CN105330017A - Anaerobic reactor as well as cultivation waste water treatment system and method - Google Patents
Anaerobic reactor as well as cultivation waste water treatment system and method Download PDFInfo
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- CN105330017A CN105330017A CN201510847448.1A CN201510847448A CN105330017A CN 105330017 A CN105330017 A CN 105330017A CN 201510847448 A CN201510847448 A CN 201510847448A CN 105330017 A CN105330017 A CN 105330017A
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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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E50/00—Technologies for the production of fuel of non-fossil origin
- Y02E50/30—Fuel from waste, e.g. synthetic alcohol or diesel
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Abstract
The invention discloses an anaerobic reactor, a cultivation waste water treatment system comprising the anaerobic reactor and a cultivation waste water treatment method. The anaerobic reactor can perform air-water scrubbing on filler positioned at the bottom of a filtering filler area through air from an air inlet at the bottom of a housing body to achieve regeneration of the filler, and the regenerated filler and bottom anaerobic materials can return to an area above a reaction area along with the air to continuously involve in a new reaction; therefore, when reactions are achieved, the filtering filler can be subjected to regeneration cycle without special cleaning and filtering filler regenerating technical processes, so that the treatment efficiency of the reactor is improved. According to the cultivation waste water treatment system comprising the anaerobic reactor and the cultivation waste water treatment method, the regeneration cycle on the filler can be performed by utilizing marsh gas which is generated by an anaerobic reaction and is recycled through a gas storage device, so that reasonable utilization of resource in the system is achieved.
Description
Technical field
The present invention relates to a kind of reactor and treatment system, particularly, relate to a kind of anaerobic reactor and culturing wastewater processing system.
Background technology
The whole nation chemical oxygen demand (COD) of livestock and poultry breeding industry, total nitrogen account for 96% and 38% of agricultural sources total amount respectively, and due to developing rapidly of intensive, scale animal and poultry cultivation in recent years, the sewage that livestock and poultry cultivation produces gets more and more, and the pollution caused water surrounding is day by day serious.But, for the anaerobic reactor of cultivating wastewater purification in prior art, all there is the problems such as structure of reactor complexity, processing efficiency are low, the reactor simultaneously applying filler also exists needs that specialized processes process regenerates reaction filler, reactor can not the problem of continuous and steady operation.
Summary of the invention
The object of this invention is to provide a kind of anaerobic reactor, this reactor can overcome the problems such as existing anaerobic reactor complex structure, processing efficiency are low, overcome simultaneously need that specialized processes process regenerates reaction filler, reactor can not the problem of continuous and steady operation.
To achieve these goals, the invention provides a kind of anaerobic reactor, this anaerobic reactor comprises and has water-in, the reactor shell of water outlet and air outlet and be positioned at the reaction zone of reactor shell, described air outlet is positioned at above described reaction zone, the filter packing district of the filter packing for filling load anaerobion is formed in described reaction zone, and the bottom of described reactor shell is also provided with inlet mouth, this inlet mouth is communicated with the bottom in described filter packing district and regenerates described filter packing for by air inlet, and described water outlet is communicated with by filtration unit with described filter packing district.
Preferably, cyclic regeneration district is also formed in described reactor shell, the disrupter extended along short transverse is provided with between described cyclic regeneration district and described reaction zone, described disrupter top and bottom respectively and described reactor shell interval arrange that described cyclic regeneration district is communicated with described reaction zone, described inlet mouth is positioned at the below in described cyclic regeneration district.
Preferably, vertically arrange in described reactor shell and filter other pipe, described upper end of filtering other pipe is connected with described water outlet, and described lower end of filtering other pipe is communicated with the bottom in described filter packing district, and described filtration unit is arranged between the other pipe of described filtration and described filter packing district.
Preferably, described reaction zone also comprises the anaerobic reaction district be positioned at above described filter packing district.
Preferably, described air outlet is positioned at the top of described reaction zone housing, and is also formed with the gas-liquid separation zone between described air outlet and described reaction zone in the housing of described reaction zone.
Preferably, the position of described water-in is higher than described reaction zone, and the position of described water outlet is lower than described water-in.
Preferably, the relative density of described filler is 1.3-1.5, and particle diameter is 0.5-2mm, and the material of filler is be selected from one or more in haydite, gravel and polymkeric substance.
The present invention also provides a kind for the treatment of system of breeding wastewater, and this treatment system comprises anaerobic reactor, and described anaerobic reactor is anaerobic reactor as above.
Preferably, described treatment system also comprises and is positioned at the external supercharging device of described reactor enclosure, and described air outlet is communicated with by this supercharging device with described inlet mouth.
Preferably, described treatment system also comprises gas storage device, and this gas storage device is between described supercharging device and described air outlet.
Preferably, described treatment system also comprises preparing pool, Aerobic Pond, settling bowl and clean water basin, wherein, the water outlet of described preparing pool is connected with the water-in of described anaerobic reactor, the water-in of described Aerobic Pond is connected with the water outlet of described anaerobic reactor, the water-in of described settling bowl is connected with the water outlet of described Aerobic Pond, and the water outlet of described settling bowl is connected with the water-in of described clean water basin, and the water outlet of described clean water basin is connected with the water-in of described anaerobic reactor.
The present invention also provides a kind for the treatment of process of breeding production waste water, and this treatment process adopts culturing wastewater processing system as above.
Preferably, the treating method comprises following steps: A. enters described anaerobic reactor from described water-in after making breeding wastewater enter described preparing pool regulating water quality and the water yield and carries out anaerobic reaction; B. make the biogas produced in described anaerobic reactor deliver to described gas storage device through described air outlet, the inlet mouth making the part biogas in described gas storage device enter described anaerobic reactor after described supercharging device supercharging carries out the cyclic regeneration of filler; C. make the water outlet of anaerobic reactor enter described Aerobic Pond from described water outlet and carry out aerobic reaction; D. make the water outlet of described Aerobic Pond enter described settling bowl and carry out coagulating sedimentation to remove colloid in outputted aerobic water and suspended substance; E. make the supernatant liquor of described settling bowl enter described clean water basin, in described clean water basin part water outlet be back to described anaerobic reactor carry out denitrification remove total nitrogen; Make the discharge of remainder standard water discharge or the reuse of described clean water basin.
Preferably, the water outlet of described preparing pool enters through pre-heating temperature elevation before described anaerobic reactor, and make the part biogas in described gas storage device for the water outlet pre-heating temperature elevation of described preparing pool, wherein, the temperature of described pre-heating temperature elevation is 30-35 DEG C.
In anaerobic reactor of the present invention, owing to arranging filter packing district and arrange the inlet mouth be communicated with the bottom in filter packing district in reactor bottom reactor shell, the filler be positioned at bottom filter packing district can be carried out air water by the air inlet of inlet mouth to clean with the regeneration realizing filler, and the top that the filler of regeneration and bottom anaerobics mass-energy enough get back to reaction zone again with gas continues to participate in new reaction, therefore while realization response, reprocessing cycle is carried out to filter packing, avoid and caused reactor efficiency to reduce because filter packing reacts sludge blockage, also without the need to the cleaning of special technological process and regenerate filtration filler, improve the processing efficiency of reactor, filtration unit can prevent filler from discharging with the water after processed in addition, ensure that the normal work of reaction zone.
In culturing wastewater processing system of the present invention and method, due to by anaerobic reactor and gas storage and supercharging device coupling, and be connected with the inlet mouth of reactor, the methane recovery that anaerobic reaction process can be generated utilizes, while realizing filler reprocessing cycle, also take full advantage of intrasystem resource.
Other features and advantages of the present invention are described in detail in embodiment part subsequently.
Accompanying drawing explanation
Accompanying drawing is used to provide a further understanding of the present invention, and forms a part for specification sheets, is used from explanation the present invention, but is not construed as limiting the invention with embodiment one below.In the accompanying drawings:
Fig. 1 is the schematic diagram of the anaerobic reactor according to one embodiment of the present invention.
Fig. 2 is the culturing wastewater processing system schematic diagram according to one embodiment of the present invention.
Description of reference numerals
1 reactor shell 2 water-in
3 water outlet 4 air outlets
5 inlet mouth 6 cyclic regeneration districts
7 disrupters 8 filter other pipe
9 filtration unit 10 filter packing districts
11 gas-liquid separation zone, anaerobic reaction districts 12
13 supercharging device 14 gas storage device
Embodiment
Below in conjunction with accompanying drawing, the specific embodiment of the present invention is described in detail.Should be understood that, embodiment described herein, only for instruction and explanation of the present invention, is not limited to the present invention.
According to an aspect of the present invention, a kind of anaerobic reactor is provided, this anaerobic reactor comprises and has water-in 2, the reactor shell 1 of water outlet 3 and air outlet 4 and be positioned at the reaction zone of reactor shell 1, air outlet 4 is positioned at above reaction zone, the filter packing district 10 of the filter packing for filling load anaerobion is formed in reaction zone, and the bottom of described reactor shell 1 is also provided with inlet mouth 5, this inlet mouth 5 is communicated with the bottom in filter packing district 10 and regenerates filter packing for by air inlet, and described water outlet 3 is communicated with by filtration unit 9 with filter packing district 10.
In anaerobic reactor according to the present invention, owing to arranging filter packing district 10 and arrange the inlet mouth 5 be communicated with the bottom in filter packing district 10 in reactor bottom reactor shell 1, the filler wrapped up by mud be positioned at bottom filter packing district 10 can be carried out air water by the air inlet of inlet mouth 5 to clean with the regeneration realizing filler, and the top that the filler of regeneration and bottom anaerobics mass-energy enough get back to reaction zone again with gas continues to participate in new reaction, therefore while realization response, reprocessing cycle is carried out to filter packing, avoid and caused reactor efficiency to reduce because filter packing reacts sludge blockage, also without the need to the cleaning of special technological process and regenerate filtration filler, improve the processing efficiency of reactor, filtration unit 9 can prevent filler from discharging with the water after processed in addition, ensure that the normal work of reaction zone.
Wherein, filler can be inert solid material, does not limit in the present invention to the shape of filler, such as, can be ring packing, saddle packing, ring saddle packing or Ball-type packing, and the material of filler can be haydite, gravel, polypropylene or polyvinyl chloride.In the present invention, in order to make filter packing be placed on bottom reaction zone, the relative density of filler is preferably 1.3-1.5, and the particle diameter of filler is preferably 0.5-2mm.Adopt relative density and particle diameter can ensure that breeding wastewater is after the anaerobic reaction of reaction zone at the filler in above-mentioned scope, active sludge wherein containing anaerobion is not taken away by the current of water outlet, keep the concentration of active anaerobic microorganism in reaction zone, simultaneously, the anaerobion be carried on filler to the further treatment and purification of breeding wastewater, can improve effluent quality.
Wherein, anaerobic activated sludge can comprise anaerobion and their organic substances of depending on and inorganic substance, and anaerobic activated sludge has biological adsorption, biological degradation and flocculation reaction.Particularly, anaerobion can comprise hydrolytic bacteria, fermenting bacteria, hydrogen bacterium, acetic acid bacteria, methanobacteria, sulphate reducing bacteria and anaerobic protozoan.First the larger molecular organics matter such as the protein in waste water resolve into small-molecule substance under the effect of anaerobic digestion bacterium, and then small-molecule substance part is degraded into CH under the effect of methanobacteria
4deng material
In anaerobic reactor according to the present invention, in order to improve the reprocessing cycle efficiency of filter packing further, preferably, cyclic regeneration district 6 is also formed in reactor shell 1, the disrupter 7 extended along short transverse can be provided with between cyclic regeneration district 6 and reaction zone, disrupter 7 top and bottom respectively and reactor shell 1 interval arrange that cyclic regeneration district 6 is communicated with reaction zone.Therefore, can either ensure that the filler of the below of reaction zone enters cyclic regeneration district 6 from bottom, also can ensure the top entering reaction zone in cyclic regeneration district 6 with the filler that gas moves, thus complete the reprocessing cycle of filler.In this embodiment, inlet mouth 5 can be arranged at the below in cyclic regeneration district 6, to increase the intake to gas in cyclic regeneration district 6, strengthens air water turbulent extent in cyclic regeneration district 6, thus plays more effective cleaning and regeneration effect to filter packing.In this case, move upward under the gas effect that filter packing bottom cyclic regeneration district 6 is blown at inlet mouth 5, under the acting in conjunction of gas and current turbulence, the mud sticked on filter packing is separated with filler body, and jointly crosses the top that disrupter 7 is sent to reaction zone.Filter packing after regeneration sinks to the filter packing district 10 of bottom, reaction zone because density is comparatively large, continue to participate in anaerobic reaction.In the bottom in filter packing district 10, be stained with the filler of anaerobic sludge under the effect of current, continuous inflow and the bottom in the cyclic regeneration district 6 be communicated with bottom filter packing district 10, complete regenerative process, thus complete the reprocessing cycle of filter packing under the gas effect that inlet mouth 5 passes into.
The shape of the present invention to disrupter 7 does not limit, and disrupter 7 such as can be formed as baffle-like or tubular.In the preferred a kind of embodiment of the present invention, disrupter 7 can be the baffle plate arranged along height for reactor direction, as shown in Figure 1.The upper and lower two ends of this baffle plate can and reactor wall leave interval, the two ends, left and right of baffle plate can be closed with reactor wall and be connected, affect the circulating effect in cyclic regeneration district 6 to prevent a large amount of anaerobic sludge of reaction zone and filter packing inflow cyclic regeneration district 6.
In order to improve the reaction efficiency of anaerobic reactor of the present invention further, prevent between water-in 2 and water outlet 3, forming short stream situation, vertically can arrange in reactor shell 1 and filter other pipe 8, the upper end of filtering other pipe 8 can be connected with water outlet 3, the lower end of filtering other pipe 8 can be communicated with the bottom in filter packing district 10, can prevent undressed waste water from directly being discharged by water outlet 3 like this.In this embodiment, filtration unit 9 can be arranged on and filter between other pipe 8 and filter packing district 10, with avoid filter packing after filtration other pipe 8 leave reactor from water outlet 3.
In anaerobic reactor according to the present invention, reaction zone also comprises the anaerobic reaction district 11 be positioned at above filter packing district 10, the breeding wastewater entering reactor from water-in 2 can carry out anaerobic reaction in this anaerobic reaction district 11, removes the organism in breeding wastewater and generates CH
4, after the anaerobic sludge of cyclic regeneration district 6 separation regeneration cross disrupter 7, return to this anaerobic reaction district 11, to ensure the content of living microorganism in this anaerobic reaction district 11, improve the water quality of anaerobic reactor water outlet.Wherein said anaerobic reaction district 11 refers to that waste water and anaerobion mainly carry out the region of reacting above filter packing district 10 after breeding wastewater enters herein, this does not represent anaerobic reaction and is restricted to and only occurs in this region, and also can there be the generation of anaerobic reaction in the region contacted with microorganism in filter packing district 10 and other waste water.
In anaerobic reactor according to the present invention, in order to form good turbulent flow form in reaction zone, form gas flow from bottom to top, air outlet 4 can be positioned at the top of reactor shell 1, and can also be formed with the gas-liquid separation zone 12 between air outlet 4 and reaction zone in the housing of reaction zone.In the present embodiment, realizing gas-liquid separation by making to arrange gap between the top of liquid level and reactor shell 1, in other embodiments, also can be realized by extra gas-liquid separation device.
In anaerobic reactor according to the present invention, in order to improve the efficiency of anaerobic reaction, preferably, the position of water-in 2 is higher than reaction zone, and the position of water outlet 3 is lower than water-in 2.In this embodiment, breeding wastewater forms the flow direction from top to bottom in reactor, and successively by anaerobic reaction district 11 and filter packing district 10, waste water and microorganism can abundant contact reactss, improve the water quality of reactor water outlet.
According to a second aspect of the invention, also provide a kind of culturing wastewater processing system, this treatment system can comprise anaerobic reactor of the present invention.
In order to strengthen the less turbulence of gas in anaerobic reactor, make filter packing reach more effectively reprocessing cycle effect, treatment in accordance with the present invention system also comprises the supercharging device 13 be positioned at outside anaerobic reactor housing 1, such as induced draft fan.Meanwhile, in order to fully utilize in anaerobic reactor the biogas reacting generation, preferably, the air outlet 4 of anaerobic reactor can be communicated with by this supercharging device 13 with inlet mouth 5.Like this, the biogas that anaerobic reaction produces can come back to inside reactor after portion's supercharging outside, thus realizes the cycle operation for the treatment of system.Whole anaerobic reactor can also be made in addition to maintain the condition of anaerobism.
In order to control the flow entering the biogas of anaerobic reactor further, treatment in accordance with the present invention system can also comprise gas storage device 14, such as biogas cabinet.This gas storage device 14 can between described supercharging device 13 and air outlet 4.Like this, first the biogas of discharging from air outlet 4 can be stored and then drawn by supercharging device 13.In the upstream of inlet mouth 5, can also the adjustment member such as flow valve, pressure valve be set in addition, to realize the optimized operation of bulk treatment system works.
In order to improve the water quality of water outlet after cultivating wastewater purification further, preparing pool, Aerobic Pond, settling bowl and clean water basin can also be comprised in treatment in accordance with the present invention system, wherein, the water outlet of preparing pool is connected with the water-in 2 of anaerobic reactor, the water-in of Aerobic Pond is connected with the water outlet 3 of anaerobic reactor, the water-in of settling bowl is connected with the water outlet of Aerobic Pond, the water outlet of settling bowl is connected with the water-in of clean water basin, and the water outlet of clean water basin is connected with the water-in 2 of anaerobic reactor.
Treatment in accordance with the present invention system, breeding wastewater can first in preparing pool regulating pondage and water quality enter anaerobic reactor again, this embodiment can reduce the processing load of anaerobic reactor, and the anaerobic reaction in reactor is steadily carried out.
Treatment in accordance with the present invention system, can contain in Aerobic Pond and support active sludge, comprises the organism and inorganics of supporting microorganism and metabolism and absorption in aerobic activated sludge.First microorganism in aerobic activated sludge fully contacts with waste water, formation is suspended mixed solution, specific surface area due to microorganism is large and polyose emplastic is contained on surface, organic granular in breeding wastewater, suspended substance and colloid are by microorganism adsorption and adhesion, first under the effect of lytic enzyme, small-molecule substance is decomposed into after larger molecular organics in colloid is adsorbed, then these small molecules enter metabolism further in microorganism cells, make the organic content in waste water decline and be purified.
Treatment in accordance with the present invention system, the water outlet of Aerobic Pond enters settling bowl, to remove the pollutent such as suspended substance and colloid in breeding wastewater further.The supernatant liquor water outlet of settling bowl enters clean water basin and stores, part effluent recycling to the anaerobic reactor of clean water basin carries out denitrification to remove the total nitrogen in breeding wastewater further, reduce reactor for treatment load, discharge or reuse after rest part standard water discharge simultaneously.
According to a third aspect of the present invention, also provide a kind for the treatment of process of breeding production waste water, the method adopts above-mentioned culturing wastewater processing system.
Particularly, the method comprises the following steps: enter anaerobic reactor from water-in 2 after A. makes breeding wastewater enter preparing pool regulating water quality and the water yield and carry out anaerobic reaction; B. make the biogas produced in anaerobic reactor deliver to gas storage device 14 through air outlet 4, the inlet mouth 5 making the part biogas in gas storage device 14 enter anaerobic reactor after supercharging device 13 supercharging carries out the cyclic regeneration of filler; C. make the water outlet of anaerobic reactor enter Aerobic Pond from water outlet 3 and carry out aerobic reaction; D. make the water outlet of Aerobic Pond enter settling bowl and carry out coagulating sedimentation to remove colloid in outputted aerobic water and suspended substance; E. make the supernatant liquor of settling bowl enter clean water basin store, in clean water basin part water outlet be back to anaerobic reactor carry out denitrification remove total nitrogen; Make the discharge of remainder standard water discharge or the reuse of clean water basin.
In treatment in accordance with the present invention method, breeding wastewater first through preparing pool regulating pondage and water quality, ensure to enter the water yield of anaerobic reactor and water quality steady; The water outlet of preparing pool can promote through pump and enter anaerobic reactor, and in order to ensure that anaerobic reaction is complete, under preferable case, breeding wastewater reacts 1-4 hour to remove COD and nitric nitrogen in anaerobic reactor; Anaerobic reactor water outlet enters Aerobic Pond, and the residence time is preferably 1-2 hour to remove COD and ammonia nitrogen; Aerobic Pond water outlet enters settling bowl to remove colloid and suspended substance further; The supernatant liquor water outlet of settling bowl can enter clean water basin and store, and the part water outlet in clean water basin can be back to anaerobic reactor and carry out denitrification to reduce the total nitrogen in waste water further, reduces the processing load of reactor simultaneously; The residue water outlet of clean water basin can rear discharge up to standard or reuse.
In treatment in accordance with the present invention method, the biogas produced in anaerobic reactor can be collected by gas storage device 14, part biogas in gas storage device 14 can enter the inlet mouth 5 of anaerobic reactor after supercharging device 13 supercharging, to carry out reprocessing cycle to the filter packing in reactor, strengthen the aqueous vapor turbulent extent of reaction zone simultaneously, make breeding wastewater and the abundant contact reacts of microorganism, improve the water quality of water outlet.
Treatment in accordance with the present invention method, carries out the efficiency of anaerobic reaction in anaerobic reactor in order to improve breeding wastewater, can through pre-heating temperature elevation before the water outlet of preparing pool enters anaerobic reactor.Thermal source for heating up has no particular limits, and under preferable case, the part biogas in gas storage device 14 can be made for the water outlet pre-heating temperature elevation of preparing pool, the temperature of pre-heating temperature elevation is 30-35 DEG C, can make full use of intrasystem Methane Resources like this.
Further illustrate the present invention below in conjunction with accompanying drawing by embodiment, but the present invention is not therefore subject to any restriction.
Embodiment
The present embodiment process from pig farm, Shandong cultivation factory the factory effluent such as various wash-down waters, discharge water (average water quality is COD2465mg/L, TP47mg/L, TN652mg/L, NH4
+-N297mg/L, SS1749mg/L, pH7.56).
As shown in Figure 1, above-mentioned breeding wastewater adopts plant area's heating system to carry out being warming up to 30 DEG C after the adjustment that preparing pool carries out water quality and quantity, and then direct lifting by pump enters anaerobic reactor, and flooding velocity is 5m
3/ h, the biogas produced enters biogas cabinet 14 and allocates, a part enters reactor through supercharging device and uses for the reprocessing cycle of filler, the gaseous tension of inlet mouth 5 is 0.2-0.5MPa, rest part is polypropylene by delivering into the boiler heating system filler material of plant, particle diameter is 1.2mm, and relative density is 1.3.Filler turns back to top, filter packing district 10 after regeneration to be continued to use, the anaerobic sludge separated through biogas gets back to anaerobic reaction district 11 continuation participation anaerobic reaction, is discharged into Aerobic Pond and carries out aerobic treatment after breeding wastewater stops 3h in anaerobic reactor after removing the nitric nitrogen of the COD and 99% of 95%.Waste water stops after 2h removes the ammonia nitrogen of the COD and 99% of residue 85% at Aerobic Pond and enters settling bowl, removes the pollutent such as colloid, suspended substance by coagulating sedimentation.Settling bowl water part supernatant liquor is back to anaerobic reactor and carries out denitrification removal total nitrogen, and quantity of reflux is 15m
3/ h, final outflow water water quality is COD18.5mg/L, TP0.2mg/L, TN3.22mg/L, NH4
+-N2.57mg/L, SS5mg/L, pH7.13, meet " livestock and poultry breeding industry pollutant emission standard " (GB18596-2001) primary standard and " integrated wastewater discharge standard " (GB8978-1996) primary standard.
Below the preferred embodiment of the present invention is described in detail by reference to the accompanying drawings; but; the present invention is not limited to the detail in above-mentioned embodiment; within the scope of technical conceive of the present invention; can carry out multiple simple variant to technical scheme of the present invention, these simple variant all belong to protection scope of the present invention.
It should be noted that in addition, each the concrete technical characteristic described in above-mentioned embodiment, in reconcilable situation, can be combined by any suitable mode.In order to avoid unnecessary repetition, the present invention illustrates no longer separately to various possible array mode.
In addition, also can carry out arbitrary combination between various different embodiment of the present invention, as long as it is without prejudice to thought of the present invention, it should be considered as content disclosed in this invention equally.
Claims (14)
1. an anaerobic reactor, comprise and there is water-in (2), the reactor shell (1) of water outlet (3) and air outlet (4) and be positioned at the reaction zone of reactor shell (1), described air outlet (4) is positioned at above described reaction zone, it is characterized in that, the filter packing district (10) of the filter packing for filling load anaerobion is formed in described reaction zone, and the bottom of described reactor shell (1) is also provided with inlet mouth (5), this inlet mouth (5) is communicated with the bottom of described filter packing district (10) and regenerates described filter packing for by air inlet, and described water outlet (3) is communicated with by filtration unit (9) with described filter packing district (10).
2. anaerobic reactor according to claim 1, it is characterized in that, cyclic regeneration district (6) is also formed in described reactor shell (1), the disrupter (7) extended along short transverse is provided with between described cyclic regeneration district (6) and described reaction zone, the top of described disrupter (7) and bottom respectively and described reactor shell (1) interval arrange that described cyclic regeneration district (6) is communicated with described reaction zone, described inlet mouth (5) is positioned at the below of described cyclic regeneration district (6).
3. anaerobic reactor according to claim 1 and 2, it is characterized in that, vertically arrange in described reactor shell (1) and filter other pipe (8), described upper end of filtering other pipe (8) is connected with described water outlet (3), described lower end of filtering other pipe (8) is communicated with the bottom of described filter packing district (10), and described filtration unit (9) is arranged between the other pipe (8) of described filtration and described filter packing district (10).
4. anaerobic reactor according to claim 1, is characterized in that, described reaction zone also comprises the anaerobic reaction district (11) being positioned at described filter packing district (10) top.
5. the anaerobic reactor according to claim 1 or 4, it is characterized in that, described air outlet (4) is positioned at the top of described reaction zone housing (1), and is also formed with the gas-liquid separation zone (12) be positioned between described air outlet (4) and described reaction zone in the housing of described reaction zone.
6. anaerobic reactor according to claim 1, is characterized in that, the position of described water-in (2) is higher than described reaction zone, and the position of described water outlet (3) is lower than described water-in (2).
7. anaerobic reactor according to claim 1, is characterized in that, the relative density of described filler is 1.3-1.5, and particle diameter is 0.5-2mm, and the material of filler is be selected from one or more in haydite, gravel and polymkeric substance.
8. a treatment system for breeding wastewater, is characterized in that, described treatment system comprises according to the anaerobic reactor in claim 1-7 described in any one.
9. treatment system according to claim 8, it is characterized in that, described treatment system also comprises and is positioned at described reactor shell (1) supercharging device outward (13), and described air outlet (4) are communicated with by this supercharging device (13) with described inlet mouth (5).
10. treatment system according to claim 9, it is characterized in that, described treatment system also comprises gas storage device (14), and this gas storage device (14) is positioned between described supercharging device (13) and described air outlet (4).
11. treatment systems according to Claim 8 in-10 described in any one, it is characterized in that, described treatment system also comprises preparing pool, Aerobic Pond, settling bowl and clean water basin, wherein, the water outlet of described preparing pool is connected with the water-in (2) of described anaerobic reactor, the water-in of described Aerobic Pond is connected with the water outlet (3) of described anaerobic reactor, the water-in of described settling bowl is connected with the water outlet of described Aerobic Pond, the water outlet of described settling bowl is connected with the water-in of described clean water basin, the water outlet of described clean water basin is connected with the water-in (2) of described anaerobic reactor.
The treatment process of 12. 1 kinds of breeding production waste water, is characterized in that: adopt culturing wastewater processing system according to claim 11.
13. treatment processs according to claim 12, is characterized in that, comprise the following steps:
A. enter described anaerobic reactor from described water-in (2) after making breeding wastewater enter described preparing pool regulating water quality and the water yield and carry out anaerobic reaction;
B. make the biogas produced in described anaerobic reactor deliver to described gas storage device (14) through described air outlet (4), the inlet mouth (5) making the part biogas in described gas storage device (14) enter described anaerobic reactor after described supercharging device (13) supercharging carries out the cyclic regeneration of filler;
C. make the water outlet of anaerobic reactor enter described Aerobic Pond from described water outlet (3) and carry out aerobic reaction;
D. make the water outlet of described Aerobic Pond enter described settling bowl and carry out coagulating sedimentation to remove colloid in outputted aerobic water and suspended substance;
E. make the supernatant liquor of described settling bowl enter described clean water basin, in described clean water basin part water outlet be back to described anaerobic reactor carry out denitrification remove total nitrogen; Make the discharge of remainder standard water discharge or the reuse of described clean water basin.
14. treatment processs according to claim 13, it is characterized in that, the water outlet of described preparing pool enters before described anaerobic reactor through pre-heating temperature elevation, the part biogas in described gas storage device (14) is made to be used for the water outlet pre-heating temperature elevation of described preparing pool, wherein, the temperature of described pre-heating temperature elevation is 30-35 DEG C.
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105502664A (en) * | 2016-02-23 | 2016-04-20 | 太原理工大学 | Device using AB-ASBR reactors to start anaerobic ammonia oxidation |
| CN113277619A (en) * | 2021-06-28 | 2021-08-20 | 扬州工业职业技术学院 | Anaerobic biological fluidized bed |
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| CN1045083A (en) * | 1990-02-16 | 1990-09-05 | 上海师范大学 | Disposing waste water by biological fluidized bed with sponge carrier method and device thereof |
| CN205294956U (en) * | 2015-11-26 | 2016-06-08 | 中国农业科学院农业环境与可持续发展研究所 | Anaerobic reactor and breed effluent disposal system |
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| JPS57187096A (en) * | 1981-05-12 | 1982-11-17 | Chiyoda Chem Eng & Constr Co Ltd | Method and device for anaerobic treatment of waste water |
| JPS6359397A (en) * | 1986-08-29 | 1988-03-15 | Matsushita Electric Ind Co Ltd | Methane fermentation apparatus |
| CN1045083A (en) * | 1990-02-16 | 1990-09-05 | 上海师范大学 | Disposing waste water by biological fluidized bed with sponge carrier method and device thereof |
| CN205294956U (en) * | 2015-11-26 | 2016-06-08 | 中国农业科学院农业环境与可持续发展研究所 | Anaerobic reactor and breed effluent disposal system |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105502664A (en) * | 2016-02-23 | 2016-04-20 | 太原理工大学 | Device using AB-ASBR reactors to start anaerobic ammonia oxidation |
| CN105502664B (en) * | 2016-02-23 | 2017-11-07 | 太原理工大学 | A kind of device of AB ASBR reactor start-up Anammoxs |
| CN113277619A (en) * | 2021-06-28 | 2021-08-20 | 扬州工业职业技术学院 | Anaerobic biological fluidized bed |
| CN113277619B (en) * | 2021-06-28 | 2022-02-18 | 扬州工业职业技术学院 | Anaerobic biological fluidized bed |
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| Publication number | Publication date |
|---|---|
| CN105330017B (en) | 2018-03-13 |
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