CN104082111A - Method for preparing nutrient soil for flowers by using sludge - Google Patents
Method for preparing nutrient soil for flowers by using sludge Download PDFInfo
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- CN104082111A CN104082111A CN201410267961.9A CN201410267961A CN104082111A CN 104082111 A CN104082111 A CN 104082111A CN 201410267961 A CN201410267961 A CN 201410267961A CN 104082111 A CN104082111 A CN 104082111A
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- nutrient soil
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Abstract
The invention discloses a method for preparing nutrient soil for flowers by using sludge. The method comprises the following steps: a, adding straw powder and plant ash into the sludge, and uniformly mixing the straw powder, the plant ash and the sludge with stirring, wherein the weight ratio of the sludge, the straw powder and the plant ash is 100: (10-20): (2-5); b, composting the mixture obtained in step a, wherein composting specifications are that the mixture is composted into a circular truncated cone with a height of 2 to 2.5 meters and a bottom diameter of 3 to 5 meters; c, performing compost overturning once at a time interval of 24 hours, controlling the water content to be 55 to 60 percent, and inserting an air guide tube into the compost after compost overturning; d, obtaining the nutrient soil for flowers after composting for 5 to 8 days. According to the method, the prepared nutrient soil for flowers has high fertilizer efficiency, contains multiple elements required by plants such as nitrogen, phosphorus, potassium, calcium, iron, sulfur, magnesium, boron, manganese, copper, zinc, cobalt and carbon, and can be safely and conveniently used; sludge treatment and flower planting are organically combined to realize the resourceful and harmless utilization of the sludge.
Description
Technical field
The invention belongs to field of Environment Protection, be specifically related to a kind of method of utilizing mud to prepare flower nutrition soil.
Background technology
Mud is the product after waste water treatment, is a kind of extremely complicated heterogeneous body being made up of organic relic, bacterium thalline, inorganic particle, colloid etc.The key property of mud is moisture content high (can up to more than 99%), and content of organics is high, easily degenerates smellyly, and particle is thinner, and proportion is less, is gluey liquid.It is the concentrated thing between liquid and solid, can transport with pump, but it is difficult to carry out Separation of Solid and Liquid by sedimentation.
Sediment, particle and floating thing that mud produces while referring to processing waste water such as Physical, chemical method, physical-chemical process and bioanalysises.Mud refers generally to the concentrated thing between liquid and solid, can carry with pump, but it is difficult to carry out Separation of Solid and Liquid by sedimentation.Concentration of suspension, generally 1% ~ 10%, is usually called mud lower than this concentration.Due to source and the method for treating water difference of mud, the sludge quality of generation differs, and the kind of mud is a lot, classification more complicated.
Typical sludge treatment technique flow process, comprises that four are processed or the disposal stage.First stage is that mud is concentrated, and main purpose is to make mud tentatively subtract appearance, dwindles volume or the place capacity of subsequent treatment structure; Second stage is sludge digestion, makes the organic substance decomposing in mud; Phase III is sludge dewatering, makes mud further subtract appearance; Fourth stage is sludge treatment, adopts certain approach that final mud is dissolved.In the clear liquid that produces of each stage or filtrate, still contain a large amount of pollutants above, thereby should send back in sewage disposal system and processed.Above typical sludge treatment technique flow process, can make mud after treatment, realizes " Four Modernizations ":
(1) minimizing: because sludge moisture content is very high, volume is very large, and is mobility.After the above flow processing, sludge volume reduces to ten original parts, and is changed into solid-stately by liquid state, is convenient to transport and dissolve.
(2) stabilisation: in mud, content of organics is very high, very easily corrupt and produce stench.After the processing of digestion phase in above flow process, the conversion that is decomposed of putrefactive partial organic substances, is difficult for corruptly, and stench reduces greatly, convenient transport and disposing.
(3) innoxious: in mud, especially, in primary sludge, to contain a large amount of pathogens, parasitic ovum and virus, easily cause infectious disease large area to propagate.Through the digestion phase in above flow process, can kill most relation by marriage worm's ovum, pathogen and virus, greatly improve the sanitary index of mud.
(4) resource: mud is a kind of resource, wherein contains a lot of heats, its calorific value is between 10000~15000kJ/kg (dry mud), higher than Coal and coke.In addition, also containing abundant nitrogen phosphorus potassium in mud, is the organic manure with higher fertilizer efficiency.By the digestion phase in above flow process, organic matter can be changed into biogas, heat is wherein utilized, also can further improve its fertilizer efficiency simultaneously.The concentrated normal technique adopting of mud has gravity concentration, centrifugal concentrating and air supporting concentrated etc.Sludge digestion can be divided into anaerobic digestion and the large class of aerobic sigestion two.Sludge dewatering can be divided into nature mummification and the large class of mechanical dehydration two.Conventional mechanical dehydration technique has belt type filter-pressing dehydration plant, centrifugal dehydration etc.The approach of sludge treatment is a lot, mainly contains agricultural use, sanitary landfills, burning and production construction material etc.
Be more than typical sludge treatment technique flow process, obtained in various places generally adopting.But various processing methods all exist a lot of deficiencies.Long processing period or consume the energy large.
Fertilizers for potted flowers is the source of flowers nutriment, fertilising rationally whether, directly have influence on the g and D of flowers, be related to output and the quality of flowers.The element that growth and development of plants needs is many, main component is nitrogen, phosphorus, potassium " three elements ", is secondly calcium, iron, sulphur, magnesium, boron, manganese, copper, zinc, cobalt, carbon, hydrogen, oxygen, carbon wherein, hydrogen, oxygen, can from water and air, obtain, all the other elements need to absorb from soil.Nitrogen, phosphorus, potassium, it is inadequate supplying with by compost merely, therefore, need to supplement by applying fertilizer.
Summary of the invention
The object of the invention is to provide a kind of method of utilizing mud to prepare flower nutrition soil, realizes the resource of mud.
Technical scheme of the present invention is:
Utilize mud to prepare a method for flower nutrition soil, comprise the steps:
A adds powder of straw, ash in mud, is uniformly mixed, and the weight ratio of mud, powder of straw, ash is 100 ﹕ 10-20 ﹕ 2-5;
The compound that b obtains step a carries out compost, and compost specification is: pile round table-likely, pile high 2-2.5 rice, heap end diameter 3-5 rice;
C carried out a turning every 24 hours, control moisture content at 55-60%, after turning completes, on heap, inserted wireway;
D compost obtains flower nutrition soil after 5-8 days.
Described mud is the mud obtaining after Biological Treatment of Wastewater, i.e. mud in bio-aeration pool contains a large amount of active bacterium in this mud.When for compost, can additionally not add leavening.
The structure of described wireway is: comprise the body of both ends open, on described body, have air-vent.
The present invention compared with prior art tool has the following advantages:
1, the flower nutrition clay fertilizer that prepared by method of the present invention is imitated, and the element that comprises the various plants needs such as nitrogen, phosphorus, potassium, calcium, iron, sulphur, magnesium, boron, manganese, copper, zinc, cobalt, carbon is safe and convenient to use.
2, Treatment of Sludge and flower planting are organically combined, realized the resource of mud and innoxious.
figure of description
Fig. 1 is the view of compost exhaust;
Fig. 2 is the structural representation of wireway;
In figure, Reference numeral is: 1-body, 2-air-vent, the fertile heap of 3-.
Embodiment
Embodiment 1
Utilize mud to prepare a method for flower nutrition soil, comprise the steps:
A adds powder of straw, ash in mud, is uniformly mixed, and the weight ratio of mud, powder of straw, ash is 100 ﹕ 10 ﹕ 5;
The compound that b obtains step a carries out compost, and compost specification is: pile round table-like, pile high 2.5 meters, heap 5 meters of the diameters in the end;
C carried out a turning every 24 hours, control moisture content at 55-60%, after turning completes, on heap, inserted wireway;
D compost obtains flower nutrition soil after 8 days.
Described mud is the mud obtaining after Biological Treatment of Wastewater, i.e. mud in bio-aeration pool contains a large amount of active bacterium in this mud.When for compost, can additionally not add leavening.
The structure of described wireway is: comprise the body of both ends open, on described body, have air-vent, air-vent is circular port, spreads on body.
Embodiment 2
Utilize mud to prepare a method for flower nutrition soil, comprise the steps:
A adds powder of straw, ash in mud, is uniformly mixed, and the weight ratio of mud, powder of straw, ash is 100 ﹕ 20 ﹕ 2;
The compound that b obtains step a carries out compost, and compost specification is: pile round table-like, pile high 2 meters, heap 3 meters of the diameters in the end;
C carried out a turning every 24 hours, control moisture content at 55-60%, after turning completes, on heap, inserted wireway;
D compost obtains flower nutrition soil after 5 days.
Described mud is the mud obtaining after Biological Treatment of Wastewater, i.e. mud in bio-aeration pool contains a large amount of active bacterium in this mud.When for compost, can additionally not add leavening.
The structure of described wireway is: comprise the body of both ends open, on described body, have air-vent, air-vent is circular port, spreads on body.
Claims (3)
1. utilize mud to prepare a method for flower nutrition soil, it is characterized in that, comprise the steps:
A adds powder of straw, ash in mud, is uniformly mixed, and the weight ratio of mud, powder of straw, ash is 100 ﹕ 10-20 ﹕ 2-5;
The compound that b obtains step a carries out compost, and compost specification is: pile round table-likely, pile high 2-2.5 rice, heap end diameter 3-5 rice;
C carried out a turning every 24 hours, control moisture content at 55-60%, after turning completes, on heap, inserted wireway;
D compost obtains flower nutrition soil after 5-8 days.
2. a kind of method of utilizing mud to prepare flower nutrition soil according to claim 1, is characterized in that, described mud is the mud in bio-aeration pool.
3. a kind of method of utilizing mud to prepare flower nutrition soil according to claim 1, is characterized in that, the structure of wireway is: comprise the body of both ends open, on described body, have air-vent.
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105601404A (en) * | 2014-11-24 | 2016-05-25 | 丹阳市皇美花卉园艺公司 | Production method of nutrient soil for flower plantation |
BE1023037B1 (en) * | 2015-08-06 | 2016-11-09 | Sous Les Fraises Sas | Process for obtaining a vegetable support for the cultivation of plants, the cultivation method and the intermediate assembly of the homogeneous material and incineration ashes for implementing the process for obtaining the support |
CN114287315A (en) * | 2021-12-24 | 2022-04-08 | 南京小田网络科技有限公司 | Gardening nutrient soil produced by composting urban domestic sludge |
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JPH11228267A (en) * | 1998-02-17 | 1999-08-24 | Nippon Paper Industries Co Ltd | Production of fertilizer from organic sludge |
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CN102372515A (en) * | 2010-08-24 | 2012-03-14 | 徐向金 | Organic fertilizer produced by using sludge |
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Patent Citations (6)
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JPS6090886A (en) * | 1983-10-22 | 1985-05-22 | 田原 清男 | Manufacture of compost |
JPH11228267A (en) * | 1998-02-17 | 1999-08-24 | Nippon Paper Industries Co Ltd | Production of fertilizer from organic sludge |
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Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105601404A (en) * | 2014-11-24 | 2016-05-25 | 丹阳市皇美花卉园艺公司 | Production method of nutrient soil for flower plantation |
BE1023037B1 (en) * | 2015-08-06 | 2016-11-09 | Sous Les Fraises Sas | Process for obtaining a vegetable support for the cultivation of plants, the cultivation method and the intermediate assembly of the homogeneous material and incineration ashes for implementing the process for obtaining the support |
WO2017021486A1 (en) * | 2015-08-06 | 2017-02-09 | Sous Les Fraises Sas | Method for producing a plant substrate for cultivating plants, cultivation method, and intermediate combination of homogeneous material and incineration ashes for carrying out the substrate production method |
US20200077604A1 (en) * | 2015-08-06 | 2020-03-12 | Sous Les Fraises Sas | Method for obtaining a growth medium for growing plants, the growth method and the intermediate mixture of the homogeneous material and inceration ash for inplementing the method for obtaining the medium |
CN114287315A (en) * | 2021-12-24 | 2022-04-08 | 南京小田网络科技有限公司 | Gardening nutrient soil produced by composting urban domestic sludge |
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Application publication date: 20141008 |