Computation of Rayleigh Damping Coefficients for the Seismic Analysis of a Hydro-Powerhouse

Figure 3

Vibration modes of the hydro-powerhouse.

(a) First order

(b) Second order

(c) Third order

(d) Fourth order

(e) Fifth order

(f) Sixth order

(g) Seventh order

(h) Eighth order

(i) Ninth order

(j) Tenth order

(k) Thirteenth order

(l) Twenty-fifth order