CN105864936A - Dry type indirect evaporation refrigeration method and device - Google Patents
Dry type indirect evaporation refrigeration method and device Download PDFInfo
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- CN105864936A CN105864936A CN201610275141.3A CN201610275141A CN105864936A CN 105864936 A CN105864936 A CN 105864936A CN 201610275141 A CN201610275141 A CN 201610275141A CN 105864936 A CN105864936 A CN 105864936A
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F5/00—Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater
- F24F5/0007—Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater cooling apparatus specially adapted for use in air-conditioning
- F24F5/0035—Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater cooling apparatus specially adapted for use in air-conditioning using evaporation
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/30—Arrangement or mounting of heat-exchangers
Abstract
The invention relates to the technical field of air conditioner heat exchange methods and devices, in particular to a dry type indirect evaporation refrigeration method and device. The dry type indirect evaporation refrigeration method comprises the step that at least one heat exchange unit is included; the dry type indirect evaporation refrigeration device is high in heat exchange safety and heat exchange efficiency, and heat exchange of output air and process air can achieve the energy recycling aim; direct contact type heat exchangers and air-air heat exchangers which are mutually independent ensure air tightness, and the phenomenon that due to water leakage of the air-air heat exchangers, the air-air heat exchanges are rusted, and the heat exchange efficiency is affected is avoided; meanwhile, the air distribution effect is achieved, and the heat exchange is further improved; and the evaporation refrigeration device is used for an air conditioner unit, the requirements that a miniaturization unit is small in size, and the heat exchange efficiency is high are fully met, the direct contact type heat exchangers and the air-air heat exchangers are reasonably arranged according to requirements of the miniaturization unit, the whole structure is reasonable and compact in layout, and use is convenient.
Description
Technical field
The present invention relates to heat change method and the device technique field of air-conditioning, be a kind of method of dry type indirect evaporation refrigerating
And device.
Background technology
Traditional indirect evaporating-cooling air-conditioning device used in Evaporative Cooling Air Conditioning field uses composite heat exchanger, should
Heat exchanger is monolithic construction, and the heat exchanger of monolithic construction usually because of the reason that sealing is inadequate, causes this heat exchange side
Formula and heat exchanger are susceptible to the seepage of recirculated water, and the safety causing heat exchanger is inadequate, and heat exchanger also gets rusty easily so that changing
Resistance to heat increases, and when circulating water quality is the highest, heat exchanger is susceptible to blocking, thus affects heat exchange efficiency.
Summary of the invention
The invention provides the method and device of a kind of dry type indirect evaporation refrigerating, overcome above-mentioned prior art no
Foot, its heat exchanger of monolithic construction that can effectively solve to be used at present is usually because the reason that sealing is inadequate makes heat exchange pacify
The full problem that property is the highest, heat exchange efficiency is low and air-conditioning apparatus structure is the compactest.
One of technical scheme is realized by following measures: the side of a kind of dry type indirect evaporation refrigerating
Method, including the heat exchange unit of at least one, each heat exchange unit includes that direct contact heat transfer system and dividing wall type change
Hot systems；Direct contact heat transfer system includes direct-contact heat exchanger, technique wind and Sprayer Circulation water, wall-type heat exchange system
System includes air-to-air heat exchanger, output wind and technique wind, air-to-air heat exchanger one output wind corresponding, Mei Gere
Direct contact heat transfer system and wall-type heat exchange system mutually correspondence in crosspoint are the most separate, each heat exchange list
Direct-contact heat exchanger in unit is the most corresponding with air-to-air heat exchanger the most separate；Wherein, dry type indirect evaporation system
Cold method is carried out as follows: technique wind sequentially passes through the direct-contact heat exchanger of at least, technique wind and spray
Recirculated water carries out direct contact heat transfer, the work after each direct contact heat transfer successively in every direct-contact heat exchanger
Ethics and practice and corresponding per share output wind carry out dry type indirect heat exchange at air-to-air heat exchanger, and technique wind is through at least one
After the heat of secondary absorption output wind, temperature raises and discharges, and the output wind after technique air cooling delivers to desired zone.
Further optimization and/or improvements to foregoing invention technical scheme one of are presented herein below:
Above-mentioned technique wind and Sprayer Circulation water carry out cross-current direct contact heat transfer, or technique wind carries out inverse with Sprayer Circulation water
Flow direct contact heat transfer, or technique wind carries out following current direct contact heat transfer with Sprayer Circulation water.
Above-mentioned including two heat exchange units, technique wind sequentially passes through two direct-contact heat exchangers, technique wind and spray
Drench recirculated water and in every direct-contact heat exchanger, carry out direct contact heat transfer successively, after each direct contact heat transfer
Technique wind and corresponding per share output wind carry out dry type indirect heat exchange at air-to-air heat exchanger and respectively obtain the first output
Wind and the second output wind.
When the wind direction of above-mentioned output wind is horizontal direction, the wind direction of technique wind is the horizontal direction vertical with output wind wind direction
Or vertical with output wind wind direction from top to bottom or vertical from bottom to top with output wind wind direction；Or, the wind direction of technique wind is level
Time, the wind direction of output wind be the horizontal direction vertical with technique wind direction or vertical with technique wind wind direction from top to bottom or and technique
Wind wind direction is vertical from bottom to top.
Above-mentioned also including a heat exchange unit, the second output wind is as the low temperature process wind of this heat exchange unit, low temperature
Technique wind direct-contact heat exchanger in this heat exchange unit carries out direct contact heat transfer with Sprayer Circulation water, first
Output wind enters in this heat exchange unit and low temperature process wind after direct contact heat transfer is at the air-sky of this heat exchange unit
Gas heat exchanger carries out dry type indirect heat exchange and obtains the output wind that temperature is lower.
When the wind direction of above-mentioned first output wind and the second output wind is vertical direction, technique wind and the wind direction of low temperature process wind
For horizontal direction；Or, when the wind direction of the first output wind and the second output wind is horizontal direction: the wind direction of technique wind is Vertical Square
It is the horizontal direction vertical with the first output wind and the second output wind wind direction to, the wind direction of low temperature process wind, or, the wind of technique wind
To being vertical direction for producing the horizontal direction of air outlet vertical, the wind direction of low temperature process wind with the first output wind and second.
The two of technical scheme are realized by following measures: the dress of a kind of dry type indirect evaporation refrigerating
Putting, including the heat exchange unit of at least one, each heat exchange unit includes that direct-contact heat exchanger and air-air change
Hot device, the direct-contact heat exchanger in each heat exchange unit is the most corresponding with air-to-air heat exchanger the most separate, directly
Sprayer Circulation aquaporin and technique wind passage, the Sprayer Circulation in direct-contact heat exchanger it is provided with in connecing contact heat exchanger
Aquaporin and technique wind passage intersect and arrange or be arranged in parallel；The product of mutually isolation it is provided with in air-to-air heat exchanger
Air-out passage and technique wind passage, produce air-out passage and technique wind passage and intersect setting；Direct-contact heat exchanger and sky
Gas-air heat exchanger is the most separate, the technique wind passage phase of direct-contact heat exchanger and air-to-air heat exchanger
Connection, produces air-out passage and is isolated with Sprayer Circulation aquaporin.
Be presented herein below to foregoing invention technical scheme two further optimization and/or improvements:
Above-mentioned direct-contact heat exchanger and air-to-air heat exchanger are horizontally disposed with, or air-to-air heat exchanger with directly contact
Formula heat exchanger is setting up and down.
Above-mentioned being between direct-contact heat exchanger and air-to-air heat exchanger is mutually adjacent to, or, direct contact type
Between heat exchanger and air-to-air heat exchanger separately；Or/and, between direct-contact heat exchanger and air-to-air heat exchanger
There is angle.
In heat exchange unit more than above-mentioned two, all of direct-contact heat exchanger and air-to-air heat exchanger are successively
It is arranged alternately.
Above-mentioned include that two heat exchange units are respectively the first heat exchange unit and the second heat exchange unit.
Above-mentioned also include that a heat exchange unit is the 3rd heat exchange unit: the 3rd heat exchange unit is arranged on the second heat and hands over
Change the left of unit or right above or below or front or behind, the product air-out passage of the first heat exchange unit and the 3rd heat
The technique wind passage of crosspoint is connected, the second heat exchange unit produce air-out passage and the output wind of the 3rd heat exchange unit
Passage is connected；Or/and, the 3rd heat exchange unit be arranged on the left of the first heat exchange unit or right or above or below or
Front or behind, the product air-out passage producing air-out passage and the 3rd heat exchange unit of the first heat exchange unit be connected, second
The technique wind passage producing air-out passage and the 3rd heat exchange unit of heat exchange unit is connected.
The heat exchange safety of the device of the dry type indirect evaporation refrigerating in the present invention is high, and heat exchange efficiency is high, output wind and work
The heat-energy transducer of ethics and practice reaches the purpose of energy regenerating, separate direct-contact heat exchanger and air-to-air heat exchanger to be protected
Demonstrate,prove air-tightness, it is to avoid corrosion affects heat exchange efficiency to air-air-water-to-water heat exchanger because of water seepage, has the work of even wind simultaneously
With, increase heat exchange efficiency further, the device of the dry type indirect evaporation refrigerating of the present invention is used for air conditioning unit can be the most satisfied
Miniaturization unit volume is little, the requirement that heat exchange efficiency is high, direct-contact heat exchanger and the arrangement of air-to-air heat exchanger
Reasonable Arrangement can be needed so that integral structure layout is the compactest, it is simple to use according to miniaturization unit.
Accompanying drawing explanation
Accompanying drawing 1 is embodiment 1 in the present invention, embodiment 7, embodiment 8, embodiment 9 and the structural representation of embodiment 13.
Accompanying drawing 2 is embodiment 1 in the present invention, embodiment 7, embodiment 8, embodiment 9 and the structural representation of embodiment 14.
Accompanying drawing 3 is embodiment 1 in the present invention, embodiment 7, embodiment 8, embodiment 9 and the structural representation of embodiment 15.
Accompanying drawing 4 is embodiment 1 in the present invention, embodiment 7, embodiment 8, embodiment 9 and the structural representation of embodiment 16.
Accompanying drawing 5 is embodiment 1 in the present invention, embodiment 7, embodiment 8, embodiment 9 and the structural representation of embodiment 17.
Accompanying drawing 6 is embodiment 1 in the present invention, embodiment 3, embodiment 7, embodiment 8, embodiment 9, embodiment 10, implements
Example 11 and the structural representation of embodiment 18.
Accompanying drawing 7 is embodiment 1 in the present invention, embodiment 3, embodiment 7, embodiment 8, embodiment 9, embodiment 10, implements
Example 11 and the structural representation of embodiment 19.
Accompanying drawing 8 is embodiment 1 in the present invention, embodiment 3, embodiment 7, embodiment 8, embodiment 9, embodiment 10, implements
Example 11 and the structural representation of embodiment 20.
Accompanying drawing 9 is embodiment 10 in the present invention, embodiment 11 embodiment 12 and the structural representation of embodiment 21.
Accompanying drawing 10 is that in the present invention, air-to-air heat exchanger is the embodiment 1 of tubular air-air heat exchanger, embodiment
7, embodiment 8, embodiment 9 and the structural representation of embodiment 13.
Accompanying drawing 11 is that in the present invention, air-to-air heat exchanger is the embodiment 1 of tubular air-air heat exchanger, embodiment
7, embodiment 8, embodiment 9 and the structural representation of embodiment 15.
Accompanying drawing 12 is that in the present invention, air-to-air heat exchanger is the embodiment 1 of tubular air-air heat exchanger, embodiment
3, embodiment 7, embodiment 8, embodiment 9, embodiment 10, embodiment 11 and the structural representation of embodiment 18.
It is output wind that coding in accompanying drawing is respectively as follows: 1, and 2 is technique wind, and 3 is direct-contact heat exchanger, and 4 is air-sky
Gas heat exchanger, 5 is low temperature process wind, and 6 is the first output wind, and 7 is the second output wind.
Detailed description of the invention
The present invention is not limited by following embodiment, can determine specifically according to technical scheme and practical situation
Embodiment.
In the present invention, for the ease of describing, the description of the relative position relation of each parts is all according to Figure of description 1
Butut mode be described, such as: the position relationship of upper and lower, left and right etc. is based on the Butut direction of Figure of description to be come
Determine.
Below in conjunction with embodiment and accompanying drawing, the invention will be further described:
Embodiment 1, as shown in accompanying drawing 1,2,3,4,5,6,7,8, the method for this dry type indirect evaporation refrigerating includes at least one
Heat exchange unit, each heat exchange unit includes direct contact heat transfer system and wall-type heat exchange system；Direct contact type
Heat-exchange system includes direct-contact heat exchanger 3, technique wind 2 and Sprayer Circulation water, and wall-type heat exchange system includes air-air
Heat exchanger 4, output wind 1 and technique wind 2, air-to-air heat exchanger 4 one output wind 1 corresponding, in each heat exchange unit
Direct contact heat transfer system and wall-type heat exchange system mutually correspondence the most separate, direct in each heat exchange unit
Contact heat exchanger 3 is corresponding the most separate with air-to-air heat exchanger 4；Wherein, the method for dry type indirect evaporation refrigerating
Carry out as follows: technique wind 2 sequentially passes through the direct-contact heat exchanger 3 of at least, technique wind 2 and Sprayer Circulation water
Direct contact heat transfer, the technique wind 2 after each direct contact heat transfer is carried out successively in every direct-contact heat exchanger 3
Carrying out dry type indirect heat exchange with corresponding per share output wind 1 at air-to-air heat exchanger 4, technique wind 2 is through at least one times
After absorbing the heat of output wind 1, temperature raises and discharges, and the output wind 1 after technique wind 2 cools down delivers to desired zone.
Technique wind 2 after Sprayer Circulation water for cooling carry out with output wind 1 again heat exchange direct contact heat transfer system and
Wall-type heat exchange system is separate, and direct-contact heat exchanger 3 is separate with air-to-air heat exchanger 4, it is achieved that output
Wind 1 and technique wind 2 are the heat exchange of air and air, and heat exchange safety is high, heat exchange efficiency is high.
Every time the technique wind 2 after direct contact heat transfer with corresponding per share output wind 1 at air-to-air heat exchanger
4 carry out dry type indirect heat exchange, owing to the temperature of the technique wind 2 after each direct contact heat transfer is different, therefore can obtain not
Synthermal output wind 1, during actual application, delivers to the region of required different temperatures respectively by the output wind 1 of these different temperatures,
Realize the cascade utilization of energy, make full use of energy, it is to avoid the waste of energy.
Air-to-air heat exchanger 4 is plate-fin heat exchanger, or pipe heat exchanger, or plate type heat exchanger, or band-tube type heat exchange
Device, or heat-pipe heat exchanger.
Embodiment 2, as the optimization of embodiment 1, as required, it is direct that technique wind 2 and Sprayer Circulation water carry out cross-current
Contact heat exchange, or technique wind 2 and Sprayer Circulation water carries out adverse current direct contact heat transfer, or technique wind 2 and Sprayer Circulation water
Carry out following current direct contact heat transfer.Technique wind 2 and Sprayer Circulation water are the heat exchange of air and water, and heat exchange efficiency is high.
Embodiment 3, as embodiment 1 and the optimization of embodiment 2, as shown in accompanying drawing 6,7,8, including two heat exchange lists
Unit, technique wind 2 sequentially passes through two direct-contact heat exchangers 3, and technique wind 2 directly contacts at every successively with Sprayer Circulation water
Formula heat exchanger 3 carries out direct contact heat transfer, the technique wind 2 after each direct contact heat transfer and corresponding per share product
Air-out 1 carries out dry type indirect heat exchange at air-to-air heat exchanger 4 and respectively obtains the first output wind 6 and the second output wind 7.
Embodiment 4, as embodiment 1, embodiment 2 and the optimization of embodiment 3, as required, the wind direction of output wind 1 is water
Square to time, the wind direction of technique wind 2 be the horizontal direction vertical with output wind 1 wind direction or vertical with output wind 1 wind direction from upper and
Lower or vertical from bottom to top with output wind 1 wind direction；Or, when the wind direction of technique wind 2 is level, the wind direction of output wind 1 is and work
Horizontal direction that ethics and practice 2 direction is vertical or vertical with technique wind 2 wind direction from top to bottom or vertical with technique wind 2 wind direction from lower and
On.According to different air conditioning unit formal character output wind 1 wind directions different from technique wind 2.
Embodiment 5, as the optimization of embodiment 3, as shown in Figure 9, also includes a heat exchange unit, the second output wind
7 as the low temperature process wind 5 of this heat exchange unit, the low temperature process wind 5 direct-contact heat exchanger 3 in this heat exchange unit
In carry out direct contact heat transfer with Sprayer Circulation water, the first output wind 6 enters in this heat exchange unit and direct contact type is changed
Low temperature process wind 5 after heat carries out dry type indirect heat exchange in the air-to-air heat exchanger 4 of this heat exchange unit and obtains temperature more
Low output wind 1.
Embodiment 6, as the optimization of embodiment 5, as required, the wind direction of the first output wind 6 and the second output wind 7 is vertical
Nogata to time, the wind direction of technique wind 2 and low temperature process wind 5 is horizontal direction；Or, the first output wind 6 and the second output wind 7
When wind direction is horizontal direction: the wind direction of technique wind 2 be vertical direction, low temperature process wind 5 wind direction for the first output wind 6 and the
The horizontal direction that two output wind 7 wind directions are vertical, or, the wind direction of technique wind 2 is vertical with the first output wind 6 and the second output wind 7
Horizontal direction, the wind direction of low temperature process wind 5 be vertical direction.According to different air conditioning unit formal character the first outputs
Wind 6 and the second output wind 7 and the different wind direction of low temperature process wind 5.
Embodiment 7, as shown in accompanying drawing 1,2,3,4,5,6,7,8, the dry type of the method for this enforcement dry type indirect evaporation refrigerating
The device of indirect evaporation refrigerating includes that the heat exchange unit of at least one, each heat exchange unit include direct contact heat transfer
Device 3 and air-to-air heat exchanger 4, the direct-contact heat exchanger 3 in each heat exchange unit and air-to-air heat exchanger 4 phase
Correspondence is the most separate mutually, is provided with Sprayer Circulation aquaporin and technique wind passage, directly contacts in direct-contact heat exchanger 3
Sprayer Circulation aquaporin and technique wind passage in formula heat exchanger 3 intersect and arrange or be arranged in parallel；Air-to-air heat exchanger
It is provided with product air-out passage and the technique wind passage of mutually isolation in 4, produces air-out passage and technique wind passage intersects setting；
Direct-contact heat exchanger 3 and air-to-air heat exchanger 4 are the most separate, and direct-contact heat exchanger 3 and air-
The technique wind passage of air heat exchanger 4 is connected, and produces air-out passage and is isolated with Sprayer Circulation aquaporin.Air-air heat exchange
Device 4 is independent plate type heat exchanger, has rational sheet spacing, and heat exchange efficiency is high；Direct-contact heat exchanger 3 is air and water
Heat exchange, heat exchange efficiency is high, and air-to-air heat exchanger 4 realizes the heat exchange of air-air, uses separate direct contact
Formula heat exchanger 3 and air-to-air heat exchanger 4, it is to avoid using all-in-one-piece heat exchanger to carry out heat exchange, heat-exchanger rig safety is high,
The most fully meet the requirement that miniaturization unit volume is little, heat exchange efficiency is high；Produce air-out passage and technique wind passage is completely isolated, that
This interval, it is ensured that the air-tightness of the device of dry type indirect evaporation refrigerating, the wind drained from indoor enters this dress as technique wind 2
Putting inside, new air intake is output wind 1, utilizes the energy process output wind 1 of technique wind 2, thus reaches the purpose of energy regenerating；Many
Individual heat exchange unit can increase the air output of output wind 1
Embodiment 8, as the optimization of embodiment 7, as shown in accompanying drawing 1,2,3,5,6,7,8, direct-contact heat exchanger 3 and sky
Gas-air heat exchanger 4 is horizontally disposed with, or air-to-air heat exchanger 4 and direct-contact heat exchanger 3 setting up and down.Can basis
Actual arrangement needs to select direct-contact heat exchanger 3 and air-to-air heat exchanger 4 to be horizontally disposed with or setting up and down.
Embodiment 9, as embodiment 7 and the optimization of embodiment 8, as shown in accompanying drawing 1,2,3,4,5,6,7,8, is directly
Mutually it is adjacent between contact heat exchanger 3 and air-to-air heat exchanger 4, or, direct-contact heat exchanger 3 and air-air
Between heat exchanger 4 separately, or/and, there is angle between direct-contact heat exchanger 3 and air-to-air heat exchanger 4.Directly connect
Between touch heat exchanger 3 and air-to-air heat exchanger 4 separately, it is possible to play even wind effect, increase heat exchange efficiency further,
Further, between direct-contact heat exchanger 3 and air-to-air heat exchanger 4 separately, it is possible to avoid technique wind by direct contact type
Moisture in heat exchanger 3 is brought in air-to-air heat exchanger 4, is prevented effectively from air-to-air heat exchanger 4 corrosion of metal material,
Equipment safety is high, and service life is long.
Embodiment 10, as embodiment 7, embodiment 8 and the optimization of embodiment 9, as shown in accompanying drawing 6,7,8,9, two with
On heat exchange unit in all of direct-contact heat exchanger 3 and air-to-air heat exchanger 4 be arranged alternately successively.
Embodiment 11, as embodiment 7, embodiment 8, embodiment 9 and the optimization of embodiment 10, such as accompanying drawing 6,7,8,9 institute
Show, be respectively the first heat exchange unit and the second heat exchange unit including two heat exchange units.
Embodiment 12, as the optimization of embodiment 11, as shown in Figure 9, also includes that a heat exchange unit is the 3rd heat
Crosspoint: the 3rd heat exchange unit be arranged on the left of the second heat exchange unit or right above or below or front or after
The technique wind passage of side, the product air-out passage of the first heat exchange unit and the 3rd heat exchange unit is connected, the second heat exchange list
The product air-out passage producing air-out passage and the 3rd heat exchange unit of unit is connected, or/and, the 3rd heat exchange unit is arranged on the
The left of one heat exchange unit or right or above or below or front or behind, the first heat exchange unit product air-out passage with
3rd heat exchange unit produce air-out passage be connected, the second heat exchange unit produce air-out passage and the 3rd heat exchange unit
Technique wind passage is connected.First output wind 6 is as the low temperature process wind of the 3rd heat exchange unit, and low temperature process wind is in the 3rd warm
Carry out direct contact heat transfer in direct-contact heat exchanger 3 in crosspoint with Sprayer Circulation water, the second output wind 7 is with straight
Connect the low temperature process wind 5 after contact heat exchange to go successively to the air-to-air heat exchanger 4 in the 3rd heat exchange unit is done
Formula indirect heat exchange obtains the output wind that temperature is lower.
Embodiment 13, as it is shown in figure 1, the device of this dry type indirect evaporation refrigerating includes a heat exchange unit, heat exchange
Unit includes direct-contact heat exchanger 3 and air-to-air heat exchanger 4, direct-contact heat exchanger 3 and air-air heat exchange
Device 4 is horizontally disposed with and direct-contact heat exchanger 3 is positioned at the right side of air-to-air heat exchanger 4, direct-contact heat exchanger 3
Inside being provided with the technique wind passage of vertical Sprayer Circulation aquaporin and level, it is vertical to be provided with in air-to-air heat exchanger 4
Produce air-out passage and the technique wind passage of level, produce air-out passage and technique wind passage is isolated, direct-contact heat exchanger 3
Technique wind passage is connected with the technique wind passage of air-to-air heat exchanger, produces air-out passage and is separated by with Sprayer Circulation aquaporin
Absolutely；The device output wind 1 of this dry type indirect evaporation refrigerating trend for from top to bottom, the trend of technique wind 2 be level from the right side extremely
A left side, technique wind 2 carries out a direct contact heat transfer in direct-contact heat exchanger 3 with Sprayer Circulation water, through directly connecing
Technique wind 2 after touch heat exchange enters air-to-air heat exchanger 4 and carries out dry type indirect heat exchange with output wind 1, and technique wind 2 passes through
After absorbing the heat of output wind 1, temperature raises and discharges, and the output wind 1 after technique wind 2 cools down delivers to desired zone, wherein,
Technique wind 2 and Sprayer Circulation water carry out cross-current direct contact heat transfer.
Embodiment 14, as in figure 2 it is shown, be with the difference of embodiment 13, direct-contact heat exchanger 3 and air-
Air heat exchanger 4 is horizontally disposed with separately；The trend of the device output wind 1 of this dry type indirect evaporation refrigerating be from top to bottom, work
The trend of ethics and practice 2 is that level is from right-to-left.
Embodiment 15, as it is shown on figure 3, be with the difference of embodiment 13 and embodiment 14, direct contact heat transfer
Mutually it is adjacent between device 3 and air-to-air heat exchanger 4 be horizontally disposed with；Walking of the device output wind 1 of this dry type indirect evaporation refrigerating
To for level from back to front, the trend of technique wind 2 be that level is from right-to-left.
Embodiment 16, as shown in Figure 4, is with the difference of embodiment 13, embodiment 14 and embodiment 15, directly connects
There is angle between touch heat exchanger 3 and air-to-air heat exchanger 4 and be horizontally disposed with；The device of this dry type indirect evaporation refrigerating produces
Air-out 1 trend for from top to bottom, the trend of technique wind 2 be from rear to left.
Embodiment 17, as it is shown in figure 5, exist with the difference of embodiment 13, embodiment 14, embodiment 15 and embodiment 16
In, setting up and down between direct-contact heat exchanger 3 and air-to-air heat exchanger 4, and direct-contact heat exchanger 3 is positioned at
The lower section of air-to-air heat exchanger 4；The trend of the device output wind 1 of this dry type indirect evaporation refrigerating is that level is from right-to-left, work
Ethics and practice 2 is entered by the both sides of direct-contact heat exchanger 3, and the technique wind 2 trend in direct-contact heat exchanger 3 is for from lower
On, technique wind 2 and Sprayer Circulation water carry out adverse current direct contact heat transfer.Technique wind 2 and Sprayer Circulation water carry out adverse current directly
Contact heat exchange cooling-down effect is best.
Embodiment 18, as shown in Figure 6, is with the difference of embodiment 13, embodiment 14 and embodiment 15, this dry type
The device of indirect evaporation refrigerating includes two heat exchange units, all of direct-contact heat exchanger 3 in two heat exchange units
Arrange with air-to-air heat exchanger 4 successively alternating horizontal, all of direct-contact heat exchanger 3 and air-to-air heat exchanger 4
Technique wind passage be connected；The trend of the device output wind 1 of this dry type indirect evaporation refrigerating for from top to bottom, technique wind 2
Trend carries out cross-current direct contact heat transfer for level from right-to-left, technique wind 2 and Sprayer Circulation water.
Embodiment 19, as it is shown in fig. 7, be with the difference of embodiment 18, all of direct-contact heat exchanger 3 He
Air-to-air heat exchanger 4 is horizontally disposed with separately.
Embodiment 20, as shown in Figure 8, is with the difference of embodiment 18 and embodiment 19, all of direct contact
Mutually it is adjacent to alternating horizontal between formula heat exchanger 3 and air-to-air heat exchanger 4 arrange；The device of this dry type indirect evaporation refrigerating
Output wind 1 trend for from back to front, the trend of technique wind 2 be that level is from right-to-left.
Embodiment 21, as it is shown in figure 9, be with the difference of embodiment 18, embodiment 19 and embodiment 20, left side
Heat exchange unit is the first heat exchange unit, and the heat exchange unit on right side is the second heat exchange unit, also includes a heat exchange
Unit is the 3rd heat exchange unit, and the 3rd heat exchange unit is arranged on the top of the first heat exchange unit, the first heat exchange unit
With the left alignment of the 3rd heat exchange unit, the product air-out passage of the second heat exchange unit and the technique wind of the 3rd heat exchange unit
Passage is connected；The output wind 1 of the second heat exchange unit is as the low temperature process wind 5 of the 3rd heat exchange unit, low temperature process wind 5
Direct-contact heat exchanger 3 in the 3rd heat exchange unit carries out direct contact heat transfer with Sprayer Circulation water, the first heat
The output wind 1 of crosspoint goes successively in the 3rd heat exchange unit and low temperature process wind 5 after direct contact heat transfer is at sky
Gas-air heat exchanger 4 carries out dry type indirect heat exchange and obtains the output wind 1 that temperature is lower.
The device heat exchange of the dry type indirect evaporation refrigerating in the present invention realizes the heat exchange between air-air, and safety is high,
Its air-to-air heat exchanger 4 heat exchange efficiency is high；Produce air-out passage and the isolation of technique wind passage intersects, be spaced apart from each other, utilize work
The energy pretreatment output wind of ethics and practice, thus reach the purpose of energy regenerating, produce air-out passage and technique wind feeder connection edge
Seal reliable with outlet edge, it is ensured that the air-tightness of the device of dry type indirect evaporation refrigerating, and further will directly connect
Touch heat exchanger 3 is spaced apart with air-to-air heat exchanger 4, can play even wind action, increases heat exchange efficiency further, will
Fully to meet miniaturization unit volume little for air conditioning unit for the device of the dry type indirect evaporation refrigerating of the present invention, and heat exchange efficiency is high
Requirement, the arrangement of direct-contact heat exchanger and air-to-air heat exchanger 4 can according to miniaturization unit need close
Removing the work is put so that integral structure layout is the compactest, it is simple to use.
Above technical characteristic constitutes embodiments of the invention, and it has stronger adaptability and implementation result, can basis
It is actually needed the non-essential technical characteristic of increase and decrease, meets the demand of different situations.
Claims (15)
1. the method for a dry type indirect evaporation refrigerating, it is characterised in that include that the heat exchange unit of at least one, each heat are handed over
Change unit and include direct contact heat transfer system and wall-type heat exchange system；Direct contact heat transfer system includes directly contacting
Formula heat exchanger, technique wind and Sprayer Circulation water, wall-type heat exchange system includes air-to-air heat exchanger, output wind and technique wind,
One air-to-air heat exchanger one output wind corresponding, the direct contact heat transfer system in each heat exchange unit and partition
Formula heat-exchange system mutually correspondence is the most separate, and the direct-contact heat exchanger in each heat exchange unit changes with air-air
Hot device mutually correspondence is the most separate；Wherein, the method for dry type indirect evaporation refrigerating is carried out as follows: technique wind warp successively
Crossing the direct-contact heat exchanger of at least, technique wind enters successively with Sprayer Circulation water in every direct-contact heat exchanger
Row direct contact heat transfer, the technique wind after each direct contact heat transfer and corresponding per share output wind are at air-sky
Gas heat exchanger carries out dry type indirect heat exchange, and technique wind temperature after absorbing the heat of output wind at least one times raises discharges, warp
Cross the output wind after technique air cooling and deliver to desired zone.
The method of dry type indirect evaporation refrigerating the most according to claim 1, it is characterised in that technique wind and Sprayer Circulation water
Carry out cross-current direct contact heat transfer, or technique wind carries out adverse current direct contact heat transfer, or technique wind with Sprayer Circulation water
Following current direct contact heat transfer is carried out with Sprayer Circulation water.
The method of dry type indirect evaporation refrigerating the most according to claim 1 and 2, it is characterised in that include two heat exchange lists
Unit, technique wind sequentially passes through two direct-contact heat exchangers, and technique wind and Sprayer Circulation water are successively every direct contact type
Heat exchanger carries out direct contact heat transfer, the technique wind after each direct contact heat transfer and corresponding per share output wind
Carry out dry type indirect heat exchange at air-to-air heat exchanger and respectively obtain the first output wind and the second output wind.
The method of dry type indirect evaporation refrigerating the most according to claim 1 and 2, it is characterised in that the wind direction of output wind is water
Square to time, the wind direction of technique wind be the horizontal direction vertical with output wind wind direction or vertical with output wind wind direction from top to bottom or
Vertical from bottom to top with output wind wind direction；Or, when the wind direction of technique wind is level, the wind direction of output wind is and technique wind direction
Vertical horizontal direction or vertical with technique wind wind direction from top to bottom or vertical from bottom to top with technique wind wind direction.
The method of dry type indirect evaporation refrigerating the most according to claim 3, it is characterised in that the wind direction of output wind is level
During direction, the wind direction of technique wind be the horizontal direction vertical with output wind wind direction or vertical with output wind wind direction from top to bottom or with
Output wind wind direction is vertical from bottom to top；Or, when the wind direction of technique wind is level, the wind direction of output wind is to hang down with technique wind direction
Straight horizontal direction or vertical with technique wind wind direction from top to bottom or vertical from bottom to top with technique wind wind direction.
The method of dry type indirect evaporation refrigerating the most according to claim 3, it is characterised in that also include a heat exchange list
Unit, the second output wind is as the low temperature process wind of this heat exchange unit, low temperature process wind directly connecing in this heat exchange unit
Carry out direct contact heat transfer in touch heat exchanger with Sprayer Circulation water, the first output wind enters in this heat exchange unit with direct
Low temperature process wind after contact heat exchange carries out dry type indirect heat exchange in the air-to-air heat exchanger of this heat exchange unit and obtains
The output wind that temperature is lower.
The method of dry type indirect evaporation refrigerating the most according to claim 6, it is characterised in that the first output wind and second produces
When the wind direction of air-out is vertical direction, the wind direction of technique wind and low temperature process wind is horizontal direction；Or, the first output wind and
When the wind direction of two output wind is horizontal direction: the wind direction of technique wind be vertical direction, low temperature process wind wind direction for and first produce
The horizontal direction that air-out is vertical with the second output wind wind direction, or, the wind direction of technique wind is and the first output wind and the second output wind
Vertical horizontal direction, the wind direction of low temperature process wind are vertical direction.
8. an enforcement is indirect according to the dry type of the method for the dry type indirect evaporation refrigerating described in claim 1 or 2 or 3 or 4 or 5
The device of sweat cooling, it is characterised in that include that the heat exchange unit of at least one, each heat exchange unit include directly connecing
Touch heat exchanger and air-to-air heat exchanger, the direct-contact heat exchanger in each heat exchange unit and air-air heat exchange
Device mutually correspondence is the most separate, is provided with Sprayer Circulation aquaporin and technique wind passage, directly in direct-contact heat exchanger
Sprayer Circulation aquaporin and technique wind passage in contact heat exchanger intersect and arrange or be arranged in parallel；Air-air changes
It is provided with product air-out passage and the technique wind passage of mutually isolation in hot device, produces air-out passage and technique wind passage intersects and sets
Put；Direct-contact heat exchanger and air-to-air heat exchanger are the most separate, and direct-contact heat exchanger and air-
The technique wind passage of air heat exchanger is connected, and produces air-out passage and is isolated with Sprayer Circulation aquaporin.
The device of dry type indirect evaporation refrigerating the most according to claim 8, it is characterised in that direct-contact heat exchanger and
Air-to-air heat exchanger is horizontally disposed with, or air-to-air heat exchanger and direct-contact heat exchanger setting up and down.
The device of dry type indirect evaporation refrigerating the most according to claim 8 or claim 9, it is characterised in that direct contact heat transfer
Mutually it is adjacent between device and air-to-air heat exchanger, or, phase between direct-contact heat exchanger and air-to-air heat exchanger
Interval；Or/and, there is angle between direct-contact heat exchanger and air-to-air heat exchanger.
The device of 11. dry type indirect evaporation refrigeratings according to claim 8 or claim 9, it is characterised in that plural heat is handed over
Change all of direct-contact heat exchanger and air-to-air heat exchanger in unit to be arranged alternately successively.
The device of 12. dry type indirect evaporation refrigeratings according to claim 10, it is characterised in that plural heat exchange
In unit, all of direct-contact heat exchanger and air-to-air heat exchanger are arranged alternately successively.
The device of 13. dry type indirect evaporation refrigeratings according to claim 10, it is characterised in that include two heat exchange lists
Unit is respectively the first heat exchange unit and the second heat exchange unit.
The device of 14. dry type indirect evaporation refrigeratings according to claim 11, it is characterised in that include two heat exchange lists
Unit is respectively the first heat exchange unit and the second heat exchange unit.
15. according to the device of the dry type indirect evaporation refrigerating described in claim 13 or 14, it is characterised in that also include a heat
Crosspoint is the 3rd heat exchange unit: the 3rd heat exchange unit is arranged on the left of the second heat exchange unit or right or top
Or the technique wind passage producing air-out passage and the 3rd heat exchange unit of lower section or front or behind, the first heat exchange unit is connected
The product air-out passage producing air-out passage and the 3rd heat exchange unit logical, the second heat exchange unit is connected；Or/and, the 3rd heat
Crosspoint be arranged on the left of the first heat exchange unit or right above or below or front or behind, the first heat exchange list
Unit produce air-out passage and the 3rd heat exchange unit produce air-out passage be connected, the product air-out passage of the second heat exchange unit and
The technique wind passage of the 3rd heat exchange unit is connected.
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| CN201610275141.3A CN105864936B (en) | 2016-04-28 | 2016-04-28 | The method and device of dry type indirect evaporation refrigerating |
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| CN105864936B (en) | 2019-07-09 |
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