无线随钻测量系统中信号处理分析  

Signal Processing and Analysis in Wireless MWD System

作　　者：梁斌[1] Liang Bin(China Oilfield Services Ltd.Langfang,Hebei 065201)

机构地区：[1]中海油田服务股份有限公司,河北廊坊065201

出　　处：《石化技术》2020年第11期113-114,共2页Petrochemical Industry Technology

摘　　要：文章系统介绍了无线随钻测量系统特点、应用状况及信号处理关键技术;分析了泥浆序列信号的去噪方法、信号的整形、提取及解码过程。无线随钻测量系统利用无线通信方式,在地面把传感器传输的各种测量数据主要采用小波及FIR滤波方法进行信号处理分析,以及时掌握钻头方位、井斜等地层结构特性。The article systematically introduces the characteristics of the MWD system,its application status and key signal processing techniques;it analyzes the denoising method of mud sequence signals,the signal shaping,extraction and decoding process.The measure while drilling system uses wireless communication to process and analyze the various measurement data transmitted by the sensor on the ground using wavelet and FIR filtering methods for signal processing and analysis,and timely grasp the drilling azimuth,well deviation,stratum structure characteristics.

关 键 词：无线随钻测量 泥浆脉冲 信号滤波 小波去噪 信号处理 

分 类 号：TE271[石油与天然气工程—油气井工程]