CN106949531A - A kind of multi-joint hybrid system of anhydrous floor heating and its control method - Google Patents
A kind of multi-joint hybrid system of anhydrous floor heating and its control method Download PDFInfo
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- CN106949531A CN106949531A CN201710249828.4A CN201710249828A CN106949531A CN 106949531 A CN106949531 A CN 106949531A CN 201710249828 A CN201710249828 A CN 201710249828A CN 106949531 A CN106949531 A CN 106949531A
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- valve
- electromagnetism
- electric expansion
- refrigerant
- anhydrous
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24D—DOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
- F24D15/00—Other domestic- or space-heating systems
- F24D15/04—Other domestic- or space-heating systems using heat pumps
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F5/00—Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater
- F24F5/0007—Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater cooling apparatus specially adapted for use in air-conditioning
- F24F5/001—Compression cycle type
-
- 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
- F25B13/00—Compression machines, plants or systems, with reversible cycle
-
- 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
- F25B29/00—Combined heating and refrigeration systems, e.g. operating alternately or simultaneously
- F25B29/003—Combined heating and refrigeration systems, e.g. operating alternately or simultaneously of the compression type system
-
- 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
- F25B41/00—Fluid-circulation arrangements
- F25B41/20—Disposition of valves, e.g. of on-off valves or flow control valves
-
- 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
- F25B41/00—Fluid-circulation arrangements
- F25B41/30—Expansion means; Dispositions thereof
- F25B41/31—Expansion valves
-
- 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
- F25B41/00—Fluid-circulation arrangements
- F25B41/30—Expansion means; Dispositions thereof
- F25B41/37—Capillary tubes
-
- 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
- F25B2313/00—Compression machines, plants or systems with reversible cycle not otherwise provided for
- F25B2313/027—Compression machines, plants or systems with reversible cycle not otherwise provided for characterised by the reversing means
- F25B2313/02741—Compression machines, plants or systems with reversible cycle not otherwise provided for characterised by the reversing means using one four-way valve
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/70—Efficient control or regulation technologies, e.g. for control of refrigerant flow, motor or heating
Abstract
The invention discloses a kind of anhydrous multi-joint hybrid system of floor heating and its control method, system includes compressor, heat exchanger, water tank coil pipe, anhydrous capillary and VRV units, the compressor, heat exchanger and water tank coil pipe formation heating circuit, the compressor, heat exchanger and anhydrous capillary with forming floor heating cold loop, the compressor, heat exchanger and VRV units formation cooling and warming loop.Method includes heating water tanks pattern, anhydrous floor heating pattern, anhydrous ground chill formula, multi-joint refrigeration mode and multi-joint heating mode.The present invention can realize heating water tanks, anhydrous floor heating, anhydrous cold, multi-joint refrigeration and multi-joint a variety of functions such as heat, integrated and comfortableization the demand of systemic-function can fully be met, and the purpose that whole system heat is fully reclaimed can be realized, effectively reduce energy waste.It the composite can be widely applied in ground heating system.
Description
Technical field
The present invention relates to heating technology field, more particularly to a kind of multi-joint hybrid system of anhydrous floor heating and its control method.
Background technology
With the continuous lifting that people require for heating, anhydrous floor heating is low with its comfortable safe and environment-friendly energy-conservation, expense
High performance-price ratio obtains the favor of many families, but with the slowly propulsion market of anhydrous floor heating, still can find existing
Anhydrous ground heating system can have problems with：
Conventional anhydrous ground heating system can only simply realize floor heating and wind disk two functions of refrigeration, and function is relatively easy,
Integrated and comfortableization the demand of current client request set of system function can not be met.
Conventional anhydrous ground heating system can not realize each wind disk independent cooling, and all wind disk refrigeration can only be uniformly controlled,
Underaction is so controlled, and also increases some and need not open the brought energy consumption of operation after wind disk is unlocked.
Conventional anhydrous ground heating system is not reclaimed effectively to the heat after evaporation, causes the waste of heat.
The content of the invention
In order to solve the above-mentioned technical problem, can be multi-functional it is an object of the invention to provide one kind, and the one of energy consumption can be reduced
Plant the anhydrous multi-joint hybrid system of floor heating and its control method.
The technical solution used in the present invention is：
A kind of multi-joint hybrid system of anhydrous floor heating, including compressor, heat exchanger, water tank coil pipe, anhydrous capillary and VRV units,
The compressor, heat exchanger and water tank coil pipe formation heating circuit, the compressor, heat exchanger and the formation floor heating of anhydrous capillary
Ground cold loop, the compressor, heat exchanger and VRV units formation cooling and warming loop.
As a kind of further improvement of described anhydrous multi-joint hybrid system of floor heating, also include four-way valve, the pressure
The output end of contracting machine and the D mouths of four-way valve are connected, and the S mouths of the four-way valve are connected with the input of compressor, the four-way valve
C mouths be connected respectively with water tank coil pipe, anhydrous capillary and VRV units, the E mouths of the four-way valve are connected to heat exchanger and VRV
Unit, the heat exchanger is connected with water tank coil pipe, anhydrous capillary and VRV units respectively.
As a kind of further improvement of described anhydrous multi-joint hybrid system of floor heating, the VRV units include multiple VRV
Heat exchanger and multiple VRV electric expansion valves connected one to one with each VRV, each VRV heat exchangers are respectively connecting to four-way
The C mouths of valve and E mouthfuls, each VRV electric expansion valves are connected to heat exchanger.
As a kind of further improvement of described anhydrous multi-joint hybrid system of floor heating, also include the first check valve,
One electromagnetism two-port valve and the 3rd electric expansion valve, each VRV electric expansion valves are by the 3rd electric expansion valve and then are connected to
Heat exchanger, each VRV heat exchangers are connected to the output end of the first electromagnetism two-port valve and the input of the first check valve, described
The input of one electromagnetism two-port valve is connected to the C mouths of four-way valve, and the output end of first check valve is connected to the E of four-way valve
Mouthful.
As a kind of further improvement of described anhydrous multi-joint hybrid system of floor heating, also include the 3rd electromagnetism two-way
Valve, the 4th check valve, the first electric expansion valve, the 5th check valve, the 4th electromagnetism two-port valve, the 5th electromagnetism two-port valve, the 6th list
The output end and the 4th list of the 3rd electromagnetism two-port valve are respectively connecting to valve and the 7th check valve, the input port of the water tank coil pipe
To the input of valve, the input of the 3rd electromagnetism two-port valve and the output end of the 4th check valve are connected to the C of four-way valve
Mouthful, the delivery outlet of the water tank coil pipe is connected to the input of the 5th electromagnetism two-port valve by the first electric expansion valve, and described the
The input of five electromagnetism two-port valves and the output end of the 6th check valve are connected to the first end of the 3rd electric expansion valve, described
Second end of three electric expansion valves is respectively connecting to each VRV electric expansion valves, the output end of the 5th electromagnetism two-port valve and
The input of six check valves is connected to the first end of heat exchanger, and the second end of the heat exchanger is respectively connecting to the 7th check valve
Input and the 4th electromagnetism two-port valve output end, the output end of the 7th check valve and the input of the 4th electromagnetism two-port valve
End is connected to the E mouths of four-way valve, and the delivery outlet of the water tank coil pipe is connected to the input of the 5th check valve, and the described 5th is single
The first end of the 3rd electric expansion valve is connected to the output end of valve.
As a kind of further improvement of described anhydrous multi-joint hybrid system of floor heating, also include the second check valve,
Three check valves, the second electromagnetism two-port valve and the second electric expansion valve, the first end of the anhydrous capillary are respectively connecting to second
The output end of the input of check valve and the second electromagnetism two-port valve, the output end of second check valve is connected to the 3rd check valve
Input, the output end of second check valve is additionally coupled to the E mouths of four-way valve, the output end connection of the 3rd check valve
To the C mouths of four-way valve, the second end of the anhydrous capillary is connected to the first end of the second electric expansion valve, second electronics
Second end of expansion valve is respectively connecting to the output end of the 5th check valve and the input of the 5th electromagnetism two-port valve.
Another technical scheme of the present invention is：
A kind of control method of the described multi-joint hybrid system of anhydrous floor heating, including heating water tanks pattern, anhydrous floor heating pattern, nothing
Water ground chill formula, multi-joint refrigeration mode and multi-joint heating mode；
The heating water tanks pattern, it specifically includes following steps：
3rd electromagnetism two-port valve, the first electric expansion valve and the 5th electromagnetism two-port valve are opened, and by other electric expansion valves and
Electromagnetism two-port valve is closed；
The refrigerant gas of the compressor discharge HTHP enters the D mouths of four-way valve, then the C mouths and the 3rd through four-way valve
The water tank coil pipe that electromagnetism two-port valve enters hot water is condensed, and the water in water tank absorbs the heat of refrigerant in water tank coil pipe
Amount becomes hot water；
The refrigerant liquid for becoming cryogenic high pressure after the refrigerant condensation throttles into the first electric expansion valve；
Refrigerant, which becomes the refrigerant liquid of low-temp low-pressure and entered through the 5th electromagnetism two-port valve in heat exchanger, after throttling evaporates；
Refrigerant becomes the refrigerant gas of low-temp low-pressure after evaporation, flows through the E mouths of four-way valve through the 7th check valve and S mouthfuls are returned
To compressor；
The anhydrous floor heating pattern, it specifically includes following steps：
Second electromagnetism two-port valve, the second electric expansion valve and the 5th electromagnetism two-port valve are opened, and by other electric expansion valves and
Electromagnetism two-port valve is closed；
The refrigerant gas of the compressor discharge HTHP enters the D mouths of four-way valve, C mouths and the second electromagnetism through four-way valve
Two-port valve condensed into anhydrous capillary, heat in anhydrous capillary attraction refrigerant copper pipe, passes through heat
Amount radiation provides the user anhydrous floor heating；
The refrigerant liquid for becoming cryogenic high pressure after the refrigerant condensation throttles into the second electric expansion valve；
Refrigerant, which becomes the refrigerant liquid of low-temp low-pressure and entered through the 5th electromagnetism two-port valve in heat exchanger, after throttling evaporates；
Refrigerant becomes the refrigerant gas of low-temp low-pressure after evaporation, flows through the E mouths of four-way valve through the 7th check valve and S mouthfuls are returned
To compressor；
The anhydrous ground chill formula, it specifically includes following steps：
4th electromagnetism two-port valve and the second electric expansion valve are opened, and other electric expansion valves and electromagnetism two-port valve are closed；
The refrigerant gas of the compressor discharge HTHP enters the D mouths of four-way valve, E mouths and the 4th electromagnetism through four-way valve
Two-port valve is condensed into heat exchanger；
The refrigerant liquid for becoming cryogenic high pressure after the refrigerant condensation enters the second electric expansion valve through the 6th check valve
Throttling；
After throttling refrigerant become low-temp low-pressure refrigerant liquid enter anhydrous capillary after absorb anhydrous capillary copper
The heat of pipe is used for evaporating, and is provided the user by cold radiation anhydrous cold；
Refrigerant becomes the refrigerant gas of low-temp low-pressure after evaporation, flows through the C mouths of four-way valve through the second check valve and S mouthfuls are returned
To compressor；
The multi-joint refrigeration mode, it specifically includes following steps：
4th electromagnetism two-port valve, the 3rd electric expansion valve and each VRV electric expansion valves are opened, and by other electric expansion valves and
Electromagnetism two-port valve is closed；
The refrigerant gas of the compressor discharge HTHP enters the D mouths of four-way valve, E mouths and the 4th electromagnetism through four-way valve
Two-port valve is condensed into heat exchanger；
Become the refrigerant liquid of cryogenic high pressure after the refrigerant condensation through the 6th check valve and the 3rd electric expansion valve point
It Jin Ru not throttled in each VRV electric expansion valves；
After throttling refrigerant become low-temp low-pressure refrigerant liquid respectively enter in each VRV heat exchangers evaporate, pass through evaporation
When heat in room is absorbed to carry out room refrigeration；
Refrigerant becomes the refrigerant gas of low-temp low-pressure after evaporation, flows through the C mouths of four-way valve through the first check valve and S mouthfuls are returned
To compressor；
The multi-joint heating mode, it specifically includes following steps：
The unlatching of first electromagnetism two-port valve, the 5th electromagnetism two-port valve, the 3rd electric expansion valve and each VRV electric expansion valves are opened,
And close other electric expansion valves and electromagnetism two-port valve；
The refrigerant gas of the compressor discharge HTHP enters D mouthfuls of four-way valve, through C mouthfuls of four-way valve and the first electromagnetism two-way
Valve enters to be condensed in each VRV heat exchangers, and progress room in room is distributed heat to after each VRV heat exchangers condensation and is heated；
The refrigerant liquid for becoming cryogenic high pressure after refrigerant condensation enters the 3rd electric expansion valve through each VRV electric expansion valves
Throttling；
Refrigerant, which becomes the refrigerant liquid of low-temp low-pressure and entered through the 5th electromagnetism two-port valve in heat exchanger, after throttling evaporates；
Refrigerant becomes the refrigerant gas of low-temp low-pressure after evaporation, flows through the E mouths of four-way valve through the 7th check valve and S mouthfuls are returned
To compressor.
As the further improvement of described control method, also include heating water tanks plus anhydrous ground chill formula, its is specific
Comprise the following steps：
3rd electromagnetism two-port valve and the second electric expansion valve are opened, and other electric expansion valves and electromagnetism two-port valve are closed；
The refrigerant gas of the compressor discharge HTHP enters D mouthfuls of four-way valve, through C mouthfuls of four-way valve and the 3rd electromagnetism two-way
The water tank coil pipe that valve enters hot water is condensed, and the heat that the water in water tank absorbs refrigerant in water tank coil pipe becomes
Hot water；
The refrigerant liquid for becoming cryogenic high pressure after the refrigerant condensation enters the second electric expansion valve through the 5th check valve
Throttling；
After throttling refrigerant become low-temp low-pressure refrigerant liquid enter anhydrous capillary after absorb anhydrous capillary copper
The heat of pipe is used for evaporating, and can be provided the user by cold radiation anhydrous cold；
Refrigerant becomes the refrigerant gas of low-temp low-pressure after evaporation, flows through the E mouths of four-way valve through the second check valve and S mouthfuls are returned
To compressor.
As the further improvement of described control method, also include heating water tanks and add connection refrigeration mode, its is specific
Comprise the following steps：
3rd electromagnetism two-port valve, the 3rd electric expansion valve and each VRV electric expansion valves are opened, and by other electric expansion valves and
Electromagnetism two-port valve is closed；
The refrigerant gas of the compressor discharge HTHP enters the D mouths of four-way valve, C mouths and the 3rd electromagnetism through four-way valve
The water tank coil pipe that two-port valve enters hot water is condensed, and the heat that the water in water tank absorbs refrigerant in water tank coil pipe becomes
Into hot water；
Become the refrigerant liquid of cryogenic high pressure after the refrigerant condensation through the 5th check valve and the 3rd electric expansion valve point
It Jin Ru not throttled in each VRV electric expansion valves；
After throttling refrigerant become low-temp low-pressure refrigerant liquid respectively enter in each VRV heat exchangers evaporate, pass through evaporation
When heat in room is absorbed to carry out room refrigeration；
Refrigerant becomes the refrigerant gas of low-temp low-pressure after evaporation, flows through the E mouths of four-way valve through the first check valve and S mouthfuls are returned
To compressor.
The beneficial effects of the invention are as follows：
The present invention a kind of anhydrous multi-joint hybrid system of floor heating and its control method can realize heating water tanks, anhydrous floor heating, anhydrous
Ground is cold, multi-joint refrigeration and it is multi-joint a variety of functions such as heat, can fully meet integrated and comfortableization the demand of systemic-function.And
The present invention realizes branch control and independent VRV heat exchangers by setting independent electric expansion valve after each VRV heat exchangers
Refrigerating/heating.Further, the present invention adds connection refrigeration mould by setting heating water tanks plus anhydrous ground chill formula and heating water tanks
Formula, can realize the purpose that whole system heat is fully reclaimed, effectively reduce energy waste.
Brief description of the drawings
The embodiment to the present invention is described further below in conjunction with the accompanying drawings：
Fig. 1 is a kind of principle schematic of the anhydrous multi-joint hybrid system of floor heating of the present invention；
Fig. 2 is the step flow chart of heating water tanks in a kind of anhydrous multi-joint hybrid system control method of floor heating of the present invention；
Fig. 3 is the step flow chart of anhydrous floor heating pattern in a kind of anhydrous multi-joint hybrid system control method of floor heating of the present invention；
Fig. 4 is the step flow chart of anhydrous ground chill formula in a kind of anhydrous multi-joint hybrid system control method of floor heating of the present invention；
Fig. 5 is the step flow chart of multi-joint refrigeration mode in a kind of anhydrous multi-joint hybrid system control method of floor heating of the present invention；
Fig. 6 is the step flow chart of multi-joint heating mode in a kind of anhydrous multi-joint hybrid system control method of floor heating of the present invention；
Fig. 7 is heating water tanks plus the step of anhydrous ground chill formula in a kind of anhydrous multi-joint hybrid system control method of floor heating of the present invention
Flow chart；
Fig. 8 is the step of heating water tanks add connection refrigeration mode in a kind of anhydrous multi-joint hybrid system control method of floor heating of the present invention
Flow chart.
Embodiment
With reference to Fig. 1, a kind of anhydrous multi-joint hybrid system of floor heating of the present invention, including compressor 1, heat exchanger 2, water tank coil pipe 3,
Anhydrous capillary 4 and VRV units 5, the compressor 1, heat exchanger 2 and the formation heating circuit of water tank coil pipe 3, the compressor 1,
Heat exchanger 2 and anhydrous capillary 4 with forming floor heating cold loop, the compressor 1, heat exchanger 2 and the formation refrigerated medium of VRV units 5
Hot loop.
It is further used as preferred embodiment, also includes four-way valve 6, output end and the four-way valve 6 of the compressor 1
The connection of D mouths, the S mouths of the four-way valve 6 are connected with the input of compressor 1, the C mouths of the four-way valve 6 respectively with water tank disk
Pipe 3, anhydrous capillary 4 and VRV units 5 are connected, and the E mouths of the four-way valve 6 are connected to heat exchanger 2 and VRV units 5, described to change
Hot device 2 is connected with water tank coil pipe 3, anhydrous capillary 4 and VRV units 5 respectively.
It is further used as preferred embodiment, the VRV units 5 include multiple VRV heat exchangers and multiple and each VRV mono-
One correspondence connection VRV electric expansion valves, each VRV heat exchangers be respectively connecting to four-way valve 6 C mouths and E mouthfuls, it is each described in
VRV electric expansion valves are connected to heat exchanger 2.
It is further used as preferred embodiment, also includes the first check valve 7, the first electromagnetism two-port valve 8 and the 3rd electricity
Sub- expansion valve 9, each VRV electric expansion valves are by the 3rd electric expansion valve 9 and then are connected to heat exchanger 2, and each VRV is changed
Hot device is connected to the output end of the first electromagnetism two-port valve 8 and the input of the first check valve 7, the first electromagnetism two-port valve 8
Input is connected to the C mouths of four-way valve 6, and the output end of first check valve 7 is connected to the E mouths of four-way valve 6.
It is further used as preferred embodiment, also includes the 3rd electromagnetism two-port valve 10, the 4th the 11, first electricity of check valve
Sub- expansion valve 12, the 5th check valve 13, the 4th electromagnetism two-port valve 14, the 5th electromagnetism two-port valve 15, the 6th check valve 16 and the 7th
Check valve 17, the input port of the water tank coil pipe 3 are respectively connecting to the output end and the 4th check valve of the 3rd electromagnetism two-port valve 10
11 input, the input of the 3rd electromagnetism two-port valve 10 and the output end of the 4th check valve 11 are connected to four-way valve 6
C mouths, the delivery outlet of the water tank coil pipe 3 is connected to the input of the 5th electromagnetism two-port valve 15 by the first electric expansion valve 12
End, the input of the 5th electromagnetism two-port valve 15 and the output end of the 6th check valve 16 are connected to the 3rd electric expansion valve 9
First end, the second end of the 3rd electric expansion valve 9 is respectively connecting to each VRV electric expansion valves, the 5th electromagnetism two
The input of the output end of port valve 15 and the 6th check valve 16 is connected to the first end of heat exchanger 2, the second of the heat exchanger 2
End is respectively connecting to the input of the 7th check valve 17 and the output end of the 4th electromagnetism two-port valve 14, the 7th check valve 17
The input of output end and the 4th electromagnetism two-port valve 14 is connected to the E mouths of four-way valve 6, and the delivery outlet of the water tank coil pipe 3 connects
The input of the 5th check valve 13 is connected to, the output end of the 5th check valve 13 is connected to the first of the 3rd electric expansion valve 9
End.
It is further used as preferred embodiment, also includes the second check valve 18, the 3rd check valve 19, the second electromagnetism two
The electric expansion valve 21 of port valve 20 and second, the first end of the anhydrous capillary 4 is respectively connecting to the input of the second check valve 18
End and the output end of the second electromagnetism two-port valve 20, the output end of second check valve 18 are connected to the input of the 3rd check valve 19
End, the output end of second check valve 18 is additionally coupled to the E mouths of four-way valve 6, the output end connection of the 3rd check valve 19
To the C mouths of four-way valve 6, the second end of the anhydrous capillary 4 is connected to the first end of the second electric expansion valve 21, described second
Second end of electric expansion valve 21 is respectively connecting to the output end of the 5th check valve 13 and the input of the 5th electromagnetism two-port valve 15.
With reference to Fig. 2~Fig. 6, a kind of control method of the described multi-joint hybrid system of anhydrous floor heating of the present invention, including water tank
Heating mode, anhydrous floor heating pattern, anhydrous ground chill formula, multi-joint refrigeration mode and multi-joint heating mode；
The heating water tanks pattern, it specifically includes following steps：
3rd electromagnetism two-port valve 10, the first electric expansion valve 12 and the 5th electromagnetism two-port valve 15 are opened, and other electronics are swollen
Swollen valve and electromagnetism two-port valve is closed；
The refrigerant gas of the compressor 1 discharge HTHP enters D mouths of four-way valve 6, the C mouths then through four-way valve 6 with
The water tank coil pipe 3 that 3rd electromagnetism two-port valve 10 enters hot water is condensed, and the water in water tank is absorbed in water tank coil pipe 3 and made
The heat of cryogen becomes hot water；
The refrigerant liquid for becoming cryogenic high pressure after the refrigerant condensation throttles into the first electric expansion valve 12；
Refrigerant becomes the refrigerant liquid of low-temp low-pressure through being steamed in the 5th electromagnetism two-port valve 15 entrance heat exchanger 2 after throttling
Hair；
Refrigerant becomes the refrigerant gas of low-temp low-pressure after evaporation, and the E mouths and S of four-way valve 6 are flowed through through the 7th check valve 17
Mouth returns to compressor 1；
The anhydrous floor heating pattern, it specifically includes following steps：
Second electromagnetism two-port valve 20, the second electric expansion valve 21 and the 5th electromagnetism two-port valve 15 are opened, and other electronics are swollen
Swollen valve and electromagnetism two-port valve is closed；
The refrigerant gas of the discharge of compressor 1 HTHP enters the D mouths of four-way valve 6, the C mouths and second through four-way valve 6
Electromagnetism two-port valve 20 is condensed into anhydrous capillary 4, and anhydrous capillary 4 absorbs the copper of the heat in refrigerant
Pipe, anhydrous floor heating is provided the user by heat radiation；
The refrigerant liquid for becoming cryogenic high pressure after the refrigerant condensation throttles into the second electric expansion valve 21；
Refrigerant becomes the refrigerant liquid of low-temp low-pressure through being steamed in the 5th electromagnetism two-port valve 15 entrance heat exchanger 2 after throttling
Hair；
Refrigerant becomes the refrigerant gas of low-temp low-pressure after evaporation, and the E mouths and S of four-way valve 6 are flowed through through the 7th check valve 17
Mouth returns to compressor 1；
The anhydrous ground chill formula, it specifically includes following steps：
4th electromagnetism two-port valve 14 and the second electric expansion valve 21 are opened, and other electric expansion valves and electromagnetism two-port valve are closed
Close；
The refrigerant gas of the discharge of compressor 1 HTHP enters the D mouths of four-way valve 6, the E mouths and the 4th through four-way valve 6
Electromagnetism two-port valve 14 is condensed into heat exchanger 2；
The refrigerant liquid for becoming cryogenic high pressure after the refrigerant condensation enters the second electronic expansion through the 6th check valve 16
Valve 21 throttles；
After throttling refrigerant become low-temp low-pressure refrigerant liquid enter anhydrous capillary 4 after absorb anhydrous capillary 4
The heat of copper pipe is used for evaporating, and is provided the user by cold radiation anhydrous cold；
Refrigerant becomes the refrigerant gas of low-temp low-pressure after evaporation, and the C mouths and S of four-way valve 6 are flowed through through the second check valve 18
Mouth returns to compressor 1；
The multi-joint refrigeration mode, it specifically includes following steps：
4th electromagnetism two-port valve 14, the 3rd electric expansion valve 9 and each VRV electric expansion valves are opened, and by other electronic expansions
Valve and electromagnetism two-port valve are closed；
The refrigerant gas of the discharge of compressor 1 HTHP enters the D mouths of four-way valve 6, the E mouths and the 4th through four-way valve 6
Electromagnetism two-port valve 14 is condensed into heat exchanger 2；
Become the refrigerant liquid of cryogenic high pressure through the 6th check valve 16 and the 3rd electric expansion valve 9 after the refrigerant condensation
Respectively enter in each VRV electric expansion valves and throttle；
After throttling refrigerant become low-temp low-pressure refrigerant liquid respectively enter in each VRV heat exchangers evaporate, pass through evaporation
When heat in room is absorbed to carry out room refrigeration；
Refrigerant becomes the refrigerant gas of low-temp low-pressure after evaporation, through the first check valve 7 flow through four-way valve 6 C mouths and S mouthfuls
Return to compressor 1；
The multi-joint heating mode, it specifically includes following steps：
First electromagnetism two-port valve 8 is opened, the 5th electromagnetism two-port valve 15, the 3rd electric expansion valve 9 and each VRV electric expansion valves are opened
Open, and other electric expansion valves and electromagnetism two-port valve are closed；
The refrigerant gas of the discharge of compressor 1 HTHP enters 6D mouthfuls of four-way valve, through 6C mouthfuls of four-way valve and the first electromagnetism
Two-port valve 8 enters to be condensed in each VRV heat exchangers, is distributed heat to after each VRV heat exchangers condensation and room is carried out in room
Heat；
The refrigerant liquid for becoming cryogenic high pressure after refrigerant condensation enters the 3rd electric expansion valve through each VRV electric expansion valves
9 throttlings；
Refrigerant becomes the refrigerant liquid of low-temp low-pressure through being steamed in the 5th electromagnetism two-port valve 15 entrance heat exchanger 2 after throttling
Hair；
Refrigerant becomes the refrigerant gas of low-temp low-pressure after evaporation, and the E mouths and S of four-way valve 6 are flowed through through the 7th check valve 17
Mouth returns to compressor 1.
Further, by controlling the opening and closings of each VRV electric expansion valves, in that case it can be decided that whether each VRV heat exchangers need to carry out
Heat or freeze, it is achieved thereby that point family independent control.
With reference to Fig. 7, it is further used as preferred embodiment, also includes heating water tanks plus anhydrous ground chill formula, it has
Body comprises the following steps：
3rd electromagnetism two-port valve 10 and the second electric expansion valve 21 are opened, and other electric expansion valves and electromagnetism two-port valve are closed
Close；
The refrigerant gas of the discharge of compressor 1 HTHP enters 6D mouthfuls of four-way valve, through 6C mouthfuls of four-way valve and the 3rd electromagnetism
The water tank coil pipe 3 that two-port valve 10 enters hot water is condensed, and the water in water tank absorbs the heat of refrigerant in water tank coil pipe 3
Amount becomes hot water；
The refrigerant liquid for becoming cryogenic high pressure after the refrigerant condensation enters the second electronic expansion through the 5th check valve 13
Valve 21 throttles；
After throttling refrigerant become low-temp low-pressure refrigerant liquid enter anhydrous capillary 4 after absorb anhydrous capillary 4
The heat of copper pipe is used for evaporating, and can be provided the user by cold radiation anhydrous cold；
Refrigerant becomes the refrigerant gas of low-temp low-pressure after evaporation, and the E mouths and S of four-way valve 6 are flowed through through the second check valve 18
Mouth returns to compressor 1.
With reference to Fig. 8, it is further used as preferred embodiment, also includes heating water tanks and add connection refrigeration mode, it has
Body comprises the following steps：
3rd electromagnetism two-port valve 10, the 3rd electric expansion valve 9 and each VRV electric expansion valves are opened, and by other electronic expansions
Valve and electromagnetism two-port valve are closed；
The refrigerant gas of the discharge of compressor 1 HTHP enters the D mouths of four-way valve 6, the C mouths and the 3rd through four-way valve 6
The water tank coil pipe 3 that electromagnetism two-port valve 10 enters hot water is condensed, and the water in water tank absorbs refrigerant in water tank coil pipe 3
Heat become hot water；
Become the refrigerant liquid of cryogenic high pressure through the 5th check valve 13 and the 3rd electric expansion valve 9 after the refrigerant condensation
Respectively enter in each VRV electric expansion valves and throttle；
After throttling refrigerant become low-temp low-pressure refrigerant liquid respectively enter in each VRV heat exchangers evaporate, pass through evaporation
When heat in room is absorbed to carry out room refrigeration；
Refrigerant becomes the refrigerant gas of low-temp low-pressure after evaporation, through the first check valve 7 flow through four-way valve 6 E mouths and S mouthfuls
Return to compressor 1.
In the embodiment of the present invention, using three VRV electric expansion valves in the VRV units 5, when system is in multi-joint refrigeration
When pattern, multi-joint heating mode or heating water tanks add connection refrigeration mode, when heating, the VRV heat exchangers of first/second/the 3rd
The VRV electric expansion valve refrigerants of first/second afterwards/the 3rd are process, when refrigerant is just saved into the 3rd electric expansion valve 9
Stream；In refrigeration, simply pass through when refrigerant enters the 3rd electric expansion valve 9, into the VRV electronic expansions of first/second/the 3rd
Valve refrigerant just throttles respectively, and can be by controlling refrigerant in the VRV electric expansion valves of first/second/the 3rd and the 3rd
State inside electric expansion valve 9, so as to avoid system in the process of running because being made caused by pipeline is long after throttling
Cryogen shwoot.
From the foregoing it can be that the present invention a kind of anhydrous multi-joint hybrid system of floor heating and its control method can realize water tank
Heating, anhydrous floor heating, anhydrous cold, multi-joint refrigeration and it is multi-joint a variety of functions such as heat, can fully meet systemic-function integrated
With the demand of comfortableization.And the present invention realizes a point family by setting independent electric expansion valve after each VRV heat exchangers
Control and independent VRV heat exchangers refrigerating/heating.Further, the present invention is by setting heating water tanks plus anhydrous ground chill formula and water
Case adds connection refrigeration mode, can realize the purpose that whole system heat is fully reclaimed, effectively reduce energy waste.
Above is the preferable implementation to the present invention is illustrated, but the invention is not limited to the implementation
Example, those of ordinary skill in the art can also make a variety of equivalent variations or replace on the premise of without prejudice to spirit of the invention
Change, these equivalent deformations or replacement are all contained in the application claim limited range.
Claims (9)
1. a kind of multi-joint hybrid system of anhydrous floor heating, it is characterised in that：Including compressor, heat exchanger, water tank coil pipe, anhydrous capillary
Pipe and VRV units, the compressor, heat exchanger and water tank coil pipe formation heating circuit, the compressor, heat exchanger and anhydrous hair
Tubule with forming floor heating cold loop, the compressor, heat exchanger and VRV units formation cooling and warming loop.
2. a kind of anhydrous multi-joint hybrid system of floor heating according to claim 1, it is characterised in that：Also include four-way valve,
The output end of the compressor and the D mouths of four-way valve are connected, and the S mouths of the four-way valve are connected with the input of compressor, described
The C mouths of four-way valve are connected with water tank coil pipe, anhydrous capillary and VRV units respectively, and the E mouths of the four-way valve are connected to heat exchanger
With VRV units, the heat exchanger is connected with water tank coil pipe, anhydrous capillary and VRV units respectively.
3. a kind of anhydrous multi-joint hybrid system of floor heating according to claim 2, it is characterised in that：The VRV units include
Multiple VRV heat exchangers and multiple VRV electric expansion valves connected one to one with each VRV, each VRV heat exchangers are connected respectively
To the C mouths of four-way valve and E mouthfuls, each VRV electric expansion valves are connected to heat exchanger.
4. a kind of anhydrous multi-joint hybrid system of floor heating according to claim 3, it is characterised in that：Also include first unidirectional
Valve, the first electromagnetism two-port valve and the 3rd electric expansion valve, each VRV electric expansion valves pass through the 3rd electric expansion valve and then company
Heat exchanger is connected to, each VRV heat exchangers are connected to the output end of the first electromagnetism two-port valve and the input of the first check valve, institute
The input for stating the first electromagnetism two-port valve is connected to the C mouths of four-way valve, and the output end of first check valve is connected to four-way valve
E mouths.
5. a kind of anhydrous multi-joint hybrid system of floor heating according to claim 4, it is characterised in that：Also include the 3rd electromagnetism
Two-port valve, the 4th check valve, the first electric expansion valve, the 5th check valve, the 4th electromagnetism two-port valve, the 5th electromagnetism two-port valve,
Six check valves and the 7th check valve, the input port of the water tank coil pipe are respectively connecting to the output end and of the 3rd electromagnetism two-port valve
The input of four check valves, the input of the 3rd electromagnetism two-port valve and the output end of the 4th check valve are connected to four-way valve
C mouths, the delivery outlet of the water tank coil pipe is connected to the input of the 5th electromagnetism two-port valve by the first electric expansion valve, described
The input of 5th electromagnetism two-port valve and the output end of the 6th check valve are connected to the first end of the 3rd electric expansion valve, described
Second end of the 3rd electric expansion valve is respectively connecting to each VRV electric expansion valves, the output end of the 5th electromagnetism two-port valve and
The input of 6th check valve is connected to the first end of heat exchanger, and it is unidirectional that the second end of the heat exchanger is respectively connecting to the 7th
The output end of the input of valve and the 4th electromagnetism two-port valve, the output end of the 7th check valve and the 4th electromagnetism two-port valve it is defeated
Enter the E mouths that end is connected to four-way valve, the delivery outlet of the water tank coil pipe is connected to the input of the 5th check valve, the described 5th
The output end of check valve is connected to the first end of the 3rd electric expansion valve.
6. a kind of anhydrous multi-joint hybrid system of floor heating according to claim 5, it is characterised in that：Also include second unidirectional
Valve, the 3rd check valve, the second electromagnetism two-port valve and the second electric expansion valve, the first end of the anhydrous capillary are respectively connecting to
The output end of the input of second check valve and the second electromagnetism two-port valve, the output end of second check valve is connected to the 3rd list
To the input of valve, the output end of second check valve is additionally coupled to the E mouths of four-way valve, the output end of the 3rd check valve
The C mouths of four-way valve are connected to, the second end of the anhydrous capillary is connected to the first end of the second electric expansion valve, described second
Second end of electric expansion valve is respectively connecting to the output end of the 5th check valve and the input of the 5th electromagnetism two-port valve.
7. a kind of control method of the anhydrous multi-joint hybrid system of floor heating according to claim 6, it is characterised in that：Including water
Case heating mode, anhydrous floor heating pattern, anhydrous ground chill formula, multi-joint refrigeration mode and multi-joint heating mode；
The heating water tanks pattern, it specifically includes following steps：
3rd electromagnetism two-port valve, the first electric expansion valve and the 5th electromagnetism two-port valve are opened, and by other electric expansion valves and
Electromagnetism two-port valve is closed；
The refrigerant gas of the compressor discharge HTHP enters the D mouths of four-way valve, then the C mouths and the 3rd through four-way valve
The water tank coil pipe that electromagnetism two-port valve enters hot water is condensed, and the water in water tank absorbs the heat of refrigerant in water tank coil pipe
Amount becomes hot water；
The refrigerant liquid for becoming cryogenic high pressure after the refrigerant condensation throttles into the first electric expansion valve；
Refrigerant, which becomes the refrigerant liquid of low-temp low-pressure and entered through the 5th electromagnetism two-port valve in heat exchanger, after throttling evaporates；
Refrigerant becomes the refrigerant gas of low-temp low-pressure after evaporation, flows through the E mouths of four-way valve through the 7th check valve and S mouthfuls are returned
To compressor；
The anhydrous floor heating pattern, it specifically includes following steps：
Second electromagnetism two-port valve, the second electric expansion valve and the 5th electromagnetism two-port valve are opened, and by other electric expansion valves and
Electromagnetism two-port valve is closed；
The refrigerant gas of the compressor discharge HTHP enters the D mouths of four-way valve, C mouths and the second electromagnetism through four-way valve
Two-port valve condensed into anhydrous capillary, heat in anhydrous capillary attraction refrigerant copper pipe, passes through heat
Amount radiation provides the user anhydrous floor heating；
The refrigerant liquid for becoming cryogenic high pressure after the refrigerant condensation throttles into the second electric expansion valve；
Refrigerant, which becomes the refrigerant liquid of low-temp low-pressure and entered through the 5th electromagnetism two-port valve in heat exchanger, after throttling evaporates；
Refrigerant becomes the refrigerant gas of low-temp low-pressure after evaporation, flows through the E mouths of four-way valve through the 7th check valve and S mouthfuls are returned
To compressor；
The anhydrous ground chill formula, it specifically includes following steps：
4th electromagnetism two-port valve and the second electric expansion valve are opened, and other electric expansion valves and electromagnetism two-port valve are closed；
The refrigerant gas of the compressor discharge HTHP enters the D mouths of four-way valve, E mouths and the 4th electromagnetism through four-way valve
Two-port valve is condensed into heat exchanger；
The refrigerant liquid for becoming cryogenic high pressure after the refrigerant condensation enters the second electric expansion valve through the 6th check valve
Throttling；
After throttling refrigerant become low-temp low-pressure refrigerant liquid enter anhydrous capillary after absorb anhydrous capillary copper
The heat of pipe is used for evaporating, and is provided the user by cold radiation anhydrous cold；
Refrigerant becomes the refrigerant gas of low-temp low-pressure after evaporation, flows through the C mouths of four-way valve through the second check valve and S mouthfuls are returned
To compressor；
The multi-joint refrigeration mode, it specifically includes following steps：
4th electromagnetism two-port valve, the 3rd electric expansion valve and each VRV electric expansion valves are opened, and by other electric expansion valves and
Electromagnetism two-port valve is closed；
The refrigerant gas of the compressor discharge HTHP enters the D mouths of four-way valve, E mouths and the 4th electromagnetism through four-way valve
Two-port valve is condensed into heat exchanger；
Become the refrigerant liquid of cryogenic high pressure after the refrigerant condensation through the 6th check valve and the 3rd electric expansion valve point
It Jin Ru not throttled in each VRV electric expansion valves；
After throttling refrigerant become low-temp low-pressure refrigerant liquid respectively enter in each VRV heat exchangers evaporate, pass through evaporation
When heat in room is absorbed to carry out room refrigeration；
Refrigerant becomes the refrigerant gas of low-temp low-pressure after evaporation, flows through the C mouths of four-way valve through the first check valve and S mouthfuls are returned
To compressor；
The multi-joint heating mode, it specifically includes following steps：
The unlatching of first electromagnetism two-port valve, the 5th electromagnetism two-port valve, the 3rd electric expansion valve and each VRV electric expansion valves are opened,
And close other electric expansion valves and electromagnetism two-port valve；
The refrigerant gas of the compressor discharge HTHP enters D mouthfuls of four-way valve, through C mouthfuls of four-way valve and the first electromagnetism two-way
Valve enters to be condensed in each VRV heat exchangers, and progress room in room is distributed heat to after each VRV heat exchangers condensation and is heated；
The refrigerant liquid for becoming cryogenic high pressure after refrigerant condensation enters the 3rd electric expansion valve through each VRV electric expansion valves
Throttling；
Refrigerant, which becomes the refrigerant liquid of low-temp low-pressure and entered through the 5th electromagnetism two-port valve in heat exchanger, after throttling evaporates；
Refrigerant becomes the refrigerant gas of low-temp low-pressure after evaporation, flows through the E mouths of four-way valve through the 7th check valve and S mouthfuls are returned
To compressor.
8. control method according to claim 7, it is characterised in that：Also include heating water tanks plus anhydrous ground chill formula,
It specifically includes following steps：
3rd electromagnetism two-port valve and the second electric expansion valve are opened, and other electric expansion valves and electromagnetism two-port valve are closed；
The refrigerant gas of the compressor discharge HTHP enters D mouthfuls of four-way valve, through C mouthfuls of four-way valve and the 3rd electromagnetism two-way
The water tank coil pipe that valve enters hot water is condensed, and the heat that the water in water tank absorbs refrigerant in water tank coil pipe becomes
Hot water；
The refrigerant liquid for becoming cryogenic high pressure after the refrigerant condensation enters the second electric expansion valve through the 5th check valve
Throttling；
After throttling refrigerant become low-temp low-pressure refrigerant liquid enter anhydrous capillary after absorb anhydrous capillary copper
The heat of pipe is used for evaporating, and can be provided the user by cold radiation anhydrous cold；
Refrigerant becomes the refrigerant gas of low-temp low-pressure after evaporation, flows through the E mouths of four-way valve through the second check valve and S mouthfuls are returned
To compressor.
9. control method according to claim 7, it is characterised in that：Also include heating water tanks and add connection refrigeration mode,
It specifically includes following steps：
3rd electromagnetism two-port valve, the 3rd electric expansion valve and each VRV electric expansion valves are opened, and by other electric expansion valves and
Electromagnetism two-port valve is closed；
The refrigerant gas of the compressor discharge HTHP enters the D mouths of four-way valve, C mouths and the 3rd electromagnetism through four-way valve
The water tank coil pipe that two-port valve enters hot water is condensed, and the heat that the water in water tank absorbs refrigerant in water tank coil pipe becomes
Into hot water；
Become the refrigerant liquid of cryogenic high pressure after the refrigerant condensation through the 5th check valve and the 3rd electric expansion valve point
It Jin Ru not throttled in each VRV electric expansion valves；
After throttling refrigerant become low-temp low-pressure refrigerant liquid respectively enter in each VRV heat exchangers evaporate, pass through evaporation
When heat in room is absorbed to carry out room refrigeration；
Refrigerant becomes the refrigerant gas of low-temp low-pressure after evaporation, flows through the E mouths of four-way valve through the first check valve and S mouthfuls are returned
To compressor.
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| CN201710249828.4A CN106949531A (en) | 2017-04-17 | 2017-04-17 | A kind of multi-joint hybrid system of anhydrous floor heating and its control method |
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| CN201710249828.4A CN106949531A (en) | 2017-04-17 | 2017-04-17 | A kind of multi-joint hybrid system of anhydrous floor heating and its control method |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111829062A (en) * | 2020-05-29 | 2020-10-27 | 浙江易斐科技有限公司 | Air conditioning system with micro-channel heat exchanger and building |
| CN112254367A (en) * | 2020-09-04 | 2021-01-22 | 海信（山东）空调有限公司 | Multi-connected air conditioning system, control system and control method |
| CN112762509A (en) * | 2020-12-31 | 2021-05-07 | 浙江中广电器股份有限公司 | Storage control method for refrigerant during heating of waterless floor heating multi-split air conditioner |
| CN113266866A (en) * | 2021-04-15 | 2021-08-17 | 浙江中广电器股份有限公司 | Multi-split air conditioner system with clothes drying function and control method |
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| JPH1054584A (en) * | 1996-08-08 | 1998-02-24 | Yamaya Sangyo Kk | Cooling and heating structure for building |
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| CN112254367A (en) * | 2020-09-04 | 2021-01-22 | 海信（山东）空调有限公司 | Multi-connected air conditioning system, control system and control method |
| CN112762509A (en) * | 2020-12-31 | 2021-05-07 | 浙江中广电器股份有限公司 | Storage control method for refrigerant during heating of waterless floor heating multi-split air conditioner |
| CN113266866A (en) * | 2021-04-15 | 2021-08-17 | 浙江中广电器股份有限公司 | Multi-split air conditioner system with clothes drying function and control method |
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