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Article #2146Re: Gravity Wells
From: rtotman
Date: Thu, 23 Oct 1997 00:00
Date: Thu, 23 Oct 1997 00:00
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>> >> PS of course you could put the membrane only 500 or 1000 ft down and Pump the >> water up. >> Not quite so fancy (I love physics that looks like magic) But it would use >> only around 30% of the energy of conventional reverse osmosis plants (no need >> to compress the flow-by water) not to mention no containment pressure vessel >> and hence the membranes don't have to be so compact to be cramed into pressure >> vessels so they would be cheaper etc etc etc. > >John & Rhea Cook >'Words don't grow on trees, you know' Me > There's just one snag to all of this. The water around the base of the tube will become increasingly salt and, unless there is a good current down there to replace it with new sea water, the system will stop working. Sorry about that. Ah well, back to the drawing board. Rusty
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X-Google-Language: ENGLISH,ASCII-7-bit X-Google-Thread: 10e415,375cb76abe5101e7,start X-Google-Attributes: gid10e415,public X-Google-Thread: 107e5d,375cb76abe5101e7,start X-Google-Attributes: gid107e5d,public X-Google-Thread: 10b271,375cb76abe5101e7,start X-Google-Attributes: gid10b271,public X-Google-Thread: 100065,375cb76abe5101e7,start X-Google-Attributes: gid100065,public X-Google-Thread: 10c480,375cb76abe5101e7,start X-Google-Attributes: gid10c480,public From: rtotman@(remove-this)oanet.com Subject: Re: Gravity Wells Date: 1997/10/23 Message-ID: <344f8dbb.4753209@news.oanet.com> X-Deja-AN: 282671645 References: <344ECCC4.5EC75116@fan.net.au> Newsgroups: sci.energy,sci.physics,sci.mech.fluids,alt.energy.renewable,aus.environment.misc