CN109663439A - A kind of quenching flue gas ash removal tower - Google Patents
A kind of quenching flue gas ash removal tower Download PDFInfo
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- CN109663439A CN109663439A CN201811004477.1A CN201811004477A CN109663439A CN 109663439 A CN109663439 A CN 109663439A CN 201811004477 A CN201811004477 A CN 201811004477A CN 109663439 A CN109663439 A CN 109663439A
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- flue gas
- tower body
- tower
- heat pipe
- ash removal
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- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 title claims abstract description 96
- 239000003546 flue gas Substances 0.000 title claims abstract description 96
- 238000010791 quenching Methods 0.000 title claims abstract description 46
- 230000000171 quenching effect Effects 0.000 title claims abstract description 46
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 111
- 239000007921 spray Substances 0.000 claims abstract description 69
- 239000012530 fluid Substances 0.000 claims abstract description 34
- 239000000779 smoke Substances 0.000 claims abstract description 16
- 238000001816 cooling Methods 0.000 claims abstract description 8
- 239000000178 monomer Substances 0.000 claims description 20
- 238000011010 flushing procedure Methods 0.000 claims description 14
- 238000001704 evaporation Methods 0.000 claims description 7
- 230000008020 evaporation Effects 0.000 claims description 7
- 239000000463 material Substances 0.000 claims description 6
- 238000009833 condensation Methods 0.000 claims description 5
- 230000005494 condensation Effects 0.000 claims description 5
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 claims description 5
- 229910010271 silicon carbide Inorganic materials 0.000 claims description 5
- 239000000428 dust Substances 0.000 abstract description 33
- 239000007789 gas Substances 0.000 abstract description 14
- 230000007613 environmental effect Effects 0.000 abstract description 8
- 230000008901 benefit Effects 0.000 abstract description 4
- 238000004134 energy conservation Methods 0.000 abstract description 4
- 239000010410 layer Substances 0.000 description 70
- 230000000694 effects Effects 0.000 description 9
- 239000000571 coke Substances 0.000 description 8
- 238000010586 diagram Methods 0.000 description 6
- 239000007788 liquid Substances 0.000 description 5
- 239000002245 particle Substances 0.000 description 5
- 238000005406 washing Methods 0.000 description 5
- 238000010521 absorption reaction Methods 0.000 description 4
- 238000004140 cleaning Methods 0.000 description 4
- 238000004939 coking Methods 0.000 description 4
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 3
- 238000009826 distribution Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000005507 spraying Methods 0.000 description 3
- 238000005299 abrasion Methods 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 239000003344 environmental pollutant Substances 0.000 description 2
- 239000003500 flue dust Substances 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 231100000719 pollutant Toxicity 0.000 description 2
- 238000004080 punching Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 229910000975 Carbon steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 239000010962 carbon steel Substances 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 239000003610 charcoal Substances 0.000 description 1
- 230000019771 cognition Effects 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000007123 defense Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 229920001971 elastomer Polymers 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000013618 particulate matter Substances 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000002356 single layer Substances 0.000 description 1
- 230000001629 suppression Effects 0.000 description 1
- 239000002351 wastewater Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D50/00—Combinations of methods or devices for separating particles from gases or vapours
- B01D50/40—Combinations of devices covered by groups B01D45/00 and B01D47/00
-
- 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
- B01D53/265—Drying gases or vapours by refrigeration (condensation)
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2258/00—Sources of waste gases
- B01D2258/02—Other waste gases
- B01D2258/0283—Flue gases
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Engineering & Computer Science (AREA)
- Analytical Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Treating Waste Gases (AREA)
Abstract
The present invention relates to quenching tower smoke gas treatment technical fields, disclose a kind of quenching flue gas ash removal tower, the quenching flue gas ash removal tower includes tower body and chimney, smoke inlet pipe and discharge outlet is arranged in the equal fluid layer of bottom-up setting dedusting, water spray layer, ridge type demister and heat pipe condenser, tower body bottom in tower body.The characteristics of according to quenching flue gas, flue gas enters from the lower part of quenching flue gas ash removal tower, it is uniformly distributed through the equal fluid layer of dedusting, preliminary dust removal, enter water spray layer later and carries out wet cooling dedusting, again after the further demisting dedusting of ridge type demister of water spray layer top setting, flue gas and heat pipe condenser contact heat-exchanging, temperature reduce 3-5 DEG C, after dedusting, dust content≤20mg/m in flue gas3, through chimney qualified discharge.The problem of quenching flue gas ash removal tower disclosed by the invention has many advantages, such as energy conservation and environmental protection, high dust collection efficiency, easy to spread, and it is high to solve quenching dust content, direct emission environment easy to pollute.
Description
Technical field
The present invention relates to quenching tower smoke gas treatment technical fields, more particularly to a kind of quenching flue gas ash removal tower.
Background technique
Coke chemicals are widely used in chemical industry, medical industry, refractory industry and national defense industry, and coking in recent years produces
Industry is rapidly developed, and consequent is that the blowdown flow rate of coking production also increases rapidly, and environmental problem is more and more prominent.
The characteristics of coking produces is that energy consumption is high, blowdown flow rate is big.During the quenching of coke making process, coke quenching water and red-hot coke
The entrainment with steam generated after charcoal contact has a large amount of coke powder.Under normal conditions, coke per ton can generate about during quenching
The coke powder of 1000g is quenched steam and takes away, conventional wet quenching tower due in terms of dust suppression only with single layer baffle plate
Formula dust-extraction unit, coke per ton is quenched steam and takes away there are about the coke powder of 300g is discharged into atmosphere, generates to surrounding enviroment serious dirty
Dye.
With country, the successive appearance implementation of the every environmental regulation in place, to wanting for the pollution emission standard of coking manufacturing enterprise
It asks and is increasingly stringenter.Control for active response State Ministry of Environmental Protection about coke oven production pollutant emission index, each coke-oven plant is all
Purified treatment is carried out to coke oven flue gas, to reach the index of pollutant emission.
In order to solve the above problem, it is necessary to design a kind of quenching flue gas ash removal tower, the dust in quenching flue gas is taken off
It removes, reaches flue gas ash removal and certain de- white effect, meet the requirement of environment protection emission.
Summary of the invention
The present invention in order to overcome at least one of the drawbacks of the prior art described above (deficiency), provide a kind of energy conservation and environmental protection,
High dust collection efficiency, quenching flue gas ash removal tower easy to spread.
In order to solve the above technical problems, the technical scheme adopted by the invention is as follows:
A kind of quenching flue gas ash removal tower, including tower body and chimney, which is characterized in that inside the quenching flue gas ash removal tower body under
It is disposed with the equal fluid layer of dedusting, water spray layer, ridge type demister and heat pipe condenser, the tower body lower part setting upwards
There is smoke inlet pipe, discharge outlet is arranged in tower body bottom.
Further, the equal fluid layer of the dedusting is laterally arranged in tower body, is equidistantly uniformly arranged lattice on the equal fluid layer of dedusting
Grid stick, the grid stick are parallel to each other, and grid stick is elongated pole shape, the equal fluid layer edge of dedusting and the fixed company of tower body inner wall
It connects, the material selection intensity of the grid stick is good, high temperature resistant, etch-proof material, such as carbon steel line with rubber, ceramics etc., described to remove
The setting quantity of grid stick can be determined according to gas wash tower design calculation result on the equal fluid layer of dirt.Flue gas passes through the equal fluid layer of dedusting,
Pass through from the gap between grid stick, flue gas flow channel is changed by grid stick, air flow method can be made more uniform in this way, is increased
The contact area of flue gas and shower water, while also increasing flue gas in the intracorporal stop of tower and dedusting time.
Further, the water spray layer is set to above the equal fluid layer of dedusting, and laterally fixation is set water spray layer in tower body
It sets, the water spray layer includes spray waterpipe and nozzle, and the nozzle is arranged on spray waterpipe, and shower water in tower wall through being arranged
Shower water inlet tube enter in tower body, distribute to water spray layer spray waterpipe, then through spray waterpipe by shower water distribute to
Shower water is injected into cone by nozzle, nozzle, and the spray waterpipe end is fixedly connected with tower body inner wall.In gas wash tower water spray
Up and down, flue gas comes into full contact with layer with the shower water for forming cone, and flue gas is cooled down by shower water, while most of dust in flue gas
It is soaked and absorbs by shower water, fall on tower bottom with shower water.Setting water spray layer has the advantage that increase flue gas contacts with shower water
Area improves cleaning dust efficiency；Flue gas is washed by shower water, absorbs the dust in flue gas, energy conservation and environmental protection；Absorb dust
Shower water through precipitation and separation, remove dust, can be recycled, save water resource；It, can also be to flue gas by shower water dedusting
Cool down, meets environment protection emission requirement.
Further, in order to improve efficiency of dust collection, make to spray drop diameter holding in the appropriate range, while improving dedusting
The nozzle of droplet distribution on tower section, the water spray layer uses tangential hollow cone nozzle.Using tangential hollow cone nozzle,
Advantage are as follows: when nozzle flow is lower, be still able to maintain liquid-drop diameter appropriate；At low flow rates, in nozzle minimum cross section
The risk that will not be blocked；If setting is rationally, the cone that shower water is formed can carry out in the middle part of two opposite spraying layers
Overlapping, can be improved dust removal efficiency in this way.The nozzle material selection silicon carbide, because silicon carbide has excellent antioxygen
The property changed, good corrosion resistance, excellent room temperature and mechanical behavior under high temperature, high abrasion resistance and low coefficient of friction, because
And the stability of nozzle operation can be improved.
Further, the ridge type demister is set to above water spray layer, and ridge type demister is lateral in tower body
Setting, the ridge type demister include the corrugated sheet being arranged in ridge type, supporting beam, and the corrugated sheet and supporting beam, which are fixed, to be connected
It connects, the support beam end is fixedly connected with tower body inner wall, and the ridge type demister is additionally provided with rinse water arrangement, the punching
Washing equipment includes wash tub pipe and rinses (operating) water nozzle, and flushing water inlet tube of the flushing water through being arranged in tower wall enters in tower body,
Distribute through wash tub pipe to (operating) water nozzle is rinsed, flushing water sprays by flushing (operating) water nozzle, to the corrugated sheet on ridge type demister into
Row rinses.Connection sheet and bolt fastening are used between each module of ridge type demister, has supporting beam below each module, are increased
Carrying.The effect that ridge type demister is arranged is: in water spray layer, after high-temperature flue gas is contacted with shower water, and a part spray
Water can be heated and flash to water vapour, become entrained in the flue gas by spray washing, and direct outlet will increase discharge amount of exhaust gas, unfavorable
In environmental protection, while increasing spray water consumption, and the flue gas Jing Guo the cleaning dust of water spray layer also has a part of particle object not
It is completely removed, therefore the drop and particulate matter carried secretly in flue gas is further separated and recovered.Ridge type demister needs logical
The periodic flushing for crossing external flushing water guarantees the clean state on its surface, prevents fouling, influences exhaust gases passes.
Further, the heat pipe condenser is the cylindric heat pipe heat being encircled by heat pipe monomer, the cylindric heat
Pipe group is vertically fixedly installed on the engaging portion of tower body and chimney, is fixedly connected in the middle part of the heat pipe monomer with tower wall.The heat pipe
The heat pipe monomer lower section of condenser is evaporation ends, and heat pipe monomer lower section is placed in the inner cavity of the tower body, and heat pipe monomer upper section is cold
Solidifying end, heat pipe monomer upper section expose in air, and heat pipe monomer upper section outer wall is equidistantly positioned cooling fin.Medium in heat pipe is cold
But afterwards to be liquid, due to gravity, heat pipe bottom is rested on, is also just placed in the inner cavity of tower body, when high-temperature flue gas is steamed through superheater tube
When originator, to the medium in heat pipe, the heated heating of medium becomes gas and floats to heat pipe monomer top the heat transfer of high-temperature flue gas
End turns to the medium circulation of gas to the condensation end of heat pipe exposed in air, the temperature external world much lower relative to flue gas
Gas medium in the cooling heat pipe of air, gas medium become the evaporation ends that liquid returns to heat pipe bottom after cooling,
Tower body inner cavity is reentered, again cooled flue gas.After high-temperature flue gas and the heat exchange of heat pipe evaporation ends are cooled, carried in flue gas
Droplet will be precipitated into saturated vapor, and droplet, which can absorb, carries part dust, flow down under the effect of gravity along heat pipe wall, finally
Tower bottom is fallen on, flue gas is through chimney high altitude discharge, in this way while flue gas cool-down, also further improves efficiency of dust collection.
Heat pipe is the prior art, is a kind of heat transfer element with very high thermal conductivity, it passes through in Totally enclosed vacuum pipe
The evaporation of interior liquid transmits heat with condensation, it plays similar freezer compressor system using fluid principles such as capillarities
Cold effect.With very high thermal conductivity, excellent isothermal, heat flow density changeability, direction of heat flow drink invertibity, can long distance
From series of advantages such as heat transfer, thermostatic characteristics, heat pipe heat exchanging is not required to external energy, without additional operating cost.
Further, the smoke inlet pipe of the quenching flue gas ash removal tower slopes downward, into inside tower body, smoke inlet
Pipe is 10-20 °, preferably 15 ° of the present invention with horizontal sextant angle.Smoke inlet pipe tilts down setting, can be effectively prevented spray
Water accumulates in flue, while keeping flue gas more uniform in the intracorporal distribution of gas wash tower.
Further, chimney is arranged in the top of tower of the quenching flue gas ash removal tower, by chimney that the flue gas after dedusting is high
Idle discharge is put, and environment protection emission requirement is met.
Further, discharge outlet is arranged in the tower bottom of the quenching flue gas ash removal tower, and discharge absorbs the spray of dust in time
Water drenching prevents liquid level in tower body excessively high, influences the working space of gas wash tower.
Further, the cross section of the tower body of the quenching flue gas ash removal tower and chimney can be rectangular or round, this
Invention circular.It using round tower, is distributed relatively uniform and round because flue gas and shower water are big in tower body internal channel
Tower saves material, and low cost is cost-saved.
Further, the equal fluid layer of dedusting, water spray layer and the ridge type demister of the quenching flue gas ash removal tower are set
The quantity set can determine best setting quantity according to quenching flue gas ash removal Deethanizer design calculated result.
Further, heat pipe list in the quantity of the heat pipe heat of the heat pipe condenser of the quenching flue gas ash removal tower and every group
The quantity of body can determine best setting quantity according to quenching flue gas ash removal Deethanizer design calculated result.
In some embodiments, the equal fluid layer of dedusting of the quenching flue gas ash removal tower is bottom-up equidistant in tower body
Four layers of setting, the grid stick of four layers of equal fluid layer of dedusting is arranged in parallel；The water spray layer is bottom-up in tower body successively to be set
It sets two layers, two layers of water spray layer mutually staggers certain angle；The ridge type demister two layers of bottom-up setting in tower body.
In some embodiments, the heat pipe heat of the heat pipe condenser of the quenching flue gas ash removal tower is radial by interior along tower body
It is preferably provided with 8 groups outward.
For quenching flue gas ash removal tower disclosed by the invention when coming into operation, flue gas enters tower from the smoke inlet pipe of tower body lower part
It is interior, uplink is then turned to, by the equal fluid layer of dedusting, flue gas stream is made to be more evenly distributed, and passes through the grid with the equal fluid layer of dedusting
Stick collides, the sub-fraction dust accumulation landing in flue gas；Flue gas rises to water spray layer, cutting on water spray layer later
Shower water is injected into cone to hollow cone nozzle, is completely covered in the middle part of tower body, flue gas is contacted with the shower water for forming cone, quilt
Shower water cooling, while dust particle is fallen into tower body bottom with shower water, is finally arranged through discharge outlet by shower water washing absorption
Out；Flue gas after water spray layer cleaning dust, rise to ridge demister, the drop carried in flue gas and dust particle by into
One step, which intercepts, to be removed；Flue gas after demisting dedusting continues to rise to the variable diameter junction of tower body and chimney, and is arranged herein
Heat pipe condenser contact, using the heat conduction effect of heat pipe, is exchanged heat by high-temperature flue gas and heat pipe condenser, makes flue gas
Exhaust temperature reduce 3-5 DEG C, a part of steam carried secretly in flue gas can be condensed into drop, along the heat pipe wall of heat pipe condenser
It flows down, the water absorption that is condensed of remaining part dust is taken away in flue gas, achievees the purpose that final dedusting, while also showing certain
Flue gas take off white effect.
Compared with prior art, the beneficial effect of technical solution of the present invention is:
1. energy conservation and environmental protection: shower water is Ke Xunhuanliyong, and no a large amount of waste water generate, and heat pipe condenser is not necessarily to external energy, energy-saving ring
It protects；
2. high dust collection efficiency: a variety of dust removal components and combined measure use, high dust collection efficiency；
3. easy to spread: gas wash tower low cost, operating cost is low, high dust collection efficiency, use easy to spread.
Detailed description of the invention
It, below will be to required in embodiment description in order to illustrate more clearly of the technical solution in embodiment of the present invention
Attached drawing to be used is briefly described, it should be apparent that, the accompanying drawings in the following description is only some embodiment party of the invention
Formula without creative efforts, can also obtain according to these attached drawings for those of ordinary skill in the art
Obtain other attached drawings.
Fig. 1 is the structural schematic diagram of quenching flue gas ash removal tower；
Fig. 2 is the structural schematic diagram of the equal fluid layer of dedusting；
Fig. 3 is the structural schematic diagram of water spray layer；
Fig. 4 is the structural schematic diagram of ridge type demister；
Fig. 5 is the structural schematic diagram of heat pipe condenser.
In figure: 1- tower body, 2- chimney, the equal fluid layer of 3- dedusting, 4- grid stick, 5- water spray layer,
6- shower water inlet tube, 7- spray waterpipe, 8- nozzle, 9- ridge type demister,
10- corrugated sheet, 11- supporting beam, 12- flushing water inlet tube, 13- rinse (operating) water nozzle,
14- heat pipe condenser, 15- smoke inlet pipe, 16- discharge outlet, 17- heat pipe monomer,
18- cooling fin.
Specific embodiment
The attached figures are only used for illustrative purposes and cannot be understood as limitating the patent；In order to which this embodiment party is better described
Formula, the certain components of attached drawing have omission, zoom in or out, and do not represent the size of actual product；For those skilled in the art
For, the omitting of some known structures and their instructions in the attached drawings are understandable.
For a clearer understanding of the technical characteristics, objects and effects of the present invention, now control attached drawing is described in detail
A specific embodiment of the invention, embodiments of the present invention are not limited thereto.
Embodiment:
It is as shown in Figs. 1-5 the structural schematic diagram of embodiment of the present invention, a kind of quenching flue gas ash removal tower, including tower body 1, chimney
2, the equal fluid layer 3 of dedusting, water spray layer 5, shower water inlet tube 6, ridge type demister 9, flushing water inlet tube 12, heat pipe condenser
14, smoke inlet pipe 15 and tower body the bottom discharge port 16.
The equal fluid layer 3 of the dedusting of the quenching flue gas ash removal tower is laterally arranged in tower body 1, equidistant on the equal fluid layer 3 of dedusting
It is uniformly arranged grid stick 4, the grid stick 4 on the equal fluid layer 3 of dedusting is parallel to each other, and the grid stick 4 is elongated pole shape, described to remove
Equal 3 edge of fluid layer of dirt is fixedly connected with 1 inner wall of tower body.The equal fluid layer 3 of dedusting bottom-up spaced set four in tower body 1
Layer, the structure of the equal fluid layer 3 of four layers of dedusting is identical, and the grid stick 4 of the equal fluid layer 3 of four layers of dedusting is arranged in parallel.
The water spray layer 5 is set to equal 3 top of fluid layer of dedusting, and water spray layer 5 is laterally fixedly installed in tower body 1, institute
Stating water spray layer 5 includes spray waterpipe 7 and nozzle 8, and the nozzle 8 is arranged on spray waterpipe 7, and shower water in tower wall through being arranged
Shower water inlet tube 6 enter in tower body 1, distribute to the spray waterpipe 7 of water spray layer 5, then through spray waterpipe 7 will spray moisture
It is assigned to nozzle 8, shower water is injected into cone by nozzle 8, and 7 end of spray waterpipe is fixedly connected with 1 inner wall of tower body.The water
Spraying layer 5 is bottom-up in tower body 1 to be set gradually two layers, and the structure of two layers of water spray layer 5 is identical and mutually staggers certain angle
Degree.
In order to improve efficiency of dust collection, make to spray drop diameter holding in the appropriate range, while improving on dedusting tower section
Droplet distribution, the nozzle 8 of the water spray layer 5 uses tangential hollow cone nozzle, if setting is rationally, the cone that shower water is formed
Cognition is overlapped in the middle part of two opposite spraying layers, and dust removal efficiency can be improved in this way.8 material selection of nozzle
Silicon carbide because silicon carbide have excellent inoxidizability, good corrosion resistance, excellent room temperature and mechanical behavior under high temperature,
The stability of the operation of nozzle 8 can be improved in high abrasion resistance and low coefficient of friction.
The ridge type demister 9 is set to 5 top of water spray layer, and ridge type demister 9 is laterally arranged in tower body 1,
The ridge type demister 9 includes the corrugated sheet 10 being arranged in ridge type, supporting beam 11, and corrugated sheet 10 and supporting beam 11, which are fixed, to be connected
It connects, 11 end of supporting beam is fixedly connected with 1 inner wall of tower body.The ridge type demister 9 is additionally provided with rinse water arrangement, the punching
Washing equipment includes wash tub pipe and rinses (operating) water nozzle 13, and flushing water inlet tube 12 of the flushing water through being arranged in tower wall enters tower body
In 1, distributes through wash tub pipe to (operating) water nozzle 13 is rinsed, sprayed by flushing (operating) water nozzle 13, to the corrugated sheet on ridge type demister 9
10 are rinsed.The ridge type demister 9 two layers of bottom-up setting, structure of two layers of ridge type demister 9 in tower body 1
It is identical.
The heat pipe condenser 14 is the cylindric heat pipe heat being encircled by heat pipe monomer 17, and the cylindric heat pipe heat is perpendicular
To the engaging portion for being fixedly installed on tower body 1 Yu chimney 2,17 middle part of heat pipe monomer is fixedly connected with tower wall.The heat pipe cold
17 lower section of heat pipe monomer of condenser 14 is evaporation ends, and evaporation ends are placed in the inner cavity of the tower body 1, and 17 upper section of heat pipe monomer is condensation
End, condensation end expose in air, and 17 upper section outer wall of heat pipe monomer is equidistantly positioned cooling fin 18.The heat pipe condenser 14
Heat pipe heat is arranged 8 groups along 1 radial direction of tower body from inside to outside.
The smoke inlet pipe 15 slopes downward, into inside tower body 1, and smoke inlet pipe 15 and horizontal sextant angle are 15 °.
Discharge outlet 16 is arranged in 1 bottom of tower body, can be discharged in time and absorb the shower water of dust, prevent in tower body 1
Liquid level is excessively high, influences the working space of gas wash tower.
When coming into operation, flue gas enters quenching flue gas ash removal tower disclosed by the invention from the smoke inlet pipe 15 of 1 lower part of tower body
In tower, then turn to uplink, by the equal fluid layer 3 of dedusting, flue gas stream made to be more evenly distributed, and by with the equal fluid layer 3 of dedusting
Grid stick 4 collides, the sub-fraction dust accumulation landing in flue gas；Flue gas rises to water spray layer 5, water spray layer later
Shower water is injected into cone by the tangential hollow cone nozzle 8 on 5, and 1 middle part of tower body, flue gas and the spray for forming cone is completely covered
Water contact, is cooled down, while dust particle falls into 1 bottom of tower body with shower water, finally by shower water washing absorption by shower water
It is discharged through discharge outlet 16；Flue gas rises to ridge demister 9 after 5 cleaning dust of water spray layer, the drop carried in flue gas and
Dust particle is removed by further intercept；Flue gas after demisting dedusting continues to rise to tower body 1 and connect with the variable diameter of chimney 2
Place, contacts with the heat pipe condenser 14 being arranged herein, using the heat conduction effect of heat pipe, is condensed by high-temperature flue gas and heat pipe
Device 14 exchanges heat, and reduces the exhaust temperature of flue gas by 3-5 DEG C, a part of steam carried secretly in flue gas can be condensed into drop, edge
The heat pipe wall of heat pipe condenser 14 flow down, the water absorption that is condensed of remaining part dust is taken away in flue gas, reaches final dedusting
Purpose, while also show certain flue gas take off white effect.
In figure, description positional relationship only for illustration, should not be understood as the limitation to this patent；Obviously, this hair
Bright above embodiment be only to clearly illustrate example of the present invention, and not be to embodiments of the present invention
Restriction.For those of ordinary skill in the art, other not similar shapes can also be made on the basis of the above description
The variation or variation of formula.There is no necessity and possibility to exhaust all the enbodiments.It is all in the spirit and principles in the present invention
Within made any modifications, equivalent replacements, and improvements etc., should all be included in the scope of protection of the claims of the present invention.
Claims (10)
1. a kind of quenching flue gas ash removal tower, including tower body and chimney, which is characterized in that inside the quenching flue gas ash removal tower under
It is disposed with the equal fluid layer of dedusting, water spray layer, ridge type demister and heat pipe condenser, the tower body lower part setting upwards
There is smoke inlet pipe, discharge outlet is arranged in tower body bottom.
2. quenching flue gas ash removal tower according to claim 1, which is characterized in that the equal fluid layer of dedusting is lateral in tower body
It is arranged, is equidistantly uniformly arranged grid stick on the equal fluid layer of dedusting, the grid stick is parallel to each other, and grid stick is elongated pole shape,
The equal fluid layer edge of dedusting is fixedly connected with tower body inner wall.
3. quenching flue gas ash removal tower according to claim 2, which is characterized in that the water spray layer is set to dedusting and flows
Layer top, water spray layer are laterally fixedly installed in tower body, and the water spray layer includes spray waterpipe and nozzle, and the nozzle is set
It sets on spray waterpipe, shower water inlet tube of the shower water through being arranged in tower wall enters in tower body, distributes to the spray of water spray layer
Spray pipe, then distribute through spray waterpipe to nozzle, the spray waterpipe end is fixedly connected with tower body inner wall.
4. quenching flue gas ash removal tower according to claim 3, which is characterized in that the ridge type demister is set to water spray
Above drenching layer, ridge type demister is laterally arranged in tower body, and the ridge type demister includes the waveform in ridge type setting
Plate, supporting beam, the corrugated sheet are fixedly connected with supporting beam, and the support beam end is fixedly connected with tower body inner wall, the room
Ridge formula demister is additionally provided with rinse water arrangement, and the rinse water arrangement includes wash tub pipe and rinses (operating) water nozzle, and flushing water passes through
The flushing water inlet tube being arranged in tower wall enters in tower body, then distributes through wash tub pipe to flushing (operating) water nozzle.
5. quenching flue gas ash removal tower according to claim 4, which is characterized in that the heat pipe condenser is by heat pipe monomer
The cylindric heat pipe heat being encircled into, the cylindric heat pipe heat are vertically arranged to the engaging portion of tower body and chimney, the heat pipe list
It is fixedly connected in the middle part of body with tower wall.
6. quenching flue gas ash removal tower according to claim 5, which is characterized in that the nozzle of the water spray layer is tangential empty
The heart bores nozzle, the nozzle material selection silicon carbide.
7. quenching flue gas ash removal tower according to claim 6, which is characterized in that under the heat pipe monomer of the heat pipe condenser
Section is evaporation ends, and heat pipe monomer lower section is placed in the inner cavity of tower body, and heat pipe monomer upper section is condensation end, and heat pipe monomer upper section exposes to
In air, the outer wall of heat pipe monomer upper section is equidistantly positioned cooling fin.
8. quenching flue gas ash removal tower according to claim 7, which is characterized in that the smoke inlet pipe slopes downward, into
Inside tower body, smoke inlet pipe and horizontal sextant angle are 15 °.
9. quenching flue gas ash removal tower according to claim 8, which is characterized in that the equal fluid layer of dedusting is in tower body under
Upward four layers of spaced set, the grid stick of four layers of equal fluid layer of dedusting are arranged in parallel；The water spray layer is in tower body under
It sets gradually two layers upwards, two layers of water spray layer mutually staggers；The ridge type demister bottom-up setting two in tower body
Layer.
10. quenching flue gas ash removal tower according to claim 9, which is characterized in that the heat pipe heat edge of the heat pipe condenser
Tower body is radially arranged 8 groups from inside to outside.
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| CN201811004477.1A CN109663439A (en) | 2018-08-30 | 2018-08-30 | A kind of quenching flue gas ash removal tower |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201811004477.1A CN109663439A (en) | 2018-08-30 | 2018-08-30 | A kind of quenching flue gas ash removal tower |
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Cited By (1)
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| CN110141928A (en) * | 2019-05-15 | 2019-08-20 | 杭州蕴泽环境科技有限公司 | A kind of device and method of low cost ship wet desulphurization tail gas preparing fresh |
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