CN107367023A - For controlling the method and device of air-conditioning - Google Patents
For controlling the method and device of air-conditioning Download PDFInfo
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- CN107367023A CN107367023A CN201710657740.6A CN201710657740A CN107367023A CN 107367023 A CN107367023 A CN 107367023A CN 201710657740 A CN201710657740 A CN 201710657740A CN 107367023 A CN107367023 A CN 107367023A
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- 238000004378 air conditioning Methods 0.000 title claims abstract description 100
- 238000000034 method Methods 0.000 title claims abstract description 26
- 230000005494 condensation Effects 0.000 description 20
- 238000009833 condensation Methods 0.000 description 20
- 238000005057 refrigeration Methods 0.000 description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 6
- 230000033228 biological regulation Effects 0.000 description 5
- 230000000694 effects Effects 0.000 description 5
- 238000010438 heat treatment Methods 0.000 description 5
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- 238000007906 compression Methods 0.000 description 4
- 238000001514 detection method Methods 0.000 description 4
- 230000008859 change Effects 0.000 description 3
- 230000001112 coagulating effect Effects 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 230000006698 induction Effects 0.000 description 2
- 235000013399 edible fruits Nutrition 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B49/00—Arrangement or mounting of control or safety devices
- F25B49/02—Arrangement or mounting of control or safety devices for compression type machines, plants or systems
- F25B49/022—Compressor control arrangements
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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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- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Air Conditioning Control Device (AREA)
Abstract
The invention discloses a kind of method for controlling air-conditioning, belong to air-conditioning technical field.This method includes：The indoor coil pipe tc of indoor temperature t and air-conditioning is gathered, obtains indoor temperature t and indoor target temperature T temperature difference pn；When the temperature difference pn is more than the setting temperature difference, the compressor operating frequency of the air-conditioning and the rotating speed of indoor fan are lifted；When the temperature difference pn is less than or equal to the setting temperature difference, the running frequency of compressor and the rotating speed of indoor fan of the air-conditioning are controlled according to the indoor coil pipe tc and target dew point temperature tl.The invention also discloses a kind of device for being used to control air-conditioning.
Description
Technical field
The present invention relates to air-conditioning technical field, more particularly to a kind of method and device for being used to control air-conditioning.
Background technology
During existing domestic air conditioning refrigerating operaton when indoor environment humidity is very high, if compressor is persistently grown
Time is run with high frequency, and indoor fan is run with low wind speed for a long time, and now air-conditioning can produce substantial amounts of condensed water, indoor
Dew condensation phenomenon occurs in the outer surface of machine, even occurs when condensation is serious and blows water phenomenon, has a strong impact on Consumer's Experience.
The existing outer surface for indoor apparatus of air conditioner occurs dew condensation phenomenon by changing wind deflector angle and air-out after a certain time
Speed, but this time is usually what is be previously set by designer, it is impossible to sentenced according to the situation that user actually uses
It is disconnected, the refrigeration demand of user can be influenceed, and can not effectively prevent the generation of dew condensation phenomenon.
The content of the invention
The embodiments of the invention provide a kind of method and device for being used to control air-conditioning, to solve air-conditioning in refrigerating operaton mistake
The generation of dew condensation phenomenon can not be effectively prevented in journey.In order to which some aspects of the embodiment to disclosure have a basic understanding,
It shown below is simple summary.The summarized section is not extensive overview, nor to determine key/critical component or retouch
Paint the protection domain of these embodiments.Its sole purpose is that some concepts are presented with simple form, detailed in this, as below
Describe bright preamble in detail.
First aspect according to embodiments of the present invention, there is provided a kind of method for controlling air-conditioning, including：Collection is indoor
Temperature t and air-conditioning indoor coil pipe tc, obtain indoor temperature t and indoor target temperature T temperature difference pn；As the temperature difference pn
During more than the setting temperature difference, the compressor operating frequency of the air-conditioning and the rotating speed of indoor fan are lifted；When the temperature difference pn is less than
Or during equal to the setting temperature difference, the compression of the air-conditioning is controlled according to the indoor coil pipe tc and target dew point temperature tl
The running frequency of machine and the rotating speed of indoor fan.
Alternatively, the target dew point temperature tl is obtained according to the indoor target temperature T, wherein the indoor objects temperature
Degree T is set by the user.
Alternatively, the target dew point temperature tl is obtained according to the indoor target temperature T, including：Receive user's setting
Indoor target temperature T；Target humidity scope is determined according to the indoor target temperature T, and calculates target dew point temperature tl.
Alternatively, target dew point temperature tl is determined using psychrometric chart according to the target humidity scope.
Alternatively, the fortune of the compressor of the air-conditioning is controlled according to the indoor coil pipe tc and target dew point temperature tl
The rotating speed of line frequency and indoor fan, including：When the indoor coil pipe tc is more than or equal to the target dew point temperature tl
When, maintain compressor running frequency and indoor fan rotating speed it is constant；When the indoor coil pipe tc is less than the target
During dew-point temperature tl, the running frequency of compressor and the rotating speed of indoor fan are controlled according to indoor humidity.
Alternatively, in addition to collection indoor humidity.
Alternatively, the running frequency of compressor and the rotating speed of indoor fan are controlled according to indoor humidity, including：When indoor wet
When degree is less than or equal to setting humidity, maintain the rotating speed of indoor fan constant；When indoor humidity is more than the setting humidity, drop
The running frequency of low compressor and the rotating speed for lifting indoor fan.
Alternatively, when indoor humidity is more than the setting humidity, reducing the running frequency of compressor and lifting interior
Before the rotating speed of blower fan, in addition to：Maintain the running frequency of compressor and the rotating speed Tw for a period of time of indoor fan；By described one
After section time Tw, reduce the running frequency of compressor if indoor humidity is still above the setting humidity and lift indoor wind
The rotating speed of machine.
Second aspect according to embodiments of the present invention, there is provided a kind of device for being used to control air-conditioning, including：Collecting unit,
For gathering indoor temperature t and air-conditioning indoor coil pipe tc；Computing unit, for calculating indoor temperature t and indoor objects
Temperature T temperature difference pn；Adjustment unit, for when the temperature difference pn is more than the setting temperature difference, lifting the compressor fortune of the air-conditioning
The rotating speed of line frequency and indoor fan；When the temperature difference pn is less than or equal to the setting temperature difference, according to the indoor coil
Temperature tc and target dew point temperature tl controls the running frequency of compressor and the rotating speed of indoor fan of the air-conditioning.
Alternatively, the target dew point temperature tl is obtained according to the indoor target temperature T, wherein the indoor objects temperature
Degree T is set by the user.
Alternatively, in addition to：Receiving unit, for receiving the indoor target temperature T of user's setting；Determining unit, according to
The indoor target temperature T determines target humidity scope；The computing unit, it is additionally operable to calculate target dew point temperature tl.
Alternatively, target dew point temperature tl is determined using psychrometric chart according to the target humidity scope.
Alternatively, the adjustment unit, it is additionally operable to when the indoor coil pipe tc is less than the target dew point temperature tl
When, the running frequency of compressor and the rotating speed of indoor fan are controlled according to indoor humidity.
Alternatively, the collecting unit, it is additionally operable to gather indoor humidity.
Alternatively, the adjustment unit, it is additionally operable to, when indoor humidity is more than the setting humidity, reduce the fortune of compressor
Line frequency and the rotating speed for lifting indoor fan.
Alternatively, the adjustment unit, be additionally operable to maintain compressor running frequency and indoor fan one section of rotating speed when
Between after Tw, if indoor humidity reduces the running frequency of compressor still above the setting humidity and lifts turning for indoor fan
Speed.
Technical scheme provided in an embodiment of the present invention can include the following benefits：
The running frequency and indoor fan of the compressor of air-conditioning are controlled according to the temperature difference of indoor temperature and indoor target temperature
Rotating speed the refrigeration or heating effect of air-conditioning are adjusted, controlled in combination with indoor coil pipe and target dew point temperature empty
The running frequency of the compressor of tune and the rotating speed of indoor fan, to realize that the accurate control to running state of air conditioner effectively prevents from coagulating
Reveal the generation of phenomenon, improve Consumer's Experience.
It should be appreciated that the general description and following detailed description of the above are only exemplary and explanatory, not
Can the limitation present invention.
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 schematic flow sheet for being used to control the method for air-conditioning according to an exemplary embodiment；
Fig. 4 is the psychrometric chart according to an exemplary embodiment；
Fig. 5 is a kind of structured flowchart for being used to control the device of air-conditioning according to an exemplary embodiment.
Fig. 6 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.
Method provided by the present invention takes into account tune by adjusting the running frequency of compressor of air conditioner and the rotating speed of indoor fan
The change of indoor environment temperature and humidity during section, so, that is, the effect of air-conditioning temperature control is ensure that, also add air-conditioning humidity
The function of control, and then effectively prevent the generation of dew condensation phenomenon.
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, the indoor coil pipe tc of indoor temperature t and air-conditioning is gathered, obtain indoor temperature t and indoor objects
Temperature T temperature difference pn.
In embodiment, air-conditioning is typically installed in the interior spaces such as parlor, bedroom and meeting room, therefore, step S101
In it is acquired be the interior spaces such as parlor, bedroom or meeting room that air-conditioning is installed current temperature value, that is to say this
Acquired real-time indoor temperature t in secondary flow.
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.
Second temperature sensor is provided with coil surface in indoor apparatus of air conditioner or the air conditioner casing inwall close to coil pipe,
For detecting the indoor coil pipe tc of air-conditioning.Adjusted with the compressor operating frequency to air-conditioning and the rotating speed of indoor fan
It is whole.
In the present embodiment, when air-conditioning opens operation, user can pass through the chain of command on remote control or air-conditioning body
Plate input needs the target indoor environment temperature reached, i.e., the indoor target temperature T in the present embodiment.It should be noted that such as
Fruit user does not input target indoor environment temperature value by remote control or control panel, then is usually to close acquiescence air-conditioning last time
When the temperature value that is maintained be set temperature value, the indoor target temperature of setting during such as last air-conditioning shutdown is 26 DEG C, then
Started shooting operation and in the case that user do not input the indoor target temperature of setting in this air-conditioning, 26 during last operation of air conditioner
DEG C be this running in indoor target temperature.
The temperature difference of indoor temperature and indoor target temperature is calculated according to formula (1)：
Pn=| t-T |； (1)
Wherein, Pn is the temperature difference, and t is that indoor temperature t, T are indoor target temperature.
Step S102, when the temperature difference Pn is more than the setting temperature difference, lift compressor operating frequency and the room of the air-conditioning
The rotating speed of inner blower.
In the present embodiment, air-conditioning is preset with temperature difference threshold, i.e. design temperature in this flow, when temperature difference Pn is more than setting
During the temperature difference, i.e. indoor temperature and design temperature difference is larger, it is impossible to meet user refrigeration or heating needs, it is necessary to which air-conditioning is quick
Freezed or heat regulation.Wherein, design temperature span is 2 DEG C -10 DEG C.Design temperature preferred value be 2 DEG C, 4 DEG C, 6
DEG C, 8 DEG C or 10 DEG C.
Step S103, when the temperature difference Pn is less than or equal to the setting temperature difference, according to the indoor coil pipe tc
The running frequency of compressor and the rotating speed of indoor fan of the air-conditioning are controlled with target dew point temperature tl.
In the present embodiment, when temperature difference Pn is less than or equal to the setting temperature difference, the refrigeration or heating effect of air-conditioning are substantially full
The demand of sufficient user, now, the operation frequency of the compressor of air-conditioning is controlled according to indoor coil pipe tc and target dew point temperature tl
The rotating speed of rate and indoor fan, so that air humidity parameter to be adjusted, and then the generation of dew condensation phenomenon is effectively prevented, improve and use
Experience at family.
In some specific embodiments, set the temperature difference as 4 DEG C, in a chiller mode exemplified by, work as pn>At 4 DEG C, now room
Temperature is higher, it is necessary to based on cooling, therefore improves the rotating speed of compressor operating frequency and indoor fan.Work as pn<At 4 DEG C, root
According to the running frequency of compressor and the rotating speed of indoor fan of indoor coil pipe tc and target dew point temperature tl control air-conditionings.
Water vapor portion when indoor coil pipe tc is equal to target dew point temperature tl in air is condensed, and works as room
Inner coil pipe temperature tc is too high, and the vapor in air will not be condensed, and now in the absence of condensation risk, and works as indoor coil pipe
Tc is too low, and the vapor in air can largely be condensed, and air-conditioning has the risk of condensation.Now according to indoor coil pipe tc and
The running frequency of compressor and the rotating speed of indoor fan of target dew point temperature tl control air-conditionings are to prevent the generation of dew condensation phenomenon.
It should be noted that step S102 and step S103 and sequencing is not present, in step S102 and step S103
When the middle size according to indoor temperature t and indoor target temperature T temperature difference pn meets different condition, according to different parameters to sky
The running frequency of the compressor of tune and the rotating speed of indoor fan are adjusted.
The running frequency and indoor fan of the compressor of air-conditioning are controlled according to the temperature difference of indoor temperature and indoor target temperature
Rotating speed the refrigeration or heating effect of air-conditioning are adjusted, controlled in combination with indoor coil pipe and target dew point temperature empty
The running frequency of the compressor of tune and the rotating speed of indoor fan, to realize that the accurate control to running state of air conditioner effectively prevents from coagulating
Reveal the generation of phenomenon, improve Consumer's Experience.
In certain embodiments, target dew point temperature tl is obtained according to indoor target temperature T.As shown in Fig. 2 specific bag
Include：
Step S201, receive the indoor target temperature T of user's setting；
Step S202, target humidity scope is determined according to the indoor target temperature T, and calculate target dew point temperature tl.
In step S202, indoor target temperature is corresponding with target humidity scope, here, can protect in advance within air-conditioning systems
Deposit the corresponding relation of indoor target temperature value and target humidity scope, i.e., can be to multiple human bodies for each indoor target temperature
Tested, the humidity of human body sensory the most comfortable corresponding to acquisition, obtained indoors in the setting regions of target temperature, it is more personal
Body collecting sample with the corresponding humidity value of the setting comfortable grade of body-sensing, and according to multiple humidity values, it is determined that with indoor objects temperature
Target humidity scope corresponding to degree, and preserve corresponding relation.Such as：Indoor target temperature is 25 DEG C, and now, humidity is relatively wet
Spend between 40%-60%, most of user can feel most comfortable, therefore, can determine humidity 40%-60% with setting 25 DEG C of temperature
Corresponding target humidity scope, and preserve corresponding pass of 25 ° of the indoor target temperature between target humidity scope 40%-60%
System.
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.
As shown in table 1, for the temperature currently set as 28 °, then the current goal humidity range obtained is 30%-60%.
In certain embodiments, target humidity scope (h1, h2), wherein, h1<h2.According to psychrometric chart as shown in Figure 4, root
According to h1And h2Target dew point temperature t corresponding to reading1And t2, determine target dew point temperature scope (t1, t2)。
In further embodiments, according to the functional relation between target humidity and target dew point temperature, by what is drawn
Target humidity h1And h2Target dew point temperature t is calculated1And t2, determine target dew point temperature scope (t1, t2).With specific reference to such as
Lower formula (2) determines target dew point temperature：
Tl=alpha+beta T+ γ hl； (2)
Wherein, α, β and γ are adjustment factor, and tl is target dew point temperature, and T is indoor target temperature, and hl is target humidity.
In certain embodiments, the value that the value that α value is -24.56, β is 0.93, γ is 28.63.
In certain embodiments, target dew point temperature tl is equal to target dew point temperature scope minimum endpoint value t1, calculating
During target dew point temperature tl, according to target humidity scope minimum endpoint value h1Target dew point temperature tl is calculated, when indoor disk
When pipe temperature tc is more than or equal to target dew point temperature tl, maintain compressor running frequency and indoor fan rotating speed it is constant；
When indoor coil pipe tc is less than target dew point temperature tl, the running frequency of compressor and indoor wind are controlled according to indoor humidity
The rotating speed of machine.
In the aforementioned embodiment, air-conditioning is provided with humidity sensor, for detecting the current humidity value of indoor environment.Humidity
The induction end of sensor can be arranged on the casing outer wall of air-conditioning, so that the current humidity value of its detection can be with indoor environment
Actual humidity is same or like, so as to improve the present invention according to compressor operating frequency and indoor wind of the indoor humidity value to air-conditioning
The precision of the adjustment of rotational speed of machine.
In the aforementioned embodiment, the indoor humidity of humidity sensor detection is gathered, compressor is controlled according to indoor humidity
The rotating speed of running frequency and indoor fan, including：When indoor humidity is less than or equal to setting humidity, turning for indoor fan is maintained
Speed is constant；When indoor humidity is more than setting humidity, reduces the running frequency of compressor and lift the rotating speed of indoor fan, to add
The condensation rate of fast water vapor in air reduces indoor humidity, reduces condensation risk.Humidity range is wherein set as 40%-
80%, humidity preferred value is set as 40%, 60% or 80%.
In certain embodiments, the indoor humidity of humidity sensor detection is gathered, compressor is controlled according to indoor humidity
The rotating speed of running frequency and indoor fan, when indoor humidity is less than or equal to setting humidity, in the absence of condensation risk, maintain room
The rotating speed of inner blower is constant and the running frequency of compressor is constant, and when the indoor temperature rise collected and temperature difference pn is more than setting
During the temperature difference, interior need to be cooled, lift the compressor operating frequency of the air-conditioning and the rotating speed of indoor fan, when collecting
Indoor temperature gradually reduce then maintain indoor fan rotating speed it is constant, reduce compressor operating frequency.
In the aforementioned embodiment, when indoor humidity is more than setting humidity, the running frequency of compressor and lifting are being reduced
Before the rotating speed of indoor fan, in addition to：Maintain the running frequency of compressor and the rotating speed Tw for a period of time of indoor fan；By one
After section time Tw, if condensation risk be present, then reduce the running frequency of compressor in indoor humidity still above setting humidity
And lift the rotating speed of indoor fan.Wherein, Tw spans are 20 minutes to 60 minutes, and Tw preferred values are 20 minutes, 40 minutes
Or 60 minutes.
Foregoing control process is illustrated in conjunction with specific embodiments：
The temperature difference is set as 4 DEG C, it is 20 minutes to set humidity as 60%, Tw, operation of air conditioner refrigeration mode, works as pn>At 4 DEG C,
Now room temperature is higher, it is necessary to based on cooling, therefore improves the rotating speed of compressor operating frequency and indoor fan.
Work as pn<At 4 DEG C, and tc>Tl, now room temperature substantially meet user's request, therefore maintain compressor frequency and
Indoor fan rotating speed is constant.
Work as pn<When 4, and tc<Tl, now judges whether room relative humidity is less than 60%.If rh<60%, it is now wet
Degree is not very high relatively, maintains inner blower rotating speed constant.
If rh>60%, now humidity is of a relatively high, maintains press frequency and the operating in 20 minutes of inner blower rotating speed constant,
Make a decision whether room relative humidity is less than 60% again afterwards, if humidity is still more than 60%, the humidity very high duration is long, has
Condensation risk lifts inner blower rotating speed, it is necessary to reduce press frequency, if humidity is still less than 60%, illustrates that humidity has dropped
Low, condensation risk is small, maintains press and fan condition.
In further embodiments, according to indoor temperature t, indoor temperature, indoor coil pipe tc and target dew point are set
Temperature range controls the running frequency of compressor and the rotating speed of indoor fan of air-conditioning.The generation of condensation is related to air humidity,
Therefore by controlling indoor humidity ensureing indoor air comfort while effectively preventing the generation of dew condensation phenomenon, further improve
Consumer's Experience.As shown in figure 3, in step S301, when indoor temperature t is less than setting indoor temperature, if indoor coil temperature
It is tc to spend tc higher than target dew point temperature scope>t2, perform step S302；If indoor coil pipe tc is less than target dew point temperature
It is tc to spend scope<t1, perform step S303.
In certain embodiments, in step s 302, if indoor coil pipe tc is higher than target dew point temperature scope
tc>t2, now the vapor in air will not be condensed, if keeping current state long-play, the water in air steams
Gas content is higher, and air humidity is big, condensation risk be present, lifts the running frequency of compressor of air-conditioning to reduce indoor coil
Temperature, when the temperature of indoor coil is down in the range of target dew point temperature, the vapor in air starts to be condensed, empty
Air humidity degree reduces.
Work as tc>t2, according to indoor coil pipe tc and target dew point temperature scope maximum t2Difference △ t1Regulation compression
The running frequency of machine.Wherein, △ t1=tc-t2。
As △ t1At≤5 DEG C, the running frequency lifting of compressor is to the 120% of current operation frequency, when 5 DEG C<△t1≤10
DEG C when, compressor running frequency lifting to current operation frequency 140%, when 10 DEG C<△t1When, the running frequency of compressor
Lift the 160% of current operation frequency.Due to itself limitation of compressor, compressor has maximum frequency of operation, foregoing
Running frequency lifting process in, the target operating frequency of compressor is no more than maximum frequency of operation.
In certain embodiments, as △ t1At≤5 DEG C, the running frequency of compressor is adjusted to 70 hertz, when 5 DEG C<△t1≤
At 10 DEG C, the running frequency of compressor is adjusted to 100 hertz, when 10 DEG C<△t1When, the running frequency of compressor is adjusted to 130
Hertz.
In further embodiments, lift the running frequency of the compressor of air-conditioning in step s 302 also includes reducing simultaneously
The rotating speed of indoor fan, to accelerate to reduce the speed of indoor coil pipe.
As △ t1At≤5 DEG C, the rotating speed of indoor fan is reduced to the 80% of current rotating speed, when 5 DEG C<△t1At≤10 DEG C, room
The rotating speed of inner blower is reduced to the 60% of current rotating speed, when 10 DEG C<△t1When, the rotating speed of indoor fan is reduced to current rotating speed
40%.
In certain embodiments, as △ t1At≤5 DEG C, the adjustment of rotational speed of indoor fan is 900r/min (rev/min), when
5℃<△t1At≤10 DEG C, the adjustment of rotational speed of indoor fan is 700r/min, when 10 DEG C<△t1When, the adjustment of rotational speed of indoor fan
For 500r/min.
In further embodiments, lift the running frequency of the compressor of air-conditioning in step s 302 also includes closing simultaneously
Expansion valve, to accelerate to reduce the speed of the temperature of indoor coil.
As △ t1At≤10 DEG C, expansion valve opening 50%, as △ t1>At 10 DEG C, expansion valve completely closes.
In further embodiments, lift the running frequency of the compressor of air-conditioning in step s 302 also includes reducing simultaneously
The rotating speed and closing expansion valve of indoor fan, to accelerate to reduce the speed of the temperature of indoor coil.Wherein, running frequency, it is indoor
The rotating speed of blower fan and the aperture regulation of expansion valve are as in the foregoing embodiment.
In step S303, if indoor coil pipe tc is tc less than target dew point temperature scope<t1, now in air
Vapor can be condensed, if keeping current state long-play, the water vapour content in air is relatively low, air humidity
It is small, it is air-dried, reduces the compressor operating frequency of air-conditioning to lift the temperature of indoor coil, when the temperature of indoor coil is down to
When in the range of target dew point temperature, the vapor in air starts to be condensed.
Work as tc<t1, according to indoor coil pipe tc and target dew point temperature stated range minimum t1Difference △ t2Regulation compression
The running frequency of machine.Wherein, △ t2=t1-tc。
As △ t2At≤5 DEG C, the running frequency of compressor is reduced to the 80% of current operation frequency, when 5 DEG C<△t2≤10
DEG C when, the running frequency of compressor is reduced to the 60% of current operation frequency, when 10 DEG C<△t2When, the running frequency of compressor
It is reduced to the 40% of current operation frequency.
In certain embodiments, as △ t2At≤5 DEG C, the running frequency of compressor is adjusted to 60 hertz, when 5 DEG C<△t2≤
At 10 DEG C, the running frequency of compressor is adjusted to 40 hertz, when 10 DEG C<△t2When, the running frequency of compressor is adjusted to 20 hertz
Hereby.
In further embodiments, the compressor operating frequency of air-conditioning is reduced in step S303 also includes lifting room simultaneously
The rotating speed of inner blower, to accelerate to be lifted the speed of the temperature of indoor coil.
As △ t2At≤5 DEG C, the rotating speed lifting of indoor fan is to the 120% of current rotating speed, when 5 DEG C<△t2At≤10 DEG C,
The rotating speed lifting of indoor fan is to the 140% of current rotating speed, when 10 DEG C<△t2When, the rotating speed lifting of indoor fan, which is arrived, works as forward
The 160% of speed.
In certain embodiments, as △ t2At≤5 DEG C, the adjustment of rotational speed of indoor fan is 1000r/min (rev/min),
When 5 DEG C<△t2At≤10 DEG C, the adjustment of rotational speed of indoor fan is 1200r/min, when 10 DEG C<During △ t2, the rotating speed of indoor fan
It is adjusted to 1400r/min.
In further embodiments, the compressor operating frequency that air-conditioning is reduced in step S303 is simultaneously also swollen including opening
Swollen valve, to accelerate to be lifted the speed of the temperature of indoor coil.
As △ t2At≤10 DEG C, expansion valve opening 50%, as △ t1>At 10 DEG C, expansion valve is opened completely.
In further embodiments, the compressor operating frequency of air-conditioning is reduced in step S303 also includes lifting room simultaneously
The rotating speed and unlatching expansion valve of inner blower, to accelerate to be lifted the speed of the temperature of indoor coil.Wherein, running frequency, indoor wind
The rotating speed of machine and the aperture regulation of expansion valve are as in the foregoing embodiment.
In certain embodiments, when indoor temperature t is more than setting indoor temperature, if indoor coil pipe tc is higher than mesh
Mark the lower limit t of dew point temperature range1, then lifted compressor running frequency.
Work as tc>t1, according to indoor coil pipe tc and target dew point temperature stated range minimum t1Difference △ t3Regulation compression
The running frequency of machine.Wherein, △ t3=tc-t1。
As △ t3At≤5 DEG C, the running frequency lifting of compressor is to the 120% of current operation frequency, when 5 DEG C<△t3≤10
DEG C when, compressor running frequency lifting to current operation frequency 140%, when 10 DEG C<△t3When, the running frequency of compressor
Lift the 160% of current operation frequency.Due to itself limitation of compressor, compressor has maximum frequency of operation, foregoing
Running frequency lifting process in, the target operating frequency of compressor is no more than maximum frequency of operation.
In certain embodiments, as △ t3At≤5 DEG C, the running frequency of compressor is adjusted to 70 hertz, when 5 DEG C<△t3≤
At 10 DEG C, the running frequency of compressor is adjusted to 100 hertz, when 10 DEG C<△t3When, the running frequency of compressor is adjusted to 130
Hertz.
In certain embodiments, when indoor temperature t is more than setting indoor temperature, if indoor coil pipe tc is higher than mesh
Mark the lower limit t of dew point temperature range1, then lifting the running frequency of compressor while reducing the rotating speed of indoor fan.
As △ t3At≤5 DEG C, the rotating speed of indoor fan is reduced to the 80% of current rotating speed, when 5 DEG C<△t3At≤10 DEG C, room
The rotating speed of inner blower is reduced to the 60% of current rotating speed, when 10 DEG C<△t3When, the rotating speed of indoor fan is reduced to current rotating speed
40%.
In certain embodiments, as △ t3At≤5 DEG C, the adjustment of rotational speed of indoor fan is 900r/min (rev/min), when
5℃<△t3At≤10 DEG C, the adjustment of rotational speed of indoor fan is 700r/min, when 10 DEG C<△t3When, the adjustment of rotational speed of indoor fan
For 500r/min.
In certain embodiments, when indoor temperature t is more than setting indoor temperature, if indoor coil pipe tc is higher than mesh
Mark the lower limit t of dew point temperature range1, then expansion valve is simultaneously closed off in the running frequency of lifting compressor.
As △ t3At≤10 DEG C, expansion valve opening 50%, as △ t3>At 10 DEG C, expansion valve completely closes.
In certain embodiments, when indoor temperature t is more than setting indoor temperature, if indoor coil pipe tc is higher than mesh
Mark the lower limit t of dew point temperature range1, then rotating speed and the closing of indoor fan are reduced simultaneously in the running frequency for lifting compressor
Expansion valve.Wherein, running frequency, the rotating speed of indoor fan and the aperture regulation of expansion valve are as in the foregoing embodiment.
In foregoing any embodiment, setting indoor temperature is related to the indoor target temperature that user sets.
In certain embodiments, setting indoor temperature and the indoor target temperature relation that user sets are specific as follows：Setting
The indoor target temperature T+K of indoor temperature T '=user's setting, wherein K are the setting temperature difference.K span 1 DEG C -3 DEG C it
Between.K preferred value is 1 DEG C, 2 DEG C or 3 DEG C.
Following is embodiment of the present disclosure, can be used for performing embodiments of the present disclosure.
Fig. 5 is a kind of structured flowchart for being used to control the device of air-conditioning according to an exemplary embodiment.Such as Fig. 5 institutes
Show, including：Collecting unit 501, computing unit 502 and adjustment unit 503.
Collecting unit 501, for gathering indoor temperature t and air-conditioning indoor coil pipe tc.
Computing unit 502, for calculating indoor temperature t and indoor target temperature T temperature difference pn according to formula (1).
Adjustment unit, for when the temperature difference pn is more than the setting temperature difference, lifting the compressor operating frequency of the air-conditioning
With the rotating speed of indoor fan；When the temperature difference pn is less than or equal to the setting temperature difference, according to the indoor coil pipe tc
The running frequency of compressor and the rotating speed of indoor fan of the air-conditioning are controlled with target dew point temperature tl.
In the present embodiment, collecting unit collection indoor temperature and the indoor coil pipe of air-conditioning, adjustment unit is according to meter
The indoor temperature and running frequency and the interior of the compressor of the temperature difference control air-conditioning of indoor target temperature that calculation unit is calculated
The refrigeration or heating effect of air-conditioning are adjusted the rotating speed of blower fan, in combination with indoor coil pipe and target dew point temperature control
The running frequency of the compressor of air-conditioning processed and the rotating speed of indoor fan, to realize that the accurate control to running state of air conditioner is effectively anti-
The only generation of dew condensation phenomenon, improve Consumer's Experience.
In certain embodiments, the target dew point temperature scope depends on the indoor target temperature of user's setting.For
The device of air-conditioning is controlled, in addition to：Receiving unit 601 and determining unit 602.
Receiving unit 601, for receiving the indoor target temperature T of user's setting.
Determining unit 602, target humidity scope is determined according to the indoor target temperature T.
In certain embodiments, determining unit 602 is used for according to the indoor target temperature pre-saved within air-conditioning systems
The corresponding relation of value and target humidity scope determines target humidity scope.
In certain embodiments, target humidity scope (h1, h2), computing unit 603 is used for wet according to enthalpy as shown in Figure 4
Figure, according to h1And h2Target dew point temperature t corresponding to reading1And t2, determine target dew point temperature scope (t1, t2)。
In further embodiments, target dew point temperature scope (t1, t2), computing unit 603 be used for according to target humidity and
Functional relation between target dew point temperature, i.e., target dew point temperature is determined according to formula (2).By the target humidity model drawn
The endpoint value of target dew point temperature scope is calculated in the endpoint value enclosed, determine target dew point temperature scope, i.e., by having drawn
Target humidity h1And h2Target dew point temperature t is calculated1And t2, determine target dew point temperature scope (t1, t2)。
In certain embodiments, target dew point temperature tl is target dew point temperature scope minimum endpoint value t1, computing unit
603 according to target humidity scope minimum endpoint value h1Target dew point temperature tl is calculated.
In the aforementioned embodiment, adjustment unit 503, it is additionally operable to when the indoor coil pipe tc is more than or equal to the mesh
Mark dew-point temperature tl when, maintain compressor running frequency and indoor fan rotating speed it is constant；As the indoor coil pipe tc
During less than the target dew point temperature tl, the running frequency of compressor and the rotating speed of indoor fan are controlled according to indoor humidity.
In the aforementioned embodiment, collecting unit 501, it is additionally operable to gather indoor humidity.Adjustment unit 503, it is additionally operable to work as room
When interior humidity is less than or equal to setting humidity, maintain the rotating speed of indoor fan constant；When indoor humidity is more than the setting humidity
When, reduce the running frequency of compressor and lift the rotating speed of indoor fan.
In the previous embodiments, adjustment unit 503, it is additionally operable to maintain the running frequency of compressor and the rotating speed one of indoor fan
After section time Tw, if indoor humidity reduces the running frequency of compressor still above the setting humidity and lifts indoor fan
Rotating speed.
In further embodiments, according to indoor temperature t, indoor temperature, indoor coil pipe tc and target dew point are set
Temperature range controls the running frequency of compressor and the rotating speed of indoor fan of air-conditioning.Adjustment unit 503, it is additionally operable to work as the room
When interior temperature t is less than setting indoor temperature, if the indoor coil pipe tc is higher than the target dew point temperature scope, lifting
The running frequency of the compressor is to reduce the temperature of the indoor coil.
In further embodiments, adjustment unit 503, if being additionally operable to the indoor coil pipe tc is higher than the target
Dew point temperature range, lift the running frequency of the compressor of air-conditioning while reduce the rotating speed of the indoor fan, to accelerate to reduce
The speed of the temperature of indoor coil.
In further embodiments, adjustment unit 503, if being additionally operable to the indoor coil pipe tc is higher than the target
Dew point temperature range, the running frequency for lifting the compressor of air-conditioning simultaneously close off expansion valve, to accelerate to reduce the temperature of indoor coil
The speed of degree.
In further embodiments, adjustment unit 503, if being additionally operable to the indoor coil pipe tc is higher than the target
Dew point temperature range, the running frequency for lifting the compressor of air-conditioning while the rotating speed and closing expansion valve that reduce indoor fan, with
Accelerate the speed of the temperature of reduction indoor coil.
In certain embodiments, adjustment unit 503, reveal if being additionally operable to the indoor coil pipe tc less than the target
Point temperature range, the compressor operating frequency of air-conditioning is reduced to lift the temperature of indoor coil.
In certain embodiments, adjustment unit 503, reveal if being additionally operable to the indoor coil pipe tc less than the target
Point temperature range, reduces the compressor operating frequency of air-conditioning while lifts the rotating speed of indoor fan, to accelerate to lift indoor coil
Temperature.
In certain embodiments, adjustment unit 503, reveal if being additionally operable to the indoor coil pipe tc less than the target
Point temperature range, reduces the compressor operating frequency of air-conditioning while opens expansion valve, to accelerate to lift the temperature of indoor coil.
In certain embodiments, adjustment unit 503, reveal if being additionally operable to the indoor coil pipe tc less than the target
Point temperature range, the compressor operating frequency for reducing air-conditioning while the rotating speed and unlatching expansion valve that lift indoor fan, to accelerate
Lift the temperature of indoor coil.
In certain embodiments, adjustment unit 503, it is additionally operable to when the indoor temperature t is more than the setting indoor temperature
When, if the indoor coil pipe tc is higher than the lower limit t of the target dew point temperature scope1, lift the compressor
Running frequency.
In certain embodiments, adjustment unit 503, it is additionally operable to when the indoor temperature t is more than the setting indoor temperature
When, if the indoor coil pipe tc is higher than the lower limit t of the target dew point temperature scope1, lift the compressor
Running frequency reduces the rotating speed of the indoor fan simultaneously.
In certain embodiments, adjustment unit 503, it is additionally operable to when the indoor temperature t is more than the setting indoor temperature
When, if the indoor coil pipe tc is higher than the lower limit t of the target dew point temperature scope1, simultaneously close off expansion valve.
In certain embodiments, adjustment unit 503, it is additionally operable to when the indoor temperature t is more than the setting indoor temperature
When, if the indoor coil pipe tc is higher than the lower limit t of the target dew point temperature scope1, lift the compressor
Running frequency lifts the running frequency of the compressor and closes expansion valve simultaneously.
In foregoing any device embodiment, adjustment unit 503 is to compressor operating frequency, the rotating speed of indoor fan and swollen
Described in the specific regulation process reference method embodiment of swollen valve opening.
In foregoing any embodiment, the setting indoor temperature is related to the indoor target temperature that user sets.
In certain embodiments, setting indoor temperature and the indoor target temperature relation that user sets are specific as follows：Setting
The indoor target temperature T+K of indoor temperature T '=user's setting, wherein K are the setting temperature difference.K span 1 DEG C -3 DEG C it
Between.K preferred value is 1 DEG C, 2 DEG C or 3 DEG C.
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 (14)
- A kind of 1. method for controlling air-conditioning, it is characterised in that including：The indoor coil pipe tc of indoor temperature t and air-conditioning is gathered, obtains indoor temperature t and indoor target temperature T temperature difference pn；When the temperature difference pn is more than the setting temperature difference, the compressor operating frequency of the air-conditioning and the rotating speed of indoor fan are lifted；When the temperature difference pn is less than or equal to the setting temperature difference, according to the indoor coil pipe tc and target dew point temperature Tl controls the running frequency of compressor and the rotating speed of indoor fan of the air-conditioning.
- 2. the method as described in claim 1, it is characterised in that the target dew point is obtained according to the indoor target temperature T Temperature tl, wherein the indoor target temperature T is set by the user.
- 3. method as claimed in claim 2, it is characterised in that the target dew point is obtained according to the indoor target temperature T Temperature tl, including：Receive the indoor target temperature T of user's setting；Target humidity scope is determined according to the indoor target temperature T, and calculates target dew point temperature tl.
- 4. the method as described in claim 1,2 or 3, it is characterised in that according to the indoor coil pipe tc and target dew point Temperature tl controls the running frequency of compressor and the rotating speed of indoor fan of the air-conditioning, including：When the indoor coil pipe tc is more than or equal to the target dew point temperature tl, maintain compressor running frequency and The rotating speed of indoor fan is constant；When the indoor coil pipe tc is less than the target dew point temperature tl, the operation of compressor is controlled according to indoor humidity The rotating speed of frequency and indoor fan.
- 5. method as claimed in claim 4, it is characterised in that also include collection indoor humidity.
- 6. method as claimed in claim 4, it is characterised in that running frequency and the interior of compressor are controlled according to indoor humidity The rotating speed of blower fan, including：When indoor humidity is less than or equal to setting humidity, maintain the rotating speed of indoor fan constant；When indoor humidity is more than the setting humidity, reduces the running frequency of compressor and lift the rotating speed of indoor fan.
- 7. method as claimed in claim 6, it is characterised in that when indoor humidity is more than the setting humidity, pressed reducing The running frequency of contracting machine and before lifting the rotating speed of indoor fan, in addition to：Maintain the running frequency of compressor and the rotating speed Tw for a period of time of indoor fan；After a period of time Tw, the operation frequency of compressor is reduced if indoor humidity is still above the setting humidity Rate and the rotating speed for lifting indoor fan.
- A kind of 8. device for being used to control air-conditioning, it is characterised in that including：Collecting unit, for gathering indoor temperature t and air-conditioning indoor coil pipe tc；Computing unit, for calculating indoor temperature t and indoor target temperature T temperature difference pn；Adjustment unit, for when the temperature difference pn is more than the setting temperature difference, lifting compressor operating frequency and the room of the air-conditioning The rotating speed of inner blower；When the temperature difference pn is less than or equal to the setting temperature difference, according to the indoor coil pipe tc and mesh Mark the running frequency of compressor and the rotating speed of indoor fan that dew-point temperature tl controls the air-conditioning.
- 9. device as claimed in claim 8, it is characterised in that the target dew point is obtained according to the indoor target temperature T Temperature tl, wherein the indoor target temperature T is set by the user.
- 10. device as claimed in claim 9, it is characterised in that also include：Receiving unit, for receiving the indoor target temperature T of user's setting；Determining unit, target humidity scope is determined according to the indoor target temperature T；The computing unit, it is additionally operable to calculate target dew point temperature tl.
- 11. the device as described in claim 8,9 or 10, it is characterised in that the adjustment unit, be additionally operable to work as the indoor disk When pipe temperature tc is less than the target dew point temperature tl, the running frequency and indoor fan of compressor are controlled according to indoor humidity Rotating speed.
- 12. device as claimed in claim 11, it is characterised in that the collecting unit, be additionally operable to gather indoor humidity.
- 13. device as claimed in claim 11, it is characterised in that the adjustment unit, be additionally operable to when indoor humidity is more than institute When stating setting humidity, reduce the running frequency of compressor and lift the rotating speed of indoor fan.
- 14. device as claimed in claim 13, it is characterised in that the adjustment unit, be additionally operable to maintain the operation of compressor The rotating speed of frequency and indoor fan is for a period of time after Tw, if indoor humidity reduces compressor still above the setting humidity Running frequency and the rotating speed for lifting indoor fan.
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| CN112815571A (en) * | 2021-01-18 | 2021-05-18 | 中科广能能源研究院(重庆)有限公司 | Rotating speed regulation control method and system for gas heat pump engine driving compressor |
| CN113685984A (en) * | 2021-07-30 | 2021-11-23 | 重庆海尔空调器有限公司 | Method and device for air conditioner control and air conditioner |
| CN113685984B (en) * | 2021-07-30 | 2022-12-20 | 重庆海尔空调器有限公司 | Method and device for air conditioner control and air conditioner |
| CN114322235A (en) * | 2021-12-02 | 2022-04-12 | 青岛海尔空调器有限总公司 | Method and device for controlling condensation prevention of air conditioner and air conditioner |
| WO2023098066A1 (en) * | 2021-12-02 | 2023-06-08 | 青岛海尔空调器有限总公司 | Method and apparatus for controlling condensation prevention of air conditioner and air conditioner |
| CN114322235B (en) * | 2021-12-02 | 2023-08-15 | 青岛海尔空调器有限总公司 | Method and device for controlling condensation prevention of air conditioner and air conditioner |
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Effective date of registration: 20200908 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: 20201103 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 Smart Home 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. |