| 一类新型非晶丝微磁探测器在坦克静态 磁场分析中的应用 |
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| 引用本文： | 孙骥,邓甲昊,高珍,宋崧.一类新型非晶丝微磁探测器在坦克静态 磁场分析中的应用[J].北京理工大学学报,2009,29(2):95-99. |
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| 作者姓名： | 孙骥 邓甲昊 高珍 宋崧 |
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| 作者单位： | 北京理工大学,宇航科学技术学院,北京,100081 |
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| 基金项目： | 国家自然科学基金，航天科技创新基金 |
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| 摘 要： | 在了解FeCoSiB非晶丝材料物理特性的基础上,利用傅里叶解析法对非晶丝的巨磁阻抗效应展开分析,对其数学模型进行实验验证.进而探讨基于非晶丝传感元件的高灵敏度微磁物理场探测技术及电路实现途径,并以CPLD芯片为核心设计信号处理电路.实验结果证明传感器在0～1T的量程内具有较好的线性度,其分辨率可达100nT.并利用这种新型微磁探测器对地磁场变化的高灵敏性,分析坦克目标静态复合磁场的空间分布及通过特性,提高了数理模型的准确性.
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| 关 键 词： | 巨磁阻抗(GMI)效应 装甲目标 非晶丝 微磁探测 地磁场 |
| 收稿时间： | 2008/3/27 0:00:00 |
Application of a Novel Amorphous Micro-Magnetic Sensor in the Analysis of Static Magnetic Field Around a Tank |
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| SUN Ji,DENG Jia-hao,GAO Zhen and SONG Song.Application of a Novel Amorphous Micro-Magnetic Sensor in the Analysis of Static Magnetic Field Around a Tank[J].Journal of Beijing Institute of Technology(Natural Science Edition),2009,29(2):95-99. |
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| Authors: | SUN Ji DENG Jia-hao GAO Zhen and SONG Song |
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| Institution: | School of Aerospace Science and Engineering;Beijing Institute of Tehnology;Beijing 100081;China |
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| Abstract: | A novel sensor with detection and signal processing circuit of micro-magnetic physical fields is proposed.The approach is based on the physical characteristics of Fe-Co-Si-B amorphous wires,and the theory of giant magneto-impedance effect and resonant circuit.With improvement in forms and algorithms of magnetic sensor,the circuit ensured the characteristics of high sensitivity,high detection precision,fast response and small power consumption.Experiments showed that the measurement range was 0~1 T and resol... |
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| Keywords: | giant magneto-impedance armor target amorphous wires weak magnetic detection the Earth's magnetic field |
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