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CN202634345U - An ECM motor controller adaptable to different frequencies and different power supply voltages - Google Patents

An ECM motor controller adaptable to different frequencies and different power supply voltages Download PDF

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Publication number
CN202634345U
CN202634345U CN2012202007158U CN201220200715U CN202634345U CN 202634345 U CN202634345 U CN 202634345U CN 2012202007158 U CN2012202007158 U CN 2012202007158U CN 201220200715 U CN201220200715 U CN 201220200715U CN 202634345 U CN202634345 U CN 202634345U
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Prior art keywords
power supply
circuit
microprocessor
voltage
motor
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CN2012202007158U
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Chinese (zh)
Inventor
封剑龙
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Zhongshan Broad Ocean Motor Co Ltd
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Zhongshan Broad Ocean Motor Co Ltd
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Priority to CN2012202007158U priority Critical patent/CN202634345U/en
Priority to PCT/CN2012/082629 priority patent/WO2013163863A1/en
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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
    • 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
    • H02M7/505—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 using devices of a thyratron or thyristor type requiring extinguishing means
    • H02M7/515—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 using devices of a thyratron or thyristor type requiring extinguishing means using semiconductor devices only
    • H02M7/521—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 using devices of a thyratron or thyristor type requiring extinguishing means using semiconductor devices only in a bridge configuration
    • 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
    • H02P27/00—Arrangements or methods for the control of AC motors characterised by the kind of supply voltage
    • H02P27/04—Arrangements or methods for the control of AC motors characterised by the kind of supply voltage using variable-frequency supply voltage, e.g. inverter or converter supply voltage
    • H02P27/06—Arrangements or methods for the control of AC motors characterised by the kind of supply voltage using variable-frequency supply voltage, e.g. inverter or converter supply voltage using DC to AC converters or inverters
    • 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
    • H02P4/00—Arrangements specially adapted for regulating or controlling the speed or torque of electric motors that can be connected to two or more different electric power supplies
    • 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
    • H02M1/0003—Details of control, feedback or regulation circuits
    • H02M1/0006—Arrangements for supplying an adequate voltage to the control circuit of 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
    • H02M1/00—Details of apparatus for conversion
    • H02M1/0083—Converters characterised by their input or output configuration
    • H02M1/0085—Partially controlled bridges

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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Control Of Ac Motors In General (AREA)
  • Inverter Devices (AREA)

Abstract

The utility model discloses an ECM motor controller which can adapt to different frequencies and different power supply voltages, comprising a motor microprocessor, an inverter, a signal measuring and feedback circuit and a power supply part, wherein the power supply part comprises a bus voltage power supply, a bus voltage power supply zero-crossing detection circuit, a power supply microprocessor, a silicon controlled rectifier circuit, a silicon controlled rectifier driving circuit and a bus voltage detection circuit, the input end of the silicon controlled rectifier circuit is connected with the three-phase alternating current input, the output end of the silicon controlled rectifier circuit forms bus voltage, the input end of the zero-crossing detection circuit is connected with the three-phase alternating current input, the output end of the zero-crossing detection circuit is connected with the power supply microprocessor, the bus voltage detection circuit inputs measured bus voltage signals to the power supply microprocessor, the output signals of the power supply microprocessor are transmitted to the silicon controlled rectifier driving circuit, and the silicon controlled rectifier driving circuit controls the silicon controlled rectifier circuit to work. The motor has strong universality, can reduce the motor product models of motor manufacturers, reduces the research and development cost and shortens the research and development period.

Description

一种可适应不同频率不同供电电压的ECM电机控制器An ECM motor controller adaptable to different frequencies and different power supply voltages

技术领域： Technical field:

本实用新型涉及一种可适应不同频率不同供电电压的ECM电机控制器。  The utility model relates to an ECM motor controller which can adapt to different frequencies and different power supply voltages. the

背景技术： Background technique:

一般电子换向电机（即ECM电机或者直流电机)只能工作在所标称的额定电压附近±20﹪范围内工作，电压适应范围小，通用性不强，因为每个国家的电网供电电压范围有110V，220V，460V 570V等多种，频率也有50HZ和60HZ，传统的电机开发时,ECM电机针对每个国家单独开发一种控制器，因此，产品通用性差，电机厂家的电机产品型号较多，而且每个产品都需要重新认证，间接增加了产品的研发成本，同时使研发周期拖长，灵活性不高。  Generally, electronically commutated motors (that is, ECM motors or DC motors) can only work within ±20% of the nominal rated voltage, and the voltage adaptability range is small, and the versatility is not strong, because the power supply voltage range of each country There are 110V, 220V, 460V, 570V, etc., and the frequency is also 50HZ and 60HZ. When developing traditional motors, ECM motors develop a controller for each country separately. Therefore, the product versatility is poor, and motor manufacturers have many motor product models , and each product needs to be re-certified, which indirectly increases the R&D cost of the product, and at the same time prolongs the R&D cycle with low flexibility. the

发明内容： Invention content:

本实用新型的目的是提供一种一种可适应不同频率不同供电电压的ECM电机控制器，它通用性强，可减小电机厂家的电机产品型号，降低研发成本和缩短研发周期。  The purpose of this utility model is to provide an ECM motor controller that can adapt to different frequencies and different power supply voltages. It has strong versatility, can reduce the motor product model of the motor manufacturer, reduces the research and development cost and shortens the research and development cycle. the

本实用新型是通过以下的技术方案实现的：  The utility model is achieved through the following technical solutions:

一种可适应不同频率不同供电电压的ECM电机控制器，包括电机微处理器、逆变器、信号测量与反馈电路和电源部分，电源部分为各部分电路供电，信号测量与反馈电路将电机运行的信息数据送到电机微处理器，电机微处理器输出控制信号到逆变器，逆变器的输出端连接电机绕组，其特征在于：电源部分包括母线电压供电电源，母线电压供电电源过零检测电路、电源微处理器、可控硅整流电路、可控硅驱动电路和母线电压检测电路，可控硅整流电路的输入端与三相交流输入连接，可控硅整流电路的输出端形成母线电压,过零检测电路 的输入端连接三相交流输入，过零检测电路的输出端连接电源微处理器，母线电压检测电路将测量的母线电压信号输入到电源微处理器，电源微处理器的输出信号到可控硅驱动电路，可控硅驱动电路控制可控硅整流电路工作。  An ECM motor controller that can adapt to different frequencies and different power supply voltages, including a motor microprocessor, an inverter, a signal measurement and feedback circuit, and a power supply part. The power supply part supplies power to each part of the circuit, and the signal measurement and feedback circuit runs the motor The information data of the motor is sent to the microprocessor of the motor, and the microprocessor of the motor outputs the control signal to the inverter, and the output terminal of the inverter is connected to the winding of the motor. Detection circuit, power supply microprocessor, thyristor rectifier circuit, thyristor drive circuit and bus voltage detection circuit, the input end of the thyristor rectifier circuit is connected to the three-phase AC input, and the output end of the thyristor rectifier circuit forms a bus bar Voltage, the input end of the zero-crossing detection circuit is connected to the three-phase AC input, the output end of the zero-crossing detection circuit is connected to the power microprocessor, the bus voltage detection circuit inputs the measured bus voltage signal to the power microprocessor, and the power microprocessor The output signal is sent to the thyristor drive circuit, and the thyristor drive circuit controls the operation of the thyristor rectifier circuit. the

上述所述的三相交流输入的电压范围是230V-600V，频率是50HZ或者60HZ。  The voltage range of the above-mentioned three-phase AC input is 230V-600V, and the frequency is 50HZ or 60HZ. the

上述所述的电源部分还包括低压供电电源，低压供电电源包括DC-DC斩波降压电路和稳压器，DC-DC斩波降压电路的输入端由母线电压供电，DC-DC斩波降压电路的输出端形成第一级低压输出,稳压器的输入端连接第一级低压输出，稳压器的输出端形成第二级低压输出。  The above-mentioned power supply part also includes a low-voltage power supply. The low-voltage power supply includes a DC-DC chopper step-down circuit and a voltage stabilizer. The input end of the DC-DC chopper step-down circuit is powered by the bus voltage, and the DC-DC chopper The output end of the step-down circuit forms a first-stage low-voltage output, the input end of the voltage regulator is connected to the first-stage low-voltage output, and the output end of the voltage regulator forms a second-stage low-voltage output. the

上述所述的母线电压供电电源集成在第一线路板上，第一线路板外面被封装形成电源模块，电机微处理器、逆变器、信号测量与反馈电路集成在第二线路板上，第二线路板安装在控制盒里面，电源模块与控制盒通过插接接口方式实现第一线路板和第二线路板的连接。  The bus voltage power supply described above is integrated on the first circuit board, the outside of the first circuit board is packaged to form a power module, the motor microprocessor, inverter, signal measurement and feedback circuit are integrated on the second circuit board, and the second circuit board The second circuit board is installed in the control box, and the power module and the control box realize the connection between the first circuit board and the second circuit board through a plug interface. the

上述所述的低压供电电源也集成在第二线路板上。  The above-mentioned low-voltage power supply is also integrated on the second circuit board. the

上述所述的过零检测电路采用光耦检测电路。  The above-mentioned zero-crossing detection circuit adopts an optocoupler detection circuit. the

上述所述的可控硅整流电路采用三个整流二极管和三个可控硅配合。  The thyristor rectifier circuit described above adopts three rectifier diodes and three thyristors to cooperate. the

上述所述的电机微处理器和电源微处理器是同一块微处理器。  The motor microprocessor and the power supply microprocessor described above are the same microprocessor. the

本实用新型与现有技术相比的有益效果是：  The beneficial effects of the utility model compared with the prior art are:

1）本实用新型母线电压供电电源过零检测电路、电源微处理器、可控硅整流电路、可控硅驱动电路和母线电压检测电路，可控硅整流电路的输入端与三相交流输入连接，可控硅整流电路的输出端形成母线电压Vdc,过零检测电路的输入端连接三相交流输入，过零检测电路的输出端连接电源微处理器，母线电压检测电路将测量的母线电压信号输入到电源微处理器，电源微处理器的输出信号到可控硅驱动电路，可控硅驱动电路控制可控硅整流电路工作，它具 有闭环输出电压自动调节功能，电源微处理器可检测三相交流输入的频率，实现50赫兹和60赫兹自适应，三相交流电输入在230V-600V范围内，都能稳定输出，输出的母线电压Vdc仍然稳定在310V左右，通用性强，可减小电机厂家的电机产品型号，降低研发成本和缩短研发周期；  1) The utility model bus voltage power supply zero-crossing detection circuit, power microprocessor, thyristor rectifier circuit, thyristor drive circuit and bus voltage detection circuit, the input end of the thyristor rectifier circuit is connected to the three-phase AC input , the output terminal of the thyristor rectifier circuit forms the bus voltage Vdc, the input terminal of the zero-crossing detection circuit is connected to the three-phase AC input, the output terminal of the zero-crossing detection circuit is connected to the power supply microprocessor, and the bus voltage detection circuit will measure the bus voltage signal Input to the power supply microprocessor, the output signal of the power supply microprocessor is sent to the thyristor drive circuit, the thyristor drive circuit controls the operation of the thyristor rectifier circuit, it has the function of automatic closed-loop output voltage adjustment, and the power supply microprocessor can detect The frequency of the three-phase AC input can be adaptive to 50 Hz and 60 Hz. The three-phase AC input can output stably within the range of 230V-600V. The output bus voltage Vdc is still stable at about 310V, which is highly versatile and can be reduced The motor product model of the motor manufacturer reduces the R&D cost and shortens the R&D cycle;

2）母线电压供电电源集成在第一线路板上，第一线路板外面被封装形成电源模块，电机微处理器、逆变器、信号测量与反馈电路集成在第二线路板上，第二线路板安装在控制盒里面，电源模块与控制盒通过插接接口方式实现第一线路板和第二线路板的连接，低压供电电源也集成在第二线路板上；这样使制造非常方便，电源模块作为一个标准件批量生产，可以减低产品成本，同时将高压供电与低压控制分离，减少干扰，使电机运行更加稳定，使用灵活方便；  2) The bus voltage power supply is integrated on the first circuit board, and the outside of the first circuit board is packaged to form a power module. The motor microprocessor, inverter, signal measurement and feedback circuit are integrated on the second circuit board, and the second circuit board The board is installed in the control box, the power module and the control box realize the connection between the first circuit board and the second circuit board through the plug interface, and the low-voltage power supply is also integrated on the second circuit board; this makes the manufacturing very convenient, and the power module Mass production as a standard part can reduce product cost, and at the same time separate the high-voltage power supply from the low-voltage control, reduce interference, make the motor run more stable, and be flexible and convenient to use;

3）过零检测电路采用光耦检测电路，电路结构简单，具有隔离作用，制造成本低。 3) The zero-crossing detection circuit adopts an optocoupler detection circuit, the circuit structure is simple, it has the function of isolation, and the manufacturing cost is low.

4）可控硅整流电路采用三个整流二极管和三个可控硅配合，驱动简单，损耗小，降低制造成本。  4) The thyristor rectifier circuit adopts three rectifier diodes and three thyristors, which is easy to drive, has small loss, and reduces manufacturing cost. the

5）电机微处理器和电源微处理器是同一块微处理器，可以进一步降低产品成本。  5) The motor microprocessor and the power microprocessor are the same microprocessor, which can further reduce the product cost. the

附图说明： Description of drawings:

图1 是实用新型的电路方框图；  Fig. 1 is the circuit block diagram of utility model;

图2是本实用新型的电机实体图；  Fig. 2 is the motor entity diagram of the present utility model;

图3是图1的一种改进方框图；  Fig. 3 is a kind of improved block diagram of Fig. 1;

图4是本实用新型的过零检测电路的示意图。  FIG. 4 is a schematic diagram of the zero-crossing detection circuit of the present invention. the

具体实施方式： Detailed ways:

下面通过具体实施例并结合附图对本实用新型作进一步详细的描述。  The utility model will be described in further detail below through specific embodiments in conjunction with the accompanying drawings. the

如图1所示，本实用新型的一种可适应不同频率不同供电电压的ECM电机控制器，包括电机微处理器、逆变器、信号测量与反馈电路和电源部分，电源部分为各部分电路供电，信号测量与反馈电路将电机运行的信息数据送到电机 微处理器，电机微处理器输出控制信号到逆变器，逆变器的输出端连接电机绕组，电源部分包括母线电压供电电源，母线电压供电电源过零检测电路、电源微处理器、可控硅整流电路、可控硅驱动电路和母线电压检测电路，可控硅整流电路的输入端与三相交流输入连接，可控硅整流电路的输出端形成母线电压Vdc,过零检测电路的输入端连接三相交流输入，过零检测电路的输出端连接电源微处理器，母线电压检测电路将测量的母线电压信号输入到电源微处理器，电源微处理器的输出信号到可控硅驱动电路，可控硅驱动电路控制可控硅整流电路工作，三相交流输入的电压范围是230V-600V，频率是50HZ或者60HZ，电源部分还包括低压供电电源，低压供电电源包括DC-DC斩波降压电路和稳压器，DC-DC斩波降压电路的输入端由母线电压Vdc供电，DC-DC斩波降压电路的输出端形成第一级低压输出Vcc1,稳压器的输入端连接第一级低压输出Vcc1，稳压器的输出端形成第二级低压输出Vcc2。可控硅整流电路采用三个整流二极管和三个可控硅配合。母线电压供电电源具有闭环输出电压自动调节功能，电源微处理器可检测三相交流输入的频率，实现50赫兹和60赫兹自适应，三相交流电输入在230V-600V范围内，都能稳定输出，输出的母线电压Vdc仍然稳定在310V左右，310V的Vdc经过DC-DC斩波降压电路输出+15V的Vcc1，为逆变器的驱动提供较高的电压，15V的Vcc1经过稳压器处理输出+5V的Vcc1，为电机微处理器、电源微处理器提供供电电压。  As shown in Figure 1, a kind of ECM motor controller of the present utility model that can adapt to different frequencies and different supply voltages includes a motor microprocessor, an inverter, a signal measurement and feedback circuit and a power supply part, and the power supply part is each part of the circuit The power supply, signal measurement and feedback circuit send the information and data of the motor operation to the motor microprocessor, and the motor microprocessor outputs control signals to the inverter. The output terminal of the inverter is connected to the motor winding. The power supply part includes the bus voltage power supply, Bus voltage power supply zero-crossing detection circuit, power supply microprocessor, thyristor rectifier circuit, thyristor drive circuit and bus voltage detection circuit, the input terminal of the thyristor rectifier circuit is connected to the three-phase AC input, and the thyristor rectifier The output terminal of the circuit forms the bus voltage Vdc, the input terminal of the zero-crossing detection circuit is connected to the three-phase AC input, the output terminal of the zero-crossing detection circuit is connected to the power supply microprocessor, and the bus voltage detection circuit inputs the measured bus voltage signal to the power supply microprocessor The output signal of the power supply microprocessor is sent to the thyristor drive circuit, and the thyristor drive circuit controls the work of the thyristor rectifier circuit. The voltage range of the three-phase AC input is 230V-600V, the frequency is 50HZ or 60HZ, and the power supply part is also Including a low-voltage power supply, the low-voltage power supply includes a DC-DC chopper step-down circuit and a voltage regulator, the input end of the DC-DC chopper step-down circuit is powered by the bus voltage Vdc, and the output end of the DC-DC chopper step-down circuit The first-stage low-voltage output Vcc1 is formed, the input terminal of the voltage regulator is connected to the first-stage low-voltage output Vcc1, and the output terminal of the voltage regulator forms the second-stage low-voltage output Vcc2. The thyristor rectifier circuit uses three rectifier diodes and three thyristors to cooperate. The bus voltage power supply has the function of automatic closed-loop output voltage adjustment. The microprocessor of the power supply can detect the frequency of the three-phase AC input and realize self-adaptation of 50 Hz and 60 Hz. The three-phase AC input can output stably within the range of 230V-600V. The output bus voltage Vdc is still stable at about 310V. The 310V Vdc outputs +15V Vcc1 through the DC-DC chopper step-down circuit to provide a higher voltage for the drive of the inverter. The 15V Vcc1 is processed and output by the voltage regulator. Vcc1 of +5V provides power supply voltage for the motor microprocessor and power microprocessor. the

如图2所示，它是一种的电机结构图，包括电机实体1和安装在电机实体1上的控制盒2,电机实体1包括壳体、定子组件和转子组件，控制盒2里面安装第二线路板3，电机微处理器、逆变器、信号测量与反馈电路集成在第二线路板3上，控制盒2侧面设置插接口4，插接口4与第二线路板3电连接，母线电压供电电源集成在第一线路板7上，第一线路板7外面被封装形成电源模块6，电源模 块6通过导线连接插接头5，插接头5插入到插接口4，实现第一线路板和第二线路板的连接，电源模块6连接有交流电插头8以便接入三相交流输入。低压供电电源也集成在第二线路板3上。  As shown in Figure 2, it is a structural diagram of a motor, including a motor entity 1 and a control box 2 installed on the motor entity 1. The motor entity 1 includes a housing, a stator assembly and a rotor assembly, and the control box 2 is installed inside the control box 2. The second circuit board 3, the motor microprocessor, inverter, signal measurement and feedback circuit are integrated on the second circuit board 3, the side of the control box 2 is provided with a plug interface 4, the plug interface 4 is electrically connected to the second circuit board 3, and the bus bar The voltage power supply is integrated on the first circuit board 7, and the outside of the first circuit board 7 is packaged to form a power module 6. The power module 6 is connected to the plug connector 5 through a wire, and the plug connector 5 is inserted into the plug interface 4 to realize the first circuit board. For connection with the second circuit board, the power module 6 is connected with an AC plug 8 so as to be connected to a three-phase AC input. The low-voltage power supply is also integrated on the second circuit board 3 . the

如图3所示，电机微处理器和电源微处理器是同一块微处理器，可以节省成本。  As shown in Figure 3, the motor microprocessor and the power supply microprocessor are the same microprocessor, which can save costs. the

如图4所示，过零检测电路采用光耦检测电路，包括电阻R1、电阻R2、电阻R3、电容C1、稳压管Z、光电耦合器U，La是三相交流输入的其中一相的连接端，Ta是输出电压信号，该信号送到电源微处理器处理，电路结构简单，具有隔离作用，制造成本低。  As shown in Figure 4, the zero-crossing detection circuit adopts an optocoupler detection circuit, including resistor R1, resistor R2, resistor R3, capacitor C1, voltage regulator tube Z, photocoupler U, La is one of the three-phase AC input Connecting terminal, Ta is the output voltage signal, the signal is sent to the power supply microprocessor for processing, the circuit structure is simple, it has the function of isolation, and the manufacturing cost is low. the

Claims (8)

1. ECM electric machine controller that can adapt to the different frequency different power voltage; Comprise motor microprocessor, inverter, signal measurement and feedback circuit and power unit; Power unit is the each several part circuit supply, and signal measurement and feedback circuit are delivered to the motor microprocessor with the information data of motor operation, and the motor microprocessor outputs a control signal to inverter; The output of inverter connects motor windings; It is characterized in that: power unit comprises the busbar voltage power supply, busbar voltage power supply zero cross detection circuit, power supply microprocessor, SCR rectification circuit, controllable silicon drive circuit and busbar voltage testing circuit, and the input of SCR rectification circuit is connected with the three-phase alternating current input; The output of SCR rectification circuit forms busbar voltage (Vdc); The input of zero cross detection circuit connects the three-phase alternating current input, and the output of zero cross detection circuit connects the power supply microprocessor, and the busbar voltage testing circuit is input to the power supply microprocessor with the bus voltage signal of measuring; The output signal of power supply microprocessor is to controllable silicon drive circuit, and controllable silicon drive circuit is controlled SCR rectification circuit work.
2. a kind of ECM electric machine controller that adapts to the different frequency different power voltage according to claim 1 is characterized in that: the voltage range of three-phase alternating current input is 230V-600V, and frequency is 50HZ or 60HZ.
3. a kind of ECM electric machine controller that adapts to the different frequency different power voltage according to claim 1 and 2; It is characterized in that: power unit also comprises low-voltage power supply; Low-voltage power supply comprises DC-DC chopping depressuring circuit and pressurizer; The input of DC-DC chopping depressuring circuit is supplied power by busbar voltage (Vdc); The output of DC-DC chopping depressuring circuit forms first order low pressure output (Vcc1), and the input of pressurizer connects first order low pressure output (Vcc1), and the output of pressurizer forms second level low pressure output (Vcc2).
4. a kind of ECM electric machine controller that adapts to the different frequency different power voltage according to claim 3; It is characterized in that: the busbar voltage power supply is integrated on first wiring board; The packed formation power module in first wiring board outside; Motor microprocessor, inverter, signal measurement and feedback circuit are integrated on second wiring board, and second wiring board is installed in the control box the inside, and power module is realized being connected of first wiring board and second wiring board with control box through the splicing interface mode.
5. a kind of ECM electric machine controller that adapts to the different frequency different power voltage according to claim 3, it is characterized in that: low-voltage power supply also is integrated on second wiring board.
6. a kind of ECM electric machine controller that adapts to the different frequency different power voltage according to claim 1 and 2 is characterized in that: zero cross detection circuit adopts the optocoupler testing circuit.
7. a kind of ECM electric machine controller that adapts to the different frequency different power voltage according to claim 1 and 2 is characterized in that: SCR rectification circuit adopts three rectifier diodes and three controllable silicons to cooperate.
8. a kind of ECM electric machine controller that adapts to the different frequency different power voltage according to claim 1 and 2 is characterized in that: motor microprocessor and power supply microprocessor are same microprocessors.
CN2012202007158U 2012-05-04 2012-05-04 An ECM motor controller adaptable to different frequencies and different power supply voltages Expired - Lifetime CN202634345U (en)

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CN104811103A (en) * 2014-01-23 2015-07-29 中山大洋电机股份有限公司 A Control Method for Expanding the Speed Range of ECM Motor
WO2015123833A1 (en) * 2014-02-20 2015-08-27 中山大洋电机股份有限公司 Multifunctional ecm and hvac system using same
US20170055667A1 (en) * 2015-08-28 2017-03-02 Guo Qiang Chen Electric hair dryer with liquid crystal display panel
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CN2812400Y (en) * 2005-07-27 2006-08-30 李世泽 Distributed SCM test control inversion system for digital variable frequency generator set
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WO2014139201A1 (en) * 2013-03-14 2014-09-18 中山大洋电机股份有限公司 Automatic torque correction method of ecm motor used for replacing psc motor
CN104052343B (en) * 2013-03-14 2016-12-28 中山大洋电机股份有限公司 A kind of being used for replaces the ECM motor torque of PSC motor from the method for dynamic(al) correction
CN104052343A (en) * 2013-03-14 2014-09-17 中山大洋电机股份有限公司 Torque automatic correction method of ECM motor for replacing PSC motor
CN104811103A (en) * 2014-01-23 2015-07-29 中山大洋电机股份有限公司 A Control Method for Expanding the Speed Range of ECM Motor
WO2015109863A1 (en) * 2014-01-23 2015-07-30 中山大洋电机股份有限公司 Control method for expanding rotating speed range of ecm motor
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US9929681B2 (en) 2014-02-20 2018-03-27 Zhongshan Broad-Ocean Motor Co., Ltd. Multi-functional ECM motors for HVAC systems
WO2015123833A1 (en) * 2014-02-20 2015-08-27 中山大洋电机股份有限公司 Multifunctional ecm and hvac system using same
US20170055667A1 (en) * 2015-08-28 2017-03-02 Guo Qiang Chen Electric hair dryer with liquid crystal display panel
CN108072122A (en) * 2016-11-11 2018-05-25 广东新宝电器股份有限公司 air purifier
CN108181850A (en) * 2017-12-29 2018-06-19 袁松涛 A kind of isolation control system
CN113328609A (en) * 2021-06-03 2021-08-31 深圳弘远电气有限公司 Drive circuit suitable for converter rectifier circuit silicon controlled rectifier
CN115411951A (en) * 2022-09-16 2022-11-29 珠海格力电器股份有限公司 Frequency conversion power supply circuit, equipment, system and method

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