CN105967453B - A kind of combined type technique for the treatment of textile dyeing waste water - Google Patents
A kind of combined type technique for the treatment of textile dyeing waste water Download PDFInfo
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- CN105967453B CN105967453B CN201610483150.1A CN201610483150A CN105967453B CN 105967453 B CN105967453 B CN 105967453B CN 201610483150 A CN201610483150 A CN 201610483150A CN 105967453 B CN105967453 B CN 105967453B
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- waste water
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- type technique
- organized enzyme
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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
- C02F1/001—Processes for the treatment of water whereby the filtration technique is of importance
-
- 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
-
- 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
- C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
- C02F2103/30—Nature of the water, waste water, sewage or sludge to be treated from the textile industry
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2303/00—Specific treatment goals
- C02F2303/04—Disinfection
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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
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/34—Biological treatment of water, waste water, or sewage characterised by the microorganisms used
-
- 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
- C02F3/34—Biological treatment of water, waste water, or sewage characterised by the microorganisms used
- C02F3/342—Biological treatment of water, waste water, or sewage characterised by the microorganisms used characterised by the enzymes used
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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 Of Suspended Particles By Flocculating Agents (AREA)
Abstract
The present invention relates to textile printing and dyeing technical field of sewage, and in particular to a kind of combined type technique for the treatment of textile dyeing waste water；The technique includes neutralizing, coagulation, precipitation, and O/A complex biological filters filtering, organized enzyme promotes pond activation, leads to the step such as artificial swamp pond absorption, precipitation, sterilization, discharge；Combined type technique for the treatment of textile dyeing waste water purification of waste water effect provided by the invention is good, can produce sewage in enormous quantities with continuous processing.
Description
Technical field
The present invention relates to textile printing and dyeing technical field of sewage, and in particular to a kind of combined type textile printing and dyeing wastewater processing
Technique.
Background technology
The fiber dirt on textile fabric, the oil being coated with dyeing and finishing technology are mainly contained in the sewage of textile printing and dyeing discharge
Additional various slurries, dyestuff, surfactant, auxiliary agent, soda acid etc. in fat, salt, and process.Textile printing and dyeing wastewater
Have the characteristics that water is big, organic pollution content is high, colourity is deep, change of water quality is big, belong to intractable industrial wastewater.With change
Learn the development of fine fabric, the raising of rise and the finishing process in printing and dye-ing requirement of Silk, make PVA slurries, rayon alkaline solution, new
The hardly degraded organic substances such as dyestuff, auxiliary agent largely enter textile printing and dyeing wastewater, and serious challenge is formed to traditional waste water treatment process.
Many currently for the handling process of textile printing and dyeing wastewater, representative traditional handicraft is direct using chemical
Method carries out simple process, and which recovery utilization rate is high, and the treated waste water of discharge still contains a large amount of harmful substances, and
Cost is high, efficiency is low；Plasma exchange process is also utilized, this method requires high to operating personnel, with regard to current textile industry
Speech, it is necessary to the investment of household's senior technical talent, and wastewater treatment it is complete after be in the state of eutrophication.
The content of the invention
In view of the shortcomings of the prior art, the invention provides a kind of good purification, can be produced in enormous quantities with continuous processing
The combined type technique for the treatment of textile dyeing waste water of sewage.
To realize object above, the present invention is achieved by the following technical programs：
A kind of combined type technique for the treatment of textile dyeing waste water, comprises the following steps：
S1, neutralization：With in dilute sulfuric acid and textile printing and dyeing wastewater to PH be 6.5-8.0；
S2, coagulation, precipitation：Coagulant is put into coagulation tank, tank 10-30min is stirred with 30-80r/min speed,
Staticly settle 0.5-2h；
S3, O/A complex biological filter filter：By coagulation tank, waste liquid is passed through O/A complex biological filters at the middle and upper levels, makes in sewage
Organic pollution and suspended particulate through the microorganism adsorption on carrier, retention, degraded, filtering；
S4, organized enzyme promote pond activation：Organized enzyme is put into activating enzymes promote pond, agitation water activation 1-3h, makes dirt
Organic matter in water is adsorbed on zoogloea surface by organized enzyme；
S5, logical artificial swamp pond absorption：The waste water of activation is introduced into artificial swamp pond, undercurrent 1-3 days；
S6, precipitation, sterilize, discharge：After sewage flows out from artificial swamp pond, disinfectant is put into, precipitates 0.5-1h, discharge.
Further, the input volume ratio of the coagulant and waste water is 0.5-3:1000.
Further, the organized enzyme is bacillus protein enzyme, Louis galactosidase, wherein one in cellulase
Kind and the composition of magnesium chloride solution.
Further, the activating enzymes input amount is 2-8mg/L.
Further, the artificial swamp pond includes gravel layer, supports immobilized microorganism layer, anaerobic immobilized microorganism well
Layer, Slag Layer and sand stone layer.
Further, the disinfectant is selected from bleaching powder, the one of which in calcium hypochlorite and liquid chlorine, the disinfectant input
Measure as 10-20g/L.
Beneficial effects of the present invention are：The present invention first neutralizes waste water neutral and alkali material into neutral salt, to be removed during coagulation
Go, and will not etching apparatus wall；Substantial amounts of solvable/insoluble debirs in textile printing and dyeing wastewater are adsorbed by organized enzyme,
To reduce COD contents in waste water；In addition, also it can effectively reduce waste water color by self catharsis of the water quality in artificial swamp pond
Angle value and BOD5, CODcr, SS content, promote, by the hardly degraded organic substance degraded of sludge absorption, to reduce wastewater surface load, this
The waste water treatment process that invention provides is simple, and easy to implement, purification of waste water effect is good, can continuous processing high-volume sewage.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
There is the required accompanying drawing used in technology description to be briefly described, it should be apparent that, come for those of ordinary skill in the art
Say, on the premise of not paying creative work, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is the process chart of combined type technique for the treatment of textile dyeing waste water of the present invention.
Embodiment
To make the purpose, technical scheme and advantage of the embodiment of the present invention clearer, below in conjunction with the implementation of the present invention
Example, the technical scheme in the embodiment of the present invention is clearly and completely described.Based on the embodiment in the present invention, this area
The every other embodiment that those of ordinary skill is obtained under the premise of creative work is not made, belongs to protection of the present invention
Scope.
Embodiment 1：
A kind of combined type technique for the treatment of textile dyeing waste water, comprises the following steps：
S1, neutralization：With in dilute sulfuric acid and textile printing and dyeing wastewater to PH be 6.5-8.0；
S2, coagulation, precipitation：1.5g/L coagulant is put into coagulation tank, tank is stirred with 50r/min speed
30min, staticly settle 1h；
S3, O/A complex biological filter filter：By coagulation tank, waste liquid is passed through O/A complex biological filters at the middle and upper levels, makes in sewage
Organic pollution and suspended particulate through the microorganism adsorption on carrier, retention, degraded, filtering；
S4, organized enzyme promote pond activation：Activating enzymes promote pond in put into 6mg/L organized enzyme bacillus protein enzyme with
The composition of magnesium chloride solution, agitation water activation 2h, makes the organic matter in sewage be adsorbed by organized enzyme on zoogloea surface；
S5, logical artificial swamp pond absorption：The waste water of activation is introduced into artificial swamp pond, undercurrent 2 days；Artificial swamp pond includes
Gravel layer, immobilized microorganism layer, anaerobic immobilized microbial layer, Slag Layer and sand stone layer are supported well；
S6, precipitation, sterilize, discharge：After sewage flows out from artificial swamp pond, 15g/L disinfectant bleaching powder, precipitation are put into
0.5h, discharge.
Embodiment 2：
A kind of combined type technique for the treatment of textile dyeing waste water, comprises the following steps：
S1, neutralization：With in dilute sulfuric acid and textile printing and dyeing wastewater to PH be 6.5-8.0；
S2, coagulation, precipitation：3g/L coagulant is put into coagulation tank, tank 20min is stirred with 30r/min speed,
Staticly settle 2h；
S3, O/A complex biological filter filter：By coagulation tank, waste liquid is passed through O/A complex biological filters at the middle and upper levels, makes in sewage
Organic pollution and suspended particulate through the microorganism adsorption on carrier, retention, degraded, filtering；
S4, organized enzyme promote pond activation：Activating enzymes promote pond in put into 2mg/L organized enzyme Louis galactosidase with
The composition of magnesium chloride solution, agitation water work 3h, makes the organic matter in sewage be adsorbed by organized enzyme on zoogloea surface；
S5, logical artificial swamp pond absorption：The waste water of activation is introduced into artificial swamp pond, undercurrent 1 day；Artificial swamp pond includes
Gravel layer, immobilized microorganism layer, anaerobic immobilized microbial layer, Slag Layer and sand stone layer are supported well；
S6, precipitation, sterilize, discharge：After sewage flows out from artificial swamp pond, 20g/L disinfectant calcium hypochlorite, precipitation are put into
1h, discharge.
Embodiment 3：
A kind of combined type technique for the treatment of textile dyeing waste water, comprises the following steps：
S1, neutralization：With in dilute sulfuric acid and textile printing and dyeing wastewater to PH be 6.5-8.0；
S2, coagulation, precipitation：0.5g/L coagulant is put into coagulation tank, tank is stirred with 80r/min speed
10min, staticly settle 0.5h；
S3, O/A complex biological filter filter：By coagulation tank, waste liquid is passed through O/A complex biological filters at the middle and upper levels, makes in sewage
Organic pollution and suspended particulate through the microorganism adsorption on carrier, retention, degraded, filtering；
S4, organized enzyme promote pond activation：8mg/L organized enzyme cellulase and magnesium chloride is put into activating enzymes promote pond
The composition of solution, agitation water activation 1h, makes the organic matter in sewage be adsorbed by organized enzyme on zoogloea surface；
S5, logical artificial swamp pond absorption：The waste water of activation is introduced into artificial swamp pond, undercurrent 3 days；Artificial swamp pond includes
Gravel layer, immobilized microorganism layer, anaerobic immobilized microbial layer, Slag Layer and sand stone layer are supported well；
S6, precipitation, sterilize, discharge：After sewage flows out from artificial swamp pond, 10g/L disinfectant liquid chlorine, precipitation are put into
0.75h, discharge.
After combined type technique for the treatment of textile dyeing waste water provided by the invention is handled textile printing and dyeing wastewater, sewage
It is as follows to import and export water quality parameter：
The present invention first neutralizes waste water neutral and alkali material into neutral salt, to be removed during coagulation, and will not etching apparatus device
Wall；Substantial amounts of solvable/insoluble debirs in textile printing and dyeing wastewater are adsorbed by organized enzyme, to reduce COD contents in waste water；
In addition, also it can effectively reduce chroma in waste water value by self catharsis of the water quality in artificial swamp pond and BOD5, CODcr, SS contain
Amount, promote, by the hardly degraded organic substance degraded of sludge absorption, to reduce wastewater surface load, waste water treatment process provided by the invention
Simply, easy to implement, purification of waste water effect is good, can continuous processing high-volume sewage.
Upper table is understood, after the PROCESS FOR TREATMENT textile printing and dyeing wastewater, stable effluent quality, all kinds of pollutants removal rates are high, reach
Arrive《Municipal sewage plant's pollutant emission standard》(GB18918-2002) first discharge standard specified in.
The above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations；Although with reference to the foregoing embodiments
The present invention is described in detail, it will be understood by those within the art that：It still can be to foregoing each implementation
Technical scheme described in example is modified, or carries out equivalent substitution to which part technical characteristic；And these modification or
Replace, the essence of appropriate technical solution is departed from the spirit and scope of various embodiments of the present invention technical scheme.
Claims (5)
1. a kind of combined type technique for the treatment of textile dyeing waste water, it is characterised in that comprise the following steps：
S1, neutralization：With in dilute sulfuric acid and textile printing and dyeing wastewater to pH be 6.5-8.0；
S2, coagulation, precipitation：Coagulant is put into coagulation tank, tank 10-30min is stirred with 30-80r/min speed, stood
Precipitate 0.5-2h；
S3, O/A complex biological filter filter：By coagulation tank, waste liquid is passed through O/A complex biological filters at the middle and upper levels, makes having in sewage
Organic pollutants and suspended particulate are through the microorganism adsorption on carrier, retention, degraded, filtering；
S4, organized enzyme promote pond activation：Organized enzyme is put into organized enzyme promotes pond, agitation water activation 1-3h, is made in sewage
Organic matter by organized enzyme adsorb on zoogloea surface；The organized enzyme is bacillus protein enzyme, Louis galactosidase, fibre
Tie up the composition of the one of which and magnesium chloride solution in plain enzyme；
S5, logical artificial swamp pond absorption：The waste water of activation is introduced into artificial swamp pond, undercurrent 1-3 days；
S6, precipitation, sterilization, discharge：After sewage flows out from artificial swamp pond, disinfectant is put into, precipitates 0.5-1h, discharge.
2. combined type technique for the treatment of textile dyeing waste water as claimed in claim 1, it is characterised in that the coagulant and waste water
Input volume ratio be 0.5-3:1000.
3. combined type technique for the treatment of textile dyeing waste water as claimed in claim 1, it is characterised in that the organized enzyme input amount
For 2-8mg/L.
4. combined type technique for the treatment of textile dyeing waste water as claimed in claim 1, it is characterised in that the artificial swamp Chi Bao
Include gravel layer, support immobilized microorganism layer, anaerobic immobilized microbial layer, Slag Layer and sand stone layer well.
5. combined type technique for the treatment of textile dyeing waste water as claimed in claim 1, it is characterised in that the disinfectant is selected from drift
White powder, the one of which in calcium hypochlorite and liquid chlorine, the disinfectant input amount is 10-20g/L.
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| CN105967453B true CN105967453B (en) | 2018-02-13 |
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| CN108658365A (en) * | 2018-03-16 | 2018-10-16 | 望江硕丰汇锦科技有限公司 | A kind of combined type technique for the treatment of textile dyeing waste water |
| CN110294578A (en) * | 2019-08-15 | 2019-10-01 | 南通赛威染整科技有限公司 | A kind of high standard water conditioning process of dyeing and printing sewage |
| CN110482790B (en) * | 2019-08-23 | 2021-08-31 | 湖州新仲湖针织制衣有限公司 | Printing and dyeing wastewater membrane treatment and recycling process |
| CN113024049A (en) * | 2021-04-20 | 2021-06-25 | 山东中科恒源环境工程有限公司 | Printing and dyeing comprehensive wastewater treatment process |
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| CN101205105A (en) * | 2007-12-18 | 2008-06-25 | 中国兵器工业第五二研究所 | Regeneration treatment and cyclic utilization method of printing and dyeing wastewater |
| CN101538107B (en) * | 2009-05-12 | 2011-07-20 | 青岛银河环保股份有限公司 | Method for treating wastewater in textile printing and dyeing industry |
| CN101549940B (en) * | 2009-05-18 | 2011-10-26 | 东海翔集团有限公司 | Technique of treating textile dyeing waste water |
| CN101560035B (en) * | 2009-05-21 | 2011-02-02 | 潍坊金丝达印染有限公司 | Printing and dyeing sewage recycling treatment method |
| CN102040313A (en) * | 2010-09-27 | 2011-05-04 | 常熟市福亿印花炼染有限公司 | Process for treating high-concentration printing and dying waste water |
| CN103043857A (en) * | 2012-12-19 | 2013-04-17 | 绍兴县江滨水处理有限公司 | Method and device for treating printing and dyeing wastewater by using macroporous adsorption resin |
| CN103011524B (en) * | 2012-12-28 | 2013-09-18 | 湖北君集水处理有限公司 | Recycling and processing method for printing and dyeing wastewater |
| CN103043861A (en) * | 2012-12-30 | 2013-04-17 | 惠州市保家环境工程有限公司 | Textile wastewater treatment method |
| CN105481205B (en) * | 2016-01-29 | 2018-01-09 | 杭州萧索环保科技有限公司 | A kind of printing-dyeing waste water treatment process |
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