The Tech

VIDEO: 2012 Toyota RAV4 EV – Reducing the Coefficient of Drag

  Toyota has released a series of videos about its second-generation RAV4 EV, featuring engineers explaining various technical details of the vehicle, plus plenty of cool on-the-road footage. In this installment, Toyota’s team describes the many steps they took to reduce the RAV4’s Coefficient of Drag (CD). Reducing drag is important for any vehicle, at… Read more »

Researchers use world’s thinnest material to create quick-charging Li-ion anode

Yet another exciting advance in battery technology was announced this week. Researchers at Rensselaer Polytechnic Institute, led by nanomaterials expert Nikhil Koratkar, made a sheet of paper from the world’s thinnest material, graphene, then zapped the paper with a laser or camera flash to blemish it with countless cracks, pores, and other imperfections. The result… Read more »

Single-crystal nanoparticles increase battery charging speed by 30 times [corrected]

The rush for a better battery is in full swing – every week seems to bring news of a new breakthrough, or at least a promising avenue of research. While most researchers concentrate on increasing energy density, and a few on improving thermal performance, a group of Korean scientists is attacking the issue of charging… Read more »

Ford’s Advanced Electrification Center steadily adds staff and testing capacity

Ford continues to raise the profile of its hybrid and electric offerings, announcing this week that the building formerly known as the Advanced Engineering Center has been renamed the Ford Advanced Electrification Center. This 285,000-square-foot research and development lab in Dearborn, Michigan houses around 1,000 engineers, and dozens more are to be added in the… Read more »

SK Innovation wins battery separator patent lawsuit

It may not sound as exciting as a battery fire or a new electric race car, but this week’s news could be critically important for the Korean battery market. The Korea Times reported that SK Innovation has won a patent lawsuit against LG Chem, the world’s biggest player in batteries. Last December, LG filed a lawsuit alleging… Read more »

ARPA-E awards $43 million to 19 energy storage projects

The DOE’s Advanced Research Projects Agency-Energy (ARPA-E) has selected 19 new projects that will receive a total of $43 million to develop new energy storage technologies. The projects are supported through two new ARPA-E programs – Advanced Management and Protection of Energy Storage Devices (AMPED) and Small Business Innovation Research (SBIR) – and will focus… Read more »

Azure Dynamics agrees to sell its patents

  Azure Dynamics Corporation announced this week that it has entered into an agreement to sell its portfolio of patents and related rights and assets to a third party, which would seem to end speculation that the company might emerge from bankruptcy. Canada-based Azure, in partnership with Ford, developed an electric version of the popular… Read more »

Boston-Power to supply batteries to Beijing Electric Vehicle Company

Boston-Power, Inc. announced this week that it has entered a multi-year agreement to provide lithium-ion battery systems to Beijing Electric Vehicle Company (BJEV), the electric vehicle delivery arm of Beijing Automotive Industry Company. Boston-Power’s Swing 5300 cells will be used in multiple BJEV models and brands, beginning with the C70 sedan, which is based on… Read more »