CN112984701A - Method and device for adjusting and controlling rotating speed of air conditioner motor, single chip microcomputer equipment and medium - Google Patents
Method and device for adjusting and controlling rotating speed of air conditioner motor, single chip microcomputer equipment and medium Download PDFInfo
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- CN112984701A CN112984701A CN202110277634.1A CN202110277634A CN112984701A CN 112984701 A CN112984701 A CN 112984701A CN 202110277634 A CN202110277634 A CN 202110277634A CN 112984701 A CN112984701 A CN 112984701A
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- 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
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- 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
- F24F11/50—Control or safety arrangements characterised by user interfaces or communication
- F24F11/61—Control or safety arrangements characterised by user interfaces or communication using timers
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- 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
- F24F11/62—Control or safety arrangements characterised by the type of control or by internal processing, e.g. using fuzzy logic, adaptive control or estimation of values
- F24F11/63—Electronic processing
- F24F11/64—Electronic processing using pre-stored data
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- 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
- F24F11/70—Control systems characterised by their outputs; Constructional details thereof
- F24F11/72—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure
- F24F11/74—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure for controlling air flow rate or air velocity
- F24F11/77—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure for controlling air flow rate or air velocity by controlling the speed of ventilators
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- 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
- F24F11/88—Electrical aspects, e.g. circuits
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/70—Efficient control or regulation technologies, e.g. for control of refrigerant flow, motor or heating
Abstract
The application relates to the field of air conditioner electric control, in particular to a method and a device for adjusting and controlling the rotating speed of an air conditioner motor, single-chip equipment and a computer readable storage medium, wherein the method comprises the following steps: the method comprises the steps of obtaining the output rotating speeds of motors at a plurality of moments after a swing air bar of the air conditioner is opened, comparing the output rotating speeds of the motors at the plurality of moments with the rated rotating speeds at corresponding moments, and determining the rotating speed difference at the plurality of moments; generating output rotating speeds of the motor at all times in a preset operation period according to the rotating speed difference value meeting a preset value and the time when the rotating speed difference value meets a preset condition; transmitting the output rotating speed of the motor into a rotating speed compensation model, and determining the compensation rotating speed of the motor at each moment in a preset operation period; compensating the output rotating speed of the motor based on the compensation rotating speed of the motor at each moment in the preset operation period, and adjusting the motor to operate at the corresponding target rotating speed. This application can improve the stability of motor speed and air-out.
Description
Technical Field
The present application relates to the field of air conditioner electric control, and in particular, to a method and an apparatus for controlling the adjustment of the rotation speed of an air conditioner motor, a single chip device, and a computer readable storage medium.
Background
Along with the continuous development of the household appliance industry, air conditioners increasingly enter families, the air output of the air conditioners is realized through the rotation of a motor, the problems existing in the existing air conditioner motor are that during the operation of the air conditioners, the actual rotating speed of the motor is different from the limit rotating speed set by software, the operation of the motor is unstable, the air output is unstable, the existing solution means is to detect the rotating speed of the existing air conditioner motor constantly and compare the rotating speed with the target rotating speed, if the rotating speed is slow, the motor is accelerated by increasing electric power, if the rotating speed is fast, the motor is decelerated by reducing the electric power, and the scheme leads to the problem that the air output of the air conditioners is unstable due to the fact that the national language of the adjustment of the rotating speed of.
Disclosure of Invention
The application mainly aims to provide a method and a device for adjusting and controlling the rotating speed of an air conditioner motor, single chip microcomputer equipment and a computer readable storage medium, and aims to solve the problem that the air conditioner air output is unstable due to the fact that the current air conditioner motor lags in adjusting the rotating speed.
In order to achieve the above object, the present application provides a method for controlling and adjusting the rotation speed of an air conditioner motor, including:
the method comprises the steps of obtaining the output rotating speeds of motors at a plurality of moments after a swing air bar of the air conditioner is opened, comparing the output rotating speeds of the motors at the plurality of moments with the rated rotating speeds at corresponding moments, and determining the rotating speed difference at the plurality of moments;
generating output rotating speeds of the motor at all times in a preset operation period according to the rotating speed difference value meeting a preset value and the time when the rotating speed difference value meets a preset condition;
transmitting the output rotating speed of the motor at each moment in a preset operation period into a rotating speed compensation model, and determining the compensation rotating speed of the motor at each moment in the preset operation period based on the rotating speed compensation model;
compensating the output rotating speed of the motor based on the compensation rotating speed of the motor at each moment in the preset operation period, and adjusting the motor to operate at the corresponding target rotating speed at each moment in the preset operation period.
Further, the output rotational speed of motor at a plurality of moment after obtaining the air conditioner and opening pendulum wind strip includes:
detecting the actual rotating speed of the motor through a detection chip;
and determining the output rotating speed of the motor at a plurality of moments after the air conditioner opens the air swinging strip according to the actual rotating speed of the motor detected by the detection chip.
Further, the output rotating speed of the motor at each moment in a preset operation period is formed by two alternate sine wave changes, wherein the two alternate sine waves comprise a first sine wave and a second sine wave;
the generating of the output rotating speed of the motor at each moment in the preset operation cycle according to the rotating speed difference value meeting the preset value and the moment when the rotating speed difference value meets the preset condition includes:
determining the periods of the first sine wave and the second sine wave according to the moment when the rotation speed difference value meets the preset condition;
determining the amplitudes of the first sine wave and the second sine wave according to the rotating speed difference value meeting a preset value;
generating a first sine wave and a second sine wave according to the period and the amplitude of the first sine wave and the second sine wave;
and determining the output rotating speed of the motor at each moment in a preset operation period according to the alternating first sine wave and the second sine wave.
Further, before generating the first sine wave and the second sine wave according to the period and the amplitude of the first sine wave and the second sine wave, the method further includes:
acquiring higher harmonics with abnormal amplitude;
higher harmonics in the alternating first and second sinusoids are ignored.
Further, after the transmitting the output rotation speed of the motor at each time in the preset operation period into the rotation speed compensation model and determining the compensation rotation speed of the motor at each time in the preset operation period based on the rotation speed compensation model, the method further includes:
acquiring the compensation rotating speed of the motor at each moment in a preset operation period for multiple times;
and determining the target compensation rotating speed of the motor at each moment in the preset operation period according to the average value of the compensation rotating speeds of the motor at each moment in the preset operation period.
Further, the compensating the output rotation speed of the motor based on the compensation rotation speed of the motor at each time in the preset operation period, and after the motor is adjusted to operate at the corresponding target rotation speed at each time in the preset operation period, the method further includes:
acquiring current operation parameter information of an air conditioner;
storing the operation parameter information and the current compensation algorithm in a correlation manner to generate operation data of the current scene;
and sending the operation data of the current scene to a remote server.
Further, before the output rotation speed of the motor at each moment in a preset operation period is transmitted into the rotation speed compensation model, the method further includes:
receiving updating information of a rotating speed compensation model issued by a remote server;
and updating a local rotation speed compensation model according to the updating information.
The application still provides an adjusting control device of air conditioner motor rotational speed, includes:
a rotating speed detection module: the control system is used for acquiring the output rotating speeds of the motors at a plurality of moments after the air conditioner opens the air swing strip, comparing the output rotating speeds of the motors at the plurality of moments with the rated rotating speeds at corresponding moments, and determining the rotating speed difference values at the plurality of moments;
a rotating speed prediction module: the control device is used for generating output rotating speed of the motor at each moment in a preset operation period according to the rotating speed difference value meeting a preset value and the moment when the rotating speed difference value meets a preset condition;
a compensation calculation module: the rotating speed compensation model is used for transmitting the output rotating speed of the motor at each moment in a preset operation period into the rotating speed compensation model, and determining the compensation rotating speed of the motor at each moment in the preset operation period based on the rotating speed compensation model;
the compensation control module: and the motor is used for compensating the output rotating speed of the motor based on the compensation rotating speed of the motor at each moment in the preset operation period, and adjusting the motor to operate at the corresponding target rotating speed at each moment in the preset operation period.
The application also provides single chip microcomputer equipment which comprises a storage and a single chip microcomputer chip, wherein a computer program is stored in the storage, and the steps of the method for adjusting and controlling the rotating speed of the air conditioner motor are realized by the single chip microcomputer chip when the computer program is executed.
The present application further provides a computer-readable storage medium, on which a computer program is stored, the computer program, when being executed by a processor, implementing the steps of the method for controlling the adjustment of the rotation speed of the air conditioner motor according to any one of the above-mentioned items.
The embodiment of the application provides a method for adjusting the rotating speed of a motor of an air conditioner based on a compensation correction algorithm, which comprises the steps of obtaining the output rotating speeds of the motors at a plurality of moments after a swing strip of the air conditioner is opened, comparing the output rotating speeds of the motors at the plurality of moments with the rated rotating speeds at corresponding moments, determining the rotating speed difference values at the plurality of moments, determining the change rule of the electronic output rotating speed according to the moment when the rotating speed difference values meet preset conditions and the output rotating speed at corresponding moments, generating the output rotating speed of the motor at each moment in a preset operation period, determining the difference value between the output rotating speed of the motor at each moment in the preset operation period and the target rotating speed based on a rotating speed compensation model, determining the compensation rotating speed required by the motor at each moment in the preset operation period, compensating the output rotating speed of the motor according to the compensation rotating speed, and enabling the motor to operate at the corresponding target rotating speed at each moment in the preset, the motor software control with slow reaction can obtain a rotating speed compensation correction value in advance based on the compensation correction algorithm, then the purpose of stabilizing the rotating speed and the air quantity of the motor is achieved through the rotating speed compensation correction value, the target rotating speed can be kept stable continuously, and the target rotating speed approaches to the limit rotating speed, so that the influence of the swing of the air conditioner on the stability of the air quantity due to the swing of the air swinging strips is avoided.
Drawings
Fig. 1 is a schematic flow chart illustrating an embodiment of a method for controlling the adjustment of the rotational speed of an air conditioner motor according to the present application;
FIG. 2 is a schematic diagram of one embodiment of two alternating sine wave variations and a first sine wave of the present application;
FIG. 3 is a schematic diagram of one embodiment of two alternating sine wave variations and a second sine wave of the present application;
FIG. 4 is a schematic structural diagram illustrating an embodiment of a device for controlling and adjusting the rotational speed of an air conditioner motor according to the present application;
fig. 5 is a block diagram illustrating a structure of an embodiment of a single chip microcomputer device according to the present application.
The implementation, functional features and advantages of the objectives of the present application will be further explained with reference to the accompanying drawings.
Detailed Description
In order to make the objects, technical solutions and advantages of the present application more apparent, the present application is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the present application and are not intended to limit the present application.
Referring to fig. 1, an embodiment of the present application provides a method for controlling adjustment of a rotational speed of an air conditioner motor, including steps S10-S40, and the steps of the method for controlling adjustment of a rotational speed of an air conditioner motor are described in detail as follows.
S10, obtaining the output rotating speeds of the motors at a plurality of moments after the air conditioner opens the air swing strip, comparing the output rotating speeds of the motors at the plurality of moments with the rated rotating speeds at corresponding moments, and determining the rotating speed difference values at the plurality of moments;
in this embodiment, the motor of the air conditioner is capable of supplying air, when the swing strip of the air conditioner is not started, the difference between the rotating speed of the motor and the rated rotating speed set by the motor is not large, when the swing strip of the air conditioner is opened, the swing of the swing strip is sent to different directions, the rotating speed of the motor will change along with the swing of the swing strip, after the swing strip is opened by the air conditioner, the rotating speed of the motor needs to be compensated, at this time, the output rotating speeds of the motor at a plurality of moments after the swing strip is opened by the air conditioner are obtained, the output rotating speeds are based on the PID algorithm of the motor and output in the operation of the actual air conditioner, the motor is set with the rated rotating speeds at different moments, for example, when the motor is at the moment T1, the credit rotating speed is a, at this time, the recorded actual output rotating speed is b, at this time, the obtained output rotating speeds of the motor at a plurality of moments are compared with the rated rotating speeds at corresponding moments, and, and defining the value obtained by subtracting the rotation speed limit from the output rotation speed of the motor at different moments as a rotation speed difference value, and recording as V delta.
S20, generating output rotating speeds of the motor at all times in a preset operation period according to the rotating speed difference values meeting preset values and the time when the rotating speed difference values meet preset conditions;
in this embodiment, in order to obtain a change rule of the output rotation speed of the motor, data meeting the rule need to be screened out from the acquired output rotation speeds of the motor at a plurality of moments, and a moment when the rotation speed difference value meets a preset condition and the output rotation speed of the motor at the moment are screened out.
And S30, transmitting the output rotating speed of the motor at each moment in a preset operation period into a rotating speed compensation model, and determining the compensation rotating speed of the motor at each moment in the preset operation period based on the rotating speed compensation model.
And then, the output rotating speed of the motor at each moment in the preset operation period is transmitted into a rotating speed compensation model, and the difference value between the output rotating speed of the motor at each moment in the preset operation period and the target rotating speed can be determined according to the compensation model, so that the compensation rotating speed of the motor at each moment in the preset operation period is determined. The compensation rotation speed is alternately composed of two sine functions.
And S40, compensating the output rotating speed of the motor based on the compensation rotating speed of the motor at each moment in the preset operation period, and adjusting the motor to operate at the corresponding target rotating speed at each moment in the preset operation period.
When the swing air bar of the air conditioner is opened, compensating the output rotating speed of the motor based on the compensating rotating speed of the motor at each moment in the preset operation period after the compensating rotating speed of the motor at each moment in the preset operation period is obtained, namely, two sine functions are alternately superposed into the original PID algorithm for controlling the output rotating speed of the motor, so that the rotating speed actually output by the motor of the air conditioner based on the PID algorithm is compensated, the motor operates at the corresponding target rotating speed at each moment in the operation period, the target rotating speed can be kept continuously and stably, and the target rotating speed approaches to the rotating speed limit, so that the rotating speed of the motor is stabilized, and the air output of the air conditioner is stabilized.
The embodiment provides a method for adjusting the rotating speed of a motor of an air conditioner based on a compensation correction algorithm, which comprises the steps of obtaining the output rotating speeds of the motors at a plurality of moments after a swing air bar of the air conditioner is opened, comparing the output rotating speeds of the motors at the plurality of moments with the rated rotating speeds at corresponding moments, determining the rotating speed difference values at the plurality of moments, determining the change rule of the output rotating speeds of electrons at the moments when the rotating speed difference values meet preset conditions and the output rotating speeds at corresponding moments, generating the output rotating speeds of the motors at all moments in a preset operation period, determining the difference value between the output rotating speeds of the motors at all moments in the preset operation period and the target rotating speed based on a rotating speed compensation model, determining the compensation rotating speed required by the motors at all moments in the preset operation period, compensating the output rotating speed of the motors according to the compensation rotating speed, and enabling the motors to operate at corresponding target rotating speeds at all moments in the preset operation, the motor software control with slow reaction can obtain a rotating speed compensation correction value in advance based on the compensation correction algorithm, then the purpose of stabilizing the rotating speed and the air quantity of the motor is achieved through the rotating speed compensation correction value, the target rotating speed can be kept stable continuously, and the target rotating speed approaches to the limit rotating speed, so that the influence of the swing of the air conditioner on the stability of the air quantity due to the swing of the air swinging strips is avoided.
In one embodiment, the obtaining of the output rotation speed of the motor at a plurality of moments after the air conditioner opens the swing strip includes:
detecting the actual rotating speed of the motor through a detection chip;
and determining the output rotating speed of the motor at a plurality of moments after the air conditioner opens the air swinging strip according to the actual rotating speed of the motor detected by the detection chip.
In this embodiment, the air conditioner is provided with the detection chip, the detection chip can detect the rotating speed of the motor in real time, the rotating speed of the motor detected by the detection chip is defined as the actual rotating speed of the motor, then after the air conditioner opens the swing strip, the output rotating speed of the motor at a plurality of moments after the air conditioner opens the swing strip is determined according to the actual rotating speed of the motor detected by the detection chip, and the output rotating speed of the motor at a plurality of moments is determined according to the actual rotating speed detected by the detection chip, that is, the output rotating speed is the actual rotating speed of the motor detected by the detection chip. The rated rotating speed is the rotating speed of the motor set by software, and the limit rotating speed is different from the actual rotating speed to a certain extent due to different working environments, so that the rotating speed difference value of the motor can be determined according to the actual rotating speed and the limit rotating speed.
In one embodiment, the output rotation speed of the motor at each moment in a preset operation period is formed by two alternate sine wave changes, wherein the two alternate sine waves comprise a first sine wave and a second sine wave;
the generating of the output rotating speed of the motor at each moment in the preset operation cycle according to the rotating speed difference value meeting the preset value and the moment when the rotating speed difference value meets the preset condition includes:
determining the periods of the first sine wave and the second sine wave according to the moment when the rotation speed difference value meets the preset condition;
determining the amplitudes of the first sine wave and the second sine wave according to the rotating speed difference value meeting a preset value;
and generating the first sine wave and the second sine wave according to the period and the amplitude of the first sine wave and the second sine wave.
In this embodiment, the output rotation speed of the motor at each time within the preset operation period is formed by two alternate sine wave changes, where the two alternate sine waves include a first sine wave and a second sine wave, and two sine functions Asin (ω 1 × t) and Bsin (ω 2 × t) with different amplitudes and periods are constructed, the first sine wave is represented by Asin (ω 1 × t), the second sine wave is represented by Bsin (ω 2 × t), as shown in fig. 2, the two alternate sine wave changes are schematic diagrams, and the frame line represents the change rule of the first sine wave; FIG. 3 is a schematic diagram of two alternate sine wave variations, wherein the second sine wave variation is shown in the box line; when the output rotating speeds of the motor at all times in a preset operation cycle are generated according to the time when the rotating speed difference value meets the preset condition and the output rotating speed at the corresponding time, determining the periods of a first sine wave and a second sine wave according to the time when the rotating speed difference value meets the preset condition, setting the period of a first sine-like function to be T1, and the period of a second sine-like function to be T2, wherein T1+ T2, omega 1 is 2 pi/T1, and omega 2 is 2 pi/T2, and determining the periods of the first sine wave and the second sine wave according to the time when the rotating speed difference value meets the preset condition, namely selecting the time when the rotating speed difference value is 0, and taking every 3 times as the period of a sine function; the amplitude of the first sine wave and the amplitude of the second sine wave are determined according to the rotating speed difference value meeting the preset value, the amplitude is obtained by subtracting the rated rotating speed from the maximum output rotating speed in one period, the maximum rotating speed difference value is obtained, the amplitude of the first sine wave and the amplitude of the second sine wave are determined according to the maximum rotating speed difference value in one period, the first sine wave and the second sine wave are generated according to the period and the amplitude of the first sine wave and the second sine wave, the output rotating speed of the motor at each moment in the preset operation period is determined according to the alternate first sine wave and the alternate second sine wave, the output rotating speed of the motor at each moment in the preset operation period is represented by two alternate sine wave changes, the change rule of the output rotating speed of the motor can be rapidly determined, and a data basis is provided for the.
In one embodiment, before generating the first sine wave and the second sine wave according to the period and the amplitude of the first sine wave and the second sine wave, the method further includes:
acquiring higher harmonics with abnormal amplitude;
higher harmonics in the alternating first and second sinusoids are ignored.
In this embodiment, in the operation process of the motor, the first sine wave or the second sine wave may generate an abnormal amplitude due to vibration and filth, the abnormal amplitude is defined as a higher harmonic, before the first sine wave and the second sine wave are generated according to the period and the amplitude of the first sine wave and the second sine wave, the higher harmonic with the abnormal amplitude is obtained, then the higher harmonic in the alternating first sine wave and second sine wave is ignored, so as to obtain a more regular alternating first sine wave and second sine wave, then the output rotation speed of the motor at each time in the preset operation period is determined according to the alternating first sine wave and second sine wave in which the higher harmonic is ignored, and the output rotation speed of the motor at each time in the preset operation period can be determined more accurately.
In one embodiment, after the transmitting the output rotation speed of the motor at each time in the preset operation period into the rotation speed compensation model and determining the compensated rotation speed of the motor at each time in the preset operation period based on the rotation speed compensation model, the method further includes:
acquiring the compensation rotating speed of the motor at each moment in a preset operation period for multiple times;
and determining the target compensation rotating speed of the motor at each moment in the preset operation period according to the average value of the compensation rotating speeds of the motor at each moment in the preset operation period.
In this embodiment, the output rotation speed of the motor at each time in the preset operation period is transmitted into the rotation speed compensation model, the compensation rotation speed of the motor at each time in the preset operation period is determined based on the rotation speed compensation model, that is, a calculation of the compensation rotation speed is completed once, in order to more accurately determine the accurate compensation rotation speed of the motor at each time in the preset operation period, steps S10, S20 and S30 are repeatedly performed, so as to obtain the compensation rotation speeds of the motor at each time in the preset operation period for a plurality of times, then the average value of the compensation rotation speeds of the motor at each time in the preset operation period is calculated for a plurality of times, the target compensation rotation speed of the motor at each time in the preset operation period is determined according to the average value, and a more accurate target compensation rotation speed is obtained through a plurality of calculations of the compensation rotation speeds, so as to perform more accurate rotation speed compensation on the output rotation speed of, the rotating speed stability of the motor is improved, and therefore the stability of the output air quantity of the motor is improved.
In one embodiment, after the compensating the output rotation speed of the motor based on the compensated rotation speed of the motor at each time in the preset operation period and adjusting the motor to operate at the corresponding target rotation speed at each time in the preset operation period, the method further includes:
acquiring current operation parameter information of an air conditioner;
storing the operation parameter information and the current compensation algorithm in a correlation manner to generate operation data of the current scene;
and sending the operation data of the current scene to a remote server.
In this embodiment, the output rotation speed of the motor is compensated based on the compensation rotation speed of the motor at each time in the preset operation period, after the motor is adjusted to operate at the corresponding target rotation speed at each time in the preset operation period, the current operation parameter information of the air conditioner is acquired, and then the operation parameter information and the current compensation algorithm are stored in a correlated manner to generate the operation data of the current scene, so as to generate the operation data of different scenes, and then the operation data of the current scene is sent to the remote server, the remote server collects the operation data of different scenes, and the remote server can perform statistics and analysis on the collected operation data, so as to provide more reference data for the compensation algorithm of the motor, thereby generating a more accurate rotation speed compensation model, and thus improving the accuracy of the rotation speed compensation of the motor.
In one embodiment, before the step of transmitting the output rotation speed of the motor at each time point in the preset operation period into the rotation speed compensation model, the method further includes:
receiving updating information of a rotating speed compensation model issued by a remote server;
and updating a local rotation speed compensation model according to the updating information.
In this embodiment, before the output rotation speed of the motor at each time in the preset operation period is transmitted into the rotation speed compensation model, the update information of the rotation speed compensation model issued by the remote server is received, the remote server provides a more accurate rotation speed compensation model based on the collected big data, and then the local rotation speed compensation model is updated according to the update information, so that the latest rotation speed compensation model is obtained, and more accurate control is provided for the rotation speed compensation of the motor.
Referring to fig. 4, the present application provides an apparatus for controlling and adjusting the rotational speed of a motor of an air conditioner, comprising:
the rotation speed detection module 10: the control system is used for acquiring the output rotating speeds of the motors at a plurality of moments after the air conditioner opens the air swing strip, comparing the output rotating speeds of the motors at the plurality of moments with the rated rotating speeds at corresponding moments, and determining the rotating speed difference values at the plurality of moments;
the rotational speed prediction module 20: the control device is used for generating output rotating speed of the motor at each moment in a preset operation period according to the rotating speed difference value meeting a preset value and the moment when the rotating speed difference value meets a preset condition;
the compensation calculation module 30: the rotating speed compensation model is used for transmitting the output rotating speed of the motor at each moment in a preset operation period into the rotating speed compensation model, and determining the compensation rotating speed of the motor at each moment in the preset operation period based on the rotating speed compensation model;
the compensation control module 40: and the motor is used for compensating the output rotating speed of the motor based on the compensation rotating speed of the motor at each moment in the preset operation period, and adjusting the motor to operate at the corresponding target rotating speed at each moment in the preset operation period.
As described above, it can be understood that the components of the device for controlling and regulating the rotation speed of the air conditioning motor proposed in the present application can implement the functions of any one of the methods for controlling and regulating the rotation speed of the air conditioning motor described above.
In one embodiment, the rotation speed detection module 10 further performs:
detecting the actual rotating speed of the motor through a detection chip;
and determining the output rotating speed of the motor at a plurality of moments after the air conditioner opens the air swinging strip according to the actual rotating speed of the motor detected by the detection chip.
In one embodiment, the output rotation speed of the motor at each moment in a preset operation period is formed by two alternate sine wave changes, wherein the two alternate sine waves comprise a first sine wave and a second sine wave; the speed prediction module 20 further performs:
the generating of the output rotating speed of the motor at each moment in the preset operation cycle according to the rotating speed difference value meeting the preset value and the moment when the rotating speed difference value meets the preset condition includes:
determining the periods of the first sine wave and the second sine wave according to the moment when the rotation speed difference value meets the preset condition;
determining the amplitudes of the first sine wave and the second sine wave according to the rotating speed difference value meeting a preset value;
generating a first sine wave and a second sine wave according to the period and the amplitude of the first sine wave and the second sine wave;
and determining the output rotating speed of the motor at each moment in a preset operation period according to the alternating first sine wave and the second sine wave.
In one embodiment, the speed prediction module 20 further performs:
acquiring higher harmonics with abnormal amplitude;
higher harmonics in the alternating first and second sinusoids are ignored.
In one embodiment, the compensation calculation module 30 further performs:
acquiring the compensation rotating speed of the motor at each moment in a preset operation period for multiple times;
and determining the target compensation rotating speed of the motor at each moment in the preset operation period according to the average value of the compensation rotating speeds of the motor at each moment in the preset operation period.
In one embodiment, the apparatus further comprises a remote module: the system comprises a data processing module, a data processing module and a data processing module, wherein the data processing module is used for acquiring current operation parameter information of an air conditioner;
storing the operation parameter information and the current compensation algorithm in a correlation manner to generate operation data of the current scene;
and sending the operation data of the current scene to a remote server.
In one embodiment, the remote module further performs:
receiving updating information of a rotating speed compensation model issued by a remote server;
and updating a local rotation speed compensation model according to the updating information.
Referring to fig. 5, an embodiment of the present application further provides a single chip microcomputer device, and an internal structure of the single chip microcomputer device may be as shown in fig. 5. The single chip microcomputer device comprises a single chip microcomputer chip, a memory, a display device and an input device which are connected through a system bus. The display device of the single chip microcomputer device is used for displaying the interactive page. The input device of the single chip microcomputer equipment is used for receiving input of a user. The processor of the single chip microcomputer device is used for providing calculation and control capacity. The memory of the single chip microcomputer device comprises a nonvolatile storage medium. The non-volatile storage medium stores an operating system, a computer program, and a database. The database of the terminal device is used for storing original data. When the computer program is executed by a singlechip chip, the method for adjusting and controlling the rotating speed of the air conditioner motor is realized.
The processor executes the method for adjusting and controlling the rotating speed of the air conditioner motor, and comprises the following steps: the method comprises the steps of obtaining the output rotating speeds of motors at a plurality of moments after a swing air bar of the air conditioner is opened, comparing the output rotating speeds of the motors at the plurality of moments with the rated rotating speeds at corresponding moments, and determining the rotating speed difference at the plurality of moments; generating output rotating speeds of the motor at all times in a preset operation period according to the rotating speed difference value meeting a preset value and the time when the rotating speed difference value meets a preset condition; transmitting the output rotating speed of the motor at each moment in a preset operation period into a rotating speed compensation model, and determining the compensation rotating speed of the motor at each moment in the preset operation period based on the rotating speed compensation model; compensating the output rotating speed of the motor based on the compensation rotating speed of the motor at each moment in the preset operation period, and adjusting the motor to operate at the corresponding target rotating speed at each moment in the preset operation period. The terminal equipment provides a method for adjusting the rotating speed of a motor of an air conditioner based on a compensation correction algorithm, the output rotating speeds of the motors at a plurality of moments after a swing strip of the air conditioner is opened are obtained, the output rotating speeds of the motors at the plurality of moments are compared with the rated rotating speed at the corresponding moment, the rotating speed difference values at the plurality of moments are determined, the rotating speed difference values meet the moment of a preset condition and the output rotating speed at the corresponding moment, the change rule of the electronic output rotating speed is determined, so that the output rotating speed of the motor at each moment in a preset operation period is generated, the difference value between the output rotating speed of the motor at each moment in the preset operation period and the target rotating speed is determined based on a rotating speed compensation model, the compensation rotating speed required by the motor at each moment in the preset operation period is determined, the output rotating speed of the motor is compensated according to the compensation rotating speed, so that the motor operates at the corresponding target rotating speed at each, the motor software control with slow reaction can obtain a rotating speed compensation correction value in advance based on the compensation correction algorithm, then the purpose of stabilizing the rotating speed and the air quantity of the motor is achieved through the rotating speed compensation correction value, the target rotating speed can be kept stable continuously, and the target rotating speed approaches to the limit rotating speed, so that the influence of the swing of the air conditioner on the stability of the air quantity due to the swing of the air swinging strips is avoided.
An embodiment of the present application further provides a computer-readable storage medium, on which a computer program is stored, where the computer program, when executed by the single chip microcomputer chip, implements a method for controlling adjustment of a rotation speed of an air conditioner motor, including: the method comprises the steps of obtaining the output rotating speeds of motors at a plurality of moments after a swing air bar of the air conditioner is opened, comparing the output rotating speeds of the motors at the plurality of moments with the rated rotating speeds at corresponding moments, and determining the rotating speed difference at the plurality of moments; generating output rotating speeds of the motor at all times in a preset operation period according to the rotating speed difference value meeting a preset value and the time when the rotating speed difference value meets a preset condition; transmitting the output rotating speed of the motor at each moment in a preset operation period into a rotating speed compensation model, and determining the compensation rotating speed of the motor at each moment in the preset operation period based on the rotating speed compensation model; compensating the output rotating speed of the motor based on the compensation rotating speed of the motor at each moment in the preset operation period, and adjusting the motor to operate at the corresponding target rotating speed at each moment in the preset operation period. The computer readable storage medium provides a method for adjusting the rotating speed of a motor of an air conditioner based on a compensation correction algorithm, the method comprises the steps of obtaining the output rotating speeds of the motor at a plurality of moments after an air conditioner opens a swing strip, comparing the output rotating speeds of the motor at the plurality of moments with the rated rotating speed at the corresponding moment, determining the rotating speed difference value at the plurality of moments, determining the change rule of the electronic output rotating speed at the moment when the rotating speed difference value meets the preset condition and the output rotating speed at the corresponding moment, thereby generating the output rotating speed of the motor at each moment in a preset operation period, determining the difference value between the output rotating speed of the motor at each moment in the preset operation period and the target rotating speed based on a rotating speed compensation model, determining the compensation rotating speed required by the motor at each moment in the preset operation period, and then compensating the output rotating speed of the motor according to the compensation rotating speed, the motor is enabled to run at corresponding target rotating speed at each moment in a preset running period, a rotating speed compensation correction value can be obtained in advance by motor software control with slow reaction based on the compensation correction algorithm, then the purpose of stabilizing the rotating speed and the air volume of the motor is achieved through the rotating speed compensation correction value, the target rotating speed can be kept stable continuously, the target rotating speed approaches to the limit rotating speed, and the air conditioner is prevented from influencing the stability of the air volume due to the swing of the air swinging strip.
It will be understood by those skilled in the art that all or part of the processes of the methods of the embodiments described above can be implemented by hardware instructions of a computer program, which can be stored in a non-volatile computer-readable storage medium, and when executed, can include the processes of the embodiments of the methods described above. Any reference to memory, storage, database, or other medium provided herein and used in the examples may include non-volatile and/or volatile memory. Non-volatile memory can include read-only memory (ROM), Programmable ROM (PROM), Electrically Programmable ROM (EPROM), Electrically Erasable Programmable ROM (EEPROM), or flash memory. Volatile memory can include Random Access Memory (RAM) or external cache memory. By way of illustration and not limitation, RAM is available in a variety of forms such as Static RAM (SRAM), Dynamic RAM (DRAM), Synchronous DRAM (SDRAM), double-rate SDRAM (SSRSDRAM), Enhanced SDRAM (ESDRAM), synchronous link (Synchlink) DRAM (SLDRAM), Rambus Direct RAM (RDRAM), direct bus dynamic RAM (DRDRAM), and bus dynamic RAM (RDRAM).
It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, apparatus, article, or method that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, apparatus, article, or method. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other like elements in a process, apparatus, article, or method that includes the element.
The above description is only a preferred embodiment of the present application, and not intended to limit the scope of the present application, and all modifications of equivalent structures and equivalent processes, which are made by the contents of the specification and the drawings of the present application, or which are directly or indirectly applied to other related technical fields, are also included in the scope of the present application.
Claims (10)
1. A method for adjusting and controlling the rotating speed of an air conditioner motor is characterized by comprising the following steps:
the method comprises the steps of obtaining the output rotating speeds of motors at a plurality of moments after a swing air bar of the air conditioner is opened, comparing the output rotating speeds of the motors at the plurality of moments with the rated rotating speeds at corresponding moments, and determining the rotating speed difference at the plurality of moments;
generating output rotating speeds of the motor at all times in a preset operation period according to the rotating speed difference value meeting a preset value and the time when the rotating speed difference value meets a preset condition;
transmitting the output rotating speed of the motor at each moment in a preset operation period into a rotating speed compensation model, and determining the compensation rotating speed of the motor at each moment in the preset operation period based on the rotating speed compensation model;
compensating the output rotating speed of the motor based on the compensation rotating speed of the motor at each moment in the preset operation period, and adjusting the motor to operate at the corresponding target rotating speed at each moment in the preset operation period.
2. The method for regulating and controlling the rotating speed of the motor of the air conditioner according to claim 1, wherein the step of obtaining the output rotating speed of the motor at a plurality of moments after the air conditioner opens the air swinging bar comprises the following steps:
detecting the actual rotating speed of the motor through a detection chip;
and determining the output rotating speed of the motor at a plurality of moments after the air conditioner opens the air swinging strip according to the actual rotating speed of the motor detected by the detection chip.
3. The method for regulating and controlling the rotating speed of the motor of the air conditioner as claimed in claim 1, wherein the output rotating speed of the motor at each moment in the preset operation period is composed of two alternate sine wave changes, wherein the two alternate sine waves comprise a first sine wave and a second sine wave;
the generating of the output rotating speed of the motor at each moment in the preset operation cycle according to the rotating speed difference value meeting the preset value and the moment when the rotating speed difference value meets the preset condition includes:
determining the periods of the first sine wave and the second sine wave according to the moment when the rotation speed difference value meets the preset condition;
determining the amplitudes of the first sine wave and the second sine wave according to the rotating speed difference value meeting a preset value;
generating a first sine wave and a second sine wave according to the period and the amplitude of the first sine wave and the second sine wave;
and determining the output rotating speed of the motor at each moment in a preset operation period according to the alternating first sine wave and the second sine wave.
4. The method for controlling and regulating the rotation speed of the motor of the air conditioner as claimed in claim 3, wherein before the generating the first sine wave and the second sine wave according to the period and the amplitude of the first sine wave and the second sine wave, the method further comprises:
acquiring higher harmonics with abnormal amplitude;
higher harmonics in the alternating first and second sinusoids are ignored.
5. The method for regulating and controlling the rotating speed of the motor of the air conditioner according to claim 1, wherein after the step of introducing the output rotating speed of the motor at each moment in the preset operation period into the rotating speed compensation model and determining the compensated rotating speed of the motor at each moment in the preset operation period based on the rotating speed compensation model, the method further comprises the following steps:
acquiring the compensation rotating speed of the motor at each moment in a preset operation period for multiple times;
and determining the target compensation rotating speed of the motor at each moment in the preset operation period according to the average value of the compensation rotating speeds of the motor at each moment in the preset operation period.
6. The method for controlling and regulating the rotation speed of the motor of the air conditioner according to claim 1, wherein the step of compensating the output rotation speed of the motor based on the compensated rotation speed of the motor at each moment in the preset operation period further comprises the step of, after the motor is operated at the corresponding target rotation speed at each moment in the preset operation period:
acquiring current operation parameter information of an air conditioner;
storing the operation parameter information and the current compensation algorithm in a correlation manner to generate operation data of the current scene;
and sending the operation data of the current scene to a remote server.
7. The method for regulating and controlling the rotating speed of the motor of the air conditioner as claimed in claim 1, wherein before the step of transmitting the output rotating speed of the motor at each moment in the preset operation period to the rotating speed compensation model, the method further comprises the following steps:
receiving updating information of a rotating speed compensation model issued by a remote server;
and updating a local rotation speed compensation model according to the updating information.
8. An adjusting and controlling device for the rotating speed of an air conditioner motor is characterized by comprising:
a rotating speed detection module: the control system is used for acquiring the output rotating speeds of the motors at a plurality of moments after the air conditioner opens the air swing strip, comparing the output rotating speeds of the motors at the plurality of moments with the rated rotating speeds at corresponding moments, and determining the rotating speed difference values at the plurality of moments;
a rotating speed prediction module: the control device is used for generating output rotating speed of the motor at each moment in a preset operation period according to the rotating speed difference value meeting a preset value and the moment when the rotating speed difference value meets a preset condition;
a compensation calculation module: the rotating speed compensation model is used for transmitting the output rotating speed of the motor at each moment in a preset operation period into the rotating speed compensation model, and determining the compensation rotating speed of the motor at each moment in the preset operation period based on the rotating speed compensation model;
the compensation control module: and the motor is used for compensating the output rotating speed of the motor based on the compensation rotating speed of the motor at each moment in the preset operation period, and adjusting the motor to operate at the corresponding target rotating speed at each moment in the preset operation period.
9. A single chip microcomputer device, comprising a memory and a single chip microcomputer chip, wherein the memory stores a computer program, characterized in that the single chip microcomputer chip implements the steps of the method for adjusting and controlling the rotating speed of the air conditioner motor according to any one of claims 1 to 7 when executing the computer program.
10. A computer-readable storage medium, on which a computer program is stored, wherein the computer program, when executed by a single-chip processor, implements the steps of the method for controlling the regulation of the rotational speed of an air conditioning motor according to any one of claims 1 to 7.
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