Ansoft EM专题讨论（三）——异步启动永磁同步电机设计

kem1234

为什么我的计算结果会是这样
    LINE-START PERMANENT-MAGNET SYNCHRONOUS MOTOR DESIGN

                      File: Setup1.res


     GENERAL DATA

Rated Output Power (kW):        3
Rated Voltage (V):        380
Number of Poles:        4
Frequency (Hz):        48
Frictional and Windage Loss (W):        149.084
Winding Connection:        Wye
Operating Temperature (C):        75


     STATOR DATA

Outer Diameter of Stator (mm):          260
Inner Diameter of Stator (mm):          170

Number of Stator Slots:        36
Skew Width (Slots):        1
Type of Stator Slot:        2
Stator Slot       
            hs0 (mm):          0.8
            hs1 (mm):          1.13
            hs2 (mm):          14.07
            bs0 (mm):          3.8
            bs1 (mm):          7.7
            bs2 (mm):          10.2
Top Tooth Width (mm):          7.4785
Bottom Tooth Width (mm):          7.44057

Length of Stator Core (mm):          190
Stacking Factor of Stator Core:        0.97
Type of Steel:        WW600
Slot Insulation Thickness (mm):          0.35
Layer Insulation Thickness (mm):          0
End Length Adjustment (mm):          10
Number of Parallel Branches:        1
Number of Conductors per Slot:        13
Winding Type:        10
Average Coil Pitch:        7.66667
Number of Wires per Conductor:        5
Wire Diameter (mm):          1.222
Wire Wrap Thickness (mm):          0.08
Slot Area (mm^2):        176.32
Net Slot Area (mm^2):        145.897
Limited Slot Fill Factor (%):        80
Stator Slot Fill Factor (%):        75.5245
Coil Half-Turn Length (mm):          375.368


     ROTOR DATA

Air Gap (mm):          0.65
Inner Diameter of Rotor (mm):          60
Length of Rotor (mm):          190
Stacking Factor of Rotor Core:        0.97
Type of Steel:        WW600
Type of Rotor:        7
Magnet Duct Dimensions
            D1 (mm):          136
            O1 (mm):          42
            O2 (mm):          28
            Rib (mm):          8
Magnet Type:        nn30uh
Magnet Thickness (mm):          5.3
Total Magnet Width (mm):          92
Mechanical Pole Embrace:        0.859905
Electrical Pole Embrace:        0.878632
Magnetic Shaft:        Yes


     PERMANENT MAGNET DATA

Residual Flux Density (Tesla):        1.1
Coercive Force (kA/m):        810
Maximum Energy Density (kJ/m^3):        228
Relative Recoil Permeability:        1.0558
Demagnetized Flux Density (Tesla):        0.568755
Recoil Residual Flux Density (Tesla):        1.10001
Recoil Coercive Force (kA/m):        829.123


     DAMPER DATA

Damper Slots per Pole:        8
Type of Damper Slot:        3
Damper Slot       
            hs0 (mm):          0.8
            hs01 (mm):          0.01
            hs1 (mm):          1.27
            hs2 (mm):          13.73
            bs0 (mm):          2
            bs1 (mm):          6.4
            bs2 (mm):          5.5
            rs (mm):          0

End Length of Damper Bars (mm):          0
End Ring Width (mm):          12.5
End Ring Height (mm):          16
Resistivity of Damper Bars       
  at 75 Centigrade (ohm.mm^2/m):        0.0434028
Resistivity of Damper Rings       
  at 75 Centigrade (ohm.mm^2/m):        0.0434028

     MATERIAL CONSUMPTION

Armature Copper Density (kg/m^3):          8900
Rotor Damper Bar Density (kg/m^3):          2750
Rotor Damper Ring Density (kg/m^3):          2750
Permanent Magnet Density (kg/m^3):          7.3
Armature Core Steel Density (kg/m^3):          7750
Rotor Core Steel Density (kg/m^3):          7750

Armature Copper Weight (kg):          9.16845
Damper Bar Material Weight (kg):          1.44707
Damper Ring Material Weight (kg):          0.522164
Permanent Magnet Weight (kg):          0.0027052
Armature Core Steel Weight (kg):          34.3475
Rotor Core Steel Weight (kg):          21.1052
Total Net Weight (kg):          66.5931

Armature Core Steel Consumption (kg):          66.3757
Rotor Core Steel Consumption (kg):          32.4201


     STEADY STATE PARAMETERS

Stator Winding Factor:        0.959795
D-Axis Reactive Reactance Xad (ohm):        15.7624
Q-Axis Reactive Reactance Xaq (ohm):        19.8804
D-Axis Reactance X1+Xad (ohm):        16.1704
Q-Axis Reactance X1+Xaq (ohm):        20.2884
Armature Leakage Reactance X1 (ohm):        0.407971
Armature Phase Resistance R1 (ohm):        0.21669
Armature Phase Resistance at 20C (ohm):        0.178245


     NO-LOAD MAGNETIC DATA

Stator-Teeth Flux Density (Tesla):        0.460608
Stator-Yoke Flux Density (Tesla):        0.530666
Rotor-Teeth Flux Density (Tesla):        0.437708
Rotor-Yoke Flux Density (Tesla):        0.352401
Air-Gap Flux Density (Tesla):        0.223129
Magnet Flux Density (Tesla):        1.06294

Stator-Teeth Ampere Turns (A.T):        0.0135446
Stator-Yoke Ampere Turns (A.T):        0.0464836
Rotor-Teeth Ampere Turns (A.T):        0.0114242
Rotor-Yoke Ampere Turns (A.T):        0.0114831
Air-Gap Ampere Turns (A.T):        148.072
Magnet Ampere Turns (A.T):        -148.102

Leakage-Flux Factor:        3.7105
Correction Factor for Magnetic
  Circuit Length of Stator Yoke:        0.560684
Correction Factor for Magnetic
  Circuit Length of Rotor Yoke:        0.560684

No-Load Line Current (A):        9.13318
No-Load Input Power (W):        228.281


     FULL-LOAD DATA

RMS Fundamental Induced Voltage (V):        71.4886
Line Current (A):        12.655
Phase Current (A):        12.655
Armature Thermal Load (A^2/mm^3):        23.9313
Specific Electric Loading (A/mm):        11.0894
Armature Current Density (A/mm^2):        2.15804
Frictional Loss (W):        149.084
Iron-Core Loss (W):        24.9685
Armature Copper Loss (W):        104.108
Total Loss (W):        278.16
Output Power (W):        3001.41
Input Power (W):        3279.57
Power Factor:        0.393753
Efficiency (%):        91.5184

Synchronous Speed (rpm):        1440
Rated Torque (N.m):        19.9037
Torque Angle (degree):        100.18

Maximum Output Power (W):        3137.27


     TRANSIENT PARAMETERS & START-PROCESS DATA

D-Axis Rotor Resistance (ohm):        0.289145
D-Axis Rotor Leakage Reactance (ohm):        0.204828
Q-Axis Rotor Resistance (ohm):        0.289145
Q-Axis Rotor Leakage Reactance (ohm):        0.225863

Start Torque (N.m):        422.425


     WINDING ARRANGEMENT

Average coil pitch is:        7.66667

Angle per slot (elec. degrees):        20
Phase-A axis (elec. degrees):        110
First slot center (elec. degrees):        0



     TRANSIENT FEA INPUT DATA

For Armature Winding:
  Number of Turns:        78
  Parallel Branches:        1
  Terminal Resistance (ohm):        0.21669
  End Leakage Inductance (H):        0.000440374
For Rotor End Ring Between Two Bars of One Side:
  Equivalent Ring Resistance (ohm):        3.21923e-006
  Equivalent Ring Inductance (H):        3.30932e-009
2D Equivalent Value:
  Equivalent Model Depth (mm):        190
  Equivalent Stator Stacking Factor:        0.97
  Equivalent Rotor Stacking Factor:        0.97
  Equivalent Br (Tesla):        1.10001
  Equivalent Hc (kA/m):        829.123
Estimated Rotor Inertial Moment (kg m^2):        0.117844


能指导一下为什么吗

cqx

我还没入门啊，怎么才能入门请高手指点

jessywoods

maxwell算的损耗准确度能有多少？

zy2000

多谢CEO的无私奉献，好强大啊。

cqaxgh

不愧是精华贴啊

angelar

软件只是工具，必要的理论知识还是需要的

squall0629

膜拜大神的帖子，受益匪浅

liuxing9628

楼主做的很好，十分详细，感谢，又想起当时用10和11的日子

tiaopideyoyo

要是能有讲解就更好啦！！谢谢斑竹

fengyejun

我是来学习的，在这里向各位大虾致敬

随风

楼主 的东西很有用 要好好学习学习

huangjinlin0509

回复 40# wayne
楼主，我想问的是，在静态场中，求解得扭矩和RM中求解的额定转矩是一个意思吗？另外，在求解电感的过程中，参数化电流很耗时，如果运用瞬态求解具体的励磁电流是怎么加的呢？我看你加的就是额定电流，这个不是和转子的位置有关系的吗？

liushoudong

好好学习一下！

XIAOCF

好贴!正是我做的类型,谢谢楼主了!下载了,好好学习一下!

XIAOCF

回复 230# yangfei810902


在Machine项目树下右击Rotor----选Insert Damper即可生成!

yangfei810902

回复 277# XIAOCF


    谢谢提示。

OnRoad

大侠，帮我看看，我的damper设计验证通不过，不知道咋回事

DAMPER的参数和形状

验证时的错误提示

OnRoad

就下面提示的那句话，不知道什么意思，参数改了好几次也不行，高手帮我解释下，这是什么意思

雨寂

RM5.0，到现在是不是过时了，看你的贴都是09年的了

amz_plyz

好帖子！