Fish measurement cable logging instrument based on magnetic-signal and ultrasonic-wave principles

A technology for measuring cables and logging instruments, which is used in surveying, wellbore/well components, earth-moving drilling, etc., can solve the problems of long construction period, inability to determine the detailed information of the wellbore around the location of the fish, and low salvage efficiency. Achieve the effect of improving accuracy, saving salvage operation time, and improving salvage operation time

Pending Publication Date: 2020-05-08
SINOPEC SSC +3
0 Cites 1 Cited by

AI-Extracted Technical Summary

Problems solved by technology

It is necessary to detect the shape and position information of the fish head before fishing the fish under complex well conditions. The current measurement tools can only give the depth information of the fish, but cannot determine the orientation of the fish in the well and t...
View more

Method used

In the wireline logging instrument for measuring fish falling based on magnetic signal and ultrasonic principle according to the present embodiment, the fish falling information in the downhole can be detected by ultrasonic wave and magnetic signal, and the position and the fish falling can be accurately detected shape. It fills the blank of this kind of tool, provides accurate data for the fish salvage operation, improves the...
View more

Abstract

The invention relates to a fish measurement cable logging instrument based on magnetic-signal and ultrasonic-wave principles. The instrument comprises a shell, an acoustic-wave hole diameter probe disposed on the bottom end inside the shell, a measurement electrode disposed inside the shell as well as a circuit board disposed inside the shell, wherein as configured, the acoustic-wave hole diameterprobe can detect hole diameter information of a fish position by acoustic waves and can acquire a well-around imaging map of the fish position; as configured, the measurement electrode can detect depth information of the top of underground fish by magnetic signals; the circuit board is respectively connected to and controls the acoustic-wave hole diameter probe and the measurement electrode; anda rotation device is disposed in the shell and connected to the acoustic-wave hole diameter probe and drives the acoustic-wave hole diameter probe to rotate. The instrument provided by the invention has the beneficial effects that the fish position can be measured; the shape of the fish can be measured; and accurate data is provided for fish salvage operations.

Application Domain

SurveyConstructions

Technology Topic

Fish measurementMagnetic signal +4

Image

  • Fish measurement cable logging instrument based on magnetic-signal and ultrasonic-wave principles
  • Fish measurement cable logging instrument based on magnetic-signal and ultrasonic-wave principles
  • Fish measurement cable logging instrument based on magnetic-signal and ultrasonic-wave principles

Examples

  • Experimental program(1)

Example Embodiment

[0026] The present invention will be further described below in conjunction with the drawings.
[0027] figure 1 Schematically shows the fish fishing measurement cable logging tool based on magnetic signals and ultrasonic principles according to an embodiment of the present invention. According to the invention, the fish-dropping measurement cable logging tool based on the principle of magnetic signal and ultrasonic wave can not only measure the position of the fish-dropping, but also measure the shape of the fish-dropping, which provides accurate data for fish-dropping operations.
[0028] Such as figure 1 As shown, the fish fishing measurement cable logging tool based on the principle of magnetic signals and ultrasonic waves in this embodiment includes a housing 1. The shell 1 includes several sections, and the upper part of the shell 1 is connected with a drill pipe or other logging instruments. The casing 1 is lowered downhole with the drill pipe. The housing 1 is provided with the sonic borehole probe 6 configured to detect the borehole diameter information of the position of the fish through sound waves, and obtain a perimeter imaging map of the position of the fish. Wherein, the position information includes position information, depth information, environmental information, and so on. The housing 1 is also provided with a measuring electrode 2 configured to be able to detect the depth information of the top of the fish downhole through a magnetic signal. The measurement electrode 2 cooperates with the position detection information to detect the position information of the falling fish more accurately. The fish fishing measurement cable logging tool based on the principle of magnetic signal and ultrasonic described in this embodiment further includes a circuit board 3, and the circuit board 3 is arranged in the housing 1. The circuit board 3 is connected to and controls the sonic borehole probe 6 and the measuring electrode 2 respectively. A rotating device 8 is provided in the housing, and the rotating device is connected to the sonic borehole probe 6 and rotates the sonic borehole probe 6
[0029] In the fish fishing measurement cable logging tool based on the principle of magnetic signal and ultrasonic wave according to this embodiment, the information of the fish falling in the well is detected by ultrasonic and magnetic signals, and the position and shape of the fish can be accurately detected. It fills the gaps in these tools, provides accurate data for fishing operations, improves the accuracy of fishing operations, and can greatly save time in fishing operations.
[0030] In one embodiment, the shell 1 is a cylindrical shell, and the shell 1 is divided into several sections. The circuit board 3 is provided in a section of the upper part of the housing 1. In this embodiment, a cavity is provided in the casing, a circuit protection cylinder 4 is formed in the cavity, and the circuit board 3 is fixedly arranged in the circuit protection cylinder 4.
[0031] In the fish fishing measurement cable logging tool based on the principle of magnetic signal and ultrasonic according to this embodiment, the circuit protection cylinder 4 can protect the circuit board 3 and prevent the circuit board 3 from being damaged by collision or immersion in drilling fluid, thereby Ensure the safety and normal operation of the device.
[0032] In one embodiment, the wireline logging tool includes an orientation sensor 5 which is arranged on the upper part of the housing 1. Preferably, the orientation sensor 5 is arranged on a section of the upper part of the housing 1 and above the circuit board 3. The orientation sensor 5 is configured to be able to measure the orientation information of the position of the fish.
[0033] In the fish fishing measurement cable logging tool based on the magnetic signal and ultrasonic principles according to the present embodiment, the cable logging tool includes an orientation sensor 5 capable of detecting the location of the fish falling in the downhole. The orientation sensor 5 can be designed to form a straight line along the middle of the housing 1, or it can have a certain angle. By setting the azimuth sensor 5, the position of the fish in the well can be determined.
[0034] In a preferred embodiment, the rotating device 8 is a motor, the motor is connected to the circuit board 3 through a wire and is controlled by the circuit board 3 to rotate; the shaft of the motor is connected to the sonic borehole probe 6.
[0035] In the fish fishing measurement cable logging tool based on the principle of magnetic signal and ultrasonic wave according to this embodiment, the sonic caliper probe 6 can scan and measure the borehole wall using ultrasonic waves. The sonic borehole probe 6 can obtain the borehole diameter information near the top of the fish by means of ultrasonic scanning, and can produce images, which can be clear.
[0036] In an embodiment, the sonic borehole probe 6 is arranged at the bottom of the housing 1. In this embodiment, the sonic caliper probe 6 is arranged along the radial direction of the housing 1, and the end of the sonic caliper probe 6 is aligned with the borehole wall along the radial direction of the housing 1. The sonic borehole probe 6 changes its detection angle as the motor rotates.
[0037] In the fish fishing measurement cable logging tool based on the magnetic signal and ultrasonic principles according to this embodiment, the sonic borehole probe 6 can follow the rotating device 8 when scanning the borehole wall by ultrasound (in this embodiment Rotate for the rotation of the motor, so that a full scan can be performed. This ensures that the detection position is more comprehensive and the detection result is more accurate.
[0038] In one embodiment, the upper end of the housing 1 is provided with a connector, the upper end of the connector is connected to a logging cable, and the lower end of the connector is connected to the circuit board 3. Through the joint, the logging cable in the drill pipe can be connected to the circuit board 3 to supply power to the circuit, the azimuth sensor 5, the sonic caliper probe 6, and the measuring electrode 2.
[0039] In a preferred embodiment, the circuit board 3 includes a data processing and control circuit, and the data processing and control circuit respectively connects the orientation sensor 5 and the sonic borehole probe 6 through a data preprocessing circuit. The data processing and control circuit can process the position information data detected by the azimuth sensor 5 and the sonic caliper probe 6 and can control the working state of the azimuth sensor 5 and the sonic caliper probe 6. The circuit board 3 can transmit communication, data pre-processing, and position self-positioning.
[0040] In one embodiment, the measuring electrode 2 is a magnetic signal measuring electrode, and the magnetic signal measuring electrode is arranged in the middle of the housing 1, below the circuit board 3 and above the sonic borehole probe 6. .
[0041] In a preferred embodiment, the housing 1 is selectively connected to other logging tools or logging horse faucets. In this embodiment, different connectors can be provided on the housing 1 for connecting different equipment, and other logging instruments or logging horses can be connected as required.
[0042] In a preferred embodiment, such as figure 2 As shown, the outer wall of the housing 1 is selectively provided with a stable arc plate 7. The stabilizing arc plate 7 is evenly arranged on the outer wall of the casing 1, so that a certain support is formed between the casing 1 and the shaft wall, and collisions and other problems are avoided.
[0043] Although the present invention has been described with reference to the preferred embodiments, without departing from the scope of the present invention, various modifications can be made thereto and the components therein can be replaced with equivalents. In particular, as long as there is no structural conflict, the various technical features mentioned in the various embodiments can be combined in any manner. The present invention is not limited to the specific embodiments disclosed in the text, but includes all technical solutions falling within the scope of the claims.

PUM

no PUM

Description & Claims & Application Information

We can also present the details of the Description, Claims and Application information to help users get a comprehensive understanding of the technical details of the patent, such as background art, summary of invention, brief description of drawings, description of embodiments, and other original content. On the other hand, users can also determine the specific scope of protection of the technology through the list of claims; as well as understand the changes in the life cycle of the technology with the presentation of the patent timeline. Login to view more.

Similar technology patents

Intelligent protocol parsing method and device

InactiveCN101035111Aimprove accuracyHigh protocol recognition efficiency
Owner:BEIJING VENUS INFORMATION TECH

TR309 - portable otoscope video viewer

InactiveUS20050171399A1easily attainableimprove accuracy
Owner:RICH TONY C +1

Communication terminal apparatus and communication system

InactiveUS20060003776A1fluctuation of be improveimprove accuracy
Owner:SONY ERICSSON MOBILE COMM JAPAN INC

Classification and recommendation of technical efficacy words

  • improve accuracy

Golf club head with adjustable vibration-absorbing capacity

InactiveUS20050277485A1improve grip comfortimprove accuracy
Owner:FUSHENG IND CO LTD

Direct fabrication of aligners for arch expansion

ActiveUS20170007366A1improve accuracyimproved strength , accuracy
Owner:ALIGN TECH

Stent delivery system with securement and deployment accuracy

ActiveUS7473271B2improve accuracyreduces occurrence and/or severity
Owner:BOSTON SCI SCIMED INC

Method for improving an HS-DSCH transport format allocation

InactiveUS20060089104A1improve accuracyincrease benefit
Owner:NOKIA SOLUTIONS & NETWORKS OY

Catheter systems

ActiveUS20120059255A1increase selectivityimprove accuracy
Owner:ST JUDE MEDICAL ATRIAL FIBRILLATION DIV
Who we serve
  • R&D Engineer
  • R&D Manager
  • IP Professional
Why Eureka
  • Industry Leading Data Capabilities
  • Powerful AI technology
  • Patent DNA Extraction
Social media
Try Eureka
PatSnap group products