CN109916050A - Air conditioner automatically cleaning control method - Google Patents

Air conditioner automatically cleaning control method Download PDF

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Publication number
CN109916050A
CN109916050A CN201910218339.1A CN201910218339A CN109916050A CN 109916050 A CN109916050 A CN 109916050A CN 201910218339 A CN201910218339 A CN 201910218339A CN 109916050 A CN109916050 A CN 109916050A
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CN
China
Prior art keywords
automatically cleaning
air
air conditioner
value
time
Prior art date
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CN201910218339.1A
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Chinese (zh)
Inventor
于洋
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青岛海尔空调器有限总公司
青岛海尔股份有限公司
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Priority to CN201910218339.1A priority Critical patent/CN109916050A/en
Publication of CN109916050A publication Critical patent/CN109916050A/en

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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
    • 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
    • F24F11/41—Defrosting; Preventing freezing
    • F24F11/43—Defrosting; Preventing freezing of indoor units
    • 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

Abstract

The invention belongs to air conditioner technical fields, specifically provide a kind of air conditioner automatically cleaning control method.In order to precisely control the automatically cleaning of air conditioner, air conditioner automatically cleaning control method provided by the invention includes the following steps: to detect the air-out volume L of current air outlet of indoor set during air conditioner operation standard automatically cleaning mode；Detect current indoor air humidity T；Heat pamp and/or the defrost time of the standard automatically cleaning mode are selectively adjusted according to air-out volume L and indoor air humidity T.Relative to the heat pamp for the fixation that existing automatically cleaning mode uses and for the defrost time, the present invention can accurately control heat pamp and/or the defrost time of air conditioner standard automatically cleaning mode according to the actual operating mode of air conditioner, to greatly improve cleaning effect of the air conditioner when running automatically cleaning, and then promote the usage experience of user.

Description

Air conditioner automatically cleaning control method

Technical field

The invention belongs to air conditioner technical fields, specifically provide a kind of air conditioner automatically cleaning control method.

Background technique

Air conditioner is the equipment that can be indoor refrigerating/heating, over time, the dust stratification on air conditioner room unit Can gradually it increase, dust stratification accumulation can breed a large amount of bacterium, when especially air flows through indoor unit indoors, meeting afterwards to a certain extent Carry a large amount of dust and bacterium, it is therefore desirable to clean in time to air conditioner.

Present air conditioner mostly uses self-cleaning mode, i.e., by controlling the operation of indoor unit, so that the frosting of evaporator elder generation, Defrost afterwards cleans evaporator using defrost.Existing air conditioner is during running self-cleaning, heat pamp and defrost Time is fixed and invariable, which is usually to determine under ideal, specific operating condition of test Value.But during air conditioner actual motion, actual operating mode may be deposited with ideal, specific operating condition of test In different, this results in air conditioner to be easy to appear when according to existing self-cleaning program is run and controls inaccurate ask Topic, such as heat pamp it is too short cause to clean it is insufficient.

Therefore, teach that a kind of new air conditioner automatically cleaning control method solves the above problems.

Summary of the invention

In order to solve the above problem in the prior art, in order to precisely control the automatically cleaning of air conditioner, the present invention Provide a kind of air conditioner automatically cleaning control method, the air conditioner includes indoor unit and by way of defrost after first frosting Automatically cleaning is carried out to the indoor unit, the air conditioner automatically cleaning control method includes the following steps: S110, in the air conditioner During operation standard automatically cleaning mode, the air-out volume L of current air outlet of indoor set is detected；S120, it detects currently Indoor air humidity T；S130, it is selectively adjusted according to the air-out volume L and the indoor air humidity T in the standard Heat pamp and/or defrost time under automatically cleaning mode.

In the preferred embodiment of above-mentioned air conditioner automatically cleaning control method, step S130 is specifically included: when second is pre- If airflow value < L < first presets airflow value, and the second default humidity value < T < first presets humidity value, executes the air-conditioning The standard automatically cleaning mode of device.

In the preferred embodiment of above-mentioned air conditioner automatically cleaning control method, step S130 is specifically included: when second is pre- If airflow value < L < first presets airflow value and T >=the first default humidity value, when by the frosting of the standard automatically cleaning mode Between reduce by the first preset time.

In the preferred embodiment of above-mentioned air conditioner automatically cleaning control method, step S130 is specifically included: when second is pre- If airflow value < L < first presets airflow value and T≤the second default humidity value, when by the frosting of the standard automatically cleaning mode Between increase by the second preset time.

In the preferred embodiment of above-mentioned air conditioner automatically cleaning control method, step S130 is specifically included: when L≤the second Default airflow value and when the second default humidity value < T < first presets humidity value, by the frosting under the standard automatically cleaning mode Time increases by the second preset time, and the defrost time of the standard automatically cleaning mode is increased by the first preset time.

In the preferred embodiment of above-mentioned air conditioner automatically cleaning control method, step S130 is specifically included: when L≤the second When default airflow value and the default humidity value of T >=the first, by the defrost time of the standard automatically cleaning mode increase by first it is default when Between.

In the preferred embodiment of above-mentioned air conditioner automatically cleaning control method, step S130 is specifically included: when L≤the second When default airflow value and the default humidity value of T≤the second, by the heat pamp of the standard automatically cleaning mode increase third it is default when Between, and the defrost time of the standard automatically cleaning mode is increased by the first preset time.

In the preferred embodiment of above-mentioned air conditioner automatically cleaning control method, first preset time is 0.5-1.5 Any time between minute；Second preset time is any time between 4.5-5.5 minutes；When the third is preset Between for any time between 9-11 minutes；And/or first preset time is 1 minute；Second preset time It is 5 minutes, the third preset time is 10 minutes.

In the preferred embodiment of above-mentioned air conditioner automatically cleaning control method, before step S110, the air conditioner Automatically cleaning control method further include: the air-out volume of air outlet of indoor set described in real-time detection；When the air-out volume meets in advance If when condition, the air conditioner is made to run the standard automatically cleaning mode.

In the preferred embodiment of above-mentioned air conditioner automatically cleaning control method, the preset condition are as follows: the outlet air wind Amount is lower than the first setting value；Or the preset condition are as follows: detect the outlet air wind of an air outlet of indoor set every setting time The average value of amount, and the average value is lower than the second setting value；Or the preset condition are as follows: detect the indoor unit outlet air Mouth is in the air-out volume L under different rotating speeds in blower1, calculate the air-out volume L1With the L under corresponding revolving speed0Difference △ L, and △ L is higher than third setting value；Wherein, △ L=L0- L1, L0The standard airflow value set under different rotating speeds for blower.

When the present invention selectively adjusts the frosting of standard automatically cleaning mode according to air-out volume L and indoor air humidity T Between and/or the defrost time.Relative to the heat pamp for the fixation that existing automatically cleaning mode uses and for the defrost time, the present invention Heat pamp and the defrost of air conditioner standard automatically cleaning mode can be accurately controlled according to the actual operating mode of air conditioner Time to greatly improve cleaning effect of the air conditioner when running automatically cleaning, and then promotes the usage experience of user.

Detailed description of the invention

Fig. 1 is the broad flow diagram of air conditioner automatically cleaning control method of the invention.

Specific embodiment

To keep the embodiment of the present invention, technical solution and advantage more obvious, below in conjunction with attached drawing to skill of the invention Art scheme carries out clear, complete description, it is clear that and the embodiment described is a part of the embodiments of the present invention, rather than all Embodiment.It will be apparent to a skilled person that these embodiments are used only for explaining technical principle of the invention, and It is not intended to be limiting protection scope of the present invention.

Air conditioner automatically cleaning control method provided by the invention is intended to precisely control the automatically cleaning of air conditioner, the present invention Air conditioner include indoor unit and outdoor unit, and automatically cleaning is carried out to indoor unit by way of defrost after first frosting.Reference Fig. 1, Fig. 1 are the broad flow diagrams of air conditioner automatically cleaning control method of the invention.As described in Figure 1, air conditioner of the invention from Cleaning control method includes the following steps: S110, during air conditioner operation standard automatically cleaning mode, detects current room The air-out volume L of interior machine air outlet；The current indoor air humidity T of S120, detection；S130, according to air-out volume L and Interior Space Air humidity degree T selectively adjusts heat pamp and/or the defrost time of standard automatically cleaning mode.

In step s 110, can indoors machine air outlet position place an air flow sensor (such as ultrasonic flow Meter or a fan etc. that can be driven by air quantity), the air-out volume of air outlet of indoor set is detected using the air flow sensor L.In the step s 120, as an example, indoor air humidity T can use humidity sensor to detect.

It will be appreciated to those of skill in the art that then needing self-cleaning intensity when the heat exchanger of indoor unit is dirtier Height, that is, need frosting thicker；When the heat exchanger of indoor unit is cleaner, automatically cleaning needs frosting slightly thinner.And it is existing Air conditioner run it is self-cleaning during, heat pamp and defrost time are fixed and invariable, therefore in order to more smart The automatically cleaning of air conditioner really is controlled, in step s 130, can specifically be adjusted under automatically cleaning mode according to following scenario described Heat pamp and/or defrost time.

Situation one: when the second default airflow value < L < first presets airflow value, and the second default humidity value < T < first Default humidity value, executes air conditioner standard automatically cleaning mode.Specifically, the first default airflow value and the second default airflow value can be with Obtained by those skilled in the art by test, when air-out volume L be located at the second default airflow value and the first default airflow value it Between when, judge that the indoor set heat exchanger is in general dirty state.Second default humidity value and the first default humidity value can also be with It is obtained by those skilled in the art by test, when indoor air humidity T is located at the second default humidity value and the first default humidity When between value, judge the humidity of current indoor for general moisture condition.In this case, air conditioner standard automatically cleaning mould is executed Formula does not increase or decrease frosting/defrost time under automatically cleaning mode.

Situation two: when the second default airflow value < L < first presets airflow value, and the default humidity value of T >=the first, by standard The heat pamp of automatically cleaning mode reduces by the first preset time.Specifically, as previously mentioned, being preset when air-out volume L is located at second When between airflow value and the first default airflow value, judge that the indoor set heat exchanger is in general dirty state；When Interior Space air humidity When spending T higher than the first default humidity value, it can be determined that current indoor air humidity is dampness.In this case, by standard The heat pamp of automatically cleaning mode reduces the first preset time, defrost time-preserving.First preset time can be by this Field technical staff obtains according to test, such as first preset time can be 1 minute, or be between 0.5-1.5 minutes Any time.

Situation three: when the second default airflow value < L < first presets airflow value, and the default humidity value of T≤the second, by standard The heat pamp of automatically cleaning mode increases by the second preset time.Specifically, as previously mentioned, being preset when air-out volume L is located at second When between airflow value and the first default airflow value, judge that the indoor set heat exchanger is in general dirty state；When Interior Space air humidity When spending T lower than the second default humidity value, it can be determined that current indoor air humidity is drying regime.In this case, by standard The heat pamp of automatically cleaning mode increases the second preset time, defrost time-preserving.Second preset time can be by this Field technical staff obtains according to test, such as second preset time can be 5 minutes, or be between 4.5-5.5 minutes Any time.

Situation four: when the default airflow value of L≤the second, and the second default humidity value < T < first presets humidity value, by standard The heat pamp of automatically cleaning mode increases by the second preset time, and the defrost time of standard automatically cleaning mode increase by first is preset Time.Specifically, when air-out volume L is lower than the second default airflow value, it can be determined that the indoor set heat exchanger is in serious dirty Turbid state；When indoor air humidity T is between the second default humidity value and the first default humidity value, current indoor is judged Humidity is general moisture condition.In this case, the heat pamp of standard automatically cleaning mode is increased by the second preset time, and will The defrost time of standard automatically cleaning mode increases by the first preset time.First preset time and the second preset time can be by these Field technical staff obtains according to test, such as first preset time can be 1 minute, or be between 0.5-1.5 minutes Any time, it or is any time between 4.5-5.5 minutes which, which can be 5 minutes,.

Situation five: when the default airflow value of L≤the second, and the default humidity value of T >=the first, by the defrost of standard automatically cleaning mode Time increases by the first preset time.Specifically, when air-out volume L is lower than the second default airflow value, it can be determined that the indoor unit Heat exchanger is in serious dirty state；When indoor air humidity T is higher than the first default humidity value, it can be determined that current indoor is empty Air humidity degree is dampness.In this case, defrost time of standard automatically cleaning mode is increased by the first preset time, when frosting Between remain unchanged.First preset time can be obtained by those skilled in the art according to test, such as first preset time It can be 1 minute, or be any time between 0.5-1.5 minutes.

Situation six: when the default airflow value of L≤the second, and the default humidity value of T≤the second, by the frosting of standard automatically cleaning mode Time increases third preset time, and the defrost time of standard automatically cleaning mode is increased by the first preset time.Specifically, when out When wind air quantity L is lower than the second default airflow value, it can be determined that the indoor set heat exchanger is in serious dirty state；Work as room air When humidity T is lower than the second default humidity value, it can be determined that current indoor air humidity is drying regime.In this case, it will mark The heat pamp of quasi- automatically cleaning mode increases third preset time, and the defrost time of standard automatically cleaning mode is increased by first in advance If the time.The third preset time and the first preset time can be obtained by those skilled in the art according to test, for example, this Three preset times can be 10 minutes, or be any time between 9-11 minutes, which can be 1 point Clock, or be any time between 0.5-1.5 minutes.

It needs to illustrate again, the default airflow value of first among the above and the second default airflow value can be by this field skills Art personnel are obtained by way of test, are in general dirty state specifically by the heat exchanger that test data obtains indoor unit When air-out volume when being in serious pollutional condition of the interval range of air-out volume and the heat exchanger of indoor unit peak (minimum that the peak is the interval range of the air-out volume when heat exchanger of machine indoors is in general dirty state).Together Reason, the first default humidity value and the second default humidity value can also be obtained by way of test by those skilled in the art, be had Body is the interval range obtained when indoor air humidity is in general humidity by test data, determine the interval range it Afterwards, indoor air humidity is higher than the upper limit of the interval range, then illustrates that indoor air humidity is dampness, indoor air humidity Lower than the lower limit of the interval range, then illustrate that indoor air humidity is drying regime.In addition, the first preset time, second default Time and third preset time can also obtain optimum value by those skilled in the art by way of test.

In a kind of more specifically embodiment, before executing step S110, air automatically cleaning controlling party of the invention Following steps are first carried out in method: the air-out volume of real-time detection air outlet of indoor set；When air-out volume meets preset condition, make Air conditioner operation standard automatically cleaning mode.It can use the air flow sensor detection outlet air wind for being mounted on air outlet of indoor set position Amount.

As an example, the preset condition may is that air-out volume lower than the first setting value.Specifically, air conditioner is just Often in the case where operation (heat exchanger of indoor unit is not blocked), one timing of revolving speed of indoor fan, air outlet of indoor set goes out Wind air quantity is also certain, and after heat exchanger blocking, air-out volume can also reduce therewith.In this case, we can set Fixed first setting value, first setting value can be obtained by those skilled in the art by test method, work as air-out volume When lower than first setting value, it can be determined that the more phenomenon of dust occurs in the heat exchanger of indoor unit, that is, is cleaned.

As another example, which is also possible to: detecting an air outlet of indoor set every setting time The average value of air-out volume, and average value is lower than the second setting value.As described above, in order to more accurately judge that air conditioner enters Self-cleaning opportunity can also calculate its average value, come more accurately by comparing average value by acquiring multiple air-out volumes Judge that air conditioner enters self-cleaning opportunity.Second setting value can be obtained by those skilled in the art by test method.

As another example, which may also is that detection air outlet of indoor set is in different rotating speeds in blower Under air-out volume L1, calculate air-out volume L1With the L under corresponding revolving speed0Difference △ L, and △ L be higher than third setting value； Wherein, △ L=L0- L1, L0The standard airflow value set under different rotating speeds for blower.Specifically, L0It is blower in difference The standard airflow value set under revolving speed, namely in the case of the heat exchanger of machine does not have dust indoors, indoor fan turns in difference Corresponding air output under speed.By by current air-out volume L1With corresponding standard airflow value L0Compare, can accurately judge The degree of dust on indoor set heat exchanger, and then more accurately judge whether that air conditioner is made to enter automatically cleaning.

So far, it has been combined preferred embodiment shown in the drawings and describes technical solution of the present invention, still, this field Technical staff is it is easily understood that protection scope of the present invention is expressly not limited to these specific embodiments.Without departing from this Under the premise of the principle of invention, those skilled in the art can make equivalent change or replacement to the relevant technologies feature, these Technical solution after change or replacement will fall within the scope of protection of the present invention.

Claims (10)

1. a kind of air conditioner automatically cleaning control method, the air conditioner includes indoor unit and by way of defrost after first frosting Automatically cleaning is carried out to the indoor unit, which is characterized in that the air conditioner automatically cleaning control method includes the following steps:
S110, during the air conditioner operation standard automatically cleaning mode, detect the outlet air of current air outlet of indoor set Air quantity L；
The current indoor air humidity T of S120, detection；
S130, the standard automatically cleaning mode is selectively adjusted according to the air-out volume L and the indoor air humidity T Heat pamp and/or defrost time.
2. air conditioner automatically cleaning control method according to claim 1, which is characterized in that step S130 is specifically included:
When the second default airflow value < L < first presets airflow value and the second default humidity value < T < first presets humidity value, Execute the standard automatically cleaning mode of the air conditioner.
3. air conditioner automatically cleaning control method according to claim 1, which is characterized in that step S130 is specifically included:
When the second default airflow value < L < first presets airflow value and the default humidity value of T >=the first, by the standard automatically cleaning The heat pamp of mode reduces by the first preset time.
4. air conditioner automatically cleaning control method according to claim 1, which is characterized in that step S130 is specifically included:
When the second default airflow value < L < first presets airflow value and the default humidity value of T≤the second, by the standard automatically cleaning The heat pamp of mode increases by the second preset time.
5. air conditioner automatically cleaning control method according to claim 1, which is characterized in that step S130 is specifically included:
When the default airflow value of L≤the second and when the second default humidity value < T < first presets humidity value, by the standard automatically cleaning The heat pamp of mode increases by the second preset time, and by the defrost time of the standard automatically cleaning mode increase by first it is default when Between.
6. air conditioner automatically cleaning control method according to claim 1, which is characterized in that step S130 is specifically included:
When the default airflow value of L≤the second and the default humidity value of T >=the first, the defrost time of the standard automatically cleaning mode is increased Add the first preset time.
7. air conditioner automatically cleaning control method according to claim 1, which is characterized in that step S130 is specifically included:
When the default airflow value of L≤the second and the default humidity value of T≤the second, the heat pamp of the standard automatically cleaning mode is increased Add third preset time, and the defrost time of the standard automatically cleaning mode is increased by the first preset time.
8. the air conditioner automatically cleaning control method according to any one of claim 3 to 7, which is characterized in that
First preset time is any time between 0.5-1.5 minutes；Second preset time is 4.5-5.5 minutes Between any time；The third preset time is any time between 9-11 minutes；And/or
First preset time is 1 minute；Second preset time is 5 minutes, and the third preset time is 10 minutes.
9. air conditioner automatically cleaning control method according to any one of claim 1 to 7, which is characterized in that in step Before S110, the air conditioner automatically cleaning control method further include:
The air-out volume of air outlet of indoor set described in real-time detection；
When the air-out volume meets preset condition, the air conditioner is made to run the standard automatically cleaning mode.
10. air conditioner automatically cleaning control method according to claim 9, which is characterized in that the preset condition are as follows: described Air-out volume is lower than the first setting value；
Or the preset condition are as follows: the average value of the air-out volume of an air outlet of indoor set is detected every setting time, and And the average value is lower than the second setting value；
Or the preset condition are as follows: detect the air outlet of indoor set in blower and be in the air-out volume L under different rotating speeds1, meter Calculate the air-out volume L1With the L under corresponding revolving speed0Difference △ L, and △ L be higher than third setting value；
Wherein, △ L=L0- L1, L0The standard airflow value set under different rotating speeds for blower.
CN201910218339.1A 2019-03-21 2019-03-21 Air conditioner automatically cleaning control method CN109916050A (en)

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