CN107466184A - The air-conditioning system that data center is combined with evaporation cooling with the air-supply of station environment - Google Patents

The air-conditioning system that data center is combined with evaporation cooling with the air-supply of station environment Download PDF

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Publication number
CN107466184A
CN107466184A CN201710537987.4A CN201710537987A CN107466184A CN 107466184 A CN107466184 A CN 107466184A CN 201710537987 A CN201710537987 A CN 201710537987A CN 107466184 A CN107466184 A CN 107466184A
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CN
China
Prior art keywords
air
data center
station
environment
conditioning system
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Pending
Application number
CN201710537987.4A
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Chinese (zh)
Inventor
黄翔
李婷婷
耿志超
杨立然
武以闯
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Xian Polytechnic University
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Xian Polytechnic University
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Publication date
Application filed by Xian Polytechnic University filed Critical Xian Polytechnic University
Priority to CN201710537987.4A priority Critical patent/CN107466184A/en
Publication of CN107466184A publication Critical patent/CN107466184A/en
Pending legal-status Critical Current

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Classifications

    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05KPRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K7/00Constructional details common to different types of electric apparatus
    • H05K7/20Modifications to facilitate cooling, ventilating, or heating
    • H05K7/20709Modifications to facilitate cooling, ventilating, or heating for server racks or cabinets; for data centers, e.g. 19-inch computer racks
    • H05K7/20718Forced ventilation of a gaseous coolant
    • H05K7/20745Forced ventilation of a gaseous coolant within rooms for removing heat from cabinets, e.g. by air conditioning device
    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05KPRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K7/00Constructional details common to different types of electric apparatus
    • H05K7/20Modifications to facilitate cooling, ventilating, or heating
    • H05K7/20709Modifications to facilitate cooling, ventilating, or heating for server racks or cabinets; for data centers, e.g. 19-inch computer racks
    • H05K7/208Liquid cooling with phase change
    • H05K7/20827Liquid cooling with phase change within rooms for removing heat from cabinets, e.g. air conditioning devices

Abstract

The air-conditioning system that data center disclosed by the invention is combined with evaporation cooling with the air-supply of station environment, including the station blowing unit in data center, also exhaust duct and environment ajutage, environment ajutage is set to pass data center and be connected with vaporizing type air conditioner respectively at the top of data center;Vaporizing type air conditioner includes housing, and one group of fresh wind port is symmetrically arranged with housing, filter, evaporation cooling unit and pressure fan are disposed with along air-flow direction in each fresh wind port.The air-conditioning system of the present invention carries out cooling, while the air in humidifying chamber to the overall situation in data center by using vaporizing type air conditioner, keeps indoor comfort degree;It can be good at eliminating the hot localised points formed in rack using station blowing unit, reduce the formation of frame hot localised points, stabilize the temperature of interior of equipment cabinet, server is had good practical value with stable operation.

Description

The air-conditioning system that data center is combined with evaporation cooling with station-environment air-supply
Technical field
The invention belongs to air conditioner technical field, and in particular to a kind of data center evaporation cooling and station-environment The air-conditioning system that air-supply combines.
Background technology
Recently as the high speed development of data center module, a large amount of of high heat generation density equipment make particularly in data center module With because equipment cabinet server caloric value is greatly in data center module and essentially annual 8760h is run, the machine for not using fresh air For room, whole year is both needed to cooling, and this causes computer room cooling problem and air conditioning energy consumption problem to be faced with immense pressure.Due to high density Data center module rack in easily formed hot localised points so that server can not normal operation, traditional air conditioning mode be by Whole computer room is bigger as controlled plant, system energy consumption.
The content of the invention
It is an object of the invention to provide the air-conditioning system that a kind of data center is combined with evaporation cooling with station-environment air-supply System, solve the problems, such as that heat can not dissipate in time in the larger, rack of available data center air-conditioner system power consumption.
The technical solution adopted in the present invention is the air-conditioning that data center is combined with evaporation cooling with station-environment air-supply System, including the station blowing unit in data center, data center top also set exhaust duct and environment air-supply respectively Pipe, environment ajutage pass data center and are connected with vaporizing type air conditioner;
Vaporizing type air conditioner includes housing, is symmetrically arranged with one group of fresh wind port on housing, along air in each fresh wind port Flow direction is disposed with filter, evaporation cooling unit and pressure fan.
It is of the invention to be further characterized in that,
Each evaporation cooling unit includes filler, and the bottom of each filler is provided with header tank, connected on header tank It is connected to feed pipe, the water-locator that feed pipe is connected at the top of filler;Water filter and water circulating pump are additionally provided with feed pipe.
Water-locator includes the water distributor connected with feed pipe, and some shower nozzles are evenly distributed with water distributor.
Some air outlets are evenly distributed with the environment ajutage connected with pressure fan.
Exhaust duct is connected with the exhaust outlet b in data center side wall, and some exhaust outlets are also evenly distributed with exhaust duct Exhaust blower b is additionally provided with c, exhaust outlet b.
Station blowing unit includes fresh air channel and return air channel;
Fresh air channel includes the air inlet and exhaust outlet a in data center's side wall, is set between air inlet and exhaust outlet a It is equipped with plate type heat exchanger;
Return air channel includes the return air inlet in data center, is disposed with return air inlet according to air-flow direction Plate type heat exchanger, cooling coil and station ajutage, some blowpipes are evenly distributed with station ajutage, each air-supply branch Pipe is turned on rack.
Air-valve is provided with each station ajutage.
Exhaust blower a is provided with exhaust outlet a.
Return air fan is provided with return air inlet.
The beneficial effect of air-conditioning system of the present invention is:
A) cold wind that the station blowing unit of air-conditioning system of the present invention is produced is sent to rack by blowpipe, in rack A relatively low temperature is kept, meets the service requirement of server well, and in computer room overall situation, use is another set of Environment supply air system, the fresh air that vaporizing type air conditioner is produced make environment keep an acceptable scope of human body both can, both ensured The requirement of server stable operation, it is also contemplated that the comfortableness requirement of administrative staff;Vaporizing type air conditioner is used simultaneously, no The temperature requirement in computer room in non-critical areas can only be met, whole computer room can also be given to humidify, make the humiture in computer room Field is stable in certain scope;
B) blowpipe is set in air-conditioning system of the present invention on rack, air-valve is set in blowpipe, according to rack Caloric value, regulation enter the air quantity of each rack, reduce the formation of frame hot localised points, ensure that air-supply cold wind is sent directly into machine Cabinet, air do not blend, and stabilize the temperature of interior of equipment cabinet, make server can be with stable operation;
C) cold wind is sent directly into rack by air-conditioning system of the present invention, and air supplying distance is short, loss of refrigeration capacity is small, with traditional air conditioner side Formula compares whole data center as controlled plant, regulatory region is localized, and reduces the temperature of rack faster;Data center Air-conditioning in non-critical areas uses another set of supply air system, saves the energy;
D) air-conditioning system of the present invention uses plate type heat exchanger, when outdoor air conditions are being adapted in scope, makes full use of Natural cooling source, the return air in data center and outdoor fresh air are subjected to indirect exchange;When in summer or higher outdoor temperature, cooling Cooling coil is used when insufficient, it is freely to cool down to realize the annual most of the time, greatly reduces the energy consumption of whole air-conditioning system.
Brief description of the drawings
Fig. 1 is the structural representation for the air-conditioning system that data center of the present invention is combined with evaporation cooling with station-environment air-supply Figure.
In figure, 1. data centers, 2. blowpipes, 3. racks, 4. return air inlets, 5. return air fans, 6. cooling coils, 7. plates Formula heat exchanger, 8. exhaust blower a, 9. exhaust outlet a, 10. air inlets, 11. exhaust outlet b, 12. exhaust blower b, 13. exhaust ducts, 14. rows Air port c, 15. air outlets, 16. environment ajutages, 17. fresh wind ports, 18. filters, 19. header tanks, 20. water filters, 21. send Blower fan, 22. water circulating pumps, 23. feed pipes, 24. water distributors, 25. fillers, 26. air-valves, 27. station ajutages, 28. vaporation-types Air conditioner, 29. shower nozzles.
Embodiment
The present invention is described in detail with reference to the accompanying drawings and detailed description.
The air-conditioning system that data center of the present invention is combined with evaporation cooling with station-environment air-supply, as shown in figure 1, including Station blowing unit in data center 1, the top of data center 1 also set exhaust duct 13 and environment ajutage 16 respectively, Environment ajutage 16 passes data center 1 and is connected with vaporizing type air conditioner 28;Vaporizing type air conditioner 28 includes housing, on housing One group of fresh wind port 17 is symmetrically arranged with, filter 18, evaporation are disposed with along air-flow direction in each fresh wind port 17 Cooling unit and pressure fan 21.
Each evaporation cooling unit includes filler 25, and the bottom of each filler 25 is provided with header tank 19, header tank Feed pipe 23 is respectively connected with 19, feed pipe 23 connects the water-locator positioned at the top of filler 25;Water is additionally provided with feed pipe 23 Filter 20 and water circulating pump 22;Water-locator includes the water distributor 24 connected with feed pipe 23, is evenly distributed with water distributor 24 Some shower nozzles 29.Water circulating pump 22 provides power, and the recirculated water in header tank 19 is drawn, purified successively by water filter 20 Filtering, feed pipe 23, water distributor 24 and the spray of shower nozzle 29 come out, after recirculated water carries out heat exchange in filler 25 with fresh air, Fall back to inside header tank 19.
Some air outlets 15 are evenly distributed with the environment ajutage 16 connected with pressure fan 21, environment ajutage 16 will steam Hairdo air conditioner 28 processing after fresh air, through air outlet 15 be sent into data center 1 in, cool to overall situation in data center 1.
Exhaust duct 13 is connected with the exhaust outlet b11 in data center 1 side wall, is also evenly distributed with exhaust duct 13 some Exhaust blower b12 is additionally provided with exhaust outlet c14, exhaust outlet b11.Exhaust outlet c14 is by the air in data center 1 through exhaust duct 13 Discharge, exhaust blower b12 accelerate the flowing of air in exhaust duct 13.
Station blowing unit includes fresh air channel and return air channel;
Fresh air channel includes the air inlet 10 and exhaust outlet a9 in the side wall of data center 1, air inlet 10 and exhaust outlet Plate type heat exchanger 7 is provided between a9, outdoor fresh air enters inside plate type heat exchanger 7 through air inlet 10, the sky with return air channel Gas is discharged after carrying out heat exchange from exhaust outlet a9, and exhaust blower a8 is provided with exhaust outlet a9, and exhaust blower a8 accelerates exhaust outlet a9 The flow rate of interior air;
Return air channel includes the return air inlet 4 in data center 1, is set successively according to air-flow direction in return air inlet 4 Plate type heat exchanger 7, cooling coil 6 and station ajutage 27 are equipped with, some blowpipes are evenly distributed with station ajutage 27 2, each blowpipe 2 is turned on rack 3.Return air enters inside plate type heat exchanger 7 through return air inlet 4 in data center 1, with fresh air Passage carries out heat exchange, is handled after through cooling coil 6, the indoor return air after cooling is through station ajutage 27 and blowpipe The 2 pairs of cooling of rack 3 processing specified.
Be provided with air-valve 26 on each station ajutage 27, for rack 3 use whether, air-valve 26 adjusts station and sent The switch of airduct 27, first, making the interior energy of rack 3 cool rapidly, second, saving the energy, avoiding wasting.
Return air fan 5 is provided with return air inlet 4, return air fan 5 accelerates the flow rate of the room air of return air inlet 4.
The course of work of air-conditioning system of the present invention is as follows:
When station blowing unit start-up operation room, return air fan 5 provides power, and the return air in data center 1 enters board-like Heat exchanger 7 and fresh air channel indirect heat exchange, then enter blowpipe 2 by station ajutage 27, open air-valve 26, cold wind is straight Tap into and exchanged heat into the offer cold of rack 3, then be discharged into data center 1;The air of heat in rack 3 is absorbed in return air fan In the presence of 5, it is again introduced into plate type heat exchanger 7 and exchanges heat, it is only cold by plate type heat exchanger 7 when in summer extreme weather But the return air after can not meet temperature requirement, now be cooled down the return air after heat exchange again by cooling coil 6, finally by return air Rack 3, iterative cycles are sent into by station ajutage 27, blowpipe 2.At the same time, outdoor fresh air is through vaporizing type air conditioner After 28 cooling humidifications, it is sent into data center 1 by environment ajutage 16 and air outlet 15, is carried for non-key or non-process region Semen donors, the hot-air after heat absorption are discharged to outdoor by exhaust duct 13, in the presence of exhaust blower 12 at exhaust outlet b11.
Water circulating pump 22 provides power, and the recirculated water in header tank 19 is drawn, cleaned by water filter 20 successively Filter, feed pipe 23, water distributor 24 and the spray of shower nozzle 29 are come out, and recirculated water is uniformly sprayed onto on filler 25, is formed one layer very thin Moisture film, outdoor air contacted with moisture film occur direct evaporating-cooling, the humidified cooling of air, then sent by environment ajutage 16 Enter in data center 1, remaining water not evaporated is fallen after rise into header tank 19, by water circulating pump 22 that water is defeated by feed pipe 23 again It is sent on water-locator, circulation is repeatedly.
The air-conditioning system of the present invention carries out cooling by using vaporizing type air conditioner 28 to the overall situation in data center 1, Air in humidifying chamber simultaneously, keep indoor comfort degree;It can be good at eliminating what is formed in rack 3 using station blowing unit Hot localised points, reduce the formation of frame hot localised points, stabilize the temperature inside rack 3, make server can with stable operation, There is good practical value.

Claims (9)

1. the air-conditioning system that data center is combined with evaporation cooling with station-environment air-supply, it is characterised in that including positioned at data Station blowing unit in center (1), data center (1) top also set exhaust duct (13) and environment ajutage respectively (16), environment ajutage (16) passes data center (1) and is connected with vaporizing type air conditioner (28);
Described vaporizing type air conditioner (28) includes housing, and one group of fresh wind port (17), each fresh wind port are symmetrically arranged with housing (17) filter (18), evaporation cooling unit and pressure fan (21) are disposed with along air-flow direction in.
2. the air-conditioning system that data center according to claim 1 is combined with evaporation cooling with station-environment air-supply, it is special Sign is that each described evaporation cooling unit includes filler (25), and the bottom of each filler (25) is provided with header tank (19) feed pipe (23), the water-locator that feed pipe (23) is connected at the top of filler (25), are respectively connected with header tank (19);Institute Water filter (20) and water circulating pump (22) are additionally provided with the feed pipe (23) stated.
3. the air-conditioning system that data center according to claim 2 is combined with evaporation cooling with station-environment air-supply, it is special Sign is, described water-locator includes the water distributor (24) connected with feed pipe (23), water distributor (24) if on be evenly distributed with Dry shower nozzle (29).
4. the air-conditioning system that data center according to claim 1 is combined with evaporation cooling with station-environment air-supply, it is special Sign is, some air outlets (15) are evenly distributed with the environment ajutage (16) connected with described pressure fan (21).
5. the air-conditioning system that data center according to claim 1 is combined with evaporation cooling with station-environment air-supply, it is special Sign is that described exhaust duct (13) is connected with the exhaust outlet b (11) in data center (1) side wall, on exhaust duct (13) also Some exhaust outlet c (14) are evenly distributed with, exhaust blower b (12) is additionally provided with exhaust outlet b (11).
6. the air-conditioning system that data center according to claim 1 is combined with evaporation cooling with station-environment air-supply, it is special Sign is that described station blowing unit includes fresh air channel and return air channel;
Described fresh air channel includes the air inlet (10) and exhaust outlet a (9) in data center (1) side wall, air inlet (10) plate type heat exchanger (7) is provided between exhaust outlet a (9);
Described return air channel includes the return air inlet (4) in data center (1), and return air inlet (4) is interior according to air flow side To plate type heat exchanger (7), cooling coil (6) and station ajutage (27) is disposed with, station ajutage uniformly divides on (27) Some blowpipes (2) are furnished with, each blowpipe (2) is turned on rack (3).
7. the air-conditioning system that data center according to claim 6 is combined with evaporation cooling with station-environment air-supply, it is special Sign is, air-valve (26) is provided with each described station ajutage (27).
8. the air-conditioning system that data center according to claim 6 is combined with evaporation cooling with station-environment air-supply, it is special Sign is, exhaust blower a (8) is provided with described exhaust outlet a (9).
9. the air-conditioning system that data center according to claim 6 is combined with evaporation cooling with station-environment air-supply, it is special Sign is, return air fan (5) is provided with described return air inlet (4).
CN201710537987.4A 2017-07-04 2017-07-04 The air-conditioning system that data center is combined with evaporation cooling with the air-supply of station environment Pending CN107466184A (en)

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Application Number Priority Date Filing Date Title
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Application Number Priority Date Filing Date Title
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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110191619A (en) * 2019-05-31 2019-08-30 西安工程大学 Modularization air supply air-conditioner system suitable for data center's indirect evaporation natural cooling
CN111720936A (en) * 2020-06-28 2020-09-29 北京百度网讯科技有限公司 Data center humidifying system and humidifying method

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN203323274U (en) * 2013-05-24 2013-12-04 西安工程大学 Large-small environment evaporative cooling, mechanical cooling and mixed ventilation composite air conditioning system
CN104197447A (en) * 2014-09-03 2014-12-10 西安工程大学 Machine room big and small environment air conditioning system combining rotary dehumidification and evaporative cooling
CN105135572A (en) * 2015-09-21 2015-12-09 西安工程大学 Heat pipe composite heat recovery type evaporative cooling air-conditioning system for data center
CN206094352U (en) * 2016-09-06 2017-04-12 北京百度网讯科技有限公司 A cooling system that is used for complete machine cabinet of computer lab

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN203323274U (en) * 2013-05-24 2013-12-04 西安工程大学 Large-small environment evaporative cooling, mechanical cooling and mixed ventilation composite air conditioning system
CN104197447A (en) * 2014-09-03 2014-12-10 西安工程大学 Machine room big and small environment air conditioning system combining rotary dehumidification and evaporative cooling
CN105135572A (en) * 2015-09-21 2015-12-09 西安工程大学 Heat pipe composite heat recovery type evaporative cooling air-conditioning system for data center
CN206094352U (en) * 2016-09-06 2017-04-12 北京百度网讯科技有限公司 A cooling system that is used for complete machine cabinet of computer lab

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110191619A (en) * 2019-05-31 2019-08-30 西安工程大学 Modularization air supply air-conditioner system suitable for data center's indirect evaporation natural cooling
CN110191619B (en) * 2019-05-31 2021-03-05 西安工程大学 Modularized air supply air-conditioning system suitable for indirect evaporation natural cooling of data center
CN111720936A (en) * 2020-06-28 2020-09-29 北京百度网讯科技有限公司 Data center humidifying system and humidifying method

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Application publication date: 20171212

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