Martin Wosnik, Assistant Professor

Martin Wosnik, Assistant Professor

in
Office: 
Kingsbury Hall S252
Phone: 
(603) 862-1891
Fax: 
(603) 862-1865

Credentials

Ph.D. – Mechanical Engineering, University at Buffalo, The State University of New York, 2000
M.S. – Aerospace Engineering, University at Buffalo, The State University of New York, 1994
B.S. equivalent – Mechanical Engineering, Technical University of Darmstadt, Germany, 1992

Prof. Martin Wosnik joined the Mechanical Engineering faculty in the spring of 2008. Before joining the UNH Mechanical Engineering faculty, he worked as Assistant Research Professor in the Thermo and Fluid Dynamics Section at Chalmers University of Technology in Gothenburg, Sweden, then as Research Associate at St. Anthony Falls Laboratory at the University of Minnesota. Before coming to New Hampshire, Prof. Wosnik was Senior Flow Engineer at Alden Research Laboratory in Massachusetts, a national flow engineering firm conducting a wide variety of hydraulic studies for electric power utilities, architect-engineering firms, equipment manufacturers, and governmental agencies.

Prof. Wosnik’s research interests are in the area of fluid and thermal sciences with an emphasis on renewable energy applications, including ocean renewable energy (tidal, wave, wind), turbulent flows, high-speed hydrodynamics, cavitation, flow measurement and hydraulic modeling.

Prof. Wosnik teaches courses in the fluid and thermal sciences area, including: ME 705 Thermal Energy Systems - Analysis and Design, ME 795/895 Renewable Energy, ME 795/895 Experimental Fluid Dynamics, ME 906 Convection Heat Transfer, ME 995 Special Topics in Fluid Mechanics.

Research Areas

  • Experimental Fluid Dynamics
  • Wall-bounded Turbulent Flows
  • Cavitation and Bubbly Flows
  • Ocean / Marine Renewable Energy
  • Wind Energy

Publications

Selected Publications

 Book Chapters

  1. Arndt REA; Kawakami DT; Wosnik M (2007) Hydraulics – Measurements in Cavitating Flows. Handbook of Experimental Fluid Dynamics, Tropea C, Yarin AL and Foss JF editors, Springer Verlag, Nov. 2007.

 Journal Publications

  1. Dufresne NP; Wosnik M (2013) Velocity deficit and swirl in the turbulent wake of a wind turbine. Mar Technol Soc J, vol 47, no 4, pp 193-205.
  2. Rowell M; Wosnik M; Barnes J; King J (2013) Experimental evaluation of a mixer-ejector marine hydrokinetic turbine at two open water tidal energy test sites in NH and MA. Mar Technol Soc J, vol 47, no 4, pp 67-79.
  3. Mujat M; Ferguson RD; Iftimia N; Daniel X. Hammer DX; Nedyalkov I; Wosnik M; Legner H (2013) Optical coherence tomography-based  micro-particle imaging velocimetry. Opt Lett, Vol. 38, No. 2, pp.4458-61. DOI 10.1364/OL.38.004558.
  4. Vincenti P; Klewicki J; Morrill-Winter C; White C; Wosnik M (2013) Streamwise Velocity Statistics in Turbulent Boundary Layers that Spatially Develop to High Reynolds Number. Exp Fluids, 54:1629, DOI 10.1007/s00348-013-1629-9.
  5. Dewhurst T; Swift MR; Wosnik M; Baldwin K; DeCew J; Rowell M (2013) Dynamics of a Floating Platform Mounting a Hydrokinetic Turbine. Mar Technol Soc J, vol 47, no 4, pp 45-56.
  6. Wosnik M; Arndt REA (2013) On the dynamics of large-scale structures found inside the cavitating wake of a hydrofoil. Submitted.
  7. Nedyalkov I; Wosnik M (2013) Cavitation Inception Criteria for Horizontal Axis Hydrokinetic Turbines. Invited submission to J Fluids Eng (Outstanding Student Paper Award at FEDSM 2013).
  8. Bachant P; Wosnik M (2013) Performance measurements of cylindrical- and spherical-helical cross-flow marine hydrokinetic turbines, with estimates of exergy efficiency. Submitted.
  9. Wosnik M; Arndt REA (2013) Measurements in high void-fraction turbulent bubbly wakes. J Fluids Eng, vol. 135, pp.011304-1 - 011304-9, January 2013. DOI: 10.1115/1.4023193.
  10. Li S; Wosnik M; Miller C; Kocahan H; Wyckhoff R; Cain S (2011) Numerical Modeling of Probable Maximum Flood Flowing through a System of Spillways. J Hydr Eng, Vol. 137, Issue 1, pp. 66-74 (January 2011). DOI: 10.1061/(ASCE)HY.1943-7900.0000279.
  11. Kopriva JE; Amromin EL; Arndt REA; Wosnik M; Kovinskaya S (2007) High-Performance Partially Cavitating Hydrofoils, J Ship Res, Volume 51, Number 4, Dec 2007 , pp. 313-325(13).
  12. Amromin E; Kopriva J; Arndt REA; Wosnik M (2006) Hydrofoil drag reduction by partial cavitation. J Fluids Eng, Vol. 128, Issue 5, pp. 931-936.
  13.  Arndt REA; Balas GJ; Wosnik M (2005) Control of Cavitating Flows: A Perspective. JSME Int J B-Fluid T, vol.48, no.2, pp.334-431, May 2005.
  14. Wosnik M; Castillo L; George WK (2000) A theory for turbulent pipe and channel flows. J Fluid Mech, vol.421, pp.115-145.
  15. George WK; Abrahamsson H; Eriksson J; Karlsson RI; Wosnik M (2000) A similarity theory for the turbulent plane wall jet without external stream. J Fluid Mech, vol.425, pp.367-411.

Peer-Reviewed Conference Proceedings 

  1. Neary VS; Fontaine AA; Bachant P; Wosnik M; Michelen C; Meyer RJ; Gunawan B; Straka WA (2013) US Department of Energy (DOE) National Lab Activities in Marine Hydrokinetics:  Scaled Model Testing of DOE Reference Turbines. In Proceedings of 10th European Wave and Tidal Energy Conference - EWTEC 2013, Aalborg, Denmark, 2-5 September 2013.
  2. Dufresne N; Wosnik M (2013) Experimental investigation and similarity solution for the axisymmetric turbulent wake with rotation. Proceedings of ASME Fluids Engineering Division Summer Meeting 2013, Paper FED2013-0000, July 7-13, 2013, Incline Village, NV.
  3. Bachant P; Wosnik M (2013) Performance and Wake Measurements for a Cross-Flow Axis Turbine at Moderate Reynolds Number. Proceedings of ASME Fluids Engineering Division Summer Meeting 2013, Paper FED2013-16575, July 7-13, 2013, Incline Village, NV.
  4. Nedyalkov I; Wosnik M (2013) Cavitation investigation of hydrofoils for marine hydrokinetic turbines. Proceedings of ASME Fluids Engineering Division Summer Meeting 2013, Paper FED2013-0000, July 7-13, 2013, Incline Village, NV.
  5. Bachant P; Wosnik M (2011) Experimental Investigation of Helical Cross-Flow Axis Turbines, Including Effects of Waves and Turbulence. Proceedings of ASME-JSME-KSME Joint Fluids Engineering Conference 2011. Paper AJK2011-07020, July 24-29, 2011, Hamamatsu, Shizuoka, JAPAN. DOI: 10.1115/AJK2011-07020.
  6. Johnston A; Wosnik M (2011) Modeling of Performance Characteristics of Cross-Flow Axis Turbines. Proceedings of ASME-JSME-KSME Joint Fluids Engineering Conference 2011. Paper AJK2011-07021, July 24-29, 2011, Hamamatsu, Shizuoka, JAPAN.
  7. Wosnik M; Arndt REA (2009) Control Experiments with a Semi-Axisymmetric Supercavity and a Supercavity-Piercing Fin. Proceedings of the 7th International Symposium on Cavitation, CAV2009 – Paper No. 146, August 17-22, 2009, Ann Arbor, Michigan, USA.
  8. Wosnik M; Li S; Miller C; Wyckhoff R; Kocahan H; Gessler D; Cain S (2009) A hybrid numerical and physical hydraulic model study of the Canton Dam spillway system. 33rd IAHR Congress, Water Engineering for a Sustainable Environment, Vancouver, British Columbia, Canada, August 9-14, 2009.
  9. Wosnik M; Arndt REA (2007) Towards the Control of Cavitating Flows. Proceedings of IUTAM Symposium on Unsteady Separated Flows and their Control, June 18-22, 2007, Corfu, Greece.

Conference Proceedings 

  1. Wosnik M; Charmanski K; Dufresne N (2013) Theoretical and Experimental Studies of Wind Turbines at Multiple Scales in the UNH Flow Physics Facility (FPF). Proceedings of International Conference on Future Technologies for Wind Energy, October 07-09, 2013, Laramie, Wyoming, USA.
  2. Wosnik M; Swift MR; Baldwin KC; Despins R; Celikkol B (2010) Infrastructure Development towards a Calibrated Tidal Energy Test Site at the University of New Hampshire. Proceedings of First European Congress of the Int’l Association of Hydraulic Research (IAHR), Edinburgh, Scotland, May 4-6, 2010.
  3. Kocahan H; Wyckoff R; Wosnik M (2009) US Experience with Fusegates for Spillway Inadequacy Remediation. Proceedings of 23rd International Congress of International Commission on Large Dams (ICOLD), 21-24 May, Brasilia, Brazil.

 Published Abstracts

  1. Wosnik M; Bachant P; Nedyalkov I; Rowell M; Dufresne N; Lyon V (2013) Marine Hydrokinetic (MHK) Energy Conversion Research at UNH: From Fundamental Studies of Hydrofoil Sections, to Moderate Reynolds Number Turbine Tests in a Tow Tank, to Open Water Deployments at Tidal Energy Test Sites. Abstract for Invited Talk in Ocean Sciences Track at Fall Meeting of American Geophysical Union (AGU), 9-13 Dec, San Francisco, CA.
  2. Nedyalkov I; Wosnik M (2013) Performance and cavitation characteristics of bi-directional hydrofoils. 66th Annual Meeting of the APS Division of Fluid Dynamics, 24-26 Nov, Pittsburgh, PA. Bull. Amer. Phys. Soc., Vol.58, No.18.
  3. Bachant P; Wosnik M (2013) Reynolds number effects on the performance and near-wake of a cross-flow turbine. 66th Annual Meeting of the APS Division of Fluid Dynamics, 24-26 Nov, Pittsburgh, PA. Bull. Amer. Phys. Soc., Vol.58, No.18.
  4. Lyon V; Wosnik M (2013) Comparison of spatio-temporal resolution of different flow measurement techniques for marine renewable energy applications. 66th Annual Meeting of the APS Division of Fluid Dynamics, 24-26 Nov, Pittsburgh, PA. Bull. Amer. Phys. Soc., Vol.58, No.18.
  5. Wosnik M; Dufresne N (2013) Turbulent axisymmetric swirling wake: equilibrium similarity solution and experiments with a wind turbine as wake generator. 66th Annual Meeting of the APS Division of Fluid Dynamics, 24-26 Nov, Pittsburgh, PA. Bull. Amer. Phys. Soc., Vol.58, No.18.
  6. Charmanski K; Wosnik M (2013) Experimental Investigation of Very Large Model Wind Turbine Arrays. 66th Annual Meeting of the APS Division of Fluid Dynamics, 24-26 Nov, Pittsburgh, PA. Bull. Amer. Phys. Soc., Vol.58, No.18.
  7. Bachant P; Wosnik M (2012) Performance and wake measurements for a cross-flow axis lift-driven turbine. 65th Annual Meeting of the APS Division of Fluid Dynamics, 18-20 Nov, San Diego, CA. Bull. Amer. Phys. Soc., Vol.57, No.17, p.472.
  8. Nedyalkov I; Wosnik M (2012) Cavitation Characteristics of a NACA 63-424 Hydrofoil and Performance Comparison with a Bidirectional Version of the Foil. 65th Annual Meeting of the APS Division of Fluid Dynamics, 18-20 Nov, San Diego, CA. Bull. Amer. Phys. Soc., Vol.57, No.17, p.30.
  9. Dewhurst T; Rowell M; DeCew J; Baldwin K; Swift MR; Wosnik M (2012) Turbulent inflow and wake of a marine hydrokinetic turbine, including effects of wave motion. 65th Annual Meeting of the APS Division of Fluid Dynamics, 18-20 Nov, San Diego, CA. Bull. Amer. Phys. Soc., Vol.57. No.17, p.146.
  10. Dufresne N; Wosnik M (2012) Measurements in an axisymmetric turbulent wake with rotation downstream of a model wind turbine. 65th Annual Meeting of the APS Division of Fluid Dynamics, 18-20 Nov, San Diego, CA. Bull. Amer. Phys. Soc., Vol.57., No.17, p. 242.
  11. Vincenti P; Morrill-Winter C; Klewicki J; White C; Wosnik M (2012) Canonical boundary layer properties at high Reynolds number as measured in the UNH Flow Physics Facility. 65th Annual Meeting of the APS Division of Fluid Dynamics, 18-20 Nov, San Diego, CA. Bull. Amer. Phys. Soc., Vol.57, No.17, p.279.
  12. Rowell M; Wosnik M (2012) Experimental Evaluation of Mixer Ejector Hydrokinetic Turbine (MEHT). Extended abstract for 4th Annual NE-MREC Technical Conference, New England Marine Renewable Energy Center (NE-MREC), Providence/Warwick, RI, hurricane rescheduled: 7-8 & 10 January 2013.
  13. Nedyalkov I; Wosnik M (2012) The new UNH high speed water tunnel-cavitation and hydrofoil research for MHK Turbines. Extended abstract for 4th Annual NE-MREC Technical Conference, New England Marine Renewable Energy Center (NE-MREC), Providence/Warwick, RI, 7-8 & 10 January 2013.
  14. Dufresne N; Wosnik M (2012) The axisymmetric turbulent wake with rotation and its effect on offshore wind farm production. Extended abstract for 4th Annual NE-MREC Technical Conference, New England Marine Renewable Energy Center (NE-MREC), Providence/Warwick, RI, 7-8 & 10 January 2013.
  15. Byrne J; Swift MR; Wosnik M; Baldwin K; Celikkol B (2012) Design of the Next Generation Tidal Energy Test Platform at UNH-CORE. Extended abstract for 4th Annual NE-MREC Technical Conference, New England Marine Renewable Energy Center, Providence/Warwick, RI, 7-8 & 10 January 2013.
  16. Wosnik M; Bachant P (2011) Experimental Investigation of Helical Cross-Flow Axis Turbines, Including Effects of Waves and Turbulence (Invited), Fall Meeting of American Geophysical Union (AGU) in San Francisco, CA.
  17. Nedyalkov I; Wosnik M (2011) Cavitation inception for marine hydrokinetic turbine blades. 64th Annual Meeting of the APS Division of Fluid Dynamics, 20-22 Nov, Baltimore, MD. Bull. Amer. Phys. Soc., Vol.56, No.18, p.69.
  18. Bachant P; Wosnik M (2011) Experimental Investigation of Cross-Flow Axis Marine Hydrokinetic (MHK) Turbines, Including Effects of Waves and Turbulence. 64th Annual Meeting of the APS Division of Fluid Dynamics, 20-22 Nov, Baltimore, MD. Bull. Amer. Phys. Soc., Vol.56, No.18, p.204.      
  19. Wosnik M (2011) Similarity Theory for an Axisymmetric Turbulent Wake with Rotation. 64th Annual Meeting of the APS Division of Fluid Dynamics, 20-22 Nov, Baltimore, MD. Bull. Amer. Phys. Soc., Vol.56, No.18, p.209-210.
  20. Siegel E; Rusello PJ; McEntee J; Corbett B; Anderton S; Beaumont R; Wosnik M; Rowell M; Bachant P (2011) Using a Forward Looking Acoustic Doppler Current Profiler for Turbine Optimization and Control. 3rd Annual NE-MREC Technical Conference, New England Marine Renewable Energy Center (NE-MREC), Cambridge, MA, 7-8 November 2011.      
  21. Bachant P; Wosnik M (2011) Experimental Investigation of Cross-Flow Axis Marine Hydrokinetic (MHK) Turbines, Including Effects of Waves and Turbulence. 3rd Annual NE-MREC Technical Conference, New England Marine Renewable Energy Center (NE-MREC), Cambridge, MA, 7-8 November 2011.      
  22. Rowell M; Wosnik M (2011) Performance Evaluation of a new Mixer Ejector Hydrokinetic Turbine (MEHT). 3rd Annual NE-MREC Technical Conference, New England Marine Renewable Energy Center (NE-MREC), Cambridge, MA, 7-8 November 2011.      
  23. Nedyalkov I; Wosnik M (2011) Cavitation limits for marine hydrokinetic (MHK) turbines. 3rd Annual NE-MREC Technical Conference, New England Marine Renewable Energy Center (NE-MREC), Cambridge, MA, 7-8 November 2011.      
  24. Byrne J; Swift R; Wosnik M; Celikkol B; Baldwin K (2011) Test Platform for Evaluation of Large Scale Hydrokinetic Turbines at UNH-CORE Tidal Energy Test Site. 3rd Annual NE-MREC Technical Conference, New England Marine Renewable Energy Center (NE-MREC), Cambridge, MA, 7-8 November 2011.      
  25. Wosnik M (2011) Equilibrium Similarity Theory for Axisymmetric Turbulent Wakes with Rotation. 3rd Annual NE-MREC Technical Conference, New England Marine Renewable Energy Center (NE-MREC), Cambridge, MA, 7-8 November 2011.      
  26. Forsythe J; Klewicki J; White C; Wosnik M (2010) Status Update on the Flow Physics Facility at the University of New Hampshire. 63rd Annual Meeting of the APS Division of Fluid Dynamics, 21-23 Nov, Long Beach, CA. Bull. Amer. Phys. Soc., Vol.55, No.16, p.306.
  27. Johnston A; Wosnik M (2010) Analytical and Numerical Modeling of Performance Characteristics of Cross-Flow Axis Hydrokinetic Turbines. 2nd Annual NE-MREC Technical Conference, New England Marine Renewable Energy Center (NE-MREC), Cambridge, MA, 2 November 2010.      
  28. Bachant P; Wosnik M (2010) Development of Hydrokinetic Test Bed and Turbine Performance Evaluation. 2nd Annual NE-MREC Technical Conference, New England Marine Renewable Energy Center (NE-MREC), Cambridge, MA, 2 November 2010.      
  29. Byrne J; Swift R, Wosnik M (2010) Second Generation Tidal Energy Test Platform for UNH-CORE Tidal Energy Test Site. 2nd Annual NE-MREC Technical Conference, New England Marine Renewable Energy Center (NE-MREC), Cambridge, MA, 2 November 2010.      
  30. Wosnik M; Baldwin K; Celikkol B; Swift R (2010) Marine Hydrokinetic (MHK) Testing Infrastructure Development. 2nd Annual NE-MREC Technical Conference, New England Marine Renewable Energy Center (NE-MREC), Cambridge, MA, 2 November 2010.      
  31. Nedyalkov I; Wosnik M (2009) Redesign of contraction, test section and diffuser for a six-inch high speed water tunnel. 62nd Annual Meeting of the APS Division of Fluid Dynamics, 22-24 Nov, Minneapolis, MN. Bull. Amer. Phys. Soc., Vol.54, No.19, p.44.
  32. Wosnik M, Despins R and Swift MR (2009) The Tidal Energy Test Site at UNH-CORE. In Proceedings of 1st Annual NE-MREC Technical Conference, New England Marine Renewable Energy Center (NE-MREC), Fall River, MA, 15 October 2009.     
  33. Nedyalkov I; Clark G; Wosnik M (2008) Facility documentation measurements in ``new'' 7-inch high-speed water tunnel. 61st Annual Meeting of the APS Division of Fluid Dynamics, 23-25 Nov, San Antonio, TX.  Bull. Amer. Phys. Soc., Vol.53, No.15, p.127.
  34. Priyadarshana P; Klewicki J; White C; Wosnik M (2008) A Large Scale Wind Tunnel for the Study of High Reynolds Number Turbulent Boundary Layer Physics. 61st Annual Meeting of the APS Division of Fluid Dynamics, 23-25 Nov, San Antonio, TX. Bull. Amer. Phys. Soc., Vol.53, No.15, p.134.
  35. Kjeldsen M; Wosnik M; Arndt REA (2008) Dynamics and control of hydrofoil wakes. 61st Annual Meeting of the APS Division of Fluid Dynamics, 23-25 Nov, San Antonio, TX. Bull. Amer. Phys. Soc., Vol.53, No.15, p.136.
  36. Wosnik M; Baldwin KC; White CM; Carter M; Gress D; Swift MR; Tsukrov I; Kraft G; Celikkol B (2008) Ocean Renewable Energy Research at U. New Hampshire. 61st Annual Meeting of the APS Division of Fluid Dynamics, 23-25 Nov, San Antonio, TX. Bull. Amer. Phys. Soc., Vol.53, No.15, p.254.

 Technical Reports

  1. Wosnik M; Bachant P; Lyon VS (2013) Instrumentation for the Evaluation of Marine Hydrokinetic Turbines. A Case Study for Conte Anadromous Fish Laboratory, Turners Falls, MA. Sponsored by New England Marine Renewable Energy Center/Massachusetts Clean Energy Center, December 2013.
  2. Dufresne N; Vincenti P; Wosnik M (2013) Experimental Study of the Flow over a Radome. Sponsored by Laufer Wind Group LLC.
  3. Swift MR; Dewhurst T; Baldwin K; Wosnik M; Celikkol B (2013) Muskeget Channel Tidal Energy Test Facility. Prepared for: The New England Marine Renewable Energy Center, University of Massachusetts at Dartmouth, by the Center for Ocean Renewable Energy, University of New Hampshire.
  4. Wosnik M; Miller C (2013) Hydraulic Loss Calculation for Final Design of Intake Conduit and Interconnecting Pipes for the Fusegate System for the Auxiliary Spillway at Canton Dam.Alden Research Laboratory. Alden Report No. 2009-237-H1282a – Addendum to Report 2009-237-H1282, 33 pages.
  5. Wosnik M; Miller C (2009) Hydraulic Model Study of the Auxiliary Spillway at Canton Dam. Alden Research Laboratory, Alden Report No. 2009-237-H1282, 155 pages.
  6. Wosnik M; Johansson A; Sassaman T (2009) Physical Hydraulic Model Study of the Discharge Canals of Bonnabel and Duncan Pumping Stations, Jefferson Parish, Louisiana. Alden Research Laboratory, Alden Report No. 2009-157_H885, 75 pages.
  7. Wosnik M; Padmanabhan M (2008) Physical Hydraulic Model Study of the Lake Townsend Raw Water Intake Structure and Pumping Station. Alden Research Laboratory, Alden Report No. 2008-200_H954, 122 pages.
  8. Wosnik M (2007) Residual Heat Removal Heat Exchanger Debris Transport Testing. Alden Research Laboratory, Alden Report No. 2007-262_H208, 56 pages.
  9. Wosnik M (2006) Developmental Hydraulic Model Study of the Intake Depth Sensitivity of a Vertical Pit Pump. Alden Research Laboratory, Alden Report No. 2006-372_H954C, 34 pages.
  10. Wosnik M; Arndt REA (2006) Testing of a 1:6 scale physical model of the large, low-noise cavitation tunnel (LOCAT). St. Anthony Falls Laboratory, SAFL Report No. 486, 78 pages.

 Engineering Trade Journals

  1. Haber L and Wosnik M (2011) “Beware of Bubbles: Managing Cavitation in Refinery Processing”. In Hydrocarbon Engineering, July issue, 2011.
  2. Haber L and Wosnik M (2010) “Analyzing Cavitation in Refinery Processing”. In Valve Magazine, Fall issue,  pp.35-37, 2010.
  3. Kocahan H; Wyckhoff R, Wosnik M (2009) Spillway inadequacy remediation in the US. In International Waterpower Magazine, 2009.
  4. Wosnik M; Wyckhoff R; Lacroix S (2008) Numerical and hydraulic modeling for the upgrading of Canton Dam. In International Journal on Hydropower & Dams, Issue 5, pp. 76-79, 2008.