KR20010110064A - Remote Radio Control and Monitoring System for Street Lighting - Google Patents

Abstract

The present invention is a long-term and stable system with low cost investment by simply and easily switching to a two-way monitoring control system by simply adding and connecting only a wireless two-way monitoring device using a mobile communication network to a wireless one-way street lamp wireless control system using a wireless that is currently generalized nationwide. The present invention relates to a street lamp wireless remote monitoring control system that can realize the construction. This control system is a PC controller installed in the central control center and a wireless control main unit such as the first main control that sends out wireless control commands and predetermined data signals to the existing self-network and receives the transmitted signals through the wireless flasher to collectively control the street lights. Means, and separately from the first main control means, transmits a wireless control command and a predetermined data signal to a mobile communication network by the PC controller and a wireless control device such as a circle, and receives the transmitted signal through a radio communication LRTU to collectively control a street light. And a second main control means capable of monitoring.

Description

Remote Radio Control and Monitoring System for Street Lighting

The present invention relates to a wireless remote monitoring and control system for streetlights using a backbone network, and more particularly, to a simple one-way streetlight wireless control system using a wireless communication system using a wireless communication network, which is simple and easily connected to a wireless one-way streetlight wireless control system that is currently generalized nationwide. The present invention relates to a street lamp wireless remote monitoring and control system that can supplement the limited functions and roles of the existing unidirectional system at low cost and easily convert to a two-way monitoring and control system to realize long-term and stable system construction at a low cost.

In general, the development process of the streetlight system that illuminates the street is initially a local streetlight controller by turning on or off the circuit breaker manually, the streetlight controller detects and turns on and off the night and day light, and the program is turned on and off The controlled streetlight controller and a streetlight control system that can be remotely controlled by using one-way wireless communication.

Conventional streetlight control system can control the flashing of the streetlight selectively or at the same time at a desired time from a long distance, but the administrator can only control in one direction, there is a problem that can not determine the failure state of the streetlight system.

The main controller transmits the control signal including the area code wirelessly, receives it from the street light controller, compares whether the area code included in the control signal is the same as its area code, analyzes consecutive control data in the same case, and allocates it. Configured to control the streetlight fixtures.

However, although the street lamp controller of the conventional one-way street lamp wireless control system can control the lighting of the street lamps wirelessly remotely, it is possible to remotely check and monitor the power saving control of the street lamp mechanism and the overall operation status of the lamp, ballast, and flasher. There is no problem.

In order to solve this problem, there is a device for collecting failure information of a street lamp using a power line in the related art, but the high-frequency noise generated by the lighting of the street lamp cannot be blocked and the power line is shared with the street lamp. There is a problem in that noise affects other loads, and there is a problem in that the content of monitoring data is frequently lost, maintenance is inconvenient by wires, and the distance cannot be applied to a wide area.

The present invention was created to overcome the above-described problems, and an object of the present invention is to simply and additionally connect a wireless two-way monitoring device using a backbone communication network to a wireless one-way street light wireless control system using a wireless device, and to provide a simple and low cost. By supplementing the limited functions and roles of the system, it can be easily converted into a good bi-directional monitoring control system.In addition, when applying a new area, some parts can be easily added to add additional devices so that the functions of the existing one-way system can be compatible. In addition, the present invention provides a remote street light control system for more convenient use.

The technical configuration of the present invention for achieving the object of the present invention, in the remote control device of the street lamp system using a wireless network, the wireless control command and predetermined data signal to the PC controller and the other wireless control device installed in the central control station A first main control means for controlling the street lamp by transmitting the transmitted signal to the main network and receiving the transmitted signal with a wireless flasher; and a radio control command and a predetermined data signal to the PC controller and the wireless control device separately from the first main control means. Is transmitted to the device station communication network, and the transmitted signal is received by the wireless notification LRTU to control the street lamps collectively, and the monitoring data collected from the RTU and various data of the operation status and failure monitored by the wireless notification LRTU itself are moved. And a second main control means for notifying the central control center using a communication network.

The first main control means and the second main control means monitor and control digital wireless data communication signals based on a dual network of a wireless self network and a mobile communication network at a central control station for a street lamp arranged as a whole, a group, and individually. Is done.

1 is a block diagram of a conventional general street light wireless one-way control system,

2 is a block diagram of a bidirectional monitoring control system according to the present invention,

3 is a detailed block diagram of a bidirectional monitoring control system according to the present invention;

Figure 4 is a detailed modified block diagram of the application of the new zone of the bi-directional monitoring and control system according to the present invention.

<Description of Symbols for Main Parts of Drawings>

A: PC monitoring controller B: Wireless one-way main controller

i: Mobile communication network K: Remote PC

C: Street light unidirectional wireless controller D: Radio notice LRTU

G: Wireless RTU E: Street light switchboard

F: Street light fixture H: Two-way wireless remote control

J: Mobile Phone

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

2 is a block diagram of a bidirectional monitoring control system according to the present invention, FIG. 3 is a detailed block diagram of the bidirectional monitoring control system according to the present invention, and FIG. 4 is an application of a new area of the bidirectional monitoring control system according to the present invention. Detailed modified block diagram.

Remote street light control system of the present invention is a PC monitoring controller (A), wireless one-way main control device (B), mobile communication network (i), remote PC (K), street light one-way radio controller (C), wireless communication Examples include LRTU (G), wireless RTU (G), street light switchboard (E), street light fixture (F), two-way wireless remote control (H), mobile phone (J).

The PC monitoring controller A is a main PC additionally connected to the existing wireless unidirectional main control transmission device B, and is provided with predetermined D / B data, a necessary GIS (map) is connected, and a main communication network (i). Is connected to the backbone SMS.

The PC monitoring controller (A), which is the main PC, connects with the existing wireless unidirectional main control transmitter (B) and sends out the wireless data signals necessary for the existing streetlight wireless controller (C) installed at a remote site. (F), remote monitoring from the PC monitoring controller (A) using the main communication network (i) of the data and operation status information monitored by the wireless notification LRTU (D) connected to the existing street light wireless controller (C) And monitors.

Remote PC (K) is provided with the main PC (A) and the Internet, and can share a variety of information of the PC monitoring controller (A) connected to the main control device (B).

Wireless notification (D) is connected to the existing one-way street light wireless controller (C) to monitor and control the status of the street lamp monitoring and detection.

Wireless RTU (G) is a monitoring device of street lamp mechanism (F). It checks lamp and ballast condition all the time and sends monitoring status data to relay relay by wireless relay between wireless RTU (G). .

The street lamp switchboard (E) is a power supply means of the street lamp mechanism (F) has a built-in wireless alarm (D) and street lamp wireless controller (C) and includes a variety of diagnostic devices to monitor the wireless alarm (D) do.

3 is a detailed block diagram of a bidirectional monitoring control system according to the present invention.

A PC monitoring controller (A) connected to a remote PC (K) and freely communicating with the Internet can be connected to a wireless one-way main control transmitter (B) to wirelessly send a free control command and data signal to the street lamp one-way wireless controller (C). have.

In addition, the operation data can be shared via the RS232 connection line of the street light unidirectional radio controller (C) and the remote connection LRTU (D), and the two-way wireless remote controller (H) via the transceiver of the wireless communication LRTU (D). To achieve on-site control, monitoring and repair functions.

Here, separate connection type wireless alarm LRTU (D) is connected to the power supply unit (charging circuit) and backup battery, and monitors the status of functions such as voltage detection, current detection, contact detection, breaker detection, meter release, etc. It is sent from the detection unit to the data storage unit and input to the CPU. At this time, an RF division / region code switch is provided.

The main control unit (operation unit) is operated by the CPU, and the main control unit is connected to the main network wireless motor and connected to the main network base station of the main communication network i.

Transmitting and receiving unit of the separate connection type LRTU (D) of the wireless communication is connected to the transmitting and receiving unit of the wireless RTU (G) attached to the street lamp mechanism (F) of the street lamp mechanism (F) confirmed by the failure detection unit of the wireless RTU (G) Receives the fault monitoring information of the lamp and ballast wirelessly and stores it in the data storage unit, and the wireless communication LRTU (D) self-monitoring / detecting unit stores various detection data of the street lamp switchboard (E) in the data storage unit. The PC monitoring controller (A) with built-in interface S / W is connected to the main network based on the main communication network (i) through the main network wireless modem embedded in the radio communication LRTU (D). It is sent to make supervision control.

Figure 4 is a detailed modified block diagram of the application of the new zone of the bi-directional monitoring and control system according to the present invention.

In the new area, there is no unidirectional radio controller (C) such as a crossroads, and the detection unit detects contact with the CPU, the RF circuit, and the clock circuit connected to the CPU, the driver controlling the street lamp switchboard (E) in the radio communication LRTU (D). Two-way supervisory control is achieved by the wireless notification controller D1 to which the module C1 of the one-way radio control function composed of the circuit is added.

As described above, the present invention transmits a wireless control command and a data signal to a PC monitoring controller (A) and a wireless unidirectional main transmission device (B) installed at a central control station, and the wireless flasher receives the same to control the collective lighting of a street lamp. By using the equipment station communication network (for example, SK communication network), the central control station wirelessly monitors and monitors the lighting state of the street lamps, the lamp ballast state of each street lamp, and various states in the switchboard.

As described above, in the present invention, when only a part of an existing network is additionally connected, the actual lighting control state of the street lamp, the operating data normal input state, the power failure in the switchboard, the electric leakage, the voltage, the current, the power state, the power of the meter for each location Remote meter reading, lamp status of each lamp, failure status of ballast, operation and failure status of wireless flasher, etc., can be monitored and controlled in both directions wirelessly with general PC through main network at remote control station. In addition, as soon as a failure occurs, the above failure status can be automatically notified to the mobile phone of the field manager, enabling immediate trouble-shooting without disturbing time and place. Shorten the time to realize technical administrative services for civil administrations and respond to safety accidents in advance It can rescue the system scheme. In addition, it is possible to utilize the existing one-way system as it is to build the system as it is, can significantly reduce the construction cost of the integrated two-way streetlight wireless monitoring control system to realize the full function, existing facility area or newly established When the system is applied to the area, the wireless control means is basically equipped with a redundant control means, which is redundant with the main network and the self network, so that it is possible to realize a long-term stable system construction at a low cost initially.

Claims (2)

In the one-way street lamp wireless control system using a wireless that is generalized nationwide, The PV monitoring controller (A) is additionally connected to the wireless one-way main control transmitter (B), which is already installed in the central control station, and the wireless communication LRTU (C) is installed in the one-way street light wireless controller (C), which is already installed in the street lamp switchboard (E). D) is additionally connected, and a wireless RTU (G) is additionally installed in the street lamp mechanism (F) to send a wireless control command and various operating data signals to the PC monitoring controller (A) through the wireless one-way main control transmission device (B). First main control means for receiving the transmitted signal to the existing street light wireless controller C and remotely controlling and managing the street light switchboard E and the street lamp mechanism F collectively; Apart from the first main control means, a wireless control command and a monitoring notification command are sent to the PC monitoring controller A through the main communication network i, and the wireless notification LRTU D receives and is connected to the wireless control command signal. The street lamp switchboard (E) and the street lamp mechanism (F) can be remotely controlled by using the existing street lamp wireless controller (C), and the power failure, voltage, current power, and power inside the street lamp switchboard (E) can be received by receiving a monitoring notification command signal. Remote meter reading, disconnection, short-circuit status and operation status and operation data of existing unidirectional street light radio controller (C), normal input status, failure status and actual lighting status of street lamp fixture (F) notified by wireless RTU (G), respectively. The second main control means which notifies the PC monitoring controller (A) of the central control center through the main communication network (i) by integrating the radio communication LRTU (D) with the failure status of the lamp ballast of Including Wireless remote monitoring and control system, characterized in that the freezing. According to claim 1, In the case of applying a new area without the existing one-way street lamp radio controller (C) only by inserting the module (C1) that can be a function of the street lamp radio controller (C) to the radio notification LRTU (D) wireless street light Street light wireless remote monitoring and control system, characterized in that made by applying a wireless notification controller (D1) integral of the controller (C) and wireless notification LRTU (D).