Patent · US Active

Combustor floating collar with louver

US7861530B2 · kind B2 · utility

15Cited by
28References
20Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 30, 2007
Grant dateJan 4, 2011
Priority date
Expiry dateOct 5, 2029

Classification

  • Technology area (CPC F)Mechanical Engineering; Lighting; Heating
  • CPC primaryF23R2900/00012
  • WIPO fieldEngines, pumps, turbines
  • WIPO sectorMechanical engineering

Abstract

A gas turbine combustor is provided with a dome heat shield having a fuel nozzle opening, the opening receiving a floating collar assembly for permitting relative movement between nozzle and heat shield. The floating collar is provided with a louver to provide film cooling to the face of the combustor heat shield and, thus, improve cooling thereof.

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