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ansysworkbench电磁场仿真完整例子.pdf
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更新于2023-03-16
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ansys workbench电磁场仿真完整例子,详细介绍了如何用ANSYS workbench做静态电磁仿真,动态电磁仿真。
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Workbench Simulation of a Magnetic Valve
October 10, 2006
A Guide for Magnetic Simulation of a Magnetic Valve
ANSYS Workbench Simulation
Page 1 of 23
Introduction
The Magnetic Valve includes a fixed and a rotating part. The rotating body has to move, as
quickly as possible, to rest in one of the 2 possible stop positions. Driving current patterns
are the input to generate suitable torques. The customer experienced different performances
of the valve for different current patterns: sometimes he got strong bumps on the mechanic
stops and failures of the valve behaviour. the customer decided to commit a simulation of
the magnetic and dynamic behaviour of the valve, instead to build a prototype.
Analysis Goal
The goal is ton achieve measure of the Magnetic Torque, as function of current and rotation
angle within a parametric approach
Owner: Enginsoft
Usage Restrictions: Freely available for use
Industry: Automotive
Application: Valve
Physics: Electromagnetics
Product(s)/Version: ANSYS-v10.1
Geometry Type(s): Solid
Geometry Format(s): Design Modeler
Model Size: 147070 Nodes, 105742 Elements
Element Type(s): Edge 117
Estimated Demo Time: 15 Minutes to show, 12 minutes running time
Customer:
Competition: Comsol, Ansoft
Challenge: Free accurate Mesh, Parametric Model, Non Linear
Magnetic Analysis
Key Features Used: Sphere of influence for meshing, BH Non Linear Curve
data import, Parametric Analysis
Workbench Simulation of a Magnetic Valve
October 10, 2006
A Guide for Magnetic Simulation of a Magnetic Valve
ANSYS Workbench Simulation
Page 2 of 23
Steps and Points to Convey. Picture Guide.
Start ANSYS Workbench Environment, and
choose “New Geometry”.
Importing of external geometry
Set the desired length unit: meters.
01) Click “File > Open > Import External
Geometry File ”.
02) Click on “Generate ” in order to confirm the
importation of the geometry.
The geometry regards a magnetic valve.
Workbench Simulation of a Magnetic Valve
October 10, 2006
A Guide for Magnetic Simulation of a Magnetic Valve
ANSYS Workbench Simulation
Steps and Points to Convey. Picture Guide.
Create a Parametric, Relative Rotation
between two groups of bodies
01) Create a local coordinate system (plane 4)
by clicking on the “New Plane ” icon in the tool
bar.
02) In “Details of Plane4 >. Type ” choose from
face in order to select the surface of interest.
03) Choose the space to the right of “Base Face ”
in Details of Plane4 and select the surface
indicated in light blue in the plot at right.
The local coordinate system “Plane 4 ” is now
visible, centered on a face vertex
04) In “Details of Plane4 >. Transform 1
(RMB)” insert an offset along X axis of –
0.00825 m.
05) In “Details of Plane4 >. Transform 1
(RMB)” insert an offset along Y axis of 0.0015
m.
06) Click Generate to create Plane4
Create another plane (Plane5).
07) In “Details of Plane5 > Type ” choose from
plane. Base plane should be set to Plane4.
08) In “Details of Plane5 >. Transform 1
(RMB)” insert a rotation about Z axis of 30 °.
09) Click Generate to create Plane5.
Page 3 of 23
Workbench Simulation of a Magnetic Valve
October 10, 2006
A Guide for Magnetic Simulation of a Magnetic Valve
ANSYS Workbench Simulation
Steps and Points to Convey. Picture Guide.
The local coordinate system “Plane 5 ” is now
visible.
10) From the tool bar menu, select “Tools >
Freeze ”.
The freezing operation is indicated when bodies
are displayed with transparency.
11) From the tool bar menu, select “Create >
Body Operation ” set “Type” to “Move” click on
the box to the right of Bodies.
12) Select the bodies highlighted at right (use
the Ctrl button to select multiple entities) and
click Apply.
Page 4 of 23
Workbench Simulation of a Magnetic Valve
October 10, 2006
A Guide for Magnetic Simulation of a Magnetic Valve
ANSYS Workbench Simulation
Steps and Points to Convey. Picture Guide.
13) In “Details of BodyOp1 ” choose the box to
the right of “Source Plane ” and pick on Plane4
in the Tree Outline.
14) In a similar fashion, set “Destination Plane ”
to Plane5.
Then click on “Generate ” to move the parts as
shown at right.
ENCLOSURE definition
01) From the tool bar menu, select “Tools >
Enclosure ” in order to insert a control
volume cylindrically shaped and aligned
to Y axis. Set the Cushion to 0.0375 m
and set “Merge Parts? ” to “Yes”.
02) Click Generate to create the enclosure
In the “Outline ” tree the just created enclosure is
now visible.
Page 5 of 23
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