CN209982958U - Indirect evaporative cooling air conditioning unit for data center - Google Patents

Indirect evaporative cooling air conditioning unit for data center Download PDF

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Publication number
CN209982958U
CN209982958U CN201822107137.3U CN201822107137U CN209982958U CN 209982958 U CN209982958 U CN 209982958U CN 201822107137 U CN201822107137 U CN 201822107137U CN 209982958 U CN209982958 U CN 209982958U
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China
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air
heat exchanger
air conditioning
conditioning unit
outdoor
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CN201822107137.3U
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Chinese (zh)
Inventor
胡永攀
周国
祁艳
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Wuxi Tianyun Data Center Technology Co Ltd
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Wuxi Tianyun Data Center Technology Co Ltd
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Abstract

The utility model discloses an indirect evaporative cooling air conditioning unit for a data center, which comprises an inner airflow channel and an outer airflow channel which are horizontally and vertically arranged, wherein the inner airflow channel structure is sequentially provided with an air return valve, an air-air heat exchanger, a chilled water coil and an indoor side blower according to the direction of indoor hot return air, the outer airflow channel is sequentially provided with an air filter, a spray pipe, a humidifying water tank, a wet film water baffle, an air-air heat exchanger and an outdoor side fan according to the direction of outdoor cold air entering, the indoor hot return air exchanges heat with the outdoor cold air in the air-air heat exchanger, the indirect evaporative cooling air conditioning unit for the data center cools the data machine room circulating hot return air through the air-air heat exchanger after the outdoor air is subjected to water spraying evaporation cooling so as to reduce the running load of a refrigerator or achieve the running state of the refrigerator which is not required to be opened completely, therefore, the refrigeration energy consumption of the data center is greatly reduced, and energy is saved.

Description

Indirect evaporative cooling air conditioning unit for data center
Technical Field
The utility model belongs to computer lab server field especially relates to an indirect evaporative cooling air conditioning unit that data center used.
Background
With the rapid development of internet technologies, the problem of energy consumption of data centers is receiving wide attention from people. A traditional data center adopts an annual refrigerator refrigeration mode to meet the refrigeration requirements of rooms such as an IT room, a power distribution room and a battery room of the data center. When a traditional machine room precision air conditioner runs, the power consumption is large, and latent heat loss exists; because of the year-round refrigeration requirement of the data center, the problem that the compressor cannot be started when the compressor is placed outdoors in cold weather in winter is solved, so that the compressor is placed in an indoor airflow environment in the precise air conditioner of the machine room, and the energy utilization efficiency of the whole refrigeration system is further reduced.
In the application number: CN201210572670.1, having an application date of 20121225, with the name: in the patent of a cooling system for a room server, a cooling system for a room server is disclosed, the room having an air inlet and an air outlet, the cooling system comprising a filter, a cooling device and a fan. The filter is used for filtering impurities in the air entering the machine room from the air inlet, and the cooling device is arranged on the downstream side of the filter. When the temperature of air outside the machine room is lower than a first preset temperature, the cooling device stops working, and air entering the machine room from the air inlet cools a server in the machine room, flows back to the air inlet and is mixed with the air entering from the air inlet. When the temperature of the air outside the machine room is higher than the first predetermined temperature and lower than the second predetermined temperature, the cooling device stops operating. The cooling device operates when the temperature of the air outside the machine room is greater than a second predetermined temperature. The cooling system of the invention utilizes natural wind to cool the servers in the machine room, thereby greatly saving energy consumption.
Disclosure of Invention
In order to solve the problem of high refrigeration energy consumption of a data center and cater to the future development of a green data center, an indirect evaporative cooling air conditioning unit for the data center is provided. The data center uses the indirect evaporative cooling air conditioning unit to adopt the indirect evaporative cooling mode, reduces the outdoor air temperature to a certain extent through spraying, and the cold air after being sprayed and cooled carries out the heat transfer through air-air heat exchanger and indoor IT room hot return air to satisfy IT room air supply temperature requirement.
The purpose of the utility model can be realized through the following technical scheme:
an indirect evaporative cooling air conditioning unit for a data center comprises an inner airflow channel and an outer airflow channel, wherein an air return valve 1, an air-air heat exchanger 4, a chilled water coil 5 and an indoor side blower 11 are sequentially arranged in the inner airflow channel according to the direction of indoor hot return air, an air filter 7, a spray pipe 8, a humidifying water tank 9, a wet film water baffle plate 10, an air-air heat exchanger 4 and an outdoor side blower 3 are sequentially arranged in the outer airflow channel according to the direction of outdoor cold air entering, heat exchange is carried out between the indoor hot return air and the outdoor cold air in the air-air heat exchanger 4, the air return valve 1 is arranged above one side of the air conditioning unit, the air-air heat exchanger 4 is arranged near the air return valve 1, the outdoor side blower 3 is arranged on one side of the air-air heat exchanger 4, the wet film water baffle plate 10 is arranged on the other side of the air-air heat exchanger 4, and the spray pipe 8 is sequentially arranged, Air cleaner 7, humidification water tank 9's water promotes to shower 8 through circulating water pump 6, near the air-air heat exchanger 4 is kept away from 1 one side of return air valve and is set up freezing water coil pipe 5, near freezing water coil pipe 5 opposite side sets up indoor side forced draught blower 11, and indoor side forced draught blower 11 opposite side is close to the air outlet setting.
Preferably, the air conditioning unit is provided with an access door 2, and the access door 2 is arranged on the side edge of the air conditioning unit.
More preferably, the access door 2 is provided in plurality.
Preferably, the humidifying water tank 9 is provided with an automatic water replenishing device.
Preferably, the number of the outdoor fans 3 is 4, and two of the 4 outdoor fans 3 are arranged in two rows.
Preferably, the indoor side air blower 11 is provided with 4, and the 4 indoor side air blowers 11 are arranged perpendicular to the top of the air conditioning unit.
Preferably, the circulating water pump 6 is arranged at the bottom of the air conditioning unit.
The utility model has the advantages that:
the utility model provides an indirect evaporative cooling air conditioning unit that data center used, after outdoor air adopted water to spray evaporation cooling, the empty heat exchanger of rethread removes cooling data computer lab circulation hot return air to reduce cold quick-witted running load or reach the running state that need not open the cold machine completely, thereby realize declining by a wide margin of data center refrigeration energy consumption, compare with the cold machine refrigeration air conditioning unit of tradition all the year and have obvious energy-conserving effect.
Drawings
FIG. 1 is a front view of an indirect evaporative cooling air conditioning unit for a data center.
FIG. 2 is a plan view of an indirect evaporative cooling air conditioning unit for a data center.
Detailed Description
The technical scheme of the utility model is further described with the attached drawings:
an indirect evaporative cooling air conditioning unit for a data center comprises an inner airflow channel and an outer airflow channel, wherein an air return valve 1, an air-air heat exchanger 4, a chilled water coil 5 and an indoor side blower 11 are sequentially arranged in the inner airflow channel according to the direction of indoor hot return air, an air filter 7, a spray pipe 8, a humidifying water tank 9, a wet film water baffle plate 10, an air-air heat exchanger 4 and an outdoor side blower 3 are sequentially arranged in the outer airflow channel according to the direction of outdoor cold air entering, heat exchange is carried out between the indoor hot return air and the outdoor cold air in the air-air heat exchanger 4, the air return valve 1 is arranged above one side of the air conditioning unit, the air-air heat exchanger 4 is arranged near the air return valve 1, the outdoor side blower 3 is arranged on one side of the air-air heat exchanger 4, the wet film water baffle plate 10 is arranged on the other side of the air-air heat exchanger 4, and the spray pipe 8 is sequentially arranged, Air cleaner 7, humidification water tank 9's water promotes to shower 8 through circulating water pump 6, near the air-air heat exchanger 4 is kept away from 1 one side of return air valve and is set up freezing water coil pipe 5, near freezing water coil pipe 5 opposite side sets up indoor side forced draught blower 11, and indoor side forced draught blower 11 opposite side is close to the air outlet setting.
In this embodiment, preferably, the air conditioning unit is provided with an access door 2, and the access door 2 is arranged on the side of the air conditioning unit.
In this embodiment, it is preferable that a plurality of the access doors 2 are provided.
In this embodiment, it is preferable that the humidifying water tank 9 is provided with an automatic water replenishing device.
In this embodiment, preferably, the number of the outdoor fans 3 is 4, and two rows of the 4 outdoor fans 3 are arranged in two rows.
In this embodiment, preferably, the indoor air blowers 11 are arranged in 4 numbers, and the 4 indoor air blowers 11 are arranged perpendicular to the top of the air conditioning unit.
In this embodiment, preferably, the water circulating pump 6 is disposed at the bottom of the air conditioning unit.
Combine attached figure 1, 2 right the utility model discloses it is further explained, data center is with indirect evaporative cooling air conditioning unit comprises inside and outside two airflow channel that the level was arranged perpendicularly, and interior airflow channel structure is: the unit shell is internally provided with an air return valve 1, a circulating water pump 6, an air-air heat exchanger 4, a chilled water coil 5 and an indoor side blower 11 in sequence according to the incoming direction of the IT hot return air; the structure of the outer air flow channel is as follows: an air filter 7, a spray pipe 8, a humidifying water tank 9, a wet film water baffle 10, an air-air heat exchanger 4 and an outdoor side fan 3 are sequentially arranged according to the entering direction of outdoor cold air.
Hot return air of the machine room data center enters an inner airflow channel of the indirect evaporative cooling air conditioning unit through the return air valve 1, exchanges heat with outdoor cold air in the air-air heat exchanger 4, and is sent into the machine room data center by the indoor air feeder 11 through the cold frozen water coil 5 to complete air circulation in the machine room.
Outdoor cold air is sucked into the outer airflow channel by the outdoor fan 3, water in the humidifying water tank 9 is lifted to the spraying pipe 8 by the circulating water pump 6 for spraying by adopting a water spraying cooling method, and the further cooled outdoor cold air exchanges heat with hot return air of the machine room through the air-air heat exchanger 4 to take away heat of equipment in the machine room and is discharged to the atmosphere. The shower water which is not absorbed by the outdoor air is gathered into the humidifying water tank 9 again through the action of gravity so as to realize the cyclic utilization of the shower water, and the humidifying water tank 9 is provided with an automatic water replenishing device.
Finally, it should be noted that: the above embodiments are only used for illustrating but not limiting the technical solutions of the present invention, and although the present invention is described in detail with reference to the above embodiments, those of ordinary skill in the art should understand that: modifications and equivalents may be made thereto without departing from the spirit and scope of the invention, and the appended claims are intended to cover such modifications and equivalents as fall within the spirit and scope of the invention.

Claims (7)

1. An indirect evaporative cooling air conditioning unit for a data center comprises an inner airflow channel and an outer airflow channel, wherein an air return valve (1), an air-air heat exchanger (4), a chilled water coil (5) and an indoor side blower (11) are sequentially arranged in the inner airflow channel according to the direction of indoor hot return air, an air filter (7), a spray pipe (8), a humidifying water tank (9), a wet film water baffle plate (10), the air-air heat exchanger (4) and an outdoor side fan (3) are sequentially arranged in the outer airflow channel according to the direction of outdoor cold air, heat exchange is carried out between the indoor hot return air and the outdoor cold air in the air-air heat exchanger (4), the air return valve (1) is arranged above one side of the air conditioning unit, the air-air heat exchanger (4) is arranged near the air return valve (1), the outdoor side fan (3) is arranged on one side of the air-air heat exchanger (4), the opposite side sets up wet film breakwater (10), and what empty-empty heat exchanger (4) were kept away from in wet film breakwater (10) sets gradually shower (8), air cleaner (7), humidification water tank (9), the water of humidification water tank (9) promotes to shower (8) through circulating water pump (6), empty-empty heat exchanger (4) are kept away from near return air valve (1) one side and are set up freezing water coil pipe (5), and near freezing water coil pipe (5) opposite side sets up indoor side forced draught blower (11), and indoor side forced draught blower (11) opposite side is close to the air outlet setting.
2. An air conditioning assembly as set forth in claim 1 wherein: the air conditioning unit is provided with an access door (2), and the access door (2) is arranged on the side edge of the air conditioning unit.
3. An air conditioning assembly as set forth in claim 2 wherein: the access door (2) is provided with a plurality of doors.
4. An air conditioning assembly as set forth in claim 1 wherein: the humidifying water tank (9) is provided with an automatic water replenishing device.
5. An air conditioning assembly as set forth in claim 1 wherein: the outdoor fans (3) are arranged in 4, and two outdoor fans (3) are arranged in two rows.
6. An air conditioning assembly as set forth in claim 1 wherein: the indoor side air blower (11) is provided with 4, and the 4 indoor side air blowers (11) are perpendicular to the top of the air conditioning unit.
7. An air conditioning assembly as set forth in claim 1 wherein: and the circulating water pump (6) is arranged at the bottom of the air conditioning unit.
CN201822107137.3U 2018-12-16 2018-12-16 Indirect evaporative cooling air conditioning unit for data center Active CN209982958U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201822107137.3U CN209982958U (en) 2018-12-16 2018-12-16 Indirect evaporative cooling air conditioning unit for data center

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201822107137.3U CN209982958U (en) 2018-12-16 2018-12-16 Indirect evaporative cooling air conditioning unit for data center

Publications (1)

Publication Number Publication Date
CN209982958U true CN209982958U (en) 2020-01-21

Family

ID=69250455

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201822107137.3U Active CN209982958U (en) 2018-12-16 2018-12-16 Indirect evaporative cooling air conditioning unit for data center

Country Status (1)

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CN (1) CN209982958U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112291994A (en) * 2020-09-29 2021-01-29 南京佳力图机房环境技术股份有限公司 Air flow channel improved type row-to-row air conditioner and frequency converter cooling method
CN113382599A (en) * 2021-05-28 2021-09-10 西安交通大学 Natural liquid film evaporation cooling server cabinet

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112291994A (en) * 2020-09-29 2021-01-29 南京佳力图机房环境技术股份有限公司 Air flow channel improved type row-to-row air conditioner and frequency converter cooling method
CN113382599A (en) * 2021-05-28 2021-09-10 西安交通大学 Natural liquid film evaporation cooling server cabinet
CN113382599B (en) * 2021-05-28 2022-07-12 西安交通大学 Natural liquid film evaporation cooling server cabinet

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