CN208059340U - The naturally cold multi-type refrigeration system of passive type heat pipe - Google Patents
The naturally cold multi-type refrigeration system of passive type heat pipe Download PDFInfo
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- CN208059340U CN208059340U CN201820431024.6U CN201820431024U CN208059340U CN 208059340 U CN208059340 U CN 208059340U CN 201820431024 U CN201820431024 U CN 201820431024U CN 208059340 U CN208059340 U CN 208059340U
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Abstract
The utility model is related to a kind of naturally cold multi-type refrigeration system of passive type heat pipe, which includes multi-joint heat pipe evaporator module and concentration heat pipe cold source module；Multi-joint heat pipe evaporator module includes at least one heat pipe evaporator；Concentrate heat pipe low-temperature receiver module include：The compression unit of heat pipe heat transferring medium is connect, compressed with heat pipe evaporator；The first bypass branch pipe being connected in parallel with compression unit；It is connect respectively with compression unit and the first bypass branch pipe, the heat pipe condenser of cooling heat pipe heat exchanging medium；It is separately connected heat pipe evaporator and heat pipe condenser, the heat transferring medium compress cell that heat pipe evaporator will be transported to through heat pipe condenser heat pipe heat exchanging medium after cooling；And the second bypass branch pipe being connected in parallel with heat transferring medium compress cell.The utility model makes full use of outdoor natural cooling source to freeze, and power savings advantages are apparent；Use heat pipe phase-change heat-exchange, heat exchange efficiency high simultaneously；Heat pipe evaporates end flexible design, and decentralized design, is not limited by space structure as desired.
Description
Technical field
The utility model is related to refrigeration technology fields, more specifically to a kind of naturally cold multi-type of passive type heat pipe
Refrigeration system.
Background technology
Using the single solution of freezing of tradition, such as air-cooled straight swollen pattern, chilled water pattern, wind in current all multiple data centers
Cold double low-temperature receiver patterns etc..Traditional cooling scheme is primarily present following aspect deficiency：
1, traditional scheme unit air-conditioner unit is more dispersed, space is big, and end pattern is single；
2, the natural cooling source under outdoor cryogenic conditions cannot be made full use of, it is difficult to meet green energy conservation computer room construction requirement；
3, traditional chilled water pattern refrigeration solution, mating construction cost is relatively high, and host is difficult to do redundant configuration,
The security node that need to be controlled is more；
4, under outdoor low temperature condition, freezing water coil is easy the risk for freezing that normal water supply cycle can not be carried out.
As data center's industry developed recently and national energy-saving policy requirements are higher and higher, Energy Conservation and highly reliable
The application of property can be the first choice of green data center construction scheme.Various green energy conservation schemes are also expedited the emergence of under this overall background；
Such as use air-air Indirect Evaporative Cooling Schemes, fresh air cooling scheme, using water as medium Indirect Evaporative Cooling Schemes；But with regard to mesh
Preceding green energy conservation cooling scheme application is primarily present following deficiency：1, using air-air heat exchange cooling scheme, heat exchange efficiency compares
Low, cold specification of the same race is bigger；
2, fresh air cooling scheme, fresh air cleaning processing and later maintenance cost are relatively high；
3, cold or directly evaporate cold scheme using water as the indirect evaporation of medium, water process and air-treatment cost compare
It is high.
Utility model content
The technical problem to be solved by the present invention is to provide a kind of naturally cold multi-type system of improved passive type heat pipe
Cooling system.
Technical solution adopted by the utility model to solve its technical problems is：It is naturally cold more to construct a kind of passive type heat pipe
Connection type refrigeration system, which is characterized in that including multi-joint heat pipe evaporator module and concentrate heat pipe cold source module；
The multi-joint heat pipe evaporator module includes at least one heat pipe evaporator；
The concentration heat pipe low-temperature receiver module includes：
It is connect with the heat pipe evaporator, the compression unit for compressing heat pipe heat transferring medium；
The first bypass branch pipe being connected in parallel with the compression unit；
It connect with the compression unit and the first bypass branch pipe, condensed for cooling down the heat pipe of heat pipe heat exchanging medium respectively
Device；
Be separately connected the heat pipe evaporator and heat pipe condenser, will be through heat pipe condenser heat pipe heat exchanging medium after cooling
It is transported to the heat transferring medium compress cell of the heat pipe evaporator；And
The second bypass branch pipe being connected in parallel with the heat transferring medium compress cell.
Preferably, the compression unit includes compressor, and the heat transferring medium entrance of the compressor connects the heat pipe and steams
The heat transferring medium outlet of device is sent out, the heat transferring medium outlet of the compressor connects the heat transferring medium entrance of the heat pipe condenser.
Preferably, the compression unit further include be arranged the heat transferring medium entrance of the compressor the first solenoid valve and
The first check valve in the heat transferring medium outlet of the compressor is set；It is unidirectional it to be provided with second on the first bypass branch pipe
Valve.
Preferably, the compression unit further includes the oil eliminator being arranged in the heat transferring medium outlet of the compressor, institute
Oil eliminator is stated to be arranged between the compressor and first check valve.
Preferably, the concentration heat pipe low-temperature receiver module further includes the fluid reservoir for storing heat pipe heat exchanging medium；The storage
The entrance of flow container connects the heat transferring medium outlet of the heat pipe condenser, and the outlet of the fluid reservoir is separately connected the heat exchange and is situated between
The entrance of the entrance of matter compress cell and the second bypass branch pipe, the outlet of the heat transferring medium compress cell connect the heat
The heat transferring medium entrance of pipe evaporator.
Preferably, the heat transferring medium compress cell is heat pipe kinetic pump, and second is provided on the second bypass branch pipe
Solenoid valve.
Preferably, the heat pipe evaporator is air-cooled heat pipe evaporator, and the heat pipe condenser is air-cooled heat pipe condenser；
The multi-joint heat pipe evaporator module further includes the heat pipe evaporation fan blown for the heat pipe evaporator, the concentration heat pipe cold
Source module further includes the heat pipe condensation fan blown for the heat pipe condenser.
Preferably, the multi-joint heat pipe evaporator module includes multiple heat pipe evaporators being connected in parallel, Mei Gesuo
The heat transferring medium inlet for stating heat pipe evaporator is both provided with throttling control valve.
Preferably, the concentration heat pipe low-temperature receiver module further includes that the spray equipment of spraying cooling is carried out to outdoor air.
The naturally cold multi-type refrigeration system of passive type heat pipe for implementing the utility model, has the advantages that：1, it fills
Divide apparent using the following natural cooling source of low temperature, power savings advantages in outdoor；2, using heat pipe phase-change heat-exchange advantage, heat exchange efficiency is high,
Equipment size is small；3, not diversion enters data center machine room, and reliability is high；4, it is not introduced directly into fresh air, air quality is guaranteed；
5, heat pipe evaporates end flexible design, and decentralized design, meets server cabinet requirement, do not limited by space structure as desired；
6, it is designed using modularized encapsulation, project installation is simple；7, the mating construction cost of low-temperature receiver module is low, and dilatation is simply easy.
Description of the drawings
Below in conjunction with accompanying drawings and embodiments, the utility model is described in further detail, in attached drawing：
Fig. 1 is the structural schematic diagram of the naturally cold multi-type refrigeration system of the utility model passive type heat pipe；
Fig. 2 is the structural schematic diagram that the naturally cold multi-type refrigeration of the utility model passive type heat pipe is an Application Example；
Fig. 3 is the logic diagram of the control method of the naturally cold multi-type refrigeration system of the utility model passive type heat pipe.
Specific implementation mode
For a clearer understanding of the technical features, objectives and effects of the utility model, now control attached drawing is detailed
Illustrate specific embodiment of the present utility model.
The naturally cold multi-type refrigeration system of the passive type heat pipe of the utility model and its control method provide data center
Refrigeration solution, can be applied to various data centers, especially large-scale data center, realize the environment control to data center
System.
As shown in Figure 1 and Figure 2, the naturally cold multi-type refrigeration system of the passive type heat pipe of the utility model includes multi-joint heat pipe
Evaporator module 100 and concentration heat pipe cold source module 200；Multi-joint heat pipe evaporator module 100 is evaporated including at least one heat pipe
Device (3,3-1,3-2 ..., 3-N) and throttling control unit (2-1,2-2 ..., 2-N)；The heat pipe low-temperature receiver module 200 is concentrated to include：With
Heat pipe evaporator (3,3-1,3-2 ..., 3-N) connection, the compression unit for compressing heat pipe heat transferring medium；Simultaneously with compression unit
First bypass branch pipe 5 of connection connection；It is connect, with compression unit and the first bypass branch pipe 5 for cooling down heat pipe heat exchanging medium respectively
Heat pipe condenser 4；It is separately connected heat pipe evaporator (3,3-1,3-2 ..., 3-N) and heat pipe condenser 4, will be condensed through heat pipe
4 heat pipe heat exchanging medium after cooling of device is transported to the heat transferring medium compress cell 1 of heat pipe evaporator (3,3-1,3-2 ..., 3-N)；
And the second bypass branch pipe 6 being connected in parallel with heat transferring medium compress cell 1.
Heat pipe evaporator (3,3-1,3-2 ..., 3-N) is air-cooled heat pipe evaporator, and heat pipe condenser 4 is air-cooled heat pipe cold
Condenser；Multi-joint heat pipe evaporator module 100 further includes the heat pipe evaporation blown for heat pipe evaporator (3,3-1,3-2 ..., 3-N)
Wind turbine, it further includes the heat pipe condensation fan blown for heat pipe condenser 4 to concentrate heat pipe low-temperature receiver module 200.Wherein, heat pipe evaporator
Quantity and position can carry out design, dispersedly serve and indoor machine cabinet and solve the problems, such as hot localised points.
Multi-joint heat pipe evaporator module 100 forms heat pipe and evaporates end, and multi-joint heat pipe evaporator module 100 can carry out more
Sampleization designs, to serve indoor machine cabinet and solve the steady point of hot localised points.For example, the quantity of heat pipe evaporator can be according to reality
Situation is selected, and can be one, can also be two or more, the utility model is not limited this.Often
The entrance of a heat pipe evaporator be provided with the matched throttling control unit of the heat pipe evaporator, such as throttling control valve (2-1,
2-2 ..., 2-N).In one embodiment of the naturally cold multi-type refrigeration system of passive type heat pipe of the utility model as shown in Figure 1,
Multi-joint heat pipe evaporator module 100 includes multiple heat pipe evaporators being connected in parallel, such as heat pipe evaporator 3-1, heat pipe evaporator
3-2 ... heat pipe evaporator 3-N, the inlet of each heat pipe evaporator are both provided with throttling control valve, such as heat pipe evaporator 3-
1 inlet is provided with throttling control valve 2-1, and the inlet of heat pipe evaporator 3-2 is provided with throttling control valve 2-2 ... ... heat
The inlet of pipe evaporator 3-N is provided with throttling control valve 2-N.When being provided only with a heat pipe evaporator, evaporated in the heat pipe
The inlet of device is also equipped with throttling control valve.
Specifically, when multi-joint heat pipe evaporator module 100 includes multiple heat pipe evaporator (3-1,3- being connected in parallel
2 ..., 3-N) when, the heat transferring medium entrance of the heat pipe evaporator (3-1,3-2 ..., 3-N) of multiple parallel connections is connected by first pipe
Connect the outlet of heat transferring medium compress cell 1, the heat transferring medium outlet of the heat pipe evaporator (3-1,3-2 ..., 3-N) of multiple parallel connections
The entrance of compression unit is connected by second pipe.By being arranged in parallel, heat pipe evaporator may be implemented within air-conditioning systems
Backup, reduces the probability of malfunction of whole system, improves the reliability of system.
As shown in the figures 1 and 2, compression unit includes compressor 8, and the heat transferring medium entrance of compressor 8 connects heat pipe evaporator
The heat transferring medium of (3-1,3-2 ..., 3-N) exports, the heat transferring medium of the heat transferring medium outlet connection heat pipe condenser 4 of compressor 8
Entrance.The unlimited level pressure contracting type formula of the utility model, preferably by variable conpacitance compressor, next optional constant volume capacity compressor.
As shown in Figure 1, further, compression unit further include be arranged the heat transferring medium entrance of compressor 8 the first solenoid valve 11-1,
The oil that the first check valve 12-1 in the heat transferring medium outlet of compressor 8 is exported with the heat transferring medium being arranged in compressor 8 is set
Separator 10, oil eliminator 10 are arranged between compressor 8 and the first check valve 12-1.The effect of oil eliminator 10 is will to compress
Lubricating oil in the high steam that machine 8 is discharged is detached, to ensure that equipment safety is efficiently run.On first bypass branch pipe 5
It is provided with the second check valve 12-2, the heat exchange of the entrance connection heat pipe evaporator (3-1,3-2 ..., 3-N) of the first bypass branch pipe 5
Media outlet, the heat transferring medium entrance of the outlet connection heat pipe condenser 4 of the first bypass branch pipe 5.Under different refrigeration modes,
The heat pipe heat exchanging medium come out from heat pipe evaporator (3-1,3-2 ..., 3-N) is solidifying into heat pipe cold after being compressed by compression unit
Device 4, or directly enter heat pipe condenser 4 from the first bypass branch pipe 5.Specifically, mixing multi-joint pattern using compressor-heat pipe
Or when compressor multi-joint pattern refrigeration, the heat pipe heat exchanging medium come out from heat pipe evaporator (3-1,3-2 ..., 3-N) passes through pressure
Enter heat pipe condenser 4 after contracting cell compression；When pattern refrigeration multi-joint using heat pipe, from heat pipe evaporator (3-1,3-2 ..., 3-
N) heat pipe heat exchanging medium out directly enters heat pipe condenser 4 from the first bypass branch pipe 5.
As illustrated in fig. 1, it is preferred that it further includes the liquid storage for storing heat pipe heat exchanging medium to concentrate heat pipe low-temperature receiver module 200
Tank 7；The heat transferring medium outlet of the entrance connection heat pipe condenser 4 of fluid reservoir 7, the outlet of fluid reservoir 7 is separately connected heat transferring medium
The entrance of the entrance of compress cell 1 and the second bypass branch pipe 6, the outlet connection heat pipe evaporator (3- of heat transferring medium compress cell 1
1,3-2 ..., 3-N) heat transferring medium entrance.Specifically, the outlet of the entrance connection fluid reservoir 7 of the second bypass branch pipe 6, second
Bypass the heat transferring medium entrance of the outlet connection heat pipe evaporator (3-1,3-2 ..., 3-N) of branch pipe 6.Preferably, heat transferring medium increases
Pressure unit 1 is heat pipe kinetic pump, and second solenoid valve 11-2 is provided on the second bypass branch pipe 6.Heat pipe kinetic pump preferably by
Varying capacity pattern, next optional constant volume pattern.Under different refrigeration modes, from the heat pipe heat exchanging medium of fluid reservoir 7 out
Enter heat pipe evaporator (3-1,3-2 ..., 3-N) after being pressurized by heat transferring medium compress cell 1, or directly from the second bypass
Branch pipe 6 enters heat pipe evaporator (3-1,3-2 ..., 3-N).Specifically, mixed using the multi-joint pattern of heat pipe or compressor-heat pipe
When closing multi-joint pattern refrigeration, the heat pipe heat exchanging medium come out from fluid reservoir 7 after the supercharging of heat transferring medium compress cell 1 by entering heat
Pipe evaporator (3-1,3-2 ..., 3-N)；When pattern refrigeration multi-joint using compressor, from the heat pipe heat exchanging medium of fluid reservoir 7 out
Directly enter heat pipe evaporator (3-1,3-2 ..., 3-N) from the second bypass branch pipe 6.
As illustrated in fig. 1, it is preferred that it further includes carrying out the spray of spraying cooling to outdoor air to concentrate heat pipe low-temperature receiver module 200
Shower device 13.The spray equipment 13 belong to can arrangement device, selectivity can be carried out according to application environment and user demand
Configuration.
In the present embodiment, the multi-joint heat pipe evaporator in the naturally cold multi-type refrigeration system of the utility model passive type heat pipe
Module 100 is arranged indoors, and heat pipe low-temperature receiver module 200 is concentrated to be arranged in outdoor.It is to be appreciated that the passive type of the utility model
Each device of the naturally cold multi-type refrigeration system of heat pipe in the embodiment shown in fig. 1 can require to encapsulate according to the dashed box in Fig. 1,
Situations such as can also selecting different components encapsulation according to practical situations, such as compressor 8 is individually encapsulated, but different encapsulation
Mode belongs to the content that the utility model includes.
Fig. 2 show an Application Example of the naturally cold multi-type refrigeration system of the utility model passive type heat pipe, in Fig. 2
Label 9 is service object's (such as cabinet) of refrigeration system, and label 3 is the heat pipe evaporation in the refrigeration system of the utility model
The installation site of device, heat pipe evaporator can carry out design, and label 4 is heat pipe condenser, and label 1 is that heat exchange is situated between
Matter compress cell (such as heat pipe kinetic pump), label 8 is compressor.Referring to Fig.2, multiple heat pipe evaporators 3 being connected in parallel
Heat transferring medium entrance and the outlet of heat transferring medium compress cell 1 are connect by the total outlet pipe of a heat pipe 15, it can be understood as in heat
It manages on the side wall of total outlet pipe 15 that there are several interfaces, is pressurized respectively with the heat transferring medium entrance and heat transferring medium of heat pipe evaporator 3
The outlet of unit 1 connects.More specific connection type can be multiple bypass lines, and such heat transferring medium compress cell 1 changes
Thermal medium is flowed out by the total outlet pipe 15 of heat pipe, then enters corresponding heat pipe evaporator 3 by corresponding bypass line.Multiple parallel connections
The heat transferring medium outlet of the heat pipe evaporator 3 of connection is connect with compressor 8 or heat pipe condenser 4, multiple heat being connected in parallel
The heat transferring medium outlet of pipe evaporator 3 is connected by the total return pipe 14 of a heat pipe, it can be understood as in the side of the total return pipe of heat pipe 14
There are several interfaces on wall, export connect with the heat transferring medium of heat pipe evaporator 3 respectively.More specific connection type can be multiple
Bypass line, the heat pipe heat exchanging medium that heat pipe evaporators 3 multiple in this way flow out enter the total return pipe 14 of heat pipe by bypass line, and
The flowing in the total return pipe 14 of heat pipe, then enters compressor 8 or heat pipe condenser 4 by corresponding bypass line.
The naturally cold multi-type refrigeration system of the passive type heat pipe of the utility model may include the multi-joint pattern of heat pipe, compressor-
Heat pipe mixes multi-joint pattern and the multi-joint pattern of compressor these three refrigeration modes, and user can select according to different application conditions
Suitable refrigeration mode.
Wherein, the multi-joint pattern of heat pipe is：Heat transferring medium in heat pipe, the successively heat Jing Guo multi-joint heat pipe evaporator module 100
Pipe evaporator (3,3-1,3-2 ..., 3-N) absorbs the thermic load in computer room, and entering heat pipe using the first bypass branch pipe 5 condenses
The thermic load of heat pipe heat exchanging medium is discharged into outdoor by device 4 by heat pipe condenser 4, and heat pipe heat exchanging medium is converted to by gaseous state
Liquid；The heat pipe heat exchanging medium for being then converted into liquid enters fluid reservoir 7, is finally changed heat pipe by heat transferring medium compress cell 1
Thermal medium be pressurized and by throttling control valve send back to multi-joint heat pipe evaporator module 100 heat pipe evaporator (3,3-1,3-2 ...,
3-N), the multi-joint refrigeration mode refrigeration cycle of heat pipe is completed.
Compressor-heat pipe mixes multi-joint pattern：System opens compressor 8；Heat pipe heat exchanging medium is steamed by multi-joint heat pipe
The thermic load in heat pipe evaporator (3,3-1,3-2 ..., 3-N) the absorption computer room of device module 100 is sent out, low-pressure gaseous heat is converted to
Pipe heat transferring medium；Then heat pipe heat exchanging medium is changed into high-pressure gaseous heat successively after the first solenoid valve 11-1 and compressor 8
Then pipe heat transferring medium enters back into heat pipe condenser 4, the thermic load of heat pipe heat exchanging medium is discharged into outdoor by heat pipe condenser 4,
Heat pipe heat exchanging medium is changed into liquid by gaseous state；The heat pipe heat exchanging medium of liquid is then converted into using fluid reservoir 7, finally by
Heat pipe heat exchanging medium is pressurized and sends multi-joint heat pipe evaporator module 100 back to by throttling control valve by heat transferring medium compress cell 1
Heat pipe evaporator (3,3-1,3-2 ..., 3-N), complete compressor-heat pipe and mix multi-joint pattern refrigeration cycle.
The multi-joint pattern of compressor is：System opens compressor 8；Heat transferring medium passes through multi-joint heat pipe evaporator module 100
Heat pipe evaporator (3,3-1,3-2 ..., 3-N) absorbs the thermic load in computer room, is converted to low-pressure gaseous heat pipe heat exchanging medium；It connects
Low-pressure gaseous heat pipe heat exchanging medium again successively after the first solenoid valve 11-1 and compressor 8, is changed into high-pressure gaseous heat pipe
Heat transferring medium；Then high-pressure gaseous heat pipe heat exchanging medium enters back into heat pipe condenser 4, and heat pipe condenser 4 is by heat pipe heat exchanging medium
Thermic load be discharged into outdoor, heat pipe heat exchanging medium is changed into liquid by gaseous state；It is then converted into the heat pipe heat exchanging medium of liquid
Into liquid storage pipe, last heat pipe heat exchanging medium is sent into multi-joint heat pipe using the second bypass branch pipe 6, by throttling control valve and is evaporated
The heat pipe evaporator (3,3-1,3-2 ..., 3-N) of device module 100 completes the multi-joint pattern refrigeration cycle of compressor.
As shown in figure 3, being the control of the control method of the naturally cold multi-type refrigeration system of the utility model passive type heat pipe
Logic diagram, the control method can be applied to the cold multi-type refrigeration system naturally of the passive type heat pipe described in the utility model
System.Refering to Fig. 3, which includes the following steps：
The return air temperature Tnx (N of wherein x=1,2,3 ...) and the first outdoor temperature of S10, each heat pipe evaporator of acquisition
Ta.Wherein, heat pipe evaporator is set to interior, and the first outdoor temperature Ta is outdoor environment temperature or heat pipe condenser entrance temperature
Degree, heat pipe condenser 4 are set to outdoor.
S20, judge whether the first outdoor temperature Ta meets the first switching condition；First switching condition is Wherein, AVG (Tnx) is to calculate mean temperature,For the default first switching temperature difference.It illustrates
Bright, as shown in Figure 1, the return air temperature (also known as inlet air temperature) that Tn1 is heat pipe evaporator 3-1, Tn2 is heat pipe evaporator 3-2's
The rest may be inferred for return air temperature ... ..., and TnN is the return air temperature of heat pipe evaporator 3-N, and AVG (Tnx) is then heat pipe evaporator 3-
The average return air temperature of 1~3-N.
If S30, the first outdoor temperature Ta meet the first switching condition, using the multi-joint pattern refrigeration of heat pipe；
If S40, the first outdoor temperature Ta are unsatisfactory for the first switching condition, S50 is thened follow the steps；
S50, judge whether the first outdoor temperature Ta meets third switching condition；Third switching condition is Wherein,Switch the temperature difference for default second,To preset third
Switch the temperature difference；
If S60, the first outdoor temperature Ta meet the second switching condition, multi-joint pattern system is mixed using compressor-heat pipe
It is cold；
If S70, the first outdoor temperature Ta are unsatisfactory for the second switching condition, using the multi-joint pattern refrigeration of compressor.
Preferably, after the first outdoor temperature Ta is unsatisfactory for the first switching condition, before executing step S50, further include
Following steps：
S80, judge whether the first outdoor temperature Ta meets third switching condition；Third switching condition is
If S90, the first outdoor temperature Ta meet third switching condition, judge whether to meet spray preset condition；
If S91, meeting spray preset condition, spray equipment 13 is enabled, is freezed using the multi-joint pattern of heat pipe.Specifically,
Enabling spray equipment 13 is sprayed to outdoor air.Judge whether that it can be the phase according to environment to meet spray preset condition
To humidity, choose whether to enable spray, such as RH≤A.Judge whether that meeting spray preset condition can be：Judge outdoor phase
Whether the 5th switching condition is met to humidity RH；5th switching condition is RH≤A, wherein A is default relative humidity.It can manage
Solution, judge whether to meet spray preset condition can also be according to the component operating status of refrigeration system, such as compressor or
The operating status of person's heat transferring medium compress cell 1 (such as heat pipe kinetic pump) judges whether to start spray, if these components are transported
Row, then start spray, conversely, then stopping spraying.Alternatively, judging whether that meeting spray preset condition can also be according to for water temperature
Degree judges whether to start spray, if supply water temperature is less than a certain setting value, starts spray, on the contrary then stop spraying.
If S92, being unsatisfactory for spray preset condition, multi-joint pattern refrigeration is mixed using compressor-heat pipe；
If S100, the first outdoor temperature Ta are unsatisfactory for third switching condition, S50 is thened follow the steps.
Preferably, step S10 further includes acquiring the second outdoor temperature Ta1 after spray, i.e. is acquired in step S10
Return air temperature Tnx, the first outdoor temperature Ta and the second outdoor temperature Ta1 of each heat pipe evaporator.Specifically, the second outdoor temp
It is temperature of the outdoor air after spray or the heat pipe condenser inlet temperature after spray to spend Ta1, and heat pipe condenser 4 is arranged
In outdoor.It should be understood that return air temperature Tnx, the first outdoor temperature Ta, the second outdoor temperature Ta1 of each heat pipe evaporator
Can also be to acquire in real time with data such as outside relative humidity RH.
Further include following step before the multi-joint pattern refrigeration of heat pipe after enabling spray equipment 13 in step S91
Suddenly：
S911, judge whether the second outdoor temperature Ta1 meets the 4th switching condition；4th switching condition is
If S912, the second outdoor temperature Ta1 meet the 4th switching condition, using the multi-joint pattern refrigeration of heat pipe；
If S913, the second outdoor temperature Ta1 are unsatisfactory for the 4th switching condition, multi-joint mould is mixed using compressor-heat pipe
Formula is freezed.
Preferably, step S10 further includes acquiring the outside relative humidity RH after spray, i.e. is acquired in step S10
Return air temperature Tnx, the first outdoor temperature Ta, the second outdoor temperature Ta1 and the outside relative humidity RH of each heat pipe evaporator.It can
With understanding, the return air temperature Tnx of each heat pipe evaporator, the first outdoor temperature Ta, the second outdoor temperature Ta1 and outdoor are opposite
The data such as humidity RH can also be to acquire in real time.Multi-joint pattern or the multi-joint pattern of compressor are being mixed using compressor-heat pipe
It is further comprising the steps of after refrigeration：
S110, judge whether to meet spray preset condition；
If S120, meeting spray preset condition, spray equipment 13 is enabled.Specifically, it is to room to enable spray equipment 13
Outer air is sprayed.Judge whether that it can be the relative humidity according to environment to meet spray preset condition, choose whether to enable
Spray, such as RH≤A.Judge whether that meeting spray preset condition can be：Judge whether outside relative humidity RH meets
Five switching conditions；5th switching condition is RH≤A, wherein A is default relative humidity.It should be understood that judging whether to meet spray
It can also be according to the component operating status of refrigeration system, such as compressor or heat transferring medium compress cell 1 to drench preset condition
The operating status of (such as heat pipe kinetic pump) judges whether to start spray, if these components are run, starts spray, conversely, then
Stop spray.Judged whether to start spray according to supply water temperature alternatively, judging whether to meet to spray preset condition and can also be, such as
Fruit supply water temperature is less than a certain setting value, then starts spray, on the contrary then stop spraying.
In the control method of the naturally cold multi-type refrigeration system of passive type heat pipe described in the utility model, heat pipe is multi-joint
Pattern is：Heat transferring medium in heat pipe, successively the heat pipe evaporator Jing Guo multi-joint heat pipe evaporator module 100 (3,3-1,3-2 ...,
The thermic load in computer room 3-N) is absorbed, enters heat pipe condenser 4 using the first bypass branch pipe 5, it will be hot by heat pipe condenser 4
The thermic load of pipe heat transferring medium is discharged into outdoor, and heat pipe heat exchanging medium is converted to liquid by gaseous state；It is then converted into the heat of liquid
Pipe heat transferring medium enters fluid reservoir 7, is finally pressurized heat pipe heat exchanging medium by heat transferring medium compress cell 1 and is controlled by throttling
Valve sends the heat pipe evaporator (3,3-1,3-2 ..., 3-N) of multi-joint heat pipe evaporator module 100 back to, completes the multi-joint refrigeration mould of heat pipe
Formula refrigeration cycle.
Compressor-heat pipe mixes multi-joint pattern：System opens compressor 8；Heat pipe heat exchanging medium is steamed by multi-joint heat pipe
The thermic load in heat pipe evaporator (3,3-1,3-2 ..., 3-N) the absorption computer room of device module 100 is sent out, low-pressure gaseous heat is converted to
Pipe heat transferring medium；Then heat pipe heat exchanging medium is changed into high-pressure gaseous heat successively after the first solenoid valve 11-1 and compressor 8
Then pipe heat transferring medium enters back into heat pipe condenser 4, the thermic load of heat pipe heat exchanging medium is discharged into outdoor by heat pipe condenser 4,
Heat pipe heat exchanging medium is changed into liquid by gaseous state；The heat pipe heat exchanging medium of liquid is then converted into using fluid reservoir 7, finally by
Heat pipe heat exchanging medium is pressurized and sends multi-joint heat pipe evaporator module 100 back to by throttling control valve by heat transferring medium compress cell 1
Heat pipe evaporator (3,3-1,3-2 ..., 3-N), complete compressor-heat pipe and mix multi-joint pattern refrigeration cycle.
The multi-joint pattern of compressor is：System opens compressor 8；Heat transferring medium passes through multi-joint heat pipe evaporator module 100
Heat pipe evaporator (3,3-1,3-2 ..., 3-N) absorbs the thermic load in computer room, is converted to low-pressure gaseous heat pipe heat exchanging medium；It connects
Low-pressure gaseous heat pipe heat exchanging medium again successively after the first solenoid valve 11-1 and compressor 8, is changed into high-pressure gaseous heat pipe
Heat transferring medium；Then high-pressure gaseous heat pipe heat exchanging medium enters back into heat pipe condenser 4, and heat pipe condenser 4 is by heat pipe heat exchanging medium
Thermic load be discharged into outdoor, heat pipe heat exchanging medium is changed into liquid by gaseous state；It is then converted into the heat pipe heat exchanging medium of liquid
Into liquid storage pipe, last heat pipe heat exchanging medium is sent into multi-joint heat pipe using the second bypass branch pipe 6, by throttling control valve and is evaporated
The heat pipe evaporator (3,3-1,3-2 ..., 3-N) of device module 100 completes the multi-joint pattern refrigeration cycle of compressor.
It should be understood that the naturally cold multi-type refrigeration system of passive type heat pipe described in the utility model can also be by adopting
The wind pushing temperature Tsx (x=1,2,3 ..., N) for collecting outdoor environment temperature and each heat pipe evaporator, according to each heat pipe evaporator
Wind pushing temperature and outdoor environment temperature carry out refrigeration mode switching control.
It should be understood that above example only expresses preferred embodiments of the present invention, description is more specific
With it is detailed, but it should not be understood as limiting the scope of the patent of the utility model；It should be pointed out that for this field
Those of ordinary skill for, without departing from the concept of the premise utility, can to above-mentioned technical characterstic carry out freely
Combination, various modifications and improvements can be made, these belong to the scope of protection of the utility model；Therefore, all with this practicality
The equivalents and modification that novel right is done, should all belong to the covering scope of the utility model claims.
Claims (9)
1. a kind of naturally cold multi-type refrigeration system of passive type heat pipe, which is characterized in that including multi-joint heat pipe evaporator module
(100) and concentrate heat pipe cold source module (200)；
The multi-joint heat pipe evaporator module (100) includes at least one heat pipe evaporator (3,3-1,3-2 ..., 3-N)；
The concentration heat pipe low-temperature receiver module (200) includes：
With the heat pipe evaporator (3,3-1,3-2 ..., 3-N) connection, the compression unit for compressing heat pipe heat transferring medium；
The first bypass branch pipe (5) being connected in parallel with the compression unit；
It is connect respectively with the compression unit and the first bypass branch pipe (5), the heat pipe condenser for cooling down heat pipe heat exchanging medium
(4)；
Be separately connected the heat pipe evaporator (3,3-1,3-2 ..., 3-N) and heat pipe condenser (4), will be through heat pipe condenser (4)
Heat pipe heat exchanging medium after cooling is transported to the heat transferring medium compress cell of the heat pipe evaporator (3,3-1,3-2 ..., 3-N)
(1)；And
The second bypass branch pipe (6) being connected in parallel with the heat transferring medium compress cell (1).
2. the naturally cold multi-type refrigeration system of passive type heat pipe according to claim 1, which is characterized in that the compression is single
Member includes compressor (8), and the heat transferring medium entrance of the compressor (8) connects heat pipe evaporator (3,3-1,3-2 ..., the 3-
N the heat transferring medium of heat transferring medium outlet), the heat transferring medium outlet connection heat pipe condenser (4) of the compressor (8) enters
Mouthful.
3. the naturally cold multi-type refrigeration system of passive type heat pipe according to claim 2, which is characterized in that the compression is single
Member further includes setting in the first solenoid valve (11-1) of the heat transferring medium entrance of the compressor (8) and is arranged in the compressor
(8) the first check valve (12-1) of heat transferring medium outlet；It is provided with the second check valve (12- on the first bypass branch pipe (5)
2)。
4. the naturally cold multi-type refrigeration system of passive type heat pipe according to claim 3, which is characterized in that the compression is single
Member further includes the oil eliminator (10) that setting is exported in the heat transferring medium of the compressor (8), oil eliminator (10) setting
Between the compressor (8) and first check valve (12-1).
5. the naturally cold multi-type refrigeration system of passive type heat pipe according to claim 1, which is characterized in that the concentration heat
Pipe low-temperature receiver module (200) further includes for storing the fluid reservoir of heat pipe heat exchanging medium (7)；The entrance of the fluid reservoir (7) connects
The heat transferring medium of the heat pipe condenser (4) exports, and the outlet of the fluid reservoir (7) is separately connected the heat transferring medium supercharging list
The entrance of the entrance of first (1) and the second bypass branch pipe (6), described in the outlet connection of the heat transferring medium compress cell (1)
The heat transferring medium entrance of heat pipe evaporator (3,3-1,3-2 ..., 3-N).
6. the naturally cold multi-type refrigeration system of passive type heat pipe according to claim 5, which is characterized in that the heat exchange is situated between
Matter compress cell (1) is heat pipe kinetic pump, and second solenoid valve (11-2) is provided on the second bypass branch pipe (6).
7. the naturally cold multi-type refrigeration system of passive type heat pipe according to claim 1, which is characterized in that the heat pipe steams
It is air-cooled heat pipe evaporator to send out device (3,3-1,3-2 ..., 3-N), and the heat pipe condenser (4) is air-cooled heat pipe condenser；It is described
Multi-joint heat pipe evaporator module (100) further includes the heat pipe evaporation for the heat pipe evaporator (3,3-1,3-2 ..., 3-N) air-supply
Wind turbine, the concentration heat pipe low-temperature receiver module (200) further includes the heat pipe condensation fan blown for the heat pipe condenser (4).
8. the naturally cold multi-type refrigeration system of passive type heat pipe according to claim 1, which is characterized in that the multi-joint heat
Pipe evaporator module (100) includes multiple heat pipe evaporators (3,3-1,3-2 ..., 3-N) being connected in parallel, each described
The heat transferring medium inlet of heat pipe evaporator (3,3-1,3-2 ..., 3-N) be both provided with throttling control valve (2-1,2-2 ..., 2-
N)。
9. according to the naturally cold multi-type refrigeration system of claim 1-8 any one of them passive types heat pipe, which is characterized in that institute
It further includes that the spray equipment (13) of spraying cooling is carried out to outdoor air to state and concentrate heat pipe low-temperature receiver module (200).
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108489131A (en) * | 2018-03-28 | 2018-09-04 | 深圳市艾特网能技术有限公司 | The naturally cold multi-type refrigeration system of passive type heat pipe and its control method |
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2018
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108489131A (en) * | 2018-03-28 | 2018-09-04 | 深圳市艾特网能技术有限公司 | The naturally cold multi-type refrigeration system of passive type heat pipe and its control method |
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