CENTRIFUGAL PUMP WITH BALANCING DEVICE AND A METHOD OF BALANCING AXIAL FORCES OF THE CENTRIFUGAL PUMP

摘要

A single-stage or multi-stage centrifugal pump has a balancing disc for balancing the axial forces of the pump. The balancing disc includes at least one annular groove in at least one of the non-axial counter surfaces and of the balancing disc and the counter member.