CN2892254Y - Wet desulfating flue exhausting integrated apparatus - Google Patents
Wet desulfating flue exhausting integrated apparatus Download PDFInfo
- Publication number
- CN2892254Y CN2892254Y CN 200620200339 CN200620200339U CN2892254Y CN 2892254 Y CN2892254 Y CN 2892254Y CN 200620200339 CN200620200339 CN 200620200339 CN 200620200339 U CN200620200339 U CN 200620200339U CN 2892254 Y CN2892254 Y CN 2892254Y
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- tower body
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- wet type
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- fume exhaust
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Abstract
The wet desulphurization and smoke emission integrated plant comprises a spraying layer and a demister inside, and is in a shape of five-segment vertical round tower with various diameters. Diameters of a lower segment, a middle segment and an upper segment are reduced in turn; a transition section between the lower segment tower body and the middle segment tower body and that between the middle segment tower body and the upper segment tower body are in a frustum shape. The lower segment tower body is a recycle slurry bath and the middle segment tower body is a desulfuration reaction segment; the upper segment tower body is a smoke emission segment, and the smoke emission segment is longer than the desulfuration reaction segment, the desulfuration reaction segment is longer than the recycle slurry base and bottom of the desulfuration reaction segment is connected with an smoke inlet tube. The utility model provides an economical and easy method for cleaning emitted smoke, saves construction cost of rot-proof flues and independent stacks, reduces system resistance, power consumption for operation and operation cost as well as significantly reduces construction cost.
Description
(1), technical field
The utility model relates to a kind of flue gas desulfurization fume extractor.
(2), background technology
In existing flue gas wet desulphurization process, flue gas needs to remove harmful sulfide behind the reaction tower spray, but the flue gas behind spray has high humidity, characteristics that corrosivity is strong.Must build the reaction tower of smoke reaction for removing sulphur content in the flue gas, the clean flue gas after the reaction tower washing is sent back to the smoke stack emission of independent construction, or is not heated and directly send into the smoke stack emission of having taked special anti-corrosion measure after being heated to uniform temperature.No matter take which kind of mode, all increased flue and corrosion-resistant construction cost, simultaneously, because the resistance of flue and heater causes moving the increase that power consumption is an operating cost.
(3), utility model content
The purpose of this utility model is to propose a kind of wet type desulfurization fume exhaust integrated device, solves incorporate sulphur removal of sulfur-containing smoke gas and smoking problem; And the problem of cost, reduction operating cost is saved in solution.
The technical solution of the utility model:
This wet type desulfurization fume exhaust integrated device, inside is provided with spraying layer and demister, it is characterized in that: this device is five sections vertical circular tower shapes of reducing, from the hypomere tower body, stage casing tower body to the diameter of epimere tower body dwindles successively, hypomere tower body and stage casing tower body changeover portion, stage casing tower body and epimere tower body changeover portion all are taper type, its hypomere tower body is the recycle slurry liquid pool, the stage casing tower body is the desulphurization reaction section, the epimere tower body is the smoke evacuation section, the smoke evacuation segment length is greater than the desulphurization reaction segment length, the desulphurization reaction segment length is greater than recycle slurry liquid pool height, and the bottom of desulphurization reaction section is communicated with smoke-intake pipe.
The insertion angle of above-mentioned smoke-intake pipe and desulphurization reaction section is the 5-15 degree.
The inwall of above-mentioned smoke evacuation section is lined with anticorrosive coat.
Above-mentioned anticorrosive coat is rubber liner layer or glass flake inner liner.
The thickness of above-mentioned anticorrosive coat is 2-10mm.
The thickness of above-mentioned anticorrosive coat is 4-8mm.
The material of the integrated fume extractor of above-mentioned wet type desulfurizing is a carbon steel.
The gradient of above-mentioned hypomere tower body and tower body junction, stage casing is the 55-65 degree.
The gradient of above-mentioned stage casing tower body and epimere tower body junction is the 55-65 degree.
The utility model is in wet desulfurizing process, be reaction tower desulfurization, the incorporate new method of fume emission, flue gas is by five-part form structure reasonable in design, by the desulfurization of three layers of spray, by height and the rational section of smoke evacuation of ratio, clean flue gas directly is discharged in the atmosphere, for the clean flue gas discharging provides more economical, easier method.According to this technical scheme, saved the construction cost of anticorrosion flue and independent chimney, reduce SR, thereby reduced operation power consumption and operating cost, saved construction costs greatly.
(4), description of drawings
Accompanying drawing is a structural representation of the present utility model.
1-hypomere tower body, 2-stage casing tower body, 3-epimere tower body, 4-hypomere tower body and stage casing tower body changeover portion, 5-stage casing tower body and epimere tower body changeover portion, 6-smoke-intake pipe, 7-anticorrosive coat.
(5), the specific embodiment
Embodiment is referring to accompanying drawing, this wet type desulfurization fume exhaust integrated device, inside is provided with spraying layer and demister, this device is five sections vertical circular tower shapes of reducing, dwindle successively from hypomere tower body 1, stage casing tower body 2 to the diameter of epimere tower body 3, hypomere tower body and stage casing tower body changeover portion 4, stage casing tower body and epimere tower body changeover portion 5 all are taper type, and its hypomere tower body is the recycle slurry liquid pool; The stage casing tower body is the desulphurization reaction section, is provided with the lime slurry spraying layer in this section; The epimere tower body is the smoke evacuation section.The smoke evacuation segment length is greater than the desulphurization reaction segment length, and the desulphurization reaction segment length is greater than recycle slurry liquid pool height, and the bottom of desulphurization reaction section is communicated with smoke-intake pipe 6, and the insertion angle c of smoke-intake pipe and desulphurization reaction section is the 5-15 degree.
The inwall of above-mentioned smoke evacuation section is lined with anticorrosive coat 7.Anticorrosive coat can be selected rubber liner layer or glass flake inner liner.The thickness of anticorrosive coat is 2-10mm, and optimum thickness is 4-8mm.The material of the integrated fume extractor of above-mentioned wet type desulfurizing is a carbon steel, is welded by carbon steel sheet.
The gradient a of above-mentioned hypomere tower body and tower body junction, stage casing is the 55-65 degree.The gradient b of stage casing tower body and epimere tower body junction is the 55-65 degree.
The engineering construction example: reverse-flow spray absorbs, wet type desulfurization fume exhaust integrated device, and hypomere tower body bottom is the recycle slurry liquid pool, and the stock tank diameter is a 12-14 rice; The epimere tower body be the inner surface of steel through antiseptic smoke evacuation section, the about 10m of diameter highly is about 30-35 rice, top absolute altitude 80m, outlet diameter are 3.5m, in order to the direct wet flue gas of discharging cleaning; The stage casing tower body is cylinder, steel construction, and corrosion-proof lining is arranged, and inside can be provided with three layers of spraying layer and two-stage demister, and this section done wet interface and can be adopted nickel-bass alloy material or lining glass flake to cover special anti-corrosion measures such as acid-proof ceramic tile outward.Flue gas is after smoke-intake pipe 6 enters the integrated fume extractor of wet type desulfurizing, contact with the absorption slurries of spraying layer ejection, flue gas is absorbed the slurries washing, sulfur dioxide is wherein absorbed by slurries, flue gas after quilt is cleaned is through the two-stage demister, remove in the flue gas with fine drop, make flue gas be lower than 100mg/Nm containing the drop amount
3Directly enter atmosphere down, the height of this section determines that according to the needs calculating of flue gas diffusion the flow velocity of flue gas in the absorption tower is controlled at 3～5m/s, and the chimney breast flow velocity guarantees more than 20m/s.Be absorbed into the SO in the slurries
2In the recycle slurry liquid pool of bottom with slurries in CaCO
3React, and the force air oxidation that blasts of oxidized blower fan, finally generate gypsum crystal, discharge by the gypsum slurries excavationg pump, and send into the dehydration of calcium plaster treatment system.
Claims (9)
1. wet type desulfurization fume exhaust integrated device, inside is provided with spraying layer and demister, it is characterized in that: this device is five sections vertical circular tower shapes of reducing, from the hypomere tower body, stage casing tower body to the diameter of epimere tower body dwindles successively, hypomere tower body and stage casing tower body changeover portion, stage casing tower body and epimere tower body changeover portion all are taper type, its hypomere tower body is the recycle slurry liquid pool, the stage casing tower body is the desulphurization reaction section, the epimere tower body is the smoke evacuation section, the smoke evacuation segment length is greater than the desulphurization reaction segment length, the desulphurization reaction segment length is greater than recycle slurry liquid pool height, and the bottom of desulphurization reaction section is communicated with smoke-intake pipe.
2. wet type desulfurization fume exhaust integrated device according to claim 1 is characterized in that: the insertion angle of above-mentioned smoke-intake pipe and desulphurization reaction section is the 5-15 degree.
3. wet type desulfurization fume exhaust integrated device according to claim 1 is characterized in that: the inwall of above-mentioned smoke evacuation section is lined with anticorrosive coat.
4. wet type desulfurization fume exhaust integrated device according to claim 3 is characterized in that: above-mentioned anticorrosive coat is rubber liner layer or glass flake inner liner.
5. wet type desulfurization fume exhaust integrated device according to claim 4 is characterized in that: the thickness of above-mentioned anticorrosive coat is 2-10mm.
6. wet type desulfurization fume exhaust integrated device according to claim 5 is characterized in that: the thickness of above-mentioned anticorrosive coat is 4-8mm.
7. according to claim 1 or 3 described wet type desulfurization fume exhaust integrated devices, it is characterized in that: the material of the integrated fume extractor of above-mentioned wet type desulfurizing is a carbon steel.
8. according to claim 1 or 3 described wet type desulfurization fume exhaust integrated devices, it is characterized in that: the gradient of above-mentioned hypomere tower body and tower body junction, stage casing is the 55-65 degree.
9. according to claim 1 or 3 described wet type desulfurization fume exhaust integrated devices, it is characterized in that: the gradient of above-mentioned stage casing tower body and epimere tower body junction is the 55-65 degree.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620200339 CN2892254Y (en) | 2006-04-07 | 2006-04-07 | Wet desulfating flue exhausting integrated apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620200339 CN2892254Y (en) | 2006-04-07 | 2006-04-07 | Wet desulfating flue exhausting integrated apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2892254Y true CN2892254Y (en) | 2007-04-25 |
Family
ID=38060420
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200620200339 Expired - Fee Related CN2892254Y (en) | 2006-04-07 | 2006-04-07 | Wet desulfating flue exhausting integrated apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2892254Y (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102512935A (en) * | 2011-12-26 | 2012-06-27 | 浙江天蓝环保技术股份有限公司 | Wet desulphurization process and device for sintering machine flue gas |
| CN103742931A (en) * | 2013-12-31 | 2014-04-23 | 张庆虎 | Coal-fired power plant flue gas desulfuration anti-corrosion chimney and manufacturing method thereof |
| CN103742932A (en) * | 2013-12-31 | 2014-04-23 | 张庆虎 | Modification method of flue gas desulfuration corrosion-resistant chimney of coal-fired power plant |
| CN105126594A (en) * | 2015-09-17 | 2015-12-09 | 大唐环境产业集团股份有限公司 | Variable-diameter desulfurizing tower |
-
2006
- 2006-04-07 CN CN 200620200339 patent/CN2892254Y/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102512935A (en) * | 2011-12-26 | 2012-06-27 | 浙江天蓝环保技术股份有限公司 | Wet desulphurization process and device for sintering machine flue gas |
| CN102512935B (en) * | 2011-12-26 | 2014-03-12 | 浙江天蓝环保技术股份有限公司 | Wet desulphurization process and device for sintering machine flue gas |
| CN103742931A (en) * | 2013-12-31 | 2014-04-23 | 张庆虎 | Coal-fired power plant flue gas desulfuration anti-corrosion chimney and manufacturing method thereof |
| CN103742932A (en) * | 2013-12-31 | 2014-04-23 | 张庆虎 | Modification method of flue gas desulfuration corrosion-resistant chimney of coal-fired power plant |
| CN103742931B (en) * | 2013-12-31 | 2017-05-10 | 张庆虎 | Coal-fired power plant flue gas desulfuration anti-corrosion chimney and manufacturing method thereof |
| CN105126594A (en) * | 2015-09-17 | 2015-12-09 | 大唐环境产业集团股份有限公司 | Variable-diameter desulfurizing tower |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20070425 Termination date: 20100407 |