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WO2021015362A1 - Panneau de distribution intelligent et procédé de commande d'énergie l'utilisant - Google Patents

Panneau de distribution intelligent et procédé de commande d'énergie l'utilisant Download PDF

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Publication number
WO2021015362A1
WO2021015362A1 PCT/KR2019/014377 KR2019014377W WO2021015362A1 WO 2021015362 A1 WO2021015362 A1 WO 2021015362A1 KR 2019014377 W KR2019014377 W KR 2019014377W WO 2021015362 A1 WO2021015362 A1 WO 2021015362A1
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WO
WIPO (PCT)
Prior art keywords
power
power source
switch
control
information
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
PCT/KR2019/014377
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English (en)
Korean (ko)
Inventor
기송도
조석환
김영신
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Enitee Co Ltd
Original Assignee
Enitee Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Enitee Co Ltd filed Critical Enitee Co Ltd
Publication of WO2021015362A1 publication Critical patent/WO2021015362A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
    • H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
    • H02B1/24—Circuit arrangements for boards or switchyards
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R22/00—Arrangements for measuring time integral of electric power or current, e.g. electricity meters
    • G01R22/06—Arrangements for measuring time integral of electric power or current, e.g. electricity meters by electronic methods
    • G01R22/061—Details of electronic electricity meters
    • G01R22/063—Details of electronic electricity meters related to remote communication
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R22/00—Arrangements for measuring time integral of electric power or current, e.g. electricity meters
    • G01R22/06—Arrangements for measuring time integral of electric power or current, e.g. electricity meters by electronic methods
    • G01R22/10—Arrangements for measuring time integral of electric power or current, e.g. electricity meters by electronic methods using digital techniques

Definitions

  • the present invention relates to an intelligent switchboard and a power control method using the same, and more particularly, it is possible to easily control the power supply of the main supply and the auxiliary supply according to the power use of the customer, and fit the power use pattern of the customer. It relates to an intelligent switchboard capable of performing optimal power supply control and a power control method using the same.
  • the Incoming and Distribution Panel is a term that refers to an electrical facility that uses an incoming panel and a distribution panel together, and the power supply panel is used to receive power from KEPCO (KEPCO). It refers to a facility and a control panel to be used, and the first half refers to a facility and a control panel that distributes the power received by the power receiving panel to a desired place.
  • KEPCO KEPCO
  • Switchgear such as the above is composed of devices that are extremely dangerous and require careful operation, such as various cables, relays, and control switches through which high voltage flows. In general, in a large metal box in consideration of ease of maintenance and reliability. A cubicle type switchboard in which the above devices are housed and installed for each purpose and function is used.
  • the switching function could be mainly performed at a set time, but since such power supply control could not be actively performed, there was a problem in that it was difficult to efficiently perform the distribution operation.
  • the present invention has been created to solve the above problems, and provides an intelligent switchboard capable of efficient distribution operation by easily controlling electricity supplied from a plurality of supply sources to meet the needs of users, and a power control method using the same. There is a purpose.
  • the intelligent switchboard includes a first power source connection unit connected to receive electricity supplied from a first power source, a second power source connection unit connected to receive electricity supplied from a second power source, and , Installed in the first power connection line and the second power connection line connecting the household receiving electricity with the first power source connection part and the second power source connection part, and the first power connection line or the second power connection line by an external signal.
  • connection control unit 1 A power meter that measures the amount of electricity supplied from a power source and a second power source, an input communication unit for controlling the driving of the first switch and the second switch or inputting driving conditions for automatic driving, and the input communication unit It includes an edge rule engine controller (Edge Rules Engine Controller) for performing drive control to be driven by the first switch and the second switch according to the operating conditions input through.
  • edge rule engine controller Edge Rules Engine Controller
  • the data transmission unit transmits the measurement data to the management server through a wired or wireless communication method.
  • It may further include an information analysis unit for analyzing power control information according to the operation of the first switch and the second switch controlled according to the control condition of the edge rule engine controller, the information analysis unit first power source and second power It is preferable that it is formed to analyze whether the power control control condition supplied from the source can be changed to suit the user's usage pattern, and to output the analysis information to the user.
  • an information analysis unit for analyzing power control information according to the operation of the first switch and the second switch controlled according to the control condition of the edge rule engine controller, the information analysis unit first power source and second power It is preferable that it is formed to analyze whether the power control control condition supplied from the source can be changed to suit the user's usage pattern, and to output the analysis information to the user.
  • the input communication unit may further include an external communication module capable of outputting management information through a mobile terminal of a user or an administrator and receiving input information.
  • power may be supplied from a first power source and a second power source, respectively, and a first switch and a second switch for controlling the power supplied from the first power source and the second power source, respectively.
  • a power control method using an intelligent switchboard including a switch comprising: a power control step of performing power control by controlling driving of the first switch and the second switch according to the preset control condition, and supplying power for a set period of time. Collecting and storing data according to, analyzing stored accumulated data, storing storage information and analysis information of the accumulated data in a management server, and managing the storage information and analysis information of the accumulated data It includes a data output step of outputting to the administrator and the user through the server or its own communication module.
  • Analyzing a user's power usage pattern based on the analysis information obtained by analyzing the accumulated power control data, comparing and analyzing the user's power usage pattern with a set power control condition, and based on the user's power usage pattern It may further include the step of recommending the changed power control condition, and a change control step of controlling the driving of the first switch and the second switch according to the change condition when the user or the administrator approves the recommended change power control condition.
  • a result of performing power control according to the changed condition may be simulated, and the simulation result may be output together.
  • power control is performed to selectively supply electricity generated through KEPCO and new and renewable energy, monitor such power control, and easily change control conditions as necessary. By doing so, there is an advantage that efficient power control can be achieved.
  • FIG. 1 is a block diagram showing a schematic configuration of a power control system using an intelligent switchboard according to the present invention
  • FIG. 2 is a conceptual diagram of an embodiment of the intelligent switchboard of the present invention
  • 3 to 5 are conceptual diagrams showing a driving relationship of an intelligent switchboard according to each operating condition
  • 6 to 8 are conceptual diagrams showing another embodiment of a driving relationship of an intelligent switchboard according to each operating condition
  • FIG. 9 is a service conceptual diagram of an energy sharing type townhouse to which the intelligent switchboard of the present invention is applied.
  • FIG. 10 is a flow chart showing a power control method using the intelligent switchboard of the present invention.
  • first and second may be used to describe various components, but the components should not be limited by the terms. These terms are used only for the purpose of distinguishing one component from another component. For example, without departing from the scope of the present invention, a first element may be referred to as a second element, and similarly, a second element may be referred to as a first element.
  • the intelligent switchboard 10 enables efficient use of electricity by selectively controlling the power supplied to each household from the first power source 1 and the second power source 2. Make it possible.
  • the intelligent switchboard 10 can receive the first power source connector 21 connected to receive electricity supplied from the first power source 1 and the electricity supplied from the second power source 2.
  • a second power source connection part 22 connected so as to be connected, and a first switch 31 and a second switch 32 for controlling power supplied from the first power source 1 and the second power source 2 Includes.
  • a connection control unit 40 for controlling the driving of the first switch 31 and the second switch 32 is included, and the connection control unit 40 is connected to the management server 60 so that control information is Are collected and stored.
  • the first power source 1 is electricity supplied from KEPCO
  • the second power source 2 uses new renewable energy, for example, solar power generation facilities or wind power generation facilities. It refers to the power supplied from the power generation facility.
  • the place where the intelligent switchboard 10 of the present invention is installed may be applied to an apartment or townhouse in which a plurality of households reside adjacent to, or an apartment-type factory or industrial complex in which a plurality of power consumption facilities reside.
  • the present invention is to be installed in a townhouse in which a plurality of households reside adjacent, and the second power source (2) is a solar power generation facility that is installed in the townhouse to generate power supplied to the residents of the townhouse. It is assumed that the configuration, features, and effects of the invention will be described. However, the scope of the present invention is not limited to the above embodiments.
  • the first power source connector 21 is connected to power supplied by KEPCO, and the second power source connector 22 is connected to a second power source 2 which is a solar power generation facility.
  • the second power source 2 may be an auxiliary power storage means in which electricity generated from a solar power generation facility is charged.
  • the first switch 31 and the second switch 32 are electrically powered from the first power source (1) or the second power source (2) for each household according to operating conditions set by the connection control unit 40 to be described later.
  • the power supply is regulated so that the power supply is achieved.
  • a plurality of households are connected so that power can be supplied from the first power source 1 and the second power source 2 respectively through the first switch 31 and the second switch 32, respectively.
  • Power control so that power is supplied only through one of the first power source (1) and the second power source (2) under a specific time or under certain conditions according to the driving of the first switch 31 and the second switch 32 Is made.
  • connection control unit 40 is for controlling the opening and closing operation of the first switch 31 and the second switch 32.
  • the connection control unit 40 includes a watt hour meter 41 for measuring the amount of power supplied to each household through the first switch 31 and the second switch 32, and the first switch 31 and the second switch 32. ), which controls to control according to the set driving conditions, and outputs information such as driving status, control conditions, and power consumption, and changes the driving control conditions. It includes an input communication unit 43 for inputting a condition, and an external communication module 44 for communication with the portable terminal 70 of a user or an administrator.
  • the edge rule engine controller 42 controls the driving of the first switch 31 and the second switch 32 according to the set control conditions as described above to control the power supply supplied to each household.
  • the first generation uses electricity from 7 am to 9 am and from 5 pm to 8 pm through power supplied from the second power source (2), and at other times, the first
  • the edge rule engine controller 42 controls the second time from 7 am to 9 am and 5 pm to 8 pm according to the corresponding control condition.
  • the switch 32 is turned on, and the first switch 31 is driven to be turned off. In the rest of the time, the first switch 31 is turned on and the second switch 32 is turned off so that power is supplied only through the first power source 1.
  • control conditions may be set based on the amount of power in addition to time. For example, if a certain amount of power is supplied through the second power source 2 for a specific period, such as a day, a week, or a month, after that, power is controlled in such a way that power is supplied only through the first power source (1). May be achieved.
  • edge rule engine controller 42 controls the driving of the first switch 31 and the second switch 32 according to various control conditions, and controls the power supply for each generation according to the desired set value in each household. do.
  • the input communication unit 43 may be applied with a human-machine interface (HMI), and a user or an administrator may use the input communication unit 43 to operate the first switch 31 and the second switch 32, the accumulated power consumption. , You can check by outputting information such as power control conditions for each household.
  • HMI human-machine interface
  • the input communication unit 43 may be applied with a touch screen in which an input means is provided on a display, or may be formed in the form of a monitor in which a separate input means is provided.
  • the external communication module 44 may output the output information of the input communication unit 43 through the portable terminal 70 carried by the user or the administrator, or conversely, input input values input through the input communication unit 43 from a distance. It is prepared to be.
  • the portable terminal 70 may be a dedicated terminal for a smart phone, a tablet PC, or an intelligent switchboard 10, and may transmit/receive data over a long distance through a wireless communication network such as Wi-Fi or Bluetooth or an Internet network.
  • a wireless communication network such as Wi-Fi or Bluetooth or an Internet network.
  • the management server 60 is for storing and analyzing data generated during the driving process of the intelligent switchboard 10.
  • a data transmission unit for transmitting data to the management server 60 is provided, and the data transmission unit connects the connection control unit 40 and the management server 60 by wire or wirelessly.
  • the data transmission unit may be connected to the management server 60 through an Internet communication network.
  • the management server 60 stores data such as accumulated power usage for each household, power usage records by time, and power control conditions of the edge rule engine controller 42, and the power usage patterns of each household based on the stored information, You can analyze power use efficiency.
  • the management server 60 analyzes the power use pattern or power use efficiency, but the connection control unit 40 includes driving information and power consumption information of the first switch 31 and the second switch 32.
  • a separate information analysis unit may be further provided for analyzing information such as power use patterns or power use efficiency for each generation based on the data.
  • the information analysis unit or the management server 60 may propose a control condition for efficiently controlling power use while analyzing the power use pattern to each household user or system administrator.
  • the optimal power use control condition is detected based on the power use information and use pattern of each generation, and the power control result by substituting the corresponding condition is simulated.
  • the manager or the user can use the edge rule engine controller 42 as a new power control condition. You can decide whether to set the operating conditions of ).
  • 3 to 5 show power control aspects for each generation according to operating conditions through the intelligent switchboard 10 of the present invention.
  • FIG. 3 is a state in which 100% power is supplied from the first power source 1
  • FIG. 4 is a state in which power is supplied by 50% from the first power source 1 and the second power source 2 respectively.
  • FIG. 5 is a state in which 100% of power is supplied from the second power source 2.
  • the intelligent switchboard 10 is supplied with power from the first power source 1 and the second power source 2 in a three-phase, four-wire system, and the R, S, and T lines are respectively current transformers ( 51) is connected and the wire breaker 52 is connected, so if there is a risk of electric accidents such as a short circuit, the wire breaker 52 cuts off the power supply.
  • Each household is connected so that power can be supplied from the first power source 1 and the second power source 2 respectively.
  • the first generation and the second generation are connected to the R, lines and N lines of the first power source 1, and are connected to the R lines and N lines of the second power source 2.
  • the third and fourth generations are connected to the S line and the N line of the first power source 1 and the S line and the N line of the second power source 2.
  • the power line supplying power to each household is connected to the load 55 of each household, that is, electrical products, through the earth leakage circuit breaker 53, the electromagnetic switch 54, and the current transformer 51 to provide power.
  • FIG. 4 Since 100% power is supplied from the power source 2, only the electromagnetic switch 54 connected to the second power source 2 is in the On state, and the rest are in the Off state.
  • connection control unit 40 The operation control of the electromagnetic switch 54 is performed through the connection control unit 40, and the connection conditions may be variously set according to the amount of current or time conditions.
  • FIGS. 6 to 8 show power control aspects for each generation according to each operating condition in another embodiment of the intelligent switchboard 10 of the present invention.
  • each household in order to regulate the power supplied from the first power source 1 and the second power source 2 to the load 55 of each household, each household has a first electromagnetic switch 56a and a second electromagnetic switch. (56b) is provided, and the power supplied through the first electromagnetic switch 56a and the second electromagnetic switch 56b is connected to the load 55 through the current transformer 51 and the earth leakage circuit breaker 53.
  • the earth leakage circuit breaker 53 in order to supply electricity from the first power source 1 and the second power source 2 to the load of each household, the earth leakage circuit breaker 53 from each power source and
  • the electromagnetic switch 54 and the current transformer 51 were separately provided, in this embodiment, only the first electromagnetic switch 56a and the second electromagnetic switch 56b are separated and connected from each power source, and the first electromagnetic switch The (56a) and the second electromagnetic switch (56b) are configured to be connected to the load (55) through one current transformer (51) and an earth leakage circuit breaker (53).
  • FIG. 6 is a state in which 100% power is supplied from the first power source 1
  • FIG. 7 shows 100% power from the second power source 2
  • the supply is in a state
  • FIG. 8 is a state in which power is supplied by selecting a supply source from among the first power source 1 or the second power source 2 at each customer.
  • the intelligent switchboard 10 is supplied with power from the first power source 1 and the second power source 2 in a three-phase, four-wire system, respectively, and the R, S, and T lines are each current transformer ( 51) is connected and the wire breaker 52 is connected, so if there is a risk of electric accidents such as a short circuit, the wire breaker 52 cuts off the power supply.
  • Each household has a first electromagnetic switch 56a connected to the first power source 1 and a second power source 2 so that power can be supplied from the first power source 1 and the second power source 2 respectively. ) And a second electromagnetic switch 56b connected to it.
  • the first electromagnetic switch 56a in the first generation and the second generation, is connected to the R 1 line and the N 1 line of the first power source 1, and the second electromagnetic switch 56b is the second power source. It is connected to R 2, N 2 line and the line of (2).
  • the first electromagnetic switch 56a in the third and fourth generations, is connected to the S 1 line and the N 1 line of the first power source 1, and the second electromagnetic switch 56b is the second power source 2 It is connected to the S 2 line and the N 2 line.
  • the power line supplying power to each household is a load 55 through one current transformer 51 and an earth leakage circuit breaker 53, regardless of whether power is input through either of the first electromagnetic switch 56a and the second electromagnetic switch 56b. ) To supply power.
  • FIG. 8 is a case in which any one of the first power source 1 and the second power source 2 is selected as the supply power source as needed for each household.
  • the first electromagnetic switch 56a since power is supplied from the first power source 1 to the first and third generations, only the first electromagnetic switch 56a is in the On state, and the second electromagnetic switch 56b is in the Off state. Conversely, in the case of the second and fourth generations, the second electromagnetic switch 56b is in the On state, and the first electromagnetic switch 56a is in the Off state so that power is supplied from the second power source 2.
  • connection control unit 40 The operation control of the electromagnetic switch 54 is performed through the connection control unit 40, and the connection conditions may be variously set according to the amount of current or time conditions.
  • FIG. 9 shows an embodiment of a power control system to which the intelligent switchboard 10 of the present invention is applied.
  • a power source supplied by KEPCO and a power source supplied through its own power generation facility using renewable energy are connected to the smart switchboard of the present invention, and the smart switchboard is based on the control conditions of the connection control unit 40. Controls the power supplied to each household.
  • And operation information such as power control conditions and power consumption by household, is stored in the management server 60, and the manager or user can access the data stored in the management server 60 or the intelligent switchboard 10 through the personal mobile terminal 70. Power control information controlled through can be checked and new control conditions can be entered.
  • FIG. 10 is a flowchart showing an embodiment of a process in which power is controlled through the intelligent switchboard 10 of the present invention.
  • a process of performing power control through the intelligent switchboard 10 of the present invention will be described on the basis of FIG. 10.
  • power supplied to each household is controlled, and various data such as power usage and power control information for each household through power control are accumulated in the management server 60, and accumulated in the management server 60. Analyze the data.
  • the accumulated data record can be output by an administrator or a user through the input communication unit 43 of the connection control unit 40, that is, an HMI system, and corresponding information can also be output through the personal portable terminal 70.
  • the management server 60 analyzes the accumulated data and analyzes the power usage pattern for each generation, it is possible to check whether efficient power control is performed through this analysis information.
  • control conditions for power control are maintained and power control is continuously performed according to the set control conditions.
  • control conditions for efficient power control are derived according to the user's power usage pattern information and power supply conditions of the first power source 1 and the second power source 2.
  • derived new power control conditions are delivered to the user or manager together with simulation or comparison means such as estimated power usage or cost information, and the user or manager may change the control conditions according to the derived new conditions, or the derived control conditions. You can ignore and keep the existing control conditions. If the control condition is changed, a new change control condition is input through the input communication unit 43, and the edge rule engine controller 42 performs power control according to the changed control condition.
  • the intelligent switchboard 10 of the present invention can perform power control in a manner optimized for each generation by controlling the power supplied to each household in various ways according to the set control conditions, and control according to the power control. Efficient power control can be achieved by calculating an optimal power control condition based on the condition and power supply data corresponding thereto.

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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Remote Monitoring And Control Of Power-Distribution Networks (AREA)
  • Supply And Distribution Of Alternating Current (AREA)

Abstract

La présente invention concerne un panneau de distribution intelligent et un procédé de commande d'énergie l'utilisant, le panneau permettant une commande facile de l'alimentation électrique d'une unité d'alimentation principale et d'une unité d'alimentation auxiliaire selon l'aspect d'utilisation d'énergie d'un client, et permettant une commande d'alimentation électrique optimale correspondant au modèle d'utilisation d'énergie du client. Selon la présente invention, le panneau de distribution intelligent comprend : une première unité de raccordement de source d'alimentation raccordée afin de recevoir de l'électricité fournie par une première source d'alimentation; une seconde unité de raccordement de source d'alimentation raccordée afin de recevoir de l'électricité fournie par une seconde source d'alimentation; un premier commutateur et un second commutateur qui sont situés dans une première ligne de raccordement d'alimentation et une seconde ligne de raccordement d'alimentation permettant de raccorder un foyer recevant de l'électricité et la première unité de raccordement de source d'alimentation et la seconde unité de raccordement de source d'alimentation, et qui commandent, au moyen d'un signal externe, de l'électricité circulant à travers la première unité de raccordement de source d'alimentation ou la seconde unité de raccordement de source d'alimentation; et une unité de commande de raccordement permettant de commander une opération de commutation du premier commutateur et du second commutateur.
PCT/KR2019/014377 2019-07-23 2019-10-29 Panneau de distribution intelligent et procédé de commande d'énergie l'utilisant Ceased WO2021015362A1 (fr)

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KR1020190089014A KR102127731B1 (ko) 2019-07-23 2019-07-23 지능형 배전반 및 이를 이용한 전력 제어방법
KR10-2019-0089014 2019-07-23

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KR102493842B1 (ko) * 2022-02-14 2023-01-31 주식회사 종합건축사사무소창 세대별 활동량 평가를 통한 전력 운용 시스템

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KR101529884B1 (ko) 2014-11-04 2015-06-18 주식회사 케이디파워 Ems 내장형 고압 배전반, 저압 배전반, 분전반, 모터 제어반

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Publication number Priority date Publication date Assignee Title
JP2010226867A (ja) * 2009-03-24 2010-10-07 Chugoku Electric Power Co Inc:The 配電盤
KR20130138611A (ko) * 2012-06-11 2013-12-19 삼성에스디아이 주식회사 에너지 저장 시스템
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