CN112875846A - Ecological filler and preparation method and application thereof - Google Patents
Ecological filler and preparation method and application thereof Download PDFInfo
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- CN112875846A CN112875846A CN202110014948.2A CN202110014948A CN112875846A CN 112875846 A CN112875846 A CN 112875846A CN 202110014948 A CN202110014948 A CN 202110014948A CN 112875846 A CN112875846 A CN 112875846A
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- Prior art keywords
- ecological filler
- ecological
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- 239000000945 filler Substances 0.000 title claims abstract description 71
- 238000002360 preparation method Methods 0.000 title claims abstract description 17
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 26
- 239000000843 powder Substances 0.000 claims abstract description 11
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical class [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 10
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 10
- 239000010881 fly ash Substances 0.000 claims abstract description 9
- 239000004576 sand Substances 0.000 claims abstract description 9
- 239000002994 raw material Substances 0.000 claims abstract description 3
- 239000002245 particle Substances 0.000 claims description 20
- 238000003756 stirring Methods 0.000 claims description 2
- 229910052742 iron Inorganic materials 0.000 claims 1
- 238000000034 method Methods 0.000 claims 1
- 238000002156 mixing Methods 0.000 abstract description 10
- 238000001179 sorption measurement Methods 0.000 abstract description 4
- 239000000463 material Substances 0.000 abstract description 3
- 238000012360 testing method Methods 0.000 description 10
- 239000010865 sewage Substances 0.000 description 6
- 239000000126 substance Substances 0.000 description 6
- 241001465754 Metazoa Species 0.000 description 5
- 241000244206 Nematoda Species 0.000 description 5
- 241000700141 Rotifera Species 0.000 description 5
- 238000001514 detection method Methods 0.000 description 5
- 239000002068 microbial inoculum Substances 0.000 description 5
- 238000010998 test method Methods 0.000 description 5
- 238000005273 aeration Methods 0.000 description 4
- 239000002893 slag Substances 0.000 description 4
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 239000002131 composite material Substances 0.000 description 2
- 239000011246 composite particle Substances 0.000 description 2
- 239000011159 matrix material Substances 0.000 description 2
- 238000002791 soaking Methods 0.000 description 2
- 239000007790 solid phase Substances 0.000 description 2
- 239000010902 straw Substances 0.000 description 2
- IXPNQXFRVYWDDI-UHFFFAOYSA-N 1-methyl-2,4-dioxo-1,3-diazinane-5-carboximidamide Chemical compound CN1CC(C(N)=N)C(=O)NC1=O IXPNQXFRVYWDDI-UHFFFAOYSA-N 0.000 description 1
- 229920001817 Agar Polymers 0.000 description 1
- UXVMQQNJUSDDNG-UHFFFAOYSA-L Calcium chloride Chemical compound [Cl-].[Cl-].[Ca+2] UXVMQQNJUSDDNG-UHFFFAOYSA-L 0.000 description 1
- 229910021536 Zeolite Inorganic materials 0.000 description 1
- 239000008272 agar Substances 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- HNPSIPDUKPIQMN-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical compound O=[Si]=O.O=[Al]O[Al]=O HNPSIPDUKPIQMN-UHFFFAOYSA-N 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 230000000813 microbial effect Effects 0.000 description 1
- 244000005700 microbiome Species 0.000 description 1
- 235000013379 molasses Nutrition 0.000 description 1
- QJGQUHMNIGDVPM-UHFFFAOYSA-N nitrogen group Chemical group [N] QJGQUHMNIGDVPM-UHFFFAOYSA-N 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 239000000049 pigment Substances 0.000 description 1
- 238000005245 sintering Methods 0.000 description 1
- 239000000661 sodium alginate Substances 0.000 description 1
- 235000010413 sodium alginate Nutrition 0.000 description 1
- 229940005550 sodium alginate Drugs 0.000 description 1
- 239000011780 sodium chloride Substances 0.000 description 1
- 239000012137 tryptone Substances 0.000 description 1
- 239000010457 zeolite Substances 0.000 description 1
Classifications
-
- 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
- C02F3/02—Aerobic processes
- C02F3/10—Packings; Fillings; Grids
- C02F3/105—Characterized by the chemical composition
-
- 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
- C02F3/02—Aerobic processes
- C02F3/10—Packings; Fillings; Grids
- C02F3/105—Characterized by the chemical composition
- C02F3/106—Carbonaceous materials
-
- 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
- C02F3/02—Aerobic processes
- C02F3/10—Packings; Fillings; Grids
- C02F3/105—Characterized by the chemical composition
- C02F3/107—Inorganic materials, e.g. sand, silicates
-
- 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
- C02F3/02—Aerobic processes
- C02F3/10—Packings; Fillings; Grids
- C02F3/105—Characterized by the chemical composition
- C02F3/108—Immobilising gels, polymers or the like
-
- 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
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/10—Biological treatment of water, waste water, or sewage
Landscapes
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Hydrology & Water Resources (AREA)
- Biodiversity & Conservation Biology (AREA)
- Microbiology (AREA)
- General Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Organic Chemistry (AREA)
- Materials Engineering (AREA)
- Inorganic Chemistry (AREA)
- Biological Treatment Of Waste Water (AREA)
Abstract
The invention relates to an ecological filler and a preparation method and application thereof. The ecological filler is prepared from the following components in parts by mass: 25-50 parts of iron powder; 10-20 parts of activated carbon powder; 40-60 parts of fly ash; 40-70 parts of fine sand; 15-25 parts of PVC powder. The preparation method of the ecological filler comprises the steps of uniformly mixing the component materials at normal temperature according to a proportion, and then airing. The ecological filler is prepared from the iron powder, the activated carbon powder, the fly ash, the fine sand and the PVC powder, the adsorption and film forming capabilities are high, the treatment efficiency is improved, the raw materials of the ecological filler are convenient to obtain, the preparation process is simple and convenient, the cost is low, and the ecological filler is easy to popularize and apply. The ecological filler of the invention can be widely applied to water treatment engineering.
Description
Technical Field
The invention relates to the technical field of water treatment, in particular to an ecological filler applied to water treatment and a preparation method and application thereof.
Background
In the field of water treatment, particularly sewage treatment, the traditional biological filler is generally formed by sintering PVC or PP into a ring shape or a spherical shape at high temperature, the plant fiber biological filler has factors which are not beneficial to the growth of microorganisms, and has low adsorption and film forming capacities and low treatment efficiency. Chinese patent publication No. CN109721166A discloses an ecological filler, which comprises a mixed matrix, wherein the mixed matrix mainly comprises composite particles, straw filler and a composite microbial inoculum, wherein the composite particles are prepared by mixing 5-12 mm of slag and 4-8 mm of zeolite according to a weight ratio of 4: 1-2: 1 to prepare mixed slag, the straw filler is soaked for one week to release nitrogenous pigments, and is naturally aired for one week after soaking to prepare a cuboid with a size of 4cm multiplied by 0.5cm multiplied by 0.1cm for later use, and the composite microbial inoculum is prepared by mixing the following ingredients: adding 0.5g of tryptone, 0.8-2.5 g of agar, 1-2.5 g of sodium alginate, 0.1g of sodium chloride, 0.5g of molasses and 1.5-2 g of 60-mesh active carbon into 200mL of water, adding 1-3 g of water purifying microbial agent powder with different combinations according to different pollution degrees of water quality of a water body to be treated, quickly and uniformly stirring, pouring into molds with different shapes, cooling, and immersing into 4-6% calcium chloride solution for fixing for 5-8 hours for later use; and uniformly mixing the mixed slag with the cuboid, soaking the mixed slag in the complex microbial inoculum, taking out the complex microbial inoculum, naturally airing the complex microbial inoculum to obtain a solid phase, and drying the solid phase. The ecological filler has the advantages of inconvenient material taking, complex preparation process, high cost and difficult popularization and application.
Disclosure of Invention
The invention aims to overcome the defects and provide an ecological filler. The invention has high adsorption and film forming capability, improves the treatment efficiency, and has convenient material acquisition of each component of the ecological filler and low cost.
The invention also aims to provide a preparation method of the ecological filler, which is simple and convenient in preparation process and easy to popularize and apply.
Another object of the present invention is to provide an application of the ecological packing.
The above purpose of the invention is realized by the following technical scheme:
the ecological filler comprises the following components in parts by mass:
the preparation method of the ecological filler of the invention comprises the steps of uniformly mixing the substances according to the proportion at normal temperature, and then airing.
The ecological filler of the invention is applied to water treatment engineering.
Compared with the prior art, the invention has the beneficial effects that:
the ecological filler is prepared from the iron powder, the activated carbon powder, the fly ash, the fine sand and the PVC powder, the adsorption and film forming capabilities are high, the treatment efficiency is improved, the raw materials of the ecological filler are convenient to obtain, the preparation process is simple and convenient, the cost is low, and the ecological filler is easy to popularize and apply. The ecological filler of the invention can be widely applied to water treatment engineering.
Detailed Description
The present invention will be further described with reference to specific embodiments, but the present invention is not limited to the examples in any way. The starting reagents employed in the examples of the present invention are, unless otherwise specified, those that are conventionally purchased.
Example 1
The ecological filler comprises the following components in parts by mass:
the particle size d1 of the iron powder is more than 300 and less than or equal to 500 meshes with d 1.
The particle size d2 of the activated carbon powder is more than 200 and less than or equal to 350 meshes with d 1.
The particle size d3 of the fly ash is more than 300 and less than or equal to 600 meshes with d 3.
The grain size d4 of the fine sand is more than 1 and less than or equal to 5mm and d 4.
The grain diameter d5 of the PVC powder is more than 3 and less than or equal to 5 meshes of d5 mm.
The preparation method of the ecological filler comprises the steps of uniformly mixing the substances according to a proportion at normal temperature, and then airing. The ecological filler is applied to water treatment engineering. In practical application, the ecological filler can be made into various shapes, such as cuboid blocks, cylinder blocks, prism blocks and the like according to use requirements.
Performance testing
1. Test method
The raw sewage water amount is 0.1m3，COD＝300mg/L,SS＝150mg/L,NH3-N＝20mg/L。
The prepared 0.2m3The ecological filler is arranged at 0.3m3In the container, air is introducedContinuously aerating for 5 days. And (4) taking a water sample for detection, and observing the film hanging condition of the ecological filler under a microscope.
2. Test results
COD of the effluent is less than or equal to 50mg/L, SS is less than or equal to 10mg/L, NH3-N≤5mg/L。
Attachments can be seen on the ecological filler with naked eyes, and metazoan such as rotifer and nematode can be observed under a microscope.
Example 2
The ecological filler comprises the following components in parts by mass:
the particle size d1 of the iron powder is more than 300 and less than or equal to 500 meshes with d 1.
The particle size d2 of the activated carbon powder is more than 200 and less than or equal to 350 meshes with d 1.
The particle size d3 of the fly ash is more than 300 and less than or equal to 600 meshes with d 3.
The grain size d4 of the fine sand is more than 1 and less than or equal to 5mm and d 4.
The grain diameter d5 of the PVC powder is more than 3 and less than or equal to 5 meshes of d5 mm.
The preparation method of the ecological filler comprises the steps of uniformly mixing the substances according to a proportion at normal temperature, and then airing. The ecological filler is applied to water treatment engineering. In practical application, the ecological filler can be made into various shapes, such as cuboid blocks, cylinder blocks, prism blocks and the like according to use requirements.
Performance testing
1. Test method
The raw sewage water amount is 0.1m3, COD is 300mg/L, SS is 150mg/L, and NH3-N is 20 mg/L.
The prepared ecological filler with the thickness of 0.2m3 is placed in a container with the thickness of 0.3m3, air is introduced, and aeration is continuously carried out for 5 days. And (4) taking a water sample for detection, and observing the film hanging condition of the ecological filler under a microscope.
2. Test results
COD of the effluent is less than or equal to 50mg/L, SS is less than or equal to 10mg/L, and NH3-N is less than or equal to 5 mg/L.
Attachments can be seen on the ecological filler with naked eyes, and metazoan such as rotifer and nematode can be observed under a microscope.
Example 3
The ecological filler comprises the following components in parts by mass:
the particle size d1 of the iron powder is more than 300 and less than or equal to 500 meshes with d 1.
The particle size d2 of the activated carbon powder is more than 200 and less than or equal to 350 meshes with d 1.
The particle size d3 of the fly ash is more than 300 and less than or equal to 600 meshes with d 3.
The grain size d4 of the fine sand is more than 1 and less than or equal to 5mm and d 4.
The grain diameter d5 of the PVC powder is more than 3 and less than or equal to 5 meshes of d5 mm.
The preparation method of the ecological filler comprises the steps of uniformly mixing the substances according to a proportion at normal temperature, and then airing. The ecological filler is applied to water treatment engineering. In practical application, the ecological filler can be made into various shapes, such as cuboid blocks, cylinder blocks, prism blocks and the like according to use requirements.
Performance testing
1. Test method
The raw sewage water amount is 0.1m3, COD is 300mg/L, SS is 150mg/L, and NH3-N is 20 mg/L.
The prepared ecological filler with the thickness of 0.2m3 is placed in a container with the thickness of 0.3m3, air is introduced, and aeration is continuously carried out for 5 days. And (4) taking a water sample for detection, and observing the film hanging condition of the ecological filler under a microscope.
2. Test results
COD of the effluent is less than or equal to 50mg/L, SS is less than or equal to 10mg/L, and NH3-N is less than or equal to 5 mg/L.
Attachments can be seen on the ecological filler with naked eyes, and metazoan such as rotifer and nematode can be observed under a microscope.
Example 4
The ecological filler comprises the following components in parts by mass:
the particle size d1 of the iron powder is more than 300 and less than or equal to 500 meshes with d 1.
The particle size d2 of the activated carbon powder is more than 200 and less than or equal to 350 meshes with d 1.
The particle size d3 of the fly ash is more than 300 and less than or equal to 600 meshes with d 3.
The grain size d4 of the fine sand is more than 1 and less than or equal to 5mm and d 4.
The grain diameter d5 of the PVC powder is more than 3 and less than or equal to 5 meshes of d5 mm.
The preparation method of the ecological filler comprises the steps of uniformly mixing the substances according to a proportion at normal temperature, and then airing. The ecological filler is applied to water treatment engineering. In practical application, the ecological filler can be made into various shapes, such as cuboid blocks, cylinder blocks, prism blocks and the like according to use requirements.
Performance testing
1. Test method
The raw sewage water amount is 0.1m3, COD is 300mg/L, SS is 150mg/L, and NH3-N is 20 mg/L.
The prepared ecological filler with the thickness of 0.2m3 is placed in a container with the thickness of 0.3m3, air is introduced, and aeration is continuously carried out for 5 days. And (4) taking a water sample for detection, and observing the film hanging condition of the ecological filler under a microscope.
2. Test results
COD of the effluent is less than or equal to 50mg/L, SS is less than or equal to 10mg/L, and NH3-N is less than or equal to 5 mg/L.
Attachments can be seen on the ecological filler with naked eyes, and metazoan such as rotifer and nematode can be observed under a microscope.
Example 5
The ecological filler comprises the following components in parts by mass:
the particle size d1 of the iron powder is more than 300 and less than or equal to 500 meshes with d 1.
The particle size d2 of the activated carbon powder is more than 200 and less than or equal to 350 meshes with d 1.
The particle size d3 of the fly ash is more than 300 and less than or equal to 600 meshes with d 3.
The grain size d4 of the fine sand is more than 1 and less than or equal to 5mm and d 4.
The grain diameter d5 of the PVC powder is more than 3 and less than or equal to 5 meshes of d5 mm.
The preparation method of the ecological filler comprises the steps of uniformly mixing the substances according to a proportion at normal temperature, and then airing. The ecological filler is applied to water treatment engineering. In practical application, the ecological filler can be made into various shapes, such as cuboid blocks, cylinder blocks, prism blocks and the like according to use requirements.
Performance testing
1. Test method
The raw sewage water amount is 0.1m3, COD is 300mg/L, SS is 150mg/L, and NH3-N is 20 mg/L.
The prepared ecological filler with the thickness of 0.2m3 is placed in a container with the thickness of 0.3m3, air is introduced, and aeration is continuously carried out for 5 days. And (4) taking a water sample for detection, and observing the film hanging condition of the ecological filler under a microscope.
2. Test results
COD of the effluent is less than or equal to 50mg/L, SS is less than or equal to 10mg/L, and NH3-N is less than or equal to 5 mg/L.
Attachments can be seen on the ecological filler with naked eyes, and metazoan such as rotifer and nematode can be observed under a microscope.
Claims (10)
1. The ecological filler is characterized by comprising the following components in parts by mass:
2. the ecological filler according to claim 1, characterized by comprising the following components in parts by mass:
3. ecological filler according to claim 1 or 2, characterized in that the particle size d of the iron powder1D is more than 3001Less than or equal to 500 meshes.
4. The ecological filler according to claim 1 or 2, characterized in that the particle size d2 of the activated carbon powder is 200 < d1 ≤ 350 mesh.
5. The ecological filler according to claim 1 or 2, characterized in that the particle size d3 of the fly ash is 300 < d3 ≤ 600 mesh.
6. Ecological filler according to claim 1 or 2, characterized in that the fine sand has a particle size d4 of 1 < d4 ≤ 5 mm.
7. The ecological filler according to claim 1 or 2, characterized in that the particle size d5 of the PVC powder is 3 < d5 ≤ 5 meshes mm.
8. The preparation method of the ecological filler according to any one of claims 1 to 7, characterized in that the raw materials are uniformly mixed at normal temperature in proportion and then dried.
9. The method for preparing the ecological filler, according to claim 8, is characterized in that the components are mixed and stirred uniformly by a stirring device.
10. Use of the ecological filler of any one of claims 1 to 7 in water treatment engineering.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110014948.2A CN112875846A (en) | 2021-01-06 | 2021-01-06 | Ecological filler and preparation method and application thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110014948.2A CN112875846A (en) | 2021-01-06 | 2021-01-06 | Ecological filler and preparation method and application thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112875846A true CN112875846A (en) | 2021-06-01 |
Family
ID=76046930
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110014948.2A Pending CN112875846A (en) | 2021-01-06 | 2021-01-06 | Ecological filler and preparation method and application thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112875846A (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1478735A (en) * | 2003-07-23 | 2004-03-03 | 王文兵 | Active microorganism carrier for use in biological treatment |
| CN102161528A (en) * | 2011-01-27 | 2011-08-24 | 山西大学 | Filler of permeable reactive wall for restoring slightly-polluted rivers |
| CN111137969A (en) * | 2020-01-17 | 2020-05-12 | 湖南三友环保科技有限公司 | Preparation method of biological filter filler and biological aerated filter |
-
2021
- 2021-01-06 CN CN202110014948.2A patent/CN112875846A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1478735A (en) * | 2003-07-23 | 2004-03-03 | 王文兵 | Active microorganism carrier for use in biological treatment |
| CN102161528A (en) * | 2011-01-27 | 2011-08-24 | 山西大学 | Filler of permeable reactive wall for restoring slightly-polluted rivers |
| CN111137969A (en) * | 2020-01-17 | 2020-05-12 | 湖南三友环保科技有限公司 | Preparation method of biological filter filler and biological aerated filter |
Non-Patent Citations (1)
| Title |
|---|
| 戴友芝等: "《环境工程学》", 31 July 2019 * |
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| PB01 | Publication | ||
| PB01 | Publication | ||
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| RJ01 | Rejection of invention patent application after publication | ||
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Application publication date: 20210601 |