WO2020187226A1 - Procédé de commande d'auto-nettoyage de climatiseur, et climatiseur - Google Patents

Procédé de commande d'auto-nettoyage de climatiseur, et climatiseur Download PDF

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Publication number
WO2020187226A1
WO2020187226A1 PCT/CN2020/079900 CN2020079900W WO2020187226A1 WO 2020187226 A1 WO2020187226 A1 WO 2020187226A1 CN 2020079900 W CN2020079900 W CN 2020079900W WO 2020187226 A1 WO2020187226 A1 WO 2020187226A1
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WO
WIPO (PCT)
Prior art keywords
value
self
air conditioner
cleaning
air
Prior art date
Application number
PCT/CN2020/079900
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English (en)
Chinese (zh)
Inventor
于洋
Original Assignee
青岛海尔空调器有限总公司
海尔智家股份有限公司
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Application filed by 青岛海尔空调器有限总公司, 海尔智家股份有限公司 filed Critical 青岛海尔空调器有限总公司
Publication of WO2020187226A1 publication Critical patent/WO2020187226A1/fr

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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
    • 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
    • F24F11/62—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
    • F24F11/65—Electronic processing for selecting an operating mode
    • 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
    • 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
    • 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

Definitions

  • the invention belongs to the technical field of air conditioners, and specifically provides a self-cleaning control method for an air conditioner and an air conditioner.
  • Air conditioners are equipment that can cool/heat indoors. As time goes by, the dust on the indoor unit and outdoor unit of the air conditioner will gradually increase. When the dust accumulates to a certain extent, a large number of bacteria will breed, especially indoors. When the air flows through the indoor unit, it will carry a lot of dust and bacteria, so it is necessary to clean the air conditioner in time.
  • the cleaning methods of the air conditioner include manual cleaning and self-cleaning of the air conditioner.
  • Manual cleaning is time-consuming and laborious. It is necessary to disassemble the parts of the air conditioner before cleaning. After the cleaning is completed, the parts need to be renewed. Assembled. Therefore, many current air conditioners have adopted the self-cleaning method.
  • the air conditioner cannot automatically determine when to turn on the self-cleaning control, but requires the user Judge yourself whether to run the self-cleaning mode of the air conditioner, which will lead to: If the self-cleaning mode is frequently turned on, although the cleanliness of the air conditioner can be guaranteed, it will cause a waste of energy. If the self-cleaning mode is turned on for a long time Mode, it is difficult to ensure the cleanliness of the air conditioner, and may affect the normal use of the air conditioner, and at the same time affect human health.
  • the present invention provides a self-cleaning control method for an air conditioner.
  • the self-cleaning control method includes the following steps: S110. Obtain the current value of the fan of the indoor unit at the current speed; S120. When the current value is less than the set current value, obtain the air conditioner from the last self-cleaning to the current time period. PM2.5 value; S130, judging whether to run the self-cleaning mode according to the PM2.5 value of the indoor air.
  • the PM2.5 value of the indoor air in the current time period from the completion of the last self-cleaning of the air conditioner is the total amount of air in this time period. PM2.5 value.
  • step S130 specifically includes: when there is a PM2.5 value exceeding a preset value, making the air conditioner operate in a self-cleaning mode; otherwise, not operating in the self-cleaning mode.
  • the PM2.5 value of the indoor air in the current time period from the completion of the last self-cleaning of the air conditioner is the average value of the air in this time period PM2.5 value.
  • step S130 specifically includes: when the average PM2.5 value exceeds a preset value, making the air conditioner execute the self-cleaning mode; otherwise, not running the self-cleaning mode .
  • step S120 the step of "acquiring all the PM2.5 values of the indoor air of the air conditioner from the last self-cleaning to the current time period” specifically includes: Acquire the pre-stored indoor air PM2.5 value; wherein the pre-stored indoor air PM2.5 value is the PM2.5 value of the indoor air detected by the PM2.5 sensor.
  • step S120 the step of "acquiring all the PM2.5 values of the indoor air of the air conditioner from the last self-cleaning to the current time period" specifically includes: Acquire the pre-stored indoor air PM2.5 value; wherein the pre-stored indoor air PM2.5 value is obtained by obtaining local weather information from the indoor air PM2.5 value.
  • step S120 the step of “obtaining the average PM2.5 value of the indoor air of the air conditioner from the last self-cleaning completion to the current time period” specifically includes: Acquire the PM2.5 value of all indoor air stored in advance; calculate the average value of the acquired PM2.5 value of the indoor air; wherein, the PM2.5 value of the indoor air stored in advance is detected by the PM2.5 sensor The PM2.5 value of indoor air.
  • step S120 the step of “obtaining the average PM2.5 value of the indoor air from the last time the air conditioner was completed to the current time period” is specifically Including: obtaining the pre-stored PM2.5 value of all indoor air; calculating the average value of the obtained indoor air PM2.5 value; wherein, the pre-stored indoor air PM2.5 value is obtained by obtaining the local
  • the weather information is the PM2.5 value of indoor air obtained from the weather information.
  • the present invention also provides an air conditioner including a controller, characterized in that the controller is configured to be able to execute the above-mentioned air conditioner self-cleaning control method.
  • the present invention performs a comprehensive judgment based on the fan current and air quality.
  • the air quality factor is considered on the basis of the fan current, and the double judgment standard is used to determine whether the air conditioner needs to run self-cleaning, thereby reducing the misjudgment of whether the air conditioner is running self-cleaning or not, and improving the user experience .
  • Fig. 1 is a main flow chart of the air conditioner self-cleaning control method of the present invention.
  • the self-cleaning of the air conditioner refers to cleaning the indoor heat exchanger of the indoor unit.
  • the air conditioner self-cleaning control method of the present invention includes the following steps: S110, acquiring the current value of the fan of the indoor unit at the current speed; S120, acquiring the air conditioner from the current value when the current value is less than the set current value The PM2.5 value of the indoor air from the completion of the last self-cleaning to the current time period; S130: Determine whether to run the self-cleaning mode according to the PM2.5 value of the indoor air.
  • PM2.5 represents the content of fine particles per cubic meter of air. For example, the PM2.5 concentration index of 10 micrograms/m3 is 10, and the PM2.5 value of the present invention is the PM2.5 concentration index.
  • the present invention performs a comprehensive judgment based on the fan current and air quality.
  • the set current value can be selected by a reasonable value by those skilled in the art according to actual conditions.
  • the standard current value of the fan at different speeds of the indoor heat exchanger in the case of no dirty blockage is obtained through the test method.
  • the real-time current value at a certain speed is lower than the standard current value at that speed, it is indicated
  • the indoor heat exchanger began to appear dirty and clogged.
  • the real-time current value gradually decreases, the dirty clogging of the indoor heat exchanger becomes more and more serious.
  • Current value (the set current value at the same speed ⁇ the standard current value at the same speed).
  • the PM2.5 value of the indoor air of the air conditioner from the completion of the last self-cleaning to the current time period is obtained.
  • the PM2.5 value of the indoor air in the current time period from the completion of the last self-cleaning of the air conditioner is all the PM2.5 values of the air in this time period. Then it is judged whether any of these PM2.5 values exceeds the preset value, if so, it is judged that the indoor heat exchanger is dirty and blocked, and the air conditioner is operated in the self-cleaning mode; otherwise, the self-cleaning mode is not operated.
  • the preset value can be flexibly selected by those skilled in the art according to the actual application scenario of the air conditioner. For example, the preset value can be set to any value between 120-150.
  • all the PM2.5 values of the indoor air from the last self-cleaning to the current time period of the air conditioner can be directly obtained from the pre-stored indoor air PM2.5 values.
  • the pre-stored indoor air PM2.5 value can be the PM2.5 value of indoor air detected by the PM2.5 sensor that comes with the air conditioner; it can also be obtained by obtaining local weather information, and then from the weather information The PM2.5 value of the obtained indoor air.
  • the PM2.5 value of the indoor air in the current time period from the completion of the last self-cleaning of the air conditioner is the average PM2.5 value of the air in this time period. Then determine whether the average PM2.5 value exceeds the preset value. If the average PM2.5 value exceeds the preset value, it is determined that the indoor heat exchanger is dirty and blocked. At this time, the air conditioner is operated in self-cleaning mode; otherwise, the self-cleaning mode is not operated. mode.
  • the step of obtaining the average PM2.5 value of indoor air from the last self-cleaning to the current time period of the air conditioner may be: obtaining the PM2.5 value of all indoor air stored in advance, and then Calculate the average value of the PM2.5 value of the acquired indoor air.
  • the pre-stored indoor air PM2.5 value can be the PM2.5 value of indoor air detected by the PM2.5 sensor that comes with the air conditioner; it can also be obtained by obtaining local weather information, and then from the weather information The PM2.5 value of the obtained indoor air.
  • the present invention also provides an air conditioner including a controller configured to perform the above-mentioned air conditioner self-cleaning control method.

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Fuzzy Systems (AREA)
  • Mathematical Physics (AREA)
  • Human Computer Interaction (AREA)
  • Air Conditioning Control Device (AREA)

Abstract

La présente invention se rapporte à un procédé de commande d'auto-nettoyage de climatiseur et à un climatiseur ; le procédé de commande d'auto-nettoyage comprend les étapes suivantes consistant à : obtenir la valeur de courant électrique d'un ventilateur d'une unité intérieure ; si la valeur de courant électrique est inférieure à une valeur de courant définie, obtenir alors la valeur PM2,5 de l'air intérieur pendant la période allant de l'achèvement de l'auto-nettoyage précédent du climatiseur au moment actuel ; en fonction de la valeur PM2,5 de l'air intérieur, déterminer s'il faut exécuter le mode d'auto-nettoyage.
PCT/CN2020/079900 2019-03-21 2020-03-18 Procédé de commande d'auto-nettoyage de climatiseur, et climatiseur WO2020187226A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201910218256.2A CN109916033A (zh) 2019-03-21 2019-03-21 空调器自清洁控制方法和空调器
CN201910218256.2 2019-03-21

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WO2020187226A1 true WO2020187226A1 (fr) 2020-09-24

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CN109916033A (zh) * 2019-03-21 2019-06-21 青岛海尔空调器有限总公司 空调器自清洁控制方法和空调器

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CN107525209A (zh) * 2017-07-13 2017-12-29 青岛海尔空调器有限总公司 空调器自清洁控制方法及装置
CN108386958A (zh) * 2018-01-22 2018-08-10 青岛海尔空调器有限总公司 用于空调器的自清洁控制方法
CN109916033A (zh) * 2019-03-21 2019-06-21 青岛海尔空调器有限总公司 空调器自清洁控制方法和空调器

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CN103206764B (zh) * 2012-01-17 2017-04-12 力博特公司 一种空调及其自清洁的方法
JP6802851B2 (ja) * 2016-03-02 2020-12-23 エンジェイ エービー 換気のためのシステム、方法およびフィルタ
CN106765876A (zh) * 2016-11-24 2017-05-31 广东美的制冷设备有限公司 自动清洁空调室外机控制方法及装置、空调器
CN107514683B (zh) * 2017-07-31 2020-11-03 青岛海尔空调器有限总公司 空调器及其室内机自清洁控制方法
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Publication number Priority date Publication date Assignee Title
CN106969467A (zh) * 2017-04-01 2017-07-21 青岛海尔空调器有限总公司 一种空调自清洁控制方法及装置
CN107525209A (zh) * 2017-07-13 2017-12-29 青岛海尔空调器有限总公司 空调器自清洁控制方法及装置
CN108386958A (zh) * 2018-01-22 2018-08-10 青岛海尔空调器有限总公司 用于空调器的自清洁控制方法
CN109916033A (zh) * 2019-03-21 2019-06-21 青岛海尔空调器有限总公司 空调器自清洁控制方法和空调器

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