CN102022853A - Air conditioner system - Google Patents
Air conditioner system Download PDFInfo
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- CN102022853A CN102022853A CN201010548911XA CN201010548911A CN102022853A CN 102022853 A CN102022853 A CN 102022853A CN 201010548911X A CN201010548911X A CN 201010548911XA CN 201010548911 A CN201010548911 A CN 201010548911A CN 102022853 A CN102022853 A CN 102022853A
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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
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Abstract
The invention provides an air conditioner system comprising an indoor heat exchange device, an outdoor heat exchange device, a four-way valve, a first throttle device, a liquid reservoir and a second throttle device, wherein the indoor heat exchange device and the outdoor heat exchange device are respectively provided with a first and a second refrigerant ports, and the first refrigerant port of the indoor heat exchange device is communicated with the first refrigerant port of the outdoor heat exchange device by a first refrigerant pipe; the first port of the four-way valve is connected with the second refrigerant port of the indoor heat exchange device, the second port is connected with the second refrigerant port of the outdoor heat exchange device, the third port is connected with the exhaust port of a compressor, and the fourth port is connected with the air suction port of the compressor by a second refrigerant pipe; and the first throttle device, the liquid reservoir and the second throttle device are orderly connected to the first refrigerant pipe in series, the second refrigerant pipe is provided with a first pipe section held in the liquid reservoir, and the first pipe section is immersed in refrigerant coming from the first refrigerant pipe in the liquid reservoir, so refrigerant in the second refrigerant pipe exchanges heat with refrigerant in the liquid reservoir. The air conditioner system can simultaneously increase the degree of supercooling and the degree of superheating of cold media in one circulation.
Description
Technical field
The present invention relates to household appliance technical field, relate in particular to a kind of air-conditioner system.
Background technology
The work purpose of air-conditioner is to freeze or heat indoor, to regulate indoor temperature.For detachable air conditioner, its course of work is to have the refrigerant pipeline that both are coupled together between indoor heat converter and outdoor heat converter, the closed circulation path of formation refrigerant.During kind of refrigeration cycle, indoor heat converter plays evaporimeter, heat around absorbing when utilizing liquid refrigerants to be gasified cools off the temperature of room air, after the refrigerant of gasification is compressed into the gas of HTHP by compressor, by the outdoor heat converter cooling that plays the condenser effect, finish kind of refrigeration cycle.And when heating circulation time, indoor heat converter plays condenser, release heat improves the temperature of room air when utilizing refrigerant to be liquefied by gaseous state, the refrigerant of liquefaction has passed through the heat exchange reaction of the outdoor heat converter of evaporimeter effect, again returned the low-pressure side of compressor after the gasification, finished heating circulation.
According to the pressure-enthalpy chart of air-conditioning system as can be known, in the refrigerating/heating process, increase from the degree of superheat of the refrigerant of evaporimeter outflow, or increase from the degree of supercooling of the refrigerant of condenser outflow, to improve the refrigerating/heating ability of air-conditioning system, promptly the efficiency of air-conditioner will obtain to promote.And for improving and the method for the control system degree of supercooling and the degree of superheat, prior art generally adopts the dual mode realization.A kind of is disclosed mode in the Chinese patent 200810053068.0, the off-premises station of this patent is provided with the water-cooled heat transfer module, the effect of water-cooled heat transfer module is to make water and the refrigerant by outdoor heat converter to carry out heat exchange, when kind of refrigeration cycle, increase the degree of supercooling of refrigerant in the outdoor heat converter, heat the degree of superheat that circulation time increases refrigerant.The shortcoming of this structure is, only in the pipeline of outdoor heat converter, taked the heat exchange measure, therefore, when can only realizing kind of refrigeration cycle, this system increases the degree of supercooling of refrigerant, and can not be implemented in the degree of supercooling and the degree of superheat that increases refrigerant in the circulation simultaneously, so this system improves the limited in one's ability of air-conditioning efficiency.In addition, because the water-cooled heat transfer module structure that this system adopts is complicated, and has increased a water passage circulation system than other air-conditioning systems more, therefore aspect installation and maintenance, have difficulties.
Another kind is a disclosed mode in the Chinese patent 200710096327.3, use ability changeable type compressor, condenser, expansion valve and evaporimeter to constitute kind of refrigeration cycle in this patent, the degree of superheat control system of air-conditioning comprises, and is used to monitor the evaporator temperature sensor of evaporator temperature; Be used to monitor the condenser temperature sensor of condenser temperature; Control part being used for from the condenser temperature of being monitored prediction compressor discharge pressure, and calculates the suction degree of superheat that the target discharge temperature is controlled compressor according to the compressor discharge pressure of being predicted and the evaporator temperature of being monitored.Obviously, this mode need increase temperature sensor and control part, and not only complex structure and cost are very high.
Summary of the invention
At the problem that exists in the correlation technique, the object of the present invention is to provide a kind of air-conditioner system, realize increasing simultaneously the degree of supercooling and the degree of superheat of refrigerant solving the problem that air-conditioning system improves efficiency with simple structure.
For achieving the above object, the invention discloses a kind of air-conditioner system, this system comprises: indoor heat converter and outdoor heat converter, have the first refrigerant port and the second refrigerant port respectively, the first refrigerant port of indoor heat converter is communicated with by the first refrigerant port of the first refrigerant pipeline and outdoor heat converter; Cross valve, first port of cross valve is connected with the second refrigerant port of indoor heat converter, second port is connected with the second refrigerant port of outdoor heat converter, the 3rd port is connected with the exhaust outlet of compressor, and the 4th port is connected with the air entry of compressor by the second refrigerant pipeline; The first throttle device and second throttling arrangement all are arranged on the described first refrigerant pipeline; And first throttle device, reservoir, second throttling arrangement, mode with series connection successively is arranged on the first refrigerant pipeline, wherein, the second refrigerant pipeline has first line segments that is contained in the reservoir, and first line segments immerses in the reservoir refrigerant from the first refrigerant pipeline, so that refrigerant in the second refrigerant pipeline and the refrigerant in the reservoir carry out heat exchange.
Preferably, the first throttle device and second throttling arrangement are electric expansion valve.
Preferably, compressor has fluid reservoir, and the refrigerant inlet of fluid reservoir is the air entry of compressor.
Preferably, in the kind of refrigeration cycle of air-conditioner, first port of cross valve communicates with the 4th port, second port of cross valve communicates with the 3rd port; Heating in the circulation of air-conditioner, first port of cross valve communicates with the 3rd port, second port of cross valve communicates with the 4th port.
Preferably, on the first refrigerant pipeline, the direction that flows to indoor heat converter along refrigerant from outdoor heat converter is disposed with first filter, first throttle device, reservoir, second throttling arrangement, second filter, two logical stop valves; And be serially connected with three-way cut-off valve between first port of second refrigerant port of indoor heat converter and cross valve.
Compared with prior art, beneficial effect of the present invention is: (1) heat or kind of refrigeration cycle in realize to increase the degree of supercooling and the degree of superheat of refrigerant simultaneously.Because first line segments that the second refrigerant pipeline that cross valve is communicated with the compressor air suction mouth is had is immersed in the refrigerant of reservoir, therefore can carry out heat exchange between the two.Like this, the temperature of the refrigerant in the second refrigerant pipeline raises, and it is big that the degree of superheat of system becomes; Simultaneously, the refrigerant temperature of the first refrigerant pipeline reduces, and it is big that the degree of supercooling of system becomes.The degree of supercooling and the degree of superheat become greatly simultaneously, thereby the Energy Efficiency Ratio of air-conditioner system can improve.(2) degree of superheat of control system preferably.Because the degree of superheat in the evaporimeter is unsuitable excessive, otherwise can influence the efficient of evaporimeter, therefore wish that the degree of superheat of refrigerant in evaporimeter is less, but keep certain degree of superheat when getting back to compressor, reservoir of the present invention is between the air entry of evaporimeter and compressor, can structurally realize such scheme, make the refrigerant in the evaporimeter have the less degree of superheat, and get back to refrigerant in the compressor liquid storage can through having the degree of superheat of increase after the heat exchange, both improve the efficient of air-conditioning system, effectively prevented the compressor liquid hammer again.(3) simple in structure.The present invention neither needs special water circuit system, does not also need sensor and control part to realize, simple in structure, product cost is lower.
Description of drawings
Fig. 1 is the loop schematic diagram of air-conditioner system of the present invention under the kind of refrigeration cycle situation, with arrow refrigerant is shown and flows to;
Fig. 2 be air-conditioner system of the present invention at the loop schematic diagram that heats under the loop condition, with arrow refrigerant is shown and flows to.
The specific embodiment
Below in conjunction with accompanying drawing the specific embodiment of the invention is specifically described.
Fig. 1 is the loop schematic diagram under the kind of refrigeration cycle situation of the present invention.As shown in Figure 1, air-conditioner system of the present invention comprises indoor heat converter 1 and outdoor heat converter 2, and indoor heat converter 1 and outdoor heat converter 2 have the first refrigerant port and the second refrigerant port respectively.Between first refrigerant port of indoor heat converter 1 and the first refrigerant port of outdoor heat converter 2, by the first refrigerant pipeline connection.
Referring to Fig. 1, air-conditioner system of the present invention comprises cross valve 3, and as shown in fig. 1, cross valve 3 has four ports, i.e. first port 31, second port 32, the 3rd port 33 and the 4th port 34.Wherein, first port 31 is connected with the second refrigerant port of indoor heat converter 1, second port 32 is connected with the second refrigerant port of outdoor heat converter 2, the 3rd port 33 is connected with the exhaust outlet of compressor 4, and the 4th port 34 is connected with the air entry of compressor 4 by the second refrigerant pipeline 5.
In refrigeration cycle shown in Figure 1, first port 31 of cross valve 3 communicates with the 4th port 34, second port 32 communicates with the 3rd port 33, promptly, the second refrigerant port of indoor heat converter 1 communicates with the air entry of compressor 4, and the second refrigerant port of outdoor heat converter 2 communicates with the exhaust outlet of compressor 4.In kind of refrigeration cycle, the HTHP refrigerant that the exhaust outlet of compressor 4 is discharged is flowed through the outdoor interchanger 2 that changes earlier with heat release liquefy refrigerant, become gaseous coolant through indoor heat converter 1 with heat absorption then, be back to the air entry of compressor 4 again, discharge with the HTHP gaseous coolant last compressed machine 4 compression backs.Referring to accompanying drawing 1, the detailed description kind of refrigeration cycle is as follows: the HTHP gaseous coolant of discharging from the high-pressure side exhaust outlet of compressor 4, the 3rd port 33 through cross valve 3, second port 32, flow to the second refrigerant port of outdoor heat converter 2, after through outdoor heat converter 2 heat release condensations, refrigerant flows out from the first refrigerant port of outdoor heat converter 2, by way of the first refrigerant pipeline, flow to the first refrigerant port of indoor heat converter 1, after through indoor heat converter 1 endothermic gasification, refrigerant flows out from the second refrigerant port of indoor heat converter 1, first port 31 of approach cross valve 3, the 4th port 34, flow back into the low-pressure side air entry of compressor 4 then by the second refrigerant pipeline 5, finish a kind of refrigeration cycle by this.
Continuation is referring to accompanying drawing 1, air-conditioning system of the present invention also comprises first throttle device 8 reservoirs 7, second throttling arrangement 9 that in series is arranged on successively on the first refrigerant pipeline, wherein, the first refrigerant pipeline be in that line segments breaks at reservoir 7 between the first throttle device 8 and second throttling arrangement 9, be in the inflow reservoir 7 of refrigerant from above-mentioned two throttling arrangements, flow into refrigerant in the reservoir 7 then and flow in two throttling arrangements another again, can hold the refrigerant that has from the first refrigerant pipeline thus in the reservoir 7; The second refrigerant pipeline 5 also is shown among Fig. 1 also partly is contained in the reservoir, the second refrigerant pipeline 5 has first line segments 51 that is contained in the reservoir 7 particularly, and this first line segments 51 immerses in the reservoir 7 from the refrigerant in the first refrigerant pipeline.Because in kind of refrigeration cycle, outdoor heat converter 2 plays condenser, indoor heat converter 1 plays evaporimeter, the refrigerant that flows out from condenser has certain degree of supercooling, correspondingly the refrigerant in the first refrigerant pipeline has certain degree of supercooling, the refrigerant that flows out from evaporimeter has certain degree of superheat, and correspondingly the refrigerant in the second refrigerant pipeline 5 has certain degree of superheat, and the temperature of refrigerant is higher than the temperature of refrigerant in the second refrigerant pipeline 5 in the first refrigerant pipeline.By this, in reservoir 7, first line segments 51 of the second refrigerant pipeline 5 directly contacts with the refrigerant that flows in the reservoir 7 from the first refrigerant pipeline, so that the refrigerant that holds in refrigerant in the second refrigerant pipeline 5 and the reservoir 7 carries out heat exchange, like this, temperature with refrigerant of degree of supercooling will further descend, make the degree of supercooling of refrigerant become bigger, simultaneously, temperature with refrigerant of the degree of superheat can further raise, and makes the degree of superheat of refrigerant also become bigger, is implemented in the degree of supercooling and the degree of superheat that improve refrigerant in the kind of refrigeration cycle simultaneously thus, thereby the refrigerating capacity of air-conditioner system can become greatly, and Energy Efficiency Ratio can improve.Aforesaid " temperature of refrigerant is higher than the temperature of refrigerant in the second refrigerant pipeline in the first refrigerant pipeline " reason is: the first refrigerant pipeline belongs to the high-pressure side, the pressure height, temperature height (temperature is generally at 35-45 ℃), the second refrigerant pipeline belongs to low-pressure side, pressure is low, temperature low (temperature is generally between-2 ℃ to-7 ℃); If the supposition indoor environment temperature is 27 degree, outdoor is 35 degree, and it is very clear that this also can see from the pressure-enthalpy chart.
Also show compressor 4 among Fig. 1 and have a fluid reservoir 13, the air entry of above-mentioned compressor 4 embodies the refrigerant inlet for fluid reservoir 13 in this enforcement.Wherein, fluid reservoir 13 is used to guarantee that refrigerant enters compressor with gaseous state, prevents that liquid refrigerant from sucking compressor and causing liquid hammer.In more detail, further show among Fig. 1, on the first refrigerant pipeline along refrigerant from outdoor heat converter 2 directions that flow to indoor heat converter 1, be disposed with first filter 12, first throttle device 8, reservoir 7, second throttling arrangement 9, second filter, 14, two logical stop valves 11; And, be serially connected with three-way cut-off valve 10 between second refrigerant port of indoor heat converter 1 and first port 31 of cross valve 3.As optimal way, in the present embodiment, the first throttle device 8 and second throttling arrangement 9 all are preferably electric expansion valve, with the convenient aperture of regulating.
Below referring to Fig. 2 the circulation that heats of air-conditioner system of the present invention is described.The annexation of each parts is identical with Fig. 1 among Fig. 2, and cross valve 3 commutates, and the connected relation of each port of its inside changes, and causes the flow direction of refrigerant different with the direction shown in Fig. 1.In heating circulation, the HTHP refrigerant that the exhaust outlet of compressor 4 is discharged is flowed through the indoor interchanger 1 that changes earlier with heat release liquefy refrigerant, become gaseous coolant through outdoor heat converter 2 with heat absorption then, be back to the air entry of compressor 4 again, discharge with the HTHP gaseous coolant last compressed machine 4 compression backs, and so forth.
As shown in Figure 2, heat in the closed circuit, first port 31 of cross valve 3 communicates with the 3rd port 33, second port 32 communicates with the 4th port 34, promptly, the second refrigerant port of indoor heat converter 1 communicates with the exhaust outlet of compressor 4, and the second refrigerant port of outdoor heat converter 2 communicates with the air entry of compressor 4.In more detail, it is as follows to heat looping discription referring to accompanying drawing 2: after the refrigerant of low-temp low-pressure is inhaled into the low-pressure side air entry of compressor 4 and is compressed to the gaseous coolant of HTHP, flow to the 3rd port 33 of cross valve 3 from the high-pressure side exhaust outlet of compressor 4, by way of first port 31 of cross valve 3, flow to the second refrigerant port of indoor heat converter 1.In heating circulation, indoor heat converter 2 plays condenser, will enter high temperature refrigerant in it is condensed into low temperature by exothermic process refrigerant.The refrigerant of process condensation by way of the first refrigerant pipeline, flow to the first refrigerant port of outdoor heat converter 2 from the first refrigerant port of indoor heat converter 1.In heating circulation, outdoor heat converter 2 plays evaporimeter, makes the refrigerant that enters the low temperature in it be the refrigerant of high temperature by absorbing the heat gasification.Second port 32 of the refrigerant of gasification from the second refrigerant port flow of outdoor heat converter 2 to cross valve 3 by way of the 4th port 34 and the second refrigerant pipeline 5 of cross valve 3, flows back into the low-pressure side air entry of compressor 4, finishes one and heats circulation.
Similar to kind of refrigeration cycle, because in heating circulation, indoor heat converter 1 plays condenser, outdoor heat converter 2 plays evaporimeter, the refrigerant that flows out from condenser has certain degree of supercooling, correspondingly the refrigerant in the first refrigerant pipeline has certain degree of supercooling, the refrigerant that flows out from evaporimeter has certain degree of superheat, correspondingly the refrigerant in the second refrigerant pipeline 5 has certain degree of superheat, and the refrigerant temperature in the first refrigerant pipeline is higher than the refrigerant temperature in the second refrigerant pipeline 5.By this, in reservoir 7, first line segments 51 of the second refrigerant pipeline 5 directly contacts with the refrigerant that flows in the reservoir 7 from the first refrigerant pipeline, so that the refrigerant that holds in refrigerant in the second refrigerant pipeline 5 and the reservoir 7 carries out heat exchange, like this, temperature with refrigerant of degree of supercooling will further descend, make the degree of supercooling of refrigerant become bigger, simultaneously, temperature with refrigerant of the degree of superheat can further raise, and makes the degree of superheat of refrigerant also become bigger, is implemented in one thus and heats the degree of supercooling and the degree of superheat that improves refrigerant in the circulation simultaneously, thereby the heating capacity of air-conditioner system can become greatly, and Energy Efficiency Ratio can improve.
The present invention also has the beneficial effect of the degree of superheat of controlling air-conditioner system preferably.Because generally, the degree of superheat of the refrigerant that flows out in the evaporimeter and from evaporimeter is unsuitable excessive, and the present invention is controlled at the degree of superheat herein in 1 ℃.Because when the degree of superheat is excessive, can influence the efficient of evaporimeter.But when refrigerant is got back to compressor, wish that then it keeps certain degree of superheat, because the degree of superheat is crossed when hanging down herein, liquid refrigerants may enter compressor and cause compressor operating to go wrong.Reservoir of the present invention is between the air entry of evaporimeter and compressor, this makes the refrigerant in the evaporimeter have the less degree of superheat, through the heat exchange in the reservoir, the refrigerant that flows in the compressor liquid storage can has the degree of superheat of increase, has solved the control problem of the degree of superheat preferably.
Particularly when low-temperature heating; usually suction temperature can be very low; not only heating capacity is low; and return air temperature is spent and low is easy to cause liquid to be back to compressor; be easy to damage compressor; so under low temperature environment, air-conditioner system of the present invention is for improving low-temperature heating capacity and preventing that the compressor liquid hammer is highly beneficial.
The above is the preferred embodiments of the present invention only, is not limited to the present invention, and for a person skilled in the art, the present invention can have various changes and variation.Within the spirit and principles in the present invention all, any modification of being done, be equal to replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (5)
1. an air-conditioner system is characterized in that, comprising:
Indoor heat converter (1) and outdoor heat converter (2) have the first refrigerant port and the second refrigerant port respectively, and the first refrigerant port of described indoor heat converter (1) is communicated with by the first refrigerant port of the first refrigerant pipeline and outdoor heat converter (2);
Cross valve (3), first port (31) of described cross valve (3) is connected with the second refrigerant port of described indoor heat converter (1), second port (32) is connected with the second refrigerant port of described outdoor heat converter (2), the 3rd port (33) is connected with the exhaust outlet of compressor (4), the 4th port (34) is connected with the air entry of compressor (4) by the second refrigerant pipeline (5); And
First throttle device (8), reservoir (7), second throttling arrangement (9) are arranged on the described first refrigerant pipeline in the mode of connecting successively,
Wherein, the described second refrigerant pipeline (5) has first line segments (51) that is contained in the described reservoir (7), and described first line segments (51) immerses in the described reservoir (7) refrigerant from the described first refrigerant pipeline, so that refrigerant in the described second refrigerant pipeline (5) and the refrigerant in the described reservoir (7) carry out heat exchange.
2. air-conditioner system according to claim 1 is characterized in that, described first throttle device (8) and second throttling arrangement (9) are electric expansion valve.
3. air-conditioner system according to claim 1 and 2 is characterized in that, described compressor (4) has fluid reservoir (13), and the refrigerant inlet of described fluid reservoir (13) is the described air entry of compressor (4).
4. air-conditioner system according to claim 3 is characterized in that, in the kind of refrigeration cycle of air-conditioner, first port of described cross valve (3) communicates with the 4th port, second port of described cross valve (3) communicates with the 3rd port; Heating in the circulation of air-conditioner, first port of described cross valve (3) communicates with the 3rd port, second port of described cross valve (3) communicates with the 4th port.
5. air-conditioner system according to claim 4 is characterized in that,
On the described first refrigerant pipeline, the direction that flows to described indoor heat converter (1) along refrigerant from described outdoor heat converter (2) is disposed with first filter (12), described first throttle device (8), described reservoir (7), described second throttling arrangement (9), second filter (14), two logical stop valves (11); And
Be serially connected with three-way cut-off valve (10) between second refrigerant port of described indoor heat converter (1) and first port of described cross valve (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010548911XA CN102022853A (en) | 2010-11-18 | 2010-11-18 | Air conditioner system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201010548911XA CN102022853A (en) | 2010-11-18 | 2010-11-18 | Air conditioner system |
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| CN102022853A true CN102022853A (en) | 2011-04-20 |
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| CN201010548911XA Pending CN102022853A (en) | 2010-11-18 | 2010-11-18 | Air conditioner system |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2017185513A1 (en) * | 2016-04-29 | 2017-11-02 | 广东美的制冷设备有限公司 | Cooling-heating type air conditioner, cooling-only type air conditioner, control method for air conditioner |
| WO2017185515A1 (en) * | 2016-04-29 | 2017-11-02 | 广东美的制冷设备有限公司 | Cooling and heating air conditioner, cooling air conditioner and controlling method for air conditioner |
| WO2017185517A1 (en) * | 2016-04-29 | 2017-11-02 | 广东美的制冷设备有限公司 | Cooling and heating air conditioner, cooling-only air conditioner, and control method for air conditioner |
| CN107883487A (en) * | 2017-10-17 | 2018-04-06 | 芜湖美智空调设备有限公司 | Heat pump type air conditioning system, heat pump air conditioner and its control method and storage medium |
| CN108844256A (en) * | 2018-07-05 | 2018-11-20 | 珠海凌达压缩机有限公司 | A kind of compressor and air-conditioning system |
| CN108954909A (en) * | 2018-09-19 | 2018-12-07 | 珠海格力电器股份有限公司 | A kind of heat pump system and its oily cooling cycle control method |
| CN113167507A (en) * | 2019-02-25 | 2021-07-23 | Ats日本株式会社 | Refrigeration control system and cooling system |
| CN113339946A (en) * | 2021-05-19 | 2021-09-03 | 广东Tcl智能暖通设备有限公司 | Air conditioner operation control method and device, air conditioner and computer storage medium |
| CN113910864A (en) * | 2021-10-18 | 2022-01-11 | 岚图汽车科技有限公司 | Outdoor heat exchanger |
| WO2024032359A1 (en) * | 2022-08-11 | 2024-02-15 | 赵心阁 | Double-structure water source heat pump heat exchange system |
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| JP2004003717A (en) * | 2002-05-31 | 2004-01-08 | Mitsubishi Electric Corp | Air conditioner |
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Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
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| WO2017185513A1 (en) * | 2016-04-29 | 2017-11-02 | 广东美的制冷设备有限公司 | Cooling-heating type air conditioner, cooling-only type air conditioner, control method for air conditioner |
| WO2017185515A1 (en) * | 2016-04-29 | 2017-11-02 | 广东美的制冷设备有限公司 | Cooling and heating air conditioner, cooling air conditioner and controlling method for air conditioner |
| WO2017185517A1 (en) * | 2016-04-29 | 2017-11-02 | 广东美的制冷设备有限公司 | Cooling and heating air conditioner, cooling-only air conditioner, and control method for air conditioner |
| CN107883487A (en) * | 2017-10-17 | 2018-04-06 | 芜湖美智空调设备有限公司 | Heat pump type air conditioning system, heat pump air conditioner and its control method and storage medium |
| CN108844256A (en) * | 2018-07-05 | 2018-11-20 | 珠海凌达压缩机有限公司 | A kind of compressor and air-conditioning system |
| CN108954909A (en) * | 2018-09-19 | 2018-12-07 | 珠海格力电器股份有限公司 | A kind of heat pump system and its oily cooling cycle control method |
| CN113167507A (en) * | 2019-02-25 | 2021-07-23 | Ats日本株式会社 | Refrigeration control system and cooling system |
| CN113167507B (en) * | 2019-02-25 | 2023-03-31 | Ats日本株式会社 | Refrigeration control system and cooling system |
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| CN113339946A (en) * | 2021-05-19 | 2021-09-03 | 广东Tcl智能暖通设备有限公司 | Air conditioner operation control method and device, air conditioner and computer storage medium |
| CN113910864A (en) * | 2021-10-18 | 2022-01-11 | 岚图汽车科技有限公司 | Outdoor heat exchanger |
| WO2024032359A1 (en) * | 2022-08-11 | 2024-02-15 | 赵心阁 | Double-structure water source heat pump heat exchange system |
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Application publication date: 20110420 |