... of the new method were validated by the vibration experiment using a mockup piping system. vibration measurement contactless measurement piping vibration vibration stress small-bore piping LED displacement sensor optical sensor fatigue failure One of the serious problems in nuclear power...

... measurement maintenance engineering vibration fatigue vibration measurement small-bore piping piping vibration problem light emitting diode LED Fatigue failure is a serious problem in piping systems installed in nuclear power plants that arises from vibration sources such as pumps during plant...

... of the predictive techniques achieved through laboratory experiments ( 8 9 10 11 ). impact (mechanical) mechanical contact modal analysis pipe flow supports transducers turbulence vibration measurement vibrations 15 06 2009 16 12 2009 05 05 2010 2010 American Society...

... TECHNOLOGY . Manuscript received by the PVP Division November 8, 2002; revision received June 26, 2003. Associate Editor: G. C. Slagis. 08 November 2002 26 June 2003 26 02 2004 building dynamic testing displacement measurement vibration measurement image motion analysis...

... to quantify the relationship between wide-area vibrations and noise emanation from piping systems. An additional goal is to increase the efficiency of noise abatement solutions using insight obtained from wide-field vibration measurements. Excessive piping vibrations are a major cause of machinery...

...K. T. Truong,, Mem. ASME heat pipes stress analysis frequency response frequency-domain analysis vibration measurement A practical technique in determining the dynamic stresses in pipelines using finite element method is investigated by Moussa et al.. The authors propose to create...