Batteries do degrade over time, and unfortunately most EV models haven’t been on the road long enough to provide a lot of data, so there is still much to be learned about how quickly capacity loss takes place. Plug In America has conducted battery longevity studies for the Nissan LEAF and Tesla Roadster, and is… Read more »
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Navy develops electric gun powered by K2’s Li-ion batteries
It’s not just cars that are getting electrified – guns may be going high-tech as well. The Office of Naval Research (ONR) has ordered a battery system from K2 Energy Solutions to be used in an electromagnetic rail gun, part of an $81,400,000 contract. Rail gun technology uses electromagnetic energy instead of chemical propellants. A… Read more »
Are multispeed transmissions the future of EVs?
One of the many ways in which current EVs differ from legacy vehicles is that they don’t shift gears. While modern ICE vehicles sport 8- and 9-speed automatics, 7-speed manuals and continuously variable transmissions, which help to improve fuel efficiency, most EVs get by with a simple single-speed gearbox. Conventional wisdom is that, because electric… Read more »
BMW i3 selling better in US than at home in Germany
The BMW i3 has proven pretty popular with US drivers since it went on sale here six months ago, selling over 4,000 units so far. At home in Germany however, sales have been less than wunderbar, according to the business newspaper kfz-betrieb. German sales total about 1,900 units after nine months, far short of the… Read more »
Every inch an EV: Tesla’s Model S redefines the automobile (new book excerpt)
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 »
Automakers say they plan to go head-to-head with Tesla
Lately it seems that almost every EV-related headline has to include a reference to Tesla, however tenuous. However, there may be some substance to this week’s news, as four major automakers have at least hinted at plans to directly challenge Tesla with new high-end EV models. In a recent conference call with Wall Street analysts,… Read more »
Tesla pre-owned vehicle program could be lucrative profit center
Tesla is developing a certified pre-owned vehicle program similar to those already offered by luxury brands such as BMW and Mercedes. “With the Model S fleet now heading toward the first cars hitting three years old, we are looking at CPO and how best to structure.” VP of Communications Simon Sproule told Automotive News. In… Read more »
California bill gives renters the right to install charging stations
The California legislature has passed a bill designed to make it easier for property renters to install EV charging stations. Assembly Bill 2565 will give tenants the right to install charging stations at their homes or businesses if the tenant is willing to pay installation costs. Under current law, lease restrictions may add financial burdens… Read more »
Electric bus maker Proterra raises $40 million in additional funding
Electric bus manufacturer Proterra has raised more than $30 million in additional funding, and expects to close on another $10 million within the coming weeks. Kleiner Perkins and GM Ventures led the financing, with another ten or so venture capital firms participating. Proterra electric vehicles have logged over 400,000 zero-emission miles in 11 US cities…. Read more »
Ioxus announces new single-piece housing for its ultracapacitors
Ultracapacitor pioneer Ioxus has announced the launch of a series of module systems for a single-piece extruded housing for use with all of its axial ultracapacitors. The iMOD X-Series allows for every cell to be in thermal contact with the outside of the housing, allowing for even heating and cooling, as well as reduced heat… Read more »