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ORNL researchers quantify the effect of increasing highway speed on fuel economy

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Huff Fuels, Engines and Emissions Research Center, Oak Ridge National Laboratory. This website, jointly maintained by the US Department of Energy and the US Environmental Protection Agency (EPA), provides information such as official EPA “window label” fuel economy estimates for city, highway, and combined driving for all U.S.-legal

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Hagens Berman files class-action fuel economy and emissions lawsuit against Fiat Chrysler and Cummins over SCR defect in RAM 2500 and 3500 diesels

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The defect leads to lower fuel economy, non EPA-compliant emissions levels, and costly and frequent vehicle repairs, the complaint charges. When the SCR system breaks down, the filter gets clogged, requiring more fuel to be injected to burn it off, according to the complaint.

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Valeo acquires electric supercharger business from Controlled Power

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Unlike exhaust-driven turbochargers, electric superchargers are driven by an electric motor. When coupled with an energy recovery system, electric superchargers can be used to create a cost-competitive hybrid solution that can deliver fuel savings of up to 20% in the standard European driving cycle, Valeo said. Earlier post.).

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Ricardo developing advanced simultation capability for IMPERIUM project for HD emissions reductions

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However, in real-world driving, fuel efficiency and emissions aftertreatment technologies interact with each other and also vary according to the vehicle application, its prevailing operating conditions and its mission. million from the EU) comprising a total of 17 industrial and academic partners.

Emissions 150
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ICCT study concludes no technical barriers to use of higher blends of ethanol

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The consumption scenarios are technically achievable but do not reflect significant barriers such as cost, regulation, legality, and consumer acceptance. The others are: Petroleum and Renewable Fuels Supply Chain , Stillwater Associates LLC. car warranties, cost, food-vs-fuels arguments). Source: ICCT. Click to enlarge.

Gasoline 230
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UK government launches new clean air strategy; ending sales of conventional diesel and gasoline LDVs by 2040

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To legislate to ensure only the cleanest domestic fuels will be available for sale, preventing 8,000 tonnes of harmful particulate matter from entering the atmosphere each year. in their emissions control system, and make tampering with an emissions control system a legal offense. A coming plan to phase out diesel-only trains by 2040.

Clean 186
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T&E: VW sells least polluting Euro 6 diesels in Europe; no brand meets Euro 6 in real-world driving; loopholes & defeat strategies

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T&E charges that diesel cars are failing to operate their exhaust after-treatment systems for most of the time the car is driving, “almost certainly illegally misusing” a loophole in the rules governing the use of Defeat Devices. VW Group’s Dieselgate engines were mostly of the previous Euro 5 generation. Loopholes.

Pollution 150