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EPA says methane emissions from natural gas production have dropped 36% from 2007-2011

Green Car Congress

In its recently released Inventory of US Greenhouse Gas Emissions and Sinks: 1990 – 2011 ( earlier post ), the US Environmental Protection Agency (EPA) reported that methane (CH 4 ) emissions from the field production of natural gas have declined by 36% from 2007 to 2011 (from 83.1 a global warming potential of 21. (The

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New SoCalGas truck loan program for fleets interested in switching from diesel to near-zero natural gas trucks

Green Car Congress

Southern California Gas Co. The program allows qualified fleet owners the opportunity to try out the latest in heavy-duty natural gas truck technology by test-driving a 12L near-zero truck. Additionally, fleet owners will see the advantages natural gas trucks have over diesel, including lower fuel costs. g/bhp-hr) since 2001.

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MAN Engines approves off-road engines for use with regenerative diesel/HVO

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The approval applies to all off-road engines for the current EU Stage V and EPA Tier 4 emission standards and below. Above all, regenerative diesel ensures clean combustion with up to 90% less greenhouse gas emissions in the exhaust gas compared to conventional diesel.

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Cummins Westport announces MY 2018 natural gas engine line-up; near zero NOx

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Cummins Westport (CWI) announced its model year 2018 dedicated natural gas engines for regional haul truck / tractor, vocational and transit, school bus, and refuse applications at the Alternative Clean Transportation (ACT) Expo in Long Beach, California. The letter “N” denotes engines that are fueled by natural gas. Earlier post.)

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Cummins Westport ISB6.7 G midrange natural gas engine now in full production

Green Car Congress

liter midrange, factory-built natural gas engine is now fully available as a production engine for shuttle bus, medium duty truck, and vocational applications in North America. An engine of this size is a natural addition to CWI’s portfolio of natural gas engines. g/bhp-hr—50% lower than the current EPA and ARB NO x limit of 0.2

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Cummins Westport begins development on new mid-range natural gas engine; production by 2015

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liter natural gas engine designed to meet the increasing demand for on-highway vehicles powered by natural gas. diesel engine and will use Cummins Westport’s proven spark-ignited, stoichiometric cooled exhaust gas recirculation (SEGR) technology. Cummins Westport Inc. has begun development on the ISB 6.7G, a mid-range 6.7-liter

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Cummins Westport begins production of ISL G Near Zero NOx natural gas engine; first commercially available near zero NOx MidRange engine

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(CWI) announced that orders are being processed and production of the ISL G Near Zero (NZ) NO x natural gas engine ( earlier post ) has commenced. Exhaust emissions of the ISL G NZ are 90% lower than the current EPA and ARB NO x limit of 0.2 g/bhp-hr and also meet the 2017 EPA greenhouse gas (GHG) emission requirements.

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