HIGH VOLUME AXIAL FLOW ELECTRIC SUBMERSIBLE PUMP (ESP) PUMP STAGE
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United States of America Patent
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Issued Date -
May 30, 2024
app pub date -
Nov 30, 2022
filing date -
Nov 30, 2022
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Abstract
An electrical submersible pump (ESP) assembly. The ESP assembly comprises an electric motor having a first drive shaft; a seal section having a second drive shaft that is coupled to the first drive shaft; a third drive shaft that is coupled to the second drive shaft; and an axial flow centrifugal pump stage, wherein the centrifugal pump stage comprises an impeller coupled to the third drive shaft and a diffuser, wherein the impeller defines a plurality of impeller vanes attached between an impeller hub and an impeller shroud, wherein the impeller shroud is a straight-walled cylindrical shape, wherein the diffuser defines a plurality of diffuser vanes attached between a diffuser hub and a diffuser shroud, and wherein the diffuser shroud is a straight-walled cylindrical shape.
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