CN102603375A - Sewage sludge compost and preparation method of sewage sludge compost - Google Patents
Sewage sludge compost and preparation method of sewage sludge compost Download PDFInfo
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- CN102603375A CN102603375A CN2012100946419A CN201210094641A CN102603375A CN 102603375 A CN102603375 A CN 102603375A CN 2012100946419 A CN2012100946419 A CN 2012100946419A CN 201210094641 A CN201210094641 A CN 201210094641A CN 102603375 A CN102603375 A CN 102603375A
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- mud
- sewage sludge
- sludge composting
- plant ash
- sludge
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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 discloses sewage sludge compost. The compositions of the sewage sludge compost comprises the following components in proportion by weight: 2-6 parts of sewage sludge, 0.5-1.5 parts of plant ash, 0.1-0.3 part of straw powder, 0.5-1.5 parts of mushroom residue, 0.5-1.5 parts of chicken manure, and 0.5-1.5 parts of leavening agent. In the above way, the invention provides the sewage sludge compost and a preparation method of the sewage sludge compost, the sewage sludge is transformed into high-quality organic fertilizer for greening, reduce the cost, so that the environmental pollution is reduced, the cost of processing sewage sludge by dehydrating is reduced, and the fermentation treatment of the sewage sludge is accelerated; and the sewage sludge compost has the characteristics of obvious efficiency and low cost.
Description
Technical field
The present invention relates to fertilizer field, particularly a kind of sludge composting and preparation method.
Background technology
Along with the development of China's Increase of population, Economic development and urbanization process, the municipal sewage treatment cause develops rapidly, and municipal sewage plant's sludge discharged quantity also increases rapidly, and the municipal sludge handling problems is extremely urgent.
At present external mud has four types: landfill, burning, throwing sea and recycling.In the first three methods; Throwing the sea is forbidden by international convention; All the other two kinds of methods are owing to the restriction of reasons such as environmental stress and economic pressures is also gradually reducing; The recycling of mud then more and more comes into one's own, and also is that the sludge treatment that the most meets China's practical situation is at present disposed one of outlet.The municipal sludge compost is mud to be converted into the high-quality greening use fertilizer, is the important channel of sewage sludge harmlessness, resource utilization.Wanting reasonable treatment and disposal mud, primarily is to lower moisture.If we reduce to 40% to sludge water content from 97%, its volume reduction rate can reach 0.95, and promptly total treatment capacity will reduce 95%, in case and moisture reduce, will bring bigger convenience for follow-up recycling, also can save a large amount of treatment facility input costs.
The belt filtering equipment that sewage work generally adopts drops to moisture percentage in sewage sludge about 85%, and high temperature aerobic composting processing requirement moisture drops to sludge water content about 60% less than 60%, has become " bank " that be difficult to together go beyond.At present both at home and abroad the research to sludge dewatering technology, equipment mainly is press filtration, centrifuge dehydration, but pressure filtering technique exists strainer sideslip, problem such as overlapping.The belt filtering equipment dehydration rate that sewage work generally adopts can only reach about 85%; Problems such as centrifuge dehydration exists filter screen to stop up, dewatering efficiency is low, owing to contain chemical floc in the mud forming process and produce a large amount of microorganism cellss, the moisture in the mud is difficult for spinning off.
Summary of the invention
To above-mentioned defective, the object of the present invention is to provide a kind of sludge composting, mud is converted into high-quality greening uses fertilizer, cost is low and reduced the pollution to environment.
In order to address the above problem, technical scheme of the present invention is, a kind of sludge composting is provided, and the moity and the weight ratio thereof of this sludge composting comprise:
Mud 2-6 part;
Plant ash 0.5-1.5 part;
Straw powder 0.1-0.3 part;
Bacterium mushroom slag 0.5-1.5 part;
Chicken manure 0.5-1.5 part;
Starter 0.5-1.5 part.
In preferred embodiment of the present invention, the moity and the weight ratio thereof of described sludge composting comprise:
4 parts in mud;
1 part of plant ash;
0.2 part of straw powder;
1 part of bacterium mushroom slag;
1 part of chicken manure;
1 part of starter.
Another object of the present invention is, a kind of preparation method of sludge composting is provided, and may further comprise the steps:
A, dehydration mix mud with plant ash, stacked 15 days, realize abolishing cell walls with plant ash, remove the moisture in the mud;
B, fermentation mix the mud of handling well and straw powder, bacterium mushroom slag and chicken manure, carry out thermophilic fermentation, and the quick-fried oxygen of turning every day once, continue completion fermentation in 20 days.
In preferred embodiment of the present invention, described mud is through after dewatering, and the moisture in the mud is 55-65%.
In preferred embodiment of the present invention, the temperature during described the fermentation is 80-120 ℃.
Sludge composting of the present invention is converted into high-quality greening with mud and uses fertilizer, and cost is low and reduced the pollution to environment; For separating aqua, mud is realized chemical broken wall through mixing with weakly alkaline plant ash with plant ash; The mud fast dewatering that helps the state of flocculating, plant ash microtubule open structure is beneficial to draining, thereby realizes shrink, decrement purpose; Lowered the cost of sludge dewatering treatment; Accelerated the important process technology that sludge fermentation is handled, it is remarkable to have effect, characteristics with low cost.
Description of drawings
Fig. 1 is the schema of preparing method's one preferred embodiment of sludge composting of the present invention.
Embodiment
Below in conjunction with accompanying drawing preferred embodiment of the present invention is set forth in detail, thereby protection scope of the present invention is made more explicit defining so that advantage of the present invention and characteristic can be easier to it will be appreciated by those skilled in the art that.
A kind of sludge composting provided by the invention, the moity and the weight ratio thereof of this sludge composting comprise:
Mud 2-6 part;
Plant ash 0.5-1.5 part;
Straw powder 0.1-0.3 part;
Bacterium mushroom slag 0.5-1.5 part;
Chicken manure 0.5-1.5 part;
Starter 0.5-1.5 part.
The moity and the weight ratio thereof of preferred sludge composting comprise among the present invention:
4 parts in mud;
1 part of plant ash;
0.2 part of straw powder;
1 part of bacterium mushroom slag;
1 part of chicken manure;
1 part of starter.
As shown in Figure 1, the schema of preparing method's one preferred embodiment of sludge composting of the present invention.The preparation method of this sludge composting may further comprise the steps:
A, dehydration mix mud with plant ash, stacked 15 days, realize abolishing cell walls with plant ash, remove the moisture in the mud;
B, fermentation mix the mud of handling well and straw powder, bacterium mushroom slag and chicken manure, carry out thermophilic fermentation, and the quick-fried oxygen of turning every day once, continue completion fermentation in 20 days.
In above-mentioned, mud is through after dewatering, and the moisture in the mud is 55-65%; Temperature during fermentation is 80-120 ℃.
Plant ash, the resistates after plant (draft and the xylophyta) burning so be the contained mineral element of all plants, nearly all contains in the plant ash.What wherein content was maximum is potassium element, generally contains potassium 6-12%, wherein is water-soluble more than 90%, exists with carbonate form; Next is a phosphorus, generally contains 1.5-3%; Also contain micronutrient elements such as calcium, magnesium, silicon, sulphur and iron, manganese, copper, zinc, boron, molybdenum.The ash content of different plants, its nutrient content is different.Potassium can promote the synthetic of nitrogen metabolism and carbohydrate and transportation in plant materials, can impel plant strain growth healthy and strong, strengthens the ability of its disease-resistant worm and natural disaster, has the effect of raising plant drought ability in addition, guarantees that various metabolic processes carry out smoothly.
At present owing to contain chemical floc in the mud forming process and produce a large amount of microorganism cellss; Moisture in the mud is difficult for spinning off, and mud is realized chemical broken wall through mixing with weakly alkaline plant ash among the present invention; The mud fast dewatering that helps the state of flocculating; Plant ash microtubule open structure is beneficial to draining, thereby realizes shrink, decrement purpose, is beneficial to next step sludge high temperature compost system greening and uses fertilizer.Through adding conditioning materials such as straw powder, bacterium mushroom slag and chicken manure, realize that required sludge composting is processed in the fermentation that is rapidly heated of mud again.
Sludge composting of the present invention is converted into high-quality greening with mud and uses fertilizer, and cost is low and reduced the pollution to environment; For separating aqua, mud is realized chemical broken wall through mixing with weakly alkaline plant ash with plant ash; The mud fast dewatering that helps the state of flocculating, plant ash microtubule open structure is beneficial to draining, thereby realizes shrink, decrement purpose; Lowered the cost of sludge dewatering treatment; Accelerated the important process technology that sludge fermentation is handled, it is remarkable to have effect, characteristics with low cost.
The above; Be merely embodiment of the present invention; But protection scope of the present invention is not limited thereto; Any those of ordinary skill in the art are in the technical scope that the present invention disclosed, and variation or the replacement that can expect without creative work all should be encompassed within protection scope of the present invention.Therefore, protection scope of the present invention should be as the criterion with the protection domain that claims were limited.
Claims (5)
1. a sludge composting is characterized in that, the moity and the weight ratio thereof of this sludge composting comprise:
Mud 2-6 part;
Plant ash 0.5-1.5 part;
Straw powder 0.1-0.3 part;
Bacterium mushroom slag 0.5-1.5 part;
Chicken manure 0.5-1.5 part;
Starter 0.5-1.5 part.
2. sludge composting according to claim 1 is characterized in that, the moity and the weight ratio thereof of described sludge composting comprise:
4 parts in mud;
1 part of plant ash;
0.2 part of straw powder;
1 part of bacterium mushroom slag;
1 part of chicken manure;
1 part of starter.
3. the preparation method of sludge composting according to claim 1 and 2 is characterized in that, may further comprise the steps:
A, dehydration mix mud with plant ash, stacked 15 days, realize abolishing cell walls with plant ash, remove the moisture in the mud;
B, fermentation mix the mud of handling well and straw powder, bacterium mushroom slag and chicken manure, carry out thermophilic fermentation, and the quick-fried oxygen of turning every day once, continue completion fermentation in 20 days.
4. the preparation method of sludge composting according to claim 3 is characterized in that, described mud is through after dewatering, and the moisture in the mud is 55-65%.
5. the preparation method of sludge composting according to claim 3 is characterized in that, the temperature during described the fermentation is 80-120 ℃.
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| Application Number | Priority Date | Filing Date | Title |
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| CN2012100946419A CN102603375A (en) | 2012-04-01 | 2012-04-01 | Sewage sludge compost and preparation method of sewage sludge compost |
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| CN2012100946419A CN102603375A (en) | 2012-04-01 | 2012-04-01 | Sewage sludge compost and preparation method of sewage sludge compost |
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| CN102603375A true CN102603375A (en) | 2012-07-25 |
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Cited By (21)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103086769A (en) * | 2013-01-25 | 2013-05-08 | 福建省星源农牧科技股份有限公司 | Dragon fruit-purposed high-potassium organic fertilizer prepared from domestic sludge and fowl manure and production method thereof |
| CN103086767A (en) * | 2013-01-25 | 2013-05-08 | 福建省星源农牧科技股份有限公司 | High-potassium organic composite fertilizer special for dragon fruit and production method using domestic sludge |
| CN103086766A (en) * | 2013-01-25 | 2013-05-08 | 福建省星源农牧科技股份有限公司 | Organic fertilizer formula utilizing factory sludge and pleurotus eryngii dregs and production technology of organic fertilizer |
| CN103102189A (en) * | 2013-01-25 | 2013-05-15 | 福建省星源农牧科技股份有限公司 | Organic fertilizer formula making use of factory sludge and seafood mushroom dregs and production process of organic fertilizer formula |
| CN103508768A (en) * | 2013-10-22 | 2014-01-15 | 谢明英 | Preparation technology for bio-organic fertilizer by using sludge as raw material |
| CN103508762A (en) * | 2013-10-22 | 2014-01-15 | 谢明英 | Method for fermenting organic fertilizer through sludge |
| CN103539559A (en) * | 2013-10-24 | 2014-01-29 | 安徽环绿生态农业投资发展有限公司 | Fertilizer specially used for cedars |
| CN103708893A (en) * | 2013-12-25 | 2014-04-09 | 天津坂结土壤肥料技术开发有限公司 | Plant ash fertilizer and preparation method thereof |
| CN103787701A (en) * | 2012-10-31 | 2014-05-14 | 吴根义 | Recycled organic fertilizer |
| CN103992146A (en) * | 2014-05-04 | 2014-08-20 | 张良 | Activated sludge fertilizer |
| CN104016741A (en) * | 2014-06-19 | 2014-09-03 | 南京麦思德餐饮管理有限公司 | Organic fertilizer |
| CN104082111A (en) * | 2014-06-17 | 2014-10-08 | 成都新筑展博环保科技有限公司 | Method for preparing nutrient soil for flowers by using sludge |
| CN104478506A (en) * | 2014-12-23 | 2015-04-01 | 常熟市添源环保科技有限公司 | Pollution-free ecological organic fertilizer |
| CN104478587A (en) * | 2014-12-15 | 2015-04-01 | 马新亚 | Sludge organic fertilizer and preparation method thereof |
| CN104478507A (en) * | 2014-12-23 | 2015-04-01 | 常熟市添源环保科技有限公司 | Method for adjusting sludge composting aeration |
| CN105061004A (en) * | 2015-07-22 | 2015-11-18 | 万成刚 | Preparation method for biological organic fertilizer |
| CN107935645A (en) * | 2017-11-22 | 2018-04-20 | 江西洪城水业环保有限公司 | A kind of method using municipal sludge production organic fertilizer |
| CN109496731A (en) * | 2018-12-27 | 2019-03-22 | 袁米农业科技有限公司 | A kind of method of cereal volume increase |
| WO2019169786A1 (en) * | 2018-03-05 | 2019-09-12 | 四川省德名斯科技有限公司 | Organic fertilizer produced with sludge and production method therefor |
| CN111099801A (en) * | 2019-12-12 | 2020-05-05 | 句容市浩源生态农业科技有限公司 | Alkaline livestock excrement sludge dehydration method |
| CN114287316A (en) * | 2021-12-29 | 2022-04-08 | 中冶南方城市建设工程技术有限公司 | Method for preparing planting soil from river and lake sludge in sponge city system construction |
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| CN101486600A (en) * | 2008-08-04 | 2009-07-22 | 通州市瑞鑫机械有限公司 | Farmyard manure and preparation method thereof |
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| KR100329964B1 (en) * | 1996-04-09 | 2002-08-08 | 이강명 | Preparation method of organic fertilizer using sludge of sewage treatment plant |
| CN1785924A (en) * | 2005-11-04 | 2006-06-14 | 袁登辉 | Amino acid organic fertilizer, its preparation method and use |
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Cited By (24)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103787701A (en) * | 2012-10-31 | 2014-05-14 | 吴根义 | Recycled organic fertilizer |
| CN103086767B (en) * | 2013-01-25 | 2014-11-05 | 福建省星源农牧科技股份有限公司 | High-potassium organic composite fertilizer special for dragon fruit and production method using domestic sludge |
| CN103086767A (en) * | 2013-01-25 | 2013-05-08 | 福建省星源农牧科技股份有限公司 | High-potassium organic composite fertilizer special for dragon fruit and production method using domestic sludge |
| CN103086766A (en) * | 2013-01-25 | 2013-05-08 | 福建省星源农牧科技股份有限公司 | Organic fertilizer formula utilizing factory sludge and pleurotus eryngii dregs and production technology of organic fertilizer |
| CN103102189A (en) * | 2013-01-25 | 2013-05-15 | 福建省星源农牧科技股份有限公司 | Organic fertilizer formula making use of factory sludge and seafood mushroom dregs and production process of organic fertilizer formula |
| CN103086769A (en) * | 2013-01-25 | 2013-05-08 | 福建省星源农牧科技股份有限公司 | Dragon fruit-purposed high-potassium organic fertilizer prepared from domestic sludge and fowl manure and production method thereof |
| CN103086769B (en) * | 2013-01-25 | 2015-04-08 | 福建省星源农牧科技股份有限公司 | Dragon fruit-purposed high-potassium organic fertilizer prepared from domestic sludge and fowl manure and production method thereof |
| CN103102189B (en) * | 2013-01-25 | 2015-04-01 | 福建省星源农牧科技股份有限公司 | Organic fertilizer formula making use of factory sludge and seafood mushroom dregs and production process of organic fertilizer formula |
| CN103508768A (en) * | 2013-10-22 | 2014-01-15 | 谢明英 | Preparation technology for bio-organic fertilizer by using sludge as raw material |
| CN103508762A (en) * | 2013-10-22 | 2014-01-15 | 谢明英 | Method for fermenting organic fertilizer through sludge |
| CN103539559A (en) * | 2013-10-24 | 2014-01-29 | 安徽环绿生态农业投资发展有限公司 | Fertilizer specially used for cedars |
| CN103708893A (en) * | 2013-12-25 | 2014-04-09 | 天津坂结土壤肥料技术开发有限公司 | Plant ash fertilizer and preparation method thereof |
| CN103992146A (en) * | 2014-05-04 | 2014-08-20 | 张良 | Activated sludge fertilizer |
| CN104082111A (en) * | 2014-06-17 | 2014-10-08 | 成都新筑展博环保科技有限公司 | Method for preparing nutrient soil for flowers by using sludge |
| CN104016741A (en) * | 2014-06-19 | 2014-09-03 | 南京麦思德餐饮管理有限公司 | Organic fertilizer |
| CN104478587A (en) * | 2014-12-15 | 2015-04-01 | 马新亚 | Sludge organic fertilizer and preparation method thereof |
| CN104478507A (en) * | 2014-12-23 | 2015-04-01 | 常熟市添源环保科技有限公司 | Method for adjusting sludge composting aeration |
| CN104478506A (en) * | 2014-12-23 | 2015-04-01 | 常熟市添源环保科技有限公司 | Pollution-free ecological organic fertilizer |
| CN105061004A (en) * | 2015-07-22 | 2015-11-18 | 万成刚 | Preparation method for biological organic fertilizer |
| CN107935645A (en) * | 2017-11-22 | 2018-04-20 | 江西洪城水业环保有限公司 | A kind of method using municipal sludge production organic fertilizer |
| WO2019169786A1 (en) * | 2018-03-05 | 2019-09-12 | 四川省德名斯科技有限公司 | Organic fertilizer produced with sludge and production method therefor |
| CN109496731A (en) * | 2018-12-27 | 2019-03-22 | 袁米农业科技有限公司 | A kind of method of cereal volume increase |
| CN111099801A (en) * | 2019-12-12 | 2020-05-05 | 句容市浩源生态农业科技有限公司 | Alkaline livestock excrement sludge dehydration method |
| CN114287316A (en) * | 2021-12-29 | 2022-04-08 | 中冶南方城市建设工程技术有限公司 | Method for preparing planting soil from river and lake sludge in sponge city system construction |
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Application publication date: 20120725 |