一种亥姆霍兹线圈轴平面三维磁场测量装置  

A three-dimensional magnetic field measuring device for axial plane of Helmholtz coil

作　　者：万世荣 高文磊 丁嘉文 张计才[1] WAN Shi-rong;GAO Wen-lei;DING Jia-wen;ZHANG Ji-cai(College of Physics,Henan Normal University,Xinxiang,Henan 453007,China)

机构地区：[1]河南师范大学物理学院,河南新乡453007

出　　处：《大学物理》2023年第8期49-54,共6页College Physics

摘　　要：本文基于研制的一套亥姆霍兹线圈轴平面磁场测量装置,结合PASCO实验平台,利用二维磁传感器测量轴平面上任意一点三维磁场分量.通过MATLAB编程计算亥姆霍兹线圈磁场,获得的数值计算结果与实验测量数据进行对比分析显示误差均小于3.0%.本实验装置精确度高,通过精细的实验测量可验证数值计算的结果.本文的工作进一步优化和拓展了大学物理实验内容.This paper is based on a set of Helmholtz coil axial plane magnetic field measurement device developed,combined with the PASCO experimental platform,using a two-dimensional magnetic sensor to measure the three-dimensional magnetic field component of any point on the axial plane.The magnetic field of Helmholtz coil is calculated through MATLAB programming.The comparison between the numerical calculation results and the experimental measurement data shows that the error is less than 3.0%.This experimental device has high accuracy,and the numerical calculation results can be verified by precise experimental measurement.The work in this paper further optimizes and expands the content of university physics experiments.

关 键 词：亥姆霍兹线圈 PASCO实验平台 磁场测量 

分 类 号：O441.3[理学—电磁学]