A compression ratio control device includes a compression ratio controller configured to control a compression ratio of a combustion chamber so that the maximum combustion pressure approaches a combustion pressure upper limit value (cylinder-internal-pressure upper limit value) based on a detection signal of a detector at least when an engine load is equal to or less than a predetermined load (engine full load).
Compression ratio control device and engine
2021-07-06
Patent
Electronic Resource
English
Variable compression ratio engine
Automotive engineering | 2002
|Variable Compression Ratio Engine
SAE Technical Papers | 2002
|