Inductance of Conductor with Uneven Current Densityexamples|products|Murata Software Co., Ltd.

Example21 Inductance of Conductor with Uneven Current Density

General

  • In this model, the current flows unevenly in a conductor .
     

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

  • 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.