CN111059704A - Air conditioner refrigeration operation control method, computer readable storage medium and air conditioner - Google Patents
Air conditioner refrigeration operation control method, computer readable storage medium and air conditioner Download PDFInfo
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- CN111059704A CN111059704A CN201911234194.0A CN201911234194A CN111059704A CN 111059704 A CN111059704 A CN 111059704A CN 201911234194 A CN201911234194 A CN 201911234194A CN 111059704 A CN111059704 A CN 111059704A
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- air conditioner
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- 238000005057 refrigeration Methods 0.000 title claims abstract description 34
- 238000000034 method Methods 0.000 title claims abstract description 26
- 238000001816 cooling Methods 0.000 claims description 19
- 238000004590 computer program Methods 0.000 claims description 10
- 230000003020 moisturizing effect Effects 0.000 claims description 8
- 238000004378 air conditioning Methods 0.000 claims description 5
- 238000001514 detection method Methods 0.000 claims description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 14
- 238000001704 evaporation Methods 0.000 abstract description 6
- 230000008020 evaporation Effects 0.000 abstract description 6
- 238000005265 energy consumption Methods 0.000 abstract description 4
- 230000000694 effects Effects 0.000 description 3
- 238000004321 preservation Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 208000023504 respiratory system disease Diseases 0.000 description 1
- 238000009736 wetting Methods 0.000 description 1
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/30—Control or safety arrangements for purposes related to the operation of the system, e.g. for safety or monitoring
- F24F11/46—Improving electric energy efficiency or saving
-
- 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
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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
-
- 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
- F24F2110/00—Control inputs relating to air properties
- F24F2110/20—Humidity
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F2140/00—Control inputs relating to system states
- F24F2140/20—Heat-exchange fluid temperature
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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
The invention provides an air conditioner refrigeration operation control method, a computer readable storage medium and an air conditioner. Through analyzing the humidity information and the temperature information detected in real time, the evaporation temperature is controlled, the generation of condensed water is reduced or the generation temperature of the condensed water is reduced, the energy consumption of the air conditioner in operation is reduced, meanwhile, the air conditioner is controlled to operate and switch in a humidity keeping mode and a refrigeration mode, and the refrigeration comfort is guaranteed.
Description
Technical Field
The invention relates to the technical field of air conditioners, in particular to an air conditioner refrigeration operation control method, a computer readable storage medium and an air conditioner.
Background
With the improvement of the social living standard, the air conditioner is generally used in thousands of households. However, during the cooling process using the air conditioner, a large amount of condensed water is generated. Because the latent heat value of water is very large, moisture in the air is discharged outdoors after being condensed on the surface of the evaporator, on one hand, the refrigeration load of the air conditioner is increased, on the other hand, the indoor air is lack of moisture, the comfort is poor, and respiratory diseases are easily generated in the room by people.
The prior art also provides some technical schemes aiming at the technical problems, for example, a relative humidity control method and a relative humidity control device of a Chinese patent inverter air conditioner with the application number of CN201110300707.0, and the technical scheme is that the operation frequency of a compressor of the inverter air conditioner is controlled so that the temperature of an inner pipe of the inverter air conditioner is not lower than the dew point temperature corresponding to the preset humidity; also, for example, the method and the device for double controlling humidity and temperature of the air conditioner and the air conditioner indoor unit in the chinese patent with the application number CN201510325799.6, the present indoor temperature and the present indoor humidity are detected to obtain the present indoor moisture content; if the current indoor moisture content meets the preset moisture preservation condition, acquiring the current indoor heat exchanger coil temperature and the dew point temperature corresponding to the current indoor environment; the method comprises the steps that the running frequency of a compressor of the air conditioner is reduced, so that the current temperature of a coil of an indoor heat exchanger is larger than the dew point temperature corresponding to the current indoor environment; and when the temperature of the coil pipe of the heat exchanger is greater than the dew point temperature, keeping the current parameters of the air conditioner running for a first preset time. However, although both of the above two patents propose to control the humidity in the cooling mode, the evaporation temperature is increased, the cooling capacity of the air conditioner is reduced, and the cooling effect is poor, and the above-mentioned technical problems are not completely solved.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides the air conditioner refrigeration operation control method, which can ensure the refrigeration effect of the air conditioner and has better comfort when controlling the humidity; meanwhile, the temperature of the condensed water can be controlled, so that the air conditioner can run more energy-saving.
In order to achieve the purpose, the invention adopts the following technical scheme:
after the air conditioner starts the refrigeration operation, the indoor humidity is detected to obtain the humidity information, the indoor humidity state is judged according to the humidity information, the temperature of an evaporator tube is further detected to obtain the temperature information, and the air conditioner operation mode is adjusted through judging and analyzing the humidity state and the temperature information. Through analyzing the humidity information and the temperature information detected in real time, the evaporation temperature is controlled, the generation of condensed water is reduced or the generation temperature of the condensed water is reduced, the energy consumption of the air conditioner in operation is reduced, meanwhile, the air conditioner is controlled to operate and switch in a humidity keeping mode and a refrigeration mode, and the refrigeration comfort is guaranteed.
Further, the determining the indoor humidity state according to the humidity information specifically includes: and detecting the indoor humidity RH, and if the RH is less than a%, judging that the indoor humidity is in a dry state, wherein a is a preset constant value.
Further, the determining the indoor humidity state according to the humidity information specifically includes: and detecting the indoor humidity RH, and if the a% is more than or equal to the RH and less than or equal to the b%, judging that the indoor humidity is in a comfortable state, wherein the b is a preset constant value.
Further, the determining the indoor humidity state according to the humidity information specifically includes: and detecting the indoor humidity RH, and if the RH is more than b%, judging that the indoor humidity is in an over-wet state. According to the environment humidity suitable for the human body and the humidity corresponding to the experimental test condensation state, the three states of drying, fitting and over-wetting are divided, the specific value can be adjusted to a certain degree according to personal preference, and the use experience of a user is guaranteed.
Further, the adjusting the operation mode of the air conditioner by judging and analyzing the humidity state and the temperature information specifically comprises: when the indoor humidity is in a dry state, the air conditioner directly enters a moisturizing mode to operate, the operation frequency of the compressor and the opening of the electronic expansion valve are reduced for t2 time, and then the operation mode is switched back to the cooling mode to operate, wherein t2 is a preset time value, and t2 is more than or equal to 9min and less than or equal to 15 min. When the indoor is in a dry state, the air conditioner directly enters a moisturizing mode, the running frequency of the compressor and the opening degree of the throttle valve are reduced, the temperature of the evaporator tube is increased, the air conditioner runs for a preset time t2 according to the frequency, then the air conditioner is switched to a normal refrigeration mode, the running time is t1, the air conditioner is switched to run in the refrigeration mode and the moisturizing mode, and the refrigeration comfort and the humidity are kept unchanged.
Further, the adjusting of the air conditioner operation mode through judging and analyzing the humidity state and the temperature information is specifically that when the indoor humidity is judged to be in a comfortable or over-humid state, the temperature T of the evaporator tubes is detected after the air conditioner normally performs refrigeration operation for T1 time, if T is less than Td- △ T, the air conditioner enters a moisturizing mode to operate, the operation frequency of the compressor and the opening of the electronic expansion valve are reduced for T2 time, and then the air conditioner is switched back to the refrigeration mode to operate, wherein T1 is a preset time value, Td is a preset dew point temperature, △ T is a preset allowable difference, T1 is more than or equal to 1min and less than 3min, △ T is more than or equal to 3 ℃, when T is less than Td- △ T, the current temperature is likely to generate condensed water, at the moment, the operation frequency of the compressor and the opening of the throttle valve are reduced, the evaporation temperature is increased, the evaporation temperature is higher than the dew point temperature, the condensed water cannot be generated, the corrected temperature delta T is increased, and the problems that.
Further, the adjusting of the operation mode of the air conditioner through judging and analyzing the humidity state and the temperature information is specifically that when the indoor humidity is judged to be in a comfortable or over-wet state and the air conditioner is in normal refrigeration operation for T1 time, the temperature T of an evaporator tube is detected, if the Td- △ T is not less than T and not more than Td + △ T, the air conditioner keeps the current mode operation, whether the current indoor temperature reaches the set temperature is detected, if the indoor temperature reaches the set temperature, the air conditioner is in normal operation, and if the indoor temperature does not reach the set temperature, the indoor humidity detection is returned.
Further, the adjusting of the air conditioner operation mode through judging and analyzing the humidity state and the temperature information is specifically that when the indoor humidity is judged to be in a comfortable or over-wet state and the air conditioner is in a normal refrigeration operation for T1 time, the temperature T of the evaporator tube is detected, if T is more than Td + △ T, whether the current indoor temperature reaches the set temperature or not is detected, if the indoor temperature reaches the set temperature, the air conditioner is in a normal operation, if the indoor temperature does not reach the set temperature, the indoor humidity detection is returned, and when T is more than Td + △ T, the temperature of the evaporator tube is larger than the dew point temperature, the air conditioner continues to maintain the refrigeration mode operation without generating condensed.
A computer-readable storage medium for storing a computer program that implements the air conditioning cooling operation control method of any one of the above when called by a processor.
An air conditioner comprising a processor and a memory for storing a computer program which, when invoked by the processor, implements the air conditioner cooling operation control method of any preceding claim.
The air conditioner refrigeration operation control method, the computer readable storage medium and the air conditioner provided by the invention have the beneficial effects that: when the air conditioner operates in a refrigerating mode, the temperature and the humidity of a room are kept in a proper range, and the comfort of the air conditioner is improved; by controlling the evaporation temperature, the generation of condensed water or the generation temperature of the condensed water is reduced, and the energy consumption of the operation of the air conditioner is reduced.
Drawings
FIG. 1 is a schematic flow chart of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments obtained by a person skilled in the art without making any inventive step are within the scope of the present invention.
Example 1: an air conditioner refrigeration operation control method.
As shown in fig. 1, a method for controlling cooling operation of an air conditioner includes the following steps:
after the air conditioner starts refrigeration operation, detecting indoor humidity to obtain humidity information, judging the indoor humidity state according to the humidity information, detecting the indoor humidity RH, if the RH is less than 30%, judging that the indoor humidity is in a dry state, enabling the air conditioner to enter a moisturizing mode for operation, reducing the operation frequency of a compressor and the opening degree of a throttle valve, enabling the temperature of an evaporator tube to be increased, enabling the air conditioner to operate for 10 minutes according to the frequency, and then switching the air conditioner to a normal refrigeration mode for 2 minutes;
if RH is more than or equal to 30% and less than or equal to 70%, the indoor humidity is judged to be in a comfortable state, firstly, the air conditioner operates for 2 minutes according to a normal refrigeration mode, meanwhile, the indoor environment temperature and the evaporator tube temperature T are detected, the dew point temperature Td corresponding to the current humidity and environment temperature is obtained, if T is more than Td +2 ℃, the air conditioner maintains the refrigeration mode to operate, and at the moment, condensed water cannot be generated; if T is less than Td-2 ℃, the air conditioner enters a moisturizing mode to operate, the operating frequency of a compressor and the opening degree of a throttle valve are reduced, the temperature of an evaporator tube is increased, the air conditioner operates for 10 minutes according to the operating frequency, and then the air conditioner is switched to a normal refrigeration mode to operate for 2 minutes; if Td-2 ℃ is more than or equal to Td and less than or equal to Td +2 ℃, the air conditioner maintains the original operation mode unchanged; the air conditioner repeatedly switches between the refrigeration mode and the moisture preservation mode to operate, and the refrigeration comfort and the humidity are kept unchanged.
If the RH is more than 70%, the indoor humidity is judged to be in an over-wet state, and the air conditioner operates for 2 minutes according to a normal refrigeration mode. Under the working condition, if T is less than Td-2 ℃, the operating frequency of the compressor and the opening degree of the throttle valve are reduced, so that the temperature of the evaporator tube is increased, the temperature Td-2 ℃ is less than T and less than Td, the temperature of condensed water is reduced, and the refrigeration energy consumption of the air conditioner is reduced.
In the embodiment, the alternate operation of the moisturizing mode and the refrigerating mode is realized by detecting the humidity and the temperature of the evaporator tube, so that the refrigerating effect of the air conditioner is ensured, and the comfort is better; meanwhile, the temperature of the condensed water can be controlled, so that the air conditioner can run more energy-saving.
Example 2: a computer readable storage medium.
A computer-readable storage medium for storing a computer program that implements the air conditioning cooling operation control method of embodiment 1 when the computer program is called by a processor.
Example 3: an air conditioner.
An air conditioner comprising a processor and a memory for storing a computer program for implementing the air conditioner cooling operation control method of embodiment 1 when the computer program is called by the processor.
The above description is only for the preferred embodiment of the present invention, but the present invention should not be limited to the embodiment and the disclosure of the drawings, and therefore, all equivalent or modifications that do not depart from the spirit of the present invention are intended to fall within the scope of the present invention.
Claims (10)
1. The method is characterized in that after the air conditioner starts the refrigeration operation, the indoor humidity is detected to obtain humidity information, the indoor humidity state is judged according to the humidity information, the temperature of an evaporator tube is further detected to obtain temperature information, and the operation mode of the air conditioner is adjusted through judging and analyzing the humidity state and the temperature information.
2. The air conditioner cooling operation control method according to claim 1, wherein the judging the indoor humidity state according to the humidity information specifically includes: and detecting the indoor humidity RH, and if the RH is less than a%, judging that the indoor humidity is in a dry state, wherein a is a preset constant value.
3. The air conditioner cooling operation control method according to claim 1, wherein the judging the indoor humidity state according to the humidity information specifically includes: and detecting the indoor humidity RH, and if the a% is more than or equal to the RH and less than or equal to the b%, judging that the indoor humidity is in a comfortable state, wherein the b is a preset constant value.
4. The air conditioner cooling operation control method according to claim 1, wherein the judging the indoor humidity state according to the humidity information specifically includes: and detecting the indoor humidity RH, and if the RH is more than b%, judging that the indoor humidity is in an over-wet state.
5. The air-conditioning refrigeration operation control method according to claim 2, wherein the adjusting of the air-conditioning operation mode by judging and analyzing the humidity state and the temperature information is specifically: when the indoor humidity is in a dry state, the air conditioner directly enters a moisturizing mode to operate, the operation frequency of the compressor and the opening of the electronic expansion valve are reduced, the operation time is t2, and then the refrigeration mode is switched back to operate, wherein t2 is a preset time value.
6. The method as claimed in claim 3 or 4, wherein the adjusting of the air conditioner operation mode by analyzing the humidity state and temperature information is performed by detecting the evaporator tube temperature T after the normal cooling operation of the air conditioner is performed for T1 time when the indoor humidity is determined to be in a comfortable or over-humid state, and if T < Td- △ T, the air conditioner enters the humidity maintaining mode operation, and switches back to the cooling mode operation after the compressor operation frequency and the electronic expansion valve opening degree are reduced for T2 time, wherein T1 is a preset time value, Td is a preset dew point temperature, and △ T is a preset tolerance.
7. The method as claimed in claim 3 or 4, wherein the adjusting of the operation mode of the air conditioner by judging and analyzing the humidity state and the temperature information is performed by detecting the temperature T of the evaporator tube after the normal cooling operation of the air conditioner is performed for T1 time when the indoor humidity is judged to be in a comfortable or over-humid state, maintaining the current mode operation of the air conditioner if Td- △ T is not less than Td + △ T, detecting whether the current indoor temperature reaches the set temperature, operating the air conditioner normally if the indoor temperature reaches the set temperature, and returning to the detection of the indoor humidity if the indoor temperature does not reach the set temperature.
8. The method as claimed in claim 3 or 4, wherein the adjusting of the operation mode of the air conditioner by judging and analyzing the humidity state and the temperature information is performed by detecting the temperature T of the evaporator tube after the normal cooling operation of the air conditioner is performed for T1 time when the indoor humidity is judged to be in a comfortable or over-humid state, detecting whether the current indoor temperature reaches the set temperature if T > Td + △ T, performing the normal operation of the air conditioner if the indoor temperature reaches the set temperature, and returning to the indoor humidity detection if the indoor temperature does not reach the set temperature.
9. A computer-readable storage medium for storing a computer program, wherein the computer program, when being invoked by a processor, implements the air conditioning cooling operation control method according to any one of claims 1 to 8.
10. An air conditioner comprising a processor and a memory for storing a computer program, wherein the computer program when invoked by the processor implements the air conditioner cooling operation control method of any one of claims 1-8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911234194.0A CN111059704A (en) | 2019-12-05 | 2019-12-05 | Air conditioner refrigeration operation control method, computer readable storage medium and air conditioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911234194.0A CN111059704A (en) | 2019-12-05 | 2019-12-05 | Air conditioner refrigeration operation control method, computer readable storage medium and air conditioner |
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| CN111059704A true CN111059704A (en) | 2020-04-24 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201911234194.0A Pending CN111059704A (en) | 2019-12-05 | 2019-12-05 | Air conditioner refrigeration operation control method, computer readable storage medium and air conditioner |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112303820A (en) * | 2020-09-18 | 2021-02-02 | 珠海格力电器股份有限公司 | Overload protection detection control method, computer readable storage medium and air conditioner |
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| JP2014052113A (en) * | 2012-09-06 | 2014-03-20 | Panasonic Corp | Air conditioner |
| CN104930656A (en) * | 2015-06-12 | 2015-09-23 | 广东美的制冷设备有限公司 | Air conditioner temperature and humidity double-control method and device and air conditioner indoor unit |
| CN104949270A (en) * | 2015-06-12 | 2015-09-30 | 广东美的制冷设备有限公司 | Refrigeration control method and device of air conditioner and air conditioner |
| CN108981112A (en) * | 2018-06-08 | 2018-12-11 | 广东美的制冷设备有限公司 | Air conditioner and its control method |
| CN109340961A (en) * | 2018-09-27 | 2019-02-15 | 四川长虹电器股份有限公司 | A kind of Novel intelligent air conditioner system and control method |
-
2019
- 2019-12-05 CN CN201911234194.0A patent/CN111059704A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2014052113A (en) * | 2012-09-06 | 2014-03-20 | Panasonic Corp | Air conditioner |
| CN104930656A (en) * | 2015-06-12 | 2015-09-23 | 广东美的制冷设备有限公司 | Air conditioner temperature and humidity double-control method and device and air conditioner indoor unit |
| CN104949270A (en) * | 2015-06-12 | 2015-09-30 | 广东美的制冷设备有限公司 | Refrigeration control method and device of air conditioner and air conditioner |
| CN108981112A (en) * | 2018-06-08 | 2018-12-11 | 广东美的制冷设备有限公司 | Air conditioner and its control method |
| CN109340961A (en) * | 2018-09-27 | 2019-02-15 | 四川长虹电器股份有限公司 | A kind of Novel intelligent air conditioner system and control method |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112303820A (en) * | 2020-09-18 | 2021-02-02 | 珠海格力电器股份有限公司 | Overload protection detection control method, computer readable storage medium and air conditioner |
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