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Article #4923Re: What happens when solar power is cheaper than grid power?
From: Sylvia Else
Date: Tue, 10 Jul 2012 02:38
Date: Tue, 10 Jul 2012 02:38
115 lines
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6951 bytes
On 10/07/2012 9:12 AM, Graham Cooper wrote: > On Jul 10, 8:24 am, BruceS <bruce...@hotmail.com> wrote: >> On Jul 9, 1:39 am, "Clocky" <notg...@happen.com> wrote: >> >> >>> Graham Cooper wrote: >>>> On Jul 9, 11:24 am, "Clocky" <notg...@happen.com> wrote: >>>>> herc.of.z...@gmail.com wrote: >>>>>> On Jul 9, 9:28 am, "Clocky" <notg...@happen.com> wrote: >>>>>>> Yes but when you are trying to cool/heat a room you will soon >>>>>>> realise that the power required to do so using Peltier cooling (not >>>>>>> to mention the costs) will throw your cost effective solar powering >>>>>>> ideas into a festering heap. >> >>>>>>> But you won't listen to reason, so good luck with it. I would like >>>>>>> to see what you come up with though. >> >>>>>> Not a room, a cool room. >> >>>>>> of course a person producing 50W in heat isn't going to compete with >>>>>> a 20W peltier! >> >>>>>> so your INSULATION is inversely propotional to your COOLING POWER >> >>>>>> most people off the grid buy a chest freezer and put a timer or >>>>>> thermostat on it. >> >>>>>> better insulation, and opening the door doesn't lose cool. >> >>>>>> I might adapt some chest freezers with peltier coolers and tank of >>>>>> water inside to keep thermal intertia during noon hours, running off >>>>>> solar panels. >> >>>>>> the shed is scorching in summer during afternoon, i have to get the >>>>>> temperature down or I can't store ANY food! >> >>>>> A Peltier cooler setup that size would still likely use more energy >>>>> than a conventional freezer box which kinda defeats the purpose >>>>> doesn't it? I would insulate the shed walls and ceilings as a matter >>>>> of priority. Add some panelling to make it more homely. Should be >>>>> DIY simple and would make it more homely not to mention liveable. >> >>>> yeh the compressor fridges are more efficient, but peltiers work too >>>> and are solid state so you can leave them on for years and run at >>>> different amps, no maintenance. >> >>> I'd be interested to see what you come up with and see how efficient, >>> reliable and cost effective it is. >> >>>> I wouldn't' be able to use gas if I sealed the shed up. this will >>>> just be a weekender once I've setup the water tank I can move on.. >> >>> It could be a very comfortable weekender for little outlay. Shouldn't be a >>> problem since you're loaded, right? >> >> Graham lives in a shed. It's bigger (I think) than the storage shed I >> just had built, but not as nice. Yes, he's clearly "loaded", but he >> would get even more loaded if he sealed up the shed and used gas in >> it. Better yet, Graham, seal up the shed and just open the gas valve >> a bit, with no flame. Then you won't have to worry about CO >> poisoning. Happy dreams! >> >>>> Easier to get a caravan or build a full house for something permanent >>>> than do up a shed. But water, power, resources, etc. are good to have >>>> on stand by. >> >>> Expecting armageddon? >> >> More like expecting the authorities. >> >>>> I boarded off the gaps between the concrete slab and walls so no >>>> spiders crawl in anymore >> >>> What about the gaps at the top? I found they came in through there and had >>> to seal that. Ended up doing it by hanging a ceiling made from silver cell >>> insulationl. Secured it using metal screws to the centre beam and let it >>> droop slightly and fastened it to the sides with a bit of overlap. Looked >>> quite neat and worked a treat. I ilaid some carpet and nsulated the sides of >>> the shed and put some panels on to make it into a very comfortable >>> workshop/office. >> >> You just can't get much better than a person who pretends to be rich >> having to go extra lengths to keep the spiders out of the shed he >> lives in, and dreaming of the day he can move on up to a caravan. > > > huh? I could afford 3 10 room mansions on the Gold Coast next week if > I wasn't on the bad tenants list. > > I don't see the point in upgrading unless it's substantial. > > I have 3 graphics artists on payroll at the moment. > > I'm ordering 10 15W amorphous panels today ($1000) to bring me up to > 300W total, although the Mono's barely work in winter due to the low > slope on the shed roof. And 300AH in batteries ($1400) and not sure > what inverter, might get a $2000 inverter charger computer controlled > system so I know how to expand later. > > It's just open plan living, septic loo in the corner, 12V shower on a > mat, spray the place with a huge dose of cochroach surface spray once > a month! > > No point getting a $10K caravan now, take me a couple months to save > $50K, may as well get a mortgage. > > Herc > Why is it that your status as a wealthy person is always just around the corner? What happened to all the income you claimed you were getting in the past? Sylvia.
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From: Sylvia Else <sylvia@not.here.invalid>
Newsgroups: sci.skeptic,aus.electronics
Subject: Re: What happens when solar power is cheaper than grid power?
Date: Tue, 10 Jul 2012 12:38:14 +1000
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References: <a5ne6kFqtbU1@mid.individual.net> <n4GdndY7EfLWDGvSnZ2dnUVZ_rWdnZ2d@westnet.com.au> <jt6aj8$g2b$4@dont-email.me> <9bc8e592-46a5-4e82-9f57-663c63b7e82f@po9g2000pbb.googlegroups.com> <jt6pvd$40g$1@dont-email.me> <188452f6-e13d-4516-aeb4-d260cb00e224@mi5g2000pbc.googlegroups.com> <6e6ce4b2-efcd-486b-a142-880a03f053b5@lq16g2000pbb.googlegroups.com> <jt7vl9$7ku$1@dont-email.me> <a1b6871e-292b-48a9-b728-9d2c0d4a8ee5@wt8g2000pbb.googlegroups.com> <jt96k5$7sf$1@dont-email.me> <9f09078f-911b-496a-b987-54f34fe84a46@nw7g2000pbb.googlegroups.com> <jtd52m$ik8$1@dont-email.me> <399fdced-638c-4c6d-901f-cd9c1dc9e94d@googlegroups.com> <4ffa32ce$0$11124$c3e8da3@news.astraweb.com> <8c2722a3-2b71-46f9-afd6-36be08a5bd80@re8g2000pbc.googlegroups.com> <jte1s5$dpg$1@dont-email.me> <d3d655bd-cb31-4c56-940a-c3ae81ba6a59@d6g2000vbe.googlegroups.com> <f661335a-4d4f-468e-9431-2fe8ff0a02d4@tu6g2000pbc.googlegroups.com>
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