CN108769217A - A kind of teaching method and system based on virtual instrument and CDIO engineering modes - Google Patents
A kind of teaching method and system based on virtual instrument and CDIO engineering modes Download PDFInfo
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- CN108769217A CN108769217A CN201810552323.XA CN201810552323A CN108769217A CN 108769217 A CN108769217 A CN 108769217A CN 201810552323 A CN201810552323 A CN 201810552323A CN 108769217 A CN108769217 A CN 108769217A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
- H04L67/12—Protocols specially adapted for proprietary or special-purpose networking environments, e.g. medical networks, sensor networks, networks in vehicles or remote metering networks
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
- G09B5/00—Electrically-operated educational appliances
- G09B5/08—Electrically-operated educational appliances providing for individual presentation of information to a plurality of student stations
- G09B5/14—Electrically-operated educational appliances providing for individual presentation of information to a plurality of student stations with provision for individual teacher-student communication
Abstract
The present invention relates to a kind of teaching method and system based on virtual instrument and CDIO engineering modes, belong to engineering education technical field, wherein tutoring system specifically includes teacher's host computer, network management services module and several student's operation experiments platforms, student's operation experiments platform includes student's host computer, instrument and equipment control module, training operation module and testing control module, student's host computer is built-in with test report generation module, and teacher's host computer is built-in with Teachers ability evaluation module.Virtual instrument technique is dissolved into CDIO engineering mode teaching ideas by the present invention, it is combined with the full chain design of engineering training theory management by interactive supervision system, realize the information-based generation of laboratory report, the shared network management judged with examination and group is tested of Network Transmitting of experimental data and laboratory report, not only practical competence, team collaboration's consciousness and the innovation ability of student had been enhanced, but also has improved quality of instruction.
Description
Technical field
The present invention relates to Engineering Teaching technical field, more particularly to a kind of based on virtual instrument and CDIO engineering modes
Teaching method and system.
Background technology
With the continuous improvement of recent decades China modernization level, the engineering education in China is in education's dimension, education knot
Structure, input in education and quality of education etc. all achieve certain achievement, have progressed into fast-developing period at present.
But since the higher education pattern and method in China still rest essentially within centered on textbook, with teacher
Classroom implantation formula study based on oral instruction, and this mode of learning often has that knowwhy point is more and more abstract, student
Passive the problems such as understanding, cause student it is relatively low to the learning interest and learning efficiency of teaching knowledge point, to the grasp of knowledge point not
Securely, it is unable to fully the subjective initiative in learning process of mobilizing students, moreover, this higher education pattern is trained
The graduate raised often with enterprise (or market) required professional not counterpart, can not adapt to and meet current social
Demand, to exacerbate the imbalance between supply and demand between graduate and enterprise.Therefore, there is an urgent need for current higher education method
Reformed to adapt to the popularization and development of engineering education, culture disclosure satisfy that the practical application type talent of social demand, into one
Step improves the Talents Quality in China.
Invention content
Based on this, it is necessary to be directed to current higher education pattern existing above problem in terms of engineering education, carry
For a kind of teaching method and system based on virtual instrument and CDIO engineering modes.
To solve the above problems, the present invention takes the following technical solution：
A kind of tutoring system based on virtual instrument and CDIO engineering modes, including teacher's host computer, network management services
Module and several student's operation experiments platforms, student's operation experiments platform include student's host computer, instrument and equipment control module,
Training operation module and testing control module, student's host computer are built-in with test report generation module, and the teacher is upper
Machine is built-in with Teachers ability evaluation module；
The instrument and equipment control module includes instrument and equipment controller and multiple functions board, and the instrument and equipment control
Device processed is connected with the multiple functions board and is encapsulated in a shell；
The network management services module respectively with teacher's host computer, each student's host computer and each described
Instrument and equipment control module connects；
Student's host computer passes through instrument described in instrument and equipment control module described in network management services module polls
The IP address and port numbers of device controller, and target instrument equipment control is determined according to the IP address and port numbers that inquire
Molding block, student's host computer are wirelessly connected by the network management services module and the target instrument device control module
It connects, the multiple functions board is connect with the training operation module and the testing control module respectively；
When student, which operates student's operation experiments platform, carries out engineering experiment measurement to measurement object, by the measurement pair
As being connect with the training operation module or the testing control module；Student operates student's host computer to the target
Instrument and equipment control module sends control command, and the target instrument device control module is opened after receiving the control command
Begin acquisition experimental data, and the experimental data is passed to student's host computer by the network management services module,
Student's host computer receives the experimental data, and carries out data analysis and display；The test report generation module according to
The experimental data generates laboratory report；Student's host computer is by the network management services module by the laboratory report
It is sent to teacher's host computer, teacher carries out examination assessment by the Teachers ability evaluation module to the laboratory report.
Correspondingly, the present invention also proposes a kind of using the above-mentioned tutoring system based on virtual instrument and CDIO engineering modes
Teaching method includes the following steps：
Integrate design：Student logs in student's account information in student's host computer, and student's host computer passes through described
Network management services module finds the corresponding student engineering experiment and related data to be carried out, and student is according to the engineering
Experiment and the related data carry out integration design to the engineering experiment；
Method of Spreading Design：Student identifies according to the engineering experiment and the related data to pre-install in student's host computer
Circuit diagram and Virtual Instrument Program software, find out the defect of circuit design and software program, optimize electric needed for the engineering experiment
Road utilizes the Virtual Instrument Program software optimization software program.
As a result it realizes：Student is debugged by hardware, circuit design achievement is verified in software test and experiment operation, is obtained
To the experimental data and resolution chart of engineering experiment, the test report generation module exports the experiment report of the engineering experiment
It accuses, teacher carries out examination assessment by the Teachers ability evaluation module to the laboratory report；
System operation：Student provides solution according to the demand of the engineering experiment, and according to the solution exhibition
Experiment is opened, the engineering experiment is completed in conjunction with hardware and software.
Virtual instrument technique is dissolved into CDIO engineering mode teaching ideas by the present invention, by interactive supervision system with
The full chain design of engineering training theory management combines, and realizes the information-based generation of laboratory report, experimental data is reported with experiment
The shared network management judged with examination and group is tested of the Network Transmitting of announcement, allows student voluntarily to conceive, in teacher
Guidance under propose feasible scheme and analysis and arrangement problem, solve the problems, such as, by verifying and putting into practice, both enhanced the reality of student
Manipulative ability, team collaboration's consciousness and innovation ability are trampled, and improves quality of instruction, is provided for the subsequent study and work of student
The education services of high quality.
Description of the drawings
Fig. 1 is that the present invention is based on the structures of one of the tutoring system of virtual instrument and CDIO engineering modes embodiment
Schematic diagram；
Fig. 2 is that the present invention is based in the one of specific implementation mode of the tutoring system of virtual instrument and CDIO engineering modes
The structural schematic diagram of functional cards；
Fig. 3 is that the present invention is based on the flows of one of the teaching method of virtual instrument and CDIO engineering modes embodiment
Schematic diagram.
Specific implementation mode
CDIO engineering education patterns represent the state-of-the-art educational method of international project educational reform, and CDIO represents
Conceive (Conceive)-design (Design)-and realizes (Implement)-running (Operate), CDIO engineering projects teaching mould
Formula is consistent with the current education ideas of colleges and universities' mainstream in China, and more system, comprehensively, deeply, thoroughly embody " engineering knot
The teaching idea of conjunction ", can allow student to learn and obtain process capability in an active manner.Below in conjunction with attached drawing and compared with
Technical scheme of the present invention is described in detail in good embodiment.
Tutoring system in one of the embodiments, based on virtual instrument and CDIO engineering modes includes teacher's host computer
100, network management services module 200 and several student's operation experiments platforms 300, it is assumed that be based on virtual instrument and CDIO stage dies
The tutoring system of formula includes n student's operation experiments platform, respectively student's operation experiments platform 1 ..., student operation experiments platform n,
As shown in Figure 1, student's operation experiments platform 300 specifically includes student's host computer 310, instrument and equipment control module 320, training operation
Module 330 and testing control module 340, and student's host computer 310 is built-in with the test report for generating laboratory report and gives birth to
At module, teacher's host computer 100 is built-in with the Teachers ability evaluation module for carrying out examination assessment to laboratory report.
Specifically, in the present embodiment, instrument and equipment control module 320 includes instrument and equipment controller and multiple functions plate
Card, and instrument and equipment controller is connected with multiple functions board and is encapsulated in a shell.
Network management services module 200 is set with teacher's host computer 100, each student's host computer 310 and each instrument respectively
Standby control module 320 connects.
Student's host computer 310 inquires 320 Instrumental equipment of instrument device control module by network management services module 200
The IP address and port numbers of controller, and target instrument device control module is determined according to the IP address and port numbers that inquire,
Wherein target instrument device control module can be the instrument and equipment in student's operation experiments platform 1 at 310 place of student's host computer
Control module 320, target instrument device control module may be arbitrary in student's operation experiments platform 2- student's operation experiments platform n
Instrument and equipment control module 320 in one student's operation experiments platform；
Network management services module 200 includes router and wireless submodule, and specifically instrument and equipment control module 320 is logical
Cable connection router is crossed, student's host computer 310 connects router by wireless submodule, and student's host computer 310 is by wireless
Submodule is inquired the IP address and port numbers of target instrument device controller in target instrument device control module and is connected.Into one
Step ground, network management services module 200 are used to send and receive the service request of student's account information, while being additionally operable to storage and learning
The account information of raw user and corresponding teaching task.
After determining target instrument device control module, student's host computer 310 passes through network management services module 200 and target
Instrument and equipment control module is wirelessly connected；Multiple functions board connects with training operation module 330 and testing control module 340 respectively
It connects, wherein training operation module 330 and testing control module 340 can be realized by multifunctional circuit experimental box.
When student, which operates student's operation experiments platform 300, carries out engineering experiment measurement to measurement object, student will survey first
Amount object is connect with training operation module 330 or testing control module 340, wherein measurement object can be component, circuit
Or signal generation apparatus etc., student can determine measurement object and training operation module according to the practical measurement demand of engineering experiment
330 connections are connect with testing control module 340；Student operates student's host computer 310 to target instrument device control module
Control command is sent, i.e. student's host computer active access target instrument and equipment control module, target instrument device control module connects
It receives control command to start to acquire experimental data later, and experimental data is passed to by by network management services module 200
Raw host computer 310, i.e. target instrument device control module carry out data feedback, student's host computer under the control of student's host computer
310 receive experimental data, and carry out data analysis and display；Test report generation module generates experiment report according to experimental data
It accuses；Laboratory report is sent to teacher's host computer 100 by student's host computer 310 by network management services module 200, and teacher passes through
Teachers ability evaluation module carries out examination assessment to laboratory report.
The tutoring system based on virtual instrument and CDIO engineering modes that the present embodiment is proposed has the following technical effects：
(1) virtual instrument technique is dissolved into CDIO engineering mode teaching ideas, passes through interactive supervision system and work
The full chain design of journey training idea management combines, and realizes information-based generation, experimental data and the laboratory report of laboratory report
Network Transmitting it is shared judged with examination and the network management of group test, allow student voluntarily to conceive, teacher's
Guidance is lower to be proposed feasible scheme and analysis and arrangement problem, solves the problems, such as, by verifying and putting into practice, has both enhanced the practice of student
Manipulative ability, team collaboration's consciousness and innovation ability, and quality of instruction is improved, provide height for the subsequent study and work of student
The education services of quality；
(2) the fixation test platform structure of Experiment of Electrical Circuits room is improved, has broken the form of conventional authentication experiment,
It is truly realized experiment opening, reaches the ability of engineering practice for improving student, the purpose improved the quality of teaching.
As a kind of specific embodiment, multiple functions board includes multiple functional cards, and wherein functional cards include
Power supply submodule 1, signal input part 2, microprocessor 3 and data sub-module stored 4, microprocessor 3 include that power supply handles submodule
Block 3-1, signal condition submodule 3-2, analog-to-digital conversion submodule 3-3, clock submodule 3-4 and central processing unit 3-5 such as scheme
Shown in 2.Specifically, signal input part 2 is connect with signal condition submodule 3-2, signal condition submodule 3-2 to input signal into
Row range-adjusting and filtering, and single-ended signal is converted into differential signal or current signal is converted into voltage signal, believe
Number conditioning submodule 3-2 will treated that signal is exported to analog-to-digital conversion submodule 3-3；Analog-to-digital conversion submodule 3-3 will be handled
Signal afterwards is converted to digital signal and exports to central processing unit 3-5；It will be digital after central processing unit 3-5 calculation process
Signal is stored in data sub-module stored 4, and the digital signal after calculation process is passed through network management by central processing unit 3-5
Service module 200 is sent to student's host computer, is shown by student's host computer, and network management services module 200 includes nothing
Line submodule and router, central processing unit 3-5 is by wireless submodule and router by the digital signal after calculation process
Student's host computer is sent to show；Power supply submodule 1 is connect with power supply processing submodule 3-1, and power supply handles submodule
3-1 is used for as central processing unit 3-5 power supplies；Clock submodule 3-4 is used to provide clock source for central processing unit 3-5.This
Functional cards that embodiment is proposed are simple in structure, processing speed is fast, can be used in obtaining spectrum information, frequency characteristic, electricity
Press information and waveform acquisition etc..
Preferably, the functional cards in present embodiment include oscillograph functional cards, time-frequency combination analyser function plate
Card, spectrum analyzer functional cards, LCR testers functional cards and Modulation domain analyzer functional cards.
As a kind of specific embodiment, teacher's host computer 100 is connect with target instrument device control module；Teacher grasps
Make teacher's host computer 100 and send control command to target instrument device control module, target instrument device control module receives
Start to acquire experimental data after control command, and is passed to experimental data on teacher by network management services module 200
Position machine 100, teacher's host computer 100 receives experimental data, and carries out data analysis and display.In the present embodiment, Jiao Shishang
Position machine 100 can not only receive the laboratory report that each student's host computer 310 is sent by network management services module, Er Qiejiao
Teacher's host computer 100 is also connect with target instrument device control module, and operation of teacher teacher host computer 100 gives target instrument equipment control
Molding block sends control command, i.e. 100 active access target instrument and equipment control module of teacher's host computer, target instrument equipment control
Molding block, which receives, starts to acquire experimental data after control command, and by network management services module 200 by experimental data
Teacher's host computer 100 is passed to, i.e. target instrument device control module carries out data feedback under the control of teacher's host computer, religion
Teacher's host computer 100 receives experimental data, and carries out data analysis and display, to facilitate teacher to carry out repeated experiment, more preferably
Ground instruction of papil completes experiment.Preferably, teacher's host computer 100 and the target instrument equipment nearest apart from teacher's host computer 100
Control module connects.
As a kind of specific embodiment, training operation module 330 includes building circuit experiment box by hand, is built by hand
Circuit experiment box can be used in carrying out bandpass filter experiment, the experiment of waveform translation circuit, small signal amplifier experiment, double T
Network experiment, logic analyser experiment and integrated circuit testing Experiment of Electrical Circuits.Circuit experiment box is built in the craft of present embodiment
A variety of circuits are integrated with, student builds circuit by circuit design and independently, can carry out various engineering experiment, further takes exercise
The manipulative ability of student, to reaching the aims of education of CDIO engineering modes.
As a kind of specific embodiment, testing control module 340 includes testing and control experimental box, testing and control experiment
Case can be used in carrying out transistor characteristic measurement, field-effect tube feature measurement, frequency characteristic measurement, Ci hysteresis curves measure and passive
Element impedance measures.
As a kind of specific embodiment, student's host computer 340 is by Socket agreements with the communication of TCP or UDP
Mode is communicated with target instrument device control module.In the present embodiment, a server, student are established with router
Host computer 340 is connected to server by Socket agreements, creates a client computer Socket, and with setting the IP of server
Location and port numbers；Student's host computer 340 sends out connection request, establishes connection；The IP address and port numbers of slave computer are set, is learned
Raw host computer 340 is led to by Socket agreements with the communication mode of TCP or UDP and target instrument device control module
Letter.
Meanwhile the present invention also proposes a kind of religion using the above-mentioned tutoring system based on virtual instrument and CDIO engineering modes
Method, as shown in figure 3, this method specifically includes following steps：
S100 integrates design：Student logs in student's account information in student's host computer 310, and student's host computer 310 passes through net
Network management services module 200 finds the corresponding student engineering experiment and related data to be carried out, and student is according to engineering reality
It tests and integration design is carried out to engineering experiment with related data.In this step, student logs in student's account in student's host computer 310
Information, such as student number and password；After student login student host computer 310, student's host computer 310 passes through network management services module
200 find student's engineering experiment and related data to be carried out corresponding to student's account, wherein engineering experiment
It is divided into two parts, a part is Proof-Of Principle experiment, and another part is engineering training experiment, and related data is also classified into two
Point, a part is the data for Proof-Of Principle experiment, and another part is the data for engineering training experiment；Student point
Engineering experiment situation is analysed, integration design is carried out to engineering experiment according to engineering experiment and related data.
S200 Method of Spreading Design：Student is according to the circuit pre-installed in engineering experiment and related data identification student host computer 310
Figure and Virtual Instrument Program software find out the defect of circuit design and software program, optimize circuit needed for engineering experiment, utilize void
Quasi- instrument programming software optimization software program.Every student's host computer 310 is all equipped with circuit diagram and Virtual Instrument Program in advance
Software, student find out defect existing for circuit design according to engineering experiment actual requirement identification circuit figure and software program, verification
Whether circuit meets requirement of experiment, by independence or team collaboration's mode, changes simultaneously blueprint drawing, welding, connection, group
Dress and completion program editing, substantially enhance independence and flexibility of the student in experimental design procedure, improve student to work
The designed capacity of journey experiment.
S300 results are realized：Student is debugged by hardware, circuit design achievement is tested in software test and experiment operation
Card, obtains the experimental data and resolution chart of engineering experiment, and test report generation module generates the laboratory report of engineering experiment, religion
Teacher includes carrying out examination assessment to experiment by Teachers ability evaluation module.Student verifies result of design, by hard
Part debugging, software test, experimental project operation, obtain experimental data and resolution chart, and test report generation module exports engineering
The laboratory report of experiment, the content of laboratory report include meeting the mass data and output waveform of design requirement, test report life
The laboratory report of engineering experiment is generated at module, student's host computer 310 is sent out laboratory report by network management services module 200
It send to teacher's host computer 100, teacher carries out examination assessment by Teachers ability evaluation module to the content of laboratory report, with evaluation
Student carries out the performance of engineering experiment.
S400 system operations：Student provides solution according to the demand of engineering experiment, and is unfolded in fact according to solution
It tests, engineering experiment is completed in conjunction with hardware and software.Scheme is provided as desired, according to scheme, is unfolded by system function module
Experiment completes engineering experiment project in conjunction with hardware and software.Based on the tutoring system of virtual instrument and CDIO engineering modes entirety
Operation, implemented the engineering education theory of CDIO well.
The teaching method based on virtual instrument and CDIO engineering modes that the present embodiment is proposed melts virtual instrument technique
Enter into CDIO engineering mode teaching ideas, passes through the full chain design knot of interactive supervision system and engineering training theory management
Close, realize laboratory report it is information-based generate, the Network Transmitting of experimental data and laboratory report it is shared judge with examination with
And the network management of group test, it allows student voluntarily to conceive, feasible scheme is proposed under the guidance of teacher and is analyzed whole
Reason problem solves the problems, such as, by verifying and putting into practice, has both enhanced practical competence, team collaboration's consciousness and the innovation of student
Ability, and quality of instruction is improved, the education services of high quality are provided for the subsequent study and work of student.
As a kind of specific embodiment, engineering experiment includes Proof-Of Principle experiment and engineering training experiment；Phase
Pass data includes experiment parameter, hardware circuit design figure and the electronic component for Proof-Of Principle experiment, and related data is also
Include the technical indicator and electronic component that the experimental principle tested for engineering training, experiment need to reach；According to engineering reality
It tests and engineering experiment is carried out integrating the process of design including the following contents with related data：Student tests according to Proof-Of Principle
Experimental phenomena and as a result, by related data to engineering training experiment carry out integration design.Student passes through Proof-Of Principle reality
The experimental phenomena and result tested more have been visually known the principle of engineering experiment, consequently facilitating student tests engineering training
More objective, feasible design is carried out, ensures the smooth development of engineering experiment, reaches expected experiment effect.
Each technical characteristic of embodiment described above can be combined arbitrarily, to keep description succinct, not to above-mentioned reality
It applies all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited
In contradiction, it is all considered to be the range of this specification record.
Several embodiments of the invention above described embodiment only expresses, the description thereof is more specific and detailed, but simultaneously
It cannot therefore be construed as limiting the scope of the patent.It should be pointed out that coming for those of ordinary skill in the art
It says, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to the protection of the present invention
Range.Therefore, the protection domain of patent of the present invention should be determined by the appended claims.
Claims (10)
1. a kind of tutoring system based on virtual instrument and CDIO engineering modes, which is characterized in that including teacher's host computer
(100), network management services module (200) and several student's operation experiments platforms (300), student's operation experiments platform
(300) include student's host computer (310), instrument and equipment control module (320), training operation module (330) and testing and control mould
Block (340), student's host computer (310) are built-in with test report generation module, and teacher's host computer (100) is built-in with religion
Shi Kaohe evaluation modules；
The instrument and equipment control module (320) includes instrument and equipment controller and multiple functions board, and the instrument and equipment
Controller is connected with the multiple functions board and is encapsulated in a shell；
The network management services module (200) respectively with teacher's host computer (100), each student's host computer
(310) it is connected with each instrument and equipment control module (320)；
Student's host computer (310) inquires the instrument and equipment control module (320) by network management services module (200)
Described in instrument and equipment controller IP address and port numbers, and target is determined according to the IP address and port numbers that inquire
Instrument and equipment control module, student's host computer (310) pass through the network management services module (200) and the target instrument
Device device control module be wirelessly connected, the multiple functions board respectively with the training operation module (330) and the test
Control module (340) connects；
When student, which operates student's operation experiments platform (300), carries out engineering experiment measurement to measurement object, by the measurement
Object is connect with the training operation module (330) or the testing control module (340)；It is upper that student operates the student
Machine (310) sends control command to the target instrument device control module, and the target instrument device control module receives
Start to acquire experimental data after the control command, and by the network management services module (200) by the experiment number
According to student's host computer (310) is passed to, student's host computer (310) receives the experimental data, and carries out data point
Analysis and display；The test report generation module generates laboratory report according to the experimental data；Student's host computer (310)
The laboratory report is sent to teacher's host computer (100) by the network management services module (200), teacher passes through
The Teachers ability evaluation module carries out examination assessment to the laboratory report.
2. the tutoring system according to claim 1 based on virtual instrument and CDIO engineering modes, which is characterized in that described
Multiple functions board includes multiple functional cards, and the functional cards include power supply submodule (1), signal input part (2), micro- place
Device (3) and data sub-module stored (4) are managed, the microprocessor (3) includes power supply processing submodule (3-1), signal condition
Module (3-2), analog-to-digital conversion submodule (3-3), clock submodule (3-4) and central processing unit (3-5)；
The signal input part (2) connect with the signal condition submodule (3-2), and the signal condition submodule (3-2) is right
Input signal carries out range-adjusting and filtering, and single-ended signal is converted into differential signal or current signal is converted into electricity
Signal is pressed, signal is exported to the analog-to-digital conversion submodule (3-3) the signal condition submodule (3-2) by treated；Institute
Analog-to-digital conversion submodule (3-3) is stated by treated signal the is converted to digital signal and is exported to the central processing unit
(3-5)；The digital signal is stored in the data sub-module stored after central processing unit (3-5) calculation process
(4), and the digital signal after calculation process is passed through the network management services module by the central processing unit (3-5)
(200) it is sent to student's host computer, is shown by student's host computer；The power supply submodule (1) with it is described
The power supply processing submodule (3-1) connects, and the power supply processing submodule (3-1) is used to be the central processing unit (3-
5) it powers；The clock submodule (3-4) is used to provide clock source for the central processing unit (3-5).
3. the tutoring system according to claim 2 based on virtual instrument and CDIO engineering modes, which is characterized in that
The functional cards include oscillograph functional cards, time-frequency combination analyser function board, spectrum analyzer functional cards,
LCR testers functional cards and Modulation domain analyzer functional cards.
4. the tutoring system based on virtual instrument and CDIO engineering modes according to claims 1 to 3 any one, special
Sign is,
Teacher's host computer (100) connect with the target instrument device control module；
Teacher's host computer (100) described in operation of teacher sends control command, the mesh to the target instrument device control module
Nonius instrument device control module starts to acquire experimental data after receiving the control command, and is taken by the network management
The experimental data is passed to teacher's host computer (100) by business module (200), and teacher's host computer (100) receives institute
Experimental data is stated, and carries out data analysis and display.
5. the tutoring system based on virtual instrument and CDIO engineering modes according to claims 1 to 3 any one, special
Sign is,
The training operation module (330) includes building circuit experiment box by hand, and the craft is built circuit experiment box and can be used
In carrying out, bandpass filter experiment, the experiment of waveform translation circuit, small signal amplifier is tested, twin-T network is tested, logic analysis
Instrument is tested and integrated circuit testing Experiment of Electrical Circuits.
6. the tutoring system based on virtual instrument and CDIO engineering modes according to claims 1 to 3 any one, special
Sign is,
Testing control module (340) includes testing and control experimental box, and the testing and control experimental box can be used in into row transistor
Feature measurement, field-effect tube feature measurement, frequency characteristic measurement, Ci hysteresis curves measure and passive element impedance measurement.
7. the tutoring system based on virtual instrument and CDIO engineering modes according to claims 1 to 3 any one, special
Sign is,
Student's host computer (340) is by Socket agreements with the communication mode of TCP or UDP and the target instrument equipment
Control module is communicated.
8. the tutoring system based on virtual instrument and CDIO engineering modes according to claims 1 to 3 any one, special
Sign is,
The measurement object is component, circuit or signal generation apparatus.
9. a kind of teaching system based on virtual instrument and CDIO engineering modes using as described in claim 1 to 8 any one
The teaching method of system, which is characterized in that include the following steps：
Integrate design：Student logs in student's account information in student's host computer (310), and student's host computer (310) is logical
It crosses the network management services module (200) and finds the corresponding student engineering experiment and related data to be carried out, student
Integration design is carried out to the engineering experiment according to the engineering experiment and the related data；
Method of Spreading Design：Student identifies prepackage in student's host computer (310) according to the engineering experiment and the related data
Circuit diagram and Virtual Instrument Program software, find out the defect of circuit design and software program, optimize needed for the engineering experiment
Circuit utilizes the Virtual Instrument Program software optimization software program；
As a result it realizes：Student is debugged by hardware, circuit design achievement is verified in software test and experiment operation, obtains work
The experimental data and resolution chart, the test report generation module of journey experiment generate the laboratory report of the engineering experiment, teach
Teacher carries out examination assessment by the Teachers ability evaluation module to the laboratory report；
System operation：Student provides solution according to the demand of the engineering experiment, and is unfolded in fact according to the solution
It tests, the engineering experiment is completed in conjunction with hardware and software.
10. the teaching method according to claim 9 based on virtual instrument and CDIO engineering modes, which is characterized in that
The engineering experiment includes Proof-Of Principle experiment and engineering training experiment；
The related data includes experiment parameter, hardware circuit design figure and the electronics member device for Proof-Of Principle experiment
Part, the related data further include the experimental principle for engineering training experiment, the technical indicator that need to reach of experiment and
Electronic component；
The process for the engineering experiment integrate design according to the engineering experiment and the related data include with
Lower content：
Experimental phenomena that student tests according to the Proof-Of Principle and as a result, by the related data to the engineering training
Property experiment carry out integration design.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201810552323.XA CN108769217B (en) | 2018-05-31 | 2018-05-31 | Teaching method and system based on virtual instrument and CDIO engineering mode |
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| CN201810552323.XA CN108769217B (en) | 2018-05-31 | 2018-05-31 | Teaching method and system based on virtual instrument and CDIO engineering mode |
Publications (2)
| Publication Number | Publication Date |
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| CN111260982A (en) * | 2020-01-20 | 2020-06-09 | 中山职业技术学院 | Cross-platform virtual simulation training system for gallbladder machine assembly |
| CN114170879A (en) * | 2021-12-10 | 2022-03-11 | 西安电子科技大学 | Full wireless interactive experimental teaching system |
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