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New Delphi Technologies 500+ bar GDi system cuts gasoline particulate emissions by up to 50%, reduces fuel consumption

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In a paper presented at the 2019 Vienna Motor Symposium this week, Delphi Technologies will unveil a new 500+ bar GDi system that can reduce particulate emissions by up to 50% compared to state-of-the-art 350 bar system without expensive engine design modifications. —Walter Piock, chief engineer, Gasoline Systems, Delphi Technologies.

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DOE: gasoline direct injection engine technology showing very rapid adoption; 48.5% market share after 9 years

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Gasoline direct injection (GDI) technology has seen very rapid adoption in the US since its first significant use, according to data gathered by the US Department of Energy’s (DOE) Oak Ridge National Laboratory (ORNL). The data is from ORNL’s 2016 Vehicle Technologies Market Report , due to be released this month.

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Volkswagen Group to begin equipping TSI and TFSI engines with gasoline particulate filters from June 2017

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The Volkswagen Group will begin equipping the Group’s new TSI and TFSI gasoline direct injection engines with gasoline particulate filters (GPF). This will reduce particulate emissions from the direct injection gasoline engines by up to 90%. 2016) “Vehicular Emissions in Review,” SAE Int. Johnson, T., Johnson, T.,

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New Delphi 500+ bar GDi system cuts particulates by up to 50% without engine changes

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Building off its 350 bar GDi (Gasoline Direct Injection) system, Delphi Technologies has developed a 500+ bar GDi system that can reduce particulate emissions by up to 50% without expensive engine re-designs for the majority of applications. The solution is a new, high-efficiency pump designed by Delphi Technologies.

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

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Their study is publishedin the ACS journal Environmental Science & Technology. 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).

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ICCT working paper highlights benefits of current and emerging light-duty diesel technology; “promising pathway for compliance”

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The International Council on Clean Transportation (ICCT), one of the organizations at the root of uncovering the Volkswagen diesel emission scandal ( earlier post ), has published a new analysis of developments and trends in advanced diesel engine technology. miles per gallon in model year 2016, and 49.1

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Ricardo’s “deep” Miller cycle concept: Magma

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In its new report on downsized and boosted gasoline engine technologies ( earlier post ) the ICCT highlighted Ricardo’s work on an “extreme” Miller cycle concept with high (13:1) compression ratio (CR) and central direct injection in a downsized boosted engine. Source: Lewin (2016). 2016) Click to enlarge.

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