CN104090496A - Smart grid control operation continuous analog simulation method - Google Patents
Smart grid control operation continuous analog simulation method Download PDFInfo
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- CN104090496A CN104090496A CN201410334783.7A CN201410334783A CN104090496A CN 104090496 A CN104090496 A CN 104090496A CN 201410334783 A CN201410334783 A CN 201410334783A CN 104090496 A CN104090496 A CN 104090496A
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Abstract
The invention relates to a smart grid control operation continuous analog simulation method. The method includes the following steps that a model is built for a smart grid; smart grid control operation is simulated; a model state in future is determined; simulation data of the smart grid are determined. Through the implementation steps, the complex simulation calculation task of the smart grid is decomposed into a plurality of calculation modules, the calculation modules are interacted with the smart grid through the distributed MAS, and the joint analog simulation of the multi-time scale and full-life cycle for the operation behavior, optimal control strategy and different operational modes of the smart grid is achieved. On the basis of the simulation method, the application range can be broadened continuously, and more thorough and comprehensive analog and analysis of the smart grid control operation are achieved.
Description
Technical field:
The present invention relates to the emulation mode of a kind of intelligent grid controlling run continuous analog, more specifically relate to a kind of emulation mode of the intelligent grid controlling run continuous analog based on MAS.
Background technology:
Along with a large amount of novel controllable (load) such as distributed power source, electric automobile, microgrid and Demand Side Response emerge in multitude at electrical network, modern power network is just progressively to interactive power network development, this just requires strong intelligent grid to possess to dissolve the ability of extensive centralized generating and distributed power generation simultaneously, can realize the good interaction between the controllable such as electrical network and various power supply, energy storage device and terminal user, thereby reduce electricity usage cost, effectively improve efficiency of energy utilization, realize the target of energy-saving and emission-reduction.Otherwise, if improper to the use control and management of these controllable, may cause security of system stable problem, the safe operation that even endangers electrical network.
According to the experience of electric power industry development, before new technology, new equipment, new method, new policy application, carrying out sufficient analog simulation is the necessary condition that ensures power system safety and stability operation.Therefore be badly in need of the emulation mode of intelligent grid controlling run continuous analog to study, realize the Multiple Time Scales to intelligent grid operation action, Optimal Control Strategy and different operational modes, the combined simulation emulation of Life cycle.A kind of emulation mode of the intelligent grid controlling run continuous analog based on MAS is proposed for this reason.
Summary of the invention:
The object of this invention is to provide the emulation mode of a kind of intelligent grid controlling run continuous analog, the method can add after intelligent grid in extensive novel controllable, realizes the Multiple Time Scales to intelligent grid operation action, Optimal Control Strategy and different operational modes, the combined simulation emulation of Life cycle.
For achieving the above object, the present invention is by the following technical solutions: the emulation mode of a kind of intelligent grid controlling run continuous analog, said method comprising the steps of:
(1) intelligent grid is set up to model;
(2) simulated intelligence power grid control operation;
(3) determine following described model state;
(4) determine the emulated data of intelligent grid.
The emulation mode of a kind of intelligent grid controlling run provided by the invention continuous analog, in described step (1) model comprise affect the controllable of controlling run model, topological structure of electric, intelligent grid model time trigger mechanism and the IO interface of intelligent grid model; Described controllable model comprises distributed electrical source model, load model, electric automobile model and microgrid model.
The emulation mode of a kind of intelligent grid controlling run provided by the invention continuous analog, described power source model is set up realistic model by the operation characteristic of all kinds of power supplys; Described power source model comprises by the randomness of regenerative resource and intermittent operation characteristic, the distributed power source realistic model that becomes more meticulous of foundation; Described load model by load controllable Changing Pattern, set up controllable burden realistic model.
The emulation mode of another preferred a kind of intelligent grid controlling run continuous analog provided by the invention, the simulation process of described step (2) is:
The calculating of described electric network model is divided into computing module;
The hybrid simulation of setting up based on MAS is calculated;
Arrange that Multi-Agent acts on behalf of more, the integration and cooperation mechanism of described electric network model and computing module.
The emulation mode of preferred a kind of intelligent grid controlling run continuous analog more provided by the invention, described computing module comprises electrical network electricity price computing module, electric network swim computing module and network optimization operation computing module.
The emulation mode of another preferred a kind of intelligent grid controlling run provided by the invention continuous analog, a superior agency agent and other subordinates are set in described MAS, and to act on behalf of agent mutual; Described superior agency agent carries out verification to the distributed optimization result of described electrical network, as meets network optimization constraint condition, and this time emulation finishes, and waits for next time or Event triggered; If do not met network optimization constraint, issue coordination strategy and act on behalf of Agent to other corresponding subordinates, meet constraint until final.
The emulation mode of another preferred a kind of intelligent grid controlling run provided by the invention continuous analog, described step (3) realizes by setting up analog controller.
The emulation mode of another preferred a kind of intelligent grid controlling run provided by the invention continuous analog, the described model state in future in described step (3) comprises that intelligent grid operation controls the state of a certain space section and a certain model of intelligent grid or a series of model running status in continuous time series.
The emulation mode of another preferred a kind of intelligent grid controlling run provided by the invention continuous analog, the process of establishing of the state of described space section is: the profile data of described optimum results is integrated according to space by analog controller, and output data are carried out model maintenance to described electric network model;
The process of establishing of the running status of described continuous time series is: after the model object data of described optimum results were integrated by the time of described analog controller, output data are carried out model maintenance to described electric network model.
The emulation mode of another preferred a kind of intelligent grid controlling run provided by the invention continuous analog, the emulated data in described step (4) comprises the data based on simulation object and the data based on simulation time section; On the basis that obtains complete described emulated data, set up Simulation Application, described intelligent grid is carried out to each side analysis.
With immediate prior art ratio, the invention provides technical scheme and there is following excellent effect
1, the present invention can add after intelligent grid in extensive novel controllable, realizes the Multiple Time Scales to intelligent grid operation action, Optimal Control Strategy and different operational modes, the combined simulation emulation of Life cycle;
2, the each realistic model object of the present invention and simulation algorithm is all to be undertaken by multiple independently Agent alternately, and each Agent has autonomy and harmony, has realized the emulation based on distributed structure/architecture;
3, the present invention is based on the Distributed Simulation Architecture of MAS can be by very complicated simulation calculation Task-decomposing itself in the computing module of each difference in functionality, by the relatively simple subtask of modules Distributed Calculation, then the running status that draws electrical network by the coordination combination of Agent, improves computing velocity;
4, the present invention, by analog controller, also can integrate operation of power networks state respectively by room and time, for analysis, the application of intelligent grid provide comprehensive Data support;
5, the present invention, on the basis of this emulation mode, can continue to expand range of application, and intelligent grid controlling run is carried out to more deep comprehensive Simulation and analysis.
Brief description of the drawings
Fig. 1 is intelligent grid controlling run simulation architecture figure of the present invention;
Fig. 2 is distributed micro-grid optimization operation simulation calculation structural drawing figure of the present invention;
Fig. 3 is inventive method process flow diagram.
Embodiment
Below in conjunction with embodiment, the invention will be described in further detail.
Embodiment 1:
As Figure 1-3, the emulation mode of this routine invention intelligent grid controlling run continuous analog, said method comprising the steps of:
(1) intelligent grid is set up to model;
(2) simulated intelligence power grid control operation;
(3) determine following described model state;
(4) determine the emulated data of intelligent grid.
In described step (1) model comprise affect the controllable of controlling run model, topological structure of electric, intelligent grid model time trigger mechanism and the IO interface of intelligent grid model; Described controllable model comprises distributed electrical source model, load model, electric automobile model and microgrid model.Described power source model is set up realistic model by the operation characteristic of all kinds of power supplys; Described power source model comprises by the randomness of regenerative resource and intermittent operation characteristic, the distributed power source realistic model that becomes more meticulous of foundation; The New models such as flexible described load model by load controllable Changing Pattern, set up controllable burden realistic model; Described regenerative resource comprises wind energy, luminous energy etc.
On the basis of step 1, the simulation process of described step (2) is:
As shown in Figure 1, the calculating of the described electric network model of complexity is decomposed into multiple computing modules;
The hybrid simulation of setting up based on MAS is calculated;
Arrange that Multi-Agent acts on behalf of more, integration and cooperation mechanism between described electric network model, computing module and different computing module.
Described computing module comprises electrical network electricity price computing module, electric network swim computing module and network optimization operation computing module.A superior agency agent and other subordinates are set in described MAS, and to act on behalf of agent mutual; Described superior agency agent carries out verification to the distributed optimization result of described electrical network, as meets network optimization constraint condition, and this time emulation finishes, and waits for next time or Event triggered; If do not met network optimization constraint, issue coordination strategy and act on behalf of Agent to other corresponding subordinates, meet constraint until final.
As shown in Figure 2, the setting of the integration and cooperation mechanism to many microgrids optimization operation calculation task illustrates.Many microgrids optimization operation calculation task is divided into multiple computing modules, comprising electrical network electricity price computing module, electric network swim computing module, single microgrid optimization operation computing module etc.To each microgrid model, set up an Agent and carry out alternately, N microgrid model need to be set up N Agent.In addition, a higher level Agent is set and this N Agent carries out alternately.Simulation flow is as follows:
2-1. time trigger mechanism triggers Agent
n+1call electrical network electricity price computing module and carry out the calculating of electrical network electricity price, the result obtaining is issued to Agent
1～Agent
n;
2-2.Agent
1～Agent
nreceive after electrical network electricity price, call microgrid optimization operation computing module, carry out distributed optimization calculating according to different setting of each microgrid, optimum results is returned to Agent
n+1;
2-3.Agent
n+1collect after a neat N optimum results, call electric network swim computing module and other checking computing module each microgrid distributed optimization result is carried out to verification.As meet constraint condition, this time discontinuity surface emulation finish, wait for next time or Event triggered; If do not met constraint, issue coordination strategy to corresponding Agent, meet constraint until final.
On the basis of above-mentioned steps, described step (3) realizes by setting up analog controller.Described model state in future in described step (3) comprises that intelligent grid operation controls the state of a certain space section and a certain model of intelligent grid or a series of model running status in continuous time series.
The process of establishing of the state of described space section is: the profile data of described optimum results is integrated according to space by analog controller, and output data are carried out model maintenance to described electric network model;
The process of establishing of the running status of described continuous time series is: after the model object data of described optimum results were integrated by the time of described analog controller, output data are carried out model maintenance to described electric network model.
Emulated data in described step (4) comprises the data based on simulation object and the data based on simulation time section; On the basis that obtains complete described emulated data, set up Simulation Application, described intelligent grid is carried out to each side analysis.For example: distributed power source access evaluation, Demand Side Response analysis, Control of Voltage analysis, power distribution automation etc.
By above-mentioned implementation step, the complex simulation calculation task of intelligent grid can be resolved into multiple computing modules, undertaken alternately by distributed MAS and intelligent grid model, realize the Multiple Time Scales to intelligent grid operation action, Optimal Control Strategy and different operational modes, the combined simulation emulation of Life cycle.
Finally should be noted that: above embodiment is only in order to illustrate that technical scheme of the present invention is not intended to limit; although those of ordinary skill in the field are to be understood that with reference to above-described embodiment: still can modify or be equal to replacement the specific embodiment of the present invention; these do not depart from any amendment of spirit and scope of the invention or are equal to replacement, within the claim protection domain of the present invention all awaiting the reply in application.
Claims (10)
1. an emulation mode for intelligent grid controlling run continuous analog, is characterized in that: said method comprising the steps of:
(1) intelligent grid is set up to model;
(2) simulated intelligence power grid control operation;
(3) determine following described model state;
(4) determine the emulated data of intelligent grid.
2. the emulation mode of a kind of intelligent grid controlling run as claimed in claim 1 continuous analog, is characterized in that: in described step (1), model comprises the IO interface of the time trigger mechanism and the intelligent grid model that affect the controllable of controlling run model, topological structure of electric, intelligent grid model; Described controllable model comprises distributed electrical source model, load model, electric automobile model and microgrid model.
3. the emulation mode of a kind of intelligent grid controlling run as claimed in claim 2 continuous analog, is characterized in that: described power source model is set up realistic model by the operation characteristic of all kinds of power supplys; Described power source model comprises by the randomness of regenerative resource and intermittent operation characteristic, the distributed power source realistic model that becomes more meticulous of foundation; Described load model by load controllable Changing Pattern, set up controllable burden realistic model.
4. the emulation mode of a kind of intelligent grid controlling run as claimed in claim 1 continuous analog, is characterized in that: the simulation process of described step (2) is:
The calculating of described electric network model is divided into computing module;
The hybrid simulation of setting up based on MAS is calculated;
Arrange that Multi-Agent acts on behalf of more, the integration and cooperation mechanism of described electric network model and computing module.
5. the emulation mode of a kind of intelligent grid controlling run as claimed in claim 4 continuous analog, is characterized in that: described computing module comprises electrical network electricity price computing module, electric network swim computing module and network optimization operation computing module.
6. the emulation mode of a kind of intelligent grid controlling run as claimed in claim 5 continuous analog, is characterized in that: a superior agency agent and other subordinates are set in described MAS, and to act on behalf of agent mutual; Described superior agency agent carries out verification to the distributed optimization result of described electrical network, as meets network optimization constraint condition, and this time emulation finishes, and waits for next time or Event triggered; If do not met network optimization constraint, issue coordination strategy and act on behalf of Agent to other corresponding subordinates, meet constraint until final.
7. the emulation mode of a kind of intelligent grid controlling run as claimed in claim 6 continuous analog, is characterized in that: described step (3) realizes by setting up analog controller.
8. the emulation mode of a kind of intelligent grid controlling run as claimed in claim 7 continuous analog, is characterized in that: the described model state in future in described step (3) comprises that intelligent grid operation controls the state of a certain space section and a certain model of intelligent grid or a series of model running status in continuous time series.
9. the emulation mode of a kind of intelligent grid controlling run as claimed in claim 8 continuous analog, it is characterized in that: the process of establishing of the state of described space section is: the profile data of described optimum results is integrated according to space by analog controller, and output data are carried out model maintenance to described electric network model;
The process of establishing of the running status of described continuous time series is: after the model object data of described optimum results were integrated by the time of described analog controller, output data are carried out model maintenance to described electric network model.
10. the emulation mode of a kind of intelligent grid controlling run as claimed in claim 1 continuous analog, is characterized in that: the emulated data in described step (4) comprises the data based on simulation object and the data based on simulation time section; On the basis that obtains complete described emulated data, set up Simulation Application, described intelligent grid is carried out to each side analysis.
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| CN107332353A (en) * | 2017-09-06 | 2017-11-07 | 重庆大学 | Based on communication constraint and when varying duty the distributed harmonious economy method of isolated island micro-capacitance sensor |
| CN109149661A (en) * | 2018-08-24 | 2019-01-04 | 国网河南省电力公司电力科学研究院 | Improved integrated load model method for building up and device |
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| CN107332353B (en) * | 2017-09-06 | 2020-03-31 | 重庆大学 | Island microgrid distributed economic coordination method based on communication constraint and time-varying load |
| CN109149661A (en) * | 2018-08-24 | 2019-01-04 | 国网河南省电力公司电力科学研究院 | Improved integrated load model method for building up and device |
| CN109149661B (en) * | 2018-08-24 | 2022-04-19 | 国网河南省电力公司电力科学研究院 | Improved comprehensive load model establishing method and device |
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