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GMs views on challenges for battery development for extended range electric vehicles

Green Car Congress

Examples of degradation effects causing Li-ion battery power or capacity fading. Roland Matthé, GM technical manager for the Voltec battery system, provided an overview of GM’s views on the requirements and challenges for batteries specifically for extended range electric vehicles—i.e., Recharge time.

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Cadillac introduces the 2014 ELR extended range electric vehicle

Green Car Congress

Cadillac unveiled the anticipated 2014 ELR extended range electric (EREV) vehicle (based on the Converj concept, earlier post ) at the North American International Auto Show. By comparison, the Volt offers 38 miles of electric driving, and a full range of 382 miles (615 km). The vehicle can be completely recharged in about 4.5

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PSA Peugeot Citroën Showing FiSyPAC Fuel Cell Extended Range Electric Vehicle Demonstrator

Green Car Congress

The demonstrator is equipped with a 17 kW GENEPAC fuel cell stack, developed by PSA Peugeot Citroën and the French Atomic Energy Commission (CEA) ( earlier post ); a 13 kWh Li-ion battery pack (with energy densities of 100 Wh/L and 88 Wh/kg); and storage tanks holding 4.2 kg of hydrogen at 700 bar. Source: CEA. Click to enlarge.

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GM to Debut Two-Mode Plug-in Hybrid Technology in New Buick Crossover in 2011; LG Chem to Supply the Li-ion Cells

Green Car Congress

The plug-in hybrid version of the Buick crossover will combine a modified version of GM’s 2-Mode Hybrid system; advanced lithium-ion battery cells and charging technology developed for GM’s Voltec system, which will debut in the Chevrolet Volt extended-range electric vehicle in late 2010; and an efficient direct-injected 3.6L

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Technical review outlines challenges for both batteries and fuel cells as basis for electric vehicles

Green Car Congress

They begin by observing that the EU’s goal of 95 gCO 2 /km fleet average emissions by 2020 can only be met by means of extended range electric vehicles or all-electric vehicles in combination with the integration of renewable energy (e.g., wind and solar). Source: Gröger et al. Click to enlarge. kgH 2 /min.

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EcoCAR Teams Roll Out Architectures; Plug-in Li-ion Packs and Renewable Energy Common Attributes

Green Car Congress

Students were encouraged to explore a variety of solutions including hybrid, plug-in hybrid, fuel cell, electric, and extended range electric vehicles. All of the designs use lithium-ion battery technology. Extended Range Electric Vehicles (EREV). Full Function Electric Vehicle (FFEV).

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Ford begins production of 2012 Focus Electric at Michigan Assembly, C-MAX models on deck

Green Car Congress

Focus Electric is powered by a 23 kWh lithium-ion (li-ion) battery system (with cells from LG Chem/Compact Power) with an advanced active liquid cooling and heating system to precondition and regulate the temperature. Phoenix and Tucson, Ariz.; Portland, Ore.; Raleigh-Durham, N.C.; Richmond, Va.; Seattle; and Washington, D.C.

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