CN205517274U - Novel dust removal denitration integration equipment - Google Patents
Novel dust removal denitration integration equipment Download PDFInfo
- Publication number
- CN205517274U CN205517274U CN201620312309.9U CN201620312309U CN205517274U CN 205517274 U CN205517274 U CN 205517274U CN 201620312309 U CN201620312309 U CN 201620312309U CN 205517274 U CN205517274 U CN 205517274U
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- China
- Prior art keywords
- cleaner unit
- denitration reactor
- flue gas
- novel dust
- dust remover
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Abstract
The utility model discloses a novel dust removal denitration integration equipment, including dust remover and liquid ammonia preparation system, be equipped with low temperature denitration reactor on the dust remover, be equipped with between dust remover and the low temperature denitration reactor and spout the ammonia system, spout ammonia system configuration in the flue gas gas outlet of dust remover department, spout the ammonia system and be connected with liquid ammonia preparation system through the pipeline. The beneficial effect of the utility model: through arranging the installation with low temperature denitration reactor from top to bottom with the dust remover, occupation space has been saved, the flue gas is followed and is directly got into low temperature denitration reactor after the dust remover comes out, need not arrange the rectification grid, the flue gas is clean even, the wearing and tearing to the catalyst have been reduced, there is not the deposition phenomenon, save the soot blower, entire system's windage greatly reduced, low temperature denitration reactor does not have imported flue and ash bucket, entire system's steel volume significantly reduces, need not to reform transform to boiler structure, the thermal make full use of of boiler has been guaranteed, the denitration reactor temperature reduces, reduce relatively heat retaining requirement.
Description
Technical field
This utility model relates to fume treatment auxiliary technical field, it particularly relates to a kind of novel dust removing takes off
Nitre integration apparatus.
Background technology
With country's reinforcement to environmental protection index, a lot of fire coal boiler fume discharge indexs no longer meet environmental protection and want
Ask, need dust-removal and desulfurizing denitrating system transformation and upgrade, in these are transformed, much need newly-increased denitration system
System, but SNCR denitration limited efficacy, in order to fully ensure that emission compliance, need newly-built SCR reactor.
The most maximally effective the most most widely used gas denitrifying technology is NH3Selective Catalytic Reduction of NO x technology
(SCR).Then become as the core-catalyst of SCR method and reach nitrogen oxides and reduce discharging the key of index, at present
The commercial catalyst system commonly used is titanio vanadium series catalyst (V2O5-WO3/TiO2), its active temperature window
Mouth higher (320～420 DEG C), before needing SCR device is arranged on air preheater and after economizer,
Flue gas own temperature is utilized to can be only achieved this temperature province, and the dust of the high concentration that where there is and SO2,
Easily cause catalyst poisoning and reduce service life.The Main Bottleneck limiting SCR technology popularization is reaction
Temperature requirement is of a relatively high so that denitrification process power consumption is relatively big, and corresponding construction investment cost is bigger.
For the problem in correlation technique, effective solution is the most not yet proposed.
Utility model content
The purpose of this utility model is to provide a kind of novel dust removing denitrification integral equipment, the most existing to overcome
Technology above shortcomings.
For realizing above-mentioned technical purpose, the technical solution of the utility model is achieved in that
A kind of novel dust removing denitrification integral equipment, including cleaner unit and liquefied ammonia preparation system, described cleaner unit
It is provided with low-temperature denitration reactor, between described cleaner unit and described low-temperature denitration reactor, is provided with spray ammonia system
System, wherein, described spray ammonia system is arranged at the flue gas gas outlet of described cleaner unit, and described spray ammonia system is led to
Cross pipeline to be connected with described liquefied ammonia preparation system；Described low-temperature denitration reactor includes being arranged on described dedusting
Flue gas blender above device, described flue gas blender is arranged over denitrating system, the cigarette of described denitrating system
Gas gas outlet connects blower fan and tubing.
Further, described cleaner unit is sack cleaner, and cloth bag selection high temperature cloth bag, adaptive temperature≤
240℃。
Preferably, described adaptive temperature is 180 DEG C.
Preferably, described cleaner unit is provided with air inlet.
Further, the lower end of described cleaner unit is provided with at some ash buckets, and the ash hole of each ash bucket
Being equipped with unloader, each unloader is all connected with defeated ash discharging system.
Preferably, described spray ammonia system is made up of some spray guns being evenly arranged.
The beneficial effects of the utility model: by low-temperature denitration reactor and cleaner unit are arranged installation up and down,
Saving and take up room, flue gas is directly entered low-temperature denitration reactor the most afterwards from cleaner unit, need not arrange whole
Stream grid, flue gas cleaning uniformly, decreases the abrasion to catalyst, does not has fouling phenomenon, save soot blower,
The windage of whole system is substantially reduced, and low-temperature denitration reactor is without inlet flue duct and ash bucket, the steel of whole system
Material amount greatly reduces, to boiler structure without transformation, it is ensured that making full use of of boiler heat, denitration reaction
Device temperature reduces, the requirement relative reduction to insulation.
Accompanying drawing explanation
In order to be illustrated more clearly that this utility model embodiment or technical scheme of the prior art, below by right
In embodiment, the required accompanying drawing used is briefly described, it should be apparent that, the accompanying drawing in describing below is only
It is only embodiments more of the present utility model, for those of ordinary skill in the art, is not paying creation
Property work on the premise of, it is also possible to obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the knot according to a kind of novel dust removing denitrification integral equipment described in this utility model embodiment
Structure schematic diagram.
Detailed description of the invention
Below in conjunction with the accompanying drawing in this utility model embodiment, to the technical side in this utility model embodiment
Case is clearly and completely described, it is clear that described embodiment is only that this utility model part is real
Execute example rather than whole embodiments.Based on the embodiment in this utility model, ordinary skill people
All other embodiments that member is obtained, broadly fall into the scope of this utility model protection.
As it is shown in figure 1, set according to a kind of novel dust removing denitrification integral described in embodiment of the present utility model
Standby, including cleaner unit 1 and liquefied ammonia preparation system 2, described cleaner unit 1 is provided with low-temperature denitration reactor 3,
Spray ammonia system 4, wherein, described spray ammonia it is provided with between described cleaner unit 1 and described low-temperature denitration reactor 3
System 4 is arranged at the flue gas gas outlet of described cleaner unit 1, and described spray ammonia system 4 passes through pipeline with described
Liquefied ammonia preparation system 2 is connected；Described low-temperature denitration reactor 3 includes being arranged on above described cleaner unit 1
Flue gas blender 6, described flue gas blender 6 is arranged over denitrating system 7, described denitrating system 7
Flue gas gas outlet connects blower fan and tubing.Described spray ammonia system 4 is by some spray gun structures being evenly arranged
Become.
Described cleaner unit 1 is sack cleaner, and high temperature cloth bag selected by cloth bag, and adaptive temperature≤240 DEG C are (excellent
Choosing, described adaptive temperature is 180 DEG C).Described cleaner unit 1 is provided with air inlet 10.Described cleaner unit
The lower end of 1 is provided with some ash buckets 8, and is equipped with unloader 9 at the ash hole of each ash bucket 8, often
Individual unloader 9 is all connected with defeated ash discharging system 5.
Understand technique scheme of the present utility model for convenience, below by way of in specifically used mode to this
The technique scheme of utility model is described in detail.
When specifically used, pending flue gas initially enters described cleaner unit 1 dedusting, quenched, makes flue gas
Temperature, dust concentration, moisture, oxygen and SO2The indexs such as concentration meet denitrating technique requirement, described cleaner unit 1
After dedusting completes, flue gas ascends into described low-temperature denitration reactor 3, and denitrification reducing agent liquefied ammonia is by described spray ammonia
System 4 sprays at cleaner unit 1 exhaust pass, and flue gas is sufficiently mixed in described flue gas blender 6,
Completing denitration then in described denitrating system 7, the flue gas after denitration is connected by flue gas gas outlet, top
Blower fan and tubing discharge.
In sum, by means of technique scheme of the present utility model, by by low-temperature denitration reactor 3
Arranging installation with cleaner unit about 1, save and take up room, flue gas is directly entered the most afterwards from cleaner unit 1
Low-temperature denitration reactor 3, need not arrange that flow straightening grid, flue gas cleaning uniformly, decrease the mill to catalyst
Damaging, do not have fouling phenomenon, save soot blower, the windage of whole system is substantially reduced, low-temperature denitration reactor
3 greatly reduce without inlet flue duct and ash bucket, the steel material of whole system, to boiler structure without transformation, protect
Having demonstrate,proved making full use of of boiler heat, Benitration reactor temperature reduces, the requirement relative reduction to insulation.
The foregoing is only preferred embodiment of the present utility model, not in order to limit this utility model,
All within spirit of the present utility model and principle, any modification, equivalent substitution and improvement etc. made, all
Within protection domain of the present utility model should be included in.
Claims (6)
1. a novel dust removing denitrification integral equipment, it is characterised in that include that cleaner unit and liquefied ammonia preparation are
System, described cleaner unit is provided with low-temperature denitration reactor, described cleaner unit and described low-temperature denitration reactor it
Between be provided with spray ammonia system, wherein, described spray ammonia system is arranged at the flue gas gas outlet of described cleaner unit, institute
State spray ammonia system to be connected with described liquefied ammonia preparation system by pipeline；Described low-temperature denitration reactor includes setting
Putting the flue gas blender above described cleaner unit, described flue gas blender is arranged over denitrating system, described
The flue gas gas outlet of denitrating system connects blower fan and tubing.
A kind of novel dust removing denitrification integral equipment the most according to claim 1, it is characterised in that institute
Stating cleaner unit is sack cleaner, and cloth bag selects high temperature cloth bag, adaptive temperature≤240 DEG C.
A kind of novel dust removing denitrification integral equipment the most according to claim 2, it is characterised in that
Described adaptive temperature is 180 DEG C.
A kind of novel dust removing denitrification integral equipment the most according to claim 2, it is characterised in that institute
State cleaner unit and be provided with air inlet.
A kind of novel dust removing denitrification integral equipment the most according to claim 4, it is characterised in that institute
State the lower end of cleaner unit to be provided with at some ash buckets, and the ash hole of each ash bucket and be equipped with unloader, often
Individual unloader is all connected with defeated ash discharging system.
A kind of novel dust removing denitrification integral equipment the most according to claim 1, it is characterised in that institute
State spray ammonia system to be made up of some spray guns being evenly arranged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620312309.9U CN205517274U (en) | 2016-04-14 | 2016-04-14 | Novel dust removal denitration integration equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620312309.9U CN205517274U (en) | 2016-04-14 | 2016-04-14 | Novel dust removal denitration integration equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205517274U true CN205517274U (en) | 2016-08-31 |
Family
ID=56792089
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620312309.9U Active CN205517274U (en) | 2016-04-14 | 2016-04-14 | Novel dust removal denitration integration equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205517274U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107754601A (en) * | 2017-11-17 | 2018-03-06 | 湖州慧峰环保科技有限公司 | A kind of Environmental-protecting dust-removing equipment |
| CN108325384A (en) * | 2018-04-12 | 2018-07-27 | 山东联盛环保科技有限公司 | A kind of full load equipment for denitrifying flue gas |
-
2016
- 2016-04-14 CN CN201620312309.9U patent/CN205517274U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107754601A (en) * | 2017-11-17 | 2018-03-06 | 湖州慧峰环保科技有限公司 | A kind of Environmental-protecting dust-removing equipment |
| CN108325384A (en) * | 2018-04-12 | 2018-07-27 | 山东联盛环保科技有限公司 | A kind of full load equipment for denitrifying flue gas |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |