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Audi using supplementary port fuel injection to address particulates from gasoline direct injection

Green Car Congress

In part-load operation, the indirect injection supplements direct gasoline injection to improve fuel economy and to reduce the output of particulates from the engine. GDI technology provides fuel efficiency benefits from charge air cooling, more facile turbocharging, and the downsizing that these permit. Earlier post.). Earlier post.)

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Audis Downsized 1.2L TFSI for the A3 and A3 Sportback

Green Car Congress

Audi has introduced a new low-displacement turbocharged gasoline engine in the A3 model line. Downsizing entails the replacement of engine displacement with turbocharging. Turbocharging and direct gasoline injection facilitate a compression ratio of 10.0:1. Earlier post.) L/100km (42.8 The wholly redesigned 1.2 kilograms (197.3

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BorgWarner expanding variable cam timing technology for I4 engines; OEM diesel and gasoline applications in 2015

Green Car Congress

The technology is planned to launch with a major global automaker on diesel and gasoline applications in 2015. Using the existing torsional energy in the valve train, CTA phasers actuate more quickly, use less engine oil and operate under a wider range of engine speeds and temperatures than conventional VCT systems.

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Consumer Reports survey shows high fuel costs cause downsizing, less driving; 73% would consider alt fuel vehicle

Green Car Congress

While gasoline costs were the number one reason cited for wanting a more fuel-efficient vehicle (at 90%), more than half of respondents also had other reasons, including a desire to be more environmentally friendly (62%) and concern about the nation’s dependence on foreign oil (56%).

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NEXCEL testing demonstrates potential 2g/km CO2 reduction by ensuring precise oil-engine match

Green Car Congress

Testing of the latest Nexcel active engine oil management system ( earlier post ) across three different engine types has a{demonstrated} the system’s potential to reduce CO 2 emissions by 2 g/km. Nexcel’s active engine oil management system is an easy to change unit containing engine oil, a filter and an electronic control unit.

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Nissan 1.5L, 3-cylinder 400 hp engine to complement electric Le Mans ZEOD RC powerplant

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liter, three-cylinder turbo gasoline engine weighing only 40 kg (88 lbs) as the companion internal combustion engine for its electric ZEOD RC which will debut at Le Mans this year. We’re aiming to maintain our position as industry leaders in focussing on downsizing. Engines Lubricating Oils Motorsport' Click to enlarge.

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Volkswagen Emphasizes Downsizing at 30th Vienna Engine Symposium; Highlights 1.2 TSI and 1.6 TDI

Green Car Congress

Continuing to emphasize a downsizing approach, Volkswagen presented two new engines at the at the 30 th Vienna Engine Symposium (7-8 May): the 1.2-liter liter TSI gasoline engine and the 1.6-liter Downsizing is rigorously being developed in the volume segments with the 1.2 Click to enlarge. liter TDI diesel. Earlier post.).