Impulse Response of 1-3 Piezocomposite

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Unit cell transducer runtime graphics

Model Description

Simple unit cell of 1-3 piezocomposite with backing material and water load.

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Basic Model Schematic

Parametric Variables

The model allows the following design variables to be adjusted to control PZT Disc dimensions and water load region:

Parametric Variable

Description

Default Value

thk_back

Thickness of backing material

2 mm

thk_comp

Thickness of piezoelectirc material

1 mm

wdth_pitch

Width of pitch

0.4 mm

Basic Outputs

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

  • Time Histories (XY Graphs)
    • Drive input signal
    • Voltage and charge on electrodes
    • Average acoustic pressure
  • Mode Shapes (Harmonic Analysis) of base design
    • 0.75 MHz
    • 1.42 MHz
    • 2 MHz
    • 3.24 MHz

outputs.bmp

Post Processor Outputs

Impulse Response

To get the impulse response we have written a review script (*.revinp) which takes the input drive function and the output pressure signal calculates the impulse response.

What is Review? Review is our post-processing language. Find out more here.

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TL - Input voltage, TR - Output pressure, BL - Input spectrum, BR - Output spectrum

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TL - Input spectrum, TR - Output spectrum,  Bottom - Band limited impulse response

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Top - Drive pulse vs time, Bottom - Drive pulse spectrum

Runtime Statistics

Model size

2664 elements

Solve Time

23 s (2 CPU)

Core Hours

0.03

Memory Usage

3 MB

Recommended CPU Configuration

2 CPU

Files

The following input files are required to run this model, click here to download the input files:

Download: Impulse Response 1-3 Piezocomposite