CN105258276A - Air conditioner system and control method thereof - Google Patents
Air conditioner system and control method thereof Download PDFInfo
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- CN105258276A CN105258276A CN201510615771.6A CN201510615771A CN105258276A CN 105258276 A CN105258276 A CN 105258276A CN 201510615771 A CN201510615771 A CN 201510615771A CN 105258276 A CN105258276 A CN 105258276A
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Abstract
The invention provides an air conditioner system used for achieving upward air-out of refrigerating and downward air-out of heating. The air conditioner system comprises a compressor, a first four-way valve, an indoor heat exchanger assembly, a throttling assembly and an outdoor heat exchanger assembly which are connected into a loop. The indoor heat exchanger assembly comprises a first heat exchanger module and a second heat exchanger module which are connected in parallel. The installation position of the first heat exchanger module on the air conditioner system is higher than that of the second indoor heat exchanger module. The working modes of the air conditioner system comprise the first refrigerating mode that only the first heat exchanger module works, the first heating mode that only the second heat exchanger module works and/or the second refrigerating mode and the second heating mode that the two heat exchanger modules work simultaneously. The invention further provides a control method of the air conditioner system. Independent work and simultaneous work of the two heat exchanger modules can be achieved.
Description
Technical field
The present invention relates to field of air conditioning, be specifically related to a kind of air-conditioning system and control method thereof.
Background technology
At present, conventional domestic air-conditioning system parts mainly comprise compressor, four-way change-over valve, outdoor unit heat exchanger, throttling arrangement, indoor set heat exchanger, indoor set heat exchanger is generally one piece, bear indoor refrigeration module and heating module simultaneously, due to the difference of Cooling, heating system itself, make its optimum operation being difficult to reach system and using state; The form of indoor set mainly comprises wall hanging machine, seat on-hook, cabinet-type air conditioner etc., is arranged on wall or stands on indoor, although can by wind deflector position adjustment air-out angle and direction, air-out position be fixed due to the installation site of indoor set; Due to the restriction of installation site and air-out position, air-out in the refrigeration making air-conditioner be difficult to accomplish real meaning in running, heat lower air-out, make the obvious thermograde of indoor existence, stronger blowing feeling, larger noise; In adjustment refrigeration, heating capacity, traditional convertible frequency air-conditioner adapts to different operating modes mainly through regulating compressor operating frequency, but be limited to this province of compressor performance impact, it is too high or too low that compressor frequency cannot be adjusted, and the refrigeration that compressor is exported, heating capacity scope are more limited.
Summary of the invention
In view of this, the invention provides a kind of upper air-out that can realize freezing, heat the air-conditioning system of lower air-out.
Another object of the present invention is to provide a kind of air-conditioning system that can adapt to load variations in a big way
For reaching this object, the present invention by the following technical solutions:
A kind of air-conditioning system, comprises compressor, the first cross valve, indoor heat exchanger assembly, orifice union, outdoor heat exchanger assembly connects into loop; Described indoor heat exchanger assembly comprises First Heat Exchanger module in parallel and the second heat exchanger module, and the installation site of described First Heat Exchanger module in described air-conditioning system is higher than the installation site of described second indoor heat exchanger module; The mode of operation of described air-conditioning system comprises: only the second refrigeration mode of simultaneously working of the first heating mode of the first refrigeration mode, the only second heat exchanger module work of First Heat Exchanger module work and/or two heat exchanger modules and the second heating mode.
Preferably, in aforesaid air-conditioning system, described compressor is positive displacement compressor, and under described first refrigeration mode and/or the first heating mode, described positive displacement compressor runs with the first swept volume; Under described second refrigeration mode and/or the second heating mode, described positive displacement compressor runs with the second swept volume, and wherein the second swept volume is greater than the first swept volume.
Preferably, in aforesaid air-conditioning system, described indoor heat exchanger assembly also comprises the first two-port valve, the second two-port valve; Wherein the first two-port valve and First Heat Exchanger block coupled in series, the second two-port valve is connected with the first two-port valve and First Heat Exchanger wired in parallel with after the second heat exchanger block coupled in series.
Preferably, in aforesaid air-conditioning system, also comprise the second cross valve and fluid reservoir; Described compressor is positive displacement compressor, has the first air entry, the second air entry and exhaust outlet; Described first air entry of described compressor connects the first outlet of fluid reservoir, and the second air entry connects the second end of described second cross valve, and exhaust outlet connects the second end of described first cross valve; The first end of described second cross valve is connected to the pipeline between the second end of described exhaust outlet and described first cross valve; 4th end of described second cross valve is closed, the second outlet of fluid reservoir described in three-terminal link; 4th end of the first cross valve connects the import of fluid reservoir; The first end of described first cross valve connects the 3rd end of described indoor heat exchanger assembly, described orifice union, described outdoor heat exchanger assembly and described first cross valve successively.
Preferably, in aforesaid air-conditioning system, the first end of described first cross valve connects the 3rd end of the first two-port valve, First Heat Exchanger module, orifice union, outdoor heat exchanger assembly and described second cross valve successively; The first end of described second two-port valve is connected on the pipeline between described orifice union and described First Heat Exchanger module, second end of described second two-port valve connects the first end of described second heat exchanger module, and the second end of described second heat exchanger module is connected on the pipeline between the first end of described first cross valve and described first two-port valve.
Another object of the present invention is to the control method that a kind of air-conditioning system is provided, specific as follows:
A kind of control method of air-conditioning system, the indoor heat exchanger assembly of described air-conditioning system comprises First Heat Exchanger module and the second heat exchanger module, the installation site of wherein said First Heat Exchanger module is higher than described second heat exchanger module, described control method comprises the first refrigeration mode, wherein: under described first refrigeration mode, make described First Heat Exchanger module work, described second heat exchanger module does not work.
Preferably, in the control method of aforesaid air-conditioning system, also comprise the first heating mode, under described first heating mode, described First Heat Exchanger module is not worked, described second heat exchanger module work.
Preferably, in the control method of aforesaid air-conditioning system, also comprise the second refrigeration mode and/or the second heating mode, under the second refrigeration mode and/or the second heating mode, described First Heat Exchanger module and described second heat exchanger module work simultaneously.
Preferably, in the control method of aforesaid air-conditioning system, described air-conditioning system adopts positive displacement compressor, and described control method also comprises: under described first refrigeration mode and/or the first heating mode, described positive displacement compressor runs with the first swept volume; Under described second refrigeration mode and/or the second heating mode, described positive displacement compressor runs with the second swept volume, and wherein the second swept volume is greater than the first swept volume.
Another object of the present invention is to the control method that a kind of air-conditioning system is provided, specific as follows:
A control method for air-conditioning system, in the air-conditioning system of application of aforementioned, comprises the first refrigeration mode, under described first refrigeration mode, and the first end of described second cross valve and the second end conducting, the 3rd end and the 4th end conducting; Described first two-port valve is opened, and described second two-port valve cuts out.
Preferably, in the control method of aforesaid air-conditioning system, also comprise the first heating mode, under described first heating mode, the first end of described second cross valve and the second end conducting, the 3rd end and the 4th end conducting; Described first two-port valve cuts out, and described second two-port valve is opened.
Preferably, in the control method of aforesaid air-conditioning system, also comprise the second refrigeration mode and/or the second heating mode, under the second refrigeration mode and/or the second heating mode, the first end of described second cross valve and the 4th end conducting, the second end and the 3rd end conducting; Described first two-port valve and described second two-port valve are opened.
Preferably, in the control method of aforesaid air-conditioning system, in cooling mode, the first end of described first cross valve and the 4th end conducting, the second end and the 3rd end conducting.
Preferably, in the control method of aforesaid air-conditioning system, in a heating mode, the first end of described first cross valve and the second end conducting, the 3rd end and the 4th end conducting.
The invention has the beneficial effects as follows:
1, indoor heat exchanger assembly is divided into highly different First Heat Exchanger modules and the second heat exchanger module, highly higher First Heat Exchanger module work is made during conventional refrigerant, the second highly lower heat exchanger module work is made when heating, can accomplish to freeze upper air-out, heat lower air-out, make air-out more reasonable.
2, when needs freeze faster and heating operation time, First Heat Exchanger module and the second heat exchanger module are worked simultaneously, refrigeration or time of heating can be shortened.
3, adopt positive displacement compressor, when conventional refrigerant operates, compressor works with low swept volume; When needs fast-refrigerating or when heating, with high workload volume work, to meet the demand of different load.
Accompanying drawing explanation
By referring to the description of accompanying drawing to the embodiment of the present invention, above-mentioned and other objects, features and advantages of the present invention will be more clear, in the accompanying drawings:
Fig. 1 is that the positive displacement compressor of this air-conditioning system is with the schematic diagram of the first refrigeration mode work.
Fig. 2 is that the positive displacement compressor of this air-conditioning system is with the schematic diagram of the first heating mode work.
Fig. 3 is that the positive displacement compressor of this air-conditioning system is with the schematic diagram of the second refrigeration mode work.
Fig. 4 is that the positive displacement compressor of this air-conditioning system is with the schematic diagram of the second heating mode work.
Detailed description of the invention
Based on embodiment, present invention is described below, but the present invention is not restricted to these embodiments.In hereafter details of the present invention being described, detailedly describe some specific detail sections.Do not have the description of these detail sections can understand the present invention completely for a person skilled in the art yet.In order to avoid obscuring essence of the present invention, known method, process, flow process, element do not describe in detail.
Below with shown in Fig. 1-4, the composition structure of the air-conditioning system of the application and working method thereof are further detailed.The air-conditioning system of the application, comprises compressor 1, first cross valve 4, indoor heat exchanger assembly, orifice union 6, outdoor heat exchanger assembly 5 connects into loop; Indoor heat exchanger assembly comprises First Heat Exchanger module 8 in parallel and the second heat exchanger module 10, and the installation site of described First Heat Exchanger module 8 in described air-conditioning system is higher than the installation site of described second indoor heat exchanger module 10; The mode of operation of described air-conditioning system comprises: the first heating mode that the first refrigeration mode, only the second heat exchanger module 10 that only First Heat Exchanger module 8 works work and/or the second refrigeration mode that two heat exchanger modules 8,10 work simultaneously and the second heating mode.As one preferably mode, First Heat Exchanger module 8 and the second heat exchanger module 10 are separately positioned on the top and bottom of an air outlet, or are arranged on two highly different air outlet places, independently can carry out heat exchange to air-out.Freeze during normal operation, heat separately, be divided into the first refrigeration mode and the first heating mode; Under the first refrigeration mode, running as evaporimeter only, the second heat exchanger module 10 does not work; Under the first heating mode, the second heat exchanger module 10 is only run as condenser, and First Heat Exchanger module 8 does not work.Air-out in the refrigeration achieving real meaning, heat lower air-out, significantly can promote the comfort of air-conditioning.When needs fast-refrigerating or when heating, time as larger with target temperature difference in room temperature, adopt the second refrigeration mode and/or the second heating mode, two heat exchanger modules 8,10 can be made simultaneously to work, the power of heat exchange can be improved like this, reduce the time reaching target temperature.And when room temperature is close to target temperature, heat exchange workload demand reduces greatly, now only need a heat exchanger module to run and just can satisfy the demands, switch to the first refrigeration or heating mode with economize energy.
In order to enable compressor and different patterns match, compressor preferably adopts positive displacement compressor, and under the first refrigeration mode and/or the first heating mode, positive displacement compressor runs with the first swept volume; Under the second refrigeration mode and/or the second heating mode, positive displacement compressor runs with the second swept volume, and wherein the second swept volume is greater than the first swept volume.Like this can change according to the actual requirements, effectively control the swept volume of positive displacement compressor, compressor power consumption and actual demand are adapted.
For Fig. 1-4, the concrete syndeton of the air-conditioning system of the application is described below.In figure, solid line represents connection, and dotted line represents and is not communicated with.
The air-conditioning system of the application, comprises compressor 1, first cross valve 4, indoor heat exchanger assembly, orifice union 6, outdoor heat exchanger assembly 5 connects into loop.Indoor heat exchanger assembly comprises First Heat Exchanger module 8 and the second heat exchanger module 10.Described indoor heat exchanger assembly also comprises the first two-port valve 7, second two-port valve 9; Wherein the first two-port valve 7 is connected with First Heat Exchanger module 8, and the second two-port valve 9 is connected in parallel with the first two-port valve 7 and First Heat Exchanger module 9 after connecting with the second heat exchanger module 10.Air-conditioning system also comprises the second cross valve 3 and fluid reservoir 2; Described compressor 1 is the positive displacement compressor with two individual cylinder A and B, has the first air entry 11, second air entry 12 and exhaust outlet 13; Described first air entry 11 of described compressor connects the first outlet of fluid reservoir 2, and the second air entry 12 connects the second end E2 of described second cross valve 3, and exhaust outlet 13 connects the second end E1 of described first cross valve 4; The first end D2 of described second cross valve 3 is connected to the pipeline between the second end E1 of described exhaust outlet 13 and described first cross valve 4; 4th end C2 of described second cross valve 3 closes, and the 3rd end S2 connects the second outlet of described fluid reservoir 2; 4th end C1 of the first cross valve 4 connects the import of fluid reservoir 2; The first end D1 of described first cross valve 4 connects the 3rd end S1 of described indoor heat exchanger assembly, described orifice union 6, described outdoor heat exchanger assembly and described first cross valve 4 successively.The first end D1 of described first cross valve 4 connects the 3rd end S3 of the first two-port valve 7, First Heat Exchanger module 8, orifice union 6, outdoor heat exchanger assembly 5 and described second cross valve 3 successively; The first end of described second two-port valve 9 is connected on the pipeline between described orifice union 6 and described First Heat Exchanger module 8, second end of described second two-port valve 9 connects the first end of described second heat exchanger module 10, and the second end of described second heat exchanger module 10 is connected on the pipeline between the first end D1 of described first cross valve 4 and described first two-port valve 7.
Below the control method of above-mentioned air-conditioning system is further detailed:
The mode of operation of described air-conditioning comprises the first refrigeration mode, the first heating mode, the second refrigeration mode, the second heating mode, wherein:
First refrigeration mode is:
As shown in Figure 1, under described first refrigeration mode, the first end D2 of described second cross valve 3 and the second end E2 conducting, the 3rd end S2 and the 4th end C2 conducting; Described first two-port valve 7 is opened, and described second two-port valve 9 cuts out.The first end D1 of described first cross valve 4 and the 4th end C1 conducting, the 3rd end S1 and the second end E1 conducting.
The first end D2 of described second cross valve 3 and the second end E2 conducting, a part of gas that compressor 1 is discharged through exhaust outlet 13 has directly flow back in cylinder A through the D2-E2 path of the second cross valve, now for compression chamber A, air inlet and exhaust condition just the same, be equivalent to not acting, whole compressor only has compression chamber B in work, and swept volume is the swept volume of single cylinder.
Described first two-port valve 7 is opened, described second two-port valve 9 cuts out, and makes First Heat Exchanger module 8 as evaporator refrigeration work, so now the state of air-conditioning system is that compressor 1 is with the work of single cylinder swept volume, First Heat Exchanger module 8 is freezed, and cold air is from top air-out.
First heating mode is:
As shown in Figure 2, under described first heating mode, the first end D2 of described second cross valve 3 and the second end E2 conducting, the 3rd end S2 and the 4th end C2 conducting; Described first two-port valve 7 cuts out, and described second two-port valve 9 is opened.The first end D1 of described first cross valve 4 and the second end E1 conducting, the 3rd end S1 and the 4th end C1 conducting.
The first end D2 of described second cross valve 3 and the second end E2 conducting, a part of gas that compressor 1 is discharged through exhaust outlet 13 has directly flow back in cylinder A through the D2-E2 path of the second cross valve, now for compression chamber A, air inlet and exhaust condition just the same, be equivalent to not acting, whole compressor only has compression chamber B in work, and swept volume is the swept volume of single cylinder.
Described first two-port valve 7 cuts out, described second two-port valve 9 is opened, and makes the second heat exchanger module 10 heat work as condenser, so now the state of air-conditioning system is that compressor 1 is with the work of single cylinder swept volume, second heat exchanger module 10 heats, and hot gas is air-out from below.
Second refrigeration mode is:
As shown in Figure 3, under the second refrigeration mode, the first end D2 of described second cross valve 3 and the 4th end C2 conducting, the second end E2 and the 3rd end S2 conducting; Described first two-port valve 7 and described second two-port valve 9 are opened.The first end D1 of described first cross valve 4 and the 4th end C1 conducting, the 3rd end S1 and the second end E1 conducting.
Now two cylinder B and A of compressor work simultaneously, and swept volume is the swept volume of twin-tub.
Described first two-port valve 7 is opened simultaneously, described second two-port valve 9 is opened, make First Heat Exchanger module and the second heat exchanger module 10 as evaporator refrigeration work, so now the state of air-conditioning system is that compressor 1 is with the work of twin-tub swept volume, First Heat Exchanger module 8 and the second heat exchanger module 10 are freezed simultaneously, and cold air is from upper and lower air-out simultaneously.
Second heating mode is:
As shown in Figure 4, under the second heating mode, the first end D2 of described second cross valve 3 and the 4th end C2 conducting, the second end E2 and the 3rd end S2 conducting; Described first two-port valve 7 and described second two-port valve 9 are opened.The first end D1 of described first cross valve 4 and the second end E1 conducting, the 3rd end S1 and the 4th end C1 conducting.
Now two cylinder B and A of compressor work simultaneously, and swept volume is the swept volume of twin-tub.
Described first two-port valve 7 is opened simultaneously, described second two-port valve 9 is opened, First Heat Exchanger module and the second heat exchanger module 10 is made to heat work as condenser, so now the state of air-conditioning system is that compressor 1 is with the work of twin-tub swept volume, First Heat Exchanger module 8 and the second heat exchanger module 10 heat simultaneously, and hot gas is from upper and lower air-out simultaneously.
As one preferably mode, when original room temperature differs larger with target temperature, can first use the second refrigeration or heating mode, to shorten the time, make room temperature as soon as possible close to target temperature.When close to target temperature or when needing to maintain target temperature, employing first can be transferred and freeze or heating mode, the energy consumption of system can be reduced like this.
In addition, it should be understood by one skilled in the art that the accompanying drawing provided at this is all for illustrative purposes, and accompanying drawing is not necessarily drawn in proportion.
Meanwhile, should be appreciated that example embodiment is provided, to make the disclosure be comprehensive, and its scope is fully conveyed to those skilled in the art.A lot of specific detail (such as the example of particular elements, equipment and method) is presented to provide thorough understanding of the disclosure.It will be apparent to one skilled in the art that and do not need to adopt specific detail, example embodiment can be implemented with much different forms, and example embodiment should not be understood to limit the scope of the present disclosure.In some example embodiments, well-known device structure and well-known technology are not described in detail.
When an element or layer be mentioned as another element or layer " on ", " being engaged to ", " being connected to " or " being coupled to " another element or layer time, its can directly on another element or layer, directly engaged, connected or be connected to another element or layer, or intermediary element or layer can be there is.By contrast, when an element be mentioned as " directly " another element or layer " on ", " being directly engaged to ", " being directly connected to " or " being directly coupled to " another element or layer time, intermediary element or layer can not be there is.Other word for describing relation between element should be explained in a similar manner (such as, " between " and " directly between ", " vicinity " and " being directly close to " etc.).As used herein, term "and/or" comprises arbitrary in the Listed Items of one or more association or all combines.
Although term first, second, third, etc. can be used to describe each element, parts, region, layer and/or section at this, these elements, parts, region, layer and/or section should not limited by these terms.These terms can only for distinguishing element, parts, region, layer or a section and another element, region, layer or section.The term of such as " first ", " second " and other numerical value term when not meaning that order or sequentially when this uses, unless context explicitly points out.Thus, the first element discussed below, parts, region, layer or section can be called as the second element, parts, region, layer or section, and do not deviate from the instruction of example embodiment.In addition, in describing the invention, except as otherwise noted, the implication of " multiple " is two or more.
The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, to those skilled in the art, the present invention can have various change and change.All do within spirit of the present invention and principle any amendment, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (14)
1. an air-conditioning system, comprises compressor (1), the first cross valve (4), indoor heat exchanger assembly, orifice union (6), outdoor heat exchanger assembly (5) connects into loop; It is characterized in that: described indoor heat exchanger assembly comprises First Heat Exchanger module (8) in parallel and the second heat exchanger module (10), and the installation site of described First Heat Exchanger module (8) in described air-conditioning system is higher than the installation site of described second indoor heat exchanger module (10); The mode of operation of described air-conditioning system comprises: the first heating mode that the first refrigeration mode, only the second heat exchanger module (10) that only First Heat Exchanger module (8) works work and/or the second refrigeration mode that two heat exchanger modules (8,10) work simultaneously and the second heating mode.
2. air-conditioning system as claimed in claim 1, it is characterized in that: described compressor is positive displacement compressor, under described first refrigeration mode and/or the first heating mode, described positive displacement compressor runs with the first swept volume; Under described second refrigeration mode and/or the second heating mode, described positive displacement compressor runs with the second swept volume, and wherein the second swept volume is greater than the first swept volume.
3. air-conditioning system as claimed in claim 1, is characterized in that: described indoor heat exchanger assembly also comprises the first two-port valve (7), the second two-port valve (9); Wherein the first two-port valve (7) is connected with First Heat Exchanger module (8), and the second two-port valve (9) is connected in parallel with the first two-port valve (7) and First Heat Exchanger module (9) after connecting with the second heat exchanger module (10).
4. air-conditioning system as claimed in claim 3, is characterized in that: also comprise the second cross valve (3) and fluid reservoir (2); Described compressor (1) is positive displacement compressor, has the first air entry (11), the second air entry (12) and exhaust outlet (13); Described first air entry (11) of described compressor connects the first outlet of fluid reservoir (2), second air entry (12) connects second end (E2) of described second cross valve (3), and exhaust outlet (13) connects second end (E1) of described first cross valve (4); The first end (D2) of described second cross valve (3) is connected to the pipeline between second end (E1) of described exhaust outlet (13) and described first cross valve (4); 4th end (C2) of described second cross valve (3) is closed, and the 3rd end (S2) connects the second outlet of described fluid reservoir (2); 4th end (C1) of the first cross valve (4) connects the import of fluid reservoir (2); The first end (D1) of described first cross valve (4) connects the 3rd end (S1) of described indoor heat exchanger assembly, described orifice union (6), described outdoor heat exchanger assembly and described first cross valve (4) successively.
5. air-conditioning system as claimed in claim 4, is characterized in that: the first end (D1) of described first cross valve (4) connects the 3rd end (S3) of the first two-port valve (7), First Heat Exchanger module (8), orifice union (6), outdoor heat exchanger assembly (5) and described second cross valve (3) successively; The first end of described second two-port valve (9) is connected on the pipeline between described orifice union (6) and described First Heat Exchanger module (8), second end of described second two-port valve (9) connects the first end of described second heat exchanger module (10), and the second end of described second heat exchanger module (10) is connected on the pipeline between the first end (D1) of described first cross valve (4) and described first two-port valve (7).
6. the control method of an air-conditioning system, the indoor heat exchanger assembly of described air-conditioning system comprises First Heat Exchanger module (8) and the second heat exchanger module (10), the installation site of wherein said First Heat Exchanger module (8) is higher than described second heat exchanger module (10), it is characterized in that: described control method comprises the first refrigeration mode, wherein:
Under described first refrigeration mode, described First Heat Exchanger module (8) is worked, described second heat exchanger module (10) does not work.
7. the control method of air-conditioning system as claimed in claim 6, is characterized in that:
Also comprise the first heating mode,
Under described first heating mode, described First Heat Exchanger module (8) is not worked, described second heat exchanger module (10) work.
8. the control method of air-conditioning system as claimed in claim 7, is characterized in that:
Also comprise the second refrigeration mode and/or the second heating mode, under the second refrigeration mode and/or the second heating mode, described First Heat Exchanger module (8) and described second heat exchanger module (10) work simultaneously.
9. the control method of air-conditioning system as claimed in claim 8, it is characterized in that: described air-conditioning system adopts positive displacement compressor, described control method also comprises: under described first refrigeration mode and/or the first heating mode, described positive displacement compressor runs with the first swept volume; Under described second refrigeration mode and/or the second heating mode, described positive displacement compressor runs with the second swept volume, and wherein the second swept volume is greater than the first swept volume.
10. a control method for air-conditioning system, is applied in air-conditioning system as claimed in claim 5, it is characterized in that:
Comprise the first refrigeration mode,
Under described first refrigeration mode, the first end (D2) of described second cross valve (3) and the second end (E2) conducting, the 3rd end (S2) and the 4th end (C2) conducting; Described first two-port valve (7) is opened, and described second two-port valve (9) is closed.
The control method of 11. air-conditioning systems as claimed in claim 10, is characterized in that:
Also comprise the first heating mode,
Under described first heating mode, the first end (D2) of described second cross valve (3) and the second end (E2) conducting, the 3rd end (S2) and the 4th end (C2) conducting; Described first two-port valve (7) is closed, and described second two-port valve (9) is opened.
The control method of 12. air-conditioning systems as claimed in claim 10, is characterized in that:
Also comprise the second refrigeration mode and/or the second heating mode,
Under the second refrigeration mode and/or the second heating mode, the first end (D2) of described second cross valve (3) and the 4th end (C2) conducting, the second end (E2) and the 3rd end (S2) conducting; Described first two-port valve (7) and described second two-port valve (9) are opened.
The control method of 13. air-conditioning systems as described in claim 10,12, is characterized in that:
In cooling mode, the first end (D1) of described first cross valve (4) and the 4th end (C1) conducting, the second end (E1) and the 3rd end (S1) conducting.
The control method of 14. air-conditioning systems as described in claim 11,12, is characterized in that:
In a heating mode, the first end (D1) of described first cross valve (4) and the second end (E1) conducting, the 3rd end (S1) and the 4th end (C1) conducting.
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| CN201510615771.6A CN105258276A (en) | 2015-09-24 | 2015-09-24 | Air conditioner system and control method thereof |
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| CN110513783A (en) * | 2019-08-22 | 2019-11-29 | 海信（广东）空调有限公司 | A kind of air conditioner dehumidification system and its control method |
| CN111023299A (en) * | 2019-12-27 | 2020-04-17 | 海信（山东）空调有限公司 | Control method and device for preventing direct blowing during refrigeration of air conditioner, storage medium and air conditioner |
| CN111043667A (en) * | 2019-12-27 | 2020-04-21 | 海信（山东）空调有限公司 | Control method and device for preventing cold wind during heating start of air conditioner, medium and air conditioner |
| CN111140994A (en) * | 2019-12-27 | 2020-05-12 | 海信（山东）空调有限公司 | Control method and device for defrosting of air conditioner, storage medium and air conditioner |
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| CN105972808A (en) * | 2016-05-18 | 2016-09-28 | 广东美的暖通设备有限公司 | Indoor air conditioner, air conditioner system and control method for operation mode of air conditioner system |
| CN110513783A (en) * | 2019-08-22 | 2019-11-29 | 海信（广东）空调有限公司 | A kind of air conditioner dehumidification system and its control method |
| CN111023299A (en) * | 2019-12-27 | 2020-04-17 | 海信（山东）空调有限公司 | Control method and device for preventing direct blowing during refrigeration of air conditioner, storage medium and air conditioner |
| CN111043667A (en) * | 2019-12-27 | 2020-04-21 | 海信（山东）空调有限公司 | Control method and device for preventing cold wind during heating start of air conditioner, medium and air conditioner |
| CN111140994A (en) * | 2019-12-27 | 2020-05-12 | 海信（山东）空调有限公司 | Control method and device for defrosting of air conditioner, storage medium and air conditioner |
| CN111256210A (en) * | 2020-02-13 | 2020-06-09 | 海信（山东）空调有限公司 | Air conditioner and control method thereof |
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