ansoftmaxwell3d圆柱永磁体受力仿真——harris

1、问题分析:两个圆柱形永磁铁，磁化方向为轴向，分析小圆柱磁铁在竖直方向不 同位置受到的磁力。仿真步骤:-、打开Maxwel I软件，点击三维建模，保存文件及分析项目点、击* H File Edit View Project Draw ModelerToolsWindow Help设置Solution Type 静磁场 Magnetostatic 求解器类型Solution MNSD-B -EdCu5ri 广T Elxamg广 DC Co*di:boft厂 lfv：lakr|rrdjua Asia 广 Etecfti: Tiarx曲吊；| 5叙三、设置永磁材料HdFc3G 二|ModaiVJMat

2、erials | Material Filters Search bySearch Criteria by Namer* by PropertyISearch|Relative PermittivitydSearch ParametersLibraries P Show Project definrtiors Sho%v all librariesExport to Library./NameLocationOriginRelative PermeabilityBulkConductivityNdFe36Projet1.13302740354631625000sinens/mI-yyyuvij

3、Nek。N4000-13 (tm)SysLibraryMaterials100Neko N4000-13 SI (tm)SysLibraryMateriak100Neitec NH9294 (tm)SyLibraryMtenak100Neltec NH9200 (tm)SysLibraryMaterials100Nekec NH9320 (tm)SyLibraryMaterial s100Ndtcc NH9338 (tm)SysLibsryMaterials100N曲ec NH9348 (tm)SysliberyMaterials100NeltecNH9350 (tm)SyslibvryMat

4、erials100Neltec NX9240 (tmjSysLibreryMaterials100Nek” NX9245(IMJ (tm)SyslibraryMaterials100Ndtec NX9294 (tmjSysLibraryMateriak100Nehec NX9SQ0(IM) (tm)SysLibraryMateriak100Ndtec NX9320(IMl (tm)SyLibcaryMaterials100Ndtec NV9208(IM) (tm)SyLibraryMaterials100Add MaterialClone Matefial(s)Remove Matenal(s

5、)yie%v/Edit Materials . |复制永磁材料改参数:下图中的X/Y/Z Component后面有1 /T就表示该向正/反方向就是充磁方向0 View / Edit MaterialMHcriol Hone|NdFe37M Hcrinl Cooidinde Sysiem Typc: Cartesian!NameTypeValueUnitsRelative Perrneabi.1 Simple1133027403546.Bulk ConductivitySimple62EOOOsiemens/mMagnetic CcercivitjVector MagiiiudeVector M

6、.893030A per me. X CorrponeniUnit Vector 0 丫 CorrponeniUnit Vector 0 Z CorrponeniUnit Vector 1Corrpo$i:icnSoldPropcrliej of Ihc Md:ciidVicw/Edil NalciialG Active DesiC ThsProdui广 All Piodut:Vicw/Edil Modiliei厂 Thermal M(Validate MateI Calcdafe Properties for 上口u丄鼻:Properties for Permanent Mag nil厂Mu

7、& He|l.1330274OG54G31|-899300|丄冃曰曰 &Br/MpQ BiL2r Mp|1C18591 63578813OK |Cancel双击添加的材料自动加载到项目材料中四、建模添加材料I尸i I使用-建大小两个圆柱，先选中大圆柱，按住Ctrd再选小圆柱,点击 Draw Modeler Marvell 3D 中的 BOO I ean 运算中的 SubtraC t 做减运算，得到空心圆柱模型小圆柱的Z向高度参数化:曰夕Solids曰 NdFe36夕 InncrRingCrea te Cylinder选中圆柱模型白夕 OuterRing k-0 CreateCylinderB-

8、B Subtract上右键,选择 Propert i esropertie： MNSD B - M axwcllB DDesign 1 ModelerCommand IComma ndGeateCylinderCoordinate.GlobalCenter Posit.Omm 0mm innerHeightOmm , Omm .AxiszRadius20mm20mmHeight20mm20mmNumber of.00NameValueI Unit |Evaluated Va.| Dusuription厂 Show Hidden其中InnerHeight是自命名的高度参数，参数化成功。五. 添加

9、求解域点击：缶jrJ在Value里输入200六. 添加求解参数，即磁力MNSD-BW Maxwell3DDesign1 (I & ModelBonndaries?理 Excitations选中小圆柱，右键单击Parameters/Ass ign/Force七、求解设定及网格划分网格采用自动划分，不用在Mesh Operations中操作（这个是手动网格划分的选项）MNSD-B列 MaxvelBDDesign1 (M:Q Model& Soundaries& Excitations日 Parameters匚卡ZForccMesh Operationstl 炉 Ana ysis丄炉Setup 1

10、日画 Opt metrics二圧 Parametri cSetu d 14NSD-BQ Maxwell3DDesign1 (Magnel Model& BoundariesfS Excitations:1 * ParametersL 卡 ZForce麹 Mesh Operations5-炉 SetuplAnalysis3 匍 Optimetrics即可y；2 ParamctricSctup!農；arametricSetupZ上点击右键/Add Solution Setup，默认点确定在绘图区 Ctr I+A,在 Ana lysis 上单击右键/App I y Mesh Operat ions,

11、自动网格划分完毕八、参数扫描求解就是InnerHeight的变化过程中ZForce的值 Excitations勺眾 Parameters L 今 ZForcei囲 Mesh Operations 寸/ Analysis 仔 Setupl 右击自甸 Optimetrics/Add/Parametr icAdd/Ed SweepVariable |lnrerHeicht 三Vdn3t:le Description Vdn3t:le Description Sincje valueG Linear step厂 Linear comtDecade countOctave countUpd8：e |Up

12、d8：e |Sidit:Cancel Sporentiol countCancel设置计算结果项letup Sweep AnalysisSweep Definitions | Table | General Calculations | Options |E Add/Edit CalculationContext deportFpe:Sduticn:MagnetostaticI Setup 1: LastAefoptive Pararreter: hbneOutput VariablesTrace | Calculation Range Calajlation Expressicn : |zF

13、orce.Fcrce_magCategory:Variables| Output V 前 13已凸Quantity: |VjForceDesignExpression CcchcExpression convergeZForce.Fcrce_xZForce.Fcrce.y ZForce.Pee zUpdate Cokuation I Add Calculation1 ats acos acosh arg_dca argjad asin 39nh a tan atarh cos cosh dPZTorce.Fcrce jnagFunction:Done该界面是默认力ZForce的输出设置，设置完

14、后点击Add Calculation;如果要对Zforce插入其他公式输出，选择Catecory:I Variables| output vavblesForceDesignExpression Cochc Expression convergeTrace | Calculation Range |Calcuhton Exoression: |zcrce.Force.rracQuantity:| 刁ZFcrce .Force rraiZFcrce.Force_x Zf=crce.Force_y ZFcrce .Force zVariables.Update Cacclccicri Add Ca

15、lculation Output VariablesOutout variabfes厂 Vclidatc output variables for selected contextName工Expression1NegativeForce-Force j?Name： |Add Upcfate | DeleteExpression:ContextReport Typs:Solution:MaanetostaticFunction:|Setup 1: LcStAdaptre!Parameter: |NoneQjantifesCategory:(ForceQuantity:abs acos acos

16、h an a_deo ang_rad sin asinh a tanInsert Into ExpressionInsert nto Expression进行设置。- Excitatons2 蚤 Parameters卡 ZForcei 鹵 Mesh Operations3 淨 Analysis0 Setup!日 琦1 0ptimetric5.息 ParametricSetupI所有都设置好以后，在卜回ResultsParametricSetup2上单击右键，选择Analyze,等待仿真计算结束后还是上图位置处右击，选择View AnalysisResults,即可看到仿真结果:lU Post

17、An a lysis DisplayI ?drdmctricSetup2Result | Profile |“ble 北i 3匕即览茸“引別）16$/创血.c-owe 匚 j eojodzoooLL6AgE6aNClose九、磁场分布查看:? & Excitations住聚 Parameters；ZForce曲 Mesh OperationsE 炉 Analysis转 SetuplE 越 Optimetrics?- ParametricSetup 1 ParametricSetupZk EU Results先选中求解域，在Field Overlays上右击/Fields/B/B_Vector

18、(磁长的矢量分布情况）或者Mag_B （大小强弱分布情况）Create Field Plot厂 Specfy Name |E：_VtcVji1厂 Specfp FolderDecign: Maxvel3DD edgnlCorte-ctSolubon: | $&up1 : LgtAdoplig |Fidd Type: | FieldsIrhinsicVariatlcjSave As DefaultDoneField? Cafculatoi Category | StandardlumntkydIn VdumeMaa.H H_Vector WdQ BOuterRing InnaRing RegoriB VectorAIDbiecIsMmgJ J_Vcclor energyODEnerap appEnag Oh 们 ic_Lo$ Temperature Volume_Force