CN107421037A - A kind of natural cooling module - Google Patents
A kind of natural cooling module Download PDFInfo
- Publication number
- CN107421037A CN107421037A CN201710798745.0A CN201710798745A CN107421037A CN 107421037 A CN107421037 A CN 107421037A CN 201710798745 A CN201710798745 A CN 201710798745A CN 107421037 A CN107421037 A CN 107421037A
- Authority
- CN
- China
- Prior art keywords
- heat
- heat exchanger
- heat exchange
- heat pipe
- natural cooling
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000001816 cooling Methods 0.000 title claims abstract description 38
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 28
- 230000008676 import Effects 0.000 claims abstract description 18
- 238000005057 refrigeration Methods 0.000 claims abstract description 15
- 238000010438 heat treatment Methods 0.000 claims description 3
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 claims 1
- 229910052731 fluorine Inorganic materials 0.000 claims 1
- 239000011737 fluorine Substances 0.000 claims 1
- 239000000498 cooling water Substances 0.000 abstract description 14
- 230000009172 bursting Effects 0.000 abstract description 5
- 238000007710 freezing Methods 0.000 abstract description 5
- 230000008014 freezing Effects 0.000 abstract description 5
- 238000004134 energy conservation Methods 0.000 abstract description 4
- 238000005530 etching Methods 0.000 abstract description 4
- 239000012530 fluid Substances 0.000 abstract description 4
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 238000000605 extraction Methods 0.000 description 2
- 238000005482 strain hardening Methods 0.000 description 2
- 230000002528 anti-freeze Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000003750 conditioning effect Effects 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000686 essence Substances 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
Classifications
-
- 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
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/30—Arrangement or mounting of heat-exchangers
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/20709—Modifications to facilitate cooling, ventilating, or heating for server racks or cabinets; for data centers, e.g. 19-inch computer racks
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Sustainable Energy (AREA)
- Sustainable Development (AREA)
- Computer Hardware Design (AREA)
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
The invention provides a kind of natural cooling module,Including heat exchange of heat pipe I,Heat exchange of heat pipe II,Intermediate Heat Exchanger,Blower fan,Framework,Electric cabinet,The cold side import of Intermediate Heat Exchanger is introduced by pipeline I passes through heat exchange of heat pipe I respectively,The working medium that heat exchange of heat pipe II cools down,Working medium is evaporated after the higher backwater heat of temperature is absorbed in Intermediate Heat Exchanger,By with heat exchange of heat pipe I,The pipeline II of the entrance connection of heat exchange of heat pipe II flow to heat exchange of heat pipe I,Condensed again in heat exchange of heat pipe II,Realize the higher backwater of hot side temperature,It is cooled to the relatively low water supply of temperature,Cooling water backwater is cooled down by Intermediate Heat Exchanger indirect utilization natural cooling source,And heat exchange of heat pipe I,Freon class refrigeration working medium is used in heat exchange of heat pipe II,Avoid water from being directly entered heat exchanger and produce winter heat exchanger bursting by freezing,It it also avoid water and add anti-icing fluid entering heat exchanger and caused etching problem,Place to there is cooling water demand provides a kind of energy-conservation,Reliable way of supplying water.
Description
Technical field
The present invention relates to machine room heat extraction field, more particularly to a kind of natural cooling module.
Background technology
Equipment cabinet server integration density more and more higher in computer room, the caloric value of server is increasing, in order to ensure high dissipate
Heat density server in server room be operated under optimum environment temperature, it is necessary in time will constantly caused by heat discharge computer room,
Consider simultaneously from Energy Angle, can also maximally utilise natural cooling source in the winter time for safeguards system, this just needs energy-conservation, can
The outdoor cold source presentation mode leaned on.
Mainly there are following several ways using natural cooling source outside current big-and-middle-sized heat extraction of data center room：
One is using cooling tower, water pump, plate type heat exchanger, offer chilled water is changed by plate using cooling tower in the winter time,
Indirect utilization natural cooling source.Which is relatively specific for conditioning in Transition Season, winter outside air temperature than relatively low area, but shortcoming is water consumption
Amount is big, and severe cold area has very big winter lockout risk, and adds ethylene glycol solution, there is the wind to system pipeline corrosion again
Danger.
The second is using air-cooled surface cooler, by the higher cooling water backwater of temperature, it is introduced directly into air-cooled surface cooler, utilizes room
Outer Cryogenic air, the reduction of cooling water return water temperature in surface cooler is realized, supplied water so as to provide low temperature for system, which is because of water
Be closed system, therefore be applied to water-deficient area, but in severe cold area, antifreeze problem need to be resolved, as surface cooler winter without using,
Its interior cooling water does not empty totally, also results in surface cooler heat exchanger tube bursting by freezing problem.
The content of the invention
For the disadvantages mentioned above and deficiency present in prior art, the present invention is intended to provide a kind of natural cooling module, in
Between the cold side import of heat exchanger introduce refrigeration working medium by heat exchange of heat pipe cooling, refrigeration working medium absorbs in Intermediate Heat Exchanger
Evaporated after the higher backwater heat of temperature, be back in heat exchange of heat pipe and condensed again, realized Intermediate Heat Exchanger hot side temperature
The higher backwater of degree, is cooled to the relatively low water supply of temperature, cooling water backwater is cold by Intermediate Heat Exchanger indirect utilization natural cooling source
But freon class refrigeration working medium, and in heat exchange of heat pipe is used, water is avoided and is directly entered heat exchanger and produces winter heat exchanger
The risk of bursting by freezing, it also avoid water and adds anti-icing fluid entering heat exchanger and caused etching problem, while to there is cooling water demand
Place a kind of energy-conservation, reliable way of supplying water are provided.
The technical solution adopted for the present invention to solve the technical problems is：
A kind of natural cooling module, including several heat exchange of heat pipes, Intermediate Heat Exchanger, blower fan, framework, wherein,
Each heat exchange of heat pipe and Intermediate Heat Exchanger are arranged in the framework, and the blower fan is arranged on the framework
At the air outlet at top, the side wall of the framework is provided with air inlet；
Each heat exchange of heat pipe is comprising import, outlet；
The Intermediate Heat Exchanger includes cold side, hot side, and the cold side, hot side are comprising import, outlet；
The cold side import of the Intermediate Heat Exchanger passes through the pipeline outlet with each heat exchange of heat pipe respectively；It is described
The cold side outlet port of Intermediate Heat Exchanger is connected by entrance of the pipeline respectively with each heat exchange of heat pipe；
The hot side import of the Intermediate Heat Exchanger connects with water return pipeline；The hot side outlet of the Intermediate Heat Exchanger and water supply
Pipeline connection.
Preferably, a side wall of the framework forms air intake surface, and the quantity of the heat exchange of heat pipe is one.
Preferably, two side walls of the framework form air intake surface, and the quantity of the heat exchange of heat pipe is two, two heat
Heat exchange of heat pipe is integrally in the shape of the letter V or II font arrangement.
Preferably, the blower fan is adjustable speed blower fan.
Preferably, freon class refrigeration working medium is used in the heat exchange of heat pipe.
Preferably, the Intermediate Heat Exchanger is placed in the lower section of each heat exchange of heat pipe, and has certain difference in height, institute
State the flowing of the refrigeration working medium between heat exchange of heat pipe and Intermediate Heat Exchanger and utilize weight-driven.
Preferably, the Intermediate Heat Exchanger cold side import pipeline is provided with pump and/or reservoir.
Preferably, insulation and heating tape can be chosen to install outside the Intermediate Heat Exchanger, heating tape uses for winter severe cold area.
Preferably, the Intermediate Heat Exchanger is any in plate type heat exchanger, shell and tube exchanger, double pipe heat exchanger
Kind.
Preferably, the natural cooling module further comprises electric cabinet, temperature sensor, and the electric cabinet is according to temperature
The temperature conditions of sensor detection controls the speed of the blower fan so as to ensure energy-saving run.
Compared with the existing technology, natural cooling module of the invention, the cold side import of Intermediate Heat Exchanger therein introduce warp
The refrigeration working medium crossed after each heat exchange of heat pipe cooling, refrigeration working medium steam after the higher backwater heat of temperature is absorbed in Intermediate Heat Exchanger
Hair, is back in each heat exchange of heat pipe and is condensed again, realized the higher backwater of hot side temperature, be cooled to the relatively low confession of temperature
Water, cooling water backwater is cooled down by Intermediate Heat Exchanger indirect utilization natural cooling source, and freon class system is used in heat exchange of heat pipe
Cold working medium, the risk that water is directly entered heat exchanger and produces winter heat exchanger bursting by freezing is avoided, it also avoid water and add anti-icing fluid
Into heat exchanger and caused etching problem, so as to for the place that has cooling water demand provides it is a kind of save, reliable water supply side
Formula.
Brief description of the drawings
Fig. 1 is the structural representation of the natural cooling module of the present invention.
Fig. 2 is refrigeration working medium, air, the schematic diagram of cooling water circulation in natural cooling module of the invention.
Embodiment
For the objects, technical solutions and advantages of the present invention are more clearly understood, develop simultaneously embodiment referring to the drawings, right
The present invention is further described.
Fig. 1 is the structural representation of the natural cooling module of the present invention.The natural cooling module of the present invention, including heat pipe change
The hot 1-1 of device I, the 1-2 of heat exchange of heat pipe II, Intermediate Heat Exchanger 2, blower fan 3, framework 4, electric cabinet 5, wherein, the 1-1 of heat exchange of heat pipe I,
The 1-2 of heat exchange of heat pipe II is comprising import, outlet；Intermediate Heat Exchanger 2 divides for cold side, hot side, cold side, hot side comprising import,
Outlet；The cold side import of Intermediate Heat Exchanger 2 is gone out with heat exchange of heat pipe I 1-1, the 1-2 of heat exchange of heat pipe II respectively by pipeline I 7
Mouth connection；The cold side outlet port of Intermediate Heat Exchanger 2 by pipeline II 6 respectively with the 1-1 of heat exchange of heat pipe I, heat exchange of heat pipe II 1-2
Entrance connects；The hot side import of Intermediate Heat Exchanger 2 connects with water return pipeline 8；The hot side outlet and supply channel of Intermediate Heat Exchanger 2
9 connections；Two vertical planes of framework 4 are air intake surface, and the 1-1 of heat exchange of heat pipe I, the 1-2 of heat exchange of heat pipe II are in the shape of the letter V arrangement；Wind
The horizontal plane for the framework 4 that machine 3 is installed is outlet air surface；Intermediate Heat Exchanger 2 is placed in the 1-1 of heat exchange of heat pipe I, the 1-2 of heat exchange of heat pipe II
Bottom, and have certain difference in height.
Fig. 2 is refrigeration working medium, air, the structural representation of cooling water circulation in natural cooling module of the invention.It is middle
The cold side import of heat exchanger 2 is introduced respectively by the system of the 1-1 of heat exchange of heat pipe I, the 1-2 of heat exchange of heat pipe II cooling by pipeline I 7
Cold working medium, refrigeration working medium evaporates after the heat of the higher backwater of hot side temperature is absorbed in Intermediate Heat Exchanger 2, by being changed with heat pipe
The pipeline II 6 that the hot 1-1 of device I, the 1-2 of heat exchange of heat pipe II entrance connect flow to the 1-1 of heat exchange of heat pipe I, the 1-2 of heat exchange of heat pipe II
In condensed again, realize the higher backwater of hot side temperature, be cooled to the relatively low water supply of temperature.The natural cooling module wind
Flow direction is as shown in arrow A directions in Fig. 2, and as shown in arrow B directions in Fig. 2, cooling water supplies back for refrigeration working medium flow direction
Water flow direction is as shown in arrow C directions in Fig. 2.
In the natural cooling module of the present invention, cooling water backwater is cooled down by Intermediate Heat Exchanger indirect utilization natural cooling source,
And heat exchange of heat pipe uses freon class refrigeration working medium, avoid water and be directly entered heat exchanger and produce winter heat exchanger bursting by freezing
Risk, it also avoid water and adds anti-icing fluid entering heat exchanger and caused etching problem, so as to be the place for having cooling water demand
A kind of energy-conservation, reliable way of supplying water are provided.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all essences in the present invention
God any modification, equivalent substitution and improvements done etc., should be included within the scope of protection of the invention with principle.
Claims (10)
1. a kind of natural cooling module, including at least one heat exchange of heat pipe, Intermediate Heat Exchanger, blower fan, framework, its feature exist
In：
The heat exchange of heat pipe, Intermediate Heat Exchanger are arranged in the framework, and the blower fan is arranged on going out for the frame roof
At air port, the side wall of the framework is provided with air inlet；
Each heat exchange of heat pipe is comprising import, outlet；
The Intermediate Heat Exchanger includes cold side, hot side, and the cold side, hot side are comprising import, outlet；
The cold side import of the Intermediate Heat Exchanger and the outlet of the heat exchange of heat pipe, cold side outlet port and the heat pipe heat exchanging
The entrance connection of device；
The hot side import of the Intermediate Heat Exchanger connects with water return pipeline, and hot side outlet connects with supply channel.
2. natural cooling module according to claim 1, it is characterised in that two side walls of the framework form air intake
Face, the quantity of the heat exchange of heat pipe is two, and two heat exchange of heat pipes are integrally in the shape of the letter V or II font arrangement.
3. the natural cooling module according to the claims, it is characterised in that a side wall of the framework formed into
Wind face, the quantity of the heat exchange of heat pipe is a heat exchanger.
4. the natural cooling module according to the claims, it is characterised in that the blower fan is adjustable speed blower fan.
5. the natural cooling module according to the claims, it is characterised in that using fluorine profit in the heat exchange of heat pipe
High class refrigeration working medium.
6. the natural cooling module according to the claims, it is characterised in that the Intermediate Heat Exchanger is placed in the heat
The lower section of heat exchange of heat pipe, and there is certain difference in height, the refrigeration working medium stream between the heat exchange of heat pipe and Intermediate Heat Exchanger
It is dynamic to utilize weight-driven.
7. the natural cooling module according to the claims, it is characterised in that the Intermediate Heat Exchanger cold side import position
Put, provided with pump and reservoir.
8. the natural cooling module according to the claims, it is characterised in that be provided with and protect outside the Intermediate Heat Exchanger
Gentle heating tape, used for winter severe cold area.
9. the natural cooling module according to the claims, it is characterised in that the Intermediate Heat Exchanger is plate-type heat-exchange
Any of device, shell and tube exchanger, double pipe heat exchanger.
10. the natural cooling module according to the claims, it is characterised in that the natural cooling module is further wrapped
Electric cabinet, temperature sensor are included, the temperature conditions that the electric cabinet detects according to temperature sensor can control the speed of the blower fan
Spend so as to ensure energy-saving run.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710798745.0A CN107421037A (en) | 2017-09-07 | 2017-09-07 | A kind of natural cooling module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710798745.0A CN107421037A (en) | 2017-09-07 | 2017-09-07 | A kind of natural cooling module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107421037A true CN107421037A (en) | 2017-12-01 |
Family
ID=60432995
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710798745.0A Pending CN107421037A (en) | 2017-09-07 | 2017-09-07 | A kind of natural cooling module |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107421037A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108758912A (en) * | 2018-06-21 | 2018-11-06 | 北京百度网讯科技有限公司 | The cooling handpiece Water Chilling Units of evaporation |
| CN114739214A (en) * | 2022-04-29 | 2022-07-12 | 华为数字能源技术有限公司 | Power host and power supply system |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100861005B1 (en) * | 2007-08-10 | 2008-09-30 | 연세대학교 산학협력단 | Air-conditioner comprised thermoelectric module and heat pipe |
| CN101586926A (en) * | 2008-05-23 | 2009-11-25 | 清华大学 | Separation type hot pipe system |
| CN202494187U (en) * | 2012-03-16 | 2012-10-17 | 苏州朗吉温控系统有限公司 | Machine-room air condition heat pipe split machine |
| CN204495140U (en) * | 2015-01-30 | 2015-07-22 | 山东宏力热泵能源股份有限公司 | A kind of Central air-conditioning unit cooling device for circulating cooling water |
| CN105180490A (en) * | 2015-09-09 | 2015-12-23 | 中国科学院理化技术研究所 | Integrated natural cooling machine room air conditioner system |
| CN207196781U (en) * | 2017-09-07 | 2018-04-06 | 北京纳源丰科技发展有限公司 | A kind of natural cooling module |
-
2017
- 2017-09-07 CN CN201710798745.0A patent/CN107421037A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100861005B1 (en) * | 2007-08-10 | 2008-09-30 | 연세대학교 산학협력단 | Air-conditioner comprised thermoelectric module and heat pipe |
| CN101586926A (en) * | 2008-05-23 | 2009-11-25 | 清华大学 | Separation type hot pipe system |
| CN202494187U (en) * | 2012-03-16 | 2012-10-17 | 苏州朗吉温控系统有限公司 | Machine-room air condition heat pipe split machine |
| CN204495140U (en) * | 2015-01-30 | 2015-07-22 | 山东宏力热泵能源股份有限公司 | A kind of Central air-conditioning unit cooling device for circulating cooling water |
| CN105180490A (en) * | 2015-09-09 | 2015-12-23 | 中国科学院理化技术研究所 | Integrated natural cooling machine room air conditioner system |
| CN207196781U (en) * | 2017-09-07 | 2018-04-06 | 北京纳源丰科技发展有限公司 | A kind of natural cooling module |
Non-Patent Citations (1)
| Title |
|---|
| 赵沛: "《钢铁节能技术分析》", 冶金工业出版社, pages: 89 - 90 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108758912A (en) * | 2018-06-21 | 2018-11-06 | 北京百度网讯科技有限公司 | The cooling handpiece Water Chilling Units of evaporation |
| CN114739214A (en) * | 2022-04-29 | 2022-07-12 | 华为数字能源技术有限公司 | Power host and power supply system |
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