材料匹配性对盘式制动器接触应力分布的影响.pdf材料匹配性对盘式制动器接触应力分布的影响.pdf

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2009M3343LUBRICATIONENGINEERINGMAR12009VOL134NO13ZYSGMWN2000L20080917T€E1982,3,V3,Z_ˆ91EMAILXUWEI9298151631COM1‹ŸT‹Sƒ•Y1Q12“L21QVˆQ430070;2ZYZ/ŒA515007K1YVKZEST‹Sƒƒ,‹Ÿˆ‹Sƒ•YBTVŸ„N”•Y‹Sƒ1Y”,‚•Y•”Fƒ/A’†ˆŸVP‹†,IOPSƒ,LN”9‹Sƒƒ;ˆ•”5YV•Yœ8{•Y‹,HV1„”R†‹‚ŸB1OM‹Sƒ;‹Ÿ;Ÿ;N”MS|U4631512DSM’ACI|02540150200930584THEEFFECTOFMATCHINGPAIRSOFMATERIALSONTHECONTACTPRESSUREDISTRIBUTIONOFDISCBRAKEXUWEI1LIUZUOMIN1YUANZHIJUN2CAIEHUA21TRIBOLOGYINSTITUTE,WUHANUNIVERSITYOFTECHNOLOGY,WUHANHUBEI430070,CHINA;2SAICGMWULINGAUTOMOBILECO,LTD,LIUZHOUGUANGXI515007,CHINAABSTRACTTHEEFFECTOFMATCHINGPAIRSOFMATERIALSONTHECONTACTPRESSUREDISTRIBUTIONOFDISCBRAKEWASINVESTIGATEDBYUSINGTHEFINITEELEMENTMETHODTOANALYZETHECONTACTPRESSUREDISTRIBUTIONCONDITIONOFTHEMATCHINGPAIRTHERESULTSSHOWTHATELASTICMODULUSANDTHERMALEXPANSIONCOEFFICIENTARETHEMIPORTANTFACTORSTHATAFFECTTHECONTACTPRESSUREDISTRIBUTIONOFDISCBRAKE,THECONTACTPRESSUREANDITSDISTRIBUTIONCANBEEFFECTIVELYMIPROVEDBYDECREASINGTHEELASTICMODULUSOFTHEMATERIALSWITHOUTCHANGINGOTHERPARAMETERSITISBENEFICIALTOMIPROVETHECONTACTPRESSUREDISTRIBUTIONDURINGBRAKINGPROCESSBYDECREASINGTHERMALEXPANSIONCOEFFICIENTOFMATERIALS,THEHEATFLUXPARAMETEROFTHEMATCHINGMATERIALSAFFECTSTHECONTACTPRESSUREOFDISCBRAKE,ESPECIALLY,THESPECIFICHEATCAPACITYANDHEATCONDUCTIONCOEFFICIENTHAVEGREATEFFECTONCONTACTPRESSURE,THELARGERVALUEOFHEATFLUXPARAMETERSCANEFFECTIVELYMIPROVETHECONTACTPRESSUREDISTRIBUTIONKEYWORDSCONTACTPRESSUREDISTRIBUTION;FRICTIONALMATCHINGPAIRS;ELASTICMODULUS;THERMALEXPANSIONCOEFFICIENT‹Sƒ•YžTŸB‚,T9‹Pˆ„††IOP‹Sƒ1BŒL,‹SƒI‚2,7OSƒ‚Ÿ‚3’„21Y,3ŸC3B‹D,7ŸD‚NBYL,ˆŸ“VQ˜Ÿ4BYN,‹AAƒ•Y‹SƒY,V‹Ÿ˜‹Sƒ94‚GH,VŸ„PP,1ILB1T‹Ÿ‚S‹Fƒ/,‹9TVV5RDE1TR‹”;DŸ”;E‹M”BVT1VA,ˆŸ”ŸV•Y†B‹‹Sƒ1Y”BTV,ˆW3V,™MBƒT™T{ˆ„,SY67QPKLPTXTRX,Y2QD1KLPTXTRX,Y3TLˆWˆY”;PTHWM‹;XTHWM˜;RX,Yˆ†;KˆSQ,O8KQQDQPKDCDQDKPCPQP4K11KQ11KDCDQDKPCPQP5TKQS”;KACAQSY”A1„,/SP„DSYVUˆ„BT2„T3V,ˆH‹ASQAˆY”A˜A•”1,7„ƒ/,‹•YVLYBN“,VT4„T5VA,ˆ‹•”•YS”,V•Yžˆ„SQ,V7•YˆHSƒBYL,V‹WM•Y„†BINMFƒ/,‹‹M1V3RDEE6,EM„‹M,ET‹MC‹‹M1T,OEATT07TA‹N”;T0S;THBT6„T7Q˜M„ˆ‹N”•”‹•Y,9Q˜‹„M•YBA–,ƒ•YI‚‹•”T,7ˆ‹WMTBYN,1V‹„SƒA‹Ÿ‹Sƒ™B2ˆ‹ŸL9„S,|ˆ‹1Ÿ•”„FƒV1,•”V2BV1ˆ•”VTABLE1MATCHINGMATERIALPARAMETERSOFBRAKER‹I|Ÿ/GPA/KGM3”/WM1E11/JKG1E1”/WM2E1N”/E1ˆ1123600112836510210E5ˆ21153600112836510210E5ˆ311536004161465510210E5ˆ411536001121465510210E5ˆ511536001121465510215E511267200481257090110E5213078005272090110E5V2ˆŸ•”TABLE2MATCHINGPARAMETERSOFPAIRI|ˆI|ˆP1ˆ1/1P4ˆ3/2P2ˆ2/1P5ˆ4/2P3ˆ2/2P6ˆ5/239˜Y311有限元模型及边界条件M1ˆK˜FIG1FINITEELEMENTMODELOFBRAKEPAIRM1UK˜,‹††SOLID5|ˆS4248†,ˆ„SY288,†96,S†1224BINT,ˆW,TBK†EEV,|1HHQT/L1V††,IOZT1Sžˆ„;2‹•”ŸLŸ,ˆ‹AŸA1A”AN”ˆY”‚7M;3‹_Ÿ;4Lˆ,K_M,T,XAY;5MN„HHQ,‚IN•B592009M3‹ŸT‹Sƒ•Y312工况条件ˆƒ/T,12600NS3117MPA,}S9R/S,HW312SB49TS411材料匹配性在应力场中的影响M2‚ŸˆINFƒ/‹‹SƒMBVM2AVA,P1Fƒ/,KV‹6118MPA;7M2BP2Fƒ/,KV‹4105MPA,P2TH1L,P1B6“VP1„P2‹SƒƒVMNM3VA,P1‹L1MPA1218,V5MPA1317,œ8Sƒ0V;P2‹Sƒ24MPAW8613,œ8Sƒ0L,,V79P1B8†S,‚INFƒ/,ˆ„WŸM™Y,KV‹ˆ†,VY{DˆTH†YY;7ˆLŸV†KV‹,P‹Sƒ,ZBˆH‹‚•Y•”Fƒ/A’†ˆŸ†‹,‹SƒƒB412材料匹配性在耦合场中的影响41211热流参数对接触应力分布影响M4‚•”ˆ‹SƒFIG4CONTACTPRESSUREDISTRIBUTIONFORDIFFERENTHEATPARAMENTERPAIRSM4‚•”ˆ210SH‹SƒMBM4„M2B,VAINFƒ/‹Sƒ3M,KV‹4;HKV‹UW_Z_M,ƒ1VU{„BNVN,‹•YV,‚VJBM5„M6SY‚•”ˆHWM6034WL„‹WL4TA535BVM5VA,†C59†T,ƒY7SHˆMY,{V,9FY,Œ9FžB,†,{,T,C/†TBVM6VA,7S‹COFƒ,ƒ7S,‹‹,76,NT/‹M˜‹,‹31T,‹MTMTM’B1,VM6VA,P3„P5‹WLVUY,‹†P31P5/†Y,˜‹6P3‹1P5V,VV1ƒ2ˆ1Y„P31836J/KGE,P51465J/KGE,1LˆLMH6Y,V7‹•YVBˆH,‹41V‹HL‹BVM6VA,P4MP5‹/†/†Y,7˜‹6˜‹6YO”V,ƒ1P4•”KPCPQPV,V7PP4H{,‹3V•YB6“,‹6žB,P4WL„P5WLMŒ,P4/†‹/†H/†YBVV1,ƒP4„P5”UY/P4”416W/ME,P5112W/ME,VNV”†‹BTV,‹1A”A•”•Y98{,7‹3•Y;†•”9|3BZ•Y,ˆœœ8{H,‹41VA”Vˆ‹B41212热应力参数对接触应力分布影响M72‚N”ˆ20SH_‚‹SƒMB340160ˆ15ˆGQVLžV9BVMVA,P6‹R1P5/EP5P6,P5KV‹614426MPA,7P6KV‹817943MPA;6“V‹SƒŸAP5‹1Sƒ46MPAW,7P6‹1Sƒ59MPAW,P5_‹Sƒ1™BT,7P6‹SƒMV,0V,ŸBTBVV1,P4N”210105E11P5N”214105E1L,N”‹Sƒ3V•Y,ˆHN”LˆHL‹,‹SƒƒBM7‚N”ˆBHY_‚‹SƒFIG7CONTACTPRESSUREDISTRIBUTIONOFASERIESOFNODEATRADIUSDIRECTIONFORDIFFERENTHEATEXPANSIONCOEFFICIENTPADSATTHESAMETMIE5‚1ˆŸ•Yˆ‹Sƒ,‚•Y•”Fƒ/A’†ˆŸVP‹†,IOPSƒB下转第65页612009M3‹ŸT‹Sƒ•Y
编号:201311161812234990    类型:共享资源    大小:494.13KB    格式:PDF    上传时间:2013-11-16
  
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