Results 31 to 40 of about 2,101,766 (209)

Role of fluid elasticity and viscous instabilities in proppant transport in hydraulic fractures [PDF]

open access: yes, 2013
textThis dissertation presents an experimental investigation of fluid flow, proppant settling and horizontal proppant transport in hydraulic fractures.
Malhotra, Sahil
core  

Mechanisms of Proppant Transport in Rough Fractures of Offshore Unconventional Reservoirs: Shale and Tight Sandstone

open access: yesJournal of Marine Science and Engineering
After hydraulic fracturing, unconventional reservoirs frequently encounter challenges related to limited effective proppant support distance and suboptimal proppant placement.
Biao Yin   +3 more
doaj   +1 more source

Study on proppant migration and placement under sand-carrying action of clean fracturing fluid

open access: yesMeikuang Anquan, 2022
In order to explore the law of proppant migration and placement under clean fracturing fluid, an Euler multiphase flow model was established through FLUENT numerical simulation software based on computational fluid dynamics(CFD).
ZUO Weiqin   +5 more
doaj   +1 more source

A Coupled Extended Finite Element–Cohesive Zone Model for Hydraulic Fracture Propagation Under Poroelastic Effects Across Different Propagation Regimes

open access: yesInternational Journal for Numerical and Analytical Methods in Geomechanics, Volume 50, Issue 11, Page 4518-4540, 10 August 2026.
ABSTRACT Numerical simulation of hydraulic fracturing remains challenging due to the strong coupling between geomechanics and fluid flow when modelling multiple physical mechanisms of rock deformation, fracture evolution and fluid leak‐off. This study develops a coupled hydraulic fracture propagation framework that combines the extended finite element ...
Ran Tao, Juliana Y. Leung, Samer Adeeb
wiley   +1 more source

Advances and challenges in hydraulic fracturing of tight reservoirs: A critical review

open access: yesEnergy Geoscience, 2022
The hydraulic fracturing technology has been widely utilized to extract tight resources. Hydraulic fracturing involves rock failures, complex fracture generation, proppant transport and fracture closure.
Zhongwei Wu   +4 more
doaj   +1 more source

Nordgren PINNs to VQE: Advancing Hydraulic Fracturing Simulations in Shale Reservoirs

open access: yesInternational Journal for Numerical and Analytical Methods in Geomechanics, Volume 50, Issue 12, Page 4863-4878, 25 August 2026.
ABSTRACT This study advances hydraulic fracturing simulations in shale reservoirs using two computational paradigms, Physics‐Informed Neural Networks (PINNs) and the Variational Quantum Eigensolver (VQE). PINNs were employed to solve Nordgren's equation, which governs fracture width evolution, by embedding physical laws into the neural network ...
Dennis Delali Kwesi Wayo   +7 more
wiley   +1 more source

Improved Proppant Transport System for Slickwater Shale Fracturing

open access: yes, 2010
The primary purpose of stimulating shale reservoirs is to extend drainage radius by connecting natural fractures, thus maximizing Stimulated Reservoir Volume (SRV). A conventional proppant transport system relies on the viscosity of the fracture fluid to
N.. Kostenuk, D. J. Browne
core   +1 more source

Experimental study on proppant placement in rough fractures with shear slippage in shale reservoirs [PDF]

open access: yesYouqicang pingjia yu kaifa
Under the influence of fracture shear slippage and wall roughness, the fluid flow channels within the fractures are uneven, making the transport and placement patterns of proppant carried by fracturing fluids more complex.
ZHANG Tao   +7 more
doaj   +2 more sources

Proppant transport law in multi-branched fractures induced by volume fracturing

open access: yesPetroleum Exploration and Development, 2023
To further clarify the proppant transport and placement law in multi-branched fractures induced by volume fracturing, proppant transport simulation experiments were performed with different fracture shapes, sand ratios, branched fracture opening time and
Tiankui GUO   +8 more
doaj   +1 more source

Preparation and Performance Evaluation of a Self‐Generated Particle Plugging Agent Based on Thermosetting Resin

open access: yesAsia-Pacific Journal of Chemical Engineering, Volume 21, Issue 4, July/August 2026.
ABSTRACT A thermosetting in situ curing resin microsphere system has been developed. It has controllable phase transition time and particle size. This system addresses the current challenges of low strength, shear susceptibility, and short phase transition time in polymer microsphere blockers and thermoplastic particle blockers.
Baolei Jiao   +5 more
wiley   +1 more source

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