Potential of Metal Fibre Felts as Passive Absorbers in Absorption Silencers
Abstract
:1. Introduction
1.1. Dissipative Absorption
1.2. Absorption Silencer
2. Material Characterisation
Material | σ/% | t/µm | d1/µm | d2/µm | Ξ1/ kPas/m2 | Ξ2/ kPas/m2 |
---|---|---|---|---|---|---|
SFF 40 | 87 ± 19 | 280 | 13 ± 2 | 24 ± 2 | 182 | 127 ± 87 |
SFF 50 | 86 ± 14 | 590 | 25 ± 2 | - | 79 | 90 ± 45 |
SFF 70 | 92 ± 16 | 430 | 23 ± 2 | - | - | 33 ± 18 |
SFF 100 | 92 ± 15 | 430 | 25 ± 2 | - | 85 | 28 ± 14 |
SFF 120 | 89 ± 14 | 270 | 26 ± 2 | - | 95 | 49 ± 24 |
SFF 150 | 94 ± 16 | 270 | 24 ± 2 | - | 37 | 16 ± 8 |
3. Attenuation Measurement
4. Discussion
5. Conclusions
Acknowledgements
References
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Lippitz, N.; Rösler, J.; Hinze, B. Potential of Metal Fibre Felts as Passive Absorbers in Absorption Silencers. Metals 2013, 3, 150-158. https://doi.org/10.3390/met3010150
Lippitz N, Rösler J, Hinze B. Potential of Metal Fibre Felts as Passive Absorbers in Absorption Silencers. Metals. 2013; 3(1):150-158. https://doi.org/10.3390/met3010150
Chicago/Turabian StyleLippitz, Nicolas, Joachim Rösler, and Björn Hinze. 2013. "Potential of Metal Fibre Felts as Passive Absorbers in Absorption Silencers" Metals 3, no. 1: 150-158. https://doi.org/10.3390/met3010150