CN107758959A - A kind of processing method of industrial wastewater - Google Patents

A kind of processing method of industrial wastewater Download PDF

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Publication number
CN107758959A
CN107758959A CN201710940958.2A CN201710940958A CN107758959A CN 107758959 A CN107758959 A CN 107758959A CN 201710940958 A CN201710940958 A CN 201710940958A CN 107758959 A CN107758959 A CN 107758959A
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CN
China
Prior art keywords
industrial wastewater
processing method
hours
supernatant
carries out
Prior art date
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.)
Pending
Application number
CN201710940958.2A
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Chinese (zh)
Inventor
周萍
徐秀兰
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.)
Environmental Governance Ltd By Share Ltd In Yuncheng City Of Zhenjiang
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Environmental Governance Ltd By Share Ltd In Yuncheng City Of Zhenjiang
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Application filed by Environmental Governance Ltd By Share Ltd In Yuncheng City Of Zhenjiang filed Critical Environmental Governance Ltd By Share Ltd In Yuncheng City Of Zhenjiang
Priority to CN201710940958.2A priority Critical patent/CN107758959A/en
Publication of CN107758959A publication Critical patent/CN107758959A/en
Pending legal-status Critical Current

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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
    • C02F9/00—Multistage treatment of water, waste water or sewage
    • 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
    • C02F1/02—Treatment of water, waste water, or sewage by heating
    • 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
    • C02F1/28—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
    • 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
    • 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
    • C02F1/66—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
    • C02F2101/00—Nature of the contaminant
    • C02F2101/10—Inorganic compounds
    • C02F2101/105—Phosphorus compounds

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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)
  • Water Treatment By Sorption (AREA)

Abstract

The invention discloses a kind of processing method of industrial wastewater, processing method comprises the following steps：A, settle, metal-precipitator is put into industrial wastewater, is precipitated, and stand 24 hours, then carry out being filtrated to get the supernatant of industrial wastewater；B, desulfurization, the supernatant on industrial wastewater is first sterilized with bactericide, then heated, adding desulfurizing agent while during heating in heating carries out desulfurization process；C, adsorb, the technique filtered using activated carbon carries out filtering absorption, completes processing procedure.The beneficial effects of the invention are as follows：Handling process is simple, and treatment effeciency is high, high treating effect.

Description

A kind of processing method of industrial wastewater
Technical field
The present invention relates to a kind of processing method, more particularly to a kind of processing method of industrial wastewater.
Background technology
In recent years, as the industry such as fast development, some chemical industry, pharmacy, papermaking, food, fermentation of China's industry is discharged Substantial amounts of high solubility sulfate-containing organic wastewater is into natural, ecological water body.Excessive sulfate can not only make water body in water body Smelly, water quality degenerates, and can limit the growth of aquatile and plant strongly, causes the salination of Soil Surrounding, in a word The extensive concern for being on the rise and causing people that its caused water body, soil pollution are just becoming.
Industrial wastewater refers to caused waste water, sewage and waste liquid in industrial processes, wherein containing the work outflowed with water Caused pollutant in industry production materials, intermediate product and product and production process.As industrial develops rapidly, waste water Type and quantity rapidly increase, and the pollution to water body is also increasingly extensively and serious, threaten the health and safety of the mankind.
Therefore, to solve the above problems, special provide a kind of new technical scheme.
The content of the invention
The present invention provides a kind of processing method of industrial wastewater.
The technical solution adopted by the present invention is：
A kind of processing method of industrial wastewater, processing method comprise the following steps：
A, settle
Metal-precipitator is put into industrial wastewater, is precipitated, and stands 2-4 hours, then carries out being filtrated to get Industry Waste The supernatant of water；
B, desulfurization
Supernatant on industrial wastewater is first sterilized with bactericide, then heated, the side during heating Heat side and add desulfurizing agent progress desulfurization process；
C, adsorb
The technique filtered using activated carbon carries out filtering absorption, completes processing procedure.
Further, the metal-precipitator includes aluminium polychloride, nano silicon and magnesium carbonate.
Further, its raw materials by weight portion is respectively：
Aluminium polychloride 20-30 parts；
Nano silicon 15-25 parts；
Magnesium carbonate 5-8 parts.
Further, for the heating and temperature control in the step b at 70-90 DEG C, the heat time is 1-3 hours.
Further, a kind of processing method of industrial wastewater according to above-mentioned design, it is characterised in that the step Rapid a also needs to carry out Air Exposure after completing, and large quantity of air is continuously passed through into industrial wastewater, and add into industrial wastewater Flocculant, continuous aeration stand 2 hours after 40 minutes, by settling the suspended particulate contaminants removed in industrial wastewater.
Further, the processing method of a kind of industrial wastewater according to above-mentioned design, it is characterised in that carrying out Also need to be pre-processed before the step a, adjust pH value first to alkalescent, diatom is then added into industrial wastewater Mud, then continuously stirs industrial wastewater 30 minutes, and standing sedimentation, removes grease, the bulky grain pollutant in industrial wastewater afterwards With small particles of pollution thing；Then pH value is adjusted to faintly acid.
The beneficial effects of the invention are as follows：Handling process is simple, and treatment effeciency is high, high treating effect, aluminium polychloride and carbon The multinuclear high price complex ion that aluminium, magnesium ion in sour magnesium are formed, these multinuclear high price complex ions are to negatively charged phosphate radical, phosphorus Sour hydrogen radical, dihydrogen phosphate produce association suction-operated, water-soluble low ionic associate are formed, so as to reach certain dephosphorization Effect, make full use of iron ion to mutually compensate for performance with aluminum ions, efficiently avoid metal ion and model is used to water purification agent The limitation enclosed, nanosized SiO_2 have very strong adsorption capacity, can adsorb the formaldehyde in waste water, its PARA FORMALDEHYDE PRILLS(91,95) not only has physics Absorption, and there is chemisorbed, hydrogen bond or covalent bond are formd with formaldehyde, can be reduced the content of formaldehyde in waste water.
Embodiment
In order to deepen the understanding of the present invention, below in conjunction with embodiment, the invention will be further described, the embodiment It is only used for explaining the present invention, does not form the restriction to protection scope of the present invention.
Embodiment 1
A kind of processing method of industrial wastewater, processing method comprise the following steps：
A, settle
Metal-precipitator is put into industrial wastewater, is precipitated, and stands 2 hours, then carries out being filtrated to get industrial wastewater Supernatant, metal-precipitator includes aluminium polychloride, nano silicon and magnesium carbonate, its raw materials by weight portion difference For：20 parts of aluminium polychloride；15 parts of nano silicon；5 parts of magnesium carbonate；
B, desulfurization
Supernatant on industrial wastewater is first sterilized with bactericide, then heated, heating and temperature control is 70 DEG C, the heat time is 1 hour, and adding desulfurizing agent while during heating in heating carries out desulfurization process；
C, adsorb
The technique filtered using activated carbon carries out filtering absorption, completes processing procedure.
The beneficial effects of the invention are as follows：Handling process is simple, and treatment effeciency is high, high treating effect, aluminium polychloride and carbon The multinuclear high price complex ion that aluminium, magnesium ion in sour magnesium are formed, these multinuclear high price complex ions are to negatively charged phosphate radical, phosphorus Sour hydrogen radical, dihydrogen phosphate produce association suction-operated, water-soluble low ionic associate are formed, so as to reach certain dephosphorization Effect, make full use of iron ion to mutually compensate for performance with aluminum ions, efficiently avoid metal ion and model is used to water purification agent The limitation enclosed, nanosized SiO_2 have very strong adsorption capacity, can adsorb the formaldehyde in waste water, its PARA FORMALDEHYDE PRILLS(91,95) not only has physics Absorption, and there is chemisorbed, hydrogen bond or covalent bond are formd with formaldehyde, can be reduced the content of formaldehyde in waste water.
Embodiment 2
A kind of processing method of industrial wastewater, processing method comprise the following steps：
A, settle
Metal-precipitator is put into industrial wastewater, is precipitated, and stands 3 hours, then carries out being filtrated to get industrial wastewater Supernatant, metal-precipitator includes aluminium polychloride, nano silicon and magnesium carbonate, its raw materials by weight portion difference For：25 parts of aluminium polychloride；20 parts of nano silicon；6.5 parts of magnesium carbonate；
B, desulfurization
Supernatant on industrial wastewater is first sterilized with bactericide, then heated, heating and temperature control is 80 DEG C, the heat time is 2 hours, and adding desulfurizing agent while during heating in heating carries out desulfurization process；
C, adsorb
The technique filtered using activated carbon carries out filtering absorption, completes processing procedure.
The beneficial effects of the invention are as follows：Handling process is simple, and treatment effeciency is high, high treating effect, aluminium polychloride and carbon The multinuclear high price complex ion that aluminium, magnesium ion in sour magnesium are formed, these multinuclear high price complex ions are to negatively charged phosphate radical, phosphorus Sour hydrogen radical, dihydrogen phosphate produce association suction-operated, water-soluble low ionic associate are formed, so as to reach certain dephosphorization Effect, make full use of iron ion to mutually compensate for performance with aluminum ions, efficiently avoid metal ion and model is used to water purification agent The limitation enclosed, nanosized SiO_2 have very strong adsorption capacity, can adsorb the formaldehyde in waste water, its PARA FORMALDEHYDE PRILLS(91,95) not only has physics Absorption, and there is chemisorbed, hydrogen bond or covalent bond are formd with formaldehyde, can be reduced the content of formaldehyde in waste water.
Embodiment 3
A kind of processing method of industrial wastewater, processing method comprise the following steps：
A, settle
Metal-precipitator is put into industrial wastewater, is precipitated, and stands 4 hours, then carries out being filtrated to get industrial wastewater Supernatant, metal-precipitator includes aluminium polychloride, nano silicon and magnesium carbonate, its raw materials by weight portion difference For：30 parts of aluminium polychloride；25 parts of nano silicon；8 parts of magnesium carbonate；
B, desulfurization
Supernatant on industrial wastewater is first sterilized with bactericide, then heated, heating and temperature control is 90 DEG C, the heat time is 3 hours, and adding desulfurizing agent while during heating in heating carries out desulfurization process；
C, adsorb
The technique filtered using activated carbon carries out filtering absorption, completes processing procedure.
The beneficial effects of the invention are as follows：Handling process is simple, and treatment effeciency is high, high treating effect, aluminium polychloride and carbon The multinuclear high price complex ion that aluminium, magnesium ion in sour magnesium are formed, these multinuclear high price complex ions are to negatively charged phosphate radical, phosphorus Sour hydrogen radical, dihydrogen phosphate produce association suction-operated, water-soluble low ionic associate are formed, so as to reach certain dephosphorization Effect, make full use of iron ion to mutually compensate for performance with aluminum ions, efficiently avoid metal ion and model is used to water purification agent The limitation enclosed, nanosized SiO_2 have very strong adsorption capacity, can adsorb the formaldehyde in waste water, its PARA FORMALDEHYDE PRILLS(91,95) not only has physics Absorption, and there is chemisorbed, hydrogen bond or covalent bond are formd with formaldehyde, can be reduced the content of formaldehyde in waste water.
The above described is only a preferred embodiment of the present invention, it is not the limit for making any other form to the present invention System, and any modification made according to technical spirit of the invention or equivalent variations, still fall within present invention model claimed Enclose.

Claims (6)

  1. A kind of 1. processing method of industrial wastewater, it is characterised in that：Processing method comprises the following steps：
    A, settle
    Metal-precipitator is put into industrial wastewater, is precipitated, and stands 2-4 hours, then carries out being filtrated to get Industry Waste The supernatant of water；
    B, desulfurization
    Supernatant on industrial wastewater is first sterilized with bactericide, then heated, the side during heating Heat side and add desulfurizing agent progress desulfurization process；
    C, adsorb
    The technique filtered using activated carbon carries out filtering absorption, completes processing procedure.
  2. A kind of 2. processing method of industrial wastewater according to claim 1, it is characterised in that：The metal-precipitator includes Aluminium polychloride, nano silicon and magnesium carbonate.
  3. A kind of 3. processing method of industrial wastewater according to claim 2, it is characterised in that：Its raw materials by weight portion point It is not：
    Aluminium polychloride 20-30 parts；
    Nano silicon 15-25 parts；
    Magnesium carbonate 5-8 parts.
  4. A kind of 4. processing method of industrial wastewater according to claim 1, it is characterised in that：Heating in the step b For temperature control at 70-90 DEG C, the heat time is 1-3 hours.
  5. 5. the processing method of a kind of industrial wastewater according to claim 1, it is characterised in that after the step a is completed Also need to carry out Air Exposure, large quantity of air is continuously passed through into industrial wastewater, and flocculant is added into industrial wastewater, continuously Aeration stands 2 hours after 40 minutes, by settling the suspended particulate contaminants removed in industrial wastewater.
  6. A kind of 6. processing method of industrial wastewater according to claim 1, it is characterised in that carry out the step a it Before also need to be pre-processed, first adjust pH value to alkalescent, diatom ooze is then added into industrial wastewater, is then continuously stirred Dynamic industrial wastewater 30 minutes, standing sedimentation, removes grease, bulky grain pollutant and the small particles of pollution in industrial wastewater afterwards Thing；Then pH value is adjusted to faintly acid.
CN201710940958.2A 2017-10-11 2017-10-11 A kind of processing method of industrial wastewater Pending CN107758959A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201710940958.2A CN107758959A (en) 2017-10-11 2017-10-11 A kind of processing method of industrial wastewater

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Application Number Priority Date Filing Date Title
CN201710940958.2A CN107758959A (en) 2017-10-11 2017-10-11 A kind of processing method of industrial wastewater

Publications (1)

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CN107758959A true CN107758959A (en) 2018-03-06

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112551788A (en) * 2020-11-27 2021-03-26 苏州德盛环安科技有限公司 Industrial wastewater treatment method
CN115385490A (en) * 2022-09-28 2022-11-25 王福浩 Sewage treatment process

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1709825A (en) * 2005-05-18 2005-12-21 江苏大学 Efficien SO4 2- removing agent and its production method
CN101830581A (en) * 2009-03-09 2010-09-15 深圳市金达莱环保股份有限公司 Method for treating heavy metal industrial sewage
CN102139990A (en) * 2011-01-21 2011-08-03 樊利华 Ultrasonic combined waste water treatment process and system of refuse leachate
CN105540977A (en) * 2016-01-14 2016-05-04 中电环保股份有限公司 Desulfurized waste water treatment method and system
CN106277449A (en) * 2016-08-28 2017-01-04 潘纪鸿 The processing method of acidic industrial effluent

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1709825A (en) * 2005-05-18 2005-12-21 江苏大学 Efficien SO4 2- removing agent and its production method
CN101830581A (en) * 2009-03-09 2010-09-15 深圳市金达莱环保股份有限公司 Method for treating heavy metal industrial sewage
CN102139990A (en) * 2011-01-21 2011-08-03 樊利华 Ultrasonic combined waste water treatment process and system of refuse leachate
CN105540977A (en) * 2016-01-14 2016-05-04 中电环保股份有限公司 Desulfurized waste water treatment method and system
CN106277449A (en) * 2016-08-28 2017-01-04 潘纪鸿 The processing method of acidic industrial effluent

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112551788A (en) * 2020-11-27 2021-03-26 苏州德盛环安科技有限公司 Industrial wastewater treatment method
CN115385490A (en) * 2022-09-28 2022-11-25 王福浩 Sewage treatment process

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Application publication date: 20180306