CN107528385A - A kind of source net lotus control method for coordinating and system based on new energy consumption - Google Patents
A kind of source net lotus control method for coordinating and system based on new energy consumption Download PDFInfo
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- CN107528385A CN107528385A CN201710513692.3A CN201710513692A CN107528385A CN 107528385 A CN107528385 A CN 107528385A CN 201710513692 A CN201710513692 A CN 201710513692A CN 107528385 A CN107528385 A CN 107528385A
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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
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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
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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
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- H02J3/383—
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- H02J3/386—
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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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- 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
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02B90/20—Smart grids as enabling technology in buildings sector
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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
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
- Y02E10/56—Power conversion systems, e.g. maximum power point trackers
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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
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/76—Power conversion electric or electronic aspects
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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
- Y02E40/00—Technologies for an efficient electrical power generation, transmission or distribution
- Y02E40/70—Smart grids as climate change mitigation technology in the energy generation sector
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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
- Y02E70/00—Other energy conversion or management systems reducing GHG emissions
- Y02E70/30—Systems combining energy storage with energy generation of non-fossil origin
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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
- Y04S10/12—Monitoring or controlling equipment for energy generation units, e.g. distributed energy generation [DER] or load-side generation
- Y04S10/123—Monitoring or controlling equipment for energy generation units, e.g. distributed energy generation [DER] or load-side generation the energy generation units being or involving renewable energy sources
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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
- Y04S10/50—Systems or methods supporting the power network operation or management, involving a certain degree of interaction with the load-side end user applications
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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
- Y04S20/00—Management or operation of end-user stationary applications or the last stages of power distribution; Controlling, monitoring or operating thereof
- Y04S20/12—Energy storage units, uninterruptible power supply [UPS] systems or standby or emergency generators, e.g. in the last power distribution stages
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Abstract
The invention discloses a kind of source net lotus coordinated control system and method based on new energy consumption, constantly increase situation about occurring with new controllable burden for new energy scale, by using Multi-value coordination control technology, overall coordination scheduling is carried out to the controllable burden disperseed in region, realize that the characteristic between various energy resources and controllable burden is complementary, so as to reach the interaction of source/net/lotus.Source/net/lotus coordinated control system proposed by the present invention based on new energy consumption is logically separated into network-wide optimization dispatch layer, area monitoring with cooperateing with layer, monitoring and key-course, primary equipment layer on the spot, the system uses network service, data processing and Coordinated Control, to lift the digestion capability of power network new energy as target, the integrated operation new model for the production of regional multi-energy sources power generation, load electricity consumption and operation of power networks provides technical foundation.
Description
Technical field
The present invention relates to dispatching of power netwoks control field, particularly a kind of source net lotus using new energy consumption as target coordinates control
Method and system processed.
Technical background
In conventional electric power system, mains side is mainly made up of normal power supplies such as thermoelectricity, water power, and load side is mainly by uncontrollable
Conventional load composition, electric energy is sent to load side, power supply and grid side according to load variations rule by mains side by power network,
Passively adjusted by Dispatching Control System.As China's new energy development scale increases the appearance with new controllable burden,
" three Norths " regional new energy installed capacity is big, distribution is wide, and new energy consumption is particularly problematic, and power grid regulation faces new choose
War, traditional scheduler operation control model can not meet the needs of future electrical energy, it would be highly desirable to be lifted, to reduce because power system is adjusted
Wind is abandoned caused by section scarce capacity and abandons optical phenomenon, promotes the consumption and utilization of regenerative resource.Mains side in Future Power System,
The situation that grid side is passively adjusted according to the change of load will be broken, and letter will be formed between power supply, power network, load three
Breath and the mutually acting systems of energy two-way transmission.
The patent of invention that publication No. is CN105375483A disclose it is a kind of be energy Internet service source/net/storage/
Lotus coordinated management system and method, the system include source/net/storage/lotus intelligent management system and source/net/storage/lotus interconnected communication system
System, system design are the three-layered node of demand layer, state layer and key-course
Structure, by setting the comprehensive coordination control and optimum management of source/net/storage/lotus, realize the equilibrium of supply and demand, maintain electric energy
The targets such as quality, dsm.Source/net/storage/lotus Coordinated Control Scheme that the invention proposes is only applicable to power distribution network, in it
Hold the intermittence and the less actual conditions of energy storage system capacity accounting for being not directed to distributed power source in bulk power grid, therefore nothing
Method directly applies to the regulation and control of extensive multiple-energy-source power transmission network.
Publication No. is that CN103578047A patent of invention discloses a kind of Source-grid-load interactive control method of power system,
Interactive control is carried out to the resource of electric power system source, net, the side of lotus three by electricity price, excitation, scheduling mechanism, forms each power equipment
The mutual momentum of power, source, net, the interactive relationship of lotus are symbolized, to give full play to the interactive potentiality of resource, ensure power system
Energy balance, dissolve uncontrollable resource, especially clean reproducible energy, and the safety and stability of power system, Quality and economy
Operation provides foundation.The complexity of interactive cost calculation is not considered in the invention, and not possessing under current power market condition can
Row.
It is other on microgrid or the source net load interaction prior art of distribution due to grid structure and power scheduling mechanism etc. because
Element is not directly applicable the regulation and control of extensive multiple-energy-source power transmission network.
There is not yet being uniformly processed for extensive new energy and new controllable burden in existing dispatching of power netwoks technology
Achievement in research.The intermittence of various new energy and the fluctuation of conventional load influence each other in time, and power supply is empty with load
Between skewness, rack constraint it is more, if not taking the surveillance and control measure of concentration, be difficult to it is changed to make to timely respond to, make
Into the waste of renewable resource, so as to influence the formulation and implementation of decision-making.
Proportion of the new controllable burden (such as centralized electric heating, power plant electricity thermal storage equipment) in power network is increasingly
Greatly, participated in as a kind of system resource in the operational management of power network, it will adjust hand as a kind of important operation of power networks
Section.Therefore, it is necessary to which a large amount of controllable burdens are docked with the Dispatching Control System of higher level control centre, expand and coordinate control model
Enclose, realize that source net lotus coordinates control.
The content of the invention
It is an object of the invention to provide a kind of source net lotus control method for coordinating and system based on new energy consumption, with reply
The new situation that new energy scale constantly increases in power network and new controllable burden occurs, passes through various power generation energy resources and controllable burden
Between characteristic it is complementary, realize the stable and continuous regulation of extensive multiple-energy-source complexity power transmission network.
A kind of source net lotus control method for coordinating and system dissolved based on new energy will be done further with reference to accompanying drawing herein
Description.
A kind of source net lotus control method for coordinating and system based on new energy consumption as shown in Figure 1, including four levels：
Network-wide optimization dispatch layer, area monitoring are with cooperateing with layer, on the spot monitoring and key-course, primary equipment layer.
The network-wide optimization dispatch layer is located at higher level's dispatching control center, for realizing the Optimized Operation of the whole network.By right
The real-time running data of the whole network generating, power network and load is acquired and handled, and is meeting power network safety operation requirement
On the basis of, the Optimized Operation of different time scales (long-term, mid-term, short-term and ultra-short term) is carried out to power supply, power network and load, it is real
The global balance of existing power capacity and workload demand, and the maximization of power network whole economic efficiency and social benefit, it is full
Safe, economic, the high-quality power demand of foot society.
The area monitoring with cooperate with layer realize one's respective area interior power, load, transformer station's real-time traffic information collection with
Monitoring, and receive the operation plan that network-wide optimization dispatch layer issues, realize the optimization of one's respective area control targe.The layer is directed to power supply
With the service application demand such as load operation monitoring, Collaborative Control, statistical analysis and visual presentation, one is provided for user of service
Unified monitor supervision platform, analysis application platform is provided for optimization software for calculation；
The area monitoring uploads with cooperateing with the system of layer to carry out real-time, interactive with the system of higher level's dispatching control center
Source, net, lotus, the information of storage, receive operation plan and control instruction is issued to station end and load side according to Real-Time Control Strategy；
System includes wind energy/solar energy resources monitoring, wind/luminous power prediction, Power Supply Monitoring, energy storage monitoring, supervisory control of substation, load prison
The functional modules such as control, the electric plan of hair, coordination control strategy.Wherein
Wind energy/solar energy resources function for monitoring is wind by gathering weather station information and digital weather forecast information
The prediction of the power supply generated output such as electricity, photovoltaic provides basic data；
Wind/luminous power forecast function is based on weather information, historical data and real time data, using certain prediction algorithm pair
The power of the station such as wind-powered electricity generation, photovoltaic, photo-thermal different cycles (long-term, mid-term, short-term, ultra-short term) is predicted；
Power Supply Monitoring function is used for monitoring, abnormality alarming and early warning to the station such as wind-powered electricity generation, photovoltaic real-time running state；
Energy storage monitoring function is used for the monitoring to the real-time running state of all kinds of energy-storage systems, can not only carry out peak clipping and fill out
Paddy, it can be used for the random power fluctuation that intermittent energy is stabilized in regulation in real time.
Supervisory control of substation function is used for the monitoring and equipment regulation control of regenerative resource booster stations real-time running state information
System；
Load monitoring function is applied not only to carry out in fact the new controllable burden such as centralized electric heating, electric automobile charging station
When predict and monitoring, and can be needed to adjust controllable burden in real time according to operation of power networks.
Hair electricity plan function obtains real-time power supply generating from Power Monitoring Unit and load monitoring module and load is used
Power information and generated power forecasting and load prediction information, hair electricity plan is formulated with this, will plan to report higher level a few days ago
Dispatching control center, it will in a few days plan to be sent to polynary coordination control strategy module.
Coordination control strategy function is used for the control of power network real time execution power deviation.Due to load random fluctuation and can
The intermittence of the renewable sources of energy, power network real time execution power is always and planned value has deviation, when this deviation is larger and it is certain to exceed
During threshold, it is therefore necessary to carry out Collaborative Control to all kinds of adjustable resources, different collaboration controls is applied according to different control targes
System strategy.Area monitoring is with cooperateing with the system of layer to be embedded in different manufacturers by given data-interface as application platform
The coordination control strategy and algorithm of exploitation.
It is described to monitor on the spot with key-course by being acquired to primary equipment running status and measurement, based on network communication
Realize to send in information and issued with control instruction, while carry monitoring function of the plant stand side operations staff to primary equipment.
The primary equipment layer mainly includes the facilities such as generating set, energy storage device, substation equipment and load user, tool
There is the primary equipment of regulatory function to realize that under controllable state source, net, lotus, storage are closed by receiving the control instruction of main website
Ring controls.
The beneficial effects of the invention are as follows：Using network service, data processing and Coordinated Control, to lift the new energy of power network
The digestion capability in source is target, constructs the integrated operation mould of regional multi-energy sources power generation production, load electricity consumption and operation of power networks
Formula.
Compared with prior art, the present invention uses hierarchical coordinative control technology, is realized by the interaction of source/net/lotus more
Characteristic between the kind energy and controllable burden is complementary, overall coordination scheduling is realized to the controllable burden disperseed in region, not only
Power swing caused by fitful power can be suppressed, and the receiving ability of the whole network new energy can be improved, while be also to cut
Peak load provides technological means.
Described above is only the preferred embodiment of the present invention, it should be pointed out that for those skilled in the art
For, under the premise without departing from the principles of the invention, some improvements and modifications can also be made, these improvements and modifications should also regard
For protection scope of the present invention.
Brief description of the drawings
Fig. 1 is the source net lotus coordinated control system schematic diagram based on new energy consumption.
Fig. 2 is the source net lotus control method for coordinating flow chart based on new energy consumption.
Embodiment
Source net lotus coordinated control system based on new energy consumption can spatially be divided into network-wide optimization dispatch layer, region
Monitoring monitors and key-course, primary equipment layer on the spot with cooperateing with layer.Each layer performs different tasks respectively, wherein
Network-wide optimization dispatch layer is made up of the computer system of higher level's dispatching control center, realizes the Optimized Operation of the whole network.
The real-time running data of the whole network generating, power network and load is acquired and handled by power dispatch data network, is meeting electricity
On the basis of the requirement of net safe and stable operation, power supply, power network and load are carried out different time scales (long-term, mid-term, it is short-term and
Ultra-short term) Optimized Operation, realize the global balance of power capacity and workload demand, and power network whole economic efficiency and
The maximization of social benefit, meet safe, economic, the high-quality power demand of society.
The major function of network-wide optimization dispatch layer includes：
● based on power dispatch data network, realize the whole network generating, transmission of electricity and electricity consumption centralized watch and the network of control system
Communication, real-time information collection and operation monitoring；
● the characteristics such as physics, economy, environmental protection are carried out to the power supply of correlation, transformer station and controllable burden and modeled, support is global
Power system monitor, safety analysis and Optimized Operation；
● receive the generation schedule of the different time scales (medium-term and long-term, all, a few days ago, in a few days, in real time) of line related and negative
Lotus demand, based on network-wide security constraints, realize that the whole network global optimization is dispatched, and it is administrative with control system to assign centralized watch
Regional generation and load electricity consumption plan, and pass through policy making and information and issue guidance field generation schedule and load responding；
● based on the collection and statistical analysis to historical operational information, realize the plan association to centralized watch and control system
Same and executive capability assessment.
Area monitoring is realized electric in one's respective area with cooperateing with layer to be made up of the computer system of regional power grid dispatching control center
Source, the collection and monitoring of load, transformer station's real-time traffic information, the system of this layer are carried out with the system of higher level's dispatching control center
Real-time, interactive, source, net, the information of lotus are uploaded, receive the operation plan that network-wide optimization dispatch layer issues, and according to real-time control plan
Control instruction is slightly issued to station end and load side；The optimization of one's respective area control targe is realized, the layer is transported for power supply and load
The service application demands such as row monitoring, Collaborative Control, statistical analysis and visual presentation, a unified prison is provided for user of service
Platform is controlled, analysis application platform is provided for optimization software for calculation.This layer of system includes wind energy/solar energy resources monitoring, wind/light
The functions such as power prediction, Power Supply Monitoring, energy storage monitoring, supervisory control of substation, load monitoring, the electric plan of hair, coordination control strategy
Module.
Area monitoring is as follows with cooperateing with the major function of layer：
● wind energy/solar energy resources function for monitoring is wind by gathering weather station information and digital weather forecast information
The prediction of the power supply generated output such as electricity, photovoltaic provides basic data；
● wind/luminous power forecast function is based on weather information, historical data and real time data, using certain prediction algorithm
The power of the station such as wind-powered electricity generation, photovoltaic, photo-thermal different cycles (long-term, mid-term, short-term, ultra-short term) is predicted；
● Power Supply Monitoring function is used for monitoring, abnormality alarming and statistics to the station such as wind-powered electricity generation, photovoltaic real-time running state
Analysis；
● energy storage monitoring function is used for the monitoring to the real-time running state of all kinds of energy-storage systems, can not only carry out peak clipping
It Fill valley, can be used for adjusting in real time, stabilize the small size random power fluctuation of intermittent energy.
● supervisory control of substation function is used for the regenerative resource such as wind-powered electricity generation, photovoltaic booster stations and conventional substation real time execution
The monitoring of status information and equipment adjustment control；
● load monitoring function is applied not only to carry out the new controllable burden such as centralized electric heating, electric automobile charging station
Real-time estimate and monitoring, and can be needed to adjust controllable burden in real time according to operation of power networks.
● hair electricity plan function obtains real-time power supply generating and load from Power Monitoring Unit and load monitoring module
Power information and generated power forecasting and load prediction information, hair electricity plan is formulated with this, will plan to report a few days ago
Level dispatching control center, will in a few days plan to be sent to polynary coordination control strategy module.
● coordination control strategy function is used for the control of power network real time execution power deviation.Due to load random fluctuation and
The intermittence of regenerative resource, power network real time execution power is always and planned value has deviation, when this deviation is larger and more than one
During set threshold, it is therefore necessary to carry out Collaborative Control to all kinds of adjustable resources, corresponding Collaborative Control plan is used according to control targe
Slightly.Area monitoring is with cooperateing with the system of layer to be embedded in different manufacturers as application platform by given data-interface and develop
Coordination control strategy and algorithm.
Area monitoring is with cooperateing with that layer has considered generating set, energy-storage system, three kinds of continuously adjustable load is adjustable sets
Standby regulation performance and regulative mode：
● for the equipment (generating set, energy-storage system, continuously adjustable load etc.) that can continuously adjust according to control
Target carries out normal smooth adjustment；
● for the equipment (power plant electric heat storage system, interruptible load etc.) of discontinuous regulation, consider throwing and move back into
The factors such as sheet, distance controlling target distance, carry out discrete adjustment.
● the equipment for that can not automatically adjust, it can be ordered to carry out manual adjustment by management and running personnel.
● for the equipment that regulation performance is poor, then planned value is issued, be allowed to track planned value operation.
Area monitoring meets that realtime power is put down with cooperateing with net lotus in source in layer to coordinate control based on hair electricity operation plan
The conditions such as weighing apparatus, Network Security Constraints, equipment control restriction, using the consumption of new energy as target in control strategy.
Source net lotus, which coordinates control logic, includes nine steps, and flow chart is as shown in Figure 2.It is specific as follows：
First, the regulation priority orders of various controllables are obtained in real time by data-interface, this sequentially can be people
Work setting can also be obtained from evaluation management system；
Secondly, power network regulatory demand is calculated according to power network real time execution index automatic cycle and obtains control restriction condition；
3rd, the state of each control unit is obtained in real time, and distinguish which unit is controllable, which unit is uncontrollable, to each
Control unit carries out statistic of classification；It is to obtain the operation shape of each control unit in real time to distinguish the whether controllable method of each control unit
Whether state (including remote measurement and remote signalling) information, system can controllable according to these each units of information automatic decision.
4th, the target of uncontrollable unit is calculated according to the planned value of uncontrollable unit, predicted value or control limit
Value；
5th, after the regulated quantity that uncontrollable unit is excluded from the whole network regulatory demand, draw the desired value of controllable；
6th, when reaching this regulation finish time, calculate regulation performance of the controllable in upper a cycle；
7th, regulation performance, regulation priority and the whole network regulation and control demand of comprehensive each controllable, regulated quantity is distributed to
Each adjustable elements；
8th, each side verification, including regulation dead band, regulation step-length, regulation model are carried out to the regulating command that will be issued
The verification enclosed etc.；
9th, send instructions under verifying and if perform；Otherwise regulated quantity is allocated in each unit again, directly
Instruction check to all controllables passes through.
Monitoring and the function of key-course are realized by the system of station side and load side respectively on the spot, by running shape to equipment
The measurement of state gathers and sends alarm, region of this layer by computer network communication to upper strata to the abnormal operating condition of equipment
Monitoring breath and receives control instruction with being delivered letters on key-course, and this layer carry plant stand side operations staff to primary equipment simultaneously
Monitoring function.
Primary equipment layer mainly includes the facilities such as generating set, energy storage device, substation equipment and load user, connects in real time
Receive the control instruction that monitoring is sent with key-course on the spot and be immediately performed.Primary equipment with regulatory function is under controllable state
Source, net, lotus, the closed-loop control stored up can be realized by receiving the control instruction of main website.
The present invention realizes source, net, lotus, all kinds of adjustable resources of storage by the exchange of information between each layer of such scheme
Coordinate control, help to give full play to the comprehensive adjustment efficiency of power network, so as to realize that the efficient consumption of new energy provides skill
Art means.
Claims (13)
1. a kind of source net lotus coordinated control system and method based on new energy consumption, it is characterised in that the system is divided into the whole network
Optimized Operation layer, area monitoring monitor and four key-course, primary equipment layer level on the spot with cooperateing with layer；The area monitoring
With cooperateing with the system of layer to carry out real-time, interactive with the system of higher level's dispatching control center, source, net, lotus, the information of storage are uploaded, is received
Operation plan simultaneously issues control instruction to the method for station end and load side to realize according to Real-Time Control Strategy；The region
Monitor with cooperateing with the system of layer to include wind energy/solar energy resources monitoring, wind/luminous power prediction, Power Supply Monitoring, energy storage monitoring, change
Eight monitoring power station, load monitoring, the plan of hair electricity, coordination control strategy functional modules.
2. a kind of source net lotus coordinated control system and method, its feature based on new energy consumption as claimed in claim 1 exist
In area monitoring is with cooperateing with layer system apoplexy/luminous power prediction module：Based on weather information, historical data and real time data, adopt
The power of the station such as wind-powered electricity generation, photovoltaic, photo-thermal different cycles (long-term, mid-term, short-term, ultra-short term) is entered with certain prediction algorithm
Row prediction.
3. a kind of source net lotus coordinated control system and method, its feature based on new energy consumption as claimed in claim 1 exist
In area monitoring is with cooperateing with Power Monitoring Unit monitoring, extremely to the station such as wind-powered electricity generation, photovoltaic real-time running state in layer system
Alarm and early warning.
4. a kind of source net lotus coordinated control system and method, its feature based on new energy consumption as claimed in claim 1 exist
In, area monitoring with cooperateing with energy storage monitoring module in layer system to be used for the monitoring to the real-time running state of all kinds of energy-storage systems,
Peak load shifting can be carried out, it can also be used to which the random power fluctuation of intermittent energy is stabilized in regulation in real time.
5. a kind of source net lotus coordinated control system and method, its feature based on new energy consumption as claimed in claim 1 exist
In area monitoring is with cooperateing with supervisory control of substation module in layer system to be used for regenerative resource booster stations real-time running state information
Monitoring and equipment adjustment control.
6. a kind of source net lotus coordinated control system and method, its feature based on new energy consumption as claimed in claim 1 exist
It is new to centralized electric heating, electric automobile charging station with cooperateing with layer system load monitoring module can be used in, area monitoring
Controllable burden carries out real-time estimate and monitoring, can also be needed to adjust controllable burden in real time according to operation of power networks.
7. a kind of source net lotus coordinated control system and method, its feature based on new energy consumption as claimed in claim 1 exist
In area monitoring is with cooperateing with hair electricity plan function in layer system to be obtained in real time from Power Monitoring Unit and load monitoring module
Power supply generates electricity and load power information and generated power forecasting and load prediction information, formulates hair electricity plan, will count a few days ago
Draw and report higher level's dispatching control center, will in a few days plan to be sent to polynary coordination control strategy module.
8. a kind of source net lotus coordinated control system and method based on new energy consumption as described in right 1, it is characterised in that institute
The network-wide optimization dispatch layer stated is made up of the computer system of higher level's dispatching control center, realizes the Optimized Operation of the whole network.Pass through
Real-time collection of the power dispatch data network to the service data of the whole network generating, power network and load, meeting electricity net safety stable fortune
On the basis of row, Optimized Operation and the control of different time scales are carried out to power supply, power network and load, realizes power capacity
Balanced with the overall situation of workload demand.
9. a kind of source net lotus coordinated control system and method based on new energy consumption as described in right 8, it is characterised in that complete
Network optimization dispatch layer includes following functional module：
(1) power dispatch data network is based on, realizes that the whole network generating, transmission of electricity and electricity consumption centralized watch and the network of control system lead to
Letter, real-time information collection and operation monitoring；
(2) characteristics such as physics, economy, environmental protection are carried out to the power supply of correlation, transformer station and controllable burden to model, supports global electricity
Net monitoring, safety analysis and Optimized Operation；
(3) network-wide security constraints is based on, realizes that the whole network global optimization is dispatched, and it is administrative with control system to assign centralized watch
Regional generation and load electricity consumption plan, and pass through policy making and information and issue guidance field generation schedule and load responding；
(4) collection and statistical analysis to historical operational information, realize and centralized watch is cooperateed with and held with the plan of control system
The assessment of row ability.
10. a kind of source net lotus coordinated control system and method based on new energy consumption as described in right 1, it is characterised in that institute
The area monitoring stated and the system control strategy for cooperateing with layer, it is characterised in that considered the regulation performance and tune of adjustable device
Section mode：
(1) for the equipment (generating set, energy-storage system, continuously adjustable load etc.) that can continuously adjust according to control targe
Carry out normal smooth adjustment；
(2) for the equipment (power plant electric heat storage system, interruptible load etc.) of discontinuous regulation, consider throwing move back cost,
The factors such as distance controlling target distance, carry out discrete adjustment.
(3) equipment for that can not automatically adjust, can be ordered to carry out manual adjustment by management and running personnel.
(4) for the poor equipment of regulation performance, then planned value is issued, is allowed to track planned value operation.
11. a kind of source net lotus coordinated control system and method based on new energy consumption as described in right 1, it is characterised in that institute
The area monitoring stated and the system control strategy for cooperateing with layer, it is characterised in that implementation process is as follows：
First, the regulation priority orders of various controllables are obtained, this sequentially can manually set can also be from other systems
Obtain；Secondly, power network regulatory demand is calculated according to operation of power networks index automatically and obtains control restriction condition；3rd, obtain each
Whether the state and judging unit of control unit are controllable；4th, calculate the target value of uncontrollable unit；5th, from the whole network
After the regulated quantity that uncontrollable unit is excluded in regulatory demand, the desired value of controllable is drawn；6th, reached when the regulation moment
When, calculate regulation performance of the controllable in upper a cycle；7th, it is preferential according to the regulation performance of each controllable, regulation
Level and the whole network regulation and control demand, each adjustable elements are distributed to by regulated quantity；8th, each side is carried out to the regulating command that will be issued
Verification；9th, send instructions under verifying and if perform；Otherwise regulated quantity is allocated in each unit again, until
The instruction check of all controllables passes through.
12. the source net lotus coordinated control system and method based on new energy consumption according to right 1, it is characterised in that described
Monitoring is gathered by the measurement to equipment running status with key-course and sends alarm to the abnormal operating condition of equipment on the spot, just
Ground monitors to be realized with control function by the monitoring system of this layer, and based on centralized watch of the computer network communication to upper strata and control
Delivered letters in system processed and breath and receive control instruction.
13. the source net lotus coordinated control system and method based on new energy consumption according to right 1, it is characterised in that institute
The primary equipment layer stated mainly includes the facilities such as generating set, energy storage device, substation equipment and load user, and real-time reception is just
Ground monitors the control instruction sent with key-course and is immediately performed that all kinds of adjustable devices of the layer function have been provided with itself, without
Separately develop.
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