基于電容法的油膜厚度測量技術(shù)研究.pdf

1、大連海事大學碩士學位論文基于電容法的油膜厚度測量技術(shù)研究姓名：程林申請學位級別：碩士專業(yè)：輪機工程指導(dǎo)教師：程東；朱新河201206英文摘要ABSTRACTT曲ologyis觚印pliedsciencestudyingtlle銜ction，lu嘶cation肌dwearoftIlereIativemotionIntheresearchofthee12Lstohydrodynamiclubricationstateofcontact銜ct

2、ionpair’oneoftllesignific鋤1tcriterionsoflubricatingStateischaracterizedbyt11etllicl(11ess0flubri咖ingoilfilmwtlichalsodeteminates此lubricating蚴ebe帆reenmesurfacesofdi臟remmechamcalcomponentsIIltlletllesis，mecapacitaIlcemetll

3、odisemployedtome弱uretllecapacitanceofoilfilmsbeMe肌me銜ctionpairS，andtllerelationshipsofthecapaci伽CesVer∞t11ereVolVingspeed，load，rouglmessoftllediskandViscosit)，oft11eoilareshownuSingtllechar2ucteristicCUrVeS111eoriginalma

4、chirlesystemofteStingcontact銜ctionisimpr0VedinfollowiIlg髂pectst0optimizet11ecapacit)rofresistingdistllrbanceFirstlyPTFEm納嘶a】isiIl仃0ducedt0msulatebomtlIeupper鋤dlowers孤Ilplesfrom廿leoutsideenviro姍entt110roughlySeCondly’aspe

5、cializedpermalJoyis吣edt0shieldt11einfluenceofextemalelec仃0ma驢eticfield鋤dwaVesontlleiIl!汀岫entofmeresis啪cec印aci伽lcech撇cteriSticp觚哪eterSAtlaSttl他Kgh—Voltagecomponents鋤dtlleshellofmaChineareelectllDllicallyconnectedtotllee枷l

6、，、Vhichc齟eliminatetIledistl曲鋤ceoftlleext明lalnoi∞鋤dme姒icelectric時舶mh啪anbodyaIldt11emetalshellWitllrelatiVelylowloadandlowrcVolVingspeed，meexperimemsintlleconditionoffixedloadvibrationalreVolVingspeedandfixedrevolvillgspee

7、dVibrationalloadareca而edout111em血concl心ons盯edisplayed弱follows：Specifically’誦tllcenainload，thec印aucit鋤Ceoftlleoilfihndecre硒eswhileincreausingthereVolVingspeedInthedi行：rentrangesoftllereVolVingspeeds，theoilfiImh硒di儂rentpea

8、l(Valuesof也ecapaci咖ceandexhibitSdi艉rentlubricatingstatebecau∞oftlleVariationofme艙VolVingspeed；inacertainr鋤ge0ft11e他volvingspeed，thec印aci鋤cesli曲tlyincre嬲esWhileincre商ngt11eload；aflertheloadincre弱esaboVeacertajnValue，tIlec