CN106186303A - One way of life method of wastewater treatment - Google Patents
One way of life method of wastewater treatment Download PDFInfo
- Publication number
- CN106186303A CN106186303A CN201610669316.9A CN201610669316A CN106186303A CN 106186303 A CN106186303 A CN 106186303A CN 201610669316 A CN201610669316 A CN 201610669316A CN 106186303 A CN106186303 A CN 106186303A
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- wastewater treatment
- waste
- acidifying groove
- 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
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/28—Anaerobic digestion processes
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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
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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
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- Life Sciences & Earth Sciences (AREA)
- Microbiology (AREA)
- Biodiversity & Conservation Biology (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Purification Treatments By Anaerobic Or Anaerobic And Aerobic Bacteria Or Animals (AREA)
Abstract
The present invention relates to one way of life method of wastewater treatment, comprise the following steps: the pH value of (1) regulation waste water；(2) add in this acidifying groove for the hydrolysis autonomy-oriented bacterium in order to produce hydrolysis acidification reaction；(3) add to produce the acetic acid Methane producing bacteria decomposing acetic acidreaction in this fermentation tank；(4) be hydrolyzed acidification to waste liquid；(5) waste liquid is carried out methanation process；(6) follow-up emission treatment is carried out after the sludge settling in waste liquid.The method of wastewater treatment that disclosed herein, one or two formula anaerobic fermentation digestive system can be provided, effectively by organic substance complicated in the middle of organic liquid waste, decompose macromolecular complex via the outer ferment of hydrolysis bacterium or zymocyte secretory cell and be changed into small-molecule substance, metabolism is carried out by antibacterial in order to organic substance, and process with methanation further, use acetic acid Methane producing bacteria to decompose acetic acid and form CH4And CO2, reach effect of degraded COD.
Description
Technical field
The relevant a kind of wastewater processing technology of the present invention, particularly relate to a kind of can be effectively by complicated organic substance such as carbon water
The larger molecular organics matter such as compound, protein, lipid, cellulose are carried out metabolic method of wastewater treatment by antibacterial.
Background technology
Cause the foreign substance that water pollutes a lot, include organic pollutants, heavy metal, cleaning agent, kitchen remaining etc.；Because of pollutant
After entering water body, present is comprehensive change, therefore selectes more important characteristic index, including representing organic pollution number
Biochemical oxygen demand (Biochemical Oxygen Demand, BOD), COD (Chemical Oxygen Demand,
Etc. COD) for quality evaluation basis.Wherein, water body can be carried out in chemical oxidation of gold by oxidized material under prescribed conditions
The amount of consumed oxidant, the milligram number consuming oxygen with every liter of water sample represents, is generally designated as COD；COD (COD) is examined
Testing and within 2 hours, just measure result in principle, the detection time phase difference needing 5 compared to Biochemical oxygen demand (BOD) is a lot of, therefore COD
Important indicator frequently as Organic industrial wastewater pollution.
Summary of the invention
The present invention i.e. provide a kind of can be effectively by complicated organic substance such as carbohydrate, protein, lipid, fibre
The larger molecular organics matter such as dimension element are carried out metabolic method of wastewater treatment by antibacterial.
The technical scheme is that one way of life method of wastewater treatment, including following step
Rapid: (1) collects pending waste water, and the pH value of the waste water that regulation is collected, the pH value regulating described waste water is the first setting value；
(2) composite waste obtained in step (1) is put in acidifying groove, add in order to produce water in this acidifying groove
Solve the hydrolysis autonomy-oriented bacterium of acidification reaction；
(3) composite waste obtained in step (2) is put in fermentation tank, add to produce decomposition in this fermentation tank
The acetic acid Methane producing bacteria of acetic acidreaction；
(4) composite waste obtained in step (3) is put in acidifying groove, and remain of a predetermined time, make waste liquid is entered
Row hydrolysis acidification processes；
(5) composite waste obtained in step (4) is put in this fermentation tank, and remain of a predetermined time, make waste liquid
Carry out methanation process；
(6) composite waste obtained in step (5) is put in stillpot, and stop the scheduled time, make the dirt in waste liquid
After mud precipitation, respectively treated waste liquid and mud can separately be carried out follow-up emission treatment.
The invention has the beneficial effects as follows: compare with conventional, prior art that the method for wastewater treatment that disclosed herein can carry
For one or two formula anaerobic fermentation digestive system, effectively by organic substance such as carbohydrate, albumen complicated in the middle of organic liquid waste
The larger molecular organics matter such as matter, lipid, cellulose, thin via hydrolysis bacterium or zymocyte (fermentativebacteria) secretion
The outer ferment (extracellularenzymes) of born of the same parents decomposes macromolecular complex and is changed into small-molecule substance, in order to organic substance by antibacterial
Carry out metabolism, and process with methanation further, use acetic acid Methane producing bacteria
(aceticlasticmethanogens) decompose acetic acid and form CH4And CO2, reach effect of degraded COD.
On the basis of technique scheme, the present invention can also do and improve as follows:
Further, in step (2), the operation temperature of this acidifying groove controls at room temperature.
Further, in step (4), the operation temperature of this acidifying groove controls at room temperature.
Further, the ph value of this acidifying groove is 4～5；Hydraulic detention time is 5 days.
Further, in step (3), the operation temperature of fermentation tank controls at 55 DEG C.
Further, in step (4), the ph value of acidifying groove is 7～8；Hydraulic detention time is 5 days.
Detailed description of the invention
Being described principle and the feature of the present invention below in conjunction with specific embodiment, example is served only for explaining this
Bright, it is not intended to limit the scope of the present invention.
Embodiment 1
One way of life method of wastewater treatment, comprises the following steps:
(1) collecting pending waste water, the pH value of the waste water that regulation is collected, the pH value regulating described waste water is the first setting
Value；
(2) composite waste obtained in step (1) is put in acidifying groove, add in order to produce water in this acidifying groove
Solve the hydrolysis autonomy-oriented bacterium of acidification reaction；
(3) composite waste obtained in step (2) is put in fermentation tank, add to produce decomposition in this fermentation tank
The acetic acid Methane producing bacteria of acetic acidreaction；
(4) composite waste obtained in step (3) is put in acidifying groove, and remain of a predetermined time, make waste liquid is entered
Row hydrolysis acidification processes；
(5) composite waste obtained in step (4) is put in this fermentation tank, and remain of a predetermined time, make waste liquid
Carry out methanation process；
(6) composite waste obtained in step (5) is put in stillpot, and stop the scheduled time, make the dirt in waste liquid
After mud precipitation, respectively treated waste liquid and mud can separately be carried out follow-up emission treatment.
In step (2), the operation temperature of this acidifying groove controls at room temperature.
In step (4), the operation temperature of this acidifying groove controls at room temperature.
The ph value of this acidifying groove is 4；Hydraulic detention time is 5 days.
In step (3), the operation temperature of fermentation tank controls at 55 DEG C.
In step (4), the ph value of acidifying groove is 7；Hydraulic detention time is 5 days.
Embodiment 2
One way of life method of wastewater treatment, comprises the following steps:
(1) collecting pending waste water, the pH value of the waste water that regulation is collected, the pH value regulating described waste water is the first setting
Value；
(2) composite waste obtained in step (1) is put in acidifying groove, add in order to produce water in this acidifying groove
Solve the hydrolysis autonomy-oriented bacterium of acidification reaction；
(3) composite waste obtained in step (2) is put in fermentation tank, add to produce decomposition in this fermentation tank
The acetic acid Methane producing bacteria of acetic acidreaction；
(4) composite waste obtained in step (3) is put in acidifying groove, and remain of a predetermined time, make waste liquid is entered
Row hydrolysis acidification processes；
(5) composite waste obtained in step (4) is put in this fermentation tank, and remain of a predetermined time, make waste liquid
Carry out methanation process；
(6) composite waste obtained in step (5) is put in stillpot, and stop the scheduled time, make the dirt in waste liquid
After mud precipitation, respectively treated waste liquid and mud can separately be carried out follow-up emission treatment.
In step (2), the operation temperature of this acidifying groove controls at room temperature.
In step (4), the operation temperature of this acidifying groove controls at room temperature.
The ph value of this acidifying groove is 4.5；Hydraulic detention time is 5 days.
In step (3), the operation temperature of fermentation tank controls at 55 DEG C.
In step (4), the ph value of acidifying groove is 7.5；Hydraulic detention time is 5 days.
Embodiment 3
One way of life method of wastewater treatment, comprises the following steps:
(1) collecting pending waste water, the pH value of the waste water that regulation is collected, the pH value regulating described waste water is the first setting
Value；
(2) composite waste obtained in step (1) is put in acidifying groove, add in order to produce water in this acidifying groove
Solve the hydrolysis autonomy-oriented bacterium of acidification reaction；
(3) composite waste obtained in step (2) is put in fermentation tank, add to produce decomposition in this fermentation tank
The acetic acid Methane producing bacteria of acetic acidreaction；
(4) composite waste obtained in step (3) is put in acidifying groove, and remain of a predetermined time, make waste liquid is entered
Row hydrolysis acidification processes；
(5) composite waste obtained in step (4) is put in this fermentation tank, and remain of a predetermined time, make waste liquid
Carry out methanation process；
(6) composite waste obtained in step (5) is put in stillpot, and stop the scheduled time, make the dirt in waste liquid
After mud precipitation, respectively treated waste liquid and mud can separately be carried out follow-up emission treatment.
In step (2), the operation temperature of this acidifying groove controls at room temperature.
In step (4), the operation temperature of this acidifying groove controls at room temperature.
The ph value of this acidifying groove is 5；Hydraulic detention time is 5 days.
In step (3), the operation temperature of fermentation tank controls at 55 DEG C.
In step (4), the ph value of acidifying groove is 8；Hydraulic detention time is 5 days.
Comparative example 1
By in comparative example 1 hydrolysis autonomy-oriented bacterium equivalent anaerobic ammonia oxidizing bacteria replace, remaining all with embodiment 1 phase
With.
Comparative example 2
Being replaced by the Heterotrophic nitrification antibacterial of the acetic acid Methane producing bacteria in comparative example 1, remaining is the most same as in Example 1.
Measure of merit
The purification of waste water efficiency that respectively prepared by mensuration above-described embodiment and comparative example.Under the conditions of reaching equal use,
The content of N and P measuring waste water reduces percentage ratio,
Test result is as shown in table 1.
Table 1
| N content reduces percentage ratio | P content reduces percentage ratio | |
| Embodiment 1 | 26.5 | 13.0 |
| Embodiment 2 | 24.1 | 12.4 |
| Embodiment 3 | 25.4 | 12.5 |
| Comparative example 1 | 21.2 | 10.9 |
| Comparative example 2 | 22.3 | 8.7 |
According to the data in table 1 it can be seen that technical scheme has good environment protecting.
The foregoing is only presently preferred embodiments of the present invention, not in order to limit the present invention, all spirit in the present invention and
Within principle, any modification, equivalent substitution and improvement etc. made, should be included within the scope of the present invention.
Claims (6)
1. one way of life method of wastewater treatment, it is characterised in that comprise the following steps:
(1) collecting pending waste water, the pH value of the waste water that regulation is collected, the pH value regulating described waste water is the first setting value；
(2) composite waste obtained in step (1) is put in acidifying groove, add in this acidifying groove in order to produce hydrolysis acid
Change the hydrolysis autonomy-oriented bacterium of reaction；
(3) composite waste obtained in step (2) is put in fermentation tank, add to produce decomposition acetic acid in this fermentation tank
The acetic acid Methane producing bacteria of reaction；
(4) composite waste obtained in step (3) is put in acidifying groove, and remain of a predetermined time, make waste liquid is carried out water
Solve acidification；
(5) composite waste obtained in step (4) is put in this fermentation tank, and remain of a predetermined time, make waste liquid is carried out
Methanation processes；
(6) composite waste obtained in step (5) is put in stillpot, and stop the scheduled time, make the mud in waste liquid sink
Behind shallow lake, respectively treated waste liquid and mud can separately be carried out follow-up emission treatment.
2. method of wastewater treatment as claimed in claim 1, it is characterised in that the operation temperature control of this acidifying groove in step (2)
System is at room temperature.
3. method of wastewater treatment as claimed in claim 1, it is characterised in that the operation temperature control of this acidifying groove in step (4)
System is at room temperature.
4. method of wastewater treatment as claimed in claim 2, it is characterised in that the ph value of this acidifying groove is 4～5；Hydraulic retention
Time is 5 days.
5. method of wastewater treatment as claimed in claim 1, it is characterised in that in step (3), the operation temperature of fermentation tank controls
At 55 DEG C.
6. the method for wastewater treatment as described in any one of claim 1 to 5, it is characterised in that the ph value of acidifying groove in step (4)
It is 7～8；Hydraulic detention time is 5 days.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610669316.9A CN106186303A (en) | 2016-08-15 | 2016-08-15 | One way of life method of wastewater treatment |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610669316.9A CN106186303A (en) | 2016-08-15 | 2016-08-15 | One way of life method of wastewater treatment |
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| CN106186303A true CN106186303A (en) | 2016-12-07 |
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| CN201610669316.9A Pending CN106186303A (en) | 2016-08-15 | 2016-08-15 | One way of life method of wastewater treatment |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101280322A (en) * | 2008-04-21 | 2008-10-08 | 云浮市九方农业科技发展有限公司 | Anaerobic fermentation method and device of alcohol waste Liquid |
| CN102583927A (en) * | 2012-03-19 | 2012-07-18 | 太原理工大学 | Sludge micro oxygen hydrolytic acidizing method |
| CN104263642A (en) * | 2014-10-17 | 2015-01-07 | 北京昊业同宇科技有限公司 | Integrated treatment device and treatment method for kitchen garbage and excrement waste water |
| CN105198152A (en) * | 2014-06-19 | 2015-12-30 | 祐鼎（福建）光电材料有限公司 | Waste water treatment method |
-
2016
- 2016-08-15 CN CN201610669316.9A patent/CN106186303A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101280322A (en) * | 2008-04-21 | 2008-10-08 | 云浮市九方农业科技发展有限公司 | Anaerobic fermentation method and device of alcohol waste Liquid |
| CN102583927A (en) * | 2012-03-19 | 2012-07-18 | 太原理工大学 | Sludge micro oxygen hydrolytic acidizing method |
| CN105198152A (en) * | 2014-06-19 | 2015-12-30 | 祐鼎（福建）光电材料有限公司 | Waste water treatment method |
| CN104263642A (en) * | 2014-10-17 | 2015-01-07 | 北京昊业同宇科技有限公司 | Integrated treatment device and treatment method for kitchen garbage and excrement waste water |
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Application publication date: 20161207 |