CN105510963A - Method for analyzing seismic exploration auxiliary data files - Google Patents
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Abstract
The invention discloses a method for analyzing seismic exploration auxiliary data files. The method is characterized in that step1, corresponding analysis samples can be established according to the format standard of the seismic exploration auxiliary data files; step2, the seismic exploration auxiliary data files to be analyzed can be acquired; step3, one analysis sample can be selected from the established analysis samples; step 4, the seismic exploration auxiliary data files to be analyzed can be analyzed based on the selected analysis sample, and the analysis result can be acquired. By adopting the method provided by the invention, the analysis result can be more vivid, and the user identification analysis process can be facilitated, and in addition, the format standard of the loaded SPS files can be identified automatically and quickly, and therefore the tedious operation of the artificial determination of the users can be reduced, and the identification time can be reduced.
Description
Technical field
The present invention relates to geological exploration field, relate to a kind of method of analytically seismic exploration auxiliary data file specifically.
Background technology
Seismic prospecting auxiliary data (SeismicProcessingSupportFormatforSurveys is called for short SPS) file is the file for storing the seismic prospecting auxiliary data that shooting crew gathers.For the ease of carrying out storing and exchanging, oil company adopts set form standard to record SPS usually.But specific to different oil companies, the format standard of use is also incomplete same.The format standard that such as main in the world oily company adopts exploration geophysics man association of the U.S. (SEG) to recommend mostly.And the format standard of the file of domestic record seismic prospecting auxiliary data mainly enterprise oneself regulation some standards.Meanwhile, along with the development of oil company's self-technique, the format standard that same oil company adopts also ceaselessly is updating.Even this just causes same oil company, in the different time periods, the SPS file of record also may have employed different format standards.
For these reasons, under prior art environment, there is multiple different SPS file format standard simultaneously.Technician needed the format standard first judging that it adopts before using SPS file, could take corresponding operation afterwards based on format standard.For the analysis of SPS file format standard, the analytical approach that in prior art, a set of standard is ununified.Traditional format standard determination methods mainly relies on the experience manual analysis SPS file of technician self, and the error rate of analysis result is higher and analysis efficiency is very low.
Therefore, for the problem not having the unified SPS file format standard analytical approach of a set of standard in prior art, need a kind of method of analytically seismic exploration auxiliary data file newly to seek unity of standard and to obtain more preferably analysis result.
Summary of the invention
For the problem not having the unified SPS file format standard analytical approach of a set of standard in prior art, the invention provides a kind of method of analytically seismic exploration auxiliary data file, described method comprises following steps:
Step one, the format standard creation analysis sample of base area seismic exploration auxiliary data file, described analyzing samples is corresponding with described format standard, and described analyzing samples is used for the field attribute of record field;
Step 2, obtains seismic prospecting auxiliary data file to be analyzed;
Step 3, chooses an analyzing samples from all described analyzing samples built;
Step 4, analyzes described seismic prospecting auxiliary data file to be analyzed based on the described analyzing samples chosen, thus obtains analysis result.
In one embodiment, in step one, described field attribute comprises field name, field width, field format, maximum/little value of field, fields default value, field unit or field alignment thereof.
In one embodiment, in step 4, separate field dissimilar in described seismic prospecting auxiliary data file to be analyzed based on the field attribute recorded in the described analyzing samples chosen.
In one embodiment, described method also comprises step 5, is exported by described seismic prospecting auxiliary data file to be analyzed and is shown to operating personnel by the dissimilar field separated.
In one embodiment, described method also comprises following steps:
Based on described analysis result, step 6, judges whether described seismic prospecting auxiliary data file to be analyzed mates with described analyzing samples;
Step 7, when described seismic prospecting auxiliary data file to be analyzed is mated with described analyzing samples, exports the format standard that described analyzing samples is corresponding;
Step 8, when described seismic prospecting auxiliary data file to be analyzed is not mated with described analyzing samples, again performs described step 3, chooses other analyzing samples.
In one embodiment, in step 6, judge that whether the field attribute of each field in described seismic prospecting auxiliary data file to be analyzed is consistent with the respective field attribute recorded in described analyzing samples.
In one embodiment, in step one, the content type according to described seismic prospecting auxiliary data file builds described analyzing samples, and the content type of described analyzing samples is corresponding with the content type of described seismic prospecting auxiliary data file.
In one embodiment, in step 3, choose the described analyzing samples of corresponding contents type according to the content type of described seismic prospecting auxiliary data file to be analyzed.
In one embodiment, the content type of described seismic prospecting auxiliary data file to be analyzed comprises some record and a relation record.
In one embodiment, content type be the analyzing samples of described record for recording the field attribute comprised with the field of Types Below: record identification, wire size, period, some index, point code, static correction value, the some degree of depth, seismic datum, uphole time, the depth of water, physical points horizontal ordinate, physical points ordinate, ground elevation, date or time.
In one embodiment, content type be the analyzing samples of described relation record for recording the field attribute comprised with the field of Types Below: record identification, field reel number, field record number, field record increment, instrumented code, big gun wire size, excite period, some index mark, start channel, termination road, road increment, reception wire size, initial receiving point, terminating reception point or acceptance point index.
Compared with prior art, tool of the present invention has the following advantages:
According to method of the present invention can automatically identify fast belonging to loaded SPS file format standard, reduce the troublesome operation of user artificial judgment, reduce recognition time;
The analysis result obtained by method of the present invention is more vivid, is convenient to user's discriminance analysis process.
Further feature of the present invention or advantage will be set forth in the following description.Further, Partial Feature of the present invention or advantage will be become apparent by instructions, or be understood by implementing the present invention.Object of the present invention and certain advantages realize by step specifically noted in instructions, claims and accompanying drawing or obtain.
Accompanying drawing explanation
Accompanying drawing is used to provide a further understanding of the present invention, and forms a part for instructions, with embodiments of the invention jointly for explaining the present invention, is not construed as limiting the invention.In the accompanying drawings:
Fig. 1 is flowchart according to an embodiment of the invention;
Fig. 2-Fig. 4 is the software display effect sectional drawing analyzing SPS file according to one embodiment of the invention.
Embodiment
Embodiments of the present invention are described in detail below with reference to drawings and Examples, enforcement personnel of the present invention whereby can fully understand how application technology means solve technical matters in the present invention, and reach the implementation procedure of technique effect and specifically implement the present invention according to above-mentioned implementation procedure.It should be noted that, only otherwise form conflict, each embodiment in the present invention and each feature in each embodiment can be combined with each other, and the technical scheme formed is all within protection scope of the present invention.
Under prior art environment, there is multiple different SPS file format standard simultaneously.Different SPS literary composition
The concrete difference of part format standard is such as shown in table 1 and table 2.
Table 1
Table 2
Owing to lacking format standard analytical approach effectively for SPS file in prior art, the invention provides a kind of method of analytically seismic exploration auxiliary data file.The following flowchart based on one embodiment of the invention describes the implementation of the inventive method in detail.Step shown in the process flow diagram of accompanying drawing can perform in the computer system comprising such as one group of computer executable instructions.Although show the logical order of each step in flow charts, in some cases, can be different from the step shown or described by order execution herein.
As shown in Figure 1, first perform step S100, the format standard according to SPS file builds the analyzing samples corresponding with format standard.Under prior art environment, SPS file has some different format standards.As shown in table 1 and table 2, the format standard of SPS file comprises SPSRev1.0 version and SPSRev2.1 version.Certain, the format standard of SPS file also comprises other standards, for convenience of describing, is only described method of the present invention based on above-mentioned two kinds of format standards below.
In the present embodiment, for the format standard of the SPS file that often kind of Water demand distinguishes, define an analyzing samples corresponding thereto.Namely SPSRev1.0 analyzing samples and SPSRev2.1 analyzing samples is defined respectively for SPSRev1.0 version and SPSRev2.1 version.
For the difference of the content stored, the SPS file of same format standard comprises several different content type.Corresponding with it, the analyzing samples of corresponding same format standard comprises the analyzing samples of several different content type.The content type of analyzing samples is corresponding with the content type of SPS file.
In the present embodiment, based on the difference of the content that SPS file stores, SPS file comprises acceptance point file, shot point file, relational file and comment file four kinds of files.Wherein, acceptance point file and shot point file are referred to as a log file, and relational file and comment file are referred to as relation record file.Therefore, in the present embodiment, content-based type, is divided into some record and relation record two class by SPS file.The as shown in table 1 format standard being the some record of SPSRev1.0 version and SPSRev2.1 version.The format standard being the relation record of SPSRev1.0 version and SPSRev2.1 version shown in table 2.
Corresponding, the content type of analyzing samples is also divided into some record and relation record two class.SPSRev1.0 analyzing samples comprises SPSRev1.0 point record analysis sample and SPSRev1.0 relation record analyzing samples, and SPSRev2.1 analyzing samples comprises SPSRev2.1 point record analysis sample and SPSRev2.1 relation record analyzing samples.So in the present embodiment, analyzing samples comprises 4 concrete analyzing samples: SPSRev1.0 point record analysis sample, SPSRev1.0 relation record analyzing samples, SPSRev2.1 point record analysis sample and SPSRev2.1 relation record analyzing samples.
In SPS file, data are recorded in the mode of field.Several different field is comprised in each SPS file.As shown in table 1, in the present embodiment, the SPS file of record comprises following field: record identification, wire size, period, some index, point code, static correction value, the some degree of depth, seismic datum, uphole time, the depth of water, physical points horizontal ordinate, physical points ordinate, ground elevation, date, time;
As shown in table 2, the SPS file of relation record comprises following field: record identification, field reel number, field record number, field record increment, instrumented code, big gun wire size, excite period, some index mark, start channel, termination road, road increment, reception wire size, initial receiving point, terminating reception point, acceptance point index.
Specific to each field, there is the field attribute of its correspondence.Field attribute comprises field name (definition in territory), field width (row number), maximum/little value of field format, field, fields default value, field unit or field alignment thereof.For the SPS file of different-format standard, the field attribute of the field of record identical data is likely different.As shown in table 1, in SPSRev1.0 point record, field name is the field of wire size, and its row number are 2-17, and form is 4A4, and alignment thereof is left-justify; And field name is the field of wire size in SPSRev2.1 point record, its row number are 2-11, and form is F10.2, and alignment thereof is Right Aligns.This illustrate SPSRev1.0 point record and SPSRev2.1 point record in field name be all the specific object of the field of wire size and incomplete same.
For analyzing the SPS file of different-format standard, in the present embodiment, in each analyzing samples, record the field attribute of several different field.The field attribute of the field of the identical meanings recorded in different analyzing samples is different, corresponding different format standards.
In the present embodiment, corresponding SPS file, content type be an analyzing samples of record for recording the field attribute comprised with the field of Types Below: record identification, wire size, period, some index, point code, static correction value, the some degree of depth, seismic datum, uphole time, the depth of water, physical points horizontal ordinate, physical points ordinate, ground elevation, date or time; Content type be the analyzing samples of relation record for recording the field attribute comprised with the field of Types Below: record identification, field reel number, field record number, field record increment, instrumented code, big gun wire size, excite period, some index mark, start channel, termination road, road increment, reception wire size, initial receiving point, terminating reception point or acceptance point index.
Be understood that, in the present embodiment, the field attribute that contrast SPSRev1.0 point record analysis sample and SPSRev2.1 point record analysis sample, SPSRev1.0 relation record analyzing samples and SPSRev2.1 relation record analyzing samples record, the attribute of the field of like-identified title may be different.
After analyzing samples has built, then perform step S110, obtain SPS file to be analyzed.Then perform step S120, judge the content type of SPS file to be analyzed.In the present embodiment, be namely judge that SPS file to be analyzed is a log file or relation record file.
Next step S130 is carried out, based on judging in step S120 that the content type of SPS file to be analyzed chooses corresponding analyzing samples.Based in step S100 to the definition of sample file, for same content type, there is multiple different-format study plot seismic exploration auxiliary data file.Therefore, the corresponding multiple analyzing samples of same content type.The concrete operations of step S130 namely, from the numerous analyzing samples corresponding to the content type of SPS file to be analyzed optional one.In the present embodiment, from the SPSRev1.0 analyzing samples corresponding to the content type of SPS file to be analyzed and SPSRev2.1 analyzing samples optional one.
Then carry out step S140, analyze SPS file to be analyzed based on the analyzing samples chosen, thus obtain analysis result.Due to for different SPS file standard forms, distinguish and be that a record is different with the field attribute of field each in relation record.Therefore, after selection analysis sample, based on the field attribute recorded in analyzing samples, SPS file to be analyzed is analyzed.In the present embodiment, the field attribute based on all types of fields recorded in the analyzing samples chosen separates field dissimilar in SPS file to be analyzed.Meanwhile, for ease of operating personnel's operation, perform step S170, exported by SPS file to be analyzed by the dissimilar field separated and be shown to operating personnel.Field each in SPS file separates by method of the present invention, and it is more vivid to make the analysis result of SPS file, is convenient to user's discriminance analysis process.
In the present embodiment, step S140 and step S170 is embodied in, and first the field name (definition in territory) corresponding to each field recorded in analyzing samples, field width (row number), maximum/little value of field format, field, fields default value and alignment thereof etc. is shown in table form.By SPS files loading to be analyzed in text display frame.Field dotted line each in SPS file to be analyzed separates by the field attribute recorded in the analyzing samples then according to current selection.
Next the concrete execution of step S140 and step S170 is described with a concrete application example.What analyzing samples was chosen is SPSRev1.0 point record analysis sample.As shown in Figure 2, what left side forms showed is the field attribute that SPSRev1.0 point record analysis sample records, and what right side forms showed is then the text box being loaded with SPS file to be analyzed.Due to form size reason, in the forms of left and right, illustrate only a part for analyzing samples and seismic prospecting auxiliary data file.
Above text box and left side set up have row number and line number scale.Line number scale is for showing the line number scope of current text, and line number by the line number of the every row text-string of the high computational of current character, and is presented on the left of text box by line number scale forms.The position that row scale arranges residing for the character of unit record each row of data with a character duration.Row number by the row number of the every row text character of the width calculation of current character, and are presented at above text box by row scale forms, because SPS standard regulation row scope can not more than 80, number to be shown side by side by 8 " 1234567890 " character strings so arrange.
The field attribute recorded in analyzing samples according to current selection, reads each field col width of this standard, and in text box, draws dotted line each field separated.As being the field of wire size for field name, its field width is row 2-17, utilizes dotted line 201 and 202 to be separated.Be and for example the field of period for field name, its field width is row 18-25, utilizes dotted line 202 and 203 to be separated.
Next just can perform step S150, judge whether SPS file to be analyzed mates with analyzing samples based on the analysis result in step S140.In the present embodiment, be namely whether the field attribute that each field judged in SPS file to be analyzed is corresponding to analyzing samples mates.Because in SPS file to be analyzed in step S140, dissimilar field is separated.Therefore in step S150, can by checking that in SPS file to be analyzed, whether each field location and width mate with the field location of recording in analyzing samples and width, judge whether seismic prospecting auxiliary data file to be analyzed mates with analyzing samples.
Next the concrete execution of step S150 is described with another concrete application example.As shown in Figure 3, what analyzing samples was chosen is SPSRev1.0 point record analysis sample.Load SPS file to be analyzed and result after separating field as shown in the forms of right side.Be the field of wire size for field name, its field width is row 2-17, utilizes dotted line 301 and 302 to be separated.Known based on table 1, the field name recorded in SPSRev1.0 point record analysis sample is the alignment thereof of the field of wire size is left-justify.Can obviously be found out by the field be separated out between dotted line in Fig. 3 301 and 302, its field alignment thereof does not meet this field attribute of left-justify.Therefore judge that SPS file to be analyzed does not mate with analyzing samples.
When SPS file to be analyzed does not mate with analyzing samples, jump back to step S130, other the analyzing samples choosing corresponding same content type is analyzed.As shown in Figure 4, choose SPSRev2.1 point record analysis sample to proceed to analyze as analyzing samples.Load the SPS file to be analyzed in Fig. 3 and the result after separating field as shown in the forms of right side.Be the field of wire size for field name, its field width is row 2-11, utilizes dotted line 401 and 402 to be separated.Known based on table 1, the field name recorded in SPSRev2.1 point record analysis sample is the alignment thereof of the field of wire size is Right Aligns.Can obviously be found out by the field be separated out between dotted line in Fig. 4 401 and 402, its field alignment thereof meets this field attribute of left-justify.Next carry out the analysis of identical process with regard to other field attributes and finally judge that SPS file to be analyzed mates with analyzing samples.
When SPS file to be analyzed mates with analyzing samples, then perform step S160, export format standard corresponding to analyzing samples to operating personnel.As shown in Figure 4, because SPS file to be analyzed mates with analyzing samples, and format standard corresponding to analyzing samples is SPSRev2.1.Therefore can judge that the format standard of SPS file to be analyzed is SPSRev2.1.Now this format standard of SPSRev2.1 is exported to operating personnel.According to method of the present invention can automatically identify fast belonging to loaded SPS file the method for format standard, reduce the troublesome operation of user's artificial judgment, reduce recognition time.
Although embodiment disclosed in this invention is as above, the embodiment that described content just adopts for the ease of understanding the present invention, and be not used to limit the present invention.Method of the present invention also can have other various embodiments.When not deviating from essence of the present invention, those of ordinary skill in the art are when making various corresponding change or distortion according to the present invention, but these change accordingly or are out of shape the protection domain that all should belong to claim of the present invention.
Claims (11)
1. a method for analytically seismic exploration auxiliary data file, described method comprises following steps:
Step one, the format standard creation analysis sample of base area seismic exploration auxiliary data file, described analyzing samples is corresponding with described format standard, and described analyzing samples is used for the field attribute of record field;
Step 2, obtains seismic prospecting auxiliary data file to be analyzed;
Step 3, chooses an analyzing samples from all described analyzing samples built;
Step 4, analyzes described seismic prospecting auxiliary data file to be analyzed based on the described analyzing samples chosen, thus obtains analysis result.
2. the method for claim 1, is characterized in that, in step one, described field attribute comprises field name, field width, field format, maximum/little value of field, fields default value, field unit or field alignment thereof.
3. the method for claim 1, is characterized in that, in step 4, separates field dissimilar in described seismic prospecting auxiliary data file to be analyzed based on the field attribute recorded in the described analyzing samples chosen.
4. method as claimed in claim 3, it is characterized in that, described method also comprises step 5, is exported by described seismic prospecting auxiliary data file to be analyzed and is shown to operating personnel by the dissimilar field separated.
5. the method according to any one of claim 1-4, is characterized in that, described method also comprises following steps:
Based on described analysis result, step 6, judges whether described seismic prospecting auxiliary data file to be analyzed mates with described analyzing samples;
Step 7, when described seismic prospecting auxiliary data file to be analyzed is mated with described analyzing samples, exports the format standard that described analyzing samples is corresponding;
Step 8, when described seismic prospecting auxiliary data file to be analyzed is not mated with described analyzing samples, again performs described step 3, chooses other analyzing samples.
6. method as claimed in claim 5, is characterized in that, in step 6, judge that whether the field attribute of each field in described seismic prospecting auxiliary data file to be analyzed is consistent with the respective field attribute recorded in described analyzing samples.
7. method as claimed in claim 6, it is characterized in that, in step one, the content type according to described seismic prospecting auxiliary data file builds described analyzing samples, and the content type of described analyzing samples is corresponding with the content type of described seismic prospecting auxiliary data file.
8. method as claimed in claim 7, is characterized in that, in step 3, choose the described analyzing samples of corresponding contents type according to the content type of described seismic prospecting auxiliary data file to be analyzed.
9. method as claimed in claim 7, is characterized in that, the content type of described seismic prospecting auxiliary data file to be analyzed comprises some record and a relation record.
10. method as claimed in claim 9, it is characterized in that, content type be the analyzing samples of described record for recording the field attribute comprised with the field of Types Below: record identification, wire size, period, some index, point code, static correction value, the some degree of depth, seismic datum, uphole time, the depth of water, physical points horizontal ordinate, physical points ordinate, ground elevation, date or time.
11. methods as claimed in claim 9, it is characterized in that, content type be the analyzing samples of described relation record for recording the field attribute comprised with the field of Types Below: record identification, field reel number, field record number, field record increment, instrumented code, big gun wire size, excite period, some index mark, start channel, termination road, road increment, reception wire size, initial receiving point, terminating reception point or acceptance point index.
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