CN104501326B - A kind of cooling system and method - Google Patents
A kind of cooling system and method Download PDFInfo
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- CN104501326B CN104501326B CN201410645716.7A CN201410645716A CN104501326B CN 104501326 B CN104501326 B CN 104501326B CN 201410645716 A CN201410645716 A CN 201410645716A CN 104501326 B CN104501326 B CN 104501326B
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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
- F24F5/0007—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 cooling apparatus specially adapted for use in air-conditioning
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/30—Control or safety arrangements for purposes related to the operation of the system, e.g. for safety or monitoring
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/70—Control systems characterised by their outputs; Constructional details thereof
- F24F11/80—Control systems characterised by their outputs; Constructional details thereof for controlling the temperature of the supplied air
- F24F11/83—Control systems characterised by their outputs; Constructional details thereof for controlling the temperature of the supplied air by controlling the supply of heat-exchange fluids to heat-exchangers
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/89—Arrangement or mounting of control or safety devices
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F2110/00—Control inputs relating to air properties
- F24F2110/10—Temperature
-
- 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
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F2110/00—Control inputs relating to air properties
- F24F2110/10—Temperature
- F24F2110/12—Temperature of the outside air
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- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Computer Hardware Design (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Atmospheric Sciences (AREA)
Abstract
The invention discloses a kind of cooling system and method, system includes：Refrigerant, pipeline, isolating device, water cooling plant, air cooling equipment, first baffle and second baffle；When outdoor temperature is equal to or higher than default first temperature value, blower fan is closed, and the first baffle is located at the air outlet of the air supply duct, and the second baffle is located at the air outlet of the return air duct, prevents outdoor air from entering the cooling space；Also, the sparge pipe is opened, chilled water is in control from the water supply, and be sprayed on the second segment of the pipeline；When outdoor temperature is less than first temperature value, the sparge pipe is closed, and the second baffle at the first baffle and the air outlet at the air outlet is removed, and the blower fan is opened.The problem of needing to open high energy consumption caused by a whole set of chilled water system and cooling water system in the prior art is solved, the purpose of reduction cooling system power consumption and water consumption has been reached.
Description
Technical field
The present embodiments relate to technical field of heat dissipation, more particularly to a kind of cooling system and method.
Background technology
With continuing to develop for modern science and technology, electronic communication equipment is constantly strong to service behaviour height, small volume, function
Develop Deng direction.Equipment performance is higher under normal circumstances, and disposal ability is stronger, and the power that it is consumed is bigger, and the heat distributed is just
It is more.And with the diminution to server and communication network device rack volume, the component of interior of equipment cabinet is more and more intensive, hair
Heat is also increasing.If heat is built up in interior of equipment cabinet and can be dispersed into not in time in surrounding environment, it will have influence on and set
Standby normal operation so that the service life of equipment shortens, and server or device fails are resulted even in when serious, so that
Cause immeasurable loss.
In the prior art, the treatment technology scheme for the refrigeration that radiated to computer room is typically changed using plate and cooling tower carries out free
Cooling (natural cooling) cooling mode.Its operation principle is：Chilled water provides cold for computer room area, after heat exchange heating
Chilled water backwater carries out heat exchange cooling in plate is changed with cooling water, and the cooling water of heat absorption heating is entered by cooling tower with outdoor air
Row heat exchange cooling is back to plate and changed again, it is ensured that the heat exchange of continuous and effective.This method of operation needs to open a whole set of chilled water system
And cooling water system, add maintenance cost, the power consumption of system and the water consumption of equipment operation.
The content of the invention
The embodiment of the present invention provides a kind of cooling system and method, high to solve existing cooling system power consumption and water consumption
The problem of.
In a first aspect, the embodiments of the invention provide a kind of cooling system, including：Refrigerant, pipeline, isolating device, water
Device for cooling, air cooling equipment, first baffle and second baffle；
The isolating device includes the first dividing plate, second partition and top plate, first dividing plate and the second partition point
The two ends of the top plate are not arranged at, form cooling space；
The refrigerant is arranged in the pipeline, and the pipeline is divided into first paragraph and second segment by first dividing plate,
The first paragraph is connected with second segment, and the second segment is located in the cooling space；
The water cooling plant includes sparge pipe and feed pipe, and the feed pipe connects through the top plate with the sparge pipe
Connect, the sparge pipe is located at the lower section of the top plate and the top of the second segment；
The air cooling equipment includes air supply duct, return air duct and blower fan, the air outlet of the air supply duct and described time
The air outlet of wind pipeline be may be contained within the second partition, and the blower fan is arranged on the air supply duct；
When outdoor temperature is equal to or higher than default first temperature value, blower fan is closed, and the first baffle is located at described
At the air outlet of air supply duct, the second baffle is located at the air outlet of the return air duct, prevents outdoor air from entering institute
State cooling space；Also, the sparge pipe is opened, chilled water is in control from the water supply, and be sprayed on the described of the pipeline
On second segment；
When outdoor temperature is less than first temperature value, the sparge pipe is closed, and the first gear at the air outlet
Second baffle at plate and the air outlet is removed, and the blower fan is opened.
Further, the cooling system also includes：First temperature sensor and control circuit；
First temperature sensor is connected with the control circuit, for testing the outdoor temperature；
The control circuit is connected with the sparge pipe and the blower fan respectively, for being equal to or higher than in advance when outdoor temperature
If the first temperature value when, control the blower fan to close, and control the sparge pipe to open；When outdoor temperature is less than described first
During temperature value, control the sparge pipe to close, control the blower fan to open.
Further, the blower fan is frequency conversion fan, and the cooling system also includes：Second temperature sensor；
The second temperature sensor is arranged at the outer surface of the pipeline first paragraph, for detecting by where thermal dissipating object
The temperature in space；
In the case where the temperature in the space where thermal dissipating object is higher than default second temperature value, the control electricity
Road is additionally operable to when the blower fan is opened, and controls the blower fan increase rotating speed.
Further, the cooling system also includes：Flow control valve, the flow control valve is arranged at the feed pipe
On, the water for adjusting the chilled water that the feed pipe provides for the sparge pipe；
In the case where the temperature in the space where thermal dissipating object is higher than default second temperature value, the control electricity
Road is additionally operable to control the flow control valve increase aperture when the sparge pipe is opened.
Further, when the temperature by space where thermal dissipating object is higher than default 3rd temperature value, and the wind
When the rotating speed of machine is maximum, the control circuit is additionally operable to control the sparge pipe to open, wherein, the 3rd temperature value is more than institute
State second temperature value.
Further, when the temperature by space where thermal dissipating object is higher than default 4th temperature value, and the wind
The rotating speed of machine is maximum, when the sparge pipe is opened, and the control circuit is additionally operable to control the flow control valve increase aperture, its
In, the 4th temperature value is more than the 3rd temperature value.
Further, the second segment of the pipeline is in addition to the junction of the first paragraph, and remainder is in vertical side
It is higher than the first paragraph of the pipeline upwards.
Further, the cooling system also includes：Water-collecting tray, the water-collecting tray is located at the lower section of the second segment；Institute
The chilled water that sparge pipe is sprayed on the second segment of the pipeline is stated, is fallen within the water-collecting tray.
Further, the first baffle and second baffle are integrated setting.
Second aspect, the embodiment of the present invention additionally provides a kind of heat dissipating method, and this method includes：
When outdoor temperature is less than default first temperature value, the sparge pipe closed in water cooling plant, and remove air outlet
Second baffle at the first baffle and air outlet at place, opens blower fan, it is empty that outdoor air enters cooling by the air outlet
Between, the second segment of the pipeline equipped with refrigerant is cooled, the refrigerant condensation in the second segment of the pipeline is back to the pipe
In the first paragraph in road, vaporized after the heat that the refrigerant suction in the first paragraph of the pipeline is distributed by thermal dissipating object；
When outdoor temperature is equal to or higher than first temperature value, the blower fan is closed, the first baffle is returned and put
At the air outlet, the second baffle is returned and is placed at the air outlet, prevents outdoor air from entering the cooling space；And
And, the sparge pipe is opened, the second segment sprinkling chilled water cooling to the pipeline.
Further, methods described also includes：When the temperature by space where thermal dissipating object is higher than default second
During temperature value, increase the water of the sparge pipe sprinkling or the rotating speed of the blower fan.
Further, methods described also includes：When the temperature by space where thermal dissipating object is higher than the default 3rd
Temperature value, and during the rotating speed maximum of the blower fan, the sparge pipe is opened, wherein, the 3rd temperature value is more than described second
Temperature value.
Further, methods described also includes：When the temperature by space where thermal dissipating object is higher than the default 4th
Temperature value, and the rotating speed of the blower fan is maximum, when the sparge pipe is opened, increases the water of the sparge pipe sprinkling, wherein, institute
The 4th temperature value is stated more than the 3rd temperature value.
Cooling system provided in an embodiment of the present invention and method, by introducing room when outdoor temperature is less than set temperature value
Internally a part of outer air of the pipeline provided with refrigerant cools, and introduces to be provided with freezing during equal to or higher than design temperature and freezes
A part of water cooling of the pipeline of agent, solve needs the chilled water system and cooling water system of opening the whole series to cause in the prior art
High energy consumption the problem of, reached reduction cooling system power consumption and water consumption purpose.
Brief description of the drawings
Fig. 1 is a kind of structural representation for cooling system that the embodiment of the present invention one is provided；
Fig. 2 is a kind of structural representation for cooling system that the embodiment of the present invention two is provided；
Fig. 3 is a kind of structural representation for cooling system that the embodiment of the present invention three is provided；
Fig. 4 is a kind of structural representation for cooling system that the embodiment of the present invention four is provided；
Fig. 5 is a kind of structural representation for cooling system that the embodiment of the present invention five is provided；
Fig. 6 is a kind of flow chart for heat dissipating method that the embodiment of the present invention six is provided；
Fig. 7 is a kind of flow chart for heat dissipating method that the embodiment of the present invention seven is provided.
Embodiment
The present invention 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 the present invention, rather than limitation of the invention.It also should be noted that, in order to just
Part related to the present invention rather than entire infrastructure are illustrate only in description, accompanying drawing.In the description of the invention, it is to be understood that
, term " first ", " second " etc. be only used for describe purpose, and it is not intended that order indicate or imply relative importance.
The cooling system that the embodiment of the present invention is provided can be used for data center, information machine room and server cabinet etc. conventional
The radiating of heat dissipation equipment is needed, it can also be used to which object radiates, and is not limited here, as long as needing to radiate.
Embodiment one
Referring to Fig. 1, the cooling system that the present embodiment is provided includes:Refrigerant 8, pipeline 3, isolating device 1, water cooling plant 4,
Air cooling equipment 5, first baffle 6 and second baffle 7.
Wherein, isolating device 1 includes the first dividing plate 11, second partition 12 and top plate 13, and the first dividing plate 11 and second every
Plate 12 is respectively arranged at the two ends of top plate 13, forms cooling space 2, it is to avoid enter cooling space 2 when ambient temperature is higher and
Cooling-down effect is caused to reduce.First dividing plate 11 will be isolated by space where heat dissipation equipment with cooling space 2, so as to avoid outer
Boundary's environment by heat dissipation equipment on producing influence.
Refrigerant 8 is arranged in pipeline 3, by undergoing phase transition, and heat exchange is carried out with external environment.As refrigerant 8 absorbs
Vaporized after the heat in space where heat dissipation equipment, the refrigerant of gasification occurs heat with extraneous chilled water or air by pipeline and handed over
Condensed after changing.
11 points by the first dividing plate of pipeline 3 is first paragraph 31 and second segment 32, and first paragraph 31 is connected with second segment 32, second segment
32 are located in cooling space 2.So, first paragraph 31 can be placed near the equipment that need to be radiated, when the equipment heating, the equipment
The heat that the refrigerant suction equipment in the first paragraph 31 of neighbouring pipeline 3 is sent, gasification, into second segment 32.Therefore, manage
The second segment 32 in road 3 is in addition to the junction of the first paragraph 31, and remainder in the vertical direction is above the pipeline
3 first paragraphs 31.As shown in figure 1, first paragraph 31 is horizontally disposed, junction of the pipeline 3 between first paragraph 31 and second segment 32
It is folded upward at so that after the refrigerant vapor in first paragraph 31, enters second segment 32 from first paragraph 31, to be water cooled the He of device 4
At least one device cooling in air cooling equipment 5, is condensed into liquid and is back in first paragraph 31, and heat-producing device is absorbed again and is distributed
Heat.Here the shape of pipeline only does example, and non-limiting.If pipeline can also be a straight tube, its first paragraph down,
Two sections are in tilted layout upward；Can also be that first paragraph is horizontally disposed with, second segment is L-shaped, etc..
Water cooling plant 4 includes sparge pipe 42 and feed pipe 41, and feed pipe 41 passes through the top plate 13 and sparge pipe of isolating device
42 connections, sparge pipe 42 is located at the lower section of top plate 13 and the top of second segment 32.Wherein, sparge pipe 42 can select fountain spray
Head, for cooling space uniform sprinkling chilled water.
Air cooling equipment 5 includes air supply duct 51, return air duct 52 and blower fan 53, the air outlet and backwind tube of air supply duct 51
The air outlet in road 52 be may be contained within second partition 12, and blower fan 53 is arranged on air supply duct 51., can be by room when blower fan 53 works
Outer air pumps people's air supply duct 51.
When outdoor temperature is equal to or higher than default first temperature value, blower fan 53 is closed, and the first baffle 6 is located at institute
At the air outlet for stating air supply duct 51, the second baffle 7 is located at the air outlet of the return air duct 52, prevents outdoor air
Into the cooling space 2；Also, the sparge pipe 42 is opened, chilled water is obtained from the feed pipe 41, and be sprayed on described
On the second segment 32 of pipeline 3, the refrigerant 8 gasified in the second segment 32 is cooled in the way of water cooling.
When outdoor temperature is less than first temperature value, the sparge pipe 42 is closed, and first at the air outlet
Second baffle 7 at baffle plate 6 and the air outlet is removed, and the blower fan is opened, and outdoor air enters the air supply duct 51, is led to
Cross air outlet and enter cooling space 2, the refrigerant 8 gasified in the second segment 32 is cooled, afterwards, entered by air outlet
Enter return air duct 52, be discharged cooling space 2, realize air-cooled.
The cooling system that the present embodiment is provided is led to by the way that an interior pipeline part provided with refrigerant is placed in into cooling space
Cross water cooling plant or air cooling equipment to cool to the refrigerant in the above-mentioned part of pipeline so that the refrigerant in the part is cold
Solidifying to be back to another part of pipeline, so as to be absorbed to the heat for needing heat dissipation equipment to distribute, realizing only needs a set of freezing
Water system is the refrigeration of the achievable equipment that need to be radiated to server in computer room etc., and in the case where outdoor temperature is relatively low
By air cooling equipment cooling refrigeration, unnecessary equipment is not only reduced, and reduce the power consumption and water consumption of cooling system
Amount, is effectively saved the cost of cooling system.
In above-described embodiment, blower fan and opening or closing for sparge pipe can be manually implemented, also can be by controlling circuit to control
Realize.First baffle 6 and second baffle 7 or is wholely set, to ensure the two opening simultaneously, or returns and put simultaneously.
Embodiment two
Referring to Fig. 2, in the present embodiment, cooling space 2 is a confined space, further to avoid when ambient temperature is higher
Cooling-down effect is caused to reduce into cooling space 2.As shown in figure 1, the bottom of the first dividing plate 11 and second partition 12 is also distinguished
It is connected with the two ends of the 4th dividing plate 14 so that cooling space 2 is closed.
In the present embodiment, first paragraph 31 is horizontally disposed with, and second segment 33 is L-shaped.As shown in Fig. 2 pipeline 3a generally L-shaped.
Here pipeline 3a shape be used only to explanation the present invention example, and not to the present invention pipe shape restriction.Also,
Pipeline 3a is 5, is also merely illustrative, rather than the limitation to pipeline number, and one of ordinary skill in the art can be according to tool
Body application environment is configured.
In addition, the cooling system that the present embodiment is provided also includes：Water-collecting tray 9 and return pipe 10, the water-collecting tray are located at institute
The lower section of second segment 33 is stated, and positioned at the upper surface of the 4th dividing plate 14；The entrance of return pipe 10 is connected with the upper surface of water-collecting tray 9
It is logical.The sparge pipe 42 is sprayed on the chilled water on the second segment 33 of the pipeline, falls within the water-collecting tray 9, passes through backwater
Pipe 10 is discharged.It is cold that the chilled water that the process that return pipe 10 is discharged is cooled to the second segment 33 of pipeline can be reclaimed progress again
Freeze, pipeline is cooled by water-cooling device.
The operation principle of the cooling system is：When outdoor temperature is equal to or higher than default first temperature value, by blower fan
Close, and return setting in the first baffle 6 at the air outlet of air supply duct, and the second baffle at the air outlet of return air duct
7, prevent outdoor air from entering cooling space 2；Also, sparge pipe 42 is opened, chilled water is obtained from feed pipe 41, and be sprayed on
On the second segment 33 of the pipeline 3, after the chilled water cools to pipeline, fall within the water-collecting tray 9, pass through return pipe
10 discharges；When outdoor temperature is less than default first temperature value, sparge pipe 42 is closed, and by the first baffle at air outlet
6 and air outlet at second baffle 7 remove, open blower fan 53, outdoor air by air outlet enter cooling space 2, to dress
The second segment 33 for having the pipeline of refrigerant cools, to pipeline cool after, cool space 2 air by air outlet through return air duct
Discharge.
The embodiment of the present invention is equal to by the way that outdoor air is introduced into cooling space when outdoor temperature is less than set temperature value
Or chilled water introduced into cooling space during higher than design temperature, and by the refrigerant suction that is arranged in pipeline by heat dissipation equipment
The heat distributed, when introducing outdoor air cooling, outdoor air, by heat dissipation equipment, is handed over without contact without plate swap-in row cold
Change, the problem of solving the chilled water system for needing to open the whole series in the prior art and cooling water system realizes reduction system energy
The effect of the water consumption of consumption and reduction system.Because the cooling space that the present embodiment is provided is confined space, therefore one can be entered
Step avoids entering cooling space when ambient temperature is higher and causing cooling-down effect to reduce.
Embodiment three
Fig. 3 is a kind of structural representation for cooling system that the embodiment of the present invention three is provided, and the present embodiment is in above-mentioned implementation
On the basis of example two, it is preferable that also including the first temperature sensor 15 and control circuit 16.
Wherein the first temperature sensor 15 is connected 16 with control circuit, for testing outdoor temperature.Control circuit 16 is distinguished
It is connected in sparge pipe 42 with blower fan 53, for when outdoor temperature is equal to or higher than default first temperature value, controlling blower fan 53
Close, and control sparge pipe 42 to open；When outdoor temperature is less than first temperature value, the sparge pipe 42 is controlled to close,
The blower fan 53 is controlled to open.
The course of work of technical scheme that the present embodiment is provided is：First temperature sensor 15 monitors outdoor temperature in real time,
And the temperature value detected is transmitted in control circuit 16, circuit 16 is controlled by currently detected temperature value and default first
Temperature value is compared, when outdoor temperature is equal to or higher than default first temperature value, and the control control blower fan 53 of circuit 16 is closed
Close, and control sparge pipe 42 to open；User manually puts 6 and second plate washer of first baffle for 7 times, prevents outdoor air from entering cooling
Space 2, chilled water is obtained from feed pipe 41, and is sprayed on the second segment 33 of the pipeline 3a, and the chilled water is to pipe
After road cooling, fall within the water-collecting tray 9, discharged by return pipe 10；When outdoor temperature is less than default first temperature
During value, the control control sparge pipe 42 of circuit 16 is closed, and controls blower fan 53 to open, and user is manually by first baffle 6 and second gear
Plate 7 is removed, and outdoor air enters cooling space 2 by air outlet, and the second segment 33 of the pipeline equipped with refrigerant is cooled, right
After pipeline cooling, the air in cooling space 2 is discharged by air outlet through return air duct.
The technical scheme of the present embodiment, is the further optimization of above-described embodiment, by setting the first temperature sensor real
When monitor outdoor temperature, and by controlling circuit to control the operation of the freezing water installations or air cooling equipment, without user's timing
Outdoor temperature is detected, states in realization on the basis of embodiment beneficial effect, simplifies user's operation.
Example IV
Referring to Fig. 4, Fig. 4 is a kind of structural representation for cooling system that the embodiment of the present invention four is provided, and the present embodiment exists
On the basis of above-described embodiment three, it is preferable that blower fan 54 is frequency conversion fan, cooling system also includes two second temperature sensors
17。
The two second temperature sensors 17 are respectively arranged at the outer surface of two pipeline first paragraphs, are radiated for detecting
The temperature in space where object.Here, two second temperature sensors are used only to for example, rather than being sensed to second temperature
The quantity of device is limited, and the quantity of second temperature sensor can also be equal to the quantity of pipeline, can also be one, can also
It is integral multiple of number of tubes etc..
Preferably, second temperature sensor 17 is connected with control circuit 16, when one of second temperature sensor 17 is examined
When the temperature measured is higher than default second temperature, if now blower fan 54 has been opened, the control control increase of blower fan 54 of circuit 16 turns
Speed, to increase the air quantity into air supply duct 51 so that space keeps constant temperature where thermal dissipating object or equipment.
Preferably, the cooling system is still further comprised：Flow control valve 18.The flow control valve 18 is arranged at confession
On water pipe 41, the water for adjusting the chilled water that the feed pipe 41 provides for the sparge pipe 42.
When the temperature that one of them described second temperature sensor 17 is detected is higher than default second temperature, if now
Sparge pipe 41 has been opened, and control circuit 16 controls the increase of flow control valve 18 aperture, to increase the cold of the sprinkling of sparge pipe 41
Freeze the water of water, realize fast cooling, it is ensured that by the constant temperature in space where heat dissipation equipment.
When the temperature by space where thermal dissipating object, namely the temperature that one of second temperature sensor 17 is detected
Degree is higher than default 3rd temperature value, and now blower fan 54 rotating speed it is maximum when, it is described that the control circuit 16 is additionally operable to control
Sparge pipe 42 is opened, wherein, the 3rd temperature value is more than the second temperature value.In the case of this kind, air cooling equipment is with maximum
Power, which works, also fails to meet the radiating requirements of system, therefore control circuit 16 is by opening water cooling plant, with air cooling equipment
Cool together for system.
When the temperature by space where thermal dissipating object, namely the temperature that one of second temperature sensor 17 is detected
Degree is higher than default 4th temperature value, and the now rotating speed maximum of the blower fan 54, when the sparge pipe 42 is opened, the control
Circuit 16 is additionally operable to control the increase of flow control valve 18 aperture, wherein, the 4th temperature value is more than the 3rd temperature
Value.So set and be advantageous in that, when air cooling equipment is opened with peak power work and water cooling plant and also failed to meet system
During radiating requirements, the water for the chilled water that the control control regulation sparge pipe of flow control valve 18 of circuit 16 is provided, to realize system
Fast cooling.
The technical scheme of the present embodiment, by setting second temperature sensor and in spray in the outer surface of pipeline first paragraph
Flow control valve is set on water pipe, the temperature feedback signal of cooling system is added, control circuit is according to second temperature sensor
The temperature signal of Real-time Feedback, can prevent computer room superhigh temperature or condensation with dynamic control fan delivery and chilled water water
The appearance of water, can be achieved the constant-temperature monitoring of cooling system.
Embodiment five
It is confined space by space where thermal dissipating object and cooling space 2 in the present embodiment referring to Fig. 5, the technology
Scheme is applied to by the heat dissipation equipment situation high to air quality requirements.It is exemplary, by thermal dissipating object it is clothes in the present embodiment
Business device, space where server is rack area.
As shown in figure 5, rack area 19 is that cooling space 2 is isolated with cooling area, it is to avoid extraneous such as the chilled water of cooling area
Or air enters rack area 19, and the server radiated is had undesirable effect.
First paragraph 34 is horizontally disposed vaporation-type heat pipe, and second segment 35 is L-type vaporation-type heat pipe, and the two is respectively same
Heat pipe is the evaporation ends and condensation end of pipeline.The heat pipe is the heat that tank is filled using low saturation pressure refrigerant (not shown)
Pipe, has a plurality of, crosses rack area 19 and cooling area 2.The a plurality of heat pipe is horizontally disposed from top to bottom in rack area 19, in cooling area
Front and rear arrangement.
4 second temperature sensors 17 are arranged in four ends in rack area 19, for measuring at position
Temperature.
Sparge pipe 43 includes chilled water water supply transverse tube 431 and chilled water spray type showerhead 432.
Cooling area is confined space, freezes water water supply transverse tube 431 and is arranged at the top of cooling area, chilled water spray type showerhead 432
It is arranged on chilled water water supply transverse tube 431, water-collecting tray 9 is arranged in cooling area bottom.Air outlet 20 is arranged on cooling area side bottom
Portion, air outlet 21 is arranged on the side roof part of cooling area one.
Chilled water water supply transverse tube 431 is connected with system chilled water feed pipe 41, and flow is provided with chilled water feed pipe 41
Regulating valve 18, water-collecting tray 9 is connected with chilled water return pipe 10.Air outlet 20 is connected with air supply duct 51, the entrance of air supply duct 51
It is provided with frequency conversion fan 54；Air outlet 21 is connected with return air duct 52, and air outlet 20 is each provided with retaining device with air outlet 21
(not shown), flow control valve 18 and frequency conversion fan 54 are respectively by controlling circuit 16 and the second temperature in rack area 19
Sensor 17 is connected.
When outdoor temperature is relatively low, water inlet pipe flow control valve 18 is closed, and the air outlet 20 and air outlet 21 of cooling area are gone
Except baffle plate (as shown in Figure 5), frequency conversion fan 54 runs, outdoor fresh air is directly fed in cooling area.Control circuit 16 passes through machine
The signal fed back in cabinet area 19 for the second temperature sensor 17 of sense temperature, controls the rotating speed of frequency conversion fan 54.Second segment
After gaseous refrigerant (not shown) in 35 is cooled in cooling area by outdoor fresh air, liquefaction is back to the in rack area 19
In one section 34.
When outdoor temperature exceedes higher limit, frequency conversion fan 54 is shut down, while retaining device closing air outlet 20 and air-out
Mouth 21, and chilled water feed pipe 41 is opened, the method for heat pipe is directly sprayed using chilled water to the refrigerant (figure in second segment 35
Not shown in) cooled.Control circuit 16 is fed back by the second temperature sensor 17 in rack area 19 for sense temperature
Signal, control the aperture of flow control valve 18, the gaseous refrigerant (not shown) in second segment 35 is cold in cooling area
After dynamic water cooling, liquefaction is back in the first paragraph 34 in rack area 19.
The cooling system that the present embodiment is provided passes through many using the server radiating and computer room refrigeration system of hot pipe technique
Heat pipe, its evaporation ends are located at rack area and are used to absorb the heat that server is distributed, and condensation end is L-shaped positioned at cooling area, in room
Outdoor fresh air is quoted in the case that outer temperature is less high directly to condensation end hot pipe cooling, it is logical when outside air temperature exceedes higher limit
Cross freezing Water spray to cool to condensation end, and temperature sensor is set on evaporation ends, its feedback signal is for controlling air quantity
Or the water-carrying capacity of spray refrigeration water, the appearance of computer room superhigh temperature or condensed water is prevented, the thermostatic control of computer room can be realized.
Cooling system structure provided in an embodiment of the present invention is simple, can develop to miniaturization and integrated direction, be conducive to
Use the extension in field.
Embodiment six
To realize above-described embodiment, the present invention also provides a kind of heat dissipating method, and Fig. 6 is one that the embodiment of the present invention six is provided
The flow chart of heat dissipating method is planted, the method for the present embodiment is specifically included：Operation 110 and operation 120.
In operation 110, when outdoor temperature is less than default first temperature value, the sparge pipe closed in water cooling plant, and
The first baffle at air outlet and the second baffle at air outlet are removed, blower fan is opened, outdoor air is entered by the air outlet
Enter to cooling space, the second segment of the pipeline equipped with refrigerant is cooled, the refrigerant condensation in the second segment of the pipeline is returned
In the first paragraph for flowing to the pipeline, vapour after the heat that the refrigerant suction in the first paragraph of the pipeline is distributed by thermal dissipating object
Change.
The first temperature value is preset, when outdoor temperature is less than default first temperature value, is closed in water cooling plant
Sparge pipe, and the first baffle at air outlet and the second baffle at air outlet are removed, blower fan is opened, outdoor air is passed through into institute
State air outlet and enter cooling space.Refrigerant equipped with vaporization, the room of above-mentioned introducing in pipeline second segment in cooling space
Outer air cools to pipeline second segment, is changed because adverse current occurs for the refrigerant in the second segment of the pipeline and outdoor air
Heat, after condensation, is back in the first paragraph of pipeline under gravity, and the refrigerant suction in the first paragraph of the pipeline is dissipated
Vaporized after the heat that hot object is distributed, so as to reduce by the temperature in space where thermal dissipating object.
In operation 120, when outdoor temperature is equal to or higher than first temperature value, the blower fan is closed, by described the
One baffle plate is returned and is placed at the air outlet, and the second baffle is returned and is placed at the air outlet, prevents outdoor air from entering described
Cool space；Also, the sparge pipe is opened, the second segment sprinkling chilled water cooling to the pipeline.
Wherein, first baffle and the second plate washer are controlled to be manual, and blower fan can be controlled manually or automatically.
Preferably, the first baffle and second baffle are integrated setting.
The heat dissipating method that the present embodiment is provided, is dropped by introducing outdoor air when outdoor temperature is less than set temperature value
Warm space, introduces cooling space, and inhale by the refrigerant being arranged in pipeline during equal to or higher than design temperature by chilled water
The heat distributed by heat dissipation equipment is received, when introducing outdoor air cooling, outdoor air is without contacting by heat dissipation equipment, without plate
Swap-in row Cooling capacity exchanging, the problem of solving the chilled water system for needing to open the whole series in the prior art and cooling water system is realized
Reduction system energy consumption and reduce system water consumption effect.
On the basis of above-described embodiment, this method can also further comprise：
When the temperature by space where thermal dissipating object is higher than default second temperature value, increase the sparge pipe spray
The water or the rotating speed of the blower fan spilt.
Wherein, the temperature by space where thermal dissipating object is by being arranged at the second of the outer surface of the pipeline first paragraph
Temperature sensor detects that the second temperature sensor is connected with a control circuit, and control circuit is connected with blower fan, sparge pipe,
When second temperature sensor, which detects the temperature by space where thermal dissipating object, is higher than default second temperature value, if this
Shi Fengji has been opened, then controls blower fan increase rotating speed；If now sparge pipe has been opened, the water of the sparge pipe sprinkling is controlled
Amount, specifically can increase aperture by adjusting flow control valve.
The optimal technical scheme of the present embodiment, by the outer surface of pipeline first paragraph set second temperature sensor and
Flow control valve is set on sparge pipe, the temperature feedback signal of cooling system is added, control circuit is passed according to second temperature
The temperature signal of sensor Real-time Feedback, can with dynamic control fan delivery or chilled water water, prevent computer room superhigh temperature or
The appearance of condensed water, can be achieved the constant-temperature monitoring of cooling system.
Preferably, methods described also includes：
When the temperature by space where thermal dissipating object is higher than default 3rd temperature value, and the blower fan rotating speed most
When big, the sparge pipe is opened, wherein, the 3rd temperature value is more than the second temperature value.
Preferably, methods described also includes：
When the temperature by space where thermal dissipating object is higher than default 4th temperature value, and the blower fan rotating speed most
Greatly, when the sparge pipe is opened, the water of the sparge pipe sprinkling is increased, wherein, the 4th temperature value is more than the described 3rd
Temperature value.
Embodiment seven
Referring to Fig. 7, Fig. 7 is a kind of flow chart for heat dissipating method that the embodiment of the present invention seven is provided, the method for the present embodiment
Specifically include：Operation 210~operation 280.
In operation 210, judge whether outdoor temperature is less than default first temperature value less than default.
When outdoor temperature is equal to or higher than first temperature value, operation 220a is performed；When outdoor temperature is less than default
The first temperature value when, perform operation 220b.
Operate in 220a, close the blower fan, the first baffle is returned and is placed at the air outlet, the second baffle
Return and be placed at the air outlet, prevent outdoor air from entering the cooling space, also, open the sparge pipe, perform afterwards
Operation 230.
Operate in 220b, the sparge pipe closed in water cooling plant, and remove at the first baffle at air outlet and air outlet
Second baffle, open blower fan.
In operation 230, judge whether the temperature by space where thermal dissipating object is higher than default second temperature value.
When the temperature by space where thermal dissipating object is higher than default second temperature value, operation 240 is performed；It is no
Then, keep having performed the state after operation 220a or 220b.Such as, before operation 230, execution is operation 220a, then continues
Keep cooling to cooling area using water-cooling pattern；Such as before operation 230, execution is operation 220b, then continues to keep
Cooling area is cooled using air cooling way.
In operation 240, increase the water of the sparge pipe sprinkling or the rotating speed of the blower fan.
In operation 250, judge whether the temperature by space where thermal dissipating object is higher than default 3rd temperature value, and
The rotating speed of the blower fan is maximum.
When the temperature by space where thermal dissipating object is higher than default 3rd temperature value, and the blower fan rotating speed most
When big, operation 260 is performed；Otherwise, keep having performed the state after operation 240.
In operation 260, the sparge pipe is opened, wherein, the 3rd temperature value is more than the second temperature value.
For example, it is assumed that default 3rd temperature value is T3, Current Temperatures are T, and the rotating speed of blower fan is V, if T≤T3, is protected
Hold current rotation speed of fan V；If T>T3, and V is maximum (top) speed, then opens sparge pipe；If T>T3, but V is not the maximum of blower fan
Rotating speed, then continue to increase the rotating speed of blower fan.
In operation 270, judge whether the temperature by space where thermal dissipating object is higher than default 4th temperature value.
When the temperature by space where thermal dissipating object is higher than default 4th temperature value, operation 280 is performed；Otherwise,
Keep having performed the state after operation 260.
In operation 280, increase the water of the sparge pipe sprinkling, wherein, the 4th temperature value is more than the described 3rd temperature
Angle value.
The technical scheme that the present embodiment is provided, it is adaptable to when air cooling equipment also fails to meet system with peak power work
The situation of radiating requirements, the temperature signal that control circuit feeds back according to second temperature sensor, control sparge pipe is opened or controlled
The water for the chilled water that Flow-rate adjustment valve regulation sparge pipe processed is provided, to realize the fast cooling and constant-temperature monitoring of system.
Note, above are only presently preferred embodiments of the present invention and institute's application technology principle.It will be appreciated by those skilled in the art that
The invention is not restricted to specific embodiment described here, can carry out for a person skilled in the art it is various it is obvious change,
Readjust and substitute without departing from protection scope of the present invention.Therefore, although the present invention is carried out by above example
It is described in further detail, but the present invention is not limited only to above example, without departing from the inventive concept, also
Other more equivalent embodiments can be included, and the scope of the present invention is determined by scope of the appended claims.
Claims (13)
1. a kind of cooling system, it is characterised in that including：
Refrigerant, pipeline, isolating device, water cooling plant, air cooling equipment, first baffle and second baffle；
The isolating device includes the first dividing plate, second partition and top plate, and first dividing plate is arranged at one end of the top plate,
The second partition is arranged at the other end of the top plate, forms cooling space；
The refrigerant is arranged in the pipeline, and the pipeline is divided into first paragraph and second segment by first dividing plate, described
First paragraph is connected with second segment, and the second segment is located in the cooling space；
The water cooling plant includes sparge pipe and feed pipe, and the feed pipe is connected through the top plate with the sparge pipe, institute
Sparge pipe is stated positioned at the lower section of the top plate and the top of the second segment；
The air cooling equipment includes air supply duct, return air duct and blower fan, the air outlet of the air supply duct and the backwind tube
The air outlet in road be may be contained within the second partition, and the blower fan is arranged on the air supply duct；
When outdoor temperature is equal to or higher than default first temperature value, blower fan is closed, and the first baffle is located at the air-supply
At the air outlet of pipeline, the second baffle is located at the air outlet of the return air duct, prevents outdoor air from entering the drop
Warm space；Also, the sparge pipe is opened, chilled water is in control from the water supply, and be sprayed on described the second of the pipeline
Duan Shang；
When outdoor temperature is less than first temperature value, the sparge pipe is closed, and first baffle at the air outlet and
Second baffle at the air outlet is removed, and the blower fan is opened.
2. cooling system according to claim 1, it is characterised in that the cooling system also includes：First TEMP
Device and control circuit；
First temperature sensor is connected with the control circuit, for testing the outdoor temperature；
The control circuit is connected with the sparge pipe and the blower fan respectively, for when outdoor temperature is equal to or higher than default
During the first temperature value, control the blower fan to close, and control the sparge pipe to open；When outdoor temperature is less than first temperature
During value, control the sparge pipe to close, control the blower fan to open.
3. cooling system according to claim 2, it is characterised in that the blower fan is frequency conversion fan, the cooling system
Also include：Second temperature sensor；
The second temperature sensor is arranged at the outer surface of the first paragraph of the pipeline, for detecting by empty where thermal dissipating object
Between temperature；
In the case where the temperature in the space where thermal dissipating object is higher than default second temperature value, the control circuit is also
For when the blower fan is opened, controlling the blower fan increase rotating speed.
4. cooling system according to claim 3, it is characterised in that the cooling system also includes：Flow control valve, institute
State flow control valve to be arranged on the feed pipe, the water for adjusting the chilled water that the feed pipe provides for the sparge pipe
Amount；
In the case where the temperature in the space where thermal dissipating object is higher than default second temperature value, the control circuit is also
For controlling the flow control valve increase aperture when the sparge pipe is opened.
5. cooling system according to claim 4, it is characterised in that when the temperature by space where thermal dissipating object is high
In default 3rd temperature value, and during the rotating speed maximum of the blower fan, the control circuit is additionally operable to control the sparge pipe to beat
Open, wherein, the 3rd temperature value is more than the second temperature value.
6. cooling system according to claim 5, it is characterised in that when the temperature by space where thermal dissipating object is high
In default 4th temperature value, and the rotating speed of the blower fan is maximum, and when the sparge pipe is opened, the control circuit is additionally operable to control
The flow control valve increase aperture is made, wherein, the 4th temperature value is more than the 3rd temperature value.
7. the cooling system according to claim any one of 1-6, it is characterised in that the second segment of the pipeline remove with it is described
Outside the junction of first paragraph, remainder is positioned vertically higher than the first paragraph of the pipeline.
8. the cooling system according to claim any one of 1-6, it is characterised in that the cooling system also includes：
Water-collecting tray, the water-collecting tray is located at the lower section of the second segment；The sparge pipe is sprayed on the second segment of the pipeline
Chilled water, fall within the water-collecting tray.
9. the cooling system according to claim any one of 1-6, it is characterised in that the first baffle and second baffle are
It is wholely set.
10. a kind of heat dissipating method of the cooling system described in claim 1-9 any one, it is characterised in that including：
When outdoor temperature is less than default first temperature value, the sparge pipe closed in water cooling plant, and remove at air outlet
Second baffle at first baffle and air outlet, opens blower fan, outdoor air enters cooling space by the air outlet, right
Refrigerant condensation in the second segment cooling of pipeline equipped with refrigerant, the second segment of the pipeline, is back to the pipeline
In first paragraph, vaporized after the heat that the refrigerant suction in the first paragraph of the pipeline is distributed by thermal dissipating object；
When outdoor temperature is equal to or higher than first temperature value, the blower fan is closed, the first baffle is returned and is placed in institute
State at air outlet, the second baffle is returned and is placed at the air outlet, prevent outdoor air from entering the cooling space；Also,
The sparge pipe is opened, the second segment sprinkling chilled water cooling to the pipeline.
11. heat dissipating method according to claim 10, it is characterised in that also include：
When the temperature by space where thermal dissipating object is higher than default second temperature value, increase the sparge pipe sprinkling
The rotating speed of water or the blower fan.
12. heat dissipating method according to claim 11, it is characterised in that also include：
When the temperature by space where thermal dissipating object is higher than default 3rd temperature value, and the rotating speed maximum of the blower fan
When, the sparge pipe is opened, wherein, the 3rd temperature value is more than the second temperature value.
13. heat dissipating method according to claim 12, it is characterised in that also include：
When the temperature by space where thermal dissipating object is higher than default 4th temperature value, and the rotating speed of the blower fan is maximum,
When the sparge pipe is opened, increase the water of the sparge pipe sprinkling, wherein, the 4th temperature value is more than the 3rd temperature
Value.
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