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

Green Car Congress

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 legal light-duty vehicles from 1984 to present. Speed increase.

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Perspective: US Needs to Transition to Hydrous Ethanol as the Primary Renewable Transportation Fuel

Green Car Congress

Current Legal Requirement for Use of Anhydrous Ethanol in the United States. In addition to confirming the effectiveness of hydrous ethanol for gasoline blending in actual vehicle trials, these initial tests have shown measurable increases in volumetric fuel economy, indicating higher thermodynamic efficiencies resulting from hydrous ethanol.

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Flash Drive: 2023 Lucid Air Touring AWD

Clean Fleet Report

The sleek exterior with a long hood and short, almost bustle-like rear give it a very low 0.197 coefficient of drag (C d ) In comparison, the Mercedes-Benz EQS comes in at.200 Acceleration is beyond what can be safely and legally used on the local roads and freeway we traversed, but the precision of the handling was also evident.

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ITF: measures to decrease road freight CO2 emissions

Green Car Congress

The timing and exact configuration of road freight decarbonization pathways should be adjusted to the different geographies and economies of each region around the world. Technologies that improve the fuel efficiency of heavy goods vehicles are a fundamental component of decarbonizing road freight.

Emissions 255
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Mercedes-Benz introducing new diesel family in E 220 d this spring; new OM 654 with 13% lower fuel consumption; diesel “indispensable”

Green Car Congress

The cylinder spacing was reduced from 94 to 90 mm in comparison with the previous engine. The efficiency is increased by the higher burning rate in comparison with the previous omega combustion bowl. Bore (82.0 mm) and stroke (92.3 The exhaust gas from the turbocharger is sent first to a diesel oxidation catalyst. Reduced complexity.

Diesel 150
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Mercedes-Benz presents autonomous Future Truck 2025 research vehicle; “Highway Pilot”

Green Car Congress

For comparison, the human eye has a 150-degree angle of vision, but its focal area is merely a fraction of this. The sensor and camera technology is active throughout the speed range from standstill to the legally permitted maximum truck speed of 80 km/h. guard rails or vegetation).

Mercedes 274