CN102329051B - Rubbish percolate treatment device by taking advanced oxidation and comprehensive membrane treatment as cores - Google Patents
Rubbish percolate treatment device by taking advanced oxidation and comprehensive membrane treatment as cores Download PDFInfo
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- CN102329051B CN102329051B CN 201110257095 CN201110257095A CN102329051B CN 102329051 B CN102329051 B CN 102329051B CN 201110257095 CN201110257095 CN 201110257095 CN 201110257095 A CN201110257095 A CN 201110257095A CN 102329051 B CN102329051 B CN 102329051B
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- 230000003647 oxidation Effects 0.000 title claims abstract description 83
- 238000007254 oxidation reaction Methods 0.000 title claims abstract description 83
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- 238000006243 chemical reaction Methods 0.000 claims abstract description 58
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- 238000001914 filtration Methods 0.000 claims abstract description 14
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- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 10
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- 229910001385 heavy metal Inorganic materials 0.000 description 3
- 229910052757 nitrogen Inorganic materials 0.000 description 3
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Abstract
The invention discloses a rubbish percolate treatment method and device by taking advanced oxidation and comprehensive membrane treatment as cores. The treatment method successively comprises the following steps: carrying out standing precipitation and anaerobic reaction in an anaerobic pool; carrying out anaerobic biochemical treatment in a UASB (upflow anaerobic sludge blanket) reactor; carrying out advanced electrooxidation in an advanced oxidation pond with a TiO2 catalyst; flocculating and precipitating pollutants in water with a flocculant in an integrated clarification tank; carrying out secondary biochemical treatment in an MBR (membrane biological reactor) pond; and finally, carrying out membrane filtration in comprehensive membrane treatment equipment comprising ultraviolet ozone oxidation and safety filtration treatment processes and then discharging. The device consists of the anaerobic pool, the UASB reactor, the advanced oxidation pond with the TiO2 catalyst, the integrated clarification tank, the MBR pond and the comprehensive membrane treatment equipment which are communicated in a sequence. The invention has the beneficial effects that the treatment method has good treatment effect, low treatment cost and high comprehensive economic benefits; and the treatment device has small occupied area, saved investment, low operation cost and short construction cycle.
Description
Technical field
The present invention relates to technical field of sewage, particularly a kind ofly be treated to the garbage filter liquid processing method of core and the device that is used for this treatment process with advanced oxidation and comprehensive film.
Background technology
The processing of percolate is the big problem that urban environment is administered always, and the quality that percolate is handled and citizen's health of entire city are closely bound up.But the sanitary sewage wide material sources, pollutent is many, deals with the cost height, difficulty is big, especially in the city from the percolate of all trades and professions, its complicated component, pollutent is various, also has a large amount of hazardous and noxious substances.Yet existing sewage water treatment method mainly contains following several.The one, physico-chemical processes, what physico-chemical processes was most widely used is exactly flocculation, its advantage be investment little, take up an area of less, save energy, equipment are simply removed heavy metal, phosphorus, colourity are effective, and instant effect, working cost can not be subjected to the influence of former water water yield size, but shortcoming is low to the clearance of organism and nitrogen, and traditional flocculation agent is not good to the removal effect of the solvability BOD in the waste water, needs auxiliary biochemical processing process as follow-up or pretreatment technology.The 2nd, biochemical process comprises the anaerobic and aerobic processing, and general biochemical processing process is comparatively ripe, and organic pollutant and nutritive substance and the nitrogen etc. removed in the sewage have certain effect.Wherein, anaerobic treatment process is consumes energy not, and the pond body bulk is little, the organic volumetric loading height, and the anti-shock loading height, but water outlet generally can not be directly up to standard, also needs to carry out subsequent disposal.Outputted aerobic water water quality is good, and direct qualified discharge, but exist working cost too high simultaneously, also exists and causes the big deficiency of floor space because organic volumetric loading is too little.In addition, also have advanced oxidation to handle and the embrane method processing.Advanced oxidation is handled and is comprised conventional oxidation process such as Fenton reagent oxidation, ozone oxidation.Tradition high-level oxidation technology cost of investment is too high, pollution substance in the waste water is handled comparatively single, and working cost is higher, present stage domestic most of area difficulty bear its economy; Embrane method is handled and is comprised micro-filtration, ultrafiltration, ro treatment technology.Mostly being to water treatment of domestic application membrane technology, and it is less in handling to be applied in the high density percolate, mostly is single reverse osmosis membrane greatly, equipment volume is huge, floor space is big, and the work-ing life of not only cost of investment height, and film is short, the running cost height.More than these treatment processs all respectively have advantage and exist not enough, these methods and with these methods simply in conjunction with the municipal effluent that comes treating refuse percolate and complicated ingredient, perhaps be difficult to reach treatment effect preferably, perhaps overall economic efficiency is poor.
Summary of the invention
Of the present invention first purpose is exactly at the deficiencies in the prior art, and a kind of sewage for the treatment of complicated component is provided, and treatment effect is good, overall economic efficiency is high is treated to the garbage filter liquid processing method of core with advanced oxidation and comprehensive film.
For realizing first purpose, the present invention adopts following technical scheme.
A kind of garbage filter liquid processing method that is treated to core with advanced oxidation and comprehensive film, comprise the treatment step that preliminary sedimentation and anaerobic reaction, anaerobic biological processing, the processing of senior electrooxidation, flocculation and heavy processing, secondary biochemical treatment, embrane method are filtered, described embrane method is filtered into comprehensive embrane method and filters, and the aforementioned processing step is carried out in the following order successively:
A preliminary sedimentation and anaerobic reaction: percolate is collected in staticly settles in the anaerobic pond and anaerobic reaction;
The b anaerobic biological is handled: carry out anaerobic biological through the percolate behind preliminary sedimentation and the anaerobic reaction in the UASB reactor and handle;
The senior electrooxidation of c is handled: the percolate after UASB reactor anaerobic biological is handled is being added with TiO
2Carrying out senior electrooxidation in the advanced oxidation pond of catalyzer handles;
D flocculation and precipitation process: the percolate of handling through advanced oxidation utilizes flocculation agent that the pollutent in the water is flocculated and precipitation in integrated settling pond;
The biochemical treatment of e secondary: the percolate after flocculation and precipitation process carries out the secondary biochemical treatment in the MBR pond;
The comprehensive embrane method of f is filtered: the percolate after the secondary biochemical treatment is carried out in the MBR pond carries out embrane method by the comprehensive film treatment facility that comprises UV ozone oxidation and security personnel's filter process and filters the back discharging.
Adopt that aforementioned schemes is of the present invention to be treated to the garbage filter liquid processing method of core with advanced oxidation and comprehensive film, in conjunction with the advantage separately of having utilized traditional electrical flocculation plant and traditional advanced oxidation device, coagulate in traditional electrical and to add TiO in the mode
2Catalyzer is strengthened oxidation effectiveness, through experimental test, can reach more than 90% the ammonia nitrogen of percolate, and is efficient more than 85% to removing colourity to reducing the efficient more than 65% of COD, can largely improve the biodegradability of waste water simultaneously.In the MBR pond, remove most of organic substance and residue most ammonia-nitrogen; be not subjected to the mud expansion effects; greatly degree is protected the subsequent film treatment facility; comprised comprehensive membrane technology such as security personnel's filtration, active carbon filtration, ultrafiltration, reverse osmosis in the comprehensive film treatment facility, the final qualified discharge of waste water has been played guaranteeing role.The technology that the present invention adopts not only has good treatment effect, but also fully takes into account processing feature or the requirement of each treatment step, makes to be connected good between each processing unit.Such as the anaerobism water outlet owing to have higher dissolved gas and voltaile fatty acid (VFA) and a higher SS, so if the water outlet after the anaerobic treatment directly enters the aerobic treatment unit in MBR pond, be easy to cause the phenomenon in the full pond of sludge bulking and foam in the Aerobic Pond, so the advanced oxidation step is placed between the aerobic treatment step in anaerobic treatment and MBR pond, play the effect of objectionable impuritiess such as electrolysis, decolouring, raising biochemical, removal ammonia nitrogen and heavy metal, guarantee the effect of aerobic treatment.Simultaneously, adopt the MBR treatment technology, guarantee effluent quality, to prolong the life-span of embrane method treatment facility.Therefore, adopt treatment process of the present invention, guaranteed that this used water difficult to degradate of percolate is successfully handled and processing up to standard.In addition, the present invention utilize the UASB reactor have simple in structure, organic volumetric loading is high, energy consumption is low, operation and safeguard simple, the low advantage of cost and reduce occupation area of equipment, reduce one-time investment and reduce running cost; Utilize the MBR pond to have the characteristics that capacity of resisting impact load is strong, sludge discharge is few and improve the capacity of resisting impact load for the treatment of unit, reduce sludge discharge, according to statistics, can reduce sludge discharge about 30% than the conventional process mode; Utilize comprehensive film treatment facility than conventional film treatment facility have that volume is little, floor space is little, the advantage of reduced investment and prolong film work-ing life, improve plant factor, reduce working cost, thereby realize the high purpose of overall economic efficiency.
High frequency electric source, the alloy electrode of handling employing 1000～8000HZ when senior electrooxidation adopt 316 stainless steels or nickel-bass alloy material to make TiO
2Catalyzer is thrown in the catalytic carrier form and is aided with ultraviolet ray and promotes TiO
2When catalyzer discharged, its treatment effect further improved.Through experimental test, can reach 95% to the ammonia nitrogen removal frank of percolate, reach 70% to reducing the efficient of COD, can reach 90% to color removal.
Second purpose of the present invention provides and a kind ofly is treated to the garbage filter liquid processing device of core for the described treatment process of first goal of the invention with advanced oxidation and comprehensive film.
A kind ofly be treated to the garbage filter liquid processing device of core with advanced oxidation and comprehensive film, mainly by anaerobic pond, the UASB reactor of the described treatment process of the present invention's first purpose, be added with TiO
2The advanced oxidation pond of catalyzer, integrated settling pond, MBR pond and comprehensive film treatment facility are formed; Anaerobic pond is communicated with the feed-water end that the UASB reactor is positioned at the bottom by slush pump and pipeline, water side, UASB reactor top is communicated with the advanced oxidation pond by pipeline, the advanced oxidation pond is connected with the bottom feed-water end of integrated settling pond with pipeline by pump, the water side of integrated settling pond is connected with the feed-water end in MBR pond, the water side in MBR pond is connected with the water-in of pipeline with comprehensive film treatment facility by pump, and comprehensive film treatment facility is provided with ozone high grade oxidation device and security personnel's strainer.
Adopt the present invention of aforementioned techniques scheme utilize the UASB reactor have simple in structure, organic volumetric loading is high, energy consumption is low, operation and safeguard simple, the low advantage of cost and reduce occupation area of equipment, reduce one-time investment and reduce running cost; Utilize the MBR pond to have the characteristics that capacity of resisting impact load is strong, sludge discharge is few and improve the capacity of resisting impact load for the treatment of unit, reduce sludge discharge, according to statistics, can reduce sludge discharge about 30% than the conventional process mode; Utilize comprehensive film treatment facility to have the characteristics that volume is little, floor space is little than conventional film treatment facility and reduce investment outlay; Utilize ozone high grade oxidation and security personnel filter to prolong film work-ing life, improve plant factor, reduce working cost, thereby improve overall economic efficiency; Simultaneously, the water outlet effect that also keeps traditional embrane method to handle, thus guarantee that treatment effect is good, can realize the qualified discharge purpose.The present invention fully takes into account when utilizing this device to carry out the percolate processing, and the processing feature of each treatment step or requirement make to be connected good between each processing unit.Such as the anaerobism water outlet owing to have higher dissolved gas and voltaile fatty acid (VFA) and a higher SS, so if the water outlet after the anaerobic treatment directly enters the aerobic treatment unit in MBR pond, be easy to cause the phenomenon in the full pond of sludge bulking and foam in the Aerobic Pond, so the advanced oxidation pond is placed between the MBR pond of anaerobic treatment and aerobic treatment, to play the effect of objectionable impuritiess such as electrolysis, decolouring, raising biochemical, removal ammonia nitrogen and heavy metal, guarantee the aerobic treatment effect.Simultaneously, the effluent quality in MBR pond is good, is beneficial to the work-ing life that prolongs comprehensive film treatment facility.
Described UASB reactor comprises reaction tank, be provided with anaerobic sludge and water distribution system bottom the reaction tank and form the sludge reaction district, the feed-water end of water distribution system constitutes UASB reactor feed-water end, the top in sludge reaction district is provided with three triphase separators that separate for gas-liquid-solid three-phase, triphase separator is connected with the air chamber that is provided with exhaust line, the top of triphase separator reaction tank is provided with overflow weir, and the spillway of overflow weir constitutes the water side of UASB reactor.The advantage of UASB reactor is the formation of granule sludge, mud with good cohesion and sedimentation function forms granule sludge at reactor bottom, waste water from reactor bottom enter with granule sludge fully mix contact the back by the microbiological degradation the mud.Because the granule sludge water ratio is little, to go out under the water flow velocity chance with the water emersion very little higher, make and always keep very high biological concentration in the reactor, and the muddy water rate of mass transfer of granule sludge is very high, and has a not advantage such as anti-load impact ability, mud stabilizing power of comparability of floc sludge, the UASB reacting appliance is responded, and biomass is many, organic volumetric loading rate height, equipment are simple, advantages such as convenient management.
Described advanced oxidation pond comprises that pond body, frequency are the high frequency electric source of 1000～10000HZ, be provided with a plurality of alloy pole plates of being made by 316 stainless steels or nickel-bass alloy material in the body of pond, a plurality of alloy pole plates are the fence type setting along the flow direction of waste water in the body of pond, one end of a plurality of alloy pole plates is staggered successively to be connected with the positive and negative electrode output terminal of high frequency electric source, is provided with between each adjacent alloy pole plate for carrying TiO
2The catalytic carrier of catalyzer; Body top, pond also is provided with slag scraper, and slag scraper is positioned at the water side of pond body, and the slag scraper afterbody is provided with the scum silica frost groove.The waste water of handling through prime enters in this casing and flows through between adjacent alloy pole plate, starts high frequency electric source, and the potential difference that exists high frequency electric source to provide between the adjacent alloy pole plate utilizes waste water as the electric current medium, is aided with TiO simultaneously
2Catalyzer carries out senior electrooxidation, and the scum silica frost that the surface forms is collected to concentrate in the scum silica frost groove by slag scraper and discharged, and the waste water behind advanced oxidation enters postprocessing working procedures.And simple in structure, volumetric loading is high, floor space is little, reduced investment, working cost are low.
Described pole plate top also is provided with ultraviolet light source.Ultraviolet light is beneficial to and promotes TiO
2Catalyzer discharges, and strengthens electricity and coagulates effect, destroys macromolecular substance in the waste water, and the oxidation ammonia nitrogen helps carrying out smoothly of subsequent treatment process.
Be provided with first reaction zone, second reaction zone, the filtrating area of mutual perforation in the described integrated settling pond, the upper end is provided with overflow groove in the integrated settling pond; Described first reaction zone is funnel-form, and first reaction zone is positioned at the middle part of integrated settling pond, and the funnel bottom of first reaction zone is made of the feed-water end of integrated settling pond inlet channel; Described second reaction zone is positioned at first reaction zone outside, and the bottom of second reaction zone is used for the mud back-mixing and forms mud back-mixing district; Described filtrating area is positioned at the second reaction zone outside, and the filtrating area bottom is used for sludge settling and forms the settling region; Described overflow groove is used for collecting the water that overflows of filtrating area, and overflow groove constitutes the water side of integrated settling pond.When the dosing position is located at first reaction zone, can the waste water after handling through advanced oxidation fully be flocculated and precipitate, and simple in structure.
Described comprehensive film treatment facility also is provided with intermediate water tank, the suction culvert of intermediate water tank is connected with the water side in MBR pond, the outlet pipeline of intermediate water tank is provided with pressure pump, the outlet pipeline of pressure pump is connected with the feed-water end of ozone high grade oxidation device, be connected with the oxidation water tank on the outlet pipeline of ozone high grade oxidation device, the outlet pipeline of oxidation water tank is provided with activated charcoal filter, be connected with security personnel's strainer on the outlet pipeline of activated charcoal filter, be connected with first force (forcing) pump on the outlet pipeline of security personnel's strainer, the outlet pipeline of first force (forcing) pump is provided with the ultra filtration filter, be connected with second force (forcing) pump on the outlet pipeline of ultra filtration filter, be connected with reverse-osmosis filtering device on the outlet pipeline of second force (forcing) pump, the water side of reverse-osmosis filtering device constitutes the water side of whole garbage filter liquid processing device.Enter intermediate water tank through the waste water after the MBR pond biochemical treatment, pumped into by pressure pump again and carry out advanced oxidation in the ozone high grade oxidation device, water outlet after the oxidation enters the oxidation water tank and stays for some time, the assurance oxidation is thorough, the water power that goes out of oxidation water tank enters residual ozone in the activated charcoal filter removal waste water, guarantee the life-span of subsequent film, water outlet enters security personnel's strainer and removes suspended substance in the former water, guarantee the normal use of subsequent film, security personnel filter its water outlet by be located at security personnel filter with the ultra filtration filter between force (forcing) pump pump into the ultra filtration filter and carry out first step filtration, remove larger molecular organics in the water, part polymer inorganic salt, for the reverse osmosis water outlet is got ready, the water outlet of ultra filtration filter pumps into reverse-osmosis filtering device and carries out osmosis filtration by being located at force (forcing) pump between ultra filtration filter and the reverse-osmosis filtering device, remove most organic in the waste water, colourity, whole suspended substances, TP, most of inorganic salt, water outlet is as clear as crystal, qualified discharge.The present invention has substituted the filtration unit of single membrane filtration structure, when the designing treatment ability is identical, can greatly reduce equipment volume, reduces floor space, thereby can reduce disposable fund input about 30%; Can improve film work-ing life about 50%, Stop-Time of Device Failure is few, utilization ratio is high, can reduce integrated operation cost about 50%.
The catalyzer that described ozone high grade oxidation device also is provided with ultraviolet light source and is discharged by ultraviolet light catalysis.Ultraviolet light is beneficial to and promotes catalyzer to discharge, and further strengthens oxidation effectiveness.
Adopt the present invention percolate to be handled according to the first goal of the invention treatment process of the present invention with the garbage filter liquid processing device that advanced oxidation and comprehensive film are treated to core, can fully effectively remove all contaminations matter in the percolate, and deliquescent COD, BOD and N, P there is good effect of removing, be not subjected to the influence of hazardous and noxious substances in the waste water, not only be fit to the processing of complicated waste water such as percolate, other sanitary sewages are also had good treatment effect.And the treatment unit floor space is little, reduced investment, plant factor height, running cost is low, overall economic efficiency is high.
The present invention's beneficial effect compared with prior art is, treatment process had both had the overall merit of traditional technology, had remedied the deficiency of each treatment technology simultaneously, and the treatment effect of percolate is good, and processing costs is low, overall economic efficiency is high; Treatment unit has that floor space is little, reduced investment, working cost is low, the construction period is short.
Description of drawings
Fig. 1 is the process flow sheet for the treatment of process of the present invention.
Fig. 2 is the structural representation for the treatment of unit of the present invention.
Fig. 3 is the structural representation of UASB reactor of the present invention.
Fig. 4 is the structural representation of advanced oxidation reactor of the present invention.
Fig. 5 is the structural representation of the integrated settling pond of the present invention.
Fig. 6 is the structural representation of the comprehensive film treatment facility of the present invention.
Embodiment
The present invention is further illustrated below in conjunction with accompanying drawing, but therefore do not limit the present invention among the described scope of embodiments.
Embodiment 1Referring to Fig. 1, Fig. 2, a kind of garbage filter liquid processing method that is treated to core with advanced oxidation and comprehensive film, comprise the treatment step that preliminary sedimentation and anaerobic reaction, anaerobic biological processing, the processing of senior electrooxidation, flocculation and heavy processing, secondary biochemical treatment, embrane method are filtered, described embrane method is filtered into comprehensive embrane method and filters, and the aforementioned processing step is carried out in the following order successively:
A preliminary sedimentation and anaerobic reaction;
The b anaerobic biological is handled;
The senior electrooxidation of c is handled;
D flocculation and precipitation process;
The biochemical treatment of e secondary;
The comprehensive embrane method of f is filtered.
Before the processing, at the other anaerobic pond 1 of building of household refuse landfill sites, it is up flow anaerobic sludge blanket reactor that a UASB reactor 2 is installed then, UASB reactor 2 is anaerobic reactors of a kind of compact construction, the advanced oxidation pond 3 that connects an efficient catalytic then in UASB reactor 2 back, build an integrated settling pond 4 again, build aerobic reaction processing unit MBR pond 5 in the back of integrated settling pond 4, connect comprehensive film treatment facility 6 at last, comprehensive film treatment facility 6 can adopt the energy-saving low desalination reverse osmosis composite membrane of homemade CTA-NF as nanofiltration membrane component.
When using the inventive method to handle, percolate is collected in carries out preliminary sedimentation and anaerobic reaction in the anaerobic pond 1 earlier, send into then and carry out the anaerobic biological processing in the UASB reactor 2, thereby percolate is separated into biogas, waste water and mud.
Percolate after will handling through UASB reactor 2 is sent into and is carried out the advanced oxidation processing in the efficient catalytic advanced oxidation pond 3, and then enter in the integrated settling pond 4 by adding flocculation agent and flocculate and precipitate, percolate after will handling through integrated settling pond 4 is again sent into MBR pond 5 and is carried out the secondary biochemical treatment, adopts comprehensive film treatment facility 6 to carry out embrane method at last and handles.After the percolate of handling through advanced oxidation is entering integrated settling pond 4 and fully stirs, can improve speed and the effect of flocculation and precipitation; After before the percolate through flocculation and precipitation is entering MBR pond 5, fully stirring, further improve secondary biochemical treatment effect.
Adopt treatment process of the present invention that the different percolate in two places is handled, before handling percolate and after treatment the detection data of discharge water see the following form.
From table, detect data as can be known, after above-mentioned treatment process of the present invention is to common percolate, can reach emission standard and realize qualified discharge.
Embodiment 2Referring to Fig. 2, a kind ofly be treated to the garbage filter liquid processing device of core with advanced oxidation and comprehensive film, mainly by the anaerobic pond 1, the UASB reactor 2 that are used for the described treatment process of claim 1, be added with TiO
2The advanced oxidation pond 3 of catalyzer, integrated settling pond 4, MBR pond 5 and comprehensive film treatment facility 6 compositions that comprise UV ozone oxidation and ensure public security and filter; Anaerobic pond 1 is communicated with the feed-water end that UASB reactor 2 is positioned at the bottom by slush pump and pipeline, water side, UASB reactor 2 top is communicated with advanced oxidation pond 3 by pipeline, advanced oxidation pond 3 is connected with the bottom feed-water end of integrated settling pond 4 with pipeline by pump, the water side of integrated settling pond 4 is connected with the feed-water end in MBR pond 5, the water side in MBR pond 5 is connected with the water-in of pipeline with comprehensive film treatment facility 6 by pump, and comprehensive film treatment facility 6 is provided with ozone high grade oxidation device 61 and security personnel's strainer 66.
The front end in MBR pond 5 is provided with independent agitated pool (not shown), with further raising secondary biochemical treatment effect.
Referring to Fig. 3, described UASB reactor 2 comprises reaction tank 15, reaction tank 15 bottoms are provided with anaerobic sludge and water distribution system 17 and form sludge reaction district 16, the feed-water end of water distribution system 17 constitutes UASB reactor 2 feed-water ends, the top in sludge reaction district 16 is provided with the triphase separator 18 that separates for gas-liquid-solid three-phase, triphase separator 18 is connected with the air chamber 19 that is provided with exhaust line, and the top of triphase separator 18 is provided with overflow weir 20, and the spillway of overflow weir 20 constitutes the water side of UASB reactor 2.
Referring to Fig. 4, described advanced oxidation pond 3 comprises that pond body 21, frequency are the high frequency electric source 22 of 5000HZ, be provided with a plurality of alloy pole plates of being made by 316 stainless steels or nickel-bass alloy material 23 in the pond body 21, a plurality of alloy pole plates 23 are the fence type setting along the flow direction of waste water in the pond body 21, one end of a plurality of alloy pole plates 23 is staggered successively to be connected with the positive and negative electrode output terminal of high frequency electric source 22, is provided with between each adjacent alloy pole plate 23 for carrying TiO
2The catalytic carrier 24 of catalyzer; Body 21 tops in pond also are provided with slag scraper 25, and slag scraper 25 is positioned at the water side of pond body 21, and slag scraper 25 afterbodys are provided with scum silica frost groove 26.
Described pole plate 23 tops also are provided with ultraviolet light source 27.
Referring to Fig. 5, be provided with first reaction zone 9, second reaction zone 10, the filtrating area 13 of mutual perforation in the described integrated settling pond 4, the upper end is provided with overflow groove 41 in the integrated settling pond 4; Described first reaction zone 9 is funnel-form, and first reaction zone 9 is positioned at the middle part of integrated settling pond 4, and the funnel bottom of first reaction zone 9 is made of the feed-water end of integrated settling pond 4 inlet channel 14; Described second reaction zone 10 is positioned at first reaction zone, 9 outsides, and the bottom of second reaction zone 10 is used for the mud back-mixing and forms mud back-mixing district 11; Described filtrating area 13 is positioned at second reaction zone, 10 outsides, and filtrating area 13 bottoms are used for sludge settling and form settling region 12; Described overflow groove 41 is used for collecting the water that overflows of filtrating area 13, and overflow groove 41 constitutes the water side of integrated settling pond 4.
Be connected with the agitated pool (not shown) between integrated settling pond 4 and the advanced oxidation pond 3, with the flocculation that improves integrated settling pond 4 and speed and the effect of precipitation.
Referring to Fig. 6, described comprehensive film treatment facility 6 also is provided with intermediate water tank 63, the suction culvert of intermediate water tank 63 is connected with the water side in MBR pond 5, the outlet pipeline of intermediate water tank 63 is provided with pressure pump 64, the outlet pipeline of pressure pump is connected with the feed-water end of ozone high grade oxidation device 61, be connected with oxidation water tank 70 on the outlet pipeline of ozone high grade oxidation device 61, the outlet pipeline of oxidation water tank 70 is provided with activated charcoal filter 65, be connected with security personnel's strainer 66 on the outlet pipeline of activated charcoal filter 65, be connected with first force (forcing) pump 67 on the outlet pipeline of security personnel's strainer 66, the outlet pipeline of first force (forcing) pump 67 is provided with ultra filtration filter 68, be connected with second force (forcing) pump 69 on the outlet pipeline of ultra filtration filter 68, connect reverse-osmosis filtering device 71 on the outlet pipeline of second force (forcing) pump 69, the water side of reverse-osmosis filtering device 71 constitutes the water side of whole garbage filter liquid processing device.
The catalyzer that described ozone high grade oxidation device 61 also is provided with ultraviolet light source and is discharged by ultraviolet light catalysis.
When adopting treatment unit treating refuse percolate of the present invention, earlier percolate is collected in preliminary sedimentation and anaerobic reaction in the anaerobic pond 1, send into then and carry out anaerobic treatment in the UASB reactor 2, percolate enters in the sludge reaction district 16 by water distribution system 17, with the strong anaerobic sludge reaction of a large amount of particles, and then will react the biogas, waste water and the mud that generate by triphase separator 18 and separate.
Percolate after process UASB reactor 2 is handled is sent into and is carried out the advanced oxidation processing in the efficient catalytic advanced oxidation pond 3, in percolate, add flocculation agent then, enter first reaction zone 9 from the below by inlet channel 14, top from first reaction zone 9 flows into second reaction zone 10 again, because the bottom upflow velocity of second reaction zone 10 is very fast, mud has ascendant trend, and on the top of second reaction zone 10, increase along with basal area, upflow velocity reduces, mud has a declining tendency, can reach balance in some stagnation point risings and downtrending like this, forming a sludge interface clearly, is dense mud back-mixing district 11 below sludge interface, when percolate passes through from bottom to top, mud in the mud back-mixing district 11 plays good filteration to the pollution substance in the percolate, intensifying treatment effect, the dosage of minimizing flocculation agent reduces working cost.Percolate flows out from filtrating area 13 through 12 backs, settling region then, finishes the treating processes of integrated settling pond 4.
To send into MBR pond 5 at the percolate that integrated settling pond 4 was handled, get final product qualified discharge after adopting comprehensive film treatment facility 6 to handle at last.
The frequency of the high frequency electric source 22 of present embodiment also can be selected any one among 1000HZ, 2500 HZ, 8000 HZ, the 10000HZ for use, conveniently is principle with buying.
Though more than combine accompanying drawing and described embodiments of the present invention, but those of ordinary skill in the art can recognize also in the scope to claims and make various variations or modification that these modifications and variations are interpreted as within scope of the present invention and intention.
Claims (5)
1. one kind is treated to the garbage filter liquid processing device of core with advanced oxidation and comprehensive film, mainly by anaerobic pond (1), UASB reactor (2), be added with TiO
2The advanced oxidation pond (3) of catalyzer, integrated settling pond (4), MBR pond (5) and comprehensive film treatment facility (6) are formed; Anaerobic pond (1) is communicated with the feed-water end that UASB reactor (2) is positioned at the bottom by slush pump and pipeline, UASB reactor (2) water side, top is communicated with advanced oxidation pond (3) by pipeline, advanced oxidation pond (3) is connected with the bottom feed-water end of pipeline with integrated settling pond (4) by pump, integrated settling pond (4) is used for the pollutent of the percolate water body handled through advanced oxidation to be flocculated and precipitating by flocculation agent, the water side of integrated settling pond (4) is connected with the feed-water end of MBR pond (5), the water side in MBR pond (5) is connected with the water-in of pipeline with comprehensive film treatment facility (6) by pump, it is characterized in that: comprehensive film treatment facility (6) is provided with intermediate water tank (63), the suction culvert of intermediate water tank (63) is connected with the water side of MBR pond (5), the outlet pipeline of intermediate water tank (63) is provided with pressure pump (64), be connected with ozone high grade oxidation device (61) on the outlet pipeline of pressure pump, be connected with oxidation water tank (70) on the outlet pipeline of ozone high grade oxidation device (61), the outlet pipeline of oxidation water tank (70) is provided with activated charcoal filter (65), be connected with security personnel's strainer (66) on the outlet pipeline of activated charcoal filter (65), be connected with first force (forcing) pump (67) on the outlet pipeline of security personnel's strainers (66), the outlet pipeline of first force (forcing) pump (67) is provided with ultra filtration filter (68), be connected with second force (forcing) pump (69) on the outlet pipeline of ultra filtration filter (68), be connected with reverse-osmosis filtering device (71) on the outlet pipeline of second force (forcing) pump (69), the water side of reverse-osmosis filtering device (71) constitutes the water side of whole garbage filter liquid processing device; Described advanced oxidation pond (3) comprises that pond body (21), frequency are the high frequency electric source (22) of 1000～10000HZ, be provided with a plurality of alloy pole plates of being made by 316 stainless steels or nickel-bass alloy material (23) in the pond body (21), a plurality of alloy pole plates (23) are the fence type setting along the flow direction of the interior waste water of pond body (21), one end of a plurality of alloy pole plates (23) is staggered successively to be connected with the positive and negative electrode output terminal of high frequency electric source (22), is provided with between each adjacent alloy pole plate (23) for carrying TiO
2The catalytic carrier of catalyzer (24); Pond body (21) top also is provided with slag scraper (25), and slag scraper (25) is positioned at the water side of pond body (21), and slag scraper (25) afterbody is provided with scum silica frost groove (26).
2. the garbage filter liquid processing device that is treated to core with advanced oxidation and comprehensive film according to claim 1, it is characterized in that: described UASB reactor (2) comprises reaction tank (15), be provided with anaerobic sludge and water distribution system (17) bottom the reaction tank (15) and form sludge reaction district (16), the feed-water end of water distribution system (17) constitutes UASB reactor (2) feed-water end, the top in sludge reaction district (16) is provided with the triphase separator (18) that separates for gas-liquid-solid three-phase, triphase separator (18) is connected with the air chamber (19) that is provided with exhaust line, the top of triphase separator (18) is provided with overflow weir (20), and the spillway of overflow weir (20) constitutes the water side of UASB reactor (2).
3. according to claim 1ly be treated to the garbage filter liquid processing device of core with advanced oxidation and comprehensive film, it is characterized in that: described pole plate (23) top also is provided with ultraviolet light source (27).
4. the garbage filter liquid processing device that is treated to core with advanced oxidation and comprehensive film according to claim 1, it is characterized in that: be provided with first reaction zone (9), second reaction zone (10), the filtrating area (13) of mutual perforation in the described integrated settling pond (4), the upper end is provided with overflow groove (41) in the integrated settling pond (4); Described first reaction zone (9) is funnel-form, and first reaction zone (9) is positioned at the middle part of integrated settling pond (4), and the funnel bottom of first reaction zone (9) is made of the feed-water end of integrated settling pond (4) inlet channel (14); Described second reaction zone (10) is positioned at first reaction zone (9) outside, and the bottom of second reaction zone (10) is used for the mud back-mixing and forms mud back-mixing district (11); Described filtrating area (13) is positioned at second reaction zone (10) outside, and filtrating area (13) bottom is used for sludge settling and forms settling region (12); Described overflow groove (41) is used for collecting the water that overflows of filtrating area (13), and overflow groove (41) constitutes the water side of integrated settling pond (4).
5. according to claim 1ly be treated to the garbage filter liquid processing device of core with advanced oxidation and comprehensive film, it is characterized in that: the catalyzer that described ozone high grade oxidation device (61) also is provided with ultraviolet light source and is discharged by ultraviolet light catalysis.
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| CN103011491A (en) * | 2011-09-27 | 2013-04-03 | 贵州远达环保工程有限公司 | Landfill leachate treatment technology by catalysis-anaerobic-electrocoagulation (AMC) |
| CN104817222B (en) * | 2014-01-31 | 2019-09-17 | 三菱化学株式会社 | Wastewater treatment method and wastewater treatment device |
| CN103951133B (en) * | 2014-05-16 | 2016-08-24 | 东莞市英硫净水服务有限公司 | A kind of oil-well wastewater Zero-discharge treating process and device |
| CN104478157B (en) * | 2014-11-13 | 2016-05-18 | 嘉园环保有限公司 | A kind of processing method of percolate nanofiltration concentrate |
| CN105800870A (en) * | 2016-04-18 | 2016-07-27 | 江苏久吾高科技股份有限公司 | Treatment method and device for pharmaceutical wastewater |
| CN105884129A (en) * | 2016-04-18 | 2016-08-24 | 江苏久吾高科技股份有限公司 | Treating method and device of organic wastewater |
| CN110294570A (en) * | 2019-06-28 | 2019-10-01 | 浙江水艺环境科技有限公司 | A kind of novel pretreatment membrane bioreactor and its application method |
| CN112225399B (en) * | 2020-11-05 | 2022-05-31 | 生态环境部华南环境科学研究所 | Ecological pond system of pond rich water stable purification and retrieval and utilization |
| CN117550744A (en) * | 2023-12-01 | 2024-02-13 | 深圳市深水生态环境技术有限公司 | A kind of flocculation-filtration adsorption-biochemical integrated sewage treatment equipment and method |
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| US6960301B2 (en) * | 2002-03-15 | 2005-11-01 | New Earth Systems, Inc. | Leachate and wastewater remediation system |
| CN2558646Y (en) * | 2002-06-24 | 2003-07-02 | 陈宁生 | Titania photo-electro-catalytic oxidation water purifying device |
| CN1176032C (en) * | 2002-09-24 | 2004-11-17 | 天津大学 | Producing process and technology for electronic grade water by intergrated film process |
| JP2005087860A (en) * | 2003-09-17 | 2005-04-07 | Fuji Photo Film Co Ltd | Treatment method of leachate from industrial waste disposal site. |
| CN1263686C (en) * | 2004-04-07 | 2006-07-12 | 太原理工大学 | Photoelectrocatalysis and oxidation device for treating organic substance in water |
| KR20060111126A (en) * | 2005-04-22 | 2006-10-26 | 오종희 | Physicochemical wastewater treatment system and method |
| CN100348520C (en) * | 2005-07-20 | 2007-11-14 | 贵州远达环保工程有限公司 | Technique for treating garbage percolate based on diatomite and UASB |
| CN200964360Y (en) * | 2006-01-24 | 2007-10-24 | 万向阳 | Electrochemistry-photocatalysis advanced oxidation device |
| CN202201780U (en) * | 2011-09-02 | 2012-04-25 | 陈勇 | Landfill leachate treatment device taking advanced oxidation and comprehensive membrane treatment as core |
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