CN202785922U - Sludge recycling treatment device - Google Patents
Sludge recycling treatment device Download PDFInfo
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- CN202785922U CN202785922U CN2012202546469U CN201220254646U CN202785922U CN 202785922 U CN202785922 U CN 202785922U CN 2012202546469 U CN2012202546469 U CN 2012202546469U CN 201220254646 U CN201220254646 U CN 201220254646U CN 202785922 U CN202785922 U CN 202785922U
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- sludge
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/20—Sludge processing
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Abstract
The utility model provides a recycling treatment device which utilizes existing utilities to simply and effectively decompose sludge for generating useful recycled water from treatment water obtained from sludge separation, and is a sludge recycling treatment device which comprises a sludge treatment slot, a sludge decomposition promotion layer and a blower, wherein the sludge treatment slot at least comprises a bottom; the sludge decomposition promotion layer is used for transporting the sludge to the sludge treatment slot, and exhausting water which is generated by sludge decomposition from the sludge treatment slot, and is arranged inside the sludge treatment slot; and the blower is arranged on the bottom inside the sludge treatment slot for aerating and transporting air for the aeration, wherein the sludge decomposition promotion layer is stacked by base materials including bricks, natural stones, charcoals or zeolite or has a multi-layer structure; each base material is provided with a sludge decomposing agent which contains zeolite and actinomycetes belonging to streptomyces. The sludge recycling treatment device can simply and effectively decompose sludge; and moreover, the treatment water obtained from sludge separation can generate useful recycled water.
Description
Technical field
The utility model relates to a kind of effective recycling treatment unit of discharging a large amount of mud.
Background technology
Public lower Large Water Treatment Field, night soil plant, agricultural chemicals compile draining treatment facility etc., and sewage is processed by biological factures such as activated sludge processing, but produces the problem that a large amount of mud then have difficult treatment by this processing system.Again, the mud that sewage was precipitated by discharges such as settling baths in the past dewaters with dewatering unit, burn, or to bury processing.But, this processing, need a large amount of labour and time, the cost of transportation or burning etc. is high, moreover, when considering environmental problem, the discarded place of the large quantification mud of discharging successively is restricted naturally, in the near future, the each place commune also probably has the discarded place that is difficult to guarantee mud.
Again, existing disclosed sludge reduction method is not suitable for a large amount of processing, and in fact nearly all mud is processed in the mode of burying and not yet reached unnecessary degree of burying the place.Again, the recycling method of remaining mud is still being groped, and not yet sends out and sees useful means.
Again, TOHKEMY 2000-342670 communique (patent documentation 1), record mud and organic effective treating method show high mud decrement rate.But the processing of relevant remaining mud there is no the discovery solution so far.
(patent documentation 1) TOHKEMY 2000-342670 communique
Summary of the invention
(problem that institute's wish solves)
Therefore, the purpose of this utility model is utilized existing facility for providing, and simple efficient decomposition mud is by the mud recycling treatment unit of the useful recycling water of the processing water generation of mud separation.
(solution of problem)
Namely, the utility model provides a kind of recycling treatment unit of mud, it is to contain the sludge treatment groove that has at least the bottom, transport mud to this groove, in this groove, discharge the water that produces via sludge disintegration, be disposed at the sludge disintegration promoting layer of this groove inside, be disposed at the aeration of the bottom in this groove, transport air to the mud recycling treatment unit of the air blown producer of this aeration, wherein, this sludge disintegration promoting layer has by brick, natural stone, the accumulation of the base material that charcoal or zeolite become or multi-ply construction, configuration contains zeolite and the actinomycetic sludge disintegration agent that belongs to streptomyces on this each base material.
Again, above-mentioned sludge disintegration agent is provided is to make zeolite and contain the actinomycetic micropopulation that belongs to streptomyces to contact resulting zeolite-micropopulation mixture as the recycling treatment unit person of the above-mentioned mud of effective constituent to the utility model.
Again, the utility model is provided in the sludge disintegration operation, but contain again in this groove interactive setup aerobic atmosphere surrounding during with the anaerobism atmosphere surrounding during the recycling treatment unit of above-mentioned mud.
Again, the aquatic grooving of aforementioned recycling that provides of the utility model is to possess the recycling treatment unit that is become to be divided into the above-mentioned mud of the sludge disintegration promoting layer that recycles water by aforesaid liquid.
Again, the aforementioned mud promoting layer that provides of the utility model is to have the recycling treatment unit that each layer that is made of brick, natural stone, charcoal and zeolite makes the mud of its laminated multi-ply construction that becomes.
(effect of utility model)
Provide according to the utility model and can utilize existing facility, simple efficient decomposition mud, the processing water that is separated by mud generates the recycling treatment unit of the mud of useful recycling water.
(the best example of utility model)
The utility model provides to comprise to make and contains the actinomadura roseorufa micro organisms group that belongs to streptomyces and contact with mud as the sludge disintegration agent of effective constituent, carry out the decomposition of aforementioned mud, separate the solids component and the liquid component that have decomposed mud, generated the step of recycling water by the aforementioned liquids composition.
Be applicable to mud of the present utility model as long as then be not particularly limited for containing organic mud, can comprise and descend publicly Large Water Treatment Field, night soil plant, agricultural to compile the mud that draining treatment facility etc. is discharged, excess sludge etc.
The sludge disintegration agent that the utility model uses contain belong to streptomyces actinomycetic micropopulation as effective constituent, when contact with mud, hold organic effect in the powerful decomposition mud.The actinomycetes that belong to streptomyces, the state with spore in mud exists, on one side powerful decomposing organic matter extends mycelia and breeds on one side vigorously.These belong to the actinomycetes of streptomyces, take in the sludge disintegration agent consists of 5～50% for ideal.Though micropopulation in the sludge disintegration agent is as long as having to exist comprises the actinomycetic micropopulation that belongs to streptomyces, to contain simultaneously other aerobic bacterium and anaerobism bacterium as desirable.Actinomycetes such as heat-resisting actinomycetes (Thermoactinomyces), slave block bacterium (Nocardia), aerobic bacterium such as Pseudomonas aeruginosa, comamonas (Comamonas), Sphingol single-cell (sphingomonas), acinetobacter calcoaceticus contain again the micropopulations such as its Nitrosomonas, bacterium nitrobacter, sulfuration bacillus, vinelandii and get.
Again also can be with photosynthetic bacterium as sludge disintegration agent and usefulness in the utility model.Photosynthetic bacterium can be enumerated such as the Gram-negative dialister bacterium, and is concrete such as the non-sulfur bacteria of redness.
Again, because the activity of the microorganism of both having deposited in as activated sludge, and the decomposition of promotion mud is so hold more powerful decomposition effect in sludge disintegration agent that the utility model uses.Because organic substance decomposing is good, and hold deodorising effect again.In the desirable sludge disintegration agent that the utility model uses, can enumerate such as trade(brand)name " ALL DASH SOFT (the Japanese ROCHE of limited-liability company) ", " ALL DASH MALT (the Japanese ROCHE of limited-liability company) ", " ALL DASH P﹠amp; C (the Japanese ROCHE of limited-liability company) " etc.
In the sludge disintegration agent that the utility model uses, can adopt form miscellaneous again.For example can enumerate such as micropopulation with aqueous medium (for example water) dispersion person; Micropopulation contacts with zeolite and forms zeolite-micropopulation complex body person; This complex body is with water-dispersion person etc.In arbitrary form, the ratio of the concentration of micropopulation, micropopulation and zeolite etc. can be done suitable decision with reference to surrounding environment of sludge concentration, mud etc.In the aqueous medium, can import the various additives that micropopulation is had no adverse effects according to needs again.
Its mesolite-micropopulation complex body, the Porous internal adsorption micropopulation of zeolite, the contact area of increase and mud is decomposed effect for desirable so more can improve.The zeolite that uses is without particular limitation, and for example mordenite is zeolite.For example zeolite is take trade(brand)name " mordenite powder (northeastern Japan development of resources limited-liability company system) " as desirable.When the Composite of zeolite and micropopulation, microorganism are solid (for example powder), for example can by with zeolite and solid microbe group in suitable container for stirring, and can simply carry out.When micropopulation is scattered in aqueous medium, only zeolite is dropped in the aqueous medium simply Composite.
In the utility model, after also can comprising mud and the sludge disintegration agent contacting, when carrying out sludge disintegration, become the decomposition step of carrying out mud under the aerobic environment around for example making.Again, in the utility model, with comprise make mud and the sludge disintegration agent contact after, when carrying out sludge disintegration, become around making and contain the decomposition of carrying out mud under the anaerobism environment, become the aerobic decomposition step of carrying out mud under the aerobic environment around then making and be ideal, step can be carried out more high efficiency sludge disintegration thus.In the employed sludge disintegration agent of the utility model, owing to micropopulation exists take general character anaerobism bacterium as main body, so anaerobic digestion and aerobic decomposition two sides are all possibility.Under the anaerobism condition, mainly belonging to the actinomycetes of streptomyces, under the aerobic condition special with Gram-negative bacteria can be active carry out organic decomposition.Be to improve the effect of sludge disintegration agent, on one side mud stirs week about or continuous mud imported oxygen-containing gas to carry out aeration be good.The decomposition of mud is carried out as ideal take 15～40 ℃ scope.During the sludge disintegration, different because of the bacterium number according to sludge concentration or micropopulation, the decision suitable according to measured value gets final product.
Again, mud is the decomposition efficiency that improves mud with after the sludge disintegration agent contacts, contain in the mud belong to streptomyces actinomycetic micropopulation at least necessity maintain viable 1 * 10
2/ ml bacterium is counted scope.Therefore, measure its suitable bacterium number and add the sludge disintegration agent for desirable with reference to being worth.Again, this micropopulation can keep same flora through long-time (1～2 year) in mud.
So, the utility model mud carries out the step of sludge disintegration with after the sludge disintegration agent contacts, and the primary treatment for by sludge creation recycling water is called " sludge acclimatization processing ".This sludge acclimatization is processed long-time stored mud effective.This processing is that (sensitization), the processing of carrying out in order to promote sludge disintegration all in the groove are tamed in the activity of the micropopulation of living in mud by the effect of the micropopulation of new interpolation by interpolation sludge disintegration agent in storing mud.
Its resolution of the micropopulation of living in decomposed mud again is excellent, also can drop into undecomposed mud in decomposed mud again, repeats the sludge disintegration step.At this moment, as long as containing the actinomycetic micropopulation bacterium number that belongs to streptomyces, mensuration bacterium number is at least 1 * 10
2/ ml scope person can repeat the sludge disintegration step.Even this micropopulation that the utlity model has so is 1 * 10
2A small amount of state of/ml scope also can fully decompose the advantage point of mud.
In the utility model, separate the step of the solids component and the liquid component that have decomposed mud, leave standstill with simple former state and make the solids component precipitation, the separating liquid composition is desirable as supernatant.Again, can utilize separation means of all kinds, for example also can add agglutinant by mud separate solid composition and liquid component.
Secondly, generated the step of recycling water by the separating obtained liquid component of mud, for decomposing the contained remaining mud of this liquid component.The decomposition of remaining mud also can utilize the sludge disintegration promoting layer., can pass through the sludge disintegration promoting layer by making liquid component herein, decompose remaining mud, the processing water of gained can generate as useful recycling water.Make liquid component by adoptable any means, again, the direction of passing through also limits without special.In the utility model, so that the sludge disintegration promoting layer to be set in suitable groove, by liquid component is dropped into the inside of this groove, makes be full of liquid component to sludge disintegration promoting layer in the groove and all immerse till, liquid component take by in the sludge disintegration promoting layer for ideal.At this moment, make the liquid component circulation in the groove can it be passed through.
Again, be to improve the decomposition of mud, the aforesaid liquid composition adjust first before by the sludge disintegration promoting layer contain liquid component sludge concentration for desirable.The concentration of relevant mud is below the 8000mg/L, and better is below the 6000mg/L, to be desirably below the 5000mg/L most.The decomposition of mud carries out being ideal at 15～40 ℃.The resolving time of mud is different according to the concentration of mud, can do suitable decision in response to the measured value of concentration.For example, the concentration of mud is adjusted into the following liquid component of 5000mg/L, when carrying out the decomposition of remaining mud simultaneously under intermittent aeration and the circulation, can decompose to about 200mg/L in about 1～2 week in the groove that the sludge disintegration promoting layer is set.
The concentration that the decomposition of the remaining mud of liquid component can proceed to final mud is 200～1200mg/L.
Fig. 1 is for being used for explanation about the synoptic diagram of sludge disintegration promoting layer structure.
Among Fig. 1, sludge disintegration promoting layer 10 has the first layer 11 that become by brick on the top of mounting 15, the second layer 12 that is become by natural stone, and the 3rd layer 13 of being become by charcoal and the 4th layer 14 of being become by zeolite make its laminated multi-ply construction that becomes.This is suitable form, and the order difference of each layer also can.Again, the top of sludge disintegration agent 16 input sludge disintegration promoting layers 10 is attached in the layer.
Sludge disintegration promoting layer 10 generates useful recycling water, decomposes by the remaining mud in the liquid component after the mud separation, or supplies with various inorganic salts to liquid component, and this act as the one-tenth person of base material institute of the contained brick of each layer, natural stone, charcoal and zeolite etc.The first layer is for containing brick, and the brick of use is not particularly limited.The second layer is for containing natural stone, wherein with white granite for desirable especially.The shape of brick or natural stone can be used the arbitrary shape person of bulk, crushing-type, granular shape etc.The 3rd layer for containing charcoal, and the charcoal of use is not particularly limited, and can use general carbonaceous fuel thing person, take Japanese binchotan as desirable.The 4th layer is the person of containing the zeolite.Zeolite helps the decomposition of remaining mud for contact formation zeolite-micropopulation complex body with the micropopulation that exists or the micropopulation that is contained in the sludge disintegration agent of new interpolation.The zeolite that uses is without particular limitation, and for example mordenite is zeolite.Ideal situation is impregnated in trade(brand)name " ALL-DASH-MALT (the Japanese ROCHE of limited-liability company system) " person for using with zeolite.
The form that the utility model is fit to, sludge disintegration promoting layer 10, can directly fill aforementioned substrates person and get final product by must treatment liq simple in the container of the mesh shape bottom surface of composition and side to have, or fill aforementioned a kind of base material person, prepare separately various base materials, sequentially overlapping by the container that will fill various base materials consists of multi-ply construction person and also can.The container that uses has and can be not particularly limited by mesh shape person that must the treatment liq composition, in the bottom surface and the mouth person that passes through who all is provided with different shape of side get final product, by the size of mouth, not being advisable by the big or small person of base material.Material be plastics, metal-made all can, the person of being not particularly limited.
Again, in the utility model, can utilize in both depositing the suitable groove of facility the sludge disintegration promoting layer 10 that arranges as shown in Figure 1, wherein this had both been deposited facility and can include and both deposited contact oven material 17.At this moment, before sludge disintegration promoting layer 10 is set, this is all used the employed sludge disintegration promotor 16 of spraying the utility model of trough wall surface.The sludge disintegration promotor of using can be such as above-mentioned person, particularly reach " ALL DASH MALT (the Japanese ROCHE of limited-liability company system) " and trade(brand)name " mordenite powder (northeastern Japan development of resources limited-liability company system) " mixer as ideal take trade(brand)name " ALL DASH SOFT ".When using such spraying in groove, owing to can be rised in value by the formed bacterium colony of micropopulation at wall, promote the decomposition of mud, remaining mud can be decomposed fully.So, in the groove of the sludge disintegration promotor of having sprayed, layer arranges the base material that consists of sludge disintegration promoting layer 10 in order, and can reorganize and outfit simply equipment.
So, if utilize sludge disintegration promoting layer 10, emit inorganic salts by above-mentioned base material, the organism of the remaining mud that liquid component is contained, in unlimited inorganic materialization of short period of time, the remaining mud in the liquid component is decomposed fully, can generate useful recycling water.
Again, the utility model provides to have to be possessed while stirring the mud intermittent aeration and separating the solids component of aforementioned mud and the mud decrement groove of liquid component, with transferred the aforementioned liquids composition by aforementioned mud decrement groove and generate recycling water by the aforementioned liquids composition, and possess the mud recycling treatment unit that makes the simultaneously aquatic grooving of recycling of intermittent aeration of aforementioned liquids composition circulation.
Aforementioned mud decrement groove makes mud contact with sludge disintegration promotor, and the groove that sludge aerobic decomposes is for example carried out in the decomposition of mud.That is, be called the groove that carries out the sludge acclimatization processing in the utility model.When carrying out sludge disintegration, for intermittent aeration, import oxygen-containing gas moral air blown producer etc. for ideal to arrange in the groove.Again, for gas is imported micropopulation in sludge disintegration agent or the mud with high-level efficiency, stirrer to be set as desirable.Stirrer is not particularly limited.And the mud decrement groove is also for utilizing precipitation decomposed mud to be separated into the groove of solids component and liquid component.
Contained remaining mud in the liquid component that has separated is decomposed in the aquatic grooving of above-mentioned recycling, and the processing water of gained is generated as the groove that recycles water.In order to be generated recycling water by liquid component above-mentioned sludge disintegration promoting layer to be set as desirable.When remaining mud decomposes, in order to make liquid component at sludge disintegration promoting layer internal recycle, recycle pump to be set as desirable.Again, for intermittent aeration, in the groove the air blown producer that imports oxygen-containing gas etc. to be set for ideal.So, can activate existing micropopulation or newly add the activity of micropopulation.The air blown producer that is arranged at above-mentioned mud decrement groove and the aquatic grooving of above-mentioned recycling is controlled by controlling board.
Mud recycling treatment unit of the present utility model has the advantage that can be arranged at easily in the existing device groove.Again, the mud decrement groove and recycle form that aquatic grooving can be arranged at same land used also can, or dirty amount decrement groove and recycle the form that aquatic grooving is arranged at different lands used separately and also can.
Fig. 2 illustrate adopt that mud decrement groove and the aquatic grooving of recycling be arranged at same land used form compile water exhaust system synoptic diagram (system that the hillside plot agricultural is compiled pumping equipment on her the farsighted raised path between farm fields in that prefecture on the Japan Nagano describes as an example as the basis).
The processing water that flows into is delivered to flow adjustment tank 22 after importing sediment by aeration groove 21 by large-meshed net.The processing water metering that the processing water that is taken out by flow adjustment tank 22 is processed as Sewage metering groove 23.Continuous it, the processing water that has measured imports anaerobism filter bed groove 24, carries out organism (again, micropopulation can make an addition to flow adjustment tank 22) in relevant the utility model micropopulation disaggregating treatment water in this.Secondly, process water and move to contact aeration groove 25, further carry out decomposing organic matter at this by the contained aerobic bacterium of micropopulation.Next is processed water and advances to settling bath 26, and in this precipitating sludge, liquid component is released after disinfection trough 27 sterilizations.The mud of precipitation is transported to the concentrated storage tanks 28 of mud, further thickened sludge.Again, the mud that precipitates of anaerobism filter bed groove 24 also is transported to the concentrated storage tanks 28 of mud.Be transported to sewage sludge storage groove 29 through concentrated mud.Before moving to mud decrement groove 30, carry out herein the acclimation of mud.The continuous quantitative mud through acclimation is transferred to mud decrement groove 30.The bottom of mud decrement groove 30 imports mud again as desirable after the sludge disintegration agent to be set.Carry out herein the decomposition of mud (according to situation, the top of decomposed mud imports sewage sludge storage groove 29 undecomposed mud, repeatedly decompose), mud is after decrement, continue to staticly settle mud, separate solid composition and liquid component, liquid component are transferred to recycling aquatic grooving 31 (at this moment, N, P, K, C significantly reduce).Secondly, by recycling aquatic grooving 31 circulating liquid compositions, the simultaneously effect by the sludge disintegration promoting layer 32 that arranges generates recycling water.Mud decrement groove 30 and recycle aquatic grooving 31 and import oxygen-containing gass via the air blown producer 33 that is in relation to controlling board 34 again, is provided with recycle pump 35.
Mud recycling treatment unit of the present utility model as described above also can be with reference to suitable changes such as the decomposition rate of the scale of disintegrating system in waste pipe, the pollution level of processing water, mud, envrionment temperatures.
Description of drawings
Fig. 1 is the organigram of the relevant sludge disintegration layer of explanation.
Fig. 2 has showed that mud decrement groove and regeneration groove adopt the synoptic diagram that compiles disintegrating system in waste pipe that is arranged at same base form.
Fig. 3 compiles the synoptic diagram that facility system is processed in draining for the agricultural of explanation embodiment 2.
[primary clustering nomenclature]
Embodiment
Embodiment 1
The lower water processing establishment of the flat decontamination center in wood island, relevant Japan Nagano in the groove that utilizes the same treatment facility, carries out as described below by storing sludge creation recycling water.
After arranging sludge disintegration agent (ALL DASH MALT), the groove inner bottom part imports again about 10m
3Mud, by air blown producer with 0.12kg/cm
3Ratio import air, whenever repeat every other week aeration, carrying out for 4 weeks more than 15 ℃.Sludge concentration before the sludge disintegration is 3700mg/L, is 120mg/L behind the sludge disintegration, and mud is rough to be decomposed fully.By the micropopulation in the recycling water that decomposes the mud gained with the SCD agar medium of the SUBRO agar medium of actinomycetes special use (Japanese Rong Yan limited-liability company system) and general bacteria culture medium (Japanese Rong Yan limited-liability company system), use separately nickel wire circle (internal diameter 1mm) coating 0.1ml, cultivated the bacterium number of mensuration micropopulation 24 hours in 35～37 ℃.Its result, actinomycetes are 5.0 * 10
4/ ml, general bacterial count is 4.0 * 10
6/ ml.Further, import about 10m at decomposed mud
3Mud, carry out sludge disintegration with same condition.This operation is repeated 2 times again, by adding up to 4 times sludge disintegration, obtain about 40m
3Recycling water.
The composition analysis result of the recycling water of last gained is as shown in table 3.
Embodiment 2
The agricultural of growing the wild country district at Japanese autumn fields county Dong Ding is compiled in the pumping equipment, by following described carrying out by generate recycling water in storing mud.
Fig. 3 represents that the agricultural of embodiment 2 compiles the system diagram of pumping equipment.The second sewage sludge storage groove 36 that the decomposition utilization of mud already arranges and carrying out is because explanation such as Fig. 2 of other symbols are identical, so detailed.
The wall of the second sewage sludge storage groove 36 in Fig. 3, the agent of spraying sludge disintegration (ALL DASH SOFT, ALL DASH MALT, ALL DASH P﹠amp; C and mordenite powdered mixture), secondly breeding is transferred mud by the first sewage sludge storage groove 29 and is imported the second sewage sludge storage groove 36 by the formed bacterium colony of micropopulation, is stirred by the sewage sludge storage groove and imports 0.12kg/cm with air blown producer
3The air of ratio whenever repeats aeration every other week, in carrying out 3 months more than 15 ℃, decomposes mud.Composition analysis result by the recycling water of the mud gained that decomposes is as shown in table 3.
Again, the recycling water of gained is transferred to compost center, Senghi, mixes with domestic animal (cow dung) organic compost of maturation.Its result, recycling water shows the well done organic compost fermentation tool facilitation effect of domestic animal and deodorising effect.This mixed solution is used in the result that rice does (manufacturing of the little raised path between farm fields in autumn fields) (it is 20 mu that Japan put down into for 12 years, and putting down into for 3 years is 30 mu), can obtains the little raised path between farm fields rice in more higher-quality autumn fields than former years.This recycles water, owing to promote the sensitization of soil, demonstration can reduce the usage quantity of agricultural chemicals.
Embodiment 3
The agricultural in area, the new room of Japan Nagano Dong Ding is compiled in the pumping equipment, and the mud that stores is processed through domestication., the processing water of gained be transferred to Nagano county east raised path between farm fields cultural center, recycle the generation of water on this ground thereafter.Be described as follows.
[sludge acclimatization processing]
The agricultural in area, the new room of Japan Nagano Dong Ding is compiled the sewage sludge storage bottom of pumping equipment, imports mud after sludge disintegration agent (ALL DASH MALT) is set again, by air blown producer with 0.12kg/cm
3Ratio import air, whenever heavy aeration was every other week carrying out for 4 weeks more than 15 ℃.Decompose Russia's mud above import mud, carry out sludge disintegration with same condition, this operation repeats 1 time again, by the sludge disintegration that adds up to 3 times, obtains sludge acclimatization and processes water.This processes water former state standing separation solids component and liquid component, the about 22.2m of liquid component
3(Japan puts down into 14 year April 24) is transferred to east raised path between farm fields cultural center, Nagano county.Again, the sludge concentration of sewage sludge storage groove is 25000mg/L before the sludge disintegration, and the above-mentioned sludge concentration behind the sludge disintegration is 13000mg/L.
Herein, it is as shown in table 1 that the mud that Japan put down into for 12 years, put down into for 13 years, the agricultural by area, new room of putting down into for 14 years is compiled pumping equipment is discharged treatment capacity.
Table 1
(160.5 (A)+175.7 (B))/2=336.2/2=168.1 (mean value)
168.1-124.7(C)=43.4m
3
The agricultural in the relevant new area, room of table 1 is compiled in the sewage sludge storage groove of pumping equipment, promotes sludge digestion because sludge acclimatization is processed, and mud decrement is 43.4m
3Be 0m by equalling into the mud discharge treatment capacity that rises in October, 13 between 1 year again,
3
" generate recycling water "
Both establish groove in raised path between farm fields cultural center, east, the Japan Nagano land used, utilize separately (1) flow adjustment tank (49.0m
3Volume), (2) first aeration layer (32.0m
3Volume) reaches (3) second aerator tank (22.2m
3Volume), by the about 22.2m that has transferred
3The liquid component (Japan puts down on April 24th, 14) of sludge acclimatization processing water recycles the generation of water.
Before each groove dropped into liquid component, the sludge concentration that liquid component is contained was adjusted into (1) 6600mg/L (2) 4400mg/L (3) 2600mg/L separately.Again, the sludge disintegration promoting layer is set in each groove, the full agent of wall spraying sludge disintegration (ALL DASH SOFT, ALL DASH MALT, and ALL DASH P﹠amp in the groove; C is with the mordenite powdered mixture), breeding is by the formed bacterium colony of micropopulation.The sludge disintegration promoting layer that arranges is identical with Fig. 1, for fill laminated person by the below according to the order of zeolite, charcoal, white granite and brick in the container of W100 cm * L50cm * H160cm volume.The base material of filling is 20 of bricks (about 60kg), white 15 of granites (about 54kg), charcoal 27kg and zeolite 20kg.
Secondly, each groove of (1)～(3) is dropped into the liquid component of adjusted concentration, on one side the circulating liquid composition, by the effect of the sludge disintegration promoting layer that arranges, carry out simultaneously the decomposition of mud, generate recycling water.
Still, put down in April, 14 to October by Japan, the liquid component of water is processed in sludge acclimatization, and each that is transferred in the base, raised path between farm fields cultural center, east, Japan Nagano both established groove (1)～(3) about 22.2m
3(Japan puts down on April 24th, 14), about 29.6m
3(Japan puts down on June 26th, 14), about 33.3m
3(Japan puts down on August 28th, 14) and about 39.6m
3(Japan puts down on October 28th, 14) adds up to by 124.7m
3Sludge acclimatization process water and generate recycling water.Sludge concentration when measuring this, its result is as shown in table 2.
Table 2
By table 2 result, when sludge concentration was adjusted in deciding scope, the rate of decomposition of mud reached 91%～96% high de-agglomeration rate.And, can within the short period of time in 1～2 week, fully process generating recycling water.
Will be again, (1)～(3) micropopulation in the recycling water in the groove, with the SCD dish substratum of the SUBRO agar medium of actinomycetes special use (Japanese Rong Yan limited-liability company system) and general bacteria culture medium (Japanese Rong Yan limited-liability company system), use separately nickel wire circle (internal diameter 1mm) coating 0.1ml, cultivated the bacterium number of mensuration micropopulation 24 hours in 35～37 ℃.Its result is as shown in table 3.
Table 3
| Little bacterium number of giving birth to the group | The flow adjustment tank | The first aerator tank | The second aerator tank |
| Quantity of actinomyces | 9×10 3/ml | 1.6×10 3/ml | 1.96×10 3/ml |
| General bacterial count | 1×10 4/ml | 2×10 3/ml | 2×10 3/ml |
More and, finally collected the bacterium number of the micropopulation of the same recycling water of measuring relevant shallow lake, Shen groove in shallow lake, Shen groove by the recycling water of (1)～(3) groove gained.The ESCM substratum (Japanese Rong Yan limited-liability company system) of colibacillus special use is used in the inspection of colibacillus.Its result, quantity of actinomyces is 6 * 10
2/ ml, general bacterial count is 1.6 * 10
3/ ml does not check out colibacillus.
Again, the composition analysis result of recycling water is as shown in table 4.
Table 4
By the result of table 4, the recycling water of relevant embodiment 1～3 gained contains abundant inorganic salts, particularly contains the useful nitrogen of volume, phosphorus, potassium and calcium.
Recycling water by the recycling treatment unit gained of mud of the present utility model, root of hair, the promotion that can be used in farm crop grown, supply is not enough because of the trace element of continuous cropping obstacle, freshnesses farm crop are preserved, promotion improves freshness, the pol of farm crop, particularly fruit or fruit and vegetable, improve the resistibility of disease and pest etc.
Again, because the water-dispersion of gained recycling drops into the pipeline of public lower water, the dregs that adhere to of removing the stench source are decomposed in the relay pump field, the generation of the gases such as hydrogen sulfide can be terminated in denier.
More and, because the recycling water of gained can decompose the incinerator water collecting basin, accommodate the field, sewage sludge storage groove and a thiomethyl alcohol that the internal drainage facility produces, hydrogen sulfide etc., and have deodorization and degreasing effect.
More again, according to the utility model, mud is according to following condition, that is, and and moderate sludge concentration: 8000mg/L, sludge disintegration time: in 4～6 weeks, can be reduced to 1/20.
Claims (3)
1. the recycling treatment unit of a mud, it is for containing:
At least have the bottom the sludge treatment groove, transport mud to this groove, certainly discharge in this groove the water, the sludge disintegration promoting layer that is disposed at this groove inside, the aeration that is disposed at the bottom in this groove that produce via sludge disintegration, transport air to the mud recycling treatment unit of the air blown producer of this aeration, it is characterized in that, this sludge disintegration promoting layer has accumulation or the multi-ply construction of the base material that is become by brick, natural stone, charcoal or zeolite, and configuration contains zeolite and the actinomycetic sludge disintegration agent that belongs to streptomyces on this each base material.
2. mud recycling treatment unit as claimed in claim 1 is characterized in that this zeolite is that mordenite is zeolite.
3. the recycling treatment unit of mud as claimed in claim 1 is characterized in that, this natural stone is white granite, and charcoal is binchotan.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012202546469U CN202785922U (en) | 2012-05-31 | 2012-05-31 | Sludge recycling treatment device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN2012202546469U CN202785922U (en) | 2012-05-31 | 2012-05-31 | Sludge recycling treatment device |
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| CN202785922U true CN202785922U (en) | 2013-03-13 |
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| CN2012202546469U Expired - Lifetime CN202785922U (en) | 2012-05-31 | 2012-05-31 | Sludge recycling treatment device |
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| CN (1) | CN202785922U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106186334A (en) * | 2016-09-28 | 2016-12-07 | 张国明 | A kind of integrated sewage disposal reactor |
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2012
- 2012-05-31 CN CN2012202546469U patent/CN202785922U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106186334A (en) * | 2016-09-28 | 2016-12-07 | 张国明 | A kind of integrated sewage disposal reactor |
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