Patent · US Active

Gas turbine engine compressor impeller cooling air sinks

US10830144B2 · kind B2 · utility

7Cited by
51References
17Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 8, 2016
Grant dateNov 10, 2020
Priority date
Expiry dateJan 15, 2038

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY02T50/60
  • WIPO fieldEngines, pumps, turbines
  • WIPO sectorMechanical engineering

Abstract

A gas turbine engine includes devices, systems, and methods for providing bleed air from the compressor impeller to the turbine for cooling and/or other use. The bleed air may include compressor cooling air that is routed through the diffuser and external to an outer bypass duct and/or internally to a forward wheel cavity of the turbine.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.