Patent · US Active

Second stage combustion for igniter

US11421601B2 · kind B2 · utility

2Cited by
51References
18Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 26, 2020
Grant dateAug 23, 2022
Priority date
Expiry dateApr 24, 2040

Classification

  • Technology area (CPC F)Mechanical Engineering; Lighting; Heating
  • CPC primaryF23R2900/00009
  • WIPO fieldEngines, pumps, turbines
  • WIPO sectorMechanical engineering

Abstract

The subject matter of this specification can be embodied in, among other things, a turbine combustor assembly includes a primary combustion chamber in fluid communication with a primary fuel injector and a primary air inlet, and an igniter carried by the primary combustion chamber and including a first igniter stage having an auxiliary combustion chamber housing comprising a mixing chamber and a tubular throat converging downstream of the mixing chamber, an ignition source projecting into the mixing chamber of the auxiliary combustion chamber, and a second igniter stage that includes an auxiliary fuel outlet manifold proximal to an outlet of the tubular throat.

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