Mark,
............no so quick answer....: Outside Diameter is 200 mm; full turbine built by us in Concepcion (MTF shop), in 1992. Carlos --------------------------------- ----- Original Message ----- From: "H2MJD" <[EMAIL PROTECTED]> To: <[email protected]> Sent: Friday, February 04, 2005 8:16 PM Subject: Re: [microhydro] Proof of global warming - frogs block turbine nozzles > > > > > Carlos.....quick question......what was the Outside Diameter of the > crossflow runner.....who built it?....thanks, Mark > > Some years ago a turbine was suddenly stopped. After opening it, we found > a > mouse in the nozzle of the cross flow 5 kWe turbine set, located between > nozzle top and flow regulator valve. The nozzle is only 50 mm width, as > gross head is 63 m. The mouse comes inside 6" dia. PVC penstock with his > head pointing down and became "wedge formed" (as in Tom & Jerry films); > was > very funny (for us not for the mouse, indeed). > Preventing future problems we had taked out the flow regulator valve and > turbine runs very well without it, fixing the flow by means of the > butterfly > valve installed in the pipe about 2 m up flow from the turbine entrance. > > Carlos > -------------------------------------------------- > ----- Original Message ----- > From: "allenderd" <[EMAIL PROTECTED]> > To: <[email protected]> > Sent: Friday, February 04, 2005 9:46 AM > Subject: [microhydro] Proof of global warming - frogs block turbine > nozzles > > >> >> >> >> My micro-hydro has worked fine for several years with minimal >> trash screening. Recently, I have had the turbine nozzles blocked >> with dead frogs. Now I know that Egypt was plagued with them when >> Moses was around but they have suddenly appeared in the stream that >> provides the water for the turbine. They have never been present >> before. So, this hill stream and its surrounding area seems to have >> warmed up significantly enough to make the habitat suitable for >> frogs. Proof of global warming ? The trash screen has had to be >> extended over the top of the forebay to stop the blighters jumping in >> and commiting suicide >> David >> www.OffTheGrid.co.uk >> >> >> >> >> >> >> >> >> >> 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 >> >> >> >> >> >> >> >> > > > > > > > > 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 > > a.. To visit your group on the web, go to: > http://groups.yahoo.com/group/microhydro/ > > b.. To unsubscribe from this group, send an email to: > [EMAIL PROTECTED] > > c.. Your use of Yahoo! Groups is subject to the Yahoo! Terms of > Service. > > > > [Non-text portions of this message have been removed] > > > > > > > > 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 --------------------~--> What would our lives be like without music, dance, and theater? Donate or volunteer in the arts today at Network for Good! http://us.click.yahoo.com/TzSHvD/SOnJAA/79vVAA/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/
