CN203256093U - Advanced treatment system for sewage and wastewater - Google Patents
Advanced treatment system for sewage and wastewater Download PDFInfo
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- CN203256093U CN203256093U CN 201320253315 CN201320253315U CN203256093U CN 203256093 U CN203256093 U CN 203256093U CN 201320253315 CN201320253315 CN 201320253315 CN 201320253315 U CN201320253315 U CN 201320253315U CN 203256093 U CN203256093 U CN 203256093U
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- 239000002351 wastewater Substances 0.000 title claims abstract description 20
- 239000010865 sewage Substances 0.000 title abstract description 11
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 125
- 238000005273 aeration Methods 0.000 claims abstract description 65
- 239000010802 sludge Substances 0.000 claims abstract description 43
- 230000007062 hydrolysis Effects 0.000 claims abstract description 31
- 238000006460 hydrolysis reaction Methods 0.000 claims abstract description 31
- 230000020477 pH reduction Effects 0.000 claims abstract description 31
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- 239000002699 waste material Substances 0.000 claims description 11
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- 239000011259 mixed solution Substances 0.000 claims description 6
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- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 abstract description 12
- 239000007788 liquid Substances 0.000 abstract description 7
- 229910052757 nitrogen Inorganic materials 0.000 abstract description 6
- 238000010992 reflux Methods 0.000 abstract description 4
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 abstract description 3
- 239000003344 environmental pollutant Substances 0.000 abstract description 3
- 229910052698 phosphorus Inorganic materials 0.000 abstract description 3
- 239000011574 phosphorus Substances 0.000 abstract description 3
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- 230000001360 synchronised effect Effects 0.000 abstract description 3
- 239000010842 industrial wastewater Substances 0.000 abstract description 2
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- 230000014759 maintenance of location Effects 0.000 abstract 1
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- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 4
- 238000007599 discharging Methods 0.000 description 4
- 238000004065 wastewater treatment Methods 0.000 description 4
- MMDJDBSEMBIJBB-UHFFFAOYSA-N [O-][N+]([O-])=O.[O-][N+]([O-])=O.[O-][N+]([O-])=O.[NH6+3] Chemical compound [O-][N+]([O-])=O.[O-][N+]([O-])=O.[O-][N+]([O-])=O.[NH6+3] MMDJDBSEMBIJBB-UHFFFAOYSA-N 0.000 description 3
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 3
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- 229910052760 oxygen Inorganic materials 0.000 description 3
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- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
- 229910021529 ammonia Inorganic materials 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
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- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 1
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 description 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
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- Activated Sludge Processes (AREA)
Abstract
The utility model discloses a sewage and wastewater advanced treatment system, sewage and wastewater enters the lower end part of a primary aeration device through a liquid pump A, the upper end part effluent of the primary aeration device is provided for the lower end part of a hydrolysis acidification device, the upper end part effluent of the hydrolysis acidification device is provided for the lower end part of a reinforced aeration device, the upper end part effluent of the reinforced aeration device is provided for the lower end parts of two or more SBR treatment devices, the effluent of a decanter of the SBR treatment device is provided for an ultraviolet disinfection device, and the effluent flows into a clean water tank after disinfection; the SBR treatment device reflows the sludge at the lower end part into the primary aeration device, and the intensified aeration device reflows the activated sludge mixed liquid at the lower end part into the hydrolysis acidification device; the automatic control device controls the hydraulic retention time, aeration quantity and bottom sludge reflux ratio in each device and the alternate running time of water inlet, aeration, sedimentation and water outlet of the SBR treatment device. The utility model discloses can once only effectively degrade the pollutant in municipal sewage waste water or the high concentration organic industrial waste water, realize synchronous nitrogen and phosphorus removal, produce the excess sludge fewly, the concentration degree is high, and area is little, and the operation is stable.
Description
Technical field
The utility model relates to a kind of dirty advanced waste treatment system.
Background technology
Along with improving constantly of town dweller's standard of living, kind and the concentration of the dirty Pollutants in Wastewater matter in city increase thereupon, and urban wastewater treatment firm water inlet high density trend is more and more obvious; In addition, the existing dirty wastewater discharge standard of China also significantly promotes the requirement of Pollutant levels and kind, and along with the contradiction of supply and demand for the water resource becomes increasingly conspicuous, dirty waste water reclaiming problem also more comes into one's own.Under this background, can not realize that through routine the Sewage Plant secondary effluent of the dirty waste water treatment process processing of denitrogenation dephosphorizing can't satisfy the requirement of current national emission standard and Reclaimed wastewater, need to carry out upgrading to sewage and wastewater treatment system.There is following shortcoming in the requirement of adopting the simple superposition of existing dirty waste water " conventional processing+advanced treatment " technique to reach emission standard or regeneration: the equipment intensity is low, floor space is large, capital construction and working cost are high, be difficult for realizing synchronous denitrification dephosphorizing,, processing water outlet poor to the dirty water treatment effect that organic concentration is high is difficult to reach the reuse requirement, stable equipment operation is poor, and excess sludge production is high, and capacity of resisting impact load is poor etc.Therefore, need the dirty wastewater processing technology of a kind of combination more integrated, high-quality and high-efficiency of exploitation.
The utility model content
The purpose of this utility model solves the above-mentioned problems in the prior art exactly, a kind of dirty advanced waste treatment system is provided, pollutent in this system's disposable effective degraded municipal effluent of energy or the high-concentration organic industrial waste water, realize synchronous denitrification dephosphorizing, excess sludge production is few, intensity is high, and floor space is little, and is stable.
For achieving the above object, technical solution of the present utility model is: a kind of dirty advanced waste treatment system, and it comprises two or more SBR treatment unit and the automatic control device of first aerating apparatus, hydrolysis acidification device, enhanced aeration device, parallel running;
Described first aerating apparatus comprises shell A; Shell A bottom is equipped with water distributor A, and the lower end has sludge outlet A, in the bottom of the shell A of water distributor A upper end aerating apparatus A is installed; Dirty waste water connects the water-in of water distributor A by liquor pump A; Valve A1 is installed on the sludge outlet A; Aerating apparatus A connects pneumatic pump; The upper end of shell A has water outlet A, and this water outlet A is connected the water-in of the water distributor B of hydrolysis acidification device with valve A2 by pipeline; Have returned sluge import A on the shell A wall between water distributor A and the aerating apparatus A;
Described hydrolysis acidification device comprises shell B, and the bottom of shell B is equipped with water distributor B, and the lower end has sludge outlet B, and the upper end has water outlet B, and this water outlet B is connected the water-in of the water distributor C of enhanced aeration device with valve B2 by pipeline; Have returnedactivatedsludge mixed solution import B on the bottom of the shell B wall of water distributor B upper end; Valve B1 is installed on the sludge outlet B;
Described enhanced aeration device comprises shell C, and the bottom of shell C is equipped with water distributor C, and the lower end has sludge outlet C, in the bottom of the shell C of water distributor C upper end aerating apparatus C is installed; Valve C1 is installed on the sludge outlet C; Aerating apparatus C connects pneumatic pump; The upper end of shell C has water outlet C, and this water outlet C was by behind the total pipeline minute two-way or multiple-way duct, and two-way or multiple-way duct are respectively by connecting the water-in of the water distributor D of two or more SBR treatment unit behind the valve C2; Have returnedactivatedsludge mixture export C at the sidewall of shell C lower end part in the upper end of aerating apparatus C, this outlet C connects hydrolysis acidification device returnedactivatedsludge mixed solution import B by sludge pump C;
Described two or more SBR treatment unit comprises shell D, and the bottom of shell D is equipped with water distributor D, and the lower end has sludge outlet D, in the bottom of the shell D of water distributor D upper end aerating apparatus D is installed; Valve D1 is installed on the sludge outlet D; Aerating apparatus D connects pneumatic pump; Also be equipped with in the shell D and strain hydrophone; The water outlet of straining hydrophone connects rising pipe by pipeline; Have returned sluge outlet D at SBR treatment unit lower end part in the upper end of water distributor D, the sidewall of aerating apparatus D lower end, this returned sluge outlet D is connected the returned sluge import A of first aerating apparatus with sludge pump D by valve D2; Two or more SBR treatment unit adopt the periodicity alternate run mode of water inlet, aeration, precipitation, water outlet;
Rising pipe connects clean water basin after connecting ultra violet sterilizer; Automatic control device is controlled the alternate run time of water inlet, aeration, precipitation and the water outlet of hydraulic detention time, aeration rate, bottom return sludge ratio and SBR treatment unit in two or more SBR treatment unit of first aerating apparatus, hydrolysis acidification device, enhanced aeration device and parallel running; First aerating apparatus, hydrolysis acidification device, enhanced aeration device and SBR treatment unit inside grow and have or be added with the microorganism that carries out purification of water quality.
The hydrophone of straining described above comprises water leg, track, gas bag and scupper hose; There is water outlet at the center of water leg, the water leg weir plate that forward and backward oriented water outlet is downward-sloping, and the bottom surface of left and right end is downward-sloping to water outlet, and left and right two ends are connected on the track at two ends, and left and right two ends, upper end are fixed with respectively gas bag; Water outlet connects described rising pipe by scupper hose, and track is positioned on the relative both sides inwall of shell D, and the gas bag inlet mouth connects pneumatic pump by tracheae, relies on being filled with and discharging to drive and straining hydrophone and move up and down the water process of straining of finishing along guide rail of air in the gas bag.
In first aerating apparatus described above, hydrolysis acidification device, enhanced aeration device and the SBR treatment unit agitator can be installed respectively as required.
Aerating apparatus A described above, aerating apparatus C and aerating apparatus D are comprised of aeration head and the air distribution plate that is fixed on shell A, shell A and the shell D inside that is positioned at above the aeration head.Described aerating apparatus A, aerating apparatus C and aerating apparatus D also can adopt micro-pore aeration.
In dirty advanced waste treatment apparatus of the present utility model, dirty waste water carries out aeration to a certain degree in first aerating apparatus, and organic content reduces greatly, and the indexs such as COD, ammonia nitrogen, TP, turbidity obviously descend; The amino acid that proteolysis forms is further decomposed ammonification and a kind of unazotized organic compound under the effect of Ammonifying bacteria; Unazotized organic compound can decompose by the decomposition rule of nonnitrogenous organic substance, perhaps participates in Synthesis and becomes cyto-architectural integral part, and the effect of then assimilating as the source of the required nitrogen of microorganism of part ammonia utilizes; Subsequently by the factor of controling environment so that can become superiority bacteria spp in this device as the nitrobacteria of autotrophic bacteria, under the relatively sufficient condition of dissolved oxygen, ammonia can participate in carrying out nitration reaction under the effect of nitrobacteria, protein is oxidized to the products such as carbonic acid gas, water, nitric acid, sulfuric acid (if also containing sulphur in the protein) at last; Simultaneously, the mud mixed liquid that refluxes from the SBR treatment unit and come can be by the stripping removal part nitrogen of first aerating apparatus, and contained phosphorus in the mud mixed liquid then is adsorbed gathering.In hydrolysis acidification device, do not carry out aeration, when effluent stream is installed through this, the main anti-nitration reaction that occurs refluxes from the enhanced aeration device namely that contained nitrate nitrogen is under the effect of denitrifying bacterium the mud mixed liquid of coming, and the assimilation denitrification occurs a part, form organic nitrogen compound, become the integral part of denitrifying bacteria, another part generation alienation denitrification finally forms nitrogen and removes, through the processing of this device, the total nitrogen in the sewage can access effective removal.Carry out aeration at the enhanced aeration device, under the condition of dissolved oxygen abundance, the water that flows out from hydrolysis acidification device enters in the enhanced aeration device, under the effect of heterotrophic bacterium, organism in the sewage is further degraded, and the ammonia nitrogen in this process in the sewage again part obtains transforming.At the SBR treatment unit, aeration mode intermittently so that thoroughly the organism of degraded fully degrade, and so that ammonia nitrogen further remove through aeration, again through precipitate phase because the effect such as the flocculation of mud, precipitation and so that total phosphorus further removed.Simultaneously, make the SBR treatment unit by sludge pump D backflow part mud mixed liquid in the first aerating apparatus, this is because contain nitrate nitrogen in the mud mixed liquid, if nitrate nitrogen content is high, then may be because denitrification produces a large amount of nitrogen at SBR treatment unit precipitate phase, the rising of gas will impel mud impurity to float and affect sedimentation effect, affect effluent quality.
The utility model has formed multiple combination type microbial population through twice backflow, has more powerful degradation function than the more single flora in the traditional method.The utility model is saved and is taken up an area under stable effluent quality and the prerequisite up to standard realizing, greatly reduces total investment of engineering.The utility model can be realized the modularization production for the treatment of facility and equipment, can realize on-the-spot flexible assembling and dismounting, and realizes that fully automated operational management behind efficiency is higher.Utilize the utility model can also realize the flexible assembly of the treatment facility of various scales with suiting measures to local conditions, can make dirty waste water obtain effectively on the spot treatment and reuse, reduced the discharging of pollution substance.The utility model device has been received good effect for the organic waste water of processing town sewage and high density.The beneficial effects of the utility model are, can the treating processes camber of the dirty waste water of high density is integrated, and save and take up an area, but efficiently finish dirty wastewater treatment to reach the degree of reuse after the processing.Generally speaking, this device is avoiding having realized effective treatment and reuse of municipal effluent or high concentrated organic wastewater under a large amount of prerequisites of taking up an area, and have efficient, less energy-consumption, stable effluent quality, assembling, the advantage such as dismounting is flexible, operational management is convenient.The utility model is through verification experimental verification: the COD scope of its sewage is 160～670mg/L, the ammonia nitrogen scope is in the situation of 33～110mg/L, and after processing of the present utility model, water outlet COD scope is 36 mg/L～58mg/L, the ammonia nitrogen scope is 0～2.2mg/L, can reach the standard of reuse water.
Description of drawings
Fig. 1 is structural representation of the present utility model;
Fig. 2 is that the master who strains hydrophone in the utility model looks synoptic diagram;
Fig. 3 is the schematic top plan view of straining water leg in the hydrophone in the utility model;
Fig. 4 strains in the hydrophone left side of water leg to look synoptic diagram in the utility model;
Fig. 5 strains in the utility model that the master of water leg looks synoptic diagram in the hydrophone.
Embodiment
The utility model will be further described below in conjunction with the drawings and specific embodiments.
Such as Fig. 1, Fig. 2, Fig. 3, Fig. 4 and shown in Figure 5, present embodiment comprises two SBR treatment unit 5 and the automatic control device of first aerating apparatus 2, hydrolysis acidification device 3, enhanced aeration device 4, parallel running.Also three or more of SBR treatment unit 5.
Described first aerating apparatus 2 comprises shell A 14.Shell A 14 bottoms are equipped with water distributor A 8, and the lower end has sludge outlet A 15, in the bottom of the shell A 14 of water distributor A 8 upper ends aerating apparatus A are installed.Dirty waste water 1 connects the water-in of water distributor A 8 by liquor pump A 6.Valve A1 13 is installed on the sludge outlet A 15.The aeration head 9 of aerating apparatus A connects pneumatic pump 7 by magnetic valve 11.The upper end of shell A 14 has water outlet A 12, and this water outlet A 12 is connected the water-in of the water distributor B 18 that connects hydrolysis acidification device 3 by pipeline with valve A2.Have returned sluge import A 16 on shell A 14 walls between water distributor A 8 and the aerating apparatus A.
Described hydrolysis acidification device comprises shell B 22, the bottom of shell B 22 is equipped with water distributor B 18, the lower end has sludge outlet B 20, and the upper end has water outlet B 23, and this water outlet B 23 is connected the water-in of the water distributor C 24 that connects enhanced aeration device 4 by pipeline with valve B2.Have returnedactivatedsludge mixed solution import B 32 on the bottom of shell B 22 walls of water distributor B 18 upper ends.Valve B1 19 is installed on the sludge outlet B 20.
Described enhanced aeration device 4 comprises shell C 25, and the bottom of shell C 25 is equipped with water distributor C 24, and the lower end has sludge outlet C 30, in the bottom of the shell C 25 of water distributor C 24 upper ends aerating apparatus C is installed.Valve C1 29 is installed on the sludge outlet C 30.Aerating apparatus C connects pneumatic pump 7.The upper end of shell C 25 has water outlet C 28, and this water outlet C 28 was by behind the total pipeline minute two-way pipeline, and the two-way pipeline passes through respectively the water-in of the water distributor D 36 of two SBR treatment unit 5 of valve C2 31 rear connections.Have returnedactivatedsludge mixture export C 33 at the sidewall of shell C 25 lower end parts in the upper end of aerating apparatus C, this returnedactivatedsludge mixture export C 33 connects the returnedactivatedsludge mixed solution import B 32 of hydrolysis acidification device 3 by sludge pump C 21.
Described two SBR treatment unit 5 comprise shell [user of Microsoft 1], and the bottom of shell D is equipped with water distributor D 36, and the lower end has sludge outlet D 37, in the bottom of the shell D of water distributor D 36 upper ends aerating apparatus D are installed.Valve D1 38 is installed on the sludge outlet D 37.Aerating apparatus D connects pneumatic pump 7.Also be equipped with in the shell D 5 and strain hydrophone 35.Shell D 5 lower end parts in the upper end of water distributor D 36, the sidewall of aerating apparatus D lower end has returned sluge outlet D 39, this returned sluge outlet D 39 is connected the returned sluge import A16 that connects first aerating apparatus 2 by valve D2 34 with sludge pump D.Two SBR treatment unit 5 adopt the periodicity alternate run mode of water inlet, aeration, precipitation, water outlet.Strain hydrophone 35 and comprise water leg 42, track 41, gas bag 45 and scupper hose 44.There is water outlet 46 at the center of water leg 42, the water leg weir plate 47 that forward and backward oriented water outlet 46 is downward-sloping, the bottom surface of left and right end is downward-sloping to water outlet 46, and left and right two ends are connected on the track 41 at two ends, and left and right two ends, upper end are fixed with respectively gas bag 45.Water outlet 46 is by scupper hose 44 connecting tubes, and pipeline connects described rising pipe 40, and track 41 is positioned on the relative both sides inwall of shell D, and gas bag 45 inlet mouths connect air compressor by tracheae.43 for controlling the water part of straining hydrophone in the automatic control device.
Aerating apparatus A, aerating apparatus C and aerating apparatus D are comprised of aeration head 9 and the air distribution plates 10 that are fixed on the shell D inside that are positioned at above the aeration head 9.First aerating apparatus 2, hydrolysis acidification device 3, enhanced aeration device 4 and SBR treatment unit 5 inside grow and have or be added with the microorganism that carries out purification of water quality.
In first aerating apparatus 2, hydrolysis acidification device 3, enhanced aeration device 4 and the SBR treatment unit 5 agitator can be installed as required.
After connecting ultra violet sterilizer, rising pipe 40 connects clean water basin.Automatic control device is controlled the alternate run time of water inlet, aeration, precipitation and the water outlet of hydraulic detention time, aeration rate, bottom return sludge ratio and SBR treatment unit 5 in two SBR treatment unit 5 of first aerating apparatus 2, hydrolysis acidification device 3, enhanced aeration device 4 and parallel running.Control each several part hydraulic detention time in the present embodiment: being 2 hours in the first aerating apparatus, is 4 hours in the hydrolysis acidification device, is 2 hours in the enhanced aeration device, and the SBR treatment unit can be 4～8 hours flexible.The aeration rate of control each several part: make parameter with dissolved oxygen concentration, be 1mg/L～2.5mg/L in the first aerating apparatus, be no more than 0.2 mg/L in the hydrolysis acidification device, preferably keep 0 mg/L, enhanced aeration device and SBR treatment unit are at 1.5mg/L～4 mg/L, and according to actual needs suitably adjustment.Control water inlet, aeration, precipitation and water discharging time in the two SBR treatment unit, flooding time is 0.5-1 hour, and aeration time is 2-3 hour, and precipitation is 2-5 hour with water discharging time.SBR treatment unit 5 return sludge ratio, enhanced aeration device 4 active sludge intermixture reflux ratio in the hydrolysis acidification device 3 in the first aerating apparatus 2 is set according to the water yield of the dirty waste water of actual treatment and the needs of water quality character.More than each parameter can regulate according to the needs such as size, handled dirty wastewater property of device and set.
The utility model passes through liquor pump A 6 control flooding velocity water inlets with dirty waste water, relies on gravity successively by the SBR treatment unit 5 of first aerating apparatus 2, hydrolysis acidification device 3, enhanced aeration device 4, parallel connection, and the series reaction process is finished in then water outlet.The aeration purpose is not only reaction zone is carried out oxygenation to satisfy the existence of aerobic microbiological, can also come by aeration stirring, the mixing in realization response district, guarantees sufficient reacting, even, does not produce a large amount of mud and piles up.Aeration adopts micro-pore aeration, can adopt the mode of air distribution plate uniform aeration.Because equipment has a constant volume, needs in case of necessity emptying, so each equipment all arranges sludge outlet and regulated valve.This device adopts testing column when the lab scale of laboratory, can adopt according to practical situation the form of rectangle form pool, but need to set up agitator in each pond when adopting rectangle form pool.
Claims (6)
1. dirty advanced waste treatment system, it is characterized in that: it comprises two or more SBR treatment unit and the automatic control device of first aerating apparatus, hydrolysis acidification device, enhanced aeration device, parallel running;
Described first aerating apparatus comprises shell A; Shell A bottom is equipped with water distributor A, and the lower end has sludge outlet A, in the bottom of the shell A of water distributor A upper end aerating apparatus A is installed; Dirty waste water connects the water-in of water distributor A by liquor pump A; Valve A1 is installed on the sludge outlet A; Aerating apparatus A connects pneumatic pump; The upper end of shell A has water outlet A, and this water outlet A is connected the water-in of the water distributor B of hydrolysis acidification device with valve A2 by pipeline; Have returned sluge import A on the shell A wall between water distributor A and the aerating apparatus A;
Described hydrolysis acidification device comprises shell B, and the bottom of shell B is equipped with water distributor B, and the lower end has sludge outlet B, and the upper end has water outlet B, and this water outlet B is connected the water-in of the water distributor C of enhanced aeration device with valve B2 by pipeline; Have returnedactivatedsludge mixed solution import B on the bottom of the shell B wall of water distributor B upper end; Valve B1 is installed on the sludge outlet B;
Described enhanced aeration device comprises shell C, and the bottom of shell C is equipped with water distributor C, and the lower end has sludge outlet C, in the bottom of the shell C of water distributor C upper end aerating apparatus C is installed; Valve C1 is installed on the sludge outlet C; Aerating apparatus C connects pneumatic pump; The upper end of shell C has water outlet C, and this water outlet C was by behind the total pipeline minute two-way or multiple-way duct, and two-way or multiple-way duct are respectively by connecting the water-in of the water distributor D of two or more SBR treatment unit behind the valve C2; Have returnedactivatedsludge mixture export C at the sidewall of shell C lower end part in the upper end of aerating apparatus C, this outlet C connects hydrolysis acidification device returnedactivatedsludge mixed solution import B by sludge pump C;
Described two or more SBR treatment unit comprises shell D, and the bottom of shell D is equipped with water distributor D, and the lower end has sludge outlet D, in the bottom of the shell D of water distributor D upper end aerating apparatus D is installed; Valve D1 is installed on the sludge outlet D; Aerating apparatus D connects pneumatic pump; Also be equipped with in the shell D and strain hydrophone; The water outlet of straining hydrophone connects rising pipe by pipeline; Have returned sluge outlet D at SBR treatment unit lower end part in the upper end of water distributor D, the sidewall of aerating apparatus D lower end, this returned sluge outlet D is connected the returned sluge import A of first aerating apparatus with sludge pump D by valve D2; Two or more SBR treatment unit adopt the periodicity alternate run mode of water inlet, aeration, precipitation, water outlet;
Rising pipe connects clean water basin after connecting ultra violet sterilizer; Automatic control device is controlled the alternate run time of water inlet, aeration, precipitation and the water outlet of hydraulic detention time, aeration rate, bottom return sludge ratio and SBR treatment unit in two or more SBR treatment unit of first aerating apparatus, hydrolysis acidification device, enhanced aeration device and parallel running; First aerating apparatus, hydrolysis acidification device, enhanced aeration device and SBR treatment unit inside grow and have or be added with the microorganism that carries out purification of water quality.
2. dirty advanced waste treatment system according to claim 1 is characterized in that: described aerating apparatus A, aerating apparatus C and aerating apparatus D are comprised of aeration head and the air distribution plate that is fixed on shell A, shell A and the shell D inside that is positioned at above the aeration head.
3. dirty advanced waste treatment system according to claim 1 is characterized in that: described aerating apparatus A, aerating apparatus C and aerating apparatus D employing micro-pore aeration.
4. according to claim 1 and 2 or 3 described dirty advanced waste treatment systems, it is characterized in that: the described hydrophone of straining comprises water leg, track, gas bag and scupper hose; There is water outlet at the center of water leg, the water leg weir plate that forward and backward oriented water outlet is downward-sloping, and the bottom surface of left and right end is downward-sloping to water outlet, and left and right two ends are connected on the track at two ends, and left and right two ends, upper end are fixed with respectively gas bag; Water outlet connects described rising pipe by scupper hose, and track is positioned on the relative both sides inwall of shell D, and the gas bag inlet mouth connects pneumatic pump by tracheae.
5. dirty advanced waste treatment system according to claim 4 is characterized in that: in described first aerating apparatus, hydrolysis acidification device, enhanced aeration device and the SBR treatment unit agitator is installed respectively.
6. it is characterized in that: in described first aerating apparatus, hydrolysis acidification device, enhanced aeration device and the SBR treatment unit agitator is installed respectively according to claim 1 and 2 or 3 described dirty advanced waste treatment systems.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320253315 CN203256093U (en) | 2013-05-12 | 2013-05-12 | Advanced treatment system for sewage and wastewater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320253315 CN203256093U (en) | 2013-05-12 | 2013-05-12 | Advanced treatment system for sewage and wastewater |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104585121A (en) * | 2014-12-19 | 2015-05-06 | 湖北省自动化研究所股份有限公司 | Ecological fish tank for driving water circulation and removing total nitrogen through aeration and method for breeding edible fish with ecological fish tank |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104585121A (en) * | 2014-12-19 | 2015-05-06 | 湖北省自动化研究所股份有限公司 | Ecological fish tank for driving water circulation and removing total nitrogen through aeration and method for breeding edible fish with ecological fish tank |
| CN104585121B (en) * | 2014-12-19 | 2017-02-22 | 湖北省自动化研究所股份有限公司 | Ecological fish tank for driving water circulation and removing total nitrogen through aeration and method for breeding edible fish with ecological fish tank |
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