Research Article
Improved Damping Constant of Hertz-Damp Model for Pounding between Structures
Table 1
Relative error of recovery coefficient under the collision between sphere and static rigid plane.
| | The model of this paper | Nonlinear viscoelastic model | Hertz-damp model | | Error (%) | | Error (%) | | Error (%) |
| 0.1 | 0.0724 | 27.6 | 0.0680 | 32.0 | 0.6639 | 563.9 | 0.2 | 0.1618 | 19.1 | 0.1544 | 22.8 | 0.6715 | 235.8 | 0.3 | 0.2690 | 10.3 | 0.2568 | 14.4 | 0.6841 | 128.0 | 0.4 | 0.3779 | 5.5 | 0.3619 | 9.5 | 0.7024 | 75.6 | 0.5 | 0.4831 | 3.4 | 0.4710 | 5.8 | 0.7258 | 45.2 | 0.6 | 0.5916 | 1.4 | 0.5762 | 4.0 | 0.7563 | 26.1 | 0.7 | 0.6937 | 0.9 | 0.6827 | 2.5 | 0.7960 | 13.7 | 0.8 | 0.7965 | 0.4 | 0.7874 | 1.6 | 0.8477 | 6.0 | 0.9 | 0.9000 | 0.0 | 0.8936 | 0.7 | 0.9142 | 1.6 | 1.0 | 1.0000 | 0.0 | 1.0000 | 0.0 | 1.0000 | 0.0 |
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