Research Article
Vibration and Constitutive Relations of Viscoelastic Cantilever Beam of HTPB Propellant
Table 3
Parameters of Prony series fitting.
| | 0 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 |
| | Ei (MPa) | 0.301 | 6.512 | 4.291 | 2.572 | 1.455 | 1.203 | 0.550 | 0.604 | 0.054 | 1.348 | | ti (s) | | 10–3 | 10–2 | 10–1 | 100 | 101 | 102 | 103 | 104 | 105 |
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