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    • 2. 发明申请
    • DOWNHOLE TELEMETRY SYSTEM AND METHOD
    • 井下电报系统和方法
    • US20050087368A1
    • 2005-04-28
    • US10605730
    • 2003-10-22
    • BRUCE BOYLENICOLAS PACAULTJEAN-MICHEL HACHEREMI HUTINRAGHU MADHAVANJACQUES JUNDT
    • BRUCE BOYLENICOLAS PACAULTJEAN-MICHEL HACHEREMI HUTINRAGHU MADHAVANJACQUES JUNDT
    • E21B47/12E21B17/02E21B47/00E21B7/00
    • E21B47/12E21B17/023E21B17/028E21B47/122
    • A cabled communication link for a drill string includes spaced apart adapter subs within the drill string and a cable connecting the adapter subs for communication of a signal therebetween. The cabled communication link may be drill pipe joints are interconnected within the drill string between adapter subs to form a piped communication link, whereby the cabled communication link establishes a pathway to the piped communication link for transmitting a signal through the drill string. The cabled communication link may also be in a non-wired section of the drill string is disposed between adapter subs, whereby the cabled communication link establishes a pathway for transmitting a signal through the non-wired section of the drill string. Inductive couplings are preferably used for communication across the adapter subs and wired drill pipe joints. Another aspect of the cabled communication employs wireless transceivers at or near the surface of the wellbore.
    • 用于钻柱的电缆通信链路包括在钻柱内的间隔开的适配器,以及连接适配器接头以用于在其间进行信号通信的电缆。 电缆通信链路可以是钻杆接头在适配器接头之间的钻柱内互连以形成管道通信链路,由此有线通信链路建立到管道通信链路的路径,用于通过钻柱发送信号。 电缆通信链路也可以在钻柱的非有线部分中设置在适配器接头之间,由此有线通信链路建立用于通过钻柱的非有线部分发送信号的路径。 电感耦合器最好用于通过适配器接头和有线钻杆接头进行通信。 电缆通信的另一方面在井眼表面处或附近采用无线收发器。
    • 5. 发明授权
    • Downhole telemetry system and method
    • 井下遥测系统及方法
    • US07040415B2
    • 2006-05-09
    • US10605730
    • 2003-10-22
    • Bruce W. BoyleNicolas PacaultJean-Michel HacheRemi HutinRaghu MadhavanJacques Jundt
    • Bruce W. BoyleNicolas PacaultJean-Michel HacheRemi HutinRaghu MadhavanJacques Jundt
    • E21B7/04
    • E21B47/12E21B17/023E21B17/028E21B47/122
    • A cabled communication link for a drill string includes spaced apart adapter subs within the drill string and a cable connecting the adapter subs for communication of a signal therebetween. The cabled communication link may be drill pipe joints are interconnected within the drill string between adapter subs to form a piped communication link, whereby the cabled communication link establishes a pathway to the piped communication link for transmitting a signal through the drill string. The cabled communication link may also be in a non-wired section of the drill string is disposed between adapter subs, whereby the cabled communication link establishes a pathway for transmitting a signal through the non-wired section of the drill string. Inductive couplings are preferably used for communication across the adapter subs and wired drill pipe joints. Another aspect of the cabled communication employs wireless transceivers at or near the surface of the wellbore.
    • 用于钻柱的电缆通信链路包括在钻柱内的间隔开的适配器,以及连接适配器接头以用于在其间进行信号通信的电缆。 电缆通信链路可以是钻杆接头在适配器接头之间的钻柱内互连以形成管道通信链路,由此有线通信链路建立到管道通信链路的路径,用于通过钻柱发送信号。 电缆通信链路也可以在钻柱的非有线部分中设置在适配器接头之间,由此有线通信链路建立用于通过钻柱的非有线部分发送信号的路径。 电感耦合器最好用于通过适配器接头和有线钻杆接头进行通信。 电缆通信的另一方面在井眼表面处或附近采用无线收发器。
    • 6. 发明授权
    • Method and apparatus for performing diagnostics on a downhole communication system
    • 用于在井下通信系统上执行诊断的方法和装置
    • US06950034B2
    • 2005-09-27
    • US10604986
    • 2003-08-29
    • Nicolas PacaultBruce W. Boyle
    • Nicolas PacaultBruce W. Boyle
    • E21B17/02E21B47/12G06F19/00
    • E21B17/028E21B47/12
    • A method for performing diagnostics on a wired drill pipe telemetry system of a downhole drilling system is provided. The method includes passing a signal through a plurality of drill pipe in the wired drill pipe (WDP) telemetry system, receiving the signal from the WDP telemetry system, measuring parameters of the received signal and comparing characteristics of the received signal parameters against a known reference to identify variations therein whereby a fault in the wired drill pipe telemetry system is identified. The signal, in the form of a waveform or a pulse, is passed through the WDP telemetry system. The impedance and/or time delay of the received signal is measured. By analyzing variations, such as resonance and/or reflections in the signal, the existence and/or location of a fault in the WDP telemetry system may be determined.
    • 提供了一种在井下钻井系统的有线钻杆遥测系统上执行诊断的方法。 该方法包括通过有线钻杆(WDP)遥测系统中的多个钻杆传递信号,从WDP遥测系统接收信号,测量接收信号的参数,并将接收到的信号参数的特性与已知参考值进行比较 以识别其中的变化,从而识别有线钻杆遥测系统中的故障。 波形或脉冲形式的信号通过WDP遥测系统。 测量接收信号的阻抗和/或时间延迟。 通过分析诸如信号中的共振和/或反射的变化,可以确定WDP遥测系统中的故障的存在和/或位置。
    • 7. 发明申请
    • METHOD AND APPARATUS FOR PERFORMING DIAGNOSTICS ON A DOWNHOLE COMMUNICATION SYSTEM
    • 用于在井下通信系统中执行诊断的方法和装置
    • US20050046591A1
    • 2005-03-03
    • US10604986
    • 2003-08-29
    • NICOLAS PACAULTBRUCE BOYLE
    • NICOLAS PACAULTBRUCE BOYLE
    • E21B17/02E21B47/12G01V3/00
    • E21B17/028E21B47/12
    • A method for performing diagnostics on a wired drill pipe telemetry system of a downhole drilling system is provided. The method includes passing a signal through a plurality of drill pipe in the wired drill pipe (WDP) telemetry system, receiving the signal from the WDP telemetry system, measuring parameters of the received signal and comparing characteristics of the received signal parameters against a known reference to identify variations therein whereby a fault in the wired drill pipe telemetry system is identified. The signal, in the form of a waveform or a pulse, is passed through the WDP telemetry system. The impedance and/or time delay of the received signal is measured. By analyzing variations, such as resonance and/or reflections in the signal, the existence and/or location of a fault in the WDP telemetry system may be determined.
    • 提供了一种在井下钻井系统的有线钻杆遥测系统上执行诊断的方法。 该方法包括使信号通过有线钻杆(WDP)遥测系统中的多个钻杆,从WDP遥测系统接收信号,测量接收信号的参数,并将接收到的信号参数的特性与已知参考值进行比较 以识别其中的变化,从而识别有线钻杆遥测系统中的故障。 波形或脉冲形式的信号通过WDP遥测系统。 测量接收信号的阻抗和/或时间延迟。 通过分析诸如信号中的共振和/或反射的变化,可以确定WDP遥测系统中的故障的存在和/或位置。