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Study finds catalyzed gasoline particulate filters effective at reducing particulate and PAH emissions from GDI engines

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The researchers assessed the gaseous, particulate, and genotoxic pollutants from two current technology gasoline direct injection vehicles when tested in their original configuration and with a catalyzed gasoline particulate filter (GPF). liter all-guided direct injection SI Atkinson cycle engine; the second was equipped with a 1.5-liter

Gasoline 253
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Calls for an international 48V electrical standard for vehicles; looming WLTP implementation

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At the 2 nd International Conference Automotive 48 V Power Supply Systems , held last week in Düsseldorf, Germany, Controlled Power Technologies (CPT), a major sponsor of the event, together with leading car makers and Tier 1 suppliers, argued the need for an internationally agreed 48V electrical standard. Earlier post.).

Standards 257
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MECA report finds additional NOx emission reductions from new heavy-duty trucks achievable and cost-effective

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CO 2 and NO x certification test data for heavy-duty diesel engines certified from 2002 through 2019. which are regulated under the National Ambient Air Quality Standards (NAAQS) because of their adverse effects on human health and the environment. Source of data: US EPA (2019). Chart: MECA.

Emissions 291
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Dearman begins on-vehicle testing of Gen 2 transport refrigeration system powered by liquid air engine; lighter, more efficient

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The system is powered by an innovative, liquid nitrogen Dearman engine, which replaces the standard diesel engine. Since then the Dearman engine has been re-designed and it is already proving to be 30% lighter, 30% smaller, and 30% more efficient than its predecessor. Dearman liquid air engine, Gen 2 design.

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DOE to award $7M to accelerate fuel and engine co-optimization technologies; Co-Optima initiative

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The US Department of Energy (DOE) will award up to $7 million in project funding to accelerate the introduction of affordable, scalable, and sustainable high-performance fuels for use in high-efficiency, low-emission engines as part of the Co-Optimization of Fuels and Engines (Co-Optima) initiative. Earlier post.).

Engine 150
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DOE BETO seeking input on Optima initiative for co-optimization of fuels and engines

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The US Department of Energy, Office of Energy Efficiency and Renewable Energy’s (EERE) Bioenergy Technologies Office (BETO) and Vehicle Technologies Office (VTO) have released a request for information (RFI) ( DE-FOA-0001460 ) titled “Co-Optimization of Fuels and Engines” (Optima). Earlier post.)

Engine 150
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Former Commerce and Transportation Secretary Norman Mineta urges technology neutral policies in reaching proposed CAFE standards

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those which do not favor one technology over another through consumer incentives, federal subsidies, testing standards or technology-specific credits. From a “well-to-wheel” perspective, high efficient gasoline and diesel engines are nearly as energy efficient as any technology available.

Standards 247