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    • 3. 发明申请
    • ACTIVE CONTROL OF DRILL BIT WALKING
    • 钻头操纵的主动控制
    • WO2014186287A1
    • 2014-11-20
    • PCT/US2014/037697
    • 2014-05-12
    • BAKER HUGHES INCORPORATED
    • TRICHEL, Donald KeithPETER, AndreasHOEHN, OliverSCHULZE, Steffen
    • E21B44/00E21B7/04
    • E21B44/00E21B7/062E21B47/024
    • An apparatus for drilling a borehole into an earth formation includes: a drill bit configured to be rotated to drill into the formation; a drill tubular coupled to the drill bit and configured to rotate the drill bit; a steering device coupled to the drill string and configured to impart a force on the drill string to control a direction of drilling; and a controller configured to communicate a control signal to the steering device. The control signal includes information for directing actuation of the steering device for steering the drill bit in an intended drilling direction. The controller is further configured to direct the steering device to provide a compensating force on the drill string that prevents or reduces an azimuthal deviation from the intended drilling direction due to drill bit walking.
    • 用于将钻孔钻入地层的装置包括:钻头,其构造成旋转以钻入地层; 钻头管,其联接到所述钻头并且构造成旋转所述钻头; 转向装置,其联接到所述钻柱并且构造成在所述钻柱上施加力以控制钻孔的方向; 以及控制器,被配置为将控制信号传送到转向装置。 控制信号包括用于引导转向装置的致动的信息,用于在预定的钻井方向上转向钻头。 控制器进一步构造成引导转向装置在钻柱上提供补偿力,其防止或减少由于钻头行走而导致的预期钻进方向的方位偏差。
    • 7. 发明申请
    • OPTICAL TELEMETRY NETWORK
    • 光学遥测网络
    • WO2011022476A2
    • 2011-02-24
    • PCT/US2010/045884
    • 2010-08-18
    • BAKER HUGHES INCORPORATEDPETER, AndreasMACPHERSON, John, D.
    • PETER, AndreasMACPHERSON, John, D.
    • E21B47/12H04B10/12
    • E21B47/123H04B10/801
    • An apparatus for providing communications between a first device disposed at a tubular and a second device, the tubular having tubular sections and being configured to be disposed in a borehole penetrating the earth, the apparatus including: a first optical coupler configured to be concentrically coupled to a first tubular section and configured to be in optical communication with the first device using a first optical transmission medium disposed at the first tubular section; and a second optical coupler configured to be concentrically coupled to a second tubular section and configured to be in optical communication with the second device using a second optical transmission medium disposed at the second tubular section; wherein the first optical coupler is configured to be perimetrically disposed about the second optical coupler to be in communication with the second optical coupler to provide the communications between the first device and the second device.
    • 一种用于在布置在管状件处的第一装置和第二装置之间提供通信的设备,所述管状件具有管状部分并且被配置为布置在穿透地球的钻孔中,所述设备包括:第一 光耦合器,被配置为同心地耦合到第一管状部分并被配置为使用设置在所述第一管状部分处的第一光学传输介质与所述第一装置光学通信; 以及第二光耦合器,被配置为同心地耦合到第二管状部分并被配置为使用设置在所述第二管状部分处的第二光传输介质与所述第二装置光学通信; 其中所述第一光耦合器被配置为围绕所述第二光耦合器周缘布置以与所述第二光耦合器通信,以提供所述第一设备和所述第二设备之间的通信。