CN107930377A - A kind of biology spray absorber and minimum discharge wet-esp technique - Google Patents
A kind of biology spray absorber and minimum discharge wet-esp technique Download PDFInfo
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- CN107930377A CN107930377A CN201711160493.5A CN201711160493A CN107930377A CN 107930377 A CN107930377 A CN 107930377A CN 201711160493 A CN201711160493 A CN 201711160493A CN 107930377 A CN107930377 A CN 107930377A
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- spray
- tower body
- biological
- gas
- upper cavity
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- 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
- B01D53/84—Biological processes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D50/00—Combinations of methods or devices for separating particles from gases or vapours
- B01D50/60—Combinations of devices covered by groups B01D46/00 and B01D47/00
-
- 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
- B01D53/46—Removing components of defined structure
- B01D53/48—Sulfur compounds
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2251/00—Reactants
- B01D2251/95—Specific microorganisms
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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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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Biomedical Technology (AREA)
- Environmental & Geological Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Analytical Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Life Sciences & Earth Sciences (AREA)
- Molecular Biology (AREA)
- Treating Waste Gases (AREA)
Abstract
The present invention provides a kind of biological spray absorber and minimum discharge wet-esp technique wherein, biological spray absorber includes tower body and spray thrower, exhaust outlet is equipped with the top of tower body, tower body bottom is equipped with air inlet, adiabatic sealing plate is equipped with tower body tower body is divided into upper cavity and lower chamber, and adiabatic sealing plate is equipped with a venthole, upper cavity is connected with lower chamber by venthole;Compartment is equiped with two board-like separator-filters in lower chamber, and biofiltration layer is equipped with upper cavity;Spray thrower includes the first spray tube for being installed in the second spray tube on the downside of adiabatic sealing plate and being installed between two board-like separator-filters.The present invention provides that a kind of cost is low, taking up an area face details, small, dust catches the biological spray absorber and minimum discharge wet-esp technique that effect is good and desulfurization effect is good, and to solve, existing spray absorber desulfurization effect is poor, the not compact technical problem for causing to take up a large area of structure.
Description
Technical field
It is specially a kind of biological spray absorber and super the present invention relates to toxic and harmful gas abatement equipment technical field
Low emission wet-esp technique.
Background technology
At present, industrially using upper, what desulfurizer and dedusting were typically separately set up.According to dry desulfurization,
The deduster of setting dry type is needed, this needs to vacate certain space for deduster when implementing, and also increases a part of dedusting
Investment;According to wet desulphurization, then desulphurization plant is mainly spray absorber.Existing spray absorber technological process is more single
One, internal structure is simple, and dust removal process is then that electric precipitator dedusting is utilized before desulfurizing tower is entered, or is sprayed using desulfurization
Effect dedusting.
For developing country put into flue gas ash removal, desulfurization fund it is few, particularly various lots of middle-size and small-size pot
Stove user, it is limited to exhaust gas desulfurization expense ability to bear, and centralized and unified management actual conditions are not easy to, develop a kind of investment
Save, operating cost is low, easy to safeguard, be adapted to the dust-removing desulfurating apparatus of China's national situation, i.e. an equipment meets dust-removing process at the same time
Desulfurization process can be carried out again, so as to reduce the investment cost and floor space of system, become current Coal Industrial and environmental protection production
The technical problem solved is badly in need of in industry development.Main equipment " high-efficiency low-resistance " is required this.It is right on the premise of power is not increased
Trickle grit has higher flutterring to collect efficiency and stronger desulfurizing function so as to reduce operating cost.And desulfurizing fly ash needs to face
The problem of except improve desulfuration efficiency, meet new standard requirement in addition to;Also taking cost into account to be filled in original dedusting, desulfurization
Transformation amount is reduced on the basis of putting, reduces improvement cost as far as possible.
The content of the invention
The present invention provides the biology spray that a kind of cost is low, it is small to take up an area face details, dust seizure effect is good and desulfurization effect is good
Absorption tower and minimum discharge wet-esp technique are drenched, existing spray absorber desulfurization effect is poor, structure is not compact makes to solve
Into the technical problem taken up a large area.
To achieve the above object, the present invention provides following technical solution:It is a kind of biology spray absorber, including tower body and
Spray thrower, the tower body top are equipped with exhaust outlet, and the tower body bottom is equipped with air inlet, adiabatic sealing is equipped with the tower body
The tower body is divided into upper cavity and lower chamber by plate, and the adiabatic sealing plate is equipped with a venthole, the upper cavity and
The lower chamber is connected by the venthole;Compartment is equiped with two board-like separator-filters in the lower chamber,
Biofiltration layer is equipped with the upper cavity;The spray thrower includes being installed in the second spray on the downside of the adiabatic sealing plate
Manage and be installed in the first spray tube between two board-like separator-filters.
On the basis of such scheme preferably, temperature inductor is equipped with the venthole.
On the basis of such scheme preferably, breather cheek valve is also installed in the venthole.
On the basis of such scheme preferably, the biofiltration layer includes light ceramic filler and biological inoculum.
On the basis of such scheme preferably, the upper cavity bottom is equipped with osculum.
On the basis of such scheme preferably, biological liquid supply unit is further included.
A kind of minimum discharge wet-esp technique using biological spray absorber as described above of the present invention, including with
Lower step:
Step S1, exhaust gas from top to bottom enter in the tower body, and the exhaust gas is filtered with the plate separator
Afterwards, then under the action of first spray tube collided with water mist and heat exchange, to obtain coagulation gas;
Step S2, the coagulation gas from bottom to top by the plate separator filtering after, the level-one
The water mist of processing gas and second spray tube at the top of the plate separator is collided and heat exchange, to obtain
Two stage treatment gas;
Step S3, the two stage treatment gas are final to obtain by the biofiltration layer via the venthole
Purification gas.
On the basis of such scheme preferably, in the step S3, the temperature in the biofiltration layer is 20 ° -30 °.
Compared with prior art, a kind of biological spray absorber of the invention, is sealed by the thermal insulation set in tower body
Tower body is divided into upper and lower two mutually heat-insulated upper cavities and lower chamber by plate, utilizes board-like point of two set in lower chamber
From filter, the first spray tube of spray thrower and the second spray tube is coordinated to realize that the classified spraying for treating processing gas absorbs
Dust removal process, and due to the effect of spray thrower so that after tower body bottom has hydrops, pending gas to enter tower body, exist first
After the hydrops of tower body bottom carries out once cooling and dust removal process, then by board-like separator-filter, the first spray tube, board-like
Separator-filter and the second spray tube, realize that its classification cools down and absorbs the floating dust particle of pending gas, are absorbed through lower chamber
Gas afterwards, into after upper cavity, is inhaled the pernicious gas for being difficult to convert in gas by biomass by biofiltration layer
Contracture solution, effectively to reduce the harmful components in gas, realizes the purpose of its minimum discharge.
A kind of biological spray absorber of the present invention, its is simple and compact for structure, and floor space is small, dedusting good absorption effect.
Brief description of the drawings
Attached drawing is used for providing a further understanding of the present invention, and a part for constitution instruction, the reality with the present invention
Apply example to be used to explain the present invention together, be not construed as limiting the invention.
In the accompanying drawings:
Fig. 1 is a kind of structure diagram of biological spray absorber of the present invention;
Fig. 2 is a kind of process flow chart of minimum discharge wet-esp technique of the present invention.
Embodiment
With reference to the accompanying drawings and examples, the embodiment of the present invention is described in further detail.Implement below
Example is used to illustrate the present invention, but is not limited to the scope of the present invention.
Refering to Figure 1, the present invention provides a kind of biological spray absorber, including tower body and spray thrower, tower body top
Portion is equipped with exhaust outlet, and the bottom of tower body is equipped with air inlet, is equipped with check valve at air inlet so that gas can only be by export-oriented tower body
Interior importing, and the gas or liquid in tower body cannot discharge.
Refering to Figure 1, the present invention provides a kind of biological spray absorber, including tower body 100 and spray thrower 200,
The top of tower body 100 is equipped with exhaust outlet, and the bottom of tower body 100 is equipped with air inlet 160, check valve is equipped with air inlet 160 so that
Gas can only be by importing in export-oriented tower body 100, and the gas or liquid in tower body 100 cannot discharge.
As shown in Figure 1, adiabatic sealing plate 110 is equipped with the tower body 100 of the present invention is divided into upper cavity 130 by tower body 100
With lower chamber 140, and a venthole 120 is equipped with adiabatic sealing plate 110 so that upper cavity 130 passes through with lower chamber 140
Venthole 120 is connected, in use, being processed after gas has air inlet 160 to enter lower chamber 140, through venthole 120
Handled again into upper cavity 130, and due to the effect of adiabatic sealing plate 110 so that upper cavity 130 and lower chamber
140 is mutually isolated, and the heat in lower chamber 140 will not be uploaded in upper cavity 130, so as to avoid temperature mistake in upper cavity 130
It is high.
Compartment is equiped with two board-like separator-filters 150 in the lower chamber 140 of the present invention, is equipped with upper cavity 130
Biofiltration layer 131, wherein, spray thrower 200 includes being installed in the second spray tube 210 and the installing of the adiabatic downside of sealing plate 110
The first spray tube 220 between two board-like separator-filters 150.
In use, spray liquid is sprayed at board-like separator-filter 150 by the first spray tube 220 and the second spray tube 210
On, spray liquid is accumulated in the bottom of tower body 100 after board-like separator-filter 150, and gas enters after air inlet 160
In tower body 100, after the liquid with being accumulated in 100 bottom of tower body is sufficiently mixed, by the large dust particle in its gas in tower
Cleaning cooling is carried out in the spray liquid of 100 bottom of body, then, by board-like separator-filter 150 progress separating and filtering, then
Sprayed on first spray tube 220 under liquid effects, the water that the fine particle dust in gas and the first spray tube 220 are sprayed
Mist is combined to form macromolecular liquid, is again introduced into plate separator, and secondary separation is carried out by plate separator
Filter, so that part fine particle dust is separated into cooling again, the gas after separation, by under adiabatic sealing plate 110
Under the action of second spray tube 210 of side, cooling is rinsed again, and the gas after cooling passes through on adiabatic sealing plate 110
Venthole 120 enters in upper cavity 130, in the case where the biofiltration layer 131 of upper cavity 130 acts on, by the harmful substance in gas
Decomposition and inversion is carried out into carbon dioxide and water, further to reduce the content of the polluted gas in gas, to realize its ultralow row
The purpose put.
As another preferred embodiment of the present invention, temperature inductor is equipped with venthole 120 of the invention, and
Breather cheek valve is also installed in venthole 120, on the one hand realizes the gas of lower chamber 140 to the gas list in upper cavity 130
To the purpose of input, prevent the temperature in lower chamber 140 from being transmitted to upper cavity 130, influence 130 biofiltration layer 131 of upper cavity
Filter effect;On the other hand, breather cheek valve is utilized so that an one-way sealing chamber is formed on 130 bottom of upper cavity, avoids
Liquid in cavity 130 disperses into lower chamber 140.Further, biofiltration layer 131 of the invention includes light ceramic
Filler and biological inoculum, light ceramic filler form carrier, and biological inoculum is blended in light ceramic filler.
In actual use, after being broken down into carbon dioxide and water due to the pernicious gas in pending gas, its
Interior component is complex, and in order to avoid the product after decomposition influences the survival rate of biological inoculum, the present invention is also provided with outside
One biological fluids feeding mechanism 132, the biology liquid supply unit input biological fluids into tower body 100 through delivery pipe by the pump housing and spray
Leaching is in light ceramic filler, to supplement biological inoculum in light ceramic filler.Preferably band is equipped with 130 bottom of upper cavity
The osculum of valve body, to realize the discharge to decomposition product.
Please continue to refer to shown in Fig. 2, the ultralow of biological spray absorber as described above is used present invention also offers a kind of
Wet-esp technique is discharged, is comprised the following steps:
Step S1, exhaust gas from top to bottom enter in the tower body 100, after exhaust gas is filtered with plate separator, then
Collided under the action of first spray tube 220 with water mist and heat exchange, to obtain coagulation gas;
Step S2, coagulation gas from bottom to top by the plate separator filtering after, the coagulation gas
Collided with the water mist of second spray tube 210 at the top of plate separator and heat exchange, to obtain two stage treatment gas
Body;
Step S3, two stage treatment gas is via venthole 120, by the biofiltration layer 131, to obtain finally
Purification gas.
In order to ensure the strain survival rate of biofiltration layer 131, the present invention passes through the ventilation on adiabatic sealing plate 110
One temperature inductor is set at hole 120, the temperature for entering gas in upper cavity 130 is obtained by temperature inductor, so as to protect
The temperature of upper cavity 130 is demonstrate,proved in OK range, wherein it is preferred that the temperature in the biofiltration layer 131 is 20 ° -30 °.
Finally it should be noted that:The foregoing is merely the preferred embodiment of the present invention, it is not intended to limit the invention,
Although the present invention is described in detail with reference to the foregoing embodiments, for those skilled in the art, it still may be used
To modify to the technical solution described in foregoing embodiments, or equivalent substitution is carried out to which part technical characteristic.
Within the spirit and principles of the invention, any modification, equivalent replacement, improvement and so on, should be included in the present invention
Protection domain within.
Claims (8)
- A kind of 1. biology spray absorber, it is characterised in that including tower body and spray thrower, exhaust outlet is equipped with the top of the tower body, The tower body bottom is equipped with air inlet, adiabatic sealing plate is equipped with the tower body tower body is divided into upper cavity and cavity of resorption Body, and the adiabatic sealing plate is equipped with a venthole, the upper cavity is connected with the lower chamber by the venthole; Compartment is equiped with two board-like separator-filters in the lower chamber, and biofiltration layer is equipped with the upper cavity;The spray Leaching device include the second spray tube being installed on the downside of the adiabatic sealing plate and be installed in two board-like separator-filters it Between the first spray tube.
- 2. a kind of biological spray absorber as claimed in claim 1, it is characterised in that temperature sense is equipped with the venthole Device.
- A kind of 3. biological spray absorber as claimed in claim 2, it is characterised in that also installed in the venthole unidirectionally into Air valve.
- 4. a kind of biological spray absorber as claimed in claim 3, it is characterised in that the biofiltration layer includes Lightweight ceramic Particulate filler and biological inoculum.
- 5. a kind of biological spray absorber as claimed in claim 4, it is characterised in that the upper cavity bottom is equipped with draining Hole.
- 6. a kind of biological spray absorber as claimed in claim 5, it is characterised in that further include biological liquid supply unit.
- 7. a kind of minimum discharge wet-esp technique using biological spray absorber as claimed in claim 1, its feature exists In comprising the following steps:Step S1, exhaust gas from top to bottom enter in the tower body, after the exhaust gas is filtered with the plate separator, then Collided under the action of first spray tube with water mist and heat exchange, to obtain coagulation gas;Step S2, the coagulation gas from bottom to top by the plate separator filtering after, the coagulation The water mist of gas and second spray tube at the top of the plate separator is collided and heat exchange, to obtain at two level Process gases;Step S3, the two stage treatment gas is via the venthole, by the biofiltration layer, to obtain final purification Gas.
- 8. minimum discharge wet-esp technique as claimed in claim 7, it is characterised in that described in the step S3 Temperature in biofiltration layer is 20 ° -30 °.
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CN201711160493.5A CN107930377A (en) | 2017-11-20 | 2017-11-20 | A kind of biology spray absorber and minimum discharge wet-esp technique |
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CN201711160493.5A CN107930377A (en) | 2017-11-20 | 2017-11-20 | A kind of biology spray absorber and minimum discharge wet-esp technique |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110898619A (en) * | 2018-09-14 | 2020-03-24 | 萍乡市华填化工填料有限公司 | Coking waste gas treatment process and filler treatment tower |
CN110898615A (en) * | 2018-09-14 | 2020-03-24 | 萍乡市华填化工填料有限公司 | Coking industrial waste gas treatment tower and treatment method |
CN111632488A (en) * | 2020-04-29 | 2020-09-08 | 倪其棍 | Industrial waste gas treatment device for separated internal hanging type biological carriers |
Citations (5)
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FR2713509B1 (en) * | 1993-12-08 | 1996-03-08 | Lorraine Laminage | Method and device for the continuous treatment of hot smoke containing dust. |
CN103830986A (en) * | 2014-03-12 | 2014-06-04 | 南京航空航天大学 | Integrated dust removal-purification device and purification method of stationary diesel engine system |
CN204911230U (en) * | 2015-07-17 | 2015-12-30 | 环境保护部华南环境科学研究所 | A high -efficient purifier for containing complicated waste gas pollution control and treatment of organic compound |
CN106110877A (en) * | 2016-08-22 | 2016-11-16 | 青岛华世洁环保科技有限公司 | A kind of container-type bacteria bed |
CN107088359A (en) * | 2017-06-26 | 2017-08-25 | 深圳市友健科技有限公司 | A kind of biological purification plant for handling waste gas |
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2017
- 2017-11-20 CN CN201711160493.5A patent/CN107930377A/en active Pending
Patent Citations (5)
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FR2713509B1 (en) * | 1993-12-08 | 1996-03-08 | Lorraine Laminage | Method and device for the continuous treatment of hot smoke containing dust. |
CN103830986A (en) * | 2014-03-12 | 2014-06-04 | 南京航空航天大学 | Integrated dust removal-purification device and purification method of stationary diesel engine system |
CN204911230U (en) * | 2015-07-17 | 2015-12-30 | 环境保护部华南环境科学研究所 | A high -efficient purifier for containing complicated waste gas pollution control and treatment of organic compound |
CN106110877A (en) * | 2016-08-22 | 2016-11-16 | 青岛华世洁环保科技有限公司 | A kind of container-type bacteria bed |
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Title |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110898619A (en) * | 2018-09-14 | 2020-03-24 | 萍乡市华填化工填料有限公司 | Coking waste gas treatment process and filler treatment tower |
CN110898615A (en) * | 2018-09-14 | 2020-03-24 | 萍乡市华填化工填料有限公司 | Coking industrial waste gas treatment tower and treatment method |
CN111632488A (en) * | 2020-04-29 | 2020-09-08 | 倪其棍 | Industrial waste gas treatment device for separated internal hanging type biological carriers |
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