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Argonne study finds BEVs can have lowest scheduled maintenance costs, but highest cost of driving

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The study considers five different powertrains (internal combustion engine, hybrid-electric, plug-in hybrid-electric, fuel-cell-electric, and battery-electric) and 12 cost components (purchase cost, depreciation, financing, fuel, insurance, maintenance, repair, taxes, registration fees, tolls and parking, payload capacity and labor).

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NREL report on electric bus demo at Foothill Transit finds Proterra fuel economy >8x higher than CNG on same line

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The CNG buses had an average fuel economy of 3.89 However, because Foothill Transit operates its BEB and CNG bus fleets differently, the efficiency results presented are not an apples-to-apples comparison. An apples-to-apples comparison of fuel cost—i.e., mpgge, equating to 4.34 gge for CNG.

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NREL study finds 2nd-generation diesel hybrid delivery vans show significant gains in fuel economy over conventional vans

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Laboratory and in-use fuel economy results Source: NREL. The NREL team collected and analyzed in-service fuel economy, maintenance, and other vehicle performance data on 11 hybrid (P100H) and 11 conventional diesel (P100D) step vans operated by the United Parcel Service (UPS) in Minneapolis. Click to enlarge.

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Responsible Battery Coalition and U Michigan launch study to compare electric and gas vehicle lifetime costs

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Our research partnership with RBC will enable us to conduct a more in-depth analysis of EV costs in comparison with internal combustion engine vehicles by considering vehicle type, user behavior, and where the vehicle is purchased and operated. Refueling patterns based on driver time valuation. Anticipated driving patterns.

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NREL study finds Class 8 hybrid trucks delivered 13.7% higher fuel economy than conventional diesels in comparable usage

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Laboratory and in-use fuel economy comparison. higher fuel economy than the conventional tractors, resulting in a 12% reduction in fuel costs for the hybrids. higher fuel economy than the conventional tractors, resulting in a 12% reduction in fuel costs for the hybrids. Source: NREL.

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NREL Study Finds UPS First-Generation Hybrid Vans Deliver Almost 29% Greater Fuel Economy

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UPS van fuel economy comparison. UPS’ first-generation diesel hybrid delivery vans improved the on-road fuel economy by 28.9% The 12-month average fuel economy for the P70 hybrid vans is 13.1 Source: Lammert 2009. Click to enlarge. Eaton hybrid system schematic. Click to enlarge. Eaton Corp.

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US households are holding on to their vehicles longer

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The slowing of vehicle turnover has implications for transportation fuel consumption, because newer vehicles tend to have better fuel economies. By comparison, the average age of in-use cars increased, in absolute terms, from 9.5 years in 2009 to 10.3 years in 2017.

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