CN105668921A - Device for processing bisphenol A wastewater in low-temperature environment and processing method thereof - Google Patents
Device for processing bisphenol A wastewater in low-temperature environment and processing method thereof Download PDFInfo
- Publication number
- CN105668921A CN105668921A CN201610022410.5A CN201610022410A CN105668921A CN 105668921 A CN105668921 A CN 105668921A CN 201610022410 A CN201610022410 A CN 201610022410A CN 105668921 A CN105668921 A CN 105668921A
- Authority
- CN
- China
- Prior art keywords
- bisphenol
- low temperature
- temperature environment
- filter material
- material layer
- 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
Links
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
- C02F2101/00—Nature of the contaminant
- C02F2101/30—Organic compounds
- C02F2101/34—Organic compounds containing oxygen
-
- 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
- C02F3/005—Combined electrochemical biological processes
-
- 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
Abstract
The invention belongs to the technical field of wastewater processing and relates to a device for processing bisphenol A wastewater in a low-temperature environment and a processing method thereof. The device is composed of an electro-biodegradation reaction tank, a magnetic enhanced biofilter and a dissolved-air water-distribution chamber which are arranged from top to bottom. In addition, a reflux unit composed of a return pipe and a reflux pump is also arranged. According to the invention, an anode strip (14) and a cathode bar (13) of the electro-biodegradation reaction tank, a spiral coil (11) and a slide resistor (10) are connected in series. The device of the invention has a simple and compact structure. By the device, the purpose of removing bisphenol A wastewater is achieved through physical, chemical and biological treatment under low-temperature condition.
Description
Technical field
The invention belongs to technical field of waste water processing, particularly relate to a kind of device processing bisphenol-A waste water under low temperature environment and processing method thereof.
Background technology
Bisphenol-A, also referred to as BPA, industrially bisphenol-A is used to the materials such as polycarbonate synthesis (PC) and epoxy resin. Just it is used to since the sixties manufacture coating inside plastics (milk) bottle, the cup with sucking device of child, Food & Drink (milk powder) tank. Every year, the produced worldwide 27,000,000 tons plastics containing BPA. But BPA can result in endocrine disturbance, threaten the health of fetus and child. The obesity that cancer and metabolic disturbance cause is recognized as relevant with this, simultaneously after bisphenol-A entered environment, aquatic organism, ecological device can be produced certain harm, cause water quality security. At present, result of study shows surface water, subsoil water, has even all detected bisphenol-A, the safety of serious threat ecological environment in drinking water. And the traditional waste water treatment process that one side is for the purpose of organics removal and nutrient substance can not remove it completely, cause receiving water body and excess sludge to receive the pollution on ground, and then affect urban water plant source water and quality of groundwater; On the other hand, the removal effect of bisphenol-A is not reached gratifying degree by conventional coagulation, precipitation, filtration handling technology of water supply. Therefore, seek a kind of new technique device degraded bisphenol-A water environment is had important practical significance.
Northern China very cold, winter-spring season water temperature is often down to 02 DEG C, and owing to water at low temperature viscosity is big, the amounts of particles contained is few, and the granule chance that collides is few, occurs the probability of coagulation to reduce; And owing to the water viscosity in hydration shell and severe increase, have impact on adhesiveness between granule, the hydrolysis of coagulant is had obvious impact by water temperature, temperature is low makes hydrolysis reaction slow down, affect coagulation effect, and low temperature and low turbidity water is unfavorable in water microbial growth, more affecting the removal of bisphenol-A in water environment, therefore the bisphenol-A processed under low temperature environment becomes a current difficult problem.
Electricity biological coupling technology is electrochemical reaction and microbial degradation to be coupled together in same reactor, play respective strong point each other, reach complementary and enhancement process effect purpose, degrade refractory organic by this technology, it is possible to be greatly improved the removal efficiency of refractory organic.Under this technique, bisphenol-A can be decomposed into biodegradable small organic molecule by electrocatalysis oxidation reaction, then utilizes biodegradation to become CO further2And H2O so that removal effect is greatly increased, therefore has better treatment effect with this technical finesse bisphenol-A.
Magnetic biological coupling technology is by magnetic reinforcement technique in same reactor, magnetic flocculation can effectively remove the turbidity in water, improve the removal pollutant ability of biofilter, cultivate magnetic microbe simultaneously, the degradation of organic substances of being further directed to property, thus realizing improving the removal efficiency of sewage, reduces equipment investment, floor space is little, it is easy to install on the spot. Can be little because of its winding coil resistance but be wound around the electromagnetic field produced only by coil, so causing that coil easily generates heat, energy dissipation, it is impossible to accomplish energy, resource.
The present invention utilizes electrochemical reaction in same reactor, magnetic reinforcement technique and three kinds of technology of biodegradation are degraded the bisphenol-A under low temperature environment, this device is not only by low for biodegradation processing cost, it is effective that electrochemical reaction decomposes bisphenol-A, the advantage that magnetic strength technical finesse float efficiency is high combines, and the heat that the spiral winding that can produce magnetic field in magnetic strengthization being reacted produces is delivered in water at low temperature, improve the temperature containing bisphenol-A sewage, the environment of suitable micro-organisms growth is provided, improve the treatment effect of bisphenol-A under low temperature environment, solve the shortcoming that magnetic strengthization reaction coil heating causes energy dissipation simultaneously, heat is accomplished rational utilization.
Summary of the invention
It is an object of the invention to solve the process of bisphenol-A waste water under low temperature environment, it is provided that a kind of device processing bisphenol-A waste water under low temperature environment and processing method thereof.
For solving the problems referred to above, this device is made up of Rong Qi distributing water room, magnetic force enhanced biological filter tank, electricity bio-degradation reactions pond. Rong Qi distributing water room connects at the foot of device, internally installed backwash water inlet pipe, aeration tube, water inlet pipe, backwashing pump and backwash water inlet pipe, and aeration tube is connected with air compressor. Rong Qi distributing water room top is connected with supporting layer by aeration plate, supporting layer top is magnetic force enhanced biological filter tank, including magnetic bio filter material layer and electromagnetic field generation device, magnetic bio filter material layer is positioned at inside device, it is wound around by the spiral winding of electromagnetic field generator outside magnetic bio filter material layer, electricity bio-degradation reactions pond is positioned at the top in magnetic force enhanced biological filter tank, by cathode bar, anode strip and particle filled composite electrode layer composition, anode strip and cathode bar be titanium net and graphite respectively, anode strip surrounds the tubular surrounding at particle filled composite electrode layer, cathode bar is positioned at the central authorities of particle filled composite electrode layer, wherein cathode bar and DC source are connected by cathode line, anode strip is connected with the upper end of the spiral winding in magnetic force enhanced biological filter tank, it is together in series by anode strip and cathode bar and spiral winding, electromagnetic field generator mainly includes DC source, anode line, cathode line, spiral winding and swept resistance, DC source passes through swept resistance by anode line, the lower end of the spiral winding in magnetic force enhanced biological filter tank connects, the cathode bar in cathode line and electricity bio-degradation reactions pond connects.
Reactor includes elevated tank (17), low temperature bisphenol-A waste water in elevated tank enters Rong Qi distributing water room (19) through water inlet pipe (18) by peristaltic pump (12), it is provided with backwash water inlet pipe (8) in Rong Qi distributing water room (19) to be connected with backwashing pump (9), aeration tube (20) is connected with air compressor (7), Rong Qi distributing water room (19) is connected with magnetic bio filter material layer (5) by aeration plate (6) and the supporting layer (16) on top, magnetic bio filter material layer (5) is outside to be wound around by the spiral winding (11) of electromagnetic field generator, magnetic bio filter material layer (5) top is connected with particle filled composite electrode layer (4), particle filled composite electrode layer (4) is around surrounded by the anode strip (14) of tubular, centre is cathode bar (13), the upper end of the spiral winding (11) that anode strip (14) is outside with magnetic bio filter material layer (5) is connected, cathode bar (13) is connected by the negative pole of cathode line (2) with DC source (1), the positive pole of DC source (1) connects swept resistance (10), the lower end of spiral winding (11) is connected again through anode line (3), by the anode strip (14) in electricity bio-degradation reactions pond and cathode bar (13), spiral winding (11) and swept resistance (10) are cascaded.
Described decomposition apparatus is column type, magnetic bio filter material layer filling 3-5mm slag base magnetic filtrate, height 1200mm; Particle filled composite electrode layer height 500mm, internal filling filtrate is the one of haydite, granular active carbon, zeolite, volcanic rock.
Described Rong Qi distributing water room is provided with backwash water inlet pipe, outlet pipe, aeration tube, backwashing pump and backwash water inlet pipe and connects, and aeration tube and air compressor connect.
The spiral winding of the electricity cathode bar in bio-degradation reactions pond, anode strip and magnetic bio filter material layer is cascaded, then connects with swept resistance, then be connected with DC source.
The heat that the outside spiral winding energising being wound around in magnetic force enhanced biological filter tank distributes when producing magnetic field is delivered in the water at low temperature of internal flow, improve the temperature of water at low temperature, the environment of suitable micro-organisms growth is provided, improve the treatment effect of bisphenol-A under low temperature environment, reduce the waste of heat simultaneously, increase operation rate.
The main electrode form in electricity bio-degradation reactions pond is peripheral, anode strip is in the surrounding of particle filled composite electrode layer, cathode bar is in the central authorities of particle filled composite electrode layer, biomembrane is fixed on anode strip inner surface, thus improve the biomembranous surface area of main pole, improve the utilization ratio of electronics, thus increasing reaction rate.
Present configuration is compact, and modular construction is easy to later stage reorganization and expansion, it is adaptable to the process of bisphenol-A under low temperature environment. Under the effect of electric field, magnetic field and microorganism, can effectively solve spiral winding and easily generate heat the problem of lost energy, have the temperature that can be effectively improved water at low temperature, accomplished resource, energy; The device treatment effect to bisphenol-A can also be increased substantially.
Accompanying drawing explanation
Fig. 1 is a kind of device processing bisphenol-A waste water under low temperature environment of the present invention and processing method schematic diagram thereof, is described further in conjunction with this figure.
In Fig. 1: 1 DC source; 2 cathode line; 3 anode lines; 4 particle filled composite electrode layers; 5 magnetic bio filter material layers; 6 aeration plates; 7 air compressors; 8 backwash water inlet pipes; 9 backwashing pumps; 10 swept resistances; 11 spiral windings; 12 peristaltic pumps; 13 cathode bars; 14 anode strips; 15 outlet pipes; 16 supporting layers; 17 elevated tanks; 18 water inlet pipes; 19 Rong Qi distributing water room; 20 aeration tubes; 21 return ducts; 22 reflux pumps.
Detailed description of the invention
Embodiment one:
Accompanying drawing is a kind of specific embodiment of the present invention, the water at low temperature containing bisphenol-A that this embodiment includes in elevated tank 17 enters Rong Qi distributing water room 19 through water inlet pipe 18 by peristaltic pump 12, in Rong Qi distributing water room 19, backwash water inlet pipe 8 is connected with backwashing pump 9, start simultaneously at aeration, the good aeration tube 20 of air compressor 7 connects, water at low temperature is gentle blends in Rong Qi distributing water room 19, magnetic bio filter material layer 5 is flowed into together by aeration plate 6 and supporting layer 16, small organic molecule carries out biological adsorption and degraded, the water outlet of magnetic bio filter material layer 5 flows into particle filled composite electrode layer 4, under electrochemical reaction, bisphenol-A is degraded to biodegradable small organic molecule or permineralization, the water part of particle filled composite electrode layer 4 flows into Rong Qi distributing water room 19 through return duct 21 by reflux pump 22, the water containing small organic molecule is made further to degrade, another part water outlet is then discharged through outlet pipe 15. simultaneously, DC source 1 is connected with the lower end of spiral winding 11 and cathode bar 13 respectively by anode line 3, cathode line 2, anode strip 14 is connected with the upper end of spiral winding 11, different magnetism intensities and electric current density is provided by regulating swept resistance 10, under the effect of magnetic field and electric field, bisphenol-A waste water is successively discharged from outlet pipe 15 by the water section of magnetic bio filter material layer 5, particle filled composite electrode layer 4, part flows into Rong Qi distributing water room 19 through return duct 21 by reflux pump 22, carries out the degraded of the degree of depth.
Embodiment two:
The water at low temperature containing bisphenol-A in elevated tank 17 is entered Rong Qi distributing water room 19 through water inlet pipe 18 by peristaltic pump 12, in Rong Qi distributing water room 19, backwash water inlet pipe 8 is connected with backwashing pump 9, start simultaneously at aeration, the good aeration tube 20 of air compressor 7 connects, water at low temperature is gentle blends in Rong Qi distributing water room 19, magnetic bio filter material layer 5 is flowed into together by aeration plate 6 and supporting layer 16, small organic molecule carries out biological adsorption and degraded, the water outlet of magnetic bio filter material layer 5 flows into particle filled composite electrode layer 4, inside filling out filtrate is haydite, granular active carbon, zeolite, the one of volcanic rock, height 500mm, under electrochemical reaction, bisphenol-A is degraded to biodegradable small organic molecule or permineralization, the water part of particle filled composite electrode layer 4 flows into Rong Qi distributing water room 19 through return duct 21 by reflux pump 22, the water containing small organic molecule is made further to degrade, another part water outlet is then discharged through outlet pipe 15. simultaneously, DC source 1 is connected with the lower end of spiral winding 11 and cathode bar 13 respectively by anode line 3, cathode line 2, anode strip 14 is connected with the upper end of spiral winding 11, different magnetism intensities and electric current density is provided by regulating swept resistance 10, under the effect of magnetic field and electric field, bisphenol-A waste water is successively discharged from outlet pipe 15 by the water section of magnetic bio filter material layer 5, particle filled composite electrode layer 4, part flows into Rong Qi distributing water room 19 through return duct 21 by reflux pump 22, carries out the degraded of the degree of depth. when reaching the predetermined loss of flood peak, device is carried out backwash, first air purge is carried out by air compressor 7, then open backwashing pump 9 to pressurize and device is carried out air water combine flushing, close air compressor 7 afterwards, pressurizeing with backwashing pump 9 and device is washed, the water of backwash goes out through outlet pipe 12.
Claims (7)
1. one kind processes the device of bisphenol-A waste water under low temperature environment, device includes elevated tank (17), low temperature bisphenol-A waste water in elevated tank enters Rong Qi distributing water room (19) through water inlet pipe (18) by peristaltic pump (12), it is provided with backwash water inlet pipe (8) in Rong Qi distributing water room (19) to be connected with backwashing pump (9), aeration tube (20) is connected with air compressor (7), Rong Qi distributing water room (19) is connected with magnetic bio filter material layer (5) by aeration plate (6) and the supporting layer (16) on top, magnetic bio filter material layer (5) is outside to be wound around by the spiral winding (11) of electromagnetic field generator, magnetic bio filter material layer (5) top is connected with particle filled composite electrode layer (4), particle filled composite electrode layer (4) is around surrounded by the anode strip (14) of tubular, centre is cathode bar (13), the upper end of the spiral winding (11) that anode strip (14) is outside with magnetic bio filter material layer (5) is connected, cathode bar (13) is connected by the negative pole of cathode line (2) with DC source (1), the positive pole of DC source (1) connects swept resistance (10), the lower end of spiral winding (11) is connected again through anode line (3), by the anode strip (14) in electricity bio-degradation reactions pond and cathode bar (13), spiral winding (11) and swept resistance (10) are cascaded.
2. the device of bisphenol-A waste water under a process low temperature environment as claimed in claim 1, it is characterized in that: the electricity cathode bar (13) in bio-degradation reactions pond, anode strip (14) are connected with the spiral winding (11) of magnetic bio filter material layer (5), connect with swept resistance (10) again, then be connected with DC source (1).
3. the device of bisphenol-A waste water under a process low temperature environment as claimed in claim 1, it is characterised in that: particle filled composite electrode layer (4) internal filling filtrate is the one of haydite, granular active carbon, zeolite, volcanic rock.
4. the device of bisphenol-A waste water under a process low temperature environment as claimed in claim 1, it is characterised in that: magnetic bio filter material layer (5) internal filling slag base magnetic filtrate.
5. the device of bisphenol-A waste water under a process low temperature environment as claimed in claim 1, it is characterized in that: the main electrode form in electricity bio-degradation reactions pond is peripheral, anode strip is in the surrounding of particle filled composite electrode layer, cathode bar is in the central authorities of particle filled composite electrode layer, biomembrane is fixed on anode strip inner surface, thus improve the biomembranous surface area of main pole, improve the utilization ratio of electronics, thus increasing reaction rate.
6. the device of bisphenol-A waste water under a process low temperature environment as claimed in claim 1, it is characterised in that: the anode strip (14) in electricity bio-degradation reactions pond and cathode bar (13) respectively titanium net and graphite.
7. the device of bisphenol-A waste water under a process low temperature environment as claimed in claim 1, it is characterized in that: the heat of the winding coil generation that magnetic bio filter material layer (5) is outside is delivered in inner cryogenic water, there is provided good environment for microbial growth, improve the treatment effect of bisphenol-A.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610022410.5A CN105668921A (en) | 2016-01-14 | 2016-01-14 | Device for processing bisphenol A wastewater in low-temperature environment and processing method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610022410.5A CN105668921A (en) | 2016-01-14 | 2016-01-14 | Device for processing bisphenol A wastewater in low-temperature environment and processing method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105668921A true CN105668921A (en) | 2016-06-15 |
Family
ID=56300455
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610022410.5A Pending CN105668921A (en) | 2016-01-14 | 2016-01-14 | Device for processing bisphenol A wastewater in low-temperature environment and processing method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105668921A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113754044A (en) * | 2021-09-13 | 2021-12-07 | 清华大学 | Device and method for improving ammoniation rate of membrane preparation wastewater and application |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104118933A (en) * | 2014-07-03 | 2014-10-29 | 济南大学 | A three-dimensional electric-biology-coupled water purification system and a water purification method |
| CN204022537U (en) * | 2014-07-03 | 2014-12-17 | 济南大学 | A kind of air water co-flow magnetic force enhanced biological filtration reactor |
| CN205473198U (en) * | 2016-01-14 | 2016-08-17 | 济南大学 | Device of bisphenol A waste water under processing low temperature environment |
-
2016
- 2016-01-14 CN CN201610022410.5A patent/CN105668921A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104118933A (en) * | 2014-07-03 | 2014-10-29 | 济南大学 | A three-dimensional electric-biology-coupled water purification system and a water purification method |
| CN204022537U (en) * | 2014-07-03 | 2014-12-17 | 济南大学 | A kind of air water co-flow magnetic force enhanced biological filtration reactor |
| CN205473198U (en) * | 2016-01-14 | 2016-08-17 | 济南大学 | Device of bisphenol A waste water under processing low temperature environment |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113754044A (en) * | 2021-09-13 | 2021-12-07 | 清华大学 | Device and method for improving ammoniation rate of membrane preparation wastewater and application |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101618923B (en) | Wastewater treatment method | |
| CN104118933B (en) | A kind of three-dimensional electric biological coupling water cleaning systems and process for purifying water | |
| CN104118931B (en) | A kind of electricity biological coupling water cleaning systems and process for purifying water | |
| CN104761107A (en) | Irrigated area domestic wastewater activated iron-anaerobe coupling strengthening and nitrogen and phosphorus removal device | |
| CN103936234B (en) | A kind of domestic sewage processing system and treatment process thereof utilizing sun power | |
| CN101979330A (en) | Drum-type micro-electrolysis reaction device and water treatment method thereof | |
| CN105481187A (en) | Device for degrading typical PPCP (pharmaceuticals and personal care product) organic matters in municipal sewage under low-temperature condition and degrading method of device | |
| CN105366891A (en) | Treatment method of livestock culture wastewater | |
| CN104355400B (en) | Vertical vertical-flow multimedium biological respinse circulation stirring system and device thereof | |
| CN104692590A (en) | Sewage treatment system | |
| CN205473198U (en) | Device of bisphenol A waste water under processing low temperature environment | |
| CN103193360B (en) | Nitrogen and phosphorus removal integrated biological aerated filter water purification system and water purification method thereof | |
| CN205473197U (en) | Device of diclofenac waste water under processing low temperature environment | |
| CN105668921A (en) | Device for processing bisphenol A wastewater in low-temperature environment and processing method thereof | |
| CN103553278A (en) | Sewage treatment method and electroflocculation membrane bioreactor thereof | |
| CN204384939U (en) | The iron-carbon micro-electrolysis water treating equipment of high concentrated organic wastewater | |
| CN205473199U (en) | Device of naproxen waste water under processing low temperature environment | |
| CN105314802A (en) | Livestock and poultry breeding wastewater treatment system | |
| CN205473196U (en) | Device of benzene zha beite waste water under processing low temperature condition | |
| CN205473195U (en) | Novel device of carbamazepine waste water under processing low temperature condition | |
| CN103193359B (en) | Deposition and biological filter combined water purification system | |
| CN205473201U (en) | Device of estrogen waste water under processing low temperature environment | |
| CN205398372U (en) | Degradation among municipal sewage device of typical PPCPs organic matter under low temperature condition | |
| CN205472882U (en) | Device of low temperature condition temporary lodging during a trip reason brufen waste water | |
| CN204661489U (en) | A kind of rural domestic sewage treatment system in conjunction with microbiological fuel cell and anaerobic manpower wetland |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20160615 |
|
| RJ01 | Rejection of invention patent application after publication |