首页 | 本学科首页   官方微博 | 高级检索  
     检索      

新疆2次中强地震前的临界慢化现象研究
引用本文:高丽娟,杨又陵,刘建明,朱成英.新疆2次中强地震前的临界慢化现象研究[J].内陆地震,2013(4):311-318.
作者姓名:高丽娟  杨又陵  刘建明  朱成英
作者单位:新疆维吾尔自治区地震局,新疆乌鲁木齐830011
基金项目:新疆地震科学基金课题(201105).
摘    要:以2011年尼勒克、巩留交界6.0级和新源、和静交界6.6级地震为例,研究了2次地震前周边的形变和流体资料临界慢化现象。首先,用小波变换方法对观测资料进行了预处理,然后计算了临界慢化现象的预警指标,方差和自相关系数,进而总结了2次6级地震发生前观测资料的临界慢化现象特征。结果表明,2次6级地震前出现了临界慢化现象。

关 键 词:临界慢化  方差  自相关系数  地震预测

RESEARCH ON CRITICAL SLOWING DOWN PRECURSOR BEFORE TWO MODERATE EARTHQUAKES IN XINJIANG
GAO Li-juan,YANG You-ling,LIU Jian-ming,ZHU Cheng-ying.RESEARCH ON CRITICAL SLOWING DOWN PRECURSOR BEFORE TWO MODERATE EARTHQUAKES IN XINJIANG[J].Inland Earthquake,2013(4):311-318.
Authors:GAO Li-juan  YANG You-ling  LIU Jian-ming  ZHU Cheng-ying
Institution:( Earthquake Administration of Xinjiang Uygur Autonomous Region, Urumqi 830011 ,Xinjiang, China)
Abstract:We study on critical slowing down precursor phenomenon through deformation and fluid da- ta before two moderate earthquakes in Xinjiang. The characteristics of critical slowing down precursor phenomenon was found by calculating alarm signal, variance and autocorrelation coefficient. The re- suits showed there is critical slowing down precursor before earthquake with Ms6.0 in Xinjiang.
Keywords:Critical slowing down  Variation  Autocorrelation coefficient  Earthquake prediction
本文献已被 维普 等数据库收录!
设为首页 | 免责声明 | 关于勤云 | 加入收藏

Copyright©北京勤云科技发展有限公司  京ICP备09084417号