CN1241539A - Natural sewage decontaminating and reusing method - Google Patents
Natural sewage decontaminating and reusing method Download PDFInfo
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- CN1241539A CN1241539A CN98102859A CN98102859A CN1241539A CN 1241539 A CN1241539 A CN 1241539A CN 98102859 A CN98102859 A CN 98102859A CN 98102859 A CN98102859 A CN 98102859A CN 1241539 A CN1241539 A CN 1241539A
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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
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/10—Biological treatment of water, waste water, or sewage
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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
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/30—Wastewater or sewage treatment systems using renewable energies
- Y02W10/37—Wastewater or sewage treatment systems using renewable energies using solar energy
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- Purification Treatments By Anaerobic Or Anaerobic And Aerobic Bacteria Or Animals (AREA)
Abstract
Sewage is treated through filtering, aeration biont treatment, plant purifying treatment and clear water treatment to eliminate the suspension, harmful matter and pigment. The aeration biont pool is equipped with aeration nozzles to supply oxygen for algae to grow, and the plant purifying pool and the clear water pool for further purification have cross-cross grooves for algae and other plant to grow and rectangular hopper units to exhaust precipitated pollutant at the bottom. The present invention treats sewage through biological process rather than chemical process and thus has low cost and no secondary pollution.
Description
The present invention relates to a kind of effluent purification method, particularly natural sewage decontaminating and reusing method.
Effluent purification method is a lot, utilize biology, chemical physics to handle and achieve good results, for example disclosed in the Chinese patent authorization notification number 1045727 about silk mill's scrap material waste treatment process, at first handle the high scrap material waste of organic concentration with algae, carry out chemical treatment with zinc sulfate, ferrous sulfate, carry out physical treatment with gac again, regenerator is selected sodium hydroxide for use.Its technical process is simple, facility investment is few, and floor space is little, running expense is low.Adopt chemical preparations to handle in the aforesaid method, but chemical preparations need often consumption, has increased treatment cost.In order to quicken sedimentation, use mechanical rotation formula aeration device sometimes, with hypoxgia in the additional sewage, but mechanical rotation formula oxygenation noise is bigger, be unfavorable for the concentrated expansion of suspended substance, so sedimentation is slow, and effect is not satisfactory.
The invention provides a kind of natural style sewage purification method, its aerating apparatus noise is low, the oxygen-transfer efficiency height, sedimentation is quick, do not use chemicals, electrification not substantially is by in addition specifically utilization of the natural law, except that the advantage that technical process is simple, floor space is little with above-mentioned open method, facility investment still less, running expense is lower, can environmental pollution in treating processes, reclaim the cycle industrial water, and can improve environment.
The inventive method realizes by following technical scheme.It is to utilize natural condition, and with microorganism in the water and plant aeration oxygenation, ramp at normal temperatures breeding delays in the very long distance progressively the in addition sedimentation of the suspended substance in the sewage, pigment, objectionable impurities at current, absorbs and disappears, and water is purified.This process comprises handles sewage water filtration, aeration and biological, and plant purification processing, clear water are handled.First the sewage of intending handling through screen filtration, undersized effluent stream is carried out aeration and biological and is handled to the aeration tank, aerating apparatus oxygen supply in sewage is housed in the aeration tank causes wave eddy current and eddy flow, and formation wave ripple post net, in sewage, place biological bacteria and algae bacterium, enough oxygen is arranged in the sewage, solar radiation is bred two bacterium rapidly in addition, suspended substance is subjected to the impact of wave in the sewage, and two bacterium of rapid breeding and suspended substance bonding enlarge and its air that is deposited to basin bottom is lacked the district and death.Processed water flows into the plant purification treating pond and carries out the plant purification processing, and certain depth has waterplant algae and breeding that the algae bacterium is arranged by plant-growth principle kind in this pond, further water is purified by plant and algae bacterium.Then processed water is introduced clean water basin and carried out clear water and handle, plant in clean water basin and be implanted with waterplant and breed fish, the filtration by plant and fish absorbs, and further purifies water, and fish can produce that gas ripple post can disseminate algae again and for viewing and admiring.In scavenging process, sewage is finished sewage purification and is reclaimed circulation by the eddy current wave rolling lentamente of flow impulsion nature.
Do concrete introduction with embodiment below.
Fig. 1,2 is the system diagram of the inventive method,
Fig. 3 is the X-X sectional view among Fig. 1,
Fig. 4 is the Y-Y sectional view among Fig. 2,
Fig. 5 be K among Fig. 3 to view (aerating apparatus is not shown),
As Fig. 1,2 is the system diagram of present method, among Fig. 1, the sewage in the overflow groove 1 after inclined sieve 2 filters, through limbers passage 3 overflows, the plant purification pond 15 in aeration tank 5, Fig. 2, clean water basin 23 subsiding and purifyings.Booster aerator 6 is housed through pipeline 8 aeration head 9 oxygen supplys in the pond in aeration tank 5, settled dirt is discharged in the raw material pond for recovering 31 through blowdown piping 13 usefulness pumps 14.Blowdown piping 13 comprises the blow-off pipe 13A that is arranged in Fig. 1 aeration tank 5, is arranged in the treating pond 15 of Fig. 2 and each blow-off pipe 13B and 13C of clean water basin 23.
As Fig. 1, shown in 2, at first sewage to be processed is guided to the three layer screen cloth of overflow groove 1 through inclined sieve 2, with the raw material block in the sewage, foreign material sift out to raw material withdrawal groove 4, and be recovered in the raw material pond for recovering 31, the sewage that is filtered 10 enters aeration tank 5 by square limbers passage through entering the mouth through limbers passage 3, as Fig. 3, the aerating apparatus that is equipped with in the aeration tank 5 by flow design comprises that several aeration heads 9 are positioned at certain depth place, underwater, each aeration head 9 comprises upper cover 92, lower cover 94 and air chamber 95, this gas chamber outer wall 93 is contained in and is tubular between upper cover 92 and the lower cover 94, form by the carborundum powder compacting, be covered with micro-hole on the wall, upper cover 92 tops have ventilating joint 91, and link to each other with the supply air line 6A of booster aerator 6 among Fig. 1.The top of air-supply duct 6A is equipped with the automatic control table 7 of oxygen and is used for measuring the oxygen supply situation that shows.Growth algae bacterium such as moss in aeration tank 5, biological bacteria be as biting the pigment bacterium, is used for sedimentation suspended substance and eliminate color in the water.Particularly in the paper-making industry, wheat straw, straw, the excessive blackyellow sewage of leaf of bamboo class pigment isoconcentration, the pigment bacterium is respond well with biting.Produce bubble formation ripple post barriers and eddy flow by aeration head 9 and prolong flow process and the time of water and make enough oxygen is arranged in the sewage, make the very fast growth and breeding of plant bacterium and biological bacteria, and concentrate expansion rapidly, sink to anaerobic district death at the bottom of the pond with suspended substance.Pond Bottom Shape such as Fig. 3,5, the unit formation of serving as reasons several rectangular funnel shapes, after settled suspended substance is fallen, can be slipped to funnel bottom centre of form place along the scarp 12 of funnel, blow-off pipe 13A along continuous straight runs is by each funnel bottom centre of form place, and has sewage draining exit 13a at this centre of form place and be used to get rid of sediment, need reclaim as sediment, then blowdown piping 13 sediment that will reclaim through residual sea water pump 14 is expelled to feed reservoir 31, otherwise dispatch to waste tank (not shown) is handled.As Fig. 1, Fig. 2 processed water through the relief outlet 11 of aeration tank 5 in admission port 16 flow into plant purification pond 15, as Fig. 4, the underwater certain depth is provided with the plant groove of arranging in length and breadth 18 by the plant-growth principle in this pond, plantation waterplant and breeding algae bacterium in this groove.Waterplant is an algae, bundle dish grass, Herba Limnophilae Aromaticae, the pasture and water class plant that sewage disposal is worked that localities such as little reed are suitable, the plant bacterium can be moss, make a lot of vegetation zone from level to level be subjected to sunlight, the photosynthesis of temperature constantly absorbs discharging, cause the flowing time of filtrating area and prolongation current to produce increase oxygen, make suspended substance in the water, pigment, the further sedimentation of harmful object, absorb and disappearance, reach to purify and reclaim the circulation purpose, the pond bottom structure and the aeration tank 5 in this pond are basic identical, settled material by this blow-off pipe 13B from opening part 13b sucking-off through residual sea water pump 14 charging feed pond 31 or waste tanks.As Fig. 2, processed water enters into clear water settling bowl 23 through relief outlet 17, inlet 24, this pool structure is identical with plant purification pond 15, in this pond except that in plant groove 26 plantation waterplant, in water, also can breed fish to disseminate plant algae bacterium, eat nuisance and beautifying the environment, the water of purification flow out from relief outlet 25 and enter the waste water treatment and reclamation circulatory pool and reuse and discharge.All are the square-section with the channel that is connected in each pond, make the out-of-date generation turbulent flow of effluent stream, and extended flowing time and distance help sedimentation.Sewage sluggish flow in the pond carries out sedimentation, in the aeration tank 5, time of plant purification pond 15, clear water treating pond 23 experience, to be respectively 10,6,8 hours water yields be 24 hours wastewater discharge summation.The inventive method is suitable for the sewage disposal of industries such as handling grain, starch, brewage, butcher, also be applicable to the sewage recycling use of industries such as papermaking, chemical industry, coal exploitation, during running, workflow is by the water drop impulsion, need not to add chemicals, lean on natural functions and pool construction and device to keep sedimentation, respond well.Dispose of sewage with present method, every cubic metre is about 0.15-0.25 unit and environmentally safe, than reducing processing cost with chemical treatment sewage greatly and reducing other expense.
In sum, the inventive method adopt in sullage rotational flow wave sluggish flow aeration in addition handle and bacterium processing of biological bacteria algae and plant treatment and adopt settling bowl at the bottom of special funnel-shaped structure with the pipeline sucking-off of settled dirt.Do not use chemicals to reduce cost in the running, and keep circulating benignly, except that oxygenation and suction during dirt with electric pump, the entire treatment process is simply without electric power operation, its flocculation is all undertaken by the natural law with sedimentation, nonpollution environment in treating processes, and facility investment is few, floor space is little, and running expense is low.During the operation of this method for purifying and recovering, the aeration tank is not less than 8 ℃, and to guarantee the biological bacteria breeding, treating pond, clean water basin are not less than 1 ℃, guarantee algae existence.In addition, manually fixed cycle operator and full automatic control of air feed and blowdown.
Claims (10)
1, natural sewage decontaminating and reusing method is characterized in that: with sewage after filtration, aeration and biological processing, plant purification processing and clear water are handled; In the aeration and biological treating pond aerating apparatus is housed, also breeding has biological bacteria and algae bacterium; Plantation waterplant and breeding algae bacterium in the plant purification pond; Plantation waterplant and breeding fish in the clear water treating pond.
2, natural sewage decontaminating and reusing method according to claim 1 is characterized in that: described biological bacteria is for biting the pigment bacterium, and the algae bacterium is a moss, and waterplant is algae, Zha Caicao, Herba Limnophilae Aromaticae, little reed.
3, natural sewage decontaminating and reusing method according to claim 1 is characterized in that: described sewage flows in the aeration and biological treating pond and flow in the plant purification pond through 9-11 hour, flow in the clear water treating pond through 5-7 hour, flows out through 7-9 hour.
4, natural sewage decontaminating and reusing method according to claim 1 is characterized in that: described filtration is that sewage is filtered through three layers of inclined type sieve.
5, natural sewage decontaminating and reusing method according to claim 1, it is characterized in that: described aerating apparatus comprises that several aeration heads are positioned at below the sewage water surface, each aeration head comprises upper cover, lower cover and air chamber wall, this air chamber wall is contained between upper cover and the lower cover, be tubular, be covered with little shape hole on the wall, the ventilating joint at upper cover top links to each other with the supply air line of booster aerator.
6, natural sewage decontaminating and reusing method according to claim 1, it is characterized in that: constitute by several rectangular funnel shape unit at the bottom of the pond of described aeration and biological treating pond, plant purification treating pond, clear water treating pond, each blow-off pipe horizontal direction is by each funnel bottom, at funnel bottom centre of form place, this blow-off pipe has sewage draining exit.
7, natural sewage decontaminating and reusing method according to claim 1 is characterized in that: have the plant groove below the water surface in described plant purification pond and clear water treating pond, serike and breeding algae bacterium in this plant groove.
8, natural sewage decontaminating and reusing method according to claim 1 is characterized in that: the cross section of the connection channel between described each pond is a rectangle.
9, natural sewage decontaminating and reusing method according to claim 1 is characterized in that: described aeration and biological treating pond, plant purification pond and clear water treating pond and plant groove are constructed by cement and are formed.
10, natural sewage decontaminating and reusing method according to claim 1 is characterized in that: described air chamber wall is formed by the carborundum powder compacting, has been covered with micro-hole on the wall.
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CN98102859A CN1241539A (en) | 1998-07-14 | 1998-07-14 | Natural sewage decontaminating and reusing method |
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CN98102859A CN1241539A (en) | 1998-07-14 | 1998-07-14 | Natural sewage decontaminating and reusing method |
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Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101328000B (en) * | 2008-07-25 | 2010-06-02 | 浙江大学宁波理工学院 | Method for lichenism system purification and short-term contact oxidation comprehensive processing sewerage |
CN103043849A (en) * | 2012-11-27 | 2013-04-17 | 遵义市遵华纸业有限公司 | Method for recycling wastewater from papermaking without discharging |
CN103800926A (en) * | 2013-12-17 | 2014-05-21 | 杨亮月 | Ethylene oxide sterilizing and exhaust gas zero-emission treatment system |
CN106007287A (en) * | 2016-07-13 | 2016-10-12 | 无锡派乐科技有限公司 | Microwave-type sludge treatment device |
CN106477814A (en) * | 2016-10-28 | 2017-03-08 | 商洛学院 | A kind of ecological energy sewage disposal system |
CN109534490A (en) * | 2019-01-16 | 2019-03-29 | 林方杰 | A kind of high-concentration organic wastewater treatment device |
CN111035988A (en) * | 2019-12-18 | 2020-04-21 | 佛山科学技术学院 | Water body filtering device |
-
1998
- 1998-07-14 CN CN98102859A patent/CN1241539A/en active Pending
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101328000B (en) * | 2008-07-25 | 2010-06-02 | 浙江大学宁波理工学院 | Method for lichenism system purification and short-term contact oxidation comprehensive processing sewerage |
CN103043849A (en) * | 2012-11-27 | 2013-04-17 | 遵义市遵华纸业有限公司 | Method for recycling wastewater from papermaking without discharging |
CN103800926A (en) * | 2013-12-17 | 2014-05-21 | 杨亮月 | Ethylene oxide sterilizing and exhaust gas zero-emission treatment system |
CN106007287A (en) * | 2016-07-13 | 2016-10-12 | 无锡派乐科技有限公司 | Microwave-type sludge treatment device |
CN106477814A (en) * | 2016-10-28 | 2017-03-08 | 商洛学院 | A kind of ecological energy sewage disposal system |
CN109534490A (en) * | 2019-01-16 | 2019-03-29 | 林方杰 | A kind of high-concentration organic wastewater treatment device |
CN111035988A (en) * | 2019-12-18 | 2020-04-21 | 佛山科学技术学院 | Water body filtering device |
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