CN111336587A - Dehumidification device and method, dehumidification capacity recovery system and method and air conditioner - Google Patents

Dehumidification device and method, dehumidification capacity recovery system and method and air conditioner Download PDF

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Publication number
CN111336587A
CN111336587A CN202010192432.2A CN202010192432A CN111336587A CN 111336587 A CN111336587 A CN 111336587A CN 202010192432 A CN202010192432 A CN 202010192432A CN 111336587 A CN111336587 A CN 111336587A
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CN
China
Prior art keywords
dehumidifying
moisture
air
dehumidification
air conditioner
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202010192432.2A
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Chinese (zh)
Inventor
余斌
刘恒恒
陈伟
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Aux Air Conditioning Co Ltd
Ningbo Aux Electric Co Ltd
Original Assignee
Aux Air Conditioning Co Ltd
Ningbo Aux Electric Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Aux Air Conditioning Co Ltd, Ningbo Aux Electric Co Ltd filed Critical Aux Air Conditioning Co Ltd
Priority to CN202010192432.2A priority Critical patent/CN111336587A/en
Publication of CN111336587A publication Critical patent/CN111336587A/en
Pending legal-status Critical Current

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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F1/00Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
    • F24F1/0007Indoor units, e.g. fan coil units
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F1/00Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
    • F24F1/0007Indoor units, e.g. fan coil units
    • F24F1/0059Indoor units, e.g. fan coil units characterised by heat exchangers
    • F24F1/0063Indoor units, e.g. fan coil units characterised by heat exchangers by the mounting or arrangement of the heat exchangers
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F1/00Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
    • F24F1/0007Indoor units, e.g. fan coil units
    • F24F1/0083Indoor units, e.g. fan coil units with dehumidification means
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00Control or safety arrangements
    • F24F11/62Control or safety arrangements characterised by the type of control or by internal processing, e.g. using fuzzy logic, adaptive control or estimation of values
    • F24F11/63Electronic processing
    • F24F11/64Electronic processing using pre-stored data
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00Control or safety arrangements
    • F24F11/62Control or safety arrangements characterised by the type of control or by internal processing, e.g. using fuzzy logic, adaptive control or estimation of values
    • F24F11/63Electronic processing
    • F24F11/65Electronic processing for selecting an operating mode
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00Control or safety arrangements
    • F24F11/70Control systems characterised by their outputs; Constructional details thereof
    • F24F11/72Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F13/00Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
    • F24F13/22Means for preventing condensation or evacuating condensate
    • F24F13/222Means for preventing condensation or evacuating condensate for evacuating condensate
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F2110/00Control inputs relating to air properties
    • F24F2110/20Humidity
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F2140/00Control inputs relating to system states
    • F24F2140/20Heat-exchange fluid temperature

Abstract

The utility model provides a dehydrating unit, is applied to air conditioner technical field, and dehydrating unit sets up the air intake department at air conditioner internal unit, dehydrating unit includes the pellicle and is used for absorbing the moisture hygroscopic agent, and when the air was through air conditioner internal unit's air intake, moisture in the air passed through the pellicle one-way conveying is to the hygroscopic agent. The disclosure also provides a dehumidification method, a dehumidification restoring capacity system and a method, and an air conditioner, which can separate the cooling and dehumidification functions of the air conditioner, reduce the total cooling load in a building, and increase the evaporation temperature.

Description

Dehumidification device and method, dehumidification capacity recovery system and method and air conditioner
Technical Field
The disclosure relates to the technical field of air conditioners, in particular to a dehumidifying device and method, a dehumidifying capacity recovery system and method and an air conditioner.
Background
The dehumidification principle of traditional air conditioner adopts the condensation dehumidification always, unifies and adjusts the warm and humid environment of building, still need get rid of sensible heat load and latent heat load in the building when adopting the condensation dehumidification to realize the control of humiture.
The dehumidification principle can achieve the purpose of dehumidification only by reducing the evaporation temperature below the dew point temperature, so that if the relative humidity of an air outlet of the air conditioner needs to be ensured within a reasonable range, the temperature of the evaporator needs to be reduced to achieve the purpose of dehumidification, so that the total cold load rate in a building is high, and the evaporation temperature is low.
Disclosure of Invention
The present disclosure is directed to a dehumidification device and method, a dehumidification capability recovery system and method, and an air conditioner, which can reduce the total cooling load in a building, increase the evaporation temperature, and separate the cooling and dehumidification functions of the air conditioner.
In order to achieve the above object, a first aspect of the embodiments of the present disclosure provides a dehumidification device 10 for an air conditioner internal unit 1000, where the dehumidification device 10 is disposed at an air inlet of the air conditioner internal unit 1000;
the dehumidifying device 10 comprises a semipermeable membrane 101 and a moisture absorbent 102 for absorbing moisture, and when air passes through an air inlet of the air conditioner indoor unit 1000, moisture in the air is unidirectionally transmitted to the moisture absorbent 102 through the semipermeable membrane 101.
Therefore, by adopting the method for arranging the dehumidifying device 10 at the air inlet of the indoor unit 1000 of the air conditioner, the dehumidifying device 10 comprises the semipermeable membrane 101 and the moisture absorbent 102 for absorbing moisture, when air passes through the air inlet of the indoor unit 1000 of the air conditioner, moisture in the air is transmitted to the moisture absorbent 102 in a one-way mode through the semipermeable membrane 101, the moisture in the air is absorbed by the moisture absorbent 102, and then the air after moisture absorption by the dehumidifying device 10 enters the evaporator 100 for heat exchange. During the period, the moisture content of the air dried by the dehumidifying device 10 is reduced, and the evaporator 100 is not required to be cooled to realize condensation dehumidification, so that the cooling and dehumidifying functions of the air conditioner can be separated, the evaporating temperature of the evaporator 100 is improved, the total cold load in a building is reduced, and the working efficiency of the air conditioner is improved.
Optionally, the material of the moisture absorbent 102 is a liquid moisture absorbent material that can be regenerated by heating.
Therefore, when the moisture absorption capability of the moisture absorbent 102 needs to be recovered, the moisture in the moisture absorbent 102 can be volatilized by heating the moisture absorbent 102, and the moisture absorbent 102 recovers the moisture absorption capability.
Optionally, the dehumidifier 10 is disposed above the evaporator 100 of the air conditioner internal unit 10000.
Therefore, after the air is dehumidified by the dehumidifier 10, the air can quickly reach the evaporator 100, and the work efficiency is improved.
Optionally, the number of the dehumidifying devices 10 is one or more;
when the number of the dehumidifying devices 10 is plural, the dehumidifying devices 10 are distributed on both sides of the air inlet of the air conditioner indoor unit 1000.
Therefore, the contact area between the dehumidifier 10 and the air at the air inlet of the air conditioner indoor unit 1000 is increased, so as to realize omnibearing moisture absorption.
The second aspect of the embodiment of the present disclosure provides a dehumidification capacity recovery system, which includes a condenser 20, a water pump 30, a liquid reservoir 40, and the dehumidification device 10 according to the first aspect of the embodiment of the present disclosure;
liquid outlet and inlet have been seted up to dehydrating unit 10, the liquid outlet intercommunication has drain pipe 50, drain pipe 50 passes condenser 20, drain pipe 50's liquid outlet is arranged in the reservoir 40, the inlet intercommunication has feed liquor pipe 60, the inlet of feed liquor pipe 60 is arranged in the reservoir 40, feed liquor pipe 60 passes condenser 20, the liquid outlet of feed liquor pipe 60 is connected on dehydrating unit 10's the inlet.
The reservoir 40 for volatilizing moisture from the high-temperature solution stored therein;
the water pump 30 is disposed on the liquid inlet pipe 60, and the water pump 30 is configured to pump the moisture absorbent 102 in the liquid reservoir 40 to the liquid inlet pipe 60, so that the moisture absorbent 102 flows into the dehumidifying apparatus 10 through the liquid inlet pipe 60, and the moisture absorbent 102 in the dehumidifying apparatus 10 flows out to the liquid outlet pipe 50.
Therefore, only two pipelines (liquid outlet pipe 50 and liquid inlet pipe 60), water pump 30 and liquid storage device 40 are added, so that the liquid outlet pipe 50 penetrates through the condenser 20 in the air conditioner external machine, the moisture absorbent 102 in the liquid outlet pipe 50 can be heated by utilizing the heat emitted by the condenser 20, the dehumidification capacity of the moisture absorbent 102 is recovered, the whole structure is simple, the total power consumption of the air conditioner is not required to be increased, the dehumidification function can be realized to be stable and effective for a long time, the energy utilization rate is improved, and the temperature in the air conditioner external machine is reduced.
Optionally, the system further comprises a fan 70, and the reservoir 40 is located between the condenser 20 and the fan 70.
Therefore, when the blower 70 is operated, the moisture volatilized from the moisture absorbent 102 in the reservoir 40 is rapidly taken away.
A third aspect of the embodiments of the present disclosure provides an air conditioner including the dehumidifying apparatus according to the first aspect.
A fourth aspect of embodiments of the present disclosure provides an air conditioner including the dehumidification capability recovery system according to the second aspect.
A fifth aspect of the embodiments of the present disclosure provides a dehumidification method, which is applied to the dehumidification device according to the first aspect of the embodiments of the present disclosure, and the method includes:
when air enters from an air inlet of the air conditioner indoor unit 1000, moisture in the air is unidirectionally transferred to the moisture absorbent 102 in the dehumidifying device 10 by using the semipermeable membrane 101 of the dehumidifying device 10;
absorbing moisture in the air by using a moisture absorbent 102 in the dehumidifying device 10;
the evaporator 100 in the air conditioner indoor unit 1000 is used for exchanging heat for the air after absorbing moisture.
Therefore, when air enters the air inlet of the air conditioner indoor unit 1000, moisture in the air is unidirectionally transferred to the moisture absorbent 102 through the semipermeable membrane 101, the moisture absorbent 102 absorbs the moisture in the air, and the air after moisture absorption by the dehumidifying device 10 enters the evaporator 100 for heat exchange. During the period, the moisture content of the air dried by the dehumidifying device 10 is reduced, and the evaporator 100 is not required to be cooled to realize condensation dehumidification, so that the cooling and dehumidifying functions of the air conditioner can be separated, the evaporating temperature of the evaporator 100 is improved, the total cold load in a building is reduced, and the working efficiency of the air conditioner is improved.
A sixth aspect of the embodiments of the present disclosure provides a dehumidification capability recovery method applied to the dehumidification capability recovery system according to the second aspect of the embodiments of the present disclosure, where the method includes:
starting the water pump 30 to pump the moisture absorbent 102 in the liquid storage device 40, so that the moisture absorbent 102 flows into the dehumidifying apparatus 10 through the liquid inlet pipe 60, and the moisture absorbent 102 in the dehumidifying apparatus 10 flows out to the liquid outlet pipe 50;
the heat emitted by the condenser 20 in the refrigeration mode is used for heating the moisture absorbent 102 in the liquid outlet pipe 50;
the moisture absorbent 102 is received from the liquid outlet of the liquid outlet pipe 50 through the reservoir 40, and the moisture in the moisture absorbent 102 in the reservoir 40 is volatilized.
Therefore, the heat emitted by the condenser 20 in the refrigeration mode is used for heating the moisture absorbent 102 in the liquid outlet pipe 50, and then the liquid storage device 40 volatilizes the moisture in the moisture absorbent 102 in the liquid storage device 40, so that partial energy conversion is performed on the heat emitted by the condenser 20 in the refrigeration mode, the dehumidification capability of the dehumidification device 10 can be recovered without increasing the total power consumption of the air conditioner, and the dehumidification function is stable and effective for a long time.
Drawings
In order to more clearly illustrate the embodiments of the present disclosure or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present disclosure, and other drawings can be obtained by those skilled in the art without creative efforts.
Fig. 1 is a schematic structural diagram of a dehumidifying apparatus according to an embodiment of the present disclosure;
fig. 2 is an installation schematic diagram of a dehumidifying apparatus provided in an embodiment of the present disclosure;
FIG. 3 is a schematic diagram of a position of a dehumidifier and an evaporator according to an embodiment of the present disclosure;
fig. 4 is a schematic structural diagram of a dehumidification capability recovery system according to an embodiment of the present disclosure;
fig. 5 is a schematic diagram illustrating the operation of a dehumidification capacity recovery system in a refrigeration circuit according to an embodiment of the present disclosure;
fig. 6 is a schematic diagram illustrating a position of a reservoir in a dehumidification capability recovery system according to an embodiment of the present disclosure;
FIG. 7 is a schematic flow chart of a dehumidification method according to an embodiment of the present disclosure;
fig. 8 is a schematic flowchart of a dehumidification capability recovery method according to an embodiment of the present disclosure.
Description of the drawings:
10-a dehumidifying device, 101-a semipermeable membrane, 102-a moisture absorbent, 20-a condenser, 30-a water pump, 40-a liquid storage device, 50-a liquid outlet pipe, 60-a liquid inlet pipe, 70-a fan, 80-a compressor, 90-an electronic expansion valve, 100-an evaporator and 1000-an air conditioner indoor unit.
Detailed Description
In order to make the objects, features and advantages of the present disclosure more apparent and understandable, the technical solutions in the embodiments of the present disclosure will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present disclosure, and it is apparent that the described embodiments are only a part of the embodiments of the present disclosure, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments disclosed herein without making any creative effort, shall fall within the protection scope of the present disclosure.
Referring to fig. 1 and fig. 2, fig. 1 is a schematic structural diagram of a dehumidifying apparatus according to an embodiment of the present disclosure, and fig. 2 is a schematic installation diagram of the dehumidifying apparatus according to an embodiment of the present disclosure, where the dehumidifying apparatus 10 is used in an air conditioner internal unit 1000, and the dehumidifying apparatus 10 is disposed at an air inlet of the air conditioner internal unit 1000.
The dehumidifying device 10 comprises a semipermeable membrane 101 and a moisture absorbent 102 for absorbing moisture, and when air passes through an air inlet of the air conditioner indoor unit 1000, moisture in the air is unidirectionally transferred to the moisture absorbent 102 through the semipermeable membrane 101.
Optionally, a boss, a groove or a buckle may be added at the air inlet of the air conditioner internal unit 1000, and the dehumidification device 10 is fixed at the air inlet of the air conditioner internal unit 1000 to prevent displacement.
In this embodiment, the method of setting the dehumidifying device 10 at the air inlet of the air conditioner internal unit 1000 is adopted, and the dehumidifying device 10 includes the semipermeable membrane 101 and the moisture absorbent 102 for absorbing moisture, when the air passes through the air inlet of the air conditioner internal unit 1000, the moisture in the air is unidirectionally transmitted to the moisture absorbent 102 through the semipermeable membrane 101, the moisture absorbent 102 absorbs the moisture in the air, and then the air after moisture absorption by the dehumidifying device 10 enters the evaporator 100 again for heat exchange. During the period, the moisture content of the air dried by the dehumidifying device 10 is reduced, and the evaporator 100 is not required to be cooled to realize condensation dehumidification, so that the cooling and dehumidifying functions of the air conditioner can be separated, the evaporating temperature of the evaporator 100 is improved, the total cold load in a building is reduced, and the working efficiency of the air conditioner is improved.
In one embodiment of the present disclosure, the material of the moisture absorbent 102 is a liquid moisture absorbent material that can be regenerated by heating. When the moisture absorption capacity of the moisture absorbent 102 needs to be recovered, the moisture in the moisture absorbent 102 can be volatilized by heating the moisture absorbent 102, and the moisture absorbent 102 recovers the moisture absorption capacity again.
Referring to fig. 3, in one embodiment of the present disclosure, the dehumidifier 10 is disposed above the evaporator 100 of the air conditioner indoor unit 1000, so that air can quickly reach the evaporator 100 after being dehumidified by the dehumidifier 10, thereby improving the working efficiency.
Referring to fig. 3, in one embodiment of the present disclosure, the number of the dehumidifying apparatuses 10 is one or more. When the number of the dehumidifying devices 10 is multiple, the dehumidifying devices 10 are distributed on two sides of the air inlet of the air conditioner indoor unit 1000, so that the contact area between the dehumidifying devices 10 and the air at the air inlet of the air conditioner indoor unit 1000 is increased, and the all-dimensional moisture absorption is realized. As shown in fig. 3, 2 dehumidification devices 10 are taken as an example, and two dehumidification devices are respectively disposed at two sides of an air inlet of the air conditioner indoor unit 1000.
Referring to fig. 4, fig. 4 is a schematic structural diagram of a dehumidification capacity recovery system according to an embodiment of the present disclosure, which includes a condenser 20, a water pump 30, a liquid reservoir 40, and the dehumidification device 10 shown in fig. 1.
The dehumidifier 10 is provided with a liquid outlet and a liquid inlet, the liquid outlet is communicated with a liquid outlet pipe 50, the liquid outlet pipe 50 passes through the condenser 20, the liquid outlet of the liquid outlet pipe 50 is arranged in the liquid storage device 40, the liquid inlet is communicated with a liquid inlet pipe 60, the liquid inlet of the liquid inlet pipe 60 is arranged in the liquid storage device 40, the liquid inlet pipe 60 passes through the condenser 20, and the liquid outlet of the liquid inlet pipe 60 is connected to the liquid inlet of the dehumidifier 10.
A reservoir 40 for volatilizing moisture from the high-temperature solution stored therein;
the water pump 30 is disposed on the liquid inlet pipe 60, and the water pump 30 is used for pumping the moisture absorbent 102 in the liquid reservoir 40 to the liquid inlet pipe 60, so that the moisture absorbent 102 flows into the dehumidifying apparatus 10 through the liquid inlet pipe 60, and the moisture absorbent 102 in the dehumidifying apparatus 10 flows out to the liquid outlet pipe 50.
It will be appreciated that the condenser 20 is in the refrigeration circuit of the normal refrigeration mode of the air conditioner, and that the condenser 20 within the outdoor unit dissipates a significant amount of heat when the refrigeration system is operating. Fig. 5 is a schematic diagram illustrating the operation of the present dehumidification capacity recovery system in a refrigeration circuit including a compressor 80, a condenser 20, an electronic expansion valve 90, and an evaporator 100.
Optionally, the position of the liquid outlet pipe 50 in the liquid storage device 40 is higher than the position of the liquid inlet pipe 60, so as to prevent the liquid storage device 40 from flowing back into the liquid outlet pipe 50.
Therefore, in the air-conditioning cooling mode, when the dehumidification capacity recovery system is operated, the suction pump 30 is turned on, the moisture absorbent 102 in the liquid reservoir 40 flows into the dehumidification device 10 through the liquid inlet pipe 60, when the moisture absorbent 102 in the dehumidifying device 10 is filled, the excessive moisture absorbent 102 flows out to the liquid outlet pipe 50, because the liquid outlet pipe 50 is partially arranged in the condenser 20 of the air conditioner external unit, the moisture absorbent 102 in the liquid outlet pipe 50 from the air conditioner internal unit 1000 is heated by a large amount of heat emitted by the condenser 20, then, the moisture absorbent 102 in the liquid outlet pipe 50 flows into the liquid storage 40 through the liquid outlet of the liquid outlet pipe 50, the moisture is volatilized from the liquid storage device 40, and finally, the moisture absorbent 102 in the liquid storage device 40 is pumped to the liquid inlet pipe 60 by the water pump, and simultaneously, when the moisture absorbent 102 in the liquid inlet pipe 60 enters the air conditioner indoor unit 1000 from the air conditioner outdoor unit, the moisture absorbent 102 in the liquid inlet pipe 60 can be cooled and cooled at the outdoor side by using the outdoor temperature.
In this implementation, only increase two pipelines (drain pipe 50 and feed liquor pipe 60), suction pump 30 and reservoir 40, make drain pipe 50 pass condenser 20 in the air conditioner outer machine, the heat that can utilize condenser 20 to give off heats up the desiccator 102 in the drain pipe 50, in order to resume the dehumidification ability of desiccator 102, overall structure is simple, need not to increase the total consumption of air conditioner, can realize that the dehumidification function is stable effective for a long time, promote energy utilization, reduce the temperature in the air conditioner outer machine.
Referring to fig. 6, in one embodiment of the present disclosure, the system further includes a blower 70, and the reservoir 40 is located between the condenser 20 and the blower 70, so that moisture volatilized from the desiccant 102 in the reservoir 40 is quickly carried away by the blower 70.
Referring to fig. 7, fig. 7 is a schematic flowchart illustrating a dehumidification method according to an embodiment of the present disclosure, which is applied to the dehumidification apparatus 10 shown in fig. 1, fig. 2, or fig. 3, and the method includes:
s101, when air enters from an air inlet of an air conditioner indoor unit 1000, moisture in the air is transmitted to a moisture absorbent 102 in the dehumidifying device 10 in a one-way mode through a semipermeable membrane 101 of the dehumidifying device 10;
s102, absorbing moisture in the air by using the moisture absorbent 102 in the dehumidifier 10;
and S103, exchanging heat for the air after absorbing the moisture by using the evaporator 100 in the air conditioner indoor unit 1000.
In this embodiment, when air enters the air inlet of the air conditioner internal unit 1000, moisture in the air is unidirectionally transferred to the moisture absorbent 102 through the semipermeable membrane 101, the moisture absorbent 102 absorbs the moisture in the air, and the air after moisture absorption by the dehumidifying device 10 enters the evaporator 100 again for heat exchange. During the period, the moisture content of the air dried by the dehumidifying device 10 is reduced, and the evaporator 100 is not required to be cooled to realize condensation dehumidification, so that the cooling and dehumidifying functions of the air conditioner can be separated, the evaporating temperature of the evaporator 100 is improved, the total cold load in a building is reduced, and the working efficiency of the air conditioner is improved.
Referring to fig. 8, fig. 8 is a schematic flowchart illustrating a method for recovering dehumidification capability according to an embodiment of the present disclosure, where the method is applied to the dehumidification system shown in fig. 4, fig. 5 or fig. 6, and the method includes:
s201, starting the water pump 30, pumping the moisture absorbent 102 in the liquid storage device 40, so that the moisture absorbent 102 flows into the dehumidifying device 10 through the liquid inlet pipe 60, and the moisture absorbent 102 in the dehumidifying device 10 flows out to the liquid outlet pipe 50;
s202, heating the moisture absorbent 102 in the liquid outlet pipe 50 by using heat emitted by the condenser 20 in a refrigeration mode;
and S203, receiving the moisture absorbent 102 from the liquid outlet of the liquid outlet pipe 50 through the liquid storage device 40, and volatilizing moisture in the moisture absorbent 102 in the liquid storage device 40.
Further, before step S201, the dehumidifying capacity of the dehumidifying agent in the dehumidifying apparatus 10 may be determined to determine whether to turn on the water pump 30 and turn on the dehumidifying capacity recovery system. Specifically, firstly, the air humidity of the air conditioner internal unit 1000 during air intake and air outtake is collected, then, the difference between the air humidity of the air conditioner internal unit 1000 during air intake and air outtake is calculated, and then whether the difference is smaller than a preset threshold value is judged, if yes, step S201 is executed, and if not, the air humidity of the air conditioner internal unit 1000 during air intake and air outtake is collected again. In the above process, when it is detected that the difference exceeds the preset threshold, which indicates that the dehumidifying capability of the moisture absorbent 102 is reduced, the water pump 30 needs to be turned on, so that the dehumidifying capability of the moisture absorbent 102 in the dehumidifying apparatus 10 can be accurately monitored.
The preset threshold may be 2%, 3%, or 5%, and the like, and the specific value is not limited.
In this embodiment, the heat emitted from the condenser 20 in the refrigeration mode is used to heat the moisture absorbent 102 in the liquid outlet pipe 50, and then the liquid reservoir 40 volatilizes the moisture in the moisture absorbent 102 in the liquid reservoir 40, so as to perform partial energy conversion on the heat emitted from the condenser 20 in the refrigeration mode, thereby recovering the dehumidification capability of the dehumidification device 10 without increasing the total power consumption of the air conditioner, and realizing the long-term, stable and effective dehumidification function.
Embodiments of the present application also provide an air conditioner, which includes a dehumidifying apparatus 10 as shown in fig. 1, fig. 2 or fig. 3.
Embodiments of the present application also provide an air conditioner including the dehumidification capability recovery system as shown in fig. 4, 5, or 6.
It should be noted that, for the sake of simplicity, the foregoing method embodiments are described as a series of acts or combinations, but those skilled in the art should understand that the present invention is not limited by the described order of acts, as some steps may be performed in other orders or simultaneously according to the present invention. Further, those skilled in the art will appreciate that the embodiments described in the specification are presently preferred and that no acts or modules are necessarily required of the invention.
In the above embodiments, the descriptions of the respective embodiments have respective emphasis, and for parts that are not described in detail in a certain embodiment, reference may be made to related descriptions of other embodiments.
In view of the above description of the dehumidification device and method, the dehumidification capability recovery system and method, and the air conditioner provided by the present disclosure, those skilled in the art will recognize that there are variations to the embodiments and applications of the present disclosure.

Claims (10)

1. A dehumidification device (10) is used for an air conditioner indoor unit (1000), and is characterized in that the dehumidification device (10) is arranged at an air inlet of the air conditioner indoor unit (1000);
the dehumidifying device (10) comprises a semi-permeable membrane (101) and a moisture absorbent (102) for absorbing moisture, and when air passes through an air inlet of the air conditioner indoor unit (1000), moisture in the air is transmitted to the moisture absorbent (102) in a one-way mode through the semi-permeable membrane 101.
2. A dehumidifying device (10) as claimed in claim 1, characterized in that the material of the moisture absorbing agent (102) is a liquid moisture absorbing material which can be regenerated by heating.
3. A dehumidifying device (10) as claimed in claim 1 or 2, wherein the dehumidifying device (10) is disposed above an evaporator (100) of the air-conditioning indoor unit (1000).
4. A dehumidifying device (10) as claimed in claim 1 or 2, wherein the number of the dehumidifying device (10) is one or more;
when the number of the dehumidifying devices (10) is multiple, the dehumidifying devices (10) are distributed on two sides of an air inlet of an air conditioner indoor unit (1000).
5. A dehumidification capacity recovery system, characterized by comprising a condenser (20), a suction pump (30), an accumulator (40) and a dehumidification device (10) according to any one of claims 1 to 4;
liquid outlet and inlet have been seted up in dehydrating unit (10), the liquid outlet intercommunication has drain pipe (50), drain pipe (50) pass condenser (20), the liquid outlet of drain pipe (50) is arranged in reservoir (40), the inlet intercommunication has feed liquor pipe (60), the inlet of feed liquor pipe (60) is arranged in the reservoir 40, feed liquor pipe (60) pass condenser (20), the liquid outlet of feed liquor pipe (60) is connected on the inlet of dehydrating unit (10).
The liquid reservoir (40) is used for volatilizing moisture from the high-temperature solution stored in the liquid reservoir;
the water pump 30 is arranged on the liquid inlet pipe (60), and the water pump (30) is used for pumping out the moisture absorbent (102) in the liquid storage device (40) to the liquid inlet pipe (60), so that the moisture absorbent 102 flows into the dehumidifying device (10) through the liquid inlet pipe (60), and the moisture absorbent (102) in the dehumidifying device (10) flows out to the liquid outlet pipe (50).
6. Dehumidification capability restoration system according to claim 5, further comprising a fan (70), wherein the reservoir (40) is located between the condenser (20) and the fan (70).
7. An air conditioner, characterized in that it comprises a dehumidifying device (10) according to any one of claims 1 to 4.
8. An air conditioner characterized by comprising the dehumidification capability recovery system according to any one of claims 5 to 6.
9. A dehumidification method applied to a dehumidification apparatus (10) according to any one of claims 1 to 4, the method comprising:
when air enters an air inlet of an air conditioner indoor unit 1000, moisture in the air is transmitted to a moisture absorbent (102) in a dehumidifying device (10) in a one-way mode by utilizing a semipermeable membrane (101) of the dehumidifying device (10);
absorbing moisture in the air by using a moisture absorbent (102) in the dehumidifying device (10);
and exchanging heat for the air after absorbing the moisture by using an evaporator (100) in the air conditioner indoor unit (1000).
10. A dehumidification capacity restoration method applied to a dehumidification system according to claim 5 or 6, the method comprising:
starting a water pump (30), pumping the moisture absorbent (102) in the liquid storage device (40) so as to enable the moisture absorbent (102) to flow into the dehumidifying device (10) through the liquid inlet pipe (60), and enabling the moisture absorbent (102) in the dehumidifying device (10) to flow out to the liquid outlet pipe (50);
heating the moisture absorbent (102) in the liquid outlet pipe (50) by using heat emitted by the condenser (20) in a refrigeration mode;
and receiving the moisture absorbent (102) from the liquid outlet of the liquid outlet pipe (50) through the liquid storage device (40), and volatilizing moisture in the moisture absorbent (102) in the liquid storage device (40).
CN202010192432.2A 2020-03-18 2020-03-18 Dehumidification device and method, dehumidification capacity recovery system and method and air conditioner Pending CN111336587A (en)

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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN202947220U (en) * 2012-12-06 2013-05-22 珠海格力电器股份有限公司 Air conditioning indoor unit
CN106403143A (en) * 2015-07-31 2017-02-15 青岛海尔空调电子有限公司 Temperature and humidity independent treatment air conditioner system and control method thereof
CN106839202A (en) * 2017-01-11 2017-06-13 广东美的制冷设备有限公司 A kind of air-conditioner and its dehumanization method
JP2019095163A (en) * 2017-11-28 2019-06-20 株式会社コロナ Dehumidifier
CN110243024A (en) * 2019-06-17 2019-09-17 东莞市大山膜科技有限公司 A kind of household membrane type solution dehumidifier

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN202947220U (en) * 2012-12-06 2013-05-22 珠海格力电器股份有限公司 Air conditioning indoor unit
CN106403143A (en) * 2015-07-31 2017-02-15 青岛海尔空调电子有限公司 Temperature and humidity independent treatment air conditioner system and control method thereof
CN106839202A (en) * 2017-01-11 2017-06-13 广东美的制冷设备有限公司 A kind of air-conditioner and its dehumanization method
JP2019095163A (en) * 2017-11-28 2019-06-20 株式会社コロナ Dehumidifier
CN110243024A (en) * 2019-06-17 2019-09-17 东莞市大山膜科技有限公司 A kind of household membrane type solution dehumidifier

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