Results 31 to 40 of about 1,271,365 (344)

Plunging Airfoil: Reynolds Number and Angle of Attack Effects

open access: yesAerospace, 2021
Natural flight has consistently been the wellspring of many creative minds, yet recreating the propulsive systems of natural flyers is quite hard and challenging.
Emanuel A. R. Camacho   +3 more
doaj   +1 more source

Effects of inertia and turbulence on rheological measurements of neutrally-buoyant suspensions [PDF]

open access: yesJournal of Fluid Mechanics, 811, 525-543, 2017, 2016
For low-Reynolds number shear-flows of neutrally-buoyant suspensions, the shear stress is often modeled using an effective viscosity that depends only on the solid fraction. As the Reynolds number ($Re$) is increased and inertia becomes important, the effective viscosity also depends on the Reynolds number itself.
arxiv   +1 more source

Is the critical Reynolds number universal?

open access: yesJournal of Experimental and Theoretical Physics, 2002
7 pages, 4 ...
S. A. Novopashin, A. Muriel
openaire   +3 more sources

Hydrothermal performance improvement of an inserted double pipe heat exchanger with Ionanofluid

open access: yesCase Studies in Thermal Engineering, 2021
To meet the growing energy demand, double pipe heat exchangers (DPHEX), which are used in a variety of energy and thermal engineering applications, require improved heat transfer performance.
Likhan Das   +7 more
doaj  

Reynolds number calculation and applications for curved wall jets [PDF]

open access: yesINCAS Bulletin, 2014
The current paper refers to the preliminary estimation of the Reynolds number for curved wall jets. This, in turn, can be a useful tool for controlling the boundary layer mesh size near a generic curved wall which is wetted by a thin, attached jet.
Valeriu DRAGAN
doaj   +1 more source

What is the Reynolds Number of the Reynolds' Layer? [PDF]

open access: yes, 1999
Several authors have now suggested that some interstellar clouds above the plane of the Galaxy are interacting with the Reynolds' layer, the warm ionized gas extending well above (H~910 pc) the Galactic plane (Reynolds 1993). Characterizing the interaction between these clouds and their surroundings should be useful in understanding one source of ...
openaire   +3 more sources

Reynolds numbers in the early Universe [PDF]

open access: yesPhysics Letters B, 2012
9 pages, 2 ...
openaire   +2 more sources

Stochastic low Reynolds number swimmers [PDF]

open access: yesJournal of Physics: Condensed Matter, 2009
As technological advances allow us to fabricate smaller autonomous self-propelled devices, it is clear that at some point directed propulsion could not come from pre-specified deterministic periodic deformation of the swimmer's body and we need to develop strategies to extract a net directed motion from a series of random transitions in the ...
Golestanian, R, Ajdari, A
openaire   +5 more sources

Workflow for computational fluid dynamics modeling of fixed‐bed reactors packed with metal foam pellets: Hydrodynamics

open access: yesAIChE Journal, Volume 69, Issue 1, January 2023., 2023
Abstract In recent years, the catalyst pellets made of open‐cell metallic foams have been identified as a promising alternative in fixed‐bed reactors. A reliable modeling tool is necessary to investigate the suitability of different foam properties and the shapes of foam pellets.
Ginu R. George   +7 more
wiley   +1 more source

Drop breakage in a single‐pass through vortex‐based cavitation device: Experiments and modeling

open access: yesAIChE Journal, Volume 69, Issue 1, January 2023., 2023
Abstract Liquid–liquid emulsions are used in many sectors such as personal care, home care, and food products. There is an increasing need for developing compact and modular devices for producing emulsions with desired droplet size distribution (DSD). In this work, we have experimentally and computationally investigated an application of vortex‐based ...
Abhijeet H. Thaker, Vivek V. Ranade
wiley   +1 more source

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