CN105066656B - Drying system, air conditioner and Working mode switching method - Google Patents
Drying system, air conditioner and Working mode switching method Download PDFInfo
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- CN105066656B CN105066656B CN201510439873.7A CN201510439873A CN105066656B CN 105066656 B CN105066656 B CN 105066656B CN 201510439873 A CN201510439873 A CN 201510439873A CN 105066656 B CN105066656 B CN 105066656B
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Abstract
The present invention proposes a kind of drying system, a kind of air conditioner and a kind of Working mode switching method, wherein, drying system includes:Outdoor heat exchanger, the first indoor heat exchanger, the second indoor heat exchanger and compressor;Three-way magnetic valve, three-way magnetic valve has first end, the second end, three, the 3rd end port, wherein, first end is connected to compressor by four-way valve, and the second end is connected to outdoor heat exchanger, three-terminal link to the first indoor heat exchanger;Controller, is connected to three-way magnetic valve, for according to the mode adjustment order received, being switched between three ports, to adjust the mode of operation of air conditioner, wherein, mode of operation includes preheating mode, temperature controlling mode and drying dehumidification pattern.By above-mentioned technical proposal, the scheme for carrying out air preheat in correlation technique by Electric heating is instead of, energy consumption is saved, realizes the Automated condtrol of heat pump drying, can significantly energy-saving and emission-reduction.
Description
Technical field
The present invention relates to air-conditioning technical field, in particular to a kind of drying system, a kind of air conditioner and a kind of work
Mode switching method.
Background technology
At present, general air-conditioning drying system is all to carry out the pre-heat treatment to air using electrically heated mode.It is this pre-
The mode energy consumption of heat treatment is big, is not consistent with the theory of present energy-saving and emission-reduction, therefore, in general, in order to realize energy-conservation
Emission reduction to air using drying system with regard to carrying out the pre-heat treatment.
But, general drying system can not automatically control the temperature to air preheat, more can not be automatically
To the drying dehumidification of air.
Therefore, energy consumption can be saved by how realizing, heat pump drying can be automatically controlled again, be asked as urgently to be resolved hurrily at present
Topic.
The content of the invention
The present invention is based on above mentioned problem, it is proposed that a kind of new technical scheme, can save energy consumption, can control automatically again
Heat pump drying processed.
Therefore, it is an object of the present invention to propose a kind of drying system.
It is another object of the present invention to propose a kind of air conditioner, with above-mentioned drying system.
Another object of the present invention is to propose a kind of Working mode switching method, for above-mentioned drying system.
To achieve the above object, the embodiment of the first aspect of the present invention proposes a kind of drying system, for air conditioner,
Including:Outdoor heat exchanger, the first indoor heat exchanger and the second indoor heat exchanger;Compressor;Three-way magnetic valve, with first end,
Second end, three, the 3rd end port, wherein, the first end is connected to the compressor by four-way valve, and second end connects
It is connected to the outdoor heat exchanger, the three-terminal link to first indoor heat exchanger;Controller, is connected to three energization
Magnet valve, for adjusting order according to the temperature control mode received, is switched over, to adjust the sky between three ports
The mode of operation of device is adjusted, wherein, the mode of operation includes preheating mode, temperature controlling mode and drying dehumidification pattern.
The drying system of embodiments of the invention, can pass through the different heat exchange of the port switching selection to three-way magnetic valve
Device and different working modes, specifically, when initial start-up air conditioner, can first pass through preheating mode and room air is entered
Row preheating;When the temperature of air reaches setting value indoors, switch four-way valve, run drying dehumidification pattern, article is dried
Dry and dehumidifying;When drying temperature is too high, into temperature controlling mode, operating temperature is accurately controlled.Pass through above drying system, substitution
The scheme of air preheat is carried out in correlation technique by Electric heating, energy consumption is saved, improves the pre- thermal efficiency and user
Experience, meanwhile, the Automated condtrol of heat pump drying is realized, can significantly energy-saving and emission-reduction.Wherein, the first indoor heat exchanger
It can be indoor condenser.
In addition, the drying system provided according to the above embodiment of the present invention also has following additional technical feature:
According to one embodiment of present invention, under the preheating mode, at the first end of the three-way magnetic valve
In connected state, the compressor, the four-way valve, first indoor heat exchanger, the outdoor heat exchanger and the threeway
Magnetic valve is sequentially communicated, and the refrigerant of the compressor outflow returns to the compression through the first end and the four-way valve
Machine.
Pass through the drying system of embodiments of the invention, in the pre-heating mode, compressor, four-way valve, the first indoor heat exchange
Device, outdoor heat exchanger and three-way magnetic valve are constituted and heat circulation, and room air is preheated, further to carry out at drying
Reason.By the technical program, the scheme for carrying out air preheat in correlation technique by Electric heating is instead of, energy is saved
Consumption, improves the pre- thermal efficiency and Consumer's Experience.Now, the first end of three-way magnetic valve is connected to four-way valve, and in connected state
State, the second end of three-way magnetic valve and the 3rd end closure.
According to one embodiment of present invention, under the drying dehumidification pattern, the described 3rd of the three-way magnetic valve the
End is in connected state, the compressor, the four-way valve, the three-way magnetic valve, first indoor heat exchanger and described
Second indoor heat exchanger is sequentially communicated, wherein, the three-terminal link to first indoor heat exchanger.
By the drying system of embodiments of the invention, under drying dehumidification pattern, compressor, four-way valve, threeway electromagnetism
Valve, the first indoor heat exchanger and the second indoor heat exchanger constitute drying dehumidification circulation, to carry out drying dehumidification to indoor article.
Now, the three-terminal link of three-way magnetic valve is to the first indoor heat exchanger, and is in connected state, the first of three-way magnetic valve
End and the second end closure.
According to one embodiment of present invention, under the temperature controlling mode, at second end of the three-way magnetic valve
In connected state, the compressor, the four-way valve, the three-way magnetic valve, the outdoor heat exchanger, first interior are changed
Hot device and second indoor heat exchanger are sequentially communicated, wherein, second end is connected to the outdoor heat exchanger.
Pass through the drying system of embodiments of the invention, under temperature controlling mode, compressor, four-way valve, three-way magnetic valve, room
External heat exchanger, the first indoor heat exchanger and the formation accurate temperature controlling circulation of the second indoor heat exchanger, can carry out essence to indoor temperature
True temperature control, improves Consumer's Experience.Now, the second end of three-way magnetic valve is connected to outdoor heat exchanger, and in company
Logical state, the first end of three-way magnetic valve and the 3rd end closure.
According to one embodiment of present invention, in addition to:First throttle device, be arranged on first indoor heat exchanger and
Between the outdoor heat exchanger, under the preheating mode, changing flowing to the outdoor by first indoor heat exchanger
The refrigerant of hot device is throttled;Second throttling device, is arranged in first indoor heat exchanger and the second Room and changes
Between hot device, under the temperature controlling mode or the drying dehumidification pattern, to flowing to institute by first indoor heat exchanger
The refrigerant for stating the second indoor heat exchanger is throttled;Wherein, the first throttle device and the second throttling device bag
Include capillary and/or expansion valve.
Can be respectively pre- by first throttle device and second throttling device by the drying system of embodiments of the invention
Refrigerant under heat pattern and under drying dehumidification pattern is throttled, to save energy consumption, improving heat exchanging efficiency, wherein, first throttle
Device and second throttling device include but is not limited to capillary and/or expansion valve.
According to one embodiment of present invention, second indoor heat exchanger and first indoor heat exchanger share one
Blower fan.
By the drying system of embodiments of the invention, the second indoor heat exchanger and the first indoor heat exchanger can share one
Individual blower fan, to save energy consumption, it is of course also possible to being actually needed as the second indoor heat exchanger and the first indoor heat exchange according to user
Device sets two or more blower fans, to lift heat transfer effect.
According to one embodiment of present invention, set between second indoor heat exchanger and first indoor heat exchanger
There is check valve, the refrigerant is flowed to the second indoor heat exchanger one-way flow by first indoor heat exchanger.
By the drying system of embodiments of the invention, check valve causes refrigerant to be flowed to by the first indoor heat exchanger
Second indoor heat exchanger one-way flow, it is to avoid refrigerant reverse circulated causes circuit failure.
According to one embodiment of present invention, in addition to:Temperature control magnetic valve, is arranged on the outdoor heat exchanger and described
Between one indoor heat exchanger, the air quantity for controlling the outdoor heat exchanger under the temperature controlling mode, to adjust indoor environment
Temperature.
By the drying system of embodiments of the invention, the aperture of temperature control magnetic valve can be adjusted according to actual temperature, from
And the cold medium flux that outdoor heat exchanger flows to the second indoor heat exchanger is adjusted, to realize the adjustment of drying or temperature control effect, adapt to
The actual demand of user.
Second aspect of the present invention embodiment provides a kind of air conditioner, and the air conditioner has any reality of first aspect present invention
The drying system of example offer is provided, therefore the air conditioner has the beneficial effect of whole of the drying system of any of the above-described embodiment offer
Really, it will not be repeated here.
Third aspect present invention embodiment provides a kind of Working mode switching method, any using first aspect present invention
The drying system that embodiment is provided, the air conditioner provided for second aspect of the present invention embodiment, including:According to the controller
The temperature control mode adjustment order of reception, switches the working port of the magnetic valve of the drying system, to adjust the air conditioner
Mode of operation, wherein, the mode of operation includes preheating mode, temperature controlling mode and drying dehumidification pattern, the of the magnetic valve
One end, the second end, the 3rd end correspond respectively to above-mentioned preheating mode, the temperature controlling mode, the drying dehumidification pattern.
By the Working mode switching method of embodiments of the invention, it can be switched by the port to three-way magnetic valve and selected
Different heat exchangers and different working modes are selected, specifically, when initial start-up air conditioner, preheating mode can be first passed through
Room air is preheated;When the temperature of air reaches setting value indoors, switch four-way valve, run drying dehumidification pattern,
Article is dried and dehumidified;When drying temperature is too high, into temperature controlling mode, operating temperature is accurately controlled.Pass through the above
Drying system, instead of the scheme for carrying out air preheat in correlation technique by Electric heating, saves energy consumption, improve pre-
The thermal efficiency and Consumer's Experience, meanwhile, the Automated condtrol of heat pump drying is realized, can significantly energy-saving and emission-reduction.
The additional aspect and advantage of the present invention will be set forth in part in the description, and will partly become from the following description
Obtain substantially, or recognized by the practice of the present invention.
Brief description of the drawings
The above-mentioned and/or additional aspect and advantage of the present invention will become from description of the accompanying drawings below to embodiment is combined
Substantially and be readily appreciated that, wherein:
Fig. 1 shows the block diagram of drying system according to an embodiment of the invention;
Fig. 2 shows the attachment structure schematic diagram of drying system according to an embodiment of the invention;
Fig. 3 shows the attachment structure schematic diagram of drying system in the pre-heating mode shown in Fig. 2;
Fig. 4 shows attachment structure schematic diagram of the drying system under drying dehumidification pattern shown in Fig. 2;
Fig. 5 shows attachment structure schematic diagram of the drying system under temperature controlling mode shown in Fig. 2;
Fig. 6 shows the block diagram of air conditioner according to an embodiment of the invention;
Fig. 7 shows the flow chart of Working mode switching method according to an embodiment of the invention.
Wherein, corresponding relations of the Fig. 1 into Fig. 6 between reference and component names is:
11 drying systems, 111 outdoor heat exchangers, 112 first indoor heat exchangers, 113 second indoor heat exchangers, 114 compressions
Machine, 115 three-way magnetic valves, 116 controllers, 117 first throttle devices, 118 second throttling devices, 119 temperature control magnetic valves, 120
Four-way valve, 121 check valves, 1 air conditioner.
Embodiment
It is below in conjunction with the accompanying drawings and specific real in order to be more clearly understood that the above objects, features and advantages of the present invention
Mode is applied the present invention is further described in detail.It should be noted that in the case where not conflicting, the implementation of the application
Feature in example and embodiment can be mutually combined.
Many details are elaborated in the following description to facilitate a thorough understanding of the present invention, still, the present invention may be used also
Implemented with being different from other modes described here using other, therefore, protection scope of the present invention is not by described below
Specific embodiment limitation.
Fig. 1 shows the block diagram of drying system according to an embodiment of the invention, and Fig. 2 is shown according to the present invention's
The attachment structure schematic diagram of the drying system of one embodiment.
As depicted in figs. 1 and 2, drying system 11 is changed in outdoor heat exchanger 111, the first indoor heat exchanger 112, second Room
Hot device 113, compressor 114, three-way magnetic valve 115, controller 116, first throttle device 117, second throttling device 118, control
Warm magnetic valve 119, four-way valve 120 and check valve 121 are constituted.
Drying system 11 according to an embodiment of the invention, for air conditioner, including:Outdoor heat exchanger 111, first
The indoor heat exchanger 113 of indoor heat exchanger 112 and second;Compressor 114;Three-way magnetic valve 115, with first end, the second end,
Three three, ends port, wherein, first end is connected to compressor 114 by four-way valve, and the second end is connected to outdoor heat exchanger 111,
Three-terminal link is to the first indoor heat exchanger 112;Controller 116, is connected to three-way magnetic valve 115, is received for basis
Temperature control mode adjustment order, is switched between three ports, to adjust the mode of operation of air conditioner, wherein, mode of operation
Including preheating mode, temperature controlling mode and drying dehumidification pattern.
The drying system 11 of embodiments of the invention, can be different by the port switching selection to three-way magnetic valve 115
Heat exchanger and different working modes, specifically, when initial start-up air conditioner, preheating mode can be first passed through to interior
Air is preheated;When the temperature of air reaches setting value indoors, switch four-way valve, drying dehumidification pattern is run, to article
Dried and dehumidified;When drying temperature is too high, into temperature controlling mode, operating temperature is accurately controlled.The drying system more than
System 11, instead of the scheme for carrying out air preheat in correlation technique by Electric heating, saves energy consumption, improve pre- thermal effect
Rate and Consumer's Experience, meanwhile, the Automated condtrol of heat pump drying is realized, can significantly energy-saving and emission-reduction.Wherein, the first Room
Interior heat exchanger 112 can be indoor condenser.
Fig. 3 shows the attachment structure schematic diagram of drying system in the pre-heating mode shown in Fig. 2.
As shown in figure 3, according to one embodiment of present invention, in the pre-heating mode, at the first end of three-way magnetic valve 115
In connected state, compressor 114, four-way valve 120, the first indoor heat exchanger 112, outdoor heat exchanger 111 and three-way magnetic valve 115
It is sequentially communicated, the refrigerant that compressor 114 flows out returns to compressor 114 through first end and four-way valve 120.
Pass through the drying system 11 of embodiments of the invention, in the pre-heating mode, compressor 114, four-way valve 120, first
Indoor heat exchanger 112, outdoor heat exchanger 111 and three-way magnetic valve 115 are constituted and heat circulation, and room air is preheated, with
Just drying and processing is further carried out.By the technical program, it instead of pre- by Electric heating progress air in correlation technique
The scheme of heat, saves energy consumption, improves the pre- thermal efficiency and Consumer's Experience.Now, the first end of three-way magnetic valve 115 is connected to
Four-way valve 120, and in connected state, the second end of three-way magnetic valve 115 and the 3rd end closure.
Fig. 5 shows attachment structure schematic diagram of the drying system under temperature controlling mode shown in Fig. 2.
As shown in figure 5, according to one embodiment of present invention, under temperature controlling mode, at the second end of three-way magnetic valve 115
In connected state, compressor 114, four-way valve 120, three-way magnetic valve 115, outdoor heat exchanger 111, the first indoor heat exchanger 112
It is sequentially communicated with the second indoor heat exchanger 113, wherein, the second end is connected to outdoor heat exchanger 111.
By the drying system 11 of embodiments of the invention, under temperature controlling mode, compressor 114, four-way valve 120, threeway
Magnetic valve 115, outdoor heat exchanger 111, the first indoor heat exchanger 112 and the formation accurate temperature controlling circulation of the second indoor heat exchanger 113,
Accurate temperature control can be carried out to indoor temperature, improve Consumer's Experience.Now, the second end of three-way magnetic valve 115 connects
Outdoor heat exchanger 111 is connected to, and in connected state, the first end of three-way magnetic valve 115 and the 3rd end closure.
Fig. 4 shows attachment structure schematic diagram of the drying system under drying dehumidification pattern shown in Fig. 2.
As shown in figure 4, according to one embodiment of present invention, under drying dehumidification pattern, the 3rd of three-way magnetic valve 115 the
End is in connected state, compressor 114, four-way valve 120, three-way magnetic valve 115, the first indoor heat exchanger 112 and second Room
Heat exchanger 113 is sequentially communicated, wherein, three-terminal link to the first indoor heat exchanger 112.
By the drying system 11 of embodiments of the invention, under drying dehumidification pattern, compressor 114, four-way valve 120,
Three-way magnetic valve 115, the first indoor heat exchanger 112 and the second indoor heat exchanger 113 constitute drying dehumidification circulation, so as to interior
Article carries out drying dehumidification.Now, the three-terminal link of three-way magnetic valve 115 is to the first indoor heat exchanger 112, and is in connection
State, the first end of three-way magnetic valve 115 and the second end closure.
In addition, according to one embodiment of present invention, in addition to:First throttle device 117, is arranged on the first indoor heat exchange
Between device 112 and outdoor heat exchanger 111, in the pre-heating mode, to flowing to outdoor heat exchanger by the first indoor heat exchanger 112
111 refrigerant is throttled;Second throttling device 118, is arranged on the second indoor heat exchanger 113 and the first indoor heat exchanger 112
Between, under temperature controlling mode or drying dehumidification pattern, to flowing to the second indoor heat exchanger by the first indoor heat exchanger 112
113 refrigerant is throttled;Wherein, first throttle device 117 and second throttling device 118 include capillary and/or expansion valve.
By the drying system 11 of embodiments of the invention, first throttle device 117 and second throttling device 118 can be passed through
Refrigerant respectively under preheating mode and under drying dehumidification pattern is throttled, to save energy consumption, improving heat exchanging efficiency, wherein,
First throttle device 117 and second throttling device 118 include but is not limited to capillary and/or expansion valve.
According to one embodiment of present invention, the second indoor heat exchanger 113 and the first indoor heat exchanger 112 share a wind
Machine.
By the drying system 11 of embodiments of the invention, the second indoor heat exchanger 113 and the first indoor heat exchanger 112 can
To share a blower fan, to save energy consumption, it is of course also possible to being actually needed as the He of the second indoor heat exchanger 113 according to user
First indoor heat exchanger 112 sets two or more blower fans, to lift heat transfer effect.
According to one embodiment of present invention, it is provided between the second indoor heat exchanger 113 and the first indoor heat exchanger 112
Check valve 121, makes refrigerant flow to the one-way flow of the second indoor heat exchanger 113 by the first indoor heat exchanger 112.
By the drying system 11 of embodiments of the invention, check valve 121 causes refrigerant may only be by the first indoor heat exchange
Device 112 flows to the one-way flow of the second indoor heat exchanger 113, it is to avoid refrigerant reverse circulated causes circuit failure.
According to one embodiment of present invention, in addition to:Temperature control magnetic valve 119, is disposed in the outdoor heat exchanger 111 and first
Between indoor heat exchanger 112, for being controlled under temperature controlling mode by the outdoor heat exchanger air force, to adjust Indoor Temperature
Degree.
Fig. 6 shows the block diagram of air conditioner according to an embodiment of the invention.
As shown in fig. 6, air conditioner 1 according to an embodiment of the invention, with appointing shown in Fig. 1 of the present invention to Fig. 5
The drying system 11 that one embodiment is provided, therefore the air conditioner 1 has the drying that any embodiment shown in Fig. 1 to Fig. 5 is provided
Whole beneficial effects of system 11, will not be repeated here.
Fig. 7 shows the flow chart of Working mode switching method according to an embodiment of the invention.
As shown in fig. 7, Working mode switching method according to an embodiment of the invention, uses Fig. 1 of the present invention to Fig. 5
The drying system 11 that any embodiment shown is provided, the air conditioner 1 provided for the embodiment shown in Fig. 6 of the present invention, including:
Step 702, the temperature control mode received according to controller, which is adjusted, orders, and switches the working end of the magnetic valve of drying system
Mouthful, to adjust the mode of operation of air conditioner, wherein, mode of operation includes preheating mode, temperature controlling mode and drying dehumidification pattern, electricity
The first end of magnet valve, the second end, the 3rd end correspond respectively to above-mentioned preheating mode, temperature controlling mode, drying dehumidification pattern.
By the Working mode switching method of embodiments of the invention, it can be switched by the port to three-way magnetic valve and selected
Different heat exchangers and different working modes are selected, specifically, when initial start-up air conditioner, preheating mode can be first passed through
Room air is preheated;When the temperature of air reaches setting value indoors, switch four-way valve, run drying dehumidification pattern,
Article is dried and dehumidified;When drying temperature is too high, into temperature controlling mode, operating temperature is accurately controlled.Pass through the above
Drying system, instead of the scheme for carrying out air preheat in correlation technique by Electric heating, saves energy consumption, improve pre-
The thermal efficiency and Consumer's Experience, meanwhile, the Automated condtrol of heat pump drying is realized, can significantly energy-saving and emission-reduction.
Technical scheme is described in detail above in association with accompanying drawing, by above drying system, related skill is instead of
The scheme of air preheat is carried out in art by Electric heating, energy consumption is saved, improves the pre- thermal efficiency and Consumer's Experience, together
When, the Automated condtrol of heat pump drying is realized, can significantly energy-saving and emission-reduction.
In the present invention, term " first ", " second ", " the 3rd " are only used for the purpose described, and it is not intended that indicating
Or imply relative importance;For the ordinary skill in the art, it can understand that above-mentioned term exists as the case may be
Concrete meaning in the present invention.
In the description of this specification, the description of term " one embodiment " etc. means that combining the embodiment or example describes
Specific features, structure, material or feature be contained in the present invention at least one embodiment or example in.In this manual,
Identical embodiment or example are not necessarily referring to the schematic representation of above-mentioned term.Moreover, the specific features of description, knot
Structure, material or feature can in an appropriate manner be combined in any one or more embodiments or example.
The preferred embodiments of the present invention are the foregoing is only, are not intended to limit the invention, for the skill of this area
For art personnel, the present invention can have various modifications and variations.Within the spirit and principles of the invention, that is made any repaiies
Change, equivalent substitution, improvement etc., should be included in the scope of the protection.
Claims (10)
1. a kind of drying system, it is characterised in that including:
Outdoor heat exchanger, the first indoor heat exchanger, the second indoor heat exchanger and compressor;
Three-way magnetic valve, the three-way magnetic valve has first end, the second end, three, the 3rd end port, wherein, the first end
The compressor is connected to by four-way valve, second end is connected to the outdoor heat exchanger, the three-terminal link to institute
State the first indoor heat exchanger;
Controller, is connected to the three-way magnetic valve, for according to the mode adjustment order that receives, three ports it
Between switch over, to adjust the mode of operation of air conditioner, wherein, the mode of operation include preheating mode, temperature controlling mode and baking
Dry dehumidification mode.
2. drying system according to claim 1, it is characterised in that under the preheating mode, the three-way magnetic valve
The first end be in connected state, the compressor, the four-way valve, first indoor heat exchanger, the outdoor are changed
Hot device and the three-way magnetic valve are sequentially communicated, and the refrigerant of the compressor outflow is returned through the first end and the four-way valve
The compressor.
3. drying system according to claim 2, it is characterised in that under the drying dehumidification pattern, described three are powered
The 3rd end of magnet valve is in connected state, the compressor, the four-way valve, the three-way magnetic valve, first Room
Interior heat exchanger and second indoor heat exchanger are sequentially communicated, wherein, the three-terminal link to first indoor heat exchanger.
4. drying system according to claim 3, it is characterised in that under the temperature controlling mode, the three-way magnetic valve
Second end be in connected state, the compressor, the four-way valve, the three-way magnetic valve, the outdoor heat exchanger,
First indoor heat exchanger, second indoor heat exchanger are sequentially communicated, wherein, second end is connected to the outdoor and changed
Hot device.
5. drying system according to claim 4, it is characterised in that also include:
First throttle device, is arranged between first indoor heat exchanger and the outdoor heat exchanger, in the preheating
Under pattern, the refrigerant that the outdoor heat exchanger is flowed to by first indoor heat exchanger is throttled;
Second throttling device, is arranged between first indoor heat exchanger and second indoor heat exchanger, for described
Under temperature controlling mode or the drying dehumidification pattern, the institute to flowing to second indoor heat exchanger by first indoor heat exchanger
Refrigerant is stated to be throttled;
Wherein, the first throttle device and the second throttling device include capillary and/or expansion valve.
6. drying system according to any one of claim 1 to 5, it is characterised in that second indoor heat exchanger and
First indoor heat exchanger shares a blower fan.
7. drying system according to claim 6, it is characterised in that second indoor heat exchanger is indoor with described first
Check valve is provided between heat exchanger, refrigerant is flowed to second indoor heat exchanger by first indoor heat exchanger and unidirectionally flows
It is logical.
8. drying system according to claim 7, it is characterised in that also include:
Temperature control magnetic valve, is arranged between the outdoor heat exchanger and first indoor heat exchanger, in the temperature control mould
The air quantity of the outdoor heat exchanger is controlled under formula, to adjust indoor environment temperature.
9. a kind of air conditioner, it is characterised in that including the drying system as any one of claim 1 to 8.
10. a kind of Working mode switching method, using including the drying system as any one of claim 1 to 8, is used for
Air conditioner, it is characterised in that including:
The mode adjustment order received according to the controller, switches the working port of the magnetic valve of the drying system, to adjust
The mode of operation of the whole air conditioner, wherein, the mode of operation includes preheating mode, temperature controlling mode and drying dehumidification pattern,
The first end of the magnetic valve, the second end, the 3rd end correspond respectively to above-mentioned preheating mode, the temperature controlling mode, the drying
Dehumidification mode.
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CN106610070B (en) * | 2017-02-16 | 2022-02-08 | 湖南大学 | Combined type air conditioning unit is independently adjusted to new trend that can ally oneself with more |
CN109695968B (en) * | 2018-11-30 | 2021-01-29 | 安徽欧瑞达电器科技有限公司 | Drying and dehumidifying heat recovery integrated machine |
CN113534865B (en) * | 2021-06-17 | 2022-03-01 | 珠海格力电器股份有限公司 | Air conditioner cooperative drying control method and device during material drying, air conditioner and system |
CN114517969A (en) * | 2022-04-02 | 2022-05-20 | 珠海市金品创业共享平台科技有限公司 | Control system and method for constant temperature of air conditioner, related equipment and air conditioner |
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CN103615777A (en) * | 2013-11-27 | 2014-03-05 | 上海理工大学 | Humidity and temperature regulation system |
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