Patent · US Active

Mid-span gas bearing

US9169846B2 · kind B2 · utility

12Cited by
2References
20Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 10, 2010
Grant dateOct 27, 2015
Priority date
Expiry dateNov 12, 2032

Classification

  • Technology area (CPC F)Mechanical Engineering; Lighting; Heating
  • CPC primaryF04D29/102
  • WIPO fieldEngines, pumps, turbines
  • WIPO sectorMechanical engineering

Abstract

A centrifugal compressor includes a rotor assembly with a shaft and a plurality of impellers, bearings located at ends of the shaft and configured to support the rotor assembly, a sealing mechanism disposed between the rotor assembly and the bearings, and a gas bearing disposed between the plurality of impellers for supporting the shaft and receiving a working gas from an impeller downstream from a location of the gas bearing.

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