# Integrated Design of an Active Flow Control System Using a Time-Dependent Adjoint Method

Mathematical Modelling of Natural Phenomena (2011)

- Volume: 6, Issue: 3, page 141-165
- ISSN: 0973-5348

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topNielsen, E.J., and Jones, W.T.. "Integrated Design of an Active Flow Control System Using a Time-Dependent Adjoint Method." Mathematical Modelling of Natural Phenomena 6.3 (2011): 141-165. <http://eudml.org/doc/222318>.

@article{Nielsen2011,

abstract = {An exploratory study is performed to investigate the use of a time-dependent discrete
adjoint methodology for design optimization of a high-lift wing configuration augmented
with an active flow control system. The location and blowing parameters associated with a
series of jet actuation orifices are used as design variables. In addition, a geometric
parameterization scheme is developed to provide a compact set of design variables
describing the wing shape. The scaling of the implementation is studied using several
thousand processors and it is found that asynchronous file operations can greatly improve
the overall performance of the approach in such massively parallel environments. Three
design examples are presented which seek to maximize the mean value of the lift
coefficient for the coupled system, and results demonstrate improvements as high as 27%
relative to the lift obtained with non-optimized actuation. This lift gain is more than
three times the incremental lift provided by the non-optimized actuation. },

author = {Nielsen, E.J., Jones, W.T.},

journal = {Mathematical Modelling of Natural Phenomena},

keywords = {design; flow control; unsteady; adjoint; unstructured; Navier-Stokes; Navier-stokes},

language = {eng},

month = {5},

number = {3},

pages = {141-165},

publisher = {EDP Sciences},

title = {Integrated Design of an Active Flow Control System Using a Time-Dependent Adjoint Method},

url = {http://eudml.org/doc/222318},

volume = {6},

year = {2011},

}

TY - JOUR

AU - Nielsen, E.J.

AU - Jones, W.T.

TI - Integrated Design of an Active Flow Control System Using a Time-Dependent Adjoint Method

JO - Mathematical Modelling of Natural Phenomena

DA - 2011/5//

PB - EDP Sciences

VL - 6

IS - 3

SP - 141

EP - 165

AB - An exploratory study is performed to investigate the use of a time-dependent discrete
adjoint methodology for design optimization of a high-lift wing configuration augmented
with an active flow control system. The location and blowing parameters associated with a
series of jet actuation orifices are used as design variables. In addition, a geometric
parameterization scheme is developed to provide a compact set of design variables
describing the wing shape. The scaling of the implementation is studied using several
thousand processors and it is found that asynchronous file operations can greatly improve
the overall performance of the approach in such massively parallel environments. Three
design examples are presented which seek to maximize the mean value of the lift
coefficient for the coupled system, and results demonstrate improvements as high as 27%
relative to the lift obtained with non-optimized actuation. This lift gain is more than
three times the incremental lift provided by the non-optimized actuation.

LA - eng

KW - design; flow control; unsteady; adjoint; unstructured; Navier-Stokes; Navier-stokes

UR - http://eudml.org/doc/222318

ER -

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