CN112562434A - Interactive simulation laboratory system under virtual reality environment - Google Patents
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Abstract
The invention relates to an interactive simulation laboratory system under a virtual reality environment, which comprises: the system comprises a virtual reality module, a detection recording module, a monitoring module, a data storage module and a cloud server. The system can simulate various experiments in daily teaching, so that participants can more intuitively participate in experience and more deeply know learning related knowledge, and particularly, the system can randomly perform experiments which cannot be performed or are inconvenient to perform before due to the use of precious drugs, safety risks and the like on the premise of ensuring safety and low cost, thereby being beneficial to improving the interest of students in disciplines and improving the teaching effect; meanwhile, the system can provide various visual monitoring data for teachers, help the teachers to know the mastering conditions of students on knowledge points and whether experiment operation is correct or not, and is favorable for improving teaching pertinence and efficiency.
Description
Technical Field
The invention relates to the technical field of virtual reality teaching, in particular to an interactive simulation laboratory system in a virtual reality environment.
Background
In the teaching process, especially in the experiment teaching of chemical, biological and other subjects, corresponding experimental equipment and/or experimental materials are needed, and some experimental materials relate to controlled substances or dangerous medicines and are not easy to obtain; some experiments can also generate harmful gas and experimental wastes, which are not beneficial to environmental protection; in addition, living organisms are needed to be used in some experiments, experiment scenes and experiment conditions are not easy to meet in a school laboratory environment, and the experiment cost is high, so that some knowledge points related to experiment teaching can only be taught by teachers, students cannot visually know the experiment process and can not participate in the experiment process, the participation degree of the students in teaching is reduced, and the interest of the students in disciplines is not favorably improved; in addition, in current experimentation, can't be timely comprehensive collect experimental data, the teacher can't judge whether correct to all students 'experiment progress and operation, can't know the student to the mastery condition of knowledge point, is unfavorable for improving teaching quality and teaching efficiency.
Disclosure of Invention
In view of the above, the present invention provides an interactive simulation laboratory system in a virtual reality environment to overcome the deficiencies of the prior art. The system can simulate various experiments in daily teaching, so that participants can more intuitively participate in experience and more deeply know learning related knowledge, and particularly, the system can randomly perform experiments which cannot be performed or are inconvenient to perform before due to the use of precious drugs, safety risks and the like on the premise of ensuring safety and low cost, thereby being beneficial to improving the interest of students in disciplines and improving the teaching effect; meanwhile, the system can provide various visual monitoring data for teachers, help the teachers to know the mastering conditions of students on knowledge points and whether experiment operation is correct or not, and is favorable for improving teaching pertinence and efficiency.
In order to achieve the purpose, the invention adopts the following technical scheme: an interactive simulation laboratory system in a virtual reality environment, comprising:
the system comprises a virtual reality module, a detection recording module, a monitoring module, a data storage module and a cloud server;
the virtual reality module is used for simulating a laboratory, an operation table and experimental equipment by using 3D modeling in a virtual reality environment, so that students can interact and experiment;
the detection recording module is used for recording operation and experimental data of students, uploading the recorded data to the cloud server, and finally storing the recorded data in the data storage module under the control of the cloud server;
the monitoring module is used for enabling a teacher to monitor the operation and experiment progress of students through the cloud server.
Optionally, the simulation experiment is divided into a teaching mode and an assessment mode;
the teacher selects a teaching mode or an assessment mode when selecting experimental contents, or the students enter the teaching mode and then control the students to enter the assessment mode through the virtual reality module.
Optionally, in the teaching mode, giving an information prompt corresponding to the experiment, so that the student performs experiment operation according to the information prompt;
the information prompt at least comprises: voice prompt of experiment operation, content prompt and name prompt of medicine equipment;
in the examination mode, only the name prompt of the medicine equipment and the remaining examination duration are given.
Optionally, in the teaching mode, the teacher can control the course demonstration progress, monitor the accuracy of student's experiment progress and experiment link operation, and make statistics.
Optionally, after entering the teaching mode, the system prompts students for necessary operation details, and then a detection point is set at each key operation event;
recording 'detection point' data, wherein the 'detection point' data only has two states of 'correct' and 'wrong';
the system waits for user operation to trigger a detection point;
each detection point is correspondingly provided with detection point conclusion data, and the detection point conclusion data are recorded as a completion state or an incompletion state according to the triggering condition of a conclusive event or condition;
after a user operates and triggers a detection point, an event or a condition is achieved, and the data of the detection point conclusion are uploaded to the cloud server and are not detected any more;
and when the user finishes the operation according to the prompt information, ending the experiment teaching process.
Optionally, in the assessment mode, the system additionally records at least one of the following data:
recording the number of attempts of each detection point, and uploading the number of attempts and detection point conclusion data to the cloud server when a detection point conclusion condition is met;
the system comprises a cloud server, a score server and a cloud server, wherein the cloud server is used for generating score data, calculating detection point scores according to correct and error conditions of all detection points, taking the detection point scores as the score data, and uploading the score data and the detection point conclusion data to the cloud server;
the data of the knowledge points, specifically, one knowledge point has a plurality of detection points associated with the knowledge point, and the completion rate is expressed to be 0% to 100% according to the quantity proportion that the triggered detection point conclusion is 'completed'; after the detection point conclusions of all the associated detection points are 'finished', uploading the 'knowledge point' data to the cloud server; and/or uploading the 'knowledge point' data to the cloud server when the assessment mode is finished;
the data of the practical operation conclusion is specifically converted into different grades according to the correct proportion of all the detection points, the grades are used as the data of the practical operation conclusion, the data of the practical operation conclusion is uploaded to the cloud server when the examination mode is finished, and the experiment is finished after the cloud server receives the data of the practical operation conclusion.
Optionally, in the teaching mode, after the experiment is finished, a summary panel is displayed;
the purpose of the experiment, the experimental equipment and the conclusion of the experiment are listed on the summary panel.
Optionally, in the teaching mode, after the experiment is finished and the experiment purpose and the experiment conclusion are given, the method further includes:
acquiring an instruction input by a user; the instruction is "do again" or "exit experiment";
when the instruction input by the user is 'do again', the system repeatedly enters the experiment again;
and when the instruction input by the user is 'quit experiment', the system quits the experiment.
Optionally, in the examination mode, after the experiment is finished, a free-space test exercise is provided so that the student can answer the exercise conveniently;
and giving a score according to the experimental condition of each student and the corresponding follow-up test answer condition.
Optionally, in the teaching mode and the assessment mode, the system can record the experimental operation details, progress and consumed time data of the students in real time and feed the data back to the cloud server in real time;
the cloud server displays in real time according to the feedback data: counting the number of people entering any step, counting the time consumption of each student in any step, and correcting and error rate of knowledge points;
the cloud server can also find out corresponding results according to the query instruction input by the teacher and display the results.
By adopting the technical scheme, the interactive simulation laboratory system in the virtual reality environment comprises: the system comprises a virtual reality module, a detection recording module, a monitoring module, a data storage module and a cloud server. The system can simulate various experiments in daily teaching, so that participants can more intuitively participate in experience and more deeply know learning related knowledge, and particularly, the system can randomly perform experiments which cannot be performed or are inconvenient to perform before due to the use of precious drugs, safety risks and the like on the premise of ensuring safety and low cost, thereby being beneficial to improving the interest of students in disciplines and improving the teaching effect; meanwhile, the system can provide various visual monitoring data for teachers, help the teachers to know the mastering conditions of students on knowledge points and whether experiment operation is correct or not, and is favorable for improving teaching pertinence and efficiency.
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In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic diagram of an interactive simulation laboratory system in a virtual reality environment according to the present invention;
FIG. 2 is a schematic flow chart illustrating the operation principle of the interactive simulation laboratory system in a virtual reality environment according to the present invention;
FIG. 3 is a schematic view of a user flow of the interactive simulation laboratory system in a virtual reality environment according to the present invention.
In the figure: 1. a virtual reality module; 2. a detection recording module; 3. a monitoring module; 4. a data storage module; 5. and a cloud server.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the technical solutions of the present invention will be described in detail below. It is to be understood that the described embodiments are merely exemplary of the invention, and not restrictive of the full scope of the invention. All other embodiments, which can be derived by a person skilled in the art from the examples given herein without any inventive step, are within the scope of the present invention.
FIG. 1 is a schematic structural diagram of an interactive simulation laboratory system in a virtual reality environment according to the present invention.
As shown in fig. 1, the interactive simulation laboratory system in virtual reality environment according to the present invention includes:
the system comprises a virtual reality module 1, a detection recording module 2, a monitoring module 3, a data storage module 4 and a cloud server 5;
the virtual reality module 1 is used for simulating a laboratory, an operation table and experimental equipment by using 3D modeling in a virtual reality environment, so that students can interact and experiment;
the detection recording module 2 is used for recording operation and experimental data of students, uploading the recorded data to the cloud server 5, and finally storing the recorded data in the data storage module 4 under the control of the cloud server 5;
the monitoring module 3 is used for enabling a teacher to monitor the operation and experiment progress of students through the cloud server 5.
In practical use, the system of the invention uses a general PC + VR device for simulation. The VR device includes a six degree-of-freedom positioned virtual reality helmet and a handle. In the whole interactive simulation laboratory system, two roles of students and teachers exist, the students are direct participants of the experiment, and the teachers can control course demonstration progress, monitor experiment progress of the students, and correct experimental links and the like.
The system needs to rely on a network, the data are stored in the cloud, teachers log in the cloud server 5, classes, experimental equipment groups and experimental contents are selected, the system provides virtual laboratories for student users, and the students use VR equipment to enter the virtual laboratories to operate. The system can detect data such as student's experiment progress and consumption time to the monitoring module 3 of real-time feedback teacher end, supply the teacher to master the teaching condition.
Furthermore, the simulation experiment is divided into a teaching mode and an examination mode;
the teacher can select a teaching mode or an assessment mode when selecting experimental contents, or the students can control the students to enter the assessment mode through the virtual reality module 1 after entering the teaching mode.
Further, under a teaching mode, giving an information prompt corresponding to the experiment so that students can perform experiment operation according to the information prompt;
the information prompt at least comprises: voice prompt of experiment operation, content prompt and name prompt of medicine equipment;
in the examination mode, no system information is prompted, and only the name prompt of the medicine equipment and the remaining examination duration are given.
Further, under the teaching mode, the teacher can control the course demonstration progress, monitors the accuracy of student's experiment progress and experiment link operation, and makes statistics.
As shown in fig. 2 and 3, after entering the teaching mode, the system prompts students for necessary operation details, and then sets a detection point at each key operation event;
recording 'detection point' data, wherein the 'detection point' data only has two states of 'correct' and 'wrong';
the system waits for user operation to trigger a detection point;
each detection point is correspondingly provided with detection point conclusion data, and the detection point conclusion data are recorded as a completion state or an incompletion state according to the triggering condition of a conclusive event or condition;
after a user operates and triggers a detection point, an event or condition is achieved, and the data of the detection point conclusion are uploaded to the cloud server 5 and are not detected any more;
and when the user finishes the operation according to the prompt information, ending the experiment teaching process.
Further, in the assessment mode, the system additionally records at least one of the following data:
recording the number of attempts of each detection point, and uploading the number of attempts and detection point conclusion data to the cloud server 5 when a detection point conclusion condition is met;
the "scoring" data specifically includes calculating a score of a detection point according to the correct and incorrect conditions of all the detection points, taking the score of the detection point as "scoring" data, and uploading the "scoring" data and "detection point conclusion data" together to the cloud server 5;
the data of the knowledge points, specifically, one knowledge point has a plurality of detection points associated with the knowledge point, and the completion rate is expressed to be 0% to 100% according to the quantity proportion that the triggered detection point conclusion is 'completed'; after the detection point conclusions of all the associated detection points are 'finished', uploading the 'knowledge point' data to the cloud server 5; and/or uploading the data of the knowledge points to the cloud server 5 when the assessment mode is finished;
the "practical operation conclusion" data is specifically converted into different grades (for example, A, B, C, D grades) according to correct proportions of all the detection points, the grades are used as the "practical operation conclusion" data, the "practical operation conclusion" data is uploaded to the cloud server 5 when the assessment mode is finished, and the experiment is finished after the cloud server 5 receives the "practical operation conclusion" data.
Further, in a teaching mode, after the experiment is finished, a summary panel is displayed;
the purpose of the experiment, the experimental equipment and the conclusion of the experiment are listed on the summary panel.
Further, in the teaching mode, after the experiment is finished and the experiment purpose and the experiment conclusion are given, the method further comprises the following steps:
acquiring an instruction input by a user; the instruction is "do again" or "exit experiment";
when the instruction input by the user is 'do again', the system repeatedly enters the experiment again;
and when the instruction input by the user is 'quit experiment', the system quits the experiment.
Furthermore, in the examination mode, after the experiment is finished, the test exercises are provided along with the hall so that the students can answer the test exercises;
and giving a score according to the experimental condition of each student and the corresponding follow-up test answer condition.
Further, under the teaching mode and the assessment mode, the system can record the experimental operation details, progress and consumed time data of students in real time and feed the data back to the cloud server 5 in real time;
the cloud server 5 displays in real time according to the feedback data: counting the number of people entering any step, counting the time consumption of each student in any step, and correcting and error rate of knowledge points; the teacher can see the progress statistics and experimental details of all students in the current class by logging into the cloud server 5.
The cloud server 5 can also find out corresponding results according to the query instruction input by the teacher and display the results so as to facilitate the teacher to analyze the condition that the students master the knowledge points and carry out targeted teaching. For example, the teacher may inquire the historical performance by class or time to analyze the situation where the student grasps the knowledge point.
In addition, the teacher can log in the cloud server 5 to perform operations such as account management, installation management, student management, resource management, and device management.
The interactive simulation laboratory system in the virtual reality environment can simulate various experiments in daily teaching, so that participants can participate in experience more intuitively, immersive experience is brought to students, the participation degree of the students is improved, the students can learn related learning knowledge more deeply, especially, the experiments which cannot be done or are inconvenient to do before due to the use of precious medicines, safety risks and the like can be carried out at will on the premise that safety and low cost are ensured by users, the interest of the students in subjects is favorably improved, and the teaching effect is improved; the experimental expense is also reduced, and the cost pressure of purchasing experimental consumables is solved; harmful gas and experimental waste are avoided, and environmental protection is facilitated; meanwhile, the system can provide various visual monitoring data for teachers, help the teachers to know the mastering conditions of students on knowledge points and whether experiment operation is correct or not, and is favorable for improving teaching pertinence and efficiency.
It is understood that the same or similar parts in the above embodiments may be mutually referred to, and the same or similar parts in other embodiments may be referred to for the content which is not described in detail in some embodiments.
It should be noted that the terms "first," "second," and the like in the description of the present invention are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. Further, in the description of the present invention, the meaning of "a plurality" means at least two unless otherwise specified.
Any process or method descriptions in flow charts or otherwise described herein may be understood as representing modules, segments, or portions of code which include one or more executable instructions for implementing specific logical functions or steps of the process, and alternate implementations are included within the scope of the preferred embodiment of the present invention in which functions may be executed out of order from that shown or discussed, including substantially concurrently or in reverse order, depending on the functionality involved, as would be understood by those reasonably skilled in the art of the present invention.
It should be understood that portions of the present invention may be implemented in hardware, software, firmware, or a combination thereof. In the above embodiments, the various steps or methods may be implemented in software or firmware stored in memory and executed by a suitable instruction execution system. For example, if implemented in hardware, as in another embodiment, any one or combination of the following techniques, which are known in the art, may be used: a discrete logic circuit having a logic gate circuit for implementing a logic function on a data signal, an application specific integrated circuit having an appropriate combinational logic gate circuit, a Programmable Gate Array (PGA), a Field Programmable Gate Array (FPGA), or the like.
It will be understood by those skilled in the art that all or part of the steps carried by the method for implementing the above embodiments may be implemented by hardware related to instructions of a program, which may be stored in a computer readable storage medium, and when the program is executed, the program includes one or a combination of the steps of the method embodiments.
In addition, functional units in the embodiments of the present invention may be integrated into one processing module, or each unit may exist alone physically, or two or more units are integrated into one module. The integrated module can be realized in a hardware mode, and can also be realized in a software functional module mode. The integrated module, if implemented in the form of a software functional module and sold or used as a stand-alone product, may also be stored in a computer readable storage medium.
The storage medium mentioned above may be a read-only memory, a magnetic or optical disk, etc.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
Although embodiments of the present invention have been shown and described above, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art within the scope of the present invention.
Claims (10)
1. An interactive simulation laboratory system in a virtual reality environment, comprising:
the system comprises a virtual reality module, a detection recording module, a monitoring module, a data storage module and a cloud server;
the virtual reality module is used for simulating a laboratory, an operation table and experimental equipment by using 3D modeling in a virtual reality environment, so that students can interact and experiment;
the detection recording module is used for recording operation and experimental data of students, uploading the recorded data to the cloud server, and finally storing the recorded data in the data storage module under the control of the cloud server;
the monitoring module is used for enabling a teacher to monitor the operation and experiment progress of students through the cloud server.
2. The interactive simulation laboratory system of claim 1, wherein the simulation experiment is divided into a teaching mode and an assessment mode;
the teacher selects a teaching mode or an assessment mode when selecting experimental contents, or the students enter the teaching mode and then control the students to enter the assessment mode through the virtual reality module.
3. The interactive simulation laboratory system of claim 2,
under a teaching mode, giving an information prompt corresponding to an experiment so that students can perform experiment operation according to the information prompt;
the information prompt at least comprises: voice prompt of experiment operation, content prompt and name prompt of medicine equipment;
in the examination mode, only the name prompt of the medicine equipment and the remaining examination duration are given.
4. The interactive simulation laboratory system of claim 2,
under the teaching mode, the teacher can control the course demonstration progress, monitors the accuracy of student's experiment progress and experiment link operation, and makes statistics.
5. The interactive simulation laboratory system of claim 2,
after entering a teaching mode, prompting necessary operation details of students by a system, and setting a detection point at each key operation event;
recording 'detection point' data, wherein the 'detection point' data only has two states of 'correct' and 'wrong';
the system waits for user operation to trigger a detection point;
each detection point is correspondingly provided with detection point conclusion data, and the detection point conclusion data are recorded as a completion state or an incompletion state according to the triggering condition of a conclusive event or condition;
after a user operates and triggers a detection point, an event or a condition is achieved, and the data of the detection point conclusion are uploaded to the cloud server and are not detected any more;
and when the user finishes the operation according to the prompt information, ending the experiment teaching process.
6. The interactive simulation laboratory system of claim 5,
in the assessment mode, the system additionally records at least one of the following data:
recording the number of attempts of each detection point, and uploading the number of attempts and detection point conclusion data to the cloud server when a detection point conclusion condition is met;
the system comprises a cloud server, a score server and a cloud server, wherein the cloud server is used for generating score data, calculating detection point scores according to correct and error conditions of all detection points, taking the detection point scores as the score data, and uploading the score data and the detection point conclusion data to the cloud server;
the data of the knowledge points, specifically, one knowledge point has a plurality of detection points associated with the knowledge point, and the completion rate is expressed to be 0% to 100% according to the quantity proportion that the triggered detection point conclusion is 'completed'; after the detection point conclusions of all the associated detection points are 'finished', uploading the 'knowledge point' data to the cloud server; and/or uploading the 'knowledge point' data to the cloud server when the assessment mode is finished;
the data of the practical operation conclusion is specifically converted into different grades according to the correct proportion of all the detection points, the grades are used as the data of the practical operation conclusion, the data of the practical operation conclusion is uploaded to the cloud server when the examination mode is finished, and the experiment is finished after the cloud server receives the data of the practical operation conclusion.
7. The interactive simulation laboratory system according to any one of claims 2 to 6,
in the teaching mode, after the experiment is finished, a summary panel is displayed;
the purpose of the experiment, the experimental equipment and the conclusion of the experiment are listed on the summary panel.
8. The interactive simulation laboratory system of claim 7, wherein in the teaching mode, after the experiment is finished and the objective and conclusion of the experiment are given, the system further comprises:
acquiring an instruction input by a user; the instruction is "do again" or "exit experiment";
when the instruction input by the user is 'do again', the system repeatedly enters the experiment again;
and when the instruction input by the user is 'quit experiment', the system quits the experiment.
9. The interactive simulation laboratory system according to any one of claims 2 to 6,
in the examination mode, after the experiment is finished, providing the paradise test exercises so that students can answer the questions;
and giving a score according to the experimental condition of each student and the corresponding follow-up test answer condition.
10. The interactive simulation laboratory system according to any one of claims 2 to 6,
under the teaching mode and the assessment mode, the system can record the experimental operation details, progress and consumed time data of students in real time and feed the data back to the cloud server in real time;
the cloud server displays in real time according to the feedback data: counting the number of people entering any step, counting the time consumption of each student in any step, and correcting and error rate of knowledge points;
the cloud server can also find out corresponding results according to the query instruction input by the teacher and display the results.
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113205712A (en) * | 2021-04-14 | 2021-08-03 | 佛山科学技术学院 | Visual auxiliary learning method and system for virtual experiment |
| CN113296607A (en) * | 2021-05-27 | 2021-08-24 | 北京润尼尔网络科技有限公司 | VR-based multi-user virtual experiment teaching system |
| CN113470448A (en) * | 2021-06-30 | 2021-10-01 | 上海松鼠课堂人工智能科技有限公司 | Simulation method, system and equipment based on scientific experiment for generating countermeasure network |
| CN114333455A (en) * | 2021-12-28 | 2022-04-12 | 中科软齐(武汉)科技有限公司 | Electric power system communication and protocol experiment guidance system and method |
| CN115809945A (en) * | 2022-04-06 | 2023-03-17 | 广东南华工商职业学院 | Teaching training platform based on cloud computing |
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| CN114333455B (en) * | 2021-12-28 | 2023-09-12 | 中科软齐(武汉)科技有限公司 | Electric power system communication and protocol experiment guidance system and method |
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