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    • 39. 发明申请
    • WIRELESS ACTIVATION OF WELLBORE COMPLETION ASSEMBLIES
    • WELLBORE完成组件的无线激活
    • WO2018080529A1
    • 2018-05-03
    • PCT/US2016/059641
    • 2016-10-31
    • HALLIBURTON ENERGY SERVICES, INC.
    • MERRON, Matthew JamesWALTON, Zachary WilliamFRIPP, Michael Linley
    • E21B43/25E21B43/26E21B43/17E21B47/12
    • A completion section includes a base pipe defining a central flow passage, an injection port, and a production port. A fracturing assembly includes a frac sleeve positioned within the central flow passage adjacent the injection port, a sensor that detects a wireless signal, a first frac actuator actuatable in response to the wireless signal to move the frac sleeve and expose the injection port, and a second frac actuator actuatable based on the wireless signal to move the frac sleeve to occlude the injection port. A production assembly is axially offset from the fracturing assembly and includes a production sleeve positioned within the central flow passage adjacent the production port, a filtration device arranged about the base pipe, and a production actuator actuatable based on the wireless signal or an additional wireless signal to move the production sleeve to an open position where the production ports are exposed.
    • 完井段包括限定中央流动通道,注入端口和生产端口的基管。 压裂组件包括位于邻近注入口的中央流动通道内的压裂套筒,检测无线信号的传感器,响应于无线信号可致动以移动压裂套筒并暴露注入端口的第一压裂致动器,以及 第二压裂致动器可基于无线信号致动以移动压裂套筒以阻塞注入端口。 生产组件轴向偏离压裂组件,并且包括位于靠近生产口的中心流动通道内的生产套筒,布置在基管附近的过滤装置,以及可基于无线信号或附加无线信号致动的生产致动器 将生产套筒移动到生产口暴露的开放位置。
    • 40. 发明申请
    • ADAPTIVE SIGNAL DETECTION FOR COMMUNICATING WITH DOWNHOLE TOOLS
    • 与井下工具通信的自适应信号检测
    • WO2018048392A1
    • 2018-03-15
    • PCT/US2016/050507
    • 2016-09-07
    • HALLIBURTON ENERGY SERVICES, INC.
    • WALTON, Zachary WilliamKYLE, Donald G.MERRON, Matthew JamesFRIPP, Michael Linley
    • E21B47/12G01V3/18G01V1/40E21B47/06
    • Communication from a well surface location at a well site to a downhole tool positioned within a wellbore may be performed such that fluid flow is not restricted through the downhole tool. For example, a method may include: sending a signal from an uphole location to a downhole tool located in a wellbore, wherein the signal comprises at least one event selected from the group consisting of a magnetic wellbore projectile, an acoustic pulse, and a pressure change; taking measurements with a sensor coupled to the downhole tool, wherein the sensor is at least one selected from the group consisting of a magnetic sensor, an acoustic sensor, and a pressure sensor; identifying the signal based on at least one of the measurements greater than an adaptive threshold value; and actuating the downhole tool from a first configuration to a second configuration upon identification of the signal.
    • 可以执行从在井场的井表面位置到位于井眼内的井下工具的通信,使得流体流动不被限制通过井下工具。 例如,一种方法可以包括:从井上位置向位于井眼中的井下工具发送信号,其中该信号包括从包括磁性井筒射弹,声脉冲和压力的组中选择的至少一个事件 更改; 用与井下工具连接的传感器进行测量,其中传感器是从由磁性传感器,声学传感器和压力传感器组成的组中选择的至少一个; 基于大于自适应阈值的至少一个测量来识别信号; 并且在识别出所述信号后将所述井下工具从第一配置致动至第二配置。