Re: [RE-wrenches] 30-year old PV module

2010-05-22 Thread Drake Chamberlin
Thanks for the excellent article. I have two of these old Arcos, and they still put out like new, even though one was (apparently) used in a concentrator, due to the fact that it came bronzed. Do you think the newer modules, with thinner silicone, will last as long? At 10:53 AM 5/21/2010, y

Re: [RE-wrenches] Two strings of Different Orientation

2010-05-22 Thread Bill Brooks
Marv, I thought I might catch the attention of a few folks with my "ambient temperature" comment. It was not a typo. While cell temperature dominates Vmp, irradiance also has a small impact (less than most people think). Since there is a counterbalancing effect of temperature and irrandiance in