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    • 2. 发明授权
    • Data transmission system for a downhole component
    • 井下部件数据传输系统
    • US07041908B2
    • 2006-05-09
    • US10904688
    • 2004-11-23
    • David R. HallTracy H. Hall, Jr.David S. PixtonScott Steven DahlgrenJoe FoxCameron SneddonMichael A. Briscoe
    • David R. HallTracy H. Hall, Jr.David S. PixtonScott Steven DahlgrenJoe FoxCameron SneddonMichael A. Briscoe
    • H02G15/02
    • F16L15/003E21B17/003E21B17/028E21B47/122F16L15/009H01F38/14H01F2038/143H01R9/05H01R13/523H01R13/6633H01R24/566H01R2103/00
    • The invention is a system for transmitting data through a string of downhole components. In accordance with one aspect of the invention, the system includes a plurality of downhole components, such as sections of pipe in a drill string. Each component has a first and second end, with a first communication element located at the first end and a second communication element located at the second end. Each communication element includes a first contact and a second contact. The system also includes a coaxial cable running between the first and second communication elements, the coaxial cable having a conductive tube and a conductive core within it. The system also includes a first and second connector for connecting the first and second communication elements respectively to the coaxial cable. Each connector includes a conductive sleeve, lying concentrically within the conductive tube, which fits around and makes electrical contact with the conductive core. The conductive sleeve is electrically isolated from the conductive tube. The conductive sleeve of the first connector is in electrical contact with the first contact of the first communication element, the conductive sleeve of the second connector is in electrical contact with the first contact of the second communication element, and the conductive tube is in electrical contact with both the second contact of the first communication element and the second contact of the second communication element.
    • 本发明是一种通过井下部件串发送数据的系统。 根据本发明的一个方面,该系统包括多个井下部件,例如钻柱中的管道部分。 每个部件具有第一和第二端,第一通信元件位于第一端,第二通信元件位于第二端。 每个通信元件包括第一触点和第二触点。 该系统还包括在第一和第二通信元件之间延伸的同轴电缆,该同轴电缆在其内具有导电管和导电芯。 该系统还包括用于将第一和第二通信元件分别连接到同轴电缆的第一和第二连接器。 每个连接器包括导电套筒,其同心地位于导电管内,该导电套管围绕并与导电芯线电接触。 导电套与导电管电绝缘。 第一连接器的导电套与第一连接元件的第一触点电接触,第二连接器的导电套与第二连通元件的第一触点电接触,并且导电管是电接触的 同时第一通信元件的第二接触和第二通信元件的第二接触。
    • 3. 发明授权
    • Downhole tool
    • 井下工具
    • US07193526B2
    • 2007-03-20
    • US10905894
    • 2005-01-25
    • David R. HallAndrei MuradovDavid S. PixtonScott Steven DahlgrenMichael A. Briscoe
    • David R. HallAndrei MuradovDavid S. PixtonScott Steven DahlgrenMichael A. Briscoe
    • G01V3/00
    • E21B47/01E21B47/122G01V11/002
    • A double shouldered downhole tool connection comprises box and pin connections having mating threads intermediate mating primary and secondary shoulders. The connection further comprises a secondary shoulder component retained in the box connection intermediate a floating component and the primary shoulders. The secondary shoulder component and the pin connection cooperate to transfer a portion of makeup load to the box connection. The downhole tool may be selected from the group consisting of drill pipe, drill collars, production pipe, and reamers. The floating component may be selected from the group consisting of electronics modules, generators, gyroscopes, power sources, and stators. The secondary shoulder component may comprises an interface to the box connection selected from the group consisting of radial grooves, axial grooves, tapered grooves, radial protrusions, axial protrusions, tapered protrusions, shoulders, and threads.
    • 双肩井下工具连接包括具有配合螺纹中间配合的主肩和副肩的盒和销连接。 该连接还包括保持在箱体连接中的中间浮动部件和主肩部的次级肩部部件。 次级肩部组件和销连接协作将一部分补充载荷转移到箱体连接。 井下工具可以选自钻杆,钻铤,生产管道和铰刀。 浮动元件可以选自电子模块,发电机,陀螺仪,电源和定子。 次级肩部部件可以包括从由径向凹槽,轴向凹槽,锥形凹槽,径向突起,轴向突起,锥形突起,肩部和螺纹组成的组中选择的盒连接的接口。
    • 7. 发明授权
    • Hydronic panel heating or cooling system
    • US11131464B2
    • 2021-09-28
    • US15947035
    • 2018-04-06
    • David R. HallBenjamin Jensen
    • David R. HallBenjamin Jensen
    • F24D3/14F28F3/12F24D3/12F24D3/02F24D3/00F24T10/00F24S20/00F28F3/00
    • A hydronic panel and system for heating and/or cooling a room is disclosed. The hydronic panel includes a plurality of contiguous channels. A first chamber is located at a first end, preferably the upper end, of the panel and includes an inlet and communicates with a first subset of the channels. A second chamber is located at an opposite end of the panel and communicates with the first subset and also with a second subset of the channels. A third chamber is located at the first end of the panel, the third chamber communicates with the second subset of the channels and includes an outlet. In this configuration, heated or cooled water flows from the inlet into the first chamber, through the first subset of the channels, to the second chamber, through the second subset of the channels, into the third chamber and out the outlet. Consequently, the heated or cooled water can heat or cool the space. In addition to at least one hydronic panel, the system includes a source of heated and/or cooled water under sufficient pressure to cause the water to flow through the panel. The system also includes a controller to control one or both of the temperature of the water and the flow rate of the water through the panel.