WIRELESS COMMUNICATION FOR DOWNHOLE TOOL STRINGS
    1.
    发明申请
    WIRELESS COMMUNICATION FOR DOWNHOLE TOOL STRINGS 审中-公开
    无缝通信用于下车工具

    公开(公告)号:WO2014046670A1

    公开(公告)日:2014-03-27

    申请号:PCT/US2012/056570

    申请日:2012-09-21

    Abstract: A wireline interface sub includes a wireline-interface-sub housing mechanically coupleable to a wireline and a wireline-interface module electrically coupleable to the wireline. A first tandem sub includes a first-tandem-sub housing mechanically coupled to the wireline-interface-sub housing, a first-tandem-sub-upside transceiver wirelessly coupled to the wireline-interface module, and a first-tandem-sub-downside transceiver electrically coupled to the first-tandem-sub-upside transceiver. A first gun sub includes a first-gun-sub housing mechanically coupled to the first-tandem-sub housing, a first-gun-sub transceiver wirelessly coupled to the first-tandem-sub-downside transceiver, and a first-gun-sub detonator coupled to, and triggerable by, the first-gun-sub transceiver.

    Abstract translation: 有线接口子包括可与电线机械耦合的有线接口子壳体和可电耦合到电缆的有线接口模块。 第一串联子包括机械耦合到有线接口子壳体的第一串联副壳体,无线地耦合到有线接口模块的第一串联副上向收发器,以及第一串联子外壳 收发器电耦合到第一串联副上向收发器。 第一枪子包括机械地耦合到第一串联子壳体的第一枪子壳体,与第一串联子下陷收发器无线耦合的第一枪子收发器,以及第一枪子副壳体 雷管与第一枪子收发器耦合并可触发。

    IMPROVING RELIABILITY IN A HIGH-TEMPERATURE ENVIRONMENT
    2.
    发明申请
    IMPROVING RELIABILITY IN A HIGH-TEMPERATURE ENVIRONMENT 审中-公开
    提高高温环境的可靠性

    公开(公告)号:WO2015099769A1

    公开(公告)日:2015-07-02

    申请号:PCT/US2013/078010

    申请日:2013-12-27

    Abstract: A housing contains an internal volume. A heat-sensitive device is contained by the housing and consumes a device percentage of the internal volume. The device percentage equals the percentage of the internal volume of the housing consumed by the heat-sensitive device. A phase-change material is positioned within the housing to conduct heat from the heat-sensitive device. The phase-change material consumes a percentage of the internal volume equal to 100 percent minus the device percentage minus an expansion percentage. The phase-change material expands in volume by an amount more than 75 percent of the expansion percentage upon occurrence of a phase-change event.

    Abstract translation: 外壳包含内部容积。 一个热敏设备被外壳所包含,并消耗了内部容积的百分比。 设备百分比等于热敏设备消耗的外壳体积的百分比。 相变材料位于壳体内以传导来自热敏装置的热量。 相变材料消耗的内部容积的百分比等于100%减去设备百分比减去扩展百分比。 在发生相变事件时,相变材料的体积膨胀量大于膨胀百分比的75%。

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