变翼面飞行器平面滚珠轴承接触等效建模研究

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中图分类号：TB122 文献标志码：A DOI：10.16385/j.cnki.issn.1004-4523.202312064

Abstract：Planarballbearigsareatypeofsructureuedinmoringingiaftprovideoutof-plaecostraintsforwngsufcesad reducefrictioalesistancetoi-paemotio.Acotactquvalentmodeligmethdforpaarballbearingsbasedoodemntoctin wasproposedinthispaper.Themodelisparameterizedusingtheelasticmodulusof heodelement，contactsurfacedstance，andelemnt lengthcoeficentSubseqently，quivalntmodeligparametesaeidetifedtroghparticlswaotizationalgoritAneaple studywascaidtsingtycal eleopicingruturendtheatcdaicaracteristis（displacemnt，stress，moal）of thecontactmodelandteeuivaletmodelereanaledandompaedTereseachsultsindicatethatthequivalentmodelaately eflectstestatcaicaacestofongingaatdtpososadcaelyaptueasinsalal shapes.Modelingdeviations decrease with teincreaseof wing extensionength.Insummary，theproposedequivalent methodinthispaper allows foraneficientand preciseanalysisofthestatic/dynamiccharacteristicsof thestructure during thedeformationprocess.

Keywords：equivalentmodeling;ballbearigs;morhingwingaircraft;parameteridentification;particleswarmoptimizationalgoritm

变翼面飞行器可以根据飞行条件主动改变机翼外形，提升飞行器在宽速域、大空域飞行条件下的飞行效率，具有广阔应用前景[。（剩余15430字）