CN215161366U - Micro-interface reinforced biochemical aeration system - Google Patents
Micro-interface reinforced biochemical aeration system Download PDFInfo
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- CN215161366U CN215161366U CN202121438160.6U CN202121438160U CN215161366U CN 215161366 U CN215161366 U CN 215161366U CN 202121438160 U CN202121438160 U CN 202121438160U CN 215161366 U CN215161366 U CN 215161366U
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- 238000005273 aeration Methods 0.000 title claims abstract description 77
- 244000005700 microbiome Species 0.000 claims abstract description 20
- 239000004744 fabric Substances 0.000 claims abstract description 17
- 230000000694 effects Effects 0.000 claims description 16
- 239000000919 ceramic Substances 0.000 claims description 13
- 238000012856 packing Methods 0.000 claims description 13
- 239000002699 waste material Substances 0.000 claims description 5
- 239000011159 matrix material Substances 0.000 claims description 3
- 239000012530 fluid Substances 0.000 claims 1
- 239000002351 wastewater Substances 0.000 abstract description 40
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 abstract description 18
- 239000001301 oxygen Substances 0.000 abstract description 18
- 229910052760 oxygen Inorganic materials 0.000 abstract description 18
- 238000006243 chemical reaction Methods 0.000 abstract description 15
- 239000010865 sewage Substances 0.000 abstract description 10
- 238000010276 construction Methods 0.000 abstract description 4
- 238000005516 engineering process Methods 0.000 abstract description 2
- 230000005484 gravity Effects 0.000 abstract description 2
- 230000003647 oxidation Effects 0.000 abstract description 2
- 238000007254 oxidation reaction Methods 0.000 abstract description 2
- 239000007788 liquid Substances 0.000 description 21
- 239000007789 gas Substances 0.000 description 19
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 10
- 238000000034 method Methods 0.000 description 8
- 238000005276 aerator Methods 0.000 description 4
- 230000008901 benefit Effects 0.000 description 4
- 239000007791 liquid phase Substances 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 239000006185 dispersion Substances 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 238000012546 transfer Methods 0.000 description 3
- 239000002912 waste gas Substances 0.000 description 3
- 238000005265 energy consumption Methods 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 239000012071 phase Substances 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 238000010009 beating Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
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- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000010815 organic waste Substances 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000004083 survival effect Effects 0.000 description 1
- 238000004065 wastewater treatment Methods 0.000 description 1
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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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- Aeration Devices For Treatment Of Activated Polluted Sludge (AREA)
Abstract
The utility model provides a biochemical aeration systems is reinforceed to micro-interface, include: the aeration tanks are connected in series in multiple stages, a micro-interface generator is arranged in each stage of aeration tank, a plurality of pieces of filter cloth are laid around the micro-interface generator, active microorganisms for biochemical treatment are attached to the filter cloth, and air is introduced into the micro-interface generator to provide an aerobic treatment environment. The utility model discloses a biochemical aeration systems is reinforceed to micro-interface it changes traditional plane series reaction pond into three-dimensional reaction tank that piles up, make full use of waste water gravity energy saving itself and very big area of having saved. And micron-sized bubbles are generated by adopting a micro-interface enhanced reaction technology so as to improve the oxygen concentration in the wastewater and improve the oxygen utilization rate. The sewage oxidation treatment efficiency is greatly improved, and the construction cost and the operation cost are greatly reduced.
Description
Technical Field
The utility model relates to a waste water treatment field particularly, relates to a biochemical aeration system is reinforceed to little interface.
Background
In the sewage treatment process, aerobic biological treatment refers to a treatment method in which aerobic microorganisms degrade organic matters under the condition of sufficient oxygen supply or gas supply, so that the organic matters are stabilized and harmless. Generally, in order to improve the treatment efficiency, the conventional aerobic biological sewage treatment system is often formed by serially connecting a plurality of treatment tanks, each treatment tank is distributed in a scattered manner, and the volume of an aeration tank is large, so that the whole sewage treatment system has a large floor area, the construction cost is increased, and once the system is constructed, the position cannot be adjusted. At present, the conventional aeration tank is of a common flat-bottom structure, an aerator is arranged at the bottom of the tank, gas is conveyed to the bottom of the tank through a blower and is released through a microporous aerator, so that the dissolved oxygen level in wastewater is improved, but the method generates overlarge bubbles, is not uniform in mixing, has a lower oxygen mass transfer effect, reduces the oxygen utilization rate, has a large contradiction between oxygen demand and oxygen supply, reduces the biological propagation and reaction rate, and has lower efficiency of sewage treatment oxidation treatment. Aerators placed at the bottom of the tank make it necessary to overcome a great resistance to aeration, which greatly increases the energy consumption. In addition, in the conventional aeration mode, because the aerator is arranged at the bottom of the biological pond, the work of the biological pond must be stopped during maintenance, and liquid in the biological pond is emptied, so that the normal operation is influenced.
How to research an integrated biochemical aeration system, which has the advantages of simple structure, low construction cost, convenient maintenance, high treatment efficiency and low operation cost, is a technical problem to be solved urgently at present.
In view of this, the present invention is especially provided.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a biochemical aeration systems is reinforceed to micro-interface, and it changes traditional plane series reaction pond into three-dimensional reaction tank that piles up to this aeration systems, make full use of waste water gravity energy saving itself and very big area of having saved. And micron-sized bubbles are generated by adopting a micro-interface enhanced reaction technology so as to improve the oxygen concentration in the wastewater and improve the oxygen utilization rate. Meanwhile, the aeration effect is correspondingly improved by adopting the filter cloth to attach the active microorganisms.
In order to realize the above purpose of the utility model, the following technical scheme is adopted:
the utility model provides a biochemical aeration systems is reinforceed to micro-interface, include: the aeration tanks are connected in series in multiple stages, a micro-interface generator is arranged in each stage of aeration tank, a plurality of pieces of filter cloth are laid around the micro-interface generator, active microorganisms for biochemical treatment are attached to the filter cloth, and air is introduced into the micro-interface generator to provide an aerobic treatment environment.
Aeration tank among the prior art oxygen utilization ratio is low, the energy consumption is high, and the treatment effect is not good, can not carry out effectual processing to the organic waste who contains in the waste water, the utility model provides a novel biochemical aeration system through piling up the reaction tank that sets up and combining the technique of reinforceing of micro-interface, utilizes micro-interface generator to disperse breakage to the air to improve the oxygen concentration in the waste water, improve oxygen utilization ratio, reinforce the biological good oxygen treatment effect of waste water.
In the scheme of the invention, the active microorganisms are not suspended in the organic wastewater but attached to the filter cloth, so that the mode that the filter cloth is attached with the active microorganisms is adopted, the follow-up microorganisms are easy to replace after being out of service, and in addition, the active microorganisms can be firmly fixed by being used as a carrier, and the survival of the active microorganisms is facilitated.
Preferably, the arrangement mode of the filter cloth is a shape of Chinese character mi, a cross type or a matrix mode. The arrangement of the filter cloth is not particularly limited, and any shape may be used as long as it can be discharged into the aeration tank.
The system comprises at least one stage of aeration tank, each stage of aeration tank is separated by a partition plate through a three-dimensional stacking method, a micro-interface generator is arranged in each aeration tank, the micro-interface generator supplies air to a micro-interface through an air compressor, and the air which is dispersed and crushed through the micro-interface forms fine micro-bubbles, so that the biological aerobic treatment effect is enhanced.
Preferably, as a further implementable scheme, the aeration tanks are three stages and are sequentially connected in series from top to bottom, and a micro-interface generator is arranged in each aeration tank.
Preferably, as a further practicable scheme, a plurality of ceramic packing rings are uniformly arranged below the bottommost aeration tank, and active microorganisms are attached to the ceramic packing rings. In order to improve the aeration effect of the whole aeration tank, a ceramic packing ring with active microorganisms is laid at the bottom for enhancing aerobic treatment of the wastewater.
Preferably, as a further practicable scheme, a gas pipeline is laid at the bottom of the ceramic packing ring for introducing air to enhance the biochemical treatment effect. In order to make the active microorganisms located in the ceramic packing ring work better, air is correspondingly introduced through the gas line at the very bottom.
Preferably, as a further implementable scheme, a plurality of holes are formed in the gas pipeline, and air uniformly enters the aeration tank through the holes. The uniformity of air dispersion can be improved by the mode of arranging the holes.
Preferably, as a further implementable solution, the micro-interface generator is submerged below the liquid level of the waste liquid in the aeration tank. The advantage of the submergence of micro-interface generator below the liquid level lies in that the bubble after the breakage can enter into the waste water at once and carry out abundant contact with waste water, improves the aerobic treatment effect, consequently the utility model discloses the optimal scheme is with every micro-interface generator equal submergence under the liquid level of waste water.
Preferably, as a further practicable scheme, a wastewater circulating pump is arranged on the side surface of each aeration tank, and the wastewater circulating pump is used for circulating wastewater at the bottom of the tank to enter from the top of the micro-interface generator.
Every micro-interface generator utilizes the waste water that waste water circulating pump circulation comes as the power of the broken air of dispersion, through beating the circulation of waste water circulating pump like this, utilize the waste water of this part as the broken motive power of drive micro-interface generator dispersion on the one hand, lie in the bottom waste water of aerobic tank on the other hand and return the top again and strengthen its aerobic treatment effect, it is not simple that this micro-interface generator disperses the breakage with the air, still through inhaling waste water to the continuous backmixing improvement waste water's in the micro-interface generator treatment effect.
It will be appreciated by those skilled in the art that the micro-interface generator of the present invention has been embodied in the prior patents of the present invention, such as the patents having application numbers CN201610641119.6, CN201610641251.7, CN201710766435.0, CN106187660, CN105903425A, CN109437390A, CN205833127U and CN 207581700U. The detailed structure and operation principle of the micro bubble generator (i.e. micro interface generator) is described in detail in the prior patent CN201610641119.6, which describes that "the micro bubble generator comprises a body and a secondary crushing member, wherein the body is provided with a cavity, the body is provided with an inlet communicated with the cavity, the opposite first end and second end of the cavity are both open, and the cross-sectional area of the cavity decreases from the middle of the cavity to the first end and second end of the cavity; the secondary crushing member is disposed at least one of the first end and the second end of the cavity, a portion of the secondary crushing member is disposed within the cavity, and an annular passage is formed between the secondary crushing member and the through holes open at both ends of the cavity. The micron bubble generator also comprises an air inlet pipe and a liquid inlet pipe. "the specific working principle of the structure disclosed in the application document is as follows: liquid enters the micro-bubble generator tangentially through the liquid inlet pipe, and gas is rotated at a super high speed and cut to break gas bubbles into micro-bubbles at a micron level, so that the mass transfer area between a liquid phase and a gas phase is increased, and the micro-bubble generator in the patent belongs to a pneumatic micro-interface generator.
In addition, the first patent 201610641251.7 describes that the primary bubble breaker has a circulation liquid inlet, a circulation gas inlet and a gas-liquid mixture outlet, and the secondary bubble breaker communicates the feed inlet with the gas-liquid mixture outlet, which indicates that the bubble breakers all need to be mixed with gas and liquid, and in addition, as can be seen from the following drawings, the primary bubble breaker mainly uses the circulation liquid as power, so that the primary bubble breaker belongs to a hydraulic micro-interface generator, and the secondary bubble breaker simultaneously introduces the gas-liquid mixture into an elliptical rotating ball for rotation, thereby realizing bubble breaking in the rotating process, so that the secondary bubble breaker actually belongs to a gas-liquid linkage micro-interface generator. In fact, no matter be the hydraulic formula micro-interface generator, still gas-liquid linkage micro-interface generator all belongs to a specific form of micro-interface generator, however the utility model discloses the micro-interface generator who adopts is not limited to above-mentioned several kinds of forms, and the specific structure of the bubble breaker who records in the patent in advance is only one of them form that the micro-interface generator can adopt.
Furthermore, the prior patent 201710766435.0 states that the principle of the bubble breaker is that high-speed jet flows are used to achieve mutual collision of gases, and also states that the bubble breaker can be used in a micro-interface strengthening reactor to verify the correlation between the bubble breaker and the micro-interface generator; moreover, in the prior patent CN106187660, there is a related description on the specific structure of the bubble breaker, see paragraphs [0031] to [0041] in the specification, and the accompanying drawings, which illustrate the specific working principle of the bubble breaker S-2 in detail, the top of the bubble breaker is a liquid phase inlet, and the side of the bubble breaker is a gas phase inlet, and the liquid phase coming from the top provides the entrainment power, so as to achieve the effect of breaking into ultra-fine bubbles, and in the accompanying drawings, the bubble breaker is also seen to be of a tapered structure, and the diameter of the upper part is larger than that of the lower part, and also for better providing the entrainment power for the liquid phase.
Because the initial stage of earlier patent application, little interfacial surface generator just has just developed, so the early name is micron bubble generator (CN201610641119.6), bubble breaker (201710766435.0) etc. along with continuous technological improvement, later stage renames as little interfacial surface generator, now the utility model provides a little interfacial surface generator is equivalent to micron bubble generator, bubble breaker etc. before, and only the name is different.
To sum up, the utility model discloses a little interface generator belongs to prior art, and although some little interface generator belong to pneumatic little interface generator type, some little interface generator belong to hydraulic-type little interface generator type, still belong to gas-liquid linkage formula little interface generator type, but the difference between the type mainly selects according to the difference of concrete operating mode, is connected about little interface generator and reactor and other equipment in addition, including connection structure, hookup location, and decide according to little interface generator's structure, this does not do the injecing. Although the structure of the micro-interface generator per se belongs to the prior art, the specific arrangement position and the working mode of the micro-interface generator combined in the wastewater aerobic treatment process of the utility model are both uniquely designed by combining the specific actual process.
Preferably, as a further practicable scheme, the system further comprises a water drop port communicated with each aeration tank, and the wastewater of each aeration tank enters the next stage aeration tank through the water drop port.
Preferably, as a further practicable scheme, the top of each aeration tank is provided with an exhaust gas outlet, and the exhaust gas outlet is connected with subsequent equipment for further treatment of the exhaust gas.
The top of the aeration tank is provided with a water drop port to be communicated with the next-stage biological treatment tank; in addition, the top of the first-stage biological treatment tank is provided with a water inlet, and the top of the last-stage biological treatment tank is provided with a water outlet.
When the device is operated, sewage is conveyed to the topmost first-stage aeration tank through the wastewater conveying pump, the micro-interface generator conveys the sewage at the bottom of the treatment tank to the micro-interface generator through the wastewater circulating pump, and simultaneously, compressed air is conveyed to the micro-interface generator, so that micron-sized bubbles are continuously generated, the micron-sized bubbles can improve the mass transfer efficiency of oxygen in water, and simultaneously play a role in stirring, and the distribution of the concentration of microorganisms and the concentration of organic matters in the whole reaction tank is uniform. When the wastewater in the first-stage aeration tank fully reacts and the liquid level height reaches the water drop opening, the wastewater begins to enter the second-stage aeration tank for further reaction. The second level aeration tank can adjust microorganism kind and concentration as required to satisfy quality of water standard requirement, other operations are similar with first level aeration tank, and the progression of aeration tank can be set for according to the processing requirement. Finally, the wastewater enters the final stage aeration tank, and the wastewater reaching the standard is discharged through the last stage water outlet. The waste gas generated by each level of biological reaction is gathered to the top of the biological reaction tank and is finally uniformly conveyed to subsequent equipment for treatment through a pipeline. In order to improve the sewage treatment effect, a ceramic packing ring attached with active microorganisms and a gas pipeline for supplying oxygen are also arranged at the bottom of the bottommost aeration tank so as to improve the aerobic treatment effect of the sewage.
Compared with the prior art, the beneficial effects of the utility model reside in that:
1) the three-dimensional stacked multistage aeration tank greatly saves the occupied area; the biological treatment tank can be made of stainless steel, high-strength plastic and the like, and is corrosion-resistant and low in consumption.
2) The utility model discloses an aeration system simple to operate is reliable, simple structure, and construction cost is low, and area is little, easy maintenance, and the treatment effeciency is high, and the running cost is low, and can carry and make up again to biological treatment ponds at different levels as required.
Drawings
Various other advantages and benefits will become apparent to those of ordinary skill in the art upon reading the following detailed description of the preferred embodiments. The drawings are only for purposes of illustrating the preferred embodiments and are not to be construed as limiting the invention. Also, like reference numerals are used to refer to like parts throughout the drawings. In the drawings:
fig. 1 is a schematic structural diagram of a micro-interface enhanced biochemical aeration system provided by an embodiment of the present invention.
Reference numerals:
1-an aeration tank; 2-a wastewater circulating pump;
3, filtering cloth; 4-a micro-interface generator;
5-a ceramic packing ring; 6-a gas pipeline;
7-holes.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings and detailed description, but those skilled in the art will understand that the following described embodiments are some, not all, of the embodiments of the present invention, and are only used for illustrating the present invention, and should not be construed as limiting the scope of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention. The examples, in which specific conditions are not specified, were conducted under conventional conditions or conditions recommended by the manufacturer. The reagents or instruments used are not indicated by the manufacturer, and are all conventional products available commercially.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
In order to clarify the technical solution of the present invention, the following description is made in the form of specific embodiments.
Examples
Referring to fig. 1, the micro-interface enhanced biochemical aeration system according to the embodiment of the present invention mainly includes a plurality of stages of aeration tanks 1 stacked in series, a micro-interface generator 4 for dispersing broken air is disposed in each aeration tank 1, and the micro-interface generator 4 is connected to an air compressor for supplying compressed air. The entering air is dispersed and crushed by the micro-interface generator 4, so that the oxygen concentration in the wastewater is improved, and the utilization rate of the oxygen is improved. The aeration tanks 1 can be three stages and are sequentially connected in series from top to bottom, and a micro-interface generator 4 is arranged in each aeration tank 1. A plurality of pieces of filter cloth 3 are paved around the micro-interface generator 4, active microorganisms for biochemical treatment are attached to the filter cloth 3, air is introduced into the micro-interface generator 4 to provide an aerobic treatment environment, and the filter cloth 3 can be arranged in a shape like a Chinese character 'mi', a cross or a matrix as long as the filter cloth can be arranged in the aeration tank 1.
When the reaction device operates, waste liquid is conveyed into the first-stage aeration tank 1, after biological treatment, the waste liquid enters the second-stage aeration tank 1 through water drop ports communicated with the aeration tanks 1, after further reaction, the waste liquid enters the third-stage aeration tank 1, the first-stage aeration tank 1 is provided with a standard-reaching sewage outlet, and the waste water after treatment reaches the standard is discharged from the outlet. In order to improve the aerobic effect, a plurality of ceramic packing rings 5 are uniformly arranged below the bottommost aeration tank 1, active microorganisms are attached to the ceramic packing rings 5, a gas pipeline 6 is laid at the bottom of each ceramic packing ring 5 and used for introducing air to enhance the biochemical treatment effect, a plurality of holes 7 are formed in the gas pipeline 6, and the air can uniformly enter the aeration tank 1 through the holes 7.
In order to improve the efficiency of the micro-interface generator 4, the micro-interface generator 4 is preferably immersed under the wastewater level of each aeration tank 1, and a wastewater circulating pump 2 is disposed on the side of each aeration tank 1, and the wastewater circulating pump 2 is used for circulating the wastewater at the bottom of the tank back to enter from the top of the micro-interface generator 4 to be used as a power for dispersing and crushing and simultaneously play a role in stirring and treating the wastewater.
In addition, waste gas generated by the reaction is collected at the top of each stage of aeration tank 1, and the collected waste gas is sent to subsequent equipment for further treatment. It is understood that the number of stages of the aeration tank 1 and the kind of the microorganism in each stage of the aeration tank 1 are not limited in this example, and they are only required to be configured according to the demand for treating wastewater.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.
Claims (7)
1. A micro-interface enhanced biochemical aeration system is characterized by comprising: the aeration tanks are connected in series in multiple stages, a micro-interface generator is arranged in each stage of aeration tank, a plurality of pieces of filter cloth are laid around the micro-interface generator, active microorganisms for biochemical treatment are attached to the filter cloth, and air is introduced into the micro-interface generator to provide an aerobic treatment environment.
2. The micro-interface enhanced biochemical aeration system according to claim 1, wherein the arrangement of the filter cloth is in a shape of a Chinese character mi, a cross or a matrix.
3. The system of claim 1, wherein the aeration tanks are three-stage, and are connected in series from top to bottom, and each aeration tank is provided with a micro-interface generator inside.
4. The system of claim 3, wherein a plurality of ceramic packing rings are uniformly arranged under the bottommost aeration tank, and active microorganisms are attached to the ceramic packing rings.
5. The micro-interface enhanced biochemical aeration system according to claim 4, wherein a gas pipeline is laid at the bottom of the ceramic packing ring for introducing air to enhance biochemical treatment effect.
6. The system of claim 5, wherein the gas pipe has a plurality of holes, and air is uniformly introduced into the aeration tank through the holes.
7. The system of any one of claims 1-6, wherein the micro-interface generator is submerged below the surface of the waste treatment fluid in the aeration tank.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202121438160.6U CN215161366U (en) | 2021-06-25 | 2021-06-25 | Micro-interface reinforced biochemical aeration system |
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| CN202121438160.6U CN215161366U (en) | 2021-06-25 | 2021-06-25 | Micro-interface reinforced biochemical aeration system |
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| CN215161366U true CN215161366U (en) | 2021-12-14 |
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Address after: No. 88, Tanqu South Road, Jiangbei New District, Nanjing City, Jiangsu Province Patentee after: Nanjing Anlige Co.,Ltd. Country or region after: China Address before: No. 88, Tanqu South Road, Jiangbei New District, Nanjing City, Jiangsu Province Patentee before: Nanjing Yanchang Reaction Technology Research Institute Co.,Ltd. Country or region before: China |
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