CN218972964U

CN218972964U - Regional cooling system for accumulating cold by using fire-fighting water tank of user

Info

Publication number: CN218972964U
Application number: CN202223271782.1U
Authority: CN
Inventors: 吴明训; 孙群力; 侯震林; 王娓娜; 李海波; 黄飞强; 郑浩; 张志鹏
Original assignee: Guodian Investment Lingshui Smart Energy Co ltd
Current assignee: Guodian Investment Lingshui Smart Energy Co ltd
Priority date: 2022-12-07
Filing date: 2022-12-07
Publication date: 2023-05-05
Anticipated expiration: 2032-12-07

Abstract

The utility model relates to the technical field of regional cooling systems, and discloses a regional cooling system for accumulating cold by using a fire-fighting water tank of a user. According to the utility model, through reasonable design of the whole system, the energy station provides chilled water, and the user fire water pool is utilized to store cold, so that the building area of the energy station is greatly reduced, and the whole initial investment of the regional cooling system is reduced.

Description

Regional cooling system for accumulating cold by using fire-fighting water tank of user

Technical Field

The utility model relates to the technical field of regional cooling systems, in particular to a regional cooling system for accumulating cold by using a fire water tank of a user.

Background

The regional cooling system is combined with the water cold accumulation technology, so that the peak-valley electricity price difference can be fully utilized, cold accumulation is carried out in the valley electricity period, and cold release peak regulation is carried out in the daytime peak-use cold period, thereby not only reducing the installed capacity of a main machine and balancing the power load, but also reducing the energy consumption cost.

However, because the energy storage density of water is low, only the sensible heat of water can be stored, so the occupied area of the cold storage water tank is large, especially for a large-scale regional cold supply system, the energy station area is too large, the initial investment is increased, in addition, a fire-fighting water tank is generally built in a user building, because accumulated water does not flow, aquatic organisms are easy to breed, the fire-fighting water tank which is idle at ordinary times is used for the water cold storage system, the energy station investment and the space can be saved, and the low-temperature running water is not easy to spoil, so that the fire-fighting is more facilitated.

Disclosure of Invention

The utility model aims to solve the defects in the prior art, and provides a regional cooling system for accumulating cold by using a fire-fighting pool of a user.

In order to achieve the above purpose, the present utility model adopts the following technical scheme: the utility model provides an utilize regional cooling system of user's fire-fighting pond cold-storage, includes the cooling water set, the right side of cooling water set links to each other through the pipeline with the cooling plate exchange, the right side of cooling plate exchange links to each other through the pipeline with releasing the cooling plate exchange, the left side of releasing the cooling plate exchange links to each other through the pipeline with the fire-fighting pond, be provided with water pump one, water pump two and motorised valve one on the pipeline that cooling water set and cooling plate exchange link to each other respectively, cooling plate exchange is provided with motorised valve two and motorised valve three on the pipeline that links to each other with releasing the cooling plate exchange, be provided with motorised valve four on the pipeline that cooling plate exchange links to each other with the fire-fighting pond, be provided with water pump three and water pump four on the pipeline that fire-fighting pond and cooling water set link to each other.

As a further description of the above technical solution:

the water chilling unit and the water pump I are positioned in the centralized energy station, the cold supply plate exchange, the cold release plate exchange, the fire water pool, the water pump I, the water pump II, the water pump III, the water pump IV, the electric valve I, the electric valve II, the electric valve III and the electric valve IV are all positioned in the user building, and the energy station is connected with the user building through a cold supply pipeline.

As a further description of the above technical solution:

the fire-fighting water pool provides chilled water for cold accumulation through the water chilling unit.

As a further description of the above technical solution:

and the water chilling unit provides chilled water to the tail end of the user air conditioner for refrigeration after heat exchange through the cooling plate.

As a further description of the above technical solution:

and after the heat exchange of the fire water pool through the cooling release plate, cooling the fire water pool to the tail end of the user air conditioner.

As a further description of the above technical solution:

and after the heat exchange of the cooling plate and the heat exchange of the releasing plate, the water chilling unit and the fire water pool are used for refrigerating at the tail end of the user air conditioner.

As a further description of the above technical solution:

a plurality of fire-fighting water tanks can be connected with the energy station pipeline at the same time.

The utility model has the following beneficial effects:

1. according to the utility model, through reasonable design of the whole system, the energy station provides chilled water, and the user fire water pool is utilized to store cold, so that the building area of the energy station is greatly reduced, the whole initial investment of the regional cooling system is reduced, and the cost is reduced.

2. According to the utility model, the system is reasonable in design, so that the water quality of the fire-fighting pool of the user is not easy to spoil, the fire-fighting pool is more beneficial to fire-fighting use, and the system has higher economic and social benefits.

Drawings

Fig. 1 is a schematic flow chart of a regional cooling system for cooling by using a fire water pool for users according to the present utility model.

Legend description:

1. a water chiller; 2. exchanging the cooling plate; 3. changing a cooling plate; 4. a fire-fighting water tank; 5. a first water pump; 6. a second water pump; 7. a water pump III; 8. a water pump IV; 9. an electric valve I; 10. an electric valve II; 11. an electric valve III; 12. and a fourth electric valve.

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 the drawings, in a first embodiment of the present utility model: the utility model provides an utilize regional cooling system of user's fire-fighting pond cold-storage, includes the cooling water set, the right side of cooling water set links to each other through the pipeline with the cooling plate exchange, the right side of cooling plate exchange links to each other through the pipeline with releasing the cooling plate exchange, the left side of releasing the cooling plate exchange links to each other through the pipeline with the fire-fighting pond, be provided with water pump one, water pump two and motorised valve one on the pipeline that cooling water set and cooling plate exchange link to each other respectively, be provided with motorised valve two and motorised valve three on the pipeline that cooling plate exchange links to each other with releasing the cooling plate exchange, be provided with motorised valve four on the pipeline that cooling plate exchange links to each other with the fire-fighting pond, be provided with water pump three and water pump four on the pipeline that cooling plate exchange links to each other, cooling water set 1, water pump one 5 are located concentrated energy station, and cooling plate exchange 2, releasing the cooling plate exchange 3, fire-fighting pond 4, water pump one 5, water pump two 6, water pump three 7, water pump four 8, motorised valve 9, motorised valve two 10, motorised valve three 11 and motorised valve four 12 all are located the user's building, can reach the cold-storage effect of a plurality of user's energy source stations through the pipeline connection with the fire-fighting pond, can reach the joint effect of the fire-fighting pond of a plurality of user's cold-fighting pond through the pipeline connection.

Referring to fig. 1, a second embodiment of the present utility model is provided: the fire-fighting water tank 4 stores cold by providing chilled water through the water chilling unit 1, the fire-fighting water tank 4 stores cold when the electricity price is low at night, the first electric valve 9 and the second electric valve 10 are closed, the third electric valve 11 and the fourth electric valve 12 are opened, the water chilling unit 1 in the energy station provides chilled water, and the chilled water enters the fire-fighting water tank 4 for storing cold for users.

Referring to fig. 1, the present utility model provides a third embodiment: when the energy station directly supplies cold, the first electric valve 9 and the second electric valve 10 are opened, the third electric valve 11 and the fourth electric valve 12 are closed, and the water chilling unit 1 supplies chilled water to cool the tail end of the user air conditioner after exchanging heat through the cooling plate 2.

Referring to fig. 1, the present utility model provides a fourth embodiment: when the fire water tank 4 is independently cooled, the first electric valve 9, the second electric valve 10, the third electric valve 11 and the fourth electric valve 12 are all closed, and chilled water in the water tank exchanges heat through the cooling release plate 3 and then cools to the tail end of the user air conditioner.

Referring to fig. 1, the present utility model provides a fourth embodiment: when the energy station and the fire water tank 4 are combined for cooling, the water chilling unit 1 and the fire water tank 4 exchange heat through the cooling plate exchange 2 and the cooling plate exchange 3 respectively, and then cool to the tail end of the user air conditioner.

Working principle: when in use, the system can realize night cold accumulation and daytime cold supply through the water chilling unit 1, the cold supply plate 2, the cold release plate 3, the fire water tank 4, the water pump I5, the water pump II 6, the water pump III 7, the water pump IV 8, the electric valve I9, the electric valve II 10, the electric valve III 11 and the electric valve IV 12, the cold supply mode comprises the working conditions of direct cold supply of an energy station, independent cold supply of the fire water tank 4, combined cold supply of the energy station and the fire water tank 4 and the like, the energy station is connected with a user building through a cold supply pipeline, the fire water tank 4 provides chilled water through the water chilling unit 1 for cold accumulation, the fire water tank 4 stores cold when the electricity price is low at night, the electric valve I9 and the electric valve II 10 are closed, the electric valve III 11 and the electric valve IV 12 are opened, the water chiller 1 in the energy station provides chilled water, the chilled water enters the fire water tank 4 of a user to store cold, when the energy station directly supplies cold, the electric valve I9 and the electric valve II 10 are opened, the electric valve III 11 and the electric valve IV 12 are closed, the water chiller 1 provides chilled water to cool to the tail end of the air conditioner of the user after exchanging heat through the cooling plate 2, and when the fire water tank 4 supplies cold independently, the electric valve I9, the electric valve II 10, the electric valve III 11 and the electric valve IV 12 are closed, the chilled water in the water tank cools to the tail end of the air conditioner of the user after exchanging heat through the cooling plate 3, and when the energy station and the fire water tank 4 supply cold in a combined way, the water chiller 1 and the fire water tank 4 cool to the tail end of the air conditioner of the user simultaneously after exchanging heat through the cooling plate 2 and the cooling plate 3.

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

1. The utility model provides an utilize regional cooling system of user's fire pool cold-storage, includes cooling water set (1), its characterized in that: the water chilling unit is characterized in that the right side of the water chilling unit (1) is connected with the cold supply plate exchanger (2) through a pipeline, the right side of the cold supply plate exchanger (2) is connected with the cold release plate exchanger (3) through a pipeline, the left side of the cold release plate exchanger (3) is connected with the fire-fighting water tank (4) through a pipeline, the first water pump (5), the second water pump (6) and the first electric valve (9) are respectively arranged on the pipeline connected with the cold supply plate exchanger (1), the second electric valve (10) and the third electric valve (11) are arranged on the pipeline connected with the cold release plate exchanger (2) and the fire-fighting water tank (4), and the third electric valve (7) and the fourth water pump (8) are arranged on the pipeline connected with the fire-fighting water tank (4) and the cold water chilling unit (1).

2. A regional cooling system utilizing a consumer fire pool to cool as defined in claim 1, wherein: the water chilling unit (1) and the water pump I (5) are positioned in the concentrated energy station, the cold supply plate exchanger (2), the cold release plate exchanger (3), the fire water pond (4), the water pump I (5), the water pump II (6), the water pump III (7), the water pump IV (8), the electric valve I (9), the electric valve II (10), the electric valve III (11) and the electric valve IV (12) are all positioned in the user building, and the energy station is connected with the user building through a cold supply pipeline.

3. A regional cooling system utilizing a consumer fire pool to cool as defined in claim 1, wherein: the fire-fighting water tank (4) provides chilled water for cold accumulation through the water chilling unit (1).

4. A regional cooling system utilizing a consumer fire pool to cool as defined in claim 1, wherein: the water chilling unit (1) provides chilled water to the tail end of the user air conditioner for refrigeration after heat exchange through the cooling plate exchanger (2).

5. A regional cooling system utilizing a consumer fire pool to cool as defined in claim 1, wherein: and the fire-fighting water tank (4) exchanges heat through the cooling releasing plate exchanger (3) and then cools to the tail end of the user air conditioner.

6. A regional cooling system utilizing a consumer fire pool to cool as defined in claim 1, wherein: the water chiller (1) and the fire water pool (4) exchange heat through the cooling plate exchanger (2) and the cooling plate exchanger (3) respectively, and then cool to the tail end of the user air conditioner.

7. A regional cooling system utilizing a consumer fire pool to cool as defined in claim 1, wherein: a plurality of fire-fighting water tanks (4) can be simultaneously connected with the energy station pipeline.