Turbine pump assemblies and methods of making the same are provided. The assemblies include a body, a centrifugal pump having a shroud located within the body, a shroud cavity formed external to the shroud, and an ejector pump fluidly connected to the shroud cavity by a purge gas flow path, the ejector pump configured to reduce a pressure within the shroud cavity.
TURBINE PUMP ASSEMBLY WITH VACUUM PURGED CENTRIFUGAL IMPELLER SHROUDS
2017-07-20
Patent
Electronic Resource
English
Turbine pump assembly with vacuum purged centrifugal impeller shrouds
European Patent Office | 2019
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