WO2019225834A1 - Système et procédé de commande d'alimentation électrique utilisant un dispositif d'accumulation d'énergie et une génération d'énergie photovoltaïque - Google Patents

Système et procédé de commande d'alimentation électrique utilisant un dispositif d'accumulation d'énergie et une génération d'énergie photovoltaïque Download PDF

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Publication number
WO2019225834A1
WO2019225834A1 PCT/KR2019/001606 KR2019001606W WO2019225834A1 WO 2019225834 A1 WO2019225834 A1 WO 2019225834A1 KR 2019001606 W KR2019001606 W KR 2019001606W WO 2019225834 A1 WO2019225834 A1 WO 2019225834A1
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Prior art keywords
power
amount
predetermined time
customers
ess
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PCT/KR2019/001606
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English (en)
Korean (ko)
Inventor
김유하
유양우
Original Assignee
주식회사 광명전기
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Application filed by 주식회사 광명전기 filed Critical 주식회사 광명전기
Priority to CN201980003859.9A priority Critical patent/CN111164853A/zh
Publication of WO2019225834A1 publication Critical patent/WO2019225834A1/fr

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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
    • H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
    • H02J7/34—Parallel operation in networks using both storage and other dc sources, e.g. providing buffering
    • H02J7/35—Parallel operation in networks using both storage and other dc sources, e.g. providing buffering with light sensitive cells
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02S—GENERATION OF ELECTRIC POWER BY CONVERSION OF INFRARED RADIATION, VISIBLE LIGHT OR ULTRAVIOLET LIGHT, e.g. USING PHOTOVOLTAIC [PV] MODULES
    • H02S40/00—Components or accessories in combination with PV modules, not provided for in groups H02S10/00 - H02S30/00
    • H02S40/30—Electrical components
    • H02S40/38—Energy storage means, e.g. batteries, structurally associated with PV modules
    • 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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B10/00—Integration of renewable energy sources in buildings
    • Y02B10/10—Photovoltaic [PV]
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00—Energy generation through renewable energy sources
    • Y02E10/50—Photovoltaic [PV] energy
    • Y02E10/56—Power conversion systems, e.g. maximum power point trackers
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E70/00—Other energy conversion or management systems reducing GHG emissions
    • Y02E70/30—Systems combining energy storage with energy generation of non-fossil origin
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P80/00—Climate change mitigation technologies for sector-wide applications
    • Y02P80/20—Climate change mitigation technologies for sector-wide applications using renewable energy

Definitions

  • the present invention relates to a power supply control system and method using an energy storage device and photovoltaic power generation, and more particularly, a target demand power amount of each of a plurality of customers, a strategic production amount according to photovoltaic power generation, and a power amount stored in the energy storage device
  • the present invention relates to an energy storage device and a power supply control system using photovoltaic power generation that supply power to consumers by continuously comparing them.
  • An energy storage system is a device for improving energy use efficiency and inducing stabilization of a power supply system by storing and using electrical energy when needed.
  • ESS is used to prevent large power outages during periods of high power consumption, such as summer, or in areas with many factories. Especially in high power usage areas such as industrial complexes where large factories are concentrated, it is necessary to use ESS to prevent blackout and to lower power bills.
  • ESS needs to be spread to various types of consumer groups (industrial, commercial buildings, multi-unit houses, etc.) due to various advantages, but low operating profits and high initial investment costs are hindering the spread of ESS. . Therefore, a new value-added method using ESS has emerged, and a service that stores energy generated through solar power generation in the ESS and uses the energy stored in the ESS to supply power to the consumer when the customer needs it has appeared.
  • the power supply service as described above has a problem that does not consider the amount of power due to solar power generation, the ever-changing ESS battery, the target demand power amount of the customers, which must be different depending on weather conditions.
  • the present invention has been made to solve the above problems, the technical problem to be achieved is to continuously compare the target demand power amount of each of the plurality of customers and the strategic production amount according to the photovoltaic power generation and the amount of power stored in the energy storage device
  • the energy storage device to provide the target demand power to the consumer, and to notify the consumer of the corrected target power when the sum of the amount of electricity generated by the solar power generation and the amount of power stored in the energy storage device does not reach the target demand power; It is to provide a power supply control system and method using solar power generation.
  • an embodiment of the present invention provides a photovoltaic power generation module for producing electrical energy using sunlight, an ESS (Energy Storage System) for storing electrical energy produced by the photovoltaic module,
  • a solar energy operation system including a controller for controlling the movement of the electrical energy produced by the photovoltaic module and the electrical energy stored in the ESS, based on the solar radiation data
  • a photovoltaic power generation predicting unit configured to predict a power generation amount of a power generation module, a power consumption predicting unit configured to predict a real-time power consumption of a customer based on past power usage data of a customer to be supplied with power, and the photovoltaic power generation predicting unit is predicted The amount of power generation and the customer predicted by the power consumption prediction unit
  • a power supply controller configured to supply power to the customer through the controller when the real time power consumption of the customer is higher than a target demand power of the customer based on the information of the real time power consumption and the information of the power amount
  • the power supply control unit when the power generation amount is greater than or equal to the value obtained by subtracting the target demand power amount from the real-time power used by the power supply to the customer using the power produced by the photovoltaic module. And the power generation amount is less than the value obtained by subtracting the target demand power amount from the real time power consumption, but the sum of the power generation amount and the amount of power stored in the ESS is greater than or equal to the value obtained by subtracting the target demand power amount from the real time power consumption.
  • the power generated by the photovoltaic module and the power stored in the ESS may be used to supply power to the customer.
  • the supply power calculation unit is configured to calculate the supply power available to the customer
  • the power supply controller may supply the power supplied by the power supply calculator to the customer.
  • the customer is a customer group consisting of a plurality of customers
  • the power consumption prediction unit predicts the real-time power consumption of each of the plurality of customers based on the past power usage data of the plurality of customers
  • the power supply The control unit is based on the information of the amount of power predicted by the photovoltaic power generation predictor, the information of the real-time power consumption of each of the plurality of customers predicted by the power usage predictor and the information of the amount of power stored in the ESS, the real-time power consumption is the target demand power amount
  • the supply A power calculation unit accommodates the plurality of Calculating the available power can be supplied to, respectively
  • the power supply control unit may supply the power supply output by the supply power calculation section to each of the plurality of suyongga
  • the supply power calculating unit when the sum of the amount of power generated and the amount of power stored in the ESS is smaller than the sum of the real-time power consumption of the plurality of customers less the sum of the target demand power of the plurality of customers, the supply power calculating unit
  • the amount of power supplied x to each of the plurality of customers which is a value obtained by subtracting a target demand power amount from the real-time power consumption of each of the plurality of customers, may be calculated by the following equation.
  • X (An / Y) * (K + S), where An is a predetermined target reduction power amount for each of the plurality of customers, Y is a sum of predetermined target supply power amounts for each of the plurality of customers, and K is The amount of power stored in the ESS, S, represents the amount of power generated.
  • the supply power calculating unit Compute each power rate for the amount of power of each of the plurality of customers by subtracting a target demand power amount from each real-time power consumption, and supply power available to each of the plurality of customers such that the sum of the respective power rates is minimum. Can be calculated.
  • the supply power calculating unit may be calculated such that each electric charge for the amount of power obtained by subtracting a target demand power amount from each of the plurality of customers in real time is equal.
  • a photovoltaic module for producing electrical energy using sunlight and ESS (Energy) for storing the electrical energy produced by the photovoltaic module Storage System
  • a method using a power supply control system using a solar energy operation system comprising a controller for controlling the movement of electrical energy produced by the photovoltaic module and the movement of electrical energy stored in the ESS
  • a predicting step of the power supply control system predicting a generation amount of the photovoltaic module based on solar radiation data, and predicting a real-time used power amount of a customer based on past power usage data of a customer to be supplied with power
  • the power supply control system The real-time power consumption of the customer, the target demand power of the customer
  • the power supply control system determines whether the supply power is higher than the target demand power of the consumer according to the supply availability determination step of determining whether the supply is higher and the supply availability determination step is higher than the target demand power amount of the customer.
  • the power supply step if the power generation amount is greater than or equal to the value obtained by subtracting the target demand power amount from the real-time use power amount, the power supply control system, the power produced by the photovoltaic module Supplies power to the customer, and the power generation amount is smaller than the real-time power consumption by subtracting the target power demand, but the sum of the power generation amount and the amount of power stored in the ESS is subtracted from the real-time power usage.
  • the power supply control system may be a step of supplying power to the customer using the power generated by the solar power module and the power stored in the ESS.
  • the power supply control system compares the target demand power amount with the sum of the power generation amount and the power amount stored in the ESS and the real-time use power amount to provide the power supply to the customer.
  • the calculation may further include calculating a supply power.
  • the customer is a customer group consisting of a plurality of customers, the predicting step, the power supply control system, based on the solar radiation data to predict the generation amount of the solar power module and the past of the plurality of customers
  • the supply power calculation process may be a process of calculating a supply power amount x that can be provided to each of the plurality of customers, which is a value obtained by subtracting a target demand power amount from the real-time power consumption of each of the plurality of customers through the following equation.
  • X (An / Y) * (K + S), where An is a predetermined target reduction power amount for each of the plurality of customers, Y is a sum of predetermined target supply power amounts for each of the plurality of customers, and K is The amount of power stored in the ESS, S, represents the amount of power generated.
  • the supply power calculation process calculates each power rate for a power amount of a value obtained by subtracting a target demand power amount from a real-time use power amount of each of the plurality of customers, and the plurality of power rates such that the sum of the respective power rates is minimum. It may be a process of calculating the supply power available to each of the dog customers.
  • the supply power calculation process calculates a supply power that can be provided to each of the plurality of consumers such that each power rate is equal to the amount of power obtained by subtracting a target demand power amount from the real-time use power amount of each of the plurality of customers. It can be a process.
  • the target demand power amount of each of the plurality of consumers continuously compares the strategic production amount according to the photovoltaic power generation and the power stored in the energy storage device to provide the target demand power amount to the customer, When the sum of the amounts of power stored in the energy storage device does not reach the target demand power amount, the customer may be notified of the revised value of the target demand power.
  • the power stored in the energy storage device may be sold and sold to maximize operating profits.
  • FIG. 1 is a block diagram illustrating a schematic configuration of a system for providing a power service to a plurality of consumers by using an energy storage device applicable to embodiments of the present invention.
  • FIG. 2 is a schematic diagram showing the detailed configuration and connection relationship of a system for providing a power service to a plurality of consumers by using an energy storage device applicable to embodiments of the present invention.
  • FIG. 3 illustrates an example of a consumer load pattern applicable to embodiments of the present invention.
  • FIG. 4 is a diagram illustrating desired service information applicable to embodiments of the present invention.
  • FIG. 5 is a flowchart illustrating a procedure of a method of providing a power service to a plurality of consumers by using an energy storage device applicable to embodiments of the present invention.
  • FIG. 6 is a diagram illustrating a detailed process of a service providing step of a method of providing a power service to a plurality of consumers by using an energy storage device applicable to embodiments of the present invention.
  • FIG. 7 is a diagram illustrating a peak cut service applicable to embodiments of the present invention.
  • FIGS. 8 to 10 are diagrams for explaining a PQ service applicable to embodiments of the present invention.
  • 11 and 12 are diagrams for explaining a UPS service applicable to embodiments of the present invention.
  • FIG. 13 is a diagram for explaining matters to be considered for providing a power service to consumers according to an embodiment of the present invention.
  • FIG. 14 is a block diagram illustrating a configuration of a power supply control system using an energy storage device and photovoltaic power generation according to an embodiment of the present invention.
  • 15 is a view illustrating a concept of a power supply control system using an energy storage device and photovoltaic power generation according to an embodiment of the present invention.
  • 16 is a view illustrating in more detail the power supply control system using the energy storage device and the photovoltaic power generation and connectable elements according to an embodiment of the present invention.
  • 17 is a diagram illustrating a process of calculating supply power according to an embodiment of the present invention.
  • FIG. 18 is a flowchart illustrating a procedure of a power supply control method using an energy storage device and photovoltaic power generation according to another embodiment of the present invention.
  • first and second may be used to describe various components, but the components should not be limited by the terms. The terms are used only for the purpose of distinguishing one component from another.
  • first component may be referred to as the second component, and similarly, the second component may also be referred to as the first component.
  • FIG. 1 is a schematic configuration of a system (hereinafter, referred to as “solar energy management system 100”) that provides power service to a plurality of consumers by using an energy storage device applicable to embodiments of the present invention.
  • FIG. 2 is a block diagram illustrating the detailed configuration of the solar energy management system 100 and its connection relationship.
  • the solar energy operation system 100 includes a solar power module 110, an energy storage system (ESS) 120, a controller 130, and a customer group selector 140. .
  • ESS energy storage system
  • the photovoltaic module 110 produces electrical energy using solar light and may be formed in a form including one or more photovoltaic (PV) modules.
  • PV photovoltaic
  • the ESS 120 stores the electrical energy produced by the photovoltaic module 110, and the controller 130 controls the movement of the electrical energy produced by the photovoltaic module 110 and the electrical energy stored in the ESS 120. Control the movement
  • the controller 130 may be implemented in a form that includes specific components described below and a separate device (eg, a computer, a smartphone, etc.) for controlling the components.
  • the controllers 130 and 130 include a solar power conversion system (PCS) 131 having a solar inverter for converting the direct current electrical energy produced by the photovoltaic module 110 into the form of alternating current electrical energy. And a plurality of load-side power conversion systems (PCS) 132 having a unidirectional inverter that transfers the electrical energy stored in the ESS 120 to the load side but blocks the electrical energy of the load side from moving to the ESS 120 side.
  • the ESS 120 may include an ESS PCS (Power Conversion System) 133 having a bidirectional inverter for transmitting AC electric energy to the ESS 120 and transmitting the electric energy stored in the ESS 120 to the outside.
  • PCS Power Conversion System
  • the photovoltaic PCS 131 further includes a solar energy meter for measuring the amount of electrical energy produced by the photovoltaic module 110, and each load side PCS 132 is configured to control the amount of electrical energy delivered to the load side. It is further provided with a load-side meter for metering the quantity, the ESS PCS 133 further includes an ESS 120 meter for metering the amount of electrical energy stored in the ESS 120 and the amount of electrical energy supplied from the ESS 120 to the outside. It can be provided.
  • the customer group selecting unit 140 or 140 analyzes the load pattern of the customer based on the previously provided information of the customer, and selects a customer group including a plurality of customers as the load side, which is a supply target of the electric energy stored in the ESS 120 or 120. Select.
  • the customer group selector 140 analyzes the load pattern of the hourly customer based on the information of the previously provided customer, and sets the type of the customer as a regular power use customer or an irregular power use customer according to the analysis result.
  • a population of consumers may be formed to include one or more regular power usage consumers and irregular power usage consumers.
  • the customer group selector 140 analyzes the load pattern of the hourly customer based on the information of the provided customer, and according to the analysis result, the type of the customer is a daytime high-power user, night-time high-power user, day and night constant power use customer Alternatively, it may be set to a specific time zone high power usage audience, and the customer group may be formed to include one or more daytime high power usage customers and nighttime high power usage customers, or may be configured to include one or more day and night constant power usage customers and a specific time zone high power usage customers. .
  • the information of the provided customer may include at least one of a kind of a customer, a maximum power consumption of the customer, a minimum power consumption of the customer, a power usage time of the customer, a location of the customer, and an electric charge of the customer.
  • the customer group selector 140 regularly checks a customer who uses a lot of power during the daytime, such as the load pattern sample A 301. It may be set to a power usage audience or a daytime high power usage audience, and a consumer with high power usage at night time, such as the load pattern sample B 302, may be set to a regular power usage audience or a nighttime high power usage audience.
  • the customer group selecting unit 140 may set the customer with a high power consumption in both the load pattern sample C 303 and the day and night time zone as a regular power use customer or a day and night constant power use customer, For example, a customer who consumes only a certain amount of time can be set up as a non-periodical consumer or for a specific period of time.
  • the efficiency of the operation of the ESS may be improved by grouping a group of consumers to be provided with the power service based on the power usage trend of each of the plurality of consumers.
  • the solar energy management system 100 may further include a power system 150 for supplying external grid power.
  • the power system 150 in Korea supplies the electrical energy provided by KEPCO.
  • the electrical energy stored in the ESS 120 may be transferred to the power system through the bidirectional inverter by the controller 130 and may be transmitted to the outside. Accordingly, the solar energy operation system 100 may increase sales revenue by providing services to customers and selling the remaining electrical energy in the ESS 120 to the power system 150.
  • the unidirectional inverter since the unidirectional inverter is installed in the load-side customer, general power used by the load side cannot be transmitted to the ESS, and thus all the electric energy stored in the ESS is generated by the solar power generation of the photovoltaic module 110. Using the energy management system 100 can maximize sales revenue
  • FIG. 4 is a diagram illustrating desired service information applicable to embodiments of the present invention.
  • the controller 130 may include a peak cut service, a PQ service, and a UPS service from each of a plurality of customers.
  • Receiving the desired service information corresponding to any one, using the electrical energy stored in the ESS 120 may provide a service according to the desired service information to each of the plurality of customers.
  • the controller 130 uses the plurality of consumers in real time based on target demand power information of the plurality of customers, power generation information of the photovoltaic module 110, electrical energy information stored in the ESS 120, and current time information.
  • the power is checked and the real-time power used by the specific customer is greater than the power used according to the target demand power information of the specific customer, the electric energy produced by the photovoltaic module 110 or the electricity stored in the ESS 120 at the specific customer. Can provide energy.
  • the real-time power consumption of the customer described herein means the amount of power expected to be used for a predetermined time of the customer
  • the target demand power amount means the amount of power previously set by the customer for use during the predetermined time of the customer
  • the target The reduced power amount means a power amount preset by the system provider to be supplied during the predetermined time of the customer.
  • the base rate of the domestic electricity bill is determined based on the peak value of electrolytic power use, so lowering the peak value can save the base rate. For example, when the A consumer sets the target demand power to 1000 KW, the controller 130 checks this, and when the A consumer uses the power greater than 1000 KW, the electric energy produced by the photovoltaic module 110 as the A consumer. Alternatively, the electrical energy stored in the ESS 120 may be provided. Accordingly, the A customer can obtain the effect of reducing the basic fee of the electric bill. This service is called a peak cut service.
  • the controller 130 may identify the photovoltaic module 110 using the electrical energy produced by the photovoltaic module 110. After supplying electrical energy to the customer, the remaining electrical energy may be stored in the ESS 120.
  • a state of charge (SOC) of the ESS 120 becomes greater than or equal to a preset ratio.
  • the controller 130 may transmit the electric energy stored in the ESS 120 to the power system 150 through the bidirectional inverter. This allows the system operator to earn sales revenue by selling power sold to the power system.
  • the predetermined ratio of SOC may be set to 80% or more or 100%, but is not limited thereto.
  • the controller 130 may convert the electrical energy stored in the ESS 120 into a predetermined ratio of the SOC of the ESS 120. It can be discharged until it can supply electrical energy to a particular consumer, where the predetermined ratio of SOC may be 20%, but is not limited thereto.
  • the system manager may generate the amount of power generated by the solar power module 110 at a preset daytime through the controller 130.
  • the power used on the load side it is possible to efficiently determine whether to supply the electric energy produced by the photovoltaic module 110 to the customer, or to use the electric energy for the customer by discharging the energy stored in the ESS 120.
  • FIG. 5 is a flowchart illustrating a procedure of a method of providing a power service to a plurality of consumers by using an energy storage device applicable to embodiments of the present invention
  • FIG. 6 is applicable to embodiments of the present invention.
  • FIG. I s a view illustrating a detailed process of a service providing step of a method of providing a power service to a plurality of consumers by using an energy storage device.
  • a method of providing a power service to a plurality of consumers by using an energy storage device applicable to embodiments of the present invention is an operation method using the solar energy operation system 100 described above with reference to FIGS. 1 to 4.
  • the description overlapping with the above description will be omitted.
  • a method of providing a power service to a plurality of consumers by using an energy storage device includes a photovoltaic module and a photovoltaic module that generate electrical energy using solar light. It includes an ESS (Energy Storage System) that stores the generated electric energy, a controller that controls the movement of the electric energy produced by the photovoltaic module and the movement of the electric energy stored in the ESS, and a consumer group selector that selects the target audience group for service.
  • ESS Electronicgy Storage System
  • a customer group selector analyzes a load pattern of a customer based on information provided by a customer (s510), and a customer group selector selects a plurality of consumers to be serviced based on the results of the analysis step.
  • a consumer group forming step of forming a consumer group including s520, and the controller returns Of the desired service information being transmitted from suyongga respectively, and a service providing step (s530) for providing a service according to the desired service information using the electric energy stored for each of a plurality of suyongga the ESS.
  • the customer group selector analyzes the load pattern of the customer over time based on the information of the pre-provided customer, and sets the type of the customer as a regular power use customer or an irregular power use customer according to an analysis result. It may be a step.
  • the customer group forming step (s520) may be a step in which the customer group selector forms the customer group to include one or more regular power usage consumers and irregular power usage consumers.
  • the customer group selector analyzes the load pattern of the customer over time based on the information of the provided customer, and according to the analysis result, the type of the customer is selected as a daytime high-power user, nighttime high-power user, day / night constant power user, or specific time zone high power. It may be a step of setting the use audience.
  • the consumer group forming step (s520) the consumer group selector forms the consumer group to include one or more daytime high-power user and nighttime high-power user, or one or more night / day constant power use customers and specific time zone high-power user consumers. It may be a step of forming to include.
  • the desired service information may correspond to any one of a peak cut service, a PQ service, and a UPS service
  • the information on the provided customer may include the type of customer, the maximum power consumption of the customer, the lowest power consumption of the customer, and the power usage of the customer. It may include at least one or more of the time, the location of the customer and the electric charge of the customer.
  • the service providing step (s530) may be performed by the controller based on target demand power information of the plurality of customers, power generation information of the solar power module, electrical energy information stored in the ESS, and current time information.
  • target demand power information of the plurality of customers power generation information of the solar power module
  • electrical energy information stored in the ESS current time information.
  • the controller uses the energy produced by the photovoltaic module to supply electricity to the specific customer.
  • the remaining electrical energy after supplying energy may further include a storage process (s621) for storing in the ESS.
  • the system for providing a power service to a plurality of consumers using the energy storage device further includes a power system for supplying external system power, the service providing step (s530) according to the storage process (s621)
  • the controller may further include a selling process s622 of transmitting the electrical energy stored in the ESS to the power system so as to be sold to the power system.
  • the controller sets the SOC of the ESS to the electric energy stored in the ESS. It may further include a discharge process (s630) for supplying electrical energy to the specific consumer by discharging until the ratio.
  • the method for providing a power service to a plurality of consumers using the energy storage device includes all the functions and procedures performed by the solar energy operation system 100 described with reference to FIGS. 1 to 4. It may include.
  • FIG. 7 is a diagram illustrating a peak cut service applicable to embodiments of the present invention.
  • the peak cut service refers to a service that provides a power value for the difference between the peak value and the target demand power to the customer through the ESS when a peak value higher than the target demand power is generated.
  • the target demand power of N customers is calculated, and the amount of photovoltaic generation of the photovoltaic module is checked. Thereafter, the real-time power usage of the N customers is monitored. For example, in the method of providing a peak cut service applicable to the embodiments of the present invention, if the real-time used power P1 of the first consumer is greater than the target demand power P1 target of the first consumer, the remaining 2, 3, 4 Times... .
  • the real-time power used (P2, P3, P4, ...) of each of the customers and the target demand power (P2 target, P3 target, P4 target, ...) can also be compared to determine which customers will provide the peak cut service.
  • the controller can calculate the amount of solar power generated and the power value to be provided to the customers, and perform the peak cut service considering the SOC of the ESS.
  • the method of providing a peak cut service may additionally include a priority selection process for providing a priority to power.
  • the priority selection process is a method of providing power preferentially to customers with a large difference between peak value and target demand power. If the SOC of the ESS is more than 50%, the priority selection process immediately provides the peak cut service to the customers, but the SOC of the ESS is less than 20%. After increasing the charging amount of the ESS may be implemented by a method such as providing a peak cut service to the consumer, but is not limited thereto.
  • the method of providing a peak cut service may include providing a peak cut service and allowing the remaining power to be sold to the power system.
  • FIGS. 8 to 10 are diagrams for explaining a power quality (PQ) service applicable to embodiments of the present invention, with reference to this a solar energy operating system applicable to embodiments of the present invention.
  • PQ power quality
  • the PQ service provision method checks the photovoltaic generation of the photovoltaic module and SOC of the ESS, and monitors the trunk load voltage and load current for N customers. This process measures the bus voltages V1, V2, ... Vn of the customers 1, 2, and 3. to compensate for Voltage Dip, which is one of the power quality of the customer. It may be a step of measuring .In.
  • the PQ service provision method is based on the production industry of each customer, if the facilities are sensitive to the voltage fluctuations, the lower limit of the voltage variation of each customer V1 target,.... By specifying the Vn target in advance, it is determined whether the bus voltage of the corresponding customer is less than or equal to the lower limit of the voltage variation, and when the value is less than or equal to, the voltage variation compensation service is performed for the corresponding customer.
  • the PQ service providing method is to operate the PCS installed in each customer and to increase the PCS current value by increasing the PCS rated current value by a predetermined value (for example, by 10%) so that the bus voltage of the customer is above the lower limit of voltage variation. You can proceed. After that, when the system bus voltage of the customer returns to the normal state, it is possible to determine whether the system is abnormal and terminate all procedures of the PQ service providing method.
  • a predetermined value for example, by 10%
  • PQ service may be included to increase the limit capacity of the system by supplying the forward current through the PCS if the customer has a lot of ground load. This can have an effect similar to the effect of installing a capacitor for upstream.
  • the PQ service implements the principle of compensating the load current through the ESS connected to the customer to reduce the supply current of the system and thereby increase the margin ratio of the system to stabilize the system voltage. It is the same to reduce the apparent current of the system by supplying the forward current through the PCS when the power factor of the consumer is the ground power factor.
  • FIG. 10 illustrates the effect of improving the power factor as described with reference to FIG.
  • the line current is reduced by In from I 0 to I. This reduces the distribution line losses by reducing the line currents in the grid, and has the effect of making efficient use of the power system.
  • the loss reduction rate according to the PCS for PQ service at the end of the customer is as follows.
  • FIG. 11 and 12 are diagrams for explaining an uninterruptible power supply (UPS) service applicable to embodiments of the present invention.
  • UPS uninterruptible power supply
  • FIG. 11 is a flow chart showing when a UPS service is provided to an important facility (eg, computer load) in a customer.
  • an important facility eg, computer load
  • the present invention is applied to embodiments of the present invention. It is possible to supply power to consumers through PCS + ESS of available solar energy operation systems.
  • the ATS when the system is restored, the ATS is returned to use the system voltage again, and the power failure for the ESS operator and the customer to settle later Recording the time stamp and the amount of power for providing the service for a time.
  • the UPS service is a service for minimizing damage due to voltage fluctuations and the like that are equipped with computers or microprocessors used in office automation equipment (OA) and factory automation equipment (FA).
  • Fig. 12 shows an example of wiring for providing a UPS model.
  • a DC link bus of a solar energy operation system applicable to embodiments of the present invention may be connected instead of a battery of an existing UPS to provide a UPS service.
  • a group can also be used.
  • FIG. 13 is a diagram for explaining matters to be considered for providing a power service to consumers according to an embodiment of the present invention.
  • the power generation amount of the solar power module is 10
  • the target reduction power amount subtracted from the target demand power amount from the real-time power consumption of the customer will be described together with an example.
  • the target demand power of the customer is the amount of power required by the customer, which is measured based on the amount of power required by the customer or the historical data.
  • the target reduction power is the real-time power consumption of the customer minus the target power of the customer. This could mean the amount of power that must be supplied to the customer.
  • the target reduction power amount may be supplied only by the generation power amount of the solar power generation module.
  • the solar energy operation system can sell as much as two generations or can be stored in the ESS.
  • the solar energy operation system uses the amount of power stored in the ESS together with the power generation of the photovoltaic module. In this way, the target audience can be provided with the amount of power reduced.
  • the target reduction power amount 12 is obtained.
  • the supply power calculated by calculating the supply power that can be provided according to the embodiments of the present invention described below can be provided to the customer. have.
  • FIG. 14 is a block diagram showing the configuration of a power supply control system using solar power generation (hereinafter, “power supply control system 1400”) according to an embodiment of the present invention
  • FIG. 15 is a power supply control system ( 1400 is a diagram illustrating the concept of FIG. 16.
  • FIG. 16 is a diagram illustrating the power supply control system 1400 and elements connectable thereto in more detail.
  • the power supply control system 1400 is a system using the solar energy operation system 100 described above with reference to FIGS. 1 to 12. Therefore, hereinafter, a power supply control system 1400 according to an embodiment of the present invention will be described with reference to the solar energy operation system shown in FIG. 1, and descriptions overlapping with the above description will be omitted.
  • the power supply control system 1400 includes a photovoltaic power generation predicting unit 1410 configured to predict power generation of the photovoltaic module 110 based on the solar radiation data, and a past power of a customer to be supplied with power.
  • the power consumption predicting unit 1420 configured to predict the real-time power consumption of the customer based on the use data, and the power generation amount predicted by the solar power generation predicting unit 1410 and the power consumption predicting unit 1420 predicted above. Based on the information of the real-time power consumption of the customer and the information of the amount of power stored in the ESS 120, when the real-time power consumption of the customer is higher than the target demand power of the customer configured to supply power to the customer through the controller 130 The power supply control unit 1430 is included.
  • the power supply control system 1400 may generate the next solar power based on the solar radiation data. Can be predicted, and the next day's consumer power usage can be predicted based on the customer's historical power usage data. In addition, the power supply control system 1400 may determine whether to supply the target reduction power to the customer based on the predicted information and the battery information of the ESS on the day. In addition, the power supply control system 1400 supplies power to the customer if the power supply is sufficient when supplying the target reduced power, and notifies the customer in advance if sufficient power is not available, or reduces the power used by itself. Or, it can transmit information of the supply power available.
  • the power supply control unit 1430 supplies power to the customer using the power produced by the photovoltaic module 110 when the power generation amount is greater than or equal to the value obtained by subtracting the target demand power amount from the real-time power consumption.
  • the power generation amount is less than the value obtained by subtracting the target demand power amount from the real time power usage amount, and the sum of the power generation amount and the amount of power stored in the ESS 120 is greater than or equal to the value obtained by subtracting the target demand power amount from the real time power use amount
  • the power generated by the photovoltaic module 110 and the power stored in the ESS 120 may be used to supply power to the customer.
  • the power supply control system 1400 is configured to calculate the supply power available to the customer when the sum of the amount of power generated and the amount of power stored in the ESS 120 is smaller than the value of the real-time power used minus the target demand power.
  • the apparatus may further include a supply power calculator 1440. Accordingly, the power supply controller 1430 may supply the supply power calculated by the supply power calculator 1440 to the customer.
  • the customer is a customer group consisting of a plurality of customers
  • the power consumption prediction unit 1420 is to predict the real-time power consumption of each of the plurality of customers based on the past power usage data of the plurality of customers Can be.
  • the power supply controller 1430 may include information on the amount of power generated by the photovoltaic power generation predictor 1410 and information on the amount of real-time power used by each of the plurality of consumers predicted by the used power amount predictor 1420. Based on the information of the amount of power stored in the ESS 120, the real-time power consumption may supply power to the customer higher than the target demand power.
  • the supply power is calculated.
  • the unit 1440 may calculate supply power that can be provided to each of the plurality of customers, and the power supply control unit 1430 may supply the supply power calculated by the supply power calculation unit 1440 to each of the plurality of customers.
  • the supply power calculation unit 1440 calculates the power supply amount x that can be provided to each of the plurality of customers through Equation (1) below.
  • Equation (1) An is a predetermined target reduction power amount for each of the plurality of customers, Y is the sum of the predetermined target supply power amount for each of the plurality of customers, K is the amount of power stored in the ESS 120, S Represents the power generation amount.
  • the plurality of customers are a customer 1 (A1), a customer 2 (A2) and a customer 3 (A3)
  • the sum of the amount of power generation and the amount of power stored in the ESS 120 is A1 to the sum of the real-time power consumption of the A1 to A3 customer
  • the supply power P1 available to A1 is the result of ⁇ A1 / (A1 + A2 + A3) ⁇ * (K + S) and is provided to A2.
  • Possible supply power P2 is the result of ⁇ A2 / (A1 + A2 + A3) ⁇ * (K + S)
  • supply power P3 available to A3 is ⁇ A3 / (A1 + A2 + A3) ⁇ * (K + S).
  • 17 is a diagram illustrating a process of calculating supply power according to an embodiment of the present invention.
  • a supply power calculation unit Unlike the calculation of the supply power available to the customer through Equation (1), the operation 1440 calculates each electric charge for the amount of power obtained by subtracting a target demand power amount from the real-time power consumption of each of the plurality of customers.
  • the supply power available to each of the plurality of customers may be calculated such that the sum of the respective power rates is minimum.
  • the calculated supply power may be supplied to the consumers by the power supply controller 1430.
  • the power supply control system 1400 preferentially supplies power to the customers with the highest base rate in order to minimize damages when the base rate of power usage preset for each customer of each of A1 to A3 is a, b, and c days. Can be supplied.
  • the loss amount Z according to the power rate of the target reduction power which is a value obtained by subtracting the target demand power from the real-time power consumption of the plurality of consumers, can be generalized by the following equation (2).
  • a, b, and c are base rates of power consumption preset for each customer of A1 to A3, and A, B, and C are target reduction power amounts initially set for A1 to A3, respectively, and A ', B' and C Are the adjusted target reduction power amounts of A1 to A3, respectively.
  • the amounts of power supplied to A1 to A3 are P1, P2 and P3, respectively.
  • the numerical values must be set such that the Z value becomes this minimum. If a> b> c, it may be represented as a flowchart shown in FIG. 17.
  • the power supply control system 1400 first compares the sum of the amount of power K stored in the ESS 120 with the amount of generation S of the photovoltaic module 110 with A (S1701).
  • the power supply control system 1400 in step S1701, if the sum of S and K is less than or equal to A, provides A1 with P plus S and K and does not supply power with A2 and A3.
  • P1 corresponds to A '.
  • the power supply control system 1400 determines whether the power P1 provided to A1 at the sum of S and K is greater than B (s1702). .
  • the power supply control system 1400 supplies the power of A to A1 if the value of the power P1 provided to A1 at the sum of S and K is less than or equal to B in step S1702, and to A2.
  • the sum of S and K is subtracted from A by the amount of power, and A3 is not supplied.
  • the amount of power remaining after subtracting power by A from the sum of S and K corresponds to B '.
  • the power supply control system 1400 provides the power of A to A1 and the power of B to A2 if the value of the power P1 provided to A1 in the sum of S and K is greater than B in step S1702. Power is supplied, and A3 is given the sum of S and K minus P1 and P2.
  • the amount of power remaining after subtracting P1 and P2 from the sum of S and K corresponds to C '.
  • the supply power is calculated.
  • the unit 1440 may calculate the supply power that can be provided to each of the plurality of consumers such that each power rate is equal to the power amount of the real-time power consumption of each of the plurality of customers, minus a target demand power amount. Equation (3) below can be used.
  • a and b are basic charges of power consumption preset for each customer of customers A1 and A2, and A and B are target reduction powers initially set for customers A1 and A2, respectively, A 'and B 'Is the adjusted target reduction power of customers A1 and A2, respectively.
  • Z is the sum of the damages (power charges) caused by the sum of the real-time used powers of the customers A1 and A2 being greater than the sum of the target demand powers of the customers A1 and A2.
  • the power supply control unit 1430 may supply the powers A 'and B' calculated by the power supply calculation unit 1440 to the customers A1 and A2 through the controller, respectively, through Equation (3).
  • FIGS. 13 to 17 are flowchart illustrating a procedure of a power supply control method using photovoltaic power generation according to another embodiment of the present invention, and the power supply control method using photovoltaic power generation according to the present embodiment is described with reference to FIGS. 13 to 17.
  • the power supply control method includes a photovoltaic module for producing electrical energy using sunlight, an ESS (Energy Storage System) for storing the electrical energy produced by the photovoltaic module, and the solar
  • a power supply control system using a solar energy operation system including a controller for controlling the movement of electrical energy produced by the photovoltaic module and the electrical energy stored in the ESS, the power supply control system, the solar radiation
  • the power supply control system includes: Determine whether the real-time power consumption is higher than the target demand power of the customer If it is determined in step S1820 and the supply availability determination step (s1820) that the real-time power consumption of the customer is higher than the target demand power of the customer, the power supply control system, the information of the estimated generation amount And a power supply step (
  • the power supply control system uses the power generated by the photovoltaic module to generate the power.
  • the power is supplied to a customer, and the power generation amount is smaller than the real-time power consumption minus the target demand power amount, but the sum of the power generation amount and the power amount stored in the ESS is greater than the real-time power consumption minus the target power demand amount.
  • the power supply control system may be a step of supplying power to the customer by using the power generated by the photovoltaic module and the power stored in the ESS.
  • the power supply control system calculates the supply power available to the customer by comparing the target demand power amount from the sum of the amount of power generation and the amount of power stored in the ESS and the real-time use power amount
  • the method may further include a supply power calculation process.
  • the customer may be a customer group consisting of a plurality of customers, in this case, the prediction step (s1810), the power supply control system, based on the solar radiation data to predict the amount of generation of the solar power module and the plurality of It may be a step of predicting the real-time power consumption of each of the plurality of customers based on the customer's past power usage data.
  • the power supply step (s1830), the power supply control system, the real-time power consumption based on the information of the estimated power generation amount, the information of the real-time power consumption of each of the plurality of customers and the amount of power stored in the ESS It may be a step of supplying power to the customer higher than the target demand power.
  • the power The supply control system may be a process of calculating, through Equation (1), the amount of supply power x that can be provided to each of the plurality of customers, which is a value obtained by subtracting a target demand power amount from the real-time power consumption of each of the plurality of customers.
  • the power A supply control system calculates each power rate for the amount of power obtained by subtracting a target demand power amount from the real-time power consumption of each of the plurality of customers, and supplies each of the plurality of customers so that the sum of the respective power rates is minimum. It may be a process of calculating a supply power that can be provided.
  • the power The supply control system may be a process of calculating a supply power that can be provided to each of the plurality of consumers such that each electric charge for the amount of power obtained by subtracting a target demand power amount from the real-time power used by each of the plurality of customers becomes equal.
  • the present invention relates to power supply control using an energy storage device and photovoltaic power generation, and is applicable to photovoltaic power generation and power supply control technology, and there is an industrial applicability since it may be repeatedly implemented.

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Abstract

Un mode de réalisation de la présente invention concerne un système de commande d'alimentation électrique comprenant : une unité de prédiction de quantité de génération d'énergie photovoltaïque destinée à prédire la quantité de génération d'énergie d'un module de génération d'énergie photovoltaïque sur la base de données de rayonnement solaire ; une unité de prédiction de quantité de consommation d'énergie destinée à prédire la quantité de consommation d'énergie en temps réel d'un consommateur sur la base de données de consommation d'énergie passées du consommateur qui est un objet à alimenter en énergie ; et une unité de commande d'alimentation électrique destinée, sur la base d'informations de la quantité de génération d'énergie prédite par l'unité de prédiction de quantité de génération d'énergie photovoltaïque, d'informations de la quantité de consommation d'énergie en temps réel du consommateur prédite par l'unité de prédiction de quantité de consommation d'énergie et d'informations de la quantité d'énergie accumulée dans un ESS, à alimenter le consommateur en énergie au moyen d'un dispositif de commande si la quantité de consommation d'énergie en temps réel du consommateur est supérieure à une demande d'énergie cible du consommateur.
PCT/KR2019/001606 2018-05-23 2019-02-11 Système et procédé de commande d'alimentation électrique utilisant un dispositif d'accumulation d'énergie et une génération d'énergie photovoltaïque WO2019225834A1 (fr)

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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010233362A (ja) * 2009-03-27 2010-10-14 Toyota Motor Corp 電力供給制御装置
KR20110063184A (ko) * 2009-12-04 2011-06-10 엘에스산전 주식회사 발전 시스템에서의 발전량 및 부하량 측정 장치
KR20130070132A (ko) * 2011-12-19 2013-06-27 엘에스산전 주식회사 태양광 발전 모니터링 시스템
WO2017122243A1 (fr) * 2016-01-14 2017-07-20 ソニー株式会社 Système d'alimentation électrique et dispositif de commande
KR20180044573A (ko) * 2016-10-24 2018-05-03 주식회사 쿠루 전기요금 절감을 위한 태양광 발전 전환 스위칭 시스템

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2557649A4 (fr) * 2010-07-28 2014-01-08 Panasonic Corp Système d'alimentation électrique, dispositif de commande de système d'alimentation électrique, procédé de fonctionnement de système d'alimentation électrique et procédé de commande de système d'alimentation électrique
JP5967516B2 (ja) * 2011-11-22 2016-08-10 パナソニックＩｐマネジメント株式会社 電力管理装置、電力管理プログラム、及び、電力分配システム
JP5981313B2 (ja) * 2012-11-09 2016-08-31 株式会社東芝 電力抑制型蓄電蓄熱最適化装置、最適化方法及び最適化プログラム
JP6172868B2 (ja) * 2015-08-31 2017-08-02 興和株式会社 電源装置

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010233362A (ja) * 2009-03-27 2010-10-14 Toyota Motor Corp 電力供給制御装置
KR20110063184A (ko) * 2009-12-04 2011-06-10 엘에스산전 주식회사 발전 시스템에서의 발전량 및 부하량 측정 장치
KR20130070132A (ko) * 2011-12-19 2013-06-27 엘에스산전 주식회사 태양광 발전 모니터링 시스템
WO2017122243A1 (fr) * 2016-01-14 2017-07-20 ソニー株式会社 Système d'alimentation électrique et dispositif de commande
KR20180044573A (ko) * 2016-10-24 2018-05-03 주식회사 쿠루 전기요금 절감을 위한 태양광 발전 전환 스위칭 시스템

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US12045020B2 (en) * 2018-11-23 2024-07-23 Total Solar Computer-implemented method of providing technical sizing parameters of an energy supply system, computer program product for providing such technical sizing parameters, and computer system for providing such an energy supply system
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CN116307652A (zh) * 2023-05-25 2023-06-23 华北电力大学 一种智能电网人工智能资源分配方法
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CN117977812A (zh) * 2024-03-28 2024-05-03 中电装备山东电子有限公司 一种能源集中器智能数据监测管理***及方法

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