AnsoftMaxwell3D圆柱永磁体受力仿真——Harris

1、Ansoft Maxwell 3D圆柱永磁体受力仿真Harris问题分析:16 / 109 / 10两个圆柱形永磁铁,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：一.翻开Maxwell软件,点击笑三维建模,保存文件及分析工程点击 I File Edit View Project Draw Modeler"cis Window He!p,设jg SolutionType静磁场Magnetostatic求解器类型Solutfan MNSD-B IMUawdl3DDQC；9nlr EdJ/CMbiTicrdiertEleciicDC CWboe厂冏QIGhci

2、Rcd-Eteosk TiarxM三、设置永磁材料/NameLocationOriginRelativePermeabilityBulkConductivityAJ| NdFe36Project1.1330274015462162500(kiemens/ mNdco N4000-13 (fm)SysLibraryMaterials100Ndco N4000-13 SI (tm)SyslilxoryMaterials100Neltec NH9294 (tm)SyslibyryMaterials100Neltec NH9300 (tm)SysLibraryMaterials100Neltec NH

3、9320 (ten)SysLibraryMaterials100Ndtec NH9338 (tm)丫庐 LibraryMaterials100Ndtec NH9348 (tm)SysLibcaryMaterials100Ndtec NH9250 (tm)SysLibraryMatenals100Ndtec NX9240 (tm)SyLibraryMoten al 5100Ndtcc NX9245QM) (tm)Sy5lit>raryMaterials100Neltec NX9294 (tm)SydJMryMaterials100Neltec NX9沁0(IM(tm)SyslitxaryM

4、aterials100Neltec NX93200M) (tm)SysLibraryMaterials100Ndtec NY9208(IM) (tm)SysLibraryMaterials100VMaterials | Material Filters Search ParametersSearch by NameSearch CnteriaLibraries “ Show Project definrticxis J Show jII librariesG by NameC by PropertyH sy%| Materials|Reiabve PermitbvctyViev/Edit Ma

5、terialsAdd Material .Clone Material(s)Remove Materialfs)Export to Library.MHcriol Hone|NdFe37NameTypeValueUnitsRelative Permeabi.Simple1.133027403546.Bulk ConductivitySimpleKEOOOsienens/mMagnetic CcerciYi®Vector MagiiiudeVector M.899030A per me. X CorrponeniUnit Vector 0 丫 CorrponeniUnit Vector

6、 0 Z CorrponeniUnit Vector 1CorrposcicnSoldPropciticj of lhe MdiciidVicw/EdilNalciialG Active DesiThsProduiAll PiodusView/Edil Modifici 厂 Thermal M(Validate MateI Cahdafe Properties for 二1比2心血诃仟于切一_*| Kft |»§D复制永磁材料改参数：I、图中的XA/Z Component后而有V-1就表示该向匸/反方向就是充磁方向0 View / Edit MaterialB Hcrbl

7、CooidifKc>pc:CartesianProperties for Permanwnt Magnetr Mu|1.1220274025&的 117 He|.899300|A_p3r_mefer P Br/Mp介 Bi11.28|tcsloC Mp |1C18591.63578813jApormctcr 二OK |Cancel双击添加的材料自动加载到工程材料中四、建模添加材料I 0 I使用 建大小两个圆柱,先选中大圆柱,按住Ctrl再选小圆柱,点击Draw Modeler Maxell 3D中的Boolean运算中的Subtract做减运算,得到空心圆柱模型小圆柱的Z向髙度参

8、数化：才£ Solids| 百皙 NdFe36 自夕 InncrRingCrea teCyirds巨.0 OuterRirgH 0 CreateCylirder选中圆柱模型门一由出Subtract 上右键,选择Propertjesrope»lic5： MNSD B M axwellS DDesign 1 ModelerCommand IComma ndGeateCylinderCoordinate.GlobalCenter Posit.0mm 0mm InnerHeight0mm , Omm .AxiszRadius20mm20mmHeight20mm20mmNumber

9、of.00NameValueI Unit |Evaluated Va.| Dusuription厂 Show Hidden当民点击其中InnerHeight是自命名的髙度参数,参数化成功.五、添加求解域0占|炖二1-,在Value里输入200六、添加求解参数,即磁力选中小圆柱,右键单击MNSD-B曲 Maxwdl3DDesign1 (H & Model白 3oundaries ExcitaticnsParameters/Assign/ForceForce SetupForce | Post Processing |Name:ForcelType( VirtualC Lorentz七、求

10、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丹 Maxvell3DDesign1 MQ Model& Boundaries& Excitations晁 ParametersL 卡 ZForceMesh Operations日炉 Analysis】炉Setup 1曰画 Optmetrics二淤 ParametricSetiiol4NSD-BQ Naxvdl3DDesign1 (Magnel© Model& BoundariesExcitationsq寰 ParametersL 帀1 ZForce

11、炳 Mesh OperationsAnaysis炉 Setupl3 匍 OptimetricsParamctri cSctu p 1 ParametricSetup2上点击右键/Add Solution Setup,默认点确定即可在绘图区Ctrl+A,在Analysis上单击右键/Apply Mesh Operations»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2 ® Excitations勺眾 ParametersZForce團 Mesh Operations 寸0 Analysis 炉 Setupl 右击屈Optimet

12、rics/Add/ParametricAdd/Ed'rt Sweep><Variable |lnrerHeicht 三Variatle DescriptionVariatle DescriptionSineje valueC Linear step厂 Linear comtDecade countOctave countExporcntiol countUpdcre » |Updcre » |CancelCaned设置汁算结果项letup Sweep AnalysisSweep Definitions | Table | General Calculat

13、ions | Options |SolutionCalculationSetup CalculateonsDeleteci Add/Edit CalculationCcntextReportFpe:已 tostaticl"race | Calculation Range |Sduticn:I Setup 1: LastAcbptive Calculation Expressicn : |ZForcc.Fcrcc_n>agPararreter!WoreQuantity: ICategory:Fun oon:Output VariablesUpdate Colzuaticri I

14、Add CalculationDone该界而是默认力ZForce的输岀设置,设置完后点击Add Calculation;如果要对Zforce插入其 他公式输出,选择J MagnetostaticuexiReportT心：Solution; (Ccajpl: LostAcopth/c 二Trace | Calculation Range Calcubton Ex?reion: |Zrcrce.Force_fracParameter; |nomDesignExpression Cache Expression ConvergeCatecory: |aiables| Output Varwbl&qu

15、ot;ForceQuantity:Zrcrce.Force_ma«ZFcrce.ForcE_x Zrcrce.Force_y ZFcrce Force zloitru:Variables.Update Cacildticn I Add Calculatior令 Output VariablesOutput variabfes厂 Validate output variables ter sccctcd contcxtName： |AddUpdate ICekicExpression:FunctionQjantifesCategory:|ForceOjantity:ZForce. Fo

16、rce_magZForce. Forces 2Force.Force_y 2Force.Force_z1 <ncne>MTabs acos acosh ang.deg ngj-ad asm asinha tan -_uVFunction:Insert into ExprcssbnInsert nto Expression进行设置.& ExcitationsParamc ters卡ZForce?阀 Mesh Operations日 0 Analysis g Setupl3 1 OptimetricsParametricSetup!Pa ramctricSctup2所有都设置好

17、以后,在回Results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 Analysis Results,即可看到仿真结果:I1J Post An a lysis DisplayI ?drdmetricSetup2Result J Profile |View: C Table丸I US即S皿茸 也旧bles'/訓归Q Pict X: |hneiHeighl30000200 00 -100 00-200 00LaetAdapti/e: NogalveForce ZForco -20 00-10.00 0.00 10.00 innerHeignt mmj

18、colMew exIOLLzooou.a/qE6aN0 00-20.00Close九、磁场分布查看:k Excitations库聚 Parameters；罕 ZForce曲 Mesh Operations E 炉 Analysis賢 Setup 1总翔 Optimetrics澀 ParametricSetup!S? ParametricSetupZk E3 Results先选中求解域,在Field O'erlays上右击/Fields/B/B_Vector 磁长的矢量分布情况或者Mag B 大小强弱分布情况Ansoft Maxwell 3D圆柱永磁体受力仿真Harris18 / 1010 / 10Create Field Plot厂 Specfy NameFidd? Cd匕ulaoi.厂 Specty Folder f