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签到天数: 5 天 连续签到: 2 天 [LV.2]偶尔看看I
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发表于 2011-4-7 13:57
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来自: 中国广西北海
FULL-LOAD DATA
Induced Voltage per Unit with PF=0: 1.05531
Exciting Current with PF=0 (A): 387.578
D-Axis Ampere Turns with PF=0 (A.T): 7840.98
Exciting Current at Rated
Short-Circuit Current (A): 163.55
Power Factor Angle (degree): 36.8205
Power Angle (degree): 21.2061
Induced Voltage per Unit: 1.03751
Total Exciting Ampere Turns (A.T): 15515.5
Armature Reactive Ampere Turns (A.T): 9432.13
D-Axis Armature Ampere Turns (A.T): 6651.46
Q-Axis Armature Ampere Turns (A.T): 2486.74
Phase Voltage (V): 3637.31
Phase Current (A): 572.768
Armature Thermal Load (A^2/mm^3): 1414.04
Specific Electric Loading (A/mm): 460.592
Armature Current Density (A/mm^2): 3.07005
Exciting Current (A): 307.237
Exciting Current Density (A/mm^2): 2.57208
Exciting Voltage (V): 70.9758
Iron-Core Loss (W): 29897.6
Frictional and Windage Loss (W): 8220
Additional Loss (W): 31250
Armature Copper Loss (W): 27562.3
Field Copper Loss (W): 21806.4
Exciter Loss (W): 2422.93
Total Loss (W): 121159
Input Power (kW): 5124.39
Output Power (kW): 5003.23
Efficiency (%): 97.6356
Shaft Torque (N.m): 81557.2
Apparent Power (kVA): 6250
Power Factor: 0.800517
TRANSIENT PARAMETERS & TIME CONSTANTS
D-axis Transient Reactance (ohm): 1.3247
Field Leakage Reactance (ohm): 1.13808
Negative-Sequence Reactance (ohm): 2.03449
Zero-Sequence Reactance (ohm): 0.351203
D-axis Transient Reactance per Unit: 0.208601
Field Leakage Reactance per Unit: 0.179214
Negative-Sequence Reactance per Unit: 0.320372
Zero-Sequence Reactance per Unit: 0.0553041
Field Winding Time Constant
with Open-Circuit Armature (s): 4.42366
D-axis Transient Time Constant (s): 0.827368
Armature Time Constant (s): 0.231243
WINDING ARRANGEMENT
The 3-phase, 2-layer winding can be arranged in 144 slots as below:
AAAAAZZZZZBBBBBXXXXXCCCCYYYYYAAAAAZZZZZBBBBBXXXXCCCCCYYYYYAAAAAZZZZZBBBB
XXXXXCCCCCYYYYYAAAAAZZZZBBBBBXXXXXCCCCCYYYYYAAAAZZZZZBBBBBXXXXXCCCCCYYYY
Angle per slot (elec. degrees): 12.5
Phase-A axis (elec. degrees): 91.25
First slot center (elec. degrees): 0
The field winding can be arranged as below:
Turns Width Thickness
1th section: 56.0 40.00 3.00
Maximum number of turns per pole is: 56
TRANSIENT FEA INPUT DATA
For Armature Winding:
Number of Turns: 144
Parallel Branches: 2
Terminal Resistance (ohm): 0.0280051
End Leakage Inductance (H): 0.000380812
For Pole Winding:
Number of Turns: 505
Parallel Branches: 1
Terminal Resistance (ohm): 0.231013
End Leakage Inductance (H): 0.0152359
2D Equivalent Value:
Equivalent Model Depth (mm): 825.502
Equivalent Stator Stacking Factor: 0.794062
Equivalent Rotor Stacking Factor: 0.978192
Estimated Rotor Inertia (kg m^2): 5309.58 |
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