The Engine Fundamentals teaches the basic theory and control method of the working process of internal combustion engine. It mainly focuses on the modern electronic control internal combustion engine technology, and focuses on the basic principle, characteristic analysis method of the internal combustion engine thermal power conversion and the technical measures of improving performance and improving the emission. Describes the working cycle and performance of internal combustion engine, internal combustion engine ventilation process and supercharging technology, fuel and combustion of internal combustion engine, gasoline engine combustion process and emission control, diesel mixture formation and combustion, diesel fuel injection and atomization, internal combustion engine characteristics and matching.