CN110061565A - A kind of energy storage charge/discharge capacity control system and method based on wind-driven generator - Google Patents
A kind of energy storage charge/discharge capacity control system and method based on wind-driven generator Download PDFInfo
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- CN110061565A CN110061565A CN201910257462.4A CN201910257462A CN110061565A CN 110061565 A CN110061565 A CN 110061565A CN 201910257462 A CN201910257462 A CN 201910257462A CN 110061565 A CN110061565 A CN 110061565A
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J13/00—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network
- H02J13/00001—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network characterised by the display of information or by user interaction, e.g. supervisory control and data acquisition systems [SCADA] or graphical user interfaces [GUI]
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J3/00—Circuit arrangements for ac mains or ac distribution networks
- H02J3/28—Arrangements for balancing of the load in a network by storage of energy
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J2203/00—Indexing scheme relating to details of circuit arrangements for AC mains or AC distribution networks
- H02J2203/20—Simulating, e g planning, reliability check, modelling or computer assisted design [CAD]
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/76—Power conversion electric or electronic aspects
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S10/00—Systems supporting electrical power generation, transmission or distribution
- Y04S10/14—Energy storage units
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Human Computer Interaction (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
A kind of energy storage charge/discharge capacity control system based on wind-driven generator, including monitoring data processing module, energy storage life estimator module, system data library module, stored energy capacitance distribution module and control execution module；Achieve the purpose that reasonable arrangement energy storage device works by monitoring, processing, estimation, capacity distribution, charge and discharge control；Structure is simple, carries out charge and discharge control realization automatically selecting and controlling to energy storage to stored energy capacitance in conjunction with the generating capacity of wind-power electricity generation；Extend energy-storage units and use the time, reduces energy storage cost.
Description
Technical field
The present invention relates to a kind of control systems of energy storage, more particularly, to a kind of energy storage charge and discharge based on wind-driven generator
Capacity control system and method.
Background technique
Wind-power electricity generation is one of the green clean energy resource in the world at present with broad prospect of application, and many countries are big
Power develops the new energy such as wind-powered electricity generation.Since the unstability of wind speed itself causes Power Output for Wind Power Field to have fluctuation, intermittence.
The power supply of this Wind turbines for making power grid grid-connected is unable to satisfy the requirement such as stability, continuity and adjustability.A kind of solution
Certainly method is to export stable electric power in unstable wind-powered electricity generation deposit energy storage device.On the other hand, when wind-powered electricity generation is limited by power grid
When grid-connected, can also by cannot be grid-connected electric energy deposit energy storage in, minimization waste.But energy storage is also deposited in actual use
In some problems, such as unreasonable use energy storage will lead to energy storage and be reduced using the time.
Summary of the invention
The energy storage charge/discharge capacity control system and side that the object of the present invention is to provide a kind of based on wind-driven generator
Method, it is in view of the drawbacks of the prior art and insufficient, it is a kind of system that structure is simply easily achieved, and can predict existing energy storage
The service life of equipment automatically controls the charge and discharge time of different energy-storage batteries, reaches increase energy storage and totally uses the time, reduces energy storage
Investment, with the utility value in industry.
Technical solution of the present invention: a kind of energy storage charge/discharge capacity control system based on wind-driven generator, including energy storage
Monitoring system and wind farm monitoring system, it is characterised in that it includes monitoring data processing module, energy storage life estimator module, is
System database module, stored energy capacitance distribution module and control execution module；Wherein, the input terminal of the system data library module point
Not Lian Jie the output end of wind farm monitoring system and the output end of energy storage life estimator module, output end then with stored energy capacitance point
Input terminal connection with module；The input terminal of the energy storage life estimator module is through the acquisition energy storage monitoring of monitoring data processing module
The real-time monitoring data of the energy storage device of system；The input terminal of the control execution module connects stored energy capacitance distribution module,
Output end is then connect with energy storage monitor system.
The system data library module be used for provide tank voltage, current data, charging and discharging state data storage and look into
It askes；The tank voltage, current data, charging and discharging state data are sent system in real time by the monitoring data processing module
Database module；The energy storage life estimator module is used to estimate energy storage remaining life according to history charge and discharge electrographic recording；The storage
Energy capacity allocation module then according to the life situations of different energy-storage batteries, distributes energy-storage battery and uses, and optimization energy storage, which uses, imitates
Rate uses the time with overall；The charge and discharge instruction that the execution control module is used to send corresponding energy-storage battery is monitored to energy storage is
System.
The energy storage charge/discharge capacity control system based on wind-driven generator further includes graphical user interface module, is used for
User instruction, display curve, pie chart or output data are inputted to system data library module；The graphical user interface module with
It is in be bi-directionally connected between system data library module.
A kind of working method of the energy storage charge/discharge capacity control system based on wind-driven generator, it is characterised in that it includes
Following steps:
(1) the wind-power electricity generation data in wind power plant are monitored in real time by wind farm monitoring system, and real time data is sent
System data library module is given, data are summarized by the module, provides the power of wind power plant, blower for system and technical staff
The weather data of data and anemometer tower, blower, and data are stored, convenient for inquiry；
(2) the wind power data, status data and the weather that arrive that system data library module monitors wind farm monitoring system
Data are sent to stored energy capacitance distribution module in real time；
(3) energy storage monitor system acquires the capacity data of energy-storage system in real time, transfers data to monitoring data processing module, by
Monitoring data processing module stores data, while being sent to energy storage life estimator module；
(4) energy storage life estimator module is according to the data of energy storage monitor system collected energy-storage system in real time, in energy-storage system
Service life of energy storage device estimated, that is, estimate the state of current energy storage device；According to the energy storage electric current of history, voltage with
And charge and discharge electrographic recording information establishes energy storage remaining life estimation model；
(5) result of energy storage life estimation is sent to system data library module, the wind-powered electricity generation that joint wind power plant monitoring module monitors
Field data sends distribution instruction for stored energy capacitance distribution module；When the output power surplus of wind power plant, then sends charge control and refer to
It enables, when the output power of wind power plant is inadequate, then sends control of discharge instruction；
(6) system data library module is by the ability of the capacity data of combination energy storage device and Power Output for Wind Power Field to energy storage device
Carry out charge and discharge distribution；Stored energy capacitance distribution module instructs according to charge and discharge control and respectively drives energy storage system by control execution module
Energy storage device progress charge or discharge in system, the discharge and recharge of each energy-storage units of reasonable arrangement, so that energy-storage system
It is overall to use time longest；
(7) technical staff can input user instruction to system data library module by graphical user interface module, transfer system
The charge and discharge electrographic recording of wind-driven generator operation data and energy storage device in database module, with curve, pie chart or output number
According to form shown.
Superiority of the invention: charge and discharge control is carried out to stored energy capacitance in conjunction with the generating capacity of wind-power electricity generation, thus real
Now automatically selecting and controlling to energy storage；When can extend energy-storage units use on the basis of guaranteeing that energy-storage system operates normally
Between, reduce energy storage cost；Structure is simple, easy to operate, has certain practical value.
Detailed description of the invention
Fig. 1 shows for a kind of overall structure of the energy storage charge/discharge capacity control system based on wind-driven generator involved by the present invention
It is intended to.
Specific embodiment
Embodiment: as shown in Figure 1, a kind of energy storage charge/discharge capacity control system based on wind-driven generator, including energy storage
Monitoring system and wind farm monitoring system, it is characterised in that it includes monitoring data processing module, energy storage life estimator module, is
System database module, stored energy capacitance distribution module and control execution module；Wherein, the input terminal of the system data library module point
Not Lian Jie the output end of wind farm monitoring system and the output end of energy storage life estimator module, output end then with stored energy capacitance point
Input terminal connection with module；The input terminal of the energy storage life estimator module is through the acquisition energy storage monitoring of monitoring data processing module
The real-time monitoring data of the energy storage device of system；The input terminal of the control execution module connects stored energy capacitance distribution module,
Output end is then connect with energy storage monitor system.
The system data library module be used for provide tank voltage, current data, charging and discharging state data storage and look into
It askes；The tank voltage, current data, charging and discharging state data are sent system in real time by the monitoring data processing module
Database module；The energy storage life estimator module is used to estimate energy storage remaining life according to history charge and discharge electrographic recording；The storage
Energy capacity allocation module then according to the life situations of different energy-storage batteries, distributes energy-storage battery and uses, and optimization energy storage, which uses, imitates
Rate uses the time with overall；The charge and discharge instruction that the execution control module is used to send corresponding energy-storage battery is monitored to energy storage is
System.
The energy storage charge/discharge capacity control system based on wind-driven generator further includes graphical user interface module, is used for
User instruction, display curve, pie chart or output data are inputted to system data library module；The graphical user interface module with
It is in be bi-directionally connected between system data library module.
As shown in Figure 1, a kind of working method of the energy storage charge/discharge capacity control system based on wind-driven generator, feature
Be it the following steps are included:
(1) the wind-power electricity generation data in wind power plant are monitored in real time by wind farm monitoring system, and real time data is sent
System data library module is given, data are summarized by the module, provides the power of wind power plant, blower for system and technical staff
The weather data of data and anemometer tower, blower, and data are stored, convenient for inquiry；
(2) the wind power data, status data and the weather that arrive that system data library module monitors wind farm monitoring system
Data are sent to stored energy capacitance distribution module in real time；
(3) energy storage monitor system acquires the capacity data of energy-storage system in real time, transfers data to monitoring data processing module, by
Monitoring data processing module stores data, while being sent to energy storage life estimator module；
(4) energy storage life estimator module is according to the data of energy storage monitor system collected energy-storage system in real time, in energy-storage system
Service life of energy storage device estimated, that is, estimate the state of current energy storage device；According to the energy storage electric current of history, voltage with
And charge and discharge electrographic recording information establishes energy storage remaining life estimation model；
(5) result of energy storage life estimation is sent to system data library module, the wind-powered electricity generation that joint wind power plant monitoring module monitors
Field data sends distribution instruction for stored energy capacitance distribution module；When the output power surplus of wind power plant, then sends charge control and refer to
It enables, when the output power of wind power plant is inadequate, then sends control of discharge instruction；
(6) system data library module is by the ability of the capacity data of combination energy storage device and Power Output for Wind Power Field to energy storage device
Carry out charge and discharge distribution；Stored energy capacitance distribution module instructs according to charge and discharge control and respectively drives energy storage system by control execution module
Energy storage device progress charge or discharge in system, the discharge and recharge of each energy-storage units of reasonable arrangement, so that energy-storage system
It is overall to use time longest；
(7) technical staff can input user instruction to system data library module by graphical user interface module, transfer system
The charge and discharge electrographic recording of wind-driven generator operation data and energy storage device in database module, with curve, pie chart or output number
According to form shown.
It is to reach technical means and efficacy used by predetermined goal of the invention in order to which the present invention is further explained, below in conjunction with
Attached drawing and preferred embodiment, the stored energy capacitance of combination wind-powered electricity generation proposed according to the present invention is automatically selected and control system it is specific
Embodiment, structure, feature and its effect, detailed description is as follows.
Fig. 1 is that the stored energy capacitance of combination wind-powered electricity generation of the invention automatically selects the structure chart with control system.The present invention is preferable
The stored energy capacitance of the combination wind-powered electricity generation of embodiment automatically selects and control system, and important includes combining the stored energy capacitance of wind-powered electricity generation automatic
Selection and control device, energy storage monitor system, wind farm monitoring system.Wherein the stored energy capacitance of the combination wind-powered electricity generation selects automatically
It selects and specifically includes that system data library module, monitoring data processing module, energy storage life estimator module, energy storage are held with control device
Measure distribution module, graphical user interface module and control execution module.
Wherein the system data library module is the data center of entire invention system, and modules pass through the system
Database module completes data exchange.The system data library module stores the real-time energy storage generated from monitoring data processing module
Electric current, voltage and the charging and discharging state of unit.Energy storage life estimator module estimates the remaining life of each energy storage unit.Energy storage is held
The discharge and recharge that amount distribution module is sent according to wind-powered electricity generation monitoring system requires and each energy storage from energy storage life estimator module
The remaining life of unit carries out the distribution of energy storage charge/discharge capacity, achievees the purpose that extend the energy storage service life.Controlling execution module will store up
Energy charge/discharge capacity allocation result, which is sent in energy storage monitor system, to be executed.Meanwhile it can also receive graphical user interface module production
Raw user instruction, and data and curve or pie chart display function are provided to graphical user interface module.The monitoring number
According to processing module, it is connected to the energy storage monitor system, receives electric current, the electricity of the energy-storage units of energy storage monitor system generation
The data such as pressure and charging and discharging state, and be sent in system data library module in real time.The monitoring data processing module, connection
In the wind farm monitoring system, the energy storage for receiving wind farm monitoring system transmission waits for discharge and recharge.The figure is used
Family interface module is mainly used for the interaction of user, such as inputs user instruction to system data library module, shows chart or defeated
Data out are managed system, system maintenance etc..
Energy storage life estimator module reads energy-storage units electric current, voltage and charging and discharging state number from system data library module
According to establishing the electric current of energy storage unit, the model of voltage and charge and discharge cycles number, a kind of mode is to utilize statistical method, such as mind
Through network, linear regression etc., electric current of the statistical model according to energy storage unit, the remaining charge and discharge of voltage prediction energy-storage units are established
Cycle-index.
Stored energy capacitance distribution module requires according to the discharge and recharge that wind-powered electricity generation monitoring system is sent and from energy storage life estimation
The remaining life of each energy storage unit of module carries out the distribution of energy storage charge/discharge capacity, achievees the purpose that extend the energy storage service life.One
Kind distribution method is to distribute more charge/discharge capacity, the energy storage list shorter to remaining life to the longer energy storage unit of remaining life
The less charge/discharge capacity of bit allocation optimizes the remaining life of overall energy storage unit using optimization algorithm, so that all energy storage lists
The service life of position is almost the same.
Control execution module sends the energy storage charge/discharge capacity allocation result optimized according to stored energy capacitance distribution module to
It is executed in energy storage monitor system.
The above is only presently preferred embodiments of the present invention, not does limitation in any form to the present invention, although this
Invention has been disclosed in the preferred embodiments as above, and however, it is not intended to limit the invention, any person skilled in the art,
It is detached within the scope of technical solution of the present invention, is equal when the technology contents using the disclosure above are modified or are modified to
The equivalent embodiment of variation, but all contents to be detached from technical solution of the present invention, according to the technical essence of the invention to above
Any simple modification, equivalent change and modification made by embodiment, all of which are still within the scope of the technical scheme of the invention.
Claims (4)
1. a kind of energy storage charge/discharge capacity control system based on wind-driven generator, including energy storage monitor system and wind power plant monitoring
System, it is characterised in that it includes monitoring data processing module, energy storage life estimator module, system data library module, energy storage appearance
Measure distribution module and control execution module；Wherein, the input terminal of the system data library module is separately connected wind power plant monitoring system
The output end of system and the output end of energy storage life estimator module, output end then connect with the input terminal of stored energy capacitance distribution module
It connects；Energy storage device of the input terminal of the energy storage life estimator module through monitoring data processing module acquisition energy storage monitor system
Real-time monitoring data；The input terminal of the control execution module connects stored energy capacitance distribution module, and output end is then supervised with energy storage
The connection of control system.
2. a kind of energy storage charge/discharge capacity control system based on wind-driven generator according to claim 1, it is characterised in that
The system data library module is for providing the storage and inquiry of tank voltage, current data, charging and discharging state data；The prison
It controls data processing module and sends system database mould in real time for the tank voltage, current data, charging and discharging state data
Block；The energy storage life estimator module is used to estimate energy storage remaining life according to history charge and discharge electrographic recording；The stored energy capacitance point
With module then according to the life situations of different energy-storage batteries, distributes energy-storage battery and use, optimize energy storage service efficiency and totality
Use the time；The charge and discharge that the execution control module is used to send corresponding energy-storage battery are instructed to energy storage monitor system.
3. a kind of energy storage charge/discharge capacity control system based on wind-driven generator according to claim 1, it is characterised in that
The energy storage charge/discharge capacity control system based on wind-driven generator further includes graphical user interface module, is used for system number
User instruction, display curve, pie chart or output data are inputted according to library module；The graphical user interface module and system data
It is in be bi-directionally connected between library module.
4. a kind of working method of the energy storage charge/discharge capacity control system based on wind-driven generator, it is characterised in that it include with
Lower step:
(1) the wind-power electricity generation data in wind power plant are monitored in real time by wind farm monitoring system, and real time data is sent
System data library module is given, data are summarized by the module, provides the power of wind power plant, blower for system and technical staff
The weather data of data and anemometer tower, blower, and data are stored, convenient for inquiry；
(2) the wind power data, status data and the weather that arrive that system data library module monitors wind farm monitoring system
Data are sent to stored energy capacitance distribution module in real time；
(3) energy storage monitor system acquires the capacity data of energy-storage system in real time, transfers data to monitoring data processing module, by
Monitoring data processing module stores data, while being sent to energy storage life estimator module；
(4) energy storage life estimator module is according to the data of energy storage monitor system collected energy-storage system in real time, in energy-storage system
Service life of energy storage device estimated, that is, estimate the state of current energy storage device；According to the energy storage electric current of history, voltage with
And charge and discharge electrographic recording information establishes energy storage remaining life estimation model；
(5) result of energy storage life estimation is sent to system data library module, the wind-powered electricity generation that joint wind power plant monitoring module monitors
Field data sends distribution instruction for stored energy capacitance distribution module；When the output power surplus of wind power plant, then sends charge control and refer to
It enables, when the output power of wind power plant is inadequate, then sends control of discharge instruction；
(6) system data library module is by the ability of the capacity data of combination energy storage device and Power Output for Wind Power Field to energy storage device
Carry out charge and discharge distribution；Stored energy capacitance distribution module instructs according to charge and discharge control and respectively drives energy storage system by control execution module
Energy storage device progress charge or discharge in system, the discharge and recharge of each energy-storage units of reasonable arrangement, so that energy-storage system
It is overall to use time longest；
(7) technical staff can input user instruction to system data library module by graphical user interface module, transfer system
The charge and discharge electrographic recording of wind-driven generator operation data and energy storage device in database module, with curve, pie chart or output number
According to form shown.
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| CN201910257462.4A CN110061565A (en) | 2019-04-01 | 2019-04-01 | A kind of energy storage charge/discharge capacity control system and method based on wind-driven generator |
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| CN201910257462.4A CN110061565A (en) | 2019-04-01 | 2019-04-01 | A kind of energy storage charge/discharge capacity control system and method based on wind-driven generator |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111181197A (en) * | 2020-01-08 | 2020-05-19 | 中国电建集团华东勘测设计研究院有限公司 | Wind storage capacity configuration method for multiple wind abandoning areas |
| CN111884585A (en) * | 2020-07-20 | 2020-11-03 | 深圳库博能源科技有限公司 | Photovoltaic power generation intelligent energy storage system |
| CN112098750A (en) * | 2020-09-07 | 2020-12-18 | 国网新疆电力有限公司电力科学研究院 | Transformer dynamic thermal stability test device based on charging capacitor |
| CN112653163A (en) * | 2020-12-21 | 2021-04-13 | 合肥阳光新能源科技有限公司 | Energy storage system power distribution method and energy storage system |
-
2019
- 2019-04-01 CN CN201910257462.4A patent/CN110061565A/en active Pending
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111181197A (en) * | 2020-01-08 | 2020-05-19 | 中国电建集团华东勘测设计研究院有限公司 | Wind storage capacity configuration method for multiple wind abandoning areas |
| CN111884585A (en) * | 2020-07-20 | 2020-11-03 | 深圳库博能源科技有限公司 | Photovoltaic power generation intelligent energy storage system |
| CN111884585B (en) * | 2020-07-20 | 2021-03-23 | 深圳库博能源科技有限公司 | Photovoltaic power generation intelligent energy storage system |
| CN112098750A (en) * | 2020-09-07 | 2020-12-18 | 国网新疆电力有限公司电力科学研究院 | Transformer dynamic thermal stability test device based on charging capacitor |
| CN112653163A (en) * | 2020-12-21 | 2021-04-13 | 合肥阳光新能源科技有限公司 | Energy storage system power distribution method and energy storage system |
| CN112653163B (en) * | 2020-12-21 | 2023-09-15 | 阳光新能源开发股份有限公司 | Energy storage system power distribution method and energy storage system |
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