RU1779283C - Method for inducing twisted flows of continua - Google Patents

Abstract

The invention relates to hydroaeromechanics and can be used in various technological devices for the formation of swirling flows of gases, liquids and their multicomponent mixtures. The purpose of the invention is to reduce energy losses in the formation and maintenance of swirling flows. The goal is achieved in that when forming a flow of several independent merging jets, the trajectory of these jets is selected in accordance with the relations: where p n, Zi, are the azimuthal and radial coordinates of the inlet section of the 1st slit, de; p ro current longitudinal, azimuthal and radial coordinates in the cross section of the 1st gap; ty, Vr are the azimuthal and radial components of the velocity of the formed flow; C is a constant integration. 1 ill. m and

Description

The invention relates to the field of hydroaerodynamics and can be used in various technological devices for forming swirling flows of gases, liquids and them. multicomponent mixtures.

The purpose of the invention is to reduce energy losses in the formation and maintenance of swirling flows.

The drawing conventionally shows a fragment of the design of the device that implements the proposed method with the application of the trajectories of several parts.

A device that implements the proposed method consists of a housing 1, inside which a cylindrical channel 2 and curved slots are made, the shape of which

provides the movement of the medium along curved spatial trajectories described by the relations:

-% - + $ - Tt-tig where n, Zi, (fi is the radial, longitudinal and azimuthal coordinate of an arbitrary point on the trajectory of the 1st particle of a continuous medium;

RO, R are the distances along the opposite radial directions to the point of their intersection from the point of start of swirling particles of the continuous medium and from the point of end of swirling particles of the continuous medium, respectively;

C is constant integration;

ty, Vr are the components of the constituent velocities of the particles of the continuous medium;

Vj vj

YU

GO 00 CJ

with

the ro - azimuthal coordinate of the particle of the continuous medium at the moment of its twisting.

A device is operating in which the operations of the proposed method are implemented as follows.

Gas, liquid, or a multicomponent mixture thereof (hereinafter the working medium) under the influence of excessive pressure is directed from an external reservoir (not shown) to curvilinear slits, moving along which the particles acquire velocities and directions of motion in accordance with the above ratios and, when drained, they form a tornado-like quasi- potential laminarized tornado-like flow with a concentrated power in comparison with the power of the jets flowing into the device at a radius of RO flowing into the outer space.

Claims (1)

The claims A method of forming swirling flows of continuous media, which consists in the formation of several jets of a continuous medium in the opposite radial direction 5 0 x with their subsequent fusion by directing particles of a continuous medium along predetermined paths, characterized in that, in order to reduce energy losses for the formation and maintenance of swirling flows, the shape of these paths is selected in accordance with the ratios  n, Zi. (pi - radial, longitudinal and azimuthal coordinates of an arbitrary point on the trajectory of the 1st particle of a continuous medium; Ro, R are the distances along the radially opposite directions to the point of their intersection from the point of start of swirling of the particles of the continuous medium and from the point of end of swirling of particles of the continuous medium, respectively; C is a constant integration; 4, Vr are components of the constituent velocities of the particles of a continuous medium; the ro - azimuthal coordinate of the particles of the continuous medium at the moment of its twisting.