CN209068588U - A kind of data center's Waste Heat Recovery System - Google Patents
A kind of data center's Waste Heat Recovery System Download PDFInfo
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- CN209068588U CN209068588U CN201821672834.7U CN201821672834U CN209068588U CN 209068588 U CN209068588 U CN 209068588U CN 201821672834 U CN201821672834 U CN 201821672834U CN 209068588 U CN209068588 U CN 209068588U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/27—Relating to heating, ventilation or air conditioning [HVAC] technologies
- Y02A30/274—Relating to heating, ventilation or air conditioning [HVAC] technologies using waste energy, e.g. from internal combustion engine
Abstract
The utility model relates to field of heating ventilation air conditioning, disclose a kind of data center's Waste Heat Recovery System, comprising: evaporator, First Heat Exchanger, the second heat exchanger and heat supply end；The circular passage that First Heat Exchanger and the second heat exchanger respectively include inner pipe passway and be set on the outside of inner pipe passway, is provided with blower on the outside of circular passage；Evaporator is arranged inside computer room, and evaporator is connected to forming circuit with the circular passage of First Heat Exchanger, and the inner pipe passway of First Heat Exchanger is connected to forming circuit with the circular passage of the second heat exchanger, and the inner pipe passway of the second heat exchanger is connected to forming circuit with heat supply end.A kind of data center's Waste Heat Recovery System provided by the utility model, by configuring blower in First Heat Exchanger and the second heat exchanger, when the heating amount needed for the waste heat of recycling is greater than neighboring buildings, opening blower can be by extra waste heat discharge into environment, it can avoid the devices such as setting cooling tower, occupation area of equipment is reduced, system initial cost is saved.
Description
Technical field
The utility model relates to field of heating ventilation air conditioning, more particularly to a kind of data center's Waste Heat Recovery System.
Background technique
With the rapid development of the Internet technologies such as China's big data, cloud computing, the quantity of data center also increases sharply,
Its power consumption Zhan always social power consumption 1.5%, and keep the rapid growth impetus.At the same time, the northern area of China is honest
It pushes wide cleaning heating technology and equipment, data center needs to radiate outward throughout the year, be a stable heat source.Currently, data
One of air-conditioning principal mode used in central machine room is air source heat pump refrigeration.The waste heat of data center passes through air source heat pump
Condenser end be disposed to ambient enviroment, cannot efficiently use.And the performance of air source heat pump is by outdoor environment temperature
It is affected, frosting and defrosting can all reduce comfort, increase energy consumption.
In order to which the waste heat at data collection center has at present to heat using water chiller, and utilize water-water heat pump machine
The Waste Heat Recovery scheme of group heating hot water.The program is to energy-saving and emission-reduction, saving water resource and alleviates urban heat land effect tool
There is significant effect.
But water-cooling type machine room special machine utilizes cooling tower discharge extra mostly in existing data center's Waste Heat Recovery scheme
Condensation heat, however the installation of cooling tower needs biggish occupied area, and increases the initial cost of system.
Utility model content
(1) technical problems to be solved
The purpose of the utility model is to provide a kind of data center's Waste Heat Recovery System, solve for solution or part existing
Data center's Waste Heat Recovery scheme in water-cooling type machine room special machine utilize cooling tower that extra condensation heat, cooling tower is discharged mostly
Installation need biggish occupied area, and the problem of increase system initial cost.
(2) technical solution
In order to solve the above-mentioned technical problem, the utility model provides a kind of data center's Waste Heat Recovery System, comprising: evaporation
Device, First Heat Exchanger, the second heat exchanger and heat supply end；The First Heat Exchanger and second heat exchanger respectively include inner tube
Channel and the circular passage being set on the outside of said inner tube channel, are provided with blower on the outside of circular passage；The evaporator is set
It sets inside computer room, the evaporator is connected to forming circuit, the First Heat Exchanger with the circular passage of the First Heat Exchanger
Inner pipe passway forming circuit, the inner pipe passway of second heat exchanger and institute are connected to the circular passage of second heat exchanger
State heat supply end connection forming circuit.
On the basis of above scheme, on the circular passage lateral wall of the First Heat Exchanger and second heat exchanger
It is respectively arranged with fin.
On the basis of above scheme, blower is set at the evaporator.
Ring on the basis of above scheme, in the inner pipe passway outlet and second heat exchanger of the First Heat Exchanger
Compressor is arranged in series between shape feeder connection；In the annular channel outlet and the First Heat Exchanger of second heat exchanger
Flow controller is arranged in series between inner pipe passway entrance.
On the basis of above scheme, second heat exchanger inner pipe passway outlet with the heat supply tip inlet it
Between be arranged in series the first valve and pump；It is gone here and there between the heat supply end outlet and the inner pipe passway entrance of second heat exchanger
Connection the second valve of setting.
On the basis of above scheme, in the circuit that the inner pipe passway of second heat exchanger and the heat supply end are formed
On be arranged in series liquid storage device, the liquid storage device top connection setting air separator and constant pressure arrangement.
On the basis of above scheme, the evaporator includes: heat pipe evaporator.
On the basis of above scheme, the heat supply end includes: radiator radiant heating heat exchanger, fan coil, sky
Adjust at least one of case and heat exchange of heat pipe and condensing ends.
On the basis of above scheme, second heat exchanger inner pipe passway outlet with the heat supply tip inlet it
Between water segregator is set；Water collector is set between the heat supply end outlet and the inner pipe passway entrance of second heat exchanger.
On the basis of above scheme, the second inner tube of heat exchanger channel interior medium includes: cooling water or refrigerant.
(3) beneficial effect
A kind of data center's Waste Heat Recovery System provided by the utility model passes through setting First Heat Exchanger and the second heat exchange
Device is three media heat exchangers, blower is configured in First Heat Exchanger and the second heat exchanger, when the waste heat of recycling is built greater than periphery
When building required heating amount, the devices such as setting cooling tower can be can avoid, subtract by extra waste heat discharge into environment by opening blower
The occupied area for having lacked system equipment has saved the initial cost of system.
Detailed description of the invention
Fig. 1 is a kind of schematic diagram of data center's Waste Heat Recovery System of the utility model embodiment；
Fig. 2 is a kind of schematic diagram of data center's Waste Heat Recovery System embodiment one of the utility model embodiment；
Fig. 3 is a kind of schematic diagram of data center's Waste Heat Recovery System embodiment two of the utility model embodiment；
Fig. 4 is a kind of schematic diagram of data center's Waste Heat Recovery System embodiment three of the utility model embodiment；
Fig. 5 is a kind of schematic diagram of data center's Waste Heat Recovery System example IV of the utility model embodiment.
Description of symbols:
1-liquid storage device；2-air separators；3-constant pressure arrangements；
4-heat supply ends；5-the second heat exchanger；6-First Heat Exchangers；
7-flow controllers；8-compressors；9-pumps；
10-evaporators；11-the first valve；12-the second valve；
13-computer rooms；14-surrounding buildings；15-water collectors；
16-water segregators；17-other buildings.
Specific embodiment
With reference to the accompanying drawings and examples, specific embodiment of the present utility model is described in further detail.Below
Example is not intended to limit the scope of the present invention for illustrating the utility model.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is pacified
Dress ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally
Connection；It can be mechanical connection, be also possible to be electrically connected；Can be directly connected, can also indirectly connected through an intermediary,
It can be the connection inside two elements.For the ordinary skill in the art, above-mentioned art can be understood with concrete condition
The concrete meaning of language in the present invention.
The present embodiment provides a kind of data center's Waste Heat Recovery System according to the utility model, with reference to Fig. 1, the system packet
It includes: evaporator 10, First Heat Exchanger 6, the second heat exchanger 5 and heat supply end 4；First Heat Exchanger 6 and the second heat exchanger 5 wrap respectively
The circular passage for including inner pipe passway and being set on the outside of inner pipe passway, is provided with blower on the outside of circular passage；Evaporator 10 is set
It sets inside computer room 13, evaporator 10 is connected to forming circuit, the inner tube of First Heat Exchanger 6 with the circular passage of First Heat Exchanger 6
Channel is connected to forming circuit with the circular passage of the second heat exchanger 5, and the inner pipe passway of the second heat exchanger 5 is connected to heat supply end 4
Forming circuit.
A kind of data center's Waste Heat Recovery System provided in this embodiment mainly includes three circuits: evaporator 10 and the
What the heat absorption cooling circuit to computer room 13 that one heat exchanger 6 is connected to form, First Heat Exchanger 6 and the second heat exchanger 5 were connected to form
By the heat transfer of 10 interior media of evaporator to the circuit of 5 interior media of the second heat exchanger and the second heat exchanger 5 and heat supply
The heating loop that end 4 is connected to form.
The waste heat at the Waste Heat Recovery System data collection center is used for the detailed process that surrounding buildings 14 heat are as follows: in computer room
Evaporator 10 is set in 13, can quickly and effectively absorb the heat in computer room 13.Medium in evaporator 10 flow to First Heat Exchanger 6
Circular passage in, in 6 inner pipe passway of First Heat Exchanger media for heat exchange cooling after flow back in evaporator 10.First heat exchange
The circular passage of the second heat exchanger 5 is flow to after medium heat absorption in 6 inner pipe passway of device, in 5 inner pipe passway of the second heat exchanger
Media for heat exchange cooling, is flowed back to later in First Heat Exchanger 6.Medium heat absorption heating in second heat exchanger, 5 inner pipe passway flow to confession
Hot end 4 is heated, and is flowed back in the second heat exchanger 5 later.
First Heat Exchanger 6 and the second heat exchanger 5 mainly include inner pipe passway and circular passage respectively.In First Heat Exchanger 6
Blower is respectively set with outside the second heat exchanger 5.So that First Heat Exchanger 6 and the second heat exchanger 5 are respectively formed three media for heat exchange
Device.It is respectively outside the medium inside inner pipe passway, the medium inside circular passage and circular passage that three kinds, which are changed hot medium,
The air introduced by blower.
By the way that blower is arranged, air is introduced, it can be achieved that First Heat Exchanger 6 and the second heat exchanger 5 in the outside of circular passage
With extraneous heat exchange, the heat dissipation of First Heat Exchanger 6 and the second heat exchanger 5 outwardly can be directly realized by.6 He of First Heat Exchanger is set
Second heat exchanger 5 be respectively three media heat exchangers, can flexible choice mutually change hot medium, to realize the Waste Heat Recovery System
Different function, make the recovery system using more flexible.
When calorific requirement is less heat supply end 4 or does not need heat supply, First Heat Exchanger 6 and the second heat exchanger can be started
Blower in 5, and adjusted in First Heat Exchanger 6 and the second heat exchanger 5 outwardly by the watt level of adjusting fan operation
The size of heat is distributed, so that the heat of heat supply end 4 meets requirement, and extra heat can smoothly drain into the external world.
A kind of data center's Waste Heat Recovery System provided in this embodiment passes through setting First Heat Exchanger 6 and the second heat exchange
Device 5 is three media heat exchangers, configures blower in First Heat Exchanger 6 and the second heat exchanger 5, when the waste heat of recycling is greater than surrounding
When heating amount needed for building 14, opening blower can avoid in setting existing scheme by extra waste heat discharge into environment
The devices such as cooling tower, reduce the occupied area of system equipment, saved the initial cost of system.
In addition, the medium in heating loop absorbs heat by the second heat exchanger 5, heating hot-fluid can be prepared
Body reduces water-to-water heat pump unit in the prior art, improves heat exchange efficiency, reduces system investments.
Data center's Waste Heat Recovery System not only meets the cooling needs of data center in heating period, and high
Effect has easily recycled the condensation waste heat of 13 refrigeration system of data center machine room, is used in neighboring buildings heat supply.With it is existing
Technology is compared, the Waste Heat Recovery System be not only able to reduce neighboring buildings for thermal energy consumption, and reduce Waste Heat Recovery System
Initial cost, suitable for periphery have heat supply in winter demand build data center machine room 13, can significantly save heating energy consumption, band
Carry out good economic benefit.
On the basis of the above embodiments, further, outside the circular passage of First Heat Exchanger 6 and the second heat exchanger 5
Fin is respectively arranged on side wall.Fin is set on the lateral wall of circular passage, medium and the external world in circular passage can be improved
The efficiency of heat exchange can accelerate First Heat Exchanger 6 and the second heat exchanger 5 outwardly to distribute heat, and the system of raising is outwardly discharged useless
The efficiency of heat.
On the basis of the above embodiments, further, blower is set at evaporator 10.Evaporator can be further speeded up
10 absorb the heat in computer room 13, improve heat absorption efficiency of the evaporator 10 in computer room 13, improve the system of data center machine room 13
Cold efficiency.
On the basis of the above embodiments, further, in the inner pipe passway outlet of First Heat Exchanger 6 and the second heat exchanger
Compressor 8 is arranged in series between 5 circular passage entrance；In the annular channel outlet and First Heat Exchanger 6 of the second heat exchanger 5
Flow controller 7 is arranged in series between inner pipe passway entrance.
Inner pipe passway, compressor 8, the circular passage of the second heat exchanger 5 and the flow controller 7 of First Heat Exchanger 6 are arranged in series,
Form vapour compression refrigeration circuit, i.e. heat pump circuit.Medium cooling to required temperature and transfers heat to confession in evaporator 10
In medium in warm circuit, so that medium is warming up to required temperature in heating loop.
In heat pump circuit, First Heat Exchanger 6 is used as evaporation ends, and the second heat exchanger 5 is used as condensation end.
On the basis of the above embodiments, further, in the inner pipe passway outlet of the second heat exchanger 5 and heat supply end 4
The first valve 11 and pump 9 are arranged in series between entrance；The outlet of heat supply end 4 and the inner pipe passway entrance of the second heat exchanger 5 it
Between be arranged in series the second valve 12.
First valve 11 is set and the second valve 12 can control the medium in heating loop in the second heat exchanger 5 and heat supply end
Flowing between end 4.Pump 9 is for driving the flowing of medium in heating loop.When needing to heat, openable first valve, 11 He
Second valve 12, starting pump 9, so that high-temperature medium flow to heat supply end 4 and heats；When not needing heating, the can be closed
One valve 11 and the second valve 12.
Further, the first valve 11, the second valve 12 can be electric control valve or solenoid valve, or use two flow tune
The electric T-shaped valve or three-way solenoid valve that section valve is integrated.
Further, setting controller is connected with the first valve 11, the second valve 12, pump 9 and compressor 8 respectively, uses
Intelligent control adjusting is carried out in the operation to heating loop and heat pump circuit.
On the basis of the above embodiments, further, it is formed in the inner pipe passway of the second heat exchanger 5 and heat supply end 4
Circuit on be arranged in series liquid storage device 1,1 top of liquid storage device connection setting air separator 2 and constant pressure arrangement 3.
On the basis of the above embodiments, further, the inner pipe passway interior media of the second heat exchanger 5 includes: cooling
Water or refrigerant.Medium i.e. in heating loop, the medium in 5 inner pipe passway of the second heat exchanger can be cooling water or refrigeration
Agent.
Liquid storage device 1 can be hot water storage tank or fluid reservoir.When the medium in heating loop is water, gone here and there in heating loop
Connection setting hot water storage tank, stores extra hot water for flexible modulation.System performance can be improved, in one day or longer time
It is interior, it realizes the balance between recycling condensation waste heat and Heating Room institute calorific requirement, reduces the start-stop time of compressor 8, can be improved
System stability.
When the medium of heating loop is refrigerant, fluid reservoir is arranged in series in heating loop, for collecting refrigerant
Liquid.When refrigerant gas is after 4 heat release of heat supply end, meeting be condensed into liquid condition from gaseous state.Need fluid reservoir will be cold
Refrigerant collecting after solidifying gets up, then becomes gas by the second heat exchanger 5 absorption heat.Setting fluid reservoir can improve system
Performance stores extra condensate liquid, avoids condensate liquid from accumulating excessive within the condenser and heat transfer area is made to become smaller, influences heat transfer effect
Fruit.
Further, hot water storage tank may be provided between the first valve 11 and the entrance of heat supply end 4.Fluid reservoir is settable
Between the outlet and the second valve 12 of heat supply end 4.
On the basis of the above embodiments, further, evaporator 10 includes: heat pipe evaporator.
Heat absorption efficiency can be improved using heat pipe evaporator, realize the fast cooling of data center machine room 13.In evaporator 10
Medium can be the medium for being suitable for heat pipe.
Further, 5 annular of the medium in heat pump circuit, i.e. 6 inner pipe passway of First Heat Exchanger and the second heat exchanger is logical
Medium in road can be refrigerant.
On the basis of the above embodiments, further, heat supply end 4 includes: radiator radiant heating heat exchanger, blower
At least one of coil pipe, air-conditioning box and heat exchange of heat pipe and condensing ends.
On the basis of the above embodiments, further, with reference to Fig. 2, in the inner pipe passway outlet and confession of the second heat exchanger 5
Water segregator 16 is set between hot 4 entrance of end；It is set between the outlet of heat supply end 4 and the inner pipe passway entrance of the second heat exchanger 5
Set water collector 15.
Water segregator 16 is set before the entrance of heat supply end 4, and the heating water in liquid storage device 1 can pass through water segregator 16
It is assigned in different surrounding buildings 14 or other buildings 17, finally heats in the heat supply end 4 of neighboring buildings.For
Warm return water is collected by water collector 15, then is flowed back in the second heat exchanger 5 and absorbed heat, and high temperature heating hot water is generated.
On the basis of the above embodiments, further, a kind of data center's Waste Heat Recovery System includes First Heat Exchanger
6, flow controller 7, the second heat exchanger 5, compressor 8, pump 9, liquid storage device 1, air separator 2, constant pressure arrangement 3 and heat supply end 4；
Evaporator 10 is connected with the circular passage of First Heat Exchanger 6 in computer room 13；The inner pipe passway and compressor 8 of First Heat Exchanger 6,
The circular passage of two heat exchangers 5, flow controller 7 are arranged in series.The inner pipe passway of second heat exchanger 5 passes through the first valve 11 and
Two valves 12 are connected with pump 9, liquid storage device 1 and heat supply end 4.
Working medium absorbs heat in evaporator 10 in computer room 13, discharges heat in the circular passage of First Heat Exchanger 6；It is cold
But in the inner pipe passway absorption waste heat of the second heat exchanger 5 hot water or high temperature refrigerant is made, by the first valve in water or refrigerant
11 and pump 9, into liquid storage device 1, enter back into heat supply end 4 and radiate；Hot water or refrigerant after cooling pass through the second valve
12 return in the inner pipe passway of the second heat exchanger 5.
First Heat Exchanger 6 and the second heat exchanger 5 are respectively three media heat exchangers, in First Heat Exchanger 6 and the second heat exchanger 5
Inside be respectively arranged with blower, for the external world exchange heat dissipation.Evaporator 10 is heat pipe evaporator in data center machine room 13,
And it is again provided with blower.1 top of liquid storage device is provided with air separator 2 and constant pressure arrangement 3, it is ensured that hot water or high temperature
The heat exchange efficiency of refrigeration machine and the stability for improving system.
When surrounding buildings 14 need to heat, the first valve 11 and the second valve 12, cooling water or refrigerant are opened the
The inner pipe passway of two heat exchangers 5 absorbs waste heat, and hot water or high temperature refrigerant is made.According to heating load needed for surrounding buildings 14 and
Condensation waste heat amount provided by second heat exchanger 5, to select different operating modes.
When the heating load needed for surrounding buildings 14 is approximately equal to the condensation waste heat amount of recycling, compressor 8 and pump 9 are opened, is opened
Open the blower of 13 inner evaporator 10 of computer room.After hot water or high temperature refrigerant obtained enter liquid storage device 1 by pump 9, enter back into
It radiates heat supply end 4.The effect of hot water storage tank is to improve system performance, in one day or longer time, realizes recycling
Balance between 14 calorific requirements of condensation waste heat and surrounding buildings reduces the start-stop time of compressor 8.
It, can temporary close compressor 8 and pump when the heating load needed for surrounding buildings 14 is less than the condensation waste heat amount of recycling
9, it temporarily ceases to heat supply end 4 and conveys heat；The blower and First Heat Exchanger 6 of computer room 13 inner evaporator 10 are opened simultaneously
Blower, by the waste heat discharge in computer room 13 into ambient enviroment.If heat exhaust is insufficient for the radiating requirements of data center,
It is then turned on compressor 8, obtains 10 working medium of evaporator of lower temperature, to improve absorbing and cooling temperature effect of the evaporator 10 in computer room
Rate；And the blower of the second heat exchanger 5 is opened simultaneously, heat is distributed into ambient enviroment.
When surrounding buildings 14 do not need heating, the first valve 11 and the second valve 12 are closed, temperature is set according to computer room 13
Degree and the following different operating mode of outdoor temperature selection:
Refrigeration mode is run when outdoor temperature is higher: starting compressor 8 starts the blower and computer room of the second heat exchanger 5
The blower of evaporator 10 in 13, the refrigeration working medium in mechanical refrigeration circuit absorb heat in First Heat Exchanger 6 from 10 working medium of evaporator；
Working medium absorbs the circular passage of inflow First Heat Exchanger 6 after heat extraction evaporation in computer room 13 in evaporator 10, returns to mechanical refrigeration
The refrigeration working medium exothermic condensation on road, condensed condensate liquid are back to evaporator 10 under the effect of gravity, in order to continue to evaporate.
When running heat pipe mode: close compressor 8 when outdoor temperature is sufficiently low, the blower of First Heat Exchanger 6 is only opened
With the blower of evaporator 10 in computer room 13, at this time the working medium of evaporator 10 in the circular passage of First Heat Exchanger 6 only with outdoor
Cold air in air duct carries out heat exchange condensation, and flows back under the effect of gravity.
In medium temperature, operation is double opens mode: starting compressor 8 opens blower, the second heat exchanger of First Heat Exchanger 6
The blower of evaporator 10 in 5 blower and computer room 13, using refrigeration working medium and outdoor cold air 10 working medium of cooling evaporator simultaneously,
That is the deficiency of loop heat pipe refrigerating capacity is supplemented by mechanical refrigeration.
The three medium First Heat Exchangers 6 and the second heat exchanger 5 of data center's Waste Heat Recovery System setting, can be according to difference
Need to come flexible choice heat exchange mode, can not both start blower, make to exchange heat between working medium in circuit merely, can also lead to merely
It crosses blower to exchange heat with ambient enviroment, can also both have been exchanged heat simultaneously by working medium between circuit, further through blower and surrounding ring
Border heat exchange, is suitable for a variety of demands and different ambient enviroments, improves the flexibility and applicability of system.
It is further illustrated below with reference to different embodiments:
Embodiment one, with reference to Fig. 2, the return water of heating absorbs heat in the second heat exchanger 5, generates 55-60 DEG C of heating
It supplies water, enters back into hot water storage tank and stored, the heating water in hot water storage tank is assigned to different by water segregator 16
In neighboring buildings or other buildings 17, finally heat in the heat supply end 4 of neighboring buildings.Heating water return is by catchmenting
Device 15 is collected, and is absorbed heat using the second heat exchanger 5, and high temperature heating hot water is generated.Heat supply end 4 is that radiator radiation is adopted
One of warm heat exchanger, fan coil, air-conditioning box, or wherein several combinations.
Embodiment two, with reference to Fig. 3, the medium recycled in heating loop is refrigerant.Refrigerant is in the second heat exchange
Heat is absorbed in device 5, generates high pressure refrigerant vapor, and in 4 heat release of heat supply end, is condensed into refrigerant liquid, is back to storage
Flow container re-enters into the second heat exchanger 5 under the action of refrigerated medium pump and absorbs the refrigerant steaming that heat generates heat supply
Vapour.Heating end is using heat exchange of heat pipe and condensing ends or is heat exchange of heat pipe and condensing ends equipped with blower.Condensation
End couples integrally with efficient heat transfer heat pipe radiator, and compared to traditional radiator radiation recuperator, heat pipe can be with
Expand heat transfer area, and weaken multiple condenser bring resistances and increase problem, there is higher heat transfer efficiency.
Embodiment three, with reference to Fig. 4, the medium recycled in heating loop is refrigerant.End heat using heat pipe
Heat exchanger and condensing ends or be heat exchange of heat pipe and condensing ends equipped with blower.Heat supplying loop is furnished with a fluid reservoir.
Example IV, with reference to Fig. 5, the medium recycled in heating loop is refrigerant.End heat using heat pipe
Heat exchanger and condensing ends or be heat exchange of heat pipe and condensing ends equipped with blower.Heating loop is furnished with a refrigerant
Pump.
Data center's Waste Heat Recovery System, is related to a kind of heating system of data collection center waste heat, is suitable for data
Immediate vicinity needs civil buildings, the commercial building to heat, belongs to field of heating ventilation air conditioning.
Heat pump of the Waste Heat Recovery System based on three media heat exchangers/heat pipe integral type unit both can use outdoor certainly
Right cold source realizes the high efficiency and heat radiation of data center, and the waste heat that can be discharged with data collection center, and it is utilized to live in winter
The heating aspect of residence, commercial building.It, will be in data by heat pump/heat pipe-type one unit i.e. when neighboring buildings need heat supply
The condenser end water temperature heating in scheming room 13 carries out heat supply to heating water's temperature, to neighboring buildings；When neighboring buildings do not need
When heat supply, condensation waste heat is emitted into external environment by blower at the second heat exchanger 5 of turn-on data central machine room 13.
It, can also be directly by the blower at starting First Heat Exchanger 6 in evaporator 10 when ambient temperature is lower
Medium carries out cooling down, is started without compressor 8, can make full use of extraneous natural cooling source, save energy consumption.
Heat-exchanger rig using three media heat exchangers as condenser end and evaporator end is constructed based on three media for heat exchange
The heat pump of device/heat pipe integral type unit, all can both realize without valve in vapor compression refrigeration circuit and gravity assisted heat pipe circuit
The operational modes such as vapor compression refrigeration, natural cooling source refrigeration, Waste Heat Recovery guarantee all to keep excellent in gas-liquid two-phase cold-producing medium circuit
The distribution of refrigerant state of change, reaches annual efficient operation, in particular improves the grade of 13 waste heat of computer room, can build in winter
Build efficient stable heating.
The Waste Heat Recovery System directly exchanges heat to medium in evaporator 10 using First Heat Exchanger 6, can reduce recycling
Heat exchange link in waste heat recovery process improves heat recovery efficiency, reduces the initial cost of system.First that three media are arranged is changed
Hot device 6 and the second heat exchanger 5 can not have to setting cooling tower, reduce occupied area.
Waste heat that can be relatively stable according to data center, 14 region of surrounding buildings of heat supply can be carried out by carrying out matching primitives,
So that the waste heat and the required heat that heats of surrounding buildings 14 of recycling match, can be kept away it is not necessary that auxiliary heat supplying source is in addition arranged
Exempt from the coupling of different heat sources, reduces the fluctuation of heating hot water temperature, improve the stability of system.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Within the spirit and principle of utility model, any modification, equivalent replacement, improvement and so on should be included in the utility model
Protection scope within.
Claims (10)
1. a kind of data center's Waste Heat Recovery System characterized by comprising evaporator, First Heat Exchanger, the second heat exchanger and
Heat supply end；The First Heat Exchanger and second heat exchanger respectively include inner pipe passway and are set in outside said inner tube channel
The circular passage of side, is provided with blower on the outside of circular passage；The evaporator is arranged inside computer room, the evaporator and institute
State the circular passage connection forming circuit of First Heat Exchanger, the inner pipe passway of the First Heat Exchanger and second heat exchanger
Circular passage connection forming circuit, the inner pipe passway of second heat exchanger are connected to forming circuit with the heat supply end.
2. data center's Waste Heat Recovery System according to claim 1, which is characterized in that in the First Heat Exchanger and institute
It states and is respectively arranged with fin on the circular passage lateral wall of the second heat exchanger.
3. data center's Waste Heat Recovery System according to claim 1, which is characterized in that wind is arranged at the evaporator
Machine.
4. data center's Waste Heat Recovery System according to claim 1 or 2 or 3, which is characterized in that in first heat exchange
The inner pipe passway of device, which is exported, is arranged in series compressor between the circular passage entrance of second heat exchanger；It is changed described second
Flow controller is arranged in series between the annular channel outlet of hot device and the inner pipe passway entrance of the First Heat Exchanger.
5. data center's Waste Heat Recovery System according to claim 1 or 2 or 3, which is characterized in that in second heat exchange
The inner pipe passway of device, which is exported, is arranged in series the first valve and pump between the heat supply tip inlet；In the heat supply end outlet
The second valve is arranged in series between the inner pipe passway entrance of second heat exchanger.
6. data center's Waste Heat Recovery System according to claim 5, which is characterized in that in second heat exchanger
Liquid storage device, the liquid storage device top connection setting air separation are arranged in series on the circuit that tube passage and the heat supply end are formed
Device and constant pressure arrangement.
7. data center's Waste Heat Recovery System according to claim 1, which is characterized in that the evaporator includes: heat pipe
Evaporator.
8. data center's Waste Heat Recovery System according to claim 1, which is characterized in that the heat supply end includes: warm
At least one of gas piece radiant heating heat exchanger, fan coil, air-conditioning box and heat exchange of heat pipe and condensing ends.
9. data center's Waste Heat Recovery System according to claim 5, which is characterized in that in second heat exchanger
Water segregator is set between tube passage outlet and the heat supply tip inlet；In the heat supply end outlet and second heat exchanger
Inner pipe passway entrance between water collector is set.
10. data center's Waste Heat Recovery System according to claim 1, which is characterized in that second inner tube of heat exchanger
Channel interior medium includes: cooling water or refrigerant.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821672834.7U CN209068588U (en) | 2018-10-16 | 2018-10-16 | A kind of data center's Waste Heat Recovery System |
Applications Claiming Priority (1)
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109282338A (en) * | 2018-10-16 | 2019-01-29 | 中国科学院理化技术研究所 | A kind of data center's Waste Heat Recovery System |
| CN114076341A (en) * | 2020-08-12 | 2022-02-22 | 鸿富锦精密电子(天津)有限公司 | Data center heat recovery system |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109282338A (en) * | 2018-10-16 | 2019-01-29 | 中国科学院理化技术研究所 | A kind of data center's Waste Heat Recovery System |
| CN114076341A (en) * | 2020-08-12 | 2022-02-22 | 鸿富锦精密电子(天津)有限公司 | Data center heat recovery system |
| CN114076341B (en) * | 2020-08-12 | 2023-10-27 | 富联精密电子(天津)有限公司 | Data center heat recovery system |
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