Search Results - "Akhmetov, D. G."

Flow structure and mechanism of heat transfer in a Ranque–Hilsch vortex tube by Akhmetov, D.G., Akhmetov, T.D.

“…•Fluid velocity was measured in the whole volume of a Ranque-Hilsch vortex tube.•Pattern of streamlines was constructed from the velocity distributions.•The…”
Get full text

Flow Structure in a Ranque−Hilsch Vortex Tube by Akhmetov, D. G., Akhmetov, T. D., Pavlov, V. A.

“…The structure of twisted flow in a Ranque−Hilsch vortex tube is investigated experimentally by modeling gas flow with an incompressible fluid flow. The…”
Get full text

Flow structure in a vortex chamber by Akhmetov, D. G., Akhmetov, T. D.

“…The structure of a swirl flow in a vortex chamber is studied. Distributions of the azimuthal and axial components of velocity are obtained almost in the entire…”
Get full text

Generation of Large-Scale High-Velocity Vortex Rings by Initiating an Explosive by Akhmetov, D. G., Kotelnikova, M. S., Nikulin, V. V., Plastinin, A. V., Chashnikov, E. A., Kop’ev, V. F., Zaitsev, M. Yu

“…By initiating explosive charges in a cylindrical tube with one end face being plugged, vortex rings with diameters of the order of 1 m and initial velocity of…”
Get full text

Model of vortex ring formation by Akhmetov, D. G.

“…A semi-empirical model of vortex ring formation during exhaustion of a pulsed submerged jet from a circular orifice is presented. Formulas for determining the…”
Get full text

Loss of energy during the motion of a vortex ring by Akhmetov, D. G.

“…Experimental estimates of energy and energy dissipation of a vortex ring are presented. The energy losses during the motion of a vortex ring and a streamlined…”
Get full text

Vorticity cumulation in a rectangular tank with a sloping bottom after a sharp deceleration in rotation by Akhmetov, D. G., Nikulin, V. V., Ostapenko, V. V.

“…The results of experimental, theoretical and numerical modeling of the evolution of homogeneous vorticity in a rectangular tank with a sloping bottom after a…”
Get full text

Mechanism of generating self-excited oscillations in swirling-jet effluxes by Akhmetov, D. G., Nikulin, V. V.

Get full text

Features of the vortex-core precession in a cylindrical chamber by Akhmetov, D. G., Nikulin, V. V.

Get full text

Experimental determination of the time of tornado-like vortex formation in a closed chamber by Akhmetov, D. G., Nikulin, V. V.

“…The laws of tornado-like vortex formation in a closed chamber have been experimentally studied as dependent on the air volume flow rate and swirl intensity. A…”
Get full text

Structure and evolution of vortex cores by Akhmetov, D. G., Tarasov, V. F.

Get full text

Flow structure in a fire tornado-like vortex by Akhmetov, D. G., Gavrilov, N. V., Nikulin, V. V.

Get full text

LOSS OF ENERGY DURING THE MOTION OF A VORTEX RING by AKHMETOV, D. G

Get full text

MODEL OF VORTEX RING FORMATION by AKHMETOV, D. G

Get full text

Formation and basic parameters of vortex rings by Akhmetov, D G

“…This paper describes an experimental study of the properties of vortex rings with variation of parameters of the air jet expelled from a round nozzle by a…”
Get full text

Experimental Study of Self-Oscillations Developing in a Swirling-Jet Flow by Akhmetov, D. G., Nikulin, V. V., Petrov, V. M.

Get full text

Extinguishing gas and oil well fires by means of vortex rings by Akhmetov, D. G., Lugovtsov, B. A., Tarasov, V. F.

Get full text

Burning gusher flowrate evaluation based on diffusive plume height by Akhmetov, D. G.

Get full text

Occurrence of tornado-like vortices in a rotating fluid under forced inertial oscillations of large amplitude by Akhmetov, D G, Lugovtsov, B A, Makarenko, V G, Nikulin, V V

“…Experimental estimates are obtained for the main parameters of tornado-like vortices that arise from excitation of forced axisymmetric inertial oscillations of…”
Get full text

Occurrence of tornado-like vortices in a rotating fluid under forced inertial oscillations of large amplitude by AKHMETOV, D. G, LUGOVTSOV, B. A, MAKARENKO, V. G, NIKULIN, V. V

Get full text