CN209768095U - Air conditioning system for data center based on evaporative cooling technology - Google Patents
Air conditioning system for data center based on evaporative cooling technology Download PDFInfo
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- CN209768095U CN209768095U CN201920224824.5U CN201920224824U CN209768095U CN 209768095 U CN209768095 U CN 209768095U CN 201920224824 U CN201920224824 U CN 201920224824U CN 209768095 U CN209768095 U CN 209768095U
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Abstract
The utility model relates to an air conditioning system for data center based on evaporative cooling technique, including setting up hot passageway, indirect evaporative cooler, accurate air conditioner and the cold passageway that links to each other in proper order through the pipeline in the computer lab, the cold passageway is provided with the supply-air outlet, and the computer lab is provided with air intake and the air exit that links to each other with indirect evaporative cooler outward. The utility model discloses make full use of outdoor dry air ability, with the accurate air conditioner of rethread after wet cooling such as hot aisle return air, realize the energy step utilization, improved air conditioning system's refrigeration efficiency, reduced air conditioning system's for the data center energy consumption.
Description
Technical Field
The utility model belongs to the technical field of the air conditioner refrigeration, concretely relates to air conditioning system for data center based on evaporative cooling technique.
Background
The data center is a necessary product promoted by the information age, and plays an important role in a new technological and industrial revolution. A large number of IT devices are loaded in a data center machine room, the energy consumption density of the data center machine room is several times or even tens of times of that of a traditional building, and along with the rapid improvement of the operational capability of the IT devices, the energy consumption power density of the machine room is improved year by year. The heat load of the data center is mainly sensible heat, the heat dissipation capacity of the unit area of the machine room is large, and the uninterrupted cooling is needed for 8760h all the year round.
The traditional cooling system of the data center machine room directly processes high-temperature return air in the machine room by using a mechanical refrigeration precision air conditioner, has high energy consumption of an air conditioning system, needs an independent humidification system, is complex to install, occupies a large area and is inconvenient to use for a long time.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an air conditioning system for data center based on evaporative cooling technique solves the problem that current data center is with accurate air conditioning system energy consumption of mechanical refrigeration is high.
the utility model adopts the technical scheme that the air conditioning system for the data center based on the evaporative cooling technology comprises a hot channel, an indirect evaporative cooler, a precise air conditioner and a cold channel which are arranged in a machine room and are sequentially connected through pipelines, wherein the cold channel is provided with an air supply outlet; an air inlet and an air outlet which are connected with the indirect evaporative cooler are arranged outside the machine room.
The utility model is also characterized in that,
The indirect evaporative cooler is internally provided with a heat exchange core body, and a primary air channel and a secondary air channel are arranged inside the heat exchange core body in an inserting mode.
the air inlet of the primary air channel is connected with the air outlet of the hot channel through a system air return pipe a, and the air outlet of the primary air channel is connected with the air return port of the precision air conditioner through a system air return pipe b.
The secondary air channel is provided with a secondary air inlet and a secondary air outlet, the secondary air inlet is connected with the air inlet through an air inlet pipe, and the secondary air outlet is connected with the air outlet through an air outlet pipe.
An exhaust fan is arranged in the secondary air exhaust outlet.
The inside of the precision air conditioner is sequentially provided with a direct expansion type air cooler, a direct evaporation cooler, a water baffle and a blower according to the air flowing direction.
The blower is a centrifugal fan.
The direct evaporative cooler is a wet film humidifier.
The cold channel is formed by enclosing a lower floor, an upper floor and a side wall which are arranged at the bottom of the machine room, and the air supply outlet is arranged on the upper floor.
The utility model has the advantages that,
(1) The utility model discloses set up indirect evaporative cooler between the hot aisle of computer lab and precision air conditioner, make full use of outdoor dry air ability, let in the precision air conditioner again after cooling wet such as hot aisle return air, realize the energy cascade utilization, improve air conditioning system's refrigeration efficiency, reduce the energy consumption of air conditioning system for the data center;
(2) The utility model discloses set up the wet film humidifier in accurate air conditioner, occupation space is little, carries out the isenthalpic humidification to the air that will send into the computer lab, when cooling for the air, increases the humidity of the air in the computer lab, has improved user's use travelling comfort;
(3) the utility model adopts the machine room air flow organization form separating the air cooling channel and the hot channel, thereby avoiding the influence of cold and hot mixing on the cooling system of the data center, directly closing the air processing section of the precise air conditioner in winter and reducing the energy consumption;
(4) the utility model discloses air conditioning system for data center arranges in a flexible way, and equipment structure is simple, and the old computer lab system of being convenient for reforms transform.
Drawings
Fig. 1 is a schematic structural view of an air conditioning system for a data center according to the present invention;
Fig. 2 is a schematic structural diagram of an indirect evaporative cooler and a precision air conditioner in the air conditioning system for a data center according to the present invention.
In the figure, 1, an air inlet, 2, an air inlet pipe, 3, an air outlet, 4, an indirect evaporative cooler, 5, a system return air pipe a, 6, a heat channel, 7, an air supply outlet, 8, a server cabinet, 9, a lower floor, 10, an upper floor, 11, a precision air conditioner, 12, a heat exchange core, 13, a secondary air outlet, 14, an exhaust fan, 15, a system return air pipe b, 16, a secondary air inlet, 17, a water baffle, 18, a blower, 19, a direct evaporative cooler and 20, a direct expansion type air cooler are arranged.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
The utility model relates to an air conditioning system for data center based on evaporative cooling technology, refer to fig. 1, including set up in the computer lab through pipeline consecutive hot passageway 6, indirect evaporative cooler 4, precision air conditioner 11 and cold passageway, the cold passageway is provided with supply-air outlet 7, the air intake of hot passageway 6 is close to server rack 8 and sets up; an air inlet 1 and an air outlet 3 which are connected with an indirect evaporative cooler 4 are arranged outside the machine room, outdoor fresh air enters the indirect evaporative cooler 4 from the air inlet 1 and becomes humid air (secondary air) after being subjected to direct evaporative cooling, the humid air transfers cold energy to hot air (primary air) sent out from a heat channel, the constant-humidity cooling of the hot air is realized, and the humid air is heated and then is discharged outdoors along the air outlet 3.
Compared with the common conventional mechanical refrigeration, the indirect evaporative cooler can save energy by 80-90% in a hot dry area, 20-25% in a hot humid area, 40% in a medium humidity area and lower energy consumption of air-conditioning refrigeration.
Referring to fig. 2, a heat exchange core 12 is arranged inside the indirect evaporative cooler 4, and a primary air channel and a secondary air channel are arranged inside the heat exchange core 12 in an inserting manner. The air inlet of the primary air channel is connected with the air outlet of the hot channel 6 through a system air return pipe a5, and the air outlet of the primary air channel is connected with the air return port of the precision air conditioner 11 through a system air return pipe b 15.
The secondary air channel is provided with a secondary air inlet 16 and a secondary air outlet 13, the secondary air inlet 16 is connected with the air inlet 1 through an air inlet pipe 2, and the secondary air outlet 13 is connected with the air outlet 3 through an air outlet pipe. An exhaust fan 14 is arranged at the air outlet of the secondary air channel.
The precision air conditioner 11 is internally provided with a direct expansion type air cooler 20, a direct evaporation cooler 19, a water baffle 17 and a blower 18 in sequence according to the air flowing direction, the blower 18 is a centrifugal fan, and the direct evaporation cooler 19 is a wet film humidifier.
The cold channel is enclosed by a lower floor 9, an upper floor 10 and side walls which are arranged at the bottom of the machine room, and the air supply outlet 7 is arranged on the upper floor 10.
The utility model discloses the work flow of the air conditioning system for the data center based on the evaporative cooling technology is that outdoor fresh air enters into the secondary air channel of the indirect evaporative cooler 4 from the air inlet 1, and becomes humid air, namely secondary air, after direct evaporative cooling through the spraying of spray water; meanwhile, hot air emitted by the server cabinet 8 in the machine room enters the hot channel 6, and then enters the primary air channel of the indirect evaporative cooler 4 through the system air return pipe a5, cold energy is transferred to the hot air in the primary air channel by wet air, namely, the primary air, so that equal-humidity cooling of the primary air is realized, the wet air is heated and then discharged outdoors along the air outlet 3, the cooled primary air enters the direct-expansion air cooler 20 through the system air return pipe b15, after being dehumidified and cooled, the cooled primary air becomes cold air after being subjected to equal-enthalpy humidification and cooling by the direct evaporative cooler 19, then passes through the water baffle 17 and is sent out of the precision air conditioner by the air feeder, enters the cold channel, and finally is discharged into the machine room from the air supply port 7, and the cold air carries heat emitted by the server cabinet 8 to enter the hot channel, so that primary air circulation is completed.
Claims (9)
1. An air conditioning system for a data center based on an evaporative cooling technology is characterized by comprising a hot channel (6), an indirect evaporative cooler (4), a precise air conditioner (11) and a cold channel which are arranged in a machine room and are sequentially connected through pipelines, wherein the cold channel is provided with an air supply outlet (7); an air inlet (1) and an air outlet (3) which are connected with the indirect evaporative cooler (4) are arranged outside the machine room.
2. The air conditioning system for the data center based on the evaporative cooling technology as claimed in claim 1, wherein a heat exchange core (12) is arranged inside the indirect evaporative cooler (4), and a primary air channel and a secondary air channel are arranged inside the heat exchange core (12) in an inserting manner.
3. The air conditioning system for the data center based on the evaporative cooling technology as claimed in claim 2, wherein the air inlet of the primary air channel is connected with the air outlet of the hot channel (6) through a system air return pipe a (5), and the air outlet of the primary air channel is connected with the air return opening of the precision air conditioner (11) through a system air return pipe b (15).
4. The air conditioning system for data center based on evaporative cooling technology as claimed in claim 2, wherein the secondary air channel is provided with a secondary air inlet (16) and a secondary air outlet (13), the secondary air inlet (16) is connected with the air inlet (1) through the air inlet pipe (2), and the secondary air outlet (13) is connected with the air outlet (3) through the air outlet pipe.
5. The air conditioning system for data center based on evaporative cooling technology as claimed in claim 4, wherein the secondary air outlet (13) is internally provided with an exhaust fan (14).
6. The air conditioning system for data centers based on evaporative cooling technology as claimed in claim 1, wherein the precision air conditioner (11) is internally provided with a direct expansion type air cooler (20), a direct evaporative cooler (19), a water baffle (17) and a blower (18) in order of air flow direction.
7. Air conditioning system for data centers based on evaporative cooling technology, as claimed in claim 6, characterized by the fact that the blower (18) is a centrifugal fan.
8. Air conditioning system for data centers based on evaporative cooling technology according to claim 6, characterized in that the direct evaporative cooler (19) is a wet film humidifier.
9. the air conditioning system for data centers based on evaporative cooling technology as claimed in claim 1, wherein the cold aisle is defined by a lower floor (9), an upper floor (10) and side walls arranged at the bottom of the machine room, and the air supply opening (7) is opened on the upper floor (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920224824.5U CN209768095U (en) | 2019-02-22 | 2019-02-22 | Air conditioning system for data center based on evaporative cooling technology |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920224824.5U CN209768095U (en) | 2019-02-22 | 2019-02-22 | Air conditioning system for data center based on evaporative cooling technology |
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| Publication Number | Publication Date |
|---|---|
| CN209768095U true CN209768095U (en) | 2019-12-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920224824.5U Expired - Fee Related CN209768095U (en) | 2019-02-22 | 2019-02-22 | Air conditioning system for data center based on evaporative cooling technology |
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| CN (1) | CN209768095U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111246713A (en) * | 2020-02-29 | 2020-06-05 | 苏州浪潮智能科技有限公司 | High-reliability energy-saving data center and heat dissipation adjusting method thereof |
-
2019
- 2019-02-22 CN CN201920224824.5U patent/CN209768095U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111246713A (en) * | 2020-02-29 | 2020-06-05 | 苏州浪潮智能科技有限公司 | High-reliability energy-saving data center and heat dissipation adjusting method thereof |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191210 Termination date: 20210222 |
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| CF01 | Termination of patent right due to non-payment of annual fee |