CN105347627B - A kind of portable MBR process spent waters processing unit and its processing method - Google Patents
A kind of portable MBR process spent waters processing unit and its processing method Download PDFInfo
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- CN105347627B CN105347627B CN201510887649.4A CN201510887649A CN105347627B CN 105347627 B CN105347627 B CN 105347627B CN 201510887649 A CN201510887649 A CN 201510887649A CN 105347627 B CN105347627 B CN 105347627B
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Abstract
The present invention relates to a kind of portable MBR process spent waters processing unit and its processing method, including pre-processing assembly, main process task component, vice processing component；It is provided with pre-processing assembly on sewage water inlet pipe, vice processing component and is provided with recycled water outlet pipe；Pre-processing assembly includes the scum silica frost area sequentially connected successively, settling zone, regulatory region；Main process task component includes anoxic zone, aerobic zone, the film area sequentially connected successively, and the import of anoxic zone, which is provided with fine fack, film area, is provided with film group device, stripping reflux device, sludge pump, water-level gauge and electric heater；Vice processing component includes air blower, automatic back-washing device, electrical control cubicles, production water pump, ozone and prepares throwing device；Air blower is respectively connecting to the aeration tube of scum silica frost area, regulatory region, aerator and film group device.It has the advantages that it is simple in construction, reasonable in design, be easy to make and transport, sewage treating efficiency height, service life length, maintenance cost are low, reduction workman labor intensity.
Description
Technical field
The present invention relates to technical field of sewage, more particularly to a kind of portable MBR process spent waters processing unit and its
Processing method, it can be applied at the interim emergent sewage such as rural area, industrial and mining enterprises, fairground, scenic spot, disaster area, accident
Reason.
Background technology
With the rapid growth of China's economy, the living standard of urban residents is increasingly improved, the discharge capacity of sanitary sewage
Increase therewith, but due to the geographical environment and dwelling habits of rural area, most country sewages are unprocessed to be directly discharged into
Natural water, causes serious water environmental problems, has caused great attention and the extensive concern of center and various circles of society.Water environment
Regional compensation system is tentative in Beijing from 2015, and progressively to whole nation popularization.Countryside sewage treating turns into socialism
An important content and test stone for new countryside construction.More early, the technical products of developed country's rural sewage treatment technology starting
Maturation, industry size is larger, forms fairly perfect standards system and policy system.Domestic rural sewage treatment technical research
Started late with product development, product technology integration problem is still without being properly settled, and product structure is single, application compared with
Narrow, inefficiency of production, industrialization level has much room for improvement.With the iterative method of China's urbanization planning, people in the countryside will also
Further reduce, develop still in unstable state, reduce 900,000 natural villages within nearly 10 years.Not only plan not true in some villages
It is fixed, and in fwaater resources protection ground, the demand of sewage disposal is very urgent, and effluent quality requires high.In the case of these, such as
Fruit builds permanent sewage treatment facility, necessarily causes the waste of ample resources.Due to needing to tackle complex application ring
Border, the stability and reliability of system will face great test.This is accomplished by the small-sized equipment of sewage treatment facility, module
Change, with preferable mobility, in order to transport, while possess faster respond, stronger adaptability and stability, also
It is simple to operate with possessing, the features such as safe and reliable.
In order that package plant possesses compact volume and higher disposal ability, handling process one simultaneously
As all use MBR.However, at present the country overwhelming majority MBR devices use hollow fiber film assembly, membrane system design,
There are many problems in terms of making, be mainly manifested in：First, automatic back-washing device is not provided with, backwash operation is complicated, the amount of labour
Greatly, or even at all the daily backwashing system of line is not arranged in, membrane module flux is accelerated decay；Second, membrane module can not be dried and deposited
Put, to safeguarding and transport causes difficulty, once occur membrane cisterna unexpected solid carbon dioxide, maloperation or safeguard measure is improper will result in film group
Part is scrapped；3rd, antifreezing measures are not provided with, the relatively low situation of winter north temperature will result in thrashing；4th, do not carry out
Hydraulic Optimizing Design, makes membrane module produce water cycle time, film filament plate knot occurs, it is necessary to offline artificial cleaning, gives attended operation band
It is inconvenient to come.Film group device is the key equipment of MBR techniques, and conventional maintenance service life only has 5 years, if not solving problem above,
Membrane module does not reach service life, and operating cost can increase sharply.Therefore, research one kind is reasonable in design, simple in construction, use the longevity
The long portable MBR process spent waters processing unit of life has important Research Significance.
The content of the invention
For not enough present in sewage-treatment plant in the prior art, it is an object of the invention to：There is provided a kind of mobile
Formula MBR process spent waters processing unit and its processing method, its have it is simple in construction, reasonable in design, be easy to make and transport, sewage
Treatment effeciency height, service life length, maintenance cost be low, the labor intensity of reduction workman the advantages of.
To achieve these goals, the present invention is achieved through the following technical solutions：
A kind of portable MBR process spent waters processing unit, the sewage-treatment plant includes pre-processing assembly, main process task group
Part, vice processing component；Wherein, it is provided with pre-processing assembly on sewage water inlet pipe, vice processing component and is provided with recycled water water outlet
Pipe；Main process task component connects pre-processing assembly and vice processing component respectively；Pre-processing assembly includes the scum silica frost sequentially connected successively
Area, settling zone, regulatory region, the outlet of scum silica frost area, which is provided with grid in aeration, settling zone, is provided with sludge pump, is set in regulatory region
There are the first aeration stirrer and elevator pump；Main process task component includes anoxic zone, aerobic zone, the film area sequentially connected successively, lacks
The import in oxygen area, which is provided with fine fack, anoxic zone, is additionally provided with the second aeration stirrer, and aerator is provided with aerobic zone,
Film group device, stripping reflux device, row's residual pump, water-level gauge and electric heater are provided with film area；Vice processing component includes air blast
Machine, automatic back-washing device, electrical control cubicles, production water pump, ozone prepare throwing device；Air blower be respectively connecting to scum silica frost area, regulatory region,
The aeration tube of aerator and film group device；Production water pump prepares throwing device by ozone and is connected to recycled water outlet pipe；Electrical control cubicles point
Do not prepare throwing device with air blower, automatic back-washing device, production water pump, ozone and electrically connect.
As the further optimization of above-mentioned technical proposal, the screen of grid is aperture of damming in being aerated in the scum silica frost area
5mm stainless steel perforated plate, inside sets aeration tube；Sound insulation, insulation, ventilation, illumination, wader are additionally provided with vice processing component
Put, and extraneous adornment.
The board-like film group device installed as the further optimization of above-mentioned technical proposal, the film group device for suspension, the film group
It is provided with around device in water fender, electrical control cubicles and is additionally provided with controller；Supply air line respectively with film group device, stripping reflux device
Connection；Gas flow adjusting means are additionally provided with each supply air line；It is provided with electric heater on temperature controller, production water pump also
It is provided with timer, level sensor, water flow regulating device；Water flow regulating device, gas flow adjusting means, temperature control
Device, timer and level sensor are connected with controller data signal respectively.
As the further optimization of above-mentioned technical proposal, automatic back-washing device includes water tank, medicine storing pot, backwashing pump, anti-
Wash magnetic valve, moisturizing magnetic valve, production water solenoid valve, return regulating valve, water tank high water level；Water tank by moisturizing magnetic valve with
Pumping line is produced to be connected；Backwash water pump suction pipe is connected to water tank, is also connected to medicine storing pot by return regulating valve；Backwash
Pump, backwash magnetic valve, production water solenoid valve are connected with controller data signal respectively.
As the further optimization of above-mentioned technical proposal, the controller is to be gone back on network controller, the network controller
Including wireless transport module, the wireless transport module is monitored water flow regulating device, gas flow by wireless network and adjusted in real time
Regulating device, temperature controller, timer, the data-signal of level sensor, and signal is stored mobile phone is sent to Cloud Server
Mobile terminal or long-range fixed terminal equipment；The network controller can also receive mobile terminal or long-range fixed terminal is actively sent out
The order sent, including modification of program, programme-control and parameter adjustment.
The processing method of the above-mentioned portable MBR process spent waters processing unit of the present invention comprises the following steps：
1) air blower is opened, the aeration tube of scum silica frost area, regulatory region, anoxic zone aerator and film group device is inflated, made
Air is obtained to diffuse in scum silica frost area, regulatory region, anoxic zone, aerator and film group device；The wherein air supply pipe of the aeration tube of anoxic zone
Magnetic valve on road is made it often open 1 minute and closed 10 minutes by controller control；
2) pending sewage flow to the scum silica frost area of pre-processing assembly, settling zone, regulatory region by sewage water inlet pipe successively
Pre-processed, then pretreated sewage is led to by main process task component by elevator pump；When wherein being handled in settling zone, row
Dredge pump discharges a part of sludge in settling zone；
3) in step 2) in, pretreated sewage is first passed around after the tiny particles content that fine fack is removed in sewage, with
Returned sludge is mixed, and denitrogenation of waste water processing is carried out under the second aeration stirrer stirring of anoxic zone；Anoxic zone water outlet is flow to
Aerobic zone, carries out Air Exposure, and it is simultaneously nitrate nitrogen by mineralized nitrogen to remove removal organic polluter；By aerobic zone Air Exposure
Sewage afterwards enters film area；In film area, remaining sludge is discharged by arranging residual pump, mixing is provided by stripping reflux device
The backflow of liquid, is controlled water temperature more than 5 DEG C by electric heater, when the water temperature that temperature controller is measured is less than 5 DEG C, controller control
Electric heater processed is opened and heated；When the water temperature that temperature controller is measured is higher than 8 DEG C, controller control electric heater stops adding
Heat；Scum silica frost area is emitted into by arranging residual pump by excess sludge, after settling zone precipitation, through sludge pump discharge system；Controller
According to the work of the data-signal water production control pump of timer, water flow regulating device and level sensor, wherein control method
It is processing unit per 8 minutes dwell times of run time 2 minutes, and passes through water-level gauge water production control pump stopping water level, setting
Stopping water level ensure that film group device is constantly in floodage；
4) sewage by the processing of main process task component flow to vice processing component and reprocessed, wherein, often complete once to produce
The water cycle, the backwash of automatic back-washing device once, in backwash process, be first shut off produce water solenoid valve, open backwash magnetic valve and
Backwashing pump, by the medicament in negative-pressure ward medicine storing pot before backwashing pump, when reaching the fluid injection time, closes down the said equipment, wait reaches
Restart to produce water after to soak time；Water tank moisturizing is completed within the production water cycle, passes through water tank high water level and moisturizing electricity
Magnet valve ensures water tank full water automatically；Production water pump production water end (W.E.) prepares throwing device with ozone and is connected, and is added and is taken off by ozone
Discharge or reuse after color, sterilizing processing；After the completion for the treatment of sewage whole processing task, whole sewage disposal dress is closed
Put, be vented all reactors.
Compared with sewage-treatment plant of the prior art, portable MBR process spent waters processing unit of the invention has
Following advantage：
(1) it is simple in construction, reasonable in design, it is easy to standard chemical plant to make and transport, floor space is small；
(2) sewage treating efficiency is high, and running dependable performance, effluent quality is good, disclosure satisfy that high standard is discharged, may be used also
For providing high-quality recycled water；
(3) by membranous system autobalance inflow and aquifer yield, achievable film group device is cleaned automatically, simplifies regular maintenance
Workload, winter keeps water temperature, prolonging service lifetime of film automatically；
(4) film group device is by using suspension mounting means, by Hydraulic Optimizing Design, and film dirt can be delayed stifled, extension production water
In the cycle, in solid carbon dioxide beyond film area or maintenance, film group device kept dry material consistency reduces maintenance cost, is prevented effectively from
Equipment fault and operational error cause damage；
(5) by intelligent radio remote monitoring, unattended, movement can be achieved and patrols pipe, the in real time function such as monitoring, effectively subtracts
Lack the labor intensity of operating personnel, have a wide range of applications space.
Brief description of the drawings
Accompanying drawing 1 is the overall structure diagram of movable type MBR process spent water processing units of the invention.
Accompanying drawing 2 is automatic back-washing apparatus structure schematic diagram in movable type MBR process spent water processing units of the invention.
Embodiment
1-2 makees with detailed to movable type MBR process spent waters processing unit of the invention and its processing method below in conjunction with the accompanying drawings
Explanation.
A kind of portable MBR process spent waters processing unit, the sewage-treatment plant includes pre-processing assembly 1, main process task group
Part 2, vice processing component 3；Wherein, it is provided with pre-processing assembly 1 and is provided with recycled water on sewage water inlet pipe, vice processing component and goes out
Water pipe；Main process task component 2 connects pre-processing assembly 1 and vice processing component 3 respectively；Pre-processing assembly 1 includes sequentially connecting successively
Scum silica frost area 101, settling zone 102, regulatory region 103, the outlet of scum silica frost area is provided with grid 104 in aeration, is provided with settling zone
The first aeration stirrer 106 and elevator pump 107 are provided with sludge pump 105, regulatory region；Main process task component 2 includes pressing successively
Anoxic zone 201, aerobic zone 202, the film area 203 of sequence connection, the import of anoxic zone, which is provided with fine fack 204, anoxic zone, also to be set
It is equipped with the second aeration stirrer 205, aerobic zone and is provided with aerator 206, film group device 207, air lift is provided with film area and is returned
Flow device 208, row's residual pump 209, water-level gauge 210 and electric heater 211；Vice processing component includes air blower 301, automatic back-washing
Device 302, electrical control cubicles 303, production water pump 304, ozone prepare throwing device 305；Air blower is respectively connecting to scum silica frost area, regulation
The aeration tube in area, aerator and film group device；Production water pump prepares throwing device by ozone and is connected to recycled water outlet pipe；Electrical control cubicles
Prepare throwing device with air blower, sludge pump, automatic back-washing device, production water pump, ozone respectively and electrically connect.Exposed in the scum silica frost area
The screen of grid is the aperture 5mm stainless steel perforated plate of damming in gas, inside sets aeration tube；Be additionally provided with vice processing component every
Sound, insulation, ventilation, illumination, water-tight device, and extraneous adornment.The board-like film group device that the film group device is installed for suspension, the film
It is provided with around group device in water fender, electrical control cubicles and is additionally provided with controller；Supply air line is filled with film group device, stripping reflux respectively
Put connection；Gas flow adjusting means are additionally provided with each supply air line；It is provided with electric heater on temperature controller, production water pump
It is additionally provided with timer, level sensor, water flow regulating device；Water flow regulating device, gas flow adjusting means, temperature control
Device, timer and level sensor are connected with controller data signal respectively.Automatic back-washing device includes water tank 3021, drug storage
Tank 3022, backwashing pump 3023, backwash magnetic valve 3024, moisturizing magnetic valve 3025, production water solenoid valve 3026, return regulating valve
3027th, water tank high water level 3028；Water tank is connected by moisturizing magnetic valve with production pumping line；Backwash water pump suction pipe is connected
To water tank, medicine storing pot is also connected to by return regulating valve；Backwashing pump, backwash magnetic valve, production water solenoid valve respectively with control
Device data-signal is connected.The controller is also to include wireless transport module on network controller, the network controller, and this is wireless
Transport module monitors water flow regulating device, gas flow adjusting means, temperature controller, timer, water by wireless network in real time
The data-signal of level sensor, and signal stored to Cloud Server be sent to mobile terminal of mobile telephone or long-range fixed terminal is set
It is standby；The network controller can also receive the order that mobile terminal or long-range fixed terminal are actively sent, including modification of program, journey
Sequence is controlled and parameter adjustment.
The processing method of the above-mentioned portable MBR process spent waters processing unit of the present invention comprises the following steps：
1) air blower is opened, the aeration tube of scum silica frost area, regulatory region, anoxic zone aerator and film group device is inflated, made
Air is obtained to diffuse in scum silica frost area, regulatory region, anoxic zone, aerator and film group device；The wherein air supply pipe of the aeration tube of anoxic zone
Magnetic valve on road is made it often open 1 minute and closed 10 minutes by controller control；
2) pending sewage flow to the scum silica frost area of pre-processing assembly, settling zone, regulatory region by sewage water inlet pipe successively
Pre-processed, then pretreated sewage is led to by main process task component by elevator pump；When wherein being handled in settling zone, row
Dredge pump discharges a part of sludge in settling zone；
3) in step 2) in, pretreated sewage is first passed around after the tiny particles content that fine fack is removed in sewage, with
Returned sludge is mixed, and denitrogenation of waste water processing is carried out under the second aeration stirrer stirring of anoxic zone；Anoxic zone water outlet is flow to
Aerobic zone, carries out Air Exposure, and it is simultaneously nitrate nitrogen by mineralized nitrogen to remove removal organic polluter；By aerobic zone Air Exposure
Sewage afterwards enters film area；In film area, remaining sludge is discharged by arranging residual pump, mixing is provided by stripping reflux device
The backflow of liquid, is controlled water temperature more than 5 DEG C by electric heater, when the water temperature that temperature controller is measured is less than 5 DEG C, controller control
Electric heater processed is opened and heated；When the water temperature that temperature controller is measured is higher than 8 DEG C, controller control electric heater stops adding
Heat；Scum silica frost area is emitted into by arranging residual pump by excess sludge, after settling zone precipitation, through sludge pump discharge system；Controller
According to the work of the data-signal water production control pump of timer, water flow regulating device and level sensor, wherein control method
It is processing unit per 8 minutes dwell times of run time 2 minutes, and passes through water-level gauge water production control pump stopping water level, setting
Stopping water level ensure that film group device is constantly in floodage；
4) sewage by the processing of main process task component flow to vice processing component and reprocessed, wherein, often complete once to produce
The water cycle, the backwash of automatic back-washing device once, in backwash process, be first shut off produce water solenoid valve, open backwash magnetic valve and
Backwashing pump, by the medicament in negative-pressure ward medicine storing pot before backwashing pump, when reaching the fluid injection time, closes down the said equipment, wait reaches
Restart to produce water after to soak time；Water tank moisturizing is completed within the production water cycle, passes through water tank high water level and moisturizing electricity
Magnet valve ensures water tank full water automatically；Production water pump production water end (W.E.) prepares throwing device with ozone and is connected, and is added and is taken off by ozone
Discharge or reuse after color, sterilizing processing；After the completion for the treatment of sewage whole processing task, whole sewage disposal dress is closed
Put, be vented all reactors.
The above-mentioned description to embodiment is understood that for ease of those skilled in the art and using this hair
It is bright.Person skilled in the art obviously easily can make various modifications to these embodiments, and described herein
General Principle is applied in other embodiment without passing through performing creative labour.Therefore, the invention is not restricted to implementation here
Example, those skilled in the art do not depart from improvement that scope made and change all should be according to the announcement of the present invention
Within protection scope of the present invention.
Claims (1)
1. a kind of portable MBR process spent waters processing unit, it is characterised in that：The sewage-treatment plant includes pre-processing assembly
(1), main process task component (2), vice processing component (3)；Wherein, sewage water inlet pipe, vice processing group are provided with pre-processing assembly (1)
Recycled water outlet pipe is provided with part；Main process task component (2) connects pre-processing assembly (1) and vice processing component (3) respectively；Pre- place
Reason component (1) includes scum silica frost area (101), settling zone (102), the regulatory region (103) sequentially connected successively, and the outlet of scum silica frost area is set
Have to be provided with sludge pump (105), regulatory region in grid (104) in aeration, settling zone and be provided with the first aeration stirrer
And elevator pump (107) (106)；Main process task component (2) includes anoxic zone (201), aerobic zone (202), the film sequentially connected successively
Area (203), the import of anoxic zone, which is provided with fine fack (204), anoxic zone, is additionally provided with the second aeration stirrer (205),
It is provided with aerobic zone in aerator (206), film area and is provided with film group device (207), stripping reflux device (208), row's residual pump
(209), water-level gauge (210) and electric heater (211)；Vice processing component include air blower (301), automatic back-washing device (302),
Electrical control cubicles (303), production water pump (304), ozone prepare throwing device (305)；Air blower be respectively connecting to scum silica frost area, regulatory region,
The aeration tube of aerator and film group device；Production water pump prepares throwing device by ozone and is connected to recycled water outlet pipe；Electrical control cubicles point
Do not prepare throwing device with air blower, sludge pump, automatic back-washing device, production water pump, ozone and electrically connect；
The screen of grid is the aperture 5mm stainless steel perforated plate of damming in being aerated in the scum silica frost area, inside sets aeration tube；Vice processing
Sound insulation, insulation, ventilation, illumination, water-tight device, and extraneous adornment are additionally provided with component；
It is provided with water fender, electrical control cubicles and also sets around the board-like film group device that the film group device is installed for suspension, the film group device
It is equipped with controller；Supply air line is connected with film group device, stripping reflux device respectively；Gas stream is additionally provided with each supply air line
Quantity regulating device；It is provided with electric heater on temperature controller, production water pump and is additionally provided with timer, level sensor, water-carrying capacity tune
Regulating device；Water flow regulating device, gas flow adjusting means, temperature controller, timer and level sensor respectively with controller
Data-signal is connected；
Automatic back-washing device include water tank (3021), medicine storing pot (3022), backwashing pump (3023), backwash magnetic valve (3024),
Moisturizing magnetic valve (3025), production water solenoid valve (3026), return regulating valve (3027), water tank high water level (3028)；Water tank
It is connected by moisturizing magnetic valve with production pumping line；Backwash water pump suction pipe is connected to water tank, is also connected by return regulating valve
It is connected to medicine storing pot；Backwashing pump, backwash magnetic valve, production water solenoid valve are connected with controller data signal respectively；
The controller is also to include wireless transport module on network controller, the network controller, and the wireless transport module leads to
Cross wireless network and in real time monitor water flow regulating device, gas flow adjusting means, temperature controller, timer, level sensor
Data-signal, and signal is stored to Cloud Server be sent to mobile terminal of mobile telephone or long-range fixed terminal equipment；The network
Controller can also receive the order that mobile terminal or long-range fixed terminal are actively sent, including modification of program, programme-control and
Parameter adjustment；
The processing method of above-mentioned portable MBR process spent waters processing unit comprises the following steps：
1) air blower is opened, the aeration tube of scum silica frost area, regulatory region, anoxic zone, aerator and film group device is inflated so that be empty
Gas is diffused in scum silica frost area, regulatory region, anoxic zone, aerator and film group device；Wherein on the supply air line of the aeration tube of anoxic zone
Magnetic valve by controller control, make its often open 1 minute close 10 minutes；
2) pending sewage is flow to the scum silica frost area of pre-processing assembly, settling zone, regulatory region by sewage water inlet pipe and carried out successively
Pretreatment, then pretreated sewage is led to by main process task component by elevator pump；When wherein being handled in settling zone, sludge pump
By a part of sludge discharge in settling zone；
3) in step 2) in, pretreated sewage is first passed around after the tiny particles content that fine fack is removed in sewage, with backflow
Sludge is mixed, and denitrogenation of waste water processing is carried out under the second aeration stirrer stirring of anoxic zone；Anoxic zone water outlet flow to aerobic
Area, carries out Air Exposure, and it is simultaneously nitrate nitrogen by mineralized nitrogen to remove removal organic polluter；After the Air Exposure of aerobic zone
Sewage enters film area；In film area, remaining sludge is discharged by arranging residual pump, mixed liquor is provided by stripping reflux device
Backflow, is controlled water temperature more than 5 DEG C by electric heater, when the water temperature that temperature controller is measured is less than 5 DEG C, controller control electricity
Heater is opened and heated；When the water temperature that temperature controller is measured is higher than 8 DEG C, controller control electric heater stops heating；It is logical
Excess sludge is emitted into scum silica frost area by the row's of mistake residual pump, after settling zone precipitation, through sludge pump discharge system；Controller is according to meter
When device, water flow regulating device and level sensor data-signal water production control pump work, wherein control method be processing
Device passed through water-level gauge water production control pump stopping water level, the stopping of setting per 8 minutes dwell times of run time 2 minutes
Water level ensures that film group device is constantly in floodage；
4) sewage by the processing of main process task component flow to vice processing component and reprocessed, wherein, often complete once to produce water week
Phase, automatic back-washing device backwash once, in backwash process, is first shut off producing water solenoid valve, opens backwash magnetic valve and backwash
Pump, by the medicament in negative-pressure ward medicine storing pot before backwashing pump, when reaching the fluid injection time, closes down the said equipment, waits leaching to be achieved
Restart to produce water after the bubble time；Water tank moisturizing is completed within the production water cycle, passes through water tank high water level and moisturizing magnetic valve
It is automatic to ensure water tank full water；Production water pump production water end (W.E.) prepares throwing device with ozone and is connected, and is added by ozone and is decolourized, killed
Discharge or reuse after bacterium is disinfected；After the completion for the treatment of sewage whole processing task, whole sewage-treatment plant, emptying are closed
All reactors.
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| CN106045039A (en) * | 2016-07-18 | 2016-10-26 | 合肥益企学科技有限公司 | Sewage treatment system of membrane-containing process and operation method of sewage treatment system |
| CN106186564A (en) * | 2016-08-30 | 2016-12-07 | 广德清源水处理设备有限公司 | Membrane bioreactor sewage purification system and operational approach thereof |
| CN106396300A (en) * | 2016-12-09 | 2017-02-15 | 北京城市排水集团有限责任公司 | Sewage treatment device of precast concrete structure and treatment method |
| CN110028175B (en) * | 2018-01-12 | 2022-02-01 | 中国石油天然气股份有限公司 | Oil-gas well fracturing flowback fluid treatment method and device and skid-mounted box |
| CN108751569A (en) * | 2018-04-17 | 2018-11-06 | 云南嘉科环保设备有限公司 | Intellectual integrated processor for waste water |
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| CN104773907A (en) * | 2015-03-26 | 2015-07-15 | 苏州苏科环保科技有限公司 | Movable high integration membrane bioreactor |
| CN205295073U (en) * | 2015-12-07 | 2016-06-08 | 北京城市排水集团有限责任公司 | Portable MBR technology sewage treatment plant |
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