Results 11 to 20 of about 2,116,123 (314)

An Explicit Analytical Solution for Transient Two-Phase Flow in Inclined Fluid Transmission Lines

open access: yesFluids, 2021
Due to the complex nonlinearity characteristics, analytical modeling of compressible flow in inclined transmission lines remains a challenge. This paper proposes an analytical model for one-dimensional flow of a two-phase gas-liquid fluid in inclined ...
Taoufik Wassar   +3 more
doaj   +1 more source

Interphase Power Flow Control via Single-Phase Elements in Distribution Systems

open access: yesClean Technologies, 2021
The capability of routing power from one phase to another, interphase power flow (IPPF) control, has the potential to improve power systems efficiency, stability, and operation.
Piyapath Siratarnsophon   +3 more
doaj   +1 more source

Development of the pressure drop model for two-phase flow through a packed bed with small particles

open access: yesNihon Kikai Gakkai ronbunshu, 2014
Pressure drop tests of single-phase and two-phase flows through a packed bed with micrometer size diameter particles under laminar upward flow conditions were carried out to develop the new pressure drop model for two-phase flow through a packed bed.
Hideaki HOSOI   +4 more
doaj   +1 more source

Two-Phase Flow Simulations Using 1D Centerline-Based C- and U-Shaped Pipe Meshes

open access: yesApplied Sciences, 2021
This study aims to investigate the pressure changes, bubble dynamics, and flow physics inside the U- and C-shaped pipes with four different gravitational directions.
Thinh Quy Duc Pham   +3 more
doaj   +1 more source

Upscaling of the single-phase flow and heat transport in fractured geothermal reservoirs using nonlocal multicontinuum method

open access: yesComputational Geosciences, 2019
In this work, we consider a single-phase flow and heat transfer problem in fractured geothermal reservoirs. Mixed dimensional problems are considered, where the temperature and pressure equations are solved for porous matrix and fracture networks with ...
M. Vasilyeva   +3 more
semanticscholar   +1 more source

Multiphase Actuation of AC Electrothermal Micropump

open access: yesMicromachines, 2023
Electrothermal micropumps apply an AC electric field to a conductive fluid within the range of 10 kHz–1 MHz to generate fluid flow. In this frequency range, coulombic forces dominate fluid interactions over opposing dielectric forces, resulting in high ...
Stirling Cenaiko   +2 more
doaj   +1 more source

Flow and heat transfer coupling analysis of oil-gas two-phase fluid in clearance of single screw compressor based on fuzzy curvelet finite element method

open access: yesCase Studies in Thermal Engineering, 2020
In order to analyze the flow and heat transfer coupling rules of oil-gas two-phase fluid in clearance of single screw compressor, the fuzzy curvelet finite element model is constructed based on fuzzy theory, curvelet transform and finite element method ...
Bin Zhao   +3 more
doaj   +1 more source

Numerical investigation of the large over-reading of Venturi flow rate in ARE of nuclear power plant

open access: yesNuclear Engineering and Technology, 2021
Venturi meter is frequently used in feed water flow control system in a nuclear power plant. Its accurate measurement plays a vital role in the safe operation of the plant.
Hong Wang   +3 more
doaj   +1 more source

Mixed-Dimensional Geometric Multigrid Methods for Single-Phase Flow in Fractured Porous Media

open access: yesSIAM Journal on Scientific Computing, 2019
This paper deals with the efficient numerical solution of single-phase flow problems in fractured porous media.
Andrés Arrarás   +3 more
semanticscholar   +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

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