一、引言不久前,MAN公司和它的专利生产厂研制了燃油消耗率低的KSZ-B/BL型低速柴油机。自1977年6月完成一号机的制造以来,已接受订货50台,总功率约100万马力,使用情况反映良好。但是,目前对船用柴油机节能的要求越来高,为了适应这种 I. INTRODUCTION Not long ago, MAN and its patented manufacturing plant developed the KSZ-B / BL low-speed diesel engine with low fuel consumption. Since the first aircraft was completed in June 1977, 50 orders have been accepted with a total power of about 1 million horsepower and the usage is well reflected. However, the current requirements for energy saving of marine diesel engines are getting higher, in order to adapt to this