Results 41 to 50 of about 2,751,374 (249)

Can solar wind viscous drag account for CME deceleration?

open access: yes, 2012
The forces acting on solar Coronal Mass Ejections (CMEs) in the interplanetary medium have been evaluated so far in terms of an empirical drag coefficient $C_{\rm D} \sim 1$ that quantifies the role of the aerodynamic drag experienced by a typical CME ...
Borgazzi, Andrea   +2 more
core   +1 more source

The Experimentally and Numerically Determination Of The Drag Coefficient Of A Bus Model

open access: yesInternational Journal of Automotive Engineering and Technologies, 2018
In this study, the drag coefficient of a 1/33 scaled bus model were determined by experimentally in wind tunnel and numerically in Fluent®. The tests were performed at 6 different free flow rates and between the range of 382 866- 792 900 Reynolds numbers
Cihan Bayındırlı, M. Çelik
semanticscholar   +1 more source

A Comparison of Experimental and Analytical Procedures to Measure Passive Drag in Human Swimming. [PDF]

open access: yesPLoS ONE, 2015
The aim of this study was to compare the swimming hydrodynamics assessed with experimental and analytical procedures, as well as, to learn about the relative contributions of the friction drag and pressure drag to total passive drag. Sixty young talented
Tiago M Barbosa   +5 more
doaj   +1 more source

Effect of Bottom Friction, Wind Drag Coefficient, and Meteorological Forcing in Hindcast of Hurricane Rita Storm Surge Using SWAN + ADCIRC Model

open access: yes, 2017
An evaluation of the effect of bottom friction, wind drag coefficient, and meteorological forcing is conducted using a tightly coupled wave and circulation model, SWAN + ADCIRC (i.e., Simulating WAves Nearshore + ADvanced CIRCulation), to hindcast the ...
M. Akbar   +2 more
semanticscholar   +1 more source

Calculation and uncertainty analysis method for airfoil drag coefficient considering compressibility

open access: yesAIP Advances
In order to meet the need of evaluating the effectiveness of airfoil drag reduction design, the calculation and uncertainty analysis method for airfoil drag coefficient considering compressibility is studied.
Yufeng Du   +4 more
doaj   +1 more source

Optimal Design of an Ecofriendly Pickup Truck Overhang and Roof to Reduce the Drag Coefficient

open access: yesApplied Sciences
Until now, various studies have been conducted on the drag coefficient of pickup trucks, but little research has been conducted on the effect of the front overhang length and roof design on the drag coefficient.
Min Seok Kim   +3 more
doaj   +1 more source

NEW TECHNOLOGIES IMPROVING AERODYNAMIC PROPERTIES OF FREIGHT VEHICLES [PDF]

open access: yesApplied Engineering Letters, 2019
Fuel consumption of heavy duty vehicles is caused by actual vehicle resistances acting during the vehicle motion. This paper deals with possibilities to reduce the vehicle aerodynamic resistance, air drag coefficient.
Tomas Skrucany   +3 more
doaj   +1 more source

Magnon-drag thermopower and Nernst coefficient in Fe, Co, and Ni [PDF]

open access: yes, 2016
Magnon drag is shown to dominate the thermopower of elemental Fe from 2 to 80 K and of elemental Co from 150 to 600 K; it is also shown to contribute to the thermopower of elemental Ni from 50 to 500 K.
Sarah J. Watzman   +7 more
semanticscholar   +1 more source

Understanding the effect of seams on the aerodynamics of an association football [PDF]

open access: yes, 2005
The aerodynamic properties of an association football were measured using a wind tunnel arrangement. A third scale model of a generic football (with seams) was used in addition to a 'mini-football'.
Carré M. J.   +6 more
core   +1 more source

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