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Cummins progressing with lightweight downsized T2B2 diesel for pickup; 40% improvement in fuel economy over gasoline V8

Green Car Congress

At the US Department of Energy’s (DOE’s) Annual Merit Review meeting in Washington, DC last week, Michael Ruth from Cummins noted that the DOE program target for the project is a fuel economy (CAFE) target of 26 mpg (9.05 Resources (DOE will publish Merit Review presentations on its website.). Earlier post.). Weigert, E.,

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Review: 2025 Honda Civic Hybrid achieves Prius-like fuel economy

Green Car Reports

The latest Honda Civic Hybrid is quicker, quieter, and more pleasant than non-hybrid Civics The 2025 Honda Civic Hybrid will cost $29,845 when it goes on sale June 19 2025 Civic Hybrids are expected to have EPA fuel economy ratings of 50 mpg city, 47 highway, and 49 combined Buyers looking for excellent fuel economy no longer need to buy a Toyota.

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DOE: Life cycle GHG emissions for 2020 electric small SUV were half those of a conventional gasoline small SUV

Green Car Congress

The C2G GHG emissions results were generated using Argonne’s Greenhouse gas, Regulated Emissions, and Energy use in Technologies (GREET) model, with inputs of fuel economy and vehicle component sizing provided by Argonne’s Autonomie model. Key assumptions for these two scenarios (e.g., powertrain efficiency, component weights, etc.)

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McMaster team reviews progress on hybrid-specific engine technologies

Green Car Congress

A team from McMaster University in Canada has published a comprehensive review of recent progress in low-temperature combustion (LTC), alternative fuels (AF), over-expansion Atkinson cycle, and waste heat recovery (WHR) techniques as applied to hybrid-specific engines. Their open-access paper is published in the journal Energy Reports.

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DOE proposes revising procedures for calculating petroleum-equivalent fuel economy of EVs for use in CAFE calculations

Green Car Congress

The US Department of Energy (DOE) is proposing a significant revision in its procedures for calculating a value for the petroleum-equivalent fuel economy of EVs for use in the Corporate Average Fuel Economy (CAFE) program administered by the Department of Transportation (DOT). Background. Proposed PEF.

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Court Rejects Tesla’s Request For Tougher Fuel Economy Penalties

CleanTechnica EVs

A US appeals court rejected Tesla’s request to reinstate higher civil penalties for automakers who fail to meet US fuel economy standards, Reuters has reported. In August, Tesla asked […].

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New report finds global CO2 vehicle emission reduction measures falter; dropping diesels, increasing SUVs

Green Car Congress

Vehicle fuel economy improvements have slowed globally, according to the latest report from the Global Fuel Economy Initiative (GFEI): Fuel Economy In Major Car Markets: Technology And Policy Drivers 2005-2017. Overall, global fuel economy has improved by an average of 1.7% L ge /100 km.

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