Numerical Simulation of Ultrasonic Geometry Echoes for Inspection of VVER 440 SG Flange Thread Holes

  • M B Benak, Peter HUDCOVIČ, Branislav MARTANČÍK
  • Published 2016


The contribution is aimed at clarifying of the origin of ultrasonic geometry echo during mechanized inspection of VVER 440 steam generator thread holes. During ISI different echoes has been appeared given by the design of steam generator flange. Origin of the echoes will be explained using the numerical simulation. Sound beam interference with the… (More)


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