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Modal Participating Mass Ratios

thread487-107568

Modal Participating Mass Ratios

Modal Participating Mass Ratios

(OP)
I would like to get references regarding "Modal Participating Mass Ratios", to get better understanding.
I am using Etabs program, response spectrum with Ritz vector, references are very limited in Etabs.
Thanks for your help.

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RE: Modal Participating Mass Ratios

Without going into a long explanation behind the modal participation, you can find what your looking for in the following texts:

Dynamics of Structures: Applications to Earthquake Engineering, Anil Chopra

Structural Dynamics: An introduction to computer methods, by Craig.

Regards,
Qshake

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RE: Modal Participating Mass Ratios

yap that one is a good reference, and also you can read Structural Dynamic by Clough

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