CN206318833U - A kind of house refuse sewage disposal system - Google Patents
A kind of house refuse sewage disposal system Download PDFInfo
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- CN206318833U CN206318833U CN201621202055.1U CN201621202055U CN206318833U CN 206318833 U CN206318833 U CN 206318833U CN 201621202055 U CN201621202055 U CN 201621202055U CN 206318833 U CN206318833 U CN 206318833U
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- pond
- tank
- biological contact
- sewage disposal
- disposal system
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- Treatment Of Water By Oxidation Or Reduction (AREA)
- Purification Treatments By Anaerobic Or Anaerobic And Aerobic Bacteria Or Animals (AREA)
Abstract
The utility model discloses a kind of house refuse sewage disposal system, garbage leachate passes sequentially through pipeline and is connected with raw water regulating reservoir, ammonia nitrogen removal device, UASB efficient anaerobic tanks, sedimentation basin, aeration tank, one-level biological contact oxidation pond, two stage biological contact-oxidation pool, flocculation sedimentation tank, filter membrane pond and sterilization pool, chemicals dosing plant is respectively equipped between the raw water regulating reservoir and ammonia nitrogen removal device, between two stage biological contact-oxidation pool and flocculation sedimentation tank and between filter membrane pond and sterilization pool, the sedimentation basin has been also respectively connected with UASB efficient anaerobic tanks, sludge concentration tank.This sewage disposal system has taken into full account that the composition and its water quality and quantity of each pollutant of garbage leachate are influenceed by local climate and refuse landfill " age ", this system anti-shock loading is strong, ensure by improvement discharged wastewater met the national standard, resource is reused, sludge quantity is small, odorless, low energy consumption, capital construction cost and operating cost low advantage.
Description
Technical field
The utility model belongs to technical field of sewage, and in particular to a kind of house refuse sewage disposal system.
Background technology
The organic matter of percolate can be divided into three kinds:1. the aliphatic acid of low molecule amount;2. the sallow of intermediate molecular weight is mould
Acid;3. the carbohydrate material of HMW, Humus.Organic components in percolate are with the landfill time
And change.Organic matter dissolved organic carbon about 90% in initial landfill stage, percolate is the volatile aliphatic acid of short chain, wherein
It is maximum with acetic acid, propionic acid and butyric acid density.The composition of next is that the sallow for the hydroxyl and aromatic hydroxy group for carrying relative high density is mould
Acid.With the increase of landfill time, landfill yard is progressively tended towards stability, now, and Volatile fatty acid contents are reduced in percolate, and
Fulvic acid and the increase of Humus composition.The characteristic of percolate is as follows：
(1) organic pollutant category is various, contains substantial amounts of organic matter in water quality complexity percolate, content is more
Organic hydrocarbon and its derivative, esters of gallic acid, alcohol phenols, Keto-aldehyde class and amide-type etc..
(2) pollutant concentration is high and excursion is big, and this characteristic of percolate is that other sewage institute is incomparable
, BOD5 and COD concentration therein reaches as high as every liter of tens of thousands of Bo gram, mainly the acid fermentation stage produce, pH reach or
Slightly below 7, now BOD5 and COD ratios are 0.5~0.6.In general, " the year of COD, BOD5, BOD5/COD with landfill yard
Age " increases and reduced, and basicity is then raised.
(3) greatly, percolate water quality and quantity changes greatly, and major embodiment is in the following areas for water quality and quantity change：
Yield is big with seasonal variations, and rainy season is significantly greater than dry season；
Groups of contaminants into and its concentration also with seasonal variations；
Groups of contaminants into and its concentration with landfill time change.
(4) tenor is high, and 10 many kinds of metal ions are contained in percolate, due to domestic rubbish unlike foreign countries are some
Strict classification and screening are passed through in city like that, so the concentration of metal ions of domestic city percolate and external some cities
Concentration of metal ions is variant in city's percolate.
(5) ammonia-nitrogen content is high, and city garbage percolate is a kind of high concentration poisonous and harmful organic wastewater for constituting complexity, its
Middle high NH3-N concentration is one of important water quality characteristic of city garbage percolate.
(6) nutrient is out of proportion, for biochemical treatment, and suitable nutrient ratio is BOD5 in sewage：N：P=
100：5：1, and the BOD5/P in general percolate is both greater than 300, differed with the P elements needed for growth of microorganism compared with
Greatly.
(7) other features, percolate can produce macrofoam when carrying out biological treatment, be unfavorable for processing system and normally transport
OK.
Utility model content
Utility model purpose：The purpose of this utility model is that there is provided a kind of anti-impact in order to solve deficiency of the prior art
Hit load strong, it is ensured that by improvement discharged wastewater met the national standard, resource is reused, sludge quantity is small, odorless, low energy consumption, capital construction into
The house refuse sewage disposal system of sheet and the low advantage of operating cost.
Technical scheme：A kind of house refuse sewage disposal system described in the utility model, garbage leachate passes sequentially through pipe
Road is connected with raw water regulating reservoir, ammonia nitrogen removal device, UASB efficient anaerobic tanks, sedimentation basin, aeration tank, one-level bio-contact oxidation
Pond, two stage biological contact-oxidation pool, flocculation sedimentation tank, filter membrane pond and sterilization pool, the raw water regulating reservoir and ammonia nitrogen removal device
Between, dosing dress is respectively equipped between two stage biological contact-oxidation pool and flocculation sedimentation tank and between filter membrane pond and sterilization pool
Put, the sedimentation basin has been also respectively connected with UASB efficient anaerobic tanks, sludge concentration tank.
Further, the raw water regulating reservoir is also associated with aerator.
Further, the ammonia nitrogen removal device, aeration tank, one-level biological contact oxidation pond, two stage biological contact-oxidation pool
It is connected to blower fan.
Further, the sludge part in the sedimentation basin is back to UASB efficient anaerobic tanks, and remainder drains into dirt
Clear liquid in mud thickener, sludge concentration tank is back to raw water regulating reservoir.
Further, the sludge part in the flocculation sedimentation tank is back to one-level biological contact oxidation pond and two grades of lifes
Thing contact-oxidation pool, remainder drains into sludge concentration tank.
Beneficial effect：This sewage disposal system has taken into full account the composition and its water quality and quantity of each pollutant of garbage leachate
Influenceed by local climate and refuse landfill " age ", this system anti-shock loading is strong, it is ensured that by improvement discharged wastewater met the national standard,
Resource is reused, sludge quantity is small, odorless, low energy consumption, capital construction cost and operating cost low advantage.
Brief description of the drawings
Fig. 1 is the overall structure schematic flow sheet of the utility model processing system.
Embodiment
A kind of house refuse sewage disposal system as shown in Figure 1, garbage leachate passes sequentially through pipeline and is connected with raw water tune
Save pond, ammonia nitrogen removal device, UASB efficient anaerobic tanks, sedimentation basin, aeration tank, one-level biological contact oxidation pond, two stage biological contact
Oxidation pond, flocculation sedimentation tank, filter membrane pond and sterilization pool, between the raw water regulating reservoir and ammonia nitrogen removal device, two stage biological connects
Touch and chemicals dosing plant is respectively equipped between oxidation pond and flocculation sedimentation tank and between filter membrane pond and sterilization pool, the sedimentation basin also divides
UASB efficient anaerobic tanks, sludge concentration tank are not connected with.
It is used as the further optimization of above-mentioned technical proposal：
Further, the raw water regulating reservoir is also associated with aerator.
Further, the ammonia nitrogen removal device, aeration tank, one-level biological contact oxidation pond, two stage biological contact-oxidation pool
It is connected to blower fan.
Further, the sludge part in the sedimentation basin is back to UASB efficient anaerobic tanks, and remainder drains into dirt
Clear liquid in mud thickener, sludge concentration tank is back to raw water regulating reservoir.
Further, the sludge part in the flocculation sedimentation tank is back to one-level biological contact oxidation pond and two grades of lifes
Thing contact-oxidation pool, remainder drains into sludge concentration tank.
It is described in further detail below for each node in the system：
（1）Raw water regulating reservoir
Because the water of percolate is obvious by seasonal variations, dry season water is few, and wet season water is big and is percolated
The water quality situation of liquid is influenceed by " age " of refuse landfill, therefore, and to make subsequent treatment facility normal, regulation is set herein
Pond, and set aerator to be aerated in regulating reservoir, so that water quality and quantity is adjusted, uniform, water is stablized relatively, and can
Reduce ammonia nitrogen, organic matter.To reduce investment outlay, cost is reduced, the regulating reservoir uses original regulating reservoir, and regulation pool volume is
2000m3, the regulating reservoir is user's existing facility.
（2）Ammonia nitrogen removal device
The device is in the basic conditions, to be entered using the vapor-liquid equilibrium relationship between the phase concentrations and liquid concentration of ammonia nitrogen
A kind of method of row separation.The device has fabulous effect to removing the ammonia nitrogen in percolate.After device processing,
Ammonia nitrogen in water outlet can reduce by more than 50%.
（3）UASB efficient anaerobic tanks
After carrying out ammonia nitrogen removal processing through ammonia nitrogen removal device, water outlet enters UASB efficient anaerobic tanks, under anaerobism operating mode, occurs
Acidifying and corruption reaction, make macromolecular substances in sewage be degraded to small-molecule substance, hard-degraded substance is converted into degradable thing
Matter, while producing methane and carbon dioxide.To ensure that there is good Expected Results in this stage, the design residence time is 6d, design
Anaerobic pond dischargeable capacity is 600m3.
Granulate the culture of anaerobic sludge：Granular sludge degree and activity are influence UASB in UASB efficient anaerobic tanks
The key for the treatment of effeciency, it is therefore necessary to which the granulating degree to its activated sludge carries out strict check on.And this technique is to work
The culture of property granular sludge is mainly set about from following several respects：
Ⅰ：Strict control enters the composition of sewage and nutrition in UASB anaerobic ponds,（Appropriate nutrient C：N：P=200：
5：1, the concentration of noxious material is controlled, pH=6.5~7.5 are kept, appropriate trace element is supplemented：Ca2+、Fe3+）.
Ⅱ:Exact Design, which goes out part three phase separator main in the structure and parameter of reactor, UASB, has its good
Good waterpower is mixed, three phase separation characteristic, so as to turn out the good granulating activated sludge of active high, settling property.
Ⅲ：UASB water inlets use multitube multiple spot water distribution system, make to evenly distribute in reactor bottom into water and use appropriate
Upper speed flush out sludge tiny, scattered in reactor, it is ensured that the inflow of constituent parts area is essentially identical, favorably
In the completion of granulating, so that the situation of dead sludge accumulation occurs caused by avoiding dead angle.
Ⅳ：In UASB efficient anaerobic tank start-up courses, using septic tank bed mud as strain, initial start stage presses percolate
Ratio enters processing system, and improves load in time, microorganism is obtained enough nutrition, can preferably form granulating dirty
Mud.
Ⅴ：While Sludge Bed hydraulic mixing, take into full account hydraulic mixing with producing biogas stirring to water inlet and sludge
The influence of mixing, prevents local generation acidification phenomenon.
Because waste water produces biogas after anaerobic pond carries out anaerobic reaction, if being recycled after being handled, investment is big,
Produce little effect, here, the biogas that my company's suggestion is produced to anaerobic pond is voluntarily seted off processing, so as to save cost and avoid
Secondary pollution.
（4）Sedimentation basin
In UASB anaerobic pond water outlets containing anaerobic sludge need to through sedimentation basin carry out precipitation removal, with ensure follow-up water pump and
Pipeline alleviates follow-up aerobic bio-contact oxidation reaction load from blocking.Preliminary sedimentation tank is free sedimentation, sludge part backflow
To UASB anaerobic reation pools, part is periodically promoted to sludge concentration tank by sludge pump.The sedimentation basin has processing water size not
Limit, sedimentation effect is good；To the adaptable of water and temperature change；Horizontal layout is compact, easy construction, and cost is low excellent
Point.
（5）Aeration tank
It is two kinds of entirely different biological inoculum reactions, to prevent anaerobic bacteria to rear from Anaerobic Treatment to Aerobic Process for Treatment
Continuous aerobic reaction has a negative impact, therefore sets this aeration tank.Its function is mainly harmful gas such as H2S in removal anaerobic effluent
Dissolved oxygen in body, increase water, is that Aerobic Process for Treatment creates favourable condition, plays buffering and transformation.
（6）Bio-contact oxidation
Through above-mentioned PROCESS FOR TREATMENT, after most of organic matter is degraded, waste water is through two-stage biological contact oxidation.Contact oxygen
Change filler in pond and use current state-of-the art 3 D elastic filler, because the filler has unique structure type and excellent material
Matter process choice, make it have long service life, do not block, oxygenation capacity is good, power consumption is small, start biofilm it is fast, demoulding is easy, resistance to height
Load impact, acidproof pressure-resistant, the advantages of obvious processing effect, its specific surface area is more than 300m2/m3.Contact chamber designs gas-water ratio
20：1;Aeration head is risen using the uniform and good microporous diaphragm aeration head of effect, its surface uniform air distribution is aerated with bubble
Speed is slow, oxygenation utilization rate is high, and generally 25%~30%, it can at any time shut down, will not block when using, it is corrosion-resistant.Design one
Level contact-oxidation pool total residence time is HRT=6h, and design volumetric loading is 3.0kgBOD/m3d, and dischargeable capacity is 30m3；If
The meter two-stage biological contact oxidation pond residence time is HRT=4h, and design volumetric loading is 1kgBOD/m3d, and dischargeable capacity is 20m3.
（7）Flocculation sedimentation tank
Percolate after biological contact oxidization treatment enters flocculation sedimentation tank, carries out flocculation reaction, further
The colourity gone in the fine suspension in water removal, colloidal particles, organic matter, heavy metal substance, and water, and also there is removal
Microorganism, pathogen, virus and dephosphorization function in water.It is optional depending on required medicament is according to SS contents in water and water quality characteristic
With ferric trichloride [FeCl3], ferric sulfate [Fe-2（SO4）3], polyacrylamide [PAM], aluminium polychloride [PAC].According to experiment
It is determined that, the percolate is notable using ferric trichloride [FeCl3], aluminium polychloride [PAC] effect.
（8）Filter membrane pond
Waste water is after flocculation precipitation reaction, and water outlet enters filter membrane pond, and suspension, heavy metal are effectively adsorbed in the decapacitation of filter membrane pond
Ion, is removed outside the colourity of part, can also biofilm automatically, reduce the BOD and COD in water.
（9）Hypochlorite disinfectant pond
The water outlet of filter membrane pond enters hypochlorite oxidation unit and carries out exterminating bacterium processing, to reduce the malignant bacteria in waste water
The residual quantity of such as Escherichia coli.And adding sodium hypochlorite also has the effect decolourized with organics removal.
The indices of percolate after being handled through process above Chinese effluent up to standard completely.
（10）Sludge concentration tank
According to produced sludge quantity, the volume of sludge concentration tank is designed, design dischargeable capacity is 50m3, sludge concentration tank
The sludge collected in the sludge of each sedimentation basin, sludge concentration tank will be drawn back and be filled out by sludge pump (this sludge pump is provided for oneself by owner)
Field is buried to be handled.
This sewage disposal system has taken into full account the composition and its water quality and quantity of each pollutant of garbage leachate by working as ground vapour
The influence with refuse landfill " age " is waited, this system anti-shock loading is strong, it is ensured that by improvement discharged wastewater met the national standard, resource is again
It is secondary to utilize, sludge quantity is small, odorless, low energy consumption, capital construction cost and the low advantage of operating cost.
The above, is only preferred embodiment of the present utility model, not makees any formal to the utility model
Limitation, although the utility model is disclosed above with preferred embodiment, but is not limited to the utility model, any ripe
Professional and technical personnel is known, is not being departed from the range of technical solutions of the utility model, when in the technology using the disclosure above
Hold the Equivalent embodiments made a little change or be modified to equivalent variations, as long as without departing from technical solutions of the utility model
Hold, any simple modification, equivalent variations and the modification made according to technical spirit of the present utility model to above example, still
Belong in the range of technical solutions of the utility model.
Claims (5)
1. a kind of house refuse sewage disposal system, it is characterised in that：Garbage leachate passes sequentially through pipeline and is connected with raw water regulation
Pond, ammonia nitrogen removal device, UASB efficient anaerobic tanks, sedimentation basin, aeration tank, one-level biological contact oxidation pond, two stage biological contact oxygen
Change pond, flocculation sedimentation tank, filter membrane pond and sterilization pool, between the raw water regulating reservoir and ammonia nitrogen removal device, two stage biological contacts
Chemicals dosing plant is respectively equipped between oxidation pond and flocculation sedimentation tank and between filter membrane pond and sterilization pool, the sedimentation basin is also distinguished
It is connected with UASB efficient anaerobic tanks, sludge concentration tank.
2. a kind of house refuse sewage disposal system according to claim 1, it is characterised in that：The raw water regulating reservoir is also
It is connected with aerator.
3. a kind of house refuse sewage disposal system according to claim 1, it is characterised in that：The ammonia nitrogen removal device,
Aeration tank, one-level biological contact oxidation pond, two stage biological contact-oxidation pool are connected to blower fan.
4. a kind of house refuse sewage disposal system according to claim 1, it is characterised in that：Dirt in the sedimentation basin
A mud part is back to UASB efficient anaerobic tanks, and the clear liquid that remainder is drained into sludge concentration tank, sludge concentration tank is back to
Raw water regulating reservoir.
5. a kind of house refuse sewage disposal system according to claim 1, it is characterised in that：In the flocculation sedimentation tank
A sludge part be back to one-level biological contact oxidation pond and two stage biological contact-oxidation pool, remainder drains into sludge condensation
Pond.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621202055.1U CN206318833U (en) | 2016-11-08 | 2016-11-08 | A kind of house refuse sewage disposal system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621202055.1U CN206318833U (en) | 2016-11-08 | 2016-11-08 | A kind of house refuse sewage disposal system |
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| Publication Number | Publication Date |
|---|---|
| CN206318833U true CN206318833U (en) | 2017-07-11 |
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ID=59262654
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621202055.1U Expired - Fee Related CN206318833U (en) | 2016-11-08 | 2016-11-08 | A kind of house refuse sewage disposal system |
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| Country | Link |
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| CN (1) | CN206318833U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110590067A (en) * | 2019-09-25 | 2019-12-20 | 阮建林 | Advanced treatment system and treatment method for triethylamine-containing comprehensive wastewater |
-
2016
- 2016-11-08 CN CN201621202055.1U patent/CN206318833U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110590067A (en) * | 2019-09-25 | 2019-12-20 | 阮建林 | Advanced treatment system and treatment method for triethylamine-containing comprehensive wastewater |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170711 Termination date: 20171108 |