KR101207466B1 - power supply apparatus for ozone generator - Google Patents

power supply apparatus for ozone generator Download PDF

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KR101207466B1
KR101207466B1 KR1020100108286A KR20100108286A KR101207466B1 KR 101207466 B1 KR101207466 B1 KR 101207466B1 KR 1020100108286 A KR1020100108286 A KR 1020100108286A KR 20100108286 A KR20100108286 A KR 20100108286A KR 101207466 B1 KR101207466 B1 KR 101207466B1
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power
power supply
output
resonance
frequency
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KR1020100108286A
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Korean (ko)
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KR20120046566A (en
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임준우
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(주) 예스티
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    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B13/00—Oxygen; Ozone; Oxides or hydroxides in general
    • C01B13/10—Preparation of ozone
    • C01B13/11—Preparation of ozone by electric discharge
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
    • H02M7/00—Conversion of ac power input into dc power output; Conversion of dc power input into ac power output
    • H02M7/42—Conversion of dc power input into ac power output without possibility of reversal
    • H02M7/44—Conversion of dc power input into ac power output without possibility of reversal by static converters
    • H02M7/48—Conversion of dc power input into ac power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
    • H02M7/00—Conversion of ac power input into dc power output; Conversion of dc power input into ac power output
    • H02M7/42—Conversion of dc power input into ac power output without possibility of reversal
    • H02M7/44—Conversion of dc power input into ac power output without possibility of reversal by static converters
    • H02M7/48—Conversion of dc power input into ac power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
    • H02M7/4815—Resonant converters
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B70/00—Technologies for an efficient end-user side electric power management and consumption
    • Y02B70/10—Technologies improving the efficiency by using switched-mode power supplies [SMPS], i.e. efficient power electronics conversion e.g. power factor correction or reduction of losses in power supplies or efficient standby modes
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00—Technologies relating to chemical industry
    • Y02P20/10—Process efficiency

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  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Inorganic Chemistry (AREA)
  • Oxygen, Ozone, And Oxides In General (AREA)
  • Inverter Devices (AREA)

Abstract

본 발명은 부하의 변동에 관계없이 일정한 공진상태를 유지할 수 있으면서 제어가 용이한 새로운 구성의 오존발생기용 전원공급장치에 관한 것이다.
본 발명에 따른 오존발생기용 전원공급장치는 변압기(40)의 출력단에서 출력되는 전원의 전압 및 주파수에 따라, 정류부(10)에서 출력된 전원을 초퍼제어하여 설정된 공진주파수를 유지하도록 하므로, 부하가 달라짐에 따라 공진주파수를 유지하지 못하게 되는 것을 방지할 수 있는 장점이 있다. 또한, 공급전원이 변화되더라도 항상 설정된 공진주파수를 유지할 수 있으므로, 장비의 범용성을 증가시킬 수 있는 장점이 있다.The present invention relates to a power supply device for an ozone generator of a new configuration that can maintain a constant resonance state regardless of load variation and is easy to control.
The ozone generator power supply device according to the present invention is to maintain the set resonant frequency by chopper control the power output from the rectifier 10 according to the voltage and frequency of the power output from the output terminal of the transformer 40, the load is As there is a change, there is an advantage of preventing the resonance frequency from being maintained. In addition, since the set resonance frequency can always be maintained even when the power supply is changed, there is an advantage that can increase the versatility of the equipment.

Description

오존발생기용 전원공급장치{power supply apparatus for ozone generator}Power supply apparatus for ozone generator

본 발명은 부하의 변동에 관계없이 일정한 공진상태를 유지할 수 있으면서 제어가 용이한 새로운 구성의 오존발생기용 전원공급장치에 관한 것이다.
The present invention relates to a power supply device for an ozone generator of a new configuration that can maintain a constant resonance state regardless of load variation and is easy to control.

일반적으로, 오존은 음료수의 살균이나 반도체 디바이스 제작 등에 널리 사용되고 있다.In general, ozone is widely used for sterilization of drinking water and the manufacture of semiconductor devices.

이러한 오존을 생산하는 방법으로는 전기를 고압 방전시켜 산소가 오존으로 변화되도록 하는 방법이 주로 사용된다. 즉, 오존을 발생시키는 오존셀의 양단에 고압의 AC전원을 인가하므로써, 오존셀의 대향 플레이트에서 고압 방전시켜 오존을 생성한다.As a method of producing such ozone, a method of discharging electricity to high pressure so that oxygen is changed into ozone is mainly used. That is, by applying a high-pressure AC power supply to both ends of the ozone cell that generates ozone, ozone is generated by high-pressure discharge at the opposing plate of the ozone cell.

그런데, 이러한 오존셀에 전원을 인가하는 전원공급장치는 변압기를 이용하여 일반적인 상용의 교류전원을 이용하여 승압시킨 후, 승압된 전원을 오존셀에 인가한다.However, the power supply device for supplying power to the ozone cell is boosted by using a common commercial AC power supply using a transformer, and then the boosted power is applied to the ozone cell.

따라서, 부하가 바뀌게 될 경우 공진주파수를 유지하지 못하게 되는 문제점이 있었다. 또한, 공급전원의 특성이 달라질 경우에도 공진주파수를 유지하지 못하게 되는 문제점이 있었다.
Therefore, when the load is changed, there was a problem in that the resonance frequency cannot be maintained. In addition, there is a problem that can not maintain the resonance frequency even if the characteristics of the power supply.

본 발명은 상기의 문제점을 해결하기 위한 것으로서, 부하의 변동에 관계없이 일정한 공진상태를 유지할 수 있으면서 제어가 용이한 새로운 구성의 오존발생기용 전원공급장치를 제공함에 그 목적이 있다.
SUMMARY OF THE INVENTION The present invention has been made to solve the above problems, and an object thereof is to provide a power supply device for an ozone generator having a new configuration that can maintain a constant resonance state regardless of load variation and is easy to control.

상기한 목적을 달성하기 위한 본 발명의 오존발생기용 전원공급장치는, 교류전원을 직류로 정류하는 정류부(10)와, 상기 정류부(10)에서 출력되는 직류전원을 제어하여 공진을 발생시키는 공진제어부(20)와, 상기 공진제어부(20)에서 출력된 전원을 교류전원으로 변환하는 인버터유닛(30)과, 상기 인버터유닛(30)에서 출력된 교류전원을 승압시켜 승압된 전원을 오존셀(50)로 인가하는 변압기(40)를 포함하며, 상기 공진제어부(20)는 상기 변압기(40)의 출력단에 연결되어 출력전기의 전압 및 주파수를 피드백하는 제어유닛(21)과, 상기 정류부(10)와 상기 인버터유닛(30)의 사이에 구비되어 상기 제어유닛(21)의 제어신호에 따라 상기 정류부(10)에서 출력된 전원을 인가 또는 차단하는 트랜지스터(22)를 포함하여, 상기 정류부(10)에서 상기 인버터유닛(30)으로 인가되는 전원을 초퍼제어하는 것을 특징으로 한다.
The ozone generator power supply device of the present invention for achieving the above object, the rectifier 10 for rectifying the AC power to DC, and the resonance control unit for generating a resonance by controlling the DC power output from the rectifier 10 20, the inverter unit 30 which converts the power output from the resonance control unit 20 into AC power, and the AC power output by boosting the AC power output from the inverter unit 30 to boost the ozone cell 50. The transformer 40 is applied to the control unit, the resonance control unit 20 is connected to the output terminal of the transformer 40, the control unit 21 for feeding back the voltage and frequency of the output electricity, and the rectifier 10 And a transistor 22 disposed between the inverter unit 30 and applying or cutting off the power output from the rectifying unit 10 according to a control signal of the control unit 21. Is applied to the inverter unit 30 in It characterized in that the chopper control the power.

본 발명에 따른 오존발생기용 전원공급장치는 변압기(40)의 출력단에서 출력되는 전원의 전압 및 주파수에 따라, 정류부(10)에서 출력된 전원을 초퍼제어하여 설정된 공진주파수를 유지하도록 하므로, 부하가 달라짐에 따라 공진주파수를 유지하지 못하게 되는 것을 방지할 수 있는 장점이 있다. 또한, 공급전원이 변화되더라도 항상 설정된 공진주파수를 유지할 수 있으므로, 장비의 범용성을 증가시킬 수 있는 장점이 있다.
The ozone generator power supply device according to the present invention is to maintain the set resonant frequency by chopper control the power output from the rectifier 10 according to the voltage and frequency of the power output from the output terminal of the transformer 40, the load is As there is a change, there is an advantage of preventing the resonance frequency from being maintained. In addition, since the set resonance frequency can always be maintained even when the power supply is changed, there is an advantage that can increase the versatility of the equipment.

도 1은 본 발명에 따른 오존발생기용 전원공급장치를 도시한 회로도이다.1 is a circuit diagram showing a power supply device for an ozone generator according to the present invention.

이하, 본 발명을 첨부된 예시도면에 의거하여 상세히 설명한다.Hereinafter, the present invention will be described in detail with reference to the accompanying drawings.

도 1은 본 발명에 따른 오존발생기용 전원공급장치를 도시한 회로도이다. 1 is a circuit diagram showing a power supply device for an ozone generator according to the present invention.

본 발명에 따른 오존발생기용 전원공급장치는, 교류전원을 직류로 정류하는 정류부(10)와, 상기 정류부(10)에서 출력되는 직류전원을 제어하여 공진을 발생시키는 공진제어부(20)와, 상기 공진제어부(20)에서 출력된 전원을 교류전원으로 변환하는 인버터유닛(30)과, 인버터유닛(30)에서 출력된 교류전원을 승압시켜 승압된 전원을 오존셀(50)로 인가하는 변압기(40)로 구성된다.The ozone generator power supply device according to the present invention, the rectifier 10 for rectifying the AC power to DC, the resonance control unit 20 for generating a resonance by controlling the DC power output from the rectifier 10, and Inverter unit 30 for converting the power output from the resonance control unit 20 to AC power, and transformer 40 for boosting the AC power output from the inverter unit 30 to apply the boosted power to the ozone cell 50. It is composed of

이때, 상기 교류전원은 일반적인 3상 전원을 이용한다.In this case, the AC power source uses a general three-phase power source.

상기 정류부(10)는 전원의 각 상의 케이블이 각기 별도로 연결되는 연결단자에 다이오드를 연결하여, 교류전원을 직류로 정류할 수 있도록 구성된다.The rectifier 10 is configured to connect a diode to a connection terminal to which the cables of each phase of the power supply are separately connected, so as to rectify the AC power to DC.

상기 공진제어부(20)는 상기 변압기(40)의 출력단에 연결되어 출력전기의 전압 및 주파수를 피드백하는 제어유닛(21)과, 상기 정류부(10)와 인버터유닛(30)의 사이에 구비되어 상기 제어유닛(21)의 제어신호에 따라 상기 정류부(10)에서 출력된 전원을 인가 또는 차단하는 트랜지스터(22)로 구성된다. 따라서, 변압기(40)에서 출력되는 2차 전원을 피드백하여 상기 트랜지스터의 베이스에 제어전원을 인가하여, 정류부(10)에서 인버터유닛(30)으로 인가되는 전원을 초퍼제어하므로써, 전원이 공진주파수를 갖도록 한다. The resonance control unit 20 is connected to the output terminal of the transformer 40 is provided between the control unit 21 for feeding back the voltage and frequency of the output electricity, and between the rectifying unit 10 and the inverter unit 30 is In accordance with the control signal of the control unit 21 is composed of a transistor 22 for applying or interrupting the power output from the rectifier 10. Therefore, by supplying a control power to the base of the transistor by feeding back the secondary power output from the transformer 40, the chopper control the power applied from the rectifier 10 to the inverter unit 30, so that the power supply to the resonant frequency Have it.

상기 인버터유닛(30)은 인덕터와 컨덕터와 캐패시터와 여러개의 스위칭소자가 연결되어, 초퍼제어된 전원을 교류전원으로 변환하여 출력한다.The inverter unit 30 is connected to an inductor, a conductor, a capacitor, and a plurality of switching elements, and converts a chopper-controlled power source into an AC power source and outputs the same.

상기 변압기(40)는 상기 인버터유닛(30)의 출력단에 연결되어 상기 인버터유닛(30)에서 출력된 전원의 전압을 상승시켜 오존을 발생시키는 오존셀(50)로 공급한다.The transformer 40 is connected to the output terminal of the inverter unit 30 to increase the voltage of the power output from the inverter unit 30 to supply to the ozone cell 50 to generate ozone.

이때, 상기 공진제어부(20)의 제어유닛(21)은 상기 변압기(40) 유닛의 2차코일과 별도로 유도코일(23)이 구비되어, 유도코일(23)에서 출력되는 전압을 감시하므로써, 변압기(40)에 출력되는 2차 전원의 전압과 주파수를 측정하고, 측정된 전압과 주파수를 피드백하여, 상기 트랜지스터(22)를 제어한다.
At this time, the control unit 21 of the resonance control unit 20 is provided with an induction coil 23 separate from the secondary coil of the transformer 40 unit, by monitoring the voltage output from the induction coil 23, The transistor 22 is controlled by measuring the voltage and frequency of the secondary power supply output to 40 and feeding back the measured voltage and frequency.

이와 같이 구성된 본 발명에 따른 오존발생기용 전원공급장치는 삼상 교류전원을 직류전원으로 변환한 후, 변압기(40)의 출력전압과 주파수를 피드백하는 공진제어부(20)를 이용하여 전원을 초퍼제어하여 주파수 및 전압을 제어한다. 따라서, 부하가 달라짐에 따라 공진주파수를 유지하지 못하게 되는 것을 방지할 수 있는 장점이 있다. 또한, 공급전원이 변화되더라도 항상 설정된 공진주파수를 유지할 수 있으므로, 장비의 범용성을 증가시킬 수 있는 장점이 있다.The ozone generator power supply according to the present invention configured as described above converts three-phase AC power into DC power, and then chopper-controls the power using the resonance control unit 20 that feeds back the output voltage and frequency of the transformer 40. Control the frequency and voltage. Therefore, there is an advantage that can be prevented from maintaining the resonant frequency as the load is changed. In addition, since the set resonance frequency can always be maintained even when the power supply is changed, there is an advantage that can increase the versatility of the equipment.

또한, 직류전원을 초퍼제어한 후 교류전원으로 변환하여 변압기(40)를 이용하여 승압시키므로, 구조가 매우 단순하여 작동신뢰성이 높은 장점이 있다.
In addition, since the chopper control of the DC power supply is converted to AC power and boosted by using the transformer 40, the structure is very simple and has an advantage of high operation reliability.

10. 정류부 20. 공진제어부
30. 인버터유닛 40. 변압기
50. 오존셀10. Rectifier 20. Resonance controller
30. Inverter unit 40. Transformer
50. Ozone Cell

Claims (1)

교류전원을 직류로 정류하는 정류부(10)와, 상기 정류부(10)에서 출력되는 직류전원을 제어하여 공진을 발생시키는 공진제어부(20)와, 상기 공진제어부(20)에서 출력된 전원을 교류전원으로 변환하는 인버터유닛(30)과, 상기 인버터유닛(30)에서 출력된 교류전원을 승압시켜 승압된 전원을 오존셀(50)로 인가하는 변압기(40)를 포함하며,
상기 공진제어부(20)는 상기 변압기(40)의 출력단에 연결되어 출력전기의 전압 및 주파수를 피드백하는 제어유닛(21)과, 상기 정류부(10)와 상기 인버터유닛(30)의 사이에 구비되어 상기 제어유닛(21)의 제어신호에 따라 상기 정류부(10)에서 출력된 전원을 인가 또는 차단하는 트랜지스터(22)를 포함하여, 상기 정류부(10)에서 상기 인버터유닛(30)으로 인가되는 전원을 초퍼제어하며,
상기 공진제어부(20)의 상기 제어유닛(21)은 상기 변압기(40)의 2차코일과 별도로 유도코일(23)이 구비되고, 상기 유도코일(23)에서 출력되는 전압을 감시하여 상기 변압기(40)에서 출력되는 2차 전원의 전압과 주파수를 측정하고, 상기 측정된 전압과 주파수를 피드백하여, 상기 트랜지스터(22)를 제어하는 것을 특징으로 하는 오존발생기용 전원공급장치.A rectifier 10 for rectifying AC power to DC, a resonance controller 20 for generating resonance by controlling the DC power output from the rectifier 10, and a power output from the resonance controller 20. Inverter unit 30 for converting to the power supply, and the transformer 40 for applying the boosted power to the ozone cell 50 by boosting the AC power output from the inverter unit 30,
The resonance control unit 20 is connected between the output unit of the transformer 40 and the control unit 21 for feeding back the voltage and frequency of the output electricity, and is provided between the rectifying unit 10 and the inverter unit 30 Including the transistor 22 for applying or blocking the power output from the rectifier 10 in accordance with the control signal of the control unit 21, the power applied to the inverter unit 30 from the rectifier 10 Chopper control,
The control unit 21 of the resonance control unit 20 is provided with an induction coil 23 separate from the secondary coil of the transformer 40, and monitors the voltage output from the induction coil 23 to the transformer ( And measuring the voltage and frequency of the secondary power output from 40), and feeding back the measured voltage and frequency to control the transistor (22).
KR1020100108286A 2010-11-02 2010-11-02 power supply apparatus for ozone generator KR101207466B1 (en)

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KR101704189B1 (en) 2015-04-28 2017-02-09 순천향대학교 산학협력단 Ozone Generation Power Supply
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KR100891506B1 (en) * 2009-01-30 2009-04-06 (주)인텍에프에이 Power converter for ozone generator and method for controlling the same

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