CN207076325U - For carrying out the wet type unit of desulfurizing and purifying to calcining carbon flue gas - Google Patents
For carrying out the wet type unit of desulfurizing and purifying to calcining carbon flue gas Download PDFInfo
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- CN207076325U CN207076325U CN201721052624.3U CN201721052624U CN207076325U CN 207076325 U CN207076325 U CN 207076325U CN 201721052624 U CN201721052624 U CN 201721052624U CN 207076325 U CN207076325 U CN 207076325U
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- holding groove
- liquid holding
- flue gas
- doctor solution
- wet type
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- 239000003546 flue gas Substances 0.000 title claims abstract description 65
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 title claims abstract description 61
- 238000001354 calcination Methods 0.000 title claims abstract description 39
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 title claims abstract description 38
- 229910052799 carbon Inorganic materials 0.000 title claims abstract description 38
- 230000003009 desulfurizing effect Effects 0.000 title claims abstract description 37
- 239000007788 liquid Substances 0.000 claims abstract description 137
- 238000006477 desulfuration reaction Methods 0.000 claims abstract description 25
- 230000023556 desulfurization Effects 0.000 claims abstract description 24
- 230000029142 excretion Effects 0.000 claims description 54
- 230000008859 change Effects 0.000 claims description 8
- 239000012530 fluid Substances 0.000 claims description 8
- 239000000779 smoke Substances 0.000 claims description 8
- 239000000463 material Substances 0.000 claims description 7
- 230000005540 biological transmission Effects 0.000 claims description 6
- 230000007246 mechanism Effects 0.000 claims description 6
- 239000000945 filler Substances 0.000 claims description 5
- 241000628997 Flos Species 0.000 claims description 4
- 239000003513 alkali Substances 0.000 claims description 4
- 238000003756 stirring Methods 0.000 claims description 4
- 239000002861 polymer material Substances 0.000 claims description 3
- 229910001220 stainless steel Inorganic materials 0.000 claims description 2
- 239000010935 stainless steel Substances 0.000 claims description 2
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 abstract description 27
- 239000005864 Sulphur Substances 0.000 abstract description 19
- 239000000126 substance Substances 0.000 abstract description 17
- 239000000243 solution Substances 0.000 description 75
- 239000007789 gas Substances 0.000 description 11
- 238000000034 method Methods 0.000 description 9
- 238000000746 purification Methods 0.000 description 8
- 229910052717 sulfur Inorganic materials 0.000 description 8
- 239000011593 sulfur Substances 0.000 description 8
- 230000000694 effects Effects 0.000 description 6
- 238000002156 mixing Methods 0.000 description 5
- 238000004140 cleaning Methods 0.000 description 4
- 230000007613 environmental effect Effects 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 239000010865 sewage Substances 0.000 description 4
- 230000009466 transformation Effects 0.000 description 4
- 239000003610 charcoal Substances 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 239000010426 asphalt Substances 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 235000019504 cigarettes Nutrition 0.000 description 2
- 239000003034 coal gas Substances 0.000 description 2
- 230000008021 deposition Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- TXKMVPPZCYKFAC-UHFFFAOYSA-N disulfur monoxide Inorganic materials O=S=S TXKMVPPZCYKFAC-UHFFFAOYSA-N 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 238000011049 filling Methods 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- XTQHKBHJIVJGKJ-UHFFFAOYSA-N sulfur monoxide Chemical compound S=O XTQHKBHJIVJGKJ-UHFFFAOYSA-N 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- UCKMPCXJQFINFW-UHFFFAOYSA-N Sulphide Chemical compound [S-2] UCKMPCXJQFINFW-UHFFFAOYSA-N 0.000 description 1
- RHZUVFJBSILHOK-UHFFFAOYSA-N anthracen-1-ylmethanolate Chemical compound C1=CC=C2C=C3C(C[O-])=CC=CC3=CC2=C1 RHZUVFJBSILHOK-UHFFFAOYSA-N 0.000 description 1
- 239000003830 anthracite Substances 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 239000011300 coal pitch Substances 0.000 description 1
- 239000000571 coke Substances 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
- 239000002006 petroleum coke Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
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- Treating Waste Gases (AREA)
- Gas Separation By Absorption (AREA)
Abstract
The utility model discloses a kind of wet type unit for being used to carry out calcining carbon flue gas desulfurizing and purifying, belong to the technical field of flue gas desulfurization, the wet type unit includes being used for clarifier, rotatable liquid holding groove and the liquid holding groove agitator being arranged in liquid holding groove that desulfurization is carried out to flue gas；The ratio of liquid holding groove rotating speed and liquid holding groove agitator speed is 60 100；Liquid holding groove connects with the liquid outlet of clarifier.Doctor solution is mixed in clarifier with flue gas, flue gas is purified to obtain sulphur-containing substance to be entered in liquid holding groove with doctor solution from liquid outlet, the doctor solution in liquid holding groove is stirred by the rotation and liquid holding groove agitator of liquid holding groove, the sulphur-containing substance in doctor solution is set to be in inside of the suspended state without being deposited on liquid holding groove all the time, the actual volume of liquid holding groove has been effectively ensured, the risk that sulphur-containing substance blocks circulation line is also reduced simultaneously, the stream time of whole wet type unit is extended, reduces the operating cost and expense of whole wet type unit.
Description
Technical field
The technical field of flue gas desulfurization is the utility model is related to, is used to carry out calcining carbon flue gas more particularly to one kind
The wet type unit of desulfurizing and purifying.
Background technology
In the roasting process of charcoal element, existing material is divided into auxiliary for the raw material of charcoal element production and roasting filling
Material, wherein：Raw material are petroleum coke or anthracite and ature of coal pitch, and roasting filling auxiliary material is metallurgical coke, is all contained in these materials
There is a certain amount of sulfide.If using coal gas as the heating fuel of calcining process, also contain a certain amount of sulphur in coal gas.
According to the technological requirement of charcoal element production, the temperature of roasting is typically minimum will to reach more than 1150 DEG C.By normal temperature to the continuous of high temperature
In roasting process, air is discharged into by flue together with the sulfur oxide gas that is formed and bitumen flue gas, dust etc., it will tight
Heavily contaminated atmospheric environment, the health and natural, ecological of the mankind are caused greatly to endanger.
For environmental protection, pollution is reduced, current each Tan Su manufacturing enterprises are typically all to take " electric fishing+wet desulphurization "
Purification techniques method administers the polluter that baking flue gas is discharged.Practice have shown that：During baking flue gas is administered, electricity
Improvement of the laws on arrests to asphalt smoke and dust can reach good purifying and dedusting effect, but in the alkaline doctor solution of application to being calcined cigarette
In terms of sulfur oxide in gas administers purification, due to the continuous deposition of sulfur-bearing thing being cleaned so that the reality of liquid holding groove
Volume is gradually reduced, and even circulation line can be blocked when accumulating serious, in turn results in shutdown to clear up liquid holding groove and circulation line.
In actual production, frequently interrupter duty is run, the effect for the desulfurizing and purifying for being extremely difficult to and realizing required by environmental protection and
Purpose.
The content of the invention
The purpose of this utility model is to provide a kind of wet type unit for being used to carry out calcining carbon flue gas desulfurizing and purifying,
When carrying out desulfurization to baking flue gas to improve prior art neutral and alkali doctor solution, the sulfur-bearing thing that is cleaned, which is deposited in liquid holding groove, to be made
The actual volume of liquid holding groove constantly reduces the technical problem that can even block circulation line.
The utility model provide it is a kind of be used for calcining carbon flue gas carry out desulfurizing and purifying wet type unit, including for pair
Flue gas carries out clarifier, rotatable liquid holding groove and the liquid holding groove agitator being arranged in liquid holding groove of desulfurization；Liquid holding groove turns
Speed and the ratio of liquid holding groove agitator speed are 60-100；Liquid holding groove connects with the liquid outlet of clarifier.
Further, the rotating speed of liquid holding groove is 3r/min；The rotating speed of liquid holding groove agitator is 270r/min.
Further, the radius of turn of liquid holding groove agitator is the half of the radius of turn of liquid holding groove；And liquid holding groove stirs
The pivot of device is arranged on the midpoint of the radius of turn of liquid holding groove.
Further, the bottom of liquid holding groove, transmission mechanism is connected with the position of pivot；The bottom of liquid holding groove
Portion, using pivot as symmetrical centre, it is evenly arranged with multiple plane bearings.
Further, also include circulating tank for carrying out the wet type unit of desulfurizing and purifying to calcining carbon flue gas, be arranged on
Circulation jar agitator and the recirculation assembly of connection liquid holding groove and circulating tank in circulating tank；Desulfurization is provided with the top of circulating tank
Liquid filler, bottom are provided with circulating tank outlet；Recirculation assembly is used to the doctor solution in liquid holding groove being delivered to the circulation
In tank.
Further, recirculation assembly includes the de- of doctor solution draw-off pump, excretion machine, connection liquid holding groove and doctor solution draw-off pump
Sulphur liquid outlet, the excretion machine inlet tube for connecting doctor solution draw-off pump and excretion machine, the excretion machine for connecting excretion machine and circulating tank
Outlet and the changed course pipe of connection excretion machine inlet tube and excretion machine outlet；Excretion machine is provided with excretion machine inlet tube to enter
Mouth valve；Excretion machine outlet valve is provided with excretion machine outlet；Middle changed course valve is provided with changed course pipe.
Further, excretion machine floss hole is provided with excretion machine.
Further, also include and circulating tank outlet for carrying out the wet type unit of desulfurizing and purifying to calcining carbon flue gas
The doctor solution inlet tube of connection；Clarifier is centrifugal purifier, and the top of centrifugal purifier is provided with smoke inlet；Desulfurization
Liquid inlet tube connects with smoke inlet, so that flue gas and doctor solution can enter in centrifugal purifier from same tangential direction.
Further, it is provided with high-pressure pump between circulating tank outlet and doctor solution inlet tube；Set on doctor solution inlet tube
It is equipped with desulfurization fluid valve.
Further, centrifugal purifier, liquid holding groove, liquid holding groove agitator, circulating tank, circulation jar agitator, circulation group
In part, doctor solution inlet tube, high-pressure pump and desulfurization fluid valve, the part that is contacted with doctor solution by alkali resistance stainless steel material and/
Or high polymer material is made.
Compared with prior art, advantage of the present utility model is：
Provided by the utility model to be used in the wet type unit to calcining carbon flue gas progress desulfurizing and purifying, doctor solution is net
Change device to be mixed with flue gas, flue gas is purified to obtain sulphur-containing substance entered with doctor solution from liquid outlet in liquid holding groove,
The doctor solution in liquid holding groove is stirred by the rotation and liquid holding groove agitator of liquid holding groove, makes the sulfur-bearing thing in doctor solution
Matter is in inside of the suspended state without being deposited on liquid holding groove all the time, and the actual volume of liquid holding groove has been effectively ensured, while
The risk that sulphur-containing substance blocks circulation line is reduced, extends the stream time of whole wet type unit, it is easier to reach
With the effect and purpose for realizing the desulfurizing and purifying required by environmental protection, while the operating cost of whole wet type unit is also reduced
And expense.
Brief description of the drawings
, below will be to needed for embodiment description in order to illustrate more clearly of the technical scheme in the embodiment of the utility model
The accompanying drawing to be used is briefly described, it should be apparent that, drawings in the following description are only some realities of the present utility model
Example is applied, for those of ordinary skill in the art, on the premise of not paying creative work, can also be according to these accompanying drawings
Other accompanying drawings are obtained, wherein：
Fig. 1 is the wet type unit for being used to carry out calcining carbon flue gas desulfurizing and purifying that the utility model embodiment 1 provides
Structure diagram；
Fig. 2 is the sectional view in A-A directions in Fig. 1；
Fig. 3 is liquid holding groove and liquid holding groove agitator position relationship schematic diagram in Fig. 1.
Label：1- clarifiers；2- liquid holding grooves；3- liquid holding groove agitators；4- plane bearings；5- circulating tanks；6- circulating tanks stir
Mix device；7- doctor solution fillers；8- circulating tank outlets；9- doctor solution draw-off pumps；10- excretion machines；11- doctor solution outlets；
12- excretion machine inlet tubes；13- excretion machine outlets；14- changed course pipes；15- excretion machine inlet valves；16- excretion machine outlet valves
Door；Changed course valve among 17-；18- excretion machine floss holes；19- doctor solution inlet tubes；20- smoke inlets；21- high-pressure pumps；22-
Desulfurization fluid valve.
Embodiment
The technical scheme in the embodiment of the utility model will be clearly and completely described below, it is clear that described
Embodiment is only part of the embodiment of the present utility model, rather than whole embodiments.Based on the implementation in the utility model
Example, all other embodiment that those of ordinary skill in the art are obtained under the premise of creative work is not made, is belonged to
The scope of the utility model protection.
Embodiment 1
The present embodiment provides a kind of wet type unit for being used to carry out calcining carbon flue gas desulfurizing and purifying, including for cigarette
Gas carries out clarifier 1, rotatable liquid holding groove 2 and the liquid holding groove agitator 3 being arranged in liquid holding groove 2 of desulfurization；Liquid holding groove 2
The ratio of rotating speed and the rotating speed of liquid holding groove agitator 3 is 60-100；Liquid holding groove 2 connects with the liquid outlet of clarifier 1.
This is used in the wet type unit to calcining carbon flue gas progress desulfurizing and purifying, and doctor solution enters in clarifier 1 with flue gas
Row mixing, is purified to obtain sulphur-containing substance and is entered with doctor solution from liquid outlet in liquid holding groove 2 to flue gas, passes through liquid holding groove 2
Rotation and liquid holding groove agitator 3 doctor solution in liquid holding groove 2 is stirred, the sulphur-containing substance in doctor solution is located all the time
In inside of the suspended state without being deposited on liquid holding groove 2, the actual volume of liquid holding groove 2 is effectively ensured, has also reduced simultaneously
Sulphur-containing substance blocks the risk of circulation line, extends the stream time of whole wet type unit, it is easier to reach and realize
The effect and purpose of desulfurizing and purifying required by environmental protection, while also reduce the operating cost and expense of whole wet type unit
With.The ratio of the rotating speed of liquid holding groove 2 and the rotating speed of liquid holding groove agitator 3 really rule be the sulphur-containing substance in doctor solution size
And the concentration determination of doctor solution, in this ratio range, essentially all of sulphur-containing substance can be in doctor solution
Suspended state.
The range of speeds of liquid holding groove 2 is 2-7r/min, and the mixing speed scope of liquid holding groove agitator 3 is 200-400r/
min.Preferably, the rotating speed of liquid holding groove 2 is 3r/min；The rotating speed of liquid holding groove agitator 3 is 270r/min.
Further, the radius of turn of liquid holding groove agitator 3 is the half of the radius of turn of liquid holding groove 2；And liquid holding groove stirs
On the midpoint for the radius of turn that the pivot for mixing device 3 is arranged on liquid holding groove 2.In this way, liquid holding groove agitator 3 is in liquid holding groove
When being stirred in 2, the pivot of liquid holding groove 2 falls in the edge of the radius of turn of liquid holding groove agitator 3, therebetween phase interworking
Close, it is more preferable to the mixing effect of doctor solution, it can fully ensure that in liquid holding groove 2 to be not in the dead angle for accumulating sulphur-containing substance.
In the present embodiment, liquid holding groove 2 realizes that the concrete mode of rotation is：The bottom of liquid holding groove 2, positioned at pivot
Transmission mechanism is connected with position, the transmission mechanism is the power that liquid holding groove 2 provides rotation；The bottom of liquid holding groove 2, with rotation
The heart is symmetrical centre, is evenly arranged with multiple plane bearings 4, is coordinated with transmission mechanism, drives liquid holding groove 2 to rotate.Transmission mechanism
Form can be various, such as the cooperation, etc. of the cooperation of motor and axle or motor and rack-and-pinion.
Further, liquid holding groove 2 is identical with the rotation direction of liquid holding groove agitator 3.
Further, also include circulating tank 5 for carrying out the wet type unit of desulfurizing and purifying to calcining carbon flue gas, be arranged on
Circulation jar agitator 6 and the recirculation assembly of connection liquid holding groove 2 and circulating tank 5 in circulating tank 5；The top of circulating tank 5 is set
There is doctor solution filler 7, bottom is provided with circulating tank outlet 8；Recirculation assembly is used to the doctor solution in liquid holding groove 2 being delivered to
In circulating tank 5.Circulation jar agitator 6 is set in circulating tank 5, can effectively prevent the sulfur-bearing thing in doctor solution in circulating tank 5
Matter deposits, and is cooperated with the liquid holding groove 2 and liquid holding groove agitator 3 of rotation, preferably reduces sulphur-containing substance to circulation line
Block.The value of the mixing speed of jar agitator 6 is circulated, can be determined according to the size of the diameter of circulating tank 5, and needs to meet to prevent
Only deposit buildup occurs in circulating tank for sulphur-containing substance.
Further, recirculation assembly includes doctor solution draw-off pump 9, excretion machine 10, connection liquid holding groove 2 and doctor solution draw-off pump
9 doctor solution outlet 11, the excretion machine inlet tube 12 of connection doctor solution draw-off pump 9 and excretion machine 10, connection excretion machine 10 and
The excretion machine outlet 13 and the changed course pipe 14 of connection excretion machine inlet tube 12 and excretion machine outlet 13 of circulating tank 5；Blowdown
Excretion machine inlet valve 15 is provided with device inlet tube 12；Excretion machine outlet valve 16 is provided with excretion machine outlet 13；Change
Middle changed course valve 17 is provided with to pipe 14.
Further, excretion machine floss hole 18 is provided with excretion machine 10.
Further, also include and circulating tank outlet for carrying out the wet type unit of desulfurizing and purifying to calcining carbon flue gas
The doctor solution inlet tube 19 of 8 connections；Clarifier 1 is centrifugal purifier, and the top of centrifugal purifier is provided with smoke inlet
20；Doctor solution inlet tube 19 connects with smoke inlet 20, is centrifuged so that flue gas and doctor solution can enter from same tangential direction
In formula clarifier, gas-liquid two-phase interflow is formed, doctor solution starts to carry out desulfurizing and purifying to flue gas.Due to itself speed at two-phase interflow
Centrifugal action caused by degree, interflow will be driven circumferentially to carry out several spiralling, in being total to for this long range
During synkinematic, both complete sufficient desulfurizing and purifying reaction.Therefore the effect of flue gas desulfurization purification is improved.By
Flue gas after purification is discharged by the central tube of centrifugal purifier from top, and sulphur-containing substance then flows into liquid holding groove with doctor solution
In 2.
Further, high-pressure pump 21 is provided between circulating tank outlet 8 and doctor solution inlet tube 19, passes through high-pressure pump 21
Swabbing action the doctor solution in circulating tank 5 is transported in centrifugal purifier；Desulfurization is provided with doctor solution inlet tube 19
Fluid valve 22.
Further, the tangential velocity size that flue gas enters centrifugal purifier is 8-16m/s；And/or
The tangential velocity that doctor solution enters centrifugal purifier is the tangential velocity that flue gas enters centrifugal purifier
0.3-0.8 times, in order to improve desulfuration efficiency, in the limit of power of high-pressure pump 21, doctor solution enters cutting for centrifugal purifier
Higher value should be taken to speed.
Further, centrifugal purifier, liquid holding groove 2, liquid holding groove agitator 3, circulating tank 5, circulation jar agitator 6, follow
In ring assemblies, doctor solution inlet tube 19, high-pressure pump 21 and desulfurization fluid valve 22, the part contacted with doctor solution is stainless by alkali resistance
Steel material and/or high polymer material are made.
Embodiment 2
The present embodiment provides a kind of method that desulfurization is carried out to calcining carbon flue gas, and this method is based on described in embodiment 1
The wet type units for being used to carry out calcining carbon flue gas desulfurizing and purifying, comprise the steps：
S1, start wet type unit, close excretion machine inlet valve 15 and excretion machine outlet valve 16 successively, open middle change
To valve 17 and desulfurization fluid valve 22；
S2, start liquid holding groove 2, liquid holding groove agitator 3, circulation jar agitator 6, doctor solution draw-off pump 9 and high-pressure pump 21；
S3, after wet type set steady, open excretion machine inlet valve 15 and excretion machine outlet valve 16 successively, close among
Alter course valve 17.
Further, this method is additionally included in the following step carried out before step S1：
Alkaline doctor solution is injected into liquid holding groove 2 and circulating tank 5.
It should be noted that height distance of the doctor solution liquid level being injected into liquid holding groove 2 to the liquid outlet of clarifier 1,
Meet that the liquid closing of work negative pressure in clarifier 1 and outside atmospheric pressure difference requires, by doctor solution filler 7 to following
The amount of the doctor solution of injection will also meet institute's expense of machine set system normal operation in ring tank 5.Contain from what clarifier 1 flowed out
The doctor solution of sulphur-containing substance is mixed with the doctor solution in liquid holding groove 2, is reduced concentration of the sulphur-containing substance in doctor solution, is helped
In the deposition for preventing sulphur-containing substance.
Further, this method is additionally included in after completion step S3 following steps, it is necessary to when being cleaned to excretion machine 10
Suddenly：
Changed course valve 17 among opening, closes excretion machine inlet valve 15 and excretion machine outlet valve 16 successively.Can
Realize and excretion machine 10 is cleared up not shutting down
Further, this method is also included after clearing up excretion machine 10, closes middle changed course valve 17, opens successively
Excretion machine inlet valve 15 and excretion machine outlet valve 16.
Embodiment 3
It is 15060m in transformation calcining carbon exhaust gas volumn from 1 day March in 20153In/h desulfurization environment protection treating engineering,
The wet type unit for being used to carry out calcining carbon flue gas desulfurizing and purifying described in Application Example 1 substitutes original desulfurizing and purifying to fill
Put.The major parameter of the wet type unit and implementation result in 165 days are as follows：
1st, flue gas situation：
(1) the calcining carbon exhaust gas volumn of required purification：Q=15060m3/ h；
(2) SO in before processing flue gas2Mean concentration：p≥1850mg/m3。
2nd, the major parameter of wet type unit：
(1) centrifugal purifier diameter：D=1200mm
(2) flue gas enters the tangential velocity of centrifugal purifier：Vy=12m/s
(3) doctor solution enters the tangential velocity of centrifugal purifier：Vtly=7.6m/s
(4) liquid holding groove rotating speed：n1=2r/min
(5) liquid holding groove agitator speed：n2=200r/min
(6) circulating tank agitator speed：n3=315r/min
(7) doctor solution title：Alkaline doctor solution.
3rd, the service data of original device and the wet type unit described in embodiment 1：
(1) the operation conditions of original device
1. often run 15 days, it is necessary to shut down the sulfur-bearing thing in cleaning liquid holding groove（As exceeded the time limit, pipeline may occur at any time and block up
Fill in phenomenon), and it is no less than 6h the time required to desilting every time；
2. after each desilting, from the beginning of when SO2Cmax be Pys≤196mg/m3.Final SO before each desilting2's
Cmax is Pyz≤517mg/m3。
(2) the operation conditions of the utility model unit
1., need to be in the case where shutting down within about 20min, you can complete from system when every run 55 days in 165 days
Sewage draining exit release raffinate, the replacing of doctor solution can be completed again；
2. every time change doctor solution after, from the beginning of when SO2Cmax be Ps ≤244mg/m3.Raffinate is being released every time
Preceding final SO2Cmax be Pz≤385mg/m3, completely within the discharge standard that country allows.
Embodiment 4
September in 2015 was 15060m in transformation calcining carbon exhaust gas volumn from 1 day3In/h desulfurization environment protection treating engineering,
The wet type unit for being used to carry out calcining carbon flue gas desulfurizing and purifying described in Application Example 1 substitutes original desulfurizing and purifying to fill
Put.The major parameter of the wet type unit and implementation result in 180 days are as follows：
1st, flue gas situation：
(1) the calcining carbon exhaust gas volumn of required purification：Q=15060m3/ h；
(2) SO in before processing flue gas2Mean concentration：p≥1850mg/m3。
2nd, the major parameter of wet type unit：
(1) centrifugal purifier diameter：D=1200mm
(2) flue gas enters the tangential velocity of centrifugal purifier：Vy=12m/s
(3) doctor solution enters the tangential velocity of centrifugal purifier：Vtly=7.6m/s
(4) liquid holding groove rotating speed：n1=7r/min
(5) liquid holding groove agitator speed：n2=400r/min
(6) circulating tank agitator speed：n3=315r/min
(7) doctor solution title：Alkaline doctor solution.
3rd, the service data of original device and the wet type unit described in embodiment 1：
(1) the operation conditions of original device
1. often run 15 days, it is necessary to shut down the sulfur-bearing thing in cleaning liquid holding groove（As exceeded the time limit, pipeline may occur at any time and block up
Fill in phenomenon), and it is no less than 6h the time required to desilting every time；
2. after each desilting, from the beginning of when SO2Cmax be Pys≤196mg/m3.Final SO before each desilting2's
Cmax is Pyz≤517mg/m3。
(2) the operation conditions of the utility model unit
1., need to be in the case where shutting down within about 25min, you can complete from system when every run 60 days in 180 days
Sewage draining exit release raffinate, the replacing of doctor solution can be completed again；
2. every time change doctor solution after, from the beginning of when SO2Cmax be Ps ≤260mg/m3.Raffinate is being released every time
Preceding final SO2Cmax be Pz≤380mg/m3, completely within the discharge standard that country allows.
Embodiment 5
It is 15060m in transformation calcining carbon exhaust gas volumn from 1 day April in 20163In/h desulfurization environment protection treating engineering,
The wet type unit for being used to carry out calcining carbon flue gas desulfurizing and purifying described in Application Example 1 substitutes original desulfurizing and purifying to fill
Put.The major parameter of the wet type unit and implementation result in 186 days are as follows：
1st, flue gas situation：
(1) the calcining carbon exhaust gas volumn of required purification：Q=15060m3/ h；
(2) SO in before processing flue gas2Mean concentration：p≥1850mg/m3。
2nd, the major parameter of wet type unit：
(1) centrifugal purifier diameter：D=1200mm
(2) flue gas enters the tangential velocity of centrifugal purifier：Vy=12m/s
(3) doctor solution enters the tangential velocity of centrifugal purifier：Vtly=7.6m/s
(4) liquid holding groove rotating speed：n1=3r/min
(5) liquid holding groove agitator speed：n2=270r/min
(6) circulating tank agitator speed：n3=315r/min
(7) doctor solution title：Alkaline doctor solution.
3rd, the service data of original device and the wet type unit described in embodiment 1：
(1) the operation conditions of original device
1. often run 15 days, it is necessary to shut down the sulfur-bearing thing in cleaning liquid holding groove（As exceeded the time limit, pipeline may occur at any time and block up
Fill in phenomenon), and it is no less than 6h the time required to desilting every time；
2. after each desilting, from the beginning of when SO2Cmax be Pys≤196mg/m3.Final SO before each desilting2's
Cmax is Pyz≤517mg/m3。
(2) the operation conditions of the utility model unit
1., need to be in the case where shutting down within about 18min, you can complete from system when every run 62 days in 186 days
Sewage draining exit release raffinate, the replacing of doctor solution can be completed again；
2. every time change doctor solution after, from the beginning of when SO2Cmax be Ps ≤258mg/m3.Raffinate is being released every time
Preceding final SO2Cmax be Pz≤387mg/m3, completely within the discharge standard that country allows.
Embodiment 6
It is 15060m in transformation calcining carbon exhaust gas volumn from 20 days October in 20163/ h desulfurization environment protection treating engineering
In, the wet type unit for being used to carry out calcining carbon flue gas desulfurizing and purifying described in Application Example 1 substitutes original desulfurization net
Makeup is put.The major parameter of the wet type unit and implementation result in 180 days are as follows：
1st, flue gas situation：
(1) the calcining carbon exhaust gas volumn of required purification：Q=15060m3/ h；
(2) SO in before processing flue gas2Mean concentration：p≥1850mg/m3。
2nd, the major parameter of wet type unit：
(1) centrifugal purifier diameter：D=1200mm
(2) flue gas enters the tangential velocity of centrifugal purifier：Vy=12m/s
(3) doctor solution enters the tangential velocity of centrifugal purifier：Vtly=7.6m/s
(4) liquid holding groove rotating speed：n1=4r/min
(5) liquid holding groove agitator speed：n2=380r/min
(6) circulating tank agitator speed：n3=315r/min
(7) doctor solution title：Alkaline doctor solution.
3rd, the service data of original device and the wet type unit described in embodiment 1：
(1) the operation conditions of original device
1. often run 15 days, it is necessary to shut down the sulfur-bearing thing in cleaning liquid holding groove（As exceeded the time limit, pipeline may occur at any time and block up
Fill in phenomenon), and it is no less than 6h the time required to desilting every time；
2. after each desilting, from the beginning of when SO2Cmax be Pys≤196mg/m3.Final SO before each desilting2's
Cmax is Pyz≤517mg/m3。
(2) the operation conditions of the utility model unit
1., need to be in the case where shutting down within about 25min, you can complete from system when every run 60 days in 180 days
Sewage draining exit release raffinate, the replacing of doctor solution can be completed again；
2. every time change doctor solution after, from the beginning of when SO2Cmax be Ps ≤256mg/m3.Raffinate is being released every time
Preceding final SO2Cmax be Pz≤384mg/m3, completely within the discharge standard that country allows.
Embodiment of the present utility model is these are only, not thereby limits the scope of the claims of the present utility model, every utilization
The equivalent structure or equivalent flow conversion that the utility model description is made, or be directly or indirectly used in other related
Technical field, similarly it is included in scope of patent protection of the present utility model.
Claims (10)
1. a kind of wet type unit for being used to carry out calcining carbon flue gas desulfurizing and purifying, including for carrying out the net of desulfurization to flue gas
Change device（1）；It is characterized in that：
Also include rotatable liquid holding groove（2）And it is arranged on the liquid holding groove（2）Interior liquid holding groove agitator（3）；
The liquid holding groove（2）Rotating speed and liquid holding groove agitator（3）The ratio of rotating speed is 60-100；
The liquid holding groove（2）With the clarifier（1）Liquid outlet connection.
2. the wet type unit according to claim 1 for being used to carry out calcining carbon flue gas desulfurizing and purifying, it is characterised in that：
The liquid holding groove（2）Rotating speed be 3r/min；
The liquid holding groove agitator（3）Rotating speed be 270r/min.
3. the wet type unit according to claim 1 for being used to carry out calcining carbon flue gas desulfurizing and purifying, it is characterised in that：
The liquid holding groove agitator（3）Radius of turn be the liquid holding groove（2）Radius of turn half；And the liquid holding groove stirring
Device（3）Pivot be arranged on the liquid holding groove（2）Radius of turn midpoint on.
4. the wet type unit for being used to carry out calcining carbon flue gas desulfurizing and purifying according to claim 1 or 3, its feature exist
In：The liquid holding groove（2）Bottom, be connected with transmission mechanism on the position of pivot；
The liquid holding groove（2）Bottom, using pivot as symmetrical centre, be evenly arranged with multiple plane bearings（4）.
5. the wet type unit according to claim 1 for being used to carry out calcining carbon flue gas desulfurizing and purifying, it is characterised in that：
Also include circulating tank（5）, be arranged on the circulating tank（5）Interior circulation jar agitator（6）And the connection liquid holding groove（2）With
Circulating tank（5）Recirculation assembly；
The circulating tank（5）Top be provided with doctor solution filler（7）, bottom is provided with circulating tank outlet（8）；
The recirculation assembly is used for the liquid holding groove（2）Interior doctor solution is delivered to the circulating tank（5）It is interior.
6. the wet type unit according to claim 5 for being used to carry out calcining carbon flue gas desulfurizing and purifying, it is characterised in that：
The recirculation assembly includes doctor solution draw-off pump（9）, excretion machine（10）, the connection liquid holding groove（2）With doctor solution draw-off pump（9）
Doctor solution outlet（11）, the connection doctor solution draw-off pump（9）And excretion machine（10）Excretion machine inlet tube（12）, connection
The excretion machine（10）And circulating tank（5）Excretion machine outlet（13）And the connection excretion machine inlet tube（12）And blowdown
Device outlet（13）Changed course pipe（14）；
The excretion machine inlet tube（12）On be provided with excretion machine inlet valve（15）；
The excretion machine outlet（13）On be provided with excretion machine outlet valve（16）；
The changed course pipe（14）On be provided with middle changed course valve（17）.
7. the wet type unit according to claim 6 for being used to carry out calcining carbon flue gas desulfurizing and purifying, it is characterised in that：
The excretion machine（10）On be provided with excretion machine floss hole（18）.
8. the wet type unit for being used to carry out calcining carbon flue gas desulfurizing and purifying according to claim any one of 5-7, its
It is characterised by：Also include and the circulating tank outlet（8）The doctor solution inlet tube of connection（19）；
The clarifier（1）For centrifugal purifier, the top of the centrifugal purifier is provided with smoke inlet（20）；
The doctor solution inlet tube（19）With the smoke inlet（20）Connection, so that the flue gas and doctor solution can be from same
Tangential direction enters in the centrifugal purifier.
9. the wet type unit according to claim 8 for being used to carry out calcining carbon flue gas desulfurizing and purifying, it is characterised in that：
The circulating tank outlet（8）With doctor solution inlet tube（19）Between be provided with high-pressure pump（21）；
The doctor solution inlet tube（19）On be provided with desulfurization fluid valve（22）.
10. the wet type unit according to claim 9 for being used to carry out calcining carbon flue gas desulfurizing and purifying, its feature exist
In：The centrifugal purifier, liquid holding groove（2）, liquid holding groove agitator（3）, circulating tank（5）, circulation jar agitator（6）, circulation
Component, doctor solution inlet tube（19）, high-pressure pump（21）With desulfurization fluid valve（22）In, the part contacted with doctor solution is by alkali resistance
Stainless steel material and/or high polymer material are made.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721052624.3U CN207076325U (en) | 2017-08-22 | 2017-08-22 | For carrying out the wet type unit of desulfurizing and purifying to calcining carbon flue gas |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721052624.3U CN207076325U (en) | 2017-08-22 | 2017-08-22 | For carrying out the wet type unit of desulfurizing and purifying to calcining carbon flue gas |
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| Publication Number | Publication Date |
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| CN207076325U true CN207076325U (en) | 2018-03-09 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107349775A (en) * | 2017-08-22 | 2017-11-17 | 吉林工业职业技术学院 | For carrying out the wet type unit and method of desulfurizing and purifying to calcining carbon flue gas |
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2017
- 2017-08-22 CN CN201721052624.3U patent/CN207076325U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107349775A (en) * | 2017-08-22 | 2017-11-17 | 吉林工业职业技术学院 | For carrying out the wet type unit and method of desulfurizing and purifying to calcining carbon flue gas |
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Legal Events
| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200201 Address after: Room 201-213, management committee, Tiangang Stone Industrial Park, Jiaohe City, Jilin Province Patentee after: Jiaohe Tianxiang Carbon Industry Co.,Ltd. Address before: 132013 No. 15, West Mt. Hengshan Road, Fengman District, Jilin, Jilin Patentee before: Jilin Vocational College of Industry and Technology |
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| TR01 | Transfer of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Wet type unit for desulfurization and purification of flue gas from carbon roasting Effective date of registration: 20210625 Granted publication date: 20180309 Pledgee: Jilin Jiangnan sub branch of Bank of Jilin Co.,Ltd. Pledgor: Jiaohe Tianxiang Carbon Industry Co.,Ltd. Registration number: Y2021220000066 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20230928 Granted publication date: 20180309 Pledgee: Jilin Jiangnan sub branch of Bank of Jilin Co.,Ltd. Pledgor: Jiaohe Tianxiang Carbon Industry Co.,Ltd. Registration number: Y2021220000066 |
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| PC01 | Cancellation of the registration of the contract for pledge of patent right |