CN109250861A - A kind of calcium silicate board sewage water treatment method - Google Patents
A kind of calcium silicate board sewage water treatment method Download PDFInfo
- Publication number
- CN109250861A CN109250861A CN201810983380.3A CN201810983380A CN109250861A CN 109250861 A CN109250861 A CN 109250861A CN 201810983380 A CN201810983380 A CN 201810983380A CN 109250861 A CN109250861 A CN 109250861A
- Authority
- CN
- China
- Prior art keywords
- sewage
- calcium silicate
- silicate board
- parts
- treatment
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F9/00—Multistage treatment of water, waste water or sewage
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/44—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/66—Treatment of water, waste water, or sewage by neutralisation; pH adjustment
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2101/00—Nature of the contaminant
- C02F2101/10—Inorganic compounds
-
- 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
- C02F3/12—Activated sludge processes
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- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
Abstract
A kind of calcium silicate board sewage water treatment method of the present invention, comprising the following steps: (1) treatment tank is handled；(2) ceramic membrane separation solid-liquid separation；(3) pH is adjusted；(4) membrane biological reaction pond is handled；(membrane biological reaction pond is discharged inflow tank by 5.Calcium silicate board sewage water treatment method of the invention, it is combined with ceramic membrane separation device and membrane biological reaction pond, substantially increase the ability of system separation of solid and liquid, to make system effluent quality and volumetric loading all be greatly improved, stable effluent quality generates foul smell and passes through except foul smell reaches discharge standard.
Description
Technical field
The present invention relates to technical field of sewage more particularly to a kind of calcium silicate board sewage water treatment methods.
Background technique
Calcium silicate board is as new green environment protection building materials, in addition to having the function of conventional gypsum plate, has more superior fire prevention
The advantages of performance and moisture resistance, service life overlength, it is widely used in the suspended ceiling and partition wall of industry and commerce engineering construction, family wear
It repairs, the siding of the indoor engineerings such as the refractory slab in the liner plate of the liner plate of furniture, billboard, warehouse, net floor and tunnel.
Calcium silicate board is using the loose staple fiber such as inorganic mineral fiber or cellulose fibre as reinforcing material, with siliceous-calcium
Cementing material based on material through slurrying, molding, accelerates curing reaction in high temperature and high pressure saturated steam, forms calcium silicates
Gel and manufactured plate.It is a kind of novel building and industrial sheet with excellent performance, product fire prevention is moisture-proof,
Sound insulation, Anti-moth-eating, durability is preferable, is furred ceiling, the ideal decorative sheet of partition.
Generate a large amount of waste water in calcium silicate board production process, calcium silicate board waste water belong to intractable industrial wastewater it
One, amount of pollutant is more, and complicated component, hard-degraded substance is more, and organic matter content is high, and processing difficulty is larger.
Summary of the invention
It is an object of the invention to: in view of the above problems, the present invention provides that a kind of production cost is low, treatment effeciency
High calcium silicate board sewage water treatment method.
The present invention is achieved by the following technical solutions:
A kind of calcium silicate board sewage water treatment method, comprising the following steps:
(1) calcium silicate board sewage is introduced into treatment tank, sewage-treating agent is added in treatment tank, stand 8h~10h,
The sewage of single treatment is obtained, the sewage-treating agent is grouped as by the group of following parts by weight: 5~9 parts of bodied ferric sulfate, inorganic
25~30 parts of silica gel, 15~20 parts of polyacrylamide, 5~8 parts of dodecyl sodium sulfate；
(2) sewage of single treatment is separated by solid-liquid separation by the ceramic membrane separation device that aperture specification is 0.8 μm~1.0 μm,
Obtain the sewage of secondary treatment；
(3) the sewage pH of secondary treatment is adjusted to 7.0~7.5, the sewage handled three times；
(4) sewage handled three times is introduced into membrane biological reaction pond, sets membrane bioreactor in the membrane biological reaction pond, inside has
Activated sludge, dissolved oxygen are controlled in 2 mg/L~4mg/L；
(5) membrane biological reaction pond is discharged and flows into tank, calcium silicate board sewage treatment can be completed.
Preferably, calcium silicate board sewage is introduced into treatment tank in the step (1), is added in treatment tank dirty
Water treatment agent stands 9h, obtains the sewage of single treatment, the sewage-treating agent is grouped as by the group of following parts by weight: polymerization
7 parts of ferric sulfate, 28 parts of inorganic silica gel, 17 parts of polyacrylamide, 6 parts of dodecyl sodium sulfate.
Preferably, the ceramic membrane separation device for being 0.9 μm by aperture specification in the step (2) is to the sewage of single treatment
It is separated by solid-liquid separation, obtains the sewage of secondary treatment.
Preferably, the sewage pH of secondary treatment is adjusted to 7.2 in the step (3), the sewage handled three times.
Preferably, the sewage handled three times is introduced into membrane biological reaction pond, the membrane biological reaction pond in the step (4)
Membrane bioreactor, interior active sludge are inside set, dissolved oxygen is controlled in 3mg/L.
The beneficial effects of the present invention are: calcium silicate board sewage water treatment method of the invention, raw with ceramic membrane separation device and film
Object reaction tank combines, and substantially increases the ability of system separation of solid and liquid, so that system effluent quality and volumetric loading be made all to obtain
To increasing substantially, stable effluent quality generates foul smell and passes through except foul smell reaches discharge standard.
Specific embodiment
Any feature disclosed in this specification (including any accessory claim, abstract), unless specifically stated,
It is replaced by other equivalent or with similar purpose alternative features.That is, unless specifically stated, each feature is a series of
An example in equivalent or similar characteristics.
Embodiment 1:
A kind of calcium silicate board sewage water treatment method, comprising the following steps:
(1) calcium silicate board sewage is introduced into treatment tank, sewage-treating agent is added in treatment tank, stood 8h, obtain
The sewage of single treatment, the sewage-treating agent are grouped as by the group of following parts by weight: 5 parts of bodied ferric sulfate, inorganic silica gel 25
Part, 15 parts of polyacrylamide, 5 parts of dodecyl sodium sulfate；
(2) sewage of single treatment is separated by solid-liquid separation by the ceramic membrane separation device that aperture specification is 0.8 μm, is obtained secondary
The sewage of processing；
(3) the sewage pH of secondary treatment is adjusted to 7.0, the sewage handled three times；
(4) sewage handled three times is introduced into membrane biological reaction pond, sets membrane bioreactor in the membrane biological reaction pond, inside has
Activated sludge, dissolved oxygen are controlled in 2 mg/L；
(5) membrane biological reaction pond is discharged and flows into tank, calcium silicate board sewage treatment can be completed.
Embodiment 2:
A kind of calcium silicate board sewage water treatment method, comprising the following steps:
(1) calcium silicate board sewage is introduced into treatment tank, sewage-treating agent is added in treatment tank, stood 10h, obtain
The sewage of single treatment, the sewage-treating agent are grouped as by the group of following parts by weight: 9 parts of bodied ferric sulfate, inorganic silica gel 30
Part, 20 parts of polyacrylamide, 8 parts of dodecyl sodium sulfate；
(2) sewage of single treatment is separated by solid-liquid separation by the ceramic membrane separation device that aperture specification is 1.0 μm, is obtained secondary
The sewage of processing；
(3) the sewage pH of secondary treatment is adjusted to 7.5, the sewage handled three times；
(4) sewage handled three times is introduced into membrane biological reaction pond, sets membrane bioreactor in the membrane biological reaction pond, inside has
Activated sludge, dissolved oxygen are controlled in 4mg/L；
(5) membrane biological reaction pond is discharged and flows into tank, calcium silicate board sewage treatment can be completed.
Embodiment 3:
A kind of calcium silicate board sewage water treatment method, comprising the following steps:
(1) calcium silicate board sewage is introduced into treatment tank, sewage-treating agent is added in treatment tank, stood 9h, obtain
The sewage of single treatment, the sewage-treating agent are grouped as by the group of following parts by weight: 7 parts of bodied ferric sulfate, inorganic silica gel 28
Part, 17 parts of polyacrylamide, 6 parts of dodecyl sodium sulfate；
(2) sewage of single treatment is separated by solid-liquid separation by the ceramic membrane separation device that aperture specification is 0.9 μm, is obtained secondary
The sewage of processing；
(3) the sewage pH of secondary treatment is adjusted to 7.2, the sewage handled three times；
(4) sewage handled three times is introduced into membrane biological reaction pond, sets membrane bioreactor in the membrane biological reaction pond, inside has
Activated sludge, dissolved oxygen are controlled in 3mg/L；
(5) membrane biological reaction pond is discharged and flows into tank, calcium silicate board sewage treatment can be completed.
Although above the present invention is described in detail with a general description of the specific embodiments,
On the basis of the present invention, it can be made some modifications or improvements, this will be apparent to those skilled in the art.Cause
This, these modifications or improvements, fall within the scope of the claimed invention without departing from theon the basis of the spirit of the present invention.
Claims (5)
1. a kind of calcium silicate board sewage water treatment method, it is characterised in that: the following steps are included:
(1) calcium silicate board sewage is introduced into treatment tank, sewage-treating agent is added in treatment tank, stand 8h~10h,
The sewage of single treatment is obtained, the sewage-treating agent is grouped as by the group of following parts by weight: 5~9 parts of bodied ferric sulfate, inorganic
25~30 parts of silica gel, 15~20 parts of polyacrylamide, 5~8 parts of dodecyl sodium sulfate；
(2) sewage of single treatment is separated by solid-liquid separation by the ceramic membrane separation device that aperture specification is 0.8 μm~1.0 μm,
Obtain the sewage of secondary treatment；
(3) the sewage pH of secondary treatment is adjusted to 7.0~7.5, the sewage handled three times；
(4) sewage handled three times is introduced into membrane biological reaction pond, sets membrane bioreactor in the membrane biological reaction pond, inside has
Activated sludge, dissolved oxygen are controlled in 2mg/L~4mg/L；
(5) membrane biological reaction pond is discharged and flows into tank, calcium silicate board sewage treatment can be completed.
2. a kind of calcium silicate board sewage water treatment method according to claim 1, which is characterized in that will in the step (1)
Calcium silicate board sewage introduces treatment tank, and sewage-treating agent is added in treatment tank, stands 9h, obtains single treatment
Sewage, the sewage-treating agent are grouped as by the group of following parts by weight: 7 parts of bodied ferric sulfate, 28 parts of inorganic silica gel, polyacrylamide
17 parts of amine, 6 parts of dodecyl sodium sulfate.
3. a kind of calcium silicate board sewage water treatment method according to claim 1, which is characterized in that lead in the step (2)
It crosses the ceramic membrane separation device that aperture specification is 0.9 μm to be separated by solid-liquid separation the sewage of single treatment, obtains the dirt of secondary treatment
Water.
4. a kind of calcium silicate board sewage water treatment method according to claim 1, which is characterized in that will in the step (3)
The sewage pH of secondary treatment is adjusted to 7.2, the sewage handled three times.
5. a kind of calcium silicate board sewage water treatment method according to claim 1, which is characterized in that will in the step (4)
The sewage that handles three times introduces membrane biological reaction pond, sets membrane bioreactor in the membrane biological reaction pond, interior active sludge,
Dissolved oxygen is controlled in 3mg/L.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810983380.3A CN109250861A (en) | 2018-08-27 | 2018-08-27 | A kind of calcium silicate board sewage water treatment method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810983380.3A CN109250861A (en) | 2018-08-27 | 2018-08-27 | A kind of calcium silicate board sewage water treatment method |
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| Publication Number | Publication Date |
|---|---|
| CN109250861A true CN109250861A (en) | 2019-01-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810983380.3A Pending CN109250861A (en) | 2018-08-27 | 2018-08-27 | A kind of calcium silicate board sewage water treatment method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110090540A (en) * | 2019-04-19 | 2019-08-06 | 华南理工大学 | Waste gas purification deodorization process and device in a kind of calcium silicate board production process |
Citations (6)
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|---|---|---|---|---|
| CN1374342A (en) * | 2002-03-27 | 2002-10-16 | 陈民生 | Composite polyacrylamide |
| WO2006056022A1 (en) * | 2004-11-26 | 2006-06-01 | Hardman Australia Pty Ltd | Water treatment process |
| CN104445548A (en) * | 2014-11-07 | 2015-03-25 | 安徽天润化学工业股份有限公司 | Composite polyacrylamide for water treatment |
| CN105461179A (en) * | 2016-01-12 | 2016-04-06 | 岑溪市华鸿污水处理有限公司 | Sewage treatment system and technology for spice processing |
| CN105884142A (en) * | 2016-06-13 | 2016-08-24 | 陈菊芳 | Coal chemical industry waste water treatment process and device |
| CN108046517A (en) * | 2017-12-04 | 2018-05-18 | 刘芸孚 | A kind of domestic sewage processing system and its technique |
-
2018
- 2018-08-27 CN CN201810983380.3A patent/CN109250861A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1374342A (en) * | 2002-03-27 | 2002-10-16 | 陈民生 | Composite polyacrylamide |
| WO2006056022A1 (en) * | 2004-11-26 | 2006-06-01 | Hardman Australia Pty Ltd | Water treatment process |
| CN104445548A (en) * | 2014-11-07 | 2015-03-25 | 安徽天润化学工业股份有限公司 | Composite polyacrylamide for water treatment |
| CN105461179A (en) * | 2016-01-12 | 2016-04-06 | 岑溪市华鸿污水处理有限公司 | Sewage treatment system and technology for spice processing |
| CN105884142A (en) * | 2016-06-13 | 2016-08-24 | 陈菊芳 | Coal chemical industry waste water treatment process and device |
| CN108046517A (en) * | 2017-12-04 | 2018-05-18 | 刘芸孚 | A kind of domestic sewage processing system and its technique |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110090540A (en) * | 2019-04-19 | 2019-08-06 | 华南理工大学 | Waste gas purification deodorization process and device in a kind of calcium silicate board production process |
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Application publication date: 20190122 |