CN210004537U - Cold water system for reducing running time of host - Google Patents
Cold water system for reducing running time of host Download PDFInfo
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- CN210004537U CN210004537U CN201821657452.7U CN201821657452U CN210004537U CN 210004537 U CN210004537 U CN 210004537U CN 201821657452 U CN201821657452 U CN 201821657452U CN 210004537 U CN210004537 U CN 210004537U
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Abstract
The utility model discloses a reduce cooling water system of host computer operating duration, including mechanical refrigeration system and natural cold source system, wherein, mechanical refrigeration system includes cold source equipment, the accurate air conditioner is used to the data computer lab, the cooling tower, circulating water pump and cooling water pump, mechanical refrigeration system provides the refrigerated water that the temperature is between 5 ℃ to 23 ℃ through cold source equipment, refrigerated water is carried to the low temperature cold water coil pipe in the accurate air conditioner is used to the data computer lab through the refrigerated water pipeline, circulating water pump provides power for refrigerated water, wherein, natural cold source system includes heat-exchanging equipment, the accurate air conditioner is used to the data computer lab, cooling tower second circulating water pump and cooling water pump, the natural cold source system provides the cooling water through the cooling tower, heat-exchanging equipment converts the cooling water into the second refrigerated water that the temperature is between 5 ℃ to 23 ℃, the second refrigerated water is carried to the high temperature cold water coil pipe in the accurate air conditioner is used to the data computer lab through the refrigerated water pipeline, second circulating water pump provides power for the second refrigerated water.
Description
Technical Field
The utility model relates to a heating and ventilation air conditioning field especially is about kinds of cold water system that reduce host computer operating duration.
Background
At present, a large amount of heat is generated in the operation process of a large-scale data machine room, and in order to support the normal operation of the data machine room, the waste heat in the machine room needs to be discharged, so that a refrigeration air-conditioning system is needed to realize the heat. The process of temperature reduction and heat extraction usually requires a large amount of expenditure of energy consumption such as electric power and gas, and the expenditure accounts for a large amount of expenditure, so that the profit level of a large-scale data center is limited.
The method for discharging the waste heat mainly comprises three modes of air cooling, water cooling and liquid cooling, wherein the water cooling mode is a mode usually adopted by a large-scale data center, which is an important mode for reducing the energy consumption of the data center is to reduce the hours of a mechanical refrigeration mode and increase the hours of natural refrigeration mode, in the water cooling mode, a natural cold source and a mechanical refrigeration cold source can be connected in series and in parallel between devices on a cooling water system with and a chilled water system with , the connection mode increases the hours of natural cooling and precooling to degree, however, the mode has the defect of degree in resistance control and precooling potential, in addition, is a mode of utilizing a heat pipe to dissipate the heat of a CPU in a data cabinet, the mode greatly provides the hours of natural cooling, but the mode brings great inconvenience to machine room arrangement, cabinet and the like, and is rarely adopted in practical projects.
The utility model discloses a on the basis of having considered conventional water-cooling refrigerating system, the practical application problem of heat pipe to CPU cooling system, kinds of cold water system that reduce host computer operating duration have been proposed, resistance when this system has overcome the series-parallel connection adjusts the defect, also avoided bringing the overall arrangement to equipment such as data computer lab, rack, server, arrange, the difficulty in the operation, simultaneously, for conventional water-cooling refrigerating system, have the hours that promotes by a wide margin and utilizes the nature cold source, have very high energy-conserving potentiality.
The utility model discloses towards in present stage social technical development level, can be very easy push away and use simultaneously, no matter be to being located the large-scale data center in the north, still to being located southern large-scale data center, this utility model all has and improves usable natural hours by a wide margin, arouses the weather and utilizes the potentiality, reduces air conditioning system's energy consumption by a wide margin, promotes data center energy efficiency.
The information disclosed in this background section is only for enhancement of understanding of the general background of the invention and should not be taken as an acknowledgement or any form of suggestion that this information constitutes prior art already known to a person skilled in the art .
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing reduce the cooling water system of host computer operating duration, it can overcome prior art's shortcoming.
In order to achieve the above object, the utility model provides an reduce cooling water system of host computer operating duration, this cooling water system includes mechanical refrigeration system and natural cold source system, wherein, mechanical refrigeration system includes cold source equipment, the accurate air conditioner is used to the data computer lab, the cooling tower, circulating water pump and cooling water pump, mechanical refrigeration system provides the refrigerated water that the temperature is between 5 ℃ to 23 ℃ through cold source equipment, refrigerated water is carried to the low temperature cold water coil pipe among the accurate air conditioner is used to the data computer lab through the refrigerated water pipeline, circulating water pump is used for providing power so that refrigerated water flows back to cold source equipment from low temperature cold water coil pipe for the refrigerated water, wherein, natural cold source system includes heat transfer equipment, the accurate air conditioner is used to the data computer lab through the refrigerated water pipeline, cooling tower second circulating water pump and cooling water pump, natural cold source system provides the cooling water through the cooling tower, heat transfer equipment changes the cooling water into the second refrigerated water that the temperature is between 5 ℃ to 23 ℃, this second refrigerated water is carried to the high temperature cold water coil pipe in the accurate air conditioner through the data computer lab through the water pipeline, the second circulating water pump is used for providing the high temperature cold water coil pipe so that the high temperature is from the high temperature.
In , the precision air conditioner for data room is a dual-cold-source air-cooled precision air conditioner, which includes a low-temperature cold water coil and a high-temperature cold water coil.
In a preferred embodiment , the low temperature cold water coil is a cold water coil located downstream of the air flow in the data room precision air conditioner, and is located below the data room precision air conditioner using a combination of downward-feeding and upward-returning air flows, and is located above the data room precision air conditioner using a combination of upward-feeding and downward-returning air flows.
In a preferred embodiment of , the high temperature cold water coil is a cold water coil located upstream of the air flow in the data room precision air conditioner, the high temperature cold water coil is located above the data room precision air conditioner using a combination of down-feed and up-return air flows, and the high temperature cold water coil is located below the data room precision air conditioner using a combination of up-feed and down-return air flows.
In a preferred embodiment, a chilled water line is provided between the cooling tower and the cold source device and a chilled water line is provided between the cooling tower and the heat exchange device, wherein the chilled water pump provides circulating power for the water in the chilled water line.
In the preferred embodiment of , the cooling tower is an open tower, a closed tower, or a multi-stage evaporative cooling apparatus.
In , the st water circulation pump and the second water circulation pump are placed on the water return section of the corresponding system, or the th water circulation pump and the second water circulation pump are placed on the water supply section of the corresponding system.
In , in the precision air conditioner for data center room, the hot air in the data center room is first cooled by the high temperature cold water coil and then cooled by the low temperature cold water coil steps.
Compared with the prior art, the utility model discloses a cooling water system of reduction host computer operating duration has following advantage 1) the utility model discloses take the parallel mode to two sets of cold source systems, avoided two sets of cold source systems both can establish ties and can connect in parallel, reduce the series-parallel conversion formula frozen water pipeline, the defect that pressure loss change is not suitable for the operating mode demand in the cooling water pipeline.2) the utility model discloses the frozen water pipeline to two sets of cold source systems sets up respectively, the mixing between the frozen water has been avoided, can exert the intrinsic characteristic of the cold source of different temperature qualities, the hierarchical utilization can improve the efficiency by a wide margin, also provide convenient condition for taking natural cold source simultaneously, reduce and take mechanical refrigeration mode.3) through rationally matching two sets of cold source systems, can be under the prerequisite condition that does not reduce (or change) cold source temperature quality by a wide margin, by a wide margin improvement (or adjust) cooling water system's operation energy consumption expense, thereby, under different climatic zones, the PUE value for realizing reducing data center easily the computer lab that the energy consumption cost is very low, but the air conditioner system has high cost of pushing away.
Drawings
Fig. 1 is a schematic diagram of a chilled water system with reduced host runtime according to an embodiment of the present invention ;
fig. 2 is a schematic diagram of a chilled water system with reduced host runtime according to an embodiment of the present invention ;
FIG. 3 is a schematic diagram of a chilled water system with reduced host run time according to an embodiment of the present invention
Fig. 4 is a schematic diagram of a chilled water system with reduced host runtime according to an embodiment of the present invention .
Detailed Description
The following detailed description of the present invention is provided in conjunction with the accompanying drawings, but it should be understood that the scope of the present invention is not limited by the following detailed description.
Throughout the specification and claims, unless explicitly stated otherwise, the word "comprise", or variations such as "comprises" or "comprising", will be understood to imply the inclusion of a stated element or component but not the exclusion of any other element or component.
The technical solution of the present invention is described in detail below with reference to fig. 1 and 2.
As shown in fig. 1 and fig. 2, the utility model discloses preferred embodiment's cooling water system is in freezing water pipe roadside, cold source equipment 1's both ends are connected with the both ends of the low temperature coil pipe of precision air conditioner 3 for the data computer lab, constitute circulation pipeline, circulating water pump 5 places on the branch of pipeline between cold source equipment 1 and the precision air conditioner 3 for the data computer lab, heat exchange equipment 2's both ends are connected with the both ends of the high temperature coil pipe of precision air conditioner 3 for the data computer lab, constitute circulation pipeline, second circulating water pump 6 places on the branch of pipeline between cold source equipment 1 and the precision air conditioner 3 for the data computer lab.
On the cooling water pipe side, two ends of the cold source device 1 are connected with two ends of the cooling tower 4 to form circulating pipelines, similarly, two ends of the heat exchange device 2 are connected with two ends of the cooling tower 4 to form circulating pipelines, and the cooling water pump 7 is placed on a common branch of the two circulating pipelines.
The th circulating water pump 5 may be placed on the water supply pipe or the water return pipe, and similarly, the second circulating water pump 6 may be placed on the water supply pipe or the water return pipe.
When the cooling tower 4 is an open system, the cooling water pump 7 can only be placed at the water inlet end of the cooling tower 4; when the cooling tower 4 is a closed system, the cooling water pump 7 can be placed at the water inlet end of the cooling tower 4 or at the water outlet end of the cooling tower 4.
The technical scheme of the invention is described in detail below with reference to the attached drawings 3 and 4:
as shown in fig. 3 and 4, the utility model discloses a cooling water system of preferred embodiment is in freezing water pipe roadside, the both ends of cold source equipment 1 are connected with the both ends of the low temperature coil pipe of precision air conditioner 3 for the data computer lab, constitute circulation pipeline, circulating water pump 5 is placed on branch of pipeline between cold source equipment 1 and the precision air conditioner 3 for the data computer lab, the both ends of heat exchange equipment 2 are connected with the both ends of the high temperature coil pipe of precision air conditioner 3 for the data computer lab, constitute circulation pipeline, second circulating water pump 6 is placed on branch of pipeline between cold source equipment 1 and the precision air conditioner 3 for the data computer lab.
On the cooling water pipe side, two ends of the cold source device 1 are connected with two ends of the second cooling tower 4a to form circulation pipelines, the second cooling water pump 7a is placed between the cold source device 1 and the second cooling tower 4a to provide circulation power for the circulation pipelines, two ends of the heat exchange device 2 are connected with two ends of the second cooling tower 4b to form circulation pipelines, and the second cooling water pump 7b is placed between the heat exchange device 2 and the second cooling tower 4b to provide circulation power for the circulation pipelines.
The th circulating water pump 5 may be placed on the water supply pipe or the water return pipe, and similarly, the second circulating water pump 6 may be placed on the water supply pipe or the water return pipe.
When the th cooling tower 4a is an open system, the th cooling water pump 7a can be only placed at the water inlet end of the th cooling tower 4a, and when the th cooling tower 4a is a closed system, the th cooling water pump 7a can be placed at the water inlet end of the th cooling tower 4a or the water outlet end of the th cooling tower 4 a.
When the second cooling tower 4b is an open system, the second cooling water pump 7b II can only be placed at the water inlet end of the second cooling tower 4 b; when the second cooling tower 4b is a closed system, the second cooling water pump 7b may be placed at the water inlet end of the second cooling tower 4b or at the water outlet end of the second cooling tower 4 b.
The utility model discloses a cooling water system's theory of operation specifically as follows:
as shown in fig. 1 and 2, the low-temperature cold source is generated by the cold source device 1 through mechanical refrigeration, and transfers cold energy to chilled water at the side of the mechanical refrigeration system in an evaporator of the cold source device 1, the chilled water is conveyed to 1 a low-temperature cold water coil in the precision air conditioner for the data room through a chilled water pipeline, the low-temperature cold water coil conveys heat absorbed in the data center room back to the cold source device 1 through the chilled water pipeline, a th circulating water pump 5 provides power for cold water circulation in the chilled water pipeline, a condenser of the cold source device 1 conveys the recovered heat to a cooling tower 4 through a cooling water pump 7 in the cooling water pipeline, the cooling tower 4 dissipates the heat into the atmosphere through an evaporation mechanism, the temperature of the cooling water at the outlet of the cooling tower 4 is reduced in response, and the reduced cooling water flows back to the condenser of the cold source device 1 to absorb the heat again, so as to circulate.
The natural cold source system provides cooling water with very low temperature through an evaporation mechanism by a cooling tower 4, then the cooling energy carried in the cooling water is conveyed to the cooling water at the side of a cooling water pipeline through the heat exchange of a heat exchange device 2, and the cooling water is conveyed to a high-temperature cooling water coil pipe in the precision air conditioner for the data machine room 1 through the cooling water pipeline; the high-temperature cold water coil pipe conveys heat absorbed in the data center machine room back to the heat exchange equipment 2 through a chilled water pipeline, and the second circulating water pump 6 provides power for cold water circulation in the chilled water pipeline. The recovered heat is transferred to a cooling tower 4 by a cooling water pump 7 through the heat exchange of a heat exchange device 2, and the heat is dissipated to the atmosphere by the cooling tower 4 through an evaporation mechanism, so that circulation is realized.
In the precision air conditioner 3 for a data center room, hot air having absorbed heat from the data center room is cooled by a high-temperature cold water coil preferentially, and then cooled by steps by a low-temperature cold water chiller.
As shown in fig. 3 and 4, the low-temperature heat sink is generated by the heat sink 1 through mechanical refrigeration, and transfers the cooling energy to the chilled water at the side of the mechanical refrigeration system in the evaporator of the heat sink 1, the chilled water is transported to 1 the low-temperature cold water coil in the precision air conditioner for data room through the chilled water pipeline, the low-temperature cold water coil transports the heat absorbed in the data center room back to the heat sink 1 through the chilled water pipeline, the th circulating water pump 5 provides the power for cold water circulation in the chilled water pipeline, the condenser of the heat sink 1 transports the recovered heat to th cooling tower 4a through the th cooling water pump 7a in the cooling water pipeline, the th cooling tower 4a dissipates the heat to the atmosphere through an evaporation mechanism, the temperature of the cooling water at the outlet of the th cooling tower 4a is decreased in response, and the decreased cooling water flows back to the condenser of the heat sink 1 again to absorb the heat again, so as to circulate.
The natural cold source system provides cooling water with very low temperature through an evaporation mechanism by a second cooling tower 4b, then transfers the cold energy carried in the cooling water to the cooling water at the side of a cooling water pipeline through the heat exchange of the heat exchange equipment 2, and the cooling water is transferred to a high-temperature cooling water coil pipe in the precision air conditioner for the data machine room 1 through the cooling water pipeline; the high-temperature cold water coil pipe conveys heat absorbed in the data center machine room back to the heat exchange equipment 2 through a chilled water pipeline, and the second circulating water pump 6 provides power for cold water circulation in the chilled water pipeline. The recovered heat is transferred to the second cooling tower 4b by the second cooling water pump 7b through the heat exchange of the heat exchange device 2, and the second cooling tower 4b dissipates the heat to the atmosphere through an evaporation mechanism, so that the heat is circulated.
In the precision air conditioner for the data center room 1, hot air absorbing heat from the data center room is cooled through a high-temperature cold water coil preferentially, and then is cooled through a low-temperature cold water unit steps, and the air subjected to cooling twice is sent back to the data center room again to absorb heat, so that circulation is realized.
To sum up, the utility model discloses a cooling water system has carried out very big research and promotion on key nodes such as cold source utilization in grades, efficiency, has reduced air conditioning system energy consumption and expenses by a wide margin, and especially important to data center's energy saving and consumption reduction.
The configuration of the water cooling system according to the preferred embodiment of the present invention is the most basic and core configuration. To the requirement of different grade data center in aspects such as redundancy, availability, can be according to the utility model discloses a structure expands, but the cooling water system that the basic structure is the same all the utility model discloses in the protection scope.
The foregoing descriptions of specific exemplary embodiments of the present invention have been presented for purposes of illustration and description. It is not intended to limit the invention to the precise form disclosed, and obviously many modifications and variations are possible in light of the above teaching. The exemplary embodiments were chosen and described in order to explain certain principles of the invention and its practical application to enable one skilled in the art to make and use various exemplary embodiments of the invention and various alternatives and modifications as are suited to the particular use contemplated. It is intended that the scope of the invention be defined by the claims and their equivalents.
Claims (8)
- A cold water system for reducing the running time of a host, which is characterized in that the cold water system comprises a mechanical refrigeration system and a natural cold source system;the mechanical refrigeration system comprises a cold source device, a precision air conditioner for a data room, a cooling tower, an th circulating water pump and a cooling water pump, the mechanical refrigeration system provides th chilled water with the temperature ranging from 5 ℃ to 23 ℃ through the cold source device, the th chilled water is conveyed to a low-temperature chilled water coil in the precision air conditioner for the data room through a chilled water pipeline, and the th circulating water pump is used for providing power for the th chilled water so that the th chilled water flows back to the cold source device from the low-temperature chilled water coil;the natural cold source system comprises heat exchange equipment, a precision air conditioner for the data machine room, a second circulating water pump of a cooling tower and a cooling water pump, the natural cold source system provides cooling water through the cooling tower, the heat exchange equipment converts the cooling water into second chilled water with the temperature between 5 ℃ and 23 ℃, the second chilled water is conveyed to a high-temperature cold water coil pipe in the precision air conditioner for the data machine room through a chilled water pipeline, and the second circulating water pump is used for providing power for the second chilled water so that the second chilled water flows back to the heat exchange equipment from the high-temperature cold water coil pipe.
- 2. The chilled water system for reducing the running time of a host computer according to claim 1, wherein the precision air conditioner for the data room is a dual-cold-source air-cooled precision air conditioner which comprises a low-temperature chilled water coil and a high-temperature chilled water coil.
- 3. The chilled water system for reducing mainframe runtime of claim 1, wherein said low temperature chilled water coil is a chilled water coil located downstream in the air flow of the precision air conditioner for data rooms; for the data machine room precision air conditioner adopting the combination of air flow for sending air downwards and sending air back upwards, the low-temperature cold water coil is positioned at the lower side of the data machine room precision air conditioner; for the data room precision air conditioner adopting the combination of the up-feeding and down-returning air supply and air flow, the low-temperature cold water coil is positioned on the upper side of the data room precision air conditioner.
- 4. The chilled water system for reducing the run time of a host computer of claim 1, wherein the high temperature chilled water coil is a chilled water coil located upstream of the air flow in a precision air conditioner for a data room; for the data machine room precision air conditioner adopting the combination of air flow for feeding air downwards and feeding air back upwards, the high-temperature cold water coil is positioned on the upper side of the data machine room precision air conditioner; for the data room precision air conditioner adopting the combination of the up-feeding and down-returning type air supply and air flow, the high-temperature cold water coil is positioned at the lower side of the data room precision air conditioner.
- 5. The chilled water system for reducing host runtime of claim 1, wherein the chilled water line is disposed between the cooling tower and the heat sink device and the chilled water line is disposed between the cooling tower and the heat exchanger device, wherein the chilled water pump provides circulating power to the water in the chilled water line.
- 6. The chilled water system for reducing host runtime of claim 1, wherein the cooling tower is an open tower, a closed tower, or a multi-stage evaporative cooling device.
- 7. The chilled water system with reduced host runtime of claim 1, wherein the th and second circulating water pumps are placed on the return section of the corresponding system or the th and second circulating water pumps are placed on the supply section of the corresponding system.
- 8. The chilled water system for reducing the running time of a host computer according to claim 1, wherein in the precision air conditioner for the data center room, the hot air of the data center room is firstly cooled by the high-temperature cold water coil and then is further cooled by steps by the low-temperature cold water coil.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821657452.7U CN210004537U (en) | 2018-10-12 | 2018-10-12 | Cold water system for reducing running time of host |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821657452.7U CN210004537U (en) | 2018-10-12 | 2018-10-12 | Cold water system for reducing running time of host |
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| CN210004537U true CN210004537U (en) | 2020-01-31 |
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| CN201821657452.7U Active CN210004537U (en) | 2018-10-12 | 2018-10-12 | Cold water system for reducing running time of host |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109163399A (en) * | 2018-10-12 | 2019-01-08 | 中国建筑股份有限公司 | Reduce the chilled water system of host runing time |
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2018
- 2018-10-12 CN CN201821657452.7U patent/CN210004537U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109163399A (en) * | 2018-10-12 | 2019-01-08 | 中国建筑股份有限公司 | Reduce the chilled water system of host runing time |
| CN109163399B (en) * | 2018-10-12 | 2024-04-09 | 中国建筑股份有限公司 | Cold water system for reducing running time of host |
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