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易县地震台数字化仪器避雷改造
引用本文:支树明,吴小平,李光义,李占录,赵振增,吴进军. 易县地震台数字化仪器避雷改造[J]. 华北地震科学, 2005, 23(3): 60-62
作者姓名:支树明  吴小平  李光义  李占录  赵振增  吴进军
作者单位:1. 河北省地震局易县地震台,河北,易县,074211
2. 河北省地震局流动测量队,河北,保定,071000
摘    要:避雷工作是一项较复杂的系统工程,在数字化台网的运行过程中,易县台的数字化地震前兆观测仪器(以后简称数字化仪器)连续数次因遭雷击而损坏,给台站工作和资料质量造成巨大损失.本文分析了造成雷击的原因,介绍了我台所采取的避雷方法.

关 键 词:避雷 接地电阻 数字化仪器 交流接触器 VST管
文章编号:1003-1375(2005)03-0060-03
收稿时间:2005-05-16
修稿时间:2005-05-16

Reconstruction of arrester in Yixian Seismostation
ZHI Shu-ming,WU Xiao-ping,LI Guang-yi,LI Zhan-Lu,ZHAO Zhen-zeng,WU Jin-jun. Reconstruction of arrester in Yixian Seismostation[J]. North China Earthquake Sciences, 2005, 23(3): 60-62
Authors:ZHI Shu-ming  WU Xiao-ping  LI Guang-yi  LI Zhan-Lu  ZHAO Zhen-zeng  WU Jin-jun
Affiliation:1. Yixian Seismostation of Earthquake Administration of Hebei Province, Yixian 074211, Hebei Province, China; 2. Baoding Central Seismostation of Earthquake Administration of Hebei Province, Baoding 071000, Hebei Province, China
Abstract:Lightning prevention is a complex work. In the operation of past, the digital seismic precursor instruments have been damaged by lightning several times and it affected the quality of observational data greatly. The reason to cause lightning strike is discussed here, and the lightning prevention method that is used in our station is introduced.
Keywords:lightning prevention   ground resistance   digital instruments   AC contactor   VST tube
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