CN206262346U - A kind of commercial industry boiler composite absorption liquid dust-removal and desulfurizing denitrification integrated device - Google Patents
A kind of commercial industry boiler composite absorption liquid dust-removal and desulfurizing denitrification integrated device Download PDFInfo
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- CN206262346U CN206262346U CN201620729134.1U CN201620729134U CN206262346U CN 206262346 U CN206262346 U CN 206262346U CN 201620729134 U CN201620729134 U CN 201620729134U CN 206262346 U CN206262346 U CN 206262346U
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- denitration
- desulfurization
- absorption liquid
- composite absorption
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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
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
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Abstract
The utility model is related to a kind of desulfurization and denitrification integral absorption tower, disclose a kind of commercial industry boiler composite absorption liquid dust-removal and desulfurizing denitrification integrated device, existing boiler flue gas desulfurization denitration can effectively be solved and be not carried out integration, be not carried out the technical problem such as NO resources, inefficient.Including exhanst gas outlet section A, spiral demisting section B, rapid ball denitration section C, spraying foam desulfurization section D, it is characterized in that each section on same tower body, flue gas is entered to pass sequentially through from bottom of towe and is connected by flange 21 between spraying foam desulfurization section D, rapid ball denitration section C, spiral demisting section B and exhanst gas outlet section A, spraying foam desulfurization section D and rapid ball denitration section C.
Description
Technical field
The present utility model is related to a kind of commercial industry boiler composite absorption liquid dust-removal and desulfurizing denitrification integrated device, especially
It is directed to the dust-removal and desulfurizing denitration simultaneously in one apparatus of commercial industry boiler smoke, realizes its integration.
Background technology
China is one of main source of atmosphere pollution, and be mainly distributed on large number of with coal-burned industrial boiler
Densely populated residential area and industrial area, produces considerable influence to local ambient air quality.It is reported that, fire within 2012
Accumulative about 4,100,000 tons of the flue dust of discharge of coal Industrial Boiler, SO2About 5,700,000 tons, about 2,000,000 tons of NOx, account for national row respectively
Put 32%, 26% and 15% of total amount or so.New revision《Emission standard of air pollutants for boilers》(GB 13271-2014) is big
Amplitude reduction coal-burned industrial boiler flue dust, SO2, the pollutant such as NOx emission limit.As coal-burned industrial boiler flue gas is dirty
The increasingly strict of thing emission limit is contaminated, it is China's coal-fired industry to accelerate efficient burning, desulphurization denitration and dedusting improvement project construction
An urgent demand of boiler energy-saving emission-reduction.
The basic fundamental route that current Industrial Boiler flue gas pollutant is administered only generally is used to install additional and removed in boiler export
Dirt device (electrostatic or sack cleaner, based on cloth bag in the way of；But still the Industrial Boiler for having some Small And Medium Capacities uses multitube
Formula cyclone dust collectors) and desulfurizing tower realize respectively to flue dust and SO2Removing, and be not provided with single denitrification apparatus, do not have yet
Take into full account the removing of Hg.So have been able to reach《Emission standard of air pollutants for boilers》(GB13271-2001)
It is required that.With in new standard NO x emission limits be greatly reduced and Hg and its compound emission limit value proposition, it is existing
Some Industrial Boiler flue gas pollutant Treatment process routes have been difficult to reach requirement, need improve.
At present, most widely used, technology the most ripe desulfurization and denitration technology are respectively lime stone-gypsum wet desulfurization
Technology（WFGD）With selective catalytic reduction denitration technology（SCR）.Both technologies are distinguished by the rear portion of coal-burning boiler
Separately installed desulfurization and denitration device are so as to remove the SO in flue gas2And NOx, but equipment and operating cost are high, many enterprises
It is difficult to bear, desulfurization and denitrification integral technology can substantially reduce investment and operating cost.To adapt to current and following atmosphere pollution
The need for control, exploitation is while flue gas desulfurization and denitrification new equipment is increasingly becoming the development trend in the field.
Therefore, being directed to current technology present situation, the present invention develops a kind of dedusting of commercial industry boiler composite absorption liquid and takes off
Sulphur denitrification integrated device.
The content of the invention
The purpose of this utility model is that do not have denitration to solve existing commercial industry boiler smoke, or is individually built de-
Nitre tower, the not high technical problem of high cost, denitration efficiency devises a kind of commercial industry boiler composite absorption liquid dust-removal and desulfurizing and takes off
Nitre integrated apparatus.
Technical solutions of the utility model are as follows：
A kind of commercial industry boiler composite absorption liquid dust-removal and desulfurizing denitrification integrated device, including exhanst gas outlet section A, spiral
Demisting section B, rapid ball denitration section C, spraying foam desulfurization section D, it is characterised in that each section on same tower body, flue gas enters from bottom of towe
Pass sequentially through spraying foam desulfurization section D, rapid ball denitration section C, spiral demisting section B and exhanst gas outlet section A, spraying foam desulfurization section D
Connected by flange 21 and rapid ball denitration section C between, in rapid ball denitration section in denitration composite absorption liquid and spraying foam desulfurization section
Desulfurization absorbing liquid is not mixed mutually.
A kind of described commercial industry boiler composite absorption liquid dust-removal and desulfurizing denitrification integrated device, it is characterised in that its
In spraying foam desulfurization section D include smoke inlet 1, helical screens 2, desulfurization absorbing liquid reservoir 6, desulphurization circulating slurries pump 7,
Desulfurization nozzle 3, it is characterized in that flue gas enters from smoke inlet 1, spray is completed with the desulfurization absorbing liquid sprayed out from desulfurization nozzle 3
Flue gas desulfurization, desulfurizing byproduct is excluded from desulfurizing byproduct outlet 20.
Described a kind of commercial industry boiler composite absorption liquid dust-removal and desulfurizing denitrification integrated device, it is characterised in that wherein
Rapid ball denitration section C include hollow bushing 9, denitration absorbing liquor covering plate 11, denitration composite absorption liquid return duct 12, denitration be combined
Absorbing liquid reservoir 15, denitration circulation slurry pump 16, denitration nozzle 13, it is characterized in that the bottom of hollow bushing 9 seals with flange 21
Connection, the top of hollow bushing 9 with denitration absorbing liquor covering plate 11 is connected by circular orifice 22, is equipped with rapid ball denitration section C
Rapid ball baton round 23.
Utility model works principle is that flue gas enters from smoke inlet 1, is absorbed with the desulfurization sprayed out from desulfurization nozzle 3
Liquid completes spray flue gas desulfurization, and desulfurizing byproduct is excluded from outlet 20.Flue gas after desulfurization through flange 21, sleeve pipe 9, then from circle
Flow out the denitration composite absorption liquid sprayed with denitration nozzle 13 and complete spray denitrating flue gas, denitration composite absorption in the side of shape orifice plate 22
Liquid is continued into denitration composite absorption liquid reservoir 15 by denitration composite absorption liquid return duct 12 through denitration circulation slurry pump 16
Spray denitration, denitration accessory substance is excluded from denitration byproduct discharge 24.Flue gas after desulphurization denitration goes out through demister 18 from flue gas
Mouth 19 is discharged.
Effect of the present utility model：
Exhaust gas volumn is processed using the utility model commercial industry boiler composite absorption liquid dust-removal and desulfurizing denitrification integrated device
It is 50000m3/ h, dust concentration is 800mg/m3, SO2Entrance concentration is 1200 mg/m3, NO concentration is 650mg/m3Coal-fired cigarette
Gas, dust clearance is 97.5%, SO after purified treatment2Clearance 92.8%, NO clearances 85.6% are de- compared to same type
Sulphur denitrification apparatus, the present utility model installation area reduces 30%.
Brief description of the drawings
Fig. 1 is a kind of commercial industry boiler composite absorption liquid dust-removal and desulfurizing denitrification integrated device structural representation
In Fig. 1,1. smoke inlet, 2. helical screens, 3. desulfurization nozzle, 4. desulfurizing tower, 5. desulfurization backflow tube valve,
6. desulfurization absorbing liquid reservoir, 7. desulphurization circulating slurries pump, 8. desulfurization slurry flowmeter, 9. hollow bushing, 10. denitration
Tower, 11. denitration absorbing liquor covering plates, 12. denitration composite absorption liquid return ducts, 13. denitration nozzles, 14 denitrations backflow pipe valve
Door, 15. denitration composite absorption liquid reservoirs, 16. denitration circulation slurry pumps, 17. denitration composite absorption flow meters, 18.
Spiral demister, 19. exhanst gas outlets, the outlet of 20. desulfurizing byproducts, 21. flanges, 22. circular orifices, 23. rapid ball plastics
Ball, 24. denitration byproduct discharges.
Specific embodiment
Below in conjunction with the accompanying drawings 1, to a kind of denitration of commercial industry boiler composite absorption liquid dust-removal and desulfurizing of the utility model integrally
The specific embodiment that makeup is put is described in detail.
Embodiment 1：Referring to the drawings, a kind of commercial industry boiler composite absorption liquid dust-removal and desulfurizing denitrification integrated device, bag
Include exhanst gas outlet section A, demisting section B, rapid ball denitration section C, spraying foam desulfurization section D, it is characterised in that each section on same tower body,
Flue gas sprays bubble from bottom of towe into spraying foam desulfurization section D, rapid ball denitration section C, demisting section B and exhanst gas outlet section A is passed sequentially through
Connected by flange between foam desulfurization section D and rapid ball denitration section C, the denitration absorbing liquor of denitration section C can not enter desulfurization section D.Institute
The commercial industry fire coal boiler fume wet method stated is while dust-removal and desulfurizing denitrification integrated device, spraying foam desulfurization section D therein
Helical screens 2 are set, and desulfurization nozzle 3, flue gas enters from smoke inlet 1, complete with the desulfurization absorbing liquid sprayed out from desulfurization nozzle 3
Into spray flue gas desulfurization, desulfurizing byproduct is excluded from desulfurizing byproduct outlet 20.Described commercial industry fire coal boiler fume is wet
Method is while dust-removal and desulfurizing denitrification integrated device, rapid ball denitration section C setting hollow bushings 9 therein, denitration absorbing liquor covering plate
11, denitration absorbing liquor return duct 12, denitration absorbing liquor reservoir 15, denitration circulation slurry pump 16, denitration nozzle 13, hollow bushing
9 bottoms are tightly connected with flange 21, and the top of hollow bushing 9 with denitration absorbing liquor covering plate 11 is connected by circular orifice 22.
Flue gas enters from smoke inlet 1, and spray flue gas desulfurization is completed with the desulfurization absorbing liquid sprayed out from desulfurization nozzle 3,
Desulfurizing byproduct is excluded from outlet 20, flue gas after desulfurization through flange 21, sleeve pipe 9, then from the outflow of the side of circular orifice 22 with
The denitration absorbing liquor that denitration nozzle 13 sprays completes spray denitrating flue gas, and denitration absorbing liquor passes through denitration composite absorption liquid return duct
12 enter denitration composite absorption liquid reservoirs 15 continues to spray denitration through denitration circulation slurry pump 16, and denitration by-product solution is from de-
Nitre byproduct discharge 24 is excluded, and the flue gas after desulphurization denitration is discharged through demister 18 from exhanst gas outlet 19.Using the utility model
Device treatment exhaust gas volumn is 50000m3/ h, dust concentration is 800mg/m3, SO2Entrance concentration is 1200 mg/m3, NO concentration is
650mg/m3Coal-fired flue-gas, after purified treatment dust clearance be 97.5%, SO2Clearance 92.8%, NO clearances 85.6%,
Compared to the desulfuring and denitrifying apparatus of same type, the present utility model installation area reduces 30%.
Claims (3)
1. a kind of commercial industry boiler composite absorption liquid dust-removal and desulfurizing denitrification integrated device, including exhanst gas outlet section（A）, spiral
Demisting section（B）, rapid ball denitration section（C）, spraying foam desulfurization section（D）, it is characterised in that each section on same tower body, flue gas is from tower
Bottom entrance passes sequentially through spraying foam desulfurization section（D）, rapid ball denitration section（C）, spiral demisting section（B）With exhanst gas outlet section（A）, spray
Drench foam desulfurization section（D）With rapid ball denitration section（C）Between pass through flange（21）Connection, denitration composite absorption liquid in rapid ball denitration section
Do not mixed mutually with desulfurization absorbing liquid in spraying foam desulfurization section.
2. a kind of commercial industry boiler composite absorption liquid dust-removal and desulfurizing denitrification integrated device as claimed in claim 1, it is special
It is spraying foam desulfurization section therein to levy（D）Including smoke inlet（1）, helical screens（2）, desulfurization absorbing liquid reservoir（6）,
Desulphurization circulating slurries pump（7）, desulfurization nozzle（3）, it is characterized in that flue gas is from smoke inlet（1）Into and from desulfurization nozzle（3）Spray
Drench the desulfurization absorbing liquid for and complete spray flue gas desulfurization, desulfurizing byproduct is exported from desulfurizing byproduct（20）Exclude.
3. a kind of commercial industry boiler composite absorption liquid dust-removal and desulfurizing denitrification integrated device as claimed in claim 1, it is special
It is rapid ball denitration section therein to levy（C）Including hollow bushing（9）, denitration absorbing liquor covering plate（11）, denitration composite absorption liquid
Return duct（12）, denitration composite absorption liquid reservoir（15）, denitration circulation slurry pump（16）, denitration nozzle（13）, it is characterized in that
Hollow bushing（9）Bottom and flange（21）It is tightly connected, hollow bushing（9）Top and denitration absorbing liquor covering plate（11）It is to pass through
Circular orifice（22）Connection, in rapid ball denitration section（C）Equipped with rapid ball baton round（23）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620729134.1U CN206262346U (en) | 2016-07-12 | 2016-07-12 | A kind of commercial industry boiler composite absorption liquid dust-removal and desulfurizing denitrification integrated device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620729134.1U CN206262346U (en) | 2016-07-12 | 2016-07-12 | A kind of commercial industry boiler composite absorption liquid dust-removal and desulfurizing denitrification integrated device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206262346U true CN206262346U (en) | 2017-06-20 |
Family
ID=59035716
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620729134.1U Expired - Fee Related CN206262346U (en) | 2016-07-12 | 2016-07-12 | A kind of commercial industry boiler composite absorption liquid dust-removal and desulfurizing denitrification integrated device |
Country Status (1)
| Country | Link |
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| CN (1) | CN206262346U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108187457A (en) * | 2018-03-20 | 2018-06-22 | 成都信息工程大学 | A kind of uphole steam generator movable type skid flue gas desulfurization and denitrification device |
| CN110893314A (en) * | 2019-12-19 | 2020-03-20 | 广西江邕环保科技有限公司 | Wet process low temperature deNOx systems |
| CN111318154A (en) * | 2020-03-16 | 2020-06-23 | 萍乡市兴丰高科实业有限公司 | Integration low temperature denitrification facility |
| CN112705032A (en) * | 2020-11-29 | 2021-04-27 | 林攀圣 | Flue gas desulfurization and denitrification device with quick purification function mechanism |
-
2016
- 2016-07-12 CN CN201620729134.1U patent/CN206262346U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108187457A (en) * | 2018-03-20 | 2018-06-22 | 成都信息工程大学 | A kind of uphole steam generator movable type skid flue gas desulfurization and denitrification device |
| CN110893314A (en) * | 2019-12-19 | 2020-03-20 | 广西江邕环保科技有限公司 | Wet process low temperature deNOx systems |
| CN111318154A (en) * | 2020-03-16 | 2020-06-23 | 萍乡市兴丰高科实业有限公司 | Integration low temperature denitrification facility |
| CN112705032A (en) * | 2020-11-29 | 2021-04-27 | 林攀圣 | Flue gas desulfurization and denitrification device with quick purification function mechanism |
| CN112705032B (en) * | 2020-11-29 | 2023-05-05 | 会昌红狮环保科技有限公司 | Flue gas desulfurization and denitrification device with quick purification function mechanism |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170620 Termination date: 20190712 |
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| CF01 | Termination of patent right due to non-payment of annual fee |