CN208066113U - A kind of desulphurization denitration synergistic effect system - Google Patents
A kind of desulphurization denitration synergistic effect system Download PDFInfo
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- CN208066113U CN208066113U CN201820286917.6U CN201820286917U CN208066113U CN 208066113 U CN208066113 U CN 208066113U CN 201820286917 U CN201820286917 U CN 201820286917U CN 208066113 U CN208066113 U CN 208066113U
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- desulphurization denitration
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Abstract
A kind of desulphurization denitration synergistic effect system, it can be used in spraying into synergist into flue gas decontamination device, if being provided with the soil release agent spraying layer that dried layer is sequentially arranged up and down in the flue gas decontamination device, the system comprises spraying layer and synergist reserve pool and the synergist transfer pipeline of connection spraying layer and synergist reserve pool, synergist delivery pump is provided on the synergist transfer pipeline；The spraying layer can be arranged between the soil release agent spraying layer；The spraying layer is provided with several fog-spray nozzles.Synergist selects NaClO, HO, OH free radical（Hydroxyl radical free radical）In it is one or more.The utility model significantly improves denitrification efficiency, while significantly construction investment and operating cost.
Description
Technical field
The utility model is related to a kind of desulphurization denitration synergistic effect systems, belong to environmental technology field.
Background technology
Energy and environment are always China or even the important topic that the whole world faces.Since coal is still that China is main
Primary energy, the influence of the pollutant of burning and exhausting to atmospheric environment just can not be ignored.The smoke pollution of burner discharge
If owner's flue dust, sulfur dioxide, nitrogen oxides, heavy metal etc..Wet desulphurization denitration or SNCR（Selective non-catalytic is also
It is former）Desulphurization denitration achieves preferable effect in method, but to further decrease disposal of pollutants, by increasing desulfurizing agent, denitrfying agent
Usage amount or increase decontamination system, undoubtedly need increase system investments.Therefore, for improving desulfurization effect or denitration effect
Synergist or synergist research as the above method emphasis.
Utility model content
The purpose of this utility model is to provide a kind of desulphurization denitration synergistic effect systems, effectively improve desulphurization and denitration effect
Fruit.
The utility model is achieved through the following technical solutions：
A kind of desulphurization denitration synergistic effect system, the system can be used in spraying into synergist into flue gas decontamination device,
If being provided with the soil release agent spraying layer that dried layer is sequentially arranged up and down in the flue gas decontamination device, it is characterised in that：The system
Synergist transfer pipeline including spraying layer and synergist reserve pool and connection spraying layer and synergist reserve pool, the collaboration
Synergist delivery pump is provided on agent transfer pipeline；The spraying layer can be arranged between the soil release agent spraying layer；Institute
It states spraying layer and is provided with several fog-spray nozzles.
In above-mentioned technical proposal, the synergist selects NaClO, HO, OH free radical（Hydroxyl radical free radical）In one kind
Or it is a variety of.
In above-mentioned technical proposal, when the synergist selects OH free radicals, the synergist reserve pool is additionally provided with association
With agent preparation facilities, the synergist preparation facilities includes electrode, electrolyte circulation pump and filter membrane.
In above-mentioned technical proposal, the fog-spray nozzle selects silicon carbide fog-spray nozzle.
In above-mentioned technical proposal, the fog-spray nozzle is provided with mixer.
In above-mentioned technical proposal, the soil release agent spraying layer sprays into denitrfying agent and/or desulfurizing agent.
In above-mentioned technical proposal, the denitrfying agent selects urea or ammonia solution.
In above-mentioned technical proposal, the flue gas decontamination device is in wet desulfuration tower, wet denitration tower, desulphurization denitration tower
It is any one or more.
The utility model has the following advantages and the technique effect of high-lighting：Synergist can significantly improve desulfurizing agent and take off
The removal efficiency of nitre agent so that while flue gas cleaning discharges, significantly reduce project cost and operating cost.
Description of the drawings
Fig. 1 is the desulphurization denitration synergistic effect schematic device of the one of which embodiment involved by the utility model.
In figure：1- flue gas decontamination devices；2- soil release agent spraying layers；3- spraying layers；4- synergist reserve pools；5- synergists are defeated
Send pipeline；6- synergist delivery pumps；7- fog-spray nozzles；8- synergist preparation facilities；81- electrodes；82- electrolyte circulation pumps；83- mistakes
Filter membrane；9- soil release agent reserve pools；10- soil release agent transmitting devices.
Specific implementation mode
The structure of the utility model, principle and the course of work are described further below in conjunction with the accompanying drawings.
The orientation such as upper, lower, left, right, front and rear in present specification term be position relationship based on ... shown in the drawings and
It establishes.Attached drawing is different, then corresponding position relationship is also possible to change therewith, therefore cannot be interpreted as with this to protecting model
The restriction enclosed.
A kind of desulphurization denitration synergistic effect system described in the utility model, is mainly used for desulfurization in flue gas desulfurization and denitrification processing
The synergy of agent or denitrfying agent is particularly suitable for the transformation for having desulphurization denitration processing unit, de- not changing original desulfurization
In the case of nitre spray system, increases device described in the utility model, significantly improve SO2The removal efficiency of/NOx.
A kind of desulphurization denitration synergistic effect system, can be used in spraying into synergist into flue gas decontamination device 1.Flue gas decontamination
Device 1 is wet desulfuration tower, wet denitration tower, desulphurization denitration tower any one or more of.One of which as shown in Figure 1 is real
The flue gas decontamination device for applying mode is wet desulfuration tower, and flue gas enters from the smoke inlet of tower lower part, with soil release agent and synergist
It goes against the stream, filler can be provided in tower.There is sprayed slurry floss hole in bottom of tower.If being provided with dried layer in flue gas decontamination device 1
The soil release agent spraying layer 2 being sequentially arranged up and down, soil release agent spraying layer 2 spray into denitrfying agent and/or desulfurizing agent.Decontamination spraying layer 2 with
Soil release agent reserve pool 9 is connected, and soil release agent is sprayed by soil release agent transmitting device.Desulfurizing agent usually selects calcium-based desulfurizing agent, denitration
Urea or ammonia solution are selected in agent.
A kind of desulphurization denitration synergistic effect system described in the utility model includes spraying layer 3 and synergist reserve pool 4, spray
Mist layer 3 is connect with synergist reserve pool 4 by synergist transfer pipeline 5, and synergist conveying is provided on synergist transfer pipeline 5
Pump.Layer 3 of spraying is arranged between upper layer and lower layer soil release agent spraying layer 2, and one layer is set between typically at least three layers of soil release agent spraying layer 2
Spraying layer 3.Spraying layer is provided with several fog-spray nozzles 7, and synergist is conveyed from synergist reserve pool 4 by synergist delivery pump 6
It to spraying layer, is sprayed onto in flue gas decontamination device 1 from fog-spray nozzle, acts synergistically with the soil release agent sprayed into from soil release agent spraying layer,
Improve the removal efficiency of sulfur dioxide, nitrogen oxides.Fog-spray nozzle 7 selects silicon carbide fog-spray nozzle.Fog-spray nozzle 7 is provided with mixer,
Prevent synergist from depositing or blocking fog-spray nozzle.
Synergist is selected one or more in NaClO, HO, OH free radical.
When synergist selects OH free radicals, synergist reserve pool 4 is additionally provided with synergist preparation facilities 8, synergist system
Standby device 8 includes electrode 81, electrolyte circulation pump 82 and filter membrane 83.
To avoid synergist from wasting, the slurries of 1 bottom of flue gas decontamination device can also return to the cycle spray of soil release agent reserve pool 9
Leaching.
In combustion product gases purified treatment, SNCR is often selected in denitration（Selective non-catalytic reduction）And/or SCR（Selection
Property catalysis reduction）, desulfurization then has dry method, semidry method and wet method.When desulfurization select wet method when, desulfurizing tower setting denitrification apparatus it
Afterwards, only need to be arranged in desulfurizing tower desulphurization denitration synergistic effect device described in the utility model at this time, one side synergist with
Desulfurizing agent acts synergistically, and improves desulfuration efficiency；On the other hand, oxidation comes NO or NO from denitrification apparatus2, coordinated desulfurization agent is together
Denitrification is removed, denitration efficiency is further increased.Since synergist effect is apparent, every three layers of soil release agent spraying layer only needs to add
The spraying layer that one layer of synergist sprays into, in one of the embodiments, 300,000 m3Increase this practicality in/h exhaust gas volumn purifiers
The novel desulphurization denitration synergistic effect device, running cost save 30%.
The above descriptions are merely preferred embodiments of the present invention, is not intended to limit the utility model, for this
For the technical staff in field, various modifications and changes may be made to the present invention.It is all in the spirit and principles of the utility model
Within, any modification, equivalent replacement, improvement and so on should be included within the scope of protection of this utility model.
Claims (8)
- The system 1. a kind of desulphurization denitration acts synergistically, the system can be used in toward flue gas decontamination device（1）Middle penetrating synergist, The flue gas decontamination device（1）If being inside provided with the soil release agent spraying layer that dried layer is sequentially arranged up and down（2）, it is characterised in that：Institute It includes spraying layer to state system（3）With synergist reserve pool（4）And connection spraying layer（3）With synergist reserve pool（4）Collaboration Agent transfer pipeline（5）, the synergist transfer pipeline（5）On be provided with synergist delivery pump（6）；The spraying layer（3）It can It is arranged on the soil release agent spraying layer（2）Between；The spraying layer is provided with several fog-spray nozzles（7）.
- The system 2. a kind of desulphurization denitration according to claim 1 acts synergistically, it is characterised in that：The synergist is selected It is one or more in NaClO, HO, OH free radical.
- The system 3. a kind of desulphurization denitration according to claim 2 acts synergistically, it is characterised in that：The synergist is selected When OH free radicals, the synergist reserve pool（4）It is additionally provided with synergist preparation facilities（8）, the synergist preparation facilities（8） Including electrode（81）, electrolyte circulation pump（82）And filter membrane（83）.
- The system 4. a kind of desulphurization denitration according to claim 1 acts synergistically, it is characterised in that：The fog-spray nozzle（7）Choosing With silicon carbide fog-spray nozzle.
- The system 5. a kind of desulphurization denitration according to claim 1 or 4 acts synergistically, it is characterised in that：The fog-spray nozzle（7） It is provided with mixer.
- The system 6. a kind of desulphurization denitration according to claim 1 acts synergistically, it is characterised in that：The soil release agent spraying layer （2）Spray into denitrfying agent and/or desulfurizing agent.
- The system 7. a kind of desulphurization denitration according to claim 5 acts synergistically, it is characterised in that：The denitrfying agent selects urine Element or ammonia solution.
- The system 8. a kind of desulphurization denitration according to claim 1 acts synergistically, it is characterised in that：The flue gas decontamination device （1）For wet desulfuration tower, wet denitration tower, desulphurization denitration tower any one or more of.
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| CN201820286917.6U CN208066113U (en) | 2018-03-01 | 2018-03-01 | A kind of desulphurization denitration synergistic effect system |
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| CN201820286917.6U CN208066113U (en) | 2018-03-01 | 2018-03-01 | A kind of desulphurization denitration synergistic effect system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108246085A (en) * | 2018-03-01 | 2018-07-06 | 新疆乾坤环能投资有限公司 | A kind of desulphurization denitration synergistic effect system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108246085A (en) * | 2018-03-01 | 2018-07-06 | 新疆乾坤环能投资有限公司 | A kind of desulphurization denitration synergistic effect system |
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