Bypass system for purging air from a submersible pump

摘要

A submersible pump, and method of making the submersible pump, is disclosed. The pump comprises a housing, a plurality of impeller stages serially disposed in the housing from a bottom impeller stage to a top impeller stage, an impeller stage bypass hole extending through one of the diffusers and a housing bypass hole extending through the housing radially outwardly from one of the impeller stages.

主权项

1. A bypass system for a submersible pump, the submersible pump including a housing, a plurality of impeller stages disposed in the housing and aligned in series from a bottom impeller stage to a top impeller stage, each of the impeller stages having a diffuser and an impeller, the system comprising:
an impeller stage bypass hole extending through a first diffuser of a first impeller stage of said plurality of impeller stages and a housing bypass hole extending through the housing radially outward from a second impeller stage and aligned with said second impeller stage, said impeller stage bypass hole in fluid communication with the housing bypass hole.