CN204574852U - A kind of centralized supply wind Air-Cooling Island of power plant - Google Patents
A kind of centralized supply wind Air-Cooling Island of power plant Download PDFInfo
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- CN204574852U CN204574852U CN201520226171.6U CN201520226171U CN204574852U CN 204574852 U CN204574852 U CN 204574852U CN 201520226171 U CN201520226171 U CN 201520226171U CN 204574852 U CN204574852 U CN 204574852U
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- air
- heat radiator
- cooling heat
- supply duct
- power plant
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Abstract
The centralized supply wind Air-Cooling Island in power plant, comprises pressure fan, air cooling heat radiator and air supply duct; Wherein, the upper end of described air cooling heat radiator is communicated with steam-distributing pipe, and bottom is communicated with condensate pipe; Described air supply duct is provided with air inlet, and namely pressure fan is arranged on air inlet; The upper surface of air supply duct is provided with multiple discharge pipe, is air cooling heat radiator above discharge pipe, and the shape of described air cooling heat radiator is hyperbola.It is air cooling heat radiator cooling that the utility model can produce jet-stream wind, utilizes wall attachment effect to add cooling air quantity simultaneously, further increases the heat-sinking capability of air cooling heat radiator; Can make multiple stage air cooling heat radiator share one or two Fans cooling, decrease the overall power consumption of power plant air cooling heat radiator, reduce power plant from power consumption index; Air supply duct adopts spiral turning spur layout or cuboid layout, can reduce land seizure area, conveniently observe maintenance, conservation of nature environment.
Description
Technical field
The utility model relates to the air cooling technical field of heat dissipation of condenser.
Background technology
The mode of condenser of power plant employing air cooling heat radiation is the important measures of saving water resource.Its operation principle is: high-temperature steam pushing turbine rotarily drives electrical power generators, then the condenser of steam turbine is entered, tubular radiator or panel radiator is entered again by pipeline, because the surface area of radiator is large, inner high-temperature steam is made to become the pipeline that condensate water enters bottom by Air flow, then through the heating of water pump input boiler Inner eycle.This power plant air in water resources shortage area replaces water-cooled condenser arrangement to be called as Air-Cooling Island.In prior art, want a supporting Fans below each Air flow radiator of Air-Cooling Island, the wind-force that blower fan produces blows to spreader surface, is used for reducing the temperature of radiator.The Air-Cooling Island of this dispersion air feed not only floor space is large and the blower fan power consumption of radiator is very high, for the fired power generating unit of a 200MW, this unit needs to be 24 supporting air cooling blower fans of Air flow radiator, the power of every Fans is 90kW, expending electricity during operation is 2160kW, only this item power consumption index, accounts for 1.08% of this unit generation amount.A kind of direct air cooled condenser heat-sink unit has been disclosed in the patent application of 201410553776.6, therefore, utilize the technology of this air cooling tubes condenser heat-sink unit, change the dispersion air feed of Air-Cooling Island into centralized supply wind, the blower fan power consumption of further reduction radiator, save Air-Cooling Island floor space, there is very important practical significance.
Utility model content
Technical problem to be solved in the utility model is to provide a kind of centralized supply wind Air-Cooling Island of power plant, and it can make multiple stage air cooling heat radiator share one or the cooling of two Fans, reduces the overall power consumption of power plant air cooling heat radiator; It can also produce jet-stream wind is air cooling heat radiator air feed, and more air can be attracted to enter air intake passage in wind guiding tube lower port, strengthens cooling air quantity and improves cooling capacity.
For solving the problems of the technologies described above, technical solution adopted in the utility model is: a kind of centralized supply wind Air-Cooling Island of power plant, comprises pressure fan, air cooling heat radiator and air supply duct; Wherein, the upper end of described air cooling heat radiator is communicated with steam-distributing pipe, and bottom is communicated with condensate pipe; Described air supply duct is provided with air inlet, and namely pressure fan is arranged on air inlet; The upper surface of air supply duct is provided with multiple discharge pipe, is air cooling heat radiator above discharge pipe, and the shape of described air cooling heat radiator is hyperbola.
The centralized supply wind Air-Cooling Island in above-mentioned power plant, sets up wind guiding tube, and described wind guiding tube is arranged at the outside of air cooling heat radiator, is provided with air intake gap between wind guiding tube and air cooling heat radiator.
The centralized supply wind Air-Cooling Island in above-mentioned power plant, sets up plate of becalming, described in plate of becalming be arranged on below air cooling heat radiator, be provided with air intake gap between the periphery of plate of becalming and discharge pipe.
The centralized supply wind Air-Cooling Island in above-mentioned power plant, the center line of described air supply duct is spiral turning spur, and the wall of air supply duct is the spiral jatharapanvartanasana riser connected continuously, and its turning is arc surface; The cross sectional shape of described discharge pipe is the arc extended out, and discharge pipe is disposed on the upper surface of air supply duct.
The centralized supply wind Air-Cooling Island in above-mentioned power plant, described air supply duct is rectangular box, and the cross sectional shape of described discharge pipe is the arc extended out, and discharge pipe is disposed on the upper surface of air supply duct.
The centralized supply wind Air-Cooling Island in above-mentioned power plant, described in the becalm shape of plate be spherical crown shape, the centre of sphere of described spherical crown is positioned at the top of spherical crown.
The centralized supply wind Air-Cooling Island in a kind of power plant that the utility model provides, pressure fan is arranged on the air inlet of air supply duct, cooling air blows out along air supply duct from each discharge pipe, through domed plate of becalming, produce jet-stream wind and enter air cooling heat radiator, wind guiding tube makes jet-stream wind rise rapidly, for air cooling heat radiator cooling, jet-stream wind can produce wall attachment effect in wind guiding tube lower port simultaneously, outside consequent vacuum suction, more air enters air intake passage, increase cooling air quantity, further increase the heat-sinking capability of air cooling heat radiator.In addition, the utility model can make multiple stage air cooling heat radiator share one or the cooling of two Fans, and decrease the overall power consumption of power plant air cooling heat radiator, energy-saving effect is remarkable; Air supply duct adopts spiral turning spur layout or cuboid layout, can reduce land seizure area, conservation of nature environment, saves equipment investment.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the top view of Fig. 1;
Fig. 3 is the A-A sectional view of Fig. 1;
Fig. 4 is the B portion enlarged drawing in Fig. 1;
Fig. 5 is the air cooling heat abstractor overall layout chart being provided with spiral turning spur air supply duct;
Fig. 6 is the air cooling heat abstractor overall layout chart being provided with cuboid air supply duct.
In figure, each label is expressed as: wind guiding tube 1, air cooling heat radiator 2, pressure fan 4, pressure fan fan blade 5, air supply duct 6, brace rod 7, discharge pipe 8, tripod 9, plate 10 of becalming, steam-distributing pipe 11, condensate pipe 12.
Detailed description of the invention
See Fig. 1 and Fig. 4, the upper end of air cooling heat radiator 2 of the present utility model is communicated with steam-distributing pipe 11, and bottom is communicated with condensate pipe 12; Air supply duct 6 is provided with air inlet 3, and namely pressure fan 4 is arranged on air inlet 3 place; The upper surface of air supply duct 6 is provided with multiple discharge pipe 8, is air cooling heat radiator 2 above discharge pipe 8, and the shape of air cooling heat radiator 2 is hyperbola.Wind guiding tube 1 is arranged at the outside of air cooling heat radiator 2, is provided with air intake gap between wind guiding tube 1 and air cooling heat radiator 2.Plate 10 of becalming is arranged on below air cooling heat radiator 2, is provided with air intake gap between the periphery of plate 10 of becalming and discharge pipe 8.Adopt such technical scheme, the air intake gap of wind between the periphery and discharge pipe 8 of plate 10 of becalming that pressure fan 4 blows out produces jet-stream wind, air cooling heat radiator 2 is lowered the temperature, cooling tube due to air cooling heat radiator 2 is network structure, and wind guiding tube 1 makes jet-stream wind rise to rapidly air cooling heat radiator 2 to lower the temperature; Meanwhile, the air intake gap of jet-stream wind between discharge pipe 8 and wind guiding tube 1 forms wall attachment effect, and outside the vacuum suction of generation, more air enters wind guiding tube 1, adds cooling air quantity, further increases the cooling capacity of air cooling heat radiator 2.The utility model can also install two large-scale pressure fan 4 in air inlet 3, according to climate temperature change, sets up best operational mode.Start two pressure fan 4 in summer to work, start a pressure fan 4 in the winter time and work, this kind of scheme can replace the effect of big-power transducer simultaneously.
See Fig. 2 and Fig. 3, the center line of air supply duct 6 of the present utility model is spiral turning spur, the wall of air supply duct 6 is the spiral jatharapanvartanasana riser connected continuously, its turning is arc surface, the cross sectional shape of described discharge pipe 8 is the arc extended out, and discharge pipe 8 is disposed on the upper surface of air supply duct 6.Cooling air enters until arrive spiral turning spur air supply duct 6 central authorities from air inlet 3, and on the way from each discharge pipe 8 upwards jet-stream wind, the arc surface of riser at turning of spiral jatharapanvartanasana, decreases air intake resistance, can reduce wind loss and reduce energy consumption.
See Fig. 5, the air cooling heat abstractor total arrangement of spiral turning spur air supply duct can be queue structure, improves the dense degree of air cooling heat radiator 2, can reduce land seizure area.
See Fig. 6, air supply duct 6 of the present utility model can also be rectangular box, and its air cooling heat abstractor overall layout chart is in lining up structure, both land seizure area can be reduced, also can avoid hot air reflux, convenient observation checks the running status of each air cooling heat radiator 2, facilitates repair and maintenance.
Claims (6)
1. the centralized supply wind Air-Cooling Island in power plant, is characterized in that: comprise pressure fan (4), air cooling heat radiator (2) and air supply duct (6); Wherein, the upper end of described air cooling heat radiator (2) is communicated with steam-distributing pipe (11), and bottom is communicated with condensate pipe (12); Described air supply duct (6) is provided with air inlet (3), and pressure fan (4) is namely arranged on air inlet (3) place; The upper surface of air supply duct (6) is provided with multiple discharge pipe (8), and be air cooling heat radiator (2) in discharge pipe (8) top, the shape of described air cooling heat radiator (2) is hyperbola.
2. the centralized supply wind Air-Cooling Island in a kind of power plant according to claim 1, it is characterized in that: set up wind guiding tube (1), described wind guiding tube (1) is arranged at the outside of air cooling heat radiator (2), is provided with air intake gap between wind guiding tube (1) and air cooling heat radiator (2).
3. the centralized supply wind Air-Cooling Island in a kind of power plant according to claim 2, it is characterized in that: set up plate of becalming (10), described plate of becalming (10) is arranged on below air cooling heat radiator (2), is provided with air intake gap between the periphery of plate of becalming (10) and discharge pipe (8).
4. the centralized supply wind Air-Cooling Island in a kind of power plant according to claim 3, it is characterized in that: the center line of described air supply duct (6) is spiral turning spur, the wall of air supply duct (6) is the spiral jatharapanvartanasana riser connected continuously, and its turning is arc surface; The cross sectional shape of described discharge pipe (8) is the arc extended out, and discharge pipe (8) is disposed on the upper surface of air supply duct (6).
5. the centralized supply wind Air-Cooling Island in a kind of power plant according to claim 3, it is characterized in that: described air supply duct (6) is rectangular box, the cross sectional shape of described discharge pipe (8) is the arc extended out, and discharge pipe (8) is disposed on the upper surface of air supply duct (6).
6. the centralized supply wind Air-Cooling Island in a kind of power plant according to claim 4 or 5, is characterized in that: described in the becalm shape of plate (10) be spherical crown shape, the centre of sphere of described spherical crown is positioned at the top of spherical crown.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520226171.6U CN204574852U (en) | 2015-04-15 | 2015-04-15 | A kind of centralized supply wind Air-Cooling Island of power plant |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520226171.6U CN204574852U (en) | 2015-04-15 | 2015-04-15 | A kind of centralized supply wind Air-Cooling Island of power plant |
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| Publication Number | Publication Date |
|---|---|
| CN204574852U true CN204574852U (en) | 2015-08-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520226171.6U Withdrawn - After Issue CN204574852U (en) | 2015-04-15 | 2015-04-15 | A kind of centralized supply wind Air-Cooling Island of power plant |
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| CN (1) | CN204574852U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104764344A (en) * | 2015-04-15 | 2015-07-08 | 华北电力大学（保定） | Concentrated air supply air cooling island of power plant |
-
2015
- 2015-04-15 CN CN201520226171.6U patent/CN204574852U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104764344A (en) * | 2015-04-15 | 2015-07-08 | 华北电力大学（保定） | Concentrated air supply air cooling island of power plant |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20150819 Effective date of abandoning: 20161005 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |