬鍏ュ叕寮忎腑锛屽緱鍒帮細鐢电紗鎹熻 = 3 x 100^2 x 0.1 x 0.1 = 300鐡︾壒 杩欐剰鍛崇潃锛岃繖鏉150鐨勪笁鐩哥數缂100绫抽暱搴︾殑鎹熻楁槸300鐡︾壒銆傚洜涓烘崯鑰楁槸鍔熺巼锛屾墍浠ュ彲浠ュ皢鍏惰浆鎹负鐢佃兘...
绛旓細=39/鈭3*400 * (0.0283*0.8/240+0.06*10-3*0.6)鈮432绫 鍗鐢电紗鍦432绫充互鍐咃紝鐢靛帇闄嶁墽39V锛屾弧瓒361V鐢靛帇鐨勮姹傘 2.鐢电紗鐨鎹熻 鍦ㄤ笁鐩稿洓绾胯矾杈撻佺嚎璺腑锛屼笁鐩稿钩琛℃椂绾胯矾鎹熻楄緝灏忥紝鐩稿弽涓夌浉鐢垫祦涓嶅钩琛℃椂浼氫娇绾挎崯澧炲ぇ銆傚洜涓哄湪涓夌浉璐熻浇鍧囪 鐨勬儏鍐典笅锛屼腑鎬х嚎鐢垫祦鍩烘湰鏄浂锛岄浂绾夸笂鐨勬崯鑰楀熀鏈笂...
绛旓細璇ョ墿鍝鎹熻166.7W銆傝璁＄畻380V鐢靛帇涓嬶紝100绫崇數缂鐨勬崯鑰楁槸澶氬皯锛岄渶瑕佺煡閬撶數缂嗙殑鐢甸樆鐜囷紝鐒跺悗浣跨敤杩欎釜鐢甸樆鐜囨潵璁＄畻鎹熻椼傜數缂嗙殑鎹熻楋紙P锛夊拰閫氳繃鐨勭數娴侊紙I锛変互鍙婄數缂嗙殑闀垮害锛圠锛夊拰鐢甸樆鐜囷紙蟻锛変箣闂寸殑鍏崇郴鍙互鐢ㄤ互涓嬬殑鏁板鍏紡琛ㄧず锛歅=I^2脳R锛岃绠楃粨鏋滀负锛氱數缂嗙殑鎹熻楁槸166.7W銆
绛旓細浣犲ソ锛1銆佽绠楀伐绋嬮噺鏃朵笉鍔鎹熻銆100m2. 5m 銕＄殑鐓ф槑鐢电嚎瀹氶涓绘潗涓负(116)锛岄偅涔堟姤鍗曚环鐨勬椂鍊欐槸鍚︽槸鎸夌収(116)鏉ヨ冭檻銆傚嵆鍗曚环涔樹笂绯绘暟銆2銆佸湪璁＄畻宸ョ▼閲忓浠锋椂锛屽彧鑰冭檻杩涚洏绠辨煖鐨勯鐣欓噺锛屼笉鑰冭檻鎹熻楅噺锛屽彧鏈夊湪鎻愭潗鏂欑敤閲忚鍒掓椂鎵嶅姞鍏ユ崯鑰楅噺銆3銆佸鏋滅畻鐨勫伐绋嬮噺鏄敤浜庤浠凤紝閭ｄ箞宸ョ▼閲=鍥剧焊涓婇噺寰...
绛旓細鎸夌數鍘嬫崯澶辨垨瀹夊叏杞芥祦閲忛夋嫨鍙互鎵垮彈600瀹夊乏鍙炽傛寜缁忔祹鐢垫祦瀵嗗害閫夋嫨鍙互鍙互鎵垮彈400瀹夊乏鍙炽傞夋嫨瀵肩嚎鐨勫師鍒欙細1)杩戣窛绂绘寜鍙戠儹鏉′欢闄愬埗瀵肩嚎鎴潰锛堝畨鍏ㄨ浇娴侀噺锛夛紱2)杩滆窛绂诲湪瀹夊叏杞芥祦閲忕殑鍩虹涓婏紝鎸夌數鍘嬫崯澶辨潯浠堕夋嫨瀵肩嚎鎴潰锛岃淇濊瘉璐熻嵎鐐圭殑宸ヤ綔鐢靛帇鍦ㄥ悎鏍艰寖鍥达紱3)澶ц礋鑽锋寜缁忔祹鐢垫祦瀵嗗害閫夋嫨銆傚绾跨殑瀹夊叏杞芥祦閲忥紵...
绛旓細R锛澫伱桳/S锛0.0172脳100/240锛0.007167(惟)姣忔牴240骞虫柟閾滆姱鐢电嚎鎹熻鐨勭數鍘嬮檷锛歎锛漅I锛0.043脳600锛4.3(V)鏈绾夸笌棣栫嚎(2鏍圭嚎)鐨勬崯鑰楃數鍘嬶細U锛4.3脳2锛8.6(V)3鏍圭浉绾(淇楃О鐏嚎)鐨勬崯鑰楀姛鐜囷細P锛(I脳I脳R)脳3锛(600脳600脳0.007167)脳3锛7740.36(W)鈮7.74036(KW)100绫2.5...
