Hybrid swirler

The present invention relates generally to gas turbine engines, and, more specifically, to combustors therein. A swirler includes a tubular body having a row of secondary radial swirl vanes. A tubular ferrule adjoins the body at the secondary vanes, and includes a row of primary swirl vanes. The pri...

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Bibliographic Details
Main Authors Al-Roub, Marwan, Seto, Stanford P, Staker, John Robert, Tu, Ting-Yu
Format Patent
LanguageEnglish
Published 28.12.2004
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Summary:The present invention relates generally to gas turbine engines, and, more specifically, to combustors therein. A swirler includes a tubular body having a row of secondary radial swirl vanes. A tubular ferrule adjoins the body at the secondary vanes, and includes a row of primary swirl vanes. The primary vanes are disposed axially obliquely to the secondary vanes, with a common annular inlet facing radially outwardly for swirling air radially inwardly therefrom with axial momentum into the tubular body.