Combustor Nozzle/Premixer with Curved Sections
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United States of America Patent
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Issued Date -
Jul 18, 2013
app pub date -
Jan 18, 2012
filing date -
Jan 18, 2012
priority date (Note) -
Abandoned
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Abstract
An apparatus for premixing fuel and air prior to combustion in a gas turbine engine includes an annular fuel passage receiving fuel from a fuel source. The annular fuel passage includes a fuel plenum and has a wave shape with a peak section surrounded by trough sections. An annular air passage surrounds the annular fuel passage. The annular air passage receives air to be mixed with the fuel in the fuel passage for downstream combustion. A plurality of swirler vanes are disposed in the annular air passage adjacent the fuel plenum.
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