CN107666005A - Microbiological fuel cell and the method for removing nitrogen-containing compound in waste water - Google Patents
Microbiological fuel cell and the method for removing nitrogen-containing compound in waste water Download PDFInfo
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- CN107666005A CN107666005A CN201710859890.5A CN201710859890A CN107666005A CN 107666005 A CN107666005 A CN 107666005A CN 201710859890 A CN201710859890 A CN 201710859890A CN 107666005 A CN107666005 A CN 107666005A
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- cathode chamber
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M8/00—Fuel cells; Manufacture thereof
- H01M8/16—Biochemical fuel cells, i.e. cells in which microorganisms function as catalysts
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/34—Biological treatment of water, waste water, or sewage characterised by the microorganisms used
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F9/00—Multistage treatment of water, waste water or sewage
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2101/00—Nature of the contaminant
- C02F2101/30—Organic compounds
- C02F2101/38—Organic compounds containing nitrogen
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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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/30—Hydrogen technology
- Y02E60/50—Fuel cells
Abstract
The present invention relates to a kind of microbiological fuel cell and the method for removing nitrogen-containing compound in waste water.It is an object of the invention to provide a kind for the treatment of of wastes with processes of wastes against one another, lower-cost microbiological fuel cell and the method for removing nitrogen-containing compound in waste water.The technical scheme is that：A kind of microbiological fuel cell, with aerobic cathode chamber, and the anode chamber below aerobic cathode chamber and anaerobism cathode chamber, wherein anode chamber connect aerobic cathode chamber through the hole on porous plastics pad I, aerobic cathode chamber connects anaerobism cathode chamber through the hole on porous plastics pad II；Anode chamber is provided with water inlet, and the anode for being used for growing electricity-producing microorganism is provided with anode chamber；Gas outlet is provided with the top of aerobic cathode chamber, aerobic cathode chamber is built-in with aerobe negative electrode；Anaerobism cathode chamber is provided with delivery port, and anaerobism cathode chamber is built-in with anaerobic organism negative electrode；Anode in anode chamber electrically connects the anaerobic organism negative electrode in aerobe negative electrode and anaerobism cathode chamber in aerobic cathode chamber through resistance I and resistance II respectively.
Description
Technical field
The present invention relates to a kind of microbiological fuel cell and the method for removing nitrogen-containing compound in waste water.Suitable for microorganism
Field of fuel cell technology.
Background technology
The shortage of energy and water resource, it is two significant challenges that the whole world faces, human social is formed
Serious threat.Widely used process for town sewage treatment includes conventional activated sludge process and deformation, as anaerobic-anoxic-
Aerobic method A2O techniques, oxidation ditch process, sequencing batch active sludge SBR techniques etc..Removal effect of these techniques to pollutant
It is good, but operation energy consumption is high, excess sludge production is big.In fact, contained huge energy in sewage, 1kg CODs COD
Complete oxidation is the energy that water and CO2 can produce 3.86kWh in theory, if sanitary sewage in terms of 400mg/L COD,
Contained energy is 1.544kWh/m3, is 5.3 times of wastewater treatment in China factory and office reason 1m3 sewage average current drains.
Microbiological fuel cell MFC appearance and fast development in recent years, also achieves and electric energy is reclaimed from waste water, but still
In the presence of many defects.Although first, having preferable removal effect to organic pollution, the removal to nitrogen pollutant is still not to the utmost
Such as people's will.Second, cathode electronics acceptor cost is higher, its promotion and application is limited.If can be by the nitrate nitrogen in waste water and Asia
Nitrate nitrogen can not only reduce the operating cost of microbiological fuel cell as electron acceptor, moreover it is possible to reach the treatment of wastes with processes of wastes against one another, one
Lift obtain more.
Patent of invention 201310029031.5 and 201310029627.5 has been authorized to both provide denitrifying microorganism fuel
Battery, these Microbial fuel electricity are realized nitration denitrification joint electricity production, are fuel using organic matter and ammonia nitrogen, are produced using nitrification
Thing is as electron acceptor, the treatment of wastes with processes of wastes against one another.But said system is the less efficient of fuel using ammonia nitrogen so that negative electrode can utilize nitrification
Product amount is less, while anode chamber needs ion selectivity to pass through film with isolating for cathode chamber, and this make it that the cost of reactor is big
Big raising.
The content of the invention
The technical problem to be solved in the present invention is：It is relatively low for a kind for the treatment of of wastes with processes of wastes against one another of above-mentioned problem offer, cost
Microbiological fuel cell and remove waste water in nitrogen-containing compound method.
The technical solution adopted in the present invention is：A kind of microbiological fuel cell, it is characterised in that：With aerobic negative electrode
Room, and the anode chamber below aerobic cathode chamber and anaerobism cathode chamber, wherein anode chamber is through the hole on porous plastics pad I
Aerobic cathode chamber is connected, aerobic cathode chamber connects anaerobism cathode chamber through the hole on porous plastics pad II；
The anode chamber is provided with water inlet, and the anode for being used for growing electricity-producing microorganism is provided with the anode chamber；It is described aerobic
Gas outlet is provided with the top of cathode chamber, the aerobic cathode chamber is built-in with aerobe negative electrode；The anaerobism cathode chamber is provided with delivery port,
The anaerobism cathode chamber is built-in with anaerobic organism negative electrode；
Anode in the anode chamber electrically connects the aerobe in the aerobic cathode chamber through resistance I and resistance II respectively
Anaerobic organism negative electrode in negative electrode and the anaerobism cathode chamber.
The anode indoor inoculation has the anaerobic sludge of electricity-producing microorganism, aerobic negative electrode indoor inoculation aerobic sludge, anaerobism
Negative electrode indoor inoculation has the anaerobic sludge of denitrifying microorganism.
The anode is collectively formed by coated graphite rod electrrode I and carbon felt I, and carbon felt I is distributed in around coated graphite rod electrrode I.
The cumulative volume of the anode is the 1/3~2/3 of the anode building volume.
The anaerobic organism negative electrode is collectively formed by coated graphite rod electrrode II and carbon felt II, and carbon felt II is distributed in coated graphite rod electrrode
Around II.
The cumulative volume of the anaerobic organism negative electrode is the 1/3~2/3 of the anaerobism negative electrode building volume.
The aerobe negative electrode is the conductive carrier that can adhere to the biomembrane with electro-chemical activity, is included in biomembrane
The nitrifying microorganisms of the nitrogen-containing compound in waste water can be removed.
The aerobic cathode chamber is built-in with apparatus of oxygen supply, and apparatus of oxygen supply includes interconnected aeration head and air pump, its
Middle aeration head is placed in the aerobic cathode chamber bottom, and the air pump, which is placed in, to be stated outside aerobic cathode chamber.
The water inlet is arranged at anode chamber bottom；The delivery port is arranged at anaerobism cathode chamber bottom.
A kind of method of nitrogen-containing compound in removal waste water, it is characterised in that：
Waste water enters anode chamber, and the oxidation operation in electricity-producing microorganism catalysis waste water on anode chamber's inner anode decomposes production
Raw electronics and proton；
Electronics is exported on anode caused by electricity-producing microorganism, and the electronics on anode flows separately through resistance I and resistance II arrives
Up on the anaerobic organism negative electrode in the aerobe negative electrode and anaerobism cathode chamber in aerobic cathode chamber；
Proton caused by electricity-producing microorganism is with waste water stream most intimate friend's oxygen cathode room, then flow in anaerobism cathode chamber；
Electronics on aerobe negative electrode apparatus of oxygen supply in oxygen cathode room of being become reconciled with the proton flowing in aerobic cathode chamber carries
The oxygen of confession reacts generation water under the catalytic action of aerobic microbiological；Nitrogen-containing compound in the waste water nitre in aerobic cathode chamber
Under the catalysis for changing microorganism, nitration reaction occurs and produces nitrate nitrogen；
Nitrate nitrogen caused by nitrifying microorganisms is flow in anaerobism cathode chamber with waste water；
Electronics on anaerobic organism negative electrode and proton and nitrate nitrogen the urging in denitrifying microorganism flowing in anaerobism cathode chamber
Change lower generation nitrogen.
The beneficial effects of the invention are as follows：Aerobe negative electrode and anaerobic organism negative electrode form composite cathode in the present invention, i.e.,
Using " anode+aerobe negative electrode+anaerobic organism negative electrode ", electronics, Ran Hou are produced in anode chamber's internal oxidition organic matter first
Aerobic cathode chamber carries out aerobic biodegradation, and by the use of oxygen as electron acceptor, while nitration reaction is carried out by ammonium oxidation
Into nitrate nitrogen and nitrite nitrogen, finally in anaerobism cathode chamber by the use of nitration product nitrate nitrogen and nitrite nitrogen as
Electron acceptor, strengthen the removal of organic pollution and nitrogen pollutant.
The present invention realizes the synchronous progress of wastewater treatment and electricity production, effectively reclaims waste water using waste water as fuel production electric energy
Middle contained energy, reduce the cost of wastewater treatment.
The present invention using porous plastics pad as physical barrier, guarantee waste water from anode chamber to aerobic cathode chamber from lower and
On become reconciled oxygen cathode room to anaerobism cathode chamber one-way flow from top to down, and effectively block oxygen from aerobic cathode chamber to anode
Room and the diffusion of anaerobism cathode chamber, ensure the anaerobic environment of anode chamber and anaerobism cathode chamber.
Waste water is flow in aerobic cathode chamber by porous plastics pad from bottom to top from anode chamber in the present invention, then from aerobic
Cathode chamber passes through porous plastics pad and flow in anaerobism cathode chamber, reaches the purpose for transmitting proton, therefore using instead
Answer the fluidised form of device to pass through film without ion selectivity, reduce reactor cost.
Brief description of the drawings
Fig. 1 is the structural representation of embodiment.
In figure：1- water inlets, 2- anode chambers, 3- porous plastics pad I, the aerobic cathode chambers of 4-, 5- porous plastics pad II,
6- anaerobism cathode chambers, 7- delivery ports, 8- dividing plates, 9- gas outlets, 10- reaction vessels, 11- carbon felts I, 12- coated graphite rod electrrodes I, 13-
Aerobe negative electrode, 14- carbon felts II, 15- coated graphite rod electrrodes II, 16- resistance I, 17- resistance II.
Embodiment
As shown in figure 1, the present embodiment is a kind of microbiological fuel cell of nitrification and denitrification composite cathode, including reaction
Container 10, reaction vessel 10 are divided into anode chamber 2, aerobic the moon by porous plastics pad I 3, porous plastics pad II 5 and dividing plate 8
Pole room 4 and anaerobism cathode chamber 6, wherein aerobic cathode chamber 4 is located at anode chamber 2 and the top of anaerobism cathode chamber 6, anode chamber 2 and detest
Separate between oxygen cathode room 6 through dividing plate 8, separate and through porous through porous plastics pad I 3 between anode chamber 2 and aerobic cathode chamber 4
The hole connection of plastic spacer I 3, separates and through porous between anaerobism cathode chamber 6 and aerobic cathode chamber 4 through porous plastics pad II 5
The hole connection of plastic spacer II 5.
The present embodiment middle-jiao yang, function of the spleen and stomach pole room 2 is provided with water inlet 1, and water inlet is located at the bottom of anode chamber 2.It is to detest in anode chamber 2
Oxygen environment, anode chamber 2 is interior to be provided with the anode for being used for growing electricity-producing microorganism.
Anode in anode chamber 2 can have the multiple choices such as carbon cloth, carbon brush, granular graphite, graphite felt, and this implementation Anodic is by stone
Inker electrode I 12 and carbon felt I 11 collectively form.The size of carbon felt I 11 is 1cm × 1cm × 0.6cm, and carbon felt I 11 is respectively in graphite
Around bar electrode I 12.The cumulative volume of anode is preferably the 1/3~2/3 of the volume of anode chamber 2, to maintain waste water in anode chamber 2
Flow effect and ensure that the total amount of the electricity-producing microorganism in anode chamber 2 is sufficient.
The top of aerobic cathode chamber 4 is in open-like shape in this example, the gas outlet 9 of the opening preferably oxygen cathode room 4.Aerobic negative electrode
Room 4 is aerobic environment, and aerobic cathode chamber 4 is built-in with aerobe negative electrode 13 and apparatus of oxygen supply, is aerobic the moon by apparatus of oxygen supply
Pole room 4 provides oxygen.Apparatus of oxygen supply is made up of interconnected aeration head 18 and air pump 19, and wherein aeration head 18 is placed in aerobic
The bottom of cathode chamber 4, air pump 19 are placed in outside reaction vessel 10, and aeration head 18 passes through the airway tube through the bottom of reaction vessel 10
Connected with air pump 19.
Aerobe negative electrode 13 can adhere to the conductive carrier of the biomembrane with electro-chemical activity, and wherein conductive carrier is optional
With carbon paper, carbon cloth, carbon fiber brush, carbon felt etc..Microorganism on aerobe negative electrode 13 can be catalyzed reduction oxygen, and biology
The nitrifying microorganisms also included in film can remove the nitrogen-containing compound in waste water.Aerobe negative electrode 13 have it is stable, can be again
The characteristics of raw, the use of noble metal catalyst is avoided, reduces the cost of device.
Anaerobism cathode chamber 6 is provided with delivery port 7 in this example, and delivery port 7 is located at the bottom of anaerobism cathode chamber 6.Anaerobism negative electrode
Room 6 is anaerobic environment, and anaerobism cathode chamber 6 is built-in with anaerobic organism negative electrode.
Anaerobic organism negative electrode in anaerobism cathode chamber 6 can also have the multiple choices such as carbon cloth, carbon brush, granular graphite, graphite felt.This
Anaerobic organism negative electrode is collectively formed by coated graphite rod electrrode II 15 and carbon felt II 14 in implementation.The size of carbon felt II 14 is 1cm × 1cm
× 0.6cm, carbon felt II 14 is respectively around coated graphite rod electrrode II 15.The cumulative volume of anaerobic organism negative electrode is preferably anaerobism negative electrode
The 1/3~2/3 of the volume of room 6, to maintain flow effect of the waste water in anaerobism cathode chamber 6 and ensure anti-in anaerobism cathode chamber 6
The total amount of nitrifying microorganisms is sufficient.
Anode in the present embodiment middle-jiao yang, function of the spleen and stomach pole room 2 electrically connects the aerobe negative electrode in aerobic cathode chamber 4 through resistance I 16
13；Anode in anode chamber 2 electrically connects the anaerobic organism negative electrode in anaerobism cathode chamber 6 through resistance II 17.It is inoculated with anode chamber 2
There is the anaerobic sludge of electricity-producing microorganism, inoculation aerobic sludge, is inoculated with anti-nitre in anaerobism cathode chamber 6 in aerobic cathode chamber 4
Change the anaerobic sludge of microorganism.
The method that the present embodiment removes nitrogen-containing compound in waste water is as follows：
Outside waste water flows into anode chamber 2 through water inlet 1, the organic matter oxygen in electricity-producing microorganism catalysis waste water on anode
Change and decompose and produce electronics and proton, the reaction equation of key reaction is：CH3COO-+4H2O→2HCO3 -+9H++8e-。
Electronics is exported on anode caused by electricity-producing microorganism, and the electronics on anode flows separately through resistance I 16 and resistance II
17 reach on the anaerobic organism negative electrode in aerobe negative electrode 13 and anaerobism cathode chamber 6 in aerobic cathode chamber 4.
Proton caused by electricity-producing microorganism is flow in aerobic cathode chamber 4 with waste water via porous plastics pad I 3, then
It is flow to via porous plastics pad II 5 in anaerobism cathode chamber 6.
Electronics in aerobic cathode chamber 4 on aerobe negative electrode 13 and the proton in aerobic cathode chamber 4 are become reconciled oxygen cathode room 4
The oxygen that interior apparatus of oxygen supply provides reacts under the catalytic action of aerobe ultimately generates water, the reaction equation of its key reaction
For：4H++4e-+O2→2H2O, while the organic matter in waste water is further degraded in growth of aerobic microorganisms metabolism.In addition,
In waste water containing nitrogen compound under the catalysis of nitrifying microorganisms, occur nitration reaction produce nitrate nitrogen, its key reaction it is anti-
Ying Shiwei：NH4 ++2O2→NO3 -+H2O+2H+。
Nitrate nitrogen caused by reaction flow to anaerobism negative electrode with waste water via porous plastics pad II 5 in aerobic cathode chamber 4
In room 6.
The catalysis of electronics on anaerobic organism negative electrode and the proton in anaerobism cathode chamber 6 and nitrate nitrogen in anaerobic organism negative electrode
Under, the reaction such as denitrification occurs, the reaction equation of its key reaction is：2NO3-+12H++10e-→N2+6H2O, thus ultimately generate
Nitrogen, so as to realize the removal of total nitrogen.
Porous plastics pad I 3 serves double action in the present embodiment：First, as anode chamber 2 and aerobic cathode chamber 4
Between physical barrier, ensure that waste water from anode chamber 2 to aerobic cathode chamber 4 one-way flow from bottom to up, can be blocked effectively
Diffusion of the oxygen from aerobic cathode chamber 4 to anode chamber 2, ensure the absolute anaerobic environment of anode chamber 2；Second, as jointed anode room
Passage between 2 and aerobic cathode chamber 4, the waste water in anode chamber 2 can be made from anode chamber 2 from bottom to top by porous plastics pad
Piece I 3 is flow in aerobic cathode chamber 4, and so as to reach the purpose for transmitting proton, thus, the fluidised form causes the present embodiment to make
Film is passed through with ion selectivity, reduces reactor cost.
Equally, porous plastics pad II 5 serves double action in the present embodiment：When as aerobic cathode chamber 4 with
Physical barrier between anaerobism cathode chamber 6, ensure that waste water flows from aerobic cathode chamber 4 to anaerobism cathode chamber 6 is unidirectional from top to down
It is dynamic, diffusion of the oxygen from aerobic cathode chamber 4 to anaerobism cathode chamber 6 can be effectively blocked, ensures the anaerobism ring of anaerobism cathode chamber 6
Border；Second, as the passage connected between oxygen cathode room 4 and anaerobism cathode chamber 6, can make waste water in aerobic cathode chamber 4 from
Aerobic cathode chamber 4 passes through porous plastics pad II 5 and flow in anaerobism cathode chamber 6, so as to reach the mesh for transmitting proton
, thus, the fluidised form causes the present embodiment to pass through film using ion selectivity, can reduce reactor cost.
Claims (10)
- A kind of 1. microbiological fuel cell, it is characterised in that：With aerobic cathode chamber (4), and under aerobic cathode chamber (4) The anode chamber (2) of side and anaerobism cathode chamber (6), wherein anode chamber (2) connect aerobic the moon through the hole on porous plastics pad I (3) Pole room (4), aerobic cathode chamber (4) connect anaerobism cathode chamber (6) through the hole on porous plastics pad II (5)；The anode chamber (2) is provided with water inlet (1), and the anode for being used for growing electricity-producing microorganism is provided with the anode chamber；It is described good Gas outlet (9) are provided with the top of oxygen cathode room (4), the aerobic cathode chamber is built-in with aerobe negative electrode (13)；The anaerobism negative electrode Room (6) is provided with delivery port (7), and the anaerobism cathode chamber is built-in with anaerobic organism negative electrode；Anode in the anode chamber (2) is electrically connected in the aerobic cathode chamber (4) through resistance I (16) and resistance II (17) respectively Aerobe negative electrode (13) and the anaerobism cathode chamber (6) in anaerobic organism negative electrode.
- 2. microbiological fuel cell according to claim 1, it is characterised in that：It is inoculated with producing electricity in the anode chamber (2) The anaerobic sludge of microorganism, the interior inoculation aerobic sludge of aerobic cathode chamber (4), anaerobism cathode chamber (6) is interior to be inoculated with the micro- life of denitrification The anaerobic sludge of thing.
- 3. microbiological fuel cell according to claim 1 or 2, it is characterised in that：The anode is by coated graphite rod electrrode I (12) collectively formed with carbon felt I (11), carbon felt I (11) is distributed in around coated graphite rod electrrode I (12).
- 4. microbiological fuel cell according to claim 3, it is characterised in that：The cumulative volume of the anode is the anode The 1/3~2/3 of room (2) volume.
- 5. microbiological fuel cell according to claim 1 or 2, it is characterised in that：The anaerobic organism negative electrode is by graphite Bar electrode II (15) and carbon felt II (14) are collectively formed, and carbon felt II (14) is distributed in around coated graphite rod electrrode II (15).
- 6. microbiological fuel cell according to claim 5, it is characterised in that：The cumulative volume of the anaerobic organism negative electrode is The 1/3~2/3 of anaerobism cathode chamber (6) volume.
- 7. microbiological fuel cell according to claim 1 or 2, it is characterised in that：The aerobe negative electrode (13) is The conductive carrier of the biomembrane with electro-chemical activity can be adhered to, the nitrogen-containing compound that can be removed in waste water is included in biomembrane Nitrifying microorganisms.
- 8. microbiological fuel cell according to claim 1, it is characterised in that：The aerobic cathode chamber (4) is built-in with confession Oxygen device, apparatus of oxygen supply include interconnected aeration head (18) and air pump (19), and wherein aeration head (18) is placed in described good Oxygen cathode room (4) bottom, the air pump (19), which is placed in, states aerobic cathode chamber (4) outside.
- 9. microbiological fuel cell according to claim 1, it is characterised in that：The water inlet (1) is arranged at anode chamber (2) bottom；The delivery port (7) is arranged at anaerobism cathode chamber (6) bottom.
- A kind of 10. method for removing nitrogen-containing compound in waste water, it is characterised in that：Waste water enters anode chamber (2), and the oxidation operation in electricity-producing microorganism catalysis waste water on anode chamber (2) inner anode decomposes Produce electronics and proton；Electronics is exported on anode caused by electricity-producing microorganism, and the electronics on anode flows separately through resistance I (16) and resistance II (17) reach on the anaerobic organism negative electrode in the aerobe negative electrode (13) and anaerobism cathode chamber (6) in aerobic cathode chamber (4)；Proton caused by electricity-producing microorganism is interior with waste water stream most intimate friend's oxygen cathode room (4), then flow in anaerobism cathode chamber (6)；Electronics on aerobe negative electrode (13) is become reconciled with the proton flowing in aerobic cathode chamber (4), and oxygen cathode room (4) is interior to be supplied oxygen The oxygen that device provides reacts generation water under the catalytic action of aerobic microbiological；Nitrogen-containing compound in waste water is in aerobic negative electrode Under the catalysis of room (4) interior nitrifying microorganisms, nitration reaction occurs and produces nitrate nitrogen；Nitrate nitrogen caused by nitrifying microorganisms is flow in anaerobism cathode chamber (6) with waste water；The catalysis of electronics on anaerobic organism negative electrode and the proton flowing in anaerobism cathode chamber (6) and nitrate nitrogen in denitrifying microorganism Lower generation nitrogen.
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| CN108448144A (en) * | 2018-03-12 | 2018-08-24 | 广州大学 | A kind of microbiological fuel cell |
| CN109160603A (en) * | 2018-10-16 | 2019-01-08 | 中国石油化工股份有限公司 | A kind of denitrifying bacterium enrichment method for the exploitation of oil field reinjection water anti-corrosion microbial inoculum |
| CN112010420A (en) * | 2020-08-11 | 2020-12-01 | 盐城工学院 | Electrochemical biological accelerated treatment reaction device for azo dye wastewater |
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| CN114538704A (en) * | 2022-02-17 | 2022-05-27 | 广州昭合环保科技有限公司 | Water treatment facilities based on synchronous nitrification and denitrification technique |
| CN114920354A (en) * | 2022-06-16 | 2022-08-19 | 烟台大学 | Reactor and method for treating organic wastewater by microbial fuel cell stack |
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| CN112010420A (en) * | 2020-08-11 | 2020-12-01 | 盐城工学院 | Electrochemical biological accelerated treatment reaction device for azo dye wastewater |
| CN114538704A (en) * | 2022-02-17 | 2022-05-27 | 广州昭合环保科技有限公司 | Water treatment facilities based on synchronous nitrification and denitrification technique |
| CN114920354A (en) * | 2022-06-16 | 2022-08-19 | 烟台大学 | Reactor and method for treating organic wastewater by microbial fuel cell stack |
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