CN104496116B - Ale factory method of wastewater treatment and processing means - Google Patents
Ale factory method of wastewater treatment and processing means Download PDFInfo
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- CN104496116B CN104496116B CN201410773602.0A CN201410773602A CN104496116B CN 104496116 B CN104496116 B CN 104496116B CN 201410773602 A CN201410773602 A CN 201410773602A CN 104496116 B CN104496116 B CN 104496116B
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Abstract
A kind of ale factory wastewater treatment equipment, including: decontamination grid, collecting-tank, regulation sedimentation tank, detention type anaerobic reactor, liquid seal can, biogas storage box, vertical sedimentation tank, aerobic reaction pond, aerator, bio-absorbable case, mud-collecting well, concentration basin, mud storage pool and dehydration house.Above-mentioned ale factory wastewater treatment equipment can be effectively reduced the COD value in wheat distillery waste, BOD value and TN value, in addition, the bio-absorbable case of above-mentioned wastewater treatment equipment is by arranging casing, influent stream pipe, outflow tube and biosphere, can the COD value of wheat distillery waste, BOD value and TN value further, and environment friendly and pollution-free.Additionally, the present invention also provides for a kind of ale factory method of wastewater treatment.
Description
Technical field
The present invention relates to field of waste water treatment, particularly relate to a kind of ale factory method of wastewater treatment and process dress
Put.
Background technology
Ale, or also known as white ale (Ale), ale mainly originates in Britain, and it is with Fructus Hordei Germinatus and hops brew
The low wine beverage become.Using top hot fermentation method, wine liquid is pale asphyxia, and tool tart flavour and sootiness Fructus Hordei Germinatus are fragrant,
Alcohol content is 4.5%, and Fructus Hordei Germinatus concentration is 5%～5.5%.Need Sal a little when drinking, be especially European
Liked.
The main water quality index of wheat distillery waste is: COD (COD)=1000mg/L～25000mg/L,
BOD (Biochemical oxygen demand)=700mg/L～1500mg/L, SS (float)=300mg/L～600mg/L,
TN (total nitrogen content)=30mg/L～60mg/L, PH=5～6.
Wheat distillery waste belongs to the biodegradable organic wastewater of intermediate concentration, without noxious substance, at each stock
In waste water, the organic concentration of saccharifying waste water and waste yeast liquid is higher, COD can reach 1000mg/L with
On.And as the comprehensive wastewater of ale factory, owing to adding a large amount of cooling water and sanitary sewage, make always to discharge
The concentration of mouth decreases.The production technology of ale determines the intermittence of discharge of wastewater, produces one ton of ale
Wastewater flow rate be 12m3～20m3, the size of its water consumption is relevant with production scale and management level.
Such as, the open a kind of Beer wastewater treatment technology of Chinese patent 201310568529.9, it specifically discloses
A kind of Beer wastewater treatment technology, relates to the process of brewing industry field waste water.The present invention comprises the following steps:
(1) pretreatment；(2) anaerobic biochemical treatment；(3) aerobic treatment；(4) precipitation process；(5) dirty
Mud processes.The present invention uses anaerobic acidification to process and combines with Aerobic Process for Treatment, and treating capacity is big；Anaerobism of the present invention
Process the biogas produced to deliver to boiler auxiliary combustion or use methane boiler heating to produce hot water, energy-conserving and environment-protective；This
Invention surplus sludge volume is few, is the 1/3～1/5 of aerobic activated sludge process；Low nutrition demand, is aerobic system
1/5～1/10；Anti impulsion load ability is relatively strong, and CODcr clearance is higher；Can intermittent operation, and to detesting
Oxygen antibacterial does not have harmful effect, and the most only needing 1 week just can enabling.
But, processing method disclosed in above-mentioned patent, its COD value of waste water discharged after processing, BOD
Value and TN value are the highest, if being directly discharged in rivers, still can there is bigger pollution problem.
Summary of the invention
Based on this, it is necessary to provide a kind of and can be effectively reduced COD value, BOD value and the wheat of TN value
Distillery waste processing method and processing means, the other technologies scheme of the present invention can also solve biogas and preferably return
The technical problem that receipts utilize, suspended substance sedimentation is more thorough and bed mud can directly recycle.
A kind of ale factory wastewater treatment equipment, including:
Decontamination grid,
Collecting-tank, described collecting-tank connects with described decontamination grid；
Regulation sedimentation tank, described regulation sedimentation tank connects with described collecting-tank；
Detention type anaerobic reactor, described detention type anaerobic reactor connects with described regulation sedimentation tank；
Liquid seal can, described liquid seal can connects with described detention type anaerobic reactor；
Biogas storage box, described biogas storage box connects with described liquid seal can；
Vertical sedimentation tank, described vertical sedimentation tank connects with described detention type anaerobic reactor；
Aerobic reaction pond, described aerobic reaction pond connects with described vertical sedimentation tank；
Aerator, aerobic reaction pond connection described in described aerator；
Bio-absorbable case, described bio-absorbable case connects with described aerobic reaction pond, described bio-absorbable case and bag
Include casing, influent stream pipe, outflow tube and biosphere, described influent stream pipe and described outflow tube respectively with described case
The both sides connection of body, described biosphere is arranged in described casing；
Mud-collecting well, described mud-collecting well respectively with the bottom of described regulation sedimentation tank, described detention type anaerobic reaction
The bottom connection in the bottom of device, the bottom of described vertical sedimentation tank and described aerobic reaction pond；
Concentration basin, described concentration basin connects with described mud-collecting well and described decontamination grid respectively；
Mud storage pool, described mud storage pool connects with described concentration basin；
Dehydration house, described dehydration house connects with described mud storage pool and described decontamination grid.
Wherein in an embodiment, described aerobic reaction pond is additionally provided with grids for aeration.
Wherein in an embodiment, described aeration barrier connects with described aerator.
Wherein in an embodiment, described aeration barrier is additionally provided with solarization air cap.
A kind of ale factory method of wastewater treatment, comprises the steps:
After being removed the gred by wheat distillery waste, obtain the first pretreatment wheat distillery waste；
Described first pretreatment wheat distillery waste is carried out preformed precipitate, and after pH is adjusted to 7～10, obtains
Two pretreatment wheat distillery wastes and the first pretreatment bed mud；
Described second pretreatment wheat distillery waste is passed through detention type anaerobic reactor and carries out anaerobic treatment, through three
After Xiang Fenliing, respectively obtain pretreatment biogas, the 3rd pretreatment wheat distillery waste and the second pretreatment bed mud；
After being dehumidified by described pretreatment biogas, obtain biogas；
Described 3rd pretreatment wheat distillery waste is carried out settlement treatment, obtains the 4th pretreatment wheat distillery waste
With the 3rd pretreatment bed mud；
After described 4th pretreatment wheat distillery waste is carried out Aerobic Process for Treatment, obtain tail water and the 4th pretreatment
Bed mud；
After described tail water is carried out the bio-absorbable process of BOD, COD and TN, discharge, wherein, described
Biology includes at least one in Caulis Miscanthis floriduli, Canna generalis Bailey, again power flower, Mugil cephalus grass and yellow flag；
By described first pretreatment bed mud, described second pretreatment bed mud, described 3rd pretreatment bed mud and institute
State the 4th pretreatment bed mud mixing, after concentrated and processed, discharge.
Above-mentioned ale factory wastewater treatment equipment can be effectively reduced the COD value in wheat distillery waste, BOD value
And TN value, additionally, the bio-absorbable case of above-mentioned wastewater treatment equipment is by arranging casing, influent stream pipe, going out
Flow tube and biosphere, can the COD value of wheat distillery waste, BOD value and TN value further, and ring
Protect pollution-free.
Above-mentioned ale factory method of wastewater treatment can be effectively reduced the COD value in wheat distillery waste, BOD value
And TN value, additionally, above-mentioned ale factory method of wastewater treatment is by carrying out BOD, COD and TN by tail water
Bio-absorbable process after, COD value, BOD value and TN value can be reduced further, and environmental protection is without dirt
Dye.
Accompanying drawing explanation
Fig. 1 is the flow chart of the ale factory method of wastewater treatment of an embodiment；
Fig. 2 is the structural representation of the ale factory wastewater treatment equipment of an embodiment；
Fig. 3 is the structural representation of the biogas storage box shown in Fig. 2；
Fig. 4 is the structural representation of the vertical sedimentation tank shown in Fig. 2；
Fig. 5 is the structural representation in the bio-absorbable pond shown in Fig. 2；
Fig. 6 is the structural representation of the concentration basin shown in Fig. 2.
Detailed description of the invention
Understandable for enabling the above-mentioned purpose of the present invention, feature and advantage to become apparent from, the most right
The detailed description of the invention of the present invention is described in detail.Elaborate in the following description a lot of detail with
It is easy to fully understand the present invention.But the present invention can come real to be a lot different from alternate manner described here
Executing, those skilled in the art can do similar improvement in the case of intension of the present invention, therefore this
Bright do not limited by following public being embodied as.
Such as, a kind of ale factory method of wastewater treatment, after comprising the steps: to remove the gred wheat distillery waste,
Obtain the first pretreatment wheat distillery waste；Described first pretreatment wheat distillery waste is carried out preformed precipitate, and will
After pH is adjusted to 7～10, obtain the second pretreatment wheat distillery waste and the first pretreatment bed mud；By described second
Pretreatment wheat distillery waste is passed through detention type anaerobic reactor and carries out anaerobic treatment, after three phase separation, respectively
Obtain pretreatment biogas, the 3rd pretreatment wheat distillery waste and the second pretreatment bed mud；By described pretreatment natural pond
After gas dehumidifying, obtain biogas；Described 3rd pretreatment wheat distillery waste is carried out settlement treatment, obtains the 4th
Pretreatment wheat distillery waste and the 3rd pretreatment bed mud；Described 4th pretreatment wheat distillery waste is carried out aerobic
After process, obtain tail water and the 4th pretreatment bed mud；Described tail water is carried out BOD, COD and TN
After bio-absorbable processes, discharge, wherein, described biology includes Caulis Miscanthis floriduli, Canna generalis Bailey, again power flower, Mugil cephalus
At least one in grass and yellow flag；By described first pretreatment bed mud, described second pretreatment bed mud, institute
State the 3rd pretreatment bed mud and described 4th pretreatment bed mud mixing, after concentrated and processed, discharge.
Referring to Fig. 1, the step of the ale factory method of wastewater treatment of an embodiment is as follows:
S110: wheat distillery waste is removed the gred, obtains the first pretreatment wheat distillery waste.
By the step that wheat distillery waste removes the gred being removed the bigger float contained in wheat distillery waste
And floating thing, prevent from blocking follow-up processing equipment.
Such as, by wheat distillery waste respectively by middle decontamination grid, such as, described decontamination grid includes grid
Machine fine fack, to intercept float bigger in wheat distillery waste and floating thing, thus reaches the effect of slagging-off
Really.And for example, the grizzly bar gap of middle grid is 20mm, and the grizzly bar gap of fine fack is 8mm, and ale factory gives up
In water entrance, grid, the flow velocity of fine fack are 0.8m/s, in such manner, it is possible to effectively remove in wheat distillery waste
Bulky grain float and floating thing, prevent subsequent processing device from blocking.
For the contact area of grid and fine fack and wheat distillery waste in increasing, such as, described middle grid with
The setting angle of horizontal plane is 75 °, and described fine fack is 75 ° with the setting angle of horizontal plane, the most permissible
Quickening sanitary sewage, by middle grid and the speed of fine fack, accelerates the processing speed of wheat distillery waste, thus
Improve the treatment effeciency of wheat distillery waste.
And for example, the foreign material produced in step S110 can periodically be transported to rubbish factory landfill disposal, reduces environment dirty
Dye.
S120: the first pretreatment wheat distillery waste is put into flocculant and carries out preformed precipitate, and pH is adjusted to 7～10
After, obtain the second pretreatment wheat distillery waste and the first pretreatment bed mud.
By the first pretreatment wheat distillery waste is carried out preformed precipitate process, first can be removed further and locate in advance
The tiny impurity particle that reason wheat distillery waste is contained within, to reduce the SS value of wheat distillery waste further, i.e.
Float in the tail water discharged after reducing subsequent treatment further.
Such as, by standing or slow down the flow velocity of the first pretreatment wheat distillery waste, to reach preformed precipitate
Effect, to reduce the SS value of wheat distillery waste further.
So that suspended substance sedimentation is more thorough, such as, also wadding is put into the first pretreatment wheat distillery waste
Solidifying agent, described flocculant is biological flocculant, relative to traditional inorganic flocculating agent, can avoid
The problem of pest matter residual；And for example, described biological flocculant includes glycoprotein, mucopolysaccharide, protein, fibre
In dimension element, DNA, the glucosan of yeast cell wall, N-Acetyl-D-glucosamine and filamentous fungal cells wall polysaccharide
At least one, it will be understood that described biological flocculant has the structure of long-chain wire, has relatively on chain link
Many activity functional groups, can be with many valence charges, it is also possible to neutral, and described chain link passes through electrostatic
Gravitation, pattern ylid Chuihua molecule gravitation or the effect of hydrogen bond, can be strongly adsorbed to hanging by wheat distillery waste
The micelle surface that float is constituted, i.e. many chain links of described biological flocculant adsorb respectively in different float
On the surface of granule, create bridge formation and connect, to generate thick floc sedimentation, define the described biology of floc sedimentation
There is sedimentation phenomenon in flocculant, so, above-mentioned ale factory method of wastewater treatment is by putting under gravity
Flocculant carries out preformed precipitate process, and suspended substance sedimentation can be made more thorough, useless to reduce ale factory further
The SS value of water.
Additionally, by the first pretreatment ale factory wastewater pH is adjusted to 7～10, be conducive to carrying out follow-up detesting
Oxygen processes step, and then prevents from obtaining waste water after anaerobic treatment and occur that organic acid accumulation too much produces general
In vain, problem that is muddy and that have dense tart flavour.
Such as, by being passed through alkali liquor to regulate pH, and for example, described alkali liquor is aqua calcis.
S130: the second pretreatment wheat distillery waste is passed through detention type anaerobic reactor and carries out anaerobic treatment, warp
After three phase separation, respectively obtain pretreatment biogas, the 3rd pretreatment wheat distillery waste and the second pretreatment bed mud.
The process of anaerobic treatment is carried out the second pretreatment wheat distillery waste is passed through detention type anaerobic reactor
In, the second pretreatment wheat distillery waste is uniformly introduced the bottom of detention type anaerobic reactor, and second locates in advance
Reason wheat distillery waste is flowing upwardly through the Sludge Bed comprising mud granule or floc sludge, wherein, in Sludge Bed
Containing substantial amounts of anaerobic bacteria, now, anaerobic reaction just occurs at the second pretreatment wheat distillery waste and mud
During Chuan, the second pretreatment wheat distillery waste creates biogas under anaerobic state, thus in causing
The circulation in portion, thus the beneficially formation of mud granule and maintenance, be attached to so that forming gas at sludge blanket
On mud granule or floc sludge, adhering to and be not attached to the biogas on mud granule or floc sludge all can be to
Rise on the top of detention type anaerobic reactor.The mud granule or the floc sludge that rise to surface clash into detention type
The top of anaerobic reactor, causes attachment and the biogas bubble being not attached on mud granule or floc sludge real
Now deaerating, after the release of biogas bubble, mud granule or floc sludge will be deposited to the surface of Sludge Bed, i.e. enter again
Row three phase separation step, it is possible to realize operation capable of circulation.
Such as, mud granule or floc sludge that Sludge Bed comprises are activated sludge, i.e. contain and substantial amounts of detest
Oxygen antibacterial.
Additionally, owing to, under the effect of the factors such as anoxia, free ammonia and temperature, can kill during anaerobic treatment
The pathogen of wheat distillery waste, virus and parasitic ovum etc..
Meanwhile, carry out anaerobic treatment by the second pretreatment wheat distillery waste is passed through detention type anaerobic reactor,
BOD value, COD value and TN value, especially BOD value and COD value ground can be effectively reduced reduce
More apparent.
It should be noted that it is pretreatment biogas that step S130 obtains biogas, i.e. pretreatment biogas water content is too
Greatly, it is unfavorable for directly burning, needs to carry out follow-up dehumidification operation.
S140: after pretreatment biogas is dehumidified, obtain biogas, biogas is pressurizeed.
By being dehumidified by pretreatment biogas, the biogas obtained is easy to directly burn.
Above-mentioned ale factory method of wastewater treatment by will dehumidifying after biogas pressurize, beneficially biogas ground extrude and
Circulation, so that biogas preferably recycles.
S150: the 3rd pretreatment wheat distillery waste is carried out settlement treatment, obtains the 4th pretreatment ale factory and gives up
Water and the 3rd pretreatment bed mud.
It is appreciated that after detention type anaerobic reactor, the 3rd pretreatment wheat distillery waste can be brought into
Amount of activated mud, and itself still contain a small amount of float, by giving up the 3rd pretreatment ale factory
Water carries out settlement treatment, can make the activated sludge in the 3rd pretreatment wheat distillery waste and float precipitation,
To reduce the activated sludge and float contained in the 4th pretreatment wheat distillery waste.
Such as, the 3rd pretreatment wheat distillery waste is stood, makes activated sludge deposit completely, and for example,
Stand after adding flocculant in the 3rd pretreatment wheat distillery waste.
In order to make the activated sludge in the 3rd pretreatment wheat distillery waste farthest deposit, such as, stand
Time is 2h～4h.
S160: after the 4th pretreatment wheat distillery waste is carried out Aerobic Process for Treatment, obtains tail water and the 4th and locates in advance
Reason bed mud.
By can be effectively reduced after the 4th pretreatment wheat distillery waste is carried out Aerobic Process for Treatment BOD value,
COD value and TN value, especially TN value ground reduces more apparent.It is appreciated that and is connected by anaerobic-aerobic
Process, the BOD value of wheat distillery waste, COD value and TN value can be effectively reduced.
S170: after tail water is carried out the bio-absorbable process of BOD, COD and TN, discharge, wherein, raw
Thing includes at least one in Caulis Miscanthis floriduli, Canna generalis Bailey, again power flower, Mugil cephalus grass and yellow flag.
Above-mentioned ale factory method of wastewater treatment is by carrying out tail water at the bio-absorbable of BOD, COD and TN
After reason, COD value, BOD value and TN value can be reduced further, and environment friendly and pollution-free.
Testify through many experiments, Caulis Miscanthis floriduli, Canna generalis Bailey, again power flower, Mugil cephalus grass and yellow flag can make BOD,
The clearance of COD and TN reaches 97.5% and 98.2%.
S180: the first pretreatment bed mud, the second pretreatment bed mud, the 3rd pretreatment bed mud and the 4th are located in advance
Reason bed mud mixing, after concentrated and processed, discharge.
Above-mentioned ale factory method of wastewater treatment by by the first pretreatment bed mud, the second pretreatment bed mud, the 3rd
Pretreatment bed mud and the mixing of the 4th pretreatment bed mud, after concentrated and processed, can obtain moisture content relatively
Low agricultural bed mud, can use directly as farmland bed mud compost.
Above-mentioned ale factory method of wastewater treatment can be effectively reduced the COD value in wheat distillery waste, BOD
Value and TN value, additionally, above-mentioned ale factory method of wastewater treatment by tail water is carried out BOD, COD and
After the bio-absorbable of TN processes, COD value, BOD value and TN value, and environmental protection can be reduced further
Pollution-free.
In order to be further described above-mentioned ale factory method of wastewater treatment, the present invention also provides for the above-mentioned wheat of a kind of employing
The ale factory wastewater treatment equipment of distillery waste processing method.
Referring to Fig. 2, it is the structural representation of ale factory wastewater treatment equipment 10 of an embodiment.
Ale factory wastewater treatment equipment 10 includes: decontamination grid 100, collecting-tank 200, regulation sedimentation tank 300,
Detention type anaerobic reactor 400, liquid seal can 500, biogas storage box 600, vertical sedimentation tank 700, aerobic
Reaction tank 800, aerator 900, bio-absorbable case 1000, mud-collecting well 1100, concentration basin 1200, storage mud
Pond 1300 and dehydration house 1400.
Referring to Fig. 2, collecting-tank 200 connects with decontamination grid 100, by decontamination grid 100 to ale factory
Waste water carries out slagging-off operation, and collecting-tank 200 is for storing by the wheat distillery waste after decontamination grid 100.
Referring to Fig. 2, regulation sedimentation tank 300 connects with collecting-tank 200, and the water stored in collecting-tank 200 leads to
Enter to regulate in sedimentation tank 300, and carry out preformed precipitate and pH regulator operation at regulation sedimentation tank 300.
Referring to Fig. 2, detention type anaerobic reactor 400 connects with regulation sedimentation tank 300, through preformed precipitate and
It is interior to carry out anaerobic treatment that wheat distillery waste after pH regulator is passed through detention type anaerobic reactor 400, and passes through
Biogas is obtained after three phase separation.
In order to preferably carry out three phase separation operation, such as, the top of described detention type anaerobic reactor is arranged
There is three phase separation reactor, as such, it is possible to preferably carry out three phase separation operation.
Referring to Fig. 2, liquid seal can 500 connects with detention type anaerobic reactor 400, detention type anaerobic reactor
The biogas obtained after passing through anaerobic reaction in 400 will store in being passed through liquid seal can 500, meanwhile, and liquid seal can
500 fluid-tight designs are possible to prevent biogas that leakage problem occurs in liquid seal can 500.
Referring to Fig. 2, biogas storage box 600 connects with liquid seal can 500, and the biogas that liquid seal can 500 stores leads to
After entering biogas storage box 600, to carry out dehumidifying and pressurized treatments.
Referring to Fig. 3, it is the structural representation of the biogas storage box 600 shown in Fig. 2.
Biogas storage box 600 includes lower box 610, upper box 620, tank 630, feed pipe 640, overflows
Flow tube 650, cover body 660, upper block 670, lower tumbler 680 and balancing weight 690.
Referring to Fig. 3, lower box 610 is fixedly installed in upper box 620 and surrounds confined space, cover body 660
Being placed in upper box 620, tank 630 is coated on outside lower box 610, and tank 630 can more preferably fluid-tight
Biogas, plays leakage-preventing effect.
Referring to Fig. 3, feed pipe 640 and overflow pipe 650 all connect with lower box 610, feed pipe 640 is used
In connecting with liquid seal can 500, and in liquid seal can 500, it is passed through the biogas significantly of water content, overflow pipe 650
For when pressure is excessive in biogas storage box 600, overflow the liquid in lower box 610, to maintain pressure
Balance, prevents biogas from revealing or explosion issues.
Refer to Fig. 3, upper block 670 and lower tumbler 680 and be fixedly installed on the two ends of cover body 660 respectively, and
And upper block 670 and lower tumbler 680 all medial walls with upper box 620 are slidably connected, balancing weight 690 is solid
Surely cover body 660 it is arranged at, so, by upper block 670, lower tumbler 680, cover body 660 and balancing weight 690
Realize the Self-pressurizing agri of biogas is gone wet practice, be possible not only to that biogas is realized pressurization and remove wet practice, but also
Can ensure that safety.
Such as, cover body 660 is cone shape structure；And for example, lower box 610 is cylinder-like structure；And for example,
Upper box 620 is cylinder-like structure.
The biogas storage box 600 of above-mentioned wastewater treatment equipment 10 by arrange upper block 670, lower tumbler 680,
Cover body 660 and balancing weight 690 are possible not only to that biogas realizes Self-pressurizing agri and remove wet practice, but also can protect
Card safety so that biogas preferably recycles.
Referring to Fig. 2, vertical sedimentation tank 700 connects with detention type anaerobic reactor 400, and detention type anaerobism is anti-
The wheat distillery waste being passed through in answering device 400 in vertical sedimentation tank 700 carries out settlement treatment, so that float is sunk
Drop more thorough.
Referring to Fig. 4, it is the structural representation of the vertical sedimentation tank 700 shown in Fig. 2.
Vertical sedimentation tank 700 includes cell body 710, water leg 720, central canal 730, water inlet pipe 740, dirt
Mud pipe 750 and outlet pipe 760.
Referring to Fig. 4, water leg 720 is arranged on cell body 710, and central canal 730 is arranged at water leg 720,
And connect with water leg 720, the wheat distillery waste entering central canal 730 enters in water leg 720, and
Occur infall process, i.e. float to be converted into bed mud in water leg 720 to settle.
Referring to Fig. 4, water inlet pipe 740 connects with central canal 730, and sludge pipe 750 is arranged at water leg 720,
And connect with bottom and the cell body 710 of water leg 720 respectively, central canal 730 is flowed by water inlet pipe 740
Entering wheat distillery waste, and flow in water leg 720, the bed mud after sedimentation flows into cell body by sludge pipe 750
In 710, it is achieved thereby that solid-liquid separation.
Referring to Fig. 4, outlet pipe 760 connects with water leg 720, water inlet pipe 740 and detention type anaerobic reaction
Device 400 connects, and the water inlet pipe 740 waste water after separating in water leg 720 is discharged.
Such as, described vertical sedimentation tank also includes fence；And for example, described fence is fixedly installed on described main body
Opening；And for example, one end of described central canal is fixedly installed on described fence；And for example, described cell body is
Cone shape structure.
The vertical sedimentation tank 700 of above-mentioned wastewater treatment equipment 10 by arrange cell body 710, water leg 720,
Central canal 730, water inlet pipe 740, sludge pipe 750 and outlet pipe 760, so that in wheat distillery waste
Float turn to bed mud and settle, so that the suspended substance sedimentation ground in wheat distillery waste is more thorough.
Referring to Fig. 2, aerobic reaction pond 800 connects with vertical sedimentation tank 700, aerobic reaction pond 800 with go out
Water pipe 760 connects, and wheat distillery waste occurs aerobic reaction in being passed through aerobic reaction pond 800.
Such as, described aerobic reaction pond is additionally provided with grids for aeration；And for example, described aeration barrier and described drum
Blower fan connects；And for example, described aeration barrier is additionally provided with solarization air cap；And for example, described aerobic decontamination pond is arranged
There is the second collecting tank；And for example, described second collecting tank connects with mud-collecting well.
Referring to Fig. 2, aerator 900 connects with aerobic reaction pond 800, aerator 900 for aerobic instead
Answer pond 800 to provide air, to realize aeration operation, thus carry out aerobic reaction.
Referring to Fig. 2, bio-absorbable case 1000 connects with aerobic reaction pond 800, from aerobic reaction pond 800
The COD value of the tail water of interior outflow, BOD value and TN value are the highest, are processed by bio-absorbable, can
To reduce the COD value of tail water, BOD value and TN value further, and it is finally exhausted to outside.
Referring to Fig. 5, it is the structural representation in the bio-absorbable pond 1000 shown in Fig. 2.
Bio-absorbable case 1000 includes casing 1010, influent stream pipe 1020, outflow tube 1030 and biosphere 1040,
Influent stream pipe 1020 and outflow tube 1030 both sides with casing 1010 respectively connect, and biosphere 1040 is arranged at
In casing 1010, tail water enters the biology in casing 1010, in casing 1010 from influent stream pipe 1020
After layer 1040 absorbs, then it is emitted into outside by outflow tube 1030.
Such as, biosphere 1400 by Caulis Miscanthis floriduli, Canna generalis Bailey, again power flower, Mugil cephalus grass and yellow flag at least
A kind of composition.
The bio-absorbable case 1000 of above-mentioned wastewater treatment equipment 10 by arrange casing 1010, influent stream pipe 1020,
Outflow tube 1030 and biosphere 1040, can further the COD value of wheat distillery waste, BOD value and
TN value, and environment friendly and pollution-free.
Refer to Fig. 2, mud-collecting well 1100 respectively with regulation the bottom of sedimentation tank 300, detention type anaerobic reaction
The bottom connection in the bottom of device 400, the bottom of vertical sedimentation tank 700 and aerobic reaction pond 800, thus
Can be respectively by the regulation bottom of sedimentation tank 300, the bottom of detention type anaerobic reactor 400, perpendicular stream precipitation
The bed mud centralized collection that the bottom in the bottom in pond 700 and aerobic reaction pond 800 produces in mud-collecting well 1100,
To carry out follow-up operation.
Such as, described regulation sedimentation tank is provided with the first collecting tank；And for example, described first collecting tank is with described
Mud-collecting well connects.
Referring to Fig. 2, concentration basin 1200 connects with mud-collecting well 1100 and decontamination grid 100 respectively, on the one hand,
The bed mud of mud-collecting well 1100 carries out concentration, on the other hand, from concentration basin 1200 in flowing into concentration basin 1200
Naturally the water extruded can be back to decontamination grid 100.
Referring to Fig. 6, it is the structural representation of the concentration basin 1200 shown in Fig. 2.
Concentration basin 1200 include main tank body 1210, suspension bracket 1220, enter mud pipe 1230, sludge out pipe 1240 and
Liquid overflow pipe 1250, suspension bracket 1220 covers at the opening of main tank body 1210, enters mud pipe 1230 and is fixedly installed on
Suspension bracket 1220, and enter mud pipe 1230 and connect with main tank body 1210, sludge out pipe 1240 and liquid overflow pipe 1250
All connecting with main tank body 1220, sludge out pipe 1240 connects with mud-collecting well 1100.Bed mud is from entering mud pipe 1230
Flowing in main tank body 1210, bed mud after overcompression processes, produces extrusion liquid from discharge at main tank body 1210
Flowing to decontamination grid 100 in pipe 1250, the bed mud after concentration flows out via sludge out pipe 1240.
Such as, described liquid overflow pipe is additionally provided with some arms；And for example, some described arms are spaced setting successively
In the sidewall of described main tank body, and some described arms connect with described main tank body.
Referring to Fig. 2, mud storage pool 1300 connects with concentration basin 1200, mud storage pool 1300 and sludge out pipe 1240
Connection, the bed mud that mud storage pool 1300 flows out in concentration basin 1200 for storage.
Referring to Fig. 2, dehydration house 1400 connects with mud storage pool 1300 and decontamination grid 100, dehydration house 1400
Moisture in bed mud can be further backing out, to reduce the moisture content of bed mud, so that so that after Chu Liing
Bed mud directly as agricultural bed mud, and then can use directly as farmland bed mud compost.
Above-mentioned wastewater treatment equipment 10, by arranging concentration basin 1200 and dehydration house 1400, can collect bed mud,
And make the moisture content of bed mud be substantially reduced, and then bed mud can be made directly to recycle.
COD value that above-mentioned ale factory wastewater treatment equipment 10 can be effectively reduced in wheat distillery waste, BOD
Value and TN value, additionally, the bio-absorbable case 1000 of above-mentioned wastewater treatment equipment 10 is by arranging casing
1010, influent stream pipe 1020, outflow tube 1030 and biosphere 1040, can wheat distillery waste further
COD value, BOD value and TN value, and environment friendly and pollution-free.
Embodiment described above only have expressed the several embodiments of the present invention, and it describes more concrete and detailed,
But therefore can not be interpreted as the restriction to the scope of the claims of the present invention.It should be pointed out that, for this area
Those of ordinary skill for, without departing from the inventive concept of the premise, it is also possible to make some deformation and
Improving, these broadly fall into protection scope of the present invention.Therefore, the protection domain of patent of the present invention should be with appended
Claim is as the criterion.
Claims (1)
1. an ale factory method of wastewater treatment, it is characterised in that comprise the steps:
After being removed the gred by wheat distillery waste, obtain the first pretreatment wheat distillery waste, wherein, by described ale factory
Waste water carries out slagging-off operation by decontamination grid, to intercept float bigger in wheat distillery waste and floating
Thing, the grizzly bar gap of middle grid is 20mm, and the grizzly bar gap of fine fack is 8mm, and wheat distillery waste enters
Middle grid, the flow velocity of fine fack are 0.8m/s, and described middle grid is 75 ° with the setting angle of horizontal plane, institute
The setting angle stating fine fack and horizontal plane is 75 °；
Described first pretreatment wheat distillery waste is carried out preformed precipitate, and after pH is adjusted to 7～10, obtains
Two pretreatment wheat distillery wastes and the first pretreatment bed mud, wherein, also give up to described first pretreatment ale factory
Water puts into flocculant, and described flocculant is biological flocculant, and described biological flocculant includes glycoprotein, glutinous many
Sugar, protein, cellulose, DNA, the glucosan of yeast cell wall, N-Acetyl-D-glucosamine and thread very
At least one in bacterium cell wall polysaccharides, described biological flocculant has the structure of long-chain wire, on chain link
There is more activity functional groups, can be with many valence charges, it is also possible to neutral, described chain link passes through
Electrostatic attraction, pattern ylid Chuihua molecule gravitation or the effect of hydrogen bond, can be strongly adsorbed to by wheat distillery waste
The micelle surface that constitutes of float, many chain links of described biological flocculant adsorb respectively in different float
On the surface of granule, create bridge formation and connect, to generate thick floc sedimentation, define the described biology of floc sedimentation
There is sedimentation phenomenon under gravity in flocculant；
Described second pretreatment wheat distillery waste is passed through detention type anaerobic reactor and carries out anaerobic treatment, through three
After Xiang Fenliing, respectively obtain pretreatment biogas, the 3rd pretreatment wheat distillery waste and the second pretreatment bed mud；
After being dehumidified by described pretreatment biogas, obtain biogas；
Described 3rd pretreatment wheat distillery waste is carried out settlement treatment, obtains the 4th pretreatment wheat distillery waste
With the 3rd pretreatment bed mud；
After described 4th pretreatment wheat distillery waste is carried out Aerobic Process for Treatment, obtain tail water and the 4th pretreatment
Bed mud；
After described tail water is carried out the bio-absorbable process of BOD, COD and TN, discharge, wherein, described
Biology includes at least one in Caulis Miscanthis floriduli, Canna generalis Bailey, again power flower, Mugil cephalus grass and yellow flag；
By described first pretreatment bed mud, described second pretreatment bed mud, described 3rd pretreatment bed mud and institute
State the 4th pretreatment bed mud mixing, after concentrated and processed, discharge.
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|---|---|---|---|---|
| CN103739143A (en) * | 2013-11-15 | 2014-04-23 | 安徽省绿巨人环境技术有限公司 | Beer wastewater treatment technology |
| CN104150596A (en) * | 2014-07-31 | 2014-11-19 | 温州大学 | Distributed domestic sewage integrated treatment device and treatment method |
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2014
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103739143A (en) * | 2013-11-15 | 2014-04-23 | 安徽省绿巨人环境技术有限公司 | Beer wastewater treatment technology |
| CN104150596A (en) * | 2014-07-31 | 2014-11-19 | 温州大学 | Distributed domestic sewage integrated treatment device and treatment method |
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