CN110579117A - Ultrahigh water-saving rate cooling tower - Google Patents
Ultrahigh water-saving rate cooling tower Download PDFInfo
- Publication number
- CN110579117A CN110579117A CN201911037101.5A CN201911037101A CN110579117A CN 110579117 A CN110579117 A CN 110579117A CN 201911037101 A CN201911037101 A CN 201911037101A CN 110579117 A CN110579117 A CN 110579117A
- Authority
- CN
- China
- Prior art keywords
- cooling tower
- water
- heat exchange
- speed reducer
- fan
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28C—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA COME INTO DIRECT CONTACT WITHOUT CHEMICAL INTERACTION
- F28C1/00—Direct-contact trickle coolers, e.g. cooling towers
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F25/00—Component parts of trickle coolers
- F28F25/02—Component parts of trickle coolers for distributing, circulating, and accumulating liquid
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F25/00—Component parts of trickle coolers
- F28F25/02—Component parts of trickle coolers for distributing, circulating, and accumulating liquid
- F28F25/06—Spray nozzles or spray pipes
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F25/00—Component parts of trickle coolers
- F28F25/10—Component parts of trickle coolers for feeding gas or vapour
- F28F25/12—Ducts; Guide vanes, e.g. for carrying currents to distinct zones
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F3/00—Plate-like or laminated elements; Assemblies of plate-like or laminated elements
- F28F3/02—Elements or assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with recesses, with corrugations
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
The utility model provides an ultrahigh water-saving rate cooling tower, includes the cooling tower body, and cooling tower body top is provided with dryer, driving motor and speed reducer, is provided with the fan in the dryer, driving motor is connected with the speed reducer, the speed reducer is connected with the fan, and this internal distribution tank, a plurality of heat transfer passageway and spray set of being provided with of cooling tower, a plurality of heat transfer passageway one end are connected with the distribution tank, and the other end setting is in cooling tower body bottom, and spray set is connected with the distribution tank cooperation, the heat transfer passageway comprises two non-metallic corrugated plates, two non-metallic corrugated plate interconnect and inside constitution a closed space, form air duct between the adjacent heat transfer passageway, the effectual metal finned tube surface corrosion of having solved prior art of non-metallic corrugated plate, scale deposit scheduling problem to its heat exchange efficiency has been improved.
Description
Technical Field
The invention relates to the technical field of heat exchange, in particular to an ultrahigh water-saving cooling tower.
Background
In military and civil fields, the fog dissipation requirement of a cooling tower is high, some requirements are designed according to zero fog or completely fog-free, the cooling task is completed by adopting complete dry cooling when the low temperature, especially the external temperature is close to or lower than 0 ℃ in consideration of the fact that the concentration degree of fog is related to the external dry-bulb temperature, when the external temperature is high, spray water is needed to reduce the temperature of air, increase the humidity of the air and form a water film on a heat exchange plate surface so as to achieve higher efficiency, generally, the corrosion, scaling damage and the like of the metal finned tube can be caused by spraying water on the outer surface of the metal finned tube, so the heat exchange efficiency is low, and the use of light tube spraying is a common method, but the surface area of the light tube is too small to achieve a good heat exchange effect.
In the industrial field, water conservation, especially higher water conservation rates, is a technical problem. The leading American SPX company in the world of water-saving and fog-dispersing technology implements a set of second-generation fog-dispersing cooling tower of the latest technology on Shenhuaning coal in China, under the conditions that the plane area is enlarged by about 50%, the height is increased by about 6m, and the energy consumption is increased by more than 40%, the fog-dispersing effect cannot reach zero fog, the nominal annual average water-saving rate can only reach 18%, and no good high-water-saving zero-fog cooling tower case is found in other companies in China.
Disclosure of Invention
The invention aims to provide the cooling tower with the ultrahigh water saving rate, which is simple to operate, good in fog dissipation effect and capable of saving water resources.
In order to solve the technical problems, the invention provides an ultrahigh water-saving cooling tower, which comprises a cooling tower body, wherein an air duct, a driving motor and a speed reducer are arranged above the cooling tower body, a fan is arranged in the air duct, the driving motor is connected with the speed reducer, the speed reducer is connected with the fan, a water distribution tank, a plurality of heat exchange channels and a spraying device are arranged in the cooling tower body, one end of each heat exchange channel is connected with the water distribution tank, the other end of each heat exchange channel is arranged at the bottom of the cooling tower body, the spraying device is connected with the water distribution tank in a matching way, each heat exchange channel consists of two non-metal corrugated plates, the two non-metal corrugated plates are mutually connected and form a closed space inside, an air channel is formed between the adjacent heat exchange channels, the spraying device comprises a plurality of water conveying pipes, a high-pressure, the spray head is connected with the high-pressure water pump through a water delivery pipe.
In order to better use the fan, the fan is improved in the invention, the fan comprises a rotating shaft, a plurality of fan blades are detachably arranged on the rotating shaft, and the rotating shaft is connected with a speed reducer.
In order to better use the spray head, the invention improves that the spray head is provided with a plurality of spray heads and is respectively connected with the high-pressure water pump through the water conveying pipe.
In order to better use the heat exchange channel, the invention improves that the non-metal corrugated plate is a PVC corrugated plate.
The invention has the beneficial effects that: the invention has novel design and simple structure, the design of the non-metal corrugated plate effectively solves the problems of corrosion, scaling and the like on the surface of the metal finned tube in the prior art, thereby improving the heat exchange efficiency of the non-metal corrugated plate, the design of the spray device further improves the heat exchange efficiency in a heat exchange channel, the design of the detachable fan blade and the detachable rotating shaft improves the overall utilization rate of the fan, facilitates the replacement of the fan blade and the rotating shaft, and improves the utilization rate of the fan blade and the rotating shaft.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present invention;
FIG. 2 is a schematic structural view of the spray apparatus of the present invention;
Description of reference numerals: 1-cooling tower body; 2-an air duct; 3-driving a motor; 4-a speed reducer; 5, a fan; 6-distributing pool; 7-heat exchange channels; 8-air channel; 9-water conveying pipe; 10-high pressure water pump; 11-spray head.
Detailed Description
In order to explain technical contents, structural features, and objects and effects of the present invention in detail, the following detailed description is given with reference to the accompanying drawings in conjunction with the embodiments.
Referring to the attached figure 1, the invention provides an ultrahigh water-saving cooling tower, which comprises a cooling tower body 1, wherein an air duct 2, a driving motor 3 and a speed reducer 4 are arranged above the cooling tower body 1, a fan 5 is arranged in the air duct 2, the driving motor 3 is connected with the speed reducer 4, the speed reducer 4 is connected with the fan 5, a water distribution pool 6, a plurality of heat exchange channels 7 and a spraying device are arranged in the cooling tower body 1, one end of each heat exchange channel 7 is connected with the water distribution pool 6, the other end of each heat exchange channel 7 is arranged at the bottom of the cooling tower body 1, the spraying device is connected with the water distribution pool 6 in a matching way, each heat exchange channel is composed of two non-metal corrugated plates, the two non-metal corrugated plates are connected with each other and form a closed space inside, an air channel 8 is formed between the adjacent heat exchange channels 7, the high-pressure water pump 10 is connected with the distribution tank 6 through a water pipe 9, and the spray head 11 is connected with the high-pressure water pump 10 through the water pipe 9.
For better use fan, fan 5 includes the pivot, and the detachable is provided with a plurality of fan blades on the pivot, the pivot is connected with speed reducer 4. For better use of the spray head, the spray head 11 is provided in plurality and is connected to the high pressure water pump 10 through the water pipe 9. For better use heat transfer passageway, non-metallic corrugated plate is the PVC buckled plate.
As shown in fig. 1, take a circulating water countercurrent cooling tower as an example, take a PVC corrugated plate as a heat exchange plate, the space inside the PVC corrugated plate is a circulating water channel, the space outside the PVC corrugated plate is an air channel 8, both transmit heat in a countercurrent manner through the PVC corrugated plate, the heat of the circulating water is transmitted to the air and exhausted into the atmosphere, or is taken as a mixture for fog dissipation, when the temperature of the circulating water is high, the temperature of the air can be reduced by adopting a method of spraying water, or the airflow can be increased by reducing the space inside the PVC corrugated plate, or a part of the water can be sprayed outside the space to complete the cooling task, when the external temperature is reduced, the water spraying amount outside the plate space or the spraying water inside the plate space in some areas in the tower can be reduced, and part of the areas directly adopt a dry.
The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes performed by the present specification and drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (4)
1. A cooling tower with ultrahigh water saving rate is characterized by comprising a cooling tower body, wherein an air duct, a driving motor and a speed reducer are arranged above the cooling tower body, a fan is arranged in the air duct, the driving motor is connected with a speed reducer, the speed reducer is connected with a fan, a water distribution tank, a plurality of heat exchange channels and a spraying device are arranged in the cooling tower body, one end of each heat exchange channel is connected with the water distribution tank, the other end of each heat exchange channel is arranged at the bottom of the cooling tower body, the spraying device is connected with the water distribution tank in a matching way, the heat exchange channel is composed of two non-metal corrugated plates which are mutually connected and the inner part of the two non-metal corrugated plates forms a closed space, an air channel is formed between the adjacent heat exchange channels, the spray device comprises a plurality of water delivery pipes, a high-pressure water pump and spray heads, the high-pressure water pump is connected with the distribution pool through a water pipe, and the spray head is connected with the high-pressure water pump through the water pipe.
2. The cooling tower with the ultrahigh water saving efficiency according to claim 1, wherein the fan comprises a rotating shaft, a plurality of fan blades are detachably arranged on the rotating shaft, and the rotating shaft is connected with a speed reducer.
3. the cooling tower with ultrahigh water saving efficiency according to claim 1, wherein the spray head is provided in plurality and is connected with the high pressure water pump through a water pipe respectively.
4. The ultra-high water-saving cooling tower of claim 1, wherein the non-metallic corrugated plates are PVC corrugated plates.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911037101.5A CN110579117A (en) | 2019-10-29 | 2019-10-29 | Ultrahigh water-saving rate cooling tower |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911037101.5A CN110579117A (en) | 2019-10-29 | 2019-10-29 | Ultrahigh water-saving rate cooling tower |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110579117A true CN110579117A (en) | 2019-12-17 |
Family
ID=68815474
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911037101.5A Withdrawn CN110579117A (en) | 2019-10-29 | 2019-10-29 | Ultrahigh water-saving rate cooling tower |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110579117A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4269796A (en) * | 1976-08-16 | 1981-05-26 | Massachusetts Institute Of Technology | Wet/dry cooling tower and method |
| CN206974221U (en) * | 2017-04-19 | 2018-02-06 | 兰州石化职业技术学院 | A kind of coal chemical industry cooling device |
| CN207335497U (en) * | 2017-06-13 | 2018-05-08 | 王洵 | A kind of integrated air cools down plate heat exchanger |
| CN207556317U (en) * | 2017-06-13 | 2018-06-29 | 王洵 | A kind of air cooling plate heat exchanger |
| CN110345777A (en) * | 2019-08-10 | 2019-10-18 | 济南蓝辰能源技术有限公司 | A kind of dual condensation mixed water-saving fog dispersal cooling system |
-
2019
- 2019-10-29 CN CN201911037101.5A patent/CN110579117A/en not_active Withdrawn
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4269796A (en) * | 1976-08-16 | 1981-05-26 | Massachusetts Institute Of Technology | Wet/dry cooling tower and method |
| CN206974221U (en) * | 2017-04-19 | 2018-02-06 | 兰州石化职业技术学院 | A kind of coal chemical industry cooling device |
| CN207335497U (en) * | 2017-06-13 | 2018-05-08 | 王洵 | A kind of integrated air cools down plate heat exchanger |
| CN207556317U (en) * | 2017-06-13 | 2018-06-29 | 王洵 | A kind of air cooling plate heat exchanger |
| CN110345777A (en) * | 2019-08-10 | 2019-10-18 | 济南蓝辰能源技术有限公司 | A kind of dual condensation mixed water-saving fog dispersal cooling system |
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| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20191217 |