CN114524563A - Comprehensive utilization and treatment method for high-concentration organic waste liquid - Google Patents
Comprehensive utilization and treatment method for high-concentration organic waste liquid Download PDFInfo
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- CN114524563A CN114524563A CN202210084720.5A CN202210084720A CN114524563A CN 114524563 A CN114524563 A CN 114524563A CN 202210084720 A CN202210084720 A CN 202210084720A CN 114524563 A CN114524563 A CN 114524563A
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- solution
- clear solution
- waste liquid
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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
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B32/00—Carbon; Compounds thereof
- C01B32/30—Active carbon
- C01B32/312—Preparation
- C01B32/318—Preparation characterised by the starting materials
- C01B32/324—Preparation characterised by the starting materials from waste materials, e.g. tyres or spent sulfite pulp liquor
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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
- C02F1/02—Treatment of water, waste water, or sewage by heating
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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
- C02F1/38—Treatment of water, waste water, or sewage by centrifugal separation
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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
- C02F1/44—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis
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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
- C02F2101/00—Nature of the contaminant
- C02F2101/30—Organic compounds
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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
- C02F2303/00—Specific treatment goals
- C02F2303/10—Energy recovery
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E50/00—Technologies for the production of fuel of non-fossil origin
- Y02E50/30—Fuel from waste, e.g. synthetic alcohol or diesel
Abstract
The invention relates to the field of wastewater treatment, in particular to a comprehensive utilization treatment method for high-concentration organic waste liquid, which comprises the following steps: s1, enabling the waste liquid to flow into a pretreatment end for impurity removal pretreatment to obtain a waste liquid stock solution; s2, enabling the wastewater stock solution to flow into a hypergravity 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 carbonization end for carbonization to obtain heat energy, oil gas, activated carbon and second clear solution, enabling the first clear solution to flow into a comprehensive treatment end for comprehensive treatment to obtain second concentrated solution and third clear solution; and S4, returning the second concentrated solution to the supergravity separation 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. Solves the problems that the waste liquid containing high-concentration organic matters is discharged without treatment or simple treatment, thereby not only wasting a large amount of water resources, but also polluting the environment and destroying the local ecological balance.
Description
Technical Field
The invention relates to the field of wastewater treatment, in particular to a comprehensive utilization treatment method for high-concentration organic waste liquid.
Background
Waste liquid (waste water) is a general term for water discharged during the activities of residents and runoff rainwater. 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 industrial processing production, water is often used in a large amount, one part of the water and product processing form a finished product, the other part of the water plays an auxiliary role in the processing process and is discharged along with a large amount of organic matter forming waste liquid, and the waste liquid containing high-concentration organic matter is discharged without treatment or simple treatment, so that a large amount of water resources are wasted, the environment is polluted, and the local ecological balance is damaged.
Disclosure of Invention
The invention aims to provide a comprehensive utilization and treatment method of high-concentration organic waste liquid, which solves the problems that the waste liquid containing high-concentration organic matters is discharged without treatment or simple treatment, a large amount of water resources are wasted, the environment is polluted, and the local ecological balance is damaged.
In order to solve the technical problems, the invention adopts the following technical scheme:
a comprehensive utilization and treatment method of high-concentration organic waste liquid comprises the following steps: s1, enabling the waste liquid to flow into a pretreatment end for impurity removal pretreatment to obtain a waste liquid stock solution; s2, enabling the wastewater stock solution to flow into a hypergravity separation end to carry out hypergravity reaction separation to obtain a first concentrated solution and a first clear solution; s3, enabling the first concentrated solution to flow into a carbonization end for carbonization to obtain heat energy, oil gas, activated carbon and second clear solution, enabling the first clear solution to flow into a comprehensive treatment end for comprehensive treatment to obtain second concentrated solution and third clear solution; and S4, returning the second concentrated solution to the supergravity separation 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 comprehensive treatment comprises the following treatment steps: k1, carrying out electrochemical synergistic hypergravity reaction separation on the first clear liquid to obtain a third concentrated liquid and a fourth clear liquid; k2, carrying out membrane group separation on the third concentrated solution to obtain a fourth concentrated solution and a third clear solution; k3, refluxing the fourth concentrated solution to the supergravity separation end, detecting the water quality of the third clear solution and the fourth clear solution, and classifying for use or discharging according to the water quality of the third clear solution and the fourth clear solution.
Compared with the prior art, the invention has the beneficial effects that: through setting up the preliminary treatment end, can get rid of some impurity in the waste liquid to carry out subsequent processing. Through setting up hypergravity separation end, can further get first dense solution and first clear solution through the separation of hypergravity reaction with the waste water stoste after removing impurity like this, can mix most organic matters in first dense solution like this, can carry out different processing methods to first dense solution and first clear solution like this. By carbonizing the first concentrated solution, heat energy, oil gas and activated carbon can be recovered, and the first concentrated solution, the oil gas and the activated carbon can be continuously put into use according to requirements. Through setting up comprehensive treatment end, can further handle the less first clear liquid of organic matter, obtain the third clear liquid, the third clear liquid at this moment has already been handled and has been accomplished, has reached the standard that can discharge, and the quality of water through detecting the third clear liquid comes into use or drinks according to the quality of water condition this moment. Solves the problems that the waste liquid containing high-concentration organic matters is discharged without treatment or simple treatment, thereby not only wasting a large amount of water resources, but also polluting the environment and destroying the local ecological balance.
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 of high-concentration organic waste liquid comprises the following steps: s1, enabling the waste liquid to flow into a pretreatment end for impurity removal pretreatment to obtain a waste liquid stock solution; s2, enabling the wastewater stock solution to flow into a hypergravity separation end to carry out hypergravity reaction separation to obtain a first concentrated solution and a first clear solution; s3, enabling the first concentrated solution to flow into a carbonization end for carbonization to obtain heat energy, oil gas, activated carbon and second clear solution, enabling the first clear solution to flow into a comprehensive treatment end for comprehensive treatment to obtain second concentrated solution and third clear solution; and S4, returning the second concentrated solution to the supergravity separation 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 the preliminary treatment end, can get rid of some impurity in the waste liquid to carry out subsequent processing. Through setting up hypergravity separation end, can further get first dense solution and first clear solution through the separation of hypergravity reaction with the waste water stoste after removing impurity like this, can mix most organic matters in first dense solution like this, can carry out different processing methods to first dense solution and first clear solution like this. By carbonizing the first concentrated solution, heat energy, oil gas and activated carbon can be recovered, and the first concentrated solution, the oil gas and the activated carbon can be continuously put into use according to requirements. Through setting up comprehensive treatment end, can further handle the less first clear liquid of organic matter, obtain the third clear liquid, the third clear liquid at this moment has already been handled and has been accomplished, has reached the standard that can discharge, and the quality of water through detecting the third clear liquid comes into use or drinks according to the quality of water condition this moment. The gravity reaction has the advantages of high mass transfer and high heat transfer, can be quickly reacted and separated, and the whole process of the hypergravity reaction is carried out at normal temperature and normal pressure.
The comprehensive treatment comprises the following treatment steps: k1, carrying out electrochemical synergistic hypergravity reaction separation on the first clear liquid to obtain a third concentrated liquid and a fourth clear liquid; k2, carrying out membrane group separation on the third concentrated solution to obtain a fourth concentrated solution and a third clear solution; k3, refluxing the fourth concentrated solution to the supergravity separation end, detecting the water quality of the third clear solution and the fourth clear solution, and classifying for use or discharging according to the water quality of the third clear solution and the fourth clear solution. Through the treatment mode, only the third clear liquid and the fourth clear liquid can be discharged or recycled after detection, and the rest of the clear liquid needs to be returned to the previous treatment process for continuous treatment. The discharge of liquid with contaminants is avoided.
Through setting up electrochemistry in coordination with hypergravity reaction separation, can further handle first clear solution, the separation forms the more third dope of organic matter and the fourth clear solution that does not contain the organic matter hardly, through carrying out membrane module separation with the third dope, can further separate the organic matter of third dope, just so can obtain third clear solution and fourth dope, flow back to hypergravity separation end through the fourth dope that contains more organic matter, can sneak into the fourth dope and continue to handle in the first dope like this, avoid not handling the liquid of accomplishing and discharge out.
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/T18920-2020)', and is used for non-potable miscellaneous water for flushing toilets, washing vehicles, urban greening, road cleaning, fire fighting, building construction and the like in enterprises; 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- "urban sewage recycling-industrial water quality (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 3838-2002)', and the water is discharged up to the standard or discharged up to the standard with ultra-clean performance and is used for environmental ecological water and the like.
Although the invention has been described 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 scope and spirit 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 (2)
1. A comprehensive utilization and treatment method for high-concentration organic waste liquid is characterized by comprising the following steps:
s1, enabling the waste liquid to flow into a pretreatment end for impurity removal pretreatment to obtain a waste liquid stock solution;
s2, enabling the wastewater stock solution to flow into a hypergravity separation end to carry out hypergravity reaction separation to obtain a first concentrated solution and a first clear solution;
s3, enabling the first concentrated solution to flow into a carbonization end for carbonization to obtain heat energy, oil gas, activated carbon and second clear solution, enabling the first clear solution to flow into a comprehensive treatment end for comprehensive treatment to obtain second concentrated solution and third clear solution;
and S4, returning the second concentrated solution to the supergravity separation 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 of the high-concentration organic waste liquid according to claim 1, which is characterized in that: the integrated process comprises the following process steps,
k1, carrying out electrochemical synergistic hypergravity reaction separation on the first clear liquid to obtain a third concentrated liquid and a fourth clear liquid;
k2, carrying out membrane group separation on the third concentrated solution to obtain a fourth concentrated solution and a third clear solution;
k3, refluxing the fourth concentrated solution to the supergravity separation end, detecting the water quality of the third clear solution and the fourth clear solution, and classifying for use or discharging according to the water quality of the third clear solution and the fourth clear solution.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210084720.5A CN114524563A (en) | 2022-01-25 | 2022-01-25 | Comprehensive utilization and treatment method for high-concentration organic waste liquid |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210084720.5A CN114524563A (en) | 2022-01-25 | 2022-01-25 | Comprehensive utilization and treatment method for high-concentration organic waste liquid |
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| CN114524563A true CN114524563A (en) | 2022-05-24 |
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| CN202210084720.5A Pending CN114524563A (en) | 2022-01-25 | 2022-01-25 | Comprehensive utilization and treatment method for high-concentration organic waste liquid |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005349320A (en) * | 2004-06-11 | 2005-12-22 | Yanmar Co Ltd | Organic waste liquid treatment method |
| CN202038925U (en) * | 2011-03-08 | 2011-11-16 | 广元欧亚腾胜印务有限公司 | Recycling system of plate-wiping liquid in gravure printing wastewater |
| CN109516620A (en) * | 2017-09-17 | 2019-03-26 | 南京美克斯精密机械有限公司 | A kind of recovery and treatment method of metal cutting process cutting fluid |
| 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 |
-
2022
- 2022-01-25 CN CN202210084720.5A patent/CN114524563A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005349320A (en) * | 2004-06-11 | 2005-12-22 | Yanmar Co Ltd | Organic waste liquid treatment method |
| CN202038925U (en) * | 2011-03-08 | 2011-11-16 | 广元欧亚腾胜印务有限公司 | Recycling system of plate-wiping liquid in gravure printing wastewater |
| CN109516620A (en) * | 2017-09-17 | 2019-03-26 | 南京美克斯精密机械有限公司 | A kind of recovery and treatment method of metal cutting process cutting fluid |
| 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 |
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