CN220250146U - Multifunctional energy-saving air conditioning system - Google Patents
Multifunctional energy-saving air conditioning system Download PDFInfo
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- CN220250146U CN220250146U CN202320137468.XU CN202320137468U CN220250146U CN 220250146 U CN220250146 U CN 220250146U CN 202320137468 U CN202320137468 U CN 202320137468U CN 220250146 U CN220250146 U CN 220250146U
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- water tank
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- 238000004378 air conditioning Methods 0.000 title claims abstract description 26
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 248
- 238000005057 refrigeration Methods 0.000 claims abstract description 66
- 238000004146 energy storage Methods 0.000 claims abstract description 63
- 238000000034 method Methods 0.000 claims abstract description 3
- 230000017525 heat dissipation Effects 0.000 claims description 33
- 238000001816 cooling Methods 0.000 claims description 15
- 230000005855 radiation Effects 0.000 claims description 15
- 230000005611 electricity Effects 0.000 description 7
- 238000010438 heat treatment Methods 0.000 description 3
- 238000005265 energy consumption Methods 0.000 description 2
- 239000002918 waste heat Substances 0.000 description 2
- 239000000498 cooling water Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
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Abstract
The utility model relates to an air conditioning system, in particular to a multifunctional energy-saving air conditioning system comprising a heat pump and an operation method. The system comprises an air conditioner host machine comprising a heat pump and an indoor air disc; the air conditioner main unit comprises a refrigerating side heat exchange device and an air conditioner external unit; the indoor air disc is connected with the heat pump refrigerating side heat exchange device through a refrigerating circulating water pipeline; the refrigeration circulating water pipeline comprises a refrigeration water outlet pipeline from the refrigeration side heat exchange device to the air disc water inlet and a refrigeration water return pipeline from the air disc water outlet to the refrigeration side heat exchange device; the system also comprises an energy storage water tank, wherein a first water outlet pipe of the energy storage water tank is connected to a refrigeration water return pipeline close to the refrigeration side heat exchange device as a branch pipeline, a first water return pipe of the energy storage water tank is connected to the refrigeration water outlet pipeline as a branch pipeline, and a second water return pipe of the energy storage water tank is connected to the refrigeration water return pipeline close to the wind disc as a branch pipeline. The utility model has high operation efficiency and saves operation cost.
Description
Technical Field
The utility model relates to an air conditioning system, in particular to a multifunctional energy-saving air conditioning system comprising a heat pump.
Background
Existing heat pump air conditioning systems for indoor cooling (heating) generally include a heat pump air conditioning main unit and an indoor fan tray. The conventional heat pump air conditioning system is used for refrigerating or heating the indoor space, and is directly completed by the heat pump. For example, in the refrigeration process, the heat pump cools the working medium (such as water) and then sends the working medium to the indoor air disc, and after the indoor air disc absorbs heat and refrigerates indoors, the working medium returns to the heat pump to complete the circulation. The air conditioner in large office places, markets and other places is usually used in the daytime electricity consumption peak period, but is not used in the electricity consumption valley period, and the peak-valley electricity price difference cannot be utilized, so that the overall operation cost of the air conditioning system is higher.
Disclosure of Invention
The utility model aims to solve the technical problem of providing a multifunctional energy-saving air conditioning system with high operation efficiency and operation cost saving.
The multifunctional energy-saving air conditioning system comprises an air conditioning host machine comprising a heat pump and an indoor air disc; the air conditioner main unit comprises a refrigerating side heat exchange device capable of cooling refrigerating circulating water at a heat pump refrigerating side and an air conditioner external unit capable of radiating heat at a heat pump radiating side to an external environment; the indoor air disc is connected with the heat pump refrigerating side heat exchange device through a refrigerating circulating water pipeline; the refrigerating circulating water pipeline comprises a refrigerating water outlet pipeline from the refrigerating side heat exchange device to the air disc water inlet and a refrigerating water return pipeline from the air disc water outlet to the refrigerating side heat exchange device; the system also comprises an energy storage water tank, wherein a first water outlet pipe of the energy storage water tank is connected to a refrigeration water return pipeline close to the refrigeration side heat exchange device as a branch pipeline, a first water return pipe of the energy storage water tank is connected to the refrigeration water outlet pipeline as a branch pipeline, and a second water return pipe of the energy storage water tank is connected to the refrigeration water return pipeline close to the wind disc as a branch pipeline. Still further, be provided with the water collector on the refrigeration wet return, the entry of water collector one way leads to the fan disc, and two way exports lead to the second wet return of refrigeration side heat exchange device and energy storage water tank respectively.
Furthermore, the air conditioner host also comprises a heat radiating side heat exchange device which can absorb heat of the heat radiating side of the heat pump and radiate outwards through a heat radiating pipeline.
Further, the heat dissipation pipeline comprises a heat dissipation water outlet pipeline connected with a third water return pipe of the energy storage water tank and a heat dissipation water return pipeline connected with a second water outlet pipe of the energy storage water tank.
Further, the system also comprises a hot water tank, and a water outlet pipe of the hot water tank and a water inlet pipe of the hot water tank are respectively used as branch pipes to be connected with the heat dissipation water return pipeline and the heat dissipation water outlet pipeline.
Furthermore, a cooling tower is also arranged in the system, and the cooling tower and the hot water tank are connected in parallel between the heat dissipation water outlet pipeline and the heat dissipation water return pipeline. The cooling tower can be used as a supplementary heat dissipation device in the heating process of the hot water tank, namely, after the water in the hot water tank is heated to reach the set temperature, heat dissipation circulating water is switched to the cooling tower to dissipate heat on the heat dissipation side of the heat pump.
Further, the air conditioner host has a plurality of air conditioner hosts, and each air conditioner host can simultaneously and parallelly operate or alternately operate.
The utility model has the advantages that: 1. the energy storage water tank and the reasonable pipeline are arranged, so that refrigeration energy storage can be carried out in the electricity consumption low-peak period and the energy storage water tank is used for indoor refrigeration output in the electricity consumption high-peak period, thereby reducing the running cost of an air conditioning system, improving the working efficiency of a heat pump and saving energy consumption; 2. through the arrangement of the hot water tank and the corresponding pipelines, the hot water can be prepared by utilizing waste heat for production and living use while the air conditioning system is running, so that the energy consumption can be saved.
Drawings
FIG. 1 is a system schematic diagram of an embodiment of the present utility model.
The reference numerals include: the air conditioner comprises an air conditioner host 1, a refrigerating side heat exchange device 11, an air conditioner external machine 12, a radiating side heat exchange device 13, an indoor air disc 2, a refrigerating water outlet pipeline 3, a refrigerating water return pipeline 4, an energy storage water tank 5, a first water outlet pipe 51 of the energy storage water tank, a first water return pipe 52 of the energy storage water tank, a second water return pipe 53 of the energy storage water tank, a third water return pipe 54 of the energy storage water tank, a second water outlet pipe 55 of the energy storage water tank, a water collector 6, a radiating water outlet pipeline 7, a radiating water return pipeline 8, a hot water tank 9, a hot water tank water outlet pipe 91 and a hot water tank water inlet pipe 92.
Detailed Description
As shown in the figure, the multifunctional energy-saving air conditioning system of the embodiment of the utility model comprises an air conditioning host 1 comprising a heat pump and an indoor air disc 2; the air conditioner main unit comprises a refrigerating side heat exchange device 11 capable of cooling refrigerating circulating water at a heat pump refrigerating side and an air conditioner external unit 12 (provided with a medium circulation pipeline connected between the heat radiating side and the air conditioner external unit and a heat radiating fan positioned in the air conditioner external unit) capable of radiating heat at a heat pump heat radiating side to the external environment; the indoor air disc is connected with the heat pump refrigerating side heat exchange device 11 through a refrigerating circulating water pipeline; the refrigerating circulation water pipeline comprises a refrigerating water outlet pipeline 3 from the refrigerating side heat exchange device 11 to the air disc water inlet and a refrigerating water return pipeline 4 from the air disc water outlet to the refrigerating side heat exchange device 11; the system also comprises an energy storage water tank 5, a first water outlet pipe 51 of the energy storage water tank is connected to the refrigeration water return pipeline 4 close to the refrigeration side heat exchange device 11 as a branch pipeline, a first water return pipe 52 of the energy storage water tank is connected to the refrigeration water outlet pipeline 3 as a branch pipeline, and a second water return pipe 53 of the energy storage water tank is connected to the refrigeration water return pipeline 4 close to the air disc 2 as a branch pipeline. Specifically, a water collector 6 is arranged on the refrigeration water return pipeline 4, the refrigeration water return pipeline 4 with one inlet of the water collector connected with the air pan is led to, one outlet of the two outlets is led to the refrigeration side heat exchange device 11 through the refrigeration water return pipeline 4, and the other outlet is led to the energy storage water tank 5 through a second water return pipe 53 of the energy storage water tank.
The air conditioner main unit 1 further comprises a heat radiation side heat exchange device 13 which can absorb heat of the heat radiation side of the heat pump and radiate outwards through a heat radiation pipeline.
The heat dissipation pipeline comprises a heat dissipation water outlet pipeline 7 connected with a third water return pipe 54 of the energy storage water tank and a heat dissipation water return pipeline 8 connected with a second water outlet pipe 55 of the energy storage water tank.
The system also comprises a hot water tank 9, and a hot water tank water outlet pipe 91 and a hot water tank water inlet pipe 92 are respectively used as branch pipes to be connected with the heat dissipation water return pipeline 8 and the heat dissipation water outlet pipeline 7. The system is also provided with a cooling tower 01 which is connected with the hot water tank 9 in parallel between the heat dissipation water outlet pipeline 7 and the heat dissipation water return pipeline 8.
Based on the above system configuration, the air conditioning system may operate in several modes:
mode one: and a water tank energy storage mode. The parts of the refrigerating water outlet pipeline 3 and the refrigerating water return pipeline 4 connected with the indoor air disc 2 are closed by related valves; the heat pump of the air conditioner host 1 is started, the refrigeration circulating water takes the refrigeration side heat exchange device 11 as a starting point, and returns to the refrigeration side heat exchange device 11 through the refrigeration water outlet pipeline 3, the first water return pipe 52 of the energy storage water tank, the energy storage water tank 5, the first water outlet pipe 51 of the energy storage water tank and the refrigeration water return pipeline 4 for cooling circulation, so that the water in the energy storage water tank 5 is cooled; at this time, the heat radiation side of the heat pump can radiate heat by an external air conditioner or a heat exchange device at the heat radiation side. This mode may operate during night power usage valley periods.
Mode two: and an energy storage water tank refrigeration mode. This mode is operated under the condition that sufficient low-temperature water is stored in the storage water tank 5 after the operation of the first mode. In the mode, the refrigeration circulating water pipeline is opened except for a section of refrigeration water return pipeline from the water collector 6 to the first water outlet pipe 51 of the energy storage water tank; the first water outlet pipe 51 of the energy storage water tank and the second water return pipe 53 of the energy storage water tank are opened, and other water outlets and water return pipes of the energy storage water tank are closed through related valves; the air conditioner host 1 is not started; the refrigeration circulating water is sent out by the energy storage water tank 5, and returns to the energy storage water tank through the first water outlet pipe 51 of the energy storage water tank, the refrigeration water return pipeline 4 close to the refrigeration side heat exchange device 11, the refrigeration water outlet pipeline 3, the indoor air disc 2, the refrigeration water return pipeline 4 close to the air disc 2 and the second water return pipe 53 of the energy storage water tank, so that the circulation is completed, and the indoor refrigeration is performed by using the low temperature water in the energy storage water tank. The mode operates in the power consumption peak period, and the power consumption at peak time can be reduced because the heat pump is not started.
Mode three: the energy storage water tank assists the refrigeration mode. The mode is that after the mode two is operated for a period of time, the water temperature of the energy storage water tank 5 rises, the refrigerating requirement of the indoor air disc can not be met, but the water temperature of the energy storage water tank is still lower than the environment temperature. In the mode, the refrigerating water outlet pipeline 3 and the refrigerating loop pipeline 4 are both opened, the second water outlet pipe 55 of the energy storage water tank and the third water return pipe 54 of the energy storage water tank are opened, other water outlet pipes and water return pipes of the energy storage water tank are closed, and the heat pump of the air conditioner host is started; the refrigeration circulating water takes the refrigeration side heat exchange device 11 as a starting point, returns to the refrigeration side heat exchange device 11 through the refrigeration water outlet pipeline 3, the indoor air disc 2 and the refrigeration water return pipeline 4, and carries out refrigeration circulation to refrigerate the indoor space; meanwhile, the water of the energy storage water tank is taken as cooling water to return to the energy storage water tank 5 through the second water outlet pipe 55 of the energy storage water tank, the heat dissipation water return pipeline 8, the heat dissipation water outlet pipeline 7 and the third water return pipe 54 of the energy storage water tank, so that heat dissipation circulation is carried out, namely, the heat dissipation side of the heat pump is subjected to heat dissipation through the heat dissipation side heat exchange device. The mode operates in the electricity consumption peak period, and the heat pump heat dissipation side is dissipated by utilizing the water with lower temperature in the energy storage water tank, so that the operation efficiency is improved, and the heat dissipation of the air conditioner external unit is not required to be started, so that the electricity consumption in the peak period can be reduced.
Mode four: normal cooling mode. Each path of water outlet pipe and water return pipe of the energy storage water tank 5 are closed by related valves, and the heat pump of the air conditioner host 1 is started; the refrigeration circulating water takes the refrigeration side heat exchange device 11 as a starting point, returns to the refrigeration side heat exchange device 11 through the refrigeration water outlet pipeline 3, the indoor air disc 2 and the refrigeration water return pipeline 4, and carries out refrigeration circulation to refrigerate the indoor space; at this time, the heat dissipation side of the heat pump can dissipate heat by the air conditioner external unit. The mode may be run at any time period.
Mode five: waste heat recovery mode. Based on the mode one operation mode, the heat radiation side of the heat pump adopts the heat radiation side heat exchange device 11 to radiate heat, the heat radiation water outlet pipeline 3 and the heat radiation water return pipeline 4 are respectively connected with the hot water tank water inlet pipe 92 and the hot water tank water outlet pipe 91, and hot water is generated and stored by utilizing heat of the heat radiation side and is used for producing or supplying domestic hot water. When the water in the hot water tank 9 is heated to a set temperature, the heat radiation circulating water is switched to the cooling tower 01, and the cooling tower radiates heat to the heat radiation side of the heat pump.
Claims (7)
1. A multifunctional energy-saving air conditioning system comprises an air conditioning host machine (1) comprising a heat pump and an indoor air disc (2); the air conditioner main unit comprises a refrigerating side heat exchange device (11) capable of cooling refrigerating circulating water at a heat pump refrigerating side and an air conditioner external unit (12) capable of radiating heat at a heat pump radiating side to an external environment; the indoor air disc is connected with a heat pump refrigerating side heat exchange device (11) through a refrigerating circulating water pipeline; the refrigeration circulating water pipeline comprises a refrigeration water outlet pipeline (3) from the refrigeration side heat exchange device (11) to the air disc water inlet and a refrigeration water return pipeline (4) from the air disc water outlet to the refrigeration side heat exchange device (11); the method is characterized in that:
the system further comprises an energy storage water tank (5), a first water outlet pipe (51) of the energy storage water tank is connected to the refrigeration water return pipeline (4) close to the refrigeration side heat exchange device (11) as a branch pipeline, a first water return pipe (52) of the energy storage water tank is connected to the refrigeration water outlet pipeline (3) as a branch pipeline, and a second water return pipe (53) of the energy storage water tank is connected to the refrigeration water return pipeline (4) close to the air disc (2) as a branch pipeline.
2. The multi-functional energy-saving air conditioning system according to claim 1, characterized in that: the water collector (6) is arranged on the refrigeration water return pipeline (4), one path of the refrigeration water return pipeline (4) connected with one path of inlet of the water collector is led to the air disc, one path of outlets of the two paths of outlets is led to the refrigeration side heat exchange device (11) through the refrigeration water return pipeline (4), and the other path of outlets is led to the energy storage water tank (5) through a second water return pipe (53) of the energy storage water tank.
3. The multi-functional energy-saving air conditioning system according to claim 1, characterized in that: the air conditioner main unit (1) also comprises a heat radiation side heat exchange device (13) which can absorb heat of the heat radiation side of the heat pump and radiate outwards through a heat radiation pipeline.
4. A multi-functional energy-saving air conditioning system according to claim 3, characterized in that: the heat dissipation pipeline comprises a heat dissipation water outlet pipeline (7) connected with a third water return pipe (54) of the energy storage water tank and a heat dissipation water return pipeline (8) connected with a second water outlet pipe (55) of the energy storage water tank.
5. The multi-functional energy-saving air conditioning system according to claim 4, wherein: the system also comprises a hot water tank (9), and a hot water tank water outlet pipe (91) and a hot water tank water inlet pipe (92) are respectively connected with the heat dissipation water return pipeline (8) and the heat dissipation water outlet pipeline (7) as branch pipes.
6. The multi-functional energy-saving air conditioning system according to claim 5, wherein: the system is also provided with a cooling tower (01), and the cooling tower (01) and the hot water tank (9) are connected in parallel between the heat dissipation water outlet pipeline (7) and the heat dissipation water return pipeline (8).
7. The multi-functional energy-saving air conditioning system according to claim 1, characterized in that: the air conditioner main units (1) are provided with a plurality of air conditioner main units which are connected in parallel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320137468.XU CN220250146U (en) | 2023-01-20 | 2023-01-20 | Multifunctional energy-saving air conditioning system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320137468.XU CN220250146U (en) | 2023-01-20 | 2023-01-20 | Multifunctional energy-saving air conditioning system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220250146U true CN220250146U (en) | 2023-12-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320137468.XU Active CN220250146U (en) | 2023-01-20 | 2023-01-20 | Multifunctional energy-saving air conditioning system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220250146U (en) |
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2023
- 2023-01-20 CN CN202320137468.XU patent/CN220250146U/en active Active
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