Numerical Implementation of a Hydro-Mechanical Coupling Constitutive Model for Unsaturated Soil Considering the Effect of Micro-Pore Structure
Abstract
:1. Introduction
2. Modified Glasgow Coupled Model (MGCM) Overview
2.1. Effective Degree of Saturation Considering the Influence of the Microscopic Pore Structure
2.2. Constitutive Variables
2.3. Yield Curves
2.4. Hardening Law
2.5. Flow Rule
2.6. Stress–Strain Relationship
3. Fortran Program Prediction and Validation
4. Numerical Implementation
4.1. Solid-Phase and Liquid-Phase Yield Equations
4.2. Matrix Form Stress–Strain Relation
4.3. Implicit Integration Algorithm
5. Model Validation
6. Conclusions
Author Contributions
Funding
Institutional Review Board Statement
Informed Consent Statement
Data Availability Statement
Conflicts of Interest
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0.11 | 0.02 | 0.08 | 0.02 | 0.4 | 0.9 | 0.87 | 0.3 |
Number | Sr | Sres | /KPa | /KPa | /KPa | |
A | 1.713 | 0.690 | 0.15 | 45.7 | 228.6 | 430 |
B | 1.718 | 0.681 | ||||
C | 1.715 | 0.688 |
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Cai, G.; Han, B.; Li, M.; Di, K.; Liu, Y.; Li, J.; Wu, T. Numerical Implementation of a Hydro-Mechanical Coupling Constitutive Model for Unsaturated Soil Considering the Effect of Micro-Pore Structure. Appl. Sci. 2021, 11, 5368. https://doi.org/10.3390/app11125368
Cai G, Han B, Li M, Di K, Liu Y, Li J, Wu T. Numerical Implementation of a Hydro-Mechanical Coupling Constitutive Model for Unsaturated Soil Considering the Effect of Micro-Pore Structure. Applied Sciences. 2021; 11(12):5368. https://doi.org/10.3390/app11125368
Chicago/Turabian StyleCai, Guoqing, Bowen Han, Mengzi Li, Kenan Di, Yi Liu, Jian Li, and Tianchi Wu. 2021. "Numerical Implementation of a Hydro-Mechanical Coupling Constitutive Model for Unsaturated Soil Considering the Effect of Micro-Pore Structure" Applied Sciences 11, no. 12: 5368. https://doi.org/10.3390/app11125368
APA StyleCai, G., Han, B., Li, M., Di, K., Liu, Y., Li, J., & Wu, T. (2021). Numerical Implementation of a Hydro-Mechanical Coupling Constitutive Model for Unsaturated Soil Considering the Effect of Micro-Pore Structure. Applied Sciences, 11(12), 5368. https://doi.org/10.3390/app11125368