KR910003893A - Distribution monitoring system - Google Patents

Distribution monitoring system Download PDF

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Publication number
KR910003893A
KR910003893A KR1019900010040A KR900010040A KR910003893A KR 910003893 A KR910003893 A KR 910003893A KR 1019900010040 A KR1019900010040 A KR 1019900010040A KR 900010040 A KR900010040 A KR 900010040A KR 910003893 A KR910003893 A KR 910003893A
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KR
South Korea
Prior art keywords
optical signal
signal
switching
distribution
monitoring system
Prior art date
Application number
KR1019900010040A
Other languages
Korean (ko)
Other versions
KR930010687B1 (en
Inventor
오키모또 아키미키
고하라 도시히또
카노 마사키
Original Assignee
고하라 도시히또
닙본 가이쉬 가부시끼가이샤
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
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Publication date
Application filed by 고하라 도시히또, 닙본 가이쉬 가부시끼가이샤 filed Critical 고하라 도시히또
Publication of KR910003893A publication Critical patent/KR910003893A/en
Application granted granted Critical
Publication of KR930010687B1 publication Critical patent/KR930010687B1/en

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Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H7/00—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions
    • H02H7/26—Sectionalised protection of cable or line systems, e.g. for disconnecting a section on which a short-circuit, earth fault, or arc discharge has occured

Landscapes

  • Remote Monitoring And Control Of Power-Distribution Networks (AREA)
  • Optical Communication System (AREA)

Abstract

내용 없음.No content.

Description

배전선의 감시 시스템Distribution monitoring system

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음Since this is an open matter, no full text was included.

제1도는 본 발명의 배전선 및 그의 감시시스템을 나타낸 설명도,1 is an explanatory diagram showing a distribution line of the present invention and a monitoring system thereof;

제2도는 어미국의 구성을 나타낸 블럭 회로도,2 is a block circuit diagram showing the configuration of the United States,

제3도는 자국의 구성을 나타낸 블럭 회로도,3 is a block circuit diagram showing the configuration of a host;

제4도는 자국내에 설치된 통신장치를 나타낸 전기 회로도.4 is an electrical circuit diagram showing a communication device installed in a domestic station.

Claims (4)

배전선을 구분제어하고 또한 통신장치를 구비한 복수개의 자국과 자국을 통신장치를 통하여 항상 서로 반대방향으로 송신하는 루우프상을 이루는 한쌍의 광신호선과, 상기 광신호선에 의하여 자국과 직렬로 접속된 어미국과, 각 통신장치에 있어 양 광신호선에 각각 접속되어 전기 신호에 기초하여 인접하는 자국통신장치에 광신호를 출력하는 광신호발생수단과, 같은 통신장치내에서 상기 광신호발생수단에 대응하여 양 광신호선에 각각 접속되어 인접한 자국의 통신장치내의 광신호발생수단에서의 광신호를 전기신호로 절환하고 동일 통신장치내에서 대응하는 광신호발생수단에 출력하는 신호변환수단과, 양 신호변환수단이 각각 변환된 신호의 레벨에 의하여 광신호선의 송신 불량을 검출하고 검출신호를 출력하는 검출수단과, 검출수단이 각각 출력된 검출신호에 따라 상기 신호변환수단에서 출력된 전기 신호의 통신호를 동 신호변환수단에 대응하는 광신호 발생수단에서 다른 광신호선의 광신호발생수단으로 절환하여 광신호의 전송로를 반전시키는 절환반전수단으로 구성함을 특징으로한 배전선의 감시시스템.A pair of optical signal lines forming a loop shape for controlling and controlling the distribution lines and for transmitting the plurality of marks and the marks always in opposite directions through the communication apparatus, and the words connected in series with the marks by the optical signal lines. Optical signal generating means connected to each of the US and each optical signal line to output an optical signal to an adjacent local communication device based on an electrical signal, and corresponding to the optical signal generating means in the same communication device. Signal conversion means connected to each of the two optical signal lines, for converting the optical signal from the optical signal generating means in the communication apparatus of the adjacent station into an electrical signal and outputting to the corresponding optical signal generating means in the same communication apparatus; Detection means for detecting a transmission failure of the optical signal line and outputting a detection signal according to the level of each converted signal; Switching the communication signal of the electrical signal output from the signal conversion means from the optical signal generation means corresponding to the signal conversion means to the optical signal generation means of the other optical signal line according to the detected detection signal to reverse the transmission path of the optical signal; Distribution system monitoring system, characterized in that the switching inversion means. 제1항에 있어서, 상기 자국과 배전선에 접속된 센서수단과, 배전선을 구분하는 개폐기에 접속된 구동수단을 구비하고 또한 상기 센서수단의 검출결과에 따라 상기 구동수단을 구동하는 제어수단을 갖는 동시, 동 제어수단을 상기 통신장치에 접속되어 있는 배전선의 감시시스템.2. A simultaneous apparatus as claimed in claim 1, further comprising: a sensor means connected to the track and a distribution line, and a driving means connected to a switch that separates the distribution line, and a control means for driving the driving means in accordance with a detection result of the sensor means. And a distribution line monitoring system connected to the communication device. 제1항에 있어서, 상기 검출수단은 미리설정된 최저레벨보다 상기 신호변환수단이 변환한 신호레벨보다 낮을 때 동작하는 비교기로된 배전선의 감시시스템.The system of claim 1, wherein the detecting means is operated when the signal level means is lower than the signal level converted by the signal converting means. 제3항에 있어서, 절환반전수단은 비교기의 2차축의 상폐접점을 개로하는 동시, 양 비교기의 2차측에 각각 설치된 입력접점 및 출력접점의 한쪽을 절환하는 입력절환용 릴레이회로와 출력회로 절환용 릴레이회로로 된 배전선의 감시시스템.4. A switching circuit for switching between an input switching relay circuit and an output circuit for switching between one of an input contact point and an output contact point respectively provided on the secondary side of both comparators, while switching the switching means for opening the upper and lower contact points of the comparator's secondary shafts. Monitoring system for distribution lines made of relay circuits. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019900010040A 1989-07-04 1990-07-04 Monitoring system for distribution line KR930010687B1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP1-173768 1989-07-04
JP1173768A JPH0340722A (en) 1989-07-04 1989-07-04 Monitoring system for distribution line
JP173768 1989-07-04

Publications (2)

Publication Number Publication Date
KR910003893A true KR910003893A (en) 1991-02-28
KR930010687B1 KR930010687B1 (en) 1993-11-05

Family

ID=15966789

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019900010040A KR930010687B1 (en) 1989-07-04 1990-07-04 Monitoring system for distribution line

Country Status (3)

Country Link
JP (1) JPH0340722A (en)
KR (1) KR930010687B1 (en)
AU (1) AU634557B2 (en)

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2751645C3 (en) * 1977-11-18 1980-08-14 Siemens Ag, 1000 Berlin Und 8000 Muenchen Method for monitoring communication systems with optical fibers
JPS5836493A (en) * 1981-08-28 1983-03-03 Fuji Xerox Co Ltd Thermal recording medium
AU564089B2 (en) * 1984-01-31 1987-07-30 Fujitsu Limited Automatic loop back line testing and rerouting
DE3532336A1 (en) * 1985-09-11 1987-03-19 Siemens Ag MESSAGE TRANSMISSION SYSTEM WITH MONITORING IN ACCORDANCE WITH THE ISM LOCATION PROCEDURE
JPS62207130A (en) * 1986-03-06 1987-09-11 株式会社明電舎 Protective relay system for loop type power system
JPS62279734A (en) * 1986-05-29 1987-12-04 Mitsubishi Electric Corp Duplex optical relaying access installation

Also Published As

Publication number Publication date
KR930010687B1 (en) 1993-11-05
AU634557B2 (en) 1993-02-25
JPH0340722A (en) 1991-02-21
AU5866190A (en) 1991-01-10

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