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Acoustic Analysis [Mach]

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Number

Example Title

Simulation Images

Setup Conditions and Functions

1

Radiation Impedance of Disc

 

 

Harmonic Analysis

 

Open Boundary

 

Speed Boundary

 

2

Directivity of Disc

 

 

Harmonic Analysis

 

Open Boundary

 

Speed Boundary

3

Interference of Sound Waves

(2D)

 

 

Harmonic Analysis

 

Open Boundary

 

Pressure Boundary

 

4

 

Hemispherical Speaker

Harmonic Analysis

 

Open Boundary

 

Speed Boundary

5

 

Resonance in Cavity

 

 

Harmonic Analysis

 

Open Boundary

 

Speed Boundary

6

 

Reflection and Diffraction

 

Harmonic Analysis

 

Open Boundary

 

Speed Boundary

7

Acoustic Impedance

 

 

Harmonic Analysis

 

Speed Boundary

 

Acoustic Impedance Boundary

8

View by the Directivity Calculation Method

Harmonic Analysis

 

Directivity Calculation

9

Better Accuracy of the Open Boundary

Harmonic Analysis

 

2nd-order Open Boundary

 

Directivity Calculation

 

10

Size of Analysis Domain and Its Results

Harmonic Analysis

 

2nd-order Open Boundary

 

Directivity Calculation

11

Interference of Sound Waves

(2D Transient Analysis)

Transient Analysis

 

Speed Boundary

12

Damping

Harmonic Analysis

Imaginary Part of Velocity

13

Sound-absorbing Material