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    • 1. 发明申请
    • CONTROLLED PRESSURE PULSER FOR COILED TUBING APPLICATIONS
    • 用于连接管道应用的控制压力泵
    • WO2013032529A1
    • 2013-03-07
    • PCT/US2012/024898
    • 2012-02-13
    • MACDONALD, RobertVECSERI, GaborJENNINGS, Benjamin
    • MACDONALD, RobertVECSERI, GaborJENNINGS, Benjamin
    • E21B21/08
    • E21B47/18E21B4/02E21B17/20
    • An apparatus, method, and system for generating pressure pulses in a drilling fluid flowing within coiled tubing assembly is described that includes; a flow throttling device longitudinally and axially positioned within the center of a main valve actuator assembly that allows main exit flow fluid to flow past a drive shaft and motor such that the pilot fluid and the main exit flow fluid causes one or more flow throttling devices to generate large, rapid controllable pulses thereby allowing transmission of well developed signals easily distinguished from any noise resulting from other vibrations due to nearby equipment within the borehole or exterior to the borehole, or within the coiled tubing assembly wherein the signals also provide predetermined height, width and shape of the signals.
    • 描述了一种用于在连续油管组件内流动的钻井液中产生压力脉冲的装置,方法和系统,其包括: 纵向和轴向地定位在主阀致动器组件的中心内的流量节流装置,其允许主出口流动流体流过驱动轴和马达,使得先导流体和主出口流动流体使一个或多个流量节流装置 产生大的,快速的可控脉冲,从而允许良好发展的信号的传输容易地与由钻孔内的附近设备或钻孔外部或在连续油管组件内的其他振动产生的任何噪声区分开,其中信号还提供预定的高度,宽度 和形状的信号。
    • 2. 发明申请
    • CONTROLLED FULL FLOW PRESSURE PULSER FOR MEASUREMENT WHILE DRILLING (MWD) DEVICE
    • 用于钻井(MWD)装置测量的全流量压力脉冲
    • WO2013148005A1
    • 2013-10-03
    • PCT/US2013/025323
    • 2013-02-08
    • MACDONALD, RobertVECSERI, GaborJENNINGS, Benjamin
    • MACDONALD, RobertVECSERI, GaborJENNINGS, Benjamin
    • E21B21/08E21B47/18
    • E21B47/06E21B21/10E21B47/18
    • An apparatus, method, and system is described for generating pressure pulses in a drilling fluid utilizing a flow throttling device longitudinally and axially positioned within the center of a main valve actuator assembly which includes a controllable pulser that operates sequentially within a downhole assembly within a drill string of a drill pipe, that enhances operational efficiency in the removal of hydrocarbon deposits, the system includes a drilling fluid, fluid flow, and a fluid drilling pump which when combined creates fluid flow into a bore pipe annulus within said downhole assembly such that a base line bore pipe pressure is created wherein the bore pipe pressure is sensed via a sensor sensing a pressure increase when said the pump is operating such that the sensor sends information to a Digital Signal Processor (DSP) that interprets the information and said the DSP also receives information from an annulus pressure sensor that senses drilling fluid (mud) pressure as it returns to the pump in an annular outside portion of the drill pipe such said the DSP recognizes pressure variation input obtained from the annulus pressure sensor and the bore pipe pressure sensor and detects pressure variation exhibited between pulsing pressures and a pump base line pressure thereby providing signals that are sent as data information to said the DSP such that said DSP determines required action to properly adjust pulser operation settings.
    • 描述了一种用于在钻井流体中产生压力脉冲的装置,方法和系统,其利用在主阀致动器组件的中心内纵向和轴向定位的流量节流装置,该主流阀致动器组件包括在钻孔内的井下组件内依次操作的可控脉动器 一系列钻杆,其提高了移除烃沉积物的操作效率,该系统包括钻井流体,流体流动和流体钻井泵,其在组合时产生流体流入所述井下组件内的孔管环,使得 产生基线内管管压力,其中当所述泵运行时感测压力增加的传感器感测钻孔管压力,使得传感器将信息发送到解释信息的数字信号处理器(DSP),并且所述DSP还 从环状压力传感器接收信息,该环形压力传感器在其返回时感测到钻井液(泥浆)的压力 在钻杆的环形外部部分中与泵连接,使得DSP识别从环形压力传感器和钻孔管压力传感器获得的压力变化输入,并且检测在脉冲压力和泵基线压力之间呈现的压力变化,从而提供信号 作为数据信息发送到所述DSP,使得所述DSP确定所需的动作以适当地调整脉冲发生器操作设置。
    • 3. 发明申请
    • CONTROLLED PRESSURE PULSER FOR COILED TUBING MEASUREMENT WHILE DRILLING APPLICATIONS
    • 用于在钻孔应用中进行连接管道测量的控制压力脉冲
    • WO2015160355A1
    • 2015-10-22
    • PCT/US2014/034554
    • 2014-04-17
    • TELEDRILL, INC.MACDONALD, RobertVECSERI, Gabor
    • MACDONALD, RobertVECSERI, Gabor
    • E21B44/00
    • E21B47/187
    • An apparatus and system for generating pressure pulses for enhancing and completing a well bore within a coiled tubing assembly including: a CT-MWD-FTD tool longitudinally and axially positioned within the center of a main valve assembly including a main valve. The drilling fluid is subsequently split into both an inlet main fluid stream and a pilot fluid stream, wherein the pilot fluid stream subsequently flows such that the pilot fluid recombines with the main flow stream to become a main exit fluid flow. The main exit fluid flow then proceeds toward a motor housing wherein one or more annular pressure sensors measure the pressure of fluid flow with sensors that send signals to a Digital Signal Processor (DSP) that controls flow throttling devices which generate controllable, large, rapid and measurable energy pulses.
    • 一种用于产生用于增强和完成在连续油管组件内的井眼的压力脉冲的装置和系统,包括:纵向和轴向地定位在包括主阀的主阀组件的中心内的CT-MWD-FTD工具。 钻井液随后被分成入口主流体流和先导流体流,其中先导流体流随后流动,使得先导流体与主流体流重新组合成主流出流体流。 然后主出口流体流向电动机壳体,其中一个或多个环形压力传感器用传感器测量流体的压力,该传感器将信号发送到数字信号处理器(DSP),数字信号处理器(DSP)控制流量节流装置,其产生可控,大,快速和 可测能量脉冲。