CN108744912A - Combined type organic exhaust gas integration processing method and equipment - Google Patents

Combined type organic exhaust gas integration processing method and equipment Download PDF

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Publication number
CN108744912A
CN108744912A CN201810539186.6A CN201810539186A CN108744912A CN 108744912 A CN108744912 A CN 108744912A CN 201810539186 A CN201810539186 A CN 201810539186A CN 108744912 A CN108744912 A CN 108744912A
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China
Prior art keywords
plasma
exhaust gas
gas
equipment
vocs
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Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
CN201810539186.6A
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Chinese (zh)
Inventor
李培佩
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Jiangxi Tianyi Environmental Protection Engineering Co Ltd
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Jiangxi Tianyi Environmental Protection Engineering Co Ltd
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Priority to CN201810539186.6A priority Critical patent/CN108744912A/en
Publication of CN108744912A publication Critical patent/CN108744912A/en
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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
    • B01D53/75Multi-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
    • B01D53/007Separation 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
    • B01D53/32Separation 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
    • B01D53/323Separation 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
    • 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
    • B01D53/38Removing components of undefined structure
    • B01D53/44Organic 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
    • B01D53/34Chemical or biological purification of waste gases
    • B01D53/74General processes for purification of waste gases; Apparatus or devices specially adapted therefor
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D2257/00Components to be removed
    • B01D2257/70Organic compounds not provided for in groups B01D2257/00 - B01D2257/602
    • B01D2257/708Volatile organic compounds V.O.C.'s
    • 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
    • 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
    • B01D2259/818Employing electrical discharges or the generation of a plasma

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

Abstract

The present invention relates to a kind of combined type organic exhaust gas integration processing method and equipment, belong to waste gas purification technical field.The step of processing method, is as follows:(a), VOCs exhaust gas through gas gathering system, into waste gas purification apparatus;(b), in spray washing device successively pass through fair current circulated sprinkling step, cross-flow circulated sprinkling step, gravity sink step drop, collision dust removal step, airflow uniform distribution step, to remove minute dusts and solubility VOCs compositions;(c), after spray washing, exhaust gas enters the core processing region of equipment:Plasma purifier, it is plasma cleaning to use injection type plasma generating means;(d), be mingled with part plasma exhaust gas reach high energy ultraviolet photodissociation device;(e), gas before discharging, after demisting, the gas of discharge is discharged into air by air-introduced machine.The present invention has treatment effeciency height, and low energy consumption, the high advantageous effect of purifying rate.

Description

Combined type organic exhaust gas integration processing method and equipment
Technical field
The present invention relates to a kind of combined type organic exhaust gas integration processing method and equipment, belong to waste gas purification technology neck Domain.
Background technology
Traditional organic waste gas treatment equipment is a kind of dry type catalytic converter handling organic exhaust gas with active carbon purifying, It is made of babinet and absorption unit, cooperation pipeline fan is combined into purification system use, is mainly inhaled using high performance active carbon With machine emission molecule, it is made to be separated with harmless other, achievees the purpose that purify air.It is widely used in administering and contains benzene The large-wind-volume low-concentration organic exhaust gas of class, phenols, esters, alcohols, aldehydes, ketone, ethers etc., be widely used in electronics, chemical industry, The spray painting of the industries such as light industry, rubber, machinery, ship, automobile, oil, the organic waste-gas purification for brushing workshop, also can be viscous with shoemaking The flow production lines such as glue, chemical plastic, ink printing, cable, enameled wire use, but efficiency is relatively low, and energy consumption is relatively high.
Invention content
The purpose of the present invention is to provide a kind of combined type organic exhaust gas integration processing method and equipment, using plasma Body is core processing technique with high energy ultraviolet photodissociation technology, and configures the ancillary techniques such as spray washing.Technical solution of the present invention is adopted It is with modular organization, equipment is integrated.Compared to traditional scheme, treatment effeciency higher, and energy consumption is lower, and purifying rate is also more It is high.
The present invention to achieve the goals above, adopts the following technical scheme that:
A kind of the step of combined type organic exhaust gas integration processing method, the processing method, is as follows:
(a), VOCs exhaust gas through gas gathering system, into waste gas purification apparatus;Pretreatment unit is used first, removes large particulate matter With a small amount of oil smoke;
(b), in spray washing device successively pass through fair current circulated sprinkling step, cross-flow circulated sprinkling step, gravity sink step Drop, collision dust removal step, airflow uniform distribution step, to remove minute dusts and solubility VOCs compositions;
(c), after spray washing, exhaust gas enters the core processing region of equipment:Plasma purifier, it is plasma cleaning to adopt With injection type plasma generating means;
Extraneous fresh air obtains plasma and is sent into plasma purifier, plasma cleaning through plasma generator Area, VOCs molecules are become nontoxic, colourless, tasteless gas after plasma bombardment, oxidation;
(d), be mingled with part plasma exhaust gas reach high energy ultraviolet photodissociation device;
High-strength irradiation field has destruction to VOCs and generates active secondary oxidant;VOCs makees in the collaboration of oxidant and light Oxygenolysis persistently occurs with lower, ultimately generates carbon dioxide and water;
(e), gas before discharging, after demisting, the gas of discharge is discharged into air by air-introduced machine.
Equipment used in a kind of combined type organic exhaust gas integration processing method:
The equipment includes pretreatment unit, spray washing device, plasma purifier and high energy ultraviolet photodissociation device, is set from this Exhaust gas entrance direction in standby main body is set as pretreatment unit, and the middle part of the equipment body is spray washing device, is set from this Waste gas outlet direction in standby main body is high energy ultraviolet photodissociation device, spray washing device and high energy ultraviolet photodissociation device it Between, and be plasma purifier in the upper end of equipment body.
1, the pretreatment unit utilizes waste gas purification apparatus, removes large particulate matter and a small amount of oil smoke.
2, the spray washing device passes through fair current circulated sprinkling, cross-flow circulated sprinkling, gravitational settling, collision dedusting, gas Stream is uniformly distributed, can remove minute dusts and solubility VOCs compositions.
3, the plasma purifier utilizes the electromagnetic field of high-frequency and high-voltage, when applied voltage reaches the electric discharge electricity of gas When pressure, gas is breakdown, and the electronics of generation, the mixture of cation, free radical and neutral particle are referred to as plasma.
The common plasma of environmental protection industry generates method:Corona discharge and dielectric barrier discharge.
4. the high energy ultraviolet photodissociation device utilizes the ultraviolet light that ultraviolet lamp tube is generated in UV-C wave bands, activation exhaust gas point Minor structure;Simultaneously by photolysis, oxygen and a small amount of moisture in gas produce active secondary oxidant-active oxygen and hydroxyl Base free radical(OH-);Hydroxyl radical free radical oxidisability is extremely strong, can almost be reacted with all VOCs compositions, and reacts speed Degree is fast;Hydroxyl radical free radical can cause chain reaction, and the most of harmful substance polluted in air is directly oxidized to carbon dioxide Equal innocuous substances.
Beneficial effects of the present invention:
The present invention is suitable for the VOCs of low concentration, Wind Volume.The present invention is applied widely, and photodissociation is aoxidized to the kind from hydrocarbon to carboxylic acid The numerous organic matters of class are effective.The present invention is efficient:Reaction is thoroughly effective, does not stay any secondary pollution.Modular organization of the present invention, Equipment is taken up an area less, is arranged and is installed convenient for equipment.Photolysis of the present invention is almost without resistance, and the power consumption of system is very It is low.The present invention does not need preheating time, can open and close immediately.
Description of the drawings
Fig. 1 is the structural schematic diagram of equipment used in the present invention.
Specific implementation mode
Present invention will now be described in detail with reference to the accompanying drawings.:
A kind of the step of combined type organic exhaust gas integration processing method, the processing method, is as follows:
(a), VOCs exhaust gas through gas gathering system, into waste gas purification apparatus;Pretreatment unit 1 is used first, removes large particle Matter and a small amount of oil smoke;
(b), in spray washing device 2 successively pass through fair current circulated sprinkling step, cross-flow circulated sprinkling step, gravity sink step Drop, collision dust removal step, airflow uniform distribution step, to remove minute dusts and solubility VOCs compositions;
(c), after spray washing, exhaust gas enters the core processing region of equipment:Plasma purifier 3, it is plasma cleaning Using injection type plasma generating means;
Extraneous fresh air obtains plasma and is sent into plasma purifier 3, plasma cleaning through plasma generator Area, VOCs molecules are become nontoxic, colourless, tasteless gas after plasma bombardment, oxidation;
(d), the exhaust gas that is mingled with part plasma reach high energy ultraviolet photodissociation device 4;
High-strength irradiation field has destruction to VOCs and generates active secondary oxidant;VOCs makees in the collaboration of oxidant and light Oxygenolysis persistently occurs with lower, ultimately generates carbon dioxide and water;
(e), gas before discharging, after demisting, the gas of discharge is discharged into air by air-introduced machine.
Equipment used in a kind of combined type organic exhaust gas integration processing method:
The equipment includes pretreatment unit 1, spray washing device 2, plasma purifier 3 and high energy ultraviolet photodissociation device 4, from Exhaust gas entrance direction in the equipment body is set as pretreatment unit 1, and the middle part of the equipment body is spray washing device 2, It is high energy ultraviolet photodissociation device 4 from the waste gas outlet direction in the equipment body, in spray washing device 2 and high energy ultraviolet photodissociation Between device 4, and it is plasma purifier 3 in the upper end of equipment body.
1, the pretreatment unit utilizes waste gas purification apparatus, removes large particulate matter and a small amount of oil smoke.
The spray washing device passes through fair current circulated sprinkling, cross-flow circulated sprinkling, gravitational settling, collision dedusting, air-flow It is uniformly distributed, minute dusts and solubility VOCs compositions can be removed.
The plasma purifier utilizes the electromagnetic field of high-frequency and high-voltage, when applied voltage reaches the discharge voltage of gas When, gas is breakdown, and the electronics of generation, the mixture of cation, free radical and neutral particle are referred to as plasma.
Common plasma generates method:Corona discharge and dielectric barrier discharge.
The high energy ultraviolet photodissociation device utilizes the ultraviolet light that ultraviolet lamp tube is generated in UV-C wave bands, activates emission molecule knot Structure;Simultaneously by photolysis, oxygen and a small amount of moisture in gas produce active secondary oxidant-active oxygen and hydroxyl from By base(OH-);Hydroxyl radical free radical oxidisability is extremely strong, can almost be reacted with all VOCs compositions, and reaction speed is fast; Hydroxyl radical free radical can cause chain reaction, and it is harmless that the most of harmful substance polluted in air is directly oxidized to carbon dioxide etc. Substance.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with Understanding without departing from the principles and spirit of the present invention can carry out these embodiments a variety of variations, modification, replace And modification, the scope of the present invention is defined by the appended.

Claims (2)

1. the step feature of a kind of combined type organic exhaust gas integration processing method, the processing method is as follows:
(a), VOCs exhaust gas through gas gathering system, into waste gas purification apparatus;Pretreatment unit is used first(1), remove bulky grain Substance and a small amount of oil smoke;
(b), in spray washing device(2)In pass through the heavy step of fair current circulated sprinkling step, cross-flow circulated sprinkling step, gravity successively Rapid drawdown, collision dust removal step, airflow uniform distribution step, to remove minute dusts and solubility VOCs compositions;
(c), after spray washing, exhaust gas enters the core processing region of equipment:Plasma purifier(3), plasma is net Change and uses injection type plasma generating means;
Extraneous fresh air obtains plasma and is sent into plasma purifier through plasma generator(3), net in plasma Change area, VOCs molecules are become nontoxic, colourless, tasteless gas after plasma bombardment, oxidation;
(d), be mingled with part plasma exhaust gas reach high energy ultraviolet photodissociation device(4);
High-strength irradiation field has destruction to VOCs and generates active secondary oxidant;VOCs makees in the collaboration of oxidant and light Oxygenolysis persistently occurs with lower, ultimately generates carbon dioxide and water;
(e), gas before discharging, after demisting, the gas of discharge is discharged into air by air-introduced machine.
2. equipment used in a kind of as described in claim a kind of combined type organic exhaust gas integration processing method, feature It is:
The equipment includes pretreatment unit(1), spray washing device(2), plasma purifier(3)It is filled with high energy ultraviolet photodissociation It sets(4), pretreatment unit is set as from the exhaust gas entrance direction in the equipment body(1), the middle part of the equipment body is spray Wash mill(2), it is high energy ultraviolet photodissociation device from the waste gas outlet direction in the equipment body(4), in spray washing device (2)With high energy ultraviolet photodissociation device(4)Between, and be plasma purifier in the upper end of equipment body(3).
CN201810539186.6A 2018-05-30 2018-05-30 Combined type organic exhaust gas integration processing method and equipment Withdrawn CN108744912A (en)

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Application Number Priority Date Filing Date Title
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CN201810539186.6A CN108744912A (en) 2018-05-30 2018-05-30 Combined type organic exhaust gas integration processing method and equipment

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111482064A (en) * 2020-03-31 2020-08-04 常州机电职业技术学院 Plasma purification device and purification method for waste gas of heat treatment workshop
CN113713588A (en) * 2020-05-26 2021-11-30 台州国聪环保设备有限公司 Injection type plasma waste gas treatment device

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6479276B1 (en) * 2001-08-23 2002-11-12 Bio-Reaction Industries, Llc Biological filter apparatus
CN104958990A (en) * 2015-07-13 2015-10-07 杭州科瑞特环境技术有限公司 Photoelectric integrated processing device and photoelectric integrated processing technique for waste gases generated by spraying paint
CN105983304A (en) * 2015-11-26 2016-10-05 安徽世界村新材料有限公司 Modularized green packaged treating process for waste rubber regeneration waste gas
CN106000004A (en) * 2016-06-15 2016-10-12 东莞大合环保科技有限公司 Organic waste gas integrated treatment system
CN206198930U (en) * 2016-11-03 2017-05-31 贵州中绿环保科技有限公司 A kind of VOCs treatment integrated apparatus
CN207169326U (en) * 2017-06-11 2018-04-03 新昌县雷凯科技有限公司 A kind of organic waste gas treatment equipment
CN207462963U (en) * 2017-09-26 2018-06-08 上海履诚环境科技有限公司 Plasma and ultraviolet light combined exhaust gas controlling device
CN207462898U (en) * 2017-09-15 2018-06-08 上海履诚环境科技有限公司 Modularization plasma and ultraviolet light combined exhaust gas controlling device

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6479276B1 (en) * 2001-08-23 2002-11-12 Bio-Reaction Industries, Llc Biological filter apparatus
CN104958990A (en) * 2015-07-13 2015-10-07 杭州科瑞特环境技术有限公司 Photoelectric integrated processing device and photoelectric integrated processing technique for waste gases generated by spraying paint
CN105983304A (en) * 2015-11-26 2016-10-05 安徽世界村新材料有限公司 Modularized green packaged treating process for waste rubber regeneration waste gas
CN106000004A (en) * 2016-06-15 2016-10-12 东莞大合环保科技有限公司 Organic waste gas integrated treatment system
CN206198930U (en) * 2016-11-03 2017-05-31 贵州中绿环保科技有限公司 A kind of VOCs treatment integrated apparatus
CN207169326U (en) * 2017-06-11 2018-04-03 新昌县雷凯科技有限公司 A kind of organic waste gas treatment equipment
CN207462898U (en) * 2017-09-15 2018-06-08 上海履诚环境科技有限公司 Modularization plasma and ultraviolet light combined exhaust gas controlling device
CN207462963U (en) * 2017-09-26 2018-06-08 上海履诚环境科技有限公司 Plasma and ultraviolet light combined exhaust gas controlling device

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
祁鲁梁等: "《水处理工艺与运行管理实用手册》", 31 May 2002, 中国石化出版社 *
龙升照等: "《人-机-环境系统工程研究进展•第五卷》", 30 September 2001, 海洋出版社 *

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111482064A (en) * 2020-03-31 2020-08-04 常州机电职业技术学院 Plasma purification device and purification method for waste gas of heat treatment workshop
CN113713588A (en) * 2020-05-26 2021-11-30 台州国聪环保设备有限公司 Injection type plasma waste gas treatment device
CN113713588B (en) * 2020-05-26 2024-02-09 台州国聪环保设备有限公司 Injection type plasma waste gas treatment device

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Application publication date: 20181106

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