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Skip to Search Results- 2Cemented sand
- 2Constitutive model
- 1Bounding surface plasticity
- 1Cohesionless Sands
- 1Constitutive Model
- 1Constitutive modeling
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2016-01-01
Mojtaba Rahimi, Dave Chan, Alireza Nouri
This paper presents a critical state constitutive model for cemented sand. The model uses a single capped yield surface as a function of the void ratio, confining pressure, preconsolidation pressure, and stress ratio at the peak of the undrained effective stress path. To model the cemented...
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2016-01-01
Mojtaba Rahimi, Dave Chan, Alireza Nouri
This paper presents a constitutive model for describing the stress-strain response of sands under cyclic loading. The model, formulated using the critical state theory within the bounding surface plasticity framework, is an upgraded version of an existing model developed for monotonic behavior...
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2018-01-01
Mojtaba Rahimi, Dave Chan, Alireza Nouri
An elastoplastic constitutive model within the framework of bounding surface plasticity theory is adopted to predict the mechanical behaviour of soft sandstone under monotonic and cyclic loadings. In this model, the loading surface always passes through the current stress state regardless of the...
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Effects of Inherent Fabric Anisotropy and Intermediate Principal Stress on Constitutive Behavior of Uncemented and Cemented Sands
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Mojtaba Rahimi, Dave Chan, Alireza Nouri, Rouzbeh Rasouli
Sand response changes with intensity of cementation bonds between sand grains, magnitude of intermediate principal stress and with fabric anisotropy. First a critical state bounding surface plasticity model is presented in this paper. In this constitutive model, the loading surface always...