CN109165857A - Shale gas selection and appraisal of exploration area method and system based on multifactor progressive overlapping - Google Patents
Shale gas selection and appraisal of exploration area method and system based on multifactor progressive overlapping Download PDFInfo
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Abstract
The present invention provides a kind of shale gas selection and appraisal of exploration area method and system based on multifactor progressive overlapping, and method comprises determining that the evaluation parameter in shale gas research area；Qualitative classification is carried out to evaluation parameter, obtains combination sort belonging to each evaluation parameter；Critical evaluation parameter is chosen from evaluation parameter, obtains the corresponding basic geological data of critical evaluation parameter in each combination sort, and the zoning map of basic data is generated according to basic geological data；The zoning map of basic data is carried out equal weight according to the affiliated combination sort of critical evaluation parameter to overlap, obtains the corresponding combination geologic(al) factor zoning map of combination sort；The corresponding combination geologic(al) factor zoning map of the combination sort of preset quantity is continued equal weight to overlap, carry out the overlapping of equal weight again to the result that overlapping obtains, until obtaining the target constituency in shale gas constituency, it can be to avoid the influence of artificial adjustment weight using equal weight overlapping, consider that the progressive overlapping of more evaluation parameters, evaluation result are more acurrate simultaneously.
Description
Technical field
The invention belongs to shale gas exploration and development technical field more particularly to a kind of shale based on multifactor progressive overlapping
Gas selection and appraisal of exploration area method and system.
Background technique
As global energy requirements amount is increased sharply, shale gas relies the novel unconventional day risen in the world as nearly more than ten years
The right gas energy has been to be concerned by more and more people.Shale gas selection and appraisal of exploration area refer to shale series of strata Francophone by address investigation,
Drill sampling analysis, Geological Condition of Shale Gas Accumulation and resource potential evaluation, preferably shale gas exploration target zone and target area out,
And determine that shale gas pilot test area implements the whole process of probing evaluation.
Currently, since shale gas Favorable Areas will preferably comprehensively consider geological conditions, economic benefit, environment influence etc.
Factor, and there are many evaluation index, and relationship is intricate, also different to the influence degree of Favorable Areas.Secondly, shale gas chooses area
Method is few, is the weak link in work of exploration and development, to the exploration of shale gas method based on qualitative, lacks quantitative and science
The method of change causes the accuracy and reliability of current shale gas selection and appraisal of exploration area poor, in the advantageous constituency of shale gas and evaluation
In, shale gas evaluation index, objective determining evaluation parameter weight cannot be rationally set, and then it is advantageous to filter out shale resource concentration
Area, thus need it is a kind of can shale gas selection and appraisal of exploration area method accurately and securely, research area is preferably gone out for commercially opening
The shale gas exploration and development Favorable Areas of hair has important realistic price and theory significance.
Summary of the invention
In view of this, the embodiment of the invention provides a kind of shale gas selection and appraisal of exploration area methods based on multifactor progressive overlapping
And system, it is able to solve in the prior art to the exploration of shale gas method based on qualitative, lacks quantitative and scientific method,
Cause the accuracy and reliability of current shale gas selection and appraisal of exploration area poor, in the advantageous constituency of shale gas and evaluation, Bu Nenghe
Reason setting shale gas evaluation index, objective determining evaluation parameter weight, and then filter out the technology of shale resource concentration Favorable Areas
Problem.
The embodiment of the present invention in a first aspect, providing a kind of shale gas selection and appraisal of exploration area side based on multifactor progressive overlapping
Method, comprising:
Determine the evaluation parameter in shale gas research area；
Qualitative classification is carried out to evaluation parameter, obtains combination sort belonging to each evaluation parameter；
Critical evaluation parameter is chosen from evaluation parameter, obtains the corresponding base of critical evaluation parameter in each combination sort
Plinth geologic data, and according to the zoning map of basic geological data generation basic data；
The zoning map of basic data is carried out equal weight according to the affiliated combination sort of critical evaluation parameter to overlap, obtains a group
Close the corresponding combination geologic(al) factor zoning map of classification；
The corresponding combination geologic(al) factor zoning map of the combination sort of preset quantity is continued equal weight to overlap, overlapping is obtained
Result carry out the overlapping of equal weight again, until obtaining the target constituency in shale gas constituency
The second aspect of the embodiment of the present invention provides a kind of shale gas selection and appraisal of exploration area system based on multifactor progressive overlapping
System, comprising:
Evaluation parameter determination unit, for determining the evaluation parameter in shale gas research area；
Combination sort processing unit obtains combination belonging to each evaluation parameter for carrying out qualitative classification to evaluation parameter
Classification；
Zoning map processing unit obtains in each combination sort for choosing critical evaluation parameter from evaluation parameter
The corresponding basic geological data of critical evaluation parameter, and according to the zoning map of basic geological data generation basic data；
First Superposition unit, for carrying out the zoning map of basic data according to the affiliated combination sort of critical evaluation parameter etc.
Weight overlapping obtains the corresponding combination geologic(al) factor zoning map of combination sort；
Second Superposition unit, for the combination sort of preset quantity corresponding combination geologic(al) factor zoning map to be the power such as to be continued to
Overlapping is closed, and the overlapping of equal weight is carried out again to the result that overlapping obtains, until obtaining the target constituency in shale gas constituency.
The third aspect of the embodiment of the present invention, provides a kind of terminal device, including memory, processor and is stored in
In the memory and the computer program that can run on the processor, when the processor executes the computer program
The step of realizing the shale gas selection and appraisal of exploration area method based on multifactor progressive overlapping as described in relation to the first aspect.
The fourth aspect of the embodiment of the present invention, provides a kind of computer readable storage medium, described computer-readable to deposit
Storage media is stored with computer program, when the computer program is executed by processor realize as described in relation to the first aspect based on more
The step of shale gas selection and appraisal of exploration area method of the progressive overlapping of factor.
The beneficial effect of the embodiment of the present invention compared with prior art is: the embodiment of the present invention is by choosing critical evaluation ginseng
Number, and the zoning map of the corresponding basic geological data of critical evaluation parameter is obtained, critical evaluation corresponding to each combination sort
Parameter carries out equal weight overlapping, obtains the corresponding combination geologic(al) factor zoning map of each combination sort, then presets to selection
The corresponding combination geologic(al) factor zoning map of the combination sort of quantity continues equal weight overlapping, the result that overlapping obtains is carried out again etc.
The overlapping of weight, until the target constituency in shale gas constituency is obtained, it can be to avoid artificial adjustment weight using equal weight overlapping
It influences, while considering the progressive overlapping of more evaluation parameters, evaluation result is more acurrate, and it is advantageous can accurately to filter out shale resource concentration
Area.
Detailed description of the invention
It to describe the technical solutions in the embodiments of the present invention more clearly, below will be to embodiment or description of the prior art
Needed in attached drawing be briefly described, it should be apparent that, the accompanying drawings in the following description is only of the invention some
Embodiment for those of ordinary skill in the art without any creative labor, can also be according to these
Attached drawing obtains other attached drawings.
Fig. 1 is the process for the shale gas selection and appraisal of exploration area method based on multifactor progressive overlapping that one embodiment of the invention provides
Schematic diagram；
Fig. 2 is the ideograph based on multifactor progressive overlapping evaluation goal constituency that one embodiment of the invention provides；
Fig. 3 be another embodiment of the present invention provides the shale gas selection and appraisal of exploration area method based on multifactor progressive overlapping stream
Journey schematic diagram；
Fig. 4 is the ideograph based on multifactor progressive overlapping evaluation prospective area that one embodiment of the invention provides；
Fig. 5 is the ideograph based on multifactor progressive overlapping evaluation Favorable Areas that one embodiment of the invention provides；
Fig. 6 is the ideograph based on multifactor progressive overlapping evaluation core space that one embodiment of the invention provides；
Fig. 7 is the structure for the shale gas selection and appraisal of exploration area system based on multifactor progressive overlapping that one embodiment of the invention provides
Block diagram；
Fig. 8 is the schematic block diagram for the terminal device that one embodiment of the invention provides.
Specific embodiment
In being described below, for illustration and not for limitation, the tool of such as particular system structure, technology etc is proposed
Body details, to understand thoroughly the embodiment of the present invention.However, it will be clear to one skilled in the art that there is no these specific
The present invention also may be implemented in the other embodiments of details.In other situations, it omits to well-known system, device, electricity
The detailed description of road and method, in case unnecessary details interferes description of the invention.
It should be appreciated that ought use in this specification and in the appended claims, term " includes " and "comprising" instruction
Described feature, entirety, step, operation, the presence of element and/or component, but one or more of the other feature, whole is not precluded
Body, step, operation, the presence or addition of element, component and/or its set.
In order to illustrate technical solutions according to the invention, the following is a description of specific embodiments.
With reference to Fig. 1, Fig. 1 is the shale gas selection and appraisal of exploration area side based on multifactor progressive overlapping that one embodiment of the invention provides
The flow diagram of method, the method are applied to computer, and details are as follows:
S101: the evaluation parameter in shale gas research area is chosen.
In embodiments of the present invention, pass through the comprehensive geology item for combining principle of indicator selection and shale gas to be formed and be enriched with
The factor of the economic benefit of part, the operability of shale gas development and utilization and shale gas exploitation etc., the ground that finishing collecting arrives
Matter develops information, the evaluation parameter of selection evaluation shale gas from geologic development information.
S102: qualitative classification is carried out to evaluation parameter, obtains combination sort belonging to each evaluation parameter.
In the present embodiment, the evaluation parameter of geologic development information can be evaluation parameter and composite class with reference table 1, table 1
The list of other corresponding relationship.The combination sort include geologic setting, geo-chemical feature, Reservoir Characters, preservation condition, gas-bearing property,
8 class of compressibility, surface conditions and economic evaluation.
The list of table 1. evaluation parameter and combination sort corresponding relationship
S103: choosing critical evaluation parameter from evaluation parameter, obtains the critical evaluation parameter pair in each combination sort
The basic geological data answered, and according to the zoning map of basic geological data generation basic data.
In the present embodiment, according to shale gas study the deposition in area, construction, change, physical properties of rock, geological conditions, gassiness
The characteristics such as property, choose critical evaluation parameter from evaluation parameter.
By the corresponding basic geological data of critical evaluation parameter, with reference to shale gas constituency condition grade scale (with reference to mark 2)
Obtain the corresponding evaluation result of each critical evaluation parameter, the corresponding evaluation result of each critical evaluation parameter establishes point of basic data
Band figure, wherein the zoning map of basic data is two-dimentional sequential chart.
2. shale gas constituency condition grade scale of table
S104: the zoning map of basic data is subjected to equal weight according to the affiliated combination sort of critical evaluation parameter and is overlapped, is obtained
To the corresponding combination geologic(al) factor zoning map of a combination sort.
In the present embodiment, in lamination process in order to keep equivalence and Ke Jia of the various geological informations in overlapping
Property, the weight coefficient of same size is assigned in affiliated combination sort according to every kind of basic geological data, avoids artificial adjustment
Weight, the combination geologic(al) factor zoning map after guaranteeing overlapping are more reasonable.
In the present embodiment, with reference to Fig. 2, by the combination sort of preset quantity, such as A1-A2, A2-A3, A3-A4, A4-
A5...... it is respectively the critical evaluation parameter in a combination sort, A1-A2, A2-A3, A3-A4, A4-A5 is carried out respectively
Overlapping obtains overlapping result B1, B2, B3, B4, B5.
S105: continuing equal weight for the corresponding combination geologic(al) factor zoning map of the combination sort of preset quantity and overlap,
The overlapping of equal weight is carried out again to the result that overlapping obtains, until obtaining the target constituency in shale gas constituency.
With reference to Fig. 2, continue that B1, B2, B3, B4, B5 are overlapped to obtain C1, C2, C3, C4, C1, C2, C3, C4 are being overlapped again
D1, D2, D3 are obtained, then D1, D2, D3 are being overlapped to obtain E1, E2, E1, E2 are overlapped to obtain target constituency F.
As can be seen from the above description, the embodiment of the present invention, which passes through, chooses critical evaluation parameter, and obtain critical evaluation parameter pair
The zoning map for the basic geological data answered carries out equal weight overlapping to the corresponding critical evaluation parameter of each combination sort, obtains
The corresponding combination geologic(al) factor zoning map of each combination sort, then to the corresponding combination of the combination sort of the preset quantity of selection
Geologic(al) factor zoning map continues equal weight overlapping, the overlapping of equal weight is carried out again to the result that overlapping obtains, until obtaining shale
The target constituency in gas constituency, can be to avoid the influence of artificial adjustment weight using equal weight overlapping, while considering more evaluation parameters
Progressive overlapping, evaluation result is more acurrate, can accurately filter out shale resource concentration Favorable Areas.
With reference to Fig. 3, Fig. 3 be another embodiment of the present invention provides the shale gas selection and appraisal of exploration area based on multifactor progressive overlapping
The flow diagram of method, on the basis of the above embodiments, details are as follows by above-mentioned steps S105:
S201: the corresponding combination geologic(al) factor point of critical evaluation parameter of the first combination sort of the first preset quantity is chosen
Band figure carries out equal weight overlapping to critical evaluation parameter, carries out the overlapping of equal weight again on the basis of overlapping, until obtaining page
The prospective area in rock gas research area.
S202: the critical evaluation parameter for choosing the second combination sort of the second preset quantity carries out the overlapping of equal weight,
Continue the overlapping of equal weight on the basis of the prospective area, until obtaining the Favorable Areas in shale gas research area.
S203: the critical evaluation parameter for choosing the third combination sort of third preset quantity carries out the overlapping of equal weight,
Continue the overlapping of equal weight on the basis of the Favorable Areas, until obtaining the core space in shale gas research area.
The method of the present embodiment is described in detail below by a specific Application Example, as follows:
With reference to Fig. 4, the first combination sort of the first preset quantity includes geo-chemical feature, geologic setting, preservation condition.Step
In S201, geo-chemical feature, geologic setting, the zoning map progress equal weight of three combination sort critical evaluation parameters of preservation condition are folded
It closes, the zoning map of geo-chemical feature, geologic setting, preservation condition combination sort is obtained, then to the zoning map of three combination sorts
It carries out equal weight to overlap to obtain C1 and C2, and continues that C1 and C2 progress equal weight is overlapped to obtain prospective area.
With reference to Fig. 5, the second combination sort of the second preset quantity is gas-bearing property, by the critical evaluation parameter in gas-bearing property into
The overlapping of row equal weight obtains the zoning map of gas-bearing property combination sort, by the zoning map and preservation condition of gas-bearing property combination sort
Zoning map carry out the overlapping of equal weight and obtain C3, C3 and the C2 overlapping for carrying out equal weight are obtained into D1, by D1 and prospective area
The overlapping that zoning map carries out equal weight obtains Favorable Areas.
With reference to Fig. 6, the third combination sort of third preset quantity is compressibility and surface conditions.It will be in compressibility
The overlapping that critical evaluation parameter carries out equal weight obtains compressibility zoning map, the critical evaluation parameter of surface conditions is carried out etc.
The overlapping of weight obtains surface conditions zoning map, and compressibility zoning map and surface conditions zoning map are carried out to the overlapping of equal weight
Obtain C5, the overlapping that the zoning map of pressure break zoning map and gas-bearing property combination sort carries out equal weight obtained into C4, after allowing to C3,
C4 and C5 continues the overlapping of equal weight, until obtaining core space.
In one embodiment of the invention, the equal weight is stacked as choosing the value in congruent region compared with small parameter.It lifts
For example, the parameter for selecting rank low in geo-chemical feature and gas-bearing property is retained.
It should be understood that the size of the serial number of each step is not meant that the order of the execution order in above-described embodiment, each process
Execution sequence should be determined by its function and internal logic, the implementation process without coping with the embodiment of the present invention constitutes any limit
It is fixed.
Corresponding to the shale gas selection and appraisal of exploration area method based on multifactor progressive overlapping of foregoing embodiments, Fig. 7 is the present invention
The structural block diagram for the shale gas selection and appraisal of exploration area system based on multifactor progressive overlapping that one embodiment provides, for ease of description,
Only parts related to embodiments of the present invention are shown.Referring to Fig. 7, which includes: evaluation parameter determination unit 301, combination
Classification processing unit 302, zoning map processing unit 303, the first Superposition unit 304 and the second Superposition unit 305.
Evaluation parameter determination unit 301, for determining the evaluation parameter in shale gas research area；
Combination sort processing unit 302 obtains group belonging to each evaluation parameter for carrying out qualitative classification to evaluation parameter
Close classification；
Zoning map processing unit 303 obtains in each combination sort for choosing critical evaluation parameter from evaluation parameter
The corresponding basic geological data of critical evaluation parameter, and according to basic geological data generate basic data zoning map；
First Superposition unit 304, for by the zoning map of basic data according to the affiliated combination sort of critical evaluation parameter into
Row equal weight overlapping obtains the corresponding combination geologic(al) factor zoning map of combination sort；
Second Superposition unit 305, for continuing the corresponding combination geologic(al) factor zoning map of the combination sort of preset quantity
Equal weight overlapping carries out the overlapping of equal weight to the result that overlapping obtains, until obtaining the target constituency in shale gas constituency again.
As can be seen from the above description, the embodiment of the present invention, which passes through, chooses critical evaluation parameter, and obtain critical evaluation parameter pair
The zoning map for the basic geological data answered carries out equal weight overlapping to the corresponding critical evaluation parameter of each combination sort, obtains
The corresponding combination geologic(al) factor zoning map of each combination sort, then to the corresponding combination of the combination sort of the preset quantity of selection
Geologic(al) factor zoning map continues equal weight overlapping, the overlapping of equal weight is carried out again to the result that overlapping obtains, until obtaining shale
The target constituency in gas constituency, can be to avoid the influence of artificial adjustment weight due to being overlapped using equal weight, while considering evaluate more
The progressive overlapping of parameter, evaluation result is more acurrate, can accurately filter out shale resource concentration Favorable Areas.
With reference to Fig. 7, in one embodiment of the invention, second Superposition unit 305 includes:
Prospective area determination unit 3051, the critical evaluation parameter pair of the first combination sort for choosing the first preset quantity
The combination geologic(al) factor zoning map answered carries out equal weight overlapping to critical evaluation parameter, the power such as carries out again on the basis of overlapping
The overlapping of weight, until obtaining the prospective area in shale gas research area；
Favorable Areas determination unit 3052, for choose the second preset quantity the second combination sort critical evaluation parameter into
The overlapping of row equal weight continues the overlapping of equal weight on the basis of the prospective area, until obtaining shale gas research area
Favorable Areas；
Core space determination unit 3053, for choose third preset quantity third combination sort critical evaluation parameter into
The overlapping of row equal weight continues the overlapping of equal weight on the basis of the Favorable Areas, until obtaining shale gas research area
Core space.
In one embodiment of the invention, the equal weight be stacked as choose congruent region in smaller or rank compared with low parameter
Value.
In one embodiment of the invention, the combination sort includes geologic setting, geo-chemical feature, Reservoir Characters, guarantor
Deposit condition, gas-bearing property, compressibility, surface conditions and economic evaluation.
Referring to Fig. 8, Fig. 8 is the schematic block diagram for the terminal device that one embodiment of the invention provides.This reality as shown in Figure 8
Applying the terminal 600 in example may include: one or more processors 601, one or more input equipments 602, one or more
Then output equipment 603 and one or more memories 604.Above-mentioned processor 601, input equipment 602, then output equipment 603 and
Memory 604 completes mutual communication by communication bus 605.Memory 604 is for storing computer program, the calculating
Machine program includes program instruction.Processor 601 is used to execute the program instruction of the storage of memory 604.Wherein, 601 quilt of processor
It is configured to the step of calling described program instruction execution following operating procedure S101-S105.
It should be appreciated that in embodiments of the present invention, alleged processor 601 can be central processing unit (Central
Processing Unit, CPU), which can also be other general processors, digital signal processor (Digital
Signal Processor, DSP), specific integrated circuit (Application Specific Integrated Circuit,
ASIC), ready-made programmable gate array (Field-Programmable Gate Array, FPGA) or other programmable logic
Device, discrete gate or transistor logic, discrete hardware components etc..General processor can be microprocessor or this at
Reason device is also possible to any conventional processor etc..
Input equipment 602 may include that Trackpad, fingerprint adopt sensor (for acquiring the finger print information and fingerprint of user
Directional information), microphone etc., output equipment 603 may include display (LCD etc.), loudspeaker etc..
The memory 604 may include read-only memory and random access memory, and to processor 601 provide instruction and
Data.The a part of of memory 604 can also include nonvolatile RAM.For example, memory 604 can also be deposited
Store up the information of device type.
In the specific implementation, processor 601 described in the embodiment of the present invention, input equipment 602, output equipment 603 can
Implementation described in the first embodiment and second embodiment of service request method provided in an embodiment of the present invention is executed,
Also the implementation of terminal described in the embodiment of the present invention can be performed, details are not described herein.
A kind of computer readable storage medium, the computer-readable storage medium are provided in another embodiment of the invention
Matter is stored with computer program, and the computer program includes program instruction, realization when described program instruction is executed by processor
All or part of the process in above-described embodiment method can also instruct relevant hardware to complete by computer program,
The computer program can be stored in a computer readable storage medium, the computer program when being executed by processor,
The step of above-mentioned each embodiment of the method can be achieved.Wherein, the computer program includes computer program code, the meter
Calculation machine program code can be source code form, object identification code form, executable file or certain intermediate forms etc..The calculating
Machine readable medium may include: any entity or device, recording medium, USB flash disk, the shifting that can carry the computer program code
Dynamic hard disk, magnetic disk, CD, computer storage, read-only memory (Read-Only Memory, ROM), random access memory
(Random Access Memory, RAM), electric carrier signal, telecommunication signal and software distribution medium etc..It needs to illustrate
It is that the content that the computer-readable medium includes can be fitted according to the requirement made laws in jurisdiction with patent practice
When increase and decrease, such as in certain jurisdictions, according to legislation and patent practice, computer-readable medium do not include be electric carrier wave
Signal and telecommunication signal.
The computer readable storage medium can be the internal storage unit of terminal described in aforementioned any embodiment, example
Such as the hard disk or memory of terminal.The computer readable storage medium is also possible to the External memory equipment of the terminal, such as
The plug-in type hard disk being equipped in the terminal, intelligent memory card (Smart Media Card, SMC), secure digital (SD,
Secure Digital) card, flash card (Flash Card) etc..Further, the computer readable storage medium can be with
Both including the terminal internal storage unit and also including External memory equipment.The computer readable storage medium is for storing
Other programs and data needed for the computer program and the terminal.The computer readable storage medium can be also used for
Temporarily store the data that has exported or will export.
Those of ordinary skill in the art may be aware that list described in conjunction with the examples disclosed in the embodiments of the present disclosure
Member and algorithm steps, can be realized with electronic hardware, computer software, or a combination of the two, in order to clearly demonstrate hardware
With the interchangeability of software, each exemplary composition and step are generally described according to function in the above description.This
A little functions are implemented in hardware or software actually, the specific application and design constraint depending on technical solution.Specially
Industry technical staff can use different methods to achieve the described function each specific application, but this realization is not
It is considered as beyond the scope of this invention.
It is apparent to those skilled in the art that for convenience of description and succinctly, the end of foregoing description
The specific work process at end and unit, can refer to corresponding processes in the foregoing method embodiment, details are not described herein.
In several embodiments provided herein, it should be understood that disclosed terminal and method can pass through it
Its mode is realized.For example, the apparatus embodiments described above are merely exemplary, for example, the division of the unit, only
Only a kind of logical function partition, there may be another division manner in actual implementation, such as multiple units or components can be tied
Another system is closed or is desirably integrated into, or some features can be ignored or not executed.In addition, shown or discussed phase
Mutually between coupling, direct-coupling or communication connection can be through some interfaces, the INDIRECT COUPLING or communication of device or unit
Connection is also possible to electricity, mechanical or other form connections.
The unit as illustrated by the separation member may or may not be physically separated, aobvious as unit
The component shown may or may not be physical unit, it can and it is in one place, or may be distributed over multiple
In network unit.Some or all of unit therein can be selected to realize the embodiment of the present invention according to the actual needs
Purpose.
It, can also be in addition, the functional units in various embodiments of the present invention may be integrated into one processing unit
It is that each unit physically exists alone, is also possible to two or more units and is integrated in one unit.It is above-mentioned integrated
Unit both can take the form of hardware realization, can also realize in the form of software functional units.
The above description is merely a specific embodiment, but scope of protection of the present invention is not limited thereto, any
Those familiar with the art in the technical scope disclosed by the present invention, can readily occur in various equivalent modifications or replace
It changes, these modifications or substitutions should be covered by the protection scope of the present invention.Therefore, protection scope of the present invention should be with right
It is required that protection scope subject to.
Claims (10)
1. a kind of shale gas selection and appraisal of exploration area method based on multifactor progressive overlapping characterized by comprising
Determine the evaluation parameter in shale gas research area；
Qualitative classification is carried out to evaluation parameter, obtains combination sort belonging to each evaluation parameter；
Critical evaluation parameter is chosen from evaluation parameter, obtains the corresponding basis ground of critical evaluation parameter in each combination sort
Prime number evidence, and according to the zoning map of basic geological data generation basic data；
The zoning map of basic data is carried out equal weight according to the affiliated combination sort of critical evaluation parameter to overlap, obtains a composite class
Not corresponding combination geologic(al) factor zoning map；
The corresponding combination geologic(al) factor zoning map of the combination sort of preset quantity is continued equal weight to overlap, the knot for obtaining overlapping
Fruit carries out the overlapping of equal weight again, until obtaining the target constituency in shale gas constituency.
2. the shale gas selection and appraisal of exploration area method according to claim 1 based on multifactor progressive overlapping, which is characterized in that institute
It states and overlaps the corresponding combination geologic(al) factor zoning map continuation equal weight of the combination sort of preset quantity, the result that overlapping is obtained
The overlapping of equal weight is carried out again, until obtaining the target constituency in shale gas constituency, comprising:
The corresponding combination geologic(al) factor zoning map of critical evaluation parameter for choosing the first combination sort of the first preset quantity, to pass
Key evaluation parameter carries out equal weight overlapping, carries out the overlapping of equal weight again on the basis of overlapping, until obtaining shale gas research
The prospective area in area；
The critical evaluation parameter for choosing the second combination sort of the second preset quantity carries out the overlapping of equal weight, in the prospective area
On the basis of continue the overlapping of equal weight, until obtaining the Favorable Areas in shale gas research area；
The critical evaluation parameter for choosing the third combination sort of third preset quantity carries out the overlapping of equal weight, in the Favorable Areas
On the basis of continue the overlapping of equal weight, until obtaining the core space in shale gas research area.
3. the shale gas selection and appraisal of exploration area method according to claim 1 based on multifactor progressive overlapping, which is characterized in that institute
State equal weight be stacked as choose congruent region in smaller or rank compared with low parameter value.
4. the shale gas selection and appraisal of exploration area method according to claim 1 based on multifactor progressive overlapping, which is characterized in that institute
State combination sort include geologic setting, geo-chemical feature, Reservoir Characters, preservation condition, gas-bearing property, compressibility, surface conditions and
Economic evaluation.
5. a kind of shale gas selection and appraisal of exploration area system based on multifactor progressive overlapping characterized by comprising
Evaluation parameter determination unit, for determining the evaluation parameter in shale gas research area；
Combination sort processing unit obtains combination sort belonging to each evaluation parameter for carrying out qualitative classification to evaluation parameter；
Zoning map processing unit obtains the key in each combination sort for choosing critical evaluation parameter from evaluation parameter
The corresponding basic geological data of evaluation parameter, and according to the zoning map of basic geological data generation basic data；
First Superposition unit, for the zoning map of basic data to be carried out equal weight according to the affiliated combination sort of critical evaluation parameter
Overlapping obtains the corresponding combination geologic(al) factor zoning map of combination sort；
Second Superposition unit is folded for the corresponding combination geologic(al) factor zoning map of the combination sort of preset quantity to be continued equal weight
It closes, the overlapping of equal weight is carried out again to the result that overlapping obtains, until obtaining the target constituency in shale gas constituency.
6. according to right want 5 described in the shale gas selection and appraisal of exploration area system based on multifactor progressive overlapping, which is characterized in that it is described
Second Superposition unit includes:
Prospective area determination unit, the corresponding combination of critical evaluation parameter of the first combination sort for choosing the first preset quantity
Geologic(al) factor zoning map carries out equal weight overlapping to critical evaluation parameter, carries out the overlapping of equal weight again on the basis of overlapping,
Until obtaining the prospective area in shale gas research area；
Favorable Areas determination unit carries out equal weight for choosing the critical evaluation parameter of the second combination sort of the second preset quantity
Overlapping, continue the overlapping of equal weight on the basis of the prospective area, until obtain shale gas research area Favorable Areas；
Core space determination unit carries out equal weight for choosing the critical evaluation parameter of third combination sort of third preset quantity
Overlapping, continue the overlapping of equal weight on the basis of the Favorable Areas, until obtain shale gas research area core space.
7. the shale gas selection and appraisal of exploration area system according to claim 6 based on multifactor progressive overlapping, which is characterized in that institute
State equal weight be stacked as choose congruent region in smaller or rank compared with low parameter value.
8. the shale gas selection and appraisal of exploration area system according to claim 6 based on multifactor progressive overlapping, which is characterized in that institute
State combination sort include geologic setting, geo-chemical feature, Reservoir Characters, preservation condition, gas-bearing property, compressibility, surface conditions and
Economic evaluation.
9. a kind of terminal device, including memory, processor and storage are in the memory and can be on the processor
The computer program of operation, which is characterized in that the processor realizes such as Claims 1-4 when executing the computer program
The step of described in any item shale gas selection and appraisal of exploration area methods based on multifactor progressive overlapping.
10. a kind of computer readable storage medium, the computer-readable recording medium storage has computer program, and feature exists
In realization such as Claims 1-4 is described in any item based on multifactor progressive folded when the computer program is executed by processor
The step of shale gas selection and appraisal of exploration area method of conjunction.
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Inventor after: Zhang Jinchuan Inventor after: Guo Ruibo Inventor after: Lin Lamei Inventor after: Jiang Shengling Inventor after: Zhao Qianru Inventor after: Tang Xuan Inventor after: Wei Xiaoliang Inventor after: Lang Yue Inventor before: Zhang Jinchuan Inventor before: Guo Ruibo Inventor before: Lin Lamei Inventor before: Jiang Shengling Inventor before: Zhao Qianru Inventor before: Tang Xuan Inventor before: Wei Xiaoliang Inventor before: Lang Yue |
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Application publication date: 20190108 |