Yantai Jereh Petroleum Equipment & Technologies Co., Ltd.

Liang Li

Zhuqing Mao

Kaishen Liu

Weiwei Liu

Dawei Zhao

Shouzhe Li

Xiance Li

Pengyuan Zhang

Shuzhen Cui

Haiping Xing

Jun Zhang

Sheng Chang

Rikui Zhang

Xincheng Li

Xiaolei Ji

Chunqiang Lan

Yipeng Wu

Jifeng Zhong

Jian Zhang

Ruijie Du

Shanwu Fu

Shuwei Li

Wenming Zhang

Chonggang Jiang

Yuanliang Liu

Youcang Liu

Lutao Zheng

Shuang Li

Zhenmeng Wang

Xiuli Song

A control system includes: a fracturing control device configured to acquire a target fracturing pressure of a fracturing unit, perform loop control on the fracturing unit by taking the target fracturing pressure as a control target, and set a target sand blending pressure for the sand blending unit; a sand blending control device configured to perform loop control on the sand blending unit by taking the target sand blending pressure as a control target.

Fracturing system and control system and method for the fracturing system

The present invention may disclose a turbine fracturing equipment, including a transporter, a turbine engine, a reduction gearbox, a transmission mechanism and a plunger pump, wherein an output end of the turbine engine may be connected to one end of the reduction gearbox, the other end of the reduction gearbox may be connected to the plunger pump through a transmission mechanism; the transporter may be used to support the turbine engine, the reduction gearbox, the transmission mechanism and the plunger pump; the transporter may include a chassis provided with a transport section, a bearing section and a lapping section which may be connected in sequence; while the turbine fracturing equipment may be in a working state, the bearing section can contact with the ground, while the turbine fracturing equipment may be in a transport state, the bearing section may not contact with the ground.

Turbine fracturing equipment

A motor malfunction monitoring device for monitoring a malfunction of a drive motor, includes: vibration sensors for detecting for one or more components of the drive motor transverse vibration in a direction parallel to a mounting plane of the drive motor and perpendicular to a longitudinal direction of the drive motor or longitudinal vibration in a direction perpendicular to both the mounting plane and the longitudinal direction of the drive motor; a voltage sensor for detecting a voltage of the drive motor or a current sensor for detecting a current of the drive motor; and a data storage storing a database of normal operation spectrums of one of the transverse vibration or the longitudinal vibration during a normal operation of the drive motor, and of one of the voltage or the current during a normal operation of the drive motor.

Motor malfunction monitoring device, drive motor system and motor malfunction monitoring method

A fracturing apparatus and a vibration reduction method thereof. The fracturing apparatus includes at least one fracturing unit and a processing device, the fracturing unit includes: a plunger pump; a low-pressure liquid inlet manifold; a high-pressure discharge manifold; a pressure detection device, configured to detect a pressure value of the low-pressure fluid in the low-pressure liquid inlet manifold; and a vibration detection device, configured to detect vibration intensity of the plunger pump, the processing device is respectively communicated with the plunger pump, the pressure detection device and the vibration detection device, and is configured to control the plunger pump according to the vibration intensity detected by the vibration detection device and the pressure value detected by the pressure detection device. The fracturing apparatus can improve the displacement stability and serve life of the plunger pump.

Fracturing apparatus and vibration reduction method thereof

The present disclosure relates to a monitoring system and method for wellsite equipment, used for monitoring abnormities in the monitoring area of wellsite equipment, wherein the monitoring system for wellsite equipment comprises:

Monitoring system and method for wellsite equipment

The present disclosure relates to a hose quick connection device for a fracturing equipment, comprising: a hose holding and moving mechanism for holding a hose and moving the hose between an initial position and a target position, wherein at the target position, an end of the hose is aligned with a manifold interface; and a controller configured to: receive first orientation information indicating the orientation of the hose from the first sensing device and receive second orientation information indicating the orientation of the manifold interface from the second sensing device; generate a desired motion command for moving the hose to the target position, based on the first orientation information and the second orientation information; and control the hose holding and moving mechanism to execute the desired motion command to move the hose to the target position. The present disclosure further relates to a fracturing equipment comprising the hose quick connection device.

Hose quick connection device for fracturing equipment

A control system includes: a fracturing control device configured to acquire a target fracturing pressure of a fracturing unit, perform closed-loop control on the fracturing unit by taking the target fracturing pressure as a control target, and set a target sand blending pressure for the sand blending unit; a sand blending control device configured to perform closed-loop control on the sand blending unit by taking the target sand blending pressure as a control target.

A fracturing control method is applied to a fracturing system including a plurality of fracturing pump sets. The method includes: turning on a first fracturing pump set according to a total required output of the fracturing system and priorities of the plurality of fracturing pump sets; adjusting an operating parameter of the first fracturing pump set according to an actual output of the first fracturing pump set and an output threshold corresponding to the first fracturing pump set, so that the actual output of the first fracturing pump set is f1 times the output threshold; and if the operating output of the first fracturing pump set is less than the total required output, turning on a second fracturing pump set, a priority of the second fracturing pump set being lower than a priority of the first fracturing pump set.

Fracturing control method and fracturing system

The present disclosure relates to a motor malfunction monitoring device, and a drive motor for oilfield operations including: a signal acquisition module configured to acquire operation data of the drive motor, wherein the signal acquisition module comprises a vibration signal acquisition unit and/or an electrical signal acquisition unit, the vibration signal acquisition unit comprises one or more vibration sensors mounted at a component to be detected of the drive motor during use and provided for detecting transverse vibration and/or longitudinal vibration, and/or the electrical signal acquisition unit comprises a voltage sensor and a current sensor for detecting a voltage and a current of the drive motor, respectively; a data storage module storing therein a database of normal operation spectrums created when the drive motor runs normally; and a signal analysis module configured to extract an acquired operation data spectrum of the operation data acquired, compare the acquired operation data spectrum with a respective normal operation data spectrum in the database of normal operation spectrums to obtain a similarity, and determine that the drive motor fails when the similarity is less than a predetermined threshold.

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Yantai, China

Liang Li