CN207042231U - Flue gas circulating fluidized bed desulfurization tower - Google Patents
Flue gas circulating fluidized bed desulfurization tower Download PDFInfo
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- CN207042231U CN207042231U CN201720836034.3U CN201720836034U CN207042231U CN 207042231 U CN207042231 U CN 207042231U CN 201720836034 U CN201720836034 U CN 201720836034U CN 207042231 U CN207042231 U CN 207042231U
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- Prior art keywords
- spoiler
- flue gas
- fluidized bed
- circulating fluidized
- gas circulating
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- 239000003546 flue gas Substances 0.000 title claims abstract description 82
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 title claims abstract description 78
- 238000006477 desulfuration reaction Methods 0.000 title claims abstract description 54
- 230000023556 desulfurization Effects 0.000 title claims abstract description 48
- 239000000463 material Substances 0.000 claims description 20
- 239000005864 Sulphur Substances 0.000 claims description 4
- 238000009434 installation Methods 0.000 claims description 3
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 claims 1
- 239000010931 gold Substances 0.000 claims 1
- 229910052737 gold Inorganic materials 0.000 claims 1
- 230000003009 desulfurizing effect Effects 0.000 abstract description 33
- 239000003795 chemical substances by application Substances 0.000 abstract description 12
- 238000000034 method Methods 0.000 description 22
- 230000008569 process Effects 0.000 description 18
- 239000000920 calcium hydroxide Substances 0.000 description 14
- 229910001861 calcium hydroxide Inorganic materials 0.000 description 14
- XLYOFNOQVPJJNP-ZSJDYOACSA-N heavy water Substances [2H]O[2H] XLYOFNOQVPJJNP-ZSJDYOACSA-N 0.000 description 13
- AXCZMVOFGPJBDE-UHFFFAOYSA-L calcium dihydroxide Chemical compound [OH-].[OH-].[Ca+2] AXCZMVOFGPJBDE-UHFFFAOYSA-L 0.000 description 12
- ODINCKMPIJJUCX-UHFFFAOYSA-N calcium oxide Inorganic materials [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 description 11
- 238000006243 chemical reaction Methods 0.000 description 11
- 230000001464 adherent effect Effects 0.000 description 10
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 7
- 238000005299 abrasion Methods 0.000 description 6
- 239000000292 calcium oxide Substances 0.000 description 6
- 235000012255 calcium oxide Nutrition 0.000 description 6
- 239000000779 smoke Substances 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 3
- 239000003517 fume Substances 0.000 description 3
- 239000007789 gas Substances 0.000 description 3
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 description 2
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 2
- LSNNMFCWUKXFEE-UHFFFAOYSA-N Sulfurous acid Chemical compound OS(O)=O LSNNMFCWUKXFEE-UHFFFAOYSA-N 0.000 description 2
- 239000002250 absorbent Substances 0.000 description 2
- 230000002745 absorbent Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 2
- 229910052925 anhydrite Inorganic materials 0.000 description 2
- OSGAYBCDTDRGGQ-UHFFFAOYSA-L calcium sulfate Chemical compound [Ca+2].[O-]S([O-])(=O)=O OSGAYBCDTDRGGQ-UHFFFAOYSA-L 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000007769 metal material Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- VWDWKYIASSYTQR-UHFFFAOYSA-N sodium nitrate Chemical compound [Na+].[O-][N+]([O-])=O VWDWKYIASSYTQR-UHFFFAOYSA-N 0.000 description 2
- 230000005514 two-phase flow Effects 0.000 description 2
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 1
- UXVMQQNJUSDDNG-UHFFFAOYSA-L Calcium chloride Chemical compound [Cl-].[Cl-].[Ca+2] UXVMQQNJUSDDNG-UHFFFAOYSA-L 0.000 description 1
- RWSOTUBLDIXVET-UHFFFAOYSA-N Dihydrogen sulfide Chemical compound S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 description 1
- 241000826860 Trapezium Species 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 229910052791 calcium Inorganic materials 0.000 description 1
- 239000011575 calcium Substances 0.000 description 1
- 229910000019 calcium carbonate Inorganic materials 0.000 description 1
- 239000001110 calcium chloride Substances 0.000 description 1
- 229910001628 calcium chloride Inorganic materials 0.000 description 1
- WUKWITHWXAAZEY-UHFFFAOYSA-L calcium difluoride Chemical compound [F-].[F-].[Ca+2] WUKWITHWXAAZEY-UHFFFAOYSA-L 0.000 description 1
- 229910001634 calcium fluoride Inorganic materials 0.000 description 1
- BRPQOXSCLDDYGP-UHFFFAOYSA-N calcium oxide Chemical compound [O-2].[Ca+2] BRPQOXSCLDDYGP-UHFFFAOYSA-N 0.000 description 1
- JGIATAMCQXIDNZ-UHFFFAOYSA-N calcium sulfide Chemical compound [Ca]=S JGIATAMCQXIDNZ-UHFFFAOYSA-N 0.000 description 1
- 235000019504 cigarettes Nutrition 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000029087 digestion Effects 0.000 description 1
- 230000009969 flowable effect Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000005243 fluidization Methods 0.000 description 1
- 230000014509 gene expression Effects 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 229910052602 gypsum Inorganic materials 0.000 description 1
- 230000009931 harmful effect Effects 0.000 description 1
- 229910001385 heavy metal Inorganic materials 0.000 description 1
- 238000006703 hydration reaction Methods 0.000 description 1
- 230000035800 maturation Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000002594 sorbent Substances 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000008646 thermal stress Effects 0.000 description 1
- 239000002351 wastewater Substances 0.000 description 1
Landscapes
- Treating Waste Gases (AREA)
Abstract
The utility model provides a kind of flue gas circulating fluidized bed desulfurization tower, wherein, desulfurizing tower includes：Tower body, spoiler, spoiler are arranged on the inwall of tower body, and spoiler includes spoiler, and spoiler is stretched out to the center of tower body, and spoiler is made up of the bulge-structure being connected with sunk structure.The utilization rate of desulfurizing agent in desulfurizing tower is effectively improved relative to flue gas circulating fluidized bed desulfurization tower the utility model of routine.
Description
Technical field
Coal burning flue gas desulfurization technical field is the utility model is related to, is fluidized in particular to a kind of flue gas recirculation
Bed desulfurization tower.
Background technology
Flue gas circulating fluidized bed semi-dry desulfurizing process is that calcium hydroxide is sprayed into desulfurizing tower, while sprays into desuperheat humidification water,
Mixed in desulfurizing tower inner absorbent with flue gas, strong physical-chemical reaction occurs, the SO2 in flue gas is removed, it has
There is technology maturation, system is reliable, and technological process is simple, and water consumption is few, and floor space is small low with one-time investment expense, desulfurization production
Thing is in dry state, the discharge of no desulfurization wastewater, the features such as can removing part heavy metal.
But semi-dry desulfurizing process is higher as desulfurizing agent, the cost of raw material using calcium hydroxide.It is typically designed calcium
Sulphur mol ratio 1.2 or so, desulfuration efficiency can reach more than 85%.The calcium to sulphur mole ratio of generally existing actual motion in engineer applied
More than design load, the problems such as calcium oxide content that Desulphurization does not utilize is high.Therefore, the utilization of desulfurizing agent is improved under the same terms
Rate, the consumption of desulfurizing agent is reduced as a research emphasis of flue gas circulating fluidized bed semi-dry desulfurizing process, while be also to grind
The difficult point studied carefully.
Flue gas circulating fluidized bed semi-dry desulfurizing process principle derives from the fluidisation state reactor of chemical field, and desulfurizing tower is
The core of process unit, the key reaction process of desulfurization are completed in desulfurizing tower.Flue gas and desulfurizing agent and desulfurization in desulfurizing tower
Circulating ash is mixed, fully contact, and a part of material leaves desulfurizing tower disengaging deduster with flue gas in uphill process, wherein
Major part is recycled device and is transmitted back to the outer circulation that material is formed in desulfurizing tower；Another part material is along under desulfurizing tower wall
Drop down onto the interior circulation that material is formed at bottom of towe bottom.Due to being the reaction vessel of high ash concentration and high wind speed in desulfurizing tower, therefore not
The abrasion of tower body can be avoided causing.
Utility model content
Main purpose of the present utility model is to provide a kind of flue gas circulating fluidized bed desulfurization tower, to solve in the prior art
The problem of utilization rate of desulfurizing agent is relatively low in desulfurizing tower.
To achieve these goals, according to one side of the present utility model, there is provided a kind of flue gas circulating fluidized bed de-
Sulphur tower, including：Tower body, spoiler, spoiler are arranged on the inwall of tower body, and spoiler includes spoiler, and spoiler is to tower body
Center stretch out, and spoiler is made up of the bulge-structure being connected with sunk structure.
Further, spoiler also includes connecting portion, and connecting portion is connected with spoiler, and spoiler is fixed on into tower body
On inwall, connecting portion is adapted with inwall.
Further, spoiler is multiple that multiple spoilers are circumferentially arranged at intervals successively around the inwall of tower body, are disturbed with being formed
Fluid layer, and installation gap is formed between two neighboring spoiler.
Further, flow-disturbing layer is multiple that multiple flow-disturbing layers are spaced along the short transverse of tower body.
Further, flue gas circulating fluidized bed desulfurization tower also includes branch fixing structure, fixes structure setting under spoiler
Side is to support spoiler.
Further, branch fixing structure is multiple that at least one fixing structure is provided with below each spoiler.
Further, 3~5 branch fixing structures are provided with below each spoiler.
Further, the branch fixing structure inwall and flow-disturbing plate weld with tower body respectively.
Further, the number of bulge-structure is 1~2, and the number of sunk structure is 2~3, and bulge-structure with it is recessed
Sunken structure is arranged alternately successively.
Further, spoiler is made up of metal material.
Using the technical solution of the utility model, when passing through spoiler into the flue gas stream of tower body, sunk structure causes portion
Flue gas stream is divided to flow through, bulge-structure causes partial fume stream to be blocked and then shed toward surrounding, therefore, the spoiler of concaveconvex structure
There is perturbation action to flue gas stream of the flue gas stream especially close to tower body inwall, by disturbing flue gas stream, it is possible to increase flue gas with
The haptoreaction probability of recycle stock in tower, the utilization rate of desulfuration efficiency and desulfurizing agent is improved under the same terms.And can also have
Imitate abrasion of the material of adherent flowing in reducing smoke circulating fluidized bed desulfurization tower for tower body.
Thus, the flue gas circulating fluidized bed desulfuration efficiency that can also improve flue gas with the flue gas circulating fluidized bed desulfurization tower
With the utilization rate of desulfurizing agent, and can effectively in reducing smoke circulating fluidized bed desulfurization tower adherent flowing material for tower body mill
Damage, so as to be advantageous to extend flue gas circulating fluidized bed service life.
Brief description of the drawings
The Figure of description for forming the part of the application is used for providing further understanding to of the present utility model, this practicality
New schematic description and description is used to explain the utility model, does not form to improper restriction of the present utility model.
In the accompanying drawings：
Fig. 1 shows the flue gas circulating fluidized bed structural representation of an alternative embodiment of the present utility model；And
Fig. 2 shows the cross section structure diagram at A-A in Fig. 1；
Fig. 3 shows the mplifying structure schematic diagram at I in Fig. 2；
Fig. 4 shows the front view of the partial structurtes of flue gas circulating fluidized bed desulfurization tower in Fig. 3；
Fig. 5 shows the structural representation of spoiler in Fig. 3；
Fig. 6 shows the structural representation of branch fixing structure in Fig. 4.
Wherein, above-mentioned accompanying drawing marks including the following drawings：
10th, tower body；20th, spoiler；21st, bulge-structure；22nd, sunk structure；23rd, connecting portion；30th, branch fixing structure；40th, remove
Dirt device；50th, air-introduced machine；60th, flue gas recirculation door；70th, quick lime storehouse；80th, digester；90th, niter ash silo；100th, process water
Case；110th, water pump；120th, atomizing lance；130th, calcium hydroxide feeding point；140th, desulfurization ash silo.
Embodiment
It should be noted that in the case where not conflicting, the feature in embodiment and embodiment in the application can phase
Mutually combination.Describe the utility model in detail below with reference to the accompanying drawings and in conjunction with the embodiments.
It is pointed out that unless otherwise specified, all technologies used in this application and scientific terminology has and the application
The identical meanings that person of an ordinary skill in the technical field is generally understood that.
In the utility model, in the case where not making opposite explanation, the noun of locality such as " upper and lower, top, bottom " used is generally
Be for direction shown in the drawings, or for part in itself on vertical, vertical or gravity direction for；Together
Sample, for ease of understanding and describing, " inside and outside " refers to the inside and outside of the profile relative to each part in itself, but the above-mentioned noun of locality is simultaneously
It is not used in limitation the utility model.
To solve the problems, such as that sorbent utilization is relatively low in disengaging tower in the prior art, the utility model provides a kind of cigarette
Gas circulating fluidized bed desulfurization tower.Wherein, the flue gas circulating fluidized bed desulfurization tower carries sticking wall flow perturbations.
As shown in figure 1, flue gas circulating fluidized bed desulfurization tower includes tower body 10 and the flow-disturbing being arranged on the inwall of tower body 10
Plate 20, spoiler 20 include spoiler, and spoiler stretches out to the center of tower body 10, and spoiler is by the bulge-structure 21 that is connected
Formed with sunk structure 22.
Specifically, in the present embodiment, the number of bulge-structure 21 is 1~2, and the number of sunk structure 22 is 2~3
It is individual, and bulge-structure 21 is arranged alternately successively with sunk structure 22.
When passing through spoiler 20 into the flue gas stream of tower body 10, sunk structure 22 causes partial fume stream to flow through, projection knot
Structure 21 causes partial fume stream to be blocked and then shed toward surrounding, and therefore, the spoiler of concaveconvex structure especially leans on to flue gas stream
The flue gas stream of the nearly inwall of tower body 10 has perturbation action, by disturbing flue gas stream, it is possible to increase flue gas and recycle stock in tower
Haptoreaction probability, the utilization rate of desulfuration efficiency and desulfurizing agent is improved under the same terms.And effectively reducing smoke it can also circulate
Abrasion of the material of adherent flowing for tower body 10 in fluid-bed sweetening tower, extends the use of flue gas circulating fluidized bed desulfurization tower
Life-span, it is ensured that the safety in utilization of flue gas circulating fluidized bed desulfurization tower.
Thus, the flue gas circulating fluidized bed desulfuration efficiency that can also improve flue gas with the flue gas circulating fluidized bed desulfurization tower
With the utilization rate of desulfurizing agent, and can effectively in reducing smoke circulating fluidized bed desulfurization tower adherent flowing material for tower body 10
Abrasion, so as to be advantageous to extend flue gas circulating fluidized bed service life.
Moreover, it is flue gas circulating fluidized bed also to include deduster 40, air-introduced machine 50, flue gas recirculation door 60, quick lime
Storehouse 70, digester 80, niter ash silo 90, technique water tank 100, water pump 110, atomizing lance 120, calcium hydroxide feeding point 130 and de-
The structures such as sulphur ash silo 140, these structures connect composition flue gas recirculation together between flue gas circulating fluidized bed desulfurization tower by pipeline
Fluidized-bed structure, and form a set of flue gas circulating fluidized bed semi-dry desulfurizing process.
Flue gas circulating fluidized bed semi-dry desulfurizing process is that calcium hydroxide is sprayed into flue gas circulating fluidized bed desulfurization tower, is sprayed simultaneously
Enter desuperheat humidification water, mixed in flue gas circulating fluidized bed desulfurization tower inner absorbent with flue gas, strong physical-chemical reaction occurs,
To the SO in flue gas2Removed.
Main chemical reactions are as follows：
(1) quick lime with drop hydration reaction (digestion process of quick lime) with reference to caused by
CaO+H2O→Ca(OH)2
(2)SO2By the reaction of drop absorption
SO2+H2O→H2SO3
(3)Ca(OH)2With H2SO3Reaction
Ca(OH)2+H2SO3→CaSO3·1/2H2O+3/2H2O
(4) part CaSO3·1/2H2O is by the O in flue gas2Oxidation
CaSO3·1/2H2O+1/2O2+3/2H2O→CaSO4·2H2O
(5) other reactions
Ca(OH)2+SO2=CaSO3·1/2H2O+1/2H2O
Ca(OH)2+SO3=CaSO4·1/2H2O+1/2H2O
CaSO3·1/2H2O+1/2O2=CaSO4·1/2H2O
Ca(OH)2+CO2=CaCO3+H2O
2Ca(OH)2+ 2HCl=CaCl2·Ca(OH)2·2H2O (120 DEG C of ＞)
Ca(OH)2+ 2HF=CaF2+2H2O
In flue gas circulating fluidized bed semi-dry desulfurizing process, other sour gas SO in flue gas3, HCl and HF etc. also with
Ca(OH)2Reaction, wherein SO3It is far above wet desulfurizing process with HCl removal efficiency.
And in whole technique, flue gas circulating fluidized bed desulfurization tower is the core of process unit, the key reaction process of desulfurization
Completed in flue gas circulating fluidized bed desulfurization tower.Flue gas and desulfurizing agent and desulphurization circulating ash in flue gas circulating fluidized bed desulfurization tower
Mixed, fully contact, a part of material leaves the disengaging of flue gas circulating fluidized bed desulfurization tower with flue gas and removed in uphill process
Dirt device 40, wherein most are recycled device and are transmitted back to the outer circulation that material is formed in flue gas circulating fluidized bed desulfurization tower；Separately
Outer a part of material drops down onto the interior circulation that material is formed at bottom of towe bottom along under flue gas circulating fluidized bed desulfurization tower wall face.Due to flue gas
In circulating fluidized bed desulfurization tower it is the reaction vessel of high ash concentration and high wind speed, therefore inevitably causes the mill of tower body 10
Damage.
The rate of depreciation of flue gas circulating fluidized bed desulfurization inner wall of tower is mainly dense with adherent material wind speed, material particular diameter, material
Degree and the inhomogeneities close relation in flow field.Because the factor for influenceing abrasion and speed is a lot, typically conventional semiempirical
Formula, which is done, qualitatively to be analyzed, i.e. 3 power relational expressions of speed：
E-rate of depreciation, mm/10 in formula3h；kp- grey characteristic coefficient, typically takes 10-3；Cp- granule density, kg/m3；
dp- grey average diameter, mm；U-flue gas flow rate, m/s.
Above formula shows that flue gas flow rate is maximum to the rate of depreciation of tower body in each influence factor.And by being followed in flue gas
Spoiler 20 is set in circulation fluidized bed desulfurizing tower, can effectively reduce flue gas flow rate in tower.
Specifically, spoiler 20 is multiple that multiple spoilers 20 are circumferentially arranged at intervals successively around the inwall of tower body 10, with
Formed flow-disturbing layer, and between two neighboring spoiler 20 formed installation gap, with ensure spoiler 20 in normal operation from
By expanding, harmful effect of the thermal stress for spoiler 20 is avoided, extends the service life of spoiler 20.Optionally, spoiler
20 are made up of metal material, to ensure the thermal diffusivity of spoiler 20.
Further, flow-disturbing layer is multiple that short transverse of multiple flow-disturbing layers along tower body 10 is spaced.Specifically, such as
Shown in Fig. 1, tower body 10 includes cone segments and column body segment, and flow-disturbing layer is arranged in column body segment, height of multiple flow-disturbing layers along column body segment
Degree direction is spaced.Multi-tier arrangement changes the flow direction of adherent gas ash two phase flow, sheds more adherent materials
The central space of tower body 10, the mixed process of material and flue gas is enhanced, improve haptoreaction probability, improved under the same terms
The utilization rate of desulfuration efficiency and desulfurizing agent；Pass through the bulge-structure 21 and sunk structure 22 on spoiler 20 so that adherent decline
Material it is more uniform to shedding at the center of tower body 10；Flow velocity and the ash particle for reducing adherent gas ash two phase flow simultaneously are dense
Spend, abrasion of the adherent flowable materials for tower body 10 in effective reducing smoke circulating fluidized bed desulfurization tower.
As shown in Fig. 2,3 and Fig. 5, spoiler 20 also includes connecting portion 23, and connecting portion 23 is connected with spoiler, by flow-disturbing
Portion is fixed on the inwall of tower body 10, and connecting portion 23 is adapted with inwall, to ensure connective stability.Specifically, connecting portion is
One section of curved line, the radius of curvature of the curved line are equal to the radius of the inwall of tower body 10, so as to be advantageous in connecting portion and tower body 10
Fitting between wall.
In order to further improve the reliability connected between spoiler 20 and tower body 10, flue gas circulating fluidized bed desulfurization tower is also
Including branch fixing structure 30.As shown in figure 4, branch fixing structure 30 is arranged on the lower section of spoiler 20 to support spoiler 20.Specifically,
Branch fixing structure 30 is multiple, and the lower section of each spoiler 20 is provided with least one fixing structure 30.In the present embodiment, each flow-disturbing
The lower section of plate 20 is provided with 3~5 branch fixing structures 30.
In order to ensure the reliability connected between branch fixing structure 30, spoiler 20, the inwall of tower body 10 this three, Yi Jizhi
The stability that fixing structure 30 supports to spoiler 20, branch fixing structure 30 weld with the inwall and spoiler 20 of tower body 10 respectively.Such as
Shown in Fig. 6, branch fixing structure 30 is a trapezium structure, and its long side b and spoiler 20 bottom are welded, its straight flange c and tower body 10
Inwall welds.
Obviously, above-mentioned described embodiment is only the embodiment of the utility model part, rather than whole realities
Apply example.Based on the embodiment in the utility model, those of ordinary skill in the art institute under the premise of creative work is not made
The every other embodiment obtained, it should all belong to the scope of the utility model protection.
It should be noted that term used herein above is merely to describe embodiment, and be not intended to restricted root
According to the illustrative embodiments of the application.As used herein, unless the context clearly indicates otherwise, otherwise singulative
It is also intended to include plural form, additionally, it should be understood that, when in this manual using term "comprising" and/or " bag
Include " when, it indicates existing characteristics, step, work, device, component and/or combinations thereof.
It should be noted that term " first " in the description and claims of this application and above-mentioned accompanying drawing, "
Two " etc. be for distinguishing similar object, without for describing specific order or precedence.It should be appreciated that so use
Data can exchange in the appropriate case, so that presently filed embodiment described herein can be with except illustrating herein
Or the order beyond those of description is implemented.In addition, term " comprising " and " having " and their any deformation, it is intended that
Cover it is non-exclusive include, for example, containing the process of series of steps or unit, method, system, product or equipment need not limit
In those steps or unit for clearly listing, but may include not list clearly or for these processes, method, production
The intrinsic other steps of product or equipment or unit.
Preferred embodiment of the present utility model is the foregoing is only, is not limited to the utility model, for this
For the technical staff in field, the utility model can have various modifications and variations.It is all in the spirit and principles of the utility model
Within, any modification, equivalent substitution and improvements made etc., it should be included within the scope of protection of the utility model.
Claims (10)
- A kind of 1. flue gas circulating fluidized bed desulfurization tower, it is characterised in that including：Tower body (10)；Spoiler (20), the spoiler (20) are arranged on the inwall of the tower body (10), and the spoiler (20) includes disturbing Stream portion, the spoiler stretch out to the center of the tower body (10), and the spoiler by the bulge-structure (21) that is connected with Sunk structure (22) is formed.
- 2. flue gas circulating fluidized bed desulfurization tower according to claim 1, it is characterised in that the spoiler (20) also includes Connecting portion (23), the connecting portion (23) are connected with the spoiler, and the spoiler is fixed on into the tower body (10) On inwall, the connecting portion (23) is adapted with the inwall.
- 3. flue gas circulating fluidized bed desulfurization tower according to claim 1, it is characterised in that the spoiler (20) is more Individual, multiple spoilers (20) are circumferentially arranged at intervals successively around the inwall of the tower body (10), to form flow-disturbing layer, and it is adjacent Installation gap is formed between two spoilers (20).
- 4. flue gas circulating fluidized bed desulfurization tower according to claim 3, it is characterised in that the flow-disturbing layer is more to be multiple Short transverse of the individual flow-disturbing layer along the tower body (10) is spaced.
- 5. flue gas circulating fluidized bed desulfurization tower according to claim 3, it is characterised in that described flue gas circulating fluidized bed de- Sulphur tower also includes branch fixing structure (30), and the branch fixing structure (30) is arranged on the lower section of the spoiler (20) to support described disturb Flowing plate (20).
- 6. flue gas circulating fluidized bed desulfurization tower according to claim 5, it is characterised in that the branch fixing structure (30) is more It is individual, at least one branch fixing structure (30) is provided with below each spoiler (20).
- 7. flue gas circulating fluidized bed desulfurization tower according to claim 6, it is characterised in that under each spoiler (20) Side is provided with 3~5 branch fixing structures (30).
- 8. flue gas circulating fluidized bed desulfurization tower according to claim 7, it is characterised in that the branch fixing structure (30) is respectively Welded with the inwall and the spoiler (20) of the tower body (10).
- 9. flue gas circulating fluidized bed desulfurization tower according to claim 1, it is characterised in that of the bulge-structure (21) Number is 1~2, and the number of the sunk structure (22) is 2~3, and the bulge-structure (21) and the sunk structure (22) it is arranged alternately successively.
- 10. flue gas circulating fluidized bed desulfurization tower according to claim 1, it is characterised in that the spoiler (20) is by gold Category material is made.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720836034.3U CN207042231U (en) | 2017-07-11 | 2017-07-11 | Flue gas circulating fluidized bed desulfurization tower |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720836034.3U CN207042231U (en) | 2017-07-11 | 2017-07-11 | Flue gas circulating fluidized bed desulfurization tower |
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| Publication Number | Publication Date |
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| CN207042231U true CN207042231U (en) | 2018-02-27 |
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| CN201720836034.3U Active CN207042231U (en) | 2017-07-11 | 2017-07-11 | Flue gas circulating fluidized bed desulfurization tower |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108543410A (en) * | 2018-05-16 | 2018-09-18 | 李明 | A kind of exhuast gas desulfurization denitrification apparatus |
| CN115011381A (en) * | 2022-07-18 | 2022-09-06 | 中国科学院过程工程研究所 | Blast furnace gas integrated desulfurization device and application thereof |
-
2017
- 2017-07-11 CN CN201720836034.3U patent/CN207042231U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108543410A (en) * | 2018-05-16 | 2018-09-18 | 李明 | A kind of exhuast gas desulfurization denitrification apparatus |
| CN115011381A (en) * | 2022-07-18 | 2022-09-06 | 中国科学院过程工程研究所 | Blast furnace gas integrated desulfurization device and application thereof |
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