Tag Archives: Sun Above the Horizen

How Long Do Solar Panels Last?

By Roy L Hales

Screen-shot-2014-03-18-at-3.43.47-PMThough many believe the lifetime of a solar panel is twenty-five years, a number of older models have exceeded this. When Kyocera tested a 30-year-old module, last year, they discovered it was still operating at 90.4% of capacity. There are 37-year-old Arco Solar (now SolarWorld USA) panels in operation. So How long do solar panels Last?

Continue reading How Long Do Solar Panels Last?

The Future of Large German Utilities is Also Here

Review of Peter Varadi’s article”The future of the large German utilities: it’s already here”

By Roy L Hales

Screen-shot-2014-03-18-at-3.43.47-PM1Last November, Peter Varadi  wrote an article that points to a possible resolution of the utility/solar conflict. Feed-in-tarrif (FIT) was disruptive in Germany, but – instead of fighting it – RWE, E.ON, EnBW and Vattenfall have all “turned green” by founding solar companies. The future of large German utilities is also here.

Continue reading The Future of Large German Utilities is Also Here

Sun Above the Horizon: Meteoric Rise of the Solar Industry (A Review)

By Roy L Hales

Screen-shot-2014-03-18-at-3.43.47-PM1Peter Varadi is one of the few people who could be said to personify the solar industry. He and his partner, Joseph Lindmayer helped develop this technology for space and founded the World’s first terrestrial solar company in 1973. It was the worlds largest, and possibly the only profitable, solar company when they sold out a decade later. That did not end Varadi’s involvement. He has continued to be at the center of developments, as a consultant to organizations like the European Commission, The World Bank and National Renewable Energy Laboratory. His recently published book, Sun Above the Horizon: Meteoric Rise of the Solar Industry, is and insider’s view of what has transpired since Bell laboratories discovered that silicon was a incredible conductor of electricity in 1953.
Continue reading Sun Above the Horizon: Meteoric Rise of the Solar Industry (A Review)