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GM Study Shows 10% Improvement in Fuel Economy Along With Reduction in Criteria Emissions from Mild Hybridization of 4-Cylinder Diesel

Green Car Congress

In a presentation at the US Department of Energy’s 2010 Direction in Engine-Efficiency and Emissions Research Conference in Detroit (DEER), Cisternino described the results of an internal study that used both testbed experimental engine work as well as vehicle tests using an Opel Corsa equipped with a BAS-enhanced 1.3-liter 15 kW peak.

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California ARB Report Finds Fine Particle Air Pollution Responsible for 9,000 Premature Deaths in State Each Year; Based on US EPA Peer-Reviewed Study

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Approximately 9,000 people in California are estimated to die prematurely each year as a result of exposure to fine particle pollution, according to a new report issued by the California Air Resources Board (ARB). Fine particle pollution, smaller than 2.5 ARB Chairman Mary Nichols. While it is recognized that exposure to PM 2.5

Pollution 220
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EPA, DOT Propose New Fuel Economy Labels; Addressing GHG Emissions, Fuel Consumption and Advanced Technology Vehicles

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Four samples of the first proposed label design with the letter grade. From left to right: EV, PHEV, gasoline/diesel, gasoline/diesel. The proposed rule seeks public comment on label design options and related issues. EPA and DOT are proposing two new label designs for comment. Color is integral to the new schemes.

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Cummins MerCrusier and Volkswagen Partner on Tier 3 Marine Diesels

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Cummins MerCruiser Diesel (CMD), a supplier of marine propulsion solutions, and Volkswagen have formed a partnership to develop and supply marine engines. Commitments include the joint development of marine engines that will comply with the future Tier 3 emissions standard. Tags: Brief. and Mercury Marine. and Mercury Marine.

Mariner 186
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EPA Designates 31 Nonattainment Areas in the US for PM2.5

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The US Environmental Protection Agency (EPA) is designating 31 areas across the country as not meeting the agency’s daily standards for fine particle air pollution (PM 2.5), or particulate matter. The December 2008 designations were never published in the Federal Register and have been under review. Click to enlarge.

EPA 207
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US EPA Proposes New Emissions Rules for Category 3 Marine Diesel Engines, Tighter Fuel Sulfur Restrictions; Harmonization with International Standards

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As the next steps in a strategy to cut harmful emissions from ocean-going vessels, the US Environmental Protection Agency is proposing new engine emissions and fuel standards for large marine diesel engines on US-flagged ships that would harmonize with international standards. Earlier post.) Earlier post.)

Mariner 170
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Use of Supercritical Diesel Fuel for Improved Efficiency and Reduced Emissions

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An experimental P-T diagram mapping the liquid, liquid-vapor, and SC regions for diesel fuel-CO 2 mixtures with different compositions and densities (numbers in red and black, respectively). Researchers at Syracuse University (New York) have developed a method to prepare, inject and combust supercritical (SC) diesel fuel. Anitescu et.

Diesel 225