Data center liquid cooling air conditioning system

Abstract

The utility model discloses a data center liquid cooling air-conditioning system, which relates to the technical field of data center air-conditioning systems, and comprises a water cooling device, and the water cooling device comprises a cooling water tower, a water inlet pipe and a water outlet pipe; the radiator is provided with a first port, a second port and a fluid pipeline; the water inlet pipe, the cooling water tower, the water outlet pipe, the second pipeline, the radiator and the first pipeline are communicated to form a circulation loop; the reversing control modules are arranged on the first pipeline and the second pipeline; the technical scheme provided by the utility model has the technical effects that when the radiator is in a heating state, the water inlet pipe is used for conveying hot water in the machine room into the radiator through the first pipeline, and the hot water in the radiator flows back to the cooling water tower through the second pipeline and the water outlet pipe; therefore, the waste heat generated by the server in the machine room is matched with the radiator to heat other equipment.

Description

TECHNICAL FIELD

[0001] The utility model relates to data center air conditioning system technical field especially relates to a data center liquid cooling air conditioning system. BACKGROUND

[0002] The existing computer room is usually equipped with a plurality of energy-consuming equipment, thereby realizing high-performance computing or data transmission exchange functions, but the equipment generates a large amount of heat in the operation process, in order to make the high-energy-consuming equipment operate at a suitable temperature, the computer room is usually equipped with an air conditioning system for heating or refrigeration.

[0003] The existing liquid cooling computer room only cools the servers in the computer room, and does not set up to cool other equipment, so that the computer room is configured with a large number of traditional air conditioning systems, and the heat generated by the operation of the computer room is not utilized, thereby increasing the operation cost of the computer room. UTILITY MODEL CONTENT

[0004] The main purpose of the utility model is to provide a data center liquid cooling air conditioning system, which aims to reduce the operation cost of the computer room.

[0005] In order to achieve the above purpose, the data center liquid cooling air conditioning system provided by the utility model is applied to a computer room, which comprises a water cooling device, the water cooling device comprises a cooling water tower, a water inlet pipe and a water outlet pipe, the water outlet end of the cooling water tower is used to communicate with the computer room through the water outlet pipe, and the water inlet end of the cooling water tower is used to communicate with the computer room through the water inlet pipe; a radiator, the radiator has a first port, a second port, and a fluid pipeline communicating the first port and the second port; the first port is communicated with the water inlet pipe through a first pipeline, and the second port is communicated with the water outlet pipe through a second pipeline; the water inlet pipe, the cooling water tower, the water outlet pipe, the second pipeline, the radiator and the first pipeline are communicated to form a circulation loop; and a reversing control module, the first pipeline and the second pipeline are both provided with the reversing control module, and are used for reversing control of the liquid flow direction in the circulation loop.

[0006] In an embodiment, the reversing control module comprises a first water pump and a second water pump, the first water pump is arranged in the first pipeline, and the second water pump is arranged in the second pipeline.

[0007] In an embodiment, the first pipeline comprises a first conveying pipe and a first bypass pipe connected in parallel, the second pipeline comprises a second conveying pipe and a second bypass pipe connected in parallel; the first water pump is connected in series with the first conveying pipe, the second water pump is connected in series with the second conveying pipe, the reversing control module further comprises a first bypass valve and a second bypass valve, the first bypass valve is arranged in the first bypass pipe, and the second bypass valve is arranged in the second bypass pipe.

[0008] In an embodiment, the reversing control module further comprises a first one-way valve and a second one-way valve, the first one-way valve is connected in series with the first conveying pipe, and the second one-way valve is connected in series with the second conveying pipe.

[0009] In an embodiment, the reversing control module further comprises a control unit, the control unit is electrically connected with the first water pump and the second water pump, and the control unit is used for controlling the power of the first water pump or the second water pump.

[0010] In an embodiment, the control unit is further electrically connected with the first one-way valve and the second one-way valve, and the control unit is used for controlling the valve opening degree of the first one-way valve or the second one-way valve.

[0011] In an embodiment, the control unit is further electrically connected with the cooling water tower, and the control unit is used for controlling the flow of the cooling water tower.

[0012] In an embodiment, the data center liquid cooling air conditioning system further comprises a first three-way pipe and a second three-way pipe, the first pipe is connected with the water inlet pipe through the first three-way pipe, and the second pipe is connected with the water outlet pipe through the second three-way pipe.

[0013] In an embodiment, the heat radiator comprises a shell, heat dissipation fins and a heat dissipation fan, and the heat dissipation fins and the heat dissipation fan are arranged in the shell in a spaced manner.

[0014] In an embodiment, the data center liquid cooling air conditioning system further comprises a cabinet, and the heat radiator is arranged in a plurality of manners, and the plurality of heat radiators are arranged in the cabinet in a spaced manner.

[0015] The technical scheme of the utility model discloses cooling water tower is communicated with machine room through water inlet pipe and water outlet pipe respectively, and cooling water tower is communicated with heat radiator through first pipe and second pipe respectively to form circulation loop, then the reversing control of liquid flow direction in circulation loop is adjusted through reversing control module, and then heat radiator can switch between refrigeration state or heating state, when heat radiator is in refrigeration state, cooling water tower transports cold water in heat radiator through water outlet pipe and second pipe, and cold water returns to cooling water tower through first pipe and water inlet pipe, and then the heat dissipation of other equipment by air conditioner installed in machine room is reduced, when heat radiator is in heating state, water inlet pipe is used to transport hot water heated by the heat of server in machine room to heat radiator through first pipe, and the hot water in heat radiator returns to cooling water tower through second pipe and water outlet pipe, and then the waste heat generated by server in machine room and heat radiator are used to heat other equipment. BRIEF DESCRIPTION OF DRAWINGS

[0016] In order to more clearly illustrate the technical solutions of the embodiments of the present application or the prior art, the following will briefly introduce the drawings needed to be used in the embodiments or the prior art description. Obviously, the drawings described in the following only constitute some of the embodiments of the present application, and for those skilled in the art, other drawings can also be obtained according to the structures shown in the drawings without creative labor.

[0017] Figure 1 The structure schematic view of the embodiment of the data center liquid cooling air conditioning system provided by the present application shows that the reversing control module transports the hot water of the machine room to the radiator.

[0018] Figure 2 The structure schematic view of the embodiment of the data center liquid cooling air conditioning system provided by the present application shows that the reversing control module transports the cold water of the cooling water tower to the radiator.

[0019] Explanation of the reference signs:

[0020] 1, machine room; 2, water cooling device; 21, cooling water tower; 22, water inlet pipe; 23, water outlet pipe; 3, radiator; 31, first port; 32, second port; 33, fluid pipeline; 34, first pipeline; 341, first conveying pipe; 342, first bypass pipe; 35, second pipeline; 351, second conveying pipe; 352, second bypass pipe; 4, reversing control module; 41, first water pump; 42, second water pump; 43, first bypass valve; 44, second bypass valve; 45, first check valve; 46, second check valve; 5, battery equipment shell.

[0021] The implementation, functional features and advantages of the present application will be further described with reference to the embodiments and the accompanying drawings. DETAILED DESCRIPTION

[0022] The technical solutions in the embodiments of the present application will be described clearly and completely below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments only constitute some of the embodiments of the present application, and not all the embodiments. Based on the embodiments in the present application, all the other embodiments obtained by those skilled in the art without creative labor belong to the protection scope of the present application.

[0023] It should be noted that if the embodiments of the present application involve directional indications (such as up, down, left, right, front, back, …), the directional indications are only used to explain the relative position relationship, movement condition and the like between the components in a certain specific posture, and if the specific posture changes, the directional indications also change accordingly.

[0024] In addition, if the description of "first", "second" and the like is involved in the embodiments of the utility model, the description of "first", "second" and the like is only for the purpose of description, and cannot be understood as indicating or implying the relative importance of the same or implicitly indicating the number of the indicated technical features. Therefore, the features limited by "first", "second" can be explicitly or implicitly included at least one of the features. In addition, if "and / or" or "and / or" appears throughout the text, it means that the three parallel schemes are included, for example, "A and / or B" includes A scheme, or B scheme, or A and B simultaneously satisfy the scheme. In addition, the technical solutions of each embodiment can be combined with each other, but it must be based on the realization of ordinary skilled in the art, when the combination of technical solutions appears contradictory or unachievable, it should be considered that the combination of technical solutions does not exist, also not within the protection scope required by the utility model.

[0025] The utility model provides a kind of data center liquid cooling air conditioning system.

[0026] Please refer to Figure 1 And Figure 2 In an embodiment of the utility model, the data center liquid cooling air conditioning system is applied to the computer room 1, and the data center liquid cooling air conditioning system includes water cooling device 2, radiator 3 and reversing control module 4;The water cooling device 2 includes cooling water tower 21, water inlet pipe 22 and water outlet pipe 23, and the water outlet end of the cooling water tower 21 is used to communicate the computer room 1 by the water outlet pipe 23, and the water inlet end of the cooling water tower 21 is used to communicate the computer room 1 by the water inlet pipe 22;The radiator 3 has first port 31, second port 32, and fluid pipe 33 that communicates the first port 31 and the second port 32;The first port 31 is communicated by first pipe 34 the water inlet pipe 22, and the second port 32 is communicated by second pipe 35 the water outlet pipe 23;The water inlet pipe 22, the cooling water tower 21, the water outlet pipe 23, the second pipe 35, the radiator 3, the first pipe 34 are communicated to form circulation loop;The first pipe 34 and the second pipe 35 are each equipped with the reversing control module 4, and are used to control the flow direction of liquid in the circulation loop.

[0027] The technical scheme of the utility model discloses cooling water tower 21 is connected with machine room 1 through water inlet pipe 22 and water outlet pipe 23 respectively, and cooling water tower 21 is connected with radiator 3 through first pipeline 34 and second pipeline 35 respectively to form a circulating loop, then the reversing control of the liquid flow direction in the circulating loop is adjusted through reversing control module 4, and then radiator 3 can switch between refrigeration state or heating state, when radiator 3 is in refrigeration state, cooling water tower 21 sends cold water into radiator 3 through water outlet pipe 23 and second pipeline 35, and the cold water returns to cooling water tower 21 through first pipeline 34 and water inlet pipe 22, and then the installation of air conditioner in machine room 1 reduces the heat dissipation of other equipment, when radiator 3 is in heating state, water inlet pipe 22 is used to send hot water generated by the heat of the server in machine room 1 into radiator 3 through first pipeline 34, and the hot water in radiator 3 returns to cooling water tower 21 through second pipeline 35 and water outlet pipe 23, so as to heat radiator 3 by the waste heat generated by the server in machine room 1.

[0028] In the embodiment, cooling water tower 21 can be used to provide cold water or hot water for machine room 1, and the hot water flowing back to cooling water tower 21 from machine room 1 is refrigerated. Fluid pipeline 33 can include a plurality of straight conveying sections and a plurality of corner conveying sections, the plurality of straight conveying sections are arranged at intervals in radiator 3, and adjacent straight conveying sections are communicated through corner conveying sections, thereby prolonging the flow time of hot water or cold water in radiator 3, and thereby improving the refrigeration or heating efficiency of radiator 3.

[0029] In the embodiment, the cooling water tower 21, the water inlet pipe 22, the water outlet pipe 23, the second pipeline 35, the radiator 3, and the first pipeline 34 are connected to form a circulation loop, so that the reversing control module 4 can more conveniently extract the hot water in the machine room 1 backflow to the cooling water tower 21 to the radiator 3 for heating. The reversing control module 4 controls the flow direction of the liquid in the circulation loop, so that the radiator 3 can be switched between the refrigeration and heating working states. The machine room 1 can include servers, and the servers can include multiple high-power devices. When the multiple high-power devices are operated, a high-temperature environment is generated. The cooling water tower 21 can deliver cold water to the servers in the machine room 1 through the water outlet pipe 23, and the cold water can absorb a large amount of heat to dissipate heat for the servers. The heat absorbed by the cold water can form warm water or hot water. According to the heating demand of the radiator 3, part of the warm water or hot water in the water inlet pipe 22 is delivered to the radiator 3 through the reversing control module 4 to heat the radiator 3, so that the radiator 3 can heat other devices. The warm water or hot water is backflowed to the cooling water tower 21 through the second port 32, the second pipeline 35, and the water outlet pipe 23, and the remaining unused hot water is backflowed to the cooling water tower 21 through the water inlet pipe 22 for cooling. In this way, the waste heat generated by the servers can be used to heat other devices, so that the utilization of the heat generated by the servers is improved. In order to reduce the operation cost of the machine room 1, under the operation of the reversing control module 4, the cooling water tower 21 can deliver cold water to the radiator 3 through the water outlet pipe 23 and the second pipeline 35, and the cold water is backflowed to the cooling water tower 21 through the first pipeline 34 and the water inlet pipe 22, so that the radiator 3 can dissipate heat for other devices in the machine room 1, thereby reducing the number of traditional air conditioning systems arranged in the machine room 1.

[0030] As shown in Figure 1 and Figure 2 , the reversing control module 4 includes a first water pump 41 and a second water pump 42. The first water pump 41 is arranged in the first pipeline 34, and the second water pump 42 is arranged in the second pipeline 35.

[0031] In the embodiment, in order to improve the extraction efficiency of the hot water, the first water pump 41 is arranged in the first pipeline 34, and the first water pump 41 is operated to generate negative pressure in the first pipeline 34, so that the hot water in the water inlet pipe 22 is extracted to the fluid pipe 33 of the radiator 3 through the first pipeline 34, and the radiator 3 can heat other devices by using the hot water. In order to improve the extraction efficiency of the cold water, the second water pump 42 is arranged in the second pipeline 35, and the second water pump 42 is operated to generate negative pressure in the second pipeline 35, so that the cold water in the water outlet pipe 23 is extracted to the fluid pipe 33 of the radiator 3 through the second pipeline 35, and the radiator 3 can dissipate heat for other devices by using the cold water. The reversing control module 4 uses a water pump as a power source, so that the production cost of the application is reduced.

[0032] As Figure 1 and Figure 2 shown, the first pipeline 34 includes a first delivery pipe 341 and a first bypass pipe 342 in parallel communication, and the second pipeline 35 includes a second delivery pipe 351 and a second bypass pipe 352 in parallel communication; the first water pump 41 is in series with the first delivery pipe 341, the second water pump 42 is in series with the second delivery pipe 351, and the reversing control module 4 further includes a first bypass valve 43 and a second bypass valve 44, the first bypass valve 43 is arranged in the first bypass pipe 342, and the second bypass valve 44 is arranged in the second bypass pipe 352.

[0033] In this embodiment, when the radiator 3 needs to be in the refrigeration state, the first bypass valve 43 is opened, the second bypass valve 44 is closed, the cooling water tower 21 flows out cold water from the water outlet pipe 23, under the driving of the second water pump 42, the cold water enters the fluid pipeline 33 through the second delivery pipe 351 and the second port 32, the cold water flows to the first bypass pipe 342 through the fluid pipeline 33, and is delivered to the cooling water tower 21 through the first delivery pipe 341 and the water inlet pipe 22. By arranging the first bypass pipe 342 and the first bypass valve 43, and by controlling the opening or closing of the first bypass valve 43, it is more convenient to deliver the cold water to the water inlet pipe 22 through the first bypass pipe 342, and it is more convenient for the reversing control module 4 to control the flow direction of the liquid in the circulating loop.

[0034] In this embodiment, when the radiator 3 needs to be in the heating state, the second bypass valve 44 is opened, the first bypass valve 43 is closed, the hot water heated by the heat generated by the server flows out from the water inlet pipe 22, under the driving of the first water pump 41, the hot water enters the fluid pipeline 33 through the first delivery pipe 341 and the first port 31, the hot water flows to the second bypass pipe 352 through the fluid pipeline 33, and is delivered to the cooling water tower 21 through the second delivery pipe 351 and the water outlet pipe 23. By arranging the second bypass pipe 352 and the second bypass valve 44, and by controlling the opening or closing of the second bypass valve 44, it is more convenient to deliver the hot water to the water outlet pipe 23 through the second bypass pipe 352, and it is more convenient for the reversing control module 4 to control the flow direction of the liquid in the circulating loop.

[0035] As Figure 1 and Figure 2 shown, the reversing control module 4 further includes a first one-way valve 45 and a second one-way valve 46, the first one-way valve 45 is in series with the first delivery pipe 341, and the second one-way valve 46 is in series with the second delivery pipe 351.

[0036] In the embodiment, the first one-way valve 45 is unidirectional to the flow direction from the water inlet pipe 22 to the first delivery pipe 341, by controlling the opening or closing of the first one-way valve 45, so as to more conveniently control the flow of hot water delivered to the fluid pipe 33 through the first delivery pipe 341, and then more conveniently control the reversing control module 4 to control the flow direction of the liquid in the circulating loop. The second one-way valve 46 is unidirectional to the flow direction from the water outlet pipe 23 to the second delivery pipe 351, by controlling the opening or closing of the second one-way valve 46, so as to more conveniently control the flow of cold water delivered to the fluid pipe 33 through the second delivery pipe 351, and then more conveniently control the reversing control module 4 to control the flow direction of the liquid in the circulating loop.

[0037] In one embodiment, the reversing control module further comprises a control unit, the control unit is electrically connected with the first water pump 41 and the second water pump 42, and the control unit is used to control the power of the first water pump 41 or the second water pump 42. In order to further improve the control accuracy of the flow of hot water or cold water into the radiator 3, the control unit is electrically connected with the first water pump 41 and the second water pump 42, and the power of the first water pump 41 or the second water pump 42 is controlled, so as to control the flow of hot water or cold water into the radiator 3.

[0038] In one embodiment, the control unit is further electrically connected with the first one-way valve 45 and the second one-way valve 46, and the control unit is further used to control the valve opening of the first one-way valve 45 or the second one-way valve 46. In order to further improve the control accuracy of the flow of hot water or cold water into the radiator 3, the control unit is electrically connected with the first one-way valve 45 and the second one-way valve 46, and the valve opening of the first one-way valve 45 or the second one-way valve 46 is controlled, so as to control the flow of hot water or cold water into the first pipe 34 or the second pipe 35.

[0039] In one embodiment, the control unit is further electrically connected with the cooling water tower 21, and the control unit is used to control the flow of the cooling water tower 21. In order to further improve the control accuracy of the flow of hot water or cold water into the radiator 3, the control unit is electrically connected with the cooling water tower 21, and the flow pressure provided by the cooling water tower 21 is controlled, so as to control the flow of hot water or cold water into the first pipe 34 or the second pipe 35.

[0040] As shown in Figure 1 and Figure 2 The data center liquid cooling air conditioning system further comprises a first three-way valve and a second three-way valve, the first pipe 34 is connected to the water inlet pipe 22 through the first three-way valve, and the second pipe 35 is connected to the water outlet pipe 23 through the second three-way valve.

[0041] In the embodiment, in order to control the flow direction of the liquid in the circulation loop more conveniently, a first three-way pipe is arranged at the communication position of the water inlet pipe 22 and the first conveying pipe 341, so that the water inlet pipe 22 can convey hot water or cold water to the machine room 1, and at the same time, the cold water in the radiator 3 can be conveyed from the water inlet pipe 22 to the cooling water tower 21, and the first water pump 41 can extract the hot water flowing back to the cooling water tower 21 from the machine room 1 to the radiator 3. In order to further control the flow direction of the liquid in the circulation loop more conveniently, a second three-way pipe is arranged at the communication position of the water outlet pipe 23 and the second conveying pipe 351, so that the water outlet pipe 23 can convey hot water or cold water to the machine room 1, and at the same time, the hot water in the radiator 3 can be conveyed from the water outlet pipe 23 to the cooling water tower 21, and the second water pump 42 can extract the cold water to the radiator 3. It should be noted that the first three-way pipe and the second three-way pipe are not marked in the drawings.

[0042] As shown in Figure 1 and Figure 2 , the data center liquid cooling air conditioning system further comprises a battery equipment shell (not marked), and the radiator 3 is arranged in the battery equipment shell, or the radiator 3 is attached to the battery equipment shell.

[0043] In the embodiment, the radiator 3 can be used for heat dissipation or heating, and by tightly attaching the radiator 3 to the equipment or arranging the radiator 3 as part of the battery equipment shell, the heating or cooling efficiency of the radiator 3 on the battery equipment is improved.

[0044] In one embodiment, the data center liquid cooling air conditioning system further comprises a cabinet, and the cabinet has a plurality of power modules and a plurality of IT modules. The radiator 3 can be arranged as a plurality of heat dissipation plates, and the plurality of heat dissipation plates are arranged between the plurality of power modules or the plurality of IT modules in a spaced manner, so that the heat dissipation plates provide heat dissipation or heating for the power modules or the IT modules in a single-sided or double-sided attachment manner, thereby improving the heat dissipation or heating efficiency of the heat dissipation plates.

[0045] As shown in Figure 1 and Figure 2 , the radiator 3 comprises a shell, heat dissipation fins and a heat dissipation fan, and the heat dissipation fins and the heat dissipation fan are arranged in the shell in a spaced manner.

[0046] In the embodiment, the radiator 3 adopts heat dissipation fins (not marked) cooperating with a heat dissipation fan (not marked), so as to promote the rapid circulation of air flow near the radiator 3, thereby adjusting the temperature of the environment around the equipment, and improving the heat dissipation efficiency of the radiator 3 on the equipment.

[0047] The above merely illustrates the exemplary embodiments of the present application, and does not limit the patent scope of the present application, and any equivalent structural transformation or direct / indirect application in other related technical fields under the technical concept of the present application and by using the content of the present application specification and drawings are included in the patent protection scope of the present application.

Claims

1. A liquid-cooled air conditioning system for a data center, used in a computer room, characterized in that, The data center liquid-cooled air conditioning system includes: A water-cooling device, comprising a cooling tower, an inlet pipe, and an outlet pipe, wherein the outlet end of the cooling tower is connected to the machine room via the outlet pipe, and the inlet end of the cooling tower is connected to the machine room via the inlet pipe. A radiator having a first port, a second port, and a fluid conduit connecting the first port and the second port; the first port is connected to the inlet pipe via a first conduit, and the second port is connected to the outlet pipe via a second conduit; The inlet pipe, the cooling tower, the outlet pipe, the second pipe, the radiator, and the first pipe are connected to form a circulation loop; and A reversing control module is provided in both the first pipe and the second pipe, and is used to control the reversing direction of liquid flow in the circulation loop.

2. The data center liquid-cooled air conditioning system as described in claim 1, characterized in that, The reversing control module includes a first water pump and a second water pump, wherein the first water pump is located in the first pipeline and the second water pump is located in the second pipeline.

3. The data center liquid-cooled air conditioning system as described in claim 2, characterized in that, The first pipeline includes a first delivery pipe and a first bypass pipe connected in parallel, and the second pipeline includes a second delivery pipe and a second bypass pipe connected in parallel; the first water pump is connected in series with the first delivery pipe, and the second water pump is connected in series with the second delivery pipe; the reversing control module also includes a first bypass valve and a second bypass valve, the first bypass valve being located in the first bypass pipe, and the second bypass valve being located in the second bypass pipe.

4. The data center liquid-cooled air conditioning system as described in claim 3, characterized in that, The reversing control module further includes a first check valve and a second check valve, wherein the first check valve is connected in series in the first delivery pipe and the second check valve is connected in series in the second delivery pipe.

5. The data center liquid-cooled air conditioning system as described in claim 4, characterized in that, The commutation control module also includes a control unit, which is electrically connected to the first water pump and the second water pump. The control unit is used to control the power of the first water pump or the second water pump.

6. The data center liquid-cooled air conditioning system as described in claim 5, characterized in that, The control unit is also electrically connected to the first check valve and the second check valve, and the control unit is also used to control the valve opening degree of the first check valve or the second check valve.

7. The data center liquid-cooled air conditioning system as described in claim 5, characterized in that, The control unit is also electrically connected to the cooling tower, and the control unit is used to control the flow rate of the cooling tower.

8. The data center liquid-cooled air conditioning system as described in claim 1, characterized in that, The data center liquid-cooled air conditioning system also includes a first tee and a second tee, the first pipe is connected to the water inlet pipe through the first tee, and the second pipe is connected to the water outlet pipe through the second tee.

9. The data center liquid-cooled air conditioning system as described in claim 1, characterized in that, The radiator includes a housing, heat dissipation fins, and a cooling fan, with the heat dissipation fins and the cooling fan spaced apart within the housing.

10. The data center liquid-cooled air conditioning system as described in any one of claims 1 to 9, characterized in that, The data center liquid-cooled air conditioning system also includes a cabinet, and multiple heat sinks are provided, with the multiple heat sinks spaced apart inside the cabinet.

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