Article | REF: BM4325 V1

Two-phase flows in pumps Descriptions and consequences

Author: Gérard BOIS

Publication date: March 10, 2021, Review date: June 23, 2022

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3. Phenomena in the presence of a two-phase mixture at the pump inlet

By analogy with the previous description, the results of visualizations carried out in transparent pump models have made it possible to propose a similar classification for the case of centrifugal machines. .

The figure 3 shows the results of snapshots taken with a high-speed camera, showing the evolution of the gas-liquid mixture as the gas ratio increases at the pump inlet, and for an operating point close to the nominal...

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Phenomena in the presence of a two-phase mixture at the pump inlet