Based on the approximation by polynomial‐fraction, a series of systematic lumped‐
parameter models are developed in this paper for efficiently representing the dynamic …

Torsional vibration, considering soil-structure interaction, is essential to the dynamic
response of most irregular structures. A systematic method is developed to seek the optimal …

The dynamic response of building structures built on compliant soil can be influenced by the
intricate seismic soil-structure interaction (SSI). This complex mechanism often arises from …

The accurate analysis of the seismic response of isolated structures requires incorporation
of the flexibility of supporting soil. However, it is often customary to idealize the soil as rigid …

This paper presents a simple methodology for studying soil-structure interaction problems.
Based on the substructure approach, the unbounded soil beneath the foundation has been …

The dynamic characteristics and responses of a baffled rectangular aqueduct supported on
the flexible soil under the horizontal seismic input acceleration are studied. The linear …

A simplified model for simulating unbounded soil in the vertical vibration problems of surface
foundations is presented. The model comprises a mass, a spring, and a dashpot without any …

Dynamic soil-structure interaction (SSI) significantly impacts structural vibration. Over the
past few decades, numerous simplified models were developed to analyze dynamic SSI on …

Purpose A newly developed frequency-independent lumped parameter model (LPM) is the
purpose of the present paper. This new model's direct outcome ensures high efficiency and …

This paper uses the complex Chebyshev polynomials to develop the lumped-parameter (LP)
model of foundations. The method is an important extension to the approach adopting …