CN106652698B - A kind of teaching demonstration system applied suitable for all-vanadium flow battery in field of renewable energy and method - Google Patents
A kind of teaching demonstration system applied suitable for all-vanadium flow battery in field of renewable energy and method Download PDFInfo
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- CN106652698B CN106652698B CN201710059507.8A CN201710059507A CN106652698B CN 106652698 B CN106652698 B CN 106652698B CN 201710059507 A CN201710059507 A CN 201710059507A CN 106652698 B CN106652698 B CN 106652698B
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- 229910052720 vanadium Inorganic materials 0.000 title claims abstract description 94
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- 238000003556 assay Methods 0.000 claims description 4
- 230000008859 change Effects 0.000 claims description 4
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Abstract
The present invention relates to a kind of teaching demonstration system applied suitable for all-vanadium flow battery in field of renewable energy and methods.Teaching demonstration system includes: all-vanadium flow battery energy-storage system, the two-way PCS of energy storage, new energy simulator, intelligent teaching terminal display, three-phase tunable load, the intelligent teaching terminal control device being respectively connected with each part mentioned above, the intelligent teaching terminal control device are respectively connected with by network and serial communication with battery energy storage system, the two-way PCS of energy storage, new energy simulator, intelligent teaching terminal display, three-phase tunable load.The present invention compared with the existing technology the advantages of be: provide it is a kind of suitable for understand all-vanadium flow battery and new-energy grid-connected operation teaching demonstration system, have the characteristics that demonstrating visual, observation are strong, highly-safe.
Description
Technical field:
The present invention relates to battery energy storage technical fields, are suitable for all-vanadium flow battery in renewable energy further to one kind
The teaching demonstration system and method for source domain application.
Background technique:
Currently, liquid flow energy storage battery technological development and application have been achieved with impressive progress, before the development of all-vanadium flow battery
Scape is brighter, and the technical problem for influencing all-vanadium flow battery performance is settleing one by one, and all-vanadium flow battery is in the following energy storage
It will be used widely in field.
However, the popularization and application to all-vanadium flow battery, the popularization and application of especially tangible field of renewable energy, are related to electricity
The cross-cutting professional knowledge such as net, electrochemistry is difficult to realize lively, visualization in addition to the real training in engineering practice on classroom
Teaching demonstration.Therefore, it is badly in need of developing a kind of teaching demonstration applied suitable for all-vanadium flow battery in field of renewable energy
System and method.
Summary of the invention:
The present invention is the basic principle according to all-vanadium flow battery, is needed for school experiment room and classroom instruction demonstration,
It is introduced into classroom instruction, a kind of teaching demonstration system suitable for understanding all-vanadium flow battery and new-energy grid-connected operation is provided
System.Specific technical solution is as follows:
A kind of teaching demonstration system applied suitable for all-vanadium flow battery in field of renewable energy, comprising: full vanadium liquid
Galvanic battery energy-storage system 1, the two-way PCS2 of energy storage, new energy simulator 3, intelligent teaching terminal display 4, three-phase tunable load
5, the intelligent teaching terminal control device 6 being respectively connected with each part mentioned above, the DC side electricity of all-vanadium flow battery energy-storage system
Stream acquisition endpoint Idc, DC voltage acquire endpoint Udc, ac-side current acquisition endpoint Ia, ac-side current acquire endpoint Ib、
Ac-side current acquires endpoint Ic, exchange side voltage acquisition endpoint Ua, exchange side voltage acquisition endpoint Ub, exchange side voltage acquisition
Endpoint Uc, for acquiring the electric current and voltage of the exchange side in all-vanadium flow battery energy-storage system operational process, DC side, intelligence
Teaching environment power load 7, switch K1, switch K2, switch K3, switch K4, switch K5, switch K6, switch K7；
The intelligent teaching terminal control device include: industrial control computer, display screen, asynchronous serial communication module,
Operation control module, network communication module；Intelligent teaching terminal control device is two-way by asynchronous serial port communication module and energy storage
PCS is connected with new energy simulator, obtains the operation data on all-vanadium flow battery energy-storage system and new energy simulator,
And operation data and corresponding time are stored in industrial control computer；
The power curve command signal that the new energy simulator can give according to outside, simulates renewable energy power generation
The real-time change of voltage, electric current, power, input terminal are connect with power grid, and new energy simulator is connected with three-phase tunable load
It connects, new energy simulator discharges to simulate new energy to power grid and feed to three-phase tunable load；The intelligent teaching terminal control
Device processed and battery energy storage system, the two-way PCS of energy storage, new energy simulator, intelligent teaching terminal display, three-phase adjustable negative
Load is respectively connected with, and realizes the Control & data acquisition to system；
After the all-vanadium flow battery energy-storage system is concatenated with the two-way PCS of energy storage, then through switch K2Access AC network PCC
Point；Three-phase tunable load is through switch K3Access AC network PCC point；Intelligent tutoring environment power load is all the way through switch K5Access
AC network PCC point, another way is through switch K6Access power grid；All-vanadium flow battery energy-storage system, three-phase tunable load, intelligence religion
It learns environment power load and shares the same AC network PCC point through switch K1Power grid is accessed, new energy simulator is through switch K4By
Power grid is powered, through switch K after output new energy analog voltage, electric current7It is in parallel with three-phase tunable load.
The one kind realized on above-mentioned teaching demonstration system is suitable for all-vanadium flow battery in field of renewable energy application
Teaching demonstration method, process are as follows: the two-way PCS of energy storage by communication receive intelligent teaching terminal control device control instruction,
The charging and discharging process for controlling all-vanadium flow battery carries out the transformation of alternating current-direct current, realizes that the teaching adjusted to system power is drilled
Show.
Preferably, further includes: one group of mode selecting button on intelligent teaching terminal control device；It is described
One group of mode selecting button includes:
One button of mode, the starting of mode one correspond to switch K1, switch K2, switch K3Closure, switch K4, switch K5、
Switch K6, switch K7It disconnects；Two button of mode, the starting of mode two correspond to switch K2, switch K3, switch K4, switch K6, open
Close K7Closure, switch K1, switch K5It disconnects；Three button of mode, the starting of mode three correspond to switch K1, switch K2, switch K3、
Switch K6Closure, switch K4, switch K5, switch K7It disconnects；Four button of mode, the starting of mode four correspond to switch K1, switch
K2, switch K3, switch K4, switch K6, switch K7Closure, switch K5It disconnects.
As further preferred scheme, the intelligent teaching terminal display includes: operation control main interface, pattern switching
Function control interface, flow battery runnable interface, waveform display interface, data storage and assay surface.
A kind of teaching demonstration method applied suitable for all-vanadium flow battery in field of renewable energy, process are as follows:
Intelligent teaching terminal control device realizes cutting for different operational modes by controlling the closed state of each electric switch
It changes, and show each electric switch cut-offs state；Intelligent teaching terminal control device assigns power instruction to energy storage PCS simultaneously,
It is analyzed through operation control module, controls the charging and discharging process of all-vanadium flow battery, carry out the transformation of alternating current-direct current, realized to religion
Learn the regulation of demo system power；
The new energy simulator power curve command signal given according to outside, simulation renewable energy power generation voltage,
The real-time change of electric current, power；
Intelligent teaching terminal control device obtains the operation on all-vanadium flow battery energy-storage system and new energy simulator
Data, and operation data and corresponding time are stored in industrial control computer；
Intelligent teaching terminal control device collects all-vanadium flow battery energy-storage system and new energy by network communication module
Every operation data of simulator, intelligent teaching terminal control device are transferred to intelligent teaching terminal display and are shown.
A kind of one of teaching demonstration method applied suitable for all-vanadium flow battery in field of renewable energy, process is such as
Under:
Step 1: intelligent teaching terminal control device is opened；
Step 2: operating mode selection；
Step 3: running corresponding mode, and control electric switch cut-offs state；
Operational mode one corresponds to switch K1, switch K2, switch K3Closure, switch K4, switch K5, switch K6, switch K7It is disconnected
It opens；Operational mode two corresponds to switch K2, switch K3, switch K4, switch K6, switch K7Closure, switch K1, switch K5It disconnects；Fortune
Row mode three corresponds to switch K1, switch K2, switch K3, switch K6Closure, switch K4, switch K5, switch K7It disconnects；Operational mode
Four correspond to switch K1, switch K2, switch K3, switch K4, switch K6, switch K7Closure, switch K5It disconnects；
Step 4: uploading device operation information to intelligent teaching terminal control device；
Step 5: intelligent teaching terminal control device collects all-vanadium flow battery energy-storage system and new energy simulator
Every operation data, intelligent teaching terminal control device are transferred to intelligent teaching terminal display and are shown；
Step 6: one circulation of system terminates, and in no operational mode handover operation, return step four is realized to letter
The real-time display of breath；
Step 7: after demonstration whole, intelligent teaching terminal control device is closed；
When teaching demonstration system operates in mode for the moment, intelligent teaching terminal control device is to all-vanadium flow battery energy storage system
System assigns charge/discharge instruction, while controlling the two-way PCS of energy storage and realizing charge/discharge control, and on intelligent teaching terminal display
Show its operating status；When battery energy storage system receives charging instruction, power grid charges to it, and the display of energy stream is by power grid stream
To all-vanadium flow battery energy-storage system；When it receives electric discharge instruction, all-vanadium flow battery energy-storage system passes through the two-way PCS of energy storage
It discharges three-phase tunable load, energy stream, which is shown from all-vanadium flow battery energy-storage system, flows to three-phase tunable load；
When teaching demonstration system operates in mode two, power grid is the power supply of new energy simulator, simulation new energy power output
When the voltage, the electric current that export, and be transported to three-phase tunable load, energy stream, which is shown, flows to three-phase by new energy simulator
Tunable load, for simulating on-site elimination and the submitting of new energy power output；Control strategy simultaneously based on new energy power output combines
Battery energy storage system, energy stream, which is shown, flows to all-vanadium flow battery energy-storage system by new energy simulator, by all-vanadium flow electricity
Pond energy-storage system flows to new energy simulator, realizes the charge and discharge of the all-vanadium flow battery energy-storage system under certain control strategy
Electric control；
When teaching demonstration system operates in mode three, energy stream, which is shown, flows to intelligent tutoring ring by new energy simulator
Border power load；When new energy contributes less more and intelligent tutoring environment power load electricity consumption and electricity price at a low ebb, energy
Amount stream display flows to all-vanadium flow battery energy-storage system by new energy simulator, realizes its charging operations；When intelligent tutoring ring
When border power load is higher and new energy undercapacity, energy stream, which is shown, flows to intelligent tutoring by all-vanadium flow battery energy-storage system
Environment power load；When being in peak electricity tariff and less intelligent tutoring environment power load, energy stream is shown by new energy mould
Quasi- device flows to three-phase tunable load, simulate new energy and net operation；When the power generation of new energy simulator is less and is in height
Peak electricity price, energy stream, which is shown, flows to three-phase tunable load by all-vanadium flow battery energy-storage system, simulates the load side peak clipping of energy storage
Valley-fill strategy；
When teaching demonstration system operates in mode four, if battery energy storage system energy is insufficient and new energy power output cannot expire
Sufficient burden requirement, energy stream flow to all-vanadium flow battery energy-storage system by power grid；For simulation new energy and net operation, energy stream
Three-phase tunable load is flowed to by new energy simulator；Cooperate corresponding control strategy to realize the different demands of new-energy grid-connected,
Energy stream flows to all-vanadium flow battery energy-storage system by new energy simulator, realizes the charging demonstration of battery energy storage system；Energy
Amount stream flows to three-phase tunable load by all-vanadium flow battery energy-storage system, realizes that the electric discharge of all-vanadium flow battery energy-storage system is drilled
Show.
The present invention compared with the existing technology the advantages of be:
(1) a kind of teaching demonstration system suitable for understanding all-vanadium flow battery and new-energy grid-connected operation, tool are provided
There is the features such as demonstrating visual, observation are strong, highly-safe.Understand the work of all-vanadium flow battery energy-storage system in depth convenient for student
Principle, observes the operating status of redox flow battery energy storage system in real time, and the online every operation data collected, analyze battery improves
Quality of instruction.
(2) in embodiment, the electricity consumptions such as laboratory illumination, air-conditioning outside intelligent tutoring demo system and experimental system phase
Even, the waste of energy in battery charge and discharge process is avoided.
Detailed description of the invention:
Fig. 1 is teaching demonstration system of embodiment of the present invention electrical connection schematic diagram；In figure, 1 represents all-vanadium flow battery storage
Energy system, 2 represent the two-way PCS of energy storage, and 3 represent new energy simulator, and 4 represent intelligent teaching terminal display, and 5 represent three-phase
Tunable load, 6 represent intelligent teaching terminal control device, and 7 represent intelligent tutoring environment power load；All-vanadium flow battery energy storage
After system is concatenated with the two-way PCS of energy storage, then through switch K2 access AC network PCC point；Three-phase tunable load is accessed through switch K3
AC network PCC point；Intelligent tutoring environment power load accesses AC network PCC point through switch K5 all the way, and another way is through switching
K6 accesses power grid；All-vanadium flow battery energy-storage system, three-phase tunable load, intelligent tutoring environment power load share the same friendship
Galvanic electricity net PCC point accesses power grid through switch K1, and new energy simulator is powered through switch K4 by power grid, output new energy simulation electricity
It is in parallel with three-phase tunable load through switch K7 after pressure, electric current；Intelligent teaching terminal control device is stored up with all-vanadium flow battery respectively
Energy system, the two-way PCS of energy storage, new energy simulator, the connection of intelligent teaching terminal display, realize the control sum number to system
According to acquisition；It is connected between intelligent teaching terminal control device and intelligent teaching terminal display by network communication, intelligent tutoring
Connection between terminal control mechanism and other equipment is based on fiber optic communication, supplemented by serial communication.
Teaching demonstration method flow diagram in Fig. 2 embodiment of the present invention；Wherein, switch state represents switch disconnection for 0,
Switch state represents this for 1 and closes the switch；Operational mode 1 is mode one, is all-vanadium flow battery energy-storage system under off-network state
Charge and discharge control demo mode；Operational mode 2 is mode two, is all-vanadium flow battery energy-storage system and new energy under off-network state
The operational mode that source simulator combines；Operational mode 3 is mode three, is all-vanadium flow battery energy-storage system under grid connection state
Intelligent tutoring environment power load is cooperated to realize the peak load shifting operational mode of load side；Operational mode 4 is mode four, is grid-connected
All-vanadium flow battery energy-storage system and new energy fills the mode of being incorporated into the power networks under state.
Fig. 3 a is energy flow scheme under one state of system running pattern；In figure, lines with the arrow represent energy stream side
To.
Fig. 3 b is energy flow scheme under system running pattern two-state；In figure, lines with the arrow represent energy stream side
To.
Fig. 3 c is energy flow scheme under system running pattern three condition；In figure, lines with the arrow represent energy stream side
To.
Fig. 3 d is energy flow scheme under four state of system running pattern；In figure, lines with the arrow represent energy stream side
To.
The basic function schematic diagram of Fig. 4 intelligent teaching terminal display.
Specific embodiment:
Embodiment:
In conjunction with Fig. 1-4, illustrate implementation process of the invention.
As shown in Figure 1, a kind of teaching demonstration system applied suitable for all-vanadium flow battery in field of renewable energy, packet
It includes: all-vanadium flow battery energy-storage system 1, the two-way PCS2 of energy storage, new energy simulator 3, intelligent teaching terminal display 4, three
Phase tunable load 5, the intelligent teaching terminal control device 6 being respectively connected with each part mentioned above, intelligent tutoring environment power load
7, the DC side current acquisition endpoint I of all-vanadium flow battery energy-storage systemdc, DC voltage acquire endpoint Udc, ac-side current
Acquire endpoint Ia, ac-side current acquire endpoint Ib, ac-side current acquire endpoint Ic, exchange side voltage acquisition endpoint Ua, exchange
Side voltage acquisition endpoint Ub, exchange side voltage acquisition endpoint Uc, for acquiring in all-vanadium flow battery energy-storage system operational process
Exchange the electric current and voltage of side, DC side, switch K1, switch K2, switch K3, switch K4, switch K5, switch K6, switch K7, it is located at
One group of mode selecting button on intelligent teaching terminal control device；All-vanadium flow battery energy-storage system and the two-way PCS of energy storage go here and there
After connecing, then through switch K2Access AC network PCC point；Three-phase tunable load is through switch K3Access AC network PCC point；Intelligence religion
Environment power load is learned all the way through switch K5AC network PCC point is accessed, another way is through switch K6Access power grid；All-vanadium flow electricity
Pond energy-storage system, three-phase tunable load, intelligent tutoring environment power load share the same AC network PCC point through switch K1It connects
Enter power grid, new energy simulator is through switch K4It is powered by power grid, through switch K after output new energy analog voltage, electric current7With three
Phase tunable load is in parallel；Intelligent teaching terminal control device by serial communication respectively with all-vanadium flow battery energy-storage system, storage
It can two-way PCS, new energy simulator, the connection of intelligent teaching terminal display.
Above-mentioned one group of mode selecting button includes: one button of mode, and the starting of mode one corresponds to switch K1, switch K2、
Switch K3Closure, switch K4, switch K5, switch K6, switch K7It disconnects；Two button of mode, the starting of mode two correspond to switch
K2, switch K3, switch K4, switch K6, switch K7Closure, switch K1, switch K5It disconnects；Three button of mode, the mode three start
Corresponding to switch K1, switch K2, switch K3, switch K6Closure, switch K4, switch K5, switch K7It disconnects；Four button of mode, it is described
The starting of mode four corresponds to switch K1, switch K2, switch K3, switch K4, switch K6, switch K7Closure, switch K5It disconnects.
The power curve command signal that above-mentioned new energy simulator can give according to outside, simulates renewable energy power generation
The real-time change of voltage, electric current, power, input terminal are connect with power grid, and new energy simulator is connected with three-phase tunable load
It connects, new energy simulator discharges to simulate new energy to power grid and feed to three-phase tunable load.
Above-mentioned intelligent teaching terminal control device and all-vanadium flow battery energy-storage system, the two-way PCS of energy storage, new energy are simulated
Device, intelligent teaching terminal display, three-phase tunable load are respectively connected with, and realize the Control & data acquisition to system.
Above-mentioned intelligent teaching terminal display includes: operation control main interface, mode switch function control interface, liquid stream electricity
Pond runnable interface, waveform display interface, data storage and assay surface.
Above-mentioned all-vanadium flow battery energy-storage system is 5kW all-vanadium flow battery energy-storage system；Its voltage rating is 48VDC,
Rated power 5.3kW, rated current 110ADC, maximum power 20kW, charge pressure limiting 60CDC, and discharge pressure limiting 40VDC.
It is answered as shown in Fig. 2, the one kind realized in above system is suitable for all-vanadium flow battery in field of renewable energy
Teaching demonstration method, process are as follows:
Step 1: intelligent teaching terminal control device is opened；
Step 2: operating mode selection；
Step 3: running corresponding mode, and control electric switch cut-offs state；
Operational mode one corresponds to switch K1, switch K2, switch K3Closure, switch K4, switch K5, switch K6, switch K7It is disconnected
It opens；Operational mode two corresponds to switch K2, switch K3, switch K4, switch K6, switch K7Closure, switch K1, switch K5It disconnects；Fortune
Row mode three corresponds to switch K1, switch K2, switch K3, switch K6Closure, switch K4, switch K5, switch K7It disconnects；Operational mode
Four correspond to switch K1, switch K2, switch K3, switch K4, switch K6, switch K7Closure, switch K5It disconnects；
Step 4: uploading device operation information to intelligent teaching terminal control device；
Step 5: intelligent teaching terminal control device collects all-vanadium flow battery energy-storage system and new energy simulator
Every operation data, intelligent teaching terminal control device are transferred to intelligent teaching terminal display and are shown；
Step 6: one circulation of system terminates, and in no operational mode handover operation, return step four is realized to letter
The real-time display of breath；
Step 7: after demonstration whole, intelligent teaching terminal control device is closed.
In above-mentioned steps three, as shown in Figure 3a, 3b, 3c, 3d shown in,
Mode one is energy-storage battery charge and discharge control demo mode under off-network state；When teaching demonstration system operates in mode
For the moment, intelligent teaching terminal control device assigns charge/discharge instruction to all-vanadium flow battery energy-storage system, while it is double to control energy storage
Charge/discharge control is realized to PCS, and its operating status is shown on intelligent teaching terminal display；When battery energy storage system connects
When receiving charging instruction, power grid charges to it, and the display of energy stream flows to all-vanadium flow battery energy-storage system by power grid；When its reception
Electric discharge instruction when, all-vanadium flow battery energy-storage system by the two-way PCS of energy storage to three-phase tunable load discharge, energy stream show from
All-vanadium flow battery energy-storage system flows to three-phase tunable load.
Mode two is the operational mode that redox flow battery energy storage system is combined with new energy under off-network state；When teaching is drilled
When showing that system operates in mode two, power grid is the power supply of new energy simulator, voltage, the electricity that simulation new energy exports when contributing
Stream, and it is transported to three-phase tunable load, energy stream, which is shown, flows to three-phase tunable load by new energy simulator, is used for mould
The on-site elimination of quasi- new energy power output and submitting；Control strategy combination battery energy storage system simultaneously based on new energy power output, energy
Amount stream display flows to all-vanadium flow battery energy-storage system by new energy simulator, is flowed to by all-vanadium flow battery energy-storage system new
Energy simulator realizes the charge and discharge control of the all-vanadium flow battery energy-storage system under certain control strategy.
Mode three is under grid connection state, and energy storage cooperates the peak load shifting operational mode of load electricity consumption realization load side；Work as religion
When demo system operates in mode three, energy stream, which is shown, flows to intelligent tutoring environment power load by new energy simulator；
When new energy contributes less more and intelligent tutoring environment power load electricity consumption and electricity price at a low ebb, energy stream is shown by new
Energy simulator flows to all-vanadium flow battery energy-storage system, realizes its charging operations；When intelligent tutoring environment power load compared with
When high and new energy undercapacity, energy stream shows that flowing to intelligent tutoring environment electricity consumption by all-vanadium flow battery energy-storage system bears
It carries；When being in peak electricity tariff and less intelligent tutoring environment power load, energy stream is shown to be flowed to by new energy simulator
Three-phase tunable load, simulate new energy and net operation；When the power generation of new energy simulator is less and is in peak electricity tariff, energy
Stream display flows to three-phase tunable load by all-vanadium flow battery energy-storage system, simulates the load side peak load shifting strategy of energy storage.
Mode four is that all-vanadium flow battery energy-storage system and new energy simulator fill grid-connect mode under grid connection state；When
When teaching demonstration system operates in mode four, if battery energy storage system energy is insufficient and new energy power output is not able to satisfy load and wants
It asks, energy stream flows to all-vanadium flow battery energy-storage system by power grid；For simulation new energy and net operation, energy stream is by new energy
Simulator flows to three-phase tunable load；Cooperate corresponding control strategy to realize the different demands of new-energy grid-connected, energy stream by
New energy simulator flows to all-vanadium flow battery energy-storage system, realizes the charging demonstration of battery energy storage system；Energy stream is by complete
Vanadium redox flow battery energy storage system flows to three-phase tunable load, realizes the electric discharge demonstration of all-vanadium flow battery energy-storage system.
Fig. 4 is the basic function schematic diagram that intelligent teaching terminal is shown；After running intelligent tutoring control system, pass through operation
Control main interface setting display system operating status simultaneously carries out basic operation；Mode switch function control interface realizes system operation
The switching of control model and the formulation of the energy storage control strategy under certain operational mode；Flow battery runnable interface show its
Various dynamic parameters in charge-discharge electric power control and operational process；Waveform display interface shows new energy simulator, Quan Fan
Redox flow battery energy storage system, the electric current of intelligent tutoring environment power load, voltage, power curve；Data storage and assay surface
Various data in storage system operational process simultaneously can be for statistical analysis, convenient for observation and teaching demonstration.
In the present invention, intelligent tutoring environment power load can be changed to one group of three-phase tunable load, role
It is the peak load shifting/electricity price between peak and valley for simulating load side；And laboratory illumination, the air-conditioning etc. outside intelligent tutoring demo system are used
Electricity is connected with experimental system, avoids the waste of energy in battery charge and discharge process.
Claims (8)
1. a kind of teaching demonstration system applied suitable for all-vanadium flow battery in field of renewable energy, which is characterized in that packet
Include: all-vanadium flow battery energy-storage system (1), the two-way PCS of energy storage (2), new energy simulator (3), intelligent teaching terminal are shown
Device (4), three-phase tunable load (5), the intelligent teaching terminal control device (6) being respectively connected with each part mentioned above, all-vanadium flow
The DC side current acquisition endpoint I of battery energy storage systemdc, DC voltage acquire endpoint Udc, ac-side current acquisition endpoint Ia、
Ac-side current acquires endpoint Ib, ac-side current acquire endpoint Ic, exchange side voltage acquisition endpoint Ua, exchange side voltage acquisition
Endpoint Ub, exchange side voltage acquisition endpoint Uc, for acquiring the exchange side in all-vanadium flow battery energy-storage system operational process, straight
Flow the electric current and voltage of side, intelligent tutoring environment power load (7), switch K1, switch K2, switch K3, switch K4, switch K5, open
Close K6, switch K7；
The intelligent teaching terminal control device includes: industrial control computer, display screen, asynchronous serial communication module, operation
Control module, network communication module；Intelligent teaching terminal control device by asynchronous serial port communication module and the two-way PCS of energy storage and
New energy simulator is connected, and obtains the operation data on all-vanadium flow battery energy-storage system and new energy simulator, and will
Operation data and corresponding time are stored in industrial control computer；
The power curve command signal that the new energy simulator can give according to outside, simulation renewable energy power generation electricity
The real-time change of pressure, electric current, power, input terminal are connect with power grid, and new energy simulator is connected with three-phase tunable load,
New energy simulator discharges to simulate new energy to power grid and feed to three-phase tunable load；The intelligent teaching terminal control dress
It sets and battery energy storage system, the two-way PCS of energy storage, new energy simulator, intelligent teaching terminal display, three-phase tunable load point
Not Xiang Lian, realize to the Control & data acquisition of system；
After the all-vanadium flow battery energy-storage system is concatenated with the two-way PCS of energy storage, then through switch K2Access AC network PCC point；Three
Phase tunable load is through switch K3Access AC network PCC point；Intelligent tutoring environment power load is all the way through switch K5Access alternating current
PCC point is netted, another way is through switch K6Access power grid；All-vanadium flow battery energy-storage system, three-phase tunable load, intelligent tutoring environment
Power load shares the same AC network PCC point through switch K1Power grid is accessed, new energy simulator is through switch K4It is supplied by power grid
Electricity, output new energy analog voltage, after electric current through switch K7It is in parallel with three-phase tunable load.
2. a kind of teaching demonstration system applied suitable for all-vanadium flow battery in field of renewable energy according to claim 1
System, which is characterized in that further include: one group of mode selecting button on intelligent teaching terminal control device.
3. a kind of teaching demonstration system applied suitable for all-vanadium flow battery in field of renewable energy according to claim 2
System, which is characterized in that one group of mode selecting button includes: one button of mode, and the starting of mode one corresponds to switch K1、
Switch K2, switch K3Closure, switch K4, switch K5, switch K6, switch K7It disconnects.
4. a kind of teaching demonstration system applied suitable for all-vanadium flow battery in field of renewable energy according to claim 2
System, which is characterized in that one group of mode selecting button includes: two button of mode, and the starting of mode two corresponds to switch K2、
Switch K3, switch K4, switch K6, switch K7Closure, switch K1, switch K5It disconnects.
5. a kind of teaching demonstration system applied suitable for all-vanadium flow battery in field of renewable energy according to claim 2
System, which is characterized in that one group of mode selecting button includes: three button of mode, and the starting of mode three corresponds to switch K1、
Switch K2, switch K3, switch K6Closure, switch K4, switch K5, switch K7It disconnects.
6. a kind of teaching demonstration system applied suitable for all-vanadium flow battery in field of renewable energy according to claim 2
System, which is characterized in that one group of mode selecting button includes: four button of mode, and the starting of mode four corresponds to switch K1、
Switch K2, switch K3, switch K4, switch K6, switch K7Closure, switch K5It disconnects.
It a kind of is applied in field of renewable energy suitable for all-vanadium flow battery 7. -6 any one are described according to claim 1
Teaching demonstration system, which is characterized in that intelligent teaching terminal display includes: operation control main interface, mode switch function control
Interface, flow battery runnable interface, waveform display interface, data storage and assay surface processed.
It is led 8. the one kind realized on the teaching demonstration system described in claim 1 is suitable for all-vanadium flow battery in renewable energy
The teaching demonstration method of domain application, which is characterized in that process are as follows: the two-way PCS of energy storage receives intelligent teaching terminal control by communication
The control instruction of device processed controls the charging and discharging process of all-vanadium flow battery, carries out the transformation of alternating current-direct current, realizes to system
The teaching demonstration of power regulation.
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| CN201710059507.8A CN106652698B (en) | 2017-01-24 | 2017-01-24 | A kind of teaching demonstration system applied suitable for all-vanadium flow battery in field of renewable energy and method |
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| RU2710683C1 (en) * | 2019-04-29 | 2020-01-09 | Общество с ограниченной ответственностью "Инэнерджи" (ООО "Инэнерджи") | Device for studying the structure and operating principle of a vanadium redox battery |
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| ES2315077B1 (en) * | 2006-03-03 | 2010-01-05 | Consejo Sup. De Invest. Cientificas | DIDACTIC DEMONSTRATOR OF THE HYDROGEN SOLAR CYCLE. |
| CN202159439U (en) * | 2011-03-30 | 2012-03-07 | 中科恒源科技股份有限公司 | Teaching demonstration system for new energy |
| CN102545261B (en) * | 2012-01-16 | 2013-11-06 | 沈阳工程学院 | Micro-grid experiment system |
| CN203299290U (en) * | 2013-05-20 | 2013-11-20 | 国家电网公司 | Hybrid-energy-storage-based micro-grid technical verification platform equipment |
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| RU2710683C1 (en) * | 2019-04-29 | 2020-01-09 | Общество с ограниченной ответственностью "Инэнерджи" (ООО "Инэнерджи") | Device for studying the structure and operating principle of a vanadium redox battery |
| RU2710683C9 (en) * | 2019-04-29 | 2020-06-23 | Общество с ограниченной ответственностью "Инэнерджи" (ООО "Инэнерджи") | Device for studying the structure and operating principle of a vanadium redox battery |
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| CN109767678B (en) | 2021-04-13 |
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Denomination of invention: A teaching demonstration system and method suitable for the application of all vanadium flow batteries in the field of renewable energy Effective date of registration: 20231122 Granted publication date: 20190430 Pledgee: China Construction Bank Corporation Shaodong sub branch Pledgor: HUNAN DEWOPU ELECTRIC CO.,LTD. Registration number: Y2023980067212 |