CN206381831U - A kind of device for flue gas desulfurization - Google Patents
A kind of device for flue gas desulfurization Download PDFInfo
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- CN206381831U CN206381831U CN201621006323.2U CN201621006323U CN206381831U CN 206381831 U CN206381831 U CN 206381831U CN 201621006323 U CN201621006323 U CN 201621006323U CN 206381831 U CN206381831 U CN 206381831U
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- charge door
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Abstract
The utility model belongs to chemical field, it is related to a kind of device for flue gas desulfurization, including, mixed gas tank, desulfurizing tower provided with heater, and the desulfurizing agent making apparatus containing the disintegrating machine being sequentially communicated, premixed device, heating mixer, mounted maintenance equipment, the first baker, Muffle furnace, constant temperature dipping box, separator, the second baker and cooler；Desulfurizing tower is connected by mixed gas tank with desulfurizing agent making apparatus.Charging aperture and the discharging opening of band 50 100 eye mesh screen of the disintegrating machine provided with addition ferrous sulfate and magnesium chloride.First charge door of the premixed device provided with addition iron oxide and fluorite and the eye mesh screen of band 20 40.Second charge door of the heating mixer provided with addition poly butylene succinate and the eye mesh screen of band 20 60, the 3rd charge door and the first temperature controller for adding Boratex.Fourth charge door and second temperature controller of the constant temperature dipping box provided with addition liquid poly butylene succinate.The desulfuration efficiency of described device is higher, with more economy.
Description
Technical field
The utility model belongs to chemical field, and in particular to a kind of device for flue gas desulfurization.
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
Expect the sulfur material contained, sulfur material reacts in combustion process or industrial manufacturing process, conversion sulphidisation is discharged.
Sulfide particularly hydrogen sulfide, sulfur dioxide etc. can frequently result in the catalyst poisoning inactivation 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 being used to remove sulfide in flue gas.Because reduction sulfide content is conducive to industrial life
Production and environmental protection, therefore researcher gives more concerns for the research and development of desulfurizing agent.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..By studying 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 are still relatively low, it is difficult to meet flue gas desulfurization to efficiency and
The requirement of economy.
Still need at present it is a kind of it is economical, efficient be used for the device of flue gas desulfurization, it is de- to flue gas to meet industry, civil area
The active demand of sulphur.
Utility model content
Inventor of the present utility model is found that a kind of device for flue gas desulfurization, de- using obtained high sulfur capacity, height
The desulfurizing agent of sulphur precision, high transverse rupture strength and bigger serface, carries out desulfurization to flue gas, substantially increases desulfuration efficiency, and
And it is more economical and practical.Also, the desulfuration efficiency that the mixture of nitrogen and desulfurizing agent carries out desulfurization to flue gas at high temperature is higher.
The utility model is related to a kind of device for flue gas desulfurization, including,
Mixed gas tank, desulfurizing tower and desulfurizing agent making apparatus；The mixed gas tank is provided with air intake, inlet and outlet；It is described
The bottom of desulfurizing tower is provided with gas approach, and top is provided with gas outlet, what the outlet that top is provided with mixing gas tank was connected
Desulfurizing agent import, the desulfurizing tower is additionally provided with heater；The desulfurizing agent making apparatus includes disintegrating machine, premixed device, heating
Blender, mounted maintenance equipment, the first baker, Muffle furnace, constant temperature dipping box, separator, the second baker and cooler；
Wherein, the disintegrating machine is provided with charging aperture and discharging opening for adding ferrous sulfate and magnesium chloride, described broken
The discharging opening of broken machine is provided with screen cloth (preferably 50-70 mesh, 60-70 mesh, 70-90 mesh, 80-100 mesh or the 60-80 of 50-100 mesh
Mesh)；
The premixed device be provided be connected with the discharging opening of disintegrating machine charging aperture, for adding iron oxide and fluorite
First charge door and discharging opening, first charge door be provided with 20-40 mesh screen cloth (be preferably 20-30 mesh, 20-25 mesh,
30-40 mesh or 35-40 mesh)；
The heating mixer be provided be connected with the discharging opening of premixed device charging aperture, for adding poly-succinic fourth
Second charge door of diol ester, the 3rd charge door and discharging opening for adding Boratex, second charge door are provided with 20-
The screen cloth (being preferably 20-40 mesh, 20-30 mesh, 30-50 mesh, 50-60 mesh or 30-40 mesh) of 60 mesh；The heating mixer is also set
It is equipped with the first temperature controller of 90-120 DEG C of temperature-control range；
The mounted maintenance equipment is provided with the charging aperture and discharging opening being connected with the discharging opening of heating mixer；
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
The 4th charge door and discharging opening of sour butanediol ester；The constant temperature dipping box is additionally provided with the second of 120-200 DEG C of temperature-control range
Temperature controller；
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 being connected with the discharging opening of the second baker and outlet；The mixed gas tank
Import is connected with the outlet of cooler.
The screen cloth that the discharging opening of disintegrating machine and the first charge door are set makes ferrous sulfate, magnesium chloride, iron oxide and fluorite mixed
Close more uniform.
Boratex helps to make the mixture of poly butylene succinate and ferrous sulfate, magnesium chloride, iron oxide and fluorite
Uniform fusion.
Second charge door set screen cloth make poly butylene succinate be more easy to ferrous sulfate, magnesium chloride, iron oxide and
The mixture fusion of fluorite is uniform.
The purpose for setting first and second baker is reduction water content, and moisture mostlys come from raw material.
In Muffle furnace, in Boratex presence (may be catalytic action), chemical change occurs for poly butylene succinate.
In constant temperature dipping box, poly butylene succinate melts with ferrous sulfate, magnesium chloride, iron oxide and fluorite particle depth
Close.
In the embodiment of any one of the utility model, the gas flow rate for mixing gas tank air intake is 50-100m/s.Gas is fast
Speed is flowed into, with desulfurizing agent formation mixture in tank.
In the embodiment of any one of the utility model, blending tank air intake is connected with nitrogen storage tank；Preferably, by mixing gas
The gas that tank air intake is flowed into is nitrogen.
In the embodiment of any one of the utility model, in desulfurizing tower, mixture and flue gas containing desulfurizing agent are 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 the 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 the utility model, being extended from desulfurizing agent import into tower has shower nozzle.For inciting somebody to action
The mixture that mixed gas tank includes desulfurizing agent is sprayed into desulfurizing tower.
In the embodiment of any one of the 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 the utility model, the Muffle furnace is additionally provided with the of 200-250 DEG C of temperature-control range
Four temperature controllers.
In the embodiment of any one of the utility model, the constant temperature dipping box is additionally provided with timer.
In the embodiment of any one of the utility model, first baker is additionally provided with 120-150 DEG C of temperature-control range
The 5th temperature controller.
In the embodiment of any one of the utility model, second baker is additionally provided with 120-150 DEG C of temperature-control range
The 6th temperature controller.
In the embodiment of any one of the utility model, agitating paddle is provided with the premixed device and heating mixer, it is excellent
Elect stainless steel agitating paddle as.
In the embodiment of any one of the utility model, the separator is centrifugal separator or sedimentation separation machine.
In the embodiment of any one of the utility model, the inwall of heating mixer and the constant temperature dipping box, which is provided with, to be added
Hot water radiation wire, preferably resistance wire spiral setting along inwall.
In the embodiment of any one of the utility model, several condenser pipes are arranged with the cooler in parallel, it is preferably cold
Solidifying pipe is in vertical array arrangement.Preferably, at least communicated between the condenser pipe of 1-50% quantity, it is highly preferred that 50% quantity
Communicated between condenser pipe.To reduce the even influence to desulfurizing agent performance of inhomogeneous cooling.
The beneficial effect that the utility model is obtained：
1st, the utility model is used for the device of flue gas desulfurization, strong using obtained high sulfur capacity, high desulfurization precision, high transverse rupture
Degree, the desulfurizing agent of bigger serface carry out desulfurization to flue gas, improve the desulfuration efficiency in industrial application, economy is higher.
2nd, the utility model flue gas is used in the device of flue gas desulfurization, and 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 charge door of the utility model second is set, makes poly butylene succinate be more easy to and ferrous sulfate, chlorine
The mixture fusion for changing magnesium, iron oxide and fluorite is uniform, makes the desulfurization performance of desulfurizing agent prepared by device more stable.
4th, the Boratex of the charge door of the utility model the 3rd addition, it is possible to increase poly butylene succinate and other raw materials
The uniformity of fusion, and Boratex can make poly butylene succinate that chemical change occur in roasting process, improve
The desulfurization performance of desulfurizing agent prepared by device.
Brief description of the drawings
In order that content of the present utility model is more likely to be clearly understood, below according to specific implementation of the present utility model
Example and with reference to accompanying drawing, the utility model is described in further detail, wherein
Fig. 1 is the structural representation for the device that the utility model is used for flue gas desulfurization.
Wherein：1- disintegrating machines, 2- crusher feed-inlets, 3- discharge hole of crusher, 4- premixed devices, the charge doors of 5- first, 6-
Heating mixer, the charge doors of 7- second, the charge doors of 8- the 3rd, the temperature controllers of 9- first, 10- mounted maintenance equipments, the bakers of 11- first, 12-
Muffle furnace, 13- constant temperature dipping box, the charge doors of 14- the 4th, the temperature controllers of 15- second, 16- centrifugal separators, the bakers of 17- second,
18- coolers, the temperature controllers of 19- the 3rd, the temperature controllers of 20- the 4th, 21- timers, the temperature controllers of 22- the 5th, the temperature controllers of 23- the 6th,
24- mixes gas tank, and 25- air intakes, 26- mixes gas tank import, and 27- mixes gas tank outlet, 28- nitrogen storage tanks, 29- desulfurizing towers, 30- flue gases
Import, 31- gas outlets, 32- desulfurizing agent imports, 33- heaters.
Embodiment
The utility model of embodiment 1 is used for the device of flue gas desulfurization
As shown in figure 1, the device for flue gas desulfurization includes, gas tank 24, desulfurizing tower 29 and desulfurizing agent making apparatus are mixed；Institute
State mixed gas tank 24 and be provided with air intake 25, mixed gas tank import 26 and mixed gas tank outlet 27；The mixed air intake 25 of gas tank 24 connection is set
There is nitrogen storage tank 28, the nitrogen flow rate of air intake 25 is 60-80m/s, and gas is flowed rapidly into mixed gas tank 24, with the desulfurization in tank
Dosage form resulting mixture.The bottom of the desulfurizing tower 29 is provided with gas approach 30, and top is provided with gas outlet 31, and top is provided with
The desulfurizing agent import 32 being connected with mixed gas tank outlet 27, the desulfurizing tower 29 is additionally provided with heater 33.By desulfurizing agent import
32 into tower be extended have shower nozzle, for by mixed gas tank 24 nitrogen and desulfurizing agent mixture spray into desulfurizing tower 29 in；It is de-
The heating-up temperature of the heater 33 of sulphur tower 29 is 100-220 DEG C.The desulfurizing agent making apparatus include disintegrating machine 1, premixed device 4,
Heating mixer 6, mounted maintenance equipment 10, the first baker 11, Muffle furnace 12, constant temperature dipping box 13, separator, the and of the second baker 17
Cooler 18；In desulfurizing tower 29, mixture containing desulfurizing agent and flue gas reverse flow and are fully contacted, desulfurization process at high temperature
Gas afterwards discharges collection by the gas outlet 31 of top of tower.
Disintegrating machine 1 is provided with crusher feed-inlet 2 and discharge hole of crusher 3 for adding ferrous sulfate and magnesium chloride,
The screen cloth of 60-80 mesh is provided with the discharge hole of crusher 3.Premixed device 4 is provided with and entering that discharge hole of crusher 3 is connected
30-40 mesh is provided with material mouth, the first charge door 5 and discharging opening for adding iron oxide and fluorite, first charge door 5
Screen cloth.Heating mixer 6 be provided be connected with the discharging opening of premixed device 4 charging aperture, for adding poly-succinic fourth two
Second charge door 7 of alcohol ester, the 3rd charge door 8 and discharging opening for adding Boratex, second charge door 7 are provided with
The screen cloth of 50-60 mesh, the heating mixer 6 is additionally provided with the first temperature controller 9 of 90-120 DEG C of temperature-control range.Mounted maintenance equipment 10 is set
The charging aperture and discharging opening being connected with the discharging opening of heating mixer 6 are equipped with, 80 DEG C -100 DEG C of temperature-control range is additionally provided with
3rd temperature controller 19.First baker 11 is provided with the charging aperture and discharging opening being connected with the discharging opening of mounted maintenance equipment 10, also sets
It is equipped with the 5th temperature controller 22 of 120-150 DEG C of temperature-control range.Muffle furnace 12 is provided with to be connected with the discharging opening of the first baker 11
Logical charging aperture and discharging opening, is additionally provided with the 4th temperature controller 20 of 200-250 DEG C of temperature-control range.Constant temperature dipping box 13 is provided with
The charging aperture being connected with the discharging opening of Muffle furnace 12, the 4th charge door 14 for adding liquid poly butylene succinate and
Discharging opening, the constant temperature dipping box 13 is additionally provided with the second temperature controller 15 and timer 21 of 120-200 DEG C of temperature-control range.Centrifugation
Seperator 16 is provided with the charging aperture and solid outlet being connected with the discharging opening of constant temperature dipping box 13.Second baker 17 is set
There are the charging aperture and discharging opening being connected with solid outlet, the second baker 17 is additionally provided with the of 120-150 DEG C of temperature-control range
Six temperature controllers 23.Cooler 18 is provided with the charging aperture being connected with the discharging opening of the second baker 17 and outlet, and mixed gas tank enters
Mouth 26 is connected with the outlet of cooler 18..Condenser pipe in cooler 18 is in vertical array arrangement, the condenser pipe of 50% quantity
Between communicate.Stainless steel agitating paddle is provided with premixed device 4 and heating mixer 6.Heating mixer 6 and constant temperature dipping box 13
Inwall is provided with resistive heater.
Desulfurizing agent 1 prepared by the device of embodiment 2
Using the desulfurizing agent making apparatus in the device of embodiment 1.By 200g ferrous sulfate and 80g magnesium chlorides feeding disintegrating machine
1 crush, through with screen cloth discharge hole of crusher 3 send into premixed device 4 in, then through the first charge door 5 add 400g iron oxide and
150g fluorites are well mixed jointly.Deliver the mixture in heating mixer 6,70g poly-succinics are added by the second charge door 7
Butanediol ester, 50g Boratexes are added by the 3rd charge door 8, are well mixed at 90 DEG C -100 DEG C；Send into 80- in mounted maintenance equipment 10
Conserved 20 hours at 90 DEG C；With 120 DEG C of drying in the first baker 11, compound A is obtained；Then, then in Muffle furnace 12
It is calcined 2 hours at 200 DEG C, obtains calcining matter A；Calcining matter A is put into the perseverance for 120 DEG C of poly butylene succinates for filling 200g
Impregnated 8 hours in warm dipping box 13, be centrifuged machine 16 and separate, then with 140 DEG C of drying in the second baker 17, and send into
Cooler 18 cools, and obtains desulfurizing agent 1.
The number-average molecular weight Mn of the poly butylene succinate used is 1.5 × 105-2×105。
Desulfurizing agent 2 prepared by the device of embodiment 3
With reference to the method for embodiment 2,530g iron oxide, 350g ferrous sulfate, 200g fluorites and 140g magnesium chlorides are mixed, to
130g Boratexes and 150g poly butylene succinates are added in mixture, is well mixed at 110 DEG C -120 DEG C；In 95-100
Conserve 25 hours, with 150 DEG C of drying, be then calcined 0.5 hour at 250 DEG C at DEG C.Obtained calcining matter is put into 140 DEG C
Constant temperature impregnates 10 hours in 450g poly butylene succinates, after being centrifuged, then in 150 DEG C of drying, cooling, obtains desulfurization
Agent 2.
The number-average molecular weight Mn of the poly butylene succinate used is 1 × 105-1.5×105。
Embodiment 4 carries out the method I of desulfurization to flue gas
It is used for the device of flue gas desulfurization using embodiment 1, is that 2000mg/L, water content are 5% (w/ by content of sulfur dioxide
The flue gas 10L in thermal power plant w) is passed through in the gas approach 30 of the bottom of desulfurizing tower 29.The desulfurizing agent 1 of embodiment 2 is sent into
In mixed gas tank 24, with nitrogen formation mixture, desulfurizing agent import 32 of the mixture through the top of desulfurizing tower 29 is sprayed into de- by shower nozzle
In sulphur tower 29, the temperature in desulfurizing tower 29 is maintained at 120-140 DEG C, flue gas and the mixture containing desulfurizing agent in desulfurizing tower 29 in
Reverse flow is mixed and keeps contact 30 minutes under high temperature, is drawn after dedusting, cooling, collected by tower top gas outlet 31
Obtain gas 1.
Embodiment 5 carries out the method II of desulfurization to flue gas
It is used for the device of flue gas desulfurization using embodiment 1, is that 2000mg/L, water content are by content of sulfur dioxide after damping
The flue gas 10L in 8% (w/w) thermal power plant is passed through in the gas approach 30 of the bottom of desulfurizing tower 29.By the desulfurizing agent of embodiment 3
In the mixed gas tank 24 of 2 feedings, with nitrogen formation mixture, desulfurizing agent import 32 of the mixture through the top of desulfurizing tower 29 is sprayed by shower nozzle
Enter in desulfurizing tower 29, the temperature in desulfurizing tower 29 is maintained at 150-170 DEG C, and flue gas is with the mixture containing desulfurizing agent in desulfurizing tower 29
It is interior to be mixed in reverse flow under high temperature and keep contact 60 minutes, drawn by tower top gas outlet 31 after dedusting, cooling,
Collect to obtain gas 2.
Comparative example 1
400g iron oxide, 200g ferrous sulfate, 150g fluorites and 80g magnesium chlorides and 20g water are well mixed, magnesium chloride
60-80 eye mesh screens are crossed with ferrous sulfate, fluorite and iron oxide cross 30-40 eye mesh screens, then are conserved 20 hours at 80-90 DEG C, with
120 DEG C of drying, are then calcined 2 hours at 200 DEG C, cool down calcining matter, obtain desulfurizing agent A.
Comparative example 2
400g iron oxide, 200g ferrous sulfate, 150g fluorites and 80g magnesium chlorides are well mixed, magnesium chloride and sulfuric acid are sub-
Iron crosses 60-80 eye mesh screens, and fluorite and iron oxide cross 30-40 eye mesh screens.70g poly-succinics fourth two is added into obtained mixture
Alcohol ester, poly butylene succinate crosses 50-60 eye mesh screens, is well mixed at 90 DEG C -100 DEG C, then conserve 20 at 80-90 DEG C
Hour, with 120 DEG C of drying, obtain compound B.Compound B is calcined 2 hours at 200 DEG C, calcining matter B is obtained.
The number-average molecular weight Mn of the poly butylene succinate used is 1.5 × 105-2×105。
Comparative example 3
It is that 2000mg/L, water content are 5% (w/w) by content of sulfur dioxide using the desulfurizing tower and mixed gas tank of embodiment 1
The flue gas 10L in thermal power plant be passed through in the gas approach of desulfurization tower bottom.Desulfurizing agent A feedings are mixed in gas tank, with nitrogen
Mixture is formed, desulfurizing agent import of the mixture through desulfurizing tower top is sprayed into desulfurizing tower by shower nozzle, the temperature in desulfurizing tower
120-140 DEG C is maintained at, flue gas mixes in reverse flow under high temperature in desulfurizing tower with the mixture containing desulfurizing agent and keeps connecing
Touch 30 minutes, drawn by tower top gas outlet after dedusting, cooling, collect to obtain gas A.
Comparative example 4
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 normal temperature (about 25-28 DEG C), and the reverse flow in desulfurizing tower is mixed flue gas with desulfurizing agent
Merge and keep contact 30 minutes, drawn by tower top gas outlet after dedusting, collect to obtain gas B.
The desulfurization precision of experimental example 1, Sulfur capacity and physical property
1st, desulfurization precision
It is containing 5000ppmH to set unstripped gas2S nitrogen, each 3g of Example 2-3 and comparative example 1 desulfurizing agent 1-2, A,
Multiple desulfurization test is carried out respectively between normal pressure (being usually 1 atmospheric pressure), 10-45 DEG C, and gas air speed is 2000h-1。
Finally measure：Under each temperature conditionss, after unstripped gas is handled through desulfurizing agent 1-2, outlet total sulfur is below
0.01ppm；After unstripped gas is handled through desulfurizing agent A, outlet total sulfur is about 0.08ppm.Therefore, desulfurizing agent 1-2 of the present utility model
Desulfurization precision be higher than desulfurizing agent A.
2nd, Sulfur capacity and physical property
Example 2-3 and desulfurizing agent 1-2, A of comparative example 1 make sample, and Sulfur capacity is determined respectively.Sample 100g is taken, 10
DEG C -45 DEG C, under normal pressure (being usually 1 atmospheric pressure), with containing H2S is evaluated and tested for 40000ppm Standard Gases.Qualitative detection, can be certainly
Outlet sulphur is detected with silver nitrate solution；Quantitative detection, can integrate Microcoulomb instrument (Jiangsu electroanalysis using domestic WK-2C
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 | 79.6% | 81.0% | 44.3% |
It can be seen that, the utility model desulfurizing agent 1-2 Sulfur capacity is far longer than desulfurizing agent A.
After measured, the utility model desulfurizing agent 1-2 crushing strength is more than 110N/cm, and specific surface area is 80-120m2/
g；Desulfurizing agent A crushing strength is 40N/cm, and specific surface area is 50-60m2/g.The utility model desulfurizing agent 1-2 resistant to breakage
Intensity and specific surface area are above desulfurizing agent A.
Experimental example 2：Mixture uniformity and calcining matter chemical change
1st, mixture uniformity
The compound A-B of embodiment 2, comparative example 2 is detected.
Respectively take 10g as sample compound A-B at random, use micro- sem observation, it is observed that：It is larger in compound B
Particle (may be considered fusion formed particle) concentrate on center substantially, do not scatter；And it is larger in compound A samples
Particle (may be considered fusion formed particle) be distributed in everywhere, disperse more uniform.Therefore, addition Boratex has
Help make poly butylene succinate equably merge with other raw materials, be then observed that the bulky grain being fused into throughout
It is uniformly distributed.
2nd, calcining matter chemical change
The Nexus 670 of Nicolet companies of the U.S. is used to embodiment 2, the compound A-B of comparative example 2 and calcining matter A-B
Type Fourier transformation infrared spectrometer is detected under similarity condition.As a result find：Compound B and calcining matter B infrared light
Spectrum is extremely approximate；Calcining matter A and compound A infrared spectrum difference is larger, except the ester group absworption peak in calcining matter A spectrograms subtracts
It is weak outer, 3 absworption peaks more than the spectrogram of calcining matter A infrared spectrum also than compound A.Therefore, addition Boratex helps to gather
Chemical change occurs in roasting process for succinic acid-butanediol ester.
Experimental example 3：Desulfuration efficiency
Determine dioxy in gas 1-2, gas A-B cumulative volume and each gas that embodiment 4-5 and comparative example 3-4 is collected into
Change the content of sulphur, and calculate desulfuration efficiency according to the following formula, the results are shown in Table 2.
Wherein:
The cumulative volume (L) for the gas that V obtains for collection；
Content of sulfur dioxide (mg/L) in the gas that C obtains for collection；
V0For the cumulative volume (L) of 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 3, the desulfuration efficiency that the utility model is used for the device of flue gas desulfurization is higher, more
Has economy.Also, compared with comparative example 4, the utility model is using the mixture of nitrogen and desulfurizing agent at high temperature to flue gas
When carrying 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 it is other it is various forms of change or
Change.There is no necessity and possibility to exhaust all the enbodiments.And the obvious change thus extended out or
Among the protection domain that variation is created still in the utility model.
Claims (10)
1. a kind of device for flue gas desulfurization, including,
Mixed gas tank, desulfurizing tower and desulfurizing agent making apparatus；The mixed gas tank is provided with air intake, inlet and outlet；The desulfurization
The bottom of tower is provided with gas approach, and top is provided with gas outlet, and top is provided with the desulfurization that the outlet with mixing gas tank is connected
Agent import, the desulfurizing tower is additionally provided with heater；The desulfurizing agent making apparatus includes disintegrating machine, premixed device, heating mixing
Device, mounted maintenance equipment, the first baker, Muffle furnace, constant temperature dipping box, separator, the second baker and cooler；
Wherein, the disintegrating machine is provided with charging aperture and discharging opening for adding ferrous sulfate and magnesium chloride, the disintegrating machine
Discharging opening be provided with the screen cloth of 50-100 mesh；
The premixed device be provided be connected with the discharging opening of disintegrating machine charging aperture, for add iron oxide and fluorite first
Charge door and discharging opening, first charge door are provided with the screen cloth of 20-40 mesh；
The heating mixer be provided be connected with the discharging opening of premixed device charging aperture, for adding poly-succinic acid-butanediol
Second charge door of ester, the 3rd charge door and discharging opening for adding Boratex, second charge door are provided with 20-60 mesh
Screen cloth；The heating mixer is additionally provided with the first temperature controller of 90-120 DEG C of temperature-control range；
The mounted maintenance equipment is provided with the charging aperture and discharging opening being connected with the discharging opening of heating mixer；
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
The 4th charge door and discharging opening of diol ester；The constant temperature dipping box is additionally provided with the second temperature control of 120-200 DEG C of temperature-control range
Device；
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 being connected with the discharging opening of the second baker and outlet；
The import of the mixed gas tank is connected with the outlet of cooler.
2. device 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. device according to claim 1, it is characterised in that the Muffle furnace is additionally provided with 200-250 DEG C of temperature-control range
The 4th temperature controller.
4. device according to claim 1, it is characterised in that the constant temperature dipping box is additionally provided with timer.
5. device 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. device 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. device according to claim 1, it is characterised in that be provided with stirring in the premixed device and heating mixer
Oar.
8. device according to claim 1, it is characterised in that the separator is centrifugal separator or sedimentation separation machine.
9. device according to claim 1, it is characterised in that the inwall of heating mixer and the constant temperature dipping box is set
There is resistive heater.
10. the device according to any one of claim 1-9, it is characterised in that be arranged with number in parallel in the cooler
Root condenser pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621006323.2U CN206381831U (en) | 2016-08-30 | 2016-08-30 | A kind of device for flue gas desulfurization |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621006323.2U CN206381831U (en) | 2016-08-30 | 2016-08-30 | A kind of device for flue gas desulfurization |
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| Publication Number | Publication Date |
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| CN206381831U true CN206381831U (en) | 2017-08-08 |
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ID=59487494
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| Application Number | Title | Priority Date | Filing Date |
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| CN201621006323.2U Expired - Fee Related CN206381831U (en) | 2016-08-30 | 2016-08-30 | A kind of device for flue gas desulfurization |
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| Country | Link |
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| CN (1) | CN206381831U (en) |
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2016
- 2016-08-30 CN CN201621006323.2U patent/CN206381831U/en not_active Expired - Fee Related
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