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NREL analysis of Proterra electric bus demo finds average fuel economy nearly 4x that of CNG baseline buses

Green Car Congress

The baseline CNG buses had an average fuel economy of 4.04 These results indicated that the BEBs have an average fuel economy that is nearly 4 times higher than that of the CNG buses. The first two will be fast-charge buses, followed by 13 of the Catalyst XR extended range model BEBs. miles per DGE.

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Road Test: Ford F-150 Lightning

Clean Fleet Report

The Ford F-150 Lightning isn’t a replacement for any of the existing F-150s, it is a new family member with a smoother, more aerodynamic body and a new front fascia, lighting and wheels. Horsepower is 452 for the standard range version and 580 for the extended range truck, and the torque for both versions is 775 pound-feet.

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Simulation study suggests ORC waste heat recovery system could deliver potential 7% improvement in fuel consumption in a PHEV on highway

Green Car Congress

The analysis used the Ohio State University EcoCAR, a student prototype PHEV, as the basis for the preliminary fuel economy evaluation. The OSU EcoCAR prototype vehicle features an extended-range electric architecture with a downsized 1.8L kW and about 27 kW at constant velocity of 65 mph. Skarke et al.

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Chevrolet introduces 2013 Malibu ECO with eAssist

Green Car Congress

Chevrolet has introduced the 2013 Malibu ECO, its most fuel-efficient midsize sedan yet. The Malibu ECO features GM’s eAssist light electrification technology ( earlier post ), which is engineered to deliver an estimated 26 mpg in city driving and 38 mpg on the highway. Chevrolet Malibu ECO PowerFlow screen. Click to enlarge.

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Perspective: A View Into the New GM

Green Car Congress

The morning session started out with an hour long press conference, the highlight being the unveiling of the Volt’s 230 mpg preliminary EPA city fuel economy finding ( earlier post ), as well as a tour showing selected elements from the studios of the four GM North American brands: Chevrolet, GMC, Buick and Cadillac. Click to enlarge.

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GM will focus its electrification strategy on light electrification, extended range, and battery-electric vehicle technologies; major focus on the plug; preview of the Spark EV

Green Car Congress

GM will focus its vehicle electrification efforts on three main technologies: light electrification, currently manifested in the eAssist systems; extended range electric vehicles (EREVs) such as the Chevrolet Volt; and battery electric vehicles (BEVs), such as the soon-to-be-introduced Spark EV. Source: Larry Nitz, GM.

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GM Quantifies CO2 and Fuel Consumption Reductions Via E-REVs And PHEVs, As Compared To Conventional Hybrids

Green Car Congress

“FCEV” refers to all fuel cell vehicles, including E-REVs and fuel cell hybrids. Charge-sustaining fuel economy for all vehicles is assumed to be 36 miles per US gallon. Motive power comes from the battery pack when available and when power and speed requirements are below 53kW and/or 56 MPH. Click to enlarge.

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