University of Waterloo2007-11-121990-04-012007-11-121978http://hdl.handle.net/10625/5784PhotocopyText1 digital file (57 p. : ill.)application/pdfenWIND ENERGYTURBINESPUMPSETHIOPIARESEARCH AND DEVELOPMENTENGINEERING DESIGNAPPROPRIATE TECHNOLOGYDynamic performance of the Filippini vertical axis wind turbineWorking Paper