CN103706242B - The anti-release apparatus of absorbent of recyclable ammonium salt - Google Patents
The anti-release apparatus of absorbent of recyclable ammonium salt Download PDFInfo
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- CN103706242B CN103706242B CN201310680991.8A CN201310680991A CN103706242B CN 103706242 B CN103706242 B CN 103706242B CN 201310680991 A CN201310680991 A CN 201310680991A CN 103706242 B CN103706242 B CN 103706242B
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- absorption tower
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Abstract
The present invention relates to filtrating equipment of flue gas equipment, relate in particular to a kind of anti-release apparatus of absorbent of recyclable ammonium salt, comprise absorption tower (1), ammonium salt reclamation device and absorption tower safety device, absorption tower (1) is connected with ammonium salt reclamation device, absorption tower safety device, and ammonium salt reclamation device comprises filtrate receiver (21), filter (22), slurry pool (23), saline solution knockout drum (24), salt liquid storage tank (25), coalescing filter (26) and reclaims catalyst storage tank (27); Reclaiming catalyst storage tank (27) is connected with absorption tower (1). The ammonium salt generating ammonium salt reclamation device of the present invention can react nitric acid, sulfuric acid with ammoniacal liquor after, byproduct as the anti-release apparatus of absorbent reclaims, improved the anti-release apparatus of absorbent in the economic benefit of removing in flue gas process, the environmental protection that has reduced enterprise drops into.
Description
Technical field
The present invention relates to filtrating equipment of flue gas equipment, related in particular to a kind of anti-escaping of absorbent of recyclable ammonium saltEase device.
Background technology
Environmental protection is that the mankind solve reality or potential environmental problem, prevents pollution and the destruction in bad border, in the hope of oneselfThe so same humanistic environment of environment, common balance sustainable development of economic environment; Sour gas in a kind of removal waste gasMethod (METHODFORREMOVINGACIDICGASESFROMWASTEGAS), patent No. US6881243(B1) absorbent (anagentwhichbindstheunstablespeciesandforms inAstablecomplax) occur in the object of environmental protection just; But absorbent is owing to purchasingThis height of buy, volatile objective factor, has caused numerous enterprises to be hung back to it.
Summary of the invention
The present invention is directed to the volatile shortcoming of absorbent in prior art, a kind of suction of recyclable ammonium salt is providedReceive the anti-release apparatus of agent.
In order to solve the problems of the technologies described above, the present invention is solved by following technical proposals:
The anti-release apparatus of absorbent of recyclable ammonium salt, comprises absorption tower, ammonium salt reclamation device and absorption towerSafety device, absorption tower is connected with ammonium salt reclamation device, absorption tower safety device, ammonium salt reclamationDevice comprise filtrate receiver, filter, slurry pool, saline solution knockout drum, salt liquid storage tank, coalescing filter andReclaim catalyst storage tank; Filtrate receiver is connected with filter, saline solution knockout drum, slurry pool and absorption tower, filtrationMachine connects, and coalescing filter is connected with saline solution knockout drum, salt liquid storage tank and recovery catalyst storage tank, reclaimsCatalyst storage tank is connected with absorption tower. Absorption tower has that five floors are high nearly, and flue gas can be abundant in absorption towerContact with strong oxidizer, absorbent, fresh water (FW), air, ammoniacal liquor, thereby remove the titanium dioxide in flue gasNitrogen and sulfur dioxide; The ammonium salt generating ammonium salt reclamation device can react nitric acid, sulfuric acid with ammoniacal liquor after, doesFor the byproduct of the anti-release apparatus of absorbent reclaims, improve the anti-release apparatus of absorbent and removed flue gasEconomic benefit in process, the environmental protection that has reduced enterprise drops into; Absorption tower safety device can absorbWhen tower generation security incident, play a protective role, avoid absorption tower to damage and need substantial contribution to safeguard it;Liquid in absorption tower enters slurry pool, stirs, by liquid solution and liquid solution by slurry pool stirrerThe fixing granule and other foreign matters that are inside mingled with are separated, and by the once filtration of filter pressing pump, liquid are ledEnter in filter, carry out secondary filter in filter, liquid enters filtrate receiver after twice filtration, thenEnter in saline solution knockout drum by filtrate receiver; The density of different liquid is different, in saline solution knockout drumLeave standstill and can, by different liquid layereds, by coalescing filter, ammonium salt be imported in salt liquid storage tank, by coalescentFilter imports absorbent to reclaim in catalyst storage tank and goes.
As preferably, filtrate receiver is connected with absorption tower, coalescing filter; Filter is connected with absorption tower; SaltLiquid knockout drum is connected with absorption tower, salt liquid storage tank, absorption tower safety device; Salt liquid storage tank and absorption towerSafety device connects; Reclaiming catalyst storage tank is connected with absorption tower safety device. In filtrate receiverLiquid is directly got back to absorption tower, this be in absorption tower flue gas inlet little in, filtrate receiver betaineContent is low, does not need the anxious next step that enters; Filtrate receiver is connected with coalescing filter, is because coalescent mistakeFilter can directly be separated ammonium salt and absorbent, adds saline solution knockout drum to leave standstill liquid, is in order to subtractThe workload of few coalescing filter, saline solution knockout drum can first directly import obvious part layering ammonium saltIn salt liquid storage tank, the unconspicuous part liquid of layering enters coalescing filter again, realizes and separates ammonium salt and suctionReceive agent; If solid granule and foreign matter are too many in absorption tower, can first import in filter, filter,And then lead go back to absorption tower; Saline solution knockout drum is connected with absorption tower, can make the liquid in saline solution knockout drum straightConnect and flow back to absorption tower, this is not high for saline solution knockout drum betaine content, when not reclaiming meaning, uses;Saline solution knockout drum, if there is security incident, can first import internal liquid in the safety device of absorption tower,This method is applicable to any one parts of whole device, has effectively extended the service life of whole device.
As preferably, ammonium salt reclamation device is provided with 2-10 saline solution knockout drum. 2-10 saline solution knockout drum canFlow through effectively to shunt filtrate receiver the liquid coming, meet predetermined at the in-built liquid of saline solution knockout drumAfter will quit work, another saline solution knockout drum will be started working; In switching saline solution knockout drum,Filtrate receiver flow through come liquid directly gets back in absorption tower, can effectively avoid like this liquid have nowhere to go andCause the damage of device.
Absorption tower is provided with successively from the bottom up air nozzle, absorbent shower nozzle, rises gas cap, tears board-like demister open,Material filling type demister, smoke discharge pipe. Inner absorbent shower nozzle below, absorption tower is liquid solution, liquid solutionComprise ammonium salt, fresh water (FW), absorbent, ammoniacal liquor, liquid solution preferably can be flooded catalyst tube and ammonia water pipe,But do not flood fume pipe; Can be filled with air toward the lower end on absorption tower by air nozzle, reduce absorption towerThe content of interior nitrogen dioxide, sulfur dioxide; Absorbent shower nozzle be arranged on fume pipe above, flue gas is from flue gasPipe enters behind absorption tower, and absorbent pours in flue gas by absorbent shower nozzle, removes the part Asia in flue gasSulfuric acid, nitrous acid, make it to become nitric acid and sulfuric acid, facilitates nitric acid, sulfuric acid to react with ammoniacal liquor and generate ammonium salt;The effect that rises gas cap is the speed that reducing smoke moves upward, and makes the least possible row of pernicious gas in flue gasBe put in air and go; Meanwhile, the lower end that rises gas cap is provided with absorbent recovery channel, rises gas cap and passes through absorbentRecovery channel is connected with washings knockout drum, reclaims the absorbent rising in gas cap; Tear board-like demister, filler openThe effect of formula demister is that reduction gas is run out of the rate of climb rising after gas cap, aerial by volatilizingAbsorbent, removes nitrous acid, sulfurous acid, makes it to become nitric acid, sulfuric acid; Nitrous acid, sulfurous acid are avoidedFrom newly resolving into nitrogen dioxide and sulfur dioxide along with smoke discharge pipe enters atmosphere; Fume emission tube drainageCarbon dioxide.
As preferably, in absorption tower, be provided with 2-10 and tear board-like demister open; Rise gas cap and absorbent EGRConnect. Tear the solid netted knot that board-like demister can make sticking absorbent be attached to tear open board-like demister openOn structure, reduce the escape of absorbent; Material filling type demister passes through the corrugated channel reducing smoke rate of climb,By narrow and small channel space, absorbent is fully reacted with nitrous acid, sulfurous acid; Tear the upper of board-like demister openThe above and below of side and below, material filling type demister, the top that rises gas cap are all provided with fresh water (FW) shower nozzle, workSkill sprinkler head is arranged on tears the top of board-like demister, the top of material filling type demister open, and fresh water (FW) from top to bottomSpray, effectively slow down the upwards escape velocity of absorbent and flue gas, meanwhile, can tear board-like demist open by being attached toAbsorbent on device and material filling type demister is washed into the upper end that rises gas cap and goes; Fresh water (FW) shower nozzle is arranged on tears plate openThe below of formula demister, the below of material filling type demister, fresh water (FW) sprays from the bottom up, effectively avoided due toThe viscosity of absorbent and cause tearing open board-like demister, material filling type demister is plugged and can not gets rid of gas, riseThe fresh water (FW) shower nozzle of gas cap top can reduce the quantity that absorbent is upwards escaped.
As preferably, to tear board-like demister open and comprise 2-20 layer plate washer, plate washer is provided with through hole, baffle plate and baffle plateBetween connect by support bar. Because absorbent has stickiness, so the existence of baffle plate can reduce absorptionThe quantity that agent is upwards escaped, through hole can be discharged flue gas, and support bar makes to occur between baffle plate certain space, thisThe Main Function in part space is the speed moving upward for reducing smoke, makes the nitrogen dioxide in flue gasWith sulfur dioxide be attached to the absorbent torn open on board-like demister and continue react, generation nitric acid and sulfuric acid.
As preferably, material filling type demister is reeled and is formed by thin material, and thin material is different volumes in reelingBetween layer, leave gap, thin material is the thin material of fold. Thin material is acid resistance, resistance to water material, and this can haveEffect extends the service life of thin material; Material filling type demister adopts thin material, can be in identical diameter range effectivelyIncrease the number of plies of reeling, thereby reduce water smoke and rate of climb absorbent and rising quantity; Thin materialGap between different winding layers is little as much as possible, facilitates like this water smoke and absorbent to be attached on thin material;Thin material is the thin material of fold, and fold changes the gap between different winding layers, can be more effectiveHinder the rising of absorbent and water smoke.
As preferably, absorbent shower nozzle is 2-10, and one end of absorbent shower nozzle is connected with pipeline, on pipeline, establishesThere is absorbent circulating pump. Absorbent shower nozzle is installed from top to bottom successively, sprays absorbent by differing heights,Make the absorbent can be fully and the fume pipe nitrogen dioxide, the sulfur dioxide haptoreaction that emit, so,In absorption tower the abundance of space in the situation that, per minute more from the flue gas entering in fume pipe, the suction needingReceive agent shower nozzle also more; Absorbent circulating pump can regulate the jet velocity of absorbent shower nozzle by gauge tap,The volume that ensures all absorbent shower nozzles injection absorbent per minute is consistent.
As preferably, absorption tower is provided with fume pipe, catalyst tube and ammonia water pipe, fume pipe, catalyst tube,Ammonia water pipe three is arranged on the top of air nozzle, and fume pipe, catalyst tube, ammonia water pipe three are arranged on suctionReceive the below of agent shower nozzle; Fume pipe is arranged on catalyst tube and ammonia water pipe top. Fume pipe is flow of flue gasPipeline, catalyst tube is the mobile pipeline of absorbent, ammonia water pipe is the mobile pipeline of ammoniacal liquor; Air nozzle is establishedPut the lower end on absorption tower, reduced the sulfur dioxide in liquid, nitrogen dioxide content.
As preferably, fume pipe is provided with strong oxidizer input pipe. The effect of strong oxidizer is to protect as far as possibleDemonstrate,prove most nitrogen dioxide, sulfur dioxide in fume pipe and, before entering absorption tower, be oxidized into nitrousAcid, sulfurous acid, generate nitric acid, sulfuric acid to react with absorbent in absorption tower.
As preferably, absorption tower safety device comprises accident pool, pump and agitator; Pump and agitator are establishedPut above accident pool; Smoke discharge pipe is connected with accident pool by water pipe. Accident pool and absorption tower, filterLiquid bath, saline solution knockout drum, saline solution storage tank and recovery catalyst storage tank connect, when said apparatus meets accidentWhen situation, its inner liquid guide flow can be entered in accident pool; Pump can be logical by the liquid in accident poolPiping is from being newly transmitted back in absorption tower, and agitator can be by liquid different in accident pool, solid or foreign matterSeparate by stirring; Liquid in smoke discharge pipe can, under water pipe effect, flow in accident pool.
The present invention, owing to having adopted above technical scheme, has significant technique effect: ammonium salt reclamation device energyEnough ammonium salts that nitric acid, sulfuric acid is reacted to rear generation with ammoniacal liquor, enter as the byproduct of the anti-release apparatus of absorbentRow reclaims, and has improved the anti-release apparatus of absorbent in the economic benefit of removing in flue gas process, has reduced enterpriseEnvironmental protection drop into.
Brief description of the drawings
Fig. 1 is the structural representation of the anti-release apparatus of absorbent of the recyclable ammonium salt of the present invention.
Fig. 2 is the structural representation on absorption tower.
Fig. 3 is the structural representation of absorption tower and absorption tower safety device.
Fig. 4 is the structural representation of ammonium salt reclamation device.
Fig. 5 is the Part I structural representation of ammonium salt reclamation device.
Fig. 6 is the Part II structural representation of ammonium salt reclamation device.
Fig. 7 is the structural representation that partially absorbs tower.
Fig. 8 is the structural representation that rises gas cap.
The toponym that in above accompanying drawing, each number designation refers to is as follows: 1-absorption tower, 11-air nozzle,The board-like demister of 12-absorbent shower nozzle, 13-rise gas cap, 14-tear open, 15-material filling type demister, 16-Smoke discharge pipe, 17-fume pipe, 18-catalyst tube, 19-ammonia water pipe, 21-filtrate receiver, 22-mistakeFilter, 23-slurry pool, 24-saline solution knockout drum, 25-salt liquid storage tank, 26-coalescing filter, 27-Reclaim catalyst storage tank, 41-accident pool, 42-pump, 43-agitator, 121-pipeline, 122-absorptionAgent circulating pump, 131-absorbent recovery channel, 132-straight tube passage, 133-conical end cap, 134-Hole, 135-groove, 161-water pipe, 171-strong oxidizer input pipe, 211-saline solution excavationg pump, 231-Slurry pool stirrer, 232-filter pressing pump.
Detailed description of the invention
Below in conjunction with accompanying drawing and embodiment, the present invention is described in further detail.
Embodiment 1
The anti-release apparatus of absorbent of recyclable ammonium salt, as shown in Fig. 1-8, comprises absorption tower 1, ammonium salt reclamationDevice and absorption tower safety device, absorption tower 1 and ammonium salt reclamation device, absorption tower security protection dressPut connection, ammonium salt reclamation device comprise filtrate receiver 21, filter 22, slurry pool 23, saline solution knockout drum 24,Salt liquid storage tank 25, coalescing filter 26 and recovery catalyst storage tank 27; Filtrate receiver 21 and filter 22,Saline solution knockout drum 24 connects, and slurry pool 23 is connected with absorption tower 1, filter 22, coalescing filter 26 withSaline solution knockout drum 24, salt liquid storage tank 25 and recovery catalyst storage tank 27 connect; Reclaim catalyst storage tank 27Be connected with absorption tower 1. Absorption tower 1 has that five floors are high nearly, flue gas can be fully in absorption tower 1 withStrong oxidizer, absorbent, fresh water (FW), air, ammoniacal liquor contact, thus remove nitrogen dioxide in flue gas andSulfur dioxide; The ammonium salt generating ammonium salt reclamation device can react nitric acid, sulfuric acid with ammoniacal liquor after, as canThe byproduct that reclaims the anti-release apparatus of absorbent of ammonium salt reclaims, and has improved the absorbent of recyclable ammonium saltAnti-release apparatus is in the economic benefit of removing in flue gas process, and the environmental protection that has reduced enterprise drops into; Absorption tower peaceWhen full protection device can security incident occur on absorption tower, play a protective role, avoid absorption tower 1 to damageAnd need substantial contribution to safeguard it; When liquid solution in absorption tower 1 arrives certain depth, can pass through pipelineFlow in accident pool 41, liquid level will can not raise again, avoided liquid solution by the entrance of fume pipe 17 toBlock; Slurry pool 23 comprises slurry pool stirrer 231 and filter pressing pump 232; Liquid in absorption tower 1 entersSlurry pool 23, stirs by slurry pool stirrer 231, fixing by what be mingled with in liquid solution and liquid solutionGranule and other foreign matters are separated, and by the once filtration of filter pressing pump 232, liquid are imported to filterIn 22, carry out secondary filter in filter 22, liquid enters filtrate receiver 21 after twice filtration, thenEnter in saline solution knockout drum 24 by filtrate receiver 21; The density of different liquid is different, divides at saline solutionIn tank 24, leave standstill and can, by different liquid layereds, by coalescing filter 26, ammonium salt be imported to salt liquid storage tankIn 25, by coalescing filter 26, absorbent is imported to reclaim in catalyst storage tank 27 and go, reclaim catalystStorage tank 27 is connected with absorption tower 1, and the absorbent that makes to reclaim in catalyst storage tank 27 can be from newly getting back to absorptionIn tower 1, recycle.
Filtrate receiver 21 is connected with absorption tower 1, coalescing filter 26; Filter 22 is connected with absorption tower 1;Saline solution knockout drum 24 is connected with absorption tower 1, salt liquid storage tank 25, absorption tower safety device; Salt liquid storage tank25 are connected with absorption tower safety device; Reclaiming catalyst storage tank 27 prevents with absorption tower 1, absorption tower safetyProtection unit connects. Liquid in filtrate receiver 21 is directly got back to absorption tower 1, and this is to enter at the interior flue gas in absorption tower 1Enter amount little time, filtrate receiver 21 betaine content are low, can directly the liquid in filtrate receiver 21 be ledReturn in absorption tower 1; Filtrate receiver 21 is connected with coalescing filter 26, is because coalescing filter 26 can be straightConnecing ammonium salt and absorbent are separated, add saline solution knockout drum 24 to leave standstill liquid, is in order to reduce coalescent mistakeThe workload of filter 26, saline solution knockout drum 24 can first directly import salt by obvious part layering ammonium saltIn liquid storage tank 25, the unconspicuous part liquid of layering enters coalescing filter 26 again, realize separate ammonium salt andAbsorbent; If solid granule and foreign matter are too many in absorption tower 1, can first import in filter 22, enterRow filters, and then leads go back to absorption tower 1; Saline solution knockout drum 24 is connected with absorption tower 1, can make saline solution divideLiquid in tank 24 directly flows back to absorption tower 1, and this is not high for saline solution knockout drum 24 betaine content, does not haveWhen having the meaning of recovery, use; Saline solution knockout drum 24, can be first by internal liquid if there is security incidentImport in the safety device of absorption tower, this method is applicable to any one parts of whole device, effectively prolongsGrow the service life of whole device.
Ammonium salt reclamation device is provided with 2-10 saline solution knockout drum 24. Filtrate receiver 21 divides with multiple saline solutions simultaneouslyConnect from tank 24; 2-10 saline solution knockout drum 24 can effectively be shunted filtrate receiver 21 and flow through the liquid coming,After the in-built liquid of saline solution knockout drum 24 meets predetermined, will quit work, another saline solution separatesTank 24 will be started working.
Absorption tower 1 is provided with successively from the bottom up air nozzle 11, absorbent shower nozzle 12, rises gas cap 13, tears plate openFormula demister 14, material filling type demister 15, smoke discharge pipe 16. Absorption tower 1 inner absorbent shower nozzle 12 timesSide is liquid solution, and liquid solution comprises ammonium salt, fresh water (FW), absorbent, ammoniacal liquor, and liquid solution preferably canEnough flood catalyst tube 18 and ammonia water pipe 19, but do not flood fume pipe 17; Can by air nozzle 11Lower end toward absorption tower 1 is filled with air, with the interior nitrogen dioxide in absorption tower 1, sulfur dioxide generation oxidation reactionGenerate nitrous acid and sulfurous acid; Absorbent shower nozzle 12 be arranged on fume pipe 17 above, flue gas is from fume pipe17 enter behind absorption tower 1, and absorbent pours flue gas by absorbent shower nozzle 12 and gets on, and remove one in flue gasPart sulfurous acid, nitrous acid, make it to become nitric acid and sulfuric acid, facilitates nitric acid, sulfuric acid to react generation with ammoniacal liquorAmmonium salt; The effect that rises gas cap 13 is the speed that reducing smoke moves upward, and the pernicious gas in flue gas to the greatest extent canCan few being discharged in air go; Meanwhile, the lower end that rises gas cap 13 is provided with absorbent recovery channel 131, risesGas cap 13 is connected with washings knockout drum 32 by absorbent recovery channel 131, reclaims and rises in gas cap 13Absorbent; The effect of tearing board-like demister 14, material filling type demister 15 open is that reduction gas is run out of and risen gas capThe rate of climb after 13, by the aerial absorbent that volatilizees, removes nitrous acid, sulfurous acid, makes it intoFor nitric acid, sulfuric acid; Avoid nitrous acid, sulfurous acid from newly resolving into nitrogen dioxide and sulfur dioxide along with cigaretteGas delivery pipe 16 enters in atmosphere; Smoke discharge pipe 16 discharges carbon dioxide.
In absorption tower 1, be provided with 2-10 and tear board-like demister 14 open; Rising gas cap 13 connects with absorbent EGRConnect. Absorbent and flue gas, can only be by the gaps in space network when tearing board-like demister 14 openEscape; Absorbent and flue gas be when the material filling type demister 15, can only be by corrugated channel long and narrowPassage is escaped; The space network of tearing board-like demister 14 open can make sticking absorbent be attached to and tear plate openOn the space network of formula demister 14, reduce the escape of absorbent; Material filling type demister 15 passes through rippleThe line shape passage reducing smoke rate of climb, makes absorbent and nitrous acid, sulfurous acid by narrow and small channel spaceFully reaction; Tear open above and below, the material filling type demister 15 of board-like demister 14 above and below,The top that rises gas cap 13 is all provided with fresh water (FW) shower nozzle, and fresh water (FW) shower nozzle is arranged on tears the upper of board-like demister 14 openSide, material filling type demister 15 top, fresh water (FW) sprays from top to bottom, effectively slow down absorbent and flue gas toUpper escape velocity, meanwhile, can will be attached to the suction of tearing open on board-like demister 14 and material filling type demister 15Receive agent and be washed into the upper end that rises gas cap 13; Fresh water (FW) shower nozzle be arranged on tear open board-like demister 14 below,The below of material filling type demister 15, fresh water (FW) sprays from the bottom up, has effectively avoided due to the viscosity of absorbentCause tearing open board-like demister 14, material filling type demister 15 is plugged and can not gets rid of gas, rise on gas cap 13The fresh water (FW) shower nozzle of side can reduce the quantity that absorbent is upwards escaped; Rise gas cap 13 comprise straight tube passage 132,Conical end cap 133, groove 135, conical end cap 133 is arranged on straight tube passage 132 upper ends, and straight tube is logicalRoad 132 is provided with hole 134; Conical end cap 133 can flow down absorbent smoothly from rising gas cap 13Go, the effect of groove 135 is tracks of restriction smoke movement, and the lower end of straight tube passage 132 is provided with hole 134,Flue gas is introduced into groove 135 and moves upward with groove, but groove 135 upper ends do not have depositing of any passage, float towards absorbent shower nozzle 12 so some flue gas can move downward, from new and absorbent shower nozzle 12 outAbsorbent reaction, effectively increased absorption tower 1 and removed the effect of nitrogen dioxide, sulfur dioxide, flue gas is logicalVia hole 134 wafts to tearing open in board-like demister 14, and absorbent can fall downwards after contacting with groove 135 with water smokeFall.
Absorbent shower nozzle 12 is 2-10, and one end of absorbent shower nozzle 12 is connected with pipeline 121, pipeline 121Be provided with absorbent circulating pump 122. Absorbent shower nozzle 12 is installed from top to bottom successively, sprays by differing heightsSpill absorbent, make absorbent can be fully and fume pipe 17 nitrogen dioxide, the sulfur dioxide that emit connectTouch reaction, so, the in the situation that of the abundance of interior space, absorption tower 1, per minute from entering in fume pipe 17Flue gas is more, and the absorbent shower nozzle 12 needing is also more; Absorbent circulating pump 122 can by gauge tapRegulate the jet velocity of absorbent shower nozzle 12, ensure all absorbent shower nozzles 12 injection absorbent per minuteVolume is consistent.
Absorption tower 1 is provided with fume pipe 17, catalyst tube 18 and ammonia water pipe 19, fume pipe 17, catalystPipe 18, ammoniacal liquor 19 threes are arranged on the top of air nozzle 11, fume pipe 17, catalyst tube 18, ammoniacal liquor19 threes are arranged on the below of absorbent shower nozzle 12; Fume pipe 17 is arranged on catalyst tube 18 and ammoniacal liquor 19Top. Fume pipe 17 is the pipeline on flue gas inflow absorption tower 1, and catalyst tube 18 is that absorbent flows into absorptionThe pipeline of tower 1, ammonia water pipe 19 is the pipeline on ammoniacal liquor inflow absorption tower 1; Air nozzle 11 is arranged on absorptionThe lower end of tower 1, has reduced nitrogen dioxide, sulfur dioxide goes along with liquid solution enters in ammonium salt reclamation device.
Fume pipe 17 is provided with strong oxidizer input pipe 171. The effect of strong oxidizer is to have ensured as far as possibleIn fume pipe, most nitrogen dioxide, sulfur dioxide is before entering absorption tower 1, be oxidized into nitrous acid,Sulfurous acid, generates nitric acid, sulfuric acid to react with absorbent in absorption tower 1.
Absorption tower safety device comprises accident pool 41, pump 42 and agitator 43; Pump 42 and agitator 43Be arranged on the top of accident pool 41; Smoke discharge pipe 16 is connected with accident pool 41 by water pipe 161. AccidentPond 41 is with absorption tower 1, filtrate receiver 21, saline solution knockout drum 24, saline solution storage tank 25 and reclaim catalyst storageGroove 27 connects, and in the time that said apparatus meets accident situation, its inner liquid guide flow can be entered to accident poolIn 41; Pump 42 can be by the liquid in accident pool 41 by pipeline from being newly transmitted back in absorption tower 1, stirDevice 43 can be separated interior accident pool 41 different liquid, solid or foreign matter by stirring; Flue gas rowThe liquid of putting in pipe 16 can, under water pipe 161 effects, flow in accident pool 41.
In a word, the foregoing is only preferred embodiment of the present invention, allly do according to the present patent application the scope of the claimsEqualization change and modify, all should belong to the covering scope of patent of the present invention.
Claims (1)
1. the anti-release apparatus of the absorbent of recyclable ammonium salt, comprises absorption tower (1), ammonium salt reclamation device and suctionReceive tower safety device, it is characterized in that: prevent with ammonium salt reclamation device, absorption tower safety absorption tower (1)Protection unit connects; Ammonium salt reclamation device comprise filtrate receiver (21), filter (22), slurry pool (23),Saline solution knockout drum (24), salt liquid storage tank (25), coalescing filter (26) and recovery catalyst storage tank(27); Filtrate receiver (21) is connected with filter (22), saline solution knockout drum (24), slurry pool (23)Be connected with absorption tower (1), filter (22), coalescing filter (26) and saline solution knockout drum (24),Salt liquid storage tank (25) and recovery catalyst storage tank (27) connect; Reclaim catalyst storage tank (27) and inhaleReceive tower (1) and connect, filtrate receiver (21) is connected with absorption tower (1), coalescing filter (26); FilterMachine (22) is connected with absorption tower (1); Saline solution knockout drum (24) and absorption tower (1), salt liquid storage tank (25),Absorption tower safety device connects; Salt liquid storage tank (25) is connected with absorption tower safety device; ReclaimCatalyst storage tank (27) is connected with absorption tower safety device, and absorption tower (1) is provided with from the bottom up successivelyAir nozzle (11), absorbent shower nozzle (12), rise gas cap (13), tear board-like demister (14) open,Material filling type demister (15), smoke discharge pipe (16), absorption tower (1) be provided with fume pipe (17),Catalyst tube (18) and ammonia water pipe (19), fume pipe (17), catalyst tube (18), ammonia water pipe (19)Three is arranged on the top of air nozzle (11), fume pipe (17), catalyst tube (18), ammonia water pipe(19) three is arranged on the below of absorbent shower nozzle (12), is provided with 2-10 and tears plate open in absorption tower (1)Formula demister (14); Rise gas cap (13) and be connected with absorbent EGR, absorbent shower nozzle (12) is2-10, one end of absorbent shower nozzle (12) is connected with pipeline (121), and pipeline (121) is provided with absorptionAgent circulating pump (122), fume pipe (17) is provided with strong oxidizer input pipe (171), absorption tower safetyProtector comprises accident pool (41), pump (42) and agitator (43); Pump (42) and agitator (43)Be arranged on the top of accident pool (41); Smoke discharge pipe (16) is by water pipe (161) and accident pool (41)Connect.
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| CN201310680991.8A CN103706242B (en) | 2013-12-12 | 2013-12-12 | The anti-release apparatus of absorbent of recyclable ammonium salt |
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| CN201310680991.8A CN103706242B (en) | 2013-12-12 | 2013-12-12 | The anti-release apparatus of absorbent of recyclable ammonium salt |
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| CN103706242B true CN103706242B (en) | 2016-05-04 |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101579602A (en) * | 2009-06-12 | 2009-11-18 | 山西晋丰环保工程设计有限公司 | Energy-saving and high-quality ammonia desulphurization process for ammonia sulfate recovery |
| CN102658021A (en) * | 2012-05-10 | 2012-09-12 | 朱军 | Advanced technology and device for integrating oxidation catalysis, desulfurization and denitrification |
| EP2586517A1 (en) * | 2011-10-31 | 2013-05-01 | Mitsubishi Heavy Industries | Flue gas desulfurization |
| CN203620501U (en) * | 2013-12-12 | 2014-06-04 | 浙江斯诺爱科特环保工程有限公司 | Absorbent anti-escaping device capable of recycling ammonium salt |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3692219B2 (en) * | 1997-08-15 | 2005-09-07 | 三菱重工業株式会社 | Smoke exhaust treatment method and smoke exhaust treatment apparatus |
| JP5335740B2 (en) * | 2010-08-03 | 2013-11-06 | 株式会社日立製作所 | Exhaust gas treatment method and equipment |
-
2013
- 2013-12-12 CN CN201310680991.8A patent/CN103706242B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101579602A (en) * | 2009-06-12 | 2009-11-18 | 山西晋丰环保工程设计有限公司 | Energy-saving and high-quality ammonia desulphurization process for ammonia sulfate recovery |
| EP2586517A1 (en) * | 2011-10-31 | 2013-05-01 | Mitsubishi Heavy Industries | Flue gas desulfurization |
| CN102658021A (en) * | 2012-05-10 | 2012-09-12 | 朱军 | Advanced technology and device for integrating oxidation catalysis, desulfurization and denitrification |
| CN203620501U (en) * | 2013-12-12 | 2014-06-04 | 浙江斯诺爱科特环保工程有限公司 | Absorbent anti-escaping device capable of recycling ammonium salt |
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| Publication number | Publication date |
|---|---|
| CN103706242A (en) | 2014-04-09 |
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