CN106219883A - Method for treating rural wastewater - Google Patents
Method for treating rural wastewater Download PDFInfo
- Publication number
- CN106219883A CN106219883A CN201610749417.7A CN201610749417A CN106219883A CN 106219883 A CN106219883 A CN 106219883A CN 201610749417 A CN201610749417 A CN 201610749417A CN 106219883 A CN106219883 A CN 106219883A
- Authority
- CN
- China
- Prior art keywords
- waste water
- sludge tank
- pond
- treating rural
- regulating reservoir
- 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
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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
- C02F1/28—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
- C02F1/44—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
- C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
- C02F1/5281—Installations for water purification using chemical 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
- C02F1/00—Treatment of water, waste water, or sewage
- C02F2001/007—Processes including a sedimentation step
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2301/00—General aspects of water treatment
- C02F2301/08—Multistage treatments, e.g. repetition of the same process step under different conditions
-
- 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
- C02F3/30—Aerobic and anaerobic processes
- C02F3/301—Aerobic and anaerobic treatment in the same reactor
-
- 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
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)
- Water Treatment By Sorption (AREA)
Abstract
The present invention relates to a kind of method for treating rural wastewater, comprise the following steps；(1) waste water is carried out pretreatment, and carry out aeration, precipitation process；(2) waste water processed step (1) enters regulating reservoir, carries out the regulation of pH value to neutral；(3) waste water discharged from regulating reservoir sequentially passes through Aerobic Pond, sand filter, anaerobic pond complete the nitrification of ammonia nitrogen and the degraded of BOD；(4) thickened sludge tank, flocculation filtration pond, activated carbon adsorber are sequentially entered again by the process of step (3), in described thickened sludge tank, microorganism in waste water and thickened sludge tank and the strong adsorptivity effect of mud are to remove organic pollution；(5) by step (4) processed waste water through filtration film device, after aeration；Compared with prior art, the present invention process after water outlet, environmentally safe, reach discharging standards, protect the living environment of peasant and healthy.
Description
Technical field
The invention belongs to field of environment protection, particularly relate to a kind of method for treating rural wastewater.
Background technology
Water resource is the important substance basis of the human society survival and development.Along with the development of modern industry, water pollutes asks
Topic day, heat was serious, and particularly trade effluent is owing to organic concentration is high, toxicity is big, complicated component, improvement difficulty become social concerns
Emphasis.
Along with the raising of living standards of the people, clothing, food, shelter, capable quality are more and more higher, and according to incompletely statistics, China is every
Year, edible oil consumption was between 21,000,000 tons to 23,000,000 tons, calculates by this, at least produces 3,000,000 tons of waste cooking oils the whole year,
And the whereabouts problem of waste cooking oil becomes everybody focus of attention at present.
Waste cooking oil processing mode of passing through is as iundustrial oil raw material in the world, and in China, along with waste cooking oil
The standardization of purchase, the final whereabouts of waste cooking oil also will be as iundustrial oil raw material.
Mainly producing biodiesel with waste cooking oil in China at present, the reasonable whereabouts on the one hand solving waste cooking oil is asked
Topic, on the other hand also reduces the demand to crude oil, reduces energy resource consumption.Production in waste cooking oil system refining biodiesel
Cheng Zhong, problem of environmental pollution the most slowly highlights, and is mainly reflected in the problem of production wastewater treatment, right owing to lacking before
The research of the problems such as what effect can be reached, so giving up for this type of after this type of waste water the most effectively processes, processes
The process technique of water needs to carry out the research of a comparison system.
Existing Rural Waste Water is typically processed by simple biodegradation method, first pass through the equipment such as blower fan to
Sewage is cured by oxygen therapy, and cultivates biological inoculum and microorganism, then by strain and microorganism, a part of Organic substance in sewage is decomposed
For materials such as free of contamination carbon dioxide, water, additionally sub-fraction organic synthesis is cellular material, promotes microorganism growth,
And discharge with the form of excess sludge, make sewage be purified discharge.This Biological degradation treatment method can not effectively remove sewage
In the nitrogen that contains and phosphorus, then during sewage discharge, nitrogen and phosphorus would generally exceed standard, and are discharged in rivers and lakes the richness easily causing water body
Nutrient laden, affects the healthy of environmental health and peasant.
Summary of the invention
It is an object of the invention to provide a kind of technological process method for treating rural wastewater simple, efficient, the method can
The effective particulate matter removed in waste water, organic pollution.
The technical scheme is that
A kind of method for treating rural wastewater, comprises the following steps；
(1) waste water is carried out pretreatment, and carry out aeration, precipitation process；
(2) waste water processed step (1) enters regulating reservoir, adds sodium hydroxide regulation pH value to neutral；
(3) waste water discharged from regulating reservoir sequentially passes through Aerobic Pond, sand filter, anaerobic pond complete nitrification and the biology of ammonia nitrogen
The degraded of oxygen consumption；
(4) thickened sludge tank, flocculation filtration pond, activated carbon adsorber are sequentially entered again, in institute by the process of step (3)
Stating in thickened sludge tank, microorganism in waste water and thickened sludge tank and the strong adsorptivity effect of mud are to remove organic contamination
Thing；
(5) by step (4) processed waste water through filtration film device, after aeration.
Compared with prior art, the invention has the beneficial effects as follows: the present invention is aerobic, sand filtration, anaerobism are effectively removed in waste water
Nitrogen and phosphorus, then remove the Organic substance in waste water further by thickened sludge tank, flocculation filtration pond, activated carbon adsorber, right
Water quality purifies further so that discharge after pollutant in waste water are up to standard again, protects the living environment in rural area and healthy.
On the basis of technique scheme, the present invention can also do following improvement.
Preferably, in described step (1), pretreatment operation step is to remove the bulky grain thing in waste water by grid and hang
Float.
Preferably, described step (2) is provided with high speed agitator in regulating reservoir.
Preferably, in described step (3), Aerobic Pond with the addition of the filler being attached with degradation bacteria and nitrifier.
Preferably, the filler in described step (3) is provided with the fluid bed of multiple microorganism adsorption growth.
Preferably, in described step (3), the liquid of backflow in sand filter, enters back into Aerobic Pond and is circulated process
Detailed description of the invention
Principle and feature to the present invention are described below, and example is served only for explaining the present invention, is not intended to limit
Determine the scope of the present invention.
Embodiment
A kind of method for treating rural wastewater, through pretreatment Aerobic Pond, sand filter, anaerobic pond, thickened sludge tank, flocculated
Filter tank, activated carbon adsorber carry out the removal of ammonia nitrogen, phosphorus.Biological denitrificaion is carried out, specifically by flower and anti-nitration reaction
For, organic nitrogen in waste water, inorganic nitrogen etc. are first first converted into ammonia nitrogen by ammonifiers, then in nitrosation under aerobic condition
Programming nitrate nitrogen under the effect of bacterium and nitrifier, this process is referred to as aerobic nitrification, the most under anoxic conditions, by denitrifying bacterium
Effect, and have additional carbon to provide energy, make nitrate-nitrogen reduction become nitrogen to escape from waste water.Dephosphorization is to be carried out by polyP bacteria
, utilize the polyP bacteria in waste water under anaerobic by constraining, and discharge internal phosphate, produce energy in order to inhale
Receive fast degradation Organic substance, and be converted into poly-B hydroxybutyric acid and store.Just degrade body when these polyP bacterias enter aerobic condition
The poly-B hydroxybutyric acid of interior storage produces energy, the phosphorus dissolved in the synthesis and excessive consumption waste water of cell, thus reaches dephosphorization
Purpose.
In the inventive method, Rural Waste Water is collected through sewage conduct and is converged into waste water station, and waste water removes suspension through grid
Grain thing, then flows into regulating reservoir, carries out the adjustment of water quality and quantity；From regulating reservoir output waste water successively through Aerobic Pond, sand filter,
Anaerobic pond, thickened sludge tank, flocculation filtration pond, activated carbon adsorber, by the removable Organic substance of Aerobic Pond and carry out ammonia nitrogen
Nitrification, filters out in sand filter, in anaerobic pond, the polyP bacteria release phosphorus in waste water, enters one in thickened sludge tank
Walk sloughs ammonia nitrogen and phosphorus, and the microorganism in sludge concentrating pot can have strong adsorptivity simultaneously make the removal of organic pollution
With, then through filtration film device, after the water outlet that obtains of aeration can reach the standard of discharge.
The method of the present invention can administer Rural Waste Water so that discharges after pollutant in waste water are up to standard again, protects peasant
Living environment.
It is obvious to a person skilled in the art that the invention is not restricted to the details of above-mentioned one exemplary embodiment, Er Qie
In the case of the spirit or essential attributes of the present invention, it is possible to realize the present invention in other specific forms.Therefore, no matter
From the point of view of which point, all should regard embodiment as exemplary, and be nonrestrictive, the scope of the present invention is by appended power
Profit requires rather than described above limits, it is intended that all by fall in the implication of equivalency and scope of claim
Change is included in the present invention.
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. a method for treating rural wastewater, it is characterised in that comprise the following steps；
(1) waste water is carried out pretreatment, and carry out aeration, precipitation process；
(2) waste water processed step (1) enters regulating reservoir, adds sodium hydroxide regulation pH value to neutral；
(3) waste water discharged from regulating reservoir sequentially passes through Aerobic Pond, sand filter, anaerobic pond complete nitrification and the biological oxygen consumption of ammonia nitrogen
The degraded of amount；
(4) thickened sludge tank, flocculation filtration pond, activated carbon adsorber are sequentially entered again, described dense by the process of step (3)
In contracting sludge tank, microorganism in waste water and thickened sludge tank and the strong adsorptivity effect of mud are to remove organic pollution；
(5) by step (4) processed waste water through filtration film device, after aeration.
Method for treating rural wastewater the most according to claim 1, it is characterised in that pretreatment operation in described step (1)
Step is to remove the bulky grain thing in waste water and float by grid.
Method for treating rural wastewater the most according to claim 1, it is characterised in that pacify in regulating reservoir in described step (2)
Equipped with high speed agitator.
Method for treating rural wastewater the most according to claim 1, it is characterised in that in described step (3), Aerobic Pond adds
It is attached with the filler of degradation bacteria and nitrifier.
Method for treating rural wastewater the most according to claim 1, it is characterised in that set on the filler in described step (3)
There is the fluid bed that multiple microorganism adsorption grows.
Method for treating rural wastewater the most according to claim 1, it is characterised in that return in sand filter in described step (3)
The liquid of stream, enters back into Aerobic Pond and is circulated process.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610749417.7A CN106219883A (en) | 2016-08-28 | 2016-08-28 | Method for treating rural wastewater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610749417.7A CN106219883A (en) | 2016-08-28 | 2016-08-28 | Method for treating rural wastewater |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106219883A true CN106219883A (en) | 2016-12-14 |
Family
ID=57554984
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610749417.7A Pending CN106219883A (en) | 2016-08-28 | 2016-08-28 | Method for treating rural wastewater |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106219883A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109956639A (en) * | 2019-05-04 | 2019-07-02 | 刘军林 | A kind of lavatory waste sanitary wastewater integral treatment method |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100217358B1 (en) * | 1994-07-15 | 1999-10-01 | 김윤 | Process for the biological removal of nitrogen and phosphorus |
| BG108670U (en) * | 2004-04-06 | 2005-10-31 | Иван СЯКОЛОВ | Treatament module with mobile wall in a single-chamber aeration tank |
| CN1944293A (en) * | 2006-10-30 | 2007-04-11 | 江明辉 | Deeply sewage treating method and its device without mud discharging |
| CN102775021A (en) * | 2012-07-25 | 2012-11-14 | 华南理工大学 | Method of advanced treatment of high concentration phosphorus sewage and recycling of phosphorus |
| CN105110565A (en) * | 2015-09-10 | 2015-12-02 | 济南兄弟环保科技有限公司 | Treatment method for slaughter wastewater |
-
2016
- 2016-08-28 CN CN201610749417.7A patent/CN106219883A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100217358B1 (en) * | 1994-07-15 | 1999-10-01 | 김윤 | Process for the biological removal of nitrogen and phosphorus |
| BG108670U (en) * | 2004-04-06 | 2005-10-31 | Иван СЯКОЛОВ | Treatament module with mobile wall in a single-chamber aeration tank |
| CN1944293A (en) * | 2006-10-30 | 2007-04-11 | 江明辉 | Deeply sewage treating method and its device without mud discharging |
| CN102775021A (en) * | 2012-07-25 | 2012-11-14 | 华南理工大学 | Method of advanced treatment of high concentration phosphorus sewage and recycling of phosphorus |
| CN105110565A (en) * | 2015-09-10 | 2015-12-02 | 济南兄弟环保科技有限公司 | Treatment method for slaughter wastewater |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109956639A (en) * | 2019-05-04 | 2019-07-02 | 刘军林 | A kind of lavatory waste sanitary wastewater integral treatment method |
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| C06 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20161214 |
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| RJ01 | Rejection of invention patent application after publication |