CN117148331A - Test system and test method of while-drilling ultrasonic imaging instrument - Google Patents
Test system and test method of while-drilling ultrasonic imaging instrument Download PDFInfo
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- CN117148331A CN117148331A CN202311427638.9A CN202311427638A CN117148331A CN 117148331 A CN117148331 A CN 117148331A CN 202311427638 A CN202311427638 A CN 202311427638A CN 117148331 A CN117148331 A CN 117148331A
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- 238000012360 testing method Methods 0.000 title claims abstract description 196
- 238000003384 imaging method Methods 0.000 title claims abstract description 97
- 238000005553 drilling Methods 0.000 title claims abstract description 13
- 238000010998 test method Methods 0.000 title claims abstract description 8
- 239000000463 material Substances 0.000 claims abstract description 16
- 239000007822 coupling agent Substances 0.000 claims abstract description 6
- 238000004891 communication Methods 0.000 claims abstract description 5
- 238000004088 simulation Methods 0.000 claims description 9
- 238000012285 ultrasound imaging Methods 0.000 claims description 5
- 230000005484 gravity Effects 0.000 claims description 4
- 238000002604 ultrasonography Methods 0.000 claims description 2
- 239000002699 waste material Substances 0.000 abstract description 2
- 238000013522 software testing Methods 0.000 abstract 1
- 239000004033 plastic Substances 0.000 description 5
- 229920003023 plastic Polymers 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 239000002002 slurry Substances 0.000 description 2
- 238000013461 design Methods 0.000 description 1
- 238000002592 echocardiography Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
- G01S7/52—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S15/00
- G01S7/52004—Means for monitoring or calibrating
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- 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
- E21B47/002—Survey of boreholes or wells by visual inspection
- E21B47/0025—Survey of boreholes or wells by visual inspection generating an image of the borehole wall using down-hole measurements, e.g. acoustic or electric
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S15/00—Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems
- G01S15/88—Sonar systems specially adapted for specific applications
- G01S15/89—Sonar systems specially adapted for specific applications for mapping or imaging
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Physics & Mathematics (AREA)
- Computer Networks & Wireless Communication (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Acoustics & Sound (AREA)
- Geophysics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
Abstract
The invention discloses a test system and a test method of an ultrasonic imaging instrument while drilling, which solve the problems of complex imaging function test operation, time and labor waste of the ultrasonic imaging instrument. The device includes ultrasonic imaging appearance, still includes: the electric control system is connected with the ultrasonic imaging instrument through a communication jumper wire; the support sleeve is arranged on the ultrasonic imaging instrument; the ultrasonic imaging device comprises a plurality of groups of testing blocks, wherein each group of testing blocks is provided with a plurality of groups, and the testing blocks are tightly attached to the position of an acoustic window of the ultrasonic imaging device through an acoustic wave coupling agent; each test block is provided with a simulated slit, the materials and the thicknesses of the test blocks are different, and the number and the sizes of the simulated slits on the test blocks are different. Through utilizing the test piece to simulate mud proportion, change the test piece of different materials and size simultaneously, can simulate the state of different mud proportion, ultrasonic imaging appearance can realize imaging function test under the horizontality, improves operation convenience and efficiency of software testing, reduces staff's burden.
Description
Technical Field
The invention belongs to the technical field of instrument testing, and particularly relates to a testing system and a testing method of an ultrasonic imaging instrument while drilling.
Background
Ultrasonic imaging logging uses ultrasonic waves as an information carrier, and images by transmitting ultrasonic waves to the well wall and receiving reflected echoes from the well wall. Because the echo amplitude reflects the physical characteristics of the well wall, the echo time reflects the well shape, and therefore the well wall condition can be intuitively judged according to the ultrasonic image.
At present, before an ultrasonic imaging instrument goes down in the well, the imaging function of the instrument needs to be tested, and the existing testing conditions generally need to use equipment such as an aerial crane to hang the instrument up and vertically put the instrument into a testing barrel filled with slurry for imaging testing.
However, the testing operation of the ultrasonic imaging apparatus in the related art is time-consuming and laborious, and is very inconvenient to operate on site, if the apparatus such as the aerial crane is not called, the apparatus is placed horizontally, and the horizontally placed apparatus is placed in a medium such as slurry, so that the operation is very difficult. Moreover, because the mud flows in the horizontal direction, the mud can enter the electrical interface, thereby causing the instrument to be short-circuited, and potential safety hazards can be brought to the whole instrument.
Therefore, the imaging function test of the ultrasonic imaging instrument has the problems of complex operation, time and labor waste and large potential safety hazard, and needs to be improved.
Disclosure of Invention
In order to solve all or part of the problems, the invention aims to provide a test system and a test method of an ultrasonic imaging instrument while drilling, which can improve the operation convenience and the test efficiency, reduce the burden of staff and eliminate potential safety hazards.
In a first aspect, the present invention provides a test system for an ultrasound imaging instrument while drilling, comprising an ultrasound imaging instrument, further comprising:
the electronic control system is connected with the ultrasonic imaging instrument through a communication jumper wire and is used for supplying power to the ultrasonic imaging instrument and controlling the ultrasonic imaging instrument to be turned on or turned off, and meanwhile, the electronic control system can receive a test signal sent by the ultrasonic imaging instrument and output an acoustic imaging image according to the test signal;
a support sleeve disposed on the ultrasonic imager;
the testing blocks are provided with a plurality of groups and a plurality of groups, any one group of testing blocks can be detachably connected to the supporting sleeve, and the testing blocks are tightly attached to the position of an acoustic window of the ultrasonic imaging instrument through an acoustic wave coupling agent so as to simulate the specific gravity of mud;
each group of test blocks are respectively arranged along the circumferential direction of the supporting sleeve, at least two test blocks are symmetrically distributed along the axis of the supporting sleeve, each test block is respectively provided with a simulated crack so as to simulate the real state of a shaft, the materials and the thicknesses of the test blocks are different, and the number and the size of the simulated cracks on the test blocks are different.
Optionally, the support sleeve is provided with a plurality of assembly holes, and each group of test blocks is respectively fan-shaped and respectively inserted into the corresponding assembly holes.
Optionally, the test system further comprises a strap for cinching a corresponding set of the test blocks to the support sleeve.
Optionally, the length of the test block is greater than the length of the acoustic window on the ultrasonic imaging instrument, the support sleeve is movably sleeved on the ultrasonic imaging instrument, a control piece is arranged on the ultrasonic imaging instrument, and the control piece is used for controlling the support sleeve to horizontally slide while rotating.
Optionally, the control comprises:
a receiving sleeve connected to the ultrasonic imaging instrument;
one end of the telescopic sleeve is movably arranged in the bearing sleeve, and the other end of the telescopic sleeve is connected with the supporting sleeve;
the control sleeve is coaxially sleeved on the bearing sleeve in a rotating way;
a sliding pin fixed on the telescopic sleeve;
the sliding groove is formed in the inner wall of the control sleeve, the sliding groove is arranged along the axial direction of the control sleeve, and the sliding pin is matched with the sliding groove;
the spiral groove is formed in the outer wall of the bearing sleeve, and the sliding pin is matched with the spiral groove.
Optionally, a control handle is fixedly connected to the control sleeve.
Optionally, the receiving sleeve is detachably connected to the ultrasound imager by a plurality of screws.
Optionally, the telescopic sleeve is detachably connected to the support sleeve by a plurality of jackscrews.
In a second aspect, the present invention provides a method for testing an ultrasonic imaging instrument while drilling, using the test system described above, comprising the steps of:
s1, respectively smearing acoustic wave coupling agents on a group of test blocks, respectively fixing a plurality of test blocks on a supporting sleeve, and respectively enabling the plurality of test blocks to be closely attached to an acoustic window of an ultrasonic imaging instrument;
s2, controlling the starting of the ultrasonic imaging instrument through the electric control system, receiving a test signal sent by the ultrasonic imaging instrument, and outputting an acoustic imaging image according to the test signal;
s3, controlling the supporting sleeve to drive the test block to move, and outputting an acoustic imaging image according to the test signal;
s4, replacing the test block, repeating the steps S1-S3, and comparing the data of a plurality of groups of acoustic imaging images;
s5, selecting two test blocks with different thicknesses, symmetrically installing the two test blocks on the support sleeve, and controlling the starting of the ultrasonic imaging instrument through the electric control system to finish the eccentricity test of the ultrasonic imaging instrument;
and S6, ending the test, powering off and disassembling the support sleeve and the test block.
Optionally, in S4, the operation of replacing the test block includes:
the test blocks with different materials from the previous group are replaced, or the test blocks with different thicknesses from the previous group are replaced, or the test blocks with different numbers of the simulation cracks from the previous group are replaced, or the test blocks with different simulation crack sizes from the previous group are replaced.
According to the technical scheme, the test system and the test method of the ultrasonic imaging instrument while drilling provided by the invention have the following advantages:
the device realizes the imaging function test of the ultrasonic imaging instrument by utilizing the test blocks to simulate the mud specific gravity, and changes the test blocks with different materials and sizes, and/or changes the test blocks with different sizes and numbers of simulated cracks, so that the state of different mud specific gravities can be simulated more truly, the imaging function test of the ultrasonic imaging instrument can be realized in a horizontal state, the instrument is not required to be hung by using equipment such as a crane, the operation convenience and the test efficiency can be improved, the burden of workers can be reduced, and the potential safety hazard can be eliminated. Moreover, the support sleeve can drive the simulation block to rotate and horizontally slide at the same time so as to simulate the state of the instrument rotating in the pit, and the state is more close to the state in the true pit, so that the test accuracy can be improved, and powerful scientific evidence can be provided for test data.
Additional features and advantages of the invention will be set forth in the description which follows.
Drawings
The accompanying drawings are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate and do not limit the invention.
FIG. 1 is a schematic diagram showing the overall structure of a test system according to embodiment 1 of the present invention;
FIG. 2 is a schematic view of the supporting sleeve and the test block according to the embodiment 1 of the present invention;
FIG. 3 is a schematic view showing the structure of a support sleeve according to embodiment 1 of the present invention;
FIG. 4 is a schematic diagram of the structure of a test block in embodiment 1 of the present invention;
FIG. 5 is a schematic diagram of the structure of a test block in embodiment 1 of the present invention;
FIG. 6 is a schematic diagram showing the overall structure of a test system according to embodiment 2 of the present invention;
FIG. 7 is a schematic view showing the overall structure of the control member in embodiment 2 of the present invention;
fig. 8 is a cross-sectional view of the control member of embodiment 2 of the present invention.
Reference numerals illustrate:
1. an ultrasonic imager; 2. an electric control system; 3. a communication jumper; 4. a support sleeve; 5. a test block; 6. simulating a crack; 7. a fitting hole; 8. a strap; 9. a control member; 91. a receiving sleeve; 92. a telescoping sleeve; 93. a control sleeve; 94. a sliding pin; 95. a sliding groove; 96. a spiral groove; 97. and controlling the handle.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the present invention more apparent, embodiments of the present invention will be described in detail hereinafter with reference to the accompanying drawings. It should be noted that, without conflict, the embodiments of the present invention and features of the embodiments may be arbitrarily combined with each other.
Example 1
Fig. 1, fig. 2, fig. 3, fig. 4 and fig. 5 show an embodiment 1 of the present invention, in which a test system of an ultrasonic imaging apparatus while drilling is disclosed, the test system includes an ultrasonic imaging apparatus 1 and an electric control system 2, the ultrasonic imaging apparatus 1 is horizontally arranged, and the electric control system 2 is connected with the ultrasonic imaging apparatus 1 through a communication jumper 3. The electronic control system 2 is used for supplying power to the ultrasonic imaging instrument 1 and controlling the ultrasonic imaging instrument 1 to be turned on or turned off, and meanwhile, the electronic control system 2 can also receive a test signal sent by the ultrasonic imaging instrument 1 and output an acoustic imaging image according to the test signal.
In one embodiment, as shown in fig. 1, 2 and 3, the ultrasonic imaging apparatus 1 is sleeved with a support sleeve 4, the support sleeve 4 and the ultrasonic imaging apparatus 1 are detachably connected through screws or other fasteners, and the support sleeve 4 is located at the acoustic window position of the ultrasonic imaging apparatus 1. The supporting sleeve 4 is detachably connected with a testing block 5, and the testing block 5 is tightly attached to the acoustic window of the ultrasonic imaging instrument 1 through an acoustic wave couplant so as to simulate the mud weight.
In one embodiment, as shown in fig. 2, 3, 4 and 5, the test blocks 5 are provided with a plurality of groups, and each group is multiple, any group of test blocks 5 is detachably connected to the support sleeve 4, the plurality of test blocks 5 are arranged at equal intervals along the circumferential direction of the support sleeve 4, and at least two test blocks 5 are symmetrically distributed along the axis of the support sleeve 4. Each test block 5 is provided with a simulated fracture 6 to simulate the real state of the well bore, meanwhile, the materials and the thicknesses of the multiple groups of test blocks 5 are different, and the number and the size of the simulated fractures 6 on the multiple groups of test blocks 5 are different.
In the test system of the while-drilling ultrasonic imaging instrument in the embodiment, the imaging function test of the ultrasonic imaging instrument 1 can be realized by simulating the mud weight by using the test block 5. Meanwhile, the test blocks 5 with different materials and sizes are replaced, and/or the test blocks 5 with different sizes and numbers of simulated cracks 6 are replaced, so that the states of different mud weights can be simulated more truly. The design makes the ultrasonic imaging instrument 1 realize imaging function test in a horizontal state, does not need to hang the instrument by using equipment such as aerial crane and the like, can improve operation convenience and test efficiency, can reduce the burden of staff, and can eliminate potential safety hazards.
In this embodiment, four test blocks 5 are disposed in each group, and the four test blocks 5 are distributed at 90 ° intervals, the materials of the test blocks 5 are different acoustic impedance materials such as plastics, acrylic and ABS, the thicknesses of the test blocks are different sizes such as 10cm, 20cm and 30cm, the number of the simulated cracks 6 is three, four and five, and the sizes (length, width and depth) of the simulated cracks 6 can be set according to practical situations, which are not excessively listed here. The purpose is through changing the material, the size of test piece 5 to change the quantity, the size of simulation crack 6 on the test piece 5, simulate the different states of pit shaft, more truly simulate the test, improve the test accuracy.
In this embodiment, the electronic control system 2 includes a battery pack, a controller, a central processing unit, a display, and the like, where the battery pack can supply power to the ultrasonic imaging apparatus 1, the controller can control the ultrasonic imaging apparatus 1 to be turned on or off, and the central processing unit can receive the test signal and convert the test signal into an image signal to be transmitted to the display, so that an acoustic imaging image is displayed on the display.
In one embodiment, as shown in fig. 2 and 3, a plurality of assembly holes 7 are formed in the support sleeve 4, in this embodiment, four assembly holes 7 are formed, and each group of test blocks 5 is respectively fan-shaped and respectively inserted into the corresponding assembly holes 7, so that the operation of disassembling and replacing the test blocks 5 by a worker is facilitated. Meanwhile, the test system further comprises a binding belt 8, the binding belt 8 is used for binding and fixing a corresponding group of test blocks 5 on the support sleeve 4, and the binding belt 8 can also adopt hoops or ropes, so that the purpose of fixing the test blocks 5 is achieved, the vibration resistance and impact resistance of the test system are improved, and the imaging test of an instrument under the vibration impact environment is met.
Therefore, the testing system can conveniently complete the test without using manpower to hang the instrument to be in a vertical state when the instrument is horizontally placed, and the testing effect is good. By designing the test blocks 5 of different acoustic impedance materials, different mud weights are simulated, and the imaging effect of the instrument under the different mud weights is tested. Meanwhile, by designing the test blocks 5 with different sizes, the well diameter function of the instrument can be tested. Furthermore, simulation cracks with different sizes are designed on the test block 5, so that the measurement accuracy of the instrument can be tested.
Example 2
As shown in fig. 6, 7 and 8, embodiment 2 of the present invention is different from embodiment 1 in that: the length of the test block 5 is greater than the length of the acoustic window on the ultrasonic imager 1, and the support sleeve 4 is movably sleeved on the ultrasonic imager 1. In the present embodiment, the length of the test block 5 is measured, and the ultrasonic imager 1 is provided with a control member 9, and the control member 9 is used to control the support sleeve 4 to rotate while sliding horizontally.
In one embodiment, as shown in fig. 7 and 8, the control member 9 includes a receiving sleeve 91 that is sleeved on the ultrasonic imaging apparatus 1, and the receiving sleeve 91 is detachably connected to the ultrasonic imaging apparatus 1 through a plurality of screws. The receiving sleeve 91 is movably provided with a telescopic sleeve 92 therein, and the telescopic sleeve 92 is detachably connected to the support sleeve 4 by a plurality of jackscrews.
In one embodiment, as shown in fig. 7 and 8, a control sleeve 93 is coaxially sleeved on the receiving sleeve 91 in a rotating manner, and two ends of the control sleeve 93 are respectively connected with the receiving sleeve 91 in a rotating manner. The outer wall welded fastening of telescopic sleeve 92 has slide pin 94, and slide groove 95 has been seted up to control sleeve 93's inner wall, and slide groove 95 sets up along control sleeve 93's axial, and slide pin 94 cooperatees with slide groove 95. The receiving sleeve 91 is provided with a helical groove 96 and the sliding pin 94 cooperates with the helical groove 96, i.e. the sliding pin 94 passes through the helical groove 96 and cooperates with the sliding groove 95. Meanwhile, a pair of control grips 97 are fixedly connected to the control sleeve 93 so that a worker drives the control sleeve 93 to rotate rapidly.
The control sleeve 93 is driven to rotate by the control handle 97, at this time, the sliding pin 94 moves along the sliding groove 95 and the spiral groove 96, that is, the sliding pin 94 drives the telescopic sleeve 92 to rotate and simultaneously horizontally slide, so that the supporting sleeve 4 drives the test block 5 to rotate and simultaneously horizontally slide.
From the above, the control member 9 controls the support sleeve 4 to drive the simulation block to rotate and slide horizontally, so that the state of the simulation instrument rotating in the well is more similar to the state in the true well, the testing accuracy can be improved, and powerful scientific evidence can be provided for the test data.
Example 3
According to the test systems of embodiments 1 and 2, the present embodiment provides a test method of an ultrasonic imaging instrument while drilling, including the following steps:
s1, removing a group of test blocks 5, respectively smearing acoustic wave coupling agents on each test block 5, respectively clamping the plurality of test blocks 5 into corresponding assembly holes 7, simultaneously fixing the plurality of test blocks 5 on a support sleeve 4 through a binding belt 8, and respectively tightly attaching the plurality of test blocks 5 with an acoustic window of an ultrasonic imager 1;
s2, controlling the starting of the ultrasonic imaging instrument 1 through the electric control system 2, at the moment, receiving a test signal sent by the ultrasonic imaging instrument 1 by the electric control system 2, and outputting an acoustic imaging image according to the test signal;
s3, controlling the supporting sleeve 4 to drive the test block 5 to rotate and slide back and forth through the control piece 9, and outputting an acoustic imaging image according to the test signal;
s4, replacing the test block 5, repeating the steps S1-S3, and comparing the data of a plurality of groups of acoustic imaging images;
s5, selecting two test blocks 5 with different thicknesses, symmetrically installing the two test blocks 5 on the support sleeve 4, and controlling the starting of the ultrasonic imaging instrument 1 through the electric control system 2 to finish the eccentricity test of the ultrasonic imaging instrument 1;
and S6, after the test is finished, the power is cut off, and the support sleeve 4 and the test block 5 are disassembled.
In S4, the operation of replacing the test block 5 includes:
the test blocks 5 of different materials from the previous group are replaced, or the test blocks 5 of different thicknesses from the previous group are replaced, or the test blocks 5 of different numbers from the previous group of simulated crevices 6 are replaced, or the test blocks 5 of different sizes from the previous group of simulated crevices 6 are replaced.
For example: the first group of test blocks 5 is made of plastic and has a thickness of 10cm, the number of simulated cracks 6 on the test blocks 5 is three, and the width of the cracks is 1cm and the spacing is 1cm.
Test blocks 5 of different materials such as acrylic or ABS can be replaced respectively, the thickness of the test block 5 is 10cm, the number of simulated cracks 6 on the test block 5 is three, and the width of the cracks is 1cm and the spacing is 1cm.
The test blocks 5 with different sizes such as 20cm or 30cm in thickness can be replaced respectively, the materials of the test blocks 5 are plastics, the number of the simulated cracks 6 on the test blocks 5 is three, and the width of each crack is 1cm and the interval is 1cm.
The simulated cracks 6 can also be replaced by four or five test blocks 5 with different numbers, and the test blocks 5 are made of plastic, have the thickness of 10cm, and have the crack width of 1cm and the interval of 1cm.
The test blocks 5 with the crack width of 2cm and the interval of 1cm or the crack width of 1cm, the interval of 2cm and other different sizes can be respectively replaced, the test blocks 5 are made of plastic, the thickness is 10cm, and the number of the cracks is three.
That is, one parameter in the plurality of groups of test blocks 5 is kept unchanged, and the other parameters are changed continuously to simulate the real state of a shaft and continuously test the imaging function of the instrument, so that the instrument can work stably after being put into the well.
It is noted that unless otherwise indicated, technical or scientific terms used herein should be given the ordinary meaning as understood by one of ordinary skill in the art to which this invention belongs.
Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. In the description of the present invention, the meaning of "plurality" is two or more unless specifically defined otherwise.
Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present invention, and not for limiting the same; although the invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the invention, and are intended to be included within the scope of the appended claims and description. In particular, the technical features mentioned in the respective embodiments may be combined in any manner as long as there is no structural conflict. The present invention is not limited to the specific embodiments disclosed herein, but encompasses all technical solutions falling within the scope of the claims.
Claims (10)
1. A test system for an ultrasound imaging instrument while drilling, comprising an ultrasound imaging instrument (1), characterized in that it further comprises:
the electronic control system (2) is connected with the ultrasonic imaging instrument (1) through a communication jumper wire (3), and the electronic control system (2) is used for supplying power to the ultrasonic imaging instrument (1) and controlling the on-off of the ultrasonic imaging instrument, and can receive a test signal sent by the ultrasonic imaging instrument (1) and output an acoustic imaging image according to the test signal;
a support sleeve (4) arranged on the ultrasonic imaging instrument (1);
the testing blocks (5) are provided with a plurality of groups and a plurality of groups, any group of testing blocks (5) is detachably connected to the supporting sleeve (4), and the testing blocks (5) are tightly attached to the sound window of the ultrasonic imaging instrument (1) through the sound wave coupling agent so as to simulate the specific gravity of mud;
each group of test blocks (5) are respectively arranged along the circumferential direction of the supporting sleeve (4), at least two test blocks (5) are symmetrically distributed along the axis of the supporting sleeve (4), each test block (5) is respectively provided with a simulation crack (6) so as to simulate the real state of a shaft, the materials and the thicknesses of multiple groups of test blocks (5) are different, and the number and the sizes of the simulation cracks (6) on the multiple groups of test blocks (5) are different.
2. The test system according to claim 1, wherein the support sleeve (4) is provided with a plurality of assembly holes (7), and each group of test blocks (5) is respectively fan-shaped and respectively inserted into the corresponding assembly holes (7).
3. The test system according to claim 2, further comprising a strap (8), said strap (8) being adapted to secure a respective set of said test blocks (5) tightly to said support sleeve (4).
4. The test system according to claim 1, wherein the length of the test block (5) is greater than the length of an acoustic window on the ultrasonic imaging apparatus (1), the support sleeve (4) is movably sleeved on the ultrasonic imaging apparatus (1), a control member (9) is arranged on the ultrasonic imaging apparatus (1), and the control member (9) is used for controlling the support sleeve (4) to horizontally slide while rotating.
5. The test system according to claim 4, wherein the control member (9) comprises:
a receiving sleeve (91) connected to the ultrasonic imaging device (1);
a telescopic sleeve (92), one end of which is movably arranged in the bearing sleeve (91) and the other end of which is connected with the supporting sleeve (4);
a control sleeve (93) coaxially sleeved on the bearing sleeve (91);
a sliding pin (94) fixed to the telescopic sleeve (92);
the sliding groove (95) is formed in the inner wall of the control sleeve (93), the sliding groove (95) is arranged along the axial direction of the control sleeve (93), and the sliding pin (94) is matched with the sliding groove (95);
the spiral groove (96) is formed in the outer wall of the bearing sleeve (91), and the sliding pin (94) is matched with the spiral groove (96).
6. The test system of claim 5, wherein a control grip (97) is fixedly connected to the control sleeve (93).
7. The test system according to claim 5, wherein the receiving sleeve (91) is detachably connected to the ultrasound imager (1) by means of a plurality of screws.
8. The test system according to claim 5, wherein the telescopic sleeve (92) is detachably connected to the support sleeve (4) by a plurality of jackscrews.
9. A method of testing an ultrasound imaging instrument while drilling, using a test system according to any of claims 1-8, comprising the steps of:
s1, respectively smearing acoustic wave coupling agents on a group of test blocks (5), respectively fixing the plurality of test blocks (5) on a supporting sleeve (4), and respectively tightly attaching the plurality of test blocks (5) with an acoustic window of an ultrasonic imaging instrument (1);
s2, controlling the starting of the ultrasonic imaging instrument (1) through the electric control system (2), receiving a test signal sent by the ultrasonic imaging instrument (1), and outputting an acoustic imaging image according to the test signal;
s3, controlling the supporting sleeve (4) to drive the test block (5) to move, and outputting an acoustic imaging image according to the test signal;
s4, replacing the test block (5), repeating the steps S1-S3, and comparing the data of the plurality of groups of acoustic imaging images;
s5, selecting two test blocks (5) with different thicknesses, symmetrically installing the two test blocks (5) on the support sleeve (4), and controlling the starting of the ultrasonic imaging instrument (1) through the electric control system (2), so that the eccentricity test of the ultrasonic imaging instrument (1) can be completed;
and S6, after the test is finished, the power is cut off, and the support sleeve (4) and the test block (5) are disassembled.
10. Test method according to claim 9, characterized in that in S4 the operation of replacing the test block (5) comprises:
the test blocks (5) which are different from the previous group of materials are replaced, or the test blocks (5) which are different from the previous group of thicknesses are replaced, or the test blocks (5) which are different from the previous group of simulated cracks (6) in number are replaced, or the test blocks (5) which are different from the previous group of simulated cracks (6) in size are replaced.
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| CN202311427638.9A CN117148331B (en) | 2023-10-31 | 2023-10-31 | Test system and test method of while-drilling ultrasonic imaging instrument |
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| CN202311427638.9A CN117148331B (en) | 2023-10-31 | 2023-10-31 | Test system and test method of while-drilling ultrasonic imaging instrument |
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| CN117148331B CN117148331B (en) | 2023-12-26 |
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Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
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| CN115387783A (en) * | 2022-08-10 | 2022-11-25 | 中石化石油工程技术服务有限公司 | Coiled tubing horizontal well comprehensive leakage finding method |
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| CN1605713A (en) * | 2004-10-21 | 2005-04-13 | 山东科技大学 | Ultrasonic well logging instrument |
| US20160238562A1 (en) * | 2013-11-12 | 2016-08-18 | Halliburton Energy Services, Inc. | Validation of Cased-Hole Acoustic Tools |
| US20150260690A1 (en) * | 2014-03-12 | 2015-09-17 | Siemens Energy, Inc. | Method and system for immersion ultrasound inspection including within downwardly opening cavities |
| CN108509675A (en) * | 2018-02-08 | 2018-09-07 | 中国石油大学(华东) | It is a kind of with boring density log to the computational methods of hole diameter and gap |
| CN109270211A (en) * | 2018-11-09 | 2019-01-25 | 中南大学 | A kind of crack rock microorganism slip casting novel test device and test method |
| CN112145150A (en) * | 2020-09-24 | 2020-12-29 | 中石化胜利石油工程有限公司钻井工艺研究院 | Novel imaging measurement while drilling simulation shaft testing device |
| CN215057315U (en) * | 2021-05-28 | 2021-12-07 | 南京咏诚工程科技有限公司 | Quality detector for ultra-large diameter pore-forming |
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