高精度空间磁通门磁力计

被引:8
作者
林钢
杨会平
白彦峥
周泽兵
机构
[1] 华中科技大学物理系
关键词
磁通门磁力计; 相关检测; 软磁材料;
D O I
10.13245/j.hust.2005.12.019
中图分类号
TM936 [磁数量测量及仪器];
学科分类号
摘要
基于软磁材料磁化饱和时的非线性特性研制了空间磁通门磁力计,用以精确测量大小为1 mT以下的稳定或者低频交变的磁场,其应用范围涉及深空探测和地球物理学等许多领域.磁通门磁力计信号处理系统应用了相关检测原理,完成了一维空间磁通门磁力计原理样机研制.对样机进行了灵敏度、线性度、噪声和分辨率的测试.实验结果表明,该原理样机的分辨率优于5.2 nT,线性动态范围达到12μT.其关键指标达到空间应用的要求.
引用
收藏
页码:61 / 63
页数:3
相关论文
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