CN111410463A - Preparation method of phytolith for polluted river restoration - Google Patents
Preparation method of phytolith for polluted river restoration Download PDFInfo
- Publication number
- CN111410463A CN111410463A CN202010331384.0A CN202010331384A CN111410463A CN 111410463 A CN111410463 A CN 111410463A CN 202010331384 A CN202010331384 A CN 202010331384A CN 111410463 A CN111410463 A CN 111410463A
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- Prior art keywords
- mixture
- phytolith
- river channel
- sludge
- repairing
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B28/00—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/32—Biological treatment of water, waste water, or sewage characterised by the animals or plants used, e.g. algae
-
- 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
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
- Y02A20/40—Protecting water resources
- Y02A20/402—River restoration
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Ceramic Engineering (AREA)
- Organic Chemistry (AREA)
- Water Supply & Treatment (AREA)
- Hydrology & Water Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Microbiology (AREA)
- Biodiversity & Conservation Biology (AREA)
- Botany (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Inorganic Chemistry (AREA)
- Biotechnology (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Processing Of Solid Wastes (AREA)
Abstract
The invention discloses a preparation method of a phytolith for repairing a polluted river channel, which comprises the following steps by mass percent: 30-35% of river sludge, 30-35% of loam, 15-20% of cement, 3-5% of a composite curing agent and 5-10% of a modifier, and specifically comprises the following steps: s1, adding the river sludge, the loam, the cement, the composite curing agent and the modifier into a stirrer, and stirring the materials to uniformly stir the materials to obtain a mixture A, wherein the method has the following beneficial effects: the aquatic plant seeds in the plant stone germinate and grow, can adsorb and absorb pollutants in water in a large amount, the plant stone provides a good attachment environment for seed germination, and river channel sludge can release partial nutrients to supply plants to germinate and grow, the river channel sludge is used as a raw material, the ecological benefit is high, the plant stone is high in strength and stable, the porosity of the plant stone is high, pollutants in water can be adsorbed, and a good habitat is provided for microorganisms.
Description
Technical Field
The invention relates to the technical field of riverway restoration, in particular to a preparation method of a phytolith for restoring a polluted riverway.
Background
The ecological river regulation means that in a river land control line, on the basis of meeting the basic functions of a river such as flood control, waterlogging drainage, water diversion and the like, the restoration of a river water ecosystem is promoted through artificial restoration measures, and the healthy, complete and stable river water ecosystem activity is constructed. The existing riverway restoration method is to directly plant aquatic plants, but because of environmental mutation, the plants are unstable in growth and high in death rate; the putrefactive plants can cause secondary pollution to water, and seeds are directly thrown in, and the seeds are not adhered to a stable matrix and are not easy to germinate, so that the repairing effect is influenced. Therefore, we propose a method for preparing the phytolith for repairing the polluted river channel to solve the above problems.
Disclosure of Invention
The invention aims to provide a preparation method of a phytolith for repairing a polluted river channel, so as to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: a preparation method of a phytolith for repairing a polluted river comprises the following steps by mass percent: 30-35% of river sludge, 30-35% of loam, 15-20% of cement, 3-5% of a composite curing agent and 5-10% of a modifier.
Preferably, the method specifically comprises the following steps:
S1, adding the river sludge, the loam, the cement, the composite curing agent and the modifier into a stirrer, and stirring the materials to obtain a mixture A;
S2, adding the modified aquatic plant seeds into a stirrer, and fully mixing and stirring the modified aquatic plant seeds with the mixture A to obtain a mixture B;
S3, taking out the mixture B obtained in the S2 and standing;
S4, uniformly putting the mixture B after standing and forming into a polluted river channel.
Preferably, the mixer is a variable speed mixer.
Preferably, in the step S1, the river sludge, the loam, the cement, the composite curing agent and the modifier are stirred for 12 to 28 minutes at a stirring speed of 90 to 150 r/min.
Preferably, in the step S2, the stirring time of the mixture A and the aquatic plant seeds is 10-18 minutes, and the stirring speed is 30-60 r/min.
Preferably, the mixture B obtained in S3 is allowed to stand for at least 0.3-0.7 hour.
Compared with the prior art, the invention has the following beneficial effects:
1. The seeds of the aquatic plants in the plant growth stones germinate and the plants grow, so that a large amount of pollutants in water can be adsorbed and absorbed.
2. The plant growth stones provide good attachment environment for seed germination, and the river sludge can release part of nutrient substances for plant germination and growth.
3. The river sludge is used as a raw material, so that the ecological benefit is high.
4. The vegetation stone has high strength and is relatively stable.
5. The plant-growing stone has high porosity, can adsorb pollutants in water, and provides a good habitat for microorganisms.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1
A preparation method of a phytolith for repairing a polluted river comprises the following steps by mass percent: 30-35% of river sludge, 30-35% of loam, 15-20% of cement, 3-5% of a composite curing agent and 5-10% of a modifier.
The method specifically comprises the following steps:
S1, adding the river sludge, the loam, the cement, the composite curing agent and the modifier into a variable-speed stirrer, stirring the materials to obtain a mixture A, and stirring for 12 minutes at a stirring speed of 90 r/min.
And S2, adding the modified aquatic plant seeds into a stirrer, and fully mixing and stirring the modified aquatic plant seeds and the mixture A to obtain a mixture B, wherein the stirring time is 10 minutes, and the stirring speed is 30 r/min.
S3, taking out the mixture B obtained in S2, and standing for 0.3 hour.
S4, uniformly putting the mixture B after standing and forming into a polluted river channel.
Example 2
A preparation method of a phytolith for repairing a polluted river comprises the following steps by mass percent: 30-35% of river sludge, 30-35% of loam, 15-20% of cement, 3-5% of a composite curing agent and 5-10% of a modifier.
The method specifically comprises the following steps:
S1, adding the river sludge, the loam, the cement, the composite curing agent and the modifier into a variable-speed stirrer, stirring the materials to obtain a mixture A, and stirring for 28 minutes at the stirring speed of 150 r/min.
And S2, adding the modified aquatic plant seeds into a stirrer, and fully mixing and stirring the modified aquatic plant seeds and the mixture A to obtain a mixture B, wherein the stirring time is 18 minutes, and the stirring speed is 60 r/min.
S3, taking out the mixture B obtained in S2, and standing for 0.7 hour.
S4, uniformly putting the mixture B after standing and forming into a polluted river channel.
Example 3
A preparation method of a phytolith for repairing a polluted river comprises the following steps by mass percent: 30-35% of river sludge, 30-35% of loam, 15-20% of cement, 3-5% of a composite curing agent and 5-10% of a modifier.
The method specifically comprises the following steps:
S1, adding the river sludge, the loam, the cement, the composite curing agent and the modifier into a variable-speed stirrer, stirring the materials to obtain a mixture A, and stirring for 18 minutes at the stirring speed of 120 r/min.
And S2, adding the modified aquatic plant seeds into a stirrer, and fully mixing and stirring the modified aquatic plant seeds and the mixture A to obtain a mixture B, wherein the stirring time is 15 minutes, and the stirring speed is 45 r/min.
S3, taking out the mixture B obtained in S2, and standing for 0.5 hour.
S4, uniformly putting the mixture B after standing and forming into a polluted river channel.
Example 4
A preparation method of a phytolith for repairing a polluted river comprises the following steps by mass percent: 30-35% of river sludge, 30-35% of loam, 15-20% of cement, 3-5% of a composite curing agent and 5-10% of a modifier.
The method specifically comprises the following steps:
S1, adding the river sludge, the loam, the cement, the composite curing agent and the modifier into a variable-speed stirrer, stirring the materials to obtain a mixture A, and stirring for 23 minutes at the stirring speed of 140 r/min.
And S2, adding the modified aquatic plant seeds into a stirrer, and fully mixing and stirring the modified aquatic plant seeds and the mixture A to obtain a mixture B, wherein the stirring time is 20 minutes, and the stirring speed is 53 r/min.
S3, taking out the mixture B obtained in S2, and standing for 0.6 hour.
S4, uniformly putting the mixture B after standing and forming into a polluted river channel.
The phytate stones prepared from the above examples 1 to 4 all have the following beneficial effects:
1. The seeds of the aquatic plants in the plant growth stones germinate and the plants grow, so that a large amount of pollutants in water can be adsorbed and absorbed.
2. The plant growth stones provide good attachment environment for seed germination, and the river sludge can release part of nutrient substances for plant germination and growth.
3. The river sludge is used as a raw material, so that the ecological benefit is high.
4. The vegetation stone has high strength and is relatively stable.
5. The plant-growing stone has high porosity, can adsorb pollutants in water, and provides a good habitat for microorganisms.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. A preparation method of the vegetation stone for repairing the polluted river channel is characterized by comprising the following steps: comprises the following components in percentage by mass: 30-35% of river sludge, 30-35% of loam, 15-20% of cement, 3-5% of a composite curing agent and 5-10% of a modifier.
2. The method for preparing the phytolith for repairing the polluted river channel according to the claim 1, which is characterized in that: the method specifically comprises the following steps:
S1, adding the river sludge, the loam, the cement, the composite curing agent and the modifier into a stirrer, and stirring the materials to obtain a mixture A;
S2, adding the modified aquatic plant seeds into a stirrer, and fully mixing and stirring the modified aquatic plant seeds with the mixture A to obtain a mixture B;
S3, taking out the mixture B obtained in the S2 and standing;
S4, uniformly putting the mixture B after standing and forming into a polluted river channel.
3. The method for preparing the phytolith for repairing the polluted river channel according to the claim 2, which is characterized in that: the stirrer is a variable-speed stirrer.
4. The method for preparing the phytolith for repairing the polluted river channel according to the claim 2, which is characterized in that: and in the step S1, the river sludge, the loam, the cement, the composite curing agent and the modifier are stirred for 12-28 minutes at the stirring speed of 90-150 r/min.
5. The method for preparing the phytolith for repairing the polluted river channel according to the claim 2, which is characterized in that: and in the step S2, the mixture A and the aquatic plant seeds are stirred for 10-18 minutes at the stirring speed of 30-60 r/min.
6. The method for preparing the phytolith for repairing the polluted river channel according to the claim 1, which is characterized in that: the mixture B obtained in the S3 is kept still for at least 0.3-0.7 hour.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010331384.0A CN111410463A (en) | 2020-04-24 | 2020-04-24 | Preparation method of phytolith for polluted river restoration |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010331384.0A CN111410463A (en) | 2020-04-24 | 2020-04-24 | Preparation method of phytolith for polluted river restoration |
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| CN111410463A true CN111410463A (en) | 2020-07-14 |
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| CN202010331384.0A Pending CN111410463A (en) | 2020-04-24 | 2020-04-24 | Preparation method of phytolith for polluted river restoration |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2002063018A2 (en) * | 2001-02-07 | 2002-08-15 | National Research Council Of Canada | Method for the production of plant seed with modified fibre content and modified seed coat |
| CN100999372A (en) * | 2006-12-20 | 2007-07-18 | 南京大学 | Substrate formulating method for aquatic vegetation repairing |
| CN103693911A (en) * | 2013-12-05 | 2014-04-02 | 青岛润国生态科技发展有限公司 | Novel vegetation concrete |
| CN104003676A (en) * | 2014-05-19 | 2014-08-27 | 大连理工大学 | Sludge-zeolite water purification type ecological concrete and preparation method thereof |
| CN108558337A (en) * | 2018-01-24 | 2018-09-21 | 绥中大地丰源建材有限公司 | The modified method for preparing organic active concrete is improved using mud |
| CN110041024A (en) * | 2019-06-05 | 2019-07-23 | 湖南双晟科技信息咨询有限公司 | A kind of plant cover concrete and preparation method thereof |
-
2020
- 2020-04-24 CN CN202010331384.0A patent/CN111410463A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2002063018A2 (en) * | 2001-02-07 | 2002-08-15 | National Research Council Of Canada | Method for the production of plant seed with modified fibre content and modified seed coat |
| CN100999372A (en) * | 2006-12-20 | 2007-07-18 | 南京大学 | Substrate formulating method for aquatic vegetation repairing |
| CN103693911A (en) * | 2013-12-05 | 2014-04-02 | 青岛润国生态科技发展有限公司 | Novel vegetation concrete |
| CN104003676A (en) * | 2014-05-19 | 2014-08-27 | 大连理工大学 | Sludge-zeolite water purification type ecological concrete and preparation method thereof |
| CN108558337A (en) * | 2018-01-24 | 2018-09-21 | 绥中大地丰源建材有限公司 | The modified method for preparing organic active concrete is improved using mud |
| CN110041024A (en) * | 2019-06-05 | 2019-07-23 | 湖南双晟科技信息咨询有限公司 | A kind of plant cover concrete and preparation method thereof |
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Application publication date: 20200714 |
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