Yantai Jereh Petroleum Equipment & Technologies Co., Ltd.

Qingdao University of Technology

American Jereh International Corporation

Goertek Inc.

Samsung Electronics Co., Ltd.

Haier Smart Home Co., Ltd.

Qingdao Haier Refrigerator Co., Ltd.

Hisense Laser Display Co., Ltd.

Qingdao Sentury Tire Co., Ltd.

Haier America

Hisense Refrigerator Co., Ltd.

Peng Zhang

Rikui Zhang

Xiaolei Ji

Chunqiang Lan

Xincheng Li

Yipeng Wu

Zhuqing Mao

Jianwei Wang

Liang Lv

Yuxuan Sun

Jihua Wang

Sheng Chang

Mingchao Mao

Weipeng Yuan

Xiance Li

Shanwu Fu

Jianglei Zou

Ning Feng

Ting Zhang

Wanchun Zha

Haibo Zhang

Qiong Wu

Ligong Wu

Jifeng Zhong

Guodong Zhao

Ruijie Du

Jixin Wang

Xiaobing Zhu

Hochul Hwang

Kiwon Kim

Peng Li

Bin Fei

Byounghee Lee

Jian Zhang

Xin Li

Long Qin

Yixin Zhang

Wenlong Lin

Xu Chen

Jing Wang

Libin Zhou

Seongkwan Yang

Zuquan Jin

Choonghyo Park

Haiping Cui

Dongshuai Hou

Junjie Liu

Zhanzhan Liu

Feng Zhang

Dabo Guo

Tao Kou

Jiuwen Bao

Tiejun Zhao

Cong Zhang

Zhijie Liu

Fuhong Li

Chao Lin

Shuguo Li

Junlong Du

Xu Liu

Dekun Tian

Jihoon Song

Zedong Zheng

Bintang Zhao

Liyan Wang

Xiaodong Zhou

Song Gao

Jianlin Luo

Fei Teng

Yawen Zhu

Xiaomei Wan

Li Tian

Jigang Zhang

Kaiyue Zhao

Wentao Wang

Wenwen Liu

Xiao Yu

Xin Qi

Tingrong Ma

Zhaoyang Xu

Shudong Zhang

Kurtis Narus

Bernie Tumkiw

Lintao Lu

Dawei Ding

Jianan Wei

Ying Yu

Yunpeng Dong

Kyudong Kim

Zhijie Zhuang

Qiuyi Li

Zihao Yu

Yishi Zhao

Chuanxian Tong

Jiancheng Tian

Lintao Song

Weiqiang Liu

Penggang Wang

A turbine engine gas-inlet cooling system and a turbine engine apparatus are disclosed. The turbine engine includes a gas-inlet end and a gas-outlet end, and the turbine engine gas-inlet cooling system includes a gas-inlet cooling device. The gas-inlet cooling device includes a gas-input end and a gas-output end, and is configured to cool working gas being input from the gas-input end. The gas-output end is connected with the gas-inlet end of the turbine engine.

Turbine engine gas-inlet cooling system and turbine engine apparatus

A dual-fuel power system and an air supply and purging method thereof are provided. The dual-fuel power system includes a plurality of dual-fuel power devices, a first air compressor and a second air compressor. Each of the plurality of dual-fuel power devices includes a compressed air supply pipeline, a first fuel nozzle and a second fuel nozzle, and the compressed air supply pipelines of the plurality of dual-fuel power devices are connected in sequence. The first air compressor includes a first air storage cylinder connected with the compressed air supply pipeline of any one of the plurality of dual-fuel power devices to supply air to the plurality of dual-fuel power devices; and the second air compressor includes a second air storage cylinder connected with the compressed air supply pipeline of any one of the plurality of dual-fuel power devices to supply air to the plurality of dual-fuel power devices. Thus, the plurality of dual-fuel power devices can be supplied with air through the second air compressor when the air supply from the first air compressor is insufficient.

Dual-fuel power system and air supply and purging method thereof

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

This application discloses a fracturing device, an engine and an exhaust apparatus thereof, which belongs to the field of turbine fracturing technologies. The engine is provided with a first exhaust outlet, and the exhaust apparatus of the engine includes an exhaust muffler, a shroud plate and a cover plate, where the exhaust muffler is provided at a first exhaust outlet, the exhaust muffler is provided with a second exhaust outlet, and the shroud plate is provided at the second exhaust outlet, the shroud plate is movably connected to the exhaust muffler, the shroud plate can move between a first position and a second position relative to the exhaust muffler, and the cover plate is rotationally connected to the exhaust muffler to close or open the second exhaust outlet. In a case that the shroud plate moves to the first position relative to the exhaust muffler and the cover plate opens the second exhaust outlet, the shroud plate and cover plate form a heightening tube. The heightening tube communicates with the second exhaust outlet, and the position of an upper port of the heightening tube is higher than the position of the second exhaust outlet. The engine includes the exhaust apparatus mentioned above, and the fracturing device includes the engine mentioned above. As such, reducing the number of components is facilitated, and the structure is simplified.

Fracturing device, engine and exhaust apparatus thereof

An example turbine fracturing apparatus and an example turbine fracturing well site are disclosed. The turbine fracturing apparatus may include a turbine engine, configured to provide power; a deceleration device, having an input end and a plurality of output ends, the input end being connected with the turbine engine; a plurality of plunger pumps, connected with the plurality of output ends, respectively, each of the plurality of plunger pumps being configured to intake low-pressure fluid and discharge high-pressure fluid; and an auxiliary power unit, configured to provide auxiliary power to at least one of the turbine engine, the deceleration device, or each of the plurality of plunger pumps. The auxiliary power unit, the turbine engine, and the deceleration device may be sequentially arranged.

Turbine fracturing apparatus and turbine fracturing well site

Some embodiments of the present disclosure provide a power system and a fracturing device. The power system includes an oil tank, a reduction gearbox and a hydraulic system. The reduction gearbox is provided with a lubricating system, and the lubricating system is communicated with the oil tank. The hydraulic system includes a hydraulic actuating member, and the hydraulic actuating member is communicated with the oil tank.

Power system and fracturing device

An anti-corrosive concrete grouting material for coastal structure connection and a method for preparing the same, belonging to the technical field of anti-corrosion of coastal assembled structure connectors. The grouting material includes the following components: expansible compound cement, slag sand, fly ash (FA), polyvinyl alcohol (PVA) (containing an oxidant and a catalyst), graphene oxide (GO), a water reducer, an adjusting admixture, a defoaming agent, a mineral admixture and water. A shrinkage-free effect of the grouting material is realized through internal curing of GO-PVA hydrogel, micro-expansion of the compound cement and shrinkage reduction effect of the FA; an energy storage effect of a GO-PVA hydrogel micro-capacitor is exerted to avoid formation of a reinforcement corrosion micro-battery in a grouting material sleeve, a reinforcement corrosion self-immune effect is achieved, seawater corrosion resistance of the grouting material is improved by the slag sand, and it has huge economic and environmental protection benefits.

Anti-corrosive concrete grouting material for coastal structure connection and method for preparing the same

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

The present disclosure relates to a heat radiator and a turbo fracturing unit comprising the same. The heat radiator includes: a cabin; a heat radiation core disposed at the inlet and configured to allow a gas/air to pass therethrough; a gas/air guide device disposed at the outlet and configured to suction the air within the cabin to the outlet; and noise reduction structure disposed within the cabin, which is of a structure progressively converging to the outlet. The heat radiator is configured to enable the gas/air to enter the cabin via the inlet, then sequentially pass through the heat radiation core, a surface of the noise reduction structure and the gas/air guide device, and finally be discharged out of the cabin. The heat radiator according to the present disclosure is a suction-type heat radiator which can regulate the speed of the gas/air guide device based on the temperature of the gas/air at the inlet, thereby avoiding energy waste and unnecessary noise. The smooth curved surface of the noise reduction structure can reduce noise without affecting the gas/air flow.

Heat radiator and turbo fracturing unit comprising the same

The present disclosure relates to an ERT/ECT dual-modality combined three-dimensional sensor. A cover box is sheathed with a shielding box, a plurality of small round holes are formed in the top surface and the side surfaces of the cover box, ERT electrodes are arranged in the small round holes, and ECT electrodes are arranged at the outer sides of the ERT electrodes. The ERT electrodes are connected to an ERT data acquisition box via electrode leads, and the ECT electrodes are connected to an ECT data acquisition box via the electrode leads. An integrated cuboid design in line with the concrete structure is employed. Meanwhile, the dimensions, combination modes, placement modes and positions, supporting structures, shielding devices, electrode leads and leading-out modes of two sets of electrode arrays are subjected to comprehensive optimization design to achieve three-dimensional visual nondestructive monitoring of the moisture intrusion process in the concrete structure.

ERT/ECT dual-modality combined three-dimensional sensor

This disclosure provided is a connecting structure for connecting a first workpiece to a second workpiece. The connecting structure includes: a first connecting assembly disposed on the first workpiece; a second connecting assembly disposed on the second workpiece, wherein the second connecting assembly includes a second connecting member and a fixing assembly, the second connecting member is movably disposed, so as to connect the second connecting member and the first connecting assembly; the fixing assembly is connected with the second connecting member, and the fixing assembly is movably disposed relative to the second connecting member; and a locking portion, wherein at least part of the locking portion is disposed on the second workpiece, and the fixing assembly is connected with the locking portion.

Turbine engine air intake system and cabin

A fracturing device includes a power unit, and the power unit includes a muffling compartment, a turbine engine, and an air intake unit. The air intake unit is communicated with the turbine engine through an intake pipe and configured to provide a combustion-supporting gas to the turbine engine; the air intake unit is at a top of the muffling compartment and the muffling compartment has an accommodation space, the turbine engine is within the accommodation space. A fan is further provided to generate wither positive pressure or negative presser in the muffling compartment to facilitate a cooling of the turbine engine.

Connection device, control box component and fracturing apparatus

A turbine engine cleaning system is disclosed. In the turbine engine cleaning system, a temperature sensor obtains a temperature within a combustion chamber of the turbine engine; a cleaning agent storage device stores cleaning agent; a cleaning agent delivery device is connected between the cleaning agent storage device and the combustion chamber of the turbine engine, and includes a pipe and a driver mechanism; the pipe includes a front-end pipe and a rear-end pipe; the front-end pipe is connected to the cleaning agent storage device; the rear-end pipe is connected to the front-end pipe and the combustion chamber; the driver mechanism is connected to the front-end pipe and drives the cleaning agent to enter the combustion chamber from the cleaning agent storage device by the front-end pipe and the rear-end pipe to clean components when the temperature within the combustion chamber is less than or equal to a predetermined temperature.

Turbine cleaning system

An exhaust device and an installation method thereof, a turbine fracturing apparatus, and a disassembly method of a turbine are provided. The exhaust device includes a body, a fixation plate, a pressure plate, and a diffusion pipe; the body includes a side wall; the fixation plate is configured to be fixed to the side wall; the pressure plate is configured to be able to be pre-fixedly connected and fixedly connected with the fixation plate; the diffusion pipe is configured to be fixed to the side wall through the pressure plate and the fixation plate; the fixation plate further comprises a first pre-installation part, and the pressure plate further comprises a second pre-installation part, and the second pre-installation part is matched with the first pre-installation part to realize pre-fixation of the diffusion pipe.

Exhaust device and installation method thereof, turbine fracturing apparatus, disassembly method of turbine

The present disclosure provides a fracturing device, which comprises: a turbine engine, an output end of the turbine engine rotating along a first rotational direction; a plunger pump, a power input end of the plunger pump rotating along a second rotational direction; and a transmission mechanism, wherein an input end of the transmission mechanism is connected with the output end of the turbine engine, an output end of the transmission mechanism is connected with the power input end, and the transmission mechanism is configured for transmitting a power of the turbine engine to the plunger pump. The fracturing device of the present disclosure solves the problem that the requirements of high torque and low rotational speed of the fracturing device are difficult to meet due to the characteristic of high rotational speed of a turbine engine in the prior art.

Fracturing devices

Growing community of inventors

Shandong, China

Peng Zhang