CN115085532B - 一种高功率因数低压电机直流风扇灯驱动器 - Google Patents

一种高功率因数低压电机直流风扇灯驱动器 Download PDF

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CN115085532B
CN115085532B CN202210843712.4A CN202210843712A CN115085532B CN 115085532 B CN115085532 B CN 115085532B CN 202210843712 A CN202210843712 A CN 202210843712A CN 115085532 B CN115085532 B CN 115085532B
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motor
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CN115085532A (zh
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李少科
李航程
范勇
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Shenzhen Lifud Technology 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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D25/00—Pumping installations or systems
    • F04D25/02—Units comprising pumps and their driving means
    • F04D25/08—Units comprising pumps and their driving means the working fluid being air, e.g. for ventilation
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D27/00—Control, e.g. regulation, of pumps, pumping installations or pumping systems specially adapted for elastic fluids
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D27/00—Control, e.g. regulation, of pumps, pumping installations or pumping systems specially adapted for elastic fluids
    • F04D27/001—Testing thereof; Determination or simulation of flow characteristics; Stall or surge detection, e.g. condition monitoring
    • 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
    • H02M1/14—Arrangements for reducing ripples from dc input or output
    • 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
    • H02M1/14—Arrangements for reducing ripples from dc input or output
    • H02M1/15—Arrangements for reducing ripples from dc input or output using active elements
    • 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
    • H02M1/4258—Arrangements for improving power factor of AC input using a single converter stage both for correction of AC input power factor and generation of a regulated and galvanically isolated DC output voltage
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
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    • H02M1/44—Circuits or arrangements for compensating for electromagnetic interference in converters or inverters
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
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    • H02M3/00—Conversion of dc power input into dc power output
    • 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
    • H02M3/02—Conversion of dc power input into dc power output without intermediate conversion into ac
    • H02M3/04—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters
    • H02M3/10—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
    • H02M3/145—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal
    • H02M3/155—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only
    • H02M3/156—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only with automatic control of output voltage or current, e.g. switching regulators
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    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
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    • 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
    • H02M3/33561—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 more than one ouput with independent control
    • 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
    • H02M7/02—Conversion of ac power input into dc power output without possibility of reversal
    • H02M7/04—Conversion of ac power input into dc power output without possibility of reversal by static converters
    • 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
    • H02M7/02—Conversion of ac power input into dc power output without possibility of reversal
    • H02M7/04—Conversion of ac power input into dc power output without possibility of reversal by static converters
    • H02M7/12—Conversion of ac power input into dc power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
    • H02M7/21—Conversion of ac power input into dc power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal
    • H02M7/217—Conversion of ac power input into dc power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only
    • 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
    • H02M7/02—Conversion of ac power input into dc power output without possibility of reversal
    • H02M7/04—Conversion of ac power input into dc power output without possibility of reversal by static converters
    • H02M7/12—Conversion of ac power input into dc power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
    • H02M7/21—Conversion of ac power input into dc power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal
    • H02M7/217—Conversion of ac power input into dc power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only
    • H02M7/2176—Conversion of ac power input into dc power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only comprising a passive stage to generate a rectified sinusoidal voltage and a controlled switching element in series between such stage and the output
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
    • H02P25/00—Arrangements or methods for the control of AC motors characterised by the kind of AC motor or by structural details
    • H02P25/16—Arrangements or methods for the control of AC motors characterised by the kind of AC motor or by structural details characterised by the circuit arrangement or by the kind of wiring
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    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
    • H05B45/30—Driver circuits
    • H05B45/345—Current stabilisation; Maintaining constant current
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    • H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
    • H05B45/30—Driver circuits
    • H05B45/355—Power factor correction [PFC]; Reactive power compensation
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    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
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    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
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    • H05B45/30—Driver circuits
    • H05B45/37—Converter circuits
    • H05B45/3725—Switched mode power supply [SMPS]
    • H05B45/375—Switched mode power supply [SMPS] using buck topology
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    • 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
    • H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
    • H05B45/30—Driver circuits
    • H05B45/37—Converter circuits
    • H05B45/3725—Switched mode power supply [SMPS]
    • H05B45/382—Switched mode power supply [SMPS] with galvanic isolation between input and output
    • 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
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    • Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Control Of Ac Motors In General (AREA)

Abstract

本发明提出了一种高功率因数低压电机直流风扇灯驱动器；所述高功率因数低压电机直流风扇灯驱动器包括高功率因数低压供电电源、电机控制电路和接口电路组；所述高功率因数低压供电电源，用于输出两路恒压信号，所述两路恒压信号分别为风扇灯的灯体和风扇灯的低压电机提供电源信号；所述电机控制电路，用于驱动所述风扇灯的低压电机；所述接口电路组，用于所述高功率因数低压供电电源的输出的两路恒压信号与所述灯体和低压电机之前建立电连接过程中进行接口对接。

Description

一种高功率因数低压电机直流风扇灯驱动器
技术领域
本发明提出了一种高功率因数低压电机直流风扇灯驱动器，属于电机驱动电路技术领域。
背景技术
吊扇灯是灯具加风扇的结合体，常常出品至国外，然而，国外市场认证过程中常常按灯具标准测试，而灯具测试过程中有谐波指标要求，而没有设置风扇的谐波指标；在认证过程中，常会将风扇的谐波情况掺杂如灯具的谐波指标中，这种情况下，风扇谐波指标较低的情况下，常导致现有出品至国外的吊扇灯整体的谐波不达标，吊扇灯整体做认证时经常出现认证不达标的情况。
发明内容
本发明提供了一种高功率因数低压电机直流风扇灯驱动器，用以解决风扇的谐波干扰较大的问题，所采取的技术方案如下：
一种高功率因数低压电机直流风扇灯驱动器，所述高功率因数低压电机直流风扇灯驱动器包括高功率因数低压供电电源、电机控制电路和接口电路组；
所述高功率因数低压供电电源，用于输出两路恒压信号，所述两路恒压信号分别为风扇灯的灯体和风扇灯的低压电机提供电源信号；
所述电机控制电路，用于驱动所述风扇灯的低压电机；
所述接口电路组，用于所述高功率因数低压供电电源的输出的两路恒压信号与所述灯体和低压电机之前建立电连接过程中进行接口对接。
进一步地，所述供电电源包括高功率因数开关电源、直流降压电路和恒流输出控制电路；所述高功率因数开关电源的电源信号输出端分别与所述直流降压电路和恒流输出控制电路的电信号输入端相连；所述直流降压电路和恒流输出控制电路的电信号输出端即为所述两路恒压信号的输出端。
进一步地，所述高功率因数开关电源包括AC输入端子、干扰抑制电路、整流电路、芯片快启电路和以开关电源芯片为核心的开关电源电路；所述AC输入端子与所述干扰抑制电路的信号输出端相连；所述干扰抑制电路的信号输出端与整流电路的信号输入端连接；所述整流电路的信号输出端与所述芯片快启电路的信号输入端相连；所述芯片快启电路的快启信号输出端与所述以开关电源芯片为核心的开关电源电路的快启信号输出端连接。
进一步地，所述干扰抑制电路包括共模电感电路、压敏电阻、电容电阻抑制电路和差模电感电路。
进一步地，所述电机控制电路包括控制电路、检测电路和驱动电路；所述控制电路的驱动控制信号输出端与所述驱动电路的驱动控制信号输入端相连；所述检测电路的检测信号输出端与所述控制电路的检测信号输入端相连；所述检测电路的电流信号输出端与所述驱动电路的电流信号输入端相连。
进一步地，所述检测电路包括A相电流检测电路、B相电流检测电路和总电流检测电路；所述检测电路A相电流检测电路、B相电流检测电路和总电流检测电路的检测信号输出端即为所述检测电路的检测信号输出端；并且，所述A相电流检测电路、B相电流检测电路和总电源检测电路分别与所述低压电机的U相、V相相连，A相电流检测电路、B相电流检测电路结合，检测出电机转子的位置，用于单片机计算处理，输出不同的波形，让电机运转；所述检测电路还包括过流比较电路，所述过流比较电路则检测电机各转子线圈中流过的电流，用于限制电机输出功率和异常电流时切断MOS的输出，保护电路不因过大电流而损坏。
进一步地，所述驱动电路包括第一带预驱的双MOS芯片、第二带预驱的双MOS芯片和第三带预驱的双MOS芯片；所述第一带预驱的双MOS芯片、第二带预驱的双MOS芯片和第三带预驱的双MOS芯片的信号输出端分别与所述低压电机的三相驱动信号端相连。
进一步地，所述接口电路组包括控制小板接口、恒流输出小板接口、恒流输出供电端口、灯输出端子和通信小板接口；所述恒流输出小板接口的分别与高功率因数开关电源、恒流输出控制电路的电信号输出端以及控制电路的PWMA信号输出端和PWMB信号输出端相连；所述恒流输出供电端口的两个信号端口分别与高功率因数开关电源和恒流输出控制电路的电信号输出端相连，同时，所述恒流输出供电端口的信号输出端与所述灯输出端子的信号输入端相连；所述通信小板接口的PWMA信号端和PWMB信号端分别与所述控制电路的PWMA信号输出端和PWMB信号输出端相连；所述通信小板接口的RX信号端和TX信号端分别与控制小板接口RX信号端和TX信号端相连。
进一步地，所述高功率因数低压电机直流风扇灯驱动器还包括母线电压检测电路；所述母线电压检测电路的检测信号输入端与所述电机控制电路的母线电压检测信号输出端相连。
进一步地，所述高功率因数低压电机直流风扇灯驱动器还蜂鸣报警器。
本发明有益效果：
本发明提出的一种高功率因数低压电机直流风扇灯驱动器用一级电源把功率校正与电压转换相结合，实现高功率因数、低谐波的功能，再与LED灯的驱动与电机驱动电路相结合，形成电机与LED电源一体化的高功率因数、低谐波风扇灯驱动器，完全满足国外及国内认证标准。其中，所述LED电源由高功率因数开关电源和恒流输出控制电路结合实现电源信号的生成和输入；电极驱动电路由高功率因数开关电源与直流降压电路结合实现电源信号生成和输入。本发明提出的高功率因数低压电机直流风扇灯驱动器能够将功率因数提高至0.95以上。有效降低和抑制谐波，针对低电压输出情况实现低谐波的电路驱动。
附图说明
图1为本发明所述高功率因数低压电机直流风扇灯驱动器的结构示意图；
图2为本发明所述高功率因数低压供电电源的电路结构图；
图3为本发明所述直流降压电路的电路结构图；
图4为本发明所述恒流输出控制电路的电路结构图；
图5为本发明所述控制电路的电路结构图；
图6为本发明所述检测电路和驱动电路的电路连接结构图；
图7为本发明所述母线电压检测电路的电路结构图；
图8为本发明所述控制小板接口的电路结构图；
图9为本发明所述恒流输出小板接口的电路结构图；
图10为本发明所述恒流输出供电端口的电路结构图；
图11为本发明所述灯输出端子的电路结构图；
图12为本发明所述通信小板接口的电路结构图；
图13为本发明所述蜂鸣报警器的电路结构图。
具体实施方式
以下结合附图对本发明的优选实施例进行说明，应当理解，此处所描述的优选实施例仅用于说明和解释本发明，并不用于限定本发明。
实施例1
本实施例提出了一种高功率因数低压电机直流风扇灯驱动器，如图1所示，所述高功率因数低压电机直流风扇灯驱动器包括高功率因数低压供电电源、电机控制电路和接口电路组；
所述高功率因数低压供电电源，用于输出两路恒压信号，所述两路恒压信号分别为风扇灯的灯体和风扇灯的低压电机提供电源信号；
所述电机控制电路，用于驱动所述风扇灯的低压电机；
所述接口电路组，用于所述高功率因数低压供电电源的输出的两路恒压信号与所述灯体和低压电机之前建立电连接过程中进行接口对接。
其中，高功率因数低压电机直流风扇灯驱动器采用原边反馈的单级控制电路，使用的芯片为IW3627为开关电源核心芯片，实现两路恒压信号输出。其中，一路恒压信号输出为48V，用于供恒流驱动电路使用；另一路恒压信号输出为24V，供电机驱动电路使用。
本实施例提出的一种高功率因数低压电机直流风扇灯驱动器采用一级电源把功率校正与电压转换相结合，实现高功率因数、低谐波的功能，再与LED灯的驱动与电机驱动电路相结合，形成电机与LED电源一体化的高功率因数、低谐波风扇灯驱动器，完全满足国外及国内认证标准。其中，所述LED电源由高功率因数开关电源和恒流输出控制电路结合实现电源信号的生成和输入；电极驱动电路由高功率因数开关电源与直流降压电路结合实现电源信号生成和输入。本发明提出的高功率因数低压电机直流风扇灯驱动器能够将功率因数提高至0.95以上。有效降低和抑制谐波，针对低电压输出情况实现低谐波的电路驱动。
实施例2
本实施例中，所述供电电源包括高功率因数开关电源、直流降压电路和恒流输出控制电路；所述高功率因数开关电源的电源信号输出端分别与所述直流降压电路和恒流输出控制电路的电信号输入端相连；所述直流降压电路和恒流输出控制电路的电信号输出端即为所述两路恒压信号的输出端。
其中，如图2所示，所述高功率因数开关电源包括AC输入端子、干扰抑制电路、整流电路、芯片快启电路和以开关电源芯片为核心的开关电源电路；所述AC输入端子与所述干扰抑制电路的信号输出端相连；所述干扰抑制电路的信号输出端与整流电路的信号输入端连接；所述整流电路的信号输出端与所述芯片快启电路的信号输入端相连；所述芯片快启电路的快启信号输出端与所述以开关电源芯片为核心的开关电源电路的快启信号输出端连接。具体的，所述干扰抑制电路包括共模电感电路、压敏电阻、电容电阻抑制电路和差模电感电路。所述高功率因数开关电源采用原边反馈的单级控制电路，使用的芯片为IW3627为开关电源核心芯片，通过单级功率因数变换电路提高功率因数，并通过IW3627芯片为核心的开关电源电路实现交流电到直流电的变换，将90V-305V交流电转化为24V直流电。进一步的，在整流电路信号输入端和输出端设置有雷击抑制放电电路，其中，所述雷击抑制放电电路包括输入端电路和输出端电路，其电路结构如图2所示，在雷击抑制放电电路设置过程中，所述输出端电路的电容C1通过如下公式获取：
Figure BDA0003751358960000041
其中，R4、R5、R7和R8分别表示图2中雷击抑制放电电路的输出端电路的电阻R4、R5、R7和R8对应的电阻值；UC2表示C2对应的最大电压值；f表示满足开关电源要求的电源启动脉冲频率值。通过上述公式获取的C1值以及C1和C2之间的电容关系值能够有效提高雷击抑制电路的雷击浪涌抗扰性能，进而提高开关电源运行的抗扰性能。
所述高功率因数低压供电电源连接AC信号输入，通过整流桥进行整流快启电路工作，给IW3627芯片进行供电，此时，IW3627芯片开始工作，驱动MOS管；然后，变压器原边绕组通电，反馈绕组工作，取缔快启电路给芯片供电，并且给与IW3627芯片的FB脚参考信号；然后，高功率因数低压供电电源的电流反馈电路向芯片反馈电流信号。此时，Vin脚检测原边Vac信号；IW3627芯片根据电压、电流反馈信号对MOS管进行开关控制，以此实现高功率因数处理。副边通过整流二极管进行整流，电解电容进行稳压，输出对应的恒压信号。
高功率因数开关电源将检测到的IW3627芯片的FB脚电压与内部参考电压进行比较放大得到Kcom值，再将Kcom值与Vin检测的原边绕组电压值Vac相乘得到Kcom*Vac值，然后根据检测的电流I控制输出电流波形，实现输出电流波形对Kcom*Vac值进行跟随，当电压高时电流大，电压低时电流小，达到高功率因数的目的。
如图3所示，所述直流降压电路采用BUCK电路，将24V直流电转换为3.3V交流电。所述直流降压电路采用KP521403A芯片为核心，芯片内部集成BUCK电路，当输入为24V时，输出稳定的3.3V。
如图4所示，所述恒流输出控制电路采用BUCK电路，是一种降压斩波器，通过震荡电路将一直流电压转变为一高频电源，然后通过脉冲变压器、整流滤波回路输出需要的直流电压。本实施例中，所述恒流输出控制电路采用MP24894芯片进行恒流控制。所述MP24894芯片检测输出电流，通过内部算法控制MOS管的开关时序，实现输出恒流的效果。
本实施例通过一级电源把功率校正与电压转换相结合，实现高功率因数、低谐波的功能，再与LED灯的驱动与电机驱动电路相结合，形成电机与LED电源一体化的高功率因数、低谐波风扇灯驱动器，完全满足国外及国内认证标准。
实施例3
本实施例中，如图5至图6所示，所述电机控制电路包括控制电路、检测电路和驱动电路；所述控制电路的驱动控制信号输出端与所述驱动电路的驱动控制信号输入端相连；所述检测电路的检测信号输出端与所述控制电路的检测信号输入端相连；所述检测电路的电流信号输出端与所述驱动电路的电流信号输入端相连。所述电机控制电路采用BP32MC057EM6S8作为控制芯片，具体电路结构如图5所示。
同时，所述检测电路包括A相电流检测电路、B相电流检测电路和总电流检测电路；所述检测电路A相电流检测电路、B相电流检测电路和总电流检测电路的检测信号输出端即为所述检测电路的检测信号输出端；并且，所述A相电流检测电路、B相电流检测电路和总电流检测电路分别与所述低压电机的U相电流和V相电流电流端相连。总电流检测电路分别与所述低压电机的U相、V相相连，A相电流检测电路、B相电流检测电路结合，检测出电机转子的位置，用于单片机计算处理，输出不同的波形，让电机运转；所述检测电路还包括过流比较电路，所述过流比较电路则检测电机各转子线圈中流过的电流，用于限制电机输出功率和异常电流时切断MOS的输出，保护电路不因过大电流而损坏。具体的，所述驱动电路包括第一带预驱的双MOS芯片、第二带预驱的双MOS芯片和第三带预驱的双MOS芯片；所述第一带预驱的双MOS芯片、第二带预驱的双MOS芯片和第三带预驱的双MOS芯片的信号输出端分别与所述低压电机的三相驱动信号端相连，具体电路结构如图6所示。
同时，所述电机控制电路还包括母线电压检测电路，所述母线电压检测电路的检测信号输入端与所述电机控制电路的母线电压检测信号输出端相连；所述母线电压检测电路用于对母线电压进行实时检测，具体电路结构如图7所示。
本实施例中，控制芯片BP32MC057EM6S8检测母线电压，计算后控制MOS给予启动信号，检测两相的反馈信号，根据反馈信号代入FOC算法，算法计算出电机的运行状态，输出控制信号控制MOS管开关。通过这种电路结构能够有效提高低压电机运行的电路检测准确性和低压电机的运行驱动控制稳定性和精确性。进而有效提高风扇灯运行的控制稳定性。
实施例4
本实施例，如图8至图12所示，所述接口电路组包括控制小板接口、恒流输出小板接口、恒流输出供电端口、灯输出端子和通信小板接口；所述恒流输出小板接口的分别与高功率因数开关电源、恒流输出控制电路的电信号输出端以及控制电路的PWMA信号输出端和PWMB信号输出端相连；所述恒流输出供电端口的两个信号端口分别与高功率因数开关电源和恒流输出控制电路的电信号输出端相连，同时，所述恒流输出供电端口的信号输出端与所述灯输出端子的信号输入端相连；所述通信小板接口的PWMA信号端和PWMB信号端分别与所述控制电路的PWMA信号输出端和PWMB信号输出端相连；所述通信小板接口的RX信号端和TX信号端分别与控制小板接口RX信号端和TX信号端相连。进一步地，如图13所示，所述高功率因数低压电机直流风扇灯驱动器还蜂鸣报警器。
通过本实施例提出的电路结构图，能够实现恒流信号输出端与负载端之间的接口连接，进而有效提高各接口连接的有效性，其中，所述负载端包括风扇灯的灯体和低压电机。通过上述的各接口模块的电路结构，能够在最大限度降低电路复杂性的同时实现各负载与驱动端和供电端之间的接口连接，在保证负载与驱动端和供电端之间的接口连接稳定性的基础上最大限度降低电路结构所占空间，实现电路结构的最简化。
显然，本领域的技术人员可以对本发明进行各种改动和变型而不脱离本发明的精神和范围。这样，倘若本发明的这些修改和变型属于本发明权利要求及其等同技术的范围之内，则本发明也意图包含这些改动和变型在内。

Claims (8)

1.一种高功率因数低压电机直流风扇灯驱动器，其特征在于，所述高功率因数低压电机直流风扇灯驱动器包括高功率因数低压供电电源、电机控制电路和接口电路组；
所述高功率因数低压供电电源，用于输出两路恒压信号，所述两路恒压信号分别为风扇灯的灯体和风扇灯的低压电机提供电源信号；
所述电机控制电路，用于驱动所述风扇灯的低压电机；
所述接口电路组，用于所述高功率因数低压供电电源的输出的两路恒压信号与所述灯体和低压电机之前建立电连接过程中进行接口对接；
所述供电电源包括高功率因数开关电源、直流降压电路和恒流输出控制电路；所述高功率因数开关电源的电源信号输出端分别与所述直流降压电路和恒流输出控制电路的电信号输入端相连；所述直流降压电路和恒流输出控制电路的电信号输出端即为所述两路恒压信号的输出端；
所述高功率因数开关电源包括AC输入端子、干扰抑制电路、整流电路、芯片快启电路和以开关电源芯片为核心的开关电源电路；所述AC输入端子与所述干扰抑制电路的信号输出端相连；所述干扰抑制电路的信号输出端与整流电路的信号输入端连接；所述整流电路的信号输出端与所述芯片快启电路的信号输入端相连；所述芯片快启电路的快启信号输出端与所述以开关电源芯片为核心的开关电源电路的快启信号输出端连接；
在整流电路信号输入端和输出端设置有雷击抑制放电电路，其中，所述雷击抑制放电电路包括输入端电路和输出端电路，在雷击抑制放电电路设置过程中，所述输出端电路的电容C1通过如下公式获取：
Figure FDA0004183604650000011
其中，R4、R5、R7和R8分别表示雷击抑制放电电路的输出端电路的电阻R4、R5、R7和R8对应的电阻值；UC2表示C2对应的最大电压值；f表示满足开关电源要求的电源启动脉冲频率值；
所述高功率因数低压供电电源连接AC信号输入，通过整流桥进行整流快启电路工作，给IW3627芯片进行供电，此时，IW3627芯片开始工作，驱动MOS管；然后，变压器原边绕组通电，反馈绕组工作，取缔快启电路给芯片供电，并且给与IW3627芯片的FB脚参考信号；然后，高功率因数低压供电电源的电流反馈电路向芯片反馈电流信号；此时，Vin脚检测原边Vac信号；IW3627芯片根据电压、电流反馈信号对MOS管进行开关控制，实现高功率因数处理；副边通过整流二极管进行整流，电解电容进行稳压，输出对应的恒压信号。
2.根据权利要求1所述高功率因数低压电机直流风扇灯驱动器，其特征在于，所述干扰抑制电路包括共模电感电路、压敏电阻、电容电阻抑制电路和差模电感电路。
3.根据权利要求1所述高功率因数低压电机直流风扇灯驱动器，其特征在于，所述电机控制电路包括控制电路、检测电路和驱动电路；所述控制电路的驱动控制信号输出端与所述驱动电路的驱动控制信号输入端相连；所述检测电路的检测信号输出端与所述控制电路的检测信号输入端相连；所述检测电路的电流信号输出端与所述驱动电路的电流信号输入端相连。
4.根据权利要求3所述高功率因数低压电机直流风扇灯驱动器，其特征在于，所述检测电路包括A相电流检测电路、B相电流检测电路和总电流检测电路；所述检测电路A相电流检测电路、B相电流检测电路和总电流检测电路的检测信号输出端即为所述检测电路的检测信号输出端；并且，所述A相电流检测电路、B相电流检测电路和总电流检测电路分别与所述低压电机的U相电流和V相电流端相连。
5.根据权利要求3所述高功率因数低压电机直流风扇灯驱动器，其特征在于，所述驱动电路包括第一带预驱的双MOS芯片、第二带预驱的双MOS芯片和第三带预驱的双MOS芯片；所述第一带预驱的双MOS芯片、第二带预驱的双MOS芯片和第三带预驱的双MOS芯片的信号输出端分别与所述低压电机的三相驱动信号端相连。
6.根据权利要求1所述高功率因数低压电机直流风扇灯驱动器，其特征在于，所述接口电路组包括控制小板接口、恒流输出小板接口、恒流输出供电端口、灯输出端子和通信小板接口；所述恒流输出小板接口的分别与高功率因数开关电源、恒流输出控制电路的电信号输出端以及控制电路的PWMA信号输出端和PWMB信号输出端相连；所述恒流输出供电端口的两个信号端口分别与高功率因数开关电源和恒流输出控制电路的电信号输出端相连，同时，所述恒流输出供电端口的信号输出端与所述灯输出端子的信号输入端相连；所述通信小板接口的PWMA信号端和PWMB信号端分别与所述控制电路的PWMA信号输出端和PWMB信号输出端相连；所述通信小板接口的RX信号端和TX信号端分别与控制小板接口RX信号端和TX信号端相连。
7.根据权利要求1所述高功率因数低压电机直流风扇灯驱动器，其特征在于，所述高功率因数低压电机直流风扇灯驱动器还包括母线电压检测电路；所述母线电压检测电路的检测信号输入端与所述电机控制电路的母线电压检测信号输出端相连。
8.根据权利要求1所述高功率因数低压电机直流风扇灯驱动器，其特征在于，所述高功率因数低压电机直流风扇灯驱动器还蜂鸣报警器。
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