CAE Software【Femtet】Murata Software Co., Ltd.
Example21 Inductance of Conductor with Uneven Current Density
General
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In this model, the current flows unevenly in a conductor .
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The vectors of the magnetic field and the magnetic flux density are also solved.
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Unless specified in the list below, the default conditions will be applied.
Analysis Space
|
Item |
Settings |
|
Analysis Space |
3D |
|
Model unit |
mm |
Analysis Conditions
|
Item |
Settings |
|
Solvers |
Magnetic Field Analysis [Gauss] |
|
Analysis Type |
Static analysis |
|
Options |
N/A |
Model
The model is a conductor (Metal). There is a rectangle hole in the middle.
The current separates and merges at the hole, where the current density changes.
Body Attributes and Materials
|
Body Number/Type |
Body Attribute Name |
Material Name |
|
4/Solid |
Metal |
008_Cu * |
* Available from the Material DB
Body attribute is set up as follows to apply current to the coil.
|
Body Attribute Name |
Tab |
Settings |
|
Metal |
Current |
Waveform: Constant Current: 1[A] Turns: 1[Turns] Direction: Specify Inflow/Outflow Faces Select inflow face and outflow face. |
Boundary Conditions
No setting.
Results
To see the results of inductance calculation, go to the [Results] tab
click [Table] 
.
The vectors of the current density are shown below.
The vectors of the magnetic field are shown below.
