Modal Analysis Topics, Volume 3

0 500 1000 1500 2000 2500 0 0.2 0.4 0.6 0.8 1 1.2 Pole Surface Consistency Imaginary (Hz) Zeta (%) cluster pole & vector pole frequency conjugate non realistic 1/condition Figure 7. Pole Surface Consistency Showing All Poless 362 362.5 363 363.5 364 364.5 0.7 0.75 0.8 0.85 0.9 0.95 1 1.05 1.1 Pole Surface Consistency Imaginary (Hz) Zeta (%) cluster pole & vector pole frequency conjugate non realistic 1/condition Figure 8. Zoomed Pole Clusters 372

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