CN209689417U - It is a kind of that the thermal power plant natural ventilation air-cooling tower of sirocco reclamation function is provided - Google Patents
It is a kind of that the thermal power plant natural ventilation air-cooling tower of sirocco reclamation function is provided Download PDFInfo
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- CN209689417U CN209689417U CN201920228609.2U CN201920228609U CN209689417U CN 209689417 U CN209689417 U CN 209689417U CN 201920228609 U CN201920228609 U CN 201920228609U CN 209689417 U CN209689417 U CN 209689417U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E20/00—Combustion technologies with mitigation potential
- Y02E20/34—Indirect CO2mitigation, i.e. by acting on non CO2directly related matters of the process, e.g. pre-heating or heat recovery
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Abstract
The thermal power plant natural ventilation air-cooling tower of sirocco reclamation function is provided the utility model discloses a kind of, air-cooled heat exchanger is arranged vertically the outlet in natural ventilation air-cooling tower；Underground hot-air channel is passed through from air-cooled heat exchanger basis between cooling tower ring flat-plate basis.The air cooling tower for crossing air-cooled heat exchanger with traditional disengaging tower large-diameter pipeline arranges ratio, the utility model can make full use of the underground stereo space of natural ventilation air-cooling tower, under the premise of not influencing the arrangement of air-cooled heat exchanger around air cooling tower and quantity, the functionality for not influencing air cooling tower and applicability, not influencing the operation of air-cooled heat exchanger flushing machine, the hot wind in air cooling tower is drawn for boiler fan and primary air fan, effective hot-air channel is provided, achieve the purpose that utilize waste heat, raising system economy in air cooling tower.
Description
Technical field
The utility model belongs to thermal power generation and industry cooling design field, is related to a kind of fire of offer sirocco reclamation function
Power power plant natural ventilation air-cooling tower.
Background technique
Common cooling system is using natural draft indirect dry cooling system or the firepower of gravity-flow ventilation direct air cooling system hair
Power plant, the outer cold air stream of natural ventilation air-cooling tower tower (are referred to as: air-cooled to change through indirect air cooling radiator or direct air cooled condenser
Hot device) after heat exchange, temperature increases, and temperature rise amplitude contains a large amount of heat up to 25~30 DEG C, in hot-air, and these heats
It does not almost obtain any utilization to be discharged into atmosphere, the wasting of resources is huge.
For thermal power plant, in order to improve the efficiency of combustion of boiler, generally require in boiler fan and First air
Steam air heater (30 DEG C or so of air temperature rise design value) is arranged in the air outlet of machine, enters boiler air using the steam heating of high-quality
Air in preheater.Because steam air heater needs to consume high-quality steam, to reduce the whole thermal efficiency of system, economy compared with
Difference.
If pressure fan and the inspiration of primary air fan air inlet is the higher hot-air of temperature from air cooling tower, into
The air temperature rise for entering boiler under the same conditions, can significantly reduce the consumption of high-quality steam, become waste heat in tower and mention into useful heat
The whole thermal efficiency of the system of liter achievees the purpose that improve system economy.
Utility model content
To solve the shortcomings of the prior art, improves thermal resource utilization rate and system effectiveness, the utility model provide
It is a kind of that the thermal power plant natural ventilation air-cooling tower of sirocco reclamation function is provided, do not influencing air-cooled heat exchanger cloth around air cooling tower
Set with quantity, the functionality for not influencing air cooling tower and applicability, do not influence before air-cooled heat exchanger flushing machine circumferentially runs
It puts, tower sirocco reclamation pipeline is gone out by reasonable Arrangement, makes full use of the underground stereo space of natural ventilation air-cooling tower, be boiler
Pressure fan and primary air fan draw the hot wind in air cooling tower and provide hot-air channel, reach using waste heat in air cooling tower, mention
The whole thermal efficiency of the system of liter, the purpose for improving system economy.
In order to achieve the above objectives, the technical solution adopted in the utility model is:
It is a kind of that the thermal power plant natural ventilation air-cooling tower of sirocco reclamation function, including natural ventilation air-cooling tower, cloth are provided
Set the air-cooled heat exchanger in natural ventilation air-cooling tower periphery, the air intake tower that is arranged in inside natural ventilation air-cooling tower and be arranged in from
It so divulges information the underground hot-air channel of air-cooled tower bottom；The air inlet tower bottom is connected to underground hot-air channel, and underground hot wind is logical
It says aerial or buried hot air duct is connected to Ta Wai plant area after tower.
The natural ventilation air-cooling tower includes cooling tower inclined strut and tower, and the setting of cooling tower tower is tiltedly propped up in cooling tower
On column；
The air-cooled heat exchanger is arranged on the outside of cooling tower inclined strut, the top of air-cooled heat exchanger to cooling tower tower it
Between be disposed with broadening platform；The air-cooled heat exchanger includes air-cooled heat exchanger basis and is arranged on the basis of air-cooled heat exchanger
Air-cooled heat exchanger equipment；
The underground hot-air channel is air-cooled to gravity-flow ventilation from being pierced by between air-cooled heat exchanger basis and cooling tower foundation
Outside tower.
The cross section outer profile of the air intake tower is round or non-circular geometry, and material is metal structure or nonmetallic
Structure.
The air intake tower successively includes bottom support column, stuffy enclosure wall, the air inlet with safety grids from the bottom to top
Window and air intake tower top plate.
The natural ventilation air-cooling tower goes along with sb. to guard him the single layer, double of covering using armored concrete space shell structure or band
Layer or multilayer reticulated shell steel construction or rope net stressed-skin construction.
The air-cooled heat exchanger is vertically arranged indirect air cooling radiator or direct air cooled condenser.
The underground hot-air channel is armored concrete underground or semi-underground structure comprising underground hot wind channel floor
Plate, underground hot-air channel external wall, underground hot-air channel top plate and underground hot wind channel interior support column；Underground hot wind channel floor
Plate, underground hot-air channel external wall and underground hot-air channel top plate surround the pipeline body of sealing, the support of underground hot wind channel interior
Column support is arranged between underground hot wind channel base plate and underground hot-air channel top plate.
The broadening platform is steel construction, reinforced concrete structure or steel-concrete mixed structure.
Compared with prior art, the utility model has the advantage that
The thermal power plant natural ventilation air-cooling tower of the utility model, air-cooled heat exchanger vertical arrangement are air-cooled in gravity-flow ventilation
The outlet of tower；Underground hot-air channel is passed through from air-cooled heat exchanger basis between cooling tower ring flat-plate basis.Tower hot-air channel out
Go out tower between air-cooled heat exchanger base plate and air cooling tower ring flat-plate basis, avoids major diameter hot air duct and cross air-cooled heat exchanger
Bring problems (such as reduce the quantity of air-cooled heat exchanger, have separated the walking path of air-cooled heat exchanger flushing machine
Deng).The utility model can make full use of the underground stereo space of natural ventilation air-cooling tower, be that boiler fan and primary air fan are inhaled
Fetch from the hot wind in air cooling tower and hot-air channel be provided, reach using waste heat in air cooling tower, lifting system the whole thermal efficiency,
The purpose of system economy is improved, and avoids hot air duct from crossing radiator quantity caused by air-cooled heat exchanger and reduces, influences punching
Many other adverse effects, such as washing machine structure is around circumferential direction walking.The air cooling tower of air-cooled heat exchanger is crossed with traditional disengaging tower large-diameter pipeline
It arranges that ratio, the utility model can make full use of the underground stereo space of natural ventilation air-cooling tower, is not influencing sky around air cooling tower
Cold heat exchanger arrangement with quantity, do not influence air cooling tower functionality and applicability, do not influence air-cooled heat exchanger flushing machine operation
Under the premise of, it draws the hot wind in air cooling tower for boiler fan and primary air fan and effective hot-air channel is provided, reach
To the purpose for utilizing waste heat in air cooling tower, improving system economy.
Detailed description of the invention
Fig. 1 is the utility model 3-D view；
Fig. 2 is the utility model principle figure；
Fig. 3 is the utility model underground structure 3-D view；
In figure: 1- natural ventilation air-cooling tower；Wherein, 1-1 is cooling tower foundation, and 1-2 is cooling tower inclined strut column bottom buttress,
1-3 is cooling tower inclined strut, and 1-4 is cooling tower tower；2- air-cooled heat exchanger；Wherein, 2-1 is air-cooled heat exchanger basis；2-2 is
Air-cooled heat exchanger equipment；The underground 3- hot-air channel；Wherein, 3-1 is underground hot wind channel base plate, and 3-2 is outside the hot-air channel of underground
Side wall, 3-3 are underground hot wind channel interior support column, and 3-4 is underground hot-air channel top plate；4- broadens platform；Air inlet in 5- tower
Tower；Wherein, 5-1 is bottom support column, and 5-2 is stuffy enclosure wall, and 5-3 is the air-inlet window with safety grids, and 5-4 is air inlet
Tower top plate；6- plant area hot air duct.
Specific embodiment
It, below will be to required in embodiment description in order to illustrate more clearly of the technical scheme in the embodiment of the utility model
Attached drawing to be used is briefly described, it should be apparent that, the accompanying drawings in the following description is only some realities of the utility model
Apply example.
To keep the purpose of this utility model, technical solution and advantage clearer, with reference to the accompanying drawings and examples to this
The specific implementation situation of utility model is described further, described to be the explanation to the utility model rather than limit.
A kind of to provide the thermal power plant natural ventilation air-cooling tower of sirocco reclamation function referring to FIG. 1 to FIG. 3, feature exists
In: including natural ventilation air-cooling tower 1, the air-cooled heat exchanger 2 that is arranged in 1 periphery of natural ventilation air-cooling tower, it is arranged in gravity-flow ventilation
Air intake tower 5 inside air cooling tower 1 and the underground hot-air channel 3 for being arranged in 1 bottom of natural ventilation air-cooling tower；The air intake tower 5
Bottom is connected to underground hot-air channel 3, and make somebody a mere figurehead with Ta Wai plant area later out or buried hot air duct 6 connects by tower for underground hot-air channel 3
It is logical.Air-cooled heat exchanger 2 is vertically arranged in 1 periphery of natural ventilation air-cooling tower, air intake tower 5, which is arranged in air cooling tower tower, closes on center
Region is connected to underground hot-air channel 3, and make somebody a mere figurehead with Ta Wai plant area later out or buried hot air duct 6 connects by tower for underground hot-air channel 3
It is logical.
Natural ventilation air-cooling tower 1 includes tiltedly propping up for cooling tower foundation 1-1, cooling tower inclined strut column bottom buttress 1-2, cooling tower
Column 1-3 and cooling tower tower 1-4, in underground, cooling tower inclined strut column bottom buttress 1-2 is arranged cold for cooling tower foundation 1-1 setting
But on tower foundation 1-1, cooling tower tower 1-4 is arranged on cooling tower inclined strut 1-3；
The air-cooled heat exchanger 2 is arranged on the outside of cooling tower inclined strut 1-3, the top of air-cooled heat exchanger 2 to cooling tower
Broadening platform 4 is disposed between tower 1-4；The air-cooled heat exchanger 2 includes air-cooled heat exchanger basis 2-1 and is arranged air-cooled
Air-cooled heat exchanger equipment 2-2 on the 2-1 of heat exchanger basis；
The underground hot-air channel 3 between air-cooled heat exchanger basis 2-1 and cooling tower foundation 1-1 from being pierced by leading to naturally
Outside wind air cooling tower 1.
Wherein, natural ventilation air-cooling tower 1 goes along with sb. to guard him the single layer, double of covering using armored concrete space shell structure or band
Layer or multilayer reticulated shell steel construction or rope net stressed-skin construction etc..
Air-cooled heat exchanger 2 is indirect air cooling radiator or direct air cooled condenser etc..
2 top of air-cooled heat exchanger is steel construction, steel to sealing broadening platform 4, broadening platform is set between cooling tower tower 1-4
Tendon concrete structure or steel-concrete mixed structure.
The air intake tower 5, which is arranged in air cooling tower tower, closes on middle section, is connected to underground hot-air channel 3.Air intake tower 5
It from the bottom to top successively include bottom support column 5-1, stuffy enclosure wall 5-2, the air-inlet window 5-3 with safety grids and air inlet tower top
Plate 5-4.The cross-sectional profiles of air intake tower 5 are round or non-circular geometry, and material is metal structure or nonmetal structure (coagulation
Soil structure, brick mix structure, composite material).Air intake tower close to ground ground exterior enclosure wall be stuffy wallboard or covering, on
Portion is the air intake window with grid, and top plate is airfast metal or nonmetallic top cover, or the air intake window with grid.Close to ground
Exterior enclosure wall 5-2 is stuffy wallboard or covering, and middle and upper part is the air intake window 5-3 with grid；Air intake tower top plate 5-4 is stuffy
Metal or nonmetallic top cover, or the air intake window with grid.
The underground hot-air channel 3 uses armored concrete underground or semi-underground structure, by bottom plate 3-1, side wall 3-2,
The interior support posts 3-3 of top plate 3-4 and roof supporting 3-4 or board group at.Underground hot-air channel is from air-cooled heat exchanger basis to cold
But it is passed through between tower ring group top surface, crosses section due to being influenced by the obstruction of cooling tower inclined strut column bottom buttress, channel cross-section gives
To widen, when necessary, hot-air channel ring group top surface at cooling tower ring group in underground locally also can suitably be reduced to increase ventilation
Area is shown in Fig. 1, Fig. 3.
Make somebody a mere figurehead with Ta Wai plant area later out or buried hot air duct 6 is connected to by tower for the underground hot-air channel 3.
The utility model has the following characteristics that
(1) vertical air-cooled heat exchanger is arranged in outside natural ventilation air-cooling tower tower；
(2) underground hot-air channel is passed through from air-cooled heat exchanger basis between cooling tower ring group top surface；
(3) hot-air channel air intake tower in underground, which is arranged in air cooling tower tower, closes on middle section, is connected to underground hot-air channel；
(4) it is maked somebody a mere figurehead on the outside of the hot-air channel of underground with Ta Wai plant area or buried hot air duct is connected to.
The above content is further detailed description of the utility model, and it cannot be said that the specific reality of the utility model
The mode of applying is only limitted to this, practical new not departing from this for the utility model person of an ordinary skill in the technical field
Under the premise of type is conceived, several simple deduction or replace can also be made, all shall be regarded as belonging to the utility model by being mentioned
Claims of friendship determine utility model protection range.
Claims (8)
1. a kind of provide the thermal power plant natural ventilation air-cooling tower of sirocco reclamation function, it is characterised in that: including gravity-flow ventilation
Air cooling tower (1), is arranged in natural ventilation air-cooling tower (1) air-cooled heat exchanger (2) for being arranged in natural ventilation air-cooling tower (1) periphery
The air intake tower (5) of inside and the underground hot-air channel (3) for being arranged in natural ventilation air-cooling tower (1) bottom；The air intake tower (5)
Bottom is connected to underground hot-air channel (3), underground hot-air channel (3) go out after tower with Ta Wai plant area is aerial or buried hot air duct
(6) it is connected to.
2. a kind of thermal power plant natural ventilation air-cooling tower of offer sirocco reclamation function as described in claim 1, feature
Be: the natural ventilation air-cooling tower (1) includes cooling tower inclined strut (1-3) and cooling tower tower (1-4), cooling tower tower
(1-4) is arranged on cooling tower inclined strut (1-3)；
Described air-cooled heat exchanger (2) setting is on the outside of cooling tower inclined strut (1-3), the top of air-cooled heat exchanger (2) to cooling
Broadening platform (4) is disposed between tower tower (1-4)；The air-cooled heat exchanger (2) include air-cooled heat exchanger basic (2-1) and
Air-cooled heat exchanger equipment (2-2) on air-cooled heat exchanger basic (2-1) is set；
The underground hot-air channel (3) is pierced by between air-cooled heat exchanger basic (2-1) and cooling tower foundation (1-1) to nature
Divulge information air cooling tower (1) outside.
3. a kind of thermal power plant natural ventilation air-cooling tower of offer sirocco reclamation function as described in claim 1, feature
Be: the cross section outer profile of the air intake tower (5) is round or non-circular geometry, and material is metal structure or nonmetallic
Structure.
4. a kind of thermal power plant natural ventilation air-cooling tower of offer sirocco reclamation function as described in claim 1, feature
Be: the air intake tower (5) successively includes bottom support column (5-1), stuffy enclosure wall (5-2), band safety from the bottom to top
The air-inlet window (5-3) and air intake tower top plate (5-4) of grid.
5. a kind of thermal power plant natural ventilation air-cooling tower of offer sirocco reclamation function as described in claim 1, feature
Be: the natural ventilation air-cooling tower (1) goes along with sb. to guard him the single layer, double of covering using armored concrete space shell structure or band
Layer or multilayer reticulated shell steel construction or rope net stressed-skin construction.
6. a kind of thermal power plant natural ventilation air-cooling tower of offer sirocco reclamation function as described in claim 1, feature
Be: the air-cooled heat exchanger (2) is vertically arranged indirect air cooling radiator or direct air cooled condenser.
7. a kind of thermal power plant natural ventilation air-cooling tower of offer sirocco reclamation function as described in claim 1, feature
Be: the underground hot-air channel (3) is armored concrete underground or semi-underground structure comprising underground hot wind channel base plate
(3-1), underground hot-air channel external wall (3-2), underground hot-air channel top plate (3-4) and underground hot wind channel interior support column
(3-3)；Underground hot wind channel base plate (3-1), underground hot-air channel external wall (3-2) and underground hot-air channel top plate (3-4) are enclosed
At the pipeline body of sealing, underground hot wind channel interior support column (3-3) support is arranged on underground hot wind channel base plate (3-1) and ground
Between lower hot-air channel top plate (3-4).
8. a kind of thermal power plant natural ventilation air-cooling tower of offer sirocco reclamation function as claimed in claim 2, feature
Be: the broadening platform (4) is steel construction, reinforced concrete structure or steel-concrete mixed structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920228609.2U CN209689417U (en) | 2019-02-21 | 2019-02-21 | It is a kind of that the thermal power plant natural ventilation air-cooling tower of sirocco reclamation function is provided |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920228609.2U CN209689417U (en) | 2019-02-21 | 2019-02-21 | It is a kind of that the thermal power plant natural ventilation air-cooling tower of sirocco reclamation function is provided |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209689417U true CN209689417U (en) | 2019-11-26 |
Family
ID=68602543
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920228609.2U Active CN209689417U (en) | 2019-02-21 | 2019-02-21 | It is a kind of that the thermal power plant natural ventilation air-cooling tower of sirocco reclamation function is provided |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209689417U (en) |
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2019
- 2019-02-21 CN CN201920228609.2U patent/CN209689417U/en active Active
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