CN115500061B - A communication cabinet device based on micro channel array cooling and its working method - Google Patents
A communication cabinet device based on micro channel array cooling and its working method Download PDFInfo
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- CN115500061B CN115500061B CN202211273133.7A CN202211273133A CN115500061B CN 115500061 B CN115500061 B CN 115500061B CN 202211273133 A CN202211273133 A CN 202211273133A CN 115500061 B CN115500061 B CN 115500061B
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- air
- cabinet
- air inlet
- shell
- water
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/20709—Modifications to facilitate cooling, ventilating, or heating for server racks or cabinets; for data centers, e.g. 19-inch computer racks
- H05K7/20718—Forced ventilation of a gaseous coolant
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K5/00—Casings, cabinets or drawers for electric apparatus
- H05K5/02—Details
- H05K5/0213—Venting apertures; Constructional details thereof
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/20709—Modifications to facilitate cooling, ventilating, or heating for server racks or cabinets; for data centers, e.g. 19-inch computer racks
- H05K7/208—Liquid cooling with phase change
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- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Computer Hardware Design (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
本发明涉及一种基于细微通道阵列冷却的通信机柜装置及其工作方法，该装置包括：机柜壳体上设置有进风部和出风部，进风部、出风部均与机柜壳体内部相连通，进风部包括开设于机柜壳体侧壁的进风口，进风口内套设安装有进风外壳，进风外壳内设置有空气驱动设备和细微通道阵列，细微通道阵列与水层相连接。与现有技术相比，本发明利用空气驱动设备驱动机柜外侧热空气向机柜内流动，空气流经细微通道阵列并加速附着在通道壁上水的蒸发速率，水的蒸发过程吸收热量，对空气产生冷却效果，同时依靠通道壁结构产生毛细力驱动水槽中的水向壁面补充。本发明能够对通信机柜内部进行高效全面冷却散热，同时降低能耗及运行成本。
The present invention relates to a communication cabinet device based on micro channel array cooling and its working method, the device comprises: an air inlet and an air outlet are arranged on the cabinet shell, the air inlet and the air outlet are both connected with the inside of the cabinet shell, the air inlet comprises an air inlet opened on the side wall of the cabinet shell, an air inlet shell is installed in the air inlet, an air driving device and a micro channel array are arranged in the air inlet shell, and the micro channel array is connected with a water layer. Compared with the prior art, the present invention uses an air driving device to drive the hot air outside the cabinet to flow into the cabinet, the air flows through the micro channel array and accelerates the evaporation rate of water attached to the channel wall, the evaporation process of the water absorbs heat, produces a cooling effect on the air, and at the same time relies on the capillary force generated by the channel wall structure to drive the water in the water tank to replenish the wall surface. The present invention can perform efficient and comprehensive cooling and heat dissipation on the inside of the communication cabinet, while reducing energy consumption and operating costs.
Description
Technical Field
The invention relates to the technical field of electric equipment cooling, in particular to a communication cabinet device based on micro-channel array cooling and a working method thereof.
Background
Communication cabinet is a common electrical equipment, and a plurality of communication equipment is usually arranged in the cabinet, so that a large amount of heat is generated during normal operation, the temperature in the cabinet is increased, part of communication equipment is sensitive to the temperature, the equipment cannot normally operate due to the temperature increase, and therefore heat is required to be dissipated in the cabinet, so that the heat is timely discharged.
The communication cabinet at present mainly adopts two heat dissipation modes, namely 1, an air conditioner is utilized to dissipate heat of the cabinet, the mode is generally used for a large-sized cabinet, the purpose of high-efficiency cooling can be achieved, but the energy consumption of the air conditioner is larger, the operation cost is higher, 2, a fan is utilized to dissipate heat of the cabinet, the mode is generally used for a small-sized cabinet, the power of the fan is far smaller than that of the air conditioner, the operation cost can be remarkably reduced, but the heat dissipation efficiency of the fan is lower, when the environment temperature is higher, the fan often cannot meet the heat dissipation requirement, so that the internal equipment of the cabinet cannot normally operate, and further economic loss is caused.
In addition, the prior art still adopts the liquid cooling mode to cool down communication rack, sprays communication equipment through the mode that drenches promptly with the coolant liquid, but this kind of mode is difficult to cover inside the whole communication rack, and the cooling effect is relatively poor.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provide a communication cabinet device based on micro-channel array cooling and a working method thereof, which can be used for carrying out efficient and comprehensive cooling and heat dissipation on the interior of a communication cabinet and simultaneously reducing energy consumption and operation cost.
The communication cabinet device based on micro-channel array cooling comprises a cabinet shell, wherein an air inlet part and an air outlet part are arranged on the cabinet shell, the air inlet part and the air outlet part are both communicated with the interior of the cabinet shell, the air inlet part comprises an air inlet formed in the side wall of the cabinet shell, an air inlet shell is sleeved in the air inlet, the air inlet shell penetrates into the cabinet shell from the exterior of the cabinet shell, an air driving device and the micro-channel array are arranged at the inlet of the air inlet shell, and the micro-channel array is connected with a water layer.
Further, the micro-channel array comprises a plurality of micro-channels distributed at equal intervals, the directions of the micro-channels are consistent with the directions of air flows in the air inlet shell, and channel walls are arranged between two adjacent micro-channels.
Further, the channel walls form a channel wall structure for generating a capillary phenomenon by etching or attaching a material.
Further, a water tank for containing a water layer is arranged at the bottom in the air inlet shell.
Further, a water inlet communicated with the water tank is formed in the wall surface of the cabinet shell.
Further, a plurality of partition boards used for bearing communication equipment are arranged in the cabinet shell, and a plurality of ventilation holes are formed in the partition boards.
Further, an access door panel capable of being connected in an opening and closing mode is installed on the cabinet shell.
Further, the air driving device includes, but is not limited to, a fan, an air pump.
Further, the air outlet part is specifically a shutter structure.
A method of operation of a communication cabinet apparatus based on microchannel array cooling, comprising the steps of:
s1, driving hot air outside a cabinet shell to flow into the cabinet shell by air driving equipment;
S2, air flows through a micro channel array in the air inlet shell, the evaporation rate of water attached to the channel wall is accelerated, heat is absorbed in the evaporation process of the water, and then the air is cooled;
the cold air generated in the process continuously flows into the cabinet shell to rapidly cool the internal communication equipment and flows out from the air outlet part at the other side of the cabinet shell.
Compared with the prior art, the invention has the following advantages:
According to the invention, the air inlet part is arranged on the side wall of the cabinet shell and comprises the air driving equipment and the micro channel array which are arranged in the air inlet shell, and the micro channel array is connected with the water layer, so that the micro channel array is used as an air channel, the contact area between air and the wall surface can be increased, the air can be efficiently cooled by combining the evaporative cooling effect of water, and the inside of the cabinet can be comprehensively and efficiently cooled without additional energy consumption.
According to the invention, the partition plate provided with the plurality of ventilation holes is arranged in the cabinet shell, so that the circulation effect of the cold air in the cabinet shell can be further improved, and the uniform flow of the cold air in the cabinet shell is ensured.
In the invention, the channel walls are arranged between two adjacent micro channels of the micro channel array, the channel wall structure for generating capillary phenomenon is formed by etching or attaching materials, water in a water layer is driven by capillary force to timely supplement the channel walls, the cooling effect on air is ensured, and the energy consumption and the running cost are low.
Drawings
FIG. 1 is a schematic diagram of a front structure of a communication cabinet device according to an embodiment;
FIG. 2 is a schematic diagram of a back structure of a communication cabinet device according to an embodiment;
FIG. 3 is a schematic view of the structure of the air inlet;
The figure shows that 1, a cabinet shell, 2, an air inlet shell, 3, an air inlet, 4, air driving equipment, 5, a micro-channel array, 6, an air outlet part, 7, a water inlet, 8, a partition board, 9 and an access door plate.
Detailed Description
The invention will now be described in detail with reference to the drawings and specific examples.
Examples
As shown in fig. 1 and fig. 2, a communication cabinet device based on micro-channel array cooling includes a cabinet housing 1, an air inlet portion is provided at the top of one side of the cabinet housing 1, an air outlet portion 6 is provided at the bottom of the other side of the cabinet housing 1, the air inlet portion and the air outlet portion 6 are both communicated with the interior of the cabinet housing 1, and in this embodiment, the air outlet portion 6 adopts a shutter structure.
As shown in fig. 3, the air inlet portion includes an air inlet 3 formed on a side wall of the cabinet housing 1, an air inlet housing 2 is sleeved in the air inlet 3, the air inlet housing 2 penetrates from the outside of the cabinet housing 1 and extends to the inside of the cabinet housing 1, an air driving device 4 is arranged at an inlet of the air inlet housing 2, in this embodiment, the air driving device 4 adopts a fan, a fine channel array 5 is arranged at a rear side of the fan, a bottom of the fine channel array 5 is connected with a water layer, and the fan is located outside the cabinet housing 1.
The micro-channel array 5 includes a plurality of micro-channels distributed at equal intervals, the micro-channel direction is consistent with the air flow direction in the air inlet housing 2, channel walls are arranged between two adjacent micro-channels, and the channel walls form a channel wall structure for generating capillary phenomenon by etching or attaching materials.
The bottom in the air inlet shell 2 is provided with the basin that is used for holding the water layer, sets up the water inlet 7 that is linked together with the basin on the wall of rack casing 1, is connected with outside water source in order to introduce the water basin and form the water layer.
The cabinet housing 1 is internally provided with a partition 8 for carrying communication equipment, and the partition 8 is provided with a plurality of ventilation holes. In practical applications, a plurality of partitions 8 may be disposed in the cabinet housing 1 from top to bottom.
In addition, an access door panel 9 which can be connected in an openable and closable manner is mounted on the cabinet housing 1, so that later maintenance and inspection are facilitated.
The device is applied to practice, and a specific cooling working process comprises the following steps:
S1, a fan drives hot air outside a cabinet shell to flow into the cabinet shell;
S2, air flows through a micro channel array in the air inlet shell, the evaporation rate of water attached to the channel wall is accelerated, heat is absorbed in the evaporation process of the water, and then the air is cooled;
the cold air generated in the process continuously flows into the cabinet shell to rapidly cool the internal communication equipment and flows out from the air outlet part at the other side of the cabinet shell.
As can be seen from the above, in the technical scheme, the partition board 8 for carrying communication equipment is arranged inside the communication cabinet shell 1, and a plurality of ventilation holes are formed in the partition board 8, so that uniform convection of air inside the cabinet is facilitated;
The both sides of cabinet casing 1 set up air inlet portion and air-out portion 6 respectively, wherein, air inlet portion is including arranging the air intake 3 at communication cabinet casing 1, air intake 3 cover is equipped with air inlet shell 2, inside place air driving device 4 and micro channel array 5, air intake 3 is as the air convection entry, air-out portion 6 is as the air convection outlet, air driving device 4 is used for driving cabinet outside air to inside flow, micro channel array 5 is as the air convection passageway, arrange at air driving device 4 rear side, the bottom has the water layer, form the passageway wall structure through etching or adhesion material, make it can produce capillary phenomenon, the water of water layer in the water tank is in time replenished to the passageway wall through capillary force drive.
The cabinet shell 1 is also provided with a water inlet 7 at the air inlet part, so that an external water source is introduced into a water layer at the bottom of the micro-channel array 5 to supply water to the micro-channel array 5, and the cabinet shell 1 is also provided with an access door plate 9 in a connecting way, thereby facilitating the user to overhaul the communication equipment inside the communication cabinet.
From this, this technical scheme arranges the fine channel array as the air channel in the air drive equipment rear side of communication rack, and the passageway wall forms passageway wall structure through sculpture or adhesion material, makes it can produce the capillary phenomenon, and there is the water layer fine channel array bottom, and this water layer is connected with outside water source through the water inlet on the rack casing. The array of micro channels drives the bottom water to infiltrate all the walls by capillary forces. During operation, the air driving device drives hot air outside the cabinet to flow to the interior of the cabinet, in the process, the air can flow through the micro-channel array and accelerate the evaporation rate of water attached to the channel wall, and the evaporation process of the water absorbs certain heat, so that the air is cooled. The cold air generated in the process can continuously flow into the communication cabinet, so that the rapid cooling of the equipment in the communication cabinet is realized, and then the cold air flows from the air outlet part on the other side of the communication cabinet.
The technical scheme utilizes the micro channel array structure to increase the contact area between air and the channel wall surface, combines the evaporative cooling effect to realize rapid and effective cooling of the air, has high cooling efficiency, only needs energy input by air driving equipment in the whole device, and has the advantages of no extra energy consumption and low energy consumption by arranging the channel wall structure to realize the driving of the water to infiltrate the channel wall surface by capillary force and realizing the cooling of the air by the evaporative cooling phenomenon.
Claims (5)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211273133.7A CN115500061B (en) | 2022-10-18 | 2022-10-18 | A communication cabinet device based on micro channel array cooling and its working method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211273133.7A CN115500061B (en) | 2022-10-18 | 2022-10-18 | A communication cabinet device based on micro channel array cooling and its working method |
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| Publication Number | Publication Date |
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| CN115500061A CN115500061A (en) | 2022-12-20 |
| CN115500061B true CN115500061B (en) | 2025-06-06 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202211273133.7A Active CN115500061B (en) | 2022-10-18 | 2022-10-18 | A communication cabinet device based on micro channel array cooling and its working method |
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Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN218499502U (en) * | 2022-10-18 | 2023-02-17 | 上海交通大学 | Communication cabinet device based on cooling of fine channel array |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101155495B (en) * | 2006-09-27 | 2011-12-21 | 中国科学院工程热物理研究所 | Micro-channel single phase convection and capillary groove phase inversion heat combined cooling method and device |
| CN103402334A (en) * | 2013-08-13 | 2013-11-20 | 江苏省邮电规划设计院有限责任公司 | Micropower heat dissipating cabinet |
| CN103974603A (en) * | 2014-04-17 | 2014-08-06 | 江苏省邮电规划设计院有限责任公司 | Micro-power-dissipation radiating machine cabinet for medium-low power density electronic information machine room |
| CN208638863U (en) * | 2018-06-28 | 2019-03-22 | 青岛特来电新能源有限公司 | Phase change heat exchange device, charger radiating cabinet and charger |
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Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN218499502U (en) * | 2022-10-18 | 2023-02-17 | 上海交通大学 | Communication cabinet device based on cooling of fine channel array |
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