Below are a number of links that we have found useful in providing good information for those doing research into purchasing photovoltaic (PV) equipment or systems.
www.eere.energy.gov/de/basics/der_basics.shtml A good discussion covering the Distributed Energy Program including How The Electrical Grid Works, The Distributed Energy Solution, Distributed Energy Technologies, and Obstacles to Greater Adoption of Distributed Energy.
www.nabcep.org The North American Board of Certified Energy Practitioners (NABCEP) is a volunteer board of renewable energy stakeholder representatives. Our mission is to support, and work with the renewable energy and energy efficiency industries, professionals, and stakeholders to develop and implement quality credentialing and certification programs for practitioners.
www.nrel.gov/buildings/pv Our goal is to improve PV building technology and to educate consumers and the building industry about PV to overcome technical and commercial barriers to market acceptance of the technology. -- This site includes a good discussion about Photovoltaics for Buildings -- This is a starting point for studying photovoltaics -- Also included is a story about the recent blackout that struck much of the northeastern United States and eastern Canada and caused 50 million people to go without power for up to 29 hours.
www.pvpower.com This is a site for the coordination and dissemination of information of global photovoltaic (PV) technologies, applications, history, and resources.
www.sandia.gov/pv/ A very extensive series of discussions covering PV Fundamentals, PV program information, PV system design, Components, Publications, and more. You can spend a couple of hours at this site.