This paper mainly introduces what compression ratio is, the influence of compression ratio on internal combustion engine, and why KPV420 12 cylinder diesel engine has high compression ratio.

This paper mainly introduces the working principle of KPV420 12 cylinder diesel engine as a generator.

This paper mainly introduces the relationship between horsepower, torque and power, as well as the differences in combustion, in speed and torque between gasoline engine and diesel engine.

This paper mainly introduces the working principle and oil supply system of KPV510 powerful 12 cylinder diesel engine.