vortex tube


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vortex tube

[′vȯr‚teks ‚tüb]
(fluid mechanics)
A tubular surface consisting of the collection of vortex lines which pass through a small closed curve. Also known as vortex.
References in periodicals archive ?
quasar mass M, kg 4.76 x [10.sup.42] quasar total energy E, J 9.61 x [10.sup.53] length of the quasar vortex tube l, m 1.58 x [10.sup.21] mass of 1 vortex threads of a quasar tube 5.10 x [10.sup.5] [m.sub.i], kg number of unit threads const.
Increasing the cooling rate in the proposed device is achieved through the minimum roughness in the operational part of the vortex tube (made of polypropylene, polystyrene or polyvinylchloride), and the output aperture ratio of cold and hot air of 2:1.
It uses a special layering feature in the vortex tube to ensure close contact between excess oxygen and all burning fuel.
As indicated in Section 3.1, vortex tube tilting is the characteristic phenomenon of early stage supercell development.
The CFD simulation of the flow field in a Ranque-Hilsch vortex tube presents challenging task because of its compressibility, turbulence and high swirl.
The Vortex Tube (VT) is a specially designed cylindrical device with no moving parts.
* Vortex tube technology that generates temperatures 35[degrees] below inlet temperature.
Rather, it uses a much more energy-efficient technology based on "vortex tubes." The vortex tube uses a surprising (but well known) physical phenomenon to divide conventional plant compressed air into separate streams of hot and cold air without any mechanical means, moving parts, or electric power.
The vortex tube Ranque--Hilsch adverted through its particular possibility of the separation of one gas in a hot fraction and a cold one.
The vortex cooler, shown in Figure 1, (1) is a tube, also known as the Ranque-Hilsch vortex tube that separates gas (usually compressed air) into hot and cold streams.
The installation consists of a vortex tube which is a modified version, at a low pressure (approx.
Another cycle modification to reduce the expansion process losses that has been investigated in the literature considers the replacement of the expansion valve by a vortex tube (Li et al.