US2016010866A1PendingUtilityA1

Aerating fuel injector system for a gas turbine engine

Assignee: UNITED TECHNOLOGIES CORPPriority: Feb 19, 2013Filed: Feb 19, 2014Published: Jan 14, 2016
Est. expiryFeb 19, 2033(~6.6 yrs left)· nominal 20-yr term from priority
F23R 3/286F05D 2260/608F23D 11/10F23R 3/28F02C 7/22
48
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Claims

Abstract

An aeration system for a fuel injector system of a gas turbine engine includes a air tank in communication with a fuel injector and method of operation thereof.

Claims

exact text as granted — not AI-modified
What is claimed is: 
     
         1 . An aeration system for a fuel injector system of a gas turbine engine comprising:
 an air tank in communication with a fuel injector.   
     
     
         2 . The aeration system as recited in  claim 1 , wherein said air tank receives a pressurized air from a source. 
     
     
         3 . The aeration system as recited in  claim 2 , wherein said source is a section of the gas turbine engine. 
     
     
         4 . The aeration system as recited in  claim 1 , wherein said air tank is in communication with said fuel injector at a nozzle. 
     
     
         5 . The aeration system as recited in  claim 1 , wherein said air tank is in communication with said fuel injector at a mixing chamber upstream of a nozzle. 
     
     
         6 . A gas turbine engine comprising:
 a fuel injector system without a pilot fuel injection system.   
     
     
         7 . The gas turbine engine as recited in  claim 6 , further comprising an air tank in communication with a fuel injector of said fuel injector system. 
     
     
         8 . The gas turbine engine as recited in  claim 6 , further comprising an air tank in communication with each of a multiple of fuel injectors of said fuel injector system. 
     
     
         9 . A method of aerating a fuel injector of a gas turbine engine comprising:
 selectively releasing air from an air tank for mixing with the fuel injector.   
     
     
         10 . The method as recited in  claim 9 , further comprising:
 charging the air tank from a high pressure compressor.   
     
     
         11 . The method as recited in  claim 9 , further comprising:
 charging the air tank from a source external to the gas turbine engine.   
     
     
         12 . The method as recited in  claim 9 , further comprising:
 charging the air tank from a source external to an aircraft.   
     
     
         13 . The method as recited in  claim 9 , further comprising:
 mixing the air from the air tank at a nozzle of the fuel injector.   
     
     
         14 . The method as recited in  claim 9 , further comprising:
 mixing the air from the air tank at a mixing chamber upstream of a nozzle of the fuel injector

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