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闪电VHF辐射窄带干涉仪定位系统

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摘要 自主改进研制了干涉仪硬件系统,并阐述了VHF辐射窄带干涉仪对闪电的定位原理,该系统基于双基线正交5d线阵列,采用直接高频放大检相,降低了采用变频电路时带来的系统误差,提高了整个系统的精度。以微秒时间分辨率对闪电随时空的发生与发展进行2维(仰角—方位角)定位,同时结合电场变化和辐射强度变化,可以分析闪电辐射源击穿的极性,对地闪的各个过程的发展可以进行细节描述。
作者 赵玉祥
出处 《甘肃科技》 2009年第7期70-73,共4页 Gansu Science and Technology
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参考文献10

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