磁暴监测系统相对测量组件设计与实现

Design and Implementation of Relative Measurement Components of Magnetic Storm Monitoring System

分析磁暴的破坏性影响和磁暴监测的需求,给出了磁暴监测系统相对测量组件的实现原理.详细分析相对测量组件中的磁通门传感器噪声性能特性和地磁基本场的补偿原理,并对关键的激磁电路进行了分析.最后,讨论了相对测量组件的测试原理和测试环境,测试组件关键的噪声水平和非线性度指标,并给出测试结果.

This article first analyzes the destructive impact of magnetic storms and the need for magnetic storm monitoring,then puts forward the realization principle of relative measurement component of magnetic storm monitoring system.This paper analyzes the noise performance characteristics of the fluxgate sensor in the relative measurement assembly and the compensation principle of the geomagnetic basic field in detail,and analyzes the key excitation circuit further more.Finally,this paper discusses the test principle and test environment of relative measurement components,and the test method for critical noise level and nonlinearity specification of the components,then gives the test results.