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Guru

Join Date: Nov 2007
Posts: 705
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Liquid Piston Tracker for Equitorial Mount Solar Panels

03/09/2010 3:18 PM

Liquid pistons are very robust. The liquid gets pumped back to the high one in the morning ready to restart. This is the first attempt at a better "dripper tracker" or clock based tracker design.

http://solardesign.ning.com/photo/liquid-piston-tracker

I hope to get an animation done, too, but if you take enought time, the photo should explain it to you.

There are many ways to mount the "timer" and this one was chosen for clarity.

Brian

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Guru
Technical Fields - Technical Writing - New Member Engineering Fields - Piping Design Engineering - New Member

Join Date: May 2009
Location: Richland, WA, USA
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#1

Re: Liquid Piston Tracker for Equitorial Mount Solar Panels

03/09/2010 11:29 PM

For cooking purposes, a solar collector needs only a medium amount of focusing, and not very great tracking precision. A hand-wound spring-powered "clock" drive (at 1/48 rph) should be reliable and inexpensive. This is the direction I would pursue.

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Guru

Join Date: Nov 2007
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#2
In reply to #1

Re: Liquid Piston Tracker for Equitorial Mount Solar Panels

03/10/2010 10:40 PM

I think you might be right. I never found any wind up clock drives here in Victoria but i did find this.

http://www.instructables.com/id/Portable_Sun_Tracking_Solar_Panel_With_A_Windup_Cl/

Where the guy manages to turn a solar panel with some sort of adapted wind up electric timer.

(I guess it was not windy there). A gust of the wind at my jobsite today would have made mush of the gears!

I just put this online so that other people might mess with it or maybe it could work in a school science fair?

Anyways, I had a lazy winter messing with this and other ideas and really have to make up for it by working a lot this summer.

Thanks for the comment

Brian

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Guru

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#3

Re: Liquid Piston Tracker for Equitorial Mount Solar Panels

03/17/2010 8:53 PM

http://www.youtube.com/watch?v=0-bj0guW0k0 is a video of how it would work. It might be good that way for sterling engines too.

Brian

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