CN107522524A - It is a kind of to utilize nursery soil of residual active sludge in sewage treatment plants and preparation method thereof - Google Patents
It is a kind of to utilize nursery soil of residual active sludge in sewage treatment plants and preparation method thereof Download PDFInfo
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- CN107522524A CN107522524A CN201710847781.1A CN201710847781A CN107522524A CN 107522524 A CN107522524 A CN 107522524A CN 201710847781 A CN201710847781 A CN 201710847781A CN 107522524 A CN107522524 A CN 107522524A
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- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05D—INORGANIC FERTILISERS NOT COVERED BY SUBCLASSES C05B, C05C; FERTILISERS PRODUCING CARBON DIOXIDE
- C05D1/00—Fertilisers containing potassium
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Abstract
The present invention relates to a kind of using nursery soil of residual active sludge in sewage treatment plants and preparation method thereof, belong to excess sludge recycling and recycle field.The present invention is to replace traditional nursery that the native method in new environment-friendly type nursery is made out with the peat soil in soil using the residual active sludge in sewage treatment plants to comprise the following steps：Sludge mellow soil is made by SACT sludge composting techniques in residual active sludge caused by sewage treatment plants；Garden mould, river sand and wood chip, mix are proportionally added into according to different types of potted flower；Add plant ash regulation acid-base value；Soil is carried out disinfection with cooking process；Then enter luggage basin and top dressing.The present invention, with sludge composting replacing fertilizer or part nutrient solution, chemical fertilizer or nutrient solution dosage can be both saved, and can be that sludge find a preferable outlet again, not only with preferable economic benefit, more have significant environmental benefit and social benefit.
Description
Technical field
The present invention relates to a kind of method that nursery soil is configured using residual active sludge in sewage treatment plants, belong to
Excess sludge recycling recycles field.
Background technology
Substrate seedling and substrate culture are because root system is limited by container, and the stress of nutrient, moisture and air is very big, institute
It is very high with the requirement to matrix.Organic culture substrate is divided into two classes at present, and one kind is the loam mixed-matrix using natural soil,
It is main native as stock by the use of red soil and field, it is equipped with peat soil and river sand etc..The advantages of this kind of mixed-matrix be containing compared with
More nutrients, particularly N, P trace element, but the shortcomings that unit weight is big, sterilization is inconvenient, easily grows disease be present.Organic group
The another kind of of matter is non-loam mixed-matrix, such as peat growing medium.This kind of matrix have material is homogeneous, in light weight, processing is convenient,
The advantages of being easy to sterilization, but because contained nutrient is few, it is necessary to the necessary complement of N, P and trace element is given, simultaneously because slow
Punching performance is low, and concentration is also easy to produce larger fluctuation.The most of non-loam cultivation matrix stock are peat, are frog stone in addition
And perlite.But compared with water planting and traditional substrate culture, the research to new organic culture substrate is still in the starting stage.
And produce substantial amounts of residual active sludge in sewage treatment plants at present and can not effectively utilize, it is a large amount of discarded, it is dirty
Environment is contaminated, if being made full use of, you can find a preferable outlet for sludge, there is preferable economic benefit again, more
There are significant environmental benefit and social benefit.
The content of the invention
Problem is recycled for the recycling of residual active sludge, primary and foremost purpose of the invention is that providing a kind of utilize gives birth to
The method of sewage treatment plant residual active sludge configuration nursery soil living, the advantage is that with sludge composting replacing fertilizer or part
Nutrient solution, chemical fertilizer or nutrient solution dosage can be both saved, and can be that sludge finds a preferable outlet again, not only there is preferably warp
Ji benefit, more has significant environmental benefit and social benefit, therefore for field crop and vegetables, sludge composting is more suitable
Share in flower plant, especially as cultivation matrix.
The technical solution adopted by the present invention is：Use in a kind of nursery using residual active sludge in sewage treatment plants
Soil, it is made up of sludge mellow soil, gardens soil, river sand or sea sand, wood chip and plant ash；Described sludge mellow soil is by sanitary sewage
Residual active sludge caused by reason factory is made by SACT sludge composting techniques.
A kind of above-mentioned nursery soil using residual active sludge in sewage treatment plants, it is by weight ratio, dirty
Mud mellow soil 30-50 parts, gardens soil 30-50 parts, river sand or sea sand 10-20 parts, wood chip 5-10 parts, the dosage of plant ash is regulation pH
To 4-8.
A kind of preparation method using the nursery soil of residual active sludge in sewage treatment plants, including following step
Suddenly：
1) sludge mellow soil is made by SACT sludge composting techniques in residual active sludge caused by sewage treatment plants.
2) gardens soil, river sand or sea sand are pre-processed；Preferably,
Gardens soil pretreatment be：Gardens soil is sieved using gravity, removes weeds, fallen leaves and tree root therein.
The pretreatment of river sand is：River sand is sieved and removes bulk sandstone, is placed in being exposed to the sun 2-3 days under burning sun, kills germ
With worm's ovum.
The pretreatment of sea sand is：Sea sand is rinsed to neutrality with clear water.
3) above-mentioned proportioning is pressed, is stocked up；First into mixer add sludge mellow soil, sequentially add gardens soil, river sand or
Sea sand, after being sufficiently stirred, composite soil to be taken out, pine spreads uniform, smooth, thickness 15-20cm, dries 3-5 days, claps hack group,
Mass of soil is set to be not more than 2cm；Then wood chip is added, is mixed thoroughly again, is eventually adding plant ash, pH to 4-8 is adjusted, obtains compost.
Preferably, it is according to different types of potted flower, the proportioning of each raw material：
For acid resistance flowers：By 40 parts of sludge mellow soil, 45 parts of gardens soil, 10 parts of river sand, 5 parts of wood chip, the use of plant ash
Measure as regulation pH to 4-5 stocks；Described acid resistance flowers can be the plant such as azalea, hydrangea, gardenia or flame nettle.
For faintly acid flowers：By 45 parts of sludge mellow soil, 30 parts of gardens soil, 20 parts of river sand, 5 parts of wood chip, the use of plant ash
Measure as regulation pH to 5-6 stocks；Described faintly acid flowers can be to lose red top, primrose, camellia, jasmine or Milan etc. to plant
Strain.
For neutral partially slightly sour flowers：By 40 parts of sludge mellow soil, 40 parts of gardens soil, 20 parts of river sand, 10 parts of wood chip, plant ash
Dosage for regulation pH to 6-7 stock；The described partially slightly sour flowers of neutrality can be chrysanthemum, Chinese rose, hyacinth, kaffir lily or purple
The plant such as yulan.
For neutral partially micro- alkali flowers：By 35 parts of sludge mellow soil, 35 parts of gardens soil, 20 parts of river sand, 10 parts of wood chip, plant ash
Dosage for regulation pH to 7-8 stock.The described partially micro- alkali flowers of neutrality can be the plant such as rose, fish pelargonium or winter jasmine.
4) by compost, carried out disinfection with cooking process, fill basin.
The beneficial effects of the invention are as follows：
1) part of the sludge as organic waste, its compost, which is used as cultivation matrix, has clear advantage, by sludge
The component of compost is understood, containing nitrogen, the phosphorus equivalent to barnyard manure in sludge composting, also containing a great number of elements such as potassium, calcium, iron, sulphur, magnesium
Nutritional ingredient, also containing zinc, copper, boron, manganese, aluminium etc. trace element nutritional ingredient., can be with moreover, nitrogen, phosphorus are mostly organic
Slowly discharge and there is long-term effect.
2) different from field crop and vegetables, flower plant provides departing from the food chain of people for urban garden and green space system
Objective organic fertilizer.Cultivation base is more in suburbs, and sludge composting uses ground from the generation of sludge and the place of manufacture compost
Close, freight is low；Sludge composting density is small, and transport is more convenient；Access approaches are also extensive.
3) contain pathogen and parasitic ovum in sludge, but pass through Composting treatment, it is up to several caused by microbial action
The high temperature of Baidu kills these pest and disease damages, therefore sludge composting is substantially sterile, available for soilless culture.
4) with sludge composting replacing fertilizer or part nutrient solution, chemical fertilizer or nutrient solution dosage can have both been saved, can be sludge again
A preferable outlet is found, not only with preferable economic benefit, more there is significant environmental benefit and social benefit therefore phase
For field crop and vegetables, sludge composting is particularly suited for flower plant, especially as cultivation matrix.
Brief description of the drawings
Fig. 1 is the native preparation process figure in nursery.
Fig. 2 is dress basin flow.
Embodiment
Below by specific embodiment, the present invention will be further described, but the invention is not limited in this.Due to various regions
The property of residual active sludge caused by sewage treatment plant difference, pretreatment parameter can also produce respective change, therefore
On the premise of the essence of the present invention and scope, key parameter in the present invention can be made the appropriate adjustments.
Embodiment 1
(1) sludge mellow soil is prepared
Residual active sludge comes from residual active sludge caused by the secondary sedimentation tank of sewage treatment work of state's electricity Shenyang the north.Activity
The testing result of sludge is as shown in table 1.
Table 1
Report number (Report ID)：GZBZ9EOA52935502-1
Sludge mellow soil is made by SACT sludge composting techniques in residual active sludge.
(2) Feedstock treating
1st, gardens soil pretreatment be：Gardens soil is sieved using gravity, is sieved by screening machine (1.5mm), removes it
In weeds, fallen leaves and tree root.
2nd, the pretreatment of river sand is：River sand is sieved by screening machine (1.5mm), bulk sandstone is removed, is placed in cement
On floor, it is exposed to the sun under burning sun 2-3 days, kills germ and worm's ovum.
3rd, the pretreatment of sea sand is：Sea sand is rinsed to neutrality with clear water.
(3) compost is prepared
According to different types of potted flower, by the proportioning of table 2, stock；Sludge mellow soil is first added into mixer, then is added successively
Enter gardens soil, river sand or sea sand, after being sufficiently stirred, composite soil is taken out, uniform, smooth in pine paving on concrete floor, thickness is about
17cm, dry 3-5 days, clap hack group, mass of soil is not more than 2cm；Then wood chip is added, is mixed thoroughly again, is eventually adding plant ash,
PH is adjusted, obtains compost.
Table 2
(4) sterilize
The compost prepared is put into container, using cooking process, sterilized 30 minutes.
(5) basin, cultivation are filled
Before filling basin, the delivery port in basin bottom, stacked on two blocks of tiles, after delivery port folds tile, in basin bottom layer overlay 1cm
The compost of left and right, the different plants trimmed are placed in corresponding basin, 2-3cm space is left between plant and flowerpot.
Reserved space is filled up with compost.
The nursery of the present invention is comprehensively balanced with native nutriment, and nutriment needed for growth period can be provided for flowers, fits
In the various flowers of plantation；Flourishing after use, leaf color is dark green, and pattern is bright-coloured, longer blooming period；Preparation method is simple, uses effect
Fruit is good, and cost is cheap.
Claims (7)
1. a kind of nursery soil using residual active sludge in sewage treatment plants, it is characterised in that by sludge mellow soil, garden
Woods soil, river sand or sea sand, wood chip and plant ash composition；Described sludge mellow soil is will be remaining living caused by sewage treatment plants
Property sludge is made by SACT sludge composting techniques.
2. a kind of nursery soil using residual active sludge in sewage treatment plants according to claim 1, it is special
Sign is, by weight ratio, sludge mellow soil 30-50 parts, gardens soil 30-50 parts, river sand or sea sand 10-20 parts, wood chip 5-10
Part, the dosage of plant ash is regulation pH to 4-8.
A kind of 3. preparation method using the nursery soil of residual active sludge in sewage treatment plants, it is characterised in that bag
Include following steps：
1) sludge mellow soil is made by SACT sludge composting techniques in residual active sludge caused by sewage treatment plants；
2) gardens soil, river sand or sea sand are pre-processed；
3) proportioning as described in claim 2, stock；Sludge mellow soil is first added into mixer, sequentially adds gardens soil, river
Husky or sea sand, after being sufficiently stirred, composite soil is taken out, and pine spreads uniform, smooth, thickness 15-20cm, is dried 3-5 days, claps hack
Group, makes mass of soil be not more than 2cm；Then wood chip is added, is mixed thoroughly again, is eventually adding plant ash, pH to 4-8 is adjusted, obtains compost；
4) by compost, carried out disinfection with cooking process, fill basin.
A kind of 4. preparation using the nursery soil of residual active sludge in sewage treatment plants according to claim 3
Method, it is characterised in that gardens soil pretreatment be：Gardens soil is sieved using gravity, removes weeds, fallen leaves and tree therein
Root.
A kind of 5. preparation using the nursery soil of residual active sludge in sewage treatment plants according to claim 3
Method, it is characterised in that the pretreatment of river sand is：River sand is sieved and removes bulk sandstone, is placed in being exposed to the sun 2-3 days under burning sun.
A kind of 6. preparation using the nursery soil of residual active sludge in sewage treatment plants according to claim 3
Method, it is characterised in that the pretreatment of sea sand is：Sea sand is rinsed to neutrality with clear water.
A kind of 7. preparation using the nursery soil of residual active sludge in sewage treatment plants according to claim 3
Method, it is characterised in that in step 3), according to different types of potted flower, the proportioning stock as described in claim 2：
For acid resistance flowers：By 40 parts of sludge mellow soil, 45 parts of gardens soil, 10 parts of river sand, 5 parts of wood chip, the dosage of plant ash is
Adjust pH to 4-5 stocks；
For faintly acid flowers：By 45 parts of sludge mellow soil, 30 parts of gardens soil, 20 parts of river sand, 5 parts of wood chip, the dosage of plant ash is
Adjust pH to 5-6 stocks；
For neutral partially slightly sour flowers：By 40 parts of sludge mellow soil, 40 parts of gardens soil, 20 parts of river sand, 10 parts of wood chip, the use of plant ash
Measure as regulation pH to 6-7 stocks；
For neutral partially micro- alkali flowers：By 35 parts of sludge mellow soil, 35 parts of gardens soil, 20 parts of river sand, 10 parts of wood chip, the use of plant ash
Measure as regulation pH to 7-8 stocks.
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| CN201710847781.1A CN107522524A (en) | 2017-09-19 | 2017-09-19 | It is a kind of to utilize nursery soil of residual active sludge in sewage treatment plants and preparation method thereof |
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| CN201710847781.1A CN107522524A (en) | 2017-09-19 | 2017-09-19 | It is a kind of to utilize nursery soil of residual active sludge in sewage treatment plants and preparation method thereof |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108675853A (en) * | 2018-05-10 | 2018-10-19 | 江苏恒丰科技有限公司 | A method of preparing Nutrition Soil by raw material of sludge |
| CN109006217A (en) * | 2018-07-31 | 2018-12-18 | 重庆多普泰制药股份有限公司 | A kind of tripterygium hypoglaucum hutch implantation methods |
| CN109928793A (en) * | 2018-03-20 | 2019-06-25 | 辽宁大学 | A method of land used reparation soil is discarded using agricultural crop straw and residual active sludge production mine |
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|---|---|---|---|---|
| CN103553767A (en) * | 2013-10-18 | 2014-02-05 | 江苏瑞青园林建设工程有限公司 | Flower nutrient soil and preparation method thereof |
| CN104387190A (en) * | 2014-11-14 | 2015-03-04 | 重庆茂升林业开发有限公司 | Flower culture soil |
| CN105061004A (en) * | 2015-07-22 | 2015-11-18 | 万成刚 | Preparation method for biological organic fertilizer |
| CN106986688A (en) * | 2017-04-11 | 2017-07-28 | 柳州市盛华种植场 | A kind of lotus flower plants compost |
| CN107098757A (en) * | 2017-05-22 | 2017-08-29 | 云南旺盛农业科技有限公司 | Organic sludge manure |
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2017
- 2017-09-19 CN CN201710847781.1A patent/CN107522524A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103553767A (en) * | 2013-10-18 | 2014-02-05 | 江苏瑞青园林建设工程有限公司 | Flower nutrient soil and preparation method thereof |
| CN104387190A (en) * | 2014-11-14 | 2015-03-04 | 重庆茂升林业开发有限公司 | Flower culture soil |
| CN105061004A (en) * | 2015-07-22 | 2015-11-18 | 万成刚 | Preparation method for biological organic fertilizer |
| CN106986688A (en) * | 2017-04-11 | 2017-07-28 | 柳州市盛华种植场 | A kind of lotus flower plants compost |
| CN107098757A (en) * | 2017-05-22 | 2017-08-29 | 云南旺盛农业科技有限公司 | Organic sludge manure |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109928793A (en) * | 2018-03-20 | 2019-06-25 | 辽宁大学 | A method of land used reparation soil is discarded using agricultural crop straw and residual active sludge production mine |
| CN108675853A (en) * | 2018-05-10 | 2018-10-19 | 江苏恒丰科技有限公司 | A method of preparing Nutrition Soil by raw material of sludge |
| CN109006217A (en) * | 2018-07-31 | 2018-12-18 | 重庆多普泰制药股份有限公司 | A kind of tripterygium hypoglaucum hutch implantation methods |
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