CN106322685A - Control method for constant-temperature dehumidification of air conditioner and air conditioner - Google Patents
Control method for constant-temperature dehumidification of air conditioner and air conditioner Download PDFInfo
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- CN106322685A CN106322685A CN201610842208.7A CN201610842208A CN106322685A CN 106322685 A CN106322685 A CN 106322685A CN 201610842208 A CN201610842208 A CN 201610842208A CN 106322685 A CN106322685 A CN 106322685A
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- electrical heating
- control method
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- compressor
- conditioning
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/62—Control or safety arrangements characterised by the type of control or by internal processing, e.g. using fuzzy logic, adaptive control or estimation of values
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/30—Control or safety arrangements for purposes related to the operation of the system, e.g. for safety or monitoring
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F2110/00—Control inputs relating to air properties
- F24F2110/10—Temperature
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F3/00—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems
- F24F3/12—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling
- F24F3/14—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling by humidification; by dehumidification
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/50—Control or safety arrangements characterised by user interfaces or communication
- F24F11/61—Control or safety arrangements characterised by user interfaces or communication using timers
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/62—Control or safety arrangements characterised by the type of control or by internal processing, e.g. using fuzzy logic, adaptive control or estimation of values
- F24F11/63—Electronic processing
- F24F11/64—Electronic processing using pre-stored data
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F3/00—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems
- F24F3/12—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling
- F24F3/14—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling by humidification; by dehumidification
- F24F2003/144—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling by humidification; by dehumidification by dehumidification only
Abstract
The invention relates to a control method for constant-temperature dehumidification of an air conditioner. The air conditioner comprises a compressor and an electric heating part. The electric heating part is arranged on the indoor part of the air conditioner. During operation in a constant-temperature dehumidification manner, the cooling capacity generated by the compressor and heat generated by the electric heating part achieve balance to achieve constant-temperature dehumidification. According to the control method, constant-temperature dehumidification can be achieved in the common air conditioner, no special evaporator is needed, the hardware cost of the air conditioner is not increased, and the comfort degree of the air conditioner can be improved. The invention further relates to the air conditioner.
Description
Technical field
The present invention relates to air-conditioning technical field, be specifically related to the control method of a kind of air-conditioning constant temperature dehumidification.The present invention also relates to
And one air-conditioning.
Background technology
Current air-conditioning typically has dehumidification mode, for reducing indoor humidity.Generally, when dehumidifying runs, air-conditioning
Compressor is to run in the way of refrigeration, and coordinates the low wind speed of inner blower to blow, and this can cause indoor environment temperature to reduce.So
And, when needing dehumidifying at non-brake method the occurrence of wetness in season weather, such as 3, April, ambient temperature at that time 18～
About 25 DEG C, in this case, air-conditioning inevitably reduces indoor environment temperature when opening dehumidification mode, thus affects room
Interior comfort level.
Certainly, market also there is the constant temperature dehumidification air-conditioning (such as reheat dehumidification air-conditioning) of precision, it is possible to accomplish accurate temperature
Humid control, but this kind of air-conditioning must use special vaporizer, its complex manufacturing technology, controls loaded down with trivial details, manufacturing cost and compares
Height, thus its universal scope is narrower than common air-conditioning.
If to this end, on the basis of common air-conditioning, on the premise of not changing air-conditioning hardware, it is possible to realize constant temperature dehumidification
If, the range of air-conditioning will be obviously improved, and do not increase cost payout.
Summary of the invention
Based on above-mentioned present situation, present invention is primarily targeted at the control method that a kind of air-conditioning constant temperature dehumidification is provided, its energy
Enough in common air-conditioning, realize constant temperature dehumidification easily, it is not necessary to increase the hardware cost of air-conditioning.
Above-mentioned purpose is achieved through the following technical solutions:
The control method of a kind of air-conditioning constant temperature dehumidification, described air-conditioning includes compressor and electrical heating portion, and wherein, described electricity adds
Hot portion is arranged on the indoor section of described air-conditioning；Wherein, in constant temperature dehumidification mode operation, cold by make compressor produce
The heat that amount and electrical heating portion produce reaches balance, realizes constant temperature dehumidification.
Preferably, described compressor is frequency-changeable compressor, and, by controlling the frequency of described compressor and/or described
The break-make in electrical heating portion, realizes the balance of described cold and described heat.
Preferably, in constant temperature dehumidification mode operation, according to indoor Current Temperatures TCurrentlyWith indoor initial temperature TInitiallyDifference
Value, changes frequency and/or the break-make in electrical heating portion of compressor.
Preferably, at TCurrently-TInitially＜ T1Time, control compressor out of service, the energising work of electrical heating portion, wherein, T1It is
One preset temperature, for negative value.
Preferably, at T1≤TCurrently-TInitially＜ T2Time, control compressor frequency reducing and run, the energising work of electrical heating portion, wherein, T2
It is the second preset temperature, for negative value.
Preferably, at T2≤TCurrently-TInitially≤T3Time, control compressor and keep ongoing frequency to run, electrical heating portion energising work
Make, wherein, T3Be the 3rd preset temperature, on the occasion of.
Preferably, at T3＜ TCurrently-TInitially≤T4Time, control compressor raising frequency and run, the energising work of electrical heating portion, wherein, T4
Be the 4th preset temperature, on the occasion of.
Preferably, at TCurrently-TInitially＞ T4Time, control the power-off of electrical heating portion.
Preferably, after starting constant temperature dehumidification pattern, control air-conditioning and run according to conventional dehumidification mode, control electricity simultaneously and add
The energising work of hot portion, and after running the time preset, then calculate indoor Current Temperatures TCurrentlyWith indoor initial temperature TInitially's
Difference.
Preferably, T1≤-3℃。
Preferably ,-3 DEG C of ＜ T2≤-0.5℃。
Preferably, 0.5 DEG C≤T3＜ 3 DEG C.
Preferably, T4≥3℃。
Preferably, in constant temperature dehumidification mode operation, the inner blower of air-conditioning runs with low wind speed, and/or, the indoor of air-conditioning
Wind deflector forwards horizontal level to.
Preferably, described electrical heating portion includes the heating unit of parallel connection, by controlling the number of the heating unit of energising work
Amount, changes heat produced by electrical heating portion.
It is a further object of the present invention to provide a kind of air-conditioning, it has constant temperature dehumidification pattern, and described air-conditioning includes compressor
With electrical heating portion, wherein, described electrical heating portion is arranged on the indoor section of described air-conditioning；Wherein, when running on constant temperature dehumidification
Time under pattern, the control method work as described above of described air-conditioning.
Preferably, described electrical heating portion includes the heating unit of parallel connection, and each heating unit can be controlled individually.
The control method of the present invention can realize constant temperature dehumidification in common air-conditioning, it is not necessary to uses special vaporizer,
Do not increase the hardware cost of air-conditioning, the comfortableness of air-conditioning can be improved.
The air-conditioning of the present invention can realize constant-temperature dehumidifying function with relatively low cost, is greatly improved the comfortable journey of common air-conditioning
Degree, widens its range of application.
Accompanying drawing explanation
Hereinafter with reference to accompanying drawing, the control method according to the preferred embodiment of the present invention and air-conditioning are described.Figure
In:
Fig. 1 is the flow chart of the preferred implementation of the control method of the air-conditioning constant temperature dehumidification of the present invention.
Detailed description of the invention
Aforementioned present situation based on prior art, the present invention considers to utilize the existing hardware structure of common air-conditioning to improve its dehumidifying
Function, particularly realizes the effect of constant temperature dehumidification, i.e. air-conditioning is when dehumidifying runs, and indoor temperature is able to maintain that and starts for dehumidifying
Time indoor temperature, or thereon under fluctuation in the least scope, without causing being decreased obviously of indoor temperature, thus carry
High-comfort.
Owing to common air-conditioning is usually constructed with auxiliary electrical heating function, i.e. on the indoor section of air-conditioning, such as, go out in indoor
The position of inner side, air port (such as, the air outlet of indoor set, or the indoor air outlet of window machine), is provided with electrical heating portion,
Such as ptc heater and/or resistance wire etc., for producing heat when needed, therefore, the present invention creatively expects,
In common air-conditioning, it is possible to use the heat that electrical heating portion produces, offset cold produced by compressor when dehumidifying runs, if
If the two can reach balance within a period of time, then dehumidification process can realize not lowering the temperature, and removes that is, be capable of constant temperature
Wet.
To this end, the invention provides the control method of a kind of air-conditioning constant temperature dehumidification, described air-conditioning includes that compressor and electricity add
Hot portion, wherein, described electrical heating portion is arranged on the indoor section of described air-conditioning, inside preferably indoor air outlet；Wherein, in perseverance
During temperature dehumidification mode runs, reach to balance by the heat making cold that compressor produces and electrical heating portion produce, realize perseverance
Temperature dehumidifying.
Specifically, power and/or the break-make in electrical heating portion can be controlled, and control compressor the operation time and/or
Frequencies (for frequency-changeable compressor) etc., realize heat, the balance of cold produced by the two.
Here, the cold that compressor produces refers to be transferred to the cold of indoor by the air-supply of inner blower.Generally, electricity adds
Hot portion is arranged on the downstream of vaporizer on air-out direction, thus the wind that the inner blower of air-conditioning is sent is first to drop at vaporizer
Temperature, then heat up again at electrical heating portion after blow out.If the heat that aforementioned cold and electrical heating portion produce reaches balance,
Amplitude and the amplitude of intensification of cooling will be fair, thus the wind of air-conditioning blowout by with return air inlet at the temperature of air that sucks
Unanimously, that is, the wind of blowout is identical with indoor temperature, the effect of constant temperature dehumidification is the most just reached.
Therefore, the control method of the present invention can realize constant temperature dehumidification in common air-conditioning, and the hardware not increasing air-conditioning becomes
This, improve the comfortableness of air-conditioning.
Preferably, described compressor is frequency-changeable compressor, and, by controlling the frequency of described compressor and/or described
The break-make in electrical heating portion, realizes the balance of described cold and described heat.Such as, by compressor is carried out raising frequency or fall
Frequently, its cold that produce can be effectively increased or decreased, meanwhile, controls electrically heated break-make, then can control it at one section
Produced heat in time.Thus, it is possible to the more flexible balance reaching the two easily.
Preferably, in constant temperature dehumidification mode operation, according to indoor Current Temperatures TCurrentlyWith indoor initial temperature (i.e. in perseverance
The indoor temperature that temperature dehumidification mode is detected when starting) TInitiallyDifference, change the frequency of compressor and/or electrical heating portion
Break-make.That is, in dehumidification process, Current Temperatures T in real-time sensing chamberCurrently, and with indoor initial temperature TInitiallyCompare, one
Denier finds to there is therebetween deviation, i.e. shows that cold and heat fail to balance, the most correspondingly controls compressor and/or electricity
The duty of heating part, to revise the imbalance of cold and heat, thus reduces indoor Current Temperatures TCurrentlyThe warmest with indoor
Degree TInitiallyDifference.
Such as, if indoor Current Temperatures TCurrentlyHigher, then show that the heat that electrical heating produces is on the high side, or compressor
Refrigerating capacity is on the low side, compressor then can carry out raising frequency control, and/or carry out electrical heating portion reducing power or power-off control
System.If indoor Current Temperatures TCurrentlyOn the low side, then show the shortage of heat that electrical heating produces, or the refrigerating capacity of compressor is higher,
Then compressor can be carried out frequency reducing or shut down control, and/or electrical heating portion be energized or increase power control.
Preferably, at TCurrently-TInitially＜ T1Time, compressor can be controlled out of service, the energising work of the portion of electrical heating simultaneously, its
In, T1It is the first preset temperature, for negative value.Preferably, T1≤-3℃。
That is, in dehumidifying running, if it find that indoor Current Temperatures TCurrentlySignificantly lower than indoor initial temperature TInitially,
Then show that cold, heat are the most uneven, and cold is the most higher, now, it should improve indoor Current Temperatures as early as possible, preferably
Only produce heat, do not produce cold.To this end, can be by suspending compressor operating, keeping the energising work of electrical heating portion (excellent simultaneously
Choosing is by high power) in the way of, i.e. temporarily only heat up and do not dehumidify, so that indoor temperature is carried out fast lifting.
Preferably, at T1≤TCurrently-TInitially＜ T2Time, control compressor frequency reducing and run, the energising work of electrical heating portion, wherein, T2
It is the second preset temperature, for negative value.Preferably ,-3 DEG C of ＜ T2≤-0.5℃。
That is, in dehumidifying running, if it find that indoor Current Temperatures TCurrentlyLess than indoor initial temperature TInitially, but ratio
The degree of the previous case is low, then show that cold, heat exist imbalance, and cold is higher, and the most higher degree ratio is front
A kind of situation is lower slightly, at this point it is possible to improve indoor Current Temperatures while dehumidifying, thus should reduce the cold of generation, guarantor
Hold or increase the heat of generation.To this end, can be by controlling compressor frequency reducing operation, the energising work of the electrical heating portion of holding simultaneously
The mode of (preferably can keep power constant), promotes indoor temperature.
Preferably, at T2≤TCurrently-TInitially≤T3Time, control compressor and keep ongoing frequency to run, electrical heating portion energising work
Make, wherein, T3Be the 3rd preset temperature, on the occasion of.Preferably, 0.5 DEG C≤T3＜ 3 DEG C.
That is, as indoor Current Temperatures TCurrentlyWith indoor initial temperature TInitiallyDifference in the range of less positive and negative values time,
Show indoor Current Temperatures TCurrentlyWith indoor initial temperature TInitiallyRoughly the same, illustrate that the cold that now produces and heat are the most flat
Weighing apparatus, therefore compressor and electrical heating portion can keep current duty, i.e. compressor keeps ongoing frequency, electrical heating portion
Remain powered on work simultaneously.
Preferably, at T3＜ TCurrently-TInitially≤T4Time, control compressor raising frequency and run, the energising work of electrical heating portion, wherein, T4
Be the 4th preset temperature, on the occasion of.Preferably, T4≥3℃。
That is, as indoor Current Temperatures TCurrentlyWith indoor initial temperature TInitiallyDifference be on the occasion of, but when departure is little, table
Bright indoor Current Temperatures TCurrentlyThan indoor initial temperature TInitiallySlightly higher, and beyond receptible normal fluctuation range,
Illustrate that the cold now produced is uneven with heat, and heat is higher, now, it should in the case of holding is electrically heated, improves pressure
The cold that contracting machine produces, or suitably reduce the power in electrical heating portion, suitably to reduce indoor temperature.
Preferably, at TCurrently-TInitially＞ T4Time, control the power-off of electrical heating portion.
That is, as indoor Current Temperatures TCurrentlyWith indoor initial temperature TInitiallyDifference be on the occasion of and too high time, then show cold
Amount, heat are the most uneven, and heat is the most higher, now, it should reduce indoor Current Temperatures as early as possible, preferably no longer produce
Heat, only produce cold.Therefore, best mode is to control the power-off of electrical heating portion, and compressor then can maintain current fortune
Line frequency, or raising frequency operation, quickly to adjust back indoor temperature.
Preferably, after starting constant temperature dehumidification pattern, control air-conditioning and run according to conventional dehumidification mode, control electricity simultaneously and add
The energising work of hot portion, and after running the time preset, then calculate indoor Current Temperatures TCurrentlyWith indoor initial temperature TInitially's
Difference, in order to dynamically adjust.
Preferably, in constant temperature dehumidification mode operation, the inner blower of air-conditioning runs with low wind speed, and/or, the indoor of air-conditioning
Wind deflector forwards horizontal level to.
Preferably, described electrical heating portion includes the heating unit of parallel connection, by controlling the number of the heating unit of energising work
Amount, changes heat produced by electrical heating portion.That is, by arranging plural heating unit in parallel, and make each heating
Unit can individually be controlled, then can control the quantity of heating unit energising work, thus change the power in electrical heating portion, with
This changes heat produced by electrical heating portion for greater flexibility.
The control method of the preferred embodiment of the present invention is as shown in Figure 1.
Specifically, it may include following steps:
After opening constant temperature dehumidification pattern, air-conditioning inside and outside machine controller Real-time Collection indoor ambient temperature and outside
Ambient temperature, and each independently carry out fuzzy query (having preset fuzzy data in master control program), interior owner's controller to
Electrical heating portion, inner blower, wind deflector etc. send instruction, and wind deflector forwards horizontal level to, and inner blower runs with the start of low wind speed, electricity
Heating part energising is heated.Outer owner's controller sends instruction, outer fan operation, compressor to compressor, outer blower fan simultaneously
Frequency is run by general FREQUENCY CONTROL requirement.That is, the initial stage after opening constant temperature dehumidification pattern, control air-conditioning according to often
Rule dehumidification mode runs, and controls the energising work of electrical heating portion simultaneously.
After the time (time value can be according to experimental data value) that above-mentioned instruction has been preset after having performed, namely air-conditioning is with often
After rule dehumidifying coordinates the mode of electrical heating portion heating to run the default time, start to calculate indoor Current Temperatures TCurrentlyAt the beginning of indoor
Beginning temperature TInitiallyDifference, and control as follows respectively according to difference situation:
It is first determined whether condition 1:T preset met in programCurrently-TInitially＜ T1, if it is satisfied, then compressor stops
Running, meanwhile, outer blower fan is the most out of service, and electrical heating portion and inner blower then keep duty；Otherwise,
Judge whether again to meet condition 2:T1≤TCurrently-TInitially＜ T2, run, simultaneously if it is satisfied, then control compressor frequency reducing
Electrical heating portion remains powered on work；Otherwise,
Judge whether again to meet condition 3:T2≤TCurrently-TInitially≤T3, if it is satisfied, then compressor keeps ongoing frequency to run,
The portion of electrical heating simultaneously remains powered on work；Otherwise,
Judge whether again to meet condition 4:T3＜ TCurrently-TInitially≤T4, run, simultaneously if it is satisfied, then control compressor raising frequency
Electrical heating portion remains powered on work；Otherwise,
Judge whether again to meet condition 5:TCurrently-TInitially＞ T4, if it is satisfied, then control the power-off of electrical heating portion.
After completing above-mentioned control, return again to rejudge, so circulate, can ensure while dehumidifying indoor
Temperature is held essentially constant, and reaches the effect of constant temperature dehumidification.
On the whole, in the control method of the present invention, interior owner's controller, outer owner's controller repeat detection and adopt
Collection, feed back and carry out fuzzy Judgment, if meet in program is pre-conditioned, the most inside and outside owner's controller to electrical heating portion, interior
Blower fan, outer blower fan, compressor, wind deflector control switch etc. and send instruction, perform the action preset.So, air conditioner dehumidification can be made
Running the heat that cold and the electrical heating portion produced produce and reach balance, ambient temperature when indoor temperature maintains start is upper and lower
Fuctuation within a narrow range state, reaches the effect of constant temperature dehumidification.
On the basis of above-mentioned work, present invention also offers a kind of air-conditioning, it has constant temperature dehumidification pattern, described air-conditioning
Including compressor and electrical heating portion, wherein, described electrical heating portion is arranged on the indoor section of described air-conditioning；Wherein, operation is worked as
Time under constant temperature dehumidification pattern, the control method work as described above of described air-conditioning.
Preferably, described electrical heating portion includes the heating unit of parallel connection, and each heating unit can be controlled individually, from
And heat produced by electrical heating portion can be controlled neatly.
The air-conditioning of the present invention can realize constant-temperature dehumidifying function with relatively low cost, is greatly improved the comfortable journey of common air-conditioning
Degree, widens its range of application.
Those skilled in the art is it is easily understood that on the premise of not conflicting, above-mentioned each preferred version can be free
Ground combination, superposition.
Should be appreciated that above-mentioned embodiment is only illustrative, and not restrictive, basic without departing from the present invention
In the case of principle, those skilled in the art can for above-mentioned details make various significantly or the amendment of equivalent or replace
Change, be all included in scope of the presently claimed invention.
Claims (17)
1. a control method for air-conditioning constant temperature dehumidification, described air-conditioning includes compressor and electrical heating portion, wherein, described electrical heating
Portion is arranged on the indoor section of described air-conditioning；It is characterized in that, in constant temperature dehumidification mode operation, by making compressor produce
The heat that produces of cold and electrical heating portion reach balance, realize constant temperature dehumidification.
Control method the most according to claim 1, it is characterised in that described compressor is frequency-changeable compressor, and, pass through
Control frequency and/or the break-make in described electrical heating portion of described compressor, realize the balance of described cold and described heat.
Control method the most according to claim 2, it is characterised in that in constant temperature dehumidification mode operation, works as according to indoor
Front temperature TCurrentlyWith indoor initial temperature TInitiallyDifference, change the frequency of compressor and/or the break-make in electrical heating portion.
Control method the most according to claim 3, it is characterised in that at TCurrently-TInitially＜ T1Time, control compressor and stop fortune
OK, the energising work of electrical heating portion, wherein, T1It is the first preset temperature, for negative value.
Control method the most according to claim 4, it is characterised in that at T1≤TCurrently-TInitially＜ T2Time, control compressor fall
Frequency runs, the energising work of electrical heating portion, wherein, and T2It is the second preset temperature, for negative value.
Control method the most according to claim 5, it is characterised in that at T2≤TCurrently-TInitially≤T3Time, control compressor and protect
Hold ongoing frequency to run, the energising work of electrical heating portion, wherein, T3Be the 3rd preset temperature, on the occasion of.
Control method the most according to claim 6, it is characterised in that at T3＜ TCurrently-TInitially≤T4Time, control compressor liter
Frequency runs, the energising work of electrical heating portion, wherein, and T4Be the 4th preset temperature, on the occasion of.
Control method the most according to claim 7, it is characterised in that at TCurrently-TInitially＞ T4Time, control the power-off of electrical heating portion.
9., according to the control method one of claim 3-8 Suo Shu, it is characterised in that after starting constant temperature dehumidification pattern, control
Air-conditioning runs according to conventional dehumidification mode, controls the energising work of electrical heating portion simultaneously, and after running the time preset, then count
Calculate indoor Current Temperatures TCurrentlyWith indoor initial temperature TInitiallyDifference.
10. according to the control method one of claim 4-8 Suo Shu, it is characterised in that T1≤-3℃。
11. according to the control method one of claim 5-8 Suo Shu, it is characterised in that-3 DEG C of ＜ T2≤-0.5℃。
12. according to the control method one of claim 6-8 Suo Shu, it is characterised in that 0.5 DEG C≤T3＜ 3 DEG C.
13. according to the control method one of claim 7-8 Suo Shu, it is characterised in that T4≥3℃。
14. according to the control method one of claim 1-8 Suo Shu, it is characterised in that in constant temperature dehumidification mode operation, air-conditioning
Inner blower run with low wind speed, and/or, the indoor wind deflector of air-conditioning forwards horizontal level to.
15. according to the control method one of claim 1-8 Suo Shu, it is characterised in that described electrical heating portion includes adding of parallel connection
Hot cell, by controlling the quantity of the heating unit of energising work, changes heat produced by electrical heating portion.
16. 1 kinds of air-conditionings, it has constant temperature dehumidification pattern, and described air-conditioning includes compressor and electrical heating portion, and wherein, described electricity adds
Hot portion is arranged on the indoor section of described air-conditioning；It is characterized in that, when running under constant temperature dehumidification pattern, described air-conditioning is pressed
Work according to the control method one of claim 1-15 Suo Shu.
17. air-conditionings according to claim 16, it is characterised in that described electrical heating portion includes the heating unit of parallel connection, often
Individual heating unit can be controlled individually.
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| CN201610842208.7A CN106322685A (en) | 2016-09-22 | 2016-09-22 | Control method for constant-temperature dehumidification of air conditioner and air conditioner |
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| CN201610842208.7A CN106322685A (en) | 2016-09-22 | 2016-09-22 | Control method for constant-temperature dehumidification of air conditioner and air conditioner |
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| CN108626855A (en) * | 2018-04-28 | 2018-10-09 | 宁波奥克斯电气股份有限公司 | A kind of energy saving pleasant climate method of frequency-conversion air-conditioning system |
| CN109764478A (en) * | 2018-12-11 | 2019-05-17 | 珠海格力电器股份有限公司 | Constant temperature and humidity unit temprature control method, device and constant temperature and humidity machine |
| CN110736143A (en) * | 2019-10-12 | 2020-01-31 | 海信（山东）空调有限公司 | double-air-duct air conditioner and dehumidification method and system thereof |
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| CN113154619A (en) * | 2021-03-01 | 2021-07-23 | 广东积微科技有限公司 | Dehumidification system of air conditioner, control method, computer device and storage medium |
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