摘要 |
<p>A device for measuring the effective volumetric ratio of at least one cylinder in a variable compression-ratio engine, includes at least one target passage sensor (91) attached on the cylinder casing (100) and detecting the passage of at least one target (92) connected to the piston (2) of the engine, the target passage sensor interacting with at least one angular position sensor of the crankshaft (93) of the engine, and one calculator (94).</p> |