Yantai Jereh Petroleum Equipment & Technologies Co., Ltd.

American Jereh International Corporation

Zhuqing Mao

Rikui Zhang

Peng Zhang

Xiaolei Ji

Jianwei Wang

Chunqiang Lan

Xincheng Li

Yipeng Wu

Kaishen Liu

Shouzhe Li

Xiance Li

Liang Lv

Jihua Wang

Sheng Chang

Liang Li

Mingchao Mao

Weiwei Liu

Shuzhen Cui

Dawei Zhao

Yuxuan Sun

Jianglei Zou

Pengyuan Zhang

Jifeng Zhong

Ning Feng

Ting Zhang

Wanchun Zha

Shanwu Fu

Haibo Zhang

Ligong Wu

Haiping Xing

Qiong Wu

Cong Zhang

Jun Zhang

Jixin Wang

Weipeng Yuan

Jian Zhang

Xin Li

Ruijie Du

Libin Zhou

Kai Wang

Tao Kou

Shuwei Li

Dekun Tian

Xu Liu

Zhijie Liu

Song Zhang

Fuhong Li

Hao Yang

Haoliang Sun

Yuanjie Xie

Wanchun Cha

Xiuli Song

Zhenmeng Wang

Shuang Li

Lutao Zheng

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

Fracturing equipment includes an electric-driven apparatus and an electric-power supply apparatus. The electric-driven apparatus includes at least one motor, at least one lubrication module, and at least one heat dissipation module. The electric-power supply apparatus includes a first electric-power supply and a second electric-power supply, where the at least one motor is powered by the first electric-power supply, and the at least one lubrication module and the at least one heat dissipation module are powered by at least one of the first electric-power supply or the second electric-power supply.

Fracturing equipment having multiple electric-power supplies

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

Embodiments of the present disclosure provide a purging system for a turbine fracturing apparatus group and a turbine fracturing apparatus group. The turbine fracturing apparatus group includes a plurality of gas turbines, each gas turbine includes a plurality of fuel supply pipelines. The purging system includes: a first air compressor and a purging pipeline, the purging pipeline communicates the first air compressor with the plurality of fuel supply pipelines of each gas turbine in the turbine fracturing apparatus group, and the first air compressor is configured to, in a case where at least part of the plurality of fuel supply pipelines is stopped from supplying fuel, supply compressed air to the at least part of the plurality of fuel supply pipelines which has been stopped from supplying fuel, so as to perform purging.

Purging system for turbine fracturing apparatus group, purging method and turbine fracturing apparatus group

A fracturing system includes a plurality of electrical apparatuses, a plurality of fuel-driven apparatuses and a grounding system. The grounding system includes a first grounding metal wire, a second grounding metal wire, and a first grounding terminal. The first grounding terminal is spaced from each of the electrical apparatus and the electric-power supply apparatus by one or more distances. Each of the plurality of electrical apparatuses is connected to the first grounding metal wire and is connected to the first grounding terminal through the first grounding metal wire. Each of the plurality of fuel-driven apparatuses is connected to the second grounding metal wire and is connected to the first grounding terminal through the second grounding metal wire. The first grounding metal wire and the second grounding metal wire are connected to the first grounding terminal in parallel.

Fracturing well site system

A fracturing well site system includes an electric-driven apparatus, a fuel-driven apparatus, an electric-power supply apparatus and a grounding system. The grounding system includes a first grounding terminal which is spaced from each of the electric-driven apparatus, the fuel-driven apparatus and the electric-power supply apparatus by a preset distance. The fuel-driven apparatus and at least one of the electric-driven apparatus and the electric-power supply apparatus are connected to the first grounding terminal, and the first grounding terminal is configured to ground the fuel-driven apparatus and the at least one of the electric-driven apparatus and the electric-power supply apparatus.

The present disclosure provides a rain cover assembly, a pipe assembly and a turbine fracturing unit. The rain cover assembly comprises at least two sets of cover plate assemblies, wherein each set of cover plate assembly comprises a cover plate, a transmission mechanism and a locking device. When the cover plate(s) is(are) at a closed position, the opening is covered; when the cover plate of each set of cover plate assembly is at an open position, an additional pipe structure which is open at both ends and extends along an extension direction of the pipe is formed by which. According to the present disclosure, the cover plate(s) of the rain cover assembly, when opened, will jointly form an additional pipe structure connected to the open end of the pipe to guide the exhaust gas of the pipe to a further space. Such an arrangement may reduce noise on the one hand, and prevent backflow of the exhaust gas on the other hand. The cover plate(s) of the rain cover assembly, when closed, can shield the opening of the pipe to prevent entry of rainwater.

Cover assembly, pipe assembly and turbine fracturing unit

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 mounting bracket and an auxiliary mechanism are disclosed. The mounting bracket includes a mounting base, a first mounting plate, a second mounting plate and a tubular connection structure; the first mounting plate and the second mounting plate are fixed on the mounting base; the second mounting plate and the first mounting plate are oppositely arranged and spaced apart; the first mounting plate includes at least one first mounting hole and a first fixing hole, the second mounting plate includes a second fixing hole, and the first mounting hole is configured to mount a motor or an oil pump; one end of the tubular connection structure is connected with an edge of the first fixing hole, and another end of the tubular connection structure is connected with an edge of the second fixing hole.

Mounting bracket and auxiliary mechanism

An oil-gas treatment system, an oil-gas treatment method and a mechanical apparatus are disclosed. The oil-gas treatment system includes an oil-gas separation device and a first oil-gas delivery device. The oil-gas separation device is configured to perform an oil-gas separation treatment on oil-gas generated by an oil-gas generation device, the oil-gas separation device includes a lubrication oil box for containing lubrication oil; the first oil-gas delivery device is communicated with the lubrication oil box and is configured to convey at least a part of the oil-gas into the lubrication oil box; the lubrication oil box is configured to separate the oil-gas conveyed into the lubrication oil box, and a separated oil product is left in the lubrication oil box.

Oil-gas treatment system, oil-gas treatment method and mechanical apparatus

A gas turbine overspeed protection method includes: a power utilization load of a generator is acquired, and a rotating speed value of a gas turbine is acquired; whether the power utilization load suddenly decreases or disappears is judged, and if so, an eddy current retarder is controlled by a controller to simulate the power utilization load to provide a braking torque for the generator; or, whether the rotating speed value exceeds a set speed range is judged, and if so, the gas turbine is controlled by the controller to reduce fuel supply, and a discharge valve of a gas compressor is opened to discharge a high-pressure gas to reduce the power output and the rotating speed of the gas turbine.

Gas turbine overspeed protection method and apparatus, electronic device and storage medium

This disclosure generally relates to power generation methods and systems based on gas turbine engines, and particularly to mobile and adaptive power generation systems and methods based on gas turbine engine for supplying mechanical and/or electrical power for fracturing operations at an oil wellsite. Various systems, platforms, components, devices, and methods are provided for flexibly and adaptively configure one of more gas turbines, hydraulic pumps, and electric generators to support both fracturing and electric demands at a well site. The disclosed implementations enable and facilitate a mobile, adaptive, and reconfigurable power system to provide both mechanical and electric power for hydraulic fracturing operation.

Adaptive mobile power generation system

A sand conveying apparatus and a control method thereof, a controlling device, and a storage medium are provided. The sand conveying apparatus includes a storage device, a conveying device, and a hoisting device. The storage device is located above an area where sand needs to be input. The conveying device is connected with the storage device. The conveying device is configured to convey the sand to the storage device. The hoisting device is located above the conveying device. The hoisting device is configured to transport the sand in the sand container to the conveying device through an action of the hoist, and the hoist of the hoisting device is configured to move simultaneously along a plurality of route segments in different directions, so as to realize a linear movement between a first position where the hoist is located and a position where the hopper is located.

Sand conveying apparatus and control method thereof, control device, and storage medium

A control method and a control device applied to an electric fracturing apparatus are provided. The electric fracturing apparatus includes a plunger pump and a first motor configured to drive the plunger pump, and the method includes: acquiring a preset displacement of the plunger pump; acquiring a rotation speed of the first motor and a discharge pressure of the plunger pump; determining a real-time displacement of the plunger pump based on the rotation speed of the first motor and the discharge pressure of the plunger pump and adjusting the real-time displacement; and upon the real-time displacement reaching the preset displacement, allowing the first motor to be kept in a stable operation state.

Control method and control device applied to electric fracturing apparatus

A fracturing apparatus and a fracturing system are provided. The fracturing apparatus includes: a plunger pump configured to pressurize a fracturing fluid to form a high-pressure fracturing fluid; a turbine engine coupled to the plunger pump and configured to provide a driving force to the plunger pump; an auxiliary unit including an electric motor unit, the auxiliary unit being configured to provide the fracturing apparatus with at least one selected from the group consisting of start-up assist function, lubrication function, cooling function, and air supply function; and a power supply electrically coupled to the electric motor unit of the auxiliary unit to provide a power source.

Fracturing apparatus and fracturing system

Growing community of inventors

Yantai, China

Zhuqing Mao