### Coupled Thermo-Mechanical Algorithm for Fractured Rock

A kind of coupled thermo-hydro-mechanical model of dual-porosity fractured medium for saturated- unsaturated ubiquitous-joint rock mass in which the stress field and the temperature field are

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A model of damage and healing coupling halite thermo-mechanical behavior to microstructure evolution. Geotechnical and Geological Engineering 33(2) . Zhu C. Arson C. (2014). A thermo-mechanical damage model for rock stiffness during anisotropic crack opening and closure. Acta Geotechnica 9(5) .

Get Price### (PDF) Multiscale Modeling of Thermo-mechanical Responses

A hierarchical multiscale coupling of the finite element method (FEM) and the discrete element method (DEM) is proposed to model coupled thermo-mechanical behavior of granular materials.

Get Price### (PDF) Lithosphere tectonics and thermo-mechanical

Lithosphere tectonics and thermo-mechanical properties An integrated modelling approach for Enhanced Geothermal Systems exploration in Europe. Download. Lithosphere tectonics and thermo-mechanical properties An integrated modelling approach for Enhanced Geothermal Systems exploration in Europe. Laurent Guillou-Frottier. Sierd Cloetingh.

Get Price### PUBLICATIONS geomechanics-lab

A model of damage and healing coupling halite thermo-mechanical behavior to microstructure evolution. Geotechnical and Geological Engineering 33(2) . Zhu C. Arson C. (2014). A thermo-mechanical damage model for rock stiffness during anisotropic crack opening and closure. Acta Geotechnica 9(5) .

Get Price### Shuwei ZHOU PhD Tongji University Shanghai

The long-term stability of a lined rock cavern (LRC) for underground compressed air energy storage (CAES) is investigated using a thermo-mechanical (TM) damage model. The numerical model is

Get Price### Thermo-Mechanical Properties of Materials

Thermo-mechanical properties of materials are studied for the prediction of material since it is very Figure 1. Units used for the performing of rheological models of materials. E is elastic modulus (Young s modulus) μ is bulk viscosity. 2. Thermal properties of materials

Get Price### Thermomechanical Time-Dependent Deformation and Fracturing

Mar 31 2017 · A thermomechanical numerical model is proposed to describe the time-dependent brittle deformation of brittle rocks under different constant temperatures and confining pressures.

Get Price### An inverse stress reconstruction algorithm for modelling

An inverse stress reconstruction algorithm for modelling excavation and thermo-mechanical effects of rock structures. 2004. Lanru Jing. efficiency depends very much on the specific conversion modeling discrete fracturing processes due to its simplicity algorithms used and implementation skills and was often in explicit representations of

Get Price### Minerals Free Full-Text Thermo-Mechanical Regime of

Past glaciation is known to have caused a substantial morphological change to high latitude regions of the northern hemisphere. In the assessment of the long-term performance of deep geological repositories for radioactive wastes future glaciation is a critical factor to take into consideration. This study develops a thermal-mechanical model to investigate ice sheet thermal evolution and the

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A coupled thermo-mechanical model has been developed to assess permeability changes in the vicinity of an underground coal gasification (UCG) reactor resulting from excavation and thermo-mechanical effects. Thereto we consider a stepwise UCG reactor excavation based on a pre-defined coal consumption rate and dynamic thermal boundary conditions.

Get Price### (PDF) A thermomechanical constitutive model for cemented

Thermo mechanical constitutive modeling of CGMs A convenient form to represent the two laws of thermodynamics of rate independent materials in isothermal conditions is ¼ Ψ_ þ Φ W Z0 Φ ð23Þ where Ψ_ is the rate of change of the Helmholtz Free Energy Ψ Φ the increment of energy dissipation and W the increment of mechanical

Get Price### HOTBRICKSFP7-PEOPLE-2013-IAPP

The project addresses the development of an accurate constitutive modelling of rock-like materials with a specific consideration of thermal effects and the results will have an immediate impact on the design of elements employed for technologies involving high-temperature. WP2 Thermo-mechanical modelling of refractory materials WP3

Get Price### (PDF) A thermomechanical constitutive model for cemented

Thermo mechanical constitutive modeling of CGMs A convenient form to represent the two laws of thermodynamics of rate independent materials in isothermal conditions is ¼ Ψ_ þ Φ W Z0 Φ ð23Þ where Ψ_ is the rate of change of the Helmholtz Free Energy Ψ Φ the increment of energy dissipation and W the increment of mechanical

Get Price### (PDF) Thermo-mechanical tensile testing of geothermal

The data is provided as a step. in enabling casing design e.g. of casing collapse burst and compressive/. tensile capacity for geothermal wells with temperatures between. ambient and 500

Get Price### Thermo-Mechanical Properties of Materials

Thermo-mechanical properties of materials are studied for the prediction of material since it is very Figure 1. Units used for the performing of rheological models of materials. E is elastic modulus (Young s modulus) μ is bulk viscosity. 2. Thermal properties of materials

Get Price### A constitutive model for bonded geomaterials subject to

Alessandro Gajo Francesco Cecinato Thermo-mechanical modelling of rock-like materials at very high temperature Application to ceramic refractories Journal of the European Ceramic Society 10.1016/j.jeurceramsoc.2015.12.031 36 9 () (2016).

Get Price### Thermomechanical Time-Dependent Deformation and Fracturing

Mar 31 2017 · A thermomechanical numerical model is proposed to describe the time-dependent brittle deformation of brittle rocks under different constant temperatures and confining pressures.

Get Price### Modelling Rock Fracturing Processes SpringerLink

The book also presents the fundamentals of thermo-mechanical coupling and hydro-mechanical coupling. Formulations of multiple regional mechanical thermal and hydraulic functions which allow analyses of fracture mechanics problems for structures made of brittle rock-like materials are provided.

Get Price### (PDF) Modeling the Influence of Thermo-Mechanical Crack

The only thermal parameter required is the thermal expansion coefficient which is given a standard value for rock materials ( Table 1).The thermo-mechanical test simulated consists of a uniaxial tension phase followed by a compression phase to release tensile stress.

Get Price### Thermo-mechanical modelling of rock-like materials at very

We are not allowed to display external PDFs yet. You will be redirected to the full text document in the repository in a few seconds if not click here.click here.

Get Price### An inverse stress reconstruction algorithm for modelling

An inverse stress reconstruction algorithm for modelling excavation and thermo-mechanical effects of rock structures. 2004. Lanru Jing. efficiency depends very much on the specific conversion modeling discrete fracturing processes due to its simplicity algorithms used and implementation skills and was often in explicit representations of

Get Price### A Pore-Scale Simulation on Thermal-Hydromechanical

Thermal-hydromechanical (THM) coupling process is a key issue in geotechnical engineering emphasized by many scholars. Most existing studies are conducted at macroscale or mesoscale. This paper presents a pore-scale THM coupling study of the immiscible two

Get Price### Thermomechanical analysisWikipedia

Thermomechanical analysis (TMA) is a technique used in thermal analysis a branch of materials science which studies the properties of materials as they change with temperature.. Thermomechanical analysis is a subdiscipline of the thermomechanometry (TM) technique.

Get Price### (PDF) Multiscale Modeling of Thermo-mechanical Responses

A hierarchical multiscale coupling of the finite element method (FEM) and the discrete element method (DEM) is proposed to model coupled thermo-mechanical behavior of granular materials.

Get Price### Modeling MaterialsCambridge Core

Together with its companion book Continuum Mechanics and Thermodynamics (Cambridge University Press 2011) this work presents the complete fundamentals of materials modeling for graduate students and researchers in physics materials science chemistry and engineering. Reviews.

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