CN110180373A - A kind of Industrial cleaning facility system removing sulfide gas - Google Patents
A kind of Industrial cleaning facility system removing sulfide gas Download PDFInfo
- Publication number
- CN110180373A CN110180373A CN201910475013.7A CN201910475013A CN110180373A CN 110180373 A CN110180373 A CN 110180373A CN 201910475013 A CN201910475013 A CN 201910475013A CN 110180373 A CN110180373 A CN 110180373A
- Authority
- CN
- China
- Prior art keywords
- spray equipment
- air inlet
- inlet pipe
- desulfurizing tower
- grout outlet
- 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
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- UCKMPCXJQFINFW-UHFFFAOYSA-N Sulphide Chemical compound [S-2] UCKMPCXJQFINFW-UHFFFAOYSA-N 0.000 title claims abstract description 64
- 238000004140 cleaning Methods 0.000 title claims abstract description 19
- 239000007921 spray Substances 0.000 claims abstract description 140
- 230000003009 desulfurizing effect Effects 0.000 claims abstract description 64
- JEGUKCSWCFPDGT-UHFFFAOYSA-N h2o hydrate Chemical compound O.O JEGUKCSWCFPDGT-UHFFFAOYSA-N 0.000 claims abstract description 12
- 239000002351 wastewater Substances 0.000 claims abstract description 12
- 239000002002 slurry Substances 0.000 claims description 74
- 239000011440 grout Substances 0.000 claims description 69
- 235000008733 Citrus aurantifolia Nutrition 0.000 claims description 38
- 235000011941 Tilia x europaea Nutrition 0.000 claims description 38
- 239000004571 lime Substances 0.000 claims description 38
- 239000011229 interlayer Substances 0.000 claims description 36
- 239000010410 layer Substances 0.000 claims description 15
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 8
- 238000010992 reflux Methods 0.000 claims description 7
- 239000011148 porous material Substances 0.000 claims description 3
- 229920002472 Starch Polymers 0.000 claims description 2
- 235000019698 starch Nutrition 0.000 claims description 2
- 235000019504 cigarettes Nutrition 0.000 claims 1
- 238000009955 starching Methods 0.000 claims 1
- 238000006477 desulfuration reaction Methods 0.000 abstract description 18
- 230000008901 benefit Effects 0.000 abstract description 7
- 230000006872 improvement Effects 0.000 abstract description 3
- 239000007788 liquid Substances 0.000 description 25
- RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 description 14
- 230000023556 desulfurization Effects 0.000 description 13
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 11
- 238000006243 chemical reaction Methods 0.000 description 9
- 239000005864 Sulphur Substances 0.000 description 7
- 238000000034 method Methods 0.000 description 6
- 238000010521 absorption reaction Methods 0.000 description 5
- 238000006386 neutralization reaction Methods 0.000 description 4
- 229910052717 sulfur Inorganic materials 0.000 description 4
- 239000011593 sulfur Substances 0.000 description 4
- 238000005265 energy consumption Methods 0.000 description 3
- 238000005507 spraying Methods 0.000 description 3
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 2
- 230000002411 adverse Effects 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000000746 purification Methods 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000000505 pernicious effect Effects 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
- -1 specifically Substances 0.000 description 1
- 239000004408 titanium dioxide Substances 0.000 description 1
Classifications
-
- 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
- B01D53/26—Drying gases or vapours
-
- 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
- B01D53/48—Sulfur compounds
- B01D53/50—Sulfur oxides
- B01D53/501—Sulfur oxides by treating the gases with a solution or a suspension of an alkali or earth-alkali or ammonium compound
- B01D53/504—Sulfur oxides by treating the gases with a solution or a suspension of an alkali or earth-alkali or ammonium compound characterised by a specific device
-
- 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
- B01D53/80—Semi-solid phase processes, i.e. by using slurries
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- Analytical Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Health & Medical Sciences (AREA)
- Biomedical Technology (AREA)
- Treating Waste Gases (AREA)
Abstract
The invention discloses a kind of Industrial cleaning facility systems for removing sulfide gas, including desulfurizing tower, demister and waste water water tank, desulfurizing tower include: air inlet pipe, are co-axially located in desulfurizing tower tower body；Jet apparatus is a funnel-shaped structure, and multiple jet apparatus are sequentially coaxially set in air inlet pipe periphery along longitudinal direction, and jet apparatus is connected to air inlet pipe；First spray equipment, is a funnel-shaped structure, and the fitting of the first spray equipment is arranged in jet apparatus lower end；Second spray equipment, is a funnel-shaped structure, and the second spray equipment is located at interval at venthole upper end；And escape pipe, it is arranged in desulfurizing tower tower body upper portion side wall；Demister, arrival end are connected to escape pipe outlet end；And waste water water tank, arrival end are connected to desulfurizing tower tower body lower end.The present invention has the advantages that removal efficiency is high, and desulfuration efficiency is big, and output is stablized, suitable for some large-scale and improvement of the middle-size and small-size power plant to sulfide gas.
Description
Technical field
The present invention relates to desulphurization plant technical field, specially a kind of Industrial cleaning facility system for removing sulfide gas.
Background technique
In recent years, domestic many regional requirements factories realize minimum discharge, and wherein the discharge of sulfur dioxide is lower than 35mg/
Nm3.Currently, being generally only that plant tail gas is passed into sulfur elimination (highly basic when handling the sulfur material in plant gas
Property liquid) in, by carrying out chemical reaction with liquid and then being outward discharged, and factory's O&M level is higher, deduster
It safeguards in preferable situation, sulfide gas sulfur content is in 30mg/Nm3-100mg/Nm3Between, and sulfide gas amount quite may be used
It sees, the cleaning equipment for removing sulfide gas needs the continuously high-efficient purification sulfide gas within moment, after making purification
Sulfide gas reach place discharge mark emission request, be lower than national emission standard, but this sulphur removal mode often without
Method reaches emission request, and the sulfur material in treated exhaust gas is still exceeded.
In the prior art, the spray column in desulfurizing tower is one of the most widely used desulfurizing tower type, spray column tool
Have that structure is simple, the reliable advantage of technical maturity is widely used in large-scale and middle-size and small-size power plant and controls low-sulfur sulfide gas
Reason, but the single desulfurization for relying solely on spray column itself, are difficult to realize the minimum discharge of sulfur dioxide, desulfuration efficiency is also without decree
People is satisfied, and secondary pollution can be usually brought when being recycled to waste.
Summary of the invention
It is an object of the invention to solve at least the above problems, and provide the advantages of at least will be described later.
It is a still further object of the present invention to provide a kind of Industrial cleaning facility systems for removing sulfide gas, have structure letter
The advantages that list, stable operation, low energy consumption, long service life.
In order to achieve the object of the present invention and further advantage, a kind of Industrial cleaning facility system for removing sulfide gas is provided
System, comprising:
Desulfurizing tower comprising:
Air inlet pipe is co-axially located in desulfurizing tower tower body, one booster fan of the air inlet pipe lower end connection, in the air inlet pipe
Interval is arranged one first into slurry branch pipe；
Jet apparatus is a funnel-shaped structure, offers the first interlayer in the jet apparatus, multiple jet apparatus are same
Between centers spacer is located at the air inlet pipe periphery, and first interlayer is connected to the air inlet pipe, the jet apparatus upper surface
Venthole is offered, the venthole is connected to first interlayer；
First spray equipment, is a funnel-shaped structure, and multiple first spray equipment coaxial spaceds are set in the air inlet
Pipe periphery, the first spray equipment fitting are arranged in the jet apparatus lower end, and first spray equipment periphery and institute
The fitting setting of desulfurizing tower tower body internal perisporium is stated, offers the second interlayer in first spray equipment；
Second spray equipment is a funnel-shaped structure, setting one described the between the first spray equipment described in each adjacent two
Two spray equipments, second spray equipment are coaxially set in the air inlet pipe periphery, and second spray equipment is distributed in institute
Venthole upper end is stated, second spray equipment periphery and the desulfurizing tower tower body internal perisporium interval are arranged, second spray
Third interlayer is offered in device；And
Escape pipe is arranged in the desulfurizing tower tower body upper portion side wall, and the escape pipe arrival end is located at first spray
The upper end of shower device；
Demister, arrival end are connected to the escape pipe outlet end, and the demister outlet end is connected to a chimney；With
And
Waste water water tank, arrival end are connected to the refluxing opening of desulfurizing tower tower body bottom；
Wherein, the jet apparatus, first spray equipment and second spray equipment lower end and the air inlet pipe periphery
Junction be spaced apart and be equipped with several grout outlets, each second interlayer and third interlayer by an inlet pipe introduce by plus
The lime slurry of pressure.
Preferably, the bottom of the desulfurizing tower tower body is arranged to funnel-shaped structure, the reflux of desulfurizing tower tower body bottom
Mouth is connected to the arrival end of a grout outlet, and the outlet end of the grout outlet is connected to the waste water water tank；In the air inlet pipe
Lower both ends are respectively arranged with first spray equipment, and the air inlet pipe head clearance is located at the top of the desulfurizing tower tower body
Lower section, air inlet pipe bottom inlet end is after the internal side wall for passing through desulfurizing tower tower body bottom with setting described de-
Booster fan connection outside sulphur tower tower body.
Preferably, the jet apparatus periphery is bonded setting, the jet apparatus bottom with the desulfurizing tower tower body internal perisporium
Portion's opening inner circumferential opens up the first grout outlet of an annular, and first grout outlet and the air inlet pipe are coaxially disposed, and described the
The internal diameter of one grout outlet is greater than the outer diameter of the air inlet pipe；Multiple gas-guide tubes, and multiple institutes is arranged in the first grout outlet inner circumferential
The lateral symmetry periphery for being distributed in the air inlet pipe of gas-guide tube is stated, the first end of the gas-guide tube is connected to first interlayer,
The second end of the gas-guide tube is connected to the air inlet pipe；The venthole is arranged in the first grout outlet upper end opening periphery
The jet apparatus upper surface on.
Preferably, the first spray equipment bottom opening inner circumferential opens up the second grout outlet of an annular, and described second goes out
It starches mouth and the air inlet pipe is coaxially disposed, and the internal diameter of second grout outlet is consistent with the internal diameter of first grout outlet；Institute
It states the second grout outlet inner circumferential and multiple positioning columns is set, and multiple positioning columns are lateral symmetry is fixed on the outer of the air inlet pipe
In week, the size of the positioning column is consistent with the outside dimension of the gas-guide tube, and the positioning column fitting is arranged under the gas-guide tube
End.
Preferably, second spray equipment periphery and the desulfurizing tower tower body internal perisporium interval are arranged, second spray
Shower device bottom opening inner circumferential opens up the third grout outlet of an annular, and the third grout outlet and the air inlet pipe are coaxially disposed,
And the internal diameter of the third grout outlet is consistent with the internal diameter of second grout outlet.
Preferably, on the desulfurizing tower tower body outer wall axially disposed one second into slurry branch pipe, described second into slurry branch pipe
Axially spaced multiple first catheters of setting on tube wall, and the position of first catheter and first spray equipment
Position corresponds, and the first end of first catheter is connected to described second into branch pipe is starched, and the of first catheter
Two ends are connected to second interlayer；Described first successively passes through the side of the air inlet bottom of the tube into slurry manifold inlet end from inside
Drawn outward after wall and the side wall of desulfurizing tower tower body bottom, the exit with described second into slurry branch bottom of the tube arrival end
It is connected to after collecting with the inlet pipe.
Preferably, multiple second catheters are arranged in the third grout outlet inner circumferential, and multiple second catheters are laterally right
Claim to be distributed in described second into the periphery of slurry branch pipe, it is radially spaced on the air inlet tube wall to open up several pores, and institute
The position for opening up position and second catheter for stating tap corresponds, the first end of second catheter with it is described
The connection of third interlayer, the second end of second catheter pass through the tap and are connected to described second into slurry branch pipe.
Preferably, described first a spacing is drawn outward behind the air inlet pipe top into slurry branch pipe top from inside
From the top of the exit is located at the lower section of top first spray equipment, and described first is provided with into the top of slurry branch pipe
One second spray equipment.
Preferably, it is arranged on the first grout outlet internal perisporium of the jet apparatus of the air inlet pipe lower part and installs
One water level sensor, the terminal of the water level sensor connect a controller, on the controller and the inlet pipe into slurry
Pump connection.
Preferably, first spray equipment lower surface opens up several mounting holes with the direction perpendicular to its surface, described
Mounting hole covers the lower surface of first spray equipment；Nozzle, the nozzle and described second are installed in the mounting hole
Interlayer connection, and the nozzle is sprayed along the direction vertical with first spray equipment lower surface, first spray
Device and the setting of the second spray equipment parallel interval.
Beneficial effects of the present invention are as follows:
1, the configuration of the present invention is simple is compact, and by special desulfurizing tower, demister, the composition such as waste water water tank has desulphurizing ratio high, takes off
The advantages that sulphur efficiency is big, and output is stablized, and low energy consumption, long service life is suitable for some large-scale and middle-size and small-size power plant to sulfide
The improvement of gas.
2, the present invention crushes air-flow sufficiently, is effectively improved sulfide gas using the air intake structure of multiple jet apparatus
The contact rate of body and lime slurry, while contact gradually is carried out between gas-liquid, extend soak time, greatly improves titanium dioxide
The removal efficiency of sulphur.
3, the second spray equipment that the present invention is liquidated by setting with jet apparatus high pressure, and be fitted under jet apparatus
First spray equipment at end impact mutually first with two strands of high-speed gas-liquid streams and carries out preliminary desulfurization, then use spraying technique into
The contact of row gas-liquid two-phase cross flow one absorbs neutralization reaction, makes to have between gas-liquid biggish in the case where same desulfurizing tower volume
Contact area and longer time of contact, to improve the removal efficiency and desulfuration efficiency of sulfur dioxide.
4, the lower ending opening of the first spray equipment and jet apparatus is arranged at intervals on the periphery of air inlet pipe by the present invention, so that
In opening sulfide gas and lime slurry adverse current, blistering reaction occurs between gas-liquid, further improve desulphurizing ratio and takes off
Except efficiency.
Further advantage, target and feature of the invention will be partially reflected by the following instructions, and part will also be by this
The research and practice of invention and be understood by the person skilled in the art.
Detailed description of the invention
Fig. 1 is the side view of inventive desulfurization tower；
Fig. 2 is longitudinal half sectional view of inventive desulfurization tower；
Fig. 3 is the structural schematic diagram of jet apparatus of the present invention；
Fig. 4 is the structural schematic diagram of spray equipment of the present invention；
Fig. 5 is the enlarged drawing of A of the present invention；
Fig. 6 is the top view of jet apparatus of the present invention；
Fig. 7 is the top view of the first spray equipment of the invention；
Fig. 8 is the top view of the second spray equipment of the invention.
In figure: 1, desulfurizing tower tower body；2, booster fan；3, air inlet pipe；4, jet apparatus；5, the first spray equipment；6,
Two spray equipments；7, first into slurry branch pipe；8, second into slurry branch pipe；9, escape pipe；10, grout outlet；11, water level sensor；12,
Nozzle；13, mounting hole；41, venthole；42, the first grout outlet；43, gas-guide tube；44, tap；51, the second grout outlet；52,
Positioning column；61, third goes out paddle mouth；62, the second catheter.
Specific embodiment
Present invention will be described in further detail below with reference to the accompanying drawings, to enable those skilled in the art referring to specification text
Word can be implemented accordingly.
It should be appreciated that such as " having ", "comprising" and " comprising " term used herein do not allot one or more
The presence or addition of a other elements or combinations thereof.
Referring to Fig. 2, the present invention provides a kind of technical solution: a kind of Industrial cleaning facility system removing sulfide gas, packet
Include desulfurizing tower, demister and waste water water tank.
Specifically, desulfurizing tower includes desulfurizing tower tower body 1, air inlet pipe 3, jet apparatus 4, the first spray equipment 5, second spray
Device 6 and escape pipe 9 etc., wherein air inlet pipe 3 is co-axially located in desulfurizing tower tower body 1, jet apparatus 4, the first spray equipment 5
It is set in 3 periphery of air inlet pipe with 6 coaxial spaced of the second spray equipment, and jet apparatus 4 is connected to air inlet pipe 3, escape pipe 9 is arranged
On the side wall on 1 top of desulfurizing tower tower body.
The bottom of desulfurizing tower tower body 1 is arranged to funnel-shaped structure, refluxing opening and the grout outlet 10 of 1 bottom of desulfurizing tower tower body
Arrival end connection, the outlet end of grout outlet 10 is connected to waste water water tank.
The arrival end of 3 bottom of air inlet pipe extends outwardly from the internal side wall for passing through 1 bottom of desulfurizing tower tower body, the extension end with
The booster fan 2 outside desulfurizing tower tower body 1 is arranged in be connected to, booster fan 2 imported into air inlet pipe 3 after sulfide gas pressurizes
Interior, then sulfide gas is flowed up along air inlet pipe 3, and from the jet apparatus 4 being connected to air inlet pipe 3 spray enter it is de-
The inside of sulphur tower tower body 1.
It is axially disposed on 1 outer wall of desulfurizing tower tower body to have second into slurry branch pipe 8, second into slurry branch pipe 8 by the lime of pressurization
Slurries introduce the first spray equipment 5；First is arranged at intervals in air inlet pipe 3 into slurry branch pipe 7, first into slurry branch pipe 7 by pressurization
Lime slurry introduces the second spray equipment 6, and first successively passes through the side wall of 3 bottom of air inlet pipe into slurry 7 arrival end of branch pipe from inside
Drawn outward with after the side wall of 1 bottom of desulfurizing tower tower body, the exit and second into slurry 8 bottom of branch pipe arrival end collect after with
Inlet pipe connection.
Jet apparatus 4 is a funnel-shaped structure, and multiple 4 coaxial spaceds of jet apparatus are set in 3 periphery of air inlet pipe, and jet flow
4 periphery of device is bonded setting with 1 internal perisporium of desulfurizing tower tower body, offers the first interlayer in jet apparatus 4, and the first interlayer with into
Tracheae 3 is connected to, and 4 upper surface of jet apparatus offers venthole 41, and venthole 41 is connected to the first interlayer, specifically, air inlet pipe 3
Sulfide gas after pressurization is imported into the first interlayer, then is entered in desulfurizing tower tower body 1 from being sprayed in venthole 41
Portion, the air intake structure of the jet apparatus 4 allow the flow to sufficiently be crushed, and effectively improve connecing for sulfide gas and lime slurry
The periphery of air inlet pipe 3 is arranged in touching rate, further, multiple 4 coaxial spaceds of jet apparatus so that sulfide gas successively to
Outer ejection further increases reaction contact area of the sulfide gas inside desulfurizing tower tower body as a result, while also increasing
Time of contact between gas-liquid.The aperture of venthole 41 cooperates the high pressure in the first interlayer between 100um-1mm, avoids
The liquid that 4 upper surface of jet apparatus is gathered is entered in the first interlayer by venthole 41.
First spray equipment 5 is a funnel-shaped structure, and multiple first spray equipment, 5 coaxial spaceds are set in outside air inlet pipe 3
Week, the fitting of the first spray equipment 5 are arranged in 4 lower end of jet apparatus, and 5 periphery of the first spray equipment and 1 inner circumferential of desulfurizing tower tower body
Wall fitting setting further offers the second interlayer in the first spray equipment 5, second connects into slurry branch pipe 8 and the second interlayer
It is logical.
Specifically, multiple first catheters, and the first catheter is arranged into axially spaced on slurry 8 tube wall of branch pipe second
Position and the position of the first spray equipment 5 correspond, the first end of the first catheter is connected to second into branch pipe 8 is starched, the
The second end of one catheter is connected to the second interlayer.
In the present embodiment, 5 lower surface of the first spray equipment opens up several mounting holes 13 with the direction perpendicular to its surface, peace
Fill the lower surface that hole 13 covers the first spray equipment 5；Nozzle 12 is installed in mounting hole 13, nozzle 12 is connected to the second interlayer,
And nozzle 12 is sprayed along the direction vertical with 5 lower surface of the first spray equipment, the first spray equipment 5 and the second spray equipment
The setting of 6 parallel intervals.That is, the direction of the first spray equipment 5 spray lime slurry and gas are under the first spray equipment 5
Path of side when flowing through is perpendicular, and such design is so that in the case where same first spray equipment, 5 lower surface area, nozzle 12
The spray liquid sprayed out and the sulfide gas flowed through below obtain bigger contact area, to improve sulfur dioxide
Removal efficiency.Meanwhile mounting hole 13 covers the lower surface of the first spray equipment 5, that is, nozzle 12 covers the first spray equipment 5
Lower surface realizes the lime slurry sprayed in the first spray equipment 5 and covers the path that entire sulfide gas flows through, improves gas
The contact rate of body and lime slurry in the case where cooperating same desulfurizing tower volume, is set up more along the inner wall of desulfurizing tower tower body 1
The structure that first spray equipment 5 of layer is matched with jet apparatus 4 finally effectively increases contact effect of the gas with lime slurry
Rate and contact distance, improve the reactive absorption efficiency to pernicious gas.
From the foregoing, it will be observed that flowing up through jet apparatus 4 from the sulfide gas that 3 bottom of air inlet pipe enters, the first folder is entered
It is sprayed outward from venthole 41 after layer, and the lime slurry of pressurization is introduced the by the first catheter into slurry branch pipe 8 by second
Two interlayers, then lime slurry sprays downwards from the nozzle 12 on 5 lower surface of the first spray equipment, i.e., in the first spray equipment
In space between 5 and jet apparatus 4, sulfide gas and lime slurry row gas-liquid two-phase come into full contact with absorption neutralization reaction,
Sulfide gas passes through a spray-absorption as a result, reaction residence time of the sulfide gas in tower is increased, thus effectively
Improve the absorptivity of sulfide gas.
Second spray equipment 6 is a funnel-shaped structure, is provided with the second spray between the first spray equipment of each adjacent two 5
Device 6, the second spray equipment 6 are coaxially set in 3 periphery of air inlet pipe, and the second spray equipment 6 is distributed in 41 upper end of venthole, and second
6 periphery of spray equipment and 1 internal perisporium interval of desulfurizing tower tower body are arranged, and offer third interlayer, and first in the second spray equipment 6
It is connected into slurry branch pipe 7 with third interlayer.
Specifically, first imported into the lime slurry after pressurization in third interlayer into slurry branch pipe 7, the second spray equipment 6
The high pressure lime slurry of middle spray is parallel with the sulfide gas uniformly sprayed from jet apparatus 4, and high pressure occurs and liquidates, makes
Two strands of high-speed gas-liquid streams, which impact mutually, carries out desulfurization, greatly improves the removal efficiency of sulfur dioxide, sulfide gas is second
6 lower section of spray equipment is after a spray-absorption of lime slurry, between the second spray equipment 6 and desulfurizing tower tower body 1
It is overflowed upwards in gap, sulfide gas is successively worn after the secondary spraying for the lime slurry that the first spray equipment 5 sprays absorbs
The gap upper layer crossed between the first spray equipment 5, jet apparatus 4 and air inlet pipe 3 is overflowed, and crosses through second positioned at upper layer
The lime white liquid layer sprayed in spray equipment 6 carries out desulfurization, and so on, sulfide gas passes through multiple spray-absorption as a result,
It is long to spray response path, reaction residence time of the sulfide gas in tower is increased, to effectively increase sulfide gas
Absorptivity.
In the present embodiment, the upper and lower ends of air inlet pipe 3 are respectively arranged with first spray equipment 5, and 3 top of air inlet pipe
Positioned at the lower section at 1 top of desulfurizing tower tower body；First draws one behind 3 top of air inlet pipe into 7 top of slurry branch pipe from inside outward
Set a distance, the top of the exit are located at the lower section of the first spray equipment of top 5, and first is provided with one into the top of slurry branch pipe 7
A second spray equipment 6；The rear end that enters of escape pipe 9 is arranged on the side wall on 1 top of desulfurizing tower tower body, and the entrance of escape pipe 9
End is located at the top of the first spray equipment of top 5.
Further, to make waste reflux, under jet apparatus 4, the first spray equipment 5 and the second spray equipment 6
End is spaced apart with the junction of 3 periphery of air inlet pipe is equipped with several grout outlets.
Specifically, 4 bottom opening inner circumferential of jet apparatus offers the first grout outlet 42 of annular, the first grout outlet 42 with into
Tracheae 3 is coaxially disposed, and the internal diameter of the first grout outlet 42 is greater than the outer diameter of air inlet pipe 3, is arranged in 42 inner circumferential of the first grout outlet more
A gas-guide tube 43, and the lateral symmetry periphery for being distributed in air inlet pipe 3 of multiple gas-guide tubes 43, the first end of gas-guide tube 43 and the first folder
Layer connection, the second end of gas-guide tube 43 are connected to air inlet pipe 3.
The opening inner circumferential of first spray equipment, 5 bottom offers the second grout outlet 51 of annular, the second grout outlet 51 with into
Tracheae 3 is coaxially disposed, and the internal diameter of the second grout outlet 51 is consistent with the internal diameter of the first grout outlet 42, in 51 inner circumferential of the second grout outlet
Multiple positioning columns 52, and the lateral symmetry periphery for being fixed on air inlet pipe 3 of multiple positioning columns 52 be set, the size of positioning column 52 with lead
The outside dimension of tracheae 43 is consistent, and the fitting of positioning column 52 is arranged in 43 lower end of gas-guide tube.
Second spray equipment, 6 bottom opening inner circumferential offers the third grout outlet 61 of annular, third grout outlet 61 and air inlet
Pipe 3 is coaxially disposed, and the internal diameter of third grout outlet 61 is consistent with the internal diameter of the second grout outlet 51, sets in 61 inner circumferential of third grout outlet
Multiple second catheters 62 are set, multiple second catheters 62 are lateral symmetry to be distributed in second into the periphery of slurry branch pipe 8, air inlet pipe 3
It is radially spaced on tube wall to open up several pores 44, and the position for opening up position and the second catheter 62 of tap 44 is one by one
Corresponding, the first end of the second catheter 62 is connected to third interlayer, and the second end of the second catheter 62 is across tap 44 and the
Two are connected into slurry branch pipe 8.
From the foregoing, it will be observed that by the size between positioning column 52 and gas-guide tube 43, the second grout outlet 51 and the first grout outlet 42
It is set, discarded lime slurry is flowed downward out from grout outlet to greatest extent, is avoided due to spray equipment
The lime slurry discarded caused by flow is excessive is deposited between spray equipment and jet apparatus 4, meanwhile, by the first spray equipment 5
The periphery of air inlet pipe 3 is arranged at intervals on the lower ending opening of jet apparatus 4, so that in the sulfide gas and lime white of opening
Liquid liquidates countercurrently, i.e., discarded lime slurry flows to the first grout outlet 42 from the second grout outlet 51, simultaneously sulfide
Gas is then flowed from the first grout outlet 42 to the second grout outlet 51, and blistering reaction occurs between gas-liquid, to sulfide gas carry out into
The desulfurization of one step, the lime slurry after being not only effectively utilized spray improve the utilization rate to lime slurry, meanwhile, it improves
To the absorptivity and removal efficiency of sulfide gas, reduce costs.
In the present embodiment, water level biography is installed on 42 internal perisporium of the first grout outlet of the jet apparatus 4 of 3 lower part of air inlet pipe
Sensor 11, the terminal of water level sensor 11 are connected with controller, controller and connecting on inlet pipe into stock pump.Specifically, water
Level sensor 11 measures the amount of the discarded lime slurry flowed down not in time in grout outlet, then is adjusted by controller into stock pump, into
And the output frequency of liquid in inlet pipe is controlled, it can effectively prevent discarded lime slurry bulk deposition in jet apparatus 4
Upper surface, result in blockage phenomenon, causes sulfide gas that can not normally spray from venthole 41.In the present invention, pass through monitoring
The liquid level of the lime slurry gathered above the jet apparatus 4 of 3 lower part of air inlet pipe, at the same control inlet pipe into slurry flow and
The charge flow rate of booster fan 2 realizes the balance of the two, that is, the jet flow for going out throughput and spray equipment of jet apparatus 4
Amount reaches dynamic equilibrium, and the liquid level of the lime slurry to maintain 4 bottom of every layer of jet apparatus to gather is lower, guarantees air inlet pipe
The lime slurry gathered above the jet apparatus 4 of 3 lower parts will not cause to hinder to the ejection sulfide gas of jet apparatus 4, gas
Body being capable of smooth outflow.
The arrival end of demister is connected to 9 outlet end of escape pipe, and demister outlet end is connected to a chimney, purified
Wet sulfide gas is discharged after demister is dry from chimney.
The arrival end of waste water water tank is connected to the refluxing opening of 1 bottom of desulfurizing tower tower body, and discarded lime slurry is collected into
Waste water water tank prevents from bringing secondary pollution.
It is imported into air inlet pipe 3 in conclusion sulfide gas passes through after booster fan 2 pressurizes, then sulfide gas
It is flowed up along air inlet pipe 3, and sprays the inside for entering desulfurizing tower tower body, sulphur from the jet apparatus 4 being connected to air inlet pipe 2
Compound gas is uniformly sprayed from the venthole 41 of the jet apparatus of bottommost 4 first, and is set to 41 upper end of venthole most
The lime slurry sprayed in second spray equipment 6 of bottom forms high pressure and liquidates, and carries out the gas liquid reaction of first time, then vulcanizes
Object gas overflows upwards from the gap between 1 inner wall of the second spray equipment 6 and desulfurizing tower tower body of the bottom, at this point, the bottom
First spray equipment 5 sprays lime slurry along the direction vertical with 5 lower surface of the first spray equipment, carries out gas with sulfide gas
The contact of liquid two-phase cross flow one absorbs neutralization reaction, i.e., carries out second of desulfurization process, the sulfide gas to sulfide gas
The second grout outlet of the first spray equipment 5 positioned at bottommost upper layer and the jet apparatus 4 on bottommost upper layer are sequentially passed through upwards
The first grout outlet, and blistering reaction occurs with the lime slurry that wherein flows downward, so that sulfide gas completes third time
Desulfurization, the above are one layer of desulfurization structure, the sulfide gas after three step desulfurization process is flowed through positioned at bottommost upper layer
When jet apparatus 4, reacted with lime slurry is sprayed along longitudinal direction in the second spray equipment 6 for being located at bottommost upper layer, and with
The sulfide gas mixing sprayed in the venthole 41 on bottommost upper layer, and so on, the step of multi-layer desulfurization reacts is repeated, most
Eventually by sufficiently cleaned up and reach the wet sulfide gas of discharge mark and introduce demister from escape pipe 9 and be dried,
Finally it is discharged from chimney, and discarded lime slurry is successively flowed downward out from grout outlet, most imports waste water water through grout outlet 10 afterwards
Case recycling.
The present invention uses the air intake structure of multiple jet apparatus 4, crushes air-flow sufficiently, effectively improves sulfide gas
With the contact rate of lime slurry, while contact gradually is carried out between gas-liquid, extend soak time, greatly improve sulfur dioxide
Removal efficiency；The second spray equipment 6 that the present invention is liquidated by setting with 4 high pressure of jet apparatus, and it is fitted in jet apparatus 4
First spray equipment 5 of lower end impacts mutually first with two strands of high-speed gas-liquid streams and carries out preliminary desulfurization, then uses spraying technique
It carries out the contact of gas-liquid two-phase cross flow one and absorbs neutralization reaction, make to have between gas-liquid larger in the case where same desulfurizing tower volume
Contact area and longer time of contact, to improve the removal efficiency and desulfuration efficiency of sulfur dioxide；The present invention is by first
The lower ending opening of spray equipment 5 and jet apparatus 4 is arranged at intervals on the periphery of air inlet pipe so that opening sulfide gas with
When lime slurry adverse current, blistering reaction occurs between gas-liquid, further improves desulphurizing ratio and removal efficiency.In short, this removing sulphur
The Industrial cleaning facility system of compound gas has desulphurizing ratio high, and desulfuration efficiency is big, and output is stablized, and low energy consumption, and long service life etc. is excellent
Point, suitable for some large-scale and improvement of the middle-size and small-size power plant to sulfide gas.
Although being disclosed for illustrative purpose the preferred embodiment of the present invention, those skilled in the art
Member will recognize that: without departing from the scope and spirit of the present invention as disclosed in appended claims, be able to carry out
Various modifications, addition and replacement.
Claims (10)
1. a kind of Industrial cleaning facility system for removing sulfide gas characterized by comprising
Desulfurizing tower comprising:
Air inlet pipe (3) is co-axially located in desulfurizing tower tower body (1), and air inlet pipe (3) lower end is connected to a booster fan (2),
Interval is arranged one first into slurry branch pipe (7) in the air inlet pipe (3)；
Jet apparatus (4) is a funnel-shaped structure, offers the first interlayer, multiple jet flows in the jet apparatus (4)
Device (4) coaxial spaced is set in the air inlet pipe (3) periphery, and first interlayer is connected to the air inlet pipe (3), described
Jet apparatus (4) upper surface offers venthole (41), and the venthole (41) is connected to first interlayer；
First spray equipment (5), is a funnel-shaped structure, and multiple first spray equipment (5) coaxial spaceds are set in institute
Air inlet pipe (3) periphery is stated, the first spray equipment (5) fitting setting is in the jet apparatus (4) lower end, and described first sprays
Shower device (5) periphery is bonded setting with desulfurizing tower tower body (1) internal perisporium, and is offered in first spray equipment (5)
Two interlayers；
Second spray equipment (6) is a funnel-shaped structure, is arranged one between the first spray equipment (5) described in each adjacent two
Second spray equipment (6), second spray equipment (6) are coaxially set in the air inlet pipe (3) periphery, second spray
Shower device (6) is distributed in the venthole (41) upper end, the second spray equipment (6) periphery and the desulfurizing tower tower body (1)
Internal perisporium interval is arranged, and offers third interlayer in second spray equipment (6)；And
Escape pipe (9) is arranged in desulfurizing tower tower body (1) upper portion side wall, and the escape pipe (9) arrival end is located at institute
State the upper end of the first spray equipment (5)；
Demister, arrival end are connected to the escape pipe (9) outlet end, and the demister outlet end is connected to a cigarette
Chimney；And
Waste water water tank, arrival end are connected to the refluxing opening of desulfurizing tower tower body (1) bottom；
Wherein, the jet apparatus (4), first spray equipment (5) and the second spray equipment (6) lower end and it is described into
The junction of tracheae (3) periphery, which is spaced apart, is equipped with several grout outlets, and each second interlayer and third interlayer pass through one into slurry
Pipe introduces the lime slurry through being overpressurized.
2. the Industrial cleaning facility system of removing sulfide gas as described in claim 1, which is characterized in that the desulfurizing tower tower body
(1) bottom is arranged to funnel-shaped structure, the refluxing opening of desulfurizing tower tower body (1) bottom and the arrival end of a grout outlet (10)
Connection, and the outlet end of the grout outlet (10) is connected to the waste water water tank；Air inlet pipe (3) upper and lower ends are respectively set
Under thering is first spray equipment (5), air inlet pipe (3) head clearance to be located at the top of the desulfurizing tower tower body (1)
Side, air inlet pipe (3) the bottom inlet end is after the internal side wall for passing through desulfurizing tower tower body (1) bottom with setting described
The external booster fan (2) connection of desulfurizing tower tower body (1).
3. the Industrial cleaning facility system of removing sulfide gas as claimed in claim 2, which is characterized in that the jet apparatus
(4) periphery is bonded setting with desulfurizing tower tower body (1) internal perisporium, and jet apparatus (4) the bottom opening inner circumferential opens up a ring
The first grout outlet (42) of shape, first grout outlet (42) and the air inlet pipe (3) are coaxially disposed, and first grout outlet
(42) internal diameter is greater than the outer diameter of the air inlet pipe (3)；Multiple gas-guide tubes (43) are arranged in first grout outlet (42) inner circumferential, and
Multiple lateral symmetry peripheries for being distributed in the air inlet pipe (3) of the gas-guide tube (43), the first end of the gas-guide tube (43) with
The first interlayer connection, the second end of the gas-guide tube (43) are connected to the air inlet pipe (3)；Venthole (41) setting
On the upper surface of the jet apparatus (4) of the first grout outlet (42) upper end opening periphery.
4. the Industrial cleaning facility system of removing sulfide gas as claimed in claim 3, which is characterized in that the first spray dress
Set the second grout outlet (51) that (5) bottom opening inner circumferential opens up an annular, second grout outlet (51) and the air inlet pipe (3)
Coaxial arrangement, and the internal diameter of second grout outlet (51) is consistent with the internal diameter of first grout outlet (42)；Described second goes out
It starches mouth (51) inner circumferential and multiple positioning columns (52) is set, and multiple positioning columns (52) are lateral symmetry is fixed on the air inlet pipe
(3) size of periphery, the positioning column (52) is consistent with the outside dimension of the gas-guide tube (43), positioning column (52) fitting
It is arranged in the gas-guide tube (43) lower end.
5. the Industrial cleaning facility system of removing sulfide gas as claimed in claim 4, which is characterized in that the second spray dress
It sets (6) periphery and desulfurizing tower tower body (1) the internal perisporium interval is arranged, the second spray equipment (6) bottom opening inner circumferential is opened
If the third grout outlet (61) of an annular, the third grout outlet (61) and the air inlet pipe (3) are coaxially disposed, and the third
The internal diameter of grout outlet (61) is consistent with the internal diameter of second grout outlet (51).
6. the Industrial cleaning facility system of removing sulfide gas as claimed in claim 5, which is characterized in that the desulfurizing tower tower body
(1) on outer wall axially disposed one second into slurry branch pipe (8), described second into slurry branch pipe (8) tube wall on axially spaced setting
Multiple first catheters, and the position of first catheter and the position of first spray equipment (5) correspond, it is described
The first end of first catheter is connected to described second into slurry branch pipe (8), the second end of first catheter and described second
Interlayer connection；Described first into slurry branch pipe (7) arrival end successively from the internal side wall for passing through the air inlet pipe (3) bottom and described
It is drawn outward after the side wall of desulfurizing tower tower body (1) bottom, which converges with the described second arrival end into slurry branch pipe (8) bottom
It is connected to after collection with the inlet pipe.
7. the Industrial cleaning facility system of removing sulfide gas as claimed in claim 6, which is characterized in that the third grout outlet
(61) inner circumferential is arranged multiple second catheters (62), multiple second catheters (62) are lateral symmetry be distributed in described second into
The periphery for starching branch pipe (8), it is radially spaced on air inlet pipe (3) tube wall to open up several pores (44), and the tap
(44) the position for opening up position and second catheter (62) corresponds, the first end of second catheter (62) with
Third interlayer connection, the second end of second catheter (62) pass through the tap (44) with described second into slurry branch
Manage (8) connection.
8. the Industrial cleaning facility system of removing sulfide gas as claimed in claim 6, which is characterized in that described first props up into slurry
Certain distance is drawn outward after passing through the air inlet pipe (3) top from inside at the top of pipe (7), and the top of the exit is located at top
First spray equipment (5) below, described first into slurry branch pipe (7) top be provided with second spray equipment
(6).
9. the Industrial cleaning facility system of removing sulfide gas as claimed in claim 3, which is characterized in that be arranged in the air inlet
It manages and a water level sensor (11), institute is installed on the first grout outlet (42) internal perisporium of the jet apparatus (4) of (3) lower part
The terminal for stating water level sensor (11) connects a controller, the controller and connecting on the inlet pipe into stock pump.
10. the Industrial cleaning facility system of removing sulfide gas as described in claim 1, which is characterized in that first spray
Device (5) lower surface is opened up several mounting holes (13) with the direction perpendicular to its surface, the mounting hole (13) covering described the
The lower surface of one spray equipment (5)；It is equipped with nozzle (12) in the mounting hole (13), the nozzle (12) and second folder
Layer connection, and the nozzle (12) is sprayed along the direction vertical with the first spray equipment (5) lower surface, described first
Spray equipment (5) and the setting of the second spray equipment (6) parallel interval.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910475013.7A CN110180373B (en) | 2019-06-03 | 2019-06-03 | Industrial purification system for removing sulfide gas |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910475013.7A CN110180373B (en) | 2019-06-03 | 2019-06-03 | Industrial purification system for removing sulfide gas |
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| CN110180373B CN110180373B (en) | 2023-11-17 |
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| Application Number | Title | Priority Date | Filing Date |
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Cited By (1)
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| CN116351234A (en) * | 2023-03-23 | 2023-06-30 | 汇舸(南通)环保设备有限公司 | Smoke residence time extension device and marine desulfurizing tower adopting same |
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| CN110180373B (en) | 2023-11-17 |
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