CN109052668A - A kind of the cultivation biogas slurry treatment device and biogas slurry treatment method of solar energy electric field collaboration phycomycete metabolism - Google Patents
A kind of the cultivation biogas slurry treatment device and biogas slurry treatment method of solar energy electric field collaboration phycomycete metabolism Download PDFInfo
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- CN109052668A CN109052668A CN201811088760.7A CN201811088760A CN109052668A CN 109052668 A CN109052668 A CN 109052668A CN 201811088760 A CN201811088760 A CN 201811088760A CN 109052668 A CN109052668 A CN 109052668A
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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
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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
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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
- C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
- C02F2103/20—Nature of the water, waste water, sewage or sludge to be treated from animal husbandry
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
- Y02A20/20—Controlling water pollution; Waste water treatment
- Y02A20/208—Off-grid powered water treatment
- Y02A20/212—Solar-powered wastewater sewage treatment, e.g. spray evaporation
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Abstract
The present invention relates to technical field of waste water processing more particularly to the cultivation biogas slurry treatment devices and biogas slurry treatment method of a kind of collaboration phycomycete metabolism of solar energy electric field.The invention discloses the cultivation biogas slurry treatment devices and biogas slurry treatment method of a kind of collaboration phycomycete metabolism of solar energy electric field, the processing unit utilizes solar energy and biological energy source in situ, organic matter, nitrogen nutrition object and antibiotic in phycomycete advanced treating biogas slurry can be strengthened under the conditions of energy is controlled oneself, and strengthen acquisition algae biomass.The COD removal rate of the processing unit is 95.6%, ammonia nitrogen removal frank 98.8%, and terramycin removal rate is 84%；Nitrate nitrogen and nitrite nitrogen are below 5mg/L, and after operation 120 hours, be averaged algae output increased 38%.
Description
Technical field
The present invention relates to technical field of waste water processing more particularly to a kind of cultivation of solar energy electric field collaboration phycomycete metabolism
Biogas slurry treatment device and biogas slurry treatment method.
Background technique
With economic development and improvement of living standard, demand of the people to livestock and poultry meat and its byproduct is growing day by day,
The development for thereby accelerating extensive intensive livestock and poultry breeding industry, causes to generate a large amount of livestock and poultry feces.Livestock and poultry breeding industry pollutes
As the third-largest pollution sources after industrial pollution and domestic pollution.Livestock and poultry feces contain high-enriched organics and nitrogen, phosphorus battalion
Object is supported, direct emission or processing insufficient can lead to environment water eutrophication.Meanwhile it generally being used during feeding
Antibiotic prevents and treats livestock and poultry and promotes growth of animals or poultry, and majority is discharged with feces of livestock and poultry, causes in livestock and poultry feces containing a large amount of
Antibiotic can lead to direct ecosystem damage into environment, and can produce resistant gene, threaten human health.
Currently, producing methane through anaerobic fermentation processing livestock and poultry feces are widely used, a large amount of low C/N biogas slurries are thus generated, are unfavorable for
Subsequent bio denitrogenation, and anaerobic fermentation can not effectively remove antibiotic, being directly used as organic fertilizer can lead to environmental pollution.
The algae Solar use organism most fast as the speed of growth is the most biomass energy of application prospect and more function
One of energy product.Algae is produced for producing the effective way that high added value algae product is livestock/poultry biogas slurry recycling using nitrogen, phosphorus in water.
Meanwhile algae can cooperate with multiple pollutant in water removal by own metabolism and with bacterium.The growth of algae biomass depends on
The photosynthetic metabolite of algae.Theoretically, algae photosynthetic metabolite can be enhanced by increasing light intensity.However, due under strong light frustule it is photosynthetic
Core cell-lightsystemⅡ downstream reaction dynamics limitation causes photoelectron to accumulate, and makes the primary electron of lightsystemⅡ by constitution
Body quinone majority exists with reduction-state, can not receive photoelectron again, limits the photosynthetic metabolite rate of algae under strong light.Therefore, overcome
Xanthophyll cycle breaks through the algae photosynthetic metabolite ability upper limit, is to strengthen nutrients such as nitrogen and antibiotic in phycomycete collaboration processing biogas slurry, synchronous
Efficiently produce the key of algae.
Summary of the invention
In view of this, the object of the present invention is to provide a kind of cultivation biogas slurries of solar energy electric field collaboration phycomycete metabolism
Processing unit and biogas slurry treatment method.The device and method can strengthen the nutrients such as antibiotic, nitrogen in removal biogas slurry, and efficiently
Produce algae.
Its specific technical solution is as follows:
The present invention provides a kind of cultivation biogas slurry treatment devices of solar energy electric field collaboration phycomycete metabolism, comprising: reaction
Room, cathode, anode, diaphragm, the first solar energy electrode plate, the second solar energy electrode plate, the first relay switch controller,
Two relay switch controllers, resistor, energy-storage travelling wave tube and fluid line；
The diaphragm is arranged in the reaction chamber, and the reaction chamber is divided into anode chamber and the cathode of left and right distribution
Room；
The anode is arranged in the anode chamber, and the anode surface adheres to the electroactive biomembrane of phycomycete；
The cathode is arranged in the cathode chamber, and the cathode of cathode surface attachment alga-bacteria biofilm；
The first solar energy electrode plate and the first relay switch controller and the resistor in series are formed back
Road；
The both ends of the resistor are connect with the cathode and the anode respectively, and the energy-storage travelling wave tube be connected in parallel on it is described
The both ends of resistor, the second relay switch controller are connected between the energy-storage travelling wave tube and the resistor；
The second solar energy electrode plate is connected in parallel on the energy-storage travelling wave tube both ends；
The fluid line and the anode chamber and the cathodic compartment；
The anode chamber is provided with water inlet, and the cathode chamber is provided with water outlet.
Preferably, zener diode is also connected between the resistor and the first solar energy electrode plate.
Preferably, further includes: signal picker；
The both ends of the signal picker are connect with the anode and the cathode respectively.
Preferably, the anode and the cathode are conductive carbon material block.
Preferably, further includes: setting collects body and the conduction in the indoor anti-corrosion electric conducting metal electron of the anode
The connection of carbon material block.
Preferably, the diaphragm is nanofiltration membrane or ultrafiltration membrane.
Preferably, further includes: gas pipeline；
The gas pipeline is connected to the anode chamber with the cathode chamber.
Preferably, the energy-storage travelling wave tube is super capacitor.
Preferably, the fluid line is one-way check valve pipeline.
The present invention also provides a kind of cultivation biogas slurry treatment device processing of above-mentioned solar energy electric field collaboration phycomycete metabolism
The method for cultivating biogas slurry, comprising the following steps:
Step 1: cultivation biogas slurry being entered from the inlet into anode chamber and is handled by anode, anode treatment fluid is obtained；
Step 2: the anode treatment fluid being entered into cathode chamber by fluid pipeline, obtains that treated after cathode treatment
Cultivate biogas slurry.
As can be seen from the above technical solutions, the invention has the following advantages that
In the cultivation biogas slurry treatment device of solar energy electric field collaboration phycomycete metabolism provided by the invention, on daytime, first too
Positive energy photoelectricity pole plate receives sunlight, converts the solar into electric energy, applies electric field between anode and cathode, anode is promoted to mention
The Photosynthetic Electron of algae and the breathing electronics of bacterium are taken, changes phycomycete metabolic pathway, gives birth to phycomycete with anode electron acceptor
It is long, with this strengthen algae photosynthetic metabolite and bacterium respiratory metabolism and grow in the overlay film of anode surface, realize to strengthen and obtain algae
Strengthen organic matter, ammonia nitrogen and antibiotic in phycomycete removal biogas slurry while biomass.Anode treatment fluid is entered by fluid line
Cathode chamber, meanwhile, cathode phycomycete passes through the multipaths such as cell metabolism absorption, good/anaerobic oxidation, nitrification and denitrification removal upper one
Remaining organic matter, ammonia nitrogen, nitrate/nitrite (Ammonia Nitrification product) and antibiotic in period anode treatment fluid.Meanwhile
Second solar energy electrode plate is energy-storage travelling wave tube charging.Night, energy-storage travelling wave tube electric discharge substitute the first solar energy electrode on daytime
Plate applies electric field between anode and cathode, to strengthen the breathing electronics that driving anode extracts phycomycete, promotes night phycomycete
Respiratory metabolism and overlay film growth, to strengthen anode phycomycete night respiratory metabolism removal biogas slurry pollutant.Meanwhile cathode phycomycete passes through
The approach such as cellular uptake, autotrophic denitrification, anaerobic denitrifying and cathodic reduction remove remaining in upper period anode treatment fluid
Organic matter, antibiotic, ammonia nitrogen, nitrate/nitrite and heavy metal.The device utilizes solar energy and biological energy source in situ, can
Strengthen phycomycete advanced treating biogas slurry under the conditions of energy is controlled oneself and strengthens acquisition algae biomass.The experimental results showed that the device
COD removal rate is 95.6%, ammonia nitrogen removal frank 98.8%, and terramycin removal rate is 84%；Nitrate nitrogen and nitrite nitrogen
It is below 5mg/L, after operation 120 hours, be averaged algae output increased 38%.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention without any creative labor, may be used also for those of ordinary skill in the art
To obtain other attached drawings according to these attached drawings.
Fig. 1 is the knot for the cultivation biogas slurry treatment device that solar energy electric field provided in an embodiment of the present invention cooperates with phycomycete metabolism
Structure schematic diagram；
Fig. 2 is the sun for the cultivation biogas slurry treatment device that solar energy electric field provided in an embodiment of the present invention cooperates with phycomycete metabolism
Pole and cathode potential；
Fig. 3 is the cultivation biogas slurry treatment device anode that solar energy electric field provided in an embodiment of the present invention cooperates with phycomycete metabolism
Room removes organic matter and ammonia nitrogen performance；
The cultivation biogas slurry treatment device anode chamber of Fig. 4 solar energy electric field collaboration phycomycete metabolism provided in an embodiment of the present invention
Remove the performance of terramycin；
Fig. 5 is the cultivation biogas slurry treatment device collaboration that solar energy electric field provided in an embodiment of the present invention cooperates with phycomycete metabolism
Anode algae growth rhythm；
Fig. 6 is the cultivation biogas slurry treatment device phycomycete that solar energy electric field provided in an embodiment of the present invention cooperates with phycomycete metabolism
Cathode is further processed effect to anode water outlet；
Wherein, appended drawing reference is as follows:
1, diaphragm；2, anode；3, cathode；4, water inlet；5, water outlet；6, fluid line；7, gas pipeline；8, first after
Electrical contact controller；9, the second relay switch controller；10, the first solar energy electrode plate；11, the second solar photoelectric pole plate；
12, zener diode；13, resistor；14, energy-storage travelling wave tube；15, signal picker；16, anti-corrosion electric conducting metal electron is collected
Body.
Specific embodiment
The object of the present invention is to provide a kind of cultivation biogas slurry treatment devices of solar energy electric field collaboration phycomycete metabolism
With biogas slurry treatment method.The device and method can strengthen antibiotic, nitrogen and phosphorus in removal biogas slurry, and efficiently produce algae.
In order to make the invention's purpose, features and advantages of the invention more obvious and easy to understand, below in conjunction with the present invention
Attached drawing in embodiment, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that disclosed below
Embodiment be only a part of the embodiment of the present invention, and not all embodiment.Based on the embodiments of the present invention, this field
Those of ordinary skill's all other embodiment obtained without making creative work, belongs to protection of the present invention
Range.
Referring to Fig. 1, the cultivation biogas slurry treatment dress of solar energy electric field collaboration phycomycete metabolism provided in an embodiment of the present invention
The structural schematic diagram set.
A kind of cultivation biogas slurry treatment device of solar energy electric field collaboration phycomycete metabolism provided by the invention includes: reaction
Room, cathode 3, anode 2, diaphragm 1, the first solar energy electrode plate 10, the second solar energy electrode plate 11, the first relay switch control
Device 8, the second relay switch controller 9, energy-storage travelling wave tube 14 and fluid line 6 processed.
Diaphragm 1 is arranged in reaction chamber, and reaction chamber is divided into anode chamber and the cathode chamber of left and right distribution.
In the embodiment of the present invention, diaphragm 1 is nanometer or micron order aperture diaphragm.
The volume of anode chamber and cathode chamber can be adjusted according to practical application, be not specifically limited herein, and the present invention is real
It applies in example, cathode chamber is identical with anode building volume.
Anode chamber and cathode chamber are preferably thin layer rectangular parallelepiped, and in the embodiment of the present invention, anode chamber and cathode chamber are all
Length × width × height is 8cm × 8cm × 4cm cuboid.
Anode chamber and cathode chamber are made of strong light transmission, corrosion-resistant and insulation material.
In the embodiment of the present invention, anode chamber and cathode chamber are transparent, and anode chamber's sealing generates gas and imports cathode chamber.Cathode
Room be it is open, be communicated with the atmosphere.
In the embodiment of the present invention, 2 surface of anode and 3 surface of cathode are coated with conducting polymer-transition metal mediator layer.
Anode 2 is arranged in anode chamber, and the electroactive biomembrane of phycomycete is adhered on 2 surface of anode.
Cathode 3 is arranged in cathode chamber, and alga-bacteria biofilm is adhered on 3 surface of cathode.
Anode 2 and 3 phycomycete of cathode can degrade organic pollutant in biogas slurry, denitrogenation and removal antibiotic and heavy metal.
In embodiments of the present invention, the phycomycete of the electroactive biomembrane of phycomycete of 2 surface of anode attachment and the attachment of 3 surface of cathode
Biomembrane, which is by the following method tamed, to be obtained:
Cultivation biogas slurry to be processed is added in anode chamber, 3 a cycle of cathode is added identical with anode 2 to be processed
Cultivation biogas slurry, second period is then added the biogas slurry removed after organic matter by anode 2, while connecing in anode 2 and cathode 3
The photosynthetic green alga of kind, anode 2 seals later, and cathode 3 is open, and implements illumination to anode 2 and cathode 3.Anode 2 and cathode 3 are divided
Not Jie Ru reference electrode, and connect resistor 13 and the first solar energy electrode plate 10 and the second solar energy electrode plate 11 and storage
It can element 14.Reaction unit is started and run under the conditions of alternately light dark.2 potential of anode and 3 potential of cathode are monitored, judges electricity
Son extracts and transmitting situation.
It can use signal picker 15 and monitor 2 potential of anode and 3 potential of cathode.
Anode chamber is provided with water inlet 4, and cathode chamber is provided with water outlet 5.
In the embodiment of the present invention, the setting of water inlet 4 is arranged in anode chamber's upper side, water outlet 5 in cathode chamber side-lower.
First solar energy electrode plate 10 is connected forming circuit with the first relay switch controller 8 and resistor 13.
In the embodiment of the present invention, resistor 13 is adjustable resistor, for adjusting the electron transmission for passing through cathode 3, anode 2
Resistance.
The both ends of resistor 13 are connect with cathode 3 and anode 2 respectively, and energy-storage travelling wave tube 14 is connected in parallel on the two of resistor 13
End, the second relay switch controller 9 are connected between energy-storage travelling wave tube 14 and resistor 13.
Second solar energy electrode plate 11 is connected in parallel on 14 both ends of energy-storage travelling wave tube.
Fluid line 6 and anode chamber and cathodic compartment.
Specifically, daytime, the first relay switch controller 8 closure, the first solar energy electrode plate 10 receive sunlight, will
Solar energy is converted to electric energy, applies electric field between anode 2 and cathode 3, and anode 2 is promoted to extract Photosynthetic Electron and the bacterium of algae
Electronics is breathed, changes phycomycete metabolic pathway, grows phycomycete with 2 electron acceptor of anode, strengthen the photosynthetic generation of algae with this
It thanks to the respiratory metabolism with bacterium and the overlay film on 2 surface of anode is grown, realize to strengthen and strengthen phycomycete while obtaining algae biomass
Remove organic matter, ammonia nitrogen and antibiotic in biogas slurry.2 treatment fluid of anode enters cathode chamber by fluid line 6, meanwhile, 3 algae of cathode
Bacterium is removed in upper 2 treatment fluid of period anode by the multipaths such as cell metabolism absorption, good/anaerobic oxidation, nitrification and denitrification
Remaining organic matter, ammonia nitrogen, nitrate/nitrite (Ammonia Nitrification product) and antibiotic.Meanwhile second relay switch control
Device 9 is opened, and the second solar energy electrode plate 11 is the charging of energy-storage travelling wave tube 14.Night, the second relay switch controller 9 closure, storage
Energy element 14 discharges, and the first solar energy electrode plate 10 for substituting daytime applies electric field between anode 2 and cathode 3, thus by force
Change the breathing electronics that driving anode 2 extracts phycomycete, promotes the respiratory metabolism and overlay film growth of night phycomycete, to strengthen 2 algae of anode
Bacterium night respiratory metabolism removes biogas slurry pollutant.3 phycomycete of cathode passes through cellular uptake, autotrophic denitrification, anaerobic denitrifying and yin
The approach such as the reduction of pole 3 remove remaining organic matter, antibiotic, ammonia nitrogen, nitrate/nitrous acid in upper 2 treatment fluid of period anode
Salt and heavy metal.
The photoelectricity pole plate and difference of different solar energy conversion efficiencies can be matched in operational process according to Intensity of the sunlight
The energy-storage travelling wave tube 14 of capacitance size applies best electric field for cathode 3 and anode 2, realizes the metabolism and overlay film rate of 2 phycomycete of anode
And the maximization of the removal rate of pollutant.
The bottom end of reaction chamber is arranged in fluid line 6.
When operation, cultivation biogas slurry is injected from water inlet 4, and biogas slurry is after anolyte reaction chamber, under the effect of gravity from fluid hose
Road 6 flows into cathode chamber, after cathode chamber has reacted, is discharged from water outlet 5.
It is to a kind of cultivation biogas slurry treatment device of solar energy electric field collaboration phycomycete metabolism provided by the invention above
One embodiment is described in detail, and will support below to a kind of solar energy electric field collaboration phycomycete metabolism provided by the invention
Another embodiment for growing biogas slurry treatment device is described in detail.
In a kind of cultivation biogas slurry treatment device of solar energy electric field collaboration phycomycete metabolism provided by the invention, resistor 13
Zener diode 12 is also connected between the first solar energy electrode plate 10.
Zener diode 12 can apply steady-state field between anode 2 and cathode 3, because sunlight electric field level can be with
Sunlight power variation also change, additionally connect a zener diode 12 may insure apply electric field stability,
The efficiency for more effectively maintaining electric field-enhanced algae Photosynthetic Electron to extract, to accelerate algae photosynthetic metabolite to overcome algae Xanthophyll cycle and accelerate thin
Bacterium respiratory metabolism.
Further, the cultivation biogas slurry treatment device of solar energy electric field collaboration phycomycete metabolism further include: signal picker
15, the both ends of signal picker 15 are connect with anode 2 and cathode 3 respectively.
In operational process, cathode 3,2 both ends of anode pass through enameled conducting wire respectively and connect with signal picker 15, real-time display
Cathode 3,2 both end voltage of anode (or electric current) value.
Further, anode 2 and cathode 3 are conductive carbon material block.
Conductive carbon material block can be conductive carbon felt or electrically conductive graphite plate, preferably conductive carbon felt.
Further, the cultivation biogas slurry treatment device of solar energy electric field collaboration phycomycete metabolism further include: be arranged in anode
Indoor anti-corrosion electric conducting metal electron collects body 16.
In implementation column of the present invention, anti-corrosion electric conducting metal electron collects body 16 as bolt-type anti-corrosion electric conducting metal electron receipts
Collective 16.
Anti-corrosion electric conducting metal electron, which collects body 16, can obtain small contact resistance, and anti-corrosion electric conducting metal electron is collected
Body 16 and conductive carbon material block, for strengthening the electronics for collecting single conductive carbon material block capture.
The indoor anti-corrosion electric conducting metal electron of anode collects body 16 and is used to collect Photosynthetic Electron and phycomycete from algae
Electronics is breathed, the indoor anti-corrosion electric conducting metal electron of cathode collects body 16 and is used to collect the electronics from anode.
It is connected with independent conductive carbon material block in every branch of anti-corrosion electric conducting metal electron collection body 16, convenient for pulling out
It inserts and replaces.
Further, diaphragm 1 is nanofiltration membrane or ultrafiltration membrane, preferably ultrafiltration membrane.
Further, the cultivation biogas slurry treatment device of solar energy electric field collaboration phycomycete metabolism further include: gas pipeline 7.
Gas pipeline 7 is connected to anode chamber with cathode chamber.
It should be noted that the CO that anode chamber generates2It is greenhouse gases, is discharged into air and will lead to greenhouse effects.It will
The CO that anode generates2Cathode is imported as electrodeless carbon source by flue 7, can be salvaged.In addition to this it is possible to sharp
With the CO in air2It passively diffuses into cathode solution as carbon source.CO can also be provided by artificial aeration2, but this side
Method needs to consume additional energy, increases operating cost.
Gas pipeline 7 is one-way check valve pipeline, so that the gas in anode chamber only leads to cathode chamber.
The top of reaction chamber is arranged in gas pipeline 7.
In the embodiment of the present invention, gas pipeline is one-way check valve pipeline, so that the CO that anode chamber generates2Only lead to cathode
Room.
Further, energy-storage travelling wave tube 14 is super capacitor.
Further, fluid line 6 is one-way check valve pipeline, so that only leading to cathode chamber with fluid in anode chamber.
It is to a kind of cultivation biogas slurry treatment device of solar energy electric field collaboration phycomycete metabolism provided by the invention above
One embodiment is described in detail, and will support below to a kind of solar energy electric field collaboration phycomycete metabolism provided by the invention
The method for growing biogas slurry treatment device processing cultivation biogas slurry is described in detail.
Step 1: cultivation biogas slurry being entered into anode chamber from water inlet 4 and is handled by anode 2,2 treatment fluid of anode is obtained；
Step 2: 2 treatment fluid of anode being entered into cathode chamber by fluid pipeline, obtains that treated after the processing of cathode 3 and supports
Grow biogas slurry.
Step 1 specifically: daytime, the first relay switch controller 8 closure, the first solar energy electrode plate 10 receive the sun
Light converts the solar into electric energy, applies electric field between anode 2 and cathode 3, promote anode 2 extract algae Photosynthetic Electron and
The breathing electronics of bacterium changes phycomycete metabolic pathway, grows phycomycete with 2 electron acceptor of anode, strengthen algae with this
The respiratory metabolism of photosynthetic metabolite and bacterium and 2 surface of anode overlay film grow, realize strengthen obtain algae biomass while it is strong
Change organic matter, ammonia nitrogen and antibiotic in phycomycete removal biogas slurry.
Step 2 specifically: 2 treatment fluid of anode and gas pass through fluid line 6 respectively and gas pipeline 7 enters cathode chamber,
3 phycomycete of cathode is removed at upper period anode 2 by the multipaths such as cell metabolism absorption, good/anaerobic oxidation, nitrification and denitrification
Manage remaining organic matter, ammonia nitrogen, nitrate/nitrite (Ammonia Nitrification product) and antibiotic in liquid.Meanwhile second after establishing by cable
It closes controller 9 to open, the second solar energy electrode plate 11 is the charging of energy-storage travelling wave tube 14.Night, the second relay switch controller 9 close
It closing, energy-storage travelling wave tube 14 discharges, and the first solar energy electrode plate 10 for substituting daytime applies electric field between anode 2 and cathode 3, from
And strengthen the breathing electronics that driving anode 2 extracts phycomycete, promote the respiratory metabolism and overlay film growth of night phycomycete, to strengthen anode
2 phycomycete night respiratory metabolisms remove biogas slurry pollutant.Meanwhile 3 phycomycete of cathode is anti-by cellular uptake, autotrophic denitrification, anaerobism
The approach such as nitrification and the reduction of cathode 3 remove remaining organic matter, antibiotic, ammonia nitrogen, nitric acid in upper 2 treatment fluid of period anode
Salt/nitrite and heavy metal.
After step 2 further include: monitoring 2 organic removal rate of anode.
When organic removal rate reaches 90% or more, the anolyte for removing organic matter is injected into cathode chamber, is made further
Processing, and new biogas slurry is then injected by anode chamber, starts the new period.
In the embodiment of the present invention, cultivating ammonia nitrogen concentration in biogas slurry is 300~2000mg/L, and it is organic to cultivate dissolubility in biogas slurry
Object concentration is 300~5000mg COD/L, and antibiotic concentration is 10mg/L~50mg/L.
The intensity of illumination of sunlight is 2500lux~5000lux, more preferably 3500lux.In the embodiment of the present invention, support
It grows biogas slurry and enters anode chamber from water inlet 4 in a manner of batch.
It is at the cultivation biogas slurry treatment device to a kind of solar energy electric field collaboration phycomycete metabolism provided by the invention above
One embodiment of the method for reason cultivation biogas slurry is described in detail, below will be to a kind of solar photoelectric provided by the invention
The application examples of the cultivation biogas slurry treatment device of field collaboration phycomycete metabolism is described in detail.
Device cathode 3, anode 2 are the cuboid (8cm × 8cm × 4cm) that volume is 256mL, and material is translucency
Good poly (methyl methacrylate) plate, cathode 3, anode 2 are separated by ultrafiltration membrane (molecular cut off 1K), and anode 2 seals, and cathode 3 opens at
Atmosphere.
(1) it the starting and operation of 2 phycomycete of anode electroactive biomembrane and 3 alga-bacteria biofilm of cathode: is added and simulates in anode 2
It cultivates biogas slurry (organic concentration: 500mg COD/L, ammonia nitrogen concentration: 500mg/L, terramycin: 10mg/L), and is inoculated with chlorella
(20% inoculation for pressing 2 volume of anode).The biogas slurry stoste as anode 2 is added in 3 a cycle of cathode, and (second period is opened
Begin that treated the biogas slurry of anode 2 is added), while being inoculated with chlorella (by 20% inoculation of 3 volume of cathode).Anode 2 seals, cathode
3 is open, and carries out indirect light using artificial light source (full spectrum light source simulated solar irradiation, intensity 3500lux) simultaneously in anode and cathode 2
According to (dark/photoperiod are as follows: 12h/12h).In external 500 Ohmic resistance, the solar photoelectric pole plate and capacity that voltage rating is 1.2V
To be run under conditions of the supercapacitor of 3.3F.
(2) cathode 3,2 potential of anode are monitored, while monitoring 2 organic matter of anode, the removal rate of ammonia nitrogen and monitoring 3 ammonia of cathode
Nitrogen, nitrate/nitrite removal rate.The COD that repeatable stationary value and anode 2 are gradually increased to 2 potential of anode is gone
After completely, by treated, anolyte injects cathode chamber, and anode chamber rejoins new biogas slurry.So rerun, to
Observe continuous three more than the period repeat stable 2 potential change of cathode and anode and stable COD and ammonia nitrogen and nitrate/
After nitrite removal rate, start-up course is completed.It is still run later according to above procedure.It is continuous that fixed sample time interval is set
The removal rate of 2 organic matter of anode, ammonia nitrogen and terramycin is monitored, while monitoring 3 ammonia nitrogen of cathode, the removal of nitrate/nitrite
Rate.
As shown in Fig. 2, being capacitor charging using solar energy electrode plate on daytime, then used at night using the electric discharge of photoelectricity pole plate
In the bio-electrochemical process for strengthening night system anode and cathode 2.Compared with night does not apply the device of electric field, it is significant to apply electric field
It improves 2 potential of anode of the cultivation biogas slurry treatment device of solar energy electric field collaboration phycomycete metabolism of the present invention and reduces cathode
3 potentials strengthen night anode 2 and extract phycomycete breathing electronics to strengthen phycomycete respiratory metabolism, and strengthen cathode 3 simultaneously and go back orthonitric acid
Salt.
As shown in Fig. 3, Fig. 4 and Fig. 6, compared with the control group for not applying electric field, the embodiment of the present invention cultivates processing unit
All 3 final outflow water COD removal rates of end of term cathode are 95.6%, and anode 2 is discharged the ammonia nitrogen after the further advanced treating of cathode 3
Removal rate is 98.8%, and terramycin removal rate is 84%；Nitrate nitrogen and nitrite nitrogen are below 5mg/L.
As shown in figure 5, daytime strengthens algae photosynthetic metabolite, and night strengthens algae respiratory metabolism by applying electric field round the clock, thus
It is round-the-clock to enhance algae growth.Compared with not applying electric field, after operation 120 hours, be averaged algae output increased 38%.
The above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations；Although with reference to the foregoing embodiments
Invention is explained in detail, those skilled in the art should understand that: it still can be to aforementioned each implementation
Technical solution documented by example is modified or equivalent replacement of some of the technical features；And these modification or
Replacement, the spirit and scope for technical solution of various embodiments of the present invention that it does not separate the essence of the corresponding technical solution.
Claims (10)
1. a kind of cultivation biogas slurry treatment device of solar energy electric field collaboration phycomycete metabolism characterized by comprising reaction chamber,
Cathode, anode, diaphragm, the first solar energy electrode plate, the second solar energy electrode plate, the first relay switch controller, second
Relay switch controller, resistor, energy-storage travelling wave tube and fluid line；
The diaphragm is arranged in the reaction chamber, and the reaction chamber is divided into anode chamber and the cathode chamber of left and right distribution；
The anode is arranged in the anode chamber, and the anode surface adheres to the electroactive biomembrane of phycomycete；
The cathode is arranged in the cathode chamber, and the cathode surface adheres to alga-bacteria biofilm；
The first solar energy electrode plate and the first relay switch controller and the resistor in series are formed into a loop；
The both ends of the resistor are connect with the cathode and the anode respectively, and the energy-storage travelling wave tube is connected in parallel on the resistance
The both ends of device, the second relay switch controller are connected between the energy-storage travelling wave tube and the resistor；
The second solar energy electrode plate is connected in parallel on the energy-storage travelling wave tube both ends；
The fluid line and the anode chamber and the cathodic compartment；
The anode chamber is provided with water inlet, and the cathode chamber is provided with water outlet.
2. the cultivation biogas slurry treatment device of solar energy electric field collaboration phycomycete metabolism according to claim 1, feature exist
In being also connected with zener diode between the resistor and the first solar energy electrode plate.
3. the cultivation biogas slurry treatment device of solar energy electric field collaboration phycomycete metabolism according to claim 1, feature exist
In, further includes: signal picker；
The both ends of the signal picker are connect with the anode and the cathode respectively.
4. the cultivation biogas slurry treatment device of solar energy electric field collaboration phycomycete metabolism according to claim 1, feature exist
In the anode and the cathode are conductive carbon material block.
5. the cultivation biogas slurry treatment device of solar energy electric field collaboration phycomycete metabolism according to claim 4, feature exist
In, further includes: it is arranged in the anode chamber and the indoor anti-corrosion electric conducting metal electron of the cathode collects body；
The anti-corrosion electric conducting metal electron is collected body and is connect with the conductive carbon material block.
6. the cultivation biogas slurry treatment device of solar energy electric field collaboration phycomycete metabolism according to claim 1, feature exist
In the diaphragm is nanofiltration membrane or ultrafiltration membrane.
7. the cultivation biogas slurry treatment device of solar energy electric field collaboration phycomycete metabolism according to claim 1, feature exist
In, further includes: gas pipeline；
The gas pipeline is connected to the anode chamber with the cathode chamber.
8. the cultivation biogas slurry treatment device of solar energy electric field collaboration phycomycete metabolism according to claim 1, feature exist
In the energy-storage travelling wave tube is super capacitor.
9. the cultivation biogas slurry treatment device of solar energy electric field collaboration phycomycete metabolism according to claim 1, feature exist
In the fluid line is one-way check valve pipeline.
10. the cultivation biogas slurry treatment dress that solar energy electric field described in a kind of claim 1 to 9 any one cooperates with phycomycete metabolism
The method for setting processing cultivation biogas slurry, which comprises the following steps:
Step 1: cultivation biogas slurry being entered from the inlet into anode chamber and is handled by anode, anode treatment fluid is obtained；
Step 2: the anode treatment fluid being entered into cathode chamber by fluid pipeline, the cultivation that obtains that treated after cathode treatment
Biogas slurry.
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