CN210215089U - Bypass processing system of black and odorous water body - Google Patents
Bypass processing system of black and odorous water body Download PDFInfo
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Abstract
The utility model discloses a black and odorous water body bypass treatment system, which comprises a treatment system formed by connecting a first lifting pump, a fine grid, an integrated turbine circulating reciprocating sewage treatment device, an integrated magnetic coagulation treatment device, a first intermediate water tank, a second lifting pump, an integrated biological aerated filter and an integrated clean water tank in series, wherein the black and odorous water body bypass treatment system also comprises a sludge treatment system and a filter backwashing system; the effluent of the back washing system and the desliming filtrate of the sludge treatment system are collected in a centralized way through a second intermediate water tank and then enter the integrated turbine circulation reciprocating sewage treatment equipment for treatment. By adopting the utility model, the water quality index of the outlet water can reach the standard of surface IV water and above, the problem that the system outlet water is difficult to reach the standard under the high-concentration inlet water quality or low-temperature environment can be solved, and the problem of long recovery period of the biological aerated filter can be solved; can obviously generate economic benefit and environmental benefit and has great value.
Description
Technical Field
The utility model belongs to the technical field of water pollution administers, concretely relates to bypass processing system of black and odorous water body.
Background
The phenomena of black and odorous rivers and substandard water quality in cities become pollution problems commonly existing in many cities in China, and the life, the image and the ecological environment of residents are seriously influenced. From the treatment process, the traditional river treatment system comprises a natural ecological land treatment system (especially an artificial wetland treatment system) and an oxidation pond, and an artificial reinforced biological contact oxidation method, a biological filter bed and the like. Due to the characteristics of great water temperature, flow and water quality variability along with seasons, the existing treatment method generally has the defects of poor treatment effect, high operation cost, low impact resistance, incapability of synchronously realizing nitrogen and phosphorus removal and the like, the ideal effect is difficult to achieve, part of river treatment technologies are single, and the water body cannot eliminate black and odorous water or reach surface V-type water.
At present, the water temperature for treating black and odorous water in winter is generally below 15 ℃, and the water quality concentration is generally higher than that in other seasons, so that the operation in winter is difficult to stably reach the standard; due to the influence of water quality with higher ammonia nitrogen and COD concentration and the influence of low-temperature environment in winter, when the actual inlet ammonia nitrogen concentration of the biological aerated filter is higher than 20-25 mg/L or the inlet COD of the biological aerated filter is too high, the time for the filter to recover to reach the standard after back washing can be prolonged, heterotrophic bacteria can become dominant flora, and the nitrification of ammonia nitrogen is inhibited. In addition, the ammonia nitrogen concentration of raw water in winter is higher than that of raw water in other seasons, and when the aerobic process is independently adopted for nitrification, the inorganic alkalinity concentration is possibly insufficient, so that the nitrification efficiency is influenced; the common dephosphorization effect of the traditional biological aerated filter is poor. Because the foundation of the dam around the river channel has poor compressive strength and small effective utilization area, and the removal residence time of ammonia nitrogen is long, the construction of a large-scale concrete sewage treatment plant, an activated sludge method or a contact oxidation method sewage treatment technology is not suitable for the in-situ water treatment of the river channel; in addition, the in-situ river channel treatment is short in periodicity, so that the concrete sewage treatment structure is generally not suitable for river channel water treatment for years; meanwhile, the size of the equipment is also influenced by the transportation limit range of the height limit and the width limit of the road. Therefore, the key problem that the water quality influenced by the high-concentration water quality (COD and ammonia nitrogen) and the low-temperature environment of the existing black and odorous water body is difficult to reach the standard is urgently needed to be overcome, and a novel black and odorous water body bypass treatment system is developed to realize that pollutants such as COD, ammonia nitrogen, total phosphorus, dissolved oxygen and the like in the water body stably reach the surface IV water and the above standards.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to solve above-mentioned problem, provide a bypass processing system of black smelly water to the quality of water that breaks through high concentration quality of water (COD and ammonia nitrogen) and low temperature environment influence is difficult to a difficult problem up to standard, with COD, ammonia nitrogen, total phosphorus, dissolved oxygen etc. pollutant stably reach earth's surface IV class water and above standard in realizing the water.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a black and odorous water body bypass treatment system comprises a treatment process and a treatment system, wherein the treatment process and the treatment system are formed by connecting a first lifting pump, a fine grid, an integrated turbine circulating reciprocating sewage treatment device, an integrated magnetic coagulation treatment device, a first intermediate water tank, a second lifting pump, an integrated biological aerated filter and an integrated clean water tank in series; the first lifting pump is connected with the inlet of the fine grid through a sewage inlet pipe, and the outlet of the fine grid is connected with the inlet of the integrated turbine circulating reciprocating sewage treatment equipment; the water outlet of the integrated turbine circulation reciprocating sewage treatment equipment is connected with the water inlet of the integrated magnetic coagulation treatment equipment through a sewage inlet pipe; the water outlet of the integrated magnetic coagulation treatment equipment enters the first intermediate water tank through a sewage inlet pipe; the inlet and outlet pipe orifices of the second lift pump are respectively connected with the first intermediate water tank and the integrated biological aerated filter, and the outlet pipe of the integrated biological aerated filter is connected with the integrated clean water tank and is discharged outside; the effluent of the back washing system and the desliming filtrate of the sludge treatment system are collected in a centralized way through a second intermediate water tank and then enter the integrated turbine circulation reciprocating sewage treatment equipment for treatment.
The integrated turbine circulation reciprocating sewage treatment equipment also comprises an anoxic tank, an aerobic tank, a sedimentation tank, a suspended filler and a gas stripping mud-water backflow system; the gas stripping mud water reflux systemThe system reflows the muddy water precipitated in the sedimentation tank to the water inlet end of the anoxic tank, and the muddy water and the water discharged by the fine grid are mixed together and then enter the anoxic tank; the treatment capacity of the integrated turbine circulating reciprocating sewage treatment equipment is 200-1000 m3D; the filling ratio of the suspended filler is 5-45%; the total retention time is 2-10 h, and the retention time ratio of the anoxic tank to the aerobic tank is 1: 10-1: 2.
the suspended filler of the aerobic tank is in turbine reciprocating circulating fluidized motion; the aerobic tank is a multi-stage aerobic zone, and the number of stages is 2-5; the suspended filler can adopt APG filler or MBBR filler; the filling ratio of the suspended filler is 5-45%.
The integrated magnetic coagulation treatment equipment has the length of 9.0-16.0 m and the height of 2.8-3.5 m, and the treatment capacity of a single equipment is 1000-20000 m3D; the integrated magnetic coagulation treatment equipment comprises a magnetic mixing unit, a magnetic flocculation unit, a magnetic mud and water separation unit and a magnetic recovery circulation system; the magnetism recovered by the magnetic recovery circulating system enters a magnetic mixing tank or a magnetic flocculation tank, and the generated residual sludge enters a sludge dewatering system for treatment.
The integrated magnetic coagulation treatment equipment can be in a super-magnetic disc type integrated magnetic coagulation treatment equipment or an inclined tube type integrated magnetic coagulation treatment equipment in a precipitation magnetic clarification separation mode.
The integrated biological aerated filter body also comprises a water distribution chamber, a water distribution system, a supporting layer, a biological filter material layer, a clear water zone, a water outlet channel, an aeration system, a water level lowering system and a backwashing system; the integrated biological aerated filter is of a container-shaped cuboid structure, and the treatment capacity of each unit is 1000-5000 m3/d。
The biological filter material layer of the integrated biological aerated filter is a pyrite-based biological filter material or a weak base ceramsite.
The backwashing system of the integrated biological aerated filter adopts a water level reduction backwashing method, backwashing raw water adopts sewage in a clear water tank as backwashing raw water, and backwashing effluent is discharged into a second intermediate water tank.
The processing scale of the bypass processing system of the black and odorous water body is 1000-50000 m3/d。
The integrated turbine circulation reciprocating sewage treatment equipment, the integrated magnetic coagulation treatment equipment and each monomer treatment equipment of the integrated biological aerated filter can be combined in a parallel connection mode, so that the treatment scale is improved.
The anoxic tank, the aerobic tank and the sedimentation tank of the integrated turbine circulation reciprocating sewage treatment equipment can be respectively arranged in different integrated equipment according to a partition form and are connected in series for combined use.
Drawings
FIG. 1: a bypass treatment system structure of black and odorous water and a process flow schematic diagram.
Wherein: 0-black and odorous water to be treated; 1, a first lifting pump; 2, fine grids; 3, an integrated turbine circulation reciprocating sewage treatment device, a 3-1 anoxic tank, a 3-2 aerobic tank (a 3-2-1 primary aerobic zone, a 3-2-1 secondary aerobic zone), a 3-3 sedimentation tank, a 3-4 gas-stripping mud-water reflux system and 3-5 suspended fillers; 4, integrated magnetic coagulation treatment equipment, 4-1 magnetic mixing unit, 4-2 magnetic flocculation unit, 4-3 magnetic mud and water separation unit and 4-4 magnetic recovery circulation system; 5, a first intermediate water tank; 6, a second lift pump; 7, an integrated biological aerated filter; 8, an integrated clean water tank; 9 a sludge treatment system; 10, a second intermediate water tank; 11, discharging water after reaching the standard; w (comprising w1, w2, w3, w4, w5, w6 and w7) -sewage inlet and outlet pipes, F1 backwashing water inlet pipes, F2 backwashing water outlet pipes, F3 desilting system filtrate pipes and F4 desilting system filtrate water outlet pipes; h1 magnetic mud return pipe, H2 magnetic mud recovery pipe, H3 residual mud outlet pipe, and H4 residual mud of the integrated turbine circulation reciprocating sewage treatment equipment.
Detailed Description
The present invention will be further explained with reference to the accompanying drawings:
referring to fig. 1, the bypass treatment system for the black and odorous water body comprises a first lifting pump 1, a fine grid 2, an integrated turbine circulating reciprocating sewage treatment device 3, an integrated magnetic coagulation treatment device 4, a first middle water tank 5, a second lifting pump 6, an integrated biological aerated filter 7 and an integrated clean water tank 8 which are connected in series to form a treatment process and a system, and further comprises a sludge treatment system 9, a filter backwashing system and an aeration system; the first lift pump 1 is connected with the inlet of the fine grid 2 through a sewage inlet pipe w1, and the outlet of the fine grid 1 is connected with the inlet of the integrated turbine circulating reciprocating sewage treatment equipment 3 through a pipeline w 2; the water outlet of the integrated turbine circulating reciprocating sewage treatment equipment 3 is connected with the water inlet of the integrated magnetic coagulation treatment equipment 4 through a sewage inlet pipe w 3; the water outlet of the integrated magnetic coagulation treatment equipment 4 enters the first intermediate water tank 5 through a sewage inlet pipe w 4; an inlet pipe port w5 and an outlet pipe port w5 of the second lifting pump 6 are respectively connected with the first intermediate water tank 5 and the integrated biological aerated filter 7, and an outlet pipe w6 of the integrated biological aerated filter 7 is connected with the integrated clean water tank 8 and is discharged outside; the effluent F2 of the back flushing system and the desliming filtrate H3 of the sludge treatment system are collected in a centralized way by a second intermediate water tank 10 and then enter the integrated turbine circulation reciprocating sewage treatment equipment 3 for treatment.
The black and odorous water body 0 comprises sewage in the Duantou creek, sewage in a pump station, sewage in an overflow forebay of a flood discharge ditch, a black and odorous water body, initial polluted rainwater, and a water body polluted by a river channel, a lake, a pond and a landscape.
The integrated turbine circulating reciprocating sewage treatment equipment 3 also comprises an anoxic tank 3-1, an aerobic tank 3-2, a sedimentation tank 3-3, a suspended filler 3-5 and a gas stripping mud-water reflux system 3-4; the gas stripping mud-water backflow system 3-4 is used for refluxing the mud water precipitated in the sedimentation tank to the water inlet end of the anoxic tank 3-1, mixing the mud water with the water discharged by the fine grid 2 and then feeding the mixture into the anoxic tank 3-1; the treatment capacity of the integrated turbine circulating reciprocating sewage treatment equipment 3 is 200-1000 m3D; the filling ratio of 3-5 suspended fillers is 5-45%; the total retention time is 2 h-10 h, the retention time ratio of the anoxic tank 3-1 to the aerobic tank 3-2 is 1: 10-1: 2.
the suspended filler 3-5 of the aerobic tank 3-2 is in turbine reciprocating circulating fluidized motion; the aerobic tank 3-2 is a multi-stage aerobic zone (a first-stage aerobic zone 3-2-1 and a second-stage aerobic zone 3-2-1), and the stage number is 2-5; the suspended filler 3-5 can adopt APG filler or MBBR filler; the filling ratio of 3-5 parts of the suspended filler is 5-45%.
The integrated magnetic coagulation treatment equipment 4 is 9.0-16.0 m long and 2.8-E high3.5m, and the single-station treatment capacity is 1000-20000 m3D; the integrated magnetic coagulation treatment equipment 4 comprises a magnetic mixing unit 4-1, a magnetic flocculation unit 4-2, a magnetic mud and water separation unit 4-3 and a magnetic recovery circulation system 4-4, wherein the magnetism recovered by the magnetic recovery circulation system 4-4 enters a magnetic mixing tank 4-1 or a magnetic flocculation tank 4-2, and the generated residual sludge enters a sludge dewatering system 9 for treatment through a residual sludge outlet pipe H3.
The integrated magnetic coagulation treatment equipment 4 can be a supermagnetic disk type integrated magnetic coagulation treatment equipment or an integrated magnetic coagulation treatment equipment in an inclined tube precipitation magnetic clarification separation mode.
The integrated biological aerated filter 7 body also comprises a water distribution chamber 7-1, a water distribution system 7-2, a supporting layer 7-3, a biological filter material layer 7-4, a clear water zone 7-5, a water outlet channel 7-6, an aeration system, a water level lowering system and a backwashing system; the integrated biological aerated filter 7 is of a container-shaped cuboid structure, and the single treatment capacity is 1000-5000 m3/d。
The biological filter material layer 7-4 is a pyrite-based biological filter material or a weak base ceramsite.
The backwashing system adopts a lower water level backwashing method, backwashing raw water adopts sewage in the integrated clean water tank 8 as backwashing raw water, and backwashing effluent is discharged into a second middle water tank 10 through an F2 pipeline.
The desliming filtrate produced by the sludge treatment system 9 flows into a second intermediate water tank through an F3 pipeline, and sludge cakes formed by the sludge treatment system are transported out for disposal.
The processing scale of the bypass processing system of the black and odorous water body is 1000-50000 m3/d。
The integrated turbine circulation reciprocating sewage treatment equipment 3, the integrated magnetic coagulation treatment equipment 4 and the integrated biological aerated filter 7 can be combined in a parallel connection mode, so that the treatment scale is improved.
The anoxic tank 3-1, the aerobic tank 3-2 and the sedimentation tank 3-3 of the integrated turbine circulating reciprocating sewage treatment equipment 3 can be respectively arranged in different integrated equipment according to a partition form and are connected in series for combination use.
A treatment method of a black and odorous water body bypass treatment system is characterized by comprising the following steps:
(1) a first stage: lifting the black and odorous water body 0 to be treated to a fine grid 2 by using a first lifting pump 1 for pretreatment, intercepting and removing fibrous substances, granular impurities and the like in the water body;
(2) and a second stage: effluent treated by the fine grid 2 flows into an integrated turbine circulating reciprocating sewage treatment 3 device; lifting the precipitated sludge water in the precipitation zone 3-3 to the water inlet end of an anoxic tank 3-1 by using a gas stripping sludge water reflux system 3-4, mixing the precipitated sludge water with the pretreated outlet water of the fine grid 2, and then feeding the mixture into the anoxic tank 3-1 of the integrated turbine circulation reciprocating sewage treatment equipment 3, wherein the dissolved oxygen in the anoxic tank 3-1 is below 1.0 mg/L; denitrifying microorganisms in the anoxic tank 3-1 utilize degradable organic carbon sources in raw water and nitrate nitrogen in gas stripping return flow muddy water to carry out denitrification, consume and degrade partial COD and BOD and generate alkalinity; the reflux ratio of the gas stripping mud water is 50 to 100 percent; after sewage enters a multi-stage aerobic tank (3-2-1,3-2-2), suspended fillers 3-5 and aeration bubbles in the aerobic tank 3-2 perform turbine reciprocating circulating fluidized motion, the dissolved oxygen in the aerobic tank 3-2 is 2.0-4.0 mg/L, aerobic decarbonizing bacteria, nitrifying bacteria and synchronous nitrification and denitrification bacteria are distributed on the suspended fillers 3-5 in different graded aerobic areas in a dominant flora, aerobic heterotrophic bacteria on the suspended fillers 3-5 further degrade residual COD and BOD, meanwhile, a biomembrane on the suspended fillers 3-5 degrades a large amount of ammonia nitrogen by nitrification, part of total nitrogen is removed by synchronous nitrification and denitrification, after multi-stage aerobic treatment, the sewage enters a sedimentation tank 3-3 after a suspended filler interception net, the intercepted water enters a sedimentation tank 3-3 for sludge-water separation, and the precipitated sludge water is refluxed to an anoxic tank 3-2 by an air stripping sludge-water reflux system 3-4, and partial residual sludge is discharged to a sludge treatment system 9 through a pipeline H4 for sludge reduction treatment. By controlling the reaction residence time, the dissolved oxygen parameters and the like, the key water outlet effect of the equipment is ensured: removing 60-90% of total influent COD and making effluent COD less than 80mg/L to complete the ammoniation process of organic nitrogen; and removing 30-60% of ammonia nitrogen of total inlet water in the water body and making the ammonia nitrogen of outlet water less than 20 mg/L.
(3) And a third stage: the effluent of the integrated turbine circulating reciprocating sewage treatment equipment 3 enters an integrated magnetic coagulation treatment equipment 4; the hydraulic retention time of the integrated magnetic coagulation treatment equipment is 6-30 min, the concentration of the backflow magnetic sludge is controlled to be 2-12 g/L, most of Total Phosphorus (TP), suspended matters (SS), colloids and organic pollutants in the water body are removed, and the transparency of the water body is improved; a coagulant PAC is added into the magnetic mixing tank 4-1, and a flocculating agent PAM is added into the magnetic flocculation tank to ensure the key water outlet effect of the equipment: removing 30-80% of total influent COD and making effluent COD less than 50mg/L, and removing 90-95% of total influent phosphorus in the water body and making effluent TP less than 0.5mg/L and SS less than 10 mg/L. And the residual sludge H3 treated by the magnetic sludge and water separation unit 4-3 and the magnetic recovery circulation system 4-4 is discharged to a sludge treatment system 9 for treatment.
(4) Fourth stage: effluent treated by the integrated magnetic coagulation treatment equipment 4 flows into a first intermediate water tank 5, and is lifted to an integrated aeration biological filter 7 by a second lifting pump 6 to be subjected to biological aerobic carbon removal, nitrification and chemical phosphorus removal treatment, the hydraulic retention time is 40-80 min, and the dissolved oxygen is 4.0-6.0 mg/L; under the aerobic condition, the heterotrophic bacteria in the biomembrane remove the residual COD in the water body; nitrifying bacteria in the biomembrane attached to the surface of the pyrite-based biological filter material or the weak base ceramsite 7-4 are nitrified to remove ammonia nitrogen; the pyrite-based biological filter material or the weak base ceramsite 7-4 is subjected to chemical reaction of inorganic phosphorus in a microenvironment and is solidified on the surface of the filler to form iron phosphate or hydroxyl calcium sulfonate solid, so that the aim of synchronously removing phosphorus is fulfilled; after the treatment of the integrated biological aerated filter 7, the dissolved oxygen in the water body is greatly promoted; discharging the water after reaching the standard to an integrated clean water tank 8, discharging part of the discharged water in the integrated clean water tank 8 as standard water 11, and discharging part of the discharged water as backwashing raw water, and feeding the water through an F1 pipe; when high concentration intaking (COD and ammonia nitrogen) and low temperature with guaranteeing this equipment, the key effect of going out water: COD is less than 30mg/L, ammonia nitrogen is less than 1.0mg/L, TP is less than 0.3mg/L, DO is more than 4mg/L, SS is less than 10mg/L, and the effluent can reach the standard of surface water environmental quality standard (GB3838-2002) and the standard of surface IV water.
(5) The effluent of the lower water level back flushing system enters a second intermediate water tank 10 through an F5 pipe and desliming filtrate of the sludge treatment system through an F3 pipe, and enters an integrated turbine circulating reciprocating sewage treatment device 3 for treatment after being collected in a centralized manner; the water content of the mud cakes treated by the sludge treatment system 9 is less than 80 percent, and the mud cakes are transported outside.
(6) After the integrated biological aerated filter 7 runs for 24-72 hours, backwashing by adopting a water level reduction backwashing method, wherein the water level reduction backwashing method comprises the following steps: the time for lowering the water level, the time for air washing, the time for air-water combined backwashing and the time for water rinsing are respectively 0.3-1.5 min, 0.8-2.5 min and 3.0-9.0 min; the air washing strength and the water rinsing strength are 12-25L/m 2 & s and 4-6L/m 2 & s in sequence.
The whole system well combines the first-stage physical pretreatment, the second-stage biological treatment, the third-stage magnetic coagulation treatment and the fourth-stage aeration biological filter treatment processes, and the careful and reasonable design and the mutual combination of all units of the system ensure that the system is not influenced by the fluctuation of high-concentration (COD and ammonia nitrogen) inlet water, ensure the alkalinity sufficiency of the system (no extra caustic soda addition), ensure the effluent water temperature of the system in a low-temperature environment to reach the standard, improve and ensure the quality of high-concentration inlet water and the recovery effect after backwashing of the aeration biological filter under the low-temperature environment condition and the short recovery time, so that the effluent water of the system can reach the ground surface water environment quality standard (GB3838-2002) and the ground surface standard IV water standard (COD is less than 30mg/L, ammonia nitrogen is less than 1.0mg/L, TP is less than 0.3mg/L, DO is more than 4mg/L, SS is less than 10mg/L, ) (ii) a The shock resistance and load capacity are strong, and the system stability is strong; the denitrification effect is excellent; the equipment investment is saved, the operating cost is low, and the like, and the water body can be obviously improved and restored to realize ecological water supplement. The method meets the requirements of energy conservation and environmental protection, and well realizes the best unification of social benefit, economic benefit and environmental benefit.
The above-mentioned embodiments are only intended to describe the preferred embodiments of the present invention, but not to limit the scope of the present invention, and various modifications and improvements made by those skilled in the art without departing from the design spirit of the present invention should fall within the protection scope defined by the claims of the present invention.
Claims (10)
1. A black and odorous water body bypass treatment system is composed of a first lifting pump, a fine grid, an integrated turbine circulating reciprocating sewage treatment device, an integrated magnetic coagulation treatment device, a first intermediate water tank, a second lifting pump, an integrated biological aerated filter and an integrated clean water tank which are connected in series, and the black and odorous water body bypass treatment system further comprises a sludge treatment system and a filter backwashing system; the method is characterized in that: the first lifting pump is connected with the inlet of the fine grid through a sewage inlet pipe, and the outlet of the fine grid is connected with the inlet of the integrated turbine circulating reciprocating sewage treatment equipment; the water outlet of the integrated turbine circulation reciprocating sewage treatment equipment is connected with the water inlet of the integrated magnetic coagulation treatment equipment through a sewage inlet pipe; the water outlet of the integrated magnetic coagulation treatment equipment enters the first intermediate water tank through a sewage inlet pipe; the inlet and outlet pipe orifices of the second lift pump are respectively connected with the first intermediate water tank and the integrated biological aerated filter, and the outlet pipe of the integrated biological aerated filter is connected with the integrated clean water tank and is discharged outside; the effluent of the back washing system and the desliming filtrate of the sludge treatment system are collected in a centralized way through a second intermediate water tank and then enter the integrated turbine circulation reciprocating sewage treatment equipment for treatment.
2. The black and odorous water body bypass treatment system according to claim 1, wherein: the integrated turbine circulation reciprocating sewage treatment equipment also comprises an anoxic tank, an aerobic tank, a sedimentation tank, a suspended filler and a gas stripping mud-water backflow system; the gas stripping mud-water backflow system reflows the mud water precipitated in the sedimentation tank to the water inlet end of the anoxic tank, and the mud water and the water discharged by the fine grid are mixed together and then enter the anoxic tank; the treatment capacity of the integrated turbine circulating reciprocating sewage treatment equipment is 200-1000 m3D; the filling ratio of the suspended filler is 5-45%; the total retention time is 2-10 h, and the retention time ratio of the anoxic tank to the aerobic tank is 1: 10-1: 2.
3. the black and odorous water body bypass treatment system according to claim 2, wherein: the suspended filler of the aerobic tank is in turbine reciprocating circulating fluidized motion; the aerobic tank is a multi-stage aerobic zone, and the number of stages is 2-5; the suspended filler can adopt APG filler or MBBR filler; the filling ratio of the suspended filler is 5-45%.
4. The black and odorous water body bypass treatment system according to claim 1, wherein: the integrated magnetic coagulation treatment equipment has the length of 9.0-16.0 m and the height of 2.8-3.5 m, and the treatment capacity of a single equipment is 1000-20000 m3D; the integrated magnetic coagulation treatment equipment comprises a magnetic mixing unit, a magnetic flocculation unit, a magnetic mud and water separation unit and a magnetic recovery circulation system; the magnetism recovered by the magnetic recovery circulating system enters a magnetic mixing tank or a magnetic flocculation tank, and the generated residual sludge enters a sludge dewatering system for treatment.
5. The black and odorous water body bypass treatment system according to claim 4, wherein: the integrated magnetic coagulation treatment equipment is in a form of a super magnetic disk or in a form of inclined tube sedimentation magnetic clarification separation.
6. The black and odorous water body bypass treatment system according to claim 1, wherein: the integrated biological aerated filter body also comprises a water distribution chamber, a water distribution system, a supporting layer, a biological filter material layer, a clear water zone, a water outlet channel, an aeration system, a water level lowering system and a backwashing system; the integrated biological aerated filter is of a container-shaped cuboid structure, and the treatment capacity of each unit is 1000-5000 m3/d。
7. The black and odorous water body bypass treatment system according to claim 6, wherein: the biological filter material layer is a pyrite-based biological filter material or a weak base ceramsite.
8. The black and odorous water body bypass treatment system according to claim 6, wherein: the backwashing system adopts a lower water level backwashing method, the backwashing raw water adopts sewage in a clear water tank as backwashing raw water, and backwashing effluent is discharged into a second intermediate water tank.
9. The black and odorous water body bypass treatment system according to claim 1, wherein: the integrated turbine circulation reciprocating sewage treatment equipment, the integrated magnetic coagulation treatment equipment and each monomer treatment equipment of the integrated biological aerated filter can be combined in a parallel connection mode, so that the treatment scale is improved.
10. The black and odorous water body bypass treatment system according to claim 2, wherein: the anoxic tank, the aerobic tank and the sedimentation tank can be respectively arranged in different integrated turbine circulation reciprocating sewage treatment equipment according to a partition form and are connected in series for combined use.
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Cited By (2)
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| CN110054365A (en) * | 2019-05-25 | 2019-07-26 | 安徽华骐环保科技股份有限公司 | A kind of the bypass processing system and its processing method of black and odorous water |
| CN114249496A (en) * | 2021-12-21 | 2022-03-29 | 西安聚光环保科技有限公司 | Sewage treatment system and method |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110054365A (en) * | 2019-05-25 | 2019-07-26 | 安徽华骐环保科技股份有限公司 | A kind of the bypass processing system and its processing method of black and odorous water |
| CN114249496A (en) * | 2021-12-21 | 2022-03-29 | 西安聚光环保科技有限公司 | Sewage treatment system and method |
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