KR20110084671A - Management system for the electric-power equipment using wibro technology - Google Patents

Abstract

PURPOSE: A management system for electric power device using wibro technology is provided to effectively manage electric power amount. CONSTITUTION: An electric-power device Wibro modem(120) grasps state information of the power device by installing a power device. The electric-power device Wibro modem transmits the grasped information through a Wibre method. The electric-power device Wibro modem transmits a control signal about the power device with a Wibro method. A central management server(130) communicates with the electric-power Wibro modem through the Wibro method. The central management server manages an electric power device by collecting transmitted information. A repeater(160) is installed between the electric-power device Wibro modem and the central management server. The device relays communication between the electric-power WIdro modem and the central management server.

Description

Management System For The Electric-Power Equipment Using WIBRO Technology

The present invention relates to a power equipment management system using WiBro technology, and more specifically, to monitor and control the line automatic switchgear and monitor the information about the power equipments such as steel towers, transformers, etc. It is to provide a power facility management system using WiBro technology that can efficiently manage power usage by remotely metering.

Electric power equipment covers distribution panels, distribution boards, motor control panels, emergency generators, transmission / distribution pylons, transformers, manholes, etc., which are installed in units of buildings or subregions, such as schools or group dwelling facilities. It is installed in various structures.

These power plants are the national infrastructure and their maintenance and management is very important. Therefore, KEPCO is making a lot of efforts for the safe and efficient management of electric power facilities. In particular, for power equipment that handles high or extra high pressure, it is necessary to identify and control the current state of the facility in real time in order to prevent safety accidents.

However, these power facilities are distributed in a wide range of areas, especially the towers and transmission poles for transmission and distribution are often installed in difficult access areas such as mountainous areas, it is very difficult to monitor and control in real time.

Accordingly, domestic and foreign power technologies are evolving toward both decentralization and central control of the system while sharing all the power information from the power plant to the end customer on the network. And, for this purpose, monitoring and metering techniques of power facilities using various communication methods such as 400 MHz RF, UWB, or zigbee have been actively proposed.

However, the management of power facilities through such communication methods is not easy due to various problems such as the limitation of data processing capacity according to the communication speed, interference in the same frequency band, and large power consumption or communication cost. Another issue that emerges as a problem is the cost of leasing network operators to monitor power providers' utility equipment.

Therefore, through the introduction of a more efficient communication method that overcomes the above problems, the sensing and monitoring and control of the power equipment status information for the collection of location information, status information, etc. of the power facilities to facilitate smoothly A solution is required.

The technical problem to be achieved by the present invention is to monitor and control information on the facilities such as power towers, power towers, transformers, etc. distributed in a wide area, remote condition diagnosis and the like, and to monitor and control the line automatic switch, and to remotely read the power consumption of the customer. It is to provide a power facility management system using WiBro technology that can be managed more efficiently.

Power equipment management system using the WiBro technology of the present invention for achieving the above-described technical problem, installed in the power equipment to grasp the state information of the power equipment, and transmits the identified information through the wibro method, WiBro modem for power equipment that receives the control signal for the power equipment in a WiBro method; A central management server communicating with the WiBro modem for the power equipment through a WiBro method and collecting information transmitted to manage the power equipment; And a repeater installed between the power equipment WiBro modem and the central management server to relay communication between the power equipment WiBro modem and the central management server.

In the present invention, the WiBro modem for power equipment, the sensor unit for grasping the state information of the power equipment; A communication unit for transmitting the state information of the power equipment identified by the sensor unit through a WiBro method and receiving control information; And a demodulation demodulation unit for demodulating and demodulating a signal transmitted and received through the communication unit.

The sensor unit preferably includes a temperature sensor, a vibration sensor, an inclination sensor, and a camera interlocking sensor, so that the state of the transmission and distribution pylon can be accurately remotely advanced.

In addition, the power equipment WiBro modem further includes a relay unit for relaying communication between the other power equipment WiBro modem and the repeater and the central management server, it is preferable to be able to communicate smoothly even in the shadow area.

The WiBro modem for power equipment has a unique ID (ID), and information transmitted from the WiBro modem for power equipment and a control signal received from the central management server include ID information for each WiBro modem for power equipment. It is desirable to include and control the exact information of a plurality of power installations installed in a wide area.

On the other hand, the remote meter reading system using the WiBro technology according to the present invention is installed in each consumer, the remote meter reading WiBro modem for transmitting the power usage information of the customer by using the WiBro method in conjunction with each customer's electronic electricity meter; A central management server that communicates with the remote meter reading WiBro modem through a WiBro method, collects power usage information transmitted, remotely reads power consumption of each customer, and controls power supply of each customer; It is installed in a power supply facility for supplying power to each customer, and collects the power usage information transmitted from the plurality of remote meter reading WiBro modems and transmits them using the WiBro method with the central management server and transmits control signals for each customer. It includes; a data transmission unit for receiving.

According to the power equipment management system using the WiBro technology of the present invention as described above, it is possible to perform services such as real-time information identification and status diagnosis for the power equipment distributed in the wide area by using the WiBro communication method.

Accordingly, the overall system structure can be simplified, and the automatic control of the line automatic switchgear, the remote reading of the consumer power consumption, the condition monitoring of the power equipment, the low power, the small size, and the control and still image and video transmission are possible by the high speed data transmission capability. Can be collected and transmitted by a single transmission method.

This, in turn, provides the advantage of increasing the data processing capacity according to the high communication speed and economical effects such as reducing the lease fee by using the wibro communication method for the lease network used for communication with the existing upper network central management server. .

In addition, it provides various advantages, such as the effect of securing the industrial foundation and system stability due to the application of the monitoring management system such as infrastructure facilities other than the electric power industry.

1 is a conceptual diagram illustrating a configuration of a power facility management system using WiBro technology according to an embodiment of the present invention.
2 is a conceptual diagram illustrating a configuration of a remote meter reading system using WiBro technology according to an embodiment of the present invention.
3 is a diagram illustrating a configuration of a central management server according to an embodiment of the present invention.
4 is a conceptual diagram illustrating a configuration of an automatic switchgear management system using WiBro technology according to an embodiment of the present invention.
5 is a block diagram showing the configuration of a WiBro modem according to an embodiment of the present invention.

Hereinafter, a specific embodiment of the present invention will be described in detail with reference to the accompanying drawings.

≪ Example 1 >

As shown in FIG. 1, the power equipment management system using the WiBro technology according to the present embodiment includes a power equipment WiBro modem 120, a central management server 130, and a repeater 160.

First, the WiBro modem 120 for power equipment is installed in each power equipment 110 to grasp the state information of the power equipment, and transmits the grasped information through the wibro method, and the power equipment 110. A component that receives a control signal for WiBro. In the present embodiment, the electric power equipment includes a distribution panel, a distribution panel, a motor control panel, an emergency generator, a transmission / distribution pylon, a pole, a transformer, a manhole, and the like installed in a building unit or a small area unit of a school or a group residential facility. will be.

In addition, the power equipment WiBro modem 120 is preferably configured to include a sensor unit, a communication unit and a modulation and demodulation unit for the state information of the power equipment 110 and smooth WiBro communication with the central management server 130. Here, the sensor unit is a component that grasps state information of the power equipment. Specifically, the sensor unit includes a variety of sensors, such as temperature, vibration, tilt, water level detection, surveillance cameras installed in the steel tower, manhole, etc., for example, as shown in Figure 1, when the power equipment is a steel tower temperature sensor , Vibration sensor, tilt sensor and surveillance camera.

Next, the communication unit is a component that transmits the state information of the power equipment identified by the sensor unit through the WiBro method and receives control information. In the present embodiment, the communication unit may communicate using the WiBro method. It can be configured as a WiBro modem. Wibro is short for Wireless Broadband Internet, and it is known as Mobile WiMAX in foreign countries. In terms of Korean, it is known as wireless broadband Internet, wireless high-speed Internet, and 2.3㎓ mobile internet. Is introduced.

WiBro has great significance as Korea's first communication technology that created the service concept and established as an international standard. Furthermore, it is the representative of next generation growth engine business that can be the foundation for providing electricity that Korea can leap forward as an IT leader. It is a result. In addition, since Korea has a source patent, there is no royalty payment and it has the advantage of securing greater competitiveness in various application fields.

The biggest advantage of WiBro is that since WiBro is based on IP-based data transmission technology, it supports high-speed data transmission on the move and integrates next-generation communication technology such as OFDM, Multiple Input Output (MIMO), and smart antenna. It is very efficient for wireless transmission of high capacity data that has not been seen before.

The WiBro modem may have various structures, for example, may have a configuration as shown in FIG.

Next, the modulation / demodulation unit is a component that modulates and demodulates a signal transmitted and received through the communication unit. Since the modulation / demodulation unit may be implemented as a structure for performing a general modulation / demodulation function, a detailed description thereof will be omitted.

In addition, the power equipment WiBro modem 120 according to the present embodiment may have a structure further including a relay unit for relaying communication between the other power equipment WiBro modem and the repeater 160 and the central management server 130. have. In this case, the relay unit further includes a WiBro communication in a shaded area, which is preferable.

Furthermore, the WiBro modem 120 for power facilities has its own unique ID (ID), and the information and the central management transmitted from the WiBro modem for power facilities 120 to the central management server 130. The control signal received from the server includes ID information for each WiBro modem 120 for each power equipment, and it is possible to identify and identify information on a plurality of power equipments distributed in a wide area by each power equipment. This is preferable because each power equipment can be precisely controlled.

Next, the central management server 130 is a component that communicates with the WiBro modem 120 for the power equipment through the WiBro method, collects the transmitted information, and manages the power equipment. The central management server 130 receives the information obtained with the WiBro modem 120 for the power equipment through the WiBro communication method, and transmits a control signal for each power equipment to the corresponding WiBro modem using the WiBro communication method. System. To this end, the central management server 130, as shown in Figure 3, router 131, firewall 132, FEP 133, monitoring diagnostic DB 134, DR Server 135, AMI / AMM Server 136, the billing host 137, and the control panel 138 may be configured to include specific components, and the technical configuration of the specific components is substantially the same as general technology, and a description thereof will be omitted.

In addition, the repeater 160 is installed between the WiBro modem 120 for the power equipment and the central management server 130, the communication between the WiBro modem 120 for the power equipment and the central management server 130. It is a relay component. The repeater 160 may be installed in plurality depending on the situation, may be installed in parallel with the power equipment 110.

≪ Example 2 >

The remote meter reading system using the WiBro technology according to the present embodiment basically has the same technical idea as the power facility management system using the WiBro technology of the first embodiment, but in a situation where a smart grid or the like to be developed in the future is realized. The system is optimized for remote unattended meter reading. To this end, the remote meter reading system using the WiBro technology according to the present embodiment includes a remote meter reading WiBro modem 220, a central management server 240, and a data transmitter 250, as shown in FIG. 2. do.

First, the remote meter reading WiBro modem 220 is installed in each customer 210, and interlocks with the electronic electricity meter of each customer 210 to grasp the power usage information of the customer 210 and uses the WiBro method to manage the central management server. The component transmits to 240. This remote meter reading WiBro modem 220 may be configured to include a sensor unit, a communication unit, and a demodulation unit similarly to the WiBro modem 120 for power equipment of the first embodiment. Here, the sensor unit is a component that can interlock with the electronic wattmeter to grasp the state information in real time, and the rest of the communication unit and the demodulation unit are substantially the same as those of the above-described embodiment 1 and thus will not be repeated.

In addition, the WiBro modem 220 for remote reading also has its own unique ID (ID), similarly to the WiBro modem for power equipment of the first embodiment, and is centrally managed by the WiBro modem 220 for remote reading. The information transmitted to the server 240 and the control signal received from the central management server 240 include ID information for each remote meter reading WiBro modem 220. Since it is possible to distinguish and grasp information about 210 for each customer, and to control each customer 210 accurately, it is preferable.

Next, the central management server 240 communicates with the WiBro modem 220 for the remote meter reading through the WiBro method, collects the power usage information transmitted, and remotely reads the power consumption of each customer 210 and the power of each customer. The component that controls the supply. The central management server 240 for remotely reading and controlling the power consumption of the customer 210 may be installed in a merged with the central management server 130 of the first embodiment, or may be installed separately.

Next, the data transmitter 250 is installed in a power supply facility for supplying power to each customer 210, for example, a telephone pole 230, and uses power transmitted from the plurality of remote meter reading wibro modems 220. It collects the information and transmits it using the WiBro method with the central management server 240 and receives a control signal for each customer 210. The data transmitter 250 may collect metering data from a plurality of remote metering wibro modems 220 interoperable with a customer's electronic electricity meter, and each data transmitter 250 is connected to the central management server 240 and the wibro. Communicate in communication. To this end, the data transmission unit 250 also has its own WiBro modem 252. In addition, the data transmission unit 250 may have a built-in relay that can perform a relay function for a smooth WiBro communication method with the central management server 240 or other data transmission unit.

Meanwhile, the repeater 260 may be further installed in the remote meter reading system using the WiBro technology according to the present embodiment, similarly to the first embodiment. The repeater 260 may be flexibly operated according to the actual customer 210 and the situation of the power facility 230 for supplying power to each customer.

<Example 3>

Automatic switchgear management system using a WiBro technology according to the present embodiment, as shown in Figure 4, is configured to include a WiBro modem 330 for automatic switchgear, the central management server 340 and the repeater 350.

Here, the WiBro modem 330 for the automatic switchgear, in conjunction with the FRTU (Feeder Remote Terminal Unit, 320) to remotely control the electricity of the customer-side distribution line, to detect the state of electricity to operate / manage the distribution line remotely By doing so, it is possible to quickly cope with the abnormal track and to provide a stable service.

The WiBro modem 330 for the automatic switch has an advantage of reducing the lease line charges using the HFC network currently being used. For example, when the monitoring of the state information on the power equipment is expected to be a failure, such as overload in the power equipment, automatic switchgear WiBro modem 330 transmits to the central management server 340 by using the WiBro method, the central management server ( The 340 may transmit a control signal to the WiBro modem 330 for the automatic switch using the WiBro method.

Next, since the central management server 340 and the repeater 350 according to the present embodiment are substantially the same as those of the above-described first embodiment, they will not be repeated.

WiBro modem for power plant: 120 Central management server: 130
Repeater: 160 WiBro modem for remote meter reading: 220
Central Management Server: 240 Data Transmission: 250
WiBro modem for automatic switchgear: 330 Central management server: 340
Repeater: 350

Claims (8)

A WiBro modem for a power equipment installed in a power equipment to grasp state information of the power equipment, transmit the detected information through a wibro method, and receive a control signal for the power equipment in a WiBro manner;
A central management server communicating with the WiBro modem for the power equipment through a WiBro method and collecting information transmitted to manage the power equipment;
And a repeater interposed between the power equipment WiBro modem and the central management server to relay communication between the power equipment WiBro modem and the central management server. According to claim 1, wherein the WiBro modem for power equipment,
A sensor unit for grasping state information of the power facility;
A communication unit for transmitting the state information of the power equipment identified by the sensor unit through a WiBro method and receiving control information;
And a demodulation unit for demodulating and demodulating a signal transmitted and received through the communication unit. The method of claim 2, wherein the sensor unit,
Power equipment management system using the WiBro technology, characterized in that it comprises a temperature sensor, vibration sensor, tilt sensor, and camera interlock sensor. According to claim 1, wherein the WiBro modem for power equipment,
A power equipment management system using a WiBro technology, characterized in that it further comprises a relay for relaying communication between the WiBro modem for another power equipment and the repeater and the central management server. According to claim 1, wherein the WiBro modem for power equipment,
WiBro technology having a unique identification ID (ID), the information transmitted from the WiBro modem for power equipment and the control signal received from the central management server includes ID information for each WiBro modem for power equipment Power equipment management system. Remote meter reading WiBro modem installed in each customer, and transmits the power usage information of the customer by using the WiBro method in conjunction with the electronic electricity meter of each customer;
A central management server that communicates with the remote meter reading WiBro modem through a WiBro method, collects power usage information transmitted, remotely reads power consumption of each customer, and controls power supply of each customer;
It is installed in a power supply facility for supplying power to each customer, and collects the power usage information transmitted from the plurality of remote meter reading WiBro modems and transmits them using the WiBro method with the central management server and transmits control signals for each customer. Remote meter reading system using a WiBro technology comprising; receiving a data transmission unit. The method of claim 6, wherein the data transmission unit,
A remote meter reading system using WiBro technology, further comprising a relay for relaying communication between the other data transmission unit and the central management server. According to claim 6, The remote meter WiBro modem,
WiBro technology having a unique identification ID (ID), the information transmitted from the remote meter reading WiBro modem and the control signal received from the central management server includes ID information for each remote meter reading WiBro modem Remote meter reading system.

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