CN210241840U - Central air-conditioning system using cooling tower for energy saving - Google Patents
Central air-conditioning system using cooling tower for energy saving Download PDFInfo
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- CN210241840U CN210241840U CN201920795908.4U CN201920795908U CN210241840U CN 210241840 U CN210241840 U CN 210241840U CN 201920795908 U CN201920795908 U CN 201920795908U CN 210241840 U CN210241840 U CN 210241840U
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Abstract
The utility model relates to the technical field of energy conservation and energy utilization, in particular to a central air conditioning system utilizing cooling tower to save energy, which comprises an evaporator, a condenser, a cooling tower, an indoor air conditioning system, a chilled water pump, a cooling water pump and a heat exchanger, wherein a primary inlet and outlet of the cooling tower are respectively connected with a cooling water inlet and outlet of the condenser, and a secondary inlet and outlet of the cooling tower are connected with a chilled water return water and a water supply pipeline by adding pipelines, the utility model mainly comprises that a main pipeline of chilled water of the central air conditioner is connected with a cooling water pipe of a tee joint system, industrial enterprises and data centers need refrigeration in transition seasons, particularly winter, a refrigeration host can be omitted, only the chilled water needs to be switched to the cooling tower, and the purposes of temperature reduction are achieved by the cold water cooling pipeline of the cooling tower and the cold-air cold heat exchange of the outdoor air, and then, thus greatly saving energy consumption.
Description
Technical Field
The utility model relates to an energy-conserving and energy utilization technical field, concretely relates to utilize central air conditioning system of cooling tower energy-conservation.
Background
The traditional central air conditioner is used for refrigerating in summer and heating in winter, but in many industrial enterprises, particularly data centers in the current big data times, the whole year refrigeration is often needed, the conventional method is to open the central air conditioner all the year round to realize the refrigeration, so as to meet the requirements of industrial enterprise process products or databases, the power consumed by opening the central air conditioner all the year round is self-evident, in fact, in a proper low-temperature period in winter, a natural free cold source can be completely utilized to perform auxiliary refrigeration, so that the energy consumption of the central air conditioner is reduced, the refrigeration in winter is realized to save the energy consumption of the central air conditioner, the cooling is mainly provided for the tail end of the air conditioner by combining cooling water in a cooling tower and a heat exchanger, and the pipeline design.
SUMMERY OF THE UTILITY MODEL
For solving the problem that exists among the prior art, the utility model provides an utilize central air conditioning system of cooling tower energy-conservation.
The utility model discloses a following technical scheme realizes:
a central air conditioning system using a cooling tower to save energy,
the system comprises an evaporator, a condenser, a cooling tower, an indoor air conditioning system, a chilled water pump, a cooling water pump and a heat exchanger;
the primary water inlet of the cooling tower is connected with the cooling water outlet of the condenser;
the primary water outlet of the cooling tower is connected with the cooling water inlet of the condenser;
the secondary water inlet of the cooling tower is connected with a chilled water return pipeline through an additional pipeline A, and a connection point of the additional pipeline A and the chilled water return pipeline is arranged on a pipeline between the chilled water pump and the chilled water return valve;
the secondary water outlet of the cooling tower is connected with the water inlet of the heat exchanger;
the water outlet of the heat exchanger is connected with a chilled water supply pipe through an additional pipeline B, and a connection point of the additional pipeline B and the chilled water supply pipe is arranged on a pipeline behind a chilled water return valve;
a pipeline C is additionally arranged, so that the chilled water return pipeline is connected with a water inlet of the condenser, and a connecting point of the pipeline C and the chilled water return pipeline is arranged on a pipeline between the chilled water pump and the chilled water return valve;
add pipeline D, make the refrigerated water supply pipe way link to each other with the condenser delivery port, add the tie point setting on pipeline D and the refrigerated water supply pipe way and be located the pipeline behind the refrigerated water return valve.
Further preferably, a cooling water cooling pipeline and a chilled water cooling pipeline are arranged on the outer side of the cooling tower body, the cooling water cooling pipeline and the chilled water cooling pipeline encircle the outer side of the cooling tower body, a water inlet of the cooling water cooling pipeline serves as a primary water inlet of the cooling tower, a water outlet of the cooling water cooling pipeline serves as a primary water outlet of the cooling tower, a water inlet of the chilled water cooling pipeline serves as a secondary water inlet of the cooling tower, and a water outlet of the chilled water cooling pipeline serves as a secondary water outlet of the cooling tower.
The utility model has the advantages that the utility model is mainly characterized in that the main pipeline of the chilled water of the central air conditioner is connected with the cooling water pipe of the tee joint to the system, the industrial enterprise and the data center need refrigeration in the transition season, especially in winter, the refrigeration host can be switched to the cooling tower without opening, the chilled water is only needed to be switched to the cooling tower, the purpose of cooling is achieved through the chilled water cooling pipeline of the cooling tower and the outdoor cold air cold heat exchange, and then the indoor heat is absorbed through the evaporation of the heat exchanger, thereby realizing the purpose of cooling, thus greatly saving the energy consumption, the utility model has simple system transformation, only a small amount of pipelines and parts are needed to be added in the original air conditioning system, the original equipment is not needed to be transformed, the utilization rate of the cooling tower is improved, the cooling tower is changed from the original cooling effect in summer into the same cooling effect in winter, in, the cooling water is directly introduced into the cooling water cooling pipeline to exchange heat with the outside air to realize cooling, so that the energy consumption is further saved.
Drawings
Fig. 1 is a schematic structural view of embodiment 1 of the present invention;
FIG. 2 is a schematic structural view of a cooling tower in embodiment 1 of the present invention;
description of reference numerals: 1: evaporator, 2: condenser, 3: cooling tower, 4: heat exchanger, 5: indoor air conditioning system, 6: cooling water pump, 7: chilled water pump, 8: cooling water inlet, 9: chilled water inlet, 10: a chilled water outlet and a cooling water outlet 11.
Detailed Description
The present invention is further described in conjunction with the following embodiments, which are only a part of the embodiments of the present invention, but not all embodiments, and other embodiments obtained by those skilled in the art without creative efforts based on the embodiments of the present invention all belong to the protection scope of the present invention.
As shown in fig. 1, a central air conditioning system using cooling tower for energy saving,
comprises an evaporator 1, a condenser 2, a cooling tower 3, an indoor air conditioning system 5, a chilled water pump 7, a cooling water pump 6 and a heat exchanger 4, wherein a cooling water cooling pipeline and a chilled water cooling pipeline are arranged on the outer side of a cooling tower body and surround the outer side of the cooling tower body, a cooling water inlet 8 is connected with a cooling water outlet of the condenser 2, a cooling water outlet 11 is connected with a cooling water inlet of the condenser 2, a chilled water inlet 9 is connected with a chilled water return pipeline through an additional pipeline A, a connecting point of the additional pipeline A and the chilled water return pipeline is arranged on a pipeline between the chilled water pump 7 and a chilled water return valve G, a cooling water outlet of the cooling tower 3 is connected with a water inlet of the heat exchanger 4, a water outlet of the heat exchanger 4 is connected with a chilled water supply pipe through an additional pipeline B, a connecting point of the additional pipeline B and the chilled water supply pipeline is arranged on a pipeline behind, add pipeline C, make the refrigerated water return water pipeline be connected with 2 water inlets of condenser, add pipeline C and the tie point setting on the refrigerated water return water pipeline on being located the pipeline between refrigerated water pump 7 and the refrigerated water return valve G, add pipeline D, make the refrigerated water supply pipe link to each other with 4 delivery ports of condenser, add the tie point setting on pipeline D and the refrigerated water supply pipe pipeline on being located the pipeline behind refrigerated water return valve H.
The utility model discloses utilize the central air conditioning system of cooling tower energy-conservation, utilize the nature cold source cooling refrigerated water in winter, adopt conventional refrigeration mode summer, specifically, when winter temperature is lower, close return valve F, G, H, I, open return valve E, B, utilize cooling tower 3 to provide cold volume to indoor air conditioning system 5 through heat exchanger 4; in normal refrigeration in summer, the valve G, H, F, I is opened to provide cold energy to the indoor air conditioning system via the evaporator 1 and the condenser 2.
The above embodiments are only the technical conception and the characteristics of the present invention, and the protection scope of the present invention cannot be limited thereby, and all equivalent changes or decorations made according to the spirit of the present invention should be covered within the protection scope of the present invention.
Claims (2)
1. A central air-conditioning system using cooling tower to save energy comprises an evaporator, a condenser, a cooling tower, an indoor air-conditioning system, a freezing water pump, a cooling water pump and a heat exchanger, wherein a first-level water inlet of the cooling tower is connected with a cooling water outlet of the condenser, a first-level water outlet of the cooling tower is connected with a cooling water inlet of the condenser, a water inlet of the condenser is connected with a freezing water return pipeline through an additional pipeline C, a connecting point of the additional pipeline C and the freezing water return pipeline is arranged on a pipeline between the freezing water pump and the freezing water return valve, a water outlet of the condenser is connected with a freezing water supply pipeline through an additional pipeline D, a connecting point of the additional pipeline D and the freezing water supply pipeline is arranged on a pipeline behind the freezing water return valve,
the secondary water inlet of the cooling tower is connected with the chilled water return pipeline through an additional pipeline A, a connecting point of the additional pipeline A and the chilled water return pipeline is arranged on a pipeline between the chilled water pump and the chilled water return valve, and the secondary water outlet of the cooling tower is connected with the water inlet of the heat exchanger;
the water outlet of the heat exchanger is connected with a chilled water supply pipe through an additional pipeline B, and a connection point between the additional pipeline B and the chilled water supply pipe is arranged on a pipeline behind the chilled water return valve.
2. A central air-conditioning system using cooling tower for energy saving according to claim 1,
the cooling tower body is provided with a cooling water cooling pipeline and a chilled water cooling pipeline on the outer side, the cooling water cooling pipeline and the chilled water cooling pipeline are arranged around the outer side of the cooling tower body, the water inlet of the cooling water cooling pipeline is used as a primary water inlet of the cooling tower, the water outlet of the cooling water cooling pipeline is used as a primary water outlet of the cooling tower, the water inlet of the chilled water cooling pipeline is used as a secondary water inlet of the cooling tower, and the water outlet of the chilled water cooling pipeline is used as a.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920795908.4U CN210241840U (en) | 2019-05-30 | 2019-05-30 | Central air-conditioning system using cooling tower for energy saving |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920795908.4U CN210241840U (en) | 2019-05-30 | 2019-05-30 | Central air-conditioning system using cooling tower for energy saving |
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| Publication Number | Publication Date |
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| CN210241840U true CN210241840U (en) | 2020-04-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201920795908.4U Active CN210241840U (en) | 2019-05-30 | 2019-05-30 | Central air-conditioning system using cooling tower for energy saving |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113639348A (en) * | 2021-07-30 | 2021-11-12 | 北京宝川科技有限公司 | Chilled water circulating system is introduced to central air conditioning refrigerating water system's cooling water |
-
2019
- 2019-05-30 CN CN201920795908.4U patent/CN210241840U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113639348A (en) * | 2021-07-30 | 2021-11-12 | 北京宝川科技有限公司 | Chilled water circulating system is introduced to central air conditioning refrigerating water system's cooling water |
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