CN105135630A - Control method and device of air conditioning unit - Google Patents
Control method and device of air conditioning unit Download PDFInfo
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- CN105135630A CN105135630A CN201510666231.0A CN201510666231A CN105135630A CN 105135630 A CN105135630 A CN 105135630A CN 201510666231 A CN201510666231 A CN 201510666231A CN 105135630 A CN105135630 A CN 105135630A
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- 238000000034 method Methods 0.000 title claims abstract description 37
- 238000004378 air conditioning Methods 0.000 title abstract description 8
- 238000012360 testing method Methods 0.000 claims description 7
- 238000005520 cutting process Methods 0.000 claims description 2
- 230000007613 environmental effect Effects 0.000 abstract 1
- 230000001276 controlling effect Effects 0.000 description 20
- 238000007710 freezing Methods 0.000 description 6
- 230000008014 freezing Effects 0.000 description 6
- 238000010977 unit operation Methods 0.000 description 5
- 230000008901 benefit Effects 0.000 description 3
- 230000005494 condensation Effects 0.000 description 3
- 238000009833 condensation Methods 0.000 description 3
- 238000010168 coupling process Methods 0.000 description 3
- 238000005859 coupling reaction Methods 0.000 description 3
- 238000001704 evaporation Methods 0.000 description 3
- 238000003860 storage Methods 0.000 description 3
- 238000004891 communication Methods 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 230000008878 coupling Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 230000006870 function Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
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
- F24F11/70—Control systems characterised by their outputs; Constructional details thereof
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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
-
- 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
- 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
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/70—Efficient control or regulation technologies, e.g. for control of refrigerant flow, motor or heating
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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)
- Air Conditioning Control Device (AREA)
Abstract
The invention discloses a control method and device of an air conditioning unit. Wherein, the method comprises the following steps: detecting the ambient temperature when the unit is started; judging whether the ambient temperature is greater than or equal to a first preset temperature; when the environmental temperature is greater than or equal to a first preset temperature, controlling all fans of the unit to be started; and when the ambient temperature is lower than the first preset temperature, controlling the opening of part of fans of the unit. The invention solves the technical problem that the temperature of the evaporator and the condenser can not be adjusted.
Description
Technical field
The present invention relates to field of air conditioning, in particular to a kind of control method and device of air-conditioner set.
Background technology
Air-conditioner set is when lower environment temperature is freezed, and the too low package that easily causes of evaporating temperature is freezing; When freezing compared with high ambient temperature, the high unit operation efficiency that causes of unit condensation temperature is lower, consumes energy larger.Condenser and evaporimeter all can cause air-conditioning to damage at too high or too low temperature, and prior art also cannot regulate the temperature of evaporimeter and condenser to avoid the damage of cold air-conditioning.
For above-mentioned problem, at present effective solution is not yet proposed.
Summary of the invention
Embodiments provide a kind of control method and device of air-conditioner set, at least to solve the technical problem of the temperature that cannot regulate evaporimeter and condenser.
According to an aspect of the embodiment of the present invention, provide a kind of control method of air-conditioner set, comprising: when unit starting, testing environment temperature; Judge whether described environment temperature is more than or equal to the first preset temperature; When described environment temperature is more than or equal to described first preset temperature, the blower fan controlling described unit is all opened; When described environment temperature is less than described first preset temperature, the part fan controlling described unit is opened.
According to the another aspect of the embodiment of the present invention, additionally provide a kind of control method of air-conditioner set, comprising: the first detecting unit, for when unit starting, testing environment temperature; First judging unit, for judging whether described environment temperature is more than or equal to the first preset temperature; First control unit, for when described environment temperature is more than or equal to described first preset temperature, the blower fan controlling described unit is all opened; Second control unit, for when described environment temperature is less than described first preset temperature, the part fan controlling described unit is opened.
In embodiments of the present invention, adopt when unit starting, testing environment temperature; Judge whether described environment temperature is more than or equal to the first preset temperature; When described environment temperature is more than or equal to described first preset temperature, the blower fan controlling described unit is all opened; When described environment temperature is less than described first preset temperature; the mode that the part fan controlling described unit is opened; environmentally the difference of temperature controls the unlatching quantity of the blower fan of unit; the temperature of condenser is reduced by more blower fan quantity; avoid the temperature of evaporimeter too low by less blower fan quantity; thus solve the technical problem that prior art cannot regulate the temperature of evaporimeter and condenser; the temperature of evaporimeter and condenser is in safe range of operation, protects air-conditioning and damage to avoid it.
Accompanying drawing explanation
Accompanying drawing described herein is used to provide a further understanding of the present invention, and form a application's part, schematic description and description of the present invention, for explaining the present invention, does not form inappropriate limitation of the present invention.In the accompanying drawings:
Fig. 1 is the flow chart of the control method of air-conditioner set according to the embodiment of the present invention;
The flow chart of control method when Fig. 2 is the unit starting according to the embodiment of the present invention;
Fig. 3 be according to the unit starting of the embodiment of the present invention after the flow chart of control method;
Fig. 4 is the schematic diagram of the control device of air-conditioner set according to the embodiment of the present invention.
Detailed description of the invention
The present invention program is understood better in order to make those skilled in the art person, below in conjunction with the accompanying drawing in the embodiment of the present invention, technical scheme in the embodiment of the present invention is clearly and completely described, obviously, described embodiment is only the embodiment of a part of the present invention, 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, should belong to the scope of protection of the invention.
It should be noted that, term " first ", " second " etc. in description of the present invention and claims and above-mentioned accompanying drawing are for distinguishing similar object, and need not be used for describing specific order or precedence.Should be appreciated that the data used like this can be exchanged in the appropriate case, so as embodiments of the invention described herein can with except here diagram or describe those except order implement.In addition, term " comprises " and " having " and their any distortion, intention is to cover not exclusive comprising, such as, contain those steps or unit that the process of series of steps or unit, method, system, product or equipment is not necessarily limited to clearly list, but can comprise clearly do not list or for intrinsic other step of these processes, method, product or equipment or unit.
According to the embodiment of the present invention, provide a kind of embodiment of the method for control method of air-conditioner set, it should be noted that, can perform in the computer system of such as one group of computer executable instructions in the step shown in the flow chart of accompanying drawing, and, although show logical order in flow charts, in some cases, can be different from the step shown or described by order execution herein.
Fig. 1 is the flow chart of the control method of air-conditioner set according to the embodiment of the present invention, and as shown in Figure 1, the method comprises the steps:
Step S102, when unit starting, testing environment temperature.
Step S104, judges whether environment temperature is more than or equal to the first preset temperature.
Step S106, when environment temperature is more than or equal to the first preset temperature, the blower fan controlling unit is all opened.
Step S108, when environment temperature is less than the first preset temperature, the part fan controlling unit is opened.
When environment temperature is higher, the condensation temperature of condenser is also higher, and in order to reduce the temperature of condenser, need to open blower fan, therefore, when environment temperature is greater than the first preset temperature, the blower fan controlling unit is all opened.When the temperature of the surroundings is low, the temperature of evaporimeter is too low, and package may be caused freezing, therefore, needs the unlatching quantity reducing blower fan, namely when environment temperature is less than the first preset temperature, can not open whole blower fan, as long as control section blower fan is opened.
By this embodiment; the difference of environmentally temperature can control the unlatching quantity of the blower fan of unit; the temperature of condenser is reduced by more blower fan quantity; avoid the temperature of evaporimeter too low by less blower fan quantity; thus solve the technical problem that prior art cannot regulate the temperature of evaporimeter and condenser; the temperature of evaporimeter and condenser is in safe range of operation, protects air-conditioning and damage to avoid it.
Alternatively, when environment temperature is less than the first preset temperature, the part fan unlatching controlling unit comprises: judge whether environment temperature is less than or equal to the second preset temperature, the second preset temperature is lower than the first preset temperature; When judging that environment temperature is less than or equal to the second preset temperature, the blower fan controlling the first quantity of unit is opened; When judging that environment temperature is between the first preset temperature and the second preset temperature, the blower fan controlling the second quantity of unit is opened, and wherein, the second quantity is greater than the first quantity.
In order to ensure the normal operation of unit, when controlling blower fan and opening, also to judge whether environment temperature is less than or equal to the second preset temperature, namely when environment temperature than regulation, the minimum temperature that is applicable to unit operation also low time, will avoid that evaporating temperature is too low causes the freezing of package, while having blower fan to be evaporimeter cooling, also to ensure that the temperature of evaporimeter can not be too low, namely reduce the unlatching quantity of blower fan, avoid blower fan all to open the temperature of the evaporimeter caused too low.In order to ensure the operational efficiency of unit, and control condenser and evaporimeter and be in safe operating temperature, when environment temperature is between the first preset temperature and the second preset temperature, control section blower fan is opened, and the quantity of opening is greater than the blower fan quantity of opening when my temperature of environment is less than the second preset temperature.
The flow chart of control method when Fig. 2 is the unit starting according to the embodiment of the present invention.As shown in Figure 2, this control method comprises:
Step S201, judge whether environment temperature is more than or equal to a, a i.e. the first preset temperature.If so, then perform step S202, if not, then perform step S203.
Step S202, blower fan standard-sized sheet, namely the blower fan of unit is all opened.
Step S203, judge whether environment temperature is less than or equal to b, b i.e. the second preset temperature.If so, then perform step S204, if not, then perform step S205.
Step S204, opens 1/3rd of whole blower fan, namely controls blower fan and opens the first quantity.
Step S205, judges that environment temperature is greater than b, and is less than a.If so, then step S206 is performed.
Step S206, opens 2/3rds of whole blower fan, and namely control blower fan and open the second quantity, the second quantity is greater than the first quantity, to ensure the operational efficiency of unit.
In this embodiment, environmentally temperature can control the quantity of blower fan unlatching, the temperature avoiding blower fan to start shooting too much causing is too low, and the very few temperature caused of blower fan is too high, the temperature of unit is made to remain within the scope of safe operation, namely avoid unit to damage, turn improve the operational efficiency of unit.
Alternatively, the method also comprises: after the unit starting scheduled time, detects the high pressure of unit; Judge whether the high pressure of unit is more than or equal to the first preset high-pressure; When judging that the high pressure of unit is more than or equal to the first preset high-pressure, then open the blower fan of the 3rd quantity to increase the unlatching quantity of blower fan; When judging that the high pressure of unit is less than the first preset high-pressure, then judge whether the high pressure of unit is less than or equal to the second preset high-pressure, and the second preset high-pressure is lower than the first preset high-pressure; When judging that the high pressure of unit is less than or equal to the second preset high-pressure, then close the blower fan of the 4th quantity to reduce the unlatching quantity of blower fan; When judging that the high pressure of unit is between the first preset high-pressure and the second preset high-pressure, then keep the unlatching quantity of blower fan constant.
Environmentally temperature the unlatching quantity of blower fan can be controlled when unit starting, such as, after after unit operation a period of time, unit opens rear half an hour, by detecting the opening and closing of unit high voltage control blower fan, the high-low pressure of unit is in the scope of the safe operation of unit.Particularly, when the high pressure of unit is more than or equal to the maximum high-voltage of safe range (i.e. the first preset high-pressure), then increase the unlatching quantity of blower fan to reduce the temperature of condenser; When the high pressure of unit is less than or equal to minimum high pressure (i.e. second preset high-pressure) of safe range, then reduce the unlatching quantity of blower fan to raise the temperature of evaporimeter, if the high pressure of unit is in the scope between the peak of safety high-pressure and minimum, namely the high pressure of unit is also in the damage that can not cause unit in safe range, then the unlatching quantity of preserving blower fan is constant.
Alternatively, when judging that the high pressure of unit is more than or equal to the first preset high-pressure, then the blower fan opening the 3rd quantity comprises with the unlatching quantity increasing blower fan: judge whether the blower fan of unit is all opened; When judging that the blower fan of unit is all opened, the quantity keeping blower fan to open is constant.
When the blower fan of unlatching the 3rd quantity is to increase the quantity of blower fan of opening, judge whether the blower fan not yet opened in addition, if had, open the blower fan of the 3rd quantity, if blower fan is all opened, then keep the quantity of blower fan unlatching constant.3rd quantity can be remaining whole extension set, also can remain whole blower fans of blower fan.
Alternatively, when judging that the high pressure of unit is less than or equal to the second preset high-pressure, then the blower fan of cutting out the 4th quantity comprises with the unlatching quantity reducing blower fan: judge that whether the 4th quantity is equal with the blower fan quantity of opening; If equal, then keep the unlatching quantity of blower fan constant.
When the blower fan of cut out the 4th quantity is to reduce the quantity of blower fan of opening, judge whether the blower fan opened is enough to closedown the 4th quantity, if the quantity of the blower fan opened is more than the 4th quantity, then continue to keep the quantity of current blower fan constant, otherwise, close the blower fan of the 4th quantity.When closing, the quantity of the blower fan of reservation at least will meet normal, the safe operation of unit.
Fig. 3 be according to the unit starting of the embodiment of the present invention after the flow chart of control method, as shown in Figure 3, the method comprises:
Step S301, unit passes through unit high voltage control blower fan start-stop after opening half an hour.
Step S302, judge whether unit high pressure is more than or equal to c, c i.e. the first preset high-pressure, if so, then performs step S303, if not, then performs step S304.
Step S303, starts 1/3rd blower fans in addition, if blower fan standard-sized sheet, then remains unchanged.
Step S304, judge whether unit high pressure is less than or equal to d, d i.e. the second preset high-pressure, if so, then performs step S305, if not, then performs step S306.
Step S305, closes 1/3rd blower fans in addition, if blower fan only has 1/3rd to start, then remains unchanged.
Step S306, judges whether unit high pressure is greater than d and is less than c, if so, then performs step S307.
Step S307, keeps fan operating numbers constant.
Pass through above-described embodiment, after the unlatching quantity being controlled blower fan by environment temperature is with the temperature regulating condenser and evaporimeter, the high pressure of unit can also be recycled to regulate the temperature of condenser and evaporimeter, thus make the high-low pressure of unit be within the range of operation of reasonable benefit/risk, improve unit performance and reliability, solve the technical problem that prior art cannot regulate the temperature of evaporimeter and condenser.
It should be noted that, the quantity controlling to open and close blower fan in this embodiment can adopt the method for 1/3rd shown in Fig. 2 and Fig. 3 or 2/3rds, the method that the mode of round number can be adopted to confirm the quantity of the blower fan opened.This embodiment can also adopt other quantity being different from said method as the quantity opening and closing blower fan, is within the range of operation of reasonable benefit/risk to make the high-low pressure of unit.
According to the embodiment of the present invention, additionally provide a kind of embodiment of control device of air-conditioner set.As shown in Figure 4, the control device of this air-conditioner set comprises: the first detecting unit 10, first judging unit 20, first control unit 30 and the second control unit 40.
First detecting unit 10 for when unit starting, testing environment temperature.
First judging unit 20 is for judging whether environment temperature is more than or equal to the first preset temperature.
First control unit 30 is for when environment temperature is more than or equal to the first preset temperature, and the blower fan controlling unit is all opened.
Second control unit 40 is for when environment temperature is less than the first preset temperature, and the part fan controlling unit is opened.
When environment temperature is higher, the condensation temperature of condenser is also higher, and in order to reduce the temperature of condenser, need to open blower fan, therefore, when environment temperature is greater than the first preset temperature, the blower fan controlling unit is all opened.When the temperature of the surroundings is low, the temperature of evaporimeter is too low, and package may be caused freezing, therefore, needs the unlatching quantity reducing blower fan, namely when environment temperature is less than the first preset temperature, can not open whole blower fan, as long as control section blower fan is opened.
By this embodiment; the difference of environmentally temperature can control the unlatching quantity of the blower fan of unit; the temperature of condenser is reduced by more blower fan quantity; avoid the temperature of evaporimeter too low by less blower fan quantity; thus solve the technical problem that prior art cannot regulate the temperature of evaporimeter and condenser; the temperature of evaporimeter and condenser is in safe range of operation, protects air-conditioning and damage to avoid it.
Alternatively, the first control unit comprises: the first judge module, and for judging whether environment temperature is less than or equal to the second preset temperature, the second preset temperature is lower than the first preset temperature; First control module, for when judging that environment temperature is less than or equal to the second preset temperature, the blower fan controlling the first quantity of unit is opened; Second control module, for when judging that environment temperature is between the first preset temperature and the second preset temperature, the blower fan controlling the second quantity of unit is opened, and wherein, the second quantity is greater than the first quantity.
In order to ensure the normal operation of unit, when controlling blower fan and opening, also to judge whether environment temperature is less than or equal to the second preset temperature, namely when environment temperature than regulation, the minimum temperature that is applicable to unit operation also low time, will avoid that evaporating temperature is too low causes the freezing of package, while having blower fan to be evaporimeter cooling, also to ensure that the temperature of evaporimeter can not be too low, namely reduce the unlatching quantity of blower fan, avoid blower fan all to open the temperature of the evaporimeter caused too low.In order to ensure the operational efficiency of unit, and control condenser and evaporimeter and be in safe operating temperature, when environment temperature is between the first preset temperature and the second preset temperature, control section blower fan is opened, and the quantity of opening is greater than the blower fan quantity of opening when my temperature of environment is less than the second preset temperature.
Flow chart when Fig. 2 is the unit starting according to the embodiment of the present invention.As shown in Figure 2, this control method comprises:
Step S201, judge whether environment temperature is more than or equal to a, a i.e. the first preset temperature.If so, then perform step S202, if not, then perform step S203.
Step S202, blower fan standard-sized sheet, namely the blower fan of unit is all opened.
Step S203, judge whether environment temperature is less than or equal to b, b i.e. the second preset temperature.If so, then perform step S204, if not, then perform step S205.
Step S204, opens 1/3rd of whole blower fan, namely controls blower fan and opens the first quantity.
Step S205, judges that environment temperature is greater than b, and is less than a.If so, then step S206 is performed.
Step S206, opens 2/3rds of whole blower fan, and namely control blower fan and open the second quantity, the second quantity is greater than the first quantity, to ensure the operational efficiency of unit.
In this embodiment, environmentally temperature can control the quantity of blower fan unlatching, the temperature avoiding blower fan to start shooting too much causing is too low, and the very few temperature caused of blower fan is too high, the temperature of unit is made to remain within the scope of safe operation, namely avoid unit to damage, turn improve the operational efficiency of unit.
Alternatively, device also comprises: the second detecting unit, for after the unit starting scheduled time, detects the high pressure of unit; Second judging unit, for judging whether the high pressure of unit is more than or equal to the first preset high-pressure; Opening unit, for when judging that the high pressure of unit is more than or equal to the first preset high-pressure, then opening the blower fan of the 3rd quantity to increase the unlatching quantity of blower fan; 3rd judging unit, for when judging that the high pressure of unit is less than the first preset high-pressure, then judges whether the high pressure of unit is less than or equal to the second preset high-pressure, and the second preset high-pressure is lower than the first preset high-pressure; Closing unit, for when judging that the high pressure of unit is less than or equal to the second preset high-pressure, then closes the blower fan of the 4th quantity to reduce the unlatching quantity of blower fan; Holding unit, for when judging that the high pressure of unit is between the first preset high-pressure and the second preset high-pressure, then keeps the unlatching quantity of blower fan constant.
Environmentally temperature the unlatching quantity of blower fan can be controlled when unit starting, such as, after after unit operation a period of time, unit opens rear half an hour, by detecting the opening and closing of unit high voltage control blower fan, the high-low pressure of unit is in the scope of the safe operation of unit.Particularly, when the high pressure of unit is more than or equal to the maximum high-voltage of safe range, i.e. the first preset high-pressure, then increase the unlatching quantity of blower fan to reduce the temperature of condenser; When the high pressure of unit is less than or equal to the minimum high pressure of safe range, i.e. the second preset high-pressure, then reduce the unlatching quantity of blower fan to raise the temperature of evaporimeter, if high pressure is in the scope between the peak of safety high-pressure and minimum, namely the high pressure of unit is also in the damage that can not cause unit in safe range, then the unlatching quantity of preserving blower fan is constant.
Alternatively, open unit and comprise: the second judge module, for judging whether the blower fan of unit is all opened; First keeps module, and for when judging that the blower fan of unit is all opened, the quantity keeping blower fan to open is constant.
When the blower fan of unlatching the 3rd quantity is to increase the quantity of blower fan of opening, judge whether the blower fan not yet opened in addition, if had, open the blower fan of the 3rd quantity, if blower fan is all opened, then keep the quantity of blower fan unlatching constant.3rd quantity can be remaining whole extension set, also can remain whole blower fans of blower fan.
Alternatively, closing unit comprises: the 3rd judge module, for judging that whether the 4th quantity is equal with the blower fan quantity of opening; Second keeps module, for when equal, keeps the unlatching quantity of blower fan constant.
When the blower fan of cut out the 4th quantity is to reduce the quantity of blower fan of opening, judge whether the blower fan opened is enough to closedown the 4th quantity, if the quantity of the blower fan opened is more than the 4th quantity, then continue to keep the quantity of current blower fan constant, otherwise, close the blower fan of the 4th quantity.When closing, the quantity of the blower fan of reservation at least will meet normal, the safe operation of unit.
Fig. 3 be according to the unit starting of the embodiment of the present invention after the flow chart of control method, as shown in Figure 3, the method comprises:
Step S301, unit passes through unit high voltage control blower fan start-stop after opening half an hour.
Step S302, judge whether unit high pressure is more than or equal to c, c i.e. the first preset high-pressure, if so, then performs step S303, if not, then performs step S304.
Step S303, starts 1/3rd blower fans in addition, if blower fan standard-sized sheet, then remains unchanged.
Step S304, judge whether unit high pressure is less than or equal to d, d i.e. the second preset high-pressure, if so, then performs step S305, if not, then performs step S306.
Step S305, closes 1/3rd blower fans in addition, if blower fan only has 1/3rd to start, then remains unchanged.
Step S306, judges whether unit high pressure is greater than d and is less than c, if so, then performs step S307, keeps fan operating numbers constant.
Pass through above-described embodiment, after the unlatching quantity being controlled blower fan by environment temperature is with the temperature regulating condenser and evaporimeter, the high pressure of unit can also be recycled to regulate the temperature of condenser and evaporimeter, thus make the high-low pressure of unit be within the range of operation of reasonable benefit/risk, improve unit performance and reliability, solve the technical problem that prior art cannot regulate the temperature of evaporimeter and condenser.
In the above embodiment of the present invention, the description of each embodiment is all emphasized particularly on different fields, in certain embodiment, there is no the part described in detail, can see the associated description of other embodiments.
In several embodiments that the application provides, should be understood that, disclosed technology contents, the mode by other realizes.Wherein, device embodiment described above is only schematic, the such as division of described unit, can be that a kind of logic function divides, actual can have other dividing mode when realizing, such as multiple unit or assembly can in conjunction with or another system can be integrated into, or some features can be ignored, or do not perform.Another point, shown or discussed coupling each other or direct-coupling or communication connection can be by some interfaces, and the INDIRECT COUPLING of unit or module or communication connection can be electrical or other form.
The described unit illustrated as separating component or can may not be and physically separates, and the parts as unit display can be or may not be physical location, namely can be positioned at a place, or also can be distributed on multiple unit.Some or all of unit wherein can be selected according to the actual needs to realize the object of the present embodiment scheme.
In addition, each functional unit in each embodiment of the present invention can be integrated in a processing unit, also can be that the independent physics of unit exists, also can two or more unit in a unit integrated.Above-mentioned integrated unit both can adopt the form of hardware to realize, and the form of SFU software functional unit also can be adopted to realize.
If described integrated unit using the form of SFU software functional unit realize and as independently production marketing or use time, can be stored in a computer read/write memory medium.Based on such understanding, the part that technical scheme of the present invention contributes to prior art in essence in other words or all or part of of this technical scheme can embody with the form of software product, this computer software product is stored in a storage medium, comprises all or part of step of some instructions in order to make a computer equipment (can be personal computer, server or the network equipment etc.) perform method described in each embodiment of the present invention.And aforesaid storage medium comprises: USB flash disk, read-only storage (ROM, Read-OnlyMemory), random access memory (RAM, RandomAccessMemory), portable hard drive, magnetic disc or CD etc. various can be program code stored medium.
The above is only the preferred embodiment of the present invention; it should be pointed out that for those skilled in the art, under the premise without departing from the principles of the invention; can also make some improvements and modifications, these improvements and modifications also should be considered as protection scope of the present invention.
Claims (10)
1. a control method for air-conditioner set, is characterized in that, comprising:
When unit starting, testing environment temperature;
Judge whether described environment temperature is more than or equal to the first preset temperature;
When described environment temperature is more than or equal to described first preset temperature, the blower fan controlling described unit is all opened;
When described environment temperature is less than described first preset temperature, the part fan controlling described unit is opened.
2. method according to claim 1, is characterized in that, when described environment temperature is less than described first preset temperature, the part fan unlatching controlling described unit comprises:
Judge whether described environment temperature is less than or equal to the second preset temperature, described second preset temperature is lower than described first preset temperature;
When judging that described environment temperature is less than or equal to described second preset temperature, the blower fan controlling the first quantity of described unit is opened;
When judging that described environment temperature is between described first preset temperature and described second preset temperature, the blower fan controlling the second quantity of described unit is opened, and wherein, described second quantity is greater than described first quantity.
3. method according to claim 1 and 2, is characterized in that, described method also comprises:
After the described unit starting scheduled time, detect the high pressure of described unit;
Judge whether the high pressure of described unit is more than or equal to the first preset high-pressure;
When judging that the high pressure of described unit is more than or equal to described first preset high-pressure, then open the blower fan of the 3rd quantity to increase the unlatching quantity of blower fan;
When judging that the high pressure of described unit is less than described first preset high-pressure, then judge whether the high pressure of described unit is less than or equal to the second preset high-pressure, described second preset high-pressure is lower than described first preset high-pressure;
When judging that the high pressure of described unit is less than or equal to described second preset high-pressure, then close the blower fan of the 4th quantity to reduce the unlatching quantity of blower fan;
When judging that the high pressure of described unit is between described first preset high-pressure and described second preset high-pressure, then keep the unlatching quantity of blower fan constant.
4. method according to claim 3, is characterized in that, when judging that described high pressure is more than or equal to described first preset high-pressure, then the blower fan opening the 3rd quantity comprises with the unlatching quantity increasing blower fan:
Judge whether the blower fan of described unit is all opened;
When judging that the blower fan of described unit is all opened, the quantity keeping blower fan to open is constant.
5. method according to claim 3, is characterized in that, when judging that described high pressure is less than or equal to described second preset high-pressure, then the blower fan of cutting out the 4th quantity comprises with the unlatching quantity reducing blower fan:
Judge that whether described 4th quantity is equal with the blower fan quantity of opening;
If equal, then the quantity keeping blower fan to open is constant.
6. a control device for air-conditioner set, is characterized in that, comprising:
First detecting unit, for when unit starting, testing environment temperature;
First judging unit, for judging whether described environment temperature is more than or equal to the first preset temperature;
First control unit, for when described environment temperature is more than or equal to described first preset temperature, the blower fan controlling described unit is all opened;
Second control unit, for when described environment temperature is less than described first preset temperature, the part fan controlling described unit is opened.
7. device according to claim 6, is characterized in that, described first control unit comprises:
First judge module, for judging whether described environment temperature is less than or equal to the second preset temperature, described second preset temperature is lower than described first preset temperature;
First control module, for when judging that described environment temperature is less than or equal to described second preset temperature, the blower fan controlling the first quantity of described unit is opened;
Second control module, for when judging that described environment temperature is between described first preset temperature and described second preset temperature, the blower fan controlling the second quantity of described unit is opened, and wherein, described second quantity is greater than described first quantity.
8. the device according to claim 6 or 7, is characterized in that, described device also comprises:
Second detecting unit, for after the described unit starting scheduled time, detects the high pressure of described unit;
Second judging unit, for judging whether the high pressure of described unit is more than or equal to the first preset high-pressure;
Opening unit, for when judging that the high pressure of described unit is more than or equal to described first preset high-pressure, then opening the blower fan of the 3rd quantity to increase the unlatching quantity of blower fan;
3rd judging unit, for when judging that the high pressure of described unit is less than described first preset high-pressure, then judge whether the high pressure of described unit is less than or equal to the second preset high-pressure, described second preset high-pressure is lower than described first preset high-pressure;
Closing unit, for when judging that the high pressure of described unit is less than or equal to described second preset high-pressure, then closes the blower fan of the 4th quantity to reduce the unlatching quantity of blower fan;
Holding unit, for when judging that the high pressure of described unit is between described first preset high-pressure and described second preset high-pressure, then keeps the unlatching quantity of blower fan constant.
9. device according to claim 8, is characterized in that, described unlatching unit comprises:
Second judge module, for judging whether the blower fan of described unit is all opened;
First keeps module, and for when judging that the blower fan of described unit is all opened, the quantity keeping blower fan to open is constant.
10. device according to claim 8, is characterized in that, described closing unit comprises:
Whether the 3rd judge module is equal with the blower fan quantity of opening for judging described 4th quantity;
Second keeps module, for when equal, keeps the unlatching quantity of blower fan constant.
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