Results 41 to 50 of about 6,054,606 (318)

New Measurement Method of Oil-Water Two-Phase Flow with High Water Holdup and Low Rate by Phase State Regulation

open access: yesMeasurement Science Review, 2023
Flow rate and holdup are two essential parameters to describe oil-water two-phase flow. The distribution of oil-water two-phase flow in the pipeline is very uneven, and there is a significant slippage between the phases.
Han Lianfu   +3 more
doaj   +1 more source

Internal flows of ventilated partial cavitation [PDF]

open access: yes, 2019
Our study provides the first experimental investigation of the internal flows of ventilated partial cavitation (VPC) formed by air injection behind a backward-facing step. The experiments are conducted using flow visualization and planar particle image velocimetry (PIV) with fog particles for two different cavity regimes of VPC, i.e., open cavity (OC ...
arxiv   +1 more source

Python framework for HP adaptive discontinuous Galerkin methods for two phase flow in porous media [PDF]

open access: yes, 2019
In this paper we present a framework for solving two-phase flow problems in porous media. The discretization is based on a Discontinuous Galerkin method and includes local grid adaptivity and local choice of polynomial degree.
Dedner, Andreas   +3 more
core   +1 more source

The unpredictably eruptive dynamics of spruce budworm populations in eastern Canada

open access: yesPopulation Ecology, EarlyView.
We examine historical population data for spruce budworm from several locations through the period 1930–1997, and use density‐dependent recruitment curves to test whether the pattern of population growth over time is more consistent with Royama's (1984; Ecological Monographs 54:429–462) linear R(t) model of harmonic oscillation at Green River New ...
Barry J. Cooke, Jacques Régnière
wiley   +1 more source

Relativistic Radiative Flow in a Luminous Disk [PDF]

open access: yesPubl.Astron.Soc.Jap. 57 (2005) 1023, 2006
Radiatively driven transfer flow perpendicular to a luminous disk was examined under a fully special relativistic treatment, taking into account radiation transfer. The flow was assumed to be vertical, and the gravity, the gas pressure, and the viscous heating were ignored.
arxiv   +1 more source

Probabilistic Flow Regime Map Modeling of Two-Phase Flow [PDF]

open access: yes, 2006
The purpose of this investigation is to develop models for two-phase heat transfer, void fraction, and pressure drop, three key design parameters, in single, smooth, horizontal tubes using a common probabilistic two-phase flow regime basis ...
Chato, J.C., Jassim, E.W., Newell, T.A.
core  

A CutFEM method for two-phase flow problems

open access: yes, 2018
In this article, we present a cut finite element method for two-phase Navier-Stokes flows. The main feature of the method is the formulation of a unified continuous interior penalty stabilisation approach for, on the one hand, stabilising advection and ...
Claus, Susanne, Kerfriden, Pierre
core   +2 more sources

On the effect of boundaries in two-phase porous flow [PDF]

open access: yes, 2014
In this paper we study a model of an interface between two fluids in a porous medium. For this model we prove several local and global well-posedness results and study some of its qualitative properties.
Granero-Belinchón, Rafael   +2 more
core   +2 more sources

The dual nature of TDC – bridging dendritic and T cells in immunity

open access: yesFEBS Letters, EarlyView.
TDC are hematopoietic cells combining dendritic and T cell features. They reach secondary lymphoid organs (SLOs) and peripheral organs (liver and lungs) after FLT3‐dependent development in the bone marrow and maturation in the thymus. TDC are activated and enriched in SLOs upon viral infection, suggesting that they might play unique immune roles, since
Maria Nelli, Mirela Kuka
wiley   +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

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