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Rolls-Royce developing turbogenerator technology for hybrid-electric aviation applications

Green Car Congress

The system will be an on-board power source with scalable power offerings and will complement the Rolls-Royce Electrical propulsion portfolio, enabling extended range on sustainable aviation fuels and later as it comes available through hydrogen combustion.

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New Rolls-Royce small turbine to begin tests to advance hybrid-electric flight

Green Car Congress

The turbogenerator system will complement the Rolls-Royce Electrical propulsion portfolio by delivering an on-board power source with scalable power offerings between 500kW and 1200kW enabling extended range on sustainable aviation fuels (SAF) and later, as it becomes available, through hydrogen combustion.

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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.,

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Chevy Volt Delivers Novel Two-Motor, Four-Mode Extended Range Electric Drive System; Seamless Driver Experience Plus Efficiency

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During the serial media launch events for the Chevrolet Volt, GM provided more detail (subsequent to the completion of related patent work) on the novel drive architecture applied in their first extended range electric vehicle to enhance the efficiency of both the battery electric and extended-range driving modes.

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Velozzi Will Use Capstone Microturbines in Supercar and Crossover Extended Range Electric Vehicles

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According to Velozzi, the cars will operate on 100% battery power in zero-emissions mode for a range of up to 200 miles. Then, when the batteries reach a pre-determined state of discharge, the Capstone microturbine will recharge the batteries on the fly to extend the driving range up to 1,000 miles.

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Opel Flextreme GT/E Extended Range Electric Vehicle Concept to Debut at Geneva Show

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meter long Flextreme GT/E concept illustrates the application of GM’s extended-range electric vehicle (E-REV) technology to large or mid-size vehicles, as well as compact cars such as the upcoming Ampera, the European cousin of the Chevrolet Volt. Full recharge at a 230V outlet will take less than 3 hours. Earlier post.).

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Balqon receives contract from the Port of Los Angeles to retrofit 6 electric yard tractors with Li-ion packs

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For the past eight months, Balqon and POLA have been jointly testing two yard tractors fitted with Balqon’s next generation lithium battery system at a local intermodal facility. The Nautilus XR E20 is a longer-range version of the XE20, allowing customers to perform two shift operations before having to recharge.