Difference in BEM solve times when recovering Radiation Efficiency. Is this expected?

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VA One

Vibro-Acoustics

by Emna Ben Ali |9 March 2017

I see a drastic difference in BEM solve times when recovering Rad Eff. Is this expected?, Yes, computing the BEM radiation efficiency is very expensive as it has to recover the velocity at every wetted node and multiply by the mode shape at that mode, then sum that all up.