HFSS仿真角錐天線課件

HFSS仿真角錐天線課件1例題：角錐喇叭例題：角錐喇叭2建模尺寸6in4in3in5.16in1.9442.650.4in0.9in0.315inAirboxHornAntennaThebaseoftheHorn建模尺寸6in4in3in5.16in1.9442.650.3一、創(chuàng)建工程第一步：打開(kāi)HFSS并保存新工程打開(kāi)HFSS軟件后，自動(dòng)創(chuàng)建一個(gè)新工程：Project1。由主菜單選File\Saveas，保存在指定的文件夾內(nèi)，命名為horn。一、創(chuàng)建工程第一步：打開(kāi)HFSS并保存新工程4一、創(chuàng)建工程第二步：插入HFSS設(shè)計(jì)由主菜單選Project\InsertHFSSDesign，則一個(gè)新項(xiàng)目自動(dòng)加入到工程樹(shù)中，默認(rèn)名HFSSModel1。同時(shí)，在工程樹(shù)的右側(cè)出現(xiàn)繪圖窗口。在工程樹(shù)中選擇HFSSModel1，點(diǎn)右鍵，選擇Rename項(xiàng)，將設(shè)計(jì)命名為HornModel。一、創(chuàng)建工程第二步：插入HFSS設(shè)計(jì)5一、創(chuàng)建工程第三步：選擇求解類型由主菜單選HFSS\SolutionType，在彈出對(duì)話窗選擇DrivenModel項(xiàng)。一、創(chuàng)建工程第三步：選擇求解類型6一、創(chuàng)建工程第四步：設(shè)置單位：由主菜單選3DModeler\Units，在SetModelUnits對(duì)話框中選中in項(xiàng)。一、創(chuàng)建工程第四步：設(shè)置單位：7二、創(chuàng)建模型DrawingthebaseoftheHornClicktheBoxiconorgotoDraw<Box.Enterthefollowingvalues-0.2,-0.45,and0forx,yandz,respectivelyand0.4,0.9,0.315fordx,dy,anddz,respectivelyThedrawingiswithrespecttotheorigin(0,0,0).Inotherwords,thebaseofthehornisdrawnwiththe(0,0)asitscenter.二、創(chuàng)建模型Drawingthebaseofthe8二、創(chuàng)建模型DrawingthebaseoftheHornTypeBaseinthenamefield.MaterialassignedisvacuumandchooseColorandTransparentatyourpreference.ClickOk.二、創(chuàng)建模型Drawingthebaseofthe9二、創(chuàng)建模型Drawingthebase2DRectangleTocreatethe“funnel”ortaperingofthehornantenna,drawandconnectTworectangles,andthenconnectthemtocreatethe3Dfunnel.Placethefirstrectangleontopofthe3Dantennabase.Draw>Rectangle.Nowmovethecursortoonecornerofthetopoftheantennabase,andclickonit,thenmovethecursortotheoppositecornerofthetopoftheantennabaseandclickagain.Therectanglewindowisopen.Typefunnel_base.Assign

materialtobevacuum.ChooseColorandTransparencyofyourpreference.ClickOk.Notethatthedimensionsoftherectangleshouldmatchthoseofthetopofthe

antennabase.二、創(chuàng)建模型Drawingthebase2DRect10二、創(chuàng)建模型DrawingtheHornApertureNext,drawthe2Drectanglethatrepresentsthetopofthefunnel,ortheapertureofthehorn.ClickRectangleiconorDraw>Rectangle.Typeinthefollowingvalues:0.972,1.325,5.475forx,yandz,respectively.Thentypethefollowingvalues:-1.944and-2.65fordxanddy,respectively.Typehorn_topinthenamefield.Assignmaterialtobevacuum.ChoosetheColorandTransparencyatyoupreference.ClickOk.二、創(chuàng)建模型DrawingtheHornApertur11二、創(chuàng)建模型Connecting2DObjectstoCreatetheFunnelNowyoucanconnectthe2Dobjectsthatmakeupthebaseandthetopofthefunneltocreatethe3D,funnel-shapedobject.Choosethehorn_topandfunnel_basefromtheModeltreebyholdingdowntheCtrlkey.Goto3DModeler>Surface>connect.Nameitfunnel.Notethattheobjectthatiscreatedasaresultofconnectingorunitingotherobjectscannotbeedited.Whenconnecting2Dobjects,forexample,youcanedittheoriginal2Dobjects,butyoucannoteditdirectlythe3Dobjectthatistheresultofusingtheconnectcommand.二、創(chuàng)建模型Connecting2DObjectsto12二、創(chuàng)建模型UnitingthehornbasewiththeFunnel

Althoughitisnotstrictlynecessary,youwillunitethetwo3Dobjects-thehornbaseandthefunnel,tocreateone3Dhornantennastructure.Thismakestheproblemsimplerbykeepingthenumberofobjectstoaminimum.Choosebase

andfunnelfromthelistof3Dobjects.Then3DModeler>Boolean>Unite.ThenclinkOk.二、創(chuàng)建模型Unitingthehornbasewi13二、創(chuàng)建模型Drawingthe3DAirBoxAroundtheHornAntennaTosimulatethehornantenna,youneedtoencloseitinabounded“box”ofair.ClickBoxiconorDraw>Box.Typeinthefollowingvalues:-1.5,-2,and0forx,y,andz,respectivelyand3,4,and6fordx,dy,anddz,respectively.TypeAirBoxinthenamefield,vacuumistheassignedmaterialandchooseColorandTransparencyatyourpreference.ClickOk.二、創(chuàng)建模型Drawingthe3DAirBox14三、設(shè)置邊界條件和激勵(lì)源ChoosethesurfacesofthehornandassignPerfectE.

Allfacesofthehornshouldbechosenexceptthetopandthebottom.ThenBoundaries

rightclickAssign<PerfectEandnameitPerfE_horn_sides.三、設(shè)置邊界條件和激勵(lì)源Choosethesurface15三、設(shè)置邊界條件和激勵(lì)源Assignradiationboundarytotheairbox.ChoosethefacesoftheairboxandBoundaries

right-clickAssign<Radiation.Nameitrad_air.三、設(shè)置邊界條件和激勵(lì)源Assignradiationb16三、設(shè)置邊界條件和激勵(lì)源AssignExcitationtothebottomfaceofthehorn.Excitations<WavePort.

NameitWavePort1.三、設(shè)置邊界條件和激勵(lì)源AssignExcitation17四、設(shè)置求解項(xiàng)并分析Right-clickAnalysis,thenAddSolutionSetup.Setthefollowingvalues:SolutionFrequency

is10GHz,Maximumnumber

ofpasses

is20,andMaximumDeltaSperpass

is0.02.Leaveeverythingelseasdefault.ClickOk.四、設(shè)置求解項(xiàng)并分析Right-clickAnalysis18四、設(shè)置求解項(xiàng)并分析NowgotoAnalysis>Setup1>Addsweep.Setthevaluestothefollowing:SweepType

isfast,FrequencySetup

typeisLinearcount,Start

is8GHz,Stop

is12GHzandCount

is100.四、設(shè)置求解項(xiàng)并分析NowgotoAnalysis>19四、設(shè)置求解項(xiàng)并分析Makesuretovalidatecheck.HFSS<ValidationCheck.?RunAnalysis.HFSS<Analyze.注意：此時(shí)會(huì)對(duì)邊界和激勵(lì)源的設(shè)置提出警告，忽略不計(jì)。四、設(shè)置求解項(xiàng)并分析Makesuretovalida20五、察看結(jié)果圖Right-ClickResults>CreateReport.AccepttheDefaultvaluesbyclickingOk.

MakesurethefollowingvaluesaresetasinFigure6.AddTrace,thenclickDone.五、察看結(jié)果圖Right-ClickRes21五、察看結(jié)果圖CreatingaFarfieldPlotThefarfieldplotisa3-Dplotofthefar-fieldradiationpattern.Right-clickRadiation,thenchooseInsertFarFieldSet>InfiniteSphere…五、察看結(jié)果圖CreatingaFarfieldPl22五、察看結(jié)果圖CreatingaFarfieldPlotThefarfieldplotisa3-Dplotofthefar-fieldradiationpattern.Right-clickResults,thenchooseCreatereport.SetReportType

toFarFields

andDisplaytype

to3DPolar.五、察看結(jié)果圖CreatingaFarfieldPl23五、察看結(jié)果圖CreatingaFarfieldPlotThefarfieldplotisa3-Dplotofthefar-fieldradiationpattern.WhenTracesWindow

open,leavethevaluesasset.MakesureitistheLastAdaptive

intheSolutionfield

and

Geometry

isInfiniteSphere1.UnderSweep

tab,makesurePhiistheprimarysweepandTheta

isthesecondarysweepandallvaluesarechecked.MakesurerE

ispickedunderCategory,rETotal

underquantityandnone

underfunction.ClickAddTrace,thenDone.五、察看結(jié)果圖CreatingaFarfieldPl24HFSS仿真角錐天線課件25例題：角錐喇叭例題：角錐喇叭26建模尺寸6in4in3in5.16in1.9442.650.4in0.9in0.315inAirboxHornAntennaThebaseoftheHorn建模尺寸6in4in3in5.16in1.9442.650.27一、創(chuàng)建工程第一步：打開(kāi)HFSS并保存新工程打開(kāi)HFSS軟件后，自動(dòng)創(chuàng)建一個(gè)新工程：Project1。由主菜單選File\Saveas，保存在指定的文件夾內(nèi)，命名為horn。一、創(chuàng)建工程第一步：打開(kāi)HFSS并保存新工程28一、創(chuàng)建工程第二步：插入HFSS設(shè)計(jì)由主菜單選Project\InsertHFSSDesign，則一個(gè)新項(xiàng)目自動(dòng)加入到工程樹(shù)中，默認(rèn)名HFSSModel1。同時(shí)，在工程樹(shù)的右側(cè)出現(xiàn)繪圖窗口。在工程樹(shù)中選擇HFSSModel1，點(diǎn)右鍵，選擇Rename項(xiàng)，將設(shè)計(jì)命名為HornModel。一、創(chuàng)建工程第二步：插入HFSS設(shè)計(jì)29一、創(chuàng)建工程第三步：選擇求解類型由主菜單選HFSS\SolutionType，在彈出對(duì)話窗選擇DrivenModel項(xiàng)。一、創(chuàng)建工程第三步：選擇求解類型30一、創(chuàng)建工程第四步：設(shè)置單位：由主菜單選3DModeler\Units，在SetModelUnits對(duì)話框中選中in項(xiàng)。一、創(chuàng)建工程第四步：設(shè)置單位：31二、創(chuàng)建模型DrawingthebaseoftheHornClicktheBoxiconorgotoDraw<Box.Enterthefollowingvalues-0.2,-0.45,and0forx,yandz,respectivelyand0.4,0.9,0.315fordx,dy,anddz,respectivelyThedrawingiswithrespecttotheorigin(0,0,0).Inotherwords,thebaseofthehornisdrawnwiththe(0,0)asitscenter.二、創(chuàng)建模型Drawingthebaseofthe32二、創(chuàng)建模型DrawingthebaseoftheHornTypeBaseinthenamefield.MaterialassignedisvacuumandchooseColorandTransparentatyourpreference.ClickOk.二、創(chuàng)建模型Drawingthebaseofthe33二、創(chuàng)建模型Drawingthebase2DRectangleTocreatethe“funnel”ortaperingofthehornantenna,drawandconnectTworectangles,andthenconnectthemtocreatethe3Dfunnel.Placethefirstrectangleontopofthe3Dantennabase.Draw>Rectangle.Nowmovethecursortoonecornerofthetopoftheantennabase,andclickonit,thenmovethecursortotheoppositecornerofthetopoftheantennabaseandclickagain.Therectanglewindowisopen.Typefunnel_base.Assign

materialtobevacuum.ChooseColorandTransparencyofyourpreference.ClickOk.Notethatthedimensionsoftherectangleshouldmatchthoseofthetopofthe

antennabase.二、創(chuàng)建模型Drawingthebase2DRect34二、創(chuàng)建模型DrawingtheHornApertureNext,drawthe2Drectanglethatrepresentsthetopofthefunnel,ortheapertureofthehorn.ClickRectangleiconorDraw>Rectangle.Typeinthefollowingvalues:0.972,1.325,5.475forx,yandz,respectively.Thentypethefollowingvalues:-1.944and-2.65fordxanddy,respectively.Typehorn_topinthenamefield.Assignmaterialtobevacuum.ChoosetheColorandTransparencyatyoupreference.ClickOk.二、創(chuàng)建模型DrawingtheHornApertur35二、創(chuàng)建模型Connecting2DObjectstoCreatetheFunnelNowyoucanconnectthe2Dobjectsthatmakeupthebaseandthetopofthefunneltocreatethe3D,funnel-shapedobject.Choosethehorn_topandfunnel_basefromtheModeltreebyholdingdowntheCtrlkey.Goto3DModeler>Surface>connect.Nameitfunnel.Notethattheobjectthatiscreatedasaresultofconnectingorunitingotherobjectscannotbeedited.Whenconnecting2Dobjects,forexample,youcanedittheoriginal2Dobjects,butyoucannoteditdirectlythe3Dobjectthatistheresultofusingtheconnectcommand.二、創(chuàng)建模型Connecting2DObjectsto36二、創(chuàng)建模型UnitingthehornbasewiththeFunnel

Althoughitisnotstrictlynecessary,youwillunitethetwo3Dobjects-thehornbaseandthefunnel,tocreateone3Dhornantennastructure.Thismakestheproblemsimplerbykeepingthenumberofobjectstoaminimum.Choosebase

andfunnelfromthelistof3Dobjects.Then3DModeler>Boolean>Unite.ThenclinkOk.二、創(chuàng)建模型Unitingthehornbasewi37二、創(chuàng)建模型Drawingthe3DAirBoxAroundtheHornAntennaTosimulatethehornantenna,youneedtoencloseitinabounded“box”ofair.ClickBoxiconorDraw>Box.Typeinthefollowingvalues:-1.5,-2,and0forx,y,andz,respectivelyand3,4,and6fordx,dy,anddz,respectively.TypeAirBoxinthenamefield,vacuumistheassignedmaterialandchooseColorandTransparencyatyourpreference.ClickOk.二、創(chuàng)建模型Drawingthe3DAirBox38三、設(shè)置邊界條件和激勵(lì)源ChoosethesurfacesofthehornandassignPerfectE.

Allfacesofthehornshouldbechosenexceptthetopandthebottom.ThenBoundaries

rightclickAssign<PerfectEandnameitPerfE_horn_sides.三、設(shè)置邊界條件和激勵(lì)源Choosethesurface39三、設(shè)置邊界條件和激勵(lì)源Assignradiationboundarytotheairbox.ChoosethefacesoftheairboxandBoundaries

right-clickAssign<Radiation.Nameitrad_air.三、設(shè)置邊界條件和激勵(lì)源Assignradiationb40三、設(shè)置邊界條件和激勵(lì)源AssignExcitationtothebottomfaceofthehorn.Excitations<WavePort.

NameitWavePort1.三、設(shè)置邊界條件和激勵(lì)源AssignExcitation41四、設(shè)置求解項(xiàng)并分析Right-clickAnalysis,thenAddSolutionSetup.Setthefollowingvalues:SolutionFrequency

is10GHz,Maximumnumber

ofpasses

is20,andMaximumDeltaSperpass

is0.02.Leaveeverythingelseasdefault.ClickOk.四、設(shè)置求解項(xiàng)并分析Right-clickAnalysis42四、設(shè)置求解項(xiàng)并分析NowgotoAnalysis>Setup1>Addsweep.Setthevaluestothefollowing:SweepType

isfast,FrequencySetup

typeisLinearcount,Start

is8GHz,Stop

is12GHzandCount

is100.四、設(shè)置求解項(xiàng)并分析NowgotoAnalysis>43四、設(shè)置求解項(xiàng)并分析Makesuretovalidatecheck.HFSS<ValidationCheck.?RunAnalysis.HFS