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Publications of R. Moarref


R. Moarref.
Modelbased control of transitional and turbulent wallbounded shear flows.
PhD thesis,
University of Minnesota,
2012.
Keyword(s): Drag reduction,
Controlling the onset of turbulence,
Control of turbulent flows,
Flow modeling and control,
NavierStokes equations,
Spatiallyperiodic systems,
Traveling waves,
Vibrational control.
[bibtexentry]

R. Moarref,
M. R. Jovanovic,
J. A. Tropp,
A. S. Sharma,
and B. J. McKeon.
A loworder decomposition of turbulent channel flow via resolvent analysis and convex optimization.
Phys. Fluids,
26(5):051701 (7 pages),
May 2014.
Keyword(s): Flow modeling and control,
Convex optimization,
Lowrank approximation.
[bibtexentry]

R. Moarref and M. R. Jovanovic.
Modelbased design of transverse wall oscillations for turbulent drag reduction.
J. Fluid Mech.,
707:205240,
September 2012.
Keyword(s): Drag reduction,
Control of turbulent flows,
Flow modeling and control,
Inputoutput analysis,
NavierStokes equations,
Parametric resonance,
Perturbation analysis,
Simulationfree design,
Spanwise wall oscillations,
Timeperiodic systems,
Vibrational control.
[bibtexentry]

B. K. Lieu,
R. Moarref,
and M. R. Jovanovic.
Controlling the onset of turbulence by streamwise traveling waves. Part 2: Direct numerical simulations.
J. Fluid Mech.,
663:100119,
November 2010.
Keyword(s): Controlling the onset of turbulence,
Direct numerical simulations,
Energy amplification,
Flow modeling and control,
Inputoutput analysis,
NavierStokes equations,
Parametric resonance,
Relaminarization,
Spatiallyperiodic systems,
Traveling waves,
Turbulent flows,
Vibrational control.
[bibtexentry]

R. Moarref and M. R. Jovanovic.
Controlling the onset of turbulence by streamwise traveling waves. Part 1: Receptivity analysis.
J. Fluid Mech.,
663:7099,
November 2010.
Keyword(s): Controlling the onset of turbulence,
Energy amplification,
Flow modeling and control,
Inputoutput analysis,
NavierStokes equations,
Parametric resonance,
Perturbation analysis,
Simulationfree design,
Spatiallyperiodic systems,
Traveling waves,
Vibrational control.
[bibtexentry]

R. Moarref and M. R. Jovanovic.
Turbulent drag reduction by transverse wall oscillations.
In Proceedings of the 2012 American Control Conference,
Montreal, Canada,
pages 33593364,
2012.
Keyword(s): Flow modeling and control,
NavierStokes equations,
Inputoutput analysis,
Energy amplification,
Drag reduction,
Turbulence modeling.
[bibtexentry]

R. Moarref,
B. K. Lieu,
and M. R. Jovanovic.
Spatiallylocalized optimal control of transition to turbulence.
In Proceedings of the 2011 American Control Conference,
San Francisco, CA,
pages 35773582,
2011.
Keyword(s): Flow modeling and control,
NavierStokes equations,
Inputoutput analysis,
Energy amplification,
Transition to turbulence.
[bibtexentry]

B. K. Lieu,
R. Moarref,
and M. R. Jovanovic.
Preventing transition to turbulence using streamwise traveling waves: direct numerical simulations.
In Proceedings of the 2010 American Control Conference,
Baltimore, MD,
pages 33353340,
2010.
[bibtexentry]

R. Moarref and M. R. Jovanovic.
Preventing transition to turbulence using streamwise traveling waves: theoretical analysis.
In Proceedings of the 2010 American Control Conference,
Baltimore, MD,
pages 33293334,
2010.
[bibtexentry]

R. Moarref,
B. K. Lieu,
and M. R. Jovanovic.
Optimal localized control of transitional channel flow.
In Proceedings of the 2010 Summer Program,
Center for Turbulence Research, Stanford University/NASA,
pages 107118,
2010.
Keyword(s): Flow modeling and control,
NavierStokes equations,
Inputoutput analysis,
Energy amplification,
Transition to turbulence.
[bibtexentry]

R. Moarref,
M. Fardad,
and M. R. Jovanovic.
Perturbation analysis of eigenvalues of a class of selfadjoint operators.
In Proceedings of the 2008 American Control Conference,
Seattle, WA,
pages 955960,
2008.
Note: (Invited paper).
Keyword(s): Perturbation analysis,
Spatiallyperiodic systems,
Transient response,
Distributed systems theory.
[bibtexentry]

R. Moarref and M. R. Jovanovic.
Remarks on computing the $H_2$ norm of incompressible fluids using descriptor statespace formulation.
In Proceedings of the 2008 American Control Conference,
Seattle, WA,
pages 30643069,
2008.
Keyword(s): NavierStokes equations,
Incompressible fluids,
Inputoutput analysis,
Descriptor systems,
Distributed systems theory.
[bibtexentry]

R. Moarref and M. R. Jovanovic.
On using the streamwise traveling waves for variance suppression in channel flows.
In Proceedings of the 2007 American Control Conference,
New York City, NY,
pages 20602065,
2007.
Note: (Invited paper; Finalist, Best Student Paper Award).
Keyword(s): Flow modeling and control,
NavierStokes equations,
Inputoutput analysis,
Parametric resonance,
Spatiallyperiodic systems,
Vibrational control,
Energy amplification,
Transition to turbulence.
[bibtexentry]

M. R. Jovanovic,
R. Moarref,
and D. You.
Turbulence suppression in channel flows by means of a streamwise traveling wave.
In Proceedings of the 2006 Summer Program,
Center for Turbulence Research, Stanford University/NASA,
pages 481494,
2006.
Keyword(s): Flow modeling and control,
NavierStokes equations,
Inputoutput analysis,
Parametric resonance,
Spatiallyperiodic systems,
Vibrational control,
Energy amplification,
Transition to turbulence.
[bibtexentry]

R. Moarref and M. R. Jovanovic.
Transition control using an array of streamwise vortices.
In Proceedings of the 45th IEEE Conference on Decision and Control,
San Diego, CA,
pages 107112,
2006.
Note: (Invited paper).
Keyword(s): Flow modeling and control,
NavierStokes equations,
Inputoutput analysis,
Parametric resonance,
Timeperiodic systems,
Vibrational control,
Energy amplification,
Transition to turbulence.
[bibtexentry]
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