Concept: Honda RD Developing Variable Compression Ratio Engine with Dual Piston Mechanism
Green Car Congress
APRIL 22, 2009
Honda R&D began developing the VCR mechanism due to what Masahsi Kato, who presented a paper on the control system of the dual piston mechanism, described as drawbacks to current approaches to improving fuel-efficiency in gasoline engines of downsizing and new combustion technology. Mpa (8 bar) and the oil flow rate is 3L/min.
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