CN106439879A - Industrial boiler denitration system - Google Patents
Industrial boiler denitration system Download PDFInfo
- Publication number
- CN106439879A CN106439879A CN201610537540.2A CN201610537540A CN106439879A CN 106439879 A CN106439879 A CN 106439879A CN 201610537540 A CN201610537540 A CN 201610537540A CN 106439879 A CN106439879 A CN 106439879A
- Authority
- CN
- China
- Prior art keywords
- industrial boiler
- denitrating system
- denitration
- absorbing tower
- desulfuration absorbing
- 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.)
- Granted
Links
- 239000002912 waste gas Substances 0.000 claims abstract description 43
- 239000007789 gas Substances 0.000 claims abstract description 32
- 239000007788 liquid Substances 0.000 claims abstract description 29
- 239000007921 spray Substances 0.000 claims abstract description 29
- 238000010521 absorption reaction Methods 0.000 claims abstract description 21
- 239000006185 dispersion Substances 0.000 claims abstract description 12
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 10
- 238000006477 desulfuration reaction Methods 0.000 claims description 46
- 238000005507 spraying Methods 0.000 claims description 39
- 239000012530 fluid Substances 0.000 claims description 16
- 239000000779 smoke Substances 0.000 claims description 16
- 238000004891 communication Methods 0.000 claims description 15
- 239000003795 chemical substances by application Substances 0.000 claims description 11
- 230000001276 controlling effect Effects 0.000 claims description 4
- 239000003814 drug Substances 0.000 claims description 4
- MWUXSHHQAYIFBG-UHFFFAOYSA-N nitric oxide Chemical compound O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 abstract description 25
- 229910052813 nitrogen oxide Inorganic materials 0.000 abstract description 12
- 150000003568 thioethers Chemical class 0.000 abstract description 10
- 230000000694 effects Effects 0.000 abstract description 8
- 239000003344 environmental pollutant Substances 0.000 abstract description 7
- 231100000719 pollutant Toxicity 0.000 abstract description 7
- UGFAIRIUMAVXCW-UHFFFAOYSA-N carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 abstract 2
- 239000003546 flue gas Substances 0.000 abstract 2
- 239000000428 dust Substances 0.000 description 9
- 238000000034 method Methods 0.000 description 8
- 230000003009 desulfurizing Effects 0.000 description 5
- 239000000919 ceramic Substances 0.000 description 4
- 239000000284 extract Substances 0.000 description 4
- 238000001816 cooling Methods 0.000 description 3
- 229920002456 HOTAIR Polymers 0.000 description 2
- QGZKDVFQNNGYKY-UHFFFAOYSA-N ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- 239000003245 coal Substances 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000003337 fertilizer Substances 0.000 description 2
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- IJGRMHOSHXDMSA-UHFFFAOYSA-N nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- NINIDFKCEFEMDL-UHFFFAOYSA-N sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 2
- 229910052717 sulfur Inorganic materials 0.000 description 2
- 239000011593 sulfur Substances 0.000 description 2
- 238000005987 sulfurization reaction Methods 0.000 description 2
- RAHZWNYVWXNFOC-UHFFFAOYSA-N sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 description 2
- -1 thing Substances 0.000 description 2
- 235000019504 cigarettes Nutrition 0.000 description 1
- 239000000567 combustion gas Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 239000003500 flue dust Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 101710031899 moon Proteins 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 230000001105 regulatory Effects 0.000 description 1
- 238000004450 types of analysis Methods 0.000 description 1
- 239000002918 waste heat Substances 0.000 description 1
Classifications
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D47/00—Separating dispersed particles from gases, air or vapours by liquid as separating agent
- B01D47/06—Spray cleaning
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/14—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by absorption
- B01D53/1456—Removing acid components
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/14—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by absorption
- B01D53/18—Absorbing units; Liquid distributors therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/46—Removing components of defined structure
- B01D53/54—Nitrogen compounds
- B01D53/56—Nitrogen oxides
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
- B01D53/77—Liquid phase processes
- B01D53/78—Liquid phase processes with gas-liquid contact
-
- 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
-
- 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
-
- 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
- F23J15/06—Arrangements of devices for treating smoke or fumes of coolers
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23J—REMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COMBUSTION RESIDUES; FLUES
- F23J2215/00—Preventing emissions
- F23J2215/10—Nitrogen; Compounds thereof
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23J—REMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COMBUSTION RESIDUES; FLUES
- F23J2215/00—Preventing emissions
- F23J2215/20—Sulfur; Compounds thereof
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23J—REMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COMBUSTION RESIDUES; FLUES
- F23J2217/00—Intercepting solids
- F23J2217/50—Intercepting solids by cleaning fluids (washers or scrubbers)
Abstract
The invention discloses an industrial boiler denitration system; a denitration mechanism, a flue gas absorption pipeline, a desulphurization absorbing tower, an underground spray dedusting flue and a gas analyzer are arranged so as to remove pollutants like sulfide, nitrogen oxide and dusts from waste gas discharged by industrial boilers; the processed waste gas quality can be monitored in real time, and intelligent adjustment can be carried out according to monitoring data of the gas analyzer, thus providing best waste gas processing effect; the industrial boiler denitration system comprises the denitration mechanism, the flue gas absorption pipeline, the desulphurization absorbing tower, the underground spray dedusting flue and the gas analyzer; the denitration mechanism comprises a liquid storage tank, a water pump, a convey pipeline and a control module, wherein the liquid outlet of the convey pipeline is arranged on to-be-denitrated equipment; the liquid storage tank, the water pump, and the convey pipeline are connected in sequence; the desulphurization absorbing tower comprises a nozzle, two dispersion impellers, a convey pump and a liquid storage pool arranged in the tower from top to bottom, wherein the nozzle, the convey pump and the liquid storage pool are connected in sequence.
Description
Technical field
The present invention relates to mechanical field, more particularly, to a kind of Industrial Boiler denitrating system.
Background technology
Industrial Boiler product divides two kinds, and one is steam, for generating electricity, or supply, such as chemical fertilizer factory can be vaporized with steam,
With coal as raw material, synthesize chemical fertilizer, here it is typical Industrial Boiler, Industrial Boiler is still in the great majority with fire coal, the one of combustion gas
As be that waste heat boiler is used for reclaiming used heat.
Within the following quite a long time, coal-burned industrial boiler will be the leading products of China, and with middle great Rong
Amount (separate unit evaporation capacity >=10t/h) is in the majority.But coal-burning boiler can produce serious environmental pollution, such as coal-burning boiler ejects
Just containing substantial amounts of sulfur dioxide, flue dust and nitrogen oxides in waste gas, if these contain the waste gas of a large amount of dusty gass directly
If being discharged into atmosphere, air ambient can be caused with serious pollution, but also the life of factory's nearby residents can be affected.Existing
Have in technology, typically processed by the way of direct discharge, also have the nitrogen oxidation that part is made a return journey in removing exhaust gas using ammonia
Thing, but because ammonia is unstable, nor the sulfide in removing exhaust gas can be removed, therefore still contain in the waste gas of coal-burned industrial boiler
There are substantial amounts of pollutant.
Therefore, processing equipment or the method for existing Industrial Boiler waste gas for above-mentioned situation, how are improved, such that it is able to solve
Certainly above-mentioned problem, becomes those skilled in the art's important technological problems urgently to be resolved hurrily.
Content of the invention
The invention discloses a kind of Industrial Boiler denitrating system, absorbed by denitration mechanism, smoke absorption pipeline, desulfurization
The setting of tower, underground type spraying and dedusting flue and gas analyser, can not only remove Industrial Boiler and discharge the sulfuration in waste gas
The pollutant such as thing, nitrogen oxides and dust, and the exhaust mass after being processed with real-time monitoring, and according to gas analyser
Monitoring Data carries out adjustment, can reach optimal exhaust-gas treatment effect.
The present invention provide Industrial Boiler denitrating system, including denitration mechanism, smoke absorption pipeline, desulfuration absorbing tower,
Following formula spraying and dedusting flue and gas analyser；
Described denitration mechanism includes fluid reservoir, suction pump, conveyance conduit and control module, the going out of wherein said conveyance conduit
Liquid mouth is arranged on to be treated on denitration device, and described fluid reservoir, described suction pump and described conveyance conduit are sequentially connected；
One end of described smoke absorption pipeline is treated on denitration device described in being arranged on, the other end and described desulfuration absorbing tower
Entrance connects, for treating described the smoke absorption of denitration device generation and being delivered to described desulfuration absorbing tower；
Described desulfuration absorbing tower includes from top to bottom being arranged on jet head and two dispersion impellers, delivery pump and the liquid storage of inside
Pond, described jet head, described delivery pump and described liquid storage tank are sequentially connected, and two described dispersion impellers are used for liquid dispersion；
Described underground type spraying and dedusting flue is arranged on underground, and is connected with the outlet of described desulfuration absorbing tower, including taking out
Blower fan, some shower nozzles and dust-removing flue, described air exhauster is arranged on described desulfuration absorbing tower and described underground type spraying and dedusting cigarette
On the link position in road, described shower nozzle is arranged on inside described dust-removing flue；
Described gas analyser is arranged in the outlet of described underground type spraying and dedusting flue, and with described denitration mechanism and
Described desulfuration absorbing tower, for detecting to treated waste gas.
Preferably,
It is provided with the liquid level sensor being connected with described control module in described fluid reservoir.
Preferably,
It is provided with the effusion meter being connected with described control module and/or electricity on described suction pump and/or described conveyance conduit
Sub- valve.
Preferably,
It is provided with the medicament mixing module being connected with described control module, for controlling mixing denitrfying agent in described fluid reservoir
Concentration.
Preferably,
Described Industrial Boiler denitrating system also includes and described denitration mechanism, described desulfuration absorbing tower and described gas analyses
The remote control module that instrument connects.
Preferably,
Described remote control module includes one of Network Interface Module, WIFI module or wireless communication module or many
Kind.
Preferably,
Described wireless communication module includes one or more of gsm communication module, 3G communication module or 4G communication module.
Preferably,
Described treat that denitration device is coal-burned industrial boiler.
Preferably,
Described treat denitration device be kiln, chain grate furnace and spray tower.
Preferably,
Described Industrial Boiler denitrating system includes Liang Tao denitration mechanism, air-introduced machine, spraying and dedusting room and circulating water pool；
Two sets of described denitration mechanisms are separately positioned on described kiln and described chain grate furnace；
Described spray tower is connected with described chain grate furnace, and the suction opeing of described air-introduced machine is arranged on the bottom of described spray tower；
Described air-introduced machine, described spraying and dedusting room and described desulfuration absorbing tower are sequentially connected；
Described spraying and dedusting room is connected with described circulating water pool.
The Industrial Boiler denitrating system that the present invention provides first passes through denitration mechanism and sprays denitrfying agent to treating denitration device
Mode is made a return journey the nitrogen oxides in removing exhaust gas, then the waste gas processing through denitration mechanism is passed through smoke absorption pipeline extremely
Sulfide in waste gas is processed by desulfuration absorbing tower by desulfuration absorbing tower, and then underground type spraying and dedusting flue extracts and takes off
The waste gas being disposed in sulfur absorption tower, and spray process is carried out to waste gas, remove by the gas cooling in waste gas and by dust,
Last gas analyser is monitored to waste gas after treatment.Absorbed by denitration mechanism, smoke absorption pipeline, desulfurization
The setting of tower, underground type spraying and dedusting flue and gas analyser, the Industrial Boiler denitrating system of the present invention can not only remove
The pollutant such as the sulfide in Industrial Boiler discharge waste gas, nitrogen oxides and dust, and useless after being processed with real-time monitoring
Makings amount, and adjustment is carried out according to the Monitoring Data of gas analyser, optimal exhaust-gas treatment effect can be reached.
Brief description
For the technical scheme being illustrated more clearly that in the embodiment of the present invention, will make to required in embodiment description below
Accompanying drawing be briefly described it should be apparent that, drawings in the following description are only some embodiments of the present invention, for
For those of ordinary skill in the art, on the premise of not paying creative work, other can also be obtained according to these accompanying drawings
Accompanying drawing.
Fig. 1 is the structural representation of Industrial Boiler denitrating system embodiment of the present invention；
Fig. 2 is the structural representation of Industrial Boiler denitrating system embodiment denitration mechanism 1 of the present invention；
Fig. 3 is the structural representation of Industrial Boiler denitrating system embodiment desulfuration absorbing tower 3 of the present invention；
Fig. 4 comprises the structural representation of remote control module 6 for Industrial Boiler denitrating system embodiment of the present invention；
Fig. 5 comprises the knot of kiln 002, chain grate furnace 003 and spray tower 004 for Industrial Boiler denitrating system embodiment of the present invention
Structure schematic diagram；
Wherein treat that denitration device is A.
Specific embodiment
The invention discloses a kind of Industrial Boiler denitrating system, absorbed by denitration mechanism, smoke absorption pipeline, desulfurization
The setting of tower, underground type spraying and dedusting flue and gas analyser, can not only remove Industrial Boiler and discharge the sulfuration in waste gas
The pollutant such as thing, nitrogen oxides and dust, and the exhaust mass after being processed with real-time monitoring, and according to gas analyser
Monitoring Data carries out adjustment, can reach optimal exhaust-gas treatment effect.
With reference to the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear and detailed
Description it is clear that described embodiment is only a part of embodiment of the present invention, rather than whole embodiments.Based on this
Embodiment in invention, all other reality that those of ordinary skill in the art are obtained under the premise of not making creative work
Apply example, broadly fall into the scope of protection of the invention.Refer to Fig. 1 to Fig. 5, be the Industrial Boiler denitrating system of the present invention, including de-
Nitre mechanism 1, smoke absorption pipeline 2, desulfuration absorbing tower 3, underground type spraying and dedusting flue 4 and gas analyser 5；
Described denitration mechanism 1 includes fluid reservoir 11, suction pump 12, conveyance conduit 13 and control module 14, wherein said defeated
The liquid outlet sending pipeline 13 is arranged on and treats on denitration device, described fluid reservoir 11, described suction pump 12 and described conveyance conduit 13
It is sequentially connected；
One end of described smoke absorption pipeline 2 is treated on denitration device described in being arranged on, the other end and described desulfuration absorbing tower 3
Entrance connect, for by described treat denitration device produce smoke absorption and be delivered to described desulfuration absorbing tower 3；
Described desulfuration absorbing tower 3 includes from top to bottom being arranged on internal jet head 31 and two dispersion impellers 32, delivery pumps
33 and liquid storage tank 34, described jet head 31, described delivery pump 33 and described liquid storage tank 34 are sequentially connected, two described dispersion impellers 32
For by liquid dispersion；
Described underground type spraying and dedusting flue 4 is arranged on underground, and is connected with the outlet of described desulfuration absorbing tower 3, including
Air exhauster 41, some shower nozzles 42 and dust-removing flue 43, described air exhauster 41 is arranged on described desulfuration absorbing tower 3 and described underground type
On the link position of spraying and dedusting flue 43, described shower nozzle 42 is arranged on inside described dust-removing flue 43；
Described gas analyser 5 is arranged in the outlet of described underground type spraying and dedusting flue 4, and with described denitration mechanism
1 and described desulfuration absorbing tower 3, for detecting to treated waste gas.
The Industrial Boiler denitrating system of the present invention, during work, first pass through denitration mechanism 1 to treat denitration device injection denitration
The mode of agent is made a return journey the nitrogen oxides in removing exhaust gas, and specifically, suction pump 12 extracts denitrfying agent, control module 14 from fluid reservoir 11
Control conveyance conduit 13 to treating denitration device injection denitrfying agent, above-mentioned control module 14 controls conveyance conduit 13 to include controlling conveying
The uninterrupted that pipeline 13 sprays；Then the waste gas processing through denitration mechanism 1 is delivered to desulfurization by smoke absorption pipeline 2
Sulfide in waste gas is processed by absorption tower 3 by desulfuration absorbing tower 3, and specifically, delivery pump 33 is from liquid storage tank 34 extract
Body, above-mentioned liquid is specifically as follows doctor solution, then passes through jet head 31 and sprays liquid from desulfuration absorbing tower 3 top, and
By two dispersion impellers 32 setting up and down, liquid dispersion is mist-like, so as to efficiently carrying out to the sulfide in waste gas
Process；Then underground type spraying and dedusting flue 4 extracts the waste gas being disposed in desulfuration absorbing tower, and waste gas is carried out at spray
Reason, removes by the gas cooling in waste gas and by dust, specifically, the waste gas that air exhauster 41 will be processed through desulfuration absorbing tower 3
Pump to underground type spraying and dedusting flue 4, then spray is carried out to waste gas by the shower nozzle 42 being arranged on dust-removing flue 43 inner side
Reason；Last gas analyser is monitored to waste gas after treatment.
It should be noted that after gas analyser is monitored to waste gas after treatment, Monitoring Data can be carried out
Analysis, then adjusts denitration mechanism 1, desulfuration absorbing tower 3 and underground type spraying and dedusting flue 4, for example, gas according to analysis result
Body analyser monitors that the amount of nitrogen oxides in waste gas is exceeded, then denitration mechanism 1 can be adjusted, specifically can heighten
The flow of conveyance conduit 13, or heighten the concentration of denitrfying agent in fluid reservoir 11；Gas analyser monitors the sulfide in waste gas
Content is far below acceptability limit, then desulfuration absorbing tower 3 can be adjusted, specifically can reduce the spray volume of jet head 31,
Or reduce liquid storage tank 34 in doctor solution concentration, with cost-effective.That is, the Industrial Boiler denitrating system of the present invention is closed loop control
The system of system, system Nei Ge mechanism can carry out intelligent automatic regulated, to reach optimum efficiency, does not limit herein.
Preferably,
It is provided with the liquid level sensor 15 being connected with described control module 14 in described fluid reservoir 11.
In the Industrial Boiler denitrating system of the present invention, fluid reservoir 11 can also include liquid level sensor 15, liquid level sensor
15 can be with the liquid level of denitrfying agent in monitor in real time fluid reservoir 11, so that user can deal with or the production schedule in time.
Preferably,
The effusion meter 16 being connected with described control module is provided with described suction pump 12 and/or described conveyance conduit 13
And/or electronic valve 17.
It should be noted that in the Industrial Boiler denitrating system of the present invention, suction pump 12 and/or conveyance conduit 13 are arranged
The effusion meter 16 being connected with control module and/or electronic valve 17, effusion meter 16 and/or electronic valve 17 is had to arrange, Neng Goujing
Really control the liquid outlet quantity in each position for the denitration mechanism 1, and reality can be carried out to the state of suction pump 12 and conveyance conduit 13
When monitoring, especially when denitration mechanism 1 breaks down, can quickly know the position of trouble point, when can save maintenance maintenance
Between.
Preferably,
It is provided with the medicament mixing module 18 being connected with described control module 14, for controlling mixing in described fluid reservoir 11
The concentration of denitrfying agent.
The denitration mechanism 1 of the present invention, during specific works, can first pass through medicament mixing module 18 and allocate the dense of denitrfying agent
Degree, then passes through effusion meter 16 and/or electronic valve 17 controls rotating speed or conveyance conduit 13 uninterrupted of suction pump 12, to reach
To precise control.
Preferably,
Described Industrial Boiler denitrating system also includes dividing with described denitration mechanism 1, described desulfuration absorbing tower 3 and described gas
The remote control module 6 that analyzer 5 connects.
Preferably,
Described remote control module 6 includes one of Network Interface Module, WIFI module or wireless communication module or many
Kind.
Preferably,
Described wireless communication module includes one or more of gsm communication module, 3G communication module or 4G communication module.
The Industrial Boiler denitrating system of the present invention can also include remote control module 6, by remote control module 6, no
But user can know the running status of Industrial Boiler denitrating system in time, and is capable of Industrial Boiler denitrating system
Automatically service data will be monitored remotely send to designated computer or client, and specifically, items can be gathered in real time and supervised
Survey parameter data values record, storage, form day, the moon, year form, the various charts such as generation historical trend, fault alarm etc., simultaneously
Relevant department is transferred to by remote control module 6 data sheet；Additionally, user can also realize to Industrial Boiler denitrating system
Remotely control, the such as startup of remotely control Industrial Boiler denitrating system or closing；Further, can be by Industrial Boiler denitration
System and other equipment composition Internet of things system, and then realize entirety control and the automatic governing of each equipment, do not limit herein
Fixed.
Preferably,
Described treat that denitration device is coal-burned industrial boiler 001.
It should be noted that the Industrial Boiler denitrating system of the present invention is mainly used in Industrial Boiler, such as coal-fired industry
Boiler, can remove the pollutant such as sulfide, nitrogen oxides and the dust that coal-burned industrial boiler discharges in waste gas, and can be real
When monitoring process after exhaust mass, and adjustment is carried out according to the Monitoring Data of gas analyser 5, can reach optimal
Exhaust-gas treatment effect.
But it should be noted that, the Industrial Boiler denitrating system of the present invention is except can apply in Industrial Boiler it
Outward, can also apply among the exhaust-gas treatment of other industrial equipments, for example, can be used in Production of Ceramics kiln, herein not
Limit.
Preferably,
Described treat denitration device be kiln 002, chain grate furnace 003 and spray tower 004.
Preferably,
Described Industrial Boiler denitrating system includes Liang Tao denitration mechanism 1, air-introduced machine 7, spraying and dedusting room 8 and circulating water pool 9；
Two sets of described denitration mechanisms 1 are separately positioned on described kiln 002 and described chain grate furnace 003；
Described spray tower 004 is connected with described chain grate furnace 003, and the suction opeing of described air-introduced machine 7 is arranged on described spray tower
004 bottom；
Described air-introduced machine 7, described spraying and dedusting room 8 and described desulfuration absorbing tower 3 are sequentially connected；
Described spraying and dedusting room 8 is connected with described circulating water pool 9.
The Industrial Boiler denitrating system of the present invention can be also used in kiln 002, chain grate furnace 003 and spray tower 004, wherein
Chain grate furnace 003 and spray tower 004 are used for ceramic size is dried as ceramic powder, so that kiln 002 uses, specifically, industry
Denitration in Boiler system can include Liang Tao denitration mechanism 1, air-introduced machine 7, spraying and dedusting room 8 and circulating water pool 9；Wherein two sets denitrations
Mechanism 1 is separately positioned on kiln 002 and chain grate furnace 003；Spray tower 004 is connected with chain grate furnace 003, the suction opeing of air-introduced machine 7
It is arranged on the bottom of spray tower 004；Air-introduced machine 7, spraying and dedusting room 8 and desulfuration absorbing tower 3 are sequentially connected；Spraying and dedusting room 8 with
Described circulating water pool 9 connects.During work, in kiln 002, waste gas treatment process is consistent with waste gas treatment process in Industrial Boiler, right
In chain grate furnace 003 and spray tower 004, the nitrogen oxides that denitration mechanism 1 produces to chain grate furnace 003 first are removed, Ran Houyin
Blower fan 7 is evacuated to the bottom of spray tower 004, and negative pressure is formed on spray tower 004 bottom being, the heat that chain grate furnace 003 produces is empty
Gas enters spray tower 004, and hot-air enters spraying and dedusting room 8 after ceramic size is dried, and hot-air is lowered the temperature
Process and dust is processed, be then passed through the waste gas entrance desulfuration absorbing tower 3 after spraying and dedusting room 8 is processed and carry out desulfurization
Process, finally processed by underground type spraying and dedusting flue 4 and gas analyser 5.
In Industrial Boiler denitrating system of the present invention, the dust-removing flue 43 of underground type spraying and dedusting flue 4 is arranged on underground,
On the one hand this ensure that the work of underground type spraying and dedusting flue 4 is not subject to, outside the environmental effects such as Exposure to Sunlight, to improve ground
The cooling-down effect to waste gas for the following formula spraying and dedusting flue 4, additionally can be greatly lowered Industrial Boiler denitrating system of the present invention
Occupation of land require, and then can adapt to different site requirements.
The Industrial Boiler denitrating system that the present invention provides first passes through denitration mechanism 1 and sprays denitrfying agent to treating denitration device
Mode is made a return journey the nitrogen oxides in removing exhaust gas, then conveys the waste gas processing through denitration mechanism 1 by smoke absorption pipeline 2
To desulfuration absorbing tower 3, by desulfuration absorbing tower 3, the sulfide in waste gas is processed, then underground type spraying and dedusting flue 4 is taken out
Take the waste gas being disposed in desulfuration absorbing tower 3, and spray process is carried out to waste gas, by the gas cooling in waste gas and by dust
Remove, last gas analyser 5 is monitored to waste gas after treatment.By denitration mechanism 1, smoke absorption pipeline 2, take off
The setting on sulfur absorption tower 3, underground type spraying and dedusting flue 4 and gas analyser 5, the Industrial Boiler denitrating system of the present invention is not only
Sulfide, the pollutant such as nitrogen oxides and dust that Industrial Boiler discharges in waste gas can be removed, and can be with real-time monitoring at
Exhaust mass after reason, and adjustment is carried out according to the Monitoring Data of gas analyser 5, optimal exhaust-gas treatment can be reached
Effect.Additionally, the Industrial Boiler denitrating system of the present invention can be applied on different industrial equipments by fine setting, herein
Do not limit.
One of ordinary skill in the art will appreciate that it is permissible for realizing all or part of step in above-described embodiment method
The hardware being instructed correlation by program is completed, and described program can be stored in a kind of computer-readable recording medium, on
Stating the storage medium mentioned can be read only memory, disk or CD etc..
Above Industrial Boiler denitrating system provided by the present invention is described in detail, for the general skill of this area
Art personnel, according to the thought of the embodiment of the present invention, all will change, to sum up institute in specific embodiments and applications
State, this specification content should not be construed as limitation of the present invention.
Claims (10)
1. a kind of Industrial Boiler denitrating system it is characterised in that include denitration mechanism, smoke absorption pipeline, desulfuration absorbing tower,
Following formula spraying and dedusting flue and gas analyser；
Described denitration mechanism includes fluid reservoir, suction pump, conveyance conduit and control module, the liquid outlet of wherein said conveyance conduit
It is arranged on and treats on denitration device, described fluid reservoir, described suction pump and described conveyance conduit are sequentially connected；
One end of described smoke absorption pipeline is treated on denitration device described in being arranged on, the entrance of the other end and described desulfuration absorbing tower
Connect, for treating described the smoke absorption of denitration device generation and being delivered to described desulfuration absorbing tower；
Described desulfuration absorbing tower includes from top to bottom being arranged on jet head and two dispersion impellers, delivery pump and the liquid storage tank of inside,
Described jet head, described delivery pump and described liquid storage tank are sequentially connected, and two described dispersion impellers are used for liquid dispersion；
Described underground type spraying and dedusting flue is arranged on underground, and is connected with the outlet of described desulfuration absorbing tower, including air exhauster,
Some shower nozzles and dust-removing flue, described air exhauster is arranged on the company of described desulfuration absorbing tower and described underground type spraying and dedusting flue
Connect on position, described shower nozzle is arranged on inside described dust-removing flue；
Described gas analyser is arranged in the outlet of described underground type spraying and dedusting flue, and with described denitration mechanism and described
Desulfuration absorbing tower, for detecting to treated waste gas.
2. Industrial Boiler denitrating system according to claim 1 it is characterised in that be provided with described fluid reservoir with described
The liquid level sensor that control module is connected.
3. Industrial Boiler denitrating system according to claim 1 is it is characterised in that described suction pump and/or described conveying
The effusion meter being connected with described control module and/or electronic valve are provided with pipeline.
4. the Industrial Boiler denitrating system according to Claims 2 or 3 it is characterised in that be provided with described fluid reservoir with
The medicament mixing module that described control module is connected, for controlling the concentration of mixing denitrfying agent.
5. Industrial Boiler denitrating system according to any one of claim 1 to 3 is it is characterised in that described Industrial Boiler
Denitrating system also includes the remotely control mould being connected with described denitration mechanism, described desulfuration absorbing tower and described gas analyser
Block.
6. Industrial Boiler denitrating system according to claim 5 is it is characterised in that described remote control module includes network
One or more of interface module, WIFI module or wireless communication module.
7. Industrial Boiler denitrating system according to claim 6 is it is characterised in that described wireless communication module includes GSM
One or more of communication module, 3G communication module or 4G communication module.
8. Industrial Boiler denitrating system according to claim 5 is it is characterised in that described treat that denitration device is coal-fired industry
Boiler.
9. Industrial Boiler denitrating system according to claim 5 it is characterised in that described treat denitration device be kiln, chain
Grate furnace and spray tower.
10. Industrial Boiler denitrating system according to claim 9 is it is characterised in that described Industrial Boiler denitrating system bag
Kuo Liangtao denitration mechanism, air-introduced machine, spraying and dedusting room and circulating water pool；
Two sets of described denitration mechanisms are separately positioned on described kiln and described chain grate furnace；
Described spray tower is connected with described chain grate furnace, and the suction opeing of described air-introduced machine is arranged on the bottom of described spray tower；
Described air-introduced machine, described spraying and dedusting room and described desulfuration absorbing tower are sequentially connected；
Described spraying and dedusting room is connected with described circulating water pool.
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| CN201610537540.2A CN106439879B (en) | 2016-07-08 | 2016-07-08 | A kind of Industrial Boiler denitrating system |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107854988A (en) * | 2017-12-16 | 2018-03-30 | 常熟联邦化工股份有限公司 | A kind of coal burning heat-conducting oil furnace exhaust gas automatic processing device |
| CN110935312A (en) * | 2019-12-16 | 2020-03-31 | 广州珠江电力有限公司 | Dynamic monitoring device and dynamic monitoring method for SCR flue gas denitration system |
| CN111375298A (en) * | 2020-01-18 | 2020-07-07 | 佛山市粤罡环保设备有限公司 | SNCR intelligent denitration system of industrial boiler |
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| CN111375298A (en) * | 2020-01-18 | 2020-07-07 | 佛山市粤罡环保设备有限公司 | SNCR intelligent denitration system of industrial boiler |
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|---|---|
| CN106439879B (en) | 2019-05-24 |
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