Results 31 to 40 of about 3,832,000 (370)

Single- and Two-Phase Flow Characterization Using Optical Fiber Bragg Gratings

open access: yesSensors, 2015
Single- and two-phase flow characterization using optical fiber Bragg gratings (FBGs) is presented. The sensor unit consists of the optical fiber Bragg grating positioned transversely to the flow and fixed in the pipe walls.
Virgínia H.V. Baroncini   +3 more
doaj   +1 more source

Mathematical model of the multi-channel spiral cyclone / Daugiakanalio spiralinio ciklono oro greičių tyrimas

open access: yesMokslas: Lietuvos Ateitis, 2013
The article deals with a problem of experimental investigation and numerical simulation of gas aerodynamics of a multi-channel spiral cyclone with a tangential inlet.
Justina Danilenkaitė   +2 more
doaj   +1 more source

A novel flow-based geometrical upscaling method for representing fault zones with two-phase fault rock properties into a dynamic reservoir model

open access: yesScientific Reports, 2021
Faults are generally represented in conventional upscaled models as 2D planar surfaces with transmissibility multipliers used to represent single-phase fault properties. However, faults are structurally complex 3D zones in which both single-phase and two-
Md Saiful Islam, Tom Manzocchi
doaj   +1 more source

Effect of second phase on single phase flow meters in steam quality measurement

open access: yesInternational Journal of Multiphysics, 2016
This paper presents results from an investigation of the two phase flow, especially liquid ingas phase, in most mainly used flow meter in steam industry namely differential pressuremeter is investigated.
M Pusayatanont, P Unsworth
doaj   +1 more source

Adaptive linear solution process for single-phase Darcy flow

open access: yesOil & Gas Science and Technology, 2020
This article presents an adaptive approach for solving linear systems arising from self-adjoint Partial Differential Equations (PDE) problems discretized by cell-centered finite volume method and stemming from single-phase flow simulations. This approach
Anciaux-Sedrakian Ani   +3 more
doaj   +1 more source

Simulation of Drag Reducer Polymer (DRP) for Single and Annular Two Phase Flow in Horizontal Pipe

open access: yesJurnal Rekayasa Kimia & Lingkungan, 2018
Drag reducing polymers (DRP) is one of drag reducer types that is widely used in industry as an additive to improve fluid flow efficiency in pipes. This study is conducted to analyze the parameters that influence the efficiency of DRP through developing ...
Cindy Dianita   +2 more
doaj   +1 more source

Analysis of a Stator-Rotor-Stator Spinning Disk Reactor in Single-Phase and Two-Phase Boiling Conditions Using a Thermo-Fluid Flow Network and CFD

open access: yesFluids, 2022
Cryogenic liquid propellants are used in liquid rocket engines to obtain high specific impulse. The flow rates are controlled by turbopumps that deliver liquid propellant to the engine at high pressure levels.
Lorenzo Mazzei   +8 more
doaj   +1 more source

A review of drag reduction by additives in curved pipes for single‐phase liquid and two‐phase flows

open access: yesEngineering Reports, 2021
The effect of drag‐reducing agents (DRAs) on fluid flows in straight pipes has been well documented. Key among these is the effect of DRAs on turbulence statistics (Reynolds shear stress, turbulence intensity, streamwise and wall‐normal velocity ...
Paul O. Ayegba   +3 more
doaj   +1 more source

Can the heat transfer coefficients for single-phase flow and for convective flow boiling be equivalent?

open access: yes, 2018
During the past few decades, heat transfer during convective flow boiling inside pipes has been widely studied with the goal of unveiling the physics of the process.
C. Dorao, S. Drewes, M. Fernandino
semanticscholar   +1 more source

Weyl node with random vector potential [PDF]

open access: yes, 2016
We study Weyl semimetals in the presence of generic disorder, consisting of a random vector potential as well as a random scalar potential. We derive renormalization group flow equations to second order in the disorder strength.
Brouwer, Piet W.   +2 more
core   +2 more sources

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