CN205161006U - A bottom-arranged overall cabinet heat exchange device based on dual-cooling and two-stage refrigeration - Google Patents
A bottom-arranged overall cabinet heat exchange device based on dual-cooling and two-stage refrigeration Download PDFInfo
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- 238000001816 cooling Methods 0.000 title claims abstract description 44
- 238000005057 refrigeration Methods 0.000 title claims abstract description 42
- 230000005540 biological transmission Effects 0.000 claims description 6
- 239000003507 refrigerant Substances 0.000 claims description 5
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 3
- 229910052782 aluminium Inorganic materials 0.000 claims description 3
- 229910052802 copper Inorganic materials 0.000 claims description 3
- 239000010949 copper Substances 0.000 claims description 3
- 230000000712 assembly Effects 0.000 abstract 3
- 238000000429 assembly Methods 0.000 abstract 3
- 230000005855 radiation Effects 0.000 abstract 1
- 230000017525 heat dissipation Effects 0.000 description 6
- 238000010586 diagram Methods 0.000 description 3
- 230000009977 dual effect Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000020169 heat generation Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000013021 overheating Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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Abstract
Description
技术领域technical field
本实用新型涉及热交换系统领域,尤其涉及一种用于机房的封闭式换热系统。The utility model relates to the field of heat exchange systems, in particular to a closed heat exchange system for a machine room.
背景技术Background technique
目前国内大型互联网数据中心(IDC)机房内高密度机柜不断增加,设备的集成度越来越高,机房普遍存在发热量大、局部过热严重、耗电量大等问题,散热已成为IDC机房的主要难题,严重威胁机房设备的安全运行。近年来,研发出一种适用于机柜服务器的热管背板产品,具有直接针对热源、解决局部热点、无水引入机房内、运行无噪音、且节省机房空间能更多数量地布置服务器。At present, the number of high-density cabinets in the large-scale Internet data center (IDC) computer room in China continues to increase, and the integration of equipment is getting higher and higher. Problems such as large heat generation, severe local overheating, and large power consumption are common in the computer room. Heat dissipation has become the key point of the IDC computer room. The main problem seriously threatens the safe operation of equipment in the computer room. In recent years, a heat pipe backplane product suitable for cabinet servers has been developed, which can directly target heat sources, solve local hot spots, introduce no water into the computer room, run without noise, save room space and allow more servers to be arranged.
综合热管背板式换热装置的优点,且不改变原有整体机柜外形结构,在整体机柜底层位置布置换热装置,这样能充分利用较高的回风温度实现较低的送风温度,实现大温差制冷,提高服务器的散热性,保证机房设备全年安全可靠运行。Integrating the advantages of the heat pipe back plate heat exchange device, without changing the shape and structure of the original overall cabinet, the heat exchange device is arranged at the bottom of the overall cabinet, so that the higher return air temperature can be fully utilized to achieve a lower air supply temperature, and a large Temperature difference cooling improves the heat dissipation of the server and ensures the safe and reliable operation of the equipment in the computer room throughout the year.
实用新型内容Utility model content
本实用新型的目的是克服现有技术存在的缺陷,提供一种送回风温差大,且能够将较高的回风温度换热形成较低的送风温度的基于双冷却二级制冷的底部布置式整体机柜换热装置。The purpose of the utility model is to overcome the defects of the prior art, and provide a bottom of dual-cooling and secondary refrigeration with a large temperature difference between the return air and the ability to exchange heat from the higher return air temperature to form a lower supply air temperature. Arranged overall cabinet heat exchange device.
本实用新型解决其技术问题所采用的技术方案是:The technical scheme that the utility model solves its technical problem adopts is:
本实用新型的基于双冷却二级制冷的底部布置式整体机柜换热装置,包括整体机柜和位于整体机柜内部底层的二级换热组件,所述整体机柜安装在镂空地板上,所述镂空地板下方为热气流通道,所述整体机柜的四周封闭,所述整体机柜的顶部开设送风口,所述整体机柜的底部开设回风口,所述整体机柜内的热气流由送风口送出,并依次经过镂空地板、热气流通道和回风口回流至整体机柜,热气流经所述二级换热组件换热后直接向整体机柜内送冷风。The bottom-arranged integral cabinet heat exchange device based on dual cooling and secondary refrigeration of the present utility model includes an integral cabinet and a secondary heat exchange component located at the bottom of the integral cabinet, the integral cabinet is installed on a hollow floor, and the hollow floor Below is the hot air passage, the surroundings of the integral cabinet are closed, the top of the integral cabinet is provided with an air supply port, the bottom of the integral cabinet is provided with a return air port, and the hot air in the integral cabinet is sent out from the air supply port, and passes through the The hollowed-out floor, the hot air flow channel and the air return port return to the overall cabinet, and the hot air passes through the secondary heat exchange component for heat exchange and directly sends cold air into the overall cabinet.
本实用新型所述二级换热组件包括回风门、送风门和位于送风门一侧的风机,所述回风门和送风门相对固定在所述二级换热组件两侧面板上,所述风机借助风机面板固定在所述送风门上。The secondary heat exchange assembly of the utility model includes a return air door, an air supply door and a fan located on one side of the air supply door, and the return air door and the air supply door are relatively fixed on both side panels of the secondary heat exchange assembly. The fan is fixed on the air supply door by means of a fan panel.
本实用新型所述回风门朝向所述整体机柜的回风口,所述送风门朝向所述整体机柜的送风口,所述送风门和所述送风口之间设有多个服务器,所述回风口与镂空地板下方的热气流通道连通。The air return door of the utility model faces the air return port of the integral cabinet, the air supply door faces the air supply port of the integral cabinet, and multiple servers are arranged between the air supply door and the air supply port. The return air outlet communicates with the hot air flow channel under the hollowed-out floor.
本实用新型所述回风门和送风门之间设有第一换热翅片和第二换热翅片,所述第一换热翅片和第二换热翅片平行安装在换热器支架上,所述换热器支架固定在两侧面板上并与镂空地板形成夹角。The first heat exchange fin and the second heat exchange fin are arranged between the air return door and the air supply door in the utility model, and the first heat exchange fin and the second heat exchange fin are installed in parallel on the heat exchanger. On the bracket, the heat exchanger bracket is fixed on the side panels and forms an included angle with the hollowed-out floor.
本实用新型所述二级换热组件与外部二级制冷系统连通,所述二级外部制冷系统包括自然冷源制冷系统和机械冷却制冷系统,所述第一换热翅片通过传输管道与自然冷源制冷系统连通,所述第二换热翅片通过传输管道与机械冷却制冷系统连通,机械冷却制冷系统输出的制冷剂温度低于自然冷源制冷系统输出的制冷剂温度。The secondary heat exchange assembly of the utility model communicates with the external secondary refrigeration system, the secondary external refrigeration system includes a natural cold source refrigeration system and a mechanical cooling refrigeration system, and the first heat exchange fin communicates with the natural cooling system through a transmission pipeline. The cold source refrigeration system is connected, and the second heat exchange fin is connected with the mechanical cooling refrigeration system through the transmission pipe, and the temperature of the refrigerant output by the mechanical cooling refrigeration system is lower than that of the natural cooling source refrigeration system.
本实用新型所述第一换热翅片和第二换热翅片为铜管铝翅片换热器或微通道换热器。The first heat exchange fin and the second heat exchange fin described in the utility model are a copper tube aluminum fin heat exchanger or a microchannel heat exchanger.
本实用新型的基于双冷却二级制冷的底部布置式整体机柜换热装置的有益效果是:本实用新型的基于双冷却二级制冷的底部布置式整体机柜换热装置布置在整体机柜中,无需改变原有整体机柜的外形结构,仅在整体机柜的上端和底部开设送风口和回风口,在整体机柜底层布置二级换热组件,整体机柜中的服务器靠近二级换热组件,二级换热组件换热制冷后可以直接向整体机柜内的服务器送冷风,有效解决服务器散热的问题,这样能充分利用较高的回风温度实现较低的送风温度,实现大温差制冷,提高服务器的散热性,保证机房设备全年安全可靠运行。此外,本实用新型的基于双冷却二级制冷的底部布置式整体机柜换热装置采用二级制冷系统,第一级为自然冷源制冷系统,第二级为机械冷却制冷系统,二级制冷系统可以自动切换以实现节能。The beneficial effect of the bottom-arranged integral cabinet heat exchange device based on dual-cooling and secondary refrigeration of the present utility model is that the bottom-arranged integral cabinet heat-exchange device based on dual-cooling and secondary refrigeration of the present utility model is arranged in the integral cabinet without Change the shape and structure of the original overall cabinet, only open air supply and return air outlets on the upper and bottom of the overall cabinet, and arrange secondary heat exchange components at the bottom of the overall cabinet. After the heat exchange and cooling of the heat components, the cold air can be directly sent to the server in the overall cabinet, which can effectively solve the problem of heat dissipation of the server. This can make full use of the higher return air temperature to achieve a lower air supply temperature, realize large temperature difference cooling, and improve the performance of the server. The heat dissipation ensures the safe and reliable operation of the equipment in the computer room throughout the year. In addition, the bottom-arranged overall cabinet heat exchange device based on dual cooling and secondary refrigeration of the present invention adopts a secondary refrigeration system, the first stage is a natural cold source refrigeration system, the second stage is a mechanical cooling refrigeration system, and the secondary refrigeration system Can be switched automatically for energy saving.
附图说明Description of drawings
下面结合附图和具体实施方式对本实用新型作进一步详细的说明。Below in conjunction with accompanying drawing and specific embodiment, the utility model is described in further detail.
图1是本实用新型的基于双冷却二级制冷的底部布置式整体机柜换热装置使用状态示意图;Fig. 1 is a schematic diagram of the use state of the bottom-arranged integral cabinet heat exchange device based on double cooling and secondary refrigeration of the present invention;
图2是本实用新型的二级换热组件结构示意图;Fig. 2 is a schematic structural diagram of the secondary heat exchange assembly of the present invention;
图3是本实用新型的第一换热翅片和第二换热翅片的安装结构示意图。Fig. 3 is a schematic diagram of the installation structure of the first heat exchange fin and the second heat exchange fin of the present invention.
其中:整体机柜1;镂空地板2;二级换热组件3,回风门31,送风门32,风机面板33,第一换热翅片34,第二换热翅片35,换热器支架36;热气流通道4;服务器5。Among them: integral cabinet 1; hollow floor 2; secondary heat exchange assembly 3, return air door 31, air supply door 32, fan panel 33, first heat exchange fin 34, second heat exchange fin 35, heat exchanger support 36; thermal tunnel 4; server 5.
具体实施方式detailed description
实施例一:Embodiment one:
如图1-3所示,本实施例的基于双冷却二级制冷的底部布置式整体机柜1换热装置包括整体机柜1和位于整体机柜1内部底层的二级换热组件3,整体机柜1安装在镂空地板2上,镂空地板2下方为热气流通道4,整体机柜1的四周封闭,整体机柜1的顶部开设送风口,整体机柜1的底部开设回风口,整体机柜1的送风口排出的热气流经过镂空地板2、热气流通道4和回风口回流至整体机柜1,热气流经二级换热组件3换热后形成冷气流直接向整体机柜1内送冷风,给整体机柜1内的服务器5散热。As shown in Figures 1-3, the bottom-arranged integrated cabinet 1 heat exchange device based on dual cooling and secondary refrigeration in this embodiment includes an integrated cabinet 1 and a secondary heat exchange component 3 located at the bottom of the integrated cabinet 1. The integrated cabinet 1 Installed on the hollow floor 2, the bottom of the hollow floor 2 is the hot air flow channel 4, the surrounding of the integral cabinet 1 is closed, the top of the integral cabinet 1 is provided with an air supply port, the bottom of the integral cabinet 1 is provided with a return air port, and the air supply port of the integral cabinet 1 is discharged The hot air flows back to the overall cabinet 1 through the hollow floor 2, the hot air channel 4, and the air return port. Server 5 dissipates heat.
在制造时,可使用原有的整体机柜1,无需改变原有整体机柜1的外形结构,仅在整体机柜1的上端和底部开设送风口和回风口,在整体机柜1底层布置二级换热组件3,将多个服务器5布置在二级换热组件3的上方,服务器5靠近二级换热组件3设置,服务器5产生的热气流在风机作用下快速从整体机柜1送风口内排出,热气流经过镂空地板2、热气流通道4和回风口回流至整体机柜1的底部,热气流经二级换热组件3换热制冷后直接向整体机柜1内的服务器5送冷风,这样服务器5散发的热量被迅速带走,同时由二级换热组件3换热制冷形成的冷气流降温,有效解决服务器5散热的问题,这样能充分将较高的回风温度转变为较低的送风温度,实现大温差制冷,提高服务器5的散热性,保证机房设备全年安全可靠运行。During manufacture, the original overall cabinet 1 can be used without changing the shape and structure of the original overall cabinet 1, only air supply ports and return air outlets are provided on the upper and bottom of the overall cabinet 1, and secondary heat exchange is arranged on the bottom of the overall cabinet 1 Component 3, a plurality of servers 5 are arranged above the secondary heat exchange component 3, and the servers 5 are arranged close to the secondary heat exchange component 3. The hot air flow generated by the servers 5 is quickly discharged from the air supply port of the overall cabinet 1 under the action of the fan. The hot air flows back to the bottom of the overall cabinet 1 through the hollow floor 2, the hot air channel 4, and the air return port. The dissipated heat is quickly taken away, and at the same time, the cold air flow formed by the heat exchange and cooling of the secondary heat exchange component 3 cools down, effectively solving the heat dissipation problem of the server 5, which can fully convert the higher return air temperature into a lower supply air temperature, realize large temperature difference refrigeration, improve the heat dissipation of the server 5, and ensure the safe and reliable operation of the equipment in the computer room throughout the year.
二级换热组件3包括回风门31、送风门32和位于送风门32一侧的风机,回风门31和送风门32相对固定在二级换热组件3两侧面板上,风机借助风机面板33固定在送风门32上,回风门31朝向整体机柜1的回风口,回风口与镂空地板2下方的热气流通道4连通,送风门32朝向整体机柜1的送风口,送风门32和送风口之间设有多个服务器5。其中,回风门31和送风门32之间设有第一换热翅片34和第二换热翅片35,第一换热翅片34和第二换热翅片35平行安装在换热器支架36上,换热器支架36固定在两侧面板上并与镂空地板2形成夹角。The secondary heat exchange assembly 3 includes a return air door 31, an air supply door 32, and a fan located on one side of the air supply door 32. The return air door 31 and the air supply door 32 are relatively fixed on the two side panels of the secondary heat exchange assembly 3. The fan uses The fan panel 33 is fixed on the air supply door 32, the air return door 31 faces the air return port of the integral cabinet 1, the return air port communicates with the hot air flow channel 4 under the hollow floor 2, the air supply door 32 faces the air supply port of the integral cabinet 1, and the air supply A plurality of servers 5 are arranged between the door 32 and the air outlet. Wherein, a first heat exchange fin 34 and a second heat exchange fin 35 are arranged between the air return door 31 and the air supply door 32, and the first heat exchange fin 34 and the second heat exchange fin 35 are installed in parallel on the heat exchange On the heat exchanger support 36, the heat exchanger support 36 is fixed on the side panels and forms an included angle with the hollow floor 2.
二级换热组件3与外部二级制冷系统连通,二级外部制冷系统包括自然冷源制冷系统和机械冷却制冷系统,第一换热翅片34通过传输管道与自然冷源制冷系统连通,第二换热翅片35通过传输管道与机械冷却制冷系统连通,机械冷却制冷系统输出的制冷剂温度低于自然冷源制冷系统输出的制冷剂温度。The secondary heat exchange assembly 3 communicates with the external secondary refrigeration system. The secondary external refrigeration system includes a natural cooling source refrigeration system and a mechanical cooling refrigeration system. The first heat exchange fin 34 communicates with the natural cooling source refrigeration system through a transmission pipe. The second heat exchange fin 35 communicates with the mechanical cooling and refrigeration system through the transmission pipe, and the temperature of the refrigerant output by the mechanical cooling and refrigeration system is lower than the temperature of the refrigerant output by the natural cooling source refrigeration system.
当室内外温差满足开启自然冷源条件时,机械冷却模式自动关闭,开启节能运行模式,利用外部的自然冷源系统通过第一换热翅片34制冷;当自然冷源制冷系统单独无法满足机房内所需温度时机械冷却模式开启,两者同时运行,这样可以获得更低温度的冷气流,对服务器5有效散热,保证机房设备安全运行,二级制冷系统自动切换可以提高节能效果。When the indoor and outdoor temperature difference meets the conditions for turning on the natural cooling source, the mechanical cooling mode is automatically turned off, and the energy-saving operation mode is turned on, using the external natural cooling source system to cool through the first heat exchange fin 34; when the natural cooling source cooling system alone cannot meet the requirements of the machine room When the required temperature is reached, the mechanical cooling mode is turned on, and the two operate at the same time, so that a cold air flow with a lower temperature can be obtained, which can effectively dissipate heat to the server 5, and ensure the safe operation of the equipment in the computer room. The automatic switching of the secondary cooling system can improve the energy saving effect.
本实施例中的第一换热翅片34和第二换热翅片35为铜管铝翅片换热器或微通道换热器。The first heat exchange fins 34 and the second heat exchange fins 35 in this embodiment are copper tube aluminum fin heat exchangers or microchannel heat exchangers.
应当理解,以上所描述的具体实施例仅用于解释本实用新型,并不用于限定本实用新型。由本实用新型的精神所引伸出的显而易见的变化或变动仍处于本实用新型的保护范围之中。It should be understood that the specific embodiments described above are only used to explain the present utility model, and are not intended to limit the present utility model. Obvious changes or changes derived from the spirit of the utility model are still within the protection scope of the utility model.
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
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CN111372400A (en) * | 2018-12-26 | 2020-07-03 | 阿里巴巴集团控股有限公司 | Heat dissipation rack and cooling system |
CN117202636A (en) * | 2023-09-25 | 2023-12-08 | 扬州智能科技有限公司 | Control system of computer lab air conditioner |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
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CN111372400A (en) * | 2018-12-26 | 2020-07-03 | 阿里巴巴集团控股有限公司 | Heat dissipation rack and cooling system |
CN117202636A (en) * | 2023-09-25 | 2023-12-08 | 扬州智能科技有限公司 | Control system of computer lab air conditioner |
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