JP6108438B2 - Capping device between rack rows in air conditioning equipment - Google Patents

Description

  The present invention relates to a capping device between rack rows in an air conditioning facility. For example, the present invention relates to a capping device that caps hot aisle or cold aisle in a space between server rack rows in which a plurality of servers are built, for example, IT equipment in an air-conditioned environment, using the rack built-in equipment.

  A system has been proposed in which hot aisle or cold aisle between server rack rows is capped to increase the cooling efficiency of a server room in an air conditioning facility.

  For example, as background arts in this technical field, there are JP-A-2005-260148 (Patent Document 1) and JP-A-2010-122747.

  Patent Document 1 states that “the air that is installed on both sides of the passage and is supplied from the front surface and exhausts the heated air from the upper surface or the rear surface, and is discharged from the upper surface or the rear surface. In the sneak preventing device for preventing sneaking to the front surface side, the swaying device includes a fixture provided on each of the upper surfaces of the racks on both sides of the passage, and a shielding plate for supporting both ends of the fixture. The board is fixed on at least one side of the fixtures on both sides. ”(Refer to claim 1).

  Patent Document 2 states that “a rack row composed of a plurality of racks is arranged opposite to each other, and is installed at a position facing the ceiling portion, the entrance door portion, and the entrance door portion in the inter-rack passage formed between the rack rows. The inter-rack passage shielding structure formed by providing the back surface portion ”is described (refer to claim 1).

JP 2005-260148 A JP 2010-122747 A

  Patent Document 1 describes a wraparound prevention device that can sufficiently cool equipment such as a computer and contribute to energy saving in an air conditioning system for a computer room. Patent Document 2 describes a path shielding structure between racks in a server room / data center that can improve the air conditioning efficiency as well as the power saving of the server itself.

  However, these devices and structures require various members for capping such as fixing members and rail members that support shielding plates and ceiling panels (sealing members) of air conditioning systems and server rooms and data centers. Must be attached to the upper and side surfaces of the rack, and there is a problem that the construction takes time and the structure becomes complicated.

  Therefore, in view of such problems, the present invention provides an arrangement configuration of rack built-in equipment without requiring a ceiling panel of a sealing member or a capping member such as a fixture or a rail member for supporting the panel on the upper surface or side surface of the rack. By devising, we provide a rack capping device that can be expected to save energy and have an efficient cooling effect.

  In order to solve the above-described problems, the present invention is directed to a plurality of sets of rack rows (for example, server rack rows) that store devices that generate heat, and the devices in the rack are directed from the free access floor to the ceiling side. The top plate of the upper installation device blocks the cool air from below, so that the built-in equipment improves the efficiency of sucking cool air and effectively uses the cool air in the center under the floor. It is characterized by utilization.

For example, a rack capping device between rack rows in the air conditioning equipment of the present invention is a data center air conditioning equipment having a rack for storing a plurality of devices, and a plurality of sets in which a plurality of racks are arranged in parallel in one direction. The rack row is arranged so that the front surfaces thereof face each other, and the equipment built in the rack is arranged so as to protrude stepwise inward from the free access floor to the ceiling side, and the plurality of equipment configured to cap the space area between the rack rows, the top plate of the ceiling side of the rack row, by blocking the cold air from the bottom, said plurality of equipment is to improve the suction efficiency of the cool air At the same time, the cool air in the center part under the floor is effectively utilized.

  The rack capping device further includes a top plate member between the rack rows, and the top plate member is fixed by a fall prevention member.

The rack capping device between rack rows in the air conditioning equipment of the present invention is a data center air conditioning equipment having racks for storing a plurality of devices, and a plurality of sets of rack rows in which a plurality of racks are arranged in parallel in one direction. Are arranged facing each other, a top plate is provided at the top of the ceiling side of the rack row so as to close the upper side, and the tip of the equipment installed in the rack is located inside the rack. It is arranged so that it protrudes from the bottom of the rack and gradually protrudes upward from the lower side of the rack, and the space in the area between the rack rows is capped by the rack built-in equipment. and the top plate of the ceiling side of the rack row, by blocking the cold air from the bottom, with said plurality of devices to improve the suction efficiency of the cool air, the effective cold air underfloor central portion It is characterized in that use.

  According to the present invention, the cool air from under the free access floor can be efficiently taken in by the equipment built-in fan in the rack, and the equipment cooling efficiency can be improved.

In addition, the efficiency of the air conditioner can be improved by effectively using the cool air in the central part between the racks.
Problems, configurations, and effects other than those described above will become apparent from the following description of embodiments.

1 is a schematic side view of a rack capping device showing an embodiment of the present invention. It is a top view of the rack capping apparatus of the present invention. It is a schematic side view of the rack capping apparatus showing another embodiment of the present invention.

Hereinafter, embodiments will be described with reference to the drawings.
In this embodiment, in order to improve the cooling efficiency of the air conditioning system in the data center, the space in the area facing two rows of racks (server racks with built-in equipment such as IT equipment and servers) facing each other is shielded. An example of a system that performs this will be described. In this embodiment, the number of server racks in two rows is assumed to be two in order to simplify the description.

1 and 2 are configuration diagrams of a rack capping apparatus according to an embodiment of the present embodiment.
The rack group has a set of server rack rows 110 and 120 arranged in two rows. Each server rack row 110, 120 has a plurality of server racks 111-112, 121-122.

  The plurality of server racks 111 to 112 and 121 to 122 are arranged opposite to each other on the free access floor mount 20 of the air conditioning room of the air conditioning facility as shown in the figure.

  That is, one server rack 110 row and the other server rack 120 row are arranged in two rows so as to face each other. Further, the front surfaces of the server racks 111 to 112 of the server rack row 110 and the front surfaces of the server racks 121 to 122 of the server rack row 120 face each other, and the server group 60 in the rack, that is, the servers 611 to 617 and 621 to 627 Arrange them so that they come out in a reverse staircase from the bottom to the ceiling. In other words, the amount of protrusion of the servers 611 to 617 and 621 to 627 into the space between the rack rows is gradually increased from the lower floor side toward the ceiling side. A triangular space 11 is formed in the area between the server rack rows, and a plurality of servers 611 to 617 and 621 to 627 mounted in the server racks 111 to 112 and 121 to 122 have a space in the area between the rack rows. 11 is configured to be closed.

  The servers 611 to 617 and 621 to 627 are projected into the space between the rack rows by projecting the server mount rails 637 and 647 on which the servers are mounted as shown in the figure.

  The servers 611 to 617 and 621 to 627 are mounted on the racks 111 and 121 via server mount rails 631 to 637 and 641 to 647, respectively. Each server is fixed to server mounts 637 and 647 by fixing bolts 657 and 667.

  The free access floor 20 has a gantry 210 composed of a plurality of grill plates. The free access floor 20 has a plurality of through-holes 220 that allow the server rack cooling air (cold air) from the air conditioner 30 to be supplied to the space 11 between the server rack rows.

  The cold air of the air conditioner (air conditioner) 30 is supplied (intake) from the bottom of the free access floor 20 to the space 11 closed by the server rack row, and the front side of the server rack is indicated by the arrow due to the force of natural convection. It flows from the (inside cold aisle space 11) toward the rear side (outside hot aisle space), and cools and exhausts (exhausts) IT equipment such as servers.

  With such a configuration, the server cooling efficiency can be improved by installing the servers (built-in equipment) of the server rack stepwise.

  In addition, the fan power occupying about 20% of the power consumption of the IT equipment is smoothly flowed so as to be reduced.

  In the present embodiment, in order to more efficiently cool the space between the server rack rows, a top plate member 70 that closes the ceiling portion between the rack rows is provided, and the top plate is provided with a plurality of L-shaped steel rack tipping prevention members. 50 is fixed to the upper part of the server rack.

  Thus, by installing the server rack built-in equipment stepwise, the cooling efficiency of the built-in equipment can be improved. Moreover, it is possible to improve cooling efficiency more by providing a top plate.

  FIG. 3 is a schematic diagram showing another embodiment of the present invention. In the first embodiment, the server group 60 is arranged so as to protrude, but in this embodiment, the server group 60 is generally mounted so as to be settled in a rack and is sized on the upper surface of each server group. The top plates 717 and 727 having different sizes are provided, and the top plates are arranged in a reverse staircase from the lower floor side to the ceiling side as shown in the figure, and the space 11 of the area formed between the rack rows 110 and 120 is triangular. It is comprised so that it may become.

  According to such an embodiment, the cold air from below the floor hits each top plate and can be exhausted (discharged) to the outside through the inside of the server rack, and the uppermost top plates 717 and 727 are closed up between the rack rows. It can also serve as a top plate.

  In addition, this invention is not limited to the Example mentioned above, Various modifications are included. For example, the above-described embodiments have been described in detail for easy understanding of the present invention, and are not necessarily limited to those having all the configurations described. Further, a part of the configuration of one embodiment can be replaced with the configuration of another embodiment, and the configuration of another embodiment can be added to the configuration of one embodiment. Further, it is possible to add, delete, and replace other configurations for a part of the configuration of each embodiment.

10 rack group 110, 120 server rack row 111, 121 server rack 20 free access floor 30 air conditioner (air conditioner)
50 Fall prevention member (L-shaped steel)
60 servers (IT equipment / rack built-in equipment such as servers)
611 to 617, 621 to 627 Server 70 Top plate members 711 to 717, 721 to 727 Equipment top plate

Claims (3)

A data center air conditioning system having a rack for storing a plurality of devices, wherein a plurality of sets of rack rows in which a plurality of racks are arranged in parallel in one direction are arranged so that the front surfaces thereof face each other, and arranged to overhang inward increases the previous SL plurality of equipment incorporated in the rack from the free access floor side toward the ceiling side, the rack rows by said plurality of devices to be incorporated in the rack The space in the area between the racks is configured to be capped, and the server cooling air (cool air) of the air conditioner is sucked into the space from the lower side of the free access floor. by block the cool air, the air conditioning setting in which a plurality of devices to be incorporated in the rack improves the suction efficiency of the cool air, characterized by effectively utilizing the cold of underfloor central portion Capping device between the rack columns in. A data center air conditioning system having a rack for storing a plurality of devices, wherein a plurality of sets of rack rows in which a plurality of racks are arranged in one direction are arranged with their front surfaces facing each other, and the rack rows A top plate is provided at the top of the ceiling side so as to block the upper side, and the tips of the plurality of devices installed in the rack are arranged so as to protrude inside the rack, and project to the rack . It is installed so that the amount gradually increases from the lower floor to the upper direction, and the space between the racks is capped with the plurality of devices, and the air for cooling the device air conditioner (cool air) ) air from the free access floor side, the top plate of the ceiling side of the rack row, by blocking the cold air from the bottom, improving of the suction efficiency of the plurality of devices cool air is incorporated in the rack Rutotomoni, capping device between the rack columns in air-conditioning equipment, characterized in that to effectively utilize the cold of underfloor central portion. A data center air conditioning system having a rack for storing a plurality of devices, wherein a plurality of sets of rack rows in which a plurality of racks are arranged in one direction are arranged with their front surfaces facing each other, and the rack rows A top plate is provided at the top of the plurality of devices installed in the interior, and a part of the top plate is disposed so as to protrude into the space between the rack rows, and gradually from the lower side of the rack row toward the upper side. the installed such that protrusion amount increases, capping a space area between the rack rows with the top plate, and an intake device for cooling air of the air conditioner (the cold air) from the free access floor side to the space, the ceiling side of the top plate of the rack row, by blocking the cold air from below, a plurality of devices to be incorporated in the rack improves the suction efficiency of the cool air, to effectively utilize the cold of underfloor central portion Capping device between the rack columns in air-conditioning equipment, characterized and.

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