Jak, it will only work until the level in your well falls down to the level corresponding to your overhead pressure. For 45 psi = 3 atm, that's 30m below the level in the strata, i.e. more than 30m below ground.
Michel 2009/9/2 Harbach Jak <[email protected]>: > > ~THE WATER-CLOCK/WATER TOWER~ > > THE BEAUTY is that this is a LOW PRESSURE 25 to 45 psi system. No chance of > backing any water back into the strata. The well is cased with a sealed-cap > top end protruding a foot or so from the ground. Two one and one-quarter > inch internal diameter threaded flanges are through the well-head-cap. One > just allows the wind-compressor to pressure up the well while the other is a > simple 1 inch internal diameter pvc 'straw' that goes into the water to > about 5 ft. above bottom. And above the cap it goes where ever you want it > to go. > > The higher the 'straw' extends up out of the well (sealed at the cap), the > LOWER the psi atmospheric pressure and the EASIER it is for the 'straw' to > send a healthy stream to where ever you want. This is the very same physics > as allows any kid to drink a soda-pop up through a straw; aka 'not' rocket > science.~:-) > > A tank about 10 higher than your home-roof line allows ample home water > pressure by the way and allows for SOLAR HEATED WATER AS WELL; which is very > cool. > > THE ENERGY STORAGE is NOT within the well; it is the COLLECTED WATER-WEIGHT > up in our WATER ELEVATOR TANK that allows the 'energy-storage' for winding > our 'main-spring' POWER ON DEMAND SYSTEM. A smaller counter-balance tank > can be filling at the same time as the 'main water/gravity tank' to act as > the 'counter-weight' to bring the 'emptied' drop-tank back up into the top > of the elevator 'silo.' > > THIS IS LOW-AIR-PRESSURE SYSTEM NOT THEORY: This is a tried and true 'well > used' system; pardon the pun.~;-) > > ________________________________ > Date: Wed, 2 Sep 2009 12:50:32 +0200 > Subject: Re: [Vo]:Clockwork&RubeGoldberg > From: [email protected] > To: [email protected] > > Jak, underground compressed air is a good way to store energy I gather, it > is seriously considered by utilities, but what worries me in the specific > scheme you describe is that the compressed air will push the well's water > back into the surrounding ground. > > Nick, I found the answer to your energy density question here: > > http://en.wikipedia.org/wiki/Energy_density > > Excerpts from their main table: > Storage type MJ/kg MJ/L > > EEStor (claimed) 1.2 5.7 > battery, Lithium ion 0.46-0.72 0.83-0.9 > Flywheel 0.36-0.5 > battery (NiMH), High Power 0.250 0.493 > battery (NiCd)[5] 0.14 1.08 > battery, Lead acid[5] 0.14 0.36 > Spring 0.0003 0.0006 > > Springs therefore don't seem to be a practical energy storage solution (mass > per stored kWh is about 1000 times more than that of other types) > Michel > > 2009/9/2 Harbach Jak <[email protected]>: >> Nick: The whole wind-driven 'water-clock' affair would merely be the >> 'constantly performing' winding device for a battery/series(maybe five or >> so) for the very design of 'mainspring' you propose. And the centrifugal >> 'magnet-rim' low-tech spoke-wheel :generator(s) would convert the >> mainspring >> foot-pound torque drive into usable &/or convertable to AC >> electricity.~Jak~:-) >> ________________________________ >> From: [email protected] >> To: [email protected] >> Subject: Re: [Vo]:Clockwork&RubeGoldberg >> Date: Tue, 1 Sep 2009 22:40:54 +0100 >> >> >> Hi Jak, >> Thanks for your reply. I don't understand your other postings >> very >> well, but this one seemed well down to Earth and do-able. I was hoping to >> find a calculation that showed that, say, a 40 kilo mainspring, 1 metre >> across, could store 5 kw hours. Maybe your ultra low tech pumped water >> storage system may be even better/more efficient. >> >> Nick Palmer >> >> On the side of the Planet - and the people - because they're worth it >> ________________________________ >> Windows Live: Keep your friends up to date with what you do online. Find >> out >> more. > > > ________________________________ > With Windows Live, you can organize, edit, and share your photos. Click > here. > ________________________________ > With Windows Live, you can organize, edit, and share your photos. Click > here.
