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    • 5. 发明申请
    • Device, Computer Program Product and Computer-Implemented Method for Backspin Detection in an Electrical Submersible Pump Assembly
    • 设备,计算机程序产品和计算机实现的电潜泵组件中反跳探测方法
    • US20110051297A1
    • 2011-03-03
    • US12869409
    • 2010-08-26
    • Dick L. KnoxJerald R. RiderRobert D. AllenWilliam CarterRobert H. McCoy
    • Dick L. KnoxJerald R. RiderRobert D. AllenWilliam CarterRobert H. McCoy
    • H02H7/097
    • E21B47/0007H02P3/00
    • A system for determining whether a motor in an electrical submersible pump is backspinning is described herein. The system comprises a sensor mounted in a well bore proximate to a ground surface, the sensor outputting a backspin signal; a communication link connected to the sensor, the communications link communicating the backspin signal; and a controller receiving the backspin signal from the communications link and processing the backspin signal to determine whether the motor is backspinning. Computer readable instructions associated with the system perform the steps of: monitoring the signal to determine whether the signal is above a threshold, the threshold for determining whether the signal is a noise signal or a backspin signal, and outputting the backspin signal; impeding operable AC power to the motor, responsive to the backspin signal; monitoring the backspin signal to determine whether the backspin signal is below the threshold; and returning AC power to the motor responsive to the determination that the backspin signal is below the threshold.
    • 这里描述了一种用于确定电动潜水泵中的电动机是否是回旋的系统。 该系统包括安装在靠近地面的井眼中的传感器,该传感器输出反旋转信号; 连接到所述传感器的通信链路,所述通信链路通信所述反向旋转信号; 以及控制器,从所述通信链路接收所述反向旋转信号,并处理所述反向旋转信号,以确定所述电动机是否回转。 与系统相关联的计算机可读指令执行以下步骤:监视信号以确定信号是否高于阈值,用于确定信号是噪声信号还是反旋信号的阈值,以及输出反旋信号; 响应于所述反转信号阻碍对所述电动机的可操作的交流电力; 监测反向旋转信号以确定反旋信号是否低于阈值; 并且响应于所述反旋转信号低于所述阈值的确定,将AC电力返回到所述电动机。
    • 6. 发明授权
    • Protection scheme and method for deployment of artificial lift devices in a wellbore
    • 在井筒中部署人造举升装置的保护方案和方法
    • US07431093B2
    • 2008-10-07
    • US11439409
    • 2006-05-23
    • John L. BeardenJerald R. Rider
    • John L. BeardenJerald R. Rider
    • E21B43/12
    • E21B41/02E21B43/128
    • A protection system for an artificial lift device including but not limited to electrical submersible pump (ESP) and an electrical submersible progressing cavity pup (ESPCP). The artificial lift device is suspended on a tubing string into a wellbore where the artificial lift device contacts well fluids. The artificial lift device is provided with a barrier such as an intake barrier or output barrier that deters an ingress of well fluids into the artificial lift device. As a result, the artificial lift device may remain idle and submerged within well fluids for an extended period of time without experiencing degradation of the artificial lift device internals. The intake barrier may include a plug, burst disk, dissolvable material, a selectively openable barrier such as a sleeve or a spring biased member or other member that is capable of providing a suitable barrier. The barrier may be removed once the artificial lift device is ready for operation. The artificial lift device may be filled with a protective fluid. An optional pressure sensor may be provided that is in communication with the interior of the backup unit for communicating with a compressor that may be activated to maintain a positive pressure within the artificial lift device to prevent well fluids from entering the unit. The protection system of the invention is desirable for protecting an idle artificial lift device, including when the artificial lift device is a backup unit in a multi-artificial lift device deployment.
    • 一种用于人造提升装置的保护系统,包括但不限于电潜泵(ESP)和电潜水进步腔穴(ESPCP)。 将人造提升装置悬挂在油管柱上,进入井筒,人造提升装置接触井液。 人造提升装置设置有阻挡物,例如进气阻挡物或输出屏障,其阻止井流体进入人造提升装置。 结果,人造举升装置可以保持空闲并浸没在井液中长时间,而不会经历人造提升装置内部的劣化。 进气阻挡件可以包括塞子,爆破盘,可溶解材料,可选择地可打开的屏障,例如套筒或弹簧偏置构件或能够提供合适屏障的其它构件。 一旦人造提升装置准备好运行,就可以去除屏障。 人造提升装置可以填充有保护流体。 可以提供可选的压力传感器,其与备用单元的内部连通,用于与压缩机连通,压缩机可被启动以在人造举升装置内保持正压力以防止井液进入该单元。 本发明的保护系统对于保护空闲的人造电梯装置是理想的,包括当人造电梯装置是多人造电梯装置部署中的备用装置时。
    • 8. 发明授权
    • Device, computer program product and computer-implemented method for backspin detection in an electrical submersible pump assembly
    • 设备,计算机程序产品和计算机实现的电潜水泵组件中的后旋检测方法
    • US08400093B2
    • 2013-03-19
    • US12869368
    • 2010-08-26
    • Dick L. KnoxRobert H. McCoyJerald R. Rider
    • Dick L. KnoxRobert H. McCoyJerald R. Rider
    • H02H7/097
    • E21B47/0007H02P3/00
    • A system for detecting a backspin condition of a motor in an electrical submersible pump is disclosed herein. The system comprises a sensor mounted proximate to the motor, the sensor outputting a signal, a power cable connected between a motor and a controller, the power cable supplying a three phase AC voltage to the motor, one phase of the three phase signal having a control signal thereon; electronics connected to the sensor, the electronics receiving the signal and propagating the signal to the controller; and a computer defining the controller, the controller having a non-transitory memory, a computer processor, and a computer program product stored on the memory and executable by the processor, the computer program product performing a process of controlling the variable speed drive of the motor and a process of monitoring the signal from the sensor to determine if the motor is backspinning.
    • 本文公开了一种用于检测电潜泵中的电动机的回旋状态的系统。 该系统包括靠近电动机安装的传感器,输出信号的传感器,连接在电动机和控制器之间的电力电缆,向电动机提供三相交流电压的电力电缆,三相信号的一相具有 控制信号; 电子设备连接到传感器,电子设备接收信号并将信号传播到控制器; 以及定义所述控制器的计算机,所述控制器具有非暂时性存储器,计算机处理器和存储在所述存储器上并由所述处理器执行的计算机程序产品,所述计算机程序产品执行控制所述控制器的变速驱动器 电机和监测来自传感器的信号的过程,以确定电机是否旋转。
    • 9. 发明授权
    • Systems and methods for power ride-through in variable speed drives
    • 变速驱动器中电力穿越的系统和方法
    • US07607896B2
    • 2009-10-27
    • US11463836
    • 2006-08-10
    • John M. LeuthenDick L. KnoxTom G. YohananJerald R. Rider
    • John M. LeuthenDick L. KnoxTom G. YohananJerald R. Rider
    • F04B49/06
    • H02H7/1222
    • Systems and methods for providing ride-through for interruptions in the power supplied to drives that are used to control equipment such as downhole submersible pumps. In one embodiment, a variable speed drive includes converter and inverter sections, a capacitor bank and a control system. The drive shuts down the converter section upon detecting a disruption in the AC input power and continues to generate output power by drawing on the energy stored in the capacitor bank. When the AC input power returns (or begins to return) to normal, the drive resumes operation of the converter section in a controlled manner (e.g., by presetting the firing angle of the SCR's in the converter to match the voltage across the capacitor bank.) The drive thereby limits the current that recharges the capacitor bank and prevents sudden inrushes of current that could damage the drive.
    • 用于提供传递中断功能的系统和方法,用于提供给用于控制诸如井下潜水泵的设备的驱动器。 在一个实施例中,变速驱动器包括转换器和逆变器部分,电容器组和控制系统。 检测到AC输入功率中断后,驱动器关闭转换器部分,并通过利用存储在电容器组中的能量继续产生输出功率。 当交流输入电源返回(或开始返回)正常时,驱动器以受控的方式恢复转换器部分的操作(例如,通过预设转换器中SCR的触发角度来匹配电容器组两端的电压。 )驱动器因此限制了对电容器组进行充电的电流,并防止可能损坏驱动器的电流突然损坏。
    • 10. 发明授权
    • Protection scheme and method for deployment of artificial lift devices in a wellbore
    • 在井筒中部署人造举升装置的保护方案和方法
    • US07048057B2
    • 2006-05-23
    • US10260706
    • 2002-09-30
    • John L. BeardenJerald R. Rider
    • John L. BeardenJerald R. Rider
    • E21B34/00
    • E21B41/02E21B43/128
    • A protection system for an artificial lift device including but not limited to electrical submersible pump (ESP) and an electrical submersible progressing cavity pup (ESPCP). The artificial lift device is suspended on a tubing string into a wellbore where the artificial lift device contacts well fluids. The artificial lift device is provided with a barrier such as an intake barrier or output barrier that deters an ingress of well fluids into the artificial lift device. As a result, the artificial lift device may remain idle and submerged within well fluids for an extended period of time without experiencing degradation of the artificial lift device internals. The intake barrier may include a plug, burst disk, dissolvable material, a selectively openable barrier such as a sleeve or a spring biased member or other member that is capable of providing a suitable barrier. The barrier may be removed once the artificial lift device is ready for operation. The artificial lift device may be filled with a protective fluid. An optional pressure sensor may be provided that is in communication with the interior of the backup unit for communicating with a compressor that may be activated to maintain a positive pressure within the artificial lift device to prevent well fluids from entering the unit. The protection system of the invention is desirable for protecting an idle artificial lift device, including when the artificial lift device is a backup unit in a multi-artificial lift device deployment.
    • 一种用于人造提升装置的保护系统,包括但不限于电潜泵(ESP)和电潜水进步腔穴(ESPCP)。 将人造提升装置悬挂在油管柱上,进入井筒,人造提升装置接触井液。 人造提升装置设置有阻挡物,例如进气阻挡物或输出屏障,其阻止井流体进入人造提升装置。 结果,人造举升装置可以保持空闲并浸没在井液中长时间,而不会经历人造提升装置内部的劣化。 进气阻挡件可以包括塞子,爆破盘,可溶解材料,可选择地可打开的屏障,例如套筒或弹簧偏置构件或能够提供合适屏障的其它构件。 一旦人造提升装置准备好运行,就可以去除屏障。 人造提升装置可以填充有保护流体。 可以提供可选的压力传感器,其与备用单元的内部连通,用于与压缩机连通,压缩机可被启动以在人造举升装置内保持正压力以防止井液进入该单元。 本发明的保护系统对于保护空闲的人造电梯装置是理想的,包括当人造电梯装置是多人造电梯装置部署中的备用装置时。