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

Green Car Congress

Wave rotor technology has been explored since 1906, although its first significant application was in 1940 by Brown Boveri Company (BBC, today ABB) which used it as a high pressure stage for a gas turbine locomotive engine. Mazda produced 150,000 Comprex diesel cars. Hîrceagã, M.,

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Motiv Engines introduces 2nd-generation split-cycle concept; MkII Clarke-Brayton heavy-duty engine being designed for LNG

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Motiv Engines, LLC introduced the second-generation of its engine concept dubbed the MkII Clarke-Brayton Engine, which it intends to develop into a heavy-duty on-highway engine fueled by liquid natural gas (LNG). John Clarke presentation at Engine Stretch Efficiency Colloquium, 2010. and O’Malley, E.

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

Green Car Congress

The UK Centre for Low Carbon Futures published a multi-partner research report— Liquid Air in the energy and transport systems: Opportunities for industry and innovation in the UK —and presented the results at a a conference at the Royal Academy of Engineering in London. Compressed Air Engines Concept Engines Engines'

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LiquidPiston introduces latest X-series version of HEHC rotary engine; targeting 58% peak BTE, 2 hp/lb power density

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Isuzu D201 35 hp diesel engine (left) and the LiquidPiston 40 hp X2 Prototype (right). HEHC is an improved thermodynamic cycle optimized for fuel efficiency that combines features of four existing cycles: High air compression ratio (Diesel). HEHC thermodynamic advantages relative to the diesel and the Otto cycles.

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