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Alfa Laval introduces E-PowerPack ORC waste heat recovery system for ships

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Alfa Laval is introducing the E-PowerPack waste heat recovery system for ships. Able to convert waste heat directly into electrical power, the E-PowerPack uses Organic Rankine Cycle (ORC) technology to reduce ship fuel consumption and CO 2 emissions. The basic principle of an ORC system can be thought of as the opposite of a heat pump.

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DOE researchers investigate economic and environmental impacts of converting wet waste to renewable diesel

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An open-access paper on their results is published in the journal ACS Sustainable Chemistry & Engineering. Meanwhile, wet waste feedstocks, such as animal manure and fats, oils, and greases (FOG), represent another important category of resources that could be utilized to produce MCCI bioblendstocks due to its abundant availability.

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Bi-fuel evolutions of the LEVC TX taxi and VN5 van; range extender engines run on LPG/biopropane and CNG/biomethane

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HP Taxis, Prins Alternative Fuel Systems and SBL-Automotive revealed [link] of the plug-in hybrid range-extended electric LEVC TX taxi and VN5 van allowing the range extender engine to run on LPG and CNG and their renewable counterparts of biopropane and biomethane. For CNG/biomethane the engine bay layout is similar.

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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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Cummins to introduce 15-liter natural gas engine for North America; basis for hydrogen engine under development

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will bring to market a 15-liter natural gas engine for heavy-duty trucks. The 15-liter natural gas engine is an important part of Cummins strategy for its path to zero emissions. —Srikanth Padmanabhan, President, Engine Business, Cummins. Cummins Inc. gCO 2 e/MJ.

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

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According to MAN Engines, all MAN off-road engines from the current product portfolio can be operated with regenerative diesel—also known as HVO (hydrogenated vegetable oil)—in accordance with the EN15940 standard in Europe or the US specification ASTM D975. Marine engines for regenerative diesel have already been approved.

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China researchers hydrotreat waste engine oil and scrap tire oil blend to produce diesel- and jet-range fuel

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Researchers at Henan Polytechnic University in China have hydrotreated the oil derived from hydrothermal liquefaction of scrap tires (STO) with waste engine oil (WEO) using five different activated carbon-supported noble metal catalysts—Pd/C, Pt/C, Ru/C, Ir/C, and Rh/C—for the production of liquid fuels. —Lou et al.

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