CN218993563U - Cold supply and heat supply system for combined application of energy tower and ice cold accumulation - Google Patents
Cold supply and heat supply system for combined application of energy tower and ice cold accumulation Download PDFInfo
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- CN218993563U CN218993563U CN202223312100.7U CN202223312100U CN218993563U CN 218993563 U CN218993563 U CN 218993563U CN 202223312100 U CN202223312100 U CN 202223312100U CN 218993563 U CN218993563 U CN 218993563U
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Abstract
The utility model relates to the technical field of heating ventilation and air conditioning, and discloses a cold supply and heat supply system for combined application of an energy tower and ice storage, which comprises a ground platform, wherein an energy tower heat pump, a cold supply plate exchanger, an ice melting plate exchanger, an ice storage tank and an energy tower body are arranged at the upper part of the ground platform, the input ends of the energy tower heat pump, the cold supply plate exchanger, the ice melting plate exchanger, the ice storage tank and the energy tower body are connected through a water supply pipe, and the output ends of the energy tower heat pump, the cold supply plate exchanger, the ice melting plate exchanger, the ice storage tank and the energy tower body are connected through a water return pipe. According to the utility model, the energy source tower heat pump is used for storing ice, so that the problem that a conventional water chilling unit ice storage system is free of a heat source in winter is solved, the energy source tower heat pump has higher heat supply efficiency, the energy source tower heat pump stores ice in summer and supplies heat in winter, the replacement of solution and water on the evaporation side under the working condition of winter and summer is omitted, and the operation and maintenance cost is saved.
Description
Technical Field
The utility model relates to the technical field of heating ventilation and air conditioning, in particular to a cold supply and heat supply system for combined application of an energy tower and ice storage.
Background
In order to balance electricity consumption, peak clipping and valley filling, under the guidance of constructing an economic social thought, governments and electric departments in China release the contradiction between electricity construction and new electricity consumption, related policies for promoting the development of ice storage air conditioners are also put out in each region, the development and the application of the technology of the ice storage air conditioners are promoted, ice storage is a common energy storage technology in the field of heating ventilation air conditioners, cold energy can be stored at night valley electricity prices, and the stored cold energy is released at daytime electricity consumption peaks, so that peak clipping and valley filling are realized.
In winter, the energy tower heat pump unit can utilize a carrier medium with the freezing point lower than 0 ℃ to efficiently extract low-grade heat energy in air for heat supply, meanwhile, as the pressure ratio required by the energy tower heat pump is larger than that of an ice storage system, the energy tower heat pump unit can be used as an ice storage host in summer, and a conventional water chilling unit is used for cooling and ice storage in summer, and no heat source is needed in winter, a boiler is additionally arranged for heat supply, the energy tower heat pump heat supply has higher efficiency, energy conservation and environmental protection, and the cooling and heat supply system for combined application of the energy tower and the ice storage is provided for solving the problems.
Disclosure of Invention
The utility model aims to solve the defects in the prior art, and provides a cold supply and heat supply system for combined application of an energy tower and ice storage.
In order to achieve the above purpose, the present utility model adopts the following technical scheme: the utility model provides a cold supply heating system that energy tower and ice cold-storage are compound to be used, includes the platform, the platform upper portion is provided with energy tower heat pump, supplies cold plate to trade, melt ice plate to trade, hold ice board to trade, hold ice pond and energy tower body, energy tower heat pump, supply cold plate to trade, melt ice plate to trade, hold ice pond and energy tower body's input are connected through the delivery pipe between, energy tower heat pump, supply cold plate to trade, melt ice plate to trade, hold ice pond and energy tower body output are connected through the wet return between, the wet return middle part is provided with power component, delivery pipe and wet return middle part are provided with control assembly;
the power component comprises a solution pump, a first water pump, a second water pump, a glycol pump, a third water pump and a fourth water pump, wherein the input end of the solution pump is communicated with the ice storage plate through a water return pipe, the output end of the solution pump is connected with the energy source tower heat pump through the water return pipe, the input end of the first water pump is connected with the room through the water return pipe, the output end of the first water pump is connected with the cooling plate through the water return pipe, the input end of the second water pump is communicated with the ice melting plate through the water return pipe, the input end of the glycol pump is connected with the ice storage tank through the water return pipe, the output end of the glycol pump is connected with the ice storage plate through the water return pipe, the output end of the third water pump is connected with the ice storage tank through the water return pipe, the output end of the water pump is connected with the ice melting plate through the water return pipe, the fourth input end of the water pump is connected with the energy source tower body through the water return pipe, and the output end of the fourth water pump is connected with the energy source tower heat pump through the water return pipe.
As a further description of the above technical solution:
the control assembly comprises a valve I, a valve II, a valve III, a valve IV, a valve five, a valve six, a valve seven, a valve eight, a valve nine and a valve ten, wherein the valve I is arranged on one side of the three-way part of the water return pipe connected between the cold supply plate change, the ice storage plate change and the energy source tower heat pump, which is close to one side of the ice storage plate change, the valve III is arranged on one side of the three-way part of the water return pipe connected between the cold supply plate change, the ice storage plate change and the energy source tower heat pump, which is close to one side of the cold supply plate change, the three-way part of the water supply pipe connected between the cold supply plate change, the ice storage plate change and the energy source tower heat pump, which is close to one side of the ice storage plate change, which is close to the heat pump five, which is arranged on one side of the energy source tower, the energy source tower body and the three-way part of the indoor connection, which is close to one side of the three-way part of the energy source tower heat pump, the energy source tower body and the indoor connection, which is close to one side of the three-way part of the water return pipe connected between the energy source tower heat pump and the energy source tower body, which is close to one side of the three-way part of the energy source tower, which is close to the three-way part of the heat pump, which is close to the energy source body and the three-way body is close to one side of the heat pump.
As a further description of the above technical solution:
the control components are all electric valves and are electrically connected with an external controller.
As a further description of the above technical solution:
the evaporator side of the energy source tower heat pump is low-temperature solution.
As a further description of the above technical solution:
and the cooling side of the energy source tower heat pump is cooling water.
The utility model has the following beneficial effects:
according to the utility model, the control component is used for controlling, so that various operation conditions are provided, the system is flexible and reliable to operate, the advantages of the ice storage and the energy tower system are integrated, the peak clipping and valley filling of the ice storage system are utilized, the problem of insufficient electricity peak power in daytime in summer in China is solved, the energy tower heat pump is utilized to participate in ice storage, the problem that a conventional water chilling unit ice storage system is not used as a heat source in winter is solved, the energy tower heat pump is used for supplying heat, the efficiency is higher, the energy is saved, the environment is protected, in addition, the energy tower heat pump is used for ice storage in summer and heat supply in winter, the evaporating side is always a solution with the freezing point lower than 0 ℃, and the replacement of the solution and water on the evaporating side in winter and summer working conditions is omitted compared with the conventional energy tower heat pump system, and the operation and maintenance cost is saved.
Drawings
Fig. 1 is a schematic perspective view of a cooling and heating system for combined application of an energy tower and ice storage according to the present utility model;
fig. 2 is a schematic structural diagram of an energy tower heat pump of a cooling and heating system for combined application of an energy tower and ice storage;
fig. 3 is a schematic flow chart of a cooling and heating system for combined application of an energy tower and ice storage.
Legend description:
1. an energy tower heat pump; 2. exchanging the cooling plate; 3. changing the ice melting plate; 4. changing the ice storage plate; 5. an ice storage tank; 6. an energy tower body; 7. a water supply pipe; 8. a water return pipe; 9. a solution pump; 10. a first water pump; 11. a second water pump; 12. a glycol pump; 13. a water pump III; 14. a water pump IV; 15. a valve I; 16. a second valve; 17. a third valve; 18. a valve IV; 19. a fifth valve; 20. a valve six; 21. a valve seven; 22. a valve eight; 23. a valve nine; 24. and a valve ten.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-3, one embodiment provided by the present utility model is: the utility model provides a cold supply heating system that energy tower and ice cold-storage are compound to be used, which comprises a platform, the upper portion of platform is provided with energy tower heat pump 1, supply cold plate to trade 2, melt ice plate to trade 3, hold ice plate to trade 4, hold ice pond 5 and energy tower body 6, energy tower heat pump 1, supply cold plate to trade 2, melt ice plate to trade 3, hold ice plate to trade 4, hold ice pond 5 and energy tower body 6's input is connected through delivery pipe 7, energy tower heat pump 1, supply cold plate to trade 2, melt ice plate to trade 3, hold ice plate to trade 4, hold ice pond 5 and energy tower body 6 output is connected through wet return 8, the power component is provided with at the middle part of wet return 8, the delivery pipe 7 is provided with control assembly with the wet return 8 middle part; the control assembly is used for blocking and communicating the connection between the structures, so that various operation conditions can be provided, the system is flexible and reliable to operate, the system integrates the advantages of ice storage and an energy tower system, the peak clipping and valley filling of the ice storage system are utilized, the problem of insufficient peak electricity consumption in summer in China is solved, the energy tower heat pump 1 is utilized to participate in ice storage, the problem of no heat source in winter of the ice storage system of a conventional water chilling unit is solved, and the energy tower heat pump 1 has higher heat supply efficiency, energy conservation and environmental protection.
The power component comprises a solution pump 9, a first water pump 10, a second water pump 11, a glycol pump 12, a third water pump 13 and a fourth water pump 14, wherein the input end of the solution pump 9 is communicated with the ice storage plate exchange 4 through a water return pipe 8, the output end of the solution pump 9 is connected with the energy source tower heat pump 1 through the water return pipe 8, the input end of the first water pump 10 is connected with the indoor through the water return pipe 8 and the cold supply plate exchange 2, the input end of the second water pump 11 is connected with the indoor through the water return pipe 8, the output end of the second water pump 11 is communicated with the ice melting plate exchange 3 through the water return pipe 8, the input end of the glycol pump 12 is connected with the ice storage tank 5 through the water return pipe 8, the input end of the third water pump 13 is connected with the ice storage tank 5 through the water return pipe 8, the output end of the third water pump 13 is connected with the ice storage plate exchange 3 through the water return pipe 8, the input end of the fourth water pump 14 is connected with the energy source tower body 6 through the water return pipe 8 and the energy source tower body 6, and the output end of the fourth water pump 14 is connected with the energy source tower 1 through the water return pipe 8.
The control component comprises a valve I15, a valve II 16, a valve III 17, a valve IV 18, a valve V19, a valve VI 20, a valve seven 21, a valve eight 22, a valve nine 23 and a valve ten 24, wherein the valve I15 is arranged at one side of a tee joint of a water return pipe 8 connected between the cold supply plate 2, the ice storage plate 4 and the energy tower heat pump 1, which is close to the cold supply plate 2, the valve III 17 is arranged at one side of a tee joint of a water return pipe 8 connected between the cold supply plate 2, the ice storage plate 4 and the energy tower heat pump 1, which is close to the ice storage plate 4, the valve II 16 is arranged at one side of a tee joint of a water supply pipe 7 connected between the cold supply plate 2, the ice storage plate 4 and the energy tower heat pump 1, when the energy tower heat pump 1 singly supplies cold in summer, the valve I15, the valve II 16, the valve seven 21 and the valve eight 22 are opened, the rest control components are closed, the evaporator side of the energy tower heat pump 1 is low-temperature solution, after heat exchange through the cooling plate heat exchanger 2, air-conditioning chilled water is provided for a user, the condenser side of the energy tower heat pump 1 is cooling water, heat is radiated through the energy tower body 6, when the energy tower heat pump 1 and the ice storage tank 5 are used for combined cooling in summer, the valve I15, the valve II 16, the valve II 21 and the valve II 22 are opened, the rest control component is closed, low-temperature cold water after ice melting in the ice storage tank 5 exchanges heat with the ice melting plate heat exchanger 3, air-conditioning chilled water is provided for the user, meanwhile, the evaporator side of the energy tower heat pump 1 is low-temperature solution, after heat exchange through the cooling plate heat exchanger 2, air-conditioning chilled water is provided for the user, the condenser side of the energy tower heat pump 1 is cooling water, heat is radiated through the energy tower body 6, the valve IV 18 is arranged on one side of the three-way part of the water supply pipe 7 connected among the cooling plate heat exchanger 2, the ice storage plate heat exchanger 4 and the energy tower heat pump 1, the valve V19 is arranged on one side of the energy tower heat pump 1, the valve six 20 is arranged on one side of the tee joint of the energy tower body 6 and the indoor water supply pipe 7, which is connected with the tee joint of the energy tower body 6 and the indoor water return pipe 8, which is close to the indoor, the valve seven 21 is arranged on one side of the tee joint of the energy tower body 6, the energy tower body 6 and the indoor water supply pipe 7, which is connected with the tee joint of the energy tower body 6, the valve eight 22 is arranged on one side of the tee joint of the energy tower heat pump 1, the energy tower body 6 and the indoor water return pipe 8, which is connected with the tee joint of the energy tower body 6, which is close to the energy tower body 6, when the energy tower heat pump 1 stores ice in summer, the valve three 17, the valve four 18, the valve seven 21 and the valve eight 22 are opened, the rest control components are closed, the evaporator side of the energy tower heat pump 1 is low-temperature solution, after exchanging heat by the ice storage plate 4, the glycol solution on the secondary side of the ice storage plate 4 reaches the ice storage temperature, and enters the ice storage pool 5, the condenser side of the energy tower heat pump 1 is cooling water, heat is dissipated through the energy tower body 6, a valve nine 23 is arranged at a tee joint of a water return pipe 8 connected among the energy tower heat pump 1, the ice storage plate 4 and the energy tower body 6 and is close to one side of the energy tower body 6, a valve ten 24 is arranged at a tee joint of a water supply pipe 7 connected among the energy tower heat pump 1, the ice storage plate 4 and the energy tower body 6 and is close to one side of the energy tower body 6, when the energy tower heat pump 1 supplies heat in winter, a valve five 19, a valve six 20, a valve nine 23 and a valve ten 24 are opened, a residual control component is closed, the evaporator side of the energy tower heat pump 1 is a solution with the freezing point lower than 0 ℃, heat in air is absorbed through the energy tower, the condenser side of the energy tower heat pump 1 provides air-conditioning hot water for users, the control component is an electric valve and is electrically connected with an external controller, the evaporator side of the energy tower heat pump 1 is a low-temperature solution, the cooling side of the energy tower heat pump 1 is cooling water, the energy tower heat pump 1 stores ice in summer and supplies heat in winter, the evaporating side is always a solution with the freezing point lower than 0 ℃, compared with the conventional energy tower heat pump 1 system, the replacement of the solution and water at the evaporating side under the working condition of winter and summer is omitted, the operation and maintenance cost is saved, when the ice storage tank 5 is independently used for cooling in summer, the control component is closed, low-temperature cold water after ice melting in the ice storage tank 5 exchanges heat with the ice melting plate 3, air-conditioning chilled water is provided for users, the control component is used for controlling, various operation working conditions are provided, the system operation is flexible and reliable, the advantages of ice storage and the energy tower system are integrated, the peak clipping and valley filling of the ice storage system are utilized, the problem of peak electricity shortage of electricity in summer in China is solved, the ice storage system of a conventional water chilling unit is solved, the problem of no heat source in winter is solved by utilizing the energy tower heat pump 1, and the energy tower heat pump 1 has higher efficiency, energy conservation and environmental protection.
Working principle: the system can realize the working conditions of heat supply of the energy source tower heat pump 1 in winter, ice accumulation of the energy source tower heat pump 1 in summer, independent cold supply of the ice accumulation tank 5 in summer, combined cold supply of the energy source tower heat pump 1 in summer and the ice accumulation tank 5, and the like, when the energy source tower heat pump 1 in winter supplies heat, the valve five 19, the valve six 20, the valve nine 23 and the valve ten 24 are opened, the residual control component is closed, the evaporator side of the energy source tower heat pump 1 is a solution with the freezing point lower than 0 ℃, the heat in the air is absorbed through the energy source tower, the condenser side of the energy source tower heat pump 1 provides air-conditioning hot water for a user, when the energy source tower heat pump 1 in summer accumulates ice, the valve three 17, the valve four 18, the valve seven 21 and the valve eight 22 are opened, the residual control component is closed, the evaporator side of the energy source tower heat pump 1 is a low-temperature solution, after heat exchange of the ice storage plate 4, the glycol solution on the secondary side of the ice storage plate is made to reach the ice storage temperature, the condenser side of the energy tower heat pump 1 is cooling water, heat is dissipated through the energy tower body 6, when the energy tower heat pump 1 singly cools in summer, the valve I15, the valve II 16, the valve seven 21 and the valve eight 22 are opened, the rest control components are closed, the evaporator side of the energy tower heat pump 1 is low-temperature solution, after heat exchange by the cooling plate 2, air-conditioning chilled water is provided for users, the condenser side of the energy tower heat pump 1 is cooling water, heat dissipation is carried out through the energy tower body 6, when the ice storage tank 5 singly cools in summer, the control components are closed, the low-temperature chilled water after ice melting in the ice storage tank 5 exchanges heat with the ice melting plate 3, air-conditioning chilled water is provided for users, when the energy tower heat pump 1 and the ice storage tank 5 jointly cool in summer, the valve I15, the valve II 16, the valve seven 21 and the valve eight 22 are opened, the rest control components are closed, the low-temperature chilled water after ice melting in the ice storage tank 5 exchanges heat with the ice melting plate 3, the system has the advantages that chilled water of an air conditioner is provided for a user, meanwhile, the evaporator side of the energy tower heat pump 1 is low-temperature solution, after heat exchange is carried out through the cooling plate 2, the chilled water of the air conditioner is provided for the user, the condenser side of the energy tower heat pump 1 is cooling water, heat dissipation is carried out through the energy tower body 6, multiple operation conditions are provided, the system is flexible and reliable in operation, the advantages of an ice storage and energy tower system are integrated, the peak clipping and valley filling of the ice storage system are utilized, the problem of insufficient electricity peak power in summer in China is relieved, the energy tower heat pump 1 participates in ice storage, the problem of a conventional water chilling unit ice storage system in winter is solved, the heat supply of the energy tower heat pump 1 has higher efficiency, energy is saved, environmental protection is achieved, in addition, the ice storage and the heat supply in summer in winter are carried out, the evaporating side is always the solution with the freezing point lower than 0 ℃, compared with the conventional energy tower heat pump 1 system, the replacement of the solution and water on the evaporating side in winter and summer working condition is omitted, and the operation cost is saved.
Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present utility model, and although the present utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present utility model.
Claims (5)
1. The utility model provides a cold supply heating system that energy tower and ice cold-storage are compound to be used, includes the platform, its characterized in that: the novel ice-making device is characterized in that an energy tower heat pump (1), a cold supply plate exchanger (2), an ice melting plate exchanger (3), an ice storage plate exchanger (4), an ice storage tank (5) and an energy tower body (6) are arranged on the upper portion of the platform, the input ends of the energy tower heat pump (1), the cold supply plate exchanger (2), the ice melting plate exchanger (3), the ice storage plate exchanger (4), the ice storage tank (5) and the energy tower body (6) are connected through a water supply pipe (7), the energy tower heat pump (1), the cold supply plate exchanger (2), the ice melting plate exchanger (3), the ice storage plate exchanger (4), the ice storage tank (5) and the output end of the energy tower body (6) are connected through a water return pipe (8), a power assembly is arranged in the middle of the water return pipe (8), and a control assembly is arranged in the middle of the water supply pipe (7) and the water return pipe (8).
The power assembly comprises a solution pump (9), a first water pump (10), a second water pump (11), a glycol pump (12), a third water pump (13) and a fourth water pump (14), wherein the input end of the solution pump (9) is communicated with the ice-melting plate exchanger (4) through a water return pipe (8), the output end of the solution pump (9) is connected with the energy source heat pump (1) through the water return pipe (8), the input end of the first water pump (10) is connected with the room through the water return pipe (8) and the cold-supply plate exchanger (2), the input end of the second water pump (11) is connected with the room through the water return pipe (8), the input end of the second water pump (11) is connected with the ice-melting plate exchanger (3) through the water return pipe (8), the output end of the glycol pump (12) is connected with the ice-storage tank (5) through the water return pipe (8), the output end of the glycol pump (12) is connected with the ice-storage plate exchanger (4) through the water return pipe (8), the output end of the third water pump (11) is connected with the ice-melting plate exchanger (3) through the water return pipe (8) and the water return pipe (6), the output end of the water pump IV (14) is connected with the energy tower heat pump (1) through a water return pipe (8).
2. The cooling and heating system for combined application of an energy tower and ice storage according to claim 1, wherein: the control assembly comprises a valve I (15), a valve II (16), a valve III (17), a valve IV (18), a valve V (19), a valve VI (20), a valve V (21), a valve V (22), a valve V (23) and a valve V (24), wherein the valve I (15) is arranged on one side of a water return pipe (8) tee joint connected between the cold supply plate exchange (2), the ice storage plate exchange (4) and the energy tower heat pump (1) and is close to the cold supply plate exchange (2), the valve III (17) is arranged on one side of a water return pipe (8) tee joint connected between the cold supply plate exchange (2), the ice storage plate exchange (4) and the energy tower heat pump (1) and is close to the ice storage plate exchange (4), the valve II (16) is arranged on one side of a water supply pipe (7) tee joint connected between the cold supply plate exchange (2), the ice storage plate exchange (4) and the energy tower heat pump (1) and is close to the cold supply plate exchange (2), and the valve IV (18) is arranged on one side of the heat pump (7) connected between the cold supply plate exchange (2), the ice storage plate exchange (4) and the energy tower heat pump (1) and the heat pump (1) and is close to the energy tower heat pump (1) The energy tower comprises an energy tower body (6) and an indoor connected water supply pipe (7) tee joint, wherein a valve six (20) is arranged on one side of the energy tower heat pump (1), the energy tower body (6) and the indoor connected water return pipe (8) tee joint, the valve seven (21) is arranged on one side of the energy tower heat pump (1), the energy tower body (6) and the indoor connected water supply pipe (7) tee joint, a valve eight (22) is arranged on one side of the energy tower heat pump (1), the energy tower body (6) and the indoor connected water return pipe (8) tee joint, the valve nine (23) is arranged on one side of the energy tower heat pump (1), the water return pipe (8) tee joint connected between the ice storage plate (4) and the energy tower body (6) and the valve ten (24) is arranged on one side of the energy tower heat pump (1), the ice storage plate (4) and the energy tower body (6) connected with the water supply pipe (7) tee joint.
3. The cooling and heating system for combined application of an energy tower and ice storage according to claim 1, wherein: the control components are all electric valves and are electrically connected with an external controller.
4. The cooling and heating system for combined application of an energy tower and ice storage according to claim 1, wherein: the evaporator side of the energy source tower heat pump (1) is low-temperature solution.
5. The cooling and heating system for combined application of an energy tower and ice storage according to claim 1, wherein: the cooling side of the energy tower heat pump (1) is cooling water.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223312100.7U CN218993563U (en) | 2022-12-09 | 2022-12-09 | Cold supply and heat supply system for combined application of energy tower and ice cold accumulation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223312100.7U CN218993563U (en) | 2022-12-09 | 2022-12-09 | Cold supply and heat supply system for combined application of energy tower and ice cold accumulation |
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| Publication Number | Publication Date |
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| CN218993563U true CN218993563U (en) | 2023-05-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223312100.7U Active CN218993563U (en) | 2022-12-09 | 2022-12-09 | Cold supply and heat supply system for combined application of energy tower and ice cold accumulation |
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| Country | Link |
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| CN (1) | CN218993563U (en) |
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- 2022-12-09 CN CN202223312100.7U patent/CN218993563U/en active Active
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