ansoft motor manual

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Tutorial Guide for Motor Eun-Sil Han (sr. AE, Ph.D.) Ansoft Korea 2005. 11 www.cadfamily.com EMail:[email protected] The document is for study only,if tort to your rights,please inform us,we will delete

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Page 1: Ansoft Motor Manual

Tutorial Guide for Motor

Eun-Sil Han (sr. AE, Ph.D.)Ansoft Korea

2005. 11

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Page 2: Ansoft Motor Manual

Contents

Tutorial Guide for Motor DesignBLDC using RMxprtPMDC using RMxprt + Maxwell EM 2DInduction Motor using RMxprt + Simplorer

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Page 3: Ansoft Motor Manual

RMxprt

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Page 4: Ansoft Motor Manual

BLDC Motor Spec.

다음과 같은 사양을 갖는 BLDC 모터의 설계

Rated Output Power (kW) : 0.55Rated Voltage (V) : 220Number of Poles : 4Slots : 12Rated Speed (RPM) : 1500Y Type 3Phase Connecting

설계에 사용한 Tools : RMxprt v5

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Page 5: Ansoft Motor Manual

RMxprt

BLDCM 선택

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Page 6: Ansoft Motor Manual

RMxprt INPUT

입력(General)

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Page 7: Ansoft Motor Manual

RMxprt INPUT

입력(Stator1 : 스테이터 코어 치수)

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Page 8: Ansoft Motor Manual

RMxprt INPUT

입력(Stator2 : 스테이터 권선)

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Page 9: Ansoft Motor Manual

RMxprt INPUT

입력 ( Rotor Pole : 로터 및 영구자석 치수)

입력이 모두 끝난 뒤Menu/Run/ Analytical Design

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Page 10: Ansoft Motor Manual

RMxprt ResultsPostProcess/Design Output

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Page 11: Ansoft Motor Manual

RMxprt Parametric

Parametrics

2 mm < Magnet Thickness < 5 mm0.5 < Pole Embrace < 0.95

For Each variation, calculate Ld and Efficiency

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Page 12: Ansoft Motor Manual

RMxprt Parametric Parametrics

Input variables

1

2

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Page 13: Ansoft Motor Manual

RMxprt Parametric Parametrics

Output Parameters

1

2

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Page 14: Ansoft Motor Manual

RMxprt Parametric Parametrics

Data -> Sweep

1

2

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Page 15: Ansoft Motor Manual

RMxprt Parametric

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Page 16: Ansoft Motor Manual

RMxprt Parametric

Parametrics

solving

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Page 17: Ansoft Motor Manual

RMxprt Parametric Parameter Table Pole Embrace vs. Efficiency

Magnet thickness vs. Efficiency

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Page 18: Ansoft Motor Manual

RMxprt Parametric Create composite plot1

Efficiency vs. speed

Input DC current vs. speed

Output current vs. speed

Air-Gap Flux Density

원하는 조건만 선택

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Page 19: Ansoft Motor Manual

RMxprt OptimizationOptimization1

2 3

4

5

6

7

8

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Page 20: Ansoft Motor Manual

RMxprt Optimization

Optimization

Optimization flow

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Page 21: Ansoft Motor Manual

RMxprt Optimization

83.8

84

84.2

84.4

84.6

84.8

85

1 8 15 22 29 36 43 50 57 64 71 78 85 92 99

step

effic

iency

.Optimization Step

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Page 22: Ansoft Motor Manual

RMxprt + Maxwell EM 2D

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Page 23: Ansoft Motor Manual

PMDC Motor Spec.

다음과 같은 사양을 갖는 PMDC 모터의 설계Rated Output Power (kW) : 0.075Rated Voltage (V) : 12Number of Poles : 2Slots : 12Rated Speed (RPM) : 2400

설계에 사용한 ToolsRMxprt v5 + Maxwell EM 2D v10

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Page 24: Ansoft Motor Manual

1

2

RMxprt-- Select Machine Type

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Page 25: Ansoft Motor Manual

1

2

PMDC Motor Design Spec – General

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Page 26: Ansoft Motor Manual

1

2

3

PMDC Motor Design Spec – Rotor 1

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Page 27: Ansoft Motor Manual

1

3 2

PMDC Motor Design Spec – Rotor 2

4

56

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Page 28: Ansoft Motor Manual

PMDC Motor Design Spec – Stator

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Page 29: Ansoft Motor Manual

1

23

PMDC Motor Design Spec – Commutator / Brush

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Page 30: Ansoft Motor Manual

Shape of PMDC Motor

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Page 31: Ansoft Motor Manual

Result - Performance Curve

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Page 32: Ansoft Motor Manual

Automatically Model Extraction : RMxprt Maxwell EM 2D

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Page 33: Ansoft Motor Manual

Material Properties: m36_29G-rotor

1

2

3

B-H Nonlinear Material Check~!

Material Setup : Rotor

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Page 34: Ansoft Motor Manual

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Page 35: Ansoft Motor Manual

1Material Properties:

M36_29G_Stator 로 입력

2

3

Material Setup : Stator

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Page 36: Ansoft Motor Manual

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Page 37: Ansoft Motor Manual

2

Mag. Coercivity(Hc): -318300

Mag. Retentivity (Br) : 0.4

1

3

Material Setup : Permanent Magnet

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Page 38: Ansoft Motor Manual

Magnet0 선택 확인1

재질이 TEM으로 선택되어 있는지 확인

Assign Click~!

2

3

원하는 PM 의 자화 방향

NN

N

S

SS

S

S

N

N

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Page 39: Ansoft Motor Manual

45

IN=PHI-1806

12

Angle: IN 입력

3Function Check~!

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Page 40: Ansoft Motor Manual

Material Setup : Air

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Page 41: Ansoft Motor Manual

Material Setup : Shaft

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Page 42: Ansoft Motor Manual

Background 선택1

2

Material Setup : Background

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Page 43: Ansoft Motor Manual

Boundary Condition : master boundary

Edit – Select – Trace 사용

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Page 44: Ansoft Motor Manual

1 Slave = -Master Check~!2

Boundary Condition : slave boundary

Edit – Select – Trace 사용

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Page 45: Ansoft Motor Manual

Name: zero_flux

Value=0

1

2

Boundary Condition : value boundary

Edit – Select – Edge 사용

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Page 46: Ansoft Motor Manual

Voltage Check~!

Strand Check~!

Winding 클릭

Name: Armature

Voltage Source

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Page 47: Ansoft Motor Manual

Total turns as seen from terminal: 120

Number of Parallel Branches: 2

Resistance: 0.11

Inductance: 6e-5

1

2

3

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Page 48: Ansoft Motor Manual

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Page 49: Ansoft Motor Manual

Name: PhA1_CD

2

1

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Page 50: Ansoft Motor Manual

Name: PhReA0_CD

2

1

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Page 51: Ansoft Motor Manual

PhA0_PI = pwlx(P, periodic, PhA0_CD) 입력1

2

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Page 52: Ansoft Motor Manual

전 페이지와 같은 방법으로 나머지 값들도 아래의 내용대로 입력하여 Add

PhA1_PI = pwlx(P, periodic, PhA1_CD)

PhA2_PI = pwlx(P, periodic, PhA2_CD)

PhA3_PI = pwlx(P, periodic, PhA3_CD)

PhA4_PI = pwlx(P, periodic, PhA4_CD)

PhA5_PI = pwlx(P, periodic, PhA5_CD)

PhReA0_PI = pwlx(P, periodic, PhReA0_CD)

PhReA7_PI = pwlx(P, periodic, PhReA7_CD)

PhReA8_PI = pwlx(P, periodic, PhReA8_CD)

PhReA9_PI = pwlx(P, periodic, PhReA9_CD)

PhReA10_PI = pwlx(P, periodic, PhReA10_CD)

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Page 53: Ansoft Motor Manual

1

2

3

PhA0 선택

Function Check~!

PhA0_PI 입력

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Page 54: Ansoft Motor Manual

* 전 페이지와 같은 방법으로 아래의 내용들을 입력 후, Assign

PhReA9_PIPhReA9

PhReA8_PIPhReA8

PhA3_PIPhA3

PhA2_PIPhA2

PhA1_PI PhA1

PhReA11_PIPhReA11

PhReA10_PIPhReA10

PhReA7_PIPhReA7

PhReA0_PIPhReA0

PhA5_PIPhA5

PhA4_PIPhA4

Function NameObject List

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Page 55: Ansoft Motor Manual

Value; 10.5 V2 1

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Page 56: Ansoft Motor Manual

Manual Mesh

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Page 57: Ansoft Motor Manual

1

2

3

4

56

• Starting Mesh: Current

• Solver Choice: Direct

• Starting From time zero Check~!

• Time Step: 0.0002

• Stop Time: 0.15

• Save Fields Time Step: Setup 버튼 클릭~!

Model Depth: 40 mm

Symetry multiplier: 2

8

7

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Page 58: Ansoft Motor Manual

Type of Motion: Rotation Check~!

Set position에서 (0,0) 선택1

23

Mechanical Setup : Motion Type

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Page 59: Ansoft Motor Manual

Consider Mechanical Transient Check~!

Initial Angular Velocity: 0

Moment of Intertia: 280e-6(0.00028)

Damping: 3.17e-5

Load Torque: -0.3

1

2

Mechanical Setup

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Page 60: Ansoft Motor Manual

Results : Transient Analsys

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Page 61: Ansoft Motor Manual

Results : Transient Analsys

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Results : Transient Analsys

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Page 63: Ansoft Motor Manual

Results : Transient Analsys

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Page 64: Ansoft Motor Manual

RMxprt + Simplorer

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Page 65: Ansoft Motor Manual

3Phase Induction Motor Spec.

다음과 같은 사양을 갖는 Induction 모터의 설계Rated Output Power (kW) : 7.5Rated Voltage (V) : 380Number of Poles : 4Frequency : 50 HzSlots : 12Rated Speed (RPM) : 1360Y Type 3Phase Connecting

설계에 사용한 ToolsRMxprt v5 + Simplorer v7

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Page 66: Ansoft Motor Manual

RMxprt – Select Machine Type1

2

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Page 67: Ansoft Motor Manual

Induction Motor Design Spec.

General Parameter

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Page 68: Ansoft Motor Manual

Stator Core Parameter

Induction Motor Design Spec.

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Page 69: Ansoft Motor Manual

Stator winding Parameter

Induction Motor Design Spec.

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Page 70: Ansoft Motor Manual

Rotor Core Parameter

Induction Motor Design Spec.

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Page 71: Ansoft Motor Manual

Rotor endring Parameter

Induction Motor Design Spec.

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Page 72: Ansoft Motor Manual

Analysis Results

Characteristic Graph Characteristic Data

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Page 73: Ansoft Motor Manual

Rmxprt to Simplorer Component

.SML 확장자로 모델을 생성Simplorer 에서

component로 이용가능

권선 결선도 확인

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Page 74: Ansoft Motor Manual

Simplorer – Interfaces

RMX

A

B

C

N

ROT1

ROT2

1

2

3

4

5

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Page 75: Ansoft Motor Manual

Co-Simulation Results

RMX

A

B

C

N

ROT1

ROT2

RMxprtLink1

E1

E2

E3

-312.50

312.50

0

0 790.00m

2DGraphSel1

E1.V [V] E2.V [V] E3.V [V]

-144.00

150.00

0

0 790.00m

2DGraphSel1

E1.I [A] E2.I [A] E3.I [A]

MASS_ROT1

T

F_ROT1

-1.75

175.00

100.00

0 790.00m

2DGraphSel1

F_ROT1.TO... F ROT1.OM...

RMxprt Link

J := 0.09 kg m%

50 Nm

FREQ := 60 HzPHASE := 0 deg

AMPL := 311.126983722081 V

PHASE := 120 deg

PHASE := 240 deg

1. voltage source*32. Physical domain>

mechanical>Rotational_V>

Mass*1Torque source*1

Phase Voltage Phase Current

Torque

Omega

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Page 76: Ansoft Motor Manual

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