CN115705521A - Shale gas planning scheme design method and system - Google Patents
Shale gas planning scheme design method and system Download PDFInfo
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Abstract
The invention discloses a shale gas well planning scheme design method and a system, which belong to the technical field of engineering planning design, and are characterized in that shale gas basic data comprising block basic data, well area basic data, company basic data and well area company basic data are acquired; establishing a decrement rate mode data; establishing a single-well mode data model according to the shale gas single-well parameters; then establishing a planning scheme, setting basic information and parameters of the scheme, and setting the planning yield of the scheme; calculating planned production wells and drilling wells according to old well data, planned production and single well production, and simultaneously optimizing, adjusting and recommending to generate recommended drilling wells; and calculating the yield according to the final drilling well and the production well, and generating a drilling production well and yield report so as to achieve the purpose of automatically generating the shale gas planning scheme by acquiring various data related to the public data according to the business rules of the shale gas planning scheme and adopting associated recursive calculation.
Description
Technical Field
The invention belongs to the technical field of engineering planning design, and particularly relates to a shale gas planning scheme design method and a shale gas planning scheme design system.
Background
With the large-scale production of shale gas wells, the traditional manual planning scheme design cannot dynamically associate various single-well modes and annual planning yields in real time, and has the problems of inconvenience in single-well mode adjustment, inflexibility in report generation and the like, so that the design workload of the planning scheme is increased year by year, and an intelligent planning scheme design method and an intelligent planning scheme design system become a business development trend.
Disclosure of Invention
In view of the above, in order to solve the above problems in the prior art, the present invention aims to provide a method and a system for designing a shale gas planning scheme, so as to achieve the purpose of acquiring various data related to public data according to business rules of the shale gas planning scheme, and implementing automatic generation of the shale gas planning scheme by using association recursive computation.
The technical scheme adopted by the invention is as follows: a design method of a shale gas planning scheme comprises the following steps:
s1: collecting shale gas basic data;
s2: establishing a decrement rate mode data;
s3: establishing a single-well mode data model according to the single-well data of the shale gas;
s4: forming a common basic database according to the shale gas basic data, the decrement rate mode data and the single-well mode data model;
s5: newly establishing a planning scheme and setting basic information of the planning scheme;
s6: setting a single-well mode data model corresponding to the current well region, and setting different single-well mode data models in different time periods according to the same well region;
s7: setting or introducing the annual planned production of the well;
s8: setting or importing the current annual number, annual output and corresponding old well decrement rate of the original old well of the well region to generate original old well output data;
s9: calculating a new production well and a new well each year according to the single well mode data model set in the step S6, the annual planned production in the step S7 and the original old well production data generated in the step S8;
s10: completing an initial plan of a shale gas planning scheme according to new production wells and new drilling wells every year;
s11: optimizing and adjusting the initial plan, and generating a shale gas planning scheme;
the design method is a planning scheme generated by comprehensively considering the original old well of the well zone and different single-well mode data models corresponding to the well zone, and has good reference value.
Further, the shale gas basic data comprises block basic data, well area basic data, company basic data and well area company basic data;
wherein the block basic data comprises a block number, a block name and a current block state;
the well zone basic data comprises a well zone number, a well zone name, the maximum well number contained in the well zone, the block number of the well zone and the current well zone state;
the company basic data comprises a company number, a company name and a company description;
the basic data of the well area company comprises a well area number, a company number and remarks.
Further, the decrement rate pattern data includes a decrement rate number, a decrement rate name, and decrement rate data indicating a rate of decrease in production in the next year, and the decrement rate data for 1 to 10 years is stored, and the subsequent decrement rate for 10 years is the same as the decrement rate for the tenth year.
Further, the basic information of the planning scheme includes a scheme code, a scheme name, a scheme creator, and a scheme creation time.
Furthermore, the single-well mode data model can generate annual planned production of different single wells after production according to the single-well mode basic information and the single-well mode parameters;
the single-well mode basic information comprises a single-well mode code, a single-well mode name, a single-well mode creator, single-well mode creation time and remarks;
the single well mode parameters comprise single well mode codes, daily production allocation, production days, production year, relative time of production, production terminating year, decrement rate mode codes and drilling success rate.
And further, setting the annual planned yield value not to exceed the well limit yield value according to the maximum number of the wells in which the wells are accommodated and the total number of the newly drilled wells.
Further, the single-well mode data model is established by the following method:
s301: setting basic information of a single-well mode;
s302: setting single-well mode parameters;
s303: selecting direct import or generating single-well mode data by using the single-well mode parameters, and entering S304 if the direct import is selected; if the single-well mode parameter generation is selected, entering S305;
s304: downloading a single well mode data template, inputting data according to the single well mode data template, storing the data into a file, and importing the file to generate single well mode data;
s305: setting the proportion of the first half year, calculating the yield of all single wells according to the single well mode parameters and the proportion of the first half year, and generating single well mode data according to the relative production time;
s306: performing secondary editing through the generated single-well mode data, and then storing to generate a final single-well mode data model;
wherein the first half year ratio represents a ratio of the first half year yield to the normal full year yield.
Further, in step S11, the initial plan is optimized according to the rule of new drilling in the previous year > new drilling in the next year, and the optimized plan is obtained after the initial plan is adjusted;
generating new drilling wells, new production wells and new production well yield reports of different well areas according to the initial plan and the optimization plan so as to form a shale gas planning scheme;
and providing an optimized scheme for planning scheme designers to refer according to the initial plan and the designed new drilling and new production well plan and considering the actual benefits of the operation.
Further, the shale gas planning scheme is displayed to a user in a visual mode or a report is directly exported; through visualization or derivation of the shale gas planning scheme report, a planner can conveniently know the design result of the planning scheme, and arrangement of later engineering is facilitated.
The invention also discloses a shale gas planning scheme design system, which comprises a memory and a processor;
the memory for storing program code;
the processor is configured to call the program code, and when the program code is executed, the processor is configured to execute the shale gas planning scheme design method.
The beneficial effects of the invention are as follows:
1. by adopting the method and the system for designing the shale gas planning scheme, the shale gas basic data of the blocks, the wells and the like are collected according to the flow of the shale gas planning scheme, the well single-well mode data model and the annual yield planning are set, the shale gas planning scheme design is realized by adopting a recursive algorithm, and the technical problem that the shale gas planning scheme cannot be automatically designed in the prior art can be solved.
2. According to the shale gas planning scheme design method and system provided by the invention, the shale gas planning scheme is designed by establishing the decrement rate mode data, adopting a recursive algorithm according to the shale gas single well parameters and automatically generating single well mode data models in different time periods according to the same well area, so that the problems that multiple planning schemes can not be set according to different single well modes and the same well area can not be compatible with multiple single well modes in stages in the existing shale gas planning scheme are solved.
Drawings
FIG. 1 is an overall workflow diagram of a shale gas planning scheme design method provided by the present invention;
FIG. 2 is a flow chart of a single well model data model generation in the shale gas planning scheme design method provided by the present invention;
fig. 3 is an overall architecture diagram of a shale gas planning scheme design system provided by the invention.
Detailed Description
Reference will now be made in detail to embodiments of the present application, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar modules or modules having the same or similar functionality throughout. The embodiments described below with reference to the accompanying drawings are illustrative and are only for the purpose of explaining the present application and are not to be construed as limiting the present application. On the contrary, the embodiments of the application include all changes, modifications and equivalents coming within the spirit and terms of the claims appended hereto.
Example 1
The embodiment specifically discloses a shale gas planning scheme design method, which includes that shale gas basic data including block basic data, well area basic data, company basic data and well area company basic data are collected → decrement rate mode data is established → a single well mode data model is established according to shale gas single well parameters → then a planning scheme is established, basic information and parameters of the scheme are set, scheme planning yield is set → planned yield and single well yield are calculated according to old well data, planned yield and well drilling are calculated, meanwhile, planned yield and recommended well drilling are generated through optimized adjustment → recommended well drilling is generated according to final well drilling and a planned yield well, yield is calculated, and a drilled yield report is generated.
In this embodiment, the design method specifically includes:
s1: collecting shale gas basic data, wherein the shale gas basic data comprises block basic data, well area basic data, company basic data and well area company basic data; wherein the block basic data comprises a block number, a block name and a current block state; the well zone basic data comprises a well zone number, a well zone name, the maximum well number contained in the well zone, the block number of the well zone and the current well zone state; the company basic data comprises a company number, a company name and a company description; the well area company basic data comprises a well area number, a public number and remarks. The block basic data, the well zone basic data, the company basic data and the well zone company basic data belong to the existing data of the block/well zone, and the data can be acquired through data sharing.
S2: establishing decrement rate pattern data, wherein the decrement rate pattern data comprises a decrement rate number, a decrement rate name and decrement rate data, the decrement rate data represents the proportion of the decrement of the yield of the next year, and the decrement rate pattern data stores: data on the rate of decline from 1 to 10 years, with the rate of decline subsequent to 10 years being the same as the rate of decline in the third year.
S3: and a single-well mode data model is established according to the single-well data of the shale gas, and the single-well mode data model can generate annual planned output of different single wells after production according to the single-well mode basic information and the single-well mode parameters. The single-well mode basic information comprises a single-well mode code, a single-well mode name, a single-well mode creator, single-well mode creating time and remarks; the single well mode parameters comprise single well mode codes, daily production allocation, production days, production year, relative time of production, production terminating year, decrement rate mode codes and drilling success rate.
The method for establishing the single-well mode data model comprises the following steps:
s301: setting single-well mode basic information, wherein the single-well mode basic information comprises a single-well mode code, a single-well mode name, a single-well mode creator, single-well mode creation time and remarks;
s302: setting single-well mode parameters, wherein the single-well mode parameters comprise single-well mode codes, daily production allocation, production days, production year, relative production time, production termination year, decrement rate mode codes and drilling success rate;
s303: selecting and utilizing single-well mode parameters to generate single-well mode data;
s304: and setting the last half year proportion, calculating the yield of all the single wells according to the single well mode parameters and the last half year proportion, and generating single well mode data according to the relative production time. The single well pattern data includes a rate of decline, year, first half year proportion, first half year production, second half year production, and whole year production, wherein the first half year proportion represents a proportion of the first half year production to the normal whole year production.
The process is as follows:
setting the proportion of the first half year of the previous 5 years (the proportion of the subsequent year is automatically 1, namely 0.5), then, calculating the yield of all single wells according to the single well mode parameters and the proportion of the first half year, and setting i as a relative year, wherein the calculation is as follows:
s305-1: when i =1
Year 1, annual production in year = daily production allocation and days of production;
half year on production in year 1 = year on production all the year around year 1 in year 1 half year proportion;
the production in the next half year of the 1 st year = the production in the whole year of the 1 st year-the production in the first half year of the 1 st year;
s305-2: when i =2
Year 2 annual production = year 1 annual production (1-year 1 rate of decline);
half year on production in year 2 = year on production all year around year 2-year on half year in year 2;
the production in the next half year of the 2 nd year = the production in the whole year of the 2 nd year-the production in the first half year of the 2 nd year;
s305-3: when i >2;
year i annual production = year i-1 annual production (1-year i-1 rate of decline);
the production in the first half of the year in the ith year = the production in the whole year in the ith year and the proportion in the first half of the year in the ith year;
the production in the second half of the year = the production in the first year all year-the production in the first half of the year;
s306-4: and recombining and calculating the calculated yield according to the relative production time in the single-well mode parameters:
when the relative time of production is 1, the production is carried out in the current year, the yield calculated above moves in half a year, namely the first year, the first half year yield is 0, the second half year is the first half year yield of the original yield, and the full year yield is the first half year yield of the normal first year; the next annual output is the first annual output of the previous year, the second annual output is the first annual output of the current year, and the annual output is the sum of the first annual output and the second annual output;
when the relative time of production is 1.5, the production is expressed in the beginning of the next year, namely all the production in the first year is 0, and the production in the second year is the original calculated first year production;
when the relative time of production is 2, it means that the production in the next year, i.e. the first year yield is 0, the second year yield is the first half year yield in the original first year, the subsequent current year yield is (current year-2) corresponding to the next half year yield and (current year-1) corresponding to the first half year yield.
S305: and carrying out secondary editing through the generated single-well mode data, and then storing to generate a final single-well mode data model.
S4: forming a common basic database according to the shale gas basic data, the decrement rate mode data and the single-well mode data model;
s5: and newly establishing a planning scheme and setting basic information of the planning scheme, wherein the basic information of the planning scheme comprises a scheme code, a scheme name, a scheme creator and scheme creating time. When a new planning scheme is established, the acquired shale gas basic data are mainly applied.
S6: setting a single-well mode data model corresponding to the current well region, and setting different single-well mode data models in different time periods according to the same well region; the method and the device solve the problems that various planning schemes cannot be carried out aiming at different single well mode settings in the existing planning scheme, and the same well zone cannot be compatible with various single well modes in stages.
S7: and setting or introducing the annual planned yield of the well region, wherein the annual planned yield refers to the planned yield corresponding to the well region in each year in the planning scheme, and the notation Pj [1-n ] represents the annual planned yield from 1 to n. In practical application, the maximum number of wells to be accommodated in a well area and the total number of new drilled wells need to be limited, and the maximum yield value of the well area is not exceeded when the annual planned yield is set.
S8: setting or importing the current annual number, annual output and corresponding old well decrement rate of the original old well of the well region to generate original old well output data; the calculation method is similar to the single well model data model method in step S3, and old well yield data in 1 to n years are represented by means of the old well yield data in 1 to n years.
S9: according to the single well mode data model set in the step S6, the annual planned yield in the step S7 and the original old well yield data generated in the step S8, calculating new production wells each year, wherein the year is y, the single well data pb (y) corresponding to the year y, the drilling success rate r, the number t (y) of the new production wells, new drilling z (y), new [ j, i ] are the yields of the new production wells each i years to j years, i is a column, j is a row, all element values of the initial two-dimensional array are 0, and the specific calculation is as follows:
s9-1: cycle start, i = start year;
s9-2: calculating the planned production in i years, i years excluding the planned production pjn (i) = planned production pj (i) per year-original planned production old (i) per year;
s9-3: judging whether i is the beginning year, if so, S9-4; if not, S9-5:
s9-4: year i is the beginning year, and there is temporarily no new production well to produce old production
A. Firstly, acquiring relative standard yield pb (1) and drilling success rate r of a production well in the beginning year according to single well mode data corresponding to i years;
B. calculating a new production well and a new well, wherein t (beginning year) = Math.Ceiling (pjn (i)/pb (1), 1); new well z (beginning year) = math. Ceting (pjn (i)/(pb (1) × r), 1)
Then calculating the production yield of the production well from the production year to the end year according to the new production well, and the following steps:
initial j = i, until the end year of j < = j ",
new (j, i) = new production well t (beginning year) × pb ((j-i + 1);
s9-5: if the year i is not the beginning year, all new production wells produce production in the previous i-1 years;
a. calculating the sum Po (i) of the old well yields produced by a new production well in i year from the beginning year to i-1 year, wherein from m = beginning year to i-1 year, the initial Po (i) =0, po (i) = Po (i) + new (i, m);
b. calculating planned new well production pn (i), pn (i) = pjn (i) -old well production po (i);
c. acquiring relative standard yield pb (1) and drilling success rate r of a production well in the beginning year according to the single well mode data corresponding to the i years; calculating a new production well t (i) and a new well z (i) in the year i in the same way as S9-4;
d. calculating the production yield of the production wells from the production year to the end year according to the new production wells, wherein the initial j = i, until j < = the end year, and the new (j, i) = the new production wells t (i) = pb ((j-i + 1) in the i-th year;
s9-6: i + +, i < = end year, end calculation;
s10: completing an initial plan of a shale gas planning scheme according to new production wells and new drilled wells every year;
s11: and optimizing and adjusting the initial plan, and generating a shale gas planning scheme. The specific optimization principle for the initial plan is as follows: the method is characterized in that the phenomenon that new well drilling is empty every year and new well drilling is carried out in advance is avoided as much as possible, namely that new well drilling in the previous year is guaranteed to be carried out for the next year, and during actual calculation, the specific calculation is as follows:
every two years of new well data are compared, when the later data is larger than the former data, the adjustment is performed until the former data = the mean value of two numbers 110%, and the later data = the mean value of two numbers 90%, and the operation is repeated until the later data is the former data and the later data.
And adjusting the initial plan to obtain an optimized plan, and generating new drilling wells, new production wells and new production well yield reports of different well areas according to the initial plan and the optimized plan so as to form a shale gas planning scheme.
The i-year production of a well zone is the production produced by all wells for i year, mainly the production produced by a new production well for i year + the production produced by a production well for i year before i year, namely the sum of each row in new (row, column), wherein row = i, and the column is from the beginning year to the end year;
the yield in the year of recording i is
S12: the shale gas planning scheme is displayed to a user in a visual mode or directly exported.
Based on the shale gas planning scheme design method, a planning yield accumulated report of the well zone can be generated according to a single well zone, and the method is as shown in table 1:
TABLE 1 well area planning yield accumulation report
Based on the shale gas planning scheme design method, a report can be generated according to the block-well area planning yield, as shown in table 2:
TABLE 2 Block-well planning yield report
Based on the shale gas planning scheme design method, a productivity report is generated according to the block production wells, and the table design is as shown in table 3:
| year of year | Block name | Production well | Parturition of labor | New capacity |
TABLE 3 productivity report of block production well
Example 2
In the shale gas planning scheme design method provided in embodiment 1, during the process of establishing the single-well mode data model, the single-well mode data is generated by using the single-well mode parameters, and in this embodiment, the single-well mode data is generated by directly importing the single-well mode data, specifically: downloading a single well mode data template, inputting data according to the single well mode data template, saving the data into a file, importing the file to generate single well mode data, wherein the single well mode data comprise a decrement rate, a year, a first half year proportion, a first half year yield, a second half year yield and a whole year yield, and the first half year proportion represents the proportion of the first half year yield to the normal whole year yield.
Referring to example 1, the subsequent shale gas planning scheme design is performed according to the generated single well model data.
Example 3
At present, shale gas planning mainly adopts traditional manual distribution, analysis and summary modes and has the following problems: 1) The efficiency is relatively low: multiple places need to be changed during adjustment and calculation, the linkage is poor, and errors are easy to occur particularly when the data size is large, so that the efficiency is low; 2) Inflexibility: on one hand, the well region is inconvenient to adjust corresponding to a single well mode, and is not beneficial to selection of various rules, and on the other hand, the generated report is inflexible and cannot generate different reports according to conditions; 3) The application is inconvenient: on one hand, the intelligent data storage system is not intelligent enough, the user use interactivity is poor, the user is inconvenient to operate in a fool manner, on the other hand, data storage is not consistent, historical data query is not facilitated, and later-stage data analysis and use are not facilitated.
In order to improve the design efficiency of the shale gas planning scheme, solve the problems of inflexibility of adjustment of a single well mode corresponding to a well region and generation of a report and the like, and improve the operability of a user, a set of convenient and practical shale gas planning scheme design system is developed by utilizing a computer software development technology, and the yield plan and the production well plan allocation work are quickly realized, the shale gas planning scheme design system is provided in the embodiment and comprises a memory and a processor; the memory for storing program code; the processor is configured to invoke the program code, and when the program code is executed, the processor is configured to execute the shale gas planning scheme design method described in embodiment 1 or embodiment 2.
In this embodiment, the shale gas planning scheme design system includes: the system comprises a system management module, a public data maintenance module, a planning scheme management module and a data statistics query module, wherein the system management module, the public data maintenance module, the planning scheme management module and the data statistics query module are in communication connection with one another, and the system management module is used for user information management (system user information), system function management (system function), role management (system role), role authority management (role function authority), user role management (user role), data dictionary management (database table field definition) and help (system help description).
The public data maintenance module is used for block information maintenance (block basic information), well area information maintenance (well area information), company information maintenance (company information), well area company information management (well area company information), decrement rate mode maintenance (decrement rate mode information) and single well mode maintenance (single well mode basic information, parameters and data models).
The planning scheme management module is used for setting basic information of a planning scheme (basic information of the planning scheme), setting parameters of the planning scheme (planning scheme parameters: corresponding single-well mode data models are arranged on blocks or well zones, one well zone can correspond to different single-well mode data models in different time periods), setting annual output of the planning scheme (importing or setting annual planned output), and designing the planning scheme (importing old wells and calculating new production wells and new well wells).
The result designed by the planning scheme needs to be provided for the user in a visual display mode, so that the user can conveniently, simply and efficiently and comprehensively sense and output the result, and the data statistics query module is used for outputting a well area accumulated yield report, a block-well area annual yield report, a block-well area newly-built capacity report and a block-well area production well report and exporting the results in word and Excel formats.
In actual development, a typical simple factory mode is adopted for development and design of the shale gas planning scheme design system, the shale gas planning scheme design system is composed of a front-end display layer, a middle service layer and a background data layer, wherein the front-end display layer only needs to complete relatively simple functions such as data display, user event response and the like, the service layer completes relatively complex service logic processing, and the data layer performs professional data storage management.
As shown in FIG. 3, the data layer includes a common base database in which block base data, well zone base data, company base data, well zone company data, decrement rate data, single well pattern data, and the like are stored.
As shown in fig. 3, the service layer includes basic data management of blocks, wells, companies, etc., single well mode data generation, basic information setting of a planning plan, parameter setting of a planning plan, annual output setting of a planning plan, and calculation of a project well of a planning plan.
As shown in fig. 3, the display layer includes report outputs such as cumulative well yield, block-well zone annual yield, block-well zone newly-built capacity, block-well zone production well, and the like.
Finally, in the practical use process, the shale gas planning and designing system disclosed in the embodiment has the requirement of single machine operation, the system adopts a C/S mode, the consistency of data is considered, a database supports two situations of local machine and network sharing, and the C # + MYSQL is supposed to be adopted to complete the development of the system.
It should be noted that, in the description of the present application, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. Further, in the description of the present application, the meaning of "a plurality" means at least two unless otherwise specified.
Any process or method descriptions in flow charts or otherwise described herein may be understood as representing modules, segments, or portions of code which include one or more executable instructions for implementing specific logical functions or steps of the process, and the scope of the preferred embodiments of the present application includes other implementations in which functions may be executed out of order from that shown or discussed, including substantially concurrently or in reverse order, depending on the functionality involved, as would be understood by those reasonably skilled in the art of the present application.
It should be understood that portions of the present application may be implemented in hardware, software, firmware, or a combination thereof. In the above embodiments, the various steps or methods may be implemented in software or firmware stored in memory and executed by a suitable instruction execution system. For example, if implemented in hardware, as in another embodiment, any one or combination of the following technologies, which are well known in the art, may be used: a discrete logic circuit having a logic gate circuit for implementing a logic function on a data signal, an application specific integrated circuit having an appropriate combinational logic gate circuit, a Programmable Gate Array (PGA), a Field Programmable Gate Array (FPGA), or the like.
It will be understood by those skilled in the art that all or part of the steps carried by the method for implementing the above embodiments may be implemented by hardware related to instructions of a program, which may be stored in a computer readable storage medium, and when the program is executed, the program includes one or a combination of the steps of the method embodiments.
In addition, functional units in the embodiments of the present application may be integrated into one processing module, or each unit may exist alone physically, or two or more units are integrated into one module. The integrated module can be realized in a hardware mode, and can also be realized in a software functional module mode. The integrated module, if implemented in the form of a software functional module and sold or used as a stand-alone product, may also be stored in a computer readable storage medium.
The storage medium mentioned above may be a read-only memory, a magnetic or optical disk, etc.
In the description herein, reference to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the application. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
Although embodiments of the present application have been shown and described above, it is understood that the above embodiments are exemplary and should not be construed as limiting the present application, and that variations, modifications, substitutions and alterations may be made to the above embodiments by those of ordinary skill in the art within the scope of the present application.
Claims (10)
1. A design method of a shale gas planning scheme is characterized by comprising the following steps:
s1: collecting shale gas basic data;
s2: establishing a decrement rate mode data;
s3: establishing a single-well mode data model according to the single-well data of the shale gas;
s4: forming a common basic database according to the shale gas basic data, the decrement rate mode data and the single-well mode data model;
s5: newly establishing a planning scheme and setting basic information of the planning scheme;
s6: setting a single-well mode data model corresponding to the current well region, and setting different single-well mode data models in different time periods according to the same well region;
s7: setting or importing the annual planned yield of the well region;
s8: setting or importing the current annual number, annual output and corresponding old well decrement rate of the original old well of the well region to generate original old well output data;
s9: calculating a new production well and a new well each year according to the single well mode data model set in the step S6, the annual planned production in the step S7 and the original old well production data generated in the step S8;
s10: completing an initial plan of a shale gas planning scheme according to a new production well and a new well each year;
s11: and optimizing and adjusting the initial plan, and generating a shale gas planning scheme.
2. The method of claim 1, wherein the shale gas basic data comprises block basic data, well zone basic data, company basic data, and well zone company basic data;
wherein the block basic data comprises a block number, a block name, and a current block state;
the well zone basic data comprises a well zone number, a well zone name, the maximum well number contained in the well zone, the block number of the well zone and the current well zone state;
the company basic data comprises a company number, a company name and a company description;
the basic data of the well area company comprises a well area number, a company number and remarks.
3. The shale gas planning program design method of claim 1, wherein the decline rate model data comprises a decline rate number, a decline rate name and decline rate data, the decline rate data representing a proportion of the next year production decline, and stored are 1-10 years of decline rate data, the 10 years of subsequent decline rate being the same as the ten year decline rate.
4. The shale gas planning scheme design method of claim 1, wherein the basic information of the planning scheme comprises a scheme code, a scheme name, a scheme creator and a scheme creation time.
5. The shale gas planning scheme design method of claim 1, wherein the single well model data model is capable of generating annual planned production per year after different single well productions according to single well model basic information and single well model parameters;
the single-well mode basic information comprises a single-well mode code, a single-well mode name, a single-well mode creator, single-well mode creation time and remarks;
the single well mode parameters comprise single well mode codes, daily production allocation, production days, production year, relative time of production, production terminating year, decrement rate mode codes and drilling success rate.
6. The shale gas planning project design method of claim 1, wherein the annual planned production is set to not exceed a well limit production value according to the maximum number of wells to accommodate and the total number of newly drilled wells.
7. The shale gas planning scheme design method of claim 5, wherein the single well model data model is established as follows:
s301: setting basic information of a single-well mode;
s302: setting single well mode parameters;
s303: selecting direct import or generating single-well mode data by using the single-well mode parameters, and entering S304 if the direct import is selected; if the single-well mode parameter generation is selected, entering S305;
s304: downloading a single well mode data template, inputting data according to the single well mode data template, storing the data into a file, and importing the file to generate single well mode data;
s305: setting the proportion of the first half year, calculating the yield of all single wells according to the single well mode parameters and the proportion of the first half year, and generating single well mode data according to the relative production time;
s306: performing secondary editing through the generated single-well mode data, and then storing to generate a final single-well mode data model;
wherein the first half year ratio represents a ratio of the first half year yield to the normal full year yield.
8. The shale gas planning scheme designing method of claim 1, wherein in the step S11, the initial plan is optimized according to a rule of new well drilling in the previous year > new well drilling in the next year, and the optimized plan is obtained after the initial plan is adjusted;
and generating new drilling wells, new production wells and new production well yield reports of different well areas according to the initial plan and the optimization plan so as to form a shale gas planning scheme.
9. The shale gas planning scheme design method of claim 8, wherein the shale gas planning scheme is displayed to a user in a visual manner or directly derived.
10. A shale gas planning scheme design system, comprising a memory and a processor;
the memory for storing program code;
the processor, configured to invoke the program code, and when the program code is executed, configured to perform the shale gas planning project design method of any of claims 1-9.
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