KR920017522A - Automatic illuminance control device of street light flasher - Google Patents

Automatic illuminance control device of street light flasher Download PDF

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Publication number
KR920017522A
KR920017522A KR1019910002445A KR910002445A KR920017522A KR 920017522 A KR920017522 A KR 920017522A KR 1019910002445 A KR1019910002445 A KR 1019910002445A KR 910002445 A KR910002445 A KR 910002445A KR 920017522 A KR920017522 A KR 920017522A
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KR
South Korea
Prior art keywords
current
phase
detector
zero
transformer
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KR1019910002445A
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Korean (ko)
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KR920010175B1 (en
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서득관
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서득관
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Priority to KR1019910002445A priority Critical patent/KR920010175B1/en
Publication of KR920017522A publication Critical patent/KR920017522A/en
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Publication of KR920010175B1 publication Critical patent/KR920010175B1/en

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    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05BELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B41/00Circuit arrangements or apparatus for igniting or operating discharge lamps
    • H05B41/14Circuit arrangements
    • H05B41/36Controlling

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  • Circuit Arrangement For Electric Light Sources In General (AREA)

Abstract

내용 없음No content

Description

가로등 점멸기의 자동 조도 제어 장치Automatic illuminance control device of street light flasher

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

제1도는 본 발명 장치의 블록 구성도.1 is a block diagram of an apparatus of the present invention.

제2도는 본 발명 장치에 적용되는 고압 나트륨 안정기의 상세 회로도.2 is a detailed circuit diagram of the high pressure sodium ballast applied to the device of the present invention.

제4도는 본 발명 장치에 적용되는 제로볼트 검출기의 상세 회로도.4 is a detailed circuit diagram of a zero volt detector applied to the apparatus of the present invention.

Claims (4)

고류 다운용 트랜스(T1)와, 다운된 교류를 직류로 변환시켜 각 기능회로에 필요 직류전원을 공급시키는 전원공급부(9)와, 공검지소자(10)와, 이의 검출신호를 디지탈 수치로 변환시키는 A/D변환기(11)와, 실시간 클록 발생용 실시간 클록부(16)와, 입출력 데이터 래치용 일시 저장메모리(15)와, 1년간의 날짜 시간별 점소등 수행 프로그램 저장용 메모리(14)와, 상기 메모리(14)에 저장된 프로그램에 따라 가로등 점멸을 순차적으로 제어시키는 마이크로 프로세서(13)와, 입출력 인터페이스(12)와, 디지탈 표시기(19)와, 디지탈 표시기를 구동하기 위한 구동부(18)와, 프로그램 설정 변경용 키보드 조정기(17)와, 정전시에 필요전원을 공급하기 위한 축전지(BAT)로된 가로등 자동 점멸기에 있어서, 교류입력의 역률을 변동 전류를 검출하기 위한 변류기(1) 및 전류검출기(2)와, 상기 트랜스(T1)의 2차측 다원 교류전원(AC 9V)을 입력받아 위상 노이즈 방지 및 제롤볼트 위상을 소정의 위상각 변동전류의 역률에 따라 위상제어의 기준점을 형성시키는 제로볼트 검출기(4)와, 상기 전류검출기(2)로부터 검출된 변동전류의 역률에 대한 위상제어 정지 및 정해진 위상제어 수치에 이르기까지 제어하는 또한 제로볼트 검출기(4)로부터 검출된 위상제어기의 기준점에 따라 교류위상 파형과 대응하는 위상각도를 확인하여 가로등 점멸장치(80)의 실시간 클록과 동일한 시간대로 시간별 조도 가변제어를 프로그램으로 수행시키는 마이크로 컴퓨터 유니트(5)와, 다중 위상제어를 포함하고 가로등에 공급하는 입력교류의 전를 제어시키는 트라이액(TRC)과, 상기 트라이액(TRC)의 게이트단에 트리거링시키기 위한 수단의 광결합기(8)와, 상기 광결합기(8)의 역작용 영향을 차폐하고 마이크로컴퓨터 유니트(5)의출력을 완충시키는 버퍼(3)와, 선로 단락시 변류기(1) 및 전류검출기(2)의 부하변동에 따른 전류차를 검출하여 마이크로 컴퓨터(5)에 의해 트라이액(TRC)구동을 정지시킴과 동시에 단락상태를 표시하기 위한 합선표시기(7)를 구비하여서된 것을 특징으로 하는 가로등 점멸기의 자동 조도 제어장치.The high flow down transformer T 1 , the power supply unit 9 for converting the downed alternating current into direct current to supply the necessary direct current power to each functional circuit, the public detection element 10, and the detection signal thereof in digital values. A / D converter 11 for converting, real-time clock section 16 for real-time clock generation, temporary storage memory 15 for input / output data latch, and execution program storage memory 14 for one year of date and time And a microprocessor 13 for sequentially controlling street light blinking according to a program stored in the memory 14, an input / output interface 12, a digital display 19, and a driver 18 for driving the digital display. And a street controller automatic flasher comprising a battery controller (BAT) for supplying necessary power in the event of power failure, the current transformer 1 for detecting a fluctuation current of the AC power factor; and Current detector (2 ) And a zero volt detector for receiving the secondary side plural AC power supply (AC 9V) of the transformer (T 1 ) to form a reference point for phase control according to a power factor of a predetermined phase angle variable current by preventing phase noise and zero-bolt phase. (4) and AC control according to the reference point of the phase controller detected from the zero-volt detector 4 which controls up to the phase control stop and the predetermined phase control value for the power factor of the variable current detected from the current detector 2. A microcomputer unit (5) which performs a time-varying illumination variable control programmatically in the same time zone as the real-time clock of the street lamp flasher 80 by checking the phase angle corresponding to the phase waveform; A triac (TRC) for controlling the input current exchange, an optical coupler (8) of means for triggering at the gate end of the triac (TRC), and the optical It detects the current difference due to the load variation of the current transformer 1 and the current detector 2 when the line is short-circuited and the buffer 3 which shields the adverse effect of the agitator 8 and buffers the output of the microcomputer unit 5. And a short circuit indicator (7) for stopping the triac (TRC) drive by the microcomputer (5) and displaying a short circuit condition. 제1항에 있어서, 상기 제로볼트 검출기(4)는 저(R5)과 콘덴서(C3)로 된 위상각 지연부(21)와, 교류를 전파 정류하기 위해 다이오드(D2-D5)로 구성된 전파정류기(22)와, 상기 전파 정류기(22)로부터 정류된 맥류를 평활하기 위해 콘덴서(C4)와 제너다이오(ZD1) 및 다이오드(D6)로 된 평활부(23)와, 저항(R6-R9)과 비교기(Co1)로 구성되어 기준레벨과 전파정류기(22)의 출력을 비교하는 선형 비교부(24)와 상기 선형 비교부(24)의 출력을 마이크로 컴퓨터 유니트(5)에 전달하기 위한 수단의 포토커플러(PC1)를 상호 연결하여서 구성됨을 특징으로 하는 가로등 점멸기의 자동 조도 제어 장치.The zero-volt detector (4) according to claim 1, wherein the zero-volt detector (4) comprises a phase angle delay portion (21) consisting of a low (R 5 ) and a capacitor (C 3 ), and a diode (D 2 -D 5 ) for full-wave rectification of alternating current. A full-wave rectifier 22 composed of: a smoothing part 23 composed of a condenser C 4 , a zener diode ZD 1 , and a diode D 6 to smooth the pulse flow rectified from the full-wave rectifier 22; Comprising a resistor (R 6 -R 9 ) and a comparator (Co 1 ) and the output of the linear comparator 24 and the linear comparator 24 for comparing the reference level and the output of the full-wave rectifier 22 and the microcomputer unit Automatic illuminance control device of the street lamp flasher, characterized in that configured by interconnecting the photocoupler (PC 1 ) of the means for transmitting to (5). 제1항에 있어서, 상기 광결합기(8)는 포토다이오드(PD1)와 포토트라이액(PC1)으로 구성됨을 특징으로 하는 가로등 점멸기의 자동 조도 제어 장치.The apparatus of claim 1, wherein the optical coupler (8) comprises a photodiode (PD 1 ) and a phototriac (PC 1 ). 제1항 또는 제3항에 있어서, 상기 광결합기(8)는 펄스 트랜스(T3)로 대체로 게이트 전류를 형성함을 특징으로 하는 가로등 점멸기의 자동 조도 제어 장치.The device of claim 1 or 3, wherein the optical coupler (8) generally forms a gate current with a pulse transformer (T 3 ). ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019910002445A 1991-02-13 1991-02-13 Lighting control device for street lamp KR920010175B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1019910002445A KR920010175B1 (en) 1991-02-13 1991-02-13 Lighting control device for street lamp

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019910002445A KR920010175B1 (en) 1991-02-13 1991-02-13 Lighting control device for street lamp

Publications (2)

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KR920017522A true KR920017522A (en) 1992-09-26
KR920010175B1 KR920010175B1 (en) 1992-11-19

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KR1019910002445A KR920010175B1 (en) 1991-02-13 1991-02-13 Lighting control device for street lamp

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100768584B1 (en) * 2004-11-17 2007-10-22 주식회사 래도 Apparatus and method for brightness control of variable message sign board
KR100877934B1 (en) * 2007-04-10 2009-01-12 하재상 A fuzzy control device of street lighting

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100768584B1 (en) * 2004-11-17 2007-10-22 주식회사 래도 Apparatus and method for brightness control of variable message sign board
KR100877934B1 (en) * 2007-04-10 2009-01-12 하재상 A fuzzy control device of street lighting

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Publication number Publication date
KR920010175B1 (en) 1992-11-19

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