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Mathematical model of the formation of cavitation bubbles in a centrifugal pump

Abstract

Mathematical model of the formation of cavitation bubbles in a centrifugal pump

Dolgin D.S., Lebedev A.E., Gudanov I.S.

Incoming article date: 25.04.2019

The process of cavitation is one of the reasons for the premature wear of pumping equipment components. Elements of a pumping wheel are subject to the greatest wear. In addition, cavitation causes undesirable effects such as vibration and noise. In order to reduce cavitational damage and increase the service life of pumping equipment, the authors of this article propose to install a special-shaped flow divider at the pump inlet that breaks the flow entering the pump into separate jets of a certain shape and structure.

Keywords: fluid, centrifugal pump, regulation, cavitation, flow, bubble, flow divider