CN203323274U - Large-small environment evaporative cooling, mechanical cooling and mixed ventilation composite air conditioning system - Google Patents
Large-small environment evaporative cooling, mechanical cooling and mixed ventilation composite air conditioning system Download PDFInfo
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- CN203323274U CN203323274U CN201320291077XU CN201320291077U CN203323274U CN 203323274 U CN203323274 U CN 203323274U CN 201320291077X U CN201320291077X U CN 201320291077XU CN 201320291077 U CN201320291077 U CN 201320291077U CN 203323274 U CN203323274 U CN 203323274U
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Abstract
The utility model discloses a large-small environment evaporative cooling, mechanical cooling and mixed ventilation composite air conditioning system which comprises a large environment evaporative cooling and mechanical cooling combined air conditioner, a small environment two-level evaporative cooling air conditioning unit, a data machine room large environment zone and a data machine room small environment zone. The large environment evaporative cooling and mechanical cooling combined air conditioner, the small environment two-level evaporative cooling air conditioning unit, the data machine room large environment zone and the data machine room small environment zone are connected through a pipe net. The large-small environment evaporative cooling, mechanical cooling and mixed ventilation composite air conditioning system meets different requirements for temperature and moisture of a data center large environment and a data center small environment, and special air distribution of a machine room is rationalized.
Description
Technical field
The utility model belongs to the operation of air conditioning systems technical field, relate to the compound air-conditioning system of a kind of big or small environment evaporative cooling, mechanical refrigeration and mixed ventilation, be specifically related to a kind of data center module size environment evaporative cooling and cooling air-conditioning system combined with mixed ventilation way of mechanical refrigeration double flash evaporation of being applicable to.
Background technology
Along with the high speed development of the communications industry, the live load of data center constantly increases, and wherein plant capacity density also is being doubled and redoubled, and the temperature drop of data center is processed more and more important.
Particularly after China carries out the energy-saving and emission-reduction task, to the energy-conservation more acid test that proposed of data center air-conditioner.According to statistics, in data center, the power consumption of air-conditioning system accounts for 40% of whole machine room.Common carrier is also seen the proportion of air conditioner in machine room energy consumption in operation, recognizes that traditional mechanical refrigeration can not meet the energy-conservation requirement of air conditioner in machine room far away.
The utility model content
The air-conditioning system that provides a kind of big or small environment evaporative cooling, mechanical refrigeration and mixed ventilation compound is provided the purpose of this utility model, has realized the different humiture demand of data center's size environment, has rationalized the special air current composition of machine room.
The technical scheme that the utility model adopts is, the air-conditioning system that size environment evaporative cooling, mechanical refrigeration and mixed ventilation are compound, include overall situation district, the subenvironment district of air-conditioning, subenvironment double flash evaporation cooling air conditioning group and data center module that the overall situation evaporative cooling that connects by pipe network combines with mechanical refrigeration.
Characteristics of the present utility model also are,
Wherein the top in overall situation district is provided with the ceiling void, is provided with return fan on the ceiling void, and the subsurface in overall situation district is provided with plenum chamber;
The subenvironment district includes many racks, and a side of rack is provided with cold passage, and the opposite side of rack is provided with the passage of heat, and the top of cold passage is provided with valve, and the bottom of cold passage is provided with the floor air diffuser.
The air-conditioning that overall situation evaporative cooling is combined with mechanical refrigeration, include air-conditioner housing, air-conditioner housing is respectively arranged with fresh wind port and air outlet b on relative two side, the fresh wind port place is provided with new air-valve, be disposed with filter, indirect evaporation cooler b, return air mixed zone, mechanical refrigeration surface cooler, direct evaporative cooler b, water fender b and pressure fan b by new wind approach axis in air-conditioner housing, the top of indirect evaporation cooler b is provided with water fender c, be provided with exhaust outlet on machine unit shell roof corresponding to water fender c, be provided with exhaust blower in exhaust outlet.
Filter is a kind of in low efficient filter, medium effeciency filter, high-medium efficient filter, inferior high efficiency filter or high efficiency particulate air filter.
Indirect evaporation cooler b is a kind of in plate fin type indirect evaporative cooler, tube type indirect evaporative cooler, heat pipe-type indirect evaporation cooler or dew point formula indirect evaporation cooler.
Indirect evaporation cooler b, include heat-exchanger rig, and the top of heat-exchanger rig is provided with water-locator, and the bottom of heat-exchanger rig is provided with cistern a, and cistern a is connected with water-locator by water pipe, is provided with water pump a on water pipe.
Direct evaporative cooler b, include filler, and the top of filler is provided with water-locator, and the bottom of filler is provided with cistern b, and cistern b is connected with water-locator by feed pipe, is provided with water pump b on feed pipe.
Subenvironment double flash evaporation cooling air conditioning group, include machine unit shell, be disposed with return air district, indirect evaporation cooler a, direct evaporative cooler a, water fender a and pressure fan a in machine unit shell, top, return air district is provided with return air inlet, indirect evaporation cooler a top is provided with water fender d, be provided with exhaust outlet on machine unit shell roof corresponding to water fender d, be provided with exhaust blower in exhaust outlet, on the corresponding machine unit shell sidewall of pressure fan a, be provided with air outlet a.
The overall situation district of the air-conditioning system that overall situation evaporative cooling is combined with mechanical refrigeration, subenvironment double flash evaporation cooling air conditioning group and data center module, the pipe network structure between the subenvironment district are:
The air outlet b of the air-conditioning system that overall situation evaporative cooling is combined with mechanical refrigeration is communicated with the ceiling void at data center module overall situation top respectively by the arm of ajutage b, return air mixed zone in the air-conditioning system that the return fan that the data center module overall situation ceiling void arranges is combined with mechanical refrigeration with overall situation evaporative cooling by backwind tube a is communicated with, the return air mixed zone also by backwind tube b respectively with exhaust duct, backwind tube c connects, backwind tube c is communicated with the return air district in subenvironment double flash evaporation cooling air conditioning group, the air outlet a of subenvironment double flash evaporation cooling air conditioning group is connected with the plenum chamber of bottom, data center module subenvironment floor by ajutage a.
The beneficial effects of the utility model are:
1) air-conditioning system of the present utility model adopts the air-conditioning system of air-supply respectively, has realized the humiture demand that big or small environment is different, has rationalized the special air current composition of machine room.
2) in air-conditioning system of the present utility model, overall situation air-conditioning unit is by evaporative cooling and mechanical refrigeration cooperation, and the new return air Mixed Design of the annual employing in moderate amount of moisture area, the requirement of assurance personnel to air quality, also reduced mechanically refrigerated energy consumption when having realized cooling and dehumidifying.
3), in air-conditioning system of the present utility model, subenvironment district temperature is higher, is equivalent to Arid Area, employing double flash evaporation is cooling, and annual full return air design, take full advantage of return air, realize the function of moistening and lowering temperature, prevent the larger machine phenomenon that occurs delaying of the dry static of machine room air.
4) in air-conditioning system of the present utility model, subenvironment air-conditioning unit adopts the cooling air-conditioning of double flash evaporation, and direct evaporative cooler is a kind of wet dust removal filter, can effectively improve the machine room indoor air environment, meets machine room high-cleanness, high demand.
5) in air-conditioning system of the present utility model, the draft type that the overall situation passage of heat is served back on adopting, the cold passage of subenvironment adopts the draft type of blowing under floor, improves the utilization rate of cold wind, has eliminated the hot pressing impact that in rack, exhaust blower forms.
6) be equipped with plenum chamber and the ceiling void in air-conditioning system of the present utility model, play air-flow is acted on uniformly.
7) can be according to outdoor weather condition and machine room indoor load situation of change in air-conditioning system of the present utility model, adjust flexibly new air returning ratio, big or small environmental communication situation, Evaporative Cooling Air Conditioning and evaporative cooling and combine the operational mode of air-conditioning with mechanical refrigeration, adopt sub-load work just can meet the machine room requirement.
The accompanying drawing explanation
Fig. 1 is the structural representation of the compound air-conditioning system of big or small environment evaporative cooling of the present utility model, mechanical refrigeration and mixed ventilation;
Fig. 2 adopts air-conditioning system of the present utility model, in summer, outdoor new wind is carried out to air handling process figure;
Fig. 3 adopts air-conditioning system of the present utility model, at transition season, outdoor new wind is carried out to air handling process figure;
Fig. 4 adopts air-conditioning system of the present utility model in the winter time outdoor new wind to be carried out to air handling process figure.
In figure, 1. return air district, 2. indirect evaporation cooler a, 3. direct evaporative cooler a, 4. water fender a, 5. pressure fan a, 6. ajutage a, 7. floor air diffuser, 8. fresh wind port, 9. filter, 10. indirect evaporation cooler b, 11. return air mixed zone, 12. mechanical refrigeration surface cooler, 13. direct evaporative cooler b, 14. water fender b, 15. pressure fan b, 16. ajutage b, 17. valve, 18 return fans, 19. exhaust duct, 20. air outlet a, 21. air outlet b, 22. water fender c, 23. cistern a, 24. water pump a, 25. cistern b, 26. water pump b, 27. water fender d, 28. backwind tube a, 29. backwind tube b, 30. backwind tube c, 31. plenum chamber, 32. cold passage, 33. the passage of heat, 34. rack.
The specific embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is elaborated.
The air-conditioning system that big or small environment evaporative cooling of the present utility model, mechanical refrigeration and mixed ventilation are compound, its structure as shown in Figure 1, includes overall situation district, the subenvironment district of air-conditioning, subenvironment double flash evaporation cooling air conditioning group and data center module that the overall situation evaporative cooling that connects by pipe network combines with mechanical refrigeration.
Data center module includes overall situation district and subenvironment district, and the top in overall situation district is provided with the ceiling void, is provided with return fan 18 on the ceiling void; The subsurface in overall situation district is provided with plenum chamber 31; The subenvironment district includes many racks 34, one side of rack 34 is provided with cold passage 32, the opposite side of rack 34 is provided with the passage of heat 33, the top of cold passage 32 is provided with valve 17, the bottom of cold passage 32 is provided with floor air diffuser 7, and wherein valve 17 is a kind of in electrically operated valve or manually-operated gate.
The air-conditioning that overall situation evaporative cooling is combined with mechanical refrigeration, its structure as shown in Figure 1, include air-conditioner housing, air-conditioner housing is respectively arranged with fresh wind port 8 and air outlet b21 on relative two side, fresh wind port 8 places are provided with new air-valve, be disposed with filter 9 by new wind approach axis in air-conditioner housing, indirect evaporation cooler b10, return air mixed zone 11, mechanical refrigeration surface cooler 12, direct evaporative cooler b13, water fender b14 and pressure fan b15, the top of indirect evaporation cooler b10 is provided with water fender c22, be provided with exhaust outlet on machine unit shell roof corresponding to water fender c22, be provided with exhaust blower in exhaust outlet.
Its middle filtrator 9 is a kind of in low efficient filter, medium effeciency filter, high-medium efficient filter, inferior high efficiency filter or high efficiency particulate air filter.
Indirect evaporation cooler b10 is a kind of in plate fin type indirect evaporative cooler, tube type indirect evaporative cooler, heat pipe-type indirect evaporation cooler or dew point formula indirect evaporation cooler.
Indirect evaporation cooler, include heat-exchanger rig, and the top of heat-exchanger rig is provided with water-locator, and the bottom of heat-exchanger rig is provided with cistern a23, and cistern a23 is connected with water-locator by water pipe, is provided with water pump a24 on water pipe.
Direct evaporative cooler b13, include filler, and the top of filler is provided with water-locator, and the bottom of filler is provided with cistern b25, and cistern b25 is connected with water-locator by feed pipe, is provided with water pump b26 on feed pipe.
Filler can be a kind of in organic filler, inorganic filler, Natural plant fiber filler, metal packing, non-woven carrier, PVC filler or porous ceramic film material.
Water pump a24 and water pump b26 are a kind of in centrifugal water pump, screw rod water pump, vacuum pump, in cistern a23 and cistern b25, are provided with water filter.
Subenvironment double flash evaporation cooling air conditioning group, its structure as shown in Figure 1, include machine unit shell, be disposed with return air district 1, indirect evaporation cooler a2, direct evaporative cooler a3, water fender a4 and pressure fan a5 in machine unit shell, 1 top, return air district is provided with return air inlet, indirect evaporation cooler a2 top is provided with water fender d27, be provided with exhaust outlet on machine unit shell roof corresponding to water fender d27, be provided with exhaust blower in exhaust outlet, on the corresponding machine unit shell sidewall of pressure fan a5, be provided with air outlet a20.
Indirect evaporation cooler a2 is identical with the structure of indirect evaporation cooler b10; Direct evaporative cooler a3 is identical with the structure of direct evaporative cooler b13.
The overall situation district of the air-conditioning system that overall situation evaporative cooling is combined with mechanical refrigeration, subenvironment double flash evaporation cooling air conditioning group and data center module, the pipe network structure between the subenvironment district are:
The air outlet b21 of the air-conditioning system that overall situation evaporative cooling is combined with mechanical refrigeration is communicated with the ceiling void at data center module overall situation top respectively by the arm of ajutage b16, return air mixed zone 11 in the air-conditioning system that the return fan 18 that the data center module overall situation ceiling void arranges is combined with mechanical refrigeration with overall situation evaporative cooling by backwind tube a28 is communicated with, return air mixed zone 11 also by backwind tube b29 respectively with exhaust duct 19, backwind tube c30 connects, backwind tube c30 is communicated with the return air district 1 in subenvironment double flash evaporation cooling air conditioning group, the air outlet a20 of subenvironment double flash evaporation cooling air conditioning group is connected with the plenum chamber 31 of bottom, data center module subenvironment floor by ajutage a6.
The large and small environment of data center module can be according to outdoor weather condition and machine room indoor load situation of change, adjust flexibly new air returning ratio, big or small environmental communication situation, Evaporative Cooling Air Conditioning and evaporative cooling and combine the operational mode of air-conditioning with mechanical refrigeration, adopt sub-load work just can meet the communications equipment room requirement.
The utility model combines evaporative cooling with mechanical refrigeration, itself is conducive to protection of the environment evaporative cooling, reduces the result that Global Greenhouse Effect is brought; When machine room same temperature damp condition is provided, evaporative cooling can reduce mechanically refrigerated whole year operation cost; According to the requirement of machine room high-cleanness, high, evaporative cooling can provide double-filtration in the winter of spring and autumn conditioning in Transition Season and severe cold, and the cheap static of humidification to prevent that too low relative humidity from producing is provided, and causes puncturing the danger of circuit board.Simultaneously, the air-conditioning unit combines with mixed ventilation way, and big or small environment is set: subenvironment is that cold passage and rack form, and overall situation is the passage of heat and machine room large space formation; The subenvironment air-flow adopts under floor and blows, and cold air is transported to the ground air diffuser through underfloor plenum chamber, and the waste heat that absorbs subenvironment is remaining wet, then passes rack discharged to overall situation; And the overall situation air-flow adopts and to serve back, air outlet and return air inlet all are located at the machine room ceiling void, and cold air is sent from top, from the top return air inlet, discharge after entering overall situation again; Increase air output, improved the utilization rate of cold wind, rationalized the special air current composition of machine room.
The course of work of the air-conditioning system that overall situation is used, the difference in functionality section in the air-conditioning unit of combining with mechanical refrigeration by unlatching evaporative cooling realizes:
During summer operation:
Close the valve 17 that the subenvironment top arranges, the moderate amount of moisture area is that the outdoor air conditions point is while dropping on room air state point right side, open new air-valve, new wind passes through filter 9, indirect evaporation cooler b10, return air mixed zone 11, mechanical refrigeration surface cooler 12 and pressure fan b15 successively, make outdoor air reach the ventilation state point, then air is served back draft type and is delivered in the overall situation of data center module more than ajutage b16.
During the transition season operation:
Open the valve 17 that the subenvironment top arranges, overall situation and subenvironment are communicated with, open new air-valve, new wind is through filter 9, indirect evaporation cooler b10, direct evaporative cooler b12 and pressure fan b15, make outdoor air reach the ventilation state point, the air after then processing is served back the overall situation that draft type is delivered to data center module more than ajutage b16.
During winter operation:
Open the valve 17 that the subenvironment top arranges, overall situation and subenvironment are communicated with, open new air-valve, air is through filter 9, indirect evaporation cooler b10, return air mixed zone 11, direct evaporative cooler b12 and pressure fan b15, make outdoor air reach the ventilation state point, the air after then processing is served back draft type and is delivered in the overall situation of data center module more than ajutage b16.
The course of work of air-conditioning system for subenvironment, realize by the indirect evaporation cooler a2 in unlatching double flash evaporation cooling air conditioning group, the functional section that direct evaporative cooler a3 is different, and the specific works process is as follows:
During summer operation:
Close the valve 17 that the subenvironment top arranges, the moderate amount of moisture area is that the outdoor air conditions point is while dropping on room air state point right side, return air through return air district 1, indirect evaporation cooler a2, direct evaporative cooler a3 and pressure fan a5, make outdoor air reach the ventilation state point, the air after then processing through ajutage a6 with floor under the air-supply draft type by floor air diffuser 7, delivered in the subenvironment of data center module.
During the transition season operation:
Open the valve 17 that the subenvironment top arranges, return air through return air district 1, indirect evaporation cooler a2, direct evaporative cooler a3 and pressure fan a5, make outdoor air reach the ventilation state point, then through ajutage a6 with floor under the air-supply draft type delivered to the subenvironment of data center module by floor air diffuser 7.
During winter operation:
Open the valve 17 at subenvironment top, return air is through return air district 1, direct evaporative cooler a3 and pressure fan a5, make outdoor air reach the ventilation state point, then through ajutage a6 with floor under the air-supply draft type delivered to the subenvironment of data center module by floor air diffuser 7.
Overall situation and subenvironment can be according to outdoor weather condition and machine room indoor load situations of change, adjust flexibly new air returning ratio, overall situation and subenvironment connection situation, Evaporative Cooling Air Conditioning and evaporative cooling and combine the operational mode of air-conditioning with mechanical refrigeration, adopt sub-load work just can meet the machine room requirement.
The air-conditioning system that big or small environment evaporative cooling of the present utility model, mechanical refrigeration and mixed ventilation are compound, the course of work of its wind system is as follows:
During summer operation, outdoor new wind air handling process as shown in Figure 2:
While moving air-conditioning system of the present utility model, close the valve 17 at subenvironment top, in the overall situation air-conditioning system, outdoor new wind W
xSuccessively through new air-valve, filter 9, then through wet precooling W such as indirect evaporation cooler b10
x', return air mixed zone 11 and indoor return air N
xBe mixed to C
x, then through mechanical refrigeration surface cooler 12 to O
1x, then by pressure fan b15, more than ajutage b16, served back draft type and flow through the passage of heat and deliver to overall situation N
1x.
In the subenvironment air-conditioning system, machine room return air N
xThrough return air district 1, by clammy but C such as indirect evaporation cooler a2
x', then pass through direct evaporative cooler a3 moistening and lowering temperature to O
2x, then by pressure fan a5 through ajutage a6 with floor under the air-supply draft type flow through cold passage by floor air diffuser 7 and deliver to subenvironment N
2x
Last large and small environment room air is mixed to return air state point N
x, by the return fan 18 of installing on the overall situation furred ceiling, to be processed, a part becomes return air, and a recycling part arrives outdoor through exhaust duct 19.
Transition season when operation: outdoor new wind air handling process as shown in Figure 3:
While moving air-conditioning system of the present utility model, the valve 17 of opening the subenvironment top is communicated with overall situation and subenvironment, in the overall situation air-conditioning system, outdoor new wind W is successively after fresh wind port 8, filter 9, by wet precooling W ' such as indirect evaporation cooler b10, then through direct evaporative cooler b13 moistening and lowering temperature to O
1, then by pressure fan b15, more than ajutage b16, served back draft type and flow through the passage of heat and deliver to overall situation N
1
In the subenvironment air-conditioning system, data center module return air N, through return air district 1, by clammy but N ' such as indirect evaporation cooler a2, then passes through direct evaporative cooler a3 moistening and lowering temperature to O
2, then by pressure fan a5 through ajutage a6 with floor under the air-supply draft type flow through cold passage by floor air diffuser 7 and deliver to subenvironment N
2
Final data machine room size environment room air is mixed to return air state point N
x, by the ceiling void at top, overall situation district, through return fan 18, make a part become return air, recycling exhaust duct 19 is discharged to outdoor by this part.
During winter operation, outdoor new wind air handling process as shown in Figure 4:
While moving air-conditioning system of the present utility model, the valve 17 of opening the subenvironment top makes big or small environmental communication, in the overall situation air-conditioning system, and outdoor new wind W
dSuccessively through fresh wind port 8, filter 9, by return air mixed zone 11 and indoor return air N
dBe mixed to C
d, then pass through direct evaporative cooler b12 moistening and lowering temperature to O
1d, then by pressure fan b15, more than ajutage b16, served back draft type and flow through the passage of heat and deliver to data center module overall situation N
1d
In the subenvironment air-conditioning system, machine room return air N
dThrough return air district 1, by direct evaporative cooler a3 moistening and lowering temperature to O
2d, then by pressure fan a5 through ajutage a6 with floor under the air-supply draft type flow through cold passage by floor air diffuser 7 and deliver to subenvironment N
2d
Last big or small environment room air is mixed to return air state point N
x, by the return fan 18 arranged on the overall situation ceiling void, make a part become return air, recycling exhaust duct 19 is discharged to outdoor by this part.
The air-conditioning system that big or small environment evaporative cooling of the present utility model, mechanical refrigeration and mixed ventilation are compound, its water system course of work:
Indirect evaporation cooler a2 and indirect evaporation cooler b10:
In indirect evaporation cooler a2 and indirect evaporation cooler b10, recirculated water in cistern a23 is delivered in the water-locator of connection by water pump a24, spray the heat-exchanger rig outside to indirect evaporation cooler by the water-locator connected again, finally get back in cistern a23 by spray.
Direct evaporative cooler a3 and direct evaporative cooler b13:
In direct evaporative cooler a3 and direct evaporative cooler b13, recirculated water in cistern b25 is delivered in the water-locator of connection by water pump b26, sprayed to direct evaporative cooler filler top by the water-locator connected again, finally get back in cistern b25 by spray.
The compound air-conditioning system of big or small environment evaporative cooling of the present utility model, mechanical refrigeration and mixed ventilation has overcome the deficiencies in the prior art part, evaporative cooling is combined with mechanical refrigeration, the air-conditioning unit is combined with draft type simultaneously, can more effectively be applied in the middle of reality.Wherein, in the overall situation air-conditioning system, dispose new air-valve, fresh wind port, filter, indirect evaporation cooler, return air mixed zone, mechanical refrigeration surface cooler, water fender, pressure fan, ajutage and on serve back draft type; The subenvironment air-conditioning system dispose return air district, indirect evaporation cooler, direct evaporative cooler, water fender, air-supply and, the draft type of blowing under ajutage and floor.
Claims (9)
1. the compound air-conditioning system of big or small environment evaporative cooling, mechanical refrigeration and mixed ventilation, it is characterized in that, include overall situation district, the subenvironment district of air-conditioning, subenvironment double flash evaporation cooling air conditioning group and data center module that the overall situation evaporative cooling that connects by pipe network combines with mechanical refrigeration.
2. air-conditioning system according to claim 1, it is characterized in that, described data center module includes overall situation district and subenvironment district, the top in described overall situation district is provided with the ceiling void, be provided with return fan (18) on the described ceiling void, the subsurface in described overall situation district is provided with plenum chamber (31);
Described subenvironment district includes many racks (34), one side of described rack (34) is provided with cold passage (32), the opposite side of described rack (34) is provided with the passage of heat (33), the top of described cold passage (32) is provided with valve (17), and the bottom of described cold passage (32) is provided with floor air diffuser (7).
3. air-conditioning system according to claim 1 and 2, it is characterized in that, the air-conditioning that described overall situation evaporative cooling is combined with mechanical refrigeration, include air-conditioner housing, described air-conditioner housing is respectively arranged with fresh wind port (8) and air outlet b(21 on relative two side), described fresh wind port (8) locates to be provided with new air-valve, be disposed with filter (9) by new wind approach axis in described air-conditioner housing, indirect evaporation cooler b(10), return air mixed zone (11), mechanical refrigeration surface cooler (12), direct evaporative cooler b(13), water fender b(14) and pressure fan b(15), described indirect evaporation cooler b(10) top is provided with water fender c(22), described water fender c(22) be provided with exhaust outlet on corresponding machine unit shell roof, be provided with exhaust blower in described exhaust outlet.
4. air-conditioning system according to claim 3, is characterized in that, described filter (9) is a kind of in low efficient filter, medium effeciency filter, high-medium efficient filter, inferior high efficiency filter or high efficiency particulate air filter.
5. air-conditioning system according to claim 3, it is characterized in that described indirect evaporation cooler b(10) be a kind of in plate fin type indirect evaporative cooler, tube type indirect evaporative cooler, heat pipe-type indirect evaporation cooler or dew point formula indirect evaporation cooler.
6. air-conditioning system according to claim 3, it is characterized in that, described indirect evaporation cooler b(10), include heat-exchanger rig, the top of described heat-exchanger rig is provided with water-locator, the bottom of described heat-exchanger rig is provided with cistern a(23), described cistern a(23) by water pipe, with described water-locator, be connected, be provided with water pump a(24 on described water pipe).
7. air-conditioning system according to claim 3, it is characterized in that, described direct evaporative cooler b(13), include filler, the top of described filler is provided with water-locator, the bottom of described filler is provided with cistern b(25), described cistern b(25) by feed pipe, with water-locator, be connected, be provided with water pump b(26 on described feed pipe).
8. air-conditioning system according to claim 3, it is characterized in that, described subenvironment double flash evaporation cooling air conditioning group, include machine unit shell, be disposed with return air district (1) in described machine unit shell, indirect evaporation cooler a(2), direct evaporative cooler a(3), water fender a(4) and pressure fan a(5), top, described return air district (1) is provided with return air inlet, described indirect evaporation cooler a(2) top is provided with water fender d(27), described water fender d(27) be provided with exhaust outlet on corresponding machine unit shell roof, be provided with exhaust blower in described exhaust outlet, described pressure fan a(5) be provided with air outlet a(20 on corresponding machine unit shell sidewall).
9. air-conditioning system according to claim 8, is characterized in that, the overall situation district of the air-conditioning system that described overall situation evaporative cooling is combined with mechanical refrigeration, subenvironment double flash evaporation cooling air conditioning group and data center module, the pipe network structure between the subenvironment district are:
The air outlet b(21 of the air-conditioning system that described overall situation evaporative cooling is combined with mechanical refrigeration) by ajutage b(16) arm with the ceiling void at data center module overall situation top, be communicated with respectively, the return fan (18) that the described data center module overall situation ceiling void arranges is by backwind tube a(28) interior return air mixed zone (11) connection of air-conditioning system of combining with mechanical refrigeration with described overall situation evaporative cooling, described return air mixed zone (11) is also by backwind tube b(29) respectively with exhaust duct (19), backwind tube c(30) connect, described backwind tube c(30) with the return air district (1) in described subenvironment double flash evaporation cooling air conditioning group, be communicated with, the air outlet a(20 of described subenvironment double flash evaporation cooling air conditioning group) by ajutage a(6) with the plenum chamber (31) of bottom, described data center module subenvironment floor, be connected.
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| CN104534589A (en) * | 2014-12-17 | 2015-04-22 | 西安工程大学 | Full-air type temperature and humidity independent control evaporation cooling device |
| CN104833029A (en) * | 2015-05-26 | 2015-08-12 | 长沙麦融高科股份有限公司 | Data center water-cooling heat pipe cooling system and method |
| CN105120637A (en) * | 2015-09-15 | 2015-12-02 | 西安工程大学 | Evaporative-cooling, water-cooling and air-cooling composite cooling system for data center |
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