CN207673329U - A kind of electric imaging logging image enhancement display processing system - Google Patents
A kind of electric imaging logging image enhancement display processing system Download PDFInfo
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- CN207673329U CN207673329U CN201721635965.3U CN201721635965U CN207673329U CN 207673329 U CN207673329 U CN 207673329U CN 201721635965 U CN201721635965 U CN 201721635965U CN 207673329 U CN207673329 U CN 207673329U
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Abstract
The utility model discloses a kind of electric imaging logging image enhancement display processing systems, including sequentially connected Electrical imaging data measurement module, electricity button data depth alignment module, bad data detection and rejecting module；Data balancing processing module, PALM data processing modules (PALM:Phase Activation Localization Microscopy, phase battle array excitation positioning microtechnic) and data imaging Display processing module.The image obtained by the system can effectively eliminate the influence that the factors such as mud gap and mud cake generate imaging measurement, effectively improve the clarity and resolution ratio of imaging logging image.
Description
Technical field
The utility model is related to oil field development technical field, more particularly to Electrical imaging under a kind of water base or oil-base mud environment
Well logging image enhancement display processing system.
Background technology
Data are not processed into log by electric imaging logging data, and data are directly become reflection geological phenomenon
Visual image, can more intuitively reflect that geologic feature, application are easier.Electric imaging logging has very high longitudinal resolution
Rate, can continuously disclose the detailed features of well bore face rock texture, and have directionality, have can Accurate Analysis stratum incline
The ability at angle, orientation and ground interlayer contact relationship.Imaging logging refers to using sensor array scanning survey or rotation in underground
Scanning survey, along wellbore, longitudinal, circumferential direction or radial a large amount of acquisition formation informations, pass through image processing techniques after being transferred on well
The electrical property feature image of the borehole wall is obtained, it is existing in detail, in depth to understand subsurface geology by the research to image information
As and feature.
For the market share of electric imaging logging just in rapid growth, research and development electric imaging logging equipment is that well logging service is with market
The important pushing factor being oriented to.Electric imaging logging technology and service market are in the world substantially by three big geophysical service companies
(Schlumberger, Halliburton, Baker-Hughes) is controlled, this three Jia Youfu company can provide for oily company
Electric imaging logging service.
Currently, oil-base mud electric imaging logging instrument has been essential measuring device for key well, foreign countries are
More mature electric imaging logging instrument is developed, but there are technical barriers, only provide service without providing product.
In terms of electric imaging logging treatment technology, since there are mud between practical logging Instrumental button electrode and the borehole wall
Gap or mud cake are starched, this can weaken sensing capability of the instrument to stratigraphic grain feature, reduce measuring signal to stratum characteristic
Resolution capability, to reduce the resolution ratio and clarity of image.
Utility model content
In order to solve this problem, technical solution adopted in the utility model is：A kind of electric imaging logging image enhancement
Display processing system, including data imaging display module, are also associated with PALM data processings before data imaging display module
Module, wherein PALM are defined as：Phase Activation Localization Microscopy, the excitation positioning of phase battle array are micro-
Technology；It specifically includes：
1) feature enhances coefficient matrix generation module, enhances coefficient matrix for generating feature, the feature enhances coefficient
Matrix is M × N rank matrixes, wherein M>1, N>1 and M, N be odd number；
2) correction process module, including：
Current point chooses module, for the selected point for needing to be corrected processing, also referred to as current point；
Choose module in rectangular array region：Module is chosen with the current point to connect, and enables the current point and the feature
Enhance coefficient matrix in (M+1)/2 row, (N+1)/2 row coefficient correspond to, with around the current point include its own
Interior multiple data points are constituted enhances the matched rectangular array region of coefficient matrix with the feature, makes the feature enhancing coefficient
Coefficient in matrix is corresponded with the data point in the rectangular array region；
Correct computing module：Module is chosen with the rectangular array region to connect, and coefficient matrix is enhanced according to the feature
Processing is corrected to the current point.
Further, the feature enhancing coefficient matrix meets following condition：1. the sum of all coefficients are 1；2. described work as
The coefficient of preceding point has to be larger than 0, and the coefficient of the point in addition to current point is necessarily less than 0；3. the absolute value for the coefficient value each put
Size must be inversely proportional at a distance from away from current point, i.e., apart from current point distance its bigger coefficient value absolute value it is smaller.
Further, further include the coefficient matrix generation module of deformation in the feature enhancing coefficient matrix generation module,
Coefficient matrix for generating deformation；Wherein, the coefficient matrix deformed used by left hand edge data processing is increased by the feature
(N+1)/2 row to Nth column coefficient is constituted in strong coefficient matrix, and remaining coefficient is enlarged into original 2 in addition to (N+1)/2 is arranged
Times；The coefficient matrix deformed used by right hand edge data processing is by the 1st row in feature enhancing coefficient matrix to (N+
1)/2 row coefficient is constituted, and remaining coefficient is enlarged into original 2 times in addition to (N+1)/2 is arranged.
Further, the feature enhancing coefficient matrix generation module obtains adjacent measurement button cross also according to instrument type
The coefficient of the data point adjacent with the current point emulated to distance values and instrument forward modeling generates feature enhancing system
Coefficient in matrix number.
Further, the correction process is specially：It is multiplied by using the measured value of data point in the rectangular array region
Feature enhances the coefficient corresponding to the data point in coefficient matrix, then can be obtained current point calibration to the addition of the value of each point
Value afterwards.
Further, before the step PALM data modules, further include sequentially connected Electrical imaging data measurement module,
Electricity button data depth alignment module, bad data detection and rejecting module and data equalization processing module.
The beneficial effects of the utility model are：Enhance coefficient matrix by feature to handle imaging data, Ke Yixian
The resolution ratio and clarity for improving image are write, effectively reduces the factors such as mud gap, mud cake to measuring the influence generated.
Description of the drawings
Detailed description by reference to the attached drawing provided, the advantage of the utility model will be stated more clear
Chu.
Fig. 1 shows the systems of the utility model embodiment Electrical imaging data processing.
Fig. 2 indicates the schematic diagram of the instrument practical logging environment of the utility model embodiment.
Fig. 3 indicates the appearance of the utility model embodiment apparatus measures pole plate.
Fig. 4 indicates the feature used when carrying out data processing in the utility model embodiment enhancing coefficient matrix.
Fig. 5 indicates deformed coefficient matrix used by pole plate left hand edge data processing.
Fig. 6 indicates deformed coefficient matrix used by pole plate right hand edge data processing.
Fig. 7 indicates the feature enhancing coefficient matrix (horizontal direction) on a dimension direction of the utility model embodiment
The curve graph of multigroup coefficient value.
Fig. 8 shows the Electrical imaging images handled by the utility model embodiment the method to pass through this reality with no
With the comparison for the Electrical imaging image that novel the method is handled.
Specific implementation mode
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing and implementation
Example, the present invention will be further described in detail.It should be appreciated that specific embodiment described herein is only used to explain
The utility model is not used to limit the utility model.
It is the system of the utility model embodiment Electrical imaging data processing as shown in Figure 1.Including Electrical imaging DATA REASONING mould
Block 101 obtains up-to-standard electric imaging logging data by instrument well logging；Electricity button data depth alignment module 102；Bad data
Detection and rejecting module 103；Data balancing processing module 104；PALM data processing modules 105, PALM is defined as:Phase
Activation Localization Microscopy, phase battle array excitation positioning microtechnic；Data imaging display module.
The schematic diagram of the utility model embodiment instrument practical logging environment and appearance such as Fig. 2 and 3 of apparatus measures pole plate
Shown, instrument is connected comprising multiple measuring pads, measuring pad and apparatus subject by instrument arm.Due to the borehole wall when practical measurement
Scrambling and mud presence, certainly exist gap between measuring pad and the borehole wall, the presence in gap can be generated to measuring
It influences, prevents measurement data from accurately sensitively reflecting the true electrical property feature on stratum.Apparatus measures pole plate includes measuring button
Electrode 1 is detained, at the formal distribution of array on pole plate, a general instrument there are multiple identical measuring pads, is pressed between pole plate
The circumferential 360 degree of ranges of instrument are distributed according to certain angle, so the pole plate imaging data that Electrical imaging instrument measures is two-dimensional array
Data.Further include insulator 2, plays the role of dividing bucking electrode and emission electrode；Bucking electrode 3 plays emission electrode and focuses
Effect；Pole plate body 4 plays carrying to each electrode；Return electrode 5 plays the role of current reflux.
PALM data processing modules further include specifically：
Feature enhances coefficient matrix generation module, and 5 × 5 level matrix numbers, coefficient matrix distribution are generated in the present embodiment
As shown in figure 4, it is the point for needing to be corrected processing, also referred to as current point, rectangle battle array that current point, which chooses module to choose intermediate point A,
Column region, which chooses module and chooses the point calibration and handle, to be needed to use around it comprising 25 points including its own, each data point
A corresponding proportionality coefficient, a-j indicate the corresponding proportionality coefficient of each point, must satisfy following condition：1. all systems
The sum of number is 1；2. the coefficient a of A points has to be larger than 0, the coefficient of the point in addition to A is necessarily less than 0；3. the coefficient value each put
The size of absolute value must be inversely proportional at a distance from away from A points, i.e. the absolute value of its bigger coefficient value of distance A distances is smaller.
The utility model embodiment is respectively processed when carrying out data processing by pole plate data, to each pole plate
Two column datas at edge need to carry out specially treated, are carried out to original coefficient matrix using the coefficient matrix generation module of deformation
Deformation, is calculated, deformed coefficient matrix is as shown in Figure 5, Figure 6 using deformed coefficient matrix.
Fig. 5 indicates deformed coefficient matrix used by pole plate left hand edge data processing, the coefficient matrix of the deformation by
Feature shown in Fig. 4 enhance coefficient matrix in the 3rd row to the 5th row coefficient constitute, and except the 3rd arrange in addition to remaining coefficient be enlarged into it is original
2 times, i.e. the value of coefficient a, b and c is constant, and the coefficient of other positions is all enlarged into 2 times of respective value in Fig. 4 coefficient matrixes.Fig. 6
Indicate deformed coefficient matrix used by pole plate right hand edge data processing, the coefficient matrix of deformation feature as shown in Figure 4
Enhance the 1st row to the 3rd row coefficient in coefficient matrix to constitute, and remaining coefficient is enlarged into original 2 times, i.e. coefficient in addition to the 3rd arranges
A, the value of b and c is constant, and the coefficient of other positions is all enlarged into original 2 times.
Horizontal spacing between the determination of above-mentioned coefficient and the measurement button electrode of instrument is in the presence of contacting, i.e. in Fig. 4
D1 shown in, the size of d1 is related to apparatus structure, its bigger lateral button electrode measured value of d1 is to current button measured value
Influence it is smaller, otherwise influence then bigger, d2 in Fig. 4 indicates the sampling interval that Electrical imaging button electrode measures, which can be with
It is obtained from well logging information, the well logging sampling interval is related with logger type and log parameter setting.
Since coefficient b is longitudinal point nearest from current point, given b points are relatively easy the size for judging a coefficients, make
The adjacent size for measuring button horizontal spacing value and coefficient b is provided according to instrument type with needs when the utility model embodiment,
Then the condition met according to above-mentioned coefficient is calculated automatically from one group of coefficient value.It emulates to obtain b according to pertinent instruments forward modeling again
Coefficient is sized between [- 1.0, -0.1], and one group of coefficient value that the b coefficients given between this range obtain has more
Excellent treatment effect.Certainly, any one dot factor value of other positions can be also given in other embodiments, also can be obtained only
One one group of coefficient value.
It is illustrated in figure 7 feature enhancing coefficient matrix (level side on a dimension direction of the utility model embodiment
To) multigroup coefficient value curve graph.Meet the coefficient matrix of condition described in Fig. 4 and do not have unique solution, meets its condition
Coefficient matrix is there may be multigroup, but we according to the structure of measuring instrument itself, the means emulated by forward modeling can obtain
To preferably coefficient value, to reach more optimal treatment effect.Coefficient matrix also has in another dimension (vertical direction)
There is feature identical with the horizontal direction, that is, is also required to carry out forward modeling emulation, the coefficient relatively optimized according to apparatus structure
Value.
Correction computing module enhances coefficient matrix according to the feature and is corrected processing to the current point.Determining one
After the preferable feature enhancing coefficient matrix value of group, it is multiplied by coefficient matrix using the measured value of measurement point in matrix, then to each
The value of a point is added the corrected value that can be obtained current point, and being formulated isVcIt is current point by school
Just treated is newly worth, VijThe measured value that certain in representing matrix is put, XijIndicate the corresponding coefficient value of point.
Treated that data carry out imaging display processing to using feature enhancing coefficient matrix for imaging Display processing module, obtains
To quiescent imaging figure and dynamic imaging figure, the image enhancement after data processing.As shown in figure 8, first of image drawing road in figure
After the alignment of electricity button data depth, bad data detection and rejecting, data balancingization processing be imaged for initial data
The quiescent imaging figure arrived, drawing road second be on the basis of above-mentioned processing increase the utility model PALM data processings after at
As obtained quiescent imaging figure, third road is initial data by the alignment of electricity button data depth, bad data detection and rejects, data
The dynamic imaging figure obtained after equalization, imaging, the 4th is to increase the utility model on the basis of above-mentioned processing
The dynamic imaging figure being imaged after the processing of PALM data processing modules.This it appears that either quiescent imaging figure still moves
State image, characteristics of image more protrusion, the texture obtained after using the real-time example the method processing of the utility model is more
Clearly, the resolution ratio of image is significantly improved.
Above example is not limited only to cable Electrical imaging instrument log data processing, this method apply also for bore electricity at
As the enhancing display processing of instrument well logging image, the clarity and resolution ratio of image can be also effectively improved.
Above example is only a kind of embodiment of the utility model, the description thereof is more specific and detailed, but cannot be because
This and be interpreted as the limitation to the utility model patent protection domain.Its specifically used method can carry out accordingly according to actual needs
Adjustment.It should be pointed out that for those of ordinary skill in the art, in the premise for not departing from the utility model design
Under, various modifications and improvements can be made, these belong to the scope of protection of the utility model.
Claims (6)
1. a kind of electric imaging logging image enhancement display processing system, including data imaging display module, which is characterized in that in number
According to PALM data processing modules are also associated with before imaging display module, wherein PALM is defined as：Phase Activation
Localization Microscopy, phase battle array excitation positioning microtechnic；It specifically includes：
1) feature enhances coefficient matrix generation module, enhances coefficient matrix for generating feature, the feature enhances coefficient matrix
For M × N rank matrixes, wherein M>1, N>1 and M, N be odd number；
2) correction process module, including：
Current point chooses module, for the selected point for needing to be corrected processing, also referred to as current point；
Choose module in rectangular array region：Module is chosen with the current point to connect, and the current point is enabled to enhance with the feature
(M+1)/2 row in coefficient matrix, (N+1)/2 row coefficient correspond to, including around the current point including its own
Multiple data points are constituted enhances the matched rectangular array region of coefficient matrix with the feature, makes the feature enhancing coefficient matrix
In coefficient and the rectangular array region in data point correspond；
Correct computing module：Module is chosen with the rectangular array region to connect, for enhancing coefficient matrix according to the feature
Processing is corrected to the current point.
2. a kind of electric imaging logging image enhancement display processing system according to claim 1, it is characterised in that：The spy
Sign enhancing coefficient matrix meets following condition：1. the sum of all coefficients are 1；2. the coefficient of the current point has to be larger than 0, except working as
The coefficient of point except preceding point is necessarily less than 0；3. the size of the absolute value for the coefficient value each put must with away from current point away from
From being inversely proportional, i.e., the absolute value apart from its bigger coefficient value of current point distance is smaller.
3. a kind of electric imaging logging image enhancement display processing system according to claim 1, it is characterised in that：The spy
Further include the coefficient matrix generation module of deformation, the coefficient matrix for generating deformation in sign enhancing coefficient matrix generation module；
Wherein, the coefficient matrix deformed used by left hand edge data processing, which is enhanced by the feature in coefficient matrix (N+1)/2, to be arranged
It is constituted to Nth column coefficient, and remaining coefficient is enlarged into original 2 times in addition to (N+1)/2 is arranged；Right hand edge data processing is used
The coefficient matrix of deformation the 1st row in coefficient matrix is enhanced by the feature constitutes to (N+1)/2 row coefficient, and except (N+
1) it/2 arranges remaining outer coefficient and is enlarged into original 2 times.
4. a kind of electric imaging logging image enhancement display processing system according to claim 2, it is characterised in that：The spy
Sign enhancing coefficient matrix generation module obtains adjacent measurement button horizontal spacing value also according to instrument type and instrument forward modeling emulates
The coefficient of the obtained data point adjacent with the current point generates the coefficient in the feature enhancing coefficient matrix.
5. a kind of electric imaging logging image enhancement display processing system according to claim 1, it is characterised in that：The school
It just handles and is specially：It is multiplied by the data in feature enhancing coefficient matrix using the measured value of data point in the rectangular array region
Then the corresponding coefficient of point is added the value of each point the value after can be obtained current point calibration.
6. a kind of electric imaging logging image enhancement display processing system according to claim 1, it is characterised in that：Described
Further include sequentially connected Electrical imaging data measurement module, electricity button data depth alignment module, bad before PALM data processing modules
Data Detection and rejecting module and data equalization processing module.
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| CN201721635965.3U CN207673329U (en) | 2017-11-30 | 2017-11-30 | A kind of electric imaging logging image enhancement display processing system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108252707A (en) * | 2017-11-30 | 2018-07-06 | 杭州迅美科技有限公司 | A kind of electric imaging logging image enhancement display processing method |
| CN114463584A (en) * | 2022-01-29 | 2022-05-10 | 北京百度网讯科技有限公司 | Image processing method, model training method, device, apparatus, storage medium, and program |
-
2017
- 2017-11-30 CN CN201721635965.3U patent/CN207673329U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108252707A (en) * | 2017-11-30 | 2018-07-06 | 杭州迅美科技有限公司 | A kind of electric imaging logging image enhancement display processing method |
| CN108252707B (en) * | 2017-11-30 | 2024-04-12 | 杭州迅美科技有限公司 | Enhanced display processing method for electric imaging logging image |
| CN114463584A (en) * | 2022-01-29 | 2022-05-10 | 北京百度网讯科技有限公司 | Image processing method, model training method, device, apparatus, storage medium, and program |
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