CN102769418A - 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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- CN102769418A CN102769418A CN2012102652617A CN201210265261A CN102769418A CN 102769418 A CN102769418 A CN 102769418A CN 2012102652617 A CN2012102652617 A CN 2012102652617A CN 201210265261 A CN201210265261 A CN 201210265261A CN 102769418 A CN102769418 A CN 102769418A
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- electric machine
- microprocessor
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- rotor position
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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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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 of controlling multiple electric motors.
Background technology:
In recent years,, product technology was required to improve constantly along with appliance field competition is growing more intense, as require the product energy-conserving and environment-protective, the intelligent degree of controllability is high, the construction cycle is short, noise is little etc.As core component---motor, become the critical component that solves the problems of the technologies described above undoubtedly, traditional motor adopts load motor PSC, and the single-phase alternating current engine efficiency is low, and relatively power consumption, noise are also big, and the controllability degree of intelligence is low.
Development along with motor technology; Permagnetic synchronous motor occurred, this kind motor must have electric machine controller, utilizes electric machine controller to realize the purpose of the electronic commutation of electric current; So in the industry also the someone be called for short ECM motor (electronically commutated motor); Permagnetic synchronous motor has energy-conserving and environment-protective, reliability and controllability all than higher, characteristics such as noise is little, easy realization intellectuality, can solve the deficiency of alternating current machine, therefore; Begin to use permagnetic synchronous motor in many equipment, to cut down the consumption of energy.
Present central air conditioner system; There is multiple electric motors in the equipment such as ventilating system, washing machine; The motor that has more than 2 or 2 adopts permagnetic synchronous motor; Every permanent magnet synchronous motors has the independent motor controller, and each electric machine controller all comprises independently power unit, microprocessor, inversion unit and rotor position detection unit.In the existing technical scheme; Each electric machine controller all is provided with power unit, microprocessor, inverter circuit and motor operating parameter detecting unit; Therefore cause The whole control partial circuit overlay configuration; Complex structure can not make full use of the hardware and software resource, certainly will cause the increase greatly of product cost and the waste of resource.In addition, electric machine controller is because arrangement space is limited, and heat radiation becomes comparatively stubborn problem.
Summary of the invention:
An object of the present invention is to provide a kind of centralized electric machine controller of controlling multiple electric motors; It adopts the permagnetic synchronous motor of at least 2 no electric machine controller; The inversion unit and the rotor position detection unit of permagnetic synchronous motor are integrated in centralized electric machine controller; The microprocessor of centralized electric machine controller the inside is deleted overlapping circuit arrangement through the permagnetic synchronous motor of the no electric machine controller of cooperation control of inversion unit, rotor position detection unit, simplifies circuit structure; Reduce product cost greatly, reduce the wasting of resources.
The objective of the invention is to be achieved through following technical proposals:
A kind of centralized electric machine controller of controlling multiple electric motors; It is connected on the application system controller; Be used for receiving the machine operation of the many platform independent of commands for controlling of application system controller, it comprises power unit, microprocessor, Electric Machine Control interface circuit, multiple electric motors, and power unit is the each several part circuit supply; Microprocessor is through Electric Machine Control interface circuit control multiple electric motors; Described multiple electric motors is 3 or more than 3, and at least one motor adopts the permagnetic synchronous motor of no electric machine controller, and the Electric Machine Control interface circuit comprises 2 inversion units and 2 rotor position detection unit at least; Microprocessor is through the permagnetic synchronous motor of the no electric machine controller of inversion unit driving, and rotor position detection unit will not have the rotor position data of the permagnetic synchronous motor of electric machine controller and delivers to microprocessor.
Above-mentioned described multiple electric motors contains alternating current machine, and the Electric Machine Control interface circuit comprises relay and drive circuit thereof, and microprocessor is through relay and drive circuit control alternating current machine thereof.
Above-mentioned described multiple electric motors is the permagnetic synchronous motor of no electric machine controller all; The Electric Machine Control interface circuit comprises a plurality of inversion units and a plurality of rotor position detection unit, and microprocessor is connected with 1 motor with 1 rotor position detection unit through 1 inversion unit.
Above-mentioned described rotor position detection unit is the phase current detecting unit, and rotor position data calculates through real-time phase current.
Built-in or the external memory of above-mentioned described microprocessor, 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 the application system controller through user interface.
Above-mentioned described power unit, microprocessor, user interface and memory are integrated on the main circuit board; 1 inversion unit and 1 rotor position detection unit are integrated on the sub-wiring board, and main circuit board is connected with connector through patching port with sub-wiring board.
The present invention compared with prior art has following advantage: 1) the centralized electric machine controller of control multiple electric motors of the present invention; It is connected on the application system controller, is used for receiving the machine operation of the many platform independent of commands for controlling of application system controller, and it comprises power unit, microprocessor, Electric Machine Control interface circuit and multiple electric motors; Power unit is the each several part circuit supply; Microprocessor is through Electric Machine Control interface circuit control multiple electric motors, and described multiple electric motors is 3 or more than 3, at least 2 motors adopt the permagnetic synchronous motor of no electric machine controllers; The Electric Machine Control interface circuit comprises 2 inversion units and 2 rotor position detection unit at least; Microprocessor is through the permagnetic synchronous motor of the no electric machine controller of inversion unit driving, and rotor position detection unit will not have the rotor position data of the permagnetic synchronous motor of electric machine controller and delivers to microprocessor, omits the setting of original each electric machine controller separate configurations power supply and microprocessor; Simplify circuit structure; Delete overlapping circuit arrangement, reduce product cost greatly, reduce the wasting of resources; The radiating condition of centralized electric machine controller is better, solves original electric machine controller weak heat-dissipating and causes controlling instability problem; 2) multiple electric motors contains alternating current machine, and the Electric Machine Control interface circuit comprises relay and drive circuit thereof, and microprocessor is through relay and drive circuit control alternating current machine thereof, and adaptability is wider; 3) multiple electric motors is the permagnetic synchronous motor of no electric machine controller all; The Electric Machine Control interface circuit comprises a plurality of inversion units and a plurality of rotor position detection unit; Microprocessor is connected with 1 motor with 1 rotor position detection unit through 1 inversion unit; Can realize purpose of energy saving to greatest extent, reduce product cost simultaneously.4) described rotor position detection unit is the phase current detecting unit, and rotor position data calculates through real-time phase current, can simplify connection, does not adopt Hall element, reduces cost; 5) power unit, microprocessor, user interface and memory are integrated on the main circuit board; 1 inversion unit and 1 rotor position detection unit are integrated on the sub-wiring board; Main circuit board is connected with connector through patching port with 2 or sub-wiring board more than 2; Can arbitrarily dispose according to actual conditions, flexible and convenient to use.
Description of drawings:
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 practical implementation 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 through specific embodiment and combine accompanying drawing that the present invention is described in further detail.
Embodiment one: Fig. 1, shown in Figure 2; A kind of centralized electric machine controller of controlling multiple electric motors, it is connected on the application system controller, is used for receiving the machine operation of the many platform independent of commands for controlling of application system controller; It comprises power unit, microprocessor, Electric Machine Control interface circuit and multiple electric motors; Power unit is the each several part circuit supply, and microprocessor is through Electric Machine Control interface circuit control multiple electric motors, and described multiple electric motors is 3; Be respectively first motor, second motor and the 3rd motor; First motor and second motor adopt the permagnetic synchronous motor of no electric machine controller, and the 3rd motor is an alternating current machine, and the Electric Machine Control interface circuit comprises the relay and the drive circuit thereof of 2 inversion units, 2 rotor position detection unit and 1 tunnel; Microprocessor is through the permagnetic synchronous motor of the no electric machine controller of inversion unit driving, and rotor position detection unit will not have the rotor position data of the permagnetic synchronous motor of electric machine controller and delivers to microprocessor.Wherein 1 inversion unit, 1 rotor position detection unit are connected with the permagnetic synchronous motor of a no electric machine controller.Microprocessor is controlled the 3rd motor through 1 tunnel relay and drive circuit thereof; 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 the application system controller through user interface.
As shown in Figure 3, the permagnetic synchronous motor of no electric machine controller of the present invention is that described rotor position detection unit is the phase current detecting unit by machine microprocessor MCU control; Rotor position data calculates through real-time phase current, and the phase current detecting unit mainly comprises resistance R 20 and A/D conversion, adopts the mode of the vector control of position-sensor-free; Only detect the phase current of motor windings and calculate rotor-position, utilize a plurality of IGBT switch Q1, Q2, Q3, Q4, Q5, the Q6 of inverter circuit (INVERTER) to control the motor windings electric current, circuit structure is simple; Measuring-signal is few; Connect simply, simplify circuit structure, further reduce cost.Microprocessor also is connected with user interface, and microprocessor is connected with the application system controller through user interface; Built-in or the external memory of microprocessor, memory stores motor operating parameter and operational mode.Only express being connected of 1 rotor position detection unit and 1 inversion unit and microprocessor among Fig. 3.Power unit, microprocessor, user interface and memory are integrated on the main circuit board; 1 inversion unit and 1 rotor position detection unit are integrated on the sub-wiring board; Main circuit board is connected with connector through patching port with 2 or sub-wiring board more than 2; Can arbitrarily dispose according to actual conditions, flexible and convenient to use.
Embodiment two: as shown in Figure 4; Be with the difference of embodiment one: first motor, second motor, the 3rd motor all adopt the permagnetic synchronous motor of no electric machine controller; The Electric Machine Control interface circuit comprises 3 inversion units, 3 rotor position detection unit at least; The rotor position data that 3 rotor position detection unit detect 3 motors is respectively delivered to microprocessor, and microprocessor drives the permagnetic synchronous motor of 3 no electric machine controllers respectively through 3 inversion units.
Embodiment three: like Fig. 5, shown in Figure 6; Be with the difference of embodiment 1: microprocessor is through 4 motors of Electric Machine Control interface circuit control; Be respectively first motor, second motor, the 3rd motor and the 4th motor; First motor and second motor adopt the permagnetic synchronous motor of no electric machine controller; The 3rd motor and the 4th motor are alternating current machines, and the Electric Machine Control interface circuit comprises the relay and the drive circuit thereof of 2 inversion units, 2 rotor position detection unit and 2 tunnel, and microprocessor drives first motor and second motor respectively through 2 inversion units; 2 rotor position detection unit are delivered to microprocessor with the rotor position data of first motor and second motor respectively, and microprocessor is controlled the 3rd motor and the 4th motor respectively through 2 tunnel relay and drive circuit thereof respectively.
Embodiment four: shown in Figure 7; Be with the difference of embodiment three: microprocessor is through 4 motors of Electric Machine Control interface circuit control; Be respectively first motor, second motor, the 3rd motor and the 4th motor; First motor, second motor and the 3rd motor all adopt the permagnetic synchronous motor of no electric machine controller; The 4th motor is an alternating current machine, and the Electric Machine Control interface circuit comprises the relay and the drive circuit thereof of 3 inversion units, 3 rotor position detection unit and 1 tunnel, and microprocessor drives first motor, second motor and the 3rd motor respectively through 3 inversion units; 3 rotor position detection unit are delivered to microprocessor with the rotor position data of first motor, second motor and the 3rd motor respectively, and microprocessor is controlled the 4th motor respectively through 1 tunnel relay and drive circuit thereof respectively.
Embodiment five: shown in Figure 8; Be with the difference of embodiment four: microprocessor is through 4 motors of Electric Machine Control interface circuit control; Be respectively first motor, second motor, the 3rd motor and the 4th motor; First motor, second motor, the 3rd motor and the 4th motor all adopt the permagnetic synchronous motor of no electric machine controller; The Electric Machine Control interface circuit comprises 4 inversion units and 4 rotor position detection unit; Microprocessor drives first motor, second motor, the 3rd motor and the 4th motor respectively through 4 inversion units, and 4 rotor position detection unit are delivered to microprocessor with the rotor position data of first motor, second motor, the 3rd motor and the 4th motor respectively.
Claims (7)
1. centralized electric machine controller of controlling multiple electric motors; It is connected on the application system controller; Be used for receiving the machine operation of the many platform independent of commands for controlling of application system controller, it is characterized in that: it comprises power unit, microprocessor, Electric Machine Control interface circuit and multiple electric motors, and power unit is the each several part circuit supply; Microprocessor is through Electric Machine Control interface circuit control multiple electric motors; Described multiple electric motors is 3 or more than 3, and at least 2 motors adopt the permagnetic synchronous motor of no electric machine controllers, and the Electric Machine Control interface circuit comprises 2 inversion units and 2 rotor position detection unit at least; Microprocessor is through the permagnetic synchronous motor of the no electric machine controller of inversion unit driving, and rotor position detection unit will not have the rotor position data of the permagnetic synchronous motor of electric machine controller and delivers to microprocessor.
2. a kind of centralized electric machine controller of controlling multiple electric motors according to claim 1; It is characterized in that: described multiple electric motors contains alternating current machine; The Electric Machine Control interface circuit comprises relay and drive circuit thereof, and microprocessor is through relay and drive circuit control alternating current machine thereof.
3. a kind of centralized electric machine controller of controlling multiple electric motors according to claim 1; It is characterized in that: described multiple electric motors is the permagnetic synchronous motor of no electric machine controller all; The Electric Machine Control interface circuit comprises a plurality of inversion units and a plurality of rotor position detection unit, and microprocessor is connected with 1 motor with 1 rotor position detection unit through 1 inversion unit.
4. according to claim 1 or 2 or 3 described a kind of centralized electric machine controllers of controlling multiple electric motors, it is characterized in that: described rotor position detection unit is the phase current detecting unit, and rotor position data calculates through real-time phase current.
5. a kind of centralized electric machine controller of controlling multiple electric motors according to claim 5 is characterized in that: the built-in or external memory of microprocessor, memory stores motor operating parameter and operational mode.
6. a kind of centralized electric machine controller of 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 the application system controller through user interface.
7. a kind of centralized electric machine controller of controlling multiple electric motors according to claim 6; It is characterized in that: power unit, microprocessor, user interface and memory are integrated on the main circuit board; 1 inversion unit and 1 rotor position detection unit are integrated on the sub-wiring board, and main circuit board is connected with connector through patching port 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 true CN102769418A (en) | 2012-11-07 |
| CN102769418B 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 |
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| Country | Link |
|---|---|
| CN (1) | CN102769418B (en) |
| WO (1) | WO2014019373A1 (en) |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2014015678A1 (en) * | 2012-07-21 | 2014-01-30 | 中山大洋电机股份有限公司 | Hvac control system of household central air conditioner |
| WO2014019373A1 (en) * | 2012-07-28 | 2014-02-06 | 中山大洋电机股份有限公司 | Centralized motor controller for controlling multiple 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 |
| 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 |
| CN107431451A (en) * | 2015-04-02 | 2017-12-01 | 雅吉多移动系统有限公司 | For moving the centralized network topology of related Control System |
| CN109245624A (en) * | 2018-10-26 | 2019-01-18 | 苏州安驰控制系统有限公司 | A kind of wire drawing machine integrated control device |
| US10234165B2 (en) | 2012-07-21 | 2019-03-19 | Zhongshan Broad-Ocean Motor Co., Ltd. | HVAC control system for household central air conditioning |
| 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 |
| CN114499035A (en) * | 2020-10-26 | 2022-05-13 | 北京机械设备研究所 | Electric steering engine system directly driven by outer rotor permanent magnet synchronous motor |
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| 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 |
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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
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| 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 | Sine DC variable frequency air conditioner controller and its control method |
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Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2014015678A1 (en) * | 2012-07-21 | 2014-01-30 | 中山大洋电机股份有限公司 | Hvac 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 |
| WO2014019373A1 (en) * | 2012-07-28 | 2014-02-06 | 中山大洋电机股份有限公司 | Centralized motor controller for controlling multiple 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 |
| CN107431451A (en) * | 2015-04-02 | 2017-12-01 | 雅吉多移动系统有限公司 | For moving the centralized network topology of related Control System |
| 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 | 苏州安驰控制系统有限公司 | A kind of wire drawing machine integrated control device |
| CN114499035A (en) * | 2020-10-26 | 2022-05-13 | 北京机械设备研究所 | Electric steering engine system directly driven by outer rotor permanent magnet synchronous motor |
| 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 |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2014019373A1 (en) | 2014-02-06 |
| CN102769418B (en) | 2014-12-17 |
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