基于ANSYS的悬臂梁模态分析-杨笑冬

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Aeademie·PPaersANSYSMdolaAnalysisfoCantneveerdBeamBsaedonANSYS(22995,046001):ANsYS,。,。MATLAB,ANSYS,ANSYS。:ANSYSAaCt:nImedysisbasedonANSYS,wecangetnautequencyandmdoalhsaePsofaeanveerbealn.ByanalysisOfvraonequiatonofeanulevederbeanr,htenautalrfrueneyeanalsobetandmedalshaepseanplotMATLABswtaer.eymatehwelliwhthtep,viousersulst.ItshowshteielrabiliytOfusingANSYSofrmdealanalysis·KeywosI:ANSYSeanuleverdebeamsmodalanal”15naturalfrueneymodalshaeP0,,、、、、。t,、、、t,,。、、。,,,,t。,;,t,,,。。ANSYSt,t。,,,。1ANSYS`ANSYS、、、CAE,、、、、、、、、、。6:Subspace,BlocklIlcozs(),OPwerDynamies,Redueed,Un-ymmeitre,DaJped。ANSYS4:(l);(2);(3);(4)。:(n.065cm、(b)1cm、(L)18.5。m,ZxlkglcmZ,p=().7skm3。1.1.PRE、、。:2X()5,。、。8S}8Aaedemie·PaPersbeam3、、。3,x,y:;,beam3。bealn3:AREA—.65e~《X(bhx);122—2.2885416666667e013m4(bh3llZ);HEIG—0.X)65m(h)。:eZlo,.03。。,,,。,,。,no],,—,。,。。,,,。11,2。,,。,,。,,30。t1,1.2,MianMenuAnalysisTyNewanalysis,Mdoalaanlysis。6:SubsPace,,;Bcloklancoz。lanczo。,,,tSumr,,,cnoz。,,weramic,,,stUmr(),;eR-duced;Unsynueitrc,Sutmr,;Damd。lBcokcozs。NumberofmdoesotextarctNumberofmesotexpand3。ALLDOF(),0。。eSleetolSveCuerrnt。1.3OPsTI,,。ANSYS。SOLUITONSOL[J’n0N。eSlcetexPanisonpa88”.cthExpASSot“ON”。10adsetp0stP~panion8NMODE3。SeleetoSlveCunt。1.4(l)MianMenueGneoPst-pI’coeRadeRsul。(2)MianMenueGneOPstPplotResulstDe.fomrdehsapeeD+fundefomrde..`........2.3..4.,2}59.IAcademic.rs.24:,plotct。ANSYS4.9130,30.787111286.2X()ZHz。2.,`〕I`H·,(6),(l),IEt;S;e(。t,e(t,(TY,Y、。”`ta’’,Y)Y,51~+y`~+Yhn+Y。eosh(2),Y:,h,Y3,Y。。,::sP—,km;,km`--,m,o3(.0csm、cIm、18.5cm,2xlk.78km,)。(6),=4.912IZH30·799IZH,86·2104Hz。(5),MAITBot57。Y}`=0}`=0v.~~,-l_.UY.J~~~~rI_,、J(3)(3)(2),YZ+YY+Y3=0naLY:c+Y,ianhaL+.YcoshaLY,eoL+51+Y,eoslL+y.sin01《`..…,,__、I00.020..0.0080.10,120.150`16.0180.2(4)5.,a1.8751;“.6941=7.8548(n.5),(n〕4);ù-.lYZsinL+a。“LeoL+OY:;Y3==Y:;isnaL+8ihnaLco+CosY。y)YlsinQ+y`“+Yi+yh。(5),YIl,Y.,,,Y’,MAnB。.l.2`.,(65)60{;%`..```...`.Aeademie·PaPersMOVA,@R0RMOVX@DP】,R,A;2P.7,WRDIA。3.4BCD()M1C4547BCD7,D。.1,PI.4,Pl.5,IP.6139D,lP,:,LED,3P.10;,3P.11,LEDg,。。8。4,,,,,。lP3P.lll1【l].89C51.,2,21(4):3133.8BCD〔2」【M』j:,2001.【3].ATME9【Ml.:,2.4[〕AgC51.t,22(】2):52ee54.〔5]t.〕.:.2X(.(60)1.ANSYS.ANSYS4.912130.799186.21044.91330.78718.6202(%)0.01830.03900.7_~00.020.《0.0.080。1.0120150.160。1802,。,,。,.4ANsYS15,。,。ANSYS,ANSYS;,【IJ.NASYS.1MtI.:2`【2]`ANsYS.80【M】.:,2X(.3[」.ANsYS..25):“~.〔4〕,.ANsYS.70IM〕.:,2.5[],.NAsYS.,2002(6):2426.〔6〕,,.MI】.:,2X()1.}6S

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