CN208493801U - A kind of desulfurization and dedusting disappears white device for deep cleaning - Google Patents
A kind of desulfurization and dedusting disappears white device for deep cleaning Download PDFInfo
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- CN208493801U CN208493801U CN201820811452.1U CN201820811452U CN208493801U CN 208493801 U CN208493801 U CN 208493801U CN 201820811452 U CN201820811452 U CN 201820811452U CN 208493801 U CN208493801 U CN 208493801U
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- desulfurization
- smoke inlet
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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
- Y02E20/30—Technologies for a more efficient combustion or heat usage
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Abstract
The utility model belongs to air contaminant treatment environmental technology field, and in particular to a kind of desulfurization and dedusting disappears white device for deep cleaning.Solving common technique currently on the market is to condense thermal process again, i.e., gas cooler, air cooler and flue gas heater are arranged outside tower, takes up a large area, the problem that operating cost is high.The technical solution adopted in the utility model includes absorption tower tower body, and the upper end of the absorption tower tower body is provided with smoke inlet and exhanst gas outlet, and the position of the smoke inlet is lower than exhanst gas outlet；Demister, condensed water spraying layer, acquisition layer, slurries spraying layer and stock tank are from top to bottom disposed in absorbing tower body；The acquisition layer includes liquid collecting plate and the catch tray that is arranged in below liquid collecting plate；The external side of absorbing tower is additionally provided with smoke inlet pipelines, and described smoke inlet pipelines one end is concordant with smoke inlet, and the other end extends between slurries spraying layer and stock tank；The smoke inlet and smoke inlet pipelines connectivity part are provided with heat exchanger.
Description
Technical field
The utility model belongs to air contaminant treatment environmental technology field, and in particular to a kind of desulfurization and dedusting white depth that disappears is net
Makeup is set.
Background technique
In recent years, social development is rapid, and many industrial activities cause unavoidable atmosphere pollution, in order to sustainable
Development, in order to providing superior comfortable living environment, investment and improvement of the China in terms of air contaminant treatment to everybody
It is all very positive.There are many atmosphere pollution origin cause of formation, but being the largest problem is exactly the grit and sulfur dioxide removed in exhaust gas.
Sulfur dioxide environmental and human health impacts are all endangered it is huge, while be also generate acid rain the main reason for.Therefore, sulfur dioxide
Removing improvement is the important topic in Environmental Protection in China field.
In order to solve " white cigarette " environmental pollution problem after wet desulfurization system, common technique is to condense again currently on the market
Gas cooler, air cooler and flue gas heater is arranged in thermal process outside tower, take up a large area, operating cost height.
Utility model content
Disappear white device for deep cleaning in view of this, the utility model aim is to provide a kind of desulfurization and dedusting.
In order to solve the problems existing in the prior art, the technical solution of the utility model is: a kind of desulfurization and dedusting disappears white depth
Purification device, including absorption tower tower body；It is characterized by also including induced cooling towers；The top of the absorption tower tower body
It is provided with exhanst gas outlet, is provided with smoke inlet on the side wall of upper end；
Demister, condensed water spraying layer, liquid trap, slurries spray are from top to bottom disposed in the absorbing tower body
Layer and stock tank；Heat exchanger, the external side setting of absorbing tower are additionally provided in the demister upper end absorbing tower body
There are smoke inlet pipelines, described smoke inlet pipelines one end is concordant with smoke inlet (21) and connect by heat exchanger, the other end
It extends between the intracorporal slurries spraying layer of absorbing tower and stock tank；
The induced cooling tower is connect by pipeline one end with liquid trap, and the other end and condensed water spraying layer connect
It connects；
The stock tank is connect with slurries spraying layer pipeline.
Blower is provided at the top of the induced cooling tower, bottom is provided with condensation pond, and mechanical draft is cooling
Tower internal upper part is provided with spray waterpipe, and air inlet, condensate pump and condensation are respectively arranged on the outer wall of induced cooling tower
Water-circulating pump；The air inlet is set to the lower part of spray waterpipe, condensate pump and condensate water circulatory pump by pipeline with it is cold
The connection of condensate pond.
Oxidation tracheae and draining stock pump are connected on the stock tank, the outer end for aoxidizing tracheae is provided with oxidation fan.
Several heat exchanger tubes are vertically arranged in the heat exchanger.
The liquid trap includes liquid collecting plate and the catch tray that is set to below liquid collecting plate.
Slurry circulating pump is provided on the pipeline of the stock tank and slurries spraying layer.
The catch tray is infundibulate.
The heat exchanger uses carbon steel with glass shell anti-corrosion, or uses stainless steel material, and position is higher than demister
The caliber of 1.5-2m, each heat exchanger tube are dimensioned to 20-25mm, pipe thickness 2-2.5mm according to exhaust gas volumn.
Compared with prior art, as follows the advantages of the utility model:
1) environmentally friendly low-carbon, energy-saving and emission-reduction: the utility model is heated net after wet method sulphur removing and dust removing using high temperature original flue gas
Flue gas, is not necessarily to extra heat source, and operating cost saves 1/3 or more than conventional condensation reheating technique；Flue gas condensing water is recycled, on
Clear liquid returns tower cooling and condenses former flue gas or do process water, and bottom liquid is used for slurrying water, and whole system can achieve zero after putting into operation
Water consume thoroughly solves the problems, such as that wet desulfurization system water consumption is big；
2) it saves floor occupying area, reduce capital investment: it is not necessary that gas cooler, air cooler and flue gas are arranged outside tower
System footprint area is greatly saved in device；
3) system function is stable, adaptable: the utility model entrance flue gas temperature, by adjusting condensation water spray in real time
Amount makes it export smoke temperature at 60 DEG C or more, guarantees that flue gas takes off white effect, system is reliable and stable, strong applicability.
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 utility model heat exchanger；
Description of symbols: 1- heat exchanger, 2- demister, 3- condensed water spraying layer, 4- liquid collecting plate, 5- catch tray, 6- slurry
Liquid spraying layer, 7- smoke inlet pipelines, 8- oxidation fan, 9- oxidation tracheae, 10- stock tank, 11- drain stock pump, 12- condensed water
Pump, 13- condensation pond, 14- condensate water circulatory pump, 15- induced cooling tower, 16- spray waterpipe, 17- blower, 18- air inlet
Mouth, 19- slurry circulating pump, the absorption tower 20- tower body, 21- smoke inlet, 22- heat exchanger tube, 23- exhanst gas outlet.
Specific 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, the present invention will be further described in detail.It should be appreciated that specific embodiment described herein is only used to explain
The utility model is not used to limit the utility model.
Disappear white device for deep cleaning (referring to Fig. 1), including 20 He of absorption tower tower body the present embodiment provides a kind of desulfurization and dedusting
Induced cooling tower 15；The top of the absorption tower tower body 20 is provided with exhanst gas outlet 23, is provided with flue gas on the side wall of upper end
Entrance 21.
Demister 2, condensed water spraying layer 3, liquid trap, liquid collecting are from top to bottom disposed in above-mentioned absorption tower tower body 20
Device, slurries spraying layer 6 and stock tank 10；The liquid trap includes liquid collecting plate 4 and the funnel shaped collection for being set to 4 lower section of liquid collecting plate
Liquid disk 5, the stock tank 10 are connect with 6 pipeline of slurries spraying layer, and slurry circulating pump 19, slurries spraying layer 6 are provided on pipeline
It is provided with multilayer, every layer is connect by slurry circulating pump 19 with stock tank 10 respectively.
It is additionally provided with heat exchanger 1 in above-mentioned 2 upper end absorption tower tower body 20 of demister, the outer side of the absorption tower tower body 20 is set
Smoke inlet pipelines 7 are equipped with, described 7 one end of smoke inlet pipelines is concordant with smoke inlet 21 and connect by heat exchanger 1, another
End extends between the slurries spraying layer 6 in absorption tower tower body 20 and stock tank 10, and oxidation tracheae 9 is connected on the stock tank 10
The outer end of draining stock pump 11, oxidation tracheae 9 is provided with oxidation fan 8.
The top of the induced cooling tower 15 is provided with blower 17, and bottom is provided with condensation pond 13, and machine power is logical
15 internal upper part of Cooling Tower is provided with spray waterpipe 16, be respectively arranged on the outer wall of induced cooling tower 15 air inlet 18,
Condensate pump 12 and condensate water circulatory pump 14；The air inlet 18 is set to the lower part of spray waterpipe 16,12 He of condensate pump
Condensate water circulatory pump 14 is connect by pipeline with condensation pond 13；
Above-mentioned induced cooling tower 15 is connect by pipeline one end with catch tray 5, and the other end and condensed water spraying layer 3 connect
It connects；
Several heat exchanger tubes 22(is vertically arranged in above-mentioned heat exchanger 1 referring to fig. 2), the material of the heat exchanger 1 is adopted
With carbon steel with glass shell anti-corrosion, or stainless steel material is used, position is higher than demister 1.5-2m, each heat exchanger tube 22
Caliber is dimensioned to 20-25mm, pipe thickness 2-2.5mm according to exhaust gas volumn.
Above-mentioned demister 2 is at least provided with two-stage.
The amount of water sprayed of above-mentioned condensed water spraying layer 3 can be adjusted in real time according to entrance flue gas temperature and exhaust gas volumn, guarantee outlet
Smoke temperature is at 60 DEG C or more.
Above-mentioned 11 one end of slurry pump is connected to slurry pool 10, and the other end goes to be dehydrated.
Above-mentioned 12 one end of condensate pump is connected to condensation pond 13, and the other end goes slurrying.
Above-mentioned 17 revolving speed of blower is adjusted in real time according to 16 inlet water temperature of spray waterpipe, guarantees that induced cooling tower 15 exports
Water temperature is at 25 DEG C or less.
The course of work of the utility model:
The utility model original flue gas enters heat exchanger 1 from the smoke inlet 21 at 20 top of absorption tower tower body, then passes through cigarette
Gas inlet duct 7 enters in absorption tower tower body 20, collides with the desulfurization slurry of 6 contrainjection of slurries spraying layer, removes flue gas
In sulfur dioxide and absorb the harmful substances such as flue dust.The flue gas for completing desulfurization and dedusting is continued up by condensed water spraying layer 3,
Flue-gas temperature reduces rapidly 20-25 DEG C, vapor most of in saturated flue gas is condensed out, saturated flue gas becomes unsaturated cigarette
Gas.The vapor condensed out falls into catch tray 5 by liquid collecting plate 4, enters back into induced cooling tower 15, final a part
Condensed water is recycled by circulating pump 14, and a part of condensed water goes slurrying by condensate pump 12.Unsaturated flue gas continue to
On by high efficiency demister 2 remove flue gas in droplet, complete desulfurization and dedusting and remove droplet neat stress pass through 1 liter of heat exchanger
Temperature is finally discharged from exhanst gas outlet 23 to 60 DEG C or more, and " white cigarette " is eliminated.
The desulfurization slurry of sulfur dioxide and 6 contrainjection of slurries spraying layer in the utility model original flue gas, and pass through
The oxidation air that oxidation fan 8 and oxidation tracheae 9 blast is reacted, and is formed dihydrate gypsum, is entered by slurry pump 11 and be dehydrated
System, final by-product are gypsum.
The utility model exhanst gas outlet discharge flue gas meets sulfur dioxide 35mg/Nm3Hereinafter, dust 5mg/Nm3Hereinafter, with
And the minimum discharge requirement without white cigarette.
The utility model can make the amount of unit liquid measure scrubbing CO_2 that will greatly increase, and desulfuration efficiency improves.
120-140 DEG C of flue gas of the utility model original is passed through heat exchanger 1, smoke inlet pipelines 7, slurries spraying layer 6, with spray
The condensed water of 3 spray of layer completes gas-liquid heat exchange, and flue-gas temperature reduces rapidly 10-15 DEG C, by vapor most of in saturated flue gas
It condenses out, saturated flue gas becomes unsaturated flue gas.During vapor liquid heat exchange, required condensed water amount of water sprayed is according to former flue gas temperature
Degree and exhaust gas volumn are adjusted in real time.
The above, the only preferred embodiment of the utility model, are not intended to limit the protection of the utility model
Range.
Claims (8)
- The white device for deep cleaning 1. a kind of desulfurization and dedusting disappears, including absorption tower tower body (20)；It is logical that it is characterized by also including machine powers Cooling Tower (15)；It is provided with exhanst gas outlet (23) at the top of the absorption tower tower body (20), is provided with flue gas on the side wall of upper end Entrance (21)；Demister (2), condensed water spraying layer (3), liquid trap, slurry are from top to bottom disposed in the absorption tower tower body (20) Liquid spraying layer (6) and stock tank (10)；Heat exchanger (1), institute are additionally provided in demister (2) the upper end absorption tower tower body (20) It states absorption tower tower body (20) outer side to be provided with smoke inlet pipelines (7), described smoke inlet pipelines (7) one end and smoke inlet (21) it concordantly and by heat exchanger (1) connects, the other end extends to slurries spraying layer (6) and stock tank in absorption tower tower body (20) (10) between；The induced cooling tower (15) is connect by pipeline one end with liquid trap, the other end and condensed water spraying layer (3) Connection；The stock tank (10) is connect with slurries spraying layer (6) pipeline.
- The white device for deep cleaning 2. a kind of desulfurization and dedusting according to claim 1 disappears, it is characterised in that: the machine power is logical It is provided at the top of Cooling Tower (15) blower (17), bottom is provided with condensation pond (13), and induced cooling tower (15) is interior Top is provided with spray waterpipe (16), and air inlet (18), condensed water are respectively arranged on the outer wall of induced cooling tower (15) Pump (12) and condensate water circulatory pump (14)；The air inlet (18) is set to the lower part of spray waterpipe (16), condensate pump (12) it is connect by pipeline with condensation pond (13) with condensate water circulatory pump (14).
- The white device for deep cleaning 3. a kind of desulfurization and dedusting according to claim 1 or 2 disappears, it is characterised in that: the slurry Oxidation tracheae (9) and draining stock pump (11) are connected on pond (10), the outer end of oxidation tracheae (9) is provided with oxidation fan (8).
- The white device for deep cleaning 4. a kind of desulfurization and dedusting according to claim 3 disappears, it is characterised in that: the heat exchanger (1) several heat exchanger tubes (22) are vertically arranged in.
- The white device for deep cleaning 5. a kind of desulfurization and dedusting according to claim 4 disappears, it is characterised in that: the liquid trap packet The catch tray (5) for including liquid collecting plate (4) and being set to below liquid collecting plate (4).
- The white device for deep cleaning 6. a kind of desulfurization and dedusting according to claim 5 disappears, it is characterised in that: the stock tank (10) and slurry circulating pump (19) are provided on the pipeline of slurries spraying layer (6).
- The white device for deep cleaning 7. a kind of desulfurization and dedusting according to claim 6 disappears, it is characterised in that: the catch tray It (5) is infundibulate.
- The white device for deep cleaning 8. a kind of desulfurization and dedusting according to claim 7 disappears, it is characterised in that: the heat exchanger (1) carbon steel with glass shell anti-corrosion is used, or uses stainless steel material, position is higher than demister (2) 1.5-2m, Mei Gehuan The caliber of heat pipe (22) is dimensioned to 20-25mm, pipe thickness 2-2.5mm according to exhaust gas volumn.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820811452.1U CN208493801U (en) | 2018-05-29 | 2018-05-29 | A kind of desulfurization and dedusting disappears white device for deep cleaning |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820811452.1U CN208493801U (en) | 2018-05-29 | 2018-05-29 | A kind of desulfurization and dedusting disappears white device for deep cleaning |
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| Publication Number | Publication Date |
|---|---|
| CN208493801U true CN208493801U (en) | 2019-02-15 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201820811452.1U Active CN208493801U (en) | 2018-05-29 | 2018-05-29 | A kind of desulfurization and dedusting disappears white device for deep cleaning |
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| CN (1) | CN208493801U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108465368A (en) * | 2018-05-29 | 2018-08-31 | 西安西矿环保科技有限公司 | Desulfurization and dedusting disappears white device for deep cleaning |
| CN111054164A (en) * | 2019-12-31 | 2020-04-24 | 西安西矿环保科技有限公司 | Spray cooling water receiving and out-tower process disposal device in desulfurizing tower |
-
2018
- 2018-05-29 CN CN201820811452.1U patent/CN208493801U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108465368A (en) * | 2018-05-29 | 2018-08-31 | 西安西矿环保科技有限公司 | Desulfurization and dedusting disappears white device for deep cleaning |
| CN111054164A (en) * | 2019-12-31 | 2020-04-24 | 西安西矿环保科技有限公司 | Spray cooling water receiving and out-tower process disposal device in desulfurizing tower |
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