CN106396300A - Sewage treatment device of precast concrete structure and treatment method - Google Patents
Sewage treatment device of precast concrete structure and treatment method Download PDFInfo
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- CN106396300A CN106396300A CN201611126453.4A CN201611126453A CN106396300A CN 106396300 A CN106396300 A CN 106396300A CN 201611126453 A CN201611126453 A CN 201611126453A CN 106396300 A CN106396300 A CN 106396300A
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- water
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Classifications
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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
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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
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/001—Processes for the treatment of water whereby the filtration technique is of importance
-
- 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
- C02F2001/007—Processes including a sedimentation step
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2201/00—Apparatus for treatment of water, waste water or sewage
- C02F2201/002—Construction details of the apparatus
- C02F2201/007—Modular design
-
- 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
-
- 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
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/10—Biological treatment of water, waste water, or sewage
Abstract
The invention provides a sewage treatment device of a precast concrete structure and a treatment method. The sewage treatment device is provided with a pretreatment module, a main treatment module and an equipment module, wherein the pretreatment module is divided into a sedimentation tank and an adjustment tank; the sedimentation tank is provided with a coarse screen, a scum baffle and a water distribution weir; through an SMBR technology, the membrane separation technology is integrated with the biological treatment technology, a membrane component replaces traditional secondary sedimentation tank, and mud-water separation is realized; compared with traditional biological treatment technologies such as A/O and A2/O, the land resources are greatly saved, the effluent quality is improved, and the pretreatment ability is enhanced; with the measures such as two-level screen, scum baffle and water distribution weir, the load impact resistance of the device is improved, and the membrane pollution rate is reduced; meanwhile, the remaining sludge is discharged into the sedimentation tank by a sludge discharge pump, and the land cost and construction cost are saved.
Description
Technical field
The present invention relates to a kind of sewage-treatment plant and processing method, more specifically, it is that one kind is applied to process rural area
The sewage-treatment plant of the precast concrete of dispersant type domestic wastewater and processing method.
Background technology
The continuous deterioration of Rural Water Environment, causes the great attention of country and local government.Each place government carries out
Large quantities of countryside sewage treating engineerings, has effectively contained that rural area water body pollutes further, new village has also been formulated in some places
Village sewage disposal discharge standard, requires more strict to effluent quality.Continuous to Rural Water Environment renovation dynamics with government
Lifting, has built up a large amount of decentralized type sewage treatment facilities, the problem existing also comes out.
Adopting aerobic biological treatment process rural domestic sewage treatment conventional process, this technique is applied to a small amount of sewage more
The aerobic biological treatment process processing mainly has bio-contact oxidation, biofilter, biological rotating disk, sequencing batch reactor (SBR)
Deng.The more aerobic biological treatment process of China's rural domestic sewage treatment application is biological contact oxidation process.Biological contact oxidation
Metallization processes impact load has stronger adaptability, remains to keep good treatment effect under the conditions of intermittent duty, for
The uneven rural domestic sewage treatment of the water yield is more of practical significance.But for domestic sewage in rural areas biological contact oxidation
The investment of metallization processes and operating cost are higher, so this technique is suitable for south China and eastern city speed is fast, relatively richer
Abundant rural area popularization and application.
Artificial wet land sewage treating process is a kind of ecological wastewater processing technology growing up the seventies and eighties in 20th century.
Because it can process diversified waste water effectively, such as sanitary sewage, industrial wastewater, percolate, surface runoff rainwater
Deng, and can efficiently remove removal organic polluter, and the nutrient such as nitrogen, phosphorus, heavy metal, multiple pollution such as salt and pathogenic microorganism
Thing.There is effluent quality good, nitrogen, tp removal rate are high, operation maintenance management is convenient, invest and the low feature of operating cost, in recent years
To obtain rapid development and popularization and application.Because artificial wetland process is affected larger, the reduction meeting shadow of temperature by seasonal variations
Ring the normal operation of artificial swamp, low temperature is obvious on the impact that removes of Organic substance and ammonia nitrogen, particularly to ammonia nitrogen
Remove, therefore artificial swamp is applied to the higher rural area process sanitary sewage of south China temperature on average, and cold for the north
Area rural area for then unsuitable for.
Lack a kind of structure at this stage simple, be easy to maintenance and management, the construction period is short it is adaptable to the distributing in rural area is given birth to
Sewage disposal device alive.
Content of the invention
In order to overcome the defect of above-mentioned prior art, the invention provides a kind of sewage disposal dress of precast concrete
Put, membrane separation technique and biologic treating technique are integrated in one by the present invention, improve effluent quality, enhance preprocessing function,
Reduce membrane fouling rate, save land used and construction cost, improve the efficiency of management of device.
For realizing above-mentioned technical purpose, the concrete technical scheme of the present invention is：
The present invention is intended to provide a kind of sewage-treatment plant of precast concrete, this device include pretreatment module 1,
Main processing block 2 and EM equipment module 3；Described pretreatment module 1 includes shell A；It is provided with dividing plate 5, by described pretreatment in shell A
Module 1 is divided into sedimentation tank 6 and regulating reservoir 7；Described sedimentation tank 6 is provided with coarse rack 8, scum board 9 and water distribution weir 10；Described regulation
Pond 7 is provided with elevator pump 11；Described sedimentation tank 6 is connected by the pipeline on water distribution weir 10 with regulating reservoir 7；Main processing block 2 wraps
Include shell B1, in shell B1, be provided with fine fack 13, sludge pump 14 and membrane module 15, described membrane module 15 includes film case 16, perforation
Pipe 17, blow valve port 18 and film frame 19；Described EM equipment module 3 is provided with suction pump 20, aerator 21 and control unit 22.
More specifically, one end that the present invention proposes described shell A is provided with water inlet pipe 23, the other end is provided with riser 24 He
Overflow pipe A25；One end of described shell B1 is connected with the elevator pump 11 in pretreatment module 1 by riser 24, and the other end sets
There are aeration tube 26, water producing pipe 27, discharge pipeline 28 and overflow pipe B29；Water producing pipe 27 and described film case 16 are passed through in described suction pump 20
Connect, described aerator 21 is connected with described perforated pipe 17 by aeration tube 26, described discharge pipeline 28 one end and sludge pump 14 phase
Connect, the other end passes through shell A to reach described sedimentation tank 6.
More specifically, the present invention proposes described shell A and shell B1, by housing 30, base 31 and top cover 32 form, institute
State top cover and be provided with inspection hole 33.
More specifically, the present invention propose in described film case 16 using can monolithic dismounting Flat Membrane.
More specifically, the present invention proposes 45 ° obliquely of described perforated pipe 17 perforate, set in the end of described perforated pipe 17
There is blow valve port 18.
More specifically, it is network controller that the present invention proposes described control unit 22, this network controller includes wirelessly
Transport module, can pass through wireless network real-time monitoring equipment running status, and this network controller can also accept mobile terminal
Or the order that remotely fixed terminal actively sends, including modification of program, programme-control and parameter adjustment.
More specifically, the present invention propose 1 pretreatment module 1 can supporting 1-3 main processing block 2, can be according to the water yield
Fluctuation flexibly increase or decrease the quantity of main processing block 2；Described shell A and shell B1, is prefabricated mixed including its assembly
Solidifying soil component, can modularity quickly splice.
More specifically, the present invention proposes a kind of sewage-treatment plant according to one of above-mentioned precast concrete
Processing method, comprises the steps：
Step one：Pending sewage flow to the sedimentation tank of pretreatment module, regulating reservoir successively by water inlet pipe, carries out pre-
After process, then cause in main processing block by elevator pump, after the biodegradation of main processing block, discharged by producing water pump；
When sludge concentration in main processing block is more than 10000mg/L, using sludge pump, excess sludge is drained into sedimentation tank, in sedimentation tank
Mud should draw clearly once for every 3 months；Step 2：Main processing block work schedule is fill phase-precipitate phase-aeration rank
Section-precipitate phase-aeration phase-product water stage, each stage individually can set according to water quality and water yield condition, and circulation is carried out；
Fill phase refers to the process of, using elevator pump, by regulating reservoir, sewage is delivered to main processing block；Aeration phase refers to aerator
Open and the process of oxygen is conveyed to main processing block by aerating pipelines and perforated pipe；The product water stage refers to opening aerator
Open simultaneously and produce water pump, water is discharged the process of main processing block；Precipitate phase refers to that aerator and product water pump are all out of service
Stage；
Step 3：In step 2, in fill phase and product water stage, set duration without reaching, just gone out
Show the phenomenon that waterflooding or film group device evacuate, signal can be reached control unit by level sensor, stopped elevator pump or produce water pump
Operation, be directly entered next stage；Produce the water stage product every run time of water pump and answer dwell time 2 minutes in 8 minutes.
The present invention, due to employing technique scheme, has the advantages that：
1. present invention employs SMBR technique, membrane separation technique and biologic treating technique are integrated in one, use membrane module generation
For traditional second pond, realize mud-water separation.With traditional A/O, the biological treatment such as A2/O compares and saves a large amount of soils money
Source, and improve effluent quality.
2. the present invention enhances preprocessing function, by arranging the measures such as two-stage grid, scum board, water distribution weir, carries
Rise the anti-load impact ability of device, reduced membrane fouling rate, using sludge pump, excess sludge is entered sedimentation tank simultaneously
In, individually storage basin be need not build, land used and construction cost saved.
3. the pretreatment module of the present invention and main processing block shell, is all precast concrete including its assembly, raw
Produce cycle is short, easy for installation, be substantially shorter construction period, simultaneously pretreatment module can supporting 1-3 main processing block,
The quantity of main processing block can flexibly be increased or decreased according to the fluctuation of the water yield.
4. the present invention using can monolithic dismounting Flat Membrane, from film box top, diaphragm is dismantled one by one during cleaning, after cleaning
Again diaphragm is reinstalled, cleaning process is convenient and swift, the cost of investment of on-line cleaning equipment can be saved.
5. the control unit that the present invention adopts is network controller, and this network controller includes wireless transport module, permissible
By wireless network real-time monitoring equipment running status, this network controller can also accept mobile terminal or long-range fixed terminal
The order actively sending, including modification of program, programme-control and parameter adjustment.Greatly improve the efficiency of management of device.
6. 45 ° obliquely of the perforated pipe perforate that the present invention adopts, prevents sludge blockage perforated pipe, meanwhile, at perforated pipe end
End is provided with blow valve port, and when preventing perforation blockage, pipeline inner pressure is excessive to cause damage.
The additional aspect of the present invention and advantage will be set forth in part in the description, and partly will become from the following description
Obtain substantially, or recognized by the practice of the present invention.
Brief description
The above-mentioned and/or additional aspect of the present invention and advantage will become from reference to the description to embodiment for the accompanying drawings below
Substantially and easy to understand, wherein：
Fig. 1 is the structural representation of the specific embodiment of the invention.
In figure：
1 pretreatment module；2 main processing blocks；3 EM equipment modules；4 shell A；5 dividing plates；6 tune sedimentation tanks；7 regulating reservoirs；8 is thick
Grid；9 scum boards；10 water distribution weirs；11 elevator pumps；12 shell B；13 fine facks；14 sludge pumps；15 membrane modules；16 film casees；17
Perforated pipe；18 blow valve ports；19 film framves；20 suction pumps；21 aerators；22 control units；23 water inlet pipes；24 risers；25 overflows
Pipe A；26 aeration tubes；27 water producing pipes；28 discharge pipelines；29 overflow pipe B；30 housings；31 bases；32 top covers；33 inspection holes；
Specific embodiment
Embodiments of the invention are described below in detail, the example of described embodiment is shown in the drawings, wherein from start to finish
The element that same or similar label represents same or similar element or has same or like function.Below with reference to attached
The embodiment of figure description is exemplary, is only used for explaining the present invention, and is not considered as limiting the invention.
With reference to the accompanying drawings and examples the present invention is described in further detail：
As shown in figure 1, a kind of sewage-treatment plant of precast concrete of the present invention, it is divided into pretreatment module 1, master
Processing module 2, EM equipment module 3 three part, pretreatment module 1 can supporting 1-3 main processing block 2, can be according to the water yield
Fluctuation flexibly increases or decreases the quantity of main processing block 2.
Pretreatment module 1 and main processing block 2 are made up of a cubical shell A 4 and shell B 12 respectively.
Shell A 4 and shell B 12 is formed by housing 30, base 31, top cover 32, top cover 32 is additionally provided with and is available for overhauling
Inspection hole 33 with equipment hoisting.It is all precast concrete that shell A 4 and shell B 12 includes its assembly, can Fast Installation.
Now each modular structure is described as follows：
Pretreatment module 1 has been divided into sedimentation tank 6 and regulating reservoir 7 by dividing plate 5, and sedimentation tank is provided with and intercepts big particle diameter pollutant
Coarse rack 8, prevents the suspended contaminant such as scum silica frost oils and fatss from entering scum board 9 and the water distribution weir 10 of regulating reservoir, regulating reservoir is provided with and carries
Rise pump 11.
Pretreatment module 1 one end is provided with the water inlet pipe 23 of sewage inflow, and the other end is communicated with elevator pump 11 and main process task
The riser 24 of module 2 and the overfall A 25 preventing waterflooding.
One end of main processing block 2 is provided with the overfall B 29 preventing waterflooding, and inside is provided with and intercepts small particle dirt further
Fine fack 13, sludge pump 14 and the membrane module 15 of dye thing, sludge pump 14 is transported excess sludge to sedimentation tank by discharge pipeline 28.
Membrane module 15 include completing mud-water separation film case 16, have the gentle scrubbing action of aeration aerating perforated pipe 17,
The blockage that prevents from boring a hole damages blow valve port 18 and the film frame 19 of pipeline and equipment.
It is provided with suction pump 20, aerator 21 and control unit 22, suction pump 20 will be located by water producing pipe 27 in EM equipment module 3
Manage the water that completes to extract from film case 16, for reuse or discharge, aerator 21 is by aerating pipelines 26 and perforated pipe 17 by sky
Gas is delivered in main processing block 2.
Control unit 22 can control elevator pump 11, sludge pump 14, aerator 21, the start and stop of suction pump 20, pass through simultaneously
The operational factor of equipment is uploaded onto the server storage by Wi-Fi, in addition also can be assigned to equipment by terminals such as mobile phone, PC
Order.
A kind of sewage-treatment plant drainage flow path of precast concrete of the present invention is described as follows：
Sanitary sewage enters pretreatment module 1 through water inlet pipe 23, after the pollutant filtering out big particle diameter by coarse rack
Flow in sedimentation tank 6, the heavier inorganic matters of proportion are deposited at the bottom of pond, and the floating thing such as lighter scum silica frost of proportion is blocked by scum board 9
Cut, subsequently regulating reservoir 7 is entered by water distribution weir 10, after regulating reservoir 7 short stay, elevated pump 11 is conveyed by riser 23
To main processing block 2, in main processing block 2, sewage after fine fack 13 removes the small particle pollutant of a good appetite suddenly appearing in a serious disease further,
Flow in activated sludge, by drum 21 blower fan interval start and stop, be the ring that activated sludge builds an Aerobic-anaerobic alternate
Border, promotes the microbial growth and metabolism of Different groups, degrades simultaneously and go the pollutant in eliminating water, and finally, process completes
Water passes through suction pump 20 and membrane module 15 completes mud-water separation, and mud is stayed in main processing block 2, and the water after processing can lead to
Cross water producing pipe 27 reuse or discharge.
The processing method of the sewage-treatment plant of above-mentioned a kind of precast concrete of the present invention comprises the steps：
Pending sewage flow to the sedimentation tank of pretreatment module, regulating reservoir successively by water inlet pipe, after carrying out pretreatment,
Cause in main processing block by elevator pump again, after the biodegradation of main processing block, discharged by producing water pump.Main process task mould
When sludge concentration in block is more than 10000mg/L, using sludge pump, excess sludge is drained into sedimentation tank, the mud in sedimentation tank should
Draw clearly once within every 3 months.
Main processing block work schedule is fill phase-precipitate phase-aeration phase-precipitate phase-aeration phase-product water
In the stage, each stage individually can set according to water quality and water yield condition, and circulation is carried out.Fill phase refers to dirt using elevator pump
Water is delivered to the process of main processing block by regulating reservoir；Aeration phase refer to aerator open by aerating pipelines and perforated pipe to
Main processing block conveys the process of oxygen；The product water stage refers to open while opening aerator produces water pump, water is discharged and leads
The process of processing module；Precipitate phase refers to aerator and produces the water pump stage all out of service.
In step 2, in fill phase and product water stage, set duration without reaching, just occurred in that waterflooding
Or the phenomenon that film group device evacuates, signal can reach control unit by level sensor, the operation stopping elevator pump or producing water pump, directly
Tap into into next stage；Produce the water stage product every run time of water pump and answer dwell time 2 minutes in 8 minutes.
In the description of this specification, reference term " embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc. means specific features, structure, material or the spy describing with reference to this embodiment or example
Point is contained at least one embodiment or the example of the present invention.In this manual, to the schematic representation of above-mentioned term not
Necessarily refer to identical embodiment or example.And, the specific features of description, structure, material or feature can be any
One or more embodiments or example in combine in an appropriate manner.
Although an embodiment of the present invention has been shown and described, it will be understood by those skilled in the art that：Not
Multiple changes, modification, replacement and modification can be carried out to these embodiments in the case of the principle of the disengaging present invention and objective, this
The scope of invention is limited by claim and its equivalent.
Claims (8)
1. a kind of sewage-treatment plant of precast concrete is it is characterised in that this device includes pretreatment module (1), master
Processing module (2) and EM equipment module (3)；Described pretreatment module (1) includes shell A (4)；It is provided with dividing plate (5) in shell A (4),
Described pretreatment module (1) is divided into sedimentation tank (6) and regulating reservoir (7)；Described sedimentation tank (6) is provided with coarse rack (8), scum silica frost gear
Plate (9) and water distribution weir (10)；Described regulating reservoir (7) is provided with elevator pump (11)；Described sedimentation tank (6) and regulating reservoir (7) pass through to join
Pipeline on mill weir (10) is connected；Main processing block (2) include shell B (12), be provided with shell B (12) fine fack (13),
Sludge pump (14) and membrane module (15), described membrane module (15) includes film case (16), perforated pipe (17), blow valve port (18) and film frame
(19)；Described EM equipment module (3) is provided with suction pump (20), aerator (21) and control unit (22).
2. a kind of sewage-treatment plant of precast concrete according to claim 1, is further characterized in that, described shell
One end of A (4) is provided with water inlet pipe (23), and the other end is provided with riser (24) and overflow pipe A (25)；The one of described shell B (12)
End is connected with the elevator pump (11) in pretreatment module (1) by riser (24), and the other end is provided with aeration tube (26), water producing pipe
(27), discharge pipeline (28) and overflow pipe B (29)；Described suction pump (20) is connected with described film case (16) by water producing pipe (27),
Described aerator (21) is connected with described perforated pipe (17) by aeration tube (26), described discharge pipeline (28) one end and sludge pump
(14) connect, the other end passes through shell A (4) to reach described sedimentation tank (6).
3. a kind of sewage-treatment plant of precast concrete according to claim 1, is further characterized in that, described shell
A (4) and shell B (12), by housing (30), base (31) and top cover (32) form, and described top cover is provided with inspection hole (33).
4. a kind of sewage-treatment plant of precast concrete according to claim 1, is further characterized in that, described film case
(16) in using can monolithic dismounting Flat Membrane.
5. a kind of sewage-treatment plant of precast concrete according to claim 1, is further characterized in that, described perforation
45 ° obliquely of (17) perforate of pipe, is provided with blow valve port (18) in the end of described perforated pipe (17).
6. a kind of sewage-treatment plant of precast concrete according to claim 1, is further characterized in that, described control
Unit (22) is network controller, and this network controller is included wireless transport module, can be set by wireless network monitor in real time
Standby running status, this network controller can also accept the order that mobile terminal or long-range fixed terminal actively send, including journey
Sequence modification, programme-control and parameter adjustment.
7. a kind of sewage-treatment plant of precast concrete according to claim 1, is further characterized in that, 1 pre- to locate
Reason module (1) can supporting 1-3 main processing block (2), main processing block (2) can flexibly be increased or decreased according to the fluctuation of the water yield
Quantity；Described shell A (4) and shell B (12), are precast concrete including its assembly, can modularity quickly splice.
8. a kind of processing method of the sewage-treatment plant of the precast concrete according to one of claim 1 to 7, its feature
It is, comprise the steps：
Step one：Pending sewage flow to the sedimentation tank of pretreatment module, regulating reservoir successively by water inlet pipe, carries out pretreatment
Afterwards, then cause in main processing block by elevator pump, after the biodegradation of main processing block, discharged by producing water pump；Main place
When sludge concentration in reason module is more than 10000mg/L, using sludge pump, excess sludge is drained into sedimentation tank, the dirt in sedimentation tank
Mud should be drawn clearly once for every 3 months；
Step 2：Main processing block work schedule be fill phase-precipitate phase-aeration phase-precipitate phase-aeration phase-
Produce the water stage, each stage individually can set according to water quality and water yield condition, and circulation is carried out；Fill phase refers to utilize elevator pump
Sewage is delivered to the process of main processing block by regulating reservoir；Aeration phase refers to that aerator is opened and passes through aerating pipelines and perforation
Pipe conveys the process of oxygen to main processing block；The product water stage refers to open while opening aerator produces water pump, and water is arranged
Go out the process of main processing block；Precipitate phase refers to aerator and produces the water pump stage all out of service；
Step 3：In step 2, in fill phase and product water stage, set duration without reaching, just occurred in that
Waterflooding or the phenomenon of film group device evacuation, signal can be reached control unit by level sensor, the fortune stopping elevator pump or producing water pump
OK, it is directly entered next stage；Produce the water stage product every run time of water pump and answer dwell time 2 minutes in 8 minutes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611126453.4A CN106396300A (en) | 2016-12-09 | 2016-12-09 | Sewage treatment device of precast concrete structure and treatment method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611126453.4A CN106396300A (en) | 2016-12-09 | 2016-12-09 | Sewage treatment device of precast concrete structure and treatment method |
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| Publication Number | Publication Date |
|---|---|
| CN106396300A true CN106396300A (en) | 2017-02-15 |
Family
ID=58085363
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611126453.4A Pending CN106396300A (en) | 2016-12-09 | 2016-12-09 | Sewage treatment device of precast concrete structure and treatment method |
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| CN (1) | CN106396300A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108911134A (en) * | 2018-07-17 | 2018-11-30 | 厦门理工学院 | A kind of processing method of sanitary sewage |
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- 2016-12-09 CN CN201611126453.4A patent/CN106396300A/en active Pending
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| CN101062807A (en) * | 2007-05-25 | 2007-10-31 | 大连理工大学 | Intensified anti-nitrated phosphorous-removal sequencing batch membrane bioreactor technique |
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| CN108911134A (en) * | 2018-07-17 | 2018-11-30 | 厦门理工学院 | A kind of processing method of sanitary sewage |
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