Invention Grant
US09239167B2 Lean burn injectors having multiple pilot circuits 有权
具有多个先导电路的精益燃烧喷射器

Lean burn injectors having multiple pilot circuits
Abstract:
A fuel injector for a gas turbine engine includes a nozzle body defining a central axis and having a main fuel circuit. An air circuit is formed within the nozzle body inboard of the main fuel circuit. A primary pilot fuel circuit is formed within the nozzle body inboard of the air circuit. A secondary pilot fuel circuit is formed within the nozzle body inboard of the air circuit and outboard of the primary pilot fuel circuit.
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