CN215523581U - Heat exchange equipment and air conditioner - Google Patents
Heat exchange equipment and air conditioner Download PDFInfo
- Publication number
- CN215523581U CN215523581U CN202121969570.3U CN202121969570U CN215523581U CN 215523581 U CN215523581 U CN 215523581U CN 202121969570 U CN202121969570 U CN 202121969570U CN 215523581 U CN215523581 U CN 215523581U
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- Prior art keywords
- heat exchange
- heat
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- pipeline
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- 238000010521 absorption reaction Methods 0.000 claims abstract description 43
- 238000004146 energy storage Methods 0.000 claims abstract description 12
- 239000007788 liquid Substances 0.000 claims abstract description 12
- AMXOYNBUYSYVKV-UHFFFAOYSA-M lithium bromide Chemical compound [Li+].[Br-] AMXOYNBUYSYVKV-UHFFFAOYSA-M 0.000 claims description 12
- 238000001816 cooling Methods 0.000 claims description 11
- 239000000498 cooling water Substances 0.000 claims description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 27
- 238000004519 manufacturing process Methods 0.000 abstract description 6
- 239000002918 waste heat Substances 0.000 abstract description 6
- 238000005057 refrigeration Methods 0.000 description 5
- 239000006096 absorbing agent Substances 0.000 description 4
- 238000004378 air conditioning Methods 0.000 description 4
- 238000005265 energy consumption Methods 0.000 description 4
- 239000003507 refrigerant Substances 0.000 description 3
- 230000002745 absorbent Effects 0.000 description 2
- 239000002250 absorbent Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Images
Classifications
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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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/40—Solar thermal energy, e.g. solar towers
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- Sorption Type Refrigeration Machines (AREA)
Abstract
The utility model discloses a heat exchange device and an air conditioner, comprising: the energy absorption device is communicated with the first circulating pipeline; the energy storage device is arranged on the first circulating pipeline and used for storing the heat energy generated by the energy absorption device; and a first heat exchange end of the heat exchange device is communicated with the first circulating pipeline for heat exchange, and a second heat exchange end of the heat exchange device is communicated with the liquid supply and return pipeline for supplying energy to the user side. The solar energy is absorbed by the photo-thermal energy absorption device to supply heat to the heat exchange device, and the energy storage device stores redundant heat energy to provide steam or hot water for the generator of the absorption refrigerator and drive the absorption refrigerator to operate, so that the absorption refrigerator supplies cold to a user side, the utilization efficiency of energy is improved, and the solar energy absorption device is environment-friendly and safe. And a second heat source pipeline is also arranged to provide steam or hot water for the generator, so that waste heat steam or hot water in the production process is recycled, and the energy utilization efficiency is further improved.
Description
Technical Field
The utility model relates to the technical field of air conditioners, in particular to heat exchange equipment and an air conditioner.
Background
With environmental pollution and energy crisis, the development of new energy technology application is promoted, and solar energy is inexhaustible as clean energy and becomes a key direction for people to research the utilization of new energy. The problem of energy consumption also becomes a focus of more and more attention, and the energy consumption of the air conditioner accounts for 50% of the energy consumption of the building. A compression type refrigerating machine is adopted in a traditional air conditioning system, and a large amount of electric energy is consumed in the operation process to aggravate the burden of a power grid. Meanwhile, the traditional refrigeration air-conditioning medium is related to the environmental problems of greenhouse effect, ozone layer holes and the like.
SUMMERY OF THE UTILITY MODEL
The utility model provides heat exchange equipment and an air conditioner, aiming at solving the technical problem that an air conditioning system in the prior art is high in energy consumption.
The technical scheme adopted by the utility model is as follows:
the utility model provides a heat exchange device, which comprises:
the energy absorption device is communicated with the first circulating pipeline;
the energy storage device is arranged on the first circulating pipeline and used for storing the heat energy generated by the energy absorption device;
and a first heat exchange end of the heat exchange device is communicated with the first circulating pipeline for heat exchange, and a second heat exchange end of the heat exchange device is communicated with the liquid supply and return pipeline for supplying energy to the user side.
Further, the energy absorbing device includes: and the plurality of groups of light-gathering heat collectors are respectively communicated with the first circulating pipeline, and each group of light-gathering heat collectors are connected in series.
Preferably, the concentrator collector is a trough-type parabolic concentrator collector.
Furthermore, the first heat exchange end is also communicated with a second heat source pipeline for heat exchange.
The utility model also comprises a temperature sensor for detecting the temperature value of the liquid entering the first heat exchange end from the second heat source pipeline; the valve assembly is used for controlling the connection and disconnection of the first circulating pipeline and the first heat exchange end; and when the temperature value detected by the temperature sensor is lower than a preset temperature value, the controller controls the valve assembly to enable the first circulating pipeline to be communicated with the first heat exchange end.
When the temperature value detected by the temperature sensor is higher than or equal to a preset temperature value, the controller controls the valve assembly to disconnect the first circulating pipeline from the first heat exchange end.
Furthermore, the cooling end of the heat exchange device is communicated with the cooling tower through a cooling water supply and return pipeline.
Preferably, the heat exchanger is a steam absorption chiller.
Preferably, the heat exchanger is a lithium bromide absorption water chiller.
The utility model also provides an air conditioner which comprises the heat exchange equipment.
Compared with the prior art, the solar energy absorption device absorbs solar energy through the photo-thermal energy absorption device to supply heat to the heat exchange device, and the energy storage device stores redundant heat energy to provide steam or hot water for the generator of the absorption refrigerator to drive the absorption refrigerator to operate, so that cooling is supplied to a user side, the utilization efficiency of energy is improved, and the solar energy absorption device is environment-friendly and safe. The second heat source pipeline is also arranged to provide steam or hot water for the sounder, so that waste heat steam or hot water in the production process is recycled, and the energy utilization efficiency is further improved.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without inventive exercise.
FIG. 1 is a schematic structural diagram of an embodiment of the present invention;
fig. 2 is a schematic structural diagram of an embodiment of the present invention.
Detailed Description
In order to make the technical problems, technical solutions and advantageous effects to be solved by the present invention more clearly apparent, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model.
The principles and construction of the present invention will be described in detail below with reference to the drawings and examples.
As shown in fig. 1, the present invention provides a heat exchange device, which specifically includes: the energy absorption device 2, the energy storage device 3 and the heat exchange device 1. The energy absorption device 2 is a solar energy absorption device and is used for absorbing heat and communicated with a first circulating pipeline 41, the first circulating pipeline 41 specifically comprises a cold water pipeline and a hot water pipeline, the cold water pipeline is connected with the inlet end of the solar energy absorption device 2, the hot water pipeline is connected with the outlet end of the solar energy absorption device 2, and heated water is sent out. The energy storage device 3 is disposed on the hot water pipe of the first circulation pipe 41 and stores surplus heat energy. The heat exchange device is specifically an absorption refrigerator and comprises a first heat exchange end 11, a second heat exchange end 13 and a cooling end 12, wherein the first heat exchange end 11 is communicated with a first circulating pipeline 41 and exchanges heat with hot water in the first circulating pipeline 41; the second heat exchanging end 13 is communicated with a liquid supply and return pipeline 43, chilled water is supplied to the user side through a liquid supply pipeline of the liquid supply and return pipeline 43, and the chilled water after heat exchange is returned to the second heat exchanging end through a liquid return pipeline of the liquid supply and return pipeline. The cooling end 12 is communicated with the cooling tower 6 through a cooling water supply and return pipeline 44 to cool the condenser in the cooling end. The solar energy is absorbed by the photo-thermal energy absorption device to supply heat to the heat exchange device, and the energy storage device stores redundant heat energy to provide steam or hot water for the generator of the absorption refrigerator and drive the absorption refrigerator to operate, so that the absorption refrigerator supplies cold to a user side, the utilization efficiency of energy is improved, and the solar energy absorption device is environment-friendly and safe.
The energy absorbing device 2 specifically includes: the solar collector comprises a plurality of light-gathering and heat-collecting units which are connected in parallel, each light-gathering and heat-collecting unit comprises a plurality of light-gathering and heat-collecting devices, and the light-gathering and heat-collecting devices in each light-gathering and heat-collecting unit are connected in series. The temperature of hot water at the outlet end of each light-gathering and heat-collecting unit can be ensured by serially connecting the light-gathering heat collectors in each light-gathering and heat-collecting unit, and a plurality of light-gathering and heat-collecting units are connected in parallel to meet the flow requirement of heating.
The concentrating collector is a novel groove-shaped paraboloid concentrating collector with high thermal efficiency.
As shown in fig. 2, in order to recycle the waste heat steam or hot water in the production process and further improve the energy utilization efficiency, a second heat source pipeline 42, a valve assembly, a temperature sensor and a controller are further provided. The second heat source pipeline is also communicated with the first heat exchanging end 11 for heat exchange, namely the first circulating pipeline 41 and the second heat source pipeline 42 are in a parallel connection state. The valve assembly is used for controlling the on-off of the first circulating pipeline 41 and the first heat exchanging end 11, namely when the valve assembly is opened, the first circulating pipeline 41 is communicated with the first heat exchanging end 11 for heat exchange, when the valve assembly is closed, the first circulating pipeline 41 is disconnected with the first heat exchanging end 11, and at the moment, the first circulating pipeline 41 is only communicated with the energy storage device 3. The temperature sensor is used for detecting the temperature value of the second heat source pipeline 42 entering the first heat exchanging end 11, namely, the temperature sensor is arranged at the inlet end of the second heat source pipeline 42, which is positioned at the first heat exchanging end 11. When the temperature value detected by the temperature sensor is lower than the preset temperature value, the controller controls the valve component to enable the first circulating pipeline 41 to be communicated with the first heat exchanging end 11, namely when the waste heat of the production process cannot meet the requirement of the operation refrigeration of the absorption refrigerator, the first circulating pipeline 41 is communicated with the first heat exchanging end 11, the heat energy stored by the energy storage device 3 and the heat output by the energy absorption device 2 are supplied to the first heat exchanging end 11 for heat exchange, and the operation of the absorption refrigerator is ensured. When the temperature value detected by the temperature sensor is higher than or equal to the preset temperature value, the controller controls the valve assembly to disconnect the first circulating pipeline 41 from the first heat exchanging end 11, namely, when the waste heat of the production process meets the requirement of the operation and refrigeration of the absorption refrigerator, the second heat source pipeline 42 supplies heat, at the moment, the first circulating pipeline 41 and the first heat exchanging end 11 are disconnected, the energy absorption device 2 independently supplies energy to the energy storage device 3 to store the heat, so that the energy storage device can be used when the waste heat of the secondary production process is insufficient, and the energy utilization efficiency is further improved.
In a particular embodiment, the valve assembly specifically comprises: the first circulation pipeline 41 is provided with a branch pipeline 53 which is connected with the first heat exchange end 11 in parallel, the branch pipeline 53 is provided with a first valve 51, a second valve is arranged between the connection point of the first circulation pipeline 41 and the first heat exchange end 11 and the connection point of the first circulation pipeline 41 and the branch pipeline 53, when the first circulation pipeline 41 and the first heat exchange end 11 need to be disconnected, the second valve 52 is closed, the first valve 51 is opened, and when the first circulation pipeline 41 and the first heat exchange end 11 need to be connected, the second valve 52 is opened, and the first valve 51 is closed. The present invention is not limited to this embodiment, and any structure that can achieve the function of a valve assembly is within the scope of the present invention.
It should be noted that the first circulation pipe 41, the second heat source pipe 42, the liquid supply and return pipe 43, and the cooling water supply and return pipe 44 mentioned in the present invention are all provided with water pumps to supply power for circulation of water in the respective pipes.
The heat exchange device provided by the utility model is an absorption refrigerator, and the specific type can be a steam absorption type water chilling unit or a lithium bromide absorption type water chilling unit.
The operation principle of the lithium bromide absorption type water chilling unit is as follows: in the lithium bromide absorption type unit, low-pressure refrigerant steam from an evaporator firstly enters an absorber and is absorbed by lithium bromide solution in the absorber so as to maintain the low pressure in the evaporator, and a large amount of solution heat is released in the absorption process. The heat is carried to the outdoor cooling tower by the cooling water in the pipe for heat dissipation, and then the solution formed by mixing the absorbent and the refrigerant is sent to a generator (arranged in the first heat exchanging end) by a solution pump. The solution is heated in the generator by steam or hot water in the tubes, raising the temperature and the refrigerant vapor is re-evaporated. At this point, the pressure is significantly higher than the pressure in the absorber, and the high pressure vapor enters the condenser (located within the cooling end) where it condenses. The condensed liquid enters an evaporator (arranged in the second heat exchange end) for evaporation and heat absorption after throttling and pressure reduction, and the cold water is cooled to become chilled water to realize refrigeration and is supplied to the tail end of the air conditioner to finish a complete refrigeration cycle. The residual absorbent in the generator flows back to the absorber again, and the circulation is continued.
The utility model also provides an air conditioning system which comprises the heat exchange equipment.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (10)
1. A heat exchange apparatus, comprising:
the energy absorption device is communicated with the first circulating pipeline;
the energy storage device is arranged on the first circulating pipeline and used for storing the heat energy generated by the energy absorption device;
and a first heat exchange end of the heat exchange device is communicated with the first circulating pipeline for heat exchange, and a second heat exchange end of the heat exchange device is communicated with the liquid supply and return pipeline for supplying energy to the user side.
2. The heat exchange apparatus of claim 1 wherein the energy absorbing device comprises: and the plurality of groups of light-focusing heat collectors are respectively communicated with the first circulating pipeline, and the light-focusing heat collectors in each group are connected in series.
3. The heat exchange apparatus of claim 2 wherein the concentrator collector is a trough parabolic concentrator collector.
4. The heat exchange device of claim 1, wherein the first heat exchange end is further communicated with a second heat source pipeline for heat exchange.
5. The heat exchange device of claim 4, further comprising a temperature sensor for detecting a temperature value of liquid entering the first heat exchange end from the second heat source pipe; the valve assembly is used for controlling the connection and disconnection of the first circulating pipeline and the first heat exchange end; and when the temperature value detected by the temperature sensor is lower than a preset temperature value, the controller controls the valve assembly to enable the first circulating pipeline to be communicated with the first heat exchange end.
6. The heat exchange device of claim 5, wherein the controller controls the valve assembly to disconnect the first circulation pipe from the first heat exchange end when the temperature value detected by the temperature sensor is higher than or equal to a preset temperature value.
7. The heat exchange device of claim 1, wherein the cooling end of the heat exchange device is communicated with the cooling tower through a cooling water supply and return pipeline.
8. The heat exchange apparatus of claim 1 wherein the heat exchange device is a steam absorption chiller.
9. The heat exchange apparatus of claim 1 wherein the heat exchange device is a lithium bromide absorption chiller.
10. An air conditioner characterized by comprising the heat exchange apparatus as recited in any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121969570.3U CN215523581U (en) | 2021-08-20 | 2021-08-20 | Heat exchange equipment and air conditioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121969570.3U CN215523581U (en) | 2021-08-20 | 2021-08-20 | Heat exchange equipment and air conditioner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215523581U true CN215523581U (en) | 2022-01-14 |
Family
ID=79792340
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121969570.3U Active CN215523581U (en) | 2021-08-20 | 2021-08-20 | Heat exchange equipment and air conditioner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215523581U (en) |
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2021
- 2021-08-20 CN CN202121969570.3U patent/CN215523581U/en active Active
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