CN205846116U - Desulfurizing denitrification microbiological fuel cell - Google Patents
Desulfurizing denitrification microbiological fuel cell Download PDFInfo
- Publication number
- CN205846116U CN205846116U CN201620558736.5U CN201620558736U CN205846116U CN 205846116 U CN205846116 U CN 205846116U CN 201620558736 U CN201620558736 U CN 201620558736U CN 205846116 U CN205846116 U CN 205846116U
- Authority
- CN
- China
- Prior art keywords
- chamber
- cathode chamber
- anoxia
- cathode
- anode
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Classifications
-
- 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
Landscapes
- Water Treatment By Electricity Or Magnetism (AREA)
Abstract
The utility model discloses a kind of desulfurizing denitrification microbiological fuel cell, including the anoxia cathode chamber set gradually, PEM, anode chamber, PEM, aerobic cathode chamber；Anoxia cathode chamber, anode chamber become reconciled and are respectively equipped with water inlet pipe and outlet pipe on oxygen cathode room, and the water inlet pipe of anoxia cathode chamber is connected with the outlet pipe of aerobic cathode chamber, and the water inlet pipe of aerobic cathode chamber is connected with the outlet pipe of anode chamber；Anoxia cathode chamber, anode chamber become reconciled the carbon fiber brush that oxygen cathode room includes being made up of titanium silk and carbon fiber wire respectively, and described titanium silk is connected with external circuit；It is provided with nitrogen air supply pipe at the top of anoxia cathode chamber, anode chamber；Be provided with air intake duct on the top of aerobic cathode chamber, air intake duct is connected with the aeration head bottom aerobic cathode chamber.This utility model can complete the desulfurizing denitrification of sulfur compound and ammonia nitrogen waste water in same reactor and process.
Description
Technical field
This utility model relates to wastewater treatment equipment, is specifically related to a kind of desulfurizing denitrification microbiological fuel cell.
Background technology
In recent years, Anaerobic Microbiological Treatment Technology is few because saving the energy, sludge quantity, and resource recycling rate is high and rapid
Development, but anaerobic effluent often has the sulfide of high concentration and the existence of ammonia nitrogen, need further denitrification and desulfurization.Microbial fuel
Battery is recyclable electric energy while denitrogenation of waste water or waste water sulphur removal, be process sulfur compound and ammonia nitrogen waste water have efficacious prescriptions
Method.The removal of sulfides from wastewater is usually utilized electrochemical action or microbial action by sulfide by microbiological fuel cell
It is oxidized to elemental sulfur or sulfate；And for ammonia nitrogen, first have under good oxygen condition, be oxidized to ammonia nitrogen nitrate, then exist
It is nitrogen by Denitrification by nitrate reduction under anaerobic condition.
It is to pass through under anode chamber's anaerobic environment that existing sulphur removal and denitrification microorganism fuel cell generally comprise three kinds: one
Sulfide is changed into sulfur simple substance or sulfate by self power generation chemistry and microbial action, and this microbiological fuel cell can only be removed
Sulphur pollution in waste water；Two is to remove while sulphur pollution in the anode compartment to arrange anoxia negative electrode, is subject to using nitrate as electronics
Body synchronous denitrification denitrogenation, but other equipment is still needed to for the waste water of sulfur compound and ammonia nitrogen and completes the nitrification stage；Three be
Set oxygen cathode while sulphur pollution is removed by anode chamber, make good use of the aerating system of oxygen cathode by the ammonium oxidation in waste water
Become nitrate, but this microbiological fuel cell still needs to other equipment and completes follow-up anoxic treatment denitrification denitrogenation.Existing remove
Sulfur and denitrification microorganism fuel cell cannot complete the desulfurizing denitrification of sulfur compound and ammonia nitrogen waste water in an equipment.
Utility model content
The purpose of this utility model is to provide a kind of desulfurizing denitrification microbiological fuel cell, and this fuel cell can be same
The desulfurizing denitrification completing sulfur compound and ammonia nitrogen waste water in one reactor processes.
This utility model be the technical scheme is that
A kind of desulfurizing denitrification microbiological fuel cell, becomes reconciled oxygen cathode including the anoxia cathode chamber set gradually, anode chamber
Room；Between anoxia cathode chamber, anode chamber, it is provided with PEM, between anode chamber, aerobic cathode chamber, is provided with proton exchange
Film, hydrion transfers to both sides cathode chamber by PEM from anode chamber；Described anoxia cathode chamber, anode chamber and aerobic the moon
It is respectively equipped with water inlet pipe and outlet pipe on room, pole, and the water inlet pipe of anoxia cathode chamber is connected with the outlet pipe of aerobic cathode chamber, good
The water inlet pipe of oxygen cathode room is connected with the outlet pipe of anode chamber, and the water inlet pipe of anode chamber is connected with cesspool；
Described anoxia cathode chamber, anode chamber become reconciled the carbon fiber that oxygen cathode room includes being made up of titanium silk and carbon fiber wire respectively
Brush, the titanium silk of anoxia cathode chamber is connected with the titanium silk of anode chamber by the first external circuit, and the titanium silk of anode chamber passes through the second dispatch from foreign news agency
Road is connected with the titanium silk of aerobic cathode chamber；
It is provided with nitrogen air supply pipe, to keep the anaerobism in reative cell and anoxia ring at the top of anoxia cathode chamber, anode chamber
Border；Being provided with air intake duct on the top of aerobic cathode chamber, one end of air intake duct is connected with aerator, air intake duct
The other end is connected with the aeration head bottom aerobic cathode chamber.
Waste water containing ammonia nitrogen and sulfide initially enters anode chamber, under self power generation chemical action and microbial metabolism effect
Sulfide is oxidized to sulfur simple substance and is attached on carbon fiber wire, and the electronics simultaneously produced is delivered to external circuit by titanium silk,
Being delivered to oxygen cathode and anoxia negative electrode eventually, the water outlet of anode chamber is the waste water removed after sulphur pollution containing only ammonia nitrogen.Anode chamber
Water outlet enter aerobic cathode chamber, have aeration head oxygen supply in aerobic cathode chamber, using dissolved oxygen as cathode electronics receptor while
Anode water outlet is completed nitrifying process.The water outlet of aerobic cathode chamber enters anoxia cathode chamber, carries out under microbial metabolism effect
Denitrification denitrogenation.Anoxia cathode chamber water outlet is the process water after desulfurizing denitrification.
Further scheme is, the top of oxygen cathode room of becoming reconciled in anoxia cathode chamber, anode chamber is provided with rubber stopper.
Further scheme is, is respectively arranged with magnetic stir bar in the bottom of anoxia cathode chamber, anode chamber, this magnetic force
Reactant liquor is stirred under magnetic stirring apparatus control by stirrer, makes reaction more abundant.
Further scheme is, described first external circuit, the second external circuit include resistance box or electrical equipment respectively.
Further scheme is, the resistance value of the second external circuit is more than the resistance value of the first external circuit, it is possible to balance sun
Pole electrode transmits electron velocity to both sides negative electrode, does not cause anoxia negative electrode denitrification and press down while good oxygen cathode Nitrification
Make and use.
Further scheme is, the water inlet pipe of three reative cells is respectively positioned on bottom, the equal position of outlet pipe of three reative cells
In top.
Further scheme is, anoxia cathode chamber, anode chamber are all connected with nitrogen collecting bag by nitrogen air supply pipe, go out
During water, nitrogen enters anoxia cathode chamber, anode chamber by nitrogen air supply pipe, and during water inlet, nitrogen is pressed into nitrogen collecting bag by hydraulic pressure, both
Maintain the environment of the anaerobism required for anoxia cathode chamber, anode chamber and anoxia, maintenance anoxia cathode chamber, anode can be played again
The effect of room pressure balance.
The utility model has the advantage of:
The elemental sulfur using carbon fiber wire beneficially microorganism and generation is attached on carbon fiber brush, and beneficially elemental sulfur
Recovery；
Anode chamber is positioned at centre, and aerobic cathode chamber and anoxia cathode chamber are positioned at its both sides, are all separated by with PEM,
Two cathode chambers can be made to share the waste water of same anode chamber, sulfur compound and ammonia nitrogen in anode chamber by self power generation chemistry
Under effect and microbial action, sulfide is changed into sulfur simple substance and reach the purpose of sulphur removal, in aerobic cathode chamber under aeration aerating
Mineralized nitrogen is become nitrate, in anoxia cathode chamber, nitrate denitrification is changed into nitrogen, realize simultaneously sulphur removal, nitrification and
Denitrification process；
Good oxygen cathode and anoxia negative electrode accept the electronics of anode transmission simultaneously, respectively reach nitrification and denitrification effect, energy
The desulfurizing denitrification completing sulfur compound and ammonia nitrogen waste water in same reactor inter-sync processes；
All use magnetic stir bar that reactant liquor is stirred bottom anode chamber with anoxia cathode chamber, it can be kept to detest
Oxygen and anaerobic environment, make again microorganism be fully contacted with waste water, it is to avoid the appearance at dead angle in reative cell.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the utility model is described in further detail, in accompanying drawing:
Fig. 1 be this utility model desulfurizing denitrification microbiological fuel cell face structural representation；
Fig. 2 is the side-looking structural representation of this utility model desulfurizing denitrification microbiological fuel cell；
Fig. 3 is the plan structure schematic diagram of this utility model desulfurizing denitrification microbiological fuel cell；
Wherein: 1, titanium silk；2, carbon fiber wire；3, nitrogen air supply pipe；4, outlet pipe；5, water inlet pipe；6, PEM；7、
Magnetic stir bar；8, rubber stopper；9, air manifold；10-1, the first external circuit；10-2, the second external circuit；11, anode chamber；
12, aerobic cathode chamber；13, anoxia cathode chamber；14, aeration head.
Detailed description of the invention
In order to make the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with accompanying drawing and enforcement
Example, is further elaborated to this utility model.Should be appreciated that specific embodiment described herein is only in order to explain this
Utility model, is not used to limit this utility model.
As shown in Figure 1-Figure 3, a kind of desulfurizing denitrification microbiological fuel cell, including the anoxia cathode chamber 13 set gradually,
Anode chamber 11 becomes reconciled oxygen cathode room 12；It is provided with PEM 6 between anoxia cathode chamber 13, anode chamber 11, in anode chamber 11,
Being provided with PEM 6 between aerobic cathode chamber 12, hydrion transfers to both sides negative electrode by PEM 6 from anode chamber 11
Room；The become reconciled bottom of oxygen cathode room 12 of anoxia cathode chamber 13, anode chamber 11 is respectively equipped with water inlet pipe 5, anoxia cathode chamber 13, anode
The become reconciled top of oxygen cathode room 12, room 11 is respectively equipped with outlet pipe 4, the water inlet pipe 5 of anoxia cathode chamber 13 and aerobic cathode chamber 12
Outlet pipe 4 connects, and the water inlet pipe 5 of aerobic cathode chamber 12 is connected with the outlet pipe 4 of anode chamber 11, the water inlet pipe of anode chamber 11 5 with
Cesspool connects；
Anoxia cathode chamber 13, anode chamber 11 become reconciled the carbon that oxygen cathode room 12 includes being made up of titanium silk 1 and carbon fiber wire 2 respectively
Fiber brush, the titanium silk 1 of anoxia cathode chamber 13 is connected through rubber stopper 8 with one end of the first external circuit 10-1, the titanium of anode chamber 11
Silk 1 is connected through rubber stopper 8 with the other end of the first external circuit 10-1；The titanium silk 1 of anode chamber 11 passes outside rubber stopper 8 and second
One end of circuit 10-2 connects, and the titanium silk of aerobic cathode chamber is connected through rubber stopper 8 with the other end of the second external circuit；Outside first
Circuit 10-1, the second external circuit 10-2 include resistance box respectively, and the resistance value of the second external circuit 10-2 is more than the first external circuit
The resistance value of 10-1, it is possible to balance anode electrode transmits electron velocity to both sides negative electrode, while good oxygen cathode Nitrification
Anoxia negative electrode denitrification is not caused inhibitory action；
Being connected with nitrogen air supply pipe 3 at the top of anoxia cathode chamber 13, anode chamber 11, this nitrogen air supply pipe 3 is received with nitrogen
Collection bag is connected, and during water outlet, nitrogen enters anoxia cathode chamber 13, anode chamber 11 by nitrogen air supply pipe 3, and during water inlet, hydraulic pressure is by nitrogen
Press-in nitrogen collecting bag, had both maintained the anaerobism required for anoxia cathode chamber 13, anode chamber 11 and the environment of anoxia, can rise again
To the effect maintaining anoxia cathode chamber 13, anode chamber 11 internal gas pressure balance；Bottom difference in anoxia cathode chamber 13, anode chamber 11
Being provided with the magnetic stir bar 7 being stirred reactant liquor, magnetic stir bar 7, by magnetic stirring apparatus control, makes reaction more abundant；
Being provided with air intake duct 9 on the top of aerobic cathode chamber 12, one end of air intake duct 9 is connected with aerator, air intake duct 9
The other end be connected with the aeration head 14 bottom aerobic cathode chamber 12.
Waste water containing ammonia nitrogen and sulfide initially enters anode chamber 11, opens magnetic stirring apparatus and aerator, magnetic agitation
Son 7 rotates under the effect of magnetic stirring apparatus in anode chamber 11, and the sulfide in waste water is as electron donor, in spontaneous electrification
Under effect and microbial metabolism effect, sulfide is oxidized to sulfur simple substance and is attached on carbon fiber wire 2, and electronics is by titanium silk 1 even
The external circuit connect is delivered to aerobic cathode chamber 12 and anoxia cathode chamber 13, and proton then moves to aerobic the moon by PEM 6
Room, pole 12 and anoxia cathode chamber 13, the water outlet of anode chamber 11 is the waste water removed after sulphur pollution containing only ammonia nitrogen.Anode chamber 11
Water outlet enters aerobic cathode chamber 12, has aeration head 14 oxygen supply, the aeration head 14 in aerobic cathode chamber 12 in aerobic cathode chamber 12
Constantly discharge oxygen, be combined generation water as electron acceptor with proton and electronics, ammonium oxidation become nitrate simultaneously.Aerobic
The water outlet of cathode chamber 12 enters anoxia cathode chamber 13, and the nitrate in waste water utilizes anode to transmit the electronics come and through proton
The hydrion that exchange membrane 6 transmission comes carries out Denitrification, thus reaches the purpose of denitrogenation.The water outlet of anoxia cathode chamber 13 is
Process water after desulfurizing denitrification.
This example uses intermittent loading mode, and the waste water of sulfur compound and ammonia nitrogen initially enters in anode chamber 11, opens
Magnetic stirring apparatus and aerator, after running 12h, the water outlet of anode chamber 11 enters aerobic cathode chamber 12, after running 12h, aerobic the moon
The water outlet of room, pole 12 enters anoxia cathode chamber 13, and the water outlet of anoxia cathode chamber 13 is the process water after desulfurizing denitrification.Three
Indoor all use carbon fiber wire brush as electrode material, and the wherein a diameter of 5cm of carbon fiber brush, middle titanium silk 1 is a diameter of
1.5mm.The second external circuit between anode electrode and good oxygen cathode is made up of copper conductor and resistance box, microbiological fuel cell
Anode, resistance box oxygen cathode of becoming reconciled is sequentially connected with by copper conductor, and the resistance value in resistance box is set to 1000 Ω；Anode electrode
And the first external circuit used between anoxia negative electrode is made up of copper conductor and resistance box, the anode of microbiological fuel cell, electricity
Resistance case and anoxia negative electrode are sequentially connected with by copper conductor, and the resistance value in resistance box is set to 10 Ω.
Anoxia cathode chamber 13, anode chamber 11 oxygen cathode room 12 of becoming reconciled can use lucite to build.
It should be appreciated that for those of ordinary skills, can be improved according to the above description or be converted,
And all these modifications and variations all should belong to the protection domain of this utility model claims.
Claims (6)
1. a desulfurizing denitrification microbiological fuel cell, it is characterised in that: the anoxia cathode chamber that includes setting gradually, anode chamber and
Aerobic cathode chamber；Between anoxia cathode chamber, anode chamber, it is provided with PEM, is provided with between anode chamber, aerobic cathode chamber
PEM；Described anoxia cathode chamber, anode chamber become reconciled and are respectively equipped with water inlet pipe and outlet pipe on oxygen cathode room, and anoxia is cloudy
The water inlet pipe of room, pole is connected with the outlet pipe of aerobic cathode chamber, and the water inlet pipe of aerobic cathode chamber is connected with the outlet pipe of anode chamber,
The water inlet pipe of anode chamber is connected with cesspool；
Described anoxia cathode chamber, anode chamber become reconciled the carbon fiber brush that oxygen cathode room includes being made up of titanium silk and carbon fiber wire respectively,
The titanium silk of anoxia cathode chamber is connected with the titanium silk of anode chamber by the first external circuit, the titanium silk of anode chamber pass through the second external circuit and
The titanium silk of aerobic cathode chamber connects；
It is provided with nitrogen air supply pipe at the top of anoxia cathode chamber, anode chamber；It is provided with air intake duct on the top of aerobic cathode chamber,
Air intake duct is connected with the aeration head bottom aerobic cathode chamber.
Desulfurizing denitrification microbiological fuel cell the most according to claim 1, it is characterised in that: at anoxia cathode chamber, anode
The become reconciled top of oxygen cathode room, room is provided with rubber stopper.
Desulfurizing denitrification microbiological fuel cell the most according to claim 1, it is characterised in that: at anoxia cathode chamber, anode
The bottom of room is respectively arranged with the magnetic stir bar being stirred reactant liquor.
Desulfurizing denitrification microbiological fuel cell the most according to claim 1, it is characterised in that: described first external circuit,
Two external circuit include resistance box or electrical equipment respectively.
Desulfurizing denitrification microbiological fuel cell the most according to claim 4, it is characterised in that: the resistance value of the second external circuit
Resistance value more than the second external circuit.
Desulfurizing denitrification microbiological fuel cell the most according to claim 1, it is characterised in that: anoxia cathode chamber, anode chamber
All it is connected with nitrogen collecting bag by nitrogen air supply pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620558736.5U CN205846116U (en) | 2016-06-09 | 2016-06-09 | Desulfurizing denitrification microbiological fuel cell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620558736.5U CN205846116U (en) | 2016-06-09 | 2016-06-09 | Desulfurizing denitrification microbiological fuel cell |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205846116U true CN205846116U (en) | 2016-12-28 |
Family
ID=58152681
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620558736.5U Expired - Fee Related CN205846116U (en) | 2016-06-09 | 2016-06-09 | Desulfurizing denitrification microbiological fuel cell |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205846116U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106848360A (en) * | 2017-01-18 | 2017-06-13 | 东南大学 | A kind of three anodes share list cathode type denitrification microorganism fuel cell |
| CN107275647A (en) * | 2017-07-27 | 2017-10-20 | 清华大学 | Microbiological fuel cell and its anode and the purposes in processing sewage |
| CN107352635A (en) * | 2017-06-30 | 2017-11-17 | 武汉理工大学 | The method that three Room type microbiological fuel cells synchronously remove nitrogen and sulphide staining |
-
2016
- 2016-06-09 CN CN201620558736.5U patent/CN205846116U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106848360A (en) * | 2017-01-18 | 2017-06-13 | 东南大学 | A kind of three anodes share list cathode type denitrification microorganism fuel cell |
| CN107352635A (en) * | 2017-06-30 | 2017-11-17 | 武汉理工大学 | The method that three Room type microbiological fuel cells synchronously remove nitrogen and sulphide staining |
| CN107275647A (en) * | 2017-07-27 | 2017-10-20 | 清华大学 | Microbiological fuel cell and its anode and the purposes in processing sewage |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101817587B (en) | Rotating biological-cathode microbiological fuel cell and sewage treatment method thereof | |
| CN109336325B (en) | Device and method for zero-emission treatment of late landfill leachate | |
| CN105470546B (en) | The method that microbiological fuel cell recycles sulphur in waste water | |
| CN105481208B (en) | A kind of high-efficiency sewage treatment process and device based on electron stream orientation regulation and control | |
| CN108946941A (en) | A kind of microorganism of low energy consumption-electrochemistry sewage disposal system | |
| CN108128899A (en) | A kind of EGSB-MFC coupled systems and its biodegrading process for being used to handle coking wastewater difficult to degrade | |
| CN106374127B (en) | A kind of drop water aeration declines biological fuel cell | |
| CN205846116U (en) | Desulfurizing denitrification microbiological fuel cell | |
| CN104817175A (en) | Method for reinforcing sewage denitrification and dephosphorization efficiency and simultaneously generating electricity | |
| CN108275776A (en) | Anaerobic fluidized bed series connection artificial swamp type microbial fuel cell unit and method | |
| CN105967455A (en) | Refuse leachate self-powered denitration apparatus and method | |
| CN107352635A (en) | The method that three Room type microbiological fuel cells synchronously remove nitrogen and sulphide staining | |
| CN112607864A (en) | Electrochemical performance-enhanced bacteria-algae membrane aeration biomembrane reactor system and application thereof | |
| CN206451764U (en) | A kind of MFC reactors of synchronous nitration short-cut denitrification | |
| CN105600930B (en) | Denitrogenation dephosphorizing produces electricity device | |
| CN203346383U (en) | Device for preparing hydrogen by utilizing organic waste | |
| CN104860397A (en) | Electrochemical-biological fluidized bed reactor and wastewater treatment method | |
| CN107964552B (en) | Method for improving methane synthesis efficiency by coupling anaerobic digestion with MFC | |
| CN106745676A (en) | A kind of ecological many negative electrode urine processing devices and method | |
| CN107381811B (en) | Microbial dual-source electrochemical sewage reactor and method for treating low C/N urban sewage | |
| CN103482830A (en) | Device for concentrating and digesting sludge and generating power synchronously | |
| CN109574201A (en) | Organic and desulfurization wastewater microbiological fuel cell cooperative processing method and system | |
| CN205687634U (en) | A kind of anaerobic digestion denitrification anaerobic ammoxidation bioelectrochemical system | |
| CN108217915A (en) | For the microorganism electrochemical biological rotating disk of sewage disposal | |
| CN103715444A (en) | Sequencing batch electrode polarity reversal microbial fuel cell and use thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20161228 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |