《Airpak-算例(翻译50页).docx》由会员分享，可在线阅读，更多相关《Airpak-算例(翻译50页).docx（58页珍藏版）》请在三一办公上搜索。
1、Advancedproblemsetup_IdealgaslawOpenpressure101325.0Nm2Opendensity1J?25kgm3ACCePtlReSetCanCeHTurnontheIdealgaslawoptionandthe()pcr.densityoptionandkeepthedefaultvaluesfortheOPeraIingpressureanddensity.ii.ClickAccept.(c)KeepthedefaultsettingsforallotlerparametersintheProblemsetupPane1.(d)ClickAcceptt
2、osavethenewsettings.在重力矢:(Gravityvector)下点击高级(AdVanCed)按钮.将打开富级问题设定面板.1打开志向气体定律(Idealgaslaw)选项，工作密度(OpCl.Densitv)选项，工作压力和工作密度保持默认值.2点击接受(C)保持问题设(Problemsetup)面板下的全都叁敷为默认.(Room（八）IntheroomEditpanel,enter(hefollowingcoordinates:在房间储辑(Edit)面板，进入下面的标.Create(hesecondperson.(a)ClickNewintheBlockspanel.(b)
3、Enterthefollowingcoordinatesforthesecondperson:创建其次个人A点击砌块(Block)面板的新建(New)按钮.A在碉块修改(BloCkEdit)面板，在砌块Blocks)列表中选算IamPB点击复IM(Copy)CeJ块林灯(Copyblocklamp)面板将打开(c)Enter?.astheNumberOpenings1在水浓度(ConcentrationofhZo)，入数值SO2在菜单右边的浓度也选择RH3点击完成(DOne),更新开放空间，关闭面板.H在名字(Name)框内，入名字airinlet在开放空间(Openings)面板I点击完成(
4、Done),更新开放空间，关闭面板.11.Createtheventilationreturn.创建回风口ModelVcnts排/口(a)ClickNewintheventEditpanel(b)ClickEdittomodifythedefaultvent.(c)ChangethePlanetoY-Z.(d)Enterthefollowingcoordinatesforthevent:A点击创建(MeW)按钮在排气口(VentS)面板B点击编辑(Edit)按钮来调整默认参数的排气口C将平面(PkmC)改为Y-ZD为排气口，入下列坐标：(e)SeleclApproachfortheVeloci
5、tvlossce11cient.Retainthedefault1.osscoefficientofC.(g)Enterthenamevent-returnintheNamefield.(h)ClickDonetoupdatetheventandclosetheVentspanel.E格速度损失系数(VehxityIosncMificient)选择为HPPrOHCh算法F保持默认损失系数为OG在名字(Name)入栏里，入名字vent-returnH点击完成(DOne)来奥新排，口，关用播，口(Vents)面板(a)InthepartitionEclilpanel,selecttableinth
6、ePartitionslist.(b)ClickCopy.HieCopypartitiontablepanelwillopen.(c)KeeptheTranslateoptionturnedon.SpecifyanXoffsetof-3mandaZoffsetof3.524m.(d)Clickpplvtocopythetableandclosethepanel.复制第一不桌子痴J建其次个桌子(table.I)其次个桌子将和第一个桌子偏移X方向3米，Z方向3.524米A在隔断编辑(partitionsEdit)面板，隔断(PHrtitionS)菜单中选舞tableB点击复IW(CoPy),复制隔
7、断-桌子(Copypartitiontable)面板将开启C保持移动(TmnSIate)选项开启，调整X方向偏移3米，Z方向偏移3.524米D点击应用(Apply)来复制桌子，关闭面板Createheofficewindow.创建办公室窗户ModelWalls(a)ClickNewinthewallEditpanel.Airpakwillcreateawallinthecenteroftheroom.Youwillneediochangethesizeandorientaiionofthewailandspecifythetemperatureandradiationparameters.(b
8、)ClickEdittoInOdifythedefaultwallintheWallspanel.(c)ChangethePlanetoYZ.(d)Enterthefollowingcrdinatesforthewindow:A点击新堇(New)按钮在墙体编辑(WaIIMit)面板AirPak将在房间的中心创建一堵墙，你须要更改墙的尺寸和方向，调整温度和辑射弁数.B点击墙(Wall)面板上的编辑(Mit)按钮，调整墙的默认参数C变更墙体为YZ轴平面D为窗户入下列坐标：XS0XE-ys1.6712.831ZS-0.203zE-3.853(C)EnierIhefollowingCoOrdinHle
9、s:A在墙体(WHH)面板点击新建(Ncm)B将平面改为Y-ZC，入下孔坐标(d)Enterthenamewall-backintheNamefield.(c)ClickDonetoupdatethewallandclosethepanel.D在名称栏内，入名字wall-backE点击完成来更新墙体，关闭面板19.Copythefloortocreatetheceiling.复制地板为天花板(a)InthewallEditpanel,selectfloorintheWallslist.(b)ClickCopy.IlieCopywallfloorpanelwillopen.(c)KeeptheT
10、ranslateoptionturnedon.(d)SPeCifyanXoffsetofO,aYo11etof3,andaZo11setofO.(e)ClickApply.Airpakwillcreateacopoftheflr(floor.1)onthetopotheroom.(f)InthewallEditpanel,select11or.lintheWallslist.(g)IntheNameHeld,changefloor.1toceiling.(h)ClickModiryloupdatetheceiling.A在墙体储X(Edit)面板，菜单里选界11wrB点击复IW(COPy)埴体
11、复制wall(Copywallfloor)面板将打开C保持移动(Translate)选项开启D调整X方向(Xoffset)偏移0,、方向偏移3,Z方向偏移0E点击应用(.Apply)Inthisstep,wuwillincludetheeffectsofradiationinwurmodel.一步，你将引入模型中辄射的影响Enableradiationmodeling.创建福射模型ModelRadiation(射)(a)UndertheEnabledlist,clickAlltoselectalloftheobjectsintheroom.aktocompletetheradiationcal
12、culations.TheMessagewindowwilleportwhenitisDonecomputingformfactors.(d)ClickClose.A在启用(EnHMe)列表下，点击全部(AH)来选舞房间里的全部物体2.Generateacoarse(minimum-count)mesh.创建一个粗略(小计数)的网格ModelMesh(计第网格)(a)ClicktheCoarsebuttonallhebottomoftheMeshcontrolpanel.AirpakwillupdatethepanelwiththedefaultmeshingJHirametersfirac(
13、11rse(minimum-count)mesh,showninthepanelbelow.(b)DeselectMaxXsize,MaxYsize,andMaxZsize.(C)ClicklheGeneratemeshbuttonIogene11leIhecoarsemesh.A点击粗略(Coarse)按钮，在网格限制(Meshcontrol)面板的底部AirPak将更新面板，设为默认的粗略计算数值(最小数值)，显示在面板底部(b)TurnontheCutplaneoption.(OKeepthedefaultselectionofPointZnormaI.(d)Set(PX,PY,PZ)(
14、o(2,O,O)andset(NX,NY,NZ)to(1,OrO).Ihesesettingswillresultinameshdisplayonay-planepassingthroughthepoint(2,0.O).(c)TurnontheDisplaymeshoption.Themeshdisplayplaneisperpendiculartotheceiling,andalignedwiththepeople,computers,andtablesasshowninFigure1.3.(f)Clickonthe+and-buttonsnexttoCutplanetoadvanceth
15、eplanecutthroughthemodel.B打并剖面(Cutplane)选项C保持默认选界仍是(PointZnormaI)Examinethenewmesh.TliegraphicsdisplaywillbeupdatedautomaticallyIoshowtheneu,mesh(FixMre1.4).Youcanusethe+and-buttonsintheDisplaysectionoftheMeshcontrolpaneltoadvancetheplanecutandviewthemeshthroughoutthemodel.检查新的网格图形显示将自动更新来显示新的网格，(如图
16、1.4),点击+和按钮来调整剖切模型所产生的平面Figure1.4:FineMeshonthey-zPlaneTurnoffthemeshdisplay.关闭网格显示(a)SelectDisplayalthetopoftheMeshcontrolpanel.(b)DeselecttheDisplaymeshoption.(C)ClickClosetoclosetheMexhcontrolpanel.点击网格限IM(Mehcontrol)面板顶部的显示(Display)选项取消选算网格显示(Displaymesh)选项点击关闭(Close)按钮关闭网格限制(MeShCOntroI)面板Step5
17、:ChecktheFlowRegime检查流体状态sothatthecalculationwillconvergemoreeasily.1.owflowratesinthistutorialrequiresuchchangesinthesefactors.(OClickAccepttostorethesettingsandclosetheAdvancedsolversetuppanel.(d)ClickAcceptinIheSolversetuppanel.为松弛状盅(Under-relaxation)，入下列数值压力0.7原动力。.3保持默认的温度,风速，体力.和水含量间或对于低气流速度.或
18、许有必要调整松弛因子(under-rdaxationfactors)中原动力(Momentum)和压力(Pressure),分别为07和03.以便计算更简单在敕程中，低风速水平常须要修改这些因子3.Startthecalculation,起先计第SolutionSlvc求解程序(a)KeepthedefaultsellingsintheSolvepanel.(b)ClickAccepttostartthesolver.AirPakwillbegintocalculateasolutionforthenuniel.andaseparatewindowwillopenwherethesolverw
19、illprintthenumerical1.illiesoftheresiduals.AirpakwillalsoopentheMonitorgraphicsdisplayandcontrolwindow,whereitwilldisplaytheconvergenceIiistoryforthecalculation.Ifyoudonotwanttowaitforthecalculationtofinish,youcansavetimebyreadingintheresultsprovidedintheBeOrHlWdirectoryandthenfollowingtheinst11clio
20、ns(inthenextstepofthisfutorial)forexaminingtheresults.Seetheprefacefardetails.Uponcompletionofthecalculation,yourresidualplotwill100ksimilartoFigure15.Notethattheactualvaluesoftheresidualsmaydifferslightlyondifferentmachines,soyourplotmaynotlookexactlythesameasFigure/,5.Inthewindowwheretheresidualva
21、luesareprintedfhecalculationwillcontinueaftertheresidualplotstops.OStheequationsforradiationandmeanageofairaresolved.Note:Togetamoreaccuratesolufiontitmayhenecessarytocontinuethecalculationuntilallresidualplotsleveloff.YoucandothisbyreducingfheconvergencecriteriafortheflowandenergyequationsintheSolv
22、ersetuppanelandrestartingthecalculation.SeetheUsersGuidefordetailsaboutrestartingthecalculationfromanexistingsolution.保持求解程序(SoIVe)面板中的默认叁数B点击接受(ACePD,起先求解程序ChangetheStarttimeandEndtimetoCand1200respectively.Thisspecifiesdisplayofthepathofairparticlesforthefirst20minutestheyareintheroom.(h)UnderDist
23、ribution,enterISintheUniformtextfield.Thiswillsetthenumberofpanicletracerthatwillbedisplayed.(i)ForParticlecolor,selectMeanageofairfromtheVariabledrop-downlist.(j)ClickDonetoclosethepanelandupdatethegraphicsdisplay.ParticletraceatlrtbutesStarttimeEndtimeTimeincrDistribution:UniformMeshpointsAnimatio
24、nDyetraceDiSCreteparticlesRadiusI?Particlecolor:VariableMeanageofairXZFixedComputecolorbasedon:GloballimitsyThisobjectXZVisibleonscreenUpdateDoneResetCancelFigUre1.axhowsthepathnfairxrticlesenteringtheofficethroughtheopeningatthetopofthewallOPPoSiletheofficewindow.Figure1.9:ParticleTracesofAirOver20
25、Minutes09Cofdir1413.821237.09lm883.6387C.91O530.183353.455176.7270.00000(k)IntheObjectfacepanel,tumofftheActiveoptionandclickDone.Displaythepredictedmeanvote(PMV)oftheoffice.Thepredictedmeanvotedescribesthecomfortlevelofthepeopleintheofficewithregardtothermalsensation.Thescalerangesfront-Jfven,cold)
26、to3(veryhot).PostPlanecut(a)ClickonOrientintheOptionsmenuandselectIsometricfromtheOrientlrop-downlist.(b)IntheSurfacenamefieldofthePlanecutpanc1.enter(henamepmv.(C)KeepthedefaultselectionofPointZnormalfortheplanespecification.(d)Specif),thepoint(PX,PY,PZ)as(0r2.8Sz-2),andthenormal(NX,NY,NZ)as(Oz0r1)
27、.ThiSdefinesacross-sectioninthe六yplane,PaSSingthroughfhepoint(0t2.85t-2(e)UnderDisplayattributes,selectContourxandclickEryourjob.(a)IntheSelectthejobtoopenccxtbox,type/labattheendofthepath.(b)ClickAccept.AirpakwillcreateadefaultmomwiththedimensionsIOm3mIOm.anddisplaytheroominthegraphicswindow.Youcan
28、rotatetheroomaroundacentralX)inlusingtheleftmousebutton,orwwcantranslateittoanypointonthescreenusingthemiddlemousebutton.YoucanZOOminfoamioutfromtheroomusingtherifhtmousebutton.Torestoretheroomioitsdeficitorientation,clickonOrientinIheOptionsmenuandselectHomefromtheOrientd11)pdownlist.Modifythedefau
29、ltsurfacematerial.FileProblem(c)Inlhedro-dovnlistnexttoDefaultsurace.selectOeatematerial.Hint:ClickonthescurebuttonnexttolheDefaultsurfacetextfieldtoopenthedropdownlist.IV.ClickApply.ThedisplaywillbeupdatedtoshowallJburleg*ofthetable.v.ClickDoneloclosetheGroupcontrolpanel.Createthewallsupportfortheh
30、ood.ModelBlocks(a)ClickNewintheblockEditpanel.(b)ClickEdit(omodifythedefaultblockintheBlockspanel.(c)EnterIhefollowingCOOrdina心：(d)Enierthenamehood-mountintheNamefield.(e)ClickUpdatetonxlifytheblock.Createthehoodtorthelabtable.(a)ClickNewintheBlockspanel.(b)Enterthefollowingcrdinates:(c)Enterthename
31、hoodintheNamefield.(d)ClickUpdatetonlify(heblock.Createtheairexhaustpipe.（八）ClickNewintheBlocksPane1.NexttoHeight,enter1.02m.(h)Selectvert1intheverticeslist,andenter(0,1,.29)forthecoordinatesof(xl,yl,zl).(i)ClickUpdatetoupdatethedisplayofthevertexinthegraphicswindowandsetthevalueofthe二crdinaleforthe
32、othervertices.Fortheremainingvenires,youwillenteronlyapairofcoordinatesforeachvertexbecauseyouhavealreadyspecifiedthezcoordinateforallvertices.yS3.6jezSpzE2T(d)SelectYVelocityandenteravalueof-0.143ms.(e)ClickDone10modifytheopeningandclose(heOpeningspanel.17.Copythelastopeningyoucreated(opening.4)toc
33、reate(womoreopeningsontheceilingofthelab.(a)IntheopeningEditpanel,selectopening、intheOpeningslist.(b)ClickCopy.AirpakwillopentheCopyopeningopening.4Hmel.(c)Enter2astheNumberofcopies.(d)Keep(heTranslateoptionturnedon.(e)SettheXoffsetto0.35.theYoffsetto0,andtheZoffsetto0.(f)ClickAPPlyK)generatethenewo
34、peningsandclosethepanel.Airpakwillcreateoadditionalopeningsthatareidenticaltothefirstandoffsetbv0J5minthexdirection.18.Createthepersonworkingatthelab!able.ModelPerson(a)ClickNewin(hepersonEUtilitiesCheckmodelAirpakshouldreportintheMessagewindowthat0problemswerefoundandalltolerancesareacceptable.20.C
35、heckIhedefinitionofthemodelingobjects(oensurethatyouspecifiedlhetnproperly.ModelSummaryAirpakwilllistlhespecificationsforallmodelingobjectsinIheParametersummarypanel.YoucancheckthemhereandthenclickDonewhenyouareMisfied.Ifyounoticeanyincorrectspecifications,wucanchangethemintheParametersummarypanelbyclickingyourmouseontheappropriateentryandeditingIhevalue.Note:Theproblemdescribedhereissymmetric,andyoucouldhavereducedthesizeoftheCompiaaiionaldomainbycreatmfahollowblockandasymmetryplanetoeffectivelyblockouthalfofthedomain.However9anticipalingthatadditionalobjectsmaybeintroducedintot
