CN108506947A - A kind of exhaust gas annealing device - Google Patents
A kind of exhaust gas annealing device Download PDFInfo
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- CN108506947A CN108506947A CN201810299088.XA CN201810299088A CN108506947A CN 108506947 A CN108506947 A CN 108506947A CN 201810299088 A CN201810299088 A CN 201810299088A CN 108506947 A CN108506947 A CN 108506947A
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
- F23G7/00—Incinerators or other apparatus for consuming industrial waste, e.g. chemicals
- F23G7/06—Incinerators or other apparatus for consuming industrial waste, e.g. chemicals of waste gases or noxious gases, e.g. exhaust gases
- F23G7/061—Incinerators or other apparatus for consuming industrial waste, e.g. chemicals of waste gases or noxious gases, e.g. exhaust gases with supplementary heating
- F23G7/065—Incinerators or other apparatus for consuming industrial waste, e.g. chemicals of waste gases or noxious gases, e.g. exhaust gases with supplementary heating using gaseous or liquid fuel
- F23G7/066—Incinerators or other apparatus for consuming industrial waste, e.g. chemicals of waste gases or noxious gases, e.g. exhaust gases with supplementary heating using gaseous or liquid fuel preheating the waste gas by the heat of the combustion, e.g. recuperation type incinerator
- F23G7/068—Incinerators or other apparatus for consuming industrial waste, e.g. chemicals of waste gases or noxious gases, e.g. exhaust gases with supplementary heating using gaseous or liquid fuel preheating the waste gas by the heat of the combustion, e.g. recuperation type incinerator using regenerative heat recovery means
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
- F23G5/00—Incineration of waste; Incinerator constructions; Details, accessories or control therefor
- F23G5/44—Details; Accessories
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23J—REMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COMBUSTION RESIDUES; FLUES
- F23J15/00—Arrangements of devices for treating smoke or fumes
- F23J15/02—Arrangements of devices for treating smoke or fumes of purifiers, e.g. for removing noxious material
- F23J15/022—Arrangements of devices for treating smoke or fumes of purifiers, e.g. for removing noxious material for removing solid particulate material from the gasflow
- F23J15/025—Arrangements of devices for treating smoke or fumes of purifiers, e.g. for removing noxious material for removing solid particulate material from the gasflow using filters
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23J—REMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COMBUSTION RESIDUES; FLUES
- F23J15/00—Arrangements of devices for treating smoke or fumes
- F23J15/02—Arrangements of devices for treating smoke or fumes of purifiers, e.g. for removing noxious material
- F23J15/04—Arrangements of devices for treating smoke or fumes of purifiers, e.g. for removing noxious material using washing fluids
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Treating Waste Gases (AREA)
Abstract
The invention discloses a kind of exhaust gas annealing devices, including RTO incinerators, condensation chamber, desulphurization denitration adsorption tower, gas wash tower and sedimentation basin；The RTO incinerators include burning furnace main body, and incinerator main body inner wall is equipped with insulating layer, burns and is equipped with thermal storage ceramic layer and combustion chamber in furnace main body；Spiral cold-finger is equipped in condensation chamber；Desulphurization denitration filler is filled in desulphurization denitration adsorption tower；Top is equipped with water distributing tray in gas wash tower, and nanofiltration plate and micro-filtration plate are equipped with successively from top to bottom at the lower section of water distributing tray in gas wash tower；It is spaced successively from top to bottom at the lower section of micro-filtration plate and is staggeredly equipped with first baffle, second baffle and third baffle；The upper end of sedimentation basin is equipped with the second outlet pipe, and the second outlet pipe is connected to water inlet pipe.Reasonable design of the present invention, easy to use, operational efficiency is high, and reliability is high, reaches better treatment effect by multiple functions combination in device, finally utilizes heat energy from waste gas, so that exhaust gas is purified, avoid polluting atmospheric environment.
Description
Technical field
The invention belongs to technical field of environment protection equipment, and in particular to a kind of exhaust gas annealing device.
Background technology
The economy in China has obtained development at full speed, but this economic development is at the cost of the environment behind
, as environmental pollution generates more and more social concerns, people handle pollution and also more about pay close attention to.Present many productions
Aspect is required for applying to boiler operation, and most of boilers are all to burn coal operation at present, and some can then make for environmental requirement
It uses house refuse as fuel, either coal or house refuse, a large amount of flue gas and its can be all generated when burning
Poisonous and hazardous gas, especially some chemical plant production exhaust gas can be also discharged, to make to give up while using boiler in he
The component of gas is increasingly complex, it more difficult to handle.Producer is usually to be not processed with regard to direct emission to the traditional method of exhaust gas, undoubtedly can
Serious pollution atmospheric environment, to influence population health.
Existing exhaust gas annealing device is complicated, and exhaust gas is mainly filled in solution by processing mode, then to liquid
It is mutually handled, there are various disadvantages for this processing method：1, the heat in exhaust gas cannot be utilized or be recycled, causes to accumulate in exhaust gas
The a large amount of heat contained is expelled directly out, and increases energy consumption, while energy utilization rate is low；2, gas liquid interfacial area is small, processing
Efficiency is low, and can waste solvent, and processing cost is caused to increase；3, to the processing of pollutant in liquid phase compared with pollutant in gas phase
It removes increasingly complex.Therefore, it is badly in need of developing a kind of novel exhaust gas annealing device, the drawbacks of to solve the prior art.
Invention content
The present invention provides a kind of exhaust gas annealing device, it is multiple to solve exhaust gas annealing device structure in the prior art
Miscellaneous, there are no setting thermal recovery units, cause the amount of heat contained in exhaust gas to be expelled directly out, disappear to increase the energy
The problem of consumption, reduction energy utilization rate, also solves using solvent absorption processing high-temp waste gas complex process, treatment effeciency
The problem of low, deficiency in economic performance.
The present invention provides a kind of exhaust gas annealing device, including RTO incinerators, condensation chamber, desulphurization denitration adsorption tower, remove
Chimney and sedimentation basin；The RTO incinerators include burning furnace main body, and the upper end for burning furnace main body is equipped with the first outlet
Pipe, bottom end are equipped with air inlet pipe, and the incinerator main body inner wall is equipped with insulating layer, and bottom end is equipped with gas distribution in the burning furnace main body
Disk, the inlet end of the air-spreading disk are connected to the air inlet pipe；In the burning furnace main body at the top of the air-spreading disk
It is equipped with thermal storage ceramic layer and combustion chamber successively from top to bottom, the top of the combustion chamber is equipped with burner；
The lower end of the condensation chamber is connect by first escape pipe with the RTO incinerators, the bottom of the condensation chamber
End is equipped with water inlet pipe, and top is equipped with the first outlet pipe；It is provided with using condensation chamber transverse central axis as axis in the condensation chamber interior walls
Spiral cold-finger, the water inlet end of the spiral cold-finger are connected to the water inlet pipe, and water outlet is connected to first outlet pipe,
The upper end of the condensation chamber is additionally provided with the second escape pipe, and second escape pipe is opposite with first escape pipe position；
The lower end of the desulphurization denitration adsorption tower is connected to by second escape pipe with the condensation chamber, and the desulfurization is de-
The top of nitre adsorption tower is equipped with third escape pipe, and desulphurization denitration adsorption stuffing is filled in the desulphurization denitration adsorption tower；
Wherein, the desulphurization denitration adsorption stuffing is grouped as by the group of following parts by weight：20 parts of active carbocoal, shell are poly-
5 parts of sugared modified alta-mud, 5 parts of magnesia, Fe2O35 parts, TiO23 parts, 0.5 part of phosphoric acid, 0.5 part of glass fibre；
The lower end of the gas wash tower is connect by the third escape pipe with the desulphurization denitration adsorption tower, the gas wash tower
Top be equipped with the 4th escape pipe, bottom end is equipped with scum pipe, and top is equipped with water distributing tray in the gas wash tower, the water distributing tray into
Water end (W.E.) is connect with first outlet pipe, and interval is set successively from top to bottom at the lower section of the water distributing tray in the gas wash tower
It is equipped with nanofiltration plate and micro-filtration plate；It is spaced at the lower section of the micro-filtration plate in the gas wash tower and is staggeredly set successively from top to bottom
There are first baffle, second baffle and third baffle, and the first baffle, the second baffle and the third baffle exist
" S " type fluid course is formed in gas wash tower；
The sedimentation basin is connected to by the scum pipe with the gas wash tower, and the upper end of the sedimentation basin is equipped with the second water outlet
Pipe, and second outlet pipe is connected to the water inlet pipe.
Preferably, the insulating layer is fire brick layer.
Preferably, the burner is connected with fuel reservoir far from described one end for burning furnace main body.
Preferably, the fuel reservoir is natural gas storage tank or diesel oil tank.
Preferably, the chitin modified preparation method for bentonite is as follows：
The aqueous acetic acid for being 5% with volume fraction dissolves the chitosan that deacetylation is 90%, and dissolving finishes to obtain shell
Glycan solution, by chitosan solution and sodium bentonite according to 1:10 mass ratio mixing, is tuned into homogeneous paste, obtains paste
Paste is placed in heat drying in the micro-wave oven that power is 700W, obtains dry products by object, by the finely ground mistake 20 afterwards of dry products
Mesh sieve is to get to the chitin modified bentonite.
Preferably, the bottom end of the gas wash tower is additionally provided with 3-4 supporting rod.
Preferably, the water distributing tray is equipped with multiple spray heads.
Compared with prior art, the beneficial effects of the present invention are：
1) present invention setting RTO incinerators first carry out burning processing to inflammable gas in high-temp waste gas, since high temperature is useless
Contain high heat in gas, when heating burning in RTO incinerators, only need to provide a small amount of combustion heat, you can will be in high-temp waste gas
Inflammable gas processing is complete, to reduce energy-output ratio, improves energy utilization rate.
2) high-temp waste gas that present invention setting condensation chamber comes out RTO incinerators is further processed, and is arranged in condensation chamber
Spiral cold-finger absorbs the heat in high-temp waste gas, and the temperature of high-temp waste gas is reduced, meanwhile, it is useless that spiral cold-finger absorbs high temperature
Heat in gas makes circulating water temperature in condenser pipe increase, and the recirculated water of high-temperature can make to give up for spraying exhaust gas in gas wash tower
Under solid particle, colloidal substance in gas efficiently drench, to improve gas wash tower efficiency of dust collection.
3) present invention setting desulphurization denitration adsorption tower comes out exhaust gas to condensation chamber and carries out desulphurization denitration processing, and desulphurization denitration is inhaled
The novel desulphurization denitration adsorption stuffing filled in attached tower there is absorption well to imitate the sulfur and nitrogen oxides in exhaust gas
Fruit.
4) present invention setting first baffle, second baffle and third baffle in gas wash tower goes out desulphurization denitration adsorption tower
The dust come in exhaust gas carries out multiple blocking, and the dust after blocking is drenched into dedusting tower bottom by water, is discharged with scum pipe；The present invention
Micro-filtration plate and nanofiltration plate are set also in gas wash tower, such as PM2.5 of fine particle in exhaust gas is retained.It is avoided to be discharged into greatly
Gas pollutes atmospheric environment.
5) present invention setting sedimentation basin precipitates the dust-laden waste water that scum pipe is discharged, the supernatant recycling after precipitation
Into spiral cold-finger, saves and used water, had certain economic benefit.
6) reasonable design of the present invention, easy to use, operational efficiency is high, and reliability is high, is combined by multiple functions in device
Reach better treatment effect, finally exhaust gas is made to be purified, avoids polluting atmospheric environment.
Description of the drawings
Fig. 1 is the structural schematic diagram of exhaust gas annealing device of the present invention.
Reference sign：
The first escape pipes of 1-, 2- air inlet pipe, 3- insulating layers, 4- air-spreading disks, 5- thermal storage ceramic layers, the combustion chambers 6-, 7- burnings
Device, 8- water inlet pipes, the first outlet pipes of 9-, 10- spiral cold-fingers, the second escape pipes of 11-, 12- third escape pipes, 13- desulfurization are de-
Nitre adsorption stuffing, the 4th escape pipes of 14-, 15- scum pipes, 16- water distributing trays, 17- nanofiltration plates, 18- micro-filtration plates, 19- first gear
Plate, 20- second baffles, 21- third baffles, the second outlet pipes of 22-.
Specific implementation mode
In order to enable those skilled in the art to more fully understand, technical scheme of the present invention is practiced, with reference to specific
The invention will be further described for embodiment and attached drawing, but illustrated embodiment is not as a limitation of the invention.
Experimental facilities and experimental method described in following each embodiments are unless otherwise specified conventional equipment and routine
Method；The material unless otherwise specified, can be commercially available on the market.
A kind of exhaust gas annealing device, it is specific as shown in Figure 1, including RTO incinerators, condensation chamber, desulphurization denitration adsorption tower,
Gas wash tower and sedimentation basin；RTO incinerators include burning furnace main body, and the upper end for burning furnace main body is equipped with the first escape pipe 1, bottom end
Equipped with air inlet pipe 2, incinerator main body inner wall is equipped with insulating layer 3, and insulating layer 3 is fire brick layer, burns bottom end in furnace main body and is equipped with
The inlet end of air-spreading disk 4, air-spreading disk 4 is connected to air inlet pipe 2；It burns in furnace main body and is located at the top of air-spreading disk 4 from top to bottom
It is equipped with thermal storage ceramic layer 5 and combustion chamber 6 successively, the top of combustion chamber 6 is equipped with burner 7, and burner 7 is far from burning furnace main body
One end is connected with fuel reservoir, and fuel reservoir is natural gas storage tank or diesel oil tank.
The present invention is arranged RTO incinerators and handles high-temp waste gas first, since chemical plant boiler waste gas and production are useless
Gas mixes, and a large amount of thermal energy is carried in exhaust gas, also carries inflammable gas (organic solvent) and the not coal etc. of after-flame,
Therefore, it is passed into RTO incinerators, need to only provide a small amount of fuel combustion heat, you can the inflammable constituent in exhaust gas is burnt
At carbon dioxide and water, to make high-temperature gas obtain a degree of purification.
It burns bottom end in furnace main body and is equipped with air-spreading disk 4, the inlet end of air-spreading disk 4 is connected to air inlet pipe 2, and air-spreading disk 4 can be with
High-temp waste gas is uniformly passed through to combustion chamber 6, to make it fully burn；Incinerator main body inner wall is equipped with fire brick layer insulating layer
3, it can be thermally shielded to burning furnace main body, avoid furnace heat from being dispersed into air, to influence efficiency of combustion；Thermal storage ceramic
Layer 5, which can be accumulated, to be burned furnace main body self-energy and is supplied to high-temp waste gas and combustion chamber 6, to reduce fuel consumption.
The lower end of condensation chamber is connect by the first escape pipe 1 with RTO incinerators, and the bottom end of condensation chamber is equipped with water inlet pipe 8, top
End is equipped with the first outlet pipe 9；Axis is provided with spiral cold-finger 10 of condensation chamber transverse central axis in condensation chamber interior walls, spiral is cold
The water inlet end of solidifying pipe 10 is connected to water inlet pipe 8, and water outlet is connected to the first outlet pipe 9, and the upper end of condensation chamber is additionally provided with second and goes out
Tracheae 11, and the second escape pipe 11 is opposite with 1 position of the first escape pipe.
Exhaust gas is discharged after the burning of RTO incinerators, still contains a large amount of combustion heat energy, after being passed into condensation chamber,
In condensation chamber inside spin condenser pipe 10 under the action of recirculated cooling water, the heat in exhaust gas is transferred in cooling water, exhaust gas temperature
It is reduced.
The lower end of desulphurization denitration adsorption tower is connected to by the second escape pipe 11 with condensation chamber, the top of desulphurization denitration adsorption tower
Equipped with third escape pipe 12, desulphurization denitration adsorption stuffing 13 is filled in desulphurization denitration adsorption tower.Temperature reduce after exhaust gas into
Enter desulphurization denitration adsorption tower, since the temperature of exhaust gas is reduced, desulfurization that will not be to being filled in desulphurization denitration adsorption tower
Denitration adsorption stuffing 13 impacts, and desulphurization denitration adsorption stuffing 13 is grouped as by the group of following parts by weight：Active carbocoal 20
Part, 5 parts of chitin modified bentonite, 5 parts of magnesia, Fe2O35 parts, TiO23 parts, 0.5 part of phosphoric acid, 0.5 part of glass fibre, should
Adsorbent has adsorptive selectivity, to the SO in exhaust gas2And NOxLarge amount of adsorption, adsorption capacity are strong, after adsorbent absorption, give up
SO in gas2And NOxIt is substantially achieved removal.
The lower end of gas wash tower is connect by third escape pipe 12 with desulphurization denitration adsorption tower, and the top of gas wash tower is equipped with the 4th
Escape pipe 14, bottom end are equipped with scum pipe 15, and top is equipped with water distributing tray 16 in gas wash tower, and water distributing tray 16 is equipped with multiple spray heads,
The water inlet end of water distributing tray 16 is connect with the first outlet pipe 9, in gas wash tower at the lower section of water distributing tray 16 from top to bottom successively between
Every being provided with nanofiltration plate 17 and micro-filtration plate 18；It is spaced and interlocks successively from top to bottom at the lower section of micro-filtration plate 18 in gas wash tower
Equipped with first baffle 19, second baffle 20 and third baffle 21, and first baffle 19, second baffle 20 and third baffle 21
" S " type fluid course is formed in gas wash tower.
Exhaust gas after desulphurization denitration enters gas wash tower from the lower end of gas wash tower, and first baffle 19, are provided in gas wash tower
Two baffles 20 and third baffle 21, first baffle 19 overlap with second baffle 20, second baffle 20 and third baffle
21 overlap, and first baffle 19, second baffle 20 and third baffle 21 form " S " type fluid course in gas wash tower,
It collides with first baffle 19 with dust into the particulate matter in the exhaust gas of gas wash tower, falls to change direction first, and it is remaining
Dust-laden exhaust gas then bypass first baffle 19, the gap between first baffle 19 and dedusting inner wall of tower continues to rise, and is encountering the
When two baffles 20, dust contained in gas falls with the collision of second baffle 20, and remaining dusty gas bypasses second baffle
20, the gap between second baffle 20 and dedusting inner wall of tower continues to rise, and is finally collided with third baffle 21, to the side of change
To landing.This setup is equivalent to the path for having blocked exhaust gas to rise completely in the horizontal direction, and gas can only bypass the
One baffle 19, second baffle 20 and third baffle 21 could continue to rise, therefore, first baffle 19, second baffle 20 and
Third baffle 21 can efficiently, comprehensively the dust in exhaust gas is stopped.
Meanwhile water distributing tray 16, the water inlet end of water distributing tray 16 and the first outlet pipe 9 is arranged in present invention top also in gas wash tower
The water inlet end of connection, i.e. water distributing tray 16 is connected with the water outlet of 10 high temperature of spiral cold-finger, high-temperature water outlet top out of gas wash tower
Under leaching, and the exhaust gas relative flow that is raised above, to by exhaust gas particulate matter, dust, under colloidal substance leaching, meanwhile, by
Have certain temperature in the water outlet of spiral cold-finger 10, can also will enter dedusting after the particle dissolving that water can be dissolved in exhaust gas
Bottom of tower water phase, further increases efficiency of dust collection.
It should be noted that shower water is discharged using 10 high temperature of spiral cold-finger in gas wash tower, gas wash tower can
Indirect utilization waste gas heat, meanwhile, also spiral cold-finger 10 is discharged and is recycled, and so that water temperature is dropped in use
It is low, it is back to condensation chamber again after convenient, it is both economically and environmentally beneficial.
Water distributing tray 16 is equipped with multiple spray heads, and the water outlet of water distributing tray 16 can be made uniformly to be sprayed in gas wash tower, from
And increase the contact area with exhaust gas, improve efficiency of dust collection.
It is sequentially arranged at intervals with nanofiltration plate 17 and micro-filtration plate 18 from top to bottom at the lower section of water distributing tray 16 in gas wash tower；
Due to first baffle 19, second baffle 20 and third baffle 21 be mainly in exhaust gas particulate matter and dust retain,
For the smaller solid matter of some grain sizes, the rejection effect of such as colloidal substance, PM2.5 is then not satisfactory, and PM2.5 is
The main component of haze, it is therefore necessary to it be handled, it is avoided to be discharged into atmospheric effect air quality.What the present invention was arranged
Filter opening aperture is micron-sized on micro-filtration plate 18, can be retained to colloidal substance and PM2.5, the present invention also further setting
Nanofiltration plate 17, further retains the particle in exhaust gas.
The bottom end of gas wash tower is additionally provided with 3-4 supporting rod and is supported to gas wash tower, makes its firm operation.
Sedimentation basin is connected to by scum pipe 15 with gas wash tower, and the upper end of sedimentation basin is equipped with the second outlet pipe 22, and second goes out
Water pipe 22 is connected to water inlet pipe 8.
The water containing dust that scum pipe 15 is discharged enters sedimentation basin, and after sedimentation basin stands clarification, water temperature is reduced to room
Temperature, supernatant is promoted with elevator pump and is used into water inlet pipe 8 for spiral cold-finger 10 in sedimentation basin, to realize in whole system
Water recycles.
By above-mentioned steps, treated that exhaust gas is purified well, and indices reach air in the purification gas
Pollutant emission standard.
It should be noted that the chitin modified preparation method for bentonite is as follows：
The aqueous acetic acid for being 5% with volume fraction dissolves the chitosan that deacetylation is 90%, and dissolving finishes to obtain shell
Glycan solution, by chitosan solution and sodium bentonite according to 1:10 mass ratio mixing, is tuned into homogeneous paste, obtains paste
Paste is placed in heat drying in the micro-wave oven that power is 700W, obtains dry products by object, by the finely ground mistake 20 afterwards of dry products
Mesh sieve is to get to the chitin modified bentonite.
Although preferred embodiments of the present invention have been described, it is created once a person skilled in the art knows basic
Property concept, then additional changes and modifications may be made to these embodiments.So it includes excellent that the following claims are intended to be interpreted as
It selects embodiment and falls into all change and modification of the scope of the invention.
Obviously, various changes and modifications can be made to the invention without departing from essence of the invention by those skilled in the art
God and range.In this way, if these modifications and changes of the present invention belongs to the range of the claims in the present invention and its equivalent technologies
Within be also intended to include these modifications and variations.
Claims (7)
1. a kind of exhaust gas annealing device, which is characterized in that including RTO incinerators, condensation chamber, desulphurization denitration adsorption tower, dedusting
Tower and sedimentation basin；The RTO incinerators include burning furnace main body, and the upper end for burning furnace main body is equipped with the first escape pipe
(1), bottom end is equipped with air inlet pipe (2), and the incinerator main body inner wall is equipped with insulating layer (3), and bottom end is set in the burning furnace main body
There are air-spreading disk (4), the inlet end of the air-spreading disk (4) to be connected to the air inlet pipe (2)；It is located in the burning furnace main body described
It is equipped with thermal storage ceramic layer (5) and combustion chamber (6), the top of the combustion chamber (6) at the top of air-spreading disk (4) successively from top to bottom
Equipped with burner (7)；
The lower end of the condensation chamber is connect by first escape pipe (1) with the RTO incinerators, the bottom end of the condensation chamber
Equipped with water inlet pipe (8), top is equipped with the first outlet pipe (9)；It is set using condensation chamber transverse central axis as axis in the condensation chamber interior walls
Be equipped with spiral cold-finger (10), the water inlet end of the spiral cold-finger (10) is connected to the water inlet pipe (8), water outlet with it is described
First outlet pipe (9) is connected to, and the upper end of the condensation chamber is additionally provided with the second escape pipe (11), and second escape pipe (11) with
First escape pipe (1) position is opposite；
The lower end of the desulphurization denitration adsorption tower is connected to by second escape pipe (11) with the condensation chamber, and the desulfurization is de-
The top of nitre adsorption tower is equipped with third escape pipe (12), and desulphurization denitration adsorption stuffing is filled in the desulphurization denitration adsorption tower
(13)；
Wherein, the desulphurization denitration adsorption stuffing (13) is grouped as by the group of following parts by weight：20 parts of active carbocoal, chitosan
5 parts of modified alta-mud, 5 parts of magnesia, Fe2O35 parts, TiO23 parts, 0.5 part of phosphoric acid, 0.5 part of glass fibre；
The lower end of the gas wash tower is connect by the third escape pipe (12) with the desulphurization denitration adsorption tower, the gas wash tower
Top be equipped with the 4th escape pipe (14), bottom end is equipped with scum pipe (15), and top is equipped with water distributing tray (16), institute in the gas wash tower
The water inlet end for stating water distributing tray (16) is connect with first outlet pipe (9), positioned at the water distributing tray (16) in the gas wash tower
Nanofiltration plate (17) and micro-filtration plate (18) are sequentially arranged at intervals at lower section from top to bottom；It is located at the micro-filtration plate in the gas wash tower
(18) it is spaced successively from top to bottom at lower section and is staggeredly equipped with first baffle (19), second baffle (20) and third baffle
(21), and the first baffle (19), the second baffle (20) and the third baffle (21) form " S " in gas wash tower
Type fluid course；
The sedimentation basin is connected to by the scum pipe (15) with the gas wash tower, and the upper end of the sedimentation basin is equipped with the second water outlet
It manages (22), and second outlet pipe (22) is connected to the water inlet pipe (8).
2. exhaust gas annealing device according to claim 1, which is characterized in that the insulating layer (3) is fire brick layer.
3. exhaust gas annealing device according to claim 1, which is characterized in that the burner (7) is far from the burning
One end of furnace main body is connected with fuel reservoir.
4. exhaust gas annealing device according to claim 3, which is characterized in that the fuel reservoir be natural gas storage tank or
Diesel oil tank.
5. exhaust gas annealing device according to claim 1, which is characterized in that the chitin modified bentonitic preparation
Method is as follows：
The aqueous acetic acid for being 5% with volume fraction dissolves the chitosan that deacetylation is 90%, and dissolving finishes to obtain chitosan
Solution, by chitosan solution and sodium bentonite according to 1:10 mass ratio mixing, is tuned into homogeneous paste, obtains paste, will
Paste is placed in heat drying in the micro-wave oven that power is 700W, obtains dry products, and finely ground rear 20 mesh of crossing of dry products are sieved,
Obtain the chitin modified bentonite.
6. exhaust gas annealing device according to claim 1, which is characterized in that the bottom end of the gas wash tower is additionally provided with 3-4
A supporting rod.
7. exhaust gas annealing device according to claim 1, which is characterized in that the water distributing tray (16) is equipped with multiple sprays
Drench head.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810299088.XA CN108506947A (en) | 2018-04-04 | 2018-04-04 | A kind of exhaust gas annealing device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810299088.XA CN108506947A (en) | 2018-04-04 | 2018-04-04 | A kind of exhaust gas annealing device |
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| CN108506947A true CN108506947A (en) | 2018-09-07 |
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| CN110053890A (en) * | 2019-05-23 | 2019-07-26 | 张掖市德光农业科技开发有限责任公司 | A kind of steel silo fresh-keeping for seed |
| CN110440275A (en) * | 2019-07-10 | 2019-11-12 | 南京博约环境科技有限公司 | A kind of high-concentration organic waste gas accumulation of heat incinerator |
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| CN113028406B (en) * | 2021-03-09 | 2023-08-15 | 信丰县包钢新利稀土有限责任公司 | Device and method for efficiently and environmentally-friendly separating oily substances from NdFeB waste |
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