Residential PV

The good people at Mayfield Renewables take us deep into the technical weeds as they question a rule-of-thumb: Is the 2% DC voltage drop rule accurate for real-world conductor sizing or has technological progress in solar made the rule irrelevant?

A new fund has been launched to provide microgrants of $3,000 to $10,000 to the women entrepreneurs and community organizations working to provide clean, reliable and primarily off-grid power to remote communities.

Also in the brief: EPA raises legal questions about California’s plan to ban new gas-powered cars starting in 2035

A thought experiment by Severin Borenstein suggests how much rooftop solar could reduce transmission and distribution costs.

Solar from customer roofs in Utah is worth somewhere between 1.5 cents/kWh and 22.6 cents/kWh, depending on your calculations and who you ask — a ridiculously wide range.

Aerial imagery company, EagleView, is looking to leverage years of experience working in the insurance industry and for municipal governments into becoming the ‘gold standard’ for solar aerial imaging.

Even four years of the most pro-coal president in recent memory has done little to change coal’s misfortunes.

With installers and developers needing to squeeze every kilowatt-hour out of every roof and project, racking and trackers are the unsung heroes that secure and tilt panels while maximizing output and protecting wiring and other gear.

More than 1 GW of subsidized small solar arrays were installed in China last month alone and manufacturer Suntech has announced the start of operations at its 500 MW Indonesian cell and module fab.

Also in the brief: 67-MWdc Lotus Solar Farm in Madera County, California, developed by 8minute Solar Energy, is now fully operational. Plus First Solar’s secondary offering for the Waltons, and Natron gets $20 million for battery scale-up.