CN207317559U - A kind of finned-tube bundle radiator with air inducing action - Google Patents
A kind of finned-tube bundle radiator with air inducing action Download PDFInfo
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- CN207317559U CN207317559U CN201721136995.XU CN201721136995U CN207317559U CN 207317559 U CN207317559 U CN 207317559U CN 201721136995 U CN201721136995 U CN 201721136995U CN 207317559 U CN207317559 U CN 207317559U
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- finned
- tube bundle
- radiator
- air
- radiating fin
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Abstract
A kind of finned-tube bundle radiator with air inducing action is the utility model is related to, belongs to power station indirect air cooling radiator field.A kind of finned-tube bundle radiator with air inducing action, it is arranged circumferentially in the form of cooling down triangle along indirect cool tower bottom, and the finned-tube bundle radiator is arranged vertically, the cooling triangle is made of finned-tube bundle, the steel structure support of finned-tube bundle both sides and shutter, wherein the shutter is arranged on the opening portion of the cooling triangle;Each finned-tube bundle is formed by base tube and through several radiating fins of the base tube;The radiating fin is arc panel, and angle is equipped between the radiating fin and horizontal plane.The utility model changes radiator outlet air-flow direction, reduces indirect air cooling system air flow resistance by arc-shaped fin structure.
Description
Technical field
A kind of finned-tube bundle radiator with air inducing action is the utility model is related to, belongs to power station indirect air cooling and dissipates
Hot device field.
Background technology
Indirect air cooling system obtains in China adopt extensively in recent years as one of power station steam turbine steam discharge methods for cooling
With.Operation principle is sucked in tower for cooling air under the suction force effect that the inside and outside pressure differential of air cooling tower is formed, air
After flowing through radiator heat absorption, heat buoyancy is produced, is flowed out from top of tower, atmospheric heat is brought into environment.Indirect air cooling system
Air cooling heat radiator has two kinds of arrangements, and one kind is arranged horizontally in air cooling tower, and another kind is to be arranged vertically on air cooling tower bottom
Surrounding.Air cooling heat radiator is arranged vertically structure due to its preferable anti-wind characteristic and is easy to implement " unification of three towers " integration and sets
Meter, becomes the structure type that indirect air cooling system preferentially uses.To reduce floor space, the wing of vertically arranged air cooling heat radiator
Piece tube bank is arranged in " Λ " type.
It is mostly straight big fin configuration that radiator tube bank is arranged vertically outside existing power station indirect air cooling system tower, such as Fig. 1 institutes
Show.Surrounding air flows through plain fin passage under buoyancy lift driving, since indirect cool tower suction force direction and air-flow direction are vertical,
Change the flow direction of radiator outlet, produce very big local resistance loss, system pressure drop increase, tower body aspirates air
Ability declines, and flow schematic diagram is as shown in Figure 3.
Utility model content
To solve the above problems, the purpose of this utility model is to provide a kind of finned-tube bundle with air inducing action
Radiator, it is big to solve air flow steering drag in indirect dry cooling tower, flows problem of non-uniform.
The purpose of this utility model is achieved through the following technical solutions:
A kind of finned-tube bundle radiator with air inducing action, several described finned-tube bundle radiators are to cool down three
The form at angle is arranged circumferentially along indirect cool tower bottom, and the finned-tube bundle radiator is arranged vertically,
The cooling triangle is made of finned-tube bundle, the steel structure support of finned-tube bundle both sides and shutter, wherein described
Shutter is arranged on the opening portion of the cooling triangle;Each finned-tube bundle is dissipated by base tube and through several of the base tube
Hot fin is formed;The radiating fin is arc panel, and angle is equipped between the radiating fin and horizontal plane.
Further, the interlamellar spacing between the radiating fin is identical.
Further, in the inlet side of finned-tube bundle radiator, the radiating fin angle with horizontal plane is 0 °;In fin
The air side of radiator is restrained, the radiating fin angle with horizontal plane α is 10 °~60 °.
Further, the radiating fin is a part for circular arc, determines that arc dissipates according to the width W and α of finned-tube bundle
The radius R and arc length L of hot fin, wherein:
R=W/Sin α,
Further, the indirect cool tower is hyperbola air cooling tower, and the finned-tube bundle in the cooling triangle is in Λ types.
Further, the top and the bottom of the finned-tube bundle radiator are connected with header.
The beneficial effects of the utility model are:
Finned-tube bundle radiator described in the utility model with air inducing action is by arc-shaped fin structure, is changed
Become radiator outlet air-flow direction, reduce indirect air cooling system air flow resistance.In addition the utility model is for existing
The deficiency of finned-tube bundle is improved, and can resist the adverse effect of environment strong wind, makes air flow in tower evenly and logical
Freely, indirect air cooling system air draught ability is improved.Specifically, under calm and small wind condition, it is described in the utility model that there is air
The finned-tube bundle radiator of inducing action can effectively reduce system air flow resistance;Strong wind weather, is reducing system resistance
On the premise of can also avoid the appearance of " wearing thorax wind ", drastically increase security of system and economy.
Brief description of the drawings
Fig. 1 is existing finned-tube bundle air flow schematic diagram;
Fig. 2 is existing indirect air cooling system air flow schematic diagram;
Fig. 3 is finned-tube bundle air flow schematic diagram described in the utility model;
Fig. 4 is indirect air cooling system air flow schematic diagram described in the utility model;
Fig. 5 is arc radiation fin structure detail view described in the utility model;
Wherein, 1- radiating fins, 2- base tubes, 3- finned-tube bundles, 4- indirect cool towers.
Embodiment
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing and implementation
Example, is further elaborated the utility model.It should be appreciated that specific embodiment described herein is only explaining this
Utility model, is not used to limit the utility model.
The utility model provides a kind of finned-tube bundle radiator with air inducing action, i.e., by varying existing straight
Fin structure, playing reduces indirect air cooling system air flow resistance, improves the effect of air flow field.Several described finned tubes
Beam radiator is arranged circumferentially in the form of cooling down triangle along indirect cool tower bottom, and the vertical cloth of the finned-tube bundle radiator
Put.
The cooling triangle is made of finned-tube bundle 3, the steel structure support of 3 both sides of finned-tube bundle and shutter, wherein institute
The opening portion that shutter is arranged on the cooling triangle is stated, shutter is different according to weather, to select to open or close, such as in the summer
Season temperature it is higher when, shutter will be opened completely, to reach maximum heat dissipation effect;When temperature is relatively low in the winter time, shutter will close
Close, to prevent cool ambient air from freezing radiating fin and base tube.
As shown in figure 4, each finned-tube bundle 3 is formed by base tube 2 and through several radiating fins 1 of the base tube 2;
The radiating fin 1 is arc panel, and angle is equipped between the radiating fin 1 and horizontal plane.The radiating fin of arc can induce
Air flow, reduces system flow resistance.
Interlamellar spacing between the radiating fin 1 is identical.In the inlet side of finned-tube bundle radiator, the radiating fin 1
Angle with horizontal plane is 0 °;In the air side of finned-tube bundle radiator, the 1 angle with horizontal plane α of radiating fin for 10 °~
60°.Optimal exit angle α is determined according to the tower of indirect cool tower, finned-tube bundle heat sink size and local wind speed and direction.
As shown in figure 5, the radiating fin 1 is a part for circular arc, arc is determined according to the width W and α of finned-tube bundle
The radius R and arc length L of radiating fin, wherein:
R=W/Sin α,
Under identical heat dissipation area, finned-tube bundle width reduces, and heat spreader structures are more compact.
The indirect cool tower 4 is hyperbola air cooling tower, and the both sides finned-tube bundle 3 is in Λ types, it is possible to increase film-cooled heat, at the same time
Reduce floor space.
The top and the bottom of the finned-tube bundle radiator are connected with header.
The finned-tube bundle radiator is the improvement to existing form, is not had to the structure and operating condition of upstream device thereon
There is particular/special requirement, under identical cooling requirements, no changes have been made for air cooling tower and radiator tube bank other specification etc..The utility model
The finned-tube bundle radiator can be adapted for the field that the finned-tube bundles such as power station, chemical plant inlet and outlet air flow field deflects
Close.
The above descriptions are merely preferred embodiments of the present invention, is not intended to limit the present invention, for this
For the technical staff in field, various modifications and changes may be made to the present invention.It is all in the spirit and principles of the utility model
Within, any modification, equivalent replacement, improvement and so on, should be included within the scope of protection of this utility model.
Claims (6)
1. a kind of finned-tube bundle radiator with air inducing action, several described finned-tube bundle radiators are to cool down triangle
Form be arranged circumferentially along indirect cool tower (4) bottom, and the finned-tube bundle radiator is arranged vertically, it is characterised in that
The cooling triangle is made of finned-tube bundle (3), the steel structure support of finned-tube bundle (3) both sides and shutter, wherein institute
State the opening portion that shutter is arranged on the cooling triangle;Each finned-tube bundle (3) is by base tube (2) and through the base tube
(2) several radiating fins (1) are formed;The radiating fin (1) is arc panel, and the radiating fin (1) is between horizontal plane
Equipped with angle.
2. there is the finned-tube bundle radiator of air inducing action according to claim 1, it is characterised in that the radiating fin
Interlamellar spacing between piece (1) is identical.
3. there is the finned-tube bundle radiator of air inducing action according to claim 1, it is characterised in that in finned-tube bundle
The inlet side of radiator, radiating fin (1) angle with horizontal plane are 0 °;It is described in the air side of finned-tube bundle radiator
Radiating fin (1) angle with horizontal plane α is 10 °~60 °.
4. there is the finned-tube bundle radiator of air inducing action according to claim 3, it is characterised in that the radiating fin
Piece (1) is a part for circular arc, and the radius R and arc length L of arc radiating fin are determined according to the width W and α of finned-tube bundle, its
In:
R=W/Sin α,
5. there is the finned-tube bundle radiator of air inducing action according to claim 1, it is characterised in that the indirect cool tower
(4) it is hyperbola air cooling tower, the finned-tube bundle (3) in the cooling triangle is in Λ types.
6. there is the finned-tube bundle radiator of air inducing action according to claim 1, it is characterised in that the finned tube
The top and the bottom of beam radiator are connected with header.
Priority Applications (1)
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CN201721136995.XU CN207317559U (en) | 2017-09-06 | 2017-09-06 | A kind of finned-tube bundle radiator with air inducing action |
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CN201721136995.XU CN207317559U (en) | 2017-09-06 | 2017-09-06 | A kind of finned-tube bundle radiator with air inducing action |
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CN207317559U true CN207317559U (en) | 2018-05-04 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN107388844A (en) * | 2017-09-06 | 2017-11-24 | 中国大唐集团科技工程有限公司 | A kind of finned-tube bundle radiator with air inducing action |
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2017
- 2017-09-06 CN CN201721136995.XU patent/CN207317559U/en active Active
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107388844A (en) * | 2017-09-06 | 2017-11-24 | 中国大唐集团科技工程有限公司 | A kind of finned-tube bundle radiator with air inducing action |
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