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ECONAMIQ: Flexible over-expansion with cylinder deactivation can reduce ICE fuel consumption by up to 20%

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An adaption of cylinder de-activation technique called ECONAMIQ over-expansion can be applied to engines to improve fuel efficiency. Using the pressure from the exhaust gas from the active cylinders, the ‘idle’ cylinders could be expanded to extract more work out of the engine during partial load operation.

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Michigan State University Receives $2.5M ARPA-E Award to Build Wave Disc Engine/Generator for Series Hybrid Applications

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million from the Department of Energy’s ARPA-E program ( earlier post ) to complete its prototype development of a new gasoline-fueled wave disc engine and electricity generator that promises to be five times more efficient than traditional auto engines in electricity production, 20% lighter, and 30% cheaper to manufacture.

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DOE to award $55.8M for advanced vehicle technologies; $35M for fuel cell and hydrogen

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US Energy Secretary Ernest Moniz announced a new Vehicle Technologie program-wide funding opportunity ( DE-FOA-0001201 ) for $55.8 DOE also announced up to $35 million to advance fuel cell and hydrogen technologies, including enabling the early adoption of fuel cell applications, such as light duty fuel cell electric vehicles.

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Liquid Air Energy Network forms in UK; focus on transportation and energy storage

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A new new forum for the advocacy and development of liquid air as an alternative technology to harness waste and surplus energy within power and transport—the Liquid Air Energy Network (LAEN)—has formed in the UK. The main potential applications are in electricity storage, transport and the recovery of waste heat.

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Dalian team proposes jet controlled compression ignition to control PCCI phasing in a hybrid pneumatic engine

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A paper on the use of JCCI is published in the ACS journal Energy & Fuels. It compresses the pressurized gas produced by exhaust gas turbocharger, comprising fresh air and exhaust gas introduced from the EGR valve. 1999) “New cycles for automobile engines,” SAE Technical Paper 1999-01-0623 doi: 10.4271/1999-01-0623.

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Novel opposed-piston free-piston linear generator for hybrids seeks to overcome drawbacks of earlier designs

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A researcher at the Nanjing University of Science & Technology is proposing a novel opposed-piston free-piston linear generator for use in series hybrid electric vehicles. Secondly, the central combustion chamber is benefit for highly efficient scavenging via intake and exhaust ports without using valves. Click to enlarge.

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