Seite - 1193 - in Book of Full Papers - Symposium Hydro Engineering

Fig. 6 Comparison between modal identification and numerical results: a) Modal_ID2.0 (10-11 a.m. April 1st, 2014) vs DamDySSa2.0 and b) Modal_ID_Auto2.0 (February to October, 2014) vs DamDySSa2.0. Water level (m) a) Experimental and numerical results: Modal_ID2.0 & DamDySSA2.0 DamDySSA2.0 Edyn = 1.3 x E = 32.5 GPa ʋ = 0.2 cp = 1440 m/s Modal_ID2.0 FDD(RD)-SVD HW = 291.45 m ( DamDySSA2.0 Modal_ID2.0 b) Experimental and numerical results: Modal_ID_Auto2.0 & DamDySSA2.0 1st mode f1 = 2.23 Hz f1 = 2.29 Hz f2 = 2.40 Hz f2 = 2.45 Hz 2nd mode Modal_ID_auto2.0 Natural frequencies (Hz) - evolution over time Mode shapes Hw = 296 m DamDySSa2.0 Modal_ID_Auto2.0 1ºModo 1st mode 1ºModo 2nd mode 1ºModo 3nd mode 1ºModo 1st mode 2nd mode 3rd mode ‘’Crack related’’ mode HW = 290 m Edyn = 32.5 GPa ʋ = 0.2 cp = 1440 m/s 1193