CN105992494B - Outdoor cooling system and method - Google Patents
Outdoor cooling system and method Download PDFInfo
- Publication number
- CN105992494B CN105992494B CN201510069149.XA CN201510069149A CN105992494B CN 105992494 B CN105992494 B CN 105992494B CN 201510069149 A CN201510069149 A CN 201510069149A CN 105992494 B CN105992494 B CN 105992494B
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- reserve tank
- liquid reserve
- valve
- pressure value
- fluid infusion
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- 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
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- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
The invention discloses a kind of outdoor cooling system and methods, the open air cooling system includes the liquid reserve tank being sequentially connected by connecting pipe, water pump, radiator and thermic load unit, the open air cooling system further includes liquid supply device, the liquid supply device includes fluid infusion case and make-up valve, the make-up valve is connected between the fluid infusion case and liquid reserve tank, when the pressure value in the liquid reserve tank is less than preset first pressure value, the make-up valve is opened, to carry out fluid infusion to the liquid reserve tank.The present invention can carry out automatic liquid supply to cooling medium circulation system, reduce the maintenance times and cost of cooling medium circulation.
Description
Technical field
The present invention relates to outdoor technical field of heat dissipation more particularly to a kind of outdoor cooling system and methods.
Background technique
Currently, the integrated level of the fields electronic equipment such as communication and IT is higher and higher with the continuous development of Internet technology,
Scale is increasing, and existing air-cooled liquid cooling heat radiation system is used to radiate to the electronic equipment of big power consumption, and there is more next
More problems.
In order to reach higher energy-saving effect, and computer room space is saved, common air-cooled liquid cooling heat radiation system is usual
Liquid cooling source is placed in open air, is cooled down using cooling medium of the open-air to high temperature, the refrigeration duty being not take up in computer room.This
In the scheme of the outdoor liquid cooling heat radiation system of kind, in order to solve the problems, such as the leakage of cooling medium caused by system pressure is excessively high, often
Using open type liquid reserve tank.Since the temperature of cooling medium in liquid reserve tank is higher, it is easy to cause the continuous evaporation of cooling medium, thus
It needs often to supplement cooling medium, increases the maintenance cost of cooling medium circulation.
Above content is only used to facilitate the understanding of the technical scheme, and is not represented and is recognized that above content is existing skill
Art.
Summary of the invention
The main purpose of the present invention is to provide a kind of outdoor cooling system and methods, it is intended to how solve to cooling medium
The technical issues of circulatory system carries out automatic liquid supply to reduce the maintenance times and cost of cooling medium circulation.
To achieve the above object, the present invention provides a kind of outdoor cooling system, and the open air cooling system includes by connecting
Liquid reserve tank, water pump, radiator and the thermic load unit that pipeline is sequentially connected, the open air cooling system further includes liquid supply device,
The liquid supply device includes fluid infusion case and make-up valve, and the make-up valve is connected between the fluid infusion case and liquid reserve tank, when described
When pressure value in liquid reserve tank is less than preset first pressure value, the make-up valve is opened, to carry out fluid infusion to the liquid reserve tank.
Preferably, the outdoor cooling system further includes the relief valve being connected between the fluid infusion case and liquid reserve tank, when
When pressure value in the liquid reserve tank is greater than preset second pressure value, the relief valve is opened, to carry out to the liquid reserve tank
Pressure release, wherein the first pressure value is less than or equal to second pressure value.
Preferably, removing other fungus and purifying device is equipped in the fluid infusion case.
Preferably, the liquid supply device further includes filter, the filter be connected to the fluid infusion case and make-up valve it
Between.
Preferably, the liquid supply device further includes alarm, when the liquid in fluid infusion case is lower than preset value, the alarm
Device exports alarm signal.
Preferably, bypass flow path is also connected between the pump outlet and the liquid reserve tank.
Preferably, the relief valve is breather valve or elastic valve, and the make-up valve is breather valve or elastic valve or vacuum valve.
Preferably, the liquid supply device and relief valve are integrated in an outdoor cabinet.
In addition, to achieve the above object, the present invention also provides a kind of method applied to above-mentioned outdoor cooling system, institutes
The method of stating includes:
Obtain the pressure value in the liquid reserve tank；
When the pressure value in the liquid reserve tank is less than preset first pressure value, controls the make-up valve and open, with right
The liquid reserve tank carries out fluid infusion.
Preferably, the method also includes:
When the pressure value in the liquid reserve tank is greater than preset second pressure value, control is connected to the fluid infusion case and storage
Relief valve between liquid case is opened, to carry out pressure release to the liquid reserve tank, wherein the first pressure value is less than or equal to the second pressure
Force value.
A kind of outdoor cooling system of the present invention and method, liquid reserve tank are separated with fluid infusion case, by make-up valve to cold
But medium circulation system carries out automatic liquid supply, and fluid infusion case can supplement cooling medium to liquid reserve tank automatically, reduces cooling medium and follows
The maintenance times and cost of ring.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the present invention one embodiment of outdoor cooling system；
Fig. 2 is the structural schematic diagram that fluid infusion is carried out in Fig. 1；
Fig. 3 is the structural schematic diagram that pressure release is carried out in Fig. 1；
Fig. 4 is the flow diagram of the outdoor heat dissipating method first embodiment of the present invention；
Fig. 5 is the flow diagram of the outdoor heat dissipating method second embodiment of the present invention.
The embodiments will be further described with reference to the accompanying drawings for the realization, the function and the advantages of the object of the present invention.
Specific embodiment
It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, it is not intended to limit the present invention.
The present invention provides a kind of outdoor cooling system, referring to Fig.1, in one embodiment, the open air cooling system include: by
Liquid reserve tank 10, water pump 30, radiator 40 and the thermic load unit 50 that connecting pipe is sequentially connected, outdoor cooling system further include mending
Liquid device, liquid supply device include fluid infusion case 20 and make-up valve 22, and make-up valve 22 is connected between fluid infusion case 20 and liquid reserve tank 10, when
When pressure value in liquid reserve tank 10 is less than preset first pressure value, make-up valve 22 is opened, to carry out fluid infusion to liquid reserve tank 10.
In the present embodiment, the import of water pump 30 is connect with the outlet of liquid reserve tank 10, the outlet of water pump 30 and radiator 40 into
Mouth connection, the outlet of radiator 40 are connect with 50 import of thermic load unit, and the outlet of thermic load unit 50 is connect with 10 import of liquid reserve tank,
Form cooling medium circulation system.
Wherein, cooling medium absorbs the heat that the electronic chip of the communication equipment in computer room generates in thermic load unit 50
Afterwards, be delivered to diffusion in liquid reserve tank 10, cooling medium is delivered in radiator 40 via water pump 30 later, in radiator 40 with
Open-air carries out heat exchange, releases heat, and coolant temperature reduces, and is then delivered to thermic load unit by connecting pipe
In 50, heat is absorbed again, forms cooling medium circulation.
In the present embodiment, fluid infusion case 20 is in off state under normal conditions, to fluid infusion case 20 carry out fluid infusion when, just opening pair
It carries out fluid infusion.The present embodiment can make make-up valve 22 according to the pressure automatic switch in liquid reserve tank 10, to reach to liquid reserve tank
The effect of 10 automatic liquid supplies please refers to Fig. 2, such as make-up valve 22 uses elastic valve etc., the pressure value in liquid reserve tank 10
When less than preset first pressure value, it may be said that the cooling medium in bright liquid reserve tank 10 has been reduced to the journey for needing to carry out fluid infusion
Degree, make-up valve 22 move under the pressure effect of fluid infusion case 20, so that make-up valve 22 is opened, and then fluid infusion case 20 is to liquid reserve tank 10
Carry out fluid infusion.Then, the pressure in liquid reserve tank 10 is gradually increasing, when pressure rises to certain value in liquid reserve tank 10, make-up valve
22 move under the action of the pressure of liquid reserve tank 10 and elastic force, so that make-up valve 22 is closed, complete the fluid infusion to liquid reserve tank 10.
The present embodiment can also control make-up valve 22 by controller, and the pressure value in liquid reserve tank 10 is less than pre-
If first pressure value when, controller control make-up valve 22 open, with to liquid reserve tank 10 carry out fluid infusion.
In the present embodiment, liquid reserve tank 10 is separated with fluid infusion case 20, by make-up valve 22 to cooling medium cyclic system
System carries out automatic liquid supply, and fluid infusion case 20 can supplement cooling medium to liquid reserve tank 10 automatically, reduce the maintenance of cooling medium circulation
Number and cost.
In a preferred embodiment, as shown in figure 3, outdoor cooling system further includes being connected to fluid infusion case 20 and liquid reserve tank
Relief valve 21 between 10, when the pressure value in liquid reserve tank 10 is greater than preset second pressure value, relief valve 21 is opened, with right
Liquid reserve tank 10 carries out pressure release.
In the present embodiment, liquid reserve tank 10 is connect by relief valve 21 with fluid infusion case 20, forms the fluid infusion circulatory system.This implementation
Example can make relief valve 21 according to the pressure automatic switch in liquid reserve tank 10, to reach to the self-relieving effect of liquid reserve tank 10
In the present embodiment, first pressure value is less than or equal to second pressure value.It is preset when the pressure value in liquid reserve tank 10 is greater than
Second pressure value when, illustrate that pressure in liquid reserve tank 10 is very big, need pressure release, be equally for elastic force with relief valve 21
, cooling medium pushes relief valve 21 mobile in liquid reserve tank 10, and relief valve 21 is opened, and cooling medium flow to benefit by relief valve 21
In liquid case 20, pressure declines in liquid reserve tank 10,10 pressure release of liquid reserve tank；When pressure is lower than certain value in liquid reserve tank 10, pressure release
Valve 21 moves under the action of pressure and elastic force, and relief valve 21 is closed, and completes pressure leak process.During the pressure relief process, due to liquid storage
The pressure effect make-up valve 22 of case 10 is in close state；And during fluid infusion, since the pressure effect of fluid infusion case 20 is let out
Pressure valve 21 is similarly in closed state.
The present embodiment can also control relief valve 21 by controller, when the pressure value in liquid reserve tank 10 is greater than in advance
If second pressure value when, controller control relief valve 21 open, with to liquid reserve tank 10 carry out pressure release.
In the present embodiment, liquid reserve tank 10 is separated with fluid infusion case 20, and cooling is automatically adjusted by relief valve 21
Pressure in medium circulation system carries out automatic liquid supply to cooling medium circulation system by make-up valve 22, so that cooling medium
With air insulated, cooling medium circulation system is protected.
The present embodiment can automatically adjust the pressure in cooling medium circulation system, prevent the system generated when hypertonia
The problems such as leakage, damage；Pass through 20 automatic supplementing liquid of fluid infusion case simultaneously, it is possible to reduce the maintenance to cooling medium circulation, by
In cooling medium and air insulated, it is contaminated to avoid cooling medium circulation system.
In a preferred embodiment, in Fig. 3, removing other fungus and purifying device 201, removing other fungus and purifying device are equipped in fluid infusion case 20
201 pairs of cooling mediums carry out removing other fungus and purifying, are able to maintain cooling medium cleaning, prevent cooling medium in liquid reserve tank 10 contaminated.
In a preferred embodiment, liquid supply device further includes filter 23, and filter 23 is connected to the fluid infusion case 20
And between make-up valve 22, prevent 20 endoparticle of fluid infusion case precipitating from entering liquid reserve tank 10, to protect to cooling medium circulation system
Shield.
In a preferred embodiment, liquid supply device further includes alarm (not shown), the liquid in fluid infusion case 20
When lower than preset value, the alarm exports alarm signal.The present embodiment can also in liquid reserve tank 10 built-in liquidometer, with into
One step confirm liquid reserve tank 10 in cooling medium number.
In a preferred embodiment, as shown in Figure 1, being also connected with bypass stream between 30 exit of water pump and liquid reserve tank 10
Road, to adjust by the flow of the cooling medium flowed out in liquid reserve tank 10.
In a preferred embodiment, relief valve 21 can for breather valve or elastic valve etc., make-up valve 22 can for breather valve or
Elastic valve or vacuum valve etc..
The present invention also provides a kind of methods applied to above-mentioned outdoor cooling system, as shown in figure 4, in an embodiment
In, this method comprises:
Step S101 obtains the pressure value in the liquid reserve tank；
Step S102 controls the make-up valve when the pressure value in the liquid reserve tank is less than preset first pressure value
It opens, to carry out fluid infusion to the liquid reserve tank.
The present embodiment can control make-up valve by controller, and the pressure value in liquid reserve tank is less than preset the
When one pressure value, controller controls make-up valve and opens, to carry out fluid infusion to liquid reserve tank.
When pressure value in liquid reserve tank is less than preset first pressure value, it may be said that the cooling medium in bright liquid reserve tank is
Reduced make-up valve is opened under the action of controller to the degree for needing to carry out fluid infusion, and then fluid infusion case carries out liquid reserve tank
Fluid infusion.Then, the pressure in liquid reserve tank is gradually increasing, and when pressure rises to certain value in liquid reserve tank, make-up valve is in controller
Under the action of close, complete fluid infusion to liquid reserve tank.
In the present embodiment, liquid reserve tank is separated with fluid infusion case, cooling medium circulation system is carried out by make-up valve
Automatic liquid supply, fluid infusion case can be automatically replenished cooling medium, reduce the maintenance times and cost of cooling medium circulation.
In a preferred embodiment, as shown in figure 5, this method further include:
Step S103, when the pressure value in liquid reserve tank is greater than preset second pressure value, relief valve is opened, to liquid storage
Case carries out pressure release.
In the present embodiment, first pressure value is less than or equal to second pressure value.When the pressure value in liquid reserve tank is greater than preset
When second pressure value, illustrates that the pressure in liquid reserve tank is very big, need pressure release.Relief valve is opened under the action of controller,
Cooling medium is flow in fluid infusion case by relief valve, and pressure declines in liquid reserve tank, liquid reserve tank pressure release；When pressure is lower than in liquid reserve tank
When certain value, relief valve is closed under the action of controller, completes pressure leak process.During the pressure relief process, make-up valve, which is in, closes
Closed state；And during fluid infusion, relief valve is similarly in closed state.
In the present embodiment, liquid reserve tank is separated with fluid infusion case, and is followed by relief valve to automatically adjust cooling medium
Pressure in loop system carries out automatic liquid supply to cooling medium circulation system by make-up valve so that cooling medium and air every
From protection cooling medium circulation system.
The above is only a preferred embodiment of the present invention, is not intended to limit the scope of the invention, all to utilize this hair
Equivalent structure or equivalent flow shift made by bright specification and accompanying drawing content is applied directly or indirectly in other relevant skills
Art field, is included within the scope of the present invention.
Claims (8)
1. a kind of open air cooling system, the open air cooling system includes the liquid reserve tank being sequentially connected by connecting pipe, water pump, dissipates
Hot device and thermic load unit, which is characterized in that the open air cooling system further includes liquid supply device, and the liquid supply device includes mending
Liquid case and make-up valve, the make-up valve are connected between the fluid infusion case and liquid reserve tank, when the pressure value in the liquid reserve tank is small
When preset first pressure value, the make-up valve is opened, and to carry out fluid infusion to the liquid reserve tank, the open air cooling system is also
Including the relief valve being connected between the fluid infusion case and liquid reserve tank, liquid reserve tank is connect by relief valve with fluid infusion case, is formed and is mended
Fluid circulation, when the pressure value in the liquid reserve tank is greater than preset second pressure value, the relief valve is opened, to institute
It states liquid reserve tank and carries out pressure release, wherein the first pressure value is less than or equal to second pressure value.
2. open air cooling system as described in claim 1, which is characterized in that be equipped with removing other fungus and purifying device in the fluid infusion case.
3. open air cooling system as described in claim 1, which is characterized in that the liquid supply device further includes filter, described
Filter is connected between the fluid infusion case and make-up valve.
4. open air cooling system as described in claim 1, which is characterized in that the liquid supply device further includes alarm, works as benefit
When liquid in liquid case is lower than preset value, the alarm exports alarm signal.
5. open air cooling system as described in claim 1, which is characterized in that between the pump outlet and the liquid reserve tank
It is also connected with bypass flow path.
6. open air cooling system as described in claim 1, which is characterized in that the relief valve is breather valve or elastic valve, institute
Stating make-up valve is breather valve or elastic valve or vacuum valve.
7. open air cooling system as described in claim 1, which is characterized in that the liquid supply device and relief valve are integrated in a family
In outer cabinet.
8. a kind of method applied to outdoor cooling system described in claim 1, which is characterized in that the described method includes:
Obtain the pressure value in the liquid reserve tank；
When the pressure value in the liquid reserve tank is less than preset first pressure value, controls the make-up valve and open, to described
Liquid reserve tank carries out fluid infusion；
Liquid reserve tank is connect by relief valve with fluid infusion case, the fluid infusion circulatory system is formed, when the pressure value in the liquid reserve tank is greater than
When preset second pressure value, control is connected to the relief valve between the fluid infusion case and liquid reserve tank and opens, to the liquid storage
Case carries out pressure release, wherein the first pressure value is less than or equal to second pressure value.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510069149.XA CN105992494B (en) | 2015-02-10 | 2015-02-10 | Outdoor cooling system and method |
| PCT/CN2015/098656 WO2016127709A1 (en) | 2015-02-10 | 2015-12-24 | Outdoor heat-dissipation system and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510069149.XA CN105992494B (en) | 2015-02-10 | 2015-02-10 | Outdoor cooling system and method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105992494A CN105992494A (en) | 2016-10-05 |
| CN105992494B true CN105992494B (en) | 2019-11-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510069149.XA Active CN105992494B (en) | 2015-02-10 | 2015-02-10 | Outdoor cooling system and method |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN105992494B (en) |
| WO (1) | WO2016127709A1 (en) |
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| CN109383321B (en) * | 2018-11-13 | 2024-02-13 | 武汉银桥南海光电有限公司 | Fill electric pile with inner loop formula heat radiation structure |
| CN111698876A (en) * | 2020-06-15 | 2020-09-22 | 橘子洲(北京)技术发展有限公司 | Liquid cooling system and control method thereof |
| CN116234227A (en) * | 2021-12-06 | 2023-06-06 | 华为技术有限公司 | Equipment node and liquid cooling rack |
| CN114845540B (en) * | 2022-05-16 | 2023-09-29 | 广东安达智能装备股份有限公司 | Z-axis quick-change type assembling machine |
| CN115196701A (en) * | 2022-06-23 | 2022-10-18 | 珠海格力电器股份有限公司 | Water treatment equipment for integrated cold station, integrated cold station and control method |
| CN117812875A (en) * | 2022-09-23 | 2024-04-02 | 中兴通讯股份有限公司 | Liquid cooling system and control method thereof |
| CN117906879B (en) * | 2024-03-19 | 2024-05-17 | 上海金子自动化仪表有限公司 | Breather valve detection method and detection device |
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Also Published As
| Publication number | Publication date |
|---|---|
| WO2016127709A1 (en) | 2016-08-18 |
| CN105992494A (en) | 2016-10-05 |
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