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Réduction des nuisances sonores et vibratoires liés ... - matpost 2003

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Tabl. II : Résultats comparés actif- passif dans la cage d’escalier <strong>et</strong> dans un appartement<br />

Palier Hauteur 100 Hz 200 Hz<br />

m OFF ON DIFF OFF ON DIFF<br />

0.5 0.0 55.8 46.8 9.0 53.6 42.8 10.8<br />

1.7 54.8 46.9 7.9 47.7 32.3 15.4<br />

1.5 1.7 58.4 51.4 7.0 49.6 42.9 6.7<br />

2.5 1.7 46.2 35.0 11.2 49.3 41.5 7.8<br />

3.5 1.7 34.2 31.0 3.2 51.5 41.3 10.2<br />

4.5 1.7 29.7 24.0 5.7 50.1 41.9 8.2<br />

5.5 1.7 38.9 31.1 7.8 43.9 31.8 12.1<br />

6.5 1.7 47.8 39.0 8.8 44.8 36.2 8.6<br />

7.6 10.0<br />

Chambre de 100 Hz 200 Hz<br />

garde OFF ON DIFF OFF ON DIFF<br />

43.4 28.7 14.7 33.8 26.9 6.9<br />

50.7 34.4 16.3 33.7 25.2 8.5<br />

15.5 7.7<br />

10

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