CN111285463A - Quick sewage purification system - Google Patents
Quick sewage purification system Download PDFInfo
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- CN111285463A CN111285463A CN201811497886.XA CN201811497886A CN111285463A CN 111285463 A CN111285463 A CN 111285463A CN 201811497886 A CN201811497886 A CN 201811497886A CN 111285463 A CN111285463 A CN 111285463A
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- tank
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- strengthening treatment
- sewage
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/30—Aerobic and anaerobic processes
- C02F3/308—Biological phosphorus removal
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/34—Biological treatment of water, waste water, or sewage characterised by the microorganisms used
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2203/00—Apparatus and plants for the biological treatment of water, waste water or sewage
- C02F2203/006—Apparatus and plants for the biological treatment of water, waste water or sewage details of construction, e.g. specially adapted seals, modules, connections
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2303/00—Specific treatment goals
- C02F2303/14—Maintenance of water treatment installations
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- Biodiversity & Conservation Biology (AREA)
- Chemical & Material Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Organic Chemistry (AREA)
- Molecular Biology (AREA)
- Health & Medical Sciences (AREA)
- Purification Treatments By Anaerobic Or Anaerobic And Aerobic Bacteria Or Animals (AREA)
- Biological Treatment Of Waste Water (AREA)
Abstract
The invention provides a sewage purification treatment device which can effectively solve the problem of insufficient carbon source in the nitrogen removal process and can rapidly treat a large amount of water. The sewage rapid purification system comprises an anaerobic tank, a first aerobic tank, an anoxic tank, a second aerobic tank and a strengthening treatment tank which are sequentially connected, wherein a plurality of porous plates are arranged in the strengthening treatment tank and are separated from one another, one end of each porous plate is connected with the side wall of the strengthening treatment tank, the other end of each porous plate is a free end, each porous plate is provided with a containing cavity for containing a filler, and the filler comprises an inorganic filler for providing electrons for autotrophic denitrifying bacteria and an organic filler for providing a carbon source for the heterotrophic denitrifying bacteria; MBBR filler is placed in the strengthening treatment tank, and the MBBR filler is loaded with autotrophic denitrifying bacteria and heterotrophic denitrifying bacteria.
Description
Technical Field
The invention relates to the field of sewage treatment, in particular to a sewage rapid purification system.
Background
The following background is provided to aid the reader in understanding the present invention and is not admitted to be prior art.
At present, biological phosphorus removal can be completed only in an anaerobic environment and an aerobic environment, and biological nitrogen removal is performed under anoxic and aerobic conditions. Therefore, to achieve the purpose of simultaneous phosphorus and nitrogen removal, three physiological environments, namely aerobic, anoxic and anaerobic, required by microorganisms must be created. The long-term operation result shows that the denitrification effect is often poor when the dephosphorization effect is good. And the effect of nitrogen removal is also affected when the carbon/nitrogen ratio in the wastewater is insufficient. Chinese patent 201611056241.3 discloses an integrated denitrification device based on autotrophic/heterotrophic denitrification and a denitrification method thereof, wherein an autotrophic denitrification region and a heterotrophic denitrification region are arranged in a main reaction device, a microelectrolysis packing layer and a sulfur/limestone packing layer are arranged in the autotrophic denitrification region, the microelectrolysis packing layer is used for providing electrons required by the denitrification process of autotrophic denitrifying bacteria, and sulfur is used as an electron donor in the denitrification process; the vinasse layer in the heterotrophic denitrification region provides a carbon source for the heterotrophic denitrifying bacteria, so that the problem of insufficient carbon/nitrogen ratio in the nitrogen removal process is solved. The disadvantages of this patent are: 1. the sewage treatment speed is slow, and the method cannot be used for quickly treating a large amount of sewage. The autotrophic denitrification area and the heterotrophic denitrification area are provided with a plurality of packing layers which are tightly connected, the speed of sewage passing through the packing layers is low, and the sewage treatment efficiency is low. 2. Because the filler occupies a large amount of space, the autotrophic and heterotrophic denitrification zones are capable of holding a very limited number of denitrifying bacteria. 3. Each packing layer can not be replaced in the main reaction device, when the micro-electrolysis packing layer and the sulfur/limestone packing layer can not continuously provide electrons and the carbon source in the vinasse is consumed, the main reaction device needs to be replaced completely, the main reaction device can not be recycled, and the service life is short.
Disclosure of Invention
The invention aims to provide sewage purification treatment equipment which can effectively solve the problem of insufficient carbon source in the nitrogen removal process and can quickly treat a large amount of water.
The utility model provides a quick clean system of sewage which characterized in that: the anaerobic treatment device comprises an anaerobic tank, a first aerobic tank, an anoxic tank, a second aerobic tank and a strengthening treatment tank which are sequentially connected, wherein a plurality of porous plates are arranged in the strengthening treatment tank and are separated from one another, one end of each porous plate is connected with the side wall of the strengthening treatment tank, the other end of each porous plate is a free end, each porous plate is provided with a containing cavity for containing a filler, and the filler comprises an inorganic filler for providing electrons for autotrophic denitrifying bacteria and an organic filler for providing a carbon source for heterotrophic denitrifying bacteria; MBBR filler is placed in the strengthening treatment tank, and the MBBR filler is loaded with autotrophic denitrifying bacteria and heterotrophic denitrifying bacteria. The side wall of the strengthening treatment tank refers to a wall of the strengthening treatment tank which is in contact with the outside. The holes in the perforated plate allow the sewage to pass through the perforated plate and contact the packing in the perforated plate.
Furthermore, the perforated plate is detachably connected with the strengthening treatment pool. Preferably, one side of the porous plate is provided with a protrusion, the side wall of the strengthening treatment pool is provided with a clamping groove matched with the protrusion, and the clamping groove is provided with an opening for inserting or extracting the protrusion. Through the bulge and the clamping groove, the porous plate is detachably connected with the strengthening treatment pool. Preferably, the protuberance is symmetrical about a centre line of the cavity.
Furthermore, the filler in the porous plate containing cavity is wrapped by filter cloth.
Further, two adjacent perforated plates are distributed in a staggered manner. The staggered distribution means that the left end of one of the two adjacent porous plates is connected with the side wall of the strengthening treatment pool, and the right end of the other porous plate is connected with the side wall of the strengthening treatment pool. Preferably, the plurality of perforated plates are parallel. Preferably, the perforated plate intersects and is perpendicular to the centerline of the enhanced treatment basin.
Furthermore, the fillers in two adjacent porous plates are respectively inorganic fillers and organic fillers. That is, the filler in one porous plate is an inorganic filler, and the filler in an adjacent porous plate is an organic filler; similarly, the filler in one perforated plate is an organic filler and the filler in the adjacent perforated plate is an inorganic filler. Preferably, the inorganic filler is iron powder and the organic filler is distillers' grains or bamboo fiber filler.
Furthermore, a water inlet pipe of the sewage purification treatment equipment is respectively connected with the anaerobic tank and the anoxic tank through a shunt pipe.
Further, the sewage purification treatment equipment also comprises a secondary sedimentation tank, a reaction tank and a floating sedimentation tank which are connected in sequence, wherein the secondary sedimentation tank is connected with the strengthening treatment tank. And after flowing out of the strengthening treatment tank, the sewage flows through the secondary sedimentation tank, the reaction tank and the floating sedimentation tank in sequence. And clarifying the sewage by the secondary sedimentation tank, simultaneously concentrating the activated sludge, and returning the concentrated activated sludge to the anaerobic tank. Preferably, the water outlet pipe of the sewage purification treatment device is connected with the floating and sinking tank.
Further, the reaction tank comprises a plurality of reaction modules, and each reaction module is provided with a respective stirring device and a feeding device. Preferably, a plurality of partition plates are arranged in the reaction tank, openings are formed in the partition plates, and the partition plates divide the reaction tank into a plurality of reaction modules which are communicated in sequence.
The invention has the beneficial effects that:
1. the anaerobic tank, the aerobic tank, the anoxic tank and the aerobic tank are sequentially connected to provide good reaction conditions for phosphorus and nitrogen removal, so that the sewage treatment equipment can fully remove phosphorus and nitrogen in sewage; through set up a plurality of perforated plates in the intensive treatment pond, the perforated plate intussuseption is filled with the inorganic filler that provides the electron for the denitrification reaction of autotrophic denitrifying bacteria or provides the organic filler of carbon source for the denitrification reaction of heterotrophic denitrifying bacteria, can effectively solve the not enough problem of carbon source in the denitrogenation process, further removes the nitrogen in the sewage, promotes the sewage treatment effect.
2. The perforated plate has the crisscross distribution of free end and perforated plate, and sewage flows fast, curvedly in strengthening the treatment pond, guarantees the speed of sewage through strengthening the treatment pond on the one hand, and on the other hand sewage can fully contact with the filler, promotes sewage treatment efficiency.
3. The MBBR filler is used for loading sufficient autotrophic denitrifying bacteria and heterotrophic denitrifying bacteria, and the perforated plate prevents the MBBR filler from being washed by sewage and concentrated to one end of the strengthening treatment tank far away from the aerobic tank, so that the autotrophic denitrifying bacteria and the heterotrophic denitrifying bacteria are uniformly distributed in the strengthening treatment tank.
4. The perforated plate and the strengthening treatment tank are detachably connected, and the filler in the cavity of the perforated plate is wrapped by the filter cloth, so that the filler can be replaced regularly and timely, the filler is convenient to recycle, and the long-term treatment effect of sewage treatment is ensured.
5. The sewage with large water volume can be rapidly treated, and the effluent treatment index reaches above the surface V-type water aiming at general domestic sewage and micro-polluted river water.
Drawings
FIG. 1 is a plan view of a sewage purifying treatment apparatus according to an embodiment of the present invention.
FIG. 2 is a schematic view of an enhanced treatment basin in accordance with an embodiment of the present invention.
FIG. 3 is a schematic representation of a multi-well plate in one embodiment of the invention.
FIG. 4 is a schematic view of a reinforced treatment basin slot in accordance with an embodiment of the present invention.
Fig. 5 is a schematic view of the connection of the structural reinforcing plate to the sink-float tank in one embodiment of the present invention.
Detailed Description
The present invention will be described in further detail with reference to specific examples.
A sewage rapid purification system is shown in figure 1 and comprises an anaerobic tank 1, a first aerobic tank 2, an anoxic tank 3, a second aerobic tank 4, a strengthening treatment tank 5, a secondary sedimentation tank 7, a reaction tank 8 and a floating sedimentation tank 9 which are connected in sequence. The water inlet pipe 10 of the sewage purification treatment equipment is respectively connected with the anaerobic tank 1 and the anoxic tank 3 through a shunt pipe, and the water outlet pipe 11 is connected with the floating and sinking tank 9. As shown in fig. 2, a plurality of porous plates 6 are arranged in the strengthening treatment pool 5, the porous plates 6 are separated from each other, one end of each porous plate 6 is connected with the side wall of the strengthening treatment pool 5, the other end of each porous plate 6 is a free end, each porous plate 6 is provided with a containing cavity for containing a filler, and the filler comprises an inorganic filler for providing electrons for autotrophic denitrifying bacteria and an organic filler for providing a carbon source for heterotrophic denitrifying bacteria; MBBR filler is placed in the strengthening treatment tank 5, and the MBBR filler is loaded with autotrophic denitrifying bacteria and heterotrophic denitrifying bacteria. The inorganic filler is iron powder and the organic filler is vinasse. The side wall of the strengthening treatment tank refers to a wall of the strengthening treatment tank which is in contact with the outside. The holes in the perforated plate allow the sewage to pass through the perforated plate and contact the packing in the perforated plate. In some embodiments, the organic filler is a bamboo fiber filler.
The sewage sequentially passes through the anaerobic tank, the aerobic tank, the anoxic tank and the aerobic tank, the anaerobic-aerobic environment is favorable for removing phosphorus, and the anoxic-aerobic environment is favorable for removing nitrogen. Because the time of sewage flowing through an anoxic-aerobic environment is short and the problem of insufficient carbon source exists, the strengthening treatment tank is provided with autotrophic denitrifying bacteria by MBBR filler, and the inorganic filler provides electrons for the denitrification reaction of the autotrophic denitrifying bacteria; heterotrophic denitrifying bacteria are placed in the MBBR filler, and the vinasse or bamboo fiber filler provides a carbon source for the denitrification reaction of the heterotrophic denitrifying bacteria, so that the nitrogen removal effect is improved. The perforated plate has the free end, and the sewage that gets into the intensive treatment pond flows at the curve between a plurality of perforated plates, is favorable to the abundant contact of sewage and filler on the one hand, and on the other hand avoids the perforated plate to block sewage, is favorable to accelerating sewage treatment's speed. In addition, the perforated plate can also block the MBBR filler, and prevent the MBBR filler from being washed and concentrated to one side of the strengthening treatment tank far away from the aerobic tank, so that the MBBR filler is uniformly dispersed in the strengthening treatment tank, and sewage is continuously purified in the flowing process of the sewage in the strengthening treatment tank. Because the water inlet pipe is communicated with the anaerobic tank and the anoxic tank at the same time, the sewage provides a carbon source for the anoxic tank, and the full denitrification reaction is facilitated.
The density of the MBBR filler is 0.95-0.98 g/cm3. The MBBR filler suspension is in sewage, and MBBR filler evenly distributed is in sewage, and the denitrifying bacteria among the MBBR filler can carry out all-round purification denitrogenation to sewage.
As shown in fig. 3 and 4, the perforated plate 6 is detachably attached to the intensive treatment tank 5. The perforated plate has a protrusion 601 on one side, the side wall of the strengthening treatment tank 5 has a slot 501 matching with the protrusion 601, and the slot 501 has an opening 5011 for inserting or extracting the protrusion 601. The protuberance 601 is symmetrical about the centre line of the cavity. Therefore, the perforated plate can be conveniently and regularly replaced, and the perforated plate can regularly provide electrons for the autotrophic denitrifying bacteria and provide a carbon source for the heterotrophic denitrifying bacteria by replacing the perforated plate and the filler in the perforated plate.
The filler in the porous plate containing cavity is wrapped by filter cloth. That is, the filler is first wrapped by the filter cloth or packed into a bag made of filter cloth, and then the filter cloth and the filler are put together into a cavity of the porous plate. When the filter cloth is replaced, the filler can be taken out from the porous plate by drawing out the filter cloth. The filter cloth prevents that the filler from passing through the hole on the perforated plate, flowing out from the perforated plate appearance intracavity, makes things convenient for the change of filler moreover, makes the perforated plate can recycle many times.
As shown in fig. 2, two adjacent perforated plates 6 are arranged alternately. The staggered distribution means that the left end of one of the two adjacent porous plates is connected with the side wall of the strengthening treatment pool, and the right end of the other porous plate is connected with the side wall of the strengthening treatment pool. The plurality of perforated plates 6 are parallel. The perforated plate 6 intersects and is perpendicular to the centerline of the strengthening treatment tank 5. The sewage flows in the strengthening treatment tank in a curve way, and autotrophic denitrifying bacteria and heterotrophic denitrifying bacteria in the sewage are fully contacted with the filler, so that the nitrogen removal effect of the strengthening treatment tank is improved.
The fillers in two adjacent porous plates 6 are inorganic fillers and organic fillers respectively. That is, the filler in one porous plate is an inorganic filler, and the filler in an adjacent porous plate is an organic filler; similarly, the filler in one perforated plate is an organic filler and the filler in the adjacent perforated plate is an inorganic filler.
And clarifying the sewage by the secondary sedimentation tank, simultaneously concentrating the activated sludge, and returning the concentrated activated sludge to the anaerobic tank. The secondary sedimentation tank is provided with a sludge pipe used for returning sludge to the anaerobic tank, one end of the sludge pipe is communicated with the secondary sedimentation tank, and the other end of the sludge pipe is communicated with the anaerobic tank. A sludge reflux pump is arranged on the sludge pipe. The floating and sinking tank is provided with an aeration device which is connected with the floating and sinking tank through an air pipe. The aeration device generates a large amount of micro bubbles in the floating and sinking tank, and the micro bubbles are adhered to the impurity particles, so that the integral specific gravity of the impurity particles is smaller than that of water, and the impurity particles can float on the water surface by means of buoyancy, and solid-liquid separation is realized. In some embodiments, the floating and sinking tank is provided with a slag scraper for scraping off impurity particles floating on the water surface.
The reaction tank 8 comprises a plurality of reaction modules, each having a respective stirring device 801 and feeding device. A plurality of baffles 802 are arranged in the reaction tank, openings are arranged on the baffles, and the baffles divide the reaction tank into a plurality of reaction modules which are communicated in sequence. In this embodiment, the partition plate divides the reaction tank into four reaction modules which are sequentially communicated, and the feeding device of each reaction module can feed the same or different materials into the corresponding reaction module to further purify sewage. For example, the feeding device may add a polymeric flocculant to the reaction module. In this embodiment, each reaction module is further provided with a fence 803, and the fence is used for preventing external impurities from falling into the reaction tank and influencing the reaction in the reaction tank. In some embodiments, a plurality of reaction modules are in communication with each other. That is, no partition plate is provided in the reaction cell.
As shown in fig. 5, a structural reinforcing plate 901 for reinforcing the floating-sinking tank is arranged in the floating-sinking tank 9, two sides of the structural reinforcing plate 901 are respectively connected with the side walls of the floating-sinking tank, the structural reinforcing plate 901 is separated from the bottom plate of the floating-sinking tank, and a channel for passing sewage is formed between the structural reinforcing plate and the bottom plate of the floating-sinking tank. The side wall of the floating and sinking tank refers to the wall of the floating and sinking tank which is in contact with the outside.
The embodiments described in this specification are merely illustrative of implementations of the inventive concept and the scope of the present invention should not be considered limited to the specific forms set forth in the embodiments but rather by the equivalents thereof as may occur to those skilled in the art upon consideration of the present inventive concept.
Claims (10)
1. The utility model provides a quick clean system of sewage which characterized in that: the anaerobic treatment device comprises an anaerobic tank, a first aerobic tank, an anoxic tank, a second aerobic tank and a strengthening treatment tank which are sequentially connected, wherein a plurality of porous plates are arranged in the strengthening treatment tank and are separated from one another, one end of each porous plate is connected with the side wall of the strengthening treatment tank, the other end of each porous plate is a free end, each porous plate is provided with a containing cavity for containing a filler, and the filler comprises an inorganic filler for providing electrons for autotrophic denitrifying bacteria and an organic filler for providing a carbon source for heterotrophic denitrifying bacteria; MBBR filler is placed in the strengthening treatment tank, and the MBBR filler is loaded with autotrophic denitrifying bacteria and heterotrophic denitrifying bacteria.
2. The rapid wastewater purification system of claim 1, wherein: the perforated plate is detachably connected with the strengthening treatment tank.
3. The rapid sewage purification system of claim 2, wherein: one side of the porous plate is provided with a bulge, the side wall of the strengthening treatment pool is provided with a clamping groove matched with the bulge, and the clamping groove is provided with an opening for inserting or extracting the bulge.
4. The rapid wastewater purification system of claim 3, wherein: the filler in the porous plate containing cavity is wrapped by filter cloth.
5. The rapid wastewater purification system of claim 4, wherein: two adjacent perforated plates are distributed in a staggered way.
6. The rapid wastewater purification system of claim 5, wherein: the perforated plate intersects and is perpendicular to the centerline of the enhanced treatment tank.
7. The rapid wastewater purification system of claim 6, wherein: the fillers in two adjacent porous plates are respectively inorganic fillers and organic fillers; the inorganic filler is iron powder, and the organic filler is vinasse or bamboo fiber filler.
8. The rapid wastewater purification system of claim 7, wherein: the water inlet pipe of the sewage purification treatment equipment is respectively connected with the anaerobic tank and the anoxic tank through the shunt pipe.
9. The rapid wastewater purification system of claim 8, wherein: the sewage purification treatment equipment also comprises a secondary sedimentation tank, a reaction tank and a floating sedimentation tank which are connected in sequence, wherein the secondary sedimentation tank is connected with the strengthening treatment tank.
10. The rapid wastewater purification system of claim 9, wherein: the reaction tank comprises a plurality of reaction modules, and each reaction module is provided with a respective stirring device and a respective feeding device; be equipped with a plurality of baffles in the reaction tank, be equipped with the opening on the baffle, the baffle separates into a plurality of reaction modules that communicate in proper order with the reaction tank.
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| CN201811497886.XA CN111285463A (en) | 2018-12-07 | 2018-12-07 | Quick sewage purification system |
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| CN201811497886.XA CN111285463A (en) | 2018-12-07 | 2018-12-07 | Quick sewage purification system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111925077A (en) * | 2020-09-09 | 2020-11-13 | 北京涞澈科技发展有限公司 | Distributed domestic sewage integrated treatment system and process |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL9401806A (en) * | 1994-10-31 | 1996-06-03 | Rijkslandbouwhogeschool | Method for purifying carbon-, phosphorus- and nitrogen- containing wastewater |
| CN204661408U (en) * | 2015-06-03 | 2015-09-23 | 福建广汇龙环保科技有限公司 | For the aerating apparatus in vertical multistage AO ecological sewage treatment pond |
| CN106396097A (en) * | 2016-11-22 | 2017-02-15 | 南京大学宜兴环保研究院 | Autotrophic/heterotrophic denitrification-based integrated nitrogen removal apparatus and nitrogen removal method thereof |
| CN206109062U (en) * | 2016-10-26 | 2017-04-19 | 绍兴市四季青景观建设有限公司 | Biochemical treatment tank of treatment of municipal wastewater system |
| CN106673371A (en) * | 2017-01-12 | 2017-05-17 | 中国矿业大学 | Low-carbon source two-stage MBR (Membrane-Bioreactor) enhanced nitrogen and phosphorus removal method for city sewage |
| CN108002535A (en) * | 2017-12-21 | 2018-05-08 | 北京北方节能环保有限公司 | A kind of gentamicin pharmacy waste water nitration denitrification processing method |
-
2018
- 2018-12-07 CN CN201811497886.XA patent/CN111285463A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL9401806A (en) * | 1994-10-31 | 1996-06-03 | Rijkslandbouwhogeschool | Method for purifying carbon-, phosphorus- and nitrogen- containing wastewater |
| CN204661408U (en) * | 2015-06-03 | 2015-09-23 | 福建广汇龙环保科技有限公司 | For the aerating apparatus in vertical multistage AO ecological sewage treatment pond |
| CN206109062U (en) * | 2016-10-26 | 2017-04-19 | 绍兴市四季青景观建设有限公司 | Biochemical treatment tank of treatment of municipal wastewater system |
| CN106396097A (en) * | 2016-11-22 | 2017-02-15 | 南京大学宜兴环保研究院 | Autotrophic/heterotrophic denitrification-based integrated nitrogen removal apparatus and nitrogen removal method thereof |
| CN106673371A (en) * | 2017-01-12 | 2017-05-17 | 中国矿业大学 | Low-carbon source two-stage MBR (Membrane-Bioreactor) enhanced nitrogen and phosphorus removal method for city sewage |
| CN108002535A (en) * | 2017-12-21 | 2018-05-08 | 北京北方节能环保有限公司 | A kind of gentamicin pharmacy waste water nitration denitrification processing method |
Non-Patent Citations (5)
| Title |
|---|
| 《天津环境保护丛书》编委会编著: "《天津环境污染防治》", 31 May 2013, 中国环境出版社 * |
| FRACTIONATION RESEARCH INC.编: "《塔盘设计手册 上》", 30 June 2006, 中国石化出版社 * |
| 施悦等: "《环境氧化还原处理技术原理与应用》", 31 August 2013, 哈尔滨工业大学出版社 * |
| 章北平等: "《水处理综合实验技术》", 31 January 2011, 华中科技大学出版社 * |
| 邹东恢等: "《现代生物工程设计与加工技术》", 31 May 2009, 东北林业大学出版社 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111925077A (en) * | 2020-09-09 | 2020-11-13 | 北京涞澈科技发展有限公司 | Distributed domestic sewage integrated treatment system and process |
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