JP2019212802A - Cooling system - Google Patents

Abstract

To provide a server room structure capable of suppressing an increase in load acting on a frame such as a rail member in a cooling system in which a flexible member such as a curtain is mounted on the frame.SOLUTION: A server room includes a frame 11 provided below a ceiling plate 6 sectioning a cold air supply space 4 and a space 3C, a first closing body 12 that closes a gap between the frame 11 and the ceiling plate 6, and a second closing body 13 extending downward from the frame 11. That is, the second closing body 13 exists below the frame 11, and the frame 11 exists below the ceiling plate 6. Therefore, in the structure of the server room, the vertical dimension of the second closing body 13 extending downward from the frame 11 can be reduced. Therefore, an increase in the load acting on the frame 11 can be suppressed.SELECTED DRAWING: Figure 3

Description

  The present disclosure relates to a cooling system applicable to a server room in which a plurality of racks on which information communication technology devices are mounted are installed.

  For example, the cooling system described in Patent Document 1 includes a plurality of rail members provided below the ceiling surface, a plurality of panels mounted on the rail members, and a curtain suspended by the plurality of rail members. Yes.

  The space defined by the ceiling surface and the plurality of panels functions as a cold air supply space for supplying cold air to the intake side of the rack. The curtains suspended from the plurality of rail members regulate the mixing of the warm air discharged from the exhaust side of the rack and the cold air.

JP 2014-78118 A

  When the heat generation amount of the information communication technology device increases, the wind speed of the cold air supplied to the server room increases. When the wind speed increases, the curtain suspended by the plurality of rail members greatly shakes, and thus a large load may be applied to the rail members.

  In view of the above points, the present disclosure provides a cooling system in which a flexible member such as a curtain is attached to a frame portion such as a rail member, and a cooling system capable of suppressing an increase in load acting on the frame portion. An example is disclosed.

  A server room in which the rack (3) on which the equipment for information and communication technology (2) is mounted is installed, and a cold air supply space (with a space (3C) provided on the upper side of the rack (3) ( In the cooling system applicable to the server room provided with 4), it is desirable to include at least one of the following configuration requirements.

  That is, the component is a frame portion (11) provided below the ceiling plate (6) that partitions the cold air supply space (4) and the space (3C), and extends in a direction crossing the vertical direction. A first closing body (12) for closing a frame portion (11) and a gap between the frame portion (11) and the ceiling plate (6), from the cold air supply space (4) to the intake side of the rack (3) A first closing body (12) that restricts mixing of the supplied cold air and the hot air discharged from the exhaust side of the rack (3) is mounted on the frame portion (11), and is downward from the frame portion (11). A second closing body (13) having flexibility extending to the side, wherein the second closing body (13) regulates mixing of cold air and hot air in cooperation with the first closing body (12). is there.

  Thereby, in the said cooling system, the up-down direction dimension of the 2nd obstruction | occlusion body (13) extended below from a frame part (11) may become small. Therefore, an increase in the load acting on the frame portion (11) can be suppressed.

Incidentally, the reference numerals in the parentheses above are examples showing the correspondence with the specific configurations described in the embodiments described later, and the present disclosure is limited to the specific configurations indicated in the reference numerals in the parentheses. It is not something.

It is a figure which shows the planar structure of the server room which concerns on 1st Embodiment. It is a figure which shows the elevation structure of the server room which concerns on 1st Embodiment. It is a figure which shows the structure of the server room which concerns on 1st Embodiment. It is a figure which shows the structure of the server room which concerns on 1st Embodiment. It is a figure which shows the characteristic of the server room which concerns on 1st Embodiment. It is a figure which shows the structure of the server room which concerns on 2nd Embodiment.

  The following “embodiments of the invention” show examples of embodiments belonging to the technical scope of the present disclosure. In other words, the invention specific items described in the claims are not limited to the specific configurations and structures shown in the following embodiments.

  In addition, the arrow etc. which show the direction attached | subjected to each figure were described in order to make it easy to understand the relationship between each figure. The invention disclosed in the present disclosure is not limited to the directions given in the drawings.

  At least one member or part described with at least a reference numeral is provided, except where “one” or the like is cut off. That is, when there is no notice such as “one”, two or more members may be provided.

(First embodiment)
In the present embodiment, the present disclosure is applied to a server room structure used in a data center. In a data center, that is, a server room, a plurality of information communication technology devices (hereinafter referred to as ICT devices) are installed. An ICT device is a device that processes information, and is an electronic device that includes an arithmetic device such as a CPU or GPU.

1. Outline of Server Room Structure One or a plurality of ICT devices 2 are installed in the server room SR in a state of being mounted on the rack 3 shown in FIG. In the server room SR, one or more racks 3 are arranged in a line. Hereinafter, the racks 3 arranged in a row are also referred to as a rack row R.

  One side of each rack row R is provided with a cooling air passage (cold aisle) 3A to which cold air for cooling each ICT device 2 is supplied. The cold air is supplied to the cooling air passage 3A via the cold air supply space 4 (see FIG. 2) provided on the ceiling side of the server room SR.

  A cooling fan (not shown) mounted on each rack 3 or each ICT device 2 sucks the cold air from the cooling air passage 3A and supplies the cold air to the ICT device 2. The air whose temperature has been increased by cooling the ICT equipment 2 is discharged to the other passage 3B across the rack rows R.

  That is, the cooling air passage 3A is located on the intake side of the rack row R. The passage 3B located on the exhaust side of the rack row R becomes a hot air passage (hot aisle) through which heated air (hot air) flows. At one end of the rack row R in the extending direction, at least one air conditioner AC is installed.

  The air conditioner AC supplies cold air to the cold air supply space 4. The first space in which the air conditioner AC is installed is partitioned from the second space in which the ICT equipment 2 is installed via the wall portion 5. The wall 5 is provided with a suction port 5A.

  The suction port 5A is a communication port that allows the first space and the second space to communicate with each other, and is provided on one end side in the extending direction of the rack row R. The cooling air passage 3 </ b> A and the hot air passage 3 </ b> B are partitioned by a partition member 10. The suction port 5A communicates with the warm air passage 3B in the server room SR.

  In FIG. 1, one air conditioner AC is installed in the second space. However, the present embodiment is not limited to this, and the number of air conditioners AC is a value determined according to the air conditioning capability required in the first space.

  As shown in FIG. 2, at least one opening 4A (a plurality in the present embodiment) opened toward the cooling air passage 3A is provided on the ceiling side (the cooling air supply space 4 side) of the cooling air passage 3A. It has been.

  Each opening 4A is provided in the ceiling plate 6. The ceiling board 6 is a member that partitions the cold air supply space 4 and the space 3C. That is, the cold air supply space 4 is provided above the rack 3 at a position separating the space 3 </ b> C, that is, above the ceiling plate 6.

  Of the members constituting the cold air supply space 4, the member 6A disposed above the ceiling plate 6 is a part of a building enclosure or a member dedicated to the cold air supply space. The member 6A according to the present embodiment uses a part of a building frame.

2. Structure of the partition member The partition member 10 regulates the mixing of the cold air supplied to the intake side of the rack 3 and the hot air discharged from the exhaust side of the rack 3 as shown in FIG. The partition member 10 includes at least a frame portion 11, a first closing body 12, a second closing body 13, and the like.

<Frame part>
The frame part 11 is provided below the ceiling plate 6 (see FIG. 4). The said frame part 11 is extended in the direction (this embodiment horizontal direction) which cross | intersects an up-down direction. The frame portion 11 according to the present embodiment is configured in a rectangular frame shape surrounding the cooling air passage 3A (see FIG. 3).

  The frame portion 11 is suspended from the ceiling plate 6 or the member 6A by a plurality of suspension members 11A. As shown in FIG. 4, the plurality of suspension members 11 </ b> A according to the present embodiment penetrates the ceiling plate 6 from the member 6 </ b> A to the space 3 </ b> C in a state where the upper ends are fixed to the building frame (member 6 </ b> A). It extends to.

<First occlusion body>
The first closing body 12 closes the gap between the frame portion 11 and the ceiling plate 6. As a result, mixing of the cool air supplied to the intake side of the rack 3 through the gap and the warm air discharged from the exhaust side of the rack 3 is restricted.

  The 1st obstruction | occlusion body 12 is comprised by the member which can interrupt | block airflow, such as a plate-shaped member or a film-like member which has flexibility (for example, flame-retardant curtain cloth). The first closing body 12 according to the present embodiment is configured by a film-like member that can be wound up and down.

<Second occlusion body>
The second closing body 13 is a film-like member that is attached to the frame portion 11 and has flexibility and extends downward from the frame portion 11. Then, the second closing body 13 cooperates with the first closing body 12 to regulate the mixing of cold air and hot air.

As shown in FIG. 3, the second closing body 13 includes a plurality of types (in this embodiment, three types) of members 13 </ b> A to 13 </ b> C.
A plurality of members 13 </ b> A (hereinafter referred to as a band-shaped closing body 13 </ b> A) are arranged on the upper side of the rack 3 in the second closing body 13. Each of the strip-shaped blocking bodies 13 </ b> A is a strip-like film-like member whose horizontal dimension is smaller than the horizontal dimension of the rack 3, and extends from the frame portion 11 to a portion that contacts the upper surface of the rack 3.

  Members 13 </ b> B and 13 </ b> C (hereinafter, referred to as membrane-like closing bodies 13 </ b> B and 13 </ b> C) are disposed in a portion of the second closing body 13 where the rack 3 is not installed. The membrane-like blocking bodies 13B and 13C extend to a position where they can contact the floor of the server room SR.

  The film-shaped blocking body 13B is disposed at a portion parallel to the extending direction of the rack row R among the portions where the rack 3 is not installed. The membrane-like blocking body 13B is composed of a membrane-like member that can be wound or moved in the horizontal direction.

  The film-shaped closing body 13C is disposed at one end and the other end in the extending direction of the rack row R, that is, at one end and the other end in the extending direction of the cooling air passage 3A in the portion where the rack 3 is not installed. The membrane-like blocking body 13B is constituted by a membrane-like member that can be wound up in the vertical direction.

3. Features of the structure of the server room according to the present embodiment In the structure of the server room according to the present embodiment, a frame part 11 provided below the ceiling plate 6 that partitions the cold air supply space 4 and the space 3C, and the frame part 11 And a first closing body 12 that closes the gap between the ceiling plate 6 and a second closing body 13 that extends downward from the frame portion 11.

  That is, the second closing body 13 exists below the frame portion 11, and the frame portion 11 exists below the ceiling plate 6. Thereby, in the structure of the server room, the vertical dimension of the second closing body 13 extending downward from the frame portion 11 can be reduced. Therefore, an increase in the load acting on the frame portion 11 can be suppressed.

  Among the second closing bodies 13, the second closing body disposed at least above the rack 3 is composed of a plurality of strip-like closing bodies 13A configured in a strip shape. Therefore, for example, as shown in FIG. 5, even when the height of the rack 3 is different for each rack 3, the gap between the rack 3 and the frame portion 11 can be easily closed. As a result, even in the server room SR in which the racks 3 having different heights are arranged, it is possible to reliably suppress the mixing of cold air and hot air.

  The second closing body 13 arranged at a site where the rack 3 is not installed is configured by membrane-like closing bodies 13B and 13C extending to the floor of the server room. Thereby, the part can be easily closed, and even when the rack 3 is added, it can be easily dealt with.

  That is, when the racks 3 are added, a person who manages the server room SR (hereinafter referred to as an administrator) moves the membrane-like blocking body 13B or easily removes the membrane-like blocking body 13B. In addition, a plurality of strip-shaped closing bodies 13A can be easily added to a portion of the frame portion 11 where the rack 3 is added.

  Furthermore, since the frame portion 11 is provided, the administrator can easily divide the cooling air passage 3A and the rack row R into a plurality of sections in the extending direction by connecting the curtain fabric or the panel material to the frame portion 11. Can be partitioned.

(Second Embodiment)
The frame 11 according to the above-described embodiment is supported from above by being suspended by the plurality of suspension members 11A. On the other hand, as shown in FIG. 6, the frame 11 in the present embodiment is supported from the lower side by a plurality of support columns 11 </ b> B.

  In the present embodiment, the frame portion 11 and the plurality of support column portions 11B are rigidly connected to each other to form a frame having a ramen structure, and a reinforcing member 11C such as a brace that reinforces the structure is provided. In addition, the same code | symbol as the above-mentioned embodiment is attached | subjected to the same component requirements as the above-mentioned embodiment. For this reason, in this embodiment, the overlapping description is omitted.

(Other embodiments)
In the above-mentioned embodiment, the 2nd obstruction body arrange | positioned above the rack 3 was comprised by the some strip | belt-shaped obstruction | occlusion body 13A comprised by the strip shape. However, the invention disclosed in this specification is not limited to this. That is, in the present invention, for example, the second closing body disposed on the upper side of the rack 3 may also be configured by a curtain fabric-like film body.

  In the above-mentioned embodiment, the 2nd obstruction | occlusion body 13 arrange | positioned in the site | part in which the rack 3 is not installed was comprised by the film | membrane obstruction bodies 13B and 13C extended to the floor of a server room. However, the invention disclosed in this specification is not limited to this.

  In the above-described embodiment, the warm air is sucked from the wall to the air conditioner AC. However, the invention disclosed in this specification is not limited to this. That is, the present invention may be configured such that, for example, warm air is sucked into the air conditioner AC from the floor of the warm air passage 3B.

  Furthermore, the present disclosure is not limited to the above-described embodiment as long as it matches the gist of the invention described in the above-described embodiment. Therefore, a configuration in which at least two embodiments among the plurality of embodiments described above are combined, or a configuration in which any of the configuration requirements of the invention shown in the above embodiments is abolished may be used.

2 ... ICT equipment 3 ... Rack 3A ... Cooling air passage 3B ... Hot air passage 4 ... Cold air supply space 4A ... Opening 5 ... Wall 5A ... Suction port 6 ... Ceiling plate 10 ... Partition member,
DESCRIPTION OF SYMBOLS 11 ... Frame part 11A ... Suspension member 11B ... Strut part 11C ... Reinforcement member 12 ... 1st obstruction | occlusion body 13 ... 2nd obstruction | occlusion body 13A ... Strip | belt-shaped obstruction | occlusion body 13B, 13C ... Film-like obstruction | occlusion body

Claims (4)

In a cooling system applicable to a server room provided with a cool air supply space provided at a space above the rack in a server room where a rack on which information communication technology equipment is mounted is installed,
A frame portion provided below the ceiling plate that partitions the cold air supply space and the space, the frame portion extending in a direction intersecting the vertical direction;
A first closing body that closes a gap between the frame portion and the ceiling plate, and includes cold air supplied from the cold air supply space to the intake side of the rack and hot air discharged from the exhaust side of the rack. A first closure for regulating mixing;
A second closing body that is mounted on the frame portion and has a flexibility extending downward from the frame portion, and controls mixing of the cold air and the warm air in cooperation with the first closing body. A cooling system comprising: a second closing body. The member disposed on the upper side of the rack in the second closing body is composed of a plurality of band-like closing bodies,
2. The cooling system according to claim 1, wherein each of the plurality of strip-shaped closing bodies is configured in a strip shape in which a horizontal dimension is smaller than a horizontal dimension of the rack.   The cooling system according to claim 1 or 2, wherein a member arranged in a portion of the second closing body where the rack is not installed is configured by a film-like closing body that extends to the floor of the server room.   The cooling system of any one of Claim 1 thru | or 3 provided with the suspending member for suspending the said frame part.