基于三维亥姆霍兹线圈的永磁体磁偏角测试仪校准方法的研究  

Research on calibration method of permanent magnet magnetic declination tester based on three-dimensional helmholtz coil

作　　者：廖艳春 LIAO Yanchun(Mianyang Measurement and Testing Institute,Mianyang 621000,China)

机构地区：[1]绵阳市计量测试所,四川绵阳621000

出　　处：《工业计量》2024年第3期1-4,共4页Industrial Metrology

基　　金：四川省市场监督管理局科技计划项目(SCSJZ2022013)。

摘　　要：为了对基于三维亥姆霍兹线圈的永磁体磁偏角测试仪的量值进行有效溯源,文章研究了磁偏角测试仪的工作原理、计量特性和测量标准,提出了亥姆霍兹线圈常数、三维探测线圈正交度、基准面水平度、磁偏角示值误差等技术参数的校准方法,并通过试验验证满足磁偏角测试仪的量值溯源需求。In order to effectively trace the value of the magnetic declination tester for permanent magnet based on three-dimensional Helmholtz coil,this paper studies the working principle,measurement characteristics and measurement standards of the magnetic declination tester,and proposes calibration methods for technical parameters such as Helmholtz coil constant,three-dimensional probe coil orthogonality,datum level and magnetic declination indication error.And through the test verification to meet the magnetic declination tester quantity traceability requirements.

关 键 词：永磁体 磁偏角 校准 三维亥姆霍兹线圈 

分 类 号：TH712[机械工程—测试计量技术及仪器] TM273[机械工程—仪器科学与技术]