CN104990171B - Cooling system and its heat tracing method for data center machine room - Google Patents
Cooling system and its heat tracing method for data center machine room Download PDFInfo
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- CN104990171B CN104990171B CN201510388968.0A CN201510388968A CN104990171B CN 104990171 B CN104990171 B CN 104990171B CN 201510388968 A CN201510388968 A CN 201510388968A CN 104990171 B CN104990171 B CN 104990171B
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F5/00—Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater
- F24F5/0046—Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater using natural energy, e.g. solar energy, energy from the ground
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Abstract
This application discloses a kind of cooling system for data center machine room and its heat tracing method.One embodiment of the cooling system includes：The cooling system includes at least two sets heat abstractors, is respectively used to out of data center machine room absorb heat；Wherein, the at least two sets heat abstractors at least include a set of primary heat abstractor and a set of standby heat abstractor, the primary heat abstractor includes heat tracing pipeline, the heat tracing pipeline is at least partially disposed in the standby heat abstractor, heat for being absorbed using the primary heat abstractor is the standby heat abstractor heat tracing, wherein, operating heat abstractor is primary heat abstractor, and heat abstractor in operation is not standby heat abstractor.The embodiment can make full use of existing resource, improve efficiency of energy utilization.
Description
Technical field
The application is related to technical field of heat dissipation, and in particular to the heat tracing technical field of cooling system, more particularly to a kind of use
In the cooling system and its heat tracing method of data center machine room.
Background technology
With the high speed development of cloud calculation service, the scale of cloud data center gradually increases.Electricity in data center machine room
Sub- equipment operation produces substantial amounts of heat, raises the temperature in data center machine room.In order to ensure electronic equipment appropriate
At a temperature of normally run, these heats need be conveyed out.
At present, larger data center machine room generally absorbs heat using heat abstractor 100 as shown in Figure 1.Such as Fig. 1 institutes
Show, when heat abstractor 100 is run：Heat exchanger 101 is placed in data center machine room, for the high temperature fluid in computer room and freezing
The chilled water that water lines 102 are provided carries out heat exchange；Chilled water is absorbed the high temperature after heat and returned by chilled water water return pipeline 103
Water is discharged；Cooling water pipeline 104 provides cooling medium with by the high-temperature tempering in cold 105 and chilled water water return pipeline 103
Heat exchange is carried out to reduce the temperature of high-temperature tempering；Cooling tower 106 is that cold 105 cools.Existing data center machine room is past
Toward multiple heat abstractors 100, including primary heat abstractor and standby heat abstractor is set, switching is used to ensure that data center's machine
The radiating in room.When outside air temperature is relatively low, in standby heat abstractor, the cooling water pipeline 104 outside cooling tower 106 is due to putting
Immobilising cooling water tends to freeze in outdoor, pipeline, when it is switched to primary heat abstractor, cooling water pipeline
104 block.At present, in order to avoid this phenomenon, technology (is often heated) to transmission pipeline using heat tracing, in cooling water pipe
Electric-heating belt 107 (such as resistance wire) is wound on road 104, it is logical to electric-heating belt 107 when heat abstractor 100 is standby heat abstractor
Electrical heating.It is separate between this cooling system, each heat abstractor, cooling water is on the one hand provided in primary heat abstractor
High-temperature tempering cooling, on the other hand to consume electric energy to the electric-heating belt heating in standby heat abstractor in order to avoid cooling water pipeline
Freeze, it is impossible to make full use of existing resource, cause the waste of the energy.
The content of the invention
The purpose of the application is a kind of improved cooling system and its heat tracing method for data center machine room of proposition,
To solve the technical problem that background section above is mentioned.
On the one hand, this application provides a kind of cooling system for data center machine room, it is characterised in that the radiating
System includes at least two sets heat abstractors, is respectively used to out of data center machine room absorb heat；Wherein, described at least two sets dissipate
Thermal at least includes a set of primary heat abstractor and a set of standby heat abstractor, and the primary heat abstractor includes heat tracing pipe
Road, the heat tracing pipeline is at least partially disposed in the standby heat abstractor, for what is absorbed using the primary heat abstractor
Heat be the standby heat abstractor heat tracing, wherein, operating heat abstractor be primary heat abstractor, not in operation dissipate
Hot charging is set to standby heat abstractor.
In certain embodiments, often set heat abstractor also include chilled water pipeline, it is heat exchanger, chilled water water return pipeline, cold
But water lines；The chilled water pipeline, accesses the heat exchanger, for providing chilled water to be handed over as heat in the heat exchanger
The cryogen changed；The heat exchanger, in data center machine room, for by the high temperature fluid in data center machine room with it is cold
Freeze water and carry out heat exchange, the heat that chilled water is absorbed in data center machine room turns into high-temperature tempering；The chilled water return pipe
Road, is communicated with the chilled water pipeline at the heat exchanger, for the high-temperature tempering to be discharged；The cooling water pipeline,
For providing the cooling water cooled down to the high-temperature tempering；One end of the heat tracing pipeline and the freezing of primary heat abstractor
Water water return pipeline is connected, and the other end accesses the chilled water pipeline of primary heat abstractor, heat tracing pipeline at least part helical ring
On the cooling water pipeline for being around in standby heat abstractor, the cooling water pipeline is given by the heat transfer of the high-temperature tempering.
In certain embodiments, at least two sets heat abstractors include the first heat abstractor and the second heat abstractor, institute
Cooling system is stated including the first switch unit, for by the running status of first heat abstractor and second heat abstractor
Switch between two following situations：First heat abstractor is primary heat abstractor, and the second heat abstractor is standby heat abstractor；
And, the first heat abstractor is standby heat abstractor, and the second heat abstractor is primary heat abstractor.
In certain embodiments, the heat tracing pipeline of the heat tracing pipeline of first heat abstractor and second heat abstractor
With common pall.
In certain embodiments, the heat tracing pipeline of the heat tracing pipeline of first heat abstractor and second heat abstractor
The second switch unit is provided with, for when the running status switching of first heat abstractor, second heat abstractor, cutting
Change flow direction of the high-temperature tempering on the common pall.
In certain embodiments, second switch unit includes the first valve, the second valve, the 3rd valve, the 4th valve, the 5th
Valve, the 6th valve, the 7th valve, the 8th valve, the common pall include the first common pall and the second common pall, and described first dissipates
The heat tracing pipeline of thermal also includes the first sub- heat tracing pipeline, and the heat tracing pipeline of second heat abstractor also includes the second sub- companion
Pipe line；First common pall is connected to the freezing of the chilled water water return pipeline and the second heat abstractor of the first heat abstractor
Between water water return pipeline, one end that first common pall is connected with the chilled water water return pipeline of the first heat abstractor is provided with institute
The first valve is stated, the one end being connected with the chilled water water return pipeline of the second heat abstractor is provided with second valve；Described second shares
Pipeline is connected between the chilled water pipeline of the chilled water pipeline of the second heat abstractor and the first heat abstractor, and described second shares
One end that pipeline is connected with the chilled water pipeline of the second heat abstractor is provided with the 3rd valve, the chilled water with the first heat abstractor
One end of pipeline connection is provided with the 4th valve；On first sub- heat tracing pipeline, the cooling water pipeline for being located on the second heat abstractor,
The first sub- heat tracing pipeline one end is connected to the between the first valve of the first common pall and the second valve by the 5th valve
One junction, the other end is connected to the second company between the 3rd valve and the 4th valve on the second common pall by the 6th valve
Meet place；On second sub- heat tracing pipeline, the cooling water pipeline for being located on the first heat abstractor, the second sub- heat tracing pipeline one end is passed through
7th valve is connected to the first valve of the first common pall and the 3rd junction of the first junction, and the other end is by described the
Eight valves are connected to the 4th junction between the second junction on the second common pall and the 4th valve；When the first heat abstractor is
Primary heat abstractor, when the second heat abstractor is standby heat abstractor, the first valve, the 5th valve, the 6th valve, the 4th valve are opened, the
Two valves, the 8th valve, the 7th valve, the 3rd valve are closed；When the second heat abstractor is primary heat abstractor, the first heat abstractor is standby
During heat abstractor, the second valve, the 8th valve, the 7th valve, the 3rd valve are opened, and the first valve, the 5th valve, the 6th valve, the 4th valve are closed.
In certain embodiments, often set heat abstractor also includes cold, with the chilled water water return pipeline, the cooling water
Pipeline is connected, and the cooling water that the high-temperature tempering for the chilled water water return pipeline to be discharged is provided with the cooling water pipeline enters
Row heat exchange.
In certain embodiments, the chilled water water return pipeline is provided with water pump, for providing chilled water and high-temperature tempering
The power of flowing.
Second aspect, it is described to dissipate this application provides a kind of heat tracing method of the cooling system for data center machine room
The primary heat abstractor of hot systems absorbs heat from data center machine room；The heat tracing pipeline of the primary heat abstractor is described in
The heat that primary heat abstractor absorbs is the standby heat abstractor heat tracing, wherein, the heat tracing pipeline is at least partially disposed in standby
With in heat abstractor, operating heat abstractor is primary heat abstractor, and heat abstractor in operation is not standby radiating dress
Put.
In certain embodiments, the primary heat abstractor absorbs heat from data center machine room and included：Chilled water is provided
Heat exchange is carried out by the high temperature fluid in the heat exchanger in data center machine room and data center machine room, its
In, chilled water is provided by the chilled water pipeline, turns into high-temperature tempering after heat exchange；The high-temperature tempering is passed through cold
Freeze the discharge of water water return pipeline；Cooling water is provided by cooling water pipeline to cool down the high-temperature tempering.
In certain embodiments, the heat that the heat tracing pipeline of the primary heat abstractor is absorbed using the primary heat abstractor
Measure includes for the standby heat abstractor heat tracing：Chilled water water return pipeline of the one end of the heat tracing pipeline from primary heat abstractor
Middle extraction high-temperature tempering；The heat tracing pipeline at least partially by spiral surrounding on the cooling water pipeline of standby heat abstractor
The heat transfer of the high-temperature tempering is given to the cooling water pipeline of standby heat abstractor；The other end of the heat tracing pipeline will discharge
High-temperature tempering after heat is drained to the chilled water pipeline of the primary heat abstractor.
In certain embodiments, the first switch unit of the cooling system by the first heat abstractor in cooling system,
The running status of second heat abstractor switches between two following situations：First heat abstractor is primary heat abstractor, second
Heat abstractor is standby heat abstractor；And, the first heat abstractor is standby heat abstractor, and the second heat abstractor is primary radiating
Device.
In certain embodiments, when the running status switching of first heat abstractor, second heat abstractor, institute
The second switch unit for stating cooling system switches the high-temperature tempering in the heat tracing pipeline of first heat abstractor and described the
Flow direction on the common pall of the heat tracing pipeline of two heat abstractors.
The application provide the cooling system and its heat tracing method for data center machine room, by primary heat abstractor from
Data center machine room absorbs heat, and the heat tracing pipeline of primary heat abstractor is at least partially disposed in standby heat abstractor, utilizes master
The heat obtained with heat abstractor from data center machine room is standby heat abstractor heat tracing, makes full use of existing resource, it is to avoid
The waste of the energy, so as to improve efficiency of energy utilization.
Brief description of the drawings
By reading the detailed description to non-limiting example made with reference to the following drawings, other spies of the application
Levy, objects and advantages will become more apparent upon：
Fig. 1 is that the structure of a set of heat abstractor included in the prior art for the cooling system of data center machine room is shown
It is intended to；
Fig. 2 is the structural representation of one embodiment of the cooling system for data center machine room according to the application；
Fig. 3 is the further structure of one embodiment of the cooling system for data center machine room according to the application
Schematic diagram；
Fig. 4 a be Fig. 3 embodiment in the first heat abstractor 3100 for the heat tracing of the second heat abstractor 3200 heat tracing pipeline in
High-temperature tempering flows to schematic diagram；
Fig. 4 b be Fig. 3 embodiment in the second heat abstractor 3200 for the heat tracing of the first heat abstractor 3100 heat tracing pipeline in
High-temperature tempering flows to schematic diagram；
Fig. 5 is the stream of one embodiment of the heat tracing method of the cooling system for data center machine room according to the application
Cheng Tu.
Embodiment
The application is described in further detail with reference to the accompanying drawings and examples.It is understood that this place is retouched
The specific embodiment stated is used only for explaining related invention, rather than the restriction to the invention.It also should be noted that, in order to
Be easy to description, illustrate only in accompanying drawing to about the related part of invention.
It should be noted that in the case where not conflicting, the feature in embodiment and embodiment in the application can phase
Mutually combination.Describe the application in detail below with reference to the accompanying drawings and in conjunction with the embodiments.
In the following description, a large amount of details are set forth to provide the complete description to embodiments of the invention.So
And, it should be appreciated by those skilled in the art that embodiments herein is in the case of these no details, can also be by reality
Apply.
Fig. 2 is refer to, it illustrates the cooling system for data center machine room of one embodiment according to the application
200.As shown in Fig. 2 cooling system 200 can at least include heat abstractor 202, heat abstractor 203.Heat abstractor 202,203
It can be used for obtaining heat to radiate for data center machine room 201 from data center machine room 201 respectively.Heat abstractor 202,
A set of primary heat abstractor, a set of standby heat abstractor can be included in 203.Wherein, operating heat abstractor dissipates to be primary
Thermal, heat abstractor in operation is not standby heat abstractor.Heat abstractor can primary heat abstractor and it is standby dissipate
Switched between thermal, for example, primary heat abstractor it is out of service turn into standby heat abstractor when, standby heat abstractor is opened
Operation begin as primary heat abstractor.In cooling system 200, it is assumed that heat abstractor 202 is primary heat abstractor, heat abstractor
203 be standby heat abstractor.The heat tracing pipeline 2021 of heat abstractor 202 is at least partially disposed in heat abstractor 203, utilizes radiating
The heat that device 202 absorbs is the heat tracing of heat abstractor 203.Alternatively, in cooling system 200, heat abstractor 202,203 can also
Primary heat abstractor, standby heat abstractor each other.Then when heat abstractor 203 is primary heat abstractor, heat abstractor 202 is standby
During heat abstractor, the heat tracing pipeline 2031 of heat abstractor 203 is at least partially disposed in heat abstractor 202, utilizes heat abstractor 203
The heat of absorption is the heat tracing of heat abstractor 202.
In some implementations, the cooling system 200 of data center machine room can also include the heat abstractor more than two.Example
Such as, cooling system 200 can include three heat abstractors A, B, C, and now, three heat abstractors A, B, C can be circulated as master
With heat abstractor, and it is standby heat abstractor heat tracing to circulate, i.e.,：Heat abstractor A, B are primary heat abstractor, and heat abstractor C is
During standby heat abstractor, heat abstractor B heat tracing pipeline can be heat abstractor C heat tracings；Heat abstractor B, C are primary radiating dress
Put, when heat abstractor A is standby heat abstractor, heat abstractor C heat tracing pipeline can be heat abstractor A heat tracings；Heat abstractor
C, A are primary heat abstractor, and when heat abstractor B is standby heat abstractor, heat abstractor A heat tracing pipeline can be heat abstractor
B heat tracings.Cooling system can also include greater number of heat abstractor.In practice, the companion of each heat abstractor in cooling system
The setting of pipe line meets the heat tracing needs of whole cooling system (such as in each heat abstractor as standby heat abstractor
When, it is its heat tracing to have heat tracing pipeline), the application is not limited this, is also no longer enumerated herein.
In the present embodiment, the heat tracing pipeline of primary heat abstractor can be standby heat abstractor companion in several ways
Heat.For example, heat tracing pipeline can parallel be set with the pipeline of standby heat abstractor, or heat tracing pipeline and standby heat abstractor
Pipeline nesting is set, i.e.,：Standby heat abstractor is set to need the pipeline of heat tracing to run through in the middle of the heat tracing pipeline of primary heat abstractor,
Etc., the application is not limited this.
In the present embodiment, it is it that heat abstractor is often covered in cooling system all by the heat tracing pipeline of another set of heat abstractor
Heat tracing, makes full use of existing heat resources, it is not necessary to provides the heat tracing that heat abstractor pipeline can be achieved in electric energy etc. in addition, carries
The high utilization ratio of the energy.
Referring next to Fig. 3, it illustrates the implementation of one of the cooling system for data center machine room of the application
The further structure of example.As shown in figure 3, in the present embodiment, the cooling system for data center machine room can include first
Heat abstractor 3100, the second heat abstractor 3200.Below by taking the first heat abstractor 3100 in Fig. 3 as an example, in the present embodiment
The structure of heat abstractor is illustrated.First heat abstractor 3100 can include chilled water pipeline 3110, heat exchanger 3130, freezing
Water water return pipeline 3120, cooling water pipeline 3140 and heat tracing pipeline 3150.Wherein, chilled water pipeline 3110 can be accessed positioned at number
According to the heat exchanger 3130 of central machine room, for providing chilled water using the low temperature stream as progress heat exchange in heat exchanger 3130
Body.Heat exchanger 3130 is located in data center machine room, can be by high temperature fluid (such as high temperature air or logical in data center machine room
Cross the high-temperature medium that prime heat exchanger is obtained with high temperature air heat exchange) heat exchange is carried out with chilled water, so that chilled water is inhaled
Receiving the heat of the high temperature fluid in data center machine room turns into high-temperature tempering.Chilled water water return pipeline 3120 and chilled water pipeline
3110 communicate at heat exchanger 3130, for high-temperature tempering to be discharged.It will be understood by those skilled in the art that chilled water return pipe
Road 3120 and chilled water pipeline 3110 can be same pipelines, here for convenience of description, be carried by medium in pipeline
Thermal change and pipeline is made a distinction using different names.Cooling water pipeline 3140, may be used to provide and high temperature is returned
The cooling water that water is cooled down.One end of heat tracing pipeline 3150 is connected with chilled water water return pipeline 3120, other end access freezing
Water lines 3110.The interlude spiral surrounding of heat tracing pipeline 3150 is in the cooling water pipeline 3240 of another set of heat abstractor 3200
On, for by the heat transfer of the high-temperature tempering in chilled water water return pipeline 3120 to cooling water pipeline 3240.Similarly, for
Two heat abstractors 3200, one end of heat tracing pipeline 3250 is connected with chilled water water return pipeline 3220, other end access chilled water pipe
Road 3210.The interlude spiral surrounding of heat tracing pipeline 3250 is used on the cooling water pipeline 3140 of another set of heat abstractor 3100
In by the heat transfer of the high-temperature tempering in chilled water water return pipeline 3220 to cooling water pipeline 3140.
In the optional implementation of the present embodiment, cooling system can include the first switch unit, for first to be dissipated
The running status of the heat abstractor 3200 of thermal 3100 and second switches between two following situations：First heat abstractor 3100
Run as primary heat abstractor, the second heat abstractor 3200 is not run as standby heat abstractor；And, the first heat abstractor
3100 are not run as standby heat abstractor, and the second heat abstractor 3200 is run as primary heat abstractor.Now, the first radiating
Device 3100, primary each other, the standby heat abstractor of the second heat abstractor 3200.
In the optional implementation of the present embodiment, as shown in figure 3, when the first heat abstractor 3100, the second heat abstractor
3200 is primary each other, standby heat abstractor when, the heat abstractor 3200 of heat tracing pipeline 3150 and second of the first heat abstractor 3100
Heat tracing pipeline 3250 can have the first common pall 3051, the second common pall 3052.As shown in figure 3, the first radiating dress
The first common pall 3051, the first sub- common pall of heat tracing pipeline 3155 and second can be included by putting 3100 heat tracing pipeline 3150
3052, the heat tracing pipeline 3250 of the second heat abstractor 3200 can include the first common pall 3051, the second sub- heat tracing pipeline
3255 and second common pall 3052.Wherein：The chilled water that first common pall 3051 is connected to the first heat abstractor 3100 is returned
Between the chilled water water return pipeline 3220 of the heat abstractor 3200 of water lines 3120 and second；Second common pall 3052 is connected to
Between the chilled water pipeline 3110 of the heat abstractor 3100 of chilled water pipeline 3210 and first of two heat abstractors 3200；First sub- companion
Pipe line 3155 is located on the cooling water pipeline 3240 of the second heat abstractor 3200, and one end connects with the first common pall 3051
The first junction is connected to, the other end and the second common pall 3052 are connected to the second junction；The second sub- ring of heat tracing pipeline 3255
On the cooling water pipeline 3140 of the first heat abstractor 3100, and one end is connected to the 3rd with the second common pall 3052 and is connected
Place, the other end and the first common pall 3051 are connected to the 4th junction.
In some optional implementations, heat tracing pipeline 3150 and heat tracing pipeline 3250 are provided with the second switch unit,
For when the running status switching of the first heat abstractor 3100 and the second heat abstractor 3200, switching high-temperature tempering to be common first
With the flow direction on pipeline 3051, the second common pall 3052.As an example, Fig. 4 a, 4b give the and of the first heat abstractor 3100
High-temperature tempering is on the first common pall 3051, the second common pall 3052 during the running status switching of the second heat abstractor 3200
Flow direction signal.In the example that Fig. 4 a, Fig. 4 b are provided, the second switch unit can include the first valve 3151, the 4th valve 3152,
7th valve 3153, the 8th valve 3154, the second valve 3251, the 3rd valve 3252, the 5th valve 3253 and the 6th valve 3254.Wherein, first
Valve 3151 is located at one end that the first common pall 3051 is connected with the chilled water water return pipeline 3120 of the first heat abstractor 3100, the
Two valves 3251 are located at one end that the first common pall 3051 is connected with the chilled water water return pipeline 3220 of the second heat abstractor 3200,
3rd valve 3252 is located at one end that the second common pall 3052 is connected with the chilled water pipeline 3210 of the second heat abstractor 3200, the
Four valves 3152 are located at one end that the second common pall 3052 is connected with the chilled water pipeline 3110 of the first heat abstractor 3100.It is above-mentioned
First junction, the 3rd junction are located between the first valve 3151, the second valve 3251, wherein, the first junction is close to the second valve
3251, the 3rd junction is close to the first valve 3151.Above-mentioned second junction, the 4th junction are located at the 4th valve 3152, the 3rd valve
Between 3252, wherein, the second junction is close to the 3rd valve 3252, and the 4th junction is close to the 4th valve 3152.5th valve 3253 is set
In the first sub- heat tracing pipeline 3155 close to one end of the first junction, it is close that the 6th valve 3254 is located at the first sub- heat tracing pipeline 3155
One end of second junction.7th valve 3153 is located at the second sub- heat tracing pipeline 3255 close to one end of the 3rd junction, the 8th valve
3154 are located at the one end of the second sub- heat tracing pipeline 3255 close to the 4th junction.By opening or closing the first valve the 3151, the 4th
In valve 3152, the 7th valve 3153, the 8th valve 3154, the second valve 3251, the 3rd valve 3252, the 5th valve 3253 and the 6th valve 3254
Different valves, high-temperature tempering changes in the flow direction of the first common pall 3051 and the second common pall 3052, in Fig. 4 a, Fig. 4 b
The direction that arrow is indicated.Specifically：
As shown in fig. 4 a, when the first heat dissipation equipment 3100 is run as primary heat abstractor, the second heat abstractor 3200 is made
When not run for standby heat abstractor, the first valve 3151, the 5th valve 3253, the 6th valve 3254 and the 4th valve 3152 are opened, the
Seven valves 3153, the 8th valve 3154, the second valve 3251 and the 3rd valve 3252 are closed.Now, as shown in the direction of arrow in Fig. 4 a,
High-temperature tempering in the chilled water water return pipeline 3120 of first heat abstractor 3100 flows through first by the first valve 3151 first and is total to
The first junction is reached with pipeline 3051, the first sub- heat tracing pipeline 3155 is then flowed through by the 5th valve 3253, and pass through the 6th
Valve 3254 reaches the second junction, then flows through the second common pall 3052 and reaches the 4th junction, then by the 4th valve
3152 return to chilled water pipeline 3110.
As shown in Figure 4 b, when the first heat dissipation equipment 3100 is not run as standby heat abstractor, the second heat abstractor 3200
When being run as primary heat abstractor, the 7th valve 3153, the 8th valve 3154, the second valve 3251 and the 3rd valve 3252 are opened, the
One valve 3151, the 5th valve 3253, the 6th valve 3254 and the 4th valve 3152 are closed.Now, as shown in the direction of arrow in Fig. 4 b,
High-temperature tempering in the chilled water water return pipeline 3220 of second heat abstractor 3200 flows through first by the second valve 3251 first and is total to
The 3rd junction is reached with pipeline 3051, the second sub- heat tracing pipeline 3255 is then flowed through by the 7th valve 3153, and pass through the 8th
Valve 3154 reaches the 4th junction, then flows through the second common pall 3052 and reaches the second junction, then by the 3rd valve
3252 return to chilled water pipeline 3210.
In the optional implementation of the present embodiment, often covering heat abstractor also includes cold.With the cooling system shown in Fig. 3
Embodiment in exemplified by the first heat abstractor 3100, cold 3160 can be with chilled water water return pipeline 3120, cooling water pipeline
3140 connections, the high-temperature tempering that chilled water water return pipeline 3120 is discharged by cold 3160 and cooling water pipeline 3140 provide it is cold
But water carries out heat exchange.
In the optional implementation of the present embodiment, water pump is additionally provided with the chilled water water return pipeline for often covering heat abstractor,
Power for providing chilled water and high-temperature tempering flowing.First heat abstractor in the embodiment of cooling system as shown in Figure 3
Water pump 3170 in 3100.
In the present embodiment, the high-temperature tempering that two sets of heat abstractors in cooling system are produced by primary heat abstractor is
Standby heat abstractor provides the heat tracing of cooling water pipeline, and heat tracing pipeline spiral surrounding is in the cooling water pipeline of standby heat abstractor
On, increase heat exchange area, can be effectively the cooling water pipeline heat tracing of standby heat abstractor.
Please further refer to Fig. 5, it illustrates a reality of the heat tracing method of the cooling system for data center machine room
Apply the flow 500 of example.The cooling system that heat tracing method shown in flow 500 can be used in the various embodiments described above.The heat tracing side
The flow 500 of method can specifically include：
Step 501, the primary heat abstractor of cooling system absorbs heat from data center machine room.
In the present embodiment, the primary heat abstractor in cooling system can absorb heat from data center machine room.Here,
Cooling system can include primary heat abstractor and standby heat abstractor, wherein, primary heat abstractor is operating radiating dress
Put, standby heat abstractor, can be in primary heat abstractor failure, or in maintenance process as the stand-by provision of primary heat abstractor
Run as primary heat abstractor, heat is absorbed from data center machine room.In practice, primary heat abstractor and standby radiating dress
Put periodically to switch and use.The application is not limited this.
What deserves to be explained is, the quantity of primary heat abstractor and standby heat abstractor can also have one respectively in cooling system
Set or many sets, can be arranged as required to, for example, can set a set of primary heat abstractor and a set of standby heat abstractor, also may be used
To set the primary heat abstractor of many sets and a set of standby heat abstractor, many primary heat abstractors of set can also be set and cover standby more
Heat abstractor is one-to-one relationship.Alternatively, the quantity of primary heat abstractor is no less than the quantity of standby heat abstractor.
Step 502, the heat that the heat tracing pipeline of primary heat abstractor is absorbed using primary heat abstractor is standby radiating dress
Put heat tracing.
In the present embodiment, the heat tracing pipeline of primary heat abstractor can utilize primary heat abstractor from data center machine room
The heat of absorption is the pipeline heat tracing of standby heat abstractor.Herein, at least part of the heat tracing pipeline of primary heat abstractor can
With in standby heat abstractor.Wherein, in the present embodiment, the heat tracing pipeline of primary heat abstractor can be in several ways
For standby heat abstractor heat tracing.For example, heat tracing pipeline can parallel be set with the pipeline of standby heat abstractor, heat tracing pipeline also may be used
Set with nested with the pipeline of standby heat abstractor, i.e.,：Standby heat abstractor is set to need the pipeline of heat tracing from primary heat abstractor
Heat tracing pipeline in the middle of run through, heat tracing pipeline can also be helically wound around on the pipeline of standby heat abstractor, etc., the application couple
This is not limited.
In some optional implementations, primary heat abstractor can include following from data center machine room absorption heat
Step：Chilled water is provided first by the high temperature fluid in the heat exchanger and data center machine room in data center machine room to enter
Row heat exchange, wherein, chilled water is provided by chilled water pipeline, turns into high-temperature tempering after heat exchange；Then by high temperature
Backwater is discharged by chilled water water return pipeline；Then cooling water is provided by cooling water pipeline to cool down high-temperature tempering.
In some optional implementations, by taking the cooling system shown in Fig. 3 as an example, it is assumed that the first heat abstractor 3100 is
Primary heat abstractor, the second heat abstractor 3200 is the heat tracing pipeline 3150 of standby heat abstractor, then primary heat abstractor 3100
The heat absorbed using primary heat abstractor 3100 may comprise steps of for the standby heat tracing of heat abstractor 3200：Heat tracing pipeline
High-temperature tempering is drawn from the chilled water water return pipeline 3120 of primary heat abstractor 3100 in 3150 one end；Heat tracing pipeline 3150
At least partly (such as the part marked as 3155) by spiral surrounding in the cooling water pipeline 3240 of standby heat abstractor 3200
On by the heat transfer of high-temperature tempering to cooling water pipeline 3240；The other end of heat tracing pipeline 3150 will discharge the high temperature after heat
Backwater is drained to the chilled water pipeline 3110 of primary heat abstractor 3100.
In some optional implementations, cooling system can be by the first switch unit by first in cooling system
Heat abstractor, the running status of the second heat abstractor switch between two following situations：First heat abstractor is primary radiating
Device, the second heat abstractor is standby heat abstractor；And, the first heat abstractor is standby heat abstractor, the second heat abstractor
For primary heat abstractor.
In some optional implementations, when above-mentioned first heat abstractor and the second heat abstractor are primary each other, standby
During heat abstractor, the heat tracing pipeline of the first heat abstractor and the heat tracing pipeline of the second heat abstractor can have common pall.This
When, if the running status switching of the first heat abstractor, the second heat abstractor, cooling system can be cut by the second switch unit
Change flow direction of the high-temperature tempering on above-mentioned common pall.Alternatively, the second switch unit can be realized by multiple valves.
It will be understood by those skilled in the art that because the heat tracing method of the cooling system for data center machine room can be used
Cooling system in foregoing embodiments, therefore, the purposes for each several part being related in each embodiment of foregoing cooling system are same
Sample is applied to the appropriate section of the heat tracing method of the cooling system of data center machine room, will not be repeated here.
Flow chart and block diagram in accompanying drawing, it is illustrated that according to the system of various embodiments of the invention, device, method and calculating
Architectural framework in the cards, function and the operation of machine program product.At this point, each square frame in flow chart or block diagram can
To represent a module, program segment or a part for code, the part of the module, program segment or code comprising one or
Multiple executable instructions for being used to realize defined logic function.It should also be noted that in some realizations as replacement, square frame
Middle marked function can also be with different from the order marked in accompanying drawing generation.For example, two square frames succeedingly represented
It can essentially perform substantially in parallel, they can also be performed in the opposite order sometimes, this is depending on involved function.
It is also noted that the combination of each square frame in block diagram and/or flow chart and the square frame in block diagram and/or flow chart, can
To be realized with the special hardware based system of defined function or operation is performed, or can be with specialized hardware with calculating
The combination of machine instruction is realized.
Above description is only the preferred embodiment of the application and the explanation to institute's application technology principle.People in the art
Member should be appreciated that invention scope involved in the application, however it is not limited to the technology of the particular combination of above-mentioned technical characteristic
Scheme, while should also cover in the case where not departing from the inventive concept, is carried out by above-mentioned technical characteristic or its equivalent feature
Other technical schemes formed by any combination.Such as features described above has similar work(with (but not limited to) disclosed herein
The technical characteristic of energy carries out technical scheme formed by replacement mutually.
Claims (13)
1. a kind of cooling system for data center machine room, it is characterised in that the cooling system includes at least two sets radiatings
Device, is respectively used to out of data center machine room absorb heat；
Wherein, at least two sets heat abstractors at least include a set of primary heat abstractor and a set of standby heat abstractor, described
Primary heat abstractor includes heat tracing pipeline, and the heat tracing pipeline is at least partially disposed in the standby heat abstractor, for utilizing
The high-temperature tempering that the chilled water water return pipeline of the primary heat abstractor absorbs heat formation is the standby heat abstractor heat tracing,
Wherein, operating heat abstractor is primary heat abstractor, and heat abstractor in operation is not standby heat abstractor.
2. cooling system according to claim 1, it is characterised in that often covering heat abstractor also includes chilled water pipeline, changes
Hot device, chilled water water return pipeline, cooling water pipeline；
The chilled water pipeline, accesses the heat exchanger, for providing chilled water to be used as heat exchange in the heat exchanger
Cryogen；
The heat exchanger, in data center machine room, for the high temperature fluid in data center machine room and chilled water to be carried out
Heat exchange, the heat that chilled water is absorbed in data center machine room turns into high-temperature tempering；
The chilled water water return pipeline, is communicated with the chilled water pipeline at the heat exchanger, for by the high-temperature tempering
Discharge；
The cooling water pipeline, for providing the cooling water cooled down to the high-temperature tempering；
One end of the heat tracing pipeline is connected with the chilled water water return pipeline of primary heat abstractor, the primary radiating dress of other end access
The chilled water pipeline put, heat tracing pipeline at least part spiral surrounding is on the cooling water pipeline of standby heat abstractor, by institute
The heat transfer of high-temperature tempering is stated to the cooling water pipeline.
3. cooling system according to claim 2, it is characterised in that at least two sets heat abstractors include the first radiating
Device and the second heat abstractor, the cooling system include the first switch unit, for by first heat abstractor and described
The running status of second heat abstractor switches between two following situations：
First heat abstractor is primary heat abstractor, and the second heat abstractor is standby heat abstractor；And
First heat abstractor is standby heat abstractor, and the second heat abstractor is primary heat abstractor.
4. cooling system according to claim 3, it is characterised in that the heat tracing pipeline of first heat abstractor and described
The heat tracing pipeline of second heat abstractor has common pall.
5. cooling system according to claim 4, it is characterised in that the heat tracing pipeline of first heat abstractor and described
The heat tracing pipeline of second heat abstractor is provided with the second switch unit, for when first heat abstractor, second radiating
During the running status switching of device, switch flow direction of the high-temperature tempering on the common pall.
6. cooling system according to claim 5, it is characterised in that second switch unit includes the first valve, second
Valve, the 3rd valve, the 4th valve, the 5th valve, the 6th valve, the 7th valve, the 8th valve, the common pall include the first common pall and the
Two common palls, the heat tracing pipeline of first heat abstractor also includes the first sub- heat tracing pipeline, second heat abstractor
Heat tracing pipeline also includes the second sub- heat tracing pipeline；
First common pall is connected to the chilled water water return pipeline of the first heat abstractor and the chilled water of the second heat abstractor
Between water return pipeline, one end that first common pall is connected with the chilled water water return pipeline of the first heat abstractor is provided with described
First valve, one end being connected with the chilled water water return pipeline of the second heat abstractor is provided with second valve；
Second common pall is connected to the chilled water pipeline of the second heat abstractor and the chilled water pipeline of the first heat abstractor
Between, one end that second common pall is connected with the chilled water pipeline of the second heat abstractor is provided with the 3rd valve, with the
One end of the chilled water pipeline connection of one heat abstractor is provided with the 4th valve；
On first sub- heat tracing pipeline, the cooling water pipeline for being located on the second heat abstractor, the first sub- heat tracing pipeline one end is passed through
5th valve is connected to the first junction between the first valve of the first common pall and the second valve, and the other end is by described the
Six valves are connected to the second junction between the 3rd valve and the 4th valve on the second common pall；
On second sub- heat tracing pipeline, the cooling water pipeline for being located on the first heat abstractor, the second sub- heat tracing pipeline one end is passed through
7th valve is connected to the first valve of the first common pall and the 3rd junction of the first junction, and the other end is by described the
Eight valves are connected to the 4th junction between the second junction on the second common pall and the 4th valve；
When the first heat abstractor be primary heat abstractor, the second heat abstractor be standby heat abstractor when, the first valve, the 5th valve,
6th valve, the 4th valve are opened, and the second valve, the 8th valve, the 7th valve, the 3rd valve are closed；
When the second heat abstractor be primary heat abstractor, the first heat abstractor be standby heat abstractor when, the second valve, the 8th valve,
7th valve, the 3rd valve are opened, and the first valve, the 5th valve, the 6th valve, the 4th valve are closed.
7. according to any described cooling system in claim 2-6, it is characterised in that often covering heat abstractor also includes cold,
It is connected with the chilled water water return pipeline, the cooling water pipeline, the high temperature for the chilled water water return pipeline to be discharged is returned
Water carries out heat exchange with the cooling water that the cooling water pipeline is provided.
8. according to any described cooling system in claim 2-6, it is characterised in that the chilled water water return pipeline is provided with
Water pump, the power for providing chilled water and high-temperature tempering flowing.
9. a kind of heat tracing method of cooling system for data center machine room, it is characterised in that the cooling system it is primary
Heat abstractor absorbs heat from data center machine room；
The heat tracing pipeline of the primary heat abstractor absorbs heat shape using the chilled water water return pipeline of the primary heat abstractor
Into high-temperature tempering be standby heat abstractor heat tracing, wherein, the heat tracing pipeline is at least partially disposed in standby heat abstractor, fortune
Heat abstractor in row is primary heat abstractor, and heat abstractor in operation is not standby heat abstractor.
10. heat tracing method according to claim 9, it is characterised in that the primary heat abstractor is from data center machine room
Absorbing heat includes：
Chilled water is provided heat is carried out by the high temperature fluid in the heat exchanger and data center machine room in data center machine room
Amount is exchanged, wherein, chilled water is provided by chilled water pipeline, turns into high-temperature tempering after heat exchange；
The high-temperature tempering is discharged by chilled water water return pipeline；
Cooling water is provided by cooling water pipeline to cool down the high-temperature tempering.
11. heat tracing method according to claim 10, it is characterised in that the heat tracing pipeline of the primary heat abstractor is utilized
The heat that the primary heat abstractor absorbs includes for the standby heat abstractor heat tracing：
High-temperature tempering is drawn from the chilled water water return pipeline of primary heat abstractor in one end of the heat tracing pipeline；
The heat tracing pipeline at least partially by spiral surrounding on the cooling water pipeline of standby heat abstractor by the high temperature
The heat transfer of backwater gives the cooling water pipeline of standby heat abstractor；
The high-temperature tempering discharged after heat is drained to the chilled water of the primary heat abstractor by the other end of the heat tracing pipeline
Pipeline.
12. heat tracing method according to claim 11, it is characterised in that the first switch unit of the cooling system will dissipate
The running status of the first heat abstractor, the second heat abstractor in hot systems switches between two following situations：
First heat abstractor is primary heat abstractor, and the second heat abstractor is standby heat abstractor；And
First heat abstractor is standby heat abstractor, and the second heat abstractor is primary heat abstractor.
13. heat tracing method according to claim 12, it is characterised in that when first heat abstractor, described second dissipate
During the running status switching of thermal, the second switch unit of the cooling system switches the high-temperature tempering and dissipated described first
Flow direction on the common pall of the heat tracing pipeline of the heat tracing pipeline of thermal and second heat abstractor.
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| CN201510388968.0A CN104990171B (en) | 2015-07-03 | 2015-07-03 | Cooling system and its heat tracing method for data center machine room |
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| CN113048676B (en) * | 2018-08-27 | 2022-04-22 | 全球能源互联网欧洲研究院 | Circulating cooling device and using method thereof |
| CN110769652B (en) * | 2019-10-29 | 2020-09-29 | 北京盈东数据科技有限公司 | Low-cost method for upgrading data center from T3 to T4 |
| CN111550953B (en) * | 2020-06-11 | 2024-10-29 | 北京百度网讯科技有限公司 | Refrigerating system |
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| CN101115961A (en) * | 2005-02-23 | 2008-01-30 | 株式会社创造21 | Air conditioner for communication equipment and controlling method thereof |
| CN101523119A (en) * | 2006-06-01 | 2009-09-02 | 埃克弗洛普公司 | Warm cooling for electronics |
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