一种新型远距离无线双向通信检测系统研究

TM933; 为满足测井过程中需要实时准确获得井下温度压力等相关数据,以及测试人员对井下工作系统的远距离实时操作的需求,设计了一种新型远距离无线双向通信检测系统.该系统由井下模块与地面模块组成.针对井下通信信道复杂,上行下行信号需在同一信道中传输,信号衰减严重且信噪比低的难点,设计了基于时频分复用协议的低频电磁场信道,并采用小波去噪等方法解决微弱信号测量的难题.试验表明,该系统在实地工况下首次成功实现套管井中的双向通信,对测井等远距离检测技术发展具有积极意义....

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Published in电测与仪表 Vol. 57; no. 15; pp. 53 - 58
Main Authors 刘昶, 胡皓然, 陈庆, 李红斌, 庞东晓, 王强
Format Journal Article
LanguageChinese
Published 华中科技大学电气与电子工程学院,武汉430074%中石油川庆钻探工程有限公司钻采工程技术研究院,四川广汉618300%四川航天烽火伺服控制技术有限公司,成都611130 10.08.2020
Subjects
双向通信
小波去噪
无线传输
试井检测
Online AccessGet full text
ISSN1001-1390
DOI10.19753/j.issn1001-1390.2020.15.009

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Abstract TM933; 为满足测井过程中需要实时准确获得井下温度压力等相关数据,以及测试人员对井下工作系统的远距离实时操作的需求,设计了一种新型远距离无线双向通信检测系统.该系统由井下模块与地面模块组成.针对井下通信信道复杂,上行下行信号需在同一信道中传输,信号衰减严重且信噪比低的难点,设计了基于时频分复用协议的低频电磁场信道,并采用小波去噪等方法解决微弱信号测量的难题.试验表明,该系统在实地工况下首次成功实现套管井中的双向通信,对测井等远距离检测技术发展具有积极意义.
AbstractList TM933; 为满足测井过程中需要实时准确获得井下温度压力等相关数据,以及测试人员对井下工作系统的远距离实时操作的需求,设计了一种新型远距离无线双向通信检测系统.该系统由井下模块与地面模块组成.针对井下通信信道复杂,上行下行信号需在同一信道中传输,信号衰减严重且信噪比低的难点,设计了基于时频分复用协议的低频电磁场信道,并采用小波去噪等方法解决微弱信号测量的难题.试验表明,该系统在实地工况下首次成功实现套管井中的双向通信,对测井等远距离检测技术发展具有积极意义.
Author 庞东晓
王强
李红斌
刘昶
陈庆
胡皓然
AuthorAffiliation 华中科技大学电气与电子工程学院,武汉430074%中石油川庆钻探工程有限公司钻采工程技术研究院,四川广汉618300%四川航天烽火伺服控制技术有限公司,成都611130
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Hu Haoran
Chen Qing
Pang Dongxiao
Liu Chang
Wang Qiang
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小波去噪
无线传输
试井检测
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