twleiper@........ wrote: > [snip] > other things, it tracked the Sun in order to maximize the > yield. I built a photo-cell / optical system to do so with > much experimentation, but ran into the challenge of the > diffusion caused by overcast days, non-linear cell response > and so forth. So then I added a "jog" cycle that would just > reset the collector to due east every morning and then drive There are commercial solar systems that achieve this by using a fluid that is evaporated by sunlight resulting in a weight shift that causes the panel to track the sun. As the fluid re-condenses after sunset, the panel returns to the rest position facing east. Think about those bobbing glass birds in cups of water for an analogy. Mike Price __________________________________________________________ Public Seismic Network Mailing List (PSN-L)
Larry Cochrane <cochrane@..............>