Gas turbine engine fuel injector with an inner heat shield
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United States of America Patent
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Apr 11, 2017
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N/A
app pub date -
Mar 6, 2014
filing date -
Mar 6, 2014
priority date (Note) -
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Abstract
A fuel injector for a combustor of a gas turbine engine is disclosed. The fuel injector includes a gas outer tube, a gas inner tube, a liquid tube, and a heat shield. The gas outer tube and the gas inner tube form a gas fuel annulus. The gas inner tube and the liquid tube form a liquid fuel annulus. The liquid tube forms an air cavity. The heat shield extends within the liquid tube forming an insulating gap between the heat shield and the liquid tube.
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