Effect of Surface Roughness on Cavitation Performance of Hydrofoils—Report 1

[+] Author and Article Information
F. Numachi, R. Ōba, I. Chida

Tōhoku University, Institute of High Speed Mechanics, Sendai, Japan

J. Basic Eng 87(2), 495-502 (Jun 01, 1965) (8 pages) doi:10.1115/1.3650583 History: Received April 30, 1964; Online November 03, 2011


The effect of surface roughness on hydrofoil characteristics, particularly cavitation performance, was studied experimentally. It was intended to initiate the first of a series of studies to examine the effect on mechanical characteristics, particularly efficiency, of the surface finishing accuracy of blades in axial-flow turbines and pumps.

Copyright © 1965 by ASME
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