Results 11 to 20 of about 3,832,000 (370)

Fluid Flow In 2-D Single Phase Petroleum Reservoir [PDF]

open access: goldمجلة التربية والعلم, 2007
The purpose of this paper is to test the Darcy's equation and to investigate, by simulations how it's suitable for use in single-phase oil reservoir, and to be used later in history matching procedure.
Thamir Abdul Hafedh
doaj   +2 more sources

Multilevel Markov Chain Monte Carlo Method for High-Contrast Single-Phase Flow Problems [PDF]

open access: green, 2014
In this paper we propose a general framework for the uncertainty quantification of quantities of interest for high-contrast single-phase flow problems.
Yalchin Efendiev   +3 more
openalex   +3 more sources

Flow Characteristics in a Single Phase Closed Thermosyphon

open access: bronzeTRANSACTIONS OF THE JAPAN SOCIETY OF MECHANICAL ENGINEERS Series B, 2004
As the heat transfer in the thermosyphon depends on natural convection flow inside, it is important to investigate the flow characteristics. Upward and downward flows meet each other in the intermediate section of thermosyphon and then a complicated flow takes place.
Isao Ishihara, Kazumasa Nakagawa
openaire   +3 more sources

Mathematical Analysis of Single and Two-Phase Flow of Blood in Narrow Arteries with Multiple Contrictions

open access: diamondJournal of Applied Fluid Mechanics, 2015
The pulsatile flow of blood in narrow arteries with multiple-stenoses under body acceleration is analyzed mathematically, treating blood as (i) single-phase Herschel-Bulkley fluid model and (ii) two-phase Herschel- Bulkley fluid model.
DS Sankar, Atulya K Nagar, A Vanav kumar
doaj   +2 more sources

Experimental Investigation of Artificial Cavities Effect of Single-Phase Fluid Flow and Heat Transfer in Single Microchannel [PDF]

open access: yesEngineering and Technology Journal, 2022
In this paper, an experimental study has been conducted to investigate the influence of artificial cavities (artificial nucleation sites, ANS) in a single microchannel on the characteristics of flow and heat transfer at a single-phase flow.
Qahtan Al-Nakeeb   +2 more
doaj   +1 more source

Decoding Fluid Flow Characteristics Through Distributed Acoustic Sensing: A Novel Approach. [PDF]

open access: yesSensors (Basel)
Flow characteristic monitoring includes parameters such as flow regime, fluid characteristic frequency, and flow rate, which are crucial for optimizing production and ensuring the safety of oil and gas transportation systems.
Ku H, Zhang K, He X, Zhang M, Lu H.
europepmc   +2 more sources

From Darcy Equation to Darcy Paradox

open access: yesFluids, 2022
This theoretical paper focuses on the single-phase fluid flow through a granular porous medium. The emphasis is on the Darcy flow regime (without free boundary) of a linear viscous fluid in a saturated, deformable, homogeneous porous medium. The approach
Carmine Di Nucci, Daniele Celli
doaj   +1 more source

Study on Variation Laws of Fluid Threshold Pressure Gradient in Low Permeable Reservoir

open access: yesEnergies, 2020
A study on the seepage characteristics and laws of nano-micron pore throat in a low permeable reservoir matrix is of great significance for promoting high efficacy of low permeable reservoirs.
Mingwei Zhao   +3 more
doaj   +1 more source

Heat Transfer Deterioration by the Copper Oxide Layer on Horizontal Subcooled Flow Boiling

open access: yesApplied Mechanics, 2023
Water–copper is one of the most common combinations of working fluid and heating surface in high-performance cooling systems. Copper is usually selected for its high thermal conductivity and water for its high heat transfer coefficient, especially in the
Edgar Santiago Galicia   +6 more
doaj   +1 more source

On global solutions to a viscous compressible two-fluid model with unconstrained transition to single-phase flow in three dimensions [PDF]

open access: yesCalculus of Variations and Partial Differential Equations, 2019
We consider the Dirichlet problem for a compressible two-fluid model in multi-dimensions. It consists of the continuity equations for each fluid and the momentum equations for the mixture.
Huanyao Wen
semanticscholar   +1 more source

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