CN107434332A - A kind of technique for treating industrial wastewater - Google Patents

A kind of technique for treating industrial wastewater Download PDF

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Publication number
CN107434332A
CN107434332A CN201710531165.5A CN201710531165A CN107434332A CN 107434332 A CN107434332 A CN 107434332A CN 201710531165 A CN201710531165 A CN 201710531165A CN 107434332 A CN107434332 A CN 107434332A
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CN
China
Prior art keywords
industrial wastewater
discharged
technique
chlorine dioxide
pact
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Pending
Application number
CN201710531165.5A
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Chinese (zh)
Inventor
钟华
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Anhui Guo Nengyisheng Environmental Protection Technology Co Ltd
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Anhui Guo Nengyisheng Environmental Protection Technology Co Ltd
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Priority to CN201710531165.5A priority Critical patent/CN107434332A/en
Publication of CN107434332A publication Critical patent/CN107434332A/en
Pending legal-status Critical Current

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Classifications

    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F9/00Multistage treatment of water, waste water or sewage
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • C02F1/001Processes for the treatment of water whereby the filtration technique is of importance
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • C02F1/28Treatment of water, waste water, or sewage by sorption
    • C02F1/283Treatment of water, waste water, or sewage by sorption using coal, charred products, or inorganic mixtures containing them
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • C02F1/46Treatment of water, waste water, or sewage by electrochemical methods
    • C02F1/461Treatment of water, waste water, or sewage by electrochemical methods by electrolysis
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • C02F1/52Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • C02F1/72Treatment of water, waste water, or sewage by oxidation
    • C02F1/76Treatment of water, waste water, or sewage by oxidation with halogens or compounds of halogens
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • C02F1/72Treatment of water, waste water, or sewage by oxidation
    • C02F1/78Treatment of water, waste water, or sewage by oxidation with ozone
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • C02F2001/007Processes including a sedimentation step
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2101/00Nature of the contaminant
    • C02F2101/30Organic compounds
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2303/00Specific treatment goals
    • C02F2303/04Disinfection
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F3/00Biological treatment of water, waste water, or sewage
    • C02F3/02Aerobic processes
    • C02F3/12Activated sludge processes
    • C02F3/1205Particular type of activated sludge processes

Abstract

The invention discloses a kind of technique for treating industrial wastewater, including precipitation process, sedimentation separation, electrolysis processing, chlorine dioxide treatment, Anaerobic Treatment etc..The present invention is by traditional chlorine dioxide treatment combination ozone oxidation and biologic treating technique, the larger molecular organicses of difficult for biological degradation effectively in processing industrial wastewater, the biodegradability of waste water can be improved, this technique has the advantages that microorganism concn is high, treatment effeciency is high, stable operation and separation of solid and liquid are simple, processing cost is greatly reduced, Industrial Wastewater Treatment effect is good.

Description

A kind of technique for treating industrial wastewater
Technical field
The present invention relates to environmental technology field, more particularly to a kind of technique for treating industrial wastewater.
Background technology
Industrial wastewater(industrial wastewater), refer to the waste water and waste liquid discharged in art production process, wherein It is to cause ring containing caused pollutant in industrial production materials, intermediate product, byproduct and the production process outflowed with water Border is polluted, particularly the major reason of water pollution.Although the processing of industrial wastewater has begun to early in 19 end of the centurys, due to being permitted More industrial waste component is complicated, and property is changeable, still has some technical problems not to be fully solved.
The invention provides a kind of technique for treating industrial wastewater.
The content of the invention
The technical problems to be solved by the invention are:Provide a kind of technique for treating industrial wastewater.
In order to solve the above technical problems, the invention provides a kind of technique for treating industrial wastewater, it comprises the following steps:
S1:Industrial wastewater is sent into setting pot and carries out precipitation process 24-48h;
S2:Industrial wastewater in setting pot after settlement is entered into Industrial Wastewater Treatment pond, adds activated carbon, medical stone, poly- silicon Aluminum sulfate and nano magnesia are stirred 30-50min, sedimentation separation;
S3:Industrial wastewater in Industrial Wastewater Treatment pond after sedimentation separation is drained into electrolytic cell, using CuO/Ti electrodes as sun Pole, by anode and negative electrode insertion waste water, form loop with negative electrode and be powered, be powered in a manner of constant current, turn on angle 22mA/mL The turn on angle of waste water, duration 8-10h, industrial wastewater is subjected to electrolysis processing;
S4:Industrial wastewater after electrolysis is discharged into PACT ponds, the pH in PACT ponds is 7.2-7.6, and temperature is 25-29 DEG C, industry The wastewater treatment time is 35-45min;
S5:Industrial wastewater in PACT ponds is discharged into oxidation processes in chlorine dioxide contact-oxidation pool, reaction time 30- 38min, reaction temperature are 22-24 DEG C;
S6:The industrial wastewater through chlorine dioxide catalytic oxidation is discharged into the ozone contact tank equipped with WH-G-2 type ozone generators again In, pH 6.5-6.7, oxidization time 48-52min;
S7:Industrial wastewater after Air Exposure enters regulating reservoir dosing coagulation;
S8:Industrial wastewater after coagulation passes through charcoal absorption by filter screen filtration;
S9:Industrial wastewater after filtering is discharged into sterilization pool, addition chlorine dioxide carries out disinfection.
The present invention is beneficial to be had technical effect that:The present invention provides a kind of technique for treating industrial wastewater, and cost is cheap, will pass The chlorine dioxide treatment combination ozone oxidation and biologic treating technique of system, effectively handle the big of difficult for biological degradation in industrial wastewater and divide Sub- organic matter, the biodegradability of waste water can be improved, this technique have microorganism concn is high, treatment effeciency is high, stable operation and The advantages that separation of solid and liquid is simple, greatly reduces processing cost, and Industrial Wastewater Treatment effect is good.
Embodiment
Describe embodiments of the present invention in detail below with reference to embodiment, whereby to the present invention how application technology hand Section solves technical problem, and the implementation process for reaching technique effect can fully understand and implement according to this.
It should be noted that writing length to save specification, unnecessary repetition and waste are avoided, in the feelings not conflicted Under condition, the feature in embodiment and embodiment in the application can be mutually combined.
A kind of 1 technique for treating industrial wastewater of embodiment
A kind of technique for treating industrial wastewater, it comprises the following steps:
S1:Industrial wastewater is sent into setting pot and carries out precipitation process 24h;
S2:Industrial wastewater in setting pot after settlement is entered into Industrial Wastewater Treatment pond, adds activated carbon, medical stone, poly- silicon Aluminum sulfate and nano magnesia are stirred 30min, sedimentation separation;
S3:Industrial wastewater in Industrial Wastewater Treatment pond after sedimentation separation is drained into electrolytic cell, using CuO/Ti electrodes as sun Pole, by anode and negative electrode insertion waste water, form loop with negative electrode and be powered, be powered in a manner of constant current, turn on angle 22mA/mL The turn on angle of waste water, duration 8h, industrial wastewater is subjected to electrolysis processing;
S4:Industrial wastewater after electrolysis is discharged into PACT ponds, the pH in PACT ponds is 7.2, and temperature is 25 DEG C, Industrial Wastewater Treatment Time is 35min;
S5:Industrial wastewater in PACT ponds is discharged into oxidation processes in chlorine dioxide contact-oxidation pool, reaction time 30min, Reaction temperature is 22 DEG C;
S6:The industrial wastewater through chlorine dioxide catalytic oxidation is discharged into the ozone contact tank equipped with WH-G-2 type ozone generators again In, pH 6.5, oxidization time 48min;
S7:Industrial wastewater after Air Exposure enters regulating reservoir dosing coagulation;
S8:Industrial wastewater after coagulation passes through charcoal absorption by filter screen filtration;
S9:Industrial wastewater after filtering is discharged into sterilization pool, addition chlorine dioxide carries out disinfection.
A kind of 2 technique for treating industrial wastewater of embodiment
A kind of technique for treating industrial wastewater, it comprises the following steps:
S1:Industrial wastewater is sent into setting pot and carries out precipitation process 36h;
S2:Industrial wastewater in setting pot after settlement is entered into Industrial Wastewater Treatment pond, adds activated carbon, medical stone, poly- silicon Aluminum sulfate and nano magnesia are stirred 40min, sedimentation separation;
S3:Industrial wastewater in Industrial Wastewater Treatment pond after sedimentation separation is drained into electrolytic cell, using CuO/Ti electrodes as sun Pole, by anode and negative electrode insertion waste water, form loop with negative electrode and be powered, be powered in a manner of constant current, turn on angle 22mA/mL The turn on angle of waste water, duration 9h, industrial wastewater is subjected to electrolysis processing;
S4:Industrial wastewater after electrolysis is discharged into PACT ponds, the pH in PACT ponds is 7.4, and temperature is 27 DEG C, Industrial Wastewater Treatment Time is 40min;
S5:Industrial wastewater in PACT ponds is discharged into oxidation processes in chlorine dioxide contact-oxidation pool, reaction time 34min, Reaction temperature is 23 DEG C;
S6:The industrial wastewater through chlorine dioxide catalytic oxidation is discharged into the ozone contact tank equipped with WH-G-2 type ozone generators again In, pH 6.6, oxidization time 50min;
S7:Industrial wastewater after Air Exposure enters regulating reservoir dosing coagulation;
S8:Industrial wastewater after coagulation passes through charcoal absorption by filter screen filtration;
S9:Industrial wastewater after filtering is discharged into sterilization pool, addition chlorine dioxide carries out disinfection.
A kind of 3 technique for treating industrial wastewater of embodiment
A kind of technique for treating industrial wastewater, it comprises the following steps:
S1:Industrial wastewater is sent into setting pot and carries out precipitation process 48h;
S2:Industrial wastewater in setting pot after settlement is entered into Industrial Wastewater Treatment pond, adds activated carbon, medical stone, poly- silicon Aluminum sulfate and nano magnesia are stirred 50min, sedimentation separation;
S3:Industrial wastewater in Industrial Wastewater Treatment pond after sedimentation separation is drained into electrolytic cell, using CuO/Ti electrodes as sun Pole, by anode and negative electrode insertion waste water, form loop with negative electrode and be powered, be powered in a manner of constant current, turn on angle 22mA/mL The turn on angle of waste water, duration 10h, industrial wastewater is subjected to electrolysis processing;
S4:Industrial wastewater after electrolysis is discharged into PACT ponds, the pH in PACT ponds is 7.6, and temperature is 29 DEG C, Industrial Wastewater Treatment Time is 45min;
S5:Industrial wastewater in PACT ponds is discharged into oxidation processes in chlorine dioxide contact-oxidation pool, reaction time 38min, Reaction temperature is 24 DEG C;
S6:The industrial wastewater through chlorine dioxide catalytic oxidation is discharged into the ozone contact tank equipped with WH-G-2 type ozone generators again In, pH 6.7, oxidization time 52min;
S7:Industrial wastewater after Air Exposure enters regulating reservoir dosing coagulation;
S8:Industrial wastewater after coagulation passes through charcoal absorption by filter screen filtration;
S9:Industrial wastewater after filtering is discharged into sterilization pool, addition chlorine dioxide carries out disinfection.
All above-mentioned this intellectual properties of primarily implementation, the not this new product of implementation of setting limitation other forms And/or new method.Those skilled in the art will utilize this important information, the above modification, to realize similar execution feelings Condition.But all modifications or transformation belong to the right of reservation based on new product of the present invention.

Claims (1)

1. a kind of technique for treating industrial wastewater, it is characterised in that it comprises the following steps:
S1:Industrial wastewater is sent into setting pot and carries out precipitation process 24-48h;
S2:Industrial wastewater in setting pot after settlement is entered into Industrial Wastewater Treatment pond, adds activated carbon, medical stone, poly- silicon Aluminum sulfate and nano magnesia are stirred 30-50min, sedimentation separation;
S3:Industrial wastewater in Industrial Wastewater Treatment pond after sedimentation separation is drained into electrolytic cell, using CuO/Ti electrodes as sun Pole, by anode and negative electrode insertion waste water, form loop with negative electrode and be powered, be powered in a manner of constant current, turn on angle 22mA/mL The turn on angle of waste water, duration 8-10h, industrial wastewater is subjected to electrolysis processing;
S4:Industrial wastewater after electrolysis is discharged into PACT ponds, the pH in PACT ponds is 7.2-7.6, and temperature is 25-29 DEG C, industry The wastewater treatment time is 35-45min;
S5:Industrial wastewater in PACT ponds is discharged into oxidation processes in chlorine dioxide contact-oxidation pool, reaction time 30- 38min, reaction temperature are 22-24 DEG C;
S6:The industrial wastewater through chlorine dioxide catalytic oxidation is discharged into the ozone contact tank equipped with WH-G-2 type ozone generators again In, pH 6.5-6.7, oxidization time 48-52min;
S7:Industrial wastewater after Air Exposure enters regulating reservoir dosing coagulation;
S8:Industrial wastewater after coagulation passes through charcoal absorption by filter screen filtration;
S9:Industrial wastewater after filtering is discharged into sterilization pool, addition chlorine dioxide carries out disinfection.
CN201710531165.5A 2017-07-03 2017-07-03 A kind of technique for treating industrial wastewater Pending CN107434332A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201710531165.5A CN107434332A (en) 2017-07-03 2017-07-03 A kind of technique for treating industrial wastewater

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201710531165.5A CN107434332A (en) 2017-07-03 2017-07-03 A kind of technique for treating industrial wastewater

Publications (1)

Publication Number Publication Date
CN107434332A true CN107434332A (en) 2017-12-05

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108046537A (en) * 2017-12-28 2018-05-18 靖江市华晟重金属防控有限公司 A kind of Sewage Disposal is into drainage technology
CN109231601A (en) * 2018-11-13 2019-01-18 清远市兆成环保包装纸制品有限公司 A kind of circulation utilization method of paper waste
CN112591937A (en) * 2020-12-15 2021-04-02 徐州市国栋生化装备有限公司 Industrial wastewater purification treatment system and method for reducing sewage discharge

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR200401270Y1 (en) * 2005-08-19 2005-11-15 정호봉 Treatment of Wastewater System
CN204097291U (en) * 2014-09-19 2015-01-14 长沙达诺智能科技发展有限公司 A kind of Laboratory Waste Water Treatment system
CN105565610A (en) * 2016-02-25 2016-05-11 陈俊俊 Industrial wastewater deep treatment process
CN105836968A (en) * 2016-05-12 2016-08-10 安徽国能亿盛环保科技有限公司 Printing and dyeing wastewater treatment process
CN105884144A (en) * 2016-06-16 2016-08-24 安徽国能亿盛环保科技有限公司 Process for efficiently treating sewage

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR200401270Y1 (en) * 2005-08-19 2005-11-15 정호봉 Treatment of Wastewater System
CN204097291U (en) * 2014-09-19 2015-01-14 长沙达诺智能科技发展有限公司 A kind of Laboratory Waste Water Treatment system
CN105565610A (en) * 2016-02-25 2016-05-11 陈俊俊 Industrial wastewater deep treatment process
CN105836968A (en) * 2016-05-12 2016-08-10 安徽国能亿盛环保科技有限公司 Printing and dyeing wastewater treatment process
CN105884144A (en) * 2016-06-16 2016-08-24 安徽国能亿盛环保科技有限公司 Process for efficiently treating sewage

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108046537A (en) * 2017-12-28 2018-05-18 靖江市华晟重金属防控有限公司 A kind of Sewage Disposal is into drainage technology
CN109231601A (en) * 2018-11-13 2019-01-18 清远市兆成环保包装纸制品有限公司 A kind of circulation utilization method of paper waste
CN112591937A (en) * 2020-12-15 2021-04-02 徐州市国栋生化装备有限公司 Industrial wastewater purification treatment system and method for reducing sewage discharge

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Application publication date: 20171205