电机原理及拖动的答案

1、解：IN N P1N PN Np解：IN N P1N PN NpP1 PN 14301100UN 解： ffIa IN If 69.61.5371.13(EaUNIaRa 23071.130.128 I2R 71.1320.128 a PMEaIa 239.171.13P 16P N1NIaIN IfN 40.60.68339.92( PM EaIa 211.539.92a I2R 39.9220.213pfIfNUN 2200.683P1UNIN22040.6 po PM PN 8443.17.5103 1129T 9550PM 95508443.1/1000 26.88(NNnN9550P

2、N 2nNToTN T2N 26.8823.883(NPT 9550 o或onNPN T 9550PM 95508443.1/1000 26.88(NNnN9550PN 2nNToTN T2N 26.8823.883(NPT 9550 o或onNPN NUNIN IfN 245 52505(UN IaNRa 110250.5Ce nN EaNUN IaNRa 110250.50.02Ea UN IaNRa 110250.50.02105 n Ea：n Ia Ea EaN UN INRa 110131U Ea INRa 97131INIfN2555250(UN IaNCe n50N C 30CT

3、 e T9550PN 1833.6(N 2nN2130 （2）TN CTNIaN 8.032250 2008(N（3）ToTNT2N 20081833.6174.4(N（4）n oCe T（2）TN CTNIaN 8.032250 2008(N（3）ToTNT2N 20081833.6174.4(N（4）n oCe T 5230.078174.4CCC oo2e e T 或者：C T UN IaoRa 44021.710.078 oCe P1UNIN 22081.71794 8 2.48(IfIN IfN 81.72.4879.22( I2 R 79.222 0.1aN pf I2 R 2.4

4、8288.8fN pP1PN 17974 15278 pmpFeppcupf 2696627.6546PMPNpmpFe（1）9550PN 955(N2nN（2）IaNINIfN1914187(UNIaNRa 4401870.082PM EaN424.7187 3133 T 9550PM 955079.4191011.3(NNnN 424.7（3）Ce nNn oCe （4）To TNTT 9550PM 955079.4191011.3(NNnN 424.7（3）Ce nNn oCe （4）To TNT2N 1011.395556.3(NC 9.55T e UN IaoRa 44010.420

5、.082 oCe IN IfN 912.588.5(UN IaNRa 22088.50.074Ce nNn UN IaRa 220500.0744135 U I P 1 22030560 N I22N Ce nNn Coe TN9.55CeNIaN 9.550.2084305607(NU I P 1 22030560 N I22N Ce nNn Coe TN9.55CeNIaN 9.550.2084305607(N （2）T0.75TN Ia 0.75IaNTN607N.m）nUN IaRa 2200.753050.038 或者： nT CCC 9.552e e T （3）I UNCeNn22

6、00.20841100 220 RNN0.5（1）n T 1055.76079.55(C Ne 过（n0 ，0（529，607）两点画直2（2）n T 1055.76079.55(C Ne 过（n0 ，0（1052，607）两点画直UN2RNIN 22020.72305Ce （3）n0.5UN 0.5n 0.51055.7C00e nT 5286079.55(C Ne 5328 过（n0，0（472，607）两点（4）n0.5C0e nT 2111.36079.55(0.5C N9.55(0.5 e 过（n0，0（472，607）两点（4）n0.5C0e nT 2111.36079.55(0.

7、5C N9.55(0.5 e 过（n0，0（1889，607）R1 285.2100.2(A)1.1I 93.72( I2NRST1Ra 1.70.129RST2 RST1 1.70.219rst1 (1)Ra (1.71)0.129rst2 rst1 1.70.091rst3rst21.70.153UN IaNRa 220410.376（1）Ce nNU 1800.136150063.83(A) IaRaT 9.55CeNIa 9.550.136(63.83) 82.9(NIaNCe（2）n180410.376 CT 9.55eT CT Ia 6332 9.55C nT CCC 0.8C9.

8、55(0.8C Ne N 2ee e e 0.376I0.8C0.8 C20.80.82e e 或者：TCT Ia TN CTNI N N 4151.25(A) a9.55C nT CCC 0.8C9.55(0.8C Ne N 2ee e e 0.376I0.8C0.8 C20.80.82e e 或者：TCT Ia TN CTNI N N 4151.25(A) aNIaRa 22051.25n0.8,Ia 51.25AIN n1845rpmnN UN IaNRa 22068.70.224（1）Ce nNn oCe no(1)1613(10.3)（2）D UN R（3）caIN（4）P1UNIN

9、 22068.715114(W)忽略To，TN9550PN 82.77(N2nN 82.771129 P2aN I2 R 68.72 0.737 （1）nN no nN 16131500 no7333 nmin nominnN 376.7113（2）D nmax CeNno376.70.1364 （4）P1UminIN 51.468.7忽略nmin nominnN 376.7113（2）D nmax CeNno376.70.1364 （4）P1UminIN 51.468.7忽略，则有：T2NTN 82.77N82.77263.7 P2UN IaNRa 440760.376Ce nNn oCe

10、nN no nN 1070.61000 70.6nonmin nominnN 25070.6CeC 1070.60.411Cee oTCTIa 9.55CeIa 9.550.293576213(N9550PN 9550T （3）D UN IaNRa 11035.20.35 Ce nNCeNnN UNIaNRa 11035.20.358335 U R 097.680.35（1）ca2IaU R 11097.680.35（2）ca2IaU CeNn 0IR R TU R 097.680.35（1）ca2IaU R 11097.680.35（2）ca2IaU CeNn 0IR R TCTNIan U

11、CeNn 1100 37.29(R T CTNIaf 9.550.13(37.29) 46.3(NIa IN （4）T UC R e RcaIa他励机U R 22000.195RcaIaIaN IN TLUN IaNRa 440760.377Ce nN RcaIU C 00.411(500) 0.377 2.33 e RRcaIaUCeNnN00.4111000 IaR 0.3771.8IN1.876136.8(Ia 9I Iaa TLTL1TL20.8TN1.2TN Ia0.4IN0.47630.4(I Iaa TLTL1TL20.8TN1.2TN Ia0.4IN0.47630.4( Ia(

12、Ra Rc) 440(30.4)(0.3770.5) n（1）nUIaRa 440600.377 1125.6(r/TCTNIa 9.55CeNIa 9.550.41160235.5(NP1UIa 44060 （2）caIaP1UNIa 44060a I2R 60212.78（3）RUN CeNnR 00.411(300)0.377caIaa I2R 6021.678Ea UN IaRa 4400.8IN0.377 U 400417IaRaTC 9.55C 9.550.411(45) 176.63(NIIaaT e 电 （2）n（1）EaNUN IaNRa 22022.30.91U 电 （2）

13、n（1）EaNUN IaNRa 22022.30.91U IaR 0.91 Ce NT C 9.55C9.550.1997(42.35)80.77(NIIT N e N （2）n0 时，Ea0 U IaR 0.91T C 9.55C9.550.1997(22.2)42.34(NIIT N e N 电ZZIIIoI 4-12 U1N U1N I2 U1 Io(ZmI ZmII) Io(ZmI 2ZmI) 3Io1IoZmI 3 I 1 o 133I 2U 4402o 133 U 293Uk2U1N U1N I2 U1 Io(ZmI ZmII) Io(ZmI 2ZmI) 3Io1IoZmI 3 I

14、 1 o 133I 2U 4402o 133 U 293Uk24.44fN 1 o1N1 220 N N 3kN 1212234.444.44fN 4.44fN 1 2 1 2 oo4.44 13 2因为磁通不变，所以磁势不变，I N I(N N )N Io 1 oo2314.44fN 4.44fN 4.44fN 1 2 1 2 oo4.44 11因为磁通不变，所以磁势不变，I N I(N N )N Io 1 oo2k U2 U2mI44-13 po rmIZ k2Z 26.329.62mmr k2r 26.320.705mmxm Z2 r2 66542487.62 450Zkkr 4100

15、kIkXk Zpo rmIZ k2Z 26.329.62mmr k2r 26.320.705mmxm Z2 r2 66542487.62 450Zkkr 4100 kIkXk Z2r2 22.5210.252 234.57510.25k75oZr X2 12.22 202 kk75o （1）k 230 U2 r r rr k2r 0.3220.052x x x x k2x 0.8220.12Zk r2X2 0.52 1.22 （2）rrr r /k2 r 0.3/220.052x xx x /k2 x 0.8/22 0.12Z r2 X2 0.12520.32 kkk3 1（3）I1N 13.

16、044(U26.0I22U22Zr*k4kZZ* k2r* 0.028*kkZX* 0.068 kk2Z* 0.074*kkZ2(4)UkN I1NZk 13.0441.3U 0.074ZkZZ* k2r* 0.028*kkZX* 0.068 kk2Z* 0.074*kkZ2(4)UkN I1NZk 13.0441.3U 0.074ZkU U% cos x sin )1(0.028100.028*k2cos2 U%(r cos x sin )1(0.0280.80.0680.60.0632*k2 U% cos x sin )1(0.0280.80.0680.60.0184*k2k 10/ 0.

17、4/ （1）Y, U2U2N 3 4003 mIrm3I34Z k2Z r k2r mmmmxm Z2 r2 43.3(3U1N 3 440/ ZkIr k3I3Xk Z2r2 5.8672 1.9382 Z k2Z r k2r mmmmxm Z2 r2 43.3(3U1N 3 440/ ZkIr k3I3Xk Z2r2 5.8672 1.9382 234.5751.938234.5k75o X2 2.35725.5382 rk75o k3I2 343.32 2.357 13257(w) 1 12.357r r 22 15.5382U10103 / （2）Ir Zk Z U (rcos x s

18、in )1(0.01770.80.04150.6)0.0391*2 1750S N cos2 2 pkN 17500.81213.26b）cos21 sin2 0U rcos 10.017710.017721S N cos2 2 pkN 1750112 13.26 1S N cos2 2 pkN 1750112 13.26 U (rcos x sin 1(0.01770.80.04150.6)0.010741.074% 效率与*2cos2 0.8 1750S N cos2 2 pkN 17500.81213.26p02S N cos2 po 2118000.86.612 mp22 cos 20

19、.55818000.8 2o44k 220 I111/I12I2I1k 220 I111/I12I2I136.36(SI1U2 163.64180槽距角200 00 400 200 200每极每相槽数sinsin3 0.9598kp1 qsin22元件电势Eq qEykp1 3400.9598Z1 2pm554p360o 2q Z 24Zsinsin3k siny1 90o10.9622q2a1E1 4.44p360o 2q Z 24Zsinsin3k siny1 90o10.9622q2a1E1 4.44f1N1kw1 4.4450600.960.172sin y900 sin7900 9p

20、3600 2q23sinsin3kp1 0.9598qsin22kw1 ky1kp1 0.93970.959860503.08数p60n 1n1 n1nN 1000sNn1 N3U I PN1N PM P 8.6103425210pcu2sPM 0.057965PmPMpcu2 7965398.25555n1（1）nN n1nN1000SNn1（2）PmPNpmps 281.10P sP 0.0530.63pMcu1 1n1（1）nN n1nN1000SNn1（2）PmPNpmps 281.10P sP 0.0530.63pMcu1 1N（3）P1PMpcu1pFe30.632.2 P2 N1

21、（4）N3U NNPM P 10.7103 450200 pcu2sPM 0.02910050PmPMpcu2 10050291.45T9.55PM 9.551005063.985(Nn1 （1）nN n1nN 1500SNn1（2）PmPNpmps 100.2051S pPm1 1 S（3）T 955065.64(NNnNT 9550pm ps 95500.2051.346(NonN555T9550Pm 955010.20567(NU03 3803 Z0I0p0 26411 r 0230 x0 Z2r2 60.326.42 UK / 3 1003 ZkI7kr k3T9550Pm 95501

22、0.20567(NU03 3803 Z0I0p0 26411 r 0230 x0 Z2r2 60.326.42 UK / 3 1003 ZkI7kr k32Kxk Z2r2 8.2523.22 rr r 3.22x x 1x 17.6k22rmr0 r1 6.42xmx0 x1 603.8380/ 3n1nN1000957 （1）Nn1m 1（2）211r r21322 70.84(N2.082 (3.12r2 rm U （3）T 21N1(r 2)2 11s65219.42 33 33.335(Nm)2)2 (3.12mTNr（4） r22.082(3.12（1）T 9550PN 994.8

23、(NNnN（2）TmaxmTN 2.4994.8n1219.42 33 33.335(Nm)2)2 (3.12mTNr（4） r22.082(3.12（1）T 9550PN 994.8(NNnN（2）TmaxmTN 2.4994.8n1nN 750720（3）Nn1（4）s s ( 1)0.04(2.42.42 1)2m2T sm 0.183 0.04213（5）232n1nN 750717Nn1sNE2r232s s ( 1)0.044(3.15 3.152 1)2mr r20.1210.27mmr2 s N ( M N)2 10.27N 1 2TTLLNN66sBsAT 9550PN 21

24、3(NNnN23.15 2.52 T smB (2) s N ( M N)2 12.52N (N)2 1TTLLNNnc(1scsBsAT 9550PN 213(NNnN23.15 2.52 T smB (2) s N ( M N)2 12.52N (N)2 1TTLLNNnc(1sc)n1(10.284)(750)537(r/0.72132 537 P T C P2Pm(1sc)PM (10.284)8384.6pcu2PMPm8384.66003.4R12381.2r 0.122（3）转子串电阻前后TL 0.7TN 没有变据T CTmI2 cos2 ，CT 没有变、U1 不变故m 不变、c

25、os2 基本不变n1nN 15001460 SNn10.027399sNE2r232s s ( 1)0.027(2.82.82 1)2msn1n 1500500 (2.8TN) 10.670.8T 21 sNm2TTLLNNRc ( m 1)r2 1)0.05366N (N)2 mTTLL0.1462.8TN 12NNR (S1)r c2S20311.547(（1）P1 3INUN cosN 3203800.87 TN (N)2 mTTLL0.1462.8TN 12NNR (S1)r c2S20311.547(（1）P1 3INUN cosN 3203800.87 T 9550PN 95501

26、0.020866(NNnN（2）TstKTTN 降压起动时，设：U /k，则有T (U /k)2 T kNk2NTUTTNNU（3）Y/起动：I 1 1k 1720 46.6(I 3331T 1K T 11.4T 0.46T NN333（4）T 1T NN3k111k 72050(II Un1nN 750726Nn166 0.032285 r232s s ( 1)0.032(2.82.82 1)2m s N ( M N)2 10.173N 1 2TTLLNNsB 2sA 20.025r m 0.032285 r232s s ( 1)0.032(2.82.82 1)2m s N ( M N)2

27、10.173N 1 2TTLLNNsB 2sA 20.025r m r2R 0.0812.120.173mmr2T 9550PN 394.6(NNnN 22.8394.6 T 4.7 1.975B (2)s N ( M N)2 14.7N N) 12TTLLNNnc (1sc)n1 (10.68)(750)240(r/n1nN 750726（1）Nn12850.032E2232S S ( 1)0.032(2.82.82 1) 2m固有特性上TLTN(mTN )2 10.1733(2.8S 2.82 1) TTLLR (S 1)r SS RcS1 1)0.032 r1c221SSr1126 T

28、P P 30 TN2n2 N P p 7.95451.0511.2567(6.9045) Ppp1 S外串转子电阻的损耗 T P P 30 TN2n2 N P p 7.95451.0511.2567(6.9045) Ppp1 S外串转子电阻的损耗33.81.532.3（3）P 2n1nN 750720（1）Nn1E22130.04r232S S 1)0.04(2.42.42 1)2m起动时：sst Tst1.N(mTN )2 1 (mTN )2TTNN2.4 (2.4)21( m 1)r2 1)0.0224(2) sB2sA2sN 20.04ssBTTB mTN(mTN )2 11.962.4

29、(1S22NNR (Sm ( 1)0.02242Smn1nN1000960（1）Nn1662200.04E2232S S ( 1) 0.04(2.52.52 1) 2mT 9550PN 596.9(NNnN（1）T530Nm(mTN )2 10.1922.5596.9 (2.5)2 1S 2200.04E2232S S ( 1) 0.04(2.52.52 1) 2mT 9550PN 596.9(NNnN（1）T530Nm(mTN )2 10.1922.5596.9 (2.5)2 1S TTLLnA(1SA)n1(10.0352)1000965(r / （2） 摩擦转矩TTLTL1 530461.168.9(NT T 461.168.9392.2(NmTN(mTN )2 10.1922.5596.9(2.5)2 1 S BmLLnB (1SB)n1 (1(0.0257)(1000) 1025.7(r/（3）Cn1mTN(mTN )2 11.282.5596.9 (2.5596.9)2 1LLRc ( （4）T 461.1NS LD(mTN)2 112.5596.9) 1 2(LLRD1)r21)0.0261( 11（1）sin（2）11（1）sin（2）TT mEoNU1 s