Journal of Engineering Physics and Thermophysics
Volume 81, Number 3, 499-503, DOI: 10.1007/s10891-008-0060-1

Numerical analysis of the mechanism of decreasing the frontal resistance of the rolling wheel by generating a circular vortex in front of it

Yu. V. Zhukova, S. A. Isaev, Yu. M. Lipnitskii and A. E. Usachov

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Abstract

In solving nonstationary Navier-Stokes equations by the factorized finite-volume method, we analyze the vortex mechanism of decreasing the drag of a rolling circular cylinder by generating a vortex in front of it due to the rotation of a small-diameter cylinder.
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Translated from Inzhenerno-Fizicheskii Zhurnal, Vol. 81, No. 3, pp. 475–479, May–June, 2008.

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