Patent ID: 8899049
Filing Date: 2014-12-02
Classification: F23N,F23R,G01J,G01N,Y10T

Abstract:
1. A system, comprising: a combustor including an end cover and at least one fuel nozzle assembly extending from a first end disposed at an inner face of said end cover to a second end defining a nozzle tip, said end cover extending radially and circumferentially around an opening defined within an outer casing surrounding said combustor, said at least one fuel nozzle assembly extending along a central axis from said first end to said second end, said at least one fuel nozzle assembly defining a central passage extending along said central axis, said at least one fuel nozzle includes a plurality of concentrically arranged passages surrounding said central passage; a cartridge extending through said end cover and into said central passage of said at least one fuel nozzle assembly such that said cartridge extends longitudinally within said central passage along said central axis, said cartridge defining an opening for receiving light emitted from within said combustor assembly, wherein said cartridge is breech loaded into said central passage of said at least one fuel nozzle assembly through an opening in said end cover and is removable from said central passage of said at least one fuel nozzle assembly; and a fiber optic cable disposed within said cartridge, said fiber optic cable being configured to capture at least a portion of the light received through said opening.