CN204677188U - Not by the down-hole top of fish image-forming detecting system of pit shaft medium influence - Google Patents
Not by the down-hole top of fish image-forming detecting system of pit shaft medium influence Download PDFInfo
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- CN204677188U CN204677188U CN201520346676.6U CN201520346676U CN204677188U CN 204677188 U CN204677188 U CN 204677188U CN 201520346676 U CN201520346676 U CN 201520346676U CN 204677188 U CN204677188 U CN 204677188U
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Abstract
Not by the down-hole top of fish image-forming detecting system of pit shaft medium influence, belong to oil drilling workover treatment engineering technical field.The weak points such as the efficiency for existing well workover pattern is low, propose a kind of not by the down-hole top of fish image-forming detecting system of pit shaft medium influence, this system comprises down-hole top of fish imaging detection device and down-hole top of fish imaging interpretation software.Utilize Electromagnetic heating technology to gather comprehensively down-hole fish top of fish status information, transform by checkout equipment, gained signal, after the graceful code said shank of digitlization, is sent to ground receiver and carries out the process such as decoding matching; To the data after hardware handles, software first carries out wavelet information extraction and carries out the process such as edge blurry again, finally presents top of fish image comprehensively and clearly.The utility model makes to judge that more accurately improve efficiency of construction, change Conventional wisdom judgment model, to the development of oil drilling well workover technology, tool is of great significance to top of fish shape; And structure simple, be easy to use.
Description
Technical field
The utility model relates to oil and gas exploitation engineering, drilling well workover treatment engineering technical field, particularly relates to not by the down-hole top of fish image-forming detecting system of pit shaft medium influence.
Background technology
At present, along with the development of drilling and production technology, especially deep-well, horizontal well, inclined shaft and ultradeep well are obtained for fast development, but in mining operations, trouble of lost tool in hole (i.e. fish) phenomenon is day by day serious: fractureing of such as various power tool and drilling tool comes off, the cracking of R a T comes off etc., the frequent generation of this down-hole fish phenomenon, hinder drilling well workover treatment and directly affect normal production, therefore fishing must be implemented, but the judgement to fish state and top of fish form is depended in the success or not of salvaging.Current judgement fish top of fish mainly still relies on original method: TV hawkeye and beat lead stamp.Because causing pit shaft medium (as greasy dirt, water and silt etc.) requirement harshness, result is undesirable to be eliminated TV hawkeye gradually; Beat the truth that lead stamp accurately can not reflect top of fish, the experience completely with technician analyzes judgement.
In Specific construction, situation about usually reflecting because of lead stamp is comprehensive, causes engineers and technicians can not grasp the situation of fish timely and accurately, operating efficiency is reduced, extends construction period, add construction cost; Especially, when processing the fish of some complexity, the generation of the serious accidents such as top of fish destroys, pernicious bit freezing, even oil-water well are scrapped often is caused because of error in judgement.
Summary of the invention
The utility model object judges a difficult problem to effectively solve complicated fish top of fish in above-mentioned drilling well workover treatment, proposes a kind of not by the down-hole top of fish image-forming detecting system of pit shaft medium influence.This not by the Electromagnetic heating technology that the down-hole top of fish image-forming detecting system of pit shaft medium influence is by electromagnetic pulse eddy current and Magnetic Memory technology set, make top of fish imaging basis signal more abundant perfect, accurately; And simple by pit shaft medium influence, structure, be easy to use.
The utility model is realized by following technical solution.
What the utility model provided does not comprise by the down-hole top of fish image-forming detecting system of pit shaft medium influence:
Down-hole top of fish imaging detection device, Electromagnetic heating technology is utilized to be responsible for gathering comprehensively down-hole fish top of fish status information, transforming by descending parts, after central processing unit for processing, gained signal is after digitlization Manchester code II is encoded, be sent to ground receiver, upstream plant carry out decoding according to relevant parameter again, revise, the process such as comb filtering matching;
Down-hole top of fish imaging interpretation software, to the data after hardware handles, first carry out wavelet information extraction, carry out the process such as edge blurry again, obtain magnetic memory signal mapping result and electromagnetic pulse eddy current signal inverted image result, finally by the first result interface and the second result interface matching, present top of fish image comprehensively and clearly.
Described down-hole top of fish imaging detection device specifically also comprises:
The descending parts be made up of protective unit, driving mechanism unit, scanning group and microprocessing unit, descending parts not only can adapt to down-hole complex environment, but also can gather fish top of fish information from the comprehensive scanning of multi-angle; Refinement is decomposed as follows: protective unit is made up of (can add angle sensor separately according to need) pop one's head in crashproof umbrella shield and upper and lower centralizer; Scanning group and microprocessing unit are made up of preposition micro-processed group, Magnetic Memory array group, electromagnetic pulse eddy current array group, bearing unit; Driving mechanism unit is made up of pan rotator and stretching device;
Signal transacting and delivery unit mainly complete and receive described top of fish sweep signal, and carry out conditioning correction, conversion, computing, buffer memory storage and coded treatment to this signal, are resent to ground installation afterwards;
Up ground installation unit has been responsible for data decoding, comb filtering, matching etc., and to functions such as descending control command codes.
Described down-hole top of fish imaging interpretation software specifically also comprises:
Data software processing unit adopts Finite Element, namely to extract true value information with wavelet transformation basic function and uses fuzzy theory facture to process micro-rim condition information;
Data message after process is first through two-dimensional transform and polar coordinate model (namely showing configuration module unit); The hole diameter 360 degree parameter on the spot of module is set in conjunction with polar coordinates rotation reference and hole diameter coupling again, combines first and second interface configuration; Finally present fish top of fish image comprehensively and clearly in analog imaging unit 3D pattern.
The beneficial effect of the technical scheme that the utility model provides is:
The utility model belongs to new approaches, new technology, the new method in top of fish judgment technology field in oil drilling workover treatment; Imaging system adopts Electromagnetic heating technology, can accomplish mutually to map checking, and not by pit shaft medium influence, analog imaging is safe and reliable, make to judge more accurately, to improve efficiency of construction, change Conventional wisdom judgment model to top of fish shape, to the development of oil drilling well workover technology, tool is of great significance.
Main feature of the present utility model:
1, utilization Electromagnetic heating technology to analyze detects, and basis signal is abundant, analog imaging precision is high;
2, native system is not by pit shaft medium influence, changes traditional drilling well well workover pattern;
3, concrete scanning pickup arm absolute construction, noise control, anti-sticking ability are strong; Adapt to hole diameter in extensive range;
4, structure is simple, easy to use and maintenance.
Accompanying drawing explanation
Fig. 1 is that the utility model is not by the structural representation of the down-hole top of fish image-forming detecting system of pit shaft medium influence.
Fig. 2 is scanning pickup arm part-structure schematic diagram.
Detailed description of the invention
In order to make the purpose of this utility model, technical scheme and advantage clearly, below in conjunction with accompanying drawing, detailed description is further done to the utility model detailed description of the invention:
Present embodiments provide a kind of not by the down-hole top of fish image-forming detecting system of pit shaft medium influence.
See Fig. 1, this system carrys out Scanning Detction by Electromagnetic heating technology and PID Closed loop Control, and combinative prevention and driving, signal transacting and transmission and explain that software section realizes the integrated picture that is detected as.Mainly comprise down-hole top of fish imaging detection device and down-hole top of fish imaging interpretation software, wherein top of fish imaging detection device in down-hole comprises: protection and driving mechanism unit, scanning group and microprocessing unit, signal transacting and delivery unit and up ground installation unit.Described protection and driving mechanism unit comprise: pop one's head in crashproof umbrella shield 02 and upper and lower centralizer 03, and pan rotator 06 and stretching device 07, can add angle sensor separately according to the complexity of actual pit shaft in descending process; Described scanning group and microprocessing unit comprise: preposition micro-processed group 08, Magnetic Memory array group 04, electromagnetic pulse eddy current array group 05, bearing unit 01; Described signal transacting and delivery unit comprise: mould/number device digitlization 10, flush bonding processor 09, nurse one's health buffer memory transceiver module 11, Manchester code II uploading unit 12.
Described down-hole top of fish imaging detection device running also comprises utilization PID Closed loop Control: in descending process, arrive 1/2 place of target, 1/3 place, 1/4 place first gathers three-in-one reference signal, when arriving target place, to be popped one's head according to angle sensor by flush bonding processor 09 feedback signal of crashproof umbrella shield 02, control rotating speed and the direction of pan rotator 06, and the position of telescopic type scan arm group 26 is determined by bearing unit 01, adjust direction and the position of stretching device 07 according to the feedback signal of lower centralizer 03 simultaneously, when reaching predefined parameter, stretching device 07 stretches and uply to draw close, array group 04 ~ 05 auto-extending launches, pan rotator 06 rotates and utilizes the Magnetic Memory array group 04 of stretching out and electromagnetic pulse eddy current array group 05 pair of fish top of fish to carry out alternately rotation sweep, and gather top of fish information comprehensively.Preposition micro-processed group 08 serves the effect of being bi-directionally connected, and is namely responsible for protection and the state information collection of driving mechanism unit, command assignment and the function such as preposition bandpass filtering, conditioning amplification to collection signal; Advance signal after amplification after the conversion of multichannel mould/number device digitlization 10, by flush bonding processor 09 plan as a whole to conditioning buffer memory transceiver module 11 carry out arranging, buffer memory carries out coding in order to Manchester code II uploading unit 12 and uploads.Conditioning buffer memory transceiver module 11 and Manchester code II uploading unit 12 are two-way operation groups, primary responsibility down-hole Magnetic Memory array group 04 signal and electromagnetic pulse eddy current array group 05 signal upload and ground in the face of the transmission of descending all parts control instruction.Described up ground installation unit comprises up ground receiving equipment 14, control command code 15, decoding correction comb filtering matching 13, this unit is decoded according to relevant parameter to the graceful coded signal received, is revised the process such as comb filtering matching, control instruction is carried out graceful code coded treatment simultaneously and runs in order to descending parts.
Described wherein down-hole top of fish imaging detection device is specific to scan driving mechanism unit: design improves detection probe string regulating device, namely by be in transmission connection pan rotator 06 and stretching device 07(containing telescopic type scan arm group 26) form; Be alternately arranged into dispersion shape see Fig. 2 telescopic type scan arm group by Magnetic Memory array group 04 and electromagnetic pulse eddy current array group 05 and scan pickup arm, its advantage feature is: 1., scan pickup arm absolute construction, noise control, anti-sticking ability are stronger; 2., imaging basic point is constant, but the well logging footpath scope adapted to is more extensive.
Described wherein down-hole top of fish imaging interpretation software comprises: data software processing unit 16, display configuration module unit 18 and analog imaging unit.Software interpretation is carried out to the data after hardware handles, the true value information first using wavelet transformation basic function 17 pairs of data is extracted, the data message extracted first converts through two peacekeeping polar coordinate models (namely showing configuration module unit 18), obtain magnetic memory signal mapping result 21 and electromagnetic pulse eddy current signal inverted image 22, and introduce polar coordinates rotation reference and hole diameter coupling arranges the hole diameter 360 degree parameter on the spot of module 19, recycling fuzzy theory facture 20 processes the rim condition information of the first result Magnetic Memory mapping and the second result electromagnetic pulse eddy current inverted image mapping interface, finally by the first result interface and the second result interface matching, present fish top of fish analog imaging 23 image comprehensively and clearly.
Above-mentioned embodiment only for technical conceive of the present utility model, feature and result of use are described, its object is to allow the people being familiar with this technology can understand content of the present utility model and give enforcement.Every improvement carried out on the basis of technical solutions of the utility model and equal conversion, all should not get rid of outside protection domain of the present utility model.
Claims (6)
1., not by the down-hole top of fish image-forming detecting system of pit shaft medium influence, it comprises: descending component unit, descending CPU, delivery unit, up ground receiving equipment, data software processing unit, and imaging interpretation software unit; It is characterized in that described descending component unit comprises: crashproof umbrella shield, up and down centralizer, bearing unit, pan rotator, stretching device, Magnetic Memory array group, electromagnetic pulse eddy current array group; Described crashproof umbrella shield and upper and lower centralizer, and the input of bearing unit is connected with the flush bonding processor output of descending CPU, the output of Magnetic Memory array group and electromagnetic pulse eddy current array group, after preposition micro-processed group and mould/number device digitlization of descending CPU, is connected with the input of the flush bonding processor of descending CPU respectively.
2. according to claim 1 not by the down-hole top of fish image-forming detecting system of pit shaft medium influence, it is characterized in that, the conditioning buffer memory transceiver module of described descending CPU is bi-directionally connected with flush bonding processor and delivery unit respectively.
3. according to claim 1 not by the down-hole top of fish image-forming detecting system of pit shaft medium influence, it is characterized in that, described delivery unit is bi-directionally connected primarily of Manchester code II uploading unit and up ground receiving equipment.
4. the down-hole top of fish image-forming detecting system not being subject to pit shaft medium influence according to claim 1, is characterized in that, the output of described up ground receiving equipment is revised comb filtering fitting module through decoding and is connected with the input of data software processing unit; And the output of data software processing unit is connected through the input of control command code module with up ground receiving equipment.
5. according to claim 1 not by the down-hole top of fish image-forming detecting system of pit shaft medium influence, it is characterized in that, the output of described data software processing unit is connected with imaging interpretation software unit input; Described imaging interpretation software unit comprises further: wavelet transformation basic function, display configuration module, fuzzy theory facture module, hole diameter coupling arrange module, and be connected with magnetic memory signal mapping result with electromagnetic pulse eddy current signal inverted image, and its analog imaging is shown.
6. according to claim 1 not by the down-hole top of fish image-forming detecting system of pit shaft medium influence, it is characterized in that, the described stretching device specific to descending component unit is alternately arranged into dispersion shape by Magnetic Memory array group and electromagnetic pulse eddy current array group to scan pickup arm.
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| CN201520346676.6U CN204677188U (en) | 2015-05-27 | 2015-05-27 | Not by the down-hole top of fish image-forming detecting system of pit shaft medium influence |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108717080A (en) * | 2018-08-13 | 2018-10-30 | 南智（重庆）能源技术有限公司 | Wellhead assembly and the detection of station process test and evaluation management system |
| CN111911136A (en) * | 2020-07-30 | 2020-11-10 | 中国石油天然气股份有限公司 | Fish top detection imaging method and device based on mechanical array probe |
| CN112293352A (en) * | 2020-11-10 | 2021-02-02 | 南通大学 | Detection device for biological antenna sensing mechanism research |
-
2015
- 2015-05-27 CN CN201520346676.6U patent/CN204677188U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108717080A (en) * | 2018-08-13 | 2018-10-30 | 南智（重庆）能源技术有限公司 | Wellhead assembly and the detection of station process test and evaluation management system |
| CN111911136A (en) * | 2020-07-30 | 2020-11-10 | 中国石油天然气股份有限公司 | Fish top detection imaging method and device based on mechanical array probe |
| CN111911136B (en) * | 2020-07-30 | 2022-04-26 | 中国石油天然气股份有限公司 | Fish top detection imaging method and device based on mechanical array probe |
| CN112293352A (en) * | 2020-11-10 | 2021-02-02 | 南通大学 | Detection device for biological antenna sensing mechanism research |
| CN112293352B (en) * | 2020-11-10 | 2022-02-01 | 南通大学 | Detection device for biological antenna sensing mechanism research |
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