1. Associate Professor Department Of Industrial Sciences, Artesis University College, Paardenmarkt 92, 2000 Antwerp, Belgium e-mail:
2. Professor e-mail:
3. Researcher e-mail:
4. Professor e-mail: Acoustics and Vibration Research Group, Department Of Mechanical Engineering, Vrije Universiteit Brussel, Pleinlaan 2, 1050 Brussels, Belgium