Digital twinning method for top drive of drilling machine

Abstract

The invention provides a digital twinning method of a drilling machine top drive, which relates to the technical field of drilling machine top drives, and comprises the following steps: aiming at the structural characteristics of the drilling machine top drive, constructing a drilling machine top drive static model comprising a faucet and drilling motor assembly static model, a motor bracket / guide pulley assembly static model and a drill rod screwing-on and screwing-off device assembly static model; based on the drilling machine top drive static model, well drilling production real-time data and drilling machine top drive operation real-time data in the well drilling process are accessed to build a drilling machine top drive database; and according to the data categories of the drilling production real-time data and the drilling machine top drive operation real-time data, performing data driving on the drilling machine top drive static model to obtain a drilling machine top drive digital twinning model which is in virtual-real synchronization with the real-time drilling process. According to the drilling machine top drive digital twinborn body constructed by the invention, the operation state of the drilling machine top drive can be monitored in real time by combining the data of actual equipment with the digital model.

Description

Technical Field

[0001] The present invention relates to the technical field of drilling rig top drive, and is applied to drilling rig top drive digital twin, and specifically, to a drilling rig top drive digital twin method. Background Art

[0002] The top drive of a drilling rig is a kind of drilling mechanical equipment that can directly rotate the drill string from the upper part of the derrick space and send it downward along the special guide rail inside the derrick to complete various drilling operations such as rotating the drill string, circulating drilling fluid, connecting single roots, making and breaking out, and back-marking. The top drive of a drilling rig significantly improves the capacity and efficiency of drilling operations.

[0003] At present, the maintenance of top drives is mainly carried out based on the experience of operators combined with the operating time of the equipment. Sometimes over-warranty or missed maintenance occurs. The early warning and discovery of faults are subject to the technical level of operators, and often lag. Accidents cannot be discovered and prevented in time, which sometimes leads to large economic losses of equipment. How to improve the reliability of equipment safety operation, ensure the long-term efficient and safe operation of key equipment, reduce the risk of unplanned downtime, and comprehensively improve the management of the entire life cycle of equipment is of great significance. In view of the problems of the prior art, the present invention provides a digital twin method for a top drive of a drilling rig. Summary of the invention

[0004] In view of the problems of the current prior art, the present invention provides a digital twin method for a top drive of a drilling rig, the method comprising:

[0005] According to the structural characteristics of the top drive of the drilling rig, a static model of the top drive of the drilling rig is constructed, which includes the static model of the swivel and drilling motor assembly, the static model of the motor bracket / guide pulley assembly, and the static model of the drill pipe upper breakout device assembly;

[0006] Based on the static model of the drilling rig top drive, the real-time drilling production data during the drilling process and the real-time operation data of the drilling rig top drive are accessed to build a drilling rig top drive database;

[0007] According to the data categories of the real-time drilling production data and the real-time operation data of the drilling rig top drive, the static model of the drilling rig top drive is data-driven to obtain a digital twin model of the drilling rig top drive that is synchronized with the real-time drilling process.

[0008] According to one embodiment of the present invention, the static model of the drilling rig top drive further includes: a static model of a balancing system, a static model of a cooling system, a static model of a top drive drilling device control system, and a static model of auxiliary equipment.

[0009] According to one embodiment of the present invention, a static model of a drilling rig top drive including a static model of a faucet and drilling motor assembly, a static model of a motor bracket / guide pulley assembly, and a static model of a drill pipe top breakout device assembly is constructed by the following steps: three-dimensional geometric modeling of the system is performed based on the entity of the target system, and the appearance, shape, proportion and structure of the target system are restored to obtain the static model of the drilling rig top drive.

[0010] According to one embodiment of the present invention, the real-time drilling production data includes but is not limited to: daily drilling report and real-time data of mud logger; the real-time operation data of top drive of drilling rig includes but is not limited to: real-time operation data of faucet and drilling motor assembly, real-time operation data of motor bracket / guide pulley assembly, real-time operation data of breakout device assembly on drill pipe, real-time operation data of balance system, real-time operation data of cooling system, real-time operation data of top drive drilling device control system, and real-time operation data of auxiliary equipment.

[0011] According to an embodiment of the present invention, the data categories of the real-time drilling production data and the real-time data of the drilling rig top drive operation include but are not limited to: drilling conditions, circulation conditions, and tripping conditions.

[0012] According to one embodiment of the present invention, the static model of the drilling rig top drive is data-driven through the following steps: comprehensively analyzing the logical association between the real-time drilling production data and the real-time operation data of the drilling rig top drive to form a multivariable algorithm model, decomposing the actions of each system under different working conditions, forming a correspondence, and realizing the triggering of target system actions under the conditions of changes in the real-time drilling production data and the real-time operation data of the drilling rig top drive.

[0013] According to one embodiment of the present invention, the method further includes: performing model rendering, realizing two-dimensional charts and three-dimensional roaming effect display based on the digital twin model of the drilling rig top drive.

[0014] According to one embodiment of the present invention, the method further includes: for the drilling rig top drive digital twin model, through system model replacement and different data access operations, realizing rapid replication of models of different models and different manufacturers.

[0015] According to another aspect of the present invention, there is further provided a storage medium comprising a series of instructions for executing steps of a digital twin method for a top drive of a drilling rig as described in any one of the above items.

[0016] According to another aspect of the present invention, there is also provided a digital twin device of a drilling rig top drive, which executes a digital twin method of a drilling rig top drive as described in any one of the above items, and the device comprises:

[0017] The drilling rig top drive static model module is used to construct a drilling rig top drive static model including a swivel and drilling motor assembly static model, a motor bracket / guide pulley assembly static model, and a drill pipe top breakout device assembly static model based on the structural characteristics of the drilling rig top drive;

[0018] A drilling rig top drive database module is used to access the real-time drilling production data and the real-time operation data of the drilling rig top drive during the drilling process based on the static model of the drilling rig top drive, so as to build a drilling rig top drive database;

[0019] The drilling rig top drive digital twin model module is used to data-drive the static model of the drilling rig top drive according to the data categories of the real-time drilling production data and the real-time operation data of the drilling rig top drive, so as to obtain a digital twin model of the drilling rig top drive that is synchronized with the real-time drilling process.

[0020] The present invention provides a digital twin method for a drilling rig top drive, which has the following advantages over the prior art: the digital twin of the drilling rig top drive constructed by the present invention can help enterprises diagnose and predict equipment faults. By combining the data of the actual equipment with the digital model, the operating status of the drilling rig top drive can be monitored in real time, and when the drilling rig top drive fails or is abnormal, an alarm is immediately issued. In this way, the enterprise can take timely measures to repair the drilling rig top drive, avoid excessive downtime of the production line, and improve production efficiency. It can also help enterprises to control product quality. By monitoring the operating data of the drilling rig top drive, the quality status of the drilling rig top drive can be analyzed in real time, and when quality problems occur in the drilling rig top drive, the specific equipment and production process can be traced back in time.

[0021] Other features and advantages of the present invention will be described in the following description, and partly become apparent from the description, or understood by practicing the present invention. The purpose and other advantages of the present invention can be realized and obtained by the structures particularly pointed out in the description, claims and drawings. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings:

[0023] Figure 1 A flowchart of the steps of a digital twin method of a drilling rig top drive according to an embodiment of the present invention is shown;

[0024] Figure 2 A schematic diagram of the construction process of a drilling rig top drive digital twin model according to an embodiment of the present invention is shown;

[0025] Figure 3A module composition diagram of a digital twin device of a drilling rig top drive according to an embodiment of the present invention is shown.

[0026] In the accompanying drawings, the same reference numerals are used for the same components. In addition, the accompanying drawings are not drawn according to the actual scale. DETAILED DESCRIPTION

[0027] To make the objectives, technical solutions and advantages of the present invention more clear, the embodiments of the present invention are further described in detail below with reference to the accompanying drawings.

[0028] The prior art (CN104680917A) discloses a top drive simulation system and method, the simulation system includes a top drive simulation operation device, a PLC controller and a control unit, the control unit includes a main control machine, a parameter machine and a graphics processor, the top drive simulation operation device is connected to the PLC controller, the PLC controller is connected to the parameter machine through a serial port, and the parameter machine and the graphics processor are connected to the main control machine through a communication network respectively; the simulation method includes S1: collecting switch and knob status data; S2: sending data to the main control machine; S3: main control machine calculation; S4: virtual presentation. The present invention provides a top drive simulation system and method, the system occupies a small area, has low maintenance costs, is not easy to damage, can provide a full-size, full-physical operating environment, adopts strict underground mathematical simulation, meets the actual process requirements, and the system has a 3D animation display function of the top drive working principle, so that trainees can better understand the working principle of the top drive and the maintenance and maintenance methods of the vulnerable parts.

[0029] However, the prior art (CN104680917A) provides a top drive simulation system and mentions a top drive simulation operation device, but there is no direct connection between the top drive and the digital twin in the prior art (CN104680917A). Therefore, the prior art (CN104680917A) does not disclose the digital twinning of the top drive for drilling.

[0030] The prior art (CN104616552A) discloses a top drive simulation system, which includes a top drive simulation operation device, a PLC controller and a control unit, the control unit includes a main control machine, a parameter machine and a graphics processor, the top drive simulation operation device is connected to the PLC controller, the PLC controller is connected to the parameter machine through a serial port, and the parameter machine and the graphics processor are connected to the main control machine through a communication network respectively. The top drive simulation system can simulate all operations of a real top drive, the control and display elements on the operating table are consistent with the actual control console, and the control of all components of the top drive device can be achieved. According to the actual operation situation, relevant parameters can be displayed in real time to achieve the same effect as on-site operation, and comprehensive training and assessment can be carried out for top drive construction technicians, which can overcome the disadvantages of traditional training methods such as difficulty in training, poor safety, and difficulty in assessment, and provide a set of scientific, standardized, and efficient new training and assessment models for operation training.

[0031] It can be seen that the prior art (CN104616552A) provides a top drive simulation system and mentions a top drive simulation operation device. However, there is no direct connection between the top drive and the digital twin in the prior art (CN104616552A). Therefore, the prior art (CN104616552A) does not disclose the digital twinning of the top drive for drilling.

[0032] In view of the above-mentioned defects of the prior art, the present invention constructs a digital twin mapping model through the top drive entity, and the digital twin is connected to the device entity through the digital twin mapping model; the sensor is installed on the device entity, connected to the device through the data interface, and the relevant data is collected and the protocol is parsed through the digital twin mapping model. The present invention realizes the virtual-real interaction of the top drive device entity in the digital space, which helps to improve the inherent safety of the winch. The present invention realizes the digital twin of the top drive, which can diagnose and predict equipment faults, optimize the production process, and monitor the quality status of the product in real time.

[0033] Figure 1 A flowchart of the steps of a digital twin method of a drilling rig top drive according to an embodiment of the present invention is shown.

[0034] like Figure 1 As shown, in step S101, according to the structural features of the drilling rig top drive, a static model of the drilling rig top drive is constructed, which includes a static model of a swivel and drilling motor assembly, a static model of a motor bracket / guide pulley assembly, and a static model of a drill pipe top breakout device assembly.

[0035] In one embodiment, in step S101, the static model of the top drive of the drilling rig also includes: a static model of the balance system, a static model of the cooling system, a static model of the top drive drilling device control system, and a static model of the auxiliary equipment. Specifically, the static model of the top drive of the drilling rig is mainly composed of a faucet-drilling motor assembly, a motor bracket / guide pulley assembly (one of the key components), a drill pipe upper and lower buckle assembly (one of the key components, which is the equipment that embodies the greatest advantage of the top drive drilling device), a balance system, a cooling system, a top drive drilling device control system, and auxiliary equipment.

[0036] In one embodiment, in step S101, a static model of a top drive of a drilling rig including a static model of a swivel and drilling motor assembly, a static model of a motor bracket / guide pulley assembly, and a static model of a breakout device assembly on a drill pipe is constructed by performing three-dimensional geometric modeling of the system based on entities of the target system, restoring the appearance, shape, proportion, and structure of the target system, and obtaining a static model of the top drive of the drilling rig.

[0037] Furthermore, the static model of the drilling rig top drive is consistent with the basic identity information of the target drilling rig top drive, wherein the basic identity information includes but is not limited to: model, name, model of each core component and specification of the core components.

[0038] like Figure 1 As shown, in step S102, based on the static model of the drilling rig top drive, the real-time drilling production data during the drilling process and the real-time operation data of the drilling rig top drive are accessed to build a drilling rig top drive database.

[0039] In one embodiment, in step S102, the real-time drilling production data includes but is not limited to: daily drilling report and real-time logging data.

[0040] In one embodiment, in step S102, the real-time operation data of the top drive of the drilling rig includes but is not limited to: real-time operation data of the faucet and drilling motor assembly, real-time operation data of the motor bracket / guide pulley assembly, real-time operation data of the drill pipe upper and lower breakout device assembly, real-time operation data of the balance system, real-time operation data of the cooling system, real-time operation data of the top drive drilling device control system, and real-time operation data of the auxiliary equipment.

[0041] like Figure 1 As shown, in step S103, according to the data categories of the real-time drilling production data and the real-time operation data of the drilling rig top drive, the static model of the drilling rig top drive is data-driven to obtain a digital twin model of the drilling rig top drive that is synchronized with the real-time drilling process.

[0042] In one embodiment, in step S103, the data categories of the real-time drilling production data and the real-time data of the top drive operation of the drilling rig include but are not limited to: drilling conditions, circulation conditions, and tripping conditions.

[0043] In one embodiment, in step S103, the static model of the drilling rig top drive is data-driven through the following steps: comprehensively analyzing the logical association between the real-time drilling production data and the real-time operation data of the drilling rig top drive, forming a multivariable algorithm model, decomposing the actions of each system under different working conditions, forming a correspondence, and realizing the triggering of the target system action under the conditions of changes in the real-time drilling production data and the real-time operation data of the drilling rig top drive.

[0044] In one embodiment, a digital twin method for a drilling rig top drive further includes: performing model rendering, realizing two-dimensional charts and three-dimensional roaming effect display based on the digital twin model of the drilling rig top drive.

[0045] Specifically, based on modeling and data-driven, the overall twin of the drilling rig top drive is synthesized to achieve the development of effects such as model rendering, two-dimensional charts and roaming.

[0046] In one embodiment, a digital twin method for a drilling rig top drive further includes: for the digital twin model of the drilling rig top drive, rapid replication of models of different models and manufacturers is achieved through system model replacement and different data access operations.

[0047] Specifically, based on the established digital twin model, the rapid replication of different drilling rig top drive models can be achieved through operations such as equipment model replacement and data access.

[0048] The present invention constructs a digital twin and a digital twin mapping model of the top drive of the drilling rig. The digital twin is connected to the device entity through the digital twin mapping model. The sensor is installed on the top drive of the drilling rig and connected to the top drive of the drilling rig through a data interface. The digital twin mapping model is used to collect relevant data and parse the protocol. The modeling and data interaction of the top drive of the drilling rig in the digital space are realized.

[0049] Figure 2 A schematic diagram of the construction process of a drilling rig top drive digital twin model according to an embodiment of the present invention is shown.

[0050] like Figure 2 As shown, the static model 201 of the top drive of the drilling rig is constructed, which mainly includes the static model of the faucet and drilling motor assembly, the static model of the motor bracket / guide pulley assembly, and the static model of the drill pipe upper and lower buckle device assembly. Among them, the static model 201 of the top drive of the drilling rig also includes: the static model of the balance system, the static model of the cooling system, the static model of the top drive drilling device control system, and the static model of the auxiliary equipment. Specifically, the three-dimensional geometric modeling of the system is carried out based on the entity of the target system, and the appearance, shape, proportion and structure of the target system are restored to obtain the static model 201 of the top drive of the drilling rig.

[0051] like Figure 2 As shown, the drilling rig top drive database 202 is constructed, mainly based on the drilling rig top drive static model 201 to quickly access the real-time drilling production data and the real-time operation data of the drilling rig top drive during the drilling process. Specifically, the real-time drilling production data includes but is not limited to: daily drilling report, real-time data of the mud logger. The real-time operation data of the drilling rig top drive includes but is not limited to: the real-time operation data of the faucet and the drilling motor assembly, the real-time operation data of the motor bracket / guide pulley assembly, the real-time operation data of the drill pipe upper and lower buckle assembly, the real-time operation data of the balance system, the real-time operation data of the cooling system, the real-time operation data of the top drive drilling device control system, and the real-time operation data of the auxiliary equipment.

[0052] like Figure 2As shown, the digital twin model 203 of the top drive of the drilling rig is constructed, mainly based on the data category actually connected to realize the data-driven effect of the data-related equipment, and realize the linkage between data and the model. Among them, the data categories of the real-time data of drilling production and the real-time data of the top drive operation of the drilling rig include but are not limited to: drilling conditions, circulation conditions, and tripping conditions. Specifically, the real-time data collected from the on-site acquisition equipment is connected to the digital twin system, and the logical association relationship between the real-time data groups is comprehensively analyzed to form a multivariate algorithm model to achieve virtual-real synchronization under the conditions of drilling, circulation, tripping, etc. driven by real-time data. Further, the logical association relationship between the real-time data of drilling production and the real-time data of the top drive operation of the drilling rig is comprehensively analyzed to form a multivariate algorithm model, decompose the actions of each system under different conditions, form a correspondence, and realize the triggering of the target system action under the conditions of changes in the real-time data of drilling production and the real-time data of the top drive operation of the drilling rig.

[0053] The digital twin of the drilling rig top drive constructed by the present invention can help enterprises to diagnose and predict equipment faults. By combining the data of the actual equipment with the digital model, the operating status of the drilling rig top drive can be monitored in real time, and when the drilling rig top drive fails or is abnormal, an alarm will be immediately issued. In this way, the enterprise can take timely measures to repair the drilling rig top drive, avoid excessive downtime of the production line, and improve production efficiency. It can also help enterprises to control product quality. By monitoring the operating data of the drilling rig top drive, the quality status of the drilling rig top drive can be analyzed in real time, and when there is a quality problem with the drilling rig top drive, it can be traced back to the specific equipment and production process in time.

[0054] The digital twin method of a drilling rig top drive provided by the present invention can also be used in conjunction with a computer-readable storage medium, on which a computer program is stored, and the computer program is executed to run a digital twin method of a drilling rig top drive. The computer program can run computer instructions, and the computer instructions include computer program code, which can be in source code form, object code form, executable file, or some intermediate form.

[0055] Computer-readable storage media may include: any entity or device that can carry computer program code, recording media, USB flash drives, mobile hard disks, magnetic disks, optical disks, computer memory, read-only memory (ROM), random access memory (RAM), electrical carrier signals, telecommunication signals, and software distribution media, etc.

[0056] It should be noted that the content contained in computer-readable storage media can be appropriately increased or decreased based on the requirements of legislation and patent practices in the jurisdiction. For example, in some jurisdictions, based on legislation and patent practices, computer-readable storage media do not include electrical carrier signals and telecommunications signals.

[0057] Figure 3 A module composition diagram of a digital twin device of a drilling rig top drive according to an embodiment of the present invention is shown.

[0058] According to another aspect of the present invention, a digital twin device 300 of a drilling rig top drive is provided, which executes a digital twin method of a drilling rig top drive. The device includes: a drilling rig top drive static model module 301, a drilling rig top drive database module 302, and a drilling rig top drive digital twin model module 303.

[0059] The drilling rig top drive static model module 301 is used to construct a drilling rig top drive static model including a swivel and drilling motor assembly static model, a motor bracket / guide pulley assembly static model, and a drill pipe top breakout device assembly static model based on the structural characteristics of the drilling rig top drive.

[0060] The drilling rig top drive database module 302 is used to access the real-time drilling production data and the real-time operation data of the drilling rig top drive during the drilling process based on the static model of the drilling rig top drive, so as to build a drilling rig top drive database.

[0061] The drilling rig top drive digital twin model module 303 is used to data-drive the drilling rig top drive static model according to the data categories of the real-time drilling production data and the real-time operation data of the drilling rig top drive, so as to obtain the drilling rig top drive digital twin model that is synchronized with the real-time drilling process.

[0062] In one embodiment, in the drilling rig top drive static model module 301, the drilling rig top drive static model further includes: a balancing system static model, a cooling system static model, a top drive drilling device control system static model, and ancillary equipment static model.

[0063] In one embodiment, in the drilling rig top drive static model module 301, a drilling rig top drive static model including a faucet and drilling motor assembly static model, a motor bracket / guide pulley assembly static model, and a drill pipe top breakout device assembly static model is constructed by the following steps: three-dimensional geometric modeling of the system is performed based on the entity of the target system, and the appearance, shape, proportion and structure of the target system are restored to obtain a drilling rig top drive static model.

[0064] In one embodiment, in the drilling rig top drive database module 302, the real-time drilling production data includes but is not limited to: daily drilling reports and real-time logging instrument data.

[0065] In one embodiment, in the drilling rig top drive database module 302, the real-time operation data of the drilling rig top drive includes but is not limited to: real-time operation data of the faucet and drilling motor assembly, real-time operation data of the motor bracket / guide pulley assembly, real-time operation data of the drill pipe upper and lower breakout device assembly, real-time operation data of the balance system, real-time operation data of the cooling system, real-time operation data of the top drive drilling device control system, and real-time operation data of the auxiliary equipment.

[0066] In one embodiment, in the drilling rig top drive digital twin model module 303, the data categories of the real-time drilling production data and the real-time operation data of the drilling rig top drive include but are not limited to: drilling conditions, circulation conditions, and tripping conditions.

[0067] In one embodiment, in the drilling rig top drive digital twin model module 303, the drilling rig top drive static model is data-driven through the following steps: comprehensively analyze the logical association between the real-time drilling production data and the real-time operation data of the drilling rig top drive, form a multivariable algorithm model, decompose the actions of each system under different working conditions, form a correspondence, and realize the triggering of target system actions under the conditions of changes in the real-time drilling production data and the real-time operation data of the drilling rig top drive.

[0068] In one embodiment, the digital twin device 300 of the drilling rig top drive further includes: a model rendering module, which is used to perform model rendering and realize two-dimensional chart and three-dimensional roaming effect display based on the digital twin model of the drilling rig top drive.

[0069] In one embodiment, the digital twin device 300 of the drilling rig top drive further includes: a fast replication module, which is used to achieve fast replication of models of different models and manufacturers for the digital twin model of the drilling rig top drive through system model replacement and different data access operations.

[0070] In summary, the present invention provides a digital twin method for a drilling rig top drive, which has the following advantages over the prior art: the digital twin of the drilling rig top drive constructed by the present invention can help enterprises diagnose and predict equipment faults. By combining the data of the actual equipment with the digital model, the operating status of the drilling rig top drive can be monitored in real time, and an alarm can be immediately issued when a fault or abnormality occurs in the drilling rig top drive. In this way, the enterprise can take timely measures to repair the drilling rig top drive, avoid long downtime of the production line, and improve production efficiency. It can also help enterprises to control product quality. By monitoring the operating data of the drilling rig top drive, the quality status of the drilling rig top drive can be analyzed in real time, and when quality problems occur in the drilling rig top drive, the specific equipment and production process can be traced back in time.

[0071] It should be understood that the embodiments disclosed in the present invention are not limited to the specific structures, processing steps or materials disclosed herein, but should be extended to equivalent substitutions of these features understood by ordinary technicians in the relevant field. It should also be understood that the terms used herein are only used for the purpose of describing specific embodiments and are not meant to be limiting.

[0072] In the description of the present invention, unless otherwise specified, "plurality" means two or more than two; the orientations or positional relationships indicated by the terms "upper", "lower", "left", "right", "inner", "outer", "front end", "rear end", "head", "tail", etc. are based on the orientations or positional relationships shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operate in a specific orientation, and therefore cannot be understood as limiting the present invention. In addition, the terms "first", "second", "third", etc. are only used for descriptive purposes and cannot be understood as indicating or implying relative importance.

[0073] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "connected" and "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0074] Certain terms are used throughout this application document to indicate specific system components. As those skilled in the art will recognize, different names can usually be used to indicate the same components, so this application document is not intended to distinguish those components that are only different in name but not in function. In this application document, the terms "comprise", "include" and "have" are used in an open form, and therefore should be interpreted as meaning "including but not limited to...". In addition, the terms "substantially", "substantially" or "approximately" that may be used in this article relate to the tolerances of the corresponding terms accepted by the industry. The term "coupling" as may be used in this article includes direct coupling and indirect coupling via other components, elements, circuits, or modules, wherein for indirect coupling, the components, elements, circuits, or modules between them do not change the information of the signal but can adjust its current level, voltage level, and / or power level. Inferred coupling (for example, one of the elements is coupled to another element by inference) includes direct and indirect coupling between two elements in the same way as "coupling".

[0075] The "one embodiment" or "embodiment" mentioned in the specification means that the specific features, structures or characteristics described in conjunction with the embodiment are included in at least one embodiment of the present invention. Therefore, the phrases "one embodiment" or "embodiment" appearing in various places throughout the specification do not necessarily refer to the same embodiment.

[0076] The embodiments of the present invention are given for the purpose of illustration and description, and are not intended to be exhaustive or to limit the invention to the disclosed forms. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiments are selected and described in order to better illustrate the principles and practical applications of the present invention and to enable those of ordinary skill in the art to understand the present invention and thereby design various embodiments with various modifications suitable for specific uses.

[0077] Although the embodiments disclosed in the present invention are as above, the contents described are only embodiments adopted for facilitating the understanding of the present invention and are not intended to limit the present invention. Any technician in the technical field to which the present invention belongs can make any modifications and changes in the form and details of the implementation without departing from the spirit and scope disclosed in the present invention, but the patent protection scope of the present invention shall still be subject to the scope defined in the attached claims.

Claims

1. A digital twin method for a top drive of a drilling rig, characterized in that: The method comprises: According to the structural characteristics of the top drive of the drilling rig, a static model of the top drive of the drilling rig is constructed, which includes the static model of the swivel and drilling motor assembly, the static model of the motor bracket / guide pulley assembly, and the static model of the drill pipe upper breakout device assembly; Based on the static model of the drilling rig top drive, the real-time drilling production data during the drilling process and the real-time operation data of the drilling rig top drive are accessed to build a drilling rig top drive database; According to the data categories of the real-time drilling production data and the real-time operation data of the drilling rig top drive, the static model of the drilling rig top drive is data-driven to obtain a digital twin model of the drilling rig top drive that is synchronized with the real-time drilling process.

2. A digital twin method for a top drive of a drilling rig according to claim 1, characterized in that: The static model of the drilling rig top drive also includes: a static model of a balancing system, a static model of a cooling system, a static model of a top drive drilling device control system, and a static model of auxiliary equipment.

3. A digital twin method for a top drive of a drilling rig according to claim 1 or 2, characterized in that: The static model of the top drive of the drilling rig, which includes the static model of the swivel and drilling motor assembly, the static model of the motor bracket / guide pulley assembly, and the static model of the drill pipe upper and lower breakout device assembly, is constructed through the following steps: three-dimensional geometric modeling of the system is performed based on the entity of the target system, and the appearance, shape, proportion and structure of the target system are restored to obtain the static model of the top drive of the drilling rig.

4. A digital twin method for a top drive of a drilling rig according to any one of claims 2 to 3, characterized in that: The real-time drilling production data includes but is not limited to: daily drilling report and real-time data of mud logger; the real-time operation data of top drive of drilling rig includes but is not limited to: real-time operation data of swivel and drilling motor assembly, real-time operation data of motor bracket / guide pulley assembly, real-time operation data of breakout device assembly on drill pipe, real-time operation data of balance system, real-time operation data of cooling system, real-time operation data of top drive drilling device control system, and real-time operation data of auxiliary equipment.

5. A digital twin method for a top drive of a drilling rig according to any one of claims 1 to 4, characterized in that: The data categories of the real-time drilling production data and the real-time data of the drilling rig top drive operation include but are not limited to: drilling conditions, circulation conditions, and tripping conditions.

6. A digital twin method for a top drive of a drilling rig as claimed in claim 5, characterized in that: The static model of the drilling rig top drive is data-driven through the following steps: comprehensively analyzing the logical association between the real-time drilling production data and the real-time operation data of the drilling rig top drive, forming a multivariable algorithm model, decomposing the actions of each system under different working conditions, forming a correspondence, and realizing the triggering of target system actions under the conditions of changes in the real-time drilling production data and the real-time operation data of the drilling rig top drive.

7. A digital twin method for a top drive of a drilling rig according to any one of claims 1 to 6, characterized in that: The method further includes: performing model rendering based on the drilling rig top drive digital twin model, and realizing two-dimensional chart and three-dimensional roaming effect display.

8. A digital twin method for a top drive of a drilling rig according to any one of claims 1 to 7, characterized in that: The method further includes: for the drilling rig top drive digital twin model, by replacing the system model and performing different data access operations, achieving rapid replication of models of different models and different manufacturers.

9. A storage medium, characterized in that: It contains a series of instructions for executing the steps of a digital twin method for a drilling rig top drive as described in any one of claims 1-8.

10. A digital twin device for a top drive of a drilling rig, characterized in that: A digital twin method for a top drive of a drilling rig is implemented as claimed in any one of claims 1 to 8, wherein the device comprises: The drilling rig top drive static model module is used to construct a drilling rig top drive static model including a swivel and drilling motor assembly static model, a motor bracket / guide pulley assembly static model, and a drill pipe top breakout device assembly static model based on the structural characteristics of the drilling rig top drive; A drilling rig top drive database module is used to access the real-time drilling production data and the real-time operation data of the drilling rig top drive during the drilling process based on the static model of the drilling rig top drive, so as to build a drilling rig top drive database; The drilling rig top drive digital twin model module is used to data-drive the static model of the drilling rig top drive according to the data categories of the real-time drilling production data and the real-time operation data of the drilling rig top drive, so as to obtain a digital twin model of the drilling rig top drive that is synchronized with the real-time drilling process.

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