CN113513264B - Intelligent target-seeking guiding well drilling rescue system and well drilling method for deep space - Google Patents

Intelligent target-seeking guiding well drilling rescue system and well drilling method for deep space Download PDF

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Publication number
CN113513264B
CN113513264B CN202110319276.6A CN202110319276A CN113513264B CN 113513264 B CN113513264 B CN 113513264B CN 202110319276 A CN202110319276 A CN 202110319276A CN 113513264 B CN113513264 B CN 113513264B
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intelligent
thrust
track
drilling
drill bit
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CN113513264A (en
Inventor
刘永旺
郭福贵
管志川
杨胜利
卢忠良
孔楠
郭胜来
黄勇
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China University of Petroleum East China
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China University of Petroleum East China
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    • EFIXED CONSTRUCTIONS
    • E21EARTH OR ROCK DRILLING; MINING
    • E21BEARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B7/00Special methods or apparatus for drilling
    • E21B7/04Directional drilling
    • E21B7/06Deflecting the direction of boreholes
    • EFIXED CONSTRUCTIONS
    • E21EARTH OR ROCK DRILLING; MINING
    • E21BEARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B47/00Survey of boreholes or wells
    • EFIXED CONSTRUCTIONS
    • E21EARTH OR ROCK DRILLING; MINING
    • E21BEARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B47/00Survey of boreholes or wells
    • E21B47/02Determining slope or direction
    • E21B47/022Determining slope or direction of the borehole, e.g. using geomagnetism
    • EFIXED CONSTRUCTIONS
    • E21EARTH OR ROCK DRILLING; MINING
    • E21BEARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B47/00Survey of boreholes or wells
    • E21B47/09Locating or determining the position of objects in boreholes or wells, e.g. the position of an extending arm; Identifying the free or blocked portions of pipes
    • EFIXED CONSTRUCTIONS
    • E21EARTH OR ROCK DRILLING; MINING
    • E21BEARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B7/00Special methods or apparatus for drilling
    • E21B7/04Directional drilling
    • E21B7/06Deflecting the direction of boreholes
    • E21B7/061Deflecting the direction of boreholes the tool shaft advancing relative to a guide, e.g. a curved tube or a whipstock
    • EFIXED CONSTRUCTIONS
    • E21EARTH OR ROCK DRILLING; MINING
    • E21FSAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
    • E21F11/00Rescue devices or other safety devices, e.g. safety chambers or escape ways

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  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Physics & Mathematics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • Geophysics (AREA)
  • Business, Economics & Management (AREA)
  • Health & Medical Sciences (AREA)
  • Emergency Management (AREA)
  • Pulmonology (AREA)
  • Earth Drilling (AREA)

Abstract

The invention discloses a deep space intelligent targeting guiding drilling rescue system and a drilling method, wherein the drilling rescue system comprises an intelligent positioning device, an intelligent thrust applying tool and a drill bit; the intelligent positioning device is close to the drill bit end and is used for acquiring accident position positioning data and transmitting an intelligent thrust applying tool, the intelligent thrust applying tool is far away from the drill bit end and is provided with a thrust applying rib, if the accident position exceeds the detection range of the intelligent positioning device, the intelligent thrust applying tool can automatically measure well deviation and azimuth angle and control the drill bit to drill along a designed track in comparison with the designed track parameters, if the accident position is located in the detection range of the intelligent positioning device, the intelligent thrust applying tool can control the drill bit to push against the accident position according to the accident position positioning data, and a drilling accelerating tool and a centralizer are arranged between the intelligent thrust applying tool and the intelligent positioning device. The invention realizes accurate positioning and rapid drilling of the accident position and improves the deep space rescue efficiency.

Description

Intelligent target-seeking guiding well drilling rescue system and well drilling method for deep space
Technical Field
The invention relates to the technical field of deep ground drilling rescue, in particular to a deep ground space intelligent targeting guiding drilling rescue system and a drilling method.
Background
When accidents occur in oil gas production or mines, the accident position is accurately positioned, and quick drilling through a rescue well is important for rescue. When an underground oil gas production channel is blocked due to accidents, the rescue well can be quickly drilled through, so that major underground accidents can be avoided, and economic losses of enterprises are reduced; when the mine explosion collapses, the rescue well can be drilled through quickly to provide oxygen and nutrient substances for trapped personnel in the pit, so that the trapped personnel are expected to live.
However, the current drilling rescue system and method for rescue have difficulty in accurately locating the accident occurrence position, and even if the specific accident occurrence position can be accurately located, the system and method have difficulty in quickly and accurately penetrating into the target position.
Therefore, there is a need to study an intelligent targeting guiding drilling rescue system and a drilling method aiming at deep space, which are used for accurately determining accident positions in the deep space and quickly drilling into a target area, so as to provide effective rescue tools and methods for deep rescue.
Disclosure of Invention
The invention aims to solve the problems, and provides a deep space intelligent targeting guiding drilling rescue system and a drilling method.
In order to achieve the above purpose, the invention adopts the following technical scheme:
a deep space intelligent targeting guiding-in well drilling rescue system comprises an intelligent positioning device, an intelligent thrust applying tool and a drill bit;
the intelligent positioning device is arranged close to the drill bit end, has an accurate positioning function, can automatically measure the distance and the position of the accident position from the drill bit in the detection range, acquires the accident position positioning data and transmits the accident position positioning data to the intelligent thrust application tool;
the intelligent thrust applying tool is arranged far away from the drill bit end and used for controlling the drill bit to be communicated with an underground target space, and thrust applying ribs are arranged on the intelligent thrust applying tool and used for applying pushing force to the drill bit; the intelligent thrust applying tool can automatically measure well deviation and azimuth angle and compare with the designed track parameters, and if the accident position exceeds the detection range of the intelligent positioning device, the intelligent thrust applying tool can control the thrust applying wing rib to push the drill bit to drill according to the designed track until the accident position is positioned in the detection range of the intelligent positioning device; if the accident position is within the detection range of the intelligent positioning device, the intelligent thrust application tool can receive the accident position positioning data transmitted by the intelligent positioning device in real time and automatically control the thrust application wing rib to push the drill bit to the accident position according to the accident position positioning data;
the drilling speed-increasing tool is arranged between the intelligent thrust applying tool and the intelligent positioning device, and the centralizer is arranged between the drilling speed-increasing tool and the intelligent positioning device.
Preferably, the intelligent thrust application tool comprises a track parameter measurement module, a track calibration module, a thrust application control module and a thrust application rib;
the track parameter measurement module is used for measuring the track parameters of the well in real time;
the track correction module is used for sending a control instruction to the thrust application control module, and if the accident position exceeds the detection range of the intelligent positioning device, the track correction module is used for sending a control instruction for drilling according to a design track to the thrust application control module by comparing the borehole track parameter measured by the track parameter measurement module in real time with the design track parameter; if the accident position is within the detection range of the intelligent positioning device, the track checking module sends a control instruction for drilling the accident position to the thrust application control module by receiving the accident position positioning data transmitted by the intelligent positioning device;
the thrust application control module is used for receiving the control instruction sent by the track checking module and controlling the thrust application rib according to the control instruction sent by the track checking module;
the thrust application rib is used for applying pushing force to the drill bit, the thrust application rib is provided with a rib, and the rib stretches and contracts to apply reverse acting force to the drill bit.
Preferably, a flexible nipple and an upper drilling tool assembly are sequentially connected above the intelligent thrust application tool.
Preferably, the intelligent positioning device and centralizer may be integrated into the component immediately at the bit location.
Preferably, the centralizer is a conventional downhole full-bore centralizer or a rotary casing centralizer.
The deep space intelligent targeting guiding drilling method adopts the deep space intelligent targeting guiding drilling rescue system, and specifically comprises the following steps:
step 1, a drilling scheme is formulated to determine a design track, and the length of a flexible nipple, the distance between the flexible nipple and a thrust application rib, the distance between the thrust application rib and a centralizer and the distance between the centralizer and a drill bit are calculated;
step 2, assembling a deep space intelligent targeting guiding and drilling rescue system according to the data calculated in the step 1;
step 3, drilling a rescue well around the accident well by utilizing the deep space intelligent target searching and guiding drilling rescue system to perform deep space operation, wherein the deep space operation method specifically comprises the following steps:
the intelligent positioning device is utilized to measure the distance between the accident occurrence position and the drill bit and the position of the accident occurrence position in real time, when the accident occurrence position exceeds the detection range of the intelligent positioning device, the intelligent thrust application tool compares the measured well deviation and the measured position with the designed track parameters, and the thrust application wing rib is controlled to push the drill bit to drill along the designed track according to the difference between the measured value and the designed value until the accident position is within the detection range of the intelligent positioning device; when the accident position is within the detection range of the intelligent positioning device, the intelligent positioning device is utilized to measure the distance between the accident position and the drill bit and the azimuth of the accident position in real time, the accident position positioning data are obtained and transmitted to the intelligent thrust applying tool for guiding drilling operation, and the intelligent thrust applying tool automatically controls the thrust applying wing ribs to push the drill bit to the accident position according to the accident position positioning data until the drill bit drills to the accident position, so that a rescue well and an accident well are drilled.
Preferably, in the step 3, the specific workflow of the intelligent thrust application tool is as follows:
when the intelligent thrust application tool controls the drill bit to drill along the designed track, the track parameter measurement module measures the track parameter of the borehole in real time and transmits the track parameter of the borehole to the track correction module, the track correction module compares the track parameter of the borehole measured by the track parameter measurement module in real time with the track parameter of the designed track, a track control instruction is sent to the thrust application control module, and the thrust application control module controls the thrust application wing rib to apply a pushing force according to the drilling control instruction sent by the track correction module;
when the intelligent thrust applying tool controls the drill bit to push against the accident position, the track checking module acquires the accident position positioning data transmitted by the intelligent positioning device in real time, and sends a drilling instruction to the thrust applying control module according to the accident position positioning data to control the thrust applying wing ribs to apply pushing force.
Preferably, the thrust application control module controls the thrust application rib to apply a pushing force according to the instruction sent by the track checking module, and when the track checking module sends an inclination increasing instruction, the thrust application control module controls the thrust application rib to apply a downward pushing force; when the track checking module sends a declivity instruction, the thrust application control module controls the thrust application wing rib to apply upward pushing force; when the track checking module sends an azimuth lowering instruction, the thrust application control module controls the thrust application wing rib to apply a pushing force along the clockwise direction; when the track checking module sends a direction increasing instruction, the thrust application control module controls the thrust application wing rib to apply a pushing force in the anticlockwise direction.
The invention has the beneficial technical effects that:
1. the invention provides a deep space intelligent targeting guiding-in drilling rescue system, which utilizes an intelligent positioning device to automatically measure the distance between an accident position and a drill bit and the azimuth of the accident position, realizes the accurate positioning of the accident position and solves the defect that the conventional drilling rescue system is difficult to accurately position the accident position.
2. According to the intelligent thrust applying tool, the intelligent thrust applying tool has a pointing function and a receiving function, when the intelligent positioning device cannot acquire an accident position, the intelligent thrust applying tool automatically measures well deviation and azimuth angle and compares the well deviation and the azimuth angle with design track parameters, the drill bit is pushed to drill along the design track, the combined deviation of the drill bit pushing and pointing double-acting is realized, the deviation capability is greatly improved, and when the intelligent positioning device acquires the accident position, the intelligent thrust applying tool receives the accident position transmitted by the intelligent positioning device in real time, automatically pushes the drill bit to the accident position, the accurate drilling of the accident position is realized, and the rescue efficiency is greatly improved.
3. According to the invention, by arranging the drilling accelerating tool, the drilling speed is improved, the accuracy of the deep space intelligent targeting guiding drilling rescue system drilling is not influenced, the rescue speed of the deep space is greatly improved, and the rescue time is shortened.
4. The invention solves the problems of accurate positioning and quick drilling of accident positions in the deep space rescue process, leads the intelligent target searching into the drilling rescue system for oil-gas well accidents or mine accidents, utilizes the drilling rescue system to accurately drill the oil-gas well communicated with the rescue well and the oil-gas well with accidents for oil-gas well accident rescue, or utilizes the drilling rescue system to accurately drill the mine communicated with the rescue well and the mine with accidents for mine accident rescue, thereby greatly reducing property loss and casualties caused by underground major accidents and providing powerful guarantee for directional rescue in the deep space.
Drawings
FIG. 1 is a schematic diagram of a deep space intelligent targeting import drilling rescue system.
FIG. 2 is a schematic illustration of the drilling communication oil and gas well of the present invention.
FIG. 3 is a schematic view of a drill bit positioned on a design track while drilling a communicating well in accordance with the present invention.
Fig. 4 is a schematic view of the drill bit of the present invention deviated from the design trajectory when drilling into a communicating well.
In the figure, 1, an upper drilling tool assembly, 2, a flexible short section, 3, an intelligent thrust exerting tool, 4, a thrust exerting wing rib, 5, a drilling accelerating tool, 6, a part close to a drill bit, 7, a centralizer, 8, an intelligent positioning device, 9, a drill bit, 10, an oil gas well, 11, an oil gas well accident position, 12 and a mine accident position.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and examples.
The invention discloses a deep space intelligent targeting guiding-in well rescue system, which is shown in figure 1 and comprises an intelligent positioning device 8, an intelligent thrust applying tool 3 and a drill bit 9.
The intelligent positioning device 8 is arranged close to the drill bit end, has an accurate positioning function, can automatically measure accident positioning data in a detection range D, comprises the distance between the accident position and the drill bit 9 and the azimuth relation between the accident position and the drill bit 9, and transmits the acquired accident positioning data to the intelligent thrust applying tool 3 in real time.
The intelligent thrust applying tool 3 is arranged far away from the drill bit end and used for controlling the drill bit to be communicated with an underground target space, the intelligent thrust applying tool 3 is provided with a thrust applying rib 4, and the thrust applying rib 4 is provided with a rib with a telescopic function and used for applying pushing force to the drill bit; the intelligent thrust applying tool 3 can automatically measure well deviation and azimuth angle and compare with the designed track parameters, if the accident position exceeds the detection range of the intelligent positioning device 8, the intelligent thrust applying tool 3 can control the thrust applying wing rib 4 to push the drill bit 9 to drill according to the designed track until the accident position is within the detection range of the intelligent positioning device 8; if the accident position is within the detection range of the intelligent positioning device 8, the intelligent thrust application tool 3 can receive the accident position positioning data transmitted by the intelligent positioning device 8 in real time, and automatically control the thrust application wing rib 4 to push the drill bit 9 to push against the accident position according to the accident position positioning data.
A flexible short section 2 and an upper drilling tool assembly 1 are sequentially arranged above the intelligent thrust applying tool 3, and the upper drilling tool assembly 1, the flexible short section 2 and the intelligent thrust applying tool 3 are sequentially connected; the intelligent thrust applying tool 3 and the intelligent positioning device 8 are provided with a drilling accelerating tool 5, the drilling accelerating tool 5 and the intelligent positioning device 3 are provided with a centralizer 7, the centralizer 7 adopts a common downhole full-bore centralizer or a rotary shell centralizer, the intelligent positioning device 3 and the centralizer 7 are both arranged close to the position of a drill bit, and the intelligent positioning device 3 and the centralizer 7 in the deep space intelligent targeting guiding drilling rescue system can be integrated on a part 6 close to the drill bit.
The intelligent thrust application tool 3 comprises a track parameter measurement module, a track correction module, a thrust application control module and a thrust application rib; the track parameter measurement module is used for measuring the track parameters of the well in real time; the track checking module is used for sending a control instruction to the thrust application control module, and if the accident position exceeds the detection range of the intelligent positioning device 8, the track checking module is used for comparing the well track parameter measured by the track parameter measuring module in real time with the design track parameter to send a control instruction for drilling according to the design track to the thrust application control module; if the accident position is within the detection range of the intelligent positioning device, the track checking module sends a control instruction for drilling the accident position to the thrust application control module by receiving the accident position positioning data transmitted by the intelligent positioning device 8; the thrust application control module is used for receiving the control instruction sent by the track checking module and controlling the thrust application rib 4 according to the control instruction sent by the track checking module; the thrust application rib 4 is provided with a telescopic rib, the thrust application rib 4 utilizes the expansion of the rib to provide a reverse acting force for the drill bit, the direction of the acting force of the rib is opposite to the movement direction of the drill bit, and when the inclination needs to be increased, the thrust application rib 4 applies a downward pushing force; when the inclination is required, the thrust application rib 4 applies upward pushing force; when the drill bit needs to descend, the thrust application rib 4 applies a pushing force in the clockwise direction; when the bit increases in azimuth, the thrust-exerting rib 4 exerts a pushing force in the counterclockwise direction.
The invention also provides a deep space intelligent target finding guiding drilling method, which realizes accurate positioning and quick drilling through of accident positions in oil and gas wells and mines and realizes quick rescue of accidents in the deep space.
Example 1
Taking an oil-gas well accident as an example, the oil-gas well accident drilling communication operation is performed by adopting the deep space intelligent targeting guiding drilling method provided by the invention, and as shown in fig. 2, the method adopts the deep space intelligent targeting guiding drilling rescue system and specifically comprises the following steps:
step 1, a drilling scheme is formulated to determine a design track, and the length of the flexible nipple, the distance between the flexible nipple and the thrust application rib, the distance between the thrust application rib and the centralizer and the distance between the centralizer and the drill bit are calculated.
And 2, assembling the deep space intelligent targeting guiding and drilling rescue system according to the data calculated in the step 1.
And 3, drilling rescue wells around the oil gas well with accidents by using the deep space intelligent targeting guiding drilling rescue system, performing deep space operation, and positioning the accident position 11 of the oil gas well by using the intelligent positioning device 8 after the deep space intelligent targeting guiding drilling rescue system enters the deep space.
When the oil and gas well accident position 11 exceeds the detection range of the intelligent positioning device 8, the intelligent positioning device 8 cannot accurately position the position where the oil and gas well accident occurs and acquire accident position positioning data, at this time, the intelligent thrust applying tool 3 measures well deviation and azimuth and compares the well deviation and azimuth with design track parameters, and the thrust applying rib 4 is controlled to push the drill bit 9 to drill along the design track according to the difference between the measured value and the design value until the oil and gas well accident position 11 is positioned within the detection range of the intelligent positioning device 8.
When the oil and gas well accident position 11 is located in the detection range of the intelligent positioning device 8, the intelligent positioning device 8 measures and obtains accident position positioning data in real time and transmits the accident position positioning data to the intelligent thrust applying tool 3, the accident position positioning data comprise the distance between the oil and gas well accident position 11 and the drill bit 9 and the azimuth between the oil and gas well accident position 11 and the drill bit 9, the intelligent thrust applying tool 3 conducts guiding drilling operation, and the intelligent thrust applying tool 3 automatically controls the thrust applying wing rib 4 to push the drill bit 9 to push against the oil and gas well accident position 11 according to the accident position positioning data until the drill bit 9 drills to the oil and gas well accident position 11, and rescue wells and accident wells are drilled through to realize rescue of oil and gas well accidents.
When the intelligent thrust applying tool 3 controls the drill bit 9 to drill along the designed track, the track parameter measuring module measures the track parameter of the borehole in real time and transmits the track parameter of the borehole to the track checking module, and the track checking module compares the track parameter of the borehole with the designed track parameter and sends a track control instruction to the thrust applying control module, and the thrust applying control module controls the thrust applying rib 4 to apply a pushing force according to the drilling control instruction sent by the track checking module.
When the intelligent thrust applying tool 3 controls the drill bit 9 to push against the accident position 11 of the oil and gas well, the track checking module acquires the accident position positioning data transmitted by the intelligent positioning device 8 in real time, and sends a drilling command to the thrust applying control module according to the accident position positioning data to control the thrust applying wing ribs to apply pushing force. The thrust application control module controls the thrust application rib 4 to apply pushing force according to the instruction sent by the track correction module, and when the track correction module sends an inclination increasing instruction, the thrust application control module controls the thrust application rib 4 to apply downward pushing force; when the track checking module sends a declivity instruction, the thrust application control module controls the thrust application wing rib 4 to apply upward pushing force; when the track checking module sends an azimuth lowering instruction, the thrust application control module controls the thrust application wing rib 4 to apply a pushing force in the clockwise direction; when the track checking module sends a direction increasing instruction, the thrust application control module controls the thrust application rib 4 to apply a pushing force in the anticlockwise direction.
Example 2
Taking mine accidents as an example, the mine accident well drilling communication operation is carried out by adopting the intelligent deep space targeting guiding well drilling method provided by the invention, and the method adopts the intelligent deep space targeting guiding well drilling rescue system and specifically comprises the following steps:
step 1, a drilling scheme is formulated to determine a design track, and the length of a flexible nipple, the distance between the flexible nipple and a thrust application rib, the distance between the thrust application rib and a centralizer and the distance between the centralizer and a drill bit are calculated;
step 2, assembling a deep space intelligent targeting guiding and drilling rescue system according to the data calculated in the step 1;
and 3, drilling a rescue well around the mine with the accident by using the deep space intelligent targeting guiding drilling rescue system, and enabling the deep space intelligent targeting guiding drilling rescue system to enter the deep space for vertical drilling.
When the mine accident position 12 exceeds the detection range of the intelligent positioning device 8, the intelligent thrust application tool 3 compares the measured well deviation and azimuth with the designed track parameters, and the thrust application rib 4 is controlled to push the drill bit 9 to drill along the designed track according to the difference between the measured value and the designed value until the mine accident position 12 is positioned in the detection range of the intelligent positioning device 8.
When the mine accident position 12 is located within the detection range of the intelligent positioning device 8, the intelligent positioning device 8 measures and acquires accident position positioning data in real time and transmits the accident position positioning data to the intelligent thrust application tool 3, wherein the accident position positioning data comprises the distance between the mine accident position 12 and the drill bit 9 and the azimuth between the mine accident position 12 and the drill bit 9; if the intelligent positioning device 8 measures data to show that the mine is positioned on the designed track, as shown in fig. 3, the intelligent thrust application tool 3 performs guiding drilling operation, the thrust application rib 4 is controlled to push the drill bit 9 to continuously drill downwards and vertically, and the drill bit 9 continuously pushes against the mine accident position 12 according to the designed track until the drill bit 9 drills to the mine accident position 12, and the rescue well and the mine are drilled, so that rescue of mine accidents is realized; if the intelligent positioning device 8 shows that the mine is not positioned on the designed track, an offset angle exists between the mine and the designed trackAs shown in FIG. 4, the advantage is thatThe intelligent positioning device 8 is used for acquiring accident position positioning data and transmitting the accident position positioning data to the intelligent thrust applying tool 3, the accident position positioning data comprise the distance between the mine accident position 12 and the drill bit 9 and the azimuth between the mine accident position 12 and the drill bit 9, the intelligent thrust applying tool 3 conducts guiding drilling operation, the thrust applying wing ribs 4 are automatically controlled according to the accident position positioning data to push the drill bit 9 to push the mine accident position 12 to lean against until the drill bit 9 drills to the mine accident position 12, and rescue wells and mines are drilled through to realize rescue of mine accidents.
When the intelligent thrust applying tool 3 controls the drill bit 9 to drill along the designed track, the track parameter measuring module measures the track parameter of the borehole in real time and transmits the track parameter of the borehole to the track checking module, and the track checking module compares the track parameter of the borehole with the designed track parameter and sends a track control instruction to the thrust applying control module, and the thrust applying control module controls the thrust applying rib 4 to apply a pushing force according to the drilling control instruction sent by the track checking module.
When the intelligent thrust applying tool 3 controls the drill bit 9 to push against the mine accident position 12, the track checking module acquires accident position positioning data transmitted by the intelligent positioning device 8 in real time, and sends a drilling instruction to the thrust applying control module according to the accident position positioning data to control the thrust applying wing ribs to apply pushing force. The thrust application control module controls the thrust application rib 4 to apply pushing force according to the instruction sent by the track correction module, and when the track correction module sends an inclination increasing instruction, the thrust application control module controls the thrust application rib 4 to apply downward pushing force; when the track checking module sends a declivity instruction, the thrust application control module controls the thrust application wing rib 4 to apply upward pushing force; when the track checking module sends an azimuth lowering instruction, the thrust application control module controls the thrust application wing rib 4 to apply a pushing force in the clockwise direction; when the track checking module sends a direction increasing instruction, the thrust application control module controls the thrust application rib 4 to apply a pushing force in the anticlockwise direction.
In the description of the present invention, it should be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "mounted," "connected," and "fixed" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art in a specific case.
It should be understood that the above description is not intended to limit the invention to the particular embodiments disclosed, but to limit the invention to the particular embodiments disclosed, and that the invention is not limited to the particular embodiments disclosed, but is intended to cover modifications, adaptations, additions and alternatives falling within the spirit and scope of the invention.

Claims (4)

1. The intelligent target-seeking guiding-in drilling rescue system for the deep space is characterized by comprising an intelligent positioning device, an intelligent thrust applying tool and a drill bit;
the intelligent positioning device is arranged close to the drill bit end, has an accurate positioning function, can automatically measure the distance and the position of the accident position from the drill bit in the detection range, acquires the accident position positioning data and transmits the accident position positioning data to the intelligent thrust application tool;
the intelligent thrust applying tool is arranged far away from the drill bit end and used for controlling the drill bit to be communicated with an underground target space, and thrust applying ribs are arranged on the intelligent thrust applying tool and used for applying pushing force to the drill bit; the intelligent thrust applying tool can automatically measure well deviation and azimuth angle and compare with the designed track parameters, and if the accident position exceeds the detection range of the intelligent positioning device, the intelligent thrust applying tool can control the thrust applying wing rib to push the drill bit to drill according to the designed track until the accident position is positioned in the detection range of the intelligent positioning device; if the accident position is within the detection range of the intelligent positioning device, the intelligent thrust application tool can receive the accident position positioning data transmitted by the intelligent positioning device in real time and automatically control the thrust application wing rib to push the drill bit to the accident position according to the accident position positioning data;
a drilling acceleration tool is arranged between the intelligent thrust applying tool and the intelligent positioning device, and a centralizer is arranged between the drilling acceleration tool and the intelligent positioning device;
the intelligent thrust application tool comprises a track parameter measurement module, a track correction module, a thrust application control module and a thrust application rib;
the track parameter measurement module is used for measuring the track parameters of the well in real time;
the track correction module is used for sending a control instruction to the thrust application control module, and if the accident position exceeds the detection range of the intelligent positioning device, the track correction module is used for sending a control instruction for drilling according to a design track to the thrust application control module by comparing the borehole track parameter measured by the track parameter measurement module in real time with the design track parameter; if the accident position is within the detection range of the intelligent positioning device, the track checking module sends a control instruction for drilling the accident position to the thrust application control module by receiving the accident position positioning data transmitted by the intelligent positioning device;
the thrust application control module is used for receiving the control instruction sent by the track checking module and controlling the thrust application rib according to the control instruction sent by the track checking module;
the thrust application rib is used for applying pushing force to the drill bit, the thrust application rib is provided with a rib, and the rib stretches and contracts to apply reverse acting force to the drill bit;
a flexible nipple and an upper drilling tool assembly are sequentially connected above the intelligent thrust applying tool;
the intelligent positioning device and centralizer may be integrated into the component immediately at the bit location;
the centralizer is a common downhole full-eye centralizer or a rotary shell centralizer.
2. The method for intelligent targeting and guiding drilling in the deep space is characterized by adopting the intelligent targeting and guiding drilling rescue system in the deep space as claimed in claim 1, and specifically comprises the following steps:
step 1, a drilling scheme is formulated to determine a design track, and the length of a flexible nipple, the distance between the flexible nipple and a thrust application rib, the distance between the thrust application rib and a centralizer and the distance between the centralizer and a drill bit are calculated;
step 2, assembling a deep space intelligent targeting guiding and drilling rescue system according to the data calculated in the step 1;
step 3, drilling a rescue well around the accident well by utilizing the deep space intelligent target searching and guiding drilling rescue system to perform deep space operation, wherein the deep space operation method specifically comprises the following steps:
the intelligent positioning device is utilized to measure the distance between the accident occurrence position and the drill bit and the position of the accident occurrence position in real time, when the accident occurrence position exceeds the detection range of the intelligent positioning device, the intelligent thrust application tool compares the measured well deviation and the measured position with the designed track parameters, and the thrust application wing rib is controlled to push the drill bit to drill along the designed track according to the difference between the measured value and the designed value until the accident position is within the detection range of the intelligent positioning device; when the accident position is within the detection range of the intelligent positioning device, the intelligent positioning device is utilized to measure the distance between the accident position and the drill bit and the azimuth of the accident position in real time, the accident position positioning data are obtained and transmitted to the intelligent thrust applying tool for guiding drilling operation, and the intelligent thrust applying tool automatically controls the thrust applying wing ribs to push the drill bit to the accident position according to the accident position positioning data until the drill bit drills to the accident position, so that a rescue well and an accident well are drilled.
3. The method for intelligent targeting and guiding drilling in deep space according to claim 2, wherein in the step 3, the specific workflow of the intelligent thrust application tool is as follows:
when the intelligent thrust application tool controls the drill bit to drill along the designed track, the track parameter measurement module measures the track parameter of the borehole in real time and transmits the track parameter of the borehole to the track correction module, the track correction module compares the track parameter of the borehole measured by the track parameter measurement module in real time with the track parameter of the designed track, a track control instruction is sent to the thrust application control module, and the thrust application control module controls the thrust application wing rib to apply a pushing force according to the drilling control instruction sent by the track correction module;
when the intelligent thrust applying tool controls the drill bit to push against the accident position, the track checking module acquires the accident position positioning data transmitted by the intelligent positioning device in real time, and sends a drilling instruction to the thrust applying control module according to the accident position positioning data to control the thrust applying wing ribs to apply pushing force.
4. The method for intelligent targeting and guiding in drilling in deep space according to claim 3, wherein the thrust exerting control module controls the thrust exerting wing ribs to exert pushing force according to the instruction sent by the track checking module, and when the track checking module sends an inclination increasing instruction, the thrust exerting control module controls the thrust exerting wing ribs to exert downward pushing force; when the track checking module sends a declivity instruction, the thrust application control module controls the thrust application wing rib to apply upward pushing force; when the track checking module sends an azimuth lowering instruction, the thrust application control module controls the thrust application wing rib to apply a pushing force along the clockwise direction; when the track checking module sends a direction increasing instruction, the thrust application control module controls the thrust application wing rib to apply a pushing force in the anticlockwise direction.
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