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New GM EcoTec3 engine family for 2014 Silverado and Sierra pickups; direct injection, cylinder deactivation and CVVT

Green Car Congress

The newly unveiled 2014 Chevrolet Silverado 1500 and GMC Sierra 1500 pickup trucks will deliver more power, more torque and improved fuel efficiency, partly due to a trio of all-new EcoTec3 engines designed specifically for the needs of full-size truck customers. The new engine family includes a 4.3L V6, a 5.3L V-8 and a 6.2L

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New 450hp Small Block V8 for 2014 Corvette features direct injection, cylinder deactivation, continuously variable valve timing

Green Car Congress

The new Corvette LT1 engine, the first of the Gen 5 family of Small Block engines, combines several advanced technologies, including direct injection, Active Fuel Management and continuously variable valve timing to support a new advanced combustion system with an 11.5:1 —Tadge Juechter, Corvette chief engineer.

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Use of Reformed Exhaust Gas Recirculation Gas as a Dual Fuel Can Significantly Reduce Both NOx and Smoke in a Diesel Engine at Low Loads

Green Car Congress

Proposed engine-reformer-diesel oxidation catalyst (DOC) system. In the exhaust gas fuel-reforming method, part of the engine exhaust gas reacts with small amounts of engine fuel in a mini-reactor fitted in the exhaust gas recirculation (EGR) loop to produce gaseous fuel named reformed EGR (REGR), which contains H 2 , CO, CH 4 , and CO 2.

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Acetylene as dual fuel with diesel

Green Car Congress

Researchers from the College of Engineering at Anna University (India) are proposing the use of acetylene as a dual fuel with diesel in compression ignition engines. In order to decrease the NO x emissions from acetylene–diesel engine, cooled EGR was employed. Jordan Journal of Mechanical and Industrial Engineering.

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My journey to and on the Mauritanian Iron Ore Train

Plug Me In

It took me 17 days to reach the United Arab Emirates, and my route went through fascinating places like the Kurdish region of Iraq, Jordan, and Saudi Arabia. Around 2 pm, I was picked up by the train engineer, whom I had met by chance. I didn’t need to ask when it would come; I could hear the engines from afar. Absolutely.