KR20010037390A - Remote supervisory control system of electric equipment - Google Patents

Remote supervisory control system of electric equipment Download PDF

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KR20010037390A
KR20010037390A KR1019990044905A KR19990044905A KR20010037390A KR 20010037390 A KR20010037390 A KR 20010037390A KR 1019990044905 A KR1019990044905 A KR 1019990044905A KR 19990044905 A KR19990044905 A KR 19990044905A KR 20010037390 A KR20010037390 A KR 20010037390A
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signal
unit
input
control system
error
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KR100336320B1 (en
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김병두
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김병두
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    • G—PHYSICS
    • G08—SIGNALLING
    • G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
    • G08C19/00—Electric signal transmission systems
    • G08C19/02—Electric signal transmission systems in which the signal transmitted is magnitude of current or voltage
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
    • G06Q50/00—Information and communication technology [ICT] specially adapted for implementation of business processes of specific business sectors, e.g. utilities or tourism
    • G06Q50/10—Services

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  • Engineering & Computer Science (AREA)
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  • Remote Monitoring And Control Of Power-Distribution Networks (AREA)

Abstract

PURPOSE: A remote supervisory control system of electric facilities is provided, which can make a worker repair swiftly by detecting errors produced by the electric facilities, storing the errors in a controlling part, and informing the same to the worker. CONSTITUTION: The remote supervisory control system of electric facilities is characterized by being comprised of: an input part(1) installed a plurality of input terminals which are possible to be input signals from a distribution line; a part for changing analog signal to digital signal(3) by being connected to an amplifying part; a central processing unit(5) transferring the signal to a controlling part by comparing with the base data and indicating an error to an indication part(8); a remote control device according to the signal of the controlling part; a computer(11) indicating the error signal to a monitor; and an automatic device(14) telephoning to the person in charge.

Description

전기설비의 원격감시제어시스템{REMOTE SUPERVISORY CONTROL SYSTEM OF ELECTRIC EQUIPMENT}REMOTE SUPERVISORY CONTROL SYSTEM OF ELECTRIC EQUIPMENT}

본 발명은 수ㆍ배전선로 또는 변압기 등의 설비에서 발생되는 이상 상태의 과전류, 과전압 또는 누설전류와 결상 및 과열상태 등의 오류를 검출하여 원격으로 통제부에 오류를 저장함과 동시에 작업자에게 연락하여 신속한 수리를 할 수 있도록 한 전기설비의 원격감시제어시스템에 관한 것이다.The present invention detects an error such as an overcurrent, overvoltage or leakage current and an open phase and an overheat state in an abnormal state generated in a facility such as a water distribution line or a transformer, and remotely stores the error in the control unit and promptly contacts a worker. The present invention relates to a remote monitoring and control system of an electrical installation that enables repair.

일반적으로 수ㆍ배전선로 즉, 사용가 자가용 전기설비의 안전관리 점검을 행하고자 할 때에는 공급전력을 차단한 정전 상태에서만 가능하고, 또한 점검작업시에는 전류, 전압, 과열, 결상등을 검사원이 직접 점검하여야 하므로 점검작업이 불편하였음은 물론 점검에 따르는 시간이 과다하게 소요될 뿐만 아니라 정기점검을 위한 비용이 과다하게 소비되는 등의 문제점이 있었다.In general, if you want to perform safety management inspection of electric power line, that is, your own electric equipment, it is possible only when the power supply is cut off.In addition, the inspector directly inspects current, voltage, overheating and phase loss during the inspection work. As a result, the inspection work was inconvenient, as well as the excessive time required for the inspection, and the cost for regular inspection was excessively consumed.

본 발명은 상기한 문제점을 해결하기 위하여 발명한 것으로서, 각 수용가의 특성에 맞게 설정치를 수시로 변경함으로써 사고를 예방함은 물론 수용가에서 오류발생시 통제실의 컴퓨터에서 원격으로 제어함과 동시에 모니터에 표시함은 물론 담당자에게 유ㆍ무선으로 연락하여 신속한 조치를 할 수 있도록 한 전기설비의 원격감시제어시스템을 제공하는데 그 목적이 있다.The present invention has been invented to solve the above problems, and by changing the set value according to the characteristics of each customer from time to time to prevent accidents, as well as remotely controlled from the computer of the control room when the error occurs in the customer at the same time displayed on the monitor Of course, the objective is to provide a remote monitoring and control system for electrical facilities that can be promptly contacted by wire or wireless.

상기 목적을 달성하기위한 본 발명은 수용가등의 배전선로에서 발생되는 신호(전압, 전류, 누설전류, 온도, 베터리, 접점)를 입력받을 수 있는 다수의 입력단이 설치된 입력부와, 상기 입력부로 입력된 아나로그신호를 증폭하는 증폭부와 연결되어 아나로그 신호를 디지털신호로 변환하는 A/D변환부와, 상기 변환된 신호와 비교할 수 있는 기준데이터가 세팅되는 설정부가 연결되며 중앙처리장치에서 전압, 전류, 누설전류, 온도, 배터리, 역률, 전력, 접점, 시간을 연산하여 설정부의 기준데이터와 비교하여 에러발생시 모뎀을 통하여 통제부로 신호를 전송함과 동시에 표시부로 에러를 표시하는 중앙처리장치와, 상기 중앙처리장치에 연결되어 통제부의 신호에 따라 원격으로 제어하는 원격제어장치와, 상기 통제부에 설치되어 모뎀을 통해서 전송되는 에러신호에 따라서 모니터에 표시하는 컴퓨터와, 상기 컴퓨터에서 신호를 전달받아 담당자에게 자동으로 전화로 연락하는 자동전화 연결장치를 포함하여서 된것이다.The present invention for achieving the above object is an input unit provided with a plurality of input terminals that can receive a signal (voltage, current, leakage current, temperature, battery, contact) generated in a distribution line such as a customer, and the input unit An A / D conversion unit for converting an analog signal into a digital signal, and a setting unit for setting reference data that can be compared with the converted signal. A central processing unit that calculates current, leakage current, temperature, battery, power factor, power, contact point, time, and compares it with the reference data of the setting unit, and transmits the signal to the control unit through the modem and displays the error on the display unit when an error occurs; A remote control device connected to the central processing unit for remote control according to a signal of a control unit, and installed in the control unit and transmitted through a modem; Thus in a multiple signal doengeot hayeoseo by receiving a signal from the computer and the computer that is displayed on the monitor including an automatic call transfer device of a contact automatically call to a specialist.

도 1은 본 발명 감시제어시스템의 블럭도,1 is a block diagram of a supervisory control system of the present invention;

도 2는 본 발명 감시제어시스템의 작동을 설명하기위한 흐름도.2 is a flow chart for explaining the operation of the monitoring control system of the present invention.

〈도면의 주요부분에 대한 부호의 설명〉<Explanation of symbols for main parts of drawing>

1 : 입력부 2 : 증폭부1 input unit 2 amplification unit

3 : A/D변환부 4 : 설정부3: A / D conversion part 4: Setting part

5 : 중앙처리장치 8 : 표시부5: central processing unit 8: display unit

9, 12 : 모뎀 10 : 통제부9, 12: modem 10: control unit

11 : 컴퓨터 13 : 모니터11: computer 13: monitor

14 : 자동전화 연결장치14: automatic telephone connection device

이하 본 발명을 도시한 첨부도면 도 1 및 도 2를 참조하여 본 발명의 구성 및 작동을 상세히 설명하면 다음과 같다.Hereinafter, the configuration and operation of the present invention will be described in detail with reference to FIGS. 1 and 2.

도 1은 본 발명 감시제어시스템의 블럭도이고, 도 2는 본 발명 감시제어시스템의 작동을 설명하기위한 흐름도로서, 본 발명은 전압이 입력되는 전압입력단(1a), 전류가 입력되는 전류입력단(1b), 누설전류를 검출하는 누설전류입력단(1c), 온도를 측정하는 온도측정단(1d), 및 배터리의 충전 유ㆍ무를 감시하는 배터리감시단(1e)으로 이루어진 입력부(1)는 그 입력되는 신호를 증폭하기 위하여 증폭부(2)와 각각 연결되어 있고 상기 증폭부(2)에는 증폭된 아나로그신호를 디지털신호로 변환하는 A/D변환부(3)가 연결되어 있으며 상기 A/D변환부(3)에는 변환된 신호를 데이터 설정부(4)에 입력된 데이터와 비교하여 오류를 검출하는 중앙처리장치(5)와 연결되어 있다.Figure 1 is a block diagram of the monitoring control system of the present invention, Figure 2 is a flow chart for explaining the operation of the monitoring control system of the present invention, the present invention is a voltage input terminal (1a) is a voltage input, current input terminal (current) ( 1b), an input section 1 comprising a leakage current input stage 1c for detecting a leakage current, a temperature measuring stage 1d for measuring a temperature, and a battery monitoring stage 1e for monitoring whether a battery is charged or not is inputted thereto. In order to amplify the signal, the amplification unit 2 is connected to each other, and the amplification unit 2 is connected to the A / D conversion unit 3 for converting the amplified analog signal into a digital signal. The unit 3 is connected to a central processing unit 5 which detects an error by comparing the converted signal with data input to the data setting unit 4.

한편 상기 중앙처리장치(5)에는 비교된 데이터를 일정시간 저장하는 RAM저장부(6)와 중앙처리장치(5)에서 연산처리하기위한 프로그램을 저장하는 ROM저장부(7) 중앙처리장치(5)의 처리결과를 표시하기위한 표시부(8) 그리고 통제부(10)와 송수신하기 위한 모뎀(9)이 각각 연결되어 있다.On the other hand, the central processing unit (5) has a RAM storage unit (6) for storing the compared data for a predetermined time and a ROM storage unit (7) central processing unit (5) for storing a program for processing in the central processing unit (5) The display unit 8 for displaying the result of the processing) and the modem 9 for transmitting and receiving with the control unit 10 are respectively connected.

그리고 상기 통제부(10)에 설치된 컴퓨터(11)에는 중앙처리장치(5)와 송수신하기 위한 모뎀(12) 및 처리결과를 작업자에게 전달하기 위한 모니터(13)가 설치되어 있고 상기 처리결과를 담당자에게 유ㆍ무선의 통신수단으로 전달하기 위한 자동전화 연결장치(14)가 설치되어 있으며 통제부(10)의 신호에 의해서 작동되어 원격으로 제어하는 원격제어장치(15)가 중앙처리장치(5)와 연결되어 있다.In addition, the computer 11 installed in the control unit 10 is provided with a modem 12 for transmitting and receiving to and from the central processing unit 5 and a monitor 13 for transmitting the processing result to a worker. Automatic telephone connection device 14 is provided for transmitting to the communication means of wired / wireless, and the remote control device 15 which is operated by the signal of the control unit 10 and remotely controlled is the central processing unit 5. Connected with

이와같이 구성된 본 발명은 설정부(4)에 각 요소의 초기값을 세팅하며 저전압세팅은 발전기나 한전측선로의 전압이상시 부하측에 지장을 주지않는 범위 및 저전압지속 시간을 세팅하여 부하측을 보호하며, 결상세팅은 선로 결상시 나타나는 전압불평형 크기를 수용가 설비에 맞게 세팅 및 결상지속 시간을 세팅함으로서 3상 동력부하 보호 및 다른상 전압상승으로 인한 단상부하의 소손을 방지한다.The present invention configured as described above sets the initial value of each element in the setting unit (4) and the low voltage setting protects the load side by setting the range and low voltage duration time that do not interfere with the load side when the voltage of the generator or KEPCO line is abnormal. The setting is to set the magnitude of the voltage unbalance that occurs during phase loss in accordance with the customer's equipment and to set the phase duration of the phase loss to prevent damage to the single phase load due to three-phase power load protection and other phase voltage rises.

또한 과전류세팅은 부하측 과전류 제한치 세팅 및 시간을 세팅하여 변압기와 부하측 과부하로 부터 보호하고, 누설전류세팅은 누설전류의 크기를 1mA크기로 미세하게 세팅하여 오동작 및 감전사고 그리고 화재를 방지하며 온도세팅은 변압기 및 모터의 최대허용온도와 시간을 세팅하여 변압기 및 모터를 보호한다.In addition, overcurrent setting protects the transformer and load side overload by setting overload limit and time on the load side, and leakage current setting prevents malfunction, electric shock and fire by setting the leakage current finely to 1mA. Set the maximum allowable temperature and time of the transformer and motor to protect the transformer and motor.

그리고 데이터전송시간세팅은 수용가 특성에 맞게 피크 시간대를 입력하여 부하량을 실시간으로 컴퓨터에 전송하여 정확한 데이터값을 얻고 전화번호세팅은 연락을 위한 담당자 또는 수용가의 전화번호를 입력한다.In addition, the data transmission time setting inputs the peak time zone according to the characteristics of the customer and transmits the load to the computer in real time to obtain accurate data values, and the telephone number setting inputs the telephone number of the person in charge or the customer for contact.

상기와 같이 각각의 기준치를 세팅한 상태에서 본 발명 제어시스템을 작동하면 입력부(1)에 설치된 각 입력단에는 수ㆍ배전단에서 발생하는 각 신호는 그 신호가 해당되는 입력단으로 입력되며 입력부(1)로 입력된 아나로그신호는 증폭부(2)에서 증폭되어 A/D변환부(3)에서 디지털신호로 변환된 후 중앙처리장치(5)로 전달된다.When the control system of the present invention is operated in the state of setting the respective reference values as described above, each signal generated at the male and the distribution terminals is input to each input terminal installed in the input unit 1, and the signal is input to the corresponding input terminal. The analog signal inputted as is amplified by the amplifying unit 2, is converted into a digital signal by the A / D conversion unit 3 is transmitted to the central processing unit (5).

상기 중앙처리장치(5)로 신호가 전달되면 초기에 세팅된 세팅값과 전달된 신호여 비교하며 그 결과값이 오류로 판단되면 표시부(8)에 오류발생을 표시함과 동시에 모뎀(9)을 통하여 통제부(10)로 오류발생을 전송하게 된다.When the signal is transmitted to the central processing unit 5, the previously set setting value is compared with the transmitted signal. If the result value is determined to be an error, the modem 9 is displayed while displaying an error on the display unit 8. The error is transmitted to the control unit 10 through.

상기 오류신호가 통제부(10)에 설치된 모뎀(12)을 통헤서 컴퓨터(11)로 입력되면 그 에러신호를 작업자가 확인할 수 있도록 컴퓨터(11)에 연결된 모니터(13)를 통해서 표시함과 동시에 컴퓨터(11)내부의 메모리에 저장하게 되며 오류발생시간이 주간일 경우에는 담당자에게 내선을 통해서 전달한 후 담당자에게 전달된 메세지의 종류 및 시간 과 전달받은 담당자등의 처리결과를 메모리에 저장하게 된다.When the error signal is input to the computer 11 through the modem 12 installed in the control unit 10, the error signal is displayed on the monitor 13 connected to the computer 11 so that an operator can check the error signal. The computer 11 is stored in the internal memory, and if the error occurrence time is weekly, the message is delivered to the person in charge, and then the processing result such as the type and time of the message delivered to the person in charge and the person in charge is received.

한편 상기 오류발생시간이 야간일 경우에는 자동전화 연경장치에 입력된 전화번호로 전화를 하여 담당자에게 연락하여 담당자와 연락이 불능상태이면 담당자에게 메시지를 저장한 후 담당자와 연락될 수 있도록 입력된 전화번호로 여러번 전화연락을 한다.On the other hand, if the error occurrence time is night, the phone number entered in the automatic telephone flickering device is called to contact the person in charge, if the contact with the person in charge is not available, save the message to the person in charge and then enter the phone Call the number several times.

또한 외부에서 연락받은 담당자가 통제실의 컴퓨터와 전화로 접속하여 수신된 에러메시지를 청취할 수 있도록 메모리에 저장을 하면 수ㆍ배전단에서 발생되는 오류를 담당자에게 연락하여 신속한 처리가 가능하게 되는 것이며 통제실의 컴퓨터의 조작으로 중앙처리장치에 연결된 원격제어장치를 작동시키면 작업자가 원격으로 제어를 가능하게 되는 것이다.In addition, if the person in charge contacted the outside is stored in the memory so that they can listen to the received error message by telephone with the computer in the control room, the error occurred in the water supply / distribution terminal can be contacted to the person in charge and promptly handled. By operating the remote control unit connected to the central processing unit by the computer operation of the operator will be able to control remotely.

이상에서와 같이 본 발명은 각 수용가의 특성에 따라서 수ㆍ배전반에서 입력되는 입력값을 세팅하여 수용가에서 오류발생시 통제실의 컴퓨터에서 확인함은 물론 담당자에게 신속하고 정확하게 전달하여 통제실에서 원격으로 제어할 수 있게 됨으로 사고를 미연에 방지할 수 있는 매우 유용한 발명이다.As described above, the present invention sets an input value input from the switchboard according to the characteristics of each customer and checks the computer in the control room when an error occurs in the customer. It is a very useful invention that can prevent accidents in advance.

Claims (1)

수용가등의 배전선로에서 발생되는 신호(전압, 전류, 누설전류, 온도, 베터리)를 입력받을 수 있는 다수의 입력단이 설치된 입력부(1)와, 상기 입력부(1)로 입력된 아나로그신호를 증폭하는 증폭부(2)와 연결되어 아나로그 신호를 디지털신호로 변환하는 A/D변환부(3)와, 상기 변환된 신호와 비교할 수 있는 기준데이터가 세팅되는 설정부(4)가 연결되며 중앙처리장치(5)에서 전압, 전류, 누설전류, 온도, 배터리, 역률, 전력, 접점, 시간을 연산하여 설정부(4)의 기준데이터와 비교하여 에러발생시 모뎀(9)을 통하여 통제부(10)로 신호를 전송함과 동시에 표시부(8)로 에러를 표시하는 중앙처리장치(5)와, 상기 중앙처리장치(5)에 연결되어 통제부(10)의 신호에 따라 원격으로 제어하는 원격제어장치(15)와, 상기 통제부(10)에 설치되어 모뎀(12)을 통해서 전송되는 에러신호에 따라서 모니터(13)에 표시하는 컴퓨터(11)와, 상기 컴퓨터(11)에서 신호를 전달받아 담당자에게 자동으로 전화로 연락하는 자동전화 연결장치(14)를 포함하는 구성을 특징으로하는 전기설비의 원격감시제어시스템.Amplifying an analog signal input to the input unit 1 and a plurality of input terminals provided with a plurality of input terminals that can receive signals (voltage, current, leakage current, temperature, battery) generated in the distribution line such as the customer The A / D converter 3 for converting an analog signal into a digital signal, and the setting unit 4 for setting reference data that can be compared with the converted signal. The controller 5 calculates the voltage, current, leakage current, temperature, battery, power factor, power, contact point, and time in the processing device 5 and compares the reference data of the setting unit 4 with the control unit 10 through the modem 9 when an error occurs. The central processing unit 5 which transmits a signal to the display unit 8 and displays an error on the display unit 8 and a remote control which is connected to the central processing unit 5 and remotely controlled according to a signal from the control unit 10. Installed in the device 15 and the control unit 10 and transmitted via a modem 12 Electricity characterized in that it comprises a computer 11 displayed on the monitor 13 according to the signal, and an automatic telephone connection device 14 that receives the signal from the computer 11 and automatically contacts the person in charge by telephone. Remote monitoring and control system of equipment.
KR1019990044905A 1999-10-16 1999-10-16 Remote supervisory control system of electric equipment KR100336320B1 (en)

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Cited By (6)

* Cited by examiner, † Cited by third party
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KR100341061B1 (en) * 2000-07-01 2002-06-21 김태중, 김영수 An electricity control system of home and office
KR20030053335A (en) * 2001-12-22 2003-06-28 주식회사 포스코 Transmission control system of CPL line data by high speed bulk data communication method
KR100864281B1 (en) * 2005-09-27 2008-10-20 김성만 Lacking phase/reversing phase detecting device of receiving and distributing of electric power line
KR100915943B1 (en) * 2009-05-22 2009-09-11 영인기술(주) The apparatus for recording of control information of distributing board and method therefor
KR100945651B1 (en) * 2007-12-28 2010-03-04 린나이코리아 주식회사 Apparatus for identifying battery discharges in communication inability on wireless controlling system for rooms and its identifying method thereof
KR101298943B1 (en) * 2010-12-21 2013-08-23 주식회사 케이티 Access Periodic Maintenance Method and System for Storage Battery of Communication Equipments

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KR100853100B1 (en) * 2008-04-29 2008-08-19 하나솔루션(주) Remote monitoring system for catenary and tensioning device

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100341061B1 (en) * 2000-07-01 2002-06-21 김태중, 김영수 An electricity control system of home and office
KR20030053335A (en) * 2001-12-22 2003-06-28 주식회사 포스코 Transmission control system of CPL line data by high speed bulk data communication method
KR100864281B1 (en) * 2005-09-27 2008-10-20 김성만 Lacking phase/reversing phase detecting device of receiving and distributing of electric power line
KR100945651B1 (en) * 2007-12-28 2010-03-04 린나이코리아 주식회사 Apparatus for identifying battery discharges in communication inability on wireless controlling system for rooms and its identifying method thereof
KR100915943B1 (en) * 2009-05-22 2009-09-11 영인기술(주) The apparatus for recording of control information of distributing board and method therefor
KR101298943B1 (en) * 2010-12-21 2013-08-23 주식회사 케이티 Access Periodic Maintenance Method and System for Storage Battery of Communication Equipments

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