Three Li-ion battery chemistries, the speed of its software and hardware systems configuration and the automotive legacy of Voltabox make this newly-landed American spin-off company a player in the realm of rechargeable batteries for public transit and heavy industrial vehicles. Austin, Texas is known for many things: music festivals, barbequed ribs, the Texas Longhorns, filmmaker… Read more »
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2014 Mercedes-Benz B-Class Electric Drive
After a gradual build-up, Daimler’s automotive brands are now showing their stuff in the EV arenas of three continents. Stateside, the spotlight lands on the new, competitively priced Mercedes-Benz B-Class Electric Drive. Daimler AG, the parent company of Mercedes-Benz USA (MBUSA), hasn’t been the most visible mover or shaker in electric mobility up to this… Read more »
Some tough questions for automakers about fuel cells
Hydrogen fuel-cell vehicles (FCVs) are not the future – they’re here. The 2015 Hyundai Tucson Fuel Cell has been available for lease since June. Toyota’s offering is scheduled to go on sale a year from now, followed by Honda’s in 2016 (all of these will initially be sold only in California). Many EV experts are… Read more »
Electric buses begin to take over the public transit world
The humble city bus is quietly (also smoothly and emissions-free) going electric. In the past couple of months alone, Chicago, Washington DC, Portland, Oregon and London have begun trials of battery-electric buses, and the Chinese city of Hangzhou has placed an order for 2,000. China’s BYD is building buses in California and planning a factory… Read more »
New report: Used EV batteries and California’s energy storage needs
As California searches for cheap energy storage options, a new report by the Climate Change and Business Research Initiative at the UCLA and UC Berkeley law schools suggests that used EV batteries may be the ideal solution. “Most batteries will retain much of their capacity and value after the use of the car,” said report… Read more »
Mercedes reveals details of S 500 Plug-in Hybrid as deliveries begin
Mercedes has released some more details on its S 500 Plug-in Hybrid, which is scheduled to begin deliveries in Germany this month. The plug-in Benz sports a V6 biturbo engine, an 85 kW electric motor, an 8.7 kWh water-cooled lithium-iron phosphate battery, and a 3.6 kW on-board charger. The high-voltage battery and plug-in components are covered… Read more »
New report examines Tesla battery technology and costs
A new report offers a detailed look at Tesla’s battery technology and how it fits into the overall EV industry. Titled simply The Tesla Battery Report, the slide-show-style presentation examines the following topics: Tesla’s success and the direction of the EV market EV battery technology: Tesla vs. conventional Tesla battery intellectual property EV battery cost… Read more »
Proterra to use Toshiba SCiB batteries in its next-generation electric bus
Proterra has selected Toshiba as the battery supplier for its next-generation electric bus. Toshiba’s SCiB batteries feature a lithium titanate oxide chemistry, making them resistant to thermal runaway and lithium metal plating. The 20 Ah prismatic cells have nominal voltage of 2.3 V, gravimetric energy density of 90 Wh/kg and volumetric density of 177 Wh/L…. Read more »
A closer look at how batteries fail
A lot of research has been done to improve lithium-ion battery safety, cycle life and power output over a range of high and low temperatures, yet understanding the fundamental processes and degradation mechanisms in Li-ion batteries remains a challenge. To understand the degradation processes of lithium-ion batteries, it is important to understand how they operate…. Read more »
New book excerpt: The early days of Tesla
This article is an excerpt from Tesla Motors: How Elon Musk and Company Made Electric Cars Cool, and Sparked the Next Tech Revolution by Charged Senior Editor Charles Morris. This 270-page book is a comprehensive history of Tesla, told by the entrepreneurs who made it happen, as well as an assessment of the company’s lasting influence… Read more »