All Stories

  1. Efficient control of the fully passive oscillating foil in 2D confined flows with adjustment of the heave damping

    Article • AIP Advances, March 2024, American Institute of Physics

    Prof. Guy Dumas

  2. Numerical Investigation into Single and Double Gurney Flaps for Improving Airfoil Performance

    Article • Journal of Aircraft, November 2023, American Institute of Aeronautics and Astronautics (AIAA)

    Prof. Guy Dumas

  3. Cavitation study of H-Darrieus hydrokinetic turbines via numerical simulations

    Article • Energy Reports, November 2023, Elsevier

    Prof. Guy Dumas

  4. Oscillating-Foil Turbine Performance Improvement by the Addition of Double Gurney Flaps and Kinematics Optimization

    Article • Energies, March 2023, MDPI AG

    Prof. Guy Dumas

  5. Some numerical recommendations for cavitation simulations of cross-flow hydrokinetic turbines

    Article • January 2023, Universite de Sherbrooke

    Prof. Guy Dumas

  6. An enhanced simplified modeling approach for axial-flow and cross-flow hydrokinetic turbine arrays

    Article • January 2023, Universite de Sherbrooke

    Prof. Guy Dumas

  7. Parametric study of a fully-passive oscillating-foil turbine on a swinging arm

    Article • January 2023, Universite de Sherbrooke

    Prof. Guy Dumas

  8. Reliability study of a fully-passive oscillating foil turbine operating in a periodically-perturbed inflow

    Article • Journal of Fluids and Structures, August 2022, Elsevier

    Prof. Guy Dumas

  9. Hydrokinetic turbine array analysis and optimization integrating blockage effects and turbine-wake interactions

    Article • Renewable Energy, January 2022, Elsevier

    Prof. Guy Dumas

  10. Assessing the performance and the wake recovery rate of flapping-foil turbines with end-plates and detached end-plates

    Article • Renewable Energy, December 2021, Elsevier

    Prof. Guy Dumas

  11. Impact of some design considerations on the wake recovery of vertical-axis turbines

    Article • Renewable Energy, December 2021, Elsevier

    Prof. Guy Dumas

  12. Increasing the efficiency of vertical-axis turbines through improved blade support structures

    Article • Renewable Energy, May 2021, Elsevier

    Prof. Guy Dumas

  13. A numerical study on the interaction between two cross-flow turbines in tandem configuration to support a simplified turbine model approach

    Article • Journal of Renewable and Sustainable Energy, September 2020, American Institute of Physics

    Prof. Guy Dumas

  14. Two-way interaction between river and deployed cross-flow hydrokinetic turbines

    Article • Journal of Renewable and Sustainable Energy, May 2020, American Institute of Physics

    Prof. Guy Dumas

  15. Improving the efficiency and the wake recovery rate of vertical-axis turbines using detached end-plates

    Article • Renewable Energy, May 2020, Elsevier

    Prof. Guy Dumas

  16. A parametric study and optimization of the fully-passive flapping-foil turbine at high Reynolds number

    Article • Renewable Energy, February 2020, Elsevier

    Prof. Guy Dumas

  17. Oscillating-Foil Turbine Operating at Large Heaving Amplitudes

    Article • AIAA Journal, December 2019, American Institute of Aeronautics and Astronautics (AIAA)

    Prof. Guy Dumas

  18. Free-pitching flapping-foil turbines with imposed sinusoidal heave

    Article • Journal of Fluids and Structures, October 2019, Elsevier

    Prof. Guy Dumas

  19. Reprint of: Boundary layer tripping on moderate Reynolds number oscillating foils

    Article • Journal of Fluids and Structures, August 2019, Elsevier

    Prof. Guy Dumas

  20. Boundary layer tripping on moderate Reynolds number oscillating foils

    Article • Journal of Fluids and Structures, April 2019, Elsevier

    Prof. Guy Dumas

  21. Investigations of rotating stall inception in a propeller turbine runner operating in low-load conditions

    Article • IOP Conference Series Earth and Environmental Science, March 2019, Institute of Physics Publishing

    Prof. Guy Dumas, Yvan Maciel

  22. Investigation of the energy-extraction regime of a novel semi-passive flapping-foil turbine concept with a prescribed heave motion and a passive pitch motion

    Article • Journal of Fluids and Structures, January 2019, Elsevier

    Prof. Guy Dumas

  23. Lift enhancement and drag reduction of lifting blades through the use of end-plates and detached end-plates

    Article • Journal of Wind Engineering and Industrial Aerodynamics, January 2019, Elsevier

    Prof. Guy Dumas

  24. Hydrokinetic turbine array modeling for performance analysis and deployment optimization

    Article • Transactions of the Canadian Society for Mechanical Engineering, December 2018, Canadian Science Publishing

    Prof. Guy Dumas

  25. Experimental investigation of the energy extraction by a fully-passive flapping-foil hydrokinetic turbine prototype

    Article • Journal of Fluids and Structures, October 2018, Elsevier

    Prof. Guy Dumas

  26. Corrigendum to ’Comparison of the wake recovery of the axial-flow turbine and cross-flow turbine concepts’J of Wind Engineering and Industrial Aerodynamics (2017) 137-152

    Article • Journal of Wind Engineering and Industrial Aerodynamics, June 2018, Elsevier

    Prof. Guy Dumas

  27. Experimental and Numerical Investigations on the Origins of Rotating Stall in a Propeller Turbine Runner Operating in No-Load Conditions

    Article • Journal of Fluids Engineering, May 2018, ASME International

    Prof. Guy Dumas

  28. Vortex Dynamics in the Wake of Three Generic Types of Freestream Turbines

    Article • Journal of Fluids Engineering, October 2017, ASME International

    Prof. Guy Dumas

  29. Assessing the Ability of the DDES Turbulence Modeling Approach to Simulate the Wake of a Bluff Body

    Article • Aerospace, August 2017, MDPI AG

    Prof. Guy Dumas

  30. Comparison of the wake recovery of the axial-flow and cross-flow turbine concepts

    Article • Journal of Wind Engineering and Industrial Aerodynamics, June 2017, Elsevier

    Prof. Guy Dumas

  31. The thermal diode and insulating potentials of a vertical stack of parallelogrammic air-filled enclosures

    Article • International Journal of Heat and Mass Transfer, May 2017, Elsevier

    Prof. Guy Dumas

  32. Impact of channel blockage on the performance of axial and cross-flow hydrokinetic turbines

    Article • Renewable Energy, April 2017, Elsevier

    Prof. Guy Dumas

  33. Numerical optimization of a fully-passive flapping-airfoil turbine

    Article • Journal of Fluids and Structures, April 2017, Elsevier

    Prof. Guy Dumas

  34. Investigation of the viscous reconnection phenomenon of two vortex tubes through spectral simulations

    Article • Physics of Fluids, September 2016, American Institute of Physics

    Prof. Guy Dumas

  35. Parametric study of H-Darrieus vertical-axis turbines using CFD simulations

    Article • Journal of Renewable and Sustainable Energy, September 2016, American Institute of Physics

    Prof. Guy Dumas

  36. Effects of mass and chordwise flexibility on 2D self-propelled flapping wings

    Article • Journal of Fluids and Structures, July 2016, Elsevier

    Prof. Guy Dumas

  37. Impact of Blockage on the Hydrodynamic Performance of Oscillating-Foils Hydrokinetic Turbines

    Article • Journal of Fluids Engineering, May 2016, ASME International

    Prof. Guy Dumas

  38. A parametric investigation of the propulsion of 2D chordwise-flexible flapping wings at low Reynolds number using numerical simulations

    Article • Journal of Fluids and Structures, May 2016, Elsevier

    Prof. Guy Dumas

  39. Optimal Operating Parameters for an Oscillating Foil Turbine at Reynolds Number 500,000

    Article • AIAA Journal, September 2014, American Institute of Aeronautics and Astronautics (AIAA)

    Prof. Guy Dumas

  40. Numerical investigation of the flow behavior into a Francis runner during load rejection

    Article • IOP Conference Series Earth and Environmental Science, March 2014, Institute of Physics Publishing

    Prof. Guy Dumas

  41. Numerical prediction of a bulb turbine performance hill chart through RANS simulations

    Article • IOP Conference Series Earth and Environmental Science, November 2012, Institute of Physics Publishing

    Prof. Guy Dumas

  42. Three-Dimensional Effects on an Oscillating-Foil Hydrokinetic Turbine

    Article • Journal of Fluids Engineering, June 2012, ASME International

    Prof. Guy Dumas

  43. Optimal Tandem Configuration for Oscillating-Foils Hydrokinetic Turbine

    Article • Journal of Fluids Engineering, March 2012, ASME International

    Prof. Guy Dumas

  44. Computational Fluid Dynamics Analysis of a Hydrokinetic Turbine Based on Oscillating Hydrofoils

    Article • Journal of Fluids Engineering, February 2012, ASME International

    Prof. Guy Dumas

  45. Computational aeroelastic simulations of self-sustained pitch oscillations of a NACA0012 at transitional Reynolds numbers

    Article • Journal of Fluids and Structures, November 2011, Elsevier

    Prof. Guy Dumas

  46. Improved Numerical Simulations of Self-Sustained Oscillations of a NACA0012 with Transition Modeling

    Article • June 2011, American Institute of Aeronautics and Astronautics (AIAA)

    Prof. Guy Dumas

  47. Prototype testing of a hydrokinetic turbine based on oscillating hydrofoils

    Article • Renewable Energy, June 2011, Elsevier

    Prof. Guy Dumas

  48. Passive Tracer Validity for Cooling Effectiveness Through Flow Computation in a Turbine Rim Seal Environment

    Article • January 2011, ASME International

    Prof. Guy Dumas

  49. Simulations of Flow Ingestion and Related Structures in a Turbine Disk Cavity

    Article • October 2010, ASME International

    Prof. Guy Dumas

  50. Non-Stationary Signal Analysis of the von Ka´rma´n Vortex Shedding in the Wake of a Fluttering Airfoil

    Article • January 2010, ASME International

    Prof. Guy Dumas

  51. Testing and Analysis of an Oscillating Hydrofoils Turbine Concept

    Article • January 2010, ASME International

    Prof. Guy Dumas

  52. Aeroelastic Dynamics of a NACA 0012 Airfoil at Transitional Reynolds Numbers

    Article • June 2009, American Institute of Aeronautics and Astronautics (AIAA)

    Prof. Guy Dumas

  53. A Fluid-Structure Interaction Solver for Nano-Air-Vehicle Flapping Wings

    Article • June 2009, American Institute of Aeronautics and Astronautics (AIAA)

    Prof. Guy Dumas

  54. Parametric Study of an Oscillating Airfoil in a Power-Extraction Regime

    Article • AIAA Journal, June 2008, American Institute of Aeronautics and Astronautics (AIAA)

    Prof. Guy Dumas

  55. Secondary flow and roll cells interaction in high-aspect-ratio rotating turbulent duct flows

    Article • International Journal of Computational Fluid Dynamics, January 2008, Taylor & Francis

    Prof. Guy Dumas, Yvan Maciel

  56. Parametric Study of an Oscillating Airfoil in Power Extraction Regime

    Article • June 2006, American Institute of Aeronautics and Astronautics (AIAA)

    Prof. Guy Dumas

  57. Eulerian simulations of oscillating airfoils in power extraction regime

    Article • April 2006, WITPRESS LTD.

    Prof. Guy Dumas

  58. Aerodynamics of Oscillating Wings and Performance as Wind Turbines

    Article • June 2005, American Institute of Aeronautics and Astronautics (AIAA)

    Prof. Guy Dumas

  59. Erratum to “A spectral/B-spline method for the Navier–Stokes equations in unbounded domains” [J. Comp. Phys. 185 (2003) 532–548]

    Article • Journal of Computational Physics, May 2003, Elsevier

    Prof. Guy Dumas

  60. A spectral/B-spline method for the Navier–Stokes equations in unbounded domains

    Article • Journal of Computational Physics, March 2003, Elsevier

    Prof. Guy Dumas

  61. Gurney flap scaling for optimum lift-to-drag ratio

    Article • AIAA Journal, January 1997, American Institute of Aeronautics and Astronautics (AIAA)

    Prof. Guy Dumas

  62. Development of a Parallel Plate Flow Chamber for Studying Cell Behavior Under Pulsatile Flow

    Article • ASAIO Journal, October 1995, Wolters Kluwer Health

    Prof. Guy Dumas

  63. A Divergence-Free Spectral Expansions Method for Three-Dimensional Flows in Spherical-Gap Geometries

    Article • Journal of Computational Physics, April 1994, Elsevier

    Prof. Guy Dumas

  64. A finite element model of estuarian and river flows with moving boundaries

    Article • Advances in Water Resources, December 1990, Elsevier

    Prof. Guy Dumas