CN217011517U

CN217011517U - Double-row cabinet type data center and refrigerating system

Info

Publication number: CN217011517U
Application number: CN202122697982.2U
Authority: CN
Inventors: 居静
Original assignee: Hebei Qinhuai Data Co Ltd
Current assignee: Hebei Qinhuai Data Co Ltd
Priority date: 2021-11-05
Filing date: 2021-11-05
Publication date: 2022-07-19
Anticipated expiration: 2031-11-05

Abstract

The application discloses cabinet-type data center of double row machine includes: a housing having at least an equipment area therein; the equipment cabinet group is provided with two groups which are arranged in the equipment area in parallel at intervals; the refrigerating system is provided with two heat exchange modules which are respectively connected to one ends of the two cabinet groups and are positioned in the equipment area; the equipment area is divided into a cold channel and two hot channels by the two cabinet groups and the heat exchange module at one end of each cabinet group, and the cold channel is positioned between the two cabinet groups; and one end of the cold channel, which is close to the two heat exchange modules, is connected with a fan. The problem of with high costs and arrange the difficulty can be solved to this application.

Description

Double-row cabinet type data center and refrigerating system

Technical Field

The application relates to the field of data center equipment, in particular to a double-row cabinet type data center and a refrigerating system.

Background

With the development of information technology, the demand for data centers is rapidly increasing, and container type data centers are gradually adopted by various manufacturers as data centers with low cost, high integration degree, high efficiency and flexibility; a plurality of cabinets in which a large number of servers are placed are generally disposed inside a container type data center, and since the servers emit heat during operation, heat dissipation of the data center becomes important.

In a heat dissipation manner in the related art, inter-row air conditioners and other cooling devices are arranged between cabinets, so that the heat dissipation requirement of the cabinets is met.

The adoption of the heat dissipation mode can increase the production cost of the whole data center and increase the difficulty of pipeline arrangement, and the inter-row air conditioner is arranged between two adjacent cabinets, so that a large space is occupied, the number of cabinets in one cabinet group is reduced, and the space utilization rate is low; meanwhile, a plurality of rows of air conditioners are adopted for heat dissipation, and the power consumption is high.

Disclosure of Invention

The application aims to provide a double-row cabinet type data center and a refrigerating system, which can solve the problems of high cost and difficulty in arrangement.

In order to achieve the above object, one aspect of the present application provides a refrigeration system, which includes a heat exchange module, a refrigeration module, a water pump, and a transmission pipeline;

the refrigeration module comprises an underground heat dissipation device and a mechanical refrigeration device, wherein the underground heat dissipation device is embedded underground;

the water outlet of the heat exchange module is communicated with one end of the transmission pipeline, and the water inlet of the heat exchange module is communicated with the other end of the transmission pipeline;

the underground heat dissipation device, the mechanical refrigeration device and the water pump are sequentially connected in series on the transmission pipeline from one end of the water outlet of the heat exchange module to one end of the water inlet of the heat exchange module.

As a further improvement of the above technical solution: the refrigeration module further comprises a cooling tower which is connected in series on the transmission pipeline and is positioned between the underground heat dissipation device and the mechanical refrigeration device.

As a further improvement of the technical scheme: the heat exchange module is formed by sequentially connecting a plurality of S-shaped pipelines end to end; and a plurality of metal plates are arranged on the outer side surface of each S-shaped pipeline.

As a further improvement of the above technical solution: the underground heat dissipation device has the same structure as the heat exchange module.

As a further improvement of the technical scheme: the device also comprises a controller; a water inlet of the mechanical refrigerating device is provided with a temperature sensor; and the controller controls the opening and closing of the refrigeration action of the mechanical refrigeration device according to the temperature signal fed back by the temperature sensor.

In order to achieve the above object, another aspect of the present invention provides a dual-row cabinet type data center, including:

a housing having at least an equipment area disposed therein;

the equipment cabinet group is provided with two groups which are arranged in the equipment area in parallel at intervals;

the refrigerating system is provided with two heat exchange modules which are respectively connected to one ends of the two cabinet groups and are positioned in the equipment area;

the equipment area is divided into a cold channel and two hot channels by the two cabinet groups and the heat exchange module at one end of each cabinet group, and the cold channel is positioned between the two cabinet groups; and one end of the cold channel, which is close to the two heat exchange modules, is connected with a fan.

As a further improvement of the technical scheme: the water inlets of the two heat exchange modules are communicated with the water outlet of the water pump through a tee joint; and the water outlets of the two heat exchange modules are communicated with the water inlet of the underground heat radiating device through another tee joint.

As a further improvement of the technical scheme: and a water collector is arranged at one end of the air inlet of the fan in the cold channel, and a liquid collecting box is arranged below the water collector.

As a further improvement of the technical scheme: an air guide cover is arranged between the two cabinet groups and the fan; one end of the wind scooper is provided with an opening, and the two sides of the wind scooper are respectively provided with a plurality of through holes communicated with the inside; the fan is connected to the opening; the through holes are arranged corresponding to the cabinets in the corresponding cabinet group.

As a further improvement of the technical scheme: two hot aisles are symmetrically arranged about the cold aisle; an auxiliary area is further arranged in the shell and is isolated from the equipment area; and a switch door is arranged between the two hot channels and the auxiliary area.

Therefore, according to the technical scheme provided by the application, the shell is divided into two cabinet groups with a cold channel in the middle and two hot channels on two sides and the heat exchange modules 1 positioned at the respective ends, and the fans are matched to form two air circulations, so that the two cold air circulations formed by one fan can simultaneously dissipate heat of the two cabinet groups, the manufacturing cost is reduced, and electric energy is saved; meanwhile, the air guide cover is arranged in the cold channel to guide air to each cabinet, so that the heat dissipation uniformity is ensured, and the heat dissipation effect of the cabinet is ensured; the heat exchange module, the refrigeration module, the water pump and the cooling tower are connected together through the transmission pipeline to form a complete conveying loop, the target unit is subjected to heat dissipation through the heat dissipation module, the heat dissipation effect is improved, the controller is adopted to control the mechanical refrigeration device to be opened and closed according to the detection temperature of the temperature sensor, and the electric energy consumption is reduced to a certain extent; meanwhile, the heat exchange module adopts an S-shaped pipeline to prolong the flowing time of the flowing medium in the heat exchange area, and is matched with a plurality of metal plates to increase the contact with the air, so that the heat exchange effect on the high temperature of the air is effectively improved.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.

FIG. 1 is a schematic diagram of a refrigeration system in one embodiment provided herein;

FIG. 2 is a schematic structural diagram of a heat exchange module in one embodiment provided herein;

FIG. 3 is a schematic diagram of a dual row cabinet data center according to an embodiment of the present disclosure;

FIG. 4 is an enlarged view of portion A of FIG. 3;

in the figure: 1. a heat exchange module; 11. an S-shaped pipeline; 12. a metal plate; 2. a refrigeration module; 21. an underground heat sink; 22. a mechanical refrigeration device; 23. a cooling tower; 3. a water pump; 4. a transmission pipeline; 5. a temperature sensor; 6. a housing; 61. an equipment area; 611. a cold aisle; 612. a hot aisle; 62. an auxiliary area; 7. A cabinet group; 8. a fan; 9. a water collector; 91. a liquid collecting box; 10. a wind scooper; 101. an opening; 102. and a through hole.

Detailed Description

To make the objects, technical solutions and advantages of the present application more clear, embodiments of the present application will be described in further detail below with reference to the accompanying drawings. Terms such as "upper," "above," "lower," "below," "first end," "second end," "one end," "another end," and the like, used herein to denote relative spatial positions, are used for ease of description to describe one element or feature's relationship to another element or feature as illustrated in the figures. The spatially relative positional terms may be intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements described as "below" or "beneath" other elements or features would then be oriented "above" the other elements or features. Thus, the exemplary term "below" can encompass both an orientation of above and below. The device may be otherwise oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

Furthermore, the terms "mounted", "disposed", "provided", "connected", "slidably connected", "fixed" and "sleeved" are to be understood in a broad sense. For example, "connected" may be a fixed connection, a detachable connection, or a unitary construction; can be a mechanical connection, or an electrical connection; may be directly connected, or indirectly connected through intervening media, or may be in internal communication between two devices, elements or components. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.

In the prior art, cooling equipment such as an inter-row air conditioner is arranged between cabinets to meet the heat dissipation requirement of the cabinets.

By adopting the heat dissipation mode, the production cost of the whole data center is increased, the pipeline arrangement difficulty is increased, and the inter-row air conditioner is arranged between two adjacent cabinets, so that a large space is occupied, the number of cabinets in one cabinet group is reduced, and the space utilization rate is low; meanwhile, a plurality of rows of air conditioners are adopted for heat dissipation, and the power consumption is high. Therefore, a double-row cabinet type data center and a refrigerating system are urgently needed, and the problems of high cost and difficulty in arrangement can be solved.

The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the accompanying drawings. It should be apparent that the embodiments described in this application are only a part of the embodiments of the present application, and not all embodiments. All other embodiments, which can be obtained by a person skilled in the art without making any inventive step based on the embodiments in the present application, are within the scope of protection of the present application.

Referring to fig. 1-2, in an implementation manner of the refrigeration system, a circulating flowing medium (the flowing medium usually adopts some flowing liquid such as water, alcohol, etc.) is used to dissipate heat through a heat source by refrigeration, and specifically includes a heat exchange module 1, a refrigeration module 2, a water pump 3 and a transmission pipeline 4, where the transmission pipeline 4 is used to connect the heat exchange module 1, the refrigeration module 2 and the water pump 3 together to form a complete transmission loop; the heat exchange module 1 is used for cooling air so as to dissipate heat of a target unit (a data center refers to a cabinet, namely server equipment); the refrigerating module 2 is used for cooling and refrigerating the flowing medium after heat exchange, so that a target unit can be conveniently cooled; the water pump 3 is used for providing power for the flowing medium in the whole loop, so that the flowing medium circularly flows in the transmission pipeline 4.

As a preferred scheme, in order to reduce power consumption, for the refrigeration module 2, underground temperature is adopted at the front end of the mechanical refrigeration device 22 for heat exchange, a flowing medium with high temperature is firstly reduced, and then whether the mechanical refrigeration device 22 is used for secondary cooling is selected according to conditions, so that power is saved;

the refrigeration module 2 comprises an underground heat dissipation device 21 and a mechanical refrigeration device 22, wherein the underground heat dissipation device 21 is embedded underground; the water outlet of the heat exchange module 1 is communicated with one end of the transmission pipeline 4, and the water inlet of the heat exchange module 1 is communicated with the other end of the transmission pipeline 4; the underground heat dissipation device 21, the mechanical refrigeration device 22 and the water pump 3 are sequentially connected in series on the transmission pipeline 4 from one end of the water outlet of the heat exchange module 1 to one end of the water inlet of the heat exchange module 1.

The mechanical refrigeration device 22 depends on mechanical action or thermal action to make the refrigeration working medium change state (including state change) to complete the refrigeration cycle, and utilizes the temperature rise or state change of the working medium at low temperature to refrigerate, and the mechanical refrigeration can be divided into two types of vapor refrigeration and gas refrigeration according to the way of realizing the refrigeration cycle.

Preferably, the refrigeration module 2 may further include a cooling tower 23, the cooling tower 23 is connected in series on the transmission pipeline 4 and is located between the underground heat sink 21 and the mechanical refrigeration device 22; the cooling tower 23 is a prior art in the field, is usually used for cooling a flowing medium by exchanging heat with the outside air, and can be incorporated into a loop together for cooling;

alternatively, it is within the scope of the disclosure that one or a combination of the cooling tower 23, the mechanical refrigeration device 22 and the underground heat sink 21 may be selected for use according to the actual situation (e.g., the cooling requirement of the target unit, and the external ambient temperature as a consideration).

Referring to fig. 2 again, in order to ensure the heat exchange effect of the heat exchange module 1, the heat exchange module 1 is further specifically designed, specifically, the heat exchange module 1 is formed by sequentially connecting a plurality of S-shaped pipelines 11 end to end; the outer side surface of each S-shaped pipeline 11 is provided with a plurality of metal plates 12, the S-shaped pipelines are adopted to prolong the flowing time of the flowing medium in the heat exchange area, and the metal plates 12 are matched to increase the contact with the air, so that the heat exchange effect on the high temperature of the air is effectively improved.

In the application, the underground heat dissipation device 21 adopts the same structure as the heat exchange module 1, and adopts S-shaped pipelines to increase the flowing time of the flowing medium in the heat exchange area, and is matched with a plurality of metal plates 12 to increase the heat exchange contact area with the underground; the underground heat sink 21 may be formed in other ways, such as flat tubing, spiral loops, etc.

Preferably, the application also comprises a controller (the controller can be controlled by a p l c single chip microcomputer); a temperature sensor 5 is arranged at the water inlet of the mechanical refrigerating device 22 and used for sensing the water temperature at the inlet; the controller acquires a temperature signal fed back by the temperature sensor 5, compares the temperature of the temperature sensor 5 with a preset temperature (namely the temperature required for cooling), and controls the opening and closing of the refrigeration action of the mechanical refrigeration device 22; in an embodiment, when the detected temperature of the temperature sensor 5 is less than or equal to the preset temperature, the mechanical refrigeration device 22 does not participate in the operation (i.e., is not powered on, and thus does not perform refrigeration), and when the detected temperature of the temperature sensor 5 is higher than the preset temperature, the mechanical refrigeration device 22 participates in the refrigeration operation.

Therefore, the heat exchange module 1, the refrigeration module 2, the water pump 3 and the cooling tower are connected together through the transmission pipeline 4 to form a complete conveying loop, the target unit is subjected to heat dissipation by using the heat dissipation module 1, the heat dissipation effect is improved, the controller is adopted to control the mechanical refrigeration device 22 to be opened and closed according to the detection temperature of the temperature sensor, and the electric energy consumption is reduced to a certain extent; meanwhile, the heat exchange module 1 adopts an S-shaped pipeline to prolong the flowing time of the flowing medium in the heat exchange area, and is matched with a plurality of metal plates 12 to increase the contact with the air, so that the heat exchange effect on the high temperature of the air is effectively improved.

Referring to fig. 3 to 4, based on the same inventive concept, the present application further provides a dual-row rack type data center according to the embodiment, including: the shell 6, the cabinet group 7 and the refrigerating system; at least an equipment area 61 is arranged in the shell 6, in the present application, the shell 6 refers to an outer frame of a data center and is used for accommodating the whole equipment, in reality, a building or a container is usually adopted as the shell 6, wherein the equipment area 61 is used for installing the cabinet set 7 and the heat exchange module 1 in the refrigeration system;

the equipment cabinet group 7 is provided with two groups which are parallel and arranged in the equipment area 61 at intervals, namely a double-row type equipment cabinet is adopted; the refrigeration system specifically includes two heat exchange modules 1 (refer to fig. 2 specifically), which are connected to one end of each of the two cabinet groups 7 and located in the equipment area 61, and the two heat exchange modules 1 correspond to the two cabinet groups 7 respectively;

the two cabinet groups 7 and the heat exchange modules 1 at one ends thereof divide the equipment area 61 into a cold channel 611 and two hot channels 612, and the cold channel 611 is located between the two cabinet groups 7; one end of the cold channel 611 close to the two heat exchange modules 1 is connected with a fan 8, and two air circulations are formed in such a way in sequence, so that the two cabinet groups 7 are respectively cooled; the fan 8 is used for providing power for air circulation;

the specific embodiment is that, cold air is inhaled from two heat exchange module 1 through the effect of fan 8, discharges to in the cold passageway 611, then flows to both sides rack group 7 to dispel the heat to two rack groups 7, after cold air passed two rack groups 7, its cold air temperature rose and become in hot air gets into the hot passageway 612 of both sides, through fan 8's absorption, pass corresponding heat exchange module 1 and refrigerate the cooling, thereby realize two rack groups 7 and realize the cold circulation heat dissipation.

Correspondingly set, two heat exchange modules 1 are required to be connected in parallel in the refrigeration system, thereby working simultaneously: the specific embodiment is as follows: the water inlets of the two heat exchange modules 1 are communicated with the water outlet of the water pump 3 through a tee joint; the water outlets of the two heat exchange modules 1 are communicated with the water inlet of the underground heat dissipation device 21 through another tee joint.

As preferred, in order to avoid the hot and cold staggered water drops, thereby affecting the normal operation of the machine room cabinet, the water collector 9 is arranged at one end of the air inlet of the fan 8 in the cold channel 611, the liquid collecting box 91 is arranged below the water collector 9, and the water collector 9 collects water vapor, and the water vapor falls into the liquid collecting box 91, thereby reducing the water vapor in the air.

Preferably, in order to ensure uniform heat dissipation of each cabinet in the two cabinet groups 7, the air guide cover 10 is further provided in the present application, and the through holes 102 on the air guide cover 10 guide air corresponding to each cabinet, so as to ensure uniform heat dissipation;

specifically, an air guide cover 10 is arranged between the two cabinet groups 7 and the fan 8; one end of the wind scooper 10 is provided with an opening 101, and two sides of the wind scooper are respectively provided with a plurality of through holes 102 communicated with the inside; the fan 8 is connected at the opening 101; the through holes 102 are arranged corresponding to the cabinets in the corresponding cabinet group 7, of course, the two hot channels 612 are symmetrically arranged about the cold channel 611, and the two cabinet groups 7 are also symmetrically arranged about the wind scooper 10, so that the same path of the wind flowing to the two sides is ensured, and the two circulations are performed simultaneously; an auxiliary area 62 is further arranged in the shell 6, the auxiliary area 62 is arranged in a separated mode with the equipment area 61, and the auxiliary area 62 can be used for arranging a power supply room, a monitoring room and the like according to actual use requirements; a switch door is provided between the two hot aisles 612 and the auxiliary area 62.

Therefore, according to the technical scheme provided by the application, the shell is divided into two cabinet groups with a cold channel in the middle and two hot channels on two sides and the heat exchange modules 1 positioned at the respective ends, and the fans are matched to form two air circulations, so that the two cold air circulations formed by one fan can simultaneously dissipate heat of the two cabinet groups, the manufacturing cost is reduced, and electric energy is saved; meanwhile, the air guide cover is arranged in the cold channel to guide air to each cabinet, so that the heat dissipation uniformity is guaranteed, and the heat dissipation effect of the cabinets is guaranteed.

The above description is only a preferred embodiment of the present application and should not be taken as limiting the present application, and any modifications, equivalents, improvements and the like that are made within the spirit and principle of the present application should be included in the protection scope of the present application.

Claims

1. The refrigeration system is characterized by comprising a heat exchange module (1), a refrigeration module (2), a water pump (3) and a transmission pipeline (4);

the refrigeration module (2) comprises an underground heat dissipation device (21) and a mechanical refrigeration device (22), wherein the underground heat dissipation device (21) is embedded underground;

the water outlet of the heat exchange module (1) is communicated with one end of the transmission pipeline (4), and the water inlet of the heat exchange module (1) is communicated with the other end of the transmission pipeline (4);

the underground heat dissipation device (21), the mechanical refrigeration device (22) and the water pump (3) are sequentially connected in series on the transmission pipeline (4) from one end of the water outlet of the heat exchange module (1) to one end of the water inlet of the heat exchange module (1).

2. Refrigeration system according to claim 1, characterized in that the refrigeration module (2) further comprises a cooling tower (23), the cooling tower (23) being connected in series on the transport pipe (4) between the underground heat sink (21) and the mechanical refrigeration device (22).

3. A refrigeration system according to claim 1 or 2, characterized in that the heat exchange module (1) is composed of a plurality of S-shaped pipes (11) connected end to end in sequence; a plurality of metal plates (12) are arranged on the outer side surface of each S-shaped pipeline (11).

4. A refrigeration system according to claim 3, characterized in that the underground heat sink (21) is of the same construction as the heat exchange module (1).

5. The refrigerant system as set forth in claim 1, further including a controller; a temperature sensor (5) is arranged at the water inlet of the mechanical refrigerating device (22); and the controller controls the on-off of the refrigeration action of the mechanical refrigeration device (22) according to the temperature signal fed back by the temperature sensor (5).

6. A double row cabinet type data center is characterized by comprising:

a housing (6) in which at least an equipment area (61) is arranged;

a cabinet group (7) which is provided with two groups and is parallel and arranged in the equipment area (61) at intervals;

refrigeration system according to any of claims 1 to 5, the refrigeration system comprising two heat exchange modules (1) connected to one end of each of the two cabinet groups (7) and located in the equipment area (61);

the two cabinet groups (7) and the heat exchange module (1) at one end thereof divide the equipment area (61) into a cold channel (611) and two hot channels (612), and the cold channel (611) is located between the two cabinet groups (7); and a fan (8) is connected to one end, close to the two heat exchange modules (1), in the cold channel (611).

7. The double row cabinet type data center as claimed in claim 6, wherein the water inlets of the two heat exchange modules (1) are communicated with the water outlet of the water pump (3) through a tee; the water outlets of the two heat exchange modules (1) are communicated with the water inlet of the underground heat dissipation device (21) through another tee joint.

8. The double row cabinet type data center as claimed in claim 6, wherein a water collector (9) is disposed at one end of the cold channel (611) located at the air inlet of the fan (8), and a liquid collecting box (91) is disposed below the water collector (9).

9. The double row cabinet type data center as claimed in claim 6, wherein a wind scooper (10) is provided between the two cabinet groups (7) and the fan (8); one end of the wind scooper (10) is provided with an opening (101), and two sides of the wind scooper are respectively provided with a plurality of through holes (102) communicated with the inside; the fan (8) is connected to the opening (101); the through holes (102) are arranged corresponding to the cabinets in the corresponding cabinet group (7).

10. The dual row rack data center of claim 6, wherein two hot aisles (612) are symmetrically disposed about the cold aisle (611); an auxiliary area (62) is further arranged in the shell (6), and the auxiliary area (62) is isolated from the equipment area (61); an opening and closing door is arranged between the two hot channels (612) and the auxiliary area (62).