Batteries

Tesla Model S

Elon Musk Explains Electric Car Energy Density

The energy density of your fuel — whether it is electricity or gasoline/diesel — determines how far you can go on a “tank” but is measured on a per kilogram basis. As Elon Musk explained following a fire in one of his Tesla Model S cars, there is less potential “combustion” in a battery pack than in gasoline. But that is why electric cars have a shorter range than gasoline or diesel ones.

Nissan Leaf

Personal: Electric Car Drivers Free of Range Anxiety

The 50,000 electric car owners in the United States are discovering more range from their electric vehicles. Range anxiety is real, but over played due to 2 car households, public charging, business model and battery innovation, and especially due to the convenience of plug-in hybrids.

2012 Toyota Prius

Toyota Plans 21 New Hybrids and New Electric Cars

By 2015, Toyota will be selling 21 hybrids globally. The Prius family will expand beyond the current four models: Liftback, Compact C, Crossover V, and Plugin. I was once asked, “Why would anyone buy a hybrid when you can’t cost-justify the premium?” I paid about a $4,000 premium to buy my 2002 Prius, and then sold it seven years later for a $3,000 premium. The Prius had saved me over $5,000 in gasoline when gas was cheaper than today.

Tesla Model S

Tesla Model S Electric Car and Model X SUV

Elon Musk discussed the new Model S Sedan and hinted about the Tesla Model X SUV when he keynoted the Clean-tech Investor Summit. He then gave me an interesting answer about Tesla’s future. Elon Musk, Tesla’s CEO and Founder, showed us a video of the Model S test drive. A new generation of lithium batteries is at the heart of the vehicles range of 160 miles with optional packs that provide 230 and 300 miles of range per electric charge.

From PV to EV: Living Zero-emissions

Gene Coan does not worry about the price of gasoline, nor is he concerned with his gas and electric bill. Gene powers his home and car with solar photovoltaics (PV) and also uses solar hot water heating. With his Zenn electric-vehicle (EV) Gene rides on sunlight. Fleets are using solar car ports. VW and Mitsubishi are demonstrating electric vehicles with solar roofs.