JP2009293832A - Air conditioning system of server room - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To perform additional work of an air conditioning device in accompany with additional installation of a server only by simple additional work and to easily secure a piping space for water and the like. <P>SOLUTION: This air conditioning system includes a vaulted pit room 5 structurally separated from a server storage room 1a, vertically extended along a side face of the server storage room 1a, and communicated with an air circulating space under a floor of the server storage room 1a, at its lower side, a wall surface vent hole 13 formed on a sidewall 11a partitioning the pit room 5 and the server storage room 1a in a state of communicating the inside of the server storage room 1a and the inside of the pit room 5, and an air conditioning device 16 for sucking the air in the server storage room 1a through the wall surface vent hole 13, cooling the air, and supplying the air from a floor side into the server storage room 1a through the air circulating space 7, and the sidewall 11a is composed of a porous plate having air permeability and a wind shielding plate not having permeability, which can be freely combined. <P>COPYRIGHT: (C)2010,JPO&amp;INPIT

Description

  The present invention relates to an air conditioning system for a server room, and more particularly, to an air conditioning system for a server room that cools the server by forcibly blowing cool air into the server room where the server is installed.

  Conventionally, many servers are installed in a data center or a server room of a company, and the server may run away or break down due to heat generated from the server. Therefore, in order to prevent this problem, an air conditioning system that maintains a constant temperature of the entire room in which the server is installed is employed (for example, see Patent Document 1).

  6 and 7 show an example of a conventional server room air conditioning system. In FIG. 6, racks 53, 53... In which a plurality of servers 52, 52, 52, 52 are vertically mounted as shown in FIG. As shown, a plurality of rack rows 54 arranged in a row are installed, and a plurality of air conditioners 55 and 55 for maintaining the temperature of the entire room of the server room 51 constant in the server room 51 are also shown. … Is installed.

  Further, as shown in FIG. 7, the server room 51 is provided with an air circulation space 58 having an air intake 56 and an air outlet 57 below the floor, and an air circulation having an air intake 59 and an air outlet 60 on the ceiling. A space 61 is provided.

In this air conditioning system, the cold air generated by the air conditioners 55, 55... Is blown into the server room 51 from under the floor through the air intake 56, the air circulation space 58, and the air exhaust 57 in order. The cool air passes through the inside of each server 52, 52 ... to cool each server 52, 52 .... On the other hand, heat is exchanged in each of the servers 52, 52... And warmed air discharged from each of the servers 52, 52... Is sent to the ceiling side air intake 59, air circulation space 61, and air exhaust 60. Are returned to the air conditioner 55 in order, cooled again, and sent to the servers 52, 52. Therefore, the entire room is air-conditioned by this air circulation.
JP 2003-56882 A.

  However, in recent years, the processing capacity of servers has been improved, and space-saving small servers have become widespread. Since this small server has a large heat generation capacity, the entire room air conditioning by the air conditioning system as shown in Patent Document 1 and FIGS. 6 and 7 cannot sufficiently remove the heat generated from each server. For this reason, there has been a problem that heat accumulation occurs and the server runs away. It also caused a failure.

  Furthermore, a large space is required in proportion to the expansion of the server and the increase of the cooling load of the server. For example, there is a problem that it is necessary to reduce the installation portion of the server and add an air conditioner. Another problem in the construction of data centers and corporate server rooms is how to install water piping for servers that dislike water, and it is difficult to secure the piping space. Is the current situation.

  Therefore, even if additional construction of air conditioning equipment, etc. occurs due to the addition of servers, it is necessary to solve the problem so that simple additional construction can be completed and piping space such as water can be easily secured. The technical problem which should arise arises, and this invention aims at solving this problem.

  The present invention has been proposed to achieve the above object, and the invention according to claim 1 provides a server storage room in which a rack row in which a plurality of racks in which a plurality of servers are mounted in the vertical direction is arranged. And an air conditioning system for a server room that has a double floor or / and ceiling structure by providing an air flow space under the floor and / or the ceiling of the server storage room, and is structurally separated from the server storage room. A ventilated hole chamber extending in the vertical direction along the side surface of the server storage chamber, the upper side and / or the lower side being provided in communication with the air flow space under the floor or / and the ceiling of the server storage chamber, A wall vent that is provided on the side wall that divides the pothole chamber and the server storage chamber so as to communicate the chamber storage chamber and the pothole chamber, and air in the server storage chamber is sucked through the wall vent. An air conditioner that cools the air and blows it out from under the floor or / and from the ceiling into the server storage room through the air circulation space, and has an air permeable perforated plate that can be freely combined with the side walls, and ventilation. Provided is an air conditioning system for a server room composed of wind shields that are not provided.

  According to this configuration, when it is necessary to add an air conditioner or the like as the server is added or the cooling load of the server is increased, the perforated plate constituting the side wall of the blow-out pit hole chamber and the wind shielding If the combination of the plates is changed, the opening area, position, number, and the like of the wall vents can be freely changed and dealt with without extensive construction. In addition, high air volume heat treatment is possible by suctioning the wall. Furthermore, when water piping is required, a part of the pit chamber can be used as a piping space, and the water piping can be provided in the pit chamber.

  According to a second aspect of the present invention, the server storage chambers are provided so as to be stacked in the vertical direction, and the pothole chambers are formed to communicate with the pothole chambers of the respective layers and extend in a straight line in the vertical direction. Provide a system.

  According to this configuration, when it becomes necessary to add server storage rooms along with the addition of servers and air conditioners, if the server storage rooms are stacked in the vertical direction, It is formed to communicate with the chamber and extend in a straight line in the vertical direction.

  According to a third aspect of the present invention, there is provided a server room air conditioning system in which at least two of the server storage chambers are radially arranged around the pothole chamber.

  According to this configuration, one pit chamber can be used in a plurality of server storage chambers, and it is not necessary to provide a pit chamber for each server storage chamber.

  According to a fourth aspect of the present invention, in the server room according to the first, second, or third aspect, the rack row formed by arranging a plurality of lines in the server storage room is arranged with the back surfaces of the servers facing each other. Air conditioning system.

  According to this configuration, the servers in the rack row that are arranged in a row in the server storage room are arranged with the backs of the servers facing each other. The released heat is released between each rack row and is smoothly sucked into the pit chamber through the wall vent without mixing with the cooling air.

  The invention according to claim 1 includes a perforated plate constituting the side wall of the blow-out pit hole chamber in the case where it is necessary to add an air conditioner or the like as the server is added or the cooling load of the server is increased. By changing the combination of the wind shields, the opening area, position, number, etc. of the wall vents can be changed easily and handled easily without extensive construction. Thereby, the server is not stopped for a long time until the construction is completed. Also, the construction cost can be reduced. Furthermore, when water piping is required, since a part of the inside of the pothole can be used as a piping space and piping can be easily performed, the construction cost can be reduced.

  According to the second aspect of the present invention, when adding a server storage room with an increase in the number of servers and air conditioners, the server storage rooms can be easily added by stacking them vertically in a hierarchy. In addition to the effects of the invention, it can be expected that the expansion of the server storage room is simplified.

  In the invention according to claim 3, since one pit chamber is used in a plurality of server storage chambers and it is not necessary to provide a pit chamber for each server storage chamber, even if the load increases in the future, it is proportional to this increase. Thus, the space is not increased, and in addition to the effect of the first or second aspect, the space can be saved.

  In the invention according to claim 4, the exhaust heat from each server in each rack row is put on the air flow formed between the rack rows and sucked into the pit chamber without mixing the exhaust heat and the cooling heat. Since it is cooled and blown out again from under the floor or / and from the ceiling side into the server storage room, the cooling performance is improved in addition to the effect of the first, second or third aspect of the invention.

  According to the present invention, even if additional construction of an air conditioner occurs due to the addition of a server, it is possible to perform simple additional construction and to easily secure a piping space such as water. In order to achieve the purpose, a server storage room having a rack row in which a plurality of racks in which a plurality of servers are mounted in the vertical direction is installed is installed, and the floor or / and the ceiling of the server storage room is provided. In an air conditioning system for a server room provided with an air circulation space and having a double floor or / and ceiling structure, it is structurally separated from the server storage room and extends in the vertical direction along the side of the server storage room. The side or / and the lower side of the server storage room communicated with the air flow space under the floor and / or the ceiling, and a side wall that partitions the hole and the server storage room A wall vent provided in communication between the server storage chamber and the pothole chamber, air in the server storage chamber is sucked through the wall vent, and the air is cooled to pass under the floor or / and through the air circulation space. An air conditioner that blows out from the ceiling into the server storage room is provided, and the side walls are configured by a perforated plate having air permeability that can be freely combined and a wind shielding plate that does not have ventilation.

  The server room air conditioning system of the present invention will be described below with reference to preferred embodiments. FIG. 1 and FIG. 2 are diagrams schematically showing one embodiment of an air conditioning system for a server room according to the present invention. In the figure, a server room 1 is provided, for example, in a data center or a corporate building.

  In the server room 1, there are a total of four rack storage rooms 1a, two in each of the left and right sides of the hollow chamber 5 (hereinafter referred to as the “bottle chamber 5”) and the hollow chamber 5 in between. 1a, 1a, 1a face each other and are arranged radially.

  In each of the rack storage chambers 1a, 1a,..., Two rack rows 4 are arranged in parallel as shown in FIG. As shown in FIG. 2, each rack row 4 includes a plurality of racks 3, 3... In which a plurality of servers 2, 2. Further, each rack row 4, 4 in each rack storage chamber 1 a is installed with the back surfaces of the servers 2, 2 facing each other, and the heat released from the servers 2, 2 is transferred to each rack row 4, 4. It collects in the middle, and this can be smoothly flowed toward the wall vent 13 mentioned later.

  Moreover, the floor 6 of the server room 1 is formed as a double floor structure with an air circulation space 7 provided between them as shown in FIG. Further, the floor 6 is provided with a plurality of air intakes 8, 8... Communicating with the air circulation space 7 and the server room 1 adjacent to the position where the rack 3 is disposed. The air intake 8 is closed with a porous lid 9 having air permeability.

  The cave chamber 5 is separated from the server room 1 by being surrounded by four side walls 11a, 11a, 11b, 11b whose four sides extend from the floor 6 of the server room 1 to the ceiling 10 (see FIG. 2). A space having a quadrangular cross section is formed from the floor 6 to the ceiling 7. An air discharge port 12 communicating with the air circulation space 7 is provided at the lower end side of the pit chamber 5, and the side walls 11 a and 11 a facing the rack rows 4 and 4 communicate with the server chamber 1. A plurality of wall surface vents 13 are provided. Further, as shown in FIG. 1, doors 15 and 15 for closing entrances for entering and exiting the pit chamber 5 are provided on the side walls 11 b and 11 b corresponding to the maintenance passage 14 of the server room 1, respectively.

  In the pit chamber 5, a plurality of air conditioners 16, 16,... Are attached to the side walls 11a, 11a, and a control device 17 that manages the operation of the air conditioners 14, 14,. 1) is attached to the side walls 11b and 11b. In addition, although the control part 17 may be attached to side walls 11a and 11a other than the side walls 11b and 1b, for example, in order to facilitate maintenance, it may be installed in the vicinity of the entrance / exit of the pothole chamber 5 closed by the door 15. preferable. In addition, a plurality of pipes 20 and 20 for water piping (see FIG. 1) are disposed in the pit chamber 5, and a part of the pit chamber 5 is also used as a pipe space.

  As shown in FIG. 3, the side walls 11a and 11a are made of a perforated plate (punching panel) 18 having a plurality of ventilation holes arranged in a lattice pattern and a wind shielding plate (blank panel) having no ventilation. ) 19 in combination. In this example, the perforated plate 18 is attached to the entire surface of one side so as to form the entire side wall of the pothole chamber 5, and the wind shield plate 19 is closed so as to block other portions except the portion where the wall surface vent 13 is provided. It is attached to the perforated plate 18 so as to be detachable. Therefore, by changing the shape of the wind shield 19 and the mounting position of the wind shield 19 with respect to the porous plate 18, the opening area, position, number, etc. of the wall vent 13 can be freely changed. In this example, a plurality of wind shielding plates 19, 19... Having different shapes are attached to the porous plate 18 so as to provide the wall vents 13 corresponding to the positions where the air conditioners 16 are arranged.

  The air conditioner 16 is for maintaining a constant temperature in the pit chamber 5 and is mounted with an air suction port (not shown) facing the wall vent 13, and the servers 2 and 2 in the server storage chamber 1 a. The air warmed in... Is taken into the air conditioner 16 through the wall vent 13, the air is cooled, and the cooled cold air is blown out from the front side toward the air outlet 12 of the pit chamber 5. It is configured. The temperature setting is controlled by the control device 17.

  In the air conditioning system configured as described above, the cold air generated by each of the air conditioners 16, 16... Passes through the air outlet 12, the air circulation space 7, and the air outlet 8 in this order from the floor 6 into the server room 1. The cool air is blown out and passes through the inside of each server 2, 2 ... arranged in each server storage room 1a, 1a ... to cool each server 2, 2 .... On the other hand, the high-temperature air discharged from the servers 2, 2... Between the rack rows 4 and 4 is returned into the air conditioners 16 and 16 through the wall vents 13 of the side wall 11a. The entire air conditioning in 1 is performed.

  Therefore, according to the air conditioning system of this embodiment, when it is necessary to expand the air conditioner 16 as the rack 3 is increased or the cooling load of the server 2 is increased, the side wall of the pothole chamber 5 is used. By changing the combination of the perforated plate 18 and the wind shielding plate 19 constituting 11a, that is, the shape of the wind shielding plate 19, the mounting position of the wind shielding plate 19 with respect to the porous plate 18, and the like. The opening area, the position, the number, and the like of 13 can be freely changed. Thus, there is no inconvenience of stopping the server 2 for a long time until the construction is completed, the additional construction is simple, and the construction cost can be reduced.

  Furthermore, when water piping is required in the data center or the server room, a part of the pothole chamber 5 is used as a pipe space, and the water pipe 20 is provided in the pothole chamber 5. Because it can, the construction cost can be reduced.

  In addition, in the structure of the said Example, although the structure which formed the server room 1 and the server storage room 1a on the single layer floor was disclosed, you may provide each by stacking up and down hierarchically, In this case, the pit chamber 5 Is formed as a blow-through portion that communicates with the hole chambers 5 of each layer and extends in a straight line in the vertical direction. In this way, when the server room 1 and / or the server storage room 1a need to be added along with the addition of the rack 3 and the air conditioner 16, the server room 1 and / or the server storage room 1a are arranged in the vertical direction. Can be easily stacked and stacked.

  Further, in the configuration of the above embodiment, a structure is disclosed in which two server storage chambers 1a are arranged on both the left and right sides with respect to the pothole chamber 5, but the number and arrangement positions of the server storage chambers 1a are within the server room 1. The number may be changed according to the number of servers 2 arranged in the rack and the number of rack rows 4. That is, when the number of servers 2 and the number of rack rows 4 are small, for example, as shown in FIG. When the number and the number of rack rows 4 are even smaller, as shown in FIG. 5, only one server storage chamber 1 a may be provided on one side of the pothole chamber 5. 4 and 5, members corresponding to those shown in FIGS. 1 to 3 are denoted by the same reference numerals as in FIGS. 1 to 3.

  Further, in the configuration of the above-described embodiment, the air flow space 7 is provided with the floor 9 having a double structure, the cooling air from the pit chamber 5 is passed through the air flow space 7, and the air intake port of the floor 9 is passed through the air flow space 7. Although the structure in which the air is blown into the server room 1 through the ceiling 8 is disclosed, an air circulation space is provided with the ceiling 10 as a double structure, and the cooling air from the pit chamber 5 is not shown through the ceiling side air circulation space. May be blown into the server room 1. Further, cooling air may be blown out from both sides of the floor 9 and the ceiling 10.

  The present invention can be variously modified without departing from the spirit of the present invention, and the present invention naturally extends to the modified ones.

BRIEF DESCRIPTION OF THE DRAWINGS The top view which simplifies and shows typically one Example of the air-conditioning system which concerns on this invention. BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a longitudinal side view schematically showing an embodiment of an air conditioning system according to the present invention in a simplified manner. The exploded perspective view of the side wall of an air-conditioning system same as the above. The top view for demonstrating the modification of the air conditioning system which concerns on this invention. The top view for demonstrating another modification of the air conditioning system which concerns on this invention. The top view which simplifies and shows typically an example of the conventional air conditioning system. The longitudinal cross-sectional side view which shows an example of the conventional air conditioning system simply and typically.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Server room 1a Server storage room 2 Server 3 Rack 4 Rack row 5 Vented hole chamber 6 Floor 7 Air circulation space 8 Air intake 9 Porous lid 10 Ceiling 11a, 11b Side wall 12 Air outlet 13 Wall vent 14 Maintenance passage 15 Door 16 Air conditioner 17 Controller 18 Perforated plate (punching panel)
19 Windshield (blank panel)
20 Pipe for water piping

Claims (4)

It has a server storage room in which a rack row in which a plurality of racks in which a plurality of servers are mounted in the vertical direction is arranged, and an air circulation space is provided under the floor or / and the ceiling of the server storage room to provide a double In an air conditioning system for a server room configured as a floor or / and ceiling structure,
It is structurally separated from the server storage room and extends in the vertical direction along the side surface of the server storage room, and the upper side and / or the lower side communicate with the air circulation space under the floor or / and the ceiling of the server storage room. A provided atrium-shaped pit chamber;
A wall vent provided in such a manner that the server storage chamber and the pit chamber communicate with each other on a side wall that partitions the pit chamber and the server storage chamber;
An air conditioner that sucks air in the server storage room through the wall vent, cools the air, and blows it out of the floor or / and the ceiling side into the server storage room through the air circulation space;
An air conditioning system for a server room, characterized in that the side walls are constituted by a perforated plate having air permeability that can be freely combined and a wind shielding plate that does not have air flow.   2. The server according to claim 1, wherein the server storage chambers are provided so as to be stacked in a hierarchy in the vertical direction, and the pothole chambers are formed so as to communicate with the pothole chambers in each hierarchy and extend in a straight line in the vertical direction. Room air conditioning system.   3. The server room air conditioning system according to claim 1, wherein at least two of the server storage rooms are radially arranged around the pit chamber.   The server room air conditioning system according to claim 1, 2 or 3, wherein a plurality of rack rows arranged in a line in the server storage room are arranged with the back surfaces of the servers facing each other.

Images