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Researchers capture first images of CO2 emissions from commercial aircraft engine using chemical species tomography

Green Car Congress

Researchers have used a novel near-infrared light imaging technique to capture the first cross-sectional images of carbon dioxide in the exhaust plume of a commercial jet engine. To image such a large area, the researchers used a 7m-diameter optical mounting frame (red) located just 3 m from the exit nozzle of the engine.

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EPA: GHG emissions standards for cars and light trucks should be revised; joint process with NHTSA (updated with more reactions)

Green Car Congress

The US Environmental Protection Agency (EPA) Administrator Scott Pruitt announced the completion of the Midterm Evaluation (MTE) process for the greenhouse gas (GHG) emissions standards for cars and light trucks for model years 2022-2025, and his final determination that the current standards are not appropriate and should be revised.

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EPA proposes leaving light-duty vehicle GHG standards for MY 2022-2025 unchanged

Green Car Congress

The US Environmental Protection Agency (EPA) has proposed leaving the greenhouse gas (GHG) emissions standards for light-duty vehicle model years 2022-2025 in place, based on its technical analysis that shows automakers are well positioned to meet the targets. l/100 km), if achieved exclusively through fuel economy improvements.

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Updated Audi Q7 SUV has 48V MHEV as standard, new PHEV option

Green Car Congress

Audi’s updated Q7 SUV will have the company’s 48V mild-hybrid system (MHEV) as standard. mph), the Audi Q7 recuperates energy, rolls in idle or coasts for up to 40 seconds with the engine switched off. The BAS restarts the engine the next time the accelerator is depressed, and does so faster and more gently than a conventional starter.

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Toyota unveils 2021 Venza crossover, hybrid powertrain standard

Green Car Congress

liter DOHC four-cylinder engine with three electric motors in a highly compact system. The gas engine employs Variable Valve Timing-intelligent system by Electric motor (VVT-iE) on the intake camshaft, and VVT-i on the exhaust camshaft. Engine speed is synchronized with vehicle speed, yielding effortless and quiet acceleration.

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Rolls-Royce and ASI Mining plan to optimize MTU engines for autonomous operations

Green Car Congress

Rolls-Royce and ASI Mining have agreed to ensure compatibility of MTU engines and ASI’s Mobius command and control software for autonomous vehicles. The customers would thus save on operating costs and further benefit from the increased performance of the autonomously optimized MTU engines. Autonomous Solutions, Inc.

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Toyota’s San Antonio plant begins production of 2023 all-hybrid Sequoia

Green Car Congress

The all-new third-generation 2023 Sequoia full-size SUV features as standard the powerful twin-turbo V6 hybrid i-FORCE MAX powertrain. The i-FORCE MAX powertrain features a unique motor generator within the bell housing between the twin-turbo engine and the 10-speed automatic transmission. In addition to the TSS 2.5