WBv12.1 Emag Tutorial2 Coil Steel Core

8/13/2019 WBv12.1 Emag Tutorial2 Coil Steel Core

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EMAG Tutorial 2: Coil

wrapped on steel core

EMAG Tutorial 2: Coil

wrapped on steel core

Tutorial 2

January 24, 2010

2010 ANSYS, Inc. All rights reserved.

ANSYS, Inc. Proprietary Inventory #003000

1-1


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Module 2

Electromagnetic Analysis

Work

Objectives: Model a

cylindrical coil wrapped

ench-S

Create enclosure inwhich coil is immersed

Define uniform current mu

lati

density in coil

Define flux parallel

boundary conditions on nEmag

enclosure

Calculate and post

process B field

o var a on o e

along length of a path

Use surface integral to

evaluate net flux passing

January 24, 2010



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inside coil


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Module 2


Work

ench-S

tart or enc

mu

latinEmag

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Module 2


Work

The Project Page Loads

ench-Smu

latinEmag

Hold down LMB to

drag Geometry into theProject Schematic

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Module 2


Work

ench-S

Design Modeler GUI

mu

latinEmag

Double Click on Geometry to

bring up Design Modeler GUIChoose

Meter

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Module 2


Work

Import bus bar geometry

from coil_steel_core.stp

ench-Smu

latinEmag

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Module 2


Work

ench-S

c genera e o crea e

the geometry in DM

mu

latinEmag

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Module 2


WorkFrom Tools, go to Enclosure.

ench-S

Details View, ESPECIALLY MergeParts? to Yes!

mu

latinEmag

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Module 2


WorkClick Generate to create the

ench-SmulatinEmag

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Module 2


Work

ench-S

Now might be a good time tosave the project as

mulati

_ _

nEmag

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Module 2


Work

ench-SmulatinEmag

On the Project Page, drag aMagnetostatic Analysis

System onto Geometry

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Module 2


Work

ench-SmulatinEmag

Double click on Model

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Module 2


Work

ench-Smulati

RMB

nEmag

When Mechanical GUI appears,

create a variable in the variable

manager named ansys 230x,set its value to 1, and check the

active box.

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Module 2


Work

Return to the Project Page and open

Engineering Data. From General

ench-S

a er a s a a source, you can a

Copper Alloy to the list of materialsto be included in Engineering Data

mulati

available in the model).

nEmag

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Module 2


Work

You can verify that Copper Alloy has

been added by choosing Engineering

ench-S

a a an nspec ng e s con en s

in the Outline Schematic. You shouldnow click Refresh Project at the top

mulati

into Mechanical. Verify

nEmag

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Module 2


Work

ench-S

ow a as een a e o

the list of available materials,you can go back to the

mulati

the coil material property

assignments to Copper Alloy. nEmag

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Module 2


Work

Create a cylindrical coordinate

system to define direction of

ench-SPick the

current flow in coil

mulati

cylindrical

surfacenEmagPick the

surface

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Module 2


Work

Consider renaming the new

coordinate system to

ench-S

something like

coil_current_directionRMB to producedrop down

mulatinEmag

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1-18


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Module 2


WorkAssign the

ench-S

co _curren _ rec on

coordinate system to the coil

mulatinEmag

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Module 2


WorkDeclare the coil to be a source

conductor the set the

ench-S

conductor type to stranded and

the number of turns to 50 and

the conducting area to 5e-4 m2.Pick the

mulati

cylindrical

surfacenEmagPick the

surface

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Module 2


WorkSet the per-turn

ench-S

current in the

conductor to 1Ampere.

mulatinEmag

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1-21


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Module 2


WorkAssign flux parallel boundary

ench-S

con ons

mulati

Use Ctrl-LMB to select

all exterior surfaces

nEmag

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1-22


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Module 2


WorkSolve the model (runs

in under 1 minute

ench-SmulatinEmag

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1-23


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Module 2


Work

Request a plot of

current density

ench-S

mulati

the coil

nEmag

second plane

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Module 2


Work

ench-S

RMB to roduce mulati

drop down

nEmag

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Module 2


WorkBring up vector plot

controls to ad ust

ench-S

appearance of plot

mulati

form

nEmag

Variablelength

raligned

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1-26

adjustment

adjustment


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Module 2


Work

RMB Create a plot of the total magnetic flux

density scoped to all bodies

ench-SmulatinEmag

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Module 2


Work

Plot of total magnetic flux density

ench-SmulatinEmag

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Module 2


Work

Create a section plotLMB, then drag a

line to define the ench-S

section plane

mulatinEmag

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Module 2


Work

Adjust location of

section planeench-Smul

atinEmag

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Module 2


Workench-S

Adjust location ofsection plane after

mulati

re urn ng o

contour plot mode

nEmag

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Module 2


Workench-SmulatinEmag

Uncheck box to

return to deactivate

section plane

Display Global

Coordinate System

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Module 2


Work

Create a path with end

coordinates as shownench-SmulatinEmag

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Module 2


Work

Insert a request for a z component

B field plot on the pathench-SmulatinEmag

RMB

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Module 2


Work

Z component B field plot on the path

ench-SmulatinEmag

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Module 2


Work

Initiate the creation of a surface

ench-SmulatinEmag

By default, the surface will be based

at the lobal Cartesian x lane

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1-36

M d l 2


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Module 2


Workench-S

coordinate system

mulatinEmag

second surface

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1-37

M d l 2


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Module 2


Workench-S

coordinate system tonet_core_flux. It will bemulati

length of the core.

nEmag

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1-38

Module 2


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Module 2


Workench-S

based on coordinatesystem net_core_flux.mulatinEmag

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Module 2


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Module 2


Work

Use the Worksheet to

re uest a B vector lotench-Smulati

RMB

nEmag

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Module 2


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Module 2


Workench-S

to the core body

LMB on mulati

the core

nEmagChoose the

r o y

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Module 2


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Module 2


Workench-S

to the surface named

surface

mulatinEmag

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Module 2


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Module 2


WorkEvaluate B vectors

of the surface ench-S

cutting the core

mulatinEmag

Net flux crossing

surface in core

January 24, 2010



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WBv12.1 Emag Tutorial2 Coil Steel Core

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