有限元諧響應(yīng)分析報(bào)告

1、諧響應(yīng)分析實(shí)例如下圖所示，彈簧質(zhì)量系統(tǒng)受力示意 1圖，載荷F(t)隨時(shí)間變化如 圖2所示，起頻率變化范圍為0到9Hz。彈簧的剛度系數(shù) k仁k2二k3=300N/m 質(zhì)量塊 M仁M2=1kg F0=300N求系統(tǒng)的位移頻率 響應(yīng)。圖1圖2操作過(guò)程1. 定義工作文件名和工作標(biāo)題(1) 定義工作文件名。GUI : Utility Menu FileCha nge Job name彈出下圖對(duì)話框，在此出現(xiàn)的對(duì)話框輸入“xie111”，并將“Newlongand error file ”復(fù)選框選為“ yes”，單擊【ok】按鈕。lainrfM 耳瓷&1誌盟託 um出田EHg-smcftiFUWJ| Ey

2、rf hejccrMie-Nff- X #id erao*-5pk-HLCl IM IAN SYSR15.0HW 21 201612 31：4.B兩JSJffJffJBJffJ回 Q-lAJH*l*J*Jtl血1血到 型圖1定義工作文件名(2) 定義工作標(biāo)題。GUI: Utility Menu FileChange Title 命令。在出現(xiàn)的對(duì)話框中輸入“ xie666 ”，單擊【ok】按鈕，如下圖A Yr +-Llr|11Picwiwwmn reixiE Pra farMncH-K F i rs I II- l m .!E SaJ.Hri SdMiEv*nrj al Pt-pflK E I

3、Lh-HIkI 戶口 tpru R KOI TOi rrt fiFnh Death |nF-aili-a llOn Op E e4!HaiIIH K4iiir SFibJwb(/n w rf| * | t ”i 工 “BTDrOLSANSYS sBCfv 47 di沁 1Lfc| 貍乩1!11 JJUj P_MikPH|圖2定義工作標(biāo)題2. 定義單元格GU： Main MenuPreprocessorElements TypeAdd/Edit/Delete在彈出的對(duì)話框，單擊add按鈕，彈出對(duì)話框，選擇左邊滾動(dòng)窗口中的“ Combi natio n ”從而選擇右邊滾動(dòng)窗口中的 “ Sprin

4、g-damper 14” “Element type referenee number” 采用默認(rèn) 1.如圖所示單擊 apply 按鈕。在左邊滾動(dòng)欄中繼續(xù)選擇“ Structural ”及其下的“ MasS, 在右邊選擇“ 3D mass 21”如圖所示。Jit E : ?4dMV*1&卻 IMI C-orlwiZXiBifcAMi.r firm* hfaHtqMOM祁j河芳I 孑ar*N.-ttCcrvcd dtaari 37 *L HawirgiyLrgmLl-u- r R A- 1 e fm m 田I3HfeLt |AraTwm nlL2t “L也IL41 Paorl-rll 畫(huà)屯Inl

5、ine Fiwefi |KfO StdLl鼻】p創(chuàng)刮旦劃刮lJ X!圖3單元定義對(duì)話框= z Er=:BfUicIUai Faostpro- 刊 Trml0 Prg翌liillmli vtign Qpf Sens 5 on EJilor FLnlh4圖4單元設(shè)置對(duì)話框IL 1 e eJe.g曲刀sonEbmirt 即p rahrarca Tunbard創(chuàng)5型J國(guó)到劃釧列型型創(chuàng)聞自7PFI_3J到血型型到刮3. 定義實(shí)常數(shù)GUI : Main MenBPreprocessorReal ConstantAdd/Edit/Delete 。彈出Real Constant對(duì)話框，單擊Add按鈕，彈出El

6、ement Type forReal Constant對(duì)話框，選擇“ Type 1 COMBIN14單擊ok,彈出對(duì)話框，設(shè)置單元實(shí)常數(shù)為1,按ok按鈕關(guān)閉對(duì)話框。單擊 RealConstants 對(duì)話框的 Add按鈕，彈出 Element Type forReal Constant對(duì)話框，選擇列表中的“ Type 2 MASS21單擊ok按鈕，彈出如圖對(duì)話框，設(shè)置單元實(shí)常數(shù)為2。單擊ok按鈕，然后關(guān)閉對(duì)話框。AASE 宙奄1231:4HJkHlI?iB BOB Tn|1 -PtoIp Dnkm b RadiaTi wi O|pt B Sab*iiuib- EJi 4u Q Finishi _

7、d ijJuanprhjKrt圖5定義單元實(shí)常數(shù)1對(duì)話框ANSYSim.qTTl11)13iiPLrCcflfi MorkPlant PAeiitiert (jksto VcuXrlfi ft】p714 Q or FinishA Hmj QjmImiIb圖6定義單元實(shí)常數(shù)2對(duì)話框4. 創(chuàng)建有限元模型(1) 創(chuàng)建節(jié)點(diǎn)GUI:Main MenuPreprocessorModelingCreateNodesActive CS彈出對(duì)話框，在 NODNode number中輸入1. active CS中依次輸入0，0，0;單擊ok按鈕 生成節(jié)點(diǎn)4( 1, 0，0)。| Select U紋 Flat Pl

8、MCtrl日 InrfcfJjEe fHcrteiT |scrv ffniTrls Help蘭晝空.產(chǎn)l_f 192 X在 X，Y，Z Location in。按照上述方法，依次hl aJiH. FISilLtt tf.H| 吆些:rqt-HKViKai QmiE fi1sVritrfliNl Pl-vlbif ShEtims tnl a Cr*-6TeD fttfriKFanl m e Linn 山 td-EACIE創(chuàng)I w事D ludiJ3 (!n?r*ir 1 4f1#9 llftCM# 鼻 .1 CwrvKlnqrK Ctr 用 fl KejpoIeiR rm、匕fun b4v ft

9、Lc 口喬dn余Tiilir 田 KI mtitv !l|i-i T I - i . IED Cii rcuii tEl f!p ! r n k 1ETiiaib-dui-EE&HObrnlR3lu J lodiifr 同gr 曰 Reflect(7h*h 能電 Oelcte 91741 i c fw lw = CIJ.Bliil 3 mw film E Ub4atc &eovChMcliziif Ctrl ANSYSHCDE9葛丄eiiKJY 27 2014UilTlfS(2) 插入新節(jié)點(diǎn)GUI:Main MenuPreprocessorModelingCreateNodesFillbetw

10、een Nds,彈出對(duì)話框，在輸入欄輸入“ 1, 4”單擊ok按鈕彈出 一個(gè)對(duì)話框，如圖設(shè)置，單擊 ok按鈕。LIe 辛 ImIELh FiofcClrLjione pDtmcE 口工 Jeklx 口 lco-1xl 申】pId寶目晝創(chuàng)刨* j阿 j* 耐ijp| airiA f+k 鈿4 IriMA 1 電* fllljXI Cifirii 陽(yáng)襯料(rtwn J 片訶rw N0CE1.NODE2 hlbMW mdiayah IhfuiI F Fmwi Prflproce 事MrS HcL Cue. QifcflE WHl PFnn Srctli kifQ.皿狎耳 El r c le3 Eet

11、hhil n i 田 Le IreHfl-B Ylivn Bludci.4加 SnfLilK H 0 I n &ctiTE CS Jlli 疹yturt Clff F Zhl 空:y bUj *ih B RuT4lQ HMt CtOVrS ir hxfr!- Ft Lt 齡曲| mJe r ik El I lnwstv9 C i ril ni 1 Fh j atlrmihl fl聲軌亦fli-h CbG I m TE-mS* JuCWh Sii Egg僧 wCwiiif 日mi工. 匚” nlu i lrr_BU*11F IMO JI-rcUlkig|h*! NW 囲X卵 屯峠f !圖8在節(jié)點(diǎn)

12、1與4插入節(jié)點(diǎn)對(duì)話框(3)創(chuàng)建單元ImL 丄Jde-殳 Eartff匕出va -r 電 t 0 一 甲-工GUI:Main MenuPreprocessorModelingCreateElements Auto NumberedThru Node彈出拾取對(duì)話框，在屏幕上拾取1, 2兩個(gè)節(jié)點(diǎn)，單擊Apply，同 理拾取2，3節(jié)點(diǎn)，3，4節(jié)點(diǎn)，單擊ok按鈕。Mie SjeI-k+ Li=n 上1M PLwCtrls fcrkPlTie Pdupem5 Ibctd HruuftrLs tia-le0 “ u J* SlU 11InLbofSM nigRT fl ttirl IWMltsJr B Pr

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14、3l3Tl4-EIAJLftJl.ftJIAJQl*lIAJIAIl.aJQIAlpl-lJl_JIAlLttJIAJ圖9直線生成(4)設(shè)置單元格屬性GUI : Main MenuPreprocessorModelingCreateElementsElem Attribute彈出對(duì)話框，在對(duì)話框中選擇“ 2 MASS21,在“ Real constant setnumber”選擇2,其他默認(rèn)，單擊ok按鈕圖10單元屬性對(duì)話框設(shè)置(5)創(chuàng)建質(zhì)量單元GUI:Main MenuPreprocessorModelingCreateElementsAuto numberecThru Nodes。彈出對(duì)話

15、框，分別拾取點(diǎn)2,單擊Apply，拾取3點(diǎn)，單擊ok按鈕， 單擊工具欄的SAVE-D戔鈕。5. 加載求解(1) . GUI: Main MenuSolutionAnalysis TypeNewAnalysis 在彈出對(duì)話框中選取“ Harmonic”，單擊ok按鈕。(2) .GUI: Main MeniSolutionAnalysis TypeAnalysis Options彈出對(duì)話框，按下圖進(jìn)行設(shè)置。接著彈出對(duì)話框，單擊OK按鈕接受默認(rèn)選項(xiàng)。U目圖11諧響應(yīng)分析對(duì)話框設(shè)置圖12完全諧響應(yīng)分析對(duì)話框設(shè)置(3) .設(shè)置輸出選項(xiàng)GUI:Main MenuSolutionLoad Step Opts

16、Ouput Ctrls SoluPrin tout彈出對(duì)話框，選中“ Last substep ”單擊ok按鈕。如下圖ANSYSw (；MCT 27aFfiPlMIMMihh s屜冊(cè) 武tr i-5-to few aiedJEl 1-4C1HFi： ;fiichtatw atlcn i CtrlFHgQ =*4列*1寸HOft (OS) adhknc! St 巴Rt Floitrls HartFlane Paz-atretrrs Rncnj IcjmCtrls ifRLEFq SokMilon Mwciijr ok lEtn DtETrt ICC piWTlDii oorEfd圖13求解輸出控

17、制對(duì)話框設(shè)置(4) .設(shè)置時(shí)間子步選擇GUI:Main MenuSolutionLoad Step OptsTime/FrequeneeFreq and Substeps。彈出對(duì)話框，按照下圖填寫(xiě)。i| Jul! .ElDt rla1?rlc HnEnsrl bth 卜建anctcTs1 |a:iD Ie|iiX trig n?Lp型豐甸_(kāi)tl s711 .PW.75K:r：E5orciE Typ*Liaadc iT ut Dtfls ilon CtrlIPinIrrnr jisianP3T QpilvCbiiLS Flic HUMEcwvnil （Cl5） is IrnclklriKexii

18、nhni,fl f Id S*t lip CoivMci. 1C*i ohEdi ter圖14時(shí)間子步選項(xiàng)設(shè)置(5) .施加邊界條件GUI:Main MenuSolutionDefine LoadsApplyStructural DisplacementOn Noda彈出拾取對(duì)話框，單擊pick All選擇“ UY,單擊ok按鈕，關(guān)閉對(duì)話框lLe 矗le：說(shuō) 直沆 曰蟲(chóng) FIxiR口1百男8曰氐丘F址.皿1吩Karxa 也*】匚 出比JTL3l1_LC UiriT）bar Ism PrsjiffrwcpsPrBliffrTWBS屜 3 !；.! AAl|a.li1 fyp 曰 UeFlu Lo

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20、clrd匕 liis? l-w-TBeral:嚴(yán)OnI*AtuiihllpTrtlllt 咄 He Srwriry 民 U程 Ah* “tib BuC.丘 Fnr-iP /B TpbFnlE Tcvj. at lireQ Pre-iEkcn e-: tn1= MH FleJdl Swr ace Lair3 Tie j 7*1uwe Jn4 r Vusic h Mri:Hinh Lml Slop Op*?; IF三 PZ I KflKI .H Rcvul1! TfTvAiiit =r肘1艸-InIJJIJIIfl-Ifl- - -IJIJIa】 IJI- IJIJlJ癟圖15所有節(jié)點(diǎn)上施加 X方

21、向的約束(6) .GUI:Main MenUSolutionDefine LoadsApplyStructural DisplacementOn Noda彈出對(duì)話框拾取節(jié)點(diǎn)1, 4,單擊ok按鈕，按下圖設(shè)置Eile Selwrl lBt Elct Plcrttrli WnrkF* PEiaisrters |bcto kuirtrEs Efslp間和&1 3|捌刮l儷 DB FITII gutr p-iJP3E?HAN SYSHLS.OOW 2R07XFTef*Fqcefl? AzidlyKiif TypentopilyB StnictiiralDJH(hi Lhimv 衛(wèi) 0& Atc-bs

22、事ig輒倒圖16在節(jié)點(diǎn)1，4上施加X(jué)方向的約束(7) 施加載荷GUI:Main MenuSolutionDefine LoadsApplyStructural DisplacementOn Noda彈出拾取對(duì)話框，在輸入欄輸入 2，單擊ok按鈕，彈出圖形，安下圖進(jìn)行設(shè)置EiL-c jeI ec4 口 *! ctS FlutGrL* ErsriFl stc Fie sk tm |.aj3-a IeqI r 3 jc】pTh al.hax-&MK_Ud BKSEHJBl gjrlf P0IR5bair -i ETHferencEB D Ficpf W-U|1 Mmifr tn Preur ffl4

23、Vuretu Iweriia 習(xí)Hz皿 Sacvm 5E Lq J SlQp CpV H PhriFu* NacHVHi (CIS) EE&al$ Tiflukirit. SoJt-luHfeE :Rjtin-i 4f lultl-fleld ShI Kp T UJUSi fiwei|m二 Diaumst lb J E細(xì)髀時(shí)PiprMNOMEWLUti治科*1應(yīng)“Nwt*IF I5EW1A 7托 ifXflUfttUC 屮耐 r* 期 Atht 棹iwiR占p詢 陽(yáng)低訓(xùn)iwi A I鼻*i IsHCanWWVANSYSRB.O圖17在節(jié)點(diǎn)2上設(shè)置集中載荷(8) 諧響應(yīng)分析求解。GUI:Main

24、 MenuSolutionSolveCurrent LS求解結(jié)束彈出Solution is done ，關(guān)閉對(duì)話框1 t V T 1 u hAI ! - I H Frerere&ifcB U FF#6*-nRw* 曰弘lurion已 財(cái)】弼 T-rp =Define Lo-kdtf t Lld a UpEfi = JFtrj-Kir*- 冃 * notrseiV E E-cjuI fi r Trackiin C叫乎 l Fl kwn Q JLdniii rt lc-h EanuiiiL KbDtiL fir Bulli fLnld fci 匕 MlllS CtuiMcClti E D1 W!l

25、7TliCB-MG*eril3 Ti 3 tri Fn*! p-ic am z 田 Frcti Um的U Mi al loti 01 S&E-Dian Idiiar F3hUI UJ-CY H3 IZ圖186. 觀察時(shí)間歷程幾處理結(jié)果(1) GUI:Main MenuSolutionAnalysis Type New Analysis 在彈出對(duì)話框中選取“ Harmonic”，單擊ok按鈕。(2) 定義時(shí)域變量GUI:Main Menu TimeHist Postpro Define Variables在彈出的對(duì)話框中單擊 Add按鈕，按照下圖配置。，設(shè)置2和3節(jié)點(diǎn) 的時(shí)間歷程后處理變量。定義

26、完畢后，單擊close按鈕。尸L II p i_a - r -Sa -act .Lz*i ?- et Plnr.1ri 43tI Seftrta Spelfic-at L Dnsr創(chuàng)勿差 f a(MiLSCul z lmm-EQffimmBs瑪El!K產(chǎn)mAr Uvwfevl HFll 111Jp F-a-u diiuran律1-15-1HP 圖19添加時(shí)間歷程后處理變量 ,zi _d liFlFi殳創(chuàng)Tia-BuUKcl QfrDluD m ra es圖20定義節(jié)點(diǎn)2的時(shí)間歷程后處理變量圖21定義節(jié)點(diǎn)3的時(shí)間歷程后處理變量U11 at PLtrli1 12 ItiOL til懂I 呼 ll

27、+| 日3工H團(tuán)V Mtank i-fmI 31)| QifirlIs IL=f ETiEflCefflai iiKi icTfll FoB-tprpe- rTTisI FnisIprH liable Viewer tt 1CIRJ口y Etat a.:s4 USD?Hl Ihki*.i i卵a(bǔ)rlsM 也rlflt Rjnyewfi. rnph Juri-ab-lpB Th D|pCC3S*T刃StLut伽 ?Gmnni Poslimc= riieBi3t PftSLpEnQ Viriible VifflerESmini 育3 0OFE Dikiis Sfrfliuj TurSiblcB Q

28、lewi I.SHM htB!3 LleI VariiBihle?3 lth CjHErtfriS I lbliE OeTi lluEu3 $n1h fall5Centate SjHtna91et Pwii.sm TmI3Pnb De51eIMialmn Dtl口 Swim j-kt.PCfT郃iie6ret 27 : iUUifidlANSYS収1圖24位移-頻率響應(yīng)曲線7保存結(jié)果GUI:【Utility Menu 】/ 【File / 【Save as Jobname.db 】。命令流/BATCH/COM,ANSYS RELEASE 15.0UP2013101412:35:0211/27/

29、2016/TITLE,xie666/PREP7!*ET,1,COMBIN14!*ET,2,MASS21!*R,1,300,0.1,RMORE,!*!*R,2,1,!*/REPLOT,RESIZEN,1,0,0,0,N,4,1,0,0,!*FILL,1,4,2, , ,1,1,1,!*FLST,2,2,1FITEM,2,1FITEM,2,2E,P51XFLST,2,2,1FITEM,2,2FITEM,2,3E,P51XFLST,2,2,1FITEM,2,3FITEM,2,4E,P51XSAVETYPE, 2MAT,REAL, 2ESYS, 0SECNUM,TSHAP,LINE!*E, 2E, 3

30、SAVEFINISH/SOL!*ANTYPE,3!*!*HROPT,FULLHROUT,OFFLUMPM,0!*EQSLV, ,1e-008,PSTRES,0!*!*OUTPR,BASIC,LAST,HARFRQ,0,9,NSUBST, ,KBC,1!*FLST,2,4,1,ORDE,2FITEM,2,1FITEM,2,-4!*/GOD,P51X, , , , , ,UY, , , , ,FLST,2,2,1,ORDE,2FITEM,2,1FITEM,2,4!*/GOD,P51X, , , , , ,UX, , , , ,FLST,2,1,1,ORDE,1FITEM,2,2!*/GOF,P51X,FX,300, /STATUS,SOLUSOLVERESUME,xie111,dbb,.RESUME,xie111,db,./INPUT,WebpageIcons,db,.FINISH! /EXIT,MODEL/BATCH11/27/2016/COM,ANSYS RELEASE 15.0 UP20131014 13:31