Companies Concept Engine Diesel Exhaust 
Green Car Congress
MAY 7, 2009
Rendering of the Ilmor 5-stroke concept engine. Ilmor Engineering will present a new cutaway version of the Ilmor 5-stroke concept engine at the upcoming Engine EXPO 2009, 16-18 June, in Stuttgart, Germany. The 5-stroke concept engine is a self-funded proof of concept. Click to enlarge.
Green Car Congress
APRIL 17, 2013
The OP4 light-duty opposed-piston diesel. Achates Power, which is developing a family of two-stroke, compression-ignition (CI) opposed-piston (OP) engines, has designed and is developing a light-duty diesel concept engine, the OP4. Diesel Engines Fuel Efficiency' Click to enlarge. Click to enlarge.
Green Car Congress
JUNE 8, 2009
The LowCVP Technology Challenge is supported by the Institution of Mechanical Engineers (IMechE) and with an associated media partner, Cleantech Investor. Market access and investment funding are key barriers for automotive technology companies. Rotor 1, Rotor 2 and the connecting cam form the total internal mechanism of the engine.
Green Car Congress
OCTOBER 31, 2009
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.
Green Car Congress
MAY 8, 2014
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). It expands all the way to ambient pressure before the exhaust stroke. Background.
Green Car Congress
MAY 9, 2013
liquid air) Dearman piston engine. Source: Dearman Engine Company. The work was conducted by a collaboration including industrial partners Arup, Dearman Engine Company, E4 Tech, Highview, Messer Group and Ricardo, as well as academics from the Universities of Leeds, Birmingham, Strathclyde, Brighton and Imperial College London.
Green Car Congress
OCTOBER 18, 2012
Isuzu D201 35 hp diesel engine (left) and the LiquidPiston 40 hp X2 Prototype (right). Other features of the X2 include: Quiet operation: engine lacks poppet valves and over-expansion minimizes exhaust noise. HEHC thermodynamic advantages relative to the diesel and the Otto cycles. Click to enlarge.
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