CN202391405U - Scaling device of MWD (measurement while drilling) apparatus for drilling pressure and torque in petroleum drilling - Google Patents
Scaling device of MWD (measurement while drilling) apparatus for drilling pressure and torque in petroleum drilling Download PDFInfo
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- CN202391405U CN202391405U CN2011202076647U CN201120207664U CN202391405U CN 202391405 U CN202391405 U CN 202391405U CN 2011202076647 U CN2011202076647 U CN 2011202076647U CN 201120207664 U CN201120207664 U CN 201120207664U CN 202391405 U CN202391405 U CN 202391405U
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Abstract
The utility model provides a scaling device of an MWD (measurement while drilling) apparatus for drilling pressure and torque in petroleum drilling. A scale short section is designed into a symmetrical structure; the scale short section is connected with a clamping device by a connector, so that the scale short section is suspended in a hydraulic module and a mechanical module, that is to say,, one end of a base is sequentially provided with a torque generator, a fixed type clamping device, a movable type clamping device and a drilling pressure generator, a guide rail is arranged on the base, the drilling pressure generator and the movable type clamping device are arranged on the guide way, and the scale short section is fixed between the fixed type clamping device and the movable type clamping device by the connector. The scaling device has the advantages that the independent scaling and the joint scaling of the drilling pressure and the torque can be realized; the centration error of the mechanical module of the scaling device can be eliminated; and the influence of the bending torque generated by the gravity and the clamping device on a scaling result can be eliminated.
Description
Technical field:
The utility model relates to a kind of surface calibration facility that in petroleum drilling engineering, is applied to downhole weight on bit moment of torsion measurement while-drilling instrument.
Background technology:
Development along with special process drilling technologies such as directional well, horizontal well, fish-bone well, Multilateral Wells and extended horizontal wells; Drilling failures such as various bit freezings, bury drills, lost cone happen occasionally; Safety to drilling process is had higher requirement; How to control drilling process rationally and effectively; Guarantee drilling process safe, be one of problem of proposing of petroleum drilling engineering technical field in recent years efficiently, the down-hole engineering parameter measure with monitoring technique in real time be prerequisite and the condition that addresses this problem.
For many years, the emphasis of device for subsurface measuring exploitation both at home and abroad be the measurement of geologic parameters such as the formation resistivity directly related, porosity, gamma ray with the oil-gas geology reserves always, the measurement and the control of well track parameters such as relevant hole deviation, orientation, tool face azimuth with how much steerable drilling technology; And less with engineering parameter Research on measuring technique such as drilling safety, the pressure of the drill that drilling efficiency is relevant, moments of torsion, more lack the surface calibration facility of down-hole engineering parameter measuring apparatus.Background of related analysis both at home and abroad is following:
The operating principle of known moment of torsion graduation apparatus is to utilize lever principle, by the arm of force and the size that can increase and decrease the incompatible change moment of torsion of weight group of weight/number of regular length, thus the static scale process of realization torque tester, scale method is simple, practical.
The problem that this graduation apparatus exists is: 1.. can only realize static scale; The dynamic response characteristic of sensor in can't scale change in torque process; And containing in the dynamic response data of sensor broken rock in the down-hole equipment drilling process, vibration, with engineering information such as wall collisions; Have important and practical meanings and researching value, need surface calibration facility that relevant therewith metrical information can be provided; 2.. meter full scale is limited, and in order to increase meter full scale, conventional method is to increase the length of the arm of force and the weight of counterweight, influences the problem of scale precision owing to existing arm of force mechanically deform, and its meter full scale receives certain restriction; 3.. operation inconvenience, the size of a moment of torsion of every change all need artificial increase and decrease counterweight, and not only labour intensity is big, and need a large amount of subsequent use counterweights; 4.. the counterweight weight that causes owing to reasons such as the counterweight burn into are unclean changes also and can produce certain influence to the scale precision.
Do not retrieve at present the patent information of the pressure of the drill graduation apparatus as yet, the device similar with the pressure of the drill graduation apparatus is stretching and the compressive force graduation apparatus of using in the mechanics of materials research.Traditional tension and compression graduation apparatus is the test macro that utilizes counterweight and wire rope to form, through the numerical values recited that calculates tensile stress, compressive stress of counterweight weight and contact area.Its essential characteristic is identical with the moment of torsion graduation apparatus, also exists problem such as meter full scale is limited, operation inconvenience, static scale and can't satisfy the scale requirement of down-hole engineering parameter measuring apparatus.
Because in the actual well drilled process, the pressure of the drill and moment of torsion act on the device for subsurface measuring simultaneously, require graduation apparatus that the scale condition of the pressure of the drill moment of torsion generation effect simultaneously and then the characteristic of testing the DHM-MWD pipe nipple also can be provided.Above-mentioned single graduation apparatus all can't be realized the associating scale of the pressure of the drill moment of torsion, also just can't obtain coupled relation and modification method between the pressure of the drill, the moment of torsion.
The utility model content:
The purpose of the utility model is for downhole weight on bit moment of torsion measurement while-drilling instrument a kind of surface calibration facility to be provided; Accurately controlling the output of the pressure of the drill and moment of torsion acts on by the measurement pipe nipple of scale by certain sound attitude scale rule variation; Under the ground experiment condition, obtain the sound attitude input/output relation of downhole weight on bit moment of torsion measurement while drilling pipe nipple; Obtain the coefficient of coup between the pressure of the drill torque measurement parameter, for the data processing algorithm exploitation of measuring pipe nipple provides basic data.
The composition of the utility model patent comprises: torque generator, bracing frame, fixed clamping device, the pressure of the drill generator, base, hydraulic control module, computer measurement and control module, standard the pressure of the drill table, standard torque table, connector, portable clamping device, measurement short joint.Begin mounting torque generator, fixed clamping device, portable clamping device, the pressure of the drill generator successively from an end of base; Guide rail is installed on the base; The pressure of the drill generator and portable clamping device are installed on the guide rail; Between fixed clamping device and portable clamping device through the fixing scale pipe nipple of connector, the scale pipe nipple be designed to symmetrical structure.Cooperate with connector through fixed clamping device, portable clamping device the scale pipe nipple is suspended in the clamping device; Adapter connector is square joint or six square joints.The scale pipe nipple adopts two symmetrical structures of measuring short joints 24, two standard the pressure of the drill tables 12, two standard torque tables 13 and measuring pipe nipple 11; Perhaps adopt two symmetrical structures of measuring short joints 24, two standard the pressure of the drill tables 12 and measuring pipe nipple 11, perhaps adopt two symmetrical structures of measuring short joints 24, two standard torque tables 13 and measuring pipe nipple 11.The described instrument of the utility model comprises: the hydraulic pressure of graduation apparatus and mechanical module, computer measurement and control module and scale pipe nipple three parts.Wherein: hydraulic pressure and mechanical module are the power source and the executing agencies of graduation apparatus, can export needed the pressure of the drill of scale process and torque value exactly, and can output valve stably be kept one section official hour.The computer measurement and control module is used for accomplishing functions such as scale signals collecting and data, man-machine interaction, the demonstration of scale process, calibration results output, printing.The scale pipe nipple is composed in series by two standard the pressure of the drill tables, two standard torque tables, measurement pipe nipple and connectors.
The characteristic of the utility model is: 1.. the scale pipe nipple is designed to the symmetrical structure of two standard the pressure of the drill tables, two standard torque tables, offsets error of centralization influence through data; 2.. adopt connector to connect scale pipe nipple and fixed clamping device and portable clamping device, the scale pipe nipple is suspended in the hydraulic-mechanic system, eliminated the influence of gravity and moment of flexure calibration results; 3.. through hydraulic control module and computer measurement and control module, make the pressure of the drill torque value dynamic change according to certain rules of output, respectively the pressure of the drill torque measurement characteristic of measuring pipe nipple is carried out independent scale; 4.. under the situation that a parameter is fixed, making another parameter stepping increase and decrease, realize the associating scale of two parameters of the pressure of the drill moment of torsion, is that two coupled relation corrections between the measured parameter provide basic data.5.. simple to operate, meter full scale satisfies the down-hole engineering parameter measurement category of existing brill dish drilling well, downhole motor drilling.
The beneficial effect of the described oil drilling the pressure of the drill of the utility model moment of torsion measurement while-drilling instrument graduation apparatus is: 1.. realize the static scale of the pressure of the drill, two parameters of moment of torsion, accomplish the function of common moment of torsion scale appearance, tension and compression scale appearance two covering devices by a covering device.Act on the scale pipe nipple through machinery and the pressure of the drill, the moment of torsion output valve that hydraulic module produces with certain step change; The computer measurement and control module is through standard of comparison the pressure of the drill table, standard torque table and the pressure of the drill, the torque measurement value of measuring pipe nipple output; Confirm the input/output relation of the pressure of the drill moment of torsion measurement while drilling pipe nipple; And then its measurement characteristics revised, improve the static test precision of measuring pipe nipple; 2.. under the pressure of the drill output valve keeps constant situation, moment of torsion output is changed from small to large or from big to small, the effect of check the pressure of the drill is to the influence size of torque measurement.Conversely, the check torsional interaction is to the influence size of the pressure of the drill measurement.Realize the associating scale of two parameters of the pressure of the drill moment of torsion, confirm coupled relation between two measured signals, for the decoupling algorithm of measurement result provides basic data; 3.. realize the dynamic scale of the pressure of the drill, moment of torsion; The pressure of the drill moment of torsion output valve that produces the certain rule variation through hydraulic pressure and mechanical module acts on the scale pipe nipple; The dynamic characteristic of sensor is tested and analyzed; Explaining for the measurement result of downhole instrument provides foundation, for the timely judgement of final drilling well fault provides the infrastest data.
Below in conjunction with accompanying drawing and embodiment the utility model is further specified.
Description of drawings:
The hydraulic pressure and mechanical module (except the hydraulic control module) sketch map of Fig. 1 oil drilling the pressure of the drill moment of torsion measurement while-drilling instrument graduation apparatus;
The computer measurement and control module diagram of Fig. 2 oil drilling the pressure of the drill moment of torsion measurement while-drilling instrument graduation apparatus;
The hydraulic control module elevation of Fig. 3 oil drilling the pressure of the drill moment of torsion measurement while-drilling instrument graduation apparatus;
The hydraulic control module left view of Fig. 4 oil drilling the pressure of the drill moment of torsion measurement while-drilling instrument graduation apparatus;
1. torque generator 2. bracing frames 3. fixed clamping devices
4. the pressure of the drill generator 5. bases 6. hydraulic control modules
7. computer measurement and control module 8. industrial panel computer 9. data collecting cards
10. data collecting card 11. is measured pipe nipple 12. standard the pressure of the drill tables
13. standard torque table 14. hydraulic operation handle 15. hydraulic pressure retainers
16. hydraulic regulation valve 17. electric operation buttons 18. hydraulic pumps
19. pressure sensor 20. pressure sensors 21. pressure sensors
22. connector 23. portable clamping devices 24. are measured short joint
The specific embodiment:
Combine Figure of description 1, accompanying drawing 2, accompanying drawing 3,4 pairs of the utility model of accompanying drawing further describe at present.
Fig. 1 representes the hydraulic pressure and mechanical module (except the hydraulic control module) sketch map of graduation apparatus, and this module comprises: torque generator 1, bracing frame 2, fixed clamping device 3, the pressure of the drill generator 4, base 5, measurement pipe nipple 11, standard the pressure of the drill table 12, standard torque table 13, connector 22, portable clamping device 23, measurement short joint 24.
Standard the pressure of the drill table 12, standard torque table 13 provide and put on the pressure of the drill moment of torsion standard value of measuring pipe nipple 11 among Fig. 1, measure the measured value of pipe nipple output the pressure of the drill moment of torsion; Standard the pressure of the drill table and standard torque table can have multiple compound mode, satisfying different scale needs, as: when carrying out the pressure of the drill or moment of torsion scale separately, adopt the connected mode of a pair of the pressure of the drill or moment of torsion standard scale.Connector 22 guarantees that the scale pipe nipple can be suspended in the graduation apparatus, rather than relies on the frictional force that clamps to apply torsional interaction, can eliminate the error that causes that misaligns owing to fixed clamping device 3 and portable clamping device 23 to a certain extent; Adapter connector 22 can be designed to various ways, as: square joint or six square joints guarantee that the transmission of moment of torsion is connected with convenient.In addition, in order to eliminate the error of centralization influence of fixed clamping device 3 and portable clamping device 23, adopted the symmetrical structure of two standard the pressure of the drill tables, two standard torque tables.Two covers are by connector 22, standard the pressure of the drill table 12, standard torque table 13 external member together that is permanently connected, through changing different measurement short joints 24 to adapt to the measurement pipe nipple of different size.
Fig. 2 representes the detailed composition of the computer measurement and control module 7 of graduation apparatus.Wherein: data acquisition is accomplished through industrial panel computer 8, data collecting card 9, data collecting card 10, and image data is from pressure sensor 19, pressure sensor 20, pressure sensor 21, standard torque table 13, standard the pressure of the drill table 12 and measure pipe nipple 11.Data collecting card 9 is used for gathering total hydraulic pressure, output torque hydraulic pressure, output the pressure of the drill hydraulic pressure signal of the hydraulic module that three pressure sensors 19, pressure sensor 20, pressure sensor 21 measure; Whether the progress of work of being judged calibration system by industrial panel computer 8 is reasonable, and provides corresponding prompt; Data collecting card 10 is used for gathering the output signal of standard the pressure of the drill table 12, standard torque table 13 and measurement pipe nipple 11, carries out follow-up calibration data by industrial panel computer 8 and handles.Different with required precision because of gathering purpose, data collecting card 9 has different acquisition rates and acquisition precision with data collecting card 10.
Fig. 3 representes hydraulic control module 6 elevations of graduation apparatus, in the real system hydraulic control module 6 and computer measurement and control module 7 is integrated in the switch board.Hydraulic control module 6 comprises hydraulic operation handle 14, hydraulic pressure retainer 15, hydraulic regulation valve 16, electric operation button 17.
The left view of Fig. 4 presentation graphs 3 hydraulic control modules 6 except that hydraulic pump 18, also comprises the hydraulic operation handle 14, the hydraulic regulation valve 16 that occur among Fig. 3.
Among Fig. 3 and Fig. 4, energy accumulation type hydraulic retainer 15 can keep exporting hydraulic pressure signal and stablize constantly for a long time, and the hydraulic pressure signal that digital hydraulic control valve 16 can accurately be controlled its output connects even variation in the gamut scope.Cooperate the output that realizes different the pressure of the drill, different moments of torsion through 18 work of electric operation button 17 primer fluid press pumps, through the operation between hydraulic operation handle 14, hydraulic pressure retainer 15, the hydraulic regulation valve 16.
The scale scheme of graduation apparatus is: in the graduation apparatus course of work, the measurement pipe nipple 11 among Fig. 1, standard the pressure of the drill table 12 and standard torque table 13 connect into an integral body through connector 22, measurement short joint 24; Be suspended in the graduation apparatus by the fixed clamping device 3 of hydraulic control module 6 control charts 1 of Fig. 2, measurement pipe nipple 11, standard the pressure of the drill table 12 and standard torque table 13 integral body that portable clamping device 23 will connect, support by bracing frame 2; The torque generator 1 that passes through hydraulic operation handle 14 control charts 1 of Fig. 3 then produces the pressure of the drill generator 4 generation the pressure of the drill outputs of moment of torsion output, control chart 1, exports signals for two and all acts on scale pipe nipple 11; The scale process is judged/instructed to the computer measurement and control module 7 of Fig. 2 according to scale method and scale conditional request, through the collection of 9 pairs of total hydraulic pressure of data collecting card, torque hydraulic, the pressure of the drill hydraulic pressure signal; Gather standard torque table 13, standard the pressure of the drill table 12 respectively and measure the output signal of pipe nipple 11 through data collecting card 10, through the processing of acquired signal being obtained to measure the dynamic and static weighing characteristic of pipe nipple; In order to make graduation apparatus can adapt to the measurement pipe nipple of different length, portable clamping device 23, the pressure of the drill generator 4 all design have on base, carry out laterally moving, the function of locking.
The scale pipe nipple comprises that two are measured short joints 24, two standard the pressure of the drill tables 12, two standard torque tables 13 and measure pipe nipple 11; With scale pipe nipple 11 is the center, measures short joint 24, two standard the pressure of the drill tables 12, two standard torque table 13 symmetries for two and installs.
In a word, under the control of Fig. 3, Fig. 4 hydraulic control module 6, the torque generator 1 of graduation apparatus, the pressure of the drill generator 4 can be exported the pressure of the drill, the torque value that satisfies the required precision of downhole instrument scale among Fig. 1; The computer measurement and control module 7 of Fig. 2 except the output signal of realizing exact acquisition Fig. 1 standard the pressure of the drill table 12, standard torque table 13, measure the output signal of pipe nipple 11; Need accomplish also that the scale signal is handled, the pressure of the drill moment of torsion coupled relation task such as confirm, and accomplish software functions such as starting, stop, carrying out in proper order the scale process through man-machine interaction.The two large divisions coordinates control and accomplishes functions such as the dismounting of a needed measurement pipe nipple of full scale process, loading, stable, unloading, man-machine interaction.
The pressure of the drill, torque value that whole graduation apparatus changes through hydraulic pressure and mechanical module, hydraulic control module 6 outputs according to certain rules act on to be measured on the pipe nipple; Through the output signal of 7 collections of computer measurement and control module, processing standard the pressure of the drill table 12, standard torque table 13 and measurement pipe nipple 11, obtain the input-output characteristic of downhole weight on bit torque measurement pipe nipple 11; Auxiliary total hydraulic pressure, torque hydraulic, the pressure of the drill hydraulic pressure signal of gathering hydraulic system carries out the scale process and judges, under scale method instructs, accomplishes whole scale processes.
Claims (3)
1. the graduation apparatus of oil drilling the pressure of the drill moment of torsion measurement while-drilling instrument; This device comprises: torque generator (1), bracing frame (2), fixed clamping device (3), the pressure of the drill generator (4), base (5), hydraulic control module (6), computer measurement and control module (7), standard the pressure of the drill table (12), standard torque table (13), connector (22), portable clamping device (23), measurement short joint (24); It is characterized in that: begin mounting torque generator (1), fixed clamping device (3), portable clamping device (23), the pressure of the drill generator (4) successively from an end of base (5); Base is equipped with guide rail on (5); The pressure of the drill generator (4) and portable clamping device (23) are installed on the guide rail; Between fixed clamping device (3) and portable clamping device (23) through the fixing scale pipe nipple of connector (22), the scale pipe nipple be designed to symmetrical structure.
2. the graduation apparatus of oil drilling the pressure of the drill moment of torsion measurement while-drilling instrument according to claim 1 is characterized in that: fixed clamping device (3), portable clamping device (23) cooperate with connector (22) is suspended in the clamping device scale pipe nipple; Adapter connector (22) is square joint or six square joints.
3. the graduation apparatus of oil drilling the pressure of the drill moment of torsion measurement while-drilling instrument according to claim 1; It is characterized in that: the scale pipe nipple adopts two symmetrical structures of measuring short joint (24), two standard the pressure of the drill tables (12), two standard torque tables (13) and measuring pipe nipple (11); Perhaps adopt two symmetrical structures of measuring short joint (24), two standard the pressure of the drill tables (12) and measuring pipe nipple (11), perhaps adopt two symmetrical structures of measuring short joint (24), two standard torque tables (13) and measuring pipe nipple (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202076647U CN202391405U (en) | 2011-06-20 | 2011-06-20 | Scaling device of MWD (measurement while drilling) apparatus for drilling pressure and torque in petroleum drilling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202076647U CN202391405U (en) | 2011-06-20 | 2011-06-20 | Scaling device of MWD (measurement while drilling) apparatus for drilling pressure and torque in petroleum drilling |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202391405U true CN202391405U (en) | 2012-08-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011202076647U Expired - Lifetime CN202391405U (en) | 2011-06-20 | 2011-06-20 | Scaling device of MWD (measurement while drilling) apparatus for drilling pressure and torque in petroleum drilling |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202391405U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107288628A (en) * | 2017-07-11 | 2017-10-24 | 中石化石油工程技术服务有限公司 | One kind is with brill gamma imager simulation test self-con-tained unit |
| CN114017012A (en) * | 2021-10-29 | 2022-02-08 | 中国石油天然气集团有限公司 | Calibration device for underground bit pressure torque measurement nipple |
-
2011
- 2011-06-20 CN CN2011202076647U patent/CN202391405U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107288628A (en) * | 2017-07-11 | 2017-10-24 | 中石化石油工程技术服务有限公司 | One kind is with brill gamma imager simulation test self-con-tained unit |
| CN107288628B (en) * | 2017-07-11 | 2024-04-05 | 中国石油化工集团有限公司 | Simulation test automatic control device of gamma imaging instrument while drilling |
| CN114017012A (en) * | 2021-10-29 | 2022-02-08 | 中国石油天然气集团有限公司 | Calibration device for underground bit pressure torque measurement nipple |
| CN114017012B (en) * | 2021-10-29 | 2022-08-23 | 中国石油天然气集团有限公司 | Calibration device for underground bit pressure torque measurement nipple |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120822 |