svetz
Works in theory! Practice? That's something else
NREL's System Advisor Model is the best tool ever. It's like they put Will in a box. Covers panel degradation, inflation, local weather conditions, local utility prices, etc. Takes a bit to learn but it's really useful for what if scenarios.
sam.nrel.gov
Also, from CA, there's a great list of technical panel details here: www.gosolarcalifornia.ca.gov/equipment/pv_modules.php
sam.nrel.gov
Also, from CA, there's a great list of technical panel details here: www.gosolarcalifornia.ca.gov/equipment/pv_modules.php
