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1Abaqus:Abaqus電磁場分析技術教程1Abaqus:電磁場分析教程#Abaqus#AbaqusPythonScriptfofromabaqusConstantsimpo2##CreateanewpartmyPart=myModel.Part(name='ElectrmyPart.Cylinder(point1=(0,0,0),point2=(0,0,heigforiinrange(1,numLmyPart.Cylinder(point1=(0,0,(i-1)*height/numLayers),point2=(0,0,i*heigfromabaqusConstantsimpomyPart.setMeshControls(regions=myPart.cells,technique=FREE,sizingFactor=0.我們可以設置線圈的電流:3fromabaqusConstantsimpomyModel.StaticStep(name='MagneticStep',previous='InitimyModel.FieldOutputRequest(name='F-Output-1',createStepName='MagneticStep',variabmyModel.Currents(name='CoilCurrent',region=my#Abaqus#AbaqusPythonScriptforsolversefromabaqusConstantsimport*#Setsolverparameters#Submitthejobmdb.Job(name='ElectratTime=None,waitMinutes=0,waitHours=0,queue=NonmodelPrint=OFF,contactPrint=OFF,history分析完成后,可以使用Abaqus的后處理功能來可視化電磁場分布,提取關#AbaqusPythonScriptffromabaqusConstantsimpo4odb=session.openOdb(name=odb=session.openOdb(name='El#Extractmagneticfieldsession.XYDataFromHs['ElectromagneticCoi#導入Abaqus模塊5#創(chuàng)建一個新的模型#創(chuàng)建一個新的模型#定義一個矩形的電磁場分析區(qū)域g,v,d,c=s.geometry,s.vertices,s.dimensions,s.#網格劃分#選擇電磁場分析類型#定義材料#定義電導率#將材料屬性應用到模型的區(qū)域例展示了如何在Abaqus中設置電壓邊界條件和電流激勵:6#設置電流激勵2.3.1代碼解釋兼容性分析等。3.1耦合分析的介紹3.1.1電磁-熱耦合分析在電磁-熱耦合分析中,Abaqus通過求解Maxwell方程和熱傳導方程來模擬電磁場和溫度場的相互作用。這種分析在感應加熱、電磁制動器、電機等設備7假設我們正在分析一個圓柱形金屬零件的感應加熱過程。金屬零件的材料屬性、電磁場的源(如交流電流的頻率和強度)以及熱邊界條件(如環(huán)境溫度和冷卻條件)都需要定義。##Abaqus電磁-熱耦合分析示例fromabaqusConstantsimmodel=mdb.models['Model-1']#創(chuàng)建零件#定義截面8instance=model.rootAssembly.Instance(name='Cylindemdb.models['Model-1'].ElectromagneticField(name='EMSource',createStemdb.models['Model-1'].steps[magneticVectorPotential=(0.0,0.0,0.0),magneticVectorPotentmagneticVectorPotentialDistributionType=UNIFORM,magneticVectorPmagneticVectorPotentialRegion=WHOLE_REGION,magneticVectorPomagneticVectorPotentialValue=0.0,magneticVectorPotentialVariable=PRESELECTmagneticVectorPotentialVector=(0.0,0.0,0.0),magneticVectorPotentialVmagneticVectorPotentialVectorDistributionType=UNIFORM,magneticVectormagneticVectorPotentialVectorRegion=WHOLE_REGION,magneticVectorPmagneticVectorPotentialVectorVariable=PRESELECT,magneticVectorPotentimagneticVectorPotentialVectorField=UNSET,magneticVectorPotentialVmagneticVectorPotentialVectorType=VECTOR,magneticVectorPotentialVemagneticVectorPotentialVectorValue=(0.0,0.0,0.0),magneticVectorPotentmagneticVectorPotentialVectorRegion=WHOLE_REGION,magneticVectorPmagneticVectorPotentialVectorVariable=PRESELECT,magneticVectorPotentialVectorValue=(0.0,magneticVectorPotentialVectorField=UNSET,magneticVectorPotentialVmagneticVectorPotentialVectorType=VECTOR,magneticVectorPotentialVemagneticVectorPotentialVectorValue=(0.0,0.0,0.0),magneticVectorPotentmagneticVectorPotentialVectorRegion=WHOLE_REGION,magneticVectorPmagneticVectorPotentialVectorVariable=PRESELECT,magneticVectorPotentimagneticVectorPotentialVectorField=UNSET,magneticVectorPotentialVmagneticVectorPotentialVectorType=VECTOR,magneticVectorPotentialVemagneticVectorPotentialVectorValue=(0.0,0.0,0.0),magneticVectorPotent9magneticVectorPotentialVectorRegion=WHOLE_REGION,magneticVectormagneticVectorPotentialVectorField=UNSET,magneticVectorPotentialmagneticVectorPotentialVectorValue=(0.0,0.0,0.0),magneticVectorPotenmagneticVectorPotentialVectorRegion=WHOLE_REGION,magneticVectormagneticVectorPotentialVectorField=UNSET,magneticVectorPotentialmagneticVectorPotentialVectorValue=(0.0,0.0,0.0),magneticVectorPotenmagneticVectorPotentialVectorRegion=WHOLE_REGION,magneticVectormagneticVectorPotentialVecmagneticVectorPotentialVectorValue=(0.0,0.0,0.0),magneticVectorPotenmagneticVectorPotentialVectorRegion=WHOLE_REGION,magneticVectormagneticVectorPotentialVecmagneticVectorPotentialVectorValue=(0.0,0.0,0.0),magneticVectorPotenmagneticVectorPotentialVectorRegion=WHOLE_REGION,magneticVectormagneticVectorPotentialVectorField=UNSET,magneticVectorPotentialVmagneticVectorPotentialVectorType=VECTOR,magneticVectorPotentialVemagneticVectorPotentialVectorValue=(0.0,0.0,0.0),magneticVectorPotentmagneticVectorPotentialVectorRegion=WHOLE_REGION,magneticVectorPmagneticVectorPotentialVectorVariable=PRESELECT,magneticVectorPotentialVectorValue=(0.0,magneticVectorPotentialVectorField=UNSET,magneticVectorPotentialVmagneticVectorPotentialVectorType=VECTOR,magneticVectorPotentialVemagneticVectorPotentialVectorValue=(0.0,0.0,0.0),magneticVectorPotentmagneticVectorPotentialVectorRegion=WHOLE_REGION,magneticVectorPmagneticVectorPotentialVectorVariable=PRESELECT,magneticVectorPotentialVectorValue=(0.0,magneticVectorPotentialVectorField=UNSET,magneticVectorPotentialVmagneticVectorPotentialVectorType=VECTOR,magneticVectorPotentialVemagneticVectorPotentialVectorValue=(0.0,0.0,0.0),magneticVectorPotentmagneticVectorPotentialVectorRegion=WHOLE_REGION,magneticVectorPmagneticVectorPotentialVectorVariable=PRESELECT,magneticVectorPotentialVectorValue=(0.0,magneticVectorPotentialVectorField=UNSET,magneticVectorPotentialVmagneticVectorPotentialVectorType=VECTOR,magneticVectorPotentialVemagneticVectorPotentialVectorValue=(0.0,0.0,0.0),magneticVectorPotentmagneticVectorPotentialVectorRegion=WHOLE_REGION,magneticVectorPmagneticVectorPotentialVectorVariable=PRESELECT,magneticVectorPotentialVectorValue=(0.0,magneticVectorPotentialVectorField=UNSET,magneticVectorPotentialVmagneticVectorPotentialVectorType=VECTOR,magneticVectorPotentialVemagneticVectorPotentialVectorValue=(0.0,0.0,0.0),magneticVectorPotentmagneticVectorPotentialVectorRegion=WHOLE_REGION,magneticVectorPmagneticVectorPotentialVectorVariable=PRESELECT,magneticVectorPotentialVectorValue=(0magneticVectorPotentialVectorField=UNSET,magneticVectorPotentialVmagneticVectorPotentialVectorType=VECTOR,magneticVectorPotentialVemagneticVectorPotentialVectorValue=(0.0,0.0,0.0),magneticVectorPotentmagneticVectorPotentialVectorRegion=WHOLE_REGION,magneticVectorPmagneticVectorPotentialVectorVariable=PRESELECT,magneticVectorPotentialVectorValue=(0.0,mdb.models['Model-1'].TemperatureBC(name='AmbientTemp',createregion=instance.sets['Set-1'],temperature=20.0,amplitude=Umdb.models['Model-1'].Statimdb.models['Model-1'].ElecmagneticVectorPotentialAmplitude=UNSET,magneticVectorPotentialDistmagneticVectorPotentialField=UNSET,magneticVectorPotentialRmagneticVectorPotentialType=SCALAR,magneticVectorPotentialValue=magneticVectorPotentialVariable=PRESELECT,magneticVectorPotentialVemagneticVectorPotentialVectorAmplitude=UNSET,magneticVectorPotentialmagneticVectorPotentialVectorField=UNSET,magneticVectorPotentialVmagneticVectorPotentialVectorType=VECTOR,magneticVectorPotentialVemagneticVectorPotentialVectorValue=(0.0,0.0,0.0),magneticVectorPotentmagneticVectorPotentialVectorRegion=WHOLE_REGION,magneticVectorPmagneticVectorPotentialVectorVariable=PRESELECT,magneticVectorPotentimagneticVectorPotentialVectorField=UNSET,magneticVectorPotentialmagneticVectorPotentialVectorType=VECTOR,magneticVectorPotentialVectorVarmagneticVectorPotentialVectorValue=(0.0,0.0,0.0),magneticVectorPotenmagneticVectorPotentialVectorRegion=WHOLE_REGION,magneticVector#網格劃分atTime=None,waitMinutes=0,waitHours=0,queue=NonmodelPrint=OFF,contactPrint=OFF,historjob.submit()job.waitForCompletion()其中定義了電磁力,模擬了電磁場對零件的作用。最后,我們進行了網格劃分,在Abaqus中,可以通過定義材料的B-H曲線(磁感應強度與磁場強度的關系曲線)來模擬鐵磁材料的非線性磁導率。這需要在材料定義中輸入實驗數(shù)據或使用理論模型。3.2.1.1示例:電機鐵芯的非線性電磁場分析假設我們正在分析一個電機鐵芯的電磁場分布,鐵芯材料為非線性鐵磁材料。material.BHCurve(name='BHCurve',table=((0.0,0.0),(0.1,100.0),(0.2,200.0material.MagneticPermeability(table=('BHC在非線性電磁場分析中,我們首先定義了鐵磁材料的B-H曲線,這代表了材料的磁化特性。然后,我們在材料定義中使用了這個B-H曲線來模擬材料的非線性磁導率。這種分析方法能夠更準確地預測電機鐵芯在不同磁場強度下的3.3多物理場分析多物理場分析是指同時考慮多個物理場的相互作用,如電磁場、結構力學和熱力學的耦合。在Abaqus中,這通常通過定義耦合載荷和邊界條件來實現(xiàn)。在電磁-結構耦合分析中,電磁力會導致結構變形,而結構變形又會影響電磁場的分布。這種分析在電磁驅動器、電磁閥等設備的設計中非常重要。假設我們正在分析一個電磁驅動器的電磁力和結構響應。假設我們正在分析一個電磁驅動器的電磁力和結構響應。mdb.models['Model-1'].ElectromagneticForce(name='magneticVectorPotentialAmplitude=UNSET,magneticVectorPotentialDismagneticVectorPotentialType=SCALAR,magneticVecmagneticVectorPotentialVariable=PRESELECT,magneticVectorPotentialVmagneticVectorPotentialVectorAmplitude=UNSET,magneticVectorPotentiamagneticVectorPotentialVectorField=UNSET,magneticVectorPotentialmdb.models['Model-1'].DisplacementBC(name='Famplitude=UNSET,fixed=OFF,distributionType=UN4.1結果可視化#Abaqus#AbaqusPythonScriptforElectricFieframe=odb.steps[stepName].fr#Createacontourplotforelectsession.viewports['Viewport:1'].odbDisplay.setFrame(step=stesession.viewports['Viewport:1'].odbDisplay.setPrimaryVariable(varsession.viewports['Viewport:1'].odbDisplay.setVectorDisplayOptions(vectorStyle=ARROW,vectorSize=0.01,vectorResolution=10,vectorColor=(0.0,0.0,1.0),vectorArrowheadSize=0session.viewports['Viewport:1'].odbDisplay.setVectorDisplayOpSize=0.01,vectorResolution=10,vectorColor=(0.0,0.0,1.0),vectorArrowheadSize=0session.viewports['Viewport:1'].odbDisplay.setVectorDisplayOptions(veSize=0.01,vectorResolution=10,vectorColor=(0.0,0.0,1.0),vectorArrowheadSize=0session.viewports['Viewport:1'].odbDisplay.setVectorDisplayOptions(veSize=0.01,vectorResolution=10,vectorColor=(0.0,0.0,1.0),vectorArrowheadSize=0session.viewports['Viewport:1'].odbDisplay.setVectorDisplayOptions(veSize=0.01,vectorResolution=10,vectorColor=(0.0,0.0,1.0),vectorArrowheadSize=0session.viewports['Viewport:1'].odbDisplay.setVectorDisplayOptions(veSize=0.01,vectorResolution=10,vectorColor=(0.0,0.0,1.0),vectorArrowheadSize=0session.viewports['Viewport:1'].odbDisplay.setVectorDisplayOptions(veSize=0.01,vectorResolution=10,vectorColor=(0.0,0.0,1.0),vectorArrowheadSize=0session.viewports['Viewport:1'].odbDisplay.setVectorDisplayOptions(vectorStyle=ARROW,vectorSize=0.01,vectorResolution=10,vectorColor=(0.0,0.0,1.0),vectorArrowheadSize=0session.viewports['Viewport:1'].odbDisplay.setVectorDisplayOptions(vectorStyle=ARROW,vectorSize=0.01,vectorResolution=10,vectorColor=(0.0,0.0,1.0),vectorArrowheadSize=0session.viewports['Viewport:1'].odbDisplay.setVectorDisplayOptions(veSize=0.01,vectorResolution=10,vectorColor=(0.0,0.0,1.0),vectorArrowheadSize=0session.viewports['Viewport:1'].odbDisplay.setVectorDisplayOptions(vectorSSize=0.01,vectorResolution=10,vectorColor=(0.0,0.0,1.0),vectorArrowheadSize=0session.viewports['Viewport:1'].odbDisplay.setVectorDisplayOptions(vectorStyle=ARROW,vectorSize=0.01,vectorResolution=10,vectorColor=(0.0,0.0,1.0),vectorArrowheadSize=0session.viewports['Viewport:1'].odbDisplay.setVectorDisplayOptions(vectorSSize=0.01,vectorResolution=10,vectorColor=(0.0,0.0,1.0),vectorArrowheadSize=0session.viewports['Viewport:1'].odbDisplay.setVectorDisplayOptions(vectorStyle=ARROWSize=0.01,vectorResolution=10,vectorColor=(0.0,0.0,1.0),vectorArrowheadSize=0session.viewports['Viewport:1'].odbDisplay.setVectorDisplayOptions(vectorStyle=ARROW,vectorSize=0.01,vectorResolution=10,vectorColor=(0.0,0.0,1.0),vectorArrowheadSize=0session.viewports['Viewport:1'].odbDisplay.setVectorDisplayOptions(vectorStyle=ARROW,vectorSize=0.01,vectorResolution=10,vectorColor=(0.0,0.0,1.0),vectorArrowheadSize=0session.viewports['Viewport:1'].odbDisplay.setVectorDisplayOptions(vectorSSize=0.01,vectorResolution=10,vectorColor=(0.0,0.0,1.0),vectorArrowheadSize=0session.viewports['Viewport:1'].odbDisplay.setVectorDisplayOptions(vectorSSize=0.01,vectorResolution=10,vectorColor=(0.0,0.0,1.0),vectorArrowheadSize=0session.viewports['Viewport:1'].odbDisplay.setVectorDisplayOptions(vectorSSize=0.01,vectorResolution=10,vectorColor=(0.0,0.0,1.0),vectorArrowheadSize=0session.viewports['Viewport:1'].odbDisplay.setVectorDisplayOptions(vectorSSize=0.01,vectorResolution=10,vectorColor=(0.0,0.0,1.0),vectorArrowheadSize=0#AbaqusPythonScriptforExtractingElectricFifromabaqusConstantsimpoodb=session.openOdb(name=mframe=odb.steps[stepName].frames[framelndex]#ExtractelectricfieldintelectricFieldData=electricField.values#Printelectricfieldintprint('Position:,data.position,'在電磁場分析中,誤差評估和模型驗證是確保分析結果準確性和可靠性的#Abaqus#AbaqusPythonScriptforfromabaqusConstantsimpo測值以上示例展示了如何在Abaqus中進行電磁場分析的后處理,包括結果的可

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