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SwRI D-EGR gasoline demo vehicle delivers diesel efficiency at lower cost; potential for LEV III/Tier 3 emissions

Green Car Congress

Southwest Research Institute (SwRI) announced preliminary test results of its Dedicated-Exhaust Gas Recirculation (D-EGR) demonstration vehicle ( earlier post ) at the SAE 2014 World Congress in Detroit. liter gasoline direct injection engine. D-EGR brake specific fuel consumption (BSFC) at 2000 rpm 2 bar BMEP dropped 14.3%

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Mercedes-Benz powering ahead with €3B strategic engine initiative; increasing electrification, 48V; diesel and gasoline; cylinder deactivation

Green Car Congress

The new six-cylinder in-line gasoline engine M 256 features a 48 V electrical system. The M 256 is the first member of a new family of premium gasoline engines that have for the first time been systematically designed for electrification from the outset. Mercedes-Benz is investing a total of around €3 billion (US$3.3 Click to enlarge.

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Fiat introducing new 2-cylinder 0.9L Turbo TwinAir in 2014 MiTo mini

Green Car Congress

The gasoline engine delivers 105 hp (72 kW) at 5500 rpm and maximum torque of 145 N·m (107 lb-ft) at 2000 rpm/min, with combined cycle fuel consumption of 4.2 This is the lowest consumption of any of the gasoline or diesel MiTo engines, while power delivery and torque are the second-highest of the MiTo gasoline range.

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SwRI develops D-EGR demonstrator highlighting fuel-efficient, cost-effective engine; 10% and above fuel economy improvements

Green Car Congress

Southwest Research Institute (SwRI) has built a demonstrator vehicle, based on a 2012 Buick Regal GS, incorporating the latest D-EGR (dedicated EGR) technology ( earlier post ), an outgrowth of SwRI’s HEDGE (High Efficiency Dilute Gasoline Engine) consortium projects ( earlier post ). In 2013, SwRI reported a 2.0-liter

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Jaguar adds two new smaller forced induction gasoline engines to 2013 XF and XJ lineup; 8-speed automatic and start-stop

Green Car Congress

For the 2013 XF and XJ lineup, Jaguar is adding two new downsized forced induction gasoline powerplants: 3.0-liter liter V8 gasoline units. Eight-speed ZF automatic transmissions are now fitted to all gasoline and diesel XJ and XF variants as standard for greater efficiency and performance. liter i4 Turbocharged gasoline engine.

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Fiat Launches New 1.8L Gasoline Direct-Injection Turbo in Lancia Delta

Green Car Congress

liter, four-cylinder turbocharged gasoline direct-injection engine—the 1.8 The system defines the angle and overlapping time of the valves with precision in order to generate direct air flow from the intake to the exhaust manifolds and start the turbocharger in very short times. The 200 HP 1.8 Di TurboJet. Click to enlarge.

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U Toronto study measures GDI emissions in urban near-road environment

Green Car Congress

A study of emissions from gasoline direct injection (GDI) vehicles in an urban near-road environment in Toronto over a wide range of weather conditions (February 2014 to January 2015) found that—other than for NO x and CO—the GDI engines had elevated emissions compared to the Toronto fleet. —Zimmerman et al. 5b04444.