變電所負(fù)荷計(jì)算表:變電所負(fù)荷計(jì)算表???????????????????
項(xiàng)目：???????????????????
變壓器：2#變???????????????????
負(fù)荷名稱?建筑 面積 m2?計(jì)算負(fù)荷指標(biāo)(W)?額定? 容量 (KW)?需要系數(shù)Kc?功率因數(shù)cosf?有功???? 功率?? kw?無功?????? 功率?? kvar?視在????? 功率???? kva?計(jì)算電流 A?單臺變壓器KVA?變壓器數(shù)量?變壓器總?cè)萘縆VA???????
廠房A-01?866.7?40?34.668?0.75?0.75?26.0?22.9?34.7?52.69536??????????
廠房A-02?866.7?40?34.668?0.75?0.75?26.0?22.9?34.7?52.69536??????????
廠房A-03?866.7?40?34.668?0.75?0.75?26.0?22.9?34.7?52.69536??????????
廠房A-04?866.7?40?34.668?0.75?0.75?26.0?22.9?34.7?52.69536??????????
廠房A-05?866.7?40?34.668?0.75?0.75?26.0?22.9?34.7?52.69536??????????
辦公樓?3012?80?240.96?0.75?0.75?180.7?159.4?241.0?366.2592??????????
小計(jì)?7345.5??414.3?0.75??311?274?414?629.736??????????
乘同期系數(shù)????0.65??202?178?269???????????
功率因數(shù)補(bǔ)償???????-90????????????
功率因數(shù)補(bǔ)償后???414.3??0.92?202?88?220???????????
變壓器損耗??????2.2?11????????????
合計(jì)???414.3?0.49?0.90?204?99?227???????????
變壓器選擇????????300????
變壓器效率????????73%????

變壓器：1#變????????????
負(fù)荷名稱?建筑 面積 m2?計(jì)算負(fù)荷指標(biāo)(W)?額定? 容量 (KW)?需要系數(shù)Kc?功率因數(shù)cosf?有功???? 功率?? kw?無功?????? 功率?? kvar?視在????? 功率???? kva?計(jì)算電流 A?單臺變壓器KVA?變壓器數(shù)量?變壓器總?cè)萘縆VA
廠房A-06?866.7?40?34.668?0.75?0.75?26.0?22.9?34.7?52.69536???
廠房A-07?866.7?40?34.668?0.75?0.75?26.0?22.9?34.7?52.69536???
廠房A-08?866.7?40?34.668?0.75?0.75?26.0?22.9?34.7?52.69536???
廠房A-09?866.7?40?34.668?0.75?0.75?26.0?22.9?34.7?52.69536???
廠房A-10?866.7?40?34.668?0.75?0.75?26.0?22.9?34.7?52.69536???
環(huán)境及道路照明???50?0.75?0.75?37.5?33.1?50.0?76???
綜合樓?1476?80?118.08?0.75?0.75?88.6?78.1?118.1?179.4816???
小計(jì)?5809.5??341.42?0.75??256?226?341?518.9584???
乘同期系數(shù)????0.65??166?147?222????
功率因數(shù)補(bǔ)償???????-80?????
功率因數(shù)補(bǔ)償后???341.42??0.93?166?67?179????
變壓器損耗??????1.8?9?????
合計(jì)???341.42?0.49?0.91?168?76?185????
變壓器選擇????????250????
變壓器效率????????72%????