CN211823022U - Waste heat recovery system of data center brand-new air conditioning system - Google Patents
Waste heat recovery system of data center brand-new air conditioning system Download PDFInfo
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- CN211823022U CN211823022U CN202020558881.XU CN202020558881U CN211823022U CN 211823022 U CN211823022 U CN 211823022U CN 202020558881 U CN202020558881 U CN 202020558881U CN 211823022 U CN211823022 U CN 211823022U
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- air conditioning
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- heat recovery
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/56—Heat recovery units
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Abstract
The utility model discloses a data center brand-new wind air conditioning system's waste heat recovery system, include: the data center room is internally divided into an air conditioning equipment room and an IT cabinet room, the side surfaces of the data center room are respectively provided with an air inlet and an air outlet, the air inlet is communicated with the air conditioning equipment room, and the air outlet is communicated with the IT cabinet room; the combined air conditioning unit is arranged between the air conditioning equipment and is communicated with the IT cabinet through a cold air channel; and the exhaust outlet is sequentially provided with a waste heat recovery coil pipe and an exhaust fan along the flowing direction of wind, the inlet end of the waste heat recovery coil pipe is communicated with the cold water pipe, and the outlet end of the waste heat recovery coil pipe is communicated with the hot water pipe.
Description
Technical Field
The utility model relates to an air conditioning system waste heat utilization technical field, concretely relates to data center brand-new wind air conditioning system's waste heat recovery system.
Background
The information disclosed in this background section is only for enhancement of understanding of the general background of the invention and is not necessarily to be taken as an acknowledgement or any form of suggestion that this information constitutes prior art that is already known to a person skilled in the art.
The full fresh air conditioning system is widely applied to data centers in cold and severe cold areas, free cooling of IT equipment of the data centers can be achieved all year round or most of the year round, energy-saving operation of the air conditioning system is achieved, and the full fresh air conditioning system has great reality and long-term significance for energy conservation and emission reduction.
The full fresh air conditioning system of the existing data center comprises: the air with lower outdoor temperature is sent into a machine room through a combined air conditioning unit (AHU) to cool IT equipment, a full fresh air conditioning system adopts a direct current running mode of full fresh air in summer and transition seasons, and the fresh air is heated indoors and then is completely discharged outdoors; in winter, because the outdoor temperature is low and is far lower than the air inlet temperature required by the data center, part of machine room hot return air and outdoor low-temperature fresh air need to be mixed, so that the temperature of the mixed air reaches the air supply temperature required by IT equipment, and the other part of hot air is discharged to the outside. Two operating conditions, the first causing total waste of waste heat and the second leaving at least about 30-50% of the waste heat unutilized.
Disclosure of Invention
In order to solve the technical problem that exists among the prior art, the utility model aims at providing a data center all new trend air conditioner's waste heat recovery system, this waste heat recovery system can retrieve the waste heat of airing exhaust for produce life hot water, perhaps supply to computer lab and office area winter, adjust the temperature of new trend, so that cool down to the computer lab.
In order to solve the above technical problem, one or more embodiments of the present invention provide the following technical solutions:
a waste heat recovery system of a data center fresh air conditioning system comprises:
the data center room is internally divided into an air conditioning equipment room and an IT cabinet room, the side surfaces of the data center room are respectively provided with an air inlet and an air outlet, the air inlet is communicated with the air conditioning equipment room, and the air outlet is communicated with the IT cabinet room;
the combined air conditioning unit is arranged between the air conditioning equipment and is communicated with the IT cabinet through a cold air channel;
and the exhaust outlet is sequentially provided with a waste heat recovery coil pipe and an exhaust fan along the flowing direction of wind, the inlet end of the waste heat recovery coil pipe is communicated with the cold water pipe, and the outlet end of the waste heat recovery coil pipe is communicated with the hot water pipe.
Compared with the prior art, the utility model discloses an above one or more embodiments's beneficial effect does:
the waste heat recovery coil pipe and the exhaust fan are arranged at the air outlet of the full fresh air conditioning system, air with higher temperature in a data center room is exhausted under the air inducing effect of the exhaust fan, flows through the waste heat recovery coil pipe in the exhaust process, exchanges heat with cold water in the coil pipe, recovers heat in the externally exhausted air, and meanwhile, the cold water is heated, and the heated warm water can be used as domestic water, so that the energy conservation and emission reduction are facilitated.
The indoor air conditioning equipment room of data center is separated with between the IT rack, can prevent effectively that the air of the higher temperature between the IT rack from getting into in the air conditioning equipment room, and then can guarantee the temperature of cold wind.
Drawings
The accompanying drawings, which form a part of the specification, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without unduly limiting the scope of the invention.
Fig. 1 is a schematic structural view of a full fresh air double-side air supply system according to embodiment 1 of the present invention;
fig. 2 is a schematic structural view of a full-fresh-air single-side air supply system according to embodiment 2 of the present invention.
Wherein, 1, a combined air conditioning unit (AHU); 2. an exhaust fan; 3. a first electrically-operated airtight valve; 4. a second electrically-operated airtight valve; 5. an air return opening; 6. a first louver; 7. a second louver; 8. a waste heat recovery coil pipe; 9. a hot water pipe; 10. a cold water pipe; 11. a water circulating pump; 12. a cold air passage; 13. an IT rack.
Detailed Description
It should be noted that the following detailed description is exemplary and is intended to provide further explanation of the invention. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments in accordance with the invention. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.
A waste heat recovery system of a data center fresh air conditioning system comprises:
the data center room is internally divided into an air conditioning equipment room and an IT cabinet room, the side surfaces of the data center room are respectively provided with an air inlet and an air outlet, the air inlet is communicated with the air conditioning equipment room, and the air outlet is communicated with the IT cabinet room;
the combined air conditioning unit is arranged between the air conditioning equipment and is communicated with the IT cabinet through a cold air channel;
and the exhaust outlet is sequentially provided with a waste heat recovery coil pipe and an exhaust fan along the flowing direction of wind, the inlet end of the waste heat recovery coil pipe is communicated with the cold water pipe, and the outlet end of the waste heat recovery coil pipe is communicated with the hot water pipe.
In some embodiments, an air return opening is formed in the partition wall between the air conditioning equipment room and the IT cabinet, sliding rails are arranged on two sides of the air return opening, and baffles are arranged on the sliding rails. The baffle slides on the slide rail, can adjust the aperture in return air inlet, and then can be according to the temperature of external cold air, adjusts the return air volume between the hot-blast air conditioning equipment among the IT rack, with the temperature regulation to suitable temperature of mixed air to be applicable to the cooling of IT rack, this kind of condition is applicable to the condition that the external environment temperature far is less than the required temperature of IT rack cooling in winter.
In some embodiments, the number of the waste heat recovery coils is 2-10, and the waste heat recovery coils are arranged at the hot air exhaust opening along the flow direction of the hot air.
Because the velocity of flow of hot-blast is very fast, the setting of single coil pipe is difficult to in time retrieve the heat in the hot-blast, so, set up multirow coil pipe, can effectively improve thermal recovery efficiency in the hot-blast.
Furthermore, a circulating water pump is arranged on the cold water pipe, when cold water is introduced into the coil pipes to recover heat in the hot air, the cold water can flow through the plurality of coil pipes in series after being pressurized by the circulating water pump, so that the cold water can be sufficiently heated, and the temperature can be utilized.
Furthermore, the outer walls of the hot water pipe and the cold water pipe are both provided with heat insulation layers.
The heat-insulating layer can prevent heat loss when water is circularly heated.
Still further, a hot water storage tank is arranged between the hot water pipe and the circulating water pump, and the storage tank is provided with a heat insulation layer.
The holding tank may temporarily store the heated hot water.
In some embodiments, the air inlet is provided with a first louver and a first electrically-operated sealing valve, and the first electrically-operated sealing valve is positioned at the downstream of the first louver.
The first louver can play a role in preventing rain from entering the data center room along with wind so as to keep the data center room dry.
Furthermore, the number of the air inlets is two, and the two air inlets are respectively arranged on two sides of the data center room.
In some embodiments, the outermost side of the air outlet is further provided with a second electric airtight valve and a second louver, and the second louver is positioned at the downstream of the second electric airtight valve.
Furthermore, the exhaust outlet is two, sets up respectively in the both sides of the top of data center room.
Example 1
As shown in fig. 1, a waste heat recovery system of a data center fresh air conditioning system includes:
the data center room is internally divided into two air conditioning equipment rooms and an IT cabinet room through a wall body, and the IT cabinet room is positioned between the two air conditioning equipment rooms. The side of two air conditioning equipment rooms is provided with air intake and air exit respectively, for both sides air intake and both sides are aired exhaust, and air intake department is provided with first shutter 6 and first electronic airtight valve 3, and first electronic airtight valve 3 is located the low reaches of first shutter 6.
The quantity of air exit is two, is located the top between air conditioning equipment respectively, with air conditioning equipment room intercommunication, and air exit department sets gradually waste heat recovery coil pipe 8, exhaust fan 2, electronic airtight valve of second 4 and second shutter 7 along the flow direction of wind. The inlet end of the waste heat recovery coil 8 is communicated with the cold water pipe 10, and the outlet end of the waste heat recovery coil is communicated with the hot water pipe 9. A plurality of waste heat recovery coils are arranged side by side along hot-blast flow direction, set up on the cold water pipe 10 and set up circulating water pump 11, and circulating water pump 11 effect is responsible for making cold water pass through all coils side by side with this, and the outer wall of hot-water line and cold water pipe all is provided with the heat preservation, is provided with the storage tank between hot-water line and the circulating water pump, and the storage tank is provided with the heat preservation.
An air return opening 5 is formed in a partition wall body between the air conditioning equipment room and the IT cabinet 13, slide rails are arranged on the upper side and the lower side of the air return opening 5, and baffles are arranged on the slide rails and can horizontally slide along the slide rails.
The combined air conditioning unit 1 is disposed between air conditioning equipment and is communicated with the IT cabinet 12 through a cold air passage 12.
The combined air conditioning unit in the all fresh air conditioning system is arranged in the air conditioning equipment rooms on two sides of the IT machine room, the fresh air inlet and the fresh air electric closed valve are arranged on the outer wall of the air conditioning equipment room, and the air outlet, the exhaust fan and the exhaust electric closed valve are arranged in the exhaust small room on the roof of the air conditioning equipment room on one side or two sides. Fresh air is sent into the machine room through the combined air conditioning unit, and is exhausted to the outside through the hot return air channel after the IT cabinet 13 is cooled. When the outdoor temperature is lower, the frequency of the exhaust fan is reduced, the exhaust amount is reduced, a part of exhaust air and outdoor fresh air are mixed to an air supply temperature point, and then the mixture is sent into an IT machine room by a combined air conditioning unit.
When the air of higher temperature is discharged from the air outlet, the air exchanges heat with cold water in the waste heat recovery coil pipe, heat in the air is recovered, and the cold water can be used for daily life after being heated.
Example 2
As shown in fig. 2, a waste heat recovery system of a data center fresh air conditioning system includes:
the data center room is internally divided into an air conditioning equipment room and an IT cabinet room through a wall body, the side surfaces of the data center room are respectively provided with an air inlet and an air outlet, the air inlet is communicated with the air conditioning equipment room, and the air outlet is arranged on the side surface of the IT cabinet room and is used for single-side air inlet and single-side air exhaust. The air inlet is provided with a first louver 6 and a first electric sealing valve 3, and the first electric sealing valve 3 is positioned at the downstream of the first louver 6.
And a waste heat recovery coil pipe 8, an exhaust fan 2, a second electric sealing valve 4 and a second shutter 7 are sequentially arranged at the air outlet along the flowing direction of the wind. The inlet end of the waste heat recovery coil 8 is communicated with the cold water pipe 10, and the outlet end of the waste heat recovery coil is communicated with the hot water pipe 9. The quantity of waste heat recovery coil pipe is 2, arranges along hot-blast flow direction. Be provided with communicating pipe between hot-water line and the cold water pipe, set up circulating water pump on communicating pipe, the outer wall of hot-water line 9 and cold water pipe 10 all is provided with the heat preservation, is provided with the storage tank between hot-water line and the circulating water pump, and the storage tank is provided with the heat preservation.
An air return opening 5 is formed in a partition wall between the air conditioning equipment room and the IT cabinet, sliding rails are arranged on the upper side and the lower side of the air return opening 5, and a baffle is arranged on the sliding rails and can slide along the horizontal direction to adjust the opening degree of the air return opening.
The combined air conditioning unit 1 is arranged between air conditioning equipment and is communicated with an IT cabinet through a cold air channel 12.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. The utility model provides a data center brand-new wind air conditioning system's waste heat recovery system which characterized in that: the method comprises the following steps:
the data center room is internally divided into an air conditioning equipment room and an IT cabinet room, the side surfaces of the data center room are respectively provided with an air inlet and an air outlet, the air inlet is communicated with the air conditioning equipment room, and the air outlet is communicated with the IT cabinet room;
the combined air conditioning unit is arranged between the air conditioning equipment and is communicated with the IT cabinet through a cold air channel;
and the exhaust outlet is sequentially provided with a waste heat recovery coil pipe and an exhaust fan along the flowing direction of wind, the inlet end of the waste heat recovery coil pipe is communicated with the cold water pipe, and the outlet end of the waste heat recovery coil pipe is communicated with the hot water pipe.
2. The waste heat recovery system of the data center fresh air conditioning system according to claim 1, characterized in that: and air return openings are formed in the separating wall bodies between the air conditioning equipment room and the IT cabinet, slide rails are arranged on the upper side and the lower side of each air return opening, and baffles are arranged on the slide rails.
3. The waste heat recovery system of the data center fresh air conditioning system according to claim 1, characterized in that: the number of the waste heat recovery coil pipes is 2-10, and the waste heat recovery coil pipes are arranged in the hot air outlet side by side along the flow direction of hot air.
4. The waste heat recovery system of the data center fresh air conditioning system according to claim 1, characterized in that: and a communicating pipe is arranged between the hot water pipe and the cold water pipe, and a circulating water pump is arranged on the communicating pipe.
5. The waste heat recovery system of the data center fresh air conditioning system according to claim 4, wherein: and the outer walls of the hot water pipe and the cold water pipe are both provided with heat insulation layers.
6. The waste heat recovery system of the data center fresh air conditioning system according to claim 4, wherein: a storage tank is arranged between the hot water pipe and the circulating water pump, and a heat insulation layer is arranged on the storage tank.
7. The waste heat recovery system of the data center fresh air conditioning system according to claim 1, characterized in that: the air inlet is provided with a first louver and a first electric sealing valve, and the first electric sealing valve is positioned at the downstream of the first louver.
8. The waste heat recovery system of the data center fresh air conditioning system according to claim 7, wherein: the number of the air inlets is two, and the two air inlets are respectively arranged on two sides of the data center room.
9. The waste heat recovery system of the data center fresh air conditioning system according to claim 1, characterized in that: the outermost side of the air outlet is also provided with a second electric closed valve and a second shutter, and the second shutter is positioned at the downstream of the second electric closed valve.
10. The waste heat recovery system of the data center fresh air conditioning system according to claim 9, wherein: the exhaust outlets are two and are respectively arranged on two sides of the top of the data center room.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020558881.XU CN211823022U (en) | 2020-04-15 | 2020-04-15 | Waste heat recovery system of data center brand-new air conditioning system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020558881.XU CN211823022U (en) | 2020-04-15 | 2020-04-15 | Waste heat recovery system of data center brand-new air conditioning system |
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| Publication Number | Publication Date |
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| CN211823022U true CN211823022U (en) | 2020-10-30 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202020558881.XU Expired - Fee Related CN211823022U (en) | 2020-04-15 | 2020-04-15 | Waste heat recovery system of data center brand-new air conditioning system |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113108387A (en) * | 2021-04-30 | 2021-07-13 | 广东美的暖通设备有限公司 | Evaporative cooling air conditioning unit with heat recovery function |
| CN113175716A (en) * | 2021-04-30 | 2021-07-27 | 广东美的暖通设备有限公司 | Control method with heat recovery evaporative cooling system and related device |
| CN113194687A (en) * | 2021-04-30 | 2021-07-30 | 广东美的暖通设备有限公司 | Data machine room |
-
2020
- 2020-04-15 CN CN202020558881.XU patent/CN211823022U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113108387A (en) * | 2021-04-30 | 2021-07-13 | 广东美的暖通设备有限公司 | Evaporative cooling air conditioning unit with heat recovery function |
| CN113175716A (en) * | 2021-04-30 | 2021-07-27 | 广东美的暖通设备有限公司 | Control method with heat recovery evaporative cooling system and related device |
| CN113194687A (en) * | 2021-04-30 | 2021-07-30 | 广东美的暖通设备有限公司 | Data machine room |
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Granted publication date: 20201030 Termination date: 20210415 |