CN111109045A - Method for preparing flower cultivation soil by using wool washing sludge - Google Patents

Method for preparing flower cultivation soil by using wool washing sludge Download PDF

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Publication number
CN111109045A
CN111109045A CN201911399414.5A CN201911399414A CN111109045A CN 111109045 A CN111109045 A CN 111109045A CN 201911399414 A CN201911399414 A CN 201911399414A CN 111109045 A CN111109045 A CN 111109045A
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CN
China
Prior art keywords
wool
sludge
wool washing
cultivation soil
flower cultivation
Prior art date
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Pending
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CN201911399414.5A
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Chinese (zh)
Inventor
蔡立新
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Jiangsu Peilei Medium Technology Development Co ltd
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Jiangsu Peilei Medium Technology Development Co ltd
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Priority to CN201911399414.5A priority Critical patent/CN111109045A/en
Publication of CN111109045A publication Critical patent/CN111109045A/en
Pending legal-status Critical Current

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    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01GHORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
    • A01G24/00Growth substrates; Culture media; Apparatus or methods therefor
    • A01G24/10Growth substrates; Culture media; Apparatus or methods therefor based on or containing inorganic material
    • A01G24/12Growth substrates; Culture media; Apparatus or methods therefor based on or containing inorganic material containing soil minerals
    • A01G24/15Calcined rock, e.g. perlite, vermiculite or clay aggregates
    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01GHORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
    • A01G24/00Growth substrates; Culture media; Apparatus or methods therefor
    • A01G24/10Growth substrates; Culture media; Apparatus or methods therefor based on or containing inorganic material
    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01GHORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
    • A01G24/00Growth substrates; Culture media; Apparatus or methods therefor
    • A01G24/20Growth substrates; Culture media; Apparatus or methods therefor based on or containing natural organic material
    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01GHORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
    • A01G24/00Growth substrates; Culture media; Apparatus or methods therefor
    • A01G24/20Growth substrates; Culture media; Apparatus or methods therefor based on or containing natural organic material
    • A01G24/22Growth substrates; Culture media; Apparatus or methods therefor based on or containing natural organic material containing plant material
    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01GHORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
    • A01G24/00Growth substrates; Culture media; Apparatus or methods therefor
    • A01G24/20Growth substrates; Culture media; Apparatus or methods therefor based on or containing natural organic material
    • A01G24/28Growth substrates; Culture media; Apparatus or methods therefor based on or containing natural organic material containing peat, moss or sphagnum
    • CCHEMISTRY; METALLURGY
    • C05FERTILISERS; MANUFACTURE THEREOF
    • C05DINORGANIC FERTILISERS NOT COVERED BY SUBCLASSES C05B, C05C; FERTILISERS PRODUCING CARBON DIOXIDE
    • C05D9/00Other inorganic fertilisers
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02WCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W30/00Technologies for solid waste management
    • Y02W30/40Bio-organic fraction processing; Production of fertilisers from the organic fraction of waste or refuse

Abstract

The invention discloses a method for preparing flower cultivation soil by using wool washing sludge, which comprises the steps of decomposing the wool washing sludge, preparing organic wool sludge materials, preparing the flower cultivation soil and the like. Wherein, a large amount of lanolin is separated from wool washing sewage by a mechanical centrifugation method before wool washing sludge is decomposed, so that later fermentation and decomposition are facilitated. The wool washing sludge after fermentation and decomposition is acidic in nature and contains rich nutrient substances. The wool sludge organic material prepared from the wool washing sludge is added to acidify and improve the soil, so that the pH value of the flower cultivation soil is adjusted, and the nutrient content of the flower cultivation soil is enriched; the deeply fermented wool washing sludge does not contain harmful substances, but can increase the water absorption and retention capacity of the substrate, create a suitable soil environment for the growth of flower plants, and have good economic and environmental benefits.

Description

Method for preparing flower cultivation soil by using wool washing sludge
Technical Field
The invention relates to a method for preparing flower cultivation soil by using wool washing sludge.
Technical Field
China is one of the large countries for flower production, and the pH value of the soil suitable for the growth of most flower plants is neutral or slightly acidic, so that the preparation of flower culture soil is an important work for adjusting the pH value of the soil. The wool washing sludge is a product obtained by treating wool washing wastewater of a wool imitation factory, and contains abundant fatty acid, high molecular alcohol, various organic acid salts, inorganic salts, plant spurs and the like. Therefore, the wool washing sludge can be used as an organic material for preparing flower cultivation soil, so that the nutrient content of the flower cultivation soil can be enriched, the growth of flower plants is facilitated, a solution and thought can be provided for the wool washing sewage treatment problem, waste is turned into wealth, and the economic benefit is improved.
Disclosure of Invention
In order to solve the problems and achieve the aim, the invention provides a method for preparing flower cultivation soil by using wool washing sludge, which has the following specific technical scheme:
a method for preparing flower cultivation soil by using wool washing sludge comprises the following steps:
1) wool washing sludge decomposition: separating a large amount of lanolin from wool washing sewage led from a wool washing workshop by a mechanical centrifugation method, and deeply fermenting and decomposing the residual sludge to prepare wool washing sludge decomposed coarse material for later use;
2) preparing a wool sludge organic material: mixing the wool washing sludge decomposed in the step 1) with biochar and decomposed straw powder, adding beneficial bacteria, fully and uniformly mixing, covering with plastic paper, and performing secondary fermentation and decomposition to obtain a wool sludge organic material;
3) preparing flower cultivation soil: adding the wool sludge organic material prepared in the step 2) into field soil, adding turfy soil, vermiculite and perlite in a certain proportion, fully mixing and stirring uniformly to obtain the wool sludge washing flower cultivation soil.
As a preferred technical solution, in the step 1), the deep fermentation and decomposition includes the sub-steps of: aerobic fermentation, anaerobic fermentation and compost maturity, wherein the aerobic fermentation lasts for 30-40 days, the anaerobic fermentation lasts for 50-60 days, and the compost maturity lasts for 45-60 days, so that the macromolecular organic matters in the wool washing sludge are thoroughly decomposed.
In the step 1), the mechanical centrifugation method is preferably implemented by separating large solid particles from wool washing wastewater introduced from a wool washing workshop in a centrifuge in advance, heating the wool washing wastewater, and transferring the wool washing wastewater to a smaller centrifuge for oil and fat separation.
In a more preferred embodiment, the large solid particles are separated, and the diameter of the separated solid particles is 10 μm or more.
According to a further preferable technical scheme, the wool washing sewage is heated by using a special heating tank or a centrifuge provided with a heating jacket, and the temperature is 80-90 ℃.
As a preferable technical scheme, in the step 2), the volume ratio of the decomposed wool washing sludge to the biological carbon to the decomposed straw powder is as follows: thoroughly decomposed wool washing sludge: biochar: the ratio of the thoroughly decomposed straw powder is 2-4: 0.5-1.5: 10-15.
In a preferable technical scheme, in the step 2), the added beneficial bacteria are EM flora, and the adding amount of the beneficial bacteria is 1-2wt% of the total weight of the decomposed wool washing sludge, the biochar and the decomposed straw powder mixture.
As a preferred technical scheme, in the step 3), the prepared flower cultivation soil comprises the following components in parts by weight: 15-20 parts of wool sludge organic materials, 200-220 parts of field soil, 10-15 parts of vermiculite and 5-10 parts of perlite.
According to a further preferable technical scheme, the specifications of the vermiculite and the perlite are both 2-8 mm.
Has the advantages that:
the wool washing sludge is acidic after fermentation and decomposition, and contains rich nutrient substances. The wool sludge organic material prepared from the wool washing sludge is added to acidify and improve the soil, so that the pH value of the flower cultivation soil is adjusted, and the nutrient content of the flower cultivation soil is enriched; the deeply fermented wool washing sludge does not contain harmful substances, but can increase the water absorption and retention capacity of the substrate, create a suitable soil environment for the growth of flower plants, and have good economic and environmental benefits.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the technical solutions of the present invention will be clearly and completely described below with reference to the embodiments.
Example 1
The embodiment is to prepare the flower cultivation soil prepared from wool washing sludge, and the method comprises the following steps:
1) wool washing sludge decomposition: and (3) separating a large amount of lanolin from wool washing sewage led from a wool washing workshop by a mechanical centrifugation method, and deeply fermenting and decomposing the residual sludge to prepare wool washing sludge decomposed coarse material for later use. Wherein, the mechanical centrifugation method comprises the following steps: the wool washing sewage from wool washing workshop is separated from larger solid particles with diameter of above 10 μm in advance on a centrifuge, then the wool washing sewage is heated to 80 ℃ by using a special heating tank (if a heating jacket is arranged on the centrifuge, the wool washing sewage is not needed), and then the wool washing sewage is transferred to a smaller centrifuge for grease separation, about 50% of wool fat can be removed by the process, and the deep fermentation and decomposition in later period are facilitated. The deep fermentation and decomposition comprises the following substeps: aerobic fermentation, anaerobic fermentation and compost maturity, wherein the aerobic fermentation lasts for 40 days, the anaerobic fermentation lasts for 60 days, and the compost maturity lasts for 60 days, so that the macromolecular organic matters in the wool washing sludge are thoroughly decomposed.
2) Preparing a wool sludge organic material: mixing the wool washing sludge decomposed in the step 1) with biochar and decomposed straw powder, adding beneficial bacteria, fully and uniformly mixing, covering with plastic paper, and performing secondary fermentation and decomposition to obtain the wool sludge organic material. The volume ratio of the thoroughly decomposed wool washing sludge to the mixture of the biological carbon and the thoroughly decomposed straw powder is as follows: thoroughly decomposed wool washing sludge: biochar: the rotten straw powder is =2:0.5: 10; the added beneficial bacteria are EM flora, and the adding amount of the beneficial bacteria is 2wt% of the total weight of the decomposed wool washing sludge, the biochar and the decomposed straw powder mixture.
3) Preparing flower cultivation soil: adding the wool sludge organic material prepared in the step 2) into field soil, adding turfy soil, vermiculite and perlite in a certain proportion, fully mixing and stirring uniformly to obtain the wool sludge washing flower cultivation soil. The wool washing sludge flower cultivation soil comprises the following components in parts by weight: 15 parts of wool sludge organic material, 200 parts of field soil, 10 parts of vermiculite and 5 parts of perlite; the specification of the vermiculite and the specification of the perlite are both 2-8 mm.
Example 2
In this embodiment, a flower cultivation soil prepared from wool washing sludge is prepared, which is the same as that in embodiment 1, except that:
1) heating wool washing sewage to 85 ℃ by a mechanical centrifugal method in the wool washing sludge decomposing process, and removing 60% of wool fat; the deep fermentation and decomposition time in the later period is 35 days of aerobic fermentation, 55 days of anaerobic fermentation and 50 days of compost decomposition, so that the macromolecular organic matters in the wool washing sludge are completely decomposed.
2) The volume ratio of the thoroughly decomposed wool washing sludge to the biological carbon and the thoroughly decomposed straw powder in the prepared wool sludge organic material is as follows: thoroughly decomposed wool washing sludge: biochar: the rotten straw powder is =3:1: 12; the adding amount of the beneficial EM flora is 1.5wt% of the total weight of the decomposed wool washing sludge, the biochar and the decomposed straw powder mixture.
3) The prepared flower cultivation soil comprises the following components in parts by weight: 18 parts of wool sludge organic material, 210 parts of field soil, 12 parts of vermiculite and 8 parts of perlite.
Example 3
In this embodiment, a flower cultivation soil prepared from wool washing sludge is prepared, which is the same as in embodiment 1, except that:
1) heating wool washing sewage to 90 ℃ by a mechanical centrifugal method in the wool washing sludge decomposing process, and removing 65% of wool fat; the deep fermentation and decomposition time in the later period is 30 days of aerobic fermentation, 50 days of anaerobic fermentation and 45 days of compost decomposition, so that the macromolecular organic matters in the wool washing sludge are completely decomposed.
2) The volume ratio of the thoroughly decomposed wool washing sludge to the biological carbon and the thoroughly decomposed straw powder in the prepared wool sludge organic material is as follows: thoroughly decomposed wool washing sludge: biochar: the rotten straw powder is =4:1.5: 15; the adding amount of the beneficial EM flora is 2wt% of the total weight of the decomposed wool washing sludge, the biochar and the decomposed straw powder mixture.
3) The prepared flower cultivation soil comprises the following components in parts by weight: 20 parts of wool sludge organic material, 220 parts of field soil, 15 parts of vermiculite and 10 parts of perlite.
The wool washing sludge is acidic after fermentation and decomposition, and contains rich nutrient substances. The wool sludge organic material prepared from the wool washing sludge is added to acidify and improve the soil, so that the pH value of the flower cultivation soil is adjusted, and the nutrient content of the flower cultivation soil is enriched; the deeply fermented wool washing sludge does not contain harmful substances, but can increase the water absorption and retention capacity of the substrate, create a suitable soil environment for the growth of flower plants, and have good economic and environmental benefits.
While the invention has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes may be made and equivalents may be substituted for elements thereof without departing from the scope of the invention. However, any simple modification, equivalent change and modification of the above embodiments according to the technical essence of the present invention are within the protection scope of the technical solution of the present invention.

Claims (9)

1. The method for preparing the flower cultivation soil by using the wool washing sludge is characterized by comprising the following steps: comprises the following steps:
1) wool washing sludge decomposition: separating a large amount of lanolin from wool washing sewage led from a wool washing workshop by a mechanical centrifugation method, and deeply fermenting and decomposing the residual sludge to prepare wool washing sludge decomposed coarse material for later use;
2) preparing a wool sludge organic material: mixing the wool washing sludge decomposed in the step 1) with biochar and decomposed straw powder, adding beneficial bacteria, fully and uniformly mixing, covering with plastic paper, and performing secondary fermentation and decomposition to obtain a wool sludge organic material;
3) preparing flower cultivation soil: adding the wool sludge organic material prepared in the step 2) into field soil, adding turfy soil, vermiculite and perlite in a certain proportion, fully mixing and stirring uniformly to obtain the wool sludge washing flower cultivation soil.
2. A method for making a flower cultivation soil using wool washing sludge according to claim 1, wherein: in step 1), the deep fermentation and decomposition comprises the following substeps: aerobic fermentation, anaerobic fermentation and compost maturity, wherein the aerobic fermentation lasts for 30-40 days, the anaerobic fermentation lasts for 50-60 days, and the compost maturity lasts for 45-60 days, so that the macromolecular organic matters in the wool washing sludge are thoroughly decomposed.
3. A method for making a flower cultivation soil using wool washing sludge according to claim 1, wherein: in the step 1), the mechanical centrifugation method comprises the steps of separating larger solid particles from wool washing sewage led from a wool washing workshop on a centrifuge in advance, heating the wool washing sewage, and transferring the wool washing sewage to a smaller centrifuge for grease separation.
4. A method for making flower cultivation soil using wool washing sludge according to claim 3, wherein: the separation of the larger solid particles is carried out, and the diameter of the separated solid particles is more than 10 mu m.
5. A method for making flower cultivation soil using wool washing sludge according to claim 3, wherein: the wool washing sewage is heated by using a special heating tank or a centrifuge provided with a heating sleeve, and the temperature is 80-90 ℃.
6. A method for making a flower cultivation soil using wool washing sludge according to claim 1, wherein: in the step 2), the volume ratio of the thoroughly decomposed wool washing sludge to the mixture of the biological carbon and the thoroughly decomposed straw powder is as follows: thoroughly decomposed wool washing sludge: biochar: the ratio of the thoroughly decomposed straw powder is 2-4: 0.5-1.5: 10-15.
7. A method for making a flower cultivation soil using wool washing sludge according to claim 1, wherein: in the step 2), the added beneficial bacteria are EM flora, and the adding amount is 1-2wt% of the total weight of the decomposed wool washing sludge, the biochar and the decomposed straw powder mixture.
8. A method for making a flower cultivation soil using wool washing sludge according to claim 1, wherein: in the step 3), the prepared flower cultivation soil comprises the following components in parts by weight: 15-20 parts of wool sludge organic materials, 200-220 parts of field soil, 10-15 parts of vermiculite and 5-10 parts of perlite.
9. A method for making flower-cultivation soil using wool-washing sludge according to claim 8, wherein: the specifications of the vermiculite and the perlite are both 2-8 mm.
CN201911399414.5A 2019-12-30 2019-12-30 Method for preparing flower cultivation soil by using wool washing sludge Pending CN111109045A (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112602558A (en) * 2020-12-17 2021-04-06 江苏培蕾基质科技发展有限公司 Soilless culture substrate with mixed fermentation material replacing imported coconut chaff and preparation method
CN112655517A (en) * 2020-12-17 2021-04-16 江苏培蕾基质科技发展有限公司 Seedling culture medium with fermentation material replacing imported grass carbon and preparation method thereof

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CN206408041U (en) * 2017-01-10 2017-08-15 钦州学院 A kind of oil separation system
CN110002923A (en) * 2019-04-02 2019-07-12 无锡希洁环保技术有限公司 A kind of preparation method of organic soil conditioner
CN110105095A (en) * 2019-05-23 2019-08-09 南京万德斯环保科技股份有限公司 A kind of innoxious and recycling processing method of kitchen garbage

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54130351A (en) * 1978-03-30 1979-10-09 Toyo Boseki Preparation of soil improving agent
CN101100399A (en) * 2007-06-07 2008-01-09 江阴盛大生物技术有限公司 Method for preparing biological organic fertilizer by using wool offcuts and Lycoris radiata extraction waste residue
CN101781130A (en) * 2010-02-04 2010-07-21 大连工业大学 Method for preparing compost by washing wool junk microbial fermentation
CN102775914A (en) * 2012-08-02 2012-11-14 云南茂森林化科技开发有限公司 Separation method of middle-layer resin liquid
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CN105925361A (en) * 2016-04-13 2016-09-07 江苏维尔利环保科技股份有限公司 Pretreatment method of anaerobic digestion treatment of kitchen garbage
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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112602558A (en) * 2020-12-17 2021-04-06 江苏培蕾基质科技发展有限公司 Soilless culture substrate with mixed fermentation material replacing imported coconut chaff and preparation method
CN112655517A (en) * 2020-12-17 2021-04-16 江苏培蕾基质科技发展有限公司 Seedling culture medium with fermentation material replacing imported grass carbon and preparation method thereof

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Application publication date: 20200508