CN103500000A - Refrigerating system for data machine room - Google Patents

Refrigerating system for data machine room Download PDF

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Publication number
CN103500000A
CN103500000A CN201310459541.6A CN201310459541A CN103500000A CN 103500000 A CN103500000 A CN 103500000A CN 201310459541 A CN201310459541 A CN 201310459541A CN 103500000 A CN103500000 A CN 103500000A
Authority
CN
China
Prior art keywords
conditioning unit
air
refrigeration system
rack
data center
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201310459541.6A
Other languages
Chinese (zh)
Inventor
万炯
陈军
杜小锋
贾孝星
邹应扬
谢兆盛
周品付
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Guangdong Euroklimat Air Conditioning and Refrigeration Co Ltd
Original Assignee
Guangdong Euroklimat Air Conditioning and Refrigeration Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Guangdong Euroklimat Air Conditioning and Refrigeration Co Ltd filed Critical Guangdong Euroklimat Air Conditioning and Refrigeration Co Ltd
Priority to CN201310459541.6A priority Critical patent/CN103500000A/en
Publication of CN103500000A publication Critical patent/CN103500000A/en
Pending legal-status Critical Current

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Abstract

The invention discloses a refrigerating system for a data machine room. The refrigerating system comprises a machine cabinet and an air conditioning unit. The air conditioning unit is at least arranged in the machine cabinet partially. The machine cabinet comprises at least one equipment area, the air conditioning unit is arranged on one side of the equipment area, and a detachable partition board is arranged between the equipment area and the air conditioning unit. The air conditioning unit is arranged in the machine cabinet so that the air conditioning unit can directly refrigerate equipment, and compared with a traditional refrigerating system, the refrigerating system is improved in refrigerating efficiency. The air conditioning unit is directly disposed in the machine cabinet, so that compared with the mode that an air conditioning unit is arranged between machine cabinets in the traditional refrigerating system, maneuverability is improved, disassembly and assembly are convenient to achieve, and construction cost and material cost are reduced.

Description

The data center module refrigeration system
Technical field
The present invention relates to air-conditioning technical field, relate in particular to a kind of data center module refrigeration system.
Background technology
Modern data is concentrated cybertimes greatly, the miniaturization of computing machine, rack, the slimming of server, blade.Their characteristics are that volume is more and more less, and still, electronic power density is but in continuous increase.Under this condition, the refrigeration system in machine room is being born increasing test.
Cabinet air conditioner is for the communication field application, to design specially, as solved the heat dissipation problems such as outdoor communication cabinet, Wireless outdoor cabinet base station, storage battery cabinet.Be mainly used in taking away electrical equipment and consume the heat that electric energy sends, for all kinds of interior of equipment cabinets provide desirable humiture environment, isolate the dust in the external environment, corrosive gas simultaneously, extended the serviceable life of electrical equipment, improved the machine system operational reliability.Product is applicable to electric control box, communication, communication facilities, data treatment box and heavy motor device control box etc.
Traditional cabinet air conditioner is actual is air conditioner in machine room, and it guarantees that by regulating the machine room bulk temperature server apparatus operating ambient temperature is suitable.But the general position of placing away from server cabinet of air conditioner in machine room, blow by air supply duct, the air-supply static pressure is high, and the power consumption of blower fan is high; In addition, because air conditioner in machine room is to regulate the machine room bulk temperature, but the heat the largest source is server cabinet, so in order to guarantee the environment temperature of server apparatus operation in rack, need to the adjusting of the bulk temperature of machine room is very low, so, make the utilization factor of air-conditioning reduce.
Also have a kind of cabinet air conditioner in prior art, it is arranged at the air-conditioning unit between the adjacent service device.For example, Chinese patent literature CN102681637A discloses a kind of " the server cooling machine cabinet refrigeration system of generating heat on a large scale ", as shown in Figure 1, it comprises server cabinet 100 and refrigeration unit 200, described refrigeration unit 200 is arranged between adjacent two-server rack 100, and described refrigeration unit 200 comprises heat interchanger 201 and is arranged on the axial flow blower 202 of heat interchanger side.This kind of way is generally to implement after server cabinet installation, because the rack position is fixing, therefore have limitation when dismounting air-conditioning unit, to air-conditioning equipment installation and service work, makes troubles; In addition, although above-mentioned cabinet air conditioner is disembarked, cabinet is nearer, but the heat that still needs the cold wind of air-conditioning unit or rack are given out adopts the material such as glass plate to be closed and forms cold passage or the passage of heat, the mode of this cold passage or passage of heat sealing needs the extra material cost that increases, the bulk temperature of machine room also easily is affected, toward contact, need to adopt air-conditioning to be lowered the temperature to machine room, the bulk temperature of guarantee machine room is suitable.
To sum up, the cabinet air conditioner of prior art exists that air-conditioning unit utilization factor is low, air conditioner assembly and disassembly inconvenience, high in cost of production defect, needs badly and proposes a kind of applicable machine room server cabinet air conditioner, to solve above-mentioned technical matters.
Summary of the invention
One object of the present invention is to propose a kind of data center module refrigeration system, and it is high to machine room server refrigerating efficiency.
Another object of the present invention is to propose a kind of data center module refrigeration system, and it has advantages of easy accessibility.
A further object of the present invention is to propose a kind of data center module refrigeration system, and it has the advantage that cost is low.
For reaching this purpose, the present invention by the following technical solutions:
A kind of data center module refrigeration system comprises: rack and air-conditioning unit, described air-conditioning unit is placed in described rack at least partly.
As a kind of preferred version, described rack comprises at least one battery limits, and described air conditioner is mounted on a side of described battery limits, dismountable dividing plate that is provided with between described battery limits and described air-conditioning unit.
As a kind of preferred version, be provided with air-conditioning unit control enclosure in described rack, described air-conditioning unit control enclosure and described air-conditioning unit are positioned at the homonymy of described battery limits.
Especially, between described air-conditioning unit control enclosure and described air-conditioning unit, by the coupling arrangement with multiple-contact connectors, be connected.
As a kind of preferred version, described air-conditioning unit comprises blower fan, heat interchanger, and described blower fan and described heat interchanger are positioned at the homonymy of described battery limits, and/or described blower fan is covered with the side in described heat interchanger.
Especially, described blower fan has two or more, and in the vertical direction is cascading.
Especially, described heat interchanger tilts to be located at a side of described blower fan.
Especially, described heat interchanger comprises heat exchanger tube and is located at the outer radiating fin of described heat exchanger tube, described heat exchanger tube employing copper tube, and pass to chilled water or cold-producing medium.
As a kind of preferred version, described air-conditioning unit arranges an end of heat interchanger and is located in described rack, and described air-conditioning unit arranges an end of blower fan and is located at outside described rack.
The contrast prior art, beneficial effect of the present invention is: the present invention adopts the air-conditioning unit to be built in rack, and the air-conditioning unit is directly freezed to equipment, with respect to traditional refrigeration system, aspect refrigerating efficiency, is improved; The present invention, by the air-conditioning unit directly is arranged in rack, is arranged at the air-conditioning unit between rack and is promoted aspect operability with respect to traditional refrigeration system, and the dismounting facility reduces construction cost and material cost.
The accompanying drawing explanation
The schematic top plan view of a kind of extensive heating server cooling machine cabinet refrigeration system that Fig. 1 is prior art.
Fig. 2 is the structural representation of the described data center module of embodiment by refrigeration system.
Fig. 3 is the schematic top plan view of the described data center module of embodiment by refrigeration system.
Fig. 4 is the schematic top plan view of data center module of the present invention by the another kind of structure of refrigeration system.
The structural representation that Fig. 5 is the described air-conditioning unit of embodiment.
The exploded view that Fig. 6 is the air-conditioning unit shown in Fig. 5.
The structural representation that Fig. 7 is single blower fan air-conditioning unit of the present invention.
The structural representation that Fig. 8 is four fan device air-conditioning unit of the present invention.
The heat exchanger structure schematic diagram that Fig. 9 is the described air-conditioning unit of embodiment.
The another kind of structural representation of the heat interchanger that Figure 10 is air-conditioning unit of the present invention.
In figure:
100, server cabinet; 200, refrigeration unit; 201, heat interchanger; 202, axial flow blower;
1, rack; 11, unit district; 12, battery limits; 111, rack front side board; 112, rack back side panel; 113, rack dividing plate; 114, rack return air inlet; 115, rack air inlet;
2, air-conditioning unit; 21, blower fan; 22, heat interchanger; 23, unit box body; 230, box partition; 231, front chamber; 232, rear chamber; 233, unit blasting air mouth; 234, unit return air inlet.
Embodiment
Further illustrate technical scheme of the present invention below in conjunction with accompanying drawing and by embodiment.
Data center module refrigeration system of the present invention, comprise: rack and air-conditioning unit, the air-conditioning unit is placed in described rack at least partly, the air-conditioning unit is built in to rack, the air-conditioning unit is directly freezed to server apparatus, be improved aspect refrigerating efficiency with respect to traditional refrigeration system, offer convenience to installation and service work, can reduce construction cost and material cost.
Fig. 2 illustrates the structure of a kind of data center module of the present invention by refrigeration system, and in the present embodiment, refrigeration system comprises: rack 1 and air-conditioning unit 2, and air-conditioning unit 2 parts are placed in rack 1, and another part is placed in outside rack 1.Those skilled in the art easily associate: the air-conditioning unit all can also be placed in rack.
According to the data center module refrigeration system shown in Fig. 2, more specifically scheme refers to Fig. 3, rack 1 comprises: unit district 11 and lay respectively at four battery limits 12 of both sides, unit district, and unit district 11 is for the unit that installs an air-conditioner, and battery limits 12 are for build-in services device equipment.
Battery limits 12 are respectively arranged with rack front side board 111 and rack back side panel 112 with rear side and the front side in unit district 11, are provided with dismountable rack dividing plate 113 between battery limits 12 and unit district 11.
Air-conditioning unit 2 comprises blower fan 21, heat interchanger 22, and blower fan 21 is located at a side of heat interchanger 22, is positioned at the front end of air-conditioning unit 2, and this end is placed in outside unit district 11, and the end that air-conditioning unit 2 is provided with heat interchanger 22 is placed in unit district 11.On rack dividing plate 113, rack return air inlet 114 is offered in the position of corresponding heat interchanger 22, at rack front side board 111, offers rack air inlet 115.The mode of offering in air port can form lattice structure for offer a plurality of types hole on rack dividing plate or rack front side board, and also directly cutting sheet material forms larger-size opening etc.
The technical scheme that those skilled in the art are easily known refers to Fig. 4, with the data center module shown in Fig. 3, by the difference of refrigeration system, is, the air-conditioning unit 2 of this programme all is placed in unit district 11.Rack return air inlet 114 still is opened in the position corresponding with heat interchanger 22, rack dividing plate 113 rear ends, and rack air inlet 115 is opened in the rack dividing plate 113 front ends position corresponding with blower fan 21.
Two kinds of above-mentioned data center modules with refrigeration system be all utilize the structure of rack itself and air-conditioning unit to form to give, return air channel, with respect to traditional refrigeration system, passage need to additionally be set, that the solution of the present invention is implemented is more convenient, cost is minimized.
Fig. 5, 6 illustrate the structure of a kind of air-conditioning unit of the present invention, in the present embodiment, the air-conditioning unit comprises a unit box body 23, before being divided into by a box partition 230 in unit box body 23, rear chamber 231, 232, blower fan 21 is installed on box partition 230 and is positioned at front chamber 231, heat interchanger 22 is installed on blower fan one side and is positioned at rear chamber 232, the front panel of unit box body 23, wainscot, unit blasting air mouth 233 is offered in the position of the corresponding blower fan of left wallboard and right wallboard, the squab panel of unit box body 23, unit return air inlet 234 is offered in the position of the corresponding heat interchanger of right wallboard.The quantity of unit blasting air mouth 233 and unit return air inlet 234, position and version all can be adjusted according to actual needs, and for example, the unit blasting air mouth in illustrated scheme adopts the air-supply lattice structure, and the unit return air inlet adopts in sheet material upper shed structure.
Air-conditioning unit of the present invention can adopt single blower fan structure (referring to Fig. 7), two blower fan structure or four fan device structure (referring to Fig. 8) etc. according to actual needs.If adopt two or more blower fan structures, these blower fan in the vertical directions are cascading.The size of two single blower fan structure stacks is identical with two blower fan structures, and size and the four fan device of two two blower fan structure stacks are measure-alike, so, are convenient to carry out according to actual needs the expansion of unit.
Heat interchanger of the present invention preferably includes heat exchanger tube and is located at the outer radiating fin of heat exchanger tube, and described heat exchanger tube adopts copper tube.The heat interchanger of air-conditioning unit can adopt chilled water system or refrigerant system.If adopt chilled water system can adopt two-port valve or T-valve to control chilled-water flow; If adopt refrigerant system can adopt kapillary or expansion valve to control refrigerant flow.
Heat interchanger can adopt more than one group or two groups.Fig. 9 illustrates a kind of heat interchanger arrangement form of the present invention, in the present embodiment, the quantity of heat interchanger 22 is one group, and an end of heat interchanger 22 is placed in the top of the rear side left of rear chamber 232, the other end is placed in right-hand bottom, front side, and integral body is three-dimensional diagonal line and is arranged in rear chamber.Corresponding with heat interchanger, offer unit return air inlet 234 at the squab panel of unit box body 23, right wallboard, carry out return air by trailing flank and the right flank of unit.If an end of heat interchanger is placed in to right-hand top of rear side of rear chamber, the other end is placed in the bottom of front side left, integral body is three-dimensional diagonal line and is arranged in rear chamber, accordingly at the squab panel of unit box body, left wallboard, offer the unit return air inlet, by trailing flank and the left surface of unit, carry out return air.As can be seen here, more the direction of the inclination of heat interchanger is relevant for air return method.In addition, can also be as required in the top walls panels of unit box body, return air inlet be set, to increase the return air area.
Figure 10 illustrates another kind of heat interchanger arrangement form of the present invention, the quantity of this heat interchanger is two groups, a wherein end of two groups of heat interchanger 22 is set in distance, the other end is contact setting, so that two groups of heat interchanger integral body are " V " type structural arrangement in rear chamber 232, and an end that is somebody's turn to do " V " type structure is placed in the top of rear chamber 232, and the other end is placed in the bottom of rear chamber 232.Corresponding with heat interchanger, offer unit return air inlet 234 at the squab panel of unit box body 23, right wallboard, left wallboard, carry out return air by trailing flank, right flank and the left surface of unit.In addition, can also be as required in the top walls panels of unit box body, return air inlet be set, to increase the return air area.
In conjunction with Fig. 3, the data center module of the present embodiment refrigeration system course of work is described: the thermal current that in battery limits, server gives out passes through the rack return air inlet successively, unit return air inlet and being sucked by the blower fan in unit district, air-flow carries out heat exchange through heat interchanger and forms cold airflow, the blower fan of flowing through is by the both sides air-supply to the left and right of unit blasting air mouth, air-flow forms the wind screen before battery limits, be positioned at the rack air inlet inhalation device district of radiator fan on the rack front side board in battery limits, server apparatus in battery limits is dispelled the heat, the thermal current that then temperature raises is sucked by the blower fan in the unit district again, circulation so successively.
For the better work of regulation and control unit, air-conditioning unit control enclosure is set in the unit district, between air-conditioning unit control enclosure and air-conditioning unit, can be connected by the coupling arrangement with multiple-contact connectors.
Be provided for detecting the first temperature sensor of wind pushing temperature at unit blasting air mouth place, rack air inlet place is provided for detecting the second sensor of the EAT in access arrangement district, and the first temperature sensor all is connected with air-conditioning unit control enclosure with the second temperature sensor.At rack return air inlet place or unit return air inlet place be provided for detecting the three-temperature sensor of return air temperature, three-temperature sensor is connected with air-conditioning unit control enclosure.The consume of the known cold wind of temperature in course of conveying that the temperature detected according to the first temperature sensor and the second temperature sensor detect, if consume is larger, air-conditioning unit control enclosure is regulated chilled-water flow and rotation speed of fan.Detect return air temperature according to three-temperature sensor, the temperature environment situation of known battery limits, regulate chilled-water flow and rotation speed of fan by air-conditioning unit control enclosure according to need.
Know-why of the present invention has below been described in conjunction with specific embodiments.These are described is in order to explain principle of the present invention, and can not be interpreted as by any way limiting the scope of the invention.Explanation based on herein, those skilled in the art does not need to pay performing creative labour can associate other embodiment of the present invention, within these modes all will fall into protection scope of the present invention.

Claims (10)

1. a data center module refrigeration system comprises: rack and air-conditioning unit, it is characterized in that, and described air-conditioning unit is placed in described rack at least partly.
2. data center module refrigeration system according to claim 1, is characterized in that, described rack comprises at least one battery limits, and described air conditioner is mounted on a side of described battery limits, dismountable dividing plate that is provided with between described battery limits and described air-conditioning unit.
3. data center module refrigeration system according to claim 2, is characterized in that, is provided with air-conditioning unit control enclosure in described rack, and described air-conditioning unit control enclosure and described air-conditioning unit are positioned at the homonymy of described battery limits.
4. data center module refrigeration system according to claim 3, is characterized in that, between described air-conditioning unit control enclosure and described air-conditioning unit, by the coupling arrangement with multiple-contact connectors, is connected.
5. according to the described data center module refrigeration system of claim 2 to 4 any one, it is characterized in that, described air-conditioning unit comprises blower fan, heat interchanger;
Described blower fan and described heat interchanger are positioned at the homonymy of described battery limits; And/or,
Described blower fan is covered with the side in described heat interchanger.
6. data center module refrigeration system according to claim 5, is characterized in that, described blower fan has two or more, and in the vertical direction is cascading.
7. data center module refrigeration system according to claim 5, is characterized in that, described heat interchanger tilts to be located at a side of described blower fan.
8. data center module refrigeration system according to claim 5, is characterized in that, described heat interchanger comprises heat exchanger tube and is located at the outer radiating fin of described heat exchanger tube, described heat exchanger tube employing copper tube, and pass to chilled water or cold-producing medium.
9. data center module refrigeration system according to claim 7, is characterized in that, described heat interchanger comprises heat exchanger tube and is located at the outer radiating fin of described heat exchanger tube, described heat exchanger tube employing copper tube, and pass to chilled water or cold-producing medium.
10. according to the described data center module refrigeration system of claim 6 to 9 any one, it is characterized in that, described air-conditioning unit arranges an end of heat interchanger and is located in described rack, and described air-conditioning unit arranges an end of blower fan and is located at outside described rack.
CN201310459541.6A 2013-09-29 2013-09-29 Refrigerating system for data machine room Pending CN103500000A (en)

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105222294A (en) * 2015-11-04 2016-01-06 比赫电气(太仓)有限公司 A kind of cabinet-type air-conditioning with self-protection function
WO2016112834A1 (en) * 2015-01-14 2016-07-21 深圳市艾特网能有限公司 Inter-row air conditioning heat exchanger, and inter-row air conditioner
CN109405089A (en) * 2018-09-25 2019-03-01 深圳市艾特网能技术有限公司 Under-floor air distribution air-conditioning

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WO2016112834A1 (en) * 2015-01-14 2016-07-21 深圳市艾特网能有限公司 Inter-row air conditioning heat exchanger, and inter-row air conditioner
CN105222294A (en) * 2015-11-04 2016-01-06 比赫电气(太仓)有限公司 A kind of cabinet-type air-conditioning with self-protection function
CN109405089A (en) * 2018-09-25 2019-03-01 深圳市艾特网能技术有限公司 Under-floor air distribution air-conditioning
CN109405089B (en) * 2018-09-25 2021-06-15 深圳市艾特网能技术有限公司 Lower air supply air conditioner

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Application publication date: 20140108