Results 121 to 130 of about 76,676 (363)

Laboratory observations of permeability enhancement by fluid pressure oscillation of in situ fractured rock [PDF]

open access: yes, 2011
We report on laboratory experiments designed to investigate the influence of pore pressure oscillations on the effective permeability of fractured rock.
Brodsky, Emily E.   +3 more
core   +4 more sources

Failure mechanism of the coal wall at the working face based on an eccentric compression mechanical model

open access: yesDeep Underground Science and Engineering, EarlyView.
In this study, the nonuniform distribution of the bearing pressure in front of the coal wall has been revealed based on in situ monitoring data and numerical simulation results. Therefore, an eccentric compression mechanical model of the coal wall was established to study the deformation and failure characteristics of a coal wall. The slenderness ratio
Maolin Tian   +6 more
wiley   +1 more source

Development of an improved numerical model for fracture propagation in hydraulic fracturing of low-permeability formations using FracproPT software

open access: yesUnconventional Resources
The primary technologies employed to access unconventional resources today are horizontal drilling and single or multi-stage fracturing. Micro-seismic data frequently corroborates that hydraulic fracturing in shale reservoirs generates intricate fracture
Najeeb Anjum Soomro
doaj   +1 more source

Simulation of Naturally Fractured Reservoirs. State of the Art Simulation des réservoirs naturellement fracturés. État de l’art

open access: yesOil & Gas Science and Technology, 2010
Use of fractured reservoir simulators can help reservoir engineers in the understanding of the main physical mechanisms and in the choice of the best recovery process and its optimization. Significant progress has been made since the first publications
Lemonnier P., Bourbiaux B.
doaj   +1 more source

Quantum algorithms for geologic fracture networks [PDF]

open access: gold, 2023
Jessie M. Henderson   +6 more
openalex   +1 more source

Permeability evolution during progressive development of deformation bands in porous sandstones [PDF]

open access: yes, 2003
[1] Triaxial deformation experiments were carried out on large (0.1 m) diameter cores of a porous sandstone in order to investigate the evolution of bulk sample permeability as a function of axial strain and effective confining pressure.
Antonellini   +51 more
core   +3 more sources

Hotspots, trends, and regional focus on oil or gas exploration: A bibliometric comparative study

open access: yesDeep Underground Science and Engineering, EarlyView.
This paper explores the research trends in global oil and gas exploration through the bibliometric analysis of 3460 articles collected from the Web of Science database on oil and gas exploration published from 2013 to 2023. The research hotspots, objects, regional distribution, methods, and evaluation methods of oil and gas exploration are analyzed and
Jihong Wang   +3 more
wiley   +1 more source

Role of fault and fracture networks to de-risk geological leakage from subsurface energy sites

open access: gold, 2021
Roberto Rizzo   +8 more
openalex   +1 more source

Relation of Magnetic and Gravity Field Data to Selected Structural Elements of the Central Portion of the Arkoma Basin [PDF]

open access: yes, 1980
In order to acquire a greater understanding of some of the major basement structural features characteristic of the Arkoma basin, magnetic and gravity data have been collected and analyzed for a selected area.
McBride, John H.
core   +2 more sources

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