KR920014369A - Ballast for electronic fluorescent lamp lighting and controlling N (multiple) fluorescent lamps - Google Patents

Ballast for electronic fluorescent lamp lighting and controlling N (multiple) fluorescent lamps Download PDF

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KR920014369A
KR920014369A KR1019900021110A KR900021110A KR920014369A KR 920014369 A KR920014369 A KR 920014369A KR 1019900021110 A KR1019900021110 A KR 1019900021110A KR 900021110 A KR900021110 A KR 900021110A KR 920014369 A KR920014369 A KR 920014369A
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connect
point
circuit
transistor
pin
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KR1019900021110A
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KR940001185B1 (en
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최봉석
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최봉석
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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

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Abstract

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Description

N개(다수)의 형광등을 점등 및 제어하는 전자식 형광등용 안정기Ballast for electronic fluorescent lamp lighting and controlling N (multiple) fluorescent lamps

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

제1도는 본 발명의 회로도, 제2도는 제1도의 각 스위치 동작회로도, 제3도는 임바트회로도.1 is a circuit diagram of the present invention, FIG. 2 is a switch operation circuit diagram of FIG. 1, and FIG. 3 is an embed circuit diagram.

Claims (1)

제1도에서와 같이 과부하 보호용 휴즈(F1)와 전류감쇄용 저항(R1)을 통하여 다이오드(D1,D2,D3,D4)로 구성된 브릿지 정류회로(BD)의 입력단에 각각 연결하고 그 출력단의 +부(C+)와 -부(E)양단을 회로의 동작 전원으로 공급하고 (C+)점에 다이오드(D5)의 케소드를 연결하고 직렬로 다이오드의 방향이 똑같게 하여 다이오드(D6,D7)를 접속하여 (E)점에 이르게 하고, (C+)점과 다이오드(D6)와 (D7)의 접속부 사이에 전원 평활용 전해콘덴서(C2)를 병렬로 연결하고 다이오드(D5)와 다이오드(D6)의 접속부와 (E)점사이에 전해 콘덴서(C1)를 병렬로 연결하여 전해콘덴서의 충방전을 전류의 방향을 다르게 갈라주고 +부(C+)와 -부(E)양단에 콘덴서(C3)를 접속하여 전원 노이즈를 줄여주고 +부(C+)에 트랜지스터(Q1)의 콜렉터를 접속하고 트랜지스터(Q1)의 에미터에 트랜지스터(Q3)의 콜렉터를 연결하고 트랜지스터(Q4)의 에미터를 -부(E)에 접속하였으며, 똑같은 순서로 트랜지스터(Q3)와 트랜지스터(Q4)를 +부(C+)와 -부(E)양단에 직렬 접속하여 브릿지 회로 형태를 구성하고 각 트랜지스터(Q1,Q2,Q3,Q4)의 콜렉터에 다이오드(D8,D9,D10,D11)의 케소드를 순서별로 접속하고 트랜지스터(Q1,Q2,Q3,Q4)의 에미터에 다이오드(D8,D9,D10,D11)에 노드를 접속하고 역방향 유기전압으로부터 트랜지스터를 보호하고 트랜지스터(Q1)와 트랜지스터(Q2)의 접속점에 전류궤환용 트랜스(T)를 연결하고 그 한쪽끝을 (F)점이라고 하고 트랜지스터(Q3)와 트랜지스터(Q4)의 접속점을 (G)라고하면 (F)점과 (G)점 양단에 전류 궤환용 트랜스(T1~N)형광램프 양단의 히터(H1~N)공진용 콘덴서(CB1~N)(CA1~N), 스위치(SW1~N)가 직렬 접속되었다.As shown in FIG. 1, through the overload protection fuse F 1 and the current damping resistor R 1 , respectively, at the input terminal of the bridge rectifying circuit BD consisting of diodes D 1 , D 2 , D 3 , and D 4 . Connect the + part (C + ) and-part (E) of the output terminal to the operating power of the circuit, connect the cathode of diode (D 5 ) to the point (C + ), and make the direction of the diode in series Connect the diodes (D 6 , D 7 ) to the point (E), and between the (C + ) point and the connection between the diodes (D 6 ) and (D 7 ), supply a smoothing electrolytic capacitor (C 2 ) Connect in parallel and connect the electrolytic capacitor (C 1 ) in parallel between the connection point of diode (D 5 ) and diode (D 6 ) and the point (E) in order to divide the charge and discharge of the electrolytic capacitor differently in the direction of current (C +) and - a capacitor connected to a unit, reducing the power supply noise + portion (C +) connected to the collector of the transistor (Q 1) in the (C 3) and a transistor (Q 1) to (E) at both ends of Connecting the collector of the transistor (Q 3) to the meter and the transistor emitter to the (Q 4) - a unit (E), the same procedure as the transistor (Q 3) and a transistor (Q 4) was connected to the + part (C + ) And-(E) are connected in series to form a bridge circuit, and diodes (D 8 , D 9 , D 10 , D 11 ) to the collector of each transistor (Q 1 , Q 2 , Q 3 , Q 4 ) Connect the cathode's cathodes in order, connect the nodes to diodes D 8 , D 9 , D 10 and D 11 to emitters of transistors Q 1 , Q 2 , Q 3 and Q 4 , and then Protection and connect the current feedback transformer (T) to the connection point of transistor (Q 1 ) and transistor (Q 2 ), one end of which is called (F) point, and the connection point of transistor (Q 3 ) and transistor (Q 4 ). If (G) is called both (F) and (G), heater (H 1 ~ N ) resonant capacitor (C B1 ~ N ) (C A1 ) at both ends of current feedback transformer (T 1 ~ N ) fluorescent lamp ~ N), switch (SW 1 ~ N) are straight It was connected. F점 T1,LA1,H1,CB1,L1,CA1,SW1,G 점 순으로 직렬로 접속된 회로를 첫번째 가지라 하고, F점, T2,LA2,H2,DB2,H2,LB2,CA2,SW2,G 점 순으로 직렬 접속된 회로를 두번째 가지라 하며, F점, TN,LAN,HN,DBN,HN,LBN,CAN,SWN,G 점 순으로 직렬 접속된 회로를 N번째 가지라 할때 F점과 G점 양단에 첫번째 회로와 병렬로 N번째 회로까지의 N개의 회로를 연결하여 각각의 스위치(SW1~N)가 ON-OFF함에 따라 각 가지로 전류가 흐르거나 차단될 수 있게끔 구성되어 있고, 스위치(SW1)의 동작회로는 제2도와 같으며 스위치(SW1~N)의 각 스위치는(SW1)과 같은 원리로 동작하며 이와 똑같은 회로가 스위치의 숫자만큼 N개 구성되어 있다.F point T 1 , L A1 , H 1 , CB 1 , L 1 , C A1 , SW 1 , G The circuit connected in series in the order of first point is called F point, T 2 , L A2 , H 2 , DB 2 , H 2 , L B2 , C A2 , SW 2 , G The circuits connected in series in the order of the second point are called F point, T N , L AN , H N , DB N , H N , L BN , C AN , SW N, G that order in series circuit to the N-th, each of the switches by connecting N number of circuits of the N to the second circuit when the branches to point F and point G at both ends to the first circuit and the parallel (SW 1 ~ N) connected to Is configured to allow the current to flow or cut off as the ON-OFF, the operation circuit of the switch (SW 1 ) is the same as the second figure and each switch of the switches (SW 1 ~ N ) (SW 1 ) It operates on the same principle as N and consists of N identical circuits. 제2도의 회로에 별도의 동작 전원(B+)을 공급하고 동작전원(B+)이 공급되면 자기력이 발생하여 스위치(SW1)를 ON시키고 동작전원이 차단되면 스위치(SW1)를 OFF시키는 구조를 가진 릴레이(RY1)의 코일을 연결하고 코일의 다른쪽 단자에 트랜지스터(TR1)의 콜렉터를 연결하고 트랜지스터(TR1)의 에미터를 (E)전에 접속하고 동작전원(B+)에서 전류 감쇄용 저항(RA1)을 연결하고 반대쪽 끝에 외부에서 ON-OFF 할수 있는 스위치(PB1)를 연결하고 반대쪽 끝을 트랜지스터(TR1)의 베이스에 연결하여 스위치(PB1)를 누르면 트랜지스터(TR1)는 ON하고 릴레이(RY1)의 양단에 동작전원이 가해져 스위치(SW1)를 ON시켜 첫번째 가지에 전류를 흘려 형광램프(LP1)를 점등시키고 첫번째 가지에 전류가 흐르면 전류 궤환용 트랜스(T1)의 2차측인 (TS1)에 전류가 유기되고 (TS1)의 양끝에 병렬로 연결된 저항(R2)의 양단에 VRA2=iTS1.RA2의 전압이 발생하고 (TS1)의 한쪽은 (E)점에 접속하고 다른 쪽은 다이오드(DA1)의 에노드와 연결하여 반파 정류시키고 다이오드(DA1)의 케소드와 -(E)점 사이에 평활용 콘덴서(CA1)를 접속하고 LED를 보호 저항(RA3)과 LED1을 순방향으로 직렬 연결하여 콘덴서(CA1)와 병렬로 접속하여 회로의 단락, 접촉불량, 또는 과부하 등을 감시하고 다이오드(DA1)의 케소드에 전류 감쇄용 저항(RA3)을 연결하여 OP AMP의 비반전 입력단에 접속하고 OP AMP의 반전 입력단과 동작전원(B+)사이에 저항(R5)을 접속하였으며, OP AMP의 반전 입력단과 (E)점사이에 저항(R6)을 접속하여 기준전압을 공급하여 OP램프 비반전 입력전압과 반전입력 전압의 크기를 비교회로를 구성하고 OP AMP의 풀력단에 전류감쇄용 저항(R7)을 접속하고 반대쪽 끝을 S.C.R의 게이트에 연결하고 S.C.R의 게이트와 케소드 사이에 (RA8)과 (CA3)를 병렬로 접속하여 케소드를 (E)점에 연결하고 에노드를 트랜지스터(TR1)의 베이스에 연결하여 S.C.R이 아닌 ON하게 되면 트랜지스터(TR1)를 OFF하여 스위치를 OFF시켜 램프에 전원공급을 차단하는 보호 회로를 구성하였고, 제3도에서 점선 부분내의 회로를 1개의 IC를 사용하여 회로의 구성을 간단하였고, (12)번핀에 별도의 동작전원(A+)을 공급하여 IC1내부에 내장되어 있는 정전원 공급장치(R.E.F)에 의해 IC1내부의 모든 회로에 동작전원을 공급하고 IC1의 (6)번핀에 (R11)을 접속하여 (E)점에 연결하고(5)번핀에 (C)를 접속하여 (E)점에 연결하여 IC내부의 발진기 O.S.C의 발진주파수가에 의해 결정되므로 발진 주파수를 40KHZ로 설정하고 4번핀에(R12)를 접속하여 (E)점에 연결하고 또한 (4)번핀에 (C5)를 접속하여 IC내부의 동작전원 출력부인(14)번핀에 연결하여 최초의 전원 부입시 (C5)(R12)의 C.R 충전 전압에 반비례하는 전압이 (4)번핀에 공급됨으로서 내부의 OP AMP(OP1)의 출력이 서서히 늘어나도록 항 전원 투입 초기에 발생 가능한 모든 오동작을 없애주고 공급전원(A+)와 -부E)점 사이에 저항(R2)(R3)을 직렬로 연결하고 저항(R2)과 저항(R3)의 접속점을 IC의 (1)번핀에 연결하여 IC1내의 OP AMP(OP3)의 비반전 입력전압을 설정하고 제1도의 공급전원인 +부(C+)와 -부(E)점 사이에 저항(R4)(R5)을 직렬로 연결하고 저항(R4)과 저항(R5)의 접속점에 저항(R6)을 연결하고 그 반대끝을 IC1의 (2)번핀에 연결하고 (2)번핀과 (3)번핀 사이에 (C6)(R8)직렬로 연결하고 이에 병렬로 (R7)을 연결하여 IC1내부의 OP AMP(OP3)가 기준 설정전압 입력(1)번핀과 출력전압 검출 입력 (2)번핀의 전압차를 비교하는 전압 비교회로로 구성하였으며, IC1내부의 OP AMP(OP4)의 비반전 입력 단자인 (16)번핀을 (E)점에 연결하고 반전 입력단자인 (15)번핀과 (3)번핀에 콘덴서(C7)연결하여 (OP4)를 적분기로 구성하였고, (15)번핀과 -(E)점 사이에 (R9,R10,C8)을 직렬로 연결하고 (R9)와 (R10)의 접속점에 (D1)의 케소드를 연결하고 (D1)의 에노드와 (E)점 사이에 (R1)을 연결하고 (R1)과 병렬로 전류 궤환트랜스의 2차측 코일인 (Ts)를 연결하여 회로의 고장이나 누전등의 이상 발생으로 전류가 급격히 증가할때 (Ts)에 유기되는 전류의 양도 늘어나 회로를 차단하거나 전류 공급을 조절하여 회로를 보호하게끔 구성되었고, IC1내부의 트랜지스터(Q5),(Q6)의 에미터인 (9)번, (10)번핀을 (E)점에 연결하고 (Q5),(Q6)의 콜렉터 출력인 (8)번핀과 (11)번핀에 발진 트랜스(MT1)의 일차측 코일 양끝을 각각 연결하고 일차측 코일의 중간 단자와 (A+)사이에 (R13)을 연결하여 (Q5),(Q6)의 ON-OFF동작에 따라 발진트랜스(MT1)의 일자측 코일에 서로 방향이 반대인 전류가 흐르게 하여 비례하는 전압이 2차측 코일에 유지되고 (MT1)의 2차측에는 “dot”가 위에 있(LQ1)과 (LQ4)의 코일과 “dot”가 있는 단자에 (R14)와 (R16)을 각각 연결하고 (R14)와 (R16)의 양단에 (C9)(R15)의 직렬회로와 (C10)(R17)의 직렬회로를 각각 병렬로 연결하여 그 끝점을 제1도의 (Q1)과 (Q4)의 베이스에 각각 연결하고 (LQ2)와 (LQ3)의 코일은 “dot”가 없는 단자에 (R18)과 (R20)을 각각 연결하고 (R14)와 (R16)의 양단에 (C1)(R9)의 직렬회로와 (C12)(R21)의 직렬회로를 각각 병렬로 연결하여 그 끝점을 제1도의 (Q2)와 (Q3)의 베이스에 각각 연결하고 (LQ2)와 (LQ3)의 “dot”가 있는 단자를 (Q2)와 (Q3)의 에미터에 각각 연결하여 트랜지스터(Q1)와 (Q4)가 동시에 ON-OFF하고 (Q2)와 (Q3)가 동시에 OFF-ON하는 인버터 회로를 구성하고 별도의 전원(B+)와 (A+)는 A,C입력 전원에 별도의 전원트랜스(TA)를 연결하여 2차측에 브릿지 다이오드(BD1)의 입력단에 연결하고(-)출력부를 (E)점에 접속하고(+)출력부와 (E)점 사이에 평활콘덴서(C1)을 연결하여 브릿지 정류된 D.C전원을 평활하여 (+)출력부를 (B+)동작 전원으로 공급하고 다시 (B)전원을 정전원(1C),(1C2)의 입력단에 연결하고 (IC2)의 접지단자를 (E)점에 접속하여 (IC2)의 출력단의 안정된 정전원 전압을 (A+)전원으로 공급하여 전체회로의 동작전원으로 공급되게 구성된 N개(다수의)의 형광등을 점등 및 제어하는 전자식 형광등용 안정기.Supplying separate operating power (B + ) to the circuit of FIG. 2 and turning on the switch (SW 1 ) when the operating power (B + ) is supplied to turn on the switch (SW 1 ), turn off the switch (SW 1 ) Connect the coil of the relay RY 1 with the structure, connect the collector of transistor TR 1 to the other terminal of the coil, connect the emitter of transistor TR 1 before (E), and operate the operating power source (B + ). Connect the current attenuation resistor (RA 1 ) at the other end, connect the switch PB 1 that can be turned on and off from the outside at the opposite end, connect the opposite end to the base of the transistor (TR 1 ), and press the switch (PB 1 ). (TR 1 ) turns on and the operating power is applied to both ends of the relay (RY 1 ) so that the switch (SW 1 ) is turned on to flow the current to the first branch to turn on the fluorescent lamp (LP 1 ) and the current flows to the first branch. The current is induced to (T S1 ), the secondary side of the transformer (T 1 ), and (T One of S1) V RA2 = iTS 1 .R A2 and the (T S1) of the voltage generated at both ends of the resistor (R 2) connected in parallel to both ends of are connected to the point (E) and the other diode (D A1 Half-wave rectified by connecting to the anode of), connect smoothing capacitor (C A1 ) between the cathode of diode (D A1 ) and-(E) point, and connect LED to protection resistor (R A3 ) and LED 1 in the forward direction. Connect in series and connect in parallel with capacitor (C A1 ) to monitor for short circuit, contact failure, overload, etc., and connect current damping resistor (R A3 ) to diode (DA 1 ) to connect OP AMP connected to the inverting input terminal and the voltage by connecting a resistor between the OP AMP inverting input terminal and an operating power supply (B +) were connected to a resistance (R 5) between the inverting input terminal of the OP AMP, and (E) point (R 6) based on the supply to the resistance for constituting the comparison circuit the amount of OP ramp the non-inverting input voltage and an inverting input voltage and current to the pool of ryeokdan OP AMP decay (7 R ), Connect the opposite end to the gate of the SCR, connect (R A8 ) and (C A3 ) in parallel between the gate of the SCR and the cathode, connect the cathode to the point (E), and connect the anode ( TR 1 ) is connected to the base of the SCR to turn ON the transistor (TR 1 ) to turn off the switch to turn off the power supply to the lamp to configure the protection circuit, Figure 3 in the dotted line using the IC was simplify the configuration of the circuit 12 is supplied to a separate operating power supply (a +) to the pin in all circuits in the IC 1 by the electrostatic power supply (REF) which is integrated into the IC 1 Supply operating power, connect (R 11 ) to pin (6) of IC 1 , connect to point (E), connect (C) to pin (5), and connect to point (E). Oscillation frequency of Since the oscillation frequency is set to 40KHZ, connect (R 12 ) to pin 4 to connect to (E) point, and (C 5 ) to pin (4) to connect the operating power output inside the IC (14). When the first power is supplied by connecting to pin 1, a voltage inversely proportional to the CR charging voltage of (C 5 ) (R 12 ) is supplied to pin 4 so that the output of the internal OP AMP (OP 1 ) gradually increases. in the sub-E) connecting a resistor (R 2) (R 3) between points in series and a resistance (R 2) and the resistor (R 3) - eliminating any possible erroneous operation occurs in the input initial send power supply (a +) and Connect the connection point to pin (1) of the IC to set the non-inverting input voltage of OP AMP (OP 3 ) in IC 1 , and connect the resistance between + part (C + ) and-part (E) points, Connect (R 4 ) (R 5 ) in series, connect resistor (R 6 ) to the connection point of resistor (R 4 ) and resistor (R 5 ), and connect the opposite end to pin (2) of IC 1 ( Between pin 2 and pin 3 (C 6 ) (R 8 ) Connect in series and (R 7 ) in parallel so that the OP AMP (OP 3 ) inside IC 1 can change the voltage difference between the reference set voltage input (1) and the output voltage detection input (2). It consists of voltage comparison circuit to be compared, and connect pin (16) of non-inverting input terminal of OP AMP (OP 4 ) inside IC 1 to point (E) and pins (15) and (3) which are inverting input terminals. (OP 4 ) was configured as an integrator by connecting a capacitor (C 7 ) to (R 9 , R 10 , C 8 ) between pin (15) and-(E) and connected in series with (R 9 ) connecting Kane method of the (D 1) to the connection point of the (R 10) and (D 1) 2 with a node (E) connected between the points (R 1) and (R 1) and parallel to the current feedback transformer on the It is configured to protect the circuit by shutting off the circuit or controlling the current supply by increasing the amount of current induced in the (Ts) when the current increases rapidly due to the failure of the circuit or the short circuit. , IC 1 Parts transistor (Q 5), the emitter of the (Q 6), (9) an 8 times, 10 collector output of the connecting pin to the (E) point, and (Q 5) (Q 6) Pin and the 11 pin of the oscillating transformer (MT 1), one (Q 5) respectively connected to the primary coil ends and connect the (R 13) between the intermediate terminal and the (a +) of the primary side coil, (Q 6) of According to the ON-OFF operation, currents in opposite directions flow through the coil on the side of the oscillation transformer MT 1 so that a proportional voltage is maintained in the secondary coil and “dot” is on the secondary side of the MT 1 . Connect (R 14 ) and (R 16 ) to the coils of (LQ 1 ) and (LQ 4 ) and the terminals with “dot”, respectively, and at both ends of (R 14 ) and (R 16 ) (C 9 ) (R 15) a series circuit with the (C 10) (R 17) by connecting a series circuit in parallel, each of the respective connecting end to the base of the first degree (Q 1) and (Q 4) and (LQ 2 a) of the ( LQ 3) coils are respectively connected to a (R 18) and (R 20) to a terminal without a "dot" of the (R 14) and both ends of the (R 16) (C 1) (R 9) a series circuit of a series circuit and (C 12) (R 21) and each connected in parallel respectively connecting the end point to the base of the first degree (Q 2) and (Q 3) and Connect the terminals with dots of (LQ 2 ) and (LQ 3 ) to the emitters of (Q 2 ) and (Q 3 ), respectively, so that transistors (Q 1 ) and (Q 4 ) turn on and off simultaneously ( Q 2 ) and (Q 3 ) constitute an inverter circuit that is simultaneously OFF-ON, and separate power supply (B + ) and (A + ) connect separate power transformer (T A ) to A and C input power. DC rectified bridge is connected to the input terminal of the bridge diode (BD 1 ) on the vehicle side, and connected to the (-) output part and the (E) point, and the smoothing capacitor (C 1 ) is connected between the (+) output part and the (E) point. Supply the (+) output part to (B + ) operating power by smoothing the power supply, and connect (B) power to the input terminals of the electrostatic source (1C) and (1C 2 ) again, and the ground terminal of (IC 2 ) stable positive power supply voltage supplied to the (a +) of the power output stage of the connection to a point (IC 2) W is configured to be supplied with operating power supply of the whole circuit for the N Electronic fluorescent lamp ballast for lighting and controlling the fluorescent lamp of the (high). ※ 참고사항 : 최초출원내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019900021110A 1990-12-20 1990-12-20 Electronic stabilizer to control a large number of fluorescent lamp KR940001185B1 (en)

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Application Number Priority Date Filing Date Title
KR1019900021110A KR940001185B1 (en) 1990-12-20 1990-12-20 Electronic stabilizer to control a large number of fluorescent lamp

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