彭鸿才《电机原理与拖动》习题解答 1 第一章 直流电机原理 P41 1-3 解:31 41 06 0 .8 7 ( )2 3 0NNNPIAU 11 41 6 .3 7 ()0 .8 5 5NNPPKw P41 1-4 解:11 1 01 31 4 3 0 ()NNPU IW 311 .11 07 6 .9 2 %1 4 3 0NNPP 11 4 3 01 1 0 03 3 0 ()NpPPW P42 1-21 解: )(5 3.11 5 02 3 0ARUIfNf )(1 3.7 15 3.16.6 9AIIIfNa 2 3 07 1 .1 30 .1 2 82 3 9 .1 ()aNaaEUI RV )(6.6 4 71 2 8.01 3.7 122WRIpaacu )(1 7 0 0 71 3.7 11.2 3 9WIEPaaM )(5.1 8 7 1 38 5 5.01 01 631WPPNN P42 1 -2 9 解: )(9 2.3 96 8 3.06.4 0AIIIfNNa )(5.2 1 12 1 3.09 2.3 92 2 0VRIUEaaNa )(1.8 4 4 39 2.3 95.2 1 1WIEPaaM )(4.3 3 92 1 3.09 2.3 922WRIpaacu )(2 6.1 5 06 8 3.02 2 0WUIpNfNf )(8 9 3 26.4 02 2 01WIUPNN %9 7.8 38 9 3 21 05.731 PPN )(1.9 4 31 05.71.8 4 4 33WPPpNMo )(8 8.2 63 0 0 01 0 0 0/1.8 4 4 39 5 5 09 5 5 0mNnPTNMN 27 .59 5 5 09 5 5 02 3 .8 8 ()3 0 0 0NNNPTN mn 22 6 .8 82 3 .8 83 ()oNNTTTN m 彭鸿才《电机原理与拖动》习题解答 2 或者)(33 0 0 01 0 0 0/1.9 4 39 5 5 09 5 5 0mNnPTNoo P42 1 -3 0 解: )(5.2 4 51 1 02 7 0 0 0AUPINNN )(5.2 5 055.2 4 5AIIIfNNaN 1.01 1 5 00 2.05.2 5 01 1 0NaaNNNenRIUC rpmCRIUnNeaaNN1 0 5 01.00 2.05.2 5 01 1 0 或者:)(1 1 50 2.05.2 5 01 1 0VRIUEaaNNaN 1 1 02 5 0 .50 .0 21 0 5 ( )aNaNaEUIRV rpmEnEnnEnEaNNaaNaN1 0 5 01 1 51 1 5 01 0 5 P42 1 -3 1 解: )(8 411 39 7)(9 711 31 1 0VRIEUVRIUEEIInnnCEaNaaNNaNaaNaNNNNeaN P42 1 -3 2 解: )(2 5 0...