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SwRI designing safer, more effective hydrogen injectors for gas turbines

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Southwest Research Institute (SwRI) is designing innovative hydrogen combustion systems for gas turbines used in power generation. The designs prevent flashback, a common concern in hydrogen-fueled combustion systems wherein the flame from the combustor travels into the nozzle, which can result in damaged equipment.

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EPA proposes first US greenhouse gas emissions standards for aircraft

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The US Environmental Protection Agency (EPA) proposed greenhouse gas (GHG) emissions standards for airplanes used in commercial aviation and large business jets. The new international Airplane CO 2 Emission Standards adopted by ICAO in 2017 are prescribed in ICAO Annex 16, Volume III titled, Aeroplane CO 2 Emissions.

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PACCAR to offer Cummins X15N natural gas engine in Kenworth and Peterbilt trucks

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PACCAR will work with Cummins to offer the new Cummins X15N natural gas engine ( earlier post ) in Kenworth and Peterbilt trucks. The X15N is the first natural gas engine to be designed specifically for heavy-duty truck applications with up to 500 horsepower output.

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DOE to award up to $32M to reduce methane emissions from oil and gas sector

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The US Department of Energy (DOE) announced up to $32 million in funding ( DE-FOA-0002616 ) toward the research and development of new monitoring, measurement, and mitigation technologies to help detect, quantify, and reduce methane emissions across oil and natural gas producing regions of the United States.

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New Emissions Analytics study suggests pollution from tire wear now 1,850 times worse than exhaust emissions

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In early 2020, UK-based independent testing firm Emissions Analytics published a study claiming that tire particulate wear emissions were 1,000 times worse than exhaust emissions ( earlier post ). —Emissions Analytics. Quoting such ratios, however, needs careful interpretation.

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Cummins introduces new heavy-duty natural gas powertrain: ISX12N + Endurant HD N

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announced that the ISX12N+Endurant HD N powertrain from its Integrated power portfolio is now available for heavy-duty customers, delivering a fully integrated natural gas powertrain. This reduces smog-forming NO x emissions by 90% (to 0.02 Cummins Inc. and Cummins Westport Inc.

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ARPA-E selects SwRI to create more effective burner to reduce methane emissions

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of the methane in gas flares used by the oil and gas industry. Burners currently used on the field commonly perform below target specifications, especially under crosswind conditions, which results in a significant portion of this powerful greenhouse gas escaping into the atmosphere. The three-year, $2.9-million

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