CN109224860A - A kind of flue gas processing device for ship - Google Patents
A kind of flue gas processing device for ship Download PDFInfo
- Publication number
- CN109224860A CN109224860A CN201811221577.XA CN201811221577A CN109224860A CN 109224860 A CN109224860 A CN 109224860A CN 201811221577 A CN201811221577 A CN 201811221577A CN 109224860 A CN109224860 A CN 109224860A
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- CN
- China
- Prior art keywords
- exhaust
- smoke chamber
- gas treatment
- web plate
- flue gas
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/92—Chemical or biological purification of waste gases of engine exhaust gases
- B01D53/94—Chemical or biological purification of waste gases of engine exhaust gases by catalytic processes
- B01D53/9404—Removing only nitrogen compounds
- B01D53/9409—Nitrogen oxides
- B01D53/9431—Processes characterised by a specific device
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2258/00—Sources of waste gases
- B01D2258/01—Engine exhaust gases
- B01D2258/012—Diesel engines and lean burn gasoline engines
Abstract
The invention discloses a kind of flue gas processing devices for ship, the flue gas processing device is arranged on flue gas exhaust access, it is characterised in that it includes exhaust-gas treatment smoke chamber shell, the air inlet positioned at exhaust-gas treatment smoke chamber lower part of the housing, the air outlet positioned at exhaust-gas treatment smoke chamber upper part of the housing and the blower that exhaust-gas treatment smoke chamber bottom is arranged in；Adsorption layer, photocatalysis web plate, ultraviolet lamp, detection device and the web plate that shuts off are equipped with inside the exhaust-gas treatment smoke chamber；The adsorption layer is one or more of natural zeolite, active carbon, silica gel absorber composition；Photochemical catalyst is coated on the photocatalysis web plate.The present invention provides a kind of flue gas processing device for being suitable for ships, which occupies little space, and project cost is low, safe and efficient.
Description
Technical field
The present invention relates to waste gas purification apparatus technical fields, and in particular to a kind of flue gas processing device for ship.
Background technique
In boat diesel engine flue gas contain a large amount of atmosphere pollutions, wherein account for it is most of for particulate matter, sulfur dioxide,
Nitrogen oxides and carbon monoxide etc..Oxysulfide, the nitrogen oxides of excess emitters cause China large area acid rain and haze occur,
Heavy corrosion building, destroys ecological environment, and the greenhouse effects thus caused and depletion of the ozone layer are even more to threaten human survival.
SCR technology is used for the fume treatment of ship at present, but existing SCR technology cannot fit entirely on ship
With general SCR system is huge, occupies excessive space, will increase ship load.Therefore needing to provide one kind is suitable for ship
Flue gas processing device.
Photocatalysis is to utilize H20 and 02Active superoxide radical is generated in photocatalyst surface, hydroxy and ozone etc.,
Strong oxidizing property can be easy to the S0 in flue gas2Water-soluble high S0 is oxidized to NO3And N02, and then inhaled by alkaline seawater
It receives, is discharged into sea, realize sulphur nitrogen oxides in the element circular of nature.Ti02It is the most potential environmental protection in environment pollution treatment field
Type catalysis material.But due to Ti02Forbidden bandwidth is only 3.2eV, causes its spectral absorption range relatively narrow.For this purpose, to improve light
Catalytic efficiency, it is necessary to be doped modification to it, while be anti-seawater corrosion, carrier of photocatalyst is also needed using corrosion-resistant material
Material.
Summary of the invention
It is an object of the present invention to overcome defect existing in the prior art, provide at a kind of flue gas for being suitable for ships
Device is managed, which occupies little space, and project cost is low, safe and efficient.
To achieve the above object, described the technical scheme is to design a kind of flue gas processing device for ship
Flue gas processing device be arranged on flue gas exhaust access, including exhaust-gas treatment smoke chamber shell, be located at exhaust-gas treatment smoke chamber shell under
The air inlet in portion, positioned at exhaust-gas treatment smoke chamber upper part of the housing air outlet and the blower of exhaust-gas treatment smoke chamber bottom is set；
Adsorption layer, photocatalysis web plate, ultraviolet lamp, detection device and the web plate that shuts off are equipped with inside the exhaust-gas treatment smoke chamber；The absorption
Layer is that one or more of natural zeolite, active carbon, silica gel absorber are constituted；Photocatalysis is coated on the photocatalysis web plate
Agent.
Water jet, the water jet edge are equipped between the adsorption layer and photocatalysis web plate as a preferred technical solution,
The setting of exhaust-gas treatment smoke chamber wall circular, the exhaust-gas treatment smoke chamber shell lower section are equipped with rhone.
It is followed between the detection device and the web plate that shuts off of the exhaust-gas treatment smoke chamber equipped with gas as a preferred technical solution,
Ring outlet, the gas loop exit are connected to by pipeline with the air inlet of exhaust-gas treatment smoke chamber lower part；The detection device with
Controller electrical connection, the controller are electrically connected with the web plate that shuts off, and the controller is arranged in exhaust-gas treatment smoke chamber inner surface.
The adsorption layer is modified activated carbon filter screen as a preferred technical solution, with downwardly convex curved surface,
The activated charcoal strainer surface is living filled with mixed packings one or more of in charcoal-aero gel, activated carbon fibre, carbon nanotube
Property charcoal filtering net surface be coated with titanium dioxide, the adsorption layer with a thickness of 10~20mm.
It is equipped with suction ventilator, the suction at the gas circulation of the exhaust-gas treatment smoke chamber at mouth as a preferred technical solution,
Blower is electrically connected with the controller；The web plate that shuts off is equipped with sealing structure with exhaust-gas treatment smoke chamber junction.
Between the photocatalysis web plate and detection device or detection device and shut off web plate as a preferred technical solution,
Between be equipped with gas-guide tube, several water conservancy diversion constituted along gas-guide tube setting direction are equipped with inside the gas-guide tube and are circled round air hoses, it is described
Water conservancy diversion convolution air hose is made of the ceramic tube of surface coating titanium dioxide.
The side wall of the exhaust-gas treatment smoke chamber shell is equipped with replacement adsorption layer, photocatalysis net as a preferred technical solution,
The junction of the hatch door of plate, ultraviolet lamp and the web plate that shuts off, the hatch door and exhaust-gas treatment smoke chamber shell is equipped with sealing structure.
A kind of photochemical catalyst for ship fume treatment, the component comprising following mass percent: catalyst carrier 75
~80%, nano-titanium dioxide 10~15%, carbonitride 5~10%, rare earth lanthanum 0.1~0.3%, graphene or carbon nanometer
Pipe 0.1~0.2%.
Rare earth lanthanum is added in photochemical catalyst makes TiO2Structure cell expansion, distribution of charges change, are formed with conducive to photoproduction
The internal electric field of carrier separation, the enhancing of photohole oxidability.Rare Earth Lanthanum makes TiO2Forbidden bandwidth increases to 2.299ev.
Catalyst carrier is three-dimensional honeycomb ceramics or ZSM-5 molecular sieve as a preferred technical solution,.
The advantages and beneficial effects of the present invention are: the present apparatus safely and efficiently carries out seawater denitration, nitrogen oxidation will be removed
Object process and detection process combine, and avoid nitrogen oxides in effluent processing and are not exclusively just discharged into atmosphere and cause
Environmental pollution.Present apparatus occupied area is small, and installation convenience, project cost is low, has broad application prospects.
Detailed description of the invention
Fig. 1 is flue gas processing device structural schematic diagram of the present invention；
In figure: 1, exhaust-gas treatment smoke chamber shell；2, air inlet；3, air outlet；4, blower；5, adsorption layer；6, photocatalysis net
Plate；7, ultraviolet lamp；8, detection device；9, shut off web plate；10, water jet；11, gas loop exit；12, suction ventilator；13, it drains
Slot；14, tornadotron is flowed back to.
Specific embodiment
With reference to the accompanying drawings and examples, further description of the specific embodiments of the present invention.Following embodiment is only
For clearly illustrating technical solution of the present invention, and not intended to limit the protection scope of the present invention.
A kind of flue gas processing device for ship, the flue gas processing device are arranged on flue gas exhaust access, including
Exhaust-gas treatment smoke chamber shell 1, positioned at exhaust-gas treatment smoke chamber lower part of the housing air inlet 2, be located at exhaust-gas treatment smoke chamber upper part of the housing
Air outlet 3 and the blower 4 of exhaust-gas treatment smoke chamber bottom is set；Adsorption layer 5, light are equipped with inside the exhaust-gas treatment smoke chamber
It is catalyzed web plate 6, ultraviolet lamp 7, detection device 8 and the web plate 9 that shuts off；The adsorption layer is natural zeolite, active carbon, silica gel absorber
One or more of constitute；Photochemical catalyst is coated on the photocatalysis web plate.
Water jet 10 is equipped between the adsorption layer and photocatalysis web plate, the water jet is along exhaust-gas treatment smoke chamber wall circular
Setting, the exhaust-gas treatment smoke chamber lower section are equipped with rhone 13.
Gas loop exit 11 is equipped between the detection device and the web plate that shuts off of the exhaust-gas treatment smoke chamber, the gas follows
Ring outlet is connected to by pipeline with the air inlet of exhaust-gas treatment smoke chamber lower part；The detection device is electrically connected with the controller, described
Controller is electrically connected with the web plate that shuts off, and the controller is arranged in exhaust-gas treatment smoke chamber inner surface.
The adsorption layer is modified activated carbon filter screen, with downwardly convex curved surface, the activated charcoal strainer surface
Filled with mixed packings one or more of in charcoal-aero gel, activated carbon fibre, carbon nanotube, the coating of activated charcoal strainer surface
Have titanium dioxide, the adsorption layer with a thickness of 10~20mm.
Suction ventilator 12 is equipped at the gas circulation of the exhaust-gas treatment smoke chamber at mouth, the suction ventilator is electrically connected with controller
It connects；The web plate that shuts off is equipped with sealing structure with exhaust-gas treatment smoke chamber junction.
Gas-guide tube is equipped between the photocatalysis web plate and detection device or between detection device and the web plate that shuts off, it is described
Several water conservancy diversion convolution air hoses 14 constituted along gas-guide tube setting direction are equipped with inside gas-guide tube, the water conservancy diversion convolution air hose is by surface
The ceramic tube for being coated with titanium dioxide is constituted.
The side wall of the exhaust-gas treatment smoke chamber shell is equipped with replacement adsorption layer, photocatalysis web plate, ultraviolet lamp and the web plate that shuts off
Hatch door, the junction of the hatch door and exhaust-gas treatment smoke chamber shell is equipped with sealing structure.
The exhaust-gas treatment smoke chamber housing sidewall be equipped with manhole, operator by manhole progress adsorption layer, photocatalysis web plate,
The replacement and maintenance of ultraviolet lamp and the web plate that shuts off.
A kind of photochemical catalyst for ship fume treatment, the component comprising following mass percent: catalyst carrier 75
~80%, nano-titanium dioxide 10~15%, carbonitride 5~10%, rare earth lanthanum 0.1~0.3%, graphene or carbon nanometer
Pipe 0.1~0.2%.Catalyst carrier is three-dimensional honeycomb ceramics or ZSM-5 molecular sieve.
The above is only a preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art
For member, without departing from the technical principles of the invention, several improvements and modifications can also be made, these improvements and modifications
Also it should be regarded as protection scope of the present invention.
Claims (9)
1. a kind of flue gas processing device for ship, the flue gas processing device is arranged on flue gas exhaust access, feature
Be, including exhaust-gas treatment smoke chamber shell, positioned at exhaust-gas treatment smoke chamber lower part of the housing air inlet, be located at exhaust-gas treatment smoke chamber shell
The air outlet on body top and the blower that exhaust-gas treatment smoke chamber bottom is set；Absorption is equipped with inside the exhaust-gas treatment smoke chamber
Layer, photocatalysis web plate, ultraviolet lamp, detection device and the web plate that shuts off；The adsorption layer is natural zeolite, active carbon, silica gel absorption
One or more of agent is constituted；Photochemical catalyst is coated on the photocatalysis web plate.
2. a kind of flue gas processing device for ship according to claim 1, which is characterized in that the adsorption layer and light
It is catalyzed between web plate and is equipped with water jet, the water jet is arranged along exhaust-gas treatment smoke chamber wall circular, under the exhaust-gas treatment smoke chamber
Side is equipped with rhone.
3. a kind of flue gas processing device for ship according to claim 2, which is characterized in that the exhaust-gas treatment cigarette
Gas loop exit is equipped between the detection device of chamber and the web plate that shuts off, the gas loop exit passes through pipeline and exhaust-gas treatment
The air inlet of smoke chamber lower part is connected to；The detection device is electrically connected with the controller, and the controller is electrically connected with the web plate that shuts off, institute
Controller is stated to be arranged in exhaust-gas treatment smoke chamber inner surface.
4. a kind of flue gas processing device for ship according to claim 3, which is characterized in that the adsorption layer is to change
Property activated charcoal strainer, with downwardly convex curved surface, which is filled with charcoal-aero gel, active carbon fibre
One or more of mixed packings, activated charcoal strainer surface are coated with titanium dioxide in dimension, carbon nanotube, the adsorption layer
With a thickness of 10~20mm.
5. a kind of flue gas processing device for ship according to claim 4, which is characterized in that the exhaust-gas treatment cigarette
Suction ventilator is equipped at the gas circulation of chamber at mouth, the suction ventilator is electrically connected with the controller；Web plate and the exhaust-gas treatment of shutting off
Smoke chamber junction is equipped with sealing structure.
6. a kind of flue gas processing device for ship according to claim 5, which is characterized in that the photocatalysis web plate
It is equipped with gas-guide tube between detection device or between detection device and the web plate that shuts off, is equipped with several edges inside the gas-guide tube and leads
The water conservancy diversion convolution air hose that tracheae setting direction is constituted, the water conservancy diversion convolution air hose are coated with the ceramic tube structure of titanium dioxide by surface
At.
7. according to right to go 6 described in a kind of flue gas processing device for ship, which is characterized in that the exhaust-gas treatment cigarette
The side wall of cavity shell is equipped with the hatch door of replacement adsorption layer, photocatalysis web plate, ultraviolet lamp and the web plate that shuts off, at the hatch door and exhaust gas
The junction for managing smoke chamber shell is equipped with sealing structure.
8. a kind of photochemical catalyst for ship fume treatment, which is characterized in that the component comprising following mass percent: catalysis
Agent carrier 75~80%, nano-titanium dioxide 10~15%, carbonitride 5~10%, rare earth lanthanum 0.1~0.3%, graphene
Or carbon nanotube 0.1~0.2%.
9. a kind of photochemical catalyst for ship fume treatment according to claim 7, which is characterized in that catalyst carrier
For three-dimensional honeycomb ceramics or ZSM-5 molecular sieve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811221577.XA CN109224860A (en) | 2018-10-19 | 2018-10-19 | A kind of flue gas processing device for ship |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811221577.XA CN109224860A (en) | 2018-10-19 | 2018-10-19 | A kind of flue gas processing device for ship |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109224860A true CN109224860A (en) | 2019-01-18 |
Family
ID=65080713
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811221577.XA Pending CN109224860A (en) | 2018-10-19 | 2018-10-19 | A kind of flue gas processing device for ship |
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| Country | Link |
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| CN (1) | CN109224860A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109821404A (en) * | 2019-02-27 | 2019-05-31 | 天津市可帮化工产品有限公司 | A kind of industrial waste gas purifying equipment being conveniently replaceable filter layer |
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| US20020189930A1 (en) * | 1999-10-13 | 2002-12-19 | Hiroshi Taoda | Emission cleaning installation and cleaning method for emissions |
| CN101121040A (en) * | 2007-07-25 | 2008-02-13 | 江苏高淳陶瓷股份有限公司 | Photocatalysis air purifier |
| CN203916427U (en) * | 2014-06-13 | 2014-11-05 | 厦门嘉达环保建造工程有限公司 | Photocatalysis organic waste gas treatment system |
| CN206082107U (en) * | 2016-09-20 | 2017-04-12 | 北京华钛高科科技有限公司 | Industry organic waste gas purification device |
-
2018
- 2018-10-19 CN CN201811221577.XA patent/CN109224860A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20020189930A1 (en) * | 1999-10-13 | 2002-12-19 | Hiroshi Taoda | Emission cleaning installation and cleaning method for emissions |
| CN101121040A (en) * | 2007-07-25 | 2008-02-13 | 江苏高淳陶瓷股份有限公司 | Photocatalysis air purifier |
| CN203916427U (en) * | 2014-06-13 | 2014-11-05 | 厦门嘉达环保建造工程有限公司 | Photocatalysis organic waste gas treatment system |
| CN206082107U (en) * | 2016-09-20 | 2017-04-12 | 北京华钛高科科技有限公司 | Industry organic waste gas purification device |
Non-Patent Citations (1)
| Title |
|---|
| 吕慧: "二氧化钛基复合光催化剂的制备及其性能研究", 《中国优秀硕士学位论文全文数据库工程科技Ⅰ辑》 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109821404A (en) * | 2019-02-27 | 2019-05-31 | 天津市可帮化工产品有限公司 | A kind of industrial waste gas purifying equipment being conveniently replaceable filter layer |
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190118 |
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| RJ01 | Rejection of invention patent application after publication |