CN104913679A - Water collector with fog dispersal and water saving functions and evaporation cooling device - Google Patents
Water collector with fog dispersal and water saving functions and evaporation cooling device Download PDFInfo
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- CN104913679A CN104913679A CN201510281887.0A CN201510281887A CN104913679A CN 104913679 A CN104913679 A CN 104913679A CN 201510281887 A CN201510281887 A CN 201510281887A CN 104913679 A CN104913679 A CN 104913679A
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Abstract
The invention relates to a water collector with the fog dispersal and water saving functions and an evaporation cooling device. The water collector is composed of an intermediate wall type gas-gas heat exchanger. The water collector is connected with a static pressure box on the side of the evaporation cooling device. A centrifugal blower is arranged outside the static pressure box. On the fog dispersal working condition, the blower blows environmental cold air into an environmental air inlet of the water collector through the static pressure box, wet and hot air generated in the device is cooled and wetted in a hot air channel in the water collector, condensed water and the blocked floating water loss flow back into the device, and meanwhile the cold air and hot air are mixed above the water collector and then drained out of the device. Compared with the prior art, the intermediate wall type gas-gas heat exchanger integrates the fog dispersal function, the water saving function and the water collection function, increases no additional wind resistance, is machined in a modularized mode, is easy to install, low in cost and small in occupied area, and saves time.
Description
Technical field
The present invention relates to a kind of evaporative cooling equipment, especially relate to a kind of evaporative cooling equipment with fog dispersal water-saving function water collection device.
Background technology
Evaporative cooling equipment, mainly through the used heat of evaporation of water to air venting process cycles working medium, comprises open cooling tower, closed cooling tower, devaporizer, evaporative condenser etc.Its cooling limit, energy consumption and output investment ratio Direct Air-Cooled are low, be widely used in the industries such as electric power, iron and steel, petrochemical industry, food processing, air-conditioning, closely be connected with industrial production and daily life, have a large capacity and a wide range, but its plumage mist problem impact on environment becomes increasingly conspicuous.
Evaporative cooling equipment operationally, mix with the cold dry air outside equipment close to saturated damp-heat air, along with the reduction of temperature, the saturated water capacity of humid air reduces, and the steam in humid air condensation occurs and produces a large amount of plumage mists, affects surrounding enviroment visibility, easy and industrial waste gas, dust etc. combine and form haze, very harmful, a large amount of steam evaporation simultaneously, waste water resource.
Evaporative cooling equipment fog dispersal measure mainly contains following four kinds: 1, introduce enough surrounding airs in evaporative cooling equipment, mix with the damp-heat air going out filler; 2, introduce a certain amount of surrounding air in evaporative cooling equipment, by after dividing wall type heat exchanger and the damp-heat air heat exchange going out filler, then mix with this damp-heat air; 3, in evaporative cooling equipment, introduce a certain amount of surrounding air, and mix with the damp-heat air that filler exports after heating; 4, the damp-heat air of the heating evaporation cooling device section of wetting filler outlet.The Bu Laien J Elbert Hubbard of the U.S., Ai Erdeng F Mo Keli is according to above-mentioned the second fog dispersal measure, write the patent (Chinese patent CN 1610575A.) of the gas-gas atmospheric exchanger for carrying out condensation to the effluent of evaporative cooling equipment, the air heat exchanger of dividing wall type is increased between evaporative cooling equipment water collection device and axial flow blower, disperse fog with this, this is the immediate method of principle that disperses fog with this patent, but, this heat exchanger bulky, evaporative cooling equipment gas collateral resistance is strengthened, energy consumption increases, especially in the season that can not produce plumage mist, the air heat exchanger of above-mentioned dividing wall type just becomes a useless energy-consuming parts.In addition, Chinese patent CN103776277A discloses a kind of fog dispersal environment-friendly and energy-efficient evaporative cooling equipment, this patent is according to the third measure of dispersing fog, and add auxiliary space heater, power consumption is huge, short to the surrounding air heat time of introducing, be difficult to the fog dispersal temperature of the demand that is heated to, in addition, small-sized axial flow fan is formed the flow field of the damp-heat air in evaporative cooling equipment and impacts, affect air current flow, and then affect the cooling effectiveness of evaporative cooling equipment.
Summary of the invention
Object of the present invention is exactly provide a kind of water collection device of band fog dispersal water-saving function reducing energy consumption, functional diversities to overcome defect that above-mentioned prior art exists, and is applied to evaporative cooling equipment.
Object of the present invention can be achieved through the following technical solutions:
A kind of water collection device with fog dispersal water-saving function, this water collection device is dividing wall type gas-to-gas heat exchanger, for bilateral symmetry, centre is provided with the some receipts water heat exchanger fins be arranged in parallel, be interconnected through being located in the connecting rod received between water heat exchanger fin, and with fixed support, receipts water heat exchanger fin equally being arranged, the surrounding air air inlet of the receipts water heat exchanger fin of the left and right sides is all arranged at outer face, and this side is inserted and had in the sealing plate of the through hole of form fit with it.
The cross section of described receipts water heat exchanger fin is the hollow convex structure protruded forward, outer face is arranged ambient, cool air import, upper surface arranges ambient, cool air outlet, another two end faces are closed, wherein lower surface is smooth streamlined, also baffle plate is had additional in heat exchanger fin inside, interior separation is become the runner that several are increased to exit gradually by import department, so first, be receive water function to ensure, namely the passage of damp-heat air is formed between each receipts water heat exchanger fin, its damp-heat air wing passage shape and general water collection device are consistent, there is general water collection device except the function of the water that wafts.Secondly, the inner flow passage of setting is not only conducive to balancing inner gas-flow resistance, equilibrium assignment gas flow, and can improve heat exchange efficiency.Lower surface is streamlined being conducive to guide damp-heat air to flow to, and reduces the flowing windage of damp-heat air side.
The passage of damp-heat air is formed between each receipts water heat exchanger fin.
Reserved laterally zygomorphic bar fixing hole on described receipts water heat exchanger fin, the side in hole does not communicate with receipts water heat exchanger fin inside, air tight to ensure inside and outside plate.
Described receipts water heat exchanger fin is that the making of copper, aluminium or heat-conducting plastic obtains, to ensure its good heat conductivility.
A kind of evaporative cooling equipment with fog dispersal water-saving function water collection device, described water collection device is dividing wall type gas-to-gas heat exchanger, water collection device is connected with the plenum chamber of evaporative cooling equipment sidepiece, centrifugal blower is provided with outside plenum chamber, when reaching fog dispersal operating mode, environment cold wind is blasted through plenum chamber to the ambient air inlet of water collection device by air blast, the damp-heat air generated in equipment is cooled in the hot-air channel of water collection device analyse wet, condensed water and gear to the current that waft return in equipment, air mixes outside rear device for transferring above water collection device simultaneously, the moisture that the recyclable part of this heat transfer process is evaporated in the equipment course of work is to realize object of economizing on water, simultaneously, after mixing, the relative air humidity of outflow equipment reduces, to reach the object of evaporative cooling equipment fog dispersal.
Distance between bottom described water collection device and the air duct of evaporative cooling equipment is not less than 0.5m, and air duct bottom margin to the horizontal sextant angle of water collection device top edge is not less than 60 °, to ensure that two strands of air have enough blending spaces.
Described centrifugal blower and in plenum chamber communicating pipe, air-valve is set.
Described sealing plate arranged outside has plenum chamber, and the bottom of this plenum chamber arranges air inlet, is connected with centrifugal blower blast orifice, and plenum chamber can effectively reduce noise, control air-flow velocity and uniform distribution flow.Centrifugal blower and arrange air-valve in plenum chamber communicating pipe, when not needing fog dispersal, can cut out air-valve, to prevent the loss of air quantity.
Principal character of the present invention is the water collection device adopting a kind of special dividing wall type gas-to-gas heat exchanger to replace general evaporative cooling equipment.In heat exchanger running, the mode that one tunnel takes side to enter to eject blasts surrounding air by cfentrifugal blower, the damp-heat air taking the mode of bottom in and top out to be sucked by axial flow blower with another road carries out wall-type heat exchange, the ambient air temperature blasted raises gradually, damp-heat air is cooled analyse wet, then, outside the rear device for transferring of both mixing, realize with this object of economizing on water that disperses fog.Meanwhile, this dividing wall type gas-to-gas heat exchanger is consistent with the damp-heat air side runner form trait of general water collection device, therefore has the function except the water that wafts concurrently.
Compared with prior art, the present invention has the following advantages:
1. the dividing wall type gas-to-gas heat exchanger adopted integrates fog dispersal, water saving and receives water three kinds of functions, and modularization processing, install simple and easy, cost is low, and floor space is little, saves space;
2. two required surrounding airs of air blast supply fog dispersal, the thermal performance of damp and hot section can not decline (as cooling load in winter reduces because of fog dispersal, cooling and fog dispersal requirement can be met by axial flow blower simultaneously, also air blast can not be added), comparatively other fog dispersal evaporative cooling equipments, its effect is more obvious, and energy consumption is lower;
3. when ambient temperature is higher, by closing two air blasts and air-valve blocks surrounding air passage, heat exchanger only plays receives water effect, avoids unnecessary additional energy consumption, easy and simple to handle and decrease maintenance and management expense.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention;
Fig. 2 is cross-sectional view of the present invention;
Fig. 3 is the structural representation of dividing wall type gas-to-gas heat exchanger;
Fig. 4 is axle two side view receiving water heat exchanger fin;
Fig. 5 is the axle two side cross section view receiving water heat exchanger fin;
Fig. 6 is the front section view receiving water heat exchanger fin;
Fig. 7 is the left TV structure schematic diagram receiving water heat exchanger fin;
Fig. 8 is the partial schematic diagram in Fig. 4;
Fig. 9 be at the bottom of air duct along to water collection device along Altitude control figure.
1 be air duct, 2 be axial flow blower in figure, 3 be water collection device, 4 be plenum chamber, 5 be water distribution system water inlet pipe, 6 be air-valve, 7 be centrifugal blower, 8 be fresh wind port, 9 be water distribution system, 10 be heat exchange module, 11 for water pond;
31 be damp-heat air passage for receive water heat exchanger fin, 32 be sealing plate, 33,34 be connecting rod, 35 fixed supports;
311 be ambient air inlet, 312 for baffle plate, 313 for surrounding air outlet, 314 for streamlined lower edge, 315 be bar fixing hole.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the present invention is described in detail.
Embodiment
A kind of evaporative cooling equipment of the water collection device with fog dispersal water-saving function, its structure as shown in Figure 1-2, evaporative cooling equipment upper surface is provided with air duct 1 and axial flow blower 2, the below of this axial flow blower 2 arranges water collection device 3, this water collection device 3 is dividing wall type gas-to-gas heat exchanger, plenum chamber 4, centrifugal blower 7 and air-valve 6 is provided with, the water distribution system 9 being filled with heat exchange module 10 in evaporative cooling equipment and being connected with water distribution system water inlet pipe 5 at the sidepiece of evaporative cooling equipment.When reaching the operating mode needing fog dispersal, open air-valve 6, environment cold wind is blasted through plenum chamber 4 to the surrounding air air inlet 311 of water collection device 3 by centrifugal blower 7, the damp-heat air generated in equipment heat exchange module 10 is cooled in the hot-air channel 33 of water collection device 3 analyse wet, condensed water and gear to the current that waft return in equipment, simultaneously air mix above water collection device 3 after outside axial flow blower 2 device for transferring.The recyclable part transpiring moisture of this heat transfer process is to realize object of economizing on water, and meanwhile, after mixing, the relative air humidity of outflow equipment reduces, to reach the object of evaporative cooling equipment fog dispersal.
Distance between bottom the air duct of water collection device and evaporative cooling equipment is not less than 0.5m, and air duct bottom margin to the horizontal sextant angle of water collection device top edge is not less than 60 °, and to ensure that two strands of air have enough blending spaces, its structure as shown in Figure 9.
The gas-to-gas heat exchanger used as water collection device 3 in evaporative cooling equipment is dividing wall type gas-to-gas heat exchanger, its structure as shown in Figure 3, for bilateral symmetry, the receipts water heat exchanger fin 31 having some to be arranged in parallel in centre, be interconnected through being located in the connecting rod 34 received between water heat exchanger fin, and with fixed support 35, receipts water heat exchanger fin equidistantly being arranged, the surrounding air air inlet of the receipts water heat exchanger fin of the left and right sides is all arranged on outer face, and this side correspondence is inserted and had in the sealing plate 32 of through hole.There is plenum chamber 4 in the arranged outside of sealing plate 32, noise can be effectively reduced, control air-flow velocity and uniform distribution flow.The bottom of plenum chamber 4 is provided with air inlet, is connected with the blast orifice of centrifugal blower 7, is provided with air-valve 6 in communicating pipe.
Form damp-heat air passage 33 between each receipts water heat exchanger fin 31, its damp-heat air wing passage shape and general water collection device are consistent, and not only have the function of fog dispersal water saving, have general water collection device except the function of the water that wafts simultaneously.By receiving water heat exchanger fin 31, surrounding air and damp-heat air are directly completely cut off two mutually different runners.
Receiving water heat exchanger fin 31 is that the present invention is most important, also be the mechanism played a crucial role, as shown in figures 3-8, receive water heat exchanger fin 31 inside is hollow structure to its structure, outer face is arranged ambient air inlet 311, upper surface arranges surrounding air outlet 313, and have additional baffle plate 312 in heat exchanger fin inside, interior separation is become the runner that several are increased to exit gradually by import department, not only can balance inner gas-flow resistance, equilibrium assignment gas flow, and can heat exchange efficiency be improved.
The cross section of receiving water heat exchanger fin 31 is the hollow convex structure protruded forward, to ensure to receive water function, the lower surface of this convex structure is closed and is become smooth streamlined 314, so both be conducive to guiding damp-heat air to flow to, the windage of damp-heat air side can be reduced again, receive water heat exchanger fin 31 and there is very strong heat conductivility, adopt copper, aluminium or heat-conducting plastic to make and obtain.In addition, laterally zygomorphic bar fixing hole 315 reserved on receipts water heat exchanger fin 31 does not communicate with receipts water heat exchanger fin inside, air tight to ensure inside and outside heat exchanger fin.
For an evaporative cooling equipment, when comparatively cold season joint runs, because the damp-heat air temperature difference of surrounding air and evaporative cooling equipment outlet is large, often there is plumage mist.Recirculated water enters water distribution system 9 under the effect of water circulating pump, to be sprinkled water to heat exchange module 10, finally flow to water pond 11 by shower nozzle.Meanwhile, under the effect of axial flow blower 2, air is entered by fresh wind port 8, sensible heat is carried out with shower water and latent heat exchanges in heat exchange module 10, the temperature and humidity of air constantly increases, final formation is close to saturated damp-heat air, enter the damp-heat air passage 33 of the water collection device 3 be made up of dividing wall type gas-to-gas heat exchanger, the surrounding air generation heat exchange of entering from side ambient air intlet 311 drum receiving water heat exchanger fin 31 with centrifugal blower 7, in the process, damp-heat air is cooled analyse wet, then the surrounding air after heating up flows out from the top environment air outlet slit 313 receiving water heat exchanger fin, with cooled analyse wet after damp-heat air mix afterwards outside device for transferring.
When ambient temperature is higher, after the damp-heat air outside device for transferring mixes with surrounding air, do not reach dew-point temperature, plumage mist would not be produced.Now, close centrifugal blower 7 and air-valve 6, water collection device only plays the effect except the water that wafts, and additionally can not increase energy consumption.
Claims (10)
1. the water collection device with fog dispersal water-saving function, it is characterized in that, this water collection device is dividing wall type gas-to-gas heat exchanger, for bilateral symmetry, centre is provided with the some receipts water heat exchanger fins be arranged in parallel, and is interconnected, and with fixed support, receipts water heat exchanger fin is equally arranged through being located in the connecting rod received between water heat exchanger fin, the surrounding air air inlet of the receipts water heat exchanger fin of the left and right sides is all arranged at outer face, and this side is inserted and had in the sealing plate of the through hole of form fit with it.
2. a kind of water collection device with fog dispersal water-saving function according to claim 1, it is characterized in that, the cross section of described receipts water heat exchanger fin is the hollow convex structure protruded forward, outer face is arranged ambient, cool air import, upper surface arranges ambient, cool air outlet, and another two end faces are closed, and wherein lower surface is smooth streamlined, also have additional baffle plate in heat exchanger fin inside, interior separation is become the runner that several are increased to exit gradually by import department.
3. a kind of water collection device with fog dispersal water-saving function according to claim 1, is characterized in that, forms the passage of damp-heat air between each receipts water heat exchanger fin.
4. a kind of water collection device with fog dispersal water-saving function according to claim 1, is characterized in that, reserved laterally zygomorphic bar fixing hole on described receipts water heat exchanger fin, and the side in hole does not communicate with receipts water heat exchanger fin inside.
5. a kind of water collection device with fog dispersal water-saving function according to claim 1, is characterized in that, described receipts water heat exchanger fin is that the making of copper, aluminium or heat-conducting plastic obtains.
6. the evaporative cooling equipment with fog dispersal water-saving function water collection device, it is characterized in that, described water collection device is dividing wall type gas-to-gas heat exchanger, water collection device is connected with the plenum chamber of evaporative cooling equipment sidepiece, centrifugal blower is provided with outside plenum chamber, when reaching fog dispersal operating mode, environment cold wind is blasted through plenum chamber to the ambient air inlet of water collection device by air blast, the damp-heat air generated in equipment is cooled in the hot-air channel of water collection device analyse wet, condensed water and gear to the current that waft return in equipment, air mix afterwards outside device for transferring above water collection device simultaneously.
7. a kind of evaporative cooling equipment with fog dispersal water-saving function water collection device according to claim 6, is characterized in that, the distance between bottom described water collection device and the air duct of evaporative cooling equipment is not less than 0.5m.
8. a kind of evaporative cooling equipment with fog dispersal water-saving function water collection device according to claim 6, it is characterized in that, described air duct bottom margin is not less than 60 ° to the horizontal sextant angle of water collection device top edge.
9. a kind of evaporative cooling equipment with fog dispersal water-saving function water collection device according to claim 6, is characterized in that, described centrifugal blower and arrange air-valve in plenum chamber communicating pipe.
10. a kind of evaporative cooling equipment with fog dispersal water-saving function water collection device according to claim 6, it is characterized in that, described sealing plate arranged outside has plenum chamber, and the bottom of this plenum chamber arranges air inlet, is connected with centrifugal blower blast orifice.
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| CN201510281887.0A CN104913679B (en) | 2015-05-28 | 2015-05-28 | Water collector with fog dispersal and water saving functions and evaporation cooling device |
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| CN201510281887.0A CN104913679B (en) | 2015-05-28 | 2015-05-28 | Water collector with fog dispersal and water saving functions and evaporation cooling device |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107179009A (en) * | 2017-05-31 | 2017-09-19 | 西安交通大学 | A kind of gas-gas heat exchange device for the solidifying water that dispersed fog for cooling tower |
| CN107449315A (en) * | 2017-07-27 | 2017-12-08 | 江苏博美德环保科技有限公司 | Double-curve cooling column water collection device |
| CN113154901A (en) * | 2021-04-13 | 2021-07-23 | 山东贝诺冷却设备股份有限公司 | Fog dispersal device and cooling tower |
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| CN107449315A (en) * | 2017-07-27 | 2017-12-08 | 江苏博美德环保科技有限公司 | Double-curve cooling column water collection device |
| CN113154901A (en) * | 2021-04-13 | 2021-07-23 | 山东贝诺冷却设备股份有限公司 | Fog dispersal device and cooling tower |
| CN113154901B (en) * | 2021-04-13 | 2022-07-29 | 山东贝诺冷却设备股份有限公司 | Fog dispersal device and cooling tower |
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| CN104913679B (en) | 2017-01-11 |
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