Issue |
E3S Web Conf.
Volume 248, 2021
2021 3rd International Conference on Civil Architecture and Energy Science (CAES 2021)
|
|
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Article Number | 01033 | |
Number of page(s) | 5 | |
Section | Chemical Performance Structure Research and Environmental Pollution Control | |
DOI | https://doi.org/10.1051/e3sconf/202124801033 | |
Published online | 12 April 2021 |
An elastic-viscous-plastic structured UH model
North China University of Technology, School of Civil Engineering, Beijing, 100144, China
* Corresponding author: zhuenyang@ncut.edu.cn
On the basis of the structured unified hardening model (structured UH model) considering soil structured collapse, the time effect is take into account, and an elastic-viscous-plastic structured UH model is extended. In the presented model, the moving normal compression line (MNCL) is extended to a moving instant normal compression line (MINCL) for simulating both soil structure effect and time effect. Then the instance plastic strains irrespective of time effect are calculated by referring the MINCL, and the plastic strains due to time effect are calculated by referring the traditional instant normal compression line. Comparisons between test data and model simulation indicate that the presented elastic-viscous-plastic structured UH model is qualified to simulate the combined actions of soil structure and time effects both in compression and in shearing.
© The Authors, published by EDP Sciences, 2021
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