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A123: Increasing 48V battery power up to ~25 kW enables advanced mild hybrid capabilities with greater fuel savings

Green Car Congress

Improving battery power to such as level would further enable hybridization to near-HEV levels as well as engine downsizing, thereby enabling fuel economy improvements beyond the current 10-15% MHEV limit.

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Penn State team investigates battery requirements for eVTOL applications vs EVs

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In a paper in the journal Joule , a team from Penn State University has analyzed the primary performance metrics required for eVTOL batteries compared with electric vehicle (EV) batteries. EVTOL requirements on battery specific power and energy. Representative battery power profile during an eVTOL trip.

Batteries 243
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CPT developing 48-volt electric supercharger for micro-mild hybrids

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The higher-voltage variant will support moves by European vehicle manufacturers announced earlier this year to introduce 48 volt passenger vehicle power networks to help meet the requirement for lower fuel consumption and CO 2 emissions.

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ExxonMobil Outlook projects hybrids and advanced vehicles to account for nearly 50% of cars globally by 2040; fuel demand for for personal vehicles to peak and decline, while commercial transportation demand rises 70%

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The vast majority will be hybrids that use mainly gasoline plus a small amount of battery power; these will make up more than 40 percent of the global fleet by 2040. Vehicle downsizing could account for more than one-third of total projected fuel economy improvements through 2040.

Personal 408
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Ford’s 3rd generation powersplit hybrid system

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With the Generation 3 HEV system, Ford decided to downsize the engine from a 2.5L Atkinson to a 2.0L Atkinson to improve fuel economy. This, noted Gray, results in a reduction in acceleration and vehicle speed.

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Opel to Debut New Astra at Frankfurt; Improved Fuel Consumption Across the Line-up

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Continuing Opel’s strategy of downsizing, a new 103 kW (140 hp) 1.4 Highlighting Opel’s continued strategy of reducing CO 2 emissions through engine capacity downsizing, an all-new 1.4-liter Equipped with a 16 kWh Li-ion battery pack, the five-door, four-seat hatchback has a battery-powered range of up to 60 km (37 miles) (MVEG cycle).

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NREL Study Finds That A Dynamic Plug-in Vehicle Could Be A Promising Technology Pathway for Cost-Effective Vehicle Electrification

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Electric vehicle’s cost-effectiveness improved with battery replacement and opportunity charging, but it was not enough to match the conventional platforms. For the electric-powered vehicles, the electricity cost is relatively low, reflecting the low cost of electricity and the high efficiency of batteries and motors.

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