CN105217842A - A kind of waste water treatment process - Google Patents
A kind of waste water treatment process Download PDFInfo
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- CN105217842A CN105217842A CN201510733275.0A CN201510733275A CN105217842A CN 105217842 A CN105217842 A CN 105217842A CN 201510733275 A CN201510733275 A CN 201510733275A CN 105217842 A CN105217842 A CN 105217842A
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Abstract
The invention discloses a kind of processing method of wastewater treatment, the method comprises the steps: that adding Wingdale in water sample stirs, and regulates pH, then filters and removes precipitation; In the waste water after above-mentioned filtration, add oxygenant decolouring, then add composite flocculant, stir, standing sedimentation is separated; Again by waste water filtering, add charcoal absorption, refilter.Technique of the present invention is simple, adopts composite flocculant, reduces cost, improve treatment effect, and raw material sources is convenient, high to the efficiency of wastewater treatment, purifies water effective, and flocculation rate is fast, easy and simple to handle.In the high concentrated organic wastewater process of process dual disposal, COD clearance can reach 35-70%, and therefore the present invention has great application value in the purifying treatment of waste water.
Description
Technical field
The present invention relates to a kind of technique of wastewater treatment.
Background technology
Along with the progress in epoch, industrial or agricultural is also more and more flourishing, while such development is created the wealth to the mankind, also environment is caused to the pollution problem of harm, particularly water resources in various degree.At present, domestic main method of wastewater treatment has Silvola recovery, electrodialysis, biochemical process etc., but aforesaid method has the problems such as with high content of technology, investment is large, working cost is high.
Flocculation sedimentation is the economy of disposing of sewage, easy method.In flocculation sedimentation, the selection of flocculation agent is the most key.In flocculation agent, there is the shortcomings such as dosage is large, moisture percentage in sewage sludge is high in inorganic flocculating agent.And existing organic polymer coargulator, though can overcome above-mentioned deficiency, cost is higher.The preparation of high efficiency, low cost flocculation agent becomes one of focus that investigators pay close attention to for this reason.In recent years, the development of composite flocculation agent becomes focus.Composite flocculant can overcome the many deficiencies using single flocculation agent, and wide accommodation, decontamination mud is good, and pH use range is large.But current composite flocculant ubiquity synthesis preparation formality is complicated, and cost is high, and sludge quantity is large, the problems such as treatment effect is undesirable.
Summary of the invention
The object of the invention is to propose a kind of waste water treatment process, good sewage processing effect, cost can be made low.
For reaching this object, the present invention adopts following technical scheme:
On the one hand, the invention provides a kind of waste water treatment process, comprise the steps:
(1) add Wingdale in water sample to stir, regulate pH, then filter and remove precipitation;
(2) add oxygenant decolouring in the waste water after filtering to step (1), then add composite flocculant, stir, standing sedimentation is separated;
(3) by the waste water filtering of step (2), add charcoal absorption, refilter.
Each component concentration of described composite flocculant comprises following raw material by weight:
Described polyacrylamide can be 1 part, 2 parts, 3 parts, 4 parts or 5 parts.
Described aluminium salt can be 50 parts, 51 parts, 52 parts, 53 parts, 54 parts, 55 parts, 56 parts, 57 parts, 58 parts, 59 parts or 60 parts.
Described calcium oxide can be 1 part, 2 parts, 3 parts, 4 parts or 5 parts.
Described water glass can be 5 parts, 6 parts, 7 parts, 8 parts, 9 parts or 10 parts.
Described sodium bicarbonate can be 0.5 part, 1 part, 2 parts, 3 parts, 4 parts, 5 parts, 6 parts, 7 parts, 8 parts, 9 parts or 10 parts.
Described zeolite can be 3 parts, 4 parts or 5 parts.
Described porous adsorbent can be 10 parts, 11 parts, 12 parts, 13 parts, 14 parts or 15 parts.
Described aluminium salt is one in Tai-Ace S 150, aluminium chlorohydroxide or alum or at least two kinds of compositions.
Described porous adsorbent is one in diatomite, silica gel or molecular sieve or at least two kinds of compositions.
Adjustment pH to 6-8 described in step (1), such as, can be 6,6.5,6.8,7,7.2,7.5,7.8 or 8, be optimized for 6.5-7.8.
Oxygenant described in step (2) is one in clorox, Losantin, dioxide peroxide, ozone, hydrogen peroxide or potassium permanganate or at least two kinds of combinations, is preferably the one in ozone or hydrogen peroxide or at least two kinds of combinations.
The add-on of the flocculation agent described in step (2) is that the waste water of every 1L adds 20-50mg, can be such as 20mg, 22mg, 25mg, 28mg, 30mg, 32mg, 35mg, 38mg, 40mg, 42mg, 45mg, 48mg or 50mg, more preferably 20-40mg.
Churning time described in step (2) is 20-40min, such as, can be 20mg, 22mg, 25mg, 28mg, 30mg, 32mg, 35mg, 38mg or 40mg.
Preferably, the time of repose described in step (2) is 1-10 hour, such as, can be 1 hour, 2 hours, 3 hours, 4 hours, 5 hours, 6 hours, 7 hours, 8 hours, 9 hours or 10 hours.
Waste water treatment process described above, comprises the steps:
(1) add Wingdale in water sample to stir, regulate pH to 6.5-7.8, then filter and remove precipitation;
(2) add ozone decolorization in the waste water after filtering to step (1), every 1L waste water adds the composite flocculant of 35mg, stirs 30min, and standing 8 hours settlement separate;
(3) by the waste water filtering of step (2), add charcoal absorption, refilter;
Wherein flocculation agent each component concentration comprise following raw material by weight:
Compared with prior art, the present invention has following beneficial effect: technique of the present invention is simple, adopts composite flocculant, reduces cost, improve treatment effect, and raw material sources is convenient, high to the efficiency of wastewater treatment, purify water effective, flocculation rate is fast, easy and simple to handle.In the high concentrated organic wastewater process of process dual disposal, COD clearance can reach 35-70%, and therefore the present invention has great application value in the purifying treatment of waste water.
Embodiment
For further setting forth the technique means and effect thereof that the present invention takes, further illustrate technical scheme of the present invention below in conjunction with the preferred embodiments of the present invention, but the present invention is not confined in scope of embodiments.
Embodiment 1
(1) add Wingdale in water sample to stir, regulate pH to 8, then filter and remove precipitation;
(2) add ozone decolorization in the waste water after filtering to step (1), every 1L waste water adds the composite flocculant of 35mg, stirs 30min, and standing 8 hours settlement separate;
(3) by the waste water filtering of step (2), add charcoal absorption, refilter;
Wherein flocculation agent each component concentration comprise following raw material by weight:
Embodiment 2
(1) add Wingdale in water sample to stir, regulate pH to 6, then filter and remove precipitation;
(2) add clorox decolouring in the waste water after filtering to step (1), every 1L waste water adds the composite flocculant of 20mg, stirs 20min, and standing 1 hour settlement separate;
(3) by the waste water filtering of step (2), add charcoal absorption, refilter;
Wherein flocculation agent each component concentration comprise following raw material by weight:
Embodiment 3
(1) add Wingdale in water sample to stir, regulate pH to 6.5, then filter and remove precipitation;
(2) add hydrogen peroxide decolouring in the waste water after filtering to step (1), every 1L waste water adds the composite flocculant of 50mg, stirs 40min, and standing 10 hours settlement separate;
(3) by the waste water filtering of step (2), add charcoal absorption, refilter;
Wherein flocculation agent each component concentration comprise following raw material by weight:
Embodiment 4
(1) add Wingdale in water sample to stir, regulate pH to 7.2, then filter and remove precipitation;
(2) add ozone decolorization in the waste water after filtering to step (1), every 1L waste water adds the composite flocculant of 20mg, stirs 35min, and standing 3 hours settlement separate;
(3) by the waste water filtering of step (2), add charcoal absorption, refilter;
Wherein flocculation agent each component concentration comprise following raw material by weight:
Embodiment 5
(1) add Wingdale in water sample to stir, regulate pH to 7.8, then filter and remove precipitation;
(2) add hydrogen peroxide decolouring in the waste water after filtering to step (1), every 1L waste water adds the composite flocculant of 35mg, stirs 30min, and standing 6 hours settlement separate;
(3) by the waste water filtering of step (2), add charcoal absorption, refilter;
Wherein flocculation agent each component concentration comprise following raw material by weight:
The result of embodiment 1-5 is as shown in table 1:
Table 1
| Embodiment | COD clearance (%) |
| Embodiment 1 | 65％ |
| Embodiment 2 | 35％ |
| Embodiment 3 | 45％ |
| Embodiment 4 | 50％ |
| Embodiment 5 | 70％ |
In sum, technique of the present invention is simple, adopts composite flocculant, reduces cost, improve treatment effect, and raw material sources is convenient, high to the efficiency of wastewater treatment, purifies water effective, and flocculation rate is fast, easy and simple to handle.In the high concentrated organic wastewater process of process dual disposal, COD clearance can reach 35-70%, and therefore the present invention has great application value in the purifying treatment of waste water.
Applicant states, the present invention illustrates method detailed of the present invention by above-described embodiment, but the present invention is not limited to above-mentioned method detailed, does not namely mean that the present invention must rely on above-mentioned method detailed and could implement.Person of ordinary skill in the field should understand, any improvement in the present invention, to equivalence replacement and the interpolation of ancillary component, the concrete way choice etc. of each raw material of product of the present invention, all drops within protection scope of the present invention and open scope.
Claims (9)
1. a waste water treatment process, is characterized in that, comprises the steps:
(1) add Wingdale in water sample to stir, regulate pH, then filter and remove precipitation;
(2) add oxygenant decolouring in the waste water after filtering to step (1), then add composite flocculant, stir, standing sedimentation is separated;
(3) by the waste water filtering of step (2), add charcoal absorption, refilter.
2. waste water treatment process according to claim 1, is characterized in that, each component concentration of described composite flocculant comprises following raw material by weight:
3. waste water treatment process according to claim 1 and 2, is characterized in that, described aluminium salt is one in Tai-Ace S 150, aluminium chlorohydroxide or alum or at least two kinds of compositions.
4. the waste water treatment process according to any one of claim 1-3, is characterized in that, described porous adsorbent is one in diatomite, silica gel or molecular sieve or at least two kinds of compositions.
5. the waste water treatment process according to any one of claim 1-4, is characterized in that, adjustment pH to the 6-8 described in step (1), is optimized for 6.5-7.8.
6. the waste water treatment process according to any one of claim 1-5, it is characterized in that, oxygenant described in step (2) is one in clorox, Losantin, dioxide peroxide, ozone, hydrogen peroxide or potassium permanganate or at least two kinds of combinations, is preferably the one in ozone or hydrogen peroxide or at least two kinds of combinations.
7. the waste water treatment process according to any one of claim 1-6, is characterized in that, the add-on of the flocculation agent described in step (2) is that the waste water of every 1L adds 20-50mg, is preferably 20-40mg.
8. the waste water treatment process according to any one of claim 1-7, is characterized in that, the churning time described in step (2) is 20-40min;
Preferably, the time of repose described in step (2) is 1-10 hour.
9. the waste water treatment process according to any one of claim 1-8, is characterized in that, comprises the steps:
(1) add Wingdale in water sample to stir, regulate pH to 6.5-7.8, then filter and remove precipitation;
(2) add ozone decolorization in the waste water after filtering to step (1), every 1L waste water adds the composite flocculant of 35mg, stirs 30min, and standing 8 hours settlement separate;
(3) by the waste water filtering of step (2), add charcoal absorption, refilter;
Wherein flocculation agent each component concentration comprise following raw material by weight:
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Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105712541A (en) * | 2016-04-18 | 2016-06-29 | 中国石油化工股份有限公司 | Method for treating oily sewage |
| CN105948149A (en) * | 2016-07-14 | 2016-09-21 | 慎叶 | Novel riverway water treatment purifying agent |
| CN106006790A (en) * | 2016-07-14 | 2016-10-12 | 慎叶 | Novel rainwater treatment purifying agent |
| CN106006899A (en) * | 2016-07-14 | 2016-10-12 | 慎叶 | Novel landscape water treatment purifying agent |
| CN106045120A (en) * | 2016-07-12 | 2016-10-26 | 佛山杰致信息科技有限公司 | Sewage treatment method |
| CN107698065A (en) * | 2017-11-14 | 2018-02-16 | 蚌埠市嘉实机电设备制造有限公司 | Caused dirty water purification method in a kind of production to aluminum products |
| CN108017127A (en) * | 2017-11-14 | 2018-05-11 | 青岛卓森纳生物工程有限公司 | A kind of nano-high molecule carboxymethyl chitosan sewage treatment drug and processing method |
| CN108017226A (en) * | 2017-11-13 | 2018-05-11 | 青岛卓森纳生物工程有限公司 | A kind of high molecular nanometer sewage treatment drug and processing method |
| CN108059297A (en) * | 2017-11-13 | 2018-05-22 | 青岛卓森纳生物工程有限公司 | A kind of carbon nano tube compound material sewage treatment drug and processing method |
| CN109231694A (en) * | 2018-10-24 | 2019-01-18 | 陈红星 | A kind of printing-dyeing waste water treatment process |
| CN109534547A (en) * | 2018-12-14 | 2019-03-29 | 绍兴布泰纺织印染有限公司 | A kind of printing-dyeing waste water treatment process |
| CN112679035A (en) * | 2020-11-19 | 2021-04-20 | 濮阳泓天威药业有限公司 | Process for quickly degrading and decoloring ammonia nitrogen in sewage |
| CN112939176A (en) * | 2021-02-02 | 2021-06-11 | 滨州中科催化技术有限公司 | Coal washing wastewater treating agent, and preparation method and application thereof |
| CN115108652A (en) * | 2021-03-19 | 2022-09-27 | 马琪 | Treatment method of acid fracturing flowback waste liquid |
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Cited By (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105712541A (en) * | 2016-04-18 | 2016-06-29 | 中国石油化工股份有限公司 | Method for treating oily sewage |
| CN106045120A (en) * | 2016-07-12 | 2016-10-26 | 佛山杰致信息科技有限公司 | Sewage treatment method |
| CN105948149A (en) * | 2016-07-14 | 2016-09-21 | 慎叶 | Novel riverway water treatment purifying agent |
| CN106006790A (en) * | 2016-07-14 | 2016-10-12 | 慎叶 | Novel rainwater treatment purifying agent |
| CN106006899A (en) * | 2016-07-14 | 2016-10-12 | 慎叶 | Novel landscape water treatment purifying agent |
| CN108017226A (en) * | 2017-11-13 | 2018-05-11 | 青岛卓森纳生物工程有限公司 | A kind of high molecular nanometer sewage treatment drug and processing method |
| CN108059297A (en) * | 2017-11-13 | 2018-05-22 | 青岛卓森纳生物工程有限公司 | A kind of carbon nano tube compound material sewage treatment drug and processing method |
| CN108017127A (en) * | 2017-11-14 | 2018-05-11 | 青岛卓森纳生物工程有限公司 | A kind of nano-high molecule carboxymethyl chitosan sewage treatment drug and processing method |
| CN107698065A (en) * | 2017-11-14 | 2018-02-16 | 蚌埠市嘉实机电设备制造有限公司 | Caused dirty water purification method in a kind of production to aluminum products |
| CN109231694A (en) * | 2018-10-24 | 2019-01-18 | 陈红星 | A kind of printing-dyeing waste water treatment process |
| CN109534547A (en) * | 2018-12-14 | 2019-03-29 | 绍兴布泰纺织印染有限公司 | A kind of printing-dyeing waste water treatment process |
| CN112679035A (en) * | 2020-11-19 | 2021-04-20 | 濮阳泓天威药业有限公司 | Process for quickly degrading and decoloring ammonia nitrogen in sewage |
| CN112939176A (en) * | 2021-02-02 | 2021-06-11 | 滨州中科催化技术有限公司 | Coal washing wastewater treating agent, and preparation method and application thereof |
| CN112939176B (en) * | 2021-02-02 | 2023-01-17 | 滨州中科催化技术有限公司 | Coal washing wastewater treating agent, and preparation method and application thereof |
| CN115108652A (en) * | 2021-03-19 | 2022-09-27 | 马琪 | Treatment method of acid fracturing flowback waste liquid |
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