Don't wish to discourage you but this hardly sounds like microhydro stuff. At a flow of 1 metre per second and a depth of 1 metre we are talking of a river/channel 59 metres wide. This is fairly heavy concrete work.
Girish ----- Original Message ----- From: "peterevans_33" <[EMAIL PROTECTED]> To: <[email protected]> Sent: Saturday, August 13, 2005 8:16 AM Subject: [microhydro] Re: Mini Hydro- Flow of 59 cub Mtr/ Sec & a head of 1.24 Mtrs > 1.24m sounds like a very good height for an overshot waterwheel. > > Apparently those made of steel are better than wood. 59 m^3 and 1.24m > head = 600W... no this does not sound right to me. That is about > 60000 kg of water per second. Now PE = mgh = 60000 x 10 x 1.24=750000W > = 750kw > > Now 750kw x effeficienty of wheel = about 600kw.. seems a huge amount. > 59 cubice meters per second is huge. The waterwheel would have to be > very wide I imagine to physically handle such an amount, thus kaplan > may be better. Assume you want to harness all of it? Assume you have a > weir built there already? > > The people that make waterwheels say that have very high effeciency, > are often more cost effective for low head projects. Some wheels run > for 60 to 80 years without trouble. But yes would have to be very wide > wheel to harness this power. Undershot is an option too, also could be > more cost effective than Kaplan.. > > As said before 600kW not 600W > > N. Peter Evans > > > > > --- In [email protected], yash chawla <[EMAIL PROTECTED]> wrote: > > Dear Friends > > > > If we can find some Micro Hydel Turbine so as to get Electrical power > > that can be generated economically out of Flow of 59 cub Mtr/ Sec & a > > head of 1.24 Mtrs run of the river model. > > > > Yash > > > > > > > > > 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 > > > > > > ------------------------ 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/
