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JAC and Ricardo develop production version of HyBoost concept; seeking 30% boost in fuel economy with same performance

Green Car Congress

Anhui Jianghuai Automobile Group Co Ltd (JAC) and Ricardo are collaborating on a project to develop the Ricardo HyBoost concept ( earlier post )—a combination of low-cost technologies to deliver improved performance and fuel economy which featured recently in the Ricardo Centenary celebrations —into volume production on a JAC vehicle.

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Tula presenting diesel Dynamic Skip Fire technology at Future Diesel Powertrain Summit in Shanghai

Green Car Congress

Importantly, dDSF is able to combine improved tailpipe emissions while simultaneously reducing fuel consumption, thus combining two critical objectives that have previously competed against each other. Comparison of baseline and dDSF CO 2 and NO x on HD FTP cycle and LLC. Source: Tula.

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

Green Car Congress

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. —Paul Bloore.

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Interim NREL Report on In-Use Azure Balance Gasoline Hybrids in FedEx Fleet Finds Substantially Lower Tailpipe Emissions, Similar Fuel Economy to Diesels

Green Car Congress

Fuel economy was similar between the gHEVs and diesel vehicles, except for the highest kinetic intensity drive cycle where the hybrid exhibited ~20% higher fuel economy. NREL collected and analyzed data for in-use fuel economy and fuel costs, maintenance costs, total operating costs, and vehicle uptime.

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Audi banking on Gen 2 3.0L TDI diesel for US sales; calls for a “fair shot” for diesel

Green Car Congress

Do they receive HOV access for their improved fuel economy and ultra low emissions? In fact in 6 of the states, diesel fuel is penalized with additional state taxes. So diesel fuel gets taxed twice or penalized twice at the federal and state level. This helps us to make better fuel economy and good emissions.

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Road Test: 2023 Volkswagen Taos SEL 4Motion

Clean Fleet Report

Fuel economy is EPA-rated at 28 mpg city/36 highway/31 combined for the FWD Taos, with the 4Motion rated at 25/32/28. While fuel economy may be less if your driving keeps you on city streets with frequent starts and stops, it is good to know when on the open road and at a consistent speed, mid-to-high-thirties are possible.

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Road Test: 2021 GMC Sierra 1500 Duramax 4WD Crew Cab AT4 CarbonPro

Clean Fleet Report

This means that when you are towing up a grade, it will pull strong and still deliver good fuel economy. These numbers are a bit lower than competitor trucks, but the trade-off is better fuel economy in exchange for less payload and towing. Fuel economy for the 3.0-liter Duramax turbodiesel is.

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