CN107983149A - A kind of intelligence tail gas photooxidation cracking purifier - Google Patents
A kind of intelligence tail gas photooxidation cracking purifier Download PDFInfo
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- CN107983149A CN107983149A CN201711267040.2A CN201711267040A CN107983149A CN 107983149 A CN107983149 A CN 107983149A CN 201711267040 A CN201711267040 A CN 201711267040A CN 107983149 A CN107983149 A CN 107983149A
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- lamp group
- photooxidation
- exhaust gas
- cabinet
- cracking
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- 238000007539 photo-oxidation reaction Methods 0.000 title claims abstract description 43
- 238000005336 cracking Methods 0.000 title claims abstract description 35
- 239000007789 gas Substances 0.000 claims abstract description 101
- 238000000034 method Methods 0.000 claims abstract description 26
- 239000007921 spray Substances 0.000 claims abstract description 23
- 238000001514 detection method Methods 0.000 claims abstract description 14
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims abstract description 9
- 239000003546 flue gas Substances 0.000 claims abstract description 9
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 claims description 24
- 238000006555 catalytic reaction Methods 0.000 claims description 8
- 238000009826 distribution Methods 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 6
- 239000012855 volatile organic compound Substances 0.000 abstract description 4
- 230000009286 beneficial effect Effects 0.000 abstract 1
- 238000012545 processing Methods 0.000 description 15
- 230000003647 oxidation Effects 0.000 description 12
- 238000007254 oxidation reaction Methods 0.000 description 12
- 230000008569 process Effects 0.000 description 9
- 230000004992 fission Effects 0.000 description 8
- 230000006872 improvement Effects 0.000 description 8
- 239000002912 waste gas Substances 0.000 description 8
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 6
- 238000006303 photolysis reaction Methods 0.000 description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 6
- 239000007788 liquid Substances 0.000 description 5
- 230000001699 photocatalysis Effects 0.000 description 5
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N titanium dioxide Inorganic materials O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 5
- 238000013461 design Methods 0.000 description 4
- 239000003344 environmental pollutant Substances 0.000 description 4
- 231100000719 pollutant Toxicity 0.000 description 4
- 238000001179 sorption measurement Methods 0.000 description 4
- OGIDPMRJRNCKJF-UHFFFAOYSA-N titanium oxide Inorganic materials [Ti]=O OGIDPMRJRNCKJF-UHFFFAOYSA-N 0.000 description 4
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 239000002440 industrial waste Substances 0.000 description 3
- 239000003595 mist Substances 0.000 description 3
- 238000007146 photocatalysis Methods 0.000 description 3
- 238000000746 purification Methods 0.000 description 3
- 239000002699 waste material Substances 0.000 description 3
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 2
- 239000002253 acid Substances 0.000 description 2
- 239000003513 alkali Substances 0.000 description 2
- 230000003197 catalytic effect Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 2
- TXKMVPPZCYKFAC-UHFFFAOYSA-N disulfur monoxide Inorganic materials O=S=S TXKMVPPZCYKFAC-UHFFFAOYSA-N 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000004615 ingredient Substances 0.000 description 2
- 239000003973 paint Substances 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 239000004033 plastic Substances 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 150000003384 small molecules Chemical class 0.000 description 2
- XTQHKBHJIVJGKJ-UHFFFAOYSA-N sulfur monoxide Chemical compound S=O XTQHKBHJIVJGKJ-UHFFFAOYSA-N 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 238000004887 air purification Methods 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 238000012668 chain scission Methods 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000009841 combustion method Methods 0.000 description 1
- 239000000356 contaminant Substances 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 238000004332 deodorization Methods 0.000 description 1
- 230000001877 deodorizing effect Effects 0.000 description 1
- 238000010410 dusting Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000005284 excitation Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000005469 granulation Methods 0.000 description 1
- 230000003179 granulation Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 238000002386 leaching Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 239000010815 organic waste Substances 0.000 description 1
- -1 oxonium ion Chemical class 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 239000010453 quartz Substances 0.000 description 1
- 238000006479 redox reaction Methods 0.000 description 1
- 238000010057 rubber processing Methods 0.000 description 1
- 238000005201 scrubbing Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006557 surface reaction Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 230000010148 water-pollination Effects 0.000 description 1
Classifications
-
- 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
-
- 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
-
- 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
- B01D53/76—Gas phase processes, e.g. by using aerosols
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2251/00—Reactants
- B01D2251/10—Oxidants
- B01D2251/104—Ozone
-
- 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
-
- 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
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- Health & Medical Sciences (AREA)
- Biomedical Technology (AREA)
- Analytical Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Dispersion Chemistry (AREA)
- Treating Waste Gases (AREA)
Abstract
The invention discloses a kind of intelligent tail gas photooxidation cracking purifier, including the front end spray column being connected with factory organic exhaust gas pipeline, the photooxidation for being internally provided with lamp group module that is connected by air hose with front end spray column crack cabinet, the air-introduced machine for being installed on photooxidation cracking cabinet air outlet, the dry method flue gas integrated treatment tank being connected with fan out draft；The inlet of the photooxidation cracking cabinet is equipped with exhaust gas concentration detection sensor, the Intelligent control cabinet for installing SCM system is additionally provided with photooxidation cracking cabinet, the single-chip computer control system controls the combination open and close of lamp group module according to exhaust gas concentration detection sensor feedack.The beneficial effects of the invention are as follows that can realize the energy-efficient operation of whole system, extend the service life of lamp group module, improve VOCs treatment effect, secondary pollution problem caused by avoiding conventional wet technique, realizes ultra-clean discharge.
Description
Technical field
The present invention relates to technical field of waste gas treatment, specifically a kind of intelligent tail gas photooxidation cracking purifier.
Background technology
Atmosphere pollution is one of China's environmental problem most prominent at present.Wherein industrial waste gas is the important of atmosphere pollution
Source.Most intractable in industrial waste gas is exactly organic exhaust gas, is mainly derived from petrochemical industry rubber industry production process and arranges
The exhaust gas put, organic exhaust gas are not only caused outside direct atmosphere pollution, and the reaction generation that can also participate in complexity in an atmosphere is secondary
Pollutant, becomes one of main source of PM2.5.Therefore, the processing of organic exhaust gas and purifying problem are urgently to be resolved hurrily.
Traditional organic waste-gas purification processing means mainly include：Direct high-temperature combustion method, catalytic oxidation, ozone deodorizing
Method, active carbon adsorption, soda acid liquid spray process, biological odor removal method etc..There are equipment investment to varying degrees for these methods
Height, operating cost are high, it is big to handle narrow-minded, job insecurity, occupied space, deodorization purification efficiency is not high, there are secondary pollution
The problems such as.At present, new ultraviolet exhaust treatment system has obtained more and more applications, by big after UV treatment
The strand of molecule organic exhaust gas, which is interrupted, becomes small molecule contaminants, then can be by the row of exhaust gas by the processing of follow-up equipment
Put and be reduced to a very low level.
In Chinese patent literature, CN103505990A is related to a kind of UV-VOC emission-control equipments, including babinet, described
Photodissociation oxidation fission chamber is equipped with babinet, the photodissociation oxidation fission chamber is connected by pipeline with waste gas inlet；Described
Excitation high-pressure installation is equipped with photodissociation oxidation fission chamber, organic exhaust gas is decomposed to fission；Control is additionally provided with the babinet
System, the control system include master controller, B/P EGR Back Pressure Transducer EGR, photoelectric sensor, realize the overall operation to the equipment
And security control.The present invention aoxidizes fission chamber by photodissociation effectively realizes the purified treatment of exhaust gas, and organic exhaust gas is abundant
Oxidation fission discharge, it is pollution-free；The filtering and separation of exhaust gas are realized by pretreatment section, for follow-up photodissociation oxidation fission processing system
The processing to exhaust gas of uniting creates conditions；The application of water circulation system doubles to extend the use of photodissociation oxidation fission device handling system
Service life.CN104667674B is related to technical field of air purification processing, more particularly, to coating waste gas treatment process and its device,
Including paint mist treatment, the dust particles in exhaust gas are handled by water spray；Photocatalysis treatment, makes organic or inorganic high score in exhaust gas
Sub- malodorous compound molecular chain degradation is transformed into low molecular compound, is thus modified as hydrophily gas；And at gas-liquid mixed
Reason, removes the peculiar smell in removing exhaust gas, exhaust-gas treatment is more thorough.Its device has a paint mist treatment tower, a photocatalysis treatment device and one
Gas-liquid mixed processor, the coaxial word of three are connected successively, form sealing passage, according to above-mentioned process coating waste gas, knot
Structure is simple, easily makes, and clean-up effect is good, is applicable in industrial waste gas processing.CN105964120A discloses a kind of exhaust-gas treatment system
System, including alkali spray column, plant liquid spraying tower, photocatalytic oxidation device, wind turbine and chimney, the alkali spray column, vegetation water spray
Leaching tower, photocatalytic oxidation device, wind turbine and chimney are sequentially connected.The present invention is compared with conventional art, design science, handles exhaust gas
Effect is obvious, soda acid is handled, biochemical treatment and Treatment by Photocatalysis Oxidation combine in a system, can fully handle mixed
Mould assembly exhaust gas, discharge after being allowed to up to standard.Entitled " combined plastic granulation waste gas cleaning system ", publication number
The utility model patent of CN205550040U discloses a kind of technical solution, including spray scrubber and whirlwind aqueous vapor separation dress
Put, waste gas treatment equipment, waste gas treatment equipment includes activated carbon adsorption storehouse, UV photooxidations catalysis storehouse and low-temperature plasma equipment.On
The technology of stating can effectively remove smog and debirs in removing exhaust gas.But above-mentioned technical proposal intelligentized control method level is very low, no
The processing power of ultraviolet equipment can be controlled in real time according to pollutant concentration, the waste or pollutant process for causing the energy do not reach
Target problem.In addition the exhaust gas after ultraviolet equipment is handled (is generally adopted in discharge because of conventional wet equipment for after-treatment
With scrubbing tower) limitation can also pollute thing with water mist of gas flowing discharge caused by secondary pollution problem.
The content of the invention
In order to solve the above technical problem, the present invention provides a kind of intelligent tail gas photooxidation cracking purifier, it is therefore an objective to real
The intelligentized control method of existing ultraviolet equipment, available for the cracking such as waste rubber and waste plastic in chemical plant exhaust gas, rubber processing and
The vent gas treatment of tail gas and catering trade in reclaimed rubber process；Effectively save the energy, improve work efficiency, realize useless
The ultra-clean discharge of gas.
To reach above-mentioned purpose, technical scheme is as follows：
A kind of intelligence tail gas photooxidation cracking purifier, including be connected with factory organic exhaust gas pipeline front end spray column,
The photooxidation for being internally provided with lamp group module being connected by air hose with front end spray column cracks cabinet, is installed on photooxidation cracking cabinet air outlet
Air-introduced machine, the dry method flue gas integrated treatment tank that is connected with fan out draft；The inlet of the photooxidation cracking cabinet is equipped with useless
Gas concentration detection sensor, photooxidation crack the Intelligent control cabinet being additionally provided with cabinet for installing single-chip computer control system, the list
Piece machine control system controls the combination open and close of lamp group module, the dry method according to exhaust gas concentration detection sensor feedack
Postposition exhaust gas concentration detection sensor is installed, the exhaust pipe is T font pipes, one on the exhaust pipe of smoke comprehensive process tank
Road is directly communicated with outside, and another branch is connected with the air inlet duct of front end spray column；The exhaust pipe branch bifurcated mouth goes out
Equipped with three-way electromagnetic switch valve..
Compared to the prior art, design of this programme based on intelligent control, single-chip computer control system crack cabinet by photooxidation
The feedback signal of the sensor of inlet detection pollutant concentration, controls the regular combination open and close of lamp group module, realization pair
The energy-efficient processing of organic exhaust gas.In addition, the gas after processing enters dry method flue gas General Office under the action of air-introduced machine
Manage in tank, sulfur oxide is fixed up, leaking for sulfur oxide caused by avoiding traditional spray process, will handle clean gas
Body is discharged into air.Dust particle in factory's organic exhaust gas is fixed on by spray liquid by spray using front end spray column
In, carry out rough dusting.In addition, in the present solution, air inlet of the exhaust pipe of the dry method flue gas integrated treatment tank also with spray column
Mouthful it is connected, not directly to outer discharge after gas after processing is not up to standard after testing, double purification processing can be carried out, i.e., from new net
Change once.This programme is conducive to extend the service life of lamp group module, improves VOCs treatment effect.Sent out by experimental study
Now the service life of lamp group module can be extended 30%, VOCs treatment effect promoting 23%.
Based on such scheme, the present invention is also made that following improvement：
The lamp group module includes the equally distributed high energy ultraviolet lamp group module of array and ozone supply module, described smelly
Oxygen supply module is located at after high energy ultraviolet lamp group module.In this improvement project, first with high energy ultraviolet lamp group module pair
Organic exhaust gas macromolecular implements chain scission, further oxidation of the ozone supply module to the small molecule exhaust gas after chain rupture.
Lamp group module is arranged by certain amount and spacing, and then realizes the efficient process to exhaust gas.
The single-chip computer control system is turned on and off high energy ultraviolet lamp group module and ozone supply according to exhaust gas concentration
Corresponding fluorescent tube in module, the fluorescent tube layout that high energy ultraviolet lamp group module and ozone supply the module fluorescent tube is opened follow sky
Between distributing homogeneity principle.The feedback letter for detecting the sensor of exhaust gas concentration in cabinet inlet is cracked by photooxidation in this improvement project
Number, opened using the regular combination of control the programme-control quartz burner, energetic ion pipe of the autonomous optimization design of microcontroller,
Close.The principle that the unlatching of fluorescent tube follows uniform spatial distribution is to ensure the uniformity of reaction.
The photooxidation cracking cabinet inlet is equipped with the dust-proof filter wet web of changeable type.Prevented in this improvement project using changeable type
Dirt filters wet web, wet to exhaust gas further dedusting filter, and protection photooxidation cracking cabinet, avoids excessive moisture from causing the accident of lamp group module
Electric discharge, ensures the suitable working environment of photooxidation cracking cabinet.
TiO is evenly distributed between the lamp group module2Catalysis net.In TiO in this improvement project2The catalysis of catalysis net
Highly efficient destruction and oxidation are carried out to the macromolecular of organic exhaust gas under effect, improve efficiency.
The high energy ultraviolet lamp group module, ozone supply module are equipped with several fluorescent tubes arranged side by side.In this improvement project
Using modularized design, each module is made of side by side several fluorescent tubes, and maintenance need to only take out corresponding module when replacing can not shadow
Ring the work of other modules.
The air-introduced machine is suction type air-introduced machine.The gas mobilization dynamic of package unit is drawn by suction type in this improvement project
Wind turbine provides, and due to the presence of negative pressure, ensures that undressed organic exhaust gas will not be outer in photooxidation cracking cabinet or even package unit
Let out, cause the pollution of environment.
The single-chip computer control system is with exhaust gas component still not up to standard after record tail gas clean-up.This improvement project
In, when the gas concentration after processing does not reach the minimum exhaust gas concentration discharge standard of default, the microcontroller control system
System records this gas component, carries out single-chip computer control system during the vent gas treatment of same sample ingredient next time and improves high energy ultraviolet
The exhaust-gas treatment ability of lamp group module and ozone supply module, that is, open greater number of fluorescent tube and carry out vent gas treatment.
Brief description of the drawings
The three-dimensional structure diagram of Fig. 1 present invention
Fig. 2 photooxidation cracking cabinet box house three-dimensional structure diagrams of the present invention
Fig. 3 high energy ultraviolet lamp group module three-dimensional structure diagrams of the present invention
The high energy ultraviolet lamp group module and ozone supply module lamp group structure chart of Fig. 4 present invention
In figure, 1, front end spray column, 2, exhaust gas concentration detection sensor, 3, photooxidation cracking cabinet, 4, dust-proof filter wet web, 5, high
Can ultraviolet lamp group module, 6, ozone supply module, 7, TiO2Catalysis net, 8, Intelligent control cabinet, 9, suction type air-introduced machine, 10,
Dry method flue gas integrated treatment tank, 11, postposition exhaust gas concentration detection sensor, 12, three-way electromagnetic switch valve.
Embodiment
The specific implementation to the present invention is further described below in conjunction with the accompanying drawings.
As shown in Figure 1, a kind of intelligence tail gas photooxidation cracking purifier, including before being connected with factory organic exhaust gas pipeline
End spray column 1, the photooxidation for being internally provided with lamp group module being connected by air hose with front end spray column 1 crack cabinet 3, are installed on photooxidation
Crack negative pressure induced wind machine 9, the dry method flue gas integrated treatment tank 10 being connected with 9 air outlet of negative pressure induced wind machine of cabinet air outlet；Photooxidation
The inlet of cracking cabinet 3 is equipped with exhaust gas concentration detection sensor 2, and changeable type is equipped with the slot of 3 inlet of photooxidation cracking cabinet
It is dust-proof to filter wet web 4, postposition exhaust gas concentration detection sensor 11 is installed on the exhaust pipe of the dry method flue gas integrated treatment tank 10,
The exhaust pipe is T-tube, and a branch is directly communicated with outside, and another branch is connected with the air inlet duct of front end spray column 1；
The three-way electromagnetic switch valve 12 controlled by single-chip computer control system is equipped with the exhaust pipe branch bifurcated mouth.Gas after processing
When bulk concentration does not reach the minimum exhaust gas concentration discharge standard of default, the single-chip computer control system records this gas group
Point, the single-chip computer control system during vent gas treatment of same sample ingredient is carried out next time and controls the open-minded of three-way electromagnetic switch valve 12, is made
Untreated gas up to standard is conveyed again by pipeline to be given to leading portion processing equipment and handles again, until postposition exhaust gas concentration detects
The detection numerical value of sensor meets the concentration standard value of default.After the single-chip computer control system has record tail gas clean-up
Exhaust gas component still not up to standard.
As shown in Fig. 2, the Intelligent control cabinet 8 for installing SCM system is additionally provided with photooxidation cracking cabinet 3；Photooxidation cracks
Cabinet 3 includes supplying according to spacing and the equally distributed high energy ultraviolet lamp group module 5 of quantity and ozone supply module 6, the ozone
It is located to module 6 after high energy ultraviolet lamp group module 5；The lamp group mould of high energy ultraviolet lamp group module 5, ozone supply module 6
TiO is equipped between block2Catalysis net.High energy ultraviolet lamp group module uses 254nm wavelength+185nm wavelength double waves in the present embodiment
Section efficiency ultraviolet lamp handles exhaust gas, first, using O under the conditions of ultraviolet lamp UVD185nm band ultraviolets2Autoreactivity is given birth to
Into oxonium ion and ozone O3Carry out redox reaction exhaust gas, second, cracking organic waste using the high energy of 254nm short wave ultraviolets
Gas, third, scribbling TiO using the irradiation of 254nm ultraviolets2Catalysis net generation-OH aoxidize organic exhaust gas.Humidity influences TiO2Urge
Change the catalytic efficiency of net, TiO2Surface hydrophilic, to water strong adsorption, when water content increases, hydrone is with toluene molecule in TiO2
Adsorption competes, and hinders absorption of the toluene molecule in catalyst surface active position so that and surface reaction rate declines, therefore,
By the setting for the filter screen that dehumidifies in the present embodiment, filter wet process is carried out to exhaust gas.
In Fig. 2, high energy ultraviolet lamp group module 5 and ozone supply module 6 devise 5 groups；High energy ultraviolet lamp group mould
Block 5 be mounted with 4 groups, ozone supply module 6 be mounted with 3 groups, shown in Fig. 3,4 fluorescent tubes arranged side by side are equipped with each lamp group module.
High energy ultraviolet lamp group module includes 3 groups including 4 groups, ozone supply module, and every group of lamp group includes 4 fluorescent tubes, control
Fluorescent tube open method processed is：
When exhaust gas concentration is 0-150mg/m3；In high energy ultraviolet lamp group module, every group is only opened 1 fluorescent tube, and all
The lamp strip position that the fluorescent tube that group is opened is opened differs, and arranges integral into " W " or " M " type；In ozone supply module, only open
1 fluorescent tube among first group and the 3rd group, the lamp strip position of unlatching are staggered；
When exhaust gas concentration is 150-200mg/m3, in high energy ultraviolet lamp group module, 2 fluorescent tubes of every group of unlatching, integral into
“>" and "<" staggered；In ozone supply module, 2 fluorescent tubes in first group and second group, the lamp strip position of unlatching are opened
“>" or "<" type；
When exhaust gas concentration is 200-250mg/m3, in high energy ultraviolet lamp group module, first group and the 3rd group of fluorescent tube it is whole
Open, second group and the 4th group is opened 2 fluorescent tubes and fluorescent tube is staggered；In ozone supply module, every group is opened 2 lamps
Pipe, integral into ">" and "<" staggered；
When exhaust gas concentration is 250mg/m3More than, all fluorescent tubes of high energy ultraviolet lamp group module are opened；Ozone supply mould
In block, first group of fluorescent tube is all turned on, and second group and the 3rd group of fluorescent tube open 2 fluorescent tubes, second and third group of fluorescent tube arrangement is in
“>" or "<" type.
Claims (8)
- A kind of 1. intelligence tail gas photooxidation cracking purifier, it is characterised in that：Before being connected with factory organic exhaust gas pipeline End spray column, the photooxidation for the being internally provided with lamp group module cracking cabinet being connected by air hose with front end spray column, be installed on photooxidation and split Solve air-introduced machine, the dry method flue gas integrated treatment tank being connected with fan out draft of cabinet air outlet；The photooxidation cracking cabinet enters Exhaust gas concentration detection sensor is equipped with mouthful, the intelligent control for installing single-chip computer control system is additionally provided with photooxidation cracking cabinet Cabinet, the single-chip computer control system control the combination open and close of lamp group module according to exhaust gas concentration detection sensor feedack, Postposition exhaust gas concentration detection sensor is installed, the exhaust pipe is T words on the exhaust pipe of the dry method flue gas integrated treatment tank Pipe, a branch are directly communicated with outside, and another branch is connected with the air inlet duct of front end spray column；The exhaust pipe branch point The three-way electromagnetic switch valve controlled by single-chip computer control system is equipped with prong.
- A kind of 2. intelligent tail gas photooxidation cracking purifier according to claim 1, it is characterised in that：The lamp group module Including the equally distributed high energy ultraviolet lamp group module of array and ozone supply module, the ozone supply module is located at high energy purple After outside line lamp group module.
- A kind of 3. intelligent tail gas photooxidation cracking purifier according to claim 2, it is characterised in that：The microcontroller control System processed is turned on and off corresponding fluorescent tube in high energy ultraviolet lamp group module and ozone supply module according to exhaust gas concentration, described The fluorescent tube layout that high energy ultraviolet lamp group module and ozone supply module fluorescent tube are opened follows uniform spatial distribution principle.
- A kind of 4. intelligent tail gas photooxidation cracking purifier according to claim 1 or 2, it is characterised in that：The photooxidation Cracking cabinet inlet is equipped with the dust-proof filter wet web of changeable type.
- A kind of 5. intelligent tail gas photooxidation cracking purifier according to claim 1 or 2, it is characterised in that：The lamp group TiO is evenly distributed between module2Catalysis net.
- A kind of 6. intelligent tail gas photooxidation cracking purifier according to claim 1 or 2, it is characterised in that：It is described each Several fluorescent tubes arranged side by side are equipped with lamp group module.
- A kind of 7. intelligent tail gas photooxidation cracking purifier according to claim 1, it is characterised in that：The air-introduced machine is Suction type air-introduced machine.
- A kind of 8. intelligent tail gas photooxidation cracking purifier according to claim 1, it is characterised in that：The microcontroller control System processed has the function of to record exhaust gas component still not up to standard after tail gas clean-up.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711267040.2A CN107983149A (en) | 2017-12-05 | 2017-12-05 | A kind of intelligence tail gas photooxidation cracking purifier |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
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| CN113230795A (en) * | 2021-04-16 | 2021-08-10 | 中铁第一勘察设计院集团有限公司 | Comprehensive treatment method for dust, water mist and paint mist in locomotive maintenance operation |
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| CN105233668A (en) * | 2015-10-15 | 2016-01-13 | 深圳市百欧森环保科技开发有限公司 | Waste gas photolysis treatment equipment |
| CN106310929A (en) * | 2015-06-19 | 2017-01-11 | 十堰东环环保设备有限公司 | Photocatalytic compound exhaust gas treatment system |
| CN207786340U (en) * | 2017-12-05 | 2018-08-31 | 青岛科技大学 | A kind of intelligence tail gas photooxidation cracking purifier |
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| CN106310929A (en) * | 2015-06-19 | 2017-01-11 | 十堰东环环保设备有限公司 | Photocatalytic compound exhaust gas treatment system |
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| CN207786340U (en) * | 2017-12-05 | 2018-08-31 | 青岛科技大学 | A kind of intelligence tail gas photooxidation cracking purifier |
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| CN113230795A (en) * | 2021-04-16 | 2021-08-10 | 中铁第一勘察设计院集团有限公司 | Comprehensive treatment method for dust, water mist and paint mist in locomotive maintenance operation |
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Application publication date: 20180504 |