第一篇 變壓器

1、Electrical Machinery 一次繞組匝數(shù)；一次繞組匝數(shù)；:1N1u二次繞組匝數(shù)；二次繞組匝數(shù)；:2N主磁通。主磁通。:dtdNedtdNe22111i212121uuNNeeK212121uuNNeeK1uNU2NSNNNSSS21NUU220NU1NS20UNNUU21,NU1NI2NNNNNNUSIUSI22113;3mNfNI1NSNNNNNNUSIUSI2211;NNII21,NNUU21, 90sincos1111tEtNdtdNemm90sincos2222tEtNdtdNemmmmmfNfNEE111144. 422mmmfNfNEE222244. 4221L011

2、11iLN10101xI jLI jEdtdiLdtdNdtdNe011111111Lx簡稱漏抗）。簡稱漏抗）。：一次繞組漏磁電抗（：一次繞組漏磁電抗（1x1x10101xI jLI jE1E11x0I0I121112 fNLx1x11211NL1110%2 . 0UZINNUUEEK2121mFeFegIp2VUUkVASNNN4006000,100212 . 92 . 41jZ5526514jZm1U1I111NIF1I2I0F222NIF021FFF201FFF11EU021FFF2121NNEEK21012210111IKNIINININI或或mmmmjxrZZEI10LZIU2222

3、2ZKZ 01IILmZZZ22121121xxjrrIUUKKjxrIU120ImmmmmmmmxxxrZxrrrIPrZZZIUZ1220120001010KKKrIP222221KKKNKKKKKrZxIPrZZIUZ2121xxrr 實驗時的室溫。實驗時的室溫。鋁線鋁線銅線銅線ttrrtrrtKCKtKCK228752285 .234755 .2347575275275CKKCKrxZ%1001751NCKNKUZIu%100%10011175122NKNKxNCKNKrKxKrKUxIuUrIuuuu基準值基準值實際值實際值標幺值標幺值 NNNNIIIUUUIIIUUU2222221

4、11111;NNNNNNNNNNNIUZIUZIUIUS2221112211;NNNNNNNNNNUZIIUZZZZUZIIUZZZZ222222222111111111%1001%100%1002121222UUUUUUUUNNNN%100sincos22KKxrU111IIIN負載系數(shù)；負載系數(shù)；式中：式中：2cosKKxr 、22mFermIp20222121rIrImpCu%1001%100%10021112CuFeCuFeCuFeppPppPppPPPCKNKNrmIp7521KNCKNCKNCKCuprmIrImrmIp27521275217521%100cos1%1002022012KNNKNppSppPPKKKZZZIII1:1:1:稱稱為為負負載載系系數(shù)數(shù)，所所以以：，由由于于標標幺幺值值NIIIKKKabZIZIZIUKKKZZZ1:1:1:KKKZZZ1:1:1:KNKNKNZSZSZSSS