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US 11,767,850 B2Granted
Electrical submersible pump with liquid-gas homogenizer
AssigneesSaudi Arabian Oil Company, King Fahd University of Petroleum and Minerals
InventorsHassan Mohamed Badr, Chidirim Enoch Ejim, Jinjiang Xiao, Abdelsalam Mohammad AlSarkhi, Muhammad Mustafa Kamal
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Abstract
A pump assembly includes multiple impeller stages, each impeller stage including at least one impeller vane. At least one impeller stage includes at least one impeller vane with at least one perforation disposed therethrough.
Claims23
A pump assembly comprising:
- multiple impeller stages, where every third to every tenth impeller stage of the multiple impeller stages comprises at least one perforated impeller vane, where each of the multiple impeller stages comprises at least one unperforated impeller vane and at least one diffuser.
A pump assembly system comprising:
- a pump monitoring unit;
- an electric motor disposed above the pump monitoring unit and communicatively coupled thereto;
- a pump protector disposed above the electric motor;
- a pump intake disposed above the pump protector;
- and
- a pump module disposed above the pump intake and fluidly coupled thereto, the pump module mechanically coupled to the electric motor via at least one shaft disposed through each of the pump intake and the pump protector,
- where the pump module comprises multiple impeller stages, where every third to tenth impeller stage of the multiple impeller stages comprises at least one perforated impeller vane, where each of the multiple impeller stages comprises at least one unperforated impeller vane and at least one diffuser, where the at least one perforated impeller vane comprises at least one perforation, and
- where a length of each perforation is substantially parallel to a convex surface, a concave surface, or both a convex surface and a concave surface of each impeller vane.
5 more elements
Dependencies are inferred from the claim text.