CN104176886B - A kind of microkinetic MBR waste disposal plant and method - Google Patents
A kind of microkinetic MBR waste disposal plant and method Download PDFInfo
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- CN104176886B CN104176886B CN201410446392.4A CN201410446392A CN104176886B CN 104176886 B CN104176886 B CN 104176886B CN 201410446392 A CN201410446392 A CN 201410446392A CN 104176886 B CN104176886 B CN 104176886B
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Abstract
The present invention relates to a kind of microkinetic MBR waste disposal plant and method, comprise be connected successively with sewage lagoon grid, equalizing tank, anoxic pond, settling tank, ecological wetland and MBR film reaction pond, be provided with a sludge reflux pump in settling tank, the mud in it can be conveyed in equalizing tank and process by sludge reflux pump; Anoxic pond and MBR film reaction pond are connected to gas blower; MBR film reaction pond is connected with a washing unit; MBR film reaction pond right-hand member is connected with two vacuum primingpumps, and vacuum primingpump runs automatically according to MBR film reaction pit level trip switch.Operating performance of the present invention is good, reliability is high, stable effluent quality, working cost are less.When disposing of sewage, high to contaminant removal efficiency, nitrification ability is strong.Nitrated, denitrification can be carried out simultaneously, have the function of denitrogenation dephosphorizing concurrently, be applicable to process husbandry sewage, trade effluent, municipal effluent etc., water outlet can reuse also can direct qualified discharge, the different demands of different user can be met.
Description
Technical field:
The present invention relates to field of sewage treatment equipment, relate to a kind of microkinetic MBR waste disposal plant and method in particular.
Background technology:
For sanitary sewage disposal, the unpowered treatment unit of many employings in the past, there is apparatus sewage sludge and easily block in it, treatment effect is not good enough waits deficiency, and substantially no longer adopt, present Oligodynamic equipment for treating household sewage is widely used in sanitary sewage disposal.
Bio-reactor (MBR) is the Novel sewage treatment technology that high performance membrane isolation technique combines with activated sludge process, can be used for the higher municipal administration of organic content or Industrial Wastewater Treatment.Although the technology application of aerobic MBR process can trace back to 20 century 70s, it is also just incipient between 10 years in the past in the large-scale commercial applications application of sewage treatment area.The solid-liquid separation process utilizing membrane module to carry out instead of traditional settling process, can effectively remove solid suspended particle and organic granular, prepare sterilized water.Compared with traditional technology, MBR can make active sludge have higher MLSS value, extends its residence time in the reactor, improves the clearance of nitrogen and organic degraded.MBR is modern, efficient water treatment device, can meet the ever-increasing demand of municipal wastewater treatment capacity, greatly improves the water quality after sewage disposal.
Summary of the invention:
The object of the invention is for the deficiencies in the prior art part, a kind of microkinetic MBR waste disposal plant is provided, another object of the present invention is to provide a kind of method adopting microkinetic MBR waste disposal plant to process sewage, to be combined with MBR technique by microkinetic and sewage is processed, its processing power is strong, improve sewage treatment capacity, husbandry sewage, trade effluent, municipal effluent etc. can be processed.
Technology solution of the present invention is as follows:
A kind of microkinetic MBR waste disposal plant, it comprises sewage lagoon, also comprise be connected successively with sewage lagoon grid, equalizing tank, anoxic pond, settling tank, ecological wetland and MBR film reaction pond, be provided with a sludge reflux pump in described settling tank, the mud in settling tank can be conveyed in equalizing tank and process by sludge reflux pump; Described anoxic pond and MBR film reaction pond are connected to gas blower; Described MBR film reaction pond is connected with a washing unit; Described MBR film reaction pond right-hand member is connected with two vacuum primingpumps, and vacuum primingpump runs automatically according to MBR film reaction pit level trip switch.
As preferably, described grid can adopt mechanical grille or artificial grid, and Grill space 1 ~ 3mm.
As preferably, described equalizing tank built with two lift pumps, lift pump band Liquid level, the start and stop of high-low-position automatic spacing, super warning water level two lift pumps start simultaneously, and during high liquid level, two lift pumps run, stop a lift pump during low liquid level, during normal level, a lift pump runs.
As preferably, described ecological wetland comprises soil and filler, planting aquatic plants on ecological wetland.
As preferably, side, described MBR film reaction pond is provided with water-in, the in-built immersed type flat plate membrane component in MBR film reaction pond.
As preferably, described anoxic pond side is provided with water-in, and opposite side top is provided with sluice groove and water outlet, can make sewage stable naturally flow into settling tank, described anoxic pond is backed down and is established manhole and arrange steel step ladder, and convenient operation overhauls.
The method adopting microkinetic MBR waste disposal plant to process sewage, is characterized in that: comprise the steps:
The sanitary sewage of a, sewage lagoon flows into grid automatically, and the foreign material in grid interception sewage, skim oarse-grained suspended substance and impurity, avoid the obstruction of pump, and regularly process grid slag outward transport;
B, grid are tackled the sewage after dirt and flow in equalizing tank, in equalizing tank, carry out water quality, runoff investigation, regulating time is 12 hours, is convenient to carrying out smoothly of postorder sewage disposal;
C, modified after sewage be promoted to anoxic pond through lift pump, floater shot filler and anoxic sludge is filled in anoxic pond, the residence time of sewage in anoxic pond is 3 ~ 8h, oxygen part is given by intermittent type, effectively carry out acidifying, nitrated, denitrification, make organism gradate for inorganics and be degraded remove after, sewage flow into settling tank;
D, through anoxic pond process sewage flow into settling tank precipitate 2 hours, carry out mud-water separation, then the mud in settling tank can be conveyed in equalizing tank and process by sludge reflux pump, and sewage after precipitation enters ecological wetland;
E, sewage enter ecological wetland, and waterplant draws abundant nutrition material in water, and sewage is flow filtration in filler gap, flow into MBR film reaction pond after filtering;
F, MBR film reaction is provided with immersed type flat plate membrane component in pond, accommodate active sludge, periphery aeration is communicated with gas blower with diaphragm aerating pipelines, header supporting on membrane module is communicated with vacuum primingpump, pending sewage enters MBR film reaction pond by the water-in of side, MBR film reaction pond, the residence time of sewage in reaction tank is 5h, after the active sludge degraded in MBR film reaction pond, by antipollution plate film assembly, then clear water sterilization pool is entered by vacuum primingpump sucking-off, MBR film reaction is also provided with sludge lifting pump in pond, can unnecessary sludge lifting in sludge digestion tank, side, bottom, MBR film reaction pond begins to rehearse and eats dishes without rice or wine, and is convenient to pond inner structure and safeguards, clears up,
The pond water outlet of g, MBR film reaction directly can enter reuse pool, adds sterilizing agent or adopts ultraviolet and active ion material to carry out disinfection, after every water-quality guideline is up to standard, discharges or carry out reuse.
Beneficial effect of the present invention is:
Sewage lagoon, grid, equalizing tank, anoxic pond, settling tank, ecological wetland and MBR film reaction pond are connected in turn by the present invention, compact construction, and flow process is succinct, and floor space is little, and increment dilatation is convenient, and level of automation is high, and operating maintenance is easy.
Operating performance of the present invention is good, reliability is high, stable effluent quality, working cost are less.During Treating Municipal Sewage, anti impulsion load, high to contaminant removal efficiency, nitrification ability is strong.Nitrated, denitrification can be carried out simultaneously, have the function of denitrogenation dephosphorizing concurrently, be applicable to very much process husbandry sewage, trade effluent, municipal effluent etc., water outlet can reuse also can direct qualified discharge, the demand of the different quality of different user can be met.
The filler that novel environment friendly active ion material is made is placed in anoxic pond of the present invention; the heavy metal ion that not only there is sterilization and disinfection effect but also can effectively remove in water outlet; both overcome the heavy metal concentration that secondary pollution problem that medicine wash disinfection causes again reduces water outlet, quality of reused water is improved greatly.
The aerating pipelines in membrane biological reaction pond of the present invention is divided into two-way, and aeration is carried out to periphery active sludge in a road, and aeration is carried out to the diaphragm of membrane module in another road.Its advantage is that the scouring force by producing diaphragm aeration makes diaphragm mutually pat, and can shake off to be attached to the calcification mud on fenestra surface like this, make membrane flux greatly improve the work-ing life extending film, thus reduce running cost.
Accompanying drawing illustrates:
Below in conjunction with accompanying drawing, the present invention is described further:
Fig. 1 is structural representation of the present invention.
Embodiment:
Embodiment, see accompanying drawing 1, a kind of microkinetic MBR waste disposal plant, it comprises sewage lagoon 1, also comprise be connected successively with sewage lagoon grid 2, equalizing tank 3, anoxic pond 4, settling tank 5, ecological wetland 6 and MBR film reaction pond 7, described grid can adopt mechanical grille or artificial grid, and Grill space 3mm, grid can skim oarse-grained suspended substance and impurity, and then mud can flow in equalizing tank, in equalizing tank, carry out water quality, runoff investigation.
Described equalizing tank built with two lift pumps, the using and the reserved, lift pump band Liquid level, the start and stop of high-low-position automatic spacing, super warning water level two lift pumps start simultaneously, and during high liquid level, two lift pumps run, stop a lift pump during low liquid level, during normal level, a lift pump runs.Describedly be generally concrete basin, the capacity of equalizing tank must according to drainage period, production technique etc. because usually determining, the capacity of general equalizing tank be the 4-10 of the process water yield doubly.
Described anoxic pond side is provided with water-in, and opposite side top is provided with sluice groove and water outlet, and the settling tank of inflow naturally that sewage can be made stable, described anoxic pond is backed down and established manhole and arrange steel step ladder, and convenient operation overhauls.
Be provided with a sludge reflux pump in described settling tank, the mud in settling tank can be conveyed in equalizing tank and process by sludge reflux pump; Described anoxic pond and MBR film reaction pond are connected to gas blower 8, and gas blower has two, the using and the reserved, under normal circumstances, the continuous running status of blower fan, for increasing the service life, two are used alternatingly, working 12 hours automatically switches, anoxic pond air feed is intermittent aeration, by Valve controlling, can adopt electrically operated valve, every 4 hours air feed once, each 10min; As less in sewage or do not have sewage, be the normal growth ensureing planting aquatic plants on ecological wetland, microbial film is not dead to come off, and gas blower can intermittently start, and the startup cycle is 2 hours, and start time is 30min.
Described MBR film reaction pond is connected with a washing unit 9; Described MBR film reaction pond right-hand member is connected with two vacuum primingpumps 10, vacuum primingpump two, the using and the reserved, vacuum primingpump runs automatically according to MBR film reaction pit level trip switch, high liquid level is normally run, the overflow of super liquid level nature, and low liquid level vacuum primingpump is out of service, under normal circumstances to open the rule operation that 8min stops 2min, working 12 hours automatically switches.
Described ecological wetland comprises soil and filler, planting aquatic plants 11 on ecological wetland, and waterplant draws abundant nutrition material in water, and sewage is flow filtration in filler gap.
Side, described MBR film reaction pond is provided with water-in, the in-built immersed type flat plate membrane component in MBR film reaction pond.
The method adopting microkinetic MBR waste disposal plant to process sewage, is characterized in that: comprise the steps:
The sanitary sewage of a, sewage lagoon flows into grid automatically, and the foreign material in grid interception sewage, skim oarse-grained suspended substance and impurity, avoid the obstruction of pump, and regularly process grid slag outward transport;
B, grid are tackled the sewage after dirt and flow in equalizing tank, in equalizing tank, carry out water quality, runoff investigation, regulating time is 12 hours, is convenient to carrying out smoothly of postorder sewage disposal;
C, modified after sewage be promoted to anoxic pond through lift pump, floater shot filler and anoxic sludge is filled in anoxic pond, the residence time of sewage in anoxic pond is 5h, oxygen part is given by intermittent type, effectively carry out acidifying, nitrated, denitrification, make organism gradate for inorganics and be degraded remove after, sewage flow into settling tank;
D, through anoxic pond process sewage flow into settling tank precipitate 2 hours, carry out mud-water separation, then the mud in settling tank can be conveyed in equalizing tank and process by sludge reflux pump, and sewage after precipitation enters ecological wetland;
E, sewage enter ecological wetland, and waterplant draws abundant nutrition material in water, and sewage is flow filtration in filler gap, flow into MBR film reaction pond after filtering;
F, MBR film reaction is provided with immersed type flat plate membrane component in pond, accommodate active sludge, periphery aeration is communicated with gas blower with diaphragm aerating pipelines, header supporting on membrane module is communicated with vacuum primingpump, pending sewage enters MBR film reaction pond by the water-in of side, MBR film reaction pond, the residence time of sewage in reaction tank is 5h, after the active sludge degraded in MBR film reaction pond, by antipollution plate film assembly, then clear water sterilization pool is entered by vacuum primingpump sucking-off, clear water sterilization pool top is provided with Overflow drainage mouth, the disinfectant measure of sterilization pool adopts the physical property sterilization of safety, utilize the alkyl effect that active ion material discharges, water quality is purified further, can react with the heavy metal in water simultaneously and precipitate and be moved out of water body, MBR film reaction is also provided with sludge lifting pump in pond, can unnecessary sludge lifting in sludge digestion tank, bottom sludge digestion tank, sludge hopper is set, and sludge pipe is set, be convenient to mud concentrate, top is established sluice groove to be beneficial to supernatant liquor and is back to MBR film reaction pond, and bottom has mud discharging mouth, relies on static pressure automatic mud removing, side, bottom, MBR film reaction pond begins to rehearse and eats dishes without rice or wine, and is convenient to pond inner structure and safeguards, clears up,
The pond water outlet of g, MBR film reaction directly can enter reuse pool, adds sterilizing agent or adopts ultraviolet and active ion material to carry out disinfection, after every water-quality guideline is up to standard, discharges or carry out reuse.
Above-described embodiment is the specific descriptions of carrying out the present invention; just the present invention is further described; can not be interpreted as limiting the scope of the present invention, those skilled in the art makes some nonessential improvement according to the content of foregoing invention and adjustment all falls within protection scope of the present invention.
Claims (7)
1. a microkinetic MBR waste disposal plant, it comprises sewage lagoon, it is characterized in that: also comprise be connected successively with sewage lagoon grid, equalizing tank, anoxic pond, settling tank, ecological wetland and MBR film reaction pond, be provided with a sludge reflux pump in described settling tank, the mud in settling tank can be conveyed in equalizing tank and process by sludge reflux pump; Described anoxic pond and MBR film reaction pond are connected to gas blower; Described MBR film reaction pond is connected with a washing unit; Described MBR film reaction pond right-hand member is connected with two vacuum primingpumps, and vacuum primingpump runs automatically according to MBR film reaction pit level trip switch.
2. a kind of microkinetic MBR waste disposal plant according to claim 1, is characterized in that: described grid can adopt mechanical grille or artificial grid, and Grill space 1 ~ 3mm.
3. a kind of microkinetic MBR waste disposal plant according to claim 1, it is characterized in that: described equalizing tank is built with two lift pumps, lift pump band Liquid level, the start and stop of high-low-position automatic spacing, super warning water level two lift pumps start simultaneously, during high liquid level, two lift pumps run, and stop a lift pump during low liquid level, and during normal level, a lift pump runs.
4. a kind of microkinetic MBR waste disposal plant according to claim 1, is characterized in that: described ecological wetland comprises soil and filler, planting aquatic plants on ecological wetland.
5. a kind of microkinetic MBR waste disposal plant according to claim 1, is characterized in that: side, described MBR film reaction pond is provided with water-in, the in-built immersed type flat plate membrane component in MBR film reaction pond.
6. a kind of microkinetic MBR waste disposal plant according to claim 1, it is characterized in that: described anoxic pond side is provided with water-in, opposite side top is provided with sluice groove and water outlet, naturally the inflow settling tank that sewage can be made stable, described anoxic pond is backed down and is established manhole and arrange steel step ladder, and convenient operation overhauls.
7. the method that processes sewage of a kind of microkinetic MBR waste disposal plant as claimed in claim 1, is characterized in that: comprise the steps:
The sanitary sewage of a, sewage lagoon flows into grid automatically, and the foreign material in grid interception sewage, skim oarse-grained suspended substance and impurity, avoid the obstruction of pump, and regularly process grid slag outward transport;
B, grid are tackled the sewage after dirt and flow in equalizing tank, in equalizing tank, carry out water quality, runoff investigation, regulating time is 12 hours, is convenient to carrying out smoothly of postorder sewage disposal;
C, modified after sewage be promoted to anoxic pond through lift pump, floater shot filler and anoxic sludge is filled in anoxic pond, the residence time of sewage in anoxic pond is 3 ~ 8h, oxygen part is given by intermittent type, effectively carry out acidifying, nitrated, denitrification, make organism gradate for inorganics and be degraded remove after, sewage flow into settling tank;
D, through anoxic pond process sewage flow into settling tank precipitate 2 hours, carry out mud-water separation, then the mud in settling tank can be conveyed in equalizing tank and process by sludge reflux pump, and sewage after precipitation enters ecological wetland;
E, sewage enter ecological wetland, and waterplant draws abundant nutrition material in water, and sewage is flow filtration in filler gap, flow into MBR film reaction pond after filtering;
F, MBR film reaction is provided with immersed type flat plate membrane component in pond, accommodate active sludge, periphery aeration is communicated with gas blower with diaphragm aerating pipelines, header supporting on membrane module is communicated with vacuum primingpump, pending sewage enters MBR film reaction pond by the water-in of side, MBR film reaction pond, the residence time of sewage in reaction tank is 5h, after the active sludge degraded in MBR film reaction pond, by antipollution plate film assembly, then clear water sterilization pool is entered by vacuum primingpump sucking-off, MBR film reaction is also provided with sludge lifting pump in pond, can unnecessary sludge lifting in sludge digestion tank, side, bottom, MBR film reaction pond begins to rehearse and eats dishes without rice or wine, and is convenient to pond inner structure and safeguards, clears up,
The pond water outlet of g, MBR film reaction directly can enter reuse pool, adds sterilizing agent or adopts ultraviolet and active ion material to carry out disinfection, after every water-quality guideline is up to standard, discharges or carry out reuse.
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| CN108640430A (en) * | 2018-05-31 | 2018-10-12 | 中铁四局集团有限公司 | Sponge city constructed wetland system |
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| CN104478176B (en) * | 2014-12-27 | 2016-01-20 | 温州泓呈祥科技有限公司 | The advanced treatment system of a kind of meat-processing enterprise sewage effluent |
| CN111484186A (en) * | 2019-01-28 | 2020-08-04 | 吉林省大河智能科技有限公司 | Biological treatment method for domestic sewage |
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| CN110540349A (en) * | 2019-10-16 | 2019-12-06 | 中冶赛迪工程技术股份有限公司 | Distributed domestic sewage treatment and reuse system and method thereof |
| CN111138037B (en) * | 2020-01-17 | 2024-02-13 | 生态环境部华南环境科学研究所 | Movable sewage integrated treatment system and treatment process |
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| CN101585646A (en) * | 2008-05-20 | 2009-11-25 | 海斯博特（北京）科技有限公司 | Artificial wetland treatment system for high-concentration sewage |
| CN101585637A (en) * | 2008-05-20 | 2009-11-25 | 海斯博特（北京）科技有限公司 | High-concentration sewage treatment system for artificial wetland primarily |
| CN101585580A (en) * | 2008-05-20 | 2009-11-25 | 海斯博特（北京）科技有限公司 | Artificial wetland sewage treatment system adopting hydrolysis pretreatment |
| CN101381155B (en) * | 2008-10-14 | 2011-02-02 | 中国科学院水生生物研究所 | Bio-ecological combination method for effluent purification and reclamation and apparatus |
| KR101241817B1 (en) * | 2010-01-29 | 2013-03-14 | 주식회사 건화 | Treatment method of leachates from landfill and device thereof |
| CN102249496B (en) * | 2011-06-28 | 2012-07-25 | 深圳市碧园环保技术有限公司 | Method for advanced treatment of sewage and artificial wetland structure |
| CN102603116B (en) * | 2012-03-07 | 2013-07-24 | 光大环保科技发展（北京）有限公司 | Distribution treatment combination technological method for domestic sewage of small-sized towns |
| CN103359893B (en) * | 2013-08-06 | 2015-02-18 | 山东建筑大学 | A sewage treatment and reclaimed-water reuse coupled system for landscape energy-efficient residential areas |
| CN203781980U (en) * | 2014-04-09 | 2014-08-20 | 济宁金水科技有限公司 | A2O and MBR (membrane biological reactor) integrated sewage treatment device |
| CN204039227U (en) * | 2014-09-03 | 2014-12-24 | 长兴日月环保机械有限公司 | A kind of microkinetic MBR device |
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| CN108640430A (en) * | 2018-05-31 | 2018-10-12 | 中铁四局集团有限公司 | Sponge city constructed wetland system |
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Address after: 313112 Changxing County City, Zhejiang Province Lin Town Industrial Park Patentee after: Zhejiang Changxin Sun Moon environment Polytron Technologies Inc Address before: 313112 Changxing County City, Zhejiang Province Lin Town Industrial Park Patentee before: Changxing Riyue Environmental Machine Co., Ltd. |