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CRC ACES Phase 2 report finds emissions from modern heavy-duty diesels well below required levels

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2010 engines emissions reduction relative to 2010, 2007, and 2004 US emission standards. For a number of the most important pollutants, levels were substantially lower than required by regulations. The study, the Phase 2 Report of the comprehensive Advanced Collaborative Emissions Study (ACES). Source: CRC.

Diesel 296
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New mixed-oxide catalysts shown as viable substitute for platinum catalysts for diesel exhaust aftertreatment

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Under laboratory-simulated diesel exhaust conditions, this mixed-phase oxide material was superior to Pt in terms of cost, thermal durability, and catalytic activity for NO oxidation. Nanostellar was founded in California in 2004 by scientists from Stanford University and NASA Ames Research Center. Kyeongjae Cho. Wang et al.,

Exhaust 240
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Small-displacement two-stroke H2 engine could address performance and emissions cost-effectively for recreational market; potential for Asian motor vehicle fleet

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It, or a scaled-up version, could also provide a solution for the Asian motor vehicle fleet, in which two-stroke engine vehicles constitute a major share—and contribute significantly to air pollution. For one, the [California Air Resources Board] CARB-established limit of HC+NO x emissions in the 7.4 Oh and Plante. kW) rating.

Engine 329
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European Commission fines truck producers record €2.93B for colluding to pass on emission compliance costs

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The European Commission found that truck makers MAN, Volvo/Renault, Daimler, Iveco, and DAF broke EU antitrust rules by colluding for 14 years on truck pricing and on passing on the costs of compliance with stricter emission rules. Emissions standards compliance. The Commission has imposed a record fine of €2,926,499,000 (US$3.22

Emissions 150
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California ARB Seeks Further Reductions of Diesel Emissions at State Rail Yards

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The California Air Resources Board directed its staff to take steps to provide further locomotive and rail yard emission reductions beyond those achieved by existing US Environmental Protection Agency and state regulations and agreements. While we are pleased to have already reduced diesel emissions at the rail yards, it’s not enough.

Diesel 170
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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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EPA updates rules to ease commercialization of alternative fuel conversion systems

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While properly engineered conversion systems can reduce or at least not increase emissions, poorly designed systems can lead to much more pollution. Exhaust, Evap, and OBD testing. MY 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009 and < useful life mileage. Exhaust and Evap testing + OBD scan tool test and attestation.