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ORNL study finds best current use of natural gas for cars is efficient production of electricity for EVs

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However, they also noted, high PTW efficiencies and the moderate fuel economies of current compressed natural gas vehicles (CNGVs) make them a viable option as well. If CNG were to be eventually used in hybrids, the advantage of the electric generation/EV option shrinks. Their open access paper is published in the journal Energy.

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Toyota’s new RAV4 plug-in hybrid SUV offers 39 miles AER, 90 MPGe

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seconds—the second quickest acceleration time in the Toyota lineup—the 2021 RAV4 Prime has an estimated 39 miles of all-electric range—the highest AER of any PHEV SUV on the market. As a technology comparison, the 2006-2012 RAV4 offered an optional 269-hp, 3.5-liter

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NHTSA and EPA issue final CAFE/GHG rule for MYs 2017-2025; 40.3–41.0 mpg for MY 2021, estimated 48.7–49.7 mpg for MY 2025, 163 gCO2/mile for MY2025

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The US Environmental Protection Agency (EPA) and the National Highway Traffic Safety Administration (NHTSA) issued the final rule for greenhouse gas emissions and fuel economy standards for MYs 2017-2025 for passenger cars, light-duty trucks, and medium-duty passenger vehicles. mpg US (5.84 grams/mile CO 2 -equivalent and 24.4

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EPA to maintain light-duty vehicle GHG standards unchanged through 2025

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In an expected ruling, US Environmental Protection Agency (EPA) Administrator Gina McCarthy finalized her decision to maintain the current greenhouse gas (GHG) emissions standards for model years 2022-2025 cars and light trucks. mpg-e (if all reductions were achieved exclusively through fuel economy improvements). Earlier post.)

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Proterra beats out BYD for Mineta San José International Airport electric bus contract; 10 Proterra electric buses to be in service by late 2018

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The San José, California, City Council approved the purchase of ten Proterra Catalyst E2 battery-electric transit buses and related charging infrastructure for use at the Norman Y. Proterra’s E2 series 35-foot electric buses feature a 440 kWh battery pack to deliver an estimated range of 251 miles. Funded in part by a $3.8-million

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EIA: light duty vehicle energy consumption to drop 25% by 2040; increased oil production, vehicle efficiency reduce US oil and liquid imports

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quadrillion Btu in 2012 to 12.1 As a result, annual increases in vehicle miles traveled (VMT) in LDVs average 0.9% from 2012 to 2040, compared to 1.2% l/100 km) in 2012 to 37.2 l/100 km) in 2012 to 37.2 LDV energy consumption declines in AEO2014 Reference case from 16.0 quadrillion Btu in 2040, compared with 13.0

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Obama Announces New National Fuel Policy; Two Harmonized Standards, with Fleet Average of 35.5 mpg, 250 gCO2/mile by 2016

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US President Barack Obama today announced a new harmonized national policy intended to reduce fuel consumption and greenhouse gas (GHG) emissions for all new cars and trucks sold in the US. The resulting new standards will cover model years 2012-2016, and will require an average fuel economy standard of 35.5

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