CN105565477B - Biomembrane oxygenation aeration plate and aerator and algae bio acclimation method - Google Patents
Biomembrane oxygenation aeration plate and aerator and algae bio acclimation method Download PDFInfo
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- CN105565477B CN105565477B CN201610068908.5A CN201610068908A CN105565477B CN 105565477 B CN105565477 B CN 105565477B CN 201610068908 A CN201610068908 A CN 201610068908A CN 105565477 B CN105565477 B CN 105565477B
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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
- C02F3/02—Aerobic processes
- C02F3/12—Activated sludge processes
- C02F3/1236—Particular type of activated sludge installations
- C02F3/1268—Membrane bioreactor systems
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G33/00—Cultivation of seaweed or algae
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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
- C02F7/00—Aeration of stretches of water
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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
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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
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/80—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in fisheries management
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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
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/10—Biological treatment of water, waste water, or sewage
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- Environmental & Geological Engineering (AREA)
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- Organic Chemistry (AREA)
- Microbiology (AREA)
- Biodiversity & Conservation Biology (AREA)
- Marine Sciences & Fisheries (AREA)
- Environmental Sciences (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
- Biological Treatment Of Waste Water (AREA)
Abstract
The present invention discloses a kind of biomembrane oxygenation aeration plate and aerator, and algae bio acclimation method, by being equipped with diazotroph membrane material respectively on aeration board, the nitrogen and oxygen separation in air that aerator is discharged using the characteristic of nitrogen fixing algae biology, and form the rete malpighii for preventing oxygen from passing through, contact lower layer's oxygen sufficiently with microorganism in sewage, improve the oxygen concentration in water body, to realize the catharsis to sewage, real-time monitoring is carried out to the oxygen concentration in water body using dissolved oxygen monitoring device simultaneously, and according to the growing state of Azotica, the dosage and dwell time of sewage of real-time monitoring biological nutrient liquid, to improve aeration efficiency, reduce hydraulic detention time.
Description
Technical field
The invention belongs to sewage treatment fields, and in particular to a kind of biomembrane oxygenation aeration plate and aerator, Yi Jizao
Class biological domestication method.
Background technique
Aeration, refers to the oxygen in air forcing the process shifted into liquid, the purpose is to obtain enough dissolved oxygens.?
In water treatment technology, aeration effect mainly both ways: first is that oxygenation is for microorganism aerobic degradation of contaminant；Second is that Aerated stirring
Water body enhances the turbulent fluctuation of water body, is conducive to the transmitting, diffusion and the mixing with water body of oxygen.Reasonable aeration can effectively increase
Add dissolved oxygen content, and can guarantee that organic matter and microorganism come into full contact with to accelerate the biodegradation process of pollutant, that is, mentions
High sewage treating efficiency.
More than, the focus in terms of the two all concentrates on the utilization rate of oxygen in aeration system.To meet aeration system to molten
Solve the demand of oxygen, it is necessary to be oxygenated using aerator into sewage, common aerator has mechanical aeration and blast aeration.This
Two kinds of aeration modes one side are unreasonable due to device structure setting, and aeration efficiency is lower, as used in blast aeration
Single air-diffuser, can only achieve 60m per hour3, it is not able to satisfy existing water treatment aeration requirement.On the other hand due to exposing
The gas time is shorter, causes to contact with oxygen less, undercompounding, and oxygen-transfer efficiency is low, while complicated integral structure, assembling, maintenance
It is cumbersome.
For this purpose, thering is technical staff to propose membrane method bubble-free aeration machine (patent No.: ZL 200720030464.2), using height
Molecule strong-hydrophobicity Hollow-fibre membranes material separates gas, to improve the flux of aeration, increases liquid dissolving oxygen efficiency.In addition, with
The development of membrane oxygen enrichment technology, a kind of UF membrane method for supplying oxygen and system (patent No.: ZL 201310468909.5) also answered
For water treatment field, different depending on the oxygen nitrogen separation of membrane material, single-stage separates the richness that can get that purity is about 23-60%
Oxygen, unquestionably, membrane separating method open a new way for oxygen-enriched extraction, but, conventionally employed organic film or inorganic pottery
The oxygen-enriched aeration mode of porcelain film, in use, it is necessary to consider the stability and diaphragm of air supply system continuous operation
The gas pressure of group front and back necessarily leads to the increase of equipment operation energy consumption, and such device structure is complicated, needs to examine in use
Consider the occupied area of equipment.
With the development of biotechnology, a kind of spherical shape deflector type bio-aeration device (number of patent application:
201510657927.7) recommended in water treatment field.The device is by multiple back-offs and mutually nested hemispherical shell forms,
Hemispheric shell is black PVC material, is filled with plastic filler in each hemispherical shell.These plastic filler specific surface areas are huge
Greatly, carrier is provided for apposition growth microorganism, considerably increases the contact of the intracorporal biomass of ball and microorganism with pollutant
Area, to greatly improve microbial activity and biodegradability.The method of such bio-aeration, actually weakens exposure
Gas technique and the mode for being intended to emphasize biological water process, have certain help to the improvement of water quality, this is the one of biological water process
Big advantage.Therefore, further to embody the contribution that biology does aeration system: raising aeration efficiency, when reducing hydraulic retention
Between, increase aerator for oxygen concentration, extension service using life is long, can reduce equipment construction and operating cost, enhance water
Treatment effect.
Summary of the invention
In view of this, it is necessary to provide one kind can be improved aeration efficiency, hydraulic detention time is reduced, while increasing aeration
Biomembrane oxygenation aeration plate and aerator and algae bio acclimation method of the device for oxygen concentration.
A kind of biomembrane oxygenation aeration plate comprising the aeration board that multi-layer is superposed, on every layer of aeration board point
It is not equipped with membrane material, and is attached with nitrogen fixing algae biology on the membrane material, wherein the filtering accuracy of the membrane material is under
It is supreme to be gradually increased.
A kind of biomembrane oxygen enhancing aeration device constituted using the biomembrane oxygenation aeration plate comprising
One sewage reservoir, the sewage reservoir bottom are equipped with oxygenation mouth, and the top of the sewage reservoir, which is equipped with, overflows
Head piece；
One is arranged in the biomembrane oxygenation aeration plate in the sewage reservoir, the outer rim of the bio-aeration plate with it is described
The inner wall of sewage reservoir matches；
One provides the biological Scatula of nutrition, the biology Scatula for the Azotica on hollow-fibre membrane
Chemical feed pipe passes through the bio-culture solution batching hole on the biomembrane oxygenation aeration plate, and is protruded into the aeration board vertically, institute
The outer diameter for stating chemical feed pipe is matched with the internal diameter of the bio-culture solution batching hole；
One for monitoring the dissolved oxygen monitoring device of oxygen concentration in water body, and the test side of the dissolved oxygen monitoring device is stretched
Enter in sewage.
A kind of algae bio acclimation method, the algae bio acclimation method include the following steps:
S1, membrane material is laid on respectively on multi-layer aeration board, and multi-layer aeration board is soaked in algae bio training
In nutrient solution；
Nitrogen fixing algae biology is added into algae bio culture solution, makes nitrogen fixing algae biology in film by S2, at room temperature
Storeroom growth, breeding；
S3, by cultures in 48-72 hours, until observe membrane material surface be uniformly distributed nitrogen fixing algae biology.
Biomembrane oxygenation aeration plate and aerator and algae bio acclimation method of the present invention, by being aerated
Diazotroph membrane material is equipped on plate respectively, the nitrogen in air that aerator is discharged using the characteristic of nitrogen fixing algae biology
Gas and oxygen separation, and the rete malpighii for preventing oxygen from passing through is formed, contact lower layer's oxygen sufficiently with microorganism in sewage,
The oxygen concentration in water body is improved, to realize the catharsis to sewage, while using dissolved oxygen monitoring device in water body
Oxygen concentration carries out real-time monitoring, and according to the growing state of Azotica, the dosage of real-time monitoring biological nutrient liquid and dirt
Water retention time reduces hydraulic detention time to improve aeration efficiency.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of biomembrane oxygenation aeration plate of the present invention；
Fig. 2 is the schematic diagram of biomembrane oxygen enhancing aeration device of the present invention；
Fig. 3 is control principle block diagram in biomembrane oxygen enhancing aeration device of the present invention.
Specific embodiment
In order to make the objectives, technical solutions, and advantages of the present invention clearer, with reference to the accompanying drawings and embodiments, right
The present invention is further elaborated, it should be understood that and the specific embodiments described herein are merely illustrative of the present invention, and
It is not used in the restriction present invention.
As shown in Figure 1, the present invention provides a kind of biomembrane oxygenation aeration plate 1 comprising the aeration that multi-layer is superposed
Plate 11 is equipped with membrane material 12 on every layer of aeration board 11 respectively, and nitrogen fixing algae biology is attached on the membrane material 12
13。
Wherein, the filtering accuracy of the membrane material 12 is gradually increased from the bottom to top.The filtering accuracy of the membrane material 12 is
Embodiment is integrated by its width of flow path and effective membrane area, the width of flow path and effective membrane area are bigger, the membrane material
The filtering accuracy of material 12 is bigger, and therefore, the width of flow path of the membrane material 12 is gradually increased from the bottom to top, the membrane material 12
Effective membrane area is also gradually increased.Specifically, the width of flow path of the top layer membrane material 12 is greater than 33mil, effective membrane area is big
In 400ft2；The width of flow path 31-33mil, effective membrane area 300-400ft of the middle layer membrane material 122；The bottom membrane material
The width of flow path of material 12 is less than 28mil, and effective membrane area is less than 300ft2。
The filtering accuracy of the membrane material 12 is higher, and filter effect is better, according to the application of aeration board 11, the water quality
Flow direction be that from lower to upper, therefore, the filtering accuracy of the membrane material 12 is gradually increased from the bottom to top, finally obtained water quality
Limpider, impurity is less.
The material of the aeration board 11 is preferably colorless and transparent PVC supporting plate, and the biomembrane oxygenation aeration plate 1 includes
Three layers of aeration board 11, respectively bottom PVC supporting plate 111, middle layer PVC supporting plate 112, top layer PVC supporting plate 113, every layer of nothing
The aeration hole 101 that diameter dimension is less than 0.001mm is uniform-distribution on the transparent PVC supporting plate of color.
And the thickness of three layers of aeration board 11 is successively incremented by, wherein the top layer PVC supporting plate 113 with a thickness of in
The 1/2 of 112 thickness of layer PVC supporting plate；The middle layer PVC supporting plate 112 with a thickness of the 1/ of 111 thickness of bottom PVC supporting plate
2。
Meanwhile to provide biological culture convenient for the nitrogen fixing algae biology 13 on the membrane material 12 for being attached to stack paving
Liquid, middle layer PVC supporting plate 112, top layer PVC supporting plate 113 of the stack paving on bottom PVC supporting plate 111 are erected along same
Histogram, can be in underlayer film material 12 by the bio-culture solution batching hole 110 to bio-culture solution batching hole 110 is equipped with
Offer nitrogen fixing algae biology 13 bio-culture solution, during water aeration stream moves upwards, the bio-culture solution are provided
Also it can be diffused up by the aeration hole 101 on aeration board 11, to make middle layer membrane material 12, consolidating on top layer membrane material 12
Nitrogen algae bio 13 is absorbed into bio-culture solution.Preferably, pore size 3.4mm.
The membrane material 12 is hollow-fibre membrane, and the hollow-fibre membrane is made of cellulose or high molecular material, is utilized
Its uniform aperture comes particle, bacterium etc. in trap water, prevents it from being removed by filter membrane, and filter effect compares it
His membrane material 12 is more optimized.
Further, the present invention also provides one kind carries out nitrogen fixing algae biology 13 on above-mentioned biomembrane oxygenation aeration plate 1
The method tamed is cultivated, it includes following walk that the nitrogen fixing algae biology 13 on the biomembrane oxygenation aeration plate 1, which cultivates acclimation method,
It is rapid:
S1, membrane material 12 is laid on respectively on multi-layer aeration board 11, and multi-layer aeration board 11 is soaked in algae
In bio-culture solution；
Nitrogen fixing algae biology 13 is added into algae bio culture solution, makes nitrogen fixing algae biology 13 by S2, at room temperature
It grows, breed between membrane material 12；
S3, by cultures in 48-72 hours, until observing that 12 surface of membrane material is uniformly distributed nitrogen fixing algae biology 13.
Specifically, the component of completion is soaked in algae bio culture solution after PVC bracket and membrane material 12 load
In, at room temperature, a certain amount of nitrogen fixing algae biology 13 is added into algae bio culture solution, makes nitrogen fixing algae biology 13
It grows, breed on effective membrane area of membrane material 12, the time that nitrogen fixing algae biology 13 is tamed between membrane material 12 is generally
48-72 hours, therefore, after culture in 48-72 hours, when observing that 12 surface of membrane material is uniformly distributed algae bio,
It can confirm that domestication process is completed.
Wherein, nitrogen fixing algae biology 13 is specially Azotica, and the Azotica can be in light-exposed environment
Azotase is secreted, the nitrogen and oxygen separation in gas that aeration board 11 can be crushed by the azotase, and in aeration board 11
It is upper to form the rete malpighii for preventing oxygen from passing through, so that lower layer's oxygen sufficiently with waste water to be processed, is realized oxygenation aeration
Technique requirement.
The component of the algae bio culture solution includes
And the pH value of the algae bio culture solution is 7.2.
Using above-mentioned biomembrane oxygenation aeration plate 1, the present invention makes a kind of biomembrane oxygen enhancing aeration device, as shown in Fig. 2,
It includes a sewage reservoir 2, biomembrane oxygenation aeration plate 1, biological Scatula 3 and dissolved oxygen monitoring device 4.
Wherein, the sewage reservoir 2 is colorless and transparent cabinet, volume 1m3-5m3, the sewage reservoir 2
Top is equipped with overflow port 21, and bottom is equipped with oxygenation mouth 22 and water inlet 23, the oxygenation mouth 22 by an air supply channel 221 with
The boost port of air compressor 5 is additionally provided with a pipe line check valve 223, the water inlet 23 to connection, and on the oxygen supply pipeline
Equipped with inlet valve 231.
The biomembrane oxygenation aeration plate 1 is arranged in the sewage reservoir 2, outer rim and the sewage reservoir 2
Inner wall match；Specifically, being provided with rubber seal between the outer rim of the PVC supporting plate and the inner wall of sewage reservoir 2
Part prevents gas and overflows from the edge of PVC supporting plate to realize that PVC supporting plate seamless can be fitted into sewage reservoir 2.
The biology Scatula 3 provides nutrition for the Azotica on hollow-fibre membrane, and chemical feed pipe 31 is worn
The bio-culture solution batching hole 110 on the biomembrane oxygenation aeration plate 1 is crossed, and protrudes into the biomembrane oxygenation aeration plate vertically
In 1, and the chemical feed pipe 31 is equipped with dispensing pipeline valve 32.
The outer diameter of the chemical feed pipe 31 is matched with the internal diameter of the bio-culture solution batching hole 110, further, can be with
Rubber seal is set on the outer wall of the 31 Relative biological culture solution batching hole 110 of chemical feed pipe, makes 31 pairs of biologies of chemical feed pipe
Culture solution batching hole 110 forms sealed set；
Specifically, from the foregoing, it can be understood that biomembrane oxygenation aeration plate 1 of the present invention include bottom PVC supporting plate 111, in
Layer PVC supporting plate 112, top layer PVC supporting plate 113, the medicine outlet setting of the chemical feed pipe 31 in the bottom PVC supporting plate and
Between the PVC supporting plate of middle layer, during water aeration stream moves upwards, the bio-culture solution can also pass through PVC supporting plate
On aeration hole 101 diffuse up, so that middle layer membrane material 12, the nitrogen fixing algae biology 13 on top layer membrane material 12 be made to absorb
To bio-culture solution.
The dissolved oxygen monitoring device 4 for monitoring oxygen concentration in water body, protrude into sewage, passes through monitoring by test side
Oxygen concentration in water body, to judge whether the water body after Air Exposure is qualified.
Meanwhile the dissolved oxygen monitoring device 4 can also monitor the growing state of Azotica, therefore, as shown in figure 3,
The biomembrane oxygen enhancing aeration device further includes a control module 6, the dispensing of the control module 6 and the biological Scatula 3
The water inlet 23 of pipeline valve 32, dissolved oxygen monitoring device 4 and sewage reservoir 2 is electrically connected.
By the dispensing pipeline valve 32 of the biological Scatula 3 and the dissolved oxygen monitoring device 4 and water inlet 23
Inlet valve 231 is by the association control of control module 6, so as to which according to the growing state of Azotica, real-time monitoring is raw
The dosage and dwell time of sewage of object nutrient solution.
When dissolved oxygen monitoring device 4 monitors that the dissolved oxygen amount in water body is up to standard, dispensing is closed in the control module control
Pipeline valve 32, and the water inlet 23 of sewage reservoir 2 is opened, the water body for keeping dissolved oxygen amount up to standard is gone out by 21 overflow of overflow port
It goes.
When dissolved oxygen monitoring device 4 monitors that the dissolved oxygen amount in water body reduces, dispensing is opened in the control module control
Pipeline valve 32, and the water inlet 23 of sewage reservoir 2 is closed, to accelerate the speed of growth of Azotica, increase in water body
Dissolved oxygen amount.
To secrete azotase in light-exposed environment convenient for nitrogen fixing algae biology 13, the biomembrane oxygenation aeration plate 1
Overall height is 3/5-9/10 of the water bottom to water surface elevation.
Using above-mentioned biomembrane oxygen enhancing aeration device, a kind of biomembrane oxygenation aeration method, the biomembrane oxygenation are realized
Aeration method includes the following steps:
S1, adsorption there is the multi-layer aeration board 11 of nitrogen fixing algae biology 13 take out from algae bio culture solution,
And it is immediately placed in biomembrane oxygen enhancing aeration device；
S2, continuously culture nitrogen fixing algae biological 13 times are 48-72 hours at room temperature, until molten in self-restraint water body
Oxygen concentration is stably maintained at 7-12mg/L；
S3, with 1-5m3The speed of/min is passed through air to sink, and gradually increases venting pressure；
S4, ventilation air pressure can kept to be 0.5Mpa's steadily in the long term in 8-16mg/L when the index of dissolved oxygen in water body
Under the conditions of, waste water to be processed is passed through into sink；
S5, according to 1-10L/ hours dosage algae bio nutrient solution is continuously added into waste water to be processed, waste water exists
Stop in sewage reservoir 2 5-60 minutes, and be discharged from the overflow port of sewage reservoir 2 21.
Specifically, membrane material 12 and PVC bracket that adsorption is had nitrogen fixing algae biology 13 are from algae bio culture solution
It is immediately placed in after middle taking-up and has the biomembrane oxygen enhancing aeration device that concentration is biological 13 nutrient solutions of 50-100mL/L nitrogen fixing algae,
Continuously culture nitrogen fixing algae biological 13 times are 48-72 hours at room temperature, while continuous monitoring solar radiation condition
And the parameter of oxygen in water can then confirm that nitrogen fixing algae is raw when the index of dissolved oxygen in water body is steadily in the long term in 7-12mg/L
Object 13 is transplanted process and is completed.In the process, without adding biological 13 nutrient solutions of nitrogen fixing algae.
The air compressor being connected to by the bottom oxygenation mouth 22 with sewage reservoir 2 is into sink with 1-5m3/ min's
Speed is passed through the air of 0.3-0.5Mpa, and venting pressure gradually becomes strong as the time develops, when venting pressure reaches 0.5Mpa
When, the parameter of dissolved oxygen is observed, if the index of dissolved oxygen can protect steadily in the long term after 8-16mg/L, 10 hours in water body
Ventilation air pressure is held to be passed through waste water to be processed into sink under conditions of 0.5Mpa.In the process, without adding fixed nitrogen algae
Class 13 nutrient solutions of biology.
Residence time of the waste water in sewage reservoir 2 is 5-60 minutes, from sewage reservoir 2 after completion aeration system
Overflow port 21 is discharged.In the process, biological 13 nutrient solutions of nitrogen fixing algae need to continuously be added according to 1-10L/ hours dosage, with
Control foundation of the concentration of oxygen in water as dosage and dwell time of sewage.
The specific method is as follows table:
In conclusion biomembrane oxygenation aeration plate 1 of the present invention and aerator and algae bio acclimation method,
By being equipped with diazotroph membrane material 12 respectively on aeration board 11, using the characteristic of nitrogen fixing algae biology 13 by aerator
Nitrogen and oxygen separation in the air of discharge, and form one and prevent the rete malpighii that passes through of oxygen, make lower layer's oxygen sufficiently with
Microorganism contacts in sewage, improves the oxygen concentration in water body, to realize the catharsis to sewage, while being supervised using dissolved oxygen
Measurement equipment 4 carries out real-time monitoring to the oxygen concentration in water body, and according to the growing state of Azotica, real-time monitoring biology battalion
The dosage and dwell time of sewage of nutrient solution reduce hydraulic detention time to improve aeration efficiency.
The foregoing is merely presently preferred embodiments of the present invention, is not intended to limit the invention, it is all in spirit of the invention and
Within principle, any modification, equivalent replacement, improvement and so on be should all be included in the protection scope of the present invention.
Claims (10)
1. a kind of biomembrane oxygenation aeration plate, which is characterized in that including the aeration board that multi-layer is superposed, on every layer of aeration board
It is equipped with membrane material respectively, and is attached with nitrogen fixing algae biology on the membrane material；Wherein, the filtering accuracy of the membrane material by
Under it is supreme be gradually increased, the nitrogen fixing algae biology is used for nitrogen in air that aerator be discharged and oxygen separation simultaneously shape
The rete malpighii for preventing oxygen from passing through at one.
2. biomembrane oxygenation aeration plate according to claim 1, which is characterized in that the width of flow path of the membrane material by down toward
On be gradually increased, effective membrane area of the membrane material is also gradually increased.
3. biomembrane oxygenation aeration plate according to claim 1, which is characterized in that the aeration board includes top layer, middle layer, bottom
Three layers of supporting plate of layer, the thickness of three layers of supporting plate are from top to bottom successively incremented by.
4. biomembrane oxygenation aeration plate according to claim 3, which is characterized in that top layer supporting plate with a thickness of middle layer bracket
The 1/2 of plate thickness, middle layer bracket plate with a thickness of the 1/2 of bottom bracket plate thickness.
5. biomembrane oxygenation aeration plate according to claim 3, which is characterized in that in being stacked on bottom aeration board
Layer aeration board, top layer aeration board are equipped with bio-culture solution batching hole along same vertical direction.
6. a kind of biomembrane oxygen enhancing aeration device constituted using biomembrane oxygenation aeration plate described in claim 1, feature are existed
In, including
One sewage reservoir, the sewage reservoir bottom are equipped with oxygenation mouth, and the top of the sewage reservoir is equipped with overflow port；
One is arranged in the biomembrane oxygenation aeration plate in the sewage reservoir, the outer rim of the biomembrane oxygenation aeration plate and institute
The inner wall for stating sewage reservoir matches；
One provides the biological Scatula of nutrition for the Azotica on membrane material, and the biology Scatula chemical feed pipe is worn
The bio-culture solution batching hole on the biomembrane oxygenation aeration plate is crossed, and is protruded into the aeration board vertically, the chemical feed pipe
Outer diameter matched with the internal diameter of the bio-culture solution batching hole；
One for monitoring the dissolved oxygen monitoring device of oxygen concentration in water body, and dirt is protruded into the test side of the dissolved oxygen monitoring device
In water.
7. biomembrane oxygen enhancing aeration device according to claim 6, which is characterized in that the biomembrane oxygenation aeration plate
Rubber seal is provided between outer rim and the inner wall of sewage reservoir.
8. biomembrane oxygen enhancing aeration device according to claim 6, which is characterized in that the totality of the multi-layer aeration board
With a thickness of the 3/5-9/10 of water bottom to water surface elevation.
9. biomembrane oxygen enhancing aeration device according to claim 6, which is characterized in that the biomembrane oxygen enhancing aeration device
Further include a control module, the dispensing pipeline valve of the control module and the biological Scatula, dissolved oxygen monitoring device with
And the inlet valve electrical connection of water inlet.
10. a kind of algae bio acclimation method using biomembrane oxygenation aeration plate described in claim 1, which is characterized in that institute
Algae bio acclimation method is stated to include the following steps:
S1, membrane material is laid on respectively on multi-layer aeration board, and multi-layer aeration board is soaked in algae bio culture solution
In；
Nitrogen fixing algae biology is added into algae bio culture solution, makes nitrogen fixing algae biology in membrane material by S2, at room temperature
Between growth, breeding；
S3, by cultures in 48-72 hours, until observe membrane material surface be uniformly distributed nitrogen fixing algae biology.
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| CN109019904B (en) * | 2018-10-17 | 2021-06-22 | 倍杰特集团股份有限公司 | Aeration equipment and aeration tank adopting same |
| CN110294535B (en) * | 2019-07-10 | 2024-05-31 | 温州大学 | Aeration film hanging device |
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| CN103964579B (en) * | 2013-01-30 | 2015-07-01 | 深圳市绿微康生物工程有限公司 | Remote-control intelligent environmental ecological balance system and water body restoration method by the same |
| CN204079582U (en) * | 2014-09-26 | 2015-01-07 | 上海原青环保工程有限公司 | Bionics pure oxygen biological treatment device |
| CN107047444B (en) * | 2015-10-28 | 2019-07-23 | 华中农业大学 | A kind of oxygen-enriching method |
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2016
- 2016-02-01 CN CN201610068908.5A patent/CN105565477B/en active Active
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