BM 帶小葉片的高壓比壓氣機(jī)葉輪設(shè)計(jì)BladeGen實(shí)例_第1頁(yè)
BM 帶小葉片的高壓比壓氣機(jī)葉輪設(shè)計(jì)BladeGen實(shí)例_第2頁(yè)
BM 帶小葉片的高壓比壓氣機(jī)葉輪設(shè)計(jì)BladeGen實(shí)例_第3頁(yè)
BM 帶小葉片的高壓比壓氣機(jī)葉輪設(shè)計(jì)BladeGen實(shí)例_第4頁(yè)
BM 帶小葉片的高壓比壓氣機(jī)葉輪設(shè)計(jì)BladeGen實(shí)例_第5頁(yè)
已閱讀5頁(yè)，還剩17頁(yè)未讀， 繼續(xù)免費(fèi)閱讀

下載本文檔

版權(quán)說(shuō)明：本文檔由用戶提供并上傳，收益歸屬內(nèi)容提供方，若內(nèi)容存在侵權(quán)，請(qǐng)進(jìn)行舉報(bào)或認(rèn)領(lǐng)

文檔簡(jiǎn)介

BladeGen

HPCompressorImpellerwithSplitter帶小葉片的高壓比壓氣機(jī)葉輪Concepts

概念I(lǐng)nthistutorialwewill:InputinitialdesignparametersInputinitialangle/thicknessparametersOptimizethemeridionalviewAdjustthebladeanglesDefinetheshapeofLEandTESaveyourworkInitialDesignParameters

初始化設(shè)計(jì)參數(shù)CFX-BladeGenallowstheusertocreateabladesystemfromscratch,usingoneofsixstandardinitialconfigurationtypes.Forthisexample,aRadialImpellerisused.SelecttheFile|New|CFX-BladeGenModelmenucommandortoolbarbuttonwhichwilldisplaytheInitialMeridionalConfigurationDialogSelecttheRadialImpellertabEntertheparametersfortheinitialbladelayout(shownonthefollowingslide).BesuretoselectAng/ThkmodeinthebottomrightcornerPressEnterorselecttheOKbuttontocontinueDesignParameters

設(shè)計(jì)參數(shù)定義DesignparameterstobeenteredfortheRadialImpellerTemplate:InitialAngle/Thickness

葉角和厚度初始定義EnterInitialAngle/ThicknessParameters:Nominalwrapangleof85°包角85°Thicknessof3mmNumberofblades:6ClickOKMeridionalViewOptimization

子午面視圖優(yōu)化OptimizingtheMeridionalView優(yōu)化子午面視圖InletandOutletlocation(points)havetobeadjustedinordertoextendtheinletinupstreamandtheoutletindownstreamdirection延長(zhǎng)進(jìn)出口InletandOutletModification

進(jìn)出口修改Doubleclicktheshroudinletpoint(topleft)

Enter-45and69forthehorizontalandverticalvalues.ClickOK.Forthehubinletpoint(bottomleft),enter:-45and30ClickOKFortheshroudoutletpoint(topleft),enter:82and175ClickOKForthehuboutletpoint(topright),enter:86.5and175ClickOK

BladeAnglesattheHub

輪轂葉角TheHubLayerisactivebydefault(reddot)Right-clickintheAngleviewandselect:AdjustBladeAnglesIntheLeadingEdgetab,enter40ofortheBetavalue.Tang.Betaautomaticallybecomes50o.Leavealltheothervaluesastheyare.IntheTrailingEdgetab,enteraBetaangleof30o.LeaveThetaangle85oClickOKBladeAnglesattheShroud

機(jī)匣葉角ActivatetheShroudLayerbyclickingtheblackdotatthetopofthelayercolumn(itwillbecomered)Right-clickintheAngleviewandselect:AdjustBladeAnglesIntheLeadingEdgetab,enter62.5ofortheBetavalue.Leavealltheothervaluesastheyare.IntheTrailingEdgetab,enteraBetaangleof30oandThetavalueto84o.Leaveallothervaluesastheyare.ClickOKBladeAngleDistribution

葉角分布Afterthebladeangleadjustments,theangledistributiononthehubandshroudwilllooklikeaspresentedbelow:HubShroudBladeThicknessProfile

葉片厚度剖面BladeThicknesscanbedefinedintheThicknessview.Inthisexample,thethicknesswillbeconsideredconstantwiththevalueof3mm.Nomodificationwillberequired.ShapeofLeading/TrailingEdge

導(dǎo)緣和尾緣形狀ToprescribetheLeading/TrailingEdgeShape:SelectBlade|PropertiesmenucommandsorthetoolbarbuttonlocatedonthelefthandsideoftheCFX-BladeGenwindowtosetthebladeproperties.SetthevaluesonLE/TEEllipse（橢圓）tabasshownonthenextslideAllothervaluescanremainunchanged.

BladePropertyDialog

葉片屬性對(duì)話框SelectLETypetobeEllipsewithappropriateEllipticRatiosSelectTETypetobeCut-offAddingSplitterBlade

增加分離葉片SelecttheBlade>AddSplittermenucommandorthetoolbarbuttontogetBladePropertyDialogueDefaultvaluesintheLocation/Definitiontabwillbeused,sothatthesplitterwillbeplacedatthemainblademid-pitchThisisobtainedbyselectingOffset(PitchFraction)tobe0.5indefinitionoftheSplitterAngularOffset

SplitterBladeLE/TEshape

分離葉片導(dǎo)緣/尾緣形狀SelecttheLE/TEEllipsetabandsettheLEEllipticRatioto4forbothhubandshroudIntheLE/TECut-Off,enabletheLEoptionandenter0.35forthehuband0.4fortheshroud.ClickOKAfterAddingtheSplitterBladeAfterthesplitterbladehasbeencreated,therearesomenewfeaturesintheGUItonote,asshowninthenexttwoslides.IntheMeridionalview,thesplitterLeadingEdgewillbeshown.IntheAuxiliaryview,thesplitterbladewillbeshownlocatedatthemid-pitchbetweenmainblades.ThelocationofthesplitterLeadingEdgewillalsobeshowninangleviewandThicknessview.GraphicalLayoutattheHubGraphicalLayoutattheShroudModelPropertiesDialogSetthemodelproperties:Model>PropertiesEnsureModelUnitsareSetSavingtheFileSavethefileFile>SaveAsortheSaveAsiconFilename:HPCompressorImpeller.bgdGobacktotheProjectpageandopenDesignModeler(clickNewgeometry)UsethesameunitsthatweredefinedinBladeGen(mm)BladeEditorClicktheBladeEditoriconAcceptthedefaultfileHPCompressorImpeller.bgdWewantthefluiddomainforaCFDanalysisIntheDetailsViewChangeHubOffsetto2mmSetCreateBladesto1ClickGenerateSavethemodelHPCompressorImpeller.agdbSuggestionsforExtr

溫馨提示

  • 1. 本站所有資源如無(wú)特殊說(shuō)明，都需要本地電腦安裝OFFICE2007和PDF閱讀器。圖紙軟件為CAD,CAXA,PROE,UG,SolidWorks等.壓縮文件請(qǐng)下載最新的WinRAR軟件解壓。
  • 2. 本站的文檔不包含任何第三方提供的附件圖紙等，如果需要附件，請(qǐng)聯(lián)系上傳者。文件的所有權(quán)益歸上傳用戶所有。
  • 3. 本站RAR壓縮包中若帶圖紙，網(wǎng)頁(yè)內(nèi)容里面會(huì)有圖紙預(yù)覽，若沒(méi)有圖紙預(yù)覽就沒(méi)有圖紙。
  • 4. 未經(jīng)權(quán)益所有人同意不得將文件中的內(nèi)容挪作商業(yè)或盈利用途。
  • 5. 人人文庫(kù)網(wǎng)僅提供信息存儲(chǔ)空間，僅對(duì)用戶上傳內(nèi)容的表現(xiàn)方式做保護(hù)處理，對(duì)用戶上傳分享的文檔內(nèi)容本身不做任何修改或編輯，并不能對(duì)任何下載內(nèi)容負(fù)責(zé)。
  • 6. 下載文件中如有侵權(quán)或不適當(dāng)內(nèi)容，請(qǐng)與我們聯(lián)系，我們立即糾正。
  • 7. 本站不保證下載資源的準(zhǔn)確性、安全性和完整性, 同時(shí)也不承擔(dān)用戶因使用這些下載資源對(duì)自己和他人造成任何形式的傷害或損失。

評(píng)論

0/150

提交評(píng)論