Apparatus and method for preventing inlet vortex

Details Apparatus and method for preventing inlet vortex Apparatus and method for preventing inlet vortex

2005-06-28

2005-06-28

Lefkowitz, Edward (Department: 2855)

Measuring and testing

Test stand

For engine

Reexamination Certificate

active

06910370

ABSTRACT:
A method of operating a gas turbine engine for testing, comprising: providing an aircraft on a tarmac, the aircraft having a gas turbine engine with an inlet; selecting a power setting for the engine that is capable of producing a vortex between the inlet and the tarmac; and inhibiting formation of the vortex. A suppressor for preventing a vortex between an inlet of a gas turbine engine on an aircraft and a tarmac. The suppressor comprises: a base facing the tarmac; and an inclined surface extending in a direction from the tarmac towards the inlet at an angle to the base. The suppressor prevents formation of the vortex.

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patent: 6162011 (2000-12-01), Gerhardt et al.
patent: 6497137 (2002-12-01), Helgeson

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