CN212339719U - Air conditioning unit capable of effectively utilizing energy - Google Patents
Air conditioning unit capable of effectively utilizing energy Download PDFInfo
- Publication number
- CN212339719U CN212339719U CN202021646767.9U CN202021646767U CN212339719U CN 212339719 U CN212339719 U CN 212339719U CN 202021646767 U CN202021646767 U CN 202021646767U CN 212339719 U CN212339719 U CN 212339719U
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- heat exchange
- refrigerant
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- energy storage
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- 238000004378 air conditioning Methods 0.000 title claims abstract description 16
- 238000004146 energy storage Methods 0.000 claims abstract description 30
- 239000003507 refrigerant Substances 0.000 claims description 59
- 238000005057 refrigeration Methods 0.000 description 6
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 description 3
- DNIAPMSPPWPWGF-UHFFFAOYSA-N Propylene glycol Chemical compound CC(O)CO DNIAPMSPPWPWGF-UHFFFAOYSA-N 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 239000007864 aqueous solution Substances 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 239000012267 brine Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- HPALAKNZSZLMCH-UHFFFAOYSA-M sodium;chloride;hydrate Chemical compound O.[Na+].[Cl-] HPALAKNZSZLMCH-UHFFFAOYSA-M 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 230000026683 transduction Effects 0.000 description 1
- 238000010361 transduction Methods 0.000 description 1
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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
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/14—Thermal energy storage
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- Air Conditioning Control Device (AREA)
Abstract
The utility model discloses an effectively utilize air conditioning unit of energy, wherein, this air conditioning unit includes: an outer machine and a plurality of inner machines; and the energy storage device is connected with the internal machines in parallel and is used for starting when one or more internal machines are turned off and accumulating energy for heat exchange. The utility model provides a among the prior art one drag the multiunit part interior machine shut down and cause the surplus problem of energy, the rational utilization energy can reduce the working costs simultaneously, also can realize accurate accuse temperature.
Description
Technical Field
The utility model relates to an air conditioning technology field particularly, relates to an air conditioning unit of effective utilization energy.
Background
Along with the increasingly high requirements of people on food quality, the cold chain industry is continuously developed, the market demand of products is also improved, and the construction and production scale of the refrigeration house is continuously increased. According to statistics, the power consumption of the existing refrigeration equipment accounts for 15% of the domestic power consumption, so that the energy saving significance of the refrigeration house is great.
The existing refrigeration houses are usually provided with one-driven-multiple air cooling units, when one refrigeration house reaches the target temperature, the fan corresponding to the refrigeration house is stopped, other air coolers normally operate, and the compressor cannot be stopped, so that the cold quantity is excessive.
Aiming at the problem of energy surplus caused by the shutdown of part of internal machines in one-drive-multiple units in the related technology, no effective solution is provided at present.
SUMMERY OF THE UTILITY MODEL
The utility model provides an air conditioning unit of effective utilization energy to solve among the prior art at least that part internal unit shuts down and causes the excessive problem of energy in dragging the multiunit.
In order to solve the above technical problem, according to the utility model discloses an aspect of the embodiment provides an air conditioning unit, include: an outer machine and a plurality of inner machines; and the energy storage device is connected with the internal machines in parallel and is used for starting when one or more internal machines are turned off and accumulating energy for heat exchange.
Further, the energy storage device includes: one end of the first heat exchange pipeline is connected with a compressor of the outer unit, and the other end of the first heat exchange pipeline is connected with a condenser of the outer unit and used for providing energy for the energy storage device; and the refrigerant box is used for storing energy.
Further, the energy storage device still includes: the heat exchange channel comprises a first channel port and a second channel port, and the first channel port and the second channel port are both connected with the refrigerant box and are used for introducing the refrigerant in the refrigerant box and exchanging heat with the first heat exchange pipeline; wherein, the first heat exchange pipeline is positioned in the heat exchange channel.
Further, the energy storage device still includes: the first stop valve is positioned at the first channel port and used for controlling the on-off of the heat exchange channel; and the first circulating pump is positioned at the second passage opening and used for controlling the circulation of the refrigerant between the heat exchange passage and the refrigerant box.
Further, the unit also includes: the heat exchanger comprises a second heat exchange pipeline; the heat exchange pipeline comprises a first port and a second port, and the first port and the second port are both connected with the refrigerant box and used for introducing the refrigerant in the refrigerant box into the second heat exchange pipeline for heat exchange.
Further, the energy storage device still includes: the second stop valve is positioned between the first port and the refrigerant box and used for controlling the refrigerant to enter the heat exchange pipeline; and the second circulating pump is positioned between the second port and the refrigerant box and used for controlling the refrigerant to circulate between the heat exchange pipeline and the refrigerant box.
Further, the heat exchanger still includes: a fan; and the air pipe connected with the fan is introduced into a room needing heat exchange.
The utility model discloses in, provide an air conditioning unit, except including outer machine and a plurality of interior machine, still include energy storage equipment for open when one or more interior machine shut down, it is used for the heat transfer to accumulate the energy. The air conditioning unit stores and converts cold or heat through the energy storage device, effectively solves the problem that energy is excessive due to shutdown of part of internal machines in the one-drive-multiple units in the prior art, can reduce operating cost and can also realize accurate temperature control.
Drawings
Fig. 1 is an alternative schematic structure diagram of an air conditioning unit according to an embodiment of the present invention.
Description of reference numerals:
1. a compressor; 2. a condenser; 3. a first electronic expansion valve; 4. a first evaporator; 5. a second evaporator; 6. a third evaporator; 7. a first heat exchange line; 8. a second electronic expansion valve; 9. a third electronic expansion valve; 10. a fourth electronic expansion valve; 11. a bypass electromagnetic valve; 12. a first shut-off valve; 13. a second stop valve; 14. a first circulation pump; 15. a fan; 16. a second circulation pump; 17. a high pressure sensor; 18. a low pressure sensor; 19. a gas-suction temperature sensing bulb; 20. an exhaust temperature sensing bulb; 21. a refrigerant tank; 22. a second heat exchange line; 23. a first pressure sensor; 24. a second pressure sensor; 25. a third pressure sensor; 26. a fourth pressure sensor; 27. a fifth pressure sensor; 28. and a sixth pressure sensor.
Detailed Description
Reference will now be made in detail to the exemplary embodiments, examples of which are illustrated in the accompanying drawings. When the following description refers to the accompanying drawings, like numbers in different drawings represent the same or similar elements unless otherwise indicated. The embodiments described in the following exemplary embodiments do not represent all embodiments consistent with the present invention. Rather, they are merely examples of apparatus and methods consistent with certain aspects of the invention, as detailed in the appended claims.
Example 1
In a preferred embodiment 1 of the present invention, there is provided an air conditioning unit, specifically, fig. 1 shows an optional schematic structural diagram of the unit, as shown in fig. 1, the unit includes:
an outer machine and a plurality of inner machines;
and the energy storage device is connected with the internal machines in parallel and is used for starting when one or more internal machines are turned off and accumulating energy for heat exchange.
In the above embodiment, an air conditioning unit is provided, which includes, in addition to an external unit and a plurality of internal units, an energy storage device, and is configured to be turned on when one or more internal units are turned off, and store energy for heat exchange. The air conditioning unit stores and converts cold or heat through the energy storage device, effectively solves the problem that energy is excessive due to shutdown of part of internal machines in the one-drive-multiple units in the prior art, can reduce operating cost and can also realize accurate temperature control.
As shown in fig. 1, the energy storage device includes: one end of the first heat exchange pipeline 7 is connected with the compressor 1 of the outdoor unit, and the other end of the first heat exchange pipeline is connected with the condenser 2 of the outdoor unit and used for providing energy for the energy storage device; and a refrigerant tank 21 for storing energy.
In a preferred embodiment of the present invention, the energy storage device further includes: the heat exchange channel comprises a first channel port and a second channel port, and the first channel port and the second channel port are both connected with the refrigerant box 21 and are used for introducing the refrigerant in the refrigerant box 21 and exchanging heat with the first heat exchange pipeline 7; wherein the first heat exchange line 7 is located in the heat exchange channel. The first stop valve 12 is positioned at the first channel port and used for controlling the on-off of the heat exchange channel; and the first circulating pump 14 is positioned at the second passage port and used for controlling the circulation of the refrigerant between the heat exchange passage and the refrigerant tank 21. The heat exchange channel is filled with a refrigerant, the first heat exchange pipeline 7 is immersed in the refrigerant and exchanges heat with the refrigerant, the first stop valve 12 is used for controlling the on-off of the heat exchange channel, namely the flow of the refrigerant, and the first circulating pump 14 is used for controlling the pressure difference required by the flow of the refrigerant in the heat exchange channel and promoting the flow of the refrigerant.
In addition to the energy storage function, the energy storage device also has a cooling or heating function, i.e. a heat exchanger, comprising a second heat exchange line 22; the second heat exchange pipeline 22 includes a first port and a second port, and both the first port and the second port are connected to the refrigerant tank 21, and are configured to introduce the refrigerant in the refrigerant tank 21 into the second heat exchange pipeline 22 to exchange heat with air.
The transduction effect is realized through the heat exchanger, namely, the refrigerant is introduced into the heat exchange pipeline, and then the refrigerant is introduced into a room needing heat exchange through the fan 15 and the air pipe connected with the fan 15. The energy storage is converted into the required cold quantity or heat quantity through the heat exchanger, the balance between the energy storage and the energy conversion is realized, the energy-saving effect is achieved, meanwhile, the inner machine does not need to be started and stopped simultaneously, the frequency conversion is not needed for the compressor 1, the phenomenon that the number of times of starting and stopping the machine set is too large is avoided, and the number of times of starting and stopping the machine set is reduced.
For controlling the heat exchanger, the energy storage device further comprises: the second stop valve 13 is positioned between the first port and the refrigerant box 21 and used for controlling the refrigerant to enter the heat exchange pipeline; and the second circulating pump 16 is located between the second port and the refrigerant tank 21, and is used for controlling the refrigerant to circulate between the heat exchange pipeline and the refrigerant tank 21.
In the air conditioning unit, the energy storage device uses the first heat exchange pipeline 7 to connect the evaporator 4, the evaporator 5 and the evaporator 6 in parallel, and the other energy storage tank contains a refrigerant, namely a refrigerant tank 21. The refrigerant can be a low-temperature secondary refrigerant (ethylene glycol aqueous solution or propylene glycol aqueous solution) or a medium-temperature or high-temperature secondary refrigerant (brine) according to the requirement. While a set of heat exchange lines is flanked, which are controlled by a circulation pump 16 and a shut-off valve 13. On the other side, the refrigerant in the water tank flows by pressure difference formed by a circulating pump 16, and the pipeline can be a large-scale fin heat exchanger. When the energy of the energy storage device is used, the compressor 1 is closed, the fan 15 is turned on, and the air is sent to a required room through the blast pipe. The circulating pump can adopt a variable-frequency cold water circulating pump, and the rotating speed of the cold water circulating pump can be changed according to opening signals of the first electronic expansion valve 8, the second electronic expansion valve 9 and the third electronic expansion valve 10.
Optionally, above-mentioned unit can be used to the freezer, when certain freezer reaches the freezer temperature, need not to close the compressor, through opening and stopping of adjusting stop valve and circulating pump, through refrigerant (low temperature secondary refrigerant), realizes the conversion that refrigerating unit holds cold and puts cold, reaches unnecessary cold volume reasonable application, reduces use cost, and simultaneously, the accurate accuse temperature of freezer is realized to accessible compressor and energy storage device's switching.
Other embodiments of the invention will be apparent to those skilled in the art from consideration of the specification and practice of the invention disclosed herein. This application is intended to cover any variations, uses, or adaptations of the invention following, in general, the principles of the invention and including such departures from the present disclosure as come within known or customary practice within the art to which the invention pertains. It is intended that the specification and examples be considered as exemplary only, with a true scope and spirit of the invention being indicated by the following claims.
It will be understood that the invention is not limited to the precise arrangements described above and shown in the drawings and that various modifications and changes may be made without departing from the scope thereof. The scope of the present invention is limited only by the appended claims.
Claims (7)
1. An air conditioning assembly, comprising:
an outer machine and a plurality of inner machines;
and the energy storage device is connected with the internal machines in parallel and is used for starting when one or more internal machines are turned off and accumulating energy for heat exchange.
2. The aggregate of claim 1, wherein the energy storage device comprises:
one end of the first heat exchange pipeline (7) is connected with a compressor (1) of the outdoor unit, and the other end of the first heat exchange pipeline is connected with a condenser (2) of the outdoor unit and used for providing energy for the energy storage device;
and a refrigerant tank (21) for storing energy.
3. The assembly according to claim 2, characterized in that said energy storage means further comprise:
the heat exchange channel comprises a first channel port and a second channel port, and the first channel port and the second channel port are both connected with the refrigerant box (21) and are used for introducing the refrigerant in the refrigerant box (21) and exchanging heat with the first heat exchange pipeline (7); wherein the first heat exchange line (7) is located within the heat exchange channel.
4. The aggregate of claim 3, wherein the energy storage device further comprises:
the first stop valve (12) is positioned at the first channel port and used for controlling the on-off of the heat exchange channel;
and the first circulating pump (14) is positioned at the second passage opening and used for controlling the circulation of the refrigerant between the heat exchange passage and the refrigerant tank (21).
5. The aggregate according to claim 2, characterized in that it further comprises:
a heat exchanger comprising a second heat exchange circuit (22); the second heat exchange pipeline (22) comprises a first port and a second port, and the first port and the second port are both connected with the refrigerant box (21) and are used for introducing the refrigerant in the refrigerant box (21) into the second heat exchange pipeline (22) to exchange heat.
6. The aggregate of claim 5, wherein the energy storage device further comprises:
the second stop valve (13) is positioned between the first port and the refrigerant box (21) and is used for controlling the refrigerant to enter the heat exchange pipeline;
and the second circulating pump (16) is positioned between the second port and the refrigerant box (21) and is used for controlling the refrigerant to circulate between the heat exchange pipeline and the refrigerant box (21).
7. The assembly according to claim 5, wherein the heat exchanger further comprises:
a fan (15);
and an air pipe connected with the fan (15) is introduced into a room needing heat exchange.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021646767.9U CN212339719U (en) | 2020-08-10 | 2020-08-10 | Air conditioning unit capable of effectively utilizing energy |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021646767.9U CN212339719U (en) | 2020-08-10 | 2020-08-10 | Air conditioning unit capable of effectively utilizing energy |
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| Publication Number | Publication Date |
|---|---|
| CN212339719U true CN212339719U (en) | 2021-01-12 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202021646767.9U Active CN212339719U (en) | 2020-08-10 | 2020-08-10 | Air conditioning unit capable of effectively utilizing energy |
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| Country | Link |
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| CN (1) | CN212339719U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111947379A (en) * | 2020-08-10 | 2020-11-17 | 珠海格力电器股份有限公司 | Air conditioning unit capable of effectively utilizing energy and control method and device thereof |
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2020
- 2020-08-10 CN CN202021646767.9U patent/CN212339719U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111947379A (en) * | 2020-08-10 | 2020-11-17 | 珠海格力电器股份有限公司 | Air conditioning unit capable of effectively utilizing energy and control method and device thereof |
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