CN107879415A - A kind of domestic sewage treating compound - Google Patents
A kind of domestic sewage treating compound Download PDFInfo
- Publication number
- CN107879415A CN107879415A CN201711418725.2A CN201711418725A CN107879415A CN 107879415 A CN107879415 A CN 107879415A CN 201711418725 A CN201711418725 A CN 201711418725A CN 107879415 A CN107879415 A CN 107879415A
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- China
- Prior art keywords
- parts
- domestic sewage
- treating compound
- sewage treating
- rare earth
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- 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
- 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
-
- 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
-
- 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
- C02F1/72—Treatment of water, waste water, or sewage by oxidation
- C02F1/722—Oxidation by peroxides
-
- 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
- C02F1/72—Treatment of water, waste water, or sewage by oxidation
- C02F1/725—Treatment of water, waste water, or sewage by oxidation by catalytic oxidation
-
- 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
- C02F2101/16—Nitrogen compounds, e.g. ammonia
-
- 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
- C02F2101/30—Organic compounds
Abstract
The invention provides a kind of domestic sewage treating compound, include the raw material of following parts by weight:Rare earth modified 30~50 parts of vermiculite, 20~40 parts of bentonite, 10~20 parts of attapulgite, 2~6 parts of molysite, 5~10 parts of aluminium salt, 10~20 parts of aluminium polychloride, 10~20 parts of bodied ferric sulfate, 8~16 parts of activated carbon, 5~10 parts of hydrogen peroxide, 50~100 parts of water.Domestic sewage treating compound provided by the invention can have higher clearance to total nitrogen, total phosphorus, ammonia nitrogen, COD, BOD, SS in water body in a short time, will not cause secondary pollution, and with sterilization, antibacterial, flocculation function.
Description
Technical field
The invention belongs to water-treatment technology field, and in particular to a kind of domestic sewage treating compound.
Background technology
As the improvement of people's living standards, the discharge of sanitary sewage is increasingly severe, sanitary sewage is mainly people's day
Often caused various waste water, predominantly wash water in life, substantial amounts of cellulose, starch, carbohydrate are contained in wash water
With fat protein etc., the also chloride containing inorganic salts, sulfate, phosphate etc., the content of nitrogen phosphate and sulfur is characterized in
Height, foul smell is easily produced in the presence of anaerobic bacteria.
In recent years, the handling process of sanitary sewage is also being updated, and has bioremediation and physical treatment method etc..
Biological method processing time is grown, and speed is slow, and efficiency is low;Physical treatment method is costly, and processing is not thorough, easily causes two
Secondary pollution, does not reach discharge standard
The content of the invention
The deficiency for more than, the invention provides a kind of domestic sewage treating compound.
The technical scheme that the present invention takes is:
A kind of domestic sewage treating compound, include the raw material of following parts by weight:Rare earth modified 30~50 parts of vermiculite, bentonite 20
~40 parts, 10~20 parts of attapulgite, 2~6 parts of molysite, 5~10 parts of aluminium salt, 10~20 parts of aluminium polychloride, bodied ferric sulfate
10~20 parts, 8~16 parts of activated carbon, 5~10 parts of hydrogen peroxide, 50~100 parts of water.
Further, it is preferable to it is the raw material for including following parts by weight:Rare earth modified 33~44 parts of vermiculite, bentonite 24~32
Part, 12~18 parts of attapulgite, 3~5 parts of molysite, 6~8 parts of magnesium salts, 5~7 parts of aluminium salt, 13~16 parts of aluminium polychloride, polymerization
12~15 parts of ferric sulfate, 10~13 parts of activated carbon, 7~9 parts of hydrogen peroxide, 52~70 parts of water.
Further, the raw material of following parts by weight is preferably comprised:It is rare earth modified 38 parts of vermiculite, 26 parts of bentonite, recessed
Convex 14 parts of rod soil, 4 parts of molysite, 6 parts of aluminium salt, 15 parts of aluminium polychloride, 14 parts of bodied ferric sulfate, 12 parts of activated carbon, hydrogen peroxide 9
Part, 55 parts of water.
The domestic sewage treating compound can reach to total nitrogen in water body, total phosphorus, ammonia nitrogen, COD, BOD, SS clearance
More than 90%.
The preparation method of the rare earth modified vermiculite is:By vermiculite through 300~400 DEG C of 1~2h of sintering, concentration is then added
For the 0.3~0.6M rare earth ion aqueous solution, the use of alkali lye regulation pH is 10~12,30~60min of stirring reaction, centrifuges, filter
After slag is dried, it is calcined 3~5 hours in 420~550 DEG C.
The preparation method of the rare earth modified vermiculite is:By vermiculite through 345 DEG C of sintering 1.5h, then adding concentration is
The 0.38M lanthanum ion aqueous solution, the use of alkali lye regulation pH is 11, stirring reaction 40min, centrifuges, after filter residue and drying, in 480 DEG C
Roasting 4.5 hours.
The molysite, aluminium salt are respectively ferric chloride hexahydrate and Aluminium chloride hexahydrate.
The domestic sewage treating compound preparation method comprises the following steps:
(1) bentonite and attapulgite are pre-processed through 350~380 DEG C of high-temperature roastings;
(2) molysite of formula ratio and aluminium salt are dissolved in the water of formula ratio, the pH for adding alkali lye regulation water body is 9~11;
(3) bentonite for the formula ratio for obtaining step (1) and attapulgite are added in the mixed liquor that step (2) obtains
Stir 20~30min;Filter, it is standby after natural cooling through 420~460 DEG C of high-temperature roasting 2~4 hours after filter residue and drying;
(4) product and the rare earth modified vermiculite of formula ratio that obtain step (3), aluminium polychloride, bodied ferric sulfate, work
Property charcoal mixing, it be 80~120 mesh that particle diameter is crushed to after stirring, you can obtain described in domestic sewage treating compound.
The alkali lye is one kind in 0.1~0.5mol/L sodium hydroxides, sodium acid carbonate.
The reasonable raw material proportioning of domestic sewage treating compound provided by the invention, by the way that bentonite, attapulgite high temperature are roasted
Burn and increase its specific surface area, improve it to molysite and the adsorption effect of aluminium salt, after being adsorbed to molysite and aluminium salt, adjust it
PH is alkalescence, is then handled through high-temperature roasting, has been loaded the bentonite and attapulgite of iron, aluminum oxide;Then will
Both have been mixed to get the life with efficient process effect with rare earth modified vermiculite, aluminium polychloride, bodied ferric sulfate, activated carbon
Sewage-treating agent living.
In the formula of domestic sewage treating compound disclosed by the invention, rare earth modified vermiculite, activated carbon have stronger absorption
Effect can be effectively in adsorbed water body inorganic salts, aluminium polychloride and bodied ferric sulfate have stronger flocculation, can be notable
The suspension and little particle in sewage are reduced, iron, the bentonite of aluminum oxide and attapulgite has been loaded and has carried out sanitary sewage
During processing can catalyzing hydrogen peroxide oxidation so as to being decomposed to organic matter, significantly reduce COD the and BOD values in water body, this
Outer hydrogen peroxide also has the function of disinfection.
Compared with prior art, the present invention has advantages below:Domestic sewage treating compound provided by the invention can be short
There is higher clearance to total nitrogen, total phosphorus, ammonia nitrogen, COD, BOD, SS in water body in time, secondary pollution will not be caused, and
With sterilization, antibacterial, flocculation function.
Embodiment
With reference to embodiment, the present invention is described in detail.
Embodiment 1
A kind of domestic sewage treating compound, include the raw material of following parts by weight:Rare earth modified 38 parts of vermiculite, 26 parts of bentonite,
14 parts of attapulgite, 4 parts of molysite, 6 parts of aluminium salt, 15 parts of aluminium polychloride, 14 parts of bodied ferric sulfate, 12 parts of activated carbon, peroxidating
9 parts of hydrogen, 55 parts of water.The preparation method of rare earth modified vermiculite is:By vermiculite through 345 DEG C of sintering 1.5h, then adding concentration is
The 0.38M lanthanum ion aqueous solution, the use of alkali lye regulation pH is 11, stirring reaction 40min, centrifuges, after filter residue and drying, in 480 DEG C
Roasting 4.5 hours.
The preparation method of the domestic sewage treating compound is:
(1) bentonite and attapulgite are pre-processed into 30min through 350 DEG C of high-temperature roastings;
(2) Ferric Chloride Hydrated of formula ratio and Aluminium chloride hexahydrate are dissolved in the water of formula ratio, add 0.1mol/L hydrogen
The pH of sodium hydroxide solution regulation water body is 9;
(3) bentonite for the formula ratio for obtaining step (1) and attapulgite are added in the mixed liquor that step (2) obtains
Stir 30min;Filter, it is standby after natural cooling through 420 DEG C of high-temperature roasting 4 hours after filter residue and drying;
(4) product and the rare earth modified vermiculite of formula ratio that obtain step (3), aluminium polychloride, bodied ferric sulfate, work
Property charcoal mixing, after stirring, it be 80~120 mesh to be crushed to particle diameter, you can obtain described in domestic sewage treating compound;And in life
The hydrogen peroxide of formula ratio is coordinated to use during sewage disposal living.
Sanitary sewage 1L is taken to add the hydrogen peroxide of domestic sewage treating compound 2g that the present embodiment obtains and formula ratio,
Stirring reaction 4 hours under 300r/min, the removal of the total nitrogen tested respectively in water body after standing, total phosphorus, ammonia nitrogen, COD, BOD, SS
Rate, as a result as shown in table 1.
Embodiment 2
A kind of domestic sewage treating compound, include the raw material of following parts by weight:Rare earth modified 30 parts of vermiculite, 20 parts of bentonite,
10 parts of attapulgite, 2 parts of molysite, 5 parts of aluminium salt, 10 parts of aluminium polychloride, 10 parts of bodied ferric sulfate, 8 parts of activated carbon, hydrogen peroxide
5 parts, 50 parts of water.The preparation method of rare earth modified vermiculite is:By vermiculite through 345 DEG C of sintering 1.5h, it is 0.38M then to add concentration
The lanthanum ion aqueous solution, the use of alkali lye regulation pH be 11, stirring reaction 40min, centrifugation, after filter residue and drying, is calcined in 480 DEG C
4.5 hour.
The preparation method of the domestic sewage treating compound is:
(1) bentonite and attapulgite are pre-processed into 35min through 380 DEG C of high-temperature roastings;
(2) Ferric Chloride Hydrated of formula ratio and Aluminium chloride hexahydrate are dissolved in the water of formula ratio, add 0.3mol/L carbon
The pH of sour hydrogen sodium solution regulation water body is 10;
(3) bentonite for the formula ratio for obtaining step (1) and attapulgite are added in the mixed liquor that step (2) obtains
Stir 25min;Filter, it is standby after natural cooling through 440 DEG C of high-temperature roasting 3 hours after filter residue and drying;
(4) product and the rare earth modified vermiculite of formula ratio that obtain step (3), aluminium polychloride, bodied ferric sulfate, work
Property charcoal mixing, after stirring, it be 80~120 mesh to be crushed to particle diameter, you can obtain described in domestic sewage treating compound;And in life
The hydrogen peroxide of formula ratio is coordinated to use during sewage disposal living.
Sanitary sewage 1L is taken to add the hydrogen peroxide of domestic sewage treating compound 2g that the present embodiment obtains and formula ratio,
Stirring reaction 4 hours under 300r/min, the removal of the total nitrogen tested respectively in water body after standing, total phosphorus, ammonia nitrogen, COD, BOD, SS
Rate, as a result as shown in table 1.
Embodiment 3
A kind of domestic sewage treating compound, include the raw material of following parts by weight:Rare earth modified 50 parts of vermiculite, 40 parts of bentonite,
20 parts of attapulgite, 6 parts of molysite, 10 parts of aluminium salt, 20 parts of aluminium polychloride, 20 parts of bodied ferric sulfate, 16 parts of activated carbon, peroxidating
10 parts of hydrogen, 100 parts of water.The preparation method of rare earth modified vermiculite is:By vermiculite through 345 DEG C of sintering 1.5h, then adding concentration is
The 0.38M lanthanum ion aqueous solution, the use of alkali lye regulation pH is 11, stirring reaction 40min, centrifuges, after filter residue and drying, in 480 DEG C
Roasting 4.5 hours.
The preparation method of the domestic sewage treating compound is:
(1) bentonite and attapulgite are pre-processed into 20min through 380 DEG C of high-temperature roastings;
(2) Ferric Chloride Hydrated of formula ratio and Aluminium chloride hexahydrate are dissolved in the water of formula ratio, add 0.5mol/L hydrogen
The pH of sodium hydroxide solution regulation water body is 11;
(3) bentonite for the formula ratio for obtaining step (1) and attapulgite are added in the mixed liquor that step (2) obtains
Stir 30min;Filter, it is standby after natural cooling through 460 DEG C of high-temperature roasting 2 hours after filter residue and drying;
(4) product and the rare earth modified vermiculite of formula ratio that obtain step (3), aluminium polychloride, bodied ferric sulfate, work
Property charcoal mixing, after stirring, it be 80~120 mesh to be crushed to particle diameter, you can obtain described in domestic sewage treating compound;And in life
The hydrogen peroxide of formula ratio is coordinated to use during sewage disposal living.
Sanitary sewage 1L is taken to add the hydrogen peroxide of domestic sewage treating compound 2g that the present embodiment obtains and formula ratio,
Stirring reaction 4 hours under 300r/min, the removal of the total nitrogen tested respectively in water body after standing, total phosphorus, ammonia nitrogen, COD, BOD, SS
Rate, as a result as shown in table 1.
Comparative example 1
A kind of domestic sewage treating compound, include the raw material of following parts by weight:Rare earth modified 38 parts of vermiculite, 26 parts of bentonite,
14 parts of attapulgite, 4 parts of molysite, 6 parts of aluminium salt, 15 parts of aluminium polychloride, 14 parts of bodied ferric sulfate, 12 parts of activated carbon, peroxidating
9 parts of hydrogen.
The preparation method of rare earth modified vermiculite is:By vermiculite through 345 DEG C of sintering 1.5h, it is 0.38M's then to add concentration
The lanthanum ion aqueous solution, the use of alkali lye regulation pH is 11, stirring reaction 40min, centrifuges, after filter residue and drying, 4.5 are calcined in 480 DEG C
Hour.
The preparation method of the domestic sewage treating compound is:Each raw material is directly mixed according to formula ratio.
Sanitary sewage 1L is taken to add the hydrogen peroxide of domestic sewage treating compound 2g that the present embodiment obtains and formula ratio,
Stirring reaction 4 hours under 300r/min, the removal of the total nitrogen tested respectively in water body after standing, total phosphorus, ammonia nitrogen, COD, BOD, SS
Rate, as a result as shown in table 1.
Table 1
A kind of above-mentioned detailed description carried out with reference to embodiment to domestic sewage treating compound is illustrative rather than is limited
Property, can include several embodiments according to limited scope, thus the change in the case where not departing from present general inventive concept and
Modification, should belong within protection scope of the present invention.
Claims (10)
1. a kind of domestic sewage treating compound, it is characterised in that include the raw material of following parts by weight:Rare earth modified vermiculite 30~50
Part, 20~40 parts of bentonite, 10~20 parts of attapulgite, 2~6 parts of molysite, 5~10 parts of aluminium salt, 10~20 parts of aluminium polychloride,
10~20 parts of bodied ferric sulfate, 8~16 parts of activated carbon, 5~10 parts of hydrogen peroxide, 50~100 parts of water.
2. domestic sewage treating compound according to claim 1, it is characterised in that include the raw material of following parts by weight:Rare earth
33~44 parts of PERFORMANCE OF MODIFIED VERMICULITE, 24~32 parts of bentonite, 12~18 parts of attapulgite, 3~5 parts of molysite, 6~8 parts of magnesium salts, aluminium salt 5
~7 parts, 13~16 parts of aluminium polychloride, 12~15 parts of bodied ferric sulfate, 10~13 parts of activated carbon, 7~9 parts of hydrogen peroxide, water
52~70 parts.
3. domestic sewage treating compound according to claim 1 or 2, it is characterised in that include the raw material of following parts by weight:It is dilute
Native 38 parts of PERFORMANCE OF MODIFIED VERMICULITE, 26 parts of bentonite, 14 parts of attapulgite, 4 parts of molysite, 6 parts of aluminium salt, 15 parts of aluminium polychloride, polymerised sulphur
Sour 14 parts of iron, 12 parts of activated carbon, 9 parts of hydrogen peroxide, 55 parts of water.
4. domestic sewage treating compound according to claim 1, it is characterised in that the domestic sewage treating compound is in water body
Total nitrogen, total phosphorus, ammonia nitrogen, COD, BOD, SS clearance can reach more than 90%.
5. domestic sewage treating compound according to claim 1, it is characterised in that the preparation method of the rare earth modified vermiculite
For:By vermiculite through 300~400 DEG C of 1~2h of sintering, the rare earth ion aqueous solution that concentration is 0.3~0.6M is then added, uses alkali
Liquid regulation pH is 10~12,30~60min of stirring reaction, is centrifuged, and after filter residue and drying, is calcined 3~5 hours in 420~550 DEG C.
6. domestic sewage treating compound according to claim 1, it is characterised in that the preparation method of the rare earth modified vermiculite
For:By vermiculite through 345 DEG C of sintering 1.5h, the lanthanum ion aqueous solution that concentration is 0.38M is then added, is using alkali lye regulation pH
11, stirring reaction 40min, centrifuge, after filter residue and drying, be calcined 4.5 hours in 480 DEG C.
7. domestic sewage treating compound according to claim 1, it is characterised in that the molysite, aluminium salt are respectively six hydrations
Iron chloride and Aluminium chloride hexahydrate.
8. domestic sewage treating compound according to claim 1, it is characterised in that the domestic sewage treating compound preparation method
Comprise the following steps:
(1) bentonite and attapulgite are pre-processed through 350~380 DEG C of high-temperature roastings;
(2) molysite of formula ratio and aluminium salt are dissolved in the water of formula ratio, the pH for adding alkali lye regulation water body is 9~11;
(3) bentonite for the formula ratio for obtaining step (1) and attapulgite are added in the mixed liquor that step (2) obtains and stirred
20~30min;Filter, it is standby after natural cooling through 420~460 DEG C of high-temperature roasting 2~4 hours after filter residue and drying;
(4) product and rare earth modified vermiculite, aluminium polychloride, bodied ferric sulfate, the activated carbon of formula ratio obtained step (3)
Mixing, it is 80~120 mesh that particle diameter is crushed to after stirring, you can obtains described domestic sewage treating compound.
9. domestic sewage treating compound according to claim 8, it is characterised in that be additionally included in carry out sanitary sewage disposal
When, the hydrogen peroxide of addition formula ratio while adding domestic sewage treating compound.
10. domestic sewage treating compound according to claim 8, it is characterised in that the alkali lye is 0.1~0.5mol/L hydrogen
One kind in sodium oxide molybdena, sodium acid carbonate.
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CN201711418725.2A CN107879415A (en) | 2017-12-25 | 2017-12-25 | A kind of domestic sewage treating compound |
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CN201711418725.2A CN107879415A (en) | 2017-12-25 | 2017-12-25 | A kind of domestic sewage treating compound |
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Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108557943A (en) * | 2018-04-16 | 2018-09-21 | 合肥聪亨新型建材科技有限公司 | A kind of special water purification agent of wastewater treatment and preparation method thereof |
CN108773868A (en) * | 2018-08-08 | 2018-11-09 | 王义云 | A kind of domestic sewage treating compound and preparation method thereof |
CN108862817A (en) * | 2018-05-31 | 2018-11-23 | 四川奥恒环保科技有限公司 | A kind of sewage water treatment method |
CN110655129A (en) * | 2019-10-16 | 2020-01-07 | 四川一色三源环保工程有限公司 | Preparation method of efficient water purifying agent for domestic sewage treatment |
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CN1817439A (en) * | 2006-01-17 | 2006-08-16 | 昆明理工大学 | Rare earth adsorbent and production thereof |
CN101973616A (en) * | 2010-10-29 | 2011-02-16 | 淮阴工学院 | Method for preparing composite coagulant used for treating slightly polluted raw water |
CN105126763A (en) * | 2015-07-18 | 2015-12-09 | 常州大学 | Preparation method of attapulgite composite material used for adsorbing and separating azeotrope |
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Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108557943A (en) * | 2018-04-16 | 2018-09-21 | 合肥聪亨新型建材科技有限公司 | A kind of special water purification agent of wastewater treatment and preparation method thereof |
CN108862817A (en) * | 2018-05-31 | 2018-11-23 | 四川奥恒环保科技有限公司 | A kind of sewage water treatment method |
CN108773868A (en) * | 2018-08-08 | 2018-11-09 | 王义云 | A kind of domestic sewage treating compound and preparation method thereof |
CN110655129A (en) * | 2019-10-16 | 2020-01-07 | 四川一色三源环保工程有限公司 | Preparation method of efficient water purifying agent for domestic sewage treatment |
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