Results 11 to 20 of about 18,737 (215)

Convective layered flows of a vertically whirling viscous incompressible fluid. Temperature field investigation

open access: yesVestnik Samarskogo Gosudarstvennogo Tehničeskogo Universiteta. Seriâ: Fiziko-Matematičeskie Nauki, 2020
The paper discusses a class of exact solutions of the Oberbeck–Boussinesq equations suitable for describing three-dimensional nonlinear layered flows of a vertically swirling viscous incompressible fluid.
Natal'ya Vladimirovna Burmasheva   +1 more
doaj   +1 more source

Non-Premixed Filtered Tabulated Chemistry: Filtered Flame Modeling of Diffusion Flames

open access: yesFuels, 2021
The flame front filtering is a well-known strategy in turbulent premixed combustion. An extension of this approach for the non-premixed combustion context has been proposed by means of directly filtering counterflow diffusion flamelets. Promising results
Pedro Javier Obando Vega   +3 more
doaj   +1 more source

An analysis of the periodic counterflow heat exchanger for air-to-air heat recovery ventilators

open access: yesEnergy Reports, 2023
The proper operation of the ventilation system under very low external air temperature is still a great challenge. Due to the icing of the ventilation unit, maintaining appropriate air parameters in rooms during the winter period typically requires ...
Sławosz Kleszcz   +2 more
doaj   +1 more source

Heat Transfer and Pressure Drop Characteristics in Straight Microchannel of Printed Circuit Heat Exchangers

open access: yesEntropy, 2015
Performance tests were carried out for a microchannel printed circuit heat exchanger (PCHE), which was fabricated with micro photo-etching and diffusion bonding technologies.
Jang-Won Seo   +4 more
doaj   +1 more source

Convective layered flows of a vertically whirling viscous incompressible fluid. Velocity field investigation

open access: yesVestnik Samarskogo Gosudarstvennogo Tehničeskogo Universiteta. Seriâ: Fiziko-Matematičeskie Nauki, 2019
This article discusses the solvability of an overdetermined system of heat convection equations in the Boussinesq approximation. The Oberbeck-Boussinesq system of equations, supplemented by an incompressibility equation, is overdetermined.
Natal'ya Vladimirovna Burmasheva   +1 more
doaj   +1 more source

UPHILL TRANSPORT INDUCED BY COUNTERFLOW [PDF]

open access: yesThe Journal of General Physiology, 1957
1. In a membrane transport system containing a mobile carrier with affinities for two substrates a concentration gradient with respect to one of the substrates under certain conditions is able to induce an "uphill" transport (against the concentration gradient) of the other. 2.
T, ROSENBERG, W, WILBRANDT
openaire   +2 more sources

Thermal Characteristics of a Primary Surface Heat Exchanger with Corrugated Channels

open access: yesEntropy, 2015
This paper presents the heat transfer and pressure drop characteristics of a primary surface heat exchanger (PSHE) with corrugated surfaces. The PSHE was experimentally investigated for a Reynolds number range of 156–921 under various flow conditions on ...
Jang-Won Seo   +3 more
doaj   +1 more source

Breakdown of counterflow superfluidity in a disordered quantum Hall bilayer [PDF]

open access: yes, 2010
We present a theory for the regime of coherent interlayer tunneling in a disordered quantum Hall bilayer at total filling factor one, allowing for the effect of static vortices.
Cooper, N. R.   +2 more
core   +3 more sources

Aerodynamics of axisymmetric counterflowing jets [PDF]

open access: yesCombustion and Flame, 2017
The laminar flow resulting from impingement of two steadily fed low-Mach-number gaseous jets issu- ing into a stagnant atmosphere from coaxial cylindrical ducts at moderately large Reynolds numbers,often used in combustion experiments, is studied through numerical integrations of the Navier-Stokes equations.
Carpio Huertas, Jaime   +3 more
openaire   +2 more sources

Counterflows: Hydraulic Order and Residual Ecologies in the Dominican Landscape

open access: yesIberoamericana. América Latina - España - Portugal, 2019
This article argues that transnational capitalism is buoyed up by a “hydraulic order:” a paradigm that advocates unfettered flows of capital, commodities, and people as conduits for development.
Lisa Blackmore
doaj   +1 more source

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