CN108043220A - A kind of bio-trickling filter of dust-removal and desulfurizing denitration - Google Patents
A kind of bio-trickling filter of dust-removal and desulfurizing denitration Download PDFInfo
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- CN108043220A CN108043220A CN201810034846.5A CN201810034846A CN108043220A CN 108043220 A CN108043220 A CN 108043220A CN 201810034846 A CN201810034846 A CN 201810034846A CN 108043220 A CN108043220 A CN 108043220A
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- Prior art keywords
- tower body
- bio
- dust
- removal
- trickling filter
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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
- B01D53/86—Catalytic processes
- B01D53/8621—Removing nitrogen compounds
- B01D53/8625—Nitrogen oxides
-
- 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
- B01D53/46—Removing components of defined structure
- B01D53/48—Sulfur compounds
- B01D53/50—Sulfur oxides
-
- 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
- B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C—MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C3/00—Separating dispersed particles from gases or vapour, e.g. air, by electrostatic effect
- B03C3/017—Combinations of electrostatic separation with other processes, not otherwise provided for
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2251/00—Reactants
- B01D2251/20—Reductants
- B01D2251/206—Ammonium compounds
- B01D2251/2062—Ammonia
-
- 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
- B01D2257/40—Nitrogen compounds
- B01D2257/404—Nitrogen oxides other than dinitrogen oxide
-
- 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)
- Environmental & Geological Engineering (AREA)
- Analytical Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Health & Medical Sciences (AREA)
- Biomedical Technology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Molecular Biology (AREA)
- Treating Waste Gases (AREA)
Abstract
The present invention relates to a kind of bio-trickling filters of dust-removal and desulfurizing denitration, including tower body, denitrification apparatus is provided on the left of the tower body, SCR denitration reactor and activated carbon adsorption filled layer are disposed in the denitrification apparatus from top to bottom, exhaust fan is provided with above the denitrification apparatus, the exhaust fan is connected by Z-type gas-guide tube with the air inlet for the bottom for being arranged on tower body, the tower body top is provided with Drainage tank, the tower body opposite side is provided with biological nutrition liquid storage tank, include biologic packing material layer in the tower body successively from the bottom up, spray liquid layer, spray tube, the other end of the spray tube is connected with the circulating pump outside tower body.The present invention improves the efficiency of purified treatment by warm dedusting, denitration process and a variety of mixed fillers and Multi-layer sprinkling.
Description
Technical field
The present invention relates to technical field of waste gas treatment, and in particular to a kind of bio-trickling filter of dust-removal and desulfurizing denitration.
Background technology
Present China carries forward vigorously prevention and control of air pollution, and the discharge for cutting down sulfur-bearing exhaust gas containing nitre is that improvement is big at present in China
The top priority of gas pollution.Traditional desulfurizing and denitrifying process is since desulphurization denitration cost is excessively high and the problems such as the outlet of byproduct
Its popularization and application in China is made to receive certain restrictions.With the continuous development of biotechnology, advanced, economic higher education is sought
Biological desulphurization denitrating technique has become the hot spot of flue gas desulfurization and denitrification technical research.Bio-trickling filter flue gas desulfurization and denitrification technology with
Traditional desulphurization denitration technology is compared, simple with equipment, easy to operate, and, less energy consumption low with operating cost is safeguarded in investment, secondary
The advantages that pollution is less and desulfuration efficiency is high.
Existing bio-trickling filter is mostly applied to processing organic exhaust gas, applies to the less of desulphurization denitration, and sulfur-bearing
Exhaust gas containing nitre has the characteristics that dust is more simultaneously, it is desirable that bio-trickling filter improves the requirement to dedusting.
The content of the invention
It is an object of the invention to overcome the deficiencies of the prior art and provide a kind of bio-trickling filters of dust-removal and desulfurizing denitration.
The purpose of the present invention is what is be achieved through the following technical solutions：A kind of bio-trickling filter of dust-removal and desulfurizing denitration,
It is characterised in that it includes tower body, tower body left side is provided with denitrification apparatus, and exhaust gas is provided on the left of the denitrification apparatus
Import is provided with electrostatic precipitator in the exhaust gas inlet, SCR denitration is disposed with from top to bottom in the denitrification apparatus
Reactor and activated carbon adsorption filled layer, the denitrification apparatus top are provided with exhaust fan, and the exhaust fan passes through Z-type gas-guide tube
The air inlet of bottom with being arranged on tower body is connected, and the top of tower body is provided with gas outlet；The tower body top is provided with row
Flow container, the tower body opposite side are provided with biological nutrition liquid storage tank, are filled out successively including biology from the bottom up in the tower body
The bed of material, spray liquid layer, spray tube, the lower part of the spray tube is set there are four the atomizer being spaced substantially equidistant, described
One end sealing of spray tube, the other end of the spray tube are connected with the circulating pump outside tower body.
Further, the electrostatic precipitator is electrostatic cyclone.
Further, the tower body bottom is fixedly installed PH measuring instruments.
Further, the biologic packing material layer is spongy biological filler.
Further, the one side of the Benitration reactor is equipped with ammonia imports, and ammonia tank is connected by ammonia imports.
Further, gaseous mass detection device is additionally provided at the top of the tower body, built in the gas-detecting device
Sulfur dioxide concentration sensor and nitric oxide concentration sensor, and gas-detecting device passes through data line and backstage computer
Connection.
The beneficial effects of the invention are as follows：It is attached to promote microorganism by denitration process and a variety of mixed fillers and Multi-layer sprinkling
The amount of wearing improves the efficiency of purified treatment, while the dedusting that can also cool down, and reaches optimal treatment effeciency.
Description of the drawings
Fig. 1 is the structural diagram of the present invention；
In figure, 1- tower bodies, 2- denitrification apparatus, 3- exhaust gas inlets, 4- electrostatic precipitator, 5-SCR Benitration reactors, the suction of 6- activated carbons
Attached filled layer, 7- exhaust fans, 8-Z type gas-guide tubes, 9- air inlets, 10- gas outlets, 11- Drainage tanks, 12- biological nutrition liquid storage tanks,
13- biologic packing material layers, 14- spray liquid layers, 15- spray tubes, 16- circulating pumps, 17-PH measuring instruments, 18- gaseous masses detection dress
It puts, 19- ammonia tanks.
Specific embodiment
Technical scheme is described in further detail with reference to specific embodiment, but protection scope of the present invention is not
It is confined to as described below.
The present invention：A kind of bio-trickling filter of dust-removal and desulfurizing denitration, which is characterized in that including tower body 1, the tower body 1
Left side is provided with denitrification apparatus 2, and the left side of the denitrification apparatus 2 is provided with exhaust gas inlet 3, is set in the exhaust gas inlet 3
There is electrostatic precipitator 4, be disposed with SCR denitration reactor 5 and activated carbon adsorption filling in the denitrification apparatus 2 from top to bottom
Layer 6,2 top of denitrification apparatus are provided with exhaust fan 7, and the exhaust fan 7 passes through Z-type gas-guide tube 8 and the bottom for being arranged on tower body 1
The air inlet 9 at end connects, and the top of tower body 1 is provided with gas outlet 10；1 top of tower body is provided with Drainage tank 11, described
1 opposite side of tower body be provided with biological nutrition liquid storage tank 12, include biologic packing material layer in the tower body 1 successively from the bottom up
13rd, liquid layer 14, spray tube 15 are sprayed, there are four the atomizer being spaced substantially equidistant, institutes for the lower part setting of the spray tube 15
One end sealing for the spray tube 15 stated, the other end of the spray tube 15 are connected with the circulating pump 16 outside tower body 1.
Further, the electrostatic precipitator 4 is electrostatic cyclone.
Further, 1 bottom of tower body is fixedly installed PH measuring instruments 17.
Further, the biologic packing material layer 13 is spongy biological filler.
Further, the one side of the Benitration reactor 2 is equipped with ammonia imports, and ammonia tank is connected by ammonia imports
19。
Further, 1 top of tower body is additionally provided with gaseous mass detection device 18, the gas-detecting device 18
Built-in sulfur dioxide concentration sensor and nitric oxide concentration sensor, and gas-detecting device 18 by data line with after
Platform computer connects.
The above is only the preferred embodiment of the present invention, it should be understood that the present invention is not limited to described herein
Form is not to be taken as the exclusion to other embodiment, and available for various other combinations, modification and environment, and can be at this
In the text contemplated scope, it is modified by the technology or knowledge of above-mentioned introduction or association area.And those skilled in the art institute into
Capable modifications and changes do not depart from the spirit and scope of the present invention, then all should be in the protection domain of appended claims of the present invention
It is interior.
Claims (6)
1. a kind of bio-trickling filter of dust-removal and desulfurizing denitration, which is characterized in that including tower body（1）, the tower body（1）Left side is set
It is equipped with denitrification apparatus（2）, the denitrification apparatus（2）Left side be provided with exhaust gas inlet（3）, the exhaust gas inlet（3）On set
It is equipped with electrostatic precipitator（4）, the denitrification apparatus（2）SCR denitration reactor is inside disposed with from top to bottom（5）And activated carbon
Adsorb filled layer（6）, the denitrification apparatus（2）Top is provided with exhaust fan（7）, the exhaust fan（7）Pass through Z-type gas-guide tube
（8）With being arranged on tower body（1）Bottom air inlet（9）Connection, in tower body（1）Top be provided with gas outlet（10）；It is described
Tower body（1）Top is provided with Drainage tank（11）, the tower body（1）Opposite side is provided with biological nutrition liquid storage tank（12）, it is described
Tower body（1）Inside include biologic packing material layer successively from the bottom up（13）, spray liquid layer（14）, spray tube（15）, the spray
Pipe（15）Lower part set that there are four the atomizer that is spaced substantially equidistant, the spray tubes（15）One end sealing, it is described
Spray tube（15）The other end and tower body（1）Outer circulating pump（16）It is connected.
2. the bio-trickling filter of a kind of dust-removal and desulfurizing denitration according to claim 1, which is characterized in that the electrostatic removes
Dirt device（4）For electrostatic cyclone.
A kind of 3. bio-trickling filter of dust-removal and desulfurizing denitration according to claim 1, which is characterized in that the tower body
（1）Bottom is fixedly installed PH measuring instruments（17）.
4. the bio-trickling filter of a kind of dust-removal and desulfurizing denitration according to claim 1, which is characterized in that the biology is filled out
The bed of material（13）For spongy biological filler.
5. the bio-trickling filter of a kind of dust-removal and desulfurizing denitration according to claim 1, which is characterized in that the denitration is anti-
Answer device（2）One side be equipped with ammonia imports, connect ammonia tank by ammonia imports（19）.
A kind of 6. bio-trickling filter of dust-removal and desulfurizing denitration according to claim 1, which is characterized in that the tower body
（1）Top is additionally provided with gaseous mass detection device（18）, the gas-detecting device（18）Built-in sulfur dioxide concentration sensing
Device and nitric oxide concentration sensor, and gas-detecting device（18）It is connected by data line with backstage computer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810034846.5A CN108043220A (en) | 2018-01-15 | 2018-01-15 | A kind of bio-trickling filter of dust-removal and desulfurizing denitration |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810034846.5A CN108043220A (en) | 2018-01-15 | 2018-01-15 | A kind of bio-trickling filter of dust-removal and desulfurizing denitration |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108043220A true CN108043220A (en) | 2018-05-18 |
Family
ID=62126628
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810034846.5A Withdrawn CN108043220A (en) | 2018-01-15 | 2018-01-15 | A kind of bio-trickling filter of dust-removal and desulfurizing denitration |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108043220A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110975591A (en) * | 2019-11-12 | 2020-04-10 | 太原理工大学 | Remove NO in flue gasXApparatus and method of |
| WO2021165621A1 (en) * | 2020-02-20 | 2021-08-26 | Suez Groupe | Air purification facility and method |
-
2018
- 2018-01-15 CN CN201810034846.5A patent/CN108043220A/en not_active Withdrawn
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110975591A (en) * | 2019-11-12 | 2020-04-10 | 太原理工大学 | Remove NO in flue gasXApparatus and method of |
| WO2021165621A1 (en) * | 2020-02-20 | 2021-08-26 | Suez Groupe | Air purification facility and method |
| FR3107459A1 (en) * | 2020-02-20 | 2021-08-27 | Suez Groupe | AIR CLEANING INSTALLATION AND PROCESS |
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|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20180518 |