http://journeytoforever.org/at_waterpump.html Water-powered water pumps - Appropriate technology: Journey to Forever
Best Keith >Google "ram pump" for all the details of this. The only drawback of >the common design is that it pumps a portion of the source water, >which can be problematic for drinking water supply, since the source >is usually a surface source such as a stream or river. Using the >large volume of surface water to pump a small volume of ground water >source can be done through a variety of means, but it's more >complicated. > >Zeke > >On 1/12/07, JAMES PHELPS <<mailto:[EMAIL PROTECTED]>[EMAIL PROTECTED]> wrote: > >This pendulum is not new, the Amish have used a similar device to pump water >for years. Thier system uses a flow of say 1 cubic foot of water falling a >distance of 1 foot - to elevate a much smaller volume uphill 40 feet as time >is on thier side, periods of low water use slowly fills a storage tank in >the attic so ample water at ample pressure is available during times of >need. I am not going to waste time doing the math, but the energy equation >in these devices is balanced. Period. > >respecfully, >Jim _______________________________________________ Biofuel mailing list Biofuel@sustainablelists.org http://sustainablelists.org/mailman/listinfo/biofuel_sustainablelists.org Biofuel at Journey to Forever: http://journeytoforever.org/biofuel.html Search the combined Biofuel and Biofuels-biz list archives (50,000 messages): http://www.mail-archive.com/biofuel@sustainablelists.org/
