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Reverse Flow Engine Core Having a Ducted Fan with Integrated Secondary Flow BladesSecondary air flow is provided for a ducted fan having a reverse flow turbine engine core driving a fan blisk. The fan blisk incorporates a set of thrust fan blades extending from an outer hub and a set of integral secondary flow blades extending intermediate an inner hub and the outer hub. A nacelle provides an outer flow duct for the thrust fan blades and a secondary flow duct carries flow from the integral secondary flow blades as cooling air for components of the reverse flow turbine engine.
Document ID
20150003215
Acquisition Source
Headquarters
Document Type
Other - Patent
Authors
Kisska, Michael K.
Princen, Norman H.
Kuehn, Mark S.
Cosentino, Gary B.
Date Acquired
March 18, 2015
Publication Date
March 11, 2014
Subject Category
Mechanical Engineering
Aircraft Propulsion And Power
Report/Patent Number
Patent Application Number: US-Patent-Appl-SN-12/536,426
Patent Number: US-Patent-8,667,775
Funding Number(s)
CONTRACT_GRANT: FA8650-05-2-3503
Distribution Limits
Public
Copyright
Work of the US Gov. Public Use Permitted.
Patent
US-Patent-8,667,775
Patent Application
US-Patent-Appl-SN-12/536,426

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