CN101227140B - 用于低温等离子过氧化氢消毒杀菌设备的等离子电源 - Google Patents

用于低温等离子过氧化氢消毒杀菌设备的等离子电源 Download PDF

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CN101227140B
CN101227140B CN200710036492XA CN200710036492A CN101227140B CN 101227140 B CN101227140 B CN 101227140B CN 200710036492X A CN200710036492X A CN 200710036492XA CN 200710036492 A CN200710036492 A CN 200710036492A CN 101227140 B CN101227140 B CN 101227140B
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circuit
power supply
output
unit
signal detecting
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CN101227140A (zh
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郭其一
吴定梁
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HANGZHOU LANGSU MEDICAL DISINFECTANT CO Ltd
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    • 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
    • H02M1/00—Details of apparatus for conversion
    • H02M1/42—Circuits or arrangements for compensating for or adjusting power factor in converters or inverters
    • H02M1/4208—Arrangements for improving power factor of AC input
    • H02M1/4225—Arrangements for improving power factor of AC input using a non-isolated boost converter
    • 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
    • H02M3/00—Conversion of dc power input into dc power output
    • H02M3/22—Conversion of dc power input into dc power output with intermediate conversion into ac
    • H02M3/24—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters
    • H02M3/28—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac
    • H02M3/325—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac using devices of a triode or a transistor type requiring continuous application of a control signal
    • H02M3/335—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac using devices of a triode or a transistor type requiring continuous application of a control signal using semiconductor devices only
    • H02M3/33569—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac using devices of a triode or a transistor type requiring continuous application of a control signal using semiconductor devices only having several active switching elements
    • H02M3/33573—Full-bridge at primary side of an isolation transformer
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05H—PLASMA TECHNIQUE; PRODUCTION OF ACCELERATED ELECTRICALLY-CHARGED PARTICLES OR OF NEUTRONS; PRODUCTION OR ACCELERATION OF NEUTRAL MOLECULAR OR ATOMIC BEAMS
    • H05H1/00—Generating plasma; Handling plasma
    • H05H1/24—Generating plasma
    • H05H1/26—Plasma torches
    • H05H1/32—Plasma torches using an arc
    • H05H1/34—Details, e.g. electrodes, nozzles
    • H05H1/36—Circuit arrangements
    • 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

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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Plasma & Fusion (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Inverter Devices (AREA)
  • Plasma Technology (AREA)
  • Apparatus For Disinfection Or Sterilisation (AREA)

Abstract

一种用于低温等离子过氧化氢消毒杀菌设备的等离子电源，涉及电源技术领域，用于解决电源制造复杂、造价高、辐射高、能效低的技术问题。该电源包括：基于PFC电路的整流电路；EMC滤波电路；H桥逆变电路，包括直流输入单元、PWM调制技术的H逆变单元和触发驱动电路单元；输出及取样电路，连接H桥逆变电路，包括输出信号检测单元、变压器耦合输出单元、反射信号检测单元和采样处理电路单元。本发明具有结构简单，造价较低，电磁辐射低，电能利用率高的特点。

Description

用于低温等离子过氧化氢消毒杀菌设备的等离子电源
技术领域
本发明涉及消毒设备的电源技术，特别是涉及一种用于低温等离子过氧化氢消毒杀菌设备的电源技术。
背景技术
目前用于低温等离子过氧化氢消毒杀菌设备的电源一般都是13.56MHz的高频等离子电源，这类电源结构复杂，造价昂贵，电能利用效率低，而且易产生对人体有害的高频电磁辐射，电磁干扰抑制困难，不利于消毒杀菌设备的使用。
发明内容
针对上述现有技术中存在的缺陷，本发明所要解决的技术问题是提供一种结构简单，造价较低，高频电磁辐射低，电能的利用效率高的用于低温等离子过氧化氢消毒杀菌设备的等离子电源。
为了解决上述技术问题，本发明所提供的一种用于低温等离子过氧化氢消毒杀菌设备的等离子电源，包括：
一基于PFC电路的整流电路，连接市电输入端；
一EMC滤波电路，连接整流电路；
其特征在于，还包括
一H桥逆变电路，连接PFC电路，用于逆变，包括直流输入单元、基于PWM(Pulse Width Modulation脉冲宽度调制)调制技术的可控输出的H逆变单元和连接所述H逆变单元的触发驱动电路单元；
一输出及取样电路，连接H桥逆变电路，用于输出及取样，包括输出信号检测单元、变压器耦合输出单元、反射信号检测单元和采样处理电路单元；
其中，采样处理电路单元分别连接输出信号检测单元、变压器耦合输出单元、反射信号检测单元；
一计算机检测控制电路，用于对整个电源的检测控制，分别连接H桥逆变电路的触发驱动电路单元和输出及取样电路的采样处理电路单元。
进一步地，所述输出信号检测单元包括输出电流测量环节和发射输出功率测量环节。
进一步地，所述反射信号检测单元包括反射功率测量环节。
进一步地，所述电源的输出频率可以在5KHz-100KHz之间。
进一步地，所述电源的输出频率可为50KHz。
利用本发明提供的用于低温等离子过氧化氢消毒杀菌设备的等离子电源，由于采用PFC(功率因数控制)电路，提高了电能的利用效率、对工作环境输入电源电压要求不高；由于采用通用的PWM调制技术的H桥逆变电路，结构简单，造价较低；由于电源的输出频率在5KHz-100KHz之间，降低高频电磁辐射；所以本发明具有结构简单，造价较低，高频电磁辐射低，电能的利用效率高，工作环境接入电源电压要求低的的特点。
附图简述
图1是本发明实施例消毒杀菌设备的等离子电源的结构示意框图；
图2是本发明实施例的等离子电源中整流、滤波、PFC电路的电路图；
图3是本发明实施例等离子电源中逆变、输出及取样电路的电路图。
具体实施方式
以下结合附图说明对本发明的实施例作进一步详细描述，但本实施例并不用于限制本发明，凡是采用本发明的相似结构及其相似变化，均应列入本发明的保护范围。
参见图1、图2和图3所示，本发明实施例所提供的一种用于低温等离子过氧化氢消毒杀菌设备的等离子电源，包括：
一基于PFC(Power Factor Correction功率因数校正)电路的整流电路1，连接市电输入端，该PFC电路中包括控制电路单元；
一EMC(Electromagnetic Compatibility电磁兼容性)滤波电路2，连接整流电路；
一H桥逆变电路3，连接PFC电路，用于逆变，包括直流输入单元4、基于PWM调制技术的可控输出的H逆变单元5和连接所述H逆变单元的(Q3、Q4、Q5、Q6场效应管的)触发驱动电路单元；
一输出及取样电路，连接H桥逆变电路，用于输出及取样，包括输出信号检测单元6、变压器耦合输出单元7、反射信号检测单元8和采样处理电路单元；其中，采样处理电路单元分别连接输出信号检测单元6、变压器耦合输出单元7、反射信号检测单元8；输出信号检测单元6包括输出电流测量环节和发射输出功率测量环节；反射信号检测单元8包括反射功率测量环节
一计算机检测控制电路，用于对整个电源的检测控制，分别连接H桥逆变电路的触发驱动电路单元和输出及取样电路的采样处理电路单元；
消毒杀菌设备电源的输出频率可以为50KHz。在本发明实施例中，消毒杀菌设备电源的输出频率可以在5KHz-100KHz之间。
图2中的XP3、XP4分别与图3中的XP5、XP6连接。
本发明实施例各单元以及触发驱动电路、采样处理电路(含信号调整与驱动、数模转换和模数转换电路)、微机检测控制电路、电磁干扰抑制电路与抗电磁干扰保护电路等为现有技术中的常规电路，省略其工作原理的叙述。
微机检测控制装置的检测采样对象(控制输出依据)为低温等离子过氧化氢消毒杀菌设备用户按键输入、设备运行所处的状态、以及该电源的发射输出功率、反射功率等；微机检测控制装置对该电源的控制输出包括电源的启停控制和保护控制以及负载阻抗调整控制等。

Claims (4)

1.一种用于低温等离子过氧化氢消毒杀菌设备的等离子电源，包括：
一基于PFC电路的整流电路，连接市电输入端；
一EMC滤波电路，连接整流电路；
其特征在于，还包括
一H桥逆变电路，连接PFC电路，用于逆变，包括直流输入单元、基于PWM调制技术的可控输出的H逆变单元和连接所述H逆变单元的触发驱动电路单元；
一输出及取样电路，连接H桥逆变电路，用于输出及取样，包括输出信号检测单元、变压器耦合输出单元、反射信号检测单元和采样处理电路单元；
其中，采样处理电路单元分别连接输出信号检测单元、变压器耦合输出单元、反射信号检测单元；输出信号检测单元包括输出电流测量环节和发射输出功率测量环节；反射信号检测单元包括反射功率测量环节；
一计算机检测控制电路，用于对整个电源的检测控制，分别连接H桥逆变电路的触发驱动电路单元和输出及取样电路的采样处理电路单元；
所述电源的输出频率在5KHz-100KHz之间。
2.根据权利要求1所述的用于低温等离子过氧化氢消毒杀菌设备的等离子电源，其特征在于，所述输出信号检测单元包括输出电流测量环节和发射输出功率测量环节。
3.根据权利要求1所述的用于低温等离子过氧化氢消毒杀菌设备的等离子电源，其特征在于，所述反射信号检测单元包括反射功率测量环节。
4.根据权利要求1所述的用于低温等离子过氧化氢消毒杀菌设备的等离子电源，其特征在于，所述电源的输出频率是50KHz。
CN200710036492XA 2007-01-16 2007-01-16 用于低温等离子过氧化氢消毒杀菌设备的等离子电源 Expired - Fee Related CN101227140B (zh)

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PCT/CN2007/002810 WO2008086676A1 (fr) 2007-01-16 2007-09-24 Alimentation en puissance pour plasma destinée à un appareil de désinfection et de stérilisation au plasma de peroxyde d'hydrogène basse température

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CN101924489B (zh) * 2009-12-31 2013-07-31 周云正 非热等离子体脉冲电源
CN108449857A (zh) * 2018-01-30 2018-08-24 安徽省金屹电源科技有限公司 一种用于真空等离子体发生器的交流辉光电源

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CN1243013A (zh) * 1998-07-23 2000-02-02 中国科学技术大学 一种高频低温等离子体消毒灭菌方法和设备
CN1352519A (zh) * 2001-11-13 2002-06-05 赵申苓 一种单片机控制的荧光灯电子镇流系统
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