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公开(公告)号：US10690281B2
公开(公告)日：2020-06-23
申请号：US16062117
申请日：2016-07-18
Inventor： Qingyou Liu , Haiyan Zhu , Xu Luo , Guorong Wang
Abstract: A pipeline robot capable of steering actively comprises at least two driving knuckles and at least one steering knuckle. Every two adjacent driving knuckles are connected by the steering knuckle. A front end cover is fixed on the front end surface of the driving knuckle at the most front end. A sensor is mounted in the center of the front end cover. A rear end cover is fixed on the rear end surface of the driving knuckle at the rearmost end. A universal spherical hinge is arranged in the center of the rear end cover. Each driving knuckle comprises a main frame, driving mechanisms and telescopic mechanisms; the telescopic mechanisms are mounted in the main frame, and capable of causing contraction of the driving mechanisms into the main frame. The steering knuckle can drive the front driving knuckle connected thereto to steer.
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公开(公告)号：US11598180B2
公开(公告)日：2023-03-07
申请号：US16963715
申请日：2018-05-21
Applicant: SouthWest Petroleum University
Inventor： Guorong Wang , Shouwei Zhou , Qingyou Liu , Qingping Li , Qiang Fu , Yufa He , Pu Yang , Lin Zhong
Abstract: The invention discloses an experimental device for natural gas hydrate solid-state fluidized mining and crushing, the experimental device comprising a power liquid supply module, a hydrate suction module, a pipeline conveying module, a hydrate fluidized crushing module, a secondary processing module and an experimental data information collection and processing module. An experimental method for the experimental device comprises: turning on the power liquid supply module, the hydrate suction module, the pipeline conveying module, the hydrate fluidized crushing module and the secondary processing module, and collecting pressure and flow data at a plurality of locations by the experimental data information collection and processing module. The present invention has the following beneficial effects: a jet solid-state fluidized mining process is simulated, and a plurality of pressure and flow detection points and sampling ports for crushed samples are provided at the same time so as to facilitate parameter collection; a plurality of component parameters are flexibly variable, including changing a drag-back speed of a moving slider, shape parameters of jet nozzles, and a pressure and flow of a power liquid; a spray head is designed to simplify the experimental device, and a dynamic process of jet crushing may be observed from a side surface of an experimental tank.
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3.发明授权公开(公告)号：US11434727B2
公开(公告)日：2022-09-06
申请号：US17537437
申请日：2021-11-29
Applicant: Southwest Petroleum University
Inventor： Yang Tang , Zeliang Li , Guorong Wang , Qingyou Liu , Jinhai Zhao , Guangjie Yuan , Jinzhong Wang , Yufa He , Qingping Li , Chuanhua Ma , Yuan Huang
Abstract: An in situ exploitation-separation-backfilling integration apparatus for natural gas hydrates is disclosed, consisting of a cyclonic suction device for coarse fraction, a jet flow device for sand discharge and a spiral cyclone device for fine fraction. The cyclonic suction device for coarse fraction is provided with a vortex trough and a cyclonic auxiliary flow channel; the jet flow device for sand discharge mainly consists of a sand discharge sliding sleeve, a sand discharge jet cylinder and a spring, wherein the sand discharge sliding sleeve can control the spraying out of hydraulic fluid and it is provided with a sand discharge butting head; inside the spiral cyclone device for fine fraction is a tapered structure and its upper portion is provided with a centering bracket.
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公开(公告)号：US11199050B2
公开(公告)日：2021-12-14
申请号：US17086398
申请日：2020-10-31
Applicant: Southern Marine Science and Engineering Guangdong Laboratory (Zhanjiang) , Southwest Petroleum University
Inventor： Guorong Wang , Yang Tang , Xin Jing , Qingyou Liu , Shouwei Zhou , Xushen Li , Lin Zhong , Qingping Li , Yufa He , Zhong Li , Yanjun Li , Hexing Liu , Jianglin Zhu , Jiang Lu , Leizhen Wang
Abstract: The present invention relates to a combined crushing super-variable-diameter drill bit for natural gas hydrate exploitation, including a joint, an outer cylinder connected to the joint by thread, a nozzle I mounted in the outer cylinder, a mechanical locking mechanism, a blade telescoping mechanism, an end cap connected to the outer cylinder by thread, a seal ring IV mounted to the end cap, and a nozzle II mounted in the end cap by threaded connection. The present invention achieves integrated operation of conventional drilling and draw-back expanding, which can effectively solve the problems that the existing hydrate drill bit cannot drill a large borehole, cannot mechanically lock an extending position of the blade to stabilize the size of the borehole, and a single crushing method is inefficient.
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公开(公告)号：US12060958B2
公开(公告)日：2024-08-13
申请号：US18169145
申请日：2023-02-14
Applicant: Southwest Petroleum University
Inventor： Yang Tang , Yulin Zhang , Guorong Wang , Yufa He , Jianfei Wei , Jinhai Zhao , Zeliang Li , Jinzhong Wang , Wang Li , Wujun Tong , Jie Wang
IPC: F16L29/00 , E21B33/035 , E21B34/04 , E21B36/04 , E21B47/001 , F16L37/00 , F16L37/30 , F16L37/373 , F16L53/34 , F16L53/38
CPC classification number: F16L29/007 , E21B33/035 , E21B34/04 , E21B36/04 , E21B47/001 , F16L37/004 , F16L37/30 , F16L37/373 , F16L53/34 , F16L53/38
Abstract: A pure electric modular subsea test tree is provided, which includes a connect-disconnect device, wherein the first channel is formed in the connect-disconnect device; the connect-disconnect device is provided with a locking assembly and a connection drive mechanism for driving the locking assembly, and the first electrical connection plug is embedded in the connect-disconnect device, and the connection drive mechanism is electrically connected with the first electrical connection plug; a shear-seal assembly, wherein a second channel communicated with the first channel is formed in the shear-seal assembly; the shear-seal assembly includes at least one shear-seal device capable of plugging the second channel; a connection part is formed on the shear-seal assembly; a heating device is arranged at one end of the shear-seal device far from the connection part. The disclosure relates to a pure electric modular subsea test tree, which has fast response speed and high operation safety.
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Patent Agency Ranking
公开(公告)号：US11781420B2
公开(公告)日：2023-10-10
申请号：US17387956
申请日：2021-07-28
Applicant: SOUTHWEST PETROLEUM UNIVERSITY
Inventor： Jianguo Zhao , Qingyou Liu , Haiyan Zhu , Guorong Wang
Abstract: The invention relates to a displacement measuring device and a velocity measuring method of a drilling traction robot. The measuring device comprises a support bar, a stopper, a hydraulic, a piston of the hydraulic, a displacement sensor, a seal baffle, a waveguide, a magnetic ring, and a magnetic ring support plate. The invention can realize instant measurement and instant feedback of the velocity of the drilling traction robot and can provide data reference for automatic drilling of the drilling traction robot.
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公开(公告)号：US11542789B2
公开(公告)日：2023-01-03
申请号：US17537447
申请日：2021-11-29
Applicant: Southwest Petroleum University , Southern Marine Science and Engineering Guangdong Laboratory (Zhanjiang)
Inventor： Yang Tang , Peng Zhao , Guorong Wang , Jinhai Zhao , Qingyou Liu , Jinzhong Wang , Guangjie Yuan , Yufa He , Qingping Li , Xushen Li , Xiaoyu Fang , Zeliang Li , Xin Jing
Abstract: A cavity creation tool by crushing with multi-stage controllable water jet, it is used in natural gas hydrate development and mainly consists of an inner tube upper joint, an inner tube lower joint, an intermediate sleeve, an inner structure consisting of a coaxial throttle push rod, an outer layer sleeve, an outer layer structure consisting of a supporting ring, a jet head mounted to the intermediate sleeve and threading the outer layer sleeve, and a jet crushing structure consisting of a single-stage telescopic jet head and a two-stage telescopic jet head.
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公开(公告)号：US11047183B2
公开(公告)日：2021-06-29
申请号：US16511004
申请日：2019-07-15
Applicant: CHENGDU UNIVERSITY OF TECHNOLOGY
Inventor： Qingyou Liu , Haiyan Zhu , Jianguo Zhao , Guorong Wang
Abstract: A coiled tubing drilling robot, a robot system and a process parameter control method thereof. The coiled tubing drilling robot is mainly characterized in that a drilling pressure and a drilling speed of a drill string are adjusted by an electric proportional relief valve and an electric proportional flow valve disposed inside the drilling robot; a support mechanism of the drilling robot adopts a single oblique block to prop against a spring piece to clamp a well wall; the coiled tubing drilling robot system consists of a coiled tubing intelligent drilling rig, a wellhead device, a coiled tubing, a drilling robot, a drill string vibration measurement device, a MWD, a power drill and a drill bit.
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公开(公告)号：US12060973B2
公开(公告)日：2024-08-13
申请号：US17372414
申请日：2021-07-09
Applicant: SOUTHWEST PETROLEUM UNIVERSITY
Inventor： Jianguo Zhao , Guorong Wang , Qingyou Liu , Shuo Han , Run Dong , Jiliang Dai
CPC classification number: F16N31/00 , F16N29/00 , F17D5/005 , E21B23/001 , F16L55/26 , F16L2101/00 , F16N2210/00 , F16N2230/02 , F16N2250/00 , F16N2270/00 , F16N2280/02
Abstract: A system for pumping lubricant in a gas transportation pipeline includes a pipeline robot and a control terminal system. The pipeline robot includes a lubricant position detection, module, a lubricant pumping module, an electro-hydraulic control system, a data acquisition and processing system, and a lubricant sucking port. The location at which the lubricant deposits can be detected online, and the lubricant staving in the gas transportation pipeline can be removed in real time. The system is highly automatic and efficient. Resistance against the natural as transportation is reduced effectively, the efficiency of transporting the natural gas is improved, and safety of transporting the natural gas is ensured.
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公开(公告)号：US11788664B1
公开(公告)日：2023-10-17
申请号：US18323989
申请日：2023-05-25
Applicant: Southwest Petroleum University
Inventor： Yang Tang , Wudi Zhang , Shouhong Ji , Jinzhong Wang , Mingbo Wang , Chenglin Wang , Qiang Wang , Guorong Wang , Li Gu , Wei Zhang , Junkai Zhu
IPC: F16L55/18 , F16L55/32 , F16L55/44 , F16L101/60
CPC classification number: F16L55/32 , F16L55/44 , F16L2101/60
Abstract: An intelligent maintenance and repair robot for small diameter and small flow oil and gas pipelines, including a frame, a speed control mechanism, a braking mechanism, an anchoring mechanism, and a sealing mechanism; the speed control mechanism is composed of a motor, rotor, etc; the braking mechanism is composed of a braking rubber cylinder and a first extrusion ring; the anchoring mechanism is composed of a rubber conical cylinder, slips, etc; and the sealing mechanism is composed of a sealing rubber cylinder and a second extrusion ring. The second extrusion ring is driven by a hydraulic rod to press the sealing rubber cylinder, causing it to expand and block the pipe wall to achieve sealing. The intelligent maintenance and repair robot inside the pipeline has the characteristics of good speed control response, wide speed range, strong ability to pass bends, stable braking process, and high sealing reliability.
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