CN116885840A - Distributed new energy online monitoring method and system based on real-time data - Google Patents
Distributed new energy online monitoring method and system based on real-time data Download PDFInfo
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Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J13/00—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network
- H02J13/00001—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network characterised by the display of information or by user interaction, e.g. supervisory control and data acquisition systems [SCADA] or graphical user interfaces [GUI]
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J13/00—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network
- H02J13/00002—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network characterised by monitoring
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J13/00—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network
- H02J13/00006—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network characterised by information or instructions transport means between the monitoring, controlling or managing units and monitored, controlled or operated power network element or electrical equipment
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J13/00—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network
- H02J13/00032—Systems characterised by the controlled or operated power network elements or equipment, the power network elements or equipment not otherwise provided for
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J3/00—Circuit arrangements for ac mains or ac distribution networks
- H02J3/007—Arrangements for selectively connecting the load or loads to one or several among a plurality of power lines or power sources
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J3/00—Circuit arrangements for ac mains or ac distribution networks
- H02J3/04—Circuit arrangements for ac mains or ac distribution networks for connecting networks of the same frequency but supplied from different sources
- H02J3/06—Controlling transfer of power between connected networks; Controlling sharing of load between connected networks
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J3/00—Circuit arrangements for ac mains or ac distribution networks
- H02J3/12—Circuit arrangements for ac mains or ac distribution networks for adjusting voltage in ac networks by changing a characteristic of the network load
- H02J3/14—Circuit arrangements for ac mains or ac distribution networks for adjusting voltage in ac networks by changing a characteristic of the network load by switching loads on to, or off from, network, e.g. progressively balanced loading
- H02J3/144—Demand-response operation of the power transmission or distribution network
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J3/00—Circuit arrangements for ac mains or ac distribution networks
- H02J3/28—Arrangements for balancing of the load in a network by storage of energy
- H02J3/32—Arrangements for balancing of the load in a network by storage of energy using batteries with converting means
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J3/00—Circuit arrangements for ac mains or ac distribution networks
- H02J3/38—Arrangements for parallely feeding a single network by two or more generators, converters or transformers
- H02J3/381—Dispersed generators
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J2203/00—Indexing scheme relating to details of circuit arrangements for AC mains or AC distribution networks
- H02J2203/10—Power transmission or distribution systems management focussing at grid-level, e.g. load flow analysis, node profile computation, meshed network optimisation, active network management or spinning reserve management
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J2203/00—Indexing scheme relating to details of circuit arrangements for AC mains or AC distribution networks
- H02J2203/20—Simulating, e g planning, reliability check, modelling or computer assisted design [CAD]
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J2300/00—Systems for supplying or distributing electric power characterised by decentralized, dispersed, or local generation
- H02J2300/20—The dispersed energy generation being of renewable origin
- H02J2300/22—The renewable source being solar energy
- H02J2300/24—The renewable source being solar energy of photovoltaic origin
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J2300/00—Systems for supplying or distributing electric power characterised by decentralized, dispersed, or local generation
- H02J2300/20—The dispersed energy generation being of renewable origin
- H02J2300/28—The renewable source being wind energy
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Human Computer Interaction (AREA)
- Remote Monitoring And Control Of Power-Distribution Networks (AREA)
Abstract
The invention relates to the technical field of data processing methods and systems specially suitable for management and supervision purposes, and particularly discloses a distributed new energy online monitoring method and system based on real-time data, wherein the monitoring method comprises the steps of establishing a topological energy network in step S1, establishing a minimum energy supply sub-network in step S2, completing the establishment of the minimum energy supply sub-network in step S3, completing the connection of residual endpoints in step S4 and carrying out online monitoring in step S5; the invention builds the new energy network through the topological map, and simplifies the building flow; according to the invention, four layers are established, so that the expression accuracy of the topological map is improved; the invention establishes the minimum energy supply sub-network, the regional large network is simplified into a plurality of relatively closed small networks, and the control difficulty is reduced; the invention sets a certain power threshold, ensures that the minimum energy supply sub-network cannot be broken easily when the power fluctuation occurs at the energy consumption end and the energy supply end, and improves the system stability.
Description
Technical Field
The invention belongs to the technical field of data processing methods and systems specially suitable for management and supervision purposes, and particularly discloses a distributed new energy online monitoring method and system based on real-time data.
Background
The distributed energy DER (distributed energy resources) is an energy comprehensive utilization system distributed at a user side, the distributed new energy technology is an important development direction of energy technology in the future world, is an energy supply mode built at the user side, can independently operate and can also operate in a grid-connected mode, is a system for determining the mode and the capacity by maximizing the resource and environmental benefits, integrates and optimizes various energy demands of the user and the resource allocation status, adopts a novel energy system with demand response type design and modularized allocation, and has the characteristics of high energy utilization efficiency, small negative environmental influence and good energy supply reliability and economic benefit compared with a distributed energy supply mode with centralized energy supply.
However, the traditional centralized energy supply mode, such as a large-scale thermal power station, a hydropower station and the like, has scale advantages, and can utilize a centralized monitoring equipment cluster and personnel team to perform specialized monitoring and management on energy supply.
In the prior art, some monitoring schemes aiming at distributed energy sources exist, but the technical problems are also large:
the Chinese patent with publication number of CN109149624A discloses a predictable light storage distributed energy management system and a control method thereof, and particularly discloses a method for predicting the solar radiation amount of the next day through meteorological data, and configuring a corresponding charge amount for an energy storage unit through calculation, so that when the electricity consumption is larger than the photovoltaic generated energy, the energy storage is prevented from discharging electricity completely, peak clipping cannot be carried out, or the photovoltaic generated energy is larger than the electricity consumption, the energy storage unit is filled up and cannot fill valleys, the charge and discharge intellectualization is realized, and the working efficiency of the energy management system is improved. However, the prior art only controls photovoltaic power generation based on weather forecast, and the technical scheme for charging and discharging the energy storage battery is single in technical means and low in self-adaptability and control flexibility.
The Chinese patent with publication number CN112736969A discloses a distributed photovoltaic data processing method and system based on new energy economy dispatching, and particularly discloses a method for establishing an energy system economy dispatching linear programming mathematical model, collecting voltage and current output by a solar storage battery and an inverter, calculating output direct current power and the like, and primarily judging the working states of the solar storage battery and the inverter of each user. However, the prior art also only provides conceptual technical principles, and does not provide a technical means for implementing efficient monitoring of distributed energy sources from the perspective of quantitative calculation, so that engineering implementation cannot be directly guided.
The Chinese patent with publication number of CN111245096A discloses a distributed photovoltaic data acquisition terminal, a system and a data processing method, and particularly discloses a photovoltaic environment parameter monitoring unit which comprises a small solar cell panel, can acquire irradiance, environment temperature, environment humidity and backboard temperature, and uniformly transmits data to a distributed photovoltaic data access terminal, so that all access and real-time operation monitoring of distributed photovoltaic data are realized. Similarly, the prior art is still based on electricity data to carry out photovoltaic power generation, namely, is still a traditional energy-priority control method, and cannot exert the capacity of photovoltaic power generation to the greatest extent.
Disclosure of Invention
The invention discloses a distributed new energy online monitoring method based on real-time data, which comprises the following steps:
step S1, establishing a topological energy network;
the topological energy network is provided with four layers, which are respectively used for recording energy supply end sets { S }, which are used for providing new energy i (X si ,Y si ) Energy supply network layer for recording energy consumption end set { C } j (X cj ,Y cj ) Energy consumption network layer for recording energy storage end set { B }, and method for recording energy storage end set { B }, and computer program product k (X bk ,Y bk ) Energy storage network layer and method for recording energy link setsIs an energy link layer of (a);
wherein S is i (X si ,Y si ) Representing the coordinates of the ith energy supply end on the topological energy network as (X si ,Y si )、C j (X cj ,Y cj ) Representing the j-th energy consuming end as a coordinate (X cj ,Y cj )、Bk(X bk ,Y bk ) Representing the coordinate of the kth energy storage end on the topological energy network as (X bk ,Y bk )、L n Representing an nth energy link;
s2, establishing a minimum energy supply sub-network; and selecting a plurality of energy consumption ends to be connected with the energy supply ends, so that the real-time power sum of all the energy supply ends is larger than the real-time power sum of all the energy consumption ends, and the difference value is smaller than a preset first threshold value.
S3, completing establishment of a minimum energy supply sub-network; based on all energy consumption reference points C j (X cj ,Y cj ) Repeating the step S2 to complete the establishment of all the minimum energy supply sub-networks, wherein the internal interconnection of any minimum energy supply sub-network is higher than the external interconnection thereof; the internal interconnectivity refers to the average number of connections between internal endpoints of any minimum energy supply sub-network, and the external interconnectivity refers to the average number of connections between internal endpoints of any minimum energy supply sub-network and external endpoints not belonging to the minimum energy supply sub-network;
s4, completing connection of the remaining endpoints; the rest energy consumption end and the energy supply end are connected with the nearest energy storage end, and all the energy storage ends are connected with the nearest energy link nodes;
s5, online monitoring; and transmitting the fluctuation condition of the real-time power to a total control machine room by all the minimum energy supply sub-networks, and carrying out on-line monitoring of the distributed new energy by the total control machine room by using the minimum energy supply sub-networks.
Further, the step S2 includes:
step S21, connecting the energy consumption end C j (X cj ,Y cj ) The power sequence { PC of the power consumption end is obtained by arranging the power consumption in real time from large to small j };
Step S22, a { PC { power sequence of the energy consumption end j Left-cut out of a predetermined number of energy consuming ends C j (X cj ,Y cj ) As energy consumption reference points, penetrating and marking the energy consumption network layer, the energy storage network layer and the energy link layer;
step S23, on the energy supply network layer, from the energy consumption datum point C j (X cj ,Y cj ) Starting, searching the nearest energy supply end S i (X si ,Y si ) Establishing an energy link
S24, comparing and judging the relation between the energy supply end real-time power sum and the energy consumption end real-time power sum;
if the real-time power sum of the energy supply end is larger than the real-time power sum of the energy consumption end and the difference value is larger than a preset first threshold value, a new energy consumption end is accessed;
if the real-time power sum of the energy supply end is smaller than the real-time power sum of the energy consumption end and the absolute value of the difference value is larger than a preset second threshold value, a new energy supply end is connected;
and judging to finish the establishment of a minimum energy supply sub-network until the real-time power sum of the energy supply end is larger than the real-time power sum of the energy consumption end and the difference value is smaller than or equal to a preset first threshold value.
Further, the energy supply end is solar photovoltaic power generation equipment.
Further, the energy supply end is wind power generation equipment.
Further, the energy supply end is geothermal energy power generation equipment.
Furthermore, the energy consumption end is household electric equipment.
Furthermore, the energy consumption end is a charging device for the new energy vehicle.
Furthermore, the energy consumption end is new energy municipal equipment.
The invention also provides a distributed new energy online monitoring system based on the real-time data, which is used for implementing the monitoring method and is characterized by comprising an energy supply end, an energy consumption end, an energy storage end, an energy link and a general control machine room for online monitoring.
Advantageous effects
Compared with the prior art, the invention provides a distributed new energy online monitoring method and system based on real-time data, which have the following beneficial effects:
1. the invention builds the new energy network through the topological map, simplifies the building flow, eliminates unnecessary information, reduces the control difficulty, and is convenient for the high-efficiency and accurate implementation of the electrified automatic control.
2. The invention establishes four layers, namely an energy supply network layer for recording an energy supply end set for providing new energy, an energy consumption network layer for recording an energy consumption end set, an energy storage network layer for recording an energy storage end set and an energy link layer for recording an energy link set; the method improves the expression accuracy of the topological map, simplifies the control difficulty of single-layer equipment, can independently display or adjust the layer when any equipment is abnormal, and improves the maintenance efficiency.
3. The invention establishes the minimum energy supply sub-network, and completes the establishment of the minimum energy supply sub-network from the energy consumption datum point, wherein the minimum energy supply sub-network has encapsulation, namely, the internal interconnection degree is higher, the external interconnection degree is lower, the minimum energy supply sub-network can be regarded as a simplified energy supply network, the regional large network is simplified into a plurality of relatively closed small networks, and the control difficulty is reduced.
4. The invention sets a certain power threshold value, ensures that the established minimum energy supply sub-network cannot be broken easily when the power fluctuation occurs at the energy consumption end and the energy supply end, and improves the system stability.
Drawings
Fig. 1 is a schematic diagram of a substation location of the annular high-speed rail power supply system of the present invention.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Embodiment one:
the distributed new energy online monitoring method based on the real-time data is characterized by comprising the following steps of:
step S1, establishing a topological energy network;
the topological energy network is provided with four layers, which are respectively used for recording energy supply end sets { S }, which are used for providing new energy i (X si ,Y si ) Energy supply network layer for recording energy consumption end set { C } j (X cj ,Y cj ) Energy consumption network layer for recording energy storage end set { B }, and method for recording energy storage end set { B }, and computer program product k (X bk ,Y bk ) Energy storage network layer and method for recording energy link setsIs an energy link layer of (a);
the energy supply end is one or more of solar photovoltaic power generation equipment, wind power generation equipment and geothermal energy power generation equipment; the energy consumption end is one or more of household electric equipment, charging equipment for new energy vehicles and new energy municipal equipment;
wherein S is i (X si ,Y si ) Representing the coordinates of the ith energy supply end on the topological energy network as (X si ,Y si )、C j (X cj ,Y cj ) Representing the j-th energy consuming end as a coordinate (X cj ,Y cj )、B k (X bk ,Y bk ) Representing the coordinate of the kth energy storage end on the topological energy network as (X bk ,Y bk )、L n Representing an nth energy link;
s2, establishing a minimum energy supply sub-network; selecting a plurality of energy consumption ends to be connected with the energy supply ends, so that the real-time power sum of all the energy supply ends is larger than the real-time power sum of all the energy consumption ends, and the difference value is smaller than a preset first threshold value;
the step S2 includes:
step S21, connecting the energy consumption end C j (X cj ,Y cj ) The power sequence { PC of the power consumption end is obtained by arranging the power consumption in real time from large to small j };
Step S22, a { PC { power sequence of the energy consumption end j Left-cut out of a predetermined number of energy consuming ends C j (X cj ,Y cj ) As energy consumption reference points, penetrating and marking the energy consumption network layer, the energy storage network layer and the energy link layer;
step S23, on the energy supply network layer, from the energy consumption datum point C j (X cj ,Y cj ) Starting, searching the nearest energy supply end S i (X si ,Y si ) Establishing an energy link
S24, comparing and judging the relation between the energy supply end real-time power sum and the energy consumption end real-time power sum;
if the real-time power sum of the energy supply end is larger than the real-time power sum of the energy consumption end and the difference value is larger than a preset first threshold value, a new energy consumption end is accessed;
if the real-time power sum of the energy supply end is smaller than the real-time power sum of the energy consumption end and the absolute value of the difference value is larger than a preset second threshold value, a new energy supply end is connected;
judging to finish the establishment of a minimum energy supply sub-network until the real-time power sum of the energy supply end is larger than the real-time power sum of the energy consumption end and the difference value is smaller than or equal to a preset first threshold value;
s3, completing establishment of a minimum energy supply sub-network; based on all energy consumption reference points C j (X cj ,Y cj ) Repeating the step S2 to finish the establishment of all the minimum energy supply sub-networks;
s4, completing connection of the remaining endpoints; the rest energy consumption end and the energy supply end are connected with the nearest energy storage end, and all the energy storage ends are connected with the nearest energy link nodes;
s5, online monitoring; and transmitting the fluctuation condition of the real-time power to a total control machine room by all the minimum energy supply sub-networks, and carrying out on-line monitoring of the distributed new energy by the total control machine room by using the minimum energy supply sub-networks.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (9)
1. The distributed new energy online monitoring method based on the real-time data is characterized by comprising the following steps of:
step S1, establishing a topological energy network;
the topological energy network is provided with four layers, which are respectively used for recording energy supply end sets { S }, which are used for providing new energy i (X si ,Y si ) Energy supply network layer for recording energy consumption end set { C } j (X cj ,Y cj ) Energy consumption network layer for recording energy storage end set { B }, and method for recording energy storage end set { B }, and computer program product k (X bk ,Y bk ) Energy storage network layer and method for recording energy link setsIs an energy link layer of (a);
wherein S is i (X si ,Y si ) Representing the coordinates of the ith energy supply end on the topological energy network as (X si ,Y si )、C j (X cj ,Y cj ) Representing the j-th energy consuming end as a coordinate (X cj ,Y cj )、B k (X bk ,Y bk ) Representing the coordinate of the kth energy storage end on the topological energy network as (X bk ,Y bk )、L n Representing an nth energy link;
s2, establishing a minimum energy supply sub-network; selecting a plurality of energy consumption ends to be connected with the energy supply ends, so that the real-time power sum of all the energy supply ends is larger than the real-time power sum of all the energy consumption ends, and the difference value is smaller than a preset first threshold value;
s3, completing establishment of a minimum energy supply sub-network; based on all energy consumption reference points C j (X cj ,Y cj ) Repeating the step S2 to finish the establishment of all the minimum energy supply sub-networks;
s4, completing connection of the remaining endpoints; the rest energy consumption end and the energy supply end are connected with the nearest energy storage end, and all the energy storage ends are connected with the nearest energy link nodes;
s5, online monitoring; and transmitting the fluctuation condition of the real-time power to a total control machine room by all the minimum energy supply sub-networks, and carrying out on-line monitoring of the distributed new energy by the total control machine room by using the minimum energy supply sub-networks.
2. The online monitoring method for distributed new energy based on real-time data according to claim 1, wherein the method comprises the following steps: the step S2 includes:
step S21, connecting the energy consumption end C j (X cj ,Y cj ) The power sequence { PC of the power consumption end is obtained by arranging the power consumption in real time from large to small j };
Step S22, a { PC { power sequence of the energy consumption end j Left-cut out of a predetermined number of energy consuming ends C j (X cj ,Y cj ) As energy consumption reference points, penetrating and marking the energy consumption network layer, the energy storage network layer and the energy link layer;
step S23, on the energy supply network layer, from the energy consumption datum point C j (X cj ,Y cj ) Starting, searching the nearest energy supply end S i (X si ,Y si ) Establishing an energy link
S24, comparing and judging the relation between the energy supply end real-time power sum and the energy consumption end real-time power sum;
if the real-time power sum of the energy supply end is larger than the real-time power sum of the energy consumption end and the difference value is larger than a preset first threshold value, a new energy consumption end is accessed;
if the real-time power sum of the energy supply end is smaller than the real-time power sum of the energy consumption end and the absolute value of the difference value is larger than a preset second threshold value, a new energy supply end is connected;
and judging to finish the establishment of a minimum energy supply sub-network until the real-time power sum of the energy supply end is larger than the real-time power sum of the energy consumption end and the difference value is smaller than or equal to a preset first threshold value.
3. The online monitoring method for distributed new energy based on real-time data according to claim 2, wherein the method comprises the following steps: the energy supply end is solar photovoltaic power generation equipment.
4. The online monitoring method for distributed new energy based on real-time data according to claim 2, wherein the method comprises the following steps: the energy supply end is wind power generation equipment.
5. The online monitoring method for distributed new energy based on real-time data according to claim 2, wherein the method comprises the following steps: the energy supply end is geothermal energy power generation equipment.
6. The online monitoring method of distributed new energy based on real-time data according to any one of claims 3 to 4, wherein the method is characterized by comprising the following steps: the energy consumption end is household electric equipment.
7. The online monitoring method of distributed new energy based on real-time data according to any one of claims 3 to 4, wherein the method is characterized by comprising the following steps: the energy consumption end is a charging device for the new energy vehicle.
8. The online monitoring method of distributed new energy based on real-time data according to any one of claims 3 to 4, wherein the method is characterized by comprising the following steps: the energy consumption end is new energy municipal equipment.
9. A distributed new energy online monitoring system based on real-time data, for implementing the monitoring method according to any one of claims 1 to 8, comprising an energy supply end, an energy consumption end, an energy storage end and an energy link, and a general control machine room for online monitoring.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202310646596.1A CN116885840A (en) | 2023-06-02 | 2023-06-02 | Distributed new energy online monitoring method and system based on real-time data |
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CN118508441B (en) * | 2024-07-18 | 2024-09-27 | 国网信息通信产业集团有限公司 | Distributed energy scheduling management system of virtual power plant |
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CN118508441A (en) * | 2024-07-18 | 2024-08-16 | 国网信息通信产业集团有限公司 | Distributed energy scheduling management system of virtual power plant |
CN118508441B (en) * | 2024-07-18 | 2024-09-27 | 国网信息通信产业集团有限公司 | Distributed energy scheduling management system of virtual power plant |
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