Y132M2-6额定数据与性能指标三相笼型感应电动机系列电磁设计(5)

?43、励磁电抗标幺值 Xm?11??1.75 ?Im0.57三、参数计算 44、线圈平均半匝长

定子线圈节距

?y??[Di1?2(h0?h1?)h?21r]21?[14?811??2p2(?0.8?0.95?)2?310.554.4]?87.1mm1 平均半匝长 lc?lB?Kc?v?180?2?15?1.2?87.11?314.53mm 45、单层线圈端部平均长 lB?2d1?Kc?v?2?15?1.2?87.11?134.53mm 46、漏抗系数

Cx?0.263(N1Kdp1)2lefPN2pUN?0.263(252?0.97)2?180.7?5.5?10??10?3?0.036 23?380?347、定子槽比漏磁导

由于的单层绕组，整距，节距漏抗系数KU1?KL1?1.0

?U1?h012h110.82?0.95????0.41 b01b01?b113.53.5?6.8h2111.5?0.95b6.8??1.20 11??0.77 查表可知?L1?0.68 2r212?4.42r212?4.4由于

定子槽比漏磁导 ?s1?KU1?U1?KL1?L1?0.41?0.68?1.09 48、定子槽漏抗 Xs?1?49、定子谐波漏抗

2m1plt?s12?3?3?180?1.09C??0.036?0.02 x22Z1Kdpl36?0.97?180.71efX??1?m1??s2?2?efKdp1KsCx?3?77.45?0.0265?0.036?0.042 22??0.47?0.97?1.250、定子端部漏抗

?XE1?0.2lB134.53C?0.2??0.036?0.006 x22lefKdp1180.7?0.97????51、定子漏抗 X? 20.?042?0.0061?Xs1?X??1XE?10.0?0.06852、转子槽比漏磁导

?U2?h020.5hb20?1.536.3??0.5 由于22??7.10 12??2.42 b021b222.6b222.6查表可知?L2?0.86

转子槽比漏磁导 ?s2??U2??L2?0.5?0.86?1.36 53、转子槽漏抗 Xs?2?2m1plt?s22?3?3?180?1.36Cx??0.036?0.027 Z2lef33?180.7m1??RCx?3?77.45?0.029?0.036?0.043

?2?0.47?1.254、转子谐波漏抗 X??2?55、转子端部漏抗

?XE2?(?2?efKs0.2523Z2DR2m1p0.2523?33?122.72?3?3)()Cx?()()?0.036?0.003

2plef?2pZ22?3?180.7?2?333bsk2?12.922)X?2?0.5?()?0.043?0.018 t214.02??0.5(56、转子斜槽漏抗 Xsk57、转子漏抗

?????X??X?X?X?X2s2?2E2sk?0.27?0.043?0.003?0.018?0.334 ???58、总漏抗 X??X??X1?2?0.068?0.334?0.402

59、定子直流电阻

R1??2N1lc2?252?314.53?6?0.0217?10??2.477? '1.33Nt1Ac1a11??()2?12Ikw4.82?2.477??0.0314 UN?38060、定子相电阻标幺值 R1??R161、有效材料 定子导线重量

Gw?ClcNs1Z1Ac'1Nt1?'1.33?10?32?1.05?314.53?10?42?36??()?1?8.9?103?6.17Kg

2?3硅钢片重量

'GFe?KFelt(D1??)2?Fe?0.95?180?10?3?(210?10?3?5?10?3)2?7.8?103?61.65Kg

62、转子电阻 导条截面积

AB?1111(b02?b12)h12?(b12?b22)h22?(1?6.3)?1.53?(6.3?2.6)?18.47=872222.78mm2

导条电阻折算值

2?34m(NK)Kl4?3?(252?0.97)211dp1'?61.04?135.53?10BBRB???0.0434?10?ABZ287.78?10?633=1.51?

端环电阻折算值

2DRZ24m1(N1Kdp1)R??2?p2ABZ2'R122.7?10?3?334?3?(252?0.97)2?0.0434?10??0.78? 2?62???3?87.78?1033?6?'导条电阻标幺值 RB?RBIkw4.82?1.51??0.019 UN?380Ikw4.82?0.78??0.010 UN?380?'端环电阻标幺值 RR?RR???转子电阻标幺值 R2?RB?RR?0.019?0.010?0.029

四、工作性能计算

63、满载时定子电流有功分量标幺值 I1?p?64、满载时转子电流无功分量标幺值

?X?0.068?1?1??1?1??1.039Xm1.751?N?1?1.17 85.3%???2??2Ix??1X?I1p[1?(?1X?I1p)]?1.039?0.402?1.172?[1?(1.039?0.402?1.17)2]?0.70865、满载时定子电流无功分量标幺值

??I1?Q?Im?IX?0.57?0.708?1.278

66、满载时电势标幺值

?KE?1??L?1?(I1?pR1??I1?QX?1)?1?(1.17?0.099?1.278?0.068)?0.797

'而开始假设KE?1??L?0.91 误差'KE?KE0.91?0.797??12.4%??0.5% 'KE0.91'KE?KE0.797?0.91K?KE??0.797??0.8 重新计算第22~66项

88''E中有关各项：

'22、E1?(1??L)UN??0.80?380?307.8V

23、??E1307.8??0.00567Wb

4KNmKdp1fN14?1.11?0.97?50?252Fs?1.486?0.00567??1.30T Ht1?8.90A/cm At16494.58?10?6Fs?1.486?0.00567??1.28T Ht2?8.36A/cm ?6At26649.34?1028、Bt1?29、Bt2?30、Bj1?31、Bj2?32、B??1?10.00567 ??1.05T Hj1?4.33A/cm2Aj122696.67?10?61?10.00567??0.57T Hj2?1.74 A/cm?62Aj224984.65?10Fs?1.486?0.00567??0.60T A?13995.22?10?636、Ft1?Ht1Lt1?8.9?12.97?10?1?11.54A Ft2?Ht2Lt2?8.36?20??110? A.721637、 Fj1?Cj1Hj1L'j1?0.68?4.33?50.82?10?3?0.15A

Fj2?Cj2Hj2L'j2?0.22?1.74?20.19?10?3?0.008A

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