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    • 92. 发明授权
    • Managing treatment of subterranean zones
    • 管理地下区域的处理
    • US08701772B2
    • 2014-04-22
    • US13161636
    • 2011-06-16
    • Jason D. DykstraMichael Linley Fripp
    • Jason D. DykstraMichael Linley Fripp
    • E21B43/24
    • E21B43/24F04B47/02F04B49/22
    • A downhole heated fluid generation system includes: a compressor-valve assembly having a compressor and a valve, the assembly operable to compress and regulate a fluid used in generating a heated treatment fluid; a combustor fluidly coupled to the compressor-valve assembly, the combustor operable to provide the heated treatment fluid into a wellbore; and a controller communicably coupled to the compressor-valve assembly, the controller operable to: determine an input indicative of a desired position of the valve; determine a value indicative of an actual position of the valve; determine a desired operating condition of the compressor based, at least in part, on the input indicative of the desired position of the valve and the value indicative of an actual position of the valve; and adjust an operating parameter of the compressor based on the desired operating pressure to compress a fluid flowing through the compressor and the valve.
    • 井下加热流体产生系统包括:具有压缩机和阀的压缩机 - 阀组件,所述组件可操作以压缩和调节用于产生加热的处理流体的流体; 流体地联接到压缩机 - 阀组件的燃烧器,所述燃烧器可操作以将加热的处理流体提供到井筒中; 以及可通信地联接到所述压缩机 - 阀组件的控制器,所述控制器可操作以:确定指示所述阀的期望位置的输入; 确定指示阀的实际位置的值; 至少部分地基于指示阀的期望位置的输入和指示阀的实际位置的值来确定压缩机的期望操作条件; 并且基于所需的操作压力来调节压缩机的操作参数,以压缩流过压缩机和阀的流体。
    • 93. 发明申请
    • METHOD AND APPARATUS FOR CONTROLLING FLUID FLOW IN AN AUTONOMOUS VALVE USING A STICKY SWITCH
    • 用自动开关阀控制流体流动的方法和装置
    • US20140048280A9
    • 2014-02-20
    • US13438872
    • 2012-04-04
    • Michael L. FrippJason D. Dykstra
    • Michael L. FrippJason D. Dykstra
    • E21B34/08
    • E21B43/12E21B43/14
    • Apparatus and methods are described for autonomously controlling fluid flow in a tubular in a wellbore. A fluid is flowed through an inlet passageway into a biasing mechanism. A fluid flow distribution is established across the biasing mechanism. The fluid flow distribution is altered in response to a change in the fluid characteristic over time. In response, fluid flow through a downstream sticky switch assembly is altered, thereby altering fluid flow patterns in a downstream vortex assembly. The method “selects” based on a fluid characteristic, such as viscosity, density, velocity, flow rate, etc. The biasing mechanism can take various forms such as a widening passageway, contour elements along the biasing mechanism, or a curved section of the biasing mechanism passageway. The biasing mechanism can include hollows formed in the passageway wall, obstructions extending from the passageway wall, fluid diodes, Tesla fluid diodes, a chicane, or abrupt changes in passageway cross-section.
    • 描述了用于自主控制井眼中的管中的流体流动的装置和方法。 流体通过入口通道流入偏压机构。 跨越偏置机构建立流体流动分布。 响应于流体特性随时间的变化而改变流体流动分布。 作为响应,通过下游粘性开关组件的流体流动被改变,从而改变下游涡流组件中的流体流动模式。 该方法基于诸如粘度,密度,速度,流量等的流体特性来“选择”。偏置机构可以采取各种形式,例如加宽通道,沿着偏压机构的轮廓元件或者弯曲部分 偏置机构通道。 偏压机构可以包括形成在通道壁中的中空部,从通道壁延伸的障碍物,流体二极管,特斯拉流体二极管,通道或通道横截面的突然变化。
    • 97. 发明申请
    • METHOD AND APPARATUS FOR CONTROLLING FLUID FLOW USING MOVABLE FLOW DIVERTER ASSEMBLY
    • 使用可移动流量分流器组件控制流体流动的方法和装置
    • US20130092393A1
    • 2013-04-18
    • US13442021
    • 2012-04-09
    • Jason D. DykstraMichael L. FrippOrlando DeJesus
    • Jason D. DykstraMichael L. FrippOrlando DeJesus
    • E21B34/08
    • E21B34/08E21B43/12
    • Apparatus and methods for controlling the flow of fluid, such as formation fluid, through an oilfield tubular positioned in a wellbore extending through a subterranean formation. Fluid flow is autonomously controlled in response to change in a fluid flow characteristic, such as density or viscosity. In one embodiment, a fluid diverter is movable between an open and closed position in response to fluid density change and operable to restrict fluid flow through a valve assembly inlet. The diverter can be pivotable, rotatable or otherwise movable in response to the fluid density change. In one embodiment, the diverter is operable to control a fluid flow ratio through two valve inlets. The fluid flow ratio is used to operate a valve member to restrict fluid flow through the valve.
    • 用于控制诸如地层流体的流体流过位于穿过地下地层的井眼中的油田管的装置和方法。 流体流动是根据流体流动特性(如密度或粘度)的变化而自主控制的。 在一个实施例中,流体转向器可响应于流体密度变化而在打开和关闭位置之间移动,并可操作以限制流过阀组件入口的流体。 分流器可以响应于流体密度变化而可枢转,可旋转或以其它方式移动。 在一个实施例中,分流器可操作以通过两个阀入口控制流体流量比。 流体流量比用于操作阀构件以限制流过阀的流体流动。