Effects of trailing edge flap dynamic deployment on blade-vortex interactions /

A theoretical and experimental investigation is undertaken to

Bibliographic Details
Main Author: Nelson, Carter T., 1972-
Format: Thesis eBook
Language:English
Published: [Place of publication not identified] : [publisher not identified] ; 1997.
Subjects:
Online Access:Link to OAKTrust copy
Description
Summary:A theoretical and experimental investigation is undertaken to
airfoil occur mostly at the leading edge. Carefully
airfoil section with a deployable 20% trailing edge flap and
an upstream vortex generator to produce and simulate BVI
caused by BVI events on the pressure distribution over the
coefficients relative to the perturbations caused by the BVI
determine the effects of an actively deployable trailing edge
edge flap deployments during BVI events resulted in an
edge flap. Experimental tests were conducted using a 2-D
effects on the pressure distributions which were not present
event alone.
events resulted in a reduction of this pressure disturbance.
events. Results of this study showed that the disturbances
flap on the disturbances created during blade-vortex
However, the trailing edge flap deployment had additional
in the purely BVI related disturbance. As a result, trailing
increase in the perturbation of the lift and moment
interactions (BVI). The theoretical model consists of an
provisions for deformable geometry to incorporate a trailing
synchronized deployment of the trailing edge flap during BVI
unsteady panel code based on potential flow theory with
wind tunnel setup incorporating a pressure instrumented
Item Description:"Major subject: Aerospace Engineering".
Vita.
Physical Description:viii, 79 leaves : illustrations ; 28 cm.
Also available online.
Issued also on microfiche from Lange Micrographics.
Bibliography:Includes bibliographical references.