Wave Propagation 2D

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Snapshot of acoustic pressure showing wave interaction with defect

Model Description

Simple 2D model of a wave propagating in stainless steel containing a defect. The model is set up with half symmetry and the wave is generated from a pressure load applied to the edge of the model.

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Basic Model Schematic

Parametric Variables

The model allows the following design variables to be adjusted to control design metrics, such as the dimensions of the defect:

Parametric Variable

Description

Default Value

stst_size

Dimension of stainless steel around defect

20 mm

defect_sizex

Defect dimension in x

1 mm

defect_sizey

Defect dimension in y

5 mm

freqint

Input drive signal frequency

1 MHz

Outputs

Here are a list of the types of outputs to expect from this model:

  •  Time Histories (XY Graphs)
    • Drive input signal
    • Average acoustic pressure across the minimum X boundary
    • Acoustic pressure at the front of the defect
  • Maximum acoustic pressure at the front of the defect

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Post Processor Data Array Outputs

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Time History Outputs

Runtime Statistics

Model size

21691 elements

Solve Time

38 s (2 CPU)

Core Hours

0.021

Memory Usage

4 MB

Recommended CPU Configuration

2 CPU

 

Files

The following input files are required to run this model:

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