CN206045779U - A kind of system of removing sulfide in flue gas - Google Patents
A kind of system of removing sulfide in flue gas Download PDFInfo
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- CN206045779U CN206045779U CN201621006190.9U CN201621006190U CN206045779U CN 206045779 U CN206045779 U CN 206045779U CN 201621006190 U CN201621006190 U CN 201621006190U CN 206045779 U CN206045779 U CN 206045779U
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Abstract
This utility model belongs to field of environment protection, being related to a kind of system of removing sulfide in flue gas includes, mixed gas tank, it is provided with the desulfurizing tower of heater, and the device for preparing desulfurizing agent containing premixed device, reactor, settler, blender, mounted maintenance equipment, the first baker, Muffle furnace, constant temperature dipping box, separator, the second baker and the cooler being sequentially communicated；Desulfurizing tower is connected with the device for preparing desulfurizing agent by mixed gas tank.Premixed device is provided with the first charge door, addition poly butylene succinate the second charge door with 20 60 eye mesh screens, the 3rd charge door of Deca sodium bicarbonate solution and the pH meter of addition soluble iron saline solution and urea liquid.Reactor is provided with first temperature controller and pressurized equipment of 120 160 DEG C of temperature-control range.Blender is provided with adjuvant entrance.Constant temperature dipping box is provided with the 4th charge door and the second temperature controller of addition liquid poly butylene succinate.The desulfuration efficiency of the system is higher, with more economy.
Description
Technical field
This utility model belongs to chemical field, and in particular to a kind of system of removing sulfide in flue gas.
Background technology
Often contain sulfide in the flue gas that coal combustion or industry manufacture are produced.Sulfide is mainly derived from coal or industry is former
The sulfur material that material contains, sulfur material react in combustion process or industrial manufacturing process, and conversion sulphidisation is discharged.
Sulfide is particularly the catalyst poisoning inactivation that hydrogen sulfide, sulfur dioxide etc. are can frequently result in production workshop section, and Containing Sulfur
The waste gas of thing is directly discharged, and easily pollutes environment, is produced the air problems such as haze, is had a strong impact on the health of the mankind.
Desulfurizing agent is a kind of medicament for removing sulfide in flue gas.Be conducive to industrial life due to reducing sulfide content
Produce and environmental conservation, therefore researcher more concerns for the research and development of desulfurizing agent give.Current desulfurizing agent kind includes
Solid base/liquid base desulfurizing agent, activated carbon desulphurization agent, molecular sieve carried metal desulfurization agent, Fe-series desulfurizing agent, manganese systems desulfurizing agent,
Many composite oxide of metal desulfurizing agents etc..Study through for many years, although desulfurizing agent species is increasingly enriched, and desulfurization performance there has also been
Be greatly improved, but the Sulfur capacity and desulfurization precision of existing desulfurizing agent be still relatively low, it is difficult to meet flue gas desulfurization to efficiency and
The requirement of economy.
Still need at present a kind of economic, system of efficient removing sulfide in flue gas, to meet industry, civil area to cigarette
The urgent needss of desulfurization.
Utility model content
Inventor of the present utility model be found that it is a kind of removing sulfide in flue gas system, using obtained high sulfur capacity,
The desulfurizing agent of high desulfurization precision, high transverse rupture strength and bigger serface, carries out desulfurization to flue gas, substantially increases desulfurization effect
Rate, and it is more economical and practical.Also, the mixture of nitrogen and desulfurizing agent carries out the desulfuration efficiency of desulfurization at high temperature to flue gas
It is higher.
This utility model is related to a kind of system of removing sulfide in flue gas, including,
Mixed gas tank, desulfurizing tower and prepare the device of desulfurizing agent；The mixed gas tank is provided with air intake, inlet and outlet；Institute
The bottom for stating desulfurizing tower is provided with gas approach, and top is provided with gas outlet, and top is provided with and is connected with the outlet of mixed gas tank
Desulfurizing agent import, the desulfurizing tower is additionally provided with heater；The device for preparing desulfurizing agent include premixed device, reactor,
Settler, blender, mounted maintenance equipment, the first baker, Muffle furnace, constant temperature dipping box, separator, the second baker and cooler；
Wherein, the premixed device is provided with for adding the first charge door of soluble iron saline solution and urea liquid, using
In addition the second charge door of poly butylene succinate, the 3rd charge door for Deca sodium bicarbonate solution, away from the 3rd
The pH meter and discharging opening of charge door；Be provided with second charge door 20-60 mesh screen cloth (preferably 20-40 mesh, 30
Mesh, 20-50 mesh, 30-50 mesh, 40-50 mesh or 40-60 mesh)；
The reactor be provided be connected with the discharging opening of premixed device charging aperture, the of temperature-control range 120-160 DEG C
One temperature controller, pressurized equipment and discharging opening；
The settler is provided with the charging aperture being connected with the discharging opening of reactor, and the bottom of the settler is provided with
Discharging opening；
The blender is provided with charging aperture, adjuvant entrance and the discharging opening being connected with the discharging opening of settler；
The mounted maintenance equipment is provided with the charging aperture and discharging opening being connected with the discharging opening of blender；
First baker is provided with the charging aperture and discharging opening being connected with the discharging opening of mounted maintenance equipment；
The Muffle furnace is provided with the charging aperture and discharging opening being connected with the discharging opening of the first baker；
The constant temperature dipping box be provided be connected with the discharging opening of Muffle furnace charging aperture, for adding liquid polybutadiene
4th charge door and the second temperature controller of temperature-control range 120-200 DEG C of sour butanediol ester；
The separator is provided with the charging aperture and solid outlet being connected with the discharging opening of constant temperature dipping box；
Second baker is provided with the charging aperture and discharging opening being connected with solid outlet；
The cooler is provided with the charging aperture and outlet being connected with the discharging opening of the second baker；
The import of mixed gas tank is connected with the outlet of cooler.
In reactor, poly butylene succinate is fused into precipitation granule with the hydroxyl oxidize iron particle for generating.
Screen cloth at second charge door makes the hydroxyl oxidize iron particle fusion that poly butylene succinate is more easy to and generates.
In constant temperature dipping box, dipping makes poly butylene succinate carry out depth integration with hydroxyl oxidize iron particle.
The purpose for arranging first and second baker is to reduce water content.
Preferably, soluble ferric iron salt is selected from any one or more in ferric nitrate and iron chloride.
In the embodiment of any one of this utility model, the gas flow rate for mixing gas tank air intake is 50-100m/s.Gas is fast
Speed is flowed into, and forms mixture with desulfurizing agent in tank.
In the embodiment of any one of this utility model, mixed gas tank air intake is connected with nitrogen storage tank；Preferably, by mixed gas
The gas that tank air intake is flowed into is nitrogen.
In the embodiment of any one of this utility model, in desulfurizing tower, the mixture containing desulfurizing agent is with flue gas at high temperature
Reverse flow is simultaneously fully contacted, and the gas after desulfurization process is discharged by the gas outlet of top of tower and collected.
In the embodiment of any one of this utility model, the heating-up temperature of the heater of the desulfurizing tower is 100-220 DEG C.
In the embodiment of any one of this utility model, from desulfurizing agent import to tower in be extended have shower nozzle.For inciting somebody to action
Mixed gas tank includes the mixture of desulfurizing agent and sprays in desulfurizing tower.
In the embodiment of any one of this utility model, also including oxygen-containing gas tank, the gas outlet of the oxygen-containing gas tank and horse
Not the air inlet of stove is connected.
In the embodiment of any one of this utility model, the mounted maintenance equipment is additionally provided with the of 80 DEG C -100 DEG C of temperature-control range
Three temperature controllers.
In the embodiment of any one of this utility model, the Muffle furnace is additionally provided with temperature-control range for 200-250 DEG C
4th temperature controller.
In the embodiment of any one of this utility model, the constant temperature dipping box is additionally provided with intervalometer.
In the embodiment of any one of this utility model, first baker is additionally provided with temperature-control range 120-150 DEG C
The 5th temperature controller.
In the embodiment of any one of this utility model, second baker is additionally provided with temperature-control range 120-150 DEG C
The 6th temperature controller.
In the embodiment of any one of this utility model, stirring paddle is provided with the premixed device and blender, preferably
Rustless steel stirring paddle.
In the embodiment of any one of this utility model, the separator is centrifugal separator or settlement separate machine.
In the embodiment of any one of this utility model, the inwall of the reactor and constant temperature dipping box is provided with heating electricity
Resistance silk, preferred resistance wire spiral setting along inwall.
In the embodiment of any one of this utility model, the pressurized equipment is gas boosting pump；It is preferred that pressurization scope is
0.1-1MPa。
In the embodiment of any one of this utility model, several condensing tubes in the cooler, are arranged with parallel, it is preferably cold
Solidifying pipe is in vertical array arrangement.Preferably, at least communicate between the condensing tube of 1-50% quantity, it is highly preferred that 50% quantity
Communicate between condensing tube.To reduce the even impact to desulfurizing agent performance of inhomogeneous cooling.
The beneficial effect that this utility model is obtained：
1st, the system that this utility model removes sulfide in flue gas, it is anti-broken using obtained high sulfur capacity, high desulfurization precision, height
Broken intensity, the desulfurizing agent of bigger serface carry out desulfurization to flue gas, improve the desulfuration efficiency in industrial application, and economy is more
It is high.
2nd, in the system of this utility model removing sulfide in flue gas, the mixture of nitrogen and desulfurizing agent is at high temperature to cigarette
The desulfuration efficiency that gas carries out desulfurization is higher.
3rd, the screen cloth that the second charge door of this utility model is arranged makes the hydroxyl oxygen that poly butylene succinate is more easy to and generates
Change iron particle fusion, make the desulfurization performance of desulfurizing agent prepared by system more stable.
4th, in this utility model, dipping makes poly butylene succinate and the further depth integration of hydroxyl oxidize iron particle,
Improve the desulfurization performance of desulfurizing agent prepared by system.
Description of the drawings
In order that content of the present utility model is more likely to be clearly understood, it is embodied as below according to of the present utility model
Example simultaneously combines accompanying drawing, and this utility model is described in further detail, wherein
Fig. 1 is the structural representation of the system that this utility model deviates from sulfide in flue gas.
Wherein：1- premixed devices, the first charge doors of 2-, the second charge doors of 3-, the 3rd charge doors of 4-, 5-pH meters, 6- reactors,
The first temperature controllers of 7-, 8- gas boosting pumps, 9- settlers, 10- blenders, 11- adjuvant entrances, 12- mounted maintenance equipments, 13- first dry
Dry device, 14- Muffle furnaces, 15- constant temperature dipping box, the 4th charge doors of 16-, the second temperature controllers of 17-, 18- centrifugal separators, 19-
Two bakers, 20- coolers, the 3rd temperature controllers of 21-, the 4th temperature controllers of 22-, 23- intervalometers, the 5th temperature controllers of 24-, 25-
Six temperature controllers, 26- mix gas tank, and 27- air intakes, the mixed gas tank imports of 28-, 29- mix gas tank outlet, 30- nitrogen storage tanks, 31- desulfurization
Tower, 32- gas approach, 33- gas outlets, 34- desulfurizing agent imports, 35- heaters.
Specific embodiment
The system that 1 this utility model of embodiment removes sulfide in flue gas
As shown in figure 1, the system of removing sulfide in flue gas includes：Mixed gas tank 26, desulfurizing tower 31 and prepare desulfurizing agent
Device；The mixed gas tank 26 is provided with air intake 27, mixed gas tank import 28 and mixed gas tank outlet 29；26 air intake 27 of mixed gas tank connects
Connect and be provided with nitrogen storage tank 30, the nitrogen flow rate of air intake 27 is 60-80m/s, gas is flowed rapidly in mixed gas tank 26, in tank
Desulfurizing agent formed mixture.The bottom of the desulfurizing tower 31 is provided with gas approach 32, and top is provided with gas outlet 33, top
The desulfurizing agent import 34 being connected with mixed gas tank outlet 29 is provided with, the desulfurizing tower 31 is additionally provided with heater 35.By desulfurization
Agent import 34 is extended into tower shower nozzle, for the mixture of nitrogen and desulfurizing agent in mixed gas tank 26 is sprayed into desulfurizing tower 31
It is interior；The heating-up temperature of the heater 35 of desulfurizing tower 31 is 100-220 DEG C.The device for preparing desulfurizing agent includes premixed device 1, anti-
Answer device 6, settler 9, blender 10, mounted maintenance equipment 12, the first baker 13, Muffle furnace 14, constant temperature dipping box 15, separator,
Two bakers 19 and cooler 20.In desulfurizing tower 31, reverse flow is simultaneously abundant at high temperature with flue gas for the mixture containing desulfurizing agent
Contact, the gas after desulfurization process discharge collection by the gas outlet 33 of top of tower.
Wherein, premixed device 1 is provided with for adding the first charge door 2 of soluble iron saline solution and urea liquid, being used for
Addition the second charge door 3 of poly butylene succinate, the 3rd charge door 4 for Deca sodium bicarbonate solution, away from the 3rd
The pH meter 5 of charge door 4 and discharging opening；The screen cloth of 20-40 mesh is provided with second charge door 3.Reactor 6 be provided with
Charging aperture that the discharging opening of premixed device 1 is connected, temperature-control range are 120-160 DEG C of the first temperature controller 7, pressurization scope 0.1-
The gas boosting pump 8 of 1MPa and discharging opening.Settler 9 is provided with the charging aperture being connected with the discharging opening of reactor 6, described heavy
The bottom of drop device 9 is provided with discharging opening.Blender 10 is provided with the charging aperture that is connected with the discharging opening of settler 9, adjuvant and is entered
Mouth 11 and discharging opening.Mounted maintenance equipment 12 is provided with charging aperture, discharging opening and the temperature-control range being connected with the discharging opening of blender 10
80 DEG C -100 DEG C of the 3rd temperature controller 21.First baker 13 be provided be connected with the discharging opening of mounted maintenance equipment 12 charging aperture,
5th temperature controller 24 of discharging opening and temperature-control range 120-150 DEG C.Muffle furnace 14 is provided with the discharging opening with the first baker 13
Charging aperture, discharging opening, air inlet and the temperature-control range being connected is 200-250 DEG C of the 4th temperature controller 22, also including oxygenous
Tank, the gas outlet 33 of the oxygen-containing gas tank are connected with the air inlet of Muffle furnace 14.Constant temperature dipping box 15 is provided with and Muffle furnace
The charging aperture that 14 discharging opening is connected, the 4th charge door 16, temperature-control range for adding liquid poly butylene succinate
120-200 DEG C of the second temperature controller 17 and timer 23.Centrifugal separator 18 is provided with the discharging opening phase with constant temperature dipping box 15
The charging aperture and solid outlet of connection.Second baker 19 is provided with the charging being connected with the solid outlet of centrifugal separator 18
6th temperature controller 25 of mouth, discharging opening and temperature-control range 120-150 DEG C.Cooler 20 is provided with the discharging with the second baker 19
Charging aperture and outlet that mouth is connected, mixed gas tank import 28 are connected with the outlet of cooler 20.It is arranged in parallel in cooler 20
There are several condensing tubes, condensing tube is in vertical array arrangement, is communicated between the condensing tube of 50% quantity.The premixed device 1 and mixing
Rustless steel stirring paddle is provided with device 10.The inwall of the reactor 6 and constant temperature dipping box 15 is provided with resistive heater,
Desulfurizing agent 1 prepared by 2 system of embodiment
Using the device for preparing desulfurizing agent in 1 system of embodiment, by 1000g, the ferric chloride solution of 60% (w/w) and
70g poly butylene succinates first and second charge doors of difference Jing mix in adding premixed device 1, from the first charge door 2 to mixture
The middle urea liquid for adding 60g, 0.8mol/L, then to be slowly dropped into 0.1mol/L sodium bicarbonate by the 3rd dropper of charge door 4 molten
Liquid is simultaneously stirred, and is detected with pH meter 5, until solution ph reaches 6.8.Material is sent in reactor 6, control pressure 0.10-
0.12MPa, temperature 120-140 DEG C are reacted 3 hours, and during the mixture that reaction is obtained sends into settler 9, standing sedimentation is sunk
Shallow lake granule.Precipitation granule is sent in blender 10, the 50g bentonite, 10g wood dusts with the addition of Jing adjuvants entrance 11 mixes
Afterwards, conserve 10 hours at 80-100 DEG C in sending into mounted maintenance equipment 12.It is re-fed into the first baker 13 to dry at 130-140 DEG C,
Muffle furnace 14 is then fed under an oxygen-containing atmosphere with 200-210 DEG C of roasting 2 hours, obtain calcining matter.Calcining matter is sent into and is filled
Impregnate 8 hours in the constant temperature dipping box 15 of the 120-130 DEG C of liquid poly butylene succinate of 200g, be centrifuged 18 points of machine
From, then dried with 130-140 DEG C in the second baker 19, and send into cooler 20 and lower the temperature, obtain desulfurizing agent 1.
Number-average molecular weight Mn of the poly butylene succinate for using is 1 × 105～1.2 × 105。
Desulfurizing agent 2 prepared by 3 system of embodiment
It is with reference to 2 method of embodiment, 2000g, the ferric chloride solution of 40% (w/w) and 150g poly butylene succinates is mixed
Close；The urea liquid of 130g, 0.05mol/L, then slow dropwise instillation 0.5mol/L sodium bicarbonate solutions are added in mixture
And stir, until measuring solution ph reaches 7.5.The material for obtaining is put in reactor 6, in 120-140 DEG C, 0.10-
React 3 hours under 0.12MPa, standing sedimentation is precipitated granule.Will be the precipitation granule isolated wooden with 100g kieselguhr, 30g
Bits powder mix homogeneously, dries at 150-160 DEG C, then obtains calcining matter in 240-250 DEG C of roasting 2 hours in air atmosphere.
In the liquid poly butylene succinate of 140-150 DEG C that the calcining matter for obtaining is put into 500g, constant temperature impregnates 8 hours, Jing centrifugations
After separation, then drying, cooling at 150-160 DEG C, obtain desulfurizing agent 2.
Number-average molecular weight Mn of the poly butylene succinate for using is 1.5 × 105～2 × 105。
4 fume desulphurization method I of embodiment
The system that sulfide in flue gas is removed using embodiment 1, is that 2000mg/L, water content are by content of sulfur dioxide
The flue gas 10L in the thermal power plant of 5% (w/w) is passed through in the gas approach 32 of 31 bottom of desulfurizing tower.By the desulfurizing agent of embodiment 2
1 sends in mixed gas tank 26, forms mixture with nitrogen, and the desulfurizing agent import 34 on 31 top of mixture Jing desulfurizing towers is by shower nozzle
Spray in desulfurizing tower 31, the temperature in desulfurizing tower 31 is maintained at 120-140 DEG C, flue gas is with the mixture containing desulfurizing agent in desulfurizing tower
In 31, under high temperature, reverse flow mixes and keeps contact 30 minutes, after drawing dedusting, cooling by tower top gas outlet 33, receives
Collect to obtain gas 1.
5 fume desulphurization method II of embodiment
The system that sulfide in flue gas is removed using embodiment 1, is 2000mg/L, aqueous by content of sulfur dioxide after damping
Measure the flue gas 10L for the thermal power plant of 8% (w/w) to be passed through in the gas approach 32 of 31 bottom of desulfurizing tower.By the de- of embodiment 3
Sulfur agent 2 is sent in mixed gas tank 26, forms mixture with nitrogen, and the desulfurizing agent import 34 on 31 top of mixture Jing desulfurizing towers is by spraying
In head penetrating desulfurizing tower 31, the temperature in desulfurizing tower 31 is maintained at 150-170 DEG C, and flue gas is with the mixture containing desulfurizing agent in desulfurization
In tower 31, under high temperature, reverse flow mixes and keeps contact 60 minutes, after drawing dedusting, cooling by tower top gas outlet 33,
Collect to obtain gas 2.
1 desulfurizing agent A of comparative example
To in 1000g, the ferric chloride solution of 60% (w/w), add the urea liquid of 60g, 0.8mol/L to mix, then delay
It is slow dropwise to instill 0.1mol/L sodium bicarbonate solutions and stir, until solution ph reaches 6.8.The material for obtaining is put into into reaction
In device, react 3 hours under the conditions of 120-140 DEG C, 0.10-0.12MPa, standing sedimentation is precipitated granule.By what is isolated
Precipitation granule is mixed homogeneously with 50g bentonite, 10g wood dusts, dries at 130-140 DEG C, then in 200- in air atmosphere
210 DEG C of roastings 2 hours, cooling obtain desulfurizing agent A.
Comparative example 2
Using the desulfurizing tower and mixed gas tank of embodiment 1, by content of sulfur dioxide be 2000mg/L, water content be 5% (w/w)
The flue gas 10L in thermal power plant be passed through in the gas approach of desulfurization tower bottom.Desulfurizing agent A is sent in mixed gas tank, with nitrogen
Mixture is formed, the desulfurizing agent import on mixture Jing desulfurizing towers top is sprayed in desulfurizing tower by shower nozzle, the temperature in desulfurizing tower
120-140 DEG C is maintained at, the reverse flow under high temperature in desulfurizing tower mixes and keeps connecing flue gas with the mixture containing desulfurizing agent
Touch 30 minutes, after dedusting, cooling being drawn by tower top gas outlet, collect to obtain gas A.
Comparative example 3
Using traditional desulfurizing tower, by the thermal power plant that content of sulfur dioxide is 2000mg/L, water content is 5% (w/w)
Flue gas 10L be passed through in the air inlet of desulfurization tower bottom, while the desulfurizing agent 1 of embodiment 2 is sent into the desulfurization on desulfurizing tower top
In agent import, the temperature in desulfurizing tower is maintained at room temperature (about 25-28 DEG C), and the reverse flow in the desulfurizing tower of flue gas and desulfurizing agent is mixed
Merge and keep contact 30 minutes, drawn after dedusting by tower top gas outlet, collect to obtain gas B.
1 desulfurization precision of experimental example
It is containing 5000ppmH to arrange unstripped gas2The nitrogen of S, each 3g of desulfurizing agent 1-2, A of Example 2-3 and comparative example 1,
Carry out multiple desulfurization test between normal pressure (usually 1 atmospheric pressure), 10-45 DEG C respectively, gas air speed is 2000h-1。
Finally measure：Under each temperature conditionss, Jing after desulfurizing agent 1-2 process, outlet total sulfur is below unstripped gas
0.01ppm；Jing after desulfurizing agent A process, outlet total sulfur is about 0.08ppm to unstripped gas.Therefore, desulfurizing agent 1-2 of the present utility model
Desulfurization precision be higher than desulfurizing agent A.
2 Sulfur capacity of experimental example
Desulfurizing agent 1-2, A of Example 2-3 and comparative example 1 makees sample, determines Sulfur capacity respectively.Sample 100g is taken, 10
DEG C -45 DEG C, under normal pressure (usually 1 atmospheric pressure), with containing H2S is evaluated and tested for the Standard Gases of 40000ppm.Qualitative detection, can be certainly
Detect to exporting sulfur with silver nitrate solution；Detection by quantitative, can be using domestic WK-2C synthesis Microcoulomb instrument (Jiangsu electroanalysis
Instrument plant) detected, the detection limit of the instrument is 0.2ppm, as a result as shown in table 1.
Table 1
| Test event | Desulfurizing agent 1 | Desulfurizing agent 2 | Desulfurizing agent A |
| Sulfur capacity | 80.1% | 81.7% | 49.8% |
It can be seen that, the Sulfur capacity of this utility model desulfurizing agent 1-2 is far longer than desulfurizing agent A.
3 physical property of experimental example
Jing is determined, and the crushing strength of this utility model desulfurizing agent 1-2 is more than 110N/cm, and specific surface area is 90-140m2/
g；The crushing strength of desulfurizing agent A is 50N/cm, and specific surface area is 50-70m2/g。
4 desulfuration efficiency of experimental example
Determine dioxy in gas 1-2, the cumulative volume of gas A-B and each gas that embodiment 4-5 and comparative example 2-3 are collected
Change the content of sulfur, and calculate desulfuration efficiency according to the following formula, the results are shown in Table 2.
Desulfuration efficiency=100% × (V0×C0-V×C)/(V0×C0×t)
Wherein:
V is the cumulative volume (L) for collecting the gas for obtaining；
C is to collect content of sulfur dioxide (mg/L) in the gas for obtaining；
V0Cumulative volume (L) for flue gas；
C0For sulfur dioxide in flue gas content (mg/L)；
T is desulfurization time (h).
Table 2
As shown in Table 2, compared with comparative example 2, the desulfuration efficiency of the system of this utility model removing sulfide in flue gas is more
Height, more economy.Also, compared with comparative example 3, this utility model is right at high temperature using the mixture of nitrogen and desulfurizing agent
When flue gas carries out desulfurization, desulfuration efficiency is higher.
Obviously, above-described embodiment is only intended to clearly illustrate example, and the not restriction to embodiment.It is right
For those of ordinary skill in the art, can also make on the basis of the above description other multi-forms change or
Change.There is no need to be exhaustive to all of embodiment.And thus it is extended obvious change or
Among changing the protection domain created still in this utility model.
Claims (10)
1. it is a kind of removing sulfide in flue gas system, including,
Mixed gas tank, desulfurizing tower and prepare the device of desulfurizing agent；The mixed gas tank is provided with air intake, inlet and outlet；It is described de-
The bottom of sulfur tower is provided with gas approach, and top is provided with gas outlet, and top is provided be connected with the outlet of mixed gas tank de-
Sulfur agent import, the desulfurizing tower are additionally provided with heater；The device for preparing desulfurizing agent includes premixed device, reactor, sedimentation
Device, blender, mounted maintenance equipment, the first baker, Muffle furnace, constant temperature dipping box, separator, the second baker and cooler；
Wherein, the premixed device is provided with for adding the first charge door of soluble iron saline solution and urea liquid, for adding
Second charge door of addition polymerization succinic acid-butanediol ester, the 3rd charge door for Deca sodium bicarbonate solution, away from the 3rd charging
The pH meter and discharging opening of mouth；The screen cloth of 20-60 mesh is provided with second charge door；
The reactor be provided be connected with the discharging opening of premixed device charging aperture, temperature-control range 120-160 DEG C it is first warm
Control device, pressurized equipment and discharging opening；
The settler is provided with the charging aperture being connected with the discharging opening of reactor, and the bottom of the settler is provided with discharging
Mouthful；
The blender is provided with charging aperture, adjuvant entrance and the discharging opening being connected with the discharging opening of settler；
The mounted maintenance equipment is provided with the charging aperture and discharging opening being connected with the discharging opening of blender；
First baker is provided with the charging aperture and discharging opening being connected with the discharging opening of mounted maintenance equipment；
The Muffle furnace is provided with the charging aperture and discharging opening being connected with the discharging opening of the first baker；
The constant temperature dipping box be provided be connected with the discharging opening of Muffle furnace charging aperture, for adding liquid poly-succinic fourth
4th charge door and the second temperature controller of temperature-control range 120-200 DEG C of diol ester；
The separator is provided with the charging aperture and solid outlet being connected with the discharging opening of constant temperature dipping box；
Second baker is provided with the charging aperture and discharging opening being connected with solid outlet；
The cooler is provided with the charging aperture and outlet being connected with the discharging opening of the second baker；
The import of mixed gas tank is connected with the outlet of cooler.
2. system according to claim 1, it is characterised in that the mounted maintenance equipment is additionally provided with 80 DEG C -100 DEG C of temperature-control range
The 3rd temperature controller.
3. system according to claim 1, it is characterised in that the Muffle furnace is additionally provided with temperature-control range for 200-250
DEG C the 4th temperature controller.
4. system according to claim 1, it is characterised in that the constant temperature dipping box is additionally provided with intervalometer.
5. system according to claim 1, it is characterised in that first baker is additionally provided with temperature-control range 120-
150 DEG C of the 5th temperature controller.
6. system according to claim 1, it is characterised in that second baker is additionally provided with temperature-control range 120-
150 DEG C of the 6th temperature controller.
7. system according to claim 1, it is characterised in that be provided with stirring paddle in the premixed device and blender.
8. system according to claim 1, it is characterised in that the separator is centrifugal separator or settlement separate machine.
9. system according to claim 1, it is characterised in that the inwall of the reactor and constant temperature dipping box be provided with plus
Hot water radiation wire.
10. the system according to any one of claim 1-9, it is characterised in that the pressurized equipment is gas boosting pump.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621006190.9U CN206045779U (en) | 2016-08-30 | 2016-08-30 | A kind of system of removing sulfide in flue gas |
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| CN201621006190.9U CN206045779U (en) | 2016-08-30 | 2016-08-30 | A kind of system of removing sulfide in flue gas |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107192795A (en) * | 2017-06-27 | 2017-09-22 | 华南理工大学 | Containing sulfur minerals are decomposed in a kind of research cyclone preheater experimental provision and method |
-
2016
- 2016-08-30 CN CN201621006190.9U patent/CN206045779U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107192795A (en) * | 2017-06-27 | 2017-09-22 | 华南理工大学 | Containing sulfur minerals are decomposed in a kind of research cyclone preheater experimental provision and method |
| WO2019000807A1 (en) * | 2017-06-27 | 2019-01-03 | 华南理工大学 | Experimental device and method for studying decomposition of sulfur-containing minerals in cyclone preheater |
| CN107192795B (en) * | 2017-06-27 | 2023-09-19 | 广东万引科技发展有限公司 | Experimental device and method for researching decomposition of sulfur-containing minerals in cyclone preheater |
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