| 轨道交通信号设备室电源电涌保护器参数选择 |
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| 引用本文： | 贾志强.轨道交通信号设备室电源电涌保护器参数选择[J].铁道建筑技术,2011(10):90-91. |
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| 作者姓名： | 贾志强 |
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| 作者单位： | 北京市大兴区气象局,北京,102638 |
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| 摘 要： | 轨道交通信号系统分布范围广,自动化程度高,容易遭受雷击侵害。分析了信号设备室电源电涌保护器参数选择时需要考虑的防雷分级情况,介绍了防雷冲击通流容量（标称放电电流）参数选择及其安全系数的确定。
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| 关 键 词： | 轨道交通 信号设备 电涌保护器 参数选择 |
Parameters Selection of Rail Traffic Signal Equipment and Power Surge Protector |
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| Jia Zhiqiang.Parameters Selection of Rail Traffic Signal Equipment and Power Surge Protector[J].Railway Construction Technology,2011(10):90-91. |
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| Authors: | Jia Zhiqiang |
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| Institution: | Jia Zhiqiang(Meteorological Bureau of Daxing District,Beijing 102638,China) |
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| Abstract: | Rail traffic signal system is widely distributed,high degree of automation,vulnerable to lightning damage.After analysis of classification of lightning about parameters selection of rail traffic signal equipment and power surge protector,the paper describes parameters selection of mine the impact of flow capacity（Nominal Discharge Current） and determination of safety factor. |
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| Keywords: | rail traffic signal equipment surge protector parameters selection |
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