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CN114033361A - A near-bit multi-parameter downhole measurement and control system while drilling - Google Patents

A near-bit multi-parameter downhole measurement and control system while drilling
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Publication number
CN114033361A
CN114033361ACN202111230883.1ACN202111230883ACN114033361ACN 114033361 ACN114033361 ACN 114033361ACN 202111230883 ACN202111230883 ACN 202111230883ACN 114033361 ACN114033361 ACN 114033361A
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bit
transmitting
measurement
drilling
data
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CN202111230883.1A
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Inventor
廖华林
卢明
刘建胜
牛文龙
卢晓鹏
陈敬凯
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China University of Petroleum East China
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China University of Petroleum East China
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Priority to CN202111230883.1ApriorityCriticalpatent/CN114033361A/en
Publication of CN114033361ApublicationCriticalpatent/CN114033361A/en
Priority to PCT/CN2022/106152prioritypatent/WO2023065739A1/en
Priority to US18/334,293prioritypatent/US20230323769A1/en
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Abstract

Translated fromChinese

本发明公开一种近钻头多参数井下随钻测控系统,由地面设备和井下总成组成,井下总成依次包括钻头、多参数采集测量发射短节、动力钻具、接收发射短节、无线通信短节和无磁钻铤等,测量发射短节根据预先设置的时间间隔采集数据并将采集的数据存储至存储模块和传输至信号接收天线,通过螺杆动力钻具与钻井液之间组成的通讯介质将接收的信号传输给接收发射短节,接收发射短节通过电磁耦合的方式进行无线传输将信号传至无线通信短节,无线通讯短节将接收到的信号通过泥浆脉冲发生器采用脉冲信号的方式传递到地面设备,地面系统进行数据处理及分析。本发明的实时测控系统能够实时监测井下工程参数的实时变化并进行实时调整,提高钻井时效。

Figure 202111230883

The invention discloses a near-bit multi-parameter downhole measurement and control system while drilling, which is composed of ground equipment and a downhole assembly. The downhole assembly sequentially includes a drill bit, a multi-parameter acquisition, measurement, and transmission subsection, a power drilling tool, a receiving and transmitting subsection, and wireless communication. Subs and non-magnetic drill collars, etc., measuring and transmitting subs collect data according to preset time intervals and store the collected data in the storage module and transmit to the signal receiving antenna, through the communication between the screw power drilling tool and the drilling fluid The medium transmits the received signal to the receiving and transmitting short section, and the receiving and transmitting short section performs wireless transmission through electromagnetic coupling, and transmits the signal to the wireless communication short section, and the wireless communication short section uses the pulse signal through the mud pulse generator. The method is transmitted to the ground equipment, and the ground system performs data processing and analysis. The real-time measurement and control system of the invention can monitor the real-time changes of the downhole engineering parameters in real time and make real-time adjustments, thereby improving the drilling efficiency.

Figure 202111230883

Description

Near-bit multi-parameter underground measurement and control system while drilling
Technical Field
The invention relates to the field of underground data wireless measurement while drilling in drilling engineering, in particular to a near-bit multi-parameter underground measurement while drilling measurement and control system.
Background
With the development of the drilling technology, a near-bit measurement and control while drilling system is developed for further improving the drilling efficiency and the oil and gas exploitation rate of deep wells, ultra-deep wells and long horizontal section wells. The successful research and development of the near-bit measurement and control while drilling system can effectively solve a plurality of problems encountered in the drilling process of a deep well and a long horizontal-section horizontal well, reduce the operation risk, improve the operation efficiency, accurately obtain data such as measured bottom temperature, internal and external annular pressure, vibration, bit pressure, torque, rotating speed, bending moment and the like in real time, improve the safe drilling efficiency, and effectively avoid accidents such as drilling sticking, well kick, well leakage and the like.
Most of the drilling measurement and control systems in the prior art cannot solve the measurement problems of multiple engineering parameters such as bottom hole temperature, internal and external annular pressure, three-axis vibration, bit pressure, torque, rotating speed and bending moment, and cannot realize storage and real-time transmission of large data volume of underground data. And the measuring short section is relatively complex in mechanical structure, and the reliability of the downhole tool under the action of complex stress in the well is influenced. Therefore, the near-bit multi-parameter underground measurement and control while drilling system is provided, the measurement and control while drilling system is rich in measurement parameters, real-time changes of underground engineering parameters can be monitored in real time, and drilling parameters such as bit pressure, rotating speed, torque and drilling fluid performance are adjusted in real time according to the changes of the underground parameters. The downhole complex accidents such as well kick, well leakage, drill sticking, drilling tool damage and the like can be timely and accurately judged, and corresponding measures are taken to avoid more serious accidents, so that the non-drilling time can be greatly reduced, and the drilling timeliness is improved.
Disclosure of Invention
In order to solve the technical problems, the invention provides a near-bit multi-parameter underground measurement and control while drilling system which can monitor real-time changes of underground engineering parameters in real time, adjust drilling parameters such as bit pressure, rotating speed, torque and drilling fluid performance in real time according to the changes of the underground parameters, and improve drilling timeliness.
A multi-parameter underground measurement and control while drilling system for a near drill bit comprises ground equipment and an underground assembly, wherein the ground equipment comprises a pressure sensor, a wireless transmitting and receiving host, a wireless sensor host, a driller display and a data processing instrument, the underground assembly comprises a drill bit, a multi-parameter acquisition measurement transmitting pup joint, a screw power drilling tool, a fishing joint, a receiving transmitting pup joint, a first conversion joint, a wireless communication pup joint, a second conversion joint and a non-magnetic drill collar which are sequentially connected, the multi-parameter acquisition measurement transmitting pup joint comprises a drill collar, a power supply, a data processing circuit, a near drill bit measuring instrument, a transmitting antenna, an insulating ring and a data storage module, the near drill measuring instrument acquires data according to preset time intervals, stores the acquired data into the data storage module and transmits the acquired data to the data processing circuit, and the data processing circuit is in communication connection with the transmitting antenna, one end of the transmitting antenna is connected with a drill collar of the multi-parameter acquisition measuring transmitting nipple, the other end of the transmitting antenna is isolated from external drilling fluid through an insulating ring, the antenna coil of the transmitting antenna is designed by a vertical electric field method, and transmits signals to the receiving transmitting short section through a communication medium formed between the screw rod power drilling tool and the drilling fluid, the receiving and transmitting pup joint is provided with a signal receiving coil and a signal amplifier, one end of the signal receiving coil is connected with a drill collar of the receiving and transmitting pup joint, the other end of the signal receiving coil is isolated from external drilling fluid through an insulating ring, the signal amplifier amplifies signals received by the signal receiving coil and then conducts wireless transmission in an electromagnetic coupling mode to transmit the signals to the wireless communication pup joint, the wireless communication pup joint transmits the received signals to ground equipment in a pulse signal mode through a mud pulse generator, and the ground equipment decodes and analyzes underground data.
Furthermore, the outer diameter of the near drill end of the multi-parameter acquisition measurement transmitting pup joint drill collar is larger than that of the far drill end, an opening for placing a near drill measuring instrument is formed in the near drill end drill collar body, and the power supply, the data processing module, the transmitting antenna and the insulating ring are arranged at the far drill end of the drill collar body and protected by the casing and the end cover.
Furthermore, the near-drilling measuring instrument comprises a torque strain gauge, a pressure sensor, a temperature sensor, a three-axis acceleration sensor and a circuit board, wherein the torque strain gauge, the pressure sensor, the temperature sensor, the three-axis acceleration sensor and the circuit board are arranged in a plurality of openings in a drill collar of the multi-parameter acquisition measuring transmitting nipple.
Furthermore, the data collected by the near-drilling measuring instrument are triaxial acceleration, torque, bit pressure, annular internal and external pressure, temperature, rotating speed and bending moment.
Furthermore, an MWD measuring nipple is installed in the non-magnetic drill collar, and the wireless communication nipple collects data measured by the MWD measuring nipple and transmits the data to ground equipment.
Has the advantages that: compared with the prior art, the invention has the following technical effects:
(1) the near-bit multi-parameter underground measurement and control while drilling system has rich measurement parameters, can monitor real-time change of underground engineering parameters in real time, and can adjust drilling parameters such as bit pressure, rotating speed, torque, drilling fluid performance and the like in real time according to the change of the underground parameters. The downhole complex accidents such as well kick, well leakage, drill sticking, drilling tool damage and the like can be timely and accurately judged, and corresponding measures are taken to avoid more serious accidents, so that the non-drilling time can be greatly reduced, and the drilling timeliness is improved.
(2) The near-bit multi-parameter underground while-drilling system measures underground engineering parameters such as torque, bit pressure, bending moment, temperature, internal and external annular pressure, rotating speed, three-axis vibration and the like, is closer to the bit, eliminates the friction force between the drilling tool and the inner wall of the well and other interference factors, realizes real and accurate underground data and achieves the purpose of monitoring the underground actual working state of the drilling tool in real time.
(3) The communication system of the near-bit measurement and control while drilling system can realize the wireless communication between the near-bit measuring instrument of the near-bit measurement and control system and the signal receiving system through the cross-screw power drilling tool, and ensure the real-time acquisition and the timely and effective transmission of the near-bit engineering parameter transmitting short section measuring data.
(4) The invention adopts a vertical electric field method to design a transmitting antenna, utilizes a channel medium consisting of a screw rod power drilling tool and drilling fluid to transmit data, and a metal loop can not appear outside a coil of the transmitting antenna, so that a non-metal insulating ring is arranged at one end of a metal sheath outside the coil to form a small-gap communication channel, thereby realizing high-efficiency data transmission.
(5) The invention realizes the cross-screw power drilling tool communication of the near-bit measurement and control while drilling system, reduces the difficulty and cost of designing and processing communication lines, adopts the small-gap communication design, and greatly improves the underground wear resistance and pressure bearing performance of the measuring short section on the premise of ensuring the communication.
Drawings
FIG. 1 is a schematic structural diagram of a near-bit multi-parameter downhole measurement and control while drilling system.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail with reference to the following embodiments. It should be understood that the detailed description and specific examples, while indicating the preferred embodiment of the invention, are intended for purposes of illustration only and are not intended to limit the scope of the invention.
Referring to the attached figure 1, the near-bit multi-parameter underground measurement and control system while drilling comprisesground equipment 10 and an underground assembly, wherein the ground equipment comprises a pressure sensor, a wireless transmitting and receiving host, a wireless sensor host, a driller display and a data processing instrument, the underground assembly comprises a bit 1, a multi-parameter acquisition measurement transmitting pup joint 2, a screwpower drilling tool 3, a fishing joint 4, a receiving transmitting pup joint 5, afirst conversion joint 6, a wirelesscommunication pup joint 7, asecond conversion joint 8 and anon-magnetic drill collar 9 which are sequentially connected, and the multi-parameter acquisition measurement transmitting pup joint 2 comprises a power supply, a data processing circuit, a near-bit measuring instrument, a transmitting antenna, an insulating ring and a data storage module. The near-bit measuring instrument comprises a torque strain gauge, a pressure sensor, a temperature sensor, a three-axis acceleration sensor and a circuit board. A plurality of holes are formed in the multi-parameter acquisition measurement transmitting nipple body and used for mounting a torque strain gauge, a pressure sensor, a temperature sensor, a three-axis acceleration sensor, a circuit board and the like. The near-drilling measuring instrument collects data according to a preset time interval, stores the collected data into a storage module and transmits the data to a data processing circuit, the data processing circuit is in communication connection with a transmitting antenna, one end of the transmitting antenna is connected with a drill collar of the multi-parameter collecting and measuring transmitting nipple, the other end of the transmitting antenna is isolated from external drilling fluid through an insulating ring, a power supply and the data processing circuit are respectively installed on the multi-parameter collecting and measuring transmitting nipple 2, the transmitting antenna is installed on the multi-parameter collecting and measuring transmitting nipple 2, the lower part of the multi-parameter collecting and measuring transmitting nipple is connected with a drill bit during underground connection, and the upper part of the multi-parameter collecting and measuring transmitting nipple is connected with a screwpower drilling tool 3.
A near-bit measurement and control while drilling system is characterized in that an antenna coil is designed by a vertical electric field method, and a communication medium is formed by a drilling tool and drilling fluid, so that multi-parameter acquisition and measurement of data transmission across a screw rod between a transmitting short section and a receiving transmitting short section are realized.
A nonmetal insulating ring is arranged at one end of a metal sheath outside a communication coil of the near-bit measurement and control while drilling system, so that a metal loop cannot appear, and a small-gap communication channel is formed to realize data transmission.
The power supply, the data processing circuit, the transmitting antenna and the insulating ring of the near-bit multi-parameter underground measurement and control while drilling system are installed on the multi-parameter acquisition measuring transmitting nipple, protected by the sleeve and the end cover and assembled into a near-bit data acquisition and signal transmitting end. And the receiving and transmitting of the measurement and control while drilling system are communicated with the wireless communication short joint through an electromagnetic coupling technology. Engineering parameters such as torque, bit pressure, bending moment, rotating speed, vibration, pressure, temperature and the like measured by the multi-parameter acquisition and measurement transmitting nipple 2 are closer to a drill bit, friction force between a drilling tool and the inner wall of a well and other interference factors are eliminated, underground data are real and accurate, and underground working state in the drilling process can be monitored in real time.
The drilling measurement and control system can acquire parameters such as triaxial acceleration, torque, bit pressure, annular internal and external pressure, temperature, rotating speed and bending moment according to a preset time interval and store the acquired data in the data storage module so as to be used for analysis after the instrument is started, and meanwhile, the data is transmitted to the receiving and transmitting nipple in the drilling measurement and control system through the communication coil. And then the receiving and transmitting short section carries out wireless transmission in an electromagnetic coupling mode to transmit signals to the wireless communication short section, and the mud pulse generator transmits pulse signals to a ground decoding system to decode and analyze underground data.
The receiving and transmitting nipple and the multi-parameter acquisition measurement transmitting nipple are communicated in a slurry medium through a wireless short transmission system, a signal receiving coil and a signal amplifier are arranged on the receiving and transmitting nipple, signals received by the signal receiving coil are amplified by the signal amplifier and then transmitted to awireless communication nipple 7 in real time, the MWD measurement nipple is installed in anon-magnetic drill collar 9 and acquires MWD measurement data, a slurry pulse generator is controlled by thewireless communication nipple 7 to transmit pulse signals to a ground system, and ground equipment decodes and analyzes underground data.
It is to be understood that the above description is not intended to limit the present invention, and the present invention is not limited to the above examples, and those skilled in the art may make modifications, alterations, additions or substitutions within the spirit and scope of the present invention.

Claims (5)

1. A near-bit multi-parameter downhole measurement and control while drilling system is composed of ground equipment and a downhole assembly, wherein the ground equipment comprises a pressure sensor, a wireless transmitting and receiving host, a wireless sensor host, a driller display and a data processing instrument, and is characterized in that the downhole assembly comprises a bit, a multi-parameter acquisition and measurement transmitting pup joint, a screw power drilling tool, a fishing joint, a receiving and transmitting pup joint, a first conversion joint, a wireless communication pup joint, a second conversion joint and a non-magnetic drill collar which are sequentially connected, the multi-parameter acquisition and measurement transmitting pup joint is composed of the drill collar, a power supply, a data processing circuit, a near-bit measuring instrument, a transmitting antenna, an insulating ring and a data storage module, the near-bit measuring instrument acquires data according to a preset time interval, stores the acquired data into the data storage module and transmits the acquired data to the data processing circuit, the data processing circuit is in communication connection with a transmitting antenna, one end of the transmitting antenna is connected with a drill collar of the multi-parameter acquisition measurement transmitting pup joint, the other end of the transmitting antenna is isolated from external drilling fluid through an insulating ring, an antenna coil of the transmitting antenna is designed by a vertical electric field method, signals are transmitted to the receiving transmitting pup joint through a communication medium formed between a screw rod power drilling tool and the drilling fluid, a signal receiving coil and a signal amplifier are arranged on the receiving transmitting pup joint, one end of the signal receiving coil is connected with the drill collar of the receiving transmitting pup joint, the other end of the signal receiving coil is isolated from the external drilling fluid through the insulating ring, the signal amplifier amplifies the signals received by the signal receiving coil and then wirelessly transmits the signals to the wireless communication pup joint in an electromagnetic coupling mode, and the wireless communication pup joint transmits the received signals to ground equipment in a pulse signal mode through a mud pulse generator, the surface equipment decodes and analyzes the downhole data.
2. The near-bit multiparameter downhole measurement-while-drilling system of claim 1, wherein the outer diameter of the near-bit end of the multiparameter acquiring and measuring transmission pup collar is larger than that of the far-bit end, an opening for placing a near-bit measuring instrument is arranged on the near-bit end collar body, and the power supply, the data processing module, the transmitting antenna and the insulating ring are arranged at the far-bit end of the collar body and are protected by a casing and an end cover.
3. The multi-parameter downhole measurement and control while drilling system of claim 2, wherein the near-bit measuring instrument comprises a torque strain gauge, a pressure sensor, a temperature sensor, a three-axis acceleration sensor and a circuit board, and the torque strain gauge, the pressure sensor, the temperature sensor, the three-axis acceleration sensor and the circuit board are arranged in a plurality of openings on a drill collar of the multi-parameter acquisition measurement launch sub.
4. The near-bit multi-parameter downhole measurement and control while drilling system according to claim 1, wherein the data collected by the near-bit measuring instrument is triaxial acceleration, torque, weight on bit, annular internal and external pressure, temperature, rotational speed and bending moment.
5. The near-bit multi-parameter downhole measurement and control while drilling system according to any one of claims 1 to 4, wherein an MWD measurement sub is installed in the nonmagnetic drill collar, and the wireless communication sub collects data measured by the MWD measurement sub and transmits the data to surface equipment.
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PCT/CN2022/106152WO2023065739A1 (en)2021-10-222022-07-18Near-bit multi-parameter downhole measurement while drilling and control system
US18/334,293US20230323769A1 (en)2021-10-222023-06-13Near-bit multi-parameter downhole measurement and control system while drilling

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Cited By (12)

* Cited by examiner, † Cited by third party
Publication numberPriority datePublication dateAssigneeTitle
CN112523687A (en)*2020-12-212021-03-19西南石油大学Laser-mechanical drilling system
CN114719898A (en)*2022-03-142022-07-08交通运输部上海打捞局Method for detecting water depth and dielectric constant and self-adjusting power and directional drilling sensor
CN114895374A (en)*2022-05-232022-08-12中国矿业大学Karst region pile foundation comprehensive detection method based on drilling-vibration-magnetic integration
CN115038151A (en)*2022-05-192022-09-09电子科技大学Communication while drilling relay node based on self-energy supply
CN115576254A (en)*2022-11-152023-01-06中国石油天然气集团有限公司 A Small Size Drilling Parameter Monitoring System
CN115596432A (en)*2022-09-022023-01-13延安通源石油工程技术服务有限公司(Cn)Signal transmission method, system, vertical drill and computer readable storage medium
CN115653568A (en)*2022-11-032023-01-31中国石油天然气集团有限公司 A monitoring tool and early warning system for downhole conditions while drilling a slim hole
WO2023065739A1 (en)*2021-10-222023-04-27中国石油大学(华东)Near-bit multi-parameter downhole measurement while drilling and control system
CN117027750A (en)*2023-07-102023-11-10中国地质大学(武汉)Engineering parameter measurement system and method for deep exploration
CN117248893A (en)*2023-09-152023-12-19长江大学 A wireless transmitting nipple near the drill bit and across the screw
WO2024139097A1 (en)*2022-12-262024-07-04中国石油天然气集团有限公司Near-bit wireless short-range transmission antenna-while-drilling system
CN119223663A (en)*2024-12-052024-12-31西南石油大学 A structural mechanical performance testing device for oil drilling rig translation safety analysis

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication numberPriority datePublication dateAssigneeTitle
CN117449765A (en)*2023-12-012024-01-26中国地质科学院探矿工艺研究所 Horizontal wireline drill pipe multi-source real-time integrated drilling and recording equipment and data sensing method
CN118008267B (en)*2024-04-082024-06-11上海达坦能源科技股份有限公司四川分公司 An integrated measurement while drilling tool
CN118979734B (en)*2024-10-222025-02-11青岛理工大学Temperature and pressure measurement equipment while drilling bottom for deep well drilling

Citations (6)

* Cited by examiner, † Cited by third party
Publication numberPriority datePublication dateAssigneeTitle
CN202023558U (en)*2011-02-122011-11-02北京六合伟业科技有限公司Low-frequency magnetic communication device
CN202081888U (en)*2011-06-102011-12-21斯伦贝谢金地伟业油田技术(山东)有限公司Near-bit geo-steering system
CN203702140U (en)*2013-11-082014-07-09北京六合伟业科技股份有限公司Near-bit communication system for measurement while drilling
US20160230546A1 (en)*2015-02-102016-08-11Pulse Directional Technologies, Inc.At-bit downhole sensor and transmitter
CN106761712A (en)*2016-12-282017-05-31山东大学Downhole wireless electromagnetism short pass method and system based on MSK modulation
CN110984958A (en)*2019-12-122020-04-10商丘睿控仪器仪表有限公司Small-size drilling engineering monitored control system

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication numberPriority datePublication dateAssigneeTitle
US6693553B1 (en)*1997-06-022004-02-17Schlumberger Technology CorporationReservoir management system and method
GB2428096B (en)*2004-03-042008-10-15Halliburton Energy Serv IncMultiple distributed force measurements
GB0900446D0 (en)*2009-01-122009-02-11Sensor Developments AsMethod and apparatus for in-situ wellbore measurements
US8967295B2 (en)*2011-08-222015-03-03Baker Hughes IncorporatedDrill bit-mounted data acquisition systems and associated data transfer apparatus and method
CN103967481B (en)*2014-05-292017-01-18中国石油集团钻井工程技术研究院Method and system for real-time multi-parameter measurement and transmission while drilling in all well sections
US9702246B2 (en)*2014-05-302017-07-11Scientific Drilling International, Inc.Downhole MWD signal enhancement, tracking, and decoding
US20160032715A1 (en)*2014-07-302016-02-04Baker Hughes IncorporatedRig telemetry system
CN204283413U (en)*2014-11-282015-04-22北京六合伟业科技股份有限公司Nearly drill bit directional tool
US10018747B2 (en)*2015-12-152018-07-10R & B Industrial Supply Co.Measurement while drilling system and method
US10520639B2 (en)*2016-02-192019-12-31China Petroleum & Chemical CorporationSystem for geosteering and formation evaluation utilizing near-bit sensors
US10261209B2 (en)*2016-02-292019-04-16China Petroleum & Chemical CorporationNear-bit ultradeep measurement system for geosteering and formation evaluation
CN106014391B (en)*2016-07-262023-03-28奥瑞拓能源科技股份有限公司Near-bit measurement while drilling system
CN106223937B (en)*2016-08-312017-09-29中国科学院地质与地球物理研究所A kind of reception device suitable for the wireless short pass of the nearly drill bit in underground
CN111852444A (en)*2020-06-112020-10-30中国海洋石油集团有限公司Lower short section for measurement while drilling near drill bit and measurement while drilling near drill bit measuring device
CN114033361A (en)*2021-10-222022-02-11中国石油大学(华东) A near-bit multi-parameter downhole measurement and control system while drilling

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication numberPriority datePublication dateAssigneeTitle
CN202023558U (en)*2011-02-122011-11-02北京六合伟业科技有限公司Low-frequency magnetic communication device
CN202081888U (en)*2011-06-102011-12-21斯伦贝谢金地伟业油田技术(山东)有限公司Near-bit geo-steering system
CN203702140U (en)*2013-11-082014-07-09北京六合伟业科技股份有限公司Near-bit communication system for measurement while drilling
US20160230546A1 (en)*2015-02-102016-08-11Pulse Directional Technologies, Inc.At-bit downhole sensor and transmitter
CN106761712A (en)*2016-12-282017-05-31山东大学Downhole wireless electromagnetism short pass method and system based on MSK modulation
CN110984958A (en)*2019-12-122020-04-10商丘睿控仪器仪表有限公司Small-size drilling engineering monitored control system

Cited By (15)

* Cited by examiner, † Cited by third party
Publication numberPriority datePublication dateAssigneeTitle
CN112523687B (en)*2020-12-212022-03-25西南石油大学Laser-mechanical drilling system
CN112523687A (en)*2020-12-212021-03-19西南石油大学Laser-mechanical drilling system
WO2023065739A1 (en)*2021-10-222023-04-27中国石油大学(华东)Near-bit multi-parameter downhole measurement while drilling and control system
CN114719898A (en)*2022-03-142022-07-08交通运输部上海打捞局Method for detecting water depth and dielectric constant and self-adjusting power and directional drilling sensor
CN114719898B (en)*2022-03-142024-04-05交通运输部上海打捞局Method for detecting water depth and dielectric constant and self-adjusting power and directional drilling sensor
CN115038151A (en)*2022-05-192022-09-09电子科技大学Communication while drilling relay node based on self-energy supply
CN114895374A (en)*2022-05-232022-08-12中国矿业大学Karst region pile foundation comprehensive detection method based on drilling-vibration-magnetic integration
CN115596432A (en)*2022-09-022023-01-13延安通源石油工程技术服务有限公司(Cn)Signal transmission method, system, vertical drill and computer readable storage medium
CN115653568A (en)*2022-11-032023-01-31中国石油天然气集团有限公司 A monitoring tool and early warning system for downhole conditions while drilling a slim hole
CN115576254A (en)*2022-11-152023-01-06中国石油天然气集团有限公司 A Small Size Drilling Parameter Monitoring System
WO2024139097A1 (en)*2022-12-262024-07-04中国石油天然气集团有限公司Near-bit wireless short-range transmission antenna-while-drilling system
CN117027750A (en)*2023-07-102023-11-10中国地质大学(武汉)Engineering parameter measurement system and method for deep exploration
CN117248893A (en)*2023-09-152023-12-19长江大学 A wireless transmitting nipple near the drill bit and across the screw
CN119223663A (en)*2024-12-052024-12-31西南石油大学 A structural mechanical performance testing device for oil drilling rig translation safety analysis
CN119223663B (en)*2024-12-052025-02-07西南石油大学Structural mechanical property detection device for translation safety analysis of petroleum drilling machine

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