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    • 3. 发明申请
    • Surface communication apparatus and method for use with drill string telemetry
    • 用于钻柱遥测的表面通讯装置及方法
    • US20070030167A1
    • 2007-02-08
    • US11498847
    • 2006-08-03
    • Qiming LiDavid SantosoMark ShermanRaghu MadhavanRandall LeBlancJohn ThomasJoseph Montero
    • Qiming LiDavid SantosoMark ShermanRaghu MadhavanRandall LeBlancJohn ThomasJoseph Montero
    • G01V3/00
    • G01V11/002E21B17/003E21B17/028E21B47/12E21B47/122
    • A system for bidirectional communication between the downhole equipment and a processor subsystem at the earth's surface, including: a section of wired drill pipes comprising at least the upper portion of a string of drill pipes, and forming at least a portion of a bidirectional communication link between downhole equipment and the top of the string of drill pipes; a drive string portion of the drill string, mechanically coupleable with the topmost wired drill pipe; a drive mechanism mechanically coupleable with said drive string portion, for rotating the drill string; a first wireless transceiver subsystem mounted on the drive string portion of the drill string, for rotation in conjunction with the drill string; a cable, electrically coupled between the top joint of the topmost wired drill pipe and the first transceiver subsystem; and a second wireless transceiver subsystem coupled with the uphole processor subsystem, the second wireless transceiver subsystem communicating bidirectionally with the first wireless transceiver subsystem.
    • 一种用于井下设备与地球表面处理器子系统之间的双向通信的系统,包括:至少包括钻杆串的上部的有线钻杆的一部分,并且形成双向通信链路的至少一部分 井下设备与钻杆之间的顶部; 钻柱的驱动弦部分,与最上面的有线钻杆机械地联接; 驱动机构,其与所述驱动串部分机械地联接,用于旋转所述钻柱; 安装在钻柱的驱动串部分上的第一无线收发器子系统,用于与钻柱一起旋转; 电缆,电耦合在最上面的有线钻杆的顶部接头和第一收发器子系统之间; 以及与所述井上处理器子系统耦合的第二无线收发器子系统,所述第二无线收发器子系统与所述第一无线收发器子系统双向通信。
    • 4. 发明授权
    • Systems and methods for detecting drillstring loads
    • 检测钻柱载荷的系统和方法
    • US09157313B2
    • 2015-10-13
    • US13486328
    • 2012-06-01
    • Raghu MadhavanMark Sherman
    • Raghu MadhavanMark Sherman
    • E21B47/00E21B17/02
    • E21B47/0006E21B17/028
    • A drilling system comprises a drillstring including a dill bit, a bottomhole assembly coupled to the drill bit, and a plurality of interconnected tubular members coupled to the bottomhole assembly. A first tubular member includes a communication link having a first annular inductive coupler element disposed in an annular recess in a first end, a second annular inductive coupler element disposed in an annular recess in a second end, and a cable coupling the first annular inductive coupler element to the second annular inductive coupler element. In addition, the drilling system comprises a first signal level determination unit disposed in the drillstring and configured to determine a level of a first signal communicated from the second inductive coupler element. Further, the drilling system comprises an axial load determination unit configured to determine an axial load at the first signal level determination unit based on the level of the first signal.
    • 钻井系统包括钻柱,钻柱包括钻头,联接到钻头的井底组件和联接到井底组件的多个互连的管状构件。 第一管状构件包括通信连接件,该连通连杆具有设置在第一端的环形凹部中的第一环形感应耦合器元件,设置在第二端的环形凹部中的第二环形感应耦合器元件,以及将第一环形感应耦合器 元件连接到第二环形感应耦合元件。 此外,钻井系统包括设置在钻柱中并被配置为确定从第二电感耦合器元件传递的第一信号的电平的第一信号电平确定单元。 此外,钻井系统包括轴向负荷确定单元,其被配置为基于第一信号的电平来确定第一信号电平确定单元处的轴向负载。
    • 5. 发明申请
    • Systems and Methods for Detecting Drillstring Loads
    • 检测钻柱载荷的系统和方法
    • US20130319768A1
    • 2013-12-05
    • US13486328
    • 2012-06-01
    • Raghu MadhavanMark Sherman
    • Raghu MadhavanMark Sherman
    • E21B47/00
    • E21B47/0006E21B17/028
    • A drilling system comprises a drillstring including a dill bit, a bottomhole assembly coupled to the drill bit, and a plurality of interconnected tubular members coupled to the bottomhole assembly. A first tubular member includes a communication link having a first annular inductive coupler element disposed in an annular recess in a first end, a second annular inductive coupler element disposed in an annular recess in a second end, and a cable coupling the first annular inductive coupler element to the second annular inductive coupler element. In addition, the drilling system comprises a first signal level determination unit disposed in the drillstring and configured to determine a level of a first signal communicated from the second inductive coupler element. Further, the drilling system comprises an axial load determination unit configured to determine an axial load at the first signal level determination unit based on the level of the first signal.
    • 钻井系统包括钻柱,钻柱包括钻头,联接到钻头的井底组件和联接到井底组件的多个互连的管状构件。 第一管状构件包括通信连接件,该连通连杆具有设置在第一端的环形凹部中的第一环形感应耦合器元件,设置在第二端的环形凹部中的第二环形感应耦合器元件,以及将第一环形感应耦合器 元件连接到第二环形感应耦合元件。 此外,钻井系统包括设置在钻柱中并被配置为确定从第二电感耦合器元件传递的第一信号的电平的第一信号电平确定单元。 此外,钻井系统包括轴向负荷确定单元,其被配置为基于第一信号的电平来确定第一信号电平确定单元处的轴向负载。
    • 9. 发明申请
    • System and method for reducing complexity in products and services
    • 降低产品和服务复杂度的系统和方法
    • US20070116215A1
    • 2007-05-24
    • US11449482
    • 2006-06-08
    • Michael GeorgeJames PatellLars MaaseidvaagMark ShermanStephen Wilson
    • Michael GeorgeJames PatellLars MaaseidvaagMark ShermanStephen Wilson
    • H04M15/00
    • G06Q30/02
    • A method for measuring and reducing the cost of complexity in producing products or providing a service by comparing selected non-value added steps in the manufacturing or service process with the number of different products or services provided, so as to provide the non-value added cost of the product or service for various selected complexities. The number of products required to be processed or held in inventory for a particular demand, or the number of different specific services required for a particular demand of the service is determined by comparing the number of different product part numbers, or service categories offered, with selected non-value added steps in the respective processes. Mathematical analyses are derived from equations of motion of process improvement including the first derivative of process velocity.
    • 一种通过将制造或服务过程中选定的非增值步骤与所提供的不同产品或服务的数量进行比较来测量和降低生产产品或提供服务的复杂性成本的方法,以便提供非附加值 针对各种复杂性的产品或服务的成本。 通过将提供的不同产品部件号或提供的服务类别的数量与所提供的服务类别的数量进行比较,确定针对特定需求需要处理或保存在库存中的产品数量,或服务的特定需求所需的不同特定服务的数量 在各个进程中选择的非增值步骤。 数学分析得自流程改进运动方程,包括过程速度的一阶导数。