目录摘要....................................................................1关键词....................................................................1Abstract..................................................................1KeyWords.................................................................1引言......................................................................21Matlab的图示化技术......................................................21.1几个常用的绘图指令....................................................21.2具有两个纵坐标标度的图形..............................................21.3三维曲线..............................................................32Matlab在静电场图示化中的应用............................................32.1基本原理..............................................................32.2等量同号点电荷的电场线的绘制..........................................42.3静电场中的导体........................................................63Matlab在恒定磁场图示化中的应用..........................................63.1电偶极子电磁场的Matlab图示与应用.....................................63.2两根载流长直导线在电磁场中的Matlab图示...............................83.3运动的带电粒子在均匀电磁场中的Matlab图示.............................93.4电磁波的Matlab图示..................................................114Matlab在时变电磁场仿真分析中的应用.....................................124.1Matlab图示化分析均匀平面波在理想介质中的传播.........................124.2Matlab图示化分析矩形波导的场量分布...................................145结语...................................................................19致谢.....................................................................19参考文献.................................................................20基于Matlab的电磁场图示化教学自动化王丽洁指导教师王庆兰摘要:Matlab是由美国Mathworks公司发布的主要面对科学计算、可视化以及交互式程序设计的高科技计算环境。Matlab具有丰富的计算功能和科学计算数据的可视化能力,特别是应用偏微分方程工具箱在大学物理电磁学等各类物理场的数值仿真中具有无比的优势。本文将主要介绍Matlab在静电场图示化中的应用、Matlab在恒定磁场图示化中的应用以及Matlab在时变电磁场仿真分析中的应用。利用Matlab的图示化技术、利用Matlab分析电磁学,能够更为方便的实现电磁场图示化教学,能使复杂的问题大大简化,对阐述相关原理能起到很大的作用。关键词:Matlab图示化教学电磁场时变电磁场TheelectromagneticfieldofgraphicalteachingbasedonMatlabStudentmajoringinautomationWangLijieTutorWangQinglanAbstract:MatlabispublishedbytheUnitedStates,themainfaceofthecompanyMathworksscientificcomputing,visualizationandinteractiveprogramdesignedforhigh-techcomputingenvironment.Matlabhasacomputingfunctionsandrichscientificcomputingvisualizationcapabilityofdata,especiallytheapplicationofpartialdifferentialequationtoolboxhasincomparableadvantagesinnumericalsimulationofuniversityphysicselectromagnetismandothertypesofphysicalfield.MainlyintroducestheapplicationofMatlabinelectrostaticfield,thegraphicinMatlabinaconstantmagneticfieldofgraphicalapplicationsandMatlabapplicationofelectromagneticsimulationintheanalysisoftime.UsingMatlabgraphictechnology,usingtheMatlabanalysisofelectromagnetism,canmoreconvenientteaching,theimplementationoftheelectromagneticfieldshowncangreatlysimplifythecomplexproblems,thepaperrelatedprinciplecanplayabigrole.KeyWords:Matlab;graphicteac...