WO2015062126A1 - 电子换相电机及其控制方法和hvac调试系统 - Google Patents

电子换相电机及其控制方法和hvac调试系统 Download PDF

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Publication number
WO2015062126A1
WO2015062126A1 PCT/CN2013/087226 CN2013087226W WO2015062126A1 WO 2015062126 A1 WO2015062126 A1 WO 2015062126A1 CN 2013087226 W CN2013087226 W CN 2013087226W WO 2015062126 A1 WO2015062126 A1 WO 2015062126A1
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WO
WIPO (PCT)
Prior art keywords
signal
motor
microprocessor
gear input
input line
Prior art date
Application number
PCT/CN2013/087226
Other languages
English (en)
French (fr)
Inventor
胡戈
边文清
Original Assignee
中山大洋电机股份有限公司
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Publication of WO2015062126A1 publication Critical patent/WO2015062126A1/zh

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Classifications

    • 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
    • H02P27/08—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 with pulse width modulation
    • 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
    • H02P27/08—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 with pulse width modulation
    • H02P27/085—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 with pulse width modulation wherein the PWM mode is adapted on the running conditions of the motor, e.g. the switching frequency
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00—Control or safety arrangements
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00—Control or safety arrangements
    • F24F11/0001—Control or safety arrangements for ventilation
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00—Control or safety arrangements
    • F24F11/30—Control or safety arrangements for purposes related to the operation of the system, e.g. for safety or monitoring
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F2110/00—Control inputs relating to air properties
    • F24F2110/10—Temperature

Definitions

  • the invention relates to an electronic commutating motor and a HVAC debugging system thereof and a control method and application thereof.
  • the five gear positions Ll, L2, L3, L4, and L5 of the existing electronically commutated motor are respectively connected to the 24V AC signal input.
  • the interface circuit sends the gear position signal.
  • the microprocessor is controlled by the microprocessor to control the electronically commutated motor to operate at a certain speed through the inverter unit.
  • the electronically commutated motor applied to the HVAC system due to the difference of the air passages (different static pressure) during actual installation, causes the air volume set by the motor or the torque of the motor is not suitable for the scene. It is necessary to adjust the output torque or speed of the motor on site. To achieve the desired amount of air.
  • the above-mentioned electronic commutating motor structure is not conducive to the modification of the motor in the field, the high cost of debugging, and the relatively low reliability.
  • the object of the present invention is to provide an HVAC debugging system for an electronic commutating motor, a control method thereof, and an application thereof.
  • the electronic commutating motor has a simple structure, convenient modification and low cost
  • the electronic commutating motor control method has a single unit and a cost.
  • Low and high reliability the HVAC commissioning system has a single structure
  • the P-medicine controller is used in the field to adjust the torque or speed of the output of each gear motor, which brings convenience to the on-site commissioning air volume, reduces commissioning cost and high reliability.
  • An electronic commutating motor comprising a motor unit and a motor controller, wherein the motor unit comprises a stator assembly, a rotor assembly and a casing assembly, the stator assembly is mounted on the casing assembly, and the rotor assembly is assembled on the inner side of the stator assembly
  • the motor controller includes a power supply unit, a detection circuit, a microprocessor, an inverter unit, and an interface circuit. The output end of the power unit supplies power to each part of the motor controller, and the detection circuit detects the operation data of the motor unit.
  • the microprocessor controls the inverter circuit to drive the on and off of the motor winding on the stator component, and further comprises a plurality of gear input lines, wherein the gear input line is connected to the microprocessor through the interface circuit.
  • Each gear input line represents a running speed
  • the microprocessor controls the motor unit to operate at a selected operating speed according to the on/off power of each gear input line.
  • the port circuit comprises a plurality of signal conversion circuits, each of which is connected to a signal conversion circuit, and the microprocessor receives the gear position signal of the gear input line through the signal conversion circuit, and at least one of the signal conversion circuits can receive the gear input line P medical signal and AC signal.
  • the number of signal conversion circuits described above is at least three.
  • the signal conversion circuit capable of receiving the P medical signal and the AC signal described above includes a first optocoupler, a diode, a first resistor and an eleventh resistor, and the first input of the gear input line through the first resistor and the first optocoupler a pin connection, a second pin of the first optocoupler is grounded, a positive pole of the diode is connected to the second pin of the first optocoupler, and a negative pole is connected between the first resistor and the first pin of the first optocoupler, the first light
  • the fourth pin of the coupling is connected to the power source, and the third pin of the first optocoupler is connected to the microprocessor, and the two ends of the eleventh resistor are respectively connected to the third pin of the first optocoupler and the ground, when the gear input line is input
  • the AC signal, the signal conversion circuit outputs a half-wave DC signal to the microprocessor, and when the gear input line inputs the P medical signal, the signal conversion circuit outputs a P medical signal to
  • An electronic commutated motor control method comprising a motor unit and a motor controller, wherein the motor unit comprises a stator assembly, a rotor assembly and a casing assembly, and the stator assembly is mounted on the casing assembly
  • the rotor assembly is disposed on the inner side or the outer side of the stator assembly
  • the motor controller includes a power supply unit, a detection circuit, a microprocessor, an inverter unit, and an interface circuit, and an output end of the power unit supplies power to each part of the motor controller.
  • the detecting circuit detects the running data of the motor unit and sends the signal to the microprocessor for processing.
  • the microprocessor controls the inverter circuit to drive the on and off of the motor winding on the stator assembly, and further includes a plurality of gear input lines and gear input lines.
  • the interface circuit is connected to the microprocessor, and each gear input line represents a running speed, and the microprocessor controls the motor unit to operate at a selected running speed according to the on/off power of each gear input line, and the interface circuit includes a plurality of signal conversion circuits, each of which is connected to a signal conversion circuit, and the microprocessor passes the signal
  • the conversion circuit receives the gear position signal of the gear input line, at least one signal conversion circuit can receive the P medical signal and the AC signal of the gear input line, and the remaining signal conversion circuits can only receive the AC signal, and the microprocessor receives each signal.
  • the microprocessor preferentially processes the P medical signal.
  • the number of signal conversion circuits described above is five, and each of the signal conversion circuits can receive the first a PWM signal PWM1 and a first AC signal TAP 1, a second PWM signal PWM2 and a second AC signal TAP2, a third PWM signal PWM3 and a third AC signal TAP3, a fourth PWM signal PWM4 and a fourth AC signal TAP4,
  • the five P medical signal P 5 and the fifth AC signal TAP5 the microprocessor prioritizes each signal: PWM1 > PWM2 > PWM3 > PWM4 > PWM5 > TAP1 > TAP2 > TAP 3 > TAP4 > TAP5.
  • An HVAC debugging system includes an air conditioner controller, a temperature controller, a P medical controller and a fan motor.
  • the temperature controller sends an ambient temperature signal to the air conditioner controller, and the air conditioner controller and the motor controller are connected to each other for communication, and the temperature controller Detecting the ambient temperature and outputting an AC signal to the P medical controller, the P medical controller receives and processes the AC signal, and the P medical controller outputs a gear position signal to the motor controller, the fan motor including the motor unit and the motor controller,
  • the motor unit includes a stator assembly, a rotor assembly and a casing assembly. The stator assembly is mounted on the casing assembly, and the rotor assembly is disposed inside or outside the stator assembly.
  • the motor controller includes a power supply unit, a detection circuit, a microprocessor, and an inverter.
  • Unit and interface circuit the output end of the power supply unit supplies power to each part of the motor controller circuit
  • the detection circuit detects the operation data of the motor unit and sends the signal to the microprocessor for processing
  • the microprocessor controls the inverter circuit to drive the stator assembly
  • the motor winding is turned on and off, and it also includes several gear input lines, and the gear input line passes through the interface.
  • the circuit is connected with the microprocessor, and each gear input line represents a running speed, and the microprocessor controls the motor unit to operate at a selected running speed according to the on/off power of each gear input line, and the interface circuit includes several paths.
  • the signal conversion circuit has a signal conversion circuit connected to each gear input line, and the microprocessor receives the gear position signal of the gear input line through the signal conversion circuit, and at least one signal conversion circuit can receive the P medical signal of the gear input line and AC signal.
  • the fan motor described above is an electronically commutated motor.
  • the AC signal output by the thermostat described above to the P medical controller includes a primary cooling signal, a secondary cooling signal, a primary heating signal, and a secondary heating signal.
  • the interface circuit includes a plurality of signal conversion circuits, each of which is connected to a signal conversion circuit, and the microprocessor receives the gear input line through the signal conversion circuit.
  • Bit signal, at least one way signal conversion circuit can receive the P medical signal and the AC signal of the gear input line, the structure is simple, the modification and debugging are convenient, and the cost is low;
  • the temperature controller detects the ambient temperature and outputs to the P medical controller AC signal, P medical controller receives and processes AC signal, P medical controller Outputting a gear position signal to the motor controller
  • the interface circuit includes a plurality of signal conversion circuits, each gear input line is connected to a signal conversion circuit, and the microprocessor receives the gear position signal of the gear input line through the signal conversion circuit, at least one way
  • the signal conversion circuit can receive the P medical signal and the AC signal of the gear input line, and the P medical controller is used in the field to adjust the torque or the rotational speed of the output of each gear motor, which brings convenience to the on
  • FIG. 1 is a circuit block diagram of a prior art electronically commutated motor
  • FIG. 2 is a block diagram showing the circuit principle of the present invention.
  • FIG. 4 is a block diagram showing the circuit principle of the HVAC debugging system of the present invention.
  • Figure 5 is a block diagram showing the circuit principle of the second embodiment of the present invention.
  • Embodiment 1 As shown in FIG. 2 and FIG. 3, the present invention is an electronic commutating motor comprising a motor unit and a motor controller, wherein the motor unit comprises a stator assembly, a rotor assembly and a casing assembly, and a stator The assembly is mounted on the casing assembly, and the rotor assembly is disposed inside or outside the stator assembly.
  • the motor controller includes a power supply unit, a detection circuit, a microprocessor, an inverter unit, and an interface circuit, and the output end of the power unit is a motor. Each part of the controller is powered by a circuit, the detection circuit detects the operation data of the motor unit and sends the signal to the microprocessor for processing.
  • the microprocessor controls the inverter circuit to drive the on and off of the motor winding on the stator assembly, and also includes several gear positions.
  • the input line and the gear input line are connected to the microprocessor through the interface circuit, and each gear input line represents a running speed, and the microprocessor controls the motor unit according to the selected and outgoing power of each gear input line.
  • Running speed operation the interface circuit includes several signal conversion circuits, and each gear input line is connected to one signal conversion circuit. Receives shift input line signal by a signal conversion circuit gear, at least one line to receive a signal conversion circuit and the AC signal P Medical shift signal input line, the rest of the signal conversion circuit receiving an AC signal only.
  • the number of signal conversion circuits is at least three.
  • the signal conversion circuit capable of receiving the P medical signal and the AC signal comprises a first optocoupler U601, a diode D601, a first resistor R601 and an eleventh resistor R611, and the fifth gear input line M5 passes through the first resistor R601 and the first The first pin of the optocoupler U601 is connected, the second pin of the first optocoupler U601 is grounded, the anode of the diode D601 is connected to the second pin of the first optocoupler U601, and the negative pole is connected to the first resistor R601 and the first light.
  • the fourth pin of the first optocoupler U601 is connected to the power source
  • the third pin of the first optocoupler U601 is connected to the microprocessor
  • the eleventh resistor R611 is respectively connected to the first end.
  • the third pin of the optocoupler U601 and the ground when the fifth gear input line M5 inputs the AC signal, the signal conversion circuit outputs a half-wave DC signal to the microprocessor, and when the fifth gear input line M5 inputs the P medical signal, the signal The conversion circuit outputs a P medical signal to the microprocessor.
  • the remaining signal conversion circuits capable of receiving the P medical signal and the AC signal operate similarly to the signal conversion circuit of the fifth gear input line M5.
  • the signal conversion circuit capable of receiving only the AC signal includes a third optocoupler U603, a third resistor R603, a thirteenth resistor R613, and a second capacitor C602.
  • the first gear input line M1 passes through the third resistor R603 and the third optocoupler U603.
  • the first pin is connected, the second pin of the third optocoupler U603 is grounded, the fourth pin of the third optocoupler U603 is connected to the power source, and the third pin of the third optocoupler U603 is connected to the microprocessor, the tenth The three resistors R613 are respectively connected to the third pin of the third optocoupler U603 and the ground, and the second capacitor C602 is connected in parallel at the two ends of the thirteenth resistor R613.
  • the interface circuit comprises a plurality of signal conversion circuits, each gear input line is connected with a signal conversion circuit, and the microprocessor receives the gear position signal of the gear input line through the signal conversion circuit, and at least one signal conversion circuit It can receive the P medical signal and the AC signal of the gear input line.
  • the structure is simple, and the PWM signal can facilitate the modification and debugging of the electronic phase-shifting motor, and the cost is low.
  • Embodiment 2 As shown in FIG. 2 and FIG. 3, the present invention is an electronic commutating motor control method.
  • the electronic commutating motor includes a motor unit and a motor controller, and the motor unit includes a stator assembly. a rotor assembly and a casing assembly, the stator assembly is mounted on the casing assembly, the rotor assembly is disposed inside or outside the stator assembly, and the motor controller includes a power supply unit, a detection circuit, a microprocessor, an inverter unit, and an interface Circuit, the output of the power unit is used to supply power to each part of the motor controller.
  • the circuit detects the operation data of the motor unit and sends the signal to the microprocessor for processing.
  • the microprocessor controls the inverter circuit to drive the on and off of the motor winding on the stator assembly, and further includes a plurality of gear input lines, and the gear input line passes
  • the interface circuit is connected with the microprocessor, and each gear input line represents a running speed, and the microprocessor controls the motor unit to operate at a selected running speed according to the on/off power of each gear input line, and the interface circuit includes several
  • the road signal conversion circuit has a signal conversion circuit connected to each gear input line, and the microprocessor receives the gear position signal of the gear input line through the signal conversion circuit, and at least one signal conversion circuit can receive the P medical signal of the gear input line. And the AC signal, the remaining signal conversion circuit can only receive the AC signal.
  • the number of signal conversion circuits is five, and each of the signal conversion circuits can receive the first P medical signal PWM1 and the first AC signal TAP 1, the second PWM signal PWM2 and the second AC signal TAP2, the third PWM signal PWM3 and the first The three AC signal TAP 3, the fourth PWM signal PWM4 and the fourth AC signal TAP4, the fifth P medical signal P5 and the fifth AC signal TAP5, the microprocessor prioritizes the respective signals: PWM1 > PWM2 > PWM3 >PWM4 >PWM5 >TAP 1 >TAP 2 >TAP 3 >TAP4 >TAP5.
  • the principle of the invention is: the interface circuit comprises a plurality of signal conversion circuits, each gear input line is connected with a signal conversion circuit, and the microprocessor receives the gear position signal of the gear input line through the signal conversion circuit, and at least one signal conversion circuit
  • the utility model can receive the P medical signal and the AC signal of the gear input line, and when the microprocessor receives the signal conversion circuit of each channel, when the signal conversion circuit simultaneously inputs the PWM signal and the AC signal, the microprocessor preferentially processes the P medical signal, the structure
  • the single tube, through the P medical signal can be convenient to adjust the torque or speed of the output of each gear motor on the spot, operate the single unit and reduce the cost.
  • Embodiment 3 As shown in FIG. 2, FIG. 3 and FIG. 4, the present invention is an HVAC debugging system, which includes an air conditioner controller, a temperature controller, a P medical controller and a fan motor, and the temperature controller sends an ambient temperature signal.
  • the air conditioner controller the air conditioner controller and the motor controller are connected to each other for communication, the temperature controller detects the ambient temperature and outputs an AC signal to the PWM controller, the P medical controller receives and processes the AC signal, and the P medical controller outputs to the motor controller.
  • the gear motor, the fan motor comprises a motor unit and a motor controller
  • the motor unit comprises a stator assembly, a rotor assembly and a casing assembly
  • the stator assembly is mounted on the casing assembly
  • the rotor assembly is On the inner side or the outer side of the stator assembly
  • the motor controller includes a power supply unit, a detection circuit, a microprocessor, an inverter unit, and an interface circuit.
  • the output end of the power supply unit supplies power to each part of the motor controller, and the detection circuit detects the motor unit.
  • the data is run and sent to the microprocessor for processing.
  • the microprocessor controls the inverter circuit to drive the on and off of the motor windings on the stator assembly.
  • each gear input line represents a running speed
  • the microprocessor controls the motor unit to operate at a selected operating speed according to the on/off power of each gear input line.
  • the interface circuit includes a plurality of signal conversion circuits, each The gear input line is connected to a signal conversion circuit, and the microprocessor receives the gear position signal of the gear input line through the signal conversion circuit, and at least one signal conversion circuit can receive the P medical signal and the AC signal of the gear input line.
  • the torque or the rotational speed of the motor output of the different gears can be adjusted by only one signal conversion circuit through the P medical signal.
  • the fan motor is an electronically commutated motor.
  • the AC signal output by the thermostat to the P medical controller includes a primary cooling signal Y1, a secondary cooling signal ⁇ 2, a primary heating signal W1, and a secondary heating signal W2.
  • the principle of the invention is: at least one signal conversion circuit can receive the P medical signal and the AC signal of the gear input line, and the P medical controller is used in the field to adjust the torque or the rotational speed of the output of each gear motor, and the wind volume band is debugged on site. Convenience, reduced commissioning costs and high reliability.
  • Embodiment 4 As shown in FIG. 5, the present invention is an electronic commutation motor including a motor unit and a motor controller.
  • the motor unit includes a stator assembly, a rotor assembly and a casing assembly, and the stator assembly is mounted on On the casing assembly, the rotor assembly is sleeved on the inner side or the outer side of the stator assembly, and the motor controller comprises a power supply unit, a detection circuit, a microprocessor, an inverter unit and an interface circuit, and the output end of the power unit is a motor controller. Part of the circuit is powered, the detection circuit detects the operation data of the motor unit and sends the signal to the microprocessor for processing.
  • the microprocessor controls the inverter circuit to drive the on and off of the motor winding on the stator assembly, and also includes several gear input lines.
  • the gear input line is connected to the microprocessor through the interface circuit, and each gear input line represents a running speed, and the microprocessor controls the motor unit to operate at the selected running speed according to the on/off power of each gear input line.
  • the interface circuit includes a plurality of signal conversion circuits, each file
  • the bit input line is connected to a signal conversion circuit, and the microprocessor receives the gear position signal of the gear input line through the signal conversion circuit, and at least one signal conversion circuit can receive the P medical signal and the AC signal of the gear input line, and the remaining signal conversion circuits Can only receive AC signals.
  • the number of signal conversion circuits is three.
  • the principle of the invention is: the interface circuit comprises a plurality of signal conversion circuits, each gear input line is connected with a signal conversion circuit, and the microprocessor receives the gear position signal of the gear input line through the signal conversion circuit, and at least one signal conversion circuit It can receive the P medical signal and the AC signal of the gear input line.
  • the structure is simple, and the PWM signal can facilitate the modification and debugging of the electronic phase-shifting motor, and the cost is low.

Abstract

一种电子换相电机及其控制方法和HVAC调试系统，电子换相电机包括电机单体和电机控制器，电机控制器包括电源单元、检测电路、微处理器、逆变单元、接口电路和若干档位输入线（M1, M2, M3, M4, M5）。档位输入线（M1, M2, M3, M4, M5）通过接口电路与微处理器连接，每条档位输入线代表一种运行速度，微处理器根据每条档位输入线的通断电控制电机单体按照选定的运行速度运行，接口电路包括若干路信号转换电路，每条档位输入线连接一路信号转换电路，微处理器通过信号转换电路接收档位输入线（M1, M2, M3, M4, M5）的档位信号，至少一路信号转换电路能接收档位输入线（M1, M2, M3, M4, M5）的PWM信号和交流信号。该电子换相电机的结构简单、修改调试方便。

Description

电子换相电机及其控制方法和 HVAC调试系统 技术领域 ：
本发明涉及一种电子换相电机及其控制方法和应用的 HVAC调试系统。
背景技术 ：
如图 1所示， 现有的电子换相电机的 5个档位 Ll、 L2、 L3、 L4、 L5分别连 接 24V交流信号输入， 当哪一根线通电时， 接口电路将档位信号送到微处理器， 由微处理器通过逆变单元控制电子换相电机以某个速度运行。
应用于 HVAC系统的电子换相电机， 在实际安装时由于风道的差异（静压不 同）， 导致电机出厂设置的风量或电机的力矩不适合现场的情况， 需要现场调节 电机的输出力矩或转速来达到理想的风量。 上述的电子换相电机结构， 不利于 电机在现场的修改设置、 调试的成本高、 可靠性相对较低。
发明内容 ：
本发明的目的是提供一种电子换相电机及其控制方法和应用的 HVAC调试系 统， 该电子换相电机结构筒单、 修改调试方便、 成本低， 该电子换相电机控制 方法筒单、 成本低、 可靠性高， 该 HVAC调试系统结构筒单， 现场使用 P醫控制 器来调节每个档位电机输出的力矩或转速， 给现场调试风量带来了便利， 降低 调试成本、 可靠性高。
本发明的目的是通过下述技术方案予以实现的。
一种电子换相电机， 包括电机单体和电机控制器， 所述的电机单体包括定 子组件、 转子组件和机壳组件， 定子组件安装在机壳组件上， 转子组件套装在 定子组件的内侧或者外侧， 所述的电机控制器包括电源单元、 检测电路、 微处 理器、 逆变单元和接口电路， 电源单元的输出端为电机控制器各部分电路供电， 检测电路检测电机单体的运行数据并将该信号送到微处理器处理， 微处理器控 制逆变电路驱动定子组件上电机绕组的通断， 它还包括若干档位输入线， 档位 输入线通过接口电路与微处理器连接， 每条档位输入线代表一种运行速度， 微 处理器根据每条档位输入线的通断电控制电机单体按选定的运行速度运行， 接 口电路包括若干路信号转换电路， 每条档位输入线连接一路信号转换电路， 微 处理器通过信号转换电路接收档位输入线的档位信号， 至少一路的信号转换电 路能接收档位输入线的 P醫信号和交流信号。
上述所述的信号转换电路的数量至少是 3个。
上述所述的能接收 P醫信号和交流信号的信号转换电路包括第一光耦、 二 极管、 第一电阻和第十一电阻， 档位输入线通过第一电阻与第一光耦的第一引 脚连接， 第一光耦的第二引脚接地， 二极管的正极连接第一光耦的第二引脚， 负极连接在第一电阻和第一光耦的第一引脚之间， 第一光耦的第四引脚连接电 源， 第一光耦的第三引脚与微处理器连接， 第十一电阻两端分别连接第一光耦 的第三引脚和地， 当档位输入线输入交流信号， 信号转换电路向微处理器输出 半波直流信号， 当档位输入线输入 P醫信号， 信号转换电路向微处理器输出 P醫 信号。
一种电子换相电机控制方法， 所述的电子换相电机包括电机单体和电机控 制器， 所述的电机单体包括定子组件、 转子组件和机壳组件， 定子组件安装在 机壳组件上， 转子组件套装在定子组件的内侧或者外侧， 所述的电机控制器包 括电源单元、 检测电路、 微处理器、 逆变单元和接口电路， 电源单元的输出端 为电机控制器各部分电路供电， 检测电路检测电机单体的运行数据并将该信号 送到微处理器处理， 微处理器控制逆变电路驱动定子组件上电机绕组的通断， 它还包括若干档位输入线， 档位输入线通过接口电路与微处理器连接， 每条档 位输入线代表一种运行速度， 微处理器根据每条档位输入线的通断电控制电机 单体按选定的运行速度运行， 接口电路包括若干路信号转换电路， 每条档位输 入线连接一路信号转换电路， 微处理器通过信号转换电路接收档位输入线的档 位信号， 至少一路的信号转换电路能接收档位输入线的 P醫信号和交流信号， 其余信号转换电路只能接收交流信号， 微处理器在接收各路信号转换电路时， 当信号转换电路同时输入有 P醫信号和交流信号， 微处理器优先处理 P醫信号。
上述所述的信号转换电路的数量是 5个， 每个信号转换电路能分别接收第 一 PWM信号 PWMl和第一交流信号 TAP 1、第二 PWM信号 PWM2和第二交流信号 TAP2、 第三 PWM信号 PWM3和第三交流信号 TAP 3、 第四 PWM信号 PWM4和第四交流信号 TAP4、 第五 P醫信号 P醫 5和第五交流信号 TAP5 , 微处理器将各个信号的优先级 排序是： PWM1 >PWM2>PWM3>PWM4>PWM5 >TAP1 >TAP2>TAP 3>TAP4>TAP5。
一种 HVAC调试系统， 包括空调控制器、 温控器、 P醫控制器和风机电机， 温控器将环境温度信号送到空调控制器， 空调控制器与电机控制器相互连接通 讯， 温控器检测环境温度并向 P醫控制器输出交流信号， P醫控制器接收并处理 交流信号， P醫控制器向电机控制器输出档位信号， 所述的风机电机包括电机单 体和电机控制器， 电机单体包括定子组件、 转子组件和机壳组件， 定子组件安 装在机壳组件上， 转子组件套装在定子组件的内侧或者外侧， 电机控制器包括 电源单元、 检测电路、 微处理器、 逆变单元和接口电路， 电源单元的输出端为 电机控制器各部分电路供电， 检测电路检测电机单体的运行数据并将该信号送 到微处理器处理， 微处理器控制逆变电路驱动定子组件上电机绕组的通断， 它 还包括若干档位输入线， 档位输入线通过接口电路与微处理器连接， 每条档位 输入线代表一种运行速度， 微处理器根据每条档位输入线的通断电控制电机单 体按选定的运行速度运行， 接口电路包括若干路信号转换电路， 每条档位输入 线连接一路信号转换电路， 微处理器通过信号转换电路接收档位输入线的档位 信号， 至少一路的信号转换电路能接收档位输入线的 P醫信号和交流信号。
上述所述的风机电机是电子换相电机。
上述所述的温控器向 P醫控制器输出的交流信号包括一级制冷信号、 二级 制冷信号、 一级制热信号和二级制热信号。
本发明与现有技术相比， 具有如下效果： 1 )接口电路包括若干路信号转换 电路， 每条档位输入线连接一路信号转换电路， 微处理器通过信号转换电路接 收档位输入线的档位信号， 至少一路的信号转换电路能接收档位输入线的 P醫 信号和交流信号， 该结构筒单， 修改调试方便、 成本低； 2 )温控器检测环境温 度并向 P醫控制器输出交流信号， P醫控制器接收并处理交流信号， P醫控制器 向电机控制器输出档位信号， 接口电路包括若干路信号转换电路， 每条档位输 入线连接一路信号转换电路， 微处理器通过信号转换电路接收档位输入线的档 位信号， 至少一路的信号转换电路能接收档位输入线的 P醫信号和交流信号， 现场使用 P醫控制器来调节每个档位电机输出的力矩或转速， 给现场调试风量 带来了便利， 降低调试成本、 可靠性高。
附图说明：
图 1 是现有电子换相电机的电路原理方框图；
图 2 是本发明的电路原理方框图；
图 3 是本发明接口电路的具体电路图；
图 4 是本发明 HVAC调试系统的电路原理方框图；
图 5 是本发明实施例二的电路原理方框图。
具体实施方式：
下面通过具体实施例并结合附图对本发明作进一步详细的描述。
实施例一： 如图 2和图 3所示， 本发明是一种电子换相电机， 包括电机单 体和电机控制器， 所述的电机单体包括定子组件、 转子组件和机壳组件， 定子 组件安装在机壳组件上， 转子组件套装在定子组件的内侧或者外侧， 所述的电 机控制器包括电源单元、 检测电路、 微处理器、 逆变单元和接口电路， 电源单 元的输出端为电机控制器各部分电路供电， 检测电路检测电机单体的运行数据 并将该信号送到微处理器处理， 微处理器控制逆变电路驱动定子组件上电机绕 组的通断， 它还包括若干档位输入线， 档位输入线通过接口电路与微处理器连 接， 每条档位输入线代表一种运行速度， 微处理器根据每条档位输入线的通断 电控制电机单体按选定的运行速度运行， 接口电路包括若干路信号转换电路， 每条档位输入线连接一路信号转换电路， 微处理器通过信号转换电路接收档位 输入线的档位信号， 至少一路的信号转换电路能接收档位输入线的 P醫信号和 交流信号， 其余信号转换电路只能接收交流信号。
信号转换电路的数量至少是 3个。 所述的能接收 P醫信号和交流信号的信号转换电路包括第一光耦 U601、 二 极管 D601、 第一电阻 R601和第十一电阻 R611 , 第五档位输入线 M5通过第一电 阻 R601与第一光耦 U601的第一引脚连接， 第一光耦 U601的第二引脚接地， 二 极管 D601的正极连接第一光耦 U601的第二引脚， 负极连接在第一电阻 R601和 第一光耦 U601的第一引脚之间， 第一光耦 U601的第四引脚连接电源， 第一光 耦 U601的第三引脚与微处理器连接， 第十一电阻 R611两端分别连接第一光耦 U601的第三引脚和地， 当第五档位输入线 M5输入交流信号，信号转换电路向微 处理器输出半波直流信号， 当第五档位输入线 M5输入 P醫信号， 信号转换电路 向微处理器输出 P醫信号。 其余能接收 P醫信号和交流信号的信号转换电路与 上述第五档位输入线 M5的信号转换电路工作原理类似。
只能接收交流信号的信号转换电路包括第三光耦 U603、 第三电阻 R603、 第 十三电阻 R613和第二电容 C602 ,第一档位输入线 Ml通过第三电阻 R603与第三 光耦 U603的第一引脚连接， 第三光耦 U603的第二引脚接地， 第三光耦 U603的 第四引脚连接电源，第三光耦 U603的第三引脚与微处理器连接，第十三电阻 R613 两端分别连接第三光耦 U603的第三引脚和地， 第二电容 C602并联在第十三电 阻 R613的两端， 当第一档位输入线 Ml输入交流信号， 信号转换电路向微处理 器输出全波直流信号。 其余只能接收交流信号的信号转换电路与上述第一档位 输入线 Ml的信号转换电路工作原理类似。
本发明的原理是： 接口电路包括若干路信号转换电路， 每条档位输入线连 接一路信号转换电路， 微处理器通过信号转换电路接收档位输入线的档位信号， 至少一路的信号转换电路能接收档位输入线的 P醫信号和交流信号， 该结构筒 单， 通过 PWM信号能方便电子换相电机的修改调试、 成本低。
实施例二： 如图 2和图 3所示， 本发明是一种电子换相电机控制方法， 所 述的电子换相电机包括电机单体和电机控制器， 所述的电机单体包括定子组件、 转子组件和机壳组件， 定子组件安装在机壳组件上， 转子组件套装在定子组件 的内侧或者外侧， 所述的电机控制器包括电源单元、 检测电路、 微处理器、 逆 变单元和接口电路， 电源单元的输出端为电机控制器各部分电路供电， 检测电 路检测电机单体的运行数据并将该信号送到微处理器处理， 微处理器控制逆变 电路驱动定子组件上电机绕组的通断， 它还包括若干档位输入线， 档位输入线 通过接口电路与微处理器连接， 每条档位输入线代表一种运行速度， 微处理器 根据每条档位输入线的通断电控制电机单体按选定的运行速度运行， 接口电路 包括若干路信号转换电路， 每条档位输入线连接一路信号转换电路， 微处理器 通过信号转换电路接收档位输入线的档位信号， 至少一路的信号转换电路能接 收档位输入线的 P醫信号和交流信号， 其余信号转换电路只能接收交流信号， 微处理器在接收各路信号转换电路时， 当信号转换电路同时输入有 P醫信号和 交流信号， 微处理器优先处理 P醫信号。
信号转换电路的数量是 5个， 每个信号转换电路能分别接收第一 P醫信号 PWM1和第一交流信号 TAP 1、第二 PWM信号 PWM2和第二交流信号 TAP2、第三 PWM 信号 PWM3和第三交流信号 TAP 3、 第四 PWM信号 PWM4和第四交流信号 TAP4、 第 五 P醫信号 P醫 5和第五交流信号 TAP5 , 微处理器将各个信号的优先级排序是： PWM1 >PWM2 >PWM3 >PWM4 >PWM5 >TAP 1 >TAP 2 >TAP 3 >TAP4 >TAP5。
本发明的原理是： 接口电路包括若干路信号转换电路， 每条档位输入线连 接一路信号转换电路， 微处理器通过信号转换电路接收档位输入线的档位信号， 至少一路的信号转换电路能接收档位输入线的 P醫信号和交流信号， 微处理器 在接收各路信号转换电路时， 当信号转换电路同时输入有 PWM信号和交流信号， 微处理器优先处理 P醫信号， 该结构筒单， 通过 P醫信号能现场方便调节每个 档位电机输出的力矩或转速， 操作筒单、 降低成本。
实施例三： 如图 2、 图 3和图 4所示， 本发明是一种 HVAC调试系统， 包括 空调控制器、 温控器、 P醫控制器和风机电机， 温控器将环境温度信号送到空调 控制器， 空调控制器与电机控制器相互连接通讯， 温控器检测环境温度并向 PWM 控制器输出交流信号， P醫控制器接收并处理交流信号， P醫控制器向电机控制 器输出档位信号， 所述的风机电机包括电机单体和电机控制器， 电机单体包括 定子组件、 转子组件和机壳组件， 定子组件安装在机壳组件上， 转子组件套装 在定子组件的内侧或者外侧， 电机控制器包括电源单元、 检测电路、 微处理器、 逆变单元和接口电路， 电源单元的输出端为电机控制器各部分电路供电， 检测 电路检测电机单体的运行数据并将该信号送到微处理器处理， 微处理器控制逆 变电路驱动定子组件上电机绕组的通断， 它还包括若干档位输入线， 档位输入 线通过接口电路与微处理器连接， 每条档位输入线代表一种运行速度， 微处理 器根据每条档位输入线的通断电控制电机单体按选定的运行速度运行， 接口电 路包括若干路信号转换电路， 每条档位输入线连接一路信号转换电路， 微处理 器通过信号转换电路接收档位输入线的档位信号， 至少一路的信号转换电路能 接收档位输入线的 P醫信号和交流信号。
当只有一路信号转换电路能接收 P醫信号和交流信号时， 能只通过一路信 号转换电路通过 P醫信号调节不同档位的电机输出的力矩或转速。
所述的风机电机是电子换相电机。
温控器向 P醫控制器输出的交流信号包括一级制冷信号 Yl、 二级制冷信号 Υ2、 一级制热信号 W1和二级制热信号 W2。
本发明的原理是： 至少一路的信号转换电路能接收档位输入线的 P醫信号 和交流信号， 现场使用 P醫控制器来调节每个档位电机输出的力矩或转速， 给 现场调试风量带来了便利， 降低调试成本、 可靠性高。
实施例四： 如图 5所示， 本发明是一种电子换相电机， 包括电机单体和电 机控制器， 所述的电机单体包括定子组件、 转子组件和机壳组件， 定子组件安 装在机壳组件上， 转子组件套装在定子组件的内侧或者外侧， 所述的电机控制 器包括电源单元、 检测电路、 微处理器、 逆变单元和接口电路， 电源单元的输 出端为电机控制器各部分电路供电， 检测电路检测电机单体的运行数据并将该 信号送到微处理器处理， 微处理器控制逆变电路驱动定子组件上电机绕组的通 断， 它还包括若干档位输入线， 档位输入线通过接口电路与微处理器连接， 每 条档位输入线代表一种运行速度， 微处理器根据每条档位输入线的通断电控制 电机单体按选定的运行速度运行， 接口电路包括若干路信号转换电路， 每条档 位输入线连接一路信号转换电路， 微处理器通过信号转换电路接收档位输入线 的档位信号， 至少一路的信号转换电路能接收档位输入线的 P醫信号和交流信 号， 其余信号转换电路只能接收交流信号。
信号转换电路的数量是 3个。 本发明的原理是： 接口电路包括若干路信号转换电路， 每条档位输入线连 接一路信号转换电路， 微处理器通过信号转换电路接收档位输入线的档位信号， 至少一路的信号转换电路能接收档位输入线的 P醫信号和交流信号， 该结构筒 单， 通过 PWM信号能方便电子换相电机的修改调试、 成本低。

Claims

权利要求
1、 一种电子换相电机， 包括电机单体和电机控制器， 所述的电机单体包括 定子组件、 转子组件和机壳组件， 定子组件安装在机壳组件上， 转子组件套装 在定子组件的内侧或者外侧， 所述的电机控制器包括电源单元、 检测电路、 微 处理器、 逆变单元和接口电路， 电源单元的输出端为电机控制器各部分电路供 电， 检测电路检测电机单体的运行数据并将该信号送到微处理器处理， 微处理 器控制逆变电路驱动定子组件上电机绕组的通断， 它还包括若干档位输入线， 档位输入线通过接口电路与微处理器连接， 每条档位输入线代表一种运行速度， 微处理器根据每条档位输入线的通断电控制电机单体按选定的运行速度运行， 接口电路包括若干路信号转换电路， 每条档位输入线连接一路信号转换电路， 微处理器通过信号转换电路接收档位输入线的档位信号， 其特征在于： 至少一 路的信号转换电路能接收档位输入线的 P醫信号和交流信号。
2、 根据权利要求 1所述的一种电子换相电机， 其特征在于： 信号转换电路 的数量至少是 3个。
3、 根据权利要求 1或 2所述的一种电子换相电机， 其特征在于： 所述的能 接收 P醫信号和交流信号的信号转换电路包括第一光耦、 二极管、 第一电阻和 第十一电阻， 档位输入线通过第一电阻与第一光耦的第一引脚连接， 第一光耦 的第二引脚接地， 二极管的正极连接第一光耦的第二引脚， 负极连接在第一电 阻和第一光耦的第一引脚之间， 第一光耦的第四引脚连接电源， 第一光耦的第 三引脚与微处理器连接， 第十一电阻两端分别连接第一光耦的第三引脚和地， 当档位输入线输入交流信号， 信号转换电路向微处理器输出半波直流信号， 当 档位输入线输入 P醫信号， 信号转换电路向微处理器输出 P醫信号。
4、 一种应用权利要求 1至 3所述的任何一项电子换相电机的控制方法， 所 述的电子换相电机包括电机单体和电机控制器， 所述的电机单体包括定子组件、 转子组件和机壳组件， 定子组件安装在机壳组件上， 转子组件套装在定子组件 的内侧或者外侧， 所述的电机控制器包括电源单元、 检测电路、 微处理器、 逆 变单元和接口电路， 电源单元的输出端为电机控制器各部分电路供电， 检测电 路检测电机单体的运行数据并将该信号送到微处理器处理， 微处理器控制逆变 电路驱动定子组件上电机绕组的通断， 它还包括若干档位输入线， 档位输入线 通过接口电路与微处理器连接， 每条档位输入线代表一种运行速度， 微处理器 根据每条档位输入线的通断电控制电机单体按选定的运行速度运行， 接口电路 包括若干路信号转换电路， 每条档位输入线连接一路信号转换电路， 微处理器 通过信号转换电路接收档位输入线的档位信号， 至少一路的信号转换电路能接 收档位输入线的 P醫信号和交流信号，其余信号转换电路只能接收交流信号， 其 特征在于： 微处理器在接收各路信号转换电路时， 当信号转换电路同时输入有
P醫信号和交流信号， 微处理器优先处理 P醫信号。
5、 根据权利要求 1所述的一种电子换相电机控制方法， 其特征在于： 信号 转换电路的数量是 5个， 每个信号转换电路能分别接收第一 P醫信号 P醫 1和第 一交流信号 TAP1、第二 PWM信号 PWM2和第二交流信号 TAP2、第三 PWM信号 PWM3 和第三交流信号 TAP 3、 第四 PWM信号 PWM4和第四交流信号 TAP4、 第五 PWM信 号 P醫 5和第五交流信号 TAP5 , 微处理器将各个信号的优先级排序是：
PWM1 >PWM2>PWM3>PWM4>PWM5 >TAP1 >TAP2>TAP 3>TAP4>TAP5。
6、 一种应用权利要求 1至 3所述的任何一项电子换相电机的 HVAC调试系 统， 包括空调控制器、 温控器、 P醫控制器和风机电机， 温控器将环境温度信号 送到空调控制器， 空调控制器与电机控制器相互连接通讯， 温控器检测环境温 度并向 P醫控制器输出交流信号， P醫控制器接收并处理交流信号， P醫控制器 向电机控制器输出档位信号， 所述的风机电机包括电机单体和电机控制器， 电 机单体包括定子组件、 转子组件和机壳组件， 定子组件安装在机壳组件上， 转 子组件套装在定子组件的内侧或者外侧， 电机控制器包括电源单元、 检测电路、 微处理器、 逆变单元和接口电路， 电源单元的输出端为电机控制器各部分电路 供电， 检测电路检测电机单体的运行数据并将该信号送到微处理器处理， 微处 理器控制逆变电路驱动定子组件上电机绕组的通断， 它还包括若干档位输入线， 档位输入线通过接口电路与微处理器连接， 每条档位输入线代表一种运行速度, 微处理器根据每条档位输入线的通断电控制电机单体按选定的运行速度运行， 接口电路包括若干路信号转换电路， 每条档位输入线连接一路信号转换电路， 微处理器通过信号转换电路接收档位输入线的档位信号， 其特征在于： 至少一 路的信号转换电路能接收档位输入线的 P醫信号和交流信号。
7、 根据权利要求 6所述的一种 HVAC调试系统， 其特征在于： 所述的风机 电机是电子换相电机。
8、 根据权利要求 6或 7所述的一种 HVAC调试系统， 其特征在于： 温控器 向 P醫控制器输出的交流信号包括一级制冷信号、 二级制冷信号、 一级制热信 号和二级制热信号。
PCT/CN2013/087226 2013-10-28 2013-11-15 电子换相电机及其控制方法和hvac调试系统 WO2015062126A1 (zh)

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