Efficiencies include all mechanicallosses including mechanical seals.
效率包括所有机械密封中的机械损失。
2
Under the condition of lacking testing equipments, mechanicallosses in each part of diesel engines can be estimated by calculation equations.
在缺少实验设备的情况下,利用计算公式可以估算柴油机各部分的机械损失。
3
Several test methods of measuring mechanicallosses in diesel engines are presented in this paper. Experimental data obtained by "motoring" the engine and empirical equations are provided.