Cavitation Tests on Hydrofoils Designed for Accelerating Flow Cascade; Report 4—Three Profiles Designed for High Head Kaplan Turbine

[+] Author and Article Information
F. Numachi

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

J. Basic Eng 91(3), 423-432 (Sep 01, 1969) (10 pages) doi:10.1115/1.3571141 History: Received July 03, 1968; Online November 03, 2011


In pursuit of the studies previously reported [1–3], three profiles suited for application in the main blade elements of high head Kaplan turbines—two intended for sections near boss and one for sections around midway or two thirds along the blade arm—have been produced, and an account is given of the blade characteristics and performance in cavitation tunnel tests.

Copyright © 1969 by ASME
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