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Achates near-zero heavy-duty opposed-piston diesel enters fleet service; compliant with 2027 NOx levels

Green Car Congress

The cleaner engine is able to deliver ultra-low NO x by managing exhaust gas temperatures to ensure rapid catalyst light-off and by maintaining aftertreatment temperatures at optimum operating conditions in all driving conditions. It also uses existing components and supply chains.

Diesel 468
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Tenneco Powertrain adds hydrogen to its engine testing capabilities

Green Car Congress

Steffen Hoppe, Powertrain’s Director Technology Rings & Liners, Tenneco Tenneco’s new H2 ICE test facilities provide a broad bandwidth of high-accuracy engine measurement capabilities, including: Light and heavy-duty engine testing up to 700kW Eddy current and AC dyno ECU connectivity, calibration and tuning: dynamic engine operation; driving cycles (..)

Hydrogen 221
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Study shows renewable diesel from crude tall oil is a high quality drop-in fuel for off-road engines

Green Car Congress

A team from the University of Vaasa (Finland) and UPM-Kymmene Corporation has examined how the blends of fossil and renewable diesel produced from crude tall oil (CTO) affect the performance and exhaust emissions of the modern common-rail off-road diesel engine. UPM BioVerno renewable diesel is produced from wood-based tall oil.

Renewable 150
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Nonthermal plasma torch reforming of exhaust gas for NOx trap regeneration

Green Car Congress

Researchers from the Center for Energy and Processes (CEP), MINES ParisTec, and Renault are exploring the non-catalytic reforming of diesel fuel with diesel engine exhaust gas (i.e. An alternative to the catalytic exhaust gas reforming of diesel fuel method is presented in this paper and consists of using an NTP torch. trap catalyst.

Exhaust 199
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A closer look at the basics of Volkswagen Group’s important new 2.0L diesel MDB engine

Green Car Congress

liter diesel, prominently showing the closely attached exhaust aftertreatment system. For example, depending on the emission requirements, 3 different types of exhaust gas recirculation (EGR ) can be used: cooled high-pressure EGR without low-pressure EGR; cooled low-pressure EGR without high-pressure EGR; or. Oil and vacuum pump.

Diesel 384
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MAN to supply dual-fuel engines for 6 Chinese LNG carriers; fuel sharing mode

Green Car Congress

MAN Diesel & Turbo has won the contract to supply the engines for six Chinese LNG carriers (LNGCs). The configuration for the new order covers 5 × 8L51/60DF engines; all of the engines are IMO Tier II-compliant in diesel mode and will have lower exhaust-gas emissions in gas mode than IMO Tier III stipulates.

Chinese 186
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BMW unveils new 7 Series; battery-electric i7

Green Car Congress

The new V8 borrows technology from BMW Motorsport, and features a new exhaust manifold, external oil cooling, and further developed turbocharging. Energy is no longer supplied to the two electric motors in this state, meaning no battery power is consumed. The 760i xDrive combines the power of the 4.4-liter

BMW 446