Every EV driver understands the importance of an accurate “fuel gauge.” Engineers working on the batteries of the future also need a reliable way to measure the state of charge (SOC), even in cases where they may be testing different battery chemistries. Researchers at the University of Connecticut have developed a chemistry-adaptive battery fuel gauge… Read more »
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Could Sakti3 build GM’s 200-mile battery?
After years of operating in secrecy, battery startup Sakti3 has been much in the news lately, the subject of feature articles in Scientific American and Fortune (via Green Car Reports). The Ann Arbor company, founded in 2008 by Ann Marie Sastry, has developed a solid-state electrolyte, which could eliminate some of the drawbacks of liquid electrolytes, including… Read more »
A better way to battery-swap?
The idea of battery swapping for EVs has been around for some time, but the reality has not been auspicious. Better Place bet on the concept and went bankrupt. Tesla successfully demonstrated a battery swap in 2013, but so far has not gotten around to opening any swap stations to the public. A team of… Read more »
Nissan to shutter US battery plant?
Is Nissan is thinking of closing its US and British battery plants? According to Reuters (via Green Car Reports), the company may end up sourcing cells from South Korea’s LG Chem. Nissan currently produces its own batteries through a joint venture with NEC. With the help of governments eager to aid domestic manufacturing, it built battery plants in… Read more »
New report examines Chinese battery management system market
The Battery Management System (BMS) is a key component of any plug-in or hybrid vehicle, and China is rapidly developing as a major market for “new energy” vehicles. Many in the auto industry are sure to find the topic of this new report from China Market Research Reports timely. Global and China Power Battery Management… Read more »
US automakers firmly on track to meet EPA fuel-economy goals
EV lovers may consider this good news or bad, but the US auto industry is making better progress than expected toward meeting the EPA’s long-term fuel-economy standards, as Ward’s Auto reported this week (via Green Car Reports). “Innovations are coming at us faster than originally anticipated,” says Michael Olechiw, Director of the EPA’s Light-Duty Vehicle… Read more »
California program to demonstrate electric school buses with V2G technology
The California Energy Commission has approved a $1.4-million grant to the consulting firm National Strategies (NSI) for an electric school bus demonstration program. Together with a previously awarded grant from the South Coast Air Quality Management District, the total of $2.2 million will finance the development of six electric school buses that will be deployed… Read more »
Hyundai and Tesla trade barbs re government funding
Around the world, governments have invested serious money in EV charging infrastructure, and plenty more funding is planned for the future. In California, the state government plans to sink a substantial sum into hydrogen fueling infrastructure as well. It’s unfortunate, but perhaps inevitable, that fans of fuel-cells and boosters of battery-electric vehicles will be competing… Read more »
Daimler switching battery suppliers again?
Does Daimler have a coherent electric-vehicle strategy? Its battery supply chain is literally all over the map, and this week’s announcement that the company may close a German battery plant that it was boasting about a month ago has the EV press puzzled. The first generation of Daimler’s smart fortwo electric drive, which is selling… Read more »
GM redesigns Spark EV battery, consolidates all battery assembly at Brownstown plant
General Motors plans to bring all its EV battery building capabilities in-house, producing battery systems for the 2015 Chevrolet Spark EV at its battery assembly plant in Brownstown, Michigan, which also manufactures battery packs for the Chevrolet Volt, Opel Ampera and Cadillac ELR. The Spark’s redesigned battery system has a capacity of 19 kWh, and… Read more »