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GM investigating ultracap-based Active Energy Recovery Buffer as low-cost mechanism to improve conventional vehicle fuel economy

Green Car Congress

GM is exploring the use of an ultracapacitor-based Active Energy Recovery Buffer (AERB) scheme as a low-cost means to improve fuel economy in conventional vehicles; results of a simulation study presented at SAE 2011 World Congress showed improvement of up to 1.3% liter engine and a six-speed transmission.

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SPX and Aker Wade partner to develop new low-cost fast chargers for EVs

Green Car Congress

The new charge station is designed to be a low-cost, wall-mounted indoor unit aimed initially at vehicle dealerships. The company is working with GM and Daimler for charging stations and installation services for the Chevy Volt and smart fortwo electric drive and Mercedes-Benz A-Class E-CELL, respectively.

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GM resistance spot welding process joins aluminum to aluminum

Green Car Congress

GM’s resistance spot welding process uses a patented multi-ring domed electrode that does what smooth electrodes are unreliable at doing—welding aluminum to aluminum. By using this process GM expects to eliminate nearly two pounds of rivets from aluminum body parts such as hoods, liftgates and doors.

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GM taps former Tesla battery expert to help it deliver low-cost EVs at scale

Electrek

As GM looks to deliver on its promise of EVs for everyone, the automaker is recruiting talent from the best. GM announced Thursday that it has hired Kurt Kelty, former Tesla executive and recognized battery expert, as it aims to launch low-cost EVs.

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32.5M hours of supercomputer time to aid GM, Ford engine projects with Oak Ridge Lab

Green Car Congress

Graphic from GM, Edwards AMR 2014 presentation. The umbrella projects addresses specific technology barriers identified by DOE and industry stakeholders; Ford and GM had expressed interest in working with Oak Ridge in these areas, and GE came later and was worked in under the same project, notes Edwards. Simulation of injector.

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GM Highlights Engineering Advances With Second-Generation Fuel Cell System and Fifth-Generation Stack; Poised for Production Around 2015

Green Car Congress

The production-intent fuel cell system can be packaged under the hood in about the same space as a four-cylinder engine; by contrast, the first generation system in the Equinox (with the fourth-generation stack) is about the size of a file cabinet, says Charles Freese, executive director of GM Fuel Cell Activities. Source: GM.

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Honda Cancels Plan To Build Low-Cost EVs Using GM Ultium Technology

CleanTechnica EVs

The partnership between Honda and GM to build affordable electric cars has been cancelled for reasons that are not entirely clear.

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