Concept: Honda RD Developing Variable Compression Ratio Engine with Dual Piston Mechanism
Green Car Congress
APRIL 22, 2009
Engineers from Honda R&D Co., presented a pair of papers at the SAE 2009 World Congress describing the development of a variable compression ratio (VCR) engine enabled by a dual piston mechanism. For the study, Honda installed a small pump separate from that of engine lubricating oil pump. Kadota et al.
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