CN107694329A - A kind of suspended state photochemical catalyst removes the device and its processing method of organic exhaust gas - Google Patents
A kind of suspended state photochemical catalyst removes the device and its processing method of organic exhaust gas Download PDFInfo
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- CN107694329A CN107694329A CN201710889405.9A CN201710889405A CN107694329A CN 107694329 A CN107694329 A CN 107694329A CN 201710889405 A CN201710889405 A CN 201710889405A CN 107694329 A CN107694329 A CN 107694329A
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- exhaust gas
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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
- B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
- B01D53/86—Catalytic processes
- B01D53/8678—Removing components of undefined structure
- B01D53/8687—Organic components
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2255/00—Catalysts
- B01D2255/20—Metals or compounds thereof
- B01D2255/207—Transition metals
- B01D2255/20707—Titanium
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2255/00—Catalysts
- B01D2255/80—Type of catalytic reaction
- B01D2255/802—Photocatalytic
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2259/00—Type of treatment
- B01D2259/80—Employing electric, magnetic, electromagnetic or wave energy, or particle radiation
- B01D2259/804—UV light
Abstract
A kind of suspended state photochemical catalyst removes the device and its processing method of organic exhaust gas, including for being passed through the inlet duct of pending organic exhaust gas, the reactor for being catalyzed organic exhaust gas fractions, the ultraviolet irradiation device for providing ultraviolet light, the exhaust apparatus for the cooling back installation that is cooled to reactor and for discharging innocuous gas；Reactor bottom is equipped with the catalyst of the organic exhaust gas for being catalyzed；The ultraviolet irradiation device and exhaust apparatus are installed and penetrated in the top of reactor；Cooling back installation is covered in the outside of reactor, and inlet, the liquid outlet of cooling back installation store the equipment pipeline connection of coolant with the external world respectively；Processing method includes：The tail gas that can be discharged into air is changed into after the light-catalysed reaction of catalyst and ultraviolet light of the organic exhaust gas being introduced into reactor by suspension.The beneficial effects of the invention are as follows：Apparatus structure is simple, and photochemical catalyst need not be modified, and greatly reduces catalyst cost.
Description
Technical field
The present invention relates to the device and its processing method that a kind of suspended state photochemical catalyst removes organic exhaust gas, belong to organic waste
Gas purification techniques field.
Background technology
Developed rapidly as society is industrialized, problem of environmental pollution is increasingly shown especially, seeks a kind of environment of economical and efficient
Treatment process is extremely urgent, by the irradiation can of uviol lamp to air under optically catalytic TiO 2 technology normal temperature and pressure
Or the pollutant in water is degraded, non-secondary pollution, treatment effeciency is high, and catalyst is cheap and easy to get, stable performance, by
Gradually turn into a kind of preferably environmental improvement technology and paid close attention to by domestic and international researcher.And reactor is then photocatalysis technology
Core, its structure directly determines the effect of photocatalysis treatment pollutant.How to design and improve photo catalysis reactor with
It is the problem of researcher extremely pays close attention to improve light-catalyzed reaction efficiency.
Improved at present in research and be directed to the load technology, element doping, noble metal of photochemical catalyst photocatalysis efficiency more and sink
The research of product etc..This requires the carrier material of photochemical catalyst to have preferable photopermeability, chemical stability, higher
Mechanical strength, larger specific surface area etc.；Although the doping of rare earth element and the deposition of noble metal can improve photocatalysis efficiency,
But considerably increase economic input.Therefore, photo catalysis reactor structure is improved so that photochemical catalyst is mixed without load, element
Miscellaneous and noble metal loading, it is possible to participate in light-catalyzed reaction and raising catalytic efficiency is necessary.
The content of the invention
The present invention needs to be loaded for traditional light-catalyzed reaction photochemical catalyst or rare element doping, noble metal loading
The methods of it is complicated, economic input is higher the shortcomings that, there is provided a kind of photochemical catalyst removes the suspended state of organic exhaust gas in suspended state
Photochemical catalyst removes the device and its processing method of organic exhaust gas.
A kind of suspended state photochemical catalyst of the present invention removes the device of organic exhaust gas, it is characterised in that：Including for
It is passed through the inlet duct of pending organic exhaust gas, the reactor for being catalyzed organic exhaust gas fractions, for providing ultraviolet light
Ultraviolet irradiation device, filled with the exhaust for discharging innocuous gas for the cooling back installation that is cooled to reactor
Put, the air inlet of the inlet duct connects with the pipeline gas outlet of extraneous logical organic exhaust gas, the gas outlet of the inlet duct
It is passed through in the reactor；The reactor bottom is equipped with the catalyst for being used for being catalyzed organic exhaust gas；The top of the reactor
The ultraviolet irradiation device and the exhaust apparatus are installed, and the ultraviolet light of ultraviolet irradiation device transmitting is entirely anti-
Device inner chamber is answered, the organic exhaust gas and catalyst to reactor inner chamber carry out ultraviolet light；The cooling back installation is covered in
The outside of the reactor, and the inlet of the cooling back installation, liquid outlet store setting for coolant with extraneous respectively
Standby pipeline connection；
The inlet duct includes air induction conduit and filter, the air inlet of the air induction conduit and pending organic waste
The air supply pipe connection of gas, and it is furnished with the air inlet control for being used for gas flow in control pipe at the air inlet of the air induction conduit
Valve, the reactor inner chamber is stretched into the gas outlet of the air induction conduit, and assembles first filter in its gas outlet end；
The reactor includes being used to provide the reactor body of reacting environment, the electronic horse for providing rotary driving force
Reach and the stirring blades for making catalyst suspend, the reactor body are divided into being divided into from top to bottom the peace on top
Fill section, the conversion zone at middle part and the catalytic section of bottom, the tapered top formed for installing closure in construction section upper end
Installing port, the top installing port of the construction section fill in the top rubber plug for sealing；The conversion zone is cylinder cartridge type knot
Structure, the catalytic section are inverted round stage structure, and the bottom of the catalytic section is filled in for sealing reactor body bottom installing port
Bottom rubber stopper, the inner surface of the bottom rubber stopper are laid for realizing the light-catalysed photochemical catalyst of organic exhaust gas；The electricity
Dynamic motor seal is inlaid on the bottom rubber stopper, and the output shaft of the electro-motor is arranged in urging for reactor inner chamber
Change section, the output the tip of the axis is furnished with stirring blades, and under photochemical catalyst static condition, stirring blades are located at directly over it；
The ultraviolet irradiation device includes lamp socket, uviol lamp and ballast, and the lamp socket sealing is inlaid in the top
On rubber stopper, and the part for being used to install uviol lamp of the lamp socket, the part for connecting ballast falls outside reactor
Portion；The uviol lamp is arranged on the installation portion that the lamp is located in reactor inner chamber, and the control lead of the ballast is with falling
Lamp socket lead outside reactor is electrically connected, and realizes the control to uviol lamp；
The exhaust apparatus includes two blast pipes, filtered with the one-to-one gas exhausting valve of blast pipe and second
Device, the exhaust seal of tube runs through the top rubber plug, and the bottom inflow end of the blast pipe is furnished with the second filter,
The top outlet side of the blast pipe is discharged into ambient atmosphere after importing same root exhaust main, wherein, it is corresponding on every blast pipe
Installation one is used for the gas exhausting valve for controlling gas alternately to discharge；
The cooling back installation is coated on the conversion zone outer wall of the reactor body, and inlet, liquid outlet point
The equipment pipeline connection of coolant is not stored with the external world.
The lamp socket is insulating ceramics lamp socket, falls the upper end outside reactor and is provided with the wiring card for being used for connecting ballast
Groove, the lower end for being placed in inside reactor are provided with the screw socket for being used for installing uviol lamp, and the air induction conduit and the blast pipe
Divide the relative both sides for being listed in the lamp socket.
The uviol lamp along reactor axis to being vertically mounted on the reactor inner chamber, and uviol lamp through whole anti-
Answer the conversion zone of device.
Described uviol lamp is 125W, dominant wavelength 365nm.
The photochemical catalyst is titanium dioxide.
The air inlet of the air induction conduit extends to the conversion zone bottom of reactor.
The exhaust apparatus includes two blast pipes, filtered with the one-to-one gas exhausting valve of blast pipe and second
Device, the outlet side of every blast pipe are furnished with a gas exhausting valve, and the air inlet of the blast pipe falls after top rubber plug
In construction section, and second filter is configured at the air inlet of every blast pipe, the gas exhausting valve is staggered the time unlatching
, form interactive outlet system.
Described reactor body is quartz glass, reacts segment length 200mm, internal diameter 95mm, catalytic section top internal diameter 95mm,
Bottom internal diameter 30mm, high 70mm.
Described first filter is the stainless (steel) wire of national standard 304 of 250 mesh, and the second filter is the nylon wire of 500 mesh.
Described electro-motor is direct-current electric motor of the F130 types with stirring blades.
Organic exhaust gas is removed using a kind of suspended state photochemical catalyst described in claim 1~9 any one claim
Device carry out processing method, comprise the following steps：
1) pending volatile organic waste gas is imported in reactor by air induction conduit, until air quilt in reactor
Cement out completely；
2) electro-motor of reactor bottom is opened, the regulating and controlling voltage stirring blades that electro-motor is accessed by adjusting turn
Speed, that is, wind-force size is controlled, make photochemical catalyst that suspended state be presented and contacted with volatile organic waste gas；
3) while step 2) is carried out, the switch and ultraviolet irradiation device of cooling back installation are opened, in uviol lamp
Irradiation under, volatile organic waste gas is converted into innoxious material through photocatalysis；
4) photochemical catalyst is retained by the second filter, the exhaust apparatus by the tail gas that step 3) obtains from alternately unlatching
Discharge.
The beneficial effects of the invention are as follows：Make titanium dioxide optical catalyst that suspended state, device be presented using the perturbation of air-flow
Simple in construction, photochemical catalyst need not be modified, and greatly reduce catalyst cost, and the device is than traditional photocatalysis apparatus
The stability of catalyst load is needed not worry about, improves catalyst and VOCs contacts area, promotes the progress of reaction, is adapted to
Industrial organic exhaust gas administers promoting the use of for industry..
Brief description of the drawings
Fig. 1 is the structural representation of the present invention.
Embodiment
The present invention is further illustrated below in conjunction with the accompanying drawings
Referring to the drawings：
A kind of suspended state photochemical catalyst of the present invention of embodiment 1 removes the device of organic exhaust gas, including for being passed through
The inlet duct 1 of pending organic exhaust gas, the reactor 2 for being catalyzed organic exhaust gas fractions, for providing ultraviolet light
Ultraviolet irradiation device 3, the exhaust apparatus for the cooling back installation 4 that is cooled to reactor and for discharging innocuous gas
5, the air inlet of the inlet duct 1 connects with the pipeline gas outlet of extraneous logical organic exhaust gas, the gas outlet of the inlet duct 1
It is passed through the inner chamber of reactor 2；The bottom of reactor 2 is equipped with the photochemical catalyst for being used for being catalyzed organic exhaust gas；The reactor 2
Top the ultraviolet irradiation device 3 and the exhaust apparatus 5, and the ultraviolet light that the ultraviolet irradiation device 3 is launched are installed
The whole inner chamber of reactor 2 is irradiated, the organic exhaust gas and catalyst to the inner chamber of reactor 2 carry out ultraviolet light；The circulation is cold
But device 4 is covered in the outside of the reactor 2, and the inlet of the cooling back installation 4, liquid outlet respectively with the external world
Store the equipment pipeline connection of coolant；
The inlet duct 1 includes air induction conduit 11 and first filter 12, the air inlet of the air induction conduit 11 with
The air supply pipe connection of pending organic exhaust gas, and be furnished with the air inlet of the air induction conduit 11 and be used for gas stream in control pipe
The inner chamber of reactor 2 is stretched into the air inlet control valve 13 of amount, the gas outlet of the air induction conduit 11, and at its gas outlet end
End assembling first filter 12；
The reactor 2 includes being used to provide the reactor body 21 of reacting environment, the electricity for providing rotary driving force
Dynamic motor 22 and the stirring blades 23 for making catalyst 24 suspend, the reactor body 21 are divided into drawing from top to bottom
It is divided into the catalytic section of the construction section on top, the conversion zone at middle part and bottom, the construction section upper end is tapered to be formed for installing
The top installing port of closure, the top installing port of the construction section fill in the top rubber plug 211 for sealing；The reaction
Section is cylinder cylindrical structure, and the catalytic section is inverted round stage structure, and the bottom of the catalytic section is filled in for sealing reactor sheet
The bottom rubber stopper 212 of body bottom installing port, the inner surface of the bottom rubber stopper 212 are laid for realizing that organic exhaust gas light is urged
The photochemical catalyst 24 of change；The sealing of electro-motor 22 is inlaid in the center of bottom rubber stopper 212, and the electro-motor
22 output shaft is arranged in the catalytic section of the inner chamber of reactor 2, and the output the tip of the axis is furnished with stirring blades 23, in photochemical catalyst
Under 24 static conditions, stirring blades 23 are located at directly over it；
The ultraviolet irradiation device 3 includes lamp socket 31, uviol lamp 32 and ballast 33, and the sealing of lamp socket 31 is inlaid in
The top rubber plug center, and the part for being used to install uviol lamp 32 of the lamp socket 31, for connecting ballast 33
Part falls outside reactor 2；The uviol lamp peace 32 falls the installation portion in reactor inner chamber, the town mounted in the lamp socket 31
The control lead of stream device 33 is electrically connected with falling the lead of lamp socket 31 outside reactor, realizes the control to uviol lamp；
The exhaust apparatus 5 includes two blast pipes 51 and the one-to-one gas exhausting valve 52 and second of blast pipe
Filter 53, the sealing of blast pipe 51 runs through the top rubber plug 211, and the bottom inflow end of the blast pipe 51 is matched somebody with somebody
There is the second filter 53, ambient atmosphere is discharged into after the top outlet side remittance same root exhaust main of the blast pipe 51, wherein,
Corresponding installation one is used for the gas exhausting valve 52 for controlling gas alternately to discharge on every blast pipe 51；
The cooling back installation 4 is coated on the conversion zone outer wall of the reactor body 21, and inlet, liquid outlet
The equipment pipeline connection of coolant is stored with the external world respectively.
The lamp socket 31 is insulating ceramics lamp socket, falls the upper end outside reactor and is provided with the wiring for being used for connecting ballast
Neck, the lower end for being placed in inside reactor are provided with the screw socket for being used for installing uviol lamp, and the air induction conduit and the exhaust
Pipe point is listed in the relative both sides of the lamp socket.
The uviol lamp 32 along reactor axis to being vertically mounted on the reactor inner chamber, and uviol lamp through whole
The conversion zone of reactor.
Described uviol lamp 32 is 125W, dominant wavelength 365nm.
The photochemical catalyst 24 is titanium dioxide.
The air inlet of the air induction conduit 11 extends to the conversion zone bottom of reactor.
The exhaust apparatus 5 includes two blast pipes 51 and the one-to-one gas exhausting valve 52 and second of blast pipe
Filter 53, the outlet side of every blast pipe are furnished with a gas exhausting valve, and the air inlet of the blast pipe runs through top rubber
Fall after plug in construction section, and second filter is configured at the air inlet of every blast pipe, the gas exhausting valve is staggered the time
Open, form interactive outlet system.
Described reactor body is quartz glass, reacts segment length 200mm, internal diameter 95mm, catalytic section top internal diameter 95mm,
Bottom internal diameter 30mm, high 70mm.
Described first filter is the stainless (steel) wire of national standard 304 of 250 mesh, and the second filter is the nylon wire of 500 mesh.
Described electro-motor is direct-current electric motor of the F130 types with stirring blades.
Processing technological flow is that the pending gas containing dichloromethane is imported reactor 2 by air induction conduit 11, first
Ventilation a period of time so that air is completely displaced in reactor 2, then opens the electro-motor 22 of reactor bottom,
By adjusting the controllable rotating speed of stirring blades 23 of voltage, that is, wind-force size is controlled, photochemical catalyst 24 (i.e. titanium dioxide) is presented
Suspended state and with dichloromethane exhaust gas contact.Meanwhile open the switch of cooling back installation 4, under the irradiation of uviol lamp 32, light
The surface of catalyst 24 produces electronics (e-)-hole (h+) right, the oxygen and water oxygen that adsorb on surface are melted into superoxide anion and hydroxyl
Free radical, these active materials have stronger oxidisability, dichloromethane can be oxidized to final product CO2And H2O, and
Other a small amount of chlorine-containing compounds etc., by the second filter by photochemical catalyst 24 (i.e. titanium dioxide) retention, tail gas is from exhaust
Device 5 is discharged.
The structural parameters of the reactor of embodiment 2：React segment length 200mm, internal diameter 95mm, the top of top rubber plug and construction section
Portion's installing port is sealed by polytetrafluoroethylene (PTFE) degreasing raw material band, and inleakage is less than 1%；Catalytic section top internal diameter 95mm, bottom
End internal diameter 30mm, high 70mm, bottom are fixed with the electro-motor with stirring blades, voltage 1.5-6V direct currents, and lower end carries out close
Envelope；Uviol lamp long 110mm, external diameter 28mm, gas are discharged by filter B 16.
Experiment condition is：
Gas flow：0.5m3/ h, carrier gas are air；
Uviol lamp parameter：Power 125W, dominant wavelength 365nm；
Experimental result is as shown in table 1.
The dichloromethane removal effect of table 1
Embodiment 3
Reference picture 1：A kind of suspended state photochemical catalyst removes the device of organic exhaust gas, and processing technological flow is pending
Gas containing dichloromethane imports reactor 2 by air induction conduit 11, first ventilation a period of time so that air quilt in reactor 2
Cement out completely, then open the electro-motor 22 of reactor bottom, by adjusting the controllable rotating speed of stirring blades 23 of voltage,
I.e. control wind-force size, make titanium deoxide catalyst present suspended state and with dichloromethane exhaust gas contact.Meanwhile it is cold to open circulation
But the switch of device 4, under the irradiation of uviol lamp 32, the surface of photochemical catalyst 24 produces electronics (e-)-hole (h+) right, it will adsorb
Oxygen and water oxygen on surface, which are melted into superoxide anion and hydroxyl radical free radical, these active materials, has stronger oxidisability, can
Dichloromethane is oxidized to final product CO2And H2O, and other a small amount of chlorine-containing compounds etc., by the second filter by two
Titanium oxide is retained, and tail gas is discharged from exhaust apparatus 5.
Experimental provision structure is as shown in Figure 1.The structural parameters of reactor：React segment length 200mm, internal diameter 95mm, top rubber
The top installing port of plug and construction section is sealed by polytetrafluoroethylene (PTFE) degreasing raw material band, and inleakage is less than 1%；Catalytic section
Top internal diameter 95mm, bottom internal diameter 30mm, high 70mm, bottom are fixed with the electro-motor with stirring blades, and voltage 1.5-6V is straight
Stream electricity, lower end is sealed；Uviol lamp long 110mm, external diameter 28mm, gas are discharged by the second filter.
Experiment condition is：
Gas flow：0.5m3/ h, carrier gas are air；
Uviol lamp parameter：Power 125W, dominant wavelength 365nm；
Experimental result is as shown in table 2.
The dichloromethane removal effect of table 2
Content described in this specification embodiment is only enumerating to the way of realization of inventive concept, protection of the invention
Scope is not construed as being only limitted to the concrete form that embodiment is stated, protection scope of the present invention also includes art technology
Personnel according to present inventive concept it is conceivable that equivalent technologies mean.
Claims (9)
1. a kind of suspended state photochemical catalyst removes the device of organic exhaust gas, it is characterised in that：Including pending organic for being passed through
The inlet duct of waste gas, the reactor for being catalyzed organic exhaust gas fractions, the ultraviolet irradiation device for providing ultraviolet light,
Exhaust apparatus for the cooling back installation to be cooled to reactor and for discharging innocuous gas, the inlet duct
Air inlet is connected with the pipeline gas outlet of extraneous logical organic exhaust gas, and the gas outlet of the inlet duct is passed through in the reactor；
The reactor bottom is equipped with the catalyst for being used for being catalyzed organic exhaust gas；The top of the reactor is installed by the ultraviolet irradiation dress
Put with the exhaust apparatus, and the ultraviolet irradiation device transmitting the whole reactor inner chamber of ultraviolet light, to reactor
The organic exhaust gas and catalyst of inner chamber carry out ultraviolet light；The cooling back installation is covered in the outside of the reactor,
And inlet, the liquid outlet of the cooling back installation store the equipment pipeline connection of coolant with the external world respectively；
The inlet duct includes air induction conduit and filter, the air inlet of the air induction conduit and pending organic exhaust gas
Air supply pipe connects, and is furnished with the air inlet control valve for being used for gas flow in control pipe at the air inlet of the air induction conduit,
The reactor inner chamber is stretched into the gas outlet of the air induction conduit, and assembles first filter in its gas outlet end；
The reactor include be used for provide reacting environment reactor body, for the electro-motor of rotary driving force is provided with
And the stirring blades for making catalyst suspend, the reactor body are divided into being divided into from top to bottom the installation on top
Section, the conversion zone at middle part and the catalytic section of bottom, the tapered top formed for installing closure in the construction section upper end are pacified
Mouth is filled, the top installing port of the construction section fills in the top rubber plug for sealing；The conversion zone is cylinder cylindrical structure,
The catalytic section is inverted round stage structure, and the bottom for sealing reactor body bottom installing port is filled in the bottom of the catalytic section
Rubber stopper, the inner surface of the bottom rubber stopper are laid for realizing the light-catalysed photochemical catalyst of organic exhaust gas；The electronic horse
It is inlaid in up to sealing on the bottom rubber stopper, and the output shaft of the electro-motor is arranged in the catalysis of reactor inner chamber
Section, the output the tip of the axis are furnished with stirring blades, and under photochemical catalyst static condition, stirring blades are located at directly over it；
The ultraviolet irradiation device includes lamp socket, uviol lamp and ballast, and the lamp socket sealing is inlaid in the top rubber
Beyond the Great Wall, and the lamp socket be used for the part of uviol lamp is installed, the part for connecting ballast falls outside reactor；Institute
The installation portion that uviol lamp is located in reactor inner chamber installed in the lamp is stated, the control lead of the ballast is with falling in reactor
Outside lamp socket lead is electrically connected, and realizes the control to uviol lamp；
The exhaust apparatus includes two blast pipes and the one-to-one gas exhausting valve of blast pipe and the second filter, institute
State the exhaust seal of tube and run through the top rubber plug, and the bottom inflow end of the blast pipe is furnished with the second filter, it is described
The top outlet side of blast pipe is discharged into ambient atmosphere after importing same root exhaust main, wherein, corresponding installation on every blast pipe
One gas exhausting valve for being used to control gas alternately to discharge；
The cooling back installation is coated on the conversion zone outer wall of the reactor body, and inlet, liquid outlet respectively with
The equipment pipeline connection of external world's storage coolant.
2. a kind of suspended state photochemical catalyst as claimed in claim 1 removes the device of organic exhaust gas, it is characterised in that：The lamp
Seat is insulating ceramics lamp socket, falls the upper end outside reactor and is provided with the wiring neck for being used for connecting ballast, is placed in reactor
Internal lower end is provided with the screw socket for being used for installing uviol lamp, and the air induction conduit and the blast pipe point are listed in the lamp socket
Relative both sides.
3. a kind of suspended state photochemical catalyst as claimed in claim 2 removes the device of organic exhaust gas, it is characterised in that：The purple
Outer lamp is along reactor axis to being vertically mounted on the reactor inner chamber, and the conversion zone through whole reactor of uviol lamp；
Described uviol lamp is 125W, dominant wavelength 365nm.
4. a kind of suspended state photochemical catalyst as claimed in claim 1 removes the device of organic exhaust gas, it is characterised in that：The light
Catalyst is titanium dioxide.
5. a kind of suspended state photochemical catalyst as claimed in claim 1 removes the device of organic exhaust gas, it is characterised in that：It is described enter
The air inlet of airway extends to the conversion zone bottom of reactor.
6. a kind of suspended state photochemical catalyst as claimed in claim 1 removes the device of organic exhaust gas, it is characterised in that：The row
Device of air include two blast pipes, with the one-to-one gas exhausting valve of blast pipe and the second filter, every blast pipe
Outlet side is furnished with a gas exhausting valve, and the air inlet of the blast pipe falls in construction section after top rubber plug, and often
Second filter is configured at the air inlet of root blast pipe, the gas exhausting valve is staggered the time unlatching, forms interactive outlet system.
7. a kind of suspended state photochemical catalyst as claimed in claim 1 removes the device of organic exhaust gas, it is characterised in that：Described
Reactor body is quartz glass, reacts segment length 200mm, internal diameter 95mm, catalytic section top internal diameter 95mm, bottom internal diameter 30mm,
High 70mm.
8. a kind of suspended state photochemical catalyst as claimed in claim 1 removes the device of organic exhaust gas, it is characterised in that：Described
First filter is the stainless (steel) wire of national standard 304 of 250 mesh, and the second filter is the nylon wire of 500 mesh.
9. remove organic exhaust gas using a kind of suspended state photochemical catalyst described in claim 1~8 any one claim
The processing method that device is carried out, comprises the following steps：
1) pending volatile organic waste gas is imported in reactor by air induction conduit, until air is complete in reactor
Cement out；
2) electro-motor of reactor bottom is opened, the regulating and controlling voltage stirring blades rotating speed of electro-motor is accessed by adjusting, i.e.,
Wind-force size is controlled, makes photochemical catalyst that suspended state be presented and is contacted with volatile organic waste gas；
3) while step 2) is carried out, the switch and ultraviolet irradiation device of cooling back installation are opened, in the photograph of uviol lamp
Penetrate down, be converted into innoxious material in volatile organic waste gas through photocatalysis；
4) photochemical catalyst is retained by the second filter, the tail gas that step 3) obtains is arranged from the exhaust apparatus alternately opened
Go out.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710889405.9A CN107694329A (en) | 2017-09-27 | 2017-09-27 | A kind of suspended state photochemical catalyst removes the device and its processing method of organic exhaust gas |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710889405.9A CN107694329A (en) | 2017-09-27 | 2017-09-27 | A kind of suspended state photochemical catalyst removes the device and its processing method of organic exhaust gas |
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| CN107694329A true CN107694329A (en) | 2018-02-16 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109827215A (en) * | 2019-03-01 | 2019-05-31 | 陕西青朗万城环保科技有限公司 | A kind of Full-automatic tobacco Flash Gas Compression Skid System |
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| KR20040059420A (en) * | 2002-12-28 | 2004-07-05 | (주)에이엔티이십일 | Processing methode for air purification and equipment therefor |
| CN105381673A (en) * | 2015-10-29 | 2016-03-09 | 中国科学院广州地球化学研究所 | Method and equipment for treating complex industrial organic waste gas containing oil fume and dust and application |
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2017
- 2017-09-27 CN CN201710889405.9A patent/CN107694329A/en active Pending
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20040059420A (en) * | 2002-12-28 | 2004-07-05 | (주)에이엔티이십일 | Processing methode for air purification and equipment therefor |
| CN105381673A (en) * | 2015-10-29 | 2016-03-09 | 中国科学院广州地球化学研究所 | Method and equipment for treating complex industrial organic waste gas containing oil fume and dust and application |
Non-Patent Citations (1)
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109827215A (en) * | 2019-03-01 | 2019-05-31 | 陕西青朗万城环保科技有限公司 | A kind of Full-automatic tobacco Flash Gas Compression Skid System |
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Application publication date: 20180216 |