CN205442960U - Garbage leachate treatment system - Google Patents
Garbage leachate treatment system Download PDFInfo
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- CN205442960U CN205442960U CN201521129404.7U CN201521129404U CN205442960U CN 205442960 U CN205442960 U CN 205442960U CN 201521129404 U CN201521129404 U CN 201521129404U CN 205442960 U CN205442960 U CN 205442960U
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- sedimentation tank
- treating system
- liquid treating
- percolation liquid
- garbage percolation
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- Separation Of Suspended Particles By Flocculating Agents (AREA)
Abstract
The utility model belongs to effluent disposal system, concretely relates to garbage leachate treatment system. Garbage leachate treatment system, including the active cenobium bioreactor that connects gradually, first equalizing basin, first the mixed pond of medicine, first sedimentation tank, aeration tank, second equalizing basin, the second of adding with the mixed pond of medicine, second sedimentation tank, garbage leachate treatment system still include sludge dewatering device, first sedimentation tank, second sedimentation tank are connected with sludge dewatering device respectively. The utility model discloses the system is simple, the treatment effect is reliable and stable, and the mud after the dehydration can reach the moisture content below 60%, and area is less, and treatment cost is lower, and no secondary pollution produces.
Description
Technical field
This utility model belongs to Waste Water Treatment, is specifically related to a kind of garbage percolation liquid treating system.
Background technology
House refuse is being stacked and during landfill due to biochemical degradations such as compacting, fermentations, creates the liquid of the organic or inorganic composition of a kind of high concentration simultaneously, be i.e. referred to as percolate under the seepage effect of precipitation and subsoil water.
Landfill Leachate Pollution substrate concentration is high, and CODcr, BOD5 concentration peak is up to thousands of to several ten thousand, and water quality is complicated, containing multiple poisonous and hazardous inorganic matter and Organic substance.Percolate is compared with municipal sewage, and concentration is much higher, so percolate cannot be directly discharged into municipal sewage treatment pipeline without strict process.
The processing method of percolate is mainly bioanalysis and embrane method combines, evaporation at present.Traditional physico-chemical process is used for percolate pretreatment aspect owing to the usage amount being limited by medicament is excessive and can cause secondary pollution problem.The bioanalysis power consumption of percolate compared with big and also owing to the improper meeting of carbon N∶P ratio in percolate causes operational management difficulty and increases operating cost；Evaporation power consumption is relatively big, and can produce foul smell and ammonia and cause secondary pollution.
Utility model content
In order to overcome the deficiencies in the prior art and shortcoming, the purpose of this utility model is to provide a kind of garbage percolation liquid treating system, and this system treatment effect is reliable and stable, mud after dehydration can reach the moisture content of less than 60%, floor space is less, and processing cost is relatively low, and non-secondary pollution produces.
The purpose of this utility model is achieved through the following technical solutions:
A kind of garbage percolation liquid treating system, including the active cenobium bioreactor being sequentially connected with, the first regulating reservoir, the first dosing mixing pit, the first sedimentation tank, Aeration tank, the second regulating reservoir, the second dosing mixing pit, the second sedimentation tank；
Described garbage percolation liquid treating system also includes sludge dehydration device；First sedimentation tank, the second sedimentation tank are connected with sludge dehydration device respectively；
Described garbage percolation liquid treating system also includes grid；Grid is connected with activity cenobium bioreactor；
Described garbage percolation liquid treating system also includes the first sludge pump；First sedimentation tank is connected with sludge dehydration device by the first sludge pump；
Described garbage percolation liquid treating system also includes the second sludge pump；Second sedimentation tank is connected with sludge dehydration device by the second sludge pump；
Preferably, the first described sedimentation tank is inclined-plate clarifying basin；
Preferably, the second described sedimentation tank is inclined-plate clarifying basin；
Preferably, described sludge dehydration device is filter press or centrifugal dehydrator；
Principle of the present utility model: percolate sequentially passes through grid, activity cenobium bioreactor, the first regulating reservoir, the first dosing mixing pit, the first sedimentation tank, Aeration tank, the second regulating reservoir, the second dosing mixing pit, the second sedimentation tank process；Wherein, periodically add activity cenobium in activity cenobium bioreactor and waste water is carried out preliminary regulation process；Acid, the pH value of alkali regulation percolate is added at the first regulating reservoir and the second regulating reservoir；Add high-effect ionic flocculant at the first dosing mixing pit and the second dosing mixing pit to mix with percolate；The mud settled down for the first sedimentation tank and the second sedimentation tank, is carried by sludge pump, after adding high-effect ionic flocculant and mud mix and blend, enters sludge dehydration device.
This utility model, relative to prior art, has such advantages as and effect:
(1) this utility model process to percolate, use and first add activity cenobium, can significantly remove biodegradable pollutant, then use high-effect ionic flocculant that the most biodegradable pollutant are precipitated removal, this mode can reduce the consumption of high-effect ionic flocculant, it is ensured that the treatment effect of high-effect ionic flocculant.
(2) precipitating sludge is after sludge dehydration device is dehydrated, and moisture content can be down to less than 60%, can directly fill or incineration disposal, reduces processing cost.
(3) percolate can design within 6 hours in the time of staying of garbage percolation liquid treating system, and therefore garbage percolation liquid treating system is taken up space less, it is simple to place is placed.
Accompanying drawing explanation
Fig. 1 is the structural representation of this utility model garbage percolation liquid treating system.
Detailed description of the invention
Below in conjunction with embodiment and accompanying drawing, this utility model is described in further detail, but embodiment of the present utility model is not limited to this.
As shown in Figure 1, a kind of garbage percolation liquid treating system, including active cenobium bioreactor the 2, first regulating reservoir the 3, first dosing mixing pit the 4, first sedimentation tank 5 being sequentially connected with, Aeration tank the 6, second regulating reservoir the 7, second dosing mixing pit the 8, second sedimentation tank 9；
Described garbage percolation liquid treating system also includes sludge dehydration device 10；First sedimentation tank the 5, second sedimentation tank 9 is connected with sludge dehydration device 10 respectively；
Described garbage percolation liquid treating system also includes grid 1；Grid 1 is connected with activity cenobium bioreactor 2；
Described garbage percolation liquid treating system also includes the first sludge pump 11；First sedimentation tank 5 is connected with sludge dehydration device 10 by the first sludge pump 11；
Described garbage percolation liquid treating system also includes the second sludge pump 12；Second sedimentation tank 9 is connected with sludge dehydration device 10 by the second sludge pump 12；
Preferably, the first described sedimentation tank 5 is inclined-plate clarifying basin；
Preferably, the second described sedimentation tank 9 is inclined-plate clarifying basin；
Preferably, described sludge dehydration device 10 is filter press or centrifugal dehydrator；
The method using above-mentioned garbage percolation liquid treating system to process percolate, comprises the steps of:
(1) high-concentration garbage percolate that refuse-burning plant produces, it is introduced into grid 1 by after bigger Impurity removal, subsequently into activity cenobium bioreactor 2, periodically add activity cenobium (comprising aerobic bacteria and anaerobe, addition is 0.5～1.0 liter/ton percolate) at activity cenobium bioreactor and percolate is carried out preliminary regulation process；
(2) refuse leachate processed through preliminary regulation enters the first regulating reservoir 3, refuse leachate pH value is reduced to 4 by acid adding, add alkali the most again and refuse leachate pH value is adjusted to 7, and then kill the antibacterial in sewage, it is to avoid high-effect ionic flocculant is produced negative interaction；Then refuse leachate enters the first mixing dosing pond 4, and addition high-effect ionic flocculant (is mainly made up of aluminosilicate-type mixture, calcium hydroxide and core polysaccharide in the first mixing dosing pond 4, addition is 50～100 g ton percolates), refuse leachate is through quickly stirring (1500 revs/min), again after low rate mixing (750 revs/min), enter the first sedimentation tank 5；Subsequently enter Aeration tank 6 and carry out Air Exposure (aeration mode is continuous aeration)；
(3) waste water after step (2) processes enters the second regulating reservoir 7 and pH value is adjusted to 7, enters back into the second mixing dosing pond 8, and adds high-effect ionic flocculant in the second mixing dosing pond 8；Waste water is through quickly stirring (1500 revs/min), again after low rate mixing (750 revs/min), subsequently into the second sedimentation tank 9, the water outlet of the second sedimentation tank 9 can reach " sewage enters town sewer water standard " (CJ343-2010) and integrated wastewater discharge grade III Standard enters municipal sewage pipe network；
(4) mud settled down for the first sedimentation tank 5 and the second sedimentation tank 9, is carried by the first sludge pump 11 and the second sludge pump 12, after adding high-effect ionic flocculant and mud mix and blend, enters sludge dehydration device 10 and carries out processed.
This utility model system is simple, treatment effect is reliable and stable, mud after dehydration can reach the moisture content of less than 60%, percolate can design within 6 hours in the time of staying of garbage percolation liquid treating system, floor space is less, it is easy to place place, processing cost is relatively low, and non-secondary pollution produces.
Above-described embodiment is this utility model preferably embodiment; but embodiment of the present utility model is also not restricted to the described embodiments; other any without departing from the change made under spirit of the present utility model and principle, modify, substitute, combine, simplify; all should be the substitute mode of equivalence, within being included in protection domain of the present utility model.
Claims (8)
1. a garbage percolation liquid treating system, it is characterised in that: the active cenobium bioreactor that includes being sequentially connected with, the first regulating reservoir, the first dosing mixing pit, the first sedimentation tank, Aeration tank, the second regulating reservoir, the second dosing mixing pit, the second sedimentation tank.
Garbage percolation liquid treating system the most according to claim 1, it is characterised in that:
Described garbage percolation liquid treating system also includes grid；Grid is connected with activity cenobium bioreactor.
Garbage percolation liquid treating system the most according to claim 1, it is characterised in that:
Described garbage percolation liquid treating system also includes sludge dehydration device；First sedimentation tank, the second sedimentation tank are connected with sludge dehydration device respectively.
Garbage percolation liquid treating system the most according to claim 3, it is characterised in that:
Described garbage percolation liquid treating system also includes the first sludge pump；First sedimentation tank is connected with sludge dehydration device by the first sludge pump.
Garbage percolation liquid treating system the most according to claim 3, it is characterised in that:
Described garbage percolation liquid treating system also includes the second sludge pump；Second sedimentation tank is connected with sludge dehydration device by the second sludge pump.
Garbage percolation liquid treating system the most according to claim 1, it is characterised in that:
The first described sedimentation tank is inclined-plate clarifying basin.
Garbage percolation liquid treating system the most according to claim 1, it is characterised in that:
The second described sedimentation tank is inclined-plate clarifying basin.
Garbage percolation liquid treating system the most according to claim 3, it is characterised in that:
Described sludge dehydration device is filter press or centrifugal dehydrator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521129404.7U CN205442960U (en) | 2015-12-30 | 2015-12-30 | Garbage leachate treatment system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521129404.7U CN205442960U (en) | 2015-12-30 | 2015-12-30 | Garbage leachate treatment system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205442960U true CN205442960U (en) | 2016-08-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521129404.7U Expired - Fee Related CN205442960U (en) | 2015-12-30 | 2015-12-30 | Garbage leachate treatment system |
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| CN (1) | CN205442960U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111453925A (en) * | 2020-04-20 | 2020-07-28 | 山东苏柯汉生物工程股份有限公司 | Landfill leachate sewage treatment method |
-
2015
- 2015-12-30 CN CN201521129404.7U patent/CN205442960U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111453925A (en) * | 2020-04-20 | 2020-07-28 | 山东苏柯汉生物工程股份有限公司 | Landfill leachate sewage treatment method |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160810 Termination date: 20181230 |
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| CF01 | Termination of patent right due to non-payment of annual fee |