CN218936710U - Cold and hot combined supply device - Google Patents
Cold and hot combined supply device Download PDFInfo
- Publication number
- CN218936710U CN218936710U CN202223103835.9U CN202223103835U CN218936710U CN 218936710 U CN218936710 U CN 218936710U CN 202223103835 U CN202223103835 U CN 202223103835U CN 218936710 U CN218936710 U CN 218936710U
- Authority
- CN
- China
- Prior art keywords
- circulating medium
- heating
- communicated
- inlet
- outlet
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Sorption Type Refrigeration Machines (AREA)
Abstract
The utility model relates to a cold and hot combined supply device which comprises a heating component, a refrigerating component, a circulating medium pipeline, a low-heat source circulating medium pipeline, a circulating medium discharge branch and a circulating medium supplementing branch. The heating assembly is communicated with the circulating medium pipeline, the circulating medium pipeline is communicated with the refrigerating assembly, the refrigerating assembly is communicated with the low heat source circulating medium pipeline, and the low heat source circulating medium pipeline is communicated with the heating assembly. The circulating medium pipeline is used for conveying circulating medium, and the low heat source circulating medium pipeline is used for conveying low heat source circulating medium formed by heat exchange of the circulating medium. The circulating medium discharge branch is communicated with a circulating medium pipeline, and the circulating medium supplementing branch is communicated with a low heat source circulating medium pipeline. The energy-saving and carbon-reducing system has the beneficial effects that the circulating medium is recycled between the heating component and the refrigerating component, so that energy complementation and recycling are realized, energy conservation and carbon reduction are further realized, and the modes of independent design and independent operation of different energy sources are broken.
Description
Technical Field
The utility model relates to the technical field of heat pumps and refrigeration, in particular to a cold and hot combined supply device.
Background
In order to achieve the aim of reducing carbon by 30 and 60, china must adjust the energy structure mainly comprising fossil energy, build a clean low-carbon energy system, fully utilize clean resources and develop a new energy utilization mode. At present, refrigeration devices and refrigeration devices are two commonly used energy supply devices.
The refrigerating device is a device which continuously transfers heat from a low-level heat source to a high-temperature object or medium through thermodynamic reverse circulation under the drive of a driving heat source and is used for heating. Refrigeration devices are commonly used in the cold chain industry.
The situation that two energy sources of heat energy and cold energy are required to be provided simultaneously exists in the energy service project, two devices are designed and operated independently aiming at the two energy sources in the prior art, and a large amount of circulating media are required to be consumed when a heat pump and a refrigerating device are operated, so that a large amount of energy sources are consumed when the heat pump and the refrigerating device are operated simultaneously, energy conservation and emission reduction are not facilitated, and environmental protection is also not facilitated.
Therefore, there is a need for a device capable of simultaneously achieving heating and cooling to recycle a circulating medium.
Disclosure of Invention
First, the technical problem to be solved
In view of the above-mentioned shortcomings and disadvantages of the prior art, the utility model provides a combined cooling and heating device, which solves the technical problems that two devices are designed and operated independently for two heat supplies and refrigeration in the prior art, a large amount of energy is consumed, energy conservation and emission reduction are not facilitated, and environmental protection is not facilitated.
(II) technical scheme
In order to achieve the above purpose, the main technical scheme adopted by the utility model comprises the following steps:
in a first aspect, an embodiment of the present utility model provides a combined cooling and heating apparatus, including a heating assembly, a cooling assembly, a circulating medium pipe, a low heat source circulating medium pipe, a circulating medium discharge branch and a circulating medium supplementing branch;
the outlet of the heating component is communicated with the inlet of the circulating medium pipeline, the outlet of the circulating medium pipeline is communicated with the inlet of the refrigerating component, the outlet of the refrigerating component is communicated with the inlet of the low heat source circulating medium pipeline, and the outlet of the low heat source circulating medium pipeline is communicated with the inlet of the heating component;
the low heat source circulating medium pipeline is used for conveying a low heat source circulating medium formed by heat exchange of the circulating medium;
the inlet of the circulating medium discharge branch is communicated with the outlet of the circulating medium pipeline, and the outlet of the circulating medium supplementing branch is communicated with the inlet of the low heat source circulating medium pipeline.
According to the utility model, the heating assembly comprises a generator, a heating condenser, a heating throttle valve, a heating evaporator, an absorber and a solution pump;
the outlet of the generator is respectively communicated with the inlet of the absorber and the inlet of the heating condenser;
the outlet of the heating condenser is communicated with the inlet of the heating throttle valve;
the outlet of the heating throttle valve is communicated with the inlet of the heating evaporator;
the inlet of the heating evaporator is communicated with the outlet of the low heat source circulating medium pipeline, and the outlet of the heating evaporator is respectively communicated with the inlet of the circulating medium pipeline and the inlet of the absorber;
the outlet of the absorber is communicated with the inlet of the heating condenser, and the outlet of the absorber is communicated with the inlet of the solution pump;
the outlet of the solution pump is communicated with the inlet of the generator;
the generator is used for containing and heating the lithium bromide solution, discharging the concentrated lithium bromide solution into the absorber, and discharging high-pressure water vapor formed by evaporating the lithium bromide solution into the heating condenser;
the absorber is used for diluting the lithium bromide concentrated solution to heat the heat supply network water for one time, discharging the diluted lithium bromide solution to the generator, and discharging the heated heat supply network water to the heating condenser;
the heating condenser heats the heat supply network water for the second time through high-pressure steam, and discharges condensation water formed by heat release of the high-pressure steam to the heating throttle valve;
the heating throttle valve is used for reducing the pressure of the condensed water and discharging the low-pressure condensed water to the heating evaporator;
the heating evaporator absorbs heat of the low-heat source circulating medium through low-pressure condensed water, discharges the cooled circulating medium to the refrigerating assembly, and discharges water vapor formed by evaporation of the low-pressure condensed water to the absorber to dilute the lithium bromide concentrated solution.
According to the utility model, the heating assembly further comprises a driving heat source circulation pipeline;
the driving heat source circulation pipeline is communicated with the generator and is used for discharging a driving heat source into the generator and recovering the driving heat source subjected to heat exchange, and the driving heat source is used for heating the lithium bromide concentrated solution in the generator.
According to the utility model, the driving heat source is low-pressure water vapor.
According to the utility model, the heating assembly further comprises:
the outlet of the heat supply network water circulation pipeline is communicated with the inlet of the absorber and is used for discharging heat supply network water into the absorber;
the system comprises an absorber, a primary heating heat supply network water pipeline, a primary heating condenser and a primary heating condenser, wherein the inlet of the primary heating heat supply network water pipeline is communicated with the outlet of the absorber, and the outlet of the primary heating heat supply network water pipeline is communicated with the inlet of the heating condenser and is used for discharging the heat supply network water after primary heating of the absorber into the heating condenser.
According to the utility model, the heating assembly further comprises:
the inlet of the secondary heating heat supply network water pipeline is communicated with the outlet of the heating condenser and is used for discharging the heat supply network water subjected to secondary heating by the heating condenser.
According to the utility model, the refrigeration assembly comprises a refrigeration condenser, a refrigeration throttle valve, a refrigeration evaporator and a compressor;
the outlet of the circulating medium pipeline is communicated with the inlet of the refrigeration condenser, and the inlet of the low heat source circulating medium pipeline is communicated with the outlet of the refrigeration condenser;
the outlet of the refrigeration condenser is communicated with the inlet of the refrigeration throttle valve, the outlet of the refrigeration throttle valve is communicated with the inlet of the refrigeration evaporator, the outlet of the refrigeration evaporator is communicated with the inlet of the compressor, and the outlet of the compressor is communicated with the inlet of the refrigeration condenser;
the circulating medium pipeline can discharge circulating medium to the refrigeration condenser, the refrigeration condenser can cool high-temperature high-pressure refrigerant steam through the circulating medium and discharge low-heat source circulating medium formed by absorbing heat of the circulating medium to the low-heat source circulating medium pipeline, and the refrigeration condenser can discharge cooled low-temperature high-pressure liquid refrigerant to the refrigeration throttle valve;
the refrigeration throttle valve can throttle the low-temperature high-pressure liquid refrigerant into low-temperature low-pressure liquid refrigerant and discharge the low-temperature low-pressure liquid refrigerant into the refrigeration evaporator;
the refrigeration evaporator can cool substances to be cooled through low-temperature low-pressure liquid refrigerant, and discharges low-temperature low-pressure refrigerant steam formed by absorbing heat of the low-temperature low-pressure liquid refrigerant to the compressor;
the compressor is capable of compressing the low temperature low pressure refrigerant vapor into a high temperature high pressure refrigerant vapor and discharging the refrigerant vapor to the refrigeration condenser.
According to the present utility model, the low-temperature high-pressure liquid refrigerant or the low-temperature low-pressure liquid refrigerant is R507 or R22.
According to the utility model, the temperature of the circulating medium conveyed by the circulating medium pipeline is 7-12 ℃; the temperature of the low heat source circulating medium conveyed by the low heat source circulating medium pipeline is 30-40 ℃.
According to the utility model, the circulating medium is water.
(III) beneficial effects
The beneficial effects of the utility model are as follows: the cold and heat combined supply device is characterized in that a heating component is used for discharging a circulating medium to a refrigerating component through a circulating medium pipeline, and the refrigerating component is used for discharging a low-heat-source circulating medium formed by heat absorption of the circulating medium to the heating component through a low-heat-source circulating medium pipeline. Therefore, the low heat source circulating medium is discharged into the refrigerating assembly after being converted into the circulating medium through heat release in the heating assembly, and the circulating medium is discharged into the heating assembly after being converted into the low heat source circulating medium through heat absorption in the refrigerating assembly, so that the circulating medium is recycled between the heating assembly and the refrigerating assembly, energy complementation and recycling are realized, energy conservation and carbon reduction are further realized, and the modes of independent design and independent operation of different energy sources are broken.
The circulating medium pipeline is communicated with the circulating medium discharge branch, and the circulating medium discharge branch can discharge redundant circulating medium so as to adapt to the working condition of the refrigeration assembly. The low heat source circulating medium pipeline is communicated with the circulating medium supplementing branch, and the circulating medium supplementing branch can supplement the low heat source circulating medium so as to adapt to the working condition of the heating component.
Drawings
Fig. 1 is a schematic view of a combined cooling and heating apparatus according to the present utility model.
[ reference numerals description ]
1: a heating assembly; 11: a generator; 111: a first inlet; 112: a second inlet; 113: a first outlet; 114: a second outlet; 115: a third outlet; 12: a heating condenser; 121: a first inlet; 122: a second inlet; 123: a first outlet; 124: a second outlet; 13: a refrigeration throttle valve; 131: an inlet; 132: an outlet; 14: heating the evaporator; 141: a first inlet; 142: a second inlet; 143: a first outlet; 144: a second outlet; 15: an absorber; 151: a first inlet; 152: a second inlet; 153: a third inlet; 154: a first outlet; 155: a second outlet; 16: a solution pump; 161: an inlet; 162: an outlet;
2: a refrigeration assembly; 21: a refrigeration condenser; 211: a first inlet; 212: a second inlet; 213: a first outlet; 214: a second outlet; 22: a refrigeration throttle valve; 23: a refrigeration evaporator; 24: a compressor;
31: a circulating medium pipe; 32: a low heat source circulating medium pipe;
41: a circulating medium discharge branch; 42: a circulating medium replenishment branch;
5: driving a heat source circulation pipeline;
61: a heating network water circulation pipeline; 62: heating a heating supply heat supply network water pipeline for one time; 63: and (5) secondarily heating the heat supply network water pipeline.
Detailed Description
The utility model will be better explained by the following detailed description of the embodiments with reference to the drawings.
Referring to fig. 1, the cold and hot combined supply device provided by the embodiment of the utility model comprises a heating component 1, a refrigerating component 2, a circulating medium pipeline 31 and a low heat source circulating medium pipeline 32.
The outlet of the heating component 1 is communicated with the inlet of the circulating medium pipeline 31, the outlet of the circulating medium pipeline 31 is communicated with the inlet of the refrigerating component 2, the outlet of the refrigerating component 2 is communicated with the inlet of the low heat source circulating medium pipeline 32, and the outlet of the low heat source circulating medium pipeline 32 is communicated with the inlet of the heating component 1. The circulating medium pipe 31 is used for conveying circulating medium, and the low heat source circulating medium pipe 32 is used for conveying low heat source circulating medium formed by heat exchange of the circulating medium.
The heating assembly 1 is used for discharging the circulating medium to the refrigerating assembly 2 through a circulating medium pipeline 31, the refrigerating assembly 2 is used for performing heat exchange on the circulating medium to form a low heat source circulating medium 6, and the low heat source circulating medium is discharged to the heating assembly 1 through a low heat source circulating medium pipeline 32. Therefore, the low heat source circulating medium 6 is discharged into the refrigerating assembly 2 after being converted into the circulating medium through heat release in the heating assembly 1, and the circulating medium is discharged into the heating assembly 1 after being converted into the low heat source circulating medium through heat absorption in the refrigerating assembly 2, so that the circulating medium is recycled between the heating assembly 1 and the refrigerating assembly 2, energy complementation and recycling are realized, energy conservation and carbon reduction are further realized, and the modes of independent design and independent operation of different energy sources are broken.
Specifically, the temperature of the circulating medium conveyed by the circulating medium pipeline 31 is 7-12 ℃, and the circulating medium pipeline is suitable for the working condition of the refrigeration assembly 2. The temperature of the low heat source circulating medium conveyed by the low heat source circulating medium pipeline 32 is 30-40 ℃, and the low heat source circulating medium pipeline is suitable for the working condition of the refrigeration assembly 2.
More specifically, the circulating medium is water.
Further, the combined cooling and heating apparatus further includes a circulating medium discharge branch 41 and a circulating medium replenishment branch 42.
The inlet of the circulating medium discharge branch 41 is communicated with the outlet of the circulating medium pipe 31, and the circulating medium discharge branch 41 can discharge redundant circulating medium so as to adapt to the working condition of the refrigeration assembly 2. The outlet of the circulating medium replenishment branch 42 communicates with the inlet of the low heat source circulating medium conduit 32. The circulation medium replenishing branch 42 can replenish the low heat source circulation medium to adapt to the working condition of the heating assembly 1.
Further, the heating assembly 1 comprises a generator 11, a heating condenser 12, a heating throttle valve 13, a heating evaporator 14, an absorber 15 and a solution pump 16.
The outlet of the generator 11 is connected to the inlet of the absorber 15 and the inlet of the heating condenser 12, respectively. The outlet of the heating condenser 12 is communicated with the inlet of the heating throttle valve 13. The outlet of the heating throttle valve 13 communicates with the inlet of the heating evaporator 14. The inlet of the heating evaporator 14 is communicated with the outlet of the low heat source circulating medium pipe 32, and the outlet of the heating evaporator 14 is respectively communicated with the inlet of the circulating medium pipe 31 and the inlet of the absorber 15. The outlet of the absorber 15 is connected to the inlet of the heating condenser 12, and the outlet of the absorber 15 is connected to the inlet of the solution pump 16. The outlet of the solution pump 16 communicates with the inlet of the generator 11.
The generator 11 is used for containing and heating the lithium bromide solution, discharging the concentrated lithium bromide solution to the absorber 15, and discharging high-pressure water vapor formed by evaporating the lithium bromide solution to the heating condenser 12. The absorber 15 is used for diluting the lithium bromide concentrated solution to heat the heating supply network water once, and discharging the diluted lithium bromide solution to the generator 11, and discharging the heated heating supply network water to the heating condenser 12. The heating condenser 12 heats the heating network water by the high-pressure steam for the second time, and discharges the condensed water formed by heat release of the high-pressure steam to the heating throttle valve 13. The heating throttle valve 13 is used to reduce the pressure of the condensate and discharge the low pressure condensate to the heating evaporator 14. The pressure of the low pressure condensate within the heating evaporator 14 is approximately vacuum (less than about 0.05 MPa), and the heating evaporator 14 sprays the low pressure condensate. The heating evaporator 14 absorbs heat of the low heat source circulation medium through the low pressure condensed water, and discharges the cooled circulation medium to the refrigeration assembly 2, and discharges water vapor formed by evaporation of the low pressure condensed water to the absorber 15 to dilute the lithium bromide concentrated solution. Thus, the heating assembly 1 of the present embodiment can recycle the circulation medium to heat the heating grid water.
Further, the heating assembly 1 further includes a driving heat source circulation pipe 5.
The driving heat source circulation pipeline 5 is communicated with the generator 11 and is used for discharging a driving heat source to the generator 11 and recovering the driving heat source after heat exchange, and the driving heat source is used for heating the lithium bromide concentrated solution in the generator 11.
Specifically, the driving heat source is low-pressure water vapor. For example, the driving heat source 7 is low-pressure water vapor exhausted from the power plant, and the pressure is 0.1MPa to 0.8MPa.
Further, the heating assembly 1 further includes a heating network water circulation pipe 61 and a primary heating network water pipe 62.
The outlet of the heating network water circulation pipe 61 is communicated with the inlet of the absorber 15 for discharging the heating network water to the absorber 15. The inlet of the primary heating heat supply network water pipeline 62 is communicated with the outlet of the absorber 15, and the outlet of the primary heating heat supply network water pipeline 62 is communicated with the inlet of the heating condenser 12, so that the primary heating heat supply network water heated by the absorber 15 is discharged into the heating condenser 12.
Further, the refrigeration assembly 2 includes a refrigeration condenser 21, a refrigeration throttle 22, a refrigeration evaporator 23, and a compressor 24.
The outlet of the circulation medium pipe 31 is communicated with the inlet of the refrigeration condenser 21, and the inlet of the low heat source circulation medium pipe 32 is communicated with the outlet of the refrigeration condenser 21. The outlet of the refrigeration condenser 21 is communicated with the inlet of the refrigeration throttle valve 22, the outlet of the refrigeration throttle valve 22 is communicated with the inlet of the refrigeration evaporator 23, the outlet of the refrigeration evaporator 23 is communicated with the inlet of the compressor 24, and the outlet of the compressor 24 is communicated with the inlet of the refrigeration condenser 21.
The circulation medium pipe 31 can discharge the circulation medium to the refrigeration condenser 21, the refrigeration condenser 21 can cool the high-temperature high-pressure refrigerant vapor by the circulation medium, and discharge the low-heat source circulation medium formed by heat absorption of the circulation medium to the low-heat source circulation medium pipe 32, and the refrigeration condenser 21 can discharge the cooled low-temperature high-pressure liquid refrigerant to the refrigeration throttle valve 22. The refrigeration throttle 22 is capable of throttling the low-temperature high-pressure liquid refrigerant to a low-temperature low-pressure liquid refrigerant and discharging the low-temperature low-pressure liquid refrigerant to the refrigeration evaporator 23. The refrigeration evaporator 23 is capable of cooling a substance to be cooled by a low-temperature low-pressure liquid refrigerant and discharging low-temperature low-pressure refrigerant vapor formed by heat absorption of the low-temperature low-pressure liquid refrigerant to the compressor 24. The compressor 24 can compress low-temperature low-pressure refrigerant vapor into high-temperature high-pressure refrigerant vapor and discharge the same to the refrigeration condenser 21. Thereby, the present refrigeration assembly 2 is able to cool the substance to be cooled by recycling the circulating medium.
Specifically, the low-temperature high-pressure liquid refrigerant or the low-temperature low-pressure liquid refrigerant is R507 or R22, and R507 or R22 is a common refrigerant, and the heat transfer effect is better.
Further, as an example, the combined cooling and heating device of the embodiment can be applied to a power plant.
Wherein, the driving heat source in the heating component 1 is low-pressure water vapor exhausted from the power plant, and the pressure is 0.1MPa to 0.8MPa. The low heat source circulation medium initially entering the heating evaporator 14 of the heating module 1 is water discharged from the cooling tower at a temperature of about 30-40 c. The low heat source circulating medium is discharged in the heating evaporator 14 in a vacuum state (about less than 0.05 MPa) to form a circulating medium having a temperature of about 7-12 c, which is adapted to the temperature of the circulating medium required for the refrigeration condenser 21 in the refrigeration module 2. Meanwhile, the temperature of the high-temperature and high-pressure refrigerant vapor in the refrigeration condenser 21 is about 35-45 ℃, or more than 45 ℃. The temperature difference between the low heat source circulating medium and the high-temperature high-pressure refrigerant steam entering the refrigeration condenser 21 is about 30 ℃, the heat exchange temperature difference is large, and the heat exchange effect is good. Meanwhile, the water quantity of water discharged by the cooling tower in the power plant is large, the heating requirement of the heating component 1 and the refrigerating requirement of the refrigerating component 2 can be met, and the heating effect of the heating component 1 and the refrigerating effect of the refrigerating component 2 can be ensured.
Meanwhile, the circulation medium discharge branch 41, which is communicated with the circulation medium pipe 31, is communicated with the cold water section of the cooling tower to discharge water exceeding the refrigerating condition of the refrigerating assembly 2 into the cold water section of the cooling tower. The circulation medium supplementing branch 42 is communicated with the hot water section of the cooling tower to supplement the drain water to the heating evaporator 14 of the heating assembly 1 so as to adapt to the heating working condition of the heating assembly 1.
In the description of the present specification, the terms "one embodiment," "some embodiments," "examples," "particular examples," or "some examples," etc., refer to particular features, structures, materials, or characteristics described in connection with the embodiment or example as being included in at least one embodiment or example of the present utility model. In this specification, schematic representations of the above terms are not necessarily directed to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, the different embodiments or examples described in this specification and the features of the different embodiments or examples may be combined and combined by those skilled in the art without contradiction.
While embodiments of the present utility model have been shown and described above, it will be understood that the above embodiments are illustrative and not to be construed as limiting the utility model, and that alterations, modifications, substitutions and variations may be made in the above embodiments by those skilled in the art within the scope of the utility model.
Claims (10)
1. The cold and hot combined supply device is characterized by comprising a heating assembly (1), a refrigerating assembly (2), a circulating medium pipeline (31), a low-heat source circulating medium pipeline (32), a circulating medium discharge branch (41) and a circulating medium supplementing branch (42);
the outlet of the heating component (1) is communicated with the inlet of the circulating medium pipeline (31), the outlet of the circulating medium pipeline (31) is communicated with the inlet of the refrigerating component (2), the outlet of the refrigerating component (2) is communicated with the inlet of the low heat source circulating medium pipeline (32), and the outlet of the low heat source circulating medium pipeline (32) is communicated with the inlet of the heating component (1);
the circulating medium pipeline (31) is used for conveying circulating medium, and the low heat source circulating medium pipeline (32) is used for conveying low heat source circulating medium formed by heat exchange of the circulating medium;
the inlet of the circulating medium discharge branch (41) is communicated with the outlet of the circulating medium pipeline (31), and the outlet of the circulating medium supplementing branch (42) is communicated with the inlet of the low heat source circulating medium pipeline (32).
2. The combined heat and cold supply device according to claim 1, characterized in that the heating assembly (1) comprises a generator (11), a heating condenser (12), a heating throttle valve (13), a heating evaporator (14), an absorber (15) and a solution pump (16);
the outlet of the generator (11) is respectively communicated with the inlet of the absorber (15) and the inlet of the heating condenser (12);
the outlet of the heating condenser (12) is communicated with the inlet of the heating throttle valve (13);
the outlet of the heating throttle valve (13) is communicated with the inlet of the heating evaporator (14);
the inlet of the heating evaporator (14) is communicated with the outlet of the low heat source circulating medium pipeline (32), and the outlet of the heating evaporator (14) is respectively communicated with the inlet of the circulating medium pipeline (31) and the inlet of the absorber (15);
the outlet of the absorber (15) is communicated with the inlet of the heating condenser (12), and the outlet of the absorber (15) is communicated with the inlet of the solution pump (16);
the outlet of the solution pump (16) is in communication with the inlet of the generator (11).
3. A combined cooling and heating device according to claim 2, characterized in that the heating assembly (1) further comprises a driving heat source circulation pipe (5);
the driving heat source circulation pipeline (5) is communicated with the generator (11).
4. A combined cooling and heating apparatus as claimed in claim 3 wherein the driving heat source is low pressure water vapour.
5. The combined cooling and heating device according to claim 2, wherein the heating assembly (1) further comprises:
a heating supply network water circulation pipeline (61), wherein an outlet of the heating supply network water circulation pipeline (61) is communicated with an inlet of the absorber (15);
the primary heating heat supply network water pipeline (62), the inlet of the primary heating heat supply network water pipeline (62) is communicated with the outlet of the absorber (15), and the outlet of the primary heating heat supply network water pipeline (62) is communicated with the inlet of the heating condenser (12).
6. The combined cooling and heating device according to claim 2, wherein the heating assembly (1) further comprises:
and the inlet of the secondary heating heat supply network water pipeline (63) is communicated with the outlet of the heating condenser (12).
7. A combined cooling and heating device according to claim 1, characterized in that the refrigeration assembly (2) comprises a refrigeration condenser (21), a refrigeration throttle valve (22), a refrigeration evaporator (23) and a compressor (24);
the outlet of the circulating medium pipeline (31) is communicated with the inlet of the refrigeration condenser (21), and the inlet of the low heat source circulating medium pipeline (32) is communicated with the outlet of the refrigeration condenser (21);
the outlet of the refrigeration condenser (21) is communicated with the inlet of the refrigeration throttle valve (22), the outlet of the refrigeration throttle valve (22) is communicated with the inlet of the refrigeration evaporator (23), the outlet of the refrigeration evaporator (23) is communicated with the inlet of the compressor (24), and the outlet of the compressor (24) is communicated with the inlet of the refrigeration condenser (21).
8. The combined cooling and heating apparatus according to claim 7, wherein the low-temperature high-pressure liquid refrigerant or the low-temperature low-pressure liquid refrigerant is R507 or R22.
9. The combined cooling and heating device according to claim 1, characterized in that the temperature of the circulating medium conveyed by the circulating medium pipeline (31) is 7-12 ℃; the temperature of the low heat source circulating medium conveyed by the low heat source circulating medium pipeline (32) is 30-40 ℃.
10. The combined cooling and heating apparatus according to claim 1, wherein the circulating medium is water.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223103835.9U CN218936710U (en) | 2022-11-22 | 2022-11-22 | Cold and hot combined supply device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223103835.9U CN218936710U (en) | 2022-11-22 | 2022-11-22 | Cold and hot combined supply device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218936710U true CN218936710U (en) | 2023-04-28 |
Family
ID=86066964
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223103835.9U Active CN218936710U (en) | 2022-11-22 | 2022-11-22 | Cold and hot combined supply device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218936710U (en) |
-
2022
- 2022-11-22 CN CN202223103835.9U patent/CN218936710U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103411347B (en) | Coupling type heat pump waste heat recovery system | |
| CN202521938U (en) | Heat pump system and drying system | |
| CN103090593B (en) | Heat pump circulating system and heat pump cycle method and vapo(u)rization system | |
| CN113566260B (en) | Combined heat pump heating system and method | |
| CN109612158B (en) | Lithium bromide absorption and compression combined type high-temperature heat pump system and working method | |
| CN108955014B (en) | Closed vacuum refrigeration cold accumulation equipment and method | |
| CN103322725A (en) | Heat pump system, drying system, and respective method | |
| CN113834114A (en) | Heating system and method of negative-pressure flash evaporation coupling two-stage compression variable-frequency heat pump | |
| CN114100165A (en) | Multi-energy cascade utilization heat pump low-temperature evaporation concentration system capable of accurately controlling temperature | |
| CN103322727A (en) | Heat pump system as well as drying system and method | |
| CN108800275B (en) | Large-temperature-difference central heating system utilizing waste heat of power plant and working method | |
| CN111911990B (en) | Remote absorption type cooling and heating system based on solution energy storage | |
| CN108834386A (en) | A kind of heat recovery module data center | |
| CN211120096U (en) | Absorption refrigeration system with double ejectors | |
| CN218936710U (en) | Cold and hot combined supply device | |
| CN210717774U (en) | Low-temperature hot water driven absorption type large-temperature-difference heat exchange unit | |
| CN216114276U (en) | Combined type heat pump heating system | |
| CN210801383U (en) | Solar heat pump energy storage heating system in alpine region | |
| CN115773589A (en) | Cold and hot combined supply device | |
| CN209840233U (en) | Air cooling high back pressure unit utilizes low level can heat supply refrigeration combined system | |
| CN210004496U (en) | kinds of evaporation process exhaust steam waste heat recovery utilizes system | |
| CN113418320A (en) | Device for increasing temperature of low-temperature heat source and using method thereof | |
| CN108397931B (en) | Environment-friendly, efficient and energy-saving direct-fired lithium bromide absorption type cold and hot water unit | |
| CN202521939U (en) | Heat pump system and drying system | |
| CN212778148U (en) | Refrigerating system and circulating water cooling mechanism |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |