CN102769418B - Centralized motor controller for controlling a plurality of motors - Google Patents
Centralized motor controller for controlling a plurality of motors Download PDFInfo
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- CN102769418B CN102769418B CN201210265261.7A CN201210265261A CN102769418B CN 102769418 B CN102769418 B CN 102769418B CN 201210265261 A CN201210265261 A CN 201210265261A CN 102769418 B CN102769418 B CN 102769418B
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- motor
- microprocessor
- rotor position
- machine controller
- electric machine
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- 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
- H02P5/00—Arrangements specially adapted for regulating or controlling the speed or torque of two or more electric motors
- H02P5/74—Arrangements specially adapted for regulating or controlling the speed or torque of two or more electric motors controlling two or more ac dynamo-electric motors
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- Power Engineering (AREA)
- Control Of Multiple Motors (AREA)
Abstract
The invention relates to a centralized motor controller for controlling a plurality of motors. The centralized motor controller is connected with an application system controller and used for receiving an instruction of the application system controller to control a plurality of independent motors. The centralized motor controller is characterized in that the centralized motor controller comprises a power supply section, a microprocessor, a motor control interface circuit and a plurality of motors, wherein the power supply section is used for supplying power to the circuit of each part; the microprocessor is used for controlling the plurality of motors through the motor control interface; the number of the motors is equal to or larger than 3; at least two motors are selected from a permanent magnet synchronous motor without a motor controller; the motor control interface circuit includes at least two inverter units and two rotor position detection units; the microprocessor drives the permanent magnet synchronous motors without the motor controller through the inverter units; and the rotor position detection unit is used for sending the rotor position data of the permanent magnet synchronous motors without the motor controller to the microprocessor. The centralized motor controller provided by the invention obviates the overlapping circuit configuration, and is simplified in circuit structure, thereby greatly lowering the product cost and reducing the waste of resources.
Description
Technical field:
The present invention relates to a kind of centralized electric machine controller controlling multiple electric motors.
Background technology:
In recent years, along with appliance field competition, require to improve constantly to product technology, as required product energy-conserving and environment-protective, controllability intelligence degree is high, the construction cycle is short, noise is little.As core component---motor, becomes the critical component solved the problems of the technologies described above undoubtedly, and traditional motor adopts load motor PSC, and single-phase alternating current engine efficiency is low, and compare power consumption, noise also large, controllability degree of intelligence is low.
Along with the development of motor technology, there is permagnetic synchronous motor, this kind of motor must with electric machine controller, electric machine controller is utilized to realize the object of the electronic commutation of electric current, so also someone is called for short ECM motor (electronically commutated motor) in industry, permagnetic synchronous motor has the features such as energy-conserving and environment-protective, reliability and controllability are all higher, noise is little, easy realization is intelligent, the deficiency of alternating current machine can be solved, therefore, start to apply permagnetic synchronous motor in much equipment, to reduce energy consumption.
Present central air conditioner system, multiple electric motors is there is in the equipment such as ventilating system, washing machine, the motor of more than 2 or 2 may be had to adopt permagnetic synchronous motor, every permanent magnet synchronous motors is with independently electric machine controller, and each electric machine controller comprises independently power unit, microprocessor, inversion unit and rotor position detection unit.In existing technical scheme, each electric machine controller arranges power unit, microprocessor, inverter circuit and motor operating parameter detecting unit, therefore whole control section circuit overlay configuration is caused, complex structure, hardware and software resource can not be made full use of, the waste of increase and the resource greatly of product cost certainly will be caused.In addition, electric machine controller due to arrangement space limited, heat radiation become comparatively stubborn problem.
Summary of the invention:
An object of the present invention is to provide a kind of centralized electric machine controller controlling multiple electric motors, it adopts the permagnetic synchronous motor without electric machine controller of at least 2, the inversion unit of permagnetic synchronous motor and rotor position detection unit are integrated in centralized electric machine controller, microprocessor inside centralized electric machine controller controls the permagnetic synchronous motor without electric machine controller by the cooperation of inversion unit, rotor position detection unit, delete overlapping Circnit Layout, simplify circuit structure, greatly reduce product cost, reduce the wasting of resources.
The object of the invention is to be achieved by following technical proposals:
A kind of centralized electric machine controller controlling multiple electric motors, it is connected on application system controller, the instruction being used for receiving application system controller controls multiple stage independently machine operation, it comprises power unit, microprocessor, motor control interface circuit, multiple electric motors, power unit is each several part circuit supply, microprocessor is by motor control interface control circui multiple electric motors, described multiple electric motors is more than 3 or 3, at least one motor adopts the permagnetic synchronous motor without electric machine controller, motor control interface circuit at least comprises 2 inversion units and 2 rotor position detection unit, microprocessor drives the permagnetic synchronous motor without electric machine controller by inversion unit, the rotor position data of the permagnetic synchronous motor without electric machine controller is delivered to microprocessor by rotor position detection unit.
Multiple electric motors described above contains alternating current machine, and motor control interface circuit comprises relay and drive circuit thereof, and microprocessor controls alternating current machine by relay and drive circuit thereof.
Multiple electric motors described above is all the permagnetic synchronous motor without electric machine controller, motor control interface circuit comprises multiple inversion unit and multiple rotor position detection unit, and microprocessor is connected with 1 motor with 1 rotor position detection unit by 1 inversion unit.
Described rotor position detection unit described above is phase current sensing unit, and rotor position data is calculated by real-time phase current.
Built-in or the external memory of microprocessor described above, memory stores motor operating parameter and operational mode.
Described application system controller is air conditioning system controller, HVAC system controller, pumping system controller, washing machine controller, automobile controller, and microprocessor is connected with application system controller by user interface.
Power unit described above, microprocessor, user interface and memory are integrated on a main circuit board, 1 inversion unit and 1 rotor position detection unit are integrated on one piece of sub-wiring board, main circuit board is connected by plug port and connector with sub-wiring board.
The present invention compared with prior art tool has the following advantages: 1) the centralized electric machine controller of control multiple electric motors of the present invention, it is connected on application system controller, the instruction being used for receiving application system controller controls multiple stage independently machine operation, it comprises power unit, microprocessor, motor control interface circuit and multiple electric motors, power unit is each several part circuit supply, microprocessor is by motor control interface control circui multiple electric motors, described multiple electric motors is more than 3 or 3, at least 2 motors adopt the permagnetic synchronous motor without electric machine controller, motor control interface circuit at least comprises 2 inversion units and 2 rotor position detection unit, microprocessor drives the permagnetic synchronous motor without electric machine controller by inversion unit, the rotor position data of the permagnetic synchronous motor without electric machine controller is delivered to microprocessor by rotor position detection unit, omit the setting of original each electric machine controller separate configurations power supply and microprocessor, simplify circuit structure, delete overlapping Circnit Layout, greatly reduce product cost, reduce the wasting of resources, the radiating condition of centralized electric machine controller is better, solve original electric machine controller weak heat-dissipating to cause controlling instability problem, 2) multiple electric motors contains alternating current machine, and motor control interface circuit comprises relay and drive circuit thereof, and microprocessor controls alternating current machine by relay and drive circuit thereof, and adaptability is wider, 3) multiple electric motors is all the permagnetic synchronous motor without electric machine controller, motor control interface circuit comprises multiple inversion unit and multiple rotor position detection unit, microprocessor is connected with 1 motor with 1 rotor position detection unit by 1 inversion unit, energy-conservation object can be realized to greatest extent, reduce product cost simultaneously.4) rotor position detection unit described in is phase current sensing unit, and rotor position data is calculated by real-time phase current, can simplify connection, not adopt Hall element, reduce costs; 5) power unit, microprocessor, user interface and memory are integrated on a main circuit board, 1 inversion unit and 1 rotor position detection unit are integrated on one piece of sub-wiring board, main circuit board is connected by plug port and connector with the sub-wiring board of more than 2 pieces or 2 pieces, arbitrarily can configure according to actual conditions, flexible and convenient to use.
Accompanying drawing illustrates:
Fig. 1 is the block diagram of embodiments of the invention one;
Fig. 2 is the concrete block diagram of Fig. 1;
Fig. 3 is the circuit diagram of inversion unit of the present invention and rotor position detection unit
The block diagram of Fig. 4 embodiments of the invention two.
Fig. 5 is the block diagram of embodiments of the invention three;
Fig. 6 is the concrete enforcement structure chart of Fig. 5;
The block diagram of the embodiments of the invention four of Fig. 7;
Fig. 8 is the block diagram of embodiments of the invention five.
Embodiment:
Below by specific embodiment, also the present invention is described in further detail by reference to the accompanying drawings.
Embodiment one: Fig. 1, shown in Fig. 2, a kind of centralized electric machine controller controlling multiple electric motors, it is connected on application system controller, the instruction being used for receiving application system controller controls multiple stage independently machine operation, it comprises power unit, microprocessor, motor control interface circuit and multiple electric motors, power unit is each several part circuit supply, microprocessor is by motor control interface control circui multiple electric motors, described multiple electric motors is 3, be respectively the first motor, second motor and the 3rd motor, first motor and the second motor adopt the permagnetic synchronous motor without electric machine controller, 3rd motor is alternating current machine, motor control interface circuit comprises 2 inversion units, the relay on 2 rotor position detection unit and 1 tunnel and drive circuit thereof, microprocessor drives the permagnetic synchronous motor without electric machine controller by inversion unit, the rotor position data of the permagnetic synchronous motor without electric machine controller is delivered to microprocessor by rotor position detection unit.Wherein 1 inversion unit, 1 rotor position detection unit are connected with a permagnetic synchronous motor without electric machine controller.Microprocessor passes through relay and drive circuit control the 3rd motor thereof on 1 tunnel, described application system controller is air conditioning system controller, HVAC system controller, pumping system controller, washing machine controller, automobile controller, and microprocessor is connected with application system controller by user interface.
As shown in Figure 3, permagnetic synchronous motor without electric machine controller of the present invention is controlled by machine Micro-processor MCV, described rotor position detection unit is phase current sensing unit, rotor position data is calculated by real-time phase current, phase current sensing unit mainly comprises resistance R20 and A/D to be changed, adopt the mode of the vector control of position-sensor-free, the phase current of detection motor winding also calculates rotor-position, utilize multiple IGBT switch Q1 of inverter circuit (INVERTER), Q2, Q3, Q4, Q5, Q6 controls machine winding current, circuit structure is simple, measuring-signal is few, connect simple, simplify circuit structure, reduce costs further.Microprocessor is also connected with user interface, and microprocessor is connected with application system controller by user interface; Built-in or the external memory of microprocessor, memory stores motor operating parameter and operational mode.The connection of 1 rotor position detection unit and 1 inversion unit and microprocessor is only indicated in Fig. 3.Power unit, microprocessor, user interface and memory are integrated on a main circuit board, 1 inversion unit and 1 rotor position detection unit are integrated on one piece of sub-wiring board, main circuit board is connected by plug port and connector with the sub-wiring board of more than 2 pieces or 2 pieces, arbitrarily can configure according to actual conditions, flexible and convenient to use.
Embodiment two: as shown in Figure 4, be with the difference of embodiment one: the first motor, the second motor, the 3rd motor all adopt the permagnetic synchronous motor without electric machine controller, motor control interface circuit at least comprises 3 inversion units, 3 rotor position detection unit, the rotor position data that 3 rotor position detection unit detect 3 motors respectively delivers to microprocessor, and microprocessor drives 3 without the permagnetic synchronous motor of electric machine controller respectively by 3 inversion units.
Embodiment three: as Fig. 5, shown in Fig. 6, be with the difference of embodiment 1: microprocessor is by motor control interface control circui 4 motors, be respectively the first motor, second motor, 3rd motor and the 4th motor, first motor and the second motor adopt the permagnetic synchronous motor without electric machine controller, 3rd motor and the 4th motor are alternating current machines, motor control interface circuit comprises 2 inversion units, the relay on 2 rotor position detection unit and 2 tunnels and drive circuit thereof, microprocessor drives the first motor and the second motor respectively by 2 inversion units, the rotor position data of the first motor and the second motor is delivered to microprocessor by 2 rotor position detection unit respectively, microprocessor controls the 3rd motor and the 4th motor respectively respectively by the relay on 2 tunnels and drive circuit thereof.
Shown in embodiment four: Fig. 7, be with the difference of embodiment three: microprocessor is by motor control interface control circui 4 motors, be respectively the first motor, second motor, 3rd motor and the 4th motor, first motor, second motor and the 3rd motor all adopt the permagnetic synchronous motor without electric machine controller, 4th motor is alternating current machine, motor control interface circuit comprises 3 inversion units, the relay on 3 rotor position detection unit and 1 tunnel and drive circuit thereof, microprocessor drives the first motor respectively by 3 inversion units, second motor and the 3rd motor, 3 rotor position detection unit are respectively by the first motor, the rotor position data of the second motor and the 3rd motor delivers to microprocessor, microprocessor controls the 4th motor respectively respectively by the relay on 1 tunnel and drive circuit thereof.
Shown in embodiment five: Fig. 8, be with the difference of embodiment four: microprocessor is by motor control interface control circui 4 motors, be respectively the first motor, second motor, 3rd motor and the 4th motor, first motor, second motor, 3rd motor and the 4th motor all adopt the permagnetic synchronous motor without electric machine controller, motor control interface circuit comprises 4 inversion units and 4 rotor position detection unit, microprocessor drives the first motor respectively by 4 inversion units, second motor, 3rd motor and the 4th motor, 4 rotor position detection unit are respectively by the first motor, second motor, the rotor position data of the 3rd motor and the 4th motor delivers to microprocessor.
Claims (7)
1. one kind controls the centralized electric machine controller of multiple electric motors, it is connected on application system controller, the instruction being used for receiving application system controller controls multiple stage independently machine operation, it is characterized in that: it comprises power unit, microprocessor, motor control interface circuit and multiple electric motors, power unit is each several part circuit supply, microprocessor is by motor control interface control circui multiple electric motors, described multiple electric motors is more than 3 or 3, at least 2 motors adopt the permagnetic synchronous motor without electric machine controller, motor control interface circuit at least comprises 2 inversion units and 2 rotor position detection unit, microprocessor drives the permagnetic synchronous motor without electric machine controller by inversion unit, the rotor position data of the permagnetic synchronous motor without electric machine controller is delivered to microprocessor by rotor position detection unit.
2. a kind of centralized electric machine controller controlling multiple electric motors according to claim 1, it is characterized in that: described multiple electric motors contains alternating current machine, motor control interface circuit comprises relay and drive circuit thereof, and microprocessor controls alternating current machine by relay and drive circuit thereof.
3. a kind of centralized electric machine controller controlling multiple electric motors according to claim 1, it is characterized in that: described multiple electric motors is all the permagnetic synchronous motor without electric machine controller, motor control interface circuit comprises multiple inversion unit and multiple rotor position detection unit, and microprocessor is connected with 1 motor with 1 rotor position detection unit by 1 inversion unit.
4. a kind of centralized electric machine controller controlling multiple electric motors according to claim 1,2 or 3, is characterized in that: described rotor position detection unit is phase current sensing unit, and rotor position data is calculated by real-time phase current.
5. a kind of centralized electric machine controller controlling multiple electric motors according to claim 4, is characterized in that: the built-in or external memory of microprocessor, and memory stores motor operating parameter and operational mode.
6. a kind of centralized electric machine controller controlling multiple electric motors according to claim 5, it is characterized in that: described application system controller is air conditioning system controller, HVAC system controller, pumping system controller, washing machine controller, automobile controller, and microprocessor is connected with application system controller by user interface.
7. a kind of centralized electric machine controller controlling multiple electric motors according to claim 6, it is characterized in that: power unit, microprocessor, user interface and memory are integrated on a main circuit board, 1 inversion unit and 1 rotor position detection unit are integrated on one piece of sub-wiring board, main circuit board is connected by plug port and connector with sub-wiring board.
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210265261.7A CN102769418B (en) | 2012-07-28 | 2012-07-28 | Centralized motor controller for controlling a plurality of motors |
| PCT/CN2013/073229 WO2014019373A1 (en) | 2012-07-28 | 2013-03-26 | Centralized motor controller for controlling multiple motors |
| US14/334,620 US9859825B2 (en) | 2012-07-28 | 2014-07-17 | Centralized motor controller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210265261.7A CN102769418B (en) | 2012-07-28 | 2012-07-28 | Centralized motor controller for controlling a plurality of motors |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102769418A CN102769418A (en) | 2012-11-07 |
| CN102769418B true CN102769418B (en) | 2014-12-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210265261.7A Active CN102769418B (en) | 2012-07-28 | 2012-07-28 | Centralized motor controller for controlling a plurality of motors |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN102769418B (en) |
| WO (1) | WO2014019373A1 (en) |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102748834B (en) * | 2012-07-21 | 2014-08-13 | 中山大洋电机股份有限公司 | HVAC (heating ventilation and air conditioning) control system of household central air conditioner |
| US10234165B2 (en) | 2012-07-21 | 2019-03-19 | Zhongshan Broad-Ocean Motor Co., Ltd. | HVAC control system for household central air conditioning |
| CN102769418B (en) * | 2012-07-28 | 2014-12-17 | 中山大洋电机股份有限公司 | Centralized motor controller for controlling a plurality of motors |
| CN104167978A (en) * | 2013-05-20 | 2014-11-26 | 安川电机（中国）有限公司 | Motor control device and motor driving system |
| KR20170132737A (en) * | 2015-04-02 | 2017-12-04 | 아지토 모션 시스템즈 엘티디 | Centralized network connected topology for motion-related control systems |
| CN105375828A (en) * | 2015-11-12 | 2016-03-02 | 简式国际汽车设计（北京）有限公司 | Automotive four-motor controller and control system |
| CN106452205A (en) * | 2016-08-09 | 2017-02-22 | 南京航空航天大学 | Electric actuation system and control method thereof |
| CN109245624A (en) * | 2018-10-26 | 2019-01-18 | 苏州安驰控制***有限公司 | A kind of wire drawing machine integrated control device |
| CN114499035B (en) * | 2020-10-26 | 2024-01-23 | 北京机械设备研究所 | Electric steering engine system directly driven by outer rotor permanent magnet synchronous motor |
| CN113824366A (en) * | 2021-10-12 | 2021-12-21 | 上海致控驱动技术有限公司 | Automatic zero setting device for multiple permanent magnet synchronous motors |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1492199A (en) * | 2002-10-23 | 2004-04-28 | 上海日立电器有限公司 | Digital intelligent flow distribution controller |
| CN101132159A (en) * | 2006-08-22 | 2008-02-27 | 深圳市艾特航模有限公司 | Brushless motor controller |
| CN101464032A (en) * | 2007-12-20 | 2009-06-24 | 珠海格力电器股份有限公司 | Sinusoidal direct-current variable-frequency air conditioner controller and control method thereof |
| CN102136817A (en) * | 2010-01-25 | 2011-07-27 | 北京理工大学 | Multi-motor synchronous/asynchronous driving system of electric vehicle |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010130837A (en) * | 2008-11-28 | 2010-06-10 | Toshiba Corp | Motor drive controller for railcar |
| CN102769418B (en) * | 2012-07-28 | 2014-12-17 | 中山大洋电机股份有限公司 | Centralized motor controller for controlling a plurality of motors |
-
2012
- 2012-07-28 CN CN201210265261.7A patent/CN102769418B/en active Active
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2013
- 2013-03-26 WO PCT/CN2013/073229 patent/WO2014019373A1/en active Application Filing
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1492199A (en) * | 2002-10-23 | 2004-04-28 | 上海日立电器有限公司 | Digital intelligent flow distribution controller |
| CN101132159A (en) * | 2006-08-22 | 2008-02-27 | 深圳市艾特航模有限公司 | Brushless motor controller |
| CN101464032A (en) * | 2007-12-20 | 2009-06-24 | 珠海格力电器股份有限公司 | Sinusoidal direct-current variable-frequency air conditioner controller and control method thereof |
| CN102136817A (en) * | 2010-01-25 | 2011-07-27 | 北京理工大学 | Multi-motor synchronous/asynchronous driving system of electric vehicle |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2014019373A1 (en) | 2014-02-06 |
| CN102769418A (en) | 2012-11-07 |
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