Yantai Jereh Petroleum Equipment & Technologies Co., Ltd.

Shandong Guiyuan Advanced Ceramics Co., Ltd

Hisense Laser Display Co., Ltd.

Weifang Medical University

Qingdao Gren Technology Co., Ltd.

Qingdao Gren Imedia Technology Co., Ltd.

Shandong Hubble Kisen Biological Technonlogy Co., Ltd.

Jian Zhang

Sheng Chang

Ruijie Du

Chunqiang Lan

Liang Lv

Shuzhen Cui

Jifeng Zhong

Xiaolei Ji

Shanwu Fu

Shouzhe Li

Huaizhi Zhang

Rikui Zhang

Xincheng Li

Dawei Zhao

Dong Liu

Chao Zhang

Rong Liu

Zhenkun Fan

Fanpeng Meng

Peng Zhang

Zhuqing Mao

Kaishen Liu

Xintuan Tian

Changming Yang

Liang Li

Yibo Jiang

Zhen Zhang

Haijun Yin

Jingjing Zhang

Xiaobo Xu

Yongxue Huang

Xuejian Wang

Leqiao Tan

Xiaoyang Li

Yuqi Jiang

Wenfang Xu

Boyu Zhou

Yuhan Zhang

Linlin Hu

Xiuwen Guan

Dejun Ding

Weifen Zhang

Wenbang Cai

A fracturing apparatus includes: a plunger pump having a hydraulic end and a power end, wherein the power end comprises a power end oil outlet and at least one power end oil inlet that are coupled to each other; a power end lubricating system, including a lubricating oil tank defining an accommodation space, at least one lubrication pump having a lubrication pump oil inlet and a lubrication pump oil outlet that are coupled to each other, and at least one lubrication motor configured to provide power for the at least one lubrication pump; a temperature detector disposed on any one of the oil return pipeline, the power end oil outlet, and the lubricating oil tank; and a control system connected to the temperature detector and the power end lubricating system and configured to control the power end lubricating system.

Fracturing apparatus

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

A fracturing apparatus includes a motor, a first plunger pump, a power supply platform, a gas turbine engine, a generator, and one or more rectifiers. At least two of the gas turbine engine, the generator, and the one or more rectifiers are arranged on the power supply platform. A first end of the generator is connected to the gas turbine engine. A second end of the generator is connected to the one or more rectifiers. The generator is configured to output a voltage to the one or more rectifiers. The one or more rectifiers are configured to provide power to the motor. The motor is configured to drive the first plunger pump.

Fracturing apparatus and control method thereof, fracturing system

Fracturing equipment includes: a plunger pump, a main motor and a noise reduction device. The plunger pump is used for pressurizing liquid. The main motor is connected to the plunger pump by transmission for providing driving force to the plunger pump. The noise reduction device is constructed as a cabin structure and covers outside the main motor and isolates the main motor from the plunger pump. With the fracturing equipment according to the present disclosure, the fracturing equipment is driven by the main motor with relatively low noise during operation. The noise reduction device isolates the main motor from the outside, which can effectively reduce the noise intensity transmitted to the outside during operation, thereby achieve the effect of noise reduction. In addition, the plunger pump is isolated from the main motor by the noise reduction device, thus realizing isolation of high-pressure dangerous areas and ensuring safe operation.

Fracturing equipment

A fracturing apparatus is provided. The fracturing apparatus includes a plunger pump, a transmission shaft, a main motor, an oil pipe, a first radiator and a noise reduction cabin. The main motor is spaced apart from the plunger pump, the plunger pump is connected with the main motor through the transmission shaft; the oil pipe is configured to be connected with the plunger pump; the first radiator is spaced apart from the plunger pump, the first radiator is configured to dissipate heat from oil in the oil pipe, the main motor, the first radiator and at least part of the oil pipe are all located inside the noise reduction cabin, and the plunger pump is located outside the noise reduction cabin.

A fracturing apparatus may include a first plunger pump including a first power end and a first hydraulic end; a prime mover including a first power output shaft; and a first clutch including a first connection portion and a second connection portion. The first power end of the first plunger pump includes a first power input shaft, the first connection portion is coupled to the first power input shaft, the second connection portion is coupled to the first power output shaft of the prime mover.

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

A multifunctional immunity-targeted micromolecule anti-cancer medicine Citrate Bestazomib and preparation method and application thereof. The structure of the multifunctional immunity-targeted micromolecule anti-cancer medicine Bestazomib Citrate is shown as follows: The multifunctional immunity-targeted micromolecule anti-cancer medicine Citrate Bestazomib has an activity-inhibiting effect on APN/CD13, also has an activity-inhibiting effect on tumor proteasome, and can be applied to the development of medicines for treating malignant tumors.

Multifunctional immunity-targeted micromolecule anti-cancer medicine Bestazomib (Bestazomib) and preparation method and application thereof

The invention relates to bone repair and more specifically to a berberine/mineralized collagen-based composite membrane, a preparation method, and an application thereof. The composite membrane includes a berberine nanofiber membrane and a mineralized collagen membrane disposed on a unilateral surface of the berberine nanofiber membrane. The mineralized collagen with biomimetic mineralization capacity is combined with a Chinese materia medica monomer, berberine, the resulting bilayer composite membrane has a better effect on promoting osteogenesis In addition, a novel dosage form of berberine is constructed. An electrospinning method prepares a berberine nanofiber membrane. The berberine nanofibers are received by the mineralized collagen membrane, or after the berberine nanofiber membrane is obtained, a mineralized collagen membrane is prepared by applying on the surface of the berberine nanofiber membrane.

Berberine/mineralized collagen-based composite membrane and preparation method and application thereof

A projector includes a shell, a light source, an optical machine, a projection lens and an auxiliary positioning device. The light source is configured to provide illumination beams. The optical engine is configured to modulate the illumination beams based on received image signals to obtain projection beams. The projection lens is configured to project the projection beams on a projection plane for imaging. The auxiliary positioning device is connected to the shell and is configured to locate a position the projector. The auxiliary positioning device includes a positioning rod which includes a first end and a second end opposite to the first end; the first end of the positioning rod is connected to the shell, and the second end of the positioning rod is configured to abut against a reference object that is at a fixed position relative to the projection plane.

Projector

A fracturing apparatus may include a power supply platform; a gas turbine engine; a generator; and one or more rectifiers. At least two of the gas turbine engine, the generator, and the one or more rectifiers are arranged on the power supply platform. A first end of the generator is connected to the gas turbine engine. A second end of the generator is connected to the one or more rectifiers. The generator is configured to output a voltage to the one or more rectifiers.

A fracturing apparatus is provided. The fracturing apparatus includes: a plunger pump including a hydraulic end and a power end, the power end having a power end oil outlet and at least one power end oil inlet that are coupled to each other; and a power end lubricating system, including: a lubricating oil tank configured for defining an accommodation space, at least one lubrication pump having a lubrication pump oil inlet and a lubrication pump oil outlet that are coupled to each other, and at least one lubrication motor configured for providing power for the at least one lubrication pump, wherein at least a portion of at least one of the lubrication motor and the lubrication pump is located in the accommodation space.

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Shandong, China

Jian Zhang