CN102833988B - A kind of data center heat dissipation scheme - Google Patents
A kind of data center heat dissipation scheme Download PDFInfo
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- CN102833988B CN102833988B CN201210346666.3A CN201210346666A CN102833988B CN 102833988 B CN102833988 B CN 102833988B CN 201210346666 A CN201210346666 A CN 201210346666A CN 102833988 B CN102833988 B CN 102833988B
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Abstract
The invention discloses a kind of data center heat dissipation scheme, comprise a cabinet, described cabinet comprises the front and rear wall be parallel to each other, the left and right sides wall, the upper lower wall of vertical described rack, the backboard parallel with described cabinet front and rear wall that connect front and rear wall; Described cabinet is partitioned into former and later two spaces by described backboard, is respectively first, second space; First, second space of described cabinet inside, by the some racks of the mutually isolated one-tenth of some heat exchangers placed side by side, is respectively equipment rest area and fan room; Described server system is arranged in equipment rest area; Rack near two side in described cabinet is the fan room not having backboard, and middle rack can arrange corresponding fan room according to air quantity demand; Described heat exchanger is the evaporator of multistage heat pipe hot pump hybrid system; This data center heat dissipation scheme not only increases air-supply cooling effectiveness by the fusion of multi-stage heat pipe heat pump refrigerating device, reduces energy consumption for cooling, and avoids the impact of dust on server system.
Description
Technical field
The present invention relates to a kind of data center, particularly a kind of data center heat dissipation scheme.
Background technology
Along with the develop rapidly of the Internet, IT application in enterprises paces are constantly accelerated.Just there is deep change in the application of IT resource and management mode, is the service type innovation resources of carrying platform by progressively developing into from functionality resources that is independent, dispersion with data center.Data center is large-scale centralized computing facility, and it carries the functions such as calculating, storage, application, and it will become new focus and the core content of informatization.Along with the arriving in data explosion epoch, higher requirement be it is also proposed to data center, more multiserver hardware is stacked in limited space domestic demand, it comprises a large amount of server, these servers are positioned over frame, because server system is more and be all arranged at data center, the heat sink conception of data center's entirety becomes quite important.For the traditional mechanically refrigerated scheme of employing, increase the way of cooler, although the fail safe that the interior space is lowered the temperature can be ensured, but golf calorific value space is due to needs all-year-around cooling, air conditioning energy consumption is very high, fundamentally cannot realize the energy saving in running of air-conditioning, also bring the problem of electric power and cost simultaneously.The research report of IDC is pointed out in the cost dropped into hardware, and power supply and cooling device will occupy the cost of half, and data center cooling system occupies 40% of data center's total power consumption.
Domestic conventional data centers often exists in physical environment: integral layout is unreasonable, and refrigerating system can not be distributed by the needs of physical device, causes overall energy waste high and there is the problem of local overheating; In information technoloy equipment, IDC statistics display, in the Asian-Pacific area, data center server power consumption with annual 23% speed increase, compared with world's balanced growth level of annual 16%, the power consumption growth rate of Asia-Pacific data center is far beyond world average level.
Such present situation also impels enterprise to explore better radiating mode always, and as being all submerged in by hardware in oil or liquid, because hardware is immersed completely, the heat of assembly and hardware facility can better be derived by oil cooling.Although oil cooling can provide higher radiating efficiency, and the operation allowing server quieter and intensive, but also there are some problems: (1) oil cooling mode causes the weight of hardware more much bigger than general data center server, and this just needs floor can bear enough weight simultaneously; (2) initial cost of installing water pump radiator and necessary connecting tube is very expensive; (3) be immersed in completely oil cooling equipment in mean hardware device will be difficult to upgrade, this needs extra technical training.
What is more adopts the mode of Peltier cooling (semiconductor chilling plate), and dry ice or liquid nitrogen also can be adopted to ensure them when limit overclocking without the need to worrying that hardware quits work because temperature is too high.In fact some time processor also can quit work when temperature is too low, such as Core2ExtremeQX9650 then will auto-breaking when-60 degree are spent to-90.
The number of patent application of applicant's previous application be 201210319421.1 patent be solve the large problem of energy consumption existed in heat pump, and it is simple to give a kind of structure, implement easily, the multi-stage heat pipe heat pump hybrid system of energy-saving and emission-reduction, according to indoor and outdoor temperature and indoor load situation, unit optimum selection ground runs with multi-stage heat pump circulation or multi-stage heat pipe circulation pattern, ensureing the target achieving energy-saving run under the prerequisite that room temperature lowering requires, this multi-stage heat pipe heat pump hybrid system not only makes heat pump refrigerating heat transfer technology of heat pipe mutually merge, compared to the annual cooling scheme of existing various needs, multi-stage heat pipe heat pump combined refrigerating technology has obvious superior function (comprising fractional energy savings and room temperature Control platform), not only can realize the mutual supplement with each other's advantages of heat pipe and heat pump refrigerating technology, and the power-saving technology of natural heat-exchange can be made full use of, and the problem that the loss of existing single-stage heat pipe hot pump refrigerating plant heat transfer temperature difference is large and total heat exchange efficiency is low can be solved.
Therefore find and a kind ofly how under prerequisite is dropped in limited space and air-conditioning, ensure effective radiating effect, maximize with the quantity realizing rack and the maximized heat sink conception of quantity of rack server extremely urgent.
Summary of the invention
In order to solve the problems of the technologies described above, the invention provides a kind ofly can provide the uniformity of cold air, the changeability of semen donors and energy-conservation heat abstractor according to the temperature of rack server system radiating, also provides a kind of data center heat dissipation scheme comprising above-mentioned heat abstractor.
Technical solution problem of the present invention adopts following technical scheme:
A kind of data center heat dissipation scheme, comprises a cabinet, the some server cabinets be arranged in this casing, heat exchanger, fan room, air-supply arrangement, damping device and circuit controling element forms, described cabinet comprises the front and rear wall be parallel to each other, the left and right sides wall, the upper lower wall of vertical described cabinet, the backboard parallel with described cabinet front and rear wall that connect front and rear wall, described cabinet is partitioned into former and later two spaces by described backboard, is respectively first, second space, first, second space of described cabinet inside, by the some racks of the mutually isolated one-tenth of some heat exchangers placed side by side, is respectively equipment rest area and fan room, described server system is arranged in described equipment rest area, described air-supply arrangement and air humidifying device are placed on described fan room, each rack described is provided with Yishanmen, the rack in first, second space near two side in described cabinet is the fan room not having backboard, both can be server system air-supply and the humidification in first, second space, can the air in first, second space of conducting flow again, described intermediate server system district can arrange corresponding fan room according to air quantity demand, described heat exchanger is the evaporator of multistage heat pipe hot pump hybrid system, and it is arranged on the side-walls of each group server cabinet, and first, second compartition is become some server apparatus rest areas and fan room, from the left side wall fan room in the first space of cabinet, discharge cold air along the left wall heat exchanger of the server system of first group in the space, direction first of wind in air channel like this and enter server system, the air of the heat that server system produces enters its right side wall heat exchanger and cools, the air of cooling enters next group server system, repeating successively flows down is circulated to the right side wall sidewall fan room in the first space, then second space right side wall fan room is entered, carry out the kind of refrigeration cycle of second space, it is identical with the first space cycle pattern, last wind is admitted to the left side wall fan room of second space, exchange with the first space, then just complete a closed inner loop.
The above heat exchanger is the evaporator of multi-stage heat pipe heat pump hybrid system, and it is arranged on the side-walls of each group server cabinet, and first, second compartition is become some server system districts and fan room; The evaporator of each group multi-stage heat pipe heat pump hybrid system described is placed side by side and form by the evaporator being no less than two heat pipe hot pump recombiner units, and the evaporator of every one-level heat pipe hot pump recombiner unit has the independent input output of oneself respectively, the condenser of the heat pipe hot pump recombiner unit corresponding with it is connected, form independently partial circulating loop one by one, they have independently compressor and circulating pump, and its work runs phase and is independent of each other.
The above heat exchanger is the evaporator of multi-stage heat pipe heat pump hybrid system, and the evaporator of multi-stage heat pipe heat pump hybrid system of each group is placed side by side and form by the evaporator being no less than two heat pipe hot pump recombiner units, it has the condenser of the heat pipe hot pump recombiner unit of oneself correspondence to be connected respectively, form independently heat pipe hot pump hybrid system refrigeration partial circulating one by one, and can need optionally to run the intermittent work of part partial circulating unit phase trans-substitution in each group multi-stage heat pipe heat pump hybrid system according to the heat radiation of server system.Because the fin temperature of the evaporator of the multi-stage heat pipe heat pump hybrid system of cabinet sidewalls is lower than the temperature of flowing gas in cabinet, its dew point temperature is reached after the steam inside flowing gas can be made to run into fin, be condensed into liquid water, thus the humidity in reduction cabinet that can be spontaneous.
Being set to centre near the rack in first, second space of left and right sides wall in the above cabinet is four fan room not having backboard to separate; Described fan room is provided with air-supply arrangement and damping device; Described intermediate server system district can arrange corresponding fan room according to air quantity demand, and the dense degree of its fan room sets according to the demand of server system.
Air-supply arrangement is provided with in the above fan room, the number of the air-supply arrangement in each fan room and the size of air output are determined according to the demand of the server system between Liang Ge fan room, if there is multiple server system between fan room, then can increase the number of air-supply arrangement in centre or accelerate the rotating speed of each air-supply arrangement, the cold air of the evaporator of farthest server system sidewall is sent in space, server system place.
Be provided with damping device in the above fan room, the demand of the server system that the unlatching of damping device and the size adding moisture are organized according to each is regulated automatically by the information feed back of corresponding sniffer.
In the above server system, the placement of each server will along the wind direction in whole space, can not keep out the wind, namely the cross-sectional area of server is parallel with the wind direction in air channel, the cold air sent into from sidewall evaporator is entered, and the hot-air that server system sheds enters next group evaporator along wind direction and cools.
Segment space is left in top and the bottom of above-described cabinet, for the refrigeration working medium turnover pipeline such as feed tube, power line, holding wire of evaporator and the placement of circuit.
The above circuit control part controls circuit logic computing and the equipment run switch of whole device, mainly monitor some variations in temperature of hot environment and low temperature environment by some temperature testing equipments, optionally run multi-stage heat pump refrigeration work pattern or multi-stage heat pipe refrigeration work pattern, and the situation of " low load with strong power " can be avoided as required, select the intermittent work of unit phase trans-substitution making heat pump refrigerating mode of operation or heat-pipe refrigerating mode of operation, also extend the useful life of whole system so to a certain extent.
The present invention compared with prior art, use with the evaporator of the multi-stage heat pipe heat pump hybrid system sidewall as rack in cabinet, make the server system in each rack have one the supply cold wind device of different cold blast rate and one can be provided to draw server system according to radiating requirements to shed the device of the hot blast come, namely can fix a point to provide uniform refrigerating gas to rack server system, this ensures that there abundance and the preference temperature of refrigerating gas in each rack, eliminate the interference of extraneous mist.Multi-stage heat pipe heat pump combined refrigerating technology has obvious superior function (comprising fractional energy savings and room temperature Control platform), not only can realize the mutual supplement with each other's advantages of heat pipe and heat pump refrigerating technology, heat pipe and heat pump refrigerating two kinds of patterns can be realized with same set of equipment, the power-saving technology of natural heat-exchange can not only be made full use of, and the problem that the loss of existing single-stage heat pipe hot pump refrigerating plant heat transfer temperature difference is large and total heat exchange efficiency is low can be solved.When winter, outdoor temperature was lower, hybrid system generally runs on heat pipe pattern, and compressor is in stopped status always, and energy-saving effect is best; At conditioning in Transition Season, because outdoor temperature is higher, the cooling ability of heat pipe reduces, and unit is generally in the alternate run pattern of heat pump and heat pipe, and energy-saving effect is more remarkable; When summer, outdoor temperature was higher, unit generally runs on heat pump mode, but also can operate in the alternate run pattern of heat pump and heat pipe at night and rainy weather, still has good energy-saving effect.Therefore this data center heat dissipation scheme improves air-supply cooling effectiveness by the fusion of multi-stage heat pipe heat pump refrigerating device, reduce energy consumption for cooling, the inner demand to refrigeration of data center can not only be met, and avoid the impact of dust on server system, whole conceptual design advantages of simple, floor space is little, utilance is high, easy to use.
Accompanying drawing explanation
Fig. 1 is the enclosure interior segmentation sketch of data center heat dissipation scheme of the present invention.
Fig. 2 is cabinet inside structural perspective for this reason.
Fig. 3 is cabinet inside structural upright curve planing surface figure for this reason.
The rack execution mode figure of Fig. 4 data center heat dissipation scheme for this reason.
Fig. 5 is single interior of equipment cabinet and outside heat exchanger linked, diagram in cabinet for this reason.
In figure: (1) cabinet; (2) backboard; (3) first spaces; (4) second space; (5) evaporator of multi-stage heat pipe heat pump hybrid system; (6) fan room; (7) canyon; (8) air supply device; (9) damping device; (10) cabinet door.
embodiment:
Below in conjunction with drawings and Examples, technical scheme of the present invention is described in detail:
A kind of data center heat dissipation scheme, comprise cabinet (1), backboard (2), the first space (3), second space (4), the evaporator (5) of multi-stage heat pipe heat pump hybrid system, fan room (6), canyon (7), air supply device (8), damping device (9), cabinet door (10) and circuit controling element, whole system can make the cabinet comprising N number of rack as required;
Fig. 1 is the enclosure interior segmentation sketch of data center heat dissipation scheme of the present invention.This cabinet (1) comprises the front and rear wall be parallel to each other, the left and right sides wall, the upper lower wall of vertical described cabinet, the backboard (2) parallel with described cabinet front and rear wall that connect front and rear wall; Described cabinet (1) is partitioned into former and later two spaces by described backboard (2), be respectively the first space (3) and second space (4), and between the left and right sidewall of this backboard (2) and cabinet, leave the conducting district that a passage is the first space (3) and second space (4); The air of whole like this cabinet inside does one-period circulation around backboard (2).
Fig. 2 is cabinet inside structural perspective for this reason.On the basis of Fig. 1, make first space (3) of cabinet inside, second space (4) by the some racks of the mutually isolated one-tenth of some heat exchangers placed side by side (5), be respectively equipment rest area (7) and fan room (6); This heat exchanger (5) is the evaporator of multistage heat pipe hot pump hybrid system, the intermittent work of unit phase trans-substitution making heat pump refrigerating mode of operation or heat-pipe refrigerating mode of operation can be selected according to the demand of load, the useful life of heat exchanger can be extended like this, improve integrally cooling efficiency.Described server system is arranged in equipment rest area (7), and air-supply arrangement (8) and air humidifying device (9) are placed on fan room (6), and each rack is provided with Yishanmen (10), requires first, second space (3 near two side in cabinet; 4) do not have the rack of backboard to be four fan room, and in cabinet, intermediate server system district can arrange corresponding fan room (6) according to air quantity demand, to ensure that each rack server system area has enough air quantity gas.
The rack execution mode figure of Fig. 4 data center heat dissipation scheme for this reason.During the work of this data center line heat sink conception, multi-stage heat pipe heat pump hybrid system can according to the difference of indoor required design temperature and outdoor temperature, optionally run multi-stage heat pump refrigeration work pattern or multi-stage heat pipe refrigeration work pattern, each mode of operation makes cabinet inside radiating principle and air flow be the same.For Fig. 4 inner loop as shown in FIG., along the direction of wind in air channel from the left side wall fan room in the first space of cabinet, the heat exchanger of the left side wall of the server system of first group in the first space discharges cold air and enters server system, the air of the heat that server system produces enters its right side wall heat exchanger and cools, the air of cooling enters next group server system, repeating successively flows down is circulated to the right side wall fan room in the first space, then second space right side wall fan room is entered, carry out the kind of refrigeration cycle of second space, it is identical with the first space cycle pattern, last wind is admitted to the left side wall fan room of second space, exchange with the first space, then just complete a closed inner loop.
Fig. 5 is single interior of equipment cabinet and outside heat exchanger linked, diagram in cabinet for this reason.When whole system works, evaporator (5) in cabinet contacts with the high temperature heat source that server system gives out, liquid working media is evaporated to gas by the heating of high temperature heat source in evaporator, and absorb heat, the gas that evaporation is formed and the liquid intermediate medium that part is not evaporated mutually are mixed to form gas-liquid two-phase fluid in flow at high speed, they export and enter condenser (11) through intermediate equipment from evaporator (5), condenser (11) contacts with low-temperature heat source, gaseous working medium is condensed into liquid by the cooling of low-temperature heat source in condenser, and release heat, the liquid-working-medium that condensation is formed enters evaporator (11) through the intermediate equipment of condenser output and evaporator input and circulates next time, whole like this heat-exchange system circulates down always.
This like this multi-stage heat pipe heat pump combined refrigerating technology has obvious superior function (comprising fractional energy savings and room temperature Control platform), not only can realize the mutual supplement with each other's advantages of heat pipe and heat pump refrigerating technology, heat pipe and heat pump refrigerating two kinds of patterns can be realized with same set of equipment, the power-saving technology of natural heat-exchange can not only be made full use of, and the problem that the loss of existing single-stage heat pipe hot pump refrigerating plant heat transfer temperature difference is large and total heat exchange efficiency is low can be solved; This system according to the difference of indoor required design temperature and outdoor temperature, optionally can be run multi-stage heat pump refrigeration work pattern or multi-stage heat pipe refrigeration work pattern, is ensureing that the prerequisite that room temperature lowering requires is issued to energy-saving run; When outdoor temperature is higher or indoor load is excessive, multi-stage heat pipe heat pump hybrid system operating heat pump refrigeration work pattern, operation principle is identical with general frequency conversion or non-frequency air-conditioning, indoor heat is dissipated to the exterior space by vapor-compression refrigerant cycle, reaches the cooling down effect of the interior space; When outdoor temperature is lower than indoor temperature certain value, compressor bank is closed, unit enters heat-pipe refrigerating mode of operation automatically, by heat pipe energy-saving module, gaseous refrigerant is brought to condensation heat release in condenser, finally become condensate liquid, condensate liquid absorbs heat at heat pipe energy-saving module flows by action to evaporator again, and whole system passes through heat pipe energy-saving module by indoor heat to outdoor transmission.
Claims (7)
1. data center's heat abstractor, comprises a cabinet (1), is arranged at some server cabinets in casing and a heat abstractor, it is characterized in that, also comprise heat exchanger (5) and fan room (6), described cabinet comprises the front and rear wall be parallel to each other, the left and right sides wall, the upper lower wall of vertical described cabinet, the backboard (2) parallel with described cabinet front and rear wall that connect front and rear wall, described cabinet is partitioned into former and later two spaces by described backboard, is respectively the first space (3) and second space (4), first space (3) of described cabinet inside, second space (4), by the some racks of the mutually isolated one-tenth of some heat exchangers placed side by side (5), are respectively equipment rest area (7) and fan room (6), server system is arranged in described equipment rest area (7), air-supply arrangement (8) and air humidifying device (9) are placed on described fan room (6), each rack is provided with Yishanmen (10), near first, second space (3 of two side in described cabinet, 4) rack is the fan room not having backboard, both can be first, second space server system air-supply and humidification, again can first, second space of conducting air flowing, intermediate server system district can arrange corresponding fan room (6) according to air quantity demand, described heat exchanger (5) is the evaporator of multistage heat pipe hot pump hybrid system, and it is arranged on the side-walls of each group server cabinet, first, second space (3, 4) some server apparatus rest areas (7) and fan room (6) is divided into, like this from the left side wall fan room in the first space of cabinet along the direction of wind in air channel, the heat exchanger of the left side wall of the server system of first group in the first space discharges cold air and enters server system, the air of the heat that server system produces enters its right side wall heat exchanger and cools, the air of cooling enters next group server system, repeating successively flows down is circulated to the right side wall fan room in the first space, then second space right side wall fan room is entered, carry out the kind of refrigeration cycle of second space, it is identical with the first space cycle pattern, last wind is admitted to the left side wall fan room of second space, exchange with the first space, then just complete a closed inner loop.
2. a kind of data center according to claim 1 heat abstractor, it is characterized in that, the evaporator that described heat exchanger (5) is multi-stage heat pipe heat pump hybrid system, it is arranged on the side-walls of each group server cabinet, and first, second compartition is become some server system districts and fan room; The evaporator of each group multi-stage heat pipe heat pump hybrid system is placed side by side and form by the evaporator being no less than two heat pipe hot pump recombiner units, and the evaporator of every one-level heat pipe hot pump recombiner unit has the independent input output of oneself respectively, the condenser of the heat pipe hot pump recombiner unit corresponding with it is connected, form independently partial circulating loop one by one, they have independently compressor and circulating pump, and its work runs phase and is independent of each other.
3. a kind of data center according to claim 1 and 2 heat abstractor, it is characterized in that, the evaporator that described heat exchanger (5) is multi-stage heat pipe heat pump hybrid system, and the evaporator of multi-stage heat pipe heat pump hybrid system of each group is placed side by side and form by the evaporator being no less than two heat pipe hot pump recombiner units, it has the condenser of the heat pipe hot pump recombiner unit of oneself correspondence to be connected respectively, forms one by one independently heat pipe hot pump hybrid system refrigeration partial circulating; The combination optionally running arbitrarily small cycling element in each group multi-stage heat pipe heat pump hybrid system can be needed to carry out work according to the heat radiation of server system like this.
4. a kind of data center according to claim 1 heat abstractor, is characterized in that, being set to centre near the rack in first, second space of left and right sides wall in described cabinet is four fan room not having backboard to separate; Described fan room is provided with air-supply arrangement and damping device; Described intermediate server system district can arrange corresponding fan room according to air quantity demand, and the dense degree of its fan room sets according to the demand of server system.
5. a kind of data center heat abstractor according to claim 1 or 4, it is characterized in that, air-supply arrangement (8) is provided with in described fan room, the number of the air-supply arrangement in each fan room and the size of air output are determined according to the demand of the server system between Liang Ge fan room, if there is multiple server system between fan room, then can increase the number of air-supply arrangement in centre or accelerate the rotating speed of each air-supply arrangement, the cold air of the evaporator of farthest server system sidewall is sent in space, server system place.
6. a kind of data center heat abstractor according to claim 1 or 4, it is characterized in that, be provided with damping device (9) in described fan room, the demand of the server system that the unlatching of damping device and the size adding moisture are organized according to each is regulated automatically by the information feed back of corresponding sniffer.
7. a kind of data center according to claim 1 heat abstractor, it is characterized in that, in described server system, the placement of each server will be in minimum state of keeping out the wind, namely the largest face of the cross-sectional area of server is parallel with the wind direction in air channel, the cold air sent into from sidewall evaporator is entered, and the hot-air that server system sheds enters next group evaporator along wind direction and cools.
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Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102984924B (en) * | 2012-11-26 | 2016-03-02 | 北京德能恒信科技有限公司 | A kind of data center heat dissipation scheme |
| CN103118522B (en) * | 2013-01-31 | 2016-07-06 | 北京德能恒信科技有限公司 | A kind of data center heat dissipation system |
| CN103179847B (en) * | 2013-03-12 | 2016-08-17 | 北京丰联奥睿科技有限公司 | A kind of data center heat dissipation system |
| CN107690267B (en) * | 2017-09-30 | 2023-11-28 | 深圳绿色云图科技有限公司 | Data center cooling system and data center |
| CN110213943B (en) * | 2019-06-03 | 2020-06-19 | 北京纳源丰科技发展有限公司 | Multistage cooling heat pipe economizer system of server rack |
| CN111173326B (en) * | 2020-01-12 | 2021-07-16 | 苏州浪潮智能科技有限公司 | Multistage refrigerated data center computer lab |
| CN111182771A (en) * | 2020-01-20 | 2020-05-19 | 无锡赛思亿电气科技有限公司 | Heat dissipation system of high-power combined electrical cabinet and control method thereof |
| CN111787773B (en) * | 2020-08-03 | 2022-05-24 | 北京国电恒嘉科技产业集团有限公司 | Fully-prefabricated modular edge data center system |
| CN114020076A (en) * | 2021-10-29 | 2022-02-08 | 国网江苏省电力有限公司苏州供电分公司 | Intelligent temperature control meter box based on ubiquitous power Internet of things |
| CN118276649B (en) * | 2024-05-31 | 2024-09-17 | 苏州元脑智能科技有限公司 | Server casing and data processing device |
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