Patent · US Active

Air reinjection compressor

US8182209B2 · kind B2 · utility

14Cited by
1References
6Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 29, 2008
Grant dateMay 22, 2012
Priority date
Expiry dateMar 23, 2031

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S415/914
  • WIPO fieldEngines, pumps, turbines
  • WIPO sectorMechanical engineering

Abstract

Reinjecting air to the inlet of a compressor in order to improve its pumping margin. The inlet stator of the compressor includes injection holes passing through at least some of the vanes in the vicinity of their pivots.

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