CN106731809A - A kind of photooxidation catalytic waste gas processing equipment - Google Patents

A kind of photooxidation catalytic waste gas processing equipment Download PDF

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Publication number
CN106731809A
CN106731809A CN201710006453.9A CN201710006453A CN106731809A CN 106731809 A CN106731809 A CN 106731809A CN 201710006453 A CN201710006453 A CN 201710006453A CN 106731809 A CN106731809 A CN 106731809A
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CN
China
Prior art keywords
module
photooxidation
housing
emission
equipment according
Prior art date
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.)
Pending
Application number
CN201710006453.9A
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Chinese (zh)
Inventor
胡中山
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Shanghai Zhongxun Biotechnology Co ltd
Original Assignee
SHANGHAI JIUFU ENVIRONMENTAL PROTECTION TECHNOLOGY Co Ltd
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Priority to CN201710006453.9A priority Critical patent/CN106731809A/en
Publication of CN106731809A publication Critical patent/CN106731809A/en
Pending legal-status Critical Current

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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D53/00Separation 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
    • B01D53/34Chemical or biological purification of waste gases
    • B01D53/74General processes for purification of waste gases; Apparatus or devices specially adapted therefor
    • B01D53/86Catalytic processes
    • B01D53/8678Removing components of undefined structure
    • B01D53/8687Organic components
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D53/00Separation 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
    • B01D53/007Separation 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 by irradiation
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D53/00Separation 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
    • B01D53/34Chemical or biological purification of waste gases
    • B01D53/46Removing components of defined structure
    • B01D53/66Ozone
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D53/00Separation 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
    • B01D53/34Chemical or biological purification of waste gases
    • B01D53/74General processes for purification of waste gases; Apparatus or devices specially adapted therefor
    • B01D53/75Multi-step processes
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D53/00Separation 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
    • B01D53/34Chemical or biological purification of waste gases
    • B01D53/74General processes for purification of waste gases; Apparatus or devices specially adapted therefor
    • B01D53/76Gas phase processes, e.g. by using aerosols
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D53/00Separation 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
    • B01D53/34Chemical or biological purification of waste gases
    • B01D53/74General processes for purification of waste gases; Apparatus or devices specially adapted therefor
    • B01D53/81Solid phase processes
    • B01D53/82Solid phase processes with stationary reactants
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D53/00Separation 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
    • B01D53/34Chemical or biological purification of waste gases
    • B01D53/74General processes for purification of waste gases; Apparatus or devices specially adapted therefor
    • B01D53/86Catalytic processes
    • B01D53/88Handling or mounting catalysts
    • B01D53/885Devices in general for catalytic purification of waste gases
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D2251/00Reactants
    • B01D2251/10Oxidants
    • B01D2251/104Ozone
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D2251/00Reactants
    • B01D2251/60Inorganic bases or salts
    • B01D2251/602Oxides
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D2259/00Type of treatment
    • B01D2259/80Employing electric, magnetic, electromagnetic or wave energy, or particle radiation
    • B01D2259/804UV light
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02ATECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A50/00TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
    • Y02A50/20Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Analytical Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Biomedical Technology (AREA)
  • Toxicology (AREA)
  • Dispersion Chemistry (AREA)
  • Catalysts (AREA)
  • Exhaust Gas Treatment By Means Of Catalyst (AREA)

Abstract

The invention discloses a kind of photooxidation catalytic waste gas processing equipment, including housing, the photocatalysis module being arranged in housing, one end of the housing is provided with air inlet, the other end is provided with gas outlet, also include the photooxidation module being arranged in housing, the photooxidation module and photocatalysis module set gradually along air inlet toward the direction of gas outlet.The processing unit adds photooxidation module on the basis of prior art, the more preferable organic exhaust gas of concentration can be processed and ensure that treatment effect.

Description

A kind of photooxidation catalytic waste gas processing equipment
Technical field
The invention belongs to exhaust-gas treatment field, more particularly to a kind of photooxidation catalytic waste gas processing equipment.
Background technology
Atmosphere pollution is one of China's environmental problem most prominent at present, and industrial waste gas is the important next of atmosphere pollution Source.Big capacity industrial waste gas enter air, decline atmosphere quality, carry out serious harm to human body health care belt, in industrial waste gas Most intractable is exactly organic exhaust gas, and environmental pollution is very serious, and the pollutant has that discharge capacity is big, pollute wide and difficulty The characteristics of to degrade.Organic exhaust gas end-of-pipe control technology absorbs comprising activated carbon, condenses recovery, UF membrane, high temperature incineration, catalysis Burning, biological oxidation, low temperature plasma destruction and photocatalysis oxidation technique etc..Above technology has its corresponding applicable model Enclose, with respective advantage and disadvantage, wherein photooxidation catalysis technique, i.e. photoion combination technique, with stable, maintenance cost Low, purification efficiency is high, non-secondary pollution etc..In view of industrial waste gas complicated component, single technique can not meet purification and require, light from Sub-portfolio technology aids in other process equipments in practical application extension process, and such as pretreatment dry filter, spray column, soda acid are washed The facilities such as tower, aerosol separation are washed, the purpose to the treatment of organic exhaust gas deep purifying is reached, organic exhaust gas emission reduction is realized.
The technologies such as the integrated UV ultraviolet oxidations of photoion combined exhaust gas cleaning equipment, photochemical catalytic oxidation, ionic oxide formation are one Body.The oxygen molecule decomposed using special wave band high energy high ozone ultraviolet beam in air produces free oxygen, i.e. active oxygen, because of trip Positron-electron imbalance is taken so need to be combined with oxygen molecule from oxygen, and then produces ozone.UV+O2 → O-+O* (active oxygen) O+ O2 → O3 (ozone), Pre-Ozonation on Organic Matter has extremely strong oxidation, and oxidable organic molecule is carbon dioxide and water.Equipment It is cloudy that the interior carrier with titanium deoxide catalyst generates chemical activity very strong superoxides when by ultraviolet light irradiation Ion radical and hydroxyl radical free radical, attack organic matter, reach the effect of degradation of organic substances.Titanium dioxide, manganese dioxide belong to Non-dissolving type material, when participating in purification reaction, itself is not decomposed, not dissolution, persistent.
Current photoion combined exhaust gas cleaning equipment is mainly in, low-concentration organic exhaust gas administer, such as containing benzene homologues, Esters, alcohols, styrene etc., the VOCs treatment for high concentration can not reach expected clean-up effect.Meanwhile, existing light Ion population waste gas treatment equipment some filtering, ozone reduction module fix be embedded in equipment, exist maintenance, cleaning repair not It is convenient.
The content of the invention
It is a primary object of the present invention to provide a kind of photooxidation catalytic waste gas processing equipment, organic exhaust gas are carried out multiple Oxidation, and then the efficiency of exhaust-gas treatment is improved, improve treatment effect.
To achieve the above objectives, the technical solution adopted by the present invention is:A kind of photooxidation catalytic waste gas processing equipment, including Housing, the photocatalysis module being arranged in housing, one end of the housing are provided with air inlet, and the other end is provided with gas outlet, Characterized in that, also including the photooxidation module being arranged in housing, the photooxidation module and photocatalysis module are along air inlet Direction toward gas outlet sets gradually.
Preferably, the photooxidation module includes the high ozone equidistantly arranged in the plane of exhaust gas flow direction UV ultraviolet lamp tubes.
Preferably, the high ozone UV ultraviolet lamp tubes have at least two rows in exhaust gas flow direction.
Preferably, the photocatalysis module is included in gas flow direction the UV uviol lamps with least two rows, in institute State and be provided with catalytic plate between row and row.
Preferably, it is provided with ozone cancellation module in housing and between the photocatalysis module and gas outlet.
Preferably, the ozone cancellation module is honeycomb ozone screen pack, and reducing agent is placed on honeycomb ozone screen pack MnO2
Preferably, it is provided with filtering module in housing and between the air inlet and photooxidation module.
Preferably, the filtering module is made up of multiple screen packs, the multiple screen pack be arranged in V-shape or W fonts.
Preferably, the processing unit is designed using drawing and pulling type.
Compared with prior art, the invention has the advantages that:
1) processing unit increased photooxidation module on the basis of existing technology, is used to the waste gas higher to concentration and enters Row multiple purifying, to improve clean-up effect, while improving purification efficiency.
2) module of the processing unit is designed using drawing and pulling type, for needing to repair or carry out other module energy for operating Enough it is easily removed.
Brief description of the drawings
Fig. 1 is structure chart according to a preferred embodiment of the present invention.
Specific embodiment
Hereinafter describe for disclosing the present invention so that those skilled in the art can realize the present invention.It is excellent in below describing Embodiment is selected to be only used as citing, it may occur to persons skilled in the art that other obvious modifications.
A kind of emission-control equipment as shown in Figure 1, including housing 5, the photooxidation module 6 that is arranged in housing 5 and light Catalytic module 7, one end of the housing 5 is provided with air inlet 1, and the other end is provided with gas outlet 4, the He of photooxidation module 6 Photocatalysis module 7 sets gradually along air inlet 1 toward the direction of gas outlet 4.
The photooxidation module 6 is used to for off-gas oxidizing to generate the innocuous substances such as water, carbon dioxide, specifically, the light Oxidation module 7 includes high ozone UV ultraviolet lamp tubes, and dominant wavelength is 185nm, and the high ozone UV ultraviolet lamp tubes are perpendicular to gas Equidistantly arranged in the plane in the direction of flowing, while in order to reach more preferable sterilization effect, can be in gas flowing Direction sets multiple row high ozone ultraviolet lamp tube.Specifically, the high ozone UV ultraviolet lamp tubes can use the farsighted science and technology of Foshan City monarch The high ozone UV ultraviolet lamp tubes of the model UVC U150W/VH of Co., Ltd's production.
Photocatalysis module 7 is used to carry out photocatalytic redox reaction to waste gas, waste gas is ultimately produced carbon dioxide, water And other innocuous substances.The photocatalysis module 7 uses UV ultraviolet lamp tubes, and dominant wavelength is 254nm, the UV ultraviolet lamp tubes edge Gas flow direction and be provided with multiple rows of, be provided with catalytic plate between row and row, the catalytic plate is in cellular or use honeybee Nest material is made and is passed through with supplied gas, and TiO is placed with catalytic plate2Catalyst.Specifically, the UV ultraviolet lamp tubes are using wide The UV ultraviolet lamp tubes of the model XP-UV-lamp of Dong Xingpu energy-conserving photoelectrics Co., Ltd production.
In housing 5 and ozone cancellation module 8 is provided between the photocatalysis module 7 and gas outlet 5 to be used to eliminate The ozone that photooxidation module 6 and photocatalysis module 7 are produced, the ozone cancellation module 9 can be honeycomb ozone screen pack, in honeybee Reducing agent MnO is placed on nest ozone screen pack2
Filtering module 2, the filtering module are provided with housing 5 and between the air inlet 1 and photooxidation module 6 2 are used to filter the particulate matter in waste gas, while carrying out water conservancy diversion to waste gas.Further, the filtering module 2 is by multiple screen packs Composition.In order to increase filter area, screen pack can be arranged in V-shape or W fonts.
Access hole 3 is additionally provided with housing 5 and is used to convenient maintenance.Meanwhile, it is above-mentioned all in order to further facilitate maintenance Module designed using drawing and pulling type, can take out in the housing 5 easily and be repaired or other operations.
The photooxidation module 7, photocatalysis module 8 connect PLC respectively.
General principle of the invention, principal character and advantages of the present invention has been shown and described above.The technology of the industry Personnel it should be appreciated that the present invention is not limited to the above embodiments, the simply present invention described in above-described embodiment and specification Principle, various changes and modifications of the present invention are possible without departing from the spirit and scope of the present invention, these change and Improvement is both fallen within the range of claimed invention.The protection domain of application claims by appending claims and its Equivalent is defined.

Claims (9)

1. a kind of photooxidation catalytic waste gas processing equipment, including housing, the photocatalysis module being arranged in housing, the housing One end is provided with air inlet, and the other end is provided with gas outlet, it is characterised in that the also photooxidation mould including being arranged in housing Block, the photooxidation module and photocatalysis module set gradually along air inlet toward the direction of gas outlet.
2. a kind of emission-control equipment according to claim 1, it is characterised in that the photooxidation module include perpendicular to The high ozone UV ultraviolet lamp tubes equidistantly arranged in the plane of exhaust gas flow direction.
3. a kind of emission-control equipment according to claim 2, it is characterised in that the high ozone UV ultraviolet lamp tubes are useless There are at least two rows on flow of air direction.
4. a kind of emission-control equipment according to claim any one of 1-3, it is characterised in that the photocatalysis module bag The UV uviol lamps with least two rows in gas flow direction are included, catalytic plate is provided between row and row described.
5. a kind of emission-control equipment according to claim any one of 1-3, it is characterised in that in housing and described Ozone cancellation module is provided between photocatalysis module and gas outlet.
6. a kind of emission-control equipment according to any one of claim 5, it is characterised in that the ozone cancellation module is Honeycomb ozone screen pack, places reducing agent MnO2 on honeycomb ozone screen pack.
7. a kind of emission-control equipment according to claim any one of 1-3, it is characterised in that in housing and described Filtering module is provided between air inlet and photooxidation module.
8. a kind of emission-control equipment according to any one of claim 7, it is characterised in that the filtering module is by multiple Screen pack is constituted, and the multiple screen pack is arranged in V-shape or W fonts.
9. a kind of emission-control equipment according to claim any one of 1-3, it is characterised in that the processing unit is using taking out Pull-type design.
CN201710006453.9A 2017-01-05 2017-01-05 A kind of photooxidation catalytic waste gas processing equipment Pending CN106731809A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201710006453.9A CN106731809A (en) 2017-01-05 2017-01-05 A kind of photooxidation catalytic waste gas processing equipment

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Application Number Priority Date Filing Date Title
CN201710006453.9A CN106731809A (en) 2017-01-05 2017-01-05 A kind of photooxidation catalytic waste gas processing equipment

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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2011047507A1 (en) * 2009-10-22 2011-04-28 深圳市天浩洋环保科技有限公司 Method and equipment for purifying high concentration malodorous gas and industrial waste gas
CN105457487A (en) * 2015-12-13 2016-04-06 浙江省环境保护科学设计研究院 Modularized photocatalytic device for organic waste gas treatment and method
CN205536200U (en) * 2016-01-26 2016-08-31 江苏万全科技有限公司 Room air purifier of ozone is got rid of to intelligence
CN205549995U (en) * 2016-04-13 2016-09-07 东莞市越创环保科技有限公司 Compound light oxygen catalytic activity carbon organic waste gas purifying equipment
CN205650079U (en) * 2016-04-11 2016-10-19 四川浩景环保科技有限公司 Advanced oxidation modularization equipment is united in peculiar smell waste gas ozone - photocatalysis

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2011047507A1 (en) * 2009-10-22 2011-04-28 深圳市天浩洋环保科技有限公司 Method and equipment for purifying high concentration malodorous gas and industrial waste gas
CN105457487A (en) * 2015-12-13 2016-04-06 浙江省环境保护科学设计研究院 Modularized photocatalytic device for organic waste gas treatment and method
CN205536200U (en) * 2016-01-26 2016-08-31 江苏万全科技有限公司 Room air purifier of ozone is got rid of to intelligence
CN205650079U (en) * 2016-04-11 2016-10-19 四川浩景环保科技有限公司 Advanced oxidation modularization equipment is united in peculiar smell waste gas ozone - photocatalysis
CN205549995U (en) * 2016-04-13 2016-09-07 东莞市越创环保科技有限公司 Compound light oxygen catalytic activity carbon organic waste gas purifying equipment

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Effective date of registration: 20180601

Address after: 201612 1085-5 new temple three road, Xinqiao Town, Songjiang District, Shanghai

Applicant after: SHANGHAI JIUJIE KITCHEN STAINLESS STEEL PRODUCTS Co.,Ltd.

Address before: No. 599, Xinqiao Town, Xinqiao Town, Songjiang District, Shanghai, Shanghai

Applicant before: SHANGHAI JIUFU ENVIRONMENTAL PROTECTION TECHNOLOGY Co.,Ltd.

TA01 Transfer of patent application right
TA01 Transfer of patent application right

Effective date of registration: 20190329

Address after: 201609 1st Floor, Yiwang Road, Yexie Town, Songjiang District, Shanghai

Applicant after: Shanghai Zhongxun Biotechnology Co.,Ltd.

Address before: 201612 1085-5 new temple three road, Xinqiao Town, Songjiang District, Shanghai

Applicant before: SHANGHAI JIUJIE KITCHEN STAINLESS STEEL PRODUCTS Co.,Ltd.

RJ01 Rejection of invention patent application after publication

Application publication date: 20170531