KR100901319B1 - System and method for intelligent distribution automation - Google Patents

Abstract

The present invention is to provide a power distribution system and a method thereof, connected to the middleware, and performs the power distribution management for substations, distribution lines, distributed power supply, basic map data, facility management data, customer information data, electrical failure A SCADA / DMS server for constructing initial data of the abbreviated data; A GIS server performing GIS facility management, customer management, and TCS management; A history server managing history information; A simulator for performing a simulation process of power distribution activating; An HMI for displaying the screen of the substation on the screen of the distribution line; FEPs that perform front-end processing in distribution lines, substations and distributed power supplies; and include intelligent, remote monitoring and control of distribution systems and all electrical equipment from substations, distribution lines, customers, and distributed power supplies. It will be possible to provide a distribution system integrated operation system.

Distribution Automation, Central Control Unit, SCADA / DMS, Substation, Distribution Line, Distributed Power

Description

System and method for intelligent distribution automation

The present invention relates to power distribution, in particular, the distribution system to the substations, distribution lines, customers, distributed power supply, and distribution system that is suitable to provide an intelligent distribution system integrated operation system capable of remote monitoring and control of all electrical equipment. An intelligent system and method thereof are provided.

In general, conventional distribution automation systems operate independently of Supervisory Control and Data Acquisition (SCADA) for monitoring and controlling substations and Distribution Automation System (DAS) for monitoring and controlling distribution systems, and the DAS acquires unidirectional information from SCADA. It was.

However, in order to operate the distribution system optimally, a system in which SCADA and DAS are integrated is required to integrate remote operation of both substation and distribution in the distribution control center.

In particular, there is a demand for a system having various application programs for optimally operating a distribution system, rather than a system for simply performing remote monitoring. In other words, various application programs supporting efficient distribution system operation such as topology display, tidal current calculation, and remote meter reading interworking should be loaded.

In addition, using GIS, which implements the functions of AM (Automated Mapping) / FM (Facilities Management Systems) / GIS (Geographic Information System), it can simultaneously manage high pressure, low pressure and customer management, construction management, work management, and facility management. Functions, such as customer information management, TCS (Trouble Call System), AMR (Automatic Meter Reading) function is required.

In addition, the conventional distribution automation system lacks an additional function that helps to efficiently operate the distribution system in addition to the remote monitoring control function, which is a basic function.

Therefore, in order to develop such function software, it is necessary to introduce various optimization techniques and to develop intelligent distribution automation system.

Accordingly, the present invention has been proposed to solve the above-mentioned conventional problems, and an object of the present invention is to intelligently enable remote monitoring and control of a distribution system and all electrical facilities ranging from substations, distribution lines, customers, and distributed power supplies. The present invention provides a power distribution system and a method for providing a power distribution system integrated operation system.

1 is a conceptual diagram of an automation system in general power system.

Conventionally, in the power system automation system configuration of FIG. 1, the distribution automation system 11 is a limited system that remotely monitors and controls only a switch installed in the distribution line 15, and thus, it has been difficult to optimize the distribution system.

Therefore, in the power system automation system configuration of FIG. 1, in order to solve the problems of the prior art, the distribution system reaching the substation 14, the distribution line 15, the customer 16, the distributed power supply 17 The purpose is to provide an intelligent distribution system integrated operation system that can remotely monitor and control all electrical equipment.

In the past, the high-voltage distribution system was subject to monitoring and control, the communication protocol supported only DNP3.0, and the application program also had a problem in optimizing operation of the distribution system because of its failure handling, topology, short-circuit calculation, operation sequence, and protection coordination functions. .

In the present invention, the high-voltage and low-voltage distribution system is subject to monitoring and control, the communication protocol supports DNP3.0 and IEC60870 at the same time, and the application program also adds to the conventional functions, the topology display for substation disconnection diagram, tidal calculation, work management, power outage management. It aims to provide optimal operation of distribution system by supporting protection coordination, fault point calculation, voltage and reactive power control, load prediction, service quality management, and distributed power supply operation.

In addition, the present invention is to integrate the facility management, customer management and TCS on the GIS base, to provide the integrated operation of the distribution line in conjunction with the AMR system.

2 is a facility diagram of the central control unit in the power distribution system according to an embodiment of the present invention.

As shown therein, it is connected to the middleware (28), performs power distribution management for substations, distribution lines, distributed power supplies, basic map data (48), facility management data (47), customer information data (46) a Supervisory Control and Data Acquisition (SCADA) / DMS (Distribution Management System) server 20 for constructing initial data of the electrical failure reduction data 45; A GIS server 21 connected to the middleware 28 and performing GIS facility management, customer management, and TCS (Trouble Call System) management; A history server (22) connected to the middleware (28) and managing history information; A simulator (23) connected to the middleware (28) for performing a simulation process of power distribution capability; A HMI (Human Machine Interface) 24 connected to the middleware 28 and displaying a screen of a substation on a screen of a distribution line; A FEP (25, 26, 27) connected to the middleware (28) and performing front end processing in a feeder, substation, and distributed generation (DG). It features.

The SCADA / DMS server 20 is configured in a tightly coupled manner to allow real-time data transmission.

The GIS server 21, characterized in that configured in a loosely coupled (Loosely Coupled) method.

The FEP (25, 26, 27) is a terminal unit (Substation RTU) 29 in a substation through an optical communication network, a feeder line terminal unit (Feeder Remote Terminal Unit, FRTU) 30 installed in the distribution line, the customer It is connected to a terminal device (Customer RTU) 31 and a distributed power terminal device (DG RTU) 32 for monitoring / controlling the front end processing.

The substation FEP 26 among the FEPs is configured to be redundant and configured to operate in real time.

The battery facilitating system includes: an automatic meter reading (AMR) 33 connected to the middleware 28 and performing remote meter reading; Facilities Management Systems (FM) 34 connected to the middleware and performing facility management; It is connected to the middleware 28, Customer Information System (CIS) (35) for performing customer information management; characterized in that it further comprises.

3 is a module configuration diagram of a central control unit in a power distribution system according to another embodiment of the present invention.

As shown here, SCADA / DMS 60 is configured based on the Windows platform and uses MSSQL (Microsoft Structured Query Language) as a DBMS (Data Base Management System), and performs power distribution management; It is configured based on the Windows platform and uses MSSQL (Microsoft Structured Query Language) as a DBMS (Data Base Management System), is linked with the SCADA / DMS (60), GIS facility management (61) and performs GIS facility management and ; A customer information system 62 linked to the GIS facility management 61 and performing customer management; A TCS (63) associated with the GIS facility management (61) and performing TCS (Trouble Call System) management; An automatic meter reading (AMR) 64 connected to the SCADA / DAS 60 and performing a remote meter reading; A facility management system (FM) 65 connected to the GIS facility management 61 and performing facility management; A CIS (Customer Information System) 66 for exchanging data with an external system in association with the GIS facility management 61; And a HMI (Human Machine Interface) 67 connected with the SCADA / DAS 60 and the GIS facility management 61 and displaying a screen of a substation on a screen of a distribution line.

The GIS facility management 61 has a function of registering, inquiring, modifying, and deleting high / low pressure facilities, and a facility management target is used to predict a failure location at the time of receiving a facility and an electrical failure managed by the SCADA / DMS 60. Only the minimum necessary equipment is managed, and the facility management portion is characterized in that the initial data is input with reference to the FM (65).

The GIS facility management 61 may register facility information for generating facility ID and attribute information, install location registration for generating location information of a facility for display in the drawing, and generate a figure for generating a graphic image of the facility in the drawing. Inquiry of equipment information by searching equipment information using equipment ID, Inquiry of equipment location by searching equipment location by equipment ID, Editing / deleting equipment information to modify / delete created equipment information, location of created equipment Edit / delete facility location to modify / delete, facility search to search for relevant facility by condition of equipment name, type, D / L (distribution line, distribution line), facility rule check function to check registered equipment rule and error. It is characterized by performing.

The customer information system 62 has a function of managing customer information related to high / low pressure facilities and registering / modifying / deleting / looking up / searching high / low pressure customer information, and in the case of customer information, the SCADA / DMS 60 to be linked and managed, characterized in that to show the information through the GIS interface when requested by the SCADA / DMS (60).

The customer information system 62, customer information registration to create a customer number and contract, customer information inquiry to look up customer information using the customer number, customer location inquiry to look up the customer location using the customer number, customer name, address Searching for customers using conditions such as searching for customers, editing / deleting customer information for modifying / deleting created customers, editing / deleting customer location for modifying / deleting created customers, and using current customer numbers Instructions to check the guidelines and meter readings, the meter reading history query to check the monthly meter reading history of low / high pressure customers, and the daily usage inquiry function to query the time unit usage corresponding to the search date.

The TCS 63 predicts an electric failure reception and a failure location, receives an electric failure report from a customer, inquires about the similar failure information and predicts a failure location, and finally guides the customer to the failure information. It is characterized by creating a condensation model of the GIS system in batches when estimating the fault location based on the received contents.

The TCS (63), the electrical failure reception items inquiry to look up the electrical failure reception details using the receipt number, the customer information inquiry to look up the contract details of the customer by using the customer number, the receipt number generation and failure matters, register the details of the recipients Saves electrical faults, corrects / cancels the faults received, corrects / cancels electrical faults, predicts the fault location and equipment based on the address of the customer list received, and shows the predicted location on the drawing. Location information, fault information notification to output the predicted information on the screen, near time and similar reception status inquiry to look up the status of fault reception in the near area, shortened model creation function to create a shortened model of the GIS system to be used in the TCS (63) It is characterized by performing.

The HMI 67 may display the substation screen on the distribution line screen so that the substation function may be implemented on the distribution line screen, and the substation dedicated HMI may be configured to monitor only the substation separately. .

Figure 4 is a schematic diagram of the SCADA / DMS module of the power distribution system according to another embodiment of the present invention.

As shown therein, it is connected to the middleware (99), performs power distribution management for the substation, substation-dedicated substation FEP 81, substation server 82, substation application (Application, application) A substation SCADA / DAS having a substation graphic editor 84 and a substation GUI 85; It is connected to the middleware (99), performs the distribution capability management for the distribution line, the distribution line dedicated distribution line FEP (91), distribution line server 92, distribution line applications (Application, application program) 93, a distribution line SCADA / DAS having a distribution line graphic editor 94 and a distribution line GUI 95; A real-time DB 96, a control DB 97, and a history DB 98 connected to the middleware 99 and sharing data with the substation SCADA / DAS and the distribution line SCADA / DAS. It is done.

The substation server 82, remote data measurement, remote control, alarm recognition report, event recording, history data storage management, calculation, tagging (tagging) and release, switchgear operation sequence generation execution, power equipment by opening / closing It includes the operation status monitoring, analog operation information measurement of voltage and current value, remote control to perform closing / opening operation, and setting the minimum operating current.

The substation server 82, the topology display for the disconnection diagram of the substation, the bus switching function when the substation peripheral pressure is broken, the low and medium voltage network flow indication, intelligent alarm processing, load transfer through the distribution line after the bus switching in case of peripheral voltage failure, invalid Stacon optimal power control for power control, substation bus line, characterized in that it is performed including the diagonal line / diagonal display function.

The distribution line server 92, remote data measurement, remote control, alarm recognition report, event recording, history data storage management, calculation, tagging (tagging) and release, switchgear operation sequence generation execution, power equipment input / opening By monitoring the operating state, measuring the analog operation information of the voltage and current value, remote control to perform the closing / opening operation, and the minimum operating current setting function.

The distribution line server 92, including the operation management of the distribution line, power outage management, protection coordination, failure point calculation, voltage and reactive power control, load prediction, service quality management, distributed power supply operation function do.

5 is a flowchart illustrating a method for distributing power distribution according to an embodiment of the present invention.

As shown therein, the SCADA / DAS server 20 includes a first step (ST1) of constructing initial data of basic data, facility management data, customer information data, and electric failure reduction data; After the first step, the SCADA / DAS server 20 provides an interface function for transmitting information between the SCADA / DMS and the integrated HMI, an interface function for predicting and displaying a fault location after accepting an electric failure, and reading the AMR system and customer information data. Includes interface functions to use, user registration, user information inquiry, password change, login function, system interface function to perform configuration, fault reception statistics, facility statistics, customer and meter statistics, report output statistics and report functions. And a second step (ST2) of performing power distribution management by performing the same.

FIG. 6 is a diagram illustrating an example of construction of basic data in FIG. 5.

As shown in the figure, the initial data construction of the basic degree data in the first step is composed of cadastral map, topographical map, and establishment boundary data, and is extracted by the FM 65 to be processed to fit the system.

FIG. 7 is a diagram illustrating an example of construction of facility management data in FIG. 5.

As shown in the figure, the initial data construction of the facility management data in the first step is characterized in that the FM 65 is constructed by extracting the facility information and location information.

FIG. 8 is a diagram illustrating an example of construction of customer information data in FIG. 5.

As shown in the drawing, the initial data construction of the customer information data in the first step, directly registered using the customer information of the CIS (35) or extract only the necessary customer information from the CIS (35) and collectively registered, A large amount of customer data is basically characterized in that the only data to be managed to extract and register collectively.

FIG. 9 is a diagram illustrating an example of construction of electrical failure reduction data in FIG. 5.

As shown in the drawing, the initial data construction of the electrical failure reduction data in the first step is characterized by generating a reduced model of the GIS system to be used in predicting the electrical failure position, extracted by the FM (65). .

The distribution system activating system and method thereof according to the present invention have an effect that can provide an intelligent distribution system integrated operation system capable of remotely monitoring and controlling distribution systems ranging from substations, distribution lines, customers, and distributed power supplies and all electrical equipment. Will be.

In addition, the present invention enables intelligent remote monitoring and control of distribution systems ranging from substations, distribution lines, customers, and distributed power supplies and all electrical facilities on a GIS basis, so that the distribution system can be efficiently operated. Quality can be improved.

In addition, the present invention is capable of monitoring and controlling the high and low voltage distribution system, selecting various protocols, and utilizing various application programs, thereby optimizing the distribution system.

Furthermore, the present invention can use the facility management, customer management and TCS on the GIS base, it is possible to integrate the operation of the distribution line in conjunction with the AMR system.

In addition, the present invention can obtain the status of various power equipment installed in the field remotely to predict and manage the failure symptoms to occur in the system in advance, and can be processed quickly by introducing an optimization technique for the failure. Therefore, by improving the reliability and quality of the power supply, it has the effect of reducing power loss and delay in facility investment, improving reliability and reducing the power failure time per door, and can prevent economic damage due to power quality degradation including instantaneous power failure.

Exemplary embodiments of the battery facilitating system and method according to the present invention configured as described above will be described in detail with reference to the accompanying drawings. In the following description of the present invention, detailed descriptions of well-known functions or configurations will be omitted if it is determined that the detailed description of the present invention may unnecessarily obscure the subject matter of the present invention. In addition, terms to be described below are terms defined in consideration of functions in the present invention, which may vary according to intention or precedent of a user or an operator, and thus, the meaning of each term should be interpreted based on the contents throughout the present specification. will be.

First, the present invention aims to provide an intelligent distribution system integrated operation system capable of remote monitoring and control of a distribution system ranging from a substation, a distribution line, a customer, a distributed power source, and all electrical facilities.

So, in the installation diagram of the central control device of Figure 2, SCADA (Supervisory Control and Data Acquisition) / DMS (Distribution Management System) server 20, GIS server 21, history server 22, simulator 23, HMI (24), distribution line FEP 25 (Front End Processor), substation FEP (26), distributed power supply FEP (27), which is formed through a middleware (28) on a local area network (LAN). It is configured to share data with each other. Each of the FEPs 25, 26, 27 is a terminal device 29 in a substation through an optical communication network, a terminal device 30 for various distribution lines installed in a distribution line, a terminal device 31 for monitoring / controlling a customer, and It is connected to the terminal device 32 for distributed power supply. The AMR 33, the FM 34, and the CIS 35 (Customer Information System) exist as an external system and are linked with the distribution system activating system.

In addition, to communicate with distributed power sources such as wind power generation, photovoltaic power generation, and fuel cells connected to the power system through power conversion facilities such as inverters and converters, a distributed power supply RTU (eg 32) FEP (27), a system consisting of a distributed power system that controls the output voltage and current to minimize the adverse effect on the power system is also integrated.

SCADA / DMS server 20, which requires real-time data transmission, is designed in a tightly coupled manner to increase real-time, and GIS server 21 which handles facility information that has a lot of exchange data but not real-time data is weakly coupled. It is characterized by being configured in a (Loosely Coupled) manner. In addition, most of the above devices are made of a Windows operating system, the substation FEP (26) is composed of a duplex due to the nature of the substation and can be operated based on the real-time operating system.

The SCADA / DMS server 20 is configured in a tightly coupled manner, which is also called a multi-parallel processing system in which multiple processes share a single memory under the same operating system. . So in tight coupling, one operating system controls all processes and system hardware. In addition, communication between processes takes place via shared memory. In addition, because of the use of one memory, the coupling between the processors is strong. In addition, there must be minimal competition between processes trying to occupy shared memory.

In addition, GIS server 21 is configured in a loosely coupled (Loosely Coupled) method, loosely coupled (Loosely Coupled) is a separate system for each process as a separate system, also called a distributed processing system. This weak coupling method is a system in which two or more independent computer systems are connected through a communication network (communication link). The loosely coupled method also has its own operating system for each system. In addition, each system can operate independently and, if necessary, communicate with each other. Communication between processes is also accomplished through message passing or remote procedure calls. In addition, each system can operate independently, resulting in poor coupling between processors.

In the module configuration diagram of the central control unit of FIG. 3, the GIS facility management 61, the customer information system 62, and the TCS (Trouble Call System) 63 are integrated around the SCADA / DMS 60. The remote meter reading system 64 is linked with the SCADA / DMS 60, and the facility management system 65 and the customer information system 66 exchange data with the GIS facility management system 61 as an external system. That is, each system is physically or logically integrated or interfaced with another system according to the role and function of each system. SCADA / DMS (60) and GIS facility management (61) of the distribution control system central control unit are configured based on the Windows platform and use MSSQL (Microsoft Structured Query Language) as a DBMS (Data Base Management System).

The HMI 67 allows the substation screen to be displayed on the distribution line screen so that the substation function can be implemented on the distribution line screen.On the contrary, the HMI is configured to monitor only the substation separately. It was. Since GIS also provides Active-X-like controls in most GIS development tools, it can be used to control multiple systems from one HMI. Each system is configured to be as modular as possible and easily mounted through a middleware framework. The exchange of all data is through middleware, and the entire system has a unified interface.

In the module configuration diagram of the central control unit of FIG. 3, the GIS facility management 61 has a function of registering, inquiring, modifying, and deleting high and low pressure facilities, and the facility management target is facilities and electrical failures managed by SCADA / DMS. At the time of reception, only the minimum equipment necessary for predicting the failure location is managed. The facility management part directly inputs initial data by referring to the external FM system 65 and manages the facility in the GIS 61.

Registration of equipment information to generate equipment ID and attribute information, installation location registration to generate equipment location information to be shown in the drawing, creation of figure to create graphic image of the equipment in the drawing, equipment information using equipment ID Inquiry of equipment information to search, Inquiry of equipment location to search equipment location by equipment ID, Editing / deleting equipment information to modify / delete created equipment information, Editing of equipment location to modify / delete created equipment location / It is characterized by consisting of a facility search function to search for a corresponding facility by conditions such as deletion, facility name, type, and D / L, and a facility rule check function to check a registered rule and an error.

In the module configuration diagram of the central control unit of FIG. 3, the GIS-based customer management 62 manages customer information related to the high / low pressure facility and registers / modifies / deletes / views / searches the information of the high / low pressure customers. Customer information is managed in connection with SCADA / DMS and shows information through GIS interface when requested by SCADA / DMS.

Customer information registration to create customer number and contract information, customer information inquiry using customer number to search customer information, customer location inquiry using customer number to search customer location, customer name, address, etc. Search for customers, edit / delete customer information to modify / delete created customer information, edit / delete customer location to modify / delete location for created customer, and instructions to search current instructions and meter readings using customer number Inquiry, the meter reading history inquiry to look up the monthly meter reading history of low / high-pressure customers, the daily usage inquiry function to query the time unit usage corresponding to the inquiry date.

In the module configuration diagram of the central control unit of FIG. 3, the GIS-based TCS 63 predicts an electric failure reception and a failure location, receives an electric failure report from a customer, and predicts a similar failure information and predicts a failure location. To inform the customer of the fault information. If you analyze the system on the GIS directly when estimating the fault location based on the contents of the electrical failure, the execution time and performance are concerned. Therefore, a shortened model of the GIS system should be prepared by batch.

Inquiry of electrical failure received by using the receipt number Inquiry details received by the customer, Inquiry of customer information using the customer number inquiries about the customer's contracts, Receipt number generation and breakdowns, Receiving details of the electrical failure received by the customer Correction / cancellation of electrical fault received items correcting and canceling the corrected contents, predicting the fault location and facilities based on the address of the received customer list, predicting the fault location on the drawing, displaying the fault location, and predicting information It is characterized by consisting of information on fault information displayed on the screen, similarity status inquiry to search the fault reception status of near time and proximity area, and abbreviated model creation function to create an abbreviated model of GIS system to be used in TCS.

In the module configuration diagram of the SCADA / DMS of FIG. 4, the SCADA / DMS is constructed by separating the substation SCADA / DMS and the distribution line SCADA / DMS, and the substation SCADA / DMS is a substation dedicated FEP 81, a server 82, Application program 83, graphic editor 84, GUI 85, the distribution line SCADA / DMS is a distribution line dedicated FEP (91), server 92, application 93, graphic editor (94) ) And a GUI 95. However, the substation SCADA / DMS and the distribution line SCADA / DMS share data with each other using the real-time DB 96, the control DB 97, and the history DB 98 using middleware 99.

The substation server 82 and the distribution line server 92 include remote data measurement, remote control, alarm acknowledgment report, event recording, history data storage management, calculation, tagging and release, execution of switch operation sequence generation, and the like. do. Representative basic functions include SCADA functions such as monitoring the operation status such as turning on and off the power facility, measuring analog operation information such as voltage and current values, remote control for performing turning on and off, and setting the minimum operating current.

In addition, the substation server 82 displays the topology for the single-line diagram of the substation, the bus-switching function when the substation transformer is broken, the low- and medium-voltage network current display, the intelligent alarm processing, the load switching through the distribution line after the bus-switching in case of the transformer breakdown, and reactive power. Stacon optimum control, substation busbar live / slanted display for control, distribution line server 92 is the work management of the distribution line, power outage management, protection coordination, point calculation, voltage and reactive power control, load It features DMS functions such as prediction, quality of service management, and distributed power supply operation.

5 is a flowchart illustrating a method for distributing power distribution according to an embodiment of the present invention.

Therefore, the step of constructing the initial data includes, in the facility diagram of the central control unit of FIG. 2, basic diagram data 48, facility management data 47, customer information data 46, and electrical failure reduction data 45. do.

The basic map data construction of FIG. 6 is composed of cadastral map, topographic map, and establishment boundary data, and is directly provided from the national basic map or extracted from an existing FM system 65 and processed to fit the system.

The facility management data construction of FIG. 7 is constructed by extracting facility information and location information from an existing FM system 65.

The customer information data construction of FIG. 8 uses a method of directly registering by using customer information of an existing CIS and a method of collectively extracting only necessary customer information from the CIS. A large amount of customer data is basically constructed by extracting only the data to be managed.

9 is a function of generating an abbreviation model of a GIS system to be used when predicting an electric failure position, and is extracted and constructed by the built-in FM system 65.

With this initial data in place, the interface function for information transfer between SCADA / DMS and the integrated HMI, the interface function for predicting and displaying the fault location after receiving the electrical failure, the AMR system reading and customer information data. Includes interface level, user registration, user information inquiry, user information modification, password change, login, system interface step to perform configuration, fault statistics, facility statistics, customer and meter statistics, report output statistics and report functions. have.

Thus, the present invention is to provide an intelligent distribution system integrated operation system capable of remote monitoring and control of the distribution system and substations, distribution lines, customers, distributed power supply and all electrical equipment.

Although the above has been described as being limited to the preferred embodiment of the present invention, the present invention is not limited thereto and various changes, modifications, and equivalents may be used. Therefore, the present invention can be applied by appropriately modifying the above embodiments, it will be obvious that such application also belongs to the scope of the present invention based on the technical idea described in the claims below.

1 is a conceptual diagram of an automation system in general power system.

2 is a facility diagram of the central control unit in the power distribution system according to an embodiment of the present invention.

3 is a module configuration diagram of a central control unit in a power distribution system according to another embodiment of the present invention.

Figure 4 is a schematic diagram of the SCADA / DMS module of the power distribution system according to another embodiment of the present invention.

5 is a flowchart illustrating a method for distributing power distribution according to an embodiment of the present invention.

FIG. 6 is a diagram illustrating an example of construction of basic data in FIG. 5.

FIG. 7 is a diagram illustrating an example of construction of facility management data in FIG. 5.

FIG. 8 is a diagram illustrating an example of construction of customer information data in FIG. 5.

FIG. 9 is a diagram illustrating an example of construction of electrical failure reduction data in FIG. 5.

Explanation of symbols on the main parts of the drawings

20: SCADA / DMS Server

21: GIS Server

22: history server

23: simulator

24: HMI

25: Feeder FEP

26: Substation FEP

27: D.G. FEP

28: middleware

29: Substation RTU

30: FRTU

31: Customer RTU

32: D.G. RTU

33: AMR

34: FM

35: CIS

41: real time DB

42: control DB

43: history DB

44: abbreviated data of electrical failure

45: customer information data

47: facility management data

48: Base Chart Data

Claims (24)

Connected to the middleware (28), performs power distribution management for substations, distribution lines, distributed power supply, basic map data (48), facility management data (47), customer information data (46), electrical failure A Supervisory Control and Data Acquisition (SCADA) / DMS (Distribution Management System) server 20 for constructing initial data of the abbreviated data 45; A GIS server 21 connected to the middleware 28 and performing GIS facility management, customer management, and TCS (Trouble Call System) management; A history server (22) connected to the middleware (28) and managing history information; A simulator (23) connected to the middleware (28) for performing a simulation process of power distribution capability; A HMI (Human Machine Interface) 24 connected to the middleware 28 and displaying a screen of a substation on a screen of a distribution line; A FEP (25, 26, 27) connected to the middleware (28) and performing front end processing in a feeder, substation, and distributed generations (D.G.); Including a power distribution system, In addition, the SCADA / DMS server 20 is configured based on the Windows platform and uses MSSQL (Microsoft Structured Query Language) as a DBMS (Data Base Management System), SCADA / DMS (60) to perform power distribution management, In addition, the battery distribution system, It is configured based on the Windows platform and uses MSSQL (Microsoft Structured Query Language) as a DBMS (Data Base Management System), is linked with the SCADA / DMS (60), GIS facility management (61) and performs GIS facility management and ; A customer information system 62 linked to the GIS facility management 61 and performing customer management; A TCS (63) associated with the GIS facility management (61) and performing TCS (Trouble Call System) management; An automatic meter reading (AMR) 64 connected to the SCADA / DAS 60 and performing a remote meter reading; A facility management system (FM) 65 connected to the GIS facility management 61 and performing facility management; A CIS (Customer Information System) 66 for exchanging data with an external system in association with the GIS facility management 61; A HMI (Human Machine Interface) 67 connected to the SCADA / DAS 60 and the GIS facility management 61 and displaying a screen of a substation on a distribution line screen; Power distribution system, characterized in that configured to include. The method according to claim 1, The SCADA / DMS server 20, Power distribution system, characterized in that to be configured in a tightly coupled (Tightly Coupled) method for real-time data transmission. The method according to claim 1, The GIS server 21, Distributing system, characterized in that configured in a loosely coupled (Loosely Coupled) method. The method according to claim 1, The FEP 25, 26, 27, Substation RTU (29) in substation through optical communication network, Feeder Remote Terminal Unit (FRTU) 30 installed in distribution line, Customer RTU (Monitoring / controlling customer) And 31 and a distributed power terminal (DG RTU) 32 for performing front end processing. The method according to claim 4, Substation FEP 26 of the FEP, Distributing power distribution system, characterized in that configured to be redundant, real-time operation. The method according to any one of claims 1 to 5, The power distribution system, An automatic meter reading (AMR) 33 connected to the middleware 28 and performing remote meter reading; Facilities Management Systems (FM) 34 connected to the middleware and performing facility management; A customer information system (CIS) 35 connected to the middleware 28 and performing customer information management; Power distribution system, characterized in that further comprises a. A SCADA / DMS (60) configured based on the Windows platform and using MSSQL (Microsoft Structured Query Language) as a Data Base Management System (DBMS), and performing power distribution management; It is configured based on the Windows platform and uses MSSQL (Microsoft Structured Query Language) as a DBMS (Data Base Management System), is linked with the SCADA / DMS (60), GIS facility management (61) and performs GIS facility management and ; A customer information system 62 linked to the GIS facility management 61 and performing customer management; A TCS (63) associated with the GIS facility management (61) and performing TCS (Trouble Call System) management; An automatic meter reading (AMR) 64 connected to the SCADA / DAS 60 and performing a remote meter reading; A facility management system (FM) 65 connected to the GIS facility management 61 and performing facility management; A CIS (Customer Information System) 66 for exchanging data with an external system in association with the GIS facility management 61; A HMI (Human Machine Interface) 67 connected to the SCADA / DAS 60 and the GIS facility management 61 and displaying a screen of a substation on a distribution line screen; Power distribution system, characterized in that configured to include. The method according to claim 7, The GIS facility management 61, It has the function of registering, inquiring, modifying, and deleting high / low pressure equipment, and the equipment management target manages only the minimum equipment necessary for the failure location prediction when the equipment is managed by the SCADA / DMS 60 and the electrical failure is received. The management unit is characterized in that the initial data is input with reference to the FM (65). The method according to claim 8, The GIS facility management 61, Registration of equipment information to generate equipment ID and attribute information, registration of installation location to generate equipment location information to be shown in the drawing, creation of figure to create graphic image of the equipment in the drawing, equipment information search using equipment ID Inquiry of facility information, Inquiry of facility location using facility ID, Inquiry of facility information to modify / delete created facility information, Edit / delete facility information to edit / delete facility location Distribution, characterized in that the facility name, type, D / L (Distribution Line (Distribution Line)) conditions, including the facility search to search for the facility, the rules of the registered facility and the facility rule check function to check for errors Intelligent system. The method according to claim 7, The customer information system 62, It manages customer information related to high / low pressure facilities and has the function of registering / modifying / deleting / looking up / searching high / low pressure customer information, and managing customer information in connection with SCADA / DMS 60. , When the request from the SCADA / DMS (60), power distribution system, characterized in that to show the information through the GIS interface. The method according to claim 10, The customer information system 62, Customer information registration to create customer number and contract information, customer information inquiry using customer number to search customer information, customer location inquiry using customer number to search customer location, customer name, address, etc. Search for customers, edit / delete customer information to modify / delete created customer information, edit / delete customer location to modify / delete location for created customer, and instructions to search current instructions and meter readings using customer number Inquiry, meter reading history to check the monthly meter reading history of the low / high pressure customers, the power distribution system, characterized in that performed by including a daily usage inquiry function to query the time unit usage corresponding to the inquiry date. The method according to claim 7, The TCS 63 is, Receives electrical failure and predicts the location of failure, receives electrical failure report from the customer, looks up similar failure information and predicts the location of failure, and finally guides the customer to the failure information. Distributing power distribution system, characterized in that to create a condensation model of the GIS system in a batch when predicting. The method according to claim 12, The TCS 63 is, Inquiry of electrical failure received by using the receipt number Inquiry details received by the customer, Inquiry of customer information using the customer number inquiries about the customer's contracts, Receipt number generation and breakdowns, Receiving details of the electrical failure received by the customer Correction / cancellation of electrical fault received items correcting and canceling the corrected contents, predicting the fault location and facilities based on the address of the received customer list, predicting the fault location on the drawing, displaying the fault location, and predicting information It includes a function of generating a shortened model to generate a shortened model of a GIS system to be used in the TCS (63). Power distribution system to do. The method according to any one of claims 7 to 13, The HMI 67, A power distribution system that is configured to display a substation's screen on a distribution line screen so that the substation function can be implemented on a distribution line's screen. Connected to the middleware (99), performs power distribution management for the substation, substation-dedicated substation FEP 81, substation server 82, substation application (83), substation graphics A substation SCADA / DAS with an editor 84 and a substation GUI 85; It is connected to the middleware (99), performs the distribution capability management for the distribution line, the distribution line dedicated distribution line FEP (91), distribution line server 92, distribution line applications (Application, application) 93, a distribution line SCADA / DAS having a distribution line graphic editor 94 and a distribution line GUI 95; A real time DB 96, a control DB 97, and a history DB 98 connected to the middleware 99 and sharing data with the substation SCADA / DAS and the distribution line SCADA / DAS; Power distribution system, characterized in that configured to include. The method according to claim 15, The substation server 82, Remote data measurement, remote control, alarm acknowledgment report, event record, history data storage management, calculation, tagging and release, execution of switch operation sequence generation, operation status monitoring by turning on / off power equipment, voltage and current value Power distribution system, characterized in that the analog operation information measurement, remote control to perform the input / open operation, including the minimum operating current setting function. The method according to claim 16, The substation server 82, Topology display for single line diagram of substation, bus switching function in case of substation transformer pressure breakdown, low and medium pressure network flow indication, intelligent alarm processing, load switching through distribution line after bus switching in case of peripheral pressure breakdown, stacon for reactive power control ) Power distribution system characterized in that the optimal control, including substation busbar live / diagonal display function. The method according to any one of claims 15 to 17, The distribution line server 92, Remote data measurement, remote control, alarm acknowledgment report, event record, history data storage management, calculation, tagging and release, execution of switch operation sequence generation, operation status monitoring by turning on / off power equipment, voltage and current value Power distribution system, characterized in that the analog operation information measurement, remote control to perform the input / open operation, including the minimum operating current setting function. The method according to claim 18, The distribution line server 92, A power distribution system characterized by performing a distribution line work management, power outage management, protection coordination, fault point calculation, voltage and reactive power control, load prediction, service quality management, distributed power supply operation. A SCADA / DMS (60) configured based on the Windows platform and using MSSQL (Microsoft Structured Query Language) as a Data Base Management System (DBMS), and performing power distribution management; It is configured based on the Windows platform and uses MSSQL (Microsoft Structured Query Language) as a DBMS (Data Base Management System), is linked with the SCADA / DMS (60), GIS facility management (61) and performs GIS facility management and ; A customer information system 62 linked to the GIS facility management 61 and performing customer management; A TCS (63) associated with the GIS facility management (61) and performing TCS (Trouble Call System) management; An automatic meter reading (AMR) 64 connected to the SCADA / DAS 60 and performing a remote meter reading; A facility management system (FM) 65 connected to the GIS facility management 61 and performing facility management; A CIS (Customer Information System) 66 for exchanging data with an external system in association with the GIS facility management 61; A power distribution system using a power distribution system, comprising: a HMI (Human Machine Interface) 67 connected to the SCADA / DAS 60 and the GIS facility management 61 and displaying a screen of a substation on a screen of a distribution line. In the method, The SCADA / DAS server 60 includes a first step (ST1) of constructing initial data of basic degree data, facility management data, customer information data, and electric failure reduction data; After the first step, the SCADA / DAS server 60 provides an interface function for information transfer between the SCADA / DMS and the integrated HMI, an interface function for predicting and displaying a fault location after accepting an electrical failure, and reading the AMR system and customer information data. Includes interface functions to use, user registration, user information inquiry, password change, login function, system interface function to perform configuration, fault reception statistics, facility statistics, customer and meter statistics, report output statistics and report functions. A second step of performing power distribution management by performing the operation (ST2); Power distribution method characterized in that it comprises a. The method of claim 20, Initial data construction of the basic degree data in the first step, And a cadastral map, a topographical map, and office boundary data, and extracting from the FM (65) to process them to fit the system. The method of claim 20, Initial data construction of the facility management data in the first step, And distributing facility information and location information from the FM (65). The method of claim 20, Initial data construction of the customer information data in the first step, Register directly by using the customer information of the CIS 66 or extract only the necessary customer information from the CIS 66 and collectively register, and bulk data of the customer is basically extracted and registered only by the data to be managed. Discharge battery activating method. The method according to any one of claims 20 to 23, Initial data construction of the electrical failure reduction data in the first step, A power generation method for generating a shortened model of a GIS system to be used for electric fault location prediction, and extracting and constructing it from the FM (65).

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