CN111623487A - Fan rotating speed control method of air conditioner - Google Patents

Fan rotating speed control method of air conditioner Download PDF

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Publication number
CN111623487A
CN111623487A CN202010463052.8A CN202010463052A CN111623487A CN 111623487 A CN111623487 A CN 111623487A CN 202010463052 A CN202010463052 A CN 202010463052A CN 111623487 A CN111623487 A CN 111623487A
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time
real
noise
fan
delta
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CN111623487B (en
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李德鹏
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Hisense Shandong Air Conditioning Co Ltd
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Hisense Shandong Air Conditioning Co Ltd
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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
    • 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
    • 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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F2110/00—Control inputs relating to air properties
    • F24F2110/10—Temperature
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F2130/00—Control inputs relating to environmental factors not covered by group F24F2110/00
    • F24F2130/40—Noise
    • 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 invention discloses a fan rotating speed control method of an air conditioner, which comprises the following steps: in the cooling mode, when delta T is less than or equal to T1Reducing the running rotating speed of the fan according to a first preset speed regulation rate; detecting real-time environmental noise every other time period t, when delta Di≤D00Then, the real-time noise of the environment in the time period is set to DiIs preferably a noise value DsThe fan operates according to the current rotating speed; real-time comparison of environmental real-time noise DiAnd DsTo adjust the rotational speed in time. Fan speed control according to the inventionThe method controls the rotation speed of the fan of the air conditioner according to the temperature information and the noise information in a certain period, can increase the wind speed adjusting grade of the air conditioner, can meet the wind speed requirement of a user on the air conditioner on one hand, and can enable the air conditioner to operate in a low-noise state on the other hand, thereby refining the operation state of the air conditioner into a plurality of states, and further enabling the air conditioner to simultaneously meet various performances.

Description

Fan rotating speed control method of air conditioner
Technical Field
The invention relates to the technical field of air conditioning equipment, in particular to a method for controlling the rotating speed of a fan of an air conditioner.
Background
The motor of the air conditioner is basically set into a plurality of gears through experimental conditions, and the rotating speed is automatically adjusted according to set scenes in actual use or is adjusted by a user according to self needs. This way of controlling the rotation speed has obvious disadvantages:
firstly, the air supply requirements of users in real use cannot be well covered by the rotation speeds set in the laboratory at several gears;
second, when the user adjusts the rotational speed, main a consideration is that it is big to think the operation noise, just transfers minimum gear with the rotational speed, and the rotational speed that crosses is unfavorable for the heat transfer effect of air conditioner, leads to the problem that refrigeration effect is poor, the energy consumption is high, the charges of electricity are high, and these problem sites of bringing moreover can not the audio-visual expression, are difficult to know the backstage action of air conditioner when the user adjusts the rotational speed.
Disclosure of Invention
The present invention is directed to solving at least one of the problems of the prior art. Therefore, the invention provides the fan rotating speed control method of the air conditioner, and the control method has the advantages of simple control logic and good user experience.
According to the fan rotating speed control method of the air conditioner, the target temperature of the environment is set to be Ts, and the environment temperature is set to be TRing (C)Wherein, TRing (C)-Ts＝ΔT，
Setting the air conditioner to detect the real-time ambient temperature and the real-time ambient noise every other time period T, wherein the real-time ambient temperature detected by the air conditioner in the ith time period is TiThe real-time noise value D of the environmentiThe real-time ambient temperature detected by the air conditioner in the (i-1) th time period is T(i-1)The real-time noise value D of the environment(i-1)(ii) a In two adjacent time periods, D(i-1)-Di＝ΔDi，T(i-1)-Ti＝ΔT(i)；
Setting a first noise difference preset value D00A second noise difference preset value D10Third noise difference preset value D11Temperature preset difference T1Wherein D is11≥D10，
In the refrigeration mode, the fan rotating speed control method comprises the following steps:
starting the air conditioner;
detecting the ambient temperature, and when the delta T is less than or equal to T1Reducing the running rotating speed of the fan according to a first preset speed regulation rate;
detecting real-time environmental noise every other time period t, when delta Di≤D00Then, the real-time noise of the environment in the time period is set to DiIs preferably a noise value DsThe fan operates according to the current rotating speed;
real-time comparison of environmental real-time noise DiAnd DsWhen D is a difference ofi-Ds≤D10Then, the running speed of the fan is reduced according to a second preset speed regulation rate, the real-time noise of the environment is detected every other time period in real time, and the delta D is comparediAnd D00The relationship between; when D is present10≤Di-Ds≤D11In time, the fan operates according to the current rotating speed, and in real time, the ambient temperature is detected, and the delta T and the T are judged1The relationship between; when D is presenti-Ds＞D11Increasing the running speed of the fan according to a third preset speed regulation rate, detecting the real-time noise of the environment once every other time period in real time, and comparing the delta DiAnd D00The relationship between them.
According to the fan rotating speed control method provided by the embodiment of the invention, the air conditioner can control the rotating speed of the fan of the air conditioner according to the temperature information and the noise information in a certain period, and the air speed adjusting grade of the air conditioner can be increased, so that the air speed requirement of a user on the air conditioner can be met, and the air conditioner can operate in a low-noise state, so that the operating state of the air conditioner can be refined into multiple states, and the air conditioner can meet multiple performances at the same time.
In some embodiments, ambient real-time noise is detected every time period t when Δ D is greater than ti＞D00In time, the running rotating speed of the fan is reduced according to a fourth preset speed regulation rate, and then the real-time noise of the environment is detected once every other time period tAnd (4) sound, and the process is circulated.
In some embodiments, a first temperature preset value T is set00A second preset temperature T10A third preset temperature T11Wherein, T11≥T10，
The fan rotating speed control method further comprises the following steps:
detecting the ambient temperature, and when DeltaT > T1Increasing the running rotating speed of the fan according to a fifth preset speed regulation rate;
detecting the real-time ambient temperature every other time period T, when the temperature is delta T(i)≤T00Time, current environment real-time noise is DiIs preferably a noise value DsThe fan operates according to the current rotating speed;
comparing the value of Delta T in real time, when Delta T is less than or equal to T1Then, the real-time noise of the environment in the time period is set to DiIs preferably a noise value DsThe fan operates according to the current rotating speed;
real-time comparison of environmental real-time noise DiAnd DsWhen D is a difference ofi-Ds≤D10In time, the running speed of the fan is reduced according to a sixth preset speed regulation rate, the real-time noise of the environment is detected every other time period in real time, and the delta D is comparediAnd D00The relationship between; when D is present10≤Di-Ds≤D11In time, the fan operates according to the current rotating speed, and in real time, the ambient temperature is detected, and the delta T and the T are judged1The relationship between; when D is presenti-Ds＞D11Increasing the running speed of the fan according to a seventh preset speed regulation rate, detecting the real-time noise of the environment once every other time period in real time, and comparing the delta DiAnd D00The relationship between them.
In some embodiments, the values of Δ T are compared in real time when Δ T > T1Detecting the real-time ambient temperature every other time period T, and measuring the real-time ambient temperature as delta T(i)≤T00Time, current environment real-time noise is DiIs preferably a noise value DsThe fan is operated at the current speed, soAnd (6) circulating.
In some embodiments, the real-time ambient temperature is sensed every other time period T, when Δ T(i)＞T00And increasing the running rotating speed of the fan according to an eighth preset speed regulation rate, and circulating the steps.
In some embodiments, in the heating mode,
starting the air conditioner;
detecting the ambient temperature, and when the delta T is more than or equal to T1Reducing the running rotating speed of the fan according to a ninth preset speed regulation rate;
detecting real-time environmental noise every other time period t, when delta Di≤D00Then, the real-time noise of the environment in the time period is set to DiIs preferably a noise value DsThe fan operates according to the current rotating speed;
real-time comparison of environmental real-time noise DiAnd DsWhen D is a difference ofi-Ds≤D10In time, the running speed of the fan is reduced according to a tenth preset speed regulation rate, the real-time noise of the environment is detected every other time period in real time, and the delta D is comparediAnd D00The relationship between; when D is present10≤Di-Ds≤D11In time, the fan operates according to the current rotating speed, and in real time, the ambient temperature is detected, and the delta T and the T are judged1The relationship between; when D is presenti-Ds＞D11In time, the running speed of the fan is increased according to an eleventh preset speed regulation rate, the real-time noise of the environment is detected every other time period in real time, and the delta D is comparediAnd D00The relationship between them.
In some embodiments, ambient real-time noise is detected every time period t when Δ D is greater than ti＞D00And reducing the running rotating speed of the fan according to a twelfth preset speed regulation rate, detecting the real-time environment noise once every other time period t, and circulating the steps.
In some embodiments, a first temperature preset value T is set00A second preset temperature T10A third preset temperature T11Wherein, T11≥T10，
The fan rotating speed control method further comprises the following steps:
detecting the ambient temperature, and when DeltaT < T1Increasing the running rotating speed of the fan according to a thirteenth preset speed regulation rate;
detecting the real-time ambient temperature every other time period T, when the temperature is delta T(i)≥T00Time, current environment real-time noise is DiIs preferably a noise value DsThe fan operates according to the current rotating speed;
comparing the value of Delta T in real time, when Delta T is less than or equal to T1Then, the real-time noise of the environment in the time period is set to DiIs preferably a noise value DsThe fan operates according to the current rotating speed;
real-time comparison of environmental real-time noise DiAnd DsWhen D is a difference ofi-Ds≤D10In time, the running speed of the fan is reduced according to a fourteenth preset speed regulation rate, the real-time noise of the environment is detected every other time period in real time, and the delta D is comparediAnd D00The relationship between; when D is present10≤Di-Ds≤D11In time, the fan operates according to the current rotating speed, and in real time, the ambient temperature is detected, and the delta T and the T are judged1The relationship between; when D is presenti-Ds＞D11Increasing the running speed of the fan according to a fifteenth preset speed regulation rate, detecting the real-time noise of the environment once every other time period in real time, and comparing the delta DiAnd D00The relationship between them.
In some embodiments, the values of Δ T are compared in real time when Δ T > T1Detecting the real-time ambient temperature every other time period T, and measuring the real-time ambient temperature as delta T(i)≤T00Time, current environment real-time noise is DiIs preferably a noise value DsAnd the fan operates according to the current rotating speed, and the process is circulated.
In some embodiments, the real-time ambient temperature is sensed every other time period T, when Δ T(i)＜T00According to the sixteenth ruleAnd (5) regulating the speed to increase the running rotating speed of the fan, and circulating the steps.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
fig. 1 is a flowchart of a fan rotation speed control method of an air conditioner according to an embodiment of the present invention, in which the air conditioner is in a cooling mode;
fig. 2 is a flowchart of a method for controlling a rotational speed of a fan of an air conditioner according to an embodiment of the present invention, wherein the air conditioner is in a heating mode.
Detailed Description
Embodiments of the present invention will be described in detail below, the embodiments described with reference to the drawings being illustrative, and the embodiments of the present invention will be described in detail below.
A flow chart of a fan rotation speed control method of an air conditioner according to an embodiment of the present invention will be described with reference to fig. 1 to 2. For convenience of describing the control method, the control steps are ordered, and the sequence numbers of the following steps are not regarded as the sequential order in the control logic.
As shown in fig. 1, the air conditioner has a timer unit, a temperature detecting device, and a noise detecting device. Setting the target temperature of the environment to be Ts and the temperature of the environment to be TRing (C)Wherein, TRing (C)-Ts ═ Δ T. Setting a first noise difference preset value D00A second noise difference preset value D10Third noise difference preset value D11(ii) a Setting a preset temperature difference T1A first preset temperature T00A second preset temperature T10A third preset temperature T11Wherein D is11≥D10，T11≥T10。
Setting the air conditioner to detect the real-time ambient temperature and the real-time ambient noise every other time period T, wherein the real-time ambient temperature detected by the air conditioner in the ith time period is TiThe real-time noise value D of the environmentiThe real-time ambient temperature detected by the air conditioner in the (i-1) th time period is T(i-1)The real-time noise value D of the environment(i-1)(ii) a In two adjacent time periods, D(i-1)-Di＝ΔDi，T(i-1)-Ti＝ΔT(i)。
As shown in fig. 1, in the cooling mode, the method for controlling the rotational speed of the fan according to the embodiment of the present invention includes the following steps:
s10: starting the air conditioner;
s20: the temperature of the environment is detected, and,
s21: when Delta T is less than or equal to T1And reducing the running rotating speed of the fan according to a first preset speed regulation rate.
In step S21:
s211: detecting the real-time noise of the environment once every time period t:
when Δ Di≤D00Then, the real-time noise of the environment in the time period is set to DiIs preferably a noise value DsThe fan operates according to the current rotating speed;
when Δ Di＞D00And reducing the running rotating speed of the fan according to a fourth preset speed regulation rate, detecting the real-time environment noise once every other time period t, and circulating the steps. Therefore, when the wind speed of the air conditioner is adjusted, noise parameters can be added, so that the air conditioner has multiple performances.
S212: real-time comparison of environmental real-time noise DiAnd DsWhen D is a difference ofi-Ds≤D10Then, the running speed of the fan is reduced according to a second preset speed regulation rate, the real-time noise of the environment is detected every other time period in real time, and the delta D is comparediAnd D00The relationship between;
when D is present10≤Di-Ds≤D11In time, the fan operates according to the current rotating speed, and in real time, the ambient temperature is detected, and the delta T and the T are judged1The relationship between;
when D is presenti-Ds＞D11Increasing the running speed of the fan according to a third preset speed regulation rate in real timeDetecting ambient real-time noise once every time period and comparing the delta DiAnd D00The relationship between them. Therefore, when the air outlet speed of the air conditioner is adjusted, the noise parameters are added, so that the noise standard of the air conditioner is met when the air speed of the air conditioner is adjusted. Thereby, the noise parameter can be further refined.
S22: when Δ T > T1Increasing the running rotating speed of the fan according to a fifth preset speed regulation rate;
in step S22:
s221: detecting the real-time temperature of the environment once every time period t,
when Δ T(i)≤T00Time, current environment real-time noise is DiIs preferably a noise value DsThe fan operates according to the current rotating speed;
when Δ T(i)＞T00And increasing the running rotating speed of the fan according to an eighth preset speed regulation rate, and circulating the steps. Therefore, when the wind speed of the air conditioner is adjusted, temperature parameters can be added, so that the air conditioner has various performances.
S222: the values of at are compared in real time,
when Delta T is less than or equal to T1Then, the real-time noise of the environment in the time period is set to DiIs preferably a noise value DsThe fan operates according to the current rotating speed;
when Δ T > T1Detecting the real-time ambient temperature every other time period T, and measuring the real-time ambient temperature as delta T(i)≤T00Time, current environment real-time noise is DiIs preferably a noise value DsAnd the fan operates according to the current rotating speed, and the process is circulated. Therefore, the temperature parameter can be further refined, and the wind speed adjustment refinement degree of the air conditioner can be improved.
S223: real-time comparison of environmental real-time noise DiAnd DsThe difference value of (a) to (b),
when D is presenti-Ds≤D10In time, the running speed of the fan is reduced according to a sixth preset speed regulation rate, and one fan is detected in real time at intervals of a time periodSub-ambient real-time noise, and comparing Δ DiAnd D00The relationship between;
when D is present10≤Di-Ds≤D11In time, the fan operates according to the current rotating speed, and in real time, the ambient temperature is detected, and the delta T and the T are judged1The relationship between;
when D is presenti-Ds＞D11Increasing the running speed of the fan according to a seventh preset speed regulation rate, detecting the real-time noise of the environment once every other time period in real time, and comparing the delta DiAnd D00The relationship between them. Therefore, when the air outlet speed of the air conditioner is adjusted, the noise parameters are added, so that the noise standard of the air conditioner is met when the air speed of the air conditioner is adjusted.
As shown in fig. 2, in the heating mode, the method for controlling the rotational speed of the fan according to the embodiment of the present invention includes the steps of:
p10: starting the air conditioner;
p20: the temperature of the environment is detected, and,
p21: when DeltaT is more than or equal to T1Reducing the running rotating speed of the fan according to a ninth preset speed regulation rate;
in the P21 step:
p211: detecting the real-time noise of the environment once every other time period t,
when Δ Di≤D00Then, the real-time noise of the environment in the time period is set to DiIs preferably a noise value DsThe fan operates according to the current rotating speed;
when Δ Di＞D00And reducing the running rotating speed of the fan according to a twelfth preset speed regulation rate, detecting the real-time environment noise once every other time period t, and circulating the steps. Therefore, when the wind speed of the air conditioner is adjusted, noise parameters can be added, so that the air conditioner has multiple performances.
P212: real-time comparison of environmental real-time noise DiAnd DsThe difference value of (a) to (b),
when D is presenti-Ds≤D10In time, the running speed of the fan is reduced according to a tenth preset speed regulation rate, the real-time noise of the environment is detected every other time period in real time, and the delta D is comparediAnd D00The relationship between;
when D is present10≤Di-Ds≤D11In time, the fan operates according to the current rotating speed, and in real time, the ambient temperature is detected, and the delta T and the T are judged1The relationship between;
when D is presenti-Ds＞D11In time, the running speed of the fan is increased according to an eleventh preset speed regulation rate, the real-time noise of the environment is detected every other time period in real time, and the delta D is comparediAnd D00The relationship between them. Therefore, when the air outlet speed of the air conditioner is adjusted, the noise parameters are added, so that the noise standard of the air conditioner is met when the air speed of the air conditioner is adjusted. Thereby, the noise parameter can be further refined.
P22: when Delta T < T1Increasing the running rotating speed of the fan according to a thirteenth preset speed regulation rate;
in step P22:
p221: detecting the real-time temperature of the environment once every time period t,
when Δ T(i)≥T00Time, current environment real-time noise is DiIs preferably a noise value DsThe fan operates according to the current rotating speed;
when Δ T(i)＜T00And increasing the running rotating speed of the fan according to a sixteenth preset speed regulation rate, and circulating the steps.
P222: the values of at are compared in real time,
when Delta T is less than or equal to T1Then, the real-time noise of the environment in the time period is set to DiIs preferably a noise value DsThe fan operates according to the current rotating speed;
when Δ T > T1Detecting the real-time ambient temperature every other time period T, and measuring the real-time ambient temperature as delta T(i)≤T00Time, current environment real-time noise is DiIs preferably a noise value DsThe fan being as currentThe rotation speed is operated, and the operation is circulated. Therefore, when the wind speed of the air conditioner is adjusted, temperature parameters can be added, so that the air conditioner has various performances.
P223: real-time comparison of environmental real-time noise DiAnd DsThe difference value of (a) to (b),
when D is presenti-Ds≤D10In time, the running speed of the fan is reduced according to a fourteenth preset speed regulation rate, the real-time noise of the environment is detected every other time period in real time, and the delta D is comparediAnd D00The relationship between;
when D is present10≤Di-Ds≤D11In time, the fan operates according to the current rotating speed, and in real time, the ambient temperature is detected, and the delta T and the T are judged1The relationship between;
when D is presenti-Ds＞D11Increasing the running speed of the fan according to a fifteenth preset speed regulation rate, detecting the real-time noise of the environment once every other time period in real time, and comparing the delta DiAnd D00The relationship between them. Therefore, when the air outlet speed of the air conditioner is adjusted, the noise parameters are added, so that the noise standard of the air conditioner is met when the air speed of the air conditioner is adjusted.
It should be noted that the first noise difference preset value D00A second noise difference preset value D10Third noise difference preset value D11Temperature preset difference T1A first preset temperature T00A second preset temperature T10A third preset temperature T11The first to fifteenth predetermined rate of tuning may be a parameter set in a control unit of the air conditioner.
According to the fan rotating speed control method provided by the embodiment of the invention, under the refrigeration and heating modes of the air conditioner, the rotating speed of the fan of the air conditioner is controlled according to the temperature information and the noise information in a certain period, so that the wind speed adjusting grade of the air conditioner can be increased, the wind speed requirement of a user on the air conditioner can be met, and the air conditioner can be operated in a low-noise state, so that the operation state of the air conditioner can be refined into a plurality of states, and the air conditioner can meet various performances at the same time.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example.
While embodiments of the invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.

Claims (10)

1. A fan rotation speed control method of an air conditioner is characterized in that an environment target temperature is set to be Ts, and an environment temperature is set to be TRing (C)Wherein, TRing (C)-Ts＝ΔT，
Setting the air conditioner to detect the real-time ambient temperature and the real-time ambient noise every other time period T, wherein the real-time ambient temperature detected by the air conditioner in the ith time period is TiThe real-time noise value D of the environmentiThe real-time ambient temperature detected by the air conditioner in the (i-1) th time period is T(i-1)The real-time noise value D of the environment(i-1)(ii) a In two adjacent time periods, D(i-1)-Di＝ΔDi，T(i-1)-Ti＝ΔT(i)；
Setting a first noise difference preset value D00A second noise difference preset value D10Third noise difference preset value D11Temperature preset difference T1Wherein D is11≥D10，
In the refrigeration mode, the fan rotating speed control method comprises the following steps:
starting the air conditioner;
detecting the ambient temperature, and when the delta T is less than or equal to T1Reducing the running rotating speed of the fan according to a first preset speed regulation rate;
detecting real-time environmental noise every other time period t, when delta Di≤D00Then, the real-time noise of the environment in the time period is set to DiIs preferably a noise value DsThe fan operates according to the current rotating speed;
real-time comparison of environmental real-time noise DiAnd DsWhen D is a difference ofi-Ds≤D10Then, the running speed of the fan is reduced according to a second preset speed regulation rate, the real-time noise of the environment is detected every other time period in real time, and the delta D is comparediAnd D00The relationship between; when D is present10≤Di-Ds≤D11In time, the fan operates according to the current rotating speed, and in real time, the ambient temperature is detected, and the delta T and the T are judged1The relationship between; when D is presenti-Ds＞D11Increasing the running speed of the fan according to a third preset speed regulation rate, detecting the real-time noise of the environment once every other time period in real time, and comparing the delta DiAnd D00The relationship between them.
2. The method of claim 1, wherein the real-time environmental noise is detected every t time period when Δ D is detectedi＞D00And reducing the running rotating speed of the fan according to a fourth preset speed regulation rate, detecting the real-time environment noise once every other time period t, and circulating the steps.
3. The fan rotation speed control method of an air conditioner according to claim 1, wherein the first temperature preset value T is set00A second preset temperature T10A third preset temperature T11Wherein, T11≥T10，
The fan rotating speed control method further comprises the following steps:
detecting the ambient temperature, and when DeltaT > T1Increasing the running rotating speed of the fan according to a fifth preset speed regulation rate;
detecting the real-time ambient temperature every other time period T, when the temperature is delta T(i)≤T00Time, current environment real-time noise is DiIs preferably a noise value DsThe fan operates according to the current rotating speed;
comparing the value of Delta T in real time, when Delta T is less than or equal to T1Then, the real-time noise of the environment in the time period is set to DiIs preferably a noise value DsThe fan operates according to the current rotating speed;
real-time comparison of environmental real-time noise DiAnd DsWhen D is a difference ofi-Ds≤D10In time, the running speed of the fan is reduced according to a sixth preset speed regulation rate, the real-time noise of the environment is detected every other time period in real time, and the delta D is comparediAnd D00The relationship between; when D is present10≤Di-Ds≤D11In time, the fan operates according to the current rotating speed, and in real time, the ambient temperature is detected, and the delta T and the T are judged1The relationship between; when D is presenti-Ds＞D11Increasing the running speed of the fan according to a seventh preset speed regulation rate, detecting the real-time noise of the environment once every other time period in real time, and comparing the delta DiAnd D00The relationship between them.
4. The fan rotation speed control method of an air conditioner according to claim 3, wherein the value of Δ T is compared in real time, and when Δ T > T1Detecting the real-time ambient temperature every other time period T, and measuring the real-time ambient temperature as delta T(i)≤T00Time, current environment real-time noise is DiIs preferably a noise value DsAnd the fan operates according to the current rotating speed, and the process is circulated.
5. The fan rotation speed control method of an air conditioner according to claim 3,
detecting the real-time ambient temperature every other time period T, when the temperature is delta T(i)＞T00And increasing the running rotating speed of the fan according to an eighth preset speed regulation rate, and circulating the steps.
6. The fan rotation speed control method of an air conditioner according to claim 1, wherein in the heating mode,
starting the air conditioner;
detecting the ambient temperature, and when the delta T is more than or equal to T1Reducing the running rotating speed of the fan according to a ninth preset speed regulation rate;
detecting real-time environmental noise every other time period t, when delta Di≤D00Then, the real-time noise of the environment in the time period is set to DiIs preferably a noise value DsThe fan operates according to the current rotating speed;
real-time comparison of environmental real-time noise DiAnd DsWhen D is a difference ofi-Ds≤D10In time, the running speed of the fan is reduced according to a tenth preset speed regulation rate, the real-time noise of the environment is detected every other time period in real time, and the delta D is comparediAnd D00The relationship between; when D is present10≤Di-Ds≤D11In time, the fan operates according to the current rotating speed, and in real time, the ambient temperature is detected, and the delta T and the T are judged1The relationship between; when D is presenti-Ds＞D11In time, the running speed of the fan is increased according to an eleventh preset speed regulation rate, the real-time noise of the environment is detected every other time period in real time, and the delta D is comparediAnd D00The relationship between them.
7. The method of claim 6, wherein the real-time noise of the environment is detected every t time period when Δ D is detectedi＞D00And reducing the running rotating speed of the fan according to a twelfth preset speed regulation rate, detecting the real-time environment noise once every other time period t, and circulating the steps.
8. The fan rotation speed control method of an air conditioner according to claim 6, wherein the first temperature preset value T is set00A second preset temperature T10A third preset temperature T11Wherein, T11≥T10，
The fan rotating speed control method further comprises the following steps:
detecting the ambient temperature, and when DeltaT < T1Increasing the running rotating speed of the fan according to a thirteenth preset speed regulation rate;
detecting the real-time ambient temperature every other time period T, when the temperature is delta T(i)≥T00Time, current environment real-time noise is DiIs preferably a noise value DsThe fan operates according to the current rotating speed;
comparing the value of Delta T in real time, when Delta T is less than or equal to T1Then, the real-time noise of the environment in the time period is set to DiIs preferably a noise value DsThe fan operates according to the current rotating speed;
real-time comparison of environmental real-time noise DiAnd DsWhen D is a difference ofi-Ds≤D10In time, the running speed of the fan is reduced according to a fourteenth preset speed regulation rate, the real-time noise of the environment is detected every other time period in real time, and the delta D is comparediAnd D00The relationship between; when D is present10≤Di-Ds≤D11In time, the fan operates according to the current rotating speed, and in real time, the ambient temperature is detected, and the delta T and the T are judged1The relationship between; when D is presenti-Ds＞D11Increasing the running speed of the fan according to a fifteenth preset speed regulation rate, detecting the real-time noise of the environment once every other time period in real time, and comparing the delta DiAnd D00The relationship between them.
9. The method of claim 8, wherein the value of Δ T is compared in real time, and when Δ T > T1Every time, every time period t, detect oneSub-ambient real-time temperature, when Δ T(i)≤T00Time, current environment real-time noise is DiIs preferably a noise value DsAnd the fan operates according to the current rotating speed, and the process is circulated.
10. The fan rotation speed control method of an air conditioner according to claim 8,
detecting the real-time ambient temperature every other time period T, when the temperature is delta T(i)＜T00And increasing the running rotating speed of the fan according to a sixteenth preset speed regulation rate, and circulating the steps.
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