CN115393133A - Digital twin practical exercise question bank development platform and method for training - Google Patents
Digital twin practical exercise question bank development platform and method for training Download PDFInfo
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Abstract
The invention provides a digital twin practical exercise question bank development platform and a method for training, which comprise the following steps: receiving real-time state information of the physical equipment of the power grid, and transmitting the real-time state information to the digital twin module after corresponding pretreatment; based on a three-dimensional scene modeling mode, mapping the physical equipment of the power grid to a virtual space in a digital mode, and diagnosing and predicting the state of the physical equipment of the power grid in real time through the obtained real-time state information of the physical equipment of the power grid; generating a practical exercise subject material based on the data generated by the digital twin module; constructing questions based on the generated real exercise question materials, a preset interaction effect rule base and an answer effect rule base; classifying and storing the questions in an actual question bank according to the constructed question types; respectively selecting a preset number of questions from different question types of the actual exercise library, and displaying the questions to a student for answering through an interactive interface; and carrying out statistical analysis on the answer results of the trainees based on the answer analysis to obtain corresponding analysis results.
Description
Technical Field
The disclosure belongs to the technical field of training platform development, and particularly relates to a digital twin practical exercise question bank development platform and method for training.
Background
The statements in this section merely provide background information related to the present disclosure and may not necessarily constitute prior art.
The digital twin power grid maps a physical power grid to a virtual space in a digital mode, comprehensive and accurate monitoring of the physical power grid is achieved by receiving state information from the physical power grid and synchronously evolving, and after a series of calculation analysis such as diagnosis and prediction are carried out on the basis of state information of the physical power grid, an analysis result is fed back to the physical power grid, so that optimization and adjustment of the physical power grid are promoted.
In order to better realize the operation and maintenance of the power grid, skill testing needs to be carried out on skill personnel, and a traditional skill testing practical exercise question library generally develops question types such as single-choice questions, multiple-choice questions, judgment questions, discussion questions, brief answer questions and operation questions according to skill points. The inventor finds that the trainees often have the following problems in practice:
(1) The practice enthusiasm is not high, the traditional question bank is generally displayed in a picture and text form, the practice is monotonous, and students are easy to have bored emotions;
(2) The correct operation flows, methods and the like of skill points cannot be effectively displayed, the correct operation flows of some practical exercises cannot be effectively displayed in the form of pictures and texts;
(3) Interaction can not be generated, and the trainees do not have impressive impression after the trainees do questions;
(4) The problem collection system does not have a statistical analysis function, and some students can generate wrong problem collection after making problems, but can not accurately push knowledge points and skill points which need to be learned, and can not consolidate knowledge skills.
(5) The iteration function is poor, the question bank is updated only by manual operation, and the updating efficiency is low.
(6) The method occupies more resources, special scenes and special equipment are required to be set for the operation type questions, and the capital and personnel investment is large.
Disclosure of Invention
In order to solve the problems, the disclosure provides a digital twin practical exercise library development platform and a method for training, the scheme adopts a digital twin technology, combines the characteristics of human-computer interaction, provides a novel exercise library development mode, effectively improves the efficiency and diversity of exercise construction, and effectively improves the training interest and training effect of trainees.
According to a first aspect of the embodiments of the present disclosure, there is provided a digital twin practical exercise problem library development platform for training, including:
a data access module configured to: receiving real-time state information of the physical equipment of the power grid, and transmitting the real-time state information to the digital twin module after corresponding pretreatment;
a digital twinning module configured to: based on a three-dimensional scene modeling mode, mapping the physical equipment of the power grid to a virtual space in a digital mode, and diagnosing and predicting the state of the physical equipment of the power grid in real time through the obtained real-time state information of the physical equipment of the power grid;
a topic generation module configured to: generating a practical exercise subject material based on the data generated by the digital twin module; constructing questions based on the generated real exercise question materials, a preset interaction effect rule base and an answer effect rule base; classifying and storing the questions into an actual question bank according to the constructed question types;
a title presentation unit configured to: respectively selecting a preset number of questions from different question types of the actual exercise library, and displaying the questions to a student for answering through an interactive interface;
a statistical analysis unit configured to: and carrying out statistical analysis on answer results of the students based on answer analysis to obtain corresponding analysis results.
Further, the problem is constructed based on the generated real operation problem material, a preset interaction effect rule base and a response effect rule base, wherein the interaction effect rule comprises a dragging mode, a selection mode, an operation mode, a blank filling mode and a connection mode; the corresponding answering effect rules comprise a dragging mode, a clicking mode, a typing mode and a pairing mode.
Further, mapping the physical device of the power grid to a virtual space in a digital manner, and performing real-time diagnosis and prediction on the state of the physical device of the power grid through the obtained real-time state information of the physical device of the power grid, specifically: and feeding back the obtained real-time diagnosis and prediction results to the physical equipment of the power grid for optimization and adjustment, and generating corresponding subject materials based on the obtained real-time diagnosis and prediction results and the state data of the corresponding physical equipment of the power grid.
Further, a preset number of questions are respectively selected from different question types of the real exercise library, and the questions can be displayed on an interactive interface to be answered by a student, specifically, the question types comprise a dragging question, a selecting question, an operating question, a blank filling question and a connecting question.
Further, the generated practical exercise topic materials are stored in a material library, when the practical exercise topic materials in the material library are updated, the updated practical exercise topic materials are screened out, and whether new topics are generated or not is judged based on the contents of the practical exercise topic materials.
Furthermore, when the topics are generated, corresponding topic analysis is constructed for the topics.
Further, the grid physical device includes a power generation device, a power transmission device, a power transformation device and a power distribution device.
According to a second aspect of the embodiments of the present disclosure, there is provided a training digital twin practical exercise problem bank development method based on the above-mentioned training digital twin practical exercise problem bank development platform, the method including:
acquiring real-time state information of the physical equipment of the power grid in real time, and performing corresponding pretreatment;
based on a three-dimensional scene modeling mode, mapping the physical equipment of the power grid to a virtual space in a digital mode, and diagnosing and predicting the state of the physical equipment of the power grid in real time through the obtained real-time state information of the physical equipment of the power grid;
generating practical exercise subject materials based on the data generated by the digital twin module, and storing the practical exercise subject materials into a material library;
when the material library is detected to be updated, selecting proper interaction and response configuration from the interaction effect rule library and the response effect rule library to construct questions based on the updated actual operation question materials; storing the questions in an actual question bank according to the constructed question types;
respectively selecting a preset number of questions from different question types of the actual exercise library, and displaying the questions to a student for answering through an interactive interface;
and carrying out statistical analysis on the answer results of the trainees based on the answer analysis to obtain corresponding analysis results.
According to a third aspect of the embodiments of the present disclosure, there is provided an electronic device, including a memory, a processor, and a computer program stored in the memory and running on the memory, wherein the processor implements the method for developing a digital twin practical exercise question bank for training when executing the program.
According to a fourth aspect of the embodiments of the present disclosure, there is provided a non-transitory computer-readable storage medium having stored thereon a computer program, which when executed by a processor, implements the method for developing a digital twin practical exercise library for training.
Compared with the prior art, the beneficial effect of this disclosure is:
(1) The scheme carries out the construction of questions based on real exercise question materials, a preset interaction effect rule base and a response effect rule base generated by a digital twin module, so that the question presentation modes are various, and the exercise interest of students is effectively improved.
(2) The scheme can present correct practical exercise flows, methods and the like of knowledge points, particularly skill points, and enables students to participate in training in various ways by realizing interactive answering;
(3) The scheme has a statistical analysis function, gives related knowledge points and skill points through statistical analysis of error questions, captures related knowledge, consolidates learning again, and performs secondary answer test after learning; meanwhile, dynamic iteration of the question bank is realized based on material bank updating.
Advantages of additional aspects of the disclosure will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the disclosure.
Drawings
The accompanying drawings, which are included to provide a further understanding of the disclosure, illustrate embodiments of the disclosure and together with the description serve to explain the disclosure and are not to limit the disclosure.
Fig. 1 is a schematic structural diagram of a digital twin practical exercise library development platform for training according to an embodiment of the present disclosure;
FIG. 2 is a schematic diagram illustrating a procedure for constructing questions in a digital twin practical exercise library development platform for training according to an embodiment of the present disclosure;
FIG. 3 is an example of various answers described in embodiments of the present disclosure;
FIG. 4 is an example of a title and parsing of different presentation media as described in an embodiment of the present disclosure.
Detailed Description
The present disclosure is further described with reference to the following drawings and examples.
It should be noted that the following detailed description is exemplary and is intended to provide further explanation of the disclosure. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this disclosure belongs.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present disclosure. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.
The embodiments and features of the embodiments in the present disclosure may be combined with each other without conflict.
The first embodiment is as follows:
the embodiment aims to provide a training digital twin practical exercise problem bank development platform.
A training digital twin practical exercise problem bank development platform comprises:
a data access module configured to: receiving real-time state information of the physical equipment of the power grid, and transmitting the real-time state information to the digital twin module after corresponding pretreatment;
a digital twinning module configured to: based on a three-dimensional scene modeling mode, mapping the physical equipment of the power grid to a virtual space in a digital mode, and diagnosing and predicting the state of the physical equipment of the power grid in real time through the obtained real-time state information of the physical equipment of the power grid;
a topic generation module configured to: generating a practical exercise subject material based on the data generated by the digital twin module; constructing questions based on the generated real-operation question materials, a preset interaction effect rule base and a response effect rule base; classifying and storing the questions in an actual question bank according to the constructed question types;
a title presentation unit configured to: respectively selecting a preset number of questions from different question types of the actual exercise library, and displaying the questions to a student for answering through an interactive interface;
a statistical analysis unit configured to: and carrying out statistical analysis on the answer results of the trainees based on the answer analysis to obtain corresponding analysis results.
Further, the problem is constructed based on the generated real operation problem material, a preset interaction effect rule base and a response effect rule base, wherein the interaction effect rule comprises a dragging mode, a selection mode, an operation mode, a blank filling mode and a connection mode; the corresponding answering effect rules comprise a dragging mode, a clicking mode, a typing mode and a pairing mode.
Further, mapping the physical device of the power grid to a virtual space in a digital manner, and performing real-time diagnosis and prediction on the state of the physical device of the power grid through the obtained real-time state information of the physical device of the power grid, specifically: and feeding back the obtained real-time diagnosis and prediction results to the physical equipment of the power grid for optimization and adjustment, and generating corresponding subject materials based on the obtained real-time diagnosis and prediction results and the state data of the corresponding physical equipment of the power grid.
Further, a preset number of questions are respectively selected from different question types of the real exercise library, and the questions can be displayed on an interactive interface to be answered by a student, specifically, the question types comprise a dragging question, a selecting question, an operating question, a blank filling question and a connecting question.
Further, the generated real exercise topic materials are stored in a material library, when the real exercise topic materials in the material library are updated, the updated real exercise topic materials are screened out, and whether new topics are generated or not is judged based on the content of the real exercise topic materials.
Furthermore, when the theme is generated, corresponding theme analysis is constructed for the theme.
Further, the grid physical device includes a power generation device, a power transmission device, a power transformation device and a power distribution device.
Specifically, for the convenience of understanding, the following detailed description of the embodiments is provided with reference to the accompanying drawings:
as shown in fig. 1, a digital twin practical exercise problem bank development platform for training is provided, which mainly comprises the following processing procedures:
the method comprises the steps of firstly, acquiring state data of physical equipment of a power grid, wherein the state data mainly comprises equipment for power generation, power transmission, power transformation, power distribution and the like.
And secondly, mapping the power grid from a physical world to a digital world through a three-dimensional modeling technology, synchronizing the running condition of the power grid to a digital twin system in real time, realizing the reappearance of the power grid system in the digital world, and forming the digital twin power grid. Specifically, the method comprises the following steps: and modeling the power grid physical equipment by a three-dimensional modeling technology, and simultaneously carrying out real-time visual display on the state information of the power grid physical equipment received in real time on the constructed model so as to form a digital twin power grid. Specifically, a digital twin power generation device, a digital twin power transmission device, a digital twin power transformation device, and a digital twin power distribution device are respectively constructed corresponding to the devices for power generation, power transmission, power transformation, power distribution, and the like in the first step.
And thirdly, generating a digital twin practical exercise topic. In the platform, an industry expert develops a subject original material in a digital twin power grid system (mainly aiming at a specific operation step under a specific working condition), and sets a material label for the material, wherein the content of the material label comprises a skill point and a type (dragging, selecting, operating, filling, connecting and the like) related to a subject. The platform forms a question from a plurality of materials by identifying the material tags, selects a proper interaction effect and a proper answering effect, and generates a question and a question analysis by manually examining and checking the question and then generating the question.
The interaction effect rules comprise a dragging mode, a selection mode, an operation mode, a blank filling mode and a connection mode; the corresponding answering effect rules comprise a dragging mode, a clicking mode, a typing mode and a pairing mode.
And fourthly, answering the rich media questions, answering the questions by the students, automatically judging the right and wrong by the platform, and giving answer analysis.
And fifthly, consolidation and promotion are carried out, error questions are statistically analyzed, related knowledge points and skill points are given, related knowledge is captured, learning is consolidated again, and secondary answer inspection is carried out after learning.
As shown in fig. 2, a process of the problem generation method of the digital twin practical exercise library development platform for training in this embodiment is shown, which specifically includes:
step (1): firstly, identifying material information, judging whether to generate a new title or not according to identification content, if the material has titles suitable for knowledge points and skill points, directly capturing the titles and analyzing, and ending the process. If not, the next step is carried out.
And (2) judging the question form suitable for presentation according to the material content, and entering a corresponding generation mode after judging the question form.
And (3): the topic generation modes are divided into a drag topic, a selection topic, an operation topic, a blank filling topic and a connection topic, the corresponding interactive response modes are drag, click, typing and pairing respectively (examples under different response modes are given as shown in fig. 3), and the next step is carried out after the topic generation mode and the response mode are determined.
And (4): and selecting suitable presentation media according to the title generation mode and the response mode, wherein the suitable presentation media comprise characters, pictures, animations, live-action audios and videos, H5 (namely, a webpage), VR (virtual reality), AR (augmented reality) and the like (as shown in FIG. 4, examples of different presentation media are given).
And (5): and generating the title and the corresponding analysis thereof according to the presentation form.
Example two:
the embodiment aims to provide a method for developing a digital twin practical exercise problem library for training.
A training digital twin practical exercise problem bank development method is based on the training digital twin practical exercise problem bank development platform, and the method comprises the following steps:
acquiring real-time state information of the physical equipment of the power grid in real time, and performing corresponding pretreatment;
based on a three-dimensional scene modeling mode, mapping the physical equipment of the power grid to a virtual space in a digital mode, and diagnosing and predicting the state of the physical equipment of the power grid in real time through the obtained real-time state information of the physical equipment of the power grid;
generating practical exercise subject materials based on the data generated by the digital twin module, and storing the practical exercise subject materials into a material library;
when detecting that the material library is updated, selecting proper interaction and response configuration from the interaction effect rule library and the response effect rule library to construct questions based on the updated actual operation question materials; storing the questions in an actual question bank according to the constructed question types;
respectively selecting a preset number of questions from different question types of the actual exercise library, and displaying the questions to a student for answering through an interactive interface;
and carrying out statistical analysis on answer results of the students based on answer analysis to obtain corresponding analysis results.
Further, the technical details of the method according to this embodiment have already been described in detail in the system according to the first embodiment, and thus are not described herein again.
In further embodiments, there is also provided:
an electronic device comprising a memory and a processor and computer instructions stored on the memory and executed on the processor, the computer instructions when executed by the processor performing the method of embodiment two. For brevity, no further description is provided herein.
It should be understood that in this embodiment, the processor may be a central processing unit CPU, and the processor may also be other general purpose processors, digital signal processors DSP, application specific integrated circuits ASIC, off-the-shelf programmable gate arrays FPGA or other programmable logic devices, discrete gate or transistor logic devices, discrete hardware components, and so on. A general purpose processor may be a microprocessor or the processor may be any conventional processor or the like.
The memory may include both read-only memory and random access memory, and may provide instructions and data to the processor, and a portion of the memory may also include non-volatile random access memory. For example, the memory may also store device type information.
A computer readable storage medium storing computer instructions which, when executed by a processor, perform the method of embodiment two.
The method in the second embodiment may be directly implemented by a hardware processor, or implemented by a combination of hardware and software modules in the processor. The software modules may be located in ram, flash, rom, prom, or eprom, registers, among other storage media as is well known in the art. The storage medium is located in a memory, and a processor reads information in the memory and completes the steps of the method in combination with hardware of the processor. To avoid repetition, it is not described in detail here.
Those of ordinary skill in the art will appreciate that the various illustrative elements, i.e., algorithm steps, described in connection with the embodiments disclosed herein may be implemented as electronic hardware or combinations of computer software and electronic hardware. Whether such functionality is implemented as hardware or software depends upon the particular application and design constraints imposed on the technical solution. Skilled artisans may implement the described functionality in varying ways for each particular application, but such implementation decisions should not be interpreted as causing a departure from the scope of the present disclosure.
The digital twin practical exercise problem library development platform and method for training can be realized, and have wide application prospects.
The above description is only a preferred embodiment of the present disclosure and is not intended to limit the present disclosure, and various modifications and changes may be made to the present disclosure by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present disclosure should be included in the protection scope of the present disclosure.
Claims (10)
1. A training digital twin practical exercise problem bank development platform is characterized by comprising:
a data access module configured to: receiving real-time state information of the physical equipment of the power grid, and transmitting the real-time state information to the digital twin module after corresponding pretreatment;
a digital twinning module configured to: based on a three-dimensional scene modeling mode, mapping the physical equipment of the power grid to a virtual space in a digital mode, and diagnosing and predicting the state of the physical equipment of the power grid in real time through the obtained real-time state information of the physical equipment of the power grid;
a topic generation module configured to: generating a practical exercise subject material based on the data generated by the digital twin module; constructing questions based on the generated real exercise question materials, a preset interaction effect rule base and an answer effect rule base; classifying and storing the questions in an actual question bank according to the constructed question types;
a title presentation unit configured to: respectively selecting a preset number of questions from different question types of the actual exercise library, and displaying the questions to a student for answering through an interactive interface;
a statistical analysis unit configured to: and carrying out statistical analysis on the answer results of the trainees based on the answer analysis to obtain corresponding analysis results.
2. The training digital twin practical exercise library development platform of claim 1, wherein the subject is constructed based on the generated practical exercise subject materials, a preset interaction effect rule library and a response effect rule library, wherein the interaction effect rules comprise a dragging mode, a selection mode, an operation mode, a blank filling mode and a connection mode; the corresponding answering effect rules comprise a dragging mode, a clicking mode, a typing mode and a pairing mode.
3. The training digital twin practical exercise problem bank development platform as claimed in claim 1, wherein the grid physical device is mapped to the virtual space in a digital manner, and the real-time state information of the grid physical device is obtained to diagnose and predict the state of the grid physical device in real time, specifically: and feeding back the obtained real-time diagnosis and prediction results to the power grid physical equipment for optimization and adjustment, and generating corresponding subject materials based on the obtained real-time diagnosis and prediction results and state data of the corresponding power grid physical equipment.
4. The development platform of the training digital twin practical exercise library as claimed in claim 1, wherein a predetermined number of subjects are selected from different subject types of the practical exercise library respectively and are displayed to students for answering through an interactive interface, and specifically, the subject types include a drag subject, a selection subject, an operation subject, a blank filling subject and a connection subject.
5. The training digital twin practical problem library development platform as claimed in claim 1, wherein the generated practical problem materials are stored in a material library, when the practical problem materials in the material library are updated, the updated practical problem materials are screened out, and whether new problems are generated or not is judged based on the contents of the practical problem materials.
6. The training digital twin practical exercise library development platform of claim 1, wherein the topics are generated and corresponding topic parsing is constructed for the topics.
7. The training digital twin practical exercise library development platform of claim 1, wherein the grid physical devices comprise power generation devices, power transmission devices, power transformation devices and power distribution devices.
8. A training digital twin practical exercise problem bank development method based on a training digital twin practical exercise problem bank development platform according to any one of claims 1 to 7, the method comprising:
acquiring real-time state information of physical equipment of a power grid in real time, and performing corresponding pretreatment;
based on a three-dimensional scene modeling mode, mapping the power grid physical equipment to a virtual space in a digital mode, and diagnosing and predicting the state of the power grid physical equipment in real time through the obtained real-time state information of the power grid physical equipment;
generating practical operation subject materials based on the data generated by the digital twin module, and storing the practical operation subject materials in a material library;
when the material library is detected to be updated, selecting proper interaction and response configuration from the interaction effect rule library and the response effect rule library to construct questions based on the updated actual operation question materials; storing the questions in an actual question bank according to the constructed question types;
respectively selecting a preset number of questions from different question types of the actual exercise library, and displaying the questions to a student for answering through an interactive interface;
and carrying out statistical analysis on the answer results of the trainees based on the answer analysis to obtain corresponding analysis results.
9. An electronic device comprising a memory, a processor and a computer program stored in the memory for execution, wherein the processor implements the method of developing a digital twin exercise problem library according to any one of claims 1-7.
10. A non-transitory computer readable storage medium having stored thereon a computer program, wherein the program when executed by a processor implements a method for developing a training digital twin practical exercise library according to any one of claims 1 to 7.
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