Home / Examples / Magnetic Analysis (Gauss, Static Analysis/Harmonic analysis) / Example 13: Inductance of Two Parallel-Plate Electrodes

Example 13: Inductance of Two Parallel-Plate Electrodes

General

• Inductance of the two parallel-plate electrodes is solved.
   

• The inductance, the vectors of the magnetic field and the magnetic flux density are solved.
   

• Unless specified in the list below, the default conditions will be applied.
   

• Obtain this session's project file. (Right-click and choose 'Save link as')




• Results will vary depending on Femtet version and the PC environment.

 

Analysis Space

Item	Settings
Analysis Space	3D
Model Unit	mm

 

Analysis Conditions

Item	Settings
Solver	Magnetic Analysis [Gauss]
Analysis Type	Static Analysis
Options	N/A

Model

A ceramic cuboid is created and parallel plate electrodes are defined on the surface and inside of the cuboid.

 

Body Attributes and Materials

Body Number/Type	Body Attribute Name	Material Name
3/Sheet	Coil	008_Cu *
4/Sheet	Coil	008_Cu *
5/Sheet	Coil	008_Cu *
6/Sheet	Coil	008_Cu *
10/Solid	Coil	Ceramics

* Available from the material DB

 

The body attribute is set as follows to apply the current to the electrodes and ceramic body.

Body Attribute Name	Tab	Settings
Coil	Current	Waveform: Constant Current: 1 [A] Turns: 1 [Turns] Direction: Specify Inflow/Outflow faces (In the Air Box): Select Inflow Face and Outflow Face.

 

Define Ceramics as a conductor of very low conductivity as follows.

Material Name	Tab	Settings
Ceramics	Conductivity	Conductivity Type: Conductor Conductivity: 1 [S/m]

Boundary Conditions

No setting.

Results

To see the results of inductance calculation, go to the [Results] tab

 

 

 and click [Show Numerical Summary Table] .

 

 

The vectors of the magnetic field are shown below.

 

The vectors of the current density are shown below.