Martin, Have you seen this, <http://uekus.com/Clean_Energy.html>(large flows, incl. tidal) and this <http://althydrosolutions.com/background.html>(small streams, I believe). George
On Fri, 30 Sep 2005 02:13:45 -0000, "chilechinadollz" <[EMAIL PROTECTED]> said: > Hello all, > > My research into using boat propellers as runners in a turbine has led > me to look into vertical propeller pumps. The runner of a pump > appears to be the right shape and spins at motor/generator speeds. I > understand that centrifugal pumps have been run in reverse as > turbines, but has anyone heard about vertical propeller pumps run in > reverse? > > My situation has large flow and low head (.13 cubic meters/sec, 5 > meter head) and seems to favor this type of machine. It would > certainly be a lot easier to use an engineered unit rather than > hobbing something together. I have uploaded photos of a vertical pump > to the folder named "vertical pump". > > Thanks in advance for any advice. > Martin -- http://www.fastmail.fm - The professional email service ------------------------ Yahoo! Groups Sponsor --------------------~--> Get fast access to your favorite Yahoo! Groups. Make Yahoo! your home page http://us.click.yahoo.com/dpRU5A/wUILAA/yQLSAA/FGYolB/TM --------------------------------------------------------------------~-> Does your company feature in the microhydro business directory at http://microhydropower.net/directory ? If not, please register free of charge and be exposed to the microhydro community world wide! NOTE: The advertisements in this email are added by Yahoogroups who provides us with free email group services. The microhydro-group does not endorse products or support the advertisements in any way. More information on micro hydropower at http://microhydropower.net To unsubscribe: send empty message to [EMAIL PROTECTED] Yahoo! Groups Links <*> To visit your group on the web, go to: http://groups.yahoo.com/group/microhydro/ <*> To unsubscribe from this group, send an email to: [EMAIL PROTECTED] <*> Your use of Yahoo! Groups is subject to: http://docs.yahoo.com/info/terms/
