CN106732483A - One kind prepares volatile organic compound from waste gas hypersober process unit - Google Patents
One kind prepares volatile organic compound from waste gas hypersober process unit Download PDFInfo
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- CN106732483A CN106732483A CN201710128827.4A CN201710128827A CN106732483A CN 106732483 A CN106732483 A CN 106732483A CN 201710128827 A CN201710128827 A CN 201710128827A CN 106732483 A CN106732483 A CN 106732483A
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- fluidized bed
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- waste gas
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- 238000000034 method Methods 0.000 title claims abstract description 54
- 230000008569 process Effects 0.000 title claims abstract description 42
- 239000002912 waste gas Substances 0.000 title claims abstract description 24
- 239000012855 volatile organic compound Substances 0.000 title claims abstract description 21
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 claims abstract description 45
- 239000005864 Sulphur Substances 0.000 claims abstract description 34
- 238000005469 granulation Methods 0.000 claims abstract description 28
- 230000003179 granulation Effects 0.000 claims abstract description 28
- 230000004913 activation Effects 0.000 claims abstract description 26
- 239000002918 waste heat Substances 0.000 claims abstract description 17
- 239000003245 coal Substances 0.000 claims abstract description 14
- 238000002485 combustion reaction Methods 0.000 claims abstract description 13
- 239000010881 fly ash Substances 0.000 claims abstract description 13
- 230000003134 recirculating effect Effects 0.000 claims abstract description 13
- PXJJSXABGXMUSU-UHFFFAOYSA-N disulfur dichloride Chemical compound ClSSCl PXJJSXABGXMUSU-UHFFFAOYSA-N 0.000 claims abstract description 12
- 229910052717 sulfur Inorganic materials 0.000 claims abstract description 10
- 239000011593 sulfur Substances 0.000 claims abstract description 10
- 239000000463 material Substances 0.000 claims description 24
- 238000010438 heat treatment Methods 0.000 claims description 22
- 239000007789 gas Substances 0.000 claims description 18
- 239000012530 fluid Substances 0.000 claims description 13
- 238000009826 distribution Methods 0.000 claims description 11
- 239000004615 ingredient Substances 0.000 claims description 11
- 238000013461 design Methods 0.000 claims description 8
- 230000000630 rising effect Effects 0.000 claims description 6
- 229920006395 saturated elastomer Polymers 0.000 claims description 6
- 238000003860 storage Methods 0.000 claims description 5
- 238000007599 discharging Methods 0.000 claims description 4
- 230000008676 import Effects 0.000 claims description 4
- 238000009434 installation Methods 0.000 claims description 3
- 239000003463 adsorbent Substances 0.000 abstract description 11
- 238000004519 manufacturing process Methods 0.000 abstract description 11
- 238000012546 transfer Methods 0.000 abstract description 11
- 239000003292 glue Substances 0.000 abstract description 7
- 239000002245 particle Substances 0.000 abstract description 6
- 206010021143 Hypoxia Diseases 0.000 abstract description 3
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 abstract description 3
- 208000018875 hypoxemia Diseases 0.000 abstract description 3
- 239000007788 liquid Substances 0.000 abstract description 3
- 229910052760 oxygen Inorganic materials 0.000 abstract description 3
- 239000001301 oxygen Substances 0.000 abstract description 3
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 239000007767 bonding agent Substances 0.000 abstract description 2
- 239000002826 coolant Substances 0.000 abstract description 2
- 238000001994 activation Methods 0.000 description 19
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 10
- 238000001179 sorption measurement Methods 0.000 description 10
- 238000002360 preparation method Methods 0.000 description 8
- QPLDLSVMHZLSFG-UHFFFAOYSA-N Copper oxide Chemical compound [Cu]=O QPLDLSVMHZLSFG-UHFFFAOYSA-N 0.000 description 6
- 230000000694 effects Effects 0.000 description 6
- 238000005516 engineering process Methods 0.000 description 5
- 239000000203 mixture Substances 0.000 description 5
- 239000007787 solid Substances 0.000 description 5
- 229910021536 Zeolite Inorganic materials 0.000 description 4
- 239000002250 absorbent Substances 0.000 description 4
- 230000002745 absorbent Effects 0.000 description 4
- -1 application Substances 0.000 description 4
- HNPSIPDUKPIQMN-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical compound O=[Si]=O.O=[Al]O[Al]=O HNPSIPDUKPIQMN-UHFFFAOYSA-N 0.000 description 4
- 239000000428 dust Substances 0.000 description 4
- 238000004134 energy conservation Methods 0.000 description 4
- 238000007701 flash-distillation Methods 0.000 description 4
- 239000002994 raw material Substances 0.000 description 4
- 239000010457 zeolite Substances 0.000 description 4
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 3
- 238000010521 absorption reaction Methods 0.000 description 3
- 238000001354 calcination Methods 0.000 description 3
- 239000000356 contaminant Substances 0.000 description 3
- 238000001816 cooling Methods 0.000 description 3
- 229960004643 cupric oxide Drugs 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 239000003344 environmental pollutant Substances 0.000 description 3
- 239000003546 flue gas Substances 0.000 description 3
- 238000002156 mixing Methods 0.000 description 3
- 231100000719 pollutant Toxicity 0.000 description 3
- 238000000746 purification Methods 0.000 description 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- ROOXNKNUYICQNP-UHFFFAOYSA-N ammonium persulfate Chemical compound [NH4+].[NH4+].[O-]S(=O)(=O)OOS([O-])(=O)=O ROOXNKNUYICQNP-UHFFFAOYSA-N 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 239000011575 calcium Substances 0.000 description 2
- 229910052791 calcium Inorganic materials 0.000 description 2
- 229910000420 cerium oxide Inorganic materials 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 239000003337 fertilizer Substances 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- BMMGVYCKOGBVEV-UHFFFAOYSA-N oxo(oxoceriooxy)cerium Chemical compound [Ce]=O.O=[Ce]=O BMMGVYCKOGBVEV-UHFFFAOYSA-N 0.000 description 2
- 238000010926 purge Methods 0.000 description 2
- 239000002910 solid waste Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 1
- 208000028399 Critical Illness Diseases 0.000 description 1
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 description 1
- 230000003213 activating effect Effects 0.000 description 1
- 239000012190 activator Substances 0.000 description 1
- 150000001413 amino acids Chemical class 0.000 description 1
- 229910001870 ammonium persulfate Inorganic materials 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 238000011953 bioanalysis Methods 0.000 description 1
- 239000004202 carbamide Substances 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 238000006555 catalytic reaction Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000009841 combustion method Methods 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000010924 continuous production Methods 0.000 description 1
- 229920001971 elastomer Polymers 0.000 description 1
- 238000010828 elution Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 229920005610 lignin Polymers 0.000 description 1
- 239000010687 lubricating oil Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002808 molecular sieve Substances 0.000 description 1
- 231100001143 noxa Toxicity 0.000 description 1
- 150000002894 organic compounds Chemical class 0.000 description 1
- 239000005416 organic matter Substances 0.000 description 1
- 238000013021 overheating Methods 0.000 description 1
- 239000007800 oxidant agent Substances 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 238000012858 packaging process Methods 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- OTYBMLCTZGSZBG-UHFFFAOYSA-L potassium sulfate Chemical compound [K+].[K+].[O-]S([O-])(=O)=O OTYBMLCTZGSZBG-UHFFFAOYSA-L 0.000 description 1
- 229910052939 potassium sulfate Inorganic materials 0.000 description 1
- 235000011151 potassium sulphates Nutrition 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- URGAHOPLAPQHLN-UHFFFAOYSA-N sodium aluminosilicate Chemical compound [Na+].[Al+3].[O-][Si]([O-])=O.[O-][Si]([O-])=O URGAHOPLAPQHLN-UHFFFAOYSA-N 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 238000001694 spray drying Methods 0.000 description 1
- 230000005068 transpiration Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/30—Processes for preparing, regenerating, or reactivating
-
- 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
- B01D53/02—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by adsorption, e.g. preparative gas chromatography
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2257/00—Components to be removed
- B01D2257/70—Organic compounds not provided for in groups B01D2257/00 - B01D2257/602
- B01D2257/708—Volatile organic compounds V.O.C.'s
Landscapes
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Organic Chemistry (AREA)
- Treating Waste Gases (AREA)
Abstract
The present invention relates to volatile organic compound from waste gas Treatment process field, and in particular to one kind prepares volatile organic compound from waste gas hypersober process unit, it is characterized in that：Including activation granulation tower, support frame, circulating fluidized bed combustion coal boiler fly ash feeding screw, disulphur dichloride reservoir component, Sulfur evaporator.Recirculating fluidized bed waste heat boiler emission oxygen amount is extremely low, the probability that generation sulphur is fired in the environment of hypoxemia is extremely low, beneficial to safety in production, it is simultaneously highly desirable as the technical cooling medium of sulphur glue, sulphur glue has been played as bonding agent and the function of adsorbent, and recirculating fluidized bed waste heat boiler emission spiral in granulation tower is activated, with sulphur glue, disulphur dichloride misty liquid droplets are wrapped in and activation cycle fluidized bed burned-coal boiler fly ash forms the abundant mass-and heat-transfer of particle constantly grown up, so as to complete the adsorbent activation whole technical process of granulation in tower, make it possible industrialization production.
Description
Technical field
The present invention relates to volatile organic compound from waste gas Treatment process field, and in particular to it is organic that one kind prepares volatility
Compound exhaust air hypersober process unit.
Background technology
The gaseous contaminant of industrial discharge is the main source of air environmental pollution thing, and wherein VOC gives up
Gas (VOCs) is the gaseous contaminant all to environment with serious harm effect, while being also operating personnel in influence workplace
Healthy occupational source, it is extensively from the chemistry work such as paint, coating, application, lubricating oil, rubber
Industry.Due to its considerable damage effect to human body and natural environment, country has put into effect relevant laws and regulations and it is administered and discharged
Strictly controlled.VOCs treatment technology processing method conventional at present has combustion method, chemical oxidization method, chemical absorbing
Method, absorption method, bioanalysis etc..Wherein absorption method is a kind of conventional organic waste-gas purification effective ways, is using various solids
Adsorbent（Such as activated carbon, NACF, molecular sieve）The method that adsorption cleaning is carried out to the pollutant in discharge waste gas.Inhale
Attached method equipment is simple, applied widely, purification efficiency is high, is a kind of traditional waste gas pollution control and treatment technology, is also most widely used at present
Treatment process.The quality of adsorption cleaning performance depends mainly on the performance of adsorbent, and domestic adsorbent at present is usually particle
Activated carbon and NACF, due to turning into solid waste after adsorbent absorption organic exhaust gas, such as use elution method or heating
Method again row activation can produce new pollutant, generally disposal method according to the concerned countries specification of solid waste at
Put, therefore the use cost of adsorbent is higher.And CFBB flying dust is most common discarded during boiler for producing
Thing, the aerial dust of loss is polluted to environment, how to turn waste into wealth and high-value-use such as to prepare volatility organic
Compound exhaust air hypersober is always the problem that the art engineers and technicians want to be solved, therefore ciculation fluidized
Bed boiler fly ash activation granulation is exactly its key technology.Chinese invention patent（Patent No. 201410075863.5, patent name
It is a kind of organic exhaust gas adsorption cleanser and preparation method thereof）Disclose a kind of organic exhaust gas adsorption cleanser and its preparation side
Method, be characterized in：Including the following raw material according to mass fraction meter：Zeolite 85-95 parts, cupric oxide 5-10 parts, FeOCl 5-
10 parts.Present invention also offers a kind of preparation method of organic exhaust gas adsorption cleanser.The organic exhaust gas adsorption that the present invention is provided
Cleanser, carrier zeolite heat endurance is good, high adsorption capacity, and cupric oxide and FeOCl decompose that catalysis activity is high, long lifespan,
The preparation method of the organic exhaust gas adsorption cleanser that the present invention is provided, process is simple, low cost.Chinese invention patent（The patent No.
It is 201310387366.4, patent name is a kind of modified activated carbon absorbent of low-concentration organic exhaust gas and preparation method thereof）
A kind of modified activated carbon absorbent of low-concentration organic exhaust gas and preparation method thereof is disclosed, it is characterized in that：By following weight portion
Raw material be made：It is activated carbon 100-120, cerium oxide 2-3, ammonium persulfate 1-2, diatomite 70-80, lignin 3-4, modified concavo-convex
Rod soil 8-10, appropriate amount of water.Present invention uses oxidants such as cerium oxide, ammonium persulfates, can Quick Oxidation decomposing organic matter；Also make
With diatomite, can effective adsorption of dust particle；The present invention is by spray drying, and the particle for obtaining is tiny, fluffy, and space is big,
Advantages of good adsorption effect, is adapted to the purification of low-concentration organic exhaust gas, and process is simple, is adapted to industrialized production.Chinese invention patent（Specially
Profit number is 200810150162.8, and patent name is calcium amino acid composite fertilizer and preparation method thereof）Amino acid calcium is disclosed to be combined
Fertilizer and preparation method thereof, it is characterized in that：Mix with urea, MAP and agricultural potassium sulfate after raw material zeolite is crushed, then
In feeding fused mass storage tank, homemade compound amino acid mixture is added after melting, stirred, with rotary
Shower nozzle granulator granulation, the globular material after granulation is fallen in granulation tower, and cooling, screened, metering are air-dried in tower
With packaging finished product.
Conventional example one uses zeolite and activator（Catalyst）Calcined in cupric oxide, FeOCl feeding Muffle furnace
Process prepare organic waste-gas adsorbant, usual Muffle furnace is used for experimental analysis, and method description is also experimentation, also
It is to say that the technology also has a segment distance from industrialization；Conventional example two is modified at activation with activated carbon as raw material to it
Reason, final step is for calcining in feeding calcining furnace and grinds, and main activating process equipment is calcining furnace, and processing step is more, nothing
Method is continuously produced, and labor intensity of operating staff is higher, and environmental contaminants is also easy to produce in art production process and occupation is critically ill
Noxa element；Conventional example three should be the technical scheme being closer to the present invention, and operation principle is also more similar, because institute
The technical field of category is different, and the technical scheme of application is different, and its process unit for preparing also is differed.
The content of the invention
In view of the shortcomings of the prior art, volatile organic compound from waste gas activity is prepared it is an object of the invention to provide one kind
Adsorbent process unit, it is characterized in that：Including activation granulation tower, support frame, the charging of circulating fluidized bed combustion coal boiler fly ash spiral
Device, disulphur dichloride reservoir component, Sulfur evaporator.
The activation granulation tower, circulating fluidized bed combustion coal boiler fly ash feeding screw, disulphur dichloride reservoir component, sulphur
The equal location and installation of sulphur evaporator is on support frame.
It is described activation granulation tower include material blanking tube, air distribution plate, blast cap, the import of recirculating fluidized bed waste heat boiler emission,
Feeding assembly, activation granulation tower body, material returning device.The seam that the feeding assembly port of export design is gradually tapered up.Around material blanking tube
3-4 Wind discharging hats in perforate from air vent to same direction, be oriented to tail gas spiral, to prevent recipe ingredient fluid from entering
Material blanking tube is fallen directly into during material, recipe ingredient fluid casts the drop point in air distribution plate at 1/3 diameter through feeding assembly.
The Sulfur evaporator includes saturated vapor heating kettle component, Hot-blast Heating furnace module, overheat sulphur steam buffer
Tank, Cosan storage tank, rising pipe, circulation pipe, overheat sulphur steam pipe, gas balance pipe, three-way control valve.
Inventor has found that recirculating fluidized bed waste heat boiler emission is the high temperature in circulating fluidized bed combustion coal boiler furnace
The emission that flue gas is after heat-exchange system heat exchange, dry collector is disposed enters after waste heat boiler absorbs waste heat, oxygen
Amount is generally 5%-9%, and temperature is 30-35 DEG C, is to prepare the preferable technical process medium of sulphur glue, because sulphur is inflammable and explosive,
The probability fired in the environment of hypoxemia is extremely low.Recirculating fluidized bed waste heat boiler emission is situated between as a kind of technical process
Matter completion prepare volatile organic compound from waste gas hypersober needed for cooling, mixing, separation, activation, granulation, preserve
Operational process of craft, also high-value-use emission while reducing pollutant emission.
Inventor has found, to make circulating fluidized bed combustion coal boiler fly ash, sulphur, disulphur dichloride recipe ingredient by design
Proportioning enters activation granulation tower, it is necessary to be conveyed into feeding assembly respectively after the respective flow of above-mentioned recipe ingredient metering, is then entering
Material module outlet end completes mixing, is entered with overheating sulphur steam form due to sulphur, therefore to ensure that its flow measurement is accurate
Really carry circulating fluidized bed combustion coal boiler fly ash and mix strongly with disulphur dichloride with purging, and recipe ingredient fluid injection
Enter to activate the uniform direction that strong disturbance cloth wind is unable in granulation tower, design overheat sulphur steam pressure is 0.1MPa, overheat
Sulphur steam flow rate is 2-3m/s.
Inventor has found that recirculating fluidized bed waste heat boiler emission comes up from activation granulation tower bottom air distribution plate purging,
Can be formed along the activation granulation spiralling air-flow of tower wall, be observed from air-flow cross section transverse, air-flow have periphery flow velocity it is fast,
Center flow velocity is slow, the periphery feature big compared with center pressure, can order about the absorbent particles constantly grown up and throws to tower wall friction and touch
Hit lose kinetic energy whereabouts, and to center assemble, absorbent particles diameter grow up to after certain diameter under gravity with follow
Ring fluid bed waste heat boiler emission is separated, and packaging process is entered through material blanking tube.
Inventor has found that design cycle fluid bed waste heat boiler emission can rise in activation granulation tower inside spin,
Perforate of the air vent in the 3-4 Wind discharging hats of material blanking tube to same direction is needed, the same direction is around material blanking tube
Axle center clockwise or counterclockwise, is oriented to tail gas spiral.To prevent falling directly into blanking during recipe ingredient fluid feed
Pipe, recipe ingredient fluid casts the drop point in air distribution plate at 1/3 air distribution plate diameter through feeding assembly.
Inventor has found that two sections of mode of heatings relatively directly heat mode（Flash distillation）Produce overheat sulphur steam more energy-conservation,
Production efficiency is higher, and two sections of mode of heatings are divided into low-temperature zone and high temperature section, and the heating medium of low-temperature zone selects saturated vapor, heating
Temperature is 180-190 DEG C, and high temperature section heating medium selects high-temperature flue gas, and heating-up temperature is 460-480 DEG C.Set using rising principle
Rising pipe and circulation pipe has been counted to complete material conveying, mass transfer, heat transfer operational process of craft.Two sections of mode of heatings make sulphur with gas
Liquid mixture flow morphology completes mass-and heat-transfer technical process, and the heat exchange mode between heater is convection current, conduction, and straight
Connect mode of heating（Flash distillation）The heat exchange mode only conduction pattern of overheat sulphur steam is produced, i.e., heater is to sulphur solid
Conduction heating, it is well known that fluid convection heat exchange mode is big compared with solid conduction heat exchange mode heat exchange area, the coefficient of heat transfer is high, change
Hot speed is high, therefore its mode of production more energy-conservation, production efficiency is higher.
Relative to prior art, the present invention is at least containing having the advantage that：First, recirculating fluidized bed waste heat boiler emission
Mixing, cooling, work needed for preparing volatile organic compound from waste gas hypersober as a kind of technical process medium completion
The operational process of craft changed, granulate, be separate, is optimal technical process medium, and the main material needed for preparing adsorbent is
Circulating fluidized bed combustion coal boiler fly ash, sulphur glue, disulphur dichloride are, it is necessary to design suitable special process process units；Second,
Two sections of mode of heatings relatively directly heat mode（Flash distillation）Produce overheat sulphur steam more energy-conservation, production efficiency higher, two sections add
Hot mode is divided into low-temperature zone and high temperature section, and the heating medium of low-temperature zone selects saturated vapor, and heating-up temperature is 180-190 DEG C, high
Temperature section heating medium selects high-temperature flue gas, and heating-up temperature is 460-480 DEG C.Rising pipe and circulation pipe using rising principle design
To complete material conveying, mass transfer, heat transfer operational process of craft.Two sections of mode of heatings make sulphur complete with gas-liquid mixture flow morphology
Into mass-and heat-transfer technical process, the heat exchange mode between heater is convection current, conduction, and directly heats mode（Flash distillation）System
Take the heat exchange mode only conduction pattern of overheat sulphur steam, i.e. conduction heating of the heater to sulphur solid, it is well known that
Fluid convection heat exchange mode is big compared with solid conduction heat exchange mode heat exchange area, the coefficient of heat transfer is high, heat exchange rate is high, therefore it is produced
Mode more energy-conservation, production efficiency is higher；3rd, recirculating fluidized bed waste heat boiler emission oxygen amount is extremely low, in the ring of hypoxemia
The probability that generation sulphur is fired under border is extremely low, beneficial to safety in production, while being extremely to manage as the technical cooling medium of sulphur glue
Think, played sulphur glue as bonding agent and the function of adsorbent, and recirculating fluidized bed waste heat boiler emission is in activation
Spiral in granulation tower, with overheat sulphur steam, circulating fluidized bed combustion coal boiler fly ash, the abundant mass transfer of disulphur dichloride droplet
Heat transfer, so as to complete the adsorbent activation whole technical process of granulation in tower, makes it possible industrialization production；4th, batch
Continuous production process units is obturator, and operational process of craft is carried out in closed process units, makes pollution environment
Probability becomes extremely low.
Brief description of the drawings
Fig. 1 is that a kind of front view structure for preparing volatile organic compound from waste gas hypersober process unit of the present invention is shown
It is intended to.
Fig. 2 is that a kind of plan structure for preparing volatile organic compound from waste gas hypersober process unit of the present invention is shown
It is intended to.
Fig. 3 is a kind of A partial enlargements for preparing volatile organic compound from waste gas hypersober process unit of the present invention
Structural representation.
Fig. 4 is that a kind of B for preparing volatile organic compound from waste gas hypersober process unit of the present invention shows to structure
It is intended to.
Fig. 5 is a kind of C-C section knots for preparing volatile organic compound from waste gas hypersober process unit of the present invention
Structure schematic diagram.
Fig. 6 is a kind of D-D section knots for preparing volatile organic compound from waste gas hypersober process unit of the present invention
Structure schematic diagram.
Fig. 7 is a kind of big spline structures of E for preparing volatile organic compound from waste gas hypersober process unit of the present invention
Schematic diagram.
Fig. 8 is that a kind of F for preparing volatile organic compound from waste gas hypersober process unit of the present invention shows to structure
It is intended to.
1- activates granulation tower 2- support frame 3- circulating fluidized bed combustion coal boiler fly ash feeding screws
4- disulphur dichloride reservoir component 5- Sulfur evaporators
6- activation granulation tower body 7- material returning device 8- feeding assembly 9- air distribution plates
10- material blanking tube 11- recirculating fluidized bed waste heat boiler emission imports
12- overheats sulphur steam buffer tank 13- gas balance pipe 14- three-way control valves
15- Cosan storage tanks 16- overheats sulphur steam pipe 17- Hot-blast Heating furnace modules
18- transpiration pipe 19- saturated vapor heating kettle component 20- circulation pipe 21- blast caps
22- seams.
Specific embodiment
The present apparatus is described further with specific embodiment below in conjunction with the accompanying drawings.
As shown in accompanying drawing 1, Fig. 2, Fig. 3, Fig. 4, Fig. 5, Fig. 6, Fig. 7, Fig. 8, one kind prepares volatile organic compound to the present invention
Thing waste gas hypersober process unit, it is characterized in that：Including activation granulation tower 1, support frame 2, circulating fluidized bed combustion coal boiler
Flying dust feeding screw 3, disulphur dichloride reservoir component 4, Sulfur evaporator 5.
The activation granulation tower 1, circulating fluidized bed combustion coal boiler fly ash feeding screw 3, disulphur dichloride reservoir component
4th, the equal location and installation of Sulfur evaporator 5 is on support frame 2.
The activation granulation tower 1 includes material blanking tube 10, air distribution plate 9, blast cap 21, recirculating fluidized bed waste heat boiler emission
Import 11, feeding assembly 8, activation granulation tower body 6, material returning device 7.The seam that the design of the port of export of the feeding assembly 8 is gradually tapered up
22.Air vent in the 3-4 Wind discharging hats 21 of material blanking tube 10 is oriented to tail gas spiral to the perforate in same direction, is
Prevent from falling directly into material blanking tube 10 during recipe ingredient fluid feed, recipe ingredient fluid is cast in air distribution plate 9 through feeding assembly 8
Drop point is at the diameter of 1/3 air distribution plate 9.
The Sulfur evaporator 5 includes saturated vapor heating kettle component 19, Hot-blast Heating furnace module 17, overheat sulphur steam
Surge tank 16, Cosan storage tank 15, rising pipe 18, circulation pipe 20, steam pipe 16, gas balance pipe 13, the threeway regulation of overheat sulphur
Valve 14.
The announcement and teaching of book according to the above description, those skilled in the art in the invention can also be to above-mentioned embodiment party
Formula is changed and changed.Therefore, the invention is not limited in specific embodiment disclosed and described above, to of the invention
Some modifications and changes should also be as falling into scope of the claims of the invention.Although additionally, being used in this specification
Some specific terms, but these terms are merely for convenience of description, do not constitute any limitation to the present invention.
Claims (3)
1. one kind prepares volatile organic compound from waste gas hypersober process unit, it is characterized in that：Including activation granulation tower,
Support frame, circulating fluidized bed combustion coal boiler fly ash feeding screw, disulphur dichloride reservoir component, Sulfur evaporator；Activation is made
Grain tower, circulating fluidized bed combustion coal boiler fly ash feeding screw, disulphur dichloride reservoir component, the equal location and installation of Sulfur evaporator
On support frame；Activation granulation tower includes material blanking tube, air distribution plate, blast cap, the import of recirculating fluidized bed waste heat boiler emission, enters
Material component, activation granulation tower body, material returning device；Sulfur evaporator includes saturated vapor heating kettle component, Hot-blast Heating furnace module, mistake
Hot sulphur steam buffer tank, Cosan storage tank, rising pipe, circulation pipe, overheat sulphur steam pipe, gas balance pipe, three-way control valve.
2. one kind according to claim 1 prepares volatile organic compound from waste gas hypersober process unit, and it is special
Levying is：The seam that the feeding assembly port of export design is gradually tapered up.
3. one kind according to claim 1 prepares volatile organic compound from waste gas hypersober process unit, and it is special
Levying is：Air vent in the 3-4 Wind discharging hats of material blanking tube is oriented to recirculating fluidized bed waste heat boiler to the perforate in same direction
Emission spiral, to prevent that material blanking tube is fallen directly into during recipe ingredient fluid feed, recipe ingredient fluid is through charging group
Part casts the drop point in air distribution plate at 1/3 diameter.
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Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6555712B2 (en) * | 2001-03-28 | 2003-04-29 | Indian Institute Of Technology | Process for the preparation of diorganotrisulfide |
| CN101497552A (en) * | 2009-03-19 | 2009-08-05 | 江苏钟腾化工有限公司 | Method for preparing p-chlorotoluene and o-chlorotoluene by chlorination toluene |
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2017
- 2017-03-06 CN CN201710128827.4A patent/CN106732483B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6555712B2 (en) * | 2001-03-28 | 2003-04-29 | Indian Institute Of Technology | Process for the preparation of diorganotrisulfide |
| CN101497552A (en) * | 2009-03-19 | 2009-08-05 | 江苏钟腾化工有限公司 | Method for preparing p-chlorotoluene and o-chlorotoluene by chlorination toluene |
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Application publication date: 20170531 Assignee: QUANZHOU GREEN LOW CARBON Research Institute Assignor: Yang Song Contract record no.: X2020350000041 Denomination of invention: A process device for preparation of active adsorbent for VOC waste gas Granted publication date: 20190322 License type: Exclusive License Record date: 20200824 |
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