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Designing an efficient smoothed point interpolation method for modeling slope deformation

Jiayu Qin (China University of Geosciences Beijing, Beijing, China)
Nengxiong Xu (China University of Geosciences Beijing, Beijing, China)
Gang Mei (China University of Geosciences Beijing, Beijing, China)

Engineering Computations

ISSN: 0264-4401

Article publication date: 4 July 2023

Issue publication date: 14 July 2023

43

Abstract

Purpose

In this paper, the smoothed point interpolation method (SPIM) is used to model the slope deformation. However, the computational efficiency of SPIM is not satisfying when modeling the large-scale nonlinear deformation problems of geological bodies.

Design/methodology/approach

In this paper, the SPIM is used to model the slope deformation. However, the computational efficiency of SPIM is not satisfying when modeling the large-scale nonlinear deformation problems of geological bodies.

Findings

A simple slope model with different mesh sizes is used to verify the performance of the efficient face-based SPIM. The first accelerating strategy greatly enhances the computational efficiency of solving the large-scale slope deformation. The second accelerating strategy effectively improves the convergence of nonlinear behavior that occurred in the slope deformation.

Originality/value

The designed efficient face-based SPIM can enhance the computational efficiency when analyzing large-scale nonlinear slope deformation problems, which can help to predict and prevent potential geological hazards.

Keywords

Acknowledgements

This research was jointly supported by the National Natural Science Foundation of China (grant numbers: 42277161 and 42230709). The authors would like to thank the editor and the reviewers for their contributions.

Citation

Qin, J., Xu, N. and Mei, G. (2023), "Designing an efficient smoothed point interpolation method for modeling slope deformation", Engineering Computations, Vol. 40 No. 5, pp. 1175-1194. https://doi.org/10.1108/EC-05-2022-0367

Publisher

:

Emerald Publishing Limited

Copyright © 2023, Emerald Publishing Limited

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