CN111950771A - Virtual power plant multi-energy complementation-based source load and storage optimal configuration system and method - Google Patents
Virtual power plant multi-energy complementation-based source load and storage optimal configuration system and method Download PDFInfo
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Abstract
The invention discloses a virtual power plant multi-energy complementation-based source charge storage optimal configuration system and a method thereof, wherein the system comprises an optimal configuration system, the optimal configuration system comprises a photovoltaic power generation system, a thermal power generation system, an energy storage regulation and control system, an electric energy storage system, an intelligent power distribution system, an emergency power regulation system, an electric power transmission system and a user power distribution system, the intelligent power distribution system comprises a photovoltaic power supply module, a thermal power supply module, an electric energy storage power supply module, a priority power supply module, a control module, a selective power supply module and a power grid power supply module, and the invention relates to the technical field of electric power. According to the source-load-storage optimal configuration system and method based on virtual power plant multi-energy complementation, the photovoltaic power supply module, the thermal power supply module and the electricity storage power supply module can be preferentially selected by matching the preferential power supply module and the control module, when a large amount of power needs to be supplied, emergency power supply can be performed through the electricity storage power supply module, the stability of the system can be improved, and the system and method are easy to popularize.
Description
Technical Field
The invention relates to the technical field of electric power, in particular to a virtual power plant based multi-energy complementation-based source load and storage optimal configuration system and a method thereof.
Background
With the massive access of distributed power supplies to the power distribution network, the uncertainty of access capacity and output of the distributed power supplies brings new problems to planning and operation of the power distribution network. Meanwhile, the problems of rapid increase of urban load, continuous increase of peak-valley difference, low standard, weak connection, low voltage and the like of urban and rural power distribution networks are increasingly highlighted, user side demand response is taken as an effective adjusting means, the problems can be relieved to a certain extent, but basically, energy storage needs to be introduced, energy storage is distributed in the power distribution network and is operated in cooperation with distributed power sources and loads, the effect of reducing power distribution capacity can be achieved by peak clipping and valley filling, the negative influence of distributed output randomness on power distribution safety and economic operation can be compensated, demand side response can be participated, auxiliary service is provided for a large power grid, and a virtual power plant is proposed to integrate various distributed energy sources including the distributed power sources, controllable loads, energy storage devices and the like.
The current multi-energy complementary source-load storage optimal configuration system basically supplies power separately although a plurality of power generation devices supply power, for example, in a period of time or a region, a thermal power system generates power and supplies power for a period of time or a region, and one end of a photovoltaic power generation and supply power is not stable enough in a manner of supplying power for a period of time or a region.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides a virtual power plant based multi-energy complementation-based source load and storage optimal configuration system and a method thereof, and solves the problem that the current source load and storage optimal configuration system is not stable enough in power supply.
(II) technical scheme
In order to achieve the purpose, the invention is realized by the following technical scheme: the source charge storage optimal configuration system based on virtual power plant multi-energy complementation comprises an optimal configuration system, wherein the optimal configuration system comprises a photovoltaic power generation system, a thermal power generation system, an energy storage regulation and control system, an electric energy storage system, an intelligent power distribution system, an emergency power regulation system, an electric power transmission system and a user power distribution system, the intelligent power distribution system comprises a photovoltaic power supply module, a thermal power supply module, an electricity storage power supply module, a priority power supply module, a control module, a selection power supply module and a power grid power supply module, the output end of the thermal power supply module is connected with the input end of the priority power supply module, the output end of the storage power supply module is connected with the input end of the control module, the output end of the priority power supply module is connected with the input end of the selection power supply module, and the output end, and the output end of the selective power supply module is connected with the output end of the power grid power supply module.
Preferably, the output end of the photovoltaic power generation system is connected with the input end of the intelligent power distribution system, the output end of the thermal power generation system is connected with the input end of the intelligent power distribution system, the output end of the intelligent power distribution system is connected with the input end of the power transmission system, the output end of the power transmission system is connected with the input end of the user distribution system, the output end of the photovoltaic power generation system is connected with the input end of the electric energy storage system, the output end of the emergency power regulation system is electrically connected with the input end of the electric energy storage system, the emergency power regulation system is in bidirectional connection with the energy storage regulation and control system, and the emergency power regulation system is in bidirectional connection with the thermal power generation system, the output end of the energy storage regulation and control system is connected with the input end of the photovoltaic power generation system, and the output end of the electric energy storage system is connected with the input end of the intelligent power distribution system.
Preferably, the emergency power-regulating system comprises a power consumption amount counting module, a power-regulating module, a load judging module, an independent power supply module and a common power supply module, wherein the output end of the power consumption amount counting module is connected with the input end of the load judging module, the output end of the power-regulating module is connected with the output end of the load judging module, the output end of the load judging module is connected with the input end of the independent power supply module, and the output end of the load judging module is connected with the output end of the common power supply module.
Preferably, the user divides the electrical system to include step-down module, limit calculation module, circuit detection module, private power consumption module and power supply optimization module, the output of step-down module is connected with limit calculation module's input, limit calculation module's output is connected with circuit detection module's input, limit calculation module's output is connected with private power consumption module's input, power supply optimization module's output is connected with private power consumption module's input.
Preferably, private power consumption module includes power consumer unit 1, power consumer unit 2, power consumer unit 3 and power consumer unit N, the power supply is optimized the module and is included information communication network unit, high in the clouds information processing unit and optimization power supply processing unit, the output of information communication network unit is connected with high in the clouds information processing unit's input, high in the clouds information processing unit's output and optimization power supply processing unit's input are connected.
Preferably, the photovoltaic power generation system comprises a power generation module, an electric power storage module, a direct current conversion module, a boosting module and a power selling computing system, wherein the output end of the power generation module is connected with the input end of the electric power storage module, the output end of the electric power storage module is connected with the input end of the direct current conversion module, the output end of the direct current conversion module is connected with the input end of the boosting module, the output end of the boosting module is connected with the input end of the power selling computing system, and the output end of the boosting module is connected with the input end of the power supply optimizing module.
Preferably, the energy storage regulation and control system includes power management module, limit statistics module, limit comparison module and electric power calling module, power management module's output is connected with limit statistics module's input, limit statistics module's output is connected with limit comparison module input, limit comparison module's output is connected with electric power calling module's input, power management module looks up module and electric power control module including electric power to power management module's output is connected with electric power storage module's input, power management module's output is connected with direct current conversion module's input, power management module's output and the input of the module that steps up are connected.
Preferably, the electric energy storage system comprises an electric quantity redundancy module, a voltage regulation module, an alternating current conversion module and an electric quantity storage module, wherein the output end of the electric quantity redundancy module is connected with the input end of the voltage regulation module, the output end of the voltage regulation module is connected with the input end of the alternating current conversion module, the output end of the electric quantity storage module is connected with the input end of the voltage regulation module, the output end of the voltage regulation module is connected with the input end of the electric power transmission system, and the output end of the electric power calling module is connected with the input end of the electric quantity storage module.
The invention also discloses a method for optimizing the configuration system of the source load storage based on the multi-energy complementation of the virtual power plant, which specifically comprises the following steps:
s1: the photovoltaic power generation system comprises a power generation module, a direct current conversion module, a boosting module, a power selling calculation system and a thermal power generation system, wherein the power generation module in the photovoltaic power generation system converts light energy into electric energy by absorbing solar energy and stores the electric energy in an electric storage module;
s2: the photovoltaic power supply module, the thermal power supply module and the electricity storage power supply module are respectively used for receiving electric quantity input by the photovoltaic power generation system, electric quantity input by the thermal power generation system and electric quantity input by the electric energy storage system, when the electric quantity is normally supplied, the priority power supply module preferentially selects the photovoltaic power supply module and the thermal power supply module to preferentially supply power, inputs the power to the power grid power supply module, and then transmits the power to the user power distribution system through the power transmission system;
s3: the user electricity distribution system reduces the voltage of the transmitted electricity to the electricity utilization voltage through the voltage reduction module, calculates the shared electricity utilization quantity through the quota calculation module, and then transmits the shared electricity utilization quantity to the power subscriber unit 1, the power subscriber unit 2, the power subscriber unit 3 and the power subscriber unit N in the private electricity utilization module respectively;
s4: and look over the electric quantity in the electric power storage module through the electric power management module in the energy storage regulation and control system, then look over the effect and the calculated amount that convert the alternating current through limit statistics module and limit comparison module, then carry electric power to private power consumption module through power calling module and boost module, wherein power supply optimization module gathers the basic data that user's whole energy consumption information and energy supply were surveyed through system information communication network unit, through high in the clouds information processing unit analysis process, and provide the energy consumption scheme of optimization for the user through optimizing power supply processing unit, the preferential use is produced from home photovoltaic power generation.
Preferably, when the power consumption peak period is reached in step S2, the control module starts the conductive module in the emergency power regulation system, the total power consumption is counted by the power consumption amount counting module, and whether the power consumption exceeds the power supply amount is judged to start the independent power supply module or the common power supply module, so that the photovoltaic power supply module, the thermal power supply module and the power storage power supply module supply power together or independently.
(III) advantageous effects
The invention provides a virtual power plant multi-energy complementation based source load and storage optimal configuration system and a method thereof. Compared with the prior art, the method has the following beneficial effects:
(1) the system comprises a photovoltaic power supply module, a thermal power supply module, an electricity storage power supply module, a priority power supply module, a control module, a selection power supply module and a power grid power supply module, wherein the output end of the thermal power supply module is connected with the input end of the priority power supply module, the output end of the electricity storage power supply module is connected with the input end of the control module, the output end of the priority power supply module is connected with the input end of the selection power supply module, the output end of the selection power supply module is connected with the output end of the power grid power supply module, and the photovoltaic power supply module, the thermal power supply module, the selection power supply module and the control module are matched through the intelligent power distribution module to realize optimal configuration of the photovoltaic power supply module, the thermal power supply module, Thermoelectricity power module and accumulate power module carry out the preference photovoltaic power module to can promote clean degree, when needs carry out a large amount of power supplies, accessible accumulate power module carries out emergent power supply, and its stability and practicality can be promoted to this kind of mode, easily promotes.
(2) The power distribution system comprises a voltage reduction module, a limit calculation module, a circuit detection module, a private power utilization module and a power supply optimization module, wherein the output end of the voltage reduction module is connected with the input end of the limit calculation module, the output end of the limit calculation module is connected with the input end of the circuit detection module, the output end of the limit calculation module is connected with the input end of the private power utilization module, the output end of the power supply optimization module is connected with the input end of the private power utilization module, the private power utilization module comprises a power user unit 1, a power user unit 2, a power user unit 3 and a power user unit N, the power supply optimization module comprises an information communication network unit, a cloud information processing unit and an optimized power supply processing unit, and the output end of the information communication network unit is connected with the input end of the cloud information processing unit, the output of high in the clouds information processing unit is connected with the input of optimizing power supply processing unit, divide the electric system through setting up the user, information communication network unit, high in the clouds information processing unit and the optimization power supply processing unit in the module are optimized in the cooperation power supply, for the scheme that the user provided the optimization, cooperation limit calculation module and circuit detection module count total power consumption, and detect whether there is the electricity through circuit detection module, can schedule the sequencing through above mode, provide the mode of saving for the electric power user and supply power.
(3) The energy storage regulation and control system comprises a power management module, an amount statistic module, an amount comparison module and a power calling module, wherein the output end of the power management module is connected with the input end of the amount statistic module, the output end of the amount statistic module is connected with the input end of the amount comparison module, the output end of the amount comparison module is connected with the input end of the power calling module, the power management module comprises a power checking module and a power control module, the output end of the power management module is connected with the input end of the storage module, the output end of the power management module is connected with the input end of the direct current conversion module, the output end of the power management module is connected with the input end of the boosting module, the power management module is arranged in the energy storage regulation and control system and matched with the power checking module and the power control module, and the limit counting module and the electric power calling module are reused, so that detailed data of the electric quantity of the photovoltaic power generation can be accurately checked, the direct current conversion module and the boosting module can be controlled, and the practicability of the photovoltaic power generation is further improved.
(4) The source load storage optimal configuration system and the method based on the virtual power plant multi-energy complementation, the electric energy storage system comprises an electric quantity redundancy module, a voltage regulation module, an alternating current conversion module and an electric quantity storage module, wherein the output end of the electric quantity redundancy module is connected with the input end of the voltage regulation module, the output end of the voltage regulation module is connected with the input end of the alternating current conversion module, the output end of the electric quantity storage module is connected with the input end of the voltage regulation module, the output end of the voltage regulation module is connected with the input end of the electric power transmission system, the output end of the electric power calling module is connected with the input end of the electric quantity storage module, by arranging the electric energy storage system, matching with the electric quantity redundancy module and the voltage regulation module and then utilizing the electric quantity storage module, when the electricity consumption is in a low peak period, the generated redundant power is stored, and the generated power is prevented from being wasted without being used.
Drawings
FIG. 1 is a schematic block diagram of an optimized configuration system architecture of the present invention;
FIG. 2 is a schematic block diagram of the intelligent power distribution system architecture of the present invention;
fig. 3 is a schematic block diagram of the structure of the emergency power adjusting system of the present invention;
FIG. 4 is a schematic block diagram of the structure of the subscriber power distribution system of the present invention;
FIG. 5 is a schematic block diagram of a power supply optimization module configuration of the present invention;
FIG. 6 is a schematic block diagram of the photovoltaic power generation system architecture of the present invention;
FIG. 7 is a functional block diagram of an electrical energy storage system configuration of the present invention;
FIG. 8 is a schematic block diagram of the energy storage regulation system configuration of the present invention;
FIG. 9 is a block diagram of the load judgment logic of the present invention;
FIG. 10 is a flow chart of the method operation of the present invention.
In the figure, 1-an optimized configuration system, 11-a photovoltaic power generation system, 111-a power generation module, 112-an electric storage module, 113-a direct current conversion module, 114-a boosting module, 115-a power selling calculation system, 12-a thermal power generation system, 13-an energy storage regulation and control system, 131-a power management module, 1311-a power viewing module, 1312-a power control module, 132-a credit statistic module, 133-a credit comparison module, 134-a power calling module, 14-an electric energy storage system, 141-an electric quantity redundancy module, 142-a voltage regulation module, 143-an alternating current conversion module, 144-an electric quantity storage module, 15-an intelligent power distribution system, 151-a photovoltaic power supply module, 152-a thermal power supply module, 153-an electric storage power supply module, 154-priority power supply module, 155-control module, 156-selection power supply module, 157-power grid power supply module, 16-emergency power regulation system, 161-power consumption amount statistic module, 162-power regulation module, 163-load judgment module, 164-individual power supply module, 165-common power supply module, 17-power transmission system and 18-user power distribution system, 181-voltage reduction module, 182-quota calculation module, 183-circuit detection module, 184-private power utilization module, 1841-power subscriber unit 1, 1842-power subscriber unit 2, 1843-power subscriber unit 3, 1844-power subscriber unit N, 185-power supply optimization module, 1851-information communication network unit, 1852-cloud information processing unit and 1853-optimization power supply processing unit.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1 to 10, an embodiment of the present invention provides a technical solution: the virtual power plant based multi-energy complementary source-charge storage optimal configuration system comprises an optimal configuration system 1, wherein the optimal configuration system 1 comprises a photovoltaic power generation system 11, a thermal power generation system 12, an energy storage regulation and control system 13, an electric energy storage system 14, an intelligent power distribution system 15, an emergency power regulation system 16, an electric power transmission system 17 and a user power distribution system 18, the intelligent power distribution system 15 comprises a photovoltaic power supply module 151, a thermal power supply module 152, an electricity storage power supply module 153, a priority power supply module 154, a control module 155, a selection power supply module 156 and a power grid power supply module 157, the control module 155 is used for controlling the electricity storage power supply module 153, the photovoltaic power supply module 151, the thermal power supply module 152 and the electricity storage power supply module 153 are respectively used for receiving electric quantity input by the photovoltaic power generation system 11, electric quantity input by the thermal power generation system 12 and electric quantity input by the electric energy storage system 14, an output end of the control module 155 is connected with an, the output end of the thermal power supply module 152 is connected with the input end of the priority power supply module 154, the output end of the electricity storage power supply module 153 is connected with the input end of the control module 155, the output end of the priority power supply module 154 is connected with the input end of the selection power supply module 156, the output end of the selection power supply module 156 is connected with the output end of the power grid power supply module 157, the output end of the photovoltaic power generation system 11 is connected with the input end of the intelligent power distribution system 15, the output end of the thermal power generation system 12 is connected with the input end of the intelligent power distribution system 15, the output end of the intelligent power distribution system 15 is connected with the input end of the power transmission system 17, the output end of the power transmission system 17 is connected with the input end of the user power distribution system 18, the output end of the photovoltaic, the output end of the photovoltaic power generation system 11 is connected with the input end of the electric energy storage system 14, the output end of the thermal power generation system 12 is connected with the input end of the electric energy storage system 14, the output end of the emergency power regulation system 16 is electrically connected with the input end of the electric energy storage system 14, the emergency power regulation system 16 is in bidirectional connection with the energy storage regulation system 13, the emergency power regulation system 16 is in bidirectional connection with the thermal power generation system 12, the output end of the energy storage regulation system 13 is connected with the input end of the photovoltaic power generation system 11, the output end of the electric energy storage system 14 is connected with the input end of the intelligent power distribution system 15, the emergency power regulation system 16 comprises a power consumption amount statistic module 161, a power regulation module 162, a load judgment module 163, an individual power supply module 164 and a common power supply module 165, the load judgment module 163 is used for judging whether to start the electric energy storage system 14, and the output end of, the output end of the power adjusting module 162 is connected with the output end of the load judging module 163, the output end of the load judging module 163 is connected with the input end of the individual power supply module 164, the output end of the load judging module 163 is connected with the output end of the common power supply module 165, the user power distribution system 18 comprises a voltage reducing module 181, a quota calculating module 182, a circuit detecting module 183, a private power utilization module 184 and a power supply optimizing module 185, the output end of the voltage reducing module 181 is connected with the input end of the quota calculating module 182, the output end of the quota calculating module 182 is connected with the input end of the circuit detecting module 183, the output end of the quota calculating module 182 is connected with the input end of the private power utilization module 184, the output end of the power supply optimizing module 185 is connected with the input end of the private power utilization module 184, the private power utilization module 184 comprises a power user unit 11841, a power user unit 21842, a power, the power supply optimization module 185 comprises an information communication network unit 1851, a cloud information processing unit 1852 and an optimized power supply processing unit 1853, an output end of the information communication network unit 1851 is connected with an input end of the cloud information processing unit 1852, an output end of the cloud information processing unit 1852 is connected with an input end of the optimized power supply processing unit 1853, the photovoltaic power generation system 11 comprises a power generation module 111, a storage module 112, a direct current conversion module 113, a boosting module 114 and a power selling computing system 115, an output end of the power generation module 111 is connected with an input end of the storage module 112, an output end of the storage module 112 is connected with an input end of the direct current conversion module 113, an output end of the direct current conversion module 113 is connected with an input end of the boosting module 114, an output end of the boosting module 114 is connected with an input end of the power computing system 115, and an output end of the boosting module 114 is, the energy storage regulation and control system 13 comprises an electric power management module 131, an amount counting module 132, an amount comparison module 133 and an electric power calling module 134, wherein the output end of the electric power management module 131 is connected with the input end of the amount counting module 132, the output end of the amount counting module 132 is connected with the input end of the amount comparison module 133, the output end of the amount comparison module 133 is connected with the input end of the electric power calling module 134, the electric power management module 131 comprises an electric power checking module 1311 and an electric power control module 1312, the output end of the electric power management module 131 is connected with the input end of the electric power storage module 112, the output end of the electric power management module 131 is connected with the input end of the direct current conversion module 113, the output end of the electric power management module 131 is connected with the input end of the boosting module 114, the electric energy storage system 14 comprises an electric quantity redundancy module, the output end of the electric quantity redundancy module 141 is connected with the input end of the voltage regulation module 142, the output end of the voltage regulation module 142 is connected with the input end of the alternating current conversion module 143, the output end of the electric quantity storage module 144 is connected with the input end of the voltage regulation module 142, the output end of the voltage regulation module 142 is connected with the input end of the electric power transmission system 17, and the output end of the electric power calling module 134 is connected with the input end of the electric quantity storage module 144.
The invention also discloses a method for optimizing the configuration system of the source load storage based on the multi-energy complementation of the virtual power plant, which specifically comprises the following steps:
s1: the power generation module 111 in the photovoltaic power generation system 11 converts light energy into electric energy by absorbing solar energy and stores the electric energy in the electric storage module 112, electric quantity in the electric storage module 112 converts direct current into alternating current through the direct current conversion module 113, then the alternating current is boosted through the boosting module 114, electric quantity which can flow to the outside is calculated through the electricity selling calculation system 115, meanwhile, the thermal power generation system 12 generates power, and the generated power of the photovoltaic power generation system 11 are distributed through the intelligent power distribution system 15 or are output to the electric energy storage system 14 through the electric quantity redundancy module 141;
s2: the photovoltaic power supply module 151, the thermal power supply module 152 and the electricity storage power supply module 153 are respectively used for receiving electric quantity input by the photovoltaic power generation system 11, electric quantity input by the thermal power generation system 12 and electric quantity input by the electric energy storage system 14, when the electric quantity is normally supplied, the priority power supply module 154 preferentially selects the photovoltaic power supply module 151 and the thermal power supply module 152 to perform priority power supply, inputs the power to the power grid power supply module 157, and then transmits the power to the user power distribution system 18 through the electric power transmission system 17;
s3: the user electricity distribution system 18 reduces the voltage of the transmitted electricity to the electricity utilization voltage through the voltage reduction module 181, calculates the shared electricity utilization quantity through the electricity quantity calculation module 182, and then transmits the electricity utilization quantity to the electricity user unit 11841, the electricity user unit 21842, the electricity user unit 31843 and the electricity user unit N1844 in the private electricity utilization module 184 respectively;
s4: the electric quantity in the electric storage module 112 is checked through the electric power management module 131 in the energy storage regulation and control system 13, the effect and the calculated quantity of the alternating current converted are checked through the quota counting module 132 and the quota comparing module 133, then the electric power is transmitted to the private power utilization module 184 through the power supply optimization module 185 through the power calling module 134 and the boosting module 114, wherein the power supply optimization module 185 collects all the energy utilization information of the user and the basic data of the energy supply measurement through the system information communication network unit 1851, the basic data are analyzed and processed through the cloud information processing unit 1852, an optimized energy utilization scheme is provided for the user through the optimized power supply processing unit 1853, and the optimized energy utilization scheme is preferentially used by the self-service photovoltaic power generation.
In the present invention, when the power consumption is in the peak period in step S2, the control module 155 is used to start the conducting module 162 in the emergency power adjusting system 16, the power consumption amount counting module 161 is used to count the total power consumption, and whether the power consumption exceeds the power supply amount is used to determine whether to start the individual power supply module 164 or the common power supply module 165, so that the photovoltaic power supply module 151, the thermal power supply module 152, and the power storage power supply module 153 supply power together or individually.
And those not described in detail in this specification are well within the skill of those in the art.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (10)
1. Virtual power plant multipotency complementation-based source load and storage optimal configuration system comprises an optimal configuration system (1) and is characterized in that: the optimal configuration system (1) comprises a photovoltaic power generation system (11), a thermal power generation system (12), an energy storage regulation and control system (13), an electric energy storage system (14), an intelligent power distribution system (15), an emergency power regulation system (16), an electric power transmission system (17) and a user power distribution system (18), wherein the intelligent power distribution system (15) comprises a photovoltaic power supply module (151), a thermal power supply module (152), an electricity storage power supply module (153), a priority power supply module (154), a control module (155), a selection power supply module (156) and a power grid power supply module (157), the output end of the thermal power supply module (152) is connected with the input end of the priority power supply module (154), and the output end of the electricity storage power supply module (153) is connected with the input end of the control module (155), the output end of the priority power supply module (154) is connected with the input end of a selective power supply module (156), the output end of the control module (155) is connected with the input end of the selective power supply module (156), and the output end of the selective power supply module (156) is connected with the output end of a power grid power supply module (157).
2. The virtual power plant multipotency complementation based source-load-store optimal configuration system according to claim 1, characterized in that: the output end of the photovoltaic power generation system (11) is connected with the input end of the intelligent power distribution system (15), the output end of the thermal power generation system (12) is connected with the input end of the intelligent power distribution system (15), the output end of the intelligent power distribution system (15) is connected with the input end of the power transmission system (17), the output end of the power transmission system (17) is connected with the input end of the user power distribution system (18), the output end of the photovoltaic power generation system (11) is connected with the input end of the electric energy storage system (14), the output end of the thermal power generation system (12) is connected with the input end of the electric energy storage system (14), and the output end of the emergency power regulation system (16) is electrically connected with the input end of the electric energy storage system (14), and the emergency power regulating system (16) is in bidirectional connection with the energy storage regulating system (13), the emergency power regulating system (16) is in bidirectional connection with the thermal power generation system (12), the output end of the energy storage regulating system (13) is connected with the input end of the photovoltaic power generation system (11), and the output end of the electric energy storage system (14) is connected with the input end of the intelligent power distribution system (15).
3. The virtual power plant multipotency complementation based source-load-store optimal configuration system according to claim 1, characterized in that: the emergency power regulation system (16) comprises a power utilization amount counting module (161), a power regulation module (162), a load judgment module (163), an independent power supply module (164) and a common power supply module (165), wherein the output end of the power utilization amount counting module (161) is connected with the input end of the load judgment module (163), the output end of the power regulation module (162) is connected with the output end of the load judgment module (163), the output end of the load judgment module (163) is connected with the input end of the independent power supply module (164), and the output end of the load judgment module (163) is connected with the output end of the common power supply module (165).
4. The virtual power plant multipotency complementation based source-load-store optimal configuration system according to claim 1, characterized in that: the user divides electrical system (18) to include step-down module (181), amount calculation module (182), circuit detection module (183), private power consumption module (184) and power supply optimization module (185), the output and the input of amount calculation module (182) of step-down module (181) are connected, the output and the input of circuit detection module (183) of amount calculation module (182) are connected, the output and the input of private power consumption module (184) of power supply optimization module (185) are connected.
5. The virtual power plant multipotency complementation based source-load-store optimal configuration system according to claim 4, characterized in that: the private electricity utilization module (184) comprises an electricity user unit 1(1841), an electricity user unit 2(1842), an electricity user unit 3(1843) and an electricity user unit N (1844), the power supply optimization module (185) comprises an information communication network unit (1851), a cloud information processing unit (1852) and an optimized power supply processing unit (1853), the output end of the information communication network unit (1851) is connected with the input end of the cloud information processing unit (1852), and the output end of the cloud information processing unit (1852) is connected with the input end of the optimized power supply processing unit (1853).
6. The virtual power plant multipotency complementation based source-load-store optimal configuration system according to claim 1, characterized in that: the photovoltaic power generation system (11) comprises a power generation module (111), an electric storage module (112), a direct current conversion module (113), a boosting module (114) and a power selling computing system (115), wherein the output end of the power generation module (111) is connected with the input end of the electric storage module (112), the output end of the electric storage module (112) is connected with the input end of the direct current conversion module (113), the output end of the direct current conversion module (113) is connected with the input end of the boosting module (114), the output end of the boosting module (114) is connected with the input end of the power selling computing system (115), and the output end of the boosting module (114) is connected with the input end of the power supply optimization module (185).
7. The virtual power plant multipotency complementation based source-load-store optimal configuration system according to claim 1, characterized in that: the energy storage regulation and control system (13) comprises an electric power management module (131), an amount counting module (132), an amount comparison module (133) and an electric power calling module (134), the output end of the power management module (131) is connected with the input end of the quota statistic module (132), the output end of the quota statistic module (132) is connected with the input end of a quota comparison module (133), the output end of the quota comparison module (133) is connected with the input end of the power calling module (134), the power management module (131) comprises a power viewing module (1311) and a power control module (1312), and the output end of the power management module (131) is connected with the input end of the storage battery module (112), the output end of the power management module (131) is connected with the input end of the direct current conversion module (113), the output end of the power management module (131) is connected with the input end of the boosting module (114).
8. The virtual power plant multipotency complementation based source-load-store optimal configuration system according to claim 1, characterized in that: the electric energy storage system (14) comprises an electric quantity redundancy module (141), a voltage regulation module (142), an alternating current conversion module (143) and an electric quantity storage module (144), wherein an output end of the electric quantity redundancy module (141) is connected with an input end of the voltage regulation module (142), an output end of the voltage regulation module (142) is connected with an input end of the alternating current conversion module (143), an output end of the electric quantity storage module (144) is connected with an input end of the voltage regulation module (142), an output end of the voltage regulation module (142) is connected with an input end of the electric power transmission system (17), and an output end of the electric power calling module (134) is connected with an input end of the electric quantity storage module (144).
9. The method for optimizing the configuration system of the source load storage based on the virtual power plant multi-energy complementation is characterized by comprising the following steps: the method specifically comprises the following steps:
s1: the photovoltaic power generation system comprises a power generation module (111) in a photovoltaic power generation system (11), an electric storage module (112), a direct current conversion module (113) and a boosting module (114), wherein the power generation module (111) absorbs solar energy to convert light energy into electric energy and stores the electric energy in the electric storage module (112), electric quantity in the electric storage module (112) converts direct current into alternating current, electric quantity which can flow to the outside is calculated through an electric selling calculation system (115), meanwhile, a thermal power generation system (12) generates power, and the generated power of the photovoltaic power generation system (11) are distributed through an intelligent power distribution system (15) or transmitted to an electric energy storage system (14) through a power redundancy module (141);
s2: the photovoltaic power supply module (151), the thermal power supply module (152) and the electricity storage power supply module (153) are respectively used for receiving electric quantity input by the photovoltaic power generation system (11), electric quantity input by the thermal power generation system (12) and electric quantity input by the electric energy storage system (14), when the electric quantity is normally supplied, the priority power supply module (154) preferentially selects the photovoltaic power supply module (151) or the thermal power supply module (152) to preferentially supply power, inputs the power to the power grid power supply module (157), and then transmits the power to the user power distribution system (18) through the power transmission system (17);
s3: the user power distribution system (18) reduces the voltage of the transmitted electric quantity to the electric power consumption voltage through the voltage reduction module (181), calculates the shared electric quantity through the electric power amount calculation module (182), and then respectively transmits the electric power to the electric power user unit 1(1841), the electric power user unit 2(1842), the electric power user unit 3(1843) and the electric power user unit N (1844) in the private electric power consumption module (184);
s4: the electric quantity in the electric storage module (112) is checked through an electric power management module (131) in the energy storage regulation and control system (13), then the effect and the calculated quantity of the alternating current are checked through an amount counting module (132) and an amount comparison module (133), then the electric power is transmitted to a private electricity utilization module (184) through an electricity power calling module (134) and a boosting module (114), wherein the electricity power calling optimization module (185) collects all energy utilization information of a user and basic data of energy supply measurement through a system information communication network unit (1851), the basic data are analyzed and processed through a cloud information processing unit (1852), an optimized energy utilization scheme is provided for the user through an optimized electricity supply processing unit (1853), and the electric power generated by home photovoltaic power generation is preferentially used.
10. The method for optimally configuring the system based on the virtual power plant multi-energy complementation source load and storage according to claim 9, characterized in that: in the step S2, when the power consumption peak period is reached, the power regulation module (162) in the emergency power regulation system (16) is started through the control module (155), the total power consumption is counted through the power consumption amount counting module (161), and whether the power consumption exceeds the power supply amount is judged, and the independent power supply module (164) or the common power supply module (165) is started, so that the photovoltaic power supply module (151), the thermal power supply module (152) and the power storage and supply module (153) supply power together or independently.
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