CN115196748A - Upflow type sewage treatment process and sewage treatment equipment - Google Patents
Upflow type sewage treatment process and sewage treatment equipment Download PDFInfo
- Publication number
- CN115196748A CN115196748A CN202210804685.XA CN202210804685A CN115196748A CN 115196748 A CN115196748 A CN 115196748A CN 202210804685 A CN202210804685 A CN 202210804685A CN 115196748 A CN115196748 A CN 115196748A
- Authority
- CN
- China
- Prior art keywords
- zone
- sludge retention
- sewage treatment
- anaerobic
- main body
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Images
Classifications
-
- 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
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2101/00—Nature of the contaminant
- C02F2101/10—Inorganic compounds
- C02F2101/16—Nitrogen compounds, e.g. ammonia
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2101/00—Nature of the contaminant
- C02F2101/30—Organic compounds
-
- 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
-
- 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
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Biodiversity & Conservation Biology (AREA)
- Microbiology (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Purification Treatments By Anaerobic Or Anaerobic And Aerobic Bacteria Or Animals (AREA)
Abstract
The invention discloses an upflow sewage treatment process and sewage treatment equipment, which use the sewage treatment equipment and comprise the following steps: sewage enters an anaerobic zone in the equipment main body through a water inlet pipe at an ascending flow speed of 0.3-1 m/h; introducing gas into the gas inlet pipe, discharging the gas at intervals from the sludge retention device B through the aeration pipe, and controlling the sewage to vertically and upwards enter the aerobic zone at an ascending flow rate of 0.6-2.5 m/h; the mixed liquid reflux pump vertically rises at the rising flow velocity of 0.6 to 2m/h and pumps the mixed liquid back to the anoxic zone; the anaerobic zone, the anoxic zone and the aerobic zone which are vertically formed by sewage in the equipment main body easily generate granular sludge, the anaerobic zone, the anoxic zone and the aerobic zone are vertically formed in the equipment main body, only the bottom of the equipment main body occupies the ground area, the floor area of the whole equipment is reduced, and the problem that the floor area of the whole equipment is increased due to the fact that a plurality of tanks such as an anaerobic tank, an anoxic tank and an aerobic tank are independently occupied by the ground in series is solved.
Description
Technical Field
The invention relates to an upflow type sewage treatment process and sewage treatment equipment, belonging to the technical field of sewage treatment.
Background
At present, integrated sewage treatment equipment is gradually matured along with the development of the market, the types of sewage treatment processes related to domestic sewage in the market are various, but most of the sewage treatment processes adopt a biological contact oxidation process, can simultaneously remove various pollutants such as COD, BOD, TN, ammonia nitrogen, SS and the like, and are relatively common in the market. The existing integrated sewage treatment device (such as an integrated sewage treatment device with Chinese patent publication No. CN 212770334U) is generally formed by independently connecting an anaerobic tank, an anoxic tank, an aerobic tank and other tanks in series, and is used for step-by-step treatment; although the removal rate of the contaminants is high, there is a problem in that the floor area of the entire apparatus is increased.
Disclosure of Invention
In order to solve the technical problem, the invention provides an upflow sewage treatment process which is completed by using sewage treatment equipment.
The invention also provides sewage treatment equipment.
The invention is realized by the following technical scheme.
The invention provides an upflow sewage treatment process, which uses sewage treatment equipment and comprises the following steps:
enabling the sewage to enter an anaerobic zone in the equipment main body through a water inlet pipe at an ascending flow speed of 0.3-1 m/h; introducing gas into the gas inlet pipe, discharging the gas at intervals from the sludge retention device B through an aeration pipe, and controlling the sewage to vertically and upwards enter an aerobic zone at an ascending flow rate of 0.6-2.5 m/h; the mixed liquid reflux pump is vertically lifted at the lifting flow velocity of 0.6-2 m/h and pumped back to the anoxic zone.
The application provides a sewage treatment device, includes:
an apparatus main body inside of which an apparatus is mounted;
the sludge retention device A and the sludge retention device B are distributed on the equipment main body at intervals, and the sludge retention device A is positioned below the sludge retention device B; the device comprises a device body, a sludge retention device A, a sludge retention device B, an aerobic zone, an anaerobic zone, an anoxic zone and an aerobic zone, wherein the device body space from the sludge retention device A to the bottom of the device body forms the anaerobic zone, the device body space from the sludge retention device A to the sludge retention device B forms the anoxic zone, the device body space from the sludge retention device B to the top of the device body forms the aerobic zone, and the anaerobic zone, the anoxic zone and the aerobic zone are distributed in the device body from bottom to top in sequence.
Still include that one end is installed and is located the anaerobism district the inside inlet tube of equipment main part, the equipment main part outside is arranged in outward to the inlet tube other end, inlet tube and anaerobic zone intercommunication.
The anaerobic treatment device is characterized by further comprising an air inlet pipe, one end of the air inlet pipe is arranged in the anaerobic section, the inside of the device main body is arranged, the other end of the air inlet pipe is externally arranged outside the device main body and communicated with an air outlet of the fan, an aeration pipe perpendicular to the cross section of the device main body is communicated with the air inlet pipe, and the bottom of the aeration pipe is spaced from the sludge retention device B.
The device also comprises an effluent weir arranged on the device main body at the top of the aerobic zone; and the foam isolating baffle is arranged on the water outlet weir and used for blocking foam.
The anaerobic treatment device is characterized by further comprising a water outlet pipe, one end of the water outlet pipe is communicated with the water outlet weir, the other end of the water outlet pipe extends downwards to the outside of the anaerobic zone and then rises to be communicated with the anoxic zone, the other end of the water outlet pipe is communicated with the anoxic zone, a mixed liquid return pipe is communicated with the water outlet pipe and is perpendicular to the section of the device body on the sludge retention device A, and the mixed liquid return pipe and the sludge retention device A are separated.
The anaerobic tank is characterized by also comprising a drainage valve communicated with a water outlet pipe positioned outside the anaerobic zone; the anaerobic reactor is characterized by further comprising a control valve which is arranged on the water outlet pipe and is connected with the water drainage valve in parallel, wherein the water outlet pipe at the rear end of the control valve is provided with a mixed liquid reflux pump.
And the water outlet pipe positioned at the upper section of the drainage valve is provided with an exhaust device, and air in the water outlet pipe is exhausted through the exhaust device.
The number of the sludge retention devices A and the number of the sludge retention devices B are three, and the sludge retention device A in the middle is higher than the sludge retention devices A on the two sides, so that a gap is formed between the sludge retention devices A; the sludge retention devices B positioned in the middle are higher than the sludge retention devices B positioned on both sides, so that gaps exist among the sludge retention devices B.
The invention has the beneficial effects that: the anaerobic zone, the anoxic zone and the aerobic zone which are vertically formed by sewage in the equipment main body easily generate granular sludge, the anaerobic zone, the anoxic zone and the aerobic zone are vertically formed in the equipment main body, only the bottom of the equipment main body occupies the ground area, the floor area of the whole equipment is reduced, and the problem that the floor area of the whole equipment is increased due to the fact that a plurality of tanks such as an anaerobic tank, an anoxic tank and an aerobic tank are independently occupied by the ground in series is solved.
Drawings
FIG. 1 is a schematic structural view of the present invention;
in the figure: 1-a device body; 11-sludge retention device A; 12-sludge retention device B; 2-an anaerobic zone; 21-water inlet pipe; 3-anoxic zone; 31-an intake pipe; 32-an aerator pipe; 4-an aerobic zone; 41-water outlet weir; 42-bubble baffle; 43-water outlet pipe; 44-mixed liquid return pipe; 45-a drain valve; 46-a control valve; 47-mixed liquor reflux pump; 48-air exhaust.
Detailed Description
The technical solution of the present invention is further described below, but the scope of the claimed invention is not limited to the described.
As shown in fig. 1.
The application provides a sewage treatment device, includes:
the inner hollow provides the apparatus body 1 of the installation foundation;
sludge retention devices A11 and B12 which are arranged on the equipment main body 1 at intervals, wherein the sludge retention devices A11 are positioned below the sludge retention devices B12; the space of the equipment body 1 from the sludge retention device A11 to the bottom of the equipment body 1 forms an anaerobic zone 2, the space of the equipment body 1 from the sludge retention device A11 to the sludge retention device B12 forms an anoxic zone 3, the space of the equipment body 1 from the sludge retention device B12 to the top of the equipment body 1 forms an aerobic zone 4, and the anaerobic zone 2, the anoxic zone 3 and the aerobic zone 4 are sequentially distributed from bottom to top in the equipment body 1.
Hydrolyzing and acidifying sewage in an anaerobic zone 2 to degrade macromolecular organic matters in the sewage and improve the biodegradability of the sewage, then enabling the sewage to enter an anoxic zone 3 through a sludge retention device A11, then enabling the sewage to enter an aerobic zone 4 through a sludge retention device B12, fully mixing the organic matters in the sewage with organic sludge in the aerobic zone 4 under the condition of full aeration in the aerobic zone 4, removing a large amount of COD (chemical oxygen demand) in the sewage, and meanwhile nitrifying most of ammonia nitrogen in the sewage into nitrate nitrogen; because mud is kept somewhere ware A11, mud and is kept somewhere ware B12 interval distribution and install on equipment main part 1, the anaerobic zone 2, anoxic zone 3 and the aerobic zone 4 that constitute distribute from supreme down in proper order in equipment main part 1, only equipment main part 1 bottom occupies the floor area, has reduced whole equipment area, has solved and has been increased whole equipment area's problem by a plurality of ponds such as anaerobism pond, anoxic tank, aerobic tank take up the ground alone and establish ties.
The anaerobic treatment device also comprises a water inlet pipe 21, one end of the water inlet pipe 21 is arranged in the equipment main body 1 positioned in the anaerobic zone 2 section, the other end of the water inlet pipe 21 is arranged outside the equipment main body 1, the water inlet pipe 21 is communicated with the anaerobic zone 2, and a pipe orifice section on the water inlet pipe 21 is parallel to the cross section of the equipment main body 1; the sewage is introduced into the anaerobic zone 2 through the other end of the external water inlet pipe 21 of the main body 1 of the device.
Still include that one end is installed and is located the anoxic zone 3 section the inside intake pipe 31 of equipment main part 1, the intake pipe 31 other end is arranged in the outside 1 outside of equipment main part and fan gas outlet intercommunication in, the intercommunication has the aeration pipe 32 of perpendicular to 1 cross-section of equipment main part on the intake pipe 31, aeration pipe 32 bottom and mud are kept somewhere ware B12 and are had the interval, the outside intake pipe 31 other end and the fan gas outlet intercommunication of arranging in 1 outside of equipment main part in, when the fan lets in gas, aeration pipe 32 bottom and mud are kept somewhere ware B12 and have the interval and can keep somewhere the interior flocculation sludge of ware B12 with mud and blow up the suspension, play sewage and flocculation sludge and carry out the effect of stirring, the area of contact of mud with water has been increaseed, the denitrification rate has been strengthened, prevent that the flocculation of mud from deposiing on ware B12 is kept somewhere to mud.
And the device also comprises an effluent weir 41 arranged on the device body 1 at the top of the aerobic zone 4, and the effluent weir 41 collects water treated by the aerobic zone 4.
And the bubble isolating baffle plate 42 is arranged on the effluent weir 41 and used for blocking the bubbles, and the bubble isolating baffle plate 42 prevents the bubbles from entering the effluent weir 41 from the top of the aerobic zone 4.
Still include the outlet pipe 43 of one end and play water weir 41 intercommunication, the outlet pipe 43 other end downwardly extending goes to 2 outside postings in anaerobic zone and rises and communicate anoxic zone 3 section in the equipment main part 1 for the outlet pipe 43 other end and anoxic zone 3 intercommunication, the intercommunication has mixed liquid back flow 44 on the outlet pipe 43, mixed liquid back flow 44 is perpendicular on sludge retention ware A11 with equipment main part 1 cross-section, mixed liquid back flow 44 has the interval with sludge retention ware A11, mixed liquid is through mixed liquid back flow 44 backward to sludge retention ware A11 after, it blows the suspension to keep somewhere flocculation sludge in the ware A11 with mud, play sewage and flocculation sludge and carry out the effect of stirring, the area of contact of mud and water has been increaseed, the denitrogenation rate has been strengthened, prevent that flocculation sludge from deposiing on sludge retention ware A11.
The anaerobic treatment device further comprises a drainage valve 45 communicated with a water outlet pipe 43 positioned outside the anaerobic zone 2, and treated sewage is discharged through the drainage valve 45.
The anaerobic treatment device further comprises a control valve 46 which is arranged on the water outlet pipe 43 positioned outside the anaerobic zone 2 and is connected with the water discharge valve 45 in parallel, a mixed liquid reflux pump 47 is arranged on the water outlet pipe 43 at the rear end of the control valve 46, and sewage is pumped into the anoxic zone 3 from the aerobic zone 4 by the mixed liquid reflux pump 47.
An exhaust device 48 is mounted on the water outlet pipe 43 at the upper section of the water discharge valve 45, and air in the water outlet pipe 43 is discharged through the exhaust device 48.
The number of the sludge retention devices A11 and the number of the sludge retention devices B12 are three, and the sludge retention device A11 in the middle is higher than the sludge retention devices A11 on the two sides, so that a gap exists between the sludge retention devices A11; the sludge retention devices B12 located in the middle are higher than the sludge retention devices B12 located on both sides, so that a gap exists between the sludge retention devices B12.
The application relates to an upflow type sewage treatment process completed by using sewage treatment equipment, which comprises the following steps:
sewage is made to enter an anaerobic zone 2 in an equipment main body 1 through a water inlet pipe 21 at an ascending flow rate of 0.3-1 m/h, the sewage is hydrolyzed and acidified in the anaerobic zone 2 to degrade macromolecular organic matters in the sewage and improve the biodegradability of the sewage, then the sewage vertically upwards enters an anoxic zone 3 through a sludge retainer A11, gas is introduced into a gas inlet pipe 31 and is discharged out through an aeration pipe 32 at intervals with a sludge retainer B12 to blow up and suspend flocculated sludge in the sludge retainer B12, the sewage is controlled to vertically upwards enter an aerobic zone 4 at the ascending flow rate of 0.6-2.5 m/h, the organic matters in the sewage are fully mixed with organic sludge in the aerobic zone under the condition of full aeration in the aerobic zone 4, a large amount of COD in the sewage is removed, most of the sewage is nitrified into nitrate nitrogen, then the sewage vertically ascends and returns to the anoxic zone 2 through a water outlet weir 41 and a water outlet pipe 43 at the ascending flow rate of 0.6-2 m/h to be blown up and is discharged into a large amount of nitrate nitrogen through a water outlet weir 41 to be converted into nitrate nitrogen, and a sewage outlet pipe 43 to be discharged into a sewage outlet pipe 46, and a sewage outlet pipe 43 to be discharged again through a sewage treatment weir, and a sewage outlet pipe 46.
The anaerobic zone 2, the anoxic zone 3 and the aerobic zone 4 which are vertically formed by sewage in the equipment main body 1 are easy to generate granular sludge, the reaction rate is higher, the generated excessive sludge is subjected to side overflow and subsidence among three sludge retention devices A11 and among three sludge retention devices B12 and is digested in the anaerobic zone, the equipment has higher removal rate on pollutants such as COD, BOD, TN and ammonia nitrogen, the anaerobic zone 2, the anoxic zone 3 and the aerobic zone 4 are vertically formed in the equipment main body 1, only the bottom of the equipment main body 1 occupies the ground area, the floor area of the whole equipment is reduced, and the problem that the floor area of the whole equipment is increased due to the fact that a plurality of tanks such as an anaerobic tank, an anoxic tank and an aerobic tank are independently occupied by the ground in series is solved.
The vertical projection area of each layer of sludge retention device is larger than the cross sectional area of the equipment, and the sludge which is sunk by self weight can be intercepted when the equipment is stopped, so that the relative stability of the microbial environment in each reaction zone is ensured.
Furthermore, the inside of the equipment main body 1 can be filled with suspended fillers, so that the contact area between sludge and sewage is increased, and the treatment efficiency is increased.
Claims (10)
1. An apparatus for treating wastewater, comprising:
an apparatus main body (1) inside the apparatus main body (1);
the device comprises a sludge retention device A (11) and a sludge retention device B (12), wherein the sludge retention device A (11) and the sludge retention device B (12) are distributed on a device main body (1) at intervals, and the sludge retention device A (11) is positioned below the sludge retention device B (12); the device comprises a sludge retention device A (11) and a device body (1) at the bottom of the device body (1), wherein an anaerobic zone (2) is formed in the space of the device body (1) from the sludge retention device A (11) to the sludge retention device B (12), an anoxic zone (3) is formed in the space of the device body (1) from the sludge retention device A (11) to the sludge retention device B (12), an aerobic zone (4) is formed in the space of the device body (1) from the sludge retention device B (12) to the top of the device body (1), and the anaerobic zone (2), the anoxic zone (3) and the aerobic zone (4) are sequentially distributed in the device body (1) from bottom to top.
2. The sewage treatment apparatus of claim 1, wherein: still include that one end is installed and is located anaerobic zone (2) section the inside inlet tube (21) of equipment main part (1), the equipment main part (1) outside is arranged in to the inlet tube (21) other end is external, inlet tube (21) and anaerobic zone (2) intercommunication.
3. The sewage treatment apparatus of claim 1, wherein: the anaerobic sludge anaerobic treatment device is characterized by further comprising an air inlet pipe (31) with one end installed in the anoxic zone (3) section and inside the device main body (1), wherein the other end of the air inlet pipe (31) is externally arranged outside the device main body (1) and communicated with an air outlet of a fan, the air inlet pipe (31) is communicated with an aeration pipe (32) perpendicular to the section of the device main body (1), and the bottom of the aeration pipe (32) is separated from the sludge retainer B (12).
4. The sewage treatment apparatus according to claim 2 or 3, wherein: further comprising an effluent weir (41) mounted on said apparatus body (1) at the top of the aerobic zone (4); and a foam isolating baffle plate (42) which is arranged on the water outlet weir (41) and used for blocking foam.
5. The sewage treatment apparatus of claim 4, wherein: still include outlet pipe (43) of one end and play weir (41) intercommunication, the other end of outlet pipe (43) descends to and rises after anaerobic zone (2) outside intercommunication anoxic zone (3) section in equipment main body (1), outlet pipe (43) other end and anoxic zone (3) intercommunication, intercommunication has mixed liquid back flow (44) on outlet pipe (43), and mixed liquid back flow (44) and equipment main body (1) cross-section are perpendicular on mud retention device A (11), and mixed liquid back flow (44) and mud retention device A (11) have the interval.
6. The sewage treatment apparatus of claim 5, wherein: and the anaerobic reactor also comprises a drainage valve (45) communicated with a water outlet pipe (43) positioned outside the anaerobic zone (2).
7. The sewage treatment apparatus of claim 6, wherein: the anaerobic reactor is characterized by further comprising a control valve (46) which is arranged on the water outlet pipe (43) positioned outside the anaerobic zone (2) and connected with the water drainage valve (45) in parallel, and a mixed liquid reflux pump (47) is arranged on the water outlet pipe (43) at the rear end of the control valve (46).
8. The sewage treatment apparatus of claim 7, wherein: and an exhaust device (48) is arranged on the water outlet pipe (43) positioned at the upper section of the water discharge valve (45), and air in the water outlet pipe (43) is exhausted through the exhaust device (48).
9. The sewage treatment apparatus of claim 1, wherein: the number of the sludge retention devices A (11) and the number of the sludge retention devices B (12) are three, and the sludge retention devices A (11) in the middle are higher than the sludge retention devices A (11) on the two sides, so that a gap exists between the sludge retention devices A (11); the sludge retention devices B (12) located in the middle are higher than the sludge retention devices B (12) located on both sides, so that a gap exists between the sludge retention devices B (12).
10. An upflow sewage treatment process is characterized in that sewage treatment equipment is used, and comprises the following steps:
sewage is led to enter an anaerobic zone (2) in the equipment main body (1) through a water inlet pipe (21) at an ascending flow speed of 0.3-1 m/h; gas is introduced into the gas inlet pipe (31) and is discharged at intervals from the sludge retention device B (12) through the aeration pipe (32), and the sewage is controlled to vertically and upwards enter the aerobic zone (4) at the ascending flow rate of 0.6-2.5 m/h; the mixed liquid reflux pump (47) is vertically ascended at the ascending flow velocity of 0.6 to 2m/h and pumped back to the anoxic zone (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210804685.XA CN115196748B (en) | 2022-07-08 | 2022-07-08 | Up-flow sewage treatment process and sewage treatment equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210804685.XA CN115196748B (en) | 2022-07-08 | 2022-07-08 | Up-flow sewage treatment process and sewage treatment equipment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN115196748A true CN115196748A (en) | 2022-10-18 |
| CN115196748B CN115196748B (en) | 2023-06-23 |
Family
ID=83579537
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210804685.XA Active CN115196748B (en) | 2022-07-08 | 2022-07-08 | Up-flow sewage treatment process and sewage treatment equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115196748B (en) |
Citations (21)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL1004455C2 (en) * | 1996-11-06 | 1998-05-08 | Pacques Bv | Device for the biological treatment of waste water. |
| KR20020081175A (en) * | 2002-09-24 | 2002-10-26 | 임광희 | Package type-multistage reactor combining the upper part of aerobic fluidized biofilm process and the lower part of anoxic process |
| CN1376642A (en) * | 2001-03-27 | 2002-10-30 | 中国科学院生态环境研究中心 | Equipment and process for treating sewage by integrated oxidizing ditch with 3D circulation |
| CN201512454U (en) * | 2009-09-29 | 2010-06-23 | 嘉园环保股份有限公司 | Landfill leachate treatment equipment based on combination of high-efficiency reinforced biochemical treatment and membrane treatment |
| JP2010533581A (en) * | 2007-07-20 | 2010-10-28 | エコデイズ・カンパニー・リミテッド | Aerobic and anaerobic digestion apparatus and method with plug flow reactor |
| CN101875511A (en) * | 2010-04-19 | 2010-11-03 | 天津市天水环保设计工程有限公司 | Strip-type funneling solid-liquid separator and gas lifting pulsation push flowing oxidation ditch thereof |
| JP2010269203A (en) * | 2009-05-19 | 2010-12-02 | Nikkiso Co Ltd | Waste water treatment apparatus and method of controlling the same |
| US20120006744A1 (en) * | 2008-01-28 | 2012-01-12 | Ntnu Technology Transfer As | Method and device for the treatment of waste water |
| CN104445798A (en) * | 2013-12-10 | 2015-03-25 | 中国环境科学研究院 | Vertical sewage treatment equipment and method |
| CN205076887U (en) * | 2015-11-02 | 2016-03-09 | 厦门市同利源电气设备有限公司 | Sewage treatment reaction pool |
| CN108892242A (en) * | 2018-09-10 | 2018-11-27 | 佛山市碧沃丰生物科技股份有限公司 | A kind of AAO process system |
| KR101927520B1 (en) * | 2018-04-04 | 2018-12-10 | 주식회사 로스웰워터 | System for treating sewage and wastewater based on media constant level continuous flow sequencing batch reactor process |
| CN208776412U (en) * | 2018-09-10 | 2019-04-23 | 佛山市碧沃丰生物科技股份有限公司 | A kind of AAO process system |
| CN209507909U (en) * | 2018-12-25 | 2019-10-18 | 广州市广深环保科技有限公司 | A kind of integration biochemical treatment equipment |
| CN110776099A (en) * | 2019-08-30 | 2020-02-11 | 中清生态环境(宁波)有限公司 | Self-circulation efficient biological denitrification device and working method thereof |
| CN211111294U (en) * | 2019-11-15 | 2020-07-28 | 江苏国盛华清环保科技有限公司 | Vertical flow tower type bioreactor |
| CN212954718U (en) * | 2020-02-11 | 2021-04-13 | 大江环境股份有限公司 | High-efficient denitrogenation processing system of pickling waste water |
| CN214653942U (en) * | 2021-02-05 | 2021-11-09 | 重庆港力环保股份有限公司 | Integrated vertical A2O sewage treatment equipment applied to deep denitrification and dephosphorization |
| CN214990564U (en) * | 2021-05-18 | 2021-12-03 | 广州星河环境科技有限公司 | Sewage purification treatment device |
| CN216073233U (en) * | 2021-10-27 | 2022-03-18 | 深水海纳(深圳)智慧环境技术有限公司 | Sewage treatment phase boundary organism interception device |
| CN216337156U (en) * | 2021-11-08 | 2022-04-19 | 贵州楚天两江环境股份有限公司 | Karst area rural sewage treatment integration equipment |
-
2022
- 2022-07-08 CN CN202210804685.XA patent/CN115196748B/en active Active
Patent Citations (21)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL1004455C2 (en) * | 1996-11-06 | 1998-05-08 | Pacques Bv | Device for the biological treatment of waste water. |
| CN1376642A (en) * | 2001-03-27 | 2002-10-30 | 中国科学院生态环境研究中心 | Equipment and process for treating sewage by integrated oxidizing ditch with 3D circulation |
| KR20020081175A (en) * | 2002-09-24 | 2002-10-26 | 임광희 | Package type-multistage reactor combining the upper part of aerobic fluidized biofilm process and the lower part of anoxic process |
| JP2010533581A (en) * | 2007-07-20 | 2010-10-28 | エコデイズ・カンパニー・リミテッド | Aerobic and anaerobic digestion apparatus and method with plug flow reactor |
| US20120006744A1 (en) * | 2008-01-28 | 2012-01-12 | Ntnu Technology Transfer As | Method and device for the treatment of waste water |
| JP2010269203A (en) * | 2009-05-19 | 2010-12-02 | Nikkiso Co Ltd | Waste water treatment apparatus and method of controlling the same |
| CN201512454U (en) * | 2009-09-29 | 2010-06-23 | 嘉园环保股份有限公司 | Landfill leachate treatment equipment based on combination of high-efficiency reinforced biochemical treatment and membrane treatment |
| CN101875511A (en) * | 2010-04-19 | 2010-11-03 | 天津市天水环保设计工程有限公司 | Strip-type funneling solid-liquid separator and gas lifting pulsation push flowing oxidation ditch thereof |
| CN104445798A (en) * | 2013-12-10 | 2015-03-25 | 中国环境科学研究院 | Vertical sewage treatment equipment and method |
| CN205076887U (en) * | 2015-11-02 | 2016-03-09 | 厦门市同利源电气设备有限公司 | Sewage treatment reaction pool |
| KR101927520B1 (en) * | 2018-04-04 | 2018-12-10 | 주식회사 로스웰워터 | System for treating sewage and wastewater based on media constant level continuous flow sequencing batch reactor process |
| CN108892242A (en) * | 2018-09-10 | 2018-11-27 | 佛山市碧沃丰生物科技股份有限公司 | A kind of AAO process system |
| CN208776412U (en) * | 2018-09-10 | 2019-04-23 | 佛山市碧沃丰生物科技股份有限公司 | A kind of AAO process system |
| CN209507909U (en) * | 2018-12-25 | 2019-10-18 | 广州市广深环保科技有限公司 | A kind of integration biochemical treatment equipment |
| CN110776099A (en) * | 2019-08-30 | 2020-02-11 | 中清生态环境(宁波)有限公司 | Self-circulation efficient biological denitrification device and working method thereof |
| CN211111294U (en) * | 2019-11-15 | 2020-07-28 | 江苏国盛华清环保科技有限公司 | Vertical flow tower type bioreactor |
| CN212954718U (en) * | 2020-02-11 | 2021-04-13 | 大江环境股份有限公司 | High-efficient denitrogenation processing system of pickling waste water |
| CN214653942U (en) * | 2021-02-05 | 2021-11-09 | 重庆港力环保股份有限公司 | Integrated vertical A2O sewage treatment equipment applied to deep denitrification and dephosphorization |
| CN214990564U (en) * | 2021-05-18 | 2021-12-03 | 广州星河环境科技有限公司 | Sewage purification treatment device |
| CN216073233U (en) * | 2021-10-27 | 2022-03-18 | 深水海纳(深圳)智慧环境技术有限公司 | Sewage treatment phase boundary organism interception device |
| CN216337156U (en) * | 2021-11-08 | 2022-04-19 | 贵州楚天两江环境股份有限公司 | Karst area rural sewage treatment integration equipment |
Also Published As
| Publication number | Publication date |
|---|---|
| CN115196748B (en) | 2023-06-23 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| WO2021036458A1 (en) | Efficient self-circulation biological denitrification device and working method therefor | |
| CN103395948A (en) | Z-shaped gas stripping reflux two-stage precipitation integrated sewage treatment tank | |
| CN105036332A (en) | Alternating internal-recycle biological filter sewage treatment device and method using same | |
| CN212713126U (en) | Integration MBR membrane sewage treatment device | |
| CN109942086B (en) | MBR integration apparatus and its MBR sewage water treatment method with flexible diaphragm | |
| CN217350914U (en) | Self-circulation comprehensive aeration sewage treatment tank | |
| CN115010258B (en) | Integrated aeration sewage treatment tank for enriching microorganisms in intensive self-circulation manner and construction method thereof | |
| CN106745737A (en) | A kind of short distance nitration Anammox manifold type denitrification reactor | |
| CN215288157U (en) | Rural sewage treatment plant of integration | |
| CN110002588A (en) | Defecate collection sewage recycling processing unit and system | |
| CN115196748A (en) | Upflow type sewage treatment process and sewage treatment equipment | |
| CN206467036U (en) | Short distance nitration Anammox manifold type denitrification reactor | |
| US11034601B1 (en) | System and method for treating wastewater | |
| JP3263267B2 (en) | Septic tank | |
| CN115353204A (en) | Baffle treatment system | |
| CN213475526U (en) | Tower type A/O reactor | |
| CN212559870U (en) | Rural domestic sewage treatment system | |
| CN209178189U (en) | CAST technique and four class water sewage treatment unmanned plane of biofilm | |
| CN212174583U (en) | MBBR integration sewage treatment device | |
| CN210193515U (en) | River water treatment integrated equipment | |
| CN107640828A (en) | A kind of sewage-treatment plant | |
| CN210065307U (en) | High tower type A/O-MBR reactor | |
| KR100804222B1 (en) | Wastewater treatment apparatus using deep tank | |
| CN111268870A (en) | Integration MBR membrane sewage treatment device | |
| CN111170435A (en) | Add medicine coagulation reaction device and be equipped with device's sewage treatment device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB03 | Change of inventor or designer information |
Inventor after: Zhao Haodong Inventor after: Sun Caiyuan Inventor after: Wang Wenxiang Inventor after: Gong Qujing Inventor after: Li Hengxiang Inventor before: Zhao Haodong |
|
| CB03 | Change of inventor or designer information | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |