CN102320714B - Method and system for recycling wastes - Google Patents
Method and system for recycling wastes Download PDFInfo
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- CN102320714B CN102320714B CN2011102043667A CN201110204366A CN102320714B CN 102320714 B CN102320714 B CN 102320714B CN 2011102043667 A CN2011102043667 A CN 2011102043667A CN 201110204366 A CN201110204366 A CN 201110204366A CN 102320714 B CN102320714 B CN 102320714B
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/10—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in agriculture
- Y02A40/20—Fertilizers of biological origin, e.g. guano or fertilizers made from animal corpses
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E50/00—Technologies for the production of fuel of non-fossil origin
- Y02E50/30—Fuel from waste, e.g. synthetic alcohol or diesel
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/40—Bio-organic fraction processing; Production of fertilisers from the organic fraction of waste or refuse
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Abstract
The invention relates to a method and system for recycling wastes. The method comprises the following steps: 1) carrying out anaerobic fermentation treatment on human and livestock feces, crop residues and other wastes, storing biogas generated after treatment, and providing the biogas for farmers; 2) carrying out aerobic treatment on the fermented liquid generated after anaerobic fermentation treatment, and processing the fermented residues generated after anaerobic fermentation treatment to form organic fertilizer to be used for farmland; and 3) treating the fermented liquid by a multi-stage delayed filtration treatment technique, and introducing the treated water to farmland for irrigation. The invention has the advantages that: human and livestock feces, crop residues and other wastesare converted into fermented residues, fermented liquid, biogas and irrigation water, thereby achieving maximal utilization of renewable resources and developing a new way for irrigation water; the recycling rate and treatment degree of the wastes are high, and the improvement of farmer production and life conditions is promoted; and the system is a cost-saving, income-increasing, ecological, environmentally-friendly, energy-saving and emission-reducing rural waste recycling system.
Description
Technical field
The present invention relates to the building method of ecological engineering, refer to that specifically a kind of waste recovery utilizes method and system.
Background technology
The villages and small towns waste material mainly comprises human and animal excreta, crop residues etc., former villages and small towns waste material mainly adopt directly topple over, the processing mode of landfill or open incineration, it is serious directly to topple over phenomenons such as can making waste material appropriation of land, polluted agricultural land.And crop residues adopts open-air mode of directly burning, and environmental pollutions such as flue gas are very serious.Therefore China villages and small towns generally present present situation dirty, random, difference, have had a strong impact on the process that the new socialist countryside is built.
At present, the waste recovery recycling is to handle the effective means of waste material.It is the biogas production technology of raw material with rubbish from cooking, stalk, feces of livestock and poultry and active sludge that existing Chinese patent 200510094483.7 discloses a kind of.This technology is pressed quality proportioning 1:1:1:1 with rubbish from cooking, stalk, feces of livestock and poultry, active sludge, and the adding consumption is the kind mud of material quantity 25%, adopt the mode of anaerobically fermenting to ferment, but the natural pond liquid that this technology produces is not handled in addition recycling to it, field irrigation generally needs a large amount of irrigation water, this processing waste material mode does not purify the recycling processing to containing a large amount of moisture in the liquid of natural pond, the resource rational utilization insufficient strength, do not reach the purpose of energy-conservation water yet, like this water resources is lacked area or arid season especially severe; The natural pond slag just simply carries out being directly used in the farmland after the compost treatment to be used, and the degradation effect of organic compound in the slag of natural pond is not remarkable like this, easily causes farmland pollution.
Summary of the invention
The invention provides a kind of waste recovery and utilize method and system, it is not high that its main purpose is to overcome existing waste recovery utilization ratio, and the waste disposal degree is not enough, easily causes the shortcoming of farmland pollution.
For solving the problems of the technologies described above, the present invention adopts following technical scheme:
The method that a kind of waste recovery is utilized may further comprise the steps:
1) waste materials such as people's animal manure, crop residues are handled by anaerobic fermentation, are stored and provide peasant household's gas with the biogas of handling the back generation;
2) the natural pond liquid after the above-mentioned anaerobic fermentation processing is carried out aerobic treatment again, the natural pond slag after the processing forms fertilizer and is used for farmland fertilization;
3) above-mentioned natural pond liquid is handled through the multi-stage delayed filter treatment technology, the water that obtains is after treatment guided the farmland into and is irrigated.
Multi-stage delayed filter treatment technology in the above-mentioned steps 3 is three grades of delayed filtering treatment technologies.
A kind of waste recovery is utilized system, it is characterized in that comprising:
1) waste materials such as people's animal manure, crop residues enter in the anaerobic fermentation pond, produce biogas by fermentation in it, and this biogas, is stored biogas and peasant household's gas is provided by accumulator unit to accumulator unit by pipe-line transportation;
2) above-mentioned anaerobic fermentation pond is communicated with the Aerobic Pond that is further processed for the natural pond liquid in the anaerobic fermentation pond by pipeline, and the natural pond slag after the processing forms fertilizer and is used for farmland fertilization;
3) above-mentioned Aerobic Pond is communicated with liquid purifying treatment pond, natural pond by pipeline, this liquid purifying treatment pond, natural pond comprises first treating pond, second treating pond, the 3rd treating pond and two natural pond liquid passages, this first treating pond, the 3rd treating pond be connected with second treating pond by two natural pond liquid passages respectively and second treating pond between first treating pond and the 3rd treating pond, this first treating pond is provided with natural pond liquid opening for feed, this second treating pond is provided with the extraction pipeline of extracting out for the liquid in it, the 3rd treating pond is provided with water outlet, and this water outlet is communicated with for the irrigation equipment of giving field irrigation.
Accumulator unit in the above-mentioned steps 1 comprises that the water-resisting layer, the vertical section that are opened in ground groove, are located on the groove inwall are U-shaped gas holder, inlet pipe and escape pipe, described bottom portion of groove is provided with the water pipe of its interior water-in and water-out of control, described gas holder, describedly passes water-resisting layer respectively into and out of tracheae and stretches in the gas holder and its mouth of pipe is positioned at more than the water surface in groove and jar mouthful be positioned at below the water surface by the fixed mechanism back-off.
First treating pond and the 3rd treating pond in the above-mentioned steps 3 all are tubular, and described second treating pond is cylindric.
By above-mentioned description to structure of the present invention as can be known, compare with prior art, the present invention has following advantage: be converted into natural pond slag, natural pond liquid, biogas, irrigation water by waste materials such as people's animal manure, crop residues, reach the maximum using of renewable resource, opened up the new way of irrigation water, waste recovery utilization ratio height and degree for the treatment of height have promoted the improvement of peasant household's production, living condition, are that joint is spent more money on, a kind of rural area scrap loop system of ecological, environmental protective, energy-saving and emission-reduction.
Description of drawings
Fig. 1 is synoptic diagram of the present invention.
Fig. 2 is the synoptic diagram in liquid purifying treatment pond, natural pond among the present invention.
Fig. 3 is the synoptic diagram of accumulator unit among the present invention.
Embodiment
The specific embodiment of the present invention is described with reference to the accompanying drawings.
The method that a kind of waste recovery is utilized may further comprise the steps:
1) waste materials such as people's animal manure, crop residues are handled by anaerobic fermentation, are stored and provide peasant household's gas with the biogas of handling the back generation;
2) the natural pond liquid after the above-mentioned anaerobic fermentation processing is carried out aerobic treatment again, the natural pond slag after the processing forms fertilizer and is used for farmland fertilization;
3) above-mentioned natural pond liquid is handled through three grades of delayed filtering treatment technologies, the water that obtains is after treatment guided the farmland into and is irrigated.
With reference to Fig. 1, Fig. 2.A kind of waste recovery is utilized system, it is characterized in that comprising:
1) waste materials such as people's animal manure, crop residues enter in the anaerobic fermentation pond, produce biogas by fermentation in it, and this biogas, is stored biogas and peasant household's gas is provided by accumulator unit 1 to accumulator unit 1 by pipe-line transportation;
2) above-mentioned anaerobic fermentation pond is communicated with the Aerobic Pond that is further processed for the natural pond liquid in the anaerobic fermentation pond by pipeline, and the natural pond slag in this anaerobic fermentation pond forms fertilizer and is used for farmland fertilization;
3) above-mentioned Aerobic Pond is communicated with liquid purifying treatment pond, natural pond 2 by pipeline, this liquid purifying treatment pond, natural pond 2 comprises first treating pond 20, second treating pond 21, the 3rd treating pond 22 and two natural pond liquid passages 23,24, this first treating pond 20, the 3rd treating pond 22 is respectively by two natural pond liquid passages 23,24 be connected with second treating pond 21 and second treating pond 21 between first treating pond 20 and the 3rd treating pond 22, this first treating pond 20 is provided with natural pond liquid opening for feed 200, this second treating pond 21 is provided with the extraction pipeline of extracting out for the liquid in it 210, because the liquid in second treating pond 21 contains a large amount of mineral elements, this liquid is caused the farmland operation of can applying fertilizer by extracting pipeline 210 out, and this liquid has certain disinsection efficiency to plant, reduced the residual harm on plant of agricultural chemicals such as use of insecticide, the water outlet 220 that the 3rd treating pond 22 is provided with, this water outlet 220 is communicated with for the irrigation equipment of giving field irrigation, this first treating pond 20 and the 3rd treating pond 22 all are tubular, described second treating pond 21 is cylindric, above-mentioned natural pond liquid passes through natural pond liquid opening for feed 200 successively through first treating pond 20, second treating pond 21, the 3rd treating pond 22 carries out reaching the irrigation water standard after delayed filtering is handled, and is flowed out by water outlet 220 irrigation operation is carried out in the farmland.
With reference to Fig. 3.Accumulator unit 1 in the above-mentioned steps 1 comprises that the water-resisting layer 11, the vertical section that are opened in ground groove 10, are located on groove 10 inwalls are U-shaped gas holder 12, inlet pipe 13 and escape pipe 14, described groove 10 bottoms are provided with the water pipe 15 of its interior water-in and water-out of control, in groove 10 and jar mouthful be positioned at below the water surface, described inlet pipe 13 and escape pipe 14 pass water-resisting layer 11 respectively and stretch in the gas holder 12 and its mouth of pipe is positioned at more than the water surface described gas holder 12 by the fixed mechanism back-off.
Above-mentioned only is the specific embodiment of the present invention, but design concept of the present invention is not limited thereto, and allly utilizes this design that the present invention is carried out the change of unsubstantiality, all should belong to the behavior of invading protection domain of the present invention.
Claims (2)
1. a waste recovery is utilized system, it is characterized in that comprising: 1) people's animal manure, the crop residues waste material enters in the anaerobic fermentation pond, produce biogas by fermentation in it, this biogas arrives accumulator unit by pipe-line transportation, store biogas and peasant household's gas is provided by accumulator unit, described accumulator unit comprises and is opened in ground groove, be located at the water-resisting layer on the groove inwall, the vertical section is U-shaped gas holder, inlet pipe and escape pipe, described bottom portion of groove is provided with to be controlled in it, the water pipe of water outlet, described gas holder, describedly advances in groove and jar mouthful be positioned at below the water surface by the fixed mechanism back-off, escape pipe passes water-resisting layer respectively and stretches in the gas holder and its mouth of pipe is positioned at more than the water surface;
2) above-mentioned anaerobic fermentation pond is communicated with the Aerobic Pond that is further processed for the natural pond liquid in the anaerobic fermentation pond by pipeline, and the natural pond slag after Aerobic Pond is handled forms fertilizer and is used for farmland fertilization;
3) above-mentioned Aerobic Pond is communicated with liquid purifying treatment pond, natural pond by pipeline, this liquid purifying treatment pond, natural pond comprises first treating pond, second treating pond, the 3rd treating pond and two natural pond liquid passages, this first treating pond, the 3rd treating pond be connected with second treating pond by two natural pond liquid passages respectively and second treating pond between first treating pond and the 3rd treating pond, this first treating pond is provided with natural pond liquid opening for feed, this second treating pond is provided with the extraction pipeline of extracting out for the liquid in it, the 3rd treating pond is provided with water outlet, and this water outlet is communicated with for the irrigation equipment of giving field irrigation.
2. a kind of waste recovery as claimed in claim 1 is utilized system, it is characterized in that: first treating pond and the 3rd treating pond in the described step 3 all are tubular, and described second treating pond is cylindric.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011102043667A CN102320714B (en) | 2011-07-21 | 2011-07-21 | Method and system for recycling wastes |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011102043667A CN102320714B (en) | 2011-07-21 | 2011-07-21 | Method and system for recycling wastes |
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| Publication Number | Publication Date |
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| CN102320714A CN102320714A (en) | 2012-01-18 |
| CN102320714B true CN102320714B (en) | 2013-09-11 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2011102043667A Expired - Fee Related CN102320714B (en) | 2011-07-21 | 2011-07-21 | Method and system for recycling wastes |
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Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103819229A (en) * | 2014-03-12 | 2014-05-28 | 广西金穗农业投资集团有限责任公司 | Organic fertilizer liquefaction tank |
| CN105293828A (en) * | 2015-11-17 | 2016-02-03 | 昆明理工大学 | Method for filtering biogas slurry by utilizing bagasse |
| CN108975498B (en) * | 2018-07-02 | 2023-11-28 | 湖南屎壳郎环境科技有限公司 | System and method for treating black and odorous water body and fecal sewage in rural areas |
| CN109121644A (en) * | 2018-09-17 | 2019-01-04 | 昆明理工大学 | A kind of novel biogas slurry treatment fertilizer irrigation integral system |
| CN110294583A (en) * | 2019-07-15 | 2019-10-01 | 浙江创韵环境科技有限公司 | A kind of organic solid waste system for anaerobic treatment |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201092551Y (en) * | 2007-08-30 | 2008-07-30 | 孙传松 | Underground integral device for treating life sewage water and generating marsh gas |
| CN201338977Y (en) * | 2009-01-19 | 2009-11-04 | 彭玉权 | Biogas slurry tertiary treatment and distributary and drainage-irrigation device |
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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201092551Y (en) * | 2007-08-30 | 2008-07-30 | 孙传松 | Underground integral device for treating life sewage water and generating marsh gas |
| CN201338977Y (en) * | 2009-01-19 | 2009-11-04 | 彭玉权 | Biogas slurry tertiary treatment and distributary and drainage-irrigation device |
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| CN102320714A (en) | 2012-01-18 |
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