“苏尔寿”兄弟有限公司最近生产一种新系列的低速柴油机,它的燃油消耗量比现在使用的长行程十字头柴油机低10%以下。它选用单排气阀直流扫气方式,使“苏尔寿”公司新的RTA 系列超长行程柴油机获得了世界柴油机的最低燃油消耗比——123克/马力·小时;热效率首次超过50%,满载负荷时,其直接传动轴的转速低达70转/分。 Sulzer Brothers Ltd recently produced a new line of low-speed diesel engines that consume less than 10% less fuel than the long-travel cross-head diesel engines now in use. It uses a single exhaust valve DC scavenging, the Sulzer company’s new RTA series of long-stroke diesel engine to get the world’s lowest fuel consumption ratio of diesel engine - 123 g / h h; thermal efficiency for the first time more than 50% Full load, the direct drive shaft speed as low as 70 rev / min.