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

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Design of opposed-cylinder free-piston linear generator from earlier works with single, centered linear generator. Most of this work focused on a similar design: a single linear generator placed between two opposed cylinders, as in the diagram at right from Shanghai Jiaotong. Click to enlarge.

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Achates Power continues development of opposed-piston technology for US Army vehicles

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The family of engines strategy uses a common power cylinder system across several different engine variants to address a range of power and torque requirements in order to serve multiple military vehicles with a common architecture. The variable flow lube pump helps maintain engine efficiency.

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FEV to show compressed natural gas light-duty concept engine with ATAC combustion system at 2011 SAE World Congress

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FEV) a leading developer of advanced powertrain and vehicle technologies, will exhibit a lean burn engine concept at the SAE 2011 World Congress that has been modified to run on Compressed Natural Gas (CNG). FEV Inc., (FEV) Resources. Umierski, Th. Körfer, P.

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Ballard and MAHLE working on new fuel cell system concept for long-haul trucks

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Ballard Power Systems and MAHLE Group, a Tier 1 automotive supplier, are progressing the development of a new fuel cell system concept for long-haul trucks, with MAHLE taking delivery of a 120kW module at the company’s hydrogen test center in Stuttgart, Germany.

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Bladon Jets, SR Drives and Jaguar Land Rover Win Funding for Gas Turbine Electric Vehicle Project

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The objective of the consortium, which includes luxury car maker Jaguar Land Rover and leading electrical machine company SR Drives ( earlier post ), is to produce the first commercially viable gas turbine generator designed specifically for automotive applications. Jaguar Land Rover is now part of Tata Motors. One moving part.

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Start-up Eco-Motive developing dual-fuel “H” engine; parallel, independently fueled piston banks

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The H-engine—basically two separate engines housed within the same engine block—comprises two switchable parallel piston banks, independently fueled by gasoline and CNG. Startup Eco-Motive has developed what it calls the first dual-fuel “H” engine; it recently received a patent (# 8807098 ) on the design.

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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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Swissauto Wenko AG of Switzerland produces a modern version of the Comprex—the Hyprex—designed for small gasoline engines. Combustion starts in the central part of the channel, where the fuel/air mixture is rich and flame propagates to inner and outer end of the cell. Earlier wave rotor implementation were mainly axial flow.

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