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Sascha Merz

PhD Candidate (expection completion date, 2009)
Sascha Merz

Optimisation of a submarine's propulsion system to minimise radiated sound power

Supervisor: Dr. Nicole Kessissoglou
Office: M13, Willis Annex
Phone: + 61 2 9385 6864
Email:

Research Interests:

  • Underwater Acoustics
  • Numerical methods (finite element method, boundary element method)
  • Parallelisation of numerical methods in structural dynamics and acoustics
  • Fluid/structure interaction
  • Structural-acoustic optimisation
  • Passive noise control

Education:
2002 – 2006 Dipl.-Ing. (FH) (eq. to BE(Hons)): Mechanical Engineering, Karlsruhe University of Applied Sciences
2007 – PhD Candidate, The University of New South Wales

Industrial Experience:


2003 – Industry semester at SEW Eurodrive, Graben-Neudorf, Germany

2006 – Thesis at MTU Aero Engines, Munich, Germany

Awards:

  • Award for excellent results in the “Vordiplom” 2004
  • Top Talent Team (Schaeffler Group) 2004

Selected Publications:



Journal Papers:

  • S. Merz, S. Oberst, P. G. Dylejko, N. J. Kessissoglou, Y. K. Tso and S. Marburg, “Development of coupled FE/BE models to investigate the structural and acoustic responses of a submerged vessel”. Journal of Computational Acoustics 15(1), 23-47(2007)
  • S. Merz, R. Kinns and N. J. Kessissoglou, “Structural and acoustic responses of a submarine hull due to propeller forces”. Journal of Sound and Vibration, in press.
  • S. Merz, N. J. Kessissoglou and R. Kinns, “Influence of Resonance Changer Parameters on the Radiated Sound Power of a Submarine”. Journal of Acoustics Australia, under review

Conference Papers:

  • S. Merz, N. J. Kessissoglou and R. Kinns, “Excitation of a submarine hull by propeller forces”, Proceedings of the 14th International Congress on Sound and Vibration, Cairns, Australia, 9-12 July 2007.
  • S. Merz, R. Kinns and N. J. Kessissoglou, “Effect of a submarine shaft resonance changer in the presence of fluid forces, propeller forces”, Proceedings of Eurodyn 2008, Southampton, UK, 7-9 July 2008.
  • S. Merz, R. Kinns and N. J. Kessissoglou, “Influence of a resonance changer on the sound radiation of a submarine” Acoustics 2008, Paris, France 30 June – 4 July 2008.
  • R. Kinns, S. Merz and N. J. Kessissoglou, “Sound radiation from a submarine due to propeller forces transmitted via the shaft and fluid to the hull”, Proceedings of ISMA 2008 International Conference on Noise and Vibration Engineering, Leuven, Belgium 18–20 September 2008.
  • S. Merz, N. J. Kessissoglou and R. Kinns,“ Structural and Acoustic Responses of a Submarine due to Propeller Forces Transmitted to the Hull via the Shaft and Fluid”, Proceedings of AAS 2008,Geelong, Australia 24-26 November 2008.

 


Vibration and Acoustics Research Group, UNSW Sydney NSW 2052, Australia
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