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Co-Optima FY20 report highlights advances in engines-fuels research

Green Car Congress

A report released this week highlights the most significant breakthroughs of the last year in the US Department of Energy’s (DOE) Co-Optimization of Fuels & Engines (Co-Optima) initiative, with details on findings that could translate into significant greenhouse gas (GHG) and tailpipe emissions reductions. Source: DOE.

Engine 259
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GM to develop new global family of small-displacement gasoline engines; partnership with SAIC, SGM and PATAC

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Ecotec small gasoline engine. General Motors will develop an all-new global family of small-displacement Ecotec gasoline engines over the next several years that will deliver improved fuel economy, higher quality, better performance and reduced CO 2 emissions. Click to enlarge. Earlier post.).

Gasoline 231
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First natural gas GM half-ton pickups with 5.3L DI engines delivered in Texas

Green Car Congress

Nat G CNG Solutions has delivered the first natural gas half-ton pickup trucks with General Motors’ 5.3-liter liter direct injection engine. The DuraDrive DI system is a completely redesigned system using Tier 1 OEM tested components engineered to accommodate the unique operating characteristics of the direct injection engine.

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SAE High Efficiency IC Engine Symposium opens with consideration of alternative engine designs

Green Car Congress

SAE’s 2012 High Efficiency IC Engine Symposium in Detroit—the second as an immediate precursor to the SAE World Congress—opened on Sunday with a consideration of several alternative engine designs: opposed piston 2-stroke (Achates Power); variable compression ratio (MCE-5); split cycle (Scuderi); and advanced rotary (Liquid Piston).

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Pierburg, Swoboda, BASF and GM develop the first all-plastic fuel vapor pump assembly in series production

Green Car Congress

Pierburg (Rheinmetall Automotive), Swoboda, BASF and General Motors (GM) have developed the first all-plastic fuel vapor pump assembly in series production. The design is a major achievement for emissions reduction as it enables a leak-proof seal for gasoline vapors.

GM 220
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Shanghai General Motors introduces Sail SPRINGO EV at Auto Guangzhou 2012; green technology strategy to 2020

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At the opening of Auto Guangzhou 2012, Shanghai General Motors launched its first localized new energy vehicle, the Sail SPRINGO EV. As a comparison, the new Chevrolet Spark EV uses a 100 kW motor with 542 N·m of torque. The Sail SPRINGO EV. Click to enlarge. Earlier post.). The top speed is 130 km/h (81 mph).

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BorgWarner launches new low-friction engine timing chain; 0.3-0.6% improvement in fuel economy

Green Car Congress

BorgWarner’s next-generation 6.35 mm inverted tooth silent engine timing chains are launching on engines from Mitsubishi, Suzuki, Hyundai, General Motors Korea and one Chinese automaker. The new timing chain is designed to reduce friction, resulting in as much as 0.3