TM4 designs electric powertrains for the most demanding vehicle platforms and duty cycles on the road. Formed as a subsidiary of the public utility Hydro-Québec, the company sells its motor and control products to manufacturers of heavy-duty trucks and buses around the world. In June, TM4 will release an update to its SUMO product line… Read more »
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GM releases technical overview of Cadillac CT6 PHEV propulsion system
GM execs have released a preview of three detailed papers on the new plug-in hybrid propulsion system for the Cadillac CT6 (due to go on sale in China in 2016) that will be presented at the SAE World Congress in April (via Green Car Congress). The CT6 powertrain features a number of innovations, and a high… Read more »
oneDRIVE of a kind: KLD Energy’s new propulsion system
In August 2013, KLD Energy announced that it has received official UN and IEC certification for the battery pack solution of its proprietary electric drive system. The announcement marked the end of a five-year development effort and the beginning of high-volume production for the company’s ultra-efficient turnkey oneDRIVE propulsion system. There are hundreds of different… Read more »
Chrysler partners with McMaster University to develop advanced electric powertrains
Chrysler has entered a five-year, $18.2 million partnership with McMaster University, with funding support from the Canadian government, to develop next-generation electrified powertrains. Chrysler Group will invest $9.25 million in cash and in-kind contributions, with an additional $8.93 million coming from the Natural Sciences and Engineering Research Council of Canada (NSERC). 20 Chrysler engineers and… Read more »
In-wheel house: Protean Electric’s in-wheel drive system nears production
When Protean Electric begins production of its Protean Drive in-wheel electric drive system later this year, it could mark the stirring comeback of the wheel hub motor, a concept that’s been more than a century in the making. Electric wheel-hub motors date all the way back to 1884, and none other than Ferdinand Porsche used… Read more »
Three of a kind: PolyPlus reaches for 1,500 Wh/kg
After decades of patent-protected breakthroughs, PolyPlus stands poised to make its first commercial move from its trio of power-dense battery technologies: lithium-sulfur, lithium-water, and lithium-air. It’s a balmy, 95-degree August day in the nation’s capital, but Steven J. Visco, PhD, the CEO, CTO, and co-founder of PolyPlus, sits in the climate-controlled comfort of the White House… Read more »