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Achates Power developing light-duty two-stroke opposed-piston diesel engine: the OP4

Green Car Congress

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. liter OM651 Euro 5 engine, said Fabien Redon VP, Technology Development at Achates Power, the OP4 design shows a modeled 13.5%

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SEC issues cease-and-desist order against split-cycle engine developer Scuderi Group for violations of Securities Act

Green Car Congress

The Scuderi Engine is a split-cycle design that divides the four strokes of a conventional combustion cycle over two paired cylinders. Intake air is compressed in the compression cylinder and transferred to the power cylinder for combustion. a more efficient internal combustion engine. —SEC order (Release NÂș 33-9407).

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