10 A Single Step Modal Parameter Estimation Algorithm: Computing. . . 103 15 20 25 30 35 0 1 2 3 4 5 6 7 8 9 10 Fig. 10.4 Stabilization with participation vector comparison. Solid symbols indicate the selected poles 15 20 25 30 35 0 1 2 3 4 5 6 7 8 9 10 Fig. 10.5 Stabilization chart with residue comparison between iterations. The solid symbols indicate the selected poles and are numerically the same as the ones shown selected in Fig. 10.4 Table 10.1 Tolerances utilized for the construction of the stabilization chart. The legends in Figs. 10.4 and 10.5 may be referred for the symbols used [8] Consistency metric Tolerance Description None – (Initial assignment) Condition <10 10 Condition number check Realistic Negative real part Filter out positively damped poles Conjugate 0.1% Conjugate check Frequency 0.5% Imaginary part of pole Pole 1% Complex pole Vector 5% Participation vector Residue 5% Scaled residue
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