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Maxwell 3D中RM 里面的设计单。其中有些项目的英文意思不明白 请教各位!
Three-Phase Induction Motor Design
File: Setup1.res
GENERAL DATA
Given Output Power (kW): 5.5
Rated Voltage (V): 350
Winding Connection: Wye
Number of Poles: 4
Given Speed (rpm): 8999
Frequency (Hz): 300
Stray Loss (W): 55
Frictional Loss (W): 0
Wind Loss (W): 0
Type of Load: Constant Power
Operating Temperature (C): 75
STATOR DATA
Number of Stator Slots: 24
Outer Diameter of Stator (mm): 130
Inner Diameter of Stator (mm): 80
Type of Stator Slot: 2
Dimension of Stator Slot
hs0_stator (mm): 1
hs1_stator (mm): 1.5
hs2_stator (mm): 7
bs0_stator (mm): 2
bs1_stator (mm): 7
bs2_stator (mm): 8.8
Top Tooth Width (mm): 4.15135
Bottom Tooth Width (mm): 4.19411
Number of lamination sectors 1
Press board thickness (mm): 1
Magnetic press board No
Number of Conductors per Slot: 36
Number of Parallel Branches: 2
Number of Wires per Conductor: 18
Type of Coils: 21
Coil Pitch: 5
Wire Diameter (mm): 0.63
Wire Wrap Thickness (mm): 0.06
Slot Insulation Thickness (mm): 0
Top Free Space in Slot (%): 0
Bottom Free Space in Slot (%): 0
Conductor Length Adjustment (mm): 0
End Length Correction Factor 1
Limited Slot Fill Factor (%): 75
ROTOR DATA
Number of Rotor Slots: 28
Air Gap (mm): 0.3
Inner Diameter of Rotor (mm): 50
Type of Rotor Slot: 1
Dimension of Rotor Slot
hr0_top (mm): 2.5
hr01_top (mm): 0
hr2_top (mm): 1.8
br0_top (mm): 1.5
br1_top (mm): 5.2
br2_top (mm): 4.8
Cast Rotor: No
Half Slot: No
Skew Width: 1.11
End Length of Bar (mm): 0
Height of End Ring (mm): 14.7
Width of End Ring (mm): 10
Resistivity of Rotor Bar
at 75 Centigrade (ohm.mm^2/m): 0.0434783
Resistivity of Rotor Ring
at 75 Centigrade (ohm.mm^2/m): 0.0434783
MATERIAL CONSUMPTION
Armature Copper Density (kg/m^3): 8900
Rotor Bar Material Density (kg/m^3): 8900
Rotor Ring Material Density (kg/m^3): 8900
Armature Core Steel Density (kg/m^3): 7820
Rotor Core Steel Density (kg/m^3): 7820
Armature Copper Weight (kg): 4.83243
Rotor Bar Material Weight (kg): 0.901656
Rotor Ring Material Weight (kg): 0.490751
Armature Core Steel Weight (kg): 4.88649
Rotor Core Steel Weight (kg): 1.73348
Total Net Weight (kg): 12.8448
Armature Core Steel Consumption (kg): 10.3476
Rotor Core Steel Consumption (kg): 4.18233
RATED-LOAD OPERATION
Stator Resistance (ohm): 0.0311865
Stator Leakage Reactance (ohm): 1.3383
Rotor Resistance (ohm): 0.403602
Rotor Leakage Reactance (ohm): 2.7762
Resistance Corresponding to
Iron-Core Loss (ohm): 575.006
Magnetizing Reactance (ohm): 45.1809
Stator Phase Current (A): 11.4839
Current Corresponding to
Iron-Core Loss (A): 0.336979
Magnetizing Current (A): 4.28864
Rotor Phase Current (A): 9.75547
Copper Loss of Stator Winding (W): 12.3387
Copper Loss of Rotor Winding (W): 115.231
Iron-Core Loss (W): 195.884
Frictional and Wind Loss (W): 0
Stray Loss (W): 55
Total Loss (W): 378.454
Input Power (kW): 5.87835
Output Power (kW): 5.4999
Mechanical Shaft Torque (N.m): 5.95784
Efficiency (%): 93.5619
Power Factor: 0.836476
Rated Slip: 0.0205216
Rated Shaft Speed (rpm): 8815.31
NO-LOAD OPERATION
No-Load Stator Resistance (ohm): 0.0311865
No-Load Stator Leakage Reactance (ohm): 1.34384
No-Load Rotor Resistance (ohm): 0.403592
No-Load Rotor Leakage Reactance (ohm): 2.79622
No-Load Stator Phase Current (A): 4.35668
No-Load Iron-Core Loss (W): 200.89
No-Load Input Power (W): 259.1
No-Load Power Factor: 0.0772785
No-Load Slip: 5.01015e-006
No-Load Shaft Speed (rpm): 8999.95
BREAK-DOWN OPERATION
Break-Down Slip: 0.2
Break-Down Torque (N.m): 19.3412
Break-Down Torque Ratio: 3.24634
Break-Down Phase Current (A): 57.3746
LOCKED-ROTOR OPERATION
Locked-Rotor Torque (N.m): 8.8059
Locked-Rotor Phase Current (A): 83.2864
Locked-Rotor Torque Ratio: 1.47804
Locked-Rotor Current Ratio: 7.25242
Locked-Rotor Stator Resistance (ohm): 0.0311865
Locked-Rotor Stator
Leakage Reactance (ohm): 0.91564
Locked-Rotor Rotor Resistance (ohm): 0.426722
Locked-Rotor Rotor
Leakage Reactance (ohm): 1.51929
DETAILED DATA AT RATED OPERATION
Stator Slot Leakage Reactance (ohm): 0.759326
Stator End-Winding Leakage
Reactance (ohm): -0.00149539
Stator Differential Leakage
Reactance (ohm): 0.580477
Rotor Slot Leakage Reactance (ohm): 1.36862
Rotor End-Winding Leakage
Reactance (ohm): 0.0431742
Rotor Differential Leakage
Reactance (ohm): 0.893815
Skewing Leakage Reactance (ohm): 0.470609
Slot Fill Factor (%): 359.947
**** Warning - Result is Unfeasable ****
Stator Winding Factor: 0.933013
Stator-Teeth Flux Density (Tesla): 1.24841
Rotor-Teeth Flux Density (Tesla): 1.68374
Stator-Yoke Flux Density (Tesla): 0.840071
Rotor-Yoke Flux Density (Tesla): 0.331147
Air-Gap Flux Density (Tesla): 0.469209
Stator-Teeth Ampere Turns (A.T): 6.96317
Rotor-Teeth Ampere Turns (A.T): 26.0823
Stator-Yoke Ampere Turns (A.T): 8.31022
Rotor-Yoke Ampere Turns (A.T): 0.976178
Air-Gap Ampere Turns (A.T): 145.258
Correction Factor for Magnetic
Circuit Length of Stator Yoke: 0.7
Correction Factor for Magnetic
Circuit Length of Rotor Yoke: 0.7
Saturation Factor for Teeth: 1.22749
Saturation Factor for Teeth & Yoke: 1.29143
Induced-Voltage Factor: 0.958887
Stator Current Density (A/mm^2): 1.02333
Specific Electric Loading (A/mm): 19.7394
Stator Thermal Load (A^2/mm^3): 20.2001
Rotor Bar Current Density (A/mm^2): 5.27648
Rotor Ring Current Density (A/mm^2): 2.14656
Half-Turn Length of
Stator Winding (mm): 112
WINDING ARRANGEMENT
The 3-phase, 2-layer winding can be arranged in 6 slots as below:
AAZZBB
Angle per slot (elec. degrees): 30
Phase-A axis (elec. degrees): 90
First slot center (elec. degrees): 0
TRANSIENT FEA INPUT DATA
For one phase of the Stator Winding:
Number of Turns: 144
Parallel Branches: 2
Terminal Resistance (ohm): 0.0311865
End Leakage Inductance (H): -7.93331e-007
For Rotor End Ring Between Two Bars of One Side:
Equivalent Ring Resistance (ohm): 2.20943e-006
Equivalent Ring Inductance (H): 6.49238e-009
2D Equivalent Value:
Equivalent Model Depth (mm): 110
Equivalent Stator Stacking Factor: 0.95
Equivalent Rotor Stacking Factor: 0.967273
Estimated Rotor Inertial Moment (kg m^2): 0.00340875 |
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