CN213834719U - Immobilized carrier microorganism stabilization pond - Google Patents
Immobilized carrier microorganism stabilization pond Download PDFInfo
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- CN213834719U CN213834719U CN202022824869.1U CN202022824869U CN213834719U CN 213834719 U CN213834719 U CN 213834719U CN 202022824869 U CN202022824869 U CN 202022824869U CN 213834719 U CN213834719 U CN 213834719U
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- immobilized carrier
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- 244000005700 microbiome Species 0.000 title claims abstract description 26
- 230000006641 stabilisation Effects 0.000 title claims abstract description 26
- 238000011105 stabilization Methods 0.000 title claims abstract description 26
- 238000005273 aeration Methods 0.000 claims abstract description 58
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 26
- 238000004062 sedimentation Methods 0.000 claims abstract description 24
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 claims abstract description 9
- 229910052698 phosphorus Inorganic materials 0.000 claims abstract description 9
- 239000011574 phosphorus Substances 0.000 claims abstract description 9
- 239000010802 sludge Substances 0.000 claims description 39
- 238000007667 floating Methods 0.000 claims description 26
- 241000894006 Bacteria Species 0.000 claims description 18
- 238000005276 aerator Methods 0.000 claims description 14
- 239000002689 soil Substances 0.000 claims description 13
- 238000010992 reflux Methods 0.000 claims description 10
- 239000007788 liquid Substances 0.000 claims description 8
- 229920001903 high density polyethylene Polymers 0.000 claims description 5
- 239000004700 high-density polyethylene Substances 0.000 claims description 5
- 210000005056 cell body Anatomy 0.000 claims description 4
- 238000004659 sterilization and disinfection Methods 0.000 claims description 4
- 238000003756 stirring Methods 0.000 claims description 4
- 239000000835 fiber Substances 0.000 claims description 3
- 229920000642 polymer Polymers 0.000 claims description 3
- 241000108664 Nitrobacteria Species 0.000 claims description 2
- 239000012528 membrane Substances 0.000 claims description 2
- 230000002265 prevention Effects 0.000 claims 1
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 abstract description 12
- 230000000694 effects Effects 0.000 abstract description 11
- 230000000813 microbial effect Effects 0.000 abstract description 11
- 238000010276 construction Methods 0.000 abstract description 6
- 229910052757 nitrogen Inorganic materials 0.000 abstract description 6
- 239000002957 persistent organic pollutant Substances 0.000 abstract description 4
- XKMRRTOUMJRJIA-UHFFFAOYSA-N ammonia nh3 Chemical compound N.N XKMRRTOUMJRJIA-UHFFFAOYSA-N 0.000 abstract description 3
- 230000003647 oxidation Effects 0.000 abstract description 3
- 238000007254 oxidation reaction Methods 0.000 abstract description 3
- 239000010865 sewage Substances 0.000 description 31
- 238000000034 method Methods 0.000 description 16
- 230000008569 process Effects 0.000 description 12
- 230000001546 nitrifying effect Effects 0.000 description 9
- 239000000969 carrier Substances 0.000 description 5
- 230000033001 locomotion Effects 0.000 description 5
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 4
- 238000012423 maintenance Methods 0.000 description 4
- 229910052760 oxygen Inorganic materials 0.000 description 4
- 239000001301 oxygen Substances 0.000 description 4
- 239000000945 filler Substances 0.000 description 3
- 230000000644 propagated effect Effects 0.000 description 3
- 238000000746 purification Methods 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 230000018044 dehydration Effects 0.000 description 2
- 238000006297 dehydration reaction Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 241000195493 Cryptophyta Species 0.000 description 1
- 241000588724 Escherichia coli Species 0.000 description 1
- MMDJDBSEMBIJBB-UHFFFAOYSA-N [O-][N+]([O-])=O.[O-][N+]([O-])=O.[O-][N+]([O-])=O.[NH6+3] Chemical compound [O-][N+]([O-])=O.[O-][N+]([O-])=O.[O-][N+]([O-])=O.[NH6+3] MMDJDBSEMBIJBB-UHFFFAOYSA-N 0.000 description 1
- 230000001174 ascending effect Effects 0.000 description 1
- 244000052616 bacterial pathogen Species 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000000855 fermentation Methods 0.000 description 1
- 230000004151 fermentation Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 230000003301 hydrolyzing effect Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 239000008239 natural water Substances 0.000 description 1
- 230000008520 organization Effects 0.000 description 1
- 230000020477 pH reduction Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 239000011150 reinforced concrete Substances 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000002351 wastewater Substances 0.000 description 1
Images
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- 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
Abstract
The utility model provides an immobilized carrier microbial stabilization pond relates to and stabilizes pond technical field. The stabilization pond comprises a pond body, the pond body is provided with an anaerobic pond, a facultative pond, an aeration pond, a sedimentation pond and an ecological pond in sequence along the water flow direction, a first biological treatment device is arranged in the facultative pond, the aeration pond is divided into a front section and a rear section along the water flow direction, a second biological treatment device is arranged in the front section, microbial matrixes in the first biological treatment device and the second biological treatment device can be self-bred for a long time, the organic pollutants, ammonia nitrogen and total nitrogen removal efficiency is higher, an aeration device is arranged in the rear section, the aeration device can produce a wave type mixed oxidation effect in the stabilization pond, so that a good growth environment of various special microorganisms is created, nitrogen and phosphorus are removed at a good rate, the stabilization pond does not need a large amount of civil engineering, a high-efficiency biological treatment system is formed, the construction speed is high, the operation cost is low, and the water outlet effect is good.
Description
Technical Field
The utility model belongs to the technical field of stabilize the pond technique and specifically relates to a pond is stabilized to immobilization carrier microorganism.
Background
The stabilization pond is a general term for a structure for treating sewage by utilizing natural purification capacity. The purification process is similar to the self-purification process of natural water. The land is usually trimmed by a suitable worker to create a pond, and a dike and an impermeable layer are arranged to treat the sewage by means of microorganisms growing in the pond. The combined action of bacteria and algae is mainly utilized to treat organic pollutants in the wastewater. Most of the existing stabilization pond structures need a large amount of civil engineering, the construction cost is high, the structures are complex, the organization and labor division among all the subareas are unclear, the processing efficiency is low, the maintenance is complex, and the maintenance cost is high.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a pond is stabilized to immobilization carrier microorganism to solve a great deal of technical problem that exists among the prior art. The utility model provides a plurality of technical effects that preferred technical scheme among a great deal of technical scheme can produce see the explanation below in detail.
In order to achieve the above purpose, the utility model provides a following technical scheme:
the utility model provides a pond is stabilized to immobilization carrier microorganism, includes the cell body, the cell body has set gradually anaerobism pond, facultative pond, aeration pond, sedimentation tank and ecological pond along the water flow direction, be provided with first biological treatment device in the facultative pond, be provided with denitrifying bacteria in the first biological treatment device, the aeration pond divide into anterior segment and back end along the water flow direction, be provided with second biological treatment device in the anterior segment, be provided with nitrobacteria in the second biological treatment device, be provided with aeration equipment in the back end.
Preferably, a pipeline is connected between the anaerobic pond and the sedimentation pond, a sludge backflow device is arranged between the anaerobic pond and the sedimentation pond, and phosphorus-containing sludge in the sedimentation pond flows into the anaerobic pond through the sludge backflow device.
Preferably, a pipeline is connected between the rear section of the aeration pond and the facultative pond, and the nitrified liquid flows into the facultative pond from the rear end through the pipeline.
Preferably, an agitating device is arranged in the anaerobic pond.
Preferably, the aeration device comprises a fan main pipe, a floating pipe and aerators, wherein the fan main pipe is communicated with a plurality of floating pipes, the floating pipes are uniformly distributed in the aeration pond, each floating pipe is connected with a plurality of aerators, and two ends of each aerator are communicated with the floating pipe through a hose.
Preferably, the aerator is provided with a plurality of aeration heads, and the aeration heads have 80% of free space and 20% of surface.
Preferably, the sludge return device is a floating type mud scraper or a mud suction machine.
Preferably, the ecological pond also comprises an ultraviolet disinfection pond which is arranged behind the ecological pond along the water flow direction.
Preferably, the tank body is of a soil tank structure, and an HDPE impermeable membrane is arranged on the surface of the soil tank structure.
Preferably, the hose is made of fine fibers and the hose is filled with a polymer.
The immobilized carrier microorganism stabilization pond provided by the embodiment comprises a pond body, wherein an anaerobic pond, a facultative pond, an aeration pond, a sedimentation pond and an ecological pond are sequentially arranged in the pond body along the water flow direction, a first biological treatment device is arranged in the facultative pond, denitrifying bacteria are arranged in the first biological treatment device, the aeration pond is divided into a front section and a rear section along the water flow direction, a second biological treatment device is arranged in the front section, nitrifying bacteria are arranged in the second biological treatment device, microbial matrixes in the first biological treatment device and the second biological treatment device can be self-born and propagated for a long time, and are generated in sewage and exponentially propagated, so that the immobilized carrier microorganism stabilization pond has higher removal efficiency of organic pollutants, ammonia nitrogen and total nitrogen, the sludge amount is very small, a biological chain system is stable, and has stronger anti-pollution load impact capacity;
the rear section is internally provided with an aeration device which can produce a wave-type mixed oxidation effect in the stabilization pond, thereby creating a good growth environment for various special microorganisms and having good removal rate for nitrogen and phosphorus;
the stabilization pond integrates the anaerobic pond, the facultative pond, the aeration pond, the sedimentation pond and the ecological pond, does not need a large amount of civil engineering, only needs the soil pond and the impervious bed to be used, and is equipped with corresponding equipment, so that a high-efficiency biological treatment system is formed, the construction speed is high, the operation cost is low, and the water outlet effect is good.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a block diagram of an embodiment of the present invention;
FIG. 2 is a top view of an aeration apparatus according to an embodiment of the present invention;
FIG. 3 is a side view of an aeration apparatus according to an embodiment of the present invention;
in figure 1, an anaerobic pond;
2. a facultative pond; 21. a first biological processing device;
3. an aeration pond; 31. a second biological treatment device; 32. an aeration device; 321. a fan main pipe; 322. floating pipes; 323. an aerator;
4. a sedimentation tank;
5. an ecological pond.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, the technical solutions of the present invention will be described in detail below. It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "center", "lateral", "length", "width", "height", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "side", and the like indicate orientations or positional relationships based on those shown in fig. 1, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.
Referring to fig. 1 to 3, the utility model provides an immobilized carrier microorganism stabilization pond, which comprises a pond body, wherein the pond body is provided with an anaerobic pond 1, a facultative pond 2, an aeration pond 3, a sedimentation pond 4 and an ecological pond 5 in sequence along the water flow direction;
the sewage enters an anaerobic pond 1 after being treated by a preorder process, meanwhile, a pipeline is connected between the anaerobic pond 1 and a sedimentation pond 4, a sludge reflux device is arranged, the phosphorus-containing sludge in the sedimentation pond 4 flows back into the anaerobic pond 1 through the sludge reflux device to form external circulation of sludge reflux, a stirring device is arranged in the anaerobic pond 1, the stirring device is preferably a stirrer in the embodiment, the sewage and the refluxed phosphorus-containing sludge are fully mixed under the action of the stirrer and then flow into a subsequent facultative pond 2, and the sewage mainly has partial hydrolytic acidification reaction in the anaerobic pond 1, phosphorus is released in the anaerobic pond 1, and part of organic matters are aminated, so that the biodegradability of sewage is improved, the burden of a subsequent aeration pond 3 is reduced, thereby reducing the power consumption and the volume of the aeration area, and in addition, the reflux quantity of the sludge reflux is larger in the embodiment, and the residual sludge is much less than that in the prior art;
sewage enters a facultative pond 2 through an anaerobic pond 1, a first biological treatment device 21 is arranged in the facultative pond 2, denitrifying bacteria are arranged in the first biological treatment device 21, namely denitrifying bacteria immobilized carriers are formed, the primary function of the denitrifying bacteria immobilized carriers is denitrification, nitrate nitrogen is conveyed to the facultative pond 2 from an aeration pond 3 through internal circulation, the amount of circulating mixed liquid is large and is generally twice of that of original sewage, the denitrifying bacteria immobilized carriers can greatly improve the concentration of the denitrifying bacteria and enhance the denitrification effect, solidified microbial matrixes can be propagated for a long time and can grow spontaneously for more than 10 years, the microbial matrixes are generated in the sewage and propagate exponentially, and the concentration can reach 10 years7Compared with the conventional biological treatment process, the method has the advantages of higher removal efficiency of organic pollutants, ammonia nitrogen and total nitrogen, extremely small sludge amount, stable biological chain system and stronger anti-pollution load impact capacity;
sewage enters an aeration pond 3 through a facultative pond 2, the aeration pond 3 is divided into a front section and a rear section along the water flow direction, a second biological treatment device 31 is arranged in the front section, nitrifying bacteria are arranged in the second biological treatment device 31, an aeration device 32 is arranged in the rear section, a pipeline is connected between the rear section of the aeration pond 3 and the facultative pond 2, nitrifying liquid flows into the facultative pond 2 from the rear end through the pipeline to form the internal circulation, nitrifying bacteria are arranged in the second biological treatment device 31, namely nitrifying bacteria immobilized carriers are formed, the activity of the nitrifying bacteria is reduced when the temperature is lower in winter, at the moment, the nitrifying bacteria immobilized carriers can increase the concentration of the nitrifying bacteria in a pond body, and the denitrification capability is not influenced;
it should be noted that the first biological treatment device 21 and the second biological treatment device 31 mentioned in the present embodiment are both in the prior art, and include a housing, a carrier filler and a dispersing device, the carrier filler is disposed in the housing, the carrier filler includes a microbial flora and a multienzyme carrier suitable for propagation of the microbial flora, and the housing is provided with a plurality of first through holes. The device is placed in the sewage to be treated, microbial flora is dispersed into the sewage, or microbial liquid obtained by fermentation of the device is sprayed into the soil to be repaired, and impurities in the sewage or the soil are decomposed, so that the sewage treatment or the soil repair is realized. In the using process, the microbial flora can continuously and rapidly propagate in large quantities under the protection of the multienzyme carrier, the number of the microbial flora is ensured, so that the device can be used for a long time and the using effect is ensured, the equipment used by the first biological treatment device 21 and the second biological treatment device 31 is the same, and the difference is that the first biological treatment device 21 is provided with denitrifying bacteria and the second biological treatment device 31 is provided with nitrifying bacteria;
the sludge generated in the aeration pond 3 flows into the sedimentation tank 4 along with water flow and is separated in the sedimentation tank 4, the sedimentation tank 4 and the aeration pond 3 are combined together and arranged adjacently, the civil engineering cost and the occupied area are further saved, the phosphorus-containing sludge flows back into the anaerobic pond 1 through a sludge backflow device, the sludge backflow device in the embodiment is preferably a floating type mud scraper or a mud suction machine, the backflow sewage is subjected to solid-liquid separation in the sedimentation tank 4, the sludge precipitated at the bottom is sucked out by the floating type mud scraper or the mud suction machine, one part of the sludge flows back to the anaerobic pond 1, the other part of the sludge is pumped into a sludge concentration tank by a residual sludge pump for dehydration, and is dehydrated by a filter press and other structures to form a sludge cake which is then transported outwards, the embodiment is characterized in that the amount of the returned sludge is large, the residual sludge is much less than that of the traditional process, and the retention time of the sludge of the immobilized carrier microorganism stabilization pond sewage treatment process in the aeration pond 3 is several times of that of the traditional process under the constant load condition;
the immobilized carrier microorganism stabilization pond mentioned in the embodiment integrates an anaerobic pond 1, a facultative pond 2, an aeration pond 3, a sedimentation pond 4 and an ecological pond 5, does not need a large amount of civil engineering, only needs to utilize a soil pond and a waterproof layer and equips corresponding equipment, forms a high-efficiency biological treatment system, has high construction speed, low operation cost and good water outlet effect, does not have underwater fixed parts, does not need to drain pond water during maintenance, only needs to lift an aeration head, has few movable parts and easy-aging parts in the process, does not need too much automation, and reduces the cost.
As an optional implementation manner, the aeration device 32 comprises a fan main pipe 321, floating pipes 322 and an aerator 323, wherein the fan main pipe 321 is communicated with a plurality of floating pipes 322, the floating pipes 322 are uniformly distributed in the aeration pond 3, two ends of each floating pipe 322 are fixed on two sides of the water pool through embedded parts, and are suspended on the water surface and loose integrally, so that each floating pipe 322 can do snakelike motion in a certain area in the pool, in the motion process of the floating pipes 322, the natural swing of the floating pipes 322 can achieve a good mixing effect, the energy consumption required by mixing is saved, the aeration device 32 can produce a wave-type mixed oxidation effect in the stable pond, and therefore, a good growth environment of various special microorganisms is created, and the nitrogen and phosphorus removal rate is good;
each floating pipe 322 is connected with a plurality of aerators 323, and two ends of each aerator 323 are communicated with the floating pipes 322 through a hose, in the embodiment, the hose is made of fine fibers and is filled with polymers, so that the aims of preventing water and dirt from being polluted are fulfilled;
As an alternative embodiment, the aerator 323 is provided with a plurality of aeration heads, and contrary to the aeration heads in the prior art, the aeration heads have 80% free space and 20% surface, so that the area where microorganisms can grow is small and can be easily removed, and due to the special structure of the aeration heads, the aeration heads are not easily blocked even in a complicated environment, thereby greatly prolonging the service life and reducing daily maintenance.
As an optional implementation mode, the ecological pond 5 can be also provided with a floating pipe 322, whether the aeration device 32 is started or not can be determined according to the water outlet requirement, the domestic water outlet standard is the primary standard, and the ecological pond 5 can also be used as a sedimentation tank to play the basic function of the sedimentation tank so as to further strengthen the water quality.
As an optional implementation mode, the ecological pond also comprises an ultraviolet disinfection pond which is arranged behind the ecological pond 5 along the water flow direction, and the treated sewage enters the ultraviolet disinfection pond and is disinfected by ultraviolet rays, so that pathogenic bacteria such as escherichia coli and the like can be effectively killed and then discharged outside.
As an optional implementation mode, the pool body is of a soil pool structure, the HDPE anti-seepage film is arranged on the surface of the soil pool structure, the HDPE anti-seepage film isolates sewage and underground water, the soil pool structure is easy to excavate and low in investment, can completely meet the functional requirements of the sewage treatment pool, can adapt to the terrain on site well according to local conditions, is high in construction speed, can greatly shorten the construction period, and the service life of the soil pool for laying the HDPE anti-seepage film is far longer than that of a reinforced concrete pool.
Also provides a treatment process of the immobilized carrier microorganism stabilization pond, which is characterized by comprising the following steps: the method comprises the following steps:
step a, sewage flows into an anaerobic pond 1 after being treated by a preorder process, and flows into a facultative pond 2 after being mixed with return sludge in a sedimentation tank 4 by a stirring device;
b, performing denitrification treatment on the sewage by using a first biological treatment device 21 in the facultative pond 2, and enabling the sewage to flow into the aeration pond 3 after the denitrification treatment;
step c, the second biological treatment device 31 at the front section of the aeration pond 3 performs denitrification treatment on the sewage, the aeration device 32 at the rear section of the aeration pond 3 performs aeration treatment on the sewage, and the sewage flows into the sedimentation tank 4 after treatment;
d, performing solid-liquid separation on the sewage in the sedimentation tank 4, sucking out the sludge settled at the bottom by a sludge reflux device, refluxing one part of the sludge to the anaerobic pond 1, driving the other part of the sludge into a sludge concentration tank for dehydration, and enabling the liquid to flow into the ecological pond 5;
and e, standing the sewage in the ecological pond 5 to further strengthen the water quality, and finally discharging the sewage from the ecological pond 5.
The value of the above treatment process is noted that the preorder process is a conventional prior art, and in the present embodiment, preferably, the sewage is collected into a grid water collecting tank, the sewage is sent into a micro-filter for primary filtration by using a lift pump, and then sent into an anaerobic pond 1, and after being dehydrated in a sludge concentration tank, sludge cake is formed by a filter press, and then the sludge cake is loaded and transported.
The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (10)
1. The immobilized carrier microorganism stabilization pond is characterized by comprising a pond body, wherein: the cell body has set gradually anaerobism pond (1), facultative pond (2), aeration pond (3), sedimentation tank (4) and ecological pond (5) along the rivers direction, be provided with first biological treatment device (21) in facultative pond (2), be provided with denitrifying bacteria in first biological treatment device (21), aeration pond (3) divide into anterior segment and back end along the rivers direction, be provided with second biological treatment device (31) in the anterior segment, be provided with nitrobacteria in second biological treatment device (31), be provided with aeration equipment (32) in the back end.
2. The immobilized carrier microorganism stabilization pond of claim 1, wherein: a pipeline is connected between the anaerobic pond (1) and the sedimentation tank (4) and is provided with a sludge reflux device, and the phosphorus-containing sludge in the sedimentation tank (4) flows into the anaerobic pond (1) through the sludge reflux device.
3. The immobilized carrier microorganism stabilization pond of claim 1, wherein: a pipeline is connected between the rear section of the aeration pond (3) and the facultative pond (2), and the nitrified liquid flows into the facultative pond (2) from the rear section through the pipeline.
4. The immobilized carrier microorganism stabilization pond of claim 1, wherein: and a stirring device is arranged in the anaerobic pond (1).
5. The immobilized carrier microorganism stabilization pond of claim 4, wherein: the aeration device (32) comprises a fan main pipe (321), floating pipes (322) and aerators (323), wherein the fan main pipe (321) is communicated with the floating pipes (322), the floating pipes (322) are uniformly distributed in the aeration pond (3), each floating pipe (322) is connected with a plurality of aerators (323), and two ends of each aerator (323) are communicated with the floating pipes (322) through a hose.
6. The immobilized carrier microorganism stabilization pond of claim 5, wherein: the aerator (323) is provided with a plurality of aeration heads, and the aeration heads have 80% of free space and 20% of surface.
7. The immobilized carrier microorganism stabilization pond of claim 2, wherein: the sludge reflux device is a floating type mud scraper or a mud suction machine.
8. The immobilized carrier microorganism stabilization pond of claim 1, wherein: the ecological pond also comprises an ultraviolet disinfection pond which is arranged behind the ecological pond (5) along the water flow direction.
9. The immobilized carrier microorganism stabilization pond of claim 1, wherein: the cell body is the soil pond structure, the surface of soil pond structure is provided with the HDPE prevention of seepage membrane.
10. The immobilized carrier microorganism stabilization pond of claim 5, wherein: the hose is made of fine fibers and the hose is filled with a polymer.
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| CN112358052A (en) * | 2020-11-30 | 2021-02-12 | 北京檀安生物科技有限公司 | Immobilized carrier microorganism stabilization pond and treatment process thereof |
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