The supercharging has been the effective means to enhance the power performance, reduce fuel consumption and improve the exhaust emission behaviour of the automotive diesel engine.

• 增压技术已经成为提高柴油机动力性、经济性和排放性的有效手段，但采用增压技术的柴油机普遍存在低速转矩不足、加速性差、加速冒烟等缺点。