台站测震资料干扰分析处理软件研究  

Research of Interference Analysis Processing Software for Seismic Data

作　　者：何思源 李贵元 刘华姣 钟李彬[1] 徐文海[1] HE Siyuan;LI Guiyuan;LIU Huajiao;ZHONG Libin;XU Wenhai(Chengdu Seismic Standard Station,Earthquake Administration of Sichuan Province, Sichuan Chengdu 611730,China)

机构地区：[1]四川省地震局成都地震基准台,四川成都611730

出　　处：《四川地震》2020年第4期36-41,共6页Earthquake Research in Sichuan

基　　金：四川省地震局科技专项(LY2015).

摘　　要：针对台站测震资料中的各类干扰,研究了一款基于MATLAB开发的测震资料干扰分析处理软件。该软件以快速傅里叶变换、希尔伯特-黄变换、小波变换和速度功率谱估计作为基础分析方法;以FIR滤波器、小波变换去噪作为基本处理手段,能够快速分析与处理测震资料中的干扰。The software is based on MATLAB,aiming at the situation that seismic data of stations are affected by various frequency interference.Fast Fourier transform,Hilbert-Huang transform,Wavelet transform and Power spectrum of speed are the basis of the analysis method.Wavelet filtering with FIR filter is the basic means of processing.The software has ability to quickly analyze and process interference in seismic data.The development of the software will provide convenience for the seismic measurement and analysis work of the station,which has positive significance for the future seismic measurement work.

关 键 词：测震资料 软件开发 MATLAB 波形干扰 

分 类 号：P315.31[天文地球—地震学]