CN108939871A - Combination type oil smoke waste gas cleaning system - Google Patents

Combination type oil smoke waste gas cleaning system Download PDF

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Publication number
CN108939871A
CN108939871A CN201810860912.4A CN201810860912A CN108939871A CN 108939871 A CN108939871 A CN 108939871A CN 201810860912 A CN201810860912 A CN 201810860912A CN 108939871 A CN108939871 A CN 108939871A
Authority
CN
China
Prior art keywords
outlet
entrance
waste gas
exhaust gas
filtering
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.)
Withdrawn
Application number
CN201810860912.4A
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Chinese (zh)
Inventor
颜德军
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Nanjing Jingzhi New Mdt Infotech Ltd
Original Assignee
Nanjing Jingzhi New Mdt Infotech Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Nanjing Jingzhi New Mdt Infotech Ltd filed Critical Nanjing Jingzhi New Mdt Infotech Ltd
Priority to CN201810860912.4A priority Critical patent/CN108939871A/en
Publication of CN108939871A publication Critical patent/CN108939871A/en
Withdrawn legal-status Critical Current

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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
    • B01D53/32—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 by electrical effects other than those provided for in group B01D61/00
    • B01D53/323—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 by electrical effects other than those provided for in group B01D61/00 by electrostatic effects or by high-voltage electric fields
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
    • B01D46/56—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with multiple filtering elements, characterised by their mutual disposition
    • B01D46/62—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with multiple filtering elements, characterised by their mutual disposition connected in series
    • 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
    • B01D53/007—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 by irradiation
    • 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
    • B01D53/02—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 by adsorption, e.g. preparative gas chromatography
    • B01D53/04—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 by adsorption, e.g. preparative gas chromatography with stationary adsorbents
    • 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
    • B01D53/38—Removing components of undefined structure
    • B01D53/44—Organic components
    • 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
    • B01D53/75—Multi-step 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
    • B01D53/86—Catalytic processes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2253/00—Adsorbents used in seperation treatment of gases and vapours
    • B01D2253/10—Inorganic adsorbents
    • B01D2253/102—Carbon
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2257/00—Components to be removed
    • B01D2257/20—Halogens or halogen compounds
    • B01D2257/202—Single element halogens
    • B01D2257/2025—Chlorine
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2257/00—Components to be removed
    • B01D2257/90—Odorous compounds not provided for in groups B01D2257/00 - B01D2257/708
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2258/00—Sources of waste gases
    • B01D2258/02—Other waste gases
    • B01D2258/0283—Flue gases
    • 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
    • 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
    • B01D2259/818—Employing electrical discharges or the generation of a plasma

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Analytical Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Environmental & Geological Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Biomedical Technology (AREA)
  • Toxicology (AREA)
  • Treating Waste Gases (AREA)
  • Physical Or Chemical Processes And Apparatus (AREA)

Abstract

The invention discloses the combination type oil smoke waste gas cleaning systems of exhaust-gas treatment field application.Its structure includes purification entrance and purge outlet, it further include secondary filtration module and combined type Photochemical plasma purification device, the secondary filtration module includes the filtering entrance and filtering outlet connecting with purification entrance, combined type Photochemical plasma purification device includes the exhaust gas entrance connecting with filtering outlet and the waste gas outlet that connect with purge outlet, and photochemistry cleaning module and low-temperature plasma cleaning module are disposed between the exhaust gas entrance and waste gas outlet.The treatment process that the present invention is combined using physical cleaning and chemical cleaning method, effectively increases exhaust treatment efficiency and treatment effect, ensure that the harmless discharge of exhaust gas, avoid the appearance of secondary pollution.And the system purification operating cost is lower, and purification of waste gas emission effect up to standard is ensured while guaranteeing resource rational utilization, provides guarantee for the protection of environment.

Description

Combination type oil smoke waste gas cleaning system
Technical field
The present invention relates to a kind of combination type oil smoke waste gas cleaning systems of exhaust-gas treatment field application.
Background technique
Food service industry oil flue waste gas is to carry out frying in the food production workshop of scale, generate in the process such as frying A large amount of oil flue waste gas, due to that would generally add essence, fragrance etc., exhaust gas not only contains volume of smoke and mist of oil, also contains There is pungent peculiar smell, general main component is particulate matter and non-methane total hydrocarbons pollutant.
The processing of the exhaust gas generallys use the modes such as water washing and activated carbon adsorption at present.Water washing method is only capable of oil smoke Particulate matter and grease are transferred to inside water, can not be completely removed, and the recirculated water formed cannot discharge, and need by specially locating Set the recirculated water.And which makes the peculiar smell such as essence in oil flue waste gas, fragrance be difficult to remove, and reduces treatment effect.Active carbon It adsorbs and can remove fumes peculiar smell, but grease in exhaust gas and particulate matter can block rapidly active carbon hole, greatly shorten its use Service life, it is also necessary to regularly replace, form solid waste.Traditional processing method can generate new waste water and solid waste, cause secondary Pollution, causes operating cost to increase substantially, and risk of environmental pollution increases.And washing methods and adsorption method treatment effeciency be not high, It is difficult to ensure qualified discharge at runtime.
Summary of the invention
The technical problem to be solved by the present invention is to provide a kind of combination type oil smoke waste gas cleaning systems for avoiding secondary pollution.
The technical solution adopted by the present invention to solve the technical problems is:
Combination type oil smoke waste gas cleaning system, including purification entrance and purge outlet, further include secondary filtration module and combined type Photochemical plasma purification device, the secondary filtration module include the filtering entrance and filtering outlet connecting with purification entrance, Combined type Photochemical plasma purification device includes the exhaust gas entrance connecting with filtering outlet and the exhaust gas that connect with purge outlet Outlet, is disposed with photochemistry cleaning module and low-temperature plasma cleaning module between the exhaust gas entrance and waste gas outlet, Several UV lamp pipes are provided in the photochemistry cleaning module, the low-temperature plasma cleaning module is for generating plasma electric , the purge outlet is provided with centrifugal blower.
Exhaust gas in use, is carried out the pre- place of particulate matter filtering by the invention by secondary filtration module first Reason, and then secondary treatment is carried out to it by combined type Photochemical plasma purification device, it ensure that the steady of last treatment effect It is qualitative, secondary pollution is avoided, processing efficiency up to standard is improved.
Further, the exhaust gas entrance is provided with equal drift net.
The beneficial effects of the present invention are:
1, the treatment process that the device is combined using physical cleaning and chemical cleaning method, effectively increases clean-up effect, avoids The appearance of secondary pollution, and operating cost is lower, and purification of waste gas discharge effect up to standard is ensured while cost control Fruit；
2, by secondary filtration module can by exhaust gas most of soot dust granule object and mist of oil remove, effectively increase exhaust gas Pretreating effect, while safely and effectively carrying out providing guarantee for subsequent operation, avoid absorption of the particulate matter on device And the influence to purification process；
3, the mode that photochemistry cleaning module and low-temperature plasma cleaning module combine, effectively increases exhaust treatment efficiency And treatment effect, it ensure that the harmless discharge of exhaust gas；
4, it is provided with equal drift net at exhaust gas entrance, exhaust gas is made to uniformly enter combined type Photochemical plasma purification device, guarantees The homogeneous reaction of exhaust gas, improves decomposition, the treatment effect of exhaust gas；
5, the setting of centrifugal blower effectively increases the discharge efficiency of processed material, provides guarantee for purification process.
Detailed description of the invention
Fig. 1 is the attachment structure schematic diagram of combination type oil smoke waste gas cleaning system of the invention.
In the figure, it is marked as purge outlet 1, purge outlet 12, secondary filtration module 3, filtering entrance 31, filtering outlet 32, Combined type Photochemical plasma purification device 4, exhaust gas entrance 41, waste gas outlet 42, photochemistry cleaning module 43, low-temperature plasma Cleaning module 44, equal drift net 5, centrifugal blower 6.
Specific embodiment
The present invention is further described with reference to the accompanying drawings and detailed description.
As shown, the filtering entrance 31 of secondary filtration module 3 is attached with purification entrance 1 by pipeline.Collect at this time The exhaust gas of middle processing can be entered in secondary filtration module 3 by pipeline.It can be close to filtering entrance in secondary filtration module 3 Polypropylene melt blown filter core is provided at 31 as first of filter device, aperture is 5 microns, effectively removes body in oil flue waste gas The biggish solid matter of product, plays preliminary purification protective effect.Oil flue waste gas is by passing through first by polypropylene melt-blown at this time Filter core reaches at second filtering.The second filter device is set as being made of granular activated carbon filter core, is lived using height absorption Property filtration core, then this filtering can effectively remove the harmful substances such as chlorine residue, heterochromatic peculiar smell, organic matter in oil flue waste gas and compared with Small floating material.The filter effect of the secondary filtration module 3 increases, can by exhaust gas most soot dust granule substance and Part smog carries out absorption and dispels, and realizes effective pretreatment of exhaust gas, while avoiding large particle confrontation follow-up work dress The attachment set provides guarantee for following process process.The filtering outlet 32 of the secondary filtration module 3 passes through pipeline and combined type The exhaust gas entrance 41 of Photochemical plasma purification device 4 is connected to.When exhaust gas is entered after filter operation by exhaust gas entrance 41 In photochemistry cleaning module 43.Equal drift net 5 is provided at exhaust gas entrance 41 at this time.Exhaust gas is through realizing exhaust gas at equal drift net 5 It evenly distributes, and then uniformly flows into photochemistry cleaning module 43, the uniform flow of exhaust gas during processing has been effectively ensured It is logical, it ensure that the treatment effect of substance, avoid the excessive damage to interior arrangement of air-flow.
Multiple UV lamp pipes are provided in the photochemistry cleaning module 43, which can produce ultraviolet light.It arrives at this time Purified treatment is carried out under high energy ultraviolet irradiation up to the exhaust gas in photochemistry cleaning module 43.Ultraviolet light meeting in irradiation process Generate the substance that active oxygen or hydroxyl radical free radical etc. have efficient oxidation effect.It, will be in exhaust gas under the effect of its efficient oxidation Macromolecular substances resolve into small-molecule substance, and then realize that mineralising and degradation operate to grease and non-methane organic matter, and conversion becomes At low molecular compounds such as such as CO2, H2O, dispelling effect and keeping exhaust gas substance innoxious for peculiar smell is realized.Photochemistry purification benefit With photooxidation and photochemical catalytic oxidation concerted reaction mode, reaction efficiency is effectively increased, and provides guarantee for clean-up effect.Through The exhaust gas of the processing of photochemistry cleaning module 43 is crossed when being emitted at low-temperature plasma cleaning module 45, forms all kinds of exhaust gas peculiar smell Molecular structure is breakdown by high pressure mode and opens, the individual molecule particle formed after opening under the action of high voltage electric field, It is formed by the molecule grain of positive charge on lotus and by the molecule grain of negative electrical charge on lotus.Using high voltage electrostatic principle, by positive charge on lotus Molecule grain can be adsorbed by the negative plate of plasma electric field, while can be by plasma electric field by the molecule grain group of negative electrical charge on lotus Positive plate is adsorbed and is precipitated, and is purified exhaust gas.The combined type Photochemical plasma purification device utilizes low-temperature plasma electricity The method that field and UV photocatalysis combine, improves treatment effeciency and treatment effect.It purifies and fills by combined type Photochemical plasma The exhaust gas for setting 4 purified treatments carries out emissions operation by purge outlet 2 through waste gas outlet 42 under the action of centrifugal blower.Simultaneously The device integrates its two kinds of technologies, saves the pipeline of connection specific installation, greatly reduces the windage of equipment, in turn Reduce power of fan and occupied area, realizes resource-effective.
Particular embodiments described above has carried out further in detail the purpose of the present invention, technical scheme and beneficial effects It describes in detail bright, it should be understood that the above is only a specific embodiment of the present invention, is not intended to restrict the invention, it is all Within the spirit and principles in the present invention, any modification, equivalent substitution, improvement and etc. done should be included in guarantor of the invention Within the scope of shield.

Claims (2)

1. combination type oil smoke waste gas cleaning system, including purification entrance (1) and purge outlet (2), which is characterized in that further include two Grade filtering module (3) and combined type Photochemical plasma purification device (4), the secondary filtration module (3) include with purify into The filtering entrance (31) and filtering outlet (32) of mouth (1) connection, combined type Photochemical plasma purification device (4) include and filtering The exhaust gas entrance (41) of outlet (32) connection and the waste gas outlet (42) being connect with purge outlet (2), the exhaust gas entrance (41) Photochemistry cleaning module (43) and low-temperature plasma cleaning module (44), the light are disposed between waste gas outlet (42) Several UV lamp pipes are provided in chemical cleaning method module (43), the low-temperature plasma cleaning module (44) is for generating plasma electric , the purge outlet (2) is provided with centrifugal blower (6).
2. combination type oil smoke waste gas cleaning system according to claim 1, which is characterized in that the exhaust gas entrance (41) sets It is equipped with equal drift net (5).
CN201810860912.4A 2018-08-01 2018-08-01 Combination type oil smoke waste gas cleaning system Withdrawn CN108939871A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201810860912.4A CN108939871A (en) 2018-08-01 2018-08-01 Combination type oil smoke waste gas cleaning system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201810860912.4A CN108939871A (en) 2018-08-01 2018-08-01 Combination type oil smoke waste gas cleaning system

Publications (1)

Publication Number Publication Date
CN108939871A true CN108939871A (en) 2018-12-07

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CN201810860912.4A Withdrawn CN108939871A (en) 2018-08-01 2018-08-01 Combination type oil smoke waste gas cleaning system

Country Status (1)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112823852A (en) * 2019-11-20 2021-05-21 北京明泰来环保科技有限公司 Composite fume purifier

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112823852A (en) * 2019-11-20 2021-05-21 北京明泰来环保科技有限公司 Composite fume purifier

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PB01 Publication
PB01 Publication
WW01 Invention patent application withdrawn after publication

Application publication date: 20181207

WW01 Invention patent application withdrawn after publication