Energy-saving water-collecting cooling tower
By introducing a composite acoustic agglomeration and water collection device and a high-efficiency coupled water separator into the cooling tower, the problem of water waste in the cooling tower is solved, and water conservation and energy-saving effects of the cooling tower are achieved.
Patent Information
- Application Number
- CN202422370204.6
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-09-27
- Publication Date
- 2025-12-19
- Estimated Expiration
- 2034-09-27
AI Technical Summary
Existing cooling towers suffer from serious water waste during operation, especially due to water waste caused by evaporation and wind loss at the packing layer, which is difficult to control effectively.
The device employs a composite acoustic agglomeration and water collection device and a high-efficiency coupled water separator. By forming a high-intensity acoustic field, it causes fine water mist particles to collide, agglomerate, and condense into large water droplets. Combined with a cyclone separator and a coupled water separator, it achieves sedimentation and collection of particulate matter, reducing water loss.
It effectively reduces water loss in the cooling tower, saves water resources, improves the mixing and heat exchange of air and liquid droplets, and achieves energy-saving effects in the cooling tower.
Smart Images
Figure CN223691549U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model belongs to the cooling tower technical field especially, it is an energy -conserving water collecting cooling tower. BACKGROUND
[0002] Water resource is very important for human daily production and life, and industrial production activities represented by thermal power, steel and other industries consume a lot of water, and a large amount of cooling water is needed in the industrial production process, and the water supply system mainly has two categories of direct water supply and circulating water supply. But with the shortage of water and the implementation of water saving policy, circulating water supply has become the water supply mode of most industrial production cooling water. Taking a thermal power plant as an example, cooling tower water loss accounts for 61.9% of the total water consumption of the whole thermal power unit, and when the existing cooling tower operates, hot water is sprayed downward from the spraying system to the filler layer, cold air enters from the side of the tower bottom, and the cooling process is mainly evaporative heat dissipation, and a small part is convective heat dissipation; in the filler layer of the cooling tower, the cold air exchanges heat with the hot water, thereby causing water evaporation loss and wind loss, causing water resources to be extremely wasted. SUMMARY
[0003] The utility model discloses an energy -conserving water collecting cooling tower to solve the above -mentioned problems existing in the prior art.
[0004] Technical scheme: an energy -conserving water collecting cooling tower, including the tower body, the side has air inlet, the tower body top has air outlet, and the heat exchange device and the composite sound wave agglomeration water collecting device attached to the tower body, the composite sound wave agglomeration water collecting device is located above the heat exchange device, and the water storage pool is configured to the bottom of the tower body.
[0005] In an embodiment, the heat exchange device includes a filler layer attached to the tower body, a spraying element configured above the filler layer, and a water distribution well configured in the water storage pool, which delivers cooling water to the spraying element.
[0006] In an embodiment, the composite sound wave agglomeration water collecting device includes a sound wave agglomeration component attached to the tower body and a coupled water remover, which is stacked on the sound wave agglomeration component.
[0007] In an embodiment, the sound wave agglomeration component includes a support grid attached to the tower body, support columns arranged between the support grid, and sound wave agglomeration elements attached to the support columns.
[0008] In an embodiment, the sound wave agglomeration elements are arranged in at least three layers from inside to outside, and the distribution positions of the sound wave generators are determined according to the sound wave frequency and wavelength to ensure full coverage of the sound field in the area, and the number is 100-500.
[0009] In one embodiment, the sound source of the sound wave agglomeration element adopts an electroacoustic composite sound source, the sound pressure level is greater than or equal to 160 dB, and the frequency is 500 Hz-5000 Hz.
[0010] In one embodiment, the sound wave agglomeration element comprises a sound wave generator attached to a support column and a horn arranged at the output end of the sound wave generator.
[0011] In one embodiment, the high-efficiency coupling water remover comprises a hole plate support frame attached to the hole in the tower body, the hole plate support frame has a hole plate, and a cyclone separation pipe is attached between the hole plates.
[0012] In one embodiment, the cyclone separation pipe is closely arranged in the hole of the hole plate in an array.
[0013] In one embodiment, the cyclone separation pipe has a curved blade with a cutting particle size less than 10 microns.
[0014] In summary, the beneficial effects of the present application are:
[0015] 1. The composite sound wave agglomeration device of the energy-saving water collecting cooling tower of the present application forms a high-intensity sound field through the sound wave agglomeration component, causing the fine water mist particles in the saturated wet air to collide, agglomerate and coalesce, thereby reducing the particle number concentration and increasing the average particle size, making it easier to be captured. Subsequently, the particulate matter undergoes centrifugal motion in the high-efficiency coupling water remover, moving towards the inner wall surface of the coupling water remover, colliding with each other in the process, further coalescing and growing into large water droplets, which are thrown towards the inner wall surface of the coupling water remover and accumulated into a water film. Under the action of gravity, the water film is settled into the water storage tank for collection, thereby reducing water loss and saving water resources.
[0016] 2. The sound wave agglomeration element of the energy-saving water collecting cooling tower of the present application is arranged in a ring shape in multiple layers, which can form a composite superimposed sound field, has no dead angle, and improves the collision and agglomeration rate of fine particles.
[0017] 3. The cyclone separation pipe of the energy-saving water collecting cooling tower of the present application is closely arranged in the hole of the hole plate in an array, which can effectively ensure the efficiency of the cyclone separation pipe in capturing particulate matter.
[0018] 4. The energy-saving water collecting cooling tower of the present application utilizes the high-intensity sound field and the large difference in acoustic resistance between gas and liquid to form intense disturbance on the gas-liquid contact surface, thereby increasing the contact time of liquid droplets with air, fully disturbing and retaining the liquid droplets, increasing the mixing and heat exchange effect of air and liquid droplets, reducing the temperature at the outlet of the cooling tower, and achieving energy saving.
[0019] 5. The energy-saving water collecting cooling tower of the present application has a special gas-liquid two-phase flow formed by the high-efficiency coupling water remover device, which is beneficial to further collision and heat exchange of the gas-liquid two-phase flow particles, and further improves the energy-saving effect of the cooling tower. BRIEF DESCRIPTION OF DRAWINGS
[0020] Figure 1 is a schematic view of the energy-saving water collecting cooling tower of an embodiment;
[0021] Figure 2 is Figure 1 a schematic view of the sound wave agglomeration member of the embodiment shown;
[0022] Figure 3 is Figure 1 a schematic view of the high-efficiency coupling water remover of the embodiment shown;
[0023] Figure 4 is Figure 3 a sectional view of the cyclone separation tube in the embodiment shown.
[0024] The reference signs are: 1, tower body; 10, air inlet; 11, air outlet; 2, heat exchange device; 20, filler layer; 21, spraying element; 22, water distribution well; 3, composite sound wave agglomeration water collecting device; 4, sound wave agglomeration member; 41, support net rack; 42, support column; 43, sound wave agglomeration element; 430, sound wave generator; 431, cone; 5, coupling water remover; 50, hole plate support rack; 51, hole plate; 52, cyclone separation tube; 53, curved blade; 6, water storage pool. DETAILED DESCRIPTION
[0025] In the following description, a large number of specific details are given to provide a more thorough understanding of the present application. However, it is obvious to those skilled in the art that the present application can be implemented without one or more of these details. In other examples, some technical features known in the art are not described in order not to obscure the present application. Embodiment 1
[0026] As Figure 1 shown, the 60WM generator set energy-saving water collecting cooling tower disclosed in the embodiment includes a tower body 1, which has an air inlet 10 on the side and a top air outlet 11, a heat exchange device 2 and a composite sound wave agglomeration water collecting device 3 attached to the tower body 1, the composite sound wave agglomeration water collecting device 3 located above the heat exchange device 2, and a water storage pool 6 arranged at the bottom of the tower body 1.
[0027] As Figure 1As shown, the composite acoustic wave agglomeration water collecting device 3 comprises the acoustic wave agglomeration component 4 attached to the tower body 1 and the coupling water trap 5 stacked on the acoustic wave agglomeration component 4, a high-intensity acoustic field is formed by the acoustic wave agglomeration component 4 to cause the fine water mist particles in the saturated wet air to collide, agglomerate and coalesce, thereby reducing the particle number concentration and increasing the average particle size, so that the particles are easily captured, and then the particles are subjected to centrifugal motion in the high-efficiency coupling water trap 5, move to the inner wall surface of the coupling water trap 5, collide with each other in the process, further coalesce and grow into large water droplets, and are thrown to the inner wall surface of the coupling water trap 5 to accumulate into a water film, which is settled into the water storage tank 6 under the action of gravity for collection, thereby reducing the water loss of the cooling tower and saving water resources.
[0028] As shown in Figure 2 , the acoustic wave agglomeration component 4 comprises two support net racks 41 attached to the tower body 1, a support column 42 arranged between the two support net racks 41, and an acoustic wave agglomeration element 43 attached to the support column 42.
[0029] As shown in Figure 2 , the acoustic wave agglomeration element 43 is arranged in at least three layers from inside to outside in a ring shape, the distribution positions of the respective acoustic wave generators are determined according to the acoustic wave frequency and wavelength to ensure full coverage of the acoustic field in the region, and the number is 400. The acoustic wave agglomeration element 43 is arranged in a ring shape in multiple layers to form a composite superimposed acoustic field without dead angles and improve the collision and agglomeration rate of fine particles.
[0030] As shown in Figure 2 , the acoustic source of the acoustic wave agglomeration element 43 adopts a gas-electric composite acoustic source with a sound pressure level ≥160 dB and a frequency of 1000 Hz-2000 Hz.
[0031] As shown in Figure 2 , the acoustic wave agglomeration element 43 comprises acoustic wave generators 430 attached to the support column 42 and a number tube 431 arranged at the output end of the acoustic wave generators 430.
[0032] As shown in Figure 3 , the high-efficiency coupling water trap 5 comprises two orifice plate support frames 50 attached to the tower body 1, the orifice plates 51 on the two orifice plate support frames 50, and the cyclone separation tubes 52 attached between every two orifice plates 51.
[0033] As shown in Figure 3 , the cyclone separation tubes 52 are arranged in an array closely in the holes of the orifice plates 51 to effectively ensure the efficiency of the cyclone separation tubes 52 in capturing particles.
[0034] As shown in Figure 4 , the cyclone separation tubes 52 have curved blades 53 with a cutting particle size less than 10 μm, which can efficiently separate and remove large water droplets after acoustic wave agglomeration, and finally settle into the water storage tank 6 for collection.
[0035] As Figure 1 shown, the heat exchange device 2 includes a packing layer 20 attached to the tower body 1, a spray element 21 arranged above the packing layer 20, and a distribution well 22 arranged in the water reservoir 6, the distribution well 22 delivering cooling water to the spray element 21.
[0036] The preferred embodiments of the present application are described in detail above with reference to the drawings, but the present application is not limited to the specific details in the above-described embodiments, and various equivalent transformations of the technical solutions of the present application can be made within the technical concept of the present application, and these equivalent transformations all belong to the protection scope of the present application.
Claims
1. An energy saving water collecting cooling tower, characterized in that, The tower body has an air inlet on its side and an air outlet on its top; A heat exchange device and a composite acoustic wave water collection device are attached to the tower body, with the latter being above the former; A water storage pool is arranged at the bottom of the tower body, The composite acoustic wave water collection device includes acoustic wave agglomeration components and a coupling water separator, with the latter being stacked on the former; The coupling water separator includes a hole plate support frame with a hole plate and a cyclone separation tube attached to the hole plate; The cyclone separation tube has curved blades with a cutting particle size of less than 10 μm.
2. An energy efficient water collecting cooling tower as claimed in claim 1 wherein, The heat exchange device includes a filler layer, a spraying element arranged above the filler layer, and a water distribution well arranged in the water storage pool, which delivers cooling water to the spraying element.
3. The energy efficient water collecting cooling tower as claimed in claim 1 wherein, The acoustic wave agglomeration components include a support grid and acoustic wave agglomeration elements attached to the support columns.
4. An energy efficient water collecting cooling tower as claimed in claim 3, wherein, The acoustic wave agglomeration elements are arranged in at least three layers from inside to outside, with the distribution of acoustic wave generators being determined according to the frequency and wavelength of the acoustic waves to ensure full coverage of the acoustic field in the area, with the number being 100-500.
5. An energy efficient water collecting cooling tower as claimed in claim 3 wherein, The acoustic wave agglomeration elements use gas-electric composite sound sources with a sound pressure level of ≥160 dB and a frequency of 500 Hz-5000 Hz.
6. An energy efficient water collecting cooling tower as claimed in claim 3 wherein, The acoustic wave agglomeration elements include acoustic wave generators attached to the support columns and a number tube arranged at the output end of the acoustic wave generators.
7. An energy efficient water collecting cooling tower as claimed in claim 1 wherein, The cyclone separation tube is closely arranged in the holes of the hole plate in an array.