Consider the overhead traveling crane shown in Fig. 4.21. Assuming the mass of the trolley as (2500
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Consider the overhead traveling crane shown in Fig. 4.21. Assuming the mass of the trolley as \(2500 \mathrm{~kg}\) and the overall damping ratio as \(2 \%\), determine the overall stiffness of the system necessary in order to avoid derailment of the trolley under a vertical earthquake excitation whose design spectrum is given by Fig. 4.19.
Figure 4.21:-
Transcribed Image Text:
Girder Trolley Wheels Wall Wall Earthquake excitation FIGURE 4.21 A crane subjected to an earthquake excitation.
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