CN2505163Y - Flue gas dusting and desulfurizing electrostatic tower - Google Patents
Flue gas dusting and desulfurizing electrostatic tower Download PDFInfo
- Publication number
- CN2505163Y CN2505163Y CN 00212547 CN00212547U CN2505163Y CN 2505163 Y CN2505163 Y CN 2505163Y CN 00212547 CN00212547 CN 00212547 CN 00212547 U CN00212547 U CN 00212547U CN 2505163 Y CN2505163 Y CN 2505163Y
- Authority
- CN
- China
- Prior art keywords
- flue gas
- static
- tower
- ash disposal
- flue
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 239000003546 flue gas Substances 0.000 title claims abstract description 66
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 title claims abstract description 63
- 230000003009 desulfurizing effect Effects 0.000 title claims abstract description 19
- 238000010410 dusting Methods 0.000 title abstract 5
- 239000004570 mortar (masonry) Substances 0.000 claims abstract description 13
- 239000012212 insulator Substances 0.000 claims abstract description 3
- 230000003068 static effect Effects 0.000 claims description 42
- 238000006477 desulfuration reaction Methods 0.000 claims description 35
- 230000023556 desulfurization Effects 0.000 claims description 31
- 238000009413 insulation Methods 0.000 claims description 9
- 235000008733 Citrus aurantifolia Nutrition 0.000 claims description 4
- 235000011941 Tilia x europaea Nutrition 0.000 claims description 4
- 239000004571 lime Substances 0.000 claims description 4
- 239000007921 spray Substances 0.000 abstract description 13
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 11
- 238000007599 discharging Methods 0.000 abstract description 4
- 230000007613 environmental effect Effects 0.000 abstract description 2
- 239000011431 lime mortar Substances 0.000 abstract 1
- 239000011505 plaster Substances 0.000 abstract 1
- 239000002002 slurry Substances 0.000 description 16
- 239000007787 solid Substances 0.000 description 14
- 239000007789 gas Substances 0.000 description 12
- 239000012530 fluid Substances 0.000 description 5
- 235000011470 Adenanthera pavonina Nutrition 0.000 description 4
- 241000428378 Lopa Species 0.000 description 4
- 239000010977 jade Substances 0.000 description 4
- 239000007788 liquid Substances 0.000 description 4
- 238000010521 absorption reaction Methods 0.000 description 3
- 235000019738 Limestone Nutrition 0.000 description 2
- 239000007864 aqueous solution Substances 0.000 description 2
- 238000011010 flushing procedure Methods 0.000 description 2
- 239000006028 limestone Substances 0.000 description 2
- 230000003647 oxidation Effects 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- 229920006395 saturated elastomer Polymers 0.000 description 2
- 239000000779 smoke Substances 0.000 description 2
- 229920002472 Starch Polymers 0.000 description 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- 239000005864 Sulphur Substances 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005686 electrostatic field Effects 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- HUAUNKAZQWMVFY-UHFFFAOYSA-M sodium;oxocalcium;hydroxide Chemical compound [OH-].[Na+].[Ca]=O HUAUNKAZQWMVFY-UHFFFAOYSA-M 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 239000004071 soot Substances 0.000 description 1
- 235000019698 starch Nutrition 0.000 description 1
- 239000008107 starch Substances 0.000 description 1
Landscapes
- Treating Waste Gases (AREA)
Abstract
The utility model relates to a device which purifies the flue gas, eliminates flying ash and the pollution of SO2 as well as desulfurizing to prepare high-purity plaster, that is, a flue gas dusting and desulfurizing electrostatic tower which is provided for the air environmental protection field, consisting of a flue gas dusting and desulfurizing tower and an electrostatic tower which are in series connected with each other, wherein, the flue gas dusting and desulfurizing tower consists of a phase changer flue 1, a flue gas dusting and desulfurizing tower body 2, a stock tank 4, an inlet branch 5, a recycle pump 6, a nozzle 7, a lime mortar spray pipe 8, and a mortar discharging water seal tank 14; the electrostatic tower consists of an electrostatic tower body 3, an absorb polar plate 9, a discharge electrode 10, a wash tub pipe 11, a thermostatic insulating chamber 16 and a flue exit 15; the thermostatic insulating chamber consists of an insulator 12, and a thermostatic heater 13 is provided with the wash tub pipe 11 on the top of the absorb polar plate 9.
Description
This patent relates to a kind ofly provide a kind of to atmosphere environmental protection field the Dual-Phrase Distribution of Gas olid flue gas is finished the device that solid and liquid contamination are eliminated in gas cleaning.
At present both at home and abroad known smoke eliminator be the ash disposal of Dual-Phrase Distribution of Gas olid flue gas based on the ash disposal of dry type static device, finish gas, solid two and be separated.Ash disposal efficient 98-99%.The ash disposal of moisture film tower is inferior, ash disposal efficient 85～90%.
Only coal-fired one of Pekinese's atmosphere pollution, static and water film dedusting 1 year reach＞2,000,000 tons of flying dusts to airborne release.Water film dedusting enters atmosphere with a large amount of acid solutions again.
At present the world also do not have a kind of can be with the gas-liquid-solid three-phase fluid---vaporific flue gas is finished gas and is separated with liquid-solid two-phase fluid.Isolate liquid-solid two-phase fluid-slurry.
The flue gas ash disposal, desulfurization, the order ground of static tower is: provide a kind of with the Dual-Phrase Distribution of Gas olid flue gas.Convert the vaporific flue gas of gas-liquid-solid three phase flow to.Rewetting formula electrostatic separation goes out gas, liquid fixed double phase flow somaplasm, and efficient reaches ash disposal efficient 〉=99.9% device.The device of desulfuration efficiency 〉=95%-flue gas ash disposal desulfurization static tower
For reaching above-mentioned order ground, flue gas ash disposal desulfurization static tower embodiment is one, the flue gas ash disposal, and desulfurization, the static tower is vertical.Serial connection static tower two on the ash disposal desulfurizing tower, the ash disposal desulfurizing tower constitutes; Phase convertor flue (1) connects boiler flue gas outlet or the outlet of static soot blower.The other end with
Ash disposal desulfurization tower body (2) bottom connects.Establish stock tank (3) in ash disposal desulfurization tower body bottom.In stock tank (3), establish air inlet pipe (4), establish circulating pump (5) on stock tank (3) top.In phase convertor flue (1), establish nozzle (6) in the ash disposal desulfurization tower body (2).Establish mortar water seal outlet (8) in phase convertor flue (1) bottom and connect the static tower at ash disposal desulfurization tower body (2) top.
The static tower constitutes; Static tower body (9) is fixed on the ash disposal desulfurization tower body (2).Absorb pole plate (10) and be fixed on static tower body (9) two ends up and down.On absorbing pole plate (10), establish wash tub pipe (12).Discharge electrode (11) is fixed on the discharge electrode frame (15).Constant temperature insulation chamber (13) is fixed on the static tower body (9).Flue outlet (14) is at static tower body (9) top.Discharge electrode frame (15) is fixed on the inner insulator of constant temperature insulation chamber (13).With flue gas ash disposal desulfurization static tower be the Lopa Nationality semi-annular jade pendant desulfurizing tower of electric power plant of introducing Japan near equipment.Exist together mutually: have.Ash disposal desulfurization tower body (2).Stock tank (3).Air inlet pipe (4).Nozzle (6).Lime white shower (7).Mortar outlet (8)
Do not exist together: 1 Lopa Nationality semi-annular jade pendant power-plant flue gas is in a disguised form in desulfurizing tower.This equipment is in the phase convertor before the ash disposal desulfurizing tower
The slurry outlet of 2 Lopa Nationality semi-annular jade pendant power plant is that single pump will be starched the discharge of boosting in the stock tank.This equipment is to rise with circulating pump (5)
Press.Discharge at phase convertor water seal mouth.
3 Lopa Nationality semi-annular jade pendant power plant are mechanical demister demist on desulfurizing tower top.This equipment is on flue gas ash disposal desulfurizing tower top
If static tower demist.Static tower also of no use removes the vaporific flue gas that contains ash both at home and abroad.So flue gas ash disposal desulfurizing tower top power formula serial connection static tower is up-to-date equipment---flue gas ash disposal desulfurization static tower.The use of flue gas ash disposal desulfurization static tower:
High Temperature Gas fixed double phase flow flue gas advances phase convertor flue (1).Water and slurry in phase convertor are through nozzle (6) spray flue gas.Flue gas becomes the vaporific flue gas of gas-liquid-solid three phase flow.
Vaporific flue gas goes out phase convertor flue (1) and advances ash disposal desulfurization tower body (2), boosts in the tower will to starch with vaporific to nozzle (6) by circulating pump (5) with stock tank (3) entoplasm to spray in the flue gas in tower, and circulation is carried out.
Slurry in the stock tank (3) is gone into phase convertor flue (1) through nozzle (6) spray flue gas through circulating pump (5), and the slurry behind the spray is discharged mortar through phase convertor flue (1) water seal mouth (8).
Nozzle (6) spray flue gas in ash disposal desulfurization tower body (2), the slurry behind the spray falls into mortar pool (3)
CaH (H in the stock tank (3)
2SO
3)
2H
2The O aqueous solution adds air oxidation by air inlet pipe (4) and generates stable CaSO
4
Slurry will be starched with the vaporific high-temperature flue gas that sprays into---Dual-Phrase Distribution of Gas olid flue gas through nozzle (6).Become vaporific gas-liquid-solid three-phase fluid flue gas, advance static tower body (9).
Liquid-solid two-phase fluid in static tower body (9) in the gas-liquid-solid three-phase fluid flue gas is absorbed pole plate (10) absorption.Be absorbed wash tub pipe (12) the water flushing on the pole plate (10) again, flow out the static tower, fall into mortar pool (3) along absorbing pole plate.
Isolate the one phase flow---gas behind the liquid-solid two-phase fluid, discharge from static tower top flue outlet (14).
Absorb pole plate (10) and discharge electrode (11), form electrostatic field.
Constant temperature insulation chamber (13) will absorb pole plate (10) and discharge electrode (11) insulation.
Additional limestone slurry is the result of use that sprays into ash disposal desulfurization tower body (2) flue gas ash disposal desulfurization static tower through limestone slurry pipe (7);
1, separating solids efficient 〉=99.9%, the discharging flue gas contains solid≤50mg/m3.
2, separating liquid efficient 〉=99%, the discharging flue gas contains liquid to saturated transparent flue gas.
3, desulfuration efficiency 〉=95%.The discharging flue gas contains SO
2≤ 400mg/m3.
Figure of description; Fig. 1, vertical flue gas ash disposal desulfurization static tower figure.
Figure of abstract; Fig. 1, vertical flue gas ash disposal desulfurization static tower figure.
Case 1 Baoding Heat and Power Plant's flue gas standard block ash disposal desulfurization device (Fig. 1) medium: flue gas 100000m
3/ h contains grey 3000Kg/h, contains SO
2225Kg/h, 160 ℃
One, flue gas 100000m
3/ h advances phase convertor flue (1).Lime white, mortar through nozzle (6) with the vaporific flue gas that sprays into
In.Flue gas becomes vaporific flue gas.Advance ash disposal desulfurization tower body (2) again.At ash disposal desulfurization tower body (2) sodalime
Slurry, mortar continue with the vaporific flue gas of vaporific spray through nozzle (6).Slurry behind the spray falls into pond (3).
Two, the slurry in the stock tank (3) is through circulating pump (5), and nozzle (6) is with in the vaporific flue gas that sprays in phase convertor flue (1) the ash disposal desulfurization tower body (2), flow 200m
3/ h.Flue gas drops to 60～20 ℃ from 160 ℃.Become gas-liquid-solid three phase flow-vaporific flue gas.
Three, 60～20 ℃ vaporific flue gas is flow velocity 1.5 meter per seconds in tower, flow 10 seconds, divide 3 layers in 10 seconds inherent towers, with the slurry 200m in the stock tank (3)
3/ h advances circulating pump (5), through nozzle (6) with vaporific circulated sprinkling flue gas,
CaH (H in four stock tanks (3)
2SO
3)
2H
2O aqueous solution slurry blasts air oxidation through air inlet pipe (4) and generates CaSO
4And water.Slurry in the stock tank (3) is discharged through water seal mouth (8).
Five vaporific flue gases leave ash disposal desulfurizing tower (2) and enter static tower body (9), 3 seconds overcurrent time with the flow velocity of 1.5 meter per seconds.Wash tub pipe (12) the water flushing that the slurry of absorption pole plate (10) absorption is adsorbed on the pole plate is clean.Fall into stock tank.
Ashless, no SO behind the electrostatic depuration
2The flue gas of gas one phase flow discharge through flue outlet (14).
Electric current is through discharge electrode frame (15).Reach following effect 100000m so far to discharge electrode (11) with ash disposal desulfurization static tower flue gas after being purified again
3/ h contains grey 3000Kg/h, contains SO
2225Kg/h, 160 ℃ flue gas becomes 75000m
3/ h, contain ash≤50mg/m
3Ash disposal efficient＞99.9%.SO
3Content≤400mg/m
3Desulfuration efficiency＞98%.The saturated transparent CO of normal temperature
2Gas enters atmosphere.Mortar pH value＜7-8, mortar amount 18m
3/ h.Reach ashless no sulphur emissions flue gas, pollution removes smoke.Because mortar PH＜7 of making so eliminate domestic ash trench system fouling, promote safe power generation.Ash disposal efficient brings up to 99.99% from 85-98%.Desulfuration efficiency from 10-90% bring up to＞98%.So pollution abatement.
Claims (6)
1 flue gas ash disposal desulfurization static tower, its special card is to be made of the vertical serial connection static of ash disposal desulfurizing tower tower, by phase convertor flue (1), ash disposal desulfurizing tower (2), stock tank (3), tracheae (4), circulating pump (5), nozzle (6), lime white shower (7), mortar outlet (8), static tower body (9), absorb step (10), discharge electrode (11), wash tub pipe (12) constant temperature insulation chamber (13) flue outlet (14).Discharge electrode frame (15) is formed.
2 flue gas ash disposal desulfurization static towers according to claim 1, its special card is; The ash disposal desulfurizing tower is by phase convertor flue (1), ash disposal desulfurizing tower (2), and stock tank (3), tracheae (4), circulating pump (5), nozzle (6), lime white shower (7), mortar outlet (8) is formed.
3 flue gas ash disposal desulfurization static towers according to claim 1, its special card is; The static tower absorbs step (10) by static tower body (9), discharge electrode (11), wash tub pipe (12) constant temperature insulation chamber (13) flue outlet (14).Discharge electrode frame (15) is formed.
4 flue gas ash disposal desulfurization static towers according to claim 1, its special card is; Stock tank (3) can be square, garden shape, and outlet can be up, below, next door.
5 flue gas ash disposal desulfurization static towers according to claim 1, its special card is; Discharge electrode (11) upper end is fixed on discharge grillage (15) and goes up discharge grillage (15) and be fixed on the inner insulator of constant temperature insulation chamber (13) constant temperature insulation chamber (13) and be fixed on static tower body (9) and go up and absorb step (10) and be fixed on static tower body (9) and go up in the constant temperature insulation chamber (13) and establish constant temperature electric heater in two ends up and down.
6 flue gas ash disposal desulfurization static towers according to claim 1, its special card is; Wash tub pipe (12) is fixed on and absorbs step (10) upper end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 00212547 CN2505163Y (en) | 2000-07-10 | 2000-07-10 | Flue gas dusting and desulfurizing electrostatic tower |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 00212547 CN2505163Y (en) | 2000-07-10 | 2000-07-10 | Flue gas dusting and desulfurizing electrostatic tower |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2505163Y true CN2505163Y (en) | 2002-08-14 |
Family
ID=33579033
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 00212547 Expired - Fee Related CN2505163Y (en) | 2000-07-10 | 2000-07-10 | Flue gas dusting and desulfurizing electrostatic tower |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2505163Y (en) |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1293934C (en) * | 2004-08-24 | 2007-01-10 | 浙江大学 | Method for removing multipollutant in flue gas by combining free radical showering and absorption of alkali liquor |
| CN1304090C (en) * | 2004-08-24 | 2007-03-14 | 浙江大学 | Reactor for harnessing flue gas by free radical showering in DC corona discharge |
| CN1304091C (en) * | 2004-08-24 | 2007-03-14 | 浙江大学 | Electrode of discharging nozzle in use for harnessing fume caused by DC corona discharge |
| CN102218442A (en) * | 2011-05-10 | 2011-10-19 | 李凤山 | Method and equipment for processing flying ashes generated during urban refuse burning |
| CN102580450A (en) * | 2011-04-20 | 2012-07-18 | 庄建中 | Process for enlarging inhalable particles through wet method |
| CN102580431A (en) * | 2011-04-20 | 2012-07-18 | 庄建中 | Dedusting and dusulfuration integration process for smoke |
| CN102580500A (en) * | 2012-02-23 | 2012-07-18 | 庄建中 | Dedusting desulfurization environment-friendly chimney |
| CN102580432A (en) * | 2011-04-21 | 2012-07-18 | 庄建中 | Fume dedusting, desulfurating and denitriding integrated process |
| CN105013316A (en) * | 2015-07-03 | 2015-11-04 | 河北唯沃环境工程科技有限公司 | Flue gas desulphurization apparatus and flue gas desulphurization method |
| CN109718607A (en) * | 2019-01-23 | 2019-05-07 | 南京西普水泥工程集团有限公司 | A kind of tail gas takes off white device |
-
2000
- 2000-07-10 CN CN 00212547 patent/CN2505163Y/en not_active Expired - Fee Related
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1304090C (en) * | 2004-08-24 | 2007-03-14 | 浙江大学 | Reactor for harnessing flue gas by free radical showering in DC corona discharge |
| CN1304091C (en) * | 2004-08-24 | 2007-03-14 | 浙江大学 | Electrode of discharging nozzle in use for harnessing fume caused by DC corona discharge |
| CN1293934C (en) * | 2004-08-24 | 2007-01-10 | 浙江大学 | Method for removing multipollutant in flue gas by combining free radical showering and absorption of alkali liquor |
| CN102580450A (en) * | 2011-04-20 | 2012-07-18 | 庄建中 | Process for enlarging inhalable particles through wet method |
| CN102580431A (en) * | 2011-04-20 | 2012-07-18 | 庄建中 | Dedusting and dusulfuration integration process for smoke |
| CN102580432A (en) * | 2011-04-21 | 2012-07-18 | 庄建中 | Fume dedusting, desulfurating and denitriding integrated process |
| CN102218442B (en) * | 2011-05-10 | 2013-01-30 | 李凤山 | Method and equipment for processing flying ashes generated during urban refuse burning |
| CN102218442A (en) * | 2011-05-10 | 2011-10-19 | 李凤山 | Method and equipment for processing flying ashes generated during urban refuse burning |
| CN102580500A (en) * | 2012-02-23 | 2012-07-18 | 庄建中 | Dedusting desulfurization environment-friendly chimney |
| CN102580500B (en) * | 2012-02-23 | 2014-05-07 | 庄建中 | Dedusting desulfurization environment-friendly chimney |
| CN105013316A (en) * | 2015-07-03 | 2015-11-04 | 河北唯沃环境工程科技有限公司 | Flue gas desulphurization apparatus and flue gas desulphurization method |
| CN105013316B (en) * | 2015-07-03 | 2021-01-22 | 河北唯沃环境工程科技有限公司 | Flue gas desulfurization device and flue gas desulfurization method |
| CN109718607A (en) * | 2019-01-23 | 2019-05-07 | 南京西普水泥工程集团有限公司 | A kind of tail gas takes off white device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102974185B (en) | Modularized integrated smoke purification system and method for removing plurality of pollutants | |
| CN201179415Y (en) | Flue gas desulfurization purification column | |
| CN206652387U (en) | A kind of ammonia desulfuration equipment of resourcebility | |
| CN2505163Y (en) | Flue gas dusting and desulfurizing electrostatic tower | |
| CN101732963A (en) | Multiphase flow smoke purifying process | |
| CN1045173C (en) | Seawater flue gas desulfurization method by aeration method and aeration device | |
| CN111841272A (en) | Water-saving and energy-saving ammonia desulfurization emission process and system to eliminate ammonia escape aerosol | |
| JPH06285326A (en) | Method and device for flue gas desulfurization | |
| CN202951399U (en) | Magnesium oxide process desulfurization system | |
| CN105195004A (en) | Combined desulphurization and dedusting apparatus and method for wet flue gas | |
| CN206276171U (en) | A kind of high-efficiency flue gas desulfurization cleaner | |
| CN201880450U (en) | Device for removing fine particulate matter from high-humidity flue gas | |
| CN203469746U (en) | Wet-process desulphurization system with multi-stage humidifying demisting device | |
| CN201684533U (en) | Wet dust removal desulfurizing unit | |
| CN2550043Y (en) | Cyclone flow spray aeration desulfurization dust remover | |
| CN204502785U (en) | A kind of flue gas device for deep cleaning for efficient desulfurizing and dust collecting | |
| CN2659528Y (en) | High efficiency hemp-stone multi-stage wetting desulfurizing duster | |
| CN204478116U (en) | A kind of incinerator smoke desulfurizer | |
| CN204522731U (en) | The outer demist wet flue gas desulfurizer of tower | |
| CN2468567Y (en) | Spraying and rotating film type apparatus for purifying flue gas | |
| CA2504594C (en) | Scrubbing ionized rain tunnel (s.i.r.t.) | |
| CN202315621U (en) | Flue gas purification tower of boiler | |
| CN2346494Y (en) | Smoke, SO2 absorbing appts, by seawater process | |
| CN2669964Y (en) | Desulfurization horizontal dust exhaust apparatus | |
| CN2440567Y (en) | Uniformed dust collecting desulfurizer |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |