KR20160056540A - Apparatus and method for monitoring/controlling for maintenance of the receiving and distributing board - Google Patents

Abstract

The present invention relates to an apparatus and a method for monitoring/controlling for maintenance of a receiving and distributing board, which aims to accurately detect a circuit breaker which is connected to a load that requires maintenance in a receiving and distributing board, a distributing board, a high-voltage board, a low-voltage board and a distributing board, to guarantee safety during maintenance work and preemptively prevent the risk of property damage or casualties. To this end, regarding a monitoring and controlling device that controls and monitors the circuit breaker which is connected to the load, the present invention comprises: a control unit which receives/transmits a control signal from/to a management server; individual lamps which are lit in response to an individual lamp lighting control signal, that is transmitted from the management server to the control unit, for displaying a load that requires maintenance; a start unit which receives user′s maintenance initiation control signal based on the lighting status of individual lamps, and transmits the signal to the management server through the control unit; an approval lamp which is lit in response to an approval lamp lighting control signal that is transmitted from the management server to the control unit, for displaying approval for maintenance initiation of a load which requires maintenance; and a completion unit which receives user′s maintenance completion control signal based on the approval lamp′s lighting status, and transmits the signal to the management server through the control unit.

Description

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a monitoring control apparatus and a monitoring control apparatus,

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a monitoring and control apparatus and method for maintenance of a switchboard, an electric switchboard, a high-voltage switchboard, a low-voltage switchboard, and a distribution board. More particularly, And more particularly to a monitoring and control apparatus and method for accurately detecting a breaker connected to a load.

In order to improve the efficiency and stability of power use as the power consumption increases, researches on efficient management of the switchgear, switchboard, high - voltage, low - voltage, and distribution boards are increasing.

In this regard, Korean Patent No. 10-0809910 (hereinafter referred to as " Patent No. 910 ") discloses a digital distribution board. The digital distribution board disclosed in Patent No. 910 is a system that real time measurement of leakage current, insulation resistance value, overcurrent state, and bus bar temperature change of a distribution board connected to multiple feeders and calculates various states of current distribution boards The present invention relates to a digital distribution panel that displays information and performs an alarm and a blocking operation in the event of an abnormality.

However, such a digital distribution panel can not accurately detect a circuit breaker connected to a load requiring maintenance in the event of a load requiring maintenance, thereby making it difficult to perform a rapid maintenance work. In other words, accidents caused by misunderstanding the circuit breaker connected to the load, which is not required to be maintained by mistake of the field practitioner, frequently occur. Accordingly, hospitals and data centers that are required to supply electricity at all times suffer property damage, and seriously, there are serious problems such as human accidents.

Korean Patent No. 10-0809910.

Accordingly, the present invention can accurately detect a breaker connected to a load requiring maintenance in a switchboard, a switchboard, a high-pressure panel, a low-pressure panel, and a distribution board to secure safety during maintenance work, And to provide a device and a method that can prevent the above-mentioned problems.

It is another object of the present invention to provide an apparatus and a method for improving the management efficiency of a switchgear room having a plurality of switchgears.

The objects of the present invention are not limited to the above-mentioned objects, and other objects and advantages of the present invention which are not mentioned can be understood by the following description, and will be more clearly understood by the embodiments of the present invention. It will also be readily apparent that the objects and advantages of the invention may be realized and attained by means of the instrumentalities and combinations particularly pointed out in the appended claims.

According to an aspect of the present invention, there is provided a monitoring and control apparatus for controlling a switchboard connected to a load, the apparatus comprising: a control unit for transmitting and receiving a control signal to and from a management server; An individual lamp which is turned on in response to an individual lamp lighting control signal for indicating a load required for maintenance which is transferred from the management server to the control section; A start unit for receiving a maintenance start control signal of a user according to a lighting state of the individual lamps and transmitting the maintenance start control signal to the management server through the control unit; An approval lamp which is turned on in response to an approval lamp lighting control signal for indicating maintenance start approval of a load which is required to be maintained from the management server to the control section; And a control unit for receiving a maintenance completion control signal of the user according to the lighting state of the approval lamp and transmitting the control completion signal to the management server through the control unit; And a control unit.

The monitoring control device may further include: a group lamp which is turned on in response to a group lamp lighting control signal for indicating a power distribution panel to which a load required for maintenance, which is transferred from the management server to the control section, belongs; And further comprising:

The controller is connected to the voltage meter, the current meter, and the leakage current meter, and receives the measurement information measured by the voltage meter, the current meter, and the leakage current meter.

The control unit calculates the calculation information based on the measurement information measured by the voltage meter, the current meter, and the leakage current meter. The calculation information includes power (W), electric energy (Wh), frequency (Hz) ), Reactive power (Var), reactive power (Varh), and voltage / current harmonic (THD).

The monitoring control device may further include: a display unit for displaying measurement information measured by the voltage meter, the current meter, and the leakage current meter, and calculation information calculated through the measurement information; And further comprising:

A master supervisory control device for transmitting and receiving control signals to and from the management server, and for collectively controlling and monitoring the plurality of supervisory control devices; And further comprising:

The master supervisory control apparatus further includes a substitute operation control signal for replacing the surveillance control apparatus which can not perform the normal operation from the management server when a supervisory control apparatus that can not perform normal operation among the plurality of supervisory control apparatuses occurs And performs the function of the corresponding supervisory control apparatus.

The monitoring and control apparatus for maintenance of the switchboard according to the present invention having the above-described configuration can accurately detect a breaker connected to a load requiring maintenance in the switchboard, the switchboard, the high-pressure panel, the low-pressure panel and the distribution panel, It is possible to prevent the risk of property damage or human accidents.

Further, the present invention can improve management efficiency by managing a plurality of circuit breakers installed in a plurality of switchboards in a wide range.

FIG. 1 is a configuration diagram showing a schematic configuration of a switchboard to which a supervisory control apparatus according to an embodiment of the present invention is applied.
2 is a block diagram showing a schematic configuration of a supervisory control apparatus according to an embodiment of the present invention.
3 is a detailed configuration diagram of a monitoring control apparatus according to an embodiment of the present invention.
FIG. 4 is a schematic diagram of a switchboard to which a supervisory control device is applied in an embodiment of the present invention. FIG.
5 is an overall flowchart of a monitoring and controlling method according to an embodiment of the present invention.
6 is a configuration diagram illustrating a configuration in which a master supervisory control apparatus is included in a switchboard to which a supervisory control apparatus according to an embodiment of the present invention is applied.

Hereinafter, embodiments of the present invention will be described in detail with reference to the accompanying drawings. In the following description of the exemplary embodiments of the present invention, descriptions of techniques which are well known in the art and are not directly related to the present invention will be omitted. This is to omit the unnecessary description so as to convey the key of the present invention more clearly without fading. Further, the terms described below are defined in consideration of the functions of the present invention, and these may be changed according to the intention or custom of the user, the manager. Therefore, definitions of these terms should be made based on the contents throughout this specification.

2 is a block diagram illustrating a schematic configuration of a monitoring control apparatus 100 according to an embodiment of the present invention. FIG. 3 is a detailed configuration diagram of a monitoring control device 100 according to an embodiment of the present invention. As shown in FIG. As shown in FIG. 1, the switchboard 10 includes a monitoring control device 100 and a circuit breaker 40. The monitoring control device 100 is connected to the circuit breaker 40, and the circuit breaker 40 is connected to the load.

 The supervisory control apparatus 100 may be composed of n units according to the number of the circuit breakers 40 installed in the switchboard 10. That is, when n switch devices 40 corresponding to n loads are installed in the switchboard 10, the n switch devices 40 are connected to the n switch devices 100 independently. Each monitoring and controlling apparatus 100 controls and monitors a circuit breaker 40 connected to each load, and transmits / receives a control signal independently of the management server 20.

The management server 20 collects operation information and measurement information of each circuit breaker 40 received from the n monitoring control devices 100 and provides information related thereto to the user. Here, the user can sort and search the information collected in the management server 20 in units of hourly (minute), day, week, and month, so that the power usage plan and the maintenance plan according to the power consumption can be stably Can be established.

Hereinafter, the configuration of the monitoring control device 100 will be described in more detail with reference to FIGS. 2, the monitoring and controlling apparatus 100 includes a control unit 110, a lamp unit 120, a display unit 130, a sound output unit 150, and a key input unit 160. [

The control unit 110 is connected to the lamp unit 120, the display unit 130, the audio output unit 150, and the key input unit 160 to transmit and receive control signals. In addition, the control unit 110 receives a control signal from the management server 20 and performs a control operation in accordance with the received control signal.

The controller 110 receives the ON / OFF operation information from the circuit breaker 40 and transmits the ON / OFF operation information to the management server 20 and receives the ON / OFF operation control signal of the circuit breaker 40 from the management server 20, ) Of the on / off switch. The control unit 110 controls ON / OFF operation of the circuit breaker 40 based on the ON / OFF operation control signal of the power supply unit 160c.

The control unit 110 is connected to a measuring instrument such as a voltage measuring instrument 50, a current measuring instrument 60 and a leakage current measuring instrument 70 to measure a voltage V, a current A, a leakage current Io or Iz, Receive information. The control unit 110 receives the measured power information W, the power amount Wh, the frequency Hz, the power factor PF, the reactive power Var, the reactive power amount Varh, the voltage / current harmonic THD, And the like can be calculated.

The control unit 110 transmits ON / OFF operation information, measurement information, and calculation information of the circuit breaker 40 to the management server 20, and the management server 20, which receives the information, Week, and month. Also, the control unit 110 displays the information on the display unit 130.

  The lamp unit 120 includes an individual lamp 120a for indicating a load requiring maintenance and an approval lamp 120b for indicating maintenance start approval of a load requiring maintenance. The individual lamp 120a and the authorization lamp 120b are provided with LEDs and the like. Based on the individual lamp lighting control signal, the individual lamp lighting control signal, the authorization lamp lighting control signal, and the authorization lamp unlit control signal transmitted from the management server 20 to the control unit 110, the individual lamps 120a And the approval lamp 120b are turned on or off.

Here, the lamp unit 120 may further include a group lamp 120c for displaying the switchboard 10 to which a load requiring maintenance is belonged. The position of the group lamp 120c is preferably provided in the enclosure of the switchboard 10, but it is not necessarily so and may be located anywhere that the user can see.

The group lamp 120c is turned on or off based on the group lamp on control signal and the group lamp off control signal transmitted from the management server 20 to the control unit 110. [ The user can more easily distinguish the switchboard 10 to which the load requiring maintenance is belonged based on the lighting and the unlit state of the group lamp 120c among the plurality of switchboards 10. [

The display unit 130 displays the lighting states of the individual lamps 120a, the approval lamps 120b, and the group lamps 120c on the screen using numbers, letters, symbols, and the like. For example, when the individual lamp 120a is lit, it is indicated as "individual lamp ON ", and when the individual lamp 120a is turned off, it is indicated as" individual lamp OFF ". Therefore, if the individual lamp 120a, the approval lamp 120b, and the group lamp 120c are unstable and can not be turned on, the user can confirm the lighting state of each lamp through the display unit 130. [

In addition, the display unit 130 displays the information received by the controller 110 on the LCD, based on the control signal of the controller 110. Preferably, the measurement information received from the measuring device and the calculation information calculated through the received measurement information are displayed.

The key input unit 160 includes a start unit 160a that receives a user's maintenance start control signal and transmits the maintenance start control signal to the control unit 110, a completion unit 160b that receives a maintenance completion control signal of the user and transmits the maintenance completion control signal to the control unit 110b And a power supply unit 160c that receives the ON / OFF operation control signal of the user and controls the ON / OFF operation of the circuit breaker 40.

The key input unit 160 includes a current input unit for controlling the current value measured by the current measuring unit 60 to be displayed on the display unit 130 and a voltage value measured by the voltage measuring unit 50 on the display unit 130 And a leakage current input unit for controlling the leakage current value measured by the leakage current meter 70 to be displayed on the display unit 130. [

The key input unit 160 may further include a function button unit 160d.

The function button unit 160d performs functions of each unit provided in the key input unit 160 in the same manner. For example, when the start unit 160a does not normally perform the function, the function button unit 160d can select and execute the function of the start unit 160a by adjusting the menu tree level displayed on the display unit 130. [

FIG. 4 is a schematic diagram of a switchboard 10 to which a supervisory control apparatus 100 according to an embodiment of the present invention is applied. As shown in Fig. 4, the management server 20 manages n switchgears 10 in a wide range. The management server 20 collectively monitors the n number of the switchboards 10 through the information transmitted from the n monitoring control devices 100 and collects the information.

The management server 20 is connected to the wireless terminal 30 through a communication network. The wireless terminal 30 can access the management server 20 and confirm the information transmitted to the management server 20. [ In addition, a control signal may be transmitted to the supervisory control device 100 through the wireless terminal 30, and the supervisory control device 100 may perform a control operation according to the control signal. Here, the communication method of the communication network will use a method such as a WiFi network, a cellular network, an Ethernet network, and a wireless sensor network.

5 is an overall flowchart of a monitoring and controlling method for maintenance of the switchboard 10 according to an embodiment of the present invention. Hereinafter, the operation of the monitoring control device 100 will be described with reference to FIG.

The management server 20 transmits a separate lamp lighting control signal for indicating a load requiring maintenance to the control unit 110 of the monitoring control device 100 connected to the load for which maintenance is required (S10). On the other hand, the management server 20 generates a group lamp lighting control signal (not shown) for displaying the power storage panel 10 to which the load requiring maintenance is assigned by the control unit 110 of the monitoring control apparatus 100 connected to the load requiring maintenance, Can be transmitted.

The control unit 110 receives an individual lamp lighting control signal for indicating a load requiring maintenance, and turns on the individual lamp 120a in response to the received individual lamp lighting control signal (S20). In addition, the control unit 110 receives the group lamp lighting control signal for indicating the switchboard 10 to which the maintenance load is belonged, and turns on the group lamp 120c in response to the received group lamp lighting control signal . At this time, the user can distinguish the breaker 40 connected to the load for which maintenance is required in the lighting state of the individual lamp 120a. Further, the switchboard 10 to which the load requiring maintenance is belonged can be distinguished from the lighting state of the group lamp 120c.

The start part 160a of the supervisory control device 100 connected to the load requiring maintenance is inputted with the maintenance start control signal of the user on the basis of the lighting state of the individual lamp 120a 110 transmits a maintenance start control signal for the monitoring control device 100 connected to the load requiring maintenance to the management server 20 based on the maintenance start control signal of the start portion 160a (S40 ).

The management server 20 determines whether the maintenance start control signal received from the control unit 110 of the monitoring control device 100 is a maintenance start control signal for the monitoring control device 100 connected to the load for which maintenance is required And transmits an approval lamp lighting control signal for indicating the maintenance start approval of the load requiring maintenance to the control unit 110 of the monitoring control apparatus 100 connected to the load for which maintenance is required (S50). On the other hand, the management server 20 can transmit the individual lamp unlit control signal and the approval lamp unlit control signal.

The control unit 110 receives an approval lamp lighting control signal for indicating maintenance start approval of a load requiring maintenance, and turns on the approval lamp 120b in response to the received approval lamp lighting control signal (S60) . At this time, the user turns off the circuit breaker 40 and performs the maintenance work based on the lighting state of the approval lamp 120b. On the other hand, the controller 110 turns off the individual lamps 120a and the group lamps 120c in response to the individual lamp unlit control signal and the group lamp unlit signal.

After completion of the maintenance work based on the lighting state of the approval lamp 120b, the completion unit 160b receives the maintenance completion control signal of the user in step S70, and the control unit 110 maintains the completion of the completion part 160b Based on the maintenance completion control signal, the management server 20 transmits a maintenance completion control signal to the supervisory control device 100 connected to the maintenance-completed load (S80).

The management server 20 checks whether the maintenance completion control signal received from the monitoring control device 100 is a maintenance completion control signal for the monitoring control device 100 connected to the load whose maintenance has been completed, The control unit 110 of the supervisory control device 100 connected to the completed load transmits an approval lamp off control signal to indicate that maintenance has been completed for the load whose maintenance has been completed (S90).

The control unit 110 receives an approval lamp off signal for indicating maintenance completion approval of the load on which maintenance has been completed, and turns off the approval lamp 120b in response to the received approval lamp off signal (S100). At this time, the user confirms that the approval lamp 120b is turned off and turns on the breaker 40. [

The monitoring and controlling apparatus 100 operating in accordance with the above configuration can more easily detect the circuit breaker 40 connected to the load requiring maintenance in the transmission and reception room. In addition, safety can be ensured by accurately detecting the circuit breaker 40 connected to the load requiring maintenance and performing maintenance work, thereby preventing the risk of accidents in advance. Therefore, the management efficiency can be improved.

6 is a configuration diagram showing a configuration in which a master monitoring control device 200 is included in a switchboard 10 to which a monitoring control device 100 according to an embodiment of the present invention is applied. The master supervisory control apparatus 200 has the same configuration as that of the supervisory control apparatus 100.

The master supervisory control apparatus 200 transmits and receives control signals to and from the management server 20, and collectively controls and monitors the n supervisory control apparatuses 100. That is, the master supervisory control apparatus 200 synthesizes the information transmitted from the n supervisory control apparatuses 100 and transmits them to the management server 20.

Also, the master supervisory control apparatus 200 displays the information received from the n supervisory control apparatuses 100 on the display unit 130 of the master supervisory control apparatus 200. Also, the master supervisory control apparatus 200 replaces the supervisory control apparatus 100 that can not operate normally. When the supervisory control apparatus 100 that can not operate normally among the n supervisory control apparatuses 100 occurs, the management server 20 transmits the supervisory control apparatus 100 to the master supervisory control apparatus 200 And transmits a substitute operation control signal.

The master supervisory control apparatus 200 replaces the supervisory control apparatus 100 which can not operate normally based on the substitution operation control signal and performs the function of the supervisory control apparatus 100. [ Here, the management server 20 transmits information on the surveillance control device 100 that can not operate normally to the wireless terminal 30 of the user.

While the present invention has been described with reference to exemplary embodiments, it is to be understood that the invention is not limited to the disclosed exemplary embodiments, but, on the contrary, is intended to cover various modifications and equivalent arrangements included within the spirit and scope of the appended claims. It can be understood that it is possible.

10: switchboard 20: management server
30: wireless terminal 40:
50: voltage meter 60: current meter
70: Leakage current measuring device 100: Monitoring control device
110: control unit 120:
120a: Individual lamp 120b: Approved lamp
120c: Group lamp 130:
150: audio output unit 160: key input unit
160a: Start part 160b: Completion part
200: master monitoring control device

Claims (9)

A monitoring control device for controlling and monitoring a circuit breaker connected to a load,
A control unit for transmitting / receiving a control signal to / from the management server;
An individual lamp which is turned on in response to an individual lamp lighting control signal for indicating a load required for maintenance which is transferred from the management server to the control section;
A start unit for receiving a maintenance start control signal of a user according to a lighting state of the individual lamps and transmitting the maintenance start control signal to the management server through the control unit;
An approval lamp which is turned on in response to an approval lamp lighting control signal for indicating maintenance start approval of a load which is required to be maintained from the management server to the control section; And
A completion unit for receiving a maintenance completion control signal of the user according to the lighting state of the approval lamp and transmitting the maintenance completion control signal to the management server through the control unit;
And a monitoring control unit for performing maintenance of the switchboard.
The method according to claim 1,
The monitoring control device includes:
A group lamp which is turned on in response to a group lamp lighting control signal for indicating a power distribution panel to which a load required for maintenance which is transmitted from the management server to the control section belongs;
Further comprising a controller for controlling the switchgear.
The method according to claim 1,
Wherein,
Connected to voltage meter, current meter and leakage current meter,
Wherein the measurement information measured by the voltage meter, the current meter, and the leakage current meter is received.
The method of claim 3,
Wherein,
Calculating the calculation information through the measurement information measured by the voltage meter, the current meter, and the leakage current meter,
The calculation information includes at least one of power (W), a power amount (Wh), a frequency (Hz), a power factor (PF), a reactive power (Var), a reactive power amount (Varh) and a voltage / current harmonic
And a monitoring control unit for performing maintenance of the switchboard.
5. The method of claim 4,
The monitoring control device includes:
A display unit for displaying measurement information measured by the voltage meter, the current meter, and the leakage current meter and the calculation information calculated through the measurement information;
Further comprising a controller for controlling the switchgear.
The method according to claim 1,
A master supervisory control device for transmitting and receiving control signals to and from the management server, and for collectively controlling and monitoring the plurality of supervisory control devices;
Further comprising a controller for controlling the switchgear.
The method according to claim 6,
The master supervisory control apparatus includes:
When a surveillance control device that can not operate normally among the plurality of surveillance control devices occurs,
Wherein the supervisory control apparatus receives a substitute operation control signal for replacing the supervisory control apparatus that fails to perform the normal operation from the management server and performs the function of the supervisory control apparatus.
(a) a control section of the monitoring control device turns on an individual lamp in response to an individual lamp lighting control signal for indicating a load required for maintenance, which is transmitted from the management server to the control section of the monitoring control apparatus;
(b) receiving a maintenance start control signal of a user according to a lighting state of the individual lamps by an initial portion of the monitoring control device;
(c) receiving a maintenance start control signal of the user according to the lighting state of the individual lamps from a start portion of the control unit of the monitor control unit, and transmitting a maintenance start control signal to the management server;
(d) in response to an approval lamp lighting control signal for indicating a maintenance start approval of a load required for maintenance, which is transmitted from the management server to the control unit of the monitoring control apparatus, based on the maintenance start control signal, The control part of the monitoring control device lighting the approval lamp;
(e) a completion of the monitoring control device receives a maintenance completion control signal of the user according to a lighting state of the approval lamp; And
(f) receiving a maintenance completion control signal of the user according to the lighting state of the approval lamp from the completion unit of the control unit of the monitor control unit, and transmitting a maintenance completion control signal to the management server;
Wherein the method comprises the steps of:
9. The method of claim 8,
The step (a)
(a-1) in response to a group lamp turn-on control signal for displaying the above-mentioned switchboard to which a load requiring maintenance is transferred from the management server to the control unit of the monitor control apparatus, ;
Further comprising the steps < RTI ID = 0.0 > of: < / RTI >

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