CN206746284U - A kind of flue gas during smelting desulfuring and denitrifying apparatus - Google Patents
A kind of flue gas during smelting desulfuring and denitrifying apparatus Download PDFInfo
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- CN206746284U CN206746284U CN201720593255.2U CN201720593255U CN206746284U CN 206746284 U CN206746284 U CN 206746284U CN 201720593255 U CN201720593255 U CN 201720593255U CN 206746284 U CN206746284 U CN 206746284U
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- flue gas
- pump
- pipe
- absorption tower
- desulfuring
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Abstract
It the utility model is related to a kind of flue gas during smelting desulfuring and denitrifying apparatus,It includes cooling absorption tower,The bottom on cooling absorption tower is provided with flue gas inlet pipe,Flue gas inlet pipe is connected with denitrification apparatus,One end of denitrification apparatus is provided with into cigarette holder,Middle part is horizontally arranged with ozone jet pipe in denitrification apparatus,Ozone jet pipe is connected with ozone generator,Ozone jet pipe is arranged to conical structure close to the one end for entering cigarette holder,The middle part on cooling absorption tower is disposed with clean water moisturizing spray head group from the bottom up,Cyclic absorption module and high-purity alkali liquor absorption module,The upper end on cooling absorption tower is provided with gas-liquid separator and smoke discharge pipe,The lower end on cooling absorption tower is connected with slurries pump,Slurries pump is connected with depositing reservoir,The bottom of depositing reservoir is connected with Rose Box,Rose Box is connected with clear liquid case,Clear liquid case is connected with circulating pump and Pump for giving-out,Circulating pump is connected with cyclic absorption module,Pump for giving-out is connected with drain pipe；The utility model has the advantages of good desulfurization off sulfide effect, energy-conserving and environment-protective.
Description
Technical field
The utility model belongs to technical field of environment protection equipment, more particularly to a kind of flue gas during smelting desulfuring and denitrifying apparatus.
Background technology
With the development of basic industries, China's economy achieves the progress advanced by leaps and bounds, but is led due to industrial pollution
The environmental problem of cause is also increasingly severe, especially smelting industry, and substantial amounts of oxysulfide SOx, nitrogen are contained in the flue gas of discharge
Oxide NOy, PM（Particulate matter）Deng influence getting worse of the pollutant to environment, directly discharge will cause huge to environment
Pollution, existing desulfuring and denitrifying apparatus, there is such as desulfurization off sulfide effect is poor, desulphurization denitration is not thorough, and not energy-conserving and environment-protective etc. are asked
Topic, therefore find that a kind of desulfurization off sulfide effect is good, flue gas during smelting desulfuring and denitrifying apparatus of energy-conserving and environment-protective just have realistic meaning.
The content of the invention
The purpose of this utility model is for overcome the deficiencies in the prior art, and provides that desulfurization off sulfide effect is good, energy-saving ring
The flue gas during smelting desulfuring and denitrifying apparatus of guarantor.
What the technical solution adopted in the utility model was realized in：A kind of flue gas during smelting desulfuring and denitrifying apparatus, it includes
Absorption tower is cooled down, the bottom on described cooling absorption tower is provided with flue gas inlet pipe, and described flue gas inlet pipe is connected with denitrification apparatus,
One end of described denitrification apparatus is provided with into cigarette holder, the interior middle part of denitrification apparatus and is horizontally arranged with ozone jet pipe, described ozone
Jet pipe is connected with ozone generator, and ozone jet pipe is arranged to conical structure close to the one end for entering cigarette holder, cooled down in absorption tower
Portion is disposed with clean water moisturizing spray head group, cyclic absorption module and high-purity alkali liquor absorption module from the bottom up, described
Clean water moisturizing spray head group be connected with clean filling pipe, described high-purity alkali liquor absorption module is connected with alkali lye inlet pipe,
The upper end on cooling absorption tower is provided with gas-liquid separator and smoke discharge pipe, and the lower end for cooling down absorption tower is connected with slurries pump, institute
The slurries pump stated is connected with depositing reservoir, and the bottom of described depositing reservoir is connected with Rose Box, and described Rose Box is connected with clear liquid
Case, described clear liquid case are connected with circulating pump and Pump for giving-out, and described circulating pump is connected with cyclic absorption module, and described goes out liquid
Pump is connected with drain pipe.
The axis of described flue gas inlet pipe overlaps with the axis of ozone jet pipe, and the axis of flue gas inlet pipe is with entering cigarette holder
Axis overlaps.
Described cyclic absorption module and high-purity alkali liquor absorption module is provided with high-pressure nozzle.
Liquid level meter and ph value inductors are provided with described clear liquid case.
Described clean filling pipe and alkali lye inlet pipe is respectively arranged with flow control valve.
The beneficial effects of the utility model：A kind of flue gas during smelting desulfuring and denitrifying apparatus of the utility model, using following for multistage
Ring absorbs, can be effectively cost-effective, and enhancing assimilation effect reaches the effect of more preferable desulphurization denitration, and first, flue gas passes through
Denitrification apparatus carries out denitration, by the strong oxidizing property of ozone, by NOX oxidation into N2O5, and then reacts generation nitric acid with water, so as to
Denitration, and in denitrification apparatus, ozone Nozzle Design is on the air inlet axis of flue gas, and end set is cone, is made
The ozone that must be sprayed can be good at being combined with flue gas, improve the efficiency of reaction, in addition, flue gas after denitration enters cooling
In absorption tower, first with being clean water, circulation alkali liquor and high-concentration alkali liquor injection, the particulate matter in flue gas can be washed, and
SO2, N2O5 in flue gas and alkaline reaction can be neutralized, reach the effect of desulphurization denitration, in addition, fully reacted slurries
By the slurries pump of lower end, it is driven into depositing reservoir, is then filtered by Rose Box and clear liquid is injected into clear liquid case, Ran Houtong
Cross circulating pump to recycle, and be provided with pH value inductor in clear liquid case to monitor pH value constantly, and will by Pump for giving-out
Unnecessary clear liquid excludes, in addition, supplementing supplement fresh water by clean filling pipe, maintains the liquid level of bottom of towe cistern normal
Value, the flow control valve set by alkali lye inlet pipe adjust the dosage of alkali lye, the utility model have desulfurization off sulfide effect it is good,
The advantages of energy-conserving and environment-protective.
Brief description of the drawings
Fig. 1 is a kind of structural representation of flue gas during smelting desulfuring and denitrifying apparatus of the utility model.
In figure：1st, cool down absorption tower 2, flue gas inlet pipe 3, denitrification apparatus 4, enter cigarette holder 5, ozone jet pipe 6, ozone hair
Raw device 7, clean water moisturizing spray head group 8, cyclic absorption module 9, high-purity alkali liquor absorption module 10, clean filling pipe
11st, alkali lye inlet pipe 12, gas-liquid separator 13, smoke discharge pipe 14, slurries pump 15, depositing reservoir 16, Rose Box 17, clear liquid
Case 18, circulating pump 19, Pump for giving-out 20, drain pipe 21, liquid level meter 22, pH value inductor 23, flow control valve.
Embodiment
The utility model is described further below in conjunction with the accompanying drawings.
Embodiment 1
As Fig. 1 shows, a kind of flue gas during smelting desulfuring and denitrifying apparatus, it includes cooling absorption tower 1, described cooling absorption tower 1
Bottom be provided with flue gas inlet pipe 2, described flue gas inlet pipe 2 is connected with denitrification apparatus 3, and one end of described denitrification apparatus 3 is set
It is equipped with into cigarette holder 4, the interior middle part of denitrification apparatus 3 and is horizontally arranged with ozone jet pipe 5, described ozone jet pipe 5 is connected with ozone
Device 6, ozone jet pipe 5 are arranged to conical structure close to the one end for entering cigarette holder 4, cool down the middle part on absorption tower 1 from the bottom up successively
It is provided with clean water moisturizing spray head group 7, cyclic absorption module 8 and high-purity alkali liquor absorption module 9, described clean water moisturizing
Spray head group 7 is connected with clean filling pipe 10, and described high-purity alkali liquor absorption module 9 is connected with alkali lye inlet pipe 11, and cooling is inhaled
The upper end for receiving tower 1 is provided with gas-liquid separator 12 and smoke discharge pipe 13, and the lower end on cooling absorption tower 1 is connected with slurries pump 14,
Described slurries pump 14 is connected with depositing reservoir 15, and the bottom of described depositing reservoir 15 is connected with Rose Box 16, described Rose Box
16 are connected with clear liquid case 17, and described clear liquid case 17 is connected with circulating pump 18 and Pump for giving-out 19, described circulating pump 18 and circulation
Absorb module 8 to be connected, described Pump for giving-out 19 is connected with drain pipe 20.
A kind of flue gas during smelting desulfuring and denitrifying apparatus of the utility model, using the cyclic absorption of multistage, can effectively it save
Cost, enhancing assimilation effect reach the effect of more preferable desulphurization denitration, and first, flue gas carries out denitration by denitrification apparatus, passes through
The strong oxidizing property of ozone, by NOX oxidation into N2O5, and then generation nitric acid is reacted with water, so as to denitration, and in denitrification apparatus
In, ozone Nozzle Design is on the air inlet axis of flue gas, and end set is cone so that the ozone of ejection can be fine
Combined with flue gas, the efficiency of reaction is improved, in addition, flue gas after denitration is entered in cooling absorption tower, first with being clean
Water purification, circulation alkali liquor and high-concentration alkali liquor injection, can wash the particulate matter in flue gas, and can by the SO2 in flue gas,
N2O5 neutralizes with alkaline reaction, reaches the effect of desulphurization denitration, in addition, slurries pump of the abundant reacted slurries by lower end,
It is driven into depositing reservoir, is then filtered by Rose Box and clear liquid is injected into clear liquid case, then recycled by circulating pump,
And pH value inductor is provided with clear liquid case can monitor pH value constantly, and be excluded unnecessary clear liquid by Pump for giving-out, this
Outside, supplement fresh water is supplemented by clean filling pipe, maintains the liquid level of bottom of towe cistern to be set by alkali lye inlet pipe in normal value
Flow control valve, adjust the dosage of alkali lye, the utility model has the advantages of good desulfurization off sulfide effect, energy-conserving and environment-protective.
Embodiment 2
As Fig. 1 shows, a kind of flue gas during smelting desulfuring and denitrifying apparatus, it includes cooling absorption tower 1, described cooling absorption tower 1
Bottom be provided with flue gas inlet pipe 2, described flue gas inlet pipe 2 is connected with denitrification apparatus 3, and one end of described denitrification apparatus 3 is set
It is equipped with into cigarette holder 4, the interior middle part of denitrification apparatus 3 and is horizontally arranged with ozone jet pipe 5, described ozone jet pipe 5 is connected with ozone
Device 6, ozone jet pipe 5 are arranged to conical structure close to the one end for entering cigarette holder 4, cool down the middle part on absorption tower 1 from the bottom up successively
It is provided with clean water moisturizing spray head group 7, cyclic absorption module 8 and high-purity alkali liquor absorption module 9, described clean water moisturizing
Spray head group 7 is connected with clean filling pipe 10, and described high-purity alkali liquor absorption module 9 is connected with alkali lye inlet pipe 11, and cooling is inhaled
The upper end for receiving tower 1 is provided with gas-liquid separator 12 and smoke discharge pipe 13, and the lower end on cooling absorption tower 1 is connected with slurries pump 14,
Described slurries pump 14 is connected with depositing reservoir 15, and the bottom of described depositing reservoir 15 is connected with Rose Box 16, described Rose Box
16 are connected with clear liquid case 17, and described clear liquid case 17 is connected with circulating pump 18 and Pump for giving-out 19, described circulating pump 18 and circulation
Absorb module 8 to be connected, described Pump for giving-out 19 is connected with drain pipe 20.
The axis of described flue gas inlet pipe 2 overlaps with the axis of ozone jet pipe 5, and the axis of flue gas inlet pipe 2 is with entering cigarette
The axis of mouth 4 overlaps.
Described cyclic absorption module 8 and high-purity alkali liquor absorption module 9 is provided with high-pressure nozzle.
Liquid level meter 21 and pH value inductor 22 are provided with described clear liquid case 17.
Described clean filling pipe 10 and alkali lye inlet pipe 11 is respectively arranged with flow control valve 23.
A kind of flue gas during smelting desulfuring and denitrifying apparatus of the utility model, using the cyclic absorption of multistage, can effectively it save
Cost, enhancing assimilation effect reach the effect of more preferable desulphurization denitration, and first, flue gas carries out denitration by denitrification apparatus, passes through
The strong oxidizing property of ozone, by NOX oxidation into N2O5, and then generation nitric acid is reacted with water, so as to denitration, and in denitrification apparatus
In, ozone Nozzle Design is on the air inlet axis of flue gas, and end set is cone so that the ozone of ejection can be fine
Combined with flue gas, the efficiency of reaction is improved, in addition, flue gas after denitration is entered in cooling absorption tower, first with being clean
Water purification, circulation alkali liquor and high-concentration alkali liquor injection, can wash the particulate matter in flue gas, and can by the SO2 in flue gas,
N2O5 neutralizes with alkaline reaction, reaches the effect of desulphurization denitration, in addition, slurries pump of the abundant reacted slurries by lower end,
It is driven into depositing reservoir, is then filtered by Rose Box and clear liquid is injected into clear liquid case, then recycled by circulating pump,
And pH value inductor is provided with clear liquid case can monitor pH value constantly, and be excluded unnecessary clear liquid by Pump for giving-out, this
Outside, supplement fresh water is supplemented by clean filling pipe, maintains the liquid level of bottom of towe cistern to be set by alkali lye inlet pipe in normal value
Flow control valve, adjust the dosage of alkali lye, the utility model has the advantages of good desulfurization off sulfide effect, energy-conserving and environment-protective.
Claims (5)
1. a kind of flue gas during smelting desulfuring and denitrifying apparatus, it includes cooling absorption tower, it is characterised in that：Described cooling absorption tower
Bottom is provided with flue gas inlet pipe, and described flue gas inlet pipe is connected with denitrification apparatus, one end of described denitrification apparatus be provided with into
Cigarette holder, the interior middle part of denitrification apparatus are horizontally arranged with ozone jet pipe, and described ozone jet pipe is connected with ozone generator, ozone jet pipe
Conical structure is arranged to close to the one end for entering cigarette holder, the middle part for cooling down absorption tower is disposed with clean water moisturizing from the bottom up
Spray head group, cyclic absorption module and high-purity alkali liquor absorption module, described clean water moisturizing spray head group are connected with cleaning
Filling pipe, described high-purity alkali liquor absorption module are connected with alkali lye inlet pipe, and the upper end for cooling down absorption tower is provided with gas-liquid separation
Device and smoke discharge pipe, the lower end for cooling down absorption tower are connected with slurries pump, and described slurries pump is connected with depositing reservoir, and described is clear
The bottom in clear pond is connected with Rose Box, and described Rose Box is connected with clear liquid case, and described clear liquid case is connected with circulating pump and gone out
Liquid pump, described circulating pump are connected with cyclic absorption module, and described Pump for giving-out is connected with drain pipe.
A kind of 2. flue gas during smelting desulfuring and denitrifying apparatus according to claim 1, it is characterised in that：Described flue gas inlet pipe
Axis overlaps with the axis of ozone jet pipe, and the axis of flue gas inlet pipe overlaps with entering the axis of cigarette holder.
A kind of 3. flue gas during smelting desulfuring and denitrifying apparatus according to claim 1, it is characterised in that：Described cyclic absorption mould
Group and high-purity alkali liquor absorption module are provided with high-pressure nozzle.
A kind of 4. flue gas during smelting desulfuring and denitrifying apparatus according to claim 1, it is characterised in that：Set in described clear liquid case
It is equipped with liquid level meter and ph value inductors.
A kind of 5. flue gas during smelting desulfuring and denitrifying apparatus according to claim 1, it is characterised in that：Described clean filling pipe
Flow control valve is respectively arranged with alkali lye inlet pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720593255.2U CN206746284U (en) | 2017-05-25 | 2017-05-25 | A kind of flue gas during smelting desulfuring and denitrifying apparatus |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201720593255.2U CN206746284U (en) | 2017-05-25 | 2017-05-25 | A kind of flue gas during smelting desulfuring and denitrifying apparatus |
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| CN206746284U true CN206746284U (en) | 2017-12-15 |
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| CN201720593255.2U Expired - Fee Related CN206746284U (en) | 2017-05-25 | 2017-05-25 | A kind of flue gas during smelting desulfuring and denitrifying apparatus |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114591761A (en) * | 2022-03-17 | 2022-06-07 | 鄂尔多斯职业学院 | Method for preparing hydrogen by coal gasification and acid gas removing device |
-
2017
- 2017-05-25 CN CN201720593255.2U patent/CN206746284U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114591761A (en) * | 2022-03-17 | 2022-06-07 | 鄂尔多斯职业学院 | Method for preparing hydrogen by coal gasification and acid gas removing device |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171215 Termination date: 20180525 |