CN105526679A - Energy-saving control method and device for air conditioner - Google Patents
Energy-saving control method and device for air conditioner Download PDFInfo
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- CN105526679A CN105526679A CN201610035430.6A CN201610035430A CN105526679A CN 105526679 A CN105526679 A CN 105526679A CN 201610035430 A CN201610035430 A CN 201610035430A CN 105526679 A CN105526679 A CN 105526679A
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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
-
- 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
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F2110/00—Control inputs relating to air properties
- F24F2110/10—Temperature
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- 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
- 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
- F24F2110/00—Control inputs relating to air properties
- F24F2110/10—Temperature
- F24F2110/12—Temperature of the outside air
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Atmospheric Sciences (AREA)
- Physics & Mathematics (AREA)
- Fuzzy Systems (AREA)
- Mathematical Physics (AREA)
- Signal Processing (AREA)
- Air Conditioning Control Device (AREA)
Abstract
The invention discloses an energy-saving control method and device for an air conditioner. The energy-saving control method for the air conditioner comprises the steps that after the air conditioner is started for a preset period of time, the humidity data of the room where the air conditioner is located are obtained; and the initial operating frequency of the air conditioner is adjusted according to the humidity data. According to the energy-saving control method of the air conditioner, the humidity condition of the room is considered when the initial operating frequency of the air conditioner is controlled, and unnecessary energy waste caused by excessive dehumidification is avoided easily; meanwhile, due to the fact that the humidity condition of the room is considered when the initial operating frequency of the air conditioner is controlled, the humidity of the room can be stabilized within a proper range more easily after the operating frequency is adjusted, and the comfort of the room is improved.
Description
Technical field
The present invention relates to air-conditioning technical field, in particular to a kind of air conditioner energy-saving control method and device.
Background technology
Existing air-conditioner control model does not control the humidity load in room, causes room easily to occur the environment of low humidity, and this unnecessary dehumidifying causes indoor environment uncomfortable, and the energy consumption of excessive dehumidifying waste air-conditioning, be unfavorable for Energy Saving Control.In addition, the air-conditioner initial launch frequency of existing VFC only controls according to the design temperature of indoor and outdoor surroundings temperature and user, reckon without the humidity condition in room, be unfavorable for the comfortableness in room, and excessively dehumidifying can cause unnecessary energy waste.
Summary of the invention
A kind of air conditioner energy-saving control method and device is provided, to solve the humidity in uncontrollable room in prior art and to there is the problem of unnecessary energy waste in the embodiment of the present invention.
For achieving the above object, the embodiment of the present invention provides a kind of air conditioner energy-saving control method, comprising: after air-conditioner start preset duration, obtain the humidity data in room, described air-conditioner place; The initial launch frequency of described air-conditioner is adjusted according to described humidity data.
As preferably, obtain the humidity data in room, described air-conditioner place, comprising: the interior pipe temperature obtaining described air-conditioner; The wet-bulb temperature in room according to described interior pipe temperature computation; According to described interior pipe temperature, described wet-bulb temperature, the indoor environment temperature in described room and the outdoor environment temperature in described room, calculate the humidity data in described room.
As preferably, by following formula according to described interior pipe temperature, described wet-bulb temperature, the indoor environment temperature in described room and the outdoor environment temperature in described room, calculate the humidity data in described room:
wherein, Φ is the humidity data in described room, T
-nthe indoor environment temperature in described room, T
-wthe outdoor environment temperature in described room, T
-gdescribed interior pipe temperature,
described wet-bulb temperature.
As preferably, obtain the humidity data in room, described air-conditioner place, comprising: the humidity data being detected described room by humidity sensor.
As preferably, adjust the initial launch frequency of described air-conditioner according to described humidity data, comprising: the default humidity range determining described humidity data place; Difference according to described humidity data place presets humidity range, current operation frequency adds or deducts different frequency correction values, using the initial launch frequency of revised frequency as described air-conditioner.
As preferably, also comprise: after the default humidity range determining described humidity data place, preset optimal comfort humidity corresponding to humidity range according to the difference at described humidity data place, control the interior pipe temperature of described air-conditioner.
According to a further aspect in the invention, provide a kind of air conditioner energy-saving control device, comprising: humidity acquisition module, after air-conditioner start preset duration, obtain the humidity data in room, described air-conditioner place; Frequency regulation block, for adjusting the initial launch frequency of described air-conditioner according to described humidity data.
As preferably, described humidity acquisition module, comprising: temperature acquiring unit, for obtaining pipe temperature in described air-conditioner; First temperature calculation unit, for the wet-bulb temperature in room according to described interior pipe temperature computation; Second temperature calculation unit, for according to described interior pipe temperature, described wet-bulb temperature, the indoor environment temperature in described room and the outdoor environment temperature in described room, calculates the humidity data in described room.
As preferably, described second temperature calculation unit is by the humidity data in room described in following formulae discovery:
wherein, Φ is the humidity data in described room, T
-nthe indoor environment temperature in described room, T
-wthe outdoor environment temperature in described room, T
-gdescribed interior pipe temperature,
described wet-bulb temperature.
As preferably, described humidity acquisition module is the humidity sensor of the humidity data detecting described room.
As preferably, described frequency regulation block, comprising: determining unit, for determining the default humidity range at described humidity data place; Frequency adjustment unit, for presetting humidity range according to the difference at described humidity data place, current operation frequency adds or deducts different frequency correction values, using the initial launch frequency of revised frequency as described air-conditioner.
As preferably, also comprise: temperature adjusting module, for determine described humidity data place in described determining unit default humidity range after, preset optimal comfort humidity corresponding to humidity range according to the difference at described humidity data place, control the interior pipe temperature of described air-conditioner.
Apply technical scheme of the present invention, air conditioner energy-saving control method comprises: after air-conditioner start preset duration, obtain the humidity data in room, described air-conditioner place; The initial launch frequency of described air-conditioner is adjusted according to described humidity data.Air conditioner energy-saving control method of the present invention, by starting shooting preset duration (such as at air-conditioner, this preset duration is 6 minutes) after, obtain the humidity data in room, air-conditioner place, and the initial launch frequency of air-conditioner is adjusted according to the humidity data in room, the initial launch FREQUENCY CONTROL achieving air-conditioner considers the humidity condition in room, be conducive to avoiding because of the unnecessary energy waste caused that excessively dehumidifies, simultaneously, initial launch FREQUENCY CONTROL due to air-conditioner considers the humidity condition in room, be more conducive to control the moisture stable in room after making adjust operation frequency a more suitable scope, improve the comfortableness in room.
Accompanying drawing explanation
Fig. 1 is the flow chart of the air conditioner energy-saving control method of the embodiment of the present invention;
Fig. 2 is the flow chart of the concrete air conditioner energy-saving control method of the embodiment of the present invention;
Fig. 3 is the structured flowchart of the air conditioner energy-saving control device of the embodiment of the present invention.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the present invention is described in further detail, but not as a limitation of the invention.
Shown in Figure 1, according to embodiments of the invention, air conditioner energy-saving control method comprises:
Step 101: after air-conditioner start preset duration, obtain the humidity data in room, described air-conditioner place;
Step 102: the initial launch frequency adjusting described air-conditioner according to described humidity data.
Air conditioner energy-saving control method of the present invention, by starting shooting preset duration (such as at air-conditioner, this preset duration is 6 minutes) after, obtain the humidity data in room, air-conditioner place, and the initial launch frequency of air-conditioner is adjusted according to the humidity data in room, the initial launch FREQUENCY CONTROL achieving air-conditioner considers the humidity condition in room, be conducive to avoiding because of the unnecessary energy waste caused that excessively dehumidifies, simultaneously, initial launch FREQUENCY CONTROL due to air-conditioner considers the humidity condition in room, be more conducive to control the moisture stable in room after making adjust operation frequency a more suitable scope, improve the comfortableness in room.
During concrete enforcement, air-conditioner start after, according to indoor/outdoor temperature-difference determination oil return frequency, and run certain hour continuously with this oil return frequency, generally by time controling at 3 ~ 8 minutes, it is still further preferred that 6 minutes.The determination of oil return frequency values is generally that research staff rule of thumb determines, generally follows as follows: refrigeration mode: T
-W0when≤43 DEG C, oil return frequency=46Hz; T
-W0during > 43 DEG C, oil return frequency=33Hz.Heating mode: T
-W0≤ 10 DEG C, oil return frequency=46Hz; T
-W0> 10 DEG C, oil return frequency=33Hz, T
-W0it is the initial outdoor environment temperature in room.Therefore, the application, after air-conditioner start preset duration, such as, after 6 minutes, obtains the humidity data in room, air-conditioner place.
During concrete enforcement, in order to realize humidity from decision logic, in the present embodiment, obtain the humidity data in room, described air-conditioner place, comprising: the interior pipe temperature obtaining described air-conditioner; The wet-bulb temperature in room according to described interior pipe temperature computation; According to described interior pipe temperature, described wet-bulb temperature, the indoor environment temperature in described room and the outdoor environment temperature in described room, calculate the humidity data in described room.Namely after air-conditioner is started shooting 6 minutes, obtain the interior Guan Wen of air-conditioner, and according to the wet-bulb temperature of interior pipe temperature calculated room, such as, interior pipe temperature and wet-bulb temperature follow following relational expression:
wet-bulb temperature, T
-ginterior pipe temperature, wherein, temperature corrected value T
revisebe the parameter needing to determine, this parameter value scope is 6 ~ 25, and inventor, through experiment several model machines, provides this temperature corrected value as shown in table 1 below:
| High wind shelves | Middle windscreen | Low wind shelves | |
| 26 model machines | 14 | 15 | 21 |
| 32 model machines | 11 | 13 | 17 |
| 35 model machines | 10 | 11 | 16 |
Table 1
Concrete, after calculating current wet-bulb temperature, just can according to interior pipe temperature, wet-bulb temperature, the indoor environment temperature in room and the outdoor environment temperature in room, the humidity data of calculated room.Such as, generally, indoor environment temperature measures gained temperature computation according to indoor return air mouth place temperature-sensitive bag, and this temperature-sensitive package location, once decide, must not be changed easily, otherwise affects the correctness of Formulae For Atmospheric Humidity.Concrete, by following formula according to described interior pipe temperature, described wet-bulb temperature, the indoor environment temperature in described room and the outdoor environment temperature in described room, the humidity data in described room can be calculated:
Wherein, Φ is the humidity data in described room, T
-nthe indoor environment temperature in described room, T
-wthe outdoor environment temperature in described room, T
-gdescribed interior pipe temperature,
described wet-bulb temperature.
In addition, can also according to the humidity data in the polynomial computation room of indoor environment temperature, outdoor environment temperature and interior pipe temperature composition, such result is more accurate, but calculates more complicated, such as:
During concrete enforcement, in order to easy and simple to handle, accurate, in the present embodiment, obtain the humidity data in room, described air-conditioner place, comprising: the humidity data being detected described room by humidity sensor.
During concrete enforcement, in order to realize carrying out FREQUENCY CONTROL targetedly according to the situation of humidity, in the present embodiment, adjusting the initial launch frequency of described air-conditioner according to described humidity data, comprising: the default humidity range determining described humidity data place; Difference according to described humidity data place presets humidity range, current operation frequency adds or deducts different frequency correction values, using the initial launch frequency of revised frequency as described air-conditioner.Such as, judge current humidity scope, when humidity is more than 70%, think high humility; When humidity is in scope [70%, 55%], think middle humidity; When humidity lower than 55% time, think low humidity, wherein, more than 70%, [70%, 55%] and be above-mentioned default humidity range lower than 55%.When humidity is high humility, initial launch frequency P is modified to: P
current+ P
revise, wherein, frequency of amendment P
revisebe generally 3 ~ 10Hz, that best is 5Hz; When humidity is middle humidity, initial launch frequency P is modified to: P
current-P
revise, wherein, frequency of amendment P
revisebe generally 3 ~ 10Hz, that best is 5Hz; When humidity is low humidity, initial launch frequency P is modified to: P
current-P
revise, wherein, frequency of amendment P
revisebe generally 5 ~ 15Hz, that best is 10Hz.
During concrete enforcement, in order to control the humidity in room further, in the present embodiment, above-mentioned air conditioner energy-saving control method also comprises: after the default humidity range determining described humidity data place, preset optimal comfort humidity corresponding to humidity range according to the difference at described humidity data place, control the interior pipe temperature of described air-conditioner.Such as, after judging that current humidity is high humility, middle humidity or low humidity, when humidity is high humility, by interior pipe limit temperature at T
g-limits, T
g-limitscan calculate according to following formula: T
g-limits=T
-n-20.719H
2+ 52.644H-32.645.Wherein, H is the optimum value that humidity limits, and generally, high humility is best about 60% by humid control, i.e. H value 0.6, also can be limited in the value of more than 60% as required by the humidity under high humility; When humidity is middle humidity, by interior pipe limit temperature at T
g-limits, T
g-limitscan calculate according to following formula: T
g-limits=T
-n-20.719H
2+ 52.644H-32.645.Wherein, H is the optimum value that humidity limits, and generally, middle humidity is best about 50% by humid control, i.e. H value 0.5, also can be limited in more than 50% and the value of less than 60% by the humidity under middle humidity as required; When humidity is low humidity, by interior pipe limit temperature at T
g-limits, T
g-limitscan calculate according to following formula: T
g-limits=T
-n-20.719H
2+ 52.644H-32.645.Wherein, H is the optimum value that humidity limits, and generally, low humidity is best about 40% by humid control, i.e. H value 0.4, also can be limited in 40% ~ 450% by the humidity under low humidity as required.
Below in conjunction with concrete example, above-mentioned air conditioner energy-saving control method is described, as shown in Figure 2, after air-conditioner start, a period of time (such as 6 minutes) is run under oil return frequency, read pipe temperature in air-conditioner, and according to interior pipe temperature computation wet-bulb temperature, then, according to interior pipe temperature, described wet-bulb temperature, the indoor environment temperature in room and the outdoor environment temperature in room, the humidity of calculated room, judge the default humidity range at humidity place, such as, judge that humidity belongs to high humility, middle humidity or low humidity, then, difference according to humidity data place presets humidity range, current operation frequency adds or deducts different frequency correction values, complete the adjustment of air-conditioner initial launch frequency, simultaneously, optimal comfort humidity corresponding to humidity range is preset according to the difference at humidity data place, control the interior pipe temperature of air-conditioner.
During concrete enforcement, in the present embodiment, additionally provide a kind of air conditioner energy-saving control device, as shown in Figure 3, this device comprises:
Humidity acquisition module 301, after air-conditioner start preset duration, obtains the humidity data in room, described air-conditioner place;
Frequency regulation block 302, for adjusting the initial launch frequency of described air-conditioner according to described humidity data.
As preferably, described humidity acquisition module, comprising: temperature acquiring unit, for obtaining pipe temperature in described air-conditioner; First temperature calculation unit, for the wet-bulb temperature in room according to described interior pipe temperature computation; Second temperature calculation unit, for according to described interior pipe temperature, described wet-bulb temperature, the indoor environment temperature in described room and the outdoor environment temperature in described room, calculates the humidity data in described room.
As preferably, described second temperature calculation unit is by the humidity data in room described in following formulae discovery:
wherein, Φ is the humidity data in described room, T
-nthe indoor environment temperature in described room, T
-wthe outdoor environment temperature in described room, T
-gdescribed interior pipe temperature,
described wet-bulb temperature.
As preferably, described humidity acquisition module is the humidity sensor of the humidity data detecting described room.
As preferably, described frequency regulation block, comprising: determining unit, for determining the default humidity range at described humidity data place; Frequency adjustment unit, for presetting humidity range according to the difference at described humidity data place, current operation frequency adds or deducts different frequency correction values, using the initial launch frequency of revised frequency as described air-conditioner.
As preferably, also comprise: temperature adjusting module, for determine described humidity data place in described determining unit default humidity range after, preset optimal comfort humidity corresponding to humidity range according to the difference at described humidity data place, control the interior pipe temperature of described air-conditioner.
Certainly, be more than the preferred embodiment of the present invention.It should be pointed out that for those skilled in the art, under the prerequisite not departing from its general principles, can also make some improvements and modifications, these improvements and modifications are also considered as protection scope of the present invention.
Claims (12)
1. an air conditioner energy-saving control method, is characterized in that, comprising:
After air-conditioner start preset duration, obtain the humidity data in room, described air-conditioner place;
The initial launch frequency of described air-conditioner is adjusted according to described humidity data.
2. air conditioner energy-saving control method according to claim 1, is characterized in that, obtains the humidity data in room, described air-conditioner place, comprising:
Obtain the interior pipe temperature of described air-conditioner;
The wet-bulb temperature in room according to described interior pipe temperature computation;
According to described interior pipe temperature, described wet-bulb temperature, the indoor environment temperature in described room and the outdoor environment temperature in described room, calculate the humidity data in described room.
3. air conditioner energy-saving control method according to claim 2, it is characterized in that, by following formula according to described interior pipe temperature, described wet-bulb temperature, the indoor environment temperature in described room and the outdoor environment temperature in described room, calculate the humidity data in described room:
Wherein, Φ is the humidity data in described room, T
-nthe indoor environment temperature in described room, T
-wthe outdoor environment temperature in described room, T
-gdescribed interior pipe temperature,
described wet-bulb temperature.
4. air conditioner energy-saving control method according to claim 1, is characterized in that, obtains the humidity data in room, described air-conditioner place, comprising:
The humidity data in described room is detected by humidity sensor.
5. air conditioner energy-saving control method according to any one of claim 1 to 4, is characterized in that, adjusts the initial launch frequency of described air-conditioner, comprising according to described humidity data:
Determine the default humidity range at described humidity data place;
Difference according to described humidity data place presets humidity range, current operation frequency adds or deducts different frequency correction values, using the initial launch frequency of revised frequency as described air-conditioner.
6. air conditioner energy-saving control method according to claim 5, is characterized in that, also comprise:
After the default humidity range determining described humidity data place, preset optimal comfort humidity corresponding to humidity range according to the difference at described humidity data place, control the interior pipe temperature of described air-conditioner.
7. an air conditioner energy-saving control device, is characterized in that, comprising:
Humidity acquisition module, after air-conditioner start preset duration, obtains the humidity data in room, described air-conditioner place;
Frequency regulation block, for adjusting the initial launch frequency of described air-conditioner according to described humidity data.
8. air conditioner energy-saving control device according to claim 7, is characterized in that, described humidity acquisition module, comprising:
Temperature acquiring unit, for obtaining pipe temperature in described air-conditioner;
First temperature calculation unit, for the wet-bulb temperature in room according to described interior pipe temperature computation;
Second temperature calculation unit, for according to described interior pipe temperature, described wet-bulb temperature, the indoor environment temperature in described room and the outdoor environment temperature in described room, calculates the humidity data in described room.
9. air conditioner energy-saving control device according to claim 8, is characterized in that, described second temperature calculation unit is by the humidity data in room described in following formulae discovery:
Wherein, Φ is the humidity data in described room, T
-nthe indoor environment temperature in described room, T
-wthe outdoor environment temperature in described room, T
-gdescribed interior pipe temperature,
described wet-bulb temperature.
10. air conditioner energy-saving control device according to claim 7, is characterized in that, described humidity acquisition module is the humidity sensor of the humidity data detecting described room.
11. air conditioner energy-saving control device according to any one of claim 7 to 10, it is characterized in that, described frequency regulation block, comprising:
Determining unit, for determining the default humidity range at described humidity data place;
Frequency adjustment unit, for presetting humidity range according to the difference at described humidity data place, current operation frequency adds or deducts different frequency correction values, using the initial launch frequency of revised frequency as described air-conditioner.
12. air conditioner energy-saving control device according to claim 11, is characterized in that, also comprise:
Temperature adjusting module, for determine described humidity data place in described determining unit default humidity range after, preset optimal comfort humidity corresponding to humidity range according to the difference at described humidity data place, control the interior pipe temperature of described air-conditioner.
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| WO2018126755A1 (en) * | 2017-01-05 | 2018-07-12 | 珠海格力电器股份有限公司 | Method and device for controlling air conditioner |
| CN107631428A (en) * | 2017-09-20 | 2018-01-26 | 青岛海尔空调器有限总公司 | A kind of air conditioner temperature/humidity control method and air conditioner |
| CN107631428B (en) * | 2017-09-20 | 2019-10-01 | 青岛海尔空调器有限总公司 | A kind of air conditioner temperature/humidity control method and air conditioner |
| CN112628977A (en) * | 2020-12-22 | 2021-04-09 | 珠海格力电器股份有限公司 | Air conditioner dehumidification control method and device, air conditioner and storage medium |
| CN113865057A (en) * | 2021-08-24 | 2021-12-31 | 珠海拓芯科技有限公司 | Humidity control method and device and air conditioner |
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| CN105526679B (en) | 2019-04-09 |
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