VORTEX EJECTOR Russian patent published in 2001 - IPC

FIELD: fluidics. SUBSTANCE: vortex ejector includes vortex chamber with tangential branch pipe for supply of active medium, flat end walls and guide wall forming spiral passage at varying radius for supplying and twisting the working medium, mixing chamber and passive supply branch pipe mounted coaxially with vortex chamber and spiral passage made in form of concentric circular passages. Mounted on internal surface of vortex chamber are curvilinear helical guides in way of motion of active medium; mixing chamber is provided with internal curvilinear helical grooves; passive medium supply branch pipe is provided with bimetallic insert; last turn of spiral passage before mixing chamber is made in form of witch of Agnesi. EFFECT: enhanced operational efficiency. 3 dwg