CN101354775B - Multi-proxy control system for combining wind and light to generate electricity - Google Patents
Multi-proxy control system for combining wind and light to generate electricity Download PDFInfo
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Abstract
The invention discloses a multi-agent control system for wind-solar combined power generation. The control system comprises a control agent module, a data acquisition-processing agent module, an information management agent module, a resource management agent module, wherein the control agent module is used for controlling the input and output of a wind power generation component and a solar power generation component, coordinating the other agent modules of the system and controlling the stable operation of the whole system; the data acquisition-processing agent module is used for acquiring the production data of the wind power generation component and the solar power generation component, analyzing and processing the data, so as to provide needed data for the control agent module and the information management agent module; the information management agent module monitors the system according to the data acquired by the agent module for data acquisition; the resource management agent module provides knowledge and data needed by intelligent decision making for the whole system, studies and updates a knowledge base and a database so as to provide convenience for the use in the future. A multi-agent technique of the invention can optimize combined power generations of wind energy and solar energy which are novel energy resources.
Description
Technical field
The invention belongs to new forms of energy and environmental protection and distributed intelligence control field, be specifically related to the multi-agent system (MAS, multi-agent system) of a kind of wind energy, solar combined power generating system.
Background technology
Current, whole world energy circle realizes that always all at trend and the strategy of paying close attention to the future source of energy development energy, environment and economic coordinated development are the targets that the world energy sources construction is pursued.Novel energy such as sun power, wind energy, biomass energy, ocean energy etc. have characteristics such as spatter property, recyclability, distribution be extensive, make it become the new focus of energy exploitation and application.And wind energy and sun power are because its characteristics such as inexhaustible, ubiquitous make its exploitation come into one's own day by day.Wind power generation and solar energy power generating are electricity generation system technology with fastest developing speed in recent years.Because wind energy and sun power have complementarity on time and space, wind energy, sun power complemental power-generation become than single wind energy or the more effective mode of solar electrical energy generation.Wind energy and sun power also will become the renewable and clean energy resource of 21 century large-scale development.
Because the complicacy and the system of aerodynamic uncertainty and generator, power electronic equipment comprise different equipment of mass property and control system; The randomness of the simultaneity of electrical energy production and consumption and climate change makes electric system show as one and can not observe and open environment uncertain, continuous dynamic change in addition.Wind energy and solar power system model have characteristics such as very strong non-linear, uncertain and many interference.Wind energy and solar electrical energy generation unit are usually placed in resourceful area, and like island and backcountry, even marine, requirement can unattended operation and remote monitoring, and this has just proposed very high requirement to the control system reliability in the system.Solve the continuous utilization of the problems referred to above need new theory, new technology that these complicated electric power system face.
By above-mentioned visible, existence needs improved place in the prior art.
Summary of the invention
Can't be optimized the problem of Combination Control in order to solve utilize traditional control theory and the method that characteristics such as strong nonlinearity because of wind energy, solar combined power generating system, distributivity cause, the invention provides a kind of multi-proxy control system that is used for combining wind and light to generate electricity.
The multi-proxy control system that is used for combining wind and light to generate electricity of the present invention; It is used for wind power generation assembly, solar electrical energy generation assembly are realized monitoring; This wind power generation assembly is used for wind energy transformation is electric energy and offers load that this solar electrical energy generation assembly is used for conversion of solar energy is electric energy and offers load; This control system is applied on the multi-purpose computer; Said multi-proxy control system comprises: the proxy module that is used to control, this proxy module are used to control the input and output of wind power generation assembly and solar electrical energy generation assembly, and the work of other proxy modules of control and coherent system; The proxy module that is used for data acquisition process, this proxy module are used to gather the production data of wind power generation assembly and solar electrical energy generation assembly and data are analyzed, handled, for the proxy module that is used to control with information management provides the desired data report; The proxy module that is used for information management; This proxy module is used for system is monitored; And according to from the report of proxy module that is used for data acquisition process and/or the proxy module that is used to control system being assessed and arrange, and the information interaction that is used for related data;
Wherein, the said proxy module that is used for data acquisition process comprises: be used for the agent unit of data acquisition, this agent unit is used to obtain the work on the spot data of wind power generation assembly and solar electrical energy generation assembly; The agent unit that is used for data processing, this agent unit are used for the work on the spot data that above-mentioned agent unit obtains are performed mathematical calculations and/or the status flag information of production run is handled, extracted in logical operation.
Wherein, said multi-proxy control system also comprises the proxy module that is used for resource management, and this proxy module is used to total system provides decision-making required knowledge and data, and knowledge base and database are learnt to upgrade.
Wherein, said four proxy modules that are respectively applied for data acquisition process, control, information management and resource management are applied to carry out data transmission and exchange through the network gateway route between them on four different multi-purpose computers.
Wherein, The said proxy module that is used for information management comprises: the agent unit that is used to monitor; This agent unit is used to make up observation interface, monitoring from the said data that are used for the agent unit of data processing; And carry out running status indication according to these data, and compare with expectation value and/or operation limit value and to determine whether to carry out pre-alarm, for the said proxy module that is used for technical support the monitoring report is provided simultaneously; The agent unit that is used for technical support, this agent unit is assessed the performance of total system according to said agent unit that is used to monitor and the said report that proxy module provided that is used to control, and provides technical support scheme and report; The agent unit that is used for information interaction, this agent unit are used to carry out the information interaction operation of interpolation, deletion, modification preservation and the data input and output of systematic parameter.
Wherein, the said proxy module that is used to control comprises: the agent unit that is used to coordinate, this agent unit are responsible for coordinating being used in this proxy module the work between each agent unit of task management, the control of wind-powered electricity generation assembly, photoelectric subassembly control and decision-making; The generating task that the agent unit that is used for task management, this agent unit are used to carry out the task reception and decomposition, resource are chosen, Task Distribution and operation, task coordinate and integrated and configuration are used for two agent units of control of wind-powered electricity generation assembly and photoelectric subassembly control; Be used for the agent unit of wind-powered electricity generation assembly control, this agency is used to control the wind power generation assembly by required task work; Be used for the agent unit of photoelectric subassembly control, this agency is used to control the solar electrical energy generation assembly by required task work; The agent unit that is used to make a strategic decision; This agent unit is assessed the performance of total system according to said real-time Monitoring Data that agent unit provided and the historical resource data that is used to monitor, and according to the said information that each agent unit provided that is used for the control of wind-powered electricity generation assembly, photoelectric subassembly control and coordinates the operation and the maintenance activity of system is made arrangements simultaneously.
Wherein, The said proxy module that is used to control also comprises: the agent unit that is used to safeguard; Given fault diagnosis decision-making comes system is carried out the normal operation of maintenance activity in order to fix a breakdown with maintenance system this agent unit according to the said agent unit that is used to make a strategic decision, and to the agent unit that is used for technical support the system maintenance report is provided.
Wherein, The said proxy module that is used for resource management comprises: the agent unit that is used to manage; This agent unit is used for carrying out according to the said report that agent unit provided that is used for technical support the study of knowledge base and upgrades, receives from the real-time Monitoring Data that agent unit provided that is used to monitor, and these data are kept in the database.
Wherein, said each proxy module or agent unit include: be used to obtain environmental parameter information inductor, be used to act on environment effector, be used for carrying out communicator, information fusion device, planner, decision-making device, knowledge base and the database of data transmission with other proxy modules, agent unit or knowledge base; Said inductor transmits the information of required monitoring environment to said information fusion device; The internal state data that provides in the environmental information that said information fusion device receives according to said inductor and the database carry out information fusion, and the description that produces the modification current state indicate to said planner; The data that said planner provides according to the indication and the knowledge base of the said information fusion device scheme of working out a plan, and form a series of actions sequence and give said decision-making device; Said decision-making device is had an effect to environment through said effector, and decision information is sent to other proxy module or agent unit and feeds back to knowledge base through said communicator; Described knowledge base provides environment change rule knowledge; Described database provides system built-in status information.
Wherein, the multi-purpose computer of using said multi-proxy control system carries out data transmission through network through gateway route and Long-distance Control machine; The said proxy module that is used for data acquisition process obtains the operational factor of wind power generation assembly and solar electrical energy generation assembly respectively through the on-site supervision device.
The invention effect:
The present invention has studied the many Agent Theory that further develop and technology as distributed artificial intelligence, has set up a multi-proxy control system that is used for wind energy, solar combined power generating with compositions such as data acquisition process agent subsystem, Based Intelligent Control agent subsystem, information management agent subsystem, resource management agent subsystems.(Multi-Agent) systems of acting on behalf of are design and the new way that realizes complication system and control system more, and it can solve the problem that the distributed energy electric system is run into.Act on behalf of intelligent physical efficiency and coordinate, cooperate, accomplish some distributed, complicated task intelligently, make total system become the integral body of a superior performance through role assignments.Thereby the present invention introduces wind energy, solar combined power generating system with multi-agent technology, the difficult problem of control that the characteristics such as strong nonlinearity because of wind energy, solar combined power generating system, distributivity that solved produce.
The use of many agencies of the present invention (Multi-Agent) technology; Novel energy wind energy and solar combined power generating system have been optimized; Make the output of system stable more, performance index are more excellent, antijamming capability is stronger, intelligent, simplified system ground management maintenance that can enhanced system; Promote the practicability on a large scale of wind energy, solar combined power generating system, thus reach improve environmental pollution, the utilization that taps a new source of energy, triple effects of promoting economic development.
Description of drawings
Fig. 1 is the combining wind and light to generate electricity device that adopts multi-proxy control system of the present invention;
Fig. 2 is the functional block diagram of multi-proxy control system of the present invention;
Fig. 3 is the collaboration communication synoptic diagram between each proxy module of multi-proxy control system of the present invention or the agent unit;
Fig. 4 is the single proxy module of multi-proxy control system of the present invention or the inner structure synoptic diagram of agent unit;
Fig. 5 is that the hardware of multi-agent system of the present invention is formed structural representation.
Embodiment
Below will describe each preferred embodiment of the present invention in detail.
As depicted in figs. 1 and 2, the present invention is used for the multi-proxy control system of combining wind and light to generate electricity, and it is used for wind power generation assembly 5, solar electrical energy generation assembly 6 are realized monitoring that this control system is applied on the multi-purpose computer; Said multi-proxy control system comprises: the proxy module 1 that is used for data acquisition process; This proxy module is used to gather the production data of wind power generation assembly 5 and solar electrical energy generation assembly 6 and data is analyzed, handled, for the proxy module (2 and 3) that is used to control with information management provides the desired data report; The proxy module 2 that is used to control, this proxy module are used to control the input and output of wind power generation assembly 5 and solar electrical energy generation assembly 6, and the work of other proxy modules of control and coherent system; The proxy module 3 that is used for information management; This proxy module is used for system is monitored; And the report that provided of the maintenance report that is provided according to the proxy module that is used for data acquisition process 1 and/or the proxy module 2 that is used to control is assessed system and is rationally arranged; And the information interaction that is used for related data, wherein related data comprises the production data of wind power generation assembly 5 and solar electrical energy generation assembly 6; The proxy module 4 that is used for resource management, this proxy module are used to store knowledge base and the database resource huge with update system, and are used to total system required knowledge of intelligent decision and data are provided.Above-mentioned data acquisition to wind power generation assembly 5 and solar electrical energy generation assembly 6 can be adopted following mode: be connected to the control sensor that much is distributed on wind power generation assembly 5 and the solar electrical energy generation assembly 6 through optical fiber, desired data is provided.Because multi-agent system (Multi-Agent) is applied in intelligent and distribution management in the prior art, like intelligent remote teaching and power automation management, its basic setup is ripe, and the present invention is the application to this technical know-how.
As shown in Figure 1, above-mentioned wind power generation assembly 5 is used for wind energy transformation is electric energy and offers load that it comprises formations such as wind wheel, speed regulator and speed-limiting device, generator, pylon.Whole wind energy electrification component converts the kinetic energy of wind mechanical energy into and drives generator for electricity generation under the control of control system of the present invention and converts electric energy into.The control Agent of wind power generation assembly; Adopt PLC control or system controlled by computer that wind power generation is carried out control, connect a plurality of control sensors that are distributed on the wind power generation assembly through optical fiber, for control system provides needed system service data; Setting value and blade comprising wind speed round become the slurry distance; Grid voltage, frequency, phase place, wind wheel generator rotating speed, parameters such as different temperatures, oil pressure, thereby through selecting the appropriate control algorithm system that makes to reach best.
As shown in Figure 1, this solar electrical energy generation assembly 6 is used for conversion of solar energy is electric energy and offers load; It is made up of solar cell array, controller, battery pack, inverter etc.Solar battery cell is that the minimum unit of opto-electronic conversion carries out SP with it according to power requirement and the encapsulation back constitutes solar module; Battery pack is through the solar cell array charging; For the basic demand of battery pack be that self-discharge rate is low, long service life, charge efficiency high, few safeguard or non-maintaining, operating temperature range is wide, cheap etc.; Inverter is the equipment that direct current is transformed into alternating current, and it is necessary in the time of maybe will being incorporated into the power networks when load exchanges.The control Agent of solar electrical energy generation assembly; Mainly contain following function: the optimum charging control of (1) accumulator: controller is according to current solar energy resources situation and accumulator state-of-charge; Confirm the optimal charge mode; With realize efficiently, charging apace, and take into full account the influence of charging modes to the life of storage battery.(2) battery discharging management: the battery discharging process is managed; Like load control automatic switching, realize soft start, accumulator voltage bust and (3) equipment protection such as error protection of causing when preventing that load from inserting: the consumer that photovoltaic generating system connected; Need protection be provided by controller in some cases; Excess current that occurs like the superpotential that occurs because of the inverter circuit fault in the system and load short circuits etc.; Control as untimely, just might cause photovoltaic generating system or consumer to damage.Above-mentioned control method agency (Agent) model can be built the Software Agent entity easily through thereof using PID algorithm, optimum control, adaptive control, ANN Control, fuzzy control, expert system scheduling algorithm; The Software Agent control method has characteristics such as quick response, simplicity of design, switching be flexible; Can when wind environment and load variations, select optimum control type, reach the optimum control of wind power generation system.
As shown in Figure 5, said four proxy modules that are respectively applied for data acquisition process, control, information management and resource management are applied to carry out data transmission through the network gateway route between them on four different multi-purpose computers.The proxy module that is used for data acquisition process is applied to be used to set up data acquisition station on the computing machine 13; The proxy module that is used for information management is applied to be used to set up information station on the computing machine 14; The proxy module that is used for resource management is applied to be used to set up station resource on the computing machine 15; The proxy module that is used to control can be divided into two modules of main control and backup control and use respectively on two computing machines 11,12 and be used to set up control station, sets up LAN between the aforementioned calculation machine and carries out data transmission through gateway route 17. Aforementioned calculation machine 11,12,13,14,15 constitutes each sub-systems of indoor controlled stage.Yet above-mentioned each computing machine can be arranged on one or merge on several the less computing machines and move, and above-mentioned specific embodiment is merely a kind of mode that the present invention realizes, is not the restriction to scope of patent protection of the present invention.
On-site supervision device 7 shown in Figure 5 is formed with a plurality of sensing devices on the solar electrical energy generation assembly 6 by being distributed in wind power generation assembly 5, and being used for provides production status to detect data to each sub-systems of above-mentioned indoor controlled stage.Computing machine 16 among Fig. 5 is the Long-distance Control machine, and each sub-systems of indoor controlled stage of the present invention (multi-purpose computer of the multi-proxy control system of promptly using according to the invention) is carried out data transmission and exchange through network gateway route 17 and Long-distance Control machine 16.
As shown in Figure 3, the above-mentioned proxy module 1 that is used for data acquisition process comprises: the agent unit 1-1 and the agent unit 1-2 that is used for data processing that are used for data acquisition; The agent unit 1-1 that is used for data acquisition is used to obtain the work on the spot data of wind power generation assembly 5 and solar electrical energy generation assembly 6; The work on the spot data that the agent unit 1-2 that is used for data processing obtains above-mentioned agent unit perform mathematical calculations and/or the status flag information of production run is handled, extracted in logical operation, and this agent unit 1-1 that is used for data acquisition obtains the operational factor (arrow 08) of wind power generation assembly 5-2 and solar electrical energy generation assembly 6-2 respectively through on-site supervision device 5-1 and 6-1.
The function that is used for the agent unit of data acquisition and data processing mainly comprises signals collecting and signal transformation; Signals collecting is to change the physical signalling in the power generation process into electric signal through sensor, and signal transformation is (electric signal) to be exported in the simulation of sensor convert digital signal into.Multi-proxy control system just can be realized the visit to wind light generation production run status information like this.
In addition, the information of sensor itself can also visited and control to the proxy module 1 that is used for data acquisition process, like access configuration information (model, sampling time etc.) and status information (intact, fault), and the parameter of setting sensor (frequency of Data Update) etc.The agent unit 1-2 that is used for data processing is to carrying out some basic computings from the data of agent unit 1-1; Extraction can characterize the information of production run (equipment) status flag; For example signal is carried out digital filtering, fast Fourier transform (FFT), averages etc., promptly extract status flag.The data that are input to digital sampling and processing also comprise position, type and the configuration information etc. of each sensor.As shown in Figure 2, the above-mentioned proxy module 1 that is used for data acquisition process runs on the computing machine 13 of Fig. 5, constitutes the acquisition station in the hardware system.
The above-mentioned proxy module 3 that is used for information management comprises: the agent unit 3-1 that is used to monitor, the agent unit 3-2 that is used for technical support and the agent unit 3-3 that is used for information interaction; The agent unit 3-1 that is used to monitor is used to make up friendly and perfect observation interface; Accomplish the health status monitoring of particular device; Realize the supervision of fault diagnosis and degradation; The data that monitoring is obtained from the above-mentioned agent unit 1-2 that is used for data processing are carried out running status indication (arrow 10), and these data and expectation value, operation limit value are compared, and produce alerting signal; For the agent unit 3-2 that is used for technical support monitoring report (arrow 11) is provided simultaneously; Signal monitoring such as solar power system: the situation and the parameter of monitoring photovoltaic generating system various devices and each unit, for system is judged, control, protection etc. provide foundation, the physical quantity that needs to detect that input voltage, charging current, output voltage, output current and accumulator temperature rise etc. are arranged; The agent unit 3-2 that is used for technical support; The report that this agent unit is provided according to the said agent unit 3-1 that is used to monitor and the above-mentioned proxy module that is used to control 2 (arrow 11 and arrow 05); Performance to total system is assessed, and provides technical support scheme and report; The agent unit 3-3 that is used for information interaction, this agent unit are used to carry out input/output information interactive operations such as the interpolation, deletion, modification preservation, remote data transmission, data printing of systematic parameter.As shown in Figure 2, the proxy module 3 that is used for information management runs on the computing machine 14 of Fig. 5, constitutes the information station in the hardware system.
The above-mentioned proxy module 4 that is used for resource management mainly comprises the agent unit 4-1 that is used to manage; Secondly also comprise knowledge base 4-2 and the database 4-3 that is used for data storage; The report (arrow 07) that this agent unit 4-1 is used for providing according to the said agent unit 3-2 that is used for technical support is carried out the study of knowledge base 4-2 and is upgraded; The real-time Monitoring Data (arrow 13) that the agent unit 3-1 that reception simultaneously is used to monitor provides; It is kept among the database 4-3, for inquiry and the visit of data of knowledge in future, the proxy module 4 that is used for resource management be responsible for and the agent unit 3-1 that is used to monitor and the agent unit 3-2 that is used for technical support between communication; Under the control of this proxy module 4, carry out the visit of database 4-3 and knowledge base 4-2.。As shown in Figure 2, the proxy module 4 that is used for resource management runs on the computing machine 15 of Fig. 5, constitutes the station resource in the hardware system.
The above-mentioned proxy module that is used to control 2 comprises: the agent unit 2-1 that is used to coordinate, the agent unit 2-2 that is used for task, the agent unit 2-3 that is used for the control of wind-powered electricity generation assembly, the agent unit 2-4, the agent unit 2-5 that is used to make a strategic decision that are used for photoelectric subassembly control and the agent unit 2-6 that is used to safeguard; Work between each agent unit that the agent unit 2-1 that is used to coordinate is responsible for coordinating to be used for task management, the control of wind-powered electricity generation assembly in this proxy module, photoelectric subassembly is controlled and make a strategic decision is with good communication, the negotiation between each agent unit that guarantees control module; The agent unit 2-2 that is used for task management carries out mainly that task reception and decomposition, resource are chosen, Task Distribution and operation, task coordinate and integrated; And the unit generation task optimization configuration of accomplishing wind, light electrification component through the management of this task management agent unit; When the whole generating system accepts certain generating task; The task agent unit at first detects the control module of wind power generation assembly and solar electrical energy generation assembly and inquires; Agent unit 2-3 and 2-4 reply the inquiry that TU task unit proposes according to the data that field device extracts; The agent unit 2-2 that is used for task management decomposes the generating task according to response result and distributes suitable task to give wind power generation assembly 5-2 and solar electrical energy generation assembly 6-2 (arrow 01); Accomplishing the intelligence of generating resource chooses; Wherein concrete coordination negotiations process is carried out by coordinating agent unit 2-1; After task was rationally distributed, the agent unit 2-5 that is used to make a strategic decision assessed the performance of total system according to real-time Monitoring Data (arrow 12) and historical resource data that the said agent unit 3-1 that is used to monitor is provided, simultaneously according to the said information that each agent unit provided that is used for the control of wind-powered electricity generation assembly, photoelectric subassembly control and coordinates to the operation and the maintenance activity of system make arrangements (arrow 00,03).The agent unit 2-3 that is used for the control of wind-powered electricity generation assembly is used to control wind power generation assembly 5-2 by required task work; The agent unit 2-4 that is used for photoelectric subassembly control is used to control solar electrical energy generation assembly 6-2 by required task work.
The said proxy module that is used to control 2 can also comprise: the agent unit 2-6 that is used to safeguard; Given fault diagnosis decision-making (arrow 04) comes system is carried out the normal operation of maintenance activity in order to fix a breakdown with maintenance system this agent unit according to the said agent unit 2-5 that is used to make a strategic decision, and to the agent unit 3-2 that is used for technical support the system maintenance report is provided.
The above-mentioned proxy module that is used for controlling 2, the agent unit 2-5 that is used to make a strategic decision carries out fault diagnosis, confirms position and the reason that fault takes place and provide the fault diagnosis decision-making with certain degree of confidence to report (arrow 12) according to the data that the agent unit 3-1 that is used to monitor is obtained; This agent unit can provide the health of a certain moment equipment (system), the remaining life of service condition estimating apparatus (system) on the estimation in the future.System can locate fault diagnosis, when wind power system or photovoltaic system break down, but the automatic fault detection type, provide convenience for system is safeguarded in the indication fault position.As shown in Figure 3; If the agent unit 2-5 that is used to make a strategic decision also need control the behavior of some equipment of production run immediately, the agent unit 2-5 that then is used to make a strategic decision sends control task request (arrow 03) to the agent unit (2-3 or 2-4) that is used for control of wind-powered electricity generation assembly or photoelectric subassembly control.The above-mentioned agent unit 2-6 that is used to safeguard; Be according to the given fault diagnosis report (arrow 04) of the agent unit 2-5 that is used to make a strategic decision, and organically coupling system history run and maintenance history information, the present and the future's task arrangement and resource constraint situation, system maintenance suggestion report (arrow 05) be provided to the proxy module 3-2 that is used for technical support.Safeguard that suggestion comprises: the arrangement of maintenance activity (when and where of maintenance, the instrument, the personnel that safeguard that safeguard needs and the method for taking), the modification of equipment (system) operation configuration and the modification of operation task etc.Like this, the proxy module 2 that is used to control just can be realized main monitoring functions such as the coordination of wind power generation assembly 5 and solar electrical energy generation assembly 6, fault diagnosis decision-making, maintenances basically.As shown in Figure 2, the above-mentioned proxy module that is used for controlling 2 runs on the computing machine 11,12 of Fig. 5, constitutes the control station in the hardware system.
As shown in Figure 4, above-mentioned each proxy module or agent unit all can adopt following frame mode: it comprises: be used to obtain environmental parameter information inductor 001, be used to act on environment effector 002, be used for carrying out communicator 008 and information fusion device 003, planner 004, decision-making device 005, database 006 and the knowledge base 007 of data transmission with other proxy modules, agent unit or knowledge base; The parameter information of the required monitoring environment of inductor 001 perception, and send it to information fusion device 003; The internal state data that provides in the information of the external environment that information fusion device 003 is accepted according to inductor 001 and the database 006 is carried out information fusion, produces the description of modification current state, and sends this description to planner 004; The scheme of working out a plan of the data that planner 004 provides according to the indication and the knowledge base 007 of information fusion device 003 forms a series of actions sequence then and gives decision-making device 005, and the decision-making action is had an effect to environment through effector; Decision-making device 005 provides to effector 002 under the guidance of planner 004 and carries out action, and can send decision information to other proxy module or agent unit through communicator 008, and the object feedback that will reach is simultaneously given knowledge base 007; The knowledge that knowledge base 007 is accepted decision-making device 005 and provided also can provide social model knowledge such as environment change rule to planner 004; It is the self model data that database 006 provides the built-in status information of system; Communications portion 008 can also can be carried out information interaction with other proxy modules or agent unit with submitting to fresh information that knowledge base is upgraded.
Agency (Agent) module of setting up according to said structure is with conviction one hope one intention (BDI; Believe-Desire-Intention) notion is a kind of mixed type Agent structure on basis, has thinking over simultaneously and reacts the characteristic of Agent, has event-driven ability (timely response is made in the accident in the environment) and target drives ability (active is taken action to environment); Agent is mutual through its self database and the world; Through the variation in the inductor perception world, make planning in conjunction with self model and social model, and carry out action through effector; Accomplish intention, realize target.
Whole hardware system of the present invention is made up of wind power generation assembly, solar electrical energy generation assembly, many microcomputers or industrial computer, input-output device, LAN system; And The whole control system proposed by the invention realizes on above-mentioned hardware foundation through software, multi-proxy control system of the present invention is to use PLC according to actual needs, and the JAVA language is weaved into realization with modular mode on the Aglet of IBM platform.The present invention's operation on based on network many agency's (Agent) platforms realizes its function.
The agency that the present invention further develops artificial intelligence (Agent) technology has been introduced wind-light combined power generation system; Adopt many agencies (Agent) technology that wind energy, solar electric power production run are divided in logic or the space on relatively independent several subsystems; Each subsystem has relative independence, accomplishes particular functionality.Intelligent, the autonomy of agency (Agent) technology, characteristics such as social can solve wind-light combined power generation system generate electricity by way of merging two or more grid systems on a large scale in difficult, the difficult point problem such as system reliability is low, maintainability is poor of control.
The present invention has at first carried out task decomposition from agency's (Agent) angle with it with whole wind-light combined power generation system; Decompose each sub-systems (as shown in Figure 3, it comprises a plurality of computing machines, on-site supervision level and wind energy, the solar electrical energy generation assembly of Long-distance Control machine, indoor controlled stage); Each sub-systems includes a plurality of mutual cooperations and the agency who communicates by letter (Agent) again, and these agencies (Agent) realize honourable MAS model of uniting complementary power generation system according to the hierarchical design of many agencies (Agent) technology, the mode of progressively approaching.
The wind power generation assembly of field level and solar electrical energy generation assembly carry out electrical production under the overhead control of the agency who is used to control (Agent) module, be used for agency's (Agent) module of data acquisition and be used for agency's (Agent) module of information management and be used for intercoming, cooperate, exchange many agencies (Agent) system that has constituted a complete data acquisition---Based Intelligent Control---information management mutually between agency (Agent) module of resource management.Monitoring level is mainly carried out centralized operation and information management by slip-stick artist and operator to system.The far-end controlled stage supplies the factory director to carry out remote monitoring, and this has just realized Centralized Monitoring in terrain control, the factory, three grades of controls of Long-distance Control (as shown in Figure 5).
The ability that has " dialogue and negotiation " between each level smart machine of many agencies (Agent) supervisory system of data acquisition of the present invention---Based Intelligent Control---information management; Total system adopts the subsystem layering logic layers; The architecture of net connection between the Agent has been broken the simple blindness of ordering between the subordinate and higher level in the control system in the past and has been carried out the rationality that replaces and order according to objective environment and self-condition analysis with each agency (Agent); As unreasonable; Can refuse to carry out, the reason that can also report implementation status or not carry out to the higher level, this autonomy and collaboration capabilities have improved the intelligent and reliability of system.Many agencyizatioies of production run can realize that the intellectual monitoring of the distributing rationally of smart allocation, the resources of production, production run and the equipment state of production task is safeguarded, the intelligent acquisition storage of production data, the Performance Evaluation and the optimum management of production run; These will produce tremendous influence to the optimum management of the safety of realization system and equipment, economical operation, production run.
Should be understood that illustrating of above-mentioned each concrete steps is comparatively concrete, can not therefore think the restriction to scope of patent protection of the present invention, scope of patent protection of the present invention should be as the criterion with accompanying claims.
Claims (3)
1. multi-proxy control system that is used for combining wind and light to generate electricity; It is used for wind power generation assembly, solar electrical energy generation assembly are realized monitoring; This wind power generation assembly is used for wind energy transformation is electric energy and offers load that this solar electrical energy generation assembly is used for conversion of solar energy is electric energy and offers load; This control system is applied on the multi-purpose computer; It is characterized in that said multi-proxy control system comprises:
The proxy module that is used to control, this proxy module are used to control the input and output of wind power generation assembly and solar electrical energy generation assembly, and the work of other proxy modules of control and coherent system;
The proxy module that is used for data acquisition process, this proxy module are used to gather the production data of wind power generation assembly and solar electrical energy generation assembly and data are analyzed, handled, for the proxy module that is used to control with information management provides the desired data report;
The proxy module that is used for information management; This proxy module is used for system is monitored; And according to from the report of proxy module that is used for data acquisition process and/or the proxy module that is used to control system being assessed and arrange, and the information interaction that is used for related data;
The proxy module that is used for resource management, this proxy module are used to total system provides decision-making required knowledge and data, and knowledge base and database are learnt to upgrade;
Said four proxy modules that are respectively applied for data acquisition process, control, information management and resource management are applied to carry out data transmission and exchange through the network gateway route between them on four different multi-purpose computers;
Wherein, the said proxy module that is used for data acquisition process comprises: be used for the agent unit of data acquisition, this agent unit is used to obtain the work on the spot data of wind power generation assembly and solar electrical energy generation assembly; The agent unit that is used for data processing, this agent unit are used for the work on the spot data that above-mentioned agent unit obtains are performed mathematical calculations and/or the status flag information of production run is handled, extracted in logical operation;
The said proxy module that is used for information management comprises:
The agent unit that is used to monitor; This agent unit is used to make up observation interface, monitoring from the said data that are used for the agent unit of data processing; And carry out running status according to these data and indicate; And compare and determine whether to carry out pre-alarm with expectation value and/or operation limit value, for the following agent unit that is used for technical support the monitoring report is provided simultaneously;
The agent unit that is used for technical support, this agent unit is assessed the performance of total system according to said agent unit that is used to monitor and the said report that proxy module provided that is used to control, and provides technical support scheme and report;
The agent unit that is used for information interaction, this agent unit are used to carry out the information interaction operation of interpolation, deletion, modification preservation and the data input and output of systematic parameter;
The said proxy module that is used to control comprises:
Work between each agent unit that the agent unit that is used to coordinate, this agent unit are responsible for coordinating to be used for task management, the control of wind-powered electricity generation assembly in this proxy module, photoelectric subassembly is controlled and make a strategic decision;
The generating task that the agent unit that is used for task management, this agent unit are used to carry out the task reception and decomposition, resource are chosen, Task Distribution and operation, task coordinate and integrated and configuration are used for two agent units of control of wind-powered electricity generation assembly and photoelectric subassembly control;
Be used for the agent unit of wind-powered electricity generation assembly control, this agency is used to control the wind power generation assembly by required task work;
Be used for the agent unit of photoelectric subassembly control, this agency is used to control the solar electrical energy generation assembly by required task work;
The agent unit that is used to make a strategic decision; This agent unit is assessed the performance of total system according to said real-time Monitoring Data that agent unit provided and the historical resource data that is used to monitor, and according to the said information that each agent unit provided that is used for the control of wind-powered electricity generation assembly, photoelectric subassembly control and coordinates the operation and the maintenance activity of system is made arrangements simultaneously;
The agent unit that is used to safeguard; Given fault diagnosis decision-making comes system is carried out the normal operation of maintenance activity in order to fix a breakdown with maintenance system this agent unit according to the said agent unit that is used to make a strategic decision, and to the agent unit that is used for technical support the system maintenance report is provided;
The said proxy module that is used for resource management comprises:
The agent unit that is used to manage; This agent unit is used for carrying out according to the said report that agent unit provided that is used for technical support the study of knowledge base and upgrades, receives from the real-time Monitoring Data that agent unit provided that is used to monitor, and these data are kept in the database.
2. multi-proxy control system according to claim 1; It is characterized in that said each proxy module or agent unit include: be used to obtain environmental parameter information inductor, be used to act on environment effector, be used for carrying out communicator, information fusion device, planner, decision-making device, knowledge base and the database of data transmission with other proxy modules, agent unit or knowledge base;
Said inductor transmits the information of required monitoring environment to said information fusion device; The internal state data that provides in the environmental information that said information fusion device receives according to said inductor and the database carry out information fusion, and the description that produces the modification current state indicate to said planner; The data that said planner provides according to the indication and the knowledge base of the said information fusion device scheme of working out a plan, and form a series of actions sequence and give said decision-making device; Said decision-making device is had an effect to environment through said effector, and decision information is sent to other proxy module or agent unit and feeds back to knowledge base through said communicator; Described knowledge base provides environment change rule knowledge; Described database provides system built-in status information.
3. multi-proxy control system according to claim 1 is characterized in that, the multi-purpose computer of using said multi-proxy control system carries out data transmission through network through gateway route and Long-distance Control machine; The said proxy module that is used for data acquisition process obtains the operational factor of wind power generation assembly and solar electrical energy generation assembly respectively through the on-site supervision device.
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| CN101777769B (en) * | 2010-03-24 | 2012-06-20 | 上海交通大学 | Multi-agent optimized coordination control method of electric network |
| CN102590744A (en) * | 2011-01-13 | 2012-07-18 | 三一电气有限责任公司 | Test method, test platform and test system for wind-photovoltaic-storage hybrid grid-connected power generation |
| CN103499957A (en) * | 2013-09-26 | 2014-01-08 | 国家电网公司 | Multi-agent-based management control system for wind-solar complementary power generation system |
| CN105182917B (en) * | 2015-04-02 | 2017-08-22 | 重庆新世纪电气有限公司 | Medium waterpower generator station intelligence control system and its method |
| CN105323305B (en) * | 2015-09-17 | 2019-04-12 | 许继集团有限公司 | A kind of wide area protection control system based on MAS Multi-state data |
| CN105656197B (en) * | 2015-12-31 | 2016-11-30 | 石家庄科林电气股份有限公司 | A kind of distributed photovoltaic power station intelligence operational system and method |
| CN107358359A (en) * | 2017-07-14 | 2017-11-17 | 安徽荣旭信息科技有限公司 | A kind of power plant safety assessment system |
| CN108872808A (en) * | 2018-06-19 | 2018-11-23 | 三峡大学 | It is a kind of based on the wind light mutual complementing formula unmanned plane isolator detecting method more acted on behalf of |
| CN113393143B (en) * | 2021-06-24 | 2022-06-17 | 重庆大学 | Fin machining state monitoring method based on information fusion |
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