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基于两种国标对雷击建筑物附近引起内部系统故障概率的研究

DOI: 10.16188/j.isa.1003-8337.2015.06.021, PP. 103-106

Keywords: 雷击风险,评估参数,计算对比,数值拟合

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Abstract:

我国开展雷击风险评估业务的主要依据为GB/T21714-2。而在规范中,有些评估参数在实际取值计算时,给出的值不太接近真实情况,科学性不够,影响了评估的精准性。基于最新发布的IEC62305-22010,其中有些参数的取值方法、计算公式发生了改变。本文主要通过matlab数值模拟对雷击建筑物附近引起内部系统故障概率PMS的取值方法及优化进行了一些分析讨论,分析新版本变动的原因及其利弊。本文也通过讨论和数值拟合获得了连续取值的曲线,很好的解决了该问题,使得参数的取值计算更为准确,对防雷评估工作具有较强的实用价值。

References

[1]  陈华晖,梅勇成,黄晓虹. 雷击风险评估若干参数的探讨[C].第七届中国国际防雷论坛论文摘编,2008.
[2]  马金福,汝洪博,冯志伟. 雷击风险评估中的位置因子Cd的探讨[J]. 南京信息工程大学学报(自然科学),2012 (5):415-419. MA Jinfu,RU Hongbo,FENG Zhiwei. Discussion on the location factor in lightning risk assessment[J]. Journal of Nanjing University of Information Science and Technology: Natural Science Edition,2012(5):415-419.
[3]  甘庆辉,许薇,汤强,等. 电气―几何模型在雷击风险评估中计算 Cd 值的应用[J]. 气象与环境学报,2010,26(1):69-71. GAN Qinghui,XU Wei,TANG Qiang,et al. Application of electri-geom etric model in calculating Cd[J]. Journal of Meteorology and Environment,2010,26(1):69-71.
[4]  樊荣,肖稳安,李霞,等. 基于 GB/T 21714.2的雷击风险评估软件设计及参数探讨[J]. 南京信息工程大学学报(自然科学版),2009(4):343-349. FAN Rong,XIAO Wenan,LI Xia,et al. Design of lightning disaster risk assessment software and discussion of its parameters based on GB/T 21714.2[J]. Journal of Nanjing university of information science and technology: Natural Science Edition,2009(4):343-349.
[5]  陈勇斌,谢大勇,李勤伟. 爆炸危险环境的雷击风险评估方法研究[J]. 浙江气象,2008,29(3):34-40. CHEN Yongbin,JIANG Dayong,LI Qinwei. Study on the method of explosion hazard environment lightning risk assessment[J]. Zhejiang Meteorological,2008,29(3):34-40.
[6]  李家启,秦健,李良福,等. 雷电灾害评估及其等级划分[J]. 西南大学学报(自然科学版),2010,32(11):140-144. LI Jiaqi,QIN Jian,LI Liangfu,et al. Evaluation and grade partition of lightning disaster[J]. Journal of Southwest University(Natural Science Edition),2010,32(11):140-144.
[7]  罗??,杨仲江,华晨辉. 基于模糊数学理论的既有普通建筑物雷灾风险评估[J]. 电瓷避雷器,2014(4):60-65. LUO Suxuan,YANG Zhongjiang,HUA Chenhui. Risk assessment of lightning disaster of existing ordinary buildings based on the fuzzy mathematics theory[J]. Insulators and Surge Arresters,2014(4):60-65.
[8]  张欣,杨天琦,杨仲江. 地下建筑物遭受雷击损害的风险因子分析[J]. 电瓷避雷器,2014(3):44-48. ZHANG Xin,YANG Zhongjiang,YANG Tianqi. Analysis of risk factors of lightning damage to underground buildings[J]. Insulators and Surge Arresters,2014(3):44-48.
[9]  华晨辉,杨仲江,罗??,等. 基于BP神经网络的普通建筑雷灾风险评估[J]. 电瓷避雷器,2014(5):60-65. HUA Chenghui,YANG Zhongjiang,LUO Suxuan,et al. Risk assessment method of lightning disaster about ordinary buildings based on the BP neural network process[J]. Insulators and Surge Arresters,2014(5):60-65.
[10]  冯鹤,田艳婷,李小龙,等. 雷电灾害风险评估中Am因子的选取方法研究[J]. 科学技术与工程,2013,13(33):10093-10097. FENG He,TIAN Yanting,LI Xiaolong,et al. Research on the selection method of factor Am in the evaluation of lightning disaster risk[J]. Science Technology and Engineering,2013,13(33):10093-10097.
[11]  植耀玲,冯民学,樊荣. 雷击风险评估中L0损失因子在多线路系统下的细化和改进[J]. 气象科学,2012,32(2):298-303. ZHI Yaoling,FENG Minxue,FAN Rong. The refinement and improvement of methods for calculating loss factor Lo within multilineal system in lightning risk assessment[J].Journal of the Meteorological Sciences,2012,32(3):298-303.

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