Results 11 to 20 of about 309 (198)

Imaging the jet-induced medium response with energy correlators [PDF]

open access: yesEPJ Web of Conferences
Quark-gluon plasma (QGP), when viewed at length scales of order the inverse of its temperature, behaves as a strongly-coupled liquid. However, when it is probed with sufficiently high momentum transfer, asymptotic freedom mandates the presence of quark ...
Bossi Hannah   +5 more
doaj   +1 more source

Control of vortex shedding from two side-by-side cylinders using a pair of tangential jets

open access: yesAIP Advances, 2020
The active control of two side-by-side cylinder wakes by tangential jets with a Reynolds number of 3900 and a pitch ratio of 1.1 was studied experimentally and numerically.
Fangyang Yuan   +3 more
doaj   +1 more source

Flow through a hexagonal mixing grid with parabolic vanes measured experimentally by PIV in two planes at distances 1 and 5 × the maximum inscribed diameter D at Reynolds number based on D of 1.5⋅104, 3.1⋅104 and 6.2⋅104 [PDF]

open access: yesMATEC Web of Conferences
Particle Image Velocimetry (PIV) method is used to measure the flow through a prototype mixing grid for nuclear reactor. In this preliminary experiment, there are no fuel rods, the grid is empty.
Marek Václav   +3 more
doaj   +1 more source

Coastal impacts on offshore wind farms – a review focussing on the German Bight area

open access: yesMeteorologische Zeitschrift, 2022
The atmospheric boundary layer experiences multiple changes in coastal regions, especially with wind directions from land towards the sea, where the wind speed usually increases due to the smaller roughness of the ocean surface.
Johannes Schulz-Stellenfleth   +17 more
doaj   +1 more source

Towards Reconstruction of Complex Flow Fields Using Unit Flows

open access: yesFluids, 2021
Many complex turbulent flows in nature and engineering can be qualitatively regarded as being constituted of multiple simpler unit flows. The objective of this work is to characterize the coherent structures in such complex flows as a combination of ...
Paul J. Kristo   +2 more
doaj   +1 more source

Design Evolution and Wind Tunnel Tests of a Three-Lifting Surface Regional Transport Aircraft

open access: yesAerospace, 2022
This paper deals with the experimental assessment of the aerodynamic characteristics of an innovative large turboprop aircraft. The configuration is a three-lifting surfaces airplane with rear engine installation at tail tips, conceived to carry up to ...
Vincenzo Cusati   +3 more
doaj   +1 more source

Observations of wind farm wake recovery at an operating wind farm [PDF]

open access: yesWind Energy Science
The interplay of momentum surrounding wind farms significantly influences wake recovery, affecting the speed at which wakes return to their freestream velocities. Under stable atmospheric conditions, wind farm wakes can extend over considerable distances,
R. Krishnamurthy   +9 more
doaj   +1 more source

Laboratory modelling of atmospheric dynamical processes

open access: yesEPJ Web of Conferences, 2009
We discuss how atmospheric or oceanic flow processes can be reproduced at laboratory scale. The similarity conditions for the effects of density stratification and Earth rotation are first presented.
Sommeria J., Didelle H.
doaj   +1 more source

Numerical investigation of different flow regimes for multiple staggered rows

open access: yesAIP Advances, 2019
In this numerical exploration, the combined effect of Reynolds number (30 ≤ Re ≤ 150) and gap spacing (1 ≤ g ≤ 7) is studied for two dimensional cross flow across multiple staggered rows of square cylinders.
Ghazala Nazeer   +3 more
doaj   +1 more source

On the non-local turbulent transport and non-gradient thermal diffusion phenomena in HVAC systems [PDF]

open access: yesFME Transactions, 2012
The turbulence structure investigation is essential for understanding the physics of flow-thermodynamic processes in Heating, Ventilation and Air conditioning (HVAC) systems.
Burazer Jela M.   +2 more
doaj  

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