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fundamental resonance

Standard

ECSS-E-ST-32-11C - Modal survey assessment (31 July 2008)

Definition

first major significant resonance as observed during the modal survey test

Notes

  • NOTE 1 For unconstrained mechanical systems, the fundamental resonance is the lowest natural frequency with motions of the whole test article.
  • NOTE 2 For clamped mechanical systems, the fundamental resonance is the mode with the largest effective mass.

Relations

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