CN107421348A - The gravity-flow ventilation direct air cooling system that a kind of fin is in tilted layout - Google Patents
The gravity-flow ventilation direct air cooling system that a kind of fin is in tilted layout Download PDFInfo
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- CN107421348A CN107421348A CN201710796129.1A CN201710796129A CN107421348A CN 107421348 A CN107421348 A CN 107421348A CN 201710796129 A CN201710796129 A CN 201710796129A CN 107421348 A CN107421348 A CN 107421348A
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- air cooling
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- air
- steel pipe
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- 238000001816 cooling Methods 0.000 title claims abstract description 121
- 238000009423 ventilation Methods 0.000 title claims abstract description 22
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 30
- 239000010959 steel Substances 0.000 claims abstract description 30
- 238000005476 soldering Methods 0.000 claims abstract description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 10
- 238000010025 steaming Methods 0.000 claims 1
- 230000009471 action Effects 0.000 abstract description 4
- 238000010586 diagram Methods 0.000 description 6
- 230000008859 change Effects 0.000 description 4
- 230000008901 benefit Effects 0.000 description 3
- 238000009833 condensation Methods 0.000 description 3
- 230000005494 condensation Effects 0.000 description 3
- 230000005611 electricity Effects 0.000 description 3
- 238000007710 freezing Methods 0.000 description 3
- 230000008014 freezing Effects 0.000 description 3
- 230000009172 bursting Effects 0.000 description 2
- 230000001413 cellular effect Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000010992 reflux Methods 0.000 description 2
- 230000002411 adverse Effects 0.000 description 1
- 230000002528 anti-freeze Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- JEGUKCSWCFPDGT-UHFFFAOYSA-N h2o hydrate Chemical compound O.O JEGUKCSWCFPDGT-UHFFFAOYSA-N 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000008595 infiltration Effects 0.000 description 1
- 238000001764 infiltration Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000004630 mental health Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 230000001172 regenerating effect Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000010977 unit operation Methods 0.000 description 1
- 238000011144 upstream manufacturing Methods 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28B—STEAM OR VAPOUR CONDENSERS
- F28B1/00—Condensers in which the steam or vapour is separate from the cooling medium by walls, e.g. surface condenser
- F28B1/06—Condensers in which the steam or vapour is separate from the cooling medium by walls, e.g. surface condenser using air or other gas as the cooling medium
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28B—STEAM OR VAPOUR CONDENSERS
- F28B7/00—Combinations of two or more condensers, e.g. provision of reserve condenser
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28B—STEAM OR VAPOUR CONDENSERS
- F28B9/00—Auxiliary systems, arrangements, or devices
- F28B9/08—Auxiliary systems, arrangements, or devices for collecting and removing condensate
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F1/00—Tubular elements; Assemblies of tubular elements
- F28F1/10—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses
- F28F1/12—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses the means being only outside the tubular element
- F28F1/24—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses the means being only outside the tubular element and extending transversely
- F28F1/30—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses the means being only outside the tubular element and extending transversely the means being attachable to the element
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F13/00—Arrangements for modifying heat-transfer, e.g. increasing, decreasing
- F28F13/06—Arrangements for modifying heat-transfer, e.g. increasing, decreasing by affecting the pattern of flow of the heat-exchange media
- F28F13/12—Arrangements for modifying heat-transfer, e.g. increasing, decreasing by affecting the pattern of flow of the heat-exchange media by creating turbulence, e.g. by stirring, by increasing the force of circulation
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F2215/00—Fins
- F28F2215/08—Fins with openings, e.g. louvers
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F2250/00—Arrangements for modifying the flow of the heat exchange media, e.g. flow guiding means; Particular flow patterns
- F28F2250/08—Fluid driving means, e.g. pumps, fans
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F2265/00—Safety or protection arrangements; Arrangements for preventing malfunction
- F28F2265/28—Safety or protection arrangements; Arrangements for preventing malfunction for preventing noise
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F2275/00—Fastening; Joining
- F28F2275/06—Fastening; Joining by welding
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Geometry (AREA)
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
The present invention relates to the gravity-flow ventilation direct air cooling system that a kind of fin is in tilted layout, including hyperbola air cooling tower, the bottom of the air cooling tower is circumferentially supported by several support columns；Air cooling platform is provided with the air cooling tower, air cooling platform upper horizontal is disposed with several Λ type air cooling tubes condenser units.In the radiating fin tube bank of the Λ types air cooling tubes condenser unit, base steel pipe is flat tube, and the uniform soldering of several inclined winglets is in base steel pipe both sides, and the passage formed between inclined winglet is perpendicular to ground direction.The present invention uses natural ventilation system, only drives air flow to the swabbing action of air by air cooling tower, reduces noise pollution, reduce station service power consumption rate.Make fin perpendicular to ground direction by changing base steel pipe both sides fin brazed angle, so that cooling air enters vertically into cooling tower along fin channels, the steering drag that air flows through finned-tube bundle is reduced, to improve the runnability of air cooling system.
Description
Technical field
The present invention relates to the gravity-flow ventilation direct air cooling system that a kind of fin is in tilted layout, more particularly to cooling air drives
Mode and fin arrangement form, belong to cooling system domain of power station.
Background technology
Direct Air-Cooling Technology is due to notable conservation benefits, in recent years in the coal-fired electricity of northern area of China's richness coal water shortage
Obtained in standing widely used.The air cooling tubes condenser unit that direct air cooling system is arranged by dozens of rectangular array is formed, such as
Shown in Fig. 2 and Fig. 3, finned-tube bundle is in " Λ " type structure, is arranged in air cooling unit both sides, air cooling unit bottom installation axial flow blower
(9) air blast vertically upward, turbine discharge in air cooling unit finned-tube bundle is cooled down, steam condensation Cheng Shuihou is condensed water
Water tank is collected, and finned-tube bundle and draught fan group are supported on air cooling platform by pillar, and air cooling platform is often as high as tens meters, is used for
Enough air draught spaces are provided, as shown in Figure 1.
The major defect of existing mechanical draft direct air cooling system：
1st, direct air cooling system air driving force is provided by dozens of major diameter axial fan, therefore consumes substantial amounts of factory
Electricity consumption.In addition, air cooling blower fan is rotating machinery, noise can be produced, influences the physical and mental health of employee and neighbouring resident.
2nd, the finned-tube bundle of air cooling unit is in tilted layout in " Λ " type, and fin is parallel with the transverse direction of base tube, and
The air come out from axial flow blower perpendicular to the ground upwards, so results in air and flowed to when flowing through finned tube to change vertically
Become, local flow resistance is excessive, and the utilization rate of finned tube restraint reduces, and air cooling tubes condenser cooling effect declines.
3rd, when external environment wind is to air cooling system, thermal current can be pushed, makes not smooth, the heat exchange efficiency of condenser radiating
Decline, air can be formed when serious and pours in down a chimney phenomenon, and cause hot air reflux, decline the heat exchange efficiency of whole Air-Cooling Island, reduce
Generated energy, or even influence the safety of power plant steam turbine.Easily there is thermal wind sensor phenomenon, vapour in the swabbing action of other peripheral blower fan
Turbine output drop.It when in the winter time, can also be blown due to cold air on bank of condenser pipes, cause to restrain partial freezing's damage, make
Into interruption of service.
4. there is favourable wind direction and unfavorable wind direction in traditional air cooling system rectangular arrangement mode, in addition unmanageable ambient wind
To make it that unit back pressuce amplitude of variation is larger.
The content of the invention
To solve the above problems, it is an object of the invention to provide a kind of good cooling results, it is economical it is high, by extraneous factor
Influence the gravity-flow ventilation direct air cooling system that small fin is in tilted layout.The present invention uses natural ventilation system, only by air cooling tower
Air flow is driven to the swabbing action of air, noise pollution is reduced, reduces station service power consumption rate.By changing base steel pipe both sides fin
Soldering angle makes fin, so that cooling air enters vertically into cooling tower along fin channels, reduce air perpendicular to ground direction
The steering drag of finned-tube bundle is flowed through, largely improves the performance driving economy of air cooling system.
The purpose of the present invention is achieved through the following technical solutions：
The gravity-flow ventilation direct air cooling system that a kind of fin is in tilted layout, including hyperbola air cooling tower, the air cooling tower
Bottom is circumferentially supported by several support columns, and air cooling platform, the air cooling platform upper horizontal arrangement are provided with the air cooling tower
There are several Λ type air cooling tubes condenser units, the air cooling platform and several Λ type air cooling tubes condenser units are arranged at air cooling
Inside tower.The Λ types air cooling tubes condenser unit includes steam-distributing pipe, and radiating fin is provided with the both sides of the steam-distributing pipe
Piece is restrained, and is provided with shutter in the air inlet of the Λ types air cooling tubes condenser unit, every group of radiating fin tube bank is by base steel pipe
Be arranged on the base steel pipe several inclined winglets composition, wherein, the base steel pipe is flat tube, it is described several
The uniform soldering of inclined winglet is in the base steel pipe both sides, and the passage formed between the inclined winglet is perpendicular to ground side
To.
Further, the base steel tube top portion connection steam-distributing pipe, the base steel bottom of the tube connect condensate tank.
Further, the condensate tank takes back hot systems through condensing water conduit.
Further, the condensing water conduit is provided with condensate pump.
Further, the steam-distributing pipe connection steam turbine.
Further, pipe range directional spreding of the inclined winglet along base steel pipe, and the inclined winglet is snakelike
Fin, rectangular fin or plain fin.
Further, the drift angle of the Λ types air cooling tubes condenser unit is α, the inclined winglet and base steel pipe major axis
Angular separation is 90 ° of-α/2.
Further, cooling air carries out hot friendship by the natural suction force suction radiating fin tube bank of hyperbola air cooling tower
Change.
Beneficial effects of the present invention are：
1st, air driving uses natural ventilation system, takes full advantage of swabbing action of the air cooling tower to air, reduces noise
Pollution, has saved station-service electricity.
2nd, fin is in tilted layout, and fin channels direction is perpendicular to the ground, largely reduces air flow resistance.
3rd, tall and big air cooling tower body can effectively prevent summer condenser unit hot air reflux, thermal wind sensor, prevent the winter
Ji Lengfeng washes away bank of condenser pipes, causes local tube bank bursting by freezing.
4th, the gravity-flow ventilation direct air cooling system that fin is in tilted layout is insensitive to wind direction, improves unit operation stability.
Brief description of the drawings
Fig. 1 is the existing mechanical draft direct air cooling system schematic diagram in power station；
Fig. 2 is the existing air cooling tubes condenser cellular construction schematic diagram in power station；
Fig. 3 is the existing radiating fin Pipe bundle structure schematic diagram in power station；
Fig. 4 is the gravity-flow ventilation direct air cooling system schematic diagram that fin of the present invention is in tilted layout；
Fig. 5 is air cooling tubes condenser cellular construction schematic diagram of the present invention；
Fig. 6 is radiating fin Pipe bundle structure schematic diagram of the present invention；
Fig. 7 is inclined winglet CONSTRUCTED SPECIFICATION figure of the present invention；
Wherein, 1- steam-distributing pipes, 2- Λ type air cooling tubes condenser units, 3- condensate tanks, 4- air cooling platforms, 5- base steels
Pipe, 6- inclined winglets, 7- air cooling towers, 8- support columns.
Embodiment
In order to make the purpose , technical scheme and advantage of the present invention be clearer, it is right below in conjunction with drawings and Examples
The present invention is further elaborated.It should be appreciated that specific embodiment described herein is only to explain the present invention, not
For limiting the present invention.
The gravity-flow ventilation direct air cooling system that a kind of fin is in tilted layout, as shown in figure 4, including hyperbola air cooling tower 7, institute
The bottom for stating air cooling tower 7 is supported by several support columns 8 are circumferential, is provided with air cooling platform 4 in the air cooling tower 7, the air cooling is put down
The upper horizontal of platform 4 is disposed with several Λ type air cooling tubes condensers units 2, and the air cooling platform 4 is used to support the Λ types air cooling
Condenser unit 2.The air cooling platform 4 and several Λ type air cooling tubes condensers units 2 are arranged inside air cooling tower 7, described
The setting increase film-cooled heat of Λ type air cooling tubes condensers unit 2, reduces floor space.As shown in figure 5, the Λ types air cooling condensing
Device unit 2 includes steam-distributing pipe 1, is restrained in the both sides of the steam-distributing pipe 1 provided with radiating fin, in the Λ types air cooling
The air inlet of condenser unit 2 is provided with shutter, passes through shutter aperture regulation air mass flow.
As shown in fig. 6, every group of radiating fin tube bank is by base steel pipe 5 and several tiltings being arranged on the base steel pipe
Fin 6 forms, wherein, the base steel pipe 5 is flat tube, and several described 6 uniform solderings of inclined winglet are in the base steel pipe 5
Both sides, and the passage formed between the inclined winglet 6 is perpendicular to ground direction.By changing fin brazed angle, make fin
Passage reduces the local steering drag that cooling air flows in and out finned-tube bundle, so as to improve entirely perpendicular to ground direction
Air cooling system cooling heat transferring ability.
The top of the base steel pipe 5 connection steam-distributing pipe 1, the bottom of base steel pipe 5 connects condensate tank 3.The condensation
Water tank 3 takes back hot systems through condensing water conduit.The condensing water conduit is provided with condensate pump.The steam-distributing pipe 1 connects
Steam turbine.Gas turbine exhaust gas enters steam-distributing pipe 1, and the steam in steam-distributing pipe flows into base steel pipe 5 from top to bottom.Steam
Condensate after condensation imports condensate tank 3, then squeezes into heat regenerative system through condensing water conduit by condensate pump.
As shown in fig. 6, pipe range directional spreding of the inclined winglet 6 along base steel pipe 5, and the inclined winglet 6 is
Wave-fin, rectangular fin or plain fin.
As shown in fig. 7, the drift angle of the Λ types air cooling tubes condenser unit is α, the inclined winglet 6 and base steel pipe 5
Long axis direction angle is 90 ° of-α/2.
Cooling air carries out heat exchange by the natural suction force suction radiating fin tube bank of hyperbola air cooling tower 7.The present invention
The inclining fin arrangement can be used in existing mechanical draft direct air cooling system.Fin of the present invention tilts
The draft type of the gravity-flow ventilation direct air cooling system of arrangement is that the simple mechanical draft mode of power station direct air-cooling system is carried out
Improve, structure and no particular/special requirement that works to upstream device thereon, under identical cooling requirements, the quantity of blower fan,
Size, the size of rated power and radiating fin, quantity etc. are without change.The air cooling tower tower body and support column geometric parameter
It can refer to natural draft indirect dry cooling system.
The present invention flows through finned-tube bundle, so by natural ventilation system using air cooling tower itself draft driving cooling air
Export and discharge from air cooling tower afterwards, saved station service power consumption rate, reduce noise pollution.In summer high temperature weather, air cooling tubes condenser can be with
Cooling air temperature is reduced by the way of misting cooling.Preventing freeze in winter pattern, cooling system can pass through the aperture of shutter
Control, to increase air flow resistance and then reduce cooling air delivery, reach antifreeze purpose.Other air cooling tower housing structure energy
Effectively solving direct air cooling system summer has adverse effect of the wind weather thermal wind sensor to unit, Winter Cold Wind Infiltration Of heat exchanging device pipe
The tube bank part bursting by freezing that beam wash zone comes is dangerous.
The preferred embodiments of the present invention are the foregoing is only, are not intended to limit the invention, for the skill of this area
For art personnel, the present invention can have various modifications and variations.Within the spirit and principles of the invention, that is made any repaiies
Change, equivalent substitution, improvement etc., should be included in the scope of the protection.
Claims (8)
1. the gravity-flow ventilation direct air cooling system that a kind of fin is in tilted layout, including hyperbola air cooling tower (7), the air cooling tower
(7) bottom is circumferentially supported by several support columns (8), and air cooling platform (4), the air cooling are provided with inside the air cooling tower (7)
Platform (4) upper horizontal is disposed with several Λ type air cooling tubes condenser units (2)；Λ types air cooling tubes condenser unit (2) bag
Steam-distributing pipe (1) is included, is restrained in the both sides of the steam-distributing pipe (1) provided with radiating fin, in the Λ types air cooling condensing
The air inlet of device unit (2) is provided with shutter, it is characterised in that
Every group of radiating fin tube bank is made up of base steel pipe (5) and several inclined winglets (6) being arranged on the base steel pipe,
Wherein, the base steel pipe (5) is flat tube, and the uniform soldering of several described inclined winglets (6) is in the base steel pipe (5) two
Side, and the passage formed between the inclined winglet (6) is perpendicular to ground direction.
2. the gravity-flow ventilation direct air cooling system that fin according to claim 1 is in tilted layout, it is characterised in that the steel
Connection steam-distributing pipe (1) at the top of base tube (5), base steel pipe (5) the bottom connection condensate tank (3).
3. the gravity-flow ventilation direct air cooling system that fin according to claim 2 is in tilted layout, it is characterised in that described solidifying
Bear water case (3) and take back hot systems through condensing water conduit.
4. the gravity-flow ventilation direct air cooling system that fin according to claim 3 is in tilted layout, it is characterised in that described solidifying
Bear water pipeline and be provided with condensate pump.
5. the gravity-flow ventilation direct air cooling system that fin according to claim 1 is in tilted layout, it is characterised in that the steaming
Vapour distribution pipe (1) connects steam turbine.
6. the gravity-flow ventilation direct air cooling system that fin according to claim 1 is in tilted layout, it is characterised in that described to incline
Pipe range directional spreding of the inclined fin (6) along base steel pipe (5), and the inclined winglet (6) be wave-fin, rectangular fin or
Plain fin.
7. the gravity-flow ventilation direct air cooling system that fin according to claim 1 is in tilted layout, it is characterised in that the Λ
The drift angle of type air cooling tubes condenser unit is α, the long axis direction angle of the inclined winglet (6) and base steel pipe (5) be 90 ° of-α/
2。
8. the gravity-flow ventilation direct air cooling system that fin according to claim 1 is in tilted layout, it is characterised in that cooling is empty
Gas carries out heat exchange by the natural suction force suction radiating fin tube bank of hyperbola air cooling tower (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710796129.1A CN107421348A (en) | 2017-09-06 | 2017-09-06 | The gravity-flow ventilation direct air cooling system that a kind of fin is in tilted layout |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710796129.1A CN107421348A (en) | 2017-09-06 | 2017-09-06 | The gravity-flow ventilation direct air cooling system that a kind of fin is in tilted layout |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107421348A true CN107421348A (en) | 2017-12-01 |
Family
ID=60432486
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710796129.1A Pending CN107421348A (en) | 2017-09-06 | 2017-09-06 | The gravity-flow ventilation direct air cooling system that a kind of fin is in tilted layout |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107421348A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109780882A (en) * | 2019-03-29 | 2019-05-21 | 中国电力工程顾问集团西北电力设计院有限公司 | Eclipsed form vertical plate condenser and hertz dry cooling systems |
| CN112683077A (en) * | 2020-12-25 | 2021-04-20 | 山西德望节能科技有限公司 | Energy-saving natural convection air cooling tower |
| CN112923754A (en) * | 2021-01-28 | 2021-06-08 | 西安交通大学 | Air cooling tower based on dew point indirect evaporation precooling and working method thereof |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101498560A (en) * | 2009-03-10 | 2009-08-05 | 华北电力大学 | Flat pipe apparatus with inclined unequal-spacing wave-shaped fins used for air cooling condenser in power station |
| CN201787827U (en) * | 2009-11-03 | 2011-04-06 | 李宁 | Natural ventilation air cooling condenser |
| CN105783540A (en) * | 2016-04-19 | 2016-07-20 | 华北电力大学 | Mixing ventilation air-cooling condenser |
| CN207113644U (en) * | 2017-09-06 | 2018-03-16 | 中国大唐集团科技工程有限公司 | The gravity-flow ventilation direct air cooling system that a kind of fin is in tilted layout |
-
2017
- 2017-09-06 CN CN201710796129.1A patent/CN107421348A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101498560A (en) * | 2009-03-10 | 2009-08-05 | 华北电力大学 | Flat pipe apparatus with inclined unequal-spacing wave-shaped fins used for air cooling condenser in power station |
| CN201787827U (en) * | 2009-11-03 | 2011-04-06 | 李宁 | Natural ventilation air cooling condenser |
| CN105783540A (en) * | 2016-04-19 | 2016-07-20 | 华北电力大学 | Mixing ventilation air-cooling condenser |
| CN207113644U (en) * | 2017-09-06 | 2018-03-16 | 中国大唐集团科技工程有限公司 | The gravity-flow ventilation direct air cooling system that a kind of fin is in tilted layout |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109780882A (en) * | 2019-03-29 | 2019-05-21 | 中国电力工程顾问集团西北电力设计院有限公司 | Eclipsed form vertical plate condenser and hertz dry cooling systems |
| CN109780882B (en) * | 2019-03-29 | 2024-02-06 | 中国电力工程顾问集团西北电力设计院有限公司 | Overlapped type vertical plate condenser and hertz dry cooling system |
| CN112683077A (en) * | 2020-12-25 | 2021-04-20 | 山西德望节能科技有限公司 | Energy-saving natural convection air cooling tower |
| CN112683077B (en) * | 2020-12-25 | 2022-10-25 | 山西德望节能科技有限公司 | Energy-saving natural convection air cooling tower |
| CN112923754A (en) * | 2021-01-28 | 2021-06-08 | 西安交通大学 | Air cooling tower based on dew point indirect evaporation precooling and working method thereof |
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Application publication date: 20171201 |