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单相与3相异步电动机 请教 实例在附件里面

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发表于 2010-7-21 17:58 | 显示全部楼层 |阅读模式

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大家好,根据资料,我做了一个单相与3相电机的实例

最大的问题 是3相电机里面,转距与效率与我的有很大差异

资料上面RMXPRT 版本是V10的(MAXWELL 3d+RMxprt一体的)
,我的是V5。0的 然后用2D  模型打开的

资料上面的计算结果如下

MATERIAL CONSUMPTION
Armature Copper Density (kg/m^3): 8900
Rotor Bar Material Density (kg/m^3): 2689
Rotor Ring Material Density (kg/m^3): 2689
Armature Core Steel Density (kg/m^3): 7872
Rotor Core Steel Density (kg/m^3): 7872
Armature Copper Weight (kg): 1.26815
Rotor Bar Material Weight (kg): 0.132043
Rotor Ring Material Weight (kg): 0.0754214
Armature Core Steel Weight (kg): 4.64333
Rotor Core Steel Weight (kg): 1.37199
Total Net Weight (kg): 7.49093
Armature Core Steel Consumption (kg): 8.2817
Rotor Core Steel Consumption (kg): 1.98525
RATED-LOAD OPERATION
Stator Resistance (ohm): 5.29389
Stator Leakage Reactance (ohm): 4.12046
Rotor Resistance (ohm): 5.64127
Rotor Leakage Reactance (ohm): 7.09699
Resistance Corresponding to
Iron-Core Loss (ohm): 1.54988e+008
Magnetizing Reactance (ohm): 170.223
Stator Phase Current (A): 2.36588
Current Corresponding to
Iron-Core Loss (A): 1.31334e-006
Magnetizing Current (A): 1.1958
Rotor Phase Current (A): 1.9613
Copper Loss of Stator Winding (W): 88.896
Copper Loss of Rotor Winding (W): 65.1009
Iron-Core Loss (W):0.000802
Frictional and Wind Loss (W): 29.7178
Stray Loss (W): 22
Total Loss (W): 205.716
Input Power (kW): 1.30578
Output Power (kW):1.10006
Mechanical Shaft Torque (N.m): 3.70337
Efficiency (%): 84.2457
Power Factor: 0.824426
Rated Slip: 0.0544833
Rated Shaft Speed (rpm): 2836.55
NO-LOAD OPERATION
No-Load Stator Resistance (ohm): 5.29389
No-Load Stator Leakage Reactance (ohm):4.12296
No-Load Rotor Resistance (ohm): 5.64115
No-Load Rotor Leakage Reactance (ohm): 17.8122
No-Load Stator Phase Current (A): 1.25755
No-Load Iron-Core Loss (W): 0.000885155
No-Load Input Power (W): 80.2731
No-Load Power Factor: 0.0704044
No-Load Slip: 0.00136341
No-Load Shaft Speed (rpm): 2995.91
BREAK-DOWN OPERATION
Break-Down Slip: 0.7
Break-Down Torque (N.m):15.4642
Break-Down Torque Ratio: 4.1757
Break-Down Phase Current (A): 14.4801
LOCKED-ROTOR OPERATION
Locked-Rotor Torque (N.m): 14.8493
Locked-Rotor Phase Current (A): 16.8985
Locked-Rotor Torque Ratio: 4.00966
Locked-Rotor Current Ratio: 7.14257
Locked-Rotor Stator Resistance (ohm):5.29389
Locked-Rotor Stator
Leakage Reactance (ohm): 3.85183
Locked-Rotor Rotor Resistance (ohm): 5.68395
Locked-Rotor Rotor
Leakage Reactance (ohm): 3.30024



我计算的结果如下:
      MATERIAL CONSUMPTION
Armature Copper Density (kg/m^3):   8900
Rotor Bar Material Density (kg/m^3):   2700
Rotor Ring Material Density (kg/m^3):   2700
Armature Core Steel Density (kg/m^3):   7872
Rotor Core Steel Density (kg/m^3):   7872
Armature Copper Weight (kg):   0.15261
Rotor Bar Material Weight (kg):   0.132583
Rotor Ring Material Weight (kg):   0.07573
Armature Core Steel Weight (kg):   4.64333
Rotor Core Steel Weight (kg):   1.37199
Total Net Weight (kg):   6.37625
Armature Core Steel Consumption (kg):   8.2817
Rotor Core Steel Consumption (kg):   1.98525
     RATED-LOAD OPERATION
Stator Resistance (ohm): 6.37073
Stator Leakage Reactance (ohm): 5.4195
Rotor Resistance (ohm): 9.30362
Rotor Leakage Reactance (ohm): 12.3143
Resistance Corresponding to
  Iron-Core Loss (ohm): 106539
Magnetizing Reactance (ohm): 270.627
Stator Phase Current (A): 2.29324
Current Corresponding to
  Iron-Core Loss (A): 0.00188439
Magnetizing Current (A): 0.741834
Rotor Phase Current (A): 2.07575
Copper Loss of Stator Winding (W): 100.51
Copper Loss of Rotor Winding (W): 120.261
Iron-Core Loss (W): 1.13493
Friction & Wind Loss (W): 15
Stray Loss (W): 0
Input Power (kW): 1.34165
Output Power (kW): 1.10475
Mechanical Shaft Torque (N.m): 3.89933
Efficiency (%): 82.3423
Power Factor: 0.888889
Rated Slip: 0.0969836
Rated Shaft Speed (rpm): 2709.05
     NO-LOAD OPERATION
No-Load Stator Resistance (ohm): 6.37073
No-Load Stator Leakage Reactance (ohm): 5.42386
No-Load Rotor Resistance (ohm): 9.30338
No-Load Rotor Leakage Reactance (ohm): 29.9346
No-Load Stator Phase Current (A): 0.794448
No-Load Iron-Core Loss (W): 1.30007
No-Load Input Power (W): 28.3442
No-Load Power Factor: 0.0542069
No-Load Slip: 0.0010063
No-Load Shaft Speed (rpm): 2996.98
     BREAK-DOWN OPERATION
Break-Down Slip: 0.8
Break-Down Torque (N.m): 11.892
Break-Down Torque Ratio: 3.04975
Break-Down Phase Current (A): 10.5746
     LOCKED-ROTOR OPERATION
Locked-Rotor Torque (N.m): 11.7934
Locked-Rotor Phase Current (A): 11.7533
Locked-Rotor Torque Ratio: 3.02446
Locked-Rotor Current Ratio: 5.12521
Locked-Rotor Stator Resistance (ohm): 6.37073
Locked-Rotor Stator
  Leakage Reactance (ohm): 5.32559
Locked-Rotor Rotor Resistance (ohm): 9.32941
Locked-Rotor Rotor
  Leakage Reactance (ohm): 5.08965

dx1.pjt.rar

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SX1.pjt.rar

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Y80-2-1.pjt.rar

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 楼主| 发表于 2010-7-21 18:04 | 显示全部楼层
因2D 模型有点大,现在传上来了

dx1_2d.pjt.part01.rar

976.56 KB, 下载次数: 4, 下载积分: 西莫币 -1

dx1_2d.pjt.part02.rar

976.56 KB, 下载次数: 4, 下载积分: 西莫币 -1

dx1_2d.pjt.part03.rar

227.5 KB, 下载次数: 6, 下载积分: 西莫币 -1

西莫电机论坛微信公众平台正式上线!★详情请点击★ 西莫电机论坛会员交流专用群欢迎您西莫电机论坛加群请注明论坛用户名及所从事专业,否则不予通过
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