CN106630379A - Buried type glass fiber reinforced plastic integrated sewage treatment equipment and process - Google Patents
Buried type glass fiber reinforced plastic integrated sewage treatment equipment and process Download PDFInfo
- Publication number
- CN106630379A CN106630379A CN201610960028.9A CN201610960028A CN106630379A CN 106630379 A CN106630379 A CN 106630379A CN 201610960028 A CN201610960028 A CN 201610960028A CN 106630379 A CN106630379 A CN 106630379A
- Authority
- CN
- China
- Prior art keywords
- tank
- sewage
- sludge
- pump
- pond
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- 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
- C02F1/001—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
- C02F1/28—Treatment of water, waste water, or sewage by sorption
-
- 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
- C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
- C02F1/5236—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using inorganic agents
- C02F1/5245—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using inorganic agents using basic salts, e.g. of aluminium and iron
-
- 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
- C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
- C02F1/54—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using organic material
- C02F1/56—Macromolecular compounds
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F11/00—Treatment of sludge; Devices therefor
- C02F11/12—Treatment of sludge; Devices therefor by de-watering, drying or thickening
- C02F11/121—Treatment of sludge; Devices therefor by de-watering, drying or thickening by mechanical de-watering
- C02F11/122—Treatment of sludge; Devices therefor by de-watering, drying or thickening by mechanical de-watering using filter presses
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2303/00—Specific treatment goals
- C02F2303/14—Maintenance of water treatment installations
-
- 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
- C02F2303/24—Separation of coarse particles, e.g. by using sieves or screens
-
- 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
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/30—Aerobic and anaerobic processes
Landscapes
- 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)
- Biological Treatment Of Waste Water (AREA)
Abstract
The invention belongs to the technical field of sewage treatment and in particular relates to buried type glass fiber reinforced plastic integrated sewage treatment equipment and process. The buried type glass fiber reinforced plastic integrated sewage treatment equipment provided by the invention is wholly buried into the ground and comprises a grid tank, a regulation tank, a hydrolysis-acidification tank, an MBBR (Moving Bed Biofilm Reactor) tank, an inclined tube sedimentation tank, an intermediate water tank and a clean water tank, wherein the grid tank, the regulation tank, the hydrolysis-acidification tank, the MBBR tank, the inclined tube sedimentation tank, the intermediate water tank and the clean water tank are sequentially arranged in series. According to the buried type glass fiber reinforced plastic integrated sewage treatment equipment provided by the invention, the sewage treatment amount reaches 10m<3>/d to 200m<3>/d; sewage is treated for 24h and a designed treatment water amount is 0.5m<3>/h to 10m<3>/h; the treatment capacity per year reaches a grade of ten thousand tons or more; the buried type glass fiber reinforced plastic integrated sewage treatment equipment has the advantages of simplicity in operation, reasonable structure, high treatment efficiency, low investment cost and low operation cost.
Description
Technical field
The invention belongs to technical field of sewage, and in particular to a kind of buried fiberglass integrated sewage treating apparatus
And technique.
Background technology
With the growth of economy and population, the pollution to the Nature is more and more paid attention to by the mankind.Water, as mankind institute
The irreplaceable a kind of resource for needing, is one of mainstay of social sustainable development.Mankind itself's survival and development is not only consumed
Flood tide water resource, but also substantial amounts of pollutant are discharged in environment, cause the obvious deterioration of environment.In order to protect Ecology ring
Border, benefit future generations offspring, and not only the sewage to producing in production and life is processed, but also to accomplish reuse, saves water
Resource.
In traditional Chinese countryside, generally existing the conspicuous contradiction of " have upper water, do not descend water " in the problem of water.Life
Sewage through any process, is not directly discharged into river, causes river blackening smelly.Now, such case is gradually changing
Become.The first half of the year in 2015, water closet is just promoted the use of in various places in rural area.
The dirt of China villages and towns in rural areas life at present has following characteristics:
(1)Wide, dispersion.Rural area does not have sewer and draining system, the facility without any collection, the scattered geographical distribution in village
Feature causes sewage to disperse, it is difficult to collect.
(2)Source is more.Except the dirt produced from human faecal mass, kitchen cooking water, shower, slurry and toilet flushing
Outside water, the sewage that also household cleaning, house refuse are stacked diafiltration and produced.
(3)Increase fast.With the raising and the change of life in the countryside mode of life of farmers level, the generation of sanitary sewage
Amount is also increased.
(4)Handling rate is low.Rural area does not have the facility of any collection, and these are water-dispersible, with rainwash, with landing
Table water flows into water body, the soil water and the bodies of groundwater such as river, lakes and marhshes, irrigation canals and ditches, pond, reservoir, causes water pollution.
(5)The Northeast's winter is cold, and temperature is down to less than -20 DEG C, and soil layer can freeze to 1.5 to 2 meters or so, to process
Bring difficulty.
Counted according to China Expressway net, by December, 2015, national highway mileage open to traffic is 12.5
Ten thousand kilometers, it is configured with substantial amounts of high-speed service area.Expressway Service becomes guarantee expressway safety, unimpeded, square
Just, efficiently important auxiliary facility, the water prevention and cure of pollution and ecological construction of Expressway Service increasingly obtain transportation industry
Pay attention to.Service area employee life is washed one's face and rinsed one's mouth, motor vehicle repair, public lavatory etc. can produce substantial amounts of sewage, if these sewage are without processing just
Directly outer row will pollute surrounding, the living environment of destruction people that can be serious.Efficient method is taken to these sewage
Processed for the living environment and ecological environment security tool improved around service area has very great significance.
Current Wastewater Treatment in Expressway Service Center present situation:
(1)Because Expressway Service is away from city, the sewage that it is produced needs single away from municipal sewage collection system pipe network
Small-sized treatment facility is processed sewage.
(2)Points of contamination is more, and a single point position sewage quantity is little and position independence, and sewage quantity fluctuates larger with the period.
(3)Based on public lavatory and cleaning, food and drink waste water occupies larger proportion to sewage, while gas station and vehicle wash are dirty
Pollutant containing oils in water.
(4)Sewage nonuniformity coefficient is big, and hydraulic blow load is big.
(5)The Expressway Service of early stage mainly builds anaerobic tank and sewage is simply processed, and the place of anaerobic tank
Reason effect is less desirable, processes effluent quality unstable and easily cause the pollution of subsoil water.
For China's domestic sewage in villages and towns in rural areas and Expressway Service are generally off-site from city, it is impossible to which be directly brought into city
Municipal wastewater pipe network problem, need to develop a kind of cheap sewage disposal device system of rational in infrastructure, operating cost, it is residing
The sewage of reason is typically made up of fecal sewage, food and drink slurry.At present, at home using ripe domestic sewage treatment process
A lot, had using more biochemical process:Anoxia-aerobic activated sludge process(A/O)Technique, anaerobism-anoxia-aerobic activity
Sludge(A/A/O)Technique, MBR membrane biological reaction techniques, Gas biological filter(BAF)Technique and interval etc., but due to
Domestic sewage in villages and towns in rural areas and general dissolubility CODcr of sewage in expressway service are higher with BOD5 indexs, BOD:COD's
Ratio>0.3, need to develop new processing method.
The content of the invention
For the problem that prior art is present, the present invention provide a kind of buried fiberglass integrated sewage treating apparatus and
Technique, it is therefore an objective to make sanitary sewage reach Jing after equipment process with industrial organic waste water similar therewith《Urban wastewater treatment firm
Pollutant emission standard》(GB18918-2002)Primary standard a standards, and it is high with simple to operate, rational in infrastructure, treatment effeciency
And investment, the cheap advantage of operating charges.
The buried fiberglass integrated sewage treating apparatus for realizing the object of the invention integrally imbed underground, including grid
Pond, regulating reservoir, hydrolysis acidification pool, MBBR ponds, tube settler, intermediate pool and clear water reserviors, grid pond, regulating reservoir, hydrolysis acid
Change pond, MBBR ponds, tube settler, intermediate pool and clear water reserviors arranged in series in order;
Described grid pond is provided with water inlet, and grid is provided near the side of regulating reservoir in grid pond, and regulating reservoir is provided with elevator pump,
Elevator pump is connected with sewage conduct, and sewage conduct extend into hydrolysis acidification pool bottom, and the sewage conduct of hydrolysis acidification pool extend into
MBBR(Moving Bed Biofilm Reactor)Growth in pond, wherein hydrolysis acidification pool has facultative anaerobic bacteria and is mounted with floating
Dynamic filler, MBBR ponds extend into tiltedly built with aerobic bacteria, nano porous ceramics aerator and floating filler, MBBR ponds sewage conduct
The center mozzle of pipe sedimentation tank, tube settler bottom is provided with sludge pump, and top is provided with two pipeline reactors, two pipelines
Reactor by drug feeding pipeline respectively with aluminium polychlorid(PAC)Medicine system is connected and polyacrylamide(PAM)Medicine system
It is connected, the sludge pump connection sludge pipe of bottom, sludge pipe connection concentration tank, concentration tank top is provided with outlet of sewer, bottom
Connecting screw rod pump, screw pump connects filter press by sludge pipe;During described tube settler sewage conduct extend into
Between pool bottom, intermediate pool bottom is provided with filter pump, and filter pump is connected by pipeline with filtering tank, and filtering tank bottom is provided with draining
Mouthful, the water after filtration enters clear water reserviors, and clear water reserviors bottom is provided with backwashing pump, is connected with filtering tank by pipeline, and top is provided with instead
Discharge outlet is rushed, back-flushing enters regulating reservoir, and clear water reserviors are provided with outer discharge outlet, is connected with reuse water spot pipeline.
Wherein, described facultative anaerobic bacteria is the commercial facultative anaerobic bacteria strain of market purchase;Described aerobic bacteria is city
The commercial aerobic bacteria strain of field purchase.
The described external aerator of nano porous ceramics aerator is connected, and the external form of nano porous ceramics aerator is a diameter of
215 mm, the porosity is 36-42%, oxygen uptake rate 16-25%, service area:0.3-0.75m2/, compressive resistance 8kn is micro-
Hole average pore size is 200 μm, dynamic efficiency:4-6kgO2/ Kwh, drag losses:30-80mm(H2O)Ceramics.
Described floating filler is hollow circular cylinder made by polyethylene, and long 5~7mm, diameter 10mm, column body has ten
Word is supported, and there is fin outside, and density is 0.95g/cm2, porosity 88%, the biology for being available for facultative anaerobic bacteria or aerobic bacteria to be formed
The specific surface area of film attachment is 800 m2/ m3, the filling rate of combined stuffing is 67%.
The operating temperature in described MBBR ponds is controlled at 20 DEG C ~ 30 DEG C.
Described tube settler refers to the sedimentation tank that inclined tube is provided with settling zone, and assembling form has inclined tube and arm two
Kind.
Described filtering tank is built with quartz sand, zeolite and activated carbon as filtering material.
Described grid pond, regulating reservoir, hydrolysis acidification pool, MBBR ponds, tube settler, intermediate pool and clear water reserviors material
It is fiberglass.
Using above-mentioned buried fiberglass integrated sewage treating apparatus the technique of sewage disposal is carried out according to following steps
Carry out:
(1)Sewage initially enters anaerobic tank Jing after pipe network collection, and septic tank effluent enters grid pond, and the grid of grid pond removes decontamination
Large scale floating thing and float in water, subsequently into regulating reservoir, using elevator pump hydrolysis acidification pool are squeezed into, in hydrolysis acidification pool
Middle stop 4-6 hours, the facultative anaerobic bacteria being attached in hydrolysis acidification pool on floating filler forms microbial film, by sewage
Insoluble Organic substance changes into dissolved organic matter, and larger molecular organicses are resolved into into small organic molecule and dephosphorization denitrogenation;
(2)Step(1)In hydrolysis acidification pool water outlet flow automatically to MBBR ponds, stop 4-6 in MBBR ponds, aerator machine is to MBBR
Nano porous ceramics aerator sends into air in pond, and floating filler is immersed in sewage, the aerobic bacteria adhered on floating filler
The microbial film of formation decomposes the Organic substance in sewage, and Organic substance is decomposed into into CO2And H2O, further purifies sewage;
(3)Step(2)In the water outlet of MBBR ponds from flowing into tube settler, in the pipeline reactor of tube settler respectively plus
Enter PAC medicaments and PAM medicaments, the float in sewage is formed into floc sedimentation, being deposited to bottom of pond becomes sludge, and sludge Jing sludge pumps are beaten
In entering sludge concentrating pot, then Jing screw pumps are squeezed into chamber filter press and are dehydrated, and filtrate flows back to regulating reservoir, and filter cake send soot to defend
Raw landfill;
(4)Step(3)In tube settler water outlet from flowing into intermediate pool, the filter pump of intermediate pool sent into sewage Jing
In filter tank, filtering tank water outlet enters clear water reserviors, and clear water reserviors standard water discharge reuse is sent to reuse point;
(5)Step(4)In clear water reserviors in backwashing pump backwash is carried out to biological composite filter material filtering tank, water outlet is returned to
Regulating reservoir.
Compared with prior art, it is characteristic of the invention that:
(1)The present invention buried fiberglass integrated sewage disposal technique adopt A/O techniques, A sections pond be hydrolysis acidification pool, water
For the mechanism of solution angle chemically, most compounds are contacted under certain condition with water can all occur hydrolysis,
Hydrolysis can make covalent bond change and rupture, even if compound there occurs change on molecular structure and form.It is biological
Hydrolysis is to lean on the catalytic action of enzyme and accelerate what is reacted, under the conditions of having the catalytic under the conditions of enzyme than without enzyme
It is higher by 108-1011 times.Biological hydrolysis just refer to that the organic molecule Jing of complexity adds water under anoxic conditions, due to hydrolytic enzyme
Participation is broken down into the reaction of simple compound, and biological hydrolysis reaction actually includes hydrolysis and is acidified two stages, acid
It is simple organic acid that change can make complicated organic matter degradation.Aerobic process is typically connected to behind hydrolytic tank, in hydrolytic tank digestion
Main purpose be in order that the hydrolysis of organic matter of macromole is readily biodegradable small-molecule substance and to remove a part
Organic substance.The present invention is designed with low residence times, makes hypoxia response occur, in hydrolysis, souring stage, to suppress methanogen
Activity, only produce a small amount of gas, reliable guarantee is provided for safe operation, simultaneously because cell body is in underground, it is considered to will
Gas produced by anoxic treatment is derived by airway and done except stink process, thus not there are problems that foul smell and combustion explosion
It is dangerous.
O sections are Aerobic Pond, and for the water quality situation of sewage, Aerobic Process for Treatment is biological contact oxidation chemical industry using more method
Skill, especially connects Biological Contact Oxidation Process behind hydrolytic tank.Sewage Jing after hydrolysis process, into biological contact oxidation pond,
That is MBBR ponds.Biological contact oxidation process is a kind of bio membrane process between activated sludge process and biofilter, contact
Filler is provided with oxidation pond, part microorganism is grown on filler surface with biomembranous form set, and part is then with cotton-shaped outstanding
Floating life is longer than in water, therefore it is the characteristics of have activated sludge process and biofilter concurrently.Biological Contact Oxidation Process can be to hydrolysis
Undecomposed completely larger molecular organicses are further processed in pond, and filter most suspended substances.Set after biological contact oxidation pond
There is sedimentation tank, retain the biomembrane and suspended sludge flowed out with water.Aerator is located at filler bottom, using blast aeration system
System, can so increase dischargeable capacity, and filler interlayer turbulent flow is fierce, and biomembrane updating decision, activity is high, is not easily blocked.Biology connects
Tactile oxidation pond can remove the CODcr of 80-90% in sewage, make water outlet reach discharge standard.
A/O techniques form anaerobic-aerobic dephosphorization and denitrification process, with certain denitrogenation as a result of preposition hydrolytic tank
Effect.Biological denitrification process is completed by the step of nitrification and denitrification two.Nitrification is into nitrate, under aerobic condition by ammonium oxidation
Complete.Denitrification is to deviate from nitrate reduction from water into nitrogen, in anoxia condition(Free-dioxygen but there is nitrate state oxygen)
Just can complete when supplying the denitrifying bacterium carbon energy down and with Organic substance.Therefore traditional biological denitrificaion is nitrification-denitrification work
Skill, will add organic chemistry medicament before denitrification, and flow process is complicated, and structures are more.Pre-denitrification and denitrogenation technology of the present invention, first
Sewage is introduced into anoxia section, wherein using the Organic substance in sewage as the carbon energy, denitrification denitrogenation is carried out to nitrate, it is organic
Thing obtains initial breakdown;Subsequently into aerobic section, the nitrification of Organic substance further degraded and ammonia nitrogen wherein, and by aerobic section nitre
To anoxia section, provide enough nitrate for anoxia section carries out denitrification to water outlet mixed-liquor return after change;Set after aerobic section
Sedimentation tank, precipitating sludge is back to aerobic section to ensure sufficient microorganism reason.
The present invention adopts A/O biochemical processing process, with the good Organic substance, the preferable denitrogenation work(that remove in sewage
Can, to meet the requirement of discharge standard;A/O techniques have preferable anti impulsion load ability, to adapt to what water quality, the water yield changed
Feature;
Using sludge reflux nitre solution technique, the growing amount of sludge is substantially reduced;Using new packing, biofilm is fast, and life-span length is processed
Instant effect;The present invention takes into full account the probability that secondary pollution is produced, and is affected to be reduced to minimum level.
Floating filler is provided with the hydrolysis acidification pool of the present invention, the sludge concentration in hydrolysis acidification pool can be made to increase greatly
Plus, while improving the relative density of sludge, there is the micropopulation grown with biomembrane form on filler surface, sewage is by filling out
During the bed of material, Organic substance is adsorbed, decomposition, and this design has biomass concentration high, and organic loading is high, anti impulsion load ability
By force, the convenient advantage of operational management, using Automated condtrol, it is easy to management and maintenance, improves system reliability, stability, processes
Facility is all embedded in below jelly layer, beneficial to heat-preserving anti-freezing, it is ensured that normal operation throughout the year.
(2)Hydrolysis acidification pool water outlet, then using aerobic treatment, equally introduce floating in MBBR ponds in the present invention and fill out
Material, there is cross hang inside floating filler, there is fin outside, can provide good growing environment to microorganism, can be good
With air stirring under oxygen operation, or biological material uniform suspension flow in water is made with mechanical agitation under simultaneous/anaerobic operation
It is dynamic, the special shape of this carrier make microorganism the carrier inner surface growth for having protection remove the CODcr in waste water,
BOD5.The present invention utilizes floating filler with the ultimate principle of biomembrance process, and combines the advantage of traditional activated sludge process, and
Shortcoming and the restriction of activated sludge process and biomembrance process are surmounted again.High with volumetric loading, strong shock resistance, sludge age is long,
Surplus sludge volume is few, and sludge bulking is not produced in the biochemistry pool, is not required to returned sludge, and operational management is very convenient, be at present compared with
Advanced biochemical technology, the strain concentration in biological tank is greatly improved, and greatly enhances biochemical efficiency, effectively removes ammonia nitrogen, phosphorus
And be difficult to degrade larger molecular organicses.Consider that the weather in northeast is colder simultaneously, to reach the preference temperature of growth, spy adopts
With conditioning oven, temperature holding 20-30 degree, the raising of more favourable biochemical reaction efficiency.MBBR ponds province ground, it is only tradition to take up an area
/ 10th to ten/5th of method;Save time, it is more fast again than traditional method, only need 2 ~ 6 hours;Without sludge reflux or circulation
Backwash;Sludge yield is few;Simple to operate, process is capable of achieving automatization, it is easy to operation and control;Will not block, biomembrane
Constantly come off in turbulent flow, it is to avoid blocking;With stable biofilm system, biology easily rejuvenates, biological to change temperature
And pH value, over loading or be poisoned effect under also can rejuvenate quickly, make treatment effect stablize;Flexible configuration, MBBR ponds
Design flexibility is big, can adopt different configuration modes according to processing requirement and space size;The transformation of built sewerage, liter
Level and expansion are very convenient;Investment cost and operating cost are lower;Water quality is more stable, is not affected by variation water quality in system;
Water outlet is cleaner.
(3)The present invention also carries out coagulating sedimentation using tube settler.Contain substantial amounts of float in waste water, these suspensions
Composition granule diameter is less, is in colloidal state in waste water, and its particle surface carries electric charge, i.e. ζ-potential, ζ-potential it is higher mutually it
Between repulsive force it is stronger, it is difficult to natural subsidence, so using coagulation air-float method.Macromolecule inorganic coagulant is firstly added, is destroyed
Colloid in sewage, is subsequently adding macromolecule organic flocculating agent, and a large amount of float in waste water are formed into floc sedimentation.By coagulating sedimentation
It is removed.By the way that coagulation is heavy eliminate float, it is to avoid the alluvial to structures below.Tube settler is referred in precipitation
The sedimentation tank of inclined tube is provided with area, assembling form has two kinds of inclined tube and arm, in flat flow or the settling zone of vertical sedimentation basin
It is interior to be divided into a series of shallow layer precipitating layers using inclined parallel pipe or parallelpiped (sometimes using honeycomb filler), it is processed
And the heavy mud of sedimentation mutually move and separate in each precipitation shallow-layer.According to its mutual direction of motion be divided into inverse (different) to stream,
Three kinds of different separate modes of concurrent and lateral flow are very shallow heavy equivalent to one per (or in parallel pipe) between two pieces of inclined paralled plates
Shallow lake pond.PAC and PAM must not be added in pipeline reactor on inclined-plate clarifying basin in the present invention, and it is equal by pipeline reactor mixing
It is even.The addition of PAC and PAM makes the granule that natural subsidence is unable in waste water form floccule body, and goes eliminating water by inclined-plate clarifying basin
Middle flocculate, supernatant water flows into intermediate pool.
Tube settler clearance is high, and the time of staying is short, and floor space is little;Lamina flow principle is make use of, sedimentation tank is improve
Disposal ability;Granule settling height is shortened, so as to shorten the sedimentation time;The desilting area of sedimentation tank is increased, so as to
Improve treatment effeciency.The disposal ability of the general sedimentation tank of ratio of this type sedimentation tank is higher by 7-10 times, is a kind of new height
Effect settling apparatus.
(4)Filtrate includes quartz sand, zeolite and activated carbon in the filtering tank of the present invention, is that a kind of advanced biology was combined
Filter material material, biological composite filter material is the micropore knot that the exoenzyme secreted using Institute of Micro-biology penetrates into biological composite filter material
In structure, the Organic substance for making biological composite filter material absorption constantly resolves into CO2And H2O, and synthesize new cell, finally ooze out
The structure of filtering material and be removed.By biological composite filter material it is adsorbing-oxidising-adsorb again, have micro in waste water
Machine thing is removed.Biological composite filter material need not regenerate, and only need regular backwash, it is therefore an objective to loosen filtering material, and upper
The dirt of face retention is discharged, and backwashing water flows into regulating reservoir.Water outlet can further be reduced using biological composite filter material
NH3-N, P, stink and pollutant load, it is ensured that process the water quality of water.Biological composite filter material is more due to its high mechanical strength
Rationally, absorption property is good for pore structure, and retaining power is strong, and the rate of filtration is fast, the features such as usage cycles are long, it is adaptable to life and industry
In water treatment facilities.
The invention has the beneficial effects as follows:
(1)The buried fiberglass integrated sewage treating apparatus long service life of the present invention;Corrosion-resistant, antiacid alkali, be difficult it is old
Change, it is indeformable;Resistance to compression, excellent in cushion effect, durable in use, service life was more than 50 years.(2)The buried fiberglass of the present invention
Integrated sewage treating apparatus integration makes, integral type shaping, seamless, ne-leakage, pollution-free, and equipment integrally buries people ground
Under, winter is antifreeze, summer flood control, can afforest above equipment, environmental beauty.
(3)The present invention adopts floating filler, and light weight, high-strength, physicochemical properties are stable, and specific surface area is big, and biomembrane is attached
Ability strong, sewage and biomembranous contacting efficiency are high, and pollutant removal scope is big, can denitrogenation simultaneously, dephosphorization and remove organic
Thing, sludge yield is few and is easily handled.
(4)The present invention carries out blast aeration using nano porous ceramics aerator, and aeration bubbles diameter is little, gas-oil interfaces
Greatly, bubble diffusion is uniform, will not produce eyelet blocking, and corrosion resistance is strong.Aeration is uniform, and growth of microorganism is ripe.
(5)The Northeast's winter is cold, and temperature is down to less than -20 DEG C, and soil layer can freeze to 1.5 to 2 meters or so, to process
Difficulty, MBBR ponds is brought to adopt radiator valve, temperature control is at 20 ~ 30 °C, it is ensured that biochemical effects.
(6)Using biological composite filter material due to its high mechanical strength in filtering tank of the present invention, loose structure rationally, is inhaled
Attached performance is good, and retaining power is strong, and the rate of filtration is fast, and the features such as usage cycles are long, treatment effeciency is high, and noise is little, simple to operate, dimension
Shield is convenient, it is ensured that stable effluent quality, it is ensured that treatment effect reaches(GB18918-2002)Primary standard a standards.(7)The present invention
Buried fiberglass integrated sewage treating apparatus floor space it is little, actual floor space for armored concrete 60% or so,
Low engineering cost, the product cost is less than reinforced cement concrete 20% or so, inexpensive.(8)Installation of the present invention is fast
Victory, the duration is extremely short.Disposably lifting in place, substantially increases efficiency of construction for job site, shortens the construction period, construction period ratio
Reinforced cement concrete saves 60% or so.
(9)The buried fiberglass integrated sewage treating apparatus sewage disposal water yield of the present invention is up to 10 ~ 200m3/ d, 24
Hour is processed, Design Treatment 0.5 ~ 10m of the water yield3/ h, year, disposal ability was up to more than ten thousand tons ranks.
Description of the drawings
Fig. 1 is the buried fiberglass integrated sewage treating apparatus schematic diagram of the present invention;
Wherein:1:Grid pond;2:Regulating reservoir;3:Hydrolysis acidification pool;4:MBBR ponds;5:Tube settler;6:Intermediate pool;7:Clearly
Pond;8:Grid;9:Elevator pump;10:Sewage conduct;11:Floating filler;12:Sludge pump;13:Pipeline reactor;14:PAC adds
Medicine system;15:PAM medicine systems;16:Sludge pipe;17:Concentration tank;18:Screw pump;19:Filter press;20:Filter
Pump;21:Filtering tank;22:Backwashing pump;23:Aerator;24:Nano porous ceramics aerator;
Fig. 2 is the process chart that the present invention carries out sewage disposal using buried fiberglass integrated sewage treating apparatus.
Specific embodiment
As shown in figure 1, the buried fiberglass integrated sewage treating apparatus of the present invention integrally imbed underground, including grid
Pond 1, regulating reservoir 2, hydrolysis acidification pool 3, MBBR ponds 4, tube settler 5, intermediate pool 6 and clear water reserviors 7, grid pond 1, regulating reservoir
2nd, hydrolysis acidification pool 3, MBBR ponds 4, tube settler 5, intermediate pool 6 and clear water reserviors 7 arranged in series in order;
Described grid pond 1 is provided with water inlet, and grid 8 is provided near the side of regulating reservoir in grid pond, and regulating reservoir is provided with lifting
Pump 9, elevator pump 9 is connected with sewage conduct 10, and sewage conduct 10 extend into the bottom of hydrolysis acidification pool 3, the sewage of hydrolysis acidification pool 3
Pipeline 10 extend into MBBR ponds 4, and growth wherein in hydrolysis acidification pool 4 has facultative anaerobic bacteria and is mounted with floating filler 11, MBBR
Pond 4 extend into tiltedly built with aerobic bacteria, nano porous ceramics aerator 24 and floating filler 11, the sewage conduct 10 in MBBR ponds 4
The center mozzle of pipe sedimentation tank 5, the bottom of tube settler 5 is provided with sludge pump 12, and top is provided with two pipeline reactors 13, and two
Platform pipeline reactor 13 is connected respectively by drug feeding pipeline with PAC medicine systems 14 and PAM medicine systems 15 are connected, the dirt of bottom
Dredge pump 11 connects sludge pipe 16, and the connection concentration tank 17 of sludge pipe 16, the top of concentration tank 17 is provided with outlet of sewer, bottom connection
Screw pump 18, screw pump 18 connects filter press 19 by sludge pipe;The described sewage conduct 10 of tube settler 5 is stretched into
To the bottom of intermediate pool 6, the bottom of intermediate pool 6 is provided with filter pump 20, and filter pump 20 is connected by pipeline with filtering tank 21, filters
The bottom of tank 21 is provided with discharge outlet, and the water after filtration enters clear water reserviors 7, and clear water reserviors bottom is provided with backwashing pump 22, by pipeline and mistake
Filter tank 22 is connected, and top is provided with recoil discharge outlet, and back-flushing enters regulating reservoir 6, and clear water reserviors 7 are provided with outer discharge outlet, with recycle-water
Point pipeline connection.
Embodiment 1
The present embodiment is illustrated by taking the newly-built Sewage Disposal of the high freeway toll station of beacon as an example.Beacon highway is newly-built
Sewage Disposal disposal ability is 50 ton days, and handled sanitary sewage is performed《Urban wastewater treatment firm pollutant emission standard》
(GB18918-2002)The a standards of primary standard, do landscape water after sewage disposal.The design Sewage Disposal sewage disposal water yield
50m3/ d, is processed, i.e. 2.08m per hour for 24 hours3/ h, Design Treatment water yield 2.2m3/ h, year 1.58 ten thousand m of disposal ability3/a.,
Entire length 11.8m of equipment, diameter 2.8m, volume 72.62m;Grid pool size:D(Diameter)×L(Length)=Φ2.8 m
× 1m=6.15m, grid are long:1000mm, grid width:500mm, grid material:Stainless (steel) wire;Adjust pool size:D×L=Φ2.8 m
× 2m=12.3m, dischargeable capacity:12m3 , regulating time:5h;Hydrolysis acidification pool size:D × L=2.8 m of Φ × 2.8m=
17.23m, dischargeable capacity:17m3, the anaerobism time:7.7h;MBBR pool sizes:D × L=Φ 2.8m × 2.8m=17.23m, have
Effect volume:17m3, oxidization time:7.7h;Tube settling pool size:D × L=2.8 m of Φ × 1.4m=8.6m, dischargeable capacity:
5.3m3 , the sedimentation time:2.4h;Intermediate pool size:D × L=2.8 m of Φ × 1m=6.15m, dischargeable capacity:6m3 , stop
Time:2.7h;Clear water pool size:D × L=2.8 m of Φ × 0.8m=4.9m, dischargeable capacity:4m3 , the time of staying:1.8h.
Colder in view of northeast winter, temperature is unfavorable for biochemical treatment than relatively low, and all structures adopt buried glass
Glass steel integration apparatus, fill the thick soil of 1.5m above equipment.
The equipment room matched somebody with somebody outward adopts the brick mix structure, equipment room size to be:6m×8m=48m2.Night shift room is provided with equipment room,
Medicine system, sludge dewatering system, electric control chamber etc., are provided with upper and lower supply and drain water system, electric-control system, heating system etc..
According to general Wastewater Treatment concentration, determine that this programme is as shown in table 1 using design influent quality index.
Handled sanitary sewage is performed《Urban wastewater treatment firm pollutant emission standard》(GB18918-2002)Primary standard a is marked
Standard, reuse or water body nearby is entered after sewage disposal.Leading indicator is taken passages as shown in table 2.
The facultative anaerobic bacteria being related in the present embodiment is to buy the CAS imported from America height sold from Shanghai Jie Nuo Chemical Co., Ltd.s
Effect amphimicrobian strain, aerobic bacteria is the CAS imported from America high-efficiency aerobic bacterium that purchase is sold from Shanghai Jie Nuo Chemical Co., Ltd.s
Kind.
Using buried fiberglass integrated sewage treating apparatus as shown in Figure 1 sewage disposal is carried out according to following steps
Carry out:
(1)Sewage initially enters anaerobic tank Jing after pipe network collection, and septic tank effluent enters grid pond, and the grid of grid pond removes decontamination
Large scale floating thing and float in water, subsequently into regulating reservoir, using elevator pump hydrolysis acidification pool are squeezed into, in hydrolysis acidification pool
Middle stop 4-6 hours, the facultative anaerobic bacteria being attached in hydrolysis acidification pool on floating filler forms microbial film, by sewage
Insoluble Organic substance changes into dissolved organic matter, and larger molecular organicses are resolved into into small organic molecule and dephosphorization denitrogenation;
(2)Step(1)In hydrolysis acidification pool water outlet flow automatically to MBBR ponds, stop 4-6 in MBBR ponds, aerator machine is to MBBR
Nano porous ceramics aerator sends into air in pond, and floating filler is immersed in sewage, the aerobic bacteria adhered on floating filler
The microbial film of formation decomposes the Organic substance in sewage, and Organic substance is decomposed into into CO2And H2O, further purifies sewage;
(3)Step(2)In the water outlet of MBBR ponds from flowing into tube settler, in the pipeline reactor of tube settler respectively plus
Enter PAC medicaments and PAM medicaments, the float in sewage is formed into floc sedimentation, being deposited to bottom of pond becomes sludge, and sludge Jing sludge pumps are beaten
In entering sludge concentrating pot, then Jing screw pumps are squeezed into chamber filter press and are dehydrated, and filtrate flows back to regulating reservoir, and filter cake send soot to defend
Raw landfill;
(4)Step(3)In tube settler water outlet from flowing into intermediate pool, the filter pump of intermediate pool sent into sewage Jing
In filter tank, filtering tank water outlet enters clear water reserviors, and clear water reserviors standard water discharge reuse is sent to reuse point, the final outflow water water quality such as institute of table 3
Show;
(5)Step(4)In clear water reserviors in backwashing pump backwash is carried out to biological composite filter material filtering tank, water outlet is returned to
Regulating reservoir.
By above-mentioned analysis, Jing after processing, discharge water quality can reach waste water: CODcr19.5mg/L; BOD5 7.1mg/L;SS
4.0mg/L; NH3-N 1.5mg/L;Total phosphorus 0.21mg/L.
The expense being related in the present embodiment:
(1)Labour cost:Wastewater treatment 1 people of sole duty, manages on behalf of another 1 people.Full-time 1500 yuan of 1 people's monthly pay.
The ÷ 50=1.00 yuan/ton of 1500 × 1 ÷ 30(Waste water);
(2)The electricity charge:
Installed capacity is 9.8KW, is using capacity:4.9KW
4.9KW × 0.50 yuan/kW ÷ 2.2m3/ h=1.11 yuan/ton(Waste water);
(3)Medicament expense
Process 1m3Waste water needs Ca (OH)2Medicine 200g, PAC medicine 100g, PAM medicine 10g, existing market medicament price Ca (OH)2Medicine is
900 yuan/T, PAC medicines be 1500 yuan/T, 8000 yuan/T of PAM medicines, according to above-mentioned calculation of price ton water treatment agent take 0.41 yuan/
m3;
(4)Processing cost:1.00 yuan/ton(Waste water)+ 1.11 yuan/ton+0.41 yuan/ton=2.51 yuan/ton(Waste water).
To sum up, the present embodiment advanced technology, rational technology, stable and reliable operation, management and maintenance be convenient, capital expenditure is taken and
Operating cost is low, take up an area less, without secondary environmental pollution, realize resource reutilization.
Claims (9)
1. a kind of buried fiberglass integrated sewage treating apparatus, it is characterised in that equipment integrally imbeds underground, including grid
Pond, regulating reservoir, hydrolysis acidification pool, MBBR ponds, tube settler, intermediate pool and clear water reserviors, grid pond, regulating reservoir, hydrolysis acid
Change pond, MBBR ponds, tube settler, intermediate pool and clear water reserviors arranged in series in order;
Described grid pond is provided with water inlet, and grid is provided near the side of regulating reservoir in grid pond, and regulating reservoir is provided with elevator pump,
Elevator pump is connected with sewage conduct, and sewage conduct extend into hydrolysis acidification pool bottom, and the sewage conduct of hydrolysis acidification pool extend into
Growth in MBBR ponds, wherein hydrolysis acidification pool has facultative anaerobic bacteria and is mounted with floating filler, MBBR ponds built with aerobic bacteria, receive
Rice micro-pore ceramic aerator and floating filler, MBBR ponds sewage conduct extend into the center mozzle of tube settler, and inclined tube sinks
Shallow lake bottom of pond portion is provided with sludge pump, and top is provided with two pipeline reactors, two pipeline reactors by drug feeding pipeline respectively with PAC
Medicine system is connected and is connected with PAM medicine systems, and the sludge pump connection sludge pipe of bottom, sludge pipe connection concentration tank is dense
Contracting tank top is provided with outlet of sewer, and bottom connecting screw rod pump, screw pump connects filter press by sludge pipe;Described is oblique
Pipe sedimentation tank sewage conduct extend into intermediate pool bottom, and intermediate pool bottom is provided with filter pump, and filter pump is by pipeline and filtration
Tank is connected, and filtering tank bottom is provided with discharge outlet, and the water after filtration enters clear water reserviors, and clear water reserviors bottom is provided with backwashing pump, by pipe
Road is connected with filtering tank, and top is provided with recoil discharge outlet, and back-flushing enters regulating reservoir, and clear water reserviors are provided with outer discharge outlet, with reuse
Water spot pipeline connects.
2. a kind of buried fiberglass integrated sewage treating apparatus according to claim 1, it is characterised in that described
Facultative anaerobic bacteria is the commercial facultative anaerobic bacteria strain of market purchase;Described aerobic bacteria is the commercial aerobic bacteria bacterium of market purchase
Kind.
3. a kind of buried fiberglass integrated sewage treating apparatus according to claim 1, it is characterised in that described
The external aerator of nano porous ceramics aerator is connected, a diameter of 215 mm of external form of nano porous ceramics aerator, the porosity
For 36-42%, oxygen uptake rate 16-25%, service area:0.3-0.75m2/, compressive resistance 8kn, micropore average pore size is
200 μm, dynamic efficiency:4-6kgO2/ Kwh, drag losses:30-80mm(H2O)Ceramics.
4. a kind of buried fiberglass integrated sewage treating apparatus according to claim 1, it is characterised in that described
Floating filler is hollow circular cylinder made by polyethylene, and long 5~7mm, diameter 10mm, column body has cross hang, and outside has
Fin, density is 0.95g/cm2, porosity 88%, the ratio table for being available for the biomembrane that facultative anaerobic bacteria or aerobic bacteria are formed to adhere to
Area is 800 m2/ m3, the filling rate of combined stuffing is 67%.
5. a kind of buried fiberglass integrated sewage treating apparatus according to claim 1, it is characterised in that described
The operating temperature in MBBR ponds is controlled at 20 DEG C ~ 30 DEG C.
6. a kind of buried fiberglass integrated sewage treating apparatus according to claim 1, it is characterised in that described
Tube settler refers to the sedimentation tank that inclined tube is provided with settling zone, and assembling form has two kinds of inclined tube and arm.
7. a kind of buried fiberglass integrated sewage treating apparatus according to claim 1, it is characterised in that described
Filtering tank is built with quartz sand, zeolite and activated carbon as filtering material.
8. a kind of buried fiberglass integrated sewage treating apparatus according to claim 1, it is characterised in that described
Grid pond, regulating reservoir, hydrolysis acidification pool, MBBR ponds, tube settler, intermediate pool and clear water reserviors material are fiberglass.
9. the technique that sewage disposal is carried out using buried fiberglass integrated sewage treating apparatus as claimed in claim 1,
It is characterized in that following the steps below:
(1)Sewage initially enters anaerobic tank Jing after pipe network collection, and septic tank effluent enters grid pond, and the grid of grid pond removes decontamination
Large scale floating thing and float in water, subsequently into regulating reservoir, using elevator pump hydrolysis acidification pool are squeezed into, in hydrolysis acidification pool
Middle stop 4-6 hours, the facultative anaerobic bacteria being attached in hydrolysis acidification pool on floating filler forms microbial film, by sewage
Insoluble Organic substance changes into dissolved organic matter, and larger molecular organicses are resolved into into small organic molecule and dephosphorization denitrogenation;
(2)Step(1)In hydrolysis acidification pool water outlet flow automatically to MBBR ponds, stop 4-6 in MBBR ponds, aerator machine is to MBBR
Nano porous ceramics aerator sends into air in pond, and floating filler is immersed in sewage, the aerobic bacteria adhered on floating filler
The microbial film of formation decomposes the Organic substance in sewage, and Organic substance is decomposed into into CO2And H2O, further purifies sewage;
(3)Step(2)In the water outlet of MBBR ponds from flowing into tube settler, in the pipeline reactor of tube settler respectively plus
Enter PAC medicaments and PAM medicaments, the float in sewage is formed into floc sedimentation, being deposited to bottom of pond becomes sludge, and sludge Jing sludge pumps are beaten
In entering sludge concentrating pot, then Jing screw pumps are squeezed into chamber filter press and are dehydrated, and filtrate flows back to regulating reservoir, and filter cake send soot to defend
Raw landfill;
(4)Step(3)In tube settler water outlet from flowing into intermediate pool, the filter pump of intermediate pool sent into sewage Jing
In filter tank, filtering tank water outlet enters clear water reserviors, and clear water reserviors standard water discharge reuse is sent to reuse point;
(5)Step(4)In clear water reserviors in backwashing pump backwash is carried out to biological composite filter material filtering tank, water outlet is returned to
Regulating reservoir.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201610960028.9A CN106630379A (en) | 2016-11-04 | 2016-11-04 | Buried type glass fiber reinforced plastic integrated sewage treatment equipment and process |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201610960028.9A CN106630379A (en) | 2016-11-04 | 2016-11-04 | Buried type glass fiber reinforced plastic integrated sewage treatment equipment and process |
Publications (1)
Publication Number | Publication Date |
---|---|
CN106630379A true CN106630379A (en) | 2017-05-10 |
Family
ID=58821701
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201610960028.9A Pending CN106630379A (en) | 2016-11-04 | 2016-11-04 | Buried type glass fiber reinforced plastic integrated sewage treatment equipment and process |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN106630379A (en) |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107162315A (en) * | 2017-05-18 | 2017-09-15 | 重庆市托尔阿诗环保有限公司 | Biological cycle method sewage disposal system |
CN109502880A (en) * | 2018-10-12 | 2019-03-22 | 海南美润环境工程有限公司 | A kind of MBBR integrated sewage treating apparatus and method |
CN113562933A (en) * | 2021-07-29 | 2021-10-29 | 中冶华天工程技术有限公司 | Method and device for treating sewage by integrated sewage treatment device |
CN114804527A (en) * | 2022-04-30 | 2022-07-29 | 齐鲁工业大学 | Movable upflow MBBR integrated sewage treatment equipment and system |
CN115093080A (en) * | 2022-07-04 | 2022-09-23 | 北控水务(中国)投资有限公司 | Plant garden type combined sewage treatment system and method |
CN115259572A (en) * | 2022-08-24 | 2022-11-01 | 江苏力鼎环保装备有限公司 | Single household sewage treatment equipment and treatment process thereof |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN202265482U (en) * | 2011-09-26 | 2012-06-06 | 江苏春晖乳业有限公司 | Milk production wastewater treatment device |
CN102583738A (en) * | 2012-02-22 | 2012-07-18 | 宜兴市金德环保设备有限公司 | Buried water-treatment device |
-
2016
- 2016-11-04 CN CN201610960028.9A patent/CN106630379A/en active Pending
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN202265482U (en) * | 2011-09-26 | 2012-06-06 | 江苏春晖乳业有限公司 | Milk production wastewater treatment device |
CN102583738A (en) * | 2012-02-22 | 2012-07-18 | 宜兴市金德环保设备有限公司 | Buried water-treatment device |
Non-Patent Citations (1)
Title |
---|
刘建伟: "《污水生物处理新技术》", 30 September 2016, 中国建材工业出版社 * |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107162315A (en) * | 2017-05-18 | 2017-09-15 | 重庆市托尔阿诗环保有限公司 | Biological cycle method sewage disposal system |
CN109502880A (en) * | 2018-10-12 | 2019-03-22 | 海南美润环境工程有限公司 | A kind of MBBR integrated sewage treating apparatus and method |
CN113562933A (en) * | 2021-07-29 | 2021-10-29 | 中冶华天工程技术有限公司 | Method and device for treating sewage by integrated sewage treatment device |
CN114804527A (en) * | 2022-04-30 | 2022-07-29 | 齐鲁工业大学 | Movable upflow MBBR integrated sewage treatment equipment and system |
CN115093080A (en) * | 2022-07-04 | 2022-09-23 | 北控水务(中国)投资有限公司 | Plant garden type combined sewage treatment system and method |
CN115259572A (en) * | 2022-08-24 | 2022-11-01 | 江苏力鼎环保装备有限公司 | Single household sewage treatment equipment and treatment process thereof |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN106630379A (en) | Buried type glass fiber reinforced plastic integrated sewage treatment equipment and process | |
CN101618923B (en) | Wastewater treatment method | |
CN102775025B (en) | Municipal life wastewater treatment system with high efficiency and low energy consumption | |
CN104817239B (en) | A kind of heavily contaminated water course in situ water purification system and purification method | |
CN103880253B (en) | Garbage leachate advanced treatment method and Fenton reaction tower | |
CN101073715A (en) | Apparatus and process for clarifying water efficiently | |
CN101973679B (en) | Distributed sewage treatment and regeneration technology | |
CN101468846B (en) | Sectional inlet and drop oxygenation and contact oxidation integrated sewage treating apparatus and method | |
CN101066808A (en) | Ventilating and baffling artificial wetland simulator | |
CN102976548A (en) | Zero emission district sewage resource treatment apparatus | |
CN104261554A (en) | Method for treating sewage by using architectural regenerated aggregate as biomembrane carrier | |
CN201033264Y (en) | High-efficiency water clarifying processing equipment | |
CN101618924A (en) | Wastewater treatment device | |
CN203781981U (en) | Sewage treatment device combining anaerobic biological treatment and ecological treatment | |
CN106517699B (en) | Efficient domestic garbage sewage system and process thereof | |
CN211644786U (en) | Biochemical wetland ecological purification system for new rural domestic sewage | |
CN211896515U (en) | Artificial wetland system applied to super-limit purification treatment of low-concentration polluted water body | |
CN204625450U (en) | A kind of Novel heavy polluted river channel original position water purification system | |
CN109231673B (en) | A/O combined micro-electric field-Fe/C reinforced dephosphorization device and application thereof | |
CN201990575U (en) | Urban sewage treatment system | |
CN109516639B (en) | Label improving and reforming system for urban domestic sewage treatment plant | |
CN101386444A (en) | Aerobic granule sludge membrane bioreactor system | |
Awuah et al. | Performance evaluation of the UASB sewage treatment plant at James Town (Mudor), Accra | |
CN201574109U (en) | Integral sewage treatment vehicle | |
CN210215088U (en) | Quick clean system of black and odorous water body |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170510 |
|
RJ01 | Rejection of invention patent application after publication |