[EMS Discuss] Solar Foundry

Rick Osgood EMAIL HIDDEN
Mon Sep 9 09:13:36 PDT 2013


I'm really interested in doing a solar project.  I'm not sure I have the
spare cycles (or cash) right now trying to finish the vacuum former but
I'll do what I can.  This sounds fun.


On Sun, Sep 8, 2013 at 9:08 PM, Mark Danburg-Wyld <EMAIL HIDDEN>wrote:

> Also: http://www.dezeen.com/2011/06/28/the-solar-sinter-by-markus-kayser/
>
> What a world.
>
>
> On Sun, Sep 8, 2013 at 9:07 PM, Mark Danburg-Wyld <EMAIL HIDDEN>wrote:
>
>> My guess is we would need full sunlight to get much heat. Maybe it will
>> still get hot enough to use as an oven though, even through clouds.
>>
>> Sam, good thought on scrounging the fresnel lens from an old tv - just
>> checked craigslist and there's several cheap-to-free ones posted. All I
>> need now is a truck and some free time... Apparently there's both "spot"
>> and "linear" versions, and the "spot" version gets much much hotter.
>>
>> I doubt putting another object in the current space is a good idea,
>> however. Especially one that starts with a fairly large lens that has to be
>> rolled out into full sunlight to get really exciting results. Maybe this
>> one should go on the back burner for a few months until we're in a larger
>> space - time the build to finish when the clouds break next year?
>>
>>
>> On Sun, Sep 8, 2013 at 8:01 PM, Weston Turner <EMAIL HIDDEN>wrote:
>>
>>> Do you think that even in the winter months it might produce enough heat
>>> to use it as a solar oven? If you could cook with it even in overcast
>>> whether, it would be a cool demonstration of how much solar energy makes it
>>> through the clouds even in the rainy season.
>>>
>>> Just a thought as to what it might be useful for the other 8-9 months of
>>> the year.
>>>
>>> Weston
>>>
>>> On Sep 8, 2013, at 7:51 PM, Sam Foster <EMAIL HIDDEN> wrote:
>>>
>>> Oh I've seen this video. We need a large fresnel lens - they come from
>>> large old rear projection tvs. In other words with some judicious
>>> scavenging, the whole build shouldn't cost more than a bit of lumber and
>>> fixings.
>>>
>>> On 9/8/2013 7:27 PM, Mark Danburg-Wyld wrote:
>>>
>>>   Step 1: Watch this video: http://www.youtube.com/watch?v=drE54ctrHBY
>>>  Step B: Let me know if you'd be interested in building a solar foundry
>>> for EMS
>>>  ???
>>>  Step 4: Profit!
>>>
>>>
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>>
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