CN108920667A - A kind of log data organization display method based on test depth and testing time - Google Patents
A kind of log data organization display method based on test depth and testing time Download PDFInfo
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- CN108920667A CN108920667A CN201810732144.4A CN201810732144A CN108920667A CN 108920667 A CN108920667 A CN 108920667A CN 201810732144 A CN201810732144 A CN 201810732144A CN 108920667 A CN108920667 A CN 108920667A
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Abstract
The invention discloses a kind of log data organization display method based on test depth and testing time, method of this method relative to the two-dimentional log data tissue based on test depth, during well-log information acquires and evaluates, with more universal applicability, the log data that can not only be driven to depth is effectively organized, and can the log data to time driving effectively managed, using isopleth map or three-dimensional display mode efficiently log is shown；This method includes establishing log information table and the borehole log data body based on test depth and testing time；The log data body based on depth and time is shown as needed.The present invention by this data organization and display methods based on test depth and testing time, effectively improve log data tissue validity and well logging information it is comprehensive, provide complete, correct log data body for the Well Data Processing of next step.
Description
Technical field
The invention belongs to petroleum well logging technology fields, and in particular to a kind of well logging number based on test depth and testing time
Pass through survey for effectively being organized to the log data based on depth driving or based on time driving according to organization display method
Effective tissue of well data improves validity and normalization during logging evaluation, provides data base for further data processing
Plinth.
Background technique
Log data acquisition carries out by the way of based on depth driving or based on time driving.For traditional well logging number
According to institutional framework, test depth+log data mode is generallyd use with two dimensional data structure and carries out tissue, log is shown
Mode is shown using two-dimensional form；Log data based on time driving more emphasizes the testing time in interpretation and evaluation
The effect of process, original log data record log data on the basis of time sampling data, and test depth is not
There is monotonic property again, each test depth can be carried out multiple measurement in the different testing times, using original two dimension
The shortcomings that data organizational structure's progress data organization of matrix, becomes to be more and more obvious, and limitation mainly has following side
Face：
1, data organization is carried out by the way of two-dimensional matrix can not protrude influence of the testing time to well-log information, can not
Effectively carry out the interpretation and evaluation of the stronger time-lapse logging data of timeliness；
2, tissue is carried out using raw log data of the two-dimensional matrix mode to time driving, can not provided deep based on test
The log data of monotonic increase arrangement is spent, can not effectively be compared with other log datas based on depth driving；
3, tissue is carried out using raw log data of the two-dimensional matrix mode to time driving, can not effectively reflects different surveys
The variation tendency of the log data of time is tried, time driving log data can not be carried out intuitively, effectively to show.
As logging technique and method become increasingly complex, it is badly in need of a kind of tissue of the log data of suitable time driving at present
Mode and display mode.
Summary of the invention
To solve drawbacks described above existing in the prior art, the purpose of the present invention is to provide one kind based on test depth and
The log data organization display method of testing time, this method is not only suitble to depth driving, and is suitble to the well logging of time driving
Data organizational structure and display mode, this method have fully considered the survey based on time driving when carrying out log data tissue
The characteristics of well data (multiple test depth may have multiple log measure), each test depth be all made of two dimension to
The mode of amount carries out tissue to log data；Be ranked up by the testing time to each depth point, using include isopleth,
The modes such as grid chart, contour are shown.There is this method lossless extraction time to drive log data, various ways are intuitive,
Display log comprehensively.By this Method of Data Organization and display mode, the effective of log data tissue is effectively improved
Property and well logging information it is comprehensive, provide complete, correct log data body for the Well Data Processing of next step.
The present invention adopts the following technical scheme that realize：
A kind of log data organization display method based on test depth and testing time, includes the following steps：
1) log information table and the borehole log data body based on test depth and testing time are established；
2) the log data body based on depth and time is shown as needed.
A further improvement of the present invention lies in that, which is characterized in that the concrete methods of realizing of step 1) is as follows：
101) log data file is read, obtains raw log data matrix, log item number and about well logging song
The curve name of line, unit information, wherein log data matrix column includes test depth, testing time and log name
Information；
102) raw data matrix of each log is established respectively, and raw data matrix includes test depth, test
Time and original borehole log data body, and depth correction is carried out to current original log according to instrument distance of zero mark；
103) according to the test depth information of current original log, unduplicated test depth sequence is obtained, and right
It carries out arrangement from small to large；
104) it is successively read test depth sequence, it is deep to match current log raw data matrix for each depth point
Degree evidence obtains the raw log data and testing time vector of each depth point different testing times；
105) it sorts from small to large to testing time vector, and the original well logging of the secondary ordered pair current depth point according to sequence
Data re-start sequence, are saved in data volume of the current log based on depth and time together with current depth point.
A further improvement of the present invention lies in that the concrete methods of realizing of step 2) is as follows：
201) the well logging body based on test depth and testing time is obtained from specified log as needed, and is obtained
Obtain corresponding test depth, testing time matrix and log data matrix；
202) be directed to each depth point two-dimentional testing time vector sum log data vector, using interpolation, fitting or
Experimental model is calculated according to given time arrow, so that the well logging numerical value at each time point under the time arrow is obtained,
Ultimately form a 3D data volume by test depth, testing time and log data；
203) using test depth as y-axis, the testing time as x-axis, log data as z-axis, display as needed
Mode is shown.
A further improvement of the present invention lies in that there is display mode in step 203)：Isopleth map and mesh.
The present invention has following beneficial technical effect：
The present invention is for effectively being organized and being shown to petroleum-logging data.Fully consider that the testing time is surveying
The log data description based on two dimensions of test depth and testing time is established in effect in the admission of well data and interpretation and evaluation
Body is imperfectly realized based on depth, effective tissue of the log data of two dimensions of time and based on such data structure
On data display problem.During data organization, abundant applied mathematics matrix correlation rule, to each in test well section
Log data, the time of measuring of a depth point different testing times carries out data organization in vector form；Bent to well logging
When line is shown, every borehole log data is read into (the testing time of each depth point in a manner of three-dimensional data matrix
May not be identical, all depths are extended to by way of filling invalid data to the well logging vector sum time of measuring of each depth point
The maximum vector dimension of degree point), then depth, time of measuring and log data are shown in a manner of three-dimensional, reach well logging
Effective tissue of data and purpose that is intuitive, showing log information comprehensively.
Detailed description of the invention
Fig. 1 is the flow chart establishing the log data institutional framework based on test depth and testing time and being shown；
Fig. 2 establishes log information table flow chart for step 1)；
Fig. 3 is log data body flow chart of the extraction log based on depth and time of step 1)；
Fig. 4 is the log data body flow for displaying figure based on test depth and testing time；
Fig. 5 is the log data institutional framework example 1 based on test depth and testing time；
Fig. 6 is the log data institutional framework example 2 based on test depth and testing time；
Fig. 7 is the isopleth map display mode of the log data institutional framework example 1 based on test depth and testing time
(1)；
Fig. 8 is the isopleth map display mode of the log data institutional framework example 1 based on test depth and testing time
(2)；
Fig. 9 is the mesh display mode of the log data institutional framework example 1 based on test depth and testing time；
Figure 10 is based on 2 isopleth map display mode (1) of test depth and the log data institutional framework example of testing time；
Figure 11 is based on 2 isopleth map display mode (2) of test depth and the log data institutional framework example of testing time；
Figure 12 is the 2 mesh display mode of log data institutional framework example based on test depth and testing time.
Specific embodiment
To make the objectives, technical solutions, and advantages of the present invention clearer, 1 pair of tool of the invention with reference to the accompanying drawing
Body embodiment is described in further details.Here, the illustrative embodiments of the present invention and their descriptions are used to explain the present invention, but
It is not as a limitation of the invention.
As shown in Figure 1, a kind of log data tissue display side based on test depth and testing time provided by the invention
Method includes the following steps：
1) log information table and the borehole log data body based on test depth and testing time are established, flow chart is such as
Shown in attached drawing 2,3.Concrete methods of realizing is as follows：
101) log data file is read, obtains raw log data matrix, log item number and about well logging song
The other information of line, such as：(log data matrix column includes test depth, testing time and survey for curve name, unit etc.
The information such as well curve name).
102) raw data matrix of each log is established respectively, raw data matrix mainly includes, test depth,
Testing time and original borehole log data body, and depth correction is carried out to current original log according to instrument distance of zero mark；
103) according to the test depth information of current original log, unduplicated test depth sequence is obtained, and right
It carries out arrangement from small to large；
104) it is successively read test depth sequence, it is deep to match current log raw data matrix for each depth point
Degree evidence obtains the raw log data and testing time vector of each depth point different testing times；
105) it sorts from small to large to testing time vector, and the original well logging of the secondary ordered pair current depth point according to sequence
Data re-start sequence, are saved in data volume of the current log based on depth and time together with current depth point.
2) flow chart is as shown in Fig. 4 to be shown to the log data body based on depth and time as needed.Specifically
Implementation method is as follows：
201) the well logging body based on test depth and testing time is obtained from specified log as needed, and is obtained
Obtain corresponding test depth, testing time matrix and log data matrix；
202) be directed to each depth point two-dimentional testing time vector sum log data vector, using interpolation, fitting or
Experimental model is calculated according to given time arrow, so that the well logging numerical value at each time point under the time arrow is obtained,
Ultimately form a 3D data volume by test depth, testing time and log data；
203) using test depth as y-axis, the testing time as x-axis, log data as z-axis, display as needed
Mode is shown that these display modes have：Isopleth map, mesh etc..
The present invention has fully considered effect of the testing time in well-log information admission and interpretation and evaluation, establishes based on test
The log data Description of two dimensions of depth and testing time, imperfectly realizes the survey based on two depth, time dimensions
The effective of well data organizes and based on the data display problem in such data structure.It finally establishes a set of deep based on test
Degree and the log data institutional framework of testing time and corresponding display new method.Including：Establish log information table and base
In the borehole log data body of test depth and testing time；The log data body based on depth and time is carried out as needed
Display.
Time driving log data in the embodiment of the present invention for more than 10 wells time has been carried out based on test depth and test
The log data structure of time carries out tissue (2 wells of citing：Fig. 7,8,9,10,11,12), be based only upon test depth than before
The method of two-dimentional log data tissue, more intuitively, is imperfectly organized and has been shown to log data, and this tissue is passed through
And display mode, improve the comprehensive of Well Data Processing, intuitive and accuracy.
The present invention is not limited to the above embodiments, on the basis of technical solution disclosed by the invention, the skill of this field
For art personnel according to disclosed technology contents, one can be made to some of which technical characteristic by not needing creative labor
A little replacements and deformation, these replacements and deformation are within the scope of the invention.
Claims (4)
1. a kind of log data organization display method based on test depth and testing time, which is characterized in that including following step
Suddenly：
1) log information table and the borehole log data body based on test depth and testing time are established；
2) the log data body based on depth and time is shown as needed.
2. a kind of log data organization display method based on test depth and testing time according to claim 1,
It is characterized in that, which is characterized in that the concrete methods of realizing of step 1) is as follows：
101) log data file is read, obtains raw log data matrix, log item number and about log
Curve name, unit information, wherein log data matrix column includes test depth, testing time and log name information；
102) raw data matrix of each log is established respectively, and raw data matrix includes test depth, testing time
And original borehole log data body, and depth correction is carried out to current original log according to instrument distance of zero mark；
103) according to the test depth information of current original log, obtain unduplicated test depth sequence, and to its into
The arrangement of row from small to large；
104) it is successively read test depth sequence, matches current log raw data matrix depth number for each depth point
According to obtaining the raw log data and testing time vector of each depth point different testing times；
105) it sorts from small to large to testing time vector, and the raw log data of the secondary ordered pair current depth point according to sequence
Sequence is re-started, is saved in data volume of the current log based on depth and time together with current depth point.
3. a kind of log data organization display method based on test depth and testing time according to claim 2,
It is characterized in that, the concrete methods of realizing of step 2) is as follows：
201) the well logging body based on test depth and testing time, and acquisition pair are obtained from specified log as needed
Test depth, testing time matrix and the log data matrix answered；
202) it is directed to the two-dimentional testing time vector sum log data vector of each depth point, using interpolation, fitting or experiment
Model is calculated according to given time arrow, to obtain the well logging numerical value at each time point under the time arrow, finally
Form a 3D data volume by test depth, testing time and log data；
203) using test depth as y-axis, the testing time, log data was as z-axis, the mode of display as needed as x-axis
It is shown.
4. a kind of log data organization display method based on test depth and testing time according to claim 3,
It is characterized in that, in step 203), display mode has：Isopleth map and mesh.
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| CN101882147A (en) * | 2010-05-12 | 2010-11-10 | 北京航空航天大学 | Curve data storage device and method |
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