圆形均匀带电薄板电场的数值积分和可视化  

Calculation and visualization of the electric field of the circular thin plate with uniform charge

作　　者：周群益 莫云飞 侯兆阳 周丽丽[4] Zhou Qunyi;Mo Yunfei;Hou Zhaoyang;Zhou Lili(College of General Education,Guangzhou Institute of Science and Technology,Guangzhou 510540,China;School of Electronic and Communication Engineering,Changsha University,Changsha 410022,China;School of Science,Chang’an University,Xi’an 710064,China;School of Medical and Information Engineering,Gannan Medical University,Ganzhou 341000,China)

机构地区：[1]广州理工学院通识教育学院,广东广州510540 [2]长沙学院电子信息与电气工程学院,湖南长沙410022 [3]长安大学理学院应用物理系,陕西西安710064 [4]赣南医学院医学信息工程学院,江西赣州341000

出　　处：《湖南文理学院学报（自然科学版）》2021年第4期1-5,26,共6页Journal of Hunan University of Arts and Science(Science and Technology)

基　　金：国家自科基金(12004053);广东省高校科研特色创新项目(2020KTSCX209)。

摘　　要：利用均匀带电圆环在直角坐标系中的电势和电场强度的2个分量的公式,推导了均匀带电圆形薄板的电势和电场强度的2个分量的积分公式。将积分公式无量纲化,采用数值积分法计算电势和场强的值,绘制曲面、二维等势线和电场线。The integral formulas for the electric potential and electric field of circular thin plate with uniform charge are derived according to the charged ring.The integral formulas are nondimensionalized.The distributions of the electric potential and electric field are visualized by means of MATLAB.The equipotential lines and electric field lines are drawn.

关 键 词：圆形电荷 电势 电场强度 数值积分 无量纲作图 

分 类 号：O441[理学—电磁学]