日全食期间雷电脉冲主频率的概率分布估计
doi: 10.11728/cjss1981.01.077 cstr: 32142.14.cjss1981.01.077
THE ESTIMATE OF PROBABILITY DISTRIBUTION OF THE DOMINANT FREQUENCIES FOR THE LIGHTNING DURING AN ECLIPSE OF THE SUN
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摘要: 本文利用日全食期间雷电信号的频谱分析结果, 研究了雷电脉冲信号主频率的概率分布, 并与非日全食期间的日常雷电信号作了比较。结果认为:日全食期间雷电脉冲的主频率服从高斯分布, 其均值μ和根方差σ的95%置信区间分别为8845赫芝≤μ<10381赫芝和2485赫芝≤σ<3203赫芝;但是非日全食期间雷电脉冲的主频率不服从高斯分布, 它他的均值明显地低于日全食期间的主频率均值。Abstract: In this paper we estimated the probability distribution of the dominant frequencies for the lightning during a total eclipse of the Sun, using the spectral data from 1 It was pointed out that the dominant frequencies may follow a Gaussian(or normal)distribution, and the reliable region of mean and rms for dominant frequencies are 8845 Hz, 10381 Hz and 2485 Hz, 3203 Hz respectively.
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