Institute for Fluid Dynamics and Ship Theory

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Cavitation on Ship Propulsors

Instructor:

Prof. Dr.-Ing. Moustafa Abdel-Maksoud

Course Format:

2 hours lecture, 0 hours exercise

Period:

Summer Semester

Language:

German

Recommended Previous Knowledge:

Fluid dynamics for Naval Architects, Ship propeller, Special Topics of Ship Propulsion

Contents:

  1. Phenomenon and type of cavitation
  2. Test facilities and instrumentations
  3. Dynamics of bubbles
  4. Bubbles cavitation
  5. Supercavitation
  6. Ventilated supercavities
  7. Vortex cavitation
  8. Sheet cavitation
  9. Cavitation in rotary machines
  10. Numerical cavitation models I
  11. Numerical cavitation models II
  12. Pressure fluctuation
  13. Erosion and noise

Learning Outcomes:

Provide detailed information on cavitating flow on ship propulsors. Establish a background of analysis of different types of cavitation and planning of model tests. Provide detailed knowledge on numerical methods for calculation of cavitation volume. Understanding of cavitation consequences such as pressure fluctuation, erosion and noise.

Reading Resources:

  1. Lewis, V. E. (Ed.) , Principles of Naval Architecture, Reistance Propulsion, Vibration.Volume II, Controllability, SNAME, New York, 1989.
  2. Isay, W. H., Kavitation, Schiffahrt-Verlag Hansa, Hamburg, 1989.
  3. Franc, J.-P., Michel , J.-M. Fundamentales of Cavitation, Kluwer Academic Publisher, 2004.
  4. Lecoffre, Y., Cavitation Bubble Trackers, Balkema/Rotterdam/ Brookfield, 1999.
  5. Brennen, C. E., Cavitation and Bubble Dynamics, Oxford University Press, 1995.

Performance Record:

oral exam

ECTS Credit Points:

3.00

Workload:

90 hours total

Further Information:

http://www.tuhh.de/fds/education

Contact:

m.abdel-maksoud(at)tuhh(dot)de