CN208824273U - A kind of dedusting denitrification integral processing unit peculiar to vessel - Google Patents
A kind of dedusting denitrification integral processing unit peculiar to vessel Download PDFInfo
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- CN208824273U CN208824273U CN201821161601.0U CN201821161601U CN208824273U CN 208824273 U CN208824273 U CN 208824273U CN 201821161601 U CN201821161601 U CN 201821161601U CN 208824273 U CN208824273 U CN 208824273U
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- dedusting
- temperature ceramic
- ceramic filter
- pipe
- filter chamber
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Abstract
The utility model discloses a kind of dedusting denitrification integral processing units peculiar to vessel, including dedusting denitration filter chamber, the side-lower of dedusting denitration filter chamber is equipped with the air inlet being tightly connected with the Diesel Engine Exhaust Pipe of ship, the upper side of dedusting denitration filter chamber is equipped with exhaust outlet, the bottom of dedusting denitration filter chamber is equipped with dust-exhausting port, and the air inlet is not connected to mutually with the exhaust outlet；The inside of dedusting denitration filter chamber is equipped with several high-temperature ceramic filter pipes, one end of the high-temperature ceramic filter pipe is the open end being connected to the exhaust outlet, the other end of the high-temperature ceramic filter pipe is that load has denitrating catalyst on the closed end of the air inlet, the tube wall of the high-temperature ceramic filter pipe.The utility model realizes the integrated treatment of dedusting and denitration, simplifies the structure of dedusting denitrification apparatus, easy to operate, also reduces the cost of purification marine exhaust, can effectively remove the particulate matter and nitrogen oxides in marine exhaust, and removal rate is high.
Description
Technical field
The utility model relates to a kind of marine exhaust processing equipment more particularly to a kind of dedusting denitrification integral processing peculiar to vessel
Device.
Background technique
Ship discharges pollutants to pollute and endanger caused by atmospheric environment and marine environment and also be on the rise, marine diesel
The tail gas of machine burning and exhausting is mainly with nitrogen oxides NOxBased on particulate matter.The extent of injury of nitrogen oxides has than sulfur dioxide
It is crossing and without too late, therefore, the discharge for controlling nitrogen oxides has become one of the hot spot of various countries' efforts at environmental protection.
Denitration, which refers to the process of, removes denitrification in combustion product gases, denitration is divided into the preceding denitration of burning again, combustion process takes off
Denitration after nitre and burning.Wherein, denitration is to purify fuel before burning, and the generation of nitrogen oxides is controlled from source, but
It is that this method higher cost, enforcement difficulty are also big, therefore application is seldom.Combustion process denitration is then by optimizing combustion system
It is realized with reaction condition, the method is easy to operate, but is not able to satisfy the discharge standard of nitrogen oxides under high concentration.Therefore,
Using wide for denitration, i.e. denitrating flue gas after burning.
Currently, not yet specifically for the waste gas treatment equipment of ship.And traditional flue gas purifying equipment is then filled by dedusting
It sets, flue gas desulfurization device and equipment for denitrifying flue gas composition.These three general devices are all independent purification a class of pollutant, and this
The flue gas purifying equipment kind being made of simple function equipment necessarily will cause equipment group at complicated, capital investment is big, operation and dimension
Protect defect that is costly, and taking up a large area.
Summary of the invention
The purpose of the utility model is to overcome provide a kind of dedusting peculiar to vessel in place of above-mentioned the shortcomings of the prior art
Denitrating catalyst, is specifically carried in high-temperature ceramic filter pipe by denitrification integral processing unit, forms dedusting denitration one
Makeup is set, and the structure of device is simplified, good to the filter effect of particulate matter and nitrogen oxides in flue gas.
To achieve the above object, the technical solution that the utility model is taken are as follows:
A kind of dedusting denitrification integral processing unit peculiar to vessel, including dedusting denitration filter chamber, dedusting denitration filter chamber
Side-lower be equipped with the air inlet being tightly connected with the Diesel Engine Exhaust Pipe of ship, the upper side of dedusting denitration filter chamber is set
There is exhaust outlet, the bottom of dedusting denitration filter chamber is equipped with dust-exhausting port, and the air inlet is not connected to mutually with the exhaust outlet；
The inside of dedusting denitration filter chamber is equipped with several high-temperature ceramic filter pipes, one end of the high-temperature ceramic filter pipe be with
The open end of the exhaust outlet connection, the other end of the high-temperature ceramic filter pipe are close to the closed end of the air inlet, institute
Stating load on the tube wall of high-temperature ceramic filter pipe has denitrating catalyst.
The high-temperature ceramic filter pipe of the utility model is purchased from U.S. FGC (Filtration Group
Corporation) company, product name are as follows: Cerafil ceramic membrane.
The working principle of the utility model processing unit: the exhaust gas that the diesel combustion of ship generates through the air inlet into
Enter in dedusting denitration filter chamber, then radially penetrate into the inner cavity of the high-temperature ceramic filter pipe, exhaust gas is described in the infiltration
During high-temperature ceramic filter pipe inner cavity, particulate matter and nitrogen oxides in exhaust gas can be respectively by the high-temperature ceramic filter pipes
Be carried on the high-temperature ceramic filter pipe tube wall on denitrating catalyst removal, the high-temperature ceramic filter pipe inner cavity it is clean
Net gas is discharged along axial direction from the open end, and then is discharged from exhaust outlet.The dust-exhausting port is for being discharged the dedusting denitration
The dirt of the dirt precipitated in filter chamber and high-temperature ceramic filter pipe retention.
Further, the inside of dedusting denitration filter chamber is additionally provided with blowback control system, the blowback control system
Including central controller, compressor, air accumulator, pressure-regulating valve, pulse control instrument, solenoid valve, jet pipe and it is set to the jet pipe
On nozzle.Gas from the compressor enters the air accumulator through the pressure-regulating valve, the gas in the air accumulator
Body enters the jet pipe through the solenoid valve and sprays from the nozzle, and the solenoid valve controls work by the pulse control instrument
Make, the pulse control instrument and the pressure-regulating valve are worked by the central controller controls, the nozzle and the high temperature
The open end of ceramic filter tube is correspondingly arranged.
During the filtration process, the particulate matter in high-temp waste gas can be gradually accumulated the tube wall in the high-temperature ceramic filter pipe
On, the blowback control system carries out blowback cleaning to the high-temperature ceramic filter pipe using high pressure gas, by the particle of accumulation
Object is removed from the high-temperature ceramic filter pipe, to realize the on-line regeneration of the high-temperature ceramic filter pipe.
Further, the inside of dedusting denitration filter chamber, which is equipped with, connects the air inlet mutually not with the exhaust outlet
Logical demarcation plate, the demarcation plate are equipped with the mounting hole for inserting the high-temperature ceramic filter pipe.
Preferably, the open end of the high-temperature ceramic filter pipe is equipped with connecting flange, and the top of the connecting flange is equipped with
The high-temperature ceramic filter pipe is set to be fixedly installed in the fixation kit in the mounting hole.
Preferably, the fixation kit includes the connecting tube being installed on the connecting flange of the open end, is installed on institute
The fixed plate in connecting tube and the protective case between the connecting tube and the fixed plate are stated, is set on the demarcation plate
There is the fixed pin connecting with the fixed plate.
Preferably, the high-temperature ceramic filter pipe is in being vertically arranged in dedusting denitration filter chamber.
Preferably, the dust-exhausting port is equipped with the dust bag for collecting dust.
The utility model has the beneficial effects that: the utility model provides a kind of dedusting denitrification integral processing dress peculiar to vessel
It sets, load has denitrating catalyst on the tube wall of the high-temperature ceramic filter pipe of the processing unit, to realize dedusting and denitration
Integrated treatment, the denitrating catalyst exempts to be poisoned under the protection of high-temperature ceramic filter pipe, safe to use, can recycle
Regeneration uses.The utility model simplifies the structure of dedusting denitrification apparatus, easy to operate, also reduce purification marine exhaust at
This, can effectively remove the particulate matter and nitrogen oxides in marine exhaust, and removal rate is high.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the dedusting denitrification integral processing unit peculiar to vessel of the utility model embodiment 1；
Fig. 2 is the structure connection diagram of the blowback control system of the utility model embodiment 1；
Fig. 3 is the structural schematic diagram of the high-temperature ceramic filter pipe of the utility model embodiment 1.
In figure, dedusting denitration filter chamber 1, air inlet 2, exhaust outlet 3, dust-exhausting port 4, high-temperature ceramic filter pipe 5, open end 6,
Closed end 7, blowback control system 8, central controller 9, compressor 10, air accumulator 11, pressure-regulating valve 12, pulse control instrument
13, solenoid valve 14, jet pipe 15, nozzle 16, demarcation plate 17, connecting flange 18, fixation kit 19, connecting tube 20, fixed plate 21,
Protective case 22, fixed pin 23, through-hole 24, dust bag 25.
Specific embodiment
To better illustrate the purpose of this utility model, technical solution and advantage, below in conjunction with attached drawing and specific implementation
The utility model is described in further detail for example.
Embodiment 1
The present embodiment provides a kind of dedusting denitrification integral processing units peculiar to vessel, as shown in Figure 1-3, include dedusting denitration
Filter chamber 1, the side-lower of dedusting denitration filter chamber 1 are equipped with the air inlet 2 being tightly connected with the Diesel Engine Exhaust Pipe of ship, institute
The upper side for stating dedusting denitration filter chamber 1 is equipped with exhaust outlet 3, and the bottom of dedusting denitration filter chamber 1 is equipped with dust-exhausting port 4, institute
Air inlet 2 is stated not to be connected to mutually with the exhaust outlet 3.The inside of dedusting denitration filter chamber 1 is equipped with several equidistant rows
The high-temperature ceramic filter pipe 5 of column, one end of the high-temperature ceramic filter pipe 5 are the open end 6 being connected to the exhaust outlet 3, institute
The other end for stating high-temperature ceramic filter pipe 5 is close to the closed end 7 of the air inlet 2, the pipe of the high-temperature ceramic filter pipe 5
Load has denitrating catalyst on wall.
The embodiment of the present invention high-temperature ceramic filter pipe is purchased from U.S. FGC (Filtration Group Corporation)
Company, product name are as follows: Cerafil ceramic membrane.
The denitrating catalyst of the utility model is realized using the prior art, if denitrating catalyst can be V2O5-WO3
(MoO3)/TiO2.Meanwhile out of stock catalyst be carried on high-temperature ceramic filter pipe 5 carrying method be all made of the prior art realization；
Such as use coating processes.
The exhaust gas that the diesel combustion of ship generates enters in dedusting denitration filter chamber 1 through the air inlet 2, with
The inner cavity of the high-temperature ceramic filter pipe 5 is radially penetrated into afterwards, and exhaust gas is in the process for penetrating into 5 inner cavity of high-temperature ceramic filter pipe
In, particulate matter and nitrogen oxides in exhaust gas by the high-temperature ceramic filter pipe 5 and can be carried on the refractory ceramics mistake respectively
Denitrating catalyst removal on the tube wall of chimney filter 5, the clean gas of 5 inner cavity of high-temperature ceramic filter pipe are opened along axial direction from described
Mouth end 6 is discharged, and then is discharged from exhaust outlet 3.
Specifically, the inside of dedusting denitration filter chamber 1 is additionally provided with blowback control system 8, the blowback control system 8
Including central controller 9, compressor 10, air accumulator 11, pressure-regulating valve 12, pulse control instrument 13, solenoid valve 14, jet pipe 15 and
Nozzle 16 on the jet pipe 15.Gas from the compressor 10 enters the gas storage through the pressure-regulating valve 12
Tank 11, the gas in the air accumulator 11 enters the jet pipe 15 through the solenoid valve 14 and sprays from the nozzle 16, described
Solenoid valve 14 controls work by the pulse control instrument 13, and the pulse control instrument 13 and the pressure-regulating valve 12 are by described
Controller 9 is entreated to control work, the open end 6 of the nozzle 16 and the high-temperature ceramic filter pipe 5 is correspondingly arranged.
During the filtration process, the particulate matter in high-temp waste gas can be gradually accumulated the tube wall in the high-temperature ceramic filter pipe 5
On, the blowback control system 8 carries out blowback cleaning to the high-temperature ceramic filter pipe 5 using high pressure gas, by of accumulation
Grain object is removed from the high-temperature ceramic filter pipe 5, to realize the on-line regeneration of the high-temperature ceramic filter pipe 5.
Keep the air inlet 2 and the exhaust outlet 3 mutual not specifically, the inside of dedusting denitration filter chamber 1 is equipped with
The demarcation plate 17 of connection, the demarcation plate 17 are equipped with the mounting hole for inserting the high-temperature ceramic filter pipe 5.
Specifically, the open end 6 of the high-temperature ceramic filter pipe 5 be equipped with connecting flange 18, the connecting flange 18 it is upper
Side, which is equipped with, makes the high-temperature ceramic filter pipe 5 be fixedly installed in the fixation kit 19 in the mounting hole.
Specifically, the fixation kit 19 includes the connecting tube 20 being installed on the connecting flange 18 of the open end 6, peace
Loaded on the fixed plate 21 in the connecting tube 20 and the protective case between the connecting tube 20 and the fixed plate 21
22, the demarcation plate 17 is equipped with the fixed pin 23 connecting with the fixed plate 21, and the fixed plate 21 is equipped with and the peace
Fill the corresponding through-hole 24 in hole.
Specifically, the high-temperature ceramic filter pipe 5 is in being vertically arranged in dedusting denitration filter chamber 1.
Specifically, the dust-exhausting port 4 is equipped with the dust bag 25 for collecting dust.
With the tail gas of the dedusting denitrification integral processing unit peculiar to vessel filtering boat diesel engine burning and exhausting of the present embodiment, warp
Detection, present treatment device reach 85% or more to the denitrification rate of ship tail gas, and dust removal efficiency reaches 99% or more, good purification.
Finally, it should be noted that above embodiments are only to illustrate the technical solution of the utility model rather than to this realities
With the limitation of novel protected range, although being explained in detail referring to preferred embodiment to the utility model, this field it is common
It will be appreciated by the skilled person that can be with the technical solution of the present invention is modified or equivalently replaced, without departing from this reality
With the spirit and scope of new technique scheme.
Claims (7)
1. a kind of dedusting denitrification integral processing unit peculiar to vessel, it is characterised in that: including dedusting denitration filter chamber, the dedusting is de-
The side-lower of nitre filter chamber is equipped with the air inlet being tightly connected with the Diesel Engine Exhaust Pipe of ship, dedusting denitration filter chamber
Upper side is equipped with exhaust outlet, and the bottom of dedusting denitration filter chamber is equipped with dust-exhausting port, the air inlet and the exhaust outlet phase
It is not connected to mutually；The inside of dedusting denitration filter chamber is equipped with several high-temperature ceramic filter pipes, the high-temperature ceramic filter pipe
One end be the open end being connected to the exhaust outlet, the other end of the high-temperature ceramic filter pipe is close to the air inlet
Closed end, load has denitrating catalyst on the tube wall of the high-temperature ceramic filter pipe.
2. dedusting denitrification integral processing unit peculiar to vessel as described in claim 1, it is characterised in that: the dedusting denitration filtering
The inside of room is additionally provided with blowback control system, and the blowback control system includes central controller, compressor, air accumulator, pressure
Regulating valve, pulse control instrument, solenoid valve, jet pipe and the nozzle on the jet pipe；Gas from the compressor is through institute
Pressure-regulating valve is stated into the air accumulator, the gas in the air accumulator through the solenoid valve enters the jet pipe and from described
Nozzle sprays, and the solenoid valve controls work by the pulse control instrument, the pulse control instrument and the pressure-regulating valve by
The central controller controls work, the open end of the nozzle and the high-temperature ceramic filter pipe is correspondingly arranged.
3. dedusting denitrification integral processing unit peculiar to vessel as claimed in claim 2, it is characterised in that: the dedusting denitration filtering
The inside of room, which is equipped with, makes the air inlet and the mutually disconnected demarcation plate of the exhaust outlet, and the demarcation plate is equipped with for inserting
Fill the mounting hole of the high-temperature ceramic filter pipe.
4. dedusting denitrification integral processing unit peculiar to vessel as claimed in claim 3, it is characterised in that: the refractory ceramics filtering
The open end of pipe is equipped with connecting flange, and the top of the connecting flange, which is equipped with, makes the high-temperature ceramic filter pipe be fixedly installed in institute
State the fixation kit in mounting hole.
5. dedusting denitrification integral processing unit peculiar to vessel as claimed in claim 4, it is characterised in that: the fixation kit includes
It the connecting tube that is installed on the connecting flange of the open end, the fixed plate being installed in the connecting tube and is set to described
Protective case between connecting tube and the fixed plate, the demarcation plate are equipped with the fixed pin connecting with the fixed plate.
6. dedusting denitrification integral processing unit peculiar to vessel as described in claim 1, it is characterised in that: the refractory ceramics filtering
It is vertically arranged in dedusting denitration filter chamber described in Guan Yu.
7. dedusting denitrification integral processing unit peculiar to vessel as described in claim 1, it is characterised in that: the dust-exhausting port is equipped with
Collect the dust bag of dust.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821161601.0U CN208824273U (en) | 2018-07-20 | 2018-07-20 | A kind of dedusting denitrification integral processing unit peculiar to vessel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821161601.0U CN208824273U (en) | 2018-07-20 | 2018-07-20 | A kind of dedusting denitrification integral processing unit peculiar to vessel |
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| Publication Number | Publication Date |
|---|---|
| CN208824273U true CN208824273U (en) | 2019-05-07 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201821161601.0U Active CN208824273U (en) | 2018-07-20 | 2018-07-20 | A kind of dedusting denitrification integral processing unit peculiar to vessel |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114471001A (en) * | 2022-01-19 | 2022-05-13 | 大连理工大学 | Combined high-temperature ceramic filtering device and using method thereof |
| WO2023144562A1 (en) * | 2022-01-31 | 2023-08-03 | Puremissions Holdings Limited | Pollution control |
-
2018
- 2018-07-20 CN CN201821161601.0U patent/CN208824273U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114471001A (en) * | 2022-01-19 | 2022-05-13 | 大连理工大学 | Combined high-temperature ceramic filtering device and using method thereof |
| CN114471001B (en) * | 2022-01-19 | 2023-11-07 | 大连理工大学 | Combined high-temperature ceramic filtering device and application method thereof |
| WO2023144562A1 (en) * | 2022-01-31 | 2023-08-03 | Puremissions Holdings Limited | Pollution control |
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