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

Green Car Congress

liter, heavy-duty opposed-piston, three-cylinder diesel engine it developed in a project funded by the California Air Resources Board (CARB) and several partners ( earlier post ) has entered fleet service with WALMART Corporation in a Peterbilt 579 tractor. liter engine. Achates Power announced that the 10.6-liter,

Diesel 468
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Tenneco Powertrain adds hydrogen to its engine testing capabilities

Green Car Congress

Tenneco has established new test facilities for hydrogen-powered internal combustion engines at its Powertrain test centers in Burscheid, Germany, and Ann Arbor, Michigan. Preparation of an H 2 ICE test cell. We support a pragmatic approach of complementary technologies that provide solutions for different transportation sectors.

Hydrogen 221
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Hydrogen Opposed Piston Engine Working Group formed

Green Car Congress

Several organizations, encompassing companies, research labs, and academia, have formed the Hydrogen Opposed Piston Engine Working Group. The Working Group consists of members undertaking research and development in the field of hydrogen combustion in an opposed-piston engine. The only criteria emission of concern is NO x.

Hydrogen 353
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Tech: What You Need to Know About Your Exhaust System

Clean Fleet Report

If you’re driving down the road and you notice a quiet car in front of you, you should know that the car’s exhaust system is doing its job. A well-maintained exhaust system is essential in making your ride safe and sound. If your exhaust system is working correctly, it benefits your fuel consumption and the environment.

Exhaust 81
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SEAT introducing first natural-gas-fueled SUV at Paris show: Arona TGI

Green Car Congress

The new Arona TGI marks the fourth vehicle in SEAT’s line-up to benefit from the cleaner, cheaper fuel, joining the Leon, Ibiza and Mii. liter TGI engine with an output of 90PS available between 4,500rpm and 5,800rpm and maximum torque of 160 N·m at 1,900-3,500rpm. The SUV has a gas tank capacity of 14.3

Gas 247
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DLR: cleaner aircraft emissions reduce the climate impact of contrail cirrus

Green Car Congress

Fewer soot particles in the exhaust stream of aircraft reduces the formation of ice crystals and therefore the climate impact of the resulting contrail cirrus. The interplay between the choice of fuel and combustion in the engine is decisive in reducing soot emissions in aviation. —Ulrike Burkhardt.

Climate 278
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FEV testing finds Transient Plasma ignition system increases fuel efficiency and decreases emissions

Green Car Congress

liter, direct and port fueled injection, inline 4-cylinder gasoline engine commonly used in the Camry line of vehicles. The “Dynamic Force Engine” achieves one of the world’s best thermal efficiencies of 40% in gasoline powered vehicles according to Toyota. The Toyota 2.5L

Emissions 243