CN102060358B - Method and unit device for degrading algae toxin in water by using high-voltage pulse electrolysis of activated carbon fiber electrodes - Google Patents
Method and unit device for degrading algae toxin in water by using high-voltage pulse electrolysis of activated carbon fiber electrodes Download PDFInfo
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- CN102060358B CN102060358B CN2010105546678A CN201010554667A CN102060358B CN 102060358 B CN102060358 B CN 102060358B CN 2010105546678 A CN2010105546678 A CN 2010105546678A CN 201010554667 A CN201010554667 A CN 201010554667A CN 102060358 B CN102060358 B CN 102060358B
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- fiber electrodes
- algae toxin
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Abstract
The invention relates to a method and a unit device for degrading algae toxin in water by using the high-voltage pulse electrolysis of activated carbon fiber electrodes, which are characterized in that an alternating current high-voltage pulse power supply is in parallel connection with a plurality of sets of activated carbon fiber electrodes in parallel interval arrangement through conductors to form the unit device for degrading the algae toxin in the water by using the high-voltage pulse discharge electrolysis of the activated carbon fiber electrodes, the unit device is placed in a reactor, the activated carbon fiber electrodes in parallel interval arrangement are vertically placed on positions in parallel with a water flowing direction, the space among the activated carbon fiber electrodes is 0.5-5cm, the voltage value of an alternating current high-voltage pulse supplied on both ends of each activated carbon fiber electrode is 200-1000V, the electric current value is 0.1-10A, and the pulse duty cycle is 0.1-0.25. The method has the advantages that simplicity and feasibility are realized, the algae toxin in water can be fully degraded, water treatment effects are excellent, and the cost is low. The unit device has the advantages of simple structure, easiness for manufacture, long service life and the like.
Description
Technical field
The present invention relates to water-treatment technology field, is a kind of method and cell arrangement thereof that utilizes algae toxin in the Activated Carbon Fiber Electrodes high-voltage pulse electrolysis and degradation water.
Background technology
Along with the aggravation that water pollutes, eutrophication has appearred in a lot of water bodys.The direct result of eutrophication is to cause the numerous life of algae.A large amount of algae have been caused difficulty to drinking water treatment.Algae is difficult to remove through precipitation process, causes so a large amount of algae has been held back in the filter tank stopping up.Frequent back flushing filter tank can increase considerably the working cost of water treatment.
The main method formula that solves this contradiction at present gets into water factory at former water, and Xiang Shuizhong adds proper amount of oxidant, like chlorine, kills algae and is beneficial to deposition.After destroying, the alga cells of killing to make the meta-bolites of some algae get into tap water.This type material has stronger carciongenic potency because there is potential threat in human health.This type material is collectively referred to as the algae toxin.These materials content in water is low, and chemicalstability is good, removes relatively difficulty.
The method of common removal algae toxin comprises active carbon adsorption and advanced oxidation processes.Charcoal absorption is a kind of separation method in essence, can be adsorbed on its surface to the algae toxin and from water, remove.The problem that charcoal absorption exists is that it has certain loading capacity, after absorption is saturated, need regenerate.Atmosphere is polluted.Advanced oxidation processes mainly can adopt the catalytic ozonation method, but the advanced oxidation systematic comparison is complicated, and the algae toxin concentration is low simultaneously, and oxidation efficiency is lower, and working cost is higher.
Oxidation and reduction reaction can take place at negative electrode and anode simultaneously in electrolytic process oxidizing substance such as can produce oxygen.Many resultants and electrode reaction can play the effect of degraded to the organic pollutant in the water.There are many problems in traditional electrolytic process, such as owing to Pollutant levels in the solution are low, therefore causes current efficiency lower; Simultaneously because the polarity of having fixed electrode can cause the accumulation of alkalescence and the fouling of electrode near negative electrode.NACF has the pore size distribution of huge specific surface area and relative narrower, can adsorb fast and enrichment organism.Still need regenerate after saturated but adsorb.
Summary of the invention
The objective of the invention is, provide a kind of simple and easy to do, can fully degrade algae toxin in the water; The water treatment effect is good, the method for utilizing algae toxin in the Activated Carbon Fiber Electrodes high-voltage pulse electrolysis and degradation water that expense is low, and provide it simple in structure; Make the cell arrangement of long service life easily.
Realize that the technical scheme that the present invention adopted is: a kind of method of utilizing algae toxin in the Activated Carbon Fiber Electrodes high-voltage pulse electrolysis and degradation water; It is characterized in that: the Activated Carbon Fiber Electrodes that the ac high-voltage pulse power is arranged through lead and the many group parallel interval cell arrangement that utilizes algae toxin in the Activated Carbon Fiber Electrodes high pressure pulse discharge electrolysis and degradation water that constitutes that is connected in parallel places reactor drum, organizes the Activated Carbon Fiber Electrodes that parallel interval arranges more and vertically is placed on the position parallel with water (flow) direction; The spacing of Activated Carbon Fiber Electrodes is 0.5～5cm, and applying ac high-voltage pulsed voltage value at Activated Carbon Fiber Electrodes electrode two ends is 200～1000V, and current value is 0.1～10A, and pulse duty factor is 0.1～0.25; When current through near many group Activated Carbon Fiber Electrodes the time, the algae toxin in the water by enrichment on Activated Carbon Fiber Electrodes; The reaction of many group Activated Carbon Fiber Electrodes can produce Degradation to the algae toxin of absorption; The dissolving of oxidizing substance in water that electrolysis produces can be played oxidative degradation to the algae toxin that is not adsorbed in the water.
Described reactor drum is pulse electrolysis pond or settling tank or filter tank or pipeline.
Algae toxin in the described reactor water added electrolytic process is strengthened and catalytic assistant medicament, described assistant medicament is Fe
2+, H
2O
2, O
3, potassium permanganate and TiO
2In at least a, adopt and to expose to the sun to coming this process is strengthened and catalysis into oxygen, to reach the reinforcement of algae toxin is removed.
A kind of cell arrangement that utilizes algae toxin in the Activated Carbon Fiber Electrodes high-voltage pulse electrolysis and degradation water of the present invention is characterized in that: it comprises that the Activated Carbon Fiber Electrodes that the ac high-voltage pulse power is arranged through lead and many group parallel interval is connected in parallel.
The method of utilizing algae toxin in the Activated Carbon Fiber Electrodes high-voltage pulse electrolysis and degradation water of the present invention; When the pending current of algae toxin are near Activated Carbon Fiber Electrodes; On Activated Carbon Fiber Electrodes, Activated Carbon Fiber Electrodes reaction pair algae toxin produces Degradation to the algae toxin by enrichment; The oxidizing substance that electrolysis produces dissolves in water, in water, the algae toxin that is not adsorbed is played oxygenizement; After applying voltage, the algae toxin that is adsorbed is degraded with other organism, plays the effect of regenerated carbon fiber; Pulsed voltage polarity constantly changes, and on each Activated Carbon Fiber Electrodes oxidizing reaction and reduction reaction can both take place, and organism is played the effect of abundant degraded; Can near certain electrode, not form basic region, avoid the electrode fouling; Through adding assistant medicament this process is strengthened and catalysis, strengthened and remove the algae toxin, have that method is simple, can fully degrade, advantage such as the water treatment effect is good, and expense is low algae toxin in the water; Its cell arrangement has simple in structure, easy making, advantages such as long service life.
Description of drawings
Fig. 1 is the cell arrangement structural representation that utilizes algae toxin in the Activated Carbon Fiber Electrodes high pressure pulse discharge electrolysis and degradation water.
Fig. 2 is the structural representation of embodiment 1.
Fig. 3 is the structural representation of embodiment 2.
Fig. 4 is the structural representation of embodiment 3.
Among the figure: the 1 ac high-voltage pulse power, 2 leads, 3 Activated Carbon Fiber Electrodes, 4 reactor drums, 5 water-ins, 6 water outlets.
Embodiment
The present invention utilizes the method for algae toxin in the Activated Carbon Fiber Electrodes high-voltage pulse electrolysis and degradation water to be: the Activated Carbon Fiber Electrodes 3 that the ac high-voltage pulse power 1 is arranged through lead 2 and the many group parallel interval cell arrangement that utilizes algae toxin in the Activated Carbon Fiber Electrodes high pressure pulse discharge electrolysis and degradation water that constitutes that is connected in parallel places reactor drum 4, organizes the Activated Carbon Fiber Electrodes 3 that parallel interval arranges more and vertically is placed on the position parallel with water (flow) direction; The spacing of Activated Carbon Fiber Electrodes is 0.5～5cm, and applying ac high-voltage pulsed voltage value at Activated Carbon Fiber Electrodes electrode two ends is 200～1000V, and current value is 0.1～10A, and pulse duty factor is 0.1～0.25; When current through near many group Activated Carbon Fiber Electrodes the time, the algae toxin in the water by enrichment on Activated Carbon Fiber Electrodes; The reaction of many group Activated Carbon Fiber Electrodes can produce Degradation to the algae toxin of absorption; The dissolving of oxidizing substance in water that electrolysis produces can be played oxidative degradation to the algae toxin that is not adsorbed in the water.
Described reactor drum 4 is pulse electrolysis pond or settling tank or filter tank or pipeline.
Algae toxin in described reactor drum 4 water added electrolytic process is strengthened and catalytic assistant medicament, described assistant medicament is Fe
2+, H
2O
2, O
3, potassium permanganate and TiO
2In at least a, adopt and to expose to the sun to coming this process is strengthened and catalysis into oxygen, to reach the reinforcement of algae toxin is removed.Auxiliary medicament can near the adding processing unit upper reaches of reactor drum 4 Anywhere, then needs add at Activated Carbon Fiber Electrodes 3 intermediary lower disposed aeration heads for auxiliary medicament the best of gaseous matter.
With reference to Fig. 1, the cell arrangement of algae toxin in the Activated Carbon Fiber Electrodes high pressure pulse discharge electrolysis and degradation water that utilizes of the present invention comprises that the Activated Carbon Fiber Electrodes 3 that the ac high-voltage pulse power 1 is arranged through lead 2 and many group parallel interval is connected in parallel.Described Activated Carbon Fiber Electrodes is used Vestolen PP 7052 cyanogen material active carbon fiber fabrics, and its carbon content is more than 95.
Embodiment 1: with reference to Fig. 1 and 2; The cell arrangement that utilizes algae toxin in the Activated Carbon Fiber Electrodes high pressure pulse discharge electrolysis and degradation water that constitutes that will be connected in parallel by the Activated Carbon Fiber Electrodes 3 that the ac high-voltage pulse power 1 is arranged through lead 2 and many group parallel interval places reactor drum 4; The reactor drum 4 of this embodiment 1 is pulse electrolysis pond or settling tank or filter tank; Reactor drum 4 is provided with water-in 5 and water outlet 6, and the Activated Carbon Fiber Electrodes 3 of organizing the parallel interval layout vertically is placed on the position parallel with water (flow) direction more; Quantity that Activated Carbon Fiber Electrodes is right and shape are confirmed according to the size of reactor drum 4; Water inlet place at reactor drum 4 is provided with a water distribution zone, to reach the uniform purpose of water distribution.
Embodiment 2: with reference to Fig. 1 and 3; The cell arrangement that utilizes algae toxin in the Activated Carbon Fiber Electrodes high pressure pulse discharge electrolysis and degradation water that constitutes that will be connected in parallel by the Activated Carbon Fiber Electrodes 3 that the ac high-voltage pulse power 1 is arranged by lead 2 and many group parallel interval places reactor 4; The reactor 4 of present embodiment 2 is a pipeline; When the pending current that contain the algae toxin through near the Activated Carbon Fiber Electrodes 3 time, the algae toxin in the water by enrichment on Activated Carbon Fiber Electrodes 3; Because Activated Carbon Fiber Electrodes 3 reactions can produce degradation to the algae toxin of absorption; Simultaneously because the dissolving of oxidizing substance in water that electrolysis produces can be played oxidative degradation to the algae toxin that is not adsorbed in water.
Embodiment 3: with reference to Fig. 1 and 4, this embodiment 3 is basic identical with embodiment 1 and 2, just in reactor drum 4, adopts some material that electrolytic process is strengthened and catalysis, in reactor drum 4, adds auxiliary medicament, such as Fe
2+, H
2O
2, O
3, potassium permanganate, TiO
2Pulverous solid or liquid expose to the sun to waiting into oxygen this process are strengthened and catalysis, to reach the reinforcement of algae toxin are removed.Auxiliary medicament can near the adding processing unit upper reaches of reactor drum 4 Anywhere, then needs add at Activated Carbon Fiber Electrodes 3 intermediary lower disposed aeration heads for auxiliary medicament the best of gaseous matter.
Embodiment of the present invention is also non exhaustive, any scope that all belongs to rights protection of the present invention without the simple transformation of creative work.
Utilize the method for algae toxin in the Activated Carbon Fiber Electrodes high-voltage pulse electrolysis and degradation water by the present invention, the practical application through 10 months has realized goal of the invention and has reached described effect.
Claims (3)
1. method of utilizing algae toxin in the Activated Carbon Fiber Electrodes high-voltage pulse electrolysis and degradation water; It is characterized in that: the Activated Carbon Fiber Electrodes that the ac high-voltage pulse power is arranged through lead and the many group parallel interval cell arrangement that utilizes algae toxin in the Activated Carbon Fiber Electrodes high pressure pulse discharge electrolysis and degradation water that constitutes that is connected in parallel places reactor drum, organizes the Activated Carbon Fiber Electrodes that parallel interval arranges more and vertically is placed on the position parallel with water (flow) direction; The spacing of Activated Carbon Fiber Electrodes is 0.5～5cm, and applying ac high-voltage pulsed voltage value at Activated Carbon Fiber Electrodes electrode two ends is 200～1000V, and current value is 0.1～10A, and pulse duty factor is 0.1～0.25; When current through near many group Activated Carbon Fiber Electrodes the time, the algae toxin in the water by enrichment on Activated Carbon Fiber Electrodes; The reaction of many group Activated Carbon Fiber Electrodes can produce Degradation to the algae toxin of absorption; The dissolving of oxidizing substance in water that electrolysis produces can be played oxidative degradation to the algae toxin that is not adsorbed in the water.
2. the method for utilizing algae toxin in the Activated Carbon Fiber Electrodes high-voltage pulse electrolysis and degradation water according to claim 1 is characterized in that: described reactor drum is pulse electrolysis pond or settling tank or filter tank or pipeline.
3. the method for utilizing algae toxin in the Activated Carbon Fiber Electrodes high-voltage pulse electrolysis and degradation water according to claim 1; It is characterized in that: the algae toxin in the described reactor water is added electrolytic process is strengthened and catalytic assistant medicament, described assistant medicament is Fe
2+, H
2O
2, O
3, potassium permanganate and TiO
2In at least a, adopting exposes to the sun strengthens and catalysis this process into oxygen or ozone, to reach the reinforcement of algae toxin is removed.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010105546678A CN102060358B (en) | 2010-11-17 | 2010-11-17 | Method and unit device for degrading algae toxin in water by using high-voltage pulse electrolysis of activated carbon fiber electrodes |
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| Application Number | Priority Date | Filing Date | Title |
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| CN2010105546678A CN102060358B (en) | 2010-11-17 | 2010-11-17 | Method and unit device for degrading algae toxin in water by using high-voltage pulse electrolysis of activated carbon fiber electrodes |
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| CN102060358A CN102060358A (en) | 2011-05-18 |
| CN102060358B true CN102060358B (en) | 2012-06-06 |
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| CN102826693B (en) * | 2012-08-08 | 2015-09-30 | 青岛昊源环境工程技术有限公司 | A kind of method and system of electric secondary combined ultraviolet catalytic oxidation height salt organic waste water |
| CN103011336A (en) * | 2012-12-28 | 2013-04-03 | 浙江工商大学 | Titanium dioxide photocatalysis synergetic liquid phase corona discharge water treatment device and method |
| KR101746174B1 (en) * | 2015-10-13 | 2017-06-12 | 김상욱 | Water treatment apparatus using electrostatic field |
| CN106908282A (en) * | 2015-12-22 | 2017-06-30 | 赵志强 | A kind of collection processing method of miniature suspension particulate matter |
| CN109534564B (en) * | 2018-12-04 | 2019-10-08 | 朴成淑 | A kind of natural selenium-rich water filtration method |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101698523A (en) * | 2009-12-01 | 2010-04-28 | 陆秀英 | Method for applying molded carbon in treatment of industrial waste water by electroflocculation |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101698523A (en) * | 2009-12-01 | 2010-04-28 | 陆秀英 | Method for applying molded carbon in treatment of industrial waste water by electroflocculation |
Non-Patent Citations (2)
| Title |
|---|
| 王爱民等."活性碳纤维阴极电芬顿反应降解微囊遭毒素研究".《高等学校化学学报》.2005,(第9期),1669－1672. |
| 王爱民等."活性碳纤维阴极电芬顿反应降解微囊遭毒素研究".《高等学校化学学报》.2005,(第9期),1669-1672. * |
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