Publications

Recent Reports (Download)

• The Number and Speed of Stall Cells During Rotating Stall in a Multi-Stage Compressor

Archive Publications

• D. Adler and Y. Levy: “A Laser-Doppler Investigation of the Flow Inside a Backswept, Closed, Centrifugal Impeller”, J. Mech. Eng. Sci., Vol. 21, No. 1, 1979, pp. 1-6.
• Y. Levy and F.C. Lockwood: “Velocity Measurements in Particle Laden Turbulent Free Jet”, Combustion & Flame, Vol. 40, pp. 333-339, 1981.
• Y. Levy and F.C. Lockwood: “Laser Doppler Measurements of Flow in Freeboard of a Fluidized Bed”, A.I.Ch.E., Vol. 29, No. 6, Nov. 1983, pp. 889-895.
• Y. Levy: “LDA Technique for Measurements in Freeboard of Fluidized Beds”, A.I.Ch.E., Vol. 32, No. 9, Sept. 1986, pp. 1579-1583.
• Y. Levy and A. Romano: “Development of Blood Flow Velocimeter for Ocular Vessels”, Metabolic, Pediatric and Systemic Ophthalmology, Vol. 11, Nos. 1-2, 1988, pp. 70-75.
• Y. Levy: “Pressurized Fluidized Bed Combustion using Oil Shale for Gas Turbine Operation”, Journal of the Institute of Energy, Vol. LXI, Sept. 1988, pp. 157-164.
• D. Laredo, Y. Levy and Y.M. Timnat: “Two Phase Flow Diagnostics in Reactive Flows”, in “Liquid Metal Flows, Magnetohydrodynamics and Applications”, Editors: H. Branover and M. Monds, Progress in Astronautics and Aeronautics Series of the AIAA, Vol. 111, pp. 605-618, 1988.
• Y. Levy: “Back Scattered Phase Doppler Anemometry (PDA) for Spray Diagnostics”, in “Laser Anemometry in Fluid Mechanics IV”, Editors R.J. Adrian, D.F.G. Durao, F. Durst and J.H. Whitelaw, Springer-Verlag, 1989.
• D. Albagli and Y. Levy: “Experimental Study of Confined Two-Phase Flow Jets”, AIAA Journal of Thermophysics and Heat Transfer, Vol. 5, No. 3, July-Sept. 1991, pp. 387-393.
• D.L. Bulzan, Y. Levy, S.K. Aggarawal and S. Chitre: “Measurements and Prediction of Liquid Spray from an Air Assist Nozzle”, Atomization and Sprays, Vol. 2, 1992, pp. 445-462.
• 11. Y. Levy and Y. Dorfman: “Two Phase Flow in the Vicinity of an Elongated Bubble in a Fluidized Bed”, AIChE, Vol. 41, No. 5, pp. 1113-1121, 1995.
• Y. Levy and D.L. Bulzan: “On the Combustion of Laminar Sprays”, Combustion and Flame, Vol. 100, pp. 543-549, 1995.
• A. Brandstein and Y. Levy: “Laser Propulsion System for Space Vehicles”, AIAA J. for Propulsion and Power, Vol. 14 Number 2, pp. 261-269, 1998.
• Eugene Lubarsky and Yeshayahou Levy, “Experimental Investigation of Flameholding System for the Suppression of Ramjet Rumble”, Proceedings of the 27th Combustion Symposium, the Combustion Institute, 1998.
• B. Golovanevsky, Y. Levy, B. Greenberg and M. Matalon, “On the Oscillation Behavior of Laminar Spray Diffusion Flames: Experiment and Theory”, Combustion and Flame, Vol. 117, pp. 373-383, Feb. 1999.
• Y. Levy and J. Pismeny, “Heat Transfer in Fuel Flow as a Source of Laminar Flame Oscillation”, Combustion Science and Technology, 2000, Vol. 153, pp. 263-278.
• 17. B. Golovanevsky, Y. Levy, “Fluid image velocimetry of the flow in the recirculation zone of a bluff body stabilized and controlled burner”, In “Laser Techniques and Application in Fluid Mechanics”, Eds. R.J. Adrian, J.H. Whitelaw, F. Durst and M.V. Heitor, Springer Verlag, þ2001.

Patents

• “Orbiting Engine”, Lior, D. and Levy Y., US Patent No. 6,295,802 B1, Oct. 2001.

Research Reports

• Y. Levy: “The Application of Maxwell Equations to Laser Doppler 5. G.M.H.J.L. Gadiot and Y. Levy: “Pressurized Fluidized Bed Combustion: A Review”, TAE Report No. 632, Oct. 1988.
• Y. Elazar, Y. Levy, L. Shemesh and M. Wolfshtein: “Numerical Calculation of the Performance of Jet Engine Afterburners”, TAE Report No. 685, 1992.
• Y. Levy, and J. Pismenny: “Dynamic Modeling of the Horn in Ultrasonic Atomization on the Liquid surface”, TAE Report No. 797, 1997.
• Y. Levy, and J. Pismenny: “Diameter of Droplets Generated by the Ultrasonic Oscillation of Liquid surface”, TAE Report No. 798, 1997.
• Y. Levy and J. Pismenny: “Atomization Model & Diagnostics Techniques – the Experimental set – up for the Investigation of the Ultrasonic Oscillation”, TAE Report No. 809, 1997.
• Lichtsinder, M. and Levy, Y., “DYNJET, a Matlab Program for Calculating Steady-State Performance of Single-Spool Turbojet Engines, (A) Graphical (Polar) Presentation of Compressor Map”, TAE No. 833, Technion, Israel, February 1999.
• Lichtsinder, M. and Levy, Y., “DYNJET, a Matlab Program for Calculating Steady-State Performance of Single-spool Turbojet Engines, (B) Tabular Presentation of Compressor Maps”, TAE No. 842, Technion, Israel, October 1999.
• Lichtsinder, M. and Levy, Y., “DYNJET, a Matlab Program for Calculating Steady-State and Transient Performance of Single-Spool Turbojet Engines, (D) Polar Presentation of Compressor Map”, TAE No. 846, Technion, Israel, July 2000.
• Pismenny, J. and Levy, Y., “On the Dynamic Behavior of Rotating Stall”. Technion, Haifa. Scientific Report TAE No 847, 2000.
• Lichtsinder, M. and Levy, Y., “DYNJET, a Matlab Program for Calculating Dynamic Performance of Single-spool Turbojet Engines, (C) Tabular Presentation of Engine Component Maps”, TAE No. 854, Technion, Israel, January 2000.
• Pismenny, J. and Levy, Y., “Oscillation in a Multistage Axial Compressor during Rotating Stall”. TAE Report No. 868, 102 p., 2001.
• Lichtsinder, M. and Levy, Y., “Real-Time Simulator Using Novel Jet Engine Model Based on Generalized Describing Function”, TAE No. 887, April þ2002.

Refereed Papers in Conference Proceedings

• Y. Levy and Y.M. Timnat: “Simultaneous Measurement of Velocities and Particle Sizes for Injection Systems and Ramjet Combustors”, 7th Int. Symp. on Air Breathing Engines (ISABE), Beijing, China, Sept. 1985.
• Y. Levy: “Back Scattered Phase Doppler Anemometry for Spray Diagnostics”, the 4th Int. Symp. on Laser Doppler Anemometry, July 1988, Lisbon.
• D.L. Bulzan, Y. Levy, S.K. Aggarawal and S. Chitre: “Measurements and Predictions of a Liquid Spray from an Air Assisted Nozzle”, AIAA 91-0692 (also published as NASA TM 103640), the 29th Aerospace Meeting (ASME), 1991, Reno Nevada, January 7-10.
• A. Gany, Y. Levy and Y.M. Timnat: “Propellant Behavior Simulation in a Spinning Space Motor”, Turkish Aeronautical Symposium, Technical University of Ankara, Turkey, June 22-26, 1992.
• Y. Levy, F. Christo, A. Romano, “Laser Doppler Investigation of Blood Flow in Capillary Tubes”, Biomedical Europe 93, SPIE, Vol. 2079, Budapest, 1-5 September 1993.
• Y. Levy and B. Golobaniesky, “Oscillations in Laminar Sprays”, 7th Int. Symp. on Application of Laser Techniques to Fluid Mechanics, Lisbon, July 11-14, 1994.
• E. Lubarsky and Y. Levy, “Characteristics of Oscillating Control Spray for the Suppression of Low Frequency Combustion Instabilities”, 8th Int. Symp. on Application of Laser techniques to Fluid Mechanics, Lisbon 8 – 11, 1996.
• Pismenny, J. and Levy, Y., “Dynamics of Compressible Gas Flow with Friction for the Investigation of Turbo-Compressors”, 38th Israel Annual Conference on Aerospace Sciences, February 25-26, 1998, pp. 266-273.
• D. Lior and Y. Levy, “Orbiting Combustion Nozzle Engine”, 33rd AIAA/ASME/SAE/ ASEE Joint Propulsion Conference & Exhibit, July 6-9, 1997, Seattle, AIAA 97-3292.
• E. Lubarsky and Y. Levy, “Experimental Investigation of Flameholding System for the Suppression of Ramjet Rumble”, the 27th Combustion Symposium, Boulder Colorado, 1998.
• Y. Levy, B. Golovanevsky and T.A. Kowalewski, “Fluid Image Velocimetry for Unseeded Flow”, 9th Int. Symp. on Application of Laser techniques to Fluid Mechanics, Lisbon, July 1998.
• Lichtsinder, M. and Levy, Y., “Matlab Prediction Program for Steady-State and Transient Performance of Single-Spool Turbojets”, the 41st Israel Annual Conference on Aerospace Sciences, February 2001.
• Levy, Y., Pismenny, J., Raiser A. Riess W., “Relationships between Frequencies of Pressure Oscillations and Rotor Speed under Established Rotating Stall”, Thermal Turbomachinery: Turbocompressors in Industrial Use, Duisbeurg, Germany, 18-19 September 2001.
• Y. Levy, V. Sherbaum, V. Nadvany, “Modified Vaporizer for Small Jet Engine Combustor”, the 42nd Israel Annual Conference on Aerospace Engineering, Feb. 2002.
• M. Lichtsinder Y. Levy, “Simulations and Control of Single-Spool Turbojets Using Novel Simulink Program”, the 42nd Israel Annual Conference on Aerospace Engineering, Feb. 2002.
• Levy Y., Lipkin S., Nadvany V. and Sherboim V., “Fuel atomization in small jet engines”, TURBO EXPO 2002, 3-6 June 2002, Amsterdam.
• Pismenny J., Levy Y., Reissner A. and Riess W., “Experimental Study of Two Types of Rotating Stalls in a Four-stage Axial Compressor”, TURBO EXPO 2002, 3-6 June 2002, Amsterdam.
• Pismenny J. and Levy Y., “Non-linear Effects of Frame Vibration in Gas Turbine Engines with Two and Three Rotors”, TURBO EXPO 2002, 3-6 June 2002, Amsterdam.