CN106630026A - Experimental device and method for treating antibiotic wastewater through iron-carbon micro-electrolysis method - Google Patents
Experimental device and method for treating antibiotic wastewater through iron-carbon micro-electrolysis method Download PDFInfo
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- CN106630026A CN106630026A CN201611196860.2A CN201611196860A CN106630026A CN 106630026 A CN106630026 A CN 106630026A CN 201611196860 A CN201611196860 A CN 201611196860A CN 106630026 A CN106630026 A CN 106630026A
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/46—Treatment of water, waste water, or sewage by electrochemical methods
- C02F1/461—Treatment of water, waste water, or sewage by electrochemical methods by electrolysis
- C02F1/467—Treatment of water, waste water, or sewage by electrochemical methods by electrolysis by electrochemical disinfection; by electrooxydation or by electroreduction
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/46—Treatment of water, waste water, or sewage by electrochemical methods
- C02F1/461—Treatment of water, waste water, or sewage by electrochemical methods by electrolysis
- C02F1/46104—Devices therefor; Their operating or servicing
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F9/00—Multistage treatment of water, waste water or sewage
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- 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
- C02F1/5236—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using inorganic agents
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/66—Treatment of water, waste water, or sewage by neutralisation; pH adjustment
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
- C02F2103/34—Nature of the water, waste water, sewage or sludge to be treated from industrial activities not provided for in groups C02F2103/12 - C02F2103/32
- C02F2103/343—Nature of the water, waste water, sewage or sludge to be treated from industrial activities not provided for in groups C02F2103/12 - C02F2103/32 from the pharmaceutical industry, e.g. containing antibiotics
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- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Water Treatment By Electricity Or Magnetism (AREA)
Abstract
The invention discloses an experimental device and method for treating antibiotic wastewater through an iron-carbon micro-electrolysis method. An iron-carbon micro-electrolysis device comprises a top cover, a stuffing region, a multihole plate supporting layer, a heating stick, a temperature controller and an aeration pipe. The invention further discloses a method for treating the antibiotic wastewater by using the device. The method comprises the following steps: injecting the antibiotic wastewater into an adjustment pool, adjusting pH to be 2.0 to 4.0, then injecting the antibiotic wastewater into a reactor through a water inlet of an iron-carbon micro-electrolysis reactor, and enabling a fan to blow air through an air inlet for aeration, wherein discharged water flows back into the reactor from the water inlet through a backflow pump; enabling the water to stay for 4 to 8 hours, and then discharging the water from a water outlet, thus completing treatment of the wastewater. The experimental device has the advantages of good treatment effect, long service life, simple operation and low cost.
Description
Technical field
The invention belongs to technical field of waste water processing, and in particular to a kind of experimental provision of process antibiotic waste water and side
Method.
Background technology
With the fast development of China's chemical industry, various new chemical products are used in all trades and professions, and medicine is just
It is a wherein big class, the serious problem of environmental pollution for thus bringing is in particular in：Organic Pollutants in Wastewater concentration height,
Stability Analysis of Structures, biochemical are poor, and common process is difficult to qualified discharge.Antibiotics are conventional as a big class productive life
Medicine, is come into operation by substantial amounts of, or even there is the phenomenon of abuse, and wrongful discharge and the metabolism of humans and animals, just
Cause antibiotic occur in water body and soil, it is just causing that people's is close to water ecological environment and the potential threat of human health
Cut concern.
The life of the most or conventional aerobic, anaerobism of the existing processing method for antibiotic waste water or aerobic plus anaerobism
Substance treating method, not only complex treatment process, relatively costly, and the Drug resistance that has due to antibiotic so that residue compared with
Height, can not be fully achieved drinking water standard after process.Iron-carbon micro-electrolysis technology is to process the one of high concentrated organic wastewater at present
Plant ideal technology.It is in the case of cold, using ferrum and the potential difference of carbon itself, to form countless small in waste water
Galvanic element, during produce nascent state [H], Fe2+Occur Deng the component with difficult for biological degradation in strong reducing property, with waste water
Redox reaction, so as to reach the removal to pollutant.And during generate Fe3+Hydrate have stronger absorption-
Flocculating effect, can further remove pollutant.
The content of the invention
It is an object of the invention to provide a kind of Fe-C Micro Electrolysis Method processes the experimental provision and method of antibiotic waste water.
For achieving the above object, a kind of Fe-C Micro Electrolysis Method that the present invention is provided processes the experimental provision of antibiotic waste water,
It is made up of iron-carbon micro-electrolysis reactor, porous plate supporting layer, heating rod, temperature controller and aeration tube, wherein：Iron-carbon micro-electrolysis react
Device is formed by connecting by housing and top cover, and in iron-carbon micro-electrolysis reactor packing area and aeration zone, described filler are divided into from top to bottom
Separated by porous plate supporting layer between area and aeration zone, ferrum material with carbon element is uniformly piled up in packing area, uniformly laid in aeration zone
Aeration tube with holes, aeration tube stretches out iron-carbon micro-electrolysis reactor, and is connected with aerator；Iron-carbon micro-electrolysis reactor top one
Side is provided with water-bath water filling port and water inlet, and the water-bath water filling port is located at water inlet top, iron-carbon micro-electrolysis reactor lower part one
Side is provided with water-bath evacuation port and outlet, and the outlet connects porous plate supporting layer side by pipeline, and outlet is located at
Water-bath evacuation port top；Two heating rods insert respectively aeration zone and packing area；The heating rod connects temperature controller；The water outlet
Mouth is back to water inlet by reflux pump,
In the present invention, the shell material of iron-carbon micro-electrolysis reactor is lucite.
In the present invention, the ferrum material with carbon element adopted in packing area for purchase Manufactured iron-carbon alloy material, ferrum carbon content
For 80%, ferrum carbon mass ratio is 1:1.
In the present invention, ferrum carbon amount of fill is 1g/ml in packing area.
In the present invention, porous plate support layer material adopts lucite, is evenly distributed with a diameter of 0.4-0.6cm's thereon
Aperture.
In the present invention, aeration zone air inlet is O2, for increasing light electrolysis effect, and playing stirring action prevents ferrum carbon from luming.
In the present invention, the temperature being related to point low temperature, room temperature, heating can be by the temperature controls installed in the side of reaction unit
Device temperature control, the temperature controller connects and controls to be placed in the heating rod inside water-bath area.
In the present invention, water-bath water filling port and water inlet are located at water-bath area, and water-bath area is packing less, can be thrown during low-temperature test
On the rocks or ice bag creates cryogenic conditions, and with this feasibility of the method under northern cryogenic conditions is studied.
The Fe-C Micro Electrolysis Method that the present invention is provided processes the using method of the experimental provision of antibiotic waste water, and concrete steps are such as
Under：
By antibiotic waste water salt acid for adjusting pH value to 2 ~ 4, then pH value is passed through for 2 ~ 4 antibiotic waste water by water inlet
In iron-carbon micro-electrolysis reactor, at the same by aeration zone aeration from aeration tube to iron-carbon micro-electrolysis reactor, be packing area oxygen supply,
Light electrolysis effect is further enhanced, and plays stirring action, prevent ferrum carbon from luming；Reaction zone outlet connects reflux pump to reaction zone
Water inlet, reflux ratio is 4:1, make antibiotic waste water in iron-carbon micro-electrolysis reactor interior circulation, improve the mass transfer condition of system, resist
Raw element waste water time of staying in iron-carbon micro-electrolysis reactor is 4 ~ 8 hours, fully reaction；During iron-carbon micro-electrolysis
Redox and the Fe of generation (OH)3Flocculation, reach the degraded to Recalcitrant chemicals antibiotic, reduce water outlet
Antibiotic concentration.
In the present invention, aeration zone air inlet is O2, for increasing light electrolysis effect, and playing stirring action prevents ferrum carbon from luming.
This connects reflux pump to reaction zone water inlet such as fly by reaction zone outlet, forms blood circulation, it is ensured that fill
The time of staying of foot.
The beneficial effects of the present invention is：
The present invention carry out pretreatment using the iron-carbon micro-electrolysis technology antibiotic waste water relatively low to biodegradability, can reach 80% with
On removal effect, improve waste water can biochemical ability.Technically adopt intermittent reaction, outlet connects reflux pump to entering
The mouth of a river, forms blood circulation, it is ensured that the sufficient time of staying, while the circulation of waste water is pollutant and ferrum material with carbon element providing
Sufficient contact, makes the reaction more complete.Iron-carbon micro-electrolysis technology adopts ferrum material with carbon element to choose iron filings and coke price mostly
It is all wood shavings or other discarded iron charges that Tie Tong in cheap material, especially material often chooses, and needs the acid adding process can in flow process
Take spent acid.In the process policy for inwardly having implemented " treatment of wastes with processes of wastes against one another ", while processing sewage, solid waste has been reached
The environment protecting of " minimizing ".
In the present invention, aerator is provided with, reaction system oxygen supply can not only be given, strengthen the electrochemical corrosion energy of galvanic element
Power.Also increase the contact frequency of waste water and micro-electrolysis stuffing simultaneously, improve the mass transfer condition of system, accelerate reaction rate.Aeration
Producing bubble can increase the agitation to material, friction, the passivating film for being conducive to scrap iron removing surface to deposit.
In the present invention, outside is provided with water-bath system, can carry out temperature control to experimentation, and water-bath is partially joinable water at low temperature
To study impact of the different temperatures to reacting.
In the present invention, have the advantages that low cost, simple to operate, floor space be little, long service life.
Description of the drawings
When considered in conjunction with the accompanying drawings, by referring to detailed description below, can more completely more fully understand the present invention with
And the adjoint advantage of many of which is easily learnt, but accompanying drawing described herein is used for providing a further understanding of the present invention,
The part of the present invention is constituted, the schematic description and description of the present invention is used to explain the present invention, does not constitute to this
Bright improper restriction, wherein：
Fig. 1 is the apparatus structure schematic diagram that a kind of Fe-C Micro Electrolysis Method of the invention processes antibiotic waste water.
In figure：1st, top cover；2nd, packing area；3rd, porous plate supporting layer；4th, heating rod；5th, temperature controller；6th, aeration tube；7th, shell
Body；8th, water-bath water filling port；9th, water inlet；10th, outlet；11st, water-bath evacuation port.
Specific embodiment
The device that antibiotic waste water is processed based on Fe-C Micro Electrolysis Method that the present invention is provided, can efficiently improve sewage can give birth to
The property changed simultaneously effectively is removed to pollutant.
Embodiment 1：A kind of device that antibiotic waste water is processed based on Fe-C Micro Electrolysis Method that the present invention is provided, main bag
Include：
Iron-carbon micro-electrolysis reactor, packing area, aeration zone, wherein water-bath area, packing area and aeration zone are referred to as reaction zone.Filler
Ferrum material with carbon element is uniformly piled up in area 2, and aeration zone separates with packing area porous barrier 3, and porous barrier lower section is uniformly laid with holes
Aeration flexible pipe 6, is reaction zone oxygen supply, strengthens light electrolysis effect, and plays stirring action, prevents ferrum carbon from luming.Iron-carbon micro-electrolysis are anti-
Device is answered to be made up of housing 7 and top cover 1, side wall upper part arranges water inlet, lower sidewall arranges outlet.Reaction zone outside is water-bath
Area, using heating in water bath, by heating rod 4 and temperature controller 5 steady temperature is controlled, and side wall lower section in water-bath area arranges water-bath emptying
Mouthful.
Embodiment 2
Under room temperature, laboratory water distribution, the sulfamethyldiazine solution of 20mg/l are taken from, initial pH is 7.80.
Using the described device of embodiment 1, by the raw water salt acid for adjusting pH of 10% concentration to 2, then by antibiosis that pH is 2
Plain waste water is passed through iron-carbon micro-electrolysis reactor, while being reaction zone oxygen supply to aeration in reactor.After reaction certain hour, open
Reflux in reactor is opened, makes waste water in reactor interior circulation, improve the mass transfer condition of system.Water stops in the reactor 8
Water outlet after hour.After process, it is 5.8 that the clearance of sulfamethyldiazine reaches 87%, TOC clearances up to 50%, pH.
Embodiment 3
Under room temperature, laboratory water distribution, the penicillin G sodium solution of 20mg/l are taken from, initial pH is 7.
Using the described device of embodiment 1, by the raw water salt acid for adjusting pH of 10% concentration to 2, then by antibiosis that pH is 2
Plain waste water is passed through iron-carbon micro-electrolysis reactor, while being reaction zone oxygen supply to aeration in reactor.After reaction certain hour, open
Reflux in reactor is opened, makes waste water in reactor interior circulation, improve the mass transfer condition of system.Water stops in the reactor 8
Water outlet after hour.After process, it is 5.6 that the clearance of penicillin reaches 95%, TOC clearances up to 54%, pH.
Embodiment 4
Under room temperature, certain pharmaceutical factory's antibiotic pharmaceutical wastewater is taken, COD concentration is 13000 ~ 16000mg/l, and initial pH is 6.5.
It is then 2 by pH by raw water with the salt acid for adjusting pH of 10% concentration to 2 or so using the described device of embodiment 1
Antibiotic waste water is passed through iron-carbon micro-electrolysis reactor, while being reaction zone oxygen supply to aeration in reactor.Reaction certain hour
Afterwards, reflux in reactor is opened, makes waste water in reactor interior circulation, improve the mass transfer condition of system.Water is in the reactor
Water outlet after stopping 8 hours.After process, it is 5.2 that COD clearances reach 92%, pH.
Embodiment 5
Using the described device of embodiment 1, under room temperature, certain pharmaceutical factory's antibiotic pharmaceutical wastewater is taken, COD concentration is that 20300mg/l is left
The right side, initial pH is 5.9.
Then the antibiotic waste water that pH is 2 is passed through into ferrum carbon micro- by raw water with the salt acid for adjusting pH of 10% concentration to 2 or so
Electrolysis reactor, while being reaction zone oxygen supply to aeration in reactor.After reaction certain hour, backflow dress in reactor is opened
Put, make waste water in reactor interior circulation, improve the mass transfer condition of system.Water stops in the reactor water outlet after 8 hours.Process it
Afterwards, it is 5 that COD clearances reach 89%, pH.
Embodiment 6
Under room temperature, certain pharmaceutical factory's antibiotic pharmaceutical wastewater is taken, COD concentration is 13000 ~ 16000mg/l.
It is then 2 by pH by raw water with the salt acid for adjusting pH of 10% concentration to 2 or so using the described device of embodiment 1
Antibiotic waste water is passed through iron-carbon micro-electrolysis reactor, while being reaction zone oxygen supply to aeration in reactor.Reaction certain hour
Afterwards, reflux in reactor is opened, makes waste water in reactor interior circulation, improve the mass transfer condition of system.Water is in the reactor
Water outlet after stopping 8 hours.After process, it is 5.2 that COD clearances reach 57%, pH.
Embodiment 7
Under room temperature, certain pharmaceutical factory's antibiotic pharmaceutical wastewater is taken, COD concentration is 100000mg/l or so, and initial pH is 7.
It is then 2 by pH by raw water with the salt acid for adjusting pH of 10% concentration to 2 or so using the described device of embodiment 1
Antibiotic waste water is passed through iron-carbon micro-electrolysis reactor, while being reaction zone oxygen supply to aeration in reactor.Reaction certain hour
Afterwards, reflux in reactor is opened, makes waste water in reactor interior circulation, improve the mass transfer condition of system.Water is in the reactor
Water outlet after stopping 8 hours.After process, COD clearances reach 60%.
Claims (8)
1. a kind of Fe-C Micro Electrolysis Method processes the experimental provision of antibiotic waste water, by iron-carbon micro-electrolysis reactor, porous plate support
Layer, heating rod, temperature controller and aeration tube composition, it is characterised in that：Iron-carbon micro-electrolysis reactor is formed by connecting by housing and top cover,
It is divided into packing area and aeration zone from top to bottom in iron-carbon micro-electrolysis reactor, porous plate is passed through between described filler area and aeration zone
Supporting layer separates, and ferrum material with carbon element is uniformly piled up in packing area, and aeration tube with holes is uniformly laid in aeration zone, and aeration tube stretches out ferrum
Carbon micro-electrolysis reactor, and be connected with aerator；Iron-carbon micro-electrolysis reactor top side is provided with water-bath water filling port and water inlet,
The water-bath water filling port is located at water inlet top, and iron-carbon micro-electrolysis reactor lower part side is provided with water-bath evacuation port and outlet,
The outlet connects porous plate supporting layer side by pipeline, and outlet is located at water-bath evacuation port top；Two heating rods
Aeration zone and packing area are inserted respectively；The heating rod connects temperature controller；The outlet is back to water inlet by reflux pump.
2. a kind of Fe-C Micro Electrolysis Method according to claim 1 processes the experimental provision of antibiotic waste water, it is characterised in that
The shell material of iron-carbon micro-electrolysis reactor is lucite.
3. a kind of Fe-C Micro Electrolysis Method according to claim 1 processes the experimental provision of antibiotic waste water, it is characterised in that
The ferrum material with carbon element adopted in packing area for purchase Manufactured iron-carbon alloy material, ferrum carbon content is 80%, and ferrum carbon mass ratio is
1:1。
4. a kind of Fe-C Micro Electrolysis Method according to claim 1 processes the experimental provision of antibiotic waste water, it is characterised in that
Ferrum carbon amount of fill is 1g/ml in packing area.
5. a kind of Fe-C Micro Electrolysis Method according to claim 1 processes the experimental provision of antibiotic waste water, it is characterised in that
Porous plate support layer material adopts lucite, and the aperture of a diameter of 0.4-0.6cm is evenly distributed with thereon.
6. a kind of Fe-C Micro Electrolysis Method according to claim 1 processes the experimental provision of antibiotic waste water, it is characterised in that
Aeration zone air inlet is O2, for increasing light electrolysis effect, and playing stirring action prevents ferrum carbon from luming.
7. a kind of Fe-C Micro Electrolysis Method as claimed in claim 1 processes the using method of the experimental provision of antibiotic waste water, its
It is characterised by comprising the following steps that：
By antibiotic waste water salt acid for adjusting pH value to 2 ~ 4, then pH value is passed through for 2 ~ 4 antibiotic waste water by water inlet
In iron-carbon micro-electrolysis reactor, at the same by aeration zone aeration from aeration tube to iron-carbon micro-electrolysis reactor, be packing area oxygen supply,
Light electrolysis effect is further enhanced, and plays stirring action, prevent ferrum carbon from luming；Reaction zone outlet connects reflux pump to reaction zone
Water inlet, reflux ratio is 4:1, make antibiotic waste water in iron-carbon micro-electrolysis reactor interior circulation, improve the mass transfer condition of system, resist
Raw element waste water time of staying in iron-carbon micro-electrolysis reactor is 4 ~ 8 hours, fully reaction；During iron-carbon micro-electrolysis
Redox and the Fe of generation (OH)3Flocculation, reach the degraded to Recalcitrant chemicals antibiotic, reduce water outlet
Antibiotic concentration.
8. a kind of Fe-C Micro Electrolysis Method according to claim 6 processes the experimental provision of antibiotic waste water, it is characterised in that
Aeration zone air inlet is O2, for increasing light electrolysis effect, and playing stirring action prevents ferrum carbon from luming.
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110563219A (en) * | 2019-08-21 | 2019-12-13 | 上海问鼎环保科技有限公司 | micro-electrolysis-based advanced oxidation water treatment system and treatment method thereof |
| CN110577261A (en) * | 2019-09-26 | 2019-12-17 | 江苏居安环保设备有限公司 | Reaction device for iron-carbon micro-electrolysis |
| CN111170525A (en) * | 2020-01-17 | 2020-05-19 | 重庆工商大学 | Treatment method of antibiotic wastewater |
| CN111517556A (en) * | 2020-05-14 | 2020-08-11 | 逸辰环保科技(厦门)有限公司 | Electroplating wastewater treatment process and system |
| CN111718005A (en) * | 2020-06-05 | 2020-09-29 | 同济大学 | Method for strengthening treatment of wastewater containing PPCPs by adopting two-stage vertical subsurface flow type constructed wetland |
| CN112744963A (en) * | 2020-12-30 | 2021-05-04 | 四川大学锦江学院 | Pretreatment method of berberine hydrochloride extraction wastewater |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110563219A (en) * | 2019-08-21 | 2019-12-13 | 上海问鼎环保科技有限公司 | micro-electrolysis-based advanced oxidation water treatment system and treatment method thereof |
| CN110563219B (en) * | 2019-08-21 | 2023-06-02 | 上海问鼎环保科技有限公司 | Advanced oxidation water treatment system based on micro-electrolysis and treatment method thereof |
| CN110577261A (en) * | 2019-09-26 | 2019-12-17 | 江苏居安环保设备有限公司 | Reaction device for iron-carbon micro-electrolysis |
| CN111170525A (en) * | 2020-01-17 | 2020-05-19 | 重庆工商大学 | Treatment method of antibiotic wastewater |
| CN111517556A (en) * | 2020-05-14 | 2020-08-11 | 逸辰环保科技(厦门)有限公司 | Electroplating wastewater treatment process and system |
| CN111718005A (en) * | 2020-06-05 | 2020-09-29 | 同济大学 | Method for strengthening treatment of wastewater containing PPCPs by adopting two-stage vertical subsurface flow type constructed wetland |
| CN112744963A (en) * | 2020-12-30 | 2021-05-04 | 四川大学锦江学院 | Pretreatment method of berberine hydrochloride extraction wastewater |
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Application publication date: 20170510 |