CN109269133A - Cooling system and cooling equipment - Google Patents
Cooling system and cooling equipment Download PDFInfo
- Publication number
- CN109269133A CN109269133A CN201811133774.6A CN201811133774A CN109269133A CN 109269133 A CN109269133 A CN 109269133A CN 201811133774 A CN201811133774 A CN 201811133774A CN 109269133 A CN109269133 A CN 109269133A
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- cooling
- outlet
- pipeline
- pipeline section
- cooling medium
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- 238000001816 cooling Methods 0.000 title claims abstract description 156
- 239000002826 coolant Substances 0.000 claims abstract description 140
- 230000008676 import Effects 0.000 claims abstract description 51
- 230000006835 compression Effects 0.000 claims abstract description 24
- 238000007906 compression Methods 0.000 claims abstract description 24
- 239000003507 refrigerant Substances 0.000 claims abstract description 15
- 239000007921 spray Substances 0.000 claims description 13
- 239000000945 filler Substances 0.000 claims description 12
- 239000000498 cooling water Substances 0.000 claims description 5
- 230000003020 moisturizing effect Effects 0.000 claims description 5
- 238000005265 energy consumption Methods 0.000 abstract description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 52
- 238000000034 method Methods 0.000 description 9
- 238000009826 distribution Methods 0.000 description 7
- 238000001704 evaporation Methods 0.000 description 6
- 230000000694 effects Effects 0.000 description 5
- 230000008020 evaporation Effects 0.000 description 5
- 230000008569 process Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 238000005507 spraying Methods 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 238000002386 leaching Methods 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 238000009776 industrial production Methods 0.000 description 2
- 238000005057 refrigeration Methods 0.000 description 2
- 238000010025 steaming Methods 0.000 description 2
- 239000007795 chemical reaction product Substances 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 235000019628 coolness Nutrition 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 238000007710 freezing Methods 0.000 description 1
- 230000008014 freezing Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000008239 natural water Substances 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 238000006116 polymerization reaction Methods 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 239000013535 sea water Substances 0.000 description 1
- 239000010865 sewage Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
- 230000001502 supplementing effect Effects 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B1/00—Compression machines, plants or systems with non-reversible cycle
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B41/00—Fluid-circulation arrangements
- F25B41/20—Disposition of valves, e.g. of on-off valves or flow control valves
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B49/00—Arrangement or mounting of control or safety devices
- F25B49/02—Arrangement or mounting of control or safety devices for compression type machines, plants or systems
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
- F28D5/00—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, using the cooling effect of natural or forced evaporation
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F25/00—Component parts of trickle coolers
- F28F25/02—Component parts of trickle coolers for distributing, circulating, and accumulating liquid
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B2700/00—Sensing or detecting of parameters; Sensors therefor
- F25B2700/21—Temperatures
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Other Air-Conditioning Systems (AREA)
- Devices That Are Associated With Refrigeration Equipment (AREA)
Abstract
The present invention relates to refrigerating fields, disclose a kind of cooling system and cooling equipment, cooling system includes cooling medium pipeline and compression refrigerating apparatus and evaporation-cooled device；Compression refrigerating apparatus includes compressor, condenser, throttle part and evaporator, and compressor, condenser, throttle part and evaporator are in turn connected to form refrigerant circulation loop by pipeline；Evaporation-cooled device includes pond, air duct and the first water-distributing device and the second water-distributing device, and the first water-distributing device is connected with pond, and cooling duct is provided in condenser, and the import of cooling duct connect and exported with pond and connect with the second water-distributing device；Cooling medium pipeline includes the first pipeline section and the second pipeline section, is provided with switch valve on cooling medium pipeline, and switch valve allows hand over that cooling medium is made to flow only through the first pipeline section, or flows only through the second pipeline section, or is first passed through after the first pipeline section using the second pipeline section.Cooling system of the invention and cooling equipment, can satisfy cooling requirement and energy consumption are smaller.
Description
Technical field
The present invention relates to refrigerating fields, more particularly to a kind of cooling system and cooling equipment.
Background technique
Cooling procedure is a part of industrial production full process, be guarantee important link that industrial production is normally carried out it
One.Parameters in cooling procedure are determined according to industrial manufacture process.The thermal parameter of cooling medium determines industry
Whether production process is normal, such as sky-water cooling heat exchanger of large-size machine requires the temperature of cooling medium to be not higher than 25~35
DEG C, it otherwise influences motor and works normally；The thermal parameter of cooling medium is often related to industrial efficiency, is with power plant
Example, coolant temperature is every to reduce by 1 DEG C, and the middle pressure unit efficiency of fossil fired power plant can be improved 0.47%, high pressure unit effect
Rate can be improved 0.35%；The thermal parameter of cooling medium can also have an impact the quality of industrial products, be with Chemical Manufacture
Example, the temperature requirement of material is constant at ± 1 DEG C or even smaller range in certain polymerization reaction kettles, otherwise influences reaction product
Ingredient.With the development of industry, the demand of cooling medium also rapid growth, and the acquisition of cooling medium often expend resource, energy
Source, to environmental effects.
The currently used type of cooling has a direct cooling, circulating cooling, the common mode of circulating cooling have cooling tower cooler,
Cryocooled.
Direct cooling mode is that cooling medium only uses the type of cooling being once drained off, and common mode has river water cold
But, lake is cooling, seawater is cooling etc..Direct cooling mode is by the condition of water intaking, original state (the initial water temperature, water of water body of fetching water
Matter), cooling water is discharged into the permission maximum temperature of water body, the factors such as maximum allowable temperature rise of natural water are placed restrictions on, and direct current is cold
But there is a possibility that causing heat pollution of water.
Cooling tower is a kind of equipment that water directly contacts progress hot and humid area with air, and water mainly passes through the steaming of water in tower
Send out cooling effect cooling.The cooling capacity of cooling tower is influenced by atmospheric temperature, humidity.Atmosphere thermal parameter whole year fluctuation compared with
Greatly, if the temperature of cooling medium is lower than air's wet bulb temperature, cooling tower will lose the ability of cooling.
It is cold to obtain that refrigeration machine is that a kind of heat by object to be cooled with a lower temperature is transferred to surrounding medium
The machine of amount.Although cryocooled is stronger to the adaptability of atmosphere thermal parameter, with direct cooling, cooling tower cooler
It compares, cryocooled consumes the more energy, when transition season, winter outside atmosphere temperature are lower, can not also utilize day
Right cold source provides institute's chilling requirement.
Summary of the invention
The purpose of the invention is to overcome of the existing technology to be unable to satisfy cooling requirement or meet cooling requirement
When the larger problem of energy consumption, provide a kind of cooling system, which can satisfy cooling requirement and energy consumption is smaller.
It is another object of the present invention in order to provide a kind of cooling equipment including above-mentioned cooling system.
To achieve the goals above, one aspect of the present invention provides a kind of cooling system, and the cooling system is cold including being loaded with
But the cooling medium pipeline of medium and for carrying out cooling compression refrigerating apparatus and the cooling dress of evaporation to the cooling medium
It sets；Wherein, the compression refrigerating apparatus includes compressor, condenser, throttle part and evaporator, the compressor, described cold
Condenser, the throttle part and the evaporator are in turn connected to form refrigerant circulation loop by the pipeline for being loaded with refrigerant；Institute
Stating evaporation-cooled device includes pond, the air duct being arranged in above the pond and the first water distribution being arranged in the air duct
Device and the second water-distributing device, first water-distributing device are connected with the pond, are provided in the condenser for circulating
The cooling duct of cooling water, the import of the cooling duct are connect with the pond, the outlet of the cooling duct and described the
The connection of two water-distributing devices；The cooling medium pipeline includes the first pipeline section that can be sprayed by first water-distributing device and can
By the second cooling pipeline section of the evaporator, and switch valve, the switching valve are provided on the cooling medium pipeline
Door allows hand over to make the cooling medium flow only through first pipeline section, or flows only through second pipeline section, or first pass through
It crosses after first pipeline section using second pipeline section.
In the above-mentioned technical solutions, it is assumed that evaporation-cooled device when air's wet bulb temperature is the first setting value (such as 17 DEG C)
Cooling medium can be down to target temperature (such as 20 DEG C) by isolated operation, and cooling medium enters from the import of cooling medium pipeline
Temperature is the second setting value (such as 25 DEG C), and when air's wet bulb temperature≤first setting value, can be switched to switch valve makes
It obtains cooling medium and flows only through the first pipeline section, to carry out spraying cooling by the first water-distributing device；When air's wet bulb temperature >=the second
When setting value, evaporation-cooled device loses the ability to cool down to cooling medium, can be switched to switch valve so that cooling medium
The second pipeline section is flowed only through, to be cooled down by evaporator；When first setting value < air's wet bulb temperature the second setting value of <,
Although evaporation-cooled device has certain cooling capacity but cooling medium cannot be cooled to target temperature, can be by switch valve
It is switched to so that cooling medium, which first passes through the first pipeline section, carries out spraying cooling by the first water-distributing device, later using the second pipe
Section is cooled down by evaporator, to make that cooling system can satisfy cooling requirement and energy consumption is smaller, helps to reduce cost.
Preferably, the switch valve includes the first triple valve, the import and the cooling medium of first triple valve
The import of pipeline connects, and the first outlet of first triple valve is connect with the import of first pipeline section, the cooling medium
Pipeline includes the outlet of connection first pipeline section and the third pipeline section of second pipeline section, and the second of first triple valve goes out
Mouth is connect by pipeline with the third pipeline section.
Preferably, the switch valve further includes the second triple valve, the import of second triple valve and the third pipe
The outlet connection of section, the first outlet of second triple valve are connect with the outlet of the cooling medium pipeline, and the described 2nd 3
The second outlet of port valve is connect with the import of second pipeline section, outlet and the cooling medium pipeline of second pipeline section
Outlet connection.
Preferably, second pipeline section includes cooling Jie flowed through for the cooling medium being arranged in the evaporator
Matter channel, enter with the first of the outlet connection of the import of the cooling medium channel and the first pipeline section pipeline section and with it is described cold
But the first discharge pipe section of the outlet of medium channel and the outlet connection of the cooling medium pipeline.
Preferably, the cooling system includes Intermediate Heat Exchanger, is provided in the evaporator and to flow through for refrigerating medium
Refrigerating medium channel, between the outlet in the refrigerating medium channel and a side-entrance of the Intermediate Heat Exchanger and the centre is changed
Refrigerating medium circulation is formed by being loaded with the pipeline of refrigerating medium between side outlet of hot device and the import in the refrigerating medium channel
Circuit, second pipeline section include that the cooling medium flowed through for the cooling medium being arranged in the Intermediate Heat Exchanger is led to
Road, second connected with the import of the cooling medium channel and the outlet of the first pipeline section enter pipeline section and are situated between with the cooling
Second discharge pipe section of the outlet connection of the outlet and cooling medium pipeline in matter channel.
Preferably, the cooling system includes third triple valve, the outlet in the refrigerating medium channel in the evaporator
Connect with the import of the third triple valve, the first outlet of the third triple valve and the Intermediate Heat Exchanger it is described primary
Side-entrance connection, the second outlet of the third triple valve connect import and the institute in the refrigerating medium channel in the evaporator
State the pipeline between a side outlet for Intermediate Heat Exchanger.
Preferably, the cooling system includes: the 4th triple valve；Main line, the main line is in the outside of the air duct
Connect first import in the pond and the 4th triple valve；First branch line, described in first branch line connection
The first outlet of 4th triple valve and first water-distributing device；With second branched pipe road, the second branched pipe road connects institute
State the import of the second outlet of the 4th triple valve and the cooling duct of the condenser.
Preferably, spray pump and/or blowdown valve are provided on the main line.
Preferably, the evaporation-cooled device includes being connected with the pond for the moisturizing portion of the water replenishment
Part；And/or first pipeline section is located at the lower section of first water-distributing device, second water-distributing device is located at described first
The lower section of pipeline section；And/or filler is provided in the air duct, the filler is located at first water-distributing device and described second
The lower section of water-distributing device；And/or the bottom of the air duct is provided with air inlet and top is provided with air outlet, the air outlet
Place is equipped with blower.
Second aspect of the present invention provides a kind of cooling equipment, and the cooling equipment includes above-mentioned cooling system and to be cooled
Device, the cooling medium in the cooling medium pipeline is for cooling down the device to be cooled.
Other features and advantages of the present invention will the following detailed description will be given in the detailed implementation section.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the cooling system of the first embodiment of the invention；
Fig. 2 is structural representation of the cooling system of the first embodiment of the invention in the work of only evaporation-cooled device
Figure；
Fig. 3 is structural representation of the cooling system of the first embodiment of the invention in the work of only compression refrigerating apparatus
Figure；
Fig. 4 is the cooling system of the first embodiment of the invention in evaporation-cooled device and compression refrigerating apparatus while work
Structural schematic diagram when making；
Fig. 5 is the structural schematic diagram of the cooling system of second of embodiment of the invention；
Fig. 6 is structural representation of the cooling system of second of embodiment of the invention in the work of only evaporation-cooled device
Figure；
Fig. 7 is structural representation of the cooling system of second of embodiment of the invention in the work of only compression refrigerating apparatus
Figure；
Fig. 8 is the cooling system of second of embodiment of the invention in evaporation-cooled device and compression refrigerating apparatus while work
Structural schematic diagram when making.
Description of symbols
1- cooling medium pipeline, the first pipeline section of 11-, the second pipeline section of 12-, 121- first enter pipeline section, and 122- first is discharged
Pipeline section, 123- second enter pipeline section, 124- the second discharge pipe section, 13- third pipeline section, 2- compression refrigerating apparatus, 21- compressor,
22- condenser, 23- throttle part, 24- evaporator, 3- evaporation-cooled device, the pond 31-, 32- air duct, the first water distribution of 33- dress
It sets, the second water-distributing device of 34-, the first triple valve of 41-, the second triple valve of 42-, 5- third triple valve, the 4th triple valve of 6-, 7- is mended
Wet part, 8- filler, 9- blower, the import of A- cooling medium pipeline, the outlet of B- cooling medium pipeline, R- Intermediate Heat Exchanger,
L- main line, the first branch line of L1-, L2- second branched pipe road, P1- spray pump, P2- circulating pump, F- blowdown valve, K- air inlet
Mouthful.
Specific embodiment
Below in conjunction with attached drawing, detailed description of the preferred embodiments.It should be understood that this place is retouched
The specific embodiment stated is merely to illustrate and explain the present invention, and is not intended to restrict the invention.
In the present invention, in the absence of explanation to the contrary, the noun of locality used such as " upper and lower, left and right " typically refers to
With reference to upper and lower, left and right shown in the drawings；" inside and outside " refers to inside and outside the profile relative to each component itself.
To achieve the goals above, one aspect of the present invention provides a kind of cooling system, and cooling system includes being loaded with cooling Jie
The cooling medium pipeline 1 of matter and for carrying out cooling compression refrigerating apparatus 2 and evaporation-cooled device 3 to cooling medium；Its
In: compression refrigerating apparatus 2 include compressor 21, condenser 22, throttle part 23 and evaporator 24, compressor 21, condenser 22,
Throttle part 23 and evaporator 24 are in turn connected to form refrigerant circulation loop by the pipeline for being loaded with refrigerant；Evaporation-cooled device
3 include pond 31, the air duct 32 being arranged in above pond 31 and the first water-distributing device 33 and second being arranged in air duct 32
Water-distributing device 34, the first water-distributing device 33 are connected with pond 31, are provided in condenser 22 logical for the cooling for the cooling water that circulates
The import in road, cooling duct is connect with pond 31, and the outlet of cooling duct is connect with the second water-distributing device 34；Cooling medium pipeline
1 includes the first pipeline section 11 that can be sprayed by the first water-distributing device 33 and the second pipeline section 12 that can be cooled down by evaporator 24,
And switch valve is provided on cooling medium pipeline 1, switch valve allows hand over that cooling medium is made to flow only through the first pipe
Section 11, or flows only through the second pipeline section 12, or first passes through after the first pipeline section 11 using the second pipeline section 12.Wherein, the first water distribution
Device 33 and the second water-distributing device 34 can be spray tube.In addition, the cooling duct connection being arranged in condenser 22 in the application
Cooling purpose is carried out to the refrigerant in condenser 22 to realize between pond 31 and the second water-distributing device 34, helps to mention
The refrigerating efficiency of high compression refrigerating plant 2, while compression refrigerating apparatus 2 and evaporation-cooled device 3 are jointly using in pond 31
Water is cooled down, and the structure design of cooling system is optimized.
In the above-mentioned technical solutions, as Figure 1-Figure 8, it is assumed that air's wet bulb temperature is the first setting value (such as 17 DEG C)
When 3 isolated operation of evaporation-cooled device the cooling medium in cooling medium pipeline 1 can be down to target temperature (such as 20 DEG C), it is cold
But the temperature that medium enters from the import A of cooling medium pipeline 1 be the second setting value (such as 25 DEG C), when air's wet bulb temperature≤
When the first setting value, switch valve can be switched to so that cooling medium flows only through the first pipeline section 11, to be filled by the first water distribution
Set 33 carry out spraying coolings；When air's wet bulb temperature >=second setting value, evaporation-cooled device 3 is lost to cool down to cooling medium
Ability, switch valve can be switched to so that cooling medium flows only through the second pipeline section 12, to be cooled down by evaporator 24；
When first setting value < air's wet bulb temperature the second setting value of <, although evaporation-cooled device 3 has certain cooling capacity
But cooling medium cannot be cooled to target temperature, switch valve can be switched to so that cooling medium first passes through the first pipeline section 11
Spraying cooling is carried out by the first water-distributing device 33, is cooled down later using 12 sections of the second pipe by evaporator 24, thus
So that cooling system is can satisfy cooling requirement, while energy consumption is smaller, helps to reduce cost.
It flows through the first pipeline section 11 in order to enable switch valve to control cooling medium or is not passed through the first pipeline section 11, preferably
Ground, switch valve include the first triple valve 41, and the import of the first triple valve 41 is connect with the import A of cooling medium pipeline 1, and first
The first outlet of triple valve 41 is connect with the import of the first pipeline section 11, and cooling medium pipeline 1 includes going out for the first pipeline section 11 of connection
The second outlet of the third pipeline section 13 of mouth and the second pipeline section 12, the first triple valve 41 is connect by pipeline with third pipeline section 13.
It flows through the second pipeline section 12 in order to enable switch valve to control cooling medium or is not passed through the second pipeline section 12, preferably
Ground, switch valve further include the second triple valve 42, and the import of the second triple valve 42 is connect with the outlet of third pipeline section 13, and the two or three
The first outlet of port valve 42 is connect with the outlet B of cooling medium pipeline 1, the second outlet of the second triple valve 42 and the second pipeline section 12
Import connection, the outlet of the second pipeline section 12 is connect with the outlet B of cooling medium pipeline 1.
Wherein, evaporator 24 can be allow, which to carry out cooling structure to the second pipeline section 12, to be had but is not limited to following two side
Formula:
The first embodiment
As Figure 1-Figure 4, the second pipeline section 12 includes that the cooling flowed through for cooling medium being arranged in evaporator 24 is situated between
Matter channel, enter with the first of the import of cooling medium channel and the outlet connection of the first pipeline section 11 pipeline section 121 and with cooling
The first discharge pipe section 122 that the outlet of medium channel is connected with the outlet B of cooling medium pipeline 1.At this point, evaporator 24 can be to cold
But medium is cooled down.
Second of embodiment
As shown in Figure 5-Figure 8, cooling system includes Intermediate Heat Exchanger R, is provided in evaporator 24 and flows through for refrigerating medium
Refrigerating medium channel, between the outlet in refrigerating medium channel and a side-entrance of Intermediate Heat Exchanger R and Intermediate Heat Exchanger R one
Refrigerating medium circulation loop, the second pipeline section are formed by being loaded with the pipeline of refrigerating medium between secondary side outlet and the import in refrigerating medium channel
12 include the cooling medium channel flowed through for cooling medium being arranged in Intermediate Heat Exchanger R, the import with cooling medium channel
With the first pipeline section 11 outlet connection second enter pipeline section 123 and with the outlet of cooling medium channel and cooling medium pipeline
Second discharge pipe section 124 of 1 outlet B connection.At this point, evaporator 24 can indirectly cool down cooling medium, i.e. evaporator
24 first cool down the refrigerating medium in refrigerating medium circulation loop, and cooling refrigerating medium is again in Intermediate Heat Exchanger R to cold later
But medium is cooled down, and freezing this avoid cooling medium is inconvenient to the problem of clearing up in evaporator 24.
In the second embodiment, it is further preferred that cooling system includes third triple valve 5, in evaporator 24
The outlet in refrigerating medium channel is connect with the import of third triple valve 5, and the first outlet of third triple valve 5 is with Intermediate Heat Exchanger R's
Side-entrance connection, the second outlet of third triple valve 5 connects the import in the refrigerating medium channel in evaporator 24 and centre is changed
Pipeline between a side outlet of hot device R.It is controllable from the refrigerating medium channel of evaporator 24 by third triple valve 5 in this way
The refrigerating medium of outlet outflow enters the amount of Intermediate Heat Exchanger R and does not enter the amount of Intermediate Heat Exchanger R, i.e. third triple valve 5 has
The function of distributing refrigerating medium, can play the role of the temperature that cooling medium is adjusted flexibly according to cooling requirement.
Further, in above two embodiment, whether the water controlled in pond 31 for convenience enters the first cloth
Water installations 33 and the cooling duct for whether entering condenser 22, as Figure 1-Figure 8, it is preferable that cooling system includes the four or three
Port valve 6, main line L, the first branch line L1 and second branched pipe road L2, main line L are in the external connection pond 31 of air duct 32
With the first import of the 4th triple valve 6, the first outlet and the first water-distributing device of the 4th triple valve 6 of the first branch line L1 connection
33, the import of the cooling duct of the second outlet and condenser 22 of the 4th triple valve 6 of second branched pipe road L2 connection.In addition, this
Sample also simplifies piping connection, is conducive to save pipeline dosage.
Further, it can smoothly enter into make the water energy in pond 31 enough in main line L to flow to the first water-distributing device
33 and/or condenser 22 cooling duct at, it is preferable that spray pump P1 is provided on main line L.Selectively, for convenience
By in pond 31 sewage and pollutant be discharged in time, blowdown valve F is provided on main line L.
In order to supplement evaporation loss water and blowdown valve F discharge water, it is preferable that evaporation-cooled device 3 include with
The connected moisturizing component 7 in pond 31.
Also, the arrangement in the air duct 32 of the evaporation-cooled device 3 is as shown in Figure 1, the first pipeline section 11 is usually arranged as
Form of coil pipe, such as the S-shaped structure, the helical structure that bend back and forth etc., so that the first water-distributing device 33 can be more effectively
Cooling medium in cooling first pipeline section 11, which is located at the lower section of the first water-distributing device 33, and the second water distribution fills
34 lower sections for being located at first pipeline section 11 are set, it in this way can be to avoid from the raised water spray of temperature that condenser 22 comes out to the
On one pipeline section 11.In addition, in order to keep the water energy sprayed by the first water-distributing device 33 and the second water-distributing device 34 enough abundant with air
Contact exchanges heat, and filler 8 is provided in air duct 32, filler 8 is located under the first water-distributing device 33 and the second water-distributing device 34
Side.Further, in order to accelerate the flowing velocity of air, the bottom of air duct 32 is provided with air inlet K and top is provided with outlet air
Mouthful, blower 9 is installed at air outlet.
For convenience of the working principle of the cooling system of description the application, it is assumed that as follows: air's wet bulb temperature variations of annual model
Enclose is -11.6 DEG C~26.4 DEG C；The temperature that cooling medium enters the import A of cooling medium pipeline 1 is 25 DEG C, and cooling medium is from cold
But the target temperature of the outlet B outflow of medium pipeline 1 is 20 DEG C；It is assumed that when air's wet bulb temperature is 17 DEG C, evaporation-cooled device 3
Cooling medium can be down to target temperature by isolated operation.In the first embodiment and second of embodiment, cooling medium
It carries out cooling mode and can have and is three kinds following:
1. the only mode of evaporation-cooled device work
In this mode of operation, air's wet bulb temperature≤17 DEG C, compression refrigerating apparatus 2 do not work, and only rely on evaporation cooling
Cooling medium can be down to target temperature by the independent cooling of device 3.At this point, the first embodiment of the application and second of reality
The course of work for applying the cooling system of mode is identical.
Specifically, as shown in Figure 2 and Figure 6, the water in pond 31 is delivered to the 4th triple valve 6 by spray pump P1, and the four or three
The second outlet of port valve 6 being connected to the cooling duct of condenser 22 is closed, and shower water all goes out from the first of the 4th triple valve 6
Mouth is delivered to the first water-distributing device 33, and the first water-distributing device 33 equably sprays water on the first pipeline section 11, in the first pipeline section
11 surfaces form the cooling medium indirect heat exchange in moisture film, with the first pipeline section 11, and the spray coolant-temperature gage after heat exchange increases, in gravity
Under effect, uniformly drop leaching forms moisture film on filler 8, and carries out hot and humid area with the air for flowing through filler 8, and temperature reduces, most
Drop leaching is into pond 31 eventually, to form shower water circulation.In addition, forming air stream in air duct 32 under the action of blower 9
Dynamic, the air and shower water of flowing carry out hot and humid area.
Cooling medium enters from the import A of cooling medium pipeline 1, is delivered to the first triple valve 41, at this time the first triple valve
41 first outlet is opened, and cooling medium exchanges heat into the first pipeline section 11, and temperature reduces；Cooling medium after cooling is delivered to
At two triple valves 42, the first outlet of the second triple valve 42 is opened at this time and second outlet is closed, and cooling medium is all delivered to
The outlet B of cooling medium pipeline 1；Air enters in air duct 32 under the action of blower 9 from air inlet K, with filler 8 and first
Moisture film on pipeline section 11 carries out outside hot and humid area heel row to air duct 32.In addition, the shower water in evaporation-cooled device 3 constantly evaporates
And the impurity in dissolved air, certain shower water can be discharged to adjust the water quality of shower water in blowdown valve F, and moisturizing component 7 can
According to the Liquid level rate of water make-up in pond 31, so as to the water supplementing the water of evaporation and being discharged by blowdown valve F.
When coolant temperature at the outlet B of cooling medium pipeline 1 is lower than 20 DEG C of target temperature, usually there are three types of sides
Formula is adjusted: first way is that the second outlet of the first triple valve 41 is opened certain aperture, keeps a part of cooling medium direct
It is mixed with by the medium after cooling of the first pipeline section 11, with the outlet B adjusted from cooling medium pipeline 1 the but cold medium flowed out
Temperature；The second way is the air quantity for adjusting blower 9；The third mode is the flow for adjusting spray pump P1.This three kinds of modes can
It is used alone, can also be used in combination.
2. the only mode of compression refrigerating apparatus work
In this mode of operation, air's wet bulb temperature >=25 DEG C need to reduce since the initial temperature of cooling medium is 25 DEG C
To 20 DEG C, therefore evaporation-cooled device 3 loses the ability to cool down to cooling medium, and evaporation-cooled device 3 are compression refrigeration dress
2 offer cooling waters are set, cooling system, which only relies on the independent cooling of compression refrigerating apparatus 2, to be down to target temperature for cooling medium.
At this point, the first embodiment of the application and the cooling system of second of embodiment are managed except through evaporator 24 to second
Cooling medium in section 12 carries out outside cooling course of work difference, other courses of work are identical.
Specifically, as shown in Figure 3 and Figure 7, compressor 21 is run, and gaseous refrigerant is conveyed from the exhaust outlet of compressor 21
It exchanges heat into condenser 22, gaseous refrigerant cooling condensation forms liquid refrigerant, and liquid refrigerant throttles through throttle part 23
Entering in evaporator 24 afterwards and exchanges heat, evaporation forms gaseous refrigerant, and the gaseous refrigerant in evaporator 24 is inhaled into compressor 21,
To form refrigerant circulation.Water in pond 31 is delivered to the 4th triple valve 6 by spray pump P1, the 4th triple valve 6 with
The first outlet of one water-distributing device 33 connection is closed, and shower water is all delivered to condenser from the second outlet of the 4th triple valve 6
22 cooling duct, shower water exchange heat in condenser 22, after temperature increases, into the second water-distributing device 34, the second water distribution dress
It sets 34 uniformly to spray water on filler 8, forms moisture film, and carry out hot and humid area with the air for flowing through filler 8, temperature reduces,
Final drop leaching forms shower water circulation into pond 31.In addition, air flowing is formed under the action of blower 9, in air duct 32,
The air and shower water of flowing carry out hot and humid area.Cooling medium enters from the import A of cooling medium pipeline 1 is delivered to the one or three
Port valve 41, the first outlet of the first triple valve 41 is closed at this time, and cooling medium is whole by the second outlet of the first triple valve 41
It is transported to the second triple valve 42, the first outlet of the second triple valve 42 is closed, and cooling medium is all by the of the second triple valve 42
Two outlets are delivered to the import of the second pipeline section 12.
It is as follows to carry out cooling process to the cooling medium in the second pipeline section 12 for evaporator 24 in the first embodiment:
As shown in figure 3, into the cooling medium in the import of the second pipeline section 12 flow in the cooling medium channel in evaporator 24 into
Row heat exchange, the cooling medium after heat exchange are delivered to the outlet B of cooling medium pipeline 1.Also, in the first embodiment, when
When the temperature of the cooling medium flowed out from the outlet B of cooling medium pipeline 1 is lower than 20 DEG C of target temperature, usually there are two types of mode tune
Section: first way is that the first outlet of the second triple valve 42 is opened certain aperture, and a part of cooling medium is made not pass through steaming
Send out device 24；The second way is to adjust the evaporating temperature of evaporator 24.
It is as follows to carry out cooling process to the cooling medium in the second pipeline section 12 for evaporator 24 in the second embodiment:
As shown in fig. 7, refrigerating medium is delivered in the refrigerating medium channel of evaporator 24 by circulating pump P2, refrigerating medium cools down in evaporator 24
Afterwards, it is delivered to Intermediate Heat Exchanger R through third triple valve 5, after refrigerating medium exchanges heat in Intermediate Heat Exchanger R, temperature is increased, and is delivered to
Circulating pump P2 forms refrigerating medium circulation, is delivered to Intermediate Heat Exchanger R into the cooling medium in the import of the second pipeline section 12 and changes
Heat, the cooling medium after heat exchange are delivered to the outlet B of cooling medium pipeline 1.Also, in the second embodiment, when from cold
But it when the temperature of the cooling medium of the outlet B outflow of medium pipeline 1 is lower than 20 DEG C of target temperature, is usually adjusted there are three types of mode:
First way is that the second outlet of third triple valve 5 is opened certain aperture, makes a part of refrigerating medium not by intermediate heat exchange
Device R, to adjust the temperature of but cold medium；The second way is the refrigerating medium for adjusting the refrigerating medium channel exit of evaporator 24
Temperature；The third mode is the flow for adjusting circulating pump P2.This three kinds of modes can be used alone, and can also be used in combination.
3. the mode that evaporation-cooled device and compression refrigerating apparatus work at the same time
In this mode of operation, 17 DEG C of 25 DEG C of < air's wet bulb temperature <, evaporation-cooled device 3 have certain cooling energy
Power, but cooling medium cannot be cooled to target temperature, therefore evaporation-cooled device 3 and the joint cooling of compression refrigerating apparatus 2, it will
Cooling medium is cooled to target temperature.At this point, the first embodiment of the application and the cooling system of second of embodiment
The cooling medium in second pipeline section 12 is carried out outside cooling course of work difference except through evaporator 24, other courses of work
It is identical.
Specifically, as shown in Figure 4 and Figure 8, the water in pond 31 is delivered to the 4th triple valve 6 by spray pump P1, and the four or three
The first outlet and second outlet of port valve 6 are opened, and the 4th triple valve 6 has the function of distributing water, can be according to cooling system
Operating condition distribution water makes first part's shower water be delivered to the first water-distributing device 33 and is delivered to second part shower water
Condenser 22, wherein the course of work of evaporation-cooled device 3 and above-mentioned only evaporation-cooled device when first part's shower water flows
Mode when 3 work is identical, and the course of work of compression refrigerating apparatus 2 and above-mentioned only compression are made when the flowing of second part shower water
Mode when device for cooling 2 works is identical.
Cooling medium enters from the import A of cooling medium pipeline 1, is delivered to the first triple valve 41, at this time the first triple valve
41 first outlet is opened and second outlet is closed, and cooling medium first flows through the first pipeline section 11 and sprayed by the first water-distributing device 33
It is cooling, it after reducing certain temperature, then is delivered at the second triple valve 42, the first outlet of the second triple valve 42 is closed and second goes out
Mouth is opened, and cooling medium is all delivered to the import of the second pipeline section 12 by the second outlet of the second triple valve 42.Later, first
24 pairs of the evaporator cooling mediums entered in the second pipeline section 12 carry out cooling work in kind embodiment and second of embodiment
It is identical as when only compression refrigerating apparatus works independently in corresponding embodiment respectively to make process, specifically can refer to above.
Second aspect of the present invention provides a kind of cooling equipment, and cooling equipment includes above-mentioned cooling system and dress to be cooled
It sets, the cooling medium in cooling medium pipeline is for cooling down device to be cooled.Since the cooling equipment includes above-mentioned cooling system
System, therefore there is all or at least part of technical effects above for cooling system, the details of more specific technical solution
It can refer to above with effect.
It is described the prefered embodiments of the present invention in detail above in conjunction with attached drawing, still, the present invention is not limited thereto.At this
, can be with various simple variants of the technical solution of the present invention are made in the range of the technology design of invention, including each particular technique
Feature is combined in any suitable manner.In order to avoid unnecessary repetition, the present invention is to various combinations of possible ways
No further explanation will be given.But it should also be regarded as the disclosure of the present invention for these simple variants and combination, belongs to the present invention
Protection scope.
Claims (10)
1. a kind of cooling system, which is characterized in that the cooling system include be loaded with the cooling medium pipeline (1) of cooling medium with
And for carrying out cooling compression refrigerating apparatus (2) and evaporation-cooled device (3) to the cooling medium；Wherein:
The compression refrigerating apparatus (2) includes compressor (21), condenser (22), throttle part (23) and evaporator (24), institute
Compressor (21), the condenser (22), the throttle part (23) and the evaporator (24) are stated by being loaded with the pipe of refrigerant
Road is in turn connected to form refrigerant circulation loop；
The evaporation-cooled device (3) includes pond (31), the air duct (32) being arranged above the pond (31) and setting
The first water-distributing device (33) and the second water-distributing device (34) in the air duct (32), first water-distributing device (33) and institute
It states pond (31) to be connected, the cooling duct for the cooling water that circulates is provided in the condenser (22), the cooling duct
Import is connect with the pond (31), and the outlet of the cooling duct is connect with second water-distributing device (34)；
The cooling medium pipeline (1) includes the first pipeline section (11) that can be sprayed by first water-distributing device (33) and can
By the evaporator (24) cooling the second pipeline section (12), and it is provided with switch valve on the cooling medium pipeline (1),
The switch valve allows hand over that the cooling medium is made to flow only through first pipeline section (11), or flows only through described second
Pipeline section (12), or first pass through after first pipeline section (11) using second pipeline section (12).
2. cooling system according to claim 1, which is characterized in that the switch valve includes the first triple valve (41),
The import of first triple valve (41) is connect with the import (A) of the cooling medium pipeline (1), first triple valve (41)
First outlet connect with the import of first pipeline section (11), the cooling medium pipeline (1) include connect it is described first pipe
The section outlet of (11) and the third pipeline section (13) of second pipeline section (12), the second outlet of first triple valve (41) pass through
Pipeline is connect with the third pipeline section (13).
3. cooling system according to claim 2, which is characterized in that the switch valve further includes the second triple valve
(42), the import of second triple valve (42) is connect with the outlet of the third pipeline section (13), second triple valve (42)
First outlet connect with the outlet (B) of the cooling medium pipeline (1), the second outlet of second triple valve (42) and institute
State the import connection of the second pipeline section (12), the outlet (B) of the outlet of second pipeline section (12) and the cooling medium pipeline (1)
Connection.
4. cooling system according to claim 1, which is characterized in that second pipeline section (12) includes the evaporator
(24) import and first of the cooling medium channel flowed through for the cooling medium and the cooling medium channel that are arranged in
The first of the outlet connection of pipeline section (11) enters pipeline section (121) and is situated between with the outlet of the cooling medium channel and the cooling
First discharge pipe section (122) of outlet (B) connection of matter pipeline (1).
5. cooling system according to claim 1, which is characterized in that the cooling system includes Intermediate Heat Exchanger (R), institute
It states in evaporator (24) and is provided with the refrigerating medium channel flowed through for refrigerating medium, the outlet and the centre in the refrigerating medium channel
Between side-entrance of heat exchanger (R) and side outlet of the Intermediate Heat Exchanger (R) and the refrigerating medium channel
Refrigerating medium circulation loop is formed by being loaded with the pipeline of refrigerating medium between import, second pipeline section (12) includes that the centre is changed
The cooling medium channel flowed through for the cooling medium that is arranged in hot device (R), with the import of the cooling medium channel and
The second of the outlet connection of first pipeline section (11) enter pipeline section (123) and with the outlet of the cooling medium channel and described cold
But the second discharge pipe section (124) of outlet (B) connection of medium pipeline (1).
6. cooling system according to claim 5, which is characterized in that the cooling system includes third triple valve (5), institute
The outlet for stating the refrigerating medium channel in evaporator (24) is connect with the import of the third triple valve (5), and the described 3rd 3
The first outlet of port valve (5) is connect with a side-entrance for the Intermediate Heat Exchanger (R), the third triple valve (5)
Second outlet connect the refrigerating medium channel in the evaporator (24) import and the Intermediate Heat Exchanger (R) described one
Pipeline between secondary side outlet.
7. cooling system according to claim 1, which is characterized in that the cooling system includes:
4th triple valve (6)；
Main line (L), main line (L) pond described in the external connection of the air duct (32) (31) and the 4th threeway
First import of valve (6)；
First branch line (L1), first branch line (L1) connect first outlet and the institute of the 4th triple valve (6)
State the first water-distributing device (33)；With
Second branched pipe road (L2), the second branched pipe road (L2) connect second outlet and the institute of the 4th triple valve (6)
State the import of the cooling duct of condenser (22).
8. cooling system according to claim 7, which is characterized in that be provided with spray pump (P1) on the main line (L)
And/or blowdown valve (F).
9. cooling system according to claim 1 to 8, it is characterised in that:
The evaporation-cooled device (3) includes being connected with the pond (31) for the moisturizing portion of the pond (31) moisturizing
Part (7)；And/or
First pipeline section (11) is located at the lower section of first water-distributing device (33), and second water-distributing device (34) is located at institute
State the lower section of the first pipeline section (11)；And/or
It is provided with filler (8) in the air duct (32), the filler (8) is located at first water-distributing device (33) and described second
The lower section of water-distributing device (34)；And/or
The bottom of the air duct (32) is provided with air inlet (K) and top is provided with air outlet, is equipped with wind at the air outlet
Machine (9).
10. a kind of cooling equipment, which is characterized in that the cooling equipment includes according to claim 1 to 9
Cooling system and device to be cooled, the cooling medium in the cooling medium pipeline is for cooling down the device to be cooled.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811133774.6A CN109269133B (en) | 2018-09-27 | 2018-09-27 | Cooling system and cooling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811133774.6A CN109269133B (en) | 2018-09-27 | 2018-09-27 | Cooling system and cooling device |
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| CN109269133B CN109269133B (en) | 2024-05-17 |
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Cited By (2)
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| CN114698345A (en) * | 2022-04-11 | 2022-07-01 | 湖南创化低碳环保科技有限公司 | Jet type cooling system for chip and photovoltaic panel |
| FR3122248A1 (en) * | 2021-03-15 | 2022-10-28 | Pierre Bignon | Thermal machine with compressor powered by a manometric column |
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| CN109269133B (en) | 2024-05-17 |
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