CN106215677A - Reactor, smoke extractor and flue gas processing device for fume treatment - Google Patents

Reactor, smoke extractor and flue gas processing device for fume treatment Download PDF

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Publication number
CN106215677A
CN106215677A CN201610807524.0A CN201610807524A CN106215677A CN 106215677 A CN106215677 A CN 106215677A CN 201610807524 A CN201610807524 A CN 201610807524A CN 106215677 A CN106215677 A CN 106215677A
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reactor
flue gas
reactor shell
module
smoke
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史汉祥
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D53/00Separation 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
    • B01D53/34Chemical or biological purification of waste gases
    • B01D53/74General processes for purification of waste gases; Apparatus or devices specially adapted therefor
    • B01D53/80Semi-solid phase processes, i.e. by using slurries
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D47/00Separating dispersed particles from gases, air or vapours by liquid as separating agent
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D53/00Separation 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
    • B01D53/002Separation 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 condensation
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D53/00Separation 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
    • B01D53/34Chemical or biological purification of waste gases
    • B01D53/46Removing components of defined structure
    • B01D53/60Simultaneously removing sulfur oxides and nitrogen oxides
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D2258/00Sources of waste gases
    • B01D2258/02Other waste gases
    • B01D2258/0283Flue gases

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Environmental & Geological Engineering (AREA)
  • Analytical Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Health & Medical Sciences (AREA)
  • Biomedical Technology (AREA)
  • Treating Waste Gases (AREA)

Abstract

The invention discloses the reactor for fume treatment, smoke extractor and flue gas processing device.Wherein, reactor includes the first reactor shell;First reaction module, the second reactor shell, slurry pool are set in the first reactor enclosure body;First reaction module includes taper module;Entrance and first reactor shell of the second reactor shell are connected by undergauge circle;In the first reactor shell and the position corresponding with the second reactor shell is provided with the first flue gas discharge opening;Being provided with the first flue gas condenser in the second reaction compartment between the second reactor shell and described first reactor shell, described first flue gas condenser includes that inside is connected with the pipeline of cooling medium.Compared with prior art, the reactor that the present invention provides has higher efficiency when processing flue gas.Owing to having corresponding technical characteristic, it is provided that smoke extractor and flue gas processing device also there is corresponding technique effect.

Description

Reactor, smoke extractor and flue gas processing device for fume treatment
Technical field
The present invention relates to technical field of environment protection equipment, be specifically related to a kind of reactor for fume treatment, smoke extractor And flue gas processing device.
Background technology
Oxysulfide (SOx) and nitrogen oxides (NOx) are two kinds of main air pollutants, mainly by Discharged form Coal Combustion Going out, its hazardness is known together by countries in the world.The discharge controlling SOx and NOx in fire coal the most cost-effectively is the world The energy and field of Environment Protection are badly in need of the critical problem solved.At present, the technique classification of flue gas desulfuration and denitrification has a variety of.By de- Sulfur/nitrogen agent is classified, and has calcium method (limestone/lime method), ammonia process, magnesium processes, sodium method, alkali aluminum method, copper oxide method, zinc method, work Property charcoal method, phosphorus ammonium method etc.;By product whether application class, there is absorption method and abandon method;By cleaning principle classify, have absorption process, Absorption method, catalytic oxidation and catalytic reduction method etc..
Having been developed for a lot of technology about desulfurization removing nitric, if only from the point of view of point of theory, these technology can reach To good treatment effect, but a lot of technology effect in actual moving process bad, its basic reason is not only The cost of equipment own is the highest, and operation cost is the highest.Especially being intended to reach preferable treatment effect, cost more can acutely increase Add.Therefore, the use in actual moving process of the existing desulfurization removing nitric technology is limited by very large.
NingBo TaiJi Environmental Protection Equipment Co., Ltd is studied through for many years, successfully develops including blast furnace slag, slag The flue gas desulfurization technique that various " waste gas slags " are absorbent, the steel mill on the ground such as packet header, Tangshan have been obtained for application, tool There is the best effect.The place of this technology most worthy is that the raw material used is that the Industrial Metal of low cost is smelted useless Slag as absorbent, therefore solves the cost of conventional desulfurization removing nitric technology and remains high this root problem, be have most before One of desulfurization removing nitric technology of scape, and applied for multinomial patent.
Chinese patent CN105344218A discloses a kind of equipment for flue gas desulfuration and denitrification, by two heterophase reactors System forms.In first heterophase reactor system, being provided with flue gas inlet port, the first heterophase reactor system is in slurry The top in pond, slip discharger is connected with slurry pool, passes through outlet pipe between slurry pool and the second heterophase reactor system Connection, water shower device is arranged in the second heterophase reactor system;It is provided with contracting between first heterophase reactor system and slurry pool Collar, is provided with auxiliary heterophase reactor, is provided with demister, escape pipe between auxiliary heterophase reactor and slurry pool bottom undergauge circle The inlet end in road is between demister and undergauge circle.
In the equipment of this flue gas desulfuration and denitrification, flue-gas temperature in auxiliary heterophase reactor and slurry pool space and humidity are relatively Greatly, although be provided with demister, but flue-gas temperature and humidity problem are improved limited, and gas cleaning effect is very restricted, because of This needs one to have the more preferable flue gas processing device of desulfuration efficiency.
Summary of the invention
For the deficiencies in the prior art, the present invention provides a kind of reactor for fume treatment, smoke extractor and flue gas Processing means.
The present invention provides a kind of reactor for fume treatment, including:
First reactor shell, has the smoke inlet being arranged on top;
The first reaction module, the second reactor shell, slurry it is provided with from top to bottom in described first reactor enclosure body Pond;Described first reaction module includes multiple first taper module;
The entrance of described second reactor shell and the first the most diminishing contracting of reactor shell 'go'gage Collar connects so that enter interruption-forming the first reaction compartment from described smoke inlet to the second reactor shell;
In described first reactor shell and the position corresponding with the second reactor shell be provided with first flue gas row Outlet;
It is provided with in the second reaction compartment between described second reactor shell and described first reactor shell One flue gas condenser, described first flue gas condenser includes that inside is connected with the pipeline of cooling medium.
Preferably, in described second reactor enclosure body, it is provided with the second taper module.
Preferably, described first flue gas condenser includes at least one crooked pipeline being molded in a plane, in institute It is connected with cooling medium in stating crooked pipeline.
Preferably, the sharp angle between plane and the axial direction of the first reactor shell at described crooked pipeline place is 0-85 degree.
Preferably, the curved shape of described crooked pipeline is rounded, triangle, square, rectangle, trapezoidal or oval Shape.
Preferably, arranging column in described first reactor enclosure body from the top to the bottom, the formation of described column is used for will The feeding-passage at top delivered to by the slurry absorbing flue gas from bottom.
Preferably, at least part of assembly (bullet assembly) of described first taper module and/or the second taper module is solid It is scheduled on described feed pipe.
Preferably, described first taper module includes the first bullet assembly, is arranged under described first bullet assembly The first taper ring assembly in face, described first bullet assembly includes two bullets linked together from bottom, described One taper ring assembly includes two the round platform housings linked together from top, forms one in described first taper ring assembly Cross section bore is not more than the first aditus laryngis of bullet maximum gauge.
Preferably, described second taper module includes the second bullet assembly, is arranged under described second bullet assembly The second taper ring assembly in face, described second bullet assembly includes two bullets linked together from bottom, described Two taper coil assemblies include two the round platform housings linked together from top, form one in described second taper ring assembly Sectional area is less than the second aditus laryngis of bullet maximum gauge.
The present invention also provides for a kind of smoke extractor for fume treatment, including:
3rd reactor shell, top is provided with flue gas discharge opening, and bottom is provided with the second flue gas inlet port;
The 3rd reaction module it is provided with in described first reactor enclosure body;
Reacting module the described 3rd and second flue gas condenser is provided below, described second flue gas condenser includes inside It is connected with the pipeline of cooling medium.
Preferably, described second flue gas condenser includes at least one crooked pipeline being molded in a plane, in institute It is connected with cooling medium in stating crooked pipeline.
Preferably, the sharp angle between plane and the axial direction of the first reactor shell at described crooked pipeline place is 0-85 degree.
Preferably, the curved shape of described crooked pipeline is rounded, triangle, square, rectangle, trapezoidal or oval Shape.
Preferably, also include water shower device, for sending into shower water from the top of smoke extractor.
Preferably, described 3rd reaction module includes that multiple triconic module, described triconic module include the 3rd Bullet assembly, it is arranged on the triconic coil assembly above described third hand tap body assembly, described third hand tap body assembly bag Including two bullets linked together from bottom, described triconic coil assembly includes two circles linked together from top Platform housing, forms a cross section bore in described triconic coil assembly and is not more than the 3rd aditus laryngis of bullet maximum gauge.
The present invention also provides for a kind of flue gas processing device, including the first reactor for processing flue gas, for by described The smoke extractor that the flue gas that first reactor is discharged is discharged, described first reactor and smoke extractor are connected by flue;
Described first reactor includes the first reactor shell, has the smoke inlet being arranged on top;
The first reaction module, the second reactor shell, slurry it is provided with from top to bottom in described first reactor enclosure body Pond;Described first reaction module includes multiple first taper module;
The entrance of described second reactor shell and the first the most diminishing contracting of reactor shell 'go'gage Collar connects so that enter interruption-forming the first reaction compartment from described smoke inlet to the second reactor shell
In described first reactor shell and the position corresponding with the second reactor shell be provided with first flue gas row Outlet;
It is provided with in the second reaction compartment between described second reactor shell and described first reactor shell One flue gas condenser, described first flue gas condenser includes that inside is connected with the pipeline of cooling medium.
Preferably, in described second reactor enclosure body, it is provided with the second taper module.
Preferably, described first flue gas condenser includes at least one crooked pipeline being molded in a plane, in institute It is connected with cooling medium in stating crooked pipeline.
Preferably, the sharp angle between plane and the axial direction of the first reactor shell at described crooked pipeline place is 0-85 degree.
Preferably, the curved shape of described crooked pipeline is rounded, triangle, square, rectangle, trapezoidal or oval Shape.
Preferably, described flue includes the first paragraph being connected with described first flue gas discharge opening, with described second row The second segment that second smoke inlet of cigarette device connects, described first paragraph upwardly extends, and described second segment downwardly extends, and described the One section is connected with second segment.
Preferably, arranging column in described first reactor enclosure body from the top to the bottom, the formation of described column is used for will The feed pipe at top delivered to by the slurry absorbing flue gas from bottom.
Preferably, described smoke extractor includes the 3rd reactor shell, and top is provided with flue gas discharge opening, and bottom is provided with Flue gas inlet port;
The 3rd reaction module it is provided with in described first reactor enclosure body;
Reacting module the described 3rd and second flue gas condenser is provided below, described second flue gas condenser includes inside It is connected with the pipeline of cooling medium.
The present invention provides a kind of reactor for fume treatment, including: the first reactor shell, have and be arranged on top Smoke inlet;The first reaction module, the second reactor shell, slurry it is provided with from top to bottom in described first reactor enclosure body Material pond;Described first reaction module includes multiple first taper module;The entrance of described second reactor shell and the first reaction Device housing 'go'gage the most diminishing undergauge circle connects so that from described smoke inlet to the second reactor shell Enter interruption-forming the first reaction compartment;In described first reactor shell and the position corresponding with the second reactor shell It is provided with the first flue gas discharge opening;The second reaction sky between described second reactor shell and described first reactor shell In be provided with the first flue gas condenser, described first flue gas condenser includes that inside is connected with the pipeline of cooling medium.With existing Technology is compared, and the temperature of flue gas, by arranging flue gas condenser, is reduced, and removes water smoke therein, therefore have by the present invention Higher purification efficiency, has more preferable desulfurization and out of stock effect.
Accompanying drawing explanation
Fig. 1 is flue gas processing device one embodiment schematic diagram of the present invention;
Fig. 2 is the several embodiments schematic diagram of flue gas condenser in flue gas processing device of the present invention;
Fig. 3 is flue gas processing device the second embodiment schematic diagram of the present invention.
Detailed description of the invention
For convenience of description, below while the flue gas processing device providing the present invention is described, to this The reactor for fume treatment of bright offer, the smoke extractor for fume treatment are described.The present invention is provided The detailed description of the invention of the reactor for fume treatment and the smoke extractor for fume treatment the most individually describes, but ability Territory those of ordinary skill is appreciated that the reactor for fume treatment and the smoke extractor for fume treatment all can conducts Independent technical scheme.
Refer to accompanying drawing 1, the schematic diagram of a kind of embodiment of flue gas processing device that the present invention provides.According to the present invention, Flue gas processing device includes the first reactor 1 for fume treatment, for being entered by the flue gas that the first reactor 1 processed The smoke extractor 9 that one step processes, last flue gas is from the discharge of the top of smoke extractor 9, and the first reactor 1 passes through with smoke extractor 9 Smoke discharging pipe connects.
According to the present invention, the first reactor includes the first reactor shell 1a vertically set up, the first reactor shell 1a Cross sectional shape be preferably the most rounded shape, naturally it is also possible to for the shape of sub-circular, this present invention is not entered Row particularly limits.The top of the first reactor 1 is smoke inlet 1b, and pending flue gas enters from the top down from smoke inlet 1b First reactor 1.In the first reactor shell 1a, it is provided with the first reaction module 2 from top to bottom, the second reactor shell 3, Slurry pool 4, described first reaction module 2 includes multiple first taper module.Of course, it is possible to according to actual needs, in these portions / other desired part or parts are set.
In the present embodiment, for the diameter of the first reactor shell 1a, the present invention is not particularly limited, Ke Yigen Depending on the measurer body of pending flue gas.For the first reactor shell 1a diameter from top to bottom, preferably include up and down Two parts, part above is corresponding with the first reaction module 2, and below portion is right with the second reactor shell 3 and slurry pool 4 Should, the diameter of part above is preferably smaller than lower sections of diameter.
For the quantity of the first taper module, the present invention is not particularly limited, can according to technique concrete depending on.Such as Can be 2 group of-10 group, preferably 3 group-5 group;The quantity of the first taper module is three groups in the present embodiment.With wherein One taper module illustrates the structure of taper module;First taper module includes the first bullet assembly 22 and is arranged on first The first taper ring assembly 21 below bullet assembly 22;Described first bullet assembly 22 is included in bottom cone and links together Two bullets, the vertex of a cone of two such bullet is respectively facing direction downwardly and upwardly, and the first bullet assembly 22 leads to Crossing support 23 to be fixed in the first reactor shell 1a, two bullets are preferably of the same size.In the first bullet group Part 22 is provided below the first taper ring assembly 21, and the first taper ring assembly 21 includes two linked together by cone top part Round platform housing, so corresponding with the vertex of a cone of described bullet intermediate formation one, for making the mixing of flue gas and slurry The first cross section entrance 21a under logistics, the present invention is referred to as the first aditus laryngis;The diameter of described first aditus laryngis 21a is preferably smaller than The maximum gauge of bullet.First taper ring assembly 21 is fixing connect (such as riveting or welding) in the first reactor shell 1a, First taper ring assembly 21 forms from top to bottom that reduced diameter is at the first described aditus laryngis 21a, and then diameter is the most gradually The structure expanded.
Second reactor shell 3 is provided below at the first reaction module, in order to reach more preferable fume treatment effect, Being preferably provided with the second reaction module in second reactor shell 3, the top of the second reactor shell 3 is smoke inlet;Second The entrance 'go'gage the most diminishing undergauge circle 30 at the top of reactor shell 3 is connected with the first reactor 1;This Sample defines the first reaction compartment, flue gas and slurry from the smoke inlet 1b of described first reactor 1 to undergauge circle 30 Mixture is fully contacted at the first reaction compartment and reacts, and mixture enters in the second reactor shell 3 from undergauge circle 30.
In order to reach more preferable fume treatment effect, in the second reactor shell 3, it is preferably provided with the second reaction module, Second reaction module includes multiple second taper module, and for the quantity of the second taper module, there is no particular restriction for the present invention, can Depending on according to technique, it is two groups in the present embodiment.Second taper module can have identical with the first taper module Structure, but can have less size, the second bullet assembly 32 and the second taper ring assembly 31, the second taper can be included Body assembly 32 can have the structure identical with the first bullet assembly 22, but can have less size;Second taper ring Assembly 31 can have the structure identical with the first taper ring assembly 21, but can have less size.Second taper ring group The diameter of the second aditus laryngis 31a that part 31 is formed is less than the mixture of the maximum gauge of the second bullet assembly 32, flue gas and slurry After the top undergauge circle 30 of the second reactor shell 3 enters, in the 3rd reaction compartment formed in the second reactor shell 3 Continue to dirty and carry out sufficient adsorption reaction.
According to the present invention, being provided below by slurry pool 4 at the second reactor, slurry pool 4 is for precipitate and separate from top to bottom The flue gas flowed into and the mixture of slurry, precipitate slurry discharger 42 bottom slurry pool 4 is discharged, and separates with precipitate Serosity recycle the most further and carry out fume treatment.The liquid level 41 of slurry pool 4 is reserved with bottom the second reactor shell 3 Certain distance, inside the outside of such second reactor shell 3 and the first reactor shell 1a, the second reactor shell 3 and slurry The second reaction compartment is formed between feed liquid face.In the second reaction compartment, liquid enters slurry pool, and flue gas is at the second reaction compartment Interior stop, but flue gas now contains substantial amounts of slurry compositions.
In first reactor shell 1a on the second reaction compartment top, it is provided with the first flue gas discharge opening;First flue gas row Export corresponding with the position of the second reactor shell 3.First flue gas discharge opening enters with the second flue gas of the bottom of smoke extractor 9 Mouth connection, i.e. flue gas enter from the bottom of smoke extractor.In order to make the flue gas in the second reaction compartment sufficiently stop, A high end 3a and end portion 3b, described end portion 3b and slurry pool 4 it is configured of bottom two reactor shell 3 Liquid level distance than high end 3a and slurry pool 4 liquid level distance closer to, described first flue gas discharge opening is arranged on described low side Side, so from second reactor shell 3 discharge flue gas can flow longer distance again from first flue gas discharge opening row Go out.
In the present embodiment, the feeding mode for slurry has carried out further optimization, i.e. in the first reactor enclosure Being provided with a column 52 from top to bottom in body 1a, described column 52 can be hollow-core construction;Column 52 1 aspect can be made Being the first bullet assembly 22 and column of the second bullet assembly 32, inside can be as the feeding-passage of slurry simultaneously, this Sample not only saves design space but also circulates slurry and also have a shorter closed circuit, and the temperature of slurry can be made basic Constant, the most energy-conservation.The flue gas processing device that the present invention provides could be included for supplementing the slip of new slurry and sends into Device 51, and the circulating pump (not shown) for loop slurry.
According to the present invention, the first flue gas condenser 8, the first flue gas condenser 8 can also be set in the second reaction compartment The outside of the second reactor shell 3 can be fixedly connected on.First flue gas condenser 8, as the condensing unit of flue gas, makes flue gas In flue dust (slurry liquid chemical conversion point) be condensed into drop and flow down, the effect of further purifying smoke can be reached.This embodiment party In formula, the pipeline that the first flue gas condenser 8 has inside to be connected with cooling medium is made, and described cooling medium is preferably aqueous cold But medium, most preferably cools down water.First flue gas condenser 8 is preferably included in the crooked pipeline of molding in a plane.For The shape that described crooked pipeline is formed, is illustrated in figure 2 several shape graph 8 looked over from arrow 8a, and the present invention there is no especially Limit.The curved shape of the pipe bending of flue gas condenser, can be annular, triangle, trapezoidal, rectangle, radiation annular, just Square or other any irregular shape, such as Fig. 81, Fig. 82, Fig. 83, Fig. 84, Fig. 85 in Fig. 2.For bending Sharp angle between plane and the axial direction of the first reactor shell at pipeline place, it may be preferred to 0 85 degree of angles, more preferably 0 45 degree of angles, more preferably 0 30 degree angles.
According to the present invention, smoke extractor 9 includes the 3rd reactor shell 94, arranges in described 3rd reactor shell 94 The 3rd reaction module, described 3rd reaction module is had to include that multiple triconic module, described triconic module can have The structure identical with the first taper module or the second taper module, including third hand tap body assembly 92 and triconic coil assembly 93, third hand tap body assembly 92 is fixed in the 3rd reactor shell 94 by support 95.Triconic module and the first taper The difference of module and the second taper module is, third hand tap body assembly 92 is disposed below, and triconic coil assembly 93 is arranged Above, the round platform housing docking that triconic coil assembly is connected by two tops equally forms, and forms a diameter of section not The 3rd aditus laryngis more than third hand tap body assembly maximum gauge;When so flue gas flows from bottom to top, flue gas and spray can be promoted The mixing of trickle, further purifying smoke.About the concrete structure of triconic module, see the China of the present inventor's invention specially Heterophase reactor described in profit CN1156332C, does not repeats them here.For the quantity of the 3rd reaction module, the present invention is without spy Do not limit, be three groups in the present embodiment.Fixed cone body assembly can also be set inside the 3rd reactor shell 94 Column 96, column can be hollow, it is also possible to for solid
According to the present invention, the top of described 3rd reactor shell 94 is flue gas discharge opening 9a, and the 3rd reactor also sets up Having water shower device 91, described water shower device 91 shower water in the 3rd reactor, the temperature of shower water is preferably no more than 35 DEG C, for removing the dust discharged in gas further.The flue gas rate of climb in the 3rd reactor is preferably no more than 3.5m3/ the second, for the rate of climb of flue gas, controlled by the cross-sectional area size of the 3rd reactor shell, the 3rd reactor The cross section of housing 94 is preferably arranged to round-shaped, and diameter is preferably 1 meter-20 meters, can adjust according to production engineering specifications Whole, to this present invention, there is no particular restriction.
According to the present invention, it is provided with the second flue gas below the 3rd reaction module in described 3rd reactor shell 94 cold Condenser 97, the structure of the second flue gas condenser 97 is preferably identical with the structure of the first flue gas condenser, inside be connected with cooling and be situated between The pipeline of matter is made, and described cooling medium is preferably aqueous cooling medium, most preferably cools down water.Second flue gas condenser 97 are preferably made up of the crooked pipeline of molding in a plane, the curved shape formed for described crooked pipeline, this Bright there is no particular restriction, is illustrated in figure 2 several shape, can be annular, triangle, trapezoidal, rectangle, radiation annular, just Square or other any irregular shape, such as Fig. 81 in Fig. 2, Fig. 82, Fig. 83, Fig. 84, Fig. 85, for bending Sharp angle between plane and the axial direction of the first reactor shell at pipeline place can preferably 0 85 degree angles, more preferably 0 45 degree of angles, more preferably 0 30 degree angles.
According to the present invention, the first reactor 1 and smoke extractor 9 are connected by smoke discharging pipe 7, and smoke discharging pipe 7 includes and institute State the first paragraph 7a of the first flue gas discharge opening connection of the first reactor 1 and be connected with the air inlet bottom described smoke extractor 9 Second segment 7b, described first paragraph 7a there is upwardly extending direction, described second segment 7b has the direction downwardly extended, described First paragraph 7a and second segment 7b is preferably connected by arc-shaped transition, and flue gas the most i.e. can be allowed to be drained into from the first reactor smoothly In smoke extractor, it is also possible to allow the dust in flue gas in first paragraph is back to the first reactor, reach further to purify effect Really.
According to the present invention, for slurry compositions, metal smelt waste residue and copper slag, iron smelting slag, steel-making are preferably used One or more mixture in waste residue, flyash mix together with water after being crushed to 100-250 mesh, and the concentration of serosity is 5-20%, as the Chinese patent ZL200710079615.8 of the present inventor, ZL201010123046.4, Described in ZL201010137024.3, the full content of this patent introduces this patent.
The working method of flue gas processing device is described with specific embodiment below:
Slip use is milled to-250 mesh through milling equipment and accounts for the blast furnace slag of 85%, uses water furnishing in joining pulping tank The serosity of concentration 5-25%, the top sending into the first reactor from the feeding-passage of column 52 formation is mixed with pending flue gas Closing, flue gas pressures is between 3000Pa-800000Pa, and flue gas and slurry reaction temperature may remain in 50-90 degree, after mixing Flue gas and atomization slurry sequentially pass through the first reaction module of the first reactor from top to bottom and entered the second reaction by undergauge circle Module, then enters back into the second reaction compartment by the first flue gas condenser 8.The temperature of the condensed water of the first flue gas condenser 8 Degree is 5-10 degree, and now the temperature and humidity of flue gas is the highest, after therefore being cooled down further by the first flue gas condenser 8, Water smoke in flue gas condenses out formation water droplet and stays, and the water droplet stayed can dust pollution thing in leukorrhagia flue gas, cigarette further Gas is purified further.
Then entered smoke extractor 9 and by the second flue gas from smoke discharging pipe 7 by the flue gas of the first flue gas condenser 8 Condenser 97;The condensate temperature of the second flue gas condenser 97 in smoke extractor 9 can be 5-10 degree, and flue gas is by the coldest But, water smoke condenses, and reaches more preferable cleaning and desulfurization and out of stock effect.In the 3rd reactor shell 94 of smoke extractor 9, Flue gas reacts module through the 3rd from bottom to up, reaches the emission request chimney from top and discharges.
Utilize aforesaid way, efficiently controlled by oxygen-containing air and atomization slurry and discharge the content of pollutant in flue gas, Relative to traditional processing means, utilize the flue gas processing device that the present invention provides, the desulfurization degree of flue gas be can reach 98.5%, The denitrification percent of flue gas be can reach 92%, the dust purification rate of fine particle PM2.5 be can reach 96%.
Referring to Fig. 3, the second embodiment schematic diagram of flue gas processing device provided for the present invention, described in Fig. 1 The first embodiment compare, unique difference of the second embodiment is to be not provided with in the second reactor enclosure body the Two reaction modules, other is as broad as long, and the present invention here repeats no more, such flue gas and slurry mix can directly via Second reactor shell is directly entered the second reaction compartment.From the point of view of fume treatment effect, at the flue gas of the second embodiment Reason effect is a bit weaker, but under above-mentioned same experiment condition, desulfuration efficiency still can reach more than 95%, denitrification percent Then can reach more than 90%, the dust purification rate of fine grained PM2.5 can be reached 94%.
Below it is only the preferred embodiment of the present invention, it is noted that those skilled in the art are come Saying, under the premise without departing from the principles of the invention, it is also possible to make some improvements and modifications, these improvements and modifications also should be regarded as Protection scope of the present invention.

Claims (23)

1. the reactor for fume treatment, it is characterised in that including:
First reactor shell, has the smoke inlet being arranged on top;
The first reaction module, the second reactor shell, slurry pool it is provided with from top to bottom in described first reactor enclosure body;Institute State the first reaction module and include multiple first taper module;
The entrance of described second reactor shell and the first reactor shell 'go'gage the most diminishing undergauge circle Connect so that enter interruption-forming the first reaction compartment from described smoke inlet to the second reactor shell;
In described first reactor shell and the position corresponding with the second reactor shell be provided with first flue gas discharge Mouthful;
It is provided with the first cigarette in the second reaction compartment between described second reactor shell and described first reactor shell Gas condenser, described first flue gas condenser includes that inside is connected with the pipeline of cooling medium.
Reactor the most according to claim 1, it is characterised in that be provided with the second cone in described second reactor enclosure body Shape module.
Reactor the most according to claim 1 and 2, it is characterised in that described first flue gas condenser includes at least one It is molded over the crooked pipeline in a plane, in described crooked pipeline, is connected with cooling medium.
Reactor the most according to claim 3, it is characterised in that the plane at described crooked pipeline place and the first reactor Sharp angle between the axial direction of housing is 0-85 degree.
Reactor the most according to claim 4, it is characterised in that the curved shape of described crooked pipeline is rounded, triangle Shape, square, rectangle, trapezoidal or oval.
Reactor the most according to claim 5, it is characterised in that in described first reactor enclosure body from the top to the bottom Arranging column, described column forms the feeding-passage for slurry is delivered to top from bottom.
Reactor the most according to claim 2, it is characterised in that described first taper module and/or the second taper module At least part of assembly be fixed on described column.
Reactor the most according to claim 6, it is characterised in that described first taper module includes the first bullet group Part, being arranged on the first taper ring assembly below described first bullet assembly, described first bullet assembly includes from bottom Two bullets linked together, described first taper ring assembly includes two the round platform housings linked together from top, In described first taper ring assembly, form a cross section bore be not more than the first aditus laryngis of bullet maximum gauge.
Reactor the most according to claim 2, it is characterised in that described second taper module includes the second bullet group Part, being arranged on the second taper ring assembly below described second bullet assembly, described second bullet assembly includes from bottom Two bullets linked together, described second taper ring assembly includes two the round platform housings linked together from top, The sectional area the second aditus laryngis less than bullet maximum gauge is formed in described second taper ring assembly.
10. the smoke extractor for fume treatment, it is characterised in that including:
3rd reactor shell, top is provided with flue gas discharge opening, and bottom is provided with the second flue gas inlet port;
The 3rd reaction module it is provided with in described first reactor enclosure body;
Reacting module the described 3rd and second flue gas condenser is provided below, described second flue gas condenser includes that inside is connected with The pipeline of cooling medium.
11. smoke extractors according to claim 10, it is characterised in that described second flue gas condenser includes at least one It is molded over the crooked pipeline in a plane, in described crooked pipeline, is connected with cooling medium.
12. smoke extractors according to claim 11, it is characterised in that the plane at described crooked pipeline place is anti-with first Answering the sharp angle between the axial direction of device housing is 0-85 degree.
13. smoke extractors according to claim 12, it is characterised in that the curved shape of described crooked pipeline is rounded, Triangle, square, rectangle, trapezoidal or oval.
14. smoke extractors according to claim 13, it is characterised in that also include water shower device, for from smoke extractor Top send into shower water.
15. according to the smoke extractor described in claim 10 to 14, it is characterised in that described 3rd reaction module includes multiple the Triconic module, described triconic module includes third hand tap body assembly, is arranged on above described third hand tap body assembly Triconic coil assembly, described third hand tap body assembly includes two bullets linked together from bottom, described third hand tap Shape coil assembly includes two the round platform housings linked together from top, forms a cross section in described triconic coil assembly Bore is not more than the 3rd aditus laryngis of bullet maximum gauge.
16. 1 kinds of flue gas processing devices, it is characterised in that include the first reactor for processing flue gas, for by described the The smoke extractor that the flue gas that one reactor is discharged is discharged, described first reactor and smoke extractor are connected by flue;
Described first reactor includes the first reactor shell, has the smoke inlet being arranged on top;
The first reaction module, the second reactor shell, slurry pool it is provided with from top to bottom in described first reactor enclosure body;Institute State the first reaction module and include multiple first taper module;
The entrance of described second reactor shell and the first reactor shell 'go'gage the most diminishing undergauge circle Connect so that enter interruption-forming the first reaction compartment from described smoke inlet to the second reactor shell;
In described first reactor shell and the position corresponding with the second reactor shell be provided with first flue gas discharge Mouthful;
It is provided with the first cigarette in the second reaction compartment between described second reactor shell and described first reactor shell Gas condenser, described first flue gas condenser includes that inside is connected with the pipeline of cooling medium.
17. flue gas processing devices according to claim 16, it is characterised in that arrange in described second reactor enclosure body There is the second taper module.
18. flue gas processing devices according to claim 17, it is characterised in that described first flue gas condenser includes at least One crooked pipeline being molded in a plane, is connected with cooling medium in described crooked pipeline.
19. flue gas processing devices according to claim 18, it is characterised in that the plane at described crooked pipeline place and the Sharp angle between the axial direction of one reactor shell is 0-85 degree.
20. flue gas processing devices according to claim 19, it is characterised in that the curved shape of described crooked pipeline is circle Shape, triangle, square, rectangle, trapezoidal or oval.
21. according to the flue gas processing device described in any one of claim 16 to 20, it is characterised in that described flue includes The first paragraph being connected with described first flue gas discharge opening, the second segment being connected with the second smoke inlet of described smoke extractor, institute Stating first paragraph to upwardly extend, described second segment downwardly extends, and described first paragraph is connected with second segment.
22. flue gas processing devices according to claim 21, it is characterised in that from top in described first reactor enclosure body Portion arranges column to bottom, and described column forms the feeding-passage for slurry is delivered to top from bottom.
23. flue gas processing devices according to claim 20, it is characterised in that described smoke extractor includes the 3rd reactor Housing, top is provided with flue gas discharge opening, and bottom is provided with the second flue gas inlet port;
The 3rd reaction module it is provided with in described first reactor enclosure body;
Reacting module the described 3rd and second flue gas condenser is provided below, described second flue gas condenser includes that inside is connected with The pipeline of cooling medium.
CN201610807524.0A 2016-09-03 2016-09-03 Reactor, smoke extractor and flue gas processing device for fume treatment Pending CN106215677A (en)

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CN108531969A (en) * 2018-06-04 2018-09-14 苏州市安派精密电子有限公司 A kind of electroplated product reaction tank smoke blocking device

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CN106268234A (en) * 2016-09-19 2017-01-04 史汉祥 Reactor and flue gas processing device for fume treatment
CN108531969A (en) * 2018-06-04 2018-09-14 苏州市安派精密电子有限公司 A kind of electroplated product reaction tank smoke blocking device

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