CN113270147A - Gas property verification method based on virtual experiment - Google Patents
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Abstract
The invention discloses a gas property verification method based on a virtual experiment, which comprises the following steps: acquiring first information, wherein the first information is used for expressing gesture actions acquired by an operation end; operating a gas model on the virtual experiment platform according to the first information to generate an operation flow; sending the operation flow to a server; and acquiring an improvement opinion from the server, and improving the operation flow according to the improvement opinion. The experiment cost can be saved, and the internal structure of the molecule can be visually displayed through the three-dimensional gas molecule model, so that students can more deeply know the molecular structure, and the learning enthusiasm is improved; meanwhile, the gas properties are verified through virtual experiments, the harm to the body of a student caused by harmful gases can be effectively avoided, the popularization and use values are very good, and the chemical classroom is more vivid and interesting.
Description
Technical Field
The invention relates to the technical field of virtual experiments, in particular to a gas property verification method based on a virtual experiment.
Background
Chemistry is an important subject to be learned by students, and various reactions of gases are important components of the chemistry subject, but many gases involved in the chemistry subject are colorless and transparent, so that the students have inconvenience in understanding and learning, such as carbon dioxide gas and oxygen. Some gases related to the chemical discipline also have pungent smell and have certain influence on the health of users, such as ammonia gas, sulfur dioxide and other gases.
Disclosure of Invention
The present invention is directed to solving at least one of the problems of the prior art. Therefore, the gas property verification method based on the virtual experiment can visually display gas in a virtual scene, is convenient for students to verify the property of the gas, does not need to use physical chemical equipment and consumables, saves the experiment cost, has the characteristics of high safety and high fault tolerance rate, and is convenient to popularize and use in a chemical classroom.
The invention also provides an operation end.
The invention also provides a gas property verification system based on the virtual experiment, which has the gas property verification method based on the virtual experiment.
The invention also provides a computer readable storage medium.
On one hand, the embodiment provides a gas property verification method based on a virtual experiment, which is applied to an operation end of a virtual experiment platform and comprises the following steps:
acquiring first information, wherein the first information is used for expressing gesture actions acquired by an operation end;
operating a gas model on the virtual experiment platform according to the first information to generate an operation flow;
sending the operation flow to a server;
and acquiring an improvement opinion from the server, and improving the operation flow according to the improvement opinion.
The gas property verification method based on the virtual experiment provided by the embodiment of the invention at least has the following beneficial effects: compared with conventional chemical experiments, the gas property verification method based on the virtual experiment can intuitively display some invisible gas for students, can effectively save experiment cost, does not need conventional experimental instruments and consumables, saves experiment cost, and can intuitively display the internal structure of molecules through a three-dimensional gas molecular model, so that students can have deeper understanding on the molecular structure, and the learning enthusiasm is improved; meanwhile, the gas properties are verified through virtual experiments, the harm to the body of a student caused by harmful gases can be effectively avoided, the popularization and use values are very good, and the chemical classroom is more vivid and interesting.
According to some embodiments of the invention, the operational flow is exhibited by a VR device. The user carries out the gesture action at the operation end, the operation end is gathered the gesture action, and restore the gesture action in virtual experiment scene, hand through in the virtual experiment scene is operated the gas model, the process of operation can be for the user through VR equipment display, combine gesture action and VR equipment can make the user have immersive operation experience, help promoting the enthusiasm of student to the study chemistry experiment, also be convenient for the student have further understanding to the nature of gas, and the practical value that has is fine.
According to some embodiments of the invention, the obtaining the first information comprises:
the first information is acquired through a gyroscope and a gravity accelerometer of the wearable device.
Acquire the gesture through the gyroscope, acquire the speed of hand motion through gravity accelerometer, can set up a plurality of sensors certainly on the equipment that user's hand was dressed, set up a sensor like each joint point of hand to obtain the motion condition of every hand joint point, so that restore the gesture action better in virtual experiment platform, the user has better interactive experience at the in-process of operation, can make the chemistry experiment become more interesting.
According to some embodiments of the invention, the gesture actions include translation, rotation, and zooming. The gesture actions comprise hand translation, the hand model in the virtual experiment can also make hand translation actions by translating the hand in reality, the gesture actions can also be gripping actions, a user can make the gripping actions to grip the molecular model in a virtual experiment scene, the molecular model can be formed by combining a plurality of atomic models, for example, the oxygen molecules are formed by two oxygen atoms, the user can make various actions on one oxygen molecule in the virtual scene, the oxygen molecules can be pushed and also can be gripped, and the molecular model can be zoomed and operated, so that the oxygen molecules can be observed wholly or partially, the molecular model can be displayed very intuitively, and the practical applicability is very good.
In a second aspect, the present embodiment provides an operation terminal, including:
the gesture recognition device is used for acquiring gesture actions of a user;
the VR equipment is used for displaying pictures and sound of the virtual experiment to a user;
and the processor is connected with the gesture recognition device and the VR equipment and is used for transmitting the gesture action, the picture and the sound.
The operation end according to the embodiment of the invention has at least the following beneficial effects: the user carries out the gas experiment verification of virtual experiment at the operation end, gesture recognition device is used for acquireing user's gesture action, the gesture action can be including translation, it is rotatory, gripping and zooming, combine VR equipment to show the operation flow to the user, make the user can obtain very good immersive experience, the treater is connected with gesture recognition device and VR equipment, the gesture action that the treater acquireed gesture recognition device restores in virtual experiment platform, so that the user operates gas molecule model in virtual experiment, the operation end that this embodiment provided can make the user obtain very good immersive experience, observe molecular property more directly perceived clearly, practice thrift experimental apparatus and material, simultaneously can also make chemical experiment become safe and reliable more, very outstanding practical value has.
In a third aspect, the present embodiment provides a gas property verification method based on a virtual experiment, which is applied to a server of a virtual experiment platform, and includes:
acquiring an operation flow for verifying the gas property in a virtual experiment from an operation end;
grading the operation flow by using a grading system of the server to generate an improvement opinion;
and sending the improvement opinions to the operation terminal.
The gas property verification method based on the virtual experiment provided by the embodiment of the invention at least has the following beneficial effects:
the gas property verification method based on the virtual experiment comprises the steps of firstly obtaining an operation flow for verifying gas properties in a student virtual experiment from an operation end, grading the operation flow according to a grading system, generating an improvement suggestion, sending the improvement suggestion to the operation end, wherein the student inevitably has some errors in the operation flow of the virtual experiment, but the student cannot find the errors in the operation flow.
According to some embodiments of the invention, the scoring the operational flow using a scoring system of the server comprises the steps of:
and evaluating the steps, time and fluency of the operation flow.
The evaluation of the operation flow for gas property verification in the student virtual experiment includes, but is not limited to, evaluation of steps, time and fluency of the operation flow, the correctness of the operation steps enables the experiment to obtain a better result, the operation time and the fluency of the operation can show the grasp of the student on the whole experiment process to a certain extent, and the evaluation is performed according to the steps, the time and the fluency of the operation flow, so that the evaluation system has better rationality.
In a fourth aspect, the present embodiment provides a gas property verification system based on virtual experiments, including: a memory, a processor and a computer program stored on the memory and executable on the processor, the processor implementing the gas property verification method of the virtual experiment as described in the first and third aspects when executing the computer program.
The gas property verification system based on the virtual experiment provided by the embodiment of the invention has at least the following beneficial effects:
the gas property verification system based on the virtual experiment applies the gas property verification method based on the virtual experiment, so that the experiment cost can be effectively saved, conventional experiment appliances and consumables are not required to be used, the experiment cost is saved, the internal structure of the molecule can be visually displayed through a three-dimensional gas molecule model, students can deeply know the molecular structure, and the enthusiasm of learning is improved; meanwhile, the gas properties are verified through virtual experiments, the harm to the body of a student caused by harmful gases can be effectively avoided, the popularization and use values are very good, and the chemical classroom is more vivid and interesting.
In a fifth aspect, the present embodiment provides a computer-readable storage medium, wherein the computer-readable storage medium stores computer-executable instructions for causing a computer to execute the gas property verification method for a virtual experiment according to the first and third aspects.
Additional aspects and advantages of the invention 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 invention.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which the abstract is to be fully consistent with one of the figures of the specification:
FIG. 1 is a flow chart of a method for gas property verification based on virtual experiments according to an embodiment of the present invention;
fig. 2 is a flowchart of a gas property verification method based on a virtual experiment according to another embodiment of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
It should be noted that although functional block divisions are provided in the system drawings and logical orders are shown in the flowcharts, in some cases, the steps shown and described may be performed in different orders than the block divisions in the systems or in the flowcharts. The terms first, second and the like in the description and in the claims, and the drawings described above, are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order.
The invention provides a gas property verification method based on a virtual experiment, which can effectively save experiment cost, does not need conventional experiment appliances and consumables, saves the experiment cost, and can visually display the internal structure of a molecule through a three-dimensional gas molecule model, so that students can have deeper understanding on the molecular structure, and the enthusiasm of learning is improved; meanwhile, the gas properties are verified through virtual experiments, the harm to the body of a student caused by harmful gases can be effectively avoided, the popularization and use values are very good, and the chemical classroom is more vivid and interesting.
The embodiments of the present invention will be further explained with reference to the drawings.
Referring to fig. 1, fig. 1 is a flowchart illustrating a method for verifying a gas property based on a virtual experiment according to an embodiment of the present invention, where the method for verifying a gas property based on a virtual experiment includes, but is not limited to, steps S110 to S140.
Step S110, acquiring first information, wherein the first information is used for expressing gesture actions acquired by an operation terminal;
step S120, operating the gas model on a virtual experiment platform according to the first information to generate an operation flow;
step S130, sending the operation flow to a server;
and step S140, acquiring the improvement opinions from the server, and improving the operation flow according to the improvement opinions.
In an embodiment, first information is obtained first, the first information is used for expressing gesture actions obtained by an operation end, the operation end identifies the gesture actions of a user through a gesture identification device, the gesture identification device can be Lea pmotin (a somatosensory controller) equipment, the gesture actions of the user can be obtained in real time, the gesture actions of the user can be intuitively restored in a virtual experiment, a gas molecule model is operated in a virtual experiment platform according to the first information to verify gas properties, an operation flow is generated through operation in the virtual experiment platform, the operation flow is uploaded to a server, then an improvement suggestion from the server is received, and the operation flow is improved according to the improvement suggestion.
The gas property verification method based on the virtual experiment provided by the embodiment has simple use logic, and a user can control the gas molecule model in the virtual experiment platform through gesture actions. Routine chemistry experiment process, need prepare in advance a great variety of experimental device, including the test tube, the flask, support and so on, still need prepare the chemical that gaseous needs of preparation, and the gaseous nature verification method based on virtual experiment that this embodiment provided can save a large amount of chemicals, the use flow is simple, the operation is lively interesting, practice thrift the experiment cost, and can demonstrate molecule inner structure directly perceived through three-dimensional gas molecular model, make the student have more deep knowledge to molecular structure, promote the enthusiasm of study, can arouse student's the enthusiasm of studying well.
In one embodiment, first information is obtained, and the first information is used for expressing gesture actions obtained by an operation end; operating the gas model on the virtual experiment platform according to the first information to generate an operation flow; sending the operation flow to a server; and acquiring the improvement opinions from the server, and improving the operation flow according to the improvement opinions. Wherein the operation flow shows through VR equipment, and the user wears VR equipment, moves in order to operate the gas molecule model of virtual experiment platform through the gesture, and the operation end is gathered the gesture action to restore the gesture action in virtual experiment scene, operate the gas model through the hand in the virtual experiment scene, the process of operation can be through VR equipment display for the user, combines gesture action and VR equipment can make the user have immersive operation experience. The gas property verification method based on the virtual experiment provided by the embodiment has the advantages that the operation logic is simple, the use is convenient, the user can obtain immersive use interaction experience, the student can know the internal structure of the gas molecule intuitively, and the practical value is very good.
In one embodiment, first information is obtained, and the first information is used for expressing gesture actions obtained by an operation end; operating the gas model on the virtual experiment platform according to the first information to generate an operation flow; sending the operation flow to a server; and acquiring the improvement opinions from the server, and improving the operation flow according to the improvement opinions. The first information is acquired through a gyroscope and a gravity accelerometer of the wearable device, the gesture action of the user can be acquired through Leapmotin (a body sensing controller) equipment at the operation end, or the gesture action of the user can be acquired through the gyroscope and the gravity accelerometer of the wearable device, and the gas molecule model in the virtual experiment platform is operated according to the gesture action of the user. The embodiment can bring better interactive experience for the user, arouses the interest of students in chemical experiment verification of gas properties, and has good popularization and use values.
In one embodiment, first information is obtained, and the first information is used for expressing gesture actions obtained by an operation end; operating the gas model on the virtual experiment platform according to the first information to generate an operation flow; sending the operation flow to a server; and acquiring the improvement opinions from the server, and improving the operation flow according to the improvement opinions.
The gesture actions include translation, rotation, and zooming. The gesture actions comprise hand translation, the hand model in the virtual experiment can also make hand translation actions by translating the hand in reality, the gesture actions can also be gripping actions, a user can make the gripping actions to grip the molecular model in a virtual experiment scene, the molecular model can be formed by combining a plurality of atomic models, for example, the oxygen molecules are formed by two oxygen atoms, the user can make various actions on one oxygen molecule in the virtual scene, the oxygen molecules can be pushed and also can be gripped, and the molecular model can be zoomed and operated, so that the oxygen molecules can be observed wholly or partially, the molecular model can be displayed very intuitively, and the practical applicability is very good.
It is understood that the operation of the present embodiment on the gas molecules is not limited to performing translation, grasping and rotation on the molecular model, but may also be performing chemical reactions on different gases, such as simulating a combustion reaction of hydrogen molecules in an oxygen environment, or a combustion reaction of an organic gas such as methane in an oxygen environment, or naturally verifying that nitrogen is inert in chemical properties.
The present invention also provides an operation terminal, comprising: the gesture recognition device is used for acquiring gesture actions of a user; the VR equipment is used for displaying pictures and sound of the virtual experiment to a user; and the processor is connected with the gesture recognition device and the VR equipment and is used for transmitting gesture actions, pictures and sound.
The user carries out the gas experiment verification of virtual experiment at the operation end, gesture recognition device is used for acquireing user's gesture action, the gesture action can be including translation, it is rotatory, gripping and zooming, combine VR equipment to show the operation flow to the user, make the user can obtain very good immersive experience, the treater is connected with gesture recognition device and VR equipment, the treater restores the gesture action that gesture recognition device acquireed in virtual experiment platform, so that the user operates gas molecule model in virtual experiment, the operation end that this embodiment provided can make the user obtain very good immersive experience, observe molecular property more directly perceived clearly, practice thrift experimental apparatus and material, simultaneously can also make chemical experiment become safe and reliable more.
Compared with conventional chemical experiments, the gas property verification method based on the virtual experiment can visually display some invisible gas for students, can effectively save experiment cost, does not need to use conventional experimental appliances and consumables, saves experiment cost, can visually display the molecular internal structure through a three-dimensional gas molecular model, enables students to have deeper understanding on molecular structures, and improves the enthusiasm of learning.
The above-described embodiments of the apparatus are merely illustrative, wherein the units illustrated as separate components may or may not be physically separate, i.e. may be located in one place, or may also be distributed over a plurality of network elements. Some or all of the modules may be selected according to actual needs to achieve the purpose of the solution of the present embodiment.
Referring to fig. 2, fig. 2 is a flowchart of a gas property verification method based on a virtual experiment according to another embodiment of the present invention, where the gas property verification method based on a virtual experiment includes, but is not limited to, steps S210 to S230.
The invention also provides a gas property verification method based on the virtual experiment, which is applied to a server of a virtual experiment platform and comprises the following steps:
step S210, acquiring an operation flow for verifying the gas property in a virtual experiment from an operation end;
step S220, a scoring system of the server is used for scoring the operation flow to generate an improvement suggestion;
step S230, the improvement opinion is sent to the operation end.
The gas property verification method based on the virtual experiment comprises the steps of firstly obtaining an operation flow for verifying gas properties in a student virtual experiment from an operation end, grading the operation flow according to a grading system, generating an improvement suggestion, sending the improvement suggestion to the operation end, wherein the student inevitably has some errors in the operation flow of the virtual experiment, but the student cannot find the errors in the operation flow.
In one embodiment, the scoring of the operation flow by using a scoring system of the server comprises the following steps: and evaluating the steps, time and fluency of the operation flow. The evaluation of the operation flow for verifying the gas property in the student virtual experiment comprises but is not limited to the evaluation of the steps, time and fluency of the operation flow, the correct operation steps can enable the experiment to obtain a better result, the operation time and the fluency of the operation can show the grasp of the student on the whole experiment process to a certain extent, and the evaluation is carried out according to the steps, time and fluency of the operation flow, so that the evaluation has better rationality.
The student can have more in-depth understanding to gaseous nature in combination improvement suggestion, and the improvement suggestion includes the operation procedure to the student grade and withhold the branch item, and this embodiment can help the student to discover the operation problem in the experimentation of oneself, and in time correction has fine practical value.
The invention also provides a gas property verification system based on the virtual experiment, which comprises: the gas property verification method of the virtual experiment comprises a memory, a processor and a computer program which is stored on the memory and can run on the processor, wherein the processor realizes the gas property verification method of the virtual experiment when executing the computer program.
The gas property verification system based on the virtual experiment applies the gas property verification method based on the virtual experiment, so that the experiment cost can be effectively saved, conventional experiment appliances and consumables are not required to be used, the experiment cost is saved, the internal structure of the molecule can be visually displayed through a three-dimensional gas molecule model, students can deeply know the molecular structure, and the enthusiasm of learning is improved; meanwhile, the gas properties are verified through virtual experiments, the harm to the body of a student caused by harmful gases can be effectively avoided, the popularization and use values are very good, and the chemical classroom is more vivid and interesting.
The student can also operate the gas molecule model in the virtual experiment platform through the gas property verification system immersion type based on virtual experiment that this embodiment provided, verifies the chemical properties of gas dynamically, can do the experiment of multiple gas reaction through the gas property verification system based on virtual experiment of this embodiment, can observe the process of reacting between the gas directly perceivedly, helps the student to know more clearly the gas reaction process.
Furthermore, an embodiment of the present invention also provides a computer-readable storage medium storing computer-executable instructions for execution by one or more control processors, e.g., the control processors are capable of performing method steps S110-S140 in fig. 1 and method steps S210-S230 in fig. 2.
One of ordinary skill in the art will appreciate that all or some of the steps, systems, and methods disclosed above may be implemented as software, firmware, hardware, and suitable combinations thereof. Some or all of the physical components may be implemented as software executed by a processor, such as a central processing unit, digital signal processor, or microprocessor, or as hardware, or as an integrated circuit, such as an application specific integrated circuit. Such software may be distributed on computer readable media, which may include computer storage media (or non-transitory media) and communication media (or transitory media). The term computer storage media includes volatile and nonvolatile, removable and non-removable media implemented in any method or technology for storage of information such as computer readable instructions, data structures, program modules or other data, as is well known to those of ordinary skill in the art. Computer storage media includes, but is not limited to, RAM, ROM, EEPROM, flash memory or other memory technology, CD-ROM, Digital Versatile Disks (DVD) or other optical disk storage, magnetic cassettes, magnetic tape, magnetic disk storage or other magnetic storage devices, or any other medium which can be used to store the desired information and which can accessed by a computer. In addition, communication media typically embodies computer readable instructions, data structures, program modules or other data in a modulated data signal such as a carrier wave or other transport mechanism and includes any information delivery media as known to those skilled in the art.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like 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.
While embodiments of the invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.
While the preferred embodiments of the present invention have been described in detail, it will be understood by those skilled in the art that the foregoing and various other changes, omissions and deviations in the form and detail thereof may be made without departing from the scope of this invention.
Claims (9)
1. A gas property verification method based on a virtual experiment is applied to an operation end of a virtual experiment platform and is characterized by comprising the following steps:
acquiring first information, wherein the first information is used for expressing gesture actions acquired by an operation end;
operating a gas model on the virtual experiment platform according to the first information to generate an operation flow;
sending the operation flow to a server;
and acquiring an improvement opinion from the server, and improving the operation flow according to the improvement opinion.
2. The virtual experiment-based gas property verification method according to claim 1, wherein the operational flow is exhibited by a VR device.
3. The virtual experiment-based gas property verification method according to claim 1, wherein the acquiring of the first information comprises the steps of:
and acquiring the first information through a gyroscope and a gravity accelerometer of the wearable device.
4. The virtual experiment-based gas property verification method according to claim 1, wherein the gesture actions include translation, rotation, and scaling.
5. An operator end, comprising:
the gesture recognition device is used for acquiring gesture actions of a user;
the VR equipment is used for displaying pictures and sound of the virtual experiment to a user;
and the processor is connected with the gesture recognition device and the VR equipment and is used for transmitting the gesture action, the picture and the sound.
6. A gas property verification method based on virtual experiments is applied to a server of a virtual experiment platform, and is characterized by comprising the following steps:
acquiring an operation flow for verifying the gas property in a virtual experiment from an operation end;
grading the operation flow by using a grading system of the server to generate an improvement opinion;
and sending the improvement opinions to the operation terminal.
7. The method for verifying gas properties of a virtual experiment according to claim 6, wherein the step of scoring the operation flow by using a scoring system of the server comprises the steps of:
and evaluating the steps, time and fluency of the operation flow.
8. A virtual experiment-based gas property verification system, comprising: memory, processor and computer program stored on the memory and executable on the processor, characterized in that the processor, when executing the computer program, implements a method for gas property verification of a virtual experiment according to any one of claims 1 to 4 and 6, 7.
9. A computer-readable storage medium storing computer-executable instructions for causing a computer to perform the method for gas property verification for a virtual experiment according to any one of claims 1 to 4 and 6, 7.
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