Modal Bump Test & Structural Resonance Calculator
Determine natural resonance frequencies, viscous damping ratio (ΞΆ), quality factor (Q), amplification factor (AF), and API 610 / API 617 separation margins.
Impact Test Peak & Half-Power Points (-3 dB)
Frequency at 0.707 x peak amp
Damping, Amplification Factor & Separation Margin
Damping Ratio ΞΆ (Half-Power):
β
β % of critical damping
Amplification Factor (AF = Q):
β
Operating Running Frequency (1X):
β Hz
Separation: β %
Required API Separation Margin:
β %
Resonance Vulnerability Assessment:
β
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