赣州地区雷电流幅值累积概率分布特征及计算公式  

Characteristics and calculation formula of cumulative probability distribution of lightning current amplitude in Ganzhou area

作　　者：代冬梅 欧阳星星 Dai Dongmei;Ouyang Xingxing(Longnan Meteorological Bureau,Longnan 341700;Ganzhou Meteorological Bureau,Ganzhou 341800)

机构地区：[1]龙南市气象局,龙南341700 [2]赣州市气象局,赣州341800

出　　处：《气象水文海洋仪器》2025年第1期40-43,47,共5页Meteorological,Hydrological and Marine Instruments

基　　金：赣州市气象防灾减灾科学技术研究开发基金项目“赣州地区雷电流幅值累积概率分布”(GZQXFZJZ202109)资助。

摘　　要：文章利用江西省雷电监测系统获取的2015—2019年赣州地区的闪电定位资料,通过数理统计等方法,得到赣州地区雷电流幅值累积概率分布特征。对现有不同极性雷电流幅值累积概率公式拟合曲线进行对比,根据分析结果给出更为精确的符合赣州市特征的雷电流幅值累积概率的计算公式,并利用2020年的雷电流数据对推导出的公式进行了准确性验证。旨在为进一步研究赣州雷电资源和防灾减灾工作提供不可或缺的技术资料。The article utilizes lightning location data obtained from the Jiangxi Province Lightning Monitoring System from 2015 to 2019 in the Ganzhou area,the cumulative probability distribution characteristics of lightning current amplitude in the Ganzhou area were obtained through mathematical statistics and other methods.Comparing the fitting curves of the cumulative probability formulas for lightning current amplitudes of different polarities.Based on the analysis results,a more accurate calculation formula for the cumulative probability of lightning current amplitudes that conforms to the characteristics of Ganzhou City was provided.The accuracy of the derived formula was verified using lightning current data from 2020.Intended to provide indispensable technical information for further research on lightning resources and disaster prevention and reduction work in Ganzhou.

关 键 词：雷电流幅值 累积概率 拟合对比 计算公式 

分 类 号：P427.3[天文地球—大气科学及气象学]