CN104150695B - A kind of blodisc goes out the apparatus and method of advanced water treatment process - Google Patents
A kind of blodisc goes out the apparatus and method of advanced water treatment process Download PDFInfo
- Publication number
- CN104150695B CN104150695B CN201410359865.7A CN201410359865A CN104150695B CN 104150695 B CN104150695 B CN 104150695B CN 201410359865 A CN201410359865 A CN 201410359865A CN 104150695 B CN104150695 B CN 104150695B
- Authority
- CN
- China
- Prior art keywords
- nanometer aeration
- blodisc
- filler
- nanometer
- grades
- 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.)
- Expired - Fee Related
Links
Abstract
Blodisc goes out a device for advanced water treatment process, primarily of nanometer aeration ablating device, blodisc pond, nanometer aeration cohesion-micro swirl flocculation plant, three grades of recoil screen apparatus and photocatalytic degradation reaction unit composition.The invention also discloses and make use of the method that said apparatus carries out sewage disposal.The present invention has easy handling, is convenient to safeguard, is particularly useful for the wastewater treatment of big yield, difficult degradation, high concentrtion.
Description
Technical field
The present invention relates to the device that a kind of blodisc goes out advanced water treatment process.
The invention still further relates to the concrete grammar utilizing said apparatus deep purifying sewage.
Background technology
Present stage, some are difficult to biodegradable organism and enter in a large number in waste water, make waste water become pollution the most seriously, one of the most unmanageable trade effluent.So the wastewater treatment means still based on biochemical process can not meet actual needs.Therefore, each state all carries out exploration and the research of new biological treatment and efficient special bacterium and new chemical medicament in recent years.
Manufacturing district waste water has that concentration is high, toxicity is large, be difficult to the features such as biological degradation, solve this kind of organic industrial sewage process problem, chemical oxygen demand (COD) emission reduction tasks for the heavy polluted industry such as chemical industry, pharmacy is most important, and standard biologic rotating disk, sand filtering device and aeration mode are less to this kind of waste water effect.
Summary of the invention
The object of the present invention is to provide a kind of blodisc water outlet advanced treatment apparatus.
Another object of the present invention is to provide a kind of said apparatus that utilizes to carry out the method for advanced treatment to blodisc water outlet.
For achieving the above object, blodisc provided by the invention goes out the device of advanced water treatment process, primarily of nanometer aeration ablating device, blodisc pond, nanometer aeration cohesion-micro swirl flocculation plant, three grades of recoil screen apparatus and photocatalytic degradation reaction unit composition; Wherein:
Offer mud discharging mouth bottom nanometer aeration ablating device, nanometer aeration ablating device inside is positioned at above mud discharging mouth and is provided with nanometer aeration dish, and the top of nanometer aeration dish is provided with stirrer; Side in nanometer aeration ablating device is provided with heating zone and temperature-sensitive control head, and heating zone and temperature-sensitive control head are controlled by temperature controller; Blodisc pond is led in the water outlet of nanometer aeration ablating device;
Be provided with the blodisc that many groups are arranged in parallel in blodisc pond, by body of wall, blodisc be divided into Liang Ge district, by geartransmission between the rotating shaft of each group blodisc, and blodisc has the area of 20-60% to be immersed in blodisc pond; Be covered with flow model molecular sieve filling at the bottom of the pond in blodisc pond, blodisc inside is filled with molecular sieve filling;
Blodisc is pie hollow iron, full polyethylene ball is filled in iron cage inside, polyethylene ball inside is hollow, spherome surface is covered with square opening, polyethylene ball inside is filled with coal ash molecular sieve filler, compactedness is 70%, to ensure the mobility of filler, filling surface microbial film is come off under shock rubbing effect; Nanometer aeration cohesion-micro swirl flocculation plant is led in the water outlet in blodisc pond;
Spiral transferring mud device and mud mouth is provided with bottom nanometer aeration cohesion-micro swirl flocculation plant, the side that nanometer aeration cohesion-micro swirl flocculation plant connects blodisc pond water outlet is main reaction region, for completing nanometer air supporting-agglomeration process, adjacent main reaction zone is flco Engagement Area, adjacent flco Engagement Area be flco secondary Engagement Area; Be provided with micro swirl coagulator in main reaction region, main reaction region inner upper passes into O
2nanometer aeration head, top, main reaction region is provided with the chemicals dosing plant adding coagulating agent; The inclined tube for flco interception precipitation is equipped with in flco Engagement Area; Flco secondary Engagement Area inside is filled with polyacrylic tridimensional network filler, a nanometer aeration head is laid below tridimensional network filler, be provided with water outlet bottom flco secondary Engagement Area, water outlet connects the water-in revolving three grades of recoil screen apparatus by hydro-pump;
The water inlet in three grades of recoil screen apparatus ponds is provided with an influent weir, and water outlet is provided with backflash, and three grades of recoil screen apparatus inside are divided into the water collecting basin on top and flow-dividing bin two parts of bottom by perforated grill, and flow-dividing bin is compact arranged cylindrical shape; Perforated grill top center lays a nanometer aeration head, is embedded in the sieving filler of filling, is provided with a spoiler above sieving filler near influent weir place, is provided with one passes into O near the side of backflash
2aeration tube, aeration tube is provided with multiple pore solarization air cap, and vertically upward, sieving filler is provided with ultrasonic generator to solarization air cap; The below of flow-dividing bin is water tank, water tank outer wall brushing lucifuge blackwash, and the photocatalyst of its inwall uniform loading one deck nonmetal doping, is provided with ultraviolet sterilization lamp bottom it, and is provided with between sterilizing lamp and passes into O
3aeration nanometer aeration head, in water tank, remaining space is filled with semi-conductor load filler; The water outlet direct lead-in light catalytic degradation reaction device of three grades of recoil screen apparatus;
Photocatalytic degradation reaction unit inwall uniform loading one deck nonmetal doping photocatalyst, bottom offers mud discharging mouth, be positioned at above mud discharging mouth and be provided with nanometer aeration dish, nanometer aeration dish is provided with low pressure ultraviolet mercury lamp framework, low pressure ultraviolet mercury lamp framework is provided with low pressure ultraviolet mercury lamp, and low pressure ultraviolet mercury lamp is provided with waterproof sleeve.Photocatalytic degradation reaction unit remaining space inside is filled with semi-conductor load filler; The top of photocatalytic degradation reaction unit is provided with tinted shade.
Described blodisc goes out the device of advanced water treatment process, wherein, the water outlet of nanometer aeration ablating device is delivered to elevated tank by laying pipe network, and the sewage of being discharged by elevated tank, just to the unpowered waterwheel that blodisc pond is installed, utilizes transform gravitational energy to rotate for kinetic energy promotes waterwheel; Unpowered waterwheel is coaxial with a gear, this gear and other multiple engaged gears, and lays a sprocket wheel on all gears, the transmission between auxiliary waterwheel and gear and gear, and then drives the blodisc coaxial with gear to rotate in contact reacts groove.
Described blodisc goes out the device of advanced water treatment process, and wherein, the coagulating agent used in nanometer aeration cohesion-micro swirl flocculation basin is polymerize aluminum chloride+cationic polyacrylamide.
Described blodisc goes out the device of advanced water treatment process, wherein, three grades recoil screen apparatus in quartz sand chosen by sieving filler, modified manganese sand mixes with natural zeolite molecular sieve, particle diameter is 0.5-1.2mm, and nonuniformity coefficient is 2.
Described blodisc goes out the device of advanced water treatment process, wherein, in nanometer aeration ablating device, nanometer aeration cohesion-micro swirl flocculation plant, three grades of recoil sieving ponds of screen apparatus and water collecting basin and in photocatalytic degradation reaction unit, nanometer aeration head is connected with a nanometer aeration machine respectively.
Described blodisc goes out the device of advanced water treatment process, and wherein, during the back flushing of nanometer aeration ablating device, nanometer aeration cohesion-micro swirl flocculation plant, three grades of recoil screen apparatus, the air inlet of nanometer aeration head is O
2, stir and clean filler for coagulation; Water collecting basin and the air inlet of photocatalytic degradation reaction unit nanometer aeration head of three grades of recoil screen apparatus are O
3, by the production process of nanometer aeration strengthening hydroxyl radical free radical.
The device utilizing above-mentioned blodisc to go out advanced water treatment process provided by the invention carries out the method for sewage disposal:
After sewage enters nanometer aeration ablating device, the bubble that nanometer aeration ablating device produces evenly is mixed in sewage, when high-temperature nano aeration, nanometer aeration process is carried out to sewage, in sewage, tiny flco floats with nano bubble, removed with Despumation device by air supporting principle, in sewage, residual biodegradable organic compounds decomposes under the effect of nanometer aeration advanced oxidation, melt, pathogenic bacteria and microorganism are inactivated, and improve transparency and the colourity of sewage, pollution substance in flow model molecular sieve filling absorption effluent bottom nanometer aeration ablating device, suppress saprobia toxicity to improve biological sewage treatment effect, water outlet after the process of nanometer aeration ablating device is led in blodisc pond,
Pollution substance in the further absorption effluent of molecular sieve filling that inside, blodisc pond is filled, suppresses saprobia toxicity to improve biological sewage treatment effect; The coal ash molecular sieve filler of blodisc inside is 70% due to its compactedness, ensure that the mobility of coal ash molecular sieve filler, and coal ash molecular sieve filling surface microbial film is come off under shock rubbing effect; Water outlet after the process of blodisc pond is directed in nanometer aeration cohesion-micro swirl flocculation plant;
Water outlet carries out nanometer air supporting-agglomeration process in the main reaction region of nanometer aeration cohesion-micro swirl flocculation plant, again condense in micro swirl coagulator-flocculate, then from flowing to flco Engagement Area, flco sinks down into reactor bottom at the interception function of inclined tube, timing is regularly discharged from mud mouth under the drive of spiral conveyer, clear liquor overflow is to flco secondary Engagement Area, under the effect of tridimensional network filler, carry out secondary interception, the clear liquid after filtration is discharged from water outlet and is entered three grades of recoil screen apparatus;
In three grades of recoil screen apparatus, the discontinuous work of nanometer aeration head in water tank, air is upwards heaved from perforated grill, be divided into small bubbles, interval breaks up the fine and close crud layer on sieving filler, pollution substance layer is broken into sheet and floats, under the buoyancy of aeration tube and water inlet impact the synergy of flow-stopping plate thrust to the right, overflow is to backflash, the pollutent that sieving filler is retained is concentrated outside remover, mix with water inlet and again process, to extend three grades of recoil screen apparatus work-ing lifes and backwash cycle;
Nanometer aeration head in water tank adopts O
3aeration, because nano bubble has the characteristic such as huge quantity, specific surface area, slowly lift velocity, gas residence time of ducking in drink is long simultaneously, adds gas liquid interfacial area, duration of contact, be beneficial to ozone soluble in water, overcome the shortcoming that ozone is insoluble in water; Microbubble inside there is larger pressure and nano bubble breaks time interface disappear, the chemical energy that surrounding environment acutely changes generation impels and produces more hydroxyl radical free radical OH, strengthens O
3the organic ability of oxygenolysis; And Nano grade O
3bubble and ultraviolet sterilization lamp, semi-conductor load filler coexist in water tank, improve advanced oxidation effect, can effectively improve OH production rate, and the sewage through the process of three grades of recoil screen apparatus enters in photocatalytic degradation reaction unit and carries out photocatalytic degradation reaction.
Described method, wherein, the hydraulic detention time in nanometer aeration ablating device is more than 30min; Hydraulic detention time in blodisc pond is more than 2h; In photocatalytic degradation reaction unit, hydraulic detention time is more than 15min.
Described method, wherein, the sieving pond of nanometer aeration ablating device, nanometer aeration cohesion-micro swirl flocculation plant, three grades of recoil screen apparatus is connected a nanometer aeration machine respectively with the nanometer aeration head in tank and in photocatalytic degradation reaction unit.
Described method, wherein, during the back flushing of nanometer aeration ablating device, nanometer aeration cohesion-micro swirl flocculation plant, three grades of recoil screen apparatus, the air inlet of nanometer aeration head is O
2, stir and clean filler for coagulation; Tank and the air inlet of photocatalytic degradation reaction unit nanometer aeration head of three grades of recoil screen apparatus are O
3, by the production process of nanometer aeration strengthening hydroxyl radical free radical.
Present invention employs collection wet oxidation principle, the nanometer aeration ablating device of nanometer aeration technical project carries out pre-treatment to sewage, improve sewage oxygen level and biodegradability, then use blodisc microbial method, reduce BOD and other pollution substance content, aeration cohesion-micro swirl flocculation plant is finally used to carry out condensing-flocculation treatment, three grades of back flushing sieving impurity screenings, to reduce turbidity of sewage, reduce the load to advanced oxidation depth degradation, improve sewage transparency, strengthen the sterilization effect to sewage.In three grades of recoil screen apparatus, nano titanium dioxide crystal excites the free negative ion having oxidizing power under ultra violet lamp as photocatalyst, simultaneously in nanometer aeration process and the energy that excites of ultrasonic wave generating process also can occur and strengthen the generation of free negative ion, reach photocatalysis effect; And free negative ion and its break away from the constraint of covalent linkage after leave room, with nano bubble surface with electric charge produce light electrolysis effect simultaneously, the present invention is novel in design, there is easy handling, be convenient to safeguard, to complicated organic pollution materials (as surfactant, the materials such as Environmental estrogen) advantage such as Be very effective, be particularly useful for the wastewater treatment of big yield, difficult degradation, high concentrtion.
Accompanying drawing explanation
Fig. 1 is the structural representation of blodisc water outlet advanced treatment apparatus of the present invention.
Primary clustering nomenclature in accompanying drawing:
1 temperature controller; 2 heating zones; 3 temperature-sensing probes; 4 nanometer aeration ablating devices; 5 blodiscs; 6 blodisc ponds; 7 bodies of wall; 8 main reaction region; 9 nanometer aeration heads; 10 chemicals dosing plants; 11 flco Engagement Areas; 12 inclined tubes; 13 nanometer aeration cohesion-micro swirl flocculation plants; 14 flco secondary Engagement Areas; 15 tridimensional network fillers; 16 first valves; 17 second valves; 18 topping-up pumps; 19 influent weirs; 20 spoilers; 21 mixed fillers; 22 3 grades of recoil screen apparatus; 23 aeration tubes; 24 backflashes; 25 perforated grills; 26 flow-dividing bins; 27 photocatalytic degradation reaction units; 28 nanometer aeration machines; 29 semi-conductor load fillers; 30 nanometer aeration dishes; 31 ultraviolet lamp frameworks; 32 ultraviolet sterilization lamps; 33 the 3rd valves; 34 first gate valves; 35 second gate valves; 36 ventpipes; 37 hydro-pumps; 38 water outlets; 39 mud mouths; 40 spiral conveyers; 41 micro swirl coagulators; 42 mudholes; 43 stirrers; 44 ultrasonic generators.
Embodiment
Refer to Fig. 1.Blodisc provided by the invention goes out the device of advanced water treatment process, and its primary structure comprises:
Offer mud discharging mouth 42 bottom nanometer aeration ablating device 4, nanometer aeration ablating device 4 inside is positioned at above mud discharging mouth 42 and is provided with nanometer aeration dish 30, and nanometer aeration dish 30 connects a nanometer aeration machine 28, and the top of nanometer aeration dish 30 is provided with stirrer 43.Side in nanometer aeration ablating device 4 is provided with heating zone 2 and temperature-sensitive control head 3, and heating zone 2 and temperature-sensitive control head 3 are controlled by temperature controller 1.The bubble that aeration produces evenly is mixed in sewage, and carry out nanometer aeration process when high-temperature nano aeration to sewage, in nanometer aeration ablating device, hydraulic detention time preferably should more than 30min.In sewage, tiny flco floats with nano bubble, removed with Despumation device by air supporting principle, in sewage, residual biodegradable organic compounds decomposes, melts under the effect of nanometer aeration advanced oxidation, and pathogenic bacteria and microorganism are inactivated, and transparency, the colourity of sewage also increase.Blodisc pond 6 is led in the water outlet of nanometer aeration ablating device 4.
Be provided with the blodisc 5 that many groups are arranged in parallel in blodisc pond 6, utilize body of wall 7 that blodisc 5 is divided into Liang Ge district, by geartransmission between the rotating shaft of each group blodisc, and blodisc has the area of 20-60% to be immersed in blodisc pond.Be covered with flow model molecular sieve filling at the bottom of the pond in blodisc pond 6, blodisc 5 inside is filled with molecular sieve filling.Blodisc 5 adopts dry pie hollow iron cage to form, full polyethylene ball is filled in iron cage inside, polyethylene ball inner hollow, spherome surface is covered with square opening, be beneficial to microbial film internal layer microorganism and directly from liquid phase, obtain matrix, a kind of light flyash molecular sieve filling is filled in polyethylene ball inside, and compactedness is 70%, to ensure the mobility of filler, filling surface microbial film is come off under shock rubbing effect.
The water outlet of nanometer aeration ablating device 4 is delivered to elevated tank by laying pipe network, the sewage of being discharged by elevated tank is just to unpowered waterwheel, sewage falls into the bucket of the unpowered waterwheel in below from drain valve for high-level cistern, utilizes transform gravitational energy to rotate for kinetic energy promotes waterwheel.Unpowered waterwheel is coaxial with a gear, this gear and other multiple engaged gears, and lays a sprocket wheel on all gears, the transmission between auxiliary waterwheel and gear and gear, and then drives the blodisc coaxial with gear to rotate in contact reacts groove.
Ammonia Nitrogen in Municipal Wastewater concentration is about 80mg/L, bio-toxicity can be produced, the molecular sieve filling that flow model molecular sieve filling bottom nanometer aeration ablating device 4 and blodisc 5 inside are filled has huge specific surface area and strong adsorptivity, the pollution substances such as the ammonia nitrogen in absorption effluent, suppress saprobia toxicity to improve biological sewage treatment effect, the absorption of molecular sieve filling in blodisc 5, ammonia nitrogen concentration can lower than 40mg/L, microbial growth in biological treatment process preferably, the blodisc pool inner water power residence time preferably should more than 2h.
Nanometer aeration cohesion-micro swirl flocculation plant 13 is led in the water outlet in blodisc pond 6.
Nanometer aeration cohesion-micro swirl flocculation plant 13 is divided into three, left, center, right part (by direction shown in drawing), and bottom is provided with spiral transferring mud device 40.The left side (namely connecting the one end in blodisc pond 6) of nanometer aeration cohesion-micro swirl flocculation plant 13 is main reaction region 8, and for completing nanometer air supporting-agglomeration process, central authorities are flco Engagement Area 11, and the right is flco secondary Engagement Area 14.Fill micro swirl coagulator 41 in main reaction region 8, inner upper has nanometer aeration head 9, and nanometer aeration head 9 is fixed with synthetic glass; Have chemicals dosing plant 10 in order to add coagulating agent on the top of main reaction region 8, coagulating agent is polymerize aluminum chloride (PAC)+cationic polyacrylamide (CPAM).The flco Engagement Area 11 being positioned at interlude is equipped with inclined tube 12 for flco interception precipitation; Flco secondary Engagement Area 14 inside being positioned at the right section is filled with polyacrylic tridimensional network filler 15, a nanometer aeration head is laid below tridimensional network filler 15, set out the mouth of a river 38 bottom tridimensional network filler 15, connected by hydro-pump 37 and revolve three grades of recoil screen apparatus 22.
The present invention, in nanometer aeration cohesion-micro swirl flocculation plant, adopts the agglomeration process of nanometer aeration technological improvement coagulation process, is mainly divided into three steps:
(A) micro-nano aeration air supporting in early stage process: in micro-nano bubble mass transfer process, fine contaminant particle in sewage is trapped in bubble surface or together with bubble adhesion, in bubble uphill process, drive fine contaminant particle to float up to water surface, reach air supporting effect thus realize clear water and suspended particulate, being separated of colloid;
(B) micro-nano aeration dosing in mid-term coagulation process: utilize the gas-liquid two-phase relative movement in the strong impacts of micro-nano bubble generating process and floating-upward process, high-temperature high-pressure state that bubble explosion time local produces and bursting force, violent stirring effect is applied while thermal compensation is carried out to sewage, rapidly coagulating agent is dispersed to staying water everywhere, coagulating agent is mixed with sewage Quick uniform, break up the colloid block wrapping coagulating agent, improve its degree of scatter, promote that colloid collides mutually and be condensed into flco.
And after coagulating agent is wrapped to form flco, under nanometer aeration, flco Growing Quality is higher, excessive flco of growing up can be broken into less flco thus recovers and keep flocculation ability (flco crosses conference makes total surface area reduce under the effect of nanometer aeration, adsorptive power declines), the flco that degree of compactness is lower brokenly also can again flocculate into the higher flco of degree of compactness under the shear action of nanometer aeration, is conducive to precipitate and separate.
(C) micro-nano aeration later stage thermal destruction process: the high-temperature high-pressure state utilizing that micro-nano aeration process produces and bubble explosion time local to produce realizes the fracture of flco weakness, so again clash into, in absorption effluent colloid, suspended substance to form more firm flco.
(D) flocculation process of growing up to allow the flco formed better adsorb de-steady colloid, the present invention uses micro swirl coagulator simultaneously, and the micro-vortex energy of flow that Vortex reactor is formed promotes diffusion and the collision of particulate in water effectively.On the one hand, coagulating agent hydrolysis forms colloid rapid diffusion fully colliding with water-borne glue body under micro swirl effect, makes water-borne glue body de-steady fast; On the other hand, in water, de-steady colloid has more collision opportunity under micro swirl effect, thus has higher aggregation efficiency.
Sewage carries out after nanometer air supporting-agglomeration process through the main reaction region in nanometer aeration cohesion-micro swirl flocculation plant, again condense in micro swirl coagulator-flocculate, then from flowing to middle flco Engagement Area, flco sinks down into reactor bottom at the interception function of inclined tube, timing is regularly discharged from mud mouth under the drive of spiral conveyer, controls the rotating speed of spiral conveyer not higher than 30r/min; Clear liquor overflow is to right side flco secondary Engagement Area, and under the effect of high-density tridimensional network filler, carry out secondary interception, the clear liquid after filtration is discharged from water outlet.Secondary Engagement Area filler routine cleaning, opens nanometer aeration head bottom filler simultaneously during cleaning, utilize the collaborative cleaning of nanometer aeration techno-shock, oxidation, air supporting and high temperature action.Water outlet imports three grades of recoil screen apparatus by hydro-pump.
The water inlet of three grades of recoil screen apparatus 22 is provided with an influent weir 19, and water outlet is provided with backflash 24, and three grades of recoil screen apparatus 22 inside are divided into the pond on top and water collecting basin two parts of bottom by perforated grill 25.The water collecting basin of three grades of recoil screen apparatus 22 inside is connected a ventpipe 36 and leads to air with pond two portions, to prevent, three grades of recoil screen apparatus internal pressures are too high to be caused device to break even to explode.
Perforated grill 25 is two-layer, middle lay and fixes one deck stainless (steel) wire, and the below of perforated grill 25 is provided with flow-dividing bin 26 partition space of compact arranged cylindrical shape, prevents that local pressure is excessive breaks through perforated grill 25.Perforated grill 25 top center is laid a nanometer aeration head and is embedded in the sieving filler 21 of filling, the mixture of quartz sand, modified manganese sand and natural zeolite molecular sieve chosen by sieving filler 21, volume mixture ratio is 9:3:1, particle diameter is 0.5-1.2mm, nonuniformity coefficient is 2, is the multi-functional mixed fillers integrating filtration, absorption, ion-exchange, coagulation and removal heavy metal.Nanometer aeration head is connected with a nanometer aeration machine 28 by under meter.Sieving filler 21 is provided with a spoiler 20 near influent weir 19 place, and be provided with an aeration tube 23 near the side of backflash 24, aeration tube 23 is provided with multiple pore solarization air cap, and solarization air cap vertically upward.Ultrasonic generator 42 is installed in sieving filler 21.The below of flow-dividing bin 26 is water collecting basin, and water collecting basin outer wall brushing lucifuge blackwash, the photocatalyst of its inwall uniform loading one deck nonmetal doping is (as the nano-TiO of carbon doping
2powder), ultraviolet sterilization lamp 32 is installed bottom it, and is provided with O between ultraviolet sterilization lamp 32
3aeration nanometer aeration head, in water collecting basin, remaining space is filled with semi-conductor load filler 29 (as loaded with nano TiO
2solid netted polypropylene filler), without the need to using dispersion agent, and reduce the leakage of catalyzer.
Sewage enters from the influent weir of three grades of recoil screen apparatus, leads as straight up, impinges upon under gravity on flow-stopping plate, directly clash into sieving fillers affect treatment effect to prevent water stream under the physical structure effect of influent weir by horizontal direction; Sewage is through the filtration of sieving filler, and flow to below water collecting basin, the air inlet of the nanometer aeration head in water collecting basin is O
3, obtain hydroxyl radical free radical in a large number by nanometer aeration, with ultraviolet sterilization lamp, semi-conductor load filler improves advanced oxidation effect jointly, wherein be rich in the water outlet of hydroxy radical qiao when device carries out backwash simultaneously, wash away sieving filler, accomplish that filler is clean and regenerate preferably.
When using three grades of recoil screen apparatus, the discontinuous work of nanometer aeration head in water collecting basin, air is upwards heaved from perforated grill, be divided into small bubbles, interval breaks up the fine and close crud layer on sieving filler, and pollution substance layer is broken into sheet and floats, under the buoyancy of aeration tube and water inlet impact the synergy of flow-stopping plate thrust to the right, overflow is to backflash, and the pollutent that filler is retained is concentrated outside remover, mixes again process with water inlet.Extend screen apparatus work-ing life and backwash cycle, for the situation that influent turbidity is lower, even without the need to back flushing, constantly can run and purify waste water.
In water collecting basin, nanometer aeration head adopts O
3aeration, because nano bubble has the characteristic such as huge quantity, specific surface area, slowly lift velocity, gas residence time of ducking in drink is long simultaneously, adds gas liquid interfacial area, duration of contact, be beneficial to ozone soluble in water, overcome the shortcoming that ozone is insoluble in water; Microbubble inside there is larger pressure and nano bubble breaks time interface disappear, the chemical energy that surrounding environment acutely changes generation impels and produces more hydroxyl radical free radical OH, strengthens O
3the organic ability of oxygenolysis; And Nano grade O
3bubble and ultraviolet sterilization lamp, semi-conductor load filler coexist in water collecting basin, improve advanced oxidation effect, can effectively improve OH production rate.
The water outlet of three grades of recoil screen apparatus is by topping-up pump 18 lead-in light catalytic degradation reaction device 27, and photocatalytic degradation reaction unit 27 inwall uniform loading one deck nonmetal doping photocatalyst is (as the nano-TiO of carbon doping
2powder), bottom offers mud discharging mouth, be positioned at above mud discharging mouth and be provided with nanometer aeration dish 30, this nanometer aeration dish 30 connects a nanometer aeration machine 28, nanometer aeration dish 30 is provided with low pressure ultraviolet mercury lamp framework 31, low pressure ultraviolet mercury lamp framework 31 is provided with ultraviolet sterilization lamp 32, and ultraviolet sterilization lamp 32 is provided with waterproof sleeve, and ultraviolet sterilization lamp average shot dosage is at 350J/m
2above.Photocatalytic degradation reaction unit 17 remaining space inside is filled with semi-conductor load filler 29 (as nano-TiO
2powder load is at solid netted polypropylene filler).The water outlet of photocatalytic degradation reaction unit 27 is provided with screen cloth, and one end of photocatalytic degradation reaction unit 27 is provided with tank gage, and the top of photocatalytic degradation reaction unit 27 is provided with tinted shade.Photocatalytic degradation reaction unit 27 of the present invention increases reaction surface, and solving conventional photocatalyst needs dispersion agent to work in coordination with the drawback of use, decreases the leakage of catalyzer, avoids the separating step that reaction terminates rear catalyst.Current after process are discharged through the water outlet of photocatalytic degradation reaction unit 27.In photocatalytic degradation reaction unit 27, hydraulic detention time should more than 15min.
In nanometer aeration ablating device in the present invention, nanometer aeration cohesion-micro swirl flocculation plant, three grades of recoil sieving ponds of screen apparatus and water collecting basin and in photocatalytic degradation reaction unit, each nanometer aeration head is connected with a nanometer aeration machine respectively.During the back flushing of wherein nanometer aeration ablating device, nanometer aeration cohesion-micro swirl flocculation plant, three grades of recoil screen apparatus, the air inlet of nanometer aeration head is O
2, stir and clean filler for coagulation; Water collecting basin and the air inlet of photocatalytic degradation reaction unit nanometer aeration head of three grades of recoil screen apparatus are O
3, by the production process of nanometer aeration strengthening hydroxyl radical free radical.
During three grades of recoil normal sievings of screen apparatus of the present invention, sewage enters from influent weir, lead as straight up by horizontal direction under the physical structure effect of influent weir, impinge upon under gravity on flow-stopping plate, directly clash into fillers affect treatment effect to prevent water stream; Sewage is through the filtration of filler, and flow to below water collecting basin, in water collecting basin, the air inlet of nanometer aeration head is O
3, obtain hydroxyl radical free radical in a large number by nanometer aeration, with ultraviolet sterilization lamp, semi-conductor load filler improves advanced oxidation effect jointly, wherein be rich in the water outlet of hydroxy radical qiao when device carries out backwash simultaneously, wash away sieving filler, accomplish that filler is clean and regenerate preferably.
According to one embodiment of present invention, after process of the present invention, the complicated organic pollution materials effects such as effects on surface activator, Environmental estrogen are all greater than 99%.
The present invention adopts three grades of backwashing technologies to carry out back flushing:
One-level back flushing is aeration cycle back flushing, because pollution substance is in the accumulation of filling surface, space infiltration between sewage is difficult to through filler is gone down, back flushing is carried out in sieving process, open three grades of recoil screen apparatus 22 upper left corner topping-up pumps 18, nanometer aeration head 9 above aeration tube 23 intermittently starting porous plate, the discontinuous work of nanometer aeration head in water collecting basin, air is upwards heaved from porous plate, be divided into small bubbles, interval breaks up the fine and close crud layer on sieving filler, pollution substance layer is broken into sheet and floats, impeller effect is produced under the buoyancy of aeration tube and water inlet impact the synergy of flow-stopping plate thrust to the right, clean the fine and close pollutent of filler top layer sheet energetically, overflow is to backflash, the pollutent that filler is retained is concentrated outside remover, mix with water inlet and again process, sewage also can continue the infiltration from molecular sieve space and go down, one-level back flushing can extend screen apparatus work-ing life and backwash cycle, for the situation that influent turbidity is lower, even without the need to back flushing, device constantly can be run and purify waste water.
Secondary back flushing is air pulse back flushing, because turbidity of sewage is too high, causes pollution substance at the bulk deposition of filling surface, only still can not reach the effect continuing sieving by one-level backwash step.Close the first valve 16, first gate valve 34, open the 3rd valve 33, second valve 17, start three grades of recoil screen apparatus 22 lower right corner topping-up pumps 18, aeration tube 23 and two nanometer aeration heads 9, water outlet in outlet sump is imported in water collecting basin.Under the effect of pressure of return water, whole air in water collecting basin are subject to crushing failure at high speed, rise along pore on dividing potential drop storehouse, whole sieving packing layer is at the strong stirring of ascending air, rotational flow under the impact force action of aeration tube air-flow and nanometer aeration head, pollution substance fragmentation is floated, under the buoyancy of aeration tube and water inlet impact the synergy of flow-stopping plate thrust to the right, overflow mixes to backflash with initially intaking, treat that the water surface declines fast, after filtering rate is stablized again, close three grades of recoil screen apparatus 22 lower right corner topping-up pumps 18, nanometer aeration head 9 below porous plate, 3rd valve 33, second valve 17, open the first valve 16, first gate valve 34, proceed sieving process.
Three grades of back flushinges are the back flushing of aeration turbulent flow, and now I and II back flushing has been not enough to covering, the obstructing problem of address contamination confrontation filler, and sewage must not gather in a large number and filtered.Now close the first valve 16, first gate valve 34, open the 3rd valve 33, second valve 17, start three grades of recoil screen apparatus 22 lower right corner topping-up pumps 18, aeration tube 23 and two nanometer aeration heads 9, ultrasonic generators 44, water outlet in outlet sump is imported in water collecting basin in a large number.(1) water collecting basin inner air stirs along the rising of porous plate pore, and bottom filler, nanometer aeration head starts aeration, and above filler, turbine constantly rotates; (2) utilize the collaborative cleaning of nanometer aeration techno-shock, oxidation, air supporting and high temperature action, top filler presents turbulence state, carry out random high-speed motion state, filler phase mutual friction under the surging force of current vortex and the shear action of bubble, the organic pollutant that filler adheres to can be removed, and obtains comparatively pure filler; (3) utilize ultrasonic generator to produce ultrasonic wave in liquid medium, cavitation effect is produced at sieving filling surface, the shockwave formed when cavitation steam bubble breaks in closing course, the surge pressure of thousands of air pressure can be produced around it, act on filling surface and destroy viscosity between dirt, and make them be dispersed in backwash liquor rapidly, thus reach the effect of filling surface cleaning.(4), after air emptying, the water outlet of outlet sump continues to import, the water outlet of being rich in hydroxy radical qiao rinse turbulence state filler particles surface and micropore, peel off pollution substance, filler is regenerated.And pollution substance under water flow impact pressure and right side aeration tube air supporting effect constantly to floating up to the water surface, flow out from left end influent weir and right-hand member backflash and mix with initially intaking.Through three grades of back flushinges, internal contamination thing by clean-drain totally.
Conventional sand filtration is not disturbance layer of sand in filtration procedure, and current are flow through between sand fine gap.Usual employing not disturbance layer of sand, compacting filler, increase hydraulic pressure, the means such as additional trellis improve sand filtration process on sand, allow current flow through between sand fine gap, and pollution substance rest on the top layer of layer of sand.The present invention utilizes disturbance filler top layer, smooth pass through of preventing pollution material buildup to current forms resistance, utilize the means modifying device such as surging force and shearing force of advanced oxidation, nanometer aeration, bubble simultaneously, utilize the filler such as molecular sieve, manganese sand to be optimized design, finally use three grades of back flushinges etc. to improve treating processes.The rejection effect of this device to suspended substances such as colloid, fiber, algae is good, for the lower water quality of turbidity even without the need to back flushing, treating processes can be completed, there is removal stink simultaneously, kill the microorganism such as bacterium, pathogenic bacteria, decompose effect of the biodegradable organic compounds such as a small amount of remaining surface activator, polychlorobiphenyl of difficult degradation.
The nano-TiO of carbon doping of the present invention
2the preparation of powder: adopt sluggish precipitation and hydrothermal method two step process to prepare the nano-TiO of carbon doping
2.With titanium sulfate and urea for forerunner, glucose is carbon source, concrete preparation process is as follows: get 6.48g27 titanium sulfate and 3.24g54 urea (mol ratio of titanium sulfate and urea is 1:2) is dissolved in deionized water, add appropriate glucose 0.6 again to stir, 1:2:0.023 reacts 2h under the condition of 90 DEG C.Question response terminates rear taking-up reactants dry, is repeatedly washed to neutrality, again dry, obtains the nano-TiO of carbon doping with ball mill grinding
2powder.
Nano-TiO of the present invention
2the method of powder load on filler: the tridimensional network filler adopting polypropylene material, by nano-TiO
2powder mixes with deionized water (powder is 1:20 with the mass ratio of water), emulsion is become with ultrasonic echography, the tridimensional network filler of cleaning is immersed the titanate coupling agent mixed with ethanol 1:1, slowly stir for some time, then filler is taken out and put into TiO
2continue in emulsion to stir for some time, put into dry (less than the 85 DEG C) 2h of baking oven after taking-up, i.e. obtained loaded with nano TiO
2polypropylene suspension filler, its outward appearance is faint yellow, and rete is more even.
Present invention employs collection wet oxidation principle, the nanometer aeration ablating device of nanometer aeration technical project carries out pre-treatment to sewage, improve sewage oxygen level and biodegradability, then use blodisc microbial method, reduce BOD and other pollution substance content, aeration cohesion-micro swirl flocculation plant is finally used to carry out condensing-flocculation treatment, three grades of back flushing sieving impurity screenings, to reduce turbidity of sewage, reduce the load to advanced oxidation depth degradation, improve sewage transparency, strengthen the sterilization effect to sewage.
Claims (10)
1. blodisc goes out a device for advanced water treatment process, primarily of nanometer aeration ablating device, blodisc pond, nanometer aeration cohesion-micro swirl flocculation plant, three grades of recoil screen apparatus and photocatalytic degradation reaction unit composition; Wherein:
Offer mud discharging mouth bottom nanometer aeration ablating device, nanometer aeration ablating device inside is positioned at above mud discharging mouth and is provided with nanometer aeration dish, and the top of nanometer aeration dish is provided with stirrer; Side in nanometer aeration ablating device is provided with heating zone and temperature-sensitive control head, and heating zone and temperature-sensitive control head are controlled by temperature controller; Blodisc pond is led in the water outlet of nanometer aeration ablating device;
Be provided with the blodisc that many groups are arranged in parallel in blodisc pond, by body of wall, blodisc be divided into Liang Ge district, by geartransmission between the rotating shaft of each group blodisc, and blodisc has the area of 20-60% to be immersed in blodisc pond; Be covered with flow model molecular sieve filling at the bottom of the pond in blodisc pond, blodisc inside is filled with molecular sieve filling;
Blodisc is pie hollow iron, full polyethylene ball is filled in iron cage inside, polyethylene ball inside is hollow, spherome surface is covered with square opening, polyethylene ball inside is filled with coal ash molecular sieve filler, compactedness is 70%, to ensure the mobility of filler, filling surface microbial film is come off under shock rubbing effect; Nanometer aeration cohesion-micro swirl flocculation plant is led in the water outlet in blodisc pond;
Spiral transferring mud device and mud mouth is provided with bottom nanometer aeration cohesion-micro swirl flocculation plant, the side that nanometer aeration cohesion-micro swirl flocculation plant connects blodisc pond water outlet is main reaction region, for completing nanometer air supporting-agglomeration process, adjacent main reaction zone is flco Engagement Area, adjacent flco Engagement Area be flco secondary Engagement Area; Be provided with micro swirl coagulator in main reaction region, main reaction region inner upper passes into O
2nanometer aeration head, top, main reaction region is provided with the chemicals dosing plant adding coagulating agent; The inclined tube for flco interception precipitation is equipped with in flco Engagement Area; Flco secondary Engagement Area inside is filled with polyacrylic tridimensional network filler, a nanometer aeration head is laid below tridimensional network filler, be provided with water outlet bottom flco secondary Engagement Area, water outlet connects the water-in of three grades of recoil screen apparatus by hydro-pump;
The water inlet in three grades of recoil screen apparatus ponds is provided with an influent weir, and water outlet is provided with backflash, and three grades of recoil screen apparatus inside are divided into the water collecting basin on top and flow-dividing bin two parts of bottom by perforated grill, and flow-dividing bin is compact arranged cylindrical shape; Perforated grill top center lays a nanometer aeration head, is embedded in the sieving filler of filling, is provided with a spoiler above sieving filler near influent weir place, is provided with one passes into O near the side of backflash
2aeration tube, aeration tube is provided with multiple pore solarization air cap, and vertically upward, sieving filler is provided with ultrasonic generator to solarization air cap; The below of flow-dividing bin is water tank, water tank outer wall brushing lucifuge blackwash, and the photocatalyst of its inwall uniform loading one deck nonmetal doping, is provided with ultraviolet sterilization lamp bottom it, and is provided with between sterilizing lamp and passes into O
3aeration nanometer aeration head, in water tank, remaining space is filled with semi-conductor load filler; The water outlet direct lead-in light catalytic degradation reaction device of three grades of recoil screen apparatus;
Photocatalytic degradation reaction unit inwall uniform loading one deck nonmetal doping photocatalyst, bottom offers mud discharging mouth, be positioned at above mud discharging mouth and be provided with nanometer aeration dish, nanometer aeration dish is provided with low pressure ultraviolet mercury lamp framework, low pressure ultraviolet mercury lamp framework is provided with low pressure ultraviolet mercury lamp, and low pressure ultraviolet mercury lamp is provided with waterproof sleeve; Photocatalytic degradation reaction unit remaining space inside is filled with semi-conductor load filler; The top of photocatalytic degradation reaction unit is provided with tinted shade.
2. blodisc goes out the device of advanced water treatment process according to claim 1, wherein, the water outlet of nanometer aeration ablating device is delivered to elevated tank by laying pipe network, the sewage of being discharged by elevated tank, just to the unpowered waterwheel that blodisc pond is installed, utilizes transform gravitational energy to rotate for kinetic energy promotes waterwheel; Unpowered waterwheel is coaxial with a gear, this gear and other multiple engaged gears, and lays a sprocket wheel on all gears, the transmission between auxiliary waterwheel and gear and gear, and then drives the blodisc coaxial with gear to rotate in contact reacts groove.
3. blodisc goes out the device of advanced water treatment process according to claim 1, and wherein, the coagulating agent used in nanometer aeration cohesion-micro swirl flocculation basin is polymerize aluminum chloride+cationic polyacrylamide.
4. blodisc goes out the device of advanced water treatment process according to claim 1, wherein, three grades recoil screen apparatus in quartz sand chosen by sieving filler, modified manganese sand mixes with natural zeolite molecular sieve, particle diameter is 0.5-1.2mm, and nonuniformity coefficient is 2.
5. blodisc goes out the device of advanced water treatment process according to claim 1, wherein, in nanometer aeration ablating device, nanometer aeration cohesion-micro swirl flocculation plant, three grades of recoil sieving ponds of screen apparatus and water collecting basin and in photocatalytic degradation reaction unit, nanometer aeration head is connected with a nanometer aeration machine respectively.
6. blodisc goes out the device of advanced water treatment process according to claim 1, and wherein, during the back flushing of nanometer aeration ablating device, nanometer aeration cohesion-micro swirl flocculation plant, three grades of recoil screen apparatus, the air inlet of nanometer aeration head is O
2, stir and clean filler for coagulation; Water collecting basin and the air inlet of photocatalytic degradation reaction unit nanometer aeration head of three grades of recoil screen apparatus are O
3, by the production process of nanometer aeration strengthening hydroxyl radical free radical.
7. the device utilizing blodisc described in claim 1 to go out advanced water treatment process carries out the method for sewage disposal:
After sewage enters nanometer aeration ablating device, the bubble that nanometer aeration ablating device produces evenly is mixed in sewage, when high-temperature nano aeration, nanometer aeration process is carried out to sewage, in sewage, tiny flco floats with nano bubble, removed with Despumation device by air supporting principle, in sewage, residual biodegradable organic compounds decomposes under the effect of nanometer aeration advanced oxidation, melt, pathogenic bacteria and microorganism are inactivated, and improve transparency and the colourity of sewage, pollution substance in flow model molecular sieve filling absorption effluent bottom nanometer aeration ablating device, suppress saprobia toxicity to improve biological sewage treatment effect, water outlet after the process of nanometer aeration ablating device is led in blodisc pond,
Pollution substance in the further absorption effluent of molecular sieve filling that inside, blodisc pond is filled, suppresses saprobia toxicity to improve biological sewage treatment effect; The coal ash molecular sieve filler of blodisc inside is 70% due to its compactedness, ensure that the mobility of coal ash molecular sieve filler, and coal ash molecular sieve filling surface microbial film is come off under shock rubbing effect; Water outlet after the process of blodisc pond is directed in nanometer aeration cohesion-micro swirl flocculation plant;
Water outlet carries out nanometer air supporting-agglomeration process in the main reaction region of nanometer aeration cohesion-micro swirl flocculation plant, again condense in micro swirl coagulator-flocculate, then from flowing to flco Engagement Area, flco sinks down into reactor bottom at the interception function of inclined tube, timing is regularly discharged from mud mouth under the drive of spiral conveyer, clear liquor overflow is to flco secondary Engagement Area, under the effect of tridimensional network filler, carry out secondary interception, the clear liquid after filtration is discharged from water outlet and is entered three grades of recoil screen apparatus;
In three grades of recoil screen apparatus, the discontinuous work of nanometer aeration head in water tank, air is upwards heaved from perforated grill, be divided into small bubbles, interval breaks up the fine and close crud layer on sieving filler, pollution substance layer is broken into sheet and floats, under the buoyancy of aeration tube and water inlet impact the synergy of flow-stopping plate thrust to the right, overflow is to backflash, the pollutent that sieving filler is retained is concentrated outside remover, mix with water inlet and again process, to extend three grades of recoil screen apparatus work-ing lifes and backwash cycle;
Nanometer aeration head in water tank adopts O
3aeration, because nano bubble has huge quantity, specific surface area, slowly lift velocity characteristic, gas residence time of ducking in drink is long simultaneously, adds gas liquid interfacial area, duration of contact, is beneficial to ozone soluble in water, overcome the shortcoming that ozone is insoluble in water; Microbubble inside there is larger pressure and nano bubble breaks time interface disappear, the chemical energy that surrounding environment acutely changes generation impels and produces more hydroxyl radical free radical OH, strengthens O
3the organic ability of oxygenolysis; And Nano grade O
3bubble and ultraviolet sterilization lamp, semi-conductor load filler coexist in water tank, improve advanced oxidation effect, can effectively improve OH production rate, and the sewage through the process of three grades of recoil screen apparatus enters in photocatalytic degradation reaction unit and carries out photocatalytic degradation reaction;
The part effluent recycling of three grades of recoil screen apparatus is to blodisc pond simultaneously, and regulating water quality also stimulates microbial physiology movable, and screening forms the seed activity group with the ion exchanging function of molecular sieve.
8. method according to claim 7, wherein, the hydraulic detention time in nanometer aeration ablating device is more than 30min; Hydraulic detention time in blodisc pond is more than 2h; In photocatalytic degradation reaction unit, hydraulic detention time is more than 15min.
9. method according to claim 7, wherein, the sieving pond of nanometer aeration ablating device, nanometer aeration cohesion-micro swirl flocculation plant, three grades of recoil screen apparatus is connected a nanometer aeration machine respectively with the nanometer aeration head in tank and in photocatalytic degradation reaction unit.
10. the method according to claim 7 or 9, wherein, during the back flushing of nanometer aeration ablating device, nanometer aeration cohesion-micro swirl flocculation plant, three grades of recoil screen apparatus, the air inlet of nanometer aeration head is O
2, stir and clean filler for coagulation; Tank and the air inlet of photocatalytic degradation reaction unit nanometer aeration head of three grades of recoil screen apparatus are O
3, by the production process of nanometer aeration strengthening hydroxyl radical free radical.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410359865.7A CN104150695B (en) | 2014-07-25 | 2014-07-25 | A kind of blodisc goes out the apparatus and method of advanced water treatment process |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410359865.7A CN104150695B (en) | 2014-07-25 | 2014-07-25 | A kind of blodisc goes out the apparatus and method of advanced water treatment process |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104150695A CN104150695A (en) | 2014-11-19 |
| CN104150695B true CN104150695B (en) | 2016-01-27 |
Family
ID=51876364
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410359865.7A Expired - Fee Related CN104150695B (en) | 2014-07-25 | 2014-07-25 | A kind of blodisc goes out the apparatus and method of advanced water treatment process |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104150695B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104529097B (en) * | 2015-01-20 | 2016-04-27 | 长江大学 | A kind of composite rotating bio-disc waste disposal plant |
| CN106145542B (en) * | 2016-08-19 | 2019-03-15 | 环境保护部华南环境科学研究所 | A kind of method of novel carriers biological rotating disk processing sewage |
| CN106892542B (en) * | 2017-04-20 | 2023-03-21 | 天津现代职业技术学院 | Environment-friendly sewage treatment equipment and treatment method |
| CN107746150A (en) * | 2017-10-25 | 2018-03-02 | 王小平 | A kind of biological disc sewage disposal system |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202246344U (en) * | 2011-10-20 | 2012-05-30 | 成都市新筑路桥机械股份有限公司 | Combined rotating biological contactor sewage treatment equipment |
| CN102674628A (en) * | 2012-05-03 | 2012-09-19 | 波鹰(厦门)科技有限公司 | Sewage treatment and regeneration cyclic utilization device and sewage treatment and regeneration cyclic utilization method |
| CN103145293A (en) * | 2013-01-15 | 2013-06-12 | 南京元凯生物能源环保工程有限公司 | Combined type biological rotating disk treatment device and method using same to treat sewage |
| CN203625197U (en) * | 2013-10-12 | 2014-06-04 | 浙江德安科技股份有限公司 | Water treatment device |
-
2014
- 2014-07-25 CN CN201410359865.7A patent/CN104150695B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202246344U (en) * | 2011-10-20 | 2012-05-30 | 成都市新筑路桥机械股份有限公司 | Combined rotating biological contactor sewage treatment equipment |
| CN102674628A (en) * | 2012-05-03 | 2012-09-19 | 波鹰(厦门)科技有限公司 | Sewage treatment and regeneration cyclic utilization device and sewage treatment and regeneration cyclic utilization method |
| CN103145293A (en) * | 2013-01-15 | 2013-06-12 | 南京元凯生物能源环保工程有限公司 | Combined type biological rotating disk treatment device and method using same to treat sewage |
| CN203625197U (en) * | 2013-10-12 | 2014-06-04 | 浙江德安科技股份有限公司 | Water treatment device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104150695A (en) | 2014-11-19 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104150690B (en) | A kind of sterilization integrated sewage treatment device and treatment process | |
| CN104230096B (en) | A kind of apparatus and method of nanometer aeration iron-carbon micro-electrolysis purification of organic waste water | |
| CN104150697B (en) | A kind of underground water heavy metal three grades of degree of depth fast purification devices and purifying method | |
| CN104150688B (en) | A kind of underground water organic matter fractionation, subregion refining plant and purifying method | |
| CN104150707B (en) | The apparatus and method that a kind of blodisc is disposed of sewage | |
| CN104163544B (en) | A kind of method and apparatus of ecological pond water outlet advanced treatment | |
| CN104193081B (en) | A kind of apparatus and method of filtering step by step sewage disposal | |
| CN104150698B (en) | A kind of apparatus and method of M type artificial swamp advanced treatment domestic sewage in rural areas | |
| CN104193080B (en) | A kind of apparatus and method that purify poison sewage | |
| CN104150704B (en) | A kind for the treatment of unit of waste water treating and reutilizing and treatment process | |
| CN104150657B (en) | The device of a kind of sewage three grades of water outlet advanced treatment and treatment process | |
| CN104150695B (en) | A kind of blodisc goes out the apparatus and method of advanced water treatment process | |
| CN104150692B (en) | A kind of percolate advanced treatment apparatus and method | |
| CN104193082B (en) | A kind of quick treatment device of kitchen garbage, waste-water and method | |
| CN104193077B (en) | A kind of device and method of carrousel oxidation ditch degradation of organic waste water | |
| CN104150689B (en) | The apparatus and method that a kind of horizontal drowned flow artificial wet land is purified waste water | |
| CN104150658B (en) | A kind of food waste percolate pre-treatment reduces the apparatus and method of turbidity | |
| CN104150656B (en) | Nanometer aeration condenses-stirs the apparatus and method of flocculating and purifying biological treatment of sewage | |
| CN204198545U (en) | Sewage purification and reuse fouling fauna wetland device | |
| CN104150693B (en) | A kind of multi-stage type composite vertical current soil oozes device turbidity sewage advanced treatment apparatus and method | |
| CN104176877B (en) | A kind of apparatus and method of three layers of trickling filter advanced treatment waste water of livestock poultry | |
| CN104150702B (en) | Vertical subsurface flow wetland is purified waste water Treated sewage reusing device and treatment process | |
| CN104150705B (en) | The device of alternating current artificial swamp tertiary treatment high ammonia-nitrogen wastewater and treatment process | |
| CN104150636B (en) | A kind of apparatus and method reducing turbidity reinforced film separation sewage purification | |
| CN104193079B (en) | A kind of quick soil oozes the apparatus and method of system depth purifying domestic sewage |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| CB03 | Change of inventor or designer information |
Inventor after: Xi Beidou Inventor after: Wang Lei Inventor after: Li Yingjun Inventor after: Zhang Lieyu Inventor after: Gao Rutai Inventor after: Li Guowen Inventor after: Wu Yiwen Inventor after: Xu Jianfeng Inventor before: Xi Beidou Inventor before: Wang Lei Inventor before: Li Yingjun |
|
| COR | Change of bibliographic data | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160127 Termination date: 20200725 |