序号名称公式单位一额定数据1额定功率P Nkw2相数m13额定线电压U N1V 额定相电压U NV4额定频率ƒHz5极对数p6额定效率η1N%7额定功率因数cosφ1N8额定相电流I NA9额定转速n Nr/min10额定转矩T NN.m11绝缘等级B级12绕组形式双层二主要尺寸13铁芯材料50W470硅钢片14转子磁路结构形式15气隙长度δcm16定子外径D1cm17定子内径D i1cm永磁同步电动机电磁计算程序以下公式中π取值为3.1418转子外径D2cm19转子内径D i2cm20定、转子铁心长度l1=l2cm21铁心计算长度la=l1cm铁心有效长度l effcm铁心叠压系数K fe净铁心长l Fecm22定子槽数Q1 23定子每级槽数Q p1 24极距τp 25定子槽形梨形槽b s0cmh s0cmb s1cmh s1cmh s2cmrcm26每槽导体数N s1 27并联支路数a1 28每相绕组串联导体数NΦ129绕组线规N11S11mm230槽满率根据N11S11=1.54mm2,线径取d1/d1i=1.4mm/1.46mm,并绕根数N1（1）槽面积s scm2槽楔厚度hcm(2)槽绝缘占面积s icm2h1scm绝缘厚度C icm（3）槽有效面积s ecm2(4)槽满率sf% N1三永磁体计算31永磁材料类型铷铁棚32永磁体结构矩形33极弧系数a p34主要计算弧长b1pcm35主要极弧系数a1p 36永磁体Br温度系数a Br永磁体剩余磁通密度B r20T温度t℃t=80℃时剩余磁通密度B rT37永磁体矫顽力H c20KA/m永磁体H c温度系数a Hct=80℃时矫顽力Hc KA/m 38永磁体相对回复磁导率u ru0H/m39最高工作温度下退磁曲线的拐点b k40永磁体宽度b mcm41永磁体磁化方向厚度h Mcm42永磁体轴向长度l Mcm43提供每级磁通的截面积S M cm2四磁路计算44定子齿距t1cm45定子斜槽宽b skcm46斜槽系数K sk147节距y48绕组系数K dp1(1)分布系数K d1α°q1(2)短距系数K p1β49气隙磁密波形系数K f50气隙磁通波形系数KΦ51气隙系数Kδ52空载漏磁系数σ053永磁体空载工作点假设值b1m054空载主磁通Φδ0W b55气隙磁密Bδ056气隙磁压降δ12cm直轴磁路FδA交轴磁路Fδq 57定子齿磁路计算长度h1t1 58定子齿宽b t159定子齿磁密B t10T60定子齿磁压降F t1A查第2章附录图2E-3得H t10A/cm61定子轭计算高度h1j1cm62定子轭磁路计算长度l1j1cm63定子轭磁密B j10T64定子轭磁压降F j1cm查第2章附录图2C-4得C1查第2章附录图2E-3得H j10A/cm65磁路齿饱和系数K t66每对极总磁压降ΣF adAΣF aqA67气隙主磁导ΛδH68磁导基值ΛbH69主磁导标幺值λδ70外磁路总磁导λ1H71漏磁导标幺值λσ72永磁体空载工作点b m073气隙磁密基波幅值Bδ1T74空载反电动势E0V五参数计算75线圈平均半匝长l zl BcmdcmτycmsinαcosαC s76双层线圈端部轴向投影长f dcm77定子直流电阻R1ΩρΩ.mm2/mS1mm2d1mm78漏抗系数C x79定子槽比漏磁导λS1查第2章附录2A-3得K u1K L１λu1λL 1与假设值误差小于1%,不用重复计算80定子槽漏抗X s181定子谐波漏抗X d1Ω查第2章附录2A-4得ΣS82定子端部漏抗X e1Ω83定子斜槽漏抗X sk1Ω84定子漏抗X1Ω85直轴电枢磁动势折算系数K ad 86交轴电枢磁动势折算系数K aqK q87直轴电枢反应电流X adΩE dVI1dAF adA f1adb madΦδadW b88直轴同步电抗X dΩ89交轴磁化曲线（X aq-Iq）计算六工作性能计算90转矩角θ°91假定交轴电流I1q A92交轴电枢反应电抗X aqΩ见P428页表10-1 Xaq-Iq曲线93交轴同步电抗X qΩ94输入功率P1kwSINθSIN2θCOSθ95直轴电流I d A96交轴电流I q A97功率因数cosφ°ψ°φ°98定子电流I1A99负载气隙磁通ΦδW bEδV 100负载气隙磁密BδT 101负载定子齿磁密B t1T 102负载转子磁密B j2T 103铜耗P cu1W 104鉄耗（1）定子轭重量G j1kg（2）定子齿重量G t1kg(3)单位铁耗查第2章附录2E-4得p t1w/kgp j1w/kg(4)定子齿损耗P t1W(5)定子轭损耗P j1W(6)总损耗P Fe Wk1k2105杂耗P sP sN kw106机械损耗P fw w107总损耗ΣP kw108输出功率P2kw109效率η%110工作特性见P430表10-2111失步转矩倍数K MT max112永磁体额定负载工作点b mNf1adN113电负荷A1A/cmλ1n114电密J1A/mm2115热负荷A1J1（A/cm）（A/mm2）116永磁体最大去磁工作点b mhf1adhI adh Alaobusi算例4.00003.0000360.0000207.846096926.50003.00000.89601.00007.15960155253072.07547170.052314.814.74.8191919.10.9518.053667.7453333330.350.080.680.091.060.443213841.539699259 .4mm/1.46mm,并绕根数N1=11.0449520.20.1572481.150.030.887704 76.8400277610.82 6.4511733330.832911-0.121.22801.13216923-0.12856.544 1.0523700751.26E-063.61.219136.81.290888889 1.678155556 0.9808257135 0.932879761 0.965960169302 0.965753860.8333333331.2300402670.9406348791.2448267171.30.87 0.010365012 0.8411970220.02 1101.610936 833.7137955 1.2966666670.6405444441.793880386233.490 2.576666667 5.344105556 1.114305729 12.980832390.71.735 1.211871535 1347.991769 1080.094628 7.68922E-06 1.50683E-065.1029296776.63380858 1.5308789030.869003789 %,不用重复计算1.034706209201.529426831.682915872327.2568888890.5490852490.8357663494.3414579342.3838305111.7158936780.02171.53861.48.21E-010.9608659780.870.9050.403328710.6744.69E-016.28E-010.02051.65E-015.31E-011.63E+00 0.812981515 0.3251926060.4 6.558622511 193.4528014 1.231451467 158.2920937 0.011846361 0.858709257 0.0099496178.19E+0026.656.312.19根据I1q查表10-1得1.38E+014.44E+000.4483284510.8014937140.8938688943.25E+006.34E+000.9999593942.72E+01-5.17E-017.1248912060.010084516196.07567680.8184327131.7453347461.084150606261.317264623.264103534.2097075396.22.17 26.10018674 50.48310465 166.21667622.52 19.806546740.0227.9841 0.4753245883.97E+008.93E+010.18536125713.360.8611346311.04E-02 176.61978556.643 4.630762516 817.884282 0.4683161174.61E-014.79E+01。