CN111637605A - Air conditioner cleaning method, computer readable medium and air conditioner - Google Patents
Air conditioner cleaning method, computer readable medium and air conditioner Download PDFInfo
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- CN111637605A CN111637605A CN202010432412.8A CN202010432412A CN111637605A CN 111637605 A CN111637605 A CN 111637605A CN 202010432412 A CN202010432412 A CN 202010432412A CN 111637605 A CN111637605 A CN 111637605A
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- wind speed
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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
- F24F11/62—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
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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
- F24F2221/00—Details or features not otherwise provided for
- F24F2221/22—Cleaning ducts or apparatus
Abstract
The invention provides an air conditioner cleaning method, a computer readable medium and an air conditioner. The air conditioner cleaning method comprises the following steps: detecting a first wind speed value and a first current value of a fan at a first preset rotating speed; cleaning the evaporator; detecting a second wind speed value and a second current value of the fan at a first preset rotating speed; and if the difference value between the first wind speed value V1 and the second wind speed value is greater than the first preset value, and the difference value between the first current value and the second current value is greater than the second preset value, exiting the cleaning mode. The computer readable medium, including a preset program, when executed, can implement the method described above, and the air conditioner, including the computer readable medium. According to the method, the cleaning effect is judged by the difference value of the wind speed and the current of the fan at the first preset rotating speed before and after cleaning, when the difference value of the wind speed and the current before and after cleaning is larger than the first preset value and the second preset value, the cleaning effect is already reached, the cleaning is judged not to be needed again, and the cleaning mode is automatically controlled to exit.
Description
Technical Field
The invention belongs to the technical field of air conditioners, and particularly relates to an air conditioner cleaning method, a computer readable medium and an air conditioner.
Background
At present, domestic air conditioners can remove dust or bacteria to a certain degree. The existing air conditioner has a part additionally provided with a filter screen to prevent large dust from entering, prevent the evaporator from being dirty and block and purify blown air to a certain degree. And a few air conditioners have a self-cleaning function on the basis of an air conditioner filter screen, particularly, dust attached to indoor heat exchange is cleaned mainly through an indoor icing and defrosting technology, but the cleaning effect cannot be effectively detected by the existing cleaning method.
Disclosure of Invention
The invention aims to provide an air conditioner cleaning method, a computer readable medium and an air conditioner, so as to solve the problem that the cleaning effect cannot be effectively detected in the existing air conditioner.
The specific scheme is as follows:
an air conditioner cleaning method comprises the following steps:
s1, detecting a first wind speed value V1 and/or a first current value I1 of the fan at a first preset rotating speed;
s2, cleaning the evaporator,
s3, detecting a second wind speed value V2 and/or a second current value I2 of the fan at a first preset rotating speed,
and S4, if the difference value between the first wind speed value V1 and the second wind speed value V2 is larger than a first preset value, and/or the difference value between the first current value I1 and the second current value I2 is larger than a second preset value, exiting the cleaning mode.
As a further optimization of the present invention, the step S4 further includes the following steps:
and if the difference value between the first wind speed value V1 and the second wind speed value V2 is smaller than a first preset value, and/or the difference value between the first current value I1 and the second current value I2 is smaller than a second preset value, jumping to step S2.
As a further optimization of the present invention, the step S4 further includes the following steps:
if the difference between the first wind speed value V1 and the second wind speed value V2 is smaller than a first preset value, and/or the difference between the first current value I1 and the second current value I2 is smaller than a second preset value, the cleaning frequency N is equal to N +1, and if the cleaning frequency N is equal to a preset cleaning frequency M, the cleaning mode is exited.
As a further optimization of the present invention, the step S2 further includes the following steps:
controlling the evaporation pressure to a first preset pressure to refrigerate and continuing for a first preset time; and controlling the condensation pressure to a second preset pressure to heat for a second preset time.
As a further optimization of the present invention, the step S2 further includes the following steps:
reading the number of times of cleaning N, setting the first preset pressure as P1N, and setting the second preset pressure as P2N, wherein N is 0,1, …, M, P10> P11> … > P1M, P20< P21< … < P2M.
As a further optimization of the present invention, the step S2 further includes the following steps:
reading the number of times of cleaning N, and setting the first preset time as T1N and the second preset time as T2N, where N is 0,1, …, M, T10< T11< … < T1M, and T20< T21< … < T2M.
As a further optimization of the present invention, the step S3 further includes the following steps: and after the condensing pressure is controlled to be the second preset pressure, starting ultraviolet sterilization.
A computer readable medium storing a predetermined program which, when executed by a processor, is capable of implementing the air conditioner cleaning method as described in any one of the above.
An air conditioner comprising a computer readable medium as described above.
Has the advantages that:
according to the air conditioner cleaning method, the air speed and/or the current of the fan at the first preset rotating speed before and after cleaning are compared, and the cleaning effect of the air conditioner is judged, namely when the difference value of the air speed and/or the current before and after cleaning is larger than the first preset value/the second preset value, the cleaning effect reaches the preset effect, so that the air conditioner cleaning method is judged to be unnecessary to clean again, and the air conditioner cleaning method is automatically controlled to exit the cleaning mode.
The computer readable medium of the invention can realize the air conditioner cleaning method when the preset program is executed, the cleaning effect of the air conditioner is judged by comparing the wind speed and/or the current of the fan at the first preset rotating speed before and after cleaning, namely when the difference value of the wind speed and/or the current before and after cleaning is larger than the first preset value/the second preset value, the cleaning of the air conditioner reaches the preset effect, so that the cleaning is judged not to be needed again, and the cleaning mode is automatically controlled to exit.
The air conditioner comprises the computer readable medium, and the cleaning method of the air conditioner can be realized when the preset program is executed, the cleaning effect of the air conditioner is judged by comparing the wind speed and/or the current of the fan at the first preset rotating speed before and after cleaning, namely when the difference value of the wind speed and/or the current before and after cleaning is larger than the first preset value/the second preset value, the cleaning of the air conditioner reaches the preset effect, so that the air conditioner is judged not to need to be cleaned again, and the cleaning mode is automatically controlled to exit.
Drawings
Fig. 1 shows a flow chart of an air conditioner cleaning method of the present invention.
Detailed Description
To further illustrate the various embodiments, the invention provides the accompanying drawings. The accompanying drawings, which are incorporated in and constitute a part of this disclosure, illustrate embodiments of the invention and, together with the description, serve to explain the principles of the embodiments. Those skilled in the art will appreciate still other possible embodiments and advantages of the present invention with reference to these figures. Elements in the figures are not drawn to scale and like reference numerals are generally used to indicate like elements.
The invention will now be further described with reference to the accompanying drawings and detailed description.
Examples
Referring to fig. 1, the present embodiment provides an air conditioner cleaning method, including the following steps:
s1, detecting a first wind speed value V1 and a first current value I1 of the fan at a first preset rotating speed,
in this embodiment, the first preset rotation speed is preferably a low-speed wind speed mode of the air conditioner, that is, a minimum wind volume mode, at this time, the rotation speed of the fan is generally 300-400rpm, at this time, the wind speed is small, and the detection accuracy is high.
It should be noted that, in the present embodiment, the first wind speed value V1 and the first current value I1 are detected simultaneously, and are used for double comparison, so as to prevent an error in detection of one of the parameters from causing early exit from the cleaning mode, and in use, only one of the parameters may be compared.
In this embodiment, the detection of wind speed is realized through the wind speed that detects air inlet department, and the detection of electric current is realized through the mutual inductance signal of circuit board collection current.
S2, cleaning the evaporator:
reading the cleaning frequency N, wherein the cleaning frequency N defaults to zero when cleaning is carried out for the first time, setting a first preset pressure to be P1N, a second preset pressure to be P2N, a first preset time to be T1N and a second preset time to be T2N according to the cleaning frequency N, controlling the evaporation pressure to reach the first preset pressure and last for the first preset time, then controlling the condensation pressure to reach the second preset pressure and last for the second preset time, and sterilizing by synchronously using ultraviolet rays and an electric heater when the condensation pressure reaches the second preset pressure.
The preset evaporating pressures P10, P11, … and P1N are different in low temperature, the condensing pressures P20, P21, … and P2N are different in high temperature, T10, T11, … and T1N are different in low temperature duration, T20, T21, … and T2N are different in high temperature duration, wherein P10< P11< … < P1N, so that the temperatures corresponding to the evaporating pressures P N, N and P1N are gradually reduced, P N > P N > N P2N, so that the temperatures corresponding to the condensing pressures P N, P2N are gradually increased, T N < T1N < T2N.
By the arrangement, when the washing is required to be continuously cleaned in each judgment, the low temperature is lower, the duration is longer, the generated condensed water and the generated condensed frost are increased, the high temperature is higher, the duration is longer, and the drying and sterilizing effects are better.
In the present embodiment, the preset total cleaning is performed 5 times, and the evaporation pressures P10, P11, P12, P13 and P14 are respectively 0.629MPa (corresponding to-3 ℃) and 0.605MPa (corresponding to-4 ℃), 0.582MPa (corresponding to-5 ℃), 0.56MPa (corresponding to-6 ℃) and 0.538MPa (corresponding to-7 ℃) and T10, T11, T12, T13 and T14 are respectively 5min, 7min, 9min, 11min and 13min, the condensation pressures P20, P21, P22, P23 and P24 are respectively 3.426MPa (corresponding to 56 ℃), T8 MPa (corresponding to 58 ℃), 3.748MPa (corresponding to 60 ℃), 3.832MPa (corresponding to 61 ℃), 4.002MPa (corresponding to 61 ℃), T63, T3563 min, T27 min and T27 min, 22min and 22min are respectively.
In this embodiment, evaporating pressure and condensing pressure's control is realized through compressor, the electronic expansion valve of indoor outer machine, outdoor fan to monitor evaporating pressure and condensing pressure through pressure sensor, compare in temperature sensor's control, pressure sensor's control is more accurate, and is also very sensitive, makes its temperature reach more than 56 through control condensing temperature simultaneously, uses high temperature to disinfect, has avoided bacterial growing effectively.
It should be noted that, in the present embodiment, the ultraviolet ray and the electric heater are provided for sterilization, the ultraviolet ray and the electric heater are started when the condensing pressure reaches the second preset pressure, and the starting time of the ultraviolet ray and the electric heater can be set as required, or the ultraviolet ray and the electric heater are always started during the cleaning process.
S3, detecting a second wind speed value V2 and/or a second current value I2 of the fan at a first preset rotating speed;
s4, comparing the first wind speed value V1 and the second wind speed value V2, and the first current value I1 and the second current value I2,
if the difference value between the first wind speed value V1 and the second wind speed value V2 is larger than a first preset value, and meanwhile, the difference value between the first current value I1 and the second current value I2 is larger than a second preset value, exiting the cleaning mode;
if the difference between the first wind speed value V1 and the second wind speed value V2 is smaller than the first preset value, or the difference between the first current value I1 and the second current value I2 is smaller than the second preset value, and the cleaning time N is less than M, recording the cleaning time N as N +1, N as 0,1,2, …, M, and going to step S2;
and if the difference value between the first wind speed value V1 and the second wind speed value V2 is smaller than a first preset value, or the difference value between the first current value I1 and the second current value I2 is smaller than a second preset value, and the cleaning time N is equal to M, exiting the cleaning mode.
In the normal cleaning process, five times can be satisfied, so this embodiment M is set to 4, and the setting of the number of cleaning times effectively avoids dead cycles caused by detection faults, and in each cycle, the last detection and calculation result is covered by the difference value between the second wind speed value V2, the second current value I2, the first wind speed value V1 and the second wind speed value V2, and the difference value between the first current value I1 and the second current value I2, so that invalid storage is avoided, and the storage requirement is reduced.
In this embodiment, the first preset value is set to 0.5m/s, and the second preset value is set to 0.5A.
The present invention also provides a computer readable medium storing a predetermined program, which when executed by a processor, is capable of implementing the air conditioner cleaning method as described in any one of the above.
The computer readable medium of the invention can realize the air conditioner cleaning method when the preset program is executed, the cleaning effect of the air conditioner is judged by comparing the wind speed and/or the current of the fan at the first preset rotating speed before and after cleaning, namely when the difference value of the wind speed and/or the current before and after cleaning is larger than the first preset value/the second preset value, the cleaning of the air conditioner reaches the preset effect, so that the cleaning is judged not to be needed again, and the cleaning mode is automatically controlled to exit.
The invention also provides an air conditioner comprising the computer readable medium.
The air conditioner comprises the computer readable medium, and the cleaning method of the air conditioner can be realized when the preset program is executed, the cleaning effect of the air conditioner is judged by comparing the wind speed and/or the current of the fan at the first preset rotating speed before and after cleaning, namely when the difference value of the wind speed and/or the current before and after cleaning is larger than the first preset value/the second preset value, the cleaning of the air conditioner reaches the preset effect, so that the air conditioner is judged not to need to be cleaned again, and the cleaning mode is automatically controlled to exit.
While the invention has been particularly shown and described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (9)
1. The cleaning method of the air conditioner is characterized by comprising the following steps:
s1, detecting a first wind speed value V1 and/or a first current value I1 of the fan at a first preset rotating speed;
s2, cleaning the evaporator,
s3, detecting a second wind speed value V2 and/or a second current value I2 of the fan at a first preset rotating speed, S4, and exiting the cleaning mode if the difference value between the first wind speed value V1 and the second wind speed value V2 is larger than a first preset value and/or the difference value between the first current value I1 and the second current value I2 is larger than a second preset value.
2. The air conditioner washing method as claimed in claim 1, wherein the step S4 further comprises the steps of:
and if the difference value between the first wind speed value V1 and the second wind speed value V2 is smaller than a first preset value, and/or the difference value between the first current value I1 and the second current value I2 is smaller than a second preset value, jumping to step S2.
3. The air conditioner washing method as claimed in any one of claims 1 or 2, wherein the step S4 further comprises the steps of:
if the difference between the first wind speed value V1 and the second wind speed value V2 is smaller than a first preset value, and/or the difference between the first current value I1 and the second current value I2 is smaller than a second preset value, the cleaning frequency N is equal to N +1, and if the cleaning frequency N is equal to a preset cleaning frequency M, the cleaning mode is exited.
4. The air conditioner washing method as claimed in claim 3, wherein the step S2 further includes the steps of:
controlling the evaporation pressure to a first preset pressure to refrigerate and continuing for a first preset time; and controlling the condensation pressure to a second preset pressure to heat for a second preset time.
5. The air conditioner washing method as claimed in claim 4, wherein the step S2 further includes the steps of:
reading the number of times of cleaning N, setting the first preset pressure as P1N, and setting the second preset pressure as P2N, wherein N is 0,1, …, M, P10> P11> … > P1M, P20< P21< … < P2M.
6. The air conditioner washing method as claimed in claim 5, wherein the step S2 further includes the steps of:
reading the number of times of cleaning N, and setting the first preset time as T1N and the second preset time as T2N, where N is 0,1, …, M, T10< T11< … < T1M, and T20< T21< … < T2M.
7. The air conditioner washing method as claimed in claim 3, wherein the step S3 further includes the steps of: and after the condensing pressure is controlled to be the second preset pressure, starting ultraviolet sterilization.
8. A computer-readable medium storing a predetermined program which, when executed by a processor, is capable of implementing the air conditioner cleaning method according to any one of claims 1 to 7.
9. An air conditioner characterized by comprising the computer-readable medium of claim 8.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010432412.8A CN111637605A (en) | 2020-05-20 | 2020-05-20 | Air conditioner cleaning method, computer readable medium and air conditioner |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010432412.8A CN111637605A (en) | 2020-05-20 | 2020-05-20 | Air conditioner cleaning method, computer readable medium and air conditioner |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112484241A (en) * | 2020-11-02 | 2021-03-12 | 珠海格力电器股份有限公司 | Cleaning method and device for air conditioner |
| CN113587360A (en) * | 2021-07-29 | 2021-11-02 | 海信（广东）空调有限公司 | Control method of air conditioner indoor unit |
| CN114646123A (en) * | 2022-03-17 | 2022-06-21 | 青岛海尔空调器有限总公司 | Air conditioner control method and device, electronic equipment and air conditioner |
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| CN107166670A (en) * | 2017-06-14 | 2017-09-15 | 青岛海尔空调器有限总公司 | A kind of self-cleaning control method and device of air conditioner |
| CN109751712A (en) * | 2019-01-24 | 2019-05-14 | 奥克斯空调股份有限公司 | Cleaning air conditioner prompts generation method and device |
| CN110762741A (en) * | 2019-10-17 | 2020-02-07 | 宁波奥克斯电气股份有限公司 | Self-cleaning method and control device of air conditioner, readable storage medium and air conditioner |
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2020
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Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| US20040211159A1 (en) * | 2002-08-12 | 2004-10-28 | Toshihiro Hamahata | Exhaust gas cleaner |
| CN107166670A (en) * | 2017-06-14 | 2017-09-15 | 青岛海尔空调器有限总公司 | A kind of self-cleaning control method and device of air conditioner |
| CN109751712A (en) * | 2019-01-24 | 2019-05-14 | 奥克斯空调股份有限公司 | Cleaning air conditioner prompts generation method and device |
| CN110762741A (en) * | 2019-10-17 | 2020-02-07 | 宁波奥克斯电气股份有限公司 | Self-cleaning method and control device of air conditioner, readable storage medium and air conditioner |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112484241A (en) * | 2020-11-02 | 2021-03-12 | 珠海格力电器股份有限公司 | Cleaning method and device for air conditioner |
| CN113587360A (en) * | 2021-07-29 | 2021-11-02 | 海信（广东）空调有限公司 | Control method of air conditioner indoor unit |
| CN114646123A (en) * | 2022-03-17 | 2022-06-21 | 青岛海尔空调器有限总公司 | Air conditioner control method and device, electronic equipment and air conditioner |
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Application publication date: 20200908 |