Research Article
Finite Element Model Updating of Satellite Sailboard Based on Sensitivity Analysis
Table 8
Loading conditions for random vibration excitation.
| Frequency range (Hz) | Power spectral density |
| 20–100 | 3 dB/oct | 100–600 | 0.1 g2/Hz | 600–2000 | −9 dB/oct | Total root mean square value (GRMS) | 9.648 | Loading direction | X, Y, Z | Time | 1 min per direction |
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