JP5210280B2 - data center - Google Patents

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Publication number
JP5210280B2
JP5210280B2 JP2009235392A JP2009235392A JP5210280B2 JP 5210280 B2 JP5210280 B2 JP 5210280B2 JP 2009235392 A JP2009235392 A JP 2009235392A JP 2009235392 A JP2009235392 A JP 2009235392A JP 5210280 B2 JP5210280 B2 JP 5210280B2
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heat generating
rack
exhaust
low heat
air
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JP2011081720A (en
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由貴 戸倉
義広 石井
野村  勝
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日立電線ネットワークス株式会社
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Description

  The present invention can prevent the temperature of the air discharged to the hot area from being lowered even if the heat generating device accommodated in the heat generating device containing rack includes a low heat generating device, and can efficiently It relates to a data center that can be collected.

  Heating devices that are heating elements, for example, electronic devices such as servers, are housed in multiple stages in a heat-generating device housing rack such as a server rack and are arranged in an air-conditioned room. In electronic devices such as servers, heat is generated as power is consumed. To eliminate the adverse effects of this heat, air conditioning air (cold air) is generated in the heat generating equipment contained in the heat generating equipment storage rack by a cooling system such as an air conditioner. In general, the heat generated by the heat generating device is removed.

  As conventional data centers, in Patent Document 1 and Patent Document 2, servers and the like having fans for intake and exhaust are stacked in a plurality of stages and housed in a server rack, and the server racks are the same in a straight line. By arranging the rack rows by arranging them in the direction, the two rack rows are arranged so as to face each other, and one rack module can be constituted by closing between the two rack rows. Proposed.

  Patent Document 1 is characterized in that a hot area is formed between rack rows by arranging two rows of rack rows with the back side being the exhaust side facing each other.

  Further, Patent Document 2 is characterized in that a cool area is formed between rack rows by arranging two rows of rack rows with the front side being the intake side facing each other.

  As described above, the data center distinguishes the conditioned air (cold air) from the air conditioner from the hot air discharged from the back surface of the server rack.

JP 2006-526205 A JP 2007-316989 A Japanese Utility Model Publication No. 63-159895

  In recent years, energy-saving technologies such as heat reuse have been prosperous, and in the meantime, the present inventors have developed a technology for recovering heat from the back of the server rack and using it for boilers and the like.

  However, the exhaust temperature of a specific server, for example, when servers with different heating values are housed in one server rack, or when the exhaust capacity of the fans in the server is too high and the air circulation in the server is good May be low. If even one server with such a low exhaust temperature is accommodated in the server rack, the exhaust temperature of the entire server rack will drop, and it will not be possible to efficiently recover heat. Arise.

  Therefore, in order to solve this problem, as described in Patent Document 3, servers with low exhaust temperatures are arranged in series, and the exhaust of the server arranged on the upstream side is supplied to the downstream server. Thus, it is conceivable that the exhaust from the server arranged on the upstream side is further heated and exhausted by the server on the downstream side, and the exhaust temperature in the entire server rack is kept high.

  However, in this case, sufficient cold air cannot be supplied to the server located on the downstream side far from the intake port for sucking cold air, and there is a possibility that the heat radiation of the downstream server itself becomes insufficient. In addition, if the server located on the upstream side near the intake port fails, the server located on the upstream side may be in the way, and it is possible that sufficient cold air cannot be supplied to the server located on the downstream side far from the intake port. It is a problem.

  The present invention has been made in view of the above circumstances, and can efficiently supply cold air to a plurality of heat generating devices, and can efficiently recover heat by preventing the temperature of air discharged to a hot area from being lowered. An object of the present invention is to provide a data center capable of realizing the above.

  The present invention was devised to achieve the above object, and a plurality of heat generating devices having fans for performing intake and exhaust are stacked in the vertical direction with the front side as the intake side and the rear side as the exhaust side. The racks are formed by arranging a plurality of the racks containing the heat generating devices in the left-right direction, and the rear surfaces of the rack rows face each other at an interval to form a rack group for air conditioning. A hot area surrounded by the rack row is partitioned in the air-conditioned room, and a plurality of recovery ports for recovering hot air in the hot area are provided on the ceiling in the hot area. In the data center in which the conditioned air in the air conditioned room is introduced into the hot area from the front to the rear of the rack row, the heat generating equipment accommodation rack extends in the vertical direction of the front. And at least one of the heat generating equipment accommodation racks constituting the rack group contains at least one low heat generating equipment whose exhaust temperature is equal to or lower than a predetermined temperature. A low heat generating device storage rack that guides the exhaust from the low heat generating device into the other heat generating device storage racks constituting the rack group to the low heat generating device stored in the low heat generating device storage rack. In addition, the data center is provided with a guide member that leads to the front side of the heat generating device housed in the other heat generating device housing rack and supplies the heat generating device.

  The present invention also includes a plurality of heat generating devices having fans for performing intake and exhaust, which are stacked in the vertical direction with the front side as the intake side and the rear side as the exhaust side, and are stored in the heat generation device storage rack. A plurality of equipment housing racks are arranged in the left-right direction to form a rack row, and the front sides of the rack rows face each other at an interval to form a group of racks that are arranged on the floor surface in the air conditioning room. A cool area surrounded by the rack row is partitioned in the room, a supply port for supplying conditioned air from the air conditioner is formed on the ceiling in the cool area, and on the ceiling of the hot area other than the cool area, In the data center in which a recovery port for recovering hot air in the hot area is formed and the conditioned air is introduced from the front to the rear of the rack row into the hot area, the heat generating device is accommodated. The rack can be sucked in the vertical direction of the front surface and can be exhausted in the vertical direction of the back surface, and at least one of the heating device housing racks constituting the rack group has an exhaust temperature of a predetermined temperature or less. A low heat generating device housing rack that houses at least one low heat generating device, and exhaust from the low heat generating device to the low heat generating device housed in the low heat generating device housing rack and other racks constituting the rack group The data center is provided with a guide member that guides the heat generating device housing rack and supplies the heat generating device to the front side of the heat generating device housed in the other heat generating device housing rack.

  The induction member is provided so as to protrude to the exhaust side of the low heat generating device, and includes a warm air receiving box that receives the exhaust of the low heat generating device, and a turning pipe for guiding the exhaust from the warm air receiving box. May be.

  A plurality of the low heat generating devices are disposed in the low heat generating device accommodation rack, and a normal heat generating device having an exhaust temperature higher than a predetermined temperature is disposed above the low heat generating devices. Exhaust air from some low heat generating devices among the heat generating devices is guided to the front side of the heat generating device accommodated in the other heat generating device accommodation rack by the turning pipe, and exhaust from other low heat generating devices is You may make it guide | invade to the front of the normal heat generating apparatus arrange | positioned above in the said low heat generating apparatus accommodation rack with the said turning pipe.

  A plurality of low heat generating devices that supply exhaust to the heat generating devices housed in the other heat generating device housing racks are stacked to form an exhaust outside the rack low heat generating device area and disposed above the low heat generating device housing rack. A plurality of low heat generating devices for supplying exhaust to the normal heat generating devices are stacked to form an exhaust low heat generating device area in the rack, and the warm air receiving box provided in each of the low heat generating devices is connected to You may form larger as a heat-emitting device.

  The exhaust from the low heat generating device accommodated in the low heat generating device accommodating rack is guided into the heat generating device accommodating rack adjacent to the low heat generating device accommodating rack and is accommodated in the adjacent heat generating device accommodating rack. It may be guided to the front side of the heat generating device and supplied to the heat generating device.

  In the rack group, a panel extending from the lower edge of the rack row to the ceiling of the air conditioning room is provided at one end portion in the left-right direction of the both rack rows constituting the rack group, and the other end portion is disposed on the air conditioner. A partition extending to the ceiling may be provided at the top of the front edge of both rack rows.

  According to the present invention, a data center that can appropriately supply cold air to a plurality of heat generating devices, can prevent the temperature of air discharged to a hot area from being lowered, and can realize efficient heat recovery. Can provide.

It is a top view of the data center which concerns on one embodiment of this invention. It is a front view of the rack group arrange | positioned in the data center of FIG. In this invention, it is explanatory drawing explaining the flow (state of intake / exhaust) of the air in the low heat-emitting apparatus accommodation rack. In this invention, it is explanatory drawing explaining the flow (state of intake / exhaust) of the air in the server rack in which exhaust_gas | exhaustion is induced | guided | derived from the low heat generation apparatus of the low heat generation apparatus accommodation rack. (A) is explanatory drawing explaining a mode that an induction | guidance | derivation member is mounted | worn with a server, (b) is explanatory drawing explaining the flow of the air in a server.

  Preferred embodiments of the present invention will be described below with reference to the accompanying drawings.

  FIG. 1 is a plan view of the data center according to the present embodiment.

  As shown in FIG. 1, the data center 1 is configured by arranging four rack groups 3 in an air conditioning room 2. Although the door for entering / exiting the air-conditioning room 2 is provided in the air-conditioning room 2, it is abbreviate | omitting in FIG.

  In the rack group 3, a plurality of server racks 4 serving as heat generating equipment accommodating racks are arranged in a straight line in the left-right direction to form a rack row 5, and the back surfaces of the two rows of rack rows 5 are opposed to each other with a gap ( A panel (side wall) 6 is provided at one end in the left-right direction of the rack row 5 which is arranged on the floor surface in the air conditioning room 2 and is opposed to the other side. Is closed by the wall W of the air conditioning chamber 2.

  When the height of the server rack 4 does not reach the ceiling of the air conditioning room 2, as shown in FIG. 2, the panel 6 extends to the ceiling R and closes between the ceiling R and the server rack 4. Member) 7 is provided. The partition 7 is formed so as to extend from the upper front edge of the rack row 5 to the ceiling R, and may be appropriately divided.

  By forming the rack group 3, the hot area H surrounded by the rack row 5 is partitioned in the air conditioning chamber 2. A panel (not shown) for entering and exiting the hot area H is formed on the panel 6 provided at the end of the rack row 5.

  A plurality of collection ports (not shown) for collecting hot air in the hot area H are formed in the ceiling R in the hot area H, and the ceiling R in the cool area C, which is the air conditioning room 2 other than the hot area H, A plurality of supply ports (not shown) to which conditioned air (cold air) from an air conditioner (not shown) is supplied are formed. A duct connected to each of the intake port and the recovery port is provided on the ceiling R so that the conditioned air in the air-conditioned room 2 is introduced into the hot area H from the front side to the back side of the rack row 5. ing. The hot air recovered from the recovery port is supplied to, for example, a boiler through a duct connected to the recovery port.

  In this specification, an area to which conditioned air (cold air) from an air conditioner is supplied is referred to as a cool area C, and an area from which hot air from the server rack 4 is exhausted is referred to as a hot area H. The temperature of the cool area C is about 10-25 ° C., and the temperature of the hot area H is about 25-40 ° C.

  As shown in FIG. 2, the server rack 4 as a heat generating device accommodation rack is formed in a rectangular parallelepiped box shape, and stores a plurality of servers A and B as heat generating devices stacked in the vertical direction.

  A front plate 4a that can be freely opened and closed is provided on the front side of the server rack 4, and a back plate is provided on the back side, similar to the front side, although not shown. The front plate and the back plate are formed in a mesh shape, and the server rack 4 can be sucked over the entire front surface in the vertical direction and exhausted over the entire back surface in the vertical direction. In the present embodiment, as described above, the intake range and exhaust range of the server rack 4 are “entirely in the vertical direction”, but “a position facing the servers A and B and in the vertical direction”. Surface ".

  As shown in the center part of FIG. 2, four support columns 20 are arranged inside the server rack 4, such as two on the front side and two on the back side, and two on the front side. A plurality of cross beams 21 are provided so as to span between the support columns 20 and between the two support columns 20 on the back side, and the servers A and B are mounted on the cross beam 21. Has been. In the present embodiment, all the server racks 4 have the same internal structure, but some of the server racks 4 may have the same internal structure.

  Both ends of the cross beam 21 are fixed to the column 20 with bolts 22, and holes (not shown) that are screwed with the bolts 22 are formed in the column 20 in stages. The mounting position can be adjusted in the vertical direction according to the height of the servers A and B to be placed.

  The servers A and B accommodated in the server rack 4 have a fan (not shown) for performing intake and exhaust, and intake air from the front side and exhaust air from the back side. The servers A and B are arranged in the server rack 4 so that the intake side and the exhaust side are aligned with the front side of the server rack 4 as the intake side and the back side as the exhaust side.

  In the data center 1 according to the present embodiment, at least one of the server racks 4 constituting the rack group 3 has a low heat generation in which at least one server A, which is a low heat generation device whose exhaust temperature is equal to or lower than a predetermined temperature, is accommodated. This is an equipment storage rack 100.

  Here, servers A1 to A6 that are six low heat generation devices and servers B1 to B2 that are two normal heat generation devices (heat generation devices whose exhaust temperature is higher than a predetermined temperature) in the low heat generation device accommodation rack 100, The case where the container is accommodated will be described.

  Server A is a server where warm air (air of about 25 to 32 ° C.) is exhausted, and server B is a server where hot air (air of about 32 to 40 ° C.) is exhausted. Here, the case where two types of servers A and B are used will be described for the sake of convenience. However, this does not mean that there are two types of server models, and the servers A and B include servers of a plurality of types. May be.

  As shown in FIG. 2 and FIG. 3, in the low heat generating equipment housing rack 100, there are a server A1, a server A2, a server A3, a server A4, a server A5, a server A6, a server B1, and a server B2 from the bottom to the top. Arranged sequentially.

  In the present embodiment, among the servers A1 to A6 accommodated in the low heat generating equipment accommodation rack 100, the exhaust of the servers A1 to A3 is exhausted from the server rack 4s next to the low heat generating equipment accommodation rack 100 (right next in FIG. 2). The exhaust of the servers A4 to A6 is supplied to the servers B1 to B2 which are normal heat generating devices arranged above the low heat generating device accommodation rack 100. The area where the servers A1 to A3 are arranged is referred to as an out-rack exhaust low heat generating equipment area 31 and the area where the servers A4 to A6 are arranged is referred to as an in-rack exhaust low heat generating equipment area 32.

  As shown in FIGS. 2 and 4, the server rack 4s to which the exhaust from the servers A1 to A3 of the low heat generating equipment storage rack 100 is supplied contains seven servers B3 to B9 which are normal heat generating equipment. In the server rack 4s, a server B3, a server B4, a server B5, a server B6, a server B7, a server B8, and a server B9 are sequentially arranged from the bottom to the top.

  The servers A1 to A3 are supplied with the exhaust from the servers A1 to A3 into the server rack 4s and to the front side of the server B accommodated in the server rack 4s. In addition, induction members (exhaust rotation structures) 25 are respectively provided.

  Further, the servers A4 to A6 are guided to exhaust air from the servers A4 to A6 to the front of the servers B1 to B2 arranged above the low heat generating device accommodation rack 100 and supplied to the servers B1 to B2. The guide members 25 are respectively provided.

  The guide member 25 is provided so as to protrude toward the exhaust side of the server A, which is a low heat generating device, and a warm air receiving box 26 that receives the exhaust from the server A, and a turning pipe for guiding the exhaust from the warm air receiving box 26 27.

  As shown in FIGS. 5A and 5B, the warm air receiving box 26 is formed in a box shape, and has a width (width from the right front side in the drawing to the left back direction) and a height (height in the vertical direction in the drawing). The width and height of the server A are substantially equal. The front surface of the warm air receiving box 26 (the surface on the left front side in the figure) is an opening, and an opening 41 is formed, and the warm air receiving box is attached to both ends of the opening 41 so that it can be attached to the back surface of the server A. A mounting plate 42 is formed so that the side walls 43 of the 26 are extended forward. The attachment plate 42 may be formed integrally with the side wall 43 or may be attached to the side wall 43 as a separate body. An inlet end of a rotating pipe 27 made of a resinous and flexible material is attached to the upper surface of the warm air receiving box 26.

  The server A has an intake port 44 formed on the front surface and an exhaust port 45 formed on the back surface. The server A is configured to intake air from the intake port 44 and exhaust air from the exhaust port 45 by a built-in fan. . The air exhausted from the exhaust port 45 is introduced into the warm air receiving box 26 and is introduced into the turning pipe 27 attached to the upper surface thereof.

  As shown in FIGS. 2 to 4, the outlet end of the turning pipe 27 of the guide member 25 provided in the servers A <b> 1 to A <b> 3 is introduced into the server rack 4 s through the back surface side (hot area H side). It is arranged above the server B5 in 4s and below the server B6 so as to be almost at the same position as the front of the servers B3 to B9.

  In addition, as shown in FIGS. 2 and 3, the outlet end of the turning pipe 27 of the guide member 25 provided in the servers A4 to A6 is above the server A6 and below the server B1 in the low heat generating equipment housing rack 100. It arrange | positions so that it may become a substantially the same position as the front surface of server A1-A6, B1-B2.

  The length of the warm air receiving box 26 provided in the servers A1 to A6 (length in the front-rear direction) is lower in each of the areas outside the rack exhaust low heat generation equipment area 31 and in the rack exhaust low heat generation equipment area 32. The larger the arrangement, the larger the formation. That is, in the outside-rack exhaust low heat generating device area 31, the warm air receiving box 26 is formed so as to increase in length in the order of the server A 3, the server A 2, and the server A 1. The warm air receiving box 26 is formed such that the length thereof becomes longer in the order of the server A6, the server A5, and the server A4. This is a device for reducing interference between the rotating pipes 27.

  The flow of air in the low heat generating equipment accommodation rack 100 and the server rack 4s will be described with reference to FIGS.

  As shown in FIGS. 3 and 4, the servers A <b> 1 to A <b> 3 take in air-conditioned air (cold air) from the front side and exhaust warm air from the back side. The warm air exhausted by the servers A1 to A3 passes through the warm air receiving box 26 and the turning pipe 27 and is turned to the front side of the server rack 4s. Most of the warm air exhausted from the outlet end of the rotating pipe 27 flows upward due to the difference in specific gravity with the conditioned air, and is supplied to the servers B6 to B9 above the outlet end.

  The servers B6 to B9 of the server rack 4s suck in the conditioned air from the front side, but also partly warm air exhausted from the servers A1 to A3. The servers B6 to B9 exhaust hot air from the back side.

  The servers A4 to A6 take in air around the conditioned air (cold air) from the front side and exhaust warm air from the back side. The warm air exhausted by the servers A4 to A6 is passed through the warm air receiving box 26 and the turning pipe 27 to the front side of the low heat generating device accommodation rack 100. Most of the warm air exhausted from the outlet end of the rotating pipe 27 flows upward due to the difference in specific gravity with the conditioned air, and is supplied to the servers B1 to B2 above the outlet end.

  The servers B1 and B2 take in the conditioned air from the front side, and part of the air also takes in the warm air exhausted from the servers A4 to A6. The servers B1 and B2 exhaust hot air from the back side.

  With respect to the servers B3 to B5 of the server rack 4s, intake is performed mainly from the front side with conditioned air, and hot air is exhausted from the back side. However, the exhaust from the servers A1 to A3 is not completely sucked, and the exhaust from the servers A1 to A3 is also sucked to some extent.

  As described above, in the data center 1, the exhaust (warm air) having a low exhaust temperature from the server A is guided and supplied to the front of the server B, warmed by the server B which is a normal heat generating device, and heated as hot air H Has been introduced.

  The operation of the present embodiment will be described.

  In the data center 1 according to the present embodiment, at least one of the server racks 4 constituting the rack group 3 accommodates at least one low heat generating device (server A) having an exhaust temperature of a predetermined temperature or less. The rack 100 is a low-heat-generating device accommodated in the low-heat-generating device-accommodating rack 100, and exhausts from the low-heat-generating devices are guided into the other server racks 4 s constituting the rack group 3 and also into the server rack 4 s. A guide member 25 is provided that is guided to the front side of the housed heat generating device and is supplied to the heat generating device.

  Thereby, even when the server A, which is a low heat generating device having a low exhaust temperature, is stored in the server rack 4, that is, when the rack group 3 includes the low heat generating device containing rack 100 in which the server A is stored. Even so, it becomes possible not to lower the temperature of the air discharged to the hot area H (exhaust temperature), and efficient heat recovery can be realized.

  Although it is conceivable that the exhaust from the server A is heated only by the server B in the low heat generation equipment accommodation rack 100 and discharged to the hot area H, in this case, a large number of servers A are accommodated in the low heat generation equipment accommodation rack 100. In some cases, there is no space for placing the turning pipe 27 in the low heat generating equipment housing rack 100, and furthermore, the number of servers B arranged in the low heat generating equipment housing rack 100 is reduced. There is a risk that the temperature of the air will drop.

  According to the data center 1 of the present invention, the temperature of the air exhausted to the hot area H (exhaust temperature) is not lowered even when a large number of servers A are accommodated in the low heat generating equipment accommodating rack 100. Can be.

  In the present embodiment, since the servers A and B, which are heat generating devices, are stacked and accommodated in the vertical direction, it is possible to supply cool air appropriately to the servers A and B. The heat dissipation of B will not be insufficient.

  Further, in the data center 1, since the exhaust of the servers A1 to A3 of the low heat generating equipment housing rack 100 is guided to the adjacent server rack 4s, the distance between the servers A1 to A3 and the outlet end of the turning pipe 27 is set. The rotating pipe 27 can be shortened.

  In the above-described embodiment, the exhaust of the servers A1 to A3 of the low heat generating equipment housing rack 100 is guided to the adjacent server rack 4s, but not limited to this, to which server rack 4 of the rack group 3 is guided. It may be.

  In the above-described embodiment, the exhaust of the servers A1 to A3 is guided to the server rack 4s that accommodates only the server B that is a normal heat generating device. However, the server rack 4 including the server A that is a low heat generating device. You may make it guide to. In other words, the server rack 4 to which the exhaust is guided may be a low heat generating equipment storage rack.

  Furthermore, in the above-described embodiment, the case has been described in which the rack group 3 includes one pair of the low heat generation equipment housing rack 100 and the server rack 4s to which the exhaust is guided. However, even if a plurality of such pairs are included. Good.

  In the above embodiment, the servers A and B are described as the heat generating devices, but other heat generating devices such as a switching hub and a power supply device may be used.

  Moreover, although the case where the several guide member 25 was provided in the one server rack 4 was demonstrated in the said embodiment, the case where only one may be provided. That is, the number of servers A may be one.

  Further, in the above embodiment, the exhaust from the servers A4 to A6 is supplied to the upper server B. For example, the exhaust from the server A4 is supplied to the server A5, and the exhaust from the server A5 is supplied to the server A6. The exhaust gas may be gradually warmed to be close to hot air, and the exhaust gas from the server A6 may be supplied to the upper server B and discharged to the hot area H as hot air. In this case, if the exhaust is sufficiently heated and hot in the server A6 (or A5), the exhaust from the server A6 (or A5) may be discharged to the hot area H as it is.

  Furthermore, in the above-described embodiment, the outlet end of the turning pipe 27 of the servers A4 to A6 is configured to be located below the server B located above, but the outlet of the turning pipe 27 of the servers A4 to A6. You may comprise an edge so that it may be located under the server B (or A) located below.

  In the above embodiment, the type of data center 1 in which the hot area H is formed between the rack rows 5 has been described, but a data center in which the cool area C is formed between the rack rows 5 may be used.

  In this case, the front side of the rack row 5 faces each other at an interval to form the rack group 3, and the cool area C surrounded by the rack row 5 is partitioned in the air conditioning room 2. In addition, a supply port for supplying conditioned air from the air conditioner may be formed in the ceiling R, and a recovery port for collecting hot air may be formed in the ceiling R of the hot area H other than the cool area C.

  As described above, the present invention is not limited to the above-described embodiments, and various modifications can be made without departing from the scope of the present invention.

1 Data center 2 Air conditioning room 3 Rack group 4 Server rack
5 Rack row 6 Panel 7 Partition 20 Strut 21 Cross girder 22 Bolt 25 Guide member 26 Warm air receiving box 27 Rotating pipe 31 Exhaust exhaust low heat generation equipment area 32 Exhaust exhaust low heat generation equipment area 100 Low heat generation equipment storage rack A Server (low Heating device)
B server (normally heat generating equipment)

Claims (7)

  1. A plurality of heat generating devices having fans for performing intake and exhaust are stacked in the vertical direction with the front side as the intake side and the rear side as the exhaust side, and are stored in the heat generation device storage rack. The rack rows are formed side by side in the left-right direction, the rear surfaces of the rack rows face each other at a distance to form a rack group, and are arranged on the floor surface in the air-conditioned room. The enclosed hot area is partitioned, and a plurality of recovery ports for recovering hot air in the hot area are formed on the ceiling in the hot area, and the conditioned air in the air conditioned room is transferred from the front to the rear of the rack row. In the data center that is introduced into the hot area through
    The heat generating equipment storage rack can be sucked in the vertical direction of the front surface, and can be exhausted in the vertical direction of the back surface,
    At least one of the heat generating equipment storage racks constituting the rack group is a low heat generating equipment storage rack that stores at least one low heat generating equipment whose exhaust temperature is equal to or lower than a predetermined temperature,
    The low heat generating device accommodated in the low heat generating device accommodating rack guides the exhaust from the low heat generating device into another heat generating device accommodating rack constituting the rack group, and the other heat generating device accommodating rack. A data center characterized in that a guide member is provided for guiding to the front side of a heat generating device housed therein and supplying the heat generating device.
  2. A plurality of heat generating devices having fans for performing intake and exhaust are stacked in the vertical direction with the front side as the intake side and the rear side as the exhaust side, and are stored in the heat generation device storage rack. The rack rows are arranged side by side in the left-right direction, and the front sides of the rack rows face each other at a distance to form a rack group, which is arranged on the floor surface in the air-conditioned room. The enclosed cool area is partitioned, a supply port for supplying conditioned air from the air conditioner is formed in the ceiling in the cool area, and hot air in the hot area is formed in the ceiling of the hot area other than the cool area. In a data center that forms a collection port for collecting the air-conditioning air and introduces the conditioned air from the front to the rear of the rack row into the hot area,
    The heat generating equipment storage rack can be sucked in the vertical direction of the front surface, and can be exhausted in the vertical direction of the back surface,
    At least one of the heat generating equipment storage racks constituting the rack group is a low heat generating equipment storage rack that stores at least one low heat generating equipment whose exhaust temperature is equal to or lower than a predetermined temperature,
    The low heat generating device accommodated in the low heat generating device accommodating rack guides the exhaust from the low heat generating device into another heat generating device accommodating rack constituting the rack group, and the other heat generating device accommodating rack. A data center characterized in that a guide member is provided for guiding to the front side of a heat generating device housed therein and supplying the heat generating device.
  3.   The guide member is provided so as to protrude toward the exhaust side of the low heat generating device, and includes a warm air receiving box that receives the exhaust of the low heat generating device and a turning pipe for guiding the exhaust from the warm air receiving box. The data center according to claim 1 or 2.
  4. A plurality of the low heat generating devices are disposed in the low heat generating device accommodation rack, and a normal heat generating device in which the exhaust temperature exhausted from the back side is higher than a predetermined temperature is disposed above the low heat generating devices.
    The exhaust from some low heat generation devices among the plurality of low heat generation devices is guided to the front side of the heat generation device housed in the other heat generation device housing rack with the turning pipe,
    4. The data center according to claim 3, wherein exhaust from another low heat generating device is guided to the front of the normal heat generating device disposed above the low heat generating device housing rack by the turning pipe.
  5. While stacking a plurality of low heat generating devices that supply exhaust to the heat generating devices housed in the other heat generating device containing rack to form an exhaust outside the rack low heat generating device area,
    A plurality of low heat generating devices that supply exhaust to normal heat generating devices arranged above the low heat generating device accommodation rack are stacked to form an exhaust low heat generating device area in the rack,
    The data center according to claim 4, wherein the warm air receiving box provided in each of the low heat generating devices is formed larger as the low heat generating device below the both areas.
  6.   The exhaust from the low heat generating device accommodated in the low heat generating device accommodating rack is guided into the heat generating device accommodating rack adjacent to the low heat generating device accommodating rack and is accommodated in the adjacent heat generating device accommodating rack. The data center according to claim 1, wherein the data center is guided to the front side of the heat generating device and supplied to the heat generating device.
  7.   In the rack group, a panel extending from the lower edge of the rack row to the ceiling of the air conditioning room is provided at one end portion in the left-right direction of the both rack rows constituting the rack group, and the other end portion is disposed on the air conditioner. The data center according to any one of claims 1 to 6, further comprising a partition that is closed by a wall of a room and extends to a ceiling at an upper portion of a front edge of both rack rows.
JP2009235392A 2009-10-09 2009-10-09 data center Expired - Fee Related JP5210280B2 (en)

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US10082849B2 (en) 2015-06-01 2018-09-25 International Business Machines Corporation Optimizing cooling energy for a reconfigurable computer system

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JPH09116287A (en) * 1995-10-23 1997-05-02 Oki Electric Ind Co Ltd Cabinet cooling structure
JP3784674B2 (en) * 2001-07-31 2006-06-14 三菱電機株式会社 Electronic equipment
JP2006156871A (en) * 2004-12-01 2006-06-15 Fuji Electric Systems Co Ltd Separately partitioned cooling system
JP5111777B2 (en) * 2006-04-20 2013-01-09 株式会社Nttファシリティーズ Server room
JP2009140421A (en) * 2007-12-10 2009-06-25 Toyo Netsu Kogyo Kk Server rack and data center provided with the same
JP2009216295A (en) * 2008-03-10 2009-09-24 Hitachi Plant Technologies Ltd Cooling system of electronic device and its operating method

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10082849B2 (en) 2015-06-01 2018-09-25 International Business Machines Corporation Optimizing cooling energy for a reconfigurable computer system
US10528096B2 (en) 2015-06-01 2020-01-07 International Business Machines Corporation Optimizing cooling energy

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