CN110318733A - A kind of well logging apparatus, integration probe and its control method for horizontal wellbore logging - Google Patents
A kind of well logging apparatus, integration probe and its control method for horizontal wellbore logging Download PDFInfo
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- CN110318733A CN110318733A CN201910691588.2A CN201910691588A CN110318733A CN 110318733 A CN110318733 A CN 110318733A CN 201910691588 A CN201910691588 A CN 201910691588A CN 110318733 A CN110318733 A CN 110318733A
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- 239000000523 sample Substances 0.000 title claims abstract description 126
- 230000010354 integration Effects 0.000 title claims abstract description 80
- 238000000034 method Methods 0.000 title claims abstract description 19
- 230000005484 gravity Effects 0.000 claims abstract description 59
- 238000001514 detection method Methods 0.000 claims abstract description 21
- 238000009434 installation Methods 0.000 claims description 33
- 238000004064 recycling Methods 0.000 claims description 4
- 230000007704 transition Effects 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 4
- 239000000853 adhesive Substances 0.000 abstract 1
- 230000001070 adhesive effect Effects 0.000 abstract 1
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- 238000012360 testing method Methods 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005553 drilling Methods 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
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Classifications
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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
-
- 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
- E21B47/01—Devices for supporting measuring instruments on drill bits, pipes, rods or wirelines; Protecting measuring instruments in boreholes against heat, shock, pressure or the like
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Abstract
The embodiment of the present invention provides a kind of well logging apparatus, integration probe and its control method for horizontal wellbore logging, and Horizontal well measurer includes transport unit and integration probe, and transport unit is affixed with integration probe；Integration probe includes probe portion and fitting control unit, probe portion with to be bonded control unit affixed；Being bonded control unit includes ontology, driving device, control unit and gravity sensing unit；Gravity sensing unit is able to detect drift angle of the integration probe relative to gravity, and control unit can then control driving device to drive integration probe rotation from achieving the effect that adjusting adhesive angle.The Horizontal well measurer of the application can make integration probe turn to preset state using the drift angle in the means detection integration probe relative gravity direction of gravity sensing, to guarantee that the detection sensor in probe portion is bonded with borehole wall holding.
Description
Technical field
The present invention relates to horizontal logging technique field, a kind of well logging apparatus for horizontal wellbore logging, integrated is particularly related to
Probe and its control method.
Background technique
Level well logging (horizontal well logging) is also referred to as " horizontal wellbore logging ", " lateral aperture well logging " or " water
Flat gaging hole ", it is special to fully understand formation rock and construction during the underground engineering constructions such as oil field development or tunnel piercing
Sign, it usually needs carry out horizontal drilling work and mating progress horizontal wellbore logging operation.Horizontal wellbore logging mainly leans on drilling tool band
Dynamic well-logging probe implements measurement in well, multiple sensors built in well-logging probe, and different type does not pop one's head in its sensor not
Together, every kind of sensor has specific detection direction.During logging operation, due to the limit of logging equipment and equipment itself material
System, gravity can make logging equipment the eccentric phenomena that probe is biased to bottom occur, may cause during long range pushes
Well-logging probe has uncontrollable deflection that probe sensor and the effect that is bonded of medium (hole wall) is caused to cannot be guaranteed in well, from
And cause test data abnormal.
Existing solution mainly uses centralizer that logging equipment is made to be close to the borehole wall as far as possible to reduce data exception
It generates, or so that test data is obtained later period correction by the method that software is handled, but be all unable to control or guarantee probe sensing
The angle that device is bonded with medium (hole wall), thus cannot directly obtain and stablize correct signal data.
Therefore, it is necessary to a kind of new technical solutions to solve the above problems.
Summary of the invention
In view of this, the embodiment of the present application provide it is a kind of convenient for control detection sensor and borehole wall fitting for horizontal well
Well logging apparatus, integration probe and its control method of well logging.
In order to achieve the above objectives, the embodiment of the present application is intended to provide a kind of integration probe for horizontal wellbore logging, including
Probe portion and fitting control unit；The probe portion is configured with detection sensor, and the detection sensor has the first installation site；
The fitting control unit includes ontology, driving device, control unit and gravity sensing unit, and the ontology and the probe portion are solid
It connects, the integration probe has the pivot center extended along horizontal well extending direction, and the driving device can drive the collection
At probe around the pivot axis；The gravity sensing unit have the second installation site, second installation site with
Gravity direction has the first default angle, and first installation site and second installation site are opposing stationary；The gravity
Sensing unit is fixedly installed on inside the fitting control unit, for detecting the inclined of the second installation site relative gravity direction
Angle, in the case where the drift angle is different with the described first default angle, described control unit is used for according to the drift angle and institute
The misalignment angle control driving device stated between the first default angle drives the integration probe to rotate up to the drift angle
It is identical as the described first default angle.
Further, the described first default angle is -10 °~10 °, and first installation site and gravity direction have the
Two default angles, the second default angle are -10 °~10 °.
Further, the described first default angle is 0；And/or the second default angle is 0.
Further, stating gravity sensing unit is gravity sensor or gyroscope.
Further, the ontology is cylindrical, and the ontology is about the pivot center rotational symmetry.
Further, the transition junction of the ontology and the probe portion seamlessly transits.
Further, the driving device is motor, and the motor includes motor shaft and power part, and the power part is fixed
It is set in the ontology, the motor shaft is stretched out from the ontology away from the probe portion side.
The another aspect of the embodiment of the present application provides a kind of well logging apparatus, including transport unit and any of the above-described integrated spy
Head, the integration probe are detachably connected by the driving device and the transport unit, and the transport unit is able to drive described
It is bonded control unit and probe portion feeding or recycling, the driving device is able to drive the probe portion and fitting control unit phase
The transport unit is rotated.
Further, the driving device is motor, and the motor includes motor shaft and power part, and the power part is fixed
It is set in the ontology, the motor shaft of the driving device is stretched out from the ontology away from the probe portion side, the drive
Dynamic device is connect by the motor shaft with the transport unit, and the power part can rotate to drive relative to the motor shaft
The fitting control unit and the probe portion rotate synchronously.
The another aspect of the embodiment of the present application provides a kind of control method of integration probe, integrates applied to any of the above-described
Probe, comprising: integration probe detects the drift angle in the first installation site relative gravity direction；In the drift angle and described first
In the case that default angle is different, integration probe is controlled according to the misalignment angle between the drift angle and the first default angle
It is identical as the described first default angle that the driving device drives the integration probe to rotate up to the drift angle.
Further, the described first default angle is 0；And/or first installation site and gravity direction have second
Default angle, the second default angle is 0.
The embodiment of the present application provides a kind of well logging apparatus, integration probe and its control method for horizontal wellbore logging,
Well logging apparatus is when carrying out horizontal wellbore logging operation, if well logging apparatus or integration probe produce uncontrollable deflection, integrates and visits
The gravity sensing unit of head is able to detect that the drift angle in the second installation site relative gravity direction and drift angle information is supplied to control
Unit processed, control unit judge whether drift angle information and the first default angle are different, and driving device driving is controlled if different
Ontology turns an angle, so that integration probe turns to drift angle state identical with the first predetermined angle, to guarantee to detect
Detection sensor in portion is bonded with borehole wall holding.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the well logging apparatus of the embodiment of the present application；
Fig. 2 is that the integration probe of the embodiment of the present application is located at the rough schematic view of the cross section in horizontal well；
Fig. 3 is that the integration probe of the embodiment of the present application is located at the rough schematic view of the cross section in horizontal well；
Fig. 4 is the control method flow chart of the integration probe of the embodiment of the present application.
Description of symbols
Transport unit 1；It is bonded control unit 2；Ontology 201；Driving device 202；Motor shaft 2021；Power part 2022；Data line
203；Control unit 204；Gravity sensing unit 205；Probe portion 3；Detection sensor 301
Specific embodiment
Below in conjunction with illustrations, the specific embodiment of the application is described, it is clear that described specific reality
Applying mode is only a part of the embodiment, is based on presently filed embodiment, and those of ordinary skill in the art are not making creation
Property labour under the premise of other embodiments obtained, within the scope of protection of this application.
The embodiment of the present application provides a kind of integration probe for horizontal wellbore logging, referring to Fig. 1, including 3 He of probe portion
It is bonded control unit 2；Probe portion 3 is configured with detection sensor 301, and detection sensor 301 has the first installation site；Fitting control
Portion 2 includes ontology 201, driving device 202, control unit 204 and gravity sensing unit 205, and ontology 201 and probe portion 3 are affixed,
Integration probe has the pivot center extended along horizontal well extending direction, and driving device 202 can drive integration probe around rotation
Axis rotation；Gravity sensing unit 205 has the second installation site, and the second installation site and gravity direction have the first default folder
Angle, the first installation site and the second installation site are opposing stationary；Gravity sensing unit 205 is fixedly installed in fitting control unit 2
Portion, for detecting the drift angle in the second installation site relative gravity direction, in the case where drift angle is different with the first default angle, control
Unit 204 processed is used to drive integration probe according to the misalignment angle control driving device 202 between drift angle and the first default angle
It is identical as the first default angle to rotate up to drift angle.
The integration probe of the embodiment of the present application, due to preset calibrations detection sensor 301 and gravity sensing unit 205
Relative mounting location, therefore the angle for only needing to detect 205 relative gravity direction of gravity sensing unit can be obtained detection sensing
The angle in 301 relative gravity direction of device drives ontology 201 by driving device 202, and ontology 201 can be driven and probe portion 3 is same
Step rotation.
Specifically, integration probe protrudes into horizontal well, before starting integration probe and starting well logging, adjusts integration probe phase
Integration probe is illustrated when the drift angle that gravity sensing unit 205 detects is the first default angle to the position of the horizontal well borehole wall
The position of the relative level well borehole wall is in target position, that is to say, that the corresponding default angle of above-mentioned first is integration probe
The corresponding angle with gravity direction when positioned at the target position of the horizontal well borehole wall, for example, when needing to keep detection sensor 301
When being close to the bottom wall of horizontal well, zero degree can be set by the first above-mentioned default angle.It then can star logging operation.By
In the frictional influence of gravity and the borehole wall, integration probe may generate uncontrollable deflection during feeding to be caused to pop one's head in
Sensor and being bonded for the borehole wall are ineffective, when integration probe generates deflection, the folder in the second installation site relative gravity direction
Angle can change, and gravity sensing unit 205 is able to detect that the drift angle in the second installation site relative gravity direction and by drift angle
Information is supplied to control unit 204, and control unit 204 judges whether drift angle information and the first default angle are different, if different
Then controlling driving device 202 drives ontology 201 to turn an angle, so that integration probe turns to drift angle and the first predetermined angle
Identical state, to guarantee that the detection sensor 301 in probe portion 3 is bonded with borehole wall holding.
Specifically, the present embodiment defines integration probe with respect to the first default angle around the direction that pivot center rotates clockwise
It is positive, the direction rotated counterclockwise is negative.For example, as shown in Fig. 2, pivot center is reduced to O point, the direction of vertical paper inwards
For direction of feed, arrow is the first installation site of gravity sensing unit 205, and axis a-a ' is gravity direction, with the first default folder
For angle is 0, integration probe is rotated in a clockwise direction α angle, then α value is positive；As shown in figure 3, if integration probe is along the inverse time
Needle direction rotation β angle, then β value is negative.
In the embodiment of the present application, the first default angle is -10 °~10 °, and the first installation site and gravity direction have second
Default angle, the second default angle is -10 °~10 °.During actual job, the outer surface and borehole wall bottom of probe portion 3
Fitting there is certain contact area, therefore the first default angle and the second default angle are limited within limits,
It is preferable equally to can guarantee that detection sensor 301 with borehole wall bottom is bonded effect.Further, the first default angle is 0 and/or second
Default angle is 0, so that gravity sensing unit 205 is incuded direction always with gravity direction reference, make integration probe
Control target be keep detection sensor 301 straight down.
In the embodiment of the present application, gravity sensing unit 205 is gravity sensor or gyroscope, and being also possible to other can feel
Know the device of deflection angle, is capable of the drift angle in real-time detection the second installation site relative gravity direction.
In the embodiment of the present application, referring to Figure 1, ontology 201 is cylindrical, and ontology 201 is revolved about the pivot center
Turn symmetrical, can so guarantee that ontology 201 can not influenced and normal rotation by environment in well as much as possible.Further,
The transition junction of ontology 201 and probe portion 3 seamlessly transits, and reduces stuck by sundries in well during probe is protruded into or withdrawn
A possibility that.
It is understood that ontology 201 can also be designed with probe portion 3 it is into a single integrated structure.
In the embodiment of the present application, referring to Figure 1, driving device 202 is motor, and motor includes motor shaft 2021 and power part
2022, motor shaft 2021 is stretched out from ontology 201 away from 3 side of probe portion, and driving device 202 can drive integration probe around level
The pivot axis of well extending direction.The power part 2022 and ontology 201 of driving device 202 are installed on one, motor shaft
2021 stretch out away from 3 side of probe portion to connect and provide the transport unit of feeding or recycling power to integration probe；Driving device
The mode of 202 driving integration probe rotations is that driving power part 2022 is rotated to drive ontology 201 and be visited around motor shaft 2021
Survey portion 3 rotates synchronously.It is understood that driving device 202 is also possible to the device or set that other can drive ontology 201 to rotate
Standby, motor shaft 2021 then can be described as transmission shaft at this time.
In the embodiment of the present application, control unit 204 is separately connected driving device 202 and gravity sensing by data line 203
Unit 205, control unit 204 can be the controllers such as PLC or CPU or chip, and be written with corresponding control program, with normal
Processing drift angle information simultaneously controls the rotation of driving device 202.
The embodiment of the present application also provides a kind of Horizontal well measurer, referring to Fig. 1, including transport unit and above-mentioned integrated spy
Head, integration probe are detachably connected by driving device 202 with transport unit, and the elongation or retraction of transport unit can drive integrated spy
The feeding or recycling of head, driving device 202 are able to drive integration probe and rotate relative to transport unit.
Specifically, when horizontal wellbore logging operation, transport unit connect with integration probe and constitutes the well logging apparatus, integration probe
By transport unit elongation and protrude into horizontal well, by the frictional influence of gravity and the borehole wall, if integration probe produces not
Controllable deflection causes probe sensor and being bonded for the borehole wall ineffective, and driving device 202 controls integration probe rotation at this time
Adjustment is bonded effect with ensure probe sensor and the borehole wall.
After logging operation, transport unit 1 is retracted out of well, then integration probe and transport unit 1 are separated.
The integration probe of the embodiment of the present application is modularized design, is needed in use, by the driving device 202 of integration probe
It is connect with transport unit；After use, the connection of driving device 202 and transport unit is dismantled.Therefore, driving device
202 need operation easy to disassemble with the junction of transport unit.
Driving device 202 be motor in the case where, can be one of power part 2022 and motor shaft 2021 with
Driving section connection.Specifically, when power part 2022 is connect with driving device 202, i.e., power part 2022 and driving device 202 are tight
It is solidly connected, motor shaft 2021 is fastenedly connected with ontology 201, is relatively rotated between motor shaft 2021 and power part 2022, and then make
Obtaining ontology 201 drives probe portion 3 to synchronize relative to the rotation of power part 2022.In the embodiment of the present application, power part 2022 and ontology 201
It is fastenedly connected, motor shaft 2021 is stretched out from ontology 201 away from the side of probe portion 3, in this way, being not required in integration probe to be used
When, power part 2022 is supported by ontology 201, and motor shaft 2021 is not subject to other active forces other than self gravity substantially, because
This, can significantly improve the stress condition of motor；Furthermore 2021 overall dimensions of motor shaft are smaller, can convenient for electrode axis with
The connection of transport unit, it is smaller to the space requirement of the installation site of junction.
The embodiment of the present application also provides a kind of control method of any of the above-described kind of integration probe, gravity sensing unit 205
The misalignment angle of integration probe is detected, and the rotation of driving unit driving integration probe is controlled accordingly by control unit 204
Angle.
Referring to Fig. 4, being the control method schematic diagram of integration probe provided by the embodiments of the present application, in a concrete scene
In, integration probe ontology 201 in detection process is deflected, and needs to adjust posture itself to control detection direction to meet
The requirement of fitting, specific control method the following steps are included:
Step 401: the drift angle in the first installation site relative gravity direction of detection.
Integration probe deflects, and gravity sensing unit 205 will test current inclined of the second installation site and gravity direction
Angle, and send result to control unit 204, it is to be understood that the drift angle teachings are at -180 °~180 °, at other
In embodiment, integration probe can also be defined and be negative around the direction that pivot center rotates clockwise, the direction rotated counterclockwise is
Just.
Step 402: in the case where the drift angle is different with the described first default angle, according to the drift angle and described the
Misalignment angle between one default angle control the driving device 202 drive the integration probe rotate up to the drift angle with
The first default angle is identical.
Specifically, control unit 204 judges whether drift angle and the first default angle are different by internal processes, if phase
It is different, then the value of the misalignment angle of drift angle and the first default angle is calculated, control unit 204 will be according to drift angle and the first default folder
Differential seat angle between angle is installed come the identical angle of rotation for controlling the motor of driving device 202 since motor shaft 2021 fastens
In transport unit, so power part 2022 will rotate backward respective angles, so that integration probe be driven to be returned to drift angle and first in advance
If the identical state of angle；For example, the drift angle that control unit 204 receives is -14 °, the first default angle is 0 ° inside program,
Then the value of misalignment angle is -14 ° -0 °=- 14 °, and control unit 204 will control driving device 202 and drive integration probe along up time
Needle direction rotates 14 °, and the drift angle of sensing unit detection at this time will be 0 °, is returned to state identical with the first default angle；
If control unit 204 judges that drift angle is identical as the first default angle by internal processes, without movement.
The foregoing is merely the preferred embodiments of the application, are not intended to limit this application, for the skill of this field
For art personnel, various changes and changes are possible in this application.Within the spirit and principles of this application, made any to repair
Change, equivalent replacement, improvement etc., should be included within the scope of protection of this application.
Claims (11)
1. a kind of integration probe for horizontal wellbore logging characterized by comprising
Probe portion (3), the probe portion (3) are configured with detection sensor (301), and the detection sensor (301) has first
Installation site；
It is bonded control unit (2), the fitting control unit (2) includes ontology (201), driving device (202), control unit (204)
With gravity sensing unit (205), the ontology (201) and the probe portion (3) are affixed, and the integration probe has along horizontal well
The pivot center that extending direction extends, the driving device (202) can drive the integration probe to turn around the pivot center
It is dynamic；
The gravity sensing unit (205) has the second installation site, and second installation site and gravity direction have first
Default angle, first installation site and second installation site are opposing stationary；
The gravity sensing unit (205) is fixedly installed on fitting control unit (2) inside, for detecting second installation
The drift angle in position relative gravity direction, in the case where the drift angle is different with the described first default angle, described control unit
(204) it is driven for controlling the driving device (202) according to the misalignment angle between the drift angle and the first default angle
Moving the integration probe, to rotate up to the drift angle identical as the described first default angle.
2. integration probe according to claim 1, which is characterized in that the first default angle is -10 °~10 °, described
First installation site and gravity direction have the second default angle, and the second default angle is -10 °~10 °.
3. integration probe according to claim 2, which is characterized in that the first default angle is 0；And/or described
Two default angles are 0.
4. integration probe according to claim 1, which is characterized in that the gravity sensing unit (205) is gravity sensitive
Device or gyroscope.
5. integration probe according to claim 1, which is characterized in that the ontology (201) is cylindrical, the ontology
(201) about the pivot center rotational symmetry.
6. integration probe according to claim 1, which is characterized in that the mistake of the ontology (201) and the probe portion (3)
Cross junction smooth transition.
7. integration probe according to claim 1, which is characterized in that the driving device (202) is motor, the motor
Including motor shaft (2021) and power part (2022), the power part (2022) is fixedly installed in the ontology (201), described
Motor shaft (2021) is stretched out from the ontology (201) away from the probe portion (3) side.
8. a kind of well logging apparatus for horizontal wellbore logging, which is characterized in that appoint including transport unit (1) and claim 1-6
Integration probe described in one, the integration probe are detachably connected by the driving device (202) and the transport unit (1)
It connects, the transport unit (1) is able to drive the fitting control unit (2) and the probe portion (3) feeding or recycling, the driving dress
It sets (202) and is able to drive the probe portion (3) and the fitting control unit (2) relative to the transport unit (1) rotation.
9. well logging apparatus according to claim 8, which is characterized in that the driving device (202) is motor, the motor
Including motor shaft (2021) and power part (2022), the power part (2022) is fixedly installed in the ontology (201), described
The motor shaft (2021) of driving device (202) is stretched out from the ontology (201) away from the probe portion (3) side, the driving
Device (202) is connect by the motor shaft (2021) with the transport unit (1), and the power part (2022) can be relatively described
Motor shaft (2021) rotation is to drive the fitting control unit (2) and the probe portion (3) to rotate synchronously.
10. a kind of control method of integration probe is applied to integration probe described in claim 1, which is characterized in that including such as
Lower step:
Detect the drift angle in the first installation site relative gravity direction；
In the case where the drift angle is different with the described first default angle, according to the drift angle and the described first default angle it
Between misalignment angle control the driving device integration probe driven to rotate up to the drift angle and the described first default folder
Angle is identical.
11. control method according to claim 10, which is characterized in that the first default angle is 0；And/or it is described
First installation site and gravity direction have the second default angle, and the second default angle is 0.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910691588.2A CN110318733A (en) | 2019-07-29 | 2019-07-29 | A kind of well logging apparatus, integration probe and its control method for horizontal wellbore logging |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910691588.2A CN110318733A (en) | 2019-07-29 | 2019-07-29 | A kind of well logging apparatus, integration probe and its control method for horizontal wellbore logging |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111810123A (en) * | 2020-07-08 | 2020-10-23 | 神华神东煤炭集团有限责任公司 | Drilling imaging system |
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