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BS ISO 20233-2:2019

BS ISO 20233-2:2019 Ships and marine technology. Model test method for propeller cavitation noise evaluation in ship design. Noise source localization

standard by British Standard / International Organization for Standardization, 08/12/2019

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Full Description

This document specifies a model test method for propeller cavitation noise evaluation in ship design,focusing mainly on the noise source localization.

The procedure comprises the model test set-up, noise measurements, data processing and sourcelocalization. The target noise source being propeller cavitation, this document describes the test set-upand conditions to reproduce the cavitation patterns of the ship, which is the same as in ISO 20233-1. Thenoise measurements are performed using a hydrophone array for the source localizations. Therefore,the instrumentation of the hydrophone array is also addressed, as well as a suitable array signalprocessing of the measured data. Finally, a method to visualize and to interpret the results is presented.

Cross References:
ISO 20233-1:2018
IEC 60565


All current amendments available at time of purchase are included with the purchase of this document.

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