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数字强震仪线道和极性的现场安装判断与纠正
引用本文:朱建钢,黎大虎,赖敏.数字强震仪线道和极性的现场安装判断与纠正[J].四川地震,2007(2):26-30.
作者姓名:朱建钢  黎大虎  赖敏
作者单位:四川省地震局台站管理中心,四川成都,610041
摘    要:强震记录对于地震科学研究、抗震设计理论、政府救灾决策非常重要。由于数字强震仪的线道和极性与出厂标称值不一致的情况不在少数,本文提出了一个集测定、纠正、存档为一体的现场安装工作方法。它简单、准确,其工作增量也减少到相当于1次2分钟的脉动测试。

关 键 词:数字强震仪  线道  极性
文章编号:1001-8115(2007)02-0026-05
修稿时间:2006-09-032007-03-26

Channels and polarity judging and correcting for the digital strong motion accelerograph in field work
ZHU Jian-gang,LI Da-hu,LAI Ming.Channels and polarity judging and correcting for the digital strong motion accelerograph in field work[J].Earthquake Research in Sichuan,2007(2):26-30.
Authors:ZHU Jian-gang  LI Da-hu  LAI Ming
Institution:Earthquake Administration of Sichuan Province, Sichuan Chengdu 610041, China
Abstract:The data of strong motion recordings are very important to the seismology researches,earthquake resistant design theories,and post-earthquake relief decisions of local governments.The channels and polarities of a digital strong motion accelerograph occasionally do not coincide with the ones described by the user guide.In field instrument installing,the channels,polarity and other installation have to be checked.So here we present a simple method to test the polarity,correct connecting,and save files.This method is as like as a 2 minutes operation of pulse testing.
Keywords:digital strong motion accelerograph  channel  polarity
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