KR940009501B1 - Remote control system for street lamp - Google Patents

Abstract

The street lights are divided into multi regions according to the street state. The remote control and management connected to the central computer is installed at each unit region. It comprises a host computer (1), a main controller (2) with the auxiliary computers connected by the LAN, a communication (3) and its auxiliary controllers (4) connected to the main controller, and a controller (5) installed at the field and connected to the communication controller by the wire.

Description

Street light remote control and management system

1 is an overall schematic diagram of a street lamp remote control and management system according to the present invention, showing a connection state of each unit area street lamp remote control and management system with a central host computer.

2 is a block diagram of a remote control and management system of each unit area street light of FIG.

3 is a block diagram specifically showing an auxiliary controller in a system of the present invention.

4 is a diagram showing a fault indication of the system of the present invention and a system diagram at the time of radio call.

5 is a diagram showing an instruction light system for turning on and off the system of the present invention.

* Explanation of symbols for main parts of the drawings

CC: Main computer US: Remote control and management system of unit area street light

1: host computer 2: main controller

2 ': Standby controller 3: Communication controller

4: Auxiliary controller 4-1: Auxiliary control unit

4-2: Dial-up Modem 4-3: Alarm Generator

4-4: Status board controller 4-4-1: Status board

4-5: A / D converter 4-5 ': Ambient light sensor

4-5 ": Blackout detector 4-3-1: Buzzer

4-5'-1: Light meter 4-5 "-1: USP

3-2, 5-1: Modem 4-2-1: Mobile communication device

4-2-2: Wireless receiver 5: Field controller

5-2: Remote control unit 5-3: Logic relay unit

5-4: Unit Controller 5-5: Magnet Switch

5-6: Current Detector 5-7: Solar Tracker

6: CCTV Controller 6-1: Traffic Analyzer

6-2: CCTV Camera

The present invention relates to a remote control and management system of a street lamp that can check the failure state at the same time by turning on and off by remote control of the street lights installed over a certain area by a computer of the central control room by wire.

Conventional methods of controlling and controlling street lamps include a flasher equipped with a light sensor corresponding to a change in ambient brightness at sunrise and sunset, installed in a street lamp or a security lamp, and turning on or off the lamp when it is dark or bright. .

However, in the above method, when a failure of an optical sensor or a malfunction of a street lamp and a flasher occurs, the management personnel can not only check the inspection or check the failure if there is no complaint. There is a problem that it takes a lot of manpower to circulate the street lamps and inspect them one by one.

Another conventional method includes a wireless transmitter, a wireless relay system (for example, a wireless relay system installed in a Namsan tower), and a street lamp annihilator operated by a wireless signal of a wireless transmitter to turn on and off a street lamp. There was a method of turning on and off the street lamp by operating the annihilator of the street lamp by the operation of the radio transmitter at sunset.

Since this method does not use the optical sensor as described above, there is no fear of malfunction due to the failure of the optical sensor, but the execution result cannot be immediately confirmed after the instruction of the lighting of the street lamp is turned on or off, and the malfunction of the street lamp and the flasher is not performed. However, it is impossible to check the details of the failure or the amount of electricity, leakage, and overcurrent without the personnel inspecting it on a daily basis, and due to lack of manpower and equipment, maintenance is delayed or neglected to provide high quality service. It is not possible to turn on or turn off lights, so there are many problems in the separate operation of sharp and constant lights, and it takes much manpower and time to turn off lights when training lights, and there are many cases of malfunction due to radio interference. Depending on the time zone, you can set a specific route or location and control it That, in response to the upset the roughness change due to a change in the surrounding environment there were various problems such that they can not be controlled in the light-off.

Therefore, the object of the present invention is to enable the lighting of the street lamp and turn off the lamp at the optimum time under the control of the computer at the same time, and the malfunction or the failure of the street lamp and the site controller (flasher) is checked by the computer without the patrol of the management personnel. Automatically notify the maintenance staff by wireless immediately, and immediately check the execution result after the street lamp is turned on and off, so as to eliminate unnecessary waste of power, efficiently manage the street lamp, and provide optimal service. To provide a management system.

Another object of the present invention is to control the street lamps to be turned on and off for each line, flasher unit, or individually, so that separate operation of fluctuation and constant light is convenient, and the vehicle is input by a program of traffic analysis on site. It can control by judging by itself, select and control specific route or location by time according to the traffic volume of the vehicle, and control short or short time by selecting or controlling the flashing time with less manpower even during training training. It is to provide a remote control and management system of the street light.

Yet another object of the present invention is to provide a remote control and management system of a street lamp that can be turned on and off at an optimum time in response to changes in illuminance caused by weather changes or changes in the surrounding environment, and can check the amount of electricity or current value. It is to.

It is another object of the present invention to provide a remote control and management system for a street lamp that can display the lighting and turning off and the failure status of the street light at a glance.

In order to achieve the above object, the street light remote control apparatus of the present invention divides a street light installed in a predetermined area into a plurality of unit areas according to a predetermined route, and installs a unit area street light remote control and management system for each unit area, Wherein the unit area street light remote control and management system is connected to a central main computer by wire, wherein the unit area street light remote control and management system is a main control unit configured to connect a host computer and a plurality of auxiliary computers in a LAN manner. At least one communication controller connected to the main control device, and one auxiliary controller, the on-site controller connected to the communication controller by a wire, characterized in that to control the street light remotely.

Preferably, the main control device further includes a stand-by controller that can be used in the event of a failure of the device.

In addition, the auxiliary controller is a means for displaying when a failure occurs in the street lamp and the system and means for information and means that the computer can automatically detect and call the site maintenance personnel over the air, and the illuminance And a means capable of detecting a power failure, the object of the present invention can be better realized.

Further, the object of the present invention is more advantageously achieved if the field controller is provided with a storage device having date-specific sunrise data and a means for measuring a current value or power amount.

In addition, the present invention is more advantageously achieved by connecting the CCTV controller to the main controller to measure the traffic volume of the vehicle and installing the traffic analyzer and the CCTV camera at a predetermined position through a dedicated line.

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

As shown in FIG. 1, the remote control and management system of the present invention divides a street light installed in a certain area into a plurality of unit areas according to an appropriate line, and for each unit area, the unit area street light remote control and management system ( US) is installed, and the unit area street light remote control and management system (US) is connected to a dedicated line so that it can be controlled and controlled by the main computer (CC) in the center.

The unit area street light remote control and management system US includes a host computer 1, a main controller 2, a communication controller 3, an auxiliary controller 4, and the communication controller as shown in FIG. (3) and a site controller (5) connected in a wired manner, wherein the main controller (2) has a standby controller (2 ') for performing its task in the event of a failure of the main controller (2). It is installed.

The host computer 1 controls the signal input through the keyboard according to the programs of the main controller 2 and the standby controller 2 'and simultaneously monitors the result of the program execution through a monitor, The main controller 2 is formed by connecting a plurality of computers that control and control the overall functions of the system in a LAM (LOCAL AREA NETWORK) method, and the standby controller 2 '. It is configured to manage various trouble situations, important data storage and each controller by system operation program and LAN operation program all the time and all data are shared.

That is, the main controller 2 performs the command of the host computer 1, controls the auxiliary controller 4 by managing the on / off control command to the communication controller 3, and controls the system operation program and the LAM operation program. It is configured and programmed to preserve and perform data storage, and to store, preserve and analyze data, to monitor and share data with the standby controller 2 '.

In addition, the standby controller 2 'is a computer equivalent to the main controller 2 and the hardware and software. When the main controller 2 fails, the standby controller 2' is provided with the main controller 2 and the data so as to act on its behalf immediately. At the same time, the system operation program and the LAN operation program are kept the same, and the main control unit 2 is always monitored to maintain the standby state so that the overall function of the system can be controlled in the event of a failure.

On the other hand, the communication controller 3 is a communication control unit 3-1, a modem 3-2, and a multi line adapter 3-3, as schematically shown in FIG. In this embodiment, the communication control unit (3-1) is an industrial computer, CPU; I-80286, Clock Speed; 12MHZ, STDRAM; 1024 KB Yta, EPROM; 1 MBYTE, FDD; It has the resources of 3.5-In 1.44MBYTE, and the modem (3-2) has a transmission speed of 1200 / 2400BPS with differential phase shift modulation (DSPK) and asynchronous half duplex communication method, and multi-line adapter. (3-3) is a device for connecting a communication line to the field controller 5 selected in the communication control unit 3-1, and has a maximum of 32 line selection functions. In addition, the communication controller 3 is connected to the main controller 2 connected by the LAN method via a LAN adapter (LAN card), and the modem of the field controller 5 is connected from the multi-line adapter 3-3. The site controller 5 is connected via (5-1). The auxiliary controller 4 further includes an auxiliary control unit 4-1, a dial-up modem 4-2 for transmitting a radio signal in case of a failure, and an alarm for generating an alarm signal in case of a failure. Generator 4-3, A / D converter 4-5 for converting the detection signals of illuminance and power failure into digital signals, illuminance detector 4-5 and electrostatic detector 4-5 "connected thereto, and will be described later. The status board controller 4-4 for driving the monitoring mapboard (or status board) 4-4-1 is configured to be connected.

The auxiliary control unit 4-1 has the same resources as the communication control unit 3-1 described above, except that the dial-up modem 4-2 uses the full duplex communication method. Has the same resources as the modem 3-2 of the communication controller 3.

The status board controller 4-4 generates a TTL level output and includes a plurality of channels (175 channels in the present embodiment). Monitoring map board (or status board) 4-4-1 prepared in the map model corresponding to the installation position of the site controller 5 so that the size of 4000 (width) x 150 (height) in this embodiment The monitoring mapboard 4-4-1 is equipped with three red, green, and orange LEDs corresponding to each site controller 5, and green when the street lamp is turned on, red when the street lamp is turned off, and a site. It is configured to be controlled through the auxiliary controller 4 by receiving the command of the main controller 2 so that the controller 5 and the lamp are turned orange when the lamp is repaired, and the red LED blinks when the peripheral device such as the street lamp or the site controller is broken. It is. In addition, the monitoring map 4-4-1 may be configured to include the system clock of the main control unit 2, the constant light, the flashing light and the flashing off time, the illuminance value, the current current value and the situation of the field controller 5 designated by the host computer. Connected to display text.

In addition, the dial-up modem 4-2 is a modem for automatically calling the system administrator and the site maintenance personnel with a trouble spot and a failure state when an error occurs in the system, a street lamp, or the field controller 5. 4-2) is wirelessly connected to a radio receiver 4-2-2 called "beep" via mobile communication equipment (usually installed in a car) 4-2-1. In addition, the alarm generator 4-3 of the auxiliary controller 4 is to generate an alarm signal to alert the control room when an error occurs in the system or the on-site controller 5, which includes an alarm (buzzer) ( 4-3-1) is connected.

The illuminometer 4-5'-1 connected to the illuminance sensor 4-5 'of the A / D converter 4-5 of the auxiliary controller 4 and installed on the roof of the control room, etc. In order to use it as calculation data of optimum lighting time such as early lighting control according to the quantity, it has the function to measure the daily illuminance, and the blackout detector (4-5 ") is connected to the UPS (4-5" -1) In case of power failure, it checks the operation time of UPS and if the power failure is not restored for a certain time, it saves data safely and then shuts down the system.

On the other hand, as shown in FIG. 2, the field controller 5, which bundles a plurality of street lights into one and collectively controls the site, includes a modem 5-1, a remote control unit 5-2, and a logic relay unit 5. -3) and unit controller (5-4) and magnet switch (5-5) for controlling the logic relay unit (5-3) to select a line to the street lamp and measuring the amount of current. And a so-called solar tracker (5-7) for storing current sunrise time data for each date. The remote control unit 5-2 is programmable by a one-chip microprocessor, and the modem 5-1 has the same resources as the modem 3-1 of the communication controller 3.

In addition, the main controller 2 is provided with a CCTV controller (6), the traffic controller 6-1 and the CCTV camera (6-2) installed in a predetermined place via a dedicated line is connected to the CCTV controller (6) It is.

The CCTV controller 6 is a computer of the same type as the auxiliary computer constituting the main controller 2, and the traffic analyzer 6-1 is composed of a one-chip microprocessor.

Operation of the street lamp remote control and management system of the present invention configured as described above will be described in detail.

When the system is running, the main controller 2 checks the abnormality of each controller and controls the system by the embedded data unless a separate command is received from the host computer 1.

In the steady state, the main controller 2 receives the illuminance value data from the auxiliary controller 4 and determines the optimum flashing time based on the input value and the annual sunrise time change data (built in). It is stored in the apparatus 2 and transmitted to the standby controller 2 'and down loaded to the communication controller 3 at the same time. As a result, the communication controller 3 sequentially loads the flashing data on the remote control unit 5-2 of each field controller 5, and the remote control unit 5-2 in the field controller 5 is loaded. Executes the lighting control according to the loaded data (see FIG. 5).

On the other hand, data collection is performed by the on-site controller (5) in the field and the auxiliary controller (4) installed in the central control room in the unit area, and in the on-site controller (5) to the flashing light situation, the current sensor (5-6) Data such as current value or amount of electric power, and illuminance amount in the field by the solar tracker 5-7, and the auxiliary controller 4 collects the blackout state and illuminance value data and stores these data in the normal controller (3). Up load, and the communication controller 3 aggregates this data into the main controller 2 for upload. The comprehensively loaded data is transmitted to the standby controller 2 'so as to be shared, and the host computer 1 loads the data of the main controller 2 to analyze and statistically display the data and display it on the monitor. If necessary, the analysis and statistical data are printed through a printer.

In a special situation such as bad weather, light control, or emergency situation, when the host computer 1 inputs special situation processing data through a keyboard, the input data is loaded on the main control unit 2 and the main control unit 2 ) Stores this data and transmits it to the standby controller 2 ', and at the same time, turns on / off the sequential or selective flashing data to each field controller 5 by giving a control of the flashing control to the communication controller 3. Thereafter, the remote control unit 5-2 in each field controller 5 executes the flashing control based on the down loaded data.

And, in order to display the street lamp situation on the status board (or monitoring mapboard) 4-4-1, the main controller 2 loads the status display data on the auxiliary controller 4 and downloads the data. (4) displays the data on the status board 4-4-1.

When necessary, the controller is installed at a predetermined location, and the traffic volume of the vehicle is captured by the CCTV camera 6-2, and the number of vehicles, etc., captured by the traffic analyzer 6-1 is checked, and then the main controller is installed through the CCTV controller 6. By inputting and remembering in (2), it is possible to control the turning on and off of the street light due to the amount of traffic (for example, when the traffic is infrequent, turn off the street light or operate only part of it, such as the gap). It can save the cost and provide the best service.

The above is for the normal state, but the operation process in the case of an abnormality in the street lamp, the site controller 5 or the system is as follows.

When an abnormality occurs in the main controller 2, it is checked by the standby controller 2 'periodically checking for the abnormality of the main controller 2, and at the same time, the main controller is automatically switched to the standby controller 2'. Acting on the main control task by the data shared from the device 2, storing the abnormal situation data, and loading it on the auxiliary controller 4 to display such a situation on the situation board and at the same time, the auxiliary controller 4 The maintenance personnel is called through the dial modem 4-2 of the alarm and an alarm sound is generated in the buzzer 4-3-1 through the alarm generator 4-3. After that, when the main controller 2 returns to normal, the standby controller 2 'returns to the standby state after transmitting the data.

On the other hand, if there is an error in the communication, the main controller 2 downloads a retry command to the communication controller 3 and the communication controller 3 repeats the retry on the communication error line. The result is loaded on the main controller (2). The main controller 2 analyzes, stores, and prints the loaded data, transmits the data to the standby controller 2 ', down loads the auxiliary controller 4, displays it on the status panel, and dials up. Call the maintenance personnel or system administrator wirelessly through the modem (4-2), the control right of the site controller (5) at this time is transferred to the remote control unit (5-2) in the field controller (5), this site The street lamp in the controller 5 is controlled to turn on and off. The communication controller 3 monitors the recovery state of the communication line and returns to the normal operation state when the line is restored.

If the site controller 5 or the street light fails, the communication controller 3 checks this and loads the corresponding data into the main controller 2, and the main controller 2 stores this data and at the same time the standby controller (2 ') and at the same time download the data on the failure status to the secondary controller (4) to display the location of the fault on the status board and wirelessly notify the corresponding maintenance personnel or system administrator to repair and process quickly. (See Figure 4). The above operation is for the case of the unit area street light remote control and management system, but the unit area street light remote control and management system is connected to the main computer (CC) in the central control type when controlling and managing the whole area. The street light remote control and management system is controlled and controlled by the main computer (CC) in the central control room.

According to the present invention configured as described above, the collective control of the host computer 1 or the central main computer (CC) enables the lighting of the street lamp at the optimum time, and the lighting of the street lamp and the site controller. It can be checked immediately by a computer without a patrol check and automatically informed the maintenance personnel by wireless, so that the trouble can be dealt with immediately, and the result of the execution can be checked after the instruction of the lighting of the lamp is turned on or off, eliminating unnecessary waste of power. In addition to providing efficient service and optimal service, street lamps can be controlled to turn on or off by line, site controller unit, or individually, making it easy to separate the operation of violent and constant traffic and Correspondingly, the data input through the solar tracker of each field controller 5 or the statistical data in advance By using the input data, it is possible to select and control a specific line or location by time zone, and control the lighting time in a short time with less manpower even during training training. In addition, it can be turned on and off at the optimum time in response to changes in illuminance caused by weather changes or changes in the surrounding environment, and it is possible to obtain data necessary for charges by checking the amount of electricity and current value, and to turn off street lights in the control room And it can display the fault condition, and also can control the street lights of the street lamp according to the somewhat of the traffic volume of the vehicle measured through the CCTV camera and the traffic analyzer, it is possible to manage the street lamp more efficiently.

Claims (5)

The street lamps installed in a certain area are divided into a plurality of unit areas according to a predetermined route, and a unit area street lamp remote control and management system is installed for each unit area. The unit area street light remote control and management system includes a host computer (1), a main control unit (2) configured to connect a plurality of auxiliary computers by a LAN method, and at least connected to the main control unit (2). And at least one communication controller (3), and one auxiliary controller (4) and a site controller (5) connected by wire with the communication controller (3) to remotely control the street lamp. The remote control and management system according to claim 1, wherein the main control unit (2) further includes a standby controller (2 ') which can be used in the event of a failure of the device. The auxiliary controller (4) according to claim 1, wherein the auxiliary controller (4) is a means for displaying when a failure occurs in the street light and the system, means for alarming and the computer automatically detects the corresponding through the wireless Street light remote control and management system that has the means to call on-site maintenance personnel and the means to detect the illumination and power failure. The remote control and management system for a street lamp according to claim 3, wherein the field controller 5 includes a storage device for storing the sunrise time data for each day, and means for measuring a current value or power amount. . 4. The main controller 2 is configured such that the traffic controller 6-1 and the CCTV camera 6-2 are installed at a predetermined position and connected to the CCTV controller 6 connected through a transmission line. Street light remote control and management system.