... methods and compares the results with 2D cross-sections. Artificial Intelligence bedding lea metals & mining strength cross-section Reservoir Characterization Upstream Oil & Gas disturbance factor shear strength anisotropy rock mass finite element analysis critical srf Western...

... ABSTRACT: The goal of the study is to find the optimal design of slotted liners by 3D finite element analysis and experimental study. Slotted liners are widely used in horizontal wells because of the abilities to ensure wellbore integrity and sand control. During installation and operations...

... ranch sand diatomite increment formulation tangent stiffness tensor material tangent stiffness tensor loading sandler-rubin cap plasticity model algorithm stiffness tensor Upstream Oil & Gas Cap model strain increment plastic strain finite element analysis ARMA 16-237 An Algorithm...

.... cutter aggressiveness specific energy mechanical specific energy single cutter test numerical modeling akbari simulation reservoir characterization finite element method geometry cutter element analysis modeling finite element analysis aggressiveness reservoir geomechanics element method...

... is the analysis of the pressurization on the annulus above top of cement, which can lead to casing system collapse due to trapped drilling mud. bulk modulus taquihydryte wellbore closure finite element analysis wellbore integrity cavity reservoir characterization pressure buildup diameter...

... not change with time. In this paper we use finite element analysis to quantify the stresses that develop for perfectly elastic time-invariant layered materials under gravitational loading with zero lateral strain, and investigate the effect on the calculated stresses of laterally varying mechanical...

...) is important for drilling operation and optimization. This paper introduces a practical finite element analysis (FEA) model and program, which can simulate the working behavior of drillstring during the drilling operation. Given the hookload, wellbore geometry and some other drilling parameters, the FEA...

... longwall panels and may be used in deep coal mines, say, below 700 meters. Narrow pillars are favored for resource recovery and operational efficiency, while wide pillars are favored for safety and stability. Finite element analysis in two and three dimensions provides useful guidance in determining...

... of discontinuous rock masses under excavation. Discontinuities generally exhibit brittle (strain softening) behaviour; they typically have residual strength that is much lower than peak strength [2]. This ARMA 08-180 The Practical Modelling of Discontinuous Rock Masses with Finite Element Analysis R.E. Hammah, T...

.... Artificial Intelligence criterion Upstream Oil & Gas stability analysis strength model example 1 envelope reduction Reservoir Characterization ssr method shear envelope strength envelope finite element analysis equation safety value hoek-brown parameter example 2 SSR technique...

... of joints in analysis of unlined tunnel sections inc first 2-d and then 3 d ubiquitous joint analysis applied to established stress formulas, e.g. the Kirsch solution and subsequently o the results of plane strain finite element analysis Subsequently, the finite element analysis was improved to handle...

... element joint plane jointed rock Reservoir Characterization rockbolt reinforcement normal stress rock slope shear stress discontinuity plane passive rockbolt rockbolt rockbolt installation plane finite element analysis A NEW DISCRETE ROCKBOLT ELEMENT FOR FINITE ELEMENT ANALYSIS Taechin F...

... mines subject to blasting and seismicity. A highly efficient and effective technique [1-2] was recently developed for the elastostatic finite element analysis of unbounded solids including underground structures. In the novel technique, the effect of the unbounded rock mass was simulated by using multi...

... tomogram interpretation void propagation Upstream Oil & Gas tomogram interpretation interpretation finite element analysis Rock Mechanics, Tillerson & Wawersik (eds) ¸ 1992 Balkerna, Rotterdam. ISBN 90 5410 045 1 Verification of a seismic tomogram interpretation by finite element analysis...

... rate plug permeability cement borehole plug rock bridge sample plug permeability tuff Nuclear Regulatory Commission borehole plug Daemen normalized flow rate finite element analysis conductivity interface Rock Mechanics as a Multidtsctplinary Sctence, Roeg/ers (ed ) ¸ 1991 Balkema...

... to laboratory research and analysis of the collected information. After completing field work and based on the obtained data and results, numerical modeling has been carried out in order to examine other options for support system and for different structural conditions. As a tool, a finite element analysis...

... is to calculate a pseudo-energy release rate within the limits of a conventional numerical analysis of stress. In a two dimensional finite element analysis, this might be done by simply calculating the strain energy density change in each element. The element showing the greatest change exhibits the greatest...

... bedding orientation localized weakness Upstream Oil & Gas strength ground convergence curve material parameter imperfection finite element analysis reservoir simulation orientation mechanism stability type failure mechanism failure mechanism weakness Key Questions in Rock Mechanics...

... flow in porous media bentonire plug Fluid Dynamics radial displacement radial swellin pressure Upstream Oil & Gas axial plug shaft Daemen bentonire cement plug MPa casing and cementing mechanical interaction borehole expansive stress finite element analysis multiple...

... envelope Field Instrumentation SPDR method stress control method finite element analysis ABSTRACT 1 INTRODUCTION The Stress Control Method is a new quantitative method of designing underground mines with the aid of computers. The underlying concept of the Stress Control Method is to make...