CN207137605U - A kind of biomass boiler desulfurization removing nitric processing unit - Google Patents
A kind of biomass boiler desulfurization removing nitric processing unit Download PDFInfo
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- CN207137605U CN207137605U CN201720865826.3U CN201720865826U CN207137605U CN 207137605 U CN207137605 U CN 207137605U CN 201720865826 U CN201720865826 U CN 201720865826U CN 207137605 U CN207137605 U CN 207137605U
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Abstract
The utility model provides a kind of biomass boiler desulfurization removing nitric processing unit, including interconnected dedusting chamber, spray chamber and electrostatic demisting chamber；The inner vertical of dedusting chamber has been provided with some activated carbons and has placed plate, and activated carbon is placed to be open at the top and bottom of plate, and top is provided with activated carbon storage box, and activated carbon storage box connects between the open top of plate is placed with activated carbon；Spray chamber is internally provided with some shower valves, and shower valve is provided with circulatory pool with spray chamber bottom by pipeline and connected, and circulating pump is provided with pipeline；Electrostatic demisting intracavitary is provided with electrostatic demister, is provided with some nozzles and the high voltage electrostatic device below nozzle in electrostatic demister, high voltage electrostatic device includes some groups of collecting plates and discharge electrode being vertically arranged.Biomass boiler desulfurization removing nitric processing unit described in the utility model is simple in construction, and consumption steel are few, and investment is smaller, and water consumption is small, convenient operating maintenance.
Description
Technical field
The utility model belongs to flue purifier of boiler field, net more particularly, to a kind of biomass fuel boiler flue gas
Makeup is put.
Background technology
Currently, the fossil fuel dosage such as China's coal, oil, natural gas is larger, and biomass energy is as the excellent of regenerative resource
Gesture more highlights.Biomass-fuel direct-combustion power generation project not only alleviates the problem of China's fossil fuel anxiety, can also reduce
Pollution to environment.
Biomass boiler is mostly using the biomass such as coal or rice husk, stalk as fuel at present, containing a large amount of in the tail gas of discharge
Micronic dust and harmful sour gas, SO2 and NOx are most important two kinds of atmosphere pollutions in biomass fuel boiler flue gas,
It is the important precursor to form the atmosphere pollution such as acid rain, haze.In the NOx of boiler emission, NO accounts for more than 90%, NO indissolubles
Yu Shui.Therefore flue gas must carry out effective desulphurization and denitration, dust removal process before discharge, to reach environment protection emission requirement.So
And with the raising of environmental requirement, the purification to flue gas requires also higher.There is flue gas and water for existing fume treatment technology
Contact it is not abundant enough, dust and toxic gas therein purification are below standard just to be discharged, and environment is polluted.
The content of the invention
In view of this, the utility model is directed to a kind of biomass boiler desulfurization removing nitric processing unit, above-mentioned to solve
Problem.
To reach above-mentioned purpose, what the technical solution of the utility model was realized in：
A kind of biomass boiler desulfurization removing nitric processing unit, including interconnected dedusting chamber and spray chamber；
The inner vertical of the dedusting chamber has been provided with some activated carbons and has placed plate, and the activated carbon is placed at the top of plate and bottom
Portion is open, and top is provided with activated carbon storage box, and the activated carbon storage box and activated carbon are placed between the open top of plate
Connection, connectivity part are provided with baiting valve, and the bottom that the activated carbon places plate is provided with pull plate, and the bottom of the dedusting chamber is set
Activated carbon outlet is equipped with, the activated carbon outlet connects with the charging aperture of screw rod conveyor；
The spray chamber is internally provided with some shower valves, and the shower valve is provided with by pipeline and spray chamber bottom
Circulatory pool connects, and is provided with circulating pump in the pipeline, the blow vent connected with dedusting chamber is provided with the top of the spray chamber,
Pneumatic flashboard is provided with the blow vent；
The processing unit also includes connecting electrostatic demisting chamber with spray chamber by pipeline, and the electrostatic demisting intracavitary is set
There is electrostatic demister, some nozzles and the high voltage electrostatic device below nozzle be provided with the electrostatic demister,
The high voltage electrostatic device includes some groups of collecting plates and discharge electrode being vertically arranged, the electrostatic demister lower end and chimney
Connection.
Further, the dedusting chamber is connected by exhaust branch pipe with exhaust supervisor, and list is provided with the exhaust branch pipe
To intake valve, one-way exhaust valve is also equipped with the exhaust supervisor, the bottom of the dedusting chamber is responsible for by pipeline and exhaust
Connect, air pump is provided with the pipeline.
Further, the nozzle is used to spray sodium hydroxide or ammoniacal liquor.
Further, the electrostatic demisting bottom of chamber portion is provided with leakage fluid dram.
Further, the material of pipeline, shower valve and nozzle is high pressure UPVC pipes.
Relative to prior art, biomass boiler desulfurization removing nitric processing unit described in the utility model has following excellent
Gesture：
(1) biomass boiler desulfurization removing nitric processing unit described in the utility model is simple in construction, consume steel it is few, invest compared with
Small, water consumption is small, convenient operating maintenance；
(2) biomass boiler desulfurization removing nitric processing unit described in the utility model can realize that multiple dedusting, desulfurization take off
Nitrogen, clean-up effect are obvious；
(3) biomass boiler desulfurization removing nitric processing unit described in the utility model, when the biomass fuel of boiler combustion
When polluting relatively small, the function of dedusting chamber can be only applicable, further reduces fund input.
Brief description of the drawings
Form a part of accompanying drawing of the present utility model to be used for providing further understanding to of the present utility model, this practicality is new
The schematic description and description of type is used to explain the utility model, does not form to improper restriction of the present utility model.
In accompanying drawing：
Fig. 1 is the biomass boiler desulfurization removing nitric processing device structure diagram described in the utility model embodiment.
Description of reference numerals：
1st, dedusting chamber；2nd, spray chamber；3rd, activated carbon places plate；4th, activated carbon storage box；5th, baiting valve；6th, pull plate；7、
Activated carbon exports；8th, screw rod conveyor；9th, shower valve；10th, circulatory pool；11st, circulating pump；12nd, pneumatic flashboard；13rd, electrostatic demisting
Chamber；14th, nozzle；15th, collecting plate；16th, discharge electrode；17th, exhaust supervisor；18th, exhaust branch pipe；19th, breather cheek valve；20th, chimney；
21st, air pump；
Embodiment
It should be noted that in the case where not conflicting, the feature in embodiment and embodiment in the utility model can
To be mutually combined.
In description of the present utility model, it is to be understood that term " " center ", " longitudinal direction ", " transverse direction ", " on ", " under ",
The orientation or position relationship of the instruction such as "front", "rear", "left", "right", " vertical ", " level ", " top ", " bottom ", " interior ", " outer " are
Based on orientation shown in the drawings or position relationship, it is for only for ease of description the utility model and simplifies description, rather than instruction
Or imply that signified device or element must have specific orientation, with specific azimuth configuration and operation, therefore be not understood that
For to limitation of the present utility model.
, it is necessary to which explanation, unless otherwise clearly defined and limited, term " are pacified in description of the present utility model
Dress ", " connected ", " connection " should be interpreted broadly, for example, it may be fixedly connected or be detachably connected, or integratedly
Connection；Can be mechanical connection or electrical connection；Can be joined directly together, can also be indirectly connected by intermediary,
It can be the connection of two element internals.For the ordinary skill in the art, on being understood by concrete condition
State concrete meaning of the term in the utility model.
Describe the utility model in detail below with reference to the accompanying drawings and in conjunction with the embodiments.
As shown in figure 1, a kind of biomass boiler desulfurization removing nitric processing unit, including interconnected dedusting chamber 1 and spray
Chamber 2；
The inner vertical of dedusting chamber 1 has been provided with some activated carbons and has placed plate 3, and activated carbon places the top and bottom of plate 3
Opening, top are provided with activated carbon storage box 4, and activated carbon storage box 4 connects between the open top of plate 3 is placed with activated carbon,
Connectivity part is provided with baiting valve 5, and the bottom that activated carbon places plate 3 is provided with pull plate 6, and the bottom setting of dedusting chamber 1 is active
Charcoal outlet 7, the activated carbon outlet 7 connect with the charging aperture of screw rod conveyor 8；
Spray chamber 2 is internally provided with some shower valves 9, and shower valve 9 is provided with circulation by pipeline and the bottom of spray chamber 2
Pond 10 is connected, and circulating pump 11 is provided with pipeline, and the top of spray chamber 2 is provided with the blow vent connected with dedusting chamber 1, blow vent
Place is provided with pneumatic flashboard 12；
Processing unit also includes connecting electrostatic demisting chamber 13 with spray chamber 2 by pipeline, is provided with electrostatic demisting chamber 13
Electrostatic demister, the interior high voltage electrostatic device provided with some nozzles 14 and positioned at the lower section of nozzle 14 of electrostatic demister are high
Pressure electrostatic equipment includes some groups of collecting plates 15 and discharge electrode 16 being vertically arranged, and electrostatic demister lower end connects with chimney 20
Connect.Nozzle 14 is used to spray sodium hydroxide or ammoniacal liquor.To ensure electrostatic demister normal work, the bottom of electrostatic demisting chamber 13 is set
It is equipped with leakage fluid dram.
Dedusting chamber 1 is connected by exhaust branch pipe 18 with exhaust supervisor 17, and breather cheek valve 19 is provided with exhaust branch pipe 18,
One-way exhaust valve is also equipped with exhaust supervisor 17, the bottom of dedusting chamber 1 is connected by pipeline with exhaust supervisor 17, the pipeline
In be provided with air pump 21.
The material of pipeline, shower valve 9 and nozzle 14 is high pressure UPVC pipes.
The course of work of the present utility model is：Filtering waste gas enters dedusting by the exhaust branch pipe connected with exhaust supervisor
Chamber, place plate 3 through activated carbon in dedusting intracavitary and carry out filtering and partial desulfurization denitrogenation, enter spray after opening pneumatic flashboard afterwards
Chamber is drenched, desulfurization removing nitric processing is carried out by the liquid (sodium hydroxide or ammoniacal liquor) with circulation again in spray chamber, waste gas enters afterwards
Enter electrostatic demisting chamber 13, dust is gathered in by the fine particle in waste gas and acid mist are charged using ion caused by discharge electrode corona
Plate surface, then a certain amount of water is sprayed into collecting plate by nozzle, and form continuous liquid film, by the fine particle on collecting plate and
Acid mist aggregation is rinsed into drop from collecting plate, so as to reach the purpose of third time purification.
Preferred embodiment of the present utility model is the foregoing is only, it is all at this not to limit the utility model
Within the spirit and principle of utility model, any modification, equivalent substitution and improvements made etc., the utility model should be included in
Protection domain within.
Claims (5)
- A kind of 1. biomass boiler desulfurization removing nitric processing unit, it is characterised in that：Including interconnected dedusting chamber (1) and spray Chamber (2)；The inner vertical of the dedusting chamber (1) is provided with some activated carbons and places plate (3), and the activated carbon is placed at the top of plate (3) It is open with bottom, top is provided with activated carbon storage box (4), and the activated carbon storage box (4) places plate (3) with activated carbon Connected between open top, connectivity part is provided with baiting valve (5), and the bottom that the activated carbon places plate (3) is provided with pull plate (6), the bottom of the dedusting chamber (1) is provided with activated carbon outlet (7), the activated carbon outlet (7) and screw rod conveyor (8) Charging aperture connects；The spray chamber (2) is internally provided with some shower valves (9), and the shower valve (9) passes through pipeline and spray chamber (2) bottom Portion is provided with circulatory pool (10) connection, is provided with circulating pump (11) in the pipeline, be provided with the top of the spray chamber (2) with The blow vent of dedusting chamber (1) connection, is provided with pneumatic flashboard (12) at the blow vent；The processing unit also includes connecting electrostatic demisting chamber (13), the electrostatic demisting chamber with spray chamber (2) by pipeline (13) electrostatic demister is provided with, some nozzles (14) are provided with the electrostatic demister and under nozzle (14) The high voltage electrostatic device of side, the high voltage electrostatic device include some groups of collecting plates (15) and discharge electrode (16) being vertically arranged, The electrostatic demister lower end is connected with chimney (20).
- 2. biomass boiler desulfurization removing nitric processing unit according to claim 1, it is characterised in that：The dedusting chamber (1) Connected by exhaust branch pipe (18) with exhaust supervisor (17), breather cheek valve (19), institute are provided with the exhaust branch pipe (18) State and one-way exhaust valve is also equipped with exhaust supervisor (17), the bottom of the dedusting chamber (1) passes through pipeline and exhaust supervisor (17) Connect, air pump (21) is provided with the pipeline.
- 3. biomass boiler desulfurization removing nitric processing unit according to claim 1, it is characterised in that：The nozzle (14) is used In spray sodium hydroxide or ammoniacal liquor.
- 4. biomass boiler desulfurization removing nitric processing unit according to claim 1, it is characterised in that：The electrostatic demisting chamber (13) bottom is provided with leakage fluid dram.
- 5. biomass boiler desulfurization removing nitric processing unit according to claim 1, it is characterised in that：The pipeline, spray The material of valve (9) and nozzle (14) is high pressure UPVC pipes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720865826.3U CN207137605U (en) | 2017-07-17 | 2017-07-17 | A kind of biomass boiler desulfurization removing nitric processing unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720865826.3U CN207137605U (en) | 2017-07-17 | 2017-07-17 | A kind of biomass boiler desulfurization removing nitric processing unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207137605U true CN207137605U (en) | 2018-03-27 |
Family
ID=61675677
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720865826.3U Active CN207137605U (en) | 2017-07-17 | 2017-07-17 | A kind of biomass boiler desulfurization removing nitric processing unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207137605U (en) |
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2017
- 2017-07-17 CN CN201720865826.3U patent/CN207137605U/en active Active
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