CN105465979A - Control method and device for automatic cleaning of outdoor unit of air conditioner and air conditioning system - Google Patents
Control method and device for automatic cleaning of outdoor unit of air conditioner and air conditioning system Download PDFInfo
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- CN105465979A CN105465979A CN201610087716.9A CN201610087716A CN105465979A CN 105465979 A CN105465979 A CN 105465979A CN 201610087716 A CN201610087716 A CN 201610087716A CN 105465979 A CN105465979 A CN 105465979A
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- temperature
- frequency
- conditioned
- outdoor environment
- air
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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
- F24F1/00—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
- F24F1/06—Separate outdoor units, e.g. outdoor unit to be linked to a separate room comprising a compressor and a heat exchanger
- F24F1/42—Separate outdoor units, e.g. outdoor unit to be linked to a separate room comprising a compressor and a heat exchanger characterised by the use of the condensate, e.g. for enhanced cooling
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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
- F24F11/70—Control systems characterised by their outputs; Constructional details thereof
- F24F11/72—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure
- F24F11/74—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure for controlling air flow rate or air velocity
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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
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/22—Means for preventing condensation or evacuating condensate
- F24F13/222—Means for preventing condensation or evacuating condensate for evacuating condensate
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Air Conditioning Control Device (AREA)
Abstract
The invention discloses a control method and device for automatic cleaning of an outdoor unit of an air conditioner and an air conditioning system. The method comprises the steps that the air conditioner is controlled to start a heating mode, an external fan is controlled to run at the minimum wind grade, and a compressor runs at first frequency until running time on a first preset condition reaches first preset time to make fins condense; next, the external fan is controlled to stop running, and the compressor runs at second frequency until running time on a second preset condition reaches second preset time to make the fins frost; lastly, the air conditioner is controlled to switch into a refrigeration mode from the heating mode, the external fan and an internal fan are controlled to run at the wind grade corresponding to the outdoor environment temperature, and the compressor runs at third frequency until running time on a third preset condition reaches third preset time to make the fins defrost. According to the technical scheme, automatic cleaning of the outdoor unit can be achieved just through moisture in outdoor air, and therefore cost can be effectively saved.
Description
Technical field
The present invention relates to control technology field, the control method that the off-premises station particularly relating to a kind of air-conditioning cleans automatically, device and air-conditioning system.
Background technology
The off-premises station of split-type air conditioner is placed on outdoor throughout the year, causes gathering a lot of dust between fin, sometimes blocks outer machine even completely, has a strong impact on performance and the reliability of air-conditioning.At present, generally need related personnel to carry out wiping etc. to fin and carry out dedusting, more loaded down with trivial details, efficiency is also low.In order to solve the multiple inconvenience of related personnel's hand-driven dust, also there is the air-conditioning being provided with automatic flushing device and automatic spraying device recently, the automatic cleaning of the off-premises station to air-conditioning can have been realized.
But because current technology needs additionally to increase automatic flushing device and automatic spraying device to air-conditioning, cost is higher, is unfavorable for applying.
Summary of the invention
In view of this, the control method that the off-premises station that the invention provides a kind of air-conditioning cleans automatically, device and air-conditioning system, utilize the automatic cleaning that the moisture in outdoor air just can realize off-premises station, do not need relevant apparatus air-conditioning additionally being increased to cleaning and automatic water spraying automatically, effectively can save cost, the scope of application is wider.
For achieving the above object, the invention provides following technical scheme:
The control method that the off-premises station of air-conditioning cleans automatically, described air-conditioning comprises indoor set and off-premises station, and described indoor set comprises inner blower, and described off-premises station comprises compressor, outer blower fan and fin, and described method comprises:
Receive the control instruction of the described off-premises station of cleaning of user's input;
Respond described control instruction, control described air-conditioning and open heating mode;
Control described outer blower fan to run with minimum wind shelves, described compressor runs with first frequency, until the running time under pre-conditioned first reaches the first Preset Time, to make to produce condensation between described fin; Described first frequency is corresponding with outdoor environment temperature, and the described first pre-conditioned Guan Wen for described off-premises station is less than or equal to the first temperature, and the described first temperature dew-point temperature corresponding with outdoor air is corresponding;
Control described outer blower fan out of service, described compressor runs with second frequency, until the running time under pre-conditioned second reaches the second Preset Time, to make frosting between described fin; Described second frequency is corresponding with described outdoor environment temperature, and the described second pre-conditioned Guan Wen for described off-premises station is less than or equal to the second temperature, and the described second temperature frosting temperature corresponding with outdoor air is corresponding;
Control described air-conditioning and switch to refrigeration mode by described heating mode;
Control described outer blower fan to run with the wind shelves corresponding with described outdoor environment temperature respectively with described inner blower, described compressor runs with the 3rd frequency, until the running time under pre-conditioned the 3rd reaches the 3rd Preset Time, to make defrost between described fin; Described 3rd frequency is corresponding with described outdoor environment temperature, and the described 3rd pre-conditioned Guan Wen for described off-premises station reaches the 3rd temperature and more than the 4th temperature.
Preferably, the described outer blower fan of described control runs with minimum wind shelves, and described compressor runs with first frequency, until the running time under pre-conditioned first reaches the first Preset Time, before making producing condensation between described fin, also comprises:
Obtain described outdoor environment temperature and dew-point temperature corresponding to described outdoor air, determine described first frequency by described outdoor environment temperature.
Preferably, the described outer blower fan of described control is out of service, and described compressor runs with second frequency, until the running time under pre-conditioned second reaches the second Preset Time, to make between described fin, before frosting, also to comprise:
Obtain described outdoor environment temperature and frosting temperature corresponding to described outdoor air, determine described second frequency by described outdoor environment temperature.
Preferably, the described outer blower fan of described control runs with the wind shelves corresponding with described outdoor environment temperature respectively with described inner blower, and described compressor runs with the 3rd frequency, until the running time under pre-conditioned the 3rd reaches the 3rd Preset Time, to make defrost between described fin, comprising:
If described outdoor environment temperature is more than the 5th temperature, control described outer blower fan and run with the highest wind shelves, described compressor runs with the 3rd frequency, until at the 3rd pre-conditioned lower operation the 3rd Preset Time, to make defrost between described fin;
If described outdoor environment temperature does not exceed described 5th temperature, control described outer blower fan out of service, described inner blower runs with the highest wind shelves, described compressor runs with described 3rd frequency, until the running time under pre-conditioned the 3rd reaches the 3rd Preset Time, to make defrost between described fin.
Preferably, the described outer blower fan of described control runs with the wind shelves corresponding with described outdoor environment temperature respectively with described inner blower, described compressor runs with the 3rd frequency, until the running time under pre-conditioned the 3rd reaches the 3rd Preset Time, to make between described fin, before defrost, also to comprise:
Obtain described outdoor environment temperature, determine described 3rd frequency by described outdoor environment temperature.
The control device that the off-premises station of air-conditioning cleans automatically, described air-conditioning comprises indoor set and off-premises station, and described indoor set comprises inner blower, and described off-premises station comprises compressor, outer blower fan and fin, and described device comprises:
Receiver module, for receiving the control instruction of the described off-premises station of cleaning of user's input;
Respond module, for responding described control instruction, controlling described air-conditioning and opening heating mode;
First control module, run with minimum wind shelves for controlling described outer blower fan, described compressor runs with first frequency, until the running time under pre-conditioned first reaches the first Preset Time, to make to produce condensation between described fin; Described first frequency is corresponding with outdoor environment temperature, and the described first pre-conditioned Guan Wen for described off-premises station is less than or equal to the first temperature, and the described first temperature dew-point temperature corresponding with outdoor air is corresponding;
Second control module, out of service for controlling described outer blower fan, described compressor runs with second frequency, until the running time under pre-conditioned second reaches the second Preset Time, to make frosting between described fin; Described second frequency is corresponding with described outdoor environment temperature, and the described second pre-conditioned Guan Wen for described off-premises station is less than or equal to the second temperature, and the described second temperature frosting temperature corresponding with outdoor air is corresponding;
Handover module, switches to refrigeration mode for controlling described air-conditioning by described heating mode;
3rd control module, run with the wind shelves corresponding with described outdoor environment temperature respectively with described inner blower for controlling described outer blower fan, described compressor runs with the 3rd frequency, until the running time under pre-conditioned the 3rd reaches the 3rd Preset Time, to make defrost between described fin; Described 3rd frequency is corresponding with described outdoor environment temperature, and the described 3rd pre-conditioned Guan Wen for described off-premises station reaches the 3rd temperature and more than the 4th temperature.
Preferably, also comprise:
First determination module, for obtaining described outdoor environment temperature and dew-point temperature corresponding to described outdoor air, determines described first frequency by described outdoor environment temperature.
Preferably, also comprise:
Second determination module, for obtaining described outdoor environment temperature and frosting temperature corresponding to described outdoor air, determines described second frequency by described outdoor environment temperature.
Preferably, described 3rd control module comprises:
First control unit, if for described outdoor environment temperature more than the 5th temperature, control described outer blower fan and run with the highest wind shelves, described compressor runs with the 3rd frequency, until at the 3rd pre-conditioned lower operation the 3rd Preset Time, to make defrost between described fin;
Second control unit, if do not exceed described 5th temperature for described outdoor environment temperature, control described outer blower fan out of service, described inner blower runs with the highest wind shelves, described compressor runs with described 3rd frequency, until the running time under pre-conditioned the 3rd reaches the 3rd Preset Time, to make defrost between described fin.
Preferably, also comprise:
3rd determination module, for obtaining described outdoor environment temperature, determines described 3rd frequency by described outdoor environment temperature.
A kind of air-conditioning system, comprising:
Air-conditioning, and the controller be connected with described air-conditioning; Described air-conditioning comprises indoor set and off-premises station, and described indoor set comprises inner blower, and described off-premises station comprises compressor, outer blower fan and fin;
The operation of described controller comprises: the control instruction receiving the described off-premises station of cleaning of user's input; Respond described control instruction, control described air-conditioning and open heating mode; Control described outer blower fan to run with minimum wind shelves, described compressor runs with first frequency, until the running time under pre-conditioned first reaches the first Preset Time, to make to produce condensation between described fin; Described first frequency is corresponding with outdoor environment temperature, and the described first pre-conditioned Guan Wen for described off-premises station is less than or equal to the first temperature, and the described first temperature dew-point temperature corresponding with outdoor air is corresponding; Control described outer blower fan out of service, described compressor runs with second frequency, until the running time under pre-conditioned second reaches the second Preset Time, to make frosting between described fin; Described second frequency is corresponding with described outdoor environment temperature, and the described second pre-conditioned Guan Wen for described off-premises station is less than or equal to the second temperature, and the described second temperature frosting temperature corresponding with outdoor air is corresponding; Control described air-conditioning and switch to refrigeration mode by described heating mode; Control described outer blower fan to run with the wind shelves corresponding with described outdoor environment temperature respectively with described inner blower, described compressor runs with the 3rd frequency, until the running time under pre-conditioned the 3rd reaches the 3rd Preset Time, to make defrost between described fin; Described 3rd frequency is corresponding with described outdoor environment temperature, and the described 3rd pre-conditioned Guan Wen for described off-premises station reaches the 3rd temperature and more than the 4th temperature.
Known via above-mentioned technical scheme, compared with prior art, the control method that the off-premises station that the invention provides a kind of air-conditioning cleans automatically, device and air-conditioning system.Technical scheme provided by the invention, after receiving the control instruction of the described off-premises station of cleaning of user's input, first control described air-conditioning and open heating mode, the gentle fin temperature of off-premises station pipe is reduced, concrete, run with minimum wind shelves by controlling described outer blower fan, described compressor runs with first frequency, until the running time under pre-conditioned first reaches the first Preset Time, make the temperature of described fin lower than dew-point temperature corresponding to outdoor air, thus make to produce condensation between described fin, then described outer blower fan is controlled out of service, described compressor runs with second frequency, until the running time under pre-conditioned second reaches the second Preset Time, the temperature of described fin is reduced further, thus realize frosting between described fin, cotton-shaped soft frost is utilized to adsorb the dust of parcel fin, finally control described air-conditioning and switch to refrigeration mode by described heating mode, the gentle fin temperature of off-premises station pipe is raised, concrete, control described outer blower fan to run with the wind shelves corresponding with described outdoor environment temperature respectively with described inner blower, described compressor runs with the 3rd frequency, until the running time under pre-conditioned the 3rd reaches the 3rd Preset Time, the temperature of described fin is raised, thus the frost between described fin is melted, in the process that frost melts, utilize the dust between current scour fin, thus realize the automatic cleaning of off-premises station.That is, technical scheme provided by the invention, condensation between the fin of off-premises station is realized by a series of control operation, then frosting, last defrost, namely utilizes the automatic cleaning that the moisture in outdoor air just can realize off-premises station, does not need relevant apparatus air-conditioning additionally being increased to cleaning and automatic water spraying automatically, effectively can save cost, the scope of application is wider.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only embodiments of the invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to the accompanying drawing provided.
The flow chart of the control method that the off-premises station of a kind of air-conditioning that Fig. 1 provides for the embodiment of the present invention cleans automatically;
The structure chart of the control device that the off-premises station of a kind of air-conditioning that Fig. 2 provides for the embodiment of the present invention cleans automatically.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
For enabling above-mentioned purpose of the present invention, feature and advantage become apparent more, and below in conjunction with the drawings and specific embodiments, the present invention is further detailed explanation.
Embodiment
Refer to Fig. 1, the flow chart of the control method that the off-premises station of a kind of air-conditioning that Fig. 1 provides for the embodiment of the present invention cleans automatically.Described air-conditioning comprises indoor set and off-premises station, and described indoor set comprises inner blower, and described off-premises station comprises compressor, outer blower fan and fin.As shown in Figure 1, the method comprises:
Step S101, receives the control instruction of the described off-premises station of cleaning of user's input;
Step S102, responds described control instruction, controls described air-conditioning and opens heating mode;
Step S103, control described outer blower fan and run with minimum wind shelves, described compressor runs with first frequency, until the running time under pre-conditioned first reaches the first Preset Time, to make to produce condensation between described fin;
Concrete, described first frequency is corresponding with outdoor environment temperature, for producing compressor frequency during condensation between described fin suitable under described outdoor environment temperature; The described first pre-conditioned Guan Wen for described off-premises station is less than or equal to the first temperature, and the described first temperature dew-point temperature corresponding with outdoor air is corresponding.
Optionally, the dew-point temperature that described first temperature is corresponding with outdoor air is equal.
Optionally, described first Preset Time is at least 5 minutes, but also unsuitable oversize, and to avoid dew to flow down from fin, optionally, described first Preset Time is no more than 10 minutes.
Concrete, described step S103 comprises:
Control described outer blower fan to run with minimum wind shelves, described compressor runs with first frequency;
Obtain the Guan Wen of described off-premises station, judge whether the Guan Wen of described off-premises station has been down to described first temperature;
If so, control that described outer blower fan runs with minimum wind shelves, described compressor runs the first Preset Time with first frequency, to make to produce condensation between described fin;
If not, continue to control described outer blower fan to run with minimum wind shelves, described compressor runs with first frequency, until the Guan Wenyi of described off-premises station is down to described first temperature, and then controls that described outer blower fan runs with minimum wind shelves, described compressor runs the first Preset Time with first frequency.
Step S104, control described outer blower fan out of service, described compressor runs with second frequency, until the running time under pre-conditioned second reaches the second Preset Time, to make frosting between described fin;
Concrete, described second frequency is corresponding with described outdoor environment temperature, is the compressor frequency between described fin suitable under described outdoor environment temperature during frosting; The described second pre-conditioned Guan Wen for described off-premises station is less than or equal to the second temperature, and the described second temperature frosting temperature corresponding with outdoor air is corresponding.
Optionally, the span of described second temperature is (-20 DEG C ~ 0 DEG C).Concrete, described second temperature is less than described first temperature.
Optionally, described second Preset Time is at least 10 minutes, but also unsuitable oversize, and icing to avoid dew to be become from frosting, optionally, described second Preset Time is no more than 30 minutes.
Concrete, described step S104 comprises:
Control described outer blower fan out of service, described compressor runs with second frequency;
Obtain the Guan Wen of described off-premises station, judge whether the Guan Wen of described off-premises station has been down to described second temperature;
If so, control described outer blower fan and maintain run-stopping status, described compressor runs the second Preset Time with second frequency, to make frosting between described fin;
If not, continue to control described outer blower fan and maintain run-stopping status, described compressor runs with second frequency, until the Guan Wenyi of described off-premises station is down to described second temperature, and then controlling described outer blower fan maintenance run-stopping status, described compressor runs the second Preset Time with second frequency.
It should be noted that, optionally, described step S103 and described step S104 also comprises separately:
Control the wind shelves operation that described inner blower sets with user.
Step S105, controls described air-conditioning and switches to refrigeration mode by described heating mode;
Step S106, control described outer blower fan to run with the wind shelves corresponding with described outdoor environment temperature respectively with described inner blower, described compressor runs with the 3rd frequency, until the running time under pre-conditioned the 3rd reaches the 3rd Preset Time, to make defrost between described fin;
Concrete, described 3rd frequency is corresponding with described outdoor environment temperature, is the compressor frequency of defrost between described fin suitable under described outdoor environment temperature; The described 3rd pre-conditioned Guan Wen for described off-premises station reaches the 3rd temperature and more than the 4th temperature.
Optionally, the span of described 3rd temperature is (35 DEG C ~ 50 DEG C), and described 4th temperature is equal to or less than the saturation temperature corresponding to maximum pressure that air-conditioning allows.
Optionally, described 3rd Preset Time is at least 10 minutes, to realize complete defrost, but also unsuitable oversize, optionally, described 3rd Preset Time is no more than 30 minutes.
Optionally, described step S106 comprises:
If described outdoor environment temperature is more than the 5th temperature, control described outer blower fan and run with the highest wind shelves, described compressor runs with the 3rd frequency, until at the 3rd pre-conditioned lower operation the 3rd Preset Time, to make defrost between described fin;
Concrete, if described outdoor environment temperature is more than the 5th temperature, control described outer blower fan and run with the highest wind shelves, described compressor runs with the 3rd frequency; Obtain the Guan Wen of described off-premises station, judge whether the Guan Wen of described off-premises station has risen to described 3rd temperature; If so, be no more than the prerequisite of described 4th temperature at the Guan Wen of described off-premises station under, control described outer blower fan and run with the highest wind shelves, described compressor runs the 3rd Preset Time, to make defrost between described fin with the 3rd frequency; If not, continue to control described outer blower fan to run with the highest wind shelves, described compressor runs with the 3rd frequency, until the Guan Wenyi of described off-premises station rises to described 3rd temperature, and then under the prerequisite being no more than described 4th temperature at the Guan Wen of described off-premises station, control described outer blower fan to run with the highest wind shelves, described compressor runs the 3rd Preset Time, to make defrost between described fin with the 3rd frequency.
If described outdoor environment temperature does not exceed described 5th temperature, control described outer blower fan out of service, described inner blower runs with the highest wind shelves, described compressor runs with described 3rd frequency, until the running time under pre-conditioned the 3rd reaches the 3rd Preset Time, to make defrost between described fin;
Concrete, if described outdoor environment temperature does not exceed described 5th temperature, control described outer blower fan out of service, described inner blower runs with the highest wind shelves, and described compressor runs with the 3rd frequency; Obtain the Guan Wen of described off-premises station, judge whether the Guan Wen of described off-premises station has risen to described 3rd temperature; If so, be no more than the prerequisite of described 4th temperature at the Guan Wen of described off-premises station under, control described outer blower fan out of service, described inner blower runs with the highest wind shelves, and described compressor runs the 3rd Preset Time, to make defrost between described fin with the 3rd frequency; If not, continue to control described outer blower fan out of service, described inner blower runs with the highest wind shelves, described compressor runs with the 3rd frequency, until the Guan Wenyi of described off-premises station rises to described 3rd temperature, and then under the prerequisite being no more than described 4th temperature at the Guan Wen of described off-premises station, control described outer blower fan out of service, described inner blower runs with the highest wind shelves, and described compressor runs the 3rd Preset Time, to make defrost between described fin with the 3rd frequency.
Optionally, described 5th temperature is 5 DEG C.
The technical scheme that the embodiment of the present invention provides, after receiving the control instruction of the described off-premises station of cleaning of user's input, first control described air-conditioning and open heating mode, the gentle fin temperature of off-premises station pipe is reduced, concrete, run with minimum wind shelves by controlling described outer blower fan, described compressor runs with first frequency, until the running time under pre-conditioned first reaches the first Preset Time, make the temperature of described fin lower than dew-point temperature corresponding to outdoor air, thus make to produce condensation between described fin, then described outer blower fan is controlled out of service, described compressor runs with second frequency, until the running time under pre-conditioned second reaches the second Preset Time, the temperature of described fin is reduced further, thus realize frosting between described fin, cotton-shaped soft frost is utilized to adsorb the dust of parcel fin, finally control described air-conditioning and switch to refrigeration mode by described heating mode, the gentle fin temperature of off-premises station pipe is raised, concrete, control described outer blower fan to run with the wind shelves corresponding with described outdoor environment temperature respectively with described inner blower, described compressor runs with the 3rd frequency, until the running time under pre-conditioned the 3rd reaches the 3rd Preset Time, the temperature of described fin is raised, thus the frost between described fin is melted, in the process that frost melts, utilize the dust between current scour fin, thus realize the automatic cleaning of off-premises station.That is, the technical scheme that the embodiment of the present invention provides, condensation between the fin of off-premises station is realized by a series of control operation, then frosting, last defrost, namely utilizes the automatic cleaning that the moisture in outdoor air just can realize off-premises station, does not need relevant apparatus air-conditioning additionally being increased to cleaning and automatic water spraying automatically, effectively can save cost, the scope of application is wider.
Optionally, the control method that the off-premises station of the air-conditioning that another one embodiment of the present invention provides cleans automatically, before described step S103, also comprises:
Obtain described outdoor environment temperature and dew-point temperature corresponding to described outdoor air, determine described first frequency by described outdoor environment temperature.
Optionally, the control method that the off-premises station of the air-conditioning that another one embodiment of the present invention provides cleans automatically, before described step S104, also comprises:
Obtain described outdoor environment temperature and frosting temperature corresponding to described outdoor air, determine described second frequency by described outdoor environment temperature.
Optionally, the control method that the off-premises station of the air-conditioning that another one embodiment of the present invention provides cleans automatically, before described step S106, also comprises:
Obtain described outdoor environment temperature, determine described 3rd frequency by described outdoor environment temperature.
In order to set forth technical scheme provided by the invention more all sidedly, the control method that the off-premises station of the air-conditioning provided corresponding to the embodiment of the present invention cleans automatically, the control device that the off-premises station that the present invention discloses a kind of air-conditioning cleans automatically.
Refer to Fig. 2, the structure chart of the control device that the off-premises station of a kind of air-conditioning that Fig. 2 provides for the embodiment of the present invention cleans automatically.Described air-conditioning comprises indoor set and off-premises station, and described indoor set comprises inner blower, and described off-premises station comprises compressor, outer blower fan and fin.As shown in Figure 2, this device comprises:
Receiver module 201, for receiving the control instruction of the described off-premises station of cleaning of user's input;
Respond module 202, for responding described control instruction, controlling described air-conditioning and opening heating mode;
First control module 203, run with minimum wind shelves for controlling described outer blower fan, described compressor runs with first frequency, until the running time under pre-conditioned first reaches the first Preset Time, to make to produce condensation between described fin; Described first frequency is corresponding with outdoor environment temperature, and the described first pre-conditioned Guan Wen for described off-premises station is less than or equal to the first temperature, and the described first temperature dew-point temperature corresponding with outdoor air is corresponding;
Second control module 204, out of service for controlling described outer blower fan, described compressor runs with second frequency, until the running time under pre-conditioned second reaches the second Preset Time, to make frosting between described fin; Described second frequency is corresponding with described outdoor environment temperature, and the described second pre-conditioned Guan Wen for described off-premises station is less than or equal to the second temperature, and the described second temperature frosting temperature corresponding with outdoor air is corresponding;
Handover module 205, switches to refrigeration mode for controlling described air-conditioning by described heating mode;
3rd control module 206, run with the wind shelves corresponding with described outdoor environment temperature respectively with described inner blower for controlling described outer blower fan, described compressor runs with the 3rd frequency, until the running time under pre-conditioned the 3rd reaches the 3rd Preset Time, to make defrost between described fin; Described 3rd frequency is corresponding with described outdoor environment temperature, and the described 3rd pre-conditioned Guan Wen for described off-premises station reaches the 3rd temperature and more than the 4th temperature;
Optionally, described 3rd control module 206 comprises:
First control unit, if for described outdoor environment temperature more than the 5th temperature, control described outer blower fan and run with the highest wind shelves, described compressor runs with the 3rd frequency, until at the 3rd pre-conditioned lower operation the 3rd Preset Time, to make defrost between described fin;
Second control unit, if do not exceed described 5th temperature for described outdoor environment temperature, control described outer blower fan out of service, described inner blower runs with the highest wind shelves, described compressor runs with described 3rd frequency, until the running time under pre-conditioned the 3rd reaches the 3rd Preset Time, to make defrost between described fin.
The control device that the off-premises station of the air-conditioning that the embodiment of the present invention provides cleans automatically, condensation between the fin of off-premises station can be realized by relevant control, then frosting, last defrost, namely the automatic cleaning that the moisture in outdoor air just can realize off-premises station is utilized, do not need relevant apparatus air-conditioning additionally being increased to cleaning and automatic water spraying automatically, effectively can save cost, the scope of application is wider.
Optionally, the control device that the off-premises station of the air-conditioning that another one embodiment of the present invention provides cleans automatically, also comprises:
First determination module, for obtaining described outdoor environment temperature and dew-point temperature corresponding to described outdoor air, determines described first frequency by described outdoor environment temperature.
Optionally, the control device that the off-premises station of the air-conditioning that another one embodiment of the present invention provides cleans automatically, also comprises:
Second determination module, for obtaining described outdoor environment temperature and frosting temperature corresponding to described outdoor air, determines described second frequency by described outdoor environment temperature.
Optionally, the control device that the off-premises station of the air-conditioning that another one embodiment of the present invention provides cleans automatically, also comprises:
3rd determination module, for obtaining described outdoor environment temperature, determines described 3rd frequency by described outdoor environment temperature.
In order to protect technical scheme provided by the invention more all sidedly, the control method that the off-premises station of the air-conditioning provided corresponding to the embodiment of the present invention cleans automatically, the present invention discloses a kind of air-conditioning system.
The air-conditioning system that the embodiment of the present invention provides, comprising:
Air-conditioning, and the controller be connected with described air-conditioning; Described air-conditioning comprises indoor set and off-premises station, and described indoor set comprises inner blower, and described off-premises station comprises compressor, outer blower fan and fin;
The operation of described controller comprises: the control instruction receiving the described off-premises station of cleaning of user's input; Respond described control instruction, control described air-conditioning and open heating mode; Control described outer blower fan to run with minimum wind shelves, described compressor runs with first frequency, until the running time under pre-conditioned first reaches the first Preset Time, to make to produce condensation between described fin; Described first frequency is corresponding with outdoor environment temperature, and the described first pre-conditioned Guan Wen for described off-premises station is less than or equal to the first temperature, and the described first temperature dew-point temperature corresponding with outdoor air is corresponding; Control described outer blower fan out of service, described compressor runs with second frequency, until the running time under pre-conditioned second reaches the second Preset Time, to make frosting between described fin; Described second frequency is corresponding with described outdoor environment temperature, and the described second pre-conditioned Guan Wen for described off-premises station is less than or equal to the second temperature, and the described second temperature frosting temperature corresponding with outdoor air is corresponding; Control described air-conditioning and switch to refrigeration mode by described heating mode; Control described outer blower fan to run with the wind shelves corresponding with described outdoor environment temperature respectively with described inner blower, described compressor runs with the 3rd frequency, until the running time under pre-conditioned the 3rd reaches the 3rd Preset Time, to make defrost between described fin; Described 3rd frequency is corresponding with described outdoor environment temperature, and the described 3rd pre-conditioned Guan Wen for described off-premises station reaches the 3rd temperature and more than the 4th temperature.
Known via above-mentioned technical scheme, compared with prior art, the control method that the off-premises station that the invention provides a kind of air-conditioning cleans automatically, device and air-conditioning system.Technical scheme provided by the invention, after receiving the control instruction of the described off-premises station of cleaning of user's input, first control described air-conditioning and open heating mode, the gentle fin temperature of off-premises station pipe is reduced, concrete, run with minimum wind shelves by controlling described outer blower fan, described compressor runs with first frequency, until the running time under pre-conditioned first reaches the first Preset Time, make the temperature of described fin lower than dew-point temperature corresponding to outdoor air, thus make to produce condensation between described fin, then described outer blower fan is controlled out of service, described compressor runs with second frequency, until the running time under pre-conditioned second reaches the second Preset Time, the temperature of described fin is reduced further, thus realize frosting between described fin, cotton-shaped soft frost is utilized to adsorb the dust of parcel fin, finally control described air-conditioning and switch to refrigeration mode by described heating mode, the gentle fin temperature of off-premises station pipe is raised, concrete, control described outer blower fan to run with the wind shelves corresponding with described outdoor environment temperature respectively with described inner blower, described compressor runs with the 3rd frequency, until the running time under pre-conditioned the 3rd reaches the 3rd Preset Time, the temperature of described fin is raised, thus the frost between described fin is melted, in the process that frost melts, utilize the dust between current scour fin, thus realize the automatic cleaning of off-premises station.That is, technical scheme provided by the invention, condensation between the fin of off-premises station is realized by a series of control operation, then frosting, last defrost, namely utilizes the automatic cleaning that the moisture in outdoor air just can realize off-premises station, does not need relevant apparatus air-conditioning additionally being increased to cleaning and automatic water spraying automatically, effectively can save cost, the scope of application is wider.
Finally, also it should be noted that, in this article, the such as relational terms of first and second grades and so on is only used for an entity or operation to separate with another entity or operating space, and not necessarily requires or imply the relation that there is any this reality between these entities or operation or sequentially.And, term " comprises ", " comprising " or its any other variant are intended to contain comprising of nonexcludability, thus make to comprise the process of a series of key element, method, article or equipment and not only comprise those key elements, but also comprise other key elements clearly do not listed, or also comprise by the intrinsic key element of this process, method, article or equipment.When not more restrictions, the key element limited by statement " comprising ... ", and be not precluded within process, method, article or the equipment comprising described key element and also there is other identical element.
In this description, each embodiment adopts the mode of going forward one by one to describe, and what each embodiment stressed is the difference with other embodiments, between each embodiment identical similar portion mutually see.For device disclosed in embodiment and air-conditioning system, because it is corresponding with method part disclosed in embodiment, so description is fairly simple, relevant part illustrates see method part.
The software module that the method described in conjunction with embodiment disclosed herein or the step of algorithm can directly use hardware, processor to perform, or the combination of the two is implemented.Software module can be placed in the storage medium of other form any known in random access memory (RAM), internal memory, read-only storage (ROM), electrically programmable ROM, electrically erasable ROM, register or technical field.
To the above-mentioned explanation of the disclosed embodiments, professional and technical personnel in the field are realized or uses the present invention.To be apparent for those skilled in the art to the multiple amendment of these embodiments, General Principle as defined herein can without departing from the spirit or scope of the present invention, realize in other embodiments.Therefore, the present invention can not be restricted to these embodiments shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (11)
1. the off-premises station of an air-conditioning control method of automatically cleaning, described air-conditioning comprises indoor set and off-premises station, and described indoor set comprises inner blower, and described off-premises station comprises compressor, outer blower fan and fin, it is characterized in that, described method comprises:
Receive the control instruction of the described off-premises station of cleaning of user's input;
Respond described control instruction, control described air-conditioning and open heating mode;
Control described outer blower fan to run with minimum wind shelves, described compressor runs with first frequency, until the running time under pre-conditioned first reaches the first Preset Time, to make to produce condensation between described fin; Described first frequency is corresponding with outdoor environment temperature, and the described first pre-conditioned Guan Wen for described off-premises station is less than or equal to the first temperature, and the described first temperature dew-point temperature corresponding with outdoor air is corresponding;
Control described outer blower fan out of service, described compressor runs with second frequency, until the running time under pre-conditioned second reaches the second Preset Time, to make frosting between described fin; Described second frequency is corresponding with described outdoor environment temperature, and the described second pre-conditioned Guan Wen for described off-premises station is less than or equal to the second temperature, and the described second temperature frosting temperature corresponding with outdoor air is corresponding;
Control described air-conditioning and switch to refrigeration mode by described heating mode;
Control described outer blower fan to run with the wind shelves corresponding with described outdoor environment temperature respectively with described inner blower, described compressor runs with the 3rd frequency, until the running time under pre-conditioned the 3rd reaches the 3rd Preset Time, to make defrost between described fin; Described 3rd frequency is corresponding with described outdoor environment temperature, and the described 3rd pre-conditioned Guan Wen for described off-premises station reaches the 3rd temperature and more than the 4th temperature.
2. method according to claim 1, is characterized in that, the described outer blower fan of described control runs with minimum wind shelves, described compressor runs with first frequency, until the running time under pre-conditioned first reaches the first Preset Time, before making producing condensation between described fin, also comprise:
Obtain described outdoor environment temperature and dew-point temperature corresponding to described outdoor air, determine described first frequency by described outdoor environment temperature.
3. method according to claim 1, is characterized in that, the described outer blower fan of described control is out of service, described compressor runs with second frequency, until the running time under pre-conditioned second reaches the second Preset Time, to make between described fin, before frosting, also to comprise:
Obtain described outdoor environment temperature and frosting temperature corresponding to described outdoor air, determine described second frequency by described outdoor environment temperature.
4. method according to claim 1, it is characterized in that, the described outer blower fan of described control runs with the wind shelves corresponding with described outdoor environment temperature respectively with described inner blower, described compressor runs with the 3rd frequency, until the running time under pre-conditioned the 3rd reaches the 3rd Preset Time, to make defrost between described fin, comprising:
If described outdoor environment temperature is more than the 5th temperature, control described outer blower fan and run with the highest wind shelves, described compressor runs with the 3rd frequency, until at the 3rd pre-conditioned lower operation the 3rd Preset Time, to make defrost between described fin;
If described outdoor environment temperature does not exceed described 5th temperature, control described outer blower fan out of service, described inner blower runs with the highest wind shelves, described compressor runs with described 3rd frequency, until the running time under pre-conditioned the 3rd reaches the 3rd Preset Time, to make defrost between described fin.
5. the method according to claim 1 or 4, it is characterized in that, the described outer blower fan of described control runs with the wind shelves corresponding with described outdoor environment temperature respectively with described inner blower, described compressor runs with the 3rd frequency, until the running time under pre-conditioned the 3rd reaches the 3rd Preset Time, to make between described fin, before defrost, also to comprise:
Obtain described outdoor environment temperature, determine described 3rd frequency by described outdoor environment temperature.
6. the control device that automatically cleans of the off-premises station of air-conditioning, described air-conditioning comprises indoor set and off-premises station, and described indoor set comprises inner blower, and described off-premises station comprises compressor, outer blower fan and fin, it is characterized in that, described device comprises:
Receiver module, for receiving the control instruction of the described off-premises station of cleaning of user's input;
Respond module, for responding described control instruction, controlling described air-conditioning and opening heating mode;
First control module, run with minimum wind shelves for controlling described outer blower fan, described compressor runs with first frequency, until the running time under pre-conditioned first reaches the first Preset Time, to make to produce condensation between described fin; Described first frequency is corresponding with outdoor environment temperature, and the described first pre-conditioned Guan Wen for described off-premises station is less than or equal to the first temperature, and the described first temperature dew-point temperature corresponding with outdoor air is corresponding;
Second control module, out of service for controlling described outer blower fan, described compressor runs with second frequency, until the running time under pre-conditioned second reaches the second Preset Time, to make frosting between described fin; Described second frequency is corresponding with described outdoor environment temperature, and the described second pre-conditioned Guan Wen for described off-premises station is less than or equal to the second temperature, and the described second temperature frosting temperature corresponding with outdoor air is corresponding;
Handover module, switches to refrigeration mode for controlling described air-conditioning by described heating mode;
3rd control module, run with the wind shelves corresponding with described outdoor environment temperature respectively with described inner blower for controlling described outer blower fan, described compressor runs with the 3rd frequency, until the running time under pre-conditioned the 3rd reaches the 3rd Preset Time, to make defrost between described fin; Described 3rd frequency is corresponding with described outdoor environment temperature, and the described 3rd pre-conditioned Guan Wen for described off-premises station reaches the 3rd temperature and more than the 4th temperature.
7. device according to claim 6, is characterized in that, also comprises:
First determination module, for obtaining described outdoor environment temperature and dew-point temperature corresponding to described outdoor air, determines described first frequency by described outdoor environment temperature.
8. device according to claim 6, is characterized in that, also comprises:
Second determination module, for obtaining described outdoor environment temperature and frosting temperature corresponding to described outdoor air, determines described second frequency by described outdoor environment temperature.
9. device according to claim 6, is characterized in that, described 3rd control module comprises:
First control unit, if for described outdoor environment temperature more than the 5th temperature, control described outer blower fan and run with the highest wind shelves, described compressor runs with the 3rd frequency, until at the 3rd pre-conditioned lower operation the 3rd Preset Time, to make defrost between described fin;
Second control unit, if do not exceed described 5th temperature for described outdoor environment temperature, control described outer blower fan out of service, described inner blower runs with the highest wind shelves, described compressor runs with described 3rd frequency, until the running time under pre-conditioned the 3rd reaches the 3rd Preset Time, to make defrost between described fin.
10. the device according to claim 6 or 9, is characterized in that, also comprises:
3rd determination module, for obtaining described outdoor environment temperature, determines described 3rd frequency by described outdoor environment temperature.
11. 1 kinds of air-conditioning systems, is characterized in that, comprising:
Air-conditioning, and the controller be connected with described air-conditioning; Described air-conditioning comprises indoor set and off-premises station, and described indoor set comprises inner blower, and described off-premises station comprises compressor, outer blower fan and fin;
The operation of described controller comprises: the control instruction receiving the described off-premises station of cleaning of user's input; Respond described control instruction, control described air-conditioning and open heating mode; Control described outer blower fan to run with minimum wind shelves, described compressor runs with first frequency, until the running time under pre-conditioned first reaches the first Preset Time, to make to produce condensation between described fin; Described first frequency is corresponding with outdoor environment temperature, and the described first pre-conditioned Guan Wen for described off-premises station is less than or equal to the first temperature, and the described first temperature dew-point temperature corresponding with outdoor air is corresponding; Control described outer blower fan out of service, described compressor runs with second frequency, until the running time under pre-conditioned second reaches the second Preset Time, to make frosting between described fin; Described second frequency is corresponding with described outdoor environment temperature, and the described second pre-conditioned Guan Wen for described off-premises station is less than or equal to the second temperature, and the described second temperature frosting temperature corresponding with outdoor air is corresponding; Control described air-conditioning and switch to refrigeration mode by described heating mode; Control described outer blower fan to run with the wind shelves corresponding with described outdoor environment temperature respectively with described inner blower, described compressor runs with the 3rd frequency, until the running time under pre-conditioned the 3rd reaches the 3rd Preset Time, to make defrost between described fin; Described 3rd frequency is corresponding with described outdoor environment temperature, and the described 3rd pre-conditioned Guan Wen for described off-premises station reaches the 3rd temperature and more than the 4th temperature.
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| CN201610087716.9A CN105465979A (en) | 2016-02-16 | 2016-02-16 | Control method and device for automatic cleaning of outdoor unit of air conditioner and air conditioning system |
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Application publication date: 20160406 |