Download or read book A General Representation for Axial-flow Fans and Turbines written by W. Perl and published by . This book was released on 1945 with total page 26 pages. Available in PDF, EPUB and Kindle. Book excerpt: A general representation of fan and turbine arrangements on a single classification chart is presented which is made possible by a particular definition of the stage of an axial-flow fan or turbine. Several unconventional fan and turbine arrangements are indicated and the applications of these arrangements are discussed.