CN107588502A - For controlling method and device, the air-conditioning of air-conditioning - Google Patents
For controlling method and device, the air-conditioning of air-conditioning Download PDFInfo
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- CN107588502A CN107588502A CN201710787690.3A CN201710787690A CN107588502A CN 107588502 A CN107588502 A CN 107588502A CN 201710787690 A CN201710787690 A CN 201710787690A CN 107588502 A CN107588502 A CN 107588502A
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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
Abstract
The invention discloses a kind of method for controlling air-conditioning, belong to air-conditioning technical field.This method includes：Under air conditioner refrigerating pattern, indoor temperature t and indoor humidity RH is gathered；Judge whether to meet condition according to the indoor temperature t and indoor humidity RH, if it is, controlling the working frequency F of compressor according to the temperature Tpn of indoor coil, and the rotating speed R of indoor fan is adjusted according to the working frequency F of compressor.It is used to control the device of air-conditioning and a kind of air-conditioning the invention also discloses a kind of.
Description
Technical field
The present invention relates to air-conditioning technical field, more particularly to a kind of method and device, air-conditioning for being used to control air-conditioning.
Background technology
The refrigerating capacity of air-conditioning is divided into sensible heat and latent heat two parts, and sensible heat mainly influences indoor temperature, and latent heat mainly influences room
Interior humidity, therefore sensible heat and latent heat can influence the comfort level of people.How the temperature and humidity in control room is so as to allowing use
There is more preferable experience at family, is the problem of attracting attention extensively at present.
Prior art discloses a kind of idle call time sharing temperature-humidity independent control, and this method includes：Judge whether indoor humidity is high
In the setting humidity of air-conditioning；If higher than the setting humidity of air-conditioning, driving air-conditioning is dehumidified；If the setting for not being higher than air-conditioning is wet
Degree, then air-conditioning is driven to be freezed；If the setting humidity higher than air-conditioning, driving air-conditioning performs dehumidifying, is specially：It is if high
In the setting humidity of air-conditioning, then judge whether indoor temperature is higher than the design temperature of air-conditioning；If not being higher than the design temperature of air-conditioning,
Then driving air-conditioning is individually dehumidified；If higher than the design temperature of air-conditioning, judge indoor temperature whether than air-conditioning setting temperature
Spend high t1Degree；Wherein, 1.5≤t1≤3；If so, then improve the frequency of the compressor of air-conditioning；If it is not, then first reduce the blower fan of air-conditioning
The frequency of the compressor of air-conditioning is improved after rotating speed.Although the prior art discloses can be kept by time sharing temperature-humidity independent control
Indoor temperature and humidity, but this method disclose only the compressor for when higher than the design temperature of air-conditioning, improving air-conditioning
Frequency；If it is not, then first reduce air-conditioning rotation speed of fan after improve air-conditioning compressor frequency.Those skilled in the art according to
The disclosure of the prior art, scheme and the rotation speed of fan adjustment of more specific detailed compressor frequency adjustment can not be expected
Scheme.
Another method for being used to control temperature and humidity, this method disclose following content disclosed in prior art：b.
Calculate air-conditioning run time in cooling mode, when running between when reaching predetermined threshold value, it is current according to following condition criterion
Whether need to carry out the working frequency of compressor limit frequency, if need to be adjusted indoor fan rotating speed：B1. it is if current
Difference >=2 DEG C of indoor temperature and preset temperature, then to the working frequency of compressor without limit frequency, to the current of indoor fan
Rotating speed does not adjust；B2. if 2 DEG C of the difference ＜ of 1 DEG C≤current indoor temperature and preset temperature, then to compressor work frequency
Indoor fan rotating speed is reduced to a gear lower than current indoor rotation speed of fan by rate without limit frequency, and minimum low
Gear is run；B3. if 1 DEG C of the difference ＜ of current indoor temperature and preset temperature, and current indoor relative humidity >=70%, then
To the working frequency of compressor without limit frequency, but indoor fan rotating speed is reduced at most lower than current indoor rotation speed of fan
Two gears, and minimum low gear is run；B4. if 1 DEG C of the difference ＜ of current indoor temperature and preset temperature, and currently
Indoor relative humidity ＜ 70%, then limit frequency is carried out to the working frequency of compressor, while indoor fan rotating speed is reduced to than working as
Preceding indoor fan rotating speed at most low two gears, and minimum low gear is run.Although the prior art discloses relative tool
The compressor frequency Adjusted Option and rotation speed of fan Adjusted Option of body, i.e., under certain condition to working frequency carry out limit frequency or
Gear regulation is carried out to wind speed, but limit frequency be only the working frequency for limiting compressor as fixed value, and wind speed is only simply divided into
Fourth gear.As can be seen that the program is not fine to the working frequency of compressor and the adjustment process of wind speed.
The content of the invention
It is a kind of more smart to provide the embodiments of the invention provide a kind of method and device, air-conditioning for being used to control air-conditioning
The control method of the frequency of the compressor of air conditioner of refinement and the rotation speed of fan of air-conditioning, to improve the effect of warm and humid dual control, so as to carry
High Consumer's Experience.In order to which some aspects of the embodiment to disclosure have a basic understanding, simple summary shown below is.
The summarized section is not extensive overview, nor to determine key/critical component or describe the protection model of these embodiments
Enclose.Its sole purpose is that some concepts are presented with simple form, in this, as the preamble of following detailed description.
First aspect according to embodiments of the present invention, there is provided a kind of method for controlling air-conditioning, including：In air-conditioning system
Under chill formula, indoor temperature t and indoor humidity RH is gathered；Judge whether to meet according to the indoor temperature t and indoor humidity RH
Condition, if it is, the working frequency F of compressor is controlled according to the temperature Tpn of indoor coil, and according to the work frequency of compressor
Rate F adjusts the rotating speed R of indoor fan, so that indoor humidity and indoor temperature are respectively positioned in the target zone of setting.
Alternatively, according to the temperature Tpn of indoor coil and the target temperature Tpm of indoor coil temperature difference PT, and, indoor disk
The temperature change DT of pipe is calculated and is adjusted the working frequency F of compressor.
Alternatively, F=T_Kp × PT+T_Ki × DT；Wherein, PT=Tpn-Tpm, DT=Tpn-Tpn1；Tpn1 is previous
The indoor coil pipe of secondary collection；T_Kp, T_Ki are respectively weight coefficient.
Alternatively, T_Ki selection is related to system configuration and ambient temperature, T_Kp selection and system configuration and
Ambient temperature is related.The span that T_Ki span is 1~10, T_Kp is 1~8.Preferably, T_Ki=3,4,
5th, 6 or 7；T_Kp=3,4,5,6 or 7.
Alternatively, when the working frequency F of calculating is more than the higher limit of setting, the working frequency F of compressor is arranged to
The higher limit；When the working frequency F of calculating is less than the lower limit of setting, the working frequency F of compressor is arranged to described
Lower limit.To ensure the operational efficiency of air-conditioning, extend the service life of compressor of air conditioner.
Alternatively, the rotating speed R of indoor fan is adjusted according to the working frequency F of compressor, including：The frequency of compressor is got over
Height, the rotating speed R of indoor fan are higher.
Alternatively, when the indoor temperature t and design temperature T temperature difference t is less than the second setting temperature difference T2 and described
When indoor humidity RH is located at beyond target humidity scope (RH1, RH2), meet condition；Wherein, the second setting temperature difference T2
More than zero.
Alternatively, the target humidity scope (RH1, RH2) associates with the design temperature T-phase.
Alternatively, when the indoor temperature t and design temperature T temperature difference t be less than the described second setting temperature difference T2 and
When the indoor humidity RH is located within target humidity scope (RH1, RH2), the rotating speed R of the indoor fan and the pressure are kept
The working frequency F of contracting machine is constant.
Alternatively, when the indoor temperature t and design temperature T temperature difference t is more than or equal to the second setting temperature difference T2
And during less than the first setting temperature difference T1, the working frequency F of the compressor is adjusted to a setpoint frequency f1.
Alternatively, setpoint frequency f1 is the 70% of compressor highest frequency.
Alternatively, when the temperature difference t is more than or equal to the described first setting temperature difference T1, the compressor is lifted
Working frequency F and/or the indoor fan rotating speed R, to reduce indoor temperature.
Second aspect according to embodiments of the present invention, there is provided a kind of device for being used to control air-conditioning, including for gathering room
Interior temperature t the first temperature sensor and the humidity sensor for gathering indoor humidity RH, and micro-control unit
(Microcontroller Unit, MCU), the MCU includes：Judging unit, in cooling mode according to described first
The indoor temperature t of temperature sensor collection and the indoor humidity RH of humidity sensor collection judge whether to meet condition；Adjust
Unit is saved, for when judging unit judges to meet condition, the work frequency of compressor to be controlled according to the temperature Tpn of indoor coil
Rate F, and according to the rotating speed R of the working frequency F of compressor adjustment indoor fans.
Alternatively, the MCU also includes：Computing unit, for the temperature Tpn according to indoor coil, the mesh of indoor coil
Mark temperature Tpm temperature difference PT and the temperature change DT of indoor coil calculates the working frequency F of compressor；The adjustment unit, also
For adjusting the working frequency F of compressor according to the result of calculation of the computing unit.
Alternatively, PT=Tpn-Tpm, DT=Tpn-Tpn 1；Tpn1 is the preceding indoor coil pipe once gathered；T_Kp、
T_Ki is respectively weight coefficient.
Alternatively, T_Ki selection is related to system configuration and ambient temperature, T_Kp selection and system configuration and
Ambient temperature is related.The span that T_Ki span is 1~10, T_Kp is 1~8.Preferably, T_Ki=3,4,
5th, 6 or 7；T_Kp=3,4,5,6 or 7.
Alternatively, when the working frequency F of calculating is more than the higher limit of setting, the working frequency F of compressor is arranged to
The higher limit；When the working frequency F of calculating is less than the lower limit of setting, the working frequency F of compressor is arranged to described
Lower limit.
Alternatively, the rotating speed R of indoor fan is adjusted according to the working frequency F of compressor, including：The working frequency of compressor
F is higher, and the rotating speed R of indoor fan is higher.
Alternatively, when the indoor temperature t and design temperature T temperature difference t is less than the second setting temperature difference T2 and described
When indoor humidity RH is located at beyond target humidity scope (RH1, RH2), meet condition；Wherein, the second setting temperature difference T2
More than zero.
Alternatively, when the indoor temperature t and design temperature T temperature difference t be less than the described second setting temperature difference T2 and
When the indoor humidity RH is located within target humidity scope (RH1, RH2), the rotating speed R of the indoor fan and the pressure are kept
The working frequency F of contracting machine is constant.
Alternatively, the adjustment unit, it is additionally operable to when the indoor temperature t and design temperature T temperature difference t is more than or waited
When setting temperature difference T2 in second and setting temperature difference T1 less than first, the working frequency F of the compressor is adjusted to one and set
Determine frequency f1.
Alternatively, setpoint frequency f1 is the 70% of compressor highest frequency.
Alternatively, the adjustment unit, it is additionally operable to when the temperature difference t is more than or equal to the described first setting temperature difference T1
When, the working frequency F of the compressor and/or rotating speed R of the indoor fan is lifted, to reduce indoor temperature.
The third aspect according to embodiments of the present invention, there is provided a kind of air-conditioning, including compressor and indoor fan, in addition to appoint
Device described in one.
Technical scheme provided in an embodiment of the present invention can include the following benefits：
The method for providing a kind of frequency of control compressor of air conditioner to become more meticulous and the rotation speed of fan of air-conditioning, in refrigeration mould
Under formula, real-time indoor temperature and indoor humidity are gathered, judges whether to need that the running status of air-conditioning is adjusted, comprehensive room
The working frequency of compressor is adjusted the temperature of inner coil pipe, so adjust indoor fan rotating speed so that indoor humidity and
Indoor temperature is respectively positioned in the target zone of setting, can effectively control latent heat/sensible heat ratio, improves the effect of warm and humid dual control,
Improve Consumer's Experience simultaneously.
In the present embodiment, it should be appreciated that the general description and following detailed description of the above be only it is exemplary and
Explanatory, the present invention can not be limited.
Brief description of the drawings
Accompanying drawing herein is merged in specification and forms the part of this specification, shows the implementation for meeting the present invention
Example, and for explaining principle of the invention together with specification.
Fig. 1 is a kind of schematic flow sheet for being used to control the method for air-conditioning according to an exemplary embodiment；
Fig. 2 is a kind of schematic flow sheet for being used to control the method for air-conditioning according to an exemplary embodiment；
Fig. 3 is a kind of structured flowchart for being used to control the device of air-conditioning according to an exemplary embodiment；
Fig. 4 is a kind of structured flowchart for being used to control the device of air-conditioning according to an exemplary embodiment.
Embodiment
The following description and drawings fully show specific embodiments of the present invention, to enable those skilled in the art to
Put into practice them.Embodiment only represents possible change.Unless explicitly requested, otherwise single components and functionality is optional, and
And the order of operation can change.The part of some embodiments and feature can be included in or replace other embodiments
Part and feature.The scope of embodiment of the present invention includes the gamut of claims, and the institute of claims
There is obtainable equivalent.Herein, each embodiment can individually or generally be represented that this is only with term " invention "
It is merely for convenience, and if in fact disclosing the invention more than one, it is not meant to automatically limit the scope of the application
For any single invention or inventive concept.Herein, such as first and second or the like relational terms are used only for one
Entity or operation make a distinction with another entity or operation, exist without requiring or implying between these entities or operation
Any actual relation or order.Moreover, term " comprising ", "comprising" or its any other variant be intended to it is non-exclusive
Property includes, so that process, method or equipment including a series of elements not only include those key elements, but also including
Each embodiment is described the other element being not expressly set out by the way of progressive herein, what each embodiment stressed
All be the difference with other embodiment, between each embodiment identical similar portion mutually referring to.For embodiment
For disclosed structure, product etc., due to its with embodiment disclosed in part it is corresponding, it is related so description is fairly simple
Part is referring to method part illustration.
The refrigerating capacity of air-conditioning is divided into sensible heat and latent heat two parts, and sensible heat mainly influences indoor temperature, and latent heat mainly influences room
Interior humidity, therefore sensible heat and latent heat can influence the comfort level of people.When room temperature differential is big, it is intended that room temperature is most
Fast to reduce, now the sensible heat accounting of air-conditioning is the bigger the better.After room temperature is close or reaches design temperature, if humidity
Greatly, it is necessary to when dehumidifying, the latent heat accounting of air-conditioning is now needed to be the bigger the better.In the present embodiment, wind in control room is passed through
The rotating speed of machine and the working frequency of compressor can effectively control latent heat/sensible heat ratio, to reach the effect of dehumidifying and cooling.And
And by reasonably controlling latent heat/sensible heat ratio, warm and humid dual control can be accomplished, by indoor humidity and indoor temperature control in setting
Target zone.
Fig. 1 is a kind of flow chart for being used to control the method for air-conditioning according to an exemplary embodiment.Such as Fig. 1 institutes
Show, including：
Step S101, under air conditioner refrigerating pattern, gather indoor temperature t and indoor humidity RH.
In the present embodiment, control panel on indoor apparatus of air conditioner or can have to air-conditioning by air-conditioning remote control
Air conditioning operating mode is adjusted the mobile terminal of distant control function, such as：By clicking on the refrigeration mode button control on remote control
Operation of air conditioner refrigeration mode processed.
Air-conditioning is typically installed in the interior spaces such as parlor, bedroom and meeting room, and therefore, acquired in step S101 is
It is the current temperature value of the interior spaces such as parlor, bedroom or meeting room that air-conditioning is installed, that is to say and obtained in this flow
The real-time indoor temperature t taken.
Air-conditioning is provided with the first temperature sensor, for detecting the current temperature value of indoor environment.First temperature sensor
Induction end can be arranged on the air inlet or casing outer wall of air-conditioning so that its detection current temperature value can be with indoor ring
The actual temperature in border is same or like, so as to improve compressor operating of the present invention according to current indoor temperature temperature value to air-conditioning
The precision of the adjustment of rotational speed of frequency and indoor fan.
Air-conditioning is provided with humidity sensor, for detecting the current humidity value of indoor environment, that is to say institute in this flow
The real-time indoor humidity RH obtained.The induction end of humidity sensor can be arranged at the air inlet or casing outer wall of air-conditioning
On, so that the current wet value of its detection can be same or like with the actual humidity of indoor environment, work as so as to improve present invention foundation
Humidity value is to the compressor operating frequency of air-conditioning and the precision of the adjustment of rotational speed of indoor fan in cup.
Step S102, judge whether to meet condition according to the indoor temperature t and indoor humidity RH, if it is, according to
The working frequency F of the temperature Tpn control compressors of indoor coil, and indoor fan is adjusted according to the working frequency F of compressor
Rotating speed R, so that indoor humidity and indoor temperature are respectively positioned in the target zone of setting.
In the present embodiment, it is provided with the on the coil surface in indoor apparatus of air conditioner or the air conditioner casing inwall close to coil pipe
Two temperature sensors, for detecting the indoor coil pipe Tpn of air-conditioning.With the compressor operating frequency and indoor fan to air-conditioning
Rotating speed be adjusted.
In certain embodiments, air conditioning chamber can be calculated according to the working frequency of compressor and the rotating speed of indoor fan
The coil temperature of interior machine.
Air-conditioning system is preset with Rule of judgment for indoor temperature t and indoor humidity RH, the room gathered according to step S101
Interior temperature t and indoor humidity RH judge whether to meet condition, compressed if it is satisfied, then being controlled according to the temperature Tpn of indoor coil
The working frequency F of machine, and according to the rotating speed R of the working frequency F of compressor adjustment indoor fans, so that indoor humidity and Indoor Temperature
Degree is respectively positioned in the target zone of setting.The working frequency F of compressor is adjusted based on multiple parameters, improves adjustment
Accuracy.
In the present embodiment, there is provided a kind of frequency of control compressor of air conditioner to become more meticulous and the rotation speed of fan of air-conditioning
Method, in cooling mode, real-time indoor temperature and indoor humidity are gathered, judge whether to need to enter the running status of air-conditioning
Row regulation, the working frequency of compressor is adjusted the temperature of comprehensive indoor coil, and then adjusts the rotating speed of indoor fan, with
Indoor humidity and indoor temperature is respectively positioned in the target zone of setting, can effectively control latent heat/sensible heat ratio, improve warm and humid
The effect of dual control, while improve Consumer's Experience.
In certain embodiments, in step s 102, judge whether to meet according to the indoor temperature t and indoor humidity RH
Condition, if it is, the working frequency F of compressor is controlled according to the indoor humidity RH, and according to the working frequency F of compressor
The rotating speed R of indoor fan is adjusted, so that indoor humidity and indoor temperature are respectively positioned in the target zone of setting.
In certain embodiments, in step s 102, judge whether to meet according to the indoor temperature t and indoor humidity RH
Condition, if it is, the working frequency F of compressor is controlled according to the temperature Tpn of the indoor coil and indoor humidity RH, and root
The rotating speed R of indoor fan is adjusted according to the working frequency F of compressor, so that indoor humidity and indoor temperature are respectively positioned on the target of setting
In the range of.
In foregoing any embodiment, indoor target temperature is corresponding with target humidity scope (RH1, RH2), here, can be
The corresponding relation of indoor target temperature value and target humidity scope (RH1, RH2) is pre-saved in air-conditioning system, i.e., for each
Indoor target temperature, multiple human bodies can be tested, the humidity of human body sensory the most comfortable corresponding to acquisition, obtain mesh indoors
In the setting regions for marking temperature, the humidity value corresponding with the setting comfortable grade of body-sensing of multiple human body collecting samples, and according to more
Individual humidity value, it is determined that target humidity scope (RH1, RH2) corresponding with indoor target temperature, and preserve corresponding relation.Such as：Room
Interior target temperature is 25 DEG C, and now, for humidity between relative humidity 40%~60%, most of user can feel most comfortable, because
This, can determine humidity 40%~60% with setting the target humidity scope corresponding to 25 DEG C of temperature, and preserve indoor target temperature
Corresponding relation between 25 ° and target humidity scope 40%~60%.
So as to which the corresponding relation of the indoor target temperature pre-saved in air-conditioning system and target humidity scope can be such as table 1
It is shown：
Table 1
| Indoor target temperature | Target humidity scope |
| 30℃ | Humidity 30%~50% |
| 28℃ | Humidity 30%~60% |
| … | … |
| 25℃ | Humidity 40%~60% |
| … | … |
According to corresponding relation shown in table 1, it is determined that current goal humidity range corresponding with air-conditioning current indoor target temperature
(RH1, RH2).As shown in table 1, for the temperature currently set as 28 °, then the current goal humidity range obtained is 30%~60%.
Indoor temperature can constantly change during operation of air conditioner, need to control indoor temperature one for full user's request
Determine in scope.Indoor temperature target zone depends on the indoor target temperature of user's setting, the indoor objects set according to user
Temperature and the temperature fluctuation value of systemic presupposition determine.Wherein, indoor target temperature by user by air-conditioning remote control, in air conditioning chamber
Control panel on machine or the mobile terminal to air-conditioning with distant control function are set.Such as：The temperature fluctuation value of systemic presupposition
For 2 DEG C, the indoor target temperature that user sets is 28 DEG C, then indoor temperature target zone is (26 DEG C, 30 DEG C).
In certain embodiments, according to the temperature Tpn of indoor coil and the target temperature Tpm of indoor coil temperature difference PT,
With the temperature change DT of indoor coil is calculated and is adjusted the working frequency F of compressor.Specifically, determined according to equation below (1)
The working frequency F of compressor：
F=T_Ki × DT+T_Kp × PT； (1)
Wherein, PT=Tpn-Tpm, DT=Tpn-Tpn 1；Tpn1 is the preceding indoor coil pipe once gathered；T_Kp、T_
Ki is respectively weight coefficient.
Wherein, T_Ki selection is related to system configuration and ambient temperature, and T_Kp selection is with system configuration and outside
Boundary's environment temperature is related.Such as：Ambient temperature is higher, and T_Ki or T_Kp value are higher.Ambient temperature is high, to reach
The amplitude that target temperature or humidity are adjusted to parameters needs is bigger, therefore weight coefficient is bigger.Ambient temperature includes
Indoor environment temperature or outdoor environment temperature.In system configuration, T_Ki and T_Kp selection and throttling arrangement be capillary or
Expansion valve, the discharge capacity performance or condenser of compressor are related to the size of evaporator.
Wherein, the span that T_Ki span is 1~10, T_Kp is 1~8.Preferably, T_Ki=3,4,5,6
Or 7；T_Kp=3,4,5,6 or 7.Such as：Work as T_Ki=4, T_Kp=5, PT=10, during DT=2, according to formula (1)：F=4 ×
2+5 × 10=58, unit Hz.
In certain embodiments, according to indoor humidity RH and target humidity RH_Target psychrometric difference Δ RH, and, it is indoor
The changes delta RH ' of humidity is calculated and is adjusted the working frequency F of compressor.Specifically, compressor is determined according to equation below (2)
Working frequency F：
F=RH_Ki × Δ RH '+RH_Kp × Δ RH； (2)
Wherein, Δ RH=RH-RH_Target, Δ RH '=RH-RH1；The indoor humidity that RH 1 is once gathered before being, RH_
Ki, RH_Kp are respectively the weight coefficient set.
Wherein, RH_Ki selection is related to system configuration and ambient temperature, RH_Kp selection and system configuration and
Ambient temperature is related.Such as：Ambient temperature is higher, and RH_Ki or RH_Kp value are bigger.Ambient temperature is high, is
It is bigger to reach the amplitude that target temperature or humidity are adjusted to parameters needs, therefore weight coefficient is bigger.Ambient temperature
Including indoor environment temperature or outdoor environment temperature.In system configuration, RH_Ki and RH_Kp selection and throttling arrangement are hair
Tubule or expansion valve, the discharge capacity performance or condenser of compressor are related to the size of evaporator.
Wherein, the span that RH_Ki span is 1~10, RH_Kp is 1~8.Preferably, RH_Ki=2,3,
4th, 5,6 or 7；RH_Kp=2,3,4,5,6 or 7.Preferably, target humidity RH_Target preferred value is 52%.Such as：When
RH_Ki=2, RH_Kp=4, when Δ RH=15, Δ RH '=4, according to formula (1)：F=2 × 4+4 × 15=68, unit Hz.
In certain embodiments, first, calculate compressor by formula (1) according to the temperature Tpn of indoor coil first waits
Select working frequency；Secondly, second candidate's working frequency of compressor is calculated by formula (2) according to indoor humidity RH；Finally, institute is taken
State working frequency F of the small person of value as compressor in first candidate's working frequency and second candidate's working frequency.It is comprehensive different
The working frequency of Parameters on Compressive machine is calculated, and further increases the precision of air-conditioning regulation.
In certain embodiments, air-conditioning system is provided with the operating frequency range of compressor.When the working frequency F of calculating is big
When the higher limit of setting, the working frequency F of compressor is arranged to the higher limit；Set when the working frequency F of calculating is less than
During fixed lower limit, the working frequency F of compressor is arranged to the lower limit.To ensure the operational efficiency of air-conditioning, extend empty
Adjust the service life of compressor.Preferably, the operating frequency range of compressor is (30Hz, 70Hz).Such as：When default compressor
Operating frequency range be (30Hz, 70Hz), if the working frequency F of the compressor drawn according to formula (1) or (2) is 25Hz
When, then the working frequency for adjusting compressor is the lower limit 30Hz of setting；If the compressor drawn according to formula (1) or (2)
When working frequency F is 75Hz, then the working frequency for adjusting compressor is the higher limit 70Hz of setting.
In foregoing any embodiment, it is determined that after the working frequency F of compressor, according to the working frequency F of compressor
The rotating speed R of indoor fan is adjusted, including：The frequency of compressor is higher, and the rotating speed R of indoor fan is higher.
Specific regulative mode is as follows：A kind of optional mode is to pass through working frequency F and the interior of default compressor
The rotating speed R of blower fan corresponding relation, tables look-up and obtains the rotating speed of blower fan, and specific corresponding relation is as shown in table 2：
Table 2
When indoor fan high-speed cruising, coil temperature is high, and sensible heat ratio is high, and moisture removal is few, when indoor fan high speed is low
Coil temperature is low when speed operation, and latent heat ratio is high, and moisture removal is big.
The rotating speed of indoor fan corresponding to the different working frequency section of compressor is different, indoor fan corresponding to low frequency section
Rotating speed it is low, the rotating speed of indoor fan corresponding to high-frequency section is high, because while wind speed is lower under certain frequency, moisture removal
It is bigger, but in the too low risk that can cause indoor set coil freeze of high-frequency section wind speed.
Another optional mode is, by way of calculating, specifically, according to equation below (3), by the work of compressor
The rotating speed R of indoor fan is calculated in working frequency F：
R=15 × F+50. (3)
As shown in Fig. 2 be the method for the airconditioning control provided according to an embodiment, including step S101, in air conditioner refrigerating
Under pattern, indoor temperature t and indoor humidity RH is gathered, when the indoor temperature t and design temperature T temperature difference t is less than second
When setting temperature difference T2 and the indoor humidity RH are located at beyond target humidity scope (RH1, RH2), step S201 is performed, works as institute
The temperature difference t for stating indoor temperature t and design temperature T is located at mesh less than the described second setting temperature difference T2 and the indoor humidity RH
When marking within humidity range (RH1, RH2), step S202 is performed, when the indoor temperature t and design temperature T temperature difference t is big
When setting temperature difference T2 in or equal to second and temperature difference T1 is set less than first, step S203 is performed, when the temperature difference t is big
When the first setting temperature difference T1, step S204 is performed.
Air-conditioning is preset with the setting temperature differences of the first setting temperature difference T1 and second T2.Wherein, first setting temperature difference T1 and
Second setting temperature difference T2 is more than zero.First setting temperature difference T1 is more than the second setting temperature difference T2.
In step s 201, temperature difference T2 is set when the indoor temperature t and design temperature T temperature difference t is less than second,
And the indoor humidity RH meets condition, i.e. t-T when being located at beyond target humidity scope (RH1, RH2)<Δ T2, and RH (RH1,
RH2), now, the working frequency F of compressor is controlled according to the temperature Tpn of indoor coil, and according to the working frequency F of compressor
The rotating speed R of indoor fan is adjusted, so that indoor humidity and indoor temperature are respectively positioned in the target zone of setting.
In certain embodiments, in step s 201, when the indoor temperature t and design temperature T temperature difference t are less than the
Two setting temperature difference T2, and the indoor humidity RH be located at target humidity scope (RH1, RH2) in addition when meet condition, i.e. t-T<
Δ T2, and RH (RH1, RH2), now, the working frequency F of compressor is controlled according to the indoor humidity RH, and according to compressor
Working frequency F adjustment indoor fan rotating speed R so that indoor humidity and indoor temperature are respectively positioned in the target zone of setting.
In certain embodiments, in step s 201, when the indoor temperature t and design temperature T temperature difference t are less than the
Two setting temperature difference T2, and the indoor humidity RH be located at target humidity scope (RH1, RH2) in addition when meet condition, i.e. t-T<
Δ T2, and RH (RH1, RH2), now, judge whether to meet condition according to the indoor temperature t and indoor humidity RH, if it is,
The working frequency F of compressor is then controlled according to the temperature Tpn of the indoor coil and indoor humidity RH, and according to the work of compressor
Working frequency F adjusts the rotating speed R of indoor fan, so that indoor humidity and indoor temperature are respectively positioned in the target zone of setting.
In step S202, when the indoor temperature t and design temperature T temperature difference t is less than the described second setting temperature difference
Δ T2, and condition, i.e. t-T are unsatisfactory for when the indoor humidity RH is located within target humidity scope (RH1, RH2)<Δ T2, and
RH ∈ [RH1, RH2], now, keep the indoor fan rotating speed R and the compressor working frequency F it is constant.
In step S203, when the indoor temperature t and design temperature T temperature difference t is more than or equal to the second setting temperature
Poor Δ T2 and less than first setting temperature difference T1, i.e. Δ T2≤t-T<During Δ T1, by the working frequency F of the compressor adjust to
One setpoint frequency f1.
In certain embodiments, setpoint frequency f1 is the 70% of compressor highest frequency.
In the aforementioned embodiment, when the temperature difference t is more than or equal to the described first setting temperature difference T1, i.e. t-T >=Δ
During T1, the working frequency F of the compressor is lifted, to reduce indoor temperature.
In further embodiments, when the temperature difference t be more than or equal to described first setting temperature difference T1, i.e. t-T >=
During Δ T1, the rotating speed R of the indoor fan is lifted, to reduce indoor temperature.
In further embodiments, when the temperature difference t be more than or equal to described first setting temperature difference T1, i.e. t-T >=
During Δ T1, the working frequency F of the compressor is lifted, while lifts the rotating speed R of the indoor fan, to accelerate to reduce Indoor Temperature
The speed of degree.
Following is embodiment of the present disclosure, can be used for performing embodiments of the present disclosure.
Fig. 3 is a kind of structured flowchart for being used to control the device of air-conditioning according to an exemplary embodiment.Such as Fig. 3 institutes
Show, including：First temperature sensor 301, humidity sensor 302 and MCU303, MCU303 include：Judging unit 3031 and regulation
Unit 3032.
First temperature sensor 301, for gathering indoor temperature t.
Humidity sensor 302, for gathering indoor humidity RH.
In the present embodiment, the induction end of the first temperature sensor is arranged on the air inlet or casing outer wall of air-conditioning,
The induction end of humidity sensor is arranged on the air inlet or casing outer wall of air-conditioning.
Judging unit 3031, for judging whether to meet condition according to the indoor temperature t and indoor humidity RH.
Adjustment unit 3032, for when judging unit 3031 judges to meet condition, according to the temperature Tpn of indoor coil
The working frequency F of compressor is controlled, and the rotating speed R of indoor fan is adjusted according to the working frequency F of compressor, so that indoor humidity
It is respectively positioned on indoor temperature in the target zone of setting.
In the present embodiment, in cooling mode, the first temperature sensor gathers real-time indoor temperature, humidity sensor
Real-time indoor humidity is gathered, judging unit judges whether to need that the running status of air-conditioning is adjusted, adjustment unit synthesis
The working frequency of compressor is adjusted the temperature of indoor coil, and then adjusts the rotating speed of indoor fan, so that indoor humidity
It is respectively positioned on indoor temperature in the target zone of setting, can effectively controls latent heat/sensible heat ratio, improves the effect of warm and humid dual control
Fruit, while improve Consumer's Experience.
In certain embodiments, adjustment unit 3032, for when judging unit judges to meet condition, according to the room
The working frequency F of interior humidity RH controls compressor, and according to the rotating speed R of the working frequency F of compressor adjustment indoor fans, so that
Indoor humidity and indoor temperature are respectively positioned in the target zone of setting.
In certain embodiments, adjustment unit 3032, for when judging unit judges to meet condition, according to indoor disk
The working frequency F of the temperature Tpn of pipe and indoor humidity RH control compressors, and adjusted according to the working frequency F of compressor
The rotating speed R of indoor fan, so that indoor humidity and indoor temperature are respectively positioned in the target zone of setting.
In certain embodiments, for controlling the device of air-conditioning, MCU also includes：Computing unit 401.
Computing unit 401, for the temperature Tpn according to indoor coil, the target temperature Tpm of indoor coil temperature difference PT and
The temperature change DT of indoor coil calculates the working frequency F of compressor.The work frequency of compressor is specifically calculated according to formula (1)
Rate F.
In certain embodiments, indoor coil pipe is by being arranged on the coil surface of indoor apparatus of air conditioner or the sky close to coil pipe
The second temperature sensor on casing inner wall is adjusted to measure.
In certain embodiments, indoor coil pipe calculates according to the working frequency of compressor and the rotating speed of indoor fan
Go out.
In certain embodiments, computing unit 401, for according to indoor humidity RH and indoor objects humidity RH_Target
Temperature difference RH, and, indoor humidity changes delta RH ', which is calculated, simultaneously adjusts the working frequency F of compressor.Specifically according to formula (2)
Calculate the working frequency F of compressor.
In certain embodiments, computing unit 401, calculated and compressed by formula (1) for the temperature Tpn according to indoor coil
First candidate's working frequency of machine；And second candidate's working frequency of compressor is calculated by formula (2) according to indoor humidity RH.Most
Afterwards, working frequency F of the small person of value as compressor in the first candidate working frequency and second candidate's working frequency is taken.
Adjustment unit 3032, for adjusting the working frequency F of compressor according to the result of calculation of computing unit 401.
In foregoing any embodiment, air-conditioning system is provided with the operating frequency range of compressor, when computing unit 401 is counted
When the working frequency F of calculation is more than the higher limit of setting, the working frequency F of compressor is arranged to the higher limit；When calculating
When working frequency F is less than the lower limit of setting, the working frequency F of compressor is arranged to the lower limit, to ensure air-conditioning
Operational efficiency, extend the service life of compressor of air conditioner.
Adjustment unit 3032, the rotating speed R of indoor fan, the work frequency of compressor are adjusted according to the working frequency F of compressor
Rate F is higher, and the rotating speed R of indoor fan is higher.
A kind of optional mode is closed by the way that the working frequency F of default compressor is corresponding with the rotating speed R of indoor fan
System, rotation speed of fan is obtained according to table 2.
Another optional mode is, by computing unit 401 according to formula (3), to be determined by the working frequency F of compressor
The rotating speed R of indoor fan.
In certain embodiments, when the indoor temperature t and design temperature T temperature difference t is less than the second setting temperature difference
When T2 and the indoor humidity RH are located at beyond target humidity scope (RH1, RH2), meet condition, now computing unit 401, use
The working frequency of compressor, adjustment unit 3032, by based on are calculated by formula (1) in the temperature Tpn according to indoor coil
Calculate the working frequency of the result of calculation regulation compressor of unit 401.
In certain embodiments, when the indoor temperature t and design temperature T temperature difference t is less than the second setting temperature difference
When T2 and the indoor humidity RH are located at beyond target humidity scope (RH1, RH2), meet condition, now computing unit 401, use
In the working frequency for calculating compressor by formula (2) according to indoor humidity RH, adjustment unit 3032, for according to computing unit
The working frequency of 401 result of calculation regulation compressor.
In certain embodiments, when the indoor temperature t and design temperature T temperature difference t is less than the second setting temperature difference
When T2 and the indoor humidity RH are located at beyond target humidity scope (RH1, RH2), meet condition, now computing unit 401, use
First candidate's working frequency of compressor is calculated by formula (1) in the temperature Tpn according to indoor coil；According to indoor humidity RH by
Formula (2) calculates second candidate's working frequency of compressor；Take the first candidate working frequency and second candidate's working frequency
In working frequency F of the small person of value as compressor, adjustment unit 3032, for being adjusted according to the result of calculation of computing unit 401
Save the working frequency of compressor.
In certain embodiments, when the indoor temperature t and design temperature T temperature difference t is less than the described second setting temperature
Poor Δ T2 and when the indoor humidity RH is located within target humidity scope (RH1, RH2), keeps the rotating speed R of the indoor fan
It is constant with the working frequency F of the compressor.
In certain embodiments, adjustment unit 3032, it is additionally operable to the temperature difference t with design temperature T as the indoor temperature t
During more than or equal to the second setting temperature difference T2 and less than the first setting temperature difference T1, the working frequency F of the compressor is adjusted
It is whole to a setpoint frequency f1.
In certain embodiments, setpoint frequency f1 is the 70% of compressor highest frequency.
In certain embodiments, adjustment unit 3032, it is additionally operable to when the temperature difference t is more than or equal to the described first setting
During temperature difference T1, the working frequency F of the compressor is lifted, to reduce indoor temperature.
In further embodiments, adjustment unit 3032, it is additionally operable to when the temperature difference t is set more than or equal to described first
When determining temperature difference T1, the rotating speed R of the indoor fan is lifted, to reduce indoor temperature.
In further embodiments, adjustment unit 3032, it is additionally operable to when the temperature difference t is set more than or equal to described first
When determining temperature difference T1, the working frequency F of the compressor is lifted, while lifts the rotating speed R of the indoor fan, to accelerate to reduce
The speed of indoor temperature.
The disclosure also includes a kind of air-conditioning, including compressor and indoor fan, in addition to described in foregoing any embodiment
Device.
It should be appreciated that the invention is not limited in the flow and structure for being described above and being shown in the drawings,
And various modifications and changes can be being carried out without departing from the scope.The scope of the present invention is only limited by appended claim
System.
Claims (11)
- A kind of 1. method for airconditioning control, it is characterised in that including：Under air conditioner refrigerating pattern, indoor temperature t and indoor humidity RH is gathered；Judge whether to meet condition according to the indoor temperature t and indoor humidity RH, if it is, the temperature according to indoor coil Tpn controls the working frequency F of compressor, and the rotating speed R of indoor fan is adjusted according to the working frequency F of compressor.
- 2. the method as described in claim 1, it is characterised in that according to the temperature Tpn of indoor coil and the target of indoor coil Temperature Tpm temperature difference PT, and, the temperature change DT of indoor coil is calculated and is adjusted the working frequency F of compressor.
- 3. method as claimed in claim 1 or 2, it is characterised in that as the indoor temperature t and design temperature T temperature difference t Less than second setting temperature difference T2 and the indoor humidity RH be located at target humidity scope (RH1, RH2) in addition when, meet condition； Wherein, the second setting temperature difference T2 is more than zero.
- 4. method as claimed in claim 3, it is characterised in that also include：When the indoor temperature t and design temperature T temperature Poor Δ t is less than the described second setting temperature difference T2 and the indoor humidity RH is when being located within target humidity scope (RH1, RH2), Keep the indoor fan rotating speed R and the compressor working frequency F it is constant.
- 5. method as claimed in claim 4, it is characterised in that also include：When the indoor temperature t and design temperature T temperature When poor Δ t is more than or equal to the second setting temperature difference T2 and temperature difference T1 is set less than first, by the work frequency of the compressor Rate F is adjusted to a setpoint frequency f1.
- 6. a kind of device for airconditioning control, including for gathering indoor temperature t the first temperature sensor and for gathering Indoor humidity RH humidity sensor, and micro-control unit MCU, it is characterised in that the MCU includes：Judging unit, for the indoor temperature t gathered in cooling mode according to first temperature sensor and the humidity The indoor humidity RH of sensor collection judges whether to meet condition；Adjustment unit, for when judging unit judges to meet condition, compressor to be controlled according to the temperature Tpn of indoor coil Working frequency F, and according to the rotating speed R of the working frequency F of compressor adjustment indoor fans.
- 7. device as claimed in claim 6, it is characterised in that the MCU also includes：Computing unit, for the temperature Tpn according to indoor coil, the target temperature Tpm of indoor coil temperature difference PT and indoor disk The temperature change DT of pipe calculates the working frequency F of compressor；The adjustment unit, it is additionally operable to adjust the working frequency F of compressor according to the result of calculation of the computing unit.
- 8. device as claimed in claims 6 or 7, it is characterised in that as the indoor temperature t and design temperature T temperature difference t Less than second setting temperature difference T2 and the indoor humidity RH be located at target humidity scope (RH1, RH2) in addition when, meet condition； Wherein, the second setting temperature difference T2 is more than zero.
- 9. device as claimed in claim 8, it is characterised in that when the indoor temperature t and design temperature T temperature difference t is small In described second setting temperature difference T2 and the indoor humidity RH be located within target humidity scope (RH1, RH2) when, holding institute State indoor fan rotating speed R and the compressor working frequency F it is constant.
- 10. device as claimed in claim 9, it is characterised in that the adjustment unit, be additionally operable to when the indoor temperature t with When design temperature T temperature difference t is more than or equal to the second setting temperature difference T2 and temperature difference T1 is set less than first, by the pressure The working frequency F of contracting machine is adjusted to a setpoint frequency f1.
- 11. a kind of air-conditioning, including compressor and indoor fan, it is characterised in that also include such as any one of claim 6 to 10 institute The device for airconditioning control stated.
Priority Applications (6)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710787690.3A CN107588502B (en) | 2017-09-04 | 2017-09-04 | Method and device for controlling air conditioner and air conditioner |
| JP2020512047A JP7026210B2 (en) | 2017-09-04 | 2017-11-03 | Methods, devices, and air conditioners for controlling air conditioners |
| ES17923011T ES2949452T3 (en) | 2017-09-04 | 2017-11-03 | Control procedure and apparatus for self-cleaning of air conditioner, and air conditioner |
| EP17923011.5A EP3677850B1 (en) | 2017-09-04 | 2017-11-03 | Control method and apparatus for self-cleaning of air conditioner, and air conditioner |
| PCT/CN2017/109297 WO2019041540A1 (en) | 2017-09-04 | 2017-11-03 | Control method and apparatus for self-cleaning of air conditioner, and air conditioner |
| PL17923011.5T PL3677850T3 (en) | 2017-09-04 | 2017-11-03 | Control method and apparatus for self-cleaning of air conditioner, and air conditioner |
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| CN201710787690.3A CN107588502B (en) | 2017-09-04 | 2017-09-04 | Method and device for controlling air conditioner and air conditioner |
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Effective date of registration: 20200909 Address after: 266101 Haier Industrial Park, Haier Road, Laoshan District, Shandong, Qingdao, China Co-patentee after: QINGDAO HAIER (JIAOZHOU) AIR CONDITIONER Co.,Ltd. Patentee after: QINGDAO HAIER AIR CONDITIONER GENERAL Corp.,Ltd. Address before: 266101 Haier Industrial Park, Haier Road, Laoshan District, Shandong, Qingdao, China Patentee before: QINGDAO HAIER AIR CONDITIONER GENERAL Corp.,Ltd. |
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Effective date of registration: 20201104 Address after: 266101 Haier Industrial Park, Haier Road, Laoshan District, Shandong, Qingdao, China Patentee after: QINGDAO HAIER AIR CONDITIONER GENERAL Corp.,Ltd. Patentee after: QINGDAO HAIER (JIAOZHOU) AIR CONDITIONER Co.,Ltd. Patentee after: Haier Zhijia Co.,Ltd. Address before: 266101 Haier Industrial Park, Haier Road, Laoshan District, Shandong, Qingdao, China Patentee before: QINGDAO HAIER AIR CONDITIONER GENERAL Corp.,Ltd. Patentee before: QINGDAO HAIER (JIAOZHOU) AIR CONDITIONER Co.,Ltd. |