CN106871332A - One drag two detachable air conditioner control method and one drag two detachable air conditioner - Google Patents
One drag two detachable air conditioner control method and one drag two detachable air conditioner Download PDFInfo
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- CN106871332A CN106871332A CN201710004389.0A CN201710004389A CN106871332A CN 106871332 A CN106871332 A CN 106871332A CN 201710004389 A CN201710004389 A CN 201710004389A CN 106871332 A CN106871332 A CN 106871332A
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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
- F24F11/00—Control or safety arrangements
- F24F11/62—Control or safety arrangements characterised by the type of control or by internal processing, e.g. using fuzzy logic, adaptive control or estimation of values
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/70—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
- F24F11/77—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 by controlling the speed of ventilators
-
- 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
-
- 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
- F24F11/50—Control or safety arrangements characterised by user interfaces or communication
- F24F11/56—Remote control
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F2140/00—Control inputs relating to system states
- F24F2140/20—Heat-exchange fluid temperature
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F3/00—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems
- F24F3/06—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the arrangements for the supply of heat-exchange fluid for the subsequent treatment of primary air in the room units
- F24F3/065—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the arrangements for the supply of heat-exchange fluid for the subsequent treatment of primary air in the room units with a plurality of evaporators or condensers
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- 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)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Life Sciences & Earth Sciences (AREA)
- Atmospheric Sciences (AREA)
- Fluid Mechanics (AREA)
- Fuzzy Systems (AREA)
- Mathematical Physics (AREA)
- Signal Processing (AREA)
- Air Conditioning Control Device (AREA)
Abstract
The present invention provides a kind of one drag two detachable air conditioner control method, comprises the following steps：Air-conditioner is started shooting, setting indoor air temperature in air conditioned building Tr；Setting leaving air temp Two；By setting leaving air temp TwoWith setting indoor air temperature in air conditioned building TrCalculate the setting coil temperature T of the evaporator being arranged on during to leaving air temp should be set in correspondence air-conditioned rooma；Controlling the refrigerant of evaporator outlet has certain degree of superheat so that obtaining indoor air temperature in air conditioned building reaches setting indoor air temperature in air conditioned building Tr；As the indoor air temperature in air conditioned building T of real-time detectionr1Reach setting indoor air temperature in air conditioned building TrWhen, the multiple spot detection temperature control of evaporator of the controller in the corresponding air-conditioned room of real-time detection keeps evaporator to have and sets coil temperature Ta, air conditioner wind outlet air-supply is with setting leaving air temp Two.Also disclose a kind of air conditioner with surplus indoor unit simultaneously.Can realize under conditions of infrequently start and stop compressor so that design temperature and leaving air temp in each air-conditioned room are held in preferable scope.
Description
Technical field
The present invention relates to apparatus of air conditioning technical field, more particularly to a kind of one drag two detachable air conditioner controlling party
Method, and a kind of one drag two detachable air conditioner using the control method.
Background technology
So-called " one drag two " detachable air conditioner, refers to drive two indoor units to work using an outdoor unit, from
And cause that an air-conditioner is used equivalent to two air-conditioners, the air conditioner room unit group and outdoor unit structure and common split
Formula air-conditioner is essentially identical, and difference is the increase in an indoor units.
Common structure is single compressor structure in " one drag two " detachable air conditioner, i.e., install certain in outdoor unit
The compressor of discharge capacity, while driving two indoor units work.But, when an indoor set is only opened, the power of compressor must
So measured much larger than the need for indoor set, the Energy Efficiency Ratio of air-conditioning system is necessarily reduced.Controlled using electromagnetic expanding valve in the prior art
The flow of refrigerant is adjusted, by control system according to two hot humidity loads in room, the flow of refrigerant is automatically adjusted, realized
The optimal allocation of two room refrigerating capacitys and heating capacity.But because the ability of cooler compressor is same much larger than the thermic load in room
When control system there is larger hysteresis effect, so, after user sets two room temperatures respectively using remote control, compression
Chance continuous start and stop due to two being continually changing for room indoor heat load, the temperature fluctuation in room is larger, the reality of user
Border experience is not good.
In sum, it is high to there is start/stop of compressor frequency in " one drag two " detachable air conditioner of the prior art, in room
Temperature fluctuation is big and the not good problem of user's real experiences.
The content of the invention
For solution, " one drag two " detachable air conditioner start/stop of compressor frequency is high in the prior art, the temperature fluctuation in room
Cause the not good problem of user's real experiences greatly, the invention discloses a kind of control method of one drag two detachable air conditioner.
The present invention provides a kind of one drag two detachable air conditioner control method, comprises the following steps：
Air-conditioner is started shooting, setting indoor air temperature in air conditioned building Tr；
Setting leaving air temp Two；
By the setting leaving air temp TwoWith setting indoor air temperature in air conditioned building TrCalculate to leaving air temp T should be setwoIt is arranged on
The setting coil temperature T of the evaporator in correspondence air-conditioned rooma；
Controlling the refrigerant of evaporator outlet has certain degree of superheat so that obtaining indoor air temperature in air conditioned building reaches setting air-conditioned room
Temperature Tr；
As the indoor air temperature in air conditioned building T of real-time detectionr1Reach setting indoor air temperature in air conditioned building TrWhen, controller is according to the right of real-time detection
Answer the multiple spot detection temperature control of the evaporator in air-conditioned room to keep evaporator to have and set coil temperature Ta；
Air conditioner wind outlet air-supply has setting leaving air temp Two。
Further, it is further comprising the steps of：
When evaporator keeps setting coil temperature T under the control of the controlleraAnd air outlet air-supply has setting leaving air temp Two
Afterwards, room temperature T of the controller in the corresponding air-conditioned room of real-time detectionr1With setting indoor air temperature in air conditioned building TrDifference control
Indoor fan processed has wind speed setting, keeps air-conditioned room to have setting indoor air temperature in air conditioned building TrWith setting leaving air temp Two。
Further, the temperature detecting point of the evaporator includes being arranged on the capillary temperature sensor of evaporator inlet,
It is arranged on the coil temperature sensor of the evaporator heat exchange surface, and the extra heavy pipe TEMP for being arranged on evaporator outlet
Device, as the indoor air temperature in air conditioned building T of real-time detectionr1Reach setting indoor air temperature in air conditioned building TrWhen, in controller control refrigeration system
Compressor and/or electronic expansion valve events change the refrigerant flow in kind of refrigeration cycle so that the extra heavy pipe temperature of real-time detection is passed
Difference and/or extra heavy pipe temperature sensor and coil temperature sensor the detection temperature of sensor and capillary temperature sensor detection temperature
In setting range, control keeps evaporator to have and sets coil temperature T the difference of degreea。
Further, setting coil temperature TaT is calculated by below equationa=Two- a(Tr-Two) b-c, wherein a is temperature
Difference correction factor, b is wind speed correction factor, and c is amendment constant, 0.18<a<0.25, b=speed revolution value/1000, c=1.6 DEG C,
The speed revolution value is setting indoor air temperature in air conditioned building T from starting shooting to reachingrDuring Dynamic Wind Speed.
Preferably, the temperature difference correction factor a is 0.2.
Further, the setting indoor air temperature in air conditioned building TrWith setting leaving air temp TwoIn start by remote control simultaneously
Setting.
Further, the setting leaving air temp TwoIn the indoor air temperature in air conditioned building T of real-time detectionr1Reach setting air-conditioned room
Between temperature TrSet by remote control afterwards.
Further, the air-conditioned room includes the first air-conditioned room and the second air-conditioned room, in two air-conditioned rooms
Setting indoor air temperature in air conditioned building Tr1And Tr2, and setting leaving air temp Two1And Two2Independent setting, and the two-way for passing through controller
Independent output terminals mouthful output electric signal keeps being separately positioned on the first air-conditioned room and the evaporator of the second air-conditioned room is maintained at
Corresponding setting coil temperature Ta1And Ta2。
Using one drag two detachable air conditioner control method disclosed in this invention, it is possible to achieve in infrequently start and stop compression
Under conditions of machine so that design temperature and leaving air temp in each air-conditioned room are held in preferable scope, regulation
Cryogenic temperature afterwards is steady, has the advantages that regulating effect is good.
A kind of one drag two detachable air conditioner is also disclosed, is controlled by the following method：
Air-conditioner is started shooting, setting indoor air temperature in air conditioned building Tr；
Setting leaving air temp Two；
By the setting leaving air temp TwoWith setting indoor air temperature in air conditioned building TrCalculate to leaving air temp T should be setwoIt is arranged on
The setting coil temperature T of the evaporator in correspondence air-conditioned rooma；
Controlling the refrigerant of evaporator outlet has certain degree of superheat so that obtaining indoor air temperature in air conditioned building reaches setting air-conditioned room
Temperature Tr；
As the indoor air temperature in air conditioned building T of real-time detectionr1Reach setting indoor air temperature in air conditioned building TrWhen, controller is according to the right of real-time detection
Answer the multiple spot detection temperature control of the evaporator in air-conditioned room to keep evaporator to have and set coil temperature Ta；
Air conditioner wind outlet air-supply has setting leaving air temp Two。
Air conditioner with surplus indoor unit disclosed in this invention, it is possible to achieve under conditions of infrequently start and stop compressor so that every
Design temperature and leaving air temp in one air-conditioned room are held in preferable scope, and the cryogenic temperature after regulation is steady,
Have the advantages that regulating effect is good.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
The accompanying drawing to be used needed for having technology description is briefly described, it should be apparent that, drawings in the following description are this hairs
Some bright embodiments, for those of ordinary skill in the art, without having to pay creative labor, can be with
Other accompanying drawings are obtained according to these accompanying drawings.
Fig. 1 is the flow chart of the first embodiment of one drag two detachable air conditioner control method disclosed in this invention；
Fig. 2 is the flow chart of second embodiment of one drag two detachable air conditioner control method disclosed in this invention；
Fig. 3 is the flow chart of the third embodiment of one drag two detachable air conditioner control method disclosed in this invention；
Fig. 4 is 4th kind of flow chart of embodiment of one drag two detachable air conditioner control method disclosed in this invention；
Fig. 5 is the structural schematic block diagram of one drag two detachable air conditioner disclosed in this invention.
Specific embodiment
To make the purpose, technical scheme and advantage of the embodiment of the present invention clearer, below in conjunction with the embodiment of the present invention
In accompanying drawing, the technical scheme in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is
A part of embodiment of the present invention, rather than whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art
The every other embodiment obtained under the premise of creative work is not made, belongs to the scope of protection of the invention.
Shown in Figure 1 is a kind of flow of embodiment of one drag two detachable air conditioner control method disclosed in this invention
Figure.
Specifically, comprise the following steps：
After air-conditioner start, user sets preferable air-conditioned room by IR remote controller or other similar remote controls
Temperature.For in air conditioner with surplus indoor unit, easily there is the problem of fluctuation in temperature control, in the present embodiment, sets up and actively sets
The control model of temperature of outlet air of air conditioner.Reduced by the frequency of compressor adjusting refrigerant flow rate by the control to leaving air temp
Rate, further reduces the use power consumption of air-conditioning system, while improving comfort.In control method disclosed in this invention
Air-conditioner provides two kinds of different leaving air temp Setting patterns, if user clearly requires to leaving air temp, can pass through
IR remote controller actively sets the leaving air temp T of air-conditionerwo.If user does not clearly require to leaving air temp, system
Automatically according to preferable indoor air temperature in air conditioned building, i.e., according to setting indoor air temperature in air conditioned building TrOne preferable air-out of matching of generation setting
Temperature, that is, set leaving air temp Two。
The preferable indoor air temperature in air conditioned building T of setting is received in controllerrAfterwards, control instruction is generated.Generally in the controller
It is previously provided with pid control module, or fuzzy control model, or the pid control module that is arranged in series and Fuzzy Control molding
Block, or the pid control module or fuzzy control model that other type combinations are set.Above-mentioned module is primarily referred to as certain control
Algorithm processed, and the detection sensor that is matched with control algolithm and input/output port.Pid algorithm and FUZZY ALGORITHMS FOR CONTROL are existing
For control algolithm common in air-conditioning equipment.In the input input setting indoor air temperature in air conditioned building T of above-mentioned various control modulerWith
Actually detected room temperature Tr1, calculate actually detected room temperature Tr1Relative input setting indoor air temperature in air conditioned building TrDeviation,
It is based further on constantly eliminating the basic control algolithm of deviation therebetween, exporting electric signal by the output end of controller controls
Compressor and electronic expansion valve events in air-conditioner kind of refrigeration cycle, so that the refrigerant flow in adjusting refrigerant loop, protects
Hold refrigerant has certain degree of superheat at evaporator outlet, so that the indoor air temperature in air conditioned building T of real-time detectionr1Reach and set
Determine indoor air temperature in air conditioned building Tr。
Deviate setting indoor air temperature in air conditioned building when start to adjust to setting indoor air temperature in air conditioned building TrAfterwards, controller starts control
According to setting leaving air temp TwoRegulating outlet air temperature, setting leaving air temp TwoAdjusted to setting by by indoor set coil temperature
Coil temperature TaRealize.Setting coil temperature TaBy setting leaving air temp TwoWith setting indoor air temperature in air conditioned building TrCalculate.Setting disk
Pipe temperature TaBasis be one according to long-term work practice in summarize formula.Setting coil temperature Ta=Two-a(Tr-
Two) b-c, wherein a is temperature difference correction factor, and b is wind speed correction factor, and c is amendment constant.The temperature difference described herein, refer to
Setting indoor air temperature in air conditioned building TrWith setting leaving air temp TwoBetween difference.Wind speed is to be started shooting to reaching setting air-conditioning from air-conditioner
Room temperature TrDuring Dynamic Wind Speed.
In the control method disclosed in the present embodiment, temperature difference correction factor and wind speed correction factor are immeasurable three cardinal guides
Number.Wherein, the numerical value that temperature difference correction factor is chosen is between 0.18 to 0.25.Setting temperature difference correction factor is primarily to pre-
The tune stage will set indoor air temperature in air conditioned building TrWith setting leaving air temp TwoBetween the main error that causes of the temperature difference carry out it is preliminary
Amendment so that the coil temperature of setting is more accurate, it is to avoid the initial reference value of control system contains larger error and by anti-
Feedback is constantly amplified, and for common civil air conditioner, the difference between setting indoor air temperature in air conditioned building and setting leaving air temp is not
Can be very big, generally between 2 DEG C to 3 DEG C, and no more than 5 DEG C.By long-term substantial amounts of experiment, temperature difference correction factor is preferably
0.2。
Wind speed correction factor controls the air-out wind speed to be formed going out wind-warm syndrome primarily to overcoming according to normal control mode
The deviation of formation in degree control process, in the present embodiment, preferably sets wind speed correction factor to control room temperature Zi start to head
It is secondary to reach setting indoor air temperature in air conditioned building TrControl process in, the wind-speed gear of formation correspondence blower fan dynamic actual speed divided by
1000.Wind speed correction factor is a dimensionless constant for changing with wind speed and changing and be directly proportional in wind speed.Also enter one simultaneously
Step correspondence chooses a corrected parameter, and to overcome the error that this body structure of equipment brings in whole kind of refrigeration cycle, corrected parameter is excellent
Elect 1.6 DEG C as.
By being calculated setting coil temperature TaAfterwards, controller is to need according to setting coil temperature TaDrive pressure
Refrigerant flow in contracting machine or electronic expansion valve events regulation kind of refrigeration cycle.In the input of controller, evaporator system is input into
The temperature detection value of one-point or multi-point and evaporator outlet temperature is used as the detected value for feeding back, the conduct of controller on refrigerant line
Controlled variable.In the present embodiment, three temperature detecting points are preferably provided with, that is, are arranged on the capillary temperature sensing of evaporator inlet
Device, the coil temperature sensor of evaporator heat exchange surface is arranged on, and is arranged on the extra heavy pipe temperature sensor of evaporator outlet.
As the indoor air temperature in air conditioned building T of real-time detectionr1Reach setting indoor air temperature in air conditioned building TrWhen, the compression in controller control refrigeration system
Machine and electronic expansion valve events, by the flow for adjusting refrigerant so that the extra heavy pipe temperature sensor and tubule temperature of real-time detection
Spend the difference of sensor detection temperature, the difference of extra heavy pipe temperature sensor and coil temperature sensor detection temperature or two groups
In setting range, control keeps evaporator to have and sets coil temperature difference, so as to reach the accurate control to leaving air temp
System.Temperature detecting point is not limited to above three test point, can also be for improving examining for control accuracy and integration detection parameter
Consider, on the basis of above three test point, multiple temperature sensors are set on refrigerant flow path, form multiple temperature detections
Point.
After the leaving air temp operation a period of time according to setting, evaporator keeps setting disk under the control of the controller
Pipe temperature TaAnd air outlet air-supply has setting leaving air temp Two, the temperature in air-conditioned room can be gradually deviated from setting air-conditioned room
Temperature Tr, in order to avoid the temperature departure setting indoor air temperature in air conditioned building T in air-conditioned roomr, it is shown in Figure 3, in the present embodiment institute
In disclosed control method, regulation is corrected by adjusting wind speed so that indoor air temperature in air conditioned building returns setting air-conditioned room temperature
Degree Tr.Specifically, when evaporator keeps setting coil temperature T under the control of the controlleraAnd air outlet is blown to have and is set out
Air temperature TwoAfterwards, room temperature T of the controller in the corresponding air-conditioned room of real-time detectionr1With setting indoor air temperature in air conditioned building Tr
Difference control indoor fan according to wind speed setting run.
For example, as real-time detection room temperature Tr1Less than setting indoor air temperature in air conditioned building TrAnd difference belongs to first interval
When, controller output control signal controls indoor fan to be run according to high wind speed, as real-time detection room temperature Tr1Less than setting
Indoor air temperature in air conditioned building TrAnd difference is when belonging to second interval, controller output control signal control indoor fan is transported according to middle wind speed
OK, as real-time detection room temperature Tr1With setting indoor air temperature in air conditioned building TrWhen basically identical, the output end output telecommunications of controller
Number, control indoor fan runs according to low wind speed.The concrete numerical value of the wind speed of low- medium- high level can with it is usual in the prior art
Rotation speed of fan is consistent, it is also possible to which the different model according to blower fan be adjusted no more than upper and lower 10% scope, or by wind
Machine wind-speed gear is further refined.First interval, second interval and setting indoor air temperature in air conditioned building TrPreferably set in gradient,
The upper limit threshold of first interval and the upper limit threshold of second interval, and second interval upper limit threshold and setting air-conditioned room temperature
Temperature difference between degree is equal, it is ensured that in certain gradient temperature is interval, rotation speed of fan changes in gradient.Temperature difference can
To be 0.5 DEG C, 1 DEG C or 2 DEG C, can further be adjusted in a program according to actual conditions.
Air rate adjustment can be combined with pid algorithm or FUZZY ALGORITHMS FOR CONTROL, with reference to PID algorithms or FUZZY ALGORITHMS FOR CONTROL pair
The regulation of wind speed is consistent with control method of the prior art, is not described in detail herein.
It is shown in Figure 2, in addition to controlling leaving air temp by way of automatic or active control when in start, may be used also
To reach setting indoor air temperature in air conditioned building TrActive request opens the shaping modes of leaving air temp afterwards.Controller is receiving air-out
After the request signal of temperature adjustment pattern, start leaving air temp shaping modes, the computing formula according to setting coil temperature is calculated
Go out to set coil temperature Ta, controller is according to setting coil temperature TaRefrigerant flow in regulation kind of refrigeration cycle, and cause evaporation
The actual coil temperature of device is maintained at setting coil temperature Ta, so as to comfortably be blown in air outlet.In the present embodiment,
Three temperature detecting points chosen are identical with the temperature detecting point in above-described embodiment, the tune into after leaving air temp shaping modes
Section process, the description that parameter is chosen also with above-described embodiment is identical, will not be repeated here.
In the leaving air temp T according to settingwoAfter operation a period of time, for the purposes of avoiding the temperature in air-conditioned room inclined
From setting indoor air temperature in air conditioned building Tr, it is shown in Figure 4, the process that regulation is corrected by wind speed is also further devised, and
Adjusted by wind speed correction and cause actually detected indoor air temperature in air conditioned building Tr1Return setting indoor air temperature in air conditioned building Tr.Specific wind speed
Correction regulation process is referring to such as Fig. 3 and the detailed description of above-described embodiment.
In aforementioned four embodiment of the invention, air-conditioned room includes the first air-conditioned room and the second air-conditioned room, often
Setting indoor air temperature in air conditioned building T in one air-conditioned roomr1And Tr2With setting leaving air temp Two1And Two2By different distant
Control device independent setting.Kept by two independent controllers or a controller two-way independent output terminals mouthful output electric signal
The first evaporator and the second evaporator for being separately positioned on the first air-conditioned room and the second air-conditioned room are maintained at independent setting
Coil temperature Ta1And Ta2Operation.
It is shown in Figure 5, correspondence the first air-conditioned room in set the first evaporator A01 be provided with the first expansion valve 1 with
The refrigerant flow that regulation enters in the first evaporator A01, the second evaporator A02 set in the second air-conditioned room of correspondence is set
There is the second expansion valve B to adjust the refrigerant flow into the second evaporator A02.For the first evaporator A01, first
The temperature detecting point of evaporator A01 preferably include to be arranged on the first capillary temperature sensors A -1 of the first evaporator A01 entrances,
The coil temperature sensor A-3 of the first evaporator A01 heat exchange surfaces is arranged on, and is arranged on the first evaporator A01 outlets
Extra heavy pipe temperature sensor A-4.For the second evaporator A02, the temperature detecting point of the second evaporator A02 preferably includes to set
In the second capillary temperature sensor B-1 of the second evaporator A02 entrances, the coil pipe of the second evaporator A02 heat exchange surfaces is arranged on
Temperature sensor B-3, and it is arranged on the second extra heavy pipe temperature sensor B-4 of the second evaporator A02 outlets.Compressor is arranged on
In outdoor unit.
Using the one drag two detachable air conditioner control method disclosed in aforementioned four embodiment of the present invention, it is possible to achieve
Infrequently under conditions of start and stop compressor so that design temperature and leaving air temp in each air-conditioned room are held at ideal
In the range of, the cryogenic temperature after regulation is steady, has the advantages that regulating effect is good.
The present invention discloses a kind of one drag two detachable air conditioner, using the air-conditioner control as disclosed in above-mentioned embodiment
Method control processed, air-conditioner control method will not be repeated here referring to the detailed description of above-described embodiment, using above-described embodiment
The air conditioner with surplus indoor unit that disclosed control method is controlled can reach same technique effect.
Finally it should be noted that：The above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations；Although
The present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those within the art that：It still may be used
Modified with to the technical scheme described in foregoing embodiments, or equivalent is carried out to which part technical characteristic；
And these modification or replace, do not make appropriate technical solution essence depart from various embodiments of the present invention technical scheme spirit and
Scope.
Claims (9)
1. one drag two detachable air conditioner control method, it is characterised in that comprise the following steps：
Air-conditioner is started shooting, setting indoor air temperature in air conditioned building Tr；
Setting leaving air temp Two；
By the setting leaving air temp TwoWith setting indoor air temperature in air conditioned building TrCalculate to leaving air temp T should be setwoIt is arranged on
The setting coil temperature T of the evaporator in correspondence air-conditioned rooma；
Controlling the refrigerant of evaporator outlet has certain degree of superheat so that obtaining indoor air temperature in air conditioned building reaches setting air-conditioned room
Temperature Tr；
As the indoor air temperature in air conditioned building T of real-time detectionr1Reach setting indoor air temperature in air conditioned building TrWhen, controller is according to the right of real-time detection
Answer the multiple spot detection temperature control of the evaporator in air-conditioned room to keep evaporator to have and set coil temperature Ta；
Air conditioner wind outlet air-supply has setting leaving air temp Two。
2. one drag two detachable air conditioner control method according to claim 1, it is characterised in that also including following step
Suddenly：
When evaporator keeps setting coil temperature T under the control of the controlleraAnd air outlet air-supply has setting leaving air temp Two
Afterwards, room temperature T of the controller in the corresponding air-conditioned room of real-time detectionr1With setting indoor air temperature in air conditioned building TrDifference control
Indoor fan processed has wind speed setting, keeps air-conditioned room to have setting indoor air temperature in air conditioned building TrWith setting leaving air temp Two。
3. one drag two detachable air conditioner control method according to claim 2, it is characterised in that the evaporator
Temperature detecting point includes being arranged on the capillary temperature sensor of evaporator inlet, is arranged on the coil pipe of the evaporator heat exchange surface
Temperature sensor, and the extra heavy pipe temperature sensor of evaporator outlet is arranged on, as the indoor air temperature in air conditioned building T of real-time detectionr1Reach
To setting indoor air temperature in air conditioned building TrWhen, compressor and/or electronic expansion valve events in controller control refrigeration system change system
Refrigerant flow in SAPMAC method so that the extra heavy pipe temperature sensor of real-time detection and the difference of capillary temperature sensor detection temperature
In setting range, control keeps steaming the difference of value and/or extra heavy pipe temperature sensor and coil temperature sensor detection temperature
Hair utensil has setting coil temperature Ta。
4. the one drag two detachable air conditioner control method according to any one of claims 1 to 3, it is characterised in that setting
Coil temperature TaT is calculated by below equationa=Two- a(Tr-Two) b-c, wherein a is temperature difference correction factor, and b is wind speed amendment
Coefficient, c is amendment constant, 0.18<a<0.25, b=speed revolution value/1000, c=1.6 DEG C, the speed revolution value is to start shooting certainly extremely
Reach setting indoor air temperature in air conditioned building TrDuring Dynamic Wind Speed.
5. one drag two detachable air conditioner control method according to claim 4, it is characterised in that the temperature difference amendment system
Number a is 0.2.
6. one drag two detachable air conditioner control method according to claim 5, it is characterised in that the setting air-conditioned room
Between temperature TrWith setting leaving air temp TwoConcurrently set by remote control in start.
7. one drag two detachable air conditioner control method according to claim 5, it is characterised in that described to set out wind-warm syndrome
Degree TwoIn the indoor air temperature in air conditioned building T of real-time detectionr1Reach setting indoor air temperature in air conditioned building TrSet by remote control afterwards.
8. one drag two detachable air conditioner control method according to claim 7, it is characterised in that the air-conditioned room bag
The first air-conditioned room and the second air-conditioned room are included, the setting indoor air temperature in air conditioned building T in two air-conditioned roomsr1And Tr2, and setting
Leaving air temp Two1And Two2Independent setting, and keep setting respectively by the two-way independent output terminals of controller mouthful output electric signal
The evaporator put in the first air-conditioned room and the second air-conditioned room is maintained at corresponding setting coil temperature Ta1And Ta2。
9. a kind of one drag two detachable air conditioner, it is characterised in that one drag two of the application as described in any one of claim 1 to 8
Detachable air conditioner control method.
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