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    • 33. 发明申请
    • INTELLIGENT CEMENT WIPER PLUGS AND CASING COLLARS
    • 智能水泥刮水器和套管
    • WO2015047259A1
    • 2015-04-02
    • PCT/US2013/061785
    • 2013-09-26
    • HALLIBURTON ENERGY SERVICES, INC.
    • STEELE, David, Joe
    • E21B33/134E21B33/16
    • E21B47/0005E21B17/00E21B21/08E21B33/12E21B33/14E21B33/16E21B47/0006E21B47/06E21B47/065E21B47/10E21B47/12E21B47/18G01V1/22
    • Disclosed are intelligent casing collars and cement wiper plugs used in wellbore cementing operations. A disclosed well system includes a casing string extending from a surface location within a wellbore, an annulus being defined between the casing string and the wellbore, a casing collar included in the casing string and having one or more sensors configured to measure at least one fluid property of a fluid present within the annulus, a cement wiper plug arranged within the casing string and communicably coupled to the casing collar such that measurement data obtained by the one or more sensors is conveyed to and received by the cement wiper plug, and a pulser associated with the cement wiper plug and configured to transmit pressure pulses to the surface location, wherein the pressure pulses correspond to the measurement data received from the one or more sensors.
    • 公开了用于井眼固井作业的智能套管套和水泥雨刷。 所公开的井系统包括从井筒内的表面位置延伸的套管柱,在套管柱和井眼之间限定的环形空间,包括在套管柱中的一套或多个传感器,该传感器构造成测量至少一种流体 存在于环形空间内的流体的性质,布置在套管柱内并且可通信地联接到套管套环的水泥刮水器插头,使得由一个或多个传感器获得的测量数据被输送到水泥刮水器插头并由其接收, 与所述水泥刮水器插头相关联并且被配置为将压力脉冲传送到所述表面位置,其中所述压力脉冲对应于从所述一个或多个传感器接收的测量数据。
    • 34. 发明申请
    • MULTIPHASE FLUID ANALYSIS
    • 多相流体分析
    • WO2015044220A2
    • 2015-04-02
    • PCT/EP2014/070397
    • 2014-09-24
    • MÆRSK OLIE OG GAS A/S
    • HANSEN, Jens HenrikMOGENSEN, Kristian
    • E21B47/10E21B43/00E21B43/12E21B47/06
    • A method and a system of analysing multiphase fluid flow in at least one well or pipeline is provided, the method comprises characterising slug flow in the multiphase fluid flow by receiving a plurality of well pressure data from the at least one well, processing the plurality of well pressure data to obtain a time- varying slug amplitude and/or a time-varying slug period for slugs in the slug flow, analysing the slug amplitudes and/or the slug periods over a period of time to thereby determine a measure of well performance. Also an oil field monitoring system for an oil field comprising a plurality of wells is provided. Each well has a pressure gauge installed to measure a well pressure and is connected to a multiphase fluid flow analysing system. An oil field unit receives the measure of well performance from the multiphase fluid flow analysing system, and output the measures of well performance for each of the plurality of wells.
    • 提供了一种分析至少一个井或管道中的多相流体流动的方法和系统,所述方法包括通过从多个流体流动中接收多个井压数据来表征多相流体流动中的段塞流动 处理所述多个井压数据以获得所述段塞流中的段塞的时变段塞振幅和/或时变段塞段,在一段时间内分析所述段塞振幅和/或所述段塞段周期 从而确定井性能的度量。 还提供了一种用于包括多个井的油田的油田监测系统。 每口井都安装了压力计来测量井压,并连接到多相流体流量分析系统。 油田单元接收来自多相流体流分析系统的井性能的量度,并且输出多个井中的每一个的井性能的量度。