CN108879792A - A kind of integration auxiliary support system based on new energy management and running operation - Google Patents
A kind of integration auxiliary support system based on new energy management and running operation Download PDFInfo
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- CN108879792A CN108879792A CN201810675943.2A CN201810675943A CN108879792A CN 108879792 A CN108879792 A CN 108879792A CN 201810675943 A CN201810675943 A CN 201810675943A CN 108879792 A CN108879792 A CN 108879792A
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- 238000012544 monitoring process Methods 0.000 claims abstract description 98
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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
- H02J3/38—Arrangements for parallely feeding a single network by two or more generators, converters or transformers
- H02J3/46—Controlling of the sharing of output between the generators, converters, or transformers
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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
- 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]
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Abstract
To adapt to new energy fast development situation demands, it further strengthens and specification new energy dispatches grid-connected management, ensure that new energy is quick, develop in a healthy way and ensure power network safety operation, the integration auxiliary support system based on new energy management and running operation that the invention discloses a kind of, belong to power grid security technical field, collect control monitoring system including classification, level-one collection control monitoring system and central processing system, classification collection control monitoring system protects electric support system with load respectively and power grid catastrophe failure analysis assessment system is electrically connected, central processing system is electrically connected with graphical off-line calculation data service system with the reliability model of unit based on real-time operating condition respectively.The present invention can provide alert to potentially serious failure existing for power grid, and it is assessed, Real-time Data Service can be provided, both routine work amount had been mitigated, the timeliness that routine work can be made to have had again, it can be important load is continuous, reliable power supply provides the necessary technical guarantees on the basis of ensureing power grid security, provide real-time power grid calculation on the basis of power grid off-line data for off-line calculation, it can be to the comprehensive safety evaluation of power grid progress.
Description
Technical field
The present invention relates to a kind of operations of power networks to assist support system, is transported more particularly to one kind based on new energy management and running
Capable integration auxiliary support system, belongs to power grid security technical field.
Background technique
Large power system accident caused by frequently occurring both at home and abroad because of cascading failure for nearly 2 years, such as the U.S. on the 8th of September in 2011 west
South Pacific Ocean mains breakdown, Arizona State, Southern California, Baja California and Mexico some areas include that entire sage changes
Dagger-axe area is all affected, and loses 7835 megawatts of load, has a power failure and is up to 12 hours, this accident is because of a 500kV line fault
It stops transport, successive failure occurs therewith for power grid, arrives grid disconnection collapse from the accident, and whole process continues 11 minutes, N-1 analysis
Can not analyze it is this because successive failure and caused by a wide range of power outages accident situation, because N-1 analysis for calculates analyze power grid
Mode is incorrect, and the actually route occurred stoppage in transit accident there is no successive failure generations before 2 months.
From power grid security angle very it is necessary to build the early warning of power grid cascading failure, analysis and assessment system, but
It is that the deterministic parsings such as traditional N-1, N-2 method can not be competent at the work, operation of power networks is sufficiently complex, during operation of power networks
The comprehensive power grid of needs calculate and support, generator output, load and grid equipment state etc. calculate in daily mode calculates
On data rest on artificial input data and calculate, not only loaded down with trivial details amount is big for data inputting, and cannot reflect the reality of power grid in time
Border operating condition significantly impacts the accuracy and speed that the method for operation calculates analysis, such as the meter of a normal maintenance mode
Calculate collected firstly the need of mode personnel overhaul before power grid the method for operation, it is load including each bus and power generation injection rate, each
The operating status of a grid equipment simultaneously insert calculate data in, therefore, develop it is a kind of based on new energy management and running operation
Integration auxiliary support system is a problem to be solved.
Summary of the invention
To adapt to new energy fast development situation demands, further strengthens and specification new energy dispatches grid-connected management, ensure
New energy is quick, develops in a healthy way and ensures power network safety operation, and the main object of the present invention is to provide for a kind of base
It is pre- for being proposed to potentially serious failure present in power grid in the integration auxiliary support system of new energy management and running operation
It is alert, and analysis assessment is carried out to various catastrophe failures, it can be continuous, reliable for important load on the basis of ensureing power grid security
Power supply provides the necessary technical guarantee.
The purpose of the present invention can reach by using following technical solution：
A kind of integration auxiliary support system based on new energy management and running operation, including classification collection control monitoring system, level-one
Collection control monitoring system and central processing system, the classification collection control monitoring system and level-one collection control monitoring system communication connect
It connects, classification collection control monitoring system is for being monitored operation of power networks in zonule and load is protected electricity and supported, and to described
Level-one collection control monitoring system sends data, and receives its instruction；The level-one collection control monitoring system and the central processing system
Communication connection, the level-one collection control monitoring system be used for the power grid important load in the big region being made of multiple zonules into
Row assessment of failure and important load are protected electricity and are supported, and send data to the central processing system, and receive its instruction；In described
Centre processing system is used to summarize and handle information and instruction that the level-one collection control monitoring system is sent；The classification collection control monitoring
System protects electric support system with load respectively and power grid catastrophe failure analysis assessment system is electrically connected；The central processing system point
Reliability model of unit not with graphical off-line calculation data service system and based on real-time operating condition is electrically connected.
Preferable scheme is that the classification collection control monitoring system is for concentrating the operation of power networks state in zonule
Control monitoring, the power grid into zonule send load and protect electricity instruction, send to the level-one collection control monitoring system to zonule
The data of interior operation of power networks state centralized control monitoring, and receive the monitoring control instruction of the level-one collection control monitoring system；Institute
It states classification collection control monitoring system also to connect with BPA Data Integration service system and EMS system data-interface respectively, the EMS system
System data-interface includes the CIM interface for establishing power grid physical model and the E file interface for obtaining power grid real-time mode, BPA data
Integrated service system is based on CIM parsing and data-interface, provides grid operation mode data.
In any of the above-described scheme preferably, the classification collection control monitoring system also connects with distribution operation supervisory systems
It connects, the distribution operation supervisory systems is divided for obtaining the operation information of zonule distribution in real time, and according to the operation information
The operating status for analysing, calculating entire distribution obtains the operating status result of entire distribution；The distribution operation supervisory systems and one
Grade monitoring system connection, the level-one monitoring system are connect with second level monitoring system.
In any of the above-described scheme preferably, the load protects electric support system and classification collection control monitoring system connects
It connects, the load is protected electric support system and supported using power supply backward and power supply reliability load guarantor's electricity, for general in zonule
Logical every aspect of the supply load from major network to distribution ensures its power supply reliability.
In any of the above-described scheme preferably, the power grid catastrophe failure analysis assessment system uses short-term based on power grid
The cascading failure of operational reliability is predicted and risk assessment, to power networks risk of the power grid under real-time operating condition, especially
It is that cascading failure carries out Risk-warning, monitors distribution running equipment self health status, external environment condition, system operation action
And service condition, risk assessment is carried out to the various failure behaviors of power grid by Operation of Electric Systems reliability, is led on this basis
It crosses power grid static security and carries out consequences analysis.
In any of the above-described scheme preferably, the level-one collection control monitoring system is commented with important load accident analysis respectively
Estimate system to connect with the electric support system of power grid important load guarantor, the level-one collection control monitoring system is used for by multiple zonule groups
At big regional power grid operation overall status carry out centralized control monitoring, power grid important load into big region sends load and protects
Electricity instruction collects control monitoring system to the classification and sends monitoring control instruction；The classification collection control received is monitored
The operation of power networks state centralized control monitoring data that system is sent is sent to the central processing system, and receives described
The control instruction of central processing system.
In any of the above-described scheme preferably, the central processing system respectively with centralized control display system and software
System connection, the central processing system are used to summarize and handle information and instruction that the level-one collection control monitoring system is sent,
And control instruction is sent to the level-one collection control monitoring system, transfer the number in the graphical off-line calculation data service system
According to the model in the reliability model of unit based on real-time operating condition；The centralized control display system is for providing
System centralized control display interface, the software systems are for providing system operating software.
In any of the above-described scheme preferably, the central processing system also respectively with cloud storage system, data base set
System is connected with operation of power networks economic analysis system；The cloud storage system be used for the data that handle the central processing system into
It racks storage；The Database Systems are used to provide presetting database for the central processing system；The operation of power networks economy
Analysis system is electrical network economy activity analysis and assessment based on given calculation formula, and capacity-load ratio, power grid including equipment are born
It carries distribution and the economical operation of transformer is assessed.
In any of the above-described scheme preferably, the graphical off-line calculation data service system and the central processing
System connection, the graphical off-line calculation data service system are used to read grid generator power output from zonule power grid, bear
Lotus, transformer gear, reactive-load compensation equipment operating condition, grid equipment status data carry out data using off-line calculation whole
After conjunction, offline Load flow calculation is carried out, matches outer net off-line data and real-time Intranet off-line data.
In any of the above-described scheme preferably, the reliability model of unit based on real-time operating condition and it is described in
Processing system connection is entreated, is preset with the route based on transmission trend in the reliability model of unit based on real-time operating condition
Outage probability model, the generator outage probability model based on frequency and voltage and the load synthesis based on frequency and busbar voltage
Probabilistic model.
Advantageous effects of the invention：Integration auxiliary branch according to the invention based on new energy management and running operation
System is held, the integration auxiliary support system provided by the invention based on new energy management and running operation is adapted to new energy
Fast-developing situation demands, and further strengthen and specification new energy dispatches grid-connected management, ensured new energy quickly, health hair
Exhibition and guarantee power network safety operation, while can provide alert for potential catastrophe failure present in power grid, and
The consequence provided under various catastrophe failures is assessed；Be capable of providing Real-time Data Service, make analysis can real time implementation, both mitigated
The workload of routine work, and so that the routine work is had preferable timeliness；It can be on the basis of ensureing power grid security
For important load is continuous, reliable power supply provides the necessary technical guarantees, it is in real time in conjunction with power grid on the basis of power grid off-line data
System provides real-time power grid calculation for off-line calculation, can rapidly provide calculating data first, reduce daily mode meter
The workload of calculation, while comprehensive safety evaluation can be carried out to power grid from operation angle for personnel and accurate data strip is provided
Part；In conjunction with accident divided rank and standard, accident risk and risk schedule based on the comprehensive power grid of operation of power networks reliability principle
Operation risk assessment is carried out to power grid.
Detailed description of the invention
Fig. 1 is the one preferred real of the integration auxiliary support system according to the invention based on new energy management and running operation
Apply the overall structure diagram of example.
In figure：1- classification collection control monitoring system, 2- load protect electric support system, and 3- distribution runs supervisory systems, 4-BPA number
According to integrated service system, 5-EMS system data interface, 6- power grid catastrophe failure analyzes assessment system, 7- level-one collection control monitoring system
System, 8- important load accident analysis assessment system, 9- power grid important load protect electric support system, 10- central processing system, 11-
Graphical off-line calculation data service system, 12- centralized control display system, 13- cloud storage system, 14- Database Systems,
15- software systems, reliability model of unit of the 16- based on real-time operating condition, 17- level-one monitoring system, 18- second level monitoring system
System, 19- operation of power networks economic analysis system.
Specific embodiment
To make the more clear and clear technical solution of the present invention of those skilled in the art, below with reference to examples and drawings
The present invention is described in further detail, and embodiments of the present invention are not limited thereto.
As shown in Figure 1, a kind of integration auxiliary based on new energy management and running operation provided in this embodiment supports system
System, including classification collection control monitoring system 1, level-one collection control monitoring system 7 and central processing system 10, classification collection control monitoring system
System 1 and 7 communication connection of level-one collection control monitoring system, the classification collection control monitoring system 1 is for transporting power grid in zonule
Row is monitored and protects electricity support with load, and sends data to the level-one collection control monitoring system 7, and receive its instruction；It is described
Level-one collection control monitoring system 7 and 10 communication connection of central processing system, the level-one collection control monitoring system 7 are used for by more
Power grid important load in the big region of a zonule composition carries out assessment of failure and important load is protected electricity and supported, and in described
It entreats processing system 10 to send data, and receives its instruction；The central processing system 10 is for summarizing and handling the level-one collection
Control information and instruction that monitoring system 7 is sent；The classification collection control monitoring system 1 protects electric support system 2 and electricity with load respectively
Net catastrophe failure is analyzed assessment system 6 and is electrically connected；The central processing system 10 respectively with graphical off-line calculation data service
System 11 and reliability model of unit 16 based on real-time operating condition are electrically connected.
Further, in the present embodiment, as shown in Figure 1, classification collection control monitoring system 1 is used for in zonule
Operation of power networks state carries out centralized control monitoring, and the power grid into zonule sends load and protects electricity instruction, to the level-one collection control
Monitoring system 7 sends the data monitored to operation of power networks state centralized control in zonule, and receives the level-one collection control monitoring
The monitoring control instruction of system 7；Classification collection control monitoring system 1 also respectively with BPA Data Integration service system 4 and EMS system
Data-interface 5 of uniting connects, and the EMS system data-interface 5 is real including the CIM interface and acquisition power grid for establishing power grid physical model
When mode E file interface, BPA Data Integration service system 4 be based on CIM parse and data-interface, grid operation mode is provided
Data；The classification collection control monitoring system 1 is also connect with distribution operation supervisory systems 3, and the distribution operation supervisory systems 3 is used for
The operation information of zonule distribution is obtained in real time, and according to the operation information, analyzes, calculates the operating status of entire distribution,
Obtain the operating status result of entire distribution；The distribution operation supervisory systems 3 is connect with level-one monitoring system 17, the level-one
Monitoring system 17 is connect with second level monitoring system 18.
Further, in the present embodiment, as shown in Figure 1, the load protects electric support system 2 and classification collection control prison
Control system 1 connects, and the load is protected electric support system 2 and supported using power supply backward and power supply reliability load guarantor's electricity, for small
Every aspect of the general distribution load from major network to distribution in region ensures its power supply reliability.
Further, in the present embodiment, as shown in Figure 1, power grid catastrophe failure analysis assessment system 6 is used and is based on
The cascading failure of power grid short-term operational reliability is predicted and risk assessment, to operation of power networks wind of the power grid under real-time operating condition
Danger, especially cascading failure carry out Risk-warning, monitor distribution running equipment self health status, external environment condition, system
Operation action and service condition carry out risk assessment to the various failure behaviors of power grid by Operation of Electric Systems reliability, herein
On the basis of by power grid static security carry out consequences analysis.
Further, in the present embodiment, as shown in Figure 1, the level-one collection control monitoring system 7 is former with important load respectively
Barrier analysis assessment system 8 and power grid important load are protected electric support system 9 and are connected, the level-one collection control monitoring system 7 be used for by
The big regional power grid operation overall status of multiple zonule compositions carries out centralized control monitoring, and the power grid into big region is important negative
Lotus sends load and protects electricity instruction, collects control monitoring system 1 to the classification and sends monitoring control instruction；Described in receiving
The operation of power networks state centralized control monitoring data that classification collection control monitoring system 1 is sent is sent to the central processing system
10, and receive the control instruction of the central processing system 10；The central processing system 10 is aobvious with centralized control respectively
Show that system 12 and software systems 15 connect, the central processing system 10 is for summarizing and handling the level-one collection control monitoring system
7 information and instruction sent, and control instruction is sent to the level-one collection control monitoring system 7, transfer the graphical offline meter
Calculate the model in the data and the reliability model of unit 16 based on real-time operating condition in data service system 11；It is described
Centralized control display system 12 is for providing system centralized control display interface, and the software systems 15 are for providing system operation
Software.
Further, in the present embodiment, as shown in Figure 1, the central processing system 10 also respectively with cloud storage system
13, Database Systems 14 and operation of power networks economic analysis system 19 connect；The cloud storage system 13 is used for the centre
The data of the processing of reason system 10 carry out cloud storage；The Database Systems 14 are used to provide for the central processing system 10 default
Database；The operation of power networks economic analysis system 19 is electrical network economy activity analysis and assessment based on given calculation formula,
The load distribution of capacity-load ratio, power grid including equipment and the economical operation assessment of transformer.
Further, in the present embodiment, as shown in Figure 1, the graphical off-line calculation data service system 11 and institute
The connection of central processing system 10 is stated, the graphical off-line calculation data service system 11 is used to read power grid from zonule power grid
Generator output, load, transformer gear, reactive-load compensation equipment operating condition, grid equipment status data, using off-line calculation
After integrating to data, offline Load flow calculation is carried out, matches outer net off-line data and real-time Intranet off-line data；It is described to be based on
The reliability model of unit 16 of real-time operating condition connect with the central processing system 10, described based on real-time operating condition
Line outage probabilistic model, the generator based on frequency and voltage based on transmission trend are preset in reliability model of unit 16
Outage probability model and load synthesis probabilistic model based on frequency and busbar voltage.
In conclusion in the present embodiment, it is auxiliary according to the integration based on new energy management and running operation of the present embodiment
Support system is helped, the integration auxiliary support system provided in this embodiment based on new energy management and running operation can be directed to
Potential catastrophe failure present in power grid provides alert, and the consequence provided under various catastrophe failures is assessed；It can mention
For Real-time Data Service, make analysis can real time implementation, not only alleviated the workload of routine work, but can make routine work have compared with
Good timeliness；It can be important load is continuous, reliable power supply provides the necessary technical guarantor on the basis of ensureing power grid security
Barrier combines power grid real-time system to provide real-time power grid calculation for off-line calculation, first on the basis of power grid off-line data
Calculating data can be rapidly provided, reduce the workload that daily mode calculates, at the same can for personnel from operation angle to electricity
Net carries out comprehensive safety evaluation and provides accurate data qualification；In conjunction with accident divided rank and standard, it is based on operation of power networks
The accident risk and risk schedule of the comprehensive power grid of reliability principle carry out operation risk assessment to power grid.
The above, further embodiment only of the present invention, but scope of protection of the present invention is not limited thereto, and it is any
Within the scope of the present disclosure, according to the technique and scheme of the present invention and its design adds those familiar with the art
With equivalent substitution or change, protection scope of the present invention is belonged to.
Claims (10)
1. a kind of integration auxiliary support system based on new energy management and running operation, including classification collection control monitoring system（1）,
Level-one collection control monitoring system（7）And central processing system（10）, it is characterised in that：The classification collection control monitoring system（1）With institute
State level-one collection control monitoring system（7）Communication connection, the classification collection control monitoring system（1）For to operation of power networks in zonule into
Row monitoring and load are protected electricity and are supported, and to the level-one collection control monitoring system（7）Data are sent, and receive its instruction；Described one
Grade collection control monitoring system（7）With the central processing system（10）Communication connection, the level-one collection control monitoring system（7）For right
Power grid important load in the big region be made of multiple zonules carries out assessment of failure and important load is protected electricity and supported, and to institute
State central processing system（10）Data are sent, and receive its instruction；The central processing system（10）For summarizing and handling institute
State level-one collection control monitoring system（7）The information and instruction of transmission；The classification collection control monitoring system（1）Electricity branch is protected with load respectively
Hold system（2）Assessment system is analyzed with power grid catastrophe failure（6）Electrical connection；The central processing system（10）Respectively and graphically
Off-line calculation data service system（11）With the reliability model of unit based on real-time operating condition（16）Electrical connection.
2. a kind of integration auxiliary support system based on new energy management and running operation according to claim 1, special
Sign is：The classification collection control monitoring system（1）For carrying out centralized control monitoring to the operation of power networks state in zonule, to
Power grid in zonule sends load and protects electricity instruction, to the level-one collection control monitoring system（7）Power grid in zonule is transported in transmission
The data of row state centralized control monitoring, and receive the level-one collection control monitoring system（7）Monitoring control instruction；The classification
Collection control monitoring system（1）Also respectively with BPA Data Integration service system（4）With EMS system data-interface（5）Connection, the EMS
System data interface（5）Including establishing the CIM interface of power grid physical model and obtaining the E file interface of power grid real-time mode, BPA
Data Integration service system（4）Based on CIM parsing and data-interface, grid operation mode data are provided.
3. a kind of integration auxiliary support system based on new energy management and running operation according to claim 1, special
Sign is：The classification collection control monitoring system（1）Also supervisory systems is run with distribution（3）Connection, the distribution operation supervision system
System（3）For obtaining the operation information of zonule distribution in real time, and according to the operation information, analyzes, calculates entire distribution
Operating status obtains the operating status result of entire distribution；The distribution runs supervisory systems（3）With level-one monitoring system（17）
Connection, the level-one monitoring system（17）With second level monitoring system（18）Connection.
4. a kind of integration auxiliary support system based on new energy management and running operation according to claim 1, special
Sign is：The load protects electric support system（2）Collect control monitoring system with the classification（1）Connection, the load are protected electricity and are supported
System（2）It protects electricity using power supply backward and power supply reliability load to support, for the general distribution load in zonule from major network
Every aspect to distribution ensures its power supply reliability.
5. a kind of integration auxiliary support system based on new energy management and running operation according to claim 1, special
Sign is：The power grid catastrophe failure analyzes assessment system（6）It is pre- using the cascading failure based on power grid short-term operational reliability
Survey and risk assessment carry out Risk-warning to power networks risk of the power grid under real-time operating condition, especially cascading failure,
Distribution running equipment self health status, external environment condition, system operation action and service condition are monitored, electric system is passed through
Operational reliability carries out risk assessment to the various failure behaviors of power grid, carries out consequence point by power grid static security on this basis
Analysis.
6. a kind of integration auxiliary support system based on new energy management and running operation according to claim 1, special
Sign is：The level-one collection control monitoring system（7）Respectively with important load accident analysis assessment system（8）With power grid important load
Protect electric support system（9）Connection, the level-one collection control monitoring system（7）For to the big regional power grid being made of multiple zonules
It runs overall status and carries out centralized control monitoring, power grid important load into big region sends load and protects electricity instruction, to described
The classification collection control monitoring system（1）Send monitoring control instruction；The classification collection control monitoring system that will be received（1）It sends
The operation of power networks state centralized control monitoring data come is sent to the central processing system（10）, and receive the center
Processing system（10）Control instruction.
7. a kind of integration auxiliary support system based on new energy management and running operation according to claim 1, special
Sign is：The central processing system（10）Respectively with centralized control display system（12）And software systems（15）Connection, it is described
Central processing system（10）For summarizing and handling the level-one collection control monitoring system（7）The information and instruction of transmission, and to institute
State level-one collection control monitoring system（7）Control instruction is sent, the graphical off-line calculation data service system is transferred（11）Interior
Data and the reliability model of unit based on real-time operating condition（16）Interior model；The centralized control display system
（12）For providing system centralized control display interface, the software systems（15）For providing system operating software.
8. a kind of integration auxiliary support system based on new energy management and running operation according to claim 1, special
Sign is：The central processing system（10）Also respectively with cloud storage system（13）, Database Systems（14）It is passed through with operation of power networks
Ji analysis system（19）Connection；The cloud storage system（13）For by the central processing system（10）The data of processing carry out
Cloud storage；The Database Systems（14）For for the central processing system（10）Presetting database is provided；The power grid fortune
It passes through analysis system of helping（19）It is electrical network economy activity analysis and assessment based on given calculation formula, the appearance including equipment carries
Than the economical operation assessment of the, load distribution of power grid and transformer.
9. a kind of integration auxiliary support system based on new energy management and running operation according to claim 1, special
Sign is：The graphical off-line calculation data service system（11）With the central processing system（10）Connection, the figure
Change off-line calculation data service system（11）For from zonule power grid read grid generator power output, load, transformer gear,
Reactive-load compensation equipment operating condition, grid equipment status data after integrating using off-line calculation to data, carry out offline tide
Stream calculation matches outer net off-line data and real-time Intranet off-line data.
10. a kind of integration auxiliary support system based on new energy management and running operation according to claim 1, special
Sign is：The reliability model of unit based on real-time operating condition（16）With the central processing system（10）Connection, institute
State the reliability model of unit based on real-time operating condition（16）Inside be preset with based on transmission trend line outage probabilistic model,
Generator outage probability model based on frequency and voltage and the load synthesis probabilistic model based on frequency and busbar voltage.
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