CN206152622U - Domestic waste torrent recirculated flue gas purifier - Google Patents
Domestic waste torrent recirculated flue gas purifier Download PDFInfo
- Publication number
- CN206152622U CN206152622U CN201621182556.8U CN201621182556U CN206152622U CN 206152622 U CN206152622 U CN 206152622U CN 201621182556 U CN201621182556 U CN 201621182556U CN 206152622 U CN206152622 U CN 206152622U
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- CN
- China
- Prior art keywords
- flue gas
- connection
- house refuse
- reaction tower
- purifying device
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- 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.)
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Abstract
The utility model relates to a gas cleaning device, specific domestic waste torrent recirculated flue gas purifier that says so belongs to environmental protection equipment technical field. It includes reaction tower and venturi device, and the reaction tower bottom is equipped with the venturi device, and waste incinerator is connected through main gas flue to venturi device inlet end. Second dust removal tube coupling chimney is passed through through first dust removal tube coupling sack cleaner, the gas outlet of sack cleaner in the gas outlet on reaction tower upper portion, and second dust removal pipeline through crosses circular flue and connects main gas flue. The play dirt mouth department of sack cleaner is equipped with the circulation ash bucket, and the circulation ash bucket passes through the material circulating inlet that return material pipe connects the venturi device. The utility model discloses suitability to burning the burning furnace variation in load is strong, and the load follow characteristic is good, all has fine suitability to base load and peakload unit, the interior bed pressure of reaction tower is stabilized controllablely, realizes automatic operation.
Description
Technical field
This utility model is related to a kind of smoke eliminator, specifically house refuse turbulent circulating flue gas purifying dress
Put, belong to technical field of environment protection equipment.
Background technology
The tail gas that domestic waste incineration is produced needs to enter smoke eliminator, remove HCl in flue gas, SO2, SO3,
The sour gas such as HF, dioxin, the heavy metal in absorption flue gas etc. are harmful to stain thing, filters the solidss such as the dust of flue gas, makes
Flue gas qualified discharge, does not cause secondary pollution.
For ciculation fluidized bed process flue gas purifying technique, its key technology is the effective control of bed pressure in tower, and bed pressure is stable
, the just meeting stable operation of whole deacidification system, deacidification efficiency just can be with regulating measure.Bed pressure is not controlled substantially in prior art
System, causes that SR is fluctuated, deacidification effect is unstable, and bed steps on blocking bottom of towe gas approach in tower when serious, makes
Incinerator builds the pressure stopping production of stopping burning.
The content of the invention
The purpose of this utility model is to overcome above-mentioned weak point, so as to provide a kind of house refuse turbulent circulating flue gas
Purifier, it is possible to increase bed of material pressure stability in reaction tower, improves deacidification effect, removes sour gas, cigarette in flue gas
Dirt, heavy metal, dioxin etc..
According to this utility model provide technical scheme, house refuse turbulent circulating flue gas purifying device include reaction tower and
Venturi, is characterized in that：Reaction tower bottom is provided with Venturi, and Venturi inlet end is connected by main flue gas road
Incinerator；Main flue gas road connects activated carbon storehouse by the second delivery pipe, and main flue gas road connects iron-based by the 3rd delivery pipe
Denitrfying agent storehouse；Venturi is provided with cooling water entrance, and cooling water entrance connects water tank, venturi dress by water-supply-pipe
Absorbent entrance is installed, absorbent entrance connects calcium hydroxide powder cabin by the first delivery pipe；Reaction tower top goes out
QI KOU connects sack cleaner by the first dedusting pipeline, and the gas outlet of sack cleaner connects cigarette by the second dedusting pipeline
Chimney, the second dedusting pipeline connects main flue gas road by cycle flue；Circulation ash bucket is provided with the dust mouth of sack cleaner, is circulated
Ash bucket connects the Matter Transfer entrance of Venturi by refeed line；Refeed line connects intermediate bin by pipeline, and intermediate bin leads to
Cross storehouse pump transfer pipeline connection product storehouse.
Further, the second delivery pipe is provided with the second conveying fan.
Further, the 3rd delivery pipe is provided with the 3rd conveying fan.
Further, water-supply-pipe is provided with water pump.
Further, the first delivery pipe is provided with the first conveying fan.
Further, the second dedusting pipeline is provided with neat stress baffle plate and air-introduced machine.
Further, cycle flue is provided with return air baffle plate.
Further, refeed line is provided with returning charge valve.
Further, it is provided with differential pressure transmitter between reaction tower top and main flue gas road.
Further, the first dedusting pipeline is provided with temperature sensor.
Compared with the prior art this utility model has advantages below：
This utility model simple structure, compact, reasonable, the strong applicability to incinerator load variations, Steam Generator in Load Follow characteristic
It is good, there is the good suitability to base load and regulating units；Bed pressure stablizes controllable in reaction tower, realizes automatic running；Nothing
Deacidification discharge of wastewater, and deacidification side-product is in dry state, does not result in secondary pollution；A small amount of iron-based is added in deacidification absorbent
Catalyst, can remove 60%～90% nitrogen oxides, with the denitrification integrated development potentiality of deacidification；Acid, efficiency of dust collection are high, can make
HCl in flue gas maintains below 10mg/N, and SO2 maintains below 30mg/Nm3, flue dust in below 10mg/Nm3, dioxin,
The harmful substance such as heavy metal clearance is far above other flue gas purifying techniques.
Description of the drawings
Fig. 1 is this utility model front view.
Description of reference numerals：1- reaction towers, 2- Venturis, 3- incinerators, 4- calcium hydroxide powder cabins, 5- are active
Charcoal storehouse, 6- iron-based denitrfying agents storehouse, 7- main flue gas road, the delivery pipes of 8- first, the delivery pipes of 9- second, the delivery pipes of 10- the 3rd, 11-
One conveying fan, the conveying fans of 12- second, the conveying fans of 13- the 3rd, 14- water tanks, 15- water pumps, 16- water-supply-pipes, 17- first
Dedusting pipeline, 18- the second dedusting pipelines, 19- sack cleaners, 20- chimneys, 21- cycle flues, 22- neat stress baffle plates, 23-
Return air baffle plate, 24- air-introduced machines, 25- circulation ash buckets, 26- refeed lines, 27- returning charge valves, 28- intermediate bins, 29- products storehouse, 30- are poor
Pressure transmitter, 31- temperature sensors.
Specific embodiment
Below this utility model is further described the embodiment combined in accompanying drawing：
As shown in figure 1, this utility model mainly includes reaction tower 1 and Venturi 2, the bottom of reaction tower 1 is provided with literary mound
In device 2, the inlet end of Venturi 2 by main flue gas road 7 connect incinerator 3.
Main flue gas road 7 connects activated carbon storehouse 5 by the second delivery pipe 8, and main flue gas road 7 connects ferrum by the 3rd delivery pipe 10
Base denitrfying agent storehouse 6.Second delivery pipe 8 is provided with the second conveying fan 12, and the 3rd delivery pipe 10 is provided with the 3rd conveying wind
Machine 13.
Venturi 2 is provided with cooling water entrance, and cooling water entrance connects water tank 14 by water-supply-pipe 16.It is described
Water-supply-pipe 16 is provided with water pump 15.
Venturi 2 is provided with absorbent entrance, and absorbent entrance connects calcium hydroxide powder by the first delivery pipe 8
Storehouse 4.First delivery pipe 8 is provided with the first conveying fan 11.
The gas outlet on the top of reaction tower 1 connects sack cleaner 19 by the first dedusting pipeline 17, sack cleaner 19
Gas outlet connects chimney 20 by the second dedusting pipeline 18.Second dedusting pipeline 18 connects main flue gas road 7 by cycle flue 21.
The second dedusting pipeline 18 is provided with neat stress baffle plate 22 and air-introduced machine 24, and cycle flue 21 is provided with return air baffle plate 23.
Circulation ash bucket 25 is provided with the dust mouth of sack cleaner 19, circulation ash bucket 25 connects venturi by refeed line 26
The Matter Transfer entrance of device 2.The refeed line 26 is provided with returning charge valve 27, the unlatching of the control refeed line 26 of returning charge valve 27 and pass
Close.
Refeed line 26 connects intermediate bin 28 by pipeline, and intermediate bin 28 passes through storehouse pump transfer pipeline connection product storehouse 29.
Differential pressure transmitter 30 is provided between the top of the reaction tower 1 and main flue gas road 7, differential pressure transmitter 30 can be adjusted instead
Answer the pressure differential between the top of tower 1 and main flue gas road 7.
The first dedusting pipeline 17 is provided with temperature sensor 31, and temperature sensor 31 can detect the first dedusting pipeline
The temperature of flue gas in 17.
Operation principle of the present utility model is：Incinerator discharge flue gas by reaction tower bottom Venturi
Into reaction tower, sack cleaner is entered from the first dedusting pipeline on the top of reaction tower, then arranged by air-introduced machine Jing chimneys
Enter air.At the Venturi of tower lower end, purified water entrance, Matter Transfer entrance, absorbent entrance are provided with,
The fluid bed bed of material that this formation is mutually mixed, when flue gas passes through the bed of material, the water droplets humidifying cooling being injected into is while form rush
The environment entered needed for acid-base reaction；The noxious acidic such as SO2, SO3, HCl, HF in flue gas material with material bed in deacidification agent with
And there is chemical reaction and be removed in the alkaline matter in returning charge.Reaction tower exit gas temperature is stable more than acid dew point.Instead
Product is answered to be carried away from absorption tower top by flue gas, removing dust device is separated, the solid flying dust Jing air flumes for separating send
Go back to absorption tower.On the gas approach of reaction tower, activated carbon spraying system is set powdered activated carbon is sprayed into toward in flue to adsorb
The pollutant such as dioxin and heavy metal in flue gas.Last flue gas enters sack cleaner, the solid gurry and dust quilt in flue gas
It is separated by filtration, Jing ash buckets are discharged, product ash silo is sent into by fly ash carry machine.The flue gas that Jing sack cleaners are discharged is then cleaning
Flue gas.
Strong applicability of this utility model to incinerator load variations, Steam Generator in Load Follow characteristic is good, to base load and peak regulation
Unit has the good suitability；Bed pressure stablizes controllable in reaction tower, realizes automatic running；Without deacidification discharge of wastewater, and deacidification
Side-product is in dry state, does not result in secondary pollution；A small amount of ferrum-based catalyst is added in deacidification absorbent, can remove 60%～
90% nitrogen oxides, with the denitrification integrated development potentiality of deacidification；Acid, efficiency of dust collection are high, maintain can the HCl in flue gas
Below 10mg/N, SO2 maintain below 30mg/Nm3, and flue dust goes in harmful substances such as below 10mg/Nm3, dioxin, heavy metals
Except rate is far above other flue gas purifying techniques.
Claims (10)
1. a kind of house refuse turbulent circulating flue gas purifying device, including reaction tower（1）And Venturi（2）, it is characterized in that：
Reaction tower（1）Bottom is provided with Venturi（2）, Venturi（2）Inlet end passes through main flue gas road（7）Connection waste incineration
Stove（3）；Main flue gas road（7）By the second delivery pipe（9）Connection activated carbon storehouse（5）, main flue gas road（7）By the 3rd delivery pipe
（10）Connection iron-based denitrfying agent storehouse（6）；Venturi（2）Cooling water entrance is provided with, cooling water entrance passes through water delivery
Pipe（16）Connection water tank（14）, Venturi（2）Absorbent entrance is provided with, absorbent entrance passes through the first delivery pipe
（8）Connection calcium hydroxide powder cabin（4）；Reaction tower（1）The gas outlet on top passes through the first dedusting pipeline（17）Connection bag-type dust
Device（19）, sack cleaner（19）Gas outlet pass through the second dedusting pipeline（18）Connection chimney（20）, the second dedusting pipeline
（18）By cycle flue（21）Connection main flue gas road（7）；Sack cleaner（19）Dust mouth at be provided with circulation ash bucket（25）,
Circulation ash bucket（25）By refeed line（26）Connection Venturi（2）Matter Transfer entrance；Refeed line（26）By pipeline
Connection intermediate bin（28）, intermediate bin（28）By storehouse pump transfer pipeline connection product storehouse（29）.
2. house refuse turbulent circulating flue gas purifying device as claimed in claim 1, is characterized in that：Second delivery pipe
（9）It is provided with the second conveying fan（12）.
3. house refuse turbulent circulating flue gas purifying device as claimed in claim 1, is characterized in that：3rd delivery pipe
（10）It is provided with the 3rd conveying fan（13）.
4. house refuse turbulent circulating flue gas purifying device as claimed in claim 1, is characterized in that：The water-supply-pipe（16）On
It is provided with water pump（15）.
5. house refuse turbulent circulating flue gas purifying device as claimed in claim 1, is characterized in that：First delivery pipe
（8）It is provided with the first conveying fan（11）.
6. house refuse turbulent circulating flue gas purifying device as claimed in claim 1, is characterized in that：The second dedusting pipeline
（18）It is provided with neat stress baffle plate（22）And air-introduced machine（24）.
7. house refuse turbulent circulating flue gas purifying device as claimed in claim 1, is characterized in that：The cycle flue（21）
It is provided with return air baffle plate（23）.
8. house refuse turbulent circulating flue gas purifying device as claimed in claim 1, is characterized in that：The refeed line（26）On
It is provided with returning charge valve（27）.
9. house refuse turbulent circulating flue gas purifying device as claimed in claim 1, is characterized in that：The reaction tower（1）On
Portion and main flue gas road（7）Between be provided with differential pressure transmitter（30）.
10. house refuse turbulent circulating flue gas purifying device as claimed in claim 1, is characterized in that：First dust removing tube
Road（17）It is provided with temperature sensor（31）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621182556.8U CN206152622U (en) | 2016-11-03 | 2016-11-03 | Domestic waste torrent recirculated flue gas purifier |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621182556.8U CN206152622U (en) | 2016-11-03 | 2016-11-03 | Domestic waste torrent recirculated flue gas purifier |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206152622U true CN206152622U (en) | 2017-05-10 |
Family
ID=58655872
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621182556.8U Active CN206152622U (en) | 2016-11-03 | 2016-11-03 | Domestic waste torrent recirculated flue gas purifier |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206152622U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108786409A (en) * | 2018-08-17 | 2018-11-13 | 深圳市凯盛科技工程有限公司 | A kind of high temperature desulfurizing denitration flue gas dust collecting system |
-
2016
- 2016-11-03 CN CN201621182556.8U patent/CN206152622U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108786409A (en) * | 2018-08-17 | 2018-11-13 | 深圳市凯盛科技工程有限公司 | A kind of high temperature desulfurizing denitration flue gas dust collecting system |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 20 / F, yanchuang building, Liyuan Development Zone, No.1 YinBai Road, Binhu District, Wuxi City, Jiangsu Province Patentee after: Jiangsu Huaxing Dongfang Electric Power Environmental Protection Technology Co., Ltd Address before: 214072 Jiangsu province Binhu District of Wuxi City Liyuan Development Zone yanchuang building 20 Patentee before: WUXI HUAXING EAST ELECTRIC POWER ENVIRONMENTAL PROTECTION TECHNOLOGIES Co.,Ltd. |