CN102603091A - Sewage treatment system - Google Patents
Sewage treatment system Download PDFInfo
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- CN102603091A CN102603091A CN201110021941XA CN201110021941A CN102603091A CN 102603091 A CN102603091 A CN 102603091A CN 201110021941X A CN201110021941X A CN 201110021941XA CN 201110021941 A CN201110021941 A CN 201110021941A CN 102603091 A CN102603091 A CN 102603091A
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Abstract
The invention discloses a sewage treatment system, comprising a device for mixing, hoisting and advanced oxidation of waste water, a device for coagulating, sedimenting and treating sludge, a device for anion exchange processing, and a treatment device with combined ultrafiltration and reverse osmosis membrane. These four devices are connected via pipes in turn. The device for mixing, hoisting and advanced oxidation of waste water comprises an advanced oxidation tank that comprises a tank body, a water inlet pipe, a gas inlet pipe and a pneumatic-hydraulic device. In the tank body, a contact ball for gas/liquid contact is arranged. The device for coagulating, sedimenting and treating sludge comprises a coagulation and sedimentation device that comprises a mixing reactor and a coagulation reaction tank. The mixing reactor is internally provided with a screen board for generating jet streams; and the coagulation reaction tank is internally provided with a baffle for generating vortexes. The sewage treatment system can fully oxidize organic pollutants at a pretreatment part and completely sediment suspensions to ensure normal operation of follow-up membrane treatment, so that the efficiency of the whole sewage treatment system is improved.
Description
Technical field
The present invention relates to a kind of coked waste water process field, be specifically related to a kind of Sewage treatment systems.
Background technology
WWT (sewage treatment, wastewater treatment): be the water quality requirement that makes sewage reach a certain water body of draining or reuse, and to its process that purifies.WWT is widely used in building, agricultural, and every field such as traffic, the energy, petrochemical industry, environmental protection, urban look, medical treatment, food and drink are also come into common people's daily life more and more.
Press the sewage source classification, WWT generally is divided into production waste and handles and sanitary sewage disposal.Production waste comprises industrial sewage, rural sewage and medical sewage etc., and industrial sewage wherein such as coking chemical waste water comprise: 1. floating and the big or small solid particulate that suspends; 2. gluey and gel diffusate; 3. pure solution.
At present, in the Treatment of Coking Effluent reuse process, all adopt the combination embrane method; Generally only adopt ultrafiltration to add the treatment process of r-o-, pre-processing device just adopts quartz sand filtration and activated carbon filtration, because the suspended substance in the water inlet is more; Cause the load of quartz sand filtration device excessive, contain more organic pollutant in the water inlet pipe simultaneously, activated charcoal filter is saturated easily; And the replacement cost of gac is very high, and adsorption effect is unstable, and preprocessing part can not normal and stable move; Thereby make the film surface stop up, directly influence the carrying out that subsequent technique is handled.
Therefore, a kind of preprocessing part can normal and stable move, and fully the oxidation organic pollutant can carry out abundant sedimentation to suspended substance simultaneously, improves the Sewage treatment systems of wastewater treatment ability and demands urgently proposing.
Summary of the invention
For solving the problems of the technologies described above, the object of the present invention is to provide a kind of preprocessing part normal and stable to move, fully the oxidation organic pollutant can carry out abundant sedimentation to suspended substance simultaneously, improves the Sewage treatment systems of wastewater treatment ability.
For achieving the above object; Technical scheme of the present invention is following: the disorderly system of a kind of WWT; Comprise waste water mixed lifting and advanced oxidation equipment; Coagulating sedimentation and sludge disposal equipment, anionresin treatment facility and ultrafiltration and reverse osmosis membrane combined treatment equipment, said four equipment link to each other through pipeline successively;
Said waste water mixed lifting and advanced oxidation equipment comprise the advanced oxidation retort; Said advanced oxidation retort comprises tank body, water inlet pipe, inlet pipe and gas-liquid linkage system; In said tank body, be provided with the contact ball that is used for gas-to-liquid contact; Said water inlet pipe is installed on said tank body top, and it is distolateral that said inlet pipe is installed on said tank base;
Said coagulating sedimentation and sludge disposal equipment comprise coagulation-sedimentation equipment; Said coagulation-sedimentation equipment comprises mixing reactor and coagulation reaction tank; Be provided with the web plate that is used to produce torrent in the said mixing reactor, be provided with the baffle plate that is used to produce vortex in the said coagulation reaction tank.
Preferably; Said gas-liquid linked device comprises automatic control device, pressure transmitter and two valve systems; Said two valve systems are installed on respectively on said water inlet pipe and the said inlet pipe; Said valve system is electrically connected with said automatic control device, and said automatic control device is electrically connected with said pressure transmitter.
Preferably, said mixing reactor is horizontal, and said web plate comprises circular web plate and semicircle web plate, and said circular web plate is arranged at the two ends of said mixing reactor, and said semicircle web plate is arranged alternately the both sides up and down in said mixing reactor.
Preferably, said baffle plate is a corrugated, and said baffle plate is arranged alternately the left and right sides in said coagulation reaction tank.
Preferably, said contact ball is that multiaspect is spherical.
Preferably, said valve system is SV or vacuum breaker.
Preferably; Said waste water mixed lifting and advanced oxidation equipment comprise equalizing tank, lift pump and ozonizer; Said coagulating sedimentation and sludge disposal equipment also comprise strainer; Said anionresin treatment facility comprises anion exchanger, and said ultrafiltration and reverse osmosis membrane combined treatment equipment comprise ultra-filtration membrane main frame and reverse osmosis membrane main frame.
Adopt the beneficial effect of present technique scheme to be: a kind of Sewage treatment systems; Comprise waste water mixed lifting and advanced oxidation equipment; Coagulating sedimentation and sludge disposal equipment, anionresin treatment facility and ultrafiltration and reverse osmosis membrane combined treatment equipment, said four equipment link to each other through pipeline successively;
Said waste water mixed lifting and advanced oxidation equipment comprise the advanced oxidation retort; Said advanced oxidation retort comprises tank body, water inlet pipe, inlet pipe and gas-liquid linkage system; In said tank body, be provided with the contact ball that is used for gas-to-liquid contact; Said water inlet pipe is installed on said tank body top, and it is distolateral that said inlet pipe is installed on said tank base;
Said coagulating sedimentation and sludge disposal equipment comprise coagulation-sedimentation equipment; Said coagulation-sedimentation equipment comprises mixing reactor and coagulation reaction tank; Be provided with the web plate that is used to produce torrent in the said mixing reactor, be provided with the baffle plate that is used to produce vortex in the said coagulation reaction tank.
Adopt the above-mentioned Sewage treatment systems that provides; At preprocessing part, utilize the said advanced oxidation retort that is built-in with the contact ball, increased the area of gas-to-liquid contact; Also increased the time of gas-to-liquid contact; Gas-liquid linked device makes the amount of air inlet and water inlet maintain steady state value simultaneously, has improved the efficient of oxidizing reaction with this, thereby improves the efficient of entire sewage treatment system; Utilize above-mentioned coagulation-sedimentation equipment, adopt web plate to make current produce torrent, mix, increase flocculating settling,, further improved the efficient of flocculating settling through the effect of baffle plate with turbulent water; Through the effect of above-mentioned two devices, make the abundant oxidation of organic pollutant of preprocessing part, the abundant sedimentation of suspended substance, thereby normally carrying out of having guaranteed that subsequent film handles, and then improved the efficient of entire sewage treatment system.
Description of drawings
In order to be illustrated more clearly in the technical scheme in the embodiment of the invention technology; To do to introduce simply to the accompanying drawing of required use in the embodiment technical description below; Obviously, the accompanying drawing in describing below only is some embodiments of the present invention, for those of ordinary skills; Under the prerequisite of not paying creative work, can also obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the structural representation of the embodiment of a kind of Sewage treatment systems of the present invention;
Fig. 2 is the structural representation of a kind of Sewage treatment systems embodiment advanced oxidation of the present invention retort;
Fig. 3 is the structural representation of a kind of Sewage treatment systems embodiment coagulation-sedimentation equipment of the present invention.
The numeral corresponding component title represented among the figure with letter:
1. advanced oxidation retort 11. tank bodies 12. water inlet pipes 13. inlet pipe 14. contact balls 2. coagulation-sedimentation equipments 21. mixing reactors 211. circular web plate 212. semicircle web plate 22. coagulation reaction tank 221. baffle plates
Embodiment
To combine the accompanying drawing in the embodiment of the invention below, the technical scheme in the embodiment of the invention is carried out clear, intactly description, obviously, described embodiment only is the present invention's one apparatus embodiments, rather than whole embodiment.Based on the embodiment among the present invention, those of ordinary skills are not making the every other embodiment that is obtained under the creative work prerequisite, all belong to the scope of the present invention's protection.
The invention provides and a kind ofly can carry out abundant sedimentation to suspended substance simultaneously, improve the Sewage treatment systems of wastewater treatment ability at the abundant oxidation organic pollutant of preprocessing part.
Embodiment,
Like Fig. 1, like Fig. 2 and as shown in Figure 3; A kind of Sewage treatment systems comprises waste water mixed lifting and advanced oxidation equipment, coagulating sedimentation and sludge disposal equipment; Anionresin treatment facility and ultrafiltration and reverse osmosis membrane combined treatment equipment, said four equipment link to each other through pipeline successively; Said waste water mixed lifting and advanced oxidation equipment comprise equalizing tank, lift pump and ozonizer; Said coagulating sedimentation and sludge disposal equipment also comprise strainer; Said anionresin treatment facility comprises anion exchanger; The part inorganic salt in the waste water are removed in displacement, and make relevant ions in system, circulate and can not cause the ionic accumulation, thus the normal operation of the system of assurance; Said ultrafiltration and reverse osmosis membrane combined treatment equipment comprise ultra-filtration membrane main frame and reverse osmosis membrane main frame.
Said waste water mixed lifting and advanced oxidation equipment also comprise advanced oxidation retort 1; Said advanced oxidation retort comprises tank body 11, water inlet pipe 12, inlet pipe 13 and gas-liquid linkage system; In said tank body, be provided with the contact ball 14 that is used for gas-to-liquid contact; Said contact ball 14 is that multiaspect is spherical, and said water inlet pipe 12 is installed on said tank body 11 tops, and it is distolateral that said inlet pipe 13 is installed on said tank body 11 bottoms.
Said gas-liquid linked device comprises automatic control device (not shown), pressure transmitter (not shown) and two SV (not shown); Said two SVs are installed on respectively on said water inlet pipe 12 and the said inlet pipe 13; Said SV is electrically connected with said automatic control device, and said automatic control device is electrically connected with said pressure transmitter.
Adopt above-mentioned advanced oxidation retort 1, the contact ball 14 through gas-to-liquid contact makes water body form water membrane on contact ball 14 surfaces, and gas moves from bottom to top; Through contact ball 14 time, movement velocity slows down, and contacts with moisture film; Carry out oxidizing reaction; Increased the area of oxidizing reaction, prolonged the time of oxidizing reaction, the organic pollutant in the sewage has been carried out abundant oxidation.
Simultaneously, utilize described gas-liquid linked device, make the air input and the ratio of flooding quantity maintain a steady state value; Make to keep constant voltages in the tank body 11, when the pressure in pressure transmitter detects tank body 11 is lower than steady state value, signal is passed to automatic control device; The SV of automatic control device control linkage on said inlet pipe 13; This SV valve is opened slightly bigger, will be connected in the SV on the said water inlet pipe 12 simultaneously, close this SV valve smaller slightly; When the pressure in pressure transmitter detects tank body 11 is higher than steady state value; Signal is passed to automatic control device; Said automatic control device is again through regulating two SVs, with pressure-controlling in constant scope, thereby make the amount of air inlet and feed liquor maintain steady state value; Promote the carrying out of oxidizing reaction to a certain extent, improved the efficient that total system is disposed of sewage.
Said coagulating sedimentation and sludge disposal equipment also comprise coagulation-sedimentation equipment 2; Said coagulation-sedimentation equipment comprises mixing reactor 21 and coagulation reaction tank 22; Said mixing reactor 21 is horizontal, is provided with the web plate that is used to produce torrent in the said mixing reactor 21, and said web plate comprises circular web plate 211 and semicircle web plate 212; Said circular web plate is arranged at the two ends of said mixing reactor 21, and said semicircle web plate 212 is arranged alternately the both sides up and down in said mixing reactor 21; Be provided with the baffle plate 221 that is used to produce vortex in the said coagulation reaction tank 22, said baffle plate is a corrugated, and said baffle plate is arranged alternately the left and right sides in said coagulation reaction tank.
Adopt above-mentioned coagulation-sedimentation equipment 2; Through web plate and undulatory baffle plate are set; Increased contacting of flocculation agent and suspended substance, made it the sedimentation degree and reach maximum, thereby effectively sedimentation makes preprocessing part steady running; Thereby can not cause the film surface to stop up, and then directly facilitate ultra-filtration membrane and r-o-normally to move.
The technical process of present embodiment is: add oxygenant at the lifting exit of pump; Oxygenant gets in the jar from advanced oxidation reacting tank body 1 top behind exit of pump pipeline section and water thorough mixing and is evenly distributed; Fully contact and react for 14 layers at the gas-to-liquid contact ball with ozone gas from bottom to top; Under the mixing effect of ozone and oxygenant,, reach the peak of oxidation with the abundant oxidation of organic pollutant in the tank body 11.Gas-liquid linked device is set in tank body 11, and inlet pipe 13 is provided with SV with water inlet pipe 12, realizes the interlock of water inlet and air inlet.Through the sewage of ozone oxidation from advanced oxidation retort 1 the bottom discharge, get into coagulating equipment 2.
Water inlet at mixing reactor 21 adds flocculation agent, and water produces torrent through web plate, makes that the suspended substance in the sewage mixes with the flocculation agent of adding; Through coagulation reaction tank 22, sewage and flocculation agent flow in said coagulation reaction tank with the S type, simultaneously again; Through corrugated baffle the time; Produce tiny vortex, thereby directly increased the frequency of exposure of particulate, effectively improve coagulation effect.
Again the sewage behind the coagulation is fed efficient sedimentation tank; The mud that settling system produces; At first be deposited in the bucket (not shown); Regularly open valve to sludge thickener and become mud cake outward transport to handle by sludge sump through the press filtration of pump delivery to plate-and-frame filter press again, the supernatant of sludge thickener through pump delivery to equalizing tank.
And the supernatant of efficient sedimentation tank flows into clean water basin, gets into anion exchanger through fresh water pump through strainer again, and corresponding mineral ion is removed in displacement, and the water after the displacement gets into ultrafiltration and reverse osmosis membrane combined treatment part.
The ultrafiltration concentrate recirculation gets into biochemical equalizing tank, and reverse osmosis produced water gets into and produces the pond reuse, and reverse osmosis concentrated water part after further handling enters to produce the pond, another part discharging.
Valve system among the present invention can also be a vacuum breaker except being the SV, and embodiment is decided with particular case, and the present invention does not do any qualification, is main can realize the present invention.
Description through the invention described above technical scheme; Its beneficial effect is: a kind of Sewage treatment systems; Comprise waste water mixed lifting and advanced oxidation equipment; Coagulating sedimentation and sludge disposal equipment, anionresin treatment facility and ultrafiltration and reverse osmosis membrane combined treatment equipment, said four equipment link to each other through pipeline successively;
Said waste water mixed lifting and advanced oxidation equipment comprise advanced oxidation retort 1; Said advanced oxidation retort 1 comprises tank body 11, water inlet pipe 12, inlet pipe 13 and gas-liquid linkage system; In said tank body, be provided with the contact ball 14 that is used for gas-to-liquid contact; Said water inlet pipe 12 is installed on said tank body 11 tops, and it is distolateral that said inlet pipe 13 is installed on said tank body 11 bottoms;
Said coagulating sedimentation and sludge disposal equipment comprise coagulation-sedimentation equipment 2; Said coagulation-sedimentation equipment comprises mixing reactor 21 and coagulation reaction tank 22; Be provided with the web plate that is used to produce torrent in the said mixing reactor 21, be provided with the baffle plate 221 that is used to produce vortex in the said coagulation reaction tank.
Adopt the above-mentioned Sewage treatment systems that provides; At preprocessing part, utilize the said advanced oxidation retort 1 that is built-in with contact ball 14, increased the area of gas-to-liquid contact; Also increased the time of gas-to-liquid contact; Gas-liquid linked device makes the amount of air inlet and water inlet maintain steady state value simultaneously, has improved the efficient of oxidizing reaction with this, thereby improves the efficient of entire sewage treatment system; Utilize above-mentioned coagulation-sedimentation equipment, adopt web plate to make current produce torrent, mix, increase flocculating settling,, further improved the efficient of flocculating settling through the effect of baffle plate with turbulent water; Through the effect of above-mentioned two devices, make the abundant oxidation of organic pollutant of preprocessing part, the abundant sedimentation of suspended substance, thereby normally carrying out of having guaranteed that subsequent film handles, and then improved the efficient of entire sewage treatment system.
To the above-mentioned explanation of the disclosed embodiments, make this area professional and technical personnel can realize or use the present invention.Multiple modification to these embodiment will be conspicuous concerning those skilled in the art, and defined General Principle can realize under the situation that does not break away from the spirit or scope of the present invention in other embodiments among this paper.Therefore, the present invention will can not be restricted to these embodiment shown in this paper, but will meet and principle disclosed herein and features of novelty the wideest corresponding to scope.
Claims (7)
1. Sewage treatment systems; It is characterized in that, comprise waste water mixed lifting and advanced oxidation equipment, coagulating sedimentation and sludge disposal equipment; Anionresin treatment facility and ultrafiltration and reverse osmosis membrane combined treatment equipment, said four equipment link to each other through pipeline successively;
Said waste water mixed lifting and advanced oxidation equipment comprise the advanced oxidation retort; Said advanced oxidation retort comprises tank body, water inlet pipe, inlet pipe and gas-liquid linkage system; In said tank body, be provided with the contact ball that is used for gas-to-liquid contact; Said water inlet pipe is installed on said tank body top, and it is distolateral that said inlet pipe is installed on said tank base;
Said coagulating sedimentation and sludge disposal equipment comprise coagulation-sedimentation equipment; Said coagulation-sedimentation equipment comprises mixing reactor and coagulation reaction tank; Be provided with the web plate that is used to produce torrent in the said mixing reactor, be provided with the baffle plate that is used to produce vortex in the said coagulation reaction tank.
2. Sewage treatment systems according to claim 1; It is characterized in that; Said gas-liquid linked device comprises automatic control device, pressure transmitter and two valve systems; Said two valve systems are installed on respectively on said water inlet pipe and the said inlet pipe, and said valve system is electrically connected with said automatic control device, and said automatic control device is electrically connected with said pressure transmitter.
3. Sewage treatment systems according to claim 1; It is characterized in that; Said mixing reactor is horizontal; Said web plate comprises circular web plate and semicircle web plate, and said circular web plate is arranged at the two ends of said mixing reactor, and said semicircle web plate is arranged alternately the both sides up and down in said mixing reactor.
4. Sewage treatment systems according to claim 1 is characterized in that, said baffle plate is a corrugated, and said baffle plate is arranged alternately the left and right sides in said coagulation reaction tank.
5. Sewage treatment systems according to claim 1 is characterized in that, said contact ball is that multiaspect is spherical.
6. Sewage treatment systems according to claim 2 is characterized in that, said valve system is SV or vacuum breaker.
7. according to each described Sewage treatment systems of claim 1-6; It is characterized in that; Said waste water mixed lifting and advanced oxidation equipment comprise equalizing tank, lift pump and ozonizer; Said coagulating sedimentation and sludge disposal equipment also comprise strainer, and said anionresin treatment facility comprises anion exchanger, and said ultrafiltration and reverse osmosis membrane combined treatment equipment comprise ultra-filtration membrane main frame and reverse osmosis membrane main frame.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201110021941XA CN102603091A (en) | 2011-01-19 | 2011-01-19 | Sewage treatment system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110021941XA CN102603091A (en) | 2011-01-19 | 2011-01-19 | Sewage treatment system |
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| CN102603091A true CN102603091A (en) | 2012-07-25 |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102795729A (en) * | 2012-09-10 | 2012-11-28 | 浙江汉蓝环境科技有限公司 | Device and method for treating COD through compound precipitation |
| CN103395896A (en) * | 2013-08-05 | 2013-11-20 | 河海大学 | Water purification equipment of special medicament for removing hardness ions in underground water |
| CN109437432A (en) * | 2019-01-04 | 2019-03-08 | 杭州欣元印染有限公司 | A kind of method of printing-dying wastewater recycling system and fabric printing |
| CN110330161A (en) * | 2019-07-25 | 2019-10-15 | 刘衡 | A kind of equipment for being handled the waste water in brush filament or monofilament production |
| CN112591994A (en) * | 2020-12-10 | 2021-04-02 | 江门市新会中新造纸网厂有限公司 | Recovery system for papermaking white water |
| CN114180673A (en) * | 2020-09-14 | 2022-03-15 | 中国石油化工股份有限公司 | Membrane filtration reactor for hardness removal of sewage |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102795729A (en) * | 2012-09-10 | 2012-11-28 | 浙江汉蓝环境科技有限公司 | Device and method for treating COD through compound precipitation |
| CN103395896A (en) * | 2013-08-05 | 2013-11-20 | 河海大学 | Water purification equipment of special medicament for removing hardness ions in underground water |
| CN109437432A (en) * | 2019-01-04 | 2019-03-08 | 杭州欣元印染有限公司 | A kind of method of printing-dying wastewater recycling system and fabric printing |
| CN110330161A (en) * | 2019-07-25 | 2019-10-15 | 刘衡 | A kind of equipment for being handled the waste water in brush filament or monofilament production |
| CN114180673A (en) * | 2020-09-14 | 2022-03-15 | 中国石油化工股份有限公司 | Membrane filtration reactor for hardness removal of sewage |
| CN112591994A (en) * | 2020-12-10 | 2021-04-02 | 江门市新会中新造纸网厂有限公司 | Recovery system for papermaking white water |
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Effective date of abandoning: 20120725 |