CN209415646U - The indirect-evaporation cooling device of enclosed pre-cooling - Google Patents
The indirect-evaporation cooling device of enclosed pre-cooling Download PDFInfo
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- CN209415646U CN209415646U CN201821731908.XU CN201821731908U CN209415646U CN 209415646 U CN209415646 U CN 209415646U CN 201821731908 U CN201821731908 U CN 201821731908U CN 209415646 U CN209415646 U CN 209415646U
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Abstract
The utility model discloses a kind of indirect-evaporation cooling devices of enclosed pre-cooling, first exhaust blower and spray equipment are set in cabinet, water tank is arranged in the lower section of filler, first surface air cooler is set between filler and water tank, the first outlet pipe of water tank is connected to plate heat exchanger primary side, its outlet is connected to spray equipment, and plate exchanger secondary side is connected to the import of the first surface air cooler, and outlet is connected to the import of plate exchanger secondary side；Or first the air side of surface air cooler enclosed coil pipe is set, the outlet of enclosed coil pipe is connected to the import of the first surface air cooler, and outlet is connected to the import of enclosed coil pipe, and the outlet of water tank is connected to spray equipment.The utility model is structurally reasonable, and enclosed operation may be implemented in the two-stage pre-cooling surface air cooler of indirect evaporation water chiller, avoids security risk brought by open water system, improve the safety of use in winter, outdoor Cryogenic air is made full use of, energy-saving and water-saving reduces the invalid heat loss of plate heat exchanger.
Description
Technical field
The utility model belongs to the airhandling equipment of field of heating ventilation air conditioning, especially a kind of indirect evaporation of enclosed pre-cooling
Cooling apparatus.
Background technique
Open air conditioning chilled water system with outdoor atmosphere due to directly contacting, so that the water quality of air-conditioning system exists centainly
The system that suspended matter in problem, such as outdoor air enters causes the blocking of heat exchange equipment, with the continuous steaming of air-conditioning system water
Hair is concentrated, and the calcium ions and magnesium ions in water are precipitated to form sediment, causes the stifled of the pipeline in air-conditioning system water lines and heat exchange equipment
Plug influence heat exchange efficiency, in addition start the oxygen corrosion in system cause the corrosion of pipeline formed iron oxide also result in pipeline or
The blocking of heat exchange equipment.It in order to solve the above problems, can be with base by increasing plate-type heat-exchange unit within air-conditioning systems
This solution problem above.
Outdoor air is pre-chilled using surface-type heat exchanger to reduce the wet and dry bulb temperature of fresh air, table in indirect evaporation cooling water chiller
The water inlet of face formula heat exchanger is usually the return water of cold water and air conditioning system user that indirect evaporation water chiller is produced, if general benefit
Outdoor air is pre-chilled with the cold water that indirect evaporation water chiller is produced, outdoor air temperature drop is larger, but due to indirect evaporation cold water
The open type cold water that mechanism takes is directly entered surface-type heat exchanger heat exchange, therefore the heat exchange coil of surface-type heat exchanger is easy blocking,
This results in the heat exchange efficiency of the surface-type heat exchanger in summer to reduce, more easily freezing heat exchange coil when winter.
Utility model content
It is structurally reasonable the purpose of this utility model is to provide a kind of indirect-evaporation cooling device of enclosed pre-cooling,
Enclosed operation may be implemented in the two-stage pre-cooling surface air cooler for connecing evaporation cooling-water machine, can be to avoid safety brought by open water system
Hidden danger improves the safety of use in winter, makes full use of outdoor Cryogenic air, and energy-saving and water-saving reduces the invalid of plate heat exchanger
Heat loss.
Purpose of the utility model is realized as follows: a kind of indirect-evaporation cooling device of enclosed pre-cooling, in cabinet
The first exhaust blower and spray equipment is arranged in the top of filler, water tank is arranged in the lower section of filler, between filler and water tank
It is arranged on the first air inlet and the first surface air cooler is installed, the first outlet pipe of water tank is connected to board-like change by first circulation pump
The import of hot device primary side, outlet are connected to spray equipment, and the outlet of plate exchanger secondary side passes through second circulation
Pump and user are connected to the import of the first surface air cooler, and outlet is connected to the import of plate exchanger secondary side；Or
Enclosed coil pipe is arranged in the air side of one surface air cooler, and the outlet of enclosed coil pipe is connected to first by second circulation pump and user
The import of surface air cooler, outlet are connected to the import of enclosed coil pipe, and the outlet of water tank is connected to spray by first circulation pump
Shower device.
The utility model is run by user side refrigerating medium enclosed, and the two-stage pre-cooling surface air cooler of indirect evaporation water chiller is equal
Enclosed operation may be implemented, avoid security risk brought by open water system；The pre-cooling table of indirect evaporation water chiller simultaneously
Outdoor fresh air is pre-chilled by refrigerating medium in cooler, and refrigerating medium can be water or anti-icing fluid；By increasing by the second exhaust blower and doing
Formula cools down surface air cooler, and when so that indirect evaporation water chiller being run in winter, the user side circulatory system will not freeze, between closing
The water-spray system for connecing evaporation cooling-water machine reduces the water consumption of annual operation；The cold water that indirect evaporation water chiller is produced is successively
Series connection is used for the condenser of air conditioner user and mechanical refrigeration unit, and while the cooling capacity of cold water sufficiently discharges, air-conditioning safety is more
It is high.
Advantage:
1, outdoor fresh air is pre-chilled in indirect evaporation water chiller surface air cooler enclosed, and surface air cooler coil pipe will not block, highly-safe；
2, the refrigerating medium of plate exchanger secondary side circulation is water or anti-icing fluid, improves the safety of use in winter
Property；
3, increase winter natural cooling surface air cooler and the second exhaust blower, make full use of outdoor Cryogenic air, energy-saving and water-saving；
4, switched by air-valve and water valve, realize the annual operation of indirect evaporation water chiller；
5, increase mechanical refrigeration unit, using the cold water of indirect evaporation water chiller as the cooling water of mechanical refrigeration unit,
The cold water of user passes through the further cooling of mechanical refrigeration unit, and the safety is improved for air-conditioning；
6, it can use enclosed coil pipe to realize the cold water enclosed operation of user side, reduce the unavailable heat of plate heat exchanger
Loss.
The utility model is structurally reasonable, and enclosed operation may be implemented in the two-stage pre-cooling surface air cooler of indirect evaporation water chiller,
Security risk brought by open water system is avoided, the safety of use in winter is improved, makes full use of outdoor Cryogenic air,
Energy-saving and water-saving reduces the invalid heat loss of plate heat exchanger.
Detailed description of the invention
The utility model is further described below in conjunction with attached drawing, Fig. 1 is that 1 structure of the utility model embodiment is shown
It is intended to, Fig. 2 is 2 structural schematic diagram of the utility model embodiment, and Fig. 3 is 3 structural schematic diagram of the utility model embodiment, and Fig. 4 is
4 structural schematic diagram of the utility model embodiment, Fig. 5 are 5 structural schematic diagram of the utility model embodiment, and Fig. 6 is the utility model
6 structural schematic diagram of embodiment, Fig. 7 are 7 structural schematic diagram of the utility model embodiment, and Fig. 8 is 8 structure of the utility model embodiment
Schematic diagram, Fig. 9 are 9 structural schematic diagram of the utility model embodiment, and Figure 10 is 10 structural schematic diagram of the utility model embodiment, figure
11 be 11 structural schematic diagram of the utility model embodiment, and Figure 12 is 12 structural schematic diagram of the utility model embodiment, and Figure 13 is this
13 structural schematic diagram of utility model embodiment, Figure 14 are 14 structural schematic diagram of the utility model embodiment, and Figure 15 is that this is practical new
15 structural schematic diagram of type embodiment, Figure 16 are 16 structural schematic diagram of the utility model embodiment, and Figure 17 is the utility model implementation
17 structural schematic diagram of example, Figure 18 are 18 structural schematic diagram of the utility model embodiment, and Figure 19 is 19 knot of the utility model embodiment
Structure schematic diagram, Figure 20 are 20 structural schematic diagram of the utility model embodiment, and Figure 21 is 21 structural representation of the utility model embodiment
Figure, Figure 22 are 22 structural schematic diagram of the utility model embodiment, and Figure 23 is 23 structural schematic diagram of the utility model embodiment, Figure 24
For 24 structural schematic diagram of the utility model embodiment, Figure 25 is 25 structural schematic diagram of the utility model embodiment, and Figure 26 is this reality
With 26 structural schematic diagram of new embodiment, Figure 27 is 27 structural schematic diagram of the utility model embodiment, and Figure 28 is the utility model
28 structural schematic diagram of embodiment.
Specific embodiment
A kind of indirect-evaporation cooling device of enclosed pre-cooling, shown in as shown in Figure 1, Figure 23, the top of filler 2 is set in cabinet 1
The first exhaust blower 3 and spray equipment 4 are set, water tank 5 is set in the lower section of filler 2, is arranged between filler 2 and water tank 5
First surface air cooler 7 is installed, the first outlet pipe of water tank 5 is connected to plate-type heat-exchange by first circulation pump 8 on first air inlet 6
The import of 9 primary side of device, outlet are connected to spray equipment 4, and the outlet of 9 secondary side of plate heat exchanger passes through second circulation
Pump 10 and user 11 are connected to the import of the first surface air cooler 7, and outlet is connected to the import of 9 secondary side of plate heat exchanger；Or
Enclosed coil pipe 37 is arranged in the air side of the first surface air cooler 7 in person, and the outlet of enclosed coil pipe 37 pumps 10 Hes by second circulation
User 11 is connected to the import of the first surface air cooler 7, and outlet is connected to the import of enclosed coil pipe 37, and the outlet of water tank 5 is logical
It crosses first circulation pump 8 and is connected to spray equipment 4.Indirect-evaporation cooling device includes the first air inlet 6, the first surface air cooler 7, water tank
5, filler 2 and the first exhaust blower 3, the cold water of water tank 5 enter 9 primary side of plate heat exchanger, plate-type heat-exchange by first circulation pump 8
The return water of 9 primary side of device passes through 10 connection of second circulation pump by 2 spraying cooling of filler, 9 secondary side outlet tube of plate heat exchanger
Air conditioner user 11, the outlet tube of user 11 be connected to the import of the first surface air cooler 7, the outlet of the first surface air cooler 7 is connected to plate
The inlet of 9 secondary side of formula heat exchanger, wherein the refrigerating medium of 9 primary side of plate heat exchanger circulation is cold water, and cold water is by filling out
2 cooling of material, the refrigerating medium of 9 secondary side of plate heat exchanger circulation can be water or anti-icing fluid (such as ethylene glycol solution), anti-icing fluid
The air for entering filler 2 by 7 pairs of the first surface air cooler is pre-chilled, and the refrigerating medium of the first surface air cooler 7 is plate heat exchanger 9 two
The enclosed anti-icing fluid of secondary side avoids the security risk of open type cold water blocking caused by the first surface air cooler coil pipe.In order to realize
The enclosed of indirect-evaporation cooling water installations is run, and the air side of the first surface air cooler 7 is provided with enclosed coil pipe 37, by the first table
The air that 7 temperature of cooler reduces goes out liquid and follows by second by the cooling refrigerating medium of enclosed coil pipe 37, the low temperature of enclosed coil pipe 37
Ring pump 10 freezes for air conditioner user 11, and outdoor air, the first surface air cooler 7 is pre-chilled by the first surface air cooler 7 in the liquid that goes out of user 11
The liquid that goes out return to the liquid return hole of enclosed coil pipe 37 and cool, enclosed coil pipe 37 is arranged below filler 2, in enclosed coil pipe 37
Refrigerating medium by coil pipe outside shower water and Cryogenic air it is cooling, avoid security risk existing for open type cold water, also avoid
Conventional closed system utilizes the waste of cooling capacity caused by plate heat exchanger 9.
As shown in Fig. 2, the second surface air cooler 12 is arranged in the air side of the first surface air cooler 7, in 10 connection of second circulation pump
Bypass is set on the pipeline of user 11, and bypass is connected to the import of the second surface air cooler 12, and it is cold that outlet is connected to the first table
On the inlet tube of device 7.The air side of first surface air cooler 7 is provided with the second surface air cooler 12, the cold water of water tank 5 passes through first circulation
Pump 8, into 9 primary side of plate heat exchanger, the return water of 9 primary side of plate heat exchanger passes through 2 spraying cooling of filler, plate heat exchanger
9 secondary side outlet tubes enter the second surface air cooler 12 by 10 a part of second circulation pump, and a part enters air conditioner user and freezes, uses
Going out after the mixing of liquid out of liquid and the second surface air cooler 12 for family 11, carries out outdoor air into the first surface air cooler 7 pre- for the first time
Cold, the outlet of the first surface air cooler 7 is connected to the inlet of 9 secondary side of plate heat exchanger, the first surface air cooler 7 and the second surface air cooler 12
Interior refrigerating medium is all the anti-icing fluid of 9 secondary side of plate heat exchanger, the first surface air cooler 7 and the equal enclosed fortune of the second surface air cooler 12
Row avoids the security risk that open type cold water exchange hot coil results in blockage.
As shown in figure 3, the outlet of the second surface air cooler 12 is connected with the outlet of the first surface air cooler 7.The cold water of water tank 5
By first circulation pump 8, into 9 primary side of plate heat exchanger, the return water of 9 primary side of plate heat exchanger passes through the spray drop of filler 2
Temperature, 9 secondary side outlet tube of plate heat exchanger enter the second surface air cooler 12 by 10 a part of second circulation pump, and a part enters empty
Family 11 is called to freeze, the liquid that goes out of user 11 enters the first surface air cooler 7 to outdoor air progress first time pre-cooling, the first surface air cooler 7
9 secondary side of plate heat exchanger, the first surface air cooler 7 and the equal enclosed fortune of the second surface air cooler 12 are returned to the liquid that goes out of the second surface air cooler 12
Row avoids the security risk that open type cold water exchange hot coil results in blockage.
As shown in figure 4, bypass is set on the pipeline that first circulation pumps 89 side-entrances of connecting plate type heat exchanger, it is other
Road is connected to the import of the second surface air cooler 12, and outlet is connected to spray equipment 4.It is arranged in the air side of the first surface air cooler 7
Second surface air cooler 12, the cold water of water tank 5 is by first circulation pump 8, and a part enters the second surface air cooler 12, and another part enters plate
The water outlet of 9 primary side of formula heat exchanger, the return water of 9 primary side of plate heat exchanger and the second surface air cooler 12 passes through 2 spraying cooling of filler,
9 secondary side outlet tube of plate heat exchanger is connected to air conditioner user by second circulation pump 10, and the outlet tube of user is connected to first
The import of surface air cooler 7, the outlet of the first surface air cooler 7 are connected to the inlet of 9 secondary side of plate heat exchanger, and refrigerating medium passes through the
The air that one 7 pairs of surface air cooler enters filler 2 carries out first time pre-cooling, and a part of cold water of water tank 5 is right by the second surface air cooler 12
Air into filler 2 carries out second of pre-cooling, and the air wet and dry bulb temperature after being pre-chilled twice is lower, the cold water produced
Temperature is lower.
As shown in figure 5, bellows are arranged between 7 air side of the first surface air cooler and cabinet 1, on the air outlet of bellows
Second exhaust blower 16 is set, is located in bellows, is connected between 12 inlet side of 7 air side of the first surface air cooler and the second surface air cooler
Wind chamber, the second air port 13 and third air port 14 is respectively set in the bottom and top of wind chamber, is obliquely installed wind is intracavitary
4th air port 15, the outlet of user 11 are connected to the import of the second surface air cooler 12, the import of outlet and the first surface air cooler 7
It is connected.The air side of first surface air cooler 7 is provided with the second surface air cooler 12, it is real by setting air-valve and the second exhaust blower 16
Existing winter dry calibration.One: the second air port 13 of operating condition and third air port 14 and the second exhaust blower 16 are closed, the 4th air port 15
It closes, outdoor air cools down step by step by the first surface air cooler 7 and the second surface air cooler 12, the refrigerating medium after exchanging heat by user
The second surface air cooler 12 is initially entered, the liquid that goes out of the second surface air cooler 12 enters the first surface air cooler 7, and the liquid that goes out of the first surface air cooler 7 returns to
9 secondary side of plate heat exchanger, the temperature for the air that process cools down step by step is lower, and under summer operating mode, the leaving water temperature of water tank 5 can be with
It is lower；Two: the second air port 13 of operating condition and third air port 14 and the first exhaust blower 3 and the second exhaust blower 16 are opened, and the 4th
Air port 15 is closed, and the refrigerating medium after exchanging heat by user 11 initially enters the second surface air cooler 12, is entered by the second air port 13
Outdoor Cryogenic air it is cooling, the air after the heat exchange of the second surface air cooler 12 is discharged by the first exhaust blower 3, the second surface air cooler
12 liquid that goes out travels further into the first surface air cooler 7, is further cooled down, is passed through by the outdoor Cryogenic air that the first air inlet 6 enters
Air after the heat exchange of first surface air cooler 7 is discharged by the second exhaust blower 16, and the water-spray system of 9 primary side of plate heat exchanger stops
Operation, it is sufficiently water-saving merely with Cryogenic air dry calibration.
Bypass is set as shown in fig. 6, connecting in second circulation pump 10, bypass connection on the pipeline between 11 import of user
The import of the second surface air cooler 12, the outlet of user 11 be connected to the import of the first surface air cooler 7, the outlet of the second surface air cooler 12
Pipe is connected to the inlet tube of the first surface air cooler 7.By switching different air inlets, realizes the first surface air cooler 7 and the second table is cold
The Summer and winter of device 12 freezes simultaneously.One: the second air port 13 of operating condition, third air port 14 are closed, and the 4th air port 15 is opened, outdoor
Air is entered by the first air inlet 6, is pre-chilled, is produced by filler 2 cold by the two-stage of the first surface air cooler 7 and the second surface air cooler 12
Water；Two: the second air port 13 of operating condition, third air port 14 are opened, and the 4th air port 15 is closed, and outdoor Cryogenic air is respectively by first
Air inlet 6 and the second air port 13 enter, and pass through the first surface air cooler 7 and the cooling refrigerating medium of the second surface air cooler 12, the first surface air cooler 7
Outlet air be discharged by the second exhaust blower 16 by third air port 14, the air of the second surface air cooler 12 is entered by the second air port 13, warp
It crosses filler 2 to be discharged by the first exhaust blower 3, the circulation process of anti-icing fluid are as follows: the low temperature refrigerating medium of 9 secondary side of plate heat exchanger
A part pass through the second surface air cooler 12, the refrigerating medium of the second surface air cooler 12 go out liquid and by user 11 exchange heat after temperature
Enter the first surface air cooler 7 after relatively high refrigerating medium mixing, the liquid that goes out of the first surface air cooler 7 returns to plate heat exchanger 9 two times
Side.
As shown in fig. 7, bypass is set on the pipeline that first circulation pumps 89 side-entrances of connecting plate type heat exchanger, it is other
Road is connected to the import of the second surface air cooler 12, and outlet is connected to spray equipment 4, the outlet of 9 secondary side of plate heat exchanger
The import of the first surface air cooler 7 is connected to by second circulation pump 10 and user 11, outlet is connected to plate heat exchanger 9 two times
The import of side.In the second surface air cooler 12 of the air side of the first surface air cooler 7 setting, winter operation, the 4th air port 15 is closed, outdoor
Air enters the first surface air cooler 7 by the first air inlet 6, and refrigerating medium is cooled down by Cryogenic air, and air is passed through by third air port 14
The discharge of second exhaust blower 16, outdoor air enter the second surface air cooler 12 by the second air port 13, and the outlet air of the second surface air cooler 12 is passed through
Filler 2 produces cold water, and cold water enters 9 primary side of plate heat exchanger, further cold to the refrigerating medium of 9 secondary side of plate heat exchanger
But.
As shown in figure 8, bypass is arranged on the pipeline of 10 connection 11 import of user of second circulation pump, bypass passes through first
Valve 17 is connected to the import of the second surface air cooler 12, and the outlet of user 11 is connected to the first surface air cooler 7 by third valve 19
Import, and be connected to the outlet of the second surface air cooler 12, pass through setting on the outlet of user 11 by the bypass of setting
Bypass, the bypass bypass that the second circulation after the first valve 17 pumps the setting of 10 outlets is connected to by the second valve 18
On.By the different refrigerating medium circulation process of setting valve transfer Summer and winter, one: the second air port 13 of operating condition and third wind
Mouth 14 is closed, and the 4th air port 15 is opened, and the second valve 18 is closed, and the first valve 17, third valve 19 are opened, plate heat exchanger 9
A part of the low temperature refrigerating medium of secondary side enters the second surface air cooler 12 and carries out second of pre-cooling, another part to outdoor air
Freeze into air conditioner user 11, the liquid that goes out of user 11 enters by third valve 19 and going out after liquid mixing for the second surface air cooler 12
First surface air cooler 7 carries out first time pre-cooling to outdoor air, and it is cold that the liquid out of the first surface air cooler 7 returns to 9 secondary side of plate heat exchanger
But it recycles；Two: the second air port 13 of operating condition and third air port 14 are opened, and the 4th air port 15 is closed, the first valve 17, third valve
Door 19 is closed, and the second valve 18 is opened, and the liquid that goes out of 9 secondary side of plate heat exchanger fully enters idle call by second circulation pump 10
Family 11 is freezed, and the liquid that goes out of user 11 is introduced into the second surface air cooler 12, is cooled down by outdoor Cryogenic air, and the second surface air cooler 12 goes out liquid
The first surface air cooler 7 is entered back into, second of cooling is carried out by outdoor Cryogenic air, the liquid temperature that goes out of the first surface air cooler 7 is reduced, returned to
9 secondary side of plate heat exchanger freezes for air conditioner user.
As shown in figure 9, bypass is arranged on the pipeline of 10 connection 11 import of user of second circulation pump, bypass passes through first
Valve 17 and threeway are connected to the import of the second surface air cooler 12, another interface of threeway is connected to first by the second valve 18
The outlet of surface air cooler 7, the outlet of user 11 are connected to the import of the first surface air cooler 7.By the way that valve transfer Summer and winter is arranged
Different refrigerating medium circulation processes, one: the second air port 13 of operating condition and third air port 14 are closed, and the 4th air port 15 is opened,
Second valve 18 is closed, and the first valve 17, third valve 19 are opened, and the one of the low temperature refrigerating medium of 9 secondary side of plate heat exchanger
Part enters the second surface air cooler 12 and carries out second of pre-cooling to outdoor air, and another part enters the refrigeration of air conditioner user 11, user
11 liquid that goes out enters the first surface air cooler 7 to outdoor air progress first time pre-cooling, and the first surface air cooler 7 goes out liquid and the second surface air cooler
12 liquid that goes out returns to 9 secondary side cooling cycle of plate heat exchanger；Two: the second air port 13 of operating condition and third air port 14 are opened
It opens, the 4th air port 15 is closed, and the first valve 17, third valve 19 are closed, and the second valve 18 is opened, 9 secondary side of plate heat exchanger
Go out liquid by second circulation pump 10 fully enter air conditioner user 11 refrigeration, user 11 out liquid be introduced into the first surface air cooler 7, quilt
Outdoor Cryogenic air is cooling, and the liquid that goes out of the first surface air cooler 7 enters back into the second surface air cooler 12, is carried out second by outdoor Cryogenic air
Cooling, the liquid temperature that goes out of the second surface air cooler 12 reduces, and returns to 9 secondary side of plate heat exchanger, freezes for air conditioner user.
As shown in Figure 10, inlet box is set between 1 air inlet of 12 air side of the second surface air cooler and cabinet, is entering the wind
The six, the 7th air ports 21,22 are respectively set at the top and bottom of case, the 5th air port 20 is set in the air inlet of cabinet 1.
The air side of second surface air cooler is provided with the 5th air port and the 6th air port.One: the first exhaust blower 3 of operating condition is closed, and the 4th
Air port 15 and the 5th air port 20 and the 7th air port 22 are turned off, and the second air port 13 and third air port 14 and the 6th air port 21 are opened
It opens, outdoor air first enters the refrigerating medium after the cooling heat exchange by user of the second surface air cooler 12 by the second air port 13, outdoor
Air is discharged by the 6th air port 21 by the second exhaust blower 16, and outdoor air passes through the first surface air cooler 7 into one by the first air inlet 6
The cooling refrigerating medium for passing through the second surface air cooler 12 of step, outdoor air are discharged by the second exhaust blower 16 by third air port 14, are passed through
Cross the first surface air cooler 7 and 12 two-stage of the second surface air cooler it is cooling after the refrigerating medium that reduces of temperature for the refrigeration of user 11, pass through
5th air port 20 and the 6th air port 21 are set, so that air is without filler 2, row when reducing winter operation when winter operation
The energy consumption of blower；Two: the second air port 13 of operating condition and third air port 14 and the second exhaust blower 16 are closed, and the 6th air port 21 is also closed
It closes, the 4th air port 15 is opened, and outdoor air cools down step by step by the first surface air cooler 7 and the second surface air cooler 12；Operating condition three: only
The 5th air port 20 and the 7th air port 22 are opened, the first exhaust blower 3 is opened, outdoor air produces cold water by filler 2.
As shown in figure 11, bypass is set on the pipeline of 10 connection 11 import of user of second circulation pump, bypass is connected to
The import of second surface air cooler 12, the outlet of user 11 connect the import of the first surface air cooler 7, the outlet of the second surface air cooler 12 with
The outlet of user 11 is connected.By switching different air inlets, the winter of the first surface air cooler 7 and the second surface air cooler 12 is realized
Summer freezes simultaneously.13 mouthfuls of one: the second wind of operating condition, third air port 14 are closed, and the 4th air port 15 is opened, the 6th air port 21,
7th air port 22 is closed, and the 5th air port 20 is opened, and outdoor air is entered by the first air inlet 6, passes through the first surface air cooler 7 and second
The two-stage of surface air cooler 12 is pre-chilled, and produces cold water by filler 2；Operating condition two: only opening the 5th air port 20 and the 7th air port 22,
The first exhaust blower 3 is opened, outdoor air produces cooling by filler 2；Operating condition three: the first air inlet 6 and third are only opened
The second exhaust blower 16, the refrigerating medium that outdoor Cryogenic air passes through the cooling user side of the first surface air cooler 7 are opened in air port 14.
As shown in figure 12, the outlet of user 11 is connected to the import of the first surface air cooler 7, and outlet is connected to board-like change
The import of hot 9 secondary side of device, first circulation pump 89 side-entrances of connecting plate type heat exchanger pipeline on bypass is set, bypass
It is connected to the import of the second surface air cooler 12, outlet is connected to spray equipment 4.Operating condition one: second, third, the 6th,
Seven air ports 13,14,21,22 are closed, and the four, the 5th air ports 15,20 are opened, and the first exhaust blower 3 is opened, and the second exhaust blower 16 closes
It closes, after pre-cooling of the outdoor air by the first surface air cooler 7 and the second surface air cooler 12, cold water is produced by filler 2；Operating condition
Two: only opening the 5th air port 20 and the 7th air port 22, the first exhaust blower 3 is opened, and outdoor air produces cold water by filler 2, is dropped
The low operation energy consumption of first exhaust blower 3；Operating condition three: opening third air port 14, other air ports are turned off, and outdoor low temperature is empty
Gas is discharged by the first air inlet 6 refrigerating medium needed for the cooling user of the first surface air cooler 7, air by the second exhaust blower 16,
The water-spray system of filler 2 is closed at this time.
As shown in figure 13, bypass is set on the pipeline of 10 connection 11 import of user of second circulation pump, bypass is connected to
The import of second surface air cooler 12, outlet are connected to the import of 9 secondary side of plate heat exchanger, and the outlet of user 11 is connected to
The import of first surface air cooler 7, outlet are connected to the outlet of the second surface air cooler 12.The circulation process of anti-icing fluid are as follows: board-like
A part of the low temperature refrigerating medium of 9 secondary side of heat exchanger passes through the second surface air cooler 12, and temperature compares after exchanging heat by user
High refrigerating medium enters the first surface air cooler 7, cooling by the refrigerating medium two-stage in the first surface air cooler 7 and the second surface air cooler 12
The liquid that goes out of outdoor air, the first surface air cooler 7 and the second surface air cooler 12 returns to 9 secondary side of plate heat exchanger.
As shown in figure 14, the outlet of user 11 is connected to the import of the first surface air cooler 7, and outlet is connected to board-like change
The import of hot 9 secondary side of device, the second outlet pipe of water tank 5 are connected to the import of the second surface air cooler 12 by third circulating pump 23,
Threeway and the 4th valve 24 on its outlet by setting are connected to spray equipment 4, another interface of threeway passes through the 5th
Valve 25 is connected to water tank 5, and the outlet of 9 primary side of plate heat exchanger is connected to spray by the threeway and the 6th valve 26 of setting
Another interface of shower device 4, the threeway is connected to water tank 5 by the 7th valve 27, and partition 28 is arranged in water tank 5, will
The lower part of water tank 5 separates, and the water level connection of upper part, the first, second outlet of water tank 5 is connected to be separated by partition 28
On 5 water outlet of water tank opened.By the way that air-valve is arranged in the first surface air cooler 7 and 12 air inlet of the second surface air cooler, in circulation line
Upper setting water valve switches the different operational mode of Summer and winter.When summer operation, the second air port 13, third air port 14 are closed, and the 4th
Air port 15 is opened, and outdoor heated dry air first passes through the first surface air cooler 7, and the refrigerating medium to be exchanged heat by user is pre-chilled, using
Second surface air cooler 12 is pre-chilled by the low-temperature cold water of water tank 5, the water inlet of the second surface air cooler 12 is provided with third circulating pump
23,9 secondary side of plate heat exchanger is returned to by the raised refrigerating medium of 7 heat-exchange temperature of the first surface air cooler, by the second surface air cooler
The raised cold water of 12 heat-exchange temperatures returns to 2 spraying cooling of filler, and the return water of 9 primary side of plate heat exchanger returns to the spray drop of filler 2
Temperature, refrigerating medium circulation pipe road, the 4th valve 24, the 6th valve 26 are opened at this time, and the 5th valve 25, the 7th valve 27 close
It closes；When winter or transition season are run: the second air port 13, third air port 14 are opened, and the 4th air port 15 is closed, the second exhaust blower
16 open, and pass through the first surface air cooler 7 by the raised refrigerating medium of user's heat-exchange temperature, are first cooled down by outdoor Cryogenic air, then
9 secondary side of plate heat exchanger is returned to, water tank 5 divides for left and right two parts, the circulating chilled water process of 9 primary side of plate heat exchanger are as follows:
The return water temperature highest of 9 primary side of plate heat exchanger enters 5 right side of water tank by the 7th valve 27, passes through third circulating pump 23
It is cooled down into the second surface air cooler 12 by outdoor Cryogenic air, the cold water that temperature reduces enters 5 left side of water tank by valve 25, passes through
First circulation pump 8 enters 9 primary side of plate heat exchanger, using low-temperature cold water in the cooling secondary side of 9 primary side of plate heat exchanger
Refrigerating medium, water-circulating pipe road, the 4th valve 24, the 6th valve 26 are closed at this time, and the 5th valve 25, the 7th valve 27 are opened
It opens.When Summer and winter is run, the flow and lift of third circulating pump 23 are inconsistent, therefore set frequency conversion for third circulating pump 23
Pump, convenient for the flow and lift of flexible modulation water pump.
As shown in figure 15, the outlet of user 11 is connected to the import of the first surface air cooler 7, and outlet is connected to board-like change
The import of hot 9 secondary side of device, the outlet of first circulation pump 8 are connected to the import of 9 primary side of plate heat exchanger by threeway, and three
Another logical mouthpiece is connected to the import of the second surface air cooler 12 by the 6th valve 26, and outlet passes through the 4th valve 24
It is connected to spray equipment 4, the outlet of water tank 5 is connected to the second surface air cooler after the 4th valve 24 by the 5th valve 25
On 12 outlet, the outlet of 9 primary side of plate heat exchanger is connected to spray dress by the threeway and the 8th valve 29 of setting
4 are set, another mouthpiece of threeway is connected on the inlet tube of the second surface air cooler 12 by the 7th valve 27.By in the first table
Air-valve is arranged in cooler 7 and 12 air inlet of the second surface air cooler, and water valve is arranged on circulation line and switches the different operation of Summer and winter
Mode.Under this switching mode, Summer and winter, which all utilizes first circulation to pump 8, can realize the operation of system, operating condition one: the
Two air ports 13, third air port 14 are closed, and the 4th air port 15 is opened, and by first circulation pump 8, a part enters the cold water of water tank 5
Second surface air cooler 12, another part enter 9 primary side of plate heat exchanger, and outdoor heated dry air first passes through the first surface air cooler 7, passed through
The refrigerating medium pre-cooling for crossing the heat exchange of user 11 is pre-chilled, by first using the second surface air cooler 12 by the low-temperature cold water of water tank 5
The raised refrigerating medium of 7 heat-exchange temperature of surface air cooler returns to 9 secondary side of plate heat exchanger, by 12 heat-exchange temperature liter of the second surface air cooler
High cold water returns to 2 spraying cooling of filler, and the return water of 9 primary side of plate heat exchanger returns to 2 spraying cooling of filler, and refrigerating is situated between at this time
On matter circulation line, the 4th valve 24, the 6th valve 26, the 8th valve 29 are opened, and the 5th valve 25, the 7th valve 27 are closed；
Two: the second air port 13 of operating condition, third air port 14 are opened, and the 4th air port 15 is closed, and the second exhaust blower 16 is opened, by user
The raised refrigerating medium of 11 heat-exchange temperatures passes through the first surface air cooler 7, is first cooled down by outdoor Cryogenic air, returns plate heat exchanger
9 secondary sides, the circulating chilled water process of 9 primary side of plate heat exchanger are as follows: the leaving water temperature highest of 9 primary side of plate heat exchanger, one
The water outlet of secondary side enters the second surface air cooler 12 by the 7th valve 27, is cooled down in the second surface air cooler 12 by outdoor Cryogenic air,
The cold water that temperature reduces enters 9 primary side of plate heat exchanger using first circulation pump 8 by the 5th valve 25, utilizes low-temperature cold water
The refrigerating medium of secondary side is cooled down in 9 primary side of plate heat exchanger, at this time water-circulating pipe road, the 4th valve 24, the 6th valve
26, the 8th valve 29 is closed, and the 5th valve 25, the 7th valve 27 are opened.
As shown in figure 16, bellows are set in the inlet side of cabinet 1, the first air inlet 6 is set on bellows, first
First surface air cooler 7 is set on air inlet 6, inlet box is arranged between 7 air side in 1 inlet side of cabinet and the first surface air cooler,
The six, the 7th air ports 21,22 are respectively set at the top and bottom of inlet box, tendencies is set in the air inlet of cabinet 1
Mouth 20.One: the six air port 21 of operating condition and the 7th air port 22 are closed, and the 5th air port 20 is opened, and outdoor air passes through the first table
Cooler 7 is pre-chilled, and enters filler chilling spray water using the 5th air port 20；Two: the five air port 20 of operating condition and the 7th air port
22 open, and the 6th air port 21 is closed, and outdoor air is directly entered filler chilling spray water and produces cold water；Operating condition three: the five
Air port 20 and the 7th air port 22 are closed, and the 6th air port 21 is opened, and the second exhaust blower 16 is opened, and outdoor Cryogenic air passes through the first table
Cooler 7 cools down user side refrigerating medium.
As shown in figure 17,9 primary side outlet of plate heat exchanger is connected to 30 cooling water inlet of mechanical refrigeration unit, goes out
Mouth pipe is connected to spray equipment 4, and 30 chilled water outlet pipe of mechanical refrigeration unit is connected to by second circulation pump 10 and user 11
The outlet of the import of first surface air cooler 7,9 secondary side of plate heat exchanger is connected to the import of 30 chilled water of mechanical refrigeration unit.
The water outlet of 9 primary side of plate heat exchanger is connected to the import of 30 cooling water of mechanical refrigeration unit, 30 cooling water of mechanical refrigeration unit
Water outlet by 2 spraying cooling of filler, the outlet of 30 chilled water side of mechanical refrigeration unit pumps 10 by second circulation and is connected to sky
The import at family 11 is called, the liquid outlet of user 11 is connected to the import of the first surface air cooler 7, the liquid outlet connection of the first surface air cooler 7
The outlet of the import of 9 secondary side of plate heat exchanger, 9 secondary side of plate heat exchanger is connected to the chilled water of mechanical refrigeration unit 30
The refrigerating medium of import, 9 secondary side of plate heat exchanger and 30 chilled water side of mechanical refrigeration unit circulation is anti-icing fluid, passes through increase
The air-conditioning safety of mechanical refrigeration unit 30, user is more secure.
As shown in figure 18, the outlet of 9 primary side of plate heat exchanger is connected to mechanical refrigeration unit by the threeway being arranged
30 cooling water inlet, the cooling water outlet pipe of mechanical refrigeration unit 30 are connected to spray equipment 4, another interface of the threeway
Pipe is connected to 30 cooling water outlet pipe of mechanical refrigeration unit, the connection of 9 secondary side outlet of plate heat exchanger by the 9th valve 31
30 chilled water import of mechanical refrigeration unit, the chilled water outlet pipe of mechanical refrigeration unit 30 followed by the threeway of setting, second
Ring pump 10 and user 11 are connected to the import of the first surface air cooler 7, and wherein another interface of the threeway is connected by the tenth valve 32
The outlet of 9 secondary side of plate heat exchanger.By adjusting the 9th valve 31, make one that 9 primary side of plate heat exchanger is discharged
Point, as the cooling water of mechanical refrigeration unit 30, another part returns to 2 spraying cooling of filler, the cooling of mechanical refrigeration unit 30
Water water outlet return to 2 spraying cooling of filler, by adjust the tenth valve 32, make 9 secondary side of plate heat exchanger be discharged a part into
The chilled water side for entering mechanical refrigeration unit 30 further cools down, and the chilled water water outlet of another cold water and mechanical refrigeration unit 30 is mixed
It closes and supplies air conditioner user later, in this system flow, the mechanical refrigeration unit 30 of configuration section adequately utilizes indirect evaporation
Cooling water installation produces cold water, and mechanical refrigeration unit 30 only serves the effect of supplement refrigeration.
As shown in figure 19, the air-exhausting duct of the first exhaust blower 3 is connected to air-cooled mechanical refrigeration unit outdoor unit heat exchanger 33
The refrigerant import and export pipe of air inlet, outdoor unit heat exchanger 33 is connected to indoor set heat exchanger 34.In going out for the first exhaust blower 3
The condenser of air-cooled mechanical refrigeration unit is set at air port, indirect-evaporation cooling water installations and air-cooled mechanical refrigeration unit are mutually tied
It closes, the air themperature after exchanging heat by filler 2 is also relatively low, is sent into air-cooled mechanical refrigeration unit by the first exhaust blower 3
Air cooled condenser improves the efficiency of air-cooled unit refrigeration unit.
As shown in figure 20, the bellows with the 8th air inlet 35 and exhaust outlet are set positioned at 7 top of the first surface air cooler,
Third surface air cooler 36 is set on 8th air inlet 35, the second exhaust blower 16 is set on exhaust outlet, the first surface air cooler 7 goes out
Mouth pipe is connected to the import of third surface air cooler 36, and outlet is connected to the import of 9 secondary side of plate heat exchanger.Increase third table
There is the 8th air inlet in the inlet side of cooler 36, corresponding third surface air cooler 36, and the air side of third surface air cooler 36 is provided with second row
Blower 16, the purpose for increasing third surface air cooler 36 is mainly: when indirect-evaporation cooling water installations are run in winter, closing board-like change
The water-spray system of hot 9 primary side of device, is cooled down merely with outdoor Cryogenic air by the first surface air cooler 7 and the first exhaust blower 3
The high temperature refrigerating medium of user's tapping side, refrigerating capacity is insufficient, increases third surface air cooler 36 and 16 assisted refrigeration of the second exhaust blower,
The liquid that goes out of first surface air cooler 7 enters the further cooling of third surface air cooler 36, and the refrigerating medium of low temperature passes through plate heat exchanger 9 two times
Side is freezed into user.
As shown in figure 21, second surface air cooler 12 is set in the air side of the first surface air cooler 7, outlet is connected to user
Bypass is arranged in connecting tube of the second circulation pump 10 with user 11 in 11 outlet, and bypass is connected to the second surface air cooler 12
Import.Increase third surface air cooler 36, there is the 8th air inlet in the inlet side of corresponding third surface air cooler 36, and third surface air cooler 36 goes out
Wind side is provided with the second exhaust blower 16, and the purpose for increasing third surface air cooler 36 is mainly: indirect-evaporation cooling water installations are in winter
When operation, the water-spray system of 9 primary side of plate heat exchanger is closed, passes through the first surface air cooler 7, the merely with outdoor Cryogenic air
Two surface air coolers 12 and the first exhaust blower 3 cool down the high temperature refrigerating medium of user's tapping side, and refrigerating capacity is insufficient, increases third table
16 assisted refrigeration of cooler 36 and the second exhaust blower, the liquid out of the first surface air cooler 7 enter third surface air cooler and further cool down, low temperature
Refrigerating medium is freezed by 9 secondary side of plate heat exchanger into user.
As shown in figure 22, bypass is set on the pipeline of 89 side-entrances of connecting plate type heat exchanger of first circulation pump, it is other
Road is connected to the import of the second surface air cooler 12, and outlet is connected to spray equipment 4, the outlet of 9 secondary side of plate heat exchanger
The import of the first surface air cooler 7 is connected to by second circulation pump 10 and user 11.Second surface air cooler 12 is cold by the open type of water tank 5
Water is mainly used for that outdoor air is pre-chilled when summer, and when winter, the water-spray system of 9 primary side of plate heat exchanger is closed,
Outdoor Cryogenic air passes through the first surface air cooler 7 and the cooling refrigerating medium of third surface air cooler 36.
As shown in figure 24, enclosed coil pipe 37 is arranged in the water tank 5 of 7 outlet air side lower part of the first surface air cooler.Enclosed coil pipe 37
Can be set in water tank 5, can play the role of anti-frost protection to the water in water tank 5, when winter operation, user to go out liquid first
By the first surface air cooler 7, the liquid that goes out of the first surface air cooler 7 enters the side in enclosed coil pipe 37 close to 5 bottom of water tank, enclosed coil pipe
37 tapping side is reduced close to the top of water tank 5, the liquid temperature that goes out of enclosed coil pipe 37, by second circulation pump 10, is used for user
11 refrigeration.
As shown in figure 25, user 11 is the unit for being provided with high temperature surface air cooler 39 and low temperature surface air cooler 40, second circulation pump
10 outlet is connected to the import of user's high temperature surface air cooler 39, and outlet is connected to the import of the first surface air cooler 7, the first table
The outlet of cooler 7 is connected to the import of 9 secondary side of plate heat exchanger, and 40 outlet of user's low temperature surface air cooler is connected to Air cooler
The cooling water inlet of tool refrigeration unit 38, cooling water outlet pipe are connected to the import of low temperature surface air cooler 40.Indirect-evaporation cooling
Water installations are combined with air-cooled mechanical refrigeration unit, and user 11 includes high temperature surface air cooler 39 and low temperature surface air cooler 40, plate-type heat-exchange
The high temperature refrigerating medium of 9 secondary side of device is used for 39 precooled air of high temperature surface air cooler, and the low temperature that air-cooled machinery refrigeration unit is produced carries
Cold medium is used for the further cooling air of low temperature surface air cooler 40, reduces by the cooling air themperature of two-stage, is sent into air conditioning area,
Air-cooled machinery is closed when can meet user's refrigeration merely with indirect-evaporation cooling water installations in annual partial time period
Refrigeration unit reduces system energy consumption.
As shown in figure 26, the air inlet phase that the first exhaust blower 3 passes through air-exhausting duct and 38 condenser of air-cooled mechanical refrigeration unit
Connection.Indirect-evaporation cooling water installations are combined with air-cooled mechanical refrigeration unit 38, and the air draft of indirect-evaporation cooling water installations is logical
The aweather condenser of cold machinery refrigeration unit 38, user 11 include high temperature surface air cooler 39 and low temperature surface air cooler 40, plate heat exchanger 9
The high temperature refrigerating medium of secondary side is used for 39 precooled air of high temperature surface air cooler, the low temperature refrigerating that air-cooled machinery refrigeration unit 38 is produced
Medium is used for the further cooling air of low temperature surface air cooler 40, reduces by the cooling air themperature of two-stage, is sent into air conditioning area,
Annual partial time period when can meet user's refrigeration merely with indirect-evaporation cooling water installations, closes air-cooled mechanical system
Cold group 38 reduces system energy consumption.
As shown in figure 27, the lower part of 7 air side of the first surface air cooler is arranged in enclosed coil pipe 37, positioned at the top of water tank 5.Room
Outer air is cooling by the first surface air cooler 7 and then produces cold water by filler 2, and cold water cooling on the outside of enclosed coil pipe 37 is closed
Refrigerating medium in formula coil pipe 37, coil pipe contains cold medium and the outer cold water of coil pipe realizes enclosed heat exchange, is situated between through overcooled refrigerating
Matter is freezed for user, and the liquid that goes out of user enters 7 cooling air of the first surface air cooler, as needed, goes out liquid when enclosed coil pipe 37
Temperature is relatively high, is not able to satisfy user's refrigeration when requiring, can by coil pipe to go out liquid further cold using mechanical refrigeration unit
But, freeze after temperature further decreases for user, improve the air-conditioning safety of user.
As shown in figure 28, it is arranged between 2 air inlet of 7 air side of the first surface air cooler and indirect-evaporation cooling water installations filler
Air duct, the second air port 13 is set on the bottom surface in air duct.By closing the second air port 13, fresh air passes through the first surface air cooler 7
Enter filler 2 after pre-cooling and produce cold water, in partial time period, by opening the second air port 13, fresh air directly passes through the second wind
Mouth 13 produces cold water into filler 2, reduces the exhaust resistance of the first exhaust blower 7, and annual energy consumption reduces.
Claims (27)
1. a kind of indirect-evaporation cooling device of enclosed pre-cooling, it is characterized in that: being arranged in the top of cabinet (1) interior filler (2)
Water tank (5) are arranged in the lower section of filler (2) in first exhaust blower (3) and spray equipment (4), filler (2) and water tank (5) it
Between be arranged on the first air inlet (6) the first surface air cooler (7) be installed, the first outlet pipe of water tank (5) passes through first circulation and pumps
(8) it is connected to the import of plate heat exchanger (9) primary side, outlet is connected to spray equipment (4), plate heat exchanger (9) two
The outlet of secondary side is connected to the import of the first surface air cooler (7) by second circulation pump (10) and user (11), and outlet connects
Then the import of plate heat exchanger (9) secondary side；Or enclosed coil pipe (37) are set in the air side of the first surface air cooler (7),
The outlet of enclosed coil pipe (37) is connected to the import of the first surface air cooler (7) by second circulation pump (10) and user (11),
Outlet is connected to the import of enclosed coil pipe (37), and the outlet of water tank (5) is connected to spray equipment by first circulation pump (8)
(4)。
2. the indirect-evaporation cooling device of enclosed pre-cooling according to claim 1, it is characterized in that: in the first surface air cooler (7)
Air side the second surface air cooler (12) are set, second circulation pump (10) connection user (11) pipeline on bypass is set,
Bypass is connected to the import of the second surface air cooler (12), and outlet is connected on the inlet tube of the first surface air cooler (7).
3. the indirect-evaporation cooling device of enclosed pre-cooling according to claim 2, it is characterized in that: the second surface air cooler (12)
Outlet is connected with the outlet of the first surface air cooler (7).
4. the indirect-evaporation cooling device of enclosed pre-cooling according to claim 1, it is characterized in that: pumping (8) in first circulation
Bypass is set on the pipeline of (9) side-entrances of connecting plate type heat exchanger, bypass is connected to the import of the second surface air cooler (12),
Its outlet is connected to spray equipment (4).
5. the indirect-evaporation cooling device of enclosed pre-cooling according to claim 1, it is characterized in that: being located at the first surface air cooler
(7) bellows are set between air side and cabinet (1), the second exhaust blower (16) is set on the air outlet of bellows, be located at wind
In case, be connected to wind chamber between the first surface air cooler (7) air side and the second surface air cooler (12) inlet side, wind chamber bottom and
The second air port (13) and third air port (14) is respectively set in top, is obliquely installed the 4th air port (15), user wind is intracavitary
(11) outlet is connected to the import of the second surface air cooler (12), and outlet is connected with the import of the first surface air cooler (7).
6. the indirect-evaporation cooling device of enclosed pre-cooling according to claim 5, it is characterized in that: pumping (10) in second circulation
Bypass is set on the pipeline between connection user (11) import, and bypass is connected to the import of the second surface air cooler (12), user
(11) outlet is connected to the import of the first surface air cooler (7), and the outlet of the second surface air cooler (12) is connected to the first surface air cooler
(7) inlet tube.
7. the indirect-evaporation cooling device of enclosed pre-cooling according to claim 5, it is characterized in that: pumping (8) in first circulation
Bypass is set on the pipeline of (9) side-entrances of connecting plate type heat exchanger, bypass is connected to the import of the second surface air cooler (12),
Its outlet is connected to spray equipment (4), and the outlet of plate heat exchanger (9) secondary side passes through second circulation pump (10) and user
(11) it is connected to the import of the first surface air cooler (7), outlet is connected to the import of plate heat exchanger (9) secondary side.
8. the indirect-evaporation cooling device of enclosed pre-cooling according to claim 5, it is characterized in that: pumping (10) in second circulation
It connects and bypass is set on the pipeline of user (11) import, bypass is connected to the second surface air cooler (12) by the first valve (17)
Import, the outlet of user (11) is connected to the import of the first surface air cooler (7) by third valve (19), and passes through setting
Bypass is connected to the outlet of the second surface air cooler (12), and by the way that bypass is arranged on the outlet of user (11), which passes through
Second valve (18) is connected in the bypass of second circulation pump (10) the outlet setting after the first valve (17).
9. the indirect-evaporation cooling device of enclosed pre-cooling according to claim 5, it is characterized in that: pumping (10) in second circulation
It connects and bypass is set on the pipeline of user (11) import, bypass is connected to the second surface air cooler by the first valve (17) and threeway
(12) import, another interface of threeway are connected to the outlet of the first surface air cooler (7), user by the second valve (18)
(11) outlet is connected to the import of the first surface air cooler (7).
10. the indirect-evaporation cooling device of enclosed pre-cooling according to claim 5, it is characterized in that: being located at the second surface air cooler
(12) inlet box is set between air side and cabinet (1) air inlet, be respectively set the 6th at the top and bottom of inlet box,
The 5th air port (20) is arranged in the air inlet of cabinet (1) in 7th air port (21,22).
11. the indirect-evaporation cooling device of enclosed pre-cooling according to claim 10, it is characterized in that: being pumped in second circulation
(10) it connects and bypass is set on the pipeline of user (11) import, bypass is connected to the import of the second surface air cooler (12), user
(11) import of outlet connection the first surface air cooler (7), the outlet of the second surface air cooler (12) and the outlet of user (11)
It is connected.
12. the indirect-evaporation cooling device of enclosed pre-cooling according to claim 10, it is characterized in that: the outlet of user (11)
Pipe is connected to the import of the first surface air cooler (7), and outlet is connected to the import of plate heat exchanger (9) secondary side, first circulation
It pumps and bypass is set on the pipeline of (9) side-entrances of (8) connecting plate type heat exchanger, bypass is connected to the second surface air cooler (12)
Import, outlet are connected to spray equipment (4).
13. the indirect-evaporation cooling device of enclosed pre-cooling according to claim 5, it is characterized in that: being pumped in second circulation
(10) it connects and bypass is set on the pipeline of user (11) import, bypass is connected to the import of the second surface air cooler (12), outlet
Pipe is connected to the import of plate heat exchanger (9) secondary side, and the outlet of user (11) is connected to the import of the first surface air cooler (7),
Its outlet is connected to the outlet of the second surface air cooler (12).
14. the indirect-evaporation cooling device of enclosed pre-cooling according to claim 5, it is characterized in that: the outlet of user (11)
Pipe is connected to the import of the first surface air cooler (7), and outlet is connected to the import of plate heat exchanger (9) secondary side, water tank (5)
Second outlet pipe is connected to the import of the second surface air cooler (12) by third circulating pump (23), passes through the three of setting on outlet
Logical and the 4th valve (24) is connected to spray equipment (4), another interface of threeway is connected to water tank by the 5th valve (25)
(5), the outlet of plate heat exchanger (9) primary side is connected to spray equipment (4) by the threeway and the 6th valve (26) of setting,
Another interface of the threeway is connected to water tank (5) by the 7th valve (27), is arranged partition (28) in water tank (5), will
The lower part of water tank (5) separates, and the water level connection of upper part, the first, second outlet of water tank (5) is connected to by partition
(28) on water tank (5) water outlet separated.
15. the indirect-evaporation cooling device of enclosed pre-cooling according to claim 5, it is characterized in that: the outlet of user (11)
Pipe is connected to the import of the first surface air cooler (7), and outlet is connected to the import of plate heat exchanger (9) secondary side, first circulation
The outlet of pump (8) is connected to the import of plate heat exchanger (9) primary side by threeway, another mouthpiece of threeway passes through the
Six valves (26) are connected to the import of the second surface air cooler (12), and outlet is connected to spray equipment by the 4th valve (24)
(4), the outlet of water tank (5) is connected to the second surface air cooler (12) after the 4th valve (24) by the 5th valve (25)
On outlet, the outlet of plate heat exchanger (9) primary side is connected to spray dress by the threeway and the 8th valve (29) of setting
It sets (4), another mouthpiece of threeway is connected on the inlet tube of the second surface air cooler (12) by the 7th valve (27).
16. the indirect-evaporation cooling device of enclosed pre-cooling according to claim 1, it is characterized in that: the air inlet in cabinet (1)
Bellows are arranged in side, and the first air inlet (6) are arranged on bellows, and the first surface air cooler is arranged on the first air inlet (6)
(7), inlet box is set between cabinet (1) inlet side and the first surface air cooler (7) air side, in the top and bottom of inlet box point
Six, the 7th air ports (21,22) are not set, the 5th air port (20) is set in the air inlet of cabinet (1).
17. the indirect-evaporation cooling device of enclosed pre-cooling according to claim 1, it is characterized in that: plate heat exchanger (9) one
Secondary side outlet pipe is connected to mechanical refrigeration unit (30) cooling water inlet, and outlet is connected to spray equipment (4), mechanical refrigeration
Unit (30) chilled water outlet pipe is connected to the import of the first surface air cooler (7), plate by second circulation pump (10) and user (11)
The outlet of formula heat exchanger (9) secondary side is connected to the import of mechanical refrigeration unit (30) chilled water.
18. the indirect-evaporation cooling device of enclosed pre-cooling according to claim 1, it is characterized in that: plate heat exchanger (9) one
The outlet of secondary side is connected to the cooling water inlet of mechanical refrigeration unit (30), mechanical refrigeration unit (30) by the threeway being arranged
Cooling water outlet pipe be connected to spray equipment (4), another mouthpiece of the threeway is connected to machine by the 9th valve (31)
Tool refrigeration unit (30) cooling water outlet pipe, it is cold that plate heat exchanger (9) secondary side outlet is connected to mechanical refrigeration unit (30)
Freeze water inlet, the chilled water outlet pipe of mechanical refrigeration unit (30) passes through the threeway of setting, second circulation pump (10) and user
(11) it is connected to the import of the first surface air cooler (7), wherein another interface of the threeway is connected to board-like by the tenth valve (32)
The outlet of heat exchanger (9) secondary side.
19. the indirect-evaporation cooling device of enclosed pre-cooling according to claim 1, it is characterized in that: the first exhaust blower (3)
Air-exhausting duct is connected to the air inlet of air-cooled mechanical refrigeration unit outdoor unit heat exchanger (33), the refrigerant of outdoor unit heat exchanger (33)
Import and export pipe is connected to indoor set heat exchanger (34).
20. the indirect-evaporation cooling device of enclosed pre-cooling according to claim 1, it is characterized in that: being located at the first surface air cooler
(7) bellows with the 8th air inlet (35) and exhaust outlet are arranged in top, and third table is arranged on the 8th air inlet (35)
Cooler (36) is arranged the second exhaust blower (16) on exhaust outlet, and the outlet of the first surface air cooler (7) is connected to third surface air cooler
(36) import, outlet are connected to the import of plate heat exchanger (9) secondary side.
21. the indirect-evaporation cooling device of enclosed pre-cooling according to claim 20, it is characterized in that: in the first surface air cooler
(7) the second surface air cooler (12) are arranged in air side, and outlet is connected to the outlet of user (11), pump in second circulation
(10) and in the connecting tube of user (11) bypass is set, and bypass is connected to the import of the second surface air cooler (12).
22. the indirect-evaporation cooling device of enclosed pre-cooling according to claim 21, it is characterized in that: first circulation pump (8)
Bypass is set on the pipeline of (9) side-entrances of connecting plate type heat exchanger, bypass is connected to the import of the second surface air cooler (12),
Its outlet is connected to spray equipment (4), and the outlet of plate heat exchanger (9) secondary side passes through second circulation pump (10) and user
(11) it is connected to the import of the first surface air cooler (7).
23. the indirect-evaporation cooling device of enclosed pre-cooling according to claim 1, it is characterized in that: enclosed coil pipe (37) is set
It sets in the water tank (5) of the first surface air cooler (7) outlet air side lower part.
24. the indirect-evaporation cooling device of enclosed pre-cooling according to claim 1, it is characterized in that: user (11) is setting
There is the unit of high temperature surface air cooler (39) and low temperature surface air cooler (40), the outlet of second circulation pump (10) is connected to user's pyrometric scale
The import of cooler (39), outlet are connected to the import of the first surface air cooler (7), and the outlet of the first surface air cooler (7) is connected to
The import of plate heat exchanger (9) secondary side, user's low temperature surface air cooler (40) outlet are connected to air-cooled mechanical refrigeration unit (38)
Cooling water inlet, cooling water outlet pipe is connected to the import of low temperature surface air cooler (40).
25. the indirect-evaporation cooling device of enclosed pre-cooling according to claim 24, it is characterized in that: the first exhaust blower (3)
It is connected by air-exhausting duct with the air inlet of air-cooled mechanical refrigeration unit (38) condenser.
26. the indirect-evaporation cooling device of enclosed pre-cooling according to claim 1, it is characterized in that: enclosed coil pipe (37) is set
The lower part in the first surface air cooler (7) air side is set, the top of water tank (5) is located at.
27. the indirect-evaporation cooling device of enclosed pre-cooling according to claim 1, it is characterized in that: in the first surface air cooler (7)
Air duct is set between air side and indirect-evaporation cooling water installations filler (2) air inlet, is arranged on the bottom surface in air duct
Two air ports (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201821731908.XU CN209415646U (en) | 2018-10-24 | 2018-10-24 | The indirect-evaporation cooling device of enclosed pre-cooling |
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| CN201821731908.XU CN209415646U (en) | 2018-10-24 | 2018-10-24 | The indirect-evaporation cooling device of enclosed pre-cooling |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110118401A (en) * | 2018-10-24 | 2019-08-13 | 新疆绿色使者空气环境技术有限公司 | The indirect-evaporation cooling device of enclosed pre-cooling |
| US11725835B2 (en) | 2021-01-02 | 2023-08-15 | Vempati Venkata Sundereswar Rao | Energy efficient and refrigerant-free air cooler |
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2018
- 2018-10-24 CN CN201821731908.XU patent/CN209415646U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110118401A (en) * | 2018-10-24 | 2019-08-13 | 新疆绿色使者空气环境技术有限公司 | The indirect-evaporation cooling device of enclosed pre-cooling |
| US11725835B2 (en) | 2021-01-02 | 2023-08-15 | Vempati Venkata Sundereswar Rao | Energy efficient and refrigerant-free air cooler |
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