CN113516903A - Intelligent mine scene oriented digital twin evolution mechanism and method - Google Patents
Intelligent mine scene oriented digital twin evolution mechanism and method Download PDFInfo
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Abstract
The invention relates to the technical field of machine vision, computer simulation and Internet of things, and discloses a digital twin evolution mechanism for an intelligent mine scene. The digital twin evolution mechanism and method for the intelligent mine scene are characterized in that a conventional mathematical simulation model is distinguished by a digital twin technology, the digital twin model emphasizes interaction between reality and can be updated and dynamically evolved in real time, so that dynamic real mapping of a physical world is realized, an immersive visualization technology can help a user to know mine disasters more clearly, more thoroughly and more abundantly, a three-dimensional virtual space can be simulated by applying a visual display component based on a 3R interaction technology, physical equipment in an intelligent energy system is displayed in front of the user in an almost real state, and the operation and control of a physical entity, an information network and a simulation model are indirectly realized through the operation and control of a virtual body.
Description
Technical Field
The invention relates to the technical field of machine vision, computer simulation and Internet of things, in particular to a digital twinning evolution mechanism and a method for an intelligent mine scene.
Background
The digital twin is a simulation process integrating multidisciplinary, multi-physical quantity, multi-scale and multi-probability by fully utilizing data such as a physical model, sensor updating and operation history, and mapping is completed in a virtual space, so that the full life cycle process of corresponding entity equipment is reflected. The digital twin is a concept beyond reality, can be regarded as a digital mapping system of one or more important equipment systems which depend on each other, is a generally-adapted theoretical technical system, can be applied in a plurality of fields, is applied more in the fields of product design, product manufacture, medical analysis, engineering construction and the like at present, is applied most deeply in China in the engineering construction field at present, is the intelligent manufacturing field with the highest attention and the hottest research, is widely applied to intelligent manufacturing and virtual production workshops at present, gradually develops from digitization to intellectualization and intellectualization, and the deep fusion of information technologies such as mine unmanned mining and machine learning accelerates the rise and the deep development of the mine intelligent mining technology, and has the characteristics of model visualization, logic control and data computable virtual model construction, the machine vision-based digital twin technology has wide application in industrial intelligent manufacturing and virtual production scenes, and plays an important role in the aspects of application such as intelligent mine three-dimensional scene modeling, physical information technology, virtual space digital mirror image and the like along with the continuous popularization of the machine vision three-dimensional modeling technology and the vision sensor measuring technology in industrial application results.
At present, in order to improve the risk resistance of mine workers and improve the safety consciousness of mine work, the mine disaster simulation scene can be utilized to train the mine workers, however, the existing mine disaster simulation scene is simple and single in structure and poor in authenticity, immersive experience cannot be provided for the mine workers, the training effect is poor, and therefore the intelligent mine scene-oriented digital twin evolution mechanism and method are provided to solve the problems.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides a digital twin evolution mechanism and method for an intelligent mine scene, has the advantages of immersive experience and the like, and solves the problems that the existing mine disaster simulation scene is simple and single in structure, poor in authenticity, incapable of providing immersive experience for mine workers and poor in training effect.
(II) technical scheme
In order to achieve the purpose of the immersive experience, the invention provides the following technical scheme: the digital twin evolution mechanism for the intelligent mine scene comprises a safety control layer, wherein the output end of the safety control layer is electrically connected with the input end of a physical layer, the output end of the physical layer is in signal connection with the input end of a data layer, the output end of the data layer is electrically connected with the input end of a mechanism layer, the output end of the mechanism layer is electrically connected with the input end of a presentation layer, the output end of the presentation layer is in information connection with the input end of an interaction layer, and the output end of the interaction layer is in signal connection with the input end of the physical layer and the input end of the mechanism layer.
Preferably, the safety control layer is composed of a device monitoring device, a physical detection device, a safety early warning device and an emergency stop device, the output ends of the device monitoring device and the physical detection device are electrically connected with the input end of the safety early warning device, and the output end of the safety early warning device is electrically connected with the input end of the emergency stop device.
Preferably, the physical layer is composed of a mine disaster simulation scene, a scene physical state, a scene simulation process and a mine disaster simulation device, the mine disaster simulation scene is in bidirectional electric connection with the scene physical state, the scene physical state is in bidirectional electric connection with the scene simulation process, and the scene simulation process is in bidirectional electric connection with the mine disaster simulation device.
Preferably, the data layer is composed of data detection, data processing and data security, an output end of the data detection is electrically connected with an input end of the data processing, and an output end of the data processing is electrically connected with an input end of the data security.
Preferably, the mechanism layer is composed of a data driver, a simulation model, a simulation calculation and a result analysis, an output end of the data driver and the simulation model is electrically connected with an input end of the simulation calculation, an output end of the simulation calculation is electrically connected with an input end of the result analysis, and an output end of the result analysis is fixedly connected with an input end of the simulation model.
Preferably, the presentation layer comprises immersive experience, reality show and virtual show, and the output of reality show and virtual show all with immersive experience's input fixed connection.
Preferably, the interaction layer is composed of an interaction interface, application software and an interaction operation, an output end of the interaction interface is in information connection with an input end of the application software, and an output end of the application software is electrically connected with an input end of the interaction operation.
The invention provides a digital twin evolution method for an intelligent mine scene, which comprises the following steps:
1) establishing a safety control layer: the device monitoring device, the physical detection device, the safety early warning device and the emergency stop device are mutually coupled and are butted with the physical layer, so that the device can be quickly and effectively stopped when an emergency occurs during the operation of the device;
2) establishing a physical layer: selecting a mine scene physical entity to establish a three-dimensional physical model, defining the geometric attribute, the motion attribute and the functional attribute of the physical entity, the geometric shape and the mechanical structure, and defining simulation iteration optimization conditions;
3) the data layer defines: the data layer performs real-time cleaning and normalization on data at the local side of each intelligent device, and performs data transmission by adopting a communication line with high speed, large capacity and low delay; various computing, storing and operating requirements are dynamically met by means of a cloud computing and data center;
4) mechanism layer establishment: the intelligent energy system simulation model constructed by the digital twin uses a mixed modeling technology of model driving and data driving, adopts a model-based system engineering modeling methodology, takes a data chain as a main line, and combines an AI technology to iteratively update and optimize the system model so as to realize real virtual mapping;
5) and (3) defining a presentation layer: the digital twin technology is applied to the 3R technology of Virtual Reality (VR), Augmented Reality (AR) and Mixed Reality (MR), a smart energy system virtual model with extremely high visualization degree is established, the visualization display effect is improved, sensory signals such as sight, hearing and smell are generated by a computer, the real information and the virtual information are integrated, the experience and the participation of a user in the virtual world are enhanced, and technical personnel are assisted to know the information and the relation contained in the intelligent equipment more intuitively and efficiently;
6) and (3) interaction layer definition, namely the intelligent energy system virtual model based on the digital twin is not just traditional planar display or simple three-dimensional display, but realizes real-time deep interaction between a user and the model. The method has the advantages that the technology of voice, attitude, visual tracking and the like is utilized, the channel between a user and the intelligent equipment is established, the multichannel interaction system is realized to carry out accurate interaction, and efficient and accurate control and interaction of the multifunctional coupled energy systems such as the power grid, the gas grid, the heating power grid, the traffic grid and the water supply grid are supported.
(III) advantageous effects
Compared with the prior art, the invention provides a digital twin evolution mechanism and a method for an intelligent mine scene, and the invention has the following beneficial effects:
the digital twin evolution mechanism and method for the intelligent mine scene are characterized in that a conventional mathematical simulation model is distinguished by using a digital twin technology, the digital twin model emphasizes interaction between reality and can update and dynamically evolve in real time, so that dynamic real mapping of a physical world is realized, an immersive visualization technology can help a user to know mine disasters more clearly, more thoroughly and more abundantly, a three-dimensional virtual space can be simulated by using a visualization display component based on a 3R interaction technology, physical equipment in an intelligent energy system is displayed in front of the user in an almost real state, and the operation and control of a physical entity, an information network and a simulation model are indirectly realized through the operation and control of a virtual body, so that the sensory experience of the user is greatly expanded, the real feedback of the operation of the system is obtained, and the purpose of immersive experience is achieved.
Drawings
FIG. 1 is a system diagram of a digital twin evolution mechanism and method for an intelligent mine scene proposed by the present invention;
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1, a digital twin evolution mechanism for intelligent mine scenes comprises a safety control layer, wherein the safety control layer comprises a device monitoring device, a physical detection device, a safety pre-warning device and an emergency stop device, the output ends of the device monitoring device and the physical detection device are electrically connected with the input end of the safety pre-warning device, the output end of the safety pre-warning device is electrically connected with the input end of the emergency stop device, the output end of the safety control layer is electrically connected with the input end of a physical layer, the physical layer comprises a mine disaster simulation scene, a scene physical state, a scene simulation process and a mine disaster simulation device, the mine disaster simulation scene is electrically connected with the scene physical state in a bidirectional mode, the scene physical state is electrically connected with the scene simulation process in a bidirectional mode, the scene simulation process is electrically connected with the mine disaster simulation device in a bidirectional mode, the output end of the physical layer is in signal connection with the input end of a data layer, the data layer is composed of data detection, data processing and data safety, the output end of the data detection is electrically connected with the input end of the data processing, the output end of the data processing is electrically connected with the input end of the data safety, the output end of the data layer is electrically connected with the input end of the mechanism layer, the mechanism layer is composed of data drive, a simulation model, simulation calculation and result analysis, the output end of the data drive and simulation model is electrically connected with the input end of the simulation calculation, the output end of the result analysis is fixedly connected with the input end of the simulation model, the output end of the mechanism layer is electrically connected with the input end of the presentation layer, the presentation layer is composed of immersive experience, real display and virtual display, the output ends of the real display and the virtual display are fixedly connected with the input end of the immersive experience, and the output end of the presentation layer is in information connection with the input end of the interaction layer, the interaction layer is composed of an interaction interface, application software and interaction operation, the output end of the interaction interface is in information connection with the input end of the application software, the output end of the application software is electrically connected with the input end of the interaction operation, and the output end of the interaction layer is in signal connection with the input end of the physical layer and the input end of the mechanism layer.
The intelligent mine scene-oriented digital twin evolution method comprises the following steps:
1) establishing a safety control layer: the device monitoring device, the physical detection device, the safety early warning device and the emergency stop device are mutually coupled and are butted with the physical layer, so that the device can be quickly and effectively stopped when an emergency occurs during the operation of the device;
2) establishing a physical layer: selecting a mine scene physical entity to establish a three-dimensional physical model, defining the geometric attribute, the motion attribute and the functional attribute of the physical entity, the geometric shape and the mechanical structure, and defining simulation iteration optimization conditions;
3) the data layer defines: the data layer performs real-time cleaning and normalization on data at the local side of each intelligent device, and performs data transmission by adopting a communication line with high speed, large capacity and low delay; various computing, storing and operating requirements are dynamically met by means of a cloud computing and data center;
4) mechanism layer establishment: the intelligent energy system simulation model constructed by the digital twin uses a mixed modeling technology of model driving and data driving, adopts a model-based system engineering modeling methodology, takes a data chain as a main line, and combines an AI technology to iteratively update and optimize the system model so as to realize real virtual mapping;
5) and (3) defining a presentation layer: the digital twin technology is applied to the 3R technology of Virtual Reality (VR), Augmented Reality (AR) and Mixed Reality (MR), a smart energy system virtual model with extremely high visualization degree is established, the visualization display effect is improved, sensory signals such as sight, hearing and smell are generated by a computer, the real information and the virtual information are integrated, the experience and the participation of a user in the virtual world are enhanced, and technical personnel are assisted to know the information and the relation contained in the intelligent equipment more intuitively and efficiently;
6) and (3) interaction layer definition, namely the intelligent energy system virtual model based on the digital twin is not just traditional planar display or simple three-dimensional display, but realizes real-time deep interaction between a user and the model. The method is particularly suitable for metal mines, and the method is used for establishing a channel between a user and intelligent equipment by utilizing technologies such as voice, attitude, visual tracking and the like, realizing accurate interaction of a multi-channel interaction system and supporting efficient and accurate control and interaction of multi-energy coupled energy systems such as a power network, a gas network, a heating power network, a traffic network, a water supply network and the like.
The invention has the beneficial effects that: the intelligent mine scene oriented digital twin evolution mechanism and method utilize a digital twin technology to distinguish a conventional mathematical simulation model, the digital twin model emphasizes the interaction between reality and can update and dynamically evolve in real time so as to realize the dynamic real mapping of a physical world, an 'immersive' visualization technology can help a user to know mine disasters more clearly, more thoroughly and more abundantly, a three-dimensional virtual space can be simulated by applying a visualization display component based on a 3R interaction technology, physical equipment in an intelligent energy system is displayed in the user in a near real state, the operation and control of a physical entity, an information network and a simulation model are indirectly realized through the operation and control of a virtual body, the sensory experience of the user is greatly expanded, the real feedback of the system operation is obtained, the purpose of immersive experience is achieved, and the problem that the existing mine disaster simulation scene is simpler and single in structure is solved, the authenticity is relatively poor, and the immersive experience can not be provided for mine workers, so that the problem of relatively poor training effect is caused.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. Digital twin evolution mechanism oriented to intelligent mine scene comprises a safety control layer and is characterized in that: the output of safety control layer is connected with the input electricity of physical layer, the output of physical layer and the input signal connection of data layer, the output of data layer is connected with the input electricity on mechanism layer, the output on mechanism layer is connected with the input electricity on expression layer, the output on expression layer and the input information connection on interaction layer, interaction layer output and the input on physical layer and the input signal connection on mechanism layer.
2. The intelligent mine scene-oriented digital twin evolution mechanism as claimed in claim 1, wherein the safety control layer is composed of a device monitoring device, a physical detection device, a safety pre-warning device and an emergency stop device, the output ends of the device monitoring device and the physical detection device are electrically connected with the input end of the safety pre-warning device, and the output end of the safety pre-warning device is electrically connected with the input end of the emergency stop device.
3. The intelligent mine scene-oriented digital twin evolution mechanism as claimed in claim 1, wherein the physical layer is composed of a mine disaster simulation scene, a scene physical state, a scene simulation process and a mine disaster simulation device, the mine disaster simulation scene is in bidirectional electrical connection with the scene physical state, the scene physical state is in bidirectional electrical connection with the scene simulation process, and the scene simulation process is in bidirectional electrical connection with the mine disaster simulation device.
4. The intelligent mine scene-oriented digital twin evolution mechanism as claimed in claim 1, wherein the data layer is composed of data detection, data processing and data security, and the output end of the data detection is electrically connected with the input end of the data processing, and the output end of the data processing is electrically connected with the input end of the data security.
5. The intelligent mine scenario-oriented digital twin evolution mechanism of claim 1, wherein: the mechanism layer is composed of a data driver, a simulation model, simulation calculation and result analysis, the output end of the data driver and the simulation model is electrically connected with the input end of the simulation calculation, the output end of the simulation calculation is electrically connected with the input end of the result analysis, and the output end of the result analysis is fixedly connected with the input end of the simulation model.
6. The intelligent mine scenario-oriented digital twin evolution mechanism of claim 1, wherein: the presentation layer comprises immersive experience, reality show and virtual show, and the output of reality show and virtual show all with immersive input fixed connection who experiences.
7. The intelligent mine scenario-oriented digital twin evolution mechanism of claim 1, wherein: the interaction layer is composed of an interaction interface, application software and interaction operation, the output end of the interaction interface is in information connection with the input end of the application software, and the output end of the application software is electrically connected with the input end of the interaction operation.
8. The intelligent mine scene oriented digital twin evolution method is characterized by comprising the following steps:
1) establishing a safety control layer: the device monitoring device, the physical detection device, the safety early warning device and the emergency stop device are mutually coupled and are butted with the physical layer, so that the device can be quickly and effectively stopped when an emergency occurs during the operation of the device;
2) establishing a physical layer: selecting a mine scene physical entity to establish a three-dimensional physical model, defining the geometric attribute, the motion attribute and the functional attribute of the physical entity, the geometric shape and the mechanical structure, and defining simulation iteration optimization conditions;
3) the data layer defines: the data layer performs real-time cleaning and normalization on data at the local side of each intelligent device, and performs data transmission by adopting a communication line with high speed, large capacity and low delay; various computing, storing and operating requirements are dynamically met by means of a cloud computing and data center;
4) mechanism layer establishment: the intelligent energy system simulation model constructed by the digital twin uses a mixed modeling technology of model driving and data driving, adopts a model-based system engineering modeling methodology, takes a data chain as a main line, and combines an AI technology to iteratively update and optimize the system model so as to realize real virtual mapping;
5) and (3) defining a presentation layer: the digital twin technology is applied to the 3R technology of Virtual Reality (VR), Augmented Reality (AR) and Mixed Reality (MR), a smart energy system virtual model with extremely high visualization degree is established, the visualization display effect is improved, sensory signals such as sight, hearing and smell are generated by a computer, the real information and the virtual information are integrated, the experience and the participation of a user in the virtual world are enhanced, and technical personnel are assisted to know the information and the relation contained in the intelligent equipment more intuitively and efficiently;
6) and (3) interaction layer definition, namely the intelligent energy system virtual model based on the digital twin is not just traditional planar display or simple three-dimensional display, but realizes real-time deep interaction between a user and the model. The method has the advantages that the technology of voice, attitude, visual tracking and the like is utilized, the channel between a user and the intelligent equipment is established, the multichannel interaction system is realized to carry out accurate interaction, and efficient and accurate control and interaction of the multifunctional coupled energy systems such as the power grid, the gas grid, the heating power grid, the traffic grid and the water supply grid are supported.
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| CN202110513144.7A CN113516903A (en) | 2021-05-11 | 2021-05-11 | Intelligent mine scene oriented digital twin evolution mechanism and method |
| ZA2021/08342A ZA202108342B (en) | 2021-05-11 | 2021-10-28 | Digital twin evolution mechanism and method for intelligent mine scenes |
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| CN115412289B (en) * | 2022-07-19 | 2023-04-07 | 中国人民解放军军事科学院系统工程研究院 | Network isolation safety system, method and medium based on edge cloud intelligent twin |
| CN115688491B (en) * | 2022-12-30 | 2023-03-10 | 长江水利委员会长江科学院 | A blockchain-based water conservancy digital twin simulation method |
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