CN101487676A - Passage type vaporization cooling apparatus - Google Patents
Passage type vaporization cooling apparatus Download PDFInfo
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- CN101487676A CN101487676A CNA2009103003890A CN200910300389A CN101487676A CN 101487676 A CN101487676 A CN 101487676A CN A2009103003890 A CNA2009103003890 A CN A2009103003890A CN 200910300389 A CN200910300389 A CN 200910300389A CN 101487676 A CN101487676 A CN 101487676A
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- heat exchanger
- water
- evaporating heat
- cooling apparatus
- mozzle
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- Devices For Blowing Cold Air, Devices For Blowing Warm Air, And Means For Preventing Water Condensation In Air Conditioning Units (AREA)
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
The invention discloses a channel type evaporative cooling device which is suitable for being arranged in an air exhausting duct through which air flows constantly pass in an architecture, which is not needed to be arranged in an atmospheric environment. The device comprises a cooling unit composed of a plate-shaped evaporative heat exchanger and an evaporative water replenisher, wherein, the evaporative water replenisher supplies makeup water to a plate surface of the evaporative heat exchanger by means of periodical water makeup at interval. The device features high heat exchange efficiency and can be installed in an air exhausting duct in underground architectures to replace a cooling tower arranged outdoors. As far as the military significance of the device is concerned, a refrigeration system arranged for transferring heat surely exists in a military facility which has requirements on temperature control for the internal environment, when the military facility is needed to be completely concealed, the device of the invention, as the last link for heat transfer of the refrigeration system, provides possibility for completely concealing the military facility and is capable of being applied to architectures with constant air exhausting duct such as a subway station and the like.
Description
Technical field
The present invention relates to a kind of cooling device, especially relate to the passage type vaporization cooling apparatus that is provided with in a kind of air exhaust passage that is suitable in building, having air-flow to continue to pass through.
Background technology
In present various heavy constructions, shift to the external world for realizing the internal environment heat, be typically provided with air-conditioning refrigeration system.Last link of transfer of heat process in the system, modal form is a cooling tower.The function of cooling tower is with cooling water and extraneous atmosphere heat-shift from refrigeration machine, and the temperature of cooling water is reduced, and returns the refrigeration system recycling.
Cooling tower is realized transfer of heat by the heat exchange form between water and the air, and with regard to its technical merit, by the research and development of many decades, the hot swapping of equipment self is quite ripe.But cooling tower realizes that there is the objective condition an of necessity in its transfer of heat---must place the ambient atmosphere environment, and maintenance contacts enough with external environment fully.
In the actual engineering construction, especially pay attention in the environment of scenery external effect in modern architecture, corresponding difficulty appears in the installation site of cooling tower, so that cooling tower can not ensure effectively with the objective condition that atmosphere fully contacts.
This more typical phenomenon shows in the subway construction engineering.For ensure the subway internal environment and the air-conditioning refrigeration system set up, cooling tower is absolutely necessary as terminal heat transmission equipment of refrigeration system.And the station of subway is in order fully to attract passenger flow, and its position always is provided in a side of the higher urban environment of the density of population.And the position of seeking one " should satisfy the requirement that is provided with of cooling tower, adapt to station neighboring buildings view demand again " in the environment of the downtown area of " an inch of land is an inch of gold " exists suitable difficulty.In fact, existing a considerable amount of subway engineerings change the design of refrigeration system for this reason.For example, set up the central refrigerating station, it is that air-conditioning is used that low-temperature receiver is transported to each station by remote (more than one kilometer even several kilometers); Or set up concentrated cooling stations, by remote conveying the cooling water that each station need lower the temperature is concentrated cooling.Objectively, " the remote conveying " of doing something against one's will, not only need to take more underground space resource, make that also system energy consumption increases, the low-temperature receiver utilization rate descends, operating cost increases, the line service amount increases, form numerous inevitable negative effects.Simultaneously, the input cost of its engineering initial stage needs also shows a marked increase.
Summary of the invention
Technical problem to be solved by this invention provides a kind of passage type vaporization cooling apparatus that does not need to be arranged in the atmospheric environment.
The technical solution adopted for the present invention to solve the technical problems is: passage type vaporization cooling apparatus, comprise the evaporating heat exchanger of plate-like and the cooling unit that evaporation water compensating device is combined to form, and be a kind of evaporative heat exchanger of coil-type.According to the actual needed heat exchange amount of engineering, the evaporation-cooled device that one or more cooling units constitute the actual use of engineering can be set in air exhaust passage.Evaporation water compensating device provides supplementing water with the periodic intervals water supplementing method to the evaporating heat exchanger card.Utilize the air draft that continues in the passage, promote to be distributed in the water film evaporation of evaporating heat exchanger card, and in time take away air because of the evaporation humidification.By the process of " water---steam " phase transformation absorption latent heat of vaporization, reduce the temperature of equipment surface metal, and then reduce the fluid temperature that flows through in the evaporating heat exchanger.
In order to improve heat exchange efficiency and to be beneficial to the moisturizing of evaporation water compensating device periodic intervals, evaporating heat exchanger adopts the good metal pipe material coiled approximate circle plate-like of heat conductivility, forms rotational flow evaporating heat exchanger.
For simplified structure and be convenient to the mounting arrangements of evaporation water compensating device, the cooling fluid inlet of rotational flow evaporating heat exchanger and cooling fluid outlet all are arranged on the outer circumferential edges place, and the disc centre position of rotational flow evaporating heat exchanger is provided with installing space.
The specific embodiment as technique scheme, evaporation water compensating device comprises the rotary body of the shaft core position of the rotatable evaporating heat exchanger card that is supported on evaporating heat exchanger, rotary body is provided with at least one water storage mozzle, the water storage mozzle is that radially extend along the evaporating heat exchanger card at the center with the rotary body, be connected with the intake tunnel that is communicated with the water storage mozzle on the rotary body, the nozzle that the water storage mozzle is provided with tangentially and tilts to the evaporating heat exchanger card.
For further simplified apparatus and energy savings, circumferentially uniform water storage mozzle of at least two edges is set on the rotary body, the nozzle on the water storage mozzle the direction unanimity is set.Under the reaction force of jet expansion fluid promotes, be that axis carries out circular motion with the evaporating heat exchanger center, realize the periodically water recharging incessantly of evaporating heat exchanger surface.
For further improving heat exchange efficiency, the intake tunnel that connects on the rotary body is communicated with the formation gas-water channel with gas passage, go out gas body drainage supplementing water by outlet nozzle, and will spray to the evaporating heat exchanger card after its atomizing, make its surface form very thin moisture film, be beneficial to better take away the heat of evaporating heat exchanger inner fluid by evaporation.
The invention has the beneficial effects as follows: the heat exchange efficiency height, can be installed in the exhausting duct of underground structure, replacement must be in cooling tower arranged outdoors.For military significance, every have the military installations of temperature demand for control to internal environment, then certainly exists for shifting the refrigeration system that heat is provided with.When this military installations needed to hide fully, this device shifted the final tache of heat as refrigeration system, be hiding fully of these military installations provide may, can be widely used in subway station etc. and have in the building of lasting air exhaust passage.
Description of drawings
Fig. 1 is the structural representation of passage type vaporization cooling apparatus of the present invention.
Fig. 2 is the structural representation of the evaporating heat exchanger among the present invention.
Fig. 3 is the structural representation of the evaporation water compensating device among the present invention.
Be labeled as among the figure: evaporating heat exchanger 1, evaporation water compensating device 2, cooling fluid inlet 3, cooling fluid outlet 4, rotary body 5, water storage mozzle 6, intake tunnel 7, nozzle 8.
Wherein, direction shown in the arrow is the direction of rotation of the flow direction and the evaporation water compensating device of fluid.
The specific embodiment
The present invention is further described below in conjunction with accompanying drawing.
Passage type vaporization cooling apparatus disclosed by the invention is a kind of cooling device that can be provided with in passage, and generally speaking, this passage is meant the air exhaust passage that has air-flow to continue to pass through in the building.
As Fig. 1～shown in Figure 3, passage type vaporization cooling apparatus of the present invention, comprise the evaporating heat exchanger 1 of plate-like and the cooling unit that evaporation water compensating device 2 is combined to form, according to the actual needed heat exchange amount of engineering, the evaporation-cooled device that one or more cooling units constitute the actual use of engineering can be set in air exhaust passage.Evaporation water compensating device 2 provides supplementing water with the periodic intervals water supplementing method to evaporating heat exchanger 1 card.The water supplementing method of whole evaporation and heat-exchange process is a continuation, for any part of evaporator surface, is that the water consumption of evaporation process provides supplementing water with periodic form.Periodic intervals moisturizing by evaporation water compensating device 2, keep with the very thin moisture film of one deck on evaporating heat exchanger 1 surface, when passage air draft air communication is crossed its surface, impel its surperficial water evaporates aggravation, and will take away with the air draft air-flow because of the air of evaporation humidification, evaporating heat exchanger 1 is remained in the air ambient that is in relatively dry.
Because the evaporation process that continues constantly consumes the moisture on evaporating heat exchanger 1 card, need give and in good time replenishing before totally at the water consumption of card, to keep the continuation of evaporation and heat-exchange process.For evaporating heat exchanger 1 outer surface that continues to take place water evaporates, the moisturizing meeting causes the relative humidity of evaporating heat exchanger 1 surface evaporation environment to rise continuously usually, makes evaporative effect weaken, and heat exchange efficiency descends.
In order to improve heat exchange efficiency and to be beneficial to the moisturizing of evaporation water compensating device periodic intervals, evaporating heat exchanger 1 adopts the good metal pipe material coiled approximate circle plate-like of heat conductivility, forms rotational flow evaporating heat exchanger.Because the evaporative phase-change process of " water-steam " absorbs the latent heat of vaporization, evaporating heat exchanger 1 hull-skin temperature descends, by heat conductivity good metal material, evaporating heat exchanger 1 inwall carries out temperature difference heat exchange with the fluid that flows through, evaporating heat exchanger 1 inner fluid temperature is descended, realize the cooling fluid purpose.
For simplified structure and be convenient to the mounting arrangements of evaporation water compensating device, the cooling fluid inlet 3 of rotational flow evaporating heat exchanger and cooling fluid outlet 4 all are arranged on the outer circumferential edges place.The disc centre position of rotational flow evaporating heat exchanger is provided with installing space.
Realize that evaporation water compensating device 2 provides supplementing water with the periodic intervals water supplementing method to evaporating heat exchanger 1 card, can adopt multiple version to realize, for example periodic intervals water spray or water smoke, periodically smear supplementing water in evaporating heat exchanger 1 card etc.
For example, a kind of version as evaporation water compensating device 2, evaporation water compensating device 2 comprises the rotary body 5 of the shaft core position of rotatable evaporating heat exchanger 1 card that is supported on evaporating heat exchanger 1, rotary body 5 is provided with at least one water storage mozzle 6, water storage mozzle 6 is that radially extend along evaporating heat exchanger 1 card at the center with rotary body 5, be connected with the intake tunnel 7 that is communicated with water storage mozzle 6 on the rotary body 5, the nozzle 8 that water storage mozzle 6 is provided with tangentially and tilts to evaporating heat exchanger 1 card.With evaporating heat exchanger 1 center is the evaporation water compensating device 2 that axis carries out circular motion, water supplementing method for evaporating heat exchanger 1 surperficial optional position all is to be periodic, therefore necessary time and space have been stayed for evaporation process, improved the environment of evaporating heat exchanger 1 surface generation water evaporates effectively, made the efficient of evaporation and heat-exchange be able to tangible raising.
For further simplified apparatus and energy savings, circumferentially uniform water storage mozzle 6 of at least two edges is set on the rotary body 5, the nozzle 8 on the water storage mozzle 6 the direction unanimity is set.Under the reaction force of nozzle 8 outlet fluids promotes, with evaporating heat exchanger 1 center is that axis carries out circular motion, realization makes evaporation water compensating device 2 realize spinning under the situation that does not increase extra power to the periodically water recharging incessantly of evaporating heat exchanger surface.
For further improving heat exchange efficiency, the intake tunnel 7 that connects on the rotary body 5 is communicated with the formation gas-water channel with compressed-air actuated gas passage.Go out gas body drainage supplementing water by nozzle 8, and will spray to evaporating heat exchanger 1 card after its atomizing, make its surface form very thin moisture film, be beneficial to better take away the heat of evaporating heat exchanger 1 inner fluid by evaporation.
Generally, adopt a plurality of cooling unit axially spaced-aparts to be arranged in the air exhaust passage, constitute the evaporation-cooled device of the actual use of engineering.
Claims (8)
- [claim 1] passage type vaporization cooling apparatus, it is characterized in that: comprise the evaporating heat exchanger (1) of plate-like and the cooling unit that evaporation water compensating device (2) is combined to form, evaporation water compensating device (2) provides supplementing water with the periodic intervals water supplementing method to evaporating heat exchanger (1) card.
- [claim 2] passage type vaporization cooling apparatus as claimed in claim 1 is characterized in that: evaporating heat exchanger (1) adopts the good metal pipe material coiled approximate circle plate-like of heat conductivility, forms rotational flow evaporating heat exchanger.
- [claim 3] passage type vaporization cooling apparatus as claimed in claim 2 is characterized in that: cooling fluid inlet of rotational flow evaporating heat exchanger (3) and cooling fluid outlet (4) all are arranged on the outer circumferential edges place.
- [claim 4] passage type vaporization cooling apparatus as claimed in claim 3 is characterized in that: the disc centre position of rotational flow evaporating heat exchanger is provided with installing space.
- [claim 5] is as claim 1,2 or 3 described passage type vaporization cooling apparatus, it is characterized in that: evaporation water compensating device (2) comprises the rotary body (5) of the shaft core position of rotatable evaporating heat exchanger (1) card that is supported on evaporating heat exchanger (1), rotary body (5) is provided with at least one water storage mozzle (6), water storage mozzle (6) is that radially extend along evaporating heat exchanger (1) card at the center with rotary body (5), be connected with the intake tunnel (7) that is communicated with water storage mozzle (6) on the rotary body (5), the nozzle (8) that water storage mozzle (6) is provided with tangentially and tilts to evaporating heat exchanger (1) card.
- [claim 6] passage type vaporization cooling apparatus as claimed in claim 5 is characterized in that: rotary body (5) go up to be provided with circumferentially uniform water storage mozzle (6) of at least two edges, the nozzle (8) on the water storage mozzle (6) the direction unanimity is set.
- [claim 7] passage type vaporization cooling apparatus as claimed in claim 6 is characterized in that: rotary body (5) is gone up the intake tunnel (7) that connects and is communicated with the formation gas-water channel with gas passage.
- [claim 8] passage type vaporization cooling apparatus as claimed in claim 1 is characterized in that: a plurality of cooling unit axially spaced-aparts are arranged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2009103003890A CN101487676A (en) | 2009-02-12 | 2009-02-12 | Passage type vaporization cooling apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2009103003890A CN101487676A (en) | 2009-02-12 | 2009-02-12 | Passage type vaporization cooling apparatus |
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| CN101487676A true CN101487676A (en) | 2009-07-22 |
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| CNA2009103003890A Pending CN101487676A (en) | 2009-02-12 | 2009-02-12 | Passage type vaporization cooling apparatus |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107421016A (en) * | 2017-08-21 | 2017-12-01 | 周翔 | A kind of recycling system of air conditioning condensed water |
| CN113137679A (en) * | 2021-04-16 | 2021-07-20 | 南京天加环境科技有限公司 | Indirect evaporative cooling spraying system and control method thereof |
| CN114383226A (en) * | 2020-10-22 | 2022-04-22 | 华为数字能源技术有限公司 | Spraying device and evaporative cooling system |
-
2009
- 2009-02-12 CN CNA2009103003890A patent/CN101487676A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107421016A (en) * | 2017-08-21 | 2017-12-01 | 周翔 | A kind of recycling system of air conditioning condensed water |
| CN114383226A (en) * | 2020-10-22 | 2022-04-22 | 华为数字能源技术有限公司 | Spraying device and evaporative cooling system |
| CN113137679A (en) * | 2021-04-16 | 2021-07-20 | 南京天加环境科技有限公司 | Indirect evaporative cooling spraying system and control method thereof |
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Open date: 20090722 |