WO2019095527A1 - Dispositif de guidage rotatif - Google Patents

Dispositif de guidage rotatif Download PDF

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Publication number
WO2019095527A1
WO2019095527A1 PCT/CN2018/000086 CN2018000086W WO2019095527A1 WO 2019095527 A1 WO2019095527 A1 WO 2019095527A1 CN 2018000086 W CN2018000086 W CN 2018000086W WO 2019095527 A1 WO2019095527 A1 WO 2019095527A1
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WO
WIPO (PCT)
Prior art keywords
rotating body
piston cylinder
rotating
guiding
rotary
Prior art date
Application number
PCT/CN2018/000086
Other languages
English (en)
Chinese (zh)
Inventor
刘庆波
底青云
王自力
陈文轩
杜建生
杨永友
何新振
刘洋
洪林峰
谢棋军
Original Assignee
中国科学院地质与地球物理研究所
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 中国科学院地质与地球物理研究所 filed Critical 中国科学院地质与地球物理研究所
Priority to US16/466,204 priority Critical patent/US20200190909A1/en
Priority to JP2019523606A priority patent/JP6821802B2/ja
Priority to EP18879923.3A priority patent/EP3613940B1/fr
Publication of WO2019095527A1 publication Critical patent/WO2019095527A1/fr

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Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B7/00—Special methods or apparatus for drilling
    • E21B7/04—Directional drilling
    • E21B7/06—Deflecting the direction of boreholes
    • E21B7/061—Deflecting the direction of boreholes the tool shaft advancing relative to a guide, e.g. a curved tube or a whipstock
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B7/00—Special methods or apparatus for drilling
    • E21B7/04—Directional drilling
    • E21B7/06—Deflecting the direction of boreholes
    • E21B7/062—Deflecting the direction of boreholes the tool shaft rotating inside a non-rotating guide travelling with the shaft
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
    • E21B17/10—Wear protectors; Centralising devices, e.g. stabilisers
    • E21B17/1014—Flexible or expansible centering means, e.g. with pistons pressing against the wall of the well
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B7/00—Special methods or apparatus for drilling
    • E21B7/04—Directional drilling
    • E21B7/06—Deflecting the direction of boreholes
    • E21B7/067—Deflecting the direction of boreholes with means for locking sections of a pipe or of a guide for a shaft in angular relation, e.g. adjustable bent sub
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B7/00—Special methods or apparatus for drilling
    • E21B7/04—Directional drilling
    • E21B7/06—Deflecting the direction of boreholes
    • E21B7/068—Deflecting the direction of boreholes drilled by a down-hole drilling motor
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B44/00—Automatic control systems specially adapted for drilling operations, i.e. self-operating systems which function to carry out or modify a drilling operation without intervention of a human operator, e.g. computer-controlled drilling systems; Systems specially adapted for monitoring a plurality of drilling variables or conditions
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B47/00—Survey of boreholes or wells
    • E21B47/02—Determining slope or direction
    • E21B47/024—Determining slope or direction of devices in the borehole

Definitions

  • the present application relates to the field of drilling, and more particularly to a rotary guide for controlling drilling guidance.
  • drilling exploration is required.
  • the wellbore and the derrick are not aligned, but need to form a certain offset or bend. This formation is horizontal or vertical offset or other type.
  • the process of complex wells is called directional drilling.
  • the process of directional control of the bit direction during directional drilling is called guiding.
  • Modern directional drilling has two types: sliding guide and rotary guide. When sliding and guiding drilling, the drill string does not rotate; the bottom hole power drill (turbine drill, screw drilling tool) drives the drill bit to rotate.
  • the screw drilling tool and part of the drill string and the centralizer can only slide up and down the well wall against the well wall.
  • the rotary steerable drilling system is a rotary drive to drive the drill string, the drill string and the rotary guide tool are rolled on the well wall, and the rolling friction resistance is small.
  • the rotary steerable drilling system can control and adjust the slanting and orienting function during the drilling, and can be drilled while drilling.
  • the real-time completion of the slanting, slanting, stabilizing, and sloping, and the friction is small, the torque is small, the drilling speed is high, the drill bit is large, the aging is high, the cost is low, and the well shaft is easy to control.
  • US20140209389A1 discloses a rotary guiding tool comprising a non-rotating body, a rotating shaft comprising a deflectable unit, the deflecting unit being deflected by controlling the circumferential position of the eccentric bushing, thereby adjusting the bit Drilling direction.
  • the above two types of guiding techniques are directed to the directional type, and another type of rotary guiding technology is disclosed in the US patent application No. US Pat. No.
  • 6,170,107, 762 A1 which is a push-on rotary guiding technique, which comprises a pushing member disposed around the drill rod and used for a hydraulic drive system for driving the pushers, the hydraulic drive system selectively driving the pusher to move between a push-on position and a non-pushing position, the push-up being able to push against the wall of the well in a push-on position This produces a guiding force and changes the direction of the borehole.
  • Point-oriented and push-by-guide have their own characteristics.
  • the slope of the directional guide is relatively stable, which is less affected by the drilling pressure and formation conditions, but the slope of the slope is lower and needs to be higher. In the case of the slope, it is difficult to meet the requirements.
  • the slope of the push-by-guide is not stable, and it is greatly affected by the drilling pressure and formation conditions. When the drilling pressure is low and the hardness of the formation is appropriate, the slope is larger. The wellbore trajectory can be quickly adjusted, but the guiding ability is significantly reduced when the soft formation is encountered.
  • the difficulty of measurement and control and the energy consumption problem in the underground are also very important.
  • the measurement of the corresponding components is difficult to ignore, how to make the data measurement simple. It is an important issue; on the other hand, underground energy is mainly from mud power generation.
  • the prior art requires a high-slope-while-drilling rotary guided drive technology that can reduce the control difficulty.
  • a rotary guiding device including:
  • a rotating shaft that rotationally drives the tool head, the rotating shaft including at least one steerable portion;
  • first non-rotating body and a second non-rotating body a first non-rotating body and a second non-rotating body, the first non-rotating body and the second non-rotating body being substantially non-peripherally relative to the rotating shaft in a circumferential direction when the rotating shaft rotationally drives the tool bit Rotating state
  • a guiding drive mechanism connecting the first non-rotating body and the second non-rotating body, the guiding drive mechanism being adapted to generate a driving force substantially in an axial direction to change the first non-rotating The relative direction between the body and the second non-rotating body, thereby changing the orientation of the tool head.
  • the steerable portion includes a universal transmission member or a flexible shaft.
  • the guide drive mechanism includes at least three hydraulic drive mechanisms that are evenly distributed in the circumferential direction.
  • the guiding drive mechanism is further adapted to generate a substantially radial driving force to change a relative direction between the first non-rotating body and the second non-rotating body, thereby changing the tool head direction.
  • the guide drive mechanism includes at least three abutment members adapted to move in a radial direction of the rotation shaft to push against a well wall to change a direction of the tool head.
  • the guiding drive mechanism includes a first piston cylinder disposed in the first non-rotating body and a second piston cylinder disposed in the second non-rotating body, the first piston cylinder and the second The piston cylinder is connected by a connecting rod, and the second piston cylinder is adapted to drive the pushing member to move.
  • the connecting rod is respectively hinged with the first piston cylinder and the second piston cylinder, one end of the second piston cylinder is connected to the connecting rod, and the other end of the second piston cylinder is connected to the Push the parts.
  • the present application also provides a hybrid rotary guiding device, the hybrid rotary guiding device comprising:
  • a rotating shaft that rotationally drives the tool head, the rotating shaft including at least one steerable portion;
  • first non-rotating body and a second non-rotating body a first non-rotating body and a second non-rotating body, the first non-rotating body and the second non-rotating body being substantially non-peripherally relative to the rotating shaft in a circumferential direction when the rotating shaft rotationally drives the tool bit Rotating state
  • a piston cylinder is disposed in the first non-rotating body and the second non-rotating body, respectively, and the pistons in the first non-rotating body and the second non-rotating body are respectively hinged with both ends of the connecting rod, the first a second piston cylinder adapted to drive the abutment member such that the abutment member moves between a first position and a second position, wherein at the second position, a resultant force of each of the abutment members against the well wall is generated
  • the first guiding force and the resultant force of the respective links acting on the second non-rotating body generate a second guiding force.
  • the measurement control difficulty of the control system can be reduced, and the force applying member can be driven by a common hydraulic drive, and in the direction control, the guiding drill bit can also be controlled independently of the rotation of the drill pipe.
  • the two non-rotating body-based guiding devices proposed by the present application can provide a larger range of selectable slopes in the hybrid guiding mode to meet different formation requirements.
  • Figure 1 is a rotary guide device according to a first embodiment of the present application
  • FIG. 2 is a rotation guide device according to a second embodiment of the present application.
  • the rotary guide disclosed herein relates to the application of oil field drilling or other exploration drilling.
  • Other system components associated with the rotary guide such as the derrick system, the power system, and the signal system, are not described extensively as common knowledge.
  • the present embodiment proposes a rotary guiding device.
  • the rotary guiding device generally belongs to a directional rotating guide.
  • the guiding device comprises: a rotating shaft 1, the One end of the rotating shaft 1 is connected to the power system, and the other end is connected to the tool head 5.
  • the rotating shaft 1 rotates and drives the tool head 5 to realize drilling of the ground.
  • the upper centralizer 9 and the lower centralizer 8 are jointly drilled. The combination provides a positive and positive force to maintain stability.
  • the rotary shaft 1 includes at least one steerable portion 4 capable of transmitting torque during rotational driving, and the rotatable portion 4 provides conditions for guiding the tool head, in particular, the steerable portion 4
  • the degree of freedom of steering can be provided in a range of a certain taper angle with respect to the axis of rotation 1, the magnitude of which depends on the build slope of the guide, and the greater the build slope, the greater the range of cone angles at which the steerable portion 4 can move.
  • the guiding device further includes a first non-rotating body 2 and a second non-rotating body 3, which are in the circumferential direction when the rotating shaft 1 rotationally drives the tool head 5 It is substantially non-rotating with respect to the axis of rotation.
  • the first non-rotating body 2 and the second non-rotating body 3 are mounted on the rotating shaft 1 through the bearing 10 and the bearing 11, respectively, and when the rotating shaft 1 rotates, the first non-rotating body 2 and the second non-rotating body 3 are substantially In the circumferential direction, strictly speaking, the first non-rotating body 2 and the second non-rotating body 3 are rotated at a lower speed by the slight frictional force of the rotating shaft 1.
  • the guiding device further comprises a guiding drive mechanism 6 connecting the first non-rotating body 2 and the second non-rotating body 3, the guiding drive mechanism 6 being adapted to generate a substantially axial drive A force to change the relative direction between the first non-rotating body 2 and the second non-rotating body 3, thereby changing the direction of the tool head. As shown in FIG.
  • the first non-rotating body 2 and the second non-rotating body 3 are respectively disposed on both sides of the steerable portion 4, and when the rotation is guided, the guiding drive mechanism 6 is on the left side of the steerable portion 4
  • the first non-rotating body 2 is a seat-direction output axial driving force, and when the axial driving force does not coincide with the axis of the rotating shaft 1, the axial driving force is from the second non-rotating body 3 toward the
  • the shaft on the right side of the steerable portion 4 is transmitted, and further, the torque with the steerable portion 4 as a fulcrum can be generated to realize the rotational guidance.
  • the steerable portion 4 is implemented as a universal joint member that is generally intermediate between the two non-rotating bodies. It will be understood by those skilled in the art that the steerable portion 4 can also be realized by other forms, such as setting a part of the rotating shaft 1 as a flexible shaft.
  • the guiding drive mechanism comprises at least three hydraulic drive mechanisms 6, which are evenly distributed in the circumferential direction.
  • Each hydraulic drive mechanism 6 includes a connecting rod 6-1, a slider 6-2, a piston 6-3, a liquid chamber 6-4, and the liquid driving piston 6-4 in the liquid chamber 6-4 moves to drive the slider 6- 2 and the link 6-1 moves, the left side of the link 6-1 is hinged to the slider 6-2, and the right side of the link 6-1 is hinged to the second non-rotating body 3.
  • the first non-rotating body 2 further includes a hydraulic unit 7 and a circuit compartment 11.
  • the aforementioned axial driving force is generated by the resultant force of the at least three hydraulic drive mechanisms 6.
  • the guide drive mechanism may include three hydraulic drive mechanisms 6 each spaced 120 degrees apart, three hydraulic drives
  • the driving force of the mechanism 6 is optionally varied between 0-F. It can be understood that the three can respectively generate a certain torque to the second non-rotating body 3 relative to the steerable portion 4, and the torque generated by the three.
  • the sum is the actual guided drive torque, which is 0-360 degrees in the direction of the cross section of the rotating shaft.
  • both the first non-rotating body 2 and the second non-rotating body 3 are substantially non-rotating with respect to the driving shaft, it is convenient for data measurement for both.
  • the second embodiment proposes a hybrid rotary guide, which is different from the first embodiment in that the guide drive mechanism 6 is further adapted to generate a substantially along the diameter.
  • the driving force of the direction changes the relative direction between the first non-rotating body and the second non-rotating body, thereby changing the direction of the tool head.
  • the guiding drive mechanism comprises at least three abutment members 8 adapted to move in the radial direction of the axis of rotation to push against the well wall to change The direction of the tool head.
  • Each of the abutment members is drivingly coupled to the aforementioned hydraulic drive mechanism.
  • the abutment member 8 acts in conjunction with the wellbore to provide a guiding drive force while also being able to assume the function of the centralizer.
  • the guiding drive mechanism includes a first piston cylinder disposed in the first non-rotating body 2 and a second piston cylinder disposed in the second non-rotating body 3, the first piston cylinder and the first
  • the two piston cylinders are connected by a connecting rod 6-1, which is adapted to drive the pushing member to move.
  • the connecting rod 6-1 is respectively hinged with the first piston cylinder and the second piston cylinder, one end of the second piston cylinder is connected to the connecting rod 6-1, and the other end of the second piston cylinder
  • the push-on member 8 is connected.
  • a second piston cylinder is disposed in the second non-rotating body 3, and a piston 6-6 of the second piston cylinder is used to drive the pushing member 8, and the second non-rotating body 3 is provided with a limiting portion
  • the limiting structure or the limiting device (not shown) of the movable range of the pushing member 8 is described, so that the pushing member 8 can move radially within a limited range.
  • the hydraulic drive piston 6-3 moves to drive the slider 6-2 and the link 6-1 to move, and the link 6-1 pushes the slider 6-5 to move to push the piston 6-6, the piston 6-6
  • the driving abutment member 8 moves radially outward and pushes against the well wall to generate a guiding driving force.
  • the guiding drive mechanism can have three hydraulic drive mechanisms 6 and three abutment members 8 on the one hand, the three hydraulic drive mechanisms 6 can respectively produce the second non-rotating body 3 relative to the steerable portion 4 A certain torque is generated, and the sum of the torques generated by the three is the actual axially driven torque.
  • the three pushing members can also respectively generate radial forces, these radial forces.
  • the torque with respect to the steerable portion 4 can be generated, and the sum of the torques acting on the steerable portion 4 forms the current guide driving force.
  • This embodiment provides a hybrid guide drive that combines the advantages of directional and push-guided guidance and largely eliminates the effects of formation properties on the build-up slope, and At the same time, in the driving structure of the embodiment, the axial driving force generated in the single driving chain and the torque direction generated by the radial driving force are the same, and the manufacturing slope is a superposition of the two, thereby providing a higher degree. Create a slope.
  • the present application also provides a hybrid rotary guiding device, the hybrid rotary guiding device comprising:
  • a rotating shaft that rotationally drives the tool head, the rotating shaft including at least one steerable portion;
  • first non-rotating body and a second non-rotating body a first non-rotating body and a second non-rotating body, the first non-rotating body and the second non-rotating body being substantially non-peripherally relative to the rotating shaft in a circumferential direction when the rotating shaft rotationally drives the tool bit Rotating state
  • a piston cylinder is disposed in the first non-rotating body and the second non-rotating body, respectively, and the pistons in the first non-rotating body and the second non-rotating body are respectively hinged with both ends of the connecting rod, the first a second piston cylinder adapted to drive the abutment member such that the abutment member moves between a first position and a second position, wherein at the second position, a resultant force of each of the abutment members against the well wall is generated
  • the first guiding force and the resultant force of the respective links acting on the second non-rotating body generate a second guiding force.
  • the measurement control difficulty of the control system can be reduced, and the force applying member can be driven by a common hydraulic drive, and in the direction control, the guiding drill bit can also be controlled independently of the rotation of the drill pipe.
  • the two non-rotating body-based guiding devices proposed by the present application can provide a larger range of selectable slopes in the hybrid guiding mode to meet different formation requirements.

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  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Mechanical Engineering (AREA)
  • Earth Drilling (AREA)

Abstract

L'invention concerne un dispositif de guidage rotatif qui comprend : un axe de rotation (1), l'axe de rotation (1) entraînant en rotation une tête d'outil (5) et comprenant au moins une partie orientable (4) ; un premier corps non rotatif (2) et un second corps non rotatif (3), le premier corps non rotatif (2) et le second corps non rotatif (3) ne tournant généralement pas par rapport à l'axe de rotation (1) dans la direction circonférentielle lorsque l'axe de rotation (1) entraîne en rotation la tête d'outil (5) ; un mécanisme d'entraînement de guidage (6), celui-ci (6) reliant le premier corps non rotatif (2) et le second corps non rotatif (3) et pouvant produire une force d'entraînement généralement dans la direction axiale de façon à modifier la direction relative du premier corps non rotatif (2) et du second corps non rotatif (3), changeant ainsi la direction de la tête d'outil (5).
PCT/CN2018/000086 2017-11-14 2018-03-02 Dispositif de guidage rotatif WO2019095527A1 (fr)

Priority Applications (3)

Application Number Priority Date Filing Date Title
US16/466,204 US20200190909A1 (en) 2017-11-14 2018-03-02 A rotary guiding device
JP2019523606A JP6821802B2 (ja) 2017-11-14 2018-03-02 ロータリーステアラブルデバイス
EP18879923.3A EP3613940B1 (fr) 2017-11-14 2018-03-02 Dispositif de guidage rotatif

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201711119993.4 2017-11-14
CN201711119993.4A CN107939291B (zh) 2017-11-14 2017-11-14 一种旋转导向装置

Publications (1)

Publication Number Publication Date
WO2019095527A1 true WO2019095527A1 (fr) 2019-05-23

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Application Number Title Priority Date Filing Date
PCT/CN2018/000086 WO2019095527A1 (fr) 2017-11-14 2018-03-02 Dispositif de guidage rotatif

Country Status (5)

Country Link
US (1) US20200190909A1 (fr)
EP (1) EP3613940B1 (fr)
JP (1) JP6821802B2 (fr)
CN (1) CN107939291B (fr)
WO (1) WO2019095527A1 (fr)

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CN110259385A (zh) * 2019-08-02 2019-09-20 克拉玛依市万盛佳科技有限公司 一种石油钻井用的旋转导向装置

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CN108035677B (zh) * 2017-11-14 2019-08-16 中国科学院地质与地球物理研究所 一种混合式旋转导向装置
CN109505516B (zh) * 2018-12-13 2020-06-05 中国石油天然气集团有限公司 一种电动钻具滑动导向系统
CN110080682B (zh) * 2019-05-07 2020-10-27 中国科学院地质与地球物理研究所 一种旋转导向工具及传动装置
CN112031653B (zh) 2019-06-06 2021-12-07 万晓跃 一种易造斜混合式旋转导向钻井系统
US11306540B2 (en) * 2020-06-17 2022-04-19 Institute Of Geology And Geophysics, Chinese Academy Of Sciences Push type rotary guide drilling system
CN111677445B (zh) * 2020-06-17 2020-12-29 中国科学院地质与地球物理研究所 一种推靠式旋转导向钻井系统
CN112360350B (zh) * 2020-12-10 2022-01-04 西南石油大学 机械式旋转导向钻井工具
CN113073939B (zh) * 2021-03-31 2022-04-29 中国石油大学(北京) 内推指向式旋转导向钻井工具
CN114139407B (zh) * 2022-02-07 2022-05-10 中海油田服务股份有限公司 用于旋转导向设备的导向力合成方法及装置
CN115142788A (zh) * 2022-07-04 2022-10-04 西安石油大学 一种基于涡轮发电机驱动的自动垂直钻井装置
CN115387731B (zh) * 2022-08-31 2024-08-09 西南石油大学 一种泥浆驱动导向钻井系统

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EP3613940A1 (fr) 2020-02-26
JP6821802B2 (ja) 2021-01-27
JP2020526684A (ja) 2020-08-31
CN107939291B (zh) 2019-07-09
EP3613940A4 (fr) 2020-06-24
US20200190909A1 (en) 2020-06-18
EP3613940B1 (fr) 2021-06-16
CN107939291A (zh) 2018-04-20

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