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发表于 2023-4-15 20:16
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Three-Phase Induction Machine Design
File: Setup1.res
GENERAL DATA
Given Output Power (kW): 650
Rated Voltage (V): 380
Winding Connection: Delta
Number of Poles: 2
Given Speed (rpm): 3564
Frequency (Hz): 60
Stray Loss (W): 13000
Frictional Loss (W): 0
Windage Loss (W): 0
Operation Mode: Motor
Type of Load: Constant Power
Operating Temperature (C): 75
STATOR DATA
Number of Stator Slots: 48
Outer Diameter of Stator (mm): 581.1
Inner Diameter of Stator (mm): 292.1
Type of Stator Slot: 2
Stator Slot
hs0 (mm): 2
hs1 (mm): 2
hs2 (mm): 40
bs0 (mm): 5
bs1 (mm): 10
bs2 (mm): 18
Top Tooth Width (mm): 9.64609
Bottom Tooth Width (mm): 6.89547
Length of Stator Core (mm): 500
Stacking Factor of Stator Core: 0.95
Type of Steel: D23_50
Number of lamination sectors 1
Press board thickness (mm): 0
Magnetic press board No
Number of Parallel Branches: 1
Number of Layers: 2
Winding Type: Whole Coiled
Coil Pitch: 10
Number of Conductors per Slot: 26
Number of Wires per Conductor: 1
Wire Diameter (mm): 4.115
Wire Wrap Thickness (mm): 0.06
Wedge Thickness (mm): 2
Slot Liner Thickness (mm): 0.3
Layer Insulation (mm): 0.3
Slot Area (mm^2): 712.235
Net Slot Area (mm^2): 644.612
Slot Fill Factor (%): 70.3053
Limited Slot Fill Factor (%): 75
Wire Resistivity (ohm.mm^2/m): 0.0217
Conductor Length Adjustment (mm): 265
End Length Correction Factor 1
End Leakage Reactance Correction Factor 1
ROTOR DATA
Number of Rotor Slots: 40
Air Gap (mm): 3.9
Inner Diameter of Rotor (mm): 126.7
Type of Rotor Slot: 2
Rotor Slot
hs0 (mm): 0.5
hs1 (mm): 2.3
hs2 (mm): 30
bs0 (mm): 1
bs1 (mm): 9
bs2 (mm): 3.6
Type of Rotor Bottom Slot: 2
Rotor Bottom Slot
hs0 (mm): 0.5
hs1 (mm): 2.3
hs2 (mm): 10
bs0 (mm): 1
bs1 (mm): 9
bs2 (mm): 3.6
Cast Rotor: Yes
Half Slot: No
Length of Rotor (mm): 500
Stacking Factor of Rotor Core: 0.95
Type of Steel: D23_50
Skew Width: 1
End Length of Bar (mm): 0
Height of End Ring (mm): 63.5
Width of End Ring (mm): 34
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
Magnetic Shaft: No
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): 7820
Rotor Core Steel Density (kg/m^3): 7820
Armature Copper Weight (kg): 190.941
Rotor Bar Material Weight (kg): 15.4537
Rotor Ring Material Weight (kg): 8.05052
Armature Core Steel Weight (kg): 609.222
Rotor Core Steel Weight (kg): 146.448
Total Net Weight (kg): 970.115
Armature Core Steel Consumption (kg): 1026.48
Rotor Core Steel Consumption (kg): 240.803
RATED-LOAD OPERATION
Note:
This motor cannot offer the given rated output power.
The following results are at the given rated speed.
Stator Resistance R1 (ohm): 0.877383
Stator Resistance at 20C (ohm): 0.721718
Stator Leakage Reactance X1 (ohm): 10.5306
Slot Leakage Reactance Xs1 (ohm): 2.47925
End Leakage Reactance Xe1 (ohm): 7.58759
Harmonic Leakage Reactance Xd1 (ohm): 0.463718
Rotor Resistance R2 (ohm): 0.460187
Rotor Leakage Reactance X2 (ohm): 4.99196
Resistance Corresponding to
Iron-Core Loss Rfe (ohm): 6118.79
Magnetizing Reactance Xm (ohm): 212.068
Stator Phase Current (A): 7.75338
Current Corresponding to
Iron-Core Loss (A): 0.0556768
Magnetizing Current (A): 1.60644
Rotor Phase Current (A): 7.35978
Copper Loss of Stator Winding (W): 158.232
Copper Loss of Rotor Winding (W): 74.78
Iron-Core Loss (W): 56.903
Frictional and Windage Loss (W): 0
Stray Loss (W): 148.064
Total Loss (W): 437.979
Input Power (kW): 7.8412
Output Power (kW): 7.40322
Mechanical Shaft Torque (N.m): 19.836
Efficiency (%): 94.4144
Power Factor: 0.870376
Rated Slip: 0.01
Rated Shaft Speed (rpm): 3564
NO-LOAD OPERATION
No-Load Stator Resistance (ohm): 0.877383
No-Load Stator Leakage Reactance (ohm): 10.5308
No-Load Rotor Resistance (ohm): 0.459891
No-Load Rotor Leakage Reactance (ohm): 4.99448
No-Load Stator Phase Current (A): 1.70815
No-Load Iron-Core Loss (W): 64.238
No-Load Input Power (W): 80.4314
No-Load Power Factor: 0.0412186
No-Load Slip: 9.76563e-06
No-Load Shaft Speed (rpm): 3599.96
BREAK-DOWN OPERATION
Break-Down Slip: 0.03
Break-Down Torque (N.m): 32.8819
Break-Down Torque Ratio: 1.65769
Break-Down Phase Current (A): 16.8379
LOCKED-ROTOR OPERATION
Locked-Rotor Torque (N.m): 4.01098
Locked-Rotor Phase Current (A): 25.992
Locked-Rotor Torque Ratio: 0.202207
Locked-Rotor Current Ratio: 3.35234
Locked-Rotor Stator Resistance (ohm): 0.877383
Locked-Rotor Stator
Leakage Reactance (ohm): 10.5299
Locked-Rotor Rotor Resistance (ohm): 0.775216
Locked-Rotor Rotor
Leakage Reactance (ohm): 4.07433
DETAILED DATA AT RATED OPERATION
Stator Slot Leakage Reactance (ohm): 2.47925
Stator End-Winding Leakage
Reactance (ohm): 7.58759
Stator Differential Leakage
Reactance (ohm): 0.463718
Rotor Slot Leakage Reactance (ohm): 3.0349
Rotor End-Winding Leakage
Reactance (ohm): 0.4463
Rotor Differential Leakage
Reactance (ohm): 1.29251
Skewing Leakage Reactance (ohm): 0.218256
Stator Winding Factor: 0.58174
Stator-Teeth Flux Density (Tesla): 0.176973
Rotor-Teeth Flux Density (Tesla): 0.131537
Lower-Part Rotor-Teeth
Flux Density (Tesla): 0.188305
Stator-Yoke Flux Density (Tesla): 0.117862
Rotor-Yoke Flux Density (Tesla): 0.368807
Air-Gap Flux Density (Tesla): 0.0720584
Stator-Teeth Ampere Turns (A.T): 2.74538
Rotor-Teeth Ampere Turns (A.T): 1.49269
Lower-Part Rotor-Teeth
Ampere Turns (A.T): 0.837796
Stator-Yoke Ampere Turns (A.T): 10.8781
Rotor-Yoke Ampere Turns (A.T): 10.9756
Air-Gap Ampere Turns (A.T): 240.421
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: 1.02111
Saturation Factor for Teeth & Yoke: 1.11201
Induced-Voltage Factor: 0.896512
Stator Current Density (A/mm^2): 0.582991
Specific Electric Loading (A/mm): 10.5445
Stator Thermal Load (A^2/mm^3): 6.14733
Rotor Bar Current Density (A/mm^2): 0.467597
Rotor Ring Current Density (A/mm^2): 0.394296
Half-Turn Length of
Stator Winding (mm): 1292.6
WINDING ARRANGEMENT
The 3-phase, 2-layer winding can be arranged in 24 slots as below:
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Angle per slot (elec. degrees): 7.5
Phase-A axis (elec. degrees): 63.75
First slot center (elec. degrees): 0
TRANSIENT FEA INPUT DATA
For one phase of the Stator Winding:
Number of Turns: 208
Parallel Branches: 1
Terminal Resistance (ohm): 0.877383
End Leakage Inductance (H): 0.0201267
For Rotor End Ring Between Two Bars of One Side:
Equivalent Ring Resistance (ohm): 3.47646e-07
Equivalent Ring Inductance (H): 4.93109e-09
2D Equivalent Value:
Equivalent Model Depth (mm): 500
Equivalent Stator Stacking Factor: 0.95
Equivalent Rotor Stacking Factor: 0.95
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