CN105515480A - Motor control method, control device and air conditioner - Google Patents
Motor control method, control device and air conditioner Download PDFInfo
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- CN105515480A CN105515480A CN201610049710.2A CN201610049710A CN105515480A CN 105515480 A CN105515480 A CN 105515480A CN 201610049710 A CN201610049710 A CN 201610049710A CN 105515480 A CN105515480 A CN 105515480A
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- motor
- controling parameters
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- identification parameter
- described motor
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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
- H02P21/00—Arrangements or methods for the control of electric machines by vector control, e.g. by control of field orientation
- H02P21/0003—Control strategies in general, e.g. linear type, e.g. P, PI, PID, using robust control
- H02P21/0021—Control strategies in general, e.g. linear type, e.g. P, PI, PID, using robust control using different modes of control depending on a parameter, e.g. the speed
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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
- H02P2209/00—Indexing scheme relating to controlling arrangements characterised by the waveform of the supplied voltage or current
- H02P2209/11—Sinusoidal waveform
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Control Of Electric Motors In General (AREA)
Abstract
The invention provides a motor control method, a control device and an air conditioner. The motor control method includes the steps that recognition parameters of motors are detected; according to the recognition parameters, control parameters used for controlling running of the motors are acquired; according to the control parameters, the motors are controlled to run. According to the technical scheme, the types of the motors can be differentiated by recognizing parameters showing motor characteristics, and therefore the corresponding control parameters can be selected to control the motors, and management, use and after-sales repair of the motors are greatly facilitated.
Description
Technical field
The present invention relates to technical field of motors, in particular to control device and a kind of air conditioner of a kind of control method of motor, a kind of motor.
Background technology
Because non-brush permanent-magnet DC motor is energy-efficient, increasing air conditioner brings into use non-brush permanent-magnet DC motor as the power of compressor and blower fan.Controlling without position sine wave vector in the technology of non-brush permanent-magnet DC motor, needing the relevant parameter (resistance value etc. as winding) knowing non-brush permanent-magnet DC motor more accurately could control non-brush permanent-magnet DC motor more efficiently afterwards.Common way is that a non-brush permanent-magnet DC motor is worked out a set of program to control, if motor model is too many, the control program of establishment can be caused more, is unfavorable for managing, uses and the after-sales service of motor.
Therefore, how easily motor can be managed, to use and after-sales service becomes technical problem urgently to be resolved hurrily.
Summary of the invention
The present invention is intended at least to solve one of technical problem existed in prior art or correlation technique.
For this reason, one object of the present invention is the control program proposing a kind of new motor, is very easy to the management of motor, use and after-sales service.
Another object of the present invention is to propose a kind of air conditioner.
For achieving the above object, embodiment according to a first aspect of the invention, proposes a kind of control method of motor, comprising: the identification parameter detecting motor; According to described identification parameter, obtain the controling parameters run for controlling described motor; According to described controling parameters, control described motor and run.
The control method of motor according to an embodiment of the invention, because the identification parameter of different types of motor is (as the resistance of winding, inductance, magnetic flux etc.) different, therefore by the identification parameter according to motor, obtain corresponding controling parameters, and then control motor operation according to the controling parameters got, make without the need to working out different control programs respectively for many moneys motor, and only need to work out general control program and pass through the automatic identification parameter identifying motor, to determine that corresponding controling parameters can realize controlling many moneys motor, be very easy to the management of motor, use and after-sales service.
Wherein, motor can be non-brush permanent-magnet DC motor.
The control method of motor according to the abovementioned embodiments of the present invention, can also have following technical characteristic:
According to one embodiment of present invention, according to described identification parameter, obtaining the step for controlling the controling parameters that described motor runs, specifically comprising: the model determining described motor according to described identification parameter; According to the model of described motor, obtain the controling parameters corresponding with the model of described motor, and using the controling parameters that gets as the controling parameters controlling described motor and run.
The control method of motor according to an embodiment of the invention, because the identification parameter of the motor of different model is different, therefore according to the model of the identification parameter determination motor detected, and then can get the controling parameters corresponding with the model of motor.
According to one embodiment of present invention, in the model according to described motor, before obtaining the step of the controling parameters corresponding with the model of described motor, also comprise: the model storing at least one motor, and the controling parameters corresponding with the model of often kind of motor.
According to one embodiment of present invention, also comprise: if the identification parameter of described motor do not detected, then carry out alarm.Wherein, alarm can be send corresponding sound and/or show corresponding information.
In another embodiment of the present invention, also at least one identification parameter can be stored in advance, and the controling parameters corresponding with each identification parameter, and then after the identification parameter of motor being detected, directly get the controling parameters of motor according to identification parameter.
According to one embodiment of present invention, described identification parameter comprises following one or more combination: the resistance value of the winding of described motor, the inductance value of the winding of described motor and the magnetic flux of described motor.
Embodiment according to a second aspect of the present invention, also proposed a kind of control device of motor, comprising: detecting unit, for detecting the identification parameter of motor; Acquiring unit, for according to described identification parameter, obtains the controling parameters run for controlling described motor; Control unit, for according to described controling parameters, controls described motor and runs.
The control device of motor according to an embodiment of the invention, because the identification parameter of different types of motor is (as the resistance of winding, inductance, magnetic flux etc.) different, therefore by the identification parameter according to motor, obtain corresponding controling parameters, and then control motor operation according to the controling parameters got, make without the need to working out different control programs respectively for many moneys motor, and only need to work out general control program and pass through the automatic identification parameter identifying motor, to determine that corresponding controling parameters can realize controlling many moneys motor, be very easy to the management of motor, use and after-sales service.
The control device of motor according to the abovementioned embodiments of the present invention, can also have following technical characteristic:
According to one embodiment of present invention, described acquiring unit comprises: determining unit, for determining the model of described motor according to described identification parameter; Performance element, for the model according to described motor, obtains the controling parameters corresponding with the model of described motor, and using the controling parameters that gets as the controling parameters controlling described motor and run.
The control method of motor according to an embodiment of the invention, because the identification parameter of the motor of different model is different, therefore according to the model of the identification parameter determination motor detected, and then can get the controling parameters corresponding with the model of motor.
According to one embodiment of present invention, also comprise: memory cell, for storing the model of at least one motor, and the controling parameters corresponding with the model of often kind of motor.
According to one embodiment of present invention, also comprise: Tip element, for when described detecting unit does not detect the identification parameter of described motor, carry out alarm.Wherein, alarm can be send corresponding sound and/or show corresponding information.
According to one embodiment of present invention, described identification parameter comprises following one or more combination: the resistance value of the winding of described motor, the inductance value of the winding of described motor and the magnetic flux of described motor.
Embodiment according to a third aspect of the present invention, also proposed a kind of air conditioner, comprising: at least one motor; And as the control device of the motor described in above-mentioned any embodiment.
Wherein, the motor in air conditioner can be the motor of blower fan, also can be the motor of compressor.
Additional aspect of the present invention and advantage will part provide in the following description, and part will become obvious from the following description, or be recognized by practice of the present invention.
Accompanying drawing explanation
Above-mentioned and/or additional aspect of the present invention and advantage will become obvious and easy understand from accompanying drawing below combining to the description of embodiment, wherein:
Fig. 1 shows the schematic flow diagram of the control method of motor according to an embodiment of the invention;
Fig. 2 shows the schematic block diagram of the control device of motor according to an embodiment of the invention;
Fig. 3 shows the schematic block diagram of the control system of motor according to an embodiment of the invention;
Fig. 4 shows the schematic flow diagram of the control method of motor according to another embodiment of the invention.
Embodiment
In order to more clearly understand above-mentioned purpose of the present invention, feature and advantage, below in conjunction with the drawings and specific embodiments, the present invention is further described in detail.It should be noted that, when not conflicting, the feature in the embodiment of the application and embodiment can combine mutually.
Set forth a lot of detail in the following description so that fully understand the present invention; but; the present invention can also adopt other to be different from other modes described here and implement, and therefore, protection scope of the present invention is not by the restriction of following public specific embodiment.
Fig. 1 shows the schematic flow diagram of the control method of motor according to an embodiment of the invention.
As shown in Figure 1, the control method of motor according to an embodiment of the invention, comprising:
Step 102, detects the identification parameter of motor;
Step 104, according to described identification parameter, obtains the controling parameters run for controlling described motor;
Step 106, according to described controling parameters, controls described motor and runs.
Because the identification parameter (resistance, inductance, magnetic flux etc. as winding) of different types of motor is different, therefore by the identification parameter according to motor, obtain corresponding controling parameters, and then control motor operation according to the controling parameters got, make without the need to working out different control programs respectively for many moneys motor, and only need to work out general control program and pass through the automatic identification parameter identifying motor, to determine that corresponding controling parameters can realize controlling many moneys motor, be very easy to the management of motor, use and after-sales service.
Wherein, motor can be non-brush permanent-magnet DC motor.
The control method of motor according to the abovementioned embodiments of the present invention, can also have following technical characteristic:
According to one embodiment of present invention, according to described identification parameter, obtaining the step for controlling the controling parameters that described motor runs, specifically comprising: the model determining described motor according to described identification parameter; According to the model of described motor, obtain the controling parameters corresponding with the model of described motor, and using the controling parameters that gets as the controling parameters controlling described motor and run.
Because the identification parameter of the motor of different model is different, therefore according to the model of the identification parameter determination motor detected, and then the controling parameters corresponding with the model of motor can be got.
According to one embodiment of present invention, in the model according to described motor, before obtaining the step of the controling parameters corresponding with the model of described motor, also comprise: the model storing at least one motor, and the controling parameters corresponding with the model of often kind of motor.
According to one embodiment of present invention, also comprise: if the identification parameter of described motor do not detected, then carry out alarm.Wherein, alarm can be send corresponding sound and/or show corresponding information.
In another embodiment of the present invention, also at least one identification parameter can be stored in advance, and the controling parameters corresponding with each identification parameter, and then after the identification parameter of motor being detected, directly get the controling parameters of motor according to identification parameter.
According to one embodiment of present invention, described identification parameter comprises following one or more combination: the resistance value of the winding of described motor, the inductance value of the winding of described motor and the magnetic flux of described motor.
Fig. 2 shows the schematic block diagram of the control device of motor according to an embodiment of the invention.
As shown in Figure 2, the control device 200 of motor according to an embodiment of the invention, comprising: detecting unit 202, acquiring unit 204 and control unit 206.
Wherein, detecting unit 202, for detecting the identification parameter of motor; Acquiring unit 204, for according to described identification parameter, obtains the controling parameters run for controlling described motor; Control unit 206, for according to described controling parameters, controls described motor and runs.
Because the identification parameter (resistance, inductance, magnetic flux etc. as winding) of different types of motor is different, therefore by the identification parameter according to motor, obtain corresponding controling parameters, and then control motor operation according to the controling parameters got, make without the need to working out different control programs respectively for many moneys motor, and only need to work out general control program and pass through the automatic identification parameter identifying motor, to determine that corresponding controling parameters can realize controlling many moneys motor, be very easy to the management of motor, use and after-sales service.
The control device 200 of motor according to the abovementioned embodiments of the present invention, can also have following technical characteristic:
According to one embodiment of present invention, described acquiring unit 204 comprises: determining unit 2042, for determining the model of described motor according to described identification parameter; Performance element 2044, for the model according to described motor, obtains the controling parameters corresponding with the model of described motor, and using the controling parameters that gets as the controling parameters controlling described motor and run.
Because the identification parameter of the motor of different model is different, therefore according to the model of the identification parameter determination motor detected, and then the controling parameters corresponding with the model of motor can be got.
According to one embodiment of present invention, also comprise: memory cell 208, for storing the model of at least one motor, and the controling parameters corresponding with the model of often kind of motor.
According to one embodiment of present invention, also comprise: Tip element 210, for when described detecting unit 202 does not detect the identification parameter of described motor, carry out alarm.Wherein, alarm can be send corresponding sound and/or show corresponding information.
According to one embodiment of present invention, described identification parameter comprises following one or more combination: the resistance value of the winding of described motor, the inductance value of the winding of described motor and the magnetic flux of described motor.
The invention allows for a kind of air conditioner, comprising: at least one motor; And the control device 200 of motor as shown in Figure 2.
Wherein, the motor in air conditioner can be the motor of blower fan, also can be the motor of compressor.
Fig. 3 shows the schematic block diagram of the control system of motor according to an embodiment of the invention.
As shown in Figure 3, the control system 300 of motor according to an embodiment of the invention, comprising: central processing unit 302, memory 308, motor control module 304, direct current machine 306, display module 310.
Wherein, central processing unit 302 controls motor control module 304 and display module 310, memory 308 is used for storing the parameter controlled motor determined, motor control module 304 controls direct current machine 306, and (direct current machine 306 can be non-brush permanent-magnet DC motor, both can be the non-brush permanent-magnet DC motor of the blower fan of air conditioner, also can be the non-brush permanent-magnet DC motor of frequency-changeable compressor) run, display module 310 is used for showing error message etc.
The course of work of the control system of the motor shown in Fig. 3 is as follows:
Air conditioner is when powering on operation at every turn, first the identification resistance of each non-brush permanent-magnet DC motor is detected, then according to identification resistance value determination motor model, then pass through the corresponding relation between the built-in motor model of search program and controling parameters, determine the operational factor of this kind of motor.Central processing unit 302 runs non-brush permanent-magnet DC motor according to the parameter determined again.Wherein, to the identification of non-brush permanent-magnet DC motor also can in officely what is the need for want time, and be not limited only to air conditioner power on run time.
Specifically comprise following steps:
S0: air conditioner devises n non-brush permanent-magnet DC motor (n >=1) when dispatching from the factory, the identification resistance of n non-brush permanent-magnet DC motor is respectively R1, R2 ... Rn.The controling parameters of the corresponding non-brush permanent-magnet DC motor of each identification resistance, and the identification resistance of the built-in all non-brush permanent-magnet DC motors of program and corresponding controling parameters.
S1: non-brush permanent-magnet DC motor identification: the identification resistance first detecting first non-brush permanent-magnet DC motor, then according to identification resistance value determination motor model, again by the corresponding relation that search program is built-in, determine the operational factor of this kind of motor, parameter is write in memory 308.Use the same method the identification resistance of identification second non-brush permanent-magnet DC motor, then according to identification resistance value determination motor model, then determines the operational factor of this kind of motor, parameter is write in memory 308 ... all motors have been detected always.
S2: non-brush permanent-magnet DC motor controls: central processing unit 302 sends to corresponding motor control module 304 the controling parameters of every platform non-brush permanent-magnet DC motor, and motor control module 304 controls direct current machine 306 according to parameter and runs.
Treatment on special problems: if identification resistance do not detected, then program reports an error, display module 310 shows error message.
Fig. 4 shows the schematic flow diagram of the control method of motor according to another embodiment of the invention.
As shown in Figure 4, the control method of motor according to another embodiment of the invention, comprising:
Step 402, makes power on register A=0, current motor numbering m=1.
Step 404, resistance register R1 ... Rn=0, resistance error register B1 ... Bn=0.
Step 406, judges whether A=0 sets up, and if so, then terminates; Otherwise, perform step 408.
Step 408, judges whether to need to identify motor, if so, then performs step 410; Otherwise, terminate.
Step 410, detects the identification resistance Rm of m motor.
Step 412, judges whether Rm to be detected, if so, then performs step 414; Otherwise, perform step 418.
Step 414, the Motor control parameters that Rm is corresponding issues corresponding motor control module.
Step 416, makes A=1, performs step 422.
Step 418, Bm=1.
Step 420, display error message, performs step 422.
Step 422, judges whether m=n sets up, and if so, then terminates; Otherwise, perform step 424.
Step 424, makes m=m+1, performs step 410.
Wherein, the identification resistance of permanent-magnet brushless DC electric machine can be built in motor, also can be placed on outside motor.Identify that resistance can be the resistance of the winding of permanent-magnet brushless DC electric machine.
In the embodiment shown in Fig. 3 and Fig. 4, be illustrated to distinguish motor type by identification resistance, those skilled in the art is it is to be appreciated that also can distinguish the type of motor in other embodiments of the invention by the parameter of the embodiment such as inductance, the magnetic flux motor characteristic identifying winding.Further, when by identifying that the parameter of motor distinguishes the type of motor, not only can by identifying that a parameter is distinguished, and can by identifying multiple parameter to distinguish simultaneously.
More than be described with reference to the accompanying drawings technical scheme of the present invention, the present invention proposes a kind of control program of new motor, can by identifying that the parameter embodying direct current machine characteristic distinguishes the type of motor, and then corresponding controling parameters can be chosen direct current machine is controlled, be very easy to the management of motor, use and after-sales service.
The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, for a person skilled in the art, the present invention can have various modifications and variations.Within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (11)
1. a control method for motor, is characterized in that, comprising:
Detect the identification parameter of motor;
According to described identification parameter, obtain the controling parameters run for controlling described motor;
According to described controling parameters, control described motor and run.
2. the control method of motor according to claim 1, is characterized in that, according to described identification parameter, obtaining the step for controlling the controling parameters that described motor runs, specifically comprising:
The model of described motor is determined according to described identification parameter;
According to the model of described motor, obtain the controling parameters corresponding with the model of described motor, and using the controling parameters that gets as the controling parameters controlling described motor and run.
3. the control method of motor according to claim 2, it is characterized in that, in the model according to described motor, before obtaining the step of the controling parameters corresponding with the model of described motor, also comprise: the model storing at least one motor, and the controling parameters corresponding with the model of often kind of motor.
4. the control method of motor according to claim 1, is characterized in that, also comprises:
If the identification parameter of described motor do not detected, then carry out alarm.
5. the control method of motor according to any one of claim 1 to 4, is characterized in that, described identification parameter comprises following one or more combination:
The resistance value of the winding of described motor, the inductance value of the winding of described motor and the magnetic flux of described motor.
6. a control device for motor, is characterized in that, comprising:
Detecting unit, for detecting the identification parameter of motor;
Acquiring unit, for according to described identification parameter, obtains the controling parameters run for controlling described motor;
Control unit, for according to described controling parameters, controls described motor and runs.
7. the control device of motor according to claim 6, is characterized in that, described acquiring unit comprises:
Determining unit, for determining the model of described motor according to described identification parameter;
Performance element, for the model according to described motor, obtains the controling parameters corresponding with the model of described motor, and using the controling parameters that gets as the controling parameters controlling described motor and run.
8. the control device of motor according to claim 7, is characterized in that, also comprises:
Memory cell, for storing the model of at least one motor, and the controling parameters corresponding with the model of often kind of motor.
9. the control device of motor according to claim 6, is characterized in that, also comprises:
Tip element, for when described detecting unit does not detect the identification parameter of described motor, carries out alarm.
10. the control device of the motor according to any one of claim 6 to 9, is characterized in that, described identification parameter comprises following one or more combination:
The resistance value of the winding of described motor, the inductance value of the winding of described motor and the magnetic flux of described motor.
11. 1 kinds of air conditioners, is characterized in that, comprising:
At least one motor; And
The control device of the motor according to any one of claim 6 to 10.
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| CN201610049710.2A CN105515480A (en) | 2016-01-25 | 2016-01-25 | Motor control method, control device and air conditioner |
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| CN201610049710.2A CN105515480A (en) | 2016-01-25 | 2016-01-25 | Motor control method, control device and air conditioner |
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