Leonardo Patricio Chamorro Chavez

20062019
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Research Output 2006 2019

Article

A Comparative Analysis on the Response of a Wind-Turbine Model to Atmospheric and Terrain Effects

Howard, K. B., Chamorro, L. P. & Guala, M., Feb 1 2016, In : Boundary-Layer Meteorology. 158, 2, p. 229-255 27 p.

Research output: Contribution to journalArticle

wind turbine
turbine
thermal regime
boundary layer
analysis

An experimental study of an airfoil with a bio-inspired leading edge device at high angles of attack

Mandadzhiev, B. A., Lynch, M. K., Chamorro, L. P. & Wissa, A. A., Aug 17 2017, In : Smart Materials and Structures. 26, 9, 094008.

Research output: Contribution to journalArticle

angle of attack
airfoils
Angle of attack
leading edges
Airfoils

An experimental study on the effects of winglets on the wake and performance of a modelwind turbine

Tobin, N., Hamed, A. M. & Chamorro Chavez, L. P., Jan 1 2015, In : Energies. 8, 10, p. 11955-11972 18 p.

Research output: Contribution to journalArticle

Turbine
Wake
Experimental Study
Turbines
Vortex

A wind-tunnel investigation of wind-turbine wakes: Boundary-Layer turbulence effects

Chamorro, L. P. & Porté-Agel, F., Apr 23 2009, In : Boundary-Layer Meteorology. 132, 1, p. 129-149 21 p.

Research output: Contribution to journalArticle

wind turbine
wind tunnel
boundary layer
turbulence
turbine

Channel bed slope effect on the height of gravity waves produced by a sudden downstream discharge stoppage

Chamorro, L. P. & Porté-Agel, F., May 1 2010, In : Journal of Hydraulic Engineering. 136, 5, p. 328-330 3 p., 007005QHY.

Research output: Contribution to journalArticle

Gravity waves
gravity wave
Unsteady flow
wave height
unsteady flow

Characterisation of the Eulerian and Lagrangian accelerations in the intermediate field of turbulent circular jets

Kim, J. T., Liberzon, A. & Chamorro, L. P., Jan 2 2017, In : Journal of Turbulence. 18, 1, p. 87-102 16 p.

Research output: Contribution to journalArticle

probability density functions
Probability density function
Vorticity
vorticity
Pipe

Characterization of tab-induced counter-rotating vortex pair for mixing applications

Park, J., Pagan-Vazquez, A., Alvarado, J. L., Chamorro Chavez, L. P., Lux, S. M. & Marsh, C. P., Mar 1 2017, In : Journal of Fluids Engineering, Transactions of the ASME. 139, 3, 031102.

Research output: Contribution to journalArticle

Vortex flow
Smoke
Flow fields
Reynolds number
Visualization

Characterizing the response of a wind turbine model under complex inflow conditions

Howard, K. B., Hu, J. S., Chamorro Chavez, L. P. & Guala, M., Apr 1 2015, In : Wind Energy. 18, 4, p. 729-743 15 p.

Research output: Contribution to journalArticle

Wind turbines
Turbines
Rotors
Angular velocity
Flow structure

Detection of tip-vortex signatures behind a 2.5MW wind turbine

Toloui, M., Chamorro Chavez, L. P. & Hong, J., Aug 1 2015, In : Journal of Wind Engineering and Industrial Aerodynamics. 143, p. 105-112 8 p.

Research output: Contribution to journalArticle

Wind turbines
Vortex flow
Turbines
Anemometers
Atmospheric boundary layer

Drag reduction of large wind turbine blades through riblets: Evaluation of riblet geometry and application strategies

Chamorro Chavez, L. P., Arndt, R. E. A. & Sotiropoulos, F., Feb 1 2013, In : Renewable Energy. 50, p. 1095-1105 11 p.

Research output: Contribution to journalArticle

Drag reduction
Airfoils
Wind turbines
Turbomachine blades
Geometry

Dynamics of flexible plates and flow under impulsive oscillation

Kim, J. T., Jin, Y. & Chamorro Chavez, L. P., May 2019, In : Journal of Fluids and Structures. 87, p. 319-333 15 p.

Research output: Contribution to journalArticle

Velocity measurement
Water tanks
Aspect ratio

Effects of energetic coherent motions on the power and wake of an axial-flow turbine

Chamorro Chavez, L. P., Hill, C., Neary, V. S., Gunawan, B., Arndt, R. E. A. & Sotiropoulos, F., Jan 1 2015, In : Physics of fluids. 27, 5, 055104.

Research output: Contribution to journalArticle

axial flow turbines
Axial flow
turbines
wakes
Turbines

Effects of freestream turbulence in a model wind turbine wake

Jin, Y., Liu, H., Aggarwal, R., Singh, A. & Chamorro, L. P., Oct 2016, In : Energies. 9, 10, 830.

Research output: Contribution to journalArticle

Wind Turbine
Wake
Wind turbines
Turbulence
Rotor

Effects of Thermal Stability and Incoming Boundary-Layer Flow Characteristics on Wind-Turbine Wakes: A Wind-Tunnel Study

Chamorro, L. P. & Porté-Agel, F., Jun 7 2010, In : Boundary-Layer Meteorology. 136, 3, p. 515-533 19 p.

Research output: Contribution to journalArticle

wind turbine
wind tunnel
boundary layer
turbulence
turbine

Engineered bio-inspired coating for passive flow control

Evans, H. B., Hamed, A. M., Gorumlu, S., Doosttalab, A., Aksak, B., Chamorro, L. P. & Castillo, L., Feb 6 2018, In : Proceedings of the National Academy of Sciences of the United States of America. 115, 6, p. 1210-1214 5 p.

Research output: Contribution to journalArticle

coatings
bubbles
modulation
bluff bodies
separated flow

Exploring wind farms with alternating two- and three-bladed wind turbines

Hayat, I., Chatterjee, T., Liu, H., Peet, Y. T. & Chamorro Chavez, L. P., Aug 2019, In : Renewable Energy. 138, p. 764-774 11 p.

Research output: Contribution to journalArticle

Wind turbines
Farms
Turbines
Turbulence
Large eddy simulation

Flow around a semicircular cylinder with passive flow control mechanisms

Hamed, A. M., Vega, J., Liu, B. & Chamorro, L. P., Mar 1 2017, In : Experiments in Fluids. 58, 3, 22.

Research output: Contribution to journalArticle

Flaps
Flow control
Drag
Turbulence
Drag reduction

Flow-induced motions of flexible plates: Fluttering, twisting and orbital modes

Jin, Y., Kim, J. T., Fu, S. & Chamorro Chavez, L. P., Apr 10 2019, In : Journal of Fluid Mechanics. 864, p. 273-285 13 p.

Research output: Contribution to journalArticle

twisting
orbitals
Velocity measurement
Equations of motion
Aerodynamics

Flow-induced oscillations of low-aspect-ratio flexible plates with various tip geometries

Jin, Y., Kim, J. T., Hong, L. & Chamorro Chavez, L. P., Sep 1 2018, In : Physics of Fluids. 30, 9, 097102.

Research output: Contribution to journalArticle

low aspect ratio
Velocity measurement
Aspect ratio
oscillations
Geometry

Flow modulation by a mushroom-like coating around the separation region of a wind-turbine airfoil section

Doosttalab, A., Dharmarathne, S., Bocanegra Evans, H., Hamed, A. M., Gorumlu, S., Aksak, B., Chamorro Chavez, L. P., Tutkun, M. & Castillo, L., Jul 1 2018, In : Journal of Renewable and Sustainable Energy. 10, 4, 043305.

Research output: Contribution to journalArticle

Airfoils
Wind turbines
Modulation
Coatings
Velocity measurement

Fractional Flow Speed-Up from Porous Windbreaks for Enhanced Wind-Turbine Power

Tobin, N., Hamed, A. M. & Chamorro, L. P., May 1 2017, In : Boundary-Layer Meteorology. 163, 2, p. 253-271 19 p.

Research output: Contribution to journalArticle

wind turbine
turbine
wind tunnel
turbulent boundary layer
wind farm

Heat conduction in porcine muscle and blood: Experiments and time-fractional telegraph equation model

Madhukar, A., Park, Y., Kim, W., Sunaryanto, H. J., Berlin, R., Chamorro, L. P., Bentsman, J. & Ostoja-Starzewski, M., Nov 1 2019, In : Journal of the Royal Society Interface. 16, 160, 0726.

Research output: Contribution to journalArticle

Telegraph
Heat conduction
Muscle
Blood
Swine

Impact of height heterogeneity on canopy turbulence

Hamed, A. M., Sadowski, M. J., Nepf, H. M. & Chamorro, L. P., Feb 25 2017, In : Journal of Fluid Mechanics. 813, p. 1176-1196 21 p.

Research output: Contribution to journalArticle

canopies
Turbulence
turbulence
Froude number
Kinetic energy

Influence of vortical structure impingement on the oscillation and rotation of flat plates

Liu, B., Hamed, A. M., Jin, Y. & Chamorro, L. P., Apr 1 2017, In : Journal of Fluids and Structures. 70, p. 417-427 11 p.

Research output: Contribution to journalArticle

Vortex flow
Tachometers
Gyroscopes
Flow measurement
Accelerometers

Instability-driven frequency decoupling between structure dynamics and wake fluctuations

Jin, Y., Kim, J. T. & Chamorro Chavez, L. P., Apr 13 2018, In : Physical Review Fluids. 3, 4, 044701.

Research output: Contribution to journalArticle

Wake
Decoupling
Fluctuations
Vortex Shedding
Vortex shedding

Lagrangian acceleration in Rayleigh-Bénard convection at various aspect ratios

Kim, J. T., Shen, S., Dimarco, S. L., Jin, Y. & Chamorro Chavez, L. P., Nov 2018, In : Physical Review Fluids. 3, 11, 113501.

Research output: Contribution to journalArticle

Rayleigh
Aspect Ratio
Convection
Aspect ratio
Vertical

Lagrangian description of the unsteady flow induced by a single pulse of a jellyfish

Kim, J. T. & Chamorro Chavez, L. P., Jun 6 2019, In : Physical Review Fluids. 4, 6, 064605.

Research output: Contribution to journalArticle

Unsteady Flow
Unsteady flow
Brownian movement
Wake
Brownian motion

Local scour around a model hydrokinetic turbine in an erodible channel

Hill, C., Musa, M., Chamorro, L. P., Ellis, C. & Guala, M., Aug 1 2014, In : Journal of Hydraulic Engineering. 140, 8, 04014037.

Research output: Contribution to journalArticle

Scour
scour
turbine
Turbines
Rotors

Measurement of atmospheric boundary layer based on super-large-scale particle image velocimetry using natural snowfall

Toloui, M., Riley, S., Hong, J., Howard, K., Chamorro Chavez, L. P., Guala, M. & Tucker, J., May 2014, In : Experiments in Fluids. 55, 5, 1737.

Research output: Contribution to journalArticle

atmospheric boundary layer
Atmospheric boundary layer
particle image velocimetry
Snow
Velocity measurement

Modulation of aerodynamic force on a 2D elliptic body via passive splitter pitching under high turbulence

Jin, Y., Hayat, I. & Chamorro, L. P., Oct 2017, In : Journal of Fluids and Structures. 74, p. 205-213 9 p.

Research output: Contribution to journalArticle

Aerodynamics
Turbulence
Modulation
Vortex shedding
Drag

Modulation of turbulence scales passing through the rotor of a wind turbine

Tobin, N. & Chamorro Chavez, L. P., Jan 2 2019, In : Journal of Turbulence. 20, 1, p. 21-31 11 p.

Research output: Contribution to journalArticle

wind turbines
Wind turbines
rotors
Turbulence
Rotors

Natural snowfall reveals large-scale flow structures in the wake of a 2.5-MW wind turbine

Hong, J., Toloui, M., Chamorro, L. P., Guala, M., Howard, K., Riley, S., Tucker, J. & Sotiropoulos, F., Jun 24 2014, In : Nature communications. 5, 4216.

Research output: Contribution to journalArticle

wind turbines
turbines
Flow structure
Snow
wakes

Near and far field flow disturbances induced by model hydrokinetic turbine: ADV and ADP comparison

Neary, V. S., Gunawan, B., Hill, C. & Chamorro Chavez, L. P., Dec 1 2013, In : Renewable Energy. 60, p. 1-6 6 p.

Research output: Contribution to journalArticle

Velocimeters
Flow fields
Turbines
Acoustics
Turbulence

Non-uniform velocity distribution effect on the Betz-Joukowsky limit

Chamorro, L. P. & A Arndt, R. E., Mar 1 2013, In : Wind Energy. 16, 2, p. 279-282 4 p.

Research output: Contribution to journalArticle

Atmospheric boundary layer
Velocity distribution
Rotors
Boundary layer flow
Wind turbines

On the dynamics of flexible plates under rotational motions

Fu, S., Jin, Y., Kim, J. T., Mao, Z., Zheng, Y. & Chamorro, L. P., Dec 1 2018, In : Energies. 11, 12, 3384.

Research output: Contribution to journalArticle

Motion
Turbulence
Stiffness
Velocity measurement
Reconfiguration

On the dynamics of three-dimensional slung prisms under very low and high turbulence flows

Jin, Y. & Chamorro, L. P., Apr 10 2017, In : Journal of Fluid Mechanics. 816, p. 468-480 13 p.

Research output: Contribution to journalArticle

low turbulence
Slings
Prisms
prisms
Turbulence

On the evolution of the integral time scale within wind farms

Liu, H., Hayat, I., Jin, Y. & Chamorro, L. P., Jan 2018, In : Energies. 11, 1, 93.

Research output: Contribution to journalArticle

Farms
Time Scales
Turbine
Turbines
Layout

On the evolution of turbulent scales in the wake of a wind turbine model

Chamorro Chavez, L. P., Guala, M., Arndt, R. E. A. & Sotiropoulos, F., Aug 23 2012, In : Journal of Turbulence. 13, p. 1-13 13 p.

Research output: Contribution to journalArticle

wind turbines
wakes
Wind turbines
turbines
Turbines

On the interaction between a turbulent open channel flow and an axial-flow turbine

Chamorro, L. P., Hill, C., Morton, S., Ellis, C., Arndt, R. E. A. & Sotiropoulos, F., Feb 1 2013, In : Journal of Fluid Mechanics. 716, p. 658-670 13 p.

Research output: Contribution to journalArticle

axial flow turbines
open channel flow
Open channel flow
Axial flow
turbines

On the Kelvin–Helmholtz and von Kármán vortices in the near-wake of semicircular cylinders with flaps

Liu, B., Hamed, A. M. & Chamorro, L. P., Jan 2 2018, In : Journal of Turbulence. 19, 1, p. 61-71 11 p.

Research output: Contribution to journalArticle

near wakes
Flaps
Vortex flow
vortices
Reynolds number

On the Lagrangian features of circular and semicircular jets via 3D Particle Tracking Velocimetry

Kim, J. T., Zhang, Z., Liberzon, A., Zhang, Y. & Chamorro, L. P., Oct 1 2016, In : Experimental Thermal and Fluid Science. 77, p. 306-316 11 p.

Research output: Contribution to journalArticle

Velocity measurement
Pipe
Trajectories
Gaussian distribution
Probability density function

On the large- and small-scale motions in a separated, turbulent-boundary-layer flow

Dharmarathne, S., Bocanegra Evans, H., Hamed, A. M., Aksak, B., Chamorro, L. P., Tutkun, M., Doosttalab, A. & Castillo, L., Sep 2 2019, In : Journal of Turbulence. 20, 9, p. 563-576 14 p.

Research output: Contribution to journalArticle

boundary layer flow
Boundary layer flow
turbulent boundary layer
Kinetic energy
separated flow

On the near-wall effects induced by an axial-flow rotor

Möller, N. J., Kim, H., Neary, V. S., García, M. H. & Chamorro, L. P., Jun 1 2016, In : Renewable Energy. 91, p. 524-530 7 p.

Research output: Contribution to journalArticle

Axial flow
Rotors
Shear stress
Turbulence
Open channel flow

On the role of thickness ratio and location of axis of rotation in the flat plate motions

Jin, Y., Ji, S., Liu, B. & Chamorro Chavez, L. P., Jul 1 2016, In : Journal of Fluids and Structures. 64, p. 127-137 11 p.

Research output: Contribution to journalArticle

Tachometers
Vortex shedding
Angular velocity
Telemetering
Flow velocity

On the scale-to-scale coupling between a full-scale wind turbine and turbulence

Chamorro, L. P., Hong, J. & Gangodagamage, C., Jul 3 2015, In : Journal of Turbulence. 16, 7, p. 617-632 16 p.

Research output: Contribution to journalArticle

wind turbines
Wind turbines
Turbulence
Turbines
turbulence

On the transient dynamics of the wake and trajectory of free falling cones with various apex angles

Hamed, A. M., Jin, Y. & Chamorro Chavez, L. P., Nov 1 2015, In : Experiments in Fluids. 56, 11, p. 1-10 10 p., 207.

Research output: Contribution to journalArticle

falling
wakes
Cones
cones
apexes

Passive pitching of splitters in the trailing edge of elliptic cylinders

Jin, Y. & Chamorro, L. P., Sep 10 2017, In : Journal of Fluid Mechanics. 826, p. 363-375 13 p.

Research output: Contribution to journalArticle

trailing edges
wakes
Vortex shedding
Angle of attack
vortex shedding

Reynolds number dependence of turbulence statistics in the wake of wind turbines

Chamorro Chavez, L. P., Arndt, R. E. A. & Sotiropoulos, F., Jul 1 2012, In : Wind Energy. 15, 5, p. 733-742 10 p.

Research output: Contribution to journalArticle

Wind turbines
Reynolds number
Turbulence
Statistics
Boundary layer flow

Spatiotemporal correlations in the power output of wind farms: On the impact of atmospheric stability

Tobin, N., Lavely, A., Schmitz, S. & Chamorro Chavez, L. P., Apr 19 2019, In : Energies. 12, 8, 1486.

Research output: Contribution to journalArticle

Open Access
Turbine
Farms
Turbines
Wake
Output

Spectral behaviour of the turbulence-driven power fluctuations of wind turbines

Tobin, N., Zhu, H. & Chamorro, L. P., Sep 2 2015, In : Journal of Turbulence. 16, 9, p. 832-846 15 p.

Research output: Contribution to journalArticle

wind turbines
Wind turbines
Turbulence
turbulence
wind tunnels