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דוד דגני

דוד דגני
פרופסור אמריטוס
טלפון:
+972-77-8872076
פקס:
+972-77-8875711
חדר: 505, LD

Rosenblatt Chair in Mechanical Engineering

Education

  • 1971 - B.Sc. in Mechanical Engineering, Technion - IIT
  • 1975 - D.Sc. in Engineering, Technion - IIT

Research Interests

  • Domain decomposition of implicit schemes
  • Stability of High angle of attack flows
  • Computational fluid dynamics visualization

Guest Appointments

  • UC Berkeley (Visiting Professorship, 1990-2000)
  • Stanford University (Post Doc 1976-1977, Visiting Professorship - 1991, 1992)
  • NASA Ames Research Center (Research Associate 1975-1977, Senior Research Associate, 1981-1983, 1987-1989)

Public Professional Activities

  • Assistant V.P. for Development (1984-1987)
  • Head, Technion Microcomputers Program (1984-1987)
  • Chairman, Technion Faculty Association (1995-1999)
  • Deputy Senior Vice President (2002- 2006)

Membership in Professional Societies

  • AIAA, Associate Fellow
  • APS

Honors and Awards

  • U.S.A. National Academy of Sciences Research Associate Awards (1975,1981,1987)
  • G.A. Award, F-18 High-Angle-of-Attack Aerodynamics Team (1990)
  • NASA Creative Technical Innovation Awards (1990,1991,1992)

  • D. Degani and L.B. Schiff: "Computation of turbulent supersonic flows around pointed bodies having cross-flow separation," Computational Physics, 1986, Vol. 66, No. 1, pp. 173-196.
  • Y. Levy, D. Degani and A. Seginer: "Graphical visualization of vortical flows by means of helicity," AIAA Journal, 1990, Vol. 28, pp. 1347-1352.
  • D. Degani and L. B. Schiff: "Numerical simulation of the effect of spatial disturbances on vortex asymmetry," AIAA Journal, 1991, Vol. 29, #3, pp. 344-352.
  • D. Degani: "Instabilities of flows over bodies at large incidence," AIAA Journal, 1992, Vol. 30, No. 1, pp. 94-100.
  • D. Degani and Y. Levy: "Asymmetric turbulent flows over slender bodies," AIAA Journal, 1992, Vol. 30, No. 9, pp. 2267-2273.
  • D. Degani and M. Tobak: "Experimental study of controlled tip disturbance effect on flow asymmetry," Physics of Fluids A, 1992, Vol. 4, No. 12, pp. 2825-2832.
  • D. Degani and S. W. Marcus: "Thin vs. full Navier-Stokes computations for high angle-of-attack aerodynamics," AIAA Journal, 1997, Vol. 35, No. 3, pp. 565-567.
  • S. W. Marcus and D. Degani: "Exact parallelized solutions of multi-diagonal systems in underwater propagation over an elastic bottom," Theoretical and Computational Acoustics `97, World Scientific Publishing, 1999, 115-134.
  • V. Kamenetsky, A. Goldshtein, M. Shapiro, and D. Degani: "Evolution of a Shock Wave in a Granular Gas," Physics of Fluids, 2000, Vol. 12, No. 11, pp. 3036-3049.
  • Y. Lifshitz and D. Degani, "Low-dimensional models of flows over a body of revolution at high incidence." Applied and Computational Mechanics, Vol. 12, (W.L. Wendland and M. Efendiev, Eds.). Springer, 2003.
  • A. Tumin, Y. Lifshitz, and D. Degani: "Theoretical studies of harmonic perturbations in turbulent shear flows for purpose of flow control." Invited Paper, 36th AIAA Fluid Dynamics Conference, San Francisco, June 2006.
  • Y. Lifshitz and D. Degani: "Continuing nonlinear growth of Tollmien-Schlichting waves." Physics of Fluids, 19, 088106, 2007.
  • Z. Magalov, A. Shitzer and D. Degani: "Cryo-surgical aspects of isothermal volume contours generated in a freezing gel by embedded cryo-needles." Cryobiology, 55, #2 (October), pp.127-137, 2007.
  • Y. Lifshitz, D. Degani, and A. Tumin: "On the interaction of turbulent shear layers with harmonic perturbations." Flow, Turbulence and Combustion, 80, #1, pp. 61-80, 2008.
  • Z. Magalov, A. Shitzer and D. Degani: "Experimental and numerical study of one, two and three embedded needle cryoprobes simultaneously operated by high pressure Argon gas. " J. Heat Transfer, ASME, 2008, 130, #3, 032301-12.
  • G. Bekerman, A. Shitzer and D. Degani: "Numerical model of the effects of a thermally-significant blood vessel on solidification by a circular surface cryosurgical probe compared to experimental data. " J. Heat Transfer, ASME, 2009, 131, #5, 051101-2.
  • Y. Lifshitz and D. Degani: "Impact of harmonic perturbations on a turbulent mixing layer. " AIAA Journal, 2010, Vol. 48, 9, pp. 2169-2172.
  • Y. Lifshitz, D. Degani, and A. Tumin: "Study of discrete modes branching in high-speed boundary layers." AIAA Journal, 2012, Vol. 50, 10, pp. 2202-2210.
  • A. Dubrovsky, D. Degani and O. Gottlieb: "Numerical Analysis of Elastically Restrained Cylinders Undergoing Vortex-Induced Vibration in Two-Dimensional Compressible Flows. " Keynote lecture; The 32nd Israeli Conference on Mechanical Engineering ICME2012, Tel Aviv, Israel, October 2012.
  • S. Gendel, O. Gottlieb and D. Degani: "Fluid-Structure Interaction of an Elastically Mounted Slender Body at High Incidence." AIAA Journal, 2014. Accepted for publication.
 

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