Simplified Analysis of Dynamic Structure–Ground Interaction
Author(s) -
J. H. Rainer
Publication year - 1975
Publication title -
canadian journal of civil engineering
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.323
H-Index - 62
eISSN - 1208-6029
pISSN - 0315-1468
DOI - 10.1139/l75-031
Subject(s) - natural frequency , structural engineering , modal analysis , modal , soil structure interaction , mode (computer interface) , structural dynamics , normal mode , damping ratio , modal testing , engineering , computer science , finite element method , physics , vibration , materials science , acoustics , polymer chemistry , operating system
A simplified method of analysis is presented for the determination of dynamic properties of single-story structures founded on flexible foundations. The general equations for natural frequency, mode shapes, and modal damping are applied to structures founded on an elastic half-space and on piles. The results of parameter studies, including the effects of hysteretic soil material damping, are presented for these two cases.
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