第44卷（2022）第6期Vol.44（2022）No.6柴油机DieselEngineDOI：10.12374/j.issn.1001-4357.2022.06.003柴油机滑油系统压力波动仿真计算方法研究及应用曹应佳，杜国栋，李丽婷，赵冠华，杨卿峰（上海船用柴油机研究所，上海201108）摘要：根据滑油系统压力波动的产生机理和特点，基于Flowmaster仿真平台，开展滑油系统压力波动仿真计算方法研究。通过对压力波动影响因素识别、系统合理简化以及主要元器件建模方法研究，总结形成柴油机滑油系统压力波动仿真计算方法。以某柴油机滑油系统为对象，对该方法进行实际应用验证。验证结果表明，针对滑油泵、调压阀、复杂流腔等元件的压力波动建模方法合理可行，压力波动周期与实测值吻合性较好，压力波动率偏差小于5%，仿真精度较高。关键词：柴油机；滑油系统；滑油压力中图分类号：TK421+.9文献标志码：A文章编号：1001-4357（2022）06-0011-04StudyandApplicationofSimulationCalculationMethodforPressureFluctuationofDieselEngineLubricatingOilSystemCAOYingjia，DUGuodong，LILiting，ZHAOGuanhua，YANGQingfeng（ShanghaiMarineDieselEngineResearchInstitute，Shanghai201108，China）Abstract：Accordingtothemechanismandcharacteristicsofpressurefluctuationinthelubricatingoilsystem，basedontheFlowmastersimulationplatform，thesimulationcalculationmethodofpressurefluctuationinthelubricatingoilsystemwasstudied.Throughtheidentificationoftheinfluencingfactorsofpressurefluctuation，thereasonablesimplificationofthesystemandthemodelingmethodofthemaincomponents，thesimulationcalculationmethodofthepressurefluctuationofthedieselenginelubricatingoilsystemwassummarized.Takingadieselenginelubricatingoilsystemasanexample，thepracticalapplicationofthemethodwasverified.Theverificationresultsshowthatthepressurefluctuationmodelingmethodforoilpump，pressureregulatingvalve，complexflowchamberisreasonableandfeasible；Thepressurefluctuationperiodisingoodagreementwiththemeasuredvalue，thedeviationofpressurefluctuationrateislessthan5%，andthesimulationaccuracyishigh.Keywords：dieselengine；lubricatingoilsystem；oilpressure0引言滑油系统是柴油机的主要保障系统之一，主要负责柴油机摩擦副的润滑和冷却。在柴油机实际运行中，由于曲...
