CN107082477A - A kind of sewage treatment process of sewage-treating agent and the application inorganic agent - Google Patents
A kind of sewage treatment process of sewage-treating agent and the application inorganic agent Download PDFInfo
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- CN107082477A CN107082477A CN201710335899.6A CN201710335899A CN107082477A CN 107082477 A CN107082477 A CN 107082477A CN 201710335899 A CN201710335899 A CN 201710335899A CN 107082477 A CN107082477 A CN 107082477A
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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
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
- C02F1/5236—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using inorganic agents
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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
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/28—Treatment of water, waste water, or sewage by sorption
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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
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/28—Treatment of water, waste water, or sewage by sorption
- C02F1/281—Treatment of water, waste water, or sewage by sorption using inorganic sorbents
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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
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/28—Treatment of water, waste water, or sewage by sorption
- C02F1/283—Treatment of water, waste water, or sewage by sorption using coal, charred products, or inorganic mixtures containing them
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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
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/28—Treatment of water, waste water, or sewage by sorption
- C02F1/285—Treatment of water, waste water, or sewage by sorption using synthetic organic sorbents
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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
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/40—Devices for separating or removing fatty or oily substances or similar floating material
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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
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
- C02F1/5263—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using natural chemical compounds
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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
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
- C02F1/54—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using organic material
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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
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
- C02F1/54—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using organic material
- C02F1/56—Macromolecular compounds
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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
- C02F9/00—Multistage treatment of water, waste water or sewage
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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
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/50—Treatment of water, waste water, or sewage by addition or application of a germicide or by oligodynamic treatment
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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
- C02F2101/00—Nature of the contaminant
- C02F2101/10—Inorganic compounds
- C02F2101/20—Heavy metals or heavy metal compounds
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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
- C02F2301/00—General aspects of water treatment
- C02F2301/08—Multistage treatments, e.g. repetition of the same process step under different conditions
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- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Hydrology & Water Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- Inorganic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Solid-Sorbent Or Filter-Aiding Compositions (AREA)
- Water Treatment By Sorption (AREA)
Abstract
The invention discloses the sewage treatment process of a kind of sewage-treating agent and the application inorganic agent, including precipitating reagent A and precipitating reagent B, the component of the precipitating reagent A includes 30 40 parts of the water and milk matter suspending agent of N methyl aminodithioformic acid iron calcium polymer by weight, 8 15 parts of iron hydroxide, 10 20 parts of sodium citrate, 15 25 parts of nano-calcium carbonate sodium, 10 20 parts of amino-compound, 3 10 parts of sodium sulphate, 20 30 parts of sodium cellulose glycolate, the component of the precipitating reagent B includes 30 40 parts of carbon adsorbent by weight, 15 25 parts of diatomite, 8 15 parts of 15 25 parts of vermiculite and calcium oxide.
Description
Technical field
At the present invention relates to technical field of sewage, specially a kind of sewage-treating agent and using the sewage of the inorganic agent
Science and engineering skill.
Background technology
Sewage disposal is, to make sewage reach a certain water body of draining or the water quality requirement reused, and it to be purified
Process.Sewage disposal is widely used in building, agricultural, traffic, the energy, petrochemical industry, environmental protection, urban landscape, medical treatment, food and drink etc.
Every field, also comes into the daily life of common people more and more；The major technique economy of the process choice of sewage disposal
Index includes：The investment of unit water is handled, the investment of unit pollutant, processing unit water power consumption and cost is cut down, cuts down unit
Pollutant power consumption and cost, floor space, runnability reliability, management service complexity, total environment benefit etc.；Mesh
Before, domestic main sewage water treatment method has Silvola recovery, electrodialysis, biochemical process etc., but the above method have it is with high content of technology,
The problems such as investment is big, operating cost is high.
The content of the invention
It is an object of the invention to provide the sewage treatment process of a kind of sewage-treating agent and the application inorganic agent, to solve
The problem of being proposed in above-mentioned background technology.
To achieve the above object, the present invention provides following technical scheme：A kind of sewage-treating agent, including precipitating reagent A and heavy
Shallow lake agent B, the precipitating reagent A component water and milk matter including N- methyl aminodithioformic acid iron calcium polymer by weight are hanged
Floating 30-40 parts of agent, 8-15 parts of iron hydroxide, 10-20 parts of sodium citrate, 15-25 parts of nano-calcium carbonate sodium, amino-compound 10-20
Part, 3-10 parts of sodium sulphate, 20-30 parts of sodium cellulose glycolate, the component of the precipitating reagent B include carbon adsorbent by weight
8-15 parts of 30-40 parts, 15-25 parts of diatomite, 15-25 parts of vermiculite and calcium oxide.
As a kind of preferred technical scheme of the present invention, the component of the precipitating reagent A includes N- methyl two by weight
12-18 parts of 9-14 parts of 32-38 parts of water and milk matter suspending agent, iron hydroxide, the sodium citrate of thiocarbamic acid iron calcium polymer, receive
17-23 parts of sodium carbonate of rice, 12-18 parts of amino-compound, 4-9 parts of sodium sulphate, 22-28 parts of sodium cellulose glycolate, the precipitation
Agent B component includes 32-38 parts of carbon adsorbent, 17-23 parts of diatomite, 17-23 parts of vermiculite and calcium oxide 9- by weight
14 parts.
As a kind of preferred technical scheme of the present invention, the component of the precipitating reagent A includes N- methyl two by weight
12 parts of 9 parts of 32 parts of water and milk matter suspending agent, iron hydroxide, sodium citrate, the nano-calcium carbonate sodium of thiocarbamic acid iron calcium polymer
17 parts, 12 parts of amino-compound, 4 parts of sodium sulphate, 22 parts of sodium cellulose glycolate, the component of the precipitating reagent B is by weight
Including 9 parts of 32 parts of carbon adsorbent, 17 parts of diatomite, 17 parts of vermiculite and calcium oxide.
As a kind of preferred technical scheme of the present invention, the component of the precipitating reagent A includes N- methyl two by weight
18 parts of 14 parts of 38 parts of water and milk matter suspending agent, iron hydroxide, sodium citrate, the nano-calcium carbonate sodium of thiocarbamic acid iron calcium polymer
23 parts, 18 parts of amino-compound, 9 parts of sodium sulphate, 28 parts of sodium cellulose glycolate, the component of the precipitating reagent B is by weight
Including 14 parts of 38 parts of carbon adsorbent, 23 parts of diatomite, 23 parts of vermiculite and calcium oxide.
As a kind of preferred technical scheme of the present invention, the component of the precipitating reagent A includes N- methyl two by weight
15 parts of 11 parts of 35 parts of water and milk matter suspending agent, iron hydroxide, sodium citrate, the nano-calcium carbonate sodium of thiocarbamic acid iron calcium polymer
20 parts, 15 parts of amino-compound, 6 parts of sodium sulphate, 25 parts of sodium cellulose glycolate, the component of the precipitating reagent B is by weight
Including 11 parts of 35 parts of carbon adsorbent, 20 parts of diatomite, 20 parts of vermiculite and calcium oxide.
As a kind of preferred technical scheme of the present invention, the component of the precipitating reagent A includes N- methyl two by weight
15 parts of 12 parts of 35 parts of water and milk matter suspending agent, iron hydroxide, sodium citrate, the nano-calcium carbonate sodium of thiocarbamic acid iron calcium polymer
20 parts, 15 parts of amino-compound, 7 parts of sodium sulphate, 25 parts of sodium cellulose glycolate, the component of the precipitating reagent B is by weight
Including 12 parts of 35 parts of carbon adsorbent, 20 parts of diatomite, 20 parts of vermiculite and calcium oxide.
Using the sewage treatment process of the inorganic agent, mainly include the following steps that：
A, collection waste water：Sewage is collected in treatment tank A and is stirred 40-60min, is stood after stirring
2h；
B, primary sedimentation：1/2 precipitating reagent A is added in treatment tank A, stirred while adding, 20min- is stirred
30min；Add afterwards and sewage is stirred continuously in other 1/2 precipitating reagent A, adition process, 1h is stood after stirring 20min；
C, take supernatant：Supernatant is extracted with water pump afterwards, supernatant is discharged into treatment tank B, by sewage disposal
The precipitation of pond A bottoms is recycled in impurity collecting box；
D, secondary precipitation：It is slowly added to be stirred continuously in precipitating reagent B, adition process in treatment tank B, mixing time
For 40min-60min, 30min is stood；
E, take supernatant：Again the supernatant in treatment tank B is extracted with water pump；
F, sterilization：The supernatant extracted in step E is discharged into sterilization tank, addition chlorine dioxide carries out disinfection.
Compared with prior art, the beneficial effects of the invention are as follows：
1st, handling process of the present invention first is simple, treatment effeciency is high, can reach draining or the water quality requirement reused,
And whole processing step advantages of simple, it is easy to control, more rubbish will not be produced, effectively environmental protection, cost is relatively low.
2nd, the present invention is using two kinds of precipitating reagents, can effectively remove heavy metal ion in waste water, microorganism, bulky grain
Deng impurity；The water and milk matter suspending agent of N- methyl aminodithioformic acid iron calcium polymer in wherein precipitating reagent A is easily prepared, and right
Heavy metal ion has extremely strong adsorption capacity, and the solution containing heavy metal ion can be improved compared with traditional flocculant
The rate of settling.
3rd, precipitating reagent A can adjust the PH of water using iron hydroxide；Sodium citrate in water through oxygen, heat, light, bacterium and
The effect of microorganism, it is easy to occur biodegradation, also with complexing of metal ion ability；Nano-calcium carbonate stable sodium is good, tool
There is extremely strong greasy dirt adsorptivity；Amino-compound can improve water quality；Sodium sulphate can remove the color in sewage；Methylol is fine
The plain sodium of dimension is capable of Gao Shui activity.
The precipitating reagent B that 4 present invention are provided component sources extensively, wherein carbon adsorbent be adsorbed as by force, purity height, filtering velocity
Hurry up, steady quality, with flocculating effect and the features such as drainage effect；Diatomite has fine and smooth, loose, light weight, porous, water imbibition
The strong property with permeability；Vermiculite is a kind of water softening agent, being capable of demineralized water；Calcium oxide can be filtered to remove residual
The hydroxide such as Cu, Fe, Mg are precipitated.
5th, two kinds of precipitating reagents that the present invention is used easily are obtained and prepared compared with traditional precipitating reagent, and to water quality not
Pollution can be produced, water quality can be improved while large granular impurity is precipitated.
6th, the sewage treatment process for two kinds of precipitating reagent connected applications inorganic agents that the present invention is used can be good at solving
The problem of current sewage disposal, small investment, operating cost is low, standard water discharge.
Embodiment
The technical scheme in the embodiment of the present invention is clearly and completely described below, it is clear that described embodiment
Only a part of embodiment of the invention, rather than whole embodiments.Based on the embodiment in the present invention, the common skill in this area
The every other embodiment that art personnel are obtained under the premise of creative work is not made, belongs to the model that the present invention is protected
Enclose.
Embodiment one：
A kind of sewage-treating agent, the component of the precipitating reagent A includes N- methyl aminodithioformic acid iron by weight
15 parts of 10 parts of 8 parts of 30 parts of water and milk matter suspending agent, iron hydroxide, sodium citrate, nano-calcium carbonate sodium, the amino-compound of calcium polymer
10 parts, 3 parts of sodium sulphate, 20 parts of sodium cellulose glycolate, the component of the precipitating reagent B includes carbon adsorbent 30 by weight
Part, 15 parts of diatomite, 15 parts of vermiculite and 8 parts of calcium oxide.
Embodiment two：
A kind of sewage-treating agent, the component of the precipitating reagent A includes N- methyl aminodithioformic acid iron by weight
25 parts of 120 parts of 15 parts of 40 parts of water and milk matter suspending agent, iron hydroxide, sodium citrate, nano-calcium carbonate sodium, the amino chemical combination of calcium polymer
20 parts of thing, 10 parts of sodium sulphate, 30 parts of sodium cellulose glycolate, the component of the precipitating reagent B include carbon adsorbent by weight
15 parts of 40 parts, 25 parts of diatomite, 25 parts of vermiculite and calcium oxide.
Embodiment three：
A kind of sewage-treating agent, the component of the precipitating reagent A includes N- methyl aminodithioformic acid iron by weight
17 parts of 12 parts of 9 parts of 32 parts of water and milk matter suspending agent, iron hydroxide, sodium citrate, nano-calcium carbonate sodium, the amino-compound of calcium polymer
12 parts, 4 parts of sodium sulphate, 22 parts of sodium cellulose glycolate, the component of the precipitating reagent B includes carbon adsorbent 32 by weight
Part, 17 parts of diatomite, 17 parts of vermiculite and 9 parts of calcium oxide.
Example IV：
A kind of sewage-treating agent, the component of the precipitating reagent A includes N- methyl aminodithioformic acid iron by weight
20 parts of 15 parts of 11 parts of 35 parts of water and milk matter suspending agent, iron hydroxide, sodium citrate, nano-calcium carbonate sodium, the amino chemical combination of calcium polymer
15 parts of thing, 6 parts of sodium sulphate, 25 parts of sodium cellulose glycolate, the component of the precipitating reagent B include carbon adsorbent 35 by weight
Part, 20 parts of diatomite, 20 parts of vermiculite and 11 parts of calcium oxide.
Embodiment five：
A kind of sewage-treating agent, the component of the precipitating reagent A includes N- methyl aminodithioformic acid iron by weight
20 parts of 15 parts of 12 parts of 35 parts of water and milk matter suspending agent, iron hydroxide, sodium citrate, nano-calcium carbonate sodium, the amino chemical combination of calcium polymer
15 parts of thing, 7 parts of sodium sulphate, 25 parts of sodium cellulose glycolate, the component of the precipitating reagent B include carbon adsorbent 35 by weight
Part, 20 parts of diatomite, 20 parts of vermiculite and 12 parts of calcium oxide.
Using the sewage treatment process of the inorganic agent, mainly include the following steps that：
A, collection waste water：Sewage is collected in treatment tank A and is stirred 40-60min, is stood after stirring
2h；
B, primary sedimentation：1/2 precipitating reagent A is added in treatment tank A, stirred while adding, 20min- is stirred
30min；Add afterwards and sewage is stirred continuously in other 1/2 precipitating reagent A, adition process, 1h is stood after stirring 20min；
C, take supernatant：Supernatant is extracted with water pump afterwards, supernatant is discharged into treatment tank B, by sewage disposal
The precipitation of pond A bottoms is recycled in impurity collecting box；
D, secondary precipitation：It is slowly added to be stirred continuously in precipitating reagent B, adition process in treatment tank B, mixing time
For 40min-60min, 30min is stood；
E, take supernatant：Again the supernatant in treatment tank B is extracted with water pump；
F, sterilization：The supernatant extracted in step E is discharged into sterilization tank, addition chlorine dioxide carries out disinfection.
The precipitating reagent and conventional precipitation agent of various embodiments of the present invention are contrasted, data such as following table is obtained：
Understand that invention agent precipitate total time is minimum by above table data, the precipitating reagent component of use can reach most preferably
Effect.
| Sewage quality | Common process agent | Invention reagent |
| COD concentration 800mg/L | COD concentration 125mg/L | COD concentration 67mg/L |
| Chromium 2.00mg/L | Chromium 1.13mg/L | Chromium 0.39mg/L |
| Lead 2.00mg/L | Lead 1.25mg/L | Lead 0.43mg/L |
| Cadmium 2.00mg/L | Cadmium 0.98mg/L | Cadmium 0.48mg/L |
| Cu2.00mg/L | Cu1.04mg/L | Cu0.51mg/L |
Heavy metal and COD treatment effect in above table data, embodiment one, the precipitating reagent group of use
Part can reach optimum efficiency.
Handling process of the present invention is simple, treatment effeciency is high, can reach draining or the water quality requirement reused；And it is whole
Individual processing step advantages of simple, it is easy to control, will not produce more rubbish, effectively environmental protection, and cost is relatively low；In addition,
The present invention can effectively remove the impurity such as heavy metal ion, microorganism, bulky grain in waste water using two kinds of precipitating reagents；Its
The water and milk matter suspending agent of N- methyl aminodithioformic acid iron calcium polymer in middle precipitating reagent A is easily prepared, and heavy metal from
Son has extremely strong adsorption capacity, and the sedimentation speed of the solution containing heavy metal ion can be improved compared with traditional flocculant
Rate, iron hydroxide can adjust the PH of water；Sodium citrate, through oxygen, heat, light, bacterium and the effect of microorganism, holds very much in water
Easily occurs biodegradation, also with complexing of metal ion ability；Nano-calcium carbonate stable sodium is good, is adsorbed with extremely strong greasy dirt
Property；Amino-compound can improve water quality；Sodium sulphate can remove the color in sewage；Sodium cellulose glycolate is capable of Gao Shui's
Activity；In addition, the precipitating reagent B component sources that the present invention is provided are extensively, carbon adsorbent be adsorbed as by force, purity is high, filtering velocity soon, matter
Amount is stable, with flocculating effect and the features such as drainage effect；Diatomite has fine and smooth, loose, light weight, porous, water imbibition and oozed
The strong property of permeability；Vermiculite is a kind of water softening agent, being capable of demineralized water；Calcium oxide can be filtered to remove the Cu of residual, Fe,
The hydroxide such as Mg are precipitated；Compared with traditional precipitating reagent, easily obtain and prepare, and pollution will not be produced to water quality, heavy
Water quality can be improved while the large granular impurity of shallow lake.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all essences in the present invention
Any modifications, equivalent substitutions and improvements made within refreshing and principle etc., should be included in the scope of the protection.
Claims (7)
1. a kind of sewage-treating agent, including precipitating reagent A and precipitating reagent B, it is characterised in that：The component of the precipitating reagent A is by weight
Number includes 8-15 parts of 30-40 parts of water and milk matter suspending agent, iron hydroxide, the lemon of N- methyl aminodithioformic acid iron calcium polymer
10-20 parts of sodium of lemon acid, 15-25 parts of nano-calcium carbonate sodium, 10-20 parts of amino-compound, 3-10 parts of sodium sulphate, sodium cellulose glycolate
20-30 parts, the component of the precipitating reagent B includes 30-40 parts of carbon adsorbent, 15-25 parts of diatomite, vermiculite 15- by weight
25 parts and 8-15 parts of calcium oxide.
2. a kind of sewage-treating agent according to claim 1, it is characterised in that：The component of the precipitating reagent A is by weight
Include 9-14 parts of 32-38 parts of water and milk matter suspending agent, iron hydroxide, the citric acid of N- methyl aminodithioformic acid iron calcium polymer
12-18 parts of sodium, 17-23 parts of nano-calcium carbonate sodium, 12-18 parts of amino-compound, 4-9 parts of sodium sulphate, sodium cellulose glycolate 22-28
Part, the component of the precipitating reagent B include by weight 32-38 parts of carbon adsorbent, 17-23 parts of diatomite, 17-23 parts of vermiculite with
And 9-14 parts of calcium oxide.
3. a kind of sewage-treating agent according to claim 1 or claim 2, it is characterised in that：The component of the precipitating reagent A is by weight
Number includes 9 parts of 32 parts of water and milk matter suspending agent, iron hydroxide, the sodium citrate 12 of N- methyl aminodithioformic acid iron calcium polymer
Part, 17 parts of nano-calcium carbonate sodium, 12 parts of amino-compound, 4 parts of sodium sulphate, 22 parts of sodium cellulose glycolate, the group of the precipitating reagent B
Part includes 9 parts of 32 parts of carbon adsorbent, 17 parts of diatomite, 17 parts of vermiculite and calcium oxide by weight.
4. a kind of sewage-treating agent according to claim 1 or claim 2, it is characterised in that：The component of the precipitating reagent A is by weight
Number includes 14 parts of 38 parts of water and milk matter suspending agent, iron hydroxide, the sodium citrate of N- methyl aminodithioformic acid iron calcium polymer
18 parts, 23 parts of nano-calcium carbonate sodium, 18 parts of amino-compound, 9 parts of sodium sulphate, 28 parts of sodium cellulose glycolate, the precipitating reagent B's
Component includes 14 parts of 38 parts of carbon adsorbent, 23 parts of diatomite, 23 parts of vermiculite and calcium oxide by weight.
5. a kind of sewage-treating agent according to claim 1 or claim 2, it is characterised in that：The component of the precipitating reagent A is by weight
Number includes 11 parts of 35 parts of water and milk matter suspending agent, iron hydroxide, the sodium citrate of N- methyl aminodithioformic acid iron calcium polymer
15 parts, 20 parts of nano-calcium carbonate sodium, 15 parts of amino-compound, 6 parts of sodium sulphate, 25 parts of sodium cellulose glycolate, the precipitating reagent B's
Component includes 11 parts of 35 parts of carbon adsorbent, 20 parts of diatomite, 20 parts of vermiculite and calcium oxide by weight.
6. a kind of sewage-treating agent according to claim 1 or claim 2, it is characterised in that：The component of the precipitating reagent A is by weight
Number includes 12 parts of 35 parts of water and milk matter suspending agent, iron hydroxide, the sodium citrate of N- methyl aminodithioformic acid iron calcium polymer
15 parts, 20 parts of nano-calcium carbonate sodium, 15 parts of amino-compound, 7 parts of sodium sulphate, 25 parts of sodium cellulose glycolate, the precipitating reagent B's
Component includes 12 parts of 35 parts of carbon adsorbent, 20 parts of diatomite, 20 parts of vermiculite and calcium oxide by weight.
7. a kind of sewage treatment process of any described sewage-treating agents of application claim 1-6, it is characterised in that：Main bag
Include following steps：
A, collection waste water：Sewage is collected in treatment tank A and is stirred 40-60min, 2h is stood after stirring；
B, primary sedimentation：1/2 precipitating reagent A is added in treatment tank A, stirred while adding, 20min-30min is stirred；It
After add sewage be stirred continuously in other 1/2 precipitating reagent A, adition process, stand 1h after stirring 20min；
C, take supernatant：Supernatant is extracted with water pump afterwards, supernatant is discharged into treatment tank B, by treatment tank A bottoms
The precipitation in portion is recycled in impurity collecting box；
D, secondary precipitation：It is slowly added to be stirred continuously in precipitating reagent B, adition process in treatment tank B, mixing time is
40min-60min, stands 30min；
E, take supernatant：Again the supernatant in treatment tank B is extracted with water pump；
F, sterilization：The supernatant extracted in step E is discharged into sterilization tank, addition chlorine dioxide carries out disinfection.
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| CN201710335899.6A CN107082477A (en) | 2017-05-12 | 2017-05-12 | A kind of sewage treatment process of sewage-treating agent and the application inorganic agent |
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| CN201710335899.6A CN107082477A (en) | 2017-05-12 | 2017-05-12 | A kind of sewage treatment process of sewage-treating agent and the application inorganic agent |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111875022A (en) * | 2020-08-28 | 2020-11-03 | 南京融众环境工程研究院有限公司 | Precipitator for treating chemical wastewater and preparation method thereof |
| CN112591901A (en) * | 2020-12-13 | 2021-04-02 | 刘长岭 | Mine water advanced treatment agent and use method thereof |
| CN112850974A (en) * | 2021-04-14 | 2021-05-28 | 丽水市太行环境科技有限公司 | Sewage treatment system and sewage treatment method thereof |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101781005A (en) * | 2010-03-02 | 2010-07-21 | 河北农业大学 | Bionomic precipitator and preparation method and application method thereof |
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| CN112591901A (en) * | 2020-12-13 | 2021-04-02 | 刘长岭 | Mine water advanced treatment agent and use method thereof |
| CN112850974A (en) * | 2021-04-14 | 2021-05-28 | 丽水市太行环境科技有限公司 | Sewage treatment system and sewage treatment method thereof |
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Application publication date: 20170822 |