CN202823149U - Cloth bag dust-removing semi-dry process desulfurization dust removal device - Google Patents
Cloth bag dust-removing semi-dry process desulfurization dust removal device Download PDFInfo
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- CN202823149U CN202823149U CN 201220468692 CN201220468692U CN202823149U CN 202823149 U CN202823149 U CN 202823149U CN 201220468692 CN201220468692 CN 201220468692 CN 201220468692 U CN201220468692 U CN 201220468692U CN 202823149 U CN202823149 U CN 202823149U
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- desulfurizing tower
- flue gas
- valve
- dust
- cloth bag
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Abstract
The utility model discloses a cloth bag dust-removing semi-dry process desulfurization dust removal device which comprises a desulfurization system, a dust removal system and a flue gas system. The desulfurization system comprises a water pot, an absorption liquid preparation pot, an electromagnetic valve and a desulfurizing tower. A fog-spraying system is arranged inside the desulfurizing tower. Spray nozzles are arranged on the upper portion of the fog-spraying system. A guide plate is arranged on the lower potion of the desulfurizing tower. The outer portion of the desulfurizing tower is connected with a compressed air system and a warehouse wall vibrator. A warehouse wall vibrator is arranged on the bottom portion of the desulfurizing tower. The dust removal system comprises a cloth bag dust collector. The flue gas system comprises a gas duct valve, a main chimney flue fuel gas inlet valve, an afterheat boiler flue gas inlet valve, an afterheat boiler flue gas by-pass valve, a system outlet valve and a fan motor. The absorption liquid preparation pot is communicated with an alkaline pump. The water pot is communicated with a water pump. The desulfurizing tower is communicated with the cloth bag dust collector. The cloth bag dust collector is communicated with the fan motor. According to the cloth bag dust-removing semi-dry process desulfurization dust removal device, main chimney flue high temperature flue gas and afterheat flue gas are both introduced SOx in the fuel gas is changed into dust, and efficiency of dust collection is improved. Further, the cloth bag dust-removing semi-dry process desulfurization dust removal device is convenient to collect and clean.
Description
Technical field
The utility model relates to the flue-gas dust-removing and desulfurization technical field, particularly relate to a kind of semi-dry desulphurization dust arrester of bag-type dust.
Background technology
At present, SO
-- 2Reduction of discharging is the urgent task of China's air contaminant treatment work.Large thermal power plant SO
-- 2Emission-reduction technology mainly is to introduce technology, and wherein is the lime stone gypsum wet more than 85%.The method desulfuration efficiency is high, stable, but construction cost is high, and the operation power consumption is large, the whole system floor space is large, recycling rate of waterused water resource is low, and the desulfurization wastewater that effluxes generation could discharge after also needing further to process.
The utility model content
The technical problem that the utility model mainly solves provides a kind of semi-dry desulphurization dust arrester of bag-type dust, can be with the deleterious acidic composition SO in the flue gas
xBecome dust and desulfurizing byproduct, be convenient to collect and cleaning, in addition, introduce in the lump by flue collector high-temperature flue gas and waste heat flue gas, the desulfurizing agent drying that is conducive to like this spray in the desulfurizing tower is evaporated, and has avoided the paste bag phenomenon of cloth bag, has increased the service life of cloth bag.
For solving the problems of the technologies described above, the technical scheme that the utility model adopts is: the semi-dry desulphurization dust arrester that a kind of bag-type dust is provided, comprise desulphurization system, dust pelletizing system and flue gas system, described desulphurization system comprises water pot, the absorption liquid preparing tank, magnetic valve and desulfurizing tower, described desulfurizing tower inside is provided with spraying system, spraying system top is provided with nozzle, the desulfurizing tower bottom is provided with deflector, desulfurizing tower is externally connected to compressed air system and hopper wall vibrator, the bottom of desulfurizing tower is provided with unloading valve, described dust pelletizing system comprises sack cleaner, described flue gas system comprises Flue valve, main chimney flue smoke inlet valve, the exhaust-heat boiler flue gas inlet valve, the exhaust-heat boiler flue gas by-passing valve, system outlet valve and blower motor, absorbent preparing tank and lye pump UNICOM, water pot and water pump UNICOM, desulfurizing tower and sack cleaner UNICOM, an end of described sack cleaner and blower motor UNICOM.
In preferred embodiment of the utility model, establish agitator in the described absorption liquid preparing tank, described air compression system comprises filtration decompressor and valve.
The beneficial effects of the utility model are:
1, the utility model passes through spray drying process, flue collector high-temperature flue gas and waste heat flue gas are introduced desulfurizing tower in the lump, through high-pressure spray-drying, a part of flue dust is discharged at the bottom of falling into desulfurizing tower with gravity, and a part of flue dust enters sack cleaner with wind speed, through behind the bag-type dust, discharge by unloading valve, this scheme efficiency of dust collection is high, compact conformation, do not have the water treatment system of wet desulphurization, reduced floor space;
2, in addition, introduce in the lump by flue collector high-temperature flue gas and waste heat flue gas, the desulfurizing agent drying that is conducive to like this spray in the desulfurizing tower is evaporated, and has avoided the paste bag phenomenon of cloth bag, has increased the service life of cloth bag.
Description of drawings
Fig. 1 is the perspective view of the semi-dry desulphurization dust arrester of the utility model bag-type dust;
The mark of each parts is as follows in the accompanying drawing: 1, absorption liquid preparing tank 2, agitator 3, water pot 4, water pump 5, lye pump 6, desulfurizing tower 61, unloading valve 62, hopper wall vibrator 63, deflector 64, nozzle 65, compressed air system 7, sack cleaner 8, blower motor 9, chimney
The specific embodiment
Below in conjunction with accompanying drawing preferred embodiment of the present utility model is described in detail, thereby so that advantage of the present utility model and feature can be easier to be it will be appreciated by those skilled in the art that protection domain of the present utility model is made more explicit defining.
See also Fig. 1, the utility model embodiment comprises: desulphurization system, dust pelletizing system and flue gas system, described desulphurization system comprises water pot 3, absorption liquid preparing tank 1, magnetic valve and desulfurizing tower 6, described desulfurizing tower 6 inside are provided with spraying system, spraying system top is provided with nozzle 64, desulfurizing tower 6 bottoms are provided with deflector 63, desulfurizing tower 6 is externally connected to compressed air system 65 and hopper wall vibrator 62, the bottom of desulfurizing tower 6 is provided with unloading valve 61, described dust pelletizing system comprises sack cleaner 7, described flue gas system comprises Flue valve, main chimney flue smoke inlet valve, the exhaust-heat boiler flue gas inlet valve, the exhaust-heat boiler flue gas by-passing valve, system outlet valve and blower motor 8, absorbent preparing tank 1 and lye pump 5 UNICOMs, water pot 2 and water pump 4 UNICOMs, desulfurizing tower 6 and sack cleaner 7 UNICOMs, an end of described sack cleaner 7 and blower motor 8 UNICOMs; Establish agitator 2 in the described absorption liquid preparing tank 1, described air compression system 65 comprises filtration decompressor and valve.
Such as Fig. 1, with certain density Na
2CO
3Solution sprays in the desulfurizing tower 6, passes through Na
2CO
3With SO
XReaction, the deleterious acidic composition SO in the desulfurization fume
XReaction removes the SO in the flue gas
X, form dust granules behind the droplet high temperature evaporation, enter next stage sack cleaner 7 with flue gas, by it dust in flue gas and desulfurizing byproduct are captured purification.Desulfurizing byproduct is solid, powdery, is convenient to collect and cleaning, and simultaneously, this desulfurizing byproduct can be recycling.
The utility model passes through spray drying process, flue collector high-temperature flue gas and waste heat flue gas are introduced desulfurizing tower 6 in the lump, through high-pressure spray-drying, a part of flue dust falls into the discharge of 6 ends of desulfurizing tower with gravity, and a part of flue dust enters sack cleaner 7 with wind speed, through behind the bag-type dust, discharge by unloading valve 61, this scheme efficiency of dust collection is high, compact conformation, do not have the water treatment system of wet desulphurization, reduced floor space; In addition, introduce in the lump by flue collector high-temperature flue gas and waste heat flue gas, the desulfurizing agent drying that is conducive to like this spray in the desulfurizing tower 6 is evaporated, and has avoided the paste bag phenomenon of cloth bag, has increased the service life of cloth bag; Finally, the flue gas behind the desulfurization and dedusting is discharged by chimney 9, and this device can reduce discharging, environmental protection, can also develop a circular economy.
The above only is embodiment of the present utility model; be not so limit claim of the present utility model; every equivalent structure or equivalent flow process conversion that utilizes the utility model specification and accompanying drawing content to do; or directly or indirectly be used in other relevant technical fields, all in like manner be included in the scope of patent protection of the present utility model.
Claims (2)
1. the semi-dry desulphurization dust arrester of a bag-type dust, it is characterized in that, comprise: desulphurization system, dust pelletizing system and flue gas system, described desulphurization system comprises water pot, the absorption liquid preparing tank, magnetic valve and desulfurizing tower, described desulfurizing tower inside is provided with spraying system, spraying system top is provided with nozzle, the desulfurizing tower bottom is provided with deflector, desulfurizing tower is externally connected to compressed air system and hopper wall vibrator, the bottom of desulfurizing tower is provided with unloading valve, described dust pelletizing system comprises sack cleaner, and described flue gas system comprises Flue valve, main chimney flue smoke inlet valve, the exhaust-heat boiler flue gas inlet valve, the exhaust-heat boiler flue gas by-passing valve, system outlet valve and blower motor, absorbent preparing tank and lye pump UNICOM, water pot and water pump UNICOM, desulfurizing tower and sack cleaner UNICOM, an end of described sack cleaner and blower motor UNICOM.
2. the semi-dry desulphurization dust arrester of bag-type dust according to claim 1 is characterized in that: establish agitator in the described absorption liquid preparing tank, described air compression system comprises and filters decompressor and valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220468692 CN202823149U (en) | 2012-09-14 | 2012-09-14 | Cloth bag dust-removing semi-dry process desulfurization dust removal device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220468692 CN202823149U (en) | 2012-09-14 | 2012-09-14 | Cloth bag dust-removing semi-dry process desulfurization dust removal device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202823149U true CN202823149U (en) | 2013-03-27 |
Family
ID=47934950
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220468692 Expired - Fee Related CN202823149U (en) | 2012-09-14 | 2012-09-14 | Cloth bag dust-removing semi-dry process desulfurization dust removal device |
Country Status (1)
| Country | Link |
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| CN (1) | CN202823149U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104984606A (en) * | 2015-07-10 | 2015-10-21 | 佛山君帝环保科技有限公司 | Synchronous desulphurization and dust removal system shared by multi-tower and multi-kiln and method |
| US9289790B2 (en) | 2014-01-13 | 2016-03-22 | Alstom Technology Ltd | Spray dryer absorber vibrator device and method |
| CN107062803A (en) * | 2017-03-09 | 2017-08-18 | 福建省环境工程有限公司 | A kind of device for drying carbon black |
| CN107213846A (en) * | 2017-07-07 | 2017-09-29 | 西安建筑科技大学 | A kind of granulation of net gas and smoke processing system and technique for ceramic industry |
-
2012
- 2012-09-14 CN CN 201220468692 patent/CN202823149U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9289790B2 (en) | 2014-01-13 | 2016-03-22 | Alstom Technology Ltd | Spray dryer absorber vibrator device and method |
| US9737847B2 (en) | 2014-01-13 | 2017-08-22 | General Electric Technology Gmbh | Spray dryer absorber vibrator device and method |
| CN104984606A (en) * | 2015-07-10 | 2015-10-21 | 佛山君帝环保科技有限公司 | Synchronous desulphurization and dust removal system shared by multi-tower and multi-kiln and method |
| CN104984606B (en) * | 2015-07-10 | 2016-10-12 | 佛山君帝环保科技有限公司 | A kind of multitower many kilns common type synchronized desulfuring dust pelletizing system and method |
| CN107062803A (en) * | 2017-03-09 | 2017-08-18 | 福建省环境工程有限公司 | A kind of device for drying carbon black |
| CN107213846A (en) * | 2017-07-07 | 2017-09-29 | 西安建筑科技大学 | A kind of granulation of net gas and smoke processing system and technique for ceramic industry |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C53 | Correction of patent for invention or patent application | ||
| CB03 | Change of inventor or designer information |
Inventor after: Fan Zhigang Inventor after: Fan Zhongxiang Inventor after: Zhu Jinhai Inventor after: Pan Tao Inventor after: Pu Yijiao Inventor after: Dai Weiwei Inventor after: Chen Mingqiang Inventor before: Fan Zhigang Inventor before: Fan Zhongxiang Inventor before: Zhu Jinhai |
|
| COR | Change of bibliographic data |
Free format text: CORRECT: INVENTOR; FROM: FAN ZHIGANG FAN ZHONGXIANG ZHU JINHAI TO: FAN ZHIGANG FAN ZHONGXIANG ZHU JINHAI PAN TAO PU YIJIAO DAI WEIWEI CHEN MINGQIANG |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130327 Termination date: 20140914 |
|
| EXPY | Termination of patent right or utility model |