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Graphene-based supercapacitor offers energy density comparable to NiMH battery, but with rapid charge and discharge

Green Car Congress

These values are comparable to those of NiMH batteries, the researchers note, but the new supercapacitor offers the ability to be charged or discharged within seconds or minutes. Wh/kg, which is comparable to that of a modern nickel metal hydride battery used in a hybrid vehicle.

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Toyota: Prius PHEV Fuel Economy Not Yet Available

Green Car Congress

In a post on Toyota’s Open Road blog, Irv Miller, Toyota Group Vice President – Environmental and Public Affairs, wrote that contrary to some recent reports, Toyota has yet to offer mileage estimates on its plug-in hybrid technology. They are very early “converted” prototypes using double nickel-metal hydride batteries.

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Tier 1 HELLA evaluating PowerGenix NiZn batteries for 48V mild hybrid vehicles

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High-rate, high-power capabilities are critical to the performance of 48-volt systems, but cost and complexity of Li-ion battery technologies capable of meeting such requirements pose the biggest challenge to their widespread adoption. Marc Nalbach of HELLA. Source: PowerGenix. Click to enlarge.

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National Research Council Study Finds That Available Technologies Can Result in Significant Fuel Savings for Passenger Vehicles Over the Next 15 Years, But at Higher Purchase Prices for Consumers

Green Car Congress

Various combinations of commercially available technologies could greatly reduce fuel consumption in passenger cars, sport-utility vehicles, minivans, and other light-duty vehicles over the next 15 years without compromising vehicle performance or safety, according to a new report by the National Research Council. Engines and Technologies.

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Road Test: 2023 Lexus UX 250h Premium FWD

Clean Fleet Report

When on the freeway, take a glance at the center round gauge that shows whether the hybrid system is in the charging, eco or power mode. Learning how to modulate the accelerator pedal to stay in the eco and charge range will produce the best efficiency. Your numbers may differ. This feature-rich system is explained here.

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ARPA-E awarding $36M to 22 projects in RANGE program for transformative EV storage

Green Car Congress

ARPA-E’s RANGE program seeks to improve EV driving range and reduce vehicle costs by re-envisioning the total EV battery system, rather than working to increase the energy density of individual battery cells. Naval Research Laboratory, will develop a low-cost battery using zinc-air technology. Metal Hydride-Air Battery.

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Toyota Unveils Dedicated Hybrid Concept, Plan for Prius Family; Expands Fuel Cell Vehicle Demonstration Program in the US

Green Car Congress

A century after the invention of the automobile, we must re-invent it with powertrains that significantly reduce or eliminate the use of conventional petroleum fuels. Like hydrogen fuel cells, battery-electrics will require the creation of infrastructure for re-charging, on the go. And then there is range.

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