CN109899055A - A kind of sector acoustic logging instrument caliberating device and scaling method - Google Patents
A kind of sector acoustic logging instrument caliberating device and scaling method Download PDFInfo
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- CN109899055A CN109899055A CN201910194645.6A CN201910194645A CN109899055A CN 109899055 A CN109899055 A CN 109899055A CN 201910194645 A CN201910194645 A CN 201910194645A CN 109899055 A CN109899055 A CN 109899055A
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- logging instrument
- acoustic logging
- sector acoustic
- sector
- pushing block
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Abstract
The invention belongs to sleeve in oil field borehole logging tool technical fields, propose the caliberating device and a kind of scaling method of sector acoustic logging instrument of a kind of sector acoustic logging instrument, device includes water-tight equipment, standard transmitter, shielding device and slewing, and method of calibration includes sealing, record initial data, starting standard transmitter, rotation and later period operation.Sector acoustic logging instrument can be carried out to adjust using the present apparatus and method and test and demarcate；The blank for not having professional caliberating device and scaling method on well for the problem that sector acoustic logging instrument is filled up, error can not find in time and can eliminate error when avoiding sector acoustic logging instrument use.
Description
Technical field
The invention belongs to sleeve in oil field borehole logging tool technical fields, and in particular to a kind of sector acoustic logging instrument caliberating device and
Scaling method.
Background technique
The cementing feelings of the outer cement gel junction of casing are usually judged in sleeve in oil field borehole logging tool using sector acoustic logging
Condition, ambient density etc. make measuring signal with multiple fan-shaped entire wellbores of covering, pass through set by a signal projector
Sector signals receiving point is reached after managing outer medium, sector signals receiving station usually there are 8 radial poles, is divided into eight covering of the fans and receives letter
Number, 45 ° of ranges of each probe pole covering casing perimeter receive the signal returned by 8 acoustic detection poles, it can be determined that set
The cementing situation of groove and jacket exterior cement around pipe, ambient density etc..This method is not influenced by rapid stratum,
Small problem in cementing is all easy to be found, and can determine that casing and cement sheath, cement sheath and the cementing matter on stratum
Amount, an important feature is to can determine the missing of cement sheath, is the important method for evaluating Cementation Quality.
Sector reception covering of the fan converts voltage signal for the information of acoustic wave received and is sent to control panel, is transported according to conversion
Calculation obtains metrical information；Such logging instrument is not tested through toning when first used, or signal emits during reusing
Device or sector signals receiver are blocked by impurity and ageing equipment all can allow detection data error occur, therefore data measured can
Can not enough precisely, the feedback about logging quality can have error, to oil exploitation work continue carry out bringing hidden danger.
And now and without the effective caliberating device of sector acoustic logging instrument and scaling method is directed to, measurement error is always
It can not rule out.
Technical solution of the present invention
In order to solve the problems, such as do not have now for the effective caliberating device of sector acoustic logging instrument and scaling method, this
Invention proposes following technical scheme:
1, a kind of sector acoustic logging instrument caliberating device, including water-tight equipment, standard transmitter, shielding device and rotation are set
It is standby；The water-tight equipment includes sealing drum, preceding end cover and rear end cover, and the preceding end cover and rear end cover are set
It is placed in sealing drum both ends；Standard transmitter is set to inside water-tight equipment；The shielding device is set to inside sealing drum, including
Pushing equipment and shielding case, pushing equipment are fixed on inside water-tight equipment, and movable end acts on shielding case；The slewing is set
It is placed in outside water-tight equipment, is connect with sector acoustic logging instrument, and sector acoustic logging instrument can be made to be in water-tight equipment
The axial rotation in part.
Preferably, the preceding end cover further includes sector acoustic logging instrument by mouth, and the sector acoustic logging instrument is logical
It crosses before mouth is radially disposed in the middle part of end cover.
It preferably, further include signal sensor, the signal sensor is installed on shielding cover inner surface.
Preferably, preceding end cover and/or rear end cover, which are threadably secured, is installed on sealing drum both ends.
It preferably, further include control panel and outlet hole, control panel is set to outside sealing drum, and outlet hole is set to close
The casing part of sealed tube, the control panel connect standard transmitter and shielding device by passing through the control line of outlet hole.
It preferably, further include blasthole and gas vent, the blasthole is set to the bottom of sealing drum, and gas vent is set to
The top of sealing drum.
Preferably, the slewing includes push rod balladeur train, pushing block push rod, pushing block balladeur train, pushing block and turntable；The pushing block
One end of slide bar can connect pushing block along push rod balladeur train radial motion, the other end；The pushing block balladeur train is vertical with push rod balladeur train to be connect,
It is provided with pushing block sliding groove and pushing block stretches out slot；The pushing block includes sliding bottom, restoring spring and movable block, and sliding bottom is set
It is placed in pushing block sliding groove, is provided with movable block rotation axis, some stretches out slot to the movable block, is on one side promotion
Face, another side are curved-surface structure, and bottom and movable block rotate axis connection, and top leans out pushing block and stretches out slot, one Duan Gu of restoring spring
Due to sliding bottom, the other end acts on movable block；The turntable one side is fixedly connected with sector acoustic logging instrument, is provided with more
A centrosymmetric rotary column, the reception covering of the fan quantity phase of the single receiving point of the quantity and sector acoustic logging instrument of the rotary column
Together；The movable block is in same plane with rotary column in the part stretched out outside slot.
A kind of sector acoustic logging instrument scaling method, comprising the following steps:
1) sector acoustic logging instrument is put to sealing drum, is inserted in outside it identical or similar with cannula structure material
Pipeline seals preceding end cover and rear end cover；
2) pushing equipment pushes the signal projector of shielding case shielding sector acoustic logging instrument, completely sector sound wave after shielding
Tool operation multiple periods record sector acoustic logging instrument received data signal, calculate average value note after excluding error
For B；
3) prepare the standard transmitter that can ideally make the received data-signal S of logging instrument, work as signal detection
When device detects the signal that sector acoustic logging instrument is emitted, while starting standard transmitter and make its synchronous working, this process work
Make multiple periods, record each covering of the fan received data signal of sector acoustic logging instrument, calculating average value is denoted as after excluding error
RS1；
4) start slewing, sector acoustic logging instrument is allowed to rotate in water-tight equipment, rotational angle is sector cement bond logging
Then angle corresponding to the single covering of the fan of well instrument is again started up standard transmitter, the received number of record sector acoustic logging instrument institute
It is believed that number, calculating average value is denoted as RS2 after excluding error；This process works N number of period, obtains data-signal and is denoted as RS3, RS4
Equal N group data-signal；
5) operational formulaObtain average value RS；
6) when sector acoustic logging instrument works normally, according to formula:It is marked after substitution
Quasi- measurement data signals.
Preferably, further include step 1.1) between the step 1) and step 2):
1.1) by blasthole water filling and pressure maintaining, dwell pressure is greater than 1Mpa；
Preferably, the duty cycle of the step 5) is eight or eight or more.
Beneficial effects of the present invention
It is this to seal sector acoustic logging instrument for caliberating device caliberating device designed by the acoustic logging instrument of sector, lead to
Sector acoustic logging instrument can be restored after water in underground work condition, can be verified for sector acoustic logging instrument, simultaneously
Also have the function of error transfer factor, while completely avoiding shielding not comprehensive enough bring verification inaccuracy；This device and method energy
It is enough that the measured value that standard was tested and can be calculated by formula to tune is carried out to sector acoustic logging instrument；It has filled up for sector sound wave
Logging instrument carries out adjusting the blank for testing no special instrument and scaling method on well, misses when avoiding sector acoustic logging instrument use
The problem of difference cannot exclude.
Detailed description of the invention
Fig. 1 is a kind of sectional view of sector acoustic logging instrument caliberating device.
Specific embodiment
Embodiment 1: a kind of sector acoustic logging instrument caliberating device, including water-tight equipment 1, standard transmitter 2, shielding device
3 and slewing；Water-tight equipment 1 includes sealing drum 11, preceding end cover 12 and rear end cover 13, and preceding end cover 12 is with after
End cover 13 is set to 11 both ends of sealing drum；Standard transmitter 2 is set to inside water-tight equipment 1；Shielding device 3 is set to close
It seals inside equipment 1, including pushing equipment 31 and shielding case 32, pushing equipment 31 are fixed on inside water-tight equipment 1, movable end effect
In shielding case 32；Slewing 4 is set to outside water-tight equipment 1, is connect with sector acoustic logging instrument, and can make sector sound wave
Logging instrument is in the part in water-tight equipment and axially rotates.
Embodiment 2: preceding end cover 12 further includes sector acoustic logging instrument by mouth 121, and sector acoustic logging instrument passes through
12 middle part of end cover before mouth 121 is radially disposed at.
Embodiment 3: further including signal sensor 321, and signal sensor is installed on 32 inner surface of shielding case.
Embodiment 4: preceding end cover 13 and/or rear end cover 13 are threadably secured and are installed on 11 both ends of sealing drum.
Embodiment 5: further including control panel 5 and outlet hole 14, and control panel 5 is set to outside sealing drum 11, outlet hole
14 are set to the casing part of sealing drum 11, and control panel 5 connects 2 He of standard transmitter by passing through the control line of outlet hole 14
Shielding device 3.
Embodiment 6: further including blasthole 15 and gas vent 16, and blasthole 15 is set to the bottom of sealing drum 11, gas vent
16 are set to the top of sealing drum 11.
Embodiment 7: slewing includes push rod balladeur train, pushing block push rod, pushing block balladeur train, pushing block and turntable；Pushing block slide bar
One end can connect pushing block along push rod balladeur train radial motion, the other end；Pushing block balladeur train is vertical with push rod balladeur train to be connect, and pushing block is provided with
Sliding groove and pushing block stretch out slot；Pushing block includes sliding bottom, restoring spring and movable block, and sliding bottom is set to pushing block sliding groove
It is interior, it is provided with movable block rotation axis, some stretches out slot to movable block, and on one side to push face, another side is curved-surface structure,
Bottom and movable block rotate axis connection, and top leans out pushing block and stretches out slot, and one section of restoring spring is fixed on sliding bottom, and the other end is made
For movable block；Turntable one side is fixedly connected with sector acoustic logging instrument, is provided with multiple centrosymmetric rotary columns, the number of rotary column
It measures identical as the reception covering of the fan quantity of single receiving point of sector acoustic logging instrument；Movable block is in the part and rotary column stretched out outside slot
In same plane.
Embodiment 8: by taking the verification of eight sector acoustic logging instruments as an example, sector acoustic logging instrument being put to sealing drum 11,
It is inserted in outside it and the consistent pipeline of cannula structure material, the preceding end cover 12 of sealing and rear end cover 13；Preceding sealed end
Lid 12 is provided with sector acoustic logging instrument by mouth 121, so that a part of sector acoustic logging instrument is stretched out water-tight equipment 1, will revolve
Turn equipment 4 to connect with the extension of sector acoustic logging instrument；It is filled the water by blasthole 15, air passes through above water-tight equipment
Gas vent 16 is discharged, and leads to seal vents 16 after full water, is pressurized using booster pump, and pressure stops pressurization when rising to 1.2Mpa,
It opens pressure holding function and keeps pressure；
1) sector acoustic logging instrument is put to sealing drum 11, is inserted in outside it consistent or similar with cannula structure material
Pipeline, seal preceding end cover 12 and rear end cover 13；
2) pushing equipment 31 pushes the signal projector of the shielding sector acoustic logging instrument of shielding case 32, completely sector after shielding
Acoustic logging instrument works multiple periods, records data shown by the acoustic logging instrument of sector, calculates average value note after excluding error
For B；
3) starting transmitting signal is denoted as the standard transmitter of S, when signal sensor 321 detects sector acoustic logging instrument institute
When the signal of transmitting, while starting standard transmitter 2, it is made to launch standard signal, this process works multiple periods, record fan
Area's acoustic logging instrument receives the covering of the fan institute measured data of signal；Data shown by the acoustic logging instrument of sector are recorded, after excluding error
It calculates average value and is denoted as RS1；
4) starting slewing, external connection power equipment makes one end of pushing block push rod in push rod balladeur train to preceding linear motion,
Pushing block balladeur train is vertical with push rod balladeur train to be connect, and push rod is straight-bar structure, when moving along a straight line in push rod balladeur train for one section of push rod,
The other end of push rod drives pushing block to move along a straight line in pushing block balladeur train, and it is straight that the movable block of pushing block, which is in the promotion face stretched out outside slot,
Face, movable block and rotary column are in same plane, and pushing block faces the rotary column movement for driving turntable directly when moving, rotary column drives turntable to turn
Dynamic, acoustic logging instrument rotation in driven by rotary disc sector according to the radius of the sliding length and turntable that calculate design pushing block sliding groove, turns
Column installation site, rotary column is automatically separated with pushing block when turntable being made to have rotated 45 °；Make push rod counter motion with power-equipment at this time,
Pushing block also counter motion, second rotary column, which is in stretch out outside slot with movable block, at this time is partially in a plane, and pushing block is reversed
When moving to second rotary column, second rotary column of curved face contact of movable block, movable block is depressed, turntable have resistance therefore not
Rotation, pushing block is popped up movable block by second rotary column, restoring spring at this time, can carry out next promotion circulation；
Enabling signal is denoted as the standard transmitter of S, records data shown by the acoustic logging instrument of sector, counts after excluding error
It calculates average value and is denoted as RS2；Rotary course works 7 periods, obtains data and is denoted as 7 groups of data such as RS3, RS4；
5) operational formulaObtain average value RS；
6)
Claims (10)
1. a kind of sector acoustic logging instrument caliberating device, it is characterised in that: including water-tight equipment, standard transmitter, shielding device
And slewing；The water-tight equipment includes sealing drum, preceding end cover and rear end cover, the preceding end cover and rear close
Sealing end lid is set to sealing drum both ends；Standard transmitter is set to inside water-tight equipment；The shielding device is set to sealing drum
Inside, including pushing equipment and shielding case, pushing equipment are fixed on inside water-tight equipment, and movable end acts on shielding case；It is described
Slewing is set to outside water-tight equipment, is connect with sector acoustic logging instrument, and sector acoustic logging instrument can be made to be in close
The part sealed in equipment axially rotates.
2. a kind of sector acoustic logging instrument caliberating device as described in claim 1, it is characterised in that: the preceding end cover is also
Including sector acoustic logging instrument by mouth, before the sector acoustic logging instrument is radially disposed at by mouth in the middle part of end cover.
3. a kind of sector acoustic logging instrument caliberating device as described in claim 1, it is characterised in that: further include signal detection
Device, the signal sensor are installed on shielding cover inner surface.
4. a kind of sector acoustic logging instrument caliberating device as described in claim 1, it is characterised in that: preceding end cover and/or
End cover, which is threadably secured, afterwards is installed on sealing drum both ends.
5. a kind of sector acoustic logging instrument caliberating device as described in claim 1, it is characterised in that: further include control panel and
Outlet hole, control panel are set to outside sealing drum, and outlet hole is set to the casing part of sealing drum, and the control panel passes through
Control line across outlet hole connects standard transmitter and shielding device.
6. a kind of sector acoustic logging instrument caliberating device as described in claim 1, it is characterised in that: further include blasthole and row
Stomata, the blasthole are set to the bottom of sealing drum, and gas vent is set to the top of sealing drum.
7. a kind of sector acoustic logging instrument caliberating device as described in claim 1, it is characterised in that: the slewing includes
Push rod balladeur train, pushing block push rod, pushing block balladeur train, pushing block and turntable；One end of the pushing block slide bar can along push rod balladeur train radial motion,
The other end connects pushing block；The pushing block balladeur train is vertical with push rod balladeur train to be connect, and is provided with pushing block sliding groove and pushing block stretches out slot；Institute
Stating pushing block includes sliding bottom, restoring spring and movable block, and sliding bottom is set in pushing block sliding groove, is provided with movable block and turns
Moving axis, some stretches out slot to the movable block, and on one side to push face, another side is curved-surface structure, bottom and movable block
Axis connection is rotated, top leans out pushing block and stretches out slot, and one section of restoring spring is fixed on sliding bottom, and the other end acts on movable block；
The turntable one side is fixedly connected with sector acoustic logging instrument, is provided with multiple centrosymmetric rotary columns, the quantity of the rotary column
It is identical as the reception covering of the fan quantity of single receiving point of sector acoustic logging instrument；The movable block stretch out slot outside part with turn
Column is in same plane.
8. a kind of sector acoustic logging instrument scaling method, which comprises the following steps:
1) sector acoustic logging instrument is put to sealing drum, pipe identical or similar with cannula structure material is inserted in outside it
Road seals preceding end cover and rear end cover；
2) pushing equipment pushes the signal projector of shielding case shielding sector acoustic logging instrument, completely sector acoustic logging after shielding
Instrument works multiple periods, records sector acoustic logging instrument received data signal, and calculating average value is denoted as B after excluding error；
3) prepare the standard transmitter that can ideally make the received data-signal S of logging instrument, when signal sensor is visited
When measuring the signal that sector acoustic logging instrument is emitted, while starting standard transmitter and make its synchronous working, the work of this process is more
A period records each covering of the fan received data signal of sector acoustic logging instrument, and calculating average value is denoted as RS1 after excluding error；
4) start slewing, sector acoustic logging instrument is allowed to rotate in water-tight equipment, rotational angle is sector acoustic logging instrument
Then angle corresponding to single covering of the fan is again started up standard transmitter, record sector acoustic logging instrument received data letter
Number, calculating average value is denoted as RS2 after excluding error；This process works N number of period, obtains data-signal and is denoted as the N group such as RS3, RS4
Data-signal；
5) operational formulaObtain average value RS；
6) when sector acoustic logging instrument works normally, according to formula:Standard is obtained after substitution
Measurement data signals.
9. a kind of sector acoustic logging instrument scaling method according to claim 8, which is characterized in that further include in the step
Rapid 1) the step 1.1) between step 2):
1.1) by blasthole water filling and pressure maintaining, dwell pressure is greater than 1Mpa.
10. a kind of sector acoustic logging instrument scaling method according to claim 8, which is characterized in that the step 5)
Duty cycle is eight or eight or more.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910194645.6A CN109899055A (en) | 2019-03-14 | 2019-03-14 | A kind of sector acoustic logging instrument caliberating device and scaling method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910194645.6A CN109899055A (en) | 2019-03-14 | 2019-03-14 | A kind of sector acoustic logging instrument caliberating device and scaling method |
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| Publication Number | Publication Date |
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| CN109899055A true CN109899055A (en) | 2019-06-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910194645.6A Withdrawn CN109899055A (en) | 2019-03-14 | 2019-03-14 | A kind of sector acoustic logging instrument caliberating device and scaling method |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110541700A (en) * | 2019-09-03 | 2019-12-06 | 中国石油天然气集团有限公司 | Imaging oil reservoir parameter measuring tool |
| CN112081578A (en) * | 2020-09-14 | 2020-12-15 | 中国石油天然气集团有限公司 | Consistency calibration device and method for sector probe of radial acoustic amplitude logging instrument |
| CN112196516A (en) * | 2019-07-08 | 2021-01-08 | 河北环鼎石油设备有限责任公司 | CBL sound wave scale device |
| CN112554866A (en) * | 2020-12-11 | 2021-03-26 | 中国石油天然气集团有限公司 | Calibration device and calibration method for cement density logging instrument |
-
2019
- 2019-03-14 CN CN201910194645.6A patent/CN109899055A/en not_active Withdrawn
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112196516A (en) * | 2019-07-08 | 2021-01-08 | 河北环鼎石油设备有限责任公司 | CBL sound wave scale device |
| CN110541700A (en) * | 2019-09-03 | 2019-12-06 | 中国石油天然气集团有限公司 | Imaging oil reservoir parameter measuring tool |
| CN112081578A (en) * | 2020-09-14 | 2020-12-15 | 中国石油天然气集团有限公司 | Consistency calibration device and method for sector probe of radial acoustic amplitude logging instrument |
| CN112554866A (en) * | 2020-12-11 | 2021-03-26 | 中国石油天然气集团有限公司 | Calibration device and calibration method for cement density logging instrument |
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Application publication date: 20190618 |
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