CN114524580A - Comprehensive utilization and treatment method for wastewater - Google Patents
Comprehensive utilization and treatment method for wastewater Download PDFInfo
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- CN114524580A CN114524580A CN202210084731.3A CN202210084731A CN114524580A CN 114524580 A CN114524580 A CN 114524580A CN 202210084731 A CN202210084731 A CN 202210084731A CN 114524580 A CN114524580 A CN 114524580A
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- 239000002351 wastewater Substances 0.000 title claims abstract description 35
- 238000000034 method Methods 0.000 title claims abstract description 12
- 239000000243 solution Substances 0.000 claims abstract description 88
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 40
- 238000000926 separation method Methods 0.000 claims abstract description 27
- 238000006243 chemical reaction Methods 0.000 claims abstract description 21
- 238000010992 reflux Methods 0.000 claims abstract description 15
- 239000000126 substance Substances 0.000 claims abstract description 13
- 239000011550 stock solution Substances 0.000 claims abstract description 8
- 238000007599 discharging Methods 0.000 claims abstract description 5
- 238000000605 extraction Methods 0.000 claims description 13
- 239000007788 liquid Substances 0.000 claims description 13
- 239000000463 material Substances 0.000 claims description 10
- 238000007254 oxidation reaction Methods 0.000 claims description 10
- 239000012528 membrane Substances 0.000 claims description 9
- 230000007062 hydrolysis Effects 0.000 claims description 3
- 238000006460 hydrolysis reaction Methods 0.000 claims description 3
- 238000005325 percolation Methods 0.000 claims description 3
- 239000002699 waste material Substances 0.000 abstract description 7
- 238000004065 wastewater treatment Methods 0.000 abstract description 2
- 230000003647 oxidation Effects 0.000 description 6
- 239000010865 sewage Substances 0.000 description 5
- 230000006378 damage Effects 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000004064 recycling Methods 0.000 description 3
- 239000003651 drinking water Substances 0.000 description 2
- 235000020188 drinking water Nutrition 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 241000251468 Actinopterygii Species 0.000 description 1
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 230000003197 catalytic effect Effects 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 239000002384 drinking water standard Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000006056 electrooxidation reaction Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 239000003673 groundwater Substances 0.000 description 1
- TUJKJAMUKRIRHC-UHFFFAOYSA-N hydroxyl Chemical compound [OH] TUJKJAMUKRIRHC-UHFFFAOYSA-N 0.000 description 1
- 239000010842 industrial wastewater Substances 0.000 description 1
- 239000008235 industrial water Substances 0.000 description 1
- 230000002262 irrigation Effects 0.000 description 1
- 238000003973 irrigation Methods 0.000 description 1
- 239000003621 irrigation water Substances 0.000 description 1
- 231100000053 low toxicity Toxicity 0.000 description 1
- 231100000252 nontoxic Toxicity 0.000 description 1
- 230000003000 nontoxic effect Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 230000008929 regeneration Effects 0.000 description 1
- 238000011069 regeneration method Methods 0.000 description 1
- 239000002352 surface water Substances 0.000 description 1
- 238000009279 wet oxidation reaction Methods 0.000 description 1
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
-
- 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
- C02F1/26—Treatment of water, waste water, or sewage by extraction
-
- 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
- C02F1/38—Treatment of water, waste water, or sewage by centrifugal separation
-
- 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
- C02F1/44—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis
-
- 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
-
- 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
Landscapes
- 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 Using Semi-Permeable Membranes (AREA)
Abstract
The invention relates to the field of wastewater treatment, in particular to a comprehensive wastewater utilization treatment method, which comprises the following steps: and S1, enabling the wastewater to flow into a pretreatment end for pretreatment to obtain a wastewater stock solution. S2, enabling the wastewater stock solution to flow into a hypergravity reaction separation end for hypergravity reaction separation to obtain a first concentrated solution and a first clear solution. And S3, enabling the first concentrated solution to flow into the first comprehensive treatment end to perform first comprehensive treatment to obtain a second concentrated solution, a second clear solution and available substances, and enabling the first clear solution to flow into the second comprehensive treatment end to perform second comprehensive treatment to obtain a third concentrated solution and a third clear solution. And S4, refluxing the second concentrated solution to the pretreatment end, refluxing the second clear solution to the hypergravity reaction separation end, refluxing the third concentrated solution to the first comprehensive treatment end, detecting the water quality of the third clear solution, and classifying for use or discharging according to the water quality of the third clear solution. The problem of waste water resource waste caused by simply treating or discharging the waste water into the river without treating in the prior art is solved.
Description
Technical Field
The invention relates to the field of wastewater treatment, in particular to a comprehensive utilization and treatment method for wastewater.
Background
The waste water is a general term of water and runoff rainwater drained in the process of activities of residents. The method comprises the steps of domestic sewage, industrial wastewater and other useless water such as primary rain water flowing into a drainage pipe canal, and generally refers to water which can not be recycled after being treated by a certain technology or can not reach a certain standard after being purified by primary pollution.
In daily life and production, a large amount of water resources are consumed, a large amount of waste water is generated, most of the waste water is simply treated or is discharged into rivers or seas without being treated, so that the natural environment is damaged, water resources are wasted, and particularly in some areas with less water resources, the waste of the water resources can cause serious consequences.
Disclosure of Invention
The invention aims to provide a comprehensive utilization and treatment method for wastewater, which solves the problems that the prior wastewater is simply treated or discharged into rivers without treatment, so that not only is water resource wasted, but also the natural environment is easily damaged.
In order to solve the technical problems, the invention adopts the following technical scheme:
a comprehensive utilization and treatment method for wastewater comprises the following steps: and S1, enabling the wastewater to flow into a pretreatment end for pretreatment to obtain a wastewater stock solution. And S2, enabling the wastewater stock solution to flow into a hypergravity reaction separation end for hypergravity reaction separation to obtain a first concentrated solution and a first clear solution. And S3, enabling the first concentrated solution to flow into the first comprehensive treatment end to perform first comprehensive treatment to obtain a second concentrated solution, a second clear solution and available substances, and enabling the first clear solution to flow into the second comprehensive treatment end to perform second comprehensive treatment to obtain a third concentrated solution and a third clear solution. And S4, refluxing the second concentrated solution to the pretreatment end, refluxing the second clear solution to the hypergravity reaction separation end, refluxing the third concentrated solution to the first comprehensive treatment end, detecting the water quality of the third clear solution, and classifying for use or discharging according to the water quality of the third clear solution.
The further technical scheme is that the available substances comprise a first component and a second component, the first comprehensive treatment comprises the following steps of K1, carrying out first extraction on the first concentrated solution to recover the first component of the available substances in the first concentrated solution, and then carrying out membrane group separation on the first concentrated solution after the first extraction to obtain a fourth concentrated solution and a fourth clear solution. K2, carrying out high-temperature hydrolysis on the fourth concentrated solution, then carrying out secondary extraction to recover a second component of the available substances in the fourth concentrated solution, and then carrying out membrane component separation on the fourth concentrated solution subjected to the secondary extraction to obtain a second concentrated solution and a second clear solution. K3, refluxing the fourth clear liquid into the separation end of the hypergravity reaction. .
The second comprehensive treatment includes biochemical percolation, advanced oxidation reaction and membrane separation of the multifunctional filtering material.
Compared with the prior art, the invention has the beneficial effects that: through setting up preliminary treatment end and hypergravity reaction separation end, can carry out preliminary treatment to waste water, through setting up first comprehensive treatment end, can follow first dope from obtaining usable material, can not only handle waste water like this, to natural environment's destruction when reducing the emission, can also be used for matching suitable industry with can utilizing the material, reduced the waste of resource. Through with first clear liquid after the comprehensive processing of second, can obtain the third clear liquid that has satisfied emission and operation requirement, just so can directly be used for the third clear liquid in life and industry, utilized the water resource to a very big extent, improved in the past only carry out simple processing or not handle just discharge into the river to waste water, can not only cause the water waste still destroy natural environment's problem easily like this.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail with reference to the following embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Example (b):
a comprehensive utilization and treatment method for wastewater comprises the following steps: and S1, enabling the wastewater to flow into a pretreatment end for pretreatment to obtain a wastewater stock solution. And S2, enabling the wastewater stock solution to flow into a hypergravity reaction separation end for hypergravity reaction separation to obtain a first concentrated solution and a first clear solution. And S3, enabling the first concentrated solution to flow into the first comprehensive treatment end to perform first comprehensive treatment to obtain a second concentrated solution, a second clear solution and available substances, and enabling the first clear solution to flow into the second comprehensive treatment end to perform second comprehensive treatment to obtain a third concentrated solution and a third clear solution. And S4, refluxing the second concentrated solution to the pretreatment end, refluxing the second clear solution to the hypergravity reaction separation end, refluxing the third concentrated solution to the first comprehensive treatment end, detecting the water quality of the third clear solution, and classifying for use or discharging according to the water quality of the third clear solution. Through setting up preliminary treatment end and hypergravity reaction separation end, can carry out preliminary treatment to waste water, through setting up first comprehensive treatment end, can follow first dope from obtaining usable material, can not only handle waste water like this, to natural environment's destruction when reducing the emission, can also be used for matching suitable industry with can utilizing the material, reduced the waste of resource. Through with first clear liquid after the comprehensive processing of second, can obtain the third clear liquid that has satisfied emission and operation requirement, just so can directly be used for the third clear liquid in life and industry, utilized the water resource to a very big extent, improved in the past only carry out simple processing or not handle just discharge into the river to waste water, can not only cause the water waste still destroy natural environment's problem easily like this. The gravity reaction has the advantages of high mass transfer and high heat transfer, and can be quickly separated.
When the third clear liquid is classified for use or discharged according to the water quality conditions, the following conditions can be adopted: a. the water quality meets or is superior to the water quality of the front-end production water of the enterprise, and the water is completely recycled for production; b. national standard- "sanitary standard for drinking water (GB 5749-2006)", which is used for drinking water; c. the water quality meets or is superior to the national standard- "urban sewage recycling, urban miscellaneous water quality (GB/T18920-; d. the water quality meets or is superior to the national standard- 'Farmland irrigation water quality standard (GB 5084-2021)', and is used for farmland irrigation; e. the water quality meets or is superior to the national standard- 'fishery water quality standard (GB 11607-89)', and is used for fish culture; f. the water quality meets or is superior to the national standard- "urban sewage recycling, landscape environment water quality ecological water (GB/T18921-; g. the water quality meets or is superior to the national standard- "the water quality of the industrial water for urban sewage recycling (GB/T19923-; h. the water quality meets or is superior to the national standard- "urban sewage regeneration and utilization, groundwater recharge water quality (GB/T19772-; i. the water quality meets or is superior to the national standard-' surface water environment quality standard (GB 3838-.
The available substances comprise a first component and a second component, the first comprehensive treatment comprises the following steps of K1, carrying out first extraction on the first concentrated solution to recover the first component of the available substances in the first concentrated solution, and then carrying out membrane component separation on the first concentrated solution after the first extraction to obtain a fourth concentrated solution and a fourth clear solution. K2, carrying out high-temperature hydrolysis on the fourth concentrated solution, then carrying out secondary extraction to recover a second component of the available substances in the fourth concentrated solution, and then carrying out membrane component separation on the fourth concentrated solution subjected to the secondary extraction to obtain a second concentrated solution and a second clear solution. K3, refluxing the fourth clear liquid into the separation end of the hypergravity reaction. Through extraction and the second time, can carry out abundant recovery with the usable material (first component and second component) in first dense liquid and the second dense liquid, can be very big like this avoid the waste of the usable material in the waste water, also avoided the destruction to natural environment simultaneously. Through all flowing back second clear solution and fourth clear solution to hypergravity reaction separation end, can handle second clear solution and fourth clear solution once more, further improved the quality of water standard of last third clear solution.
The second comprehensive treatment comprises multi-medium multifunctional filter material biochemical percolation, advanced oxidation reaction and membrane component separation which are sequentially carried out. The third clear liquid obtained after the treatment can meet the discharge even drinking water standard. The advanced oxidation reaction is also called deep oxidation technology, and is characterized by producing hydroxyl radical (-OH) with strong oxidation capacity, and under the reaction conditions of high temperature and high pressure, electricity, sound, light irradiation, catalyst and the like, the macromolecular degradation-resistant organic matters are oxidized into low-toxicity or non-toxic micromolecular substances. Depending on the manner of generating radicals and the reaction conditions, they can be classified into photochemical oxidation, catalytic wet oxidation, sonochemical oxidation, ozone oxidation, electrochemical oxidation, Fenton oxidation, and the like.
Although the invention has been described herein with reference to a number of illustrative embodiments thereof, it should be understood that numerous other modifications and embodiments can be devised by those skilled in the art that will fall within the spirit and scope of the principles of this disclosure. More specifically, various variations and modifications are possible in the component parts and/or arrangements of the subject combination arrangement within the scope of the disclosure and claims of this application. In addition to variations and modifications in the component parts and/or arrangements, other uses will also be apparent to those skilled in the art.
Claims (3)
1. A comprehensive utilization and treatment method for wastewater is characterized by comprising the following steps:
s1, enabling the wastewater to flow into a pretreatment end for pretreatment to obtain a wastewater stock solution;
s2, enabling the wastewater stock solution to flow into a hypergravity reaction separation end for hypergravity reaction separation to obtain a first concentrated solution and a first clear solution;
s3, enabling the first concentrated solution to flow into a first comprehensive treatment end to perform first comprehensive treatment to obtain a second concentrated solution, a second clear solution and available substances, and enabling the first clear solution to flow into a second comprehensive treatment end to perform second comprehensive treatment to obtain a third concentrated solution and a third clear solution;
and S4, refluxing the second concentrated solution to the pretreatment end, refluxing the second clear solution to the hypergravity reaction separation end, refluxing the third concentrated solution to the first comprehensive treatment end, detecting the water quality of the third clear solution, and classifying for use or discharging according to the water quality of the third clear solution.
2. The comprehensive utilization and treatment method for wastewater according to claim 1, characterized in that: the utilizable material comprises a first component and a second component, the first integrated treatment comprising the steps of,
k1, carrying out first extraction on the first concentrated solution to recover a first component of an available substance in the first concentrated solution, and then carrying out membrane component separation on the first concentrated solution after the first extraction to obtain a fourth concentrated solution and a fourth clear solution;
k2, carrying out high-temperature hydrolysis on the fourth concentrated solution, then carrying out secondary extraction to recover a second component of the available substances in the fourth concentrated solution, and then carrying out membrane group separation on the fourth concentrated solution subjected to the secondary extraction to obtain a second concentrated solution and a second clear solution;
k3, refluxing the fourth clear liquid into the separation end of the hypergravity reaction.
3. The comprehensive utilization and treatment method for wastewater according to claim 1, characterized in that: the second comprehensive treatment comprises multi-medium multifunctional filter material biochemical percolation, advanced oxidation reaction and membrane component separation which are sequentially carried out.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210084731.3A CN114524580A (en) | 2022-01-25 | 2022-01-25 | Comprehensive utilization and treatment method for wastewater |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210084731.3A CN114524580A (en) | 2022-01-25 | 2022-01-25 | Comprehensive utilization and treatment method for wastewater |
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| Publication Number | Publication Date |
|---|---|
| CN114524580A true CN114524580A (en) | 2022-05-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210084731.3A Pending CN114524580A (en) | 2022-01-25 | 2022-01-25 | Comprehensive utilization and treatment method for wastewater |
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| CN (1) | CN114524580A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20090037236A (en) * | 2007-10-11 | 2009-04-15 | 주식회사 케이엠에스 | System for producing reusable water from waste water |
| CN104030527A (en) * | 2014-06-06 | 2014-09-10 | 西安瑞兰环保技术有限公司 | Treatment method and separation and recovery system of money printing wastewater |
| CN110357312A (en) * | 2019-08-05 | 2019-10-22 | 蒋遂安 | A kind of landfill leachate harmless resource system processing equipment and method |
| CN110386733A (en) * | 2019-08-05 | 2019-10-29 | 四川锐源能环科技有限公司 | The reclaimer and method of humic acid in a kind of garbage incinerating power plant percolate |
| CN111003859A (en) * | 2019-11-23 | 2020-04-14 | 江苏久吾高科技股份有限公司 | Zero-discharge treatment method and device for reclaimed water |
-
2022
- 2022-01-25 CN CN202210084731.3A patent/CN114524580A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20090037236A (en) * | 2007-10-11 | 2009-04-15 | 주식회사 케이엠에스 | System for producing reusable water from waste water |
| CN104030527A (en) * | 2014-06-06 | 2014-09-10 | 西安瑞兰环保技术有限公司 | Treatment method and separation and recovery system of money printing wastewater |
| CN110357312A (en) * | 2019-08-05 | 2019-10-22 | 蒋遂安 | A kind of landfill leachate harmless resource system processing equipment and method |
| CN110386733A (en) * | 2019-08-05 | 2019-10-29 | 四川锐源能环科技有限公司 | The reclaimer and method of humic acid in a kind of garbage incinerating power plant percolate |
| CN111003859A (en) * | 2019-11-23 | 2020-04-14 | 江苏久吾高科技股份有限公司 | Zero-discharge treatment method and device for reclaimed water |
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