CN205730827U - A kind of reduction of discharging unit equipment of microwave catalysis-biochemistry VOCs - Google Patents
A kind of reduction of discharging unit equipment of microwave catalysis-biochemistry VOCs Download PDFInfo
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- CN205730827U CN205730827U CN201620441152.XU CN201620441152U CN205730827U CN 205730827 U CN205730827 U CN 205730827U CN 201620441152 U CN201620441152 U CN 201620441152U CN 205730827 U CN205730827 U CN 205730827U
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- microwave catalysis
- biochemistry
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- Y—GENERAL 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
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Abstract
This utility model relates to technical field of waste gas treatment, it is specifically related to the reduction of discharging unit equipment of a kind of microwave catalysis biochemistry VOCs, including the microwave catalysis reaction unit set gradually and biochemical reactor, described microwave catalysis reaction unit includes being arranged at its internal catalyst layer passed through for waste gas, microwave emitter for heating catalyst layer, the catalysis air inlet within microwave catalysis reaction unit and the catalytic exhaust gas mouth flowed out for waste gas is entered for waste gas, biological cleaning mechanism it is provided with in described biochemical reactor, biochemical reactor is provided with the biochemical air inlet being connected with catalytic exhaust gas mouth and the biochemical air vent of supplied gas outflow.This utility model processes degraded VOCs by microwave catalysis reaction unit preliminary purification, then is processed the harmful intermediate product produced by biochemical reactor purified treatment preliminary purification, good purification, and purified treatment is thorough, and non-secondary pollution produces.
Description
Technical field
This utility model relates to technical field of waste gas treatment, is specifically related to the reduction of discharging group of a kind of microwave catalysis-biochemistry VOCs
Conjunction equipment.
Background technology
VOCs refers to the waste gas containing volatile organic matter, is presently used for processing the skill of volatile organic compounds VOCs
Art is more, and the method that VOCs emission-reduction technology is conventional has absorption method, absorption process, condensation method, membrane separation process, impulse electric corona method, light to urge
Change oxidizing process, plasma for purification method, combustion method, bioanalysis and catalysis oxidation.Front four belong to physical method, operating cost
Height, is relatively easily generated secondary pollution.Although the process of VOCs is imitated by impulse electric corona method, photocatalytic oxidation and plasma for purification method
Rate is good, but treating capacity is less, high to power requirement, also can produce secondary pollution simultaneously.Combustion method processing procedure is simple, take effect
Hurry up, but combustion product generally requires after-treatment, be not easy to process the element compound such as sulfur-bearing, nitrogen, and need to add auxiliary
Combustion-supporting material, processing cost is high.Catalytic oxidation is made by catalyst and heater, makes VOCs waste gas in lower temperature oxidation point
Solving is harmless CO2 and H2O, reaches to purify the purpose of waste gas.Microwave is a kind of electromagnetic wave, and electromagnetic wave includes electric field and magnetic field,
Electric field makes charged particle setting in motion have power, owing to the motion of charged particle is so that polarized particle polarizes further,
The direction of motion Rapid Variable Design of charged particle, thus occur mutual collision friction to make himself temperature raise.Here it is microwave adds
The ultimate principle of heat.Compared with traditional mode of heating, microwave heating has that heat time heating time is the shortest, heat utilization rate is high, adds
Hot homogeneous temperature, equipment are easily controllable, selectivity heats and the advantage little to ambient temperature effect.In addition to heat effect, microwave
Can also the generation of Induced catalytic reaction.Many organic compound directly do not absorb microwave significantly, but certain can be utilized strong
" sensitizer " that absorb microwave passes to these materials and the generation of induced chemical reaction microwave energy.Its Catalysis Principles is, when micro-
When wave radiation focuses on catalyst bed surface, strong due to microwave energy and catalyst (such as national standard method) surface metal point position
Strong interaction, microwave energy is rapidly transformed into heat energy, so that these surface point positions are quickly heated to very selectively
High-temperature.The temperature of these " focuses " is more much higher than the mean temperature of catalyst, when reactant molecule contacts with these active sites
Time chemical reaction can occur.Although microwave catalysis has obtained widely studied, but to the purification of VOCs, dispute be there is also with regard to it.Micro-
The intermediate products such as aldehyde, ketone, acid and ester can be produced during ripple catalytic degradation VOCs, cause secondary pollution.
Tradition VOCs treatment technology all demonstrates some difficult problems urgently to be resolved hurrily, in new shape in practical engineering application
Under gesture, need to be conceived to the improvement innovation of technology, seek to meet the new technology of environmental requirement, promote VOCs treatment technology
Development.
Summary of the invention
In order to overcome shortcoming and defect present in prior art, the purpose of this utility model is to provide a kind of microwave to urge
The reduction of discharging unit equipment of change-biochemical VOCs, this unit equipment processes degraded VOCs by microwave catalysis reaction unit preliminary purification,
Processed the harmful intermediate product produced again by biochemical reactor purified treatment preliminary purification, good purification, purified treatment is thorough
The end, non-secondary pollution produces.
The purpose of this utility model is achieved through the following technical solutions: the reduction of discharging combination of a kind of microwave catalysis-biochemistry VOCs
Equipment, including the microwave catalysis reaction unit set gradually and biochemical reactor, described microwave catalysis reaction unit includes arranging
In the inner portion the catalyst layer passed through for waste gas, for heating catalyst layer microwave emitter, enter microwave for waste gas and urge
Change the catalysis air inlet within reaction unit and the catalytic exhaust gas mouth flowed out for waste gas, be provided with biological clean in described biochemical reactor
Changing mechanism, biochemical reactor is provided with the biochemical air inlet being connected with catalytic exhaust gas mouth and the biochemical air vent of supplied gas outflow.
Wherein, described microwave catalysis reaction unit also includes resonator cavity, the circular cross-section size of resonator cavity by middle part to two
End is gradually reduced.
Wherein, described catalyst layer is positioned at the middle part of resonator cavity, and described microwave emitter is installed in resonator cavity, Microwave emission
Device includes at least continuous wave magnetron, and the outfan of continuous wave magnetron stretches in resonator cavity.
Wherein, described microwave emitter is electrically connected with temperature controller.
Wherein, being provided with waste-heat recovery device between described catalytic exhaust gas mouth and biochemical air inlet, described catalysis air inlet is even
It is connected to oxidant adding set.
Wherein, described biological cleaning mechanism includes being arranged at the biological stripping cell of biochemical reactor bottom, being arranged at biology
Bio-trickling layer above stripping cell and be arranged at the biofiltration layer above bio-trickling layer, described biochemical air vent position
In the top of biofiltration layer, described biochemical air inlet is arranged between biological stripping cell and bio-trickling layer.
Wherein, the middle part of described biological stripping cell is provided with the first attachment filler filling by graininess or bulk
First biological attachment layer, the surface attachment of the first attachment filler has elution bacterium layer.
Wherein, described bio-trickling layer is filled by the second attachment filler of graininess or bulk and is formed, the second attachment filler
Surface attachment have drip a bacteriological filtration layer.
Wherein, described biofiltration layer is filled by the 3rd attachment filler of graininess or bulk and is formed, the 3rd attachment filler
Surface attachment had bacteriological filtration layer.
Wherein, described biological stripping cell is provided with elution shower nozzle, and being provided above of described bio-trickling layer drips a filter shower nozzle, washes
Carry being connected between shower nozzle with biological stripping cell and have water pump, drip a filter shower nozzle and is connected with the outlet of water pump, droplet filter shower nozzle and water pump it
Between be provided with effusion meter.
Of the present utility model actually used during, start microwave emitter, VOCs through catalysis air inlet enter microwave
In catalyst reaction device and and catalyst layer contacts, the little molecule being degraded to be prone to biochemical degradation under the effect of catalyst is organic
Acids, small molecular organic acid class is left microwave catalysis reaction unit through catalytic exhaust gas mouth and is entered in biochemical reactor through biological cleaning
Mechanism's biochemical degradation is uncontaminated gases.
The beneficial effects of the utility model are: this utility model is processed by microwave catalysis reaction unit preliminary purification,
VOCs is degraded to be prone to the small molecular organic acid class of biochemical degradation, it is achieved that microwave catalysis and the combination among the strong ones of biochemical degradation,
Have complementary advantages, significantly reduce the purified treatment pressure of subsequent biochemical reactor, improve purified treatment VOCs of the present invention
Purification efficiency, purification efficiency is high, then is processed the small molecular organic acid class produced by biochemical reactor purified treatment preliminary purification,
Good purification, purified treatment is thorough, and non-secondary pollution produces, it is adaptable to the VOCs treatment in the case of middle and high concentration, and
Occupation of land of the present utility model less, system stability good, investment operating cost low.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Reference is: 1 catalyst layer, 2 microwave emitters, 3 catalysis air inlets, 4 catalytic exhaust gas mouths, 5
Biochemical air inlet, 6 biochemical air vents, 7 resonator cavitys, 8 temperature controllers, 9 waste-heat recovery devices, 10 oxidants add dress
Put, 11 biological stripping cells, 12 bio-trickling layers, 13 biofiltration layers, 14 elution shower nozzles, 15 filter shower nozzles,
16 water pumps, 17 effusion meters.
Detailed description of the invention
For the ease of the understanding of those skilled in the art, below in conjunction with embodiment and accompanying drawing 1, this utility model is made into one
The explanation of step, the content that embodiment is mentioned is not to restriction of the present utility model.
Seeing Fig. 1, the reduction of discharging unit equipment of a kind of microwave catalysis-biochemistry VOCs, including the microwave catalysis reaction set gradually
Device and biochemical reactor, described microwave catalysis reaction unit include being arranged at its internal pass through for waste gas catalyst layer 1,
For the microwave emitter 2 of heating catalyst layer 1, for catalysis air inlet 3 and within waste gas entrance microwave catalysis reaction unit
The catalytic exhaust gas mouth 4 flowed out for waste gas, is provided with biological cleaning mechanism in described biochemical reactor, biochemical reactor is provided with and is catalyzed
The biochemical air vent 6 that the biochemical air inlet 5 of air vent 4 connection and supplied gas flow out.
This utility model is processed by microwave catalysis reaction unit preliminary purification, is degraded to be prone to biochemical degradation by VOCs
Small molecular organic acid class, significantly reduces the purified treatment pressure of subsequent biochemical reactor, improves this utility model and purifies
Processing the purification efficiency of VOCs, purification efficiency is high, then is processed little point produced by biochemical reactor purified treatment preliminary purification
Sub-organic acid, good purification, purified treatment is thorough, and non-secondary pollution produces.
Wherein, described microwave catalysis reaction unit also includes resonator cavity 7, the circular cross-section size of resonator cavity 7 by middle part to
Two ends are gradually reduced.The such structure of resonator cavity 7 designs, it is possible to the microwave that effectively will be located in resonator cavity 7 two ends rebounds humorous
Shake the middle part in chamber 7, improves the efficiency of microwave emitter 2 heating catalyst layer 1.
Wherein, described catalyst layer 1 is positioned at the middle part of resonator cavity 7, and described microwave emitter 2 is installed in resonator cavity 7, microwave
Emitter 2 includes at least continuous wave magnetron, and the outfan of continuous wave magnetron stretches in resonator cavity 7.Use continuous wave
Magnetron, the efficiency of heating surface is high.
Wherein, described microwave emitter 2 is electrically connected with temperature controller 8.Temperature controller 8 is used to control the heating of microwave emitter 2
Watt level, thus efficiently control the temperature of catalyst layer 1, control timely and effective.
Wherein, it is provided with waste-heat recovery device 9, described catalysis air inlet between described catalytic exhaust gas mouth 4 and biochemical air inlet 5
3 connections have oxidant adding set 10.The waste heat from catalytic exhaust gas mouth 4 effluent air, ring is reclaimed by waste-heat recovery device 9
Protect energy-conservation；In actual use, this utility model can be according to the kind of pending VOCs impurities and concentration difference
Select to add the kind of the oxidant being added without oxidant and addition so that this utility model can be suitable for various concentration and each
Plant the purified treatment of the VOCs of dopant species, widely applicable.
Wherein, described biological cleaning mechanism includes being arranged at the biological stripping cell 11 of biochemical reactor bottom, being arranged at life
Bio-trickling layer 12 above thing stripping cell 11 and be arranged at the biofiltration layer 13 above bio-trickling layer 12, described life
Changing air vent 6 and be positioned at the top of biofiltration layer 13, described biochemical air inlet 5 is arranged at biological stripping cell 11 and bio-trickling layer
Between 12.This utility model passes through biological stripping cell 11, bio-trickling layer 12 and biofiltration layer 13 to small molecular organic acid class
Carrying out triple purified treatment, purifying rate is high, purifies thoroughly, non-secondary pollution.
Wherein, described biological stripping cell 11 is provided with the first life filled by the first attachment filler of graininess or bulk
Thing adhesive layer, the surface attachment of the first attachment filler has elution bacterium layer.This utility model is processed by elution bacterium layer absorption cleaning
Small molecular organic acid class, good purification is sustainable good.
Wherein, described bio-trickling layer 12 is filled by the second attachment filler of graininess or bulk and is formed, and the second attachment is filled out
The surface attachment of material has drips bacteriological filtration layer.This utility model absorbs double purification process small molecular organic acid class by dripping bacteriological filtration layer,
Good purification is sustainable good.
Wherein, described biofiltration layer 13 is filled by the 3rd attachment filler of graininess or bulk and is formed, and the 3rd attachment is filled out
The surface attachment of material had bacteriological filtration layer.This utility model absorbs three purified treatment small molecular organic acid classes by crossing bacteriological filtration layer,
Good purification is sustainable good.
Wherein, being provided above of described biological stripping cell 11 elutes shower nozzle 14, and the top of described bio-trickling layer 12 sets
Being equipped with and drip filter shower nozzle 15, being connected between elution shower nozzle 14 with biological stripping cell 11 has water pump 16, drips filter shower nozzle 15 and water pump 16
Outlet connects, and drips and is provided with effusion meter 17 between filter shower nozzle 15 and water pump 16.This utility model will just by elution shower nozzle 14
The particulate contamination having just enter into the small molecular organic acid apoplexy due to endogenous wind in biochemical reactor is washed in biological stripping cell 11, then by raw
Elution bacterium layer absorption cleaning in thing stripping cell 11 processes particulate contamination, and dripping filter shower nozzle 15 will process through biological stripping cell 11
Small molecular organic acid class gas in the particulate contamination of small content be washed in bio-trickling layer 12, remove through dripping a bacteriological filtration layer
Going, elution bacterium layer and a bacteriological filtration layer cooperation process small molecular organic acid class, and purification efficiency is high, purify thoroughly；This practicality simultaneously is new
Type can according to practical situation need by effusion meter 17 adjust drip filter shower nozzle 15 a discharge size, select be best suitable for drip filter
The discharge size of the growth of microorganism of bacterium layer.
Above-described embodiment is this utility model preferably implementation, and in addition, this utility model can be with other side
Formula realizes, and the most any obvious replacement is all at protection model of the present utility model
Within enclosing.
Claims (10)
1. a reduction of discharging unit equipment of microwave catalysis-biochemistry VOCs, including the microwave catalysis reaction unit set gradually and life
Change reactor, it is characterised in that: described microwave catalysis reaction unit includes being arranged at its internal catalyst passed through for waste gas
Layer, for heating catalyst layer microwave emitter, enter for waste gas the catalysis air inlet within microwave catalysis reaction unit and
The catalytic exhaust gas mouth flowed out for waste gas, is provided with biological cleaning mechanism in described biochemical reactor, biochemical reactor is provided with and is catalyzed
The biochemical air vent that the biochemical air inlet of air vent connection and supplied gas flow out.
The reduction of discharging unit equipment of a kind of microwave catalysis-biochemistry VOCs the most according to claim 1, it is characterised in that: described
Microwave catalysis reaction unit also includes resonator cavity, and the circular cross-section size of resonator cavity is gradually reduced to two ends by middle part.
The reduction of discharging unit equipment of a kind of microwave catalysis-biochemistry VOCs the most according to claim 2, it is characterised in that: described
Catalyst layer is positioned at the middle part of resonator cavity, and described microwave emitter is installed in resonator cavity, and microwave emitter includes at least company
Continuous ripple magnetron, the outfan of continuous wave magnetron stretches in resonator cavity.
The reduction of discharging unit equipment of a kind of microwave catalysis-biochemistry VOCs the most according to claim 3, it is characterised in that: described
Microwave emitter is electrically connected with temperature controller.
The reduction of discharging unit equipment of a kind of microwave catalysis-biochemistry VOCs the most according to claim 1, it is characterised in that: described
Being provided with waste-heat recovery device between catalytic exhaust gas mouth and biochemical air inlet, described catalysis air inlet connects has oxidant to add dress
Put.
The reduction of discharging unit equipment of a kind of microwave catalysis-biochemistry VOCs the most according to claim 1, it is characterised in that: described
Biological cleaning mechanism includes being arranged at the biological stripping cell of biochemical reactor bottom, is arranged at the biology above biological stripping cell and drips
Filtering layer and be arranged at the biofiltration layer above bio-trickling layer, described biochemical air vent is positioned at the top of biofiltration layer,
Described biochemical air inlet is arranged between biological stripping cell and bio-trickling layer.
The reduction of discharging unit equipment of a kind of microwave catalysis-biochemistry VOCs the most according to claim 6, it is characterised in that: described
Biological stripping cell is provided with the first biological attachment layer filled by the first attachment filler of graininess or bulk, and the first attachment is filled out
The surface attachment of material has elution bacterium layer.
The reduction of discharging unit equipment of a kind of microwave catalysis-biochemistry VOCs the most according to claim 6, it is characterised in that: described
Bio-trickling layer is filled by the second attachment filler of graininess or bulk and is formed, and the surface attachment of the second attachment filler has drips bacteriological filtration
Layer.
The reduction of discharging unit equipment of a kind of microwave catalysis-biochemistry VOCs the most according to claim 6, it is characterised in that: described
Biofiltration layer is filled by the 3rd attachment filler of graininess or bulk and is formed, and the surface attachment of the 3rd attachment filler had bacteriological filtration
Layer.
The reduction of discharging unit equipment of a kind of microwave catalysis-biochemistry VOCs the most according to claim 6, it is characterised in that: described
Being provided above of biological stripping cell elutes shower nozzle, described bio-trickling layer be provided above dripping a filter shower nozzle, elution shower nozzle with
Connect between biological stripping cell and have water pump, drip filter shower nozzle and be connected with the outlet of water pump, drip and be provided with between filter shower nozzle and water pump
Effusion meter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620441152.XU CN205730827U (en) | 2016-05-16 | 2016-05-16 | A kind of reduction of discharging unit equipment of microwave catalysis-biochemistry VOCs |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620441152.XU CN205730827U (en) | 2016-05-16 | 2016-05-16 | A kind of reduction of discharging unit equipment of microwave catalysis-biochemistry VOCs |
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| Publication Number | Publication Date |
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| CN205730827U true CN205730827U (en) | 2016-11-30 |
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|---|---|---|---|
| CN201620441152.XU Withdrawn - After Issue CN205730827U (en) | 2016-05-16 | 2016-05-16 | A kind of reduction of discharging unit equipment of microwave catalysis-biochemistry VOCs |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105944529A (en) * | 2016-05-16 | 2016-09-21 | 东莞市环境科学研究所 | Emission-reduction combination equipment for microwave catalysis and biochemical treatment of VOCs (volatile organic chemicals) |
| CN108413419A (en) * | 2018-05-10 | 2018-08-17 | 陕西青朗万城环保科技有限公司 | A kind of preparation method of microwave catalysis burning exhaust gas process device and carrier |
| CN108499356A (en) * | 2018-06-14 | 2018-09-07 | 苏州紫微星环保科技有限公司 | The micro- resonance of light and biological fluids spray organic waste gas treatment system and method |
| CN110296425A (en) * | 2019-06-26 | 2019-10-01 | 广东德大环保设备有限公司 | A kind of low-temperature catalyzed cleaning equipment of VOCs volatile organic waste gas |
| CN110671710A (en) * | 2019-10-25 | 2020-01-10 | 深圳麦格米特电气股份有限公司 | Microwave catalytic combustion treatment device and treatment method thereof |
| CN113522018A (en) * | 2021-07-20 | 2021-10-22 | 四川大学 | Device for microwave-assisted catalytic oxidation of VOCs (volatile organic compounds) gas degradation |
-
2016
- 2016-05-16 CN CN201620441152.XU patent/CN205730827U/en not_active Withdrawn - After Issue
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105944529A (en) * | 2016-05-16 | 2016-09-21 | 东莞市环境科学研究所 | Emission-reduction combination equipment for microwave catalysis and biochemical treatment of VOCs (volatile organic chemicals) |
| CN105944529B (en) * | 2016-05-16 | 2018-11-16 | 东莞市环境科学研究所 | A kind of emission reduction unit equipment of microwave catalysis-biochemistry VOCs |
| CN108413419A (en) * | 2018-05-10 | 2018-08-17 | 陕西青朗万城环保科技有限公司 | A kind of preparation method of microwave catalysis burning exhaust gas process device and carrier |
| CN108413419B (en) * | 2018-05-10 | 2024-04-19 | 陕西青朗万城环保科技有限公司 | Microwave catalytic combustion waste gas treatment device and carrier preparation method |
| CN108499356A (en) * | 2018-06-14 | 2018-09-07 | 苏州紫微星环保科技有限公司 | The micro- resonance of light and biological fluids spray organic waste gas treatment system and method |
| CN110296425A (en) * | 2019-06-26 | 2019-10-01 | 广东德大环保设备有限公司 | A kind of low-temperature catalyzed cleaning equipment of VOCs volatile organic waste gas |
| CN110671710A (en) * | 2019-10-25 | 2020-01-10 | 深圳麦格米特电气股份有限公司 | Microwave catalytic combustion treatment device and treatment method thereof |
| CN113522018A (en) * | 2021-07-20 | 2021-10-22 | 四川大学 | Device for microwave-assisted catalytic oxidation of VOCs (volatile organic compounds) gas degradation |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20161130 Effective date of abandoning: 20181116 |
|
| AV01 | Patent right actively abandoned |