CN107352648A - New up flow type MFC MBR coupled systems under a kind of anaerobic condition - Google Patents
New up flow type MFC MBR coupled systems under a kind of anaerobic condition Download PDFInfo
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- CN107352648A CN107352648A CN201710812575.7A CN201710812575A CN107352648A CN 107352648 A CN107352648 A CN 107352648A CN 201710812575 A CN201710812575 A CN 201710812575A CN 107352648 A CN107352648 A CN 107352648A
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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
- C02F3/28—Anaerobic digestion processes
- C02F3/286—Anaerobic digestion processes including two or more steps
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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
- C02F3/005—Combined electrochemical biological processes
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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
- C02F3/28—Anaerobic digestion processes
- C02F3/2806—Anaerobic processes using solid supports for microorganisms
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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
- C02F3/28—Anaerobic digestion processes
- C02F3/2833—Anaerobic digestion processes using fluidized bed reactors
-
- 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
- C02F3/28—Anaerobic digestion processes
- C02F3/2853—Anaerobic digestion processes using anaerobic membrane bioreactors
-
- 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
- C02F3/28—Anaerobic digestion processes
- C02F3/2866—Particular arrangements for anaerobic reactors
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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
- C02F2101/00—Nature of the contaminant
- C02F2101/30—Organic compounds
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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
- C02F2203/00—Apparatus and plants for the biological treatment of water, waste water or sewage
- C02F2203/006—Apparatus and plants for the biological treatment of water, waste water or sewage details of construction, e.g. specially adapted seals, modules, connections
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2301/00—General aspects of water treatment
- C02F2301/04—Flow arrangements
- C02F2301/046—Recirculation with an external loop
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2303/00—Specific treatment goals
- C02F2303/14—Maintenance of water treatment installations
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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
- Y02E50/00—Technologies for the production of fuel of non-fossil origin
- Y02E50/30—Fuel from waste, e.g. synthetic alcohol or diesel
Abstract
The invention discloses new up flow type MFC MBR coupled systems, the coupled system under a kind of anaerobic condition to include：First housing of upper and lower opening；Upper opening and the second housing being connected with the first housing bottom opening；The adapter plate lid being threadedly coupled with the first housing open top；Guide shell；The membrane module being connected with guide shell by electric wire；The resistance being arranged between guide shell and membrane module；It is arranged at the solid-liquid separator at the top of guide shell；Sewage inlet；Clear water output；Biogas exports.MFC MBR coupled systems of the present invention use biological-cathode, obtain the energy contained in sewage while MBR technology is combined and has had both the advantages of respective acquisition clear water using reactor fluidised form transmission proton, reduce cost to big degree.MFC MBR coupled systems of the present invention not only have good wastewater treatment efficiency and electricity generation performance, also have certain inhibitory action to fouling membrane, caused electric current can excite the activity of electro-chemical activity bacterium.
Description
Technical field
The present invention relates to field of sewage treatment equipment, and in particular to new up flow type MFC-MBR couplings under a kind of anaerobic condition
Syzygy is united.
Background technology
As Environment of Economic Development problem becomes increasingly conspicuous, especially water pollution problems.Skill be present in traditional water pollution control
A series of problems, such as art complexity, high energy consumption, the low effluent quality of purification efficiency are difficult to reach middle water quality standard.Research finds to accumulate in sewage
Contain huge energy, no matter industry or sphere of life sewage yield increasingly increased today, in progress waste water control acquisition
The energy that useless Organic substance in water is developed while clean water has practical significance.
MFC-MBR coupled systems quickly grow to obtain the extensive concern of various countries in recent years, and it is by membrane bioreactor
(Membrane Bio-Reactor, MBR) carries out coupling hair with microbiological fuel cell (Microbial Fuel Cell, MFC)
Wave respective advantage.MBR is a kind of efficient sewage treatment process, and MFC is a kind of anti-by the catalytic oxidation-reduction of microorganism
The chemical energy of useless Organic substance in water should be converted into the technology of electric energy.MFC is mostly highly desirable using abiotic the moon at present
The PEM (PEM) used is expensive, easily contaminated.
The content of the invention
It is an object of the invention to provide new up flow type MFC-MBR coupled systems under a kind of anaerobic condition, are carrying out sewage
Can reclaim the energy that useless Organic substance in water is contained while processing, and solve to overcome conventional film seriously polluted and Membrane cleaning not
Just problem.
, should the invention provides new up flow type MFC-MBR coupled systems under a kind of anaerobic condition to reach above-mentioned purpose
Coupled system includes：
First housing of upper and lower opening, its top are membrane separation zone, and bottom is sludge settling area；
Upper opening and the second housing being connected with the first housing bottom opening, it is anaerobic fluidized bed reaction zone, internal
Carrier granular filled with attachment anaerobe；
The adapter plate lid being threadedly coupled with the first housing open top；
Guide shell, the bottom being arranged in anaerobic fluidized bed reaction zone, it is used to carry out sewage water conservancy diversion and is used as micro- life
The anode of thing fuel cell；
The membrane module being connected with guide shell by electric wire, is arranged in membrane separation zone, and it is used to carry out UF membrane to sewage
With the biological-cathode as microbiological fuel cell；
The resistance being arranged between guide shell and membrane module, it collectively constitutes Microbial fuel electricity with guide shell and membrane module
Pond；
Solid-liquid separator, the top of guide shell is arranged at, for sewage and carrier granular to be carried out into separation of solid and liquid；
Sewage inlet, it is arranged at anaerobic fluidized bed reaction zone lower sidewall and is connected with guide shell, it is used for anaerobism
Pending sewage is put into fluidized bed reaction zone；
Clear water output, it is arranged in the side wall of membrane separation zone, it is used to discharge the clear water after membrane module is handled；Biogas
Outlet, is arranged at the top of membrane separation zone, it is used for caused biogas in effluent sewerage processing procedure.
New up flow type MFC-MBR coupled systems under above-mentioned anaerobic condition, wherein, the coupled system also includes：
The bypass outlet of membrane separation zone lower sidewall is arranged at, it is connected with sewage inlet by return duct；
The first valve, first flowmeter and the first film suction pump are provided with the return duct, it is used for membrane separation zone
In muddy water be back to anaerobic fluidized bed reaction zone；The return duct is connected with bypass outlet by nipple.
New up flow type MFC-MBR coupled systems under above-mentioned anaerobic condition, wherein, the coupled system also includes：With
The clear water holding vessel of clear water output connection, it is used for the clear water for collecting clear water output discharge；Clear water output and the clear water storage
The second film suction pump is provided between tank, it is used to clear water caused by membrane separation zone being pumped into clear water holding vessel or stores clear water
Clear water in tank is reversely pumped into membrane separation zone with rinsing membrane module.
New up flow type MFC-MBR coupled systems under above-mentioned anaerobic condition, wherein, the coupled system also includes：
The rinse liquid outlet being arranged in anaerobic fluidized bed reaction zone side wall, its position is higher than solid-liquid separator, for arranging
The cleaning fluid gone out after rinsing membrane module；
First housing is threadedly coupled with the second housing, with realize when disconnect the nipple that is connected with bypass outlet and
Make its up and down motion by rotating the first housing after the electric wire being connected with membrane module, and utilize the after reverse bolt secured adjusted
The position of one housing；
Be provided with upper spacer diagonally downward on the first housing lower sides, its height with the first housing rotation
And change；
The bottom of rinse liquid outlet is provided with the lower spacer tilted upward in the second shell body；
The upper spacer by rotate the first housing with reduce height and realize and lower spacer docking closure, to prevent
Cleaning fluid enters the anaerobic fluidized bed reaction zone of lower section and reduces microbial activity during rinsing membrane module.
New up flow type MFC-MBR coupled systems under above-mentioned anaerobic condition, wherein, the rinse liquid outlet and return duct
Connection, and the second valve and tertiary membrane suction pump are provided with therebetween, it is used to disconnect to enter in upper spacer and lower spacer
The muddy water in return duct is reversely pressed into anaerobic fluidized bed reaction zone during row sewage disposal, to prevent sludge falls after rise from blocking cleaning
Liquid exports.
New up flow type MFC-MBR coupled systems under above-mentioned anaerobic condition, wherein, the membrane module includes：
Multiple rotary shafts being set up in parallel；
The multiple diaphragms being connected in series on the rotary shaft are set, and,
Power set with rotating axis connection, it is used to drive rotary shaft to rotate；
Diaphragm in two neighboring rotary shaft, which mutually staggers to intersect, to be placed.
New up flow type MFC-MBR coupled systems under above-mentioned anaerobic condition, wherein, the surrounding of the adapter plate lid is set
There is surrounding plate, it forms groove with the top of adapter plate lid and the first housing, and fluid-tight is carried out to add liquid into groove,
To prevent air from entering coupled system and then destroy anaerobic environment.
New up flow type MFC-MBR coupled systems under above-mentioned anaerobic condition, wherein, the membrane module and guide shell also with
The circuit connection of electrical equipment in coupled system, to by changing electric resistance structure, by electric energy caused by microbiological fuel cell
Energy resource consumption for electrical equipment in coupled system.
New up flow type MFC-MBR coupled systems under above-mentioned anaerobic condition, wherein, the coupled system also includes and the
The Water Tank of one film suction pump connection, it is used to store pending sewage；Set between the Water Tank and the first film suction pump
It is equipped with the 3rd valve and second flowmeter.
New up flow type MFC-MBR coupled systems under above-mentioned anaerobic condition, wherein, the coupled system also includes and life
The gas collecting apparatus of thing gas vent connection, it is used to collect the discharged biogas in biogas outlet.
Relative to prior art, the invention has the advantages that：
The invention discloses new up flow type MFC-MBR coupled systems under a kind of anaerobic condition.Carrying out sewage disposal
The energy that useless Organic substance in water is contained can be reclaimed simultaneously.The system is sun using the guide shell in anaerobic fluidized bed reaction zone
Pole, the membrane module of membrane separation zone is biological-cathode, and is connected by titanium silk.The system has had both membrane bioreactor (MBR) height
Effect is dammed and the characteristics of Selective Separation and the advantages of microbiological fuel cell (MFC) produces the energy.Utilize system fluidised form simultaneously
Transmit proton and do not need PEM, electric energy part caused by system will remain also dirty to film outside the energy resource consumption of itself in addition
Dye serves certain inhibitory action, extends the service life of film.The structure construction for changing system sludge decanting zone sets spiral shell
Line joint, rotation the first housing adjustable position height.When stopping sewage disposal progress Membrane cleaning, the first housing is down to a certain height
The upper spacer and lower spacer that certain angle has been set inside when spending will dock closure, by anaerobic reaction area and superstructure
Keep apart, to ensure that liquid medicine caused by Membrane cleaning flows out from rinse liquid outlet.So as to avoid cleaning fluid from flowing into anaerobic reaction area
Microbial activity is reduced, ensure that the efficient process of sewage.Membrane separation zone top seal lid is arranged to nipple plate lid, convenient
The dismounting installation of membrane module.Surrounding plate is higher by certain altitude addition water simultaneously or oil carries out sealing and prevents air to detest into destruction
Oxygen environment.The small respective advantages of MFC and MBR that combine of the compact floor space of coupled system apparatus structure overcome conventional film dirt
The problem that dye is serious and Membrane cleaning is inconvenient, and caused electric energy there is certain stimulation to improve the activity of microorganism
Sewage treating efficiency.
Brief description of the drawings
Fig. 1 is carried out at sewage for new up flow type MFC-MBR coupled systems under the anaerobic condition of one embodiment of the invention
Structural representation during reason；
Fig. 2 carries out Membrane cleaning for new up flow type MFC-MBR coupled systems under the anaerobic condition of one embodiment of the invention
When structural representation；
Fig. 3 is one embodiment of the membrane module of new up flow type MFC-MBR coupled systems under anaerobic condition of the present invention
Structural representation；
Fig. 4 carries out sewage for new up flow type MFC-MBR coupled systems under the anaerobic condition of another embodiment of the invention
Structural representation during processing.
Embodiment
Below in conjunction with accompanying drawing, by specific embodiment, the invention will be further described, and these embodiments are merely to illustrate
The present invention, it is not limiting the scope of the invention.
As shown in figure 1, the invention provides new up flow type MFC-MBR coupled systems, the coupling under a kind of anaerobic condition
System includes：
First housing of upper and lower opening, its top are membrane separation zone 1, and bottom is sludge settling area 2；On first housing
Portion is cylindrical structure, and bottom is rounding wimble structure；
Upper opening and the second housing being connected with the first housing bottom opening, it is anaerobic fluidized bed reaction zone 3, internal
Carrier granular filled with attachment anaerobe；Second housing is cylindrical structure；
The adapter plate lid 4 being threadedly coupled with the first housing open top；
Guide shell 5, the bottom being arranged in anaerobic fluidized bed reaction zone 3, it is used to carry out sewage water conservancy diversion and as micro-
The anode of biological fuel cell；
The membrane module 6 being connected with guide shell 5 by electric wire, is arranged in membrane separation zone 1, and it is used to carry out film point to sewage
From with the biological-cathode as microbiological fuel cell；The electric wire is titanium silk；
The resistance 7 being arranged between guide shell 5 and membrane module 6, it collectively constitutes microorganism with guide shell 5 and membrane module 6
Fuel cell；
Solid-liquid separator 8, the top of guide shell 5 is arranged at, for sewage and carrier granular to be carried out into separation of solid and liquid；
Sewage inlet 9, it is arranged at the anaerobic fluidized bed lower sidewall of reaction zone 3 and is connected with guide shell 5, it is used for detesting
The pending sewage of input in oxygen fluidized bed reaction zone 3；
Clear water output 10, it is arranged in the side wall of membrane separation zone 1, it is used to discharge the clear water after the processing of membrane module 6；Biology
Gas vent 11, the top of membrane separation zone 1 is arranged at, it is used for caused biogas in effluent sewerage processing procedure.
The coupled system also includes：
The bypass outlet 12 of the lower sidewall of membrane separation zone 1 is arranged at, it is connected with sewage inlet 9 by return duct；
The first valve 13, the film suction pump 15 of first flowmeter 14 and first are provided with the return duct, it is used for film
Muddy water in Disengagement zone 1 is back to anaerobic fluidized bed reaction zone 3；The return duct is connected with bypass outlet 12 by nipple 16
Connect.
The coupled system also includes：The clear water holding vessel 17 being connected with clear water output 10, it is used to collect clear water output
The clear water of 10 discharges；The second film suction pump 18 is provided between the clear water output 10 and clear water holding vessel 17, it is used for film
Clear water caused by Disengagement zone 1 be pumped into clear water holding vessel 17 or by the clear water in clear water holding vessel 17 be reversely pumped into membrane separation zone 1 with
Rinsing membrane module 6.
The coupled system also includes：
The rinse liquid outlet 19 being arranged in the anaerobic fluidized bed side wall of reaction zone 3, its position are higher than solid-liquid separator 8, use
Cleaning fluid after rinsing membrane module 6 is discharged；
First housing is threadedly coupled with the second housing, to realize the nipple being connected when disconnection with bypass outlet 12
16 and the electric wire that is connected with membrane module 6 after by rotating the first housing make its up and down motion, and fixed and adjusted using reverse bolt 20
The position of the first housing after section；
Be provided with upper spacer 21 diagonally downward on the first housing lower sides, its height with the first housing rotation
Then change；
The bottom of rinse liquid outlet 19 is provided with the lower spacer 22 tilted upward in the second shell body；
As shown in Fig. 2 the upper spacer 21 reduces height and realization and lower spacer 22 by rotating the first housing
Docking closure, cleaning fluid enters the anaerobic fluidized bed reaction zone 3 of lower section and reduces microorganism work during preventing rinsing membrane module 6
Property.
The rinse liquid outlet 19 is connected with return duct, and is provided with the second valve 23 and tertiary membrane suction pump therebetween
24, it is used to reversely be pressed into the muddy water in return duct when upper spacer 21 and lower spacer 22 are disconnected to carry out sewage disposal
In anaerobic fluidized bed reaction zone 3, to prevent sludge falls after rise from blocking rinse liquid outlet 19.
As shown in figure 3, the membrane module 6 includes：
Multiple rotary shafts 25 being set up in parallel；
The multiple diaphragms 26 being connected in series being arranged in rotary shaft 25, and,
The power set being connected with rotary shaft 25, it is used to drive rotary shaft 25 to rotate；
Diaphragm 26 in two neighboring rotary shaft 25, which mutually staggers to intersect, to be placed.
The diaphragm 26 is metal film, and there is good toughness, electric conductivity and intensity, strong adaptability, and service life to grow.
The surrounding of the adapter plate lid 4 is provided with surrounding plate 27, and the top of itself and the housing of adapter plate lid 4 and first is formed
Groove, fluid-tight is carried out to add liquid into groove, to prevent air from entering coupled system and then destroy anaerobic environment.
The membrane module 6 and guide shell 5 also with electrical equipment in coupled system (film suction pump, rotary shaft 25 power fill
Put) circuit connection, to by changing the structure of resistance 7, electric energy caused by microbiological fuel cell is used in coupled system
The energy resource consumption of electrical equipment.
As shown in figure 4, the coupled system also includes the Water Tank 28 being connected with the first film suction pump 15, it is used to store
Pending sewage；The 3rd valve 29 and second flowmeter 30 are provided between the film suction pump 15 of Water Tank 28 and first.
The coupled system also includes the gas collecting apparatus 31 being connected with biogas outlet 11, and it is used to collect biogas
The biogas that outlet 11 is discharged.Contain the clean energy resourcies such as methane, hydrogen in the biogas.
Specifically, when MFC-MBR coupled systems carry out sewage disposal, spacer 21 mutually divides with lower spacer 22 in guarantee
Open, open the 3rd valve 29 and the sewage in Water Tank 28 is supplied into anaerobism by sewage inlet 9 using the first film suction pump 15
Fluidized bed reaction zone 3, sewage initially enter guide shell 5 reaction degraded, acted on through upper end solid-liquid separator 8, will contain sewage and
The mixed system of carrier granular carries out separation of solid and liquid.Guide shell 5 passes through titanium silk and negative electrode (film as anode under anaerobic environment simultaneously
Component 6) connect, electronics flows into negative electrode after titanium silk flows to resistance 7 and forms electric current.Subsequent muddy water, which rises from anaerobic reaction area, to be entered
The sludge before UF membrane of sludge settling area 2 carries out settlement treatment in decanting zone, hence it is evident that reduces sludge and is directly connect with membrane module 6
Touch, effectively reduce membrane fouling rate and operating energy consumption.Cause diaphragm 26 in film table using multiaxis cross-current type rotation membrane module 6
The generation that face forms shearing force and biogas further reduces film through increasing the shearing force formed on film surface during membrane separation zone 1
Pollute speed.Sludge makes microorganism be completely trapped in coupled system to ensure that microorganism concn by the effectively catching of film,
The sludge of sludge settling area 2 by self gravitation fall into anaerobic fluidized bed reaction zone 3 again with anaerobe haptoreaction, effectively
Degradation of contaminant and harmful toxic matter reduce operating cost simultaneously.Backflow is connected with membrane separation zone 1 and anaerobic fluidized bed reaction zone 3
Pipe, open the first valve 13 and the muddy water of membrane separation zone 1 be pumped into by anaerobic fluidized bed reaction zone 3 by the first film suction pump 15,
It ensure that the backflow between the continuity of coupled system operation and membrane separation zone 1 and reaction zone muddy water.The hydraulic pressure provided simultaneously makes
The anaerobic fluidized bed muddy water of reaction zone 3 fully mixes.During normal operating condition, the second valve 23 at rinse liquid outlet 19 is opened simultaneously
Prevent the lower end spacer accumulation mud of rinse liquid outlet 19 from blocking up to anaerobic fluidized bed reaction zone 3 pressure water using tertiary membrane suction pump 24
Fill in rinse liquid outlet 19.Caused biogas is stored in gas collecting apparatus 31 from biogas outlet 11 through gas pipeline.
Membrane separation zone 1 will be extracted out using the second film suction pump 18 by the isolated clear water of membrane module 6 is stored in clear water holding vessel 17
In.
When MFC-MBR coupled systems carry out Membrane cleaning, pulling up nipple 16 and electric wire makes return duct and electric wire and film point
Separated from area 1, rotation regulation the first shell position height.The upper He of spacer 21 in inside when first body height is down to a certain height
Lower spacer 22 is relative to connect closure, and now position is fixed using reverse bolt 20.It is reverse using the clear water in clear water holding vessel 17
Pressure water backwashes to film.Caused cleaning fluid flows out from rinse liquid outlet 19, does not flow into the anaerobic fluidized bed reaction of lower section
Area 3.Rotation increases the first housing when Membrane cleaning is completed, and upper spacer 21, which rises to separate with lower spacer 22, returns to normal operation shape
State.
In summary, MFC-MBR coupled systems of the present invention under anaerobic, utilize nitrate, CO2, Cr VI etc. makees
For electron acceptor, reduction reaction is carried out in the presence of anaerobe.O is not needed in running2So as to prevent coulomb from imitating
The decline of rate.The present invention use biological-cathode, using reactor fluidised form transmission proton with MBR technology be combined had both it is respective
Advantage simultaneously compensate for the respective deficiency of traditional reactor.MFC-MBR coupled systems not only have good wastewater treatment efficiency and
Electricity generation performance, also there is certain inhibitory action to fouling membrane, caused electric current can excite the activity of electro-chemical activity bacterium.
Inventive film separation uses active cross-flow, and biogas forms shearing force on film surface reduces fouling membrane and energy consumption,
Effectively catching through UF membrane make microorganism be completely trapped in system ensure that effective degrading microorganism of microorganism concn etc. solve
Determined conventional membrane bioreactor the defects of.The present invention also uses multiaxis membrane module, and the diaphragm in adjacent rotary shaft mutually staggers
Intersect and place, accelerate cross-flow velocity, fouling membrane is more significantly reduced in the shearing force that film surface is formed.
MFC-MBR coupled systems of the present invention can reclaim what useless Organic substance in water was contained while sewage disposal is carried out
Energy.The system is anode using the guide shell in anaerobic fluidized bed reaction zone, and the membrane module of membrane separation zone is biological-cathode, and
Connected by titanium silk.The system has had both membrane bioreactor (MBR) and efficiently dammed and the characteristics of Selective Separation and microorganism
Fuel cell (MFC) produces the advantages of energy.Proton is transmitted using system fluidised form simultaneously and do not need PEM, in addition system
Caused electric energy part will also serve certain inhibitory action outside the energy resource consumption for maintaining itself to fouling membrane, extend film
Service life.The structure construction for changing system sludge decanting zone is threaded joint, rotation the first housing adjustable position height.
Stop sewage disposal carry out Membrane cleaning when, when the first housing is down to a certain height inside set certain angle upper spacer and
Lower spacer will dock closure, and anaerobic reaction area and superstructure are kept apart, with ensure liquid medicine caused by Membrane cleaning from
Rinse liquid outlet flows out.Microbial activity is reduced so as to avoid cleaning fluid from flowing into anaerobic reaction area, ensure that the efficient place of sewage
Reason.Membrane separation zone top seal lid is arranged to nipple plate lid, facilitates the dismounting of membrane module to install.Surrounding plate is higher by simultaneously
Certain altitude adds water or oil carries out sealing and prevents air enters from destroying anaerobic environment.The compact occupation of land of coupled system apparatus structure
The small respective advantages of MFC and MBR that combine of area overcome the problem that conventional film is seriously polluted and Membrane cleaning is inconvenient, and produce
Electric energy there is certain stimulation to improve sewage treating efficiency the activity of microorganism.
Although present disclosure is discussed in detail by above preferred embodiment, but it should be appreciated that above-mentioned
Description is not considered as limitation of the present invention.After those skilled in the art have read the above, for the present invention's
A variety of modifications and substitutions all will be apparent.Therefore, protection scope of the present invention should be limited to the appended claims.
Claims (10)
1. new up flow type MFC-MBR coupled systems under a kind of anaerobic condition, it is characterised in that the coupled system includes：
First housing of upper and lower opening, its top are membrane separation zone, and bottom is sludge settling area；
Upper opening and the second housing being connected with the first housing bottom opening, it is anaerobic fluidized bed reaction zone, inside filling
There is the carrier granular of attachment anaerobe；
The adapter plate lid being threadedly coupled with the first housing open top；
Guide shell, the bottom being arranged in anaerobic fluidized bed reaction zone, it is used to carry out water conservancy diversion to sewage and fired as microorganism
Expect the anode of battery；
The membrane module being connected with guide shell by electric wire, is arranged in membrane separation zone, and it is used to carry out UF membrane and work to sewage
For the biological-cathode of microbiological fuel cell；
The resistance being arranged between guide shell and membrane module, it collectively constitutes microbiological fuel cell with guide shell and membrane module；
Solid-liquid separator, the top of guide shell is arranged at, for sewage and carrier granular to be carried out into separation of solid and liquid；
Sewage inlet, it is arranged at anaerobic fluidized bed reaction zone lower sidewall and is connected with guide shell, it is used to fluidize to anaerobism
The pending sewage of input in bed reaction zone；
Clear water output, it is arranged in the side wall of membrane separation zone, it is used to discharge the clear water after membrane module is handled；
Biogas exports, and is arranged at the top of membrane separation zone, it is used for caused biogas in effluent sewerage processing procedure
Body.
2. new up flow type MFC-MBR coupled systems under anaerobic condition as claimed in claim 1, it is characterised in that the coupling
Syzygy system also includes：
The bypass outlet of membrane separation zone lower sidewall is arranged at, it is connected with sewage inlet by return duct；
The first valve, first flowmeter and the first film suction pump are provided with the return duct, it is used in membrane separation zone
Muddy water is back to anaerobic fluidized bed reaction zone；The return duct is connected with bypass outlet by nipple.
3. new up flow type MFC-MBR coupled systems under anaerobic condition as claimed in claim 1, it is characterised in that the coupling
Syzygy system also includes：The clear water holding vessel being connected with clear water output, it is used for the clear water for collecting clear water output discharge；The clear water
The second film suction pump is provided between outlet and clear water holding vessel, it is used to clear water caused by membrane separation zone being pumped into clear water storage
Clear water in clear water holding vessel is reversely pumped into membrane separation zone with rinsing membrane module by tank.
4. new up flow type MFC-MBR coupled systems under anaerobic condition as claimed in claim 2, it is characterised in that the coupling
Syzygy system also includes：
The rinse liquid outlet being arranged in anaerobic fluidized bed reaction zone side wall, its position are higher than solid-liquid separator, clear for discharging
The cleaning fluid washed after membrane module；
First housing is threadedly coupled with the second housing, to realize the nipple and and film that are connected when disconnection with bypass outlet
Make its up and down motion by rotating the first housing after the electric wire of component connection, and utilize the first shell after reverse bolt secured adjusted
The position of body；
Upper spacer diagonally downward is provided with the first housing lower sides, its height changes with the rotation of the first housing
Become；
The bottom of rinse liquid outlet is provided with the lower spacer tilted upward in the second shell body；
The upper spacer by rotate the first housing with reduce height and realize and lower spacer docking closure, to prevent from cleaning
Cleaning fluid enters the anaerobic fluidized bed reaction zone of lower section and reduces microbial activity during membrane module.
5. new up flow type MFC-MBR coupled systems under anaerobic condition as claimed in claim 4, it is characterised in that described clear
Washing lotion outlet is connected with return duct, and is provided with the second valve and tertiary membrane suction pump therebetween, its be used for upper spacer with
Muddy water in return duct is reversely pressed into anaerobic fluidized bed reaction zone by lower spacer when disconnecting to carry out sewage disposal, to prevent
Sludge, which falls after rise, blocks rinse liquid outlet.
6. new up flow type MFC-MBR coupled systems under anaerobic condition as claimed in claim 1, it is characterised in that the film
Component includes：
Multiple rotary shafts being set up in parallel；
The multiple diaphragms being connected in series on the rotary shaft are set, and,
Power set with rotating axis connection, it is used to drive rotary shaft to rotate；
Diaphragm in two neighboring rotary shaft, which mutually staggers to intersect, to be placed.
7. new up flow type MFC-MBR coupled systems under anaerobic condition as claimed in claim 1, it is characterised in that described to connect
The surrounding of head plate lid is provided with surrounding plate, and it forms groove with the top of adapter plate lid and the first housing, into groove
Add liquid and carry out fluid-tight, to prevent air from entering coupled system and then destroy anaerobic environment.
8. new up flow type MFC-MBR coupled systems under anaerobic condition as claimed in claim 1, it is characterised in that the film
The circuit of component and guide shell also with electrical equipment in coupled system is connected, by changing electric resistance structure, microorganism to be fired
Expect that electric energy caused by battery is used for the energy resource consumption of electrical equipment in coupled system.
9. new up flow type MFC-MBR coupled systems under anaerobic condition as claimed in claim 2, it is characterised in that the coupling
Syzygy system also includes the Water Tank being connected with the first film suction pump, and it is used to store pending sewage；The Water Tank and
The 3rd valve and second flowmeter are provided between one film suction pump.
10. new up flow type MFC-MBR coupled systems under anaerobic condition as claimed in claim 1, it is characterised in that the coupling
Syzygy system also includes the gas collecting apparatus with biogas outlet connection, and it is used to collect the discharged biogas in biogas outlet
Body.
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103848539A (en) * | 2013-12-26 | 2014-06-11 | 江南大学 | Organic wastewater treatment device coupled with low-energy-consumption membrane biological reactor of microbial fuel cell |
| CN104556369A (en) * | 2015-01-05 | 2015-04-29 | 清华大学 | Sewage treatment system |
| KR20170047089A (en) * | 2015-10-22 | 2017-05-04 | 성균관대학교산학협력단 | MBR-OsMFC hybrid system for wastewater treatment and method for wastewater treatment using the same |
-
2017
- 2017-09-11 CN CN201710812575.7A patent/CN107352648B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103848539A (en) * | 2013-12-26 | 2014-06-11 | 江南大学 | Organic wastewater treatment device coupled with low-energy-consumption membrane biological reactor of microbial fuel cell |
| CN104556369A (en) * | 2015-01-05 | 2015-04-29 | 清华大学 | Sewage treatment system |
| KR20170047089A (en) * | 2015-10-22 | 2017-05-04 | 성균관대학교산학협력단 | MBR-OsMFC hybrid system for wastewater treatment and method for wastewater treatment using the same |
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