PRESSURE FLUCTUATION VORTEX DAMPER Russian patent published in 1997 - IPC

FIELD: dampening fluctuations of liquid in pipe lines of power and engine plants; chemical, petrochemical industries and heat and water supply systems. SUBSTANCE: damper includes vortex chamber, inlet and outlet tangential passages. Center portion of vortex chamber is made in form of narrowing and widening passage; ends of vortex chamber are provided with holes which are concentric to its axis; holes are connected by means of pipe-line where adjustable throttle valve is fitted. EFFECT: enhanced reliability. 2 cl