Shock and Vibration / 2015 / Article / Tab 1 / Research Article
Modelling Bending Wave Transmission across Coupled Plate Systems Comprising Periodic Ribbed Plates in the Low-, Mid-, and High-Frequency Ranges Using Forms of Statistical Energy Analysis Table 1 Material properties and plate dimensions.
(a) L-junction A L-junction B L-junction C Three coupled plates Plate 1 (m)1.2 × 0.8 × 0.01 1.2 × 0.8 × 0.01 1.2 × 0.8 × 0.01 1.2 × 0.8 × 0.01 (m)N/A 0.025 0.025 0.025 (m)N/A 0.03 0.03 0.03 (m)N/A 0.15 0.15 0.15 Plate 2 (m)1.0 × 0.8 × 0.01 1.0 × 0.8 × 0.01 1.2 × 1.0 × 0.01 1.0 × 0.8 × 0.01 (m)0.06 0.06 N/A N/A (m)0.01 0.01 N/A N/A (m)0.1 0.1 N/A N/A Plate 3 (m)N/A N/A N/A 1.2 × 1.0 × 0.01
(b) Perspex Density (kg/m3 ) 1218 Quasi-longitudinal phase speed (m/s) 2045 Poisson’s ratio (—) 0.3 Internal loss factor (—) 0.06