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Volvo Trucks’ D13 Turbo Compound engine now standard on all VNL models; 6% better fuel economy over 2020 engine

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Excess heat and pressure from the exhaust gas are recaptured by the turbo-compound unit. Dynamic torque integrates seamlessly with all three available drive modes: performance, economy, and extra economy. Volvo Trucks North America’s latest-generation D13 Turbo Compound engine is now standard on all VNL models.

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Eaton expands valvetrain portfolio for off-highway vehicles to help reduce CO2 and NOx

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Power management company Eaton has expanded its portfolio of valvetrain solutions for diesel off-highway vehicles to help OEMs reduce emissions and improve fuel economy. This technology enables precise valve lift control through HLA, coupled with engine braking capability, which in turn helps reduce emissions and improve fuel economy.

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BorgWarner finalizes acquisition of EGR company Gustav Wahler

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A producer of exhaust gas recirculation (EGR) valves and tubes as well as engine thermostats for both on- and off-road applications, Wahler’s customers include leading automotive manufacturers from around the world. Global powertrain supplier BorgWarner finalized its acquisition of Gustav Wahler GmbH & Co. —James R. Earlier post.).

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BorgWarner suggests Valve-Event Modulated Boost system can offer 6-17% fuel economy benefit over already downsized and turbocharged engines

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The VEMB system uses a concentric camshaft, blow-down manifold and scavenge manifold to separate the exhaust event into two phases: high-energy blow-down to the turbo without pumping losses, and high-hydrocarbon scavenge to the EGR system. The company also has demonstrated the potential to increase compression ratios by 1.5

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Ricardo forms company to commercialize cryogenic split-cycle engine: CryoPower

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Ricardo has created a company—Dolphin N2 Ltd—to commercialize its CryoPower cryogenic split-cycle engine technology ( earlier post , earlier post.) CryoPower is based on the use of a separate induction and compression cylinder from that used for combustion and exhaust.

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CPT, TU Wien study finds 48V mild diesel hybrid cuts engine-out NOx 9%, 4.5% fuel economy improvement

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A joint study by Controlled Power Technologies (CPT) and Austria’s Technische Universität Wien (TU Wien) into 48V diesel mild hybrid technology verified a 9% reduction of NO x in raw engine-out emissions, while retaining the fuel economy and CO 2 benefits of diesel engine technology.

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Chevron introduces new category of heavy-duty motor oil for severe duty applications; improved fuel economy

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Chevron Products Company, a Chevron USA Inc. —Jim Gambill, Manager Americas Marketing with Chevron Products Company. Improved fuel economy over SAE 15W-40 conventional oils. A critical part of this process is to find an engine oil which is not just heavy duty, but severe duty.

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