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WO2015088186A1 - Dispositif de commande de refroidissement d'un rack de serveurs comprenant une conduite flexible - Google Patents

Dispositif de commande de refroidissement d'un rack de serveurs comprenant une conduite flexible Download PDF

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Publication number
WO2015088186A1
WO2015088186A1 PCT/KR2014/011848 KR2014011848W WO2015088186A1 WO 2015088186 A1 WO2015088186 A1 WO 2015088186A1 KR 2014011848 W KR2014011848 W KR 2014011848W WO 2015088186 A1 WO2015088186 A1 WO 2015088186A1
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WO
WIPO (PCT)
Prior art keywords
duct
cooling
server rack
supplied
temperature
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
PCT/KR2014/011848
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English (en)
Korean (ko)
Inventor
태효식
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
HANKYUNG-INET CO LTD
Original Assignee
HANKYUNG-INET CO LTD
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by HANKYUNG-INET CO LTD filed Critical HANKYUNG-INET CO LTD
Publication of WO2015088186A1 publication Critical patent/WO2015088186A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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Classifications

    • 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
    • H05K7/20736—Forced ventilation of a gaseous coolant within cabinets for removing heat from server blades
    • 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
    • H05K7/18—Construction of rack or frame
    • 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

Definitions

  • the present invention relates to a server rack, and more particularly to a server rack capable of performing a cooling function using a duct made of a flexible material so that the computing equipment mounted therein can operate smoothly. It relates to a cooling control device for a server rack having a flexible duct that can be controlled.
  • server racks on which servers, repeaters, exchangers, and various network equipment are mounted.
  • computing equipment such as servers mounted in the server rack generates heat during its operation to increase the temperature inside the server rack.
  • Such computing equipment operates smoothly at a certain temperature range, whereas if the temperature is too high, There is a risk of loss of life or malfunction.
  • the server rack is provided with a cooling device for maintaining the internal temperature within a predetermined range, and performs the cooling operation by supplying cool air into the server rack from the cooling device.
  • a cooling device for maintaining the internal temperature within a predetermined range, and performs the cooling operation by supplying cool air into the server rack from the cooling device.
  • a rectangular pillar-shaped duct is adopted on both sides of the inner front of the server rack, and the server is mounted in a space between the two ducts, so that the horizontal of the server rack is provided. It causes the width to increase. In this case, if the space between both ducts is adjusted as narrow as possible to the horizontal width of the server, there is a risk of damaging the server by colliding with the duct outer wall when mounting the server.
  • cooling of the server is performed using conduits extending from both sides of the server rack, and ducts for supplying cold air to the conduits are provided on both sides of the server rack. Positioning is a cause of increasing the horizontal width of the server rack, there is a problem that there is a risk of damage to the server by a collision as described above.
  • An object of the present invention for solving the above problems, while supplying cold air to each computer equipment mounted on the server rack using a duct made of a flexible material to expand in accordance with the internal air pressure to form a tube shape, the inside of the server rack It is an object of the present invention to provide a cooling control apparatus for a server rack having a flexible duct capable of controlling the cooling to be performed properly in consideration of the temperature and the pressure of the duct.
  • the cooling control apparatus of the server rack provided with the flexible duct of the present invention for achieving the above object, the main body case having a vertical plate formed vertically by connecting a plurality of horizontal plates and the plurality of horizontal plates, the main body case Located in the cooling module to form a refrigeration cycle to perform the cooling function inside the main body case, made of a flexible material to expand in accordance with the internal air pressure by the cold air supplied from the cooling module to form a tube shape, the cooling module A duct which extends from and is attached to at least one of the inner surfaces of the vertical plate and the horizontal plate and has at least one cold air discharge port for supplying the cold air supplied from the cooling module to the computer equipment mounted inside the main body case; Temperature sensor for measuring the temperature inside the main body case, the air pressure in the duct The amount of cold air supplied to the duct by controlling the temperature of the cooling air supplied to the duct by the cooling module according to the pressure sensor to be measured, and the measurement result of the temperature sensor. It characterized in that it comprises a control module for controlling the.
  • the control module is characterized in that the cooling air temperature supplied by the cooling module is gradually lowered as the temperature inside the main body case increases. .
  • the control module controls the amount of cold air to maintain a predetermined range of the internal air pressure of the duct, the predetermined range is the duct maintains the tube shape It is characterized in that it is determined in the range between the minimum air pressure and the maximum air pressure that can prevent damage to the duct.
  • the control module although the cooling air temperature supplied by the cooling module has reached the minimum temperature that can be supplied to the cooling module, the measurement result of the temperature sensor Accordingly, when it is necessary to increase the output of the cooling module, it is characterized in that the control to increase the amount of cold air in the range in which the internal air pressure of the duct is maintained below the maximum air pressure.
  • the duct is formed in the vertical direction along the inner surface of the vertical plate, or formed in the horizontal direction along the inner surface of the horizontal plate, the cold air discharge port Characterized in that spaced apart from each other in the direction of the computer equipment.
  • the said duct is characterized by forming a cylinder, an elliptic cylinder, or a prismatic shape according to internal air pressure.
  • the duct includes at least one protrusion formed protruding away from each other in the direction of the computer equipment, the cold air outlet connects the inside and the outside of the duct It characterized in that formed in the form of a channel penetrating the protrusion so as to.
  • the cold air discharge port is characterized in that formed in the form of a hole passing through the outer surface of the duct.
  • the duct is characterized in that the material consisting of cloth, rubber, synthetic resin or silicon.
  • the duct expands to a certain shape to supply cold air to a location adjacent to the computer equipment.
  • the required space for the duct can be minimized and the server rack can be miniaturized.
  • FIG. 1 is a perspective view showing a server rack according to an embodiment of the present invention.
  • FIG. 2 is an exemplary view showing some functional blocks of a cooling control device according to an embodiment of the present invention.
  • FIG. 3 is a front view illustrating a state of a duct before supplying cold air according to the embodiment of FIG. 1.
  • FIG. 4 is an exemplary front view illustrating a state in which the cold air is supplied and expanded according to the embodiment of FIG. 1.
  • FIG. 5 is a partially enlarged view illustrating a state of the duct before and after supplying cold air according to the embodiment of FIG. 1.
  • FIG. 6 is a front view illustrating a state of the duct before supplying cold air according to another embodiment of the present invention.
  • FIG. 7 is a front view illustrating a state in which the cold air is supplied and expanded according to the embodiment of FIG. 6.
  • FIG. 8 is a partially enlarged view illustrating a state of the duct before and after supplying cold air according to an embodiment of FIG. 6.
  • the present invention relates to a cooling technology of a server rack equipped with computing equipment such as a server therein.
  • computing equipment such as a server therein.
  • FIG. 1 is a perspective view showing a server rack 100 according to an embodiment of the present invention
  • Figure 2 is an exemplary view showing some functional blocks of the cooling control apparatus according to an embodiment of the present invention
  • Figure 3 is Figure 1
  • the cooling control device of the server rack 100 of the present embodiment the main body case 10, the cooling module 20, the duct 30, the temperature sensor 40, the pressure sensor 50 ) And a control module 60.
  • the main body case 10 includes a plurality of horizontal plates 11 positioned up and down, and a plurality of vertical plates 12 vertically connected by connecting the horizontal plates 11 to form an appearance of the server rack 100.
  • the horizontal plate 11 and the vertical plate 12 of the body case 10 may be made of a rigid material such as metal.
  • a plurality of horizontal shelves 1 are positioned inside the main body case 10, and computing equipment 2 such as a server is mounted on the shelves 1.
  • computing equipment 2 such as a server is mounted on the shelves 1.
  • the front of the main body case 10 is a door (3) is opened and closed to mount the computer equipment (2), the door 3 is the number of the main body case 10 through a connecting mechanism such as a hinge It is attached to the direct plate 12.
  • the cooling module 20 supplies cooling air to the duct 30 through a cooling cycle to perform a cooling operation inside the body case 10.
  • the cooling module 20 is an evaporator that performs the function of absorbing the external heat while the encapsulated refrigerant evaporates, a compressor for compressing the evaporated or expanded refrigerant, and the compressed refrigerant to discharge heat to the outside while condensing It may include a condenser and an expansion valve for expanding the condensed refrigerant supplied to the condenser.
  • the cooling module 20 is located below the main body case 10, but according to the embodiment, the cooling module 20 may be located anywhere inside or outside the main body case 10.
  • the duct 30 serves to guide the cooling air supplied from the cooling module 20 to be supplied into the main body case 10.
  • one end is connected to the cooling module 20 side, and from the cooling module 20.
  • At least one cold air discharge port 33 for supplying the cold air introduced into the computing device 2 mounted inside the main body case 10 is formed.
  • the duct 30 of the present embodiment is extended from the cooling module 20 is installed in the vertical direction on the inner surface of the vertical plate 12 of the main body case 10, in accordance with the embodiment the duct 30 is a vertical plate ( 12) and may be attached to one or more of the inner surface of the horizontal plate (11).
  • the duct 30 may be formed in a vertical direction along an inner surface of the left and right horizontal plates 11 and may be formed in a horizontal direction along an inner surface of the upper vertical plate 12.
  • the duct 30 may be attached to the vertical plate 12 or the horizontal plate 11 by using an adhesive, a socket structure or a bolt, etc., wherein the duct 30 is attached to the vertical plate 12 or the horizontal plate 11. It is also possible to employ a separate coupling member for coupling.
  • the cold air discharge ports 33 are formed to be spaced apart from each other in the direction of the computer equipment 2 to supply the air inside the duct 30 to the computer equipment 2.
  • Duct 30 is made of a flexible material that forms a certain shape according to the internal air pressure, such as cloth, rubber, synthetic resin, or silicon, and when cold air is supplied from the cooling module 20, it expands according to the increase in the internal air pressure to Form the tube shape.
  • the duct 30 may form a cylinder, an elliptic cylinder, or a prismatic cylinder according to the internal air pressure, and in this case, the coupling portion with the vertical plate 12 or the horizontal plate 11 is flat to a certain degree. Can be.
  • the duct 30 includes at least one protrusion 31 formed to protrude spaced apart from each other in the direction of the computer equipment (2).
  • the cold air discharge port 33 is formed in a channel shape penetrating the protrusion 31 to connect the inside and the outside of the duct 30.
  • the cool air inside the duct 30 is discharged to a position closer to the computer equipment 2 through the channel of the protrusion 31, and as a result, the cooling efficiency of the computer equipment 2 is improved.
  • the temperature sensor 40 serves to measure the temperature inside the body case 10, and may employ various temperature sensing elements therefor.
  • the temperature sensor 40 detects a temperature situation that changes as the computing equipment 2 mounted in the server rack 100 operates, and may measure a temperature such as the inner surface of the main body case 10 or the shelf 1. It can be installed anywhere it is.
  • the pressure sensor 50 serves to measure the air pressure according to the cold air in the duct 30, and may employ various pressure sensing elements for this purpose.
  • the pressure sensor 50 detects a situation of air pressure as cold air is supplied from the cooling module 20 to the duct 30, and is located at a suitable place for measuring air pressure inside the duct 30, such as the inner surface of the duct 30. Can be installed.
  • the control module 60 controls the cooling module 20 according to the measurement results of the temperature sensor 40 and the pressure sensor 50 to adjust the temperature and amount of the cold air supplied to the duct 30.
  • the control module 60 may include a calculation unit, a memory or an application program storage therefor.
  • control module 60 controls the temperature of the cold air supplied to the duct 30 from the cooling module 20 to gradually decrease as the temperature measured by the temperature sensor 40, the server rack 100
  • the computing equipment (2) mounted on the) creates a temperature environment that can operate smoothly.
  • control module 60 controls so that the amount of cold air supplied from the cooling module 20 to the duct 30 gradually increases as the temperature measured by the temperature sensor 40 increases. At this time, the control module 60 controls the amount of cold air so that the air pressure inside the duct 30 measured by the pressure sensor 50 maintains a certain range.
  • the range of the internal air pressure of the duct 30 is defined as the range between the minimum air pressure defined so that the duct 30 maintains the tube shape and the maximum air pressure that can prevent the duct 30 from being damaged.
  • the duct 30 of the present embodiment is made of a flexible material that forms a predetermined shape according to the internal air pressure, such as cloth, rubber, synthetic resin, or silicon.
  • the internal air pressure of the duct 30 is excessively low, the cold air discharge port 33 The discharge amount of the cold air through the) is reduced, in particular, the air pressure inside the duct 30 in a portion relatively far from the cooling module 20 is low, the cold air discharge amount in the corresponding portion is lowered.
  • the control module 60 prevents the cooling efficiency inside the main body case 10 from being lowered by maintaining the air pressure in the duct 30 to be equal to or greater than the minimum air pressure.
  • the control module 60 may prevent damage to the duct 30 by preventing the air pressure in the duct 30 to be equal to or less than the maximum air pressure, and prevent the cooling efficiency from being lowered.
  • the control module 60 increases the temperature inside the body case 10 measured by the temperature sensor 40, so that the temperature of the cooling air supplied from the cooling module 20 to the duct 30 is increased by the cooling module 20. While controlling to reach the minimum supplyable temperature, it may be determined that the output of the cooling module 20 needs to be increased by increasing the temperature as a result of the measurement of the temperature sensor 40. In this case, the control module 60 may control the cooling module 20 to increase the amount of cold air in a range in which the internal air pressure of the duct 30 is less than or equal to the maximum air pressure, thereby preventing damage to the duct 30. It is possible to maximize the cooling efficiency while preventing.
  • the duct 30 for supplying the cool air from the cooling module 20 to the computer equipment 2 is contracted and expanded depending on whether the cold air is supplied, and thus, installed using the minimum space in the server rack 100. It is possible to, and contribute to the miniaturization of the server rack (100).
  • the control module 60 of the cooling control device adjusts the temperature and the amount of the cool air supplied from the cooling module 20 to the duct 30 so that the duct 30 can adequately supply the cool air and is not damaged.
  • the cooling operation inside the case 10 can be efficiently controlled.
  • FIG. 6 is a front view illustrating a state of the duct 32 before supplying cold air according to another embodiment of the present invention
  • FIG. 7 is an duct 32 expanded and supplied with cold air according to the embodiment of FIG. 6.
  • Figure 8 is a front view showing the state
  • Figure 8 is a partially enlarged view showing the state of the duct 32 before and after the cold air supply according to an embodiment of FIG.
  • the cooling control apparatus of the server rack 200 of the present embodiment is the main body case 10, the cooling module 20, the duct 32, the temperature sensor 40, the pressure sensor 50 and the control module 60 is configured.
  • the main body case 10 includes a plurality of horizontal plates 11 positioned up and down, and a plurality of vertical plates 12 vertically connected by connecting the horizontal plates 11 to form an appearance of the server rack 200.
  • the computer equipment 2 is mounted on the shelf 1 inside the main body case 10, and the door 3 is positioned on the front surface thereof.
  • the cooling module 20 supplies cooling air to the duct 32 through a cooling cycle to perform a cooling operation inside the body case 10.
  • the duct 32 serves to guide the cool air supplied from the cooling module 20 to be supplied into the body case 10.
  • the duct 32 extends from the cooling module 20 and is attached to the inner surface of the vertical plate 12 of the main body case 10 in the vertical direction.
  • Duct 32 of the present embodiment is made of a flexible material that forms a predetermined shape according to the internal air pressure, such as cloth, rubber, synthetic resin or silicon, and supplies cold air to the computer equipment 2 mounted inside the body case 10 At least one cold air outlet 34 for the purpose.
  • the cold air outlet 34 is formed in the form of one or more holes through the outer surface of the duct 32, each cold air outlet 34 is spaced apart from each other.
  • the duct 32 expands in accordance with an increase in the internal air pressure to form a cylinder, an elliptic cylinder or a prismatic cylinder.
  • FIG. 6 and 8 (a) of the left side shows a state in which no cold air is supplied to the duct 32.
  • the duct 32 is reduced in volume due to a relatively low internal air pressure, thereby taking a contracted form. Done.
  • the shelf 1 is not obstructed to provide a space for mounting the computer equipment 2.
  • the computer equipment 2 is mounted on the shelf 1 in such a state, the computer equipment 2 is not caught by the duct 32, and even if the diarrhea is caught, damage is prevented according to the ductile material of the duct 32.
  • FIG. 7 (b) and 8 (b) show the state in which cold air is supplied to the duct 32.
  • the duct 32 has its volume increased as the internal air pressure is relatively increased, thereby taking an expanded form. do.
  • the duct 32 expands, it partially covers a part of the shelf 1, and supplies cold air through a hole-type cold air discharge port 34 formed near the computer equipment 2.
  • the temperature sensor 40 serves to measure the temperature inside the body case 10, and may employ various temperature sensing elements therefor.
  • the pressure sensor 50 serves to measure the air pressure according to the cold air in the duct 32, and may employ various pressure sensing elements therefor.
  • the control module 60 controls the cooling module 20 according to the measurement results of the temperature sensor 40 and the pressure sensor 50 to adjust the temperature and amount of cold air supplied to the duct 32.
  • the control module 60 controls the temperature of the cold air supplied from the cooling module 20 to the duct 32 to gradually decrease as the temperature measured by the temperature sensor 40 rises.
  • control module 60 controls to gradually increase the amount of cold air supplied from the cooling module 20 to the duct 32 as the temperature measured by the temperature sensor 40 increases, and the control module 60 Controls the amount of cold air so that the air pressure in the duct 32 measured by the pressure sensor 50 is maintained in a certain range.
  • the range of the internal air pressure of the duct 32 is defined as the range between the minimum air pressure defined so that the duct 32 maintains the tube shape and the maximum air pressure which can prevent the duct 32 from being damaged.
  • the control module 60 the temperature inside the main body case 10 measured by the temperature sensor 40 increases, and thus the temperature of the cooling air supplied from the cooling module 20 to the duct 32 is increased by the cooling module 20. While controlling to reach the minimum supplyable temperature, it may be determined that the output of the cooling module 20 needs to be increased by increasing the temperature as a result of the measurement of the temperature sensor 40. In this case, the control module 60 may control the cooling module 20 to increase the amount of cold air in a range in which the internal air pressure of the duct 32 is less than or equal to the maximum air pressure, thereby preventing damage to the duct 32. It is possible to maximize the cooling efficiency while preventing.
  • the duct 32 for supplying the cool air from the cooling module 20 to the computer equipment 2 is contracted and expanded depending on whether the cold air is supplied, the duct 32 is installed using the minimum space in the server rack 200. It is possible to, and contributes to the miniaturization of the server rack (200).
  • the control module 60 of the cooling control device adjusts the temperature and the amount of the cool air supplied from the cooling module 20 to the duct 32 so that the duct 32 can properly supply the cool air and is not damaged.
  • the cooling operation inside the case 10 can be efficiently controlled.

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  • Engineering & Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Computer Hardware Design (AREA)
  • General Engineering & Computer Science (AREA)
  • Cooling Or The Like Of Electrical Apparatus (AREA)

Abstract

La présente invention se rapporte à un dispositif de commande de refroidissement d'un rack de serveurs comprenant une conduite flexible qui peut refroidir de façon uniforme tout le matériel informatique, garantir un espace pour charger le matériel informatique à l'aide de la conduite dans un état contracté avant que de l'air frais ne soit fourni et fournir l'air frais à des positions proches du matériel informatique au moyen de la conduite qui se déploie selon une forme spécifique lorsque l'air frais est fourni, ce qui permet de réduire à un minimum l'espace nécessaire pour la conduite et les parties saillantes, de réduire la taille du rack de serveurs et de réguler la température de l'air frais fourni par un module de refroidissement selon la température régnant à l'intérieur du rack de serveurs ; par régulation de la quantité d'air frais fournie par le module de refroidissement dans une plage qui conserve une pression d'air appropriée dans la conduite, un refroidissement efficace et une prévention efficace des dégâts causés à la conduite peuvent être obtenus.
PCT/KR2014/011848 2013-12-11 2014-12-04 Dispositif de commande de refroidissement d'un rack de serveurs comprenant une conduite flexible Ceased WO2015088186A1 (fr)

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Application Number Priority Date Filing Date Title
KR10-2013-0153852 2013-12-11
KR1020130153852A KR101533005B1 (ko) 2013-12-11 2013-12-11 플렉서블 덕트를 구비한 서버랙의 냉방 제어 장치

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101816060B1 (ko) 2016-09-12 2018-01-08 주식회사 씨엔씨알 서버랙
US20180014433A1 (en) * 2015-05-07 2018-01-11 Dhk Storage, Llc Computer Server Heat Regulation Utilizing Integrated Precision Air Flow
CN113825347A (zh) * 2021-09-17 2021-12-21 武汉兴和云网科技股份有限公司 基于spice开源协议的高性能计算桌面云系统及设备
CN114144016A (zh) * 2020-09-03 2022-03-04 中国联合网络通信集团有限公司 一种机柜冷却系统及其控制方法

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101950215B1 (ko) * 2017-07-11 2019-02-20 네이버비즈니스플랫폼 주식회사 스윙형 코일 장치 및 스윙형 코일을 이용한 냉각 방법

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Publication number Priority date Publication date Assignee Title
KR19990032436A (ko) * 1997-10-18 1999-05-15 윤종용 냉장고
WO2002039024A2 (fr) * 2000-11-09 2002-05-16 Storck Jr Gary A Unite de gestion d'air a plancher sureleve
JP2002374086A (ja) * 2001-06-15 2002-12-26 Hitachi Ltd ラックマウント搭載型情報処理装置の冷却方法
JP2005229126A (ja) * 2005-03-15 2005-08-25 Tateyama Alum Ind Co Ltd 電子機器収納ラック

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR19990032436A (ko) * 1997-10-18 1999-05-15 윤종용 냉장고
WO2002039024A2 (fr) * 2000-11-09 2002-05-16 Storck Jr Gary A Unite de gestion d'air a plancher sureleve
JP2002374086A (ja) * 2001-06-15 2002-12-26 Hitachi Ltd ラックマウント搭載型情報処理装置の冷却方法
JP2005229126A (ja) * 2005-03-15 2005-08-25 Tateyama Alum Ind Co Ltd 電子機器収納ラック

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20180014433A1 (en) * 2015-05-07 2018-01-11 Dhk Storage, Llc Computer Server Heat Regulation Utilizing Integrated Precision Air Flow
KR101816060B1 (ko) 2016-09-12 2018-01-08 주식회사 씨엔씨알 서버랙
CN114144016A (zh) * 2020-09-03 2022-03-04 中国联合网络通信集团有限公司 一种机柜冷却系统及其控制方法
CN113825347A (zh) * 2021-09-17 2021-12-21 武汉兴和云网科技股份有限公司 基于spice开源协议的高性能计算桌面云系统及设备

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KR101533005B1 (ko) 2015-07-02
KR20150068077A (ko) 2015-06-19

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