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Shock and Vibration
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2020
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Article
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Tab 3
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Research Article
Microstructural Topology Optimization of Constrained Layer Damping on Plates for Maximum Modal Loss Factor of Macrostructures
Table 3
Physical parameters of the CLD plates.
Layer
Density (kg/m
3
)
Young’s modulus (MPa)
Poisson’s ratio
Material loss factor
Base plate
7900
0.3
——
Viscoelastic layer
1200
40
0.49
0.5
Constrained layer
2700
0.3
——