CN110380516A - A kind of energy-accumulating power station PCS high synchronizes concurrent group control method - Google Patents
A kind of energy-accumulating power station PCS high synchronizes concurrent group control method Download PDFInfo
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- CN110380516A CN110380516A CN201910729176.3A CN201910729176A CN110380516A CN 110380516 A CN110380516 A CN 110380516A CN 201910729176 A CN201910729176 A CN 201910729176A CN 110380516 A CN110380516 A CN 110380516A
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- 238000000034 method Methods 0.000 title claims abstract description 20
- 238000004891 communication Methods 0.000 claims abstract description 40
- 238000004146 energy storage Methods 0.000 claims abstract description 17
- 238000009825 accumulation Methods 0.000 claims abstract description 8
- 238000009434 installation Methods 0.000 claims abstract description 6
- 238000012544 monitoring process Methods 0.000 claims description 28
- 238000005516 engineering process Methods 0.000 claims description 8
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 claims description 6
- 230000001360 synchronised effect Effects 0.000 claims description 5
- 238000013461 design Methods 0.000 claims description 3
- 230000000007 visual effect Effects 0.000 claims description 3
- 230000009977 dual effect Effects 0.000 claims description 2
- 230000009467 reduction Effects 0.000 claims description 2
- 238000010276 construction Methods 0.000 abstract description 4
- 230000008901 benefit Effects 0.000 abstract description 2
- 230000006870 function Effects 0.000 description 11
- 238000010586 diagram Methods 0.000 description 5
- 230000001276 controlling effect Effects 0.000 description 4
- 230000004044 response Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000001514 detection method Methods 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 230000003993 interaction Effects 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- 230000002411 adverse Effects 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 230000006855 networking Effects 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000009711 regulatory function Effects 0.000 description 1
- 230000004043 responsiveness Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
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- H02J13/0006—
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- H02J13/0017—
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- H02J13/0062—
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- 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
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- 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
- Y04S10/16—Electric power substations
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- 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
- Y04S40/00—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them
- Y04S40/12—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them characterised by data transport means between the monitoring, controlling or managing units and monitored, controlled or operated electrical equipment
- Y04S40/124—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them characterised by data transport means between the monitoring, controlling or managing units and monitored, controlled or operated electrical equipment using wired telecommunication networks or data transmission busses
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- Remote Monitoring And Control Of Power-Distribution Networks (AREA)
- Supply And Distribution Of Alternating Current (AREA)
Abstract
The invention discloses a kind of energy-accumulating power station PCS high to synchronize concurrent group control method, includes the following steps: (1) hardware configuration；(2) operating system configures；(3) energy storage monitor system platform software is installed；(4) energy accumulation current converter PCS installation is debugged with communication；(5) the high concurrent team control of multiple pc S.The invention has the benefit that the present invention is guaranteeing network carrying power and under the premise of host performance, in data set on give；By 61850 unified agreements, for whole station without protocol converter, framework is simple, and construction cost is lower；Unification of three nets does not increase network cost, and dynamic controls speed < 20ms, and whole station speed control is higher.
Description
Technical field
The present invention relates to new energy energy-accumulating power station monitoring technology field, especially a kind of energy-accumulating power station PCS high is synchronized concurrently
Group control method.
Background technique
With the expansion of generation of electricity by new energy and grid-connected scale, energy storage technology is quickly grown.Energy-accumulating power station can mention power grid
For active and reactive power support, enhances power distribution network to the receiving ability of distributed generation resource, played in smart grid construction huge
Effect.Energy-accumulating power station monitoring system, on the one hand realization and dispatching communication and local human-computer interaction, are on the one hand responsible for institute in power station
There is the control of energy accumulation current converter (PCS), is one of key technology of energy storage.
In large capacity energy-accumulating power station, core controlled device energy accumulation current converter (PCS) number of units is more, to multiple pc S's
The synchronism of control instruction directly affects the power response characteristic of entire energy-accumulating power station.Existing PCS control uses independent sequence
One-to-one completion is distinguished in the control of technology, multiple pc S, has elongated the control output time, can exchange grid-connected output to energy-accumulating power station
Power generates adverse effect.
Existing energy-accumulating power station PCS control mode mostly uses greatly the mode individually controlled, guarantees to influence while reliability
Efficiency.Energy-accumulating power station real-time PCS control can only guarantee that local time's section is optimal, but be difficult to guarantee to dissolve within the entire period and have
Function power difference ripple effect, existing scheduling controlling mode are as shown in Figure 1.When the independent control of multiple pc S not only needs order
Between also need to be implemented the time, the trapezoidal rising of output work can not reach rated power output in a short time.
Existing energy-accumulating power station framework is complicated: needing set of monitor operating system and energy storage device, and needs professional
It is configured.Because technology is complicated, traditional control method uses many and diverse disunity of specification, and the control of the whole station same period needs early period a large amount of
Joint debugging after can just succeed.Existing energy-accumulating power station PCS control mode mostly uses greatly the mode individually controlled, PCS response time
Lag, generating fluctuation to the grid-connected power of energy-accumulating power station influences.
Summary of the invention
Technical problem to be solved by the present invention lies in, a kind of energy-accumulating power station PCS high is provided and synchronizes concurrent group control method,
Under the premise of guaranteeing network carrying power and host performance, in data set on give, framework is simple, and construction cost is lower, whole station control
Rate is higher.
In order to solve the above technical problems, the present invention, which provides a kind of energy-accumulating power station PCS high, synchronizes concurrent group control method, including such as
Lower step:
(1) hardware configuration；
(2) operating system configures；
(3) energy storage monitor system platform software is installed；
(4) energy accumulation current converter PCS installation is debugged with communication；
(5) the high concurrent team control of multiple pc S.
Preferably, in step (1), system major network uses mono-/bis -10/100M ether web frame, and SCADA function uses two-shipper
Stand-by heat completes network data synchronizing function；Other major network nodes select binode spare or the operation of multinode standby mode；Prison
Control system hardware configuration specifically: two station layer monitoring host computer are led to by 61850 communication protocols and n energy-accumulating power station PCS
News, acquisition data send instructions under；The monitoring data of synchronous two station layer monitoring host computer of two telecontrol devices, and pass through 103 communications
Specification Shang Song main website, facilitates thread to be monitored and dispatch.
Preferably, in step (2), operating system configuration specifically: the energy storage monitor supervision platform based on 61850 communication architectures,
The more a (SuSE) Linux OS of redhat, Debian such as support；Database Systems use basic binary file library, SQLite
Or the other commercial data bases specified by user；System use object-oriented programming method, use Visual C++,
GCC, Qt, JAVA develop environment.
Preferably, in step (3), energy storage monitor system platform software installation specifically: computer supervisory control system provides one
Rdal-time DBMS is covered to provide the access of quick real time data, and rdal-time DBMS has distributed network
Network function has Client/Server mode, can manage the distributed database of the whole network, protect the consistency of whole network data；It is real
When Database Management System Design use object-oriented, have Client/Server and Producer/Consumer mode.
Preferably, in step (4), energy accumulation current converter PCS installation is debugged with communication specifically: PCS is logical with monitoring backstage
News are communicated by IEC61850, breath of delivering letters after communication program connection in main website；Real time communication bus is based on TCP/UDP and communicates skill
Art, by way of providing standard interface, the high speed of information is shared in realization system.
Preferably, in step (5), the high concurrent team control of multiple pc S specifically: team control instruction is based on 61850 communication protocols,
Lower communication program is completed by fixed according to configuration file；Scheduling assigns peak regulation to energy-accumulating power station and cuts Gu Zhiling, energy storage electricity
Monitoring of standing issues high concurrent instruction to multiple pc S by 61850 communication protocols from the background, and passes through team control mode fast lifting/drop
Low-power；After instruction issues, grid-connected energy-accumulating power station output power is detected by measuring and controlling protective device, and require pair with instruction
Than being issued again after adjustment team control instruction, it is ensured that output power burden requirement.
The invention has the benefit that the present invention is guaranteeing network carrying power and under the premise of host performance, in data set
On give；By 61850 unified agreements, for whole station without protocol converter, framework is simple, and construction cost is lower；Unification of three nets does not increase
Add network cost, dynamic controls speed < 20ms, and whole station speed control is higher.
Detailed description of the invention
Fig. 1 is existing energy-accumulating power station traffic control schematic diagram.
Fig. 2 is automation strategy schematic diagram of the invention.
Fig. 3 is energy-accumulating power station communication architecture distribution schematic diagram of the invention.
Fig. 4 is team control flow diagram of the invention.
Specific embodiment
A kind of energy-accumulating power station PCS high synchronizes concurrent group control method, includes the following steps:
Step 1: hardware configuration.System major network uses mono-/bis -10/100M ether web frame, and adopt international standards network association
View.SCADA function uses dual system banked, completes network data synchronizing function.Other major network nodes, according to importance and application
It needs, selects binode spare or the operation of multinode standby mode.The hardware configuration of monitoring system includes the service station SCADA, behaviour
The equipment such as work person's work station, preposition communication work station, data network shutdown.Specific architecture diagram is as shown in Figure 3.Two station layers monitoring master
Machine is communicated by 61850 communication protocols and n energy-accumulating power station PCS, and acquisition data send instructions under；Two telecontrol devices are synchronous
The monitoring data of two station layer monitoring host computer, and by 103 communication protocol Shang Song main websites, facilitate thread to be monitored and adjust
Degree.
Step 2: operating system configuration.Energy storage monitor supervision platform of the high concurrent group control method based on 61850 communication architectures, branch
Hold multiple (SuSE) Linux OS such as equal redhat, Debian.Database Systems can using basic binary file library,
SQLite or the other commercial data bases specified by user.System uses object-oriented programming method, uses
Visual C++, GCC, Qt, JAVA develop environment.
Step 3: energy storage monitor system platform software installation.Computer supervisory control system, must in order to meet the requirement of real-time
A set of rdal-time DBMS must be provided to provide the access of quick real time data, rdal-time DBMS is necessary
Have the function of distributed network, there is Client/Server mode, the distributed database of the whole network can be managed, protects the whole network number
According to consistency.Rdal-time DBMS design uses object-oriented, has Client/Server and Producer/
Consumer mode has the real-time responsiveness being exceedingly fast, is well positioned to meet the requirement of electric system real-time, while it is still
One Network Database Management System, it can manage all distributed data bases being distributed on each node in a network, make
The system of obtaining can be optionally combined with flexible configuration, function.
Step 4: energy accumulation current converter (PCS) installation is debugged with communication.The communication on PCS and monitoring backstage passes through IEC61850
Communication, breath of delivering letters after communication program connection in main website.Real time communication bus is based on the TCP/UDP communication technology, by providing mark
The mode of quasi- interface, the high speed of information is shared in realization system.The realization of bottom communication socket of real time communication bus barrier
Details alleviates the burden of user.According to the demand of unified platform, the one-to-one and one-to-many communication of real time communication bus
Model.
Step 5: the high concurrent team control of multiple pc S.Energy-accumulating power station high concurrent team control includes detection device and the grid-connected system of energy storage
Wiring between system, from the background with the communication of main website and PCS and the cluster communication on monitoring backstage etc., multiple pc S is team control process
Figure is as shown in Figure 2.Team control instruction is based on 61850 communication protocols, is completed by fixed to lower communication program according to configuration file；
Scheduling assigns peak regulation to energy-accumulating power station and cuts Gu Zhiling, and energy-accumulating power station monitoring backstage is issued by 61850 communication protocols to multiple pc S
High concurrent instruction, and pass through team control mode fast lifting/reduction power；After instruction issues, simultaneously by measuring and controlling protective device detection
The energy-accumulating power station output power of net, and comparison is required with instruction, it is issued again after adjustment team control instruction, it is ensured that output power load
It is required that.
The present invention is based on intelligent energy-storage system regulation platform NS5000/IMMS, have boss's station model integration management
The features such as, substantially increase the interactive level with scheduling station and local monitor.The energy-storage system is integrated with whole station energy pipe
(EMS) module is managed, comprising functions such as AGC, AVC, SOC maintenances, mainly for power grid ancillary service (peak regulation, frequency modulation etc.), new energy
The source centralization stored energy applications occasion such as grid-connected and distributed power generation and microgrid.
NS5000E/IMMS distributed system framework is proposed and applies in, in the energy-accumulating power station of large capacity, it is solved
The contradiction that the full data monitoring of large-scale energy-accumulating power station and critical data are quickly managed.While realizing full data monitoring, storage, subtract
The light burden of monitoring host computer and critical data network, improves the operational efficiency and reliability of energy storage monitoring.Based on abundant
Technical grade communications protocol and interface are, it can be achieved that comprehensive system is integrated, to energy storage and the effective control of micro-grid system offer, to upper
Support IEC104 specification, station level supports the double net modes of two-shipper by the networking of IEC61850 specification.NS5000E/IMMS is based on one
Body platform, can integrate to scheduling interaction, PCS monitoring, BMS monitoring maintenance, protection observing and controlling metering device access, environmental management with
And the functions such as new energy extension access, a variety of electric system applications can be flexibly applied to.
In large capacity energy-accumulating power station, core controlled device energy accumulation current converter (PCS) number of units is more, to multiple pc S's
The synchronism of control instruction directly affects the power response characteristic of entire energy-accumulating power station.NS5000E, IMMS pass through compatible 61850
The concurrent technology of the Multi-thread synchronization of model realizes arrival synchronism≤5ms of the team control instruction of multiple pc S；Pass through intelligent management
The reasonable overhead of platform resource is realized in the start-stop of thread；Guarantee the overall power output characteristics of energy-accumulating power station.
High concurrent team control configuration is completed by xml configuration file, is realized by 61850 specifications, team control flow chart such as Fig. 4 institute
Show, concrete configuration file format is as follows:
Such as configuration file, PCS1-PCS20 needs synchronous team control, then the IED name of this 20 devices is inserted the same group
In group, then the control instruction of group one is handed down to 20 devices simultaneously, reduces required life when individually lower telecommand
It enables, execute the time.Similarly multiple team control groups can be set by more devices, send instructions and unite under the unification of lower program by communication
One executes, and improves the capability of fast response of energy-accumulating power station PCS group, improves the stability of output power.Control command can be by
It runs operator to issue, can also be issued automatically by active automatic regulation function, voltage power-less regulatory function, or by distant place tune
Degree issues.
Claims (6)
1. a kind of energy-accumulating power station PCS high synchronizes concurrent group control method, which comprises the steps of:
(1) hardware configuration；
(2) operating system configures；
(3) energy storage monitor system platform software is installed；
(4) energy accumulation current converter PCS installation is debugged with communication；
(5) the high concurrent team control of multiple pc S.
2. energy-accumulating power station PCS high as described in claim 1 synchronizes concurrent group control method, which is characterized in that in step (1), be
Major network of uniting uses mono-/bis -10/100M ether web frame, and SCADA function uses dual system banked, completes network data synchronizing function
Energy；Other major network nodes select binode spare or the operation of multinode standby mode；Monitoring system hardware configuration specifically: two
Layer monitoring host computer of standing is communicated by 61850 communication protocols and n energy-accumulating power station PCS, and acquisition data send instructions under；Two
The monitoring data of synchronous two station layer monitoring host computer of telecontrol device, and by 103 communication protocol Shang Song main websites, facilitate thread into
Row monitoring and scheduling.
3. energy-accumulating power station PCS high as described in claim 1 synchronizes concurrent group control method, which is characterized in that in step (2), behaviour
Make system configuration specifically: the energy storage monitor supervision platform based on 61850 communication architectures, the more a Linux of redhat, Debian such as support
Operating system；Database Systems use basic binary file library, SQLite or the other commercial data bases specified by user；
System uses object-oriented programming method, uses Visual C++, GCC, Qt, JAVA develop environment.
4. energy-accumulating power station PCS high as described in claim 1 synchronizes concurrent group control method, which is characterized in that in step (3), storage
Energy monitoring system platform software installation specifically: it is fast to provide that computer supervisory control system provides a set of rdal-time DBMS
The access of the real time data of speed, rdal-time DBMS have the function of distributed network, have Client/Server mould
Formula can manage the distributed database of the whole network, protect the consistency of whole network data；Rdal-time DBMS design uses face
To object, there is Client/Server and Producer/Consumer mode.
5. energy-accumulating power station PCS high as described in claim 1 synchronizes concurrent group control method, which is characterized in that in step (4), storage
Energy current transformer PCS installation is debugged with communication specifically: the communication on PCS and monitoring backstage passes through IEC61850 and communicates, communication program
It delivers letters after connection in main website breath；Real time communication bus is based on the TCP/UDP communication technology, in such a way that standard interface is provided,
The high speed of information is shared in realization system.
6. energy-accumulating power station PCS high as described in claim 1 synchronizes concurrent group control method, which is characterized in that more in step (5)
The high concurrent team control of platform PCS specifically: team control instruction is based on 61850 communication protocols, according to configuration file by fixed under
Communication program is completed；Scheduling assigns peak regulation to energy-accumulating power station and cuts Gu Zhiling, and energy-accumulating power station monitoring backstage passes through 61850 communication protocols
High concurrent instruction is issued to multiple pc S, and passes through team control mode fast lifting/reduction power；After instruction issues, protected by observing and controlling
Protection unit detects grid-connected energy-accumulating power station output power, and requires comparison with instruction, issues again after adjustment team control instruction, it is ensured that
Output power burden requirement.
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Cited By (1)
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| CN110836512A (en) * | 2019-11-14 | 2020-02-25 | 南京亚派软件技术有限公司 | Central air conditioner group control method based on load prediction |
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