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Cheap solar cookers

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Reflectors

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Software to help in solar cooker design
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Started this discussion. Last reply by Brian White Aug 11.

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Brian White replied to Magnar's discussion 'Reflectors'

http://www.instructables.com/id/Method-for-designing-reflectors-for... is a new "instructable" I made it to help people design reflectors with known "acceptance angles" It is a lot tech design method (and it is not yet compete). I am currently mak...

on Monday

Brian White commented on Magnar's album 'Parabolic Cooker with circular bar support'

I like it. It looks easier to manefacture too. You need parabolic on the long axis, but perhaps not on the strips of reflective material? Arc of a circle might work? If the strips can be stamped out all the same,(from aluminium or steel) it makes ...

November 18

Brian White commented on Magnar's album 'Waterbotle heaters'

Hi, magnar, thanks for giving the watthours, etc. For killing off bacteria, your setup is excellent. I think we need to think up an "aiming stick" idea so that you can aim ahead just the right amount so that you can go collect your hot water when ...

September 29

Brian White commented on Magnar's video 'Double-Cylindrical Parabolics'

I think it is amazing. What is even more amazing is that nobody has picked up on it. I am trying to promote it but people get angry when I suggest making one. (I am too busy right now at my job). I have said that peer review means that people have...

September 20

Brian White replied to Brian White's discussion 'Software to help in solar cooker design'

http://www.youtube.com/gaiatechnician has several new videos on using the art of illusion software in solar research. They can be found in the most recent videos. I upload an art of illusion file here to get you started Thank you Brian White

August 11

Brian White added a video

Kyoto trough easy cheap concentration of light

A cooker with 2 hour cook time is shown. It is a software demo. I have not made the real thing yet. The secondary wing shaped troughs might work as a simpler v shape instead.

May 1

Brian White commented on Magnar's group 'Cheap solar cookers'

http://www.instructables.com/id/Compound-solar-cooker/ I thought of it a few days ago and I haave not made one yet. Perhaps it could be made as a panel cooker too? In theory, it should cook for longer than a normal panel cooker but as I said, I ha...

April 29

Brian White commented on Magnar's blog post '2D design for 3D models'

Hey Magnar, please check out http://www.instructables.com/id/SHDDXHZFR0ZHCZX/ I have 2 scene files for art of illusion there for download. On the latest one, you can do your model in 3d , place it in the picture and watch the reflections as the su...

February 17