KR102043441B1 - IoT-based Smart Distribution Panelboard Control Apparatus for Mobile Communication - Google Patents

Abstract

The present invention relates to a smart switchboard control device for IoT-based mobile communication for remotely controlling the breaker of the distribution panel and checking the backup battery status, and monitors the status including overcurrent, short circuit, breaker status, and temperature in the distribution panel. And transmits the monitoring data (hereinafter referred to as first monitoring data) to the server, and when the circuit breaker control signal is received from the server based on the transmitted first monitoring data, the circuit breaker is turned on or off according to the control signal. Breaker management unit for controlling by; The voltage, current, and temperature at the time of discharge or the voltage, current, and temperature at the time of discharge of the backup battery for the power supply connected to the power distribution board according to the on / off state of the breaker monitored by the breaker management unit, A second battery management unit for transmitting the second monitoring data to the server; A time check unit for monitoring a discharge time when the backup battery is discharged and transmitting corresponding monitoring data (hereinafter referred to as third monitoring data) to a server; And a communication unit for remotely communicating with the server.

Description

Smart distribution panel control device for IoT-based mobile communication {IoT-based Smart Distribution Panelboard Control Apparatus for Mobile Communication}

The present invention relates to a distribution panel of a mobile communication system, and more particularly, to a smart distribution panel control device for IoT (Internet of Things) based mobile communication for controlling the breaker of the distribution panel and checking the backup battery status.

In general, a power device is a distribution panel, a low platen, a high platen, a transformer plate, and so on, commonly referred to as a power device such as a circuit breaker or magnetic is provided to open or close the external power.

The distribution board, the most widely used power device in the industrial field, is an electrical safety device that diverts the incoming power into a plurality of branch circuits and cuts off the circuits when an abnormal current occurs on the main power supply and branch circuits. Various switches, instruments, relays (relays), etc. are installed in various ways depending on the power capacity required for the operation, control, and motor operation.

In particular, the distribution panel is installed to supply power to various communication equipments such as relay devices of mobile communication systems, and performs the function of opening and closing the power supply. Is done by.

Some distribution boards also use a method of automatically turning off the circuit breaker.For example, the circuit breaker (NFB) is turned off by artificially making a short circuit or a ground fault, which is a wiring break-off (OFF) situation, and the circuit breaker ( ELB) artificially generates an electric leakage situation, induces tripping operation of trip coil (TRIP COIL) and trips the circuit breaker (ELB). This is possible only by direct manual operation of the facility manager or electrician.

On the other hand, the existing distribution panel system for various communication equipment of the mobile communication system has a backup battery device for continuous supply of power to the communication equipment even when the breaker of the distribution panel is off, and the status check of the backup battery device is also carried out by an administrator in person. It is possible only by manual operation.

Patent Publication No. 10-2010-0138239 (2010.12.31.)

The present invention is to solve the above problems of the existing distribution panel, the object is to provide a smart switchboard control device for IoT-based mobile communication for remote breaker control and battery status check.

In order to achieve the above object, the IoT-based smart communication panel control apparatus for mobile communication according to an aspect of the present invention, monitoring the state including the over-current, short-circuit, breaker state, and temperature in the distribution panel and the corresponding monitoring data (hereinafter, A breaker manager for transmitting the first surveillance data to a server and controlling the breaker to be in an on or off state according to the control signal when a breaker control signal is received from the server based on the transmitted first surveillance data; The voltage, current, and temperature at the time of discharge or the voltage, current, and temperature at the time of discharge of the backup battery for the power supply connected to the power distribution board according to the on / off state of the breaker monitored by the breaker management unit, and the corresponding monitoring data (hereinafter, A second battery management unit for transmitting the second monitoring data to the server; A time check unit for monitoring a discharge time when the backup battery is discharged and transmitting corresponding monitoring data (hereinafter referred to as third monitoring data) to a server; And a communication unit for remotely communicating with the server.

The circuit breaker manager may control the circuit breaker on or off based on the circuit breaker control signal generated from the server based on the communication traffic information on the service area of the communication equipment supplied with power from the power supply device. The time checker may generate electricity fee discount information based on the monitored discharge time.

As described above, according to various aspects of the present disclosure, the following effects may be generated by providing an IoT-based smart distribution board control device for controlling a remote breaker and checking a battery state.

1) It is possible to reduce the occurrence of emergency site dispatch by remotely recovering the earth leakage breaker and performing blocking control.

2) Since the state of the breaker can be managed in the on state, the cost can be reduced by reducing the quantity and capacity of the battery.

3) Power consumption can be reduced by controlling on / off for each communication equipment during the time when communication traffic is low.

4) It can reduce the cost of electricity by remotely monitoring the condition of the battery and generating electricity fee discount information based on the discharge time according to battery usage in case of power failure (from the power supply company).

1 is a block diagram of a smart distribution panel control system for IoT-based mobile communication according to an embodiment of the present invention,
2 is a block diagram of a smart switchboard control device for IoT-based mobile communication according to an embodiment of the present invention,
3 is an operation flowchart for managing a breaker in the smart switchboard control device for IoT-based mobile communication according to an embodiment of the present invention,
4 is an operation flowchart for battery management in the smart switchboard control device for IoT-based mobile communication according to an embodiment of the present invention,
5 is a table showing measurement items and measurement ranges in the control device according to the embodiment of the present invention;
6 is a power related alarm list and a detailed summary table according to an embodiment of the present invention.

Hereinafter, with reference to the accompanying drawings will be described in detail an embodiment of the present invention. In adding reference numerals to the components of each drawing, the same components are designated by the same reference numerals as much as possible even though they are shown in different drawings. In addition, when it is determined that the detailed description of the known configuration or function related to the description of the embodiments of the present invention may obscure the gist of the present invention, the detailed description thereof will be omitted.

1 is a block diagram of a smart distribution panel control system for IoT-based mobile communication according to an embodiment of the present invention, as shown in the figure, a distribution panel 1, a control device 2, a power supply device 3, communication equipment (4), server 5, database (DB) 6, and terminal 7 may be included.

The power distribution board 1 is an electrical safety device including a circuit breaker, an earth leakage breaker, a surge protection device (SPD), etc. to branch the incoming power into a plurality of branch circuits and to cut off the circuit when an abnormal current occurs on the main power supply and the branch circuit. In this embodiment, the distribution panel 1 is installed to supply power to various communication equipments 4, such as a relay device of a mobile communication system, and has a function of opening and closing the supply power through on / off of the breaker 1a. Can be done.

The breaker 1a of the distribution panel 1 typically represents an earth leakage breaker.

The control device 2 represents an IoT-based smart distribution board control device for controlling a remote breaker and checking battery status. The control device 2 monitors and controls the circuit breaker 1a of the distribution panel 1 and the backup battery of the power supply 3. 3a) monitoring and control functions, and remote wireless communication functions with the server 5, and the like.

The controller 2 may perform a management function of the earth leakage breaker 1a, a management function of the battery 3a, a monitoring function, and the like.

Earth leakage breaker management functions include remote shutdown / recovery control functions, safety criteria (under 70% of breaker capacity used by the power analyzer), event DB functions (failure handling, malfunction analysis, log data), etc. Can be.

 The battery management function checks the status of the backup battery (3a) of the equipment after performing the remote control function off (breaker off), checks the normal operation when the remote control function turns on after a certain time, inputs the date of battery installation and replacement, and backups. It can report battery status results to the server and monitor backup battery temperature (charge, discharge and normal).

Monitoring functions include overcurrent condition monitoring (three-phase overcurrent value setting and three-stage alarm) function, earth leakage condition monitoring (three-step leakage current value setting and three-stage alarm), circuit breaker state monitoring (breaker on / off status real-time monitoring and trip alarm) ) Function, ship temperature monitoring (real-time measurement of the temperature inside the distribution box and overheating information).

Measurement items and measurement ranges according to an embodiment of the present invention are as shown in FIG. 5, and a power supply related alarm list and a summary table of details are shown in FIG. 6.

As another example, the controller 2 monitors an on / off state of at least one breaker (not shown) installed at the front end of the distribution board 1, so that any one or more breakers installed at the front end when the power failure is recognized. It can be checked whether there is a power failure by a breaker (eg, a breaker inside a building) or a power failure by a power supply company. The control device 2 may, for example, sense the lever position of each of the one or more breakers installed at the front end of the distribution board 1 and detect which breaker is off based on the sensing information. The sensing method of the breaker lever position may include a camera image sensing method, a limit switch method, a light emitting / receiving method, and the like.

As another example, the control device 2 may monitor when the breaker 1a is turned off due to vibration or earthquake. For example, the controller 2 senses vibrations or earthquakes and the like that are higher than or equal to a predetermined standard. When the breaker 1a is turned off, the controller 2a determines whether the breaker 1a is turned off by vibration or earthquake or the like based on the sensing information. You can check whether or not.

The power supply device 3 converts the AC power supplied from the distribution panel 1 into a DC power suitable for the communication device 4 and provides the power supply to the communication device 4, and the backup battery 3a that can be used in an emergency. It may include.

The communication device 4 represents various communication devices of a mobile communication system which operates by receiving power from the power supply device 3 or the backup battery 3a of the power supply device 3. This can be described as an example.

The server 5 generates an on / off control signal related to the circuit breaker 1a based on the distribution board related monitoring data and the battery related monitoring data received from the control device 2, the command from the client terminal 7, and the like, and the control device. (2) can be sent.

The server 5 communicates with the control unit 2 to control the control panel integrated monitoring function, switchboard power analyzer signal storage, analysis, diagnosis, report function, in the event of an emergency or alarm (operator) terminal (7) ), Notification of power usage by distribution panel, and statistics function can be performed.

The database (DB) 6 can build a database by accumulating the distribution board related monitoring data and the battery related monitoring data received from the control apparatus 2 under the control of the server 5.

The terminal 7 is a communication terminal used by an operator, for example, a mobile communication terminal capable of voice communication, data communication, Internet communication, etc., PDA, smart phone, tablet PC, personal computer (PC), etc. It may include.

The operator terminal 7 may perform various functions by communicating with the server 5, for example, whether an alarm is received from the server 5 when a major alarm occurs, or whether there is an abnormality through remote monitoring when an alarm and a breaker are operated. Remote monitoring function for confirmation, remote breaker recovery control function (On control) when the breaker is operated without abnormal signs such as internal leakage, and remote breaker operation control function (Off control) when predicting an emergency situation such as flooding or fire.

2 is a block diagram of an IoT-based smart communication panel control device for mobile communication according to an embodiment of the present invention, which is a detailed block diagram of the control device 2 of FIG. 1, and as shown in the figure, a circuit breaker manager 21, The battery manager 23, a time checker 25, and a communication unit 27 may be included.

The breaker manager 21 monitors a state including an overcurrent, a short circuit, a breaker state, and a temperature in the distribution panel 1 and transmits the corresponding monitoring data (hereinafter referred to as first monitoring data) to the server 5. When the control signal for the breaker 1a is received from the server 5 based on the transmitted first monitoring data, the breaker 1a may be controlled in an on or off state according to the control signal.

The breaker manager 21 is also based on the breaker control signal generated from the server 5 based on the communication traffic information in the communication service area of the communication equipment 4 powered from the power supply 3. It is possible to control (1a) on or off, for example, traffic information in a specific service area such as sports (baseball, soccer, etc.) stadiums, sports grounds, boat navigation routes, subway sections, etc. If there is no traffic in the service area while monitoring, the circuit breaker 1a of the distribution panel 1 supplying power to the communication equipment 4 is controlled to be in an off state. The breaker 1a of the distribution panel 1 can be controlled in the on state.

The battery manager 23 charges the voltage and current at the time of charging the backup battery 3a for the power supply 3 connected to the distribution board 1 according to the on or off state of the breaker 1a monitored by the breaker manager 21. , And monitors voltage, current, and temperature during temperature or discharge, and transmits the monitoring data (hereinafter referred to as second monitoring data) to the server.

The time check unit 25 may monitor discharge time, charging time, total use time, etc. of the backup battery 3a and transmit the corresponding monitoring data (hereinafter referred to as third monitoring data) to the server 5, and monitoring Based on the discharge time, the electric charge discount information may be generated and transmitted to the server 5.

For example, the time check part 25 may have a corresponding discharge time when the breaker 1a of the power distribution board 1 is interrupted by the power supply side or the breaker 1a is interrupted due to various errors to start the discharge of the backup battery 3a. , And directly generate electricity fee discount information corresponding to the calculated discharge time, and in another example, the electricity fee discount information corresponding to the discharge time is transmitted from the server 5 by transmitting the discharge time data to the server 5. Can be created.

The communication unit 27 is for remote communication between the control device 2 and the server 5 and for short-range communication between the control device 2 and the distribution panel 1 or the power supply device 3, for example, remote wireless communication. For 3G / 4G modem, LTE modem and the like may include RS-485 for short-range wired communication, and other Ethernet (Ethernet), Web (Web) and App (application :) interworking method.

3 illustrates an example of an operation flowchart for managing a circuit breaker in the smart switchboard control apparatus 2 for IoT-based mobile communication according to an embodiment of the present invention.

First, the control device 2 monitors the distribution panel 1 in real time through the breaker manager 21 (S301), whether or not an overcurrent occurs (S303), whether a short circuit occurs (S305), the on / off state of the breaker (1a) Whether to change (S307), the temperature of the distribution box (S309) and the like is determined.

As a result of the above-described determination of steps S301 to S309, an overcurrent or an electric leakage occurs in the distribution board 1, the state of the circuit breaker 1a is changed from on to off or off to on, or the temperature is higher than a preset reference. If so, the control device 2 transmits the corresponding (monitoring) data to the server 5 through the communication unit 27 (S311).

Subsequently, the controller 2 determines whether an on / off control signal related to the circuit breaker 1a is received from the server 5. For example, the server 5 receives the controller 2 received from the controller 2 through step S311. The on / off control signal related to the circuit breaker 1a can be generated on its own or based on the selection through the operator terminal 7 and transmitted to the control device 2 based on the monitoring data related to the distribution board 1. The server 5 itself generates an on / off control signal related to the breaker 1a or the operator based on the communication traffic information in the communication service area of the communication equipment 4 powered from the power supply 3. According to the selection through the terminal 7 may be generated and transmitted to the control device 2 (S313).

Finally, the breaker manager 21 of the control device 2 controls the breaker 1a on or off based on the on / off control signal related to the breaker 1a received from the server 5 in step S313. (S315).

4 illustrates an example of an operation flowchart for battery management in the smart distribution panel control device for IoT-based mobile communication according to an embodiment of the present invention.

First, the control device 2 monitors whether the breaker 1a of the distribution board 1 is changed from an on state to an off state as a result of monitoring the distribution board of the circuit breaker management unit 21 (S401 to S403). ).

When the breaker 1a is changed from the on state to the off state as a result of the monitoring of steps S401 to S403, the controller 2 checks the battery discharge state (S405) and transmits the battery discharge related data to the server 5. (S407), for example, the battery manager 23 monitors the voltage, current, and temperature at the time of discharge of the backup battery 3a for the power supply device 3 connected to the distribution panel 1 and monitors the corresponding voltage. The data may be transmitted to the server 5, and as another example, the time check unit 25 may monitor the discharge time of the backup battery 3a and transmit the monitoring data to the server 5 or manage itself.

Subsequently, the controller 2 monitors whether the breaker 1a of the distribution board 1 is changed from the off state of step S403 to the on state again as a result of the distribution board monitoring of the circuit breaker management unit 21. (S409).

When the breaker 1a of the monitoring result of step S409 changes from the off state of the step S403 to the on state again, the control device 2 checks the battery charge state (S411) and sends the data related to the battery charge to the server. To transmit to (5) (S413), for example, the battery management unit 23 monitors the voltage, current, and temperature at the time of charging the backup battery (3a) for the power supply unit (3) connected to the distribution panel (1) The monitoring data may be transmitted to the server 5, and as another example, the time check unit 25 may monitor the charging time of the backup battery 3a and transmit the monitoring data to the server 5 or manage itself.

On the other hand, the time check unit 25 of the control device 2 can generate the electricity fee discount information based on the discharge time monitored in step S405 to transmit to the server 5, the server 5 is the control device 2 On the basis of the discharge time information received from the information or the electric charge discount information may display or output the electric charge discount related data or may be provided to the operator terminal (7).

The above description is merely illustrative of the technical idea of the present invention, and those skilled in the art to which the present invention pertains may make various modifications and changes without departing from the essential characteristics of the present invention. Therefore, the embodiments disclosed in the present invention are not intended to limit the technical idea of the present invention but to describe the present invention, and the scope of the technical idea of the present invention is not limited by these embodiments. The protection scope of the present invention should be interpreted by the following claims, and all technical ideas within the equivalent scope should be interpreted as being included in the scope of the present invention.

1: distribution board
1a: circuit breaker
2: controller
3: power supply
3a: backup battery
4: communication equipment
5: server
6: database
7: terminal
21: breaker management unit
23: battery management unit
25: Time check part
27: communication unit

Claims (5)

The distribution board monitors a state including an overcurrent, a short circuit, a breaker state, and a temperature, and transmits the monitoring data (hereinafter referred to as first monitoring data) to the server, and based on the transmitted first monitoring data, A circuit breaker manager for controlling the circuit breaker in an on or off state according to the control signal when the circuit breaker control signal is received from the circuit breaker;
The voltage, current, and temperature at the time of discharge or the voltage, current, and temperature at the time of discharge of the backup battery for the power supply connected to the power distribution board according to the on / off state of the breaker monitored by the breaker management unit, and the corresponding monitoring data A second battery management unit for transmitting the second monitoring data to the server;
A time check unit for monitoring a discharge time when the backup battery is discharged and transmitting corresponding monitoring data (hereinafter referred to as third monitoring data) to a server; And
A communication unit for remotely communicating with the server,
The circuit breaker management unit controls the circuit breaker for each communication device on or off based on the communication traffic information for the communication service area for each communication device including a relay device that receives power from the power supply device for each communication device. Smart distribution panel control device for IoT-based mobile communication, characterized in that to control the power supply to cut off or supply state. delete The method of claim 1,
The time check unit is a smart distribution panel control device for the IoT-based mobile communication, characterized in that for generating electricity royalty discount information based on the monitored discharge time. The method of claim 1,
By monitoring the on / off status of one or more circuit breakers installed at the front end of the distribution panel, it is possible to check which one of the one or more circuit breakers installed at the front end is a power failure or a power supply failure when the power failure is recognized. Smart distribution panel control device for IoT-based mobile communication, characterized in that the. The method of claim 1,
Smart switchboard control device for IoT-based mobile communication, characterized in that to monitor when the breaker off state due to vibration or earthquake.

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