Results 51 to 60 of about 18,765 (251)

Finite element simulations of clayey soil ground with a three-dimensional nonlinear elastic viscoplastic model

open access: yes, 2023
16th International Conference of the International Association for Computer Methods and Advances in Geomechanics, 5-8 May 2021, Turin, Italy202310 bcchAccepted ManuscriptRGCOthersHong Kong Polytechnic UniversityPublishedGreen ...
Chen, ZJ, Feng, WQ, Yin, JH
core   +1 more source

Research on 3D Geomechanics Physical Model of a Slide on G217 Highway in Xinjiang

open access: yesShuitu baochi yanjiu, 2007
According to the information of the geomechanics physical model in recent years,a 3D geomechanics physical model of a slide on G217 highway in Xinjiang is made to research the mechanism of deformation and destruction.The key factors to make the slide is ...
ZHANG Xiao-guang   +2 more
doaj  

Modeling proppant transport and settling in a 3D propagating fracture

open access: yesDeep Underground Science and Engineering, EarlyView.
A versatile multiphysics tool is presented for simulating the complex processes involved in hydraulic fracturing treatments. The model couples fracture opening and propagation, variable‐density slurry flow, and proppant particle transport within the multiphysics object‐oriented simulation environment framework, based on two‐phase mixture equations and ...
Robert Egert   +2 more
wiley   +1 more source

Tensor Visualization in Computational Geomechanics [PDF]

open access: yes, 2002
We present a novel technique for visualizing tensors in three dimensional (3D) space. Of particular interest is the visualization of stress tensors resulting from 3D numerical simulations in computational geomechanics.
Jeremic, Boris   +6 more
core  

World's fastest 10 000‐m breakthrough: The XY‐22 well redefines deep‐earth access in the Tarim Basin

open access: yesDeep Underground Science and Engineering, EarlyView.
The Tarim Basin in northwestern China hosts one of the world's deepest petroleum systems, exemplified by the XY‐22 ultra‐deep well (bottom depth: 11 116 m; ~220°C, ~145 MPa). This study integrates tectonic mapping, geological cross‐sections, ultraviolet fluorescence microscopy, and optical photothermal infrared (OPTIR) spectroscopy to characterize ...
Qingwen Tan   +4 more
wiley   +1 more source

Reservoir simulations integrated with geomechanics for West Sak Reservoir [PDF]

open access: yes, 2014
Master's Project (M.S.) University of Alaska Fairbanks, 2014Geomechanics is the study of the mechanical behavior of geologic formations. Geomechanics plays an important role in the life of a well.
Chauhan, Nitesh
core  

Geomechanics Challenges and its Future Direction – Food for Thought [PDF]

open access: yes, 2013
Geomechanics has proven to be the backbone of safe and cost effective mining practice. However, experience shows it still does not have the appreciation of most mine managements until there is a fatality or costly ore sterilization.
Suorineni, FT
core   +1 more source

Geomechanics in Depleted Faulted Reservoirs

open access: yesEnergies, 2020
This paper examines the impact of the effective stresses that develop during depletion of a faulted reservoir. The study is based on finite element modeling using 2D plane strain deformation analysis with pore pressure and elastoplastic deformation of ...
Nikolaos Markou, Panos Papanastasiou
doaj   +1 more source

Modeling and monitoring injectivity evolution during cold CO2 injection with field evidence from aquistore carbon capture and storage operations

open access: yesDeep Underground Science and Engineering, EarlyView.
This work integrates 5 years of field data from the Aquistore CCS project with a non‐isothermal THM modeling framework to explain how cold CO2 injection alters injectivity over time. The study shows that sustained cooling near the wellbore reduces effective stresses, promotes tensile micro‑cracking, and leads to semi‑reversible permeability enhancement
Alireza Rangriz Shokri   +3 more
wiley   +1 more source

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