CN108947130A - A kind of refuse leachate processing method based on anaerobic reaction - Google Patents
A kind of refuse leachate processing method based on anaerobic reaction Download PDFInfo
- Publication number
- CN108947130A CN108947130A CN201810832963.6A CN201810832963A CN108947130A CN 108947130 A CN108947130 A CN 108947130A CN 201810832963 A CN201810832963 A CN 201810832963A CN 108947130 A CN108947130 A CN 108947130A
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- CN
- China
- Prior art keywords
- filtering
- layer
- refuse leachate
- sawdust
- anaerobic reaction
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Classifications
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F9/00—Multistage treatment of water, waste water or sewage
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/001—Processes for the treatment of water whereby the filtration technique is of importance
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/02—Treatment of water, waste water, or sewage by heating
- C02F1/04—Treatment of water, waste water, or sewage by heating by distillation or evaporation
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/28—Treatment of water, waste water, or sewage by sorption
- C02F1/286—Treatment of water, waste water, or sewage by sorption using natural organic sorbents or derivatives thereof
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/44—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/66—Treatment of water, waste water, or sewage by neutralisation; pH adjustment
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
- C02F2103/06—Contaminated groundwater or leachate
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/28—Anaerobic digestion processes
Abstract
The refuse leachate processing method based on anaerobic reaction that the invention discloses a kind of, is related to environment protection field.Processing method of the present invention includes: pretreatment, carries out heating concentration to refuse leachate；Refuse leachate after concentration is transferred to progress anaerobic reaction processing in anaerobic reactor by Anaerobic Treatment；PH is adjusted, addition PH regulator adjusts PH to 6.5-9；It filters, by being filtered using the filter plant of sawdust materials filling as filter layer；Film filtering obtains filtering residual liquid by me.mbrane bioreactor jin filtrate progress film filtration treatment；System is fertile, filtered sawdust filter layer is recycled in stirring mixer and is added plant ash, clay and filtering residual liquid stir evenly, and extrusion, which is dried, is made cake fertilizer.For the present invention by being filtered absorption after carrying out anaerobic reaction processing to penetrating fluid and cake fertilizer being made, realization is recycled the Organic nutrient in refuse leachate, realizes the recycling of resource.
Description
Technical field
The invention belongs to environmental technology fields, more particularly to a kind of refuse leachate processing side based on anaerobic reaction
Method.
Background technique
Sanitary landfills handles rubbish, and incident is the generation of landfill leachate: moisture, organic matter contained in rubbish
The water that the moisture generated and Atmospheric precipitation, runoff etc. are penetrated into landfill area by earth's surface is decomposed, in addition to a part evaporation, remaining
It will be stored in buring layer, and after buring layer water content reaches saturation, just form refuse leachate.
Currently, the processing for refuse leachate generally has the methods of biological treatment, materializing strategy, land treatment systems.With
The development and popularization of technology, anaerobic-aerobic biological treatment method are gradually risen.Compared with aerobic method, anaerobic bio-treated takes up an area face
It is the small, less energy consumption of product, easy to operate, therefore invest and operating cost is cheap.
Summary of the invention
The refuse leachate processing method based on anaerobic reaction that the purpose of the present invention is to provide a kind of, by penetrating fluid
Absorption is filtered after carrying out anaerobic reaction processing and cake fertilizer is made, and realizes and the Organic nutrient in refuse leachate is carried out
It recycles, realizes the recycling of resource.
In order to solve the above technical problems, the present invention is achieved by the following technical solutions:
The present invention is a kind of refuse leachate processing method based on anaerobic reaction, is included the following steps:
Step 1, pretreatment: heating concentration is carried out to refuse leachate；
Step 2, Anaerobic Treatment: the refuse leachate after concentration is transferred to progress anaerobic reaction processing in anaerobic reactor；
Step 3, PH are adjusted: addition PH regulator adjusts PH to 6.5-9；
Step 4, filtering: by being filtered using the filter plant of sawdust materials filling as filter layer；
Step 5, film filtering: film filtration treatment is carried out by me.mbrane bioreactor jin filtrate and obtains filtering residual liquid；
Step 6, system fertilizer: by filtered sawdust filter layer be recycled in stirring mixer and add plant ash, clay and
Filtering residual liquid stirs evenly, and extrusion, which is dried, is made cake fertilizer.
Further, the PH regulator includes quick lime, hydrochloric acid and soda ash.
Further, the filter plant includes a cylinder；The bottom of the cylinder is equipped with filter opening；The interior bottom of the cylinder
One layer of filtering layer of cloth is equipped on side, if being additionally provided with the dry filter screen of layer in the cylinder；Between filter screen described in adjacent two layers
Or sawdust layer is formed filled with sawdust between filter screen and filtering layer of cloth.
Further, the number of plies of the filter screen is 3 layers；From top to bottom it is followed successively by the first filtering meshes, the second filter screen
Layer and third filtering meshes.
Further, the sawdust fill factor between first filtering meshes and the second filtering meshes is 0.65-0.75,
Filling thickness is 5-15cm；Sawdust fill factor between second filtering meshes and third filtering meshes is 0.70-0.85,
Filling thickness is 5-15cm；Sawdust fill factor between the third filtering meshes and filtering layer of cloth is 0.80-0.95, filling
With a thickness of 5-15cm.
Further, the filtering layer of cloth is a cotton layer or nonwoven layer.
The invention has the following advantages:
The present invention is realized by being filtered absorption after carrying out anaerobic reaction processing to penetrating fluid and cake fertilizer being made to rubbish
Organic nutrient in penetrating fluid is recycled, and realizes the recycling of resource；The present invention passes through different fill factors in 3
Sawdust filled layer as filter layer, using sawdust in penetrating fluid organic components and impurity adsorb, reduce later period film mistake
The operating pressure of filter membrane during filter, improves the service life of filter membrane；After the present invention handles refuse leachate
It recycles, improves the utilization rate to resource, manufactured cake fertilizer is used for fertilising operation, improves the extra price of garbage disposal
Value has good effects of energy conservation and environmental protection.
Certainly, it implements any of the products of the present invention and does not necessarily require achieving all the advantages described above at the same time.
Detailed description of the invention
In order to illustrate the technical solution of the embodiments of the present invention more clearly, will be described below to embodiment required
Attached drawing is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the invention, for ability
For the those of ordinary skill of domain, without creative efforts, it can also be obtained according to these attached drawings other attached
Figure.
Fig. 1 is filter plant structural schematic diagram of the present invention.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts all other
Embodiment shall fall within the protection scope of the present invention.
Refering to Figure 1, the present invention is a kind of refuse leachate processing method based on anaerobic reaction, including walk as follows
It is rapid:
Step 1, pretreatment: heating concentration is carried out to refuse leachate；
Step 2, Anaerobic Treatment: the refuse leachate after concentration is transferred to progress anaerobic reaction processing in anaerobic reactor；
Step 3, PH are adjusted: addition PH regulator adjusts PH to 6.5-9；
Step 4, filtering: by being filtered using the filter plant of sawdust materials filling as filter layer；
Step 5, film filtering: film filtration treatment is carried out by me.mbrane bioreactor jin filtrate and obtains filtering residual liquid；
Step 6, system fertilizer: by filtered sawdust filter layer be recycled in stirring mixer and add plant ash, clay and
Filtering residual liquid stirs evenly, and extrusion, which is dried, is made cake fertilizer.
Preferably, PH regulator includes quick lime, hydrochloric acid and soda ash.
Preferably, filter plant includes a cylinder 1；The bottom of cylinder 1 is equipped with filter opening；It is laid on the interior bottom side of cylinder 1
There is one layer of filtering layer of cloth 11, if being additionally provided with 3 layers of filter screen 13 in cylinder 1；Between adjacent two layers filter screen 13 or filter screen 13 with
It filters and forms sawdust layer 12 filled with sawdust between layer of cloth 11.
Preferably, filter screen 13 is from top to bottom followed successively by the first filtering meshes, the second filtering meshes and third filtering meshes.
Preferably, the sawdust fill factor between the first filtering meshes and the second filtering meshes is 0.70, and filling thickness is
10cm；Sawdust fill factor between second filtering meshes and third filtering meshes is 0.8, filling thickness 10cm；Third mistake
Sawdust fill factor between filter mesh layer and filtering layer of cloth 11 is 0.90, filling thickness 10cm.
Preferably, filtering layer of cloth 11 is a cotton layer or nonwoven layer.
In the description of this specification, the description of reference term " one embodiment ", " example ", " specific example " etc. means
Particular features, structures, materials, or characteristics described in conjunction with this embodiment or example are contained at least one implementation of the invention
In example or example.In the present specification, schematic expression of the above terms may not refer to the same embodiment or example.
Moreover, particular features, structures, materials, or characteristics described can be in any one or more of the embodiments or examples to close
Suitable mode combines.
Present invention disclosed above preferred embodiment is only intended to help to illustrate the present invention.There is no detailed for preferred embodiment
All details are described, are not limited the invention to the specific embodiments described.Obviously, according to the content of this specification,
It can make many modifications and variations.These embodiments are chosen and specifically described to this specification, is in order to better explain the present invention
Principle and practical application, so that skilled artisan be enable to better understand and utilize the present invention.The present invention is only
It is limited by claims and its full scope and equivalent.
Claims (6)
1. a kind of refuse leachate processing method based on anaerobic reaction, which comprises the steps of:
Step 1, pretreatment: heating concentration is carried out to refuse leachate；
Step 2, Anaerobic Treatment: the refuse leachate after concentration is transferred to progress anaerobic reaction processing in anaerobic reactor；
Step 3, PH are adjusted: addition PH regulator adjusts PH to 6.5-9；
Step 4, filtering: by being filtered using the filter plant of sawdust materials filling as filter layer；
Step 5, film filtering: film filtration treatment is carried out by me.mbrane bioreactor jin filtrate and obtains filtering residual liquid；
Step 6, system fertilizer: filtered sawdust filter layer is recycled in stirring mixer and is added plant ash, clay and filtering
Residual liquid stirs evenly, and extrusion, which is dried, is made cake fertilizer.
2. a kind of refuse leachate processing method based on anaerobic reaction according to claim 1, which is characterized in that described
PH regulator includes quick lime, hydrochloric acid and soda ash.
3. a kind of refuse leachate processing method based on anaerobic reaction according to claim 1, which is characterized in that described
Filter plant includes a cylinder (1)；The bottom of the cylinder (1) is equipped with filter opening；It is equipped on the interior bottom side of the cylinder (1)
One layer of filtering layer of cloth (11), the cylinder (1) is if interior be additionally provided with the dry filter screen of layer (13)；Filter screen described in adjacent two layers (13) it
Between or filter screen (13) and filtering layer of cloth (11) between filled with sawdust formed sawdust layer (12).
4. a kind of refuse leachate processing method based on anaerobic reaction according to claim 3, which is characterized in that described
The number of plies of filter screen (13) is 3 layers；From top to bottom it is followed successively by the first filtering meshes, the second filtering meshes and third filtering meshes.
5. a kind of refuse leachate processing method based on anaerobic reaction according to claim 4, which is characterized in that described
Sawdust fill factor between first filtering meshes and the second filtering meshes is 0.65-0.75, filling thickness 5-15cm；It is described
Sawdust fill factor between second filtering meshes and third filtering meshes is 0.70-0.85, filling thickness 5-15cm；It is described
Sawdust fill factor between third filtering meshes and filtering layer of cloth (11) is 0.80-0.95, filling thickness 5-15cm.
6. a kind of refuse leachate processing method based on anaerobic reaction according to claim 3, which is characterized in that described
Filtering layer of cloth (11) is a cotton layer or nonwoven layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810832963.6A CN108947130A (en) | 2018-07-26 | 2018-07-26 | A kind of refuse leachate processing method based on anaerobic reaction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810832963.6A CN108947130A (en) | 2018-07-26 | 2018-07-26 | A kind of refuse leachate processing method based on anaerobic reaction |
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| Publication Number | Publication Date |
|---|---|
| CN108947130A true CN108947130A (en) | 2018-12-07 |
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|---|---|---|---|
| CN201810832963.6A Pending CN108947130A (en) | 2018-07-26 | 2018-07-26 | A kind of refuse leachate processing method based on anaerobic reaction |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20090127385A (en) * | 2008-06-08 | 2009-12-11 | 에코랜드 주식회사 | Eco panel(ep), eco box(eb), eco bioreactor(ebr), composite bioreactor(cbr) and clean up of water quality by them |
| CN102774975A (en) * | 2012-07-27 | 2012-11-14 | 大连理工大学 | Environment-friendly method for recovering and cyclically utilizing automobile washing wastewater |
| CN103373789A (en) * | 2012-04-23 | 2013-10-30 | 西安皓海嘉环保工程有限责任公司 | Treatment method of garbage leachate |
| CN207468425U (en) * | 2017-10-18 | 2018-06-08 | 厦门东江环保科技有限公司 | A kind of high-concentration emulsified liquid processing system |
-
2018
- 2018-07-26 CN CN201810832963.6A patent/CN108947130A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20090127385A (en) * | 2008-06-08 | 2009-12-11 | 에코랜드 주식회사 | Eco panel(ep), eco box(eb), eco bioreactor(ebr), composite bioreactor(cbr) and clean up of water quality by them |
| CN103373789A (en) * | 2012-04-23 | 2013-10-30 | 西安皓海嘉环保工程有限责任公司 | Treatment method of garbage leachate |
| CN102774975A (en) * | 2012-07-27 | 2012-11-14 | 大连理工大学 | Environment-friendly method for recovering and cyclically utilizing automobile washing wastewater |
| CN207468425U (en) * | 2017-10-18 | 2018-06-08 | 厦门东江环保科技有限公司 | A kind of high-concentration emulsified liquid processing system |
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20181207 |
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