| 摘要:基于滑油压力波动瞬态仿真计算模型，通过Flowmaster仿真计算平台完成某柴油机推进特性工况不同负荷下的滑油压力波动仿真计算，并进行分析。计算结果表明，滑油进机压力波动在主轴承旋转720°内呈现8个周期，压力波动幅值随发动机转速增加而增加。 |
| 关键词: 柴油机 滑油系统 滑油压力 压力波动特性 |
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| Pressure Fluctuation Characteristics of Diesel Engine Lubrication System |
| YANG Qingfeng,CAO Yingjia,LI Liting |
| Shanghai Marine Diesel Engine Research Institute， Shanghai 201108， China |
| Abstract:Based on the transient simulation calculation model of lubricating oil pressure fluctuations，the simulation calculation of lubricating oil pressure fluctuations under different loads of a certain diesel engine''s propulsion characteristics was completed and analyzed using the Flowmaster simulation calculation platform.The calculation results show that：The pressure fluctuation of the lubricating oil entering the engine exhibits 8 cycles within 720° rotation of the main bearing；The amplitude of pressure fluctuation increases with the increase of engine speed. |
| Key words: diesel engine lubrication system lubricating oil pressure pressure fluctuation characteristic |
