Harold in CR
100 kW
There is a document that shows using mirrors to provide reflective "light" will increase Panel output. As I read it, there was no "excess heating" of the panels, and gave good results on cloudy days.
http://www.earth.org.uk/note-on-solar-PV-for-diffuse-light.html
http://www.earth.org.uk/note-on-solar-PV-for-diffuse-light.html