CN113149361A - Garbage transfer station sewage treatment device and process - Google Patents
Garbage transfer station sewage treatment device and process Download PDFInfo
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- CN113149361A CN113149361A CN202110485193.4A CN202110485193A CN113149361A CN 113149361 A CN113149361 A CN 113149361A CN 202110485193 A CN202110485193 A CN 202110485193A CN 113149361 A CN113149361 A CN 113149361A
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- 239000010813 municipal solid waste Substances 0.000 title claims abstract description 43
- 239000010865 sewage Substances 0.000 title claims abstract description 43
- 238000000034 method Methods 0.000 title claims abstract description 19
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 46
- 238000000926 separation method Methods 0.000 claims abstract description 35
- 239000010802 sludge Substances 0.000 claims abstract description 34
- 238000004519 manufacturing process Methods 0.000 claims abstract description 29
- 238000004659 sterilization and disinfection Methods 0.000 claims abstract description 14
- 238000004332 deodorization Methods 0.000 claims abstract description 10
- 238000010992 reflux Methods 0.000 claims description 16
- 230000001877 deodorizing effect Effects 0.000 claims description 12
- 239000012528 membrane Substances 0.000 claims description 6
- 230000003647 oxidation Effects 0.000 claims description 6
- 238000007254 oxidation reaction Methods 0.000 claims description 6
- 239000007788 liquid Substances 0.000 claims description 5
- 238000010517 secondary reaction Methods 0.000 claims description 5
- 230000010354 integration Effects 0.000 claims description 4
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 claims description 3
- 238000005273 aeration Methods 0.000 claims description 3
- 238000006243 chemical reaction Methods 0.000 claims description 3
- 239000011152 fibreglass Substances 0.000 claims description 3
- 239000002071 nanotube Substances 0.000 claims description 3
- 238000003756 stirring Methods 0.000 claims description 3
- 239000002351 wastewater Substances 0.000 claims description 3
- 239000002699 waste material Substances 0.000 claims description 2
- 239000007789 gas Substances 0.000 claims 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims 1
- 239000001301 oxygen Substances 0.000 claims 1
- 229910052760 oxygen Inorganic materials 0.000 claims 1
- 238000004065 wastewater treatment Methods 0.000 claims 1
- 238000009825 accumulation Methods 0.000 description 3
- 230000014759 maintenance of location Effects 0.000 description 3
- 238000004062 sedimentation Methods 0.000 description 3
- 241000894006 Bacteria Species 0.000 description 2
- 238000001223 reverse osmosis Methods 0.000 description 2
- 150000003839 salts Chemical class 0.000 description 2
- 230000003851 biochemical process Effects 0.000 description 1
- 230000001112 coagulating effect Effects 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 238000011010 flushing procedure Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000005325 percolation Methods 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000002352 surface water Substances 0.000 description 1
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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
- C02F9/00—Multistage treatment of water, waste water or sewage
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/30—Treatment of water, waste water, or sewage by irradiation
- C02F1/32—Treatment of water, waste water, or sewage by irradiation with ultraviolet light
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/40—Devices for separating or removing fatty or oily substances or similar floating material
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/46—Treatment of water, waste water, or sewage by electrochemical methods
- C02F1/461—Treatment of water, waste water, or sewage by electrochemical methods by electrolysis
- C02F1/467—Treatment of water, waste water, or sewage by electrochemical methods by electrolysis by electrochemical disinfection; by electrooxydation or by electroreduction
- C02F1/4672—Treatment of water, waste water, or sewage by electrochemical methods by electrolysis by electrochemical disinfection; by electrooxydation or by electroreduction by electrooxydation
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/72—Treatment of water, waste water, or sewage by oxidation
- C02F1/78—Treatment of water, waste water, or sewage by oxidation with ozone
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
- C02F2103/06—Contaminated groundwater or leachate
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2301/00—General aspects of water treatment
- C02F2301/08—Multistage treatments, e.g. repetition of the same process step under different conditions
-
- 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
- C02F2303/02—Odour removal or prevention of malodour
-
- 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
- C02F2303/04—Disinfection
-
- 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
- C02F3/02—Aerobic processes
- C02F3/12—Activated sludge processes
- C02F3/1236—Particular type of activated sludge installations
- C02F3/1263—Sequencing batch reactors [SBR]
-
- 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
- C02F3/28—Anaerobic digestion processes
-
- 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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- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Physical Water Treatments (AREA)
- Purification Treatments By Anaerobic Or Anaerobic And Aerobic Bacteria Or Animals (AREA)
Abstract
The invention discloses a sewage treatment device and a process for a garbage transfer station, which comprise a homogenizing tank, an integrated oil separation anoxic tank, an integrated anaerobic tank, an integrated anoxic tank, a first integrated aerobic tank, a second integrated aerobic tank, a third integrated aerobic tank, an integrated water production tank, an ultraviolet disinfection device, a temporary sludge storage tank and a deodorization device.
Description
Technical Field
The invention belongs to the technical field of sewage treatment, and particularly relates to a sewage treatment device and a sewage treatment process for a garbage transfer station.
Background
The garbage transfer station is a garbage transfer station arranged between a garbage production place (or a centralized place) and a treatment plant for reducing the transportation cost in the garbage clearing process, the household garbage is preliminarily compressed in a front-end collection station and then is transported to the garbage transfer station by a garbage truck, and the garbage transfer station is an important junction for urban garbage collection and treatment and is an essential link in an urban household garbage collection and transportation disposal system; the garbage transfer stations can generate a large amount of sewage in the operation process, the COD concentration of the sewage is usually 50-200 times of that of common domestic sewage, only 5% of domestic large and medium-sized garbage transfer stations are provided with sewage treatment systems, the domestic sewage of small garbage transfer stations and the sewage of mobile garbage transfer stations are directly discharged into urban sewage pipe networks (even directly discharged into surface water), the garbage transfer stations have more sewage sources, different sources and different properties, the collection and treatment modes are also different, the sewage generated by the garbage transfer stations mainly comprises domestic sewage, flushing sewage and garbage percolate, and the sewage is characterized by high pollutant concentration, large water quality change range, strong odor and black or grey brown;
patent CN205133343U discloses a sewage treatment system of a garbage transfer station, which comprises a grid well, an adjusting tank, a biological septic tank, an A-level biological tank, an O-level biological tank, a composite medium percolation layer and a disinfection tank which are arranged in sequence, wherein the system adopts the traditional biochemical process and needs longer retention time, and the occupied area of equipment is larger;
patent CN108975644A discloses a processing system and device of rubbish leachate, wherein rubbish leachate processing apparatus is including equalizing basin, coagulating basin, fenton pond, sedimentation tank, Membrane Bioreactor (MBR), sand filter, reverse osmosis membrane (DTRO) that connect gradually, and the dense water that reverse osmosis membrane produced among the device enters into the equalizing basin, can cause the salinity accumulation, and the system can't long-term operation.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provides a sewage treatment device and a sewage treatment process for a garbage transfer station.
In order to achieve the purpose, the invention adopts the following technical scheme:
a sewage treatment device and a process for a garbage transfer station comprise a homogenizing tank, an integrated oil separation anoxic tank, an integrated anaerobic tank, an integrated anoxic tank, a first integrated aerobic tank, a second integrated aerobic tank, a third integrated aerobic tank, an integrated water production tank, an ultraviolet disinfection device, a temporary sludge storage tank and a deodorization device, wherein,
the homogenizing tank is connected with the integrated oil separation anoxic tank through a raw water pump, and the integrated oil separation anoxic tank, the integrated anaerobic tank, the integrated anoxic tank, the first integrated aerobic tank, the second integrated aerobic tank and the third integrated aerobic tank are sequentially connected;
the deodorization device is connected with the integrated oil separation anoxic tank, the integrated anaerobic tank, the integrated anoxic tank, the first integrated aerobic tank, the second integrated aerobic tank and the third integrated aerobic tank one by one;
the first integrated aerobic tank, the second integrated aerobic tank and the third integrated aerobic tank are connected with the integrated oil separation anoxic tank through a gas stripping reflux device;
the third integrated aerobic tank is connected with the integrated oil separation anoxic tank, the integrated anaerobic tank, the integrated anoxic tank, the first integrated aerobic tank, the second integrated aerobic tank and the temporary sludge storage tank one by one through a backflow sludge discharge pump;
the MBR device is arranged in the third integrated aerobic tank, the MBR device is connected with the integrated water production tank through a water production pump, and the integrated water production tank is connected with the ultraviolet disinfection device.
Preferably, the aerobic pool also comprises an air blower which is respectively connected with the interior of the first integrated aerobic pool, the second integrated aerobic pool and the third integrated aerobic pool.
Preferably, the integrated oil separation anoxic tank, the integrated anaerobic tank and the integrated anoxic tank are internally provided with stirrers.
Preferably, the deodorization device includes a deodorization tower and a deodorization fan.
Preferably, high salt-tolerant facultative anaerobic strains are put into the first integrated aerobic tank and the second integrated aerobic tank.
Preferably, the MBR device employs a flat plate or a soft sheet MBR membrane module.
Preferably, the system further comprises an advanced treatment device, the advanced treatment device is arranged between the third integrated aerobic tank and the integrated water production tank, and the advanced treatment device comprises one of the following components: an electrocatalytic oxidation device and an ozone oxidation device.
Preferably, the system also comprises an integrated equipment room, wherein the blower, the water production pump, the advanced treatment device, the ultraviolet disinfection device, the backflow sludge pump and the control equipment are all arranged in the integrated equipment room.
Preferably, the integrated oil separation anaerobic tank is made of glass fiber reinforced plastic, the stripping reflux device can float up and down, and a grid is arranged in the homogenizing tank.
The invention also discloses a sewage treatment process of the garbage transfer station, which comprises the following specific steps:
(S1) the leachate to be treated enters a homogenizing tank, is filtered by a grid and then sequentially enters an integrated oil separation anoxic tank, an integrated anaerobic tank, an integrated anoxic tank, a first integrated aerobic tank, a second integrated aerobic tank and a third integrated aerobic tank under the action of a raw water pump, and when the leachate enters the integrated oil separation anoxic tank, the integrated anaerobic tank and the integrated anoxic tank, an internal stirrer is used for stirring to accelerate the reaction;
(S2), putting high-salt-tolerant facultative anaerobic strains into the first integrated aerobic tank and the second integrated aerobic tank, and refluxing mixed liquid in the first integrated aerobic tank, the second integrated aerobic tank and the third integrated aerobic tank into the integrated oil-separating anoxic tank through a gas stripping reflux device to perform secondary reaction;
(S3) returning a part of sludge in the third integrated aerobic tank to the integrated oil removal anoxic tank, the integrated anaerobic tank, the integrated anoxic tank, the first integrated aerobic tank and the second integrated aerobic tank by a return sludge discharge pump, wherein the redundant part of sludge flows into a temporary sludge storage tank for storage, is compressed by a sludge compressor, and is aerated by an air blower for aeration;
(S4) deodorizing the integrated oil removal anoxic tank, the integrated anaerobic tank, the integrated anoxic tank, the first integrated aerobic tank, the second integrated aerobic tank and the third integrated aerobic tank by using a deodorizing device;
(S5) after wastewater in the third integrated aerobic tank is treated by the MBR device, water of qualified standard enters the integrated water production tank under the action of the water production pump, water of unqualified standard enters the integrated water production tank after being treated by the advanced treatment equipment, and water in the integrated water production tank enters the nano tube after being sterilized by the ultraviolet disinfection device, so that the treatment process is completed.
The sewage treatment device of the garbage transfer station has the advantages of compact structure, small occupied area, low cost, short retention time of sewage among structures, difficult sedimentation, high treatment speed and high efficiency;
in the sewage treatment process of the garbage transfer station, high salt-tolerant facultative bacteria are thrown into the first integrated aerobic tank and the second integrated aerobic tank, mixed liquid in the first integrated aerobic tank, the second integrated aerobic tank and the third integrated aerobic tank can flow back into the integrated oil separation anoxic tank for secondary reaction through the gas stripping reflux device, meanwhile, a part of sludge in the third integrated aerobic tank can flow back into the integrated oil separation anoxic tank, the integrated anaerobic tank, the integrated anoxic tank, the first integrated aerobic tank and the second integrated aerobic tank through the reflux sludge discharge pump, and the rest part flows into the temporary sludge storage tank for storage, so that the sludge balance in each treatment tank is ensured, the salt accumulation phenomenon can be avoided, and the whole system can run for a long time.
Drawings
FIG. 1 is an overall flow diagram of the present invention.
Detailed Description
The following description will further describe a specific embodiment of the sewage treatment device and process of the garbage transfer station with reference to fig. 1. The sewage treatment device and the sewage treatment process of the garbage transfer station are not limited to the description of the following embodiments.
Example 1:
the embodiment provides a sewage treatment device for a garbage transfer station, which comprises a homogenizing tank, an integrated oil separation anoxic tank, an integrated anaerobic tank, an integrated anoxic tank, a first integrated aerobic tank, a second integrated aerobic tank, a third integrated aerobic tank, an integrated water production tank, an ultraviolet disinfection device, a temporary sludge storage tank and a deodorization device, as shown in figure 1,
the homogenizing tank is connected with the integrated oil separation anoxic tank through a raw water pump, and the integrated oil separation anoxic tank, the integrated anaerobic tank, the integrated anoxic tank, the first integrated aerobic tank, the second integrated aerobic tank and the third integrated aerobic tank are sequentially connected;
the deodorization device is connected with the integrated oil separation anoxic tank, the integrated anaerobic tank, the integrated anoxic tank, the first integrated aerobic tank, the second integrated aerobic tank and the third integrated aerobic tank one by one;
the first integrated aerobic tank, the second integrated aerobic tank and the third integrated aerobic tank are connected with the integrated oil-separating anoxic tank through a gas stripping reflux device;
the third integrated aerobic tank is connected with the integrated oil separation anoxic tank, the integrated anaerobic tank, the integrated anoxic tank, the first integrated aerobic tank, the second integrated aerobic tank and the temporary sludge storage tank one by one through a backflow sludge discharge pump;
the MBR device is arranged in the third integrated aerobic tank, the MBR device is connected with the integrated water production tank through a water production pump, and the integrated water production tank is connected with the ultraviolet disinfection device.
The device also comprises an air blower which is respectively connected with the interior of the first integrated aerobic tank, the second integrated aerobic tank and the third integrated aerobic tank.
The integrated oil separation anoxic tank, the integrated anaerobic tank and the integrated anoxic tank are internally provided with a stirrer.
The deodorizing device comprises a deodorizing tower and a deodorizing fan.
High salt-tolerant facultative anaerobic strains are put into the first integrated aerobic tank and the second integrated aerobic tank.
The MBR device adopts a flat plate or a soft sheet MBR membrane component.
Still include advanced treatment equipment, advanced treatment equipment sets up between third integration aerobic tank and integration product pond, and advanced treatment equipment includes one of following: an electrocatalytic oxidation device and an ozone oxidation device.
The device also comprises an integrated equipment room, wherein the air blower, the water producing pump, the advanced treatment device, the ultraviolet disinfection device, the backflow dredge pump and the control equipment are all arranged in the integrated equipment room.
The integrated oil separation anaerobic tank is made of glass fiber reinforced plastic, the stripping reflux device can float up and down, and a grid is arranged in the homogenizing tank.
Example 2:
the invention also discloses a sewage treatment process of the garbage transfer station, which comprises the following specific steps as shown in figure 1:
(S1) the leachate to be treated enters a homogenizing tank, is filtered by a grid and then sequentially enters an integrated oil separation anoxic tank, an integrated anaerobic tank, an integrated anoxic tank, a first integrated aerobic tank, a second integrated aerobic tank and a third integrated aerobic tank under the action of a raw water pump, and when the leachate enters the integrated oil separation anoxic tank, the integrated anaerobic tank and the integrated anoxic tank, an internal stirrer is used for stirring to accelerate the reaction;
(S2), putting high-salt-tolerance facultative anaerobic strains into the first integrated aerobic tank and the second integrated aerobic tank, and refluxing mixed liquid in the first integrated aerobic tank, the second integrated aerobic tank and the third integrated aerobic tank into the integrated oil-separating anoxic tank through a gas stripping reflux device to perform secondary reaction;
(S3) returning a part of sludge in the third integrated aerobic tank to the integrated oil separation anoxic tank, the integrated anaerobic tank, the integrated anoxic tank, the first integrated aerobic tank and the second integrated aerobic tank by a return sludge discharge pump, wherein the redundant part flows into a temporary sludge storage tank for storage, is compressed by a sludge compressor, and is aerated by an air blower to carry out aeration;
(S4) deodorizing the integrated oil removal anoxic tank, the integrated anaerobic tank, the integrated anoxic tank, the first integrated aerobic tank, the second integrated aerobic tank and the third integrated aerobic tank by using a deodorizing device;
(S5) after wastewater in the third integrated aerobic tank is treated by the MBR device, water of qualified standard enters the integrated water production tank under the action of the water production pump, water of unqualified standard enters the integrated water production tank after being treated by the advanced treatment equipment, and water in the integrated water production tank enters the nano tube after being sterilized by the ultraviolet disinfection device, so that the treatment process is completed.
In combination with example 1-example 2, it can be seen that: the sewage treatment device of the garbage transfer station has the advantages of compact structure, small occupied area, low cost, short retention time of sewage among structures, difficult sedimentation, high treatment speed and high efficiency;
in the waste transfer station sewage treatment process, high salt-tolerant facultative bacteria are put into the first integrated aerobic tank and the second integrated aerobic tank, mixed liquid in the first integrated aerobic tank, the second integrated aerobic tank and the third integrated aerobic tank can flow back into the integrated oil separation anoxic tank for secondary reaction through the gas stripping reflux device, meanwhile, a part of sludge in the third integrated aerobic tank can flow back into the integrated oil separation anoxic tank, the integrated anaerobic tank, the integrated anoxic tank, the first integrated aerobic tank and the second integrated aerobic tank through the reflux sludge discharge pump, and the rest part flows into the temporary sludge storage tank for storage, so that the sludge balance in each tank is ensured, the salt accumulation phenomenon can be avoided, and the whole system can run for a long time.
The foregoing is a more detailed description of the invention in connection with specific preferred embodiments and it is not intended that the invention be limited to these specific details. For those skilled in the art to which the invention pertains, several simple deductions or substitutions can be made without departing from the spirit of the invention, and all shall be considered as belonging to the protection scope of the invention.
Claims (10)
1. The utility model provides a rubbish transfer station sewage treatment plant which characterized in that: comprises a homogenizing tank, an integrated oil separation anoxic tank, an integrated anaerobic tank, an integrated anoxic tank, a first integrated aerobic tank, a second integrated aerobic tank, a third integrated aerobic tank, an integrated water production tank, an ultraviolet disinfection device, a temporary sludge storage tank and a deodorization device, wherein,
the homogenizing tank is connected with the integrated oil separation anoxic tank through a raw water pump, and the integrated oil separation anoxic tank, the integrated anaerobic tank, the integrated anoxic tank, the first integrated aerobic tank, the second integrated aerobic tank and the third integrated aerobic tank are sequentially connected;
the deodorization device is connected with the integrated oil separation anoxic tank, the integrated anaerobic tank, the integrated anoxic tank, the first integrated aerobic tank, the second integrated aerobic tank and the third integrated aerobic tank one by one;
the first integrated aerobic tank, the second integrated aerobic tank and the third integrated aerobic tank are connected with the integrated oil separation anoxic tank through a gas stripping reflux device;
the third integrated aerobic tank is connected with the integrated oil separation anoxic tank, the integrated anaerobic tank, the integrated anoxic tank, the first integrated aerobic tank, the second integrated aerobic tank and the temporary sludge storage tank one by one through a backflow sludge discharge pump;
the MBR device is arranged in the third integrated aerobic tank, the MBR device is connected with the integrated water production tank through a water production pump, and the integrated water production tank is connected with the ultraviolet disinfection device.
2. The sewage treatment plant of the garbage transfer station as claimed in claim 1, wherein: the integrated aerobic pool also comprises an air blower which is respectively connected with the interior of the first integrated aerobic pool, the second integrated aerobic pool and the third integrated aerobic pool.
3. The sewage treatment plant of the garbage transfer station as claimed in claim 1, wherein: the integrated oil separation anoxic tank, the integrated anaerobic tank and the integrated anoxic tank are internally provided with a stirrer.
4. The sewage treatment plant of the garbage transfer station as claimed in claim 1, wherein: the deodorizing device comprises a deodorizing tower and a deodorizing fan.
5. The sewage treatment plant of the garbage transfer station as claimed in claim 1, wherein: high salt-tolerant facultative anaerobic strains are put into the first integrated aerobic tank and the second integrated aerobic tank.
6. The sewage treatment plant of the garbage transfer station as claimed in claim 1, wherein: the MBR device adopts a flat plate or a soft sheet MBR membrane component.
7. The sewage treatment plant of the garbage transfer station as claimed in claim 1, wherein: still include advanced treatment equipment, advanced treatment equipment set up in the third integration good oxygen pond with between the pond is produced in the integration, advanced treatment equipment includes one of following: an electrocatalytic oxidation device and an ozone oxidation device.
8. The sewage treatment plant of the garbage transfer station as claimed in claim 7, wherein: the device comprises an integrated equipment room, wherein the air blower, a water production pump, an advanced treatment device, an ultraviolet disinfection device, a backflow sludge pump and control equipment are arranged in the integrated equipment room.
9. The sewage treatment plant of the garbage transfer station as claimed in claim 1, wherein: the integrated oil separation anaerobic tank is made of glass fiber reinforced plastic, the stripping reflux device can float up and down, and a grid is arranged in the homogenizing tank.
10. The waste water treatment process of the waste transfer station according to any one of claims 1 to 9, characterized in that: the method comprises the following specific steps:
(S1) the leachate to be treated enters a homogenizing tank, is filtered by a grid and then sequentially enters an integrated oil separation anoxic tank, an integrated anaerobic tank, an integrated anoxic tank, a first integrated aerobic tank, a second integrated aerobic tank and a third integrated aerobic tank under the action of a raw water pump, and when the leachate enters the integrated oil separation anoxic tank, the integrated anaerobic tank and the integrated anoxic tank, an internal stirrer is used for stirring to accelerate the reaction;
(S2), putting high-salt-tolerant facultative anaerobic strains into the first integrated aerobic tank and the second integrated aerobic tank, and refluxing mixed liquid in the first integrated aerobic tank, the second integrated aerobic tank and the third integrated aerobic tank into the integrated oil-separating anoxic tank through a gas stripping reflux device to perform secondary reaction;
(S3) returning a part of sludge in the third integrated aerobic tank to the integrated oil removal anoxic tank, the integrated anaerobic tank, the integrated anoxic tank, the first integrated aerobic tank and the second integrated aerobic tank by a return sludge discharge pump, wherein the redundant part of sludge flows into a temporary sludge storage tank for storage, is compressed by a sludge compressor, and is aerated by an air blower for aeration;
(S4) deodorizing the integrated oil removal anoxic tank, the integrated anaerobic tank, the integrated anoxic tank, the first integrated aerobic tank, the second integrated aerobic tank and the third integrated aerobic tank by using a deodorizing device;
(S5) after wastewater in the third integrated aerobic tank is treated by the MBR device, water of qualified standard enters the integrated water production tank under the action of the water production pump, water of unqualified standard enters the integrated water production tank after being treated by the advanced treatment equipment, and water in the integrated water production tank enters the nano tube after being sterilized by the ultraviolet disinfection device, so that the treatment process is completed.
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| CN202110485193.4A CN113149361A (en) | 2021-04-30 | 2021-04-30 | Garbage transfer station sewage treatment device and process |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113415956A (en) * | 2021-07-30 | 2021-09-21 | 广州市天瑞环保科技有限公司 | Sewage treatment system for biological maintenance |
| CN114409186A (en) * | 2022-01-13 | 2022-04-29 | 上海同济建设科技股份有限公司 | Garbage transfer station leachate treatment process |
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2021
- 2021-04-30 CN CN202110485193.4A patent/CN113149361A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113415956A (en) * | 2021-07-30 | 2021-09-21 | 广州市天瑞环保科技有限公司 | Sewage treatment system for biological maintenance |
| CN114409186A (en) * | 2022-01-13 | 2022-04-29 | 上海同济建设科技股份有限公司 | Garbage transfer station leachate treatment process |
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