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CMU study highlights lower-cost design path to fuel economy compliance: acceleration trade-off

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A team at Carnegie Mellon University has found that engineering design modifications that compromise other performance attributes—specifically acceleration—offer a pathway to reduce the cost to automakers of compliance with fuel economy standards. —Whitefoot et al.

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Volvo Trucks’ D13 Turbo Compound engine now standard on all VNL models; 6% better fuel economy over 2020 engine

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The enhanced D13 Turbo Compound (D13TC) engine from Volvo Trucks is now standard on all Volvo VNL models, providing enhanced fuel efficiency and reducing overall cost of ownership. The enhanced system includes an updated wave piston design that offers a higher compression ratio of 18.1.

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IEA: nuclear power can play a major role in transition to low emissions energy systems; Russia, China leading on new reactor starts

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But a range of both advanced and emerging economies have recently announced energy strategies that include substantial roles for nuclear power as well as considerable financial incentives to invest in it. —IEA Executive Director Fatih Birol.

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Sandia, TUD optical diagnostic helps reduce emissions while improving fuel economy

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Engine developers can use this information to validate computer models and design advanced engine combustion strategies that will improve fuel economy for consumers while also lowering tailpipe pollutant emissions. However, this comes at the cost of higher particulate matter emissions. —Sandia researcher Scott Skeen.

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EPA and NHTSA Issue Notice of Intent to Develop New Greenhouse Gas and Fuel Economy Standards for Light-Duty Vehicle Model Years 2017-2025; Proposal Expected by 30 Sep 2011

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The US Department of Transportation’s (DOT) National Highway Traffic Safety Administration (NHTSA) and the US Environmental Protection Agency (EPA) issued a Notice of Intent (NOI) to begin developing new standards for greenhouse gases and fuel economy for light-duty vehicles for the 2017-2025 model years. Earlier post.).

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IDTechEx: Sales of electric motorcycles in Europe grew 50% y-o-y in 2020

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Besides the low cost of ownership, electric motorcycles improve the riding experience, taking away the noise, fumes, vibration, shifting, and clutching from the user experience, alongside the environmental benefits of low emissions. The result has been strong growth on par with the electric car market since 2017, as shown in the chart below.

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Ballard, Nisshinbo collaborate to offer first PEM fuel cell using non-precious-metal catalyst

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Ballard has successfully incorporated the Non Precious Metal Catalyst into a high performing catalyst layer under a Technology Solutions program and plans to launch a new 30-watt FCgen-1040 fuel cell stack product incorporating NPMC for commercial use in late-2017. CNW Group/Ballard Power Systems Inc.) Click to enlarge. 2017.01.086.

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