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1、學(xué)兔兔www.xuetutu.com第5l卷第18期機(jī)械工程學(xué)報(bào)Vb1.51NO.182015年9月JOURNALOFMECHANICALENGINEERINGSep.2015DoI:1O.3901,JME.2015.18.175液壓管路流固耦合振動(dòng)機(jī)理及控制研究現(xiàn)狀與發(fā)展木權(quán)凌霄1,2孔祥東1,2俞濱白歡歡f1.燕山大學(xué)機(jī)械工程學(xué)院秦皇島066004;2.燕山大學(xué)先進(jìn)制造成形技術(shù)及裝備國(guó)家地方聯(lián)合工程研究中心秦皇島066004)摘要:液壓管路系統(tǒng)由于存在多物理場(chǎng)、多尺度及流固耦合非線性等特性,因此其振動(dòng)特性
2、復(fù)雜,且危害很大。又由于工業(yè)生產(chǎn)的需求,液壓系統(tǒng)正逐步向高壓高速和高功重比方向發(fā)展,又使得液壓管路振動(dòng)的產(chǎn)生和傳播機(jī)理變得更為復(fù)雜。因此有必要對(duì)液壓管路的振動(dòng)機(jī)理和控制方法及其研究現(xiàn)狀進(jìn)行總結(jié)和分析。闡述液壓管路振動(dòng)的危害性和復(fù)雜性,并結(jié)合近十年來(lái)國(guó)內(nèi)外專家學(xué)者對(duì)于液壓管路振動(dòng)模型的研究?jī)?nèi)容,在對(duì)考慮多場(chǎng)、多尺度及流固耦合因素影響的液壓管路振動(dòng)機(jī)理進(jìn)行總結(jié)的基礎(chǔ)上,對(duì)液壓管路流固耦合線性化動(dòng)力學(xué)模型和非線性振動(dòng)模型的研究成果進(jìn)行分析,并對(duì)液壓管路被動(dòng)主動(dòng)及半主動(dòng)振動(dòng)控制的研究進(jìn)展及研究成果進(jìn)行評(píng)述,在此基礎(chǔ)上
3、提出今后液壓管路系統(tǒng)流固耦合振動(dòng)機(jī)理及振動(dòng)控制研究的發(fā)展趨勢(shì)。關(guān)鍵詞:液壓管路振動(dòng);流固耦合;振動(dòng)控制;流量脈動(dòng)中圖分類號(hào):TH137ResearchStatusandTrendsonFluid—structureInteractionVibrationMechanismandControlofHydraulicPipelineQUANLingxiao,KONGXiangdong,YUBinBAIHuanhuan(1.CollegeofMechanicalEngineering,YanshanUniversi
4、ty,Qinhuangdao066004;2.EngineeringResearchCenterofAdvancedForging&StampingTechnologyandScienceBuiltbyCentral-GovernmentandLocalGovernment,YanshanUniversity,Qinhuangdao066004)Abstract:Becauseoftheeffectsofmulti.physics,multi.scaleandfluid-structureinteractio
5、n(FSI),thevibrationcharacteristicsofthehydraulicPipelinesystemisnotonlycomplex,butalsoharmfu1.Duetothedemandoftheindustrialproduction,thehydraulicsystemisgraduallytodevelopinthedirectionofhighpressure,highspeedandhighpowerratio,whichmakestheproductionandpro
6、pagationmechanismofhydraulicpipelinevibrationbecomemorecomplex.Soitisnecessarytosummaryandanalyzetheresearchstatusofthevibrationmechanismandcontrolmethodofhydraulicpipeline.Harmfulnessandcomplexityofhydraulicpipelinevibrationareexpounded.Combinedwiththerese
7、archonhydraulicPiDelinevibrationanddynamicmodelwhichthedomesticandabroadexpertsarecommittedtoinlasttenyears,hydraulicPipingvibrationmechanism,inwhicheffectsofmulti-physics,multi-scaleandFSIistakenintoaccount,iSsummarized.Onthisbasis.someresearchsuchashydrau
8、licpipelineofFSIlineardynamicmodelandnonlinearvibrationmodelareanalyzed.too.Researchonvibrationcontrolmethodofhydraulicpipelineisalsoanalyzed,suchasactivevibrationcontrol,passivevibrationcontrolandsemi