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现时系列化生产的铁路牵引用柴油机中,在1200～1500转/分的范围内,西德MTU公司956/1163双系列柴油机是功率最高的,20V956和20V1163转速分别为1500转/分和1200转/分,功率达到4100千瓦(6580马力)。956/1163双系列柴油机除20缸的以外,还有12缸和16缸的。其比重量为3.8公斤/千瓦(2.8公斤/马力),比功率为240千瓦/米~3(330马力/米~3)。该机为四冲程废气涡轮增压柴油机,采用外部空气冷却方式。气缸夹角为60°,增压器
At present, in the range of 1,200 to 1,500 rpm, the 956/1163 twin series diesel engine from MTU Company of West Germany is the highest in power. The speeds of 20V956 and 20V1163 are 1500 rpm and 1200 rpm respectively / Min, the power reached 4100 kilowatts (6580 horsepower). The 956/1163 dual-series diesel engine has 12 and 16 cylinders in addition to 20 cylinders. The specific weight is 3.8 kg / kW (2.8 kg / hp) and the specific power is 240 kW / m ~ 3 (330 hp / m ~ 3). This machine is a four-stroke exhaust turbocharged diesel engine, using external air cooling. Cylinder angle of 60 °, supercharger