EVs & Storage

The Powerwall Follies

A year later, reality is kicking in.

One year after Elon Musk rolled out the Powerwall: The real price is 60 to 80 percent more than Musk claimed. A handful (yes, I mean about five) have actually been installed in Germany and Australia. None in the U.S. so far.

Hydrogen Power

A New Initiative, a New Fuel Cell Car

General Motors unveiled its Autonomy fuel cell car, which it says is the first vehicle designed exclusively for the fuel cell.

Four Utilities, Four Strategies

Installing utility-scale, grid-connected battery storage.

Stories on installing grid-connected battery storage from AEP, Green Mountain Power, Imperial Irrigation District, and Kauai Island (Hawaii) Utility Co-op.

Playing Offense with EVs

How much of a $100 billion market in electric vehicles can utilities capture – or afford not to?

Electric transportation can be the utility sector’s growth engine — $100 billion or more per year — if the industry embraces the opportunities ahead.

The Driving Ambition of Elon Musk

An electric car in every driveway, a battery in every garage.

Tesla’s Elon Musk is driving the electric car off the lot and onto the premises of America’s electric utilities, proposing to build and sell energy storage batteries on both a residential and grid-wide scale – ideas that the chief executive will fully flesh out at the Edison Electric Institute’s annual meeting in New Orleans this June.

Electric Vehicle Charging: Tariffs and Tradeoffs

We examine various types of charging strategies and infrastructure available today and report on the experience gained from rate structures for electric vehicle charging now being offered at four different utilities. These findings lead us to provide recommendations to achieve more productive use of the electric grid.