CN208893932U - A kind of wet desulphurization white plume elimination system - Google Patents
A kind of wet desulphurization white plume elimination system Download PDFInfo
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- CN208893932U CN208893932U CN201821388546.9U CN201821388546U CN208893932U CN 208893932 U CN208893932 U CN 208893932U CN 201821388546 U CN201821388546 U CN 201821388546U CN 208893932 U CN208893932 U CN 208893932U
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- absorption tower
- tower
- circulation
- demarcation plate
- flue
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Abstract
The utility model discloses a kind of wet desulphurization white plumes to eliminate system, including absorption tower, former flue, neat stress pipeline, heat exchanger, first circulation pump, second circulation pump and cooling tower, demarcation plate is added in absorption tower, realize tower outer circulation spray, desulfurization slurry is prevented to enter area on absorption tower when increase flue gas, prevent cooling water from entering area under absorption tower simultaneously, it will not influence serum density, the normal operation of sulfur removal technology is not influenced, and realize cooling water and collect while being discharged into outside cooling tower, it can be recycled.The wash tub pipe of demisting layer is pumped by second circulation to be connected with cooling tower, using low temperature water spray, flue-gas temperature is just reduced in absorption tower, the large quantity of moisture and impurity in saturated flue gas can be removed, under the collective effect of heat exchanger, white plume can be thoroughly eliminated.
Description
Technical field
The utility model relates to technical field of environment protection equipment more particularly to a kind of wet desulphurization white plume to eliminate system.
Background technique
Desulfurization industry white plume technology for eliminating mainly uses MGGH system to carry out flue gas heat exchange at present, will export smoke temperature
It increases, reaches 80 degrees centigrades to reach white plume removal purpose.But this method white plume removes unstable, nothing
Method completely removes impurity and steam, and plume still can not be eliminated when ambient temperature is too low, especially winter, and perception is too poor,
The masses are allowed to have the illusion of discharge beyond standards.
Utility model content
The purpose of this utility model is that in view of the above shortcomings of the prior art, a kind of wet desulphurization white plume is provided and is disappeared
Except system.
To solve the above problems, technical solution adopted in the utility model is:
A kind of wet desulphurization white plume eliminates system, including absorption tower, former flue, neat stress pipeline, heat exchanger,
First circulation pump, second circulation pumps and cooling tower, and demarcation plate is equipped in the absorption tower, and absorption tower is divided into suction by the demarcation plate
Area under the area Shou Tashang and absorption tower, area is provided, in sequence from bottom to top, with first circulation mouth, former smoke inlet and spray under the absorption tower
Drenching layer, area is provided, in sequence from bottom to top, with second circulation mouth, demisting floor and neat stress outlet, the original fume pipe on the absorption tower
Road is connected with the former smoke inlet, and the neat stress pipeline is connected with neat stress outlet, and the heat exchanger is set to institute
It states between former flue and neat stress pipeline, the import of first circulation pump is connected with the first circulation mouth, and described the
The outlet of one circulating pump is connected with the spray tube of the spraying layer, the outlet and the flushing of the demisting layer of the second circulation pump
Water pipe is connected, and the second circulation mouth is connected with the cooling tower, and the cooling tower is connected with the import that the second circulation pumps.
Further technical solution is that it further includes slurrying pond and slurries that the wet desulphurization white plume, which eliminates system,
The import of pump, slurries pump is connected with slurrying pond, and the outlet that the slurries pump is connected with area under absorption tower for starching mouth.
Further technical solution is that the demarcation plate includes demarcation plate ontology, if the demarcation plate ontology is equipped with
Dry through-hole, is equipped with blast cap with the through-hole corresponding position on the demarcation plate ontology, and the blast cap includes air hose, is fixedly installed on institute
State the baffle in air hose, the vertical bar being set on the baffle and the umbrella shape cover board for being set to the vertical bar top, the baffle
It is equipped with several through-holes.
Further technical solution is that the demarcation plate is obliquely installed.
Further technical solution is that the absorb the bottom of the tower and slurrying bottom of pond portion are provided with agitating device.
The beneficial effects of adopting the technical scheme are that
Demarcation plate 7 is added in absorption tower 1, is realized tower outer circulation spray, is prevented desulfurization from starching when increase flue gas
Liquid enters area 8 on absorption tower, while preventing cooling water from entering area 9 under absorption tower, will not influence serum density, does not influence desulfurization work
The normal operation of skill, and realize cooling water and collect while being discharged into outside cooling tower 1, it can be recycled.Demisting layer 14
Wash tub pipe is connected by second circulation pump 5 with cooling tower 6, and using low temperature water spray, flue-gas temperature is just dropped in absorption tower 1
It is low, large quantity of moisture and impurity in saturated flue gas can be removed, under the collective effect of heat exchanger, can thoroughly eliminate white cigarette
Plumage.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model;
Fig. 2 is the structural schematic diagram of the blast cap of the utility model.
In figure: 1, absorption tower;2, former flue;3, neat stress pipeline;4, first circulation pumps;5, second circulation pumps;6,
Cooling tower;7, demarcation plate;8, area on absorption tower;9, area under absorption tower;10, first circulation mouth;11, former smoke inlet;12, it sprays
Layer;13, second circulation mouth;14, demisting layer;15, neat stress exports;16, slurrying pond;17, slurries pump;18, for starching mouth;19, wind
Pipe;20, baffle;21, vertical bar;22, umbrella shape cover board;23, former flue gas heat-exchange unit;24, neat stress heat exchanger;25, vapor uptake;
26, condensed water down-comer.
Specific embodiment
The embodiments of the present invention is described in further detail with reference to the accompanying drawings and examples.Following embodiment
For illustrating the utility model, but cannot be used to limit the scope of the utility model.
As depicted in figs. 1 and 2, a kind of wet desulphurization white plume eliminates system, including absorption tower 1, former flue 2,
Neat stress pipeline 3, heat exchanger, first circulation pump 4, second circulation pump 5 and cooling tower 6, the absorption tower 1 is interior to be equipped with demarcation plate 7,
Absorption tower 1 is divided on absorption tower area 9 under area 8 and absorption tower by the demarcation plate 7, and area 9 is from bottom to top successively under the absorption tower
Equipped with first circulation mouth 10, former smoke inlet 11 and spraying layer 12, area 8 is provided, in sequence from bottom to top, with second and follows on the absorption tower
Collar extension 13, demisting layer 14 and neat stress outlet 15, the original flue 2 are connected with the former smoke inlet 11, the net cigarette
Feed channel 3 and the neat stress outlet 15 is connected, the heat exchanger be set to the original flue 2 and neat stress pipeline 3 it
Between, the import of the first circulation pump 4 is connected with the first circulation mouth 10, the outlet and the spray of the first circulation pump 4
The spray tube of drenching layer 12 is connected, and the outlet of the second circulation pump 5 is connected with the wash tub pipe of the demisting layer 14, and described second
Circulation port 13 is connected with the cooling tower 6, and the cooling tower 6 is connected with the import of second circulation pump 5.
The heat exchanger is MGGH heat exchanger, including 24 two parts of former flue gas heat-exchange unit 23 and neat stress heat exchanger are described
Former flue gas heat-exchange unit 23 is set on the former flue 2, and the neat stress heat exchanger 24 is set to the neat stress pipeline 3
On, connected between the original flue gas heat-exchange unit 23 and neat stress heat exchanger 24 by vapor uptake 25 and condensed water down-comer 26
It is logical.In former flue gas heat-exchange unit 23, heat is transmitted to circulating liquid by hot fume;It is evaporated after heated liquid, the steam of generation is along steaming
Vapour tedge 25 reaches neat stress heat exchanger 24, transfers heat to neat stress and is condensed into liquid, under gravity, warp
Condensed water down-comer 26 returns to former flue gas heat-exchange unit 23, loops back and forth like this operation to realize the purpose of heating neat stress.
The demarcation plate 7 is obliquely installed.Tilt angle is 15 °, is more advantageous to water conservancy diversion and cleaning in this way, is solved in cooling water
With the precipitating problem of solid particulate matter.The demarcation plate 7 includes demarcation plate ontology, if the demarcation plate ontology is equipped with
Dry through-hole, is equipped with blast cap with the through-hole corresponding position on the demarcation plate ontology, and the blast cap includes air hose 19, is fixedly installed on
Baffle 20 in the air hose 19, the vertical bar 21 being set on the baffle 20 and the umbrella shape lid for being set to 21 top of vertical bar
Plate 22, the baffle 20 are equipped with several through-holes.
Further, it further includes slurrying pond 16 and slurries pump 17 that the wet desulphurization white plume, which eliminates system, described
The import of slurries pump 17 is connected with slurrying pond 16, and the slurries pump 17 outlet and are connected with area 9 under absorption tower for starching mouth 18.With
In to absorption tower 1 provide slurries.1 bottom of absorption tower and 16 bottom of slurrying pond are provided with agitating device.
Working principle: MGGH heat-exchange system is utilized, nearly 130 DEG C of import of import smoke temperature is reduced to 80 degrees Celsius of left sides
Outlet smoke temperature is raised to 80 DEG C or so by the right side.Demarcation plate 7 is added in absorption tower 1, is realized tower outer circulation spray, is made on flue gas
Desulfurization slurry can be prevented to enter area 8 on absorption tower when rising, while prevent cooling water from entering area 9 under absorption tower, will not influence slurry
Liquid density, does not influence the normal operation of sulfur removal technology, and realizes cooling water and collect while being discharged into outside cooling tower 1, can be with
It is recycled.The wash tub pipe of demisting layer 14 is connected by second circulation pump 5 with cooling tower 6, using low temperature water spray, by flue gas
Temperature just reduces in absorption tower 1, the moisture condensation in saturated flue gas is stayed in absorption tower at water droplet, while removing impurity,
Flue gas moisture to absorption tower neat stress outlet 15 is reduced, and is heated to 80 DEG C by heat exchanger, can be eliminated white plume.
Workflow:
Former flue gas enters absorption tower 1 by heat exchanger heat exchange by former flue 2, and the former general bring heat of flue gas is all
It at 130 DEG C or more, exchanges heat by heat exchanger, flue-gas temperature is dropped to 100 DEG C hereinafter, into area 9 under absorption tower.
Cooling tower 6 is set outside absorption tower 1, will be sprayed after circulating water, in absorption tower 1, temperature generally all exists
55 to 80 degrees Celsius, this temperature vaporizes the moisture in slurries, and why the wet flue gas direct emission after wet desulphurization can produce
Raw " white plume " is because desulfurization slurry is directly contacted with high-temperature flue gas in sweetening process, and the evaporation of one side moisture increases
Add the water capacity of flue gas;On the other hand, flue-gas temperature reduces, and the ability that flue gas carries water vapour reduces.Flue gas reaches saturation shape
After state, part droplet can be carried.These carry the saturation wet flue gas of droplet after demisting layer removes most drops, such as
Fruit is directly discharged into atmosphere through chimney, and since environment temperature is lower than flue-gas temperature, the moisture being saturated in wet flue gas will condense into small
Droplet formation " white plume ".The wash tub pipe of demisting layer 14 is connected by second circulation pump 5 with cooling tower 6, using water at low temperature
Flue-gas temperature is just reduced in absorption tower 1, allows it to form drop, removed by demisting layer, neat stress passes through heat exchange again by spray
Device elevates the temperature, and can eliminate the steam brought out, and two procedures achieve the purpose that finally to remove white plume.
Finally, it should be noted that above embodiments are only to illustrate the technical solution of the utility model, rather than its limitations;
Although the utility model is described in detail with reference to the foregoing embodiments, those skilled in the art should understand that:
It can still modify to technical solution documented by previous embodiment, or be equal to part of technical characteristic
Replacement;And these are modified or replaceed, the utility model embodiment technical solution that it does not separate the essence of the corresponding technical solution
Spirit and scope.
Claims (4)
1. a kind of wet desulphurization white plume eliminates system, it is characterised in that: including absorption tower (1), former flue (2), net
Flue (3), heat exchanger, first circulation pump (4), second circulation pump (5) and cooling tower (6), the absorption tower (1) is interior to be equipped with
Absorption tower (1) is divided into area (9), the absorption tower under area on absorption tower (8) and absorption tower by demarcation plate (7), the demarcation plate (7)
Lower area (9) is provided, in sequence from bottom to top, with first circulation mouth (10), former smoke inlet (11) and spraying layer (12), on the absorption tower
Area (8) is provided, in sequence from bottom to top, with second circulation mouth (13), demisting floor (14) and neat stress outlet (15), the original flue
(2) it is connected with the former smoke inlet (11), the neat stress pipeline (3) is connected with neat stress outlet (15), described to change
Hot device is set between the former flue (2) and neat stress pipeline (3), the first circulation pump the import of (4) with it is described
First circulation mouth (10) is connected, and the outlet of first circulation pump (4) is connected with the spray tube of the spraying layer (12), and described the
The outlet of two circulating pumps (5) is connected with the wash tub pipe of the demisting layer (14), the second circulation mouth (13) and the cooling
Tower (6) is connected, and the cooling tower (6) is connected with the import of second circulation pump (5).
2. a kind of wet desulphurization white plume according to claim 1 eliminates system, it is characterised in that: further include slurrying pond
(16) (17) are pumped with slurries, the import of slurries pump (17) is connected with slurrying pond (16), the slurries pump (17) outlet and
Area (9) is connected for slurry mouth (18) under absorption tower.
3. a kind of wet desulphurization white plume according to claim 1 eliminates system, it is characterised in that: the demarcation plate
It (7) include demarcation plate ontology, the demarcation plate ontology is equipped with several through-holes, corresponding with the through-hole on the demarcation plate ontology
Place is equipped with blast cap, the blast cap include air hose (19), the baffle (20) being fixedly installed in the air hose (19), be set to it is described
Vertical bar (21) on baffle (20) and the umbrella shape cover board (22) for being set to the vertical bar (21) top, the baffle (20) are equipped with
Several through-holes.
4. a kind of wet desulphurization white plume according to claim 1 or 3 eliminates system, it is characterised in that: the separation
Plate (7) is obliquely installed.
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CN201821388546.9U CN208893932U (en) | 2018-08-28 | 2018-08-28 | A kind of wet desulphurization white plume elimination system |
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CN201821388546.9U CN208893932U (en) | 2018-08-28 | 2018-08-28 | A kind of wet desulphurization white plume elimination system |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN111330401A (en) * | 2020-04-02 | 2020-06-26 | 杭州鼎飞数控科技有限公司 | Energy-saving, non-blocking and less-maintenance industrial oil fume purifier |
-
2018
- 2018-08-28 CN CN201821388546.9U patent/CN208893932U/en active Active
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111330401A (en) * | 2020-04-02 | 2020-06-26 | 杭州鼎飞数控科技有限公司 | Energy-saving, non-blocking and less-maintenance industrial oil fume purifier |
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