CN112883473B - Drilling engineering design generating device and method - Google Patents
Drilling engineering design generating device and method Download PDFInfo
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- CN112883473B CN112883473B CN202110208953.7A CN202110208953A CN112883473B CN 112883473 B CN112883473 B CN 112883473B CN 202110208953 A CN202110208953 A CN 202110208953A CN 112883473 B CN112883473 B CN 112883473B
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Abstract
The invention belongs to the technical field of drilling engineering, and particularly relates to a drilling engineering design generating device and method. The drilling engineering design generating device comprises a data importing module, a database, a basic design analysis module, a drilling engineering scheme generating module, wherein the output end of the data importing module is electrically connected with the database, the output end of the database is electrically connected with the basic design analysis module and the drilling engineering scheme generating module respectively, and the database is electrically connected with the drilling engineering scheme generating module in a two-way manner. According to the invention, a plurality of databases are established, drilling static data and drilling dynamic data are combined, an optimal well structure is quickly called from an oilfield scheme library according to geological design requirements, and drilling engineering design is automatically completed by combining adjacent well conditions, so that the accuracy and timeliness of the drilling engineering design are improved.
Description
Technical Field
The invention belongs to the technical field of drilling engineering, and particularly relates to a drilling engineering design generating device and method.
Background
With the continuous deep development of oil and gas field exploration, the number of well completion wells is continuously increased in the oil and gas field exploration and development, the types of well bores are different, the underground is complicated and diversified, the number of well drilling engineering designs is large, the types are multiple, the involved area is wide, the difficulty in data review is large, and due to the requirement of yield, the actual oil and gas field exploration and development requires the time for completing the well drilling engineering designs, and great difficulty is caused in timely and smooth completion of the well drilling engineering designs.
Along with the deeper and deeper stratum of exploration and development and higher drilling difficulty, the existing drilling engineering design means mainly can not effectively and timely optimize and adjust the drilling scheme for the problems in the actual drilling process due to uncertainty of geological conditions according to static data such as adjacent well design, well history and the like when the scheme is designed.
Disclosure of Invention
Aiming at the problems, the invention aims to provide a drilling engineering design generating device and method, which are used for combining drilling static data with drilling dynamic data by establishing a plurality of databases, rapidly calling an optimal well structure from an oilfield scheme library according to geological design requirements, automatically completing drilling engineering design by combining adjacent well conditions, and improving the accuracy and timeliness of the drilling engineering design.
The technical scheme of the invention is as follows: the drilling engineering design generating device comprises a data importing module, a database, a basic design analysis module, a drilling design analysis module and a drilling engineering scheme generating module, wherein: the output end of the data importing module is electrically connected with the database, the output end of the database is electrically connected with the basic design analysis module and the while-drilling design analysis module respectively, the database is electrically connected with the drilling engineering scheme generating module in a two-way manner, the output end of the basic design analysis module is electrically connected with the drilling engineering scheme generating module, and the while-drilling design analysis module is electrically connected with the drilling engineering scheme generating module; the data importing module comprises a design data importing module, a field data real-time importing module and an Internet automatic updating module, the basic design analysis module comprises a basic data inquiring module, a basic data replacing module and a basic data calculating module, and the while-drilling design analysis module comprises a while-drilling data inquiring module, a while-drilling data replacing module and a while-drilling data calculating module; the databases comprise a single well geological design library, an oil and gas field scheme library, a local government regulation library, an industry standard library, an adjacent well drilling and completion database, a well complex new technology recommendation library, an oil field drilling equipment standard warehouse, an oil field casing and accessory library, an oil field company technical specification, a project group technical requirement library, an oil field company well bore damage database and a drilling and completion string stress analysis library.
The design data importing module comprises a geological design importing module and a drilling engineering design template importing module, wherein the geological design importing module is used for importing geological designs of a required drilling engineering design well, and the drilling engineering design template importing module is used for importing a drilling engineering design motherboard set by a first party.
The geological design of the well engineering design well required by the geological design importing module comprises geographical overview, oil reservoir geological features, well position deployment, design well geological layering, complex condition prompt and construction requirements, wherein the oil reservoir geological features comprise reservoir features, fluid properties, stratum pressure and temperature, the well position deployment comprises wellhead coordinates and target area design, and the construction requirements comprise drilling fluid requirements, logging requirements and logging requirements.
The drilling engineering design template importing module imports a drilling engineering design motherboard set by a first party, and comprises design basis, technical indexes and quality requirements, engineering design, health safety and environment management and well completion submitting data, wherein the design basis comprises drilling engineering design basis, basic data, meteorological data and regional traffic conditions, target data, geological layering and hydrocarbon water layers, adjacent well drilling fluid use and complex conditions, the technical indexes and the quality requirements comprise well quality requirements, casing layer sequence and well cementation quality requirements and drilling requirements, the engineering design comprises well structure, drilling machine type selection and drilling main equipment, well section and track design, drilling tool combination, drilling fluid design, drill bit design, drilling parameter design, hydrocarbon well pressure control, well cementation design, construction key requirements of each drilling or well division, well completion wellhead device and well drilling progress plan.
The Internet automatic updating module is automatically connected to a rule base and a standard base issued by the national government, local government and drilling industry, and corresponding rules and standards are automatically obtained and updated into the database.
The on-site data real-time importing module is provided with an on-site data collecting interface for receiving drilling, and can obtain drilling data and logging data in the drilling process in real time.
A drilling engineering design generating method uses any drilling engineering design generating device as described above, and specifically comprises the following steps:
s1: importing the geological design of the well to be drilled from a geological design importing module into a database, importing a drilling engineering design motherboard set by a first party into the database from the drilling engineering design template importing module, and starting drilling engineering design;
s2: the basic design analysis module calls information in the database, and static design of drilling engineering is carried out through the basic data query module, the basic data replacement module and the basic data calculation module;
s3: carrying out drilling engineering static design through the basic design analysis module in the step S2, leading the result into the drilling engineering scheme generation module to form a preliminary drilling engineering design, and storing the preliminary drilling engineering design in a database, and starting drilling operation through the preliminary drilling engineering design;
s4: in the drilling operation process, the field data real-time importing module imports drilling field data into a database at any time, the while-drilling design analysis module invokes information in the database, and the drilling engineering dynamic design is carried out through the while-drilling data inquiring module, the while-drilling data replacing module and the while-drilling data calculating module;
s5: and (4) carrying out drilling engineering dynamic design through the while-drilling design analysis module in the step (S4), and importing the result into a drilling engineering scheme generation module to form a final drilling engineering design and storing the final drilling engineering design in a database.
The static design of the drilling engineering in the S2 specifically comprises the following steps:
s21: obtaining relevant latest law mark, requirement and replacement from local government rule base;
s22: obtaining relevant latest industry labels, main contents and replacing from an industry standard library;
s23: acquiring a well number, a well mouth coordinate, a target point coordinate and a geographic position from a single well geological design library and replacing;
s24: obtaining and replacing a recommended well structure in the local area from an oil-gas field scheme library in the current year;
s25: obtaining geographical environment, traffic, communication, weather, hydrology, formation pressure, pore pressure, cracking pressure, hydrogen sulfide content, drilling and meeting formation data of adjacent wells with square circles of 5-10 square kilometers from a single well geological design library, and replacing;
s26: acquiring various underground complex conditions, well structures, drilling tool structures, drilling parameters, drilling fluid performances, drilling speeds, casing running, well cementation and pressure test conditions of adjacent wells with square circles of 5-10 square kilometers from an adjacent well drilling and completion database, and automatically recommending 3-5 schemes;
s27: selecting drilling equipment according to well depth, well type and underground complexity by combining the oil field drilling equipment access library;
s28: acquiring a recommended well structure in a local area from an oil-gas field scheme library of the year, and determining the surface casing running depth by combining the drilling condition of an adjacent well;
s29: according to the sulfur-containing condition of an adjacent well drilling and completion database and the geological design requirement of a single well, automatically selecting a wellhead blowout preventer combination, and the length of wellhead blowout pipe lines, the number of hydrogen sulfide alarms and the number of exhaust fans;
s210: automatically selecting a deflecting point according to the measured wellbore data of the upper part of an adjacent well, the number of wells distributed around the adjacent well and the anti-collision requirement, so as to realize anti-collision and quick drilling;
s211: automatically completing the sleeve design according to an oilfield sleeve accessory library, oilfield company technical specifications, project group requirements, an oilfield company annual well bore damage database and a drilling and completion string stress analysis library;
s212: automatically obtaining the structure and parameters of the pigging drill for simulating the similar rigidity of the casing from the prompt of coping with the underground complex new technology library and the well damage database of the oilfield company in the years;
s213: obtaining a diameter-variable casing centralizer recommended in an inclined well section from a well complex technology library to improve the centering of the casing;
s214: obtaining a full-shaft pressure test scheme from a well complex new technology library, and preventing the casing string from leaking under the action of a higher pressure test value;
the dynamic design of the drilling engineering in the S4 specifically comprises the following steps:
s41: according to the well depth, stratum and borehole size of drilling, automatically obtaining corresponding recommended technologies, measures and tool supports from the recommends of the underground complex new technology library;
s42: according to the measured borehole data of the adjacent well, the azimuth of the negative displacement of the drill bit is automatically selected, the drilling borehole track and the borehole track of the adjacent well are smaller than 50 meters, and the automatic alarm is carried out, so that collision prevention is avoided;
s43: in the drilling process, according to the drilling condition, automatically obtaining the support of new tools, new drilling tools, drill bits, screws, variable diameter centralizers and drilling parameters from a corresponding underground complex new technology library, and rapidly drilling in the full-force torsion direction and the inclination increasing well section;
s44: drilling to 100 meters before predicting the complex well section, automatically prompting and adjusting the performance of drilling fluid according to the prompting condition of the adjacent well drilling and completion database, and preventing underground complex conditions;
s45: according to the adjacent well drilling and completion database, the direction of formation cracks or the main stress in the changed area is obtained, the drilling well track is timely adjusted, and the leakage is prevented from being continuously increased, so that the drilling time efficiency is prevented from being influenced;
s46: when the lost circulation well section is definite by 50-80 meters and the plugging is poor for a plurality of times by using drilling fluid, corresponding isolation pipe tools are recommended from a corresponding underground complex new technology library, so that the effect of radical treatment is achieved;
s47: entering a window, adjusting a drilling tool structure, and acquiring drilling parameters from a drilling and completion database of an adjacent well to ensure safe and rapid drilling of a horizontal section;
s48: when the target point is adjusted up and down according to geological requirements, the up-and-down line of drill bit adjustment is automatically obtained according to a well complex new technology library and a well drilling and completion string stress analysis library, so that the failure of a drilling tool is prevented, and the safe running of a casing is ensured;
s49: when the abrasion resistance of the drilling tool is more than 30 tons, corresponding support of a drilling tool torsion pendulum device and a drilling peristaltic device is automatically obtained from a corresponding underground complex new technology library;
s410: when the abrasion resistance of the drilling tool is predicted to be more than 45-50 tons and repeated reaming cannot be reduced, according to technical specifications of oil field companies, requirements of project groups and requirements of oil field companies on a database of well bore damage in the past year, the drilling is recommended to be completed in order to ensure that the casing is safely put in;
s411: the parameters of the safety lifting and lowering measures after meeting the blockage in the process of the casing string lowering are obtained from a well complex new technology library, so that the hidden danger of sealing of the casing thread in the process of lowering is prevented.
The invention has the technical effects that: 1. aiming at the existing drilling engineering design means, the invention mainly adopts the on-site actual drilling situation to combine with the adjacent well data according to the adjacent well design, well history and other static data when the scheme design is carried out, thereby timely adjusting the design parameters and measures and ensuring the high-efficiency drilling; 2. according to the invention, a plurality of databases are established, related data, schemes, measures, parameters, formulas and the like are included, an optimal well structure is quickly called from an oilfield scheme library according to geological design requirements, and the drilling engineering design is automatically grabbed, calculated, compared, early-warned, recalculated and automatically completed from the databases in combination with the condition of adjacent wells, so that the accuracy and timeliness of the drilling engineering design are improved.
Further description will be made below with reference to the accompanying drawings.
Drawings
FIG. 1 is a block diagram of a drilling engineering design generating device of the present invention.
Detailed Description
Example 1
In order to solve the problem that the conventional drilling engineering design only depends on drilling static data, and the drilling scheme cannot be effectively and timely optimized and adjusted for the problems in the actual drilling process, the invention provides the drilling engineering design generating device shown in the figure 1.
As shown in fig. 1, a drilling engineering design generating device includes a data importing module, a database, a basic design analysis module, a while-drilling design analysis module, and a drilling engineering scheme generating module, wherein: the output end of the data importing module is electrically connected with the database, the output end of the database is electrically connected with the basic design analysis module and the while-drilling design analysis module respectively, the database is electrically connected with the drilling engineering scheme generating module in a two-way manner, the output end of the basic design analysis module is electrically connected with the drilling engineering scheme generating module, and the while-drilling design analysis module is electrically connected with the drilling engineering scheme generating module; the data importing module comprises a design data importing module, a field data real-time importing module and an Internet automatic updating module, the basic design analysis module comprises a basic data inquiring module, a basic data replacing module and a basic data calculating module, and the while-drilling design analysis module comprises a while-drilling data inquiring module, a while-drilling data replacing module and a while-drilling data calculating module; the databases comprise a single well geological design library, an oil and gas field scheme library, a local government regulation library, an industry standard library, an adjacent well drilling and completion database, a well complex new technology recommendation library, an oil field drilling equipment standard warehouse, an oil field casing and accessory library, an oil field company technical specification, a project group technical requirement library, an oil field company well bore damage database and a drilling and completion string stress analysis library.
According to the invention, a single well geological design library, an oil-gas field scheme library, a local government regulation library, an industry standard library, an adjacent well drilling and completion database, a well complex new technology recommendation library, an oil field drilling equipment standard warehouse, an oil field casing and accessory library, an oil field company technical specification, a project group technical requirement library, an oil field company well bore damage database and a drilling and completion pipe column stress analysis library are built, and through a design data import module, a field data real-time import module and an Internet automatic update module, drilling static data and drilling dynamic data are combined, an optimal well structure is quickly acquired from the oil field scheme library according to geological design requirements, drilling engineering design is automatically completed by combining adjacent well conditions, and the accuracy and timeliness of the drilling engineering design are improved.
The single well geological design library is used for storing single well geological designs imported from the data importing module, so that the drilling engineering design is accurately designed according to parameters required by the geological design, the oil and gas field scheme library is used for storing all-year overall design schemes of oil and gas field development, searching for the drilling engineering schemes recommended by all-year oil and gas fields is facilitated, the local government regulation library is used for storing government regulations concerning the oil and gas field development issued by local government in the area where the oil field is located, the drilling engineering design is enabled to meet the local government regulation requirements, the industry standard library is used for storing various industry standards issued by the gas field development industry, the drilling engineering design is enabled to meet the industry standard requirements, the adjacent well drilling and completion database is used for storing well history data of well periphery to be designed for well drilling, the condition of adjacent wells around the designed well is convenient to search for the drilling engineering design, the new technology recommendation library is used for storing new technical schemes adopted by oil fields in different areas for coping with underground complexity, is convenient for drilling engineering design to quickly select new technology when coping with underground complexity, the oil field drilling equipment access library is used for storing various drilling rigs and corresponding matched equipment which are already admitted in oil field areas, is convenient for quickly selecting various drilling rigs and corresponding matched equipment which are already admitted in oil field areas in drilling engineering design, the oil field casing and accessory library is used for storing the size, type and quantity of all casings currently used by oil fields and corresponding casing accessory data, is convenient for selecting the size, type and quantity of all casings currently used by oil fields and corresponding casing accessories in drilling engineering design, the technical requirement library of technical specification project groups of oil field companies is used for storing technical requirement data of oil field companies and project groups for oil well design in different areas, the method is convenient for the drilling engineering design to meet the technical requirement data of oil field companies and project groups on oil well designs in different areas, is used for guiding engineering acceptance, is used for storing the well shaft damage data of oil field companies which have finished drilling oil wells, is convenient for the drilling engineering design to select a sleeve meeting the quality requirement of block oil well shafts, prevents the occurrence of well shaft damage, is used for carrying out stress analysis on the drilling and completion pipe columns, and is convenient for quickly checking whether the selected drilling and completion pipe columns can meet the use requirement in the drilling engineering design.
Example 2
Preferably, in this embodiment, on the basis of embodiment 1, the design data importing module preferably includes a geological design importing module and a drilling engineering design template importing module, where the geological design importing module is used for importing a geological design of a desired drilling engineering design well, and the drilling engineering design template importing module is used for importing a drilling engineering design motherboard set by a first party. The geological design of the well engineering design well required by the geological design importing module comprises geographical overview, oil reservoir geological features, well position deployment, design well geological layering, complex condition prompt and construction requirements, wherein the oil reservoir geological features comprise reservoir features, fluid properties, stratum pressure and temperature, the well position deployment comprises wellhead coordinates and target area design, and the construction requirements comprise drilling fluid requirements, logging requirements and logging requirements. The drilling engineering design template importing module imports a drilling engineering design motherboard set by a first party, and comprises design basis, technical indexes and quality requirements, engineering design, health safety and environment management and well completion submitting data, wherein the design basis comprises drilling engineering design basis, basic data, meteorological data and regional traffic conditions, target data, geological layering and hydrocarbon water layers, adjacent well drilling fluid use and complex conditions, the technical indexes and the quality requirements comprise well quality requirements, casing layer sequence and well cementation quality requirements and drilling requirements, the engineering design comprises well structure, drilling machine type selection and drilling main equipment, well section and track design, drilling tool combination, drilling fluid design, drill bit design, drilling parameter design, hydrocarbon well pressure control, well cementation design, construction key requirements of each drilling or well division, well completion wellhead device and well drilling progress plan.
In the actual use process, the drilling engineering design template importing module is used for importing the drilling engineering design mother board set by the first party, so that the content of the drilling engineering design can be conveniently adjusted and output, and the requirements of the first party are met.
Preferably, the internet automatic updating module is automatically connected to a rule base and a standard base issued by the national government and the local government and the drilling industry, and corresponding rules and standards are automatically obtained and updated into the database.
In the actual use process, the internet automatic updating module is automatically connected to a rule base and a standard base issued by the national government, local government and the drilling industry, and corresponding rules and standards are automatically obtained and updated into the database, so that the generated drilling engineering design can be ensured to meet the requirements of the national government, local government and the drilling industry, and is a qualified drilling design.
Preferably, the on-site data real-time importing module is provided with an on-site data collecting interface for receiving drilling, so that drilling data and logging data in the drilling process can be obtained in real time.
In the actual use process, the drilling engineering design is guaranteed to effectively and timely optimize and adjust the drilling scheme for the problems in the actual drilling process, the dynamic design is formed, and high-efficiency drilling is guaranteed.
Example 3
A drilling engineering design generating method uses any drilling engineering design generating device as described above, and specifically comprises the following steps:
s1: importing the geological design of the well to be drilled from a geological design importing module into a database, importing a drilling engineering design motherboard set by a first party into the database from the drilling engineering design template importing module, and starting drilling engineering design;
s2: the basic design analysis module calls information in the database, and static design of drilling engineering is carried out through the basic data query module, the basic data replacement module and the basic data calculation module;
s3: carrying out drilling engineering static design through the basic design analysis module in the step S2, leading the result into the drilling engineering scheme generation module to form a preliminary drilling engineering design, and storing the preliminary drilling engineering design in a database, and starting drilling operation through the preliminary drilling engineering design;
s4: in the drilling operation process, the field data real-time importing module imports drilling field data into a database at any time, the while-drilling design analysis module invokes information in the database, and the drilling engineering dynamic design is carried out through the while-drilling data inquiring module, the while-drilling data replacing module and the while-drilling data calculating module;
s5: and (4) carrying out drilling engineering dynamic design through the while-drilling design analysis module in the step (S4), and importing the result into a drilling engineering scheme generation module to form a final drilling engineering design and storing the final drilling engineering design in a database.
The static design of the drilling engineering in the S2 specifically comprises the following steps:
s21: obtaining relevant latest law mark, requirement and replacement from local government rule base;
s22: obtaining relevant latest industry labels, main contents and replacing from an industry standard library;
s23: acquiring a well number, a well mouth coordinate, a target point coordinate and a geographic position from a single well geological design library and replacing;
s24: obtaining and replacing a recommended well structure in the local area from an oil-gas field scheme library in the current year;
s25: obtaining geographical environment, traffic, communication, weather, hydrology, formation pressure, pore pressure, cracking pressure, hydrogen sulfide content, drilling and meeting formation data of adjacent wells with square circles of 5-10 square kilometers from a single well geological design library, and replacing;
s26: acquiring various underground complex conditions, well structures, drilling tool structures, drilling parameters, drilling fluid performances, drilling speeds, casing running, well cementation and pressure test conditions of adjacent wells with square circles of 5-10 square kilometers from an adjacent well drilling and completion database, and automatically recommending 3-5 schemes;
s27: selecting drilling equipment according to well depth, well type and underground complexity by combining the oil field drilling equipment access library;
s28: acquiring a recommended well structure in a local area from an oil-gas field scheme library of the year, and determining the surface casing running depth by combining the drilling condition of an adjacent well;
s29: according to the sulfur-containing condition of an adjacent well drilling and completion database and the geological design requirement of a single well, automatically selecting a wellhead blowout preventer combination, and the length of wellhead blowout pipe lines, the number of hydrogen sulfide alarms and the number of exhaust fans;
s210: automatically selecting a deflecting point according to the measured wellbore data of the upper part of an adjacent well, the number of wells distributed around the adjacent well and the anti-collision requirement, so as to realize anti-collision and quick drilling;
s211: automatically completing the sleeve design according to an oilfield sleeve accessory library, oilfield company technical specifications, project group requirements, an oilfield company annual well bore damage database and a drilling and completion string stress analysis library;
s212: automatically obtaining the structure and parameters of the pigging drill for simulating the similar rigidity of the casing from the prompt of coping with the underground complex new technology library and the well damage database of the oilfield company in the years;
s213: obtaining a diameter-variable casing centralizer recommended in an inclined well section from a well complex technology library to improve the centering of the casing;
s214: obtaining a full-shaft pressure test scheme from a well complex new technology library, and preventing the casing string from leaking under the action of a higher pressure test value;
the dynamic design of the drilling engineering in the S4 specifically comprises the following steps:
s41: according to the well depth, stratum and borehole size of drilling, automatically obtaining corresponding recommended technologies, measures and tool supports from the recommends of the underground complex new technology library;
s42: according to the measured borehole data of the adjacent well, the azimuth of the negative displacement of the drill bit is automatically selected, the drilling borehole track and the borehole track of the adjacent well are smaller than 50 meters, and the automatic alarm is carried out, so that collision prevention is avoided;
s43: in the drilling process, according to the drilling condition, automatically obtaining the support of new tools, new drilling tools, drill bits, screws, variable diameter centralizers and drilling parameters from a corresponding underground complex new technology library, and rapidly drilling in the full-force torsion direction and the inclination increasing well section;
s44: drilling to 100 meters before predicting the complex well section, automatically prompting and adjusting the performance of drilling fluid according to the prompting condition of the adjacent well drilling and completion database, and preventing underground complex conditions;
s45: according to the adjacent well drilling and completion database, the direction of formation cracks or the main stress in the changed area is obtained, the drilling well track is timely adjusted, and the leakage is prevented from being continuously increased, so that the drilling time efficiency is prevented from being influenced;
s46: when the lost circulation well section is definite by 50-80 meters and the plugging is poor for a plurality of times by using drilling fluid, corresponding isolation pipe tools are recommended from a corresponding underground complex new technology library, so that the effect of radical treatment is achieved;
s47: entering a window, adjusting a drilling tool structure, and acquiring drilling parameters from a drilling and completion database of an adjacent well to ensure safe and rapid drilling of a horizontal section;
s48: when the target point is adjusted up and down according to geological requirements, the up-and-down line of drill bit adjustment is automatically obtained according to a well complex new technology library and a well drilling and completion string stress analysis library, so that the failure of a drilling tool is prevented, and the safe running of a casing is ensured;
s49: when the abrasion resistance of the drilling tool is more than 30 tons, corresponding support of a drilling tool torsion pendulum device and a drilling peristaltic device is automatically obtained from a corresponding underground complex new technology library;
s410: when the abrasion resistance of the drilling tool is predicted to be more than 45-50 tons and repeated reaming cannot be reduced, according to technical specifications of oil field companies, requirements of project groups and requirements of oil field companies on a database of well bore damage in the past year, the drilling is recommended to be completed in order to ensure that the casing is safely put in;
s411: the parameters of the safety lifting and lowering measures after meeting the blockage in the process of the casing string lowering are obtained from a well complex new technology library, so that the hidden danger of sealing of the casing thread in the process of lowering is prevented.
The present invention is not limited to the above-mentioned embodiments, and any changes or substitutions that can be easily understood by those skilled in the art within the technical scope of the present invention are intended to be included in the scope of the present invention.
Claims (6)
1. A drilling engineering design generation method is characterized in that: the drilling engineering design generating device comprises a data importing module, a database, a basic design analysis module, a drilling design analysis module and a drilling engineering scheme generating module, wherein: the output end of the data importing module is electrically connected with the database, the output end of the database is electrically connected with the basic design analysis module and the while-drilling design analysis module respectively, the database is electrically connected with the drilling engineering scheme generating module in a two-way manner, the output end of the basic design analysis module is electrically connected with the drilling engineering scheme generating module, and the while-drilling design analysis module is electrically connected with the drilling engineering scheme generating module; the data importing module comprises a design data importing module, a field data real-time importing module and an Internet automatic updating module, the basic design analysis module comprises a basic data inquiring module, a basic data replacing module and a basic data calculating module, and the while-drilling design analysis module comprises a while-drilling data inquiring module, a while-drilling data replacing module and a while-drilling data calculating module; the database comprises a single well geological design library, an oil and gas field scheme library, a local government regulation library, an industry standard library, an adjacent well drilling and completion database, a well-under-well complex new technology recommendation library, an oil field drilling equipment standard warehouse, an oil field casing and accessory library, an oil field company technical specification, a project group technical requirement library, an oil field company well bore damage database and a drilling and completion string stress analysis library; the method comprises the following steps:
s1: importing the geological design of the well to be drilled from a geological design importing module into a database, importing a drilling engineering design motherboard set by a first party into the database from the drilling engineering design template importing module, and starting drilling engineering design;
s2: the basic design analysis module calls information in the database, and static design of drilling engineering is carried out through the basic data query module, the basic data replacement module and the basic data calculation module;
the static design of the drilling engineering in the S2 specifically comprises the following steps:
s21: obtaining relevant latest law mark, requirement and replacement from local government rule base;
s22: obtaining relevant latest industry labels, main contents and replacing from an industry standard library;
s23: acquiring a well number, a well mouth coordinate, a target point coordinate and a geographic position from a single well geological design library and replacing;
s24: obtaining and replacing a recommended well structure in the local area from an oil-gas field scheme library in the current year;
s25: obtaining geographical environment, traffic, communication, weather, hydrology, formation pressure, pore pressure, cracking pressure, hydrogen sulfide content, drilling and meeting formation data of adjacent wells with square circles of 5-10 square kilometers from a single well geological design library, and replacing;
s26: acquiring various underground complex conditions, well structures, drilling tool structures, drilling parameters, drilling fluid performances, drilling speeds, casing running, well cementation and pressure test conditions of adjacent wells with square circles of 5-10 square kilometers from an adjacent well drilling and completion database, and automatically recommending 3-5 schemes;
s27: selecting drilling equipment according to well depth, well type and underground complexity by combining the oil field drilling equipment access library;
s28: acquiring a recommended well structure in a local area from an oil-gas field scheme library of the year, and determining the surface casing running depth by combining the drilling condition of an adjacent well;
s29: according to the sulfur-containing condition of an adjacent well drilling and completion database and the geological design requirement of a single well, automatically selecting a wellhead blowout preventer combination, and the length of wellhead blowout pipe lines, the number of hydrogen sulfide alarms and the number of exhaust fans;
s210: automatically selecting a deflecting point according to the measured wellbore data of the upper part of an adjacent well, the number of wells distributed around the adjacent well and the anti-collision requirement, so as to realize anti-collision and quick drilling;
s211: automatically completing the sleeve design according to an oilfield sleeve accessory library, oilfield company technical specifications, project group requirements, an oilfield company annual well bore damage database and a drilling and completion string stress analysis library;
s212: automatically obtaining the structure and parameters of the pigging drill for simulating the similar rigidity of the casing from the prompt of coping with the underground complex new technology library and the well damage database of the oilfield company in the years;
s213: obtaining a diameter-variable casing centralizer recommended in an inclined well section from a well complex technology library to improve the centering of the casing;
s214: obtaining a full-shaft pressure test scheme from a well complex new technology library, and preventing the casing string from leaking under the action of a higher pressure test value;
s3: carrying out drilling engineering static design through the basic design analysis module in the step S2, leading the result into the drilling engineering scheme generation module to form a preliminary drilling engineering design, and storing the preliminary drilling engineering design in a database, and starting drilling operation through the preliminary drilling engineering design;
s4: in the drilling operation process, the field data real-time importing module imports drilling field data into a database at any time, the while-drilling design analysis module invokes information in the database, and the drilling engineering dynamic design is carried out through the while-drilling data inquiring module, the while-drilling data replacing module and the while-drilling data calculating module;
the dynamic design of the drilling engineering in the S4 specifically comprises the following steps:
s41: according to the well depth, stratum and borehole size of drilling, automatically obtaining corresponding recommended technologies, measures and tool supports from the recommends of the underground complex new technology library;
s42: according to the measured borehole data of the adjacent well, the azimuth of the negative displacement of the drill bit is automatically selected, the drilling borehole track and the borehole track of the adjacent well are smaller than 50 meters, and the automatic alarm is carried out, so that collision prevention is avoided;
s43: in the drilling process, according to the drilling condition, automatically obtaining the support of new tools, new drilling tools, drill bits, screws, variable diameter centralizers and drilling parameters from a corresponding underground complex new technology library, and rapidly drilling in the full-force torsion direction and the inclination increasing well section;
s44: drilling to 100 meters before predicting the complex well section, automatically prompting and adjusting the performance of drilling fluid according to the prompting condition of the adjacent well drilling and completion database, and preventing underground complex conditions;
s45: according to the adjacent well drilling and completion database, the direction of formation cracks or the main stress in the changed area is obtained, the drilling well track is timely adjusted, and the leakage is prevented from being continuously increased, so that the drilling time efficiency is prevented from being influenced;
s46: when the lost well section of the well is definitely 50-80 m and the plugging is poor for a plurality of times by using the drilling fluid, corresponding isolation pipe tools are recommended from a corresponding underground complex new technology library, so that the effect of radical treatment is achieved;
s47: entering a window, adjusting a drilling tool structure, and acquiring drilling parameters from a drilling and completion database of an adjacent well to ensure safe and rapid drilling of a horizontal section;
s48: when the target point is adjusted up and down according to geological requirements, the up-and-down line of drill bit adjustment is automatically obtained according to a well complex new technology library and a well drilling and completion string stress analysis library, so that the failure of a drilling tool is prevented, and the safe running of a casing is ensured;
s49: when the abrasion resistance of the drilling tool is more than 30 tons, corresponding support of a drilling tool torsion pendulum device and a drilling peristaltic device is automatically obtained from a corresponding underground complex new technology library;
s410: when the abrasion resistance of the drilling tool is predicted to be more than 45-50 tons and repeated reaming cannot be reduced, according to the technical specifications of oil field companies, the requirements of project groups and the requirements of the oil field companies on a database of well bore damage in the past year, the drilling is recommended to be completed in order to ensure the safe running of the casing;
s411: the parameters of the safety lifting and lowering measures after meeting the blockage in the process of the casing string lowering are obtained from a well-corresponding complex new technology library, so that the hidden danger of sealing in the process of the casing thread lowering is prevented;
s5: and (4) carrying out drilling engineering dynamic design through the while-drilling design analysis module in the step (S4), and importing the result into a drilling engineering scheme generation module to form a final drilling engineering design and storing the final drilling engineering design in a database.
2. The drilling engineering design generation method according to claim 1, wherein: the design data importing module comprises a geological design importing module and a drilling engineering design template importing module, wherein the geological design importing module is used for importing geological designs of a required drilling engineering design well, and the drilling engineering design template importing module is used for importing a drilling engineering design motherboard set by a first party.
3. The drilling engineering design generation method according to claim 2, wherein: the geological design of the well engineering design well required by the geological design importing module comprises geographical overview, oil reservoir geological features, well position deployment, design well geological layering, complex condition prompt and construction requirements, wherein the oil reservoir geological features comprise reservoir features, fluid properties, stratum pressure and temperature, the well position deployment comprises wellhead coordinates and target area design, and the construction requirements comprise drilling fluid requirements, logging requirements and logging requirements.
4. The drilling engineering design generation method according to claim 2, wherein: the drilling engineering design template importing module imports a drilling engineering design motherboard set by a first party, and comprises design basis, technical indexes and quality requirements, engineering design, health safety and environment management and well completion submitting data, wherein the design basis comprises drilling engineering design basis, basic data, meteorological data and regional traffic conditions, target data, geological layering and hydrocarbon water layers, adjacent well drilling fluid use and complex conditions, the technical indexes and the quality requirements comprise well quality requirements, casing layer sequence and well cementation quality requirements and drilling requirements, the engineering design comprises well structure, drilling machine type selection and drilling main equipment, well section and track design, drilling tool combination, drilling fluid design, drill bit design, drilling parameter design, hydrocarbon well pressure control, well cementation design, construction key requirements of each drilling or well division, well completion wellhead device and well drilling progress plan.
5. The drilling engineering design generation method according to claim 1, wherein: the Internet automatic updating module is automatically connected to a rule base and a standard base issued by the national government, local government and drilling industry, and corresponding rules and standards are automatically obtained and updated into the database.
6. The drilling engineering design generation method according to claim 1, wherein: the on-site data real-time importing module is provided with an on-site data collecting interface for receiving drilling well, and drilling well data and logging well data in the drilling process are obtained in real time.
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