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Solar Cooking Archive Discussion Forums Forum Index
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  Topic: Cutting 4 by 8 plastic sheet to cone parabolic dishes
gaiatechnician

Replies: 0
Views: 11662

PostForum: Technologies (Solar Cookers and Related)   Posted: Mon Sep 13, 2010 5:06 pm   Subject: Cutting 4 by 8 plastic sheet to cone parabolic dishes
I need a half dish for a project and I decided to try the cone method to design the parabolic dish. Luck made the design fit a 4 by 8 sheet of corrugated plastic with almost no waste. (Full parabol ...
  Topic: Tracking solar accumulator project
gaiatechnician

Replies: 2
Views: 24466

PostForum: Technologies (Solar Cookers and Related)   Posted: Thu Mar 18, 2010 4:58 am   Subject: Tracking solar accumulator project
http://www.youtube.com/watch?v=0-bj0guW0k0 pretty much completes the project.
2 years!
And nobody interested enough to post a reply
funny world
http://www.youtube.com/watch?v=G-JpBu6vCgE was an ...
  Topic: "Designer" make "scallop shaped" so
gaiatechnician

Replies: 2
Views: 18832

PostForum: Technologies (Solar Cookers and Related)   Posted: Tue Feb 09, 2010 9:19 am   Subject: "Designer" make "scallop shaped" so
http://solardesign.ning.com/photo/albums/solar-design-tsquare has more recent pictures and the project is also at http://solarcooking.wikia.com/wiki/Solar_design_T-Square
I made a couple of models r ...
  Topic: "Designer" make "scallop shaped" so
gaiatechnician

Replies: 2
Views: 18832

PostForum: Technologies (Solar Cookers and Related)   Posted: Thu Jan 07, 2010 7:33 pm   Subject: "Designer" make "scallop shaped" so
http://solarcooking.wikia.com/wiki/Solar_design_T-Square I tried to get a better idea of the shapes involved by using little mirrors stuck in mud to represent the reflector.
This worked and it show ...
  Topic: "Designer" make "scallop shaped" so
gaiatechnician

Replies: 2
Views: 18832

PostForum: Technologies (Solar Cookers and Related)   Posted: Sun Nov 08, 2009 8:02 am   Subject: "Designer" make "scallop shaped" so
Box cookers are slow but reliable and can be unattended.
Parabolic cookers are fast, dangerous and must be attended.
The idea is to design reflectors so that you can have a cooker with
intermediate ...
  Topic: Pressure cooking in a Solar Oven?
gaiatechnician

Replies: 13
Views: 78809

PostForum: Technologies (Solar Cookers and Related)   Posted: Thu Oct 08, 2009 1:04 am   Subject: Pressure cooking in a Solar Oven?
I am glad it works, hopefully it works in the oven too. (My pressure cooker loses a tiny bit of steam round the rubber seal.)
I admire your inventiveness.
Well done.
Brian,

Why not just put the ...
  Topic: Pressure cooking in a Solar Oven?
gaiatechnician

Replies: 13
Views: 78809

PostForum: Technologies (Solar Cookers and Related)   Posted: Tue Oct 06, 2009 2:12 am   Subject: Pressure cooking in a Solar Oven?
Yeah, but! you might be putting yourself in great danger if the pressure cooker explodes!
Why not just put the weight on the cooker and leave it at 15 pounds pressure? That should stop the steam un ...
  Topic: Pressure cooking in a Solar Oven?
gaiatechnician

Replies: 13
Views: 78809

PostForum: Technologies (Solar Cookers and Related)   Posted: Mon Oct 05, 2009 12:53 am   Subject: Pressure cooking in a Solar Oven?
I do not think a 150 C reading means a whole lot. I think the sunlight beating down on the theremometer causes a lot of "Phantom" degrees to show. And even if the 150 C reading is a correc ...
  Topic: Flow Through Water Pasteurizer
gaiatechnician

Replies: 1
Views: 16906

PostForum: Technologies (Solar Cookers and Related)   Posted: Sun Sep 06, 2009 9:51 pm   Subject: Flow Through Water Pasteurizer
I think you could check out the clock based dripper tracker, 2 parabolic troughs to make a point focus, water clock dripper trackers and the kyoto trough idea. Also somethhing like the winston w dis ...
  Topic: software to follow rays of light for solar cooker design?
gaiatechnician

Replies: 14
Views: 71083

PostForum: Technologies (Solar Cookers and Related)   Posted: Mon Aug 10, 2009 1:09 am   Subject: software to follow rays of light for solar cooker design?
I have several new videos to help anyone using art of illusionsoftware for solar design. They have got favorable comment even from the art of illusion forums so if anyone wants to dive in and invent ...
  Topic: New type solar cooker? Compound trough (can be panel too!)
gaiatechnician

Replies: 6
Views: 33648

PostForum: Technologies (Solar Cookers and Related)   Posted: Sat May 16, 2009 4:45 am   Subject: New type solar cooker? Compound trough (can be panel too!)
I finally made one and it seems to work ok.
http://www.youtube.com/watch?v=qXVfGFQpYD8
(I got it finished at 5 pm with high clouds overhead and I gave it a go heating up a 1 kg aluminum pot. It g ...
  Topic: New type solar cooker? Compound trough (can be panel too!)
gaiatechnician

Replies: 6
Views: 33648

PostForum: Technologies (Solar Cookers and Related)   Posted: Sun May 03, 2009 5:05 am   Subject: New type solar cooker? Compound trough (can be panel too!)
Can you add a short article about this in the Solar Cooking Archive Wiki?

Thanks,

Tom
I put it in as the kyoto trough in the wiki but I do not know how to put it in the designs section of the ...
  Topic: New type solar cooker? Compound trough (can be panel too!)
gaiatechnician

Replies: 6
Views: 33648

PostForum: Technologies (Solar Cookers and Related)   Posted: Fri May 01, 2009 2:41 am   Subject: New type solar cooker? Compound trough (can be panel too!)
Tried a rough mock up in art of illusion and it seemed ok. It is on youtube at
http://www.youtube.com/watch?v=Jp4TWLQbYJ4
and the embed code is

<object width="425" height="344& ...
  Topic: New type solar cooker? Compound trough (can be panel too!)
gaiatechnician

Replies: 6
Views: 33648

PostForum: Technologies (Solar Cookers and Related)   Posted: Thu Apr 30, 2009 10:07 pm   Subject: New type solar cooker? Compound trough (can be panel too!)
Thanks Tom,
But I have not made one yet!
And I have not tested it in art of illusion yet either. (I am not good with software).
I just put it out there in case a bus hits me tomorrow. Seems like ...
  Topic: New type solar cooker? Compound trough (can be panel too!)
gaiatechnician

Replies: 6
Views: 33648

PostForum: Technologies (Solar Cookers and Related)   Posted: Wed Apr 29, 2009 6:25 am   Subject: New type solar cooker? Compound trough (can be panel too!)
http://www.instructables.com/id/Compound-solar-cooker/
I will do a better drawing soon. Basically you have a large compound parabolic trough to concentrate the light to an area below the focal point. ...
 
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