CN206082164U - Sled formula fast -assembling flue gas denitration device - Google Patents
Sled formula fast -assembling flue gas denitration device Download PDFInfo
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- CN206082164U CN206082164U CN201620920330.7U CN201620920330U CN206082164U CN 206082164 U CN206082164 U CN 206082164U CN 201620920330 U CN201620920330 U CN 201620920330U CN 206082164 U CN206082164 U CN 206082164U
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- flue
- flue gas
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Abstract
The utility model discloses a sled formula fast -assembling flue gas denitration device, including the container shell mixed flue inside with being fixed in the container shell, be equipped with the denitration catalyst module that is used for carrying on denitration treatment to the flue gas on the mixed flue, the utility model discloses a sled formula fast -assembling flue gas denitration device, ingenious with the device integrate, the modularization in a ISO TEU (Twenty -foot equivalent unit), real quick assembly disassembly and transportation have improved denitrification facility and in different site conditions, different outside ambient condition suitability, have reduced area, it is poor to have solved on -the -spot installation quality, the treatment effect is unstable, the low problem of device utilization ratio. Optimized system configuration simultaneously, reasonable lectotype equipment, on the basis that reduces initial investment and running cost, through flow field simulation, the adjustment flue is arranged, optimizes urea nozzle design, has improved denitration efficiency greatly.
Description
Technical field
The utility model belongs to flue gases purification field, more particularly to a kind of sled formula fast-assembling equipment for denitrifying flue gas.
Background technology
As country increasingly payes attention to energy-saving and emission-reduction work, environmental protection standard is improved year by year, all kinds of to treat the item that denitration is transformed
Mesh is more and more, and particularly scattered middle-size and small-size oil-burning gas-fired boiler, internal combustion engine, the smoke gas treatment of gas turbine have become current
The new direction of air contaminant treatment.Therefore the denitration technology for being suitable for middle-size and small-size fuel-oil or fuel-gas boiler should be sought, in comprehensive summing up
On the basis of the effective achievement, the valuable experience that reduce discharging with comprehensive boiler, relatively applicable technology and equipment is proposed, had to be formed
The middle-size and small-size oil-burning gas-fired boiler of China's characteristic, internal combustion engine, gas turbine denitration control technology route.
Coal-burning power plant large-scale at present mainly adopts SCR denitration technology, and after urea pyrolysis or hydrolysis NH is generated3, in catalysis
Under agent effect, NOx in flue gas is reduced into into harmless N2 and H2O using the selectivity of amino reductive.This is one ten and is divided into
Ripe denitration technology, temperature is typically in 320 DEG C～400 DEG C scopes.But for medium small boiler, the denitrating system and device of routine
System complex, the construction period is long, and cost intensive, operation maintenance is also inconvenient, and Acclimation temperature is limited in scope.Especially for small-sized pot
Stove, short with greater need for small investment, construction period, Acclimation temperature scope is wider, and equipment is simple, flow process is few, easy to operate denitration dress
Put.
Therefore, the skid-mounted movable type denitrification apparatus of fast assembling-disassembling are developed, it is quick, easy, efficient to various to realize
In, arcola carries out denitration is very necessary.
Utility model content
In view of this, the purpose of this utility model is to provide a kind of little, fast assembling-disassembling the skid-mounted movable type denitration of occupation of land
Device, can reach very high denitration efficiency, and quick modularization dismounting, can be transported using iso standard container carrier, increase
Plus convenience and broad applicability.
Sled formula fast-assembling equipment for denitrifying flue gas of the present utility model, including container shell and it is fixed on container enclosure
Mixing flue, the mixing flue is provided with the denitrification catalyst module for carrying out denitration process to flue gas.
Further, also including urea tank and the pump housing；The urea tank is connected to the air inlet of mixing flue by infusion pipeline
End；The pump housing is used to that urea liquid to be delivered in mixing flue on infusion pipeline.
Further, also including air compressor machine, vacuum tank and urea nozzle；The vacuum tank is connected to mixing by air delivering pipeline
The inlet end of flue, the air compressor machine is connected to vacuum tank for supplying compressed air to vacuum tank；The infusion pipeline and defeated
Air pipe is put in mixing flue, and the urea nozzle is fixed on infusion pipeline and air delivering pipeline puts in mixed in flue
End, urea nozzle is that two-fluid spray nozzle is used to be atomized urea liquid using compressed air and spray in mixing flue.
Further, also including instrument board cabinet, the instrument board cabinet is fixed on container enclosure bottom surface.
Further, the pump housing is diaphragm metering pump.
Further, the denitrating catalyst and oxidized form being arranged in order along flue gas flow direction is provided with the denitrification catalyst module
Catalyst converter.
Further, the mixing flue mixes the air inlet of flue along container shell length to the bending that extends and take the shape of the letter U
Located at the left side of container shell；The outlet side of mixing flue is bent upwards and is fixed on the side wall of container shell.
The beneficial effects of the utility model are：Sled formula fast-assembling equipment for denitrifying flue gas of the present utility model, it is ingenious by device collection
In an iso standard container, real fast assembling-disassembling and transport improve denitrification apparatus in different places for Cheng Hua, modularization
Condition, different external environment condition applicability, reduce floor space, and it is poor to solve installation quality, treatment effect shakiness
It is fixed, the low problem of utilization ratio of device.System configuration is optimized simultaneously, and reasonable selection equipment is reducing initial investment and running into
On the basis of this, by flow field simulation, adjustment flue arrangement, optimization urea nozzle design, denitration efficiency is substantially increased.
Description of the drawings
Fig. 1 is structural representation of the present utility model；
Fig. 2 is the top view of Fig. 1.
Specific embodiment
Fig. 1 is structural representation of the present utility model；Fig. 2 is the top view of Fig. 1, as illustrated, the sled formula of the present embodiment
Fast-assembling equipment for denitrifying flue gas, including container shell 1 and the mixing flue 2 being fixed on inside container shell 1, the mixing cigarette
Road 2 is provided with the denitrification catalyst module 3 for carrying out denitration process to flue gas, and package unit is integrated in into packaging tank module
In, it is ingenious by device is integrated, modularization in an iso standard container, real fast assembling-disassembling and transport improve denitration
Device reduces floor space in different site conditions, different external environment condition applicabilities, solves installation quality
Difference, treatment effect is unstable, the low problem of utilization ratio of device.System configuration is optimized simultaneously, and reasonable selection equipment is being reduced just
Phase is invested with the basis of operating cost, and by flow field simulation, adjustment flue arrangement, optimization urea nozzle 8 is designed, greatly improved
Denitration efficiency, denitrification catalyst module 3 can customize the catalyst of different size specification, dismounting letter according to different exhaust gas volumns
Just, denitrification catalyst module 3 can select the denitrating catalyst of different temperatures scope according to different cigarette temperature, and temperature application range can
Extend to 180 DEG C～600 DEG C.
In the present embodiment, also including urea tank 5 and the pump housing 6；The urea tank 5 is connected to mixing flue by infusion pipeline
2 inlet end；The pump housing 6 is used to that urea liquid to be delivered in mixing flue 2 on infusion pipeline；Urea tank 5 and pump
Body 6 is fixedly installed in the inner bottom surface of container shell 1, and urea tank 5 is provided with electric heat tracing device, prevents urea liquid from crystallizing；
The top of urea tank 5 is provided with connecting rod floating ball level switch, and denitrification catalyst module 3 can vertical or horizontal installation so that in flue gas
NOXWith the NH in gas analyte3Raw reduction reaction is issued in catalyst action, N is generated2And H2O, so as to remove flue gas in
NOX。
In the present embodiment, also including air compressor machine, vacuum tank 4 and urea nozzle 8；The vacuum tank 4 is connected by air delivering pipeline
The inlet end of mixing flue 2 is connected to, the air compressor machine is connected to vacuum tank 4 for supplying compressed air to vacuum tank 4；It is described defeated
Liquid pipeline and air delivering pipeline are put in mixing flue 2, the urea nozzle 8 is fixed on infusion pipeline and air delivering pipeline put in it is mixed
The one end in flue 2 is closed, and urea nozzle 8 is that two-fluid spray nozzle is used to urea liquid is atomized using compressed air and mixed
Close in flue 2 and spray；Vacuum tank 4 is fixedly installed in the inner bottom surface of container shell 1, and air compressor machine is fixed on the top of vacuum tank 4, urine
The urea liquid consumption of about one week is stored in plain tank 5, air compressor machine and vacuum tank 4 produce the compressed air of steady pressure, the pump housing 6
Urea liquid is pumped into into urea nozzle 8, urea nozzle 8 is stainless steel two-fluid spray nozzle, and compressed air accesses 8 pairs of urine of urea nozzle
Plain solution is atomized, and so as to realize injection of the urea liquid in flue, the flue gas of outside need process connects with flue 2 is mixed
Connect, in mixing flue 2 inlet end arrangement urea nozzle 8, urea liquid is filled after the atomization of urea nozzle 8 in mixing flue 2
Heating, mixing, urea liquid is divided to decomposite the NH of denitration3, before into denitrification catalyst module 3, NH3With flue gas enough
Realize that Flow Field Distribution is uniform in long flue, NH3Under catalyst action with flue gas in NOXGeneration reduction reaction, generates N2With
H2O, so as to remove flue gas in NOX, stainless steel double fluid atomization nozzle, compressed air consumption is low, and atomizing particle is thin；Urea
The form of nozzle 8 can necessarily be adjusted with installation number according to do different with exhaust gas volumn of smoke components, flexibly be arranged.
In the present embodiment, also including instrument board cabinet 7, the instrument board cabinet 7 is fixed on the inner bottom surface of container shell 1；Can
The NO that real-time monitoring mixing flue 2 is imported and exportedX, the parameter index such as temperature.
In the present embodiment, the pump housing 6 is diaphragm metering pump, is easy to automatically control, and adjusts urea liquid emitted dose.
In the present embodiment, be provided with the denitrification catalyst module 3 denitrating catalyst that is arranged in order along flue gas flow direction and
Oxidation catalyst；The discharge capacity of carbon monoxide and hydrocarbon in reduce exhaust.
In the present embodiment, the mixing flue 2 is grown to the bending that extends and take the shape of the letter U along container shell 1, mixes flue 2
Air inlet located at container shell 1 left side；The outlet side of mixing flue 2 is bent upwards and is fixed on container shell 1
Side wall, the smoke mixing section with sufficient length, it is ensured that urea liquid fully decomposes NH in mixing section3。
Finally illustrate, above example is only unrestricted to illustrate the technical solution of the utility model, although ginseng
The utility model has been described in detail according to preferred embodiment, it will be understood by those within the art that, can be to this
The technical scheme of utility model is modified or equivalent, without deviating from the objective and model of technical solutions of the utility model
Enclose, it all should cover in the middle of right of the present utility model.
Claims (7)
1. a kind of sled formula fast-assembling equipment for denitrifying flue gas, it is characterised in that：Including container shell and being fixed on container inside the shell
The mixing flue in portion, the mixing flue is provided with the denitrification catalyst module for carrying out denitration process to flue gas.
2. sled formula fast-assembling equipment for denitrifying flue gas according to claim 1, it is characterised in that：Also include urea tank and the pump housing；
The urea tank is connected to the inlet end of mixing flue by infusion pipeline；The pump housing is used for urea on infusion pipeline
Solution is delivered in mixing flue.
3. sled formula fast-assembling equipment for denitrifying flue gas according to claim 2, it is characterised in that：Also include air compressor machine, vacuum tank
And urea nozzle；The vacuum tank is connected to the inlet end of mixing flue by air delivering pipeline, and the air compressor machine is connected to voltage stabilizing
Tank is used to supply compressed air to vacuum tank；The infusion pipeline and air delivering pipeline are put in mixing flue, the urea spray
Mouth is fixed on one end that infusion pipeline and air delivering pipeline are put in mixing flue, and urea nozzle is that two-fluid spray nozzle is used for using pressure
Contracting air is atomized to urea liquid and is sprayed in mixing flue.
4. sled formula fast-assembling equipment for denitrifying flue gas according to claim 3, it is characterised in that：Also include instrument board cabinet, it is described
Instrument board cabinet is fixed on container enclosure bottom surface.
5. sled formula fast-assembling equipment for denitrifying flue gas according to claim 2, it is characterised in that：The pump housing is metering diaphragm
Pump.
6. sled formula fast-assembling equipment for denitrifying flue gas according to claim 1, it is characterised in that：In the denitrification catalyst module
It is provided with the denitrating catalyst and oxidation catalyst being arranged in order along flue gas flow direction.
7. sled formula fast-assembling equipment for denitrifying flue gas according to claim 1, it is characterised in that：The mixing flue is along container
Shell length mixes the left side of the air inlet located at container shell of flue to the bending that extends and take the shape of the letter U；Mix going out for flue
Gas end is bent upwards and is fixed on the side wall of container shell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620920330.7U CN206082164U (en) | 2016-08-23 | 2016-08-23 | Sled formula fast -assembling flue gas denitration device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620920330.7U CN206082164U (en) | 2016-08-23 | 2016-08-23 | Sled formula fast -assembling flue gas denitration device |
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| CN206082164U true CN206082164U (en) | 2017-04-12 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107890778A (en) * | 2017-12-19 | 2018-04-10 | 山东联盛环保科技有限公司 | A kind of Mobile low-temperature denitrification apparatus |
| CN110513701A (en) * | 2019-08-19 | 2019-11-29 | 上海南一环保科技有限公司 | A kind of novel spraying device and SNCR denitration system for waste incinerator |
| CN113908691A (en) * | 2021-11-17 | 2022-01-11 | 航天环境工程有限公司 | Light skid-mounted urea pyrolysis pneumatic SCR tail gas treatment system, method and application |
-
2016
- 2016-08-23 CN CN201620920330.7U patent/CN206082164U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107890778A (en) * | 2017-12-19 | 2018-04-10 | 山东联盛环保科技有限公司 | A kind of Mobile low-temperature denitrification apparatus |
| CN110513701A (en) * | 2019-08-19 | 2019-11-29 | 上海南一环保科技有限公司 | A kind of novel spraying device and SNCR denitration system for waste incinerator |
| CN113908691A (en) * | 2021-11-17 | 2022-01-11 | 航天环境工程有限公司 | Light skid-mounted urea pyrolysis pneumatic SCR tail gas treatment system, method and application |
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