مكتبة الكتب العربية
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Apr 30, 2018 ... reconnection of vortex lines within the individual vortex tubes ... tion – in which the vortex lines lie locally in a plane – ... plane to those of ...
Feb 8, 2005 ... vortex tubes of oppositely signed x component of vorticity are formed between the vortex rings. Laboratory experiments can elucidate the ...
Oct 27, 2017 ... Vortex tube is a non conventional cooling device, having no moving parts which will produce cold air and hot air from the source of compressed ...
in two directions, y and z, of the plane normal to the tubes and the amplitude is ε = ro. The vortex Reynolds number, defined by the ratio Γ/ν, is equal to ...