CN108831238A - A kind of educational system control method based on virtual experimental - Google Patents
A kind of educational system control method based on virtual experimental Download PDFInfo
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Abstract
The present invention provides a kind of educational system control method based on virtual experimental, includes the following steps：S1, receiving module obtain experiment information and student information；And control centre is sent to by information is received；S2, control centre confirm experimental site according to experiment information, and the corresponding photographic device in position for controlling experiment is opened；S3, control centre's confirmation student station have arrived experimental site and have started to test；S4, the experiment content that student is persistently obtained by photographic device, and the experiment content of student is persistently sent to detection module；Whether S5, detection module judgment experiment content are correct, and judgment criteria tests indices corresponding to correct exemplary criteria for include in experiment information, when judging wrong, execute step S6；S6, detection module misregistration posture, are sent to control centre for incorrect posture；S7, evaluation module evaluate the experiment effect of student.
Description
Technical field
The present invention relates to educational system method field more particularly to a kind of educational system controlling parties based on virtual experimental
Method.
Background technique
Virtual experimental refers to by means of multimedia, emulation and virtual reality（Also known as VR）Etc. technologies build on computers can
Auxiliary, part the substitution even related software and hardware operating environment of each operation link of replacing whole traditional experiment, experimenter can picture
Various experimental projects are equally completed in true environment, acquired experiment effect is equivalent to even better than in true environment
Acquired effect；Experiment by virtual experimental in conjunction with true laboratory, by cloud computing in conjunction with virtual reality, to school
Room improves, and can use in training and examination, it might even be possible to not use experimental material or chemicals, so that it may see
To the legitimate reading of experiment.
Summary of the invention
Goal of the invention：The present invention provides a kind of educational system control method based on virtual experimental.
Technical solution：The invention is realized by the following technical scheme：
A kind of educational system control method based on virtual experimental is pacified in the laboratory the system comprises a laboratory
Equipped with experiment tool；It further include receiving module, for receiving student information and experiment information；The experiment information obtains mould
Block, the photographic device including being mounted on all angles are also used to obtain student for obtaining the posture of student during the experiment
The position corresponding to experimental tool of eye, mouth, hand during the experiment；Processing module is used to according to experiment information, knot
The experimental tool and experimental principle for closing input, predict experiment effect；Virtual display module receives the experiment number of prediction
According to converting effect picture/video for the corresponding effect of experimental data, pass through player plays；Evaluation module is used to according to acquisition
The data of module and the data of processing module carry out evaluation feedback to student；Detection module was being tested for detecting student
The accuracy of posture in journey, and incorrect posture is prompted；Control centre, for receiving and dispatching instruction；It is connect with control centre
Drive module, for receiving the instruction of control centre.
The control method comprises the steps of：
S1, receiving module obtain experiment information and student information；And control centre is sent to by information is received；
S2, control centre confirm experimental site according to experiment information, and the corresponding photographic device in position for controlling experiment is opened；
S3, control centre's confirmation student station have arrived experimental site and have started to test；
S4, the experiment content that student is persistently obtained by photographic device, and the experiment content of student is persistently sent to detection mould
Block；
Whether S5, detection module judgment experiment content are correct, and judgment criteria is that the experiment for including correctly is demonstrated mark in experiment information
Indices corresponding to standard when judging wrong, execute step S6；
S6, detection module misregistration posture, are sent to control centre for incorrect posture；
S7, evaluation module obtain the experiment content of student, and obtain the experiment effect prediction of processing module；Control centre passes through cloud
Calculating calculates the experiment effect of student；Experimental result and calculated result are compared, to the experiment effect of student into
Row evaluation.
As a preferred solution of the present invention, the step S5 is further comprising the steps of：
S51, processing module persistently receive the experiment posture of student, and obtain the face of student and the phase of hand and experimental tool
To position；
S52, processing module obtain the correct exemplary criteria of experiment of receiving module, and the correct exemplary criteria of experiment includes all
Experimental standard and experiment points for attention.
As a preferred solution of the present invention, further include after the step S6：
S61, when the priority assignation in experiment information be examination when, control centre's acceptance error posture is mentioned without voice
Show；When the priority assignation in experiment information is practice, control centre's acceptance error instruction is corresponding interior by false command
Hold and is exported by speech ciphering equipment.
As a preferred solution of the present invention, the experiment information includes：Test classification, Experiment name, permission, experiment
Tool, experimental principle, the correct exemplary criteria of experiment and experimental result.
As a preferred solution of the present invention, the control centre sends the finger comprising location information and opening imformation
It enables to photographic device and driving, the photographic device drive control photographic device is opened.
As a preferred solution of the present invention, in step S3, experimental site has been arrived at the confirmation station, is passed by infrared ray
Sensor confirmation, the result that the infrared sensor will confirm that are sent to control centre, and control centre returns to the finger for starting experiment
It enables.
As a preferred solution of the present invention, further include after the S6 step：
Information comprising testing result is sent to evaluation module by S62, the control centre；
As a preferred solution of the present invention, the evaluation content includes：Test posture, experiment effect comparison.
As a preferred solution of the present invention, the control centre sends student experimenting information to virtual display module,
The experiment information of student is saved and is played by the virtual display module.
As a preferred solution of the present invention, the control centre is counted by experiment effect of the cloud computing to student
It calculates and is modeled as the corresponding picture/video/3D scene of real scene, and calculated result is sent to virtual display device and is broadcast
It puts.
Beneficial effect：
The control method of educational system through the invention, by virtual experimental in conjunction with true laboratory, by cloud computing and void
Quasi- reality combines, and improves, can be used in training and examination to the laboratory of school, the intelligent movement for judging student
Whether standardize；Save the labour of teacher；
Experimental material or chemicals can not used, so that it may the legitimate reading virtually tested；Save the energy；
The movement of evaluation and detection student, prompts malfunction, and student can be allowed to learn more rapidly.
Detailed description of the invention
The drawings herein are incorporated into the specification and forms part of this specification, and shows the implementation for meeting the disclosure
Example, and consistent with the instructions for explaining the principles of this disclosure.
Fig. 1 be the present embodiments relate to a kind of educational system control method flow diagram；
Fig. 2 be the present embodiments relate to a kind of acquisition module flow diagram；
Fig. 3 be the present embodiments relate to a kind of incorrect posture remind flow diagram；
Fig. 4 be the present embodiments relate to a kind of received flow diagram of evaluation module；
Fig. 5 be the present embodiments relate to a kind of system connection relationship diagram；
Fig. 6 be the present embodiments relate to a kind of drive module connection relationship diagram；
Fig. 7 be the present embodiments relate to a kind of virtual display module connection relationship diagram；
Fig. 8 be the present embodiments relate to another virtual display module connection relationship diagram.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.
Embodiment one：
Educational system method provided by the invention, is used primarily in the laboratory of school, is carrying out class hour training for student or is surveying
Use when commenting examination；A kind of educational system control method based on virtual experimental, the educational system include an experiment
Room is equipped with experiment tool in the laboratory and places the tool stand of experimental tool；Further include receiving module 200, uses
To receive student information and experiment information；Obtain module 100, the photographic device 720 including being mounted on all angles, for obtaining
The posture of student during the experiment, being also used to obtain student, eye, mouth, corresponding to for hand test work during the experiment
The position of tool；Processing module 300 is used to, in conjunction with the experimental tool and experimental principle of input, imitate experiment according to experiment information
Fruit is predicted；Virtual display module 800 receives the experimental data of prediction, converts effect for the corresponding effect of experimental data
Figure/video, passes through player plays；Evaluation module 500, for according to the data and processing module 300 for obtaining module 100
Data carry out evaluation feedback to student；Detection module 400, for detecting the accuracy of the posture of student during the experiment, and
Incorrect posture is prompted；Control centre, for receiving and dispatching instruction；The drive module 700 being connect with control centre, for receiving
The instruction of control centre.
The process and effect specifically implemented are as follows, and student inputs the information of oneself, specifically comprising name, gender, student number,
The personal information such as grade select the experiment that will be carried out for examination or peacetime training, enter laboratory after selection and carry out mould
Draft experiment；
The experiment is with the utensil that tool is current experiment room, electronic device etc., such as beaker, funnel that chemical experiment is used
Deng, ruler, circuit board that Physical Experiment is used etc., the microscope etc. that Bioexperiment is used；The location of all experiment appliances
There is station location marker, which connect with control centre, location information is sent to control centre, control centre is based on position
Confidence breath opens photographic device 720；Control centre is based on position information confirming experimental site, to control speech ciphering equipment prompt student
Into correct experimental site.
The control method comprises the steps of：
S1, receiving module 200 obtain experiment information and student information；And control centre is sent to by information is received；
After control centre receives information, corresponding experimental tool is matched, and then confirms the corresponding experimental site of experimental tool, really
Surely the photographic device 720 that will be opened；
S2, control centre confirm experimental site according to experiment information, and the corresponding photographic device 720 in position for controlling experiment is opened；
720 position of photographic device that control centre's confirmation is opened sends open command to driving device, controls driving device unlatching and correspond to
The photographic device 720 of position, photographic device 720 are opened.The unlatching of photographic device 720 is used to monitor the process of the experiment of student,
The content of monitoring includes in the posture and mouth, eye, the position of nose and the corresponding experimental tool of hand and experimentation of experiment
The position for the experimental tool being related to and the track of movement；By for the experiment of the amount of liquid, needing eyes flat in measurement beaker
It depending on beaker, during measurement, needs to obtain the horizontal line of eyes and beaker, judges whether student is correct according to horizontal line
Experiment；For example, glasses are opened and closed if necessary to one when measuring microscope, then need to obtain the eyes of student relative to microscopical
The specific state of position and eyes；Student, which is obtained, according to monitoring specifically tests process；
S3, control centre's confirmation student station have arrived experimental site and have started to test；Preferably, experiment position has been arrived at the confirmation station
It sets, is confirmed by infrared sensor, the result that the infrared sensor will confirm that is sent to control centre, and control centre returns
Return the instruction for starting experiment；The instruction for starting experiment is issued by the voice device 710 of control system, such as：It please student number
Enter the region of * * * experiment for the student of * * *；
S4, the experiment content that student is persistently obtained by photographic device 720, and the experiment content of student is persistently sent to detection
Module 400；Specifically, the experiment posture of the corresponding student of experiment content is sent, the motion track etc. of experimental tool in experiment；
Whether S5,400 judgment experiment content of detection module are correct, and judgment criteria is that the experiment for including correctly is demonstrated in experiment information
Indices corresponding to standard when judging wrong, execute step S6；
The step S5 is further comprising the steps of：
S51, processing module 300 persistently receive the experiment posture of student, and the face and hand and experimental tool of acquisition student
Relative position；
S52, processing module 300 obtain the correct exemplary criteria of experiment of receiving module 200, and the correct exemplary criteria of experiment includes
All experimental standards and experiment points for attention.
The detection module 400 receives the experiment information from receiving module 200, and the cloud service of the system stores institute
The experiment information of some schools；The experimental principle for including in the received experiment information is also derived from the data of cloud service；
Experiment classification, Experiment name, permission, experimental tool, experimental principle, the correct exemplary criteria of experiment are contained in the experiment information
And experimental result；The Experiment name is the unique identification of experiment, there is different experimental programs for same Experiment name,
Classification arrangement is carried out under same Experiment name, such as：Oxidation experiment, the classification that can be arranged as oxygen and different materials are real
It tests；The major class and group of classification point experiment are tested, major class is divided into Physical Experiment, chemical experiment and Bioexperiment, and group can divide
For oxidation experiment, carbonization experiment etc.；Institute's just claim limit is divided into big permission and small permission, and authority is limited to the selection of Faculty and Students,
Small permission is experiment purpose, can be divided into the selection of test and practice；The experimental tool is all utensils used in experiment；
The experimental principle further includes simulated scenario, such as：Same oxidation experiment, different component ratios correspond to different oxidations
As a result, simulation of the simulated scenario according to different ingredients；Such as acceleration test, different acceleration, different initial velocity
When degree, different distance calculate the time, the variation of all dependent variables have it is different as a result, simulated scenario be capable of it is intelligent according to physics
Formula simulates different results.
The correct demonstration of experiment includes all correct experiment postures and the moving rail comprising all correct tools
Mark；The experimental result be under initial selection, such as selective oxidation experiment, each material of the oxidation experiment to laboratory experiment
The dosage of material has initial regulation, and experimental result is the corresponding simulated scenario under the regulation.
When judgement, according to the student experimenting content that the correct demonstration comparison of experiment content obtains, similarity, only phase are judged
It is more than preset value, judgment experiment correct set like degree.
S6,400 misregistration posture of detection module, are sent to control centre for incorrect posture；
Step S6 further includes：
S61, when the priority assignation in experiment information is practice, control centre's acceptance error instruction, by false command pair
The content answered is exported by speech ciphering equipment；When the priority assignation in experiment information is examination, control centre's acceptance error
Posture is without voice prompting；
Information comprising testing result is sent to evaluation module 500 by S62, the control centre；The testing result includes institute
There are the motion track or connection type of experiment tool in the experimentation and experimentation of user, connection type mainly exists
More in Physical Experiment, part chemical experiment and Bioexperiment also have；It further include the incorrect posture of student.
S7, evaluation module 500 obtain the experiment content of student, and obtain the experiment effect prediction of processing module 300；Control
Center is calculated by experiment effect of the cloud computing to student；Specifically according in student experimenting material utilization amount and experiment side
Formula, the virtual analog result of experiment with computing；Experimental result and calculated result are compared, the experiment effect of student is carried out
Evaluation.
Preferably, the evaluation content includes：Test posture, experiment effect comparison.
Preferably, the control centre sends the instruction comprising location information and opening imformation to photographic device and drives,
The photographic device drive control photographic device 720 is opened.
Embodiment two：
Preferably, the control centre sends student experimenting information to virtual display module 800, the virtual display module 800
The experiment information of student is saved and played.
According to preceding embodiment：
The experimental principle further includes simulated scenario, and different experiment scenes can be simulated according to experimental principle, experimental material；Example
Such as：Same oxidation experiment, different component ratios correspond to different oxidation results, and the simulated scenario is according to different ingredients
Simulation；Such as acceleration test, when different acceleration, different initial velocity, different distance calculate the time, all dependent variables
Variation have it is different as a result, simulated scenario be capable of intelligence different results is simulated according to physical equation.
And evaluation module 500 obtains the experiment content of student, and obtains the experiment effect prediction of processing module 300；Control
Center processed is calculated by experiment effect of the cloud computing to student；Specifically according in student experimenting material utilization amount and experiment
Mode, the virtual analog result of experiment with computing；Calculated result is sent to cloud computing by control centre, and the cloud computing is to simulation
As a result it is rendered, generates video or 3D scene.
The control centre is calculated by experiment effect of the cloud computing to student and to be modeled as real scene corresponding
Picture/video/3D scene by the virtual scene after rendering and is sent to virtual display device and plays out；Student or teacher
It can be watched by intuitively watching or carrying out wearing virtual reality device, so that experiment becomes more interesting.
The above embodiments merely illustrate the technical concept and features of the present invention, and the purpose is to allow the skill for being familiar with the technical field
Art personnel can understand the content of the present invention and implement it accordingly, and can not be limited the scope of the invention with this.All bases
Equivalent changes or modifications made by spirit of the invention, should be covered by the protection scope of the present invention.
Claims (10)
1. a kind of educational system control method based on virtual experimental, which is characterized in that the educational system includes an experiment
Room is equipped with experiment tool in the laboratory；It further include receiving module, for receiving student information and experiment information；It obtains
Modulus block, the photographic device including being mounted on all angles are also used to obtain for obtaining the posture of student during the experiment
The position corresponding to experimental tool of student eye, mouth, hand during the experiment；Processing module is used to be believed according to experiment
Breath, in conjunction with the experimental tool and experimental principle of input, predicts experiment effect；Virtual display module, receives prediction
Experimental data converts effect picture/video for the corresponding effect of experimental data, passes through player plays；Evaluation module is used to root
Evaluation feedback is carried out to student according to the data of the data and processing module that obtain module；Detection module exists for detecting student
The accuracy of posture in experimentation, and incorrect posture is prompted；Control centre, for receiving and dispatching instruction；In control
The drive module of heart connection, for receiving the instruction of control centre；
The control method comprises the steps of：S1, receiving module obtain experiment information and student information；And information will be received
It is sent to control centre；S2, control centre confirm experimental site, control the corresponding camera shooting in position of experiment according to experiment information
Device is opened；S3, control centre's confirmation student station have arrived experimental site and have started to test；S4, it is persistently obtained by photographic device
The experiment content of student, and the experiment content of student is persistently sent to detection module；S5, detection module judgment experiment content are
No correct, judgment criteria tests indices corresponding to correct exemplary criteria for include in experiment information, judges wrong
When, execute step S6；S6, detection module misregistration posture, are sent to control centre for incorrect posture；S7, evaluation module obtain
The experiment content of student is taken, and obtains the experiment effect prediction of processing module；Control centre passes through experiment of the cloud computing to student
Effect is calculated；Experimental result is predicted to compare with calculated result, the experiment effect of student is evaluated.
2. a kind of educational system control method based on virtual experimental according to claim 1, which is characterized in that the step
Rapid S5 is further comprising the steps of：S51, processing module persistently receive the experiment posture of student, and obtain the face and hand of student
The relative position in portion and experimental tool；S52, processing module obtain the correct exemplary criteria of experiment of receiving module, and the experiment is just
True exemplary criteria includes all experimental standard and experiment points for attention.
3. a kind of educational system control method based on virtual experimental according to claim 1, which is characterized in that the step
Further include after rapid S6：S61, when the priority assignation in experiment information be examination when, control centre's acceptance error posture is not
Carry out voice prompting；When the priority assignation in experiment information is practice, control centre's acceptance error instruction refers to mistake
Corresponding content is enabled to export by speech ciphering equipment.
4. a kind of educational system control method based on virtual experimental according to claim 1, which is characterized in that the reality
Testing information includes：Test classification, Experiment name, permission, experimental tool, experimental principle, the correct exemplary criteria of experiment and experiment
As a result.
5. a kind of educational system control method based on virtual experimental according to claim 1, which is characterized in that the control
Center processed sends the instruction comprising location information and opening imformation to photographic device and drives, and the photographic device drive control is taken the photograph
As device is opened.
6. a kind of educational system control method based on virtual experimental according to claim 1, which is characterized in that step S3
In, experimental site has been arrived at the confirmation station, is confirmed by infrared sensor, the result hair that the infrared sensor will confirm that
It send to control centre, control centre returns to the instruction for starting experiment.
7. a kind of educational system control method based on virtual experimental according to claim 1, which is characterized in that the S6
Further include after step：Information comprising testing result is sent to evaluation module by S62, the control centre.
8. a kind of educational system control method based on virtual experimental according to claim 1, which is characterized in that institute's commentary
Valence content includes：Test posture, experiment effect comparison.
9. a kind of educational system control method based on virtual experimental according to claim 1, which is characterized in that the control
Center processed sends student experimenting information to virtual display module, and the experiment information of student is saved and broadcast by the virtual display module
It puts.
10. a kind of educational system control method based on virtual experimental according to claim 1, which is characterized in that described
Control centre is calculated by experiment effect of the cloud computing to student and is modeled as the corresponding picture/video/3D of real scene
Scene, and calculated result is sent to virtual display device and is played out.
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| CN110363378A (en) * | 2019-05-29 | 2019-10-22 | 广东精标科技股份有限公司 | Evaluation system based on comprehensive quality of students |
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| CN111158472A (en) * | 2019-12-18 | 2020-05-15 | 佛山科学技术学院 | Simulation situation construction method and system of virtual experiment |
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| CN112036840B (en) * | 2020-09-14 | 2023-10-13 | 杭州海康威视数字技术股份有限公司 | Experiment scoring method and device and electronic equipment |
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