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MECA: industry could exceed relaxed US efficiency standards as it has to meet tighter standards elsewhere

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On 31 March, the US Environmental Protection Agency (EPA) and the National Highway Traffic Safety Administration (NHTSA) released the final rule for The Safer Affordable Fuel-Efficient (SAFE) Vehicles for Model Years 2021-2026. The final rule requires a 1.5% mpg and 199 g/mile CO 2 in 2026. Earlier post.).

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Study Assesses Product Attribute Trade-offs and Technological Progress; Meeting Proposed Obama Fuel Economy Standards Will Require Downsizing and Change in Fleet Mix

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Changes in the attributes (clockwise from upper left, weight, power, fuel economy and torque) of the Honda Accord over time as an example of fleet trends in the US. In contrast, fuel economy actually increased by 15% during that period. Knittel, 2009. Click to enlarge.

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EIA: trends in downsized engine design leading to increased demand for higher-octane gasoline

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This trend of increasing demand for higher octane gasoline is likely driven by changes in fuel requirements for light-duty vehicles (LDV) in response to increasing fuel economy standards, which will have widespread implications for future gasoline markets, according to EIA analysts. of new gasoline-fueled LDV sales.

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CALSTART survey finds major automotive suppliers see current CAFE standards as beneficial; 82% see BEVs as most important post-2025

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Major automotive suppliers see current national fuel economy standards as a boon for company job growth and industry investment and don’t want to see them altered by policymakers, according to the findings of an annual survey commissioned by CALSTART, an automotive technology industry group. strongly agreed.

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Center for Automotive Research calls long-run economic risk to auto industry of mandating permanent fuel economy standards very serious; recommends periodic reviews

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Plug-in hybrids dominate market penetration in 2025 under CAR scenario IV (62 mpg CAFE standard). Power and Associates to project the technology segmentation necessary to achieve anticipated fuel economy mandates in 2025. CAR researchers used the four fuel economy scenarios developed by. Source: CAR.

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HyBoost concept achieving close to Prius-level CO2 emissions; aggressive downsizing with advanced boosting and micro-hybrid system

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variant but with fuel economy of a strong hybrid. HyBoost achieves this by combining aggressive 50% downsizing of the engine with an electric supercharger for transient low-speed performance, and a micro-hybrid stop-start and energy recuperation systems, Boggs said. Downsizing the 2.0-liter Click to enlarge.

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Ricardo to assist Lifan in development of 1.2L turbocharged DI gasoline engines for downsizing applications

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Ricardo will assist Lifan Automobile Group based in Chongqing, China, with the development of a family of highly downsized gasoline engines capable of meeting future Chinese and international fuel economy and emissions regulations.