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Absorber 1
α = 0.015131 R = 0.992406 Layer 1 - 100mm Porous Absorbent, 5000 Pa.s/m2 zc = 1074.019166 - 913.484383j k = 2.88987 - 2.399136j ky = 0 + 0j kx = 2.88987 - 2.399136j β = 0 z = 129.696196 - 3724.808363j |
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Global Parameters
Air temperature: 20°C
Air pressure: 101325 Pa Frequency: 50Hz Angle of incidence: 0° Porous model: Delany and Bazley (1970) Helmholtz model: Ingard/Allard |
Absorber Parameters
• Absorber 1
100mm Porous Absorbent, 5000 Pa.s/m2 Rigid backing |
| α | = | absorption coefficient |
| R | = | pressure reflection coefficient |
| zc | = | characteristic impedance |
| k | = | complex wave number |
| ky | = | y component of complex wave number |
| kx | = | x component of complex wave number |
| β | = | angle of propagation |
| z | = | surface impedance |