液压气动与密封/2024年第2期doi:10.3969/j.issn.1008-0813.2024.02.011飞机液压系统管路变工况动态响应特性分析王炳坤（西安航空职业技术学院航空维修工程学院,陕西西安710089）摘要：飞机液压管路处于大功率、变工况状态下极易出现管路内部振动的现象，从而影响飞机液压系统动态响应的稳定性，为了抑制变工况下飞机液压管路振动带来的影响，在飞机液压管路系统结构和动力学分析的基础上，建立了变工况下飞机液压管路的等效数学模型，对液压管路系统动态响应进行影响分析，采用支撑优化策略对振动特性影响进行优化，继而提升飞机液压管路系统的动态响应能力，在建立的动态响应试验环境中对动态响应优化进行验证，实验结果分析验证了液压管路动态响应特性和支撑优化策略的可行性和稳定性。关键词：液压管路；振动；工况；分析中图分类号：TH137;V267AnalysisonDynamicResponseCharacteristicsofAircraftHydraulicSystemPipelineUnderDifferentWorkingConditions(Xi'anAeronauticalPolytechnicInstitute,SchoolofAviationMaintenanceEngineering,Xi'an710089,China)Abstract:Theinternalvibrationofaircrafthydraulicpipelineisveryeasytooccurunderhighpowerandvariableworkingconditions,whichaffectsthestabilityofdynamicresponseofaircrafthydraulicsystem.Inordertosuppresstheimpactofaircrafthydraulicpipelinevibrationundervariableworkingconditions,anequivalentmathematicalmodelofaircrafthydraulicpipelineundervariableworkingconditionsisestablishedonthebasisofstructuralanddynamicanalysisofaircrafthydraulicpipelinesystem,Theinfluenceanalysisofthedynamicresponseofthehydraulicpipelinesystemiscarriedout,andthesupportoptimizationstrategyisusedtooptimizetheinfluenceofthevibrationcharacteristics,andthenthedynamicresponsecapabilityoftheaircrafthydraulicpipelinesystemisimproved.Thedynamicresponseoptimizationisverifiedintheestablisheddynamicresponsetestenvironment.Theanalysisoftheexperimentalresultsverifiesthefeasibilityandstabilityofthedynamicresponsecharacteristicsofthehydraulicpipelineandthesupportoptimizationstrategy.Keywords:hydraulicpipeline;vibration;workingcondition;analysis0引言随着航空工业技术的发展和产业化，飞机的液压系统越来越智能化、标准化以及复杂化"]。飞机...
