CN110748965B - Air conditioning system and air conditioning system control method - Google Patents
Air conditioning system and air conditioning system control method Download PDFInfo
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- CN110748965B CN110748965B CN201911115662.2A CN201911115662A CN110748965B CN 110748965 B CN110748965 B CN 110748965B CN 201911115662 A CN201911115662 A CN 201911115662A CN 110748965 B CN110748965 B CN 110748965B
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- 238000004378 air conditioning Methods 0.000 title claims abstract description 83
- 238000000034 method Methods 0.000 title claims abstract description 19
- 238000001816 cooling Methods 0.000 claims abstract description 34
- 238000001704 evaporation Methods 0.000 claims abstract description 13
- 230000008020 evaporation Effects 0.000 claims abstract description 13
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 30
- 239000003507 refrigerant Substances 0.000 claims description 23
- 238000005507 spraying Methods 0.000 claims description 19
- 239000007921 spray Substances 0.000 claims description 8
- 230000005494 condensation Effects 0.000 claims description 5
- 238000009833 condensation Methods 0.000 claims description 5
- 230000000694 effects Effects 0.000 description 6
- 230000002427 irreversible effect Effects 0.000 description 5
- 238000012546 transfer Methods 0.000 description 4
- 230000006835 compression Effects 0.000 description 3
- 238000007906 compression Methods 0.000 description 3
- 238000012545 processing Methods 0.000 description 3
- 238000005057 refrigeration Methods 0.000 description 3
- 238000010408 sweeping Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000013459 approach Methods 0.000 description 1
- 230000003749 cleanliness Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
- 239000008400 supply water Substances 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F1/00—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
- F24F1/0007—Indoor units, e.g. fan coil units
- F24F1/0059—Indoor units, e.g. fan coil units characterised by heat exchangers
- F24F1/0063—Indoor units, e.g. fan coil units characterised by heat exchangers by the mounting or arrangement of the heat exchangers
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/62—Control or safety arrangements characterised by the type of control or by internal processing, e.g. using fuzzy logic, adaptive control or estimation of values
- F24F11/63—Electronic processing
- F24F11/64—Electronic processing using pre-stored data
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/88—Electrical aspects, e.g. circuits
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/89—Arrangement or mounting of control or safety devices
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B41/00—Fluid-circulation arrangements
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B49/00—Arrangement or mounting of control or safety devices
- F25B49/02—Arrangement or mounting of control or safety devices for compression type machines, plants or systems
- F25B49/022—Compressor control arrangements
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/34—Parallel operation in networks using both storage and other DC sources, e.g. providing buffering
- H02J7/35—Parallel operation in networks using both storage and other DC sources, e.g. providing buffering with light sensitive cells
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F2110/00—Control inputs relating to air properties
- F24F2110/10—Temperature
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F2110/00—Control inputs relating to air properties
- F24F2110/10—Temperature
- F24F2110/12—Temperature of the outside air
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Thermal Sciences (AREA)
- Signal Processing (AREA)
- Power Engineering (AREA)
- Fuzzy Systems (AREA)
- Mathematical Physics (AREA)
- Air Conditioning Control Device (AREA)
Abstract
The application provides an air conditioning system and an air conditioning system control method. Wherein, air conditioning system includes: the compressor is provided with a first air suction port, a second air suction port, a first exhaust port and a second exhaust port, wherein the first air suction port is communicated with the first exhaust port, and the second air suction port is communicated with the second exhaust port; the evaporation device comprises a first evaporator and a second evaporator which are arranged in parallel, the first evaporator is connected with the first air suction port, and the second evaporator is connected with the second air suction port; the condensing device comprises a first condenser and a second condenser which are arranged in parallel, the first condenser is connected with the first exhaust port, and the second condenser is connected with the second exhaust port; and the cooling device is arranged opposite to at least part of the first condenser so as to cool the first condenser. The application effectively solves the problem of lower heat exchange efficiency of the air conditioning system in the prior art.
Description
Technical Field
The application relates to the technical field of air conditioners, in particular to an air conditioning system and an air conditioning system control method.
Background
Currently, prior art air conditioning systems typically use a "single suction single row" approach to heat exchange, i.e., the air conditioning system includes an evaporator and a condenser.
However, because the single evaporator is easy to generate irreversible heat loss in the heat exchange process, the heat exchange efficiency of the air conditioning system is lower, and the use requirement of a user cannot be met, so that the use experience is affected.
Disclosure of Invention
The application mainly aims to provide an air conditioning system and an air conditioning system control method, which are used for solving the problem of low heat exchange efficiency of the air conditioning system in the prior art.
In order to achieve the above object, according to one aspect of the present application, there is provided an air conditioning system comprising: the compressor is provided with a first air suction port, a second air suction port, a first exhaust port and a second exhaust port, wherein the first air suction port is communicated with the first exhaust port, and the second air suction port is communicated with the second exhaust port; the evaporation device comprises a first evaporator and a second evaporator which are arranged in parallel, the first evaporator is connected with the first air suction port, and the second evaporator is connected with the second air suction port; the condensing device comprises a first condenser and a second condenser which are arranged in parallel, the first condenser is connected with the first exhaust port, and the second condenser is connected with the second exhaust port; and the cooling device is arranged opposite to at least part of the first condenser so as to cool the first condenser.
Further, the first condenser is arranged opposite to the second condenser, the first condenser is arranged on the windward side, and the second condenser is arranged on the leeward side.
Further, the cooling device includes: the spraying structure is provided with a spraying part communicated with the water supply pipeline, and the spraying part is arranged towards the first condenser.
Further, the cooling device further includes: the water pan is positioned below the first condenser to contain water falling from the first condenser through the water pan.
Further, the cooling device includes: the spraying structure is provided with a spraying part communicated with the water supply pipeline, and the spraying part is arranged towards the first condenser.
Further, the air conditioning system further includes: the intermediate heat exchanger is arranged on a pipeline between the evaporation device and the condensation device; the intermediate heat exchanger is provided with a first refrigerant inlet, a second refrigerant inlet, a first refrigerant outlet and a second refrigerant outlet, wherein the first refrigerant inlet is connected with the first condenser, the second refrigerant inlet is connected with the second condenser, the first refrigerant outlet is connected with the first evaporator, and the second refrigerant outlet is connected with the second evaporator.
Further, the air conditioning system further includes: the photovoltaic power supply device is located outdoors and comprises a photovoltaic panel, and the compressor is connected with the photovoltaic power supply device to supply power to the compressor through the photovoltaic power supply device.
Further, the air conditioning system further includes: the first controller is connected with the photovoltaic power supply device and is used for controlling the on-off of the photovoltaic power supply device, the external power supply device and the compressor; when the electric quantity provided by the photovoltaic power supply device is smaller than or equal to the preset electric quantity, the first controller controls the external power supply device to be communicated with the compressor, so that the photovoltaic power supply device and the external power supply device supply power for the compressor together.
According to another aspect of the present application, there is provided an air conditioning system control method for the above air conditioning system, the air conditioning system control method including: detecting an outdoor temperature and an indoor temperature; controlling the start of a compressor of the air conditioning system according to the temperature difference between the outdoor temperature and the indoor temperature; and/or controlling the cooling device of the air conditioning system to be started according to the outdoor temperature.
Further, the manner of controlling the start of the compressor includes: and obtaining an outdoor air enthalpy value according to the outdoor dry bulb temperature and the outdoor relative humidity, and controlling the starting of the compressor when the temperature difference between the outdoor temperature and the indoor temperature is larger than zero and the outdoor air enthalpy value is larger than a preset air enthalpy value.
Further, the means for controlling the start-up of the cooling device comprises: and when the outdoor temperature is higher than a preset temperature value, controlling a cooling device of the air conditioning system to start.
By applying the technical scheme of the application, the air conditioning system comprises a first evaporator and a second evaporator, wherein the first evaporator is a high-temperature evaporator, and the second evaporator is a low-temperature evaporator. The first evaporator is mainly used for treating sensible heat load, the second evaporator is mainly used for treating latent heat load so as to form a cascade vapor compression refrigeration cycle, and therefore the heat and humidity load treating capacity of the air conditioning system is improved, irreversible heat loss in the heat transfer process of the evaporation device is reduced, the problem that the heat exchange efficiency of the air conditioning system is low in the prior art is solved, and the heat exchange efficiency of the air conditioning system is improved. Meanwhile, the cooling device is arranged at least partially opposite to the first condenser so as to cool the first condenser, and then the evaporative cooling effect is improved.
Drawings
The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this specification, illustrate embodiments of the application and together with the description serve to explain the application. In the drawings:
fig. 1 shows a schematic structural view of an embodiment of an air conditioning system according to the present application;
FIG. 2 shows a distribution diagram of the air conditioning system of FIG. 1; and
fig. 3 shows a distribution diagram of another angle of the air conditioning system of fig. 2.
Wherein the above figures include the following reference numerals:
10. a compressor; 11. a first air suction port; 12. a second air suction port; 13. an exhaust port; 14. a second exhaust port; 21. a first evaporator; 22. a second evaporator; 30. a condensing device; 31. a first condenser; 32. a second condenser; 60. an intermediate heat exchanger; 70. a photovoltaic power supply device; 80. a first controller; 90. an external power supply device; 100. a second controller; 130. a water supply line; 150. an air conditioner indoor unit; 160. an air conditioner outdoor unit; 170. a cooling device; 171. a spray structure; 172. and (5) a water receiving tray.
Detailed Description
It should be noted that, without conflict, the embodiments of the present application and features of the embodiments may be combined with each other. The application will be described in detail below with reference to the drawings in connection with embodiments.
It is noted that all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs unless otherwise indicated.
In the present application, unless otherwise indicated, terms of orientation such as "upper" and "lower" are used generally with respect to the orientation shown in the drawings or to the vertical, vertical or gravitational orientation; also, for ease of understanding and description, "left, right" is generally directed to the left, right as shown in the drawings; "inner and outer" refer to inner and outer relative to the outline of the components themselves, but the above-described orientation terms are not intended to limit the present application.
The application provides an air conditioning system and an air conditioning system control method, which aim to solve the problem of low heat exchange efficiency of the air conditioning system in the prior art.
As shown in fig. 1 to 3, the air conditioning system includes a compressor 10, an evaporation device, a condensation device 30, and a cooling device 170. The compressor 10 includes a first intake port 11, a second intake port 12, a first discharge port 13, and a second discharge port 14, wherein the first intake port 11 communicates with the first discharge port 13, and the second intake port 12 communicates with the second discharge port 14. The evaporation device includes a first evaporator 21 and a second evaporator 22 arranged in parallel, the first evaporator 21 being connected to the first suction port 11, and the second evaporator 22 being connected to the second suction port 12. The condensing device 30 includes a first condenser 31 and a second condenser 32 disposed in parallel, the first condenser 31 being connected to the first exhaust port 13, and the second condenser 32 being connected to the second exhaust port 14. The cooling device 170 is disposed opposite at least a portion of the first condenser 31 to cool the first condenser 31.
By applying the technical scheme of the embodiment, the air conditioning system comprises a first evaporator 21 and a second evaporator 22, wherein the first evaporator 21 is a high-temperature evaporator, and the second evaporator 22 is a low-temperature evaporator. The first evaporator 21 is mainly used for processing sensible heat load, and the second evaporator 22 is mainly used for processing latent heat load, so that a cascade vapor compression refrigeration cycle is formed, the heat and humidity load processing capacity of the air conditioning system is further improved, irreversible heat loss in the heat transfer process of the evaporation device is reduced, the problem that the heat exchange efficiency of the air conditioning system is low in the prior art is solved, and the heat exchange efficiency of the air conditioning system is improved. Meanwhile, the cooling device 170 is disposed opposite to at least a portion of the first condenser 31 to cool the first condenser 31, thereby enhancing the evaporative cooling effect.
In this embodiment, the air conditioning system adopts a "double suction double discharge" operation mode, compresses the refrigerant to the evaporation devices with different pressure steps to exchange heat, and the first evaporator 21 and the second evaporator 22 process sensible heat and latent heat loads in a staged manner. Wherein the refrigerants in the first evaporator 21 and the second evaporator 22 are independent from each other. The gas is cooled (not dehumidified) by the first evaporator 21, dehumidified (cooled) by the second evaporator 22, and then is sent into the room after the temperature and humidity of the gas reach the air supply condition, so as to realize the purpose of independent temperature and humidity control. The outdoor uses a double-suction double-row compressor 10 to compress the refrigerant to different pressure steps for heat exchange.
As shown in fig. 1, the first condenser 31 is disposed opposite to the second condenser 32, and the first condenser 31 is disposed on the windward side and the second condenser 32 is disposed on the leeward side. Specifically, the first condenser 31 and the second condenser 32 have different condensation temperatures, the first condenser 31 is a low-temperature condenser, the second condenser 32 is a high-temperature condenser, and the first condenser 31 and the second condenser 32 are operated simultaneously to reduce irreversible loss in the heat transfer process of the condensing device 30, so as to improve the heat exchange efficiency of the condensing device 30.
As shown in fig. 1, the cooling device 170 includes a spray structure 171. Wherein the spraying structure 171 has a spraying portion communicating with the water supply line 130, the spraying portion being disposed toward the first condenser 31. Alternatively, the first condenser 31 is a finned tube condenser. Thus, the water sprayed by the spraying structure 171 falls on the first condenser 31 to cool the first condenser 31, so as to improve the evaporative cooling effect.
As shown in fig. 1, the cooling device 170 further includes a water pan 172. The water tray 172 is located below the first condenser 31, so that water falling from the first condenser 31 is contained by the water tray 172. Thus, the water receiving tray 172 can receive and collect water flowing down from the first condenser 31, so as to prevent the water from flowing indoors, and further improve the overall cleanliness of the condensing device 30.
In other embodiments not shown in the drawings, the cooling means comprises a spray structure. Wherein, the spraying structure has the spraying portion with water supply line intercommunication, and the spraying portion sets up towards first condenser. Optionally, the first condenser is a microchannel condenser. Like this, spray structure spun water smoke falls on first condenser to cool down first condenser, in order to improve evaporative cooling effect.
As shown in fig. 1, the air conditioning system further includes an intermediate heat exchanger 60. Wherein the intermediate heat exchanger 60 is arranged in the line between the evaporation device and the condensation device 30. The intermediate heat exchanger 60 has a first refrigerant inlet connected to the first condenser 31, a second refrigerant inlet connected to the second condenser 32, a first refrigerant outlet connected to the first evaporator 21, and a second refrigerant outlet connected to the second evaporator 22. Specifically, the above arrangement of the intermediate heat exchanger 60 can reduce the enthalpy value of the inlet of the second evaporator 22, thereby increasing the heat exchange amount of the second evaporator 22, realizing rapid heat exchange, and further improving the working efficiency of the air conditioning system.
As shown in fig. 1, the air conditioning system further includes a photovoltaic power supply 70. The photovoltaic power supply device 70 is located outdoors, the photovoltaic power supply device 70 comprises a photovoltaic panel, and the compressor 10 is connected with the photovoltaic power supply device 70 to supply power to the compressor 10 through the photovoltaic power supply device 70. In this way, the photovoltaic power supply device 70 converts solar energy into electric energy to supply power to the compressor 10, and can utilize natural energy to achieve the purpose of energy saving. The photovoltaic power supply apparatus 70 further includes a battery and an inverter.
As shown in fig. 1, the air conditioning system further includes a first controller 80. The first controller 80 is connected to the photovoltaic power supply device 70, and the first controller 80 is used for controlling on-off of the photovoltaic power supply device 70 and the external power supply device 90 with the compressor 10. When the electric quantity provided by the photovoltaic power supply device 70 is less than or equal to the preset electric quantity, the first controller 80 controls the external power supply device 90 to be communicated with the compressor 10, so that the photovoltaic power supply device 70 and the external power supply device 90 jointly supply power to the compressor 10.
Specifically, the first controller 80 can adjust the power supply ratio of the external power supply device 90 to the photovoltaic power supply device 70 in real time according to the power required by the operation of the air conditioning system and the generated power of the photovoltaic power supply device 70 through the multi-power management coordination control, energy complementation and smooth switching technology, so as to realize efficient utilization of the photovoltaic power supply device 70 and ensure that the air conditioning system can normally operate.
Specifically, the air conditioning system further includes a water pump. Wherein a water pump is connected to the spraying structure 171 to supply water to the spraying structure 171. In this way, the water sprayed from the shower structure 171 directly flows onto the first condenser 31 to evaporate, and the water that has not evaporated flows onto the water receiving tray 172 and then enters the water storage tank, and is pumped again to the upper side or the front side of the first condenser 31 by the water pump to circulate.
As shown in fig. 2 and 3, the air conditioning system includes an air conditioning indoor unit 150 and an air conditioning outdoor unit 160. The indoor unit 150 includes a first evaporator 21, a second evaporator 22, and an intermediate heat exchanger 60. The air conditioner outdoor unit 160 includes a compressor 10, a spray structure 171, and a condensing unit 30.
As shown in fig. 1, the air conditioning system further includes an indoor unit housing in which the evaporation apparatus is disposed, and a second controller 100. The second controller 100 is connected to the first controller 80, the second controller 100 is connected to an air deflector of the indoor unit casing to control an air guiding angle of the air deflector, and the second controller 100 is connected to a wind sweeping blade of the indoor unit casing to control a wind sweeping direction of the wind sweeping blade.
The application also provides an air conditioning system control method, which is used for the air conditioning system and comprises the following steps:
detecting an outdoor temperature and an indoor temperature;
controlling the start of a compressor of the air conditioning system according to the temperature difference between the outdoor temperature and the indoor temperature; and/or controlling the cooling device of the air conditioning system to be started according to the outdoor temperature value.
Specifically, in the operation process of the air conditioning system, the temperature detection device detects the outdoor temperature and the indoor temperature so as to control the operation mode of the air conditioning system according to the temperature difference between the outdoor temperature and the indoor temperature or according to the outdoor temperature, so that on one hand, the operation and the control of the air conditioning system by a user are easier and simpler, and the operation difficulty is reduced. On the other hand, the air conditioning system operates in different operation modes, so that the use experience of a user is improved, and different use requirements of the user are met.
In this embodiment, the manner of controlling the start of the compressor includes: and obtaining an outdoor air enthalpy value according to the outdoor dry bulb temperature and the outdoor relative humidity, and controlling the starting of the compressor when the temperature difference between the outdoor temperature and the indoor temperature is larger than zero and the outdoor air enthalpy value is larger than a preset air enthalpy value.
Specifically, when the temperature difference between the outdoor temperature and the indoor temperature is greater than zero and the outdoor air enthalpy is greater than the preset air enthalpy, the compressor is started, the air conditioning indoor unit and the air conditioning outdoor unit are operated, and the indoor load is reduced by low-temperature air supply of the air conditioning indoor unit.
In this embodiment, the manner of controlling the start-up of the cooling device includes: and when the outdoor temperature is higher than a preset temperature value, controlling a cooling device of the air conditioning system to start.
Specifically, when the outdoor temperature is higher than a preset temperature value, the compressor and the cooling device are started to reduce the temperature of the first condenser, so that the energy efficiency of the air conditioning system is improved.
From the above description, it can be seen that the above embodiments of the present application achieve the following technical effects:
the air conditioning system comprises a first evaporator and a second evaporator, wherein the first evaporator is a high-temperature evaporator, and the second evaporator is a low-temperature evaporator. The first evaporator is mainly used for treating sensible heat load, the second evaporator is mainly used for treating latent heat load so as to form a cascade vapor compression refrigeration cycle, and therefore the heat and humidity load treating capacity of the air conditioning system is improved, irreversible heat loss in the heat transfer process of the evaporation device is reduced, the problem that the heat exchange efficiency of the air conditioning system is low in the prior art is solved, and the heat exchange efficiency of the air conditioning system is improved. Meanwhile, the cooling device is arranged at least partially opposite to the first condenser so as to cool the first condenser, and then the evaporative cooling effect is improved.
It will be apparent that the embodiments described above are merely some, but not all, embodiments of the application. All other embodiments, which can be made by those skilled in the art based on the embodiments of the present application without making any inventive effort, shall fall within the scope of the present application.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of exemplary embodiments according to the present application. As used herein, the singular is also intended to include the plural unless the context clearly indicates otherwise, and furthermore, it is to be understood that the terms "comprises" and/or "comprising" when used in this specification are taken to specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof.
It should be noted that the terms "first," "second," and the like in the description and the claims of the present application and the above figures are used for distinguishing between similar objects and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged where appropriate such that embodiments of the application described herein may be implemented in sequences other than those illustrated or otherwise described herein.
The above description is only of the preferred embodiments of the present application and is not intended to limit the present application, but various modifications and variations can be made to the present application by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application should be included in the protection scope of the present application.
Claims (10)
1. An air conditioning system, comprising:
a compressor (10), wherein the compressor (10) is provided with a first air suction port (11), a second air suction port (12), a first air discharge port (13) and a second air discharge port (14), the first air suction port (11) is communicated with the first air discharge port (13), and the second air suction port (12) is communicated with the second air discharge port (14);
the evaporation device comprises a first evaporator (21) and a second evaporator (22) which are arranged in parallel, the first evaporator (21) is connected with the first air suction port (11), and the second evaporator (22) is connected with the second air suction port (12);
the condensing device (30) comprises a first condenser (31) and a second condenser (32) which are arranged in parallel, the first condenser (31) is connected with the first exhaust port (13), and the second condenser (32) is connected with the second exhaust port (14);
-cooling means (170), said cooling means (170) being arranged opposite at least part of said first condenser (31) to cool said first condenser (31);
an intermediate heat exchanger (60), the intermediate heat exchanger (60) being arranged on a line between the evaporation device and the condensation device (30); the intermediate heat exchanger (60) is provided with a first refrigerant inlet, a second refrigerant inlet, a first refrigerant outlet and a second refrigerant outlet, wherein the first refrigerant inlet is connected with the first condenser (31), the second refrigerant inlet is connected with the second condenser (32), the first refrigerant outlet is connected with the first evaporator (21), and the second refrigerant outlet is connected with the second evaporator (22).
2. An air conditioning system according to claim 1, characterized in that the first condenser (31) is arranged opposite the second condenser (32), and that the first condenser (31) is arranged on the windward side and the second condenser (32) is arranged on the leeward side.
3. The air conditioning system according to claim 1, wherein the cooling device (170) includes:
and a spraying structure (171), wherein the spraying structure (171) is provided with a spraying part communicated with the water supply pipeline (130), and the spraying part is arranged towards the first condenser (31).
4. An air conditioning system according to claim 3, characterized in that the cooling device (170) further comprises:
the water pan (172) is positioned below the first condenser (31) so as to contain water falling from the first condenser (31) through the water pan (172).
5. The air conditioning system according to claim 1, wherein the cooling device (170) includes:
and a spray structure having a spray portion communicating with a water supply line (130), the spray portion being disposed toward the first condenser (31).
6. The air conditioning system of claim 2, further comprising:
the photovoltaic power supply device (70), photovoltaic power supply device (70) are located outdoor, photovoltaic power supply device (70) include photovoltaic board, compressor (10) with photovoltaic power supply device (70) are connected, in order to pass through photovoltaic power supply device (70) to compressor (10) power supply.
7. The air conditioning system of claim 6, further comprising:
the first controller (80), the first controller (80) is connected with the photovoltaic power supply device (70), the first controller (80) is used for controlling the on-off of the photovoltaic power supply device (70) and an external power supply device (90) and the compressor (10);
when the electric quantity provided by the photovoltaic power supply device (70) is smaller than or equal to the preset electric quantity, the first controller (80) controls the external power supply device (90) to be communicated with the compressor (10), so that the photovoltaic power supply device (70) and the external power supply device (90) supply power for the compressor (10) together.
8. An air conditioning system control method for the air conditioning system according to any one of claims 1 to 7, comprising:
detecting an outdoor temperature and an indoor temperature;
controlling the start of a compressor of the air conditioning system according to a temperature difference between the outdoor temperature and the indoor temperature; and/or controlling a cooling device of the air conditioning system to be started according to the outdoor temperature.
9. The air conditioning system control method according to claim 8, wherein the manner of controlling the start of the compressor includes:
and obtaining an outdoor air enthalpy value according to the outdoor dry bulb temperature and the outdoor relative humidity, and controlling the starting of the compressor when the temperature difference between the outdoor temperature and the indoor temperature is larger than zero and the outdoor air enthalpy value is larger than a preset air enthalpy value.
10. The method of claim 8, wherein controlling the manner in which the cooling device is activated comprises:
and when the outdoor temperature is higher than a preset temperature value, controlling a cooling device of the air conditioning system to start.
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| CN111811042A (en) * | 2020-08-14 | 2020-10-23 | 珠海格力电器股份有限公司 | Air conditioner system and air conditioner having the same |
| CN111895492A (en) * | 2020-08-14 | 2020-11-06 | 珠海格力电器股份有限公司 | Air conditioning system, air conditioner and control method of air conditioning system |
| CN112268321B (en) * | 2020-10-26 | 2021-12-03 | 珠海格力电器股份有限公司 | Mixed working medium refrigerating system and dehumidifier |
| CN119642338B (en) * | 2025-02-18 | 2025-04-18 | 广州市创博机电设备安装有限公司 | Energy-saving operation optimization scheduling method and system for air conditioner |
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