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WO2017138675A1 - Appareil d'alimentation en courant continu - Google Patents

Appareil d'alimentation en courant continu Download PDF

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Publication number
WO2017138675A1
WO2017138675A1 PCT/KR2016/001783 KR2016001783W WO2017138675A1 WO 2017138675 A1 WO2017138675 A1 WO 2017138675A1 KR 2016001783 W KR2016001783 W KR 2016001783W WO 2017138675 A1 WO2017138675 A1 WO 2017138675A1
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WO
WIPO (PCT)
Prior art keywords
signal
lamp
power supply
voltage
output
Prior art date
Legal status (The legal status 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 status listed.)
Ceased
Application number
PCT/KR2016/001783
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English (en)
Korean (ko)
Inventor
이경섭
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
EZEX Corp
Original Assignee
EZEX Corp
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.)
Filing date
Publication date
Application filed by EZEX Corp filed Critical EZEX Corp
Publication of WO2017138675A1 publication Critical patent/WO2017138675A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B47/00—Circuit arrangements for operating light sources in general, i.e. where the type of light source is not relevant
    • H05B47/10—Controlling the light source
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V23/00—Arrangement of electric circuit elements in or on lighting devices
    • F21V23/02—Arrangement of electric circuit elements in or on lighting devices the elements being transformers, impedances or power supply units, e.g. a transformer with a rectifier
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
    • G01R19/165—Indicating that current or voltage is either above or below a predetermined value or within or outside a predetermined range of values

Definitions

  • the present invention relates to a DC power supply, and more particularly, to a DC power supply that can be supplied as a power source for a wireless switch controller by generating a DC power by using a switch-side power line when the light is on or off. will be.
  • the second rectifying unit 131 and the AC / DC converter 132 are used when the lamp is OFF, and when the lamp is ON. Since it is necessary to implement in two paths using the current booster 121 and the first rectifier 122, the circuit configuration is likely to be complicated.
  • the present invention has an object to solve the above technical problem, a direct current power source using an AC power input to the light by the same path when the light on (ON) and when the light (OFF) off (OFF)
  • the purpose is to provide a DC power supply capable of generating a.
  • the photocoupler for receiving a light control signal for controlling the on and off of the light;
  • a triac element in which an output signal of the photocoupler is input to a gate electrode and controlled, wherein a first main electrode is connected to an AC hotline signal, and a second main electrode is connected to one end of the lamp;
  • an AC-DC converter that receives the AC hotline signal and the signal of one end of the lamp and converts the signal into DC power.
  • the other end of the lamp is characterized in that an AC neutral signal is connected.
  • the control unit for receiving a signal of one end of the lamp, and generates a signal for controlling the voltage input to the gate electrode of the triac element; Specifically, the control unit controls the voltage input to the gate electrode of the triac element by controlling the light receiving element side power supply voltage of the photocoupler, by controlling the light receiving element side output signal of the photocoupler. It features.
  • control unit turns off the triac element for a certain period when the lamp is turned on, so that the triac element is turned off from one end of the lamp. While the AC-DC converter is used to generate a DC power signal.
  • the control unit may connect a signal of one end of the lamp to one end of a first diode, the other end of the first diode to one end of a first capacitor, and generate a first basic voltage from one end of the first capacitor. Characterized in that. Moreover, it is preferable that the said control part uses the said 1st basic voltage as a power supply voltage of at least 1 element in the said control part.
  • the controller may be configured to determine whether the comparison input signal is greater than the first reference voltage by receiving a signal of one end of the lamp and using a comparison input signal via a second diode and a preset first reference voltage. Judge; And an extension circuit unit extending the output signal section of the determiner, which means that the comparison input signal is greater than the first reference voltage, until after the phase of the AC hotline signal changes.
  • the extension circuit unit includes: a first switch element configured to receive and output an output signal of the determiner; A second switch element configured to receive and output an output signal of the first switch element; A second capacitor connected to the output of the first switch element; And a third switch element configured to receive and output an output signal of the second switch element, wherein the third switch element is inputted as a power supply voltage on the light receiving element side of the photocoupler. .
  • the power supply voltage of the light receiving element side of the photocoupler is preferably in the form of a waveform in which the AC hotline signal is turned off for a predetermined period.
  • the DC power supply can be generated by using the AC power input to the lamp by the same path both when the light is ON (ON) and when the light is OFF (OFF).
  • FIG. 1 is a block diagram of a DC power supply device according to an embodiment of the present invention.
  • FIG. 2 is a block diagram of a control unit according to an embodiment of the present invention.
  • FIG. 3 is a voltage waveform diagram of a main node of the present invention when the lamp is turned on.
  • FIG. 4 is a voltage waveform diagram of a main node of the present invention at light off.
  • Figure 1 shows a block diagram of a DC power supply device 100 according to an embodiment of the present invention.
  • the DC power supply device 100 includes a photocoupler 110, a triac element 120, an AC-DC converter 130, and a controller 140. ).
  • the photocoupler 110 operates by receiving a light control signal Lcon for controlling ON / OFF of a lamp.
  • a high signal is input to the light control signal (Lcon), so basically the triac element 120 is turned off, so that one end of the lamp (Lamp)
  • the voltage V (Lamp) becomes equal to the AC neutral signal AC_Neutral, so that the voltage V (Lamp) of one end of the AC hotline signal AC_Line and the lamp is reversed. Therefore, when the lamp is turned off, the AC-DC converter 130 may generate a DC power by using the AC hot line signal AC_Line and the voltage V (Lamp) of one end of the lamp. .
  • the low signal is input to the light control signal Lcon in order to turn on the lamp.
  • the triac device 120 is basically turned on, and the AC hot line signal AC_Line is applied. It is transmitted to one end of the lamp (Lamp) so that the AC hot line signal (AC_Line) and the voltage (V (Lamp)) of one end of the lamp (Lamp) is in phase. Therefore, when the lamp is turned on, the AC-DC converter 130 cannot generate a DC power by using the AC hot line signal AC_Line and the voltage V (Lamp) of one end of the lamp. .
  • the triac element 120 is turned on for a predetermined period when the lamp is turned on so that the AC-DC converter 130 generates DC power using the signal Vcon of the controller 140. Its feature is to keep it off. To this end, the power supply voltage Vcon of the light receiving element of the photocoupler 110 when the lamp is turned on becomes a waveform in which the AC hot line signal AC_Line is turned off for a predetermined period.
  • the photocoupler 110 receives the light control signal Lcon from the light emitting device side, the power supply voltage of the light receiving device side receives the output signal Vcon of the controller 140, and the output of the light receiving device side of the photocoupler 110. It is input to the gate electrode of the evil element 120.
  • the triac device 120 is controlled by receiving an output signal of the photocoupler 110 as a gate electrode, wherein the first main electrode is connected to an AC hot line signal AC_Line, and the second main electrode is connected to a lamp. It is connected with one end. When the triac device 120 is turned on, the AC hot line signal AC_Line is transmitted to one end of the lamp and the lamp is turned on. The other end of the lamp is connected to the AC neutral signal AC_Neutral.
  • the AC-DC converter 130 receives an AC hot line signal AC_Line and a signal V (Lamp) of a lamp and converts the signal into DC power.
  • the control unit 140 receives a signal V (Lamp) of one end of a lamp and generates a signal for controlling a voltage input to the gate electrode of the triac device 120. Specifically, the control unit 140 controls the light receiving element side output signal of the photocoupler 110 to control the light receiving element side power supply voltage Vcon of the photocoupler 110, thereby controlling the output signal of the triac element 120. The voltage input to the gate electrode is controlled.
  • the control unit 140 when the lamp is turned on, the control unit 140 turns off the triac element 120 for a predetermined period, thereby cutting the trimmer from one end of the lamp.
  • the AC-DC converter 130 generates a DC power signal by using the voltage output during the predetermined period in which the evil device 120 is turned off.
  • FIG. 2 shows a block diagram of the control unit 140 according to an embodiment of the present invention.
  • the controller 140 includes a voltage generator 141, a determiner 142, and an extension circuit unit 143.
  • the voltage generator 141 generates and supplies a power supply voltage for the electronic component elements in the controller 140. Specifically, the voltage generator 141 connects one end signal V (Lamp) of the lamp with one end of the first diode D1, and the other end of the first diode D1 is connected to the first capacitor C1. And one end of the first capacitor C1 to generate a first basic voltage V1 outputted from one end of the first capacitor C1.
  • the first basic voltage V1 is used as a power supply voltage of at least one element in the controller 140.
  • the ground terminal of the device in the controller 140 is connected to the AC hot line signal AC_Line such that the AC hot line voltage V (AC_Line) becomes a ground potential. Since the first basic voltage V1 uses the voltage V (Lamp) of one end of the lamp, the off time of the lamp LAMP is much higher than the on time of the lamp Lamp.
  • the determiner 142 receives the signal V (Lamp) of one end of the lamp and compares the comparison input signal Vcomp_in and the first reference voltage Vref set through the second diode D2. In this case, the comparison input signal Vcomp_in determines whether the comparison input signal Vcomp_in is greater than the first reference voltage Vref, and may be simply implemented by a comparator using an operational amplifier.
  • the extension circuit unit 143 outputs the output signal section of the determiner 142 which means that the first reference voltage Vref is greater than the comparison input signal Vcomp_in until after the phase of the AC hot line signal AC_Line changes. It serves to extend. If the extension circuit 143 changes the output signal section of the determiner 142, which means that the comparison input signal Vcomp_in is greater than the first reference voltage Vref, after the phase of the AC hot line signal AC_Line changes. If not, the triac element 120 may be turned off again when the AC hot line signal AC_Line remains low.
  • the extension circuit unit 143 outputs the output signal section of the determiner 142, which means that the comparison input signal Vcomp_in is greater than the first reference voltage Vref, until the phase of the AC hot line signal AC_Line changes.
  • the output signal Vcon of the controller 140 is extended by the extension circuit unit 143 when the lamp is turned on.
  • the determiner 142 means that the comparison input signal Vcomp_in is larger than the first reference voltage Vref. It is possible to turn off the triac element 120 only until the output signal of) is output.
  • the extension circuit unit 143 of the present invention receives and outputs the output signal of the first switch element SW1 and the first switch element SW1 that receive and switch the output signal of the determiner 142 to switch. It includes a second switch device (SW2) for outputting and a second capacitor (C2) connected to the output of the first switch device (SW1).
  • the extension circuit unit 143 further includes a third switch element SW3 that receives and outputs an output signal of the second switch element SW2, and outputs the photo signal of the third switch element SW3. Characterized in that the input to the power supply voltage side of the light receiving element of the coupler 110.
  • the first switch element SW1, the second switch element SW2, and the third switch element SW3 may be implemented using a field effect transistor.
  • the third switch element SW3 uses an N-channel FET.
  • Ground terminals of the first switch element SW1, the second switch element SW2, and the third switch element SW3 are connected to an AC hot line signal AC_Line, and the first switch element SW1 and the second switch element ( As the power supply voltage of SW2, the first basic voltage V1 is applied.
  • 3 and 4 show the voltage waveforms at the main nodes of the present invention at the time of lamp on and lamp off, respectively.
  • FIG. 3 and FIG. 4 the waveforms of the signals except for the AC hot line signal AC_Line, the output signal V (Lamp) of the lamp, and the control unit 140 output signal Vcon are shown in FIG. (V (AC_Line)) is shown as a waveform only for differential voltage magnitudes. That is, the actual waveforms of the signals other than the AC hot line signal AC_Line, one end output signal V (Lamp) of the lamp, and the control unit 140 output signal Vcon are shown in the waveforms shown in FIGS. 3 and 4. It is necessary to add the AC hot line voltage V (AC_Line) shown at the top of FIG. 3 and FIG.
  • the present invention is controlled in the form of feedback. That is, the triac device 120 is controlled by using the output Vcon of the controller 140 and the voltage V (Lamp) of one end of the lamp which is the output of the triac device 120 is used. The output Vcon of the controller 140 is generated again.
  • the determiner 142 when the lamp is turned on, the determiner 142 outputs a signal in the form of a very short pulse, while the lamp is turned off in the form of a longer pulse when the lamp is turned off ( 142 will output.
  • the third switch element SW3 is turned on so that the output Vcon of the third switch element SW3 becomes the same as the AC hotline signal AC_Line. . That is, during the high period of the second switch element SW2 output V2, the third switch element SW3 is turned off. However, since the AC hot line voltage V (AC_Line) is applied to the ground terminal of the third switch element SW3, the third switch element (A) is in a period in which the AC hot line voltage V (AC_Line) is in a positive phase. Under the influence of the internal diode constituting SW3, the output of the third switch element SW3 is outputted with the AC hot line voltage V (AC_Line) as it is. However, when the third switch element SW3 is turned off while the AC hot line voltage V (AC_Line) is in a negative phase, no signal is output from the third switch element SW3 in the interval.
  • the photocoupler 110 When the lamp is turned off, the photocoupler 110 is always in the off state, and the triac element 120 is also in the off state, so that the AC-DC converter 130 may always receive a voltage.
  • the triac element 120 when the lamp is turned on, the triac element 120 is used by using a signal for a predetermined period from the zero crossing point at which the AC hot line signal AC_Line applied from the controller 140 changes from a positive phase to a negative phase. By turning off), the AC-DC converter 130 receives a voltage for generating DC power.
  • the DC power supply device 100 of the present invention can stably generate DC power both on and off of a lamp using a switch-side power line.
  • the generated DC power can be supplied to the power of the wireless switch controller that generates a control signal for wirelessly controlling the lamp.
  • the DC power supply device 100 of the present invention the DC power supply using the AC power input to the lamp (Lamp) by the same path both when the lamp (Lamp) on and when the lamp (Lamp) off. It can be seen that it can be generated.

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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Circuit Arrangement For Electric Light Sources In General (AREA)

Abstract

L'invention porte sur un appareil d'alimentation en courant continu (CC) qui comporte : un photocoupleur actionné par réception de signaux de commande de lampe servant à commander l'état marche/arrêt d'une lampe ; un élément TRIAC, commandé par réception de signaux de sortie du photocoupleur au moyen d'une électrode de grille, comprenant une première électrode principale connectée à des signaux de ligne de courant alternatif (CA) sous tension et une seconde électrode principale connectée à une borne de la lampe ; un convertisseur CA-CC servant à recevoir les signaux de ligne CA sous tension et des signaux d'une borne de la lampe et à convertir lesdits signaux en courant continu ; et une unité de commande servant à générer des signaux qui commandent une tension appliquée à l'électrode de gâchette du TRIAC par réception des signaux d'une borne de la lampe. Selon l'appareil d'alimentation CC, un courant continu peut être généré à l'aide d'un courant alternatif appliqué à la lampe entièrement par les mêmes chemins lorsque la lampe est allumée et éteinte.
PCT/KR2016/001783 2016-02-12 2016-02-24 Appareil d'alimentation en courant continu Ceased WO2017138675A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR10-2016-0016334 2016-02-12
KR1020160016334A KR101717013B1 (ko) 2016-02-12 2016-02-12 직류 전원 공급 장치

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WO2017138675A1 true WO2017138675A1 (fr) 2017-08-17

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KR101979189B1 (ko) 2017-05-30 2019-05-17 주식회사 아이티엑스엠투엠 스마트 조명 스위치
KR102168873B1 (ko) 2020-01-13 2020-10-22 (주)미래로택 2선식 전자 스위치의 전원 공급 장치
KR102401318B1 (ko) 2021-11-25 2022-05-25 (주)화신코리아 스마트 스위치용 전원 공급 장치

Citations (5)

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Publication number Priority date Publication date Assignee Title
KR20010082195A (ko) * 1998-09-07 2001-08-29 겐이치 스즈키 전력 저감 회로
KR20020011222A (ko) * 2000-08-01 2002-02-08 정화진 전력공급 제어장치
KR101015649B1 (ko) * 2010-06-11 2011-02-22 임태환 전등의 ｒｆ 스위치 콘트롤러 전원공급장치
US20110234555A1 (en) * 2010-03-29 2011-09-29 Samsung Led Co., Ltd. Switching module and switching synchronization system
KR20160011384A (ko) * 2014-07-22 2016-02-01 삼성전자주식회사 전자장치, 전원공급장치 및 그 전원제어방법

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KR101226718B1 (ko) * 2010-12-13 2013-01-28 (주)에버유비 조명 기기의 밝기 제어 장치 및 그 제어 방법
KR101965556B1 (ko) * 2011-06-14 2019-04-05 서울시립대학교 산학협력단 조명구동장치
KR101295738B1 (ko) * 2011-06-23 2013-08-16 김승옥 무선 스위치장치
KR101195907B1 (ko) * 2012-03-09 2012-10-30 주식회사 송촌조명 포토커플러의 입력신호 제어를 이용한 센서등 제어장치

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20010082195A (ko) * 1998-09-07 2001-08-29 겐이치 스즈키 전력 저감 회로
KR20020011222A (ko) * 2000-08-01 2002-02-08 정화진 전력공급 제어장치
US20110234555A1 (en) * 2010-03-29 2011-09-29 Samsung Led Co., Ltd. Switching module and switching synchronization system
KR101015649B1 (ko) * 2010-06-11 2011-02-22 임태환 전등의 ｒｆ 스위치 콘트롤러 전원공급장치
KR20160011384A (ko) * 2014-07-22 2016-02-01 삼성전자주식회사 전자장치, 전원공급장치 및 그 전원제어방법

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