CN101844822B - Three-dimensional electrode/ electro-Fenton reactor - Google Patents
Three-dimensional electrode/ electro-Fenton reactor Download PDFInfo
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- CN101844822B CN101844822B CN201010168426XA CN201010168426A CN101844822B CN 101844822 B CN101844822 B CN 101844822B CN 201010168426X A CN201010168426X A CN 201010168426XA CN 201010168426 A CN201010168426 A CN 201010168426A CN 101844822 B CN101844822 B CN 101844822B
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Abstract
The invention discloses a three-dimensional electrode/ electro-Fenton reactor, relating to a water treatment reactor. The reactor comprises a main reaction tank and a footstock. The whole reactor is round, and the footstock is provided with a DC voltage-stabilized power supply, mixing equipment, an indicating meter, an aerator, pH conditioning equipment and a pH detector; an water inlet, a pH probe, an acid adding tube and an alkali adding tube are arranged on the upper part of the main reaction tank; the main reaction tank is provided with an anode and a cathode; the mixing equipment passes through the inside of cathode; a water outlet, a round aeration disk and a mud disposal port are arranged on the lower of the main reaction tank; the aeration disk is arranged on the lower part of the water outlet; and the mud disposal port is arranged at the bottom of the reactor. The reactor is provided with a net-like annular anode and a hollow columnar cathode, and adopts round design to cause material in the reactor to be evenly mixed without the blind angle; in addition, the reactor has high electrolytic efficiency and can treat organic waste water which is hard to be degraded.
Description
Technical field
The present invention relates to a kind of water processing reactor, particularly relate to a kind of three-dimensional electrode/electro-Fenton reactor, this reactor drum can be used for handling the industrial organic waste water of difficult degradation.
Background technology
Along with the raising of Economic development and living standards of the people, discharged volume of industrial waste water increases year by year, and composition is also increasingly sophisticated, and for the organism of difficult for biological degradation in the trade effluent, still lacks thoroughly treatment process efficiently at present.Conventional art some can only make pollutent shift, and produces serious secondary pollution; Some is bad adaptability then, and is often powerless when Pollutant levels are too high or too low.Therefore, must take practical measures that this pollutant is handled.
The three-dimensional electrode/electro-Fenton method is a kind of novel electro-chemical water treatment technology; This technology puts forward on three-diemsnional electrode method and electro-fenton process basis; It is poor to two-dimensional flat plate electro-fenton process mass transfer effect, current efficiency is hanged down shortcomings such as reaching the energy consumption height, and granule electrode is incorporated in the electric Fenton system, has increased the surface-area of working electrode; Improve mass transfer effect, thereby greatly improved current efficiency and unit space-time yield.But this method does not still have clear and definite integrated reacting device in experiment and application process at present.
Summary of the invention
The object of the present invention is to provide a kind of incorporate three-dimensional electrode/electro-Fenton reactor; This reactor drum is provided with netted circular anode and open column shape negative electrode; And employing circular design; Make in the reactor drum to mix, do not have the dead angle, and electrolytic efficiency is high, can realize the purpose that organic wastewater with difficult degradation thereby is handled.
The objective of the invention is to realize through following technical scheme:
Three-dimensional electrode/electro-Fenton reactor; Comprise main reaction pond and footstock; This reactor monolith is rounded, and its footstock is provided with and adds sour switch, sour storage device, adder-subtractor, alkaline reserve device, strength of current adjusting knob, strength of current display instrument, the emphasical display instrument of stirring, stirring and adjusting knob, power switch and pH value display instrument; Main reaction pond top is provided with water-in, pH probe, adds acid tube, adds the alkali pipe, adds acid tube and adds the alkali pipe outside and be respectively equipped with and add sour sleeve pipe and add the alkali sleeve pipe; Be provided with netted circular anode and open column shape negative electrode in the main reaction pond; The anode outside is provided with the plate supply sleeve pipe, and the negative electrode outside is provided with the porous cathode sleeve pipe, and whipping device passes through from negative electrode inside; The whipping device bottom is provided with blade; Below, main reaction pond is provided with water outlet, circular aeration plate and mud discharging mouth, and aeration plate is positioned at the water outlet below, and mud discharging mouth is positioned at reactor bottom.
Aforesaid three-dimensional electrode/electro-Fenton reactor, the technical process of this reactor drum is: sewage gets into reactor drum by water-in, through adding sour switch, adding the alkali switch to reacting required pH value; Start the voltage stabilized source switch, the strength of current adjusting knob is opened the stirring and adjusting button and is stirred to reacting required strength of current; Carry out aeration through the bottom device dish that exposes to the sun at negative electrode and reactor bottom again; Water after the processing is discharged through water outlet, and mud and throw out are discharged through mud discharging mouth at the bottom of the reactor drum.
Aforesaid three-dimensional electrode/electro-Fenton reactor, in the reaction process, the potential of hydrogen of solution in the pH probe assaying reaction device, strength of current display instrument, stirring intensity display instrument show electric current and stirring intensity value.
Advantage of the present invention and effect are:
1. reactor drum of the present invention adopts circular design, makes in the reactor drum to mix, and no dead angle fully guarantees treatment effect;
2. the whipping device of reactor drum of the present invention passes through from the open column shape electrode interior, and mixing effect is remarkable;
3. for overcoming the defective of classic flat-plate electrode, reactor drum of the present invention adopts netted circular anode, can strengthen the contact area of anode and solution, and then improves anode electrolysis speed; Adopt the open column shape negative electrode, can guarantee that the distance of anode and cathode equates that everywhere electrolytic efficiency improves greatly; Inside reactor is filled by a large amount of granule electrodes and iron filings between the anode and cathode, makes inside reactor form the 3 D stereo electrode space, has accelerated the amount of hydroxyl radical free radical and the speed of generation;
4. height for reactor of the present invention is integrated; Operational administrative is simple: this device is all concentrated various device, instrument and by-pass cock and is arranged on the reactor head face version; Very compact on the structure; After feeding waste water, only needing easily to start each button is the purpose that the achievable pair organic wastewater with difficult degradation thereby is handled;
5. reactor drum level of automation of the present invention is high, can realize the demonstration directly perceived and the debugging of current density, pH value, stirring intensity, can reach the water treatment situation that adapts to different quality through directly or indirectly changing various factors;
6. reactor for treatment cost of the present invention is low: different with the common electrical chemical devices, reactor drum of the present invention needn't add hydrogen peroxide and Fe
2+The two all has electrolysis to produce; Only need switch on and regulate suitable pH value when handling waste water, just can reach the purpose that advanced oxidation is handled organic wastewater with difficult degradation thereby, use the effect of reactor for treatment waste water of the present invention to be significantly higher than common three-diemsnional electrode method and independent electro-fenton process;
7. inside reactor of the present invention can be realized multiple function, and can give full play to each self-reacting advantage, forms synergistic effect, helps improving the economy and the practicality of technology.
Description of drawings
Fig. 1 is a reactor drum vertical view of the present invention;
Fig. 2 is a reactor monolith structural representation of the present invention;
Fig. 3 is a reactor process schema of the present invention.
Embodiment
With reference to the accompanying drawings the present invention is described further
Be labeled as among the figure: 1-adds sour switch; 2-acid storage device; The 3-adder-subtractor; 4-alkaline reserve device; 5-strength of current adjusting knob; 6-strength of current display instrument; 7-stirs and stresses display instrument; 8-stirring and adjusting knob; The 9-power switch; 10-pH value display instrument; The 11-pH probe; 12-adds acid tube; 13-adds the alkali pipe; The 14-negative electrode; The 15-anode; The 16-blade; The 17-aeration plate; The 18-water-in; The 19-water outlet; The 20-mud discharging mouth; The 21-iron filings; The 22-granule electrode.
The application's reactor monolith is rounded; Comprise main reaction pond and footstock; Wherein footstock is provided with D.C. regulated power supply, whipping device, indicating instrument, aerator, pH regulator equipment and pH means of detection; Concentrate on the footstock outside surface to be provided with to add sour switch 1, sour storage device 2, adder-subtractor 3, alkaline reserve device 4, strength of current adjusting knob 5, strength of current display instrument 6, stir and stress display instrument 7, stirring and adjusting knob 8, power switch 9 and pH value display instrument 10, and control through supervisory control desk respectively; Main reaction pond top is provided with water-in 18, pH probe 11, adds acid tube 12, adds alkali pipe 13, adds acid tube 12 and adds alkali pipe 13 outsides and be respectively equipped with and add sour sleeve pipe and add the alkali sleeve pipe; Be provided with netted circular anode 15 and open column shape negative electrode 14 in the main reaction pond; Anode 15 outsides are provided with the plate supply sleeve pipe, and negative electrode 14 outsides are provided with the porous cathode sleeve pipe, and whipping device passes through from negative electrode 14 inside; The whipping device bottom is provided with blade 16; Below, main reaction pond is provided with water outlet 19, circular aeration plate 17 and mud discharging mouth 20, and aeration plate 17 is positioned at water outlet 19 belows, and mud discharging mouth 20 is positioned at reactor bottom.
Directly directly contact the generation short circuit phenomenon for fear of anode and cathode with granule electrode 22, at negative electrode arranged outside porous cathode sleeve pipe, anode arranged outside plate supply sleeve pipe.After sewage gets into reactor drum by water-in 18; At first through adding sour switch 1, adding alkali switch 3 and come the required pH value of conditioned reaction; Reacting required acid adds by adding acid tube 12; React required alkali and add,, adopt respectively to add sour sleeve pipe and add the alkali sleeve pipe respectively to adding acid tube 12 and adding alkali pipe 13 and protect in order to prevent to add acid tube 12 and to add alkali pipe 13 and directly contact with waste water by adding alkali pipe 13.Required soda acid is by sour storage device 2, alkaline reserve device 4 deposits in the electrolytic process.Start voltage stabilized source switch 9 then, through regulating strength of current adjusting knob 5 to required strength of current, strength of current numerical value is read by strength of current display instrument 6.Open stirring and adjusting button 8, stirring intensity is read by stirring intensity display instrument 7.Velocity of rotation through blade 16 is controlled stirring intensity, and it is stirred.Carry out aeration through the bottom device dish 17 that exposes to the sun at negative electrode 14 and reactor bottom, aeration intensity can satisfy granule electrode 22 and be suspended in the reactor drum with iron filings 21.Along with the carrying out of reaction, the pH value of solution will change in the reactor drum, and the potential of hydrogen in the solution is measured by pH probe 11 at this moment, and reads the pH value by pH value display instrument 10.After reaction for some time, the water after the processing is discharged by water outlet 19.Pool bottom sludge and throw out are discharged by mud discharging mouth 20.
Apparatus of the present invention combine three-diemsnional electrode method and electro-fenton process, can in engineering and test, do the sound attitude and use, and can select to adopt three-diemsnional electrode method and electro-fenton process or three-dimensional electrode/electro-Fenton method processing waste water according to practical situation.
Claims (2)
1. three-dimensional electrode/electro-Fenton reactor; Comprise main reaction pond and footstock; It is characterized in that; This reactor monolith is rounded, and its footstock is provided with and adds sour switch (1), sour storage device (2), adder-subtractor (3), alkaline reserve device (4), strength of current adjusting knob (5), strength of current display instrument (6), stirring intensity display instrument (7), stirring and adjusting knob (8), voltage stabilized source switch (9) and pH value display instrument (10); Main reaction pond top is provided with water-in (18), pH probe (11), adds acid tube (12), adds alkali pipe (13), adds acid tube (12) and adds alkali pipe (13) outside and be respectively equipped with and add sour sleeve pipe and add the alkali sleeve pipe; Be provided with netted circular anode (15) and open column shape negative electrode (14) in the main reaction pond; Anode (15) outside is provided with the plate supply sleeve pipe, and negative electrode (14) outside is provided with the porous cathode sleeve pipe, and whipping device passes through from negative electrode (14) inside; The whipping device bottom is provided with blade (16); Below, main reaction pond is provided with water outlet (19), circular aeration plate (17) and mud discharging mouth (20), and aeration plate (17) is positioned at water outlet (19) below, and mud discharging mouth (20) is positioned at reactor bottom.
2. three-dimensional electrode/electro-Fenton reactor according to claim 1 is characterized in that the technical process of this reactor drum is: sewage gets into reactor drum by water-in (18), through adding sour switch (1), adder-subtractor (3) to reacting required pH value; Start voltage stabilized source switch (9), strength of current adjusting knob (5) is opened stirring and adjusting button (8) and is stirred to reacting required strength of current; Carry out aeration through bottom aeration plate (17) at negative electrode (14) and reactor bottom again; Water after the processing is discharged through water outlet (19), and mud and throw out are discharged through mud discharging mouth (20) at the bottom of the reactor drum.
3. three-dimensional electrode/electro-Fenton reactor according to claim 1 and 2; It is characterized in that in the reaction process; The potential of hydrogen of solution in pH probe (11) assaying reaction device, strength of current display instrument (6), stirring intensity display instrument (7) show electric current and stirring intensity value.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010168426XA CN101844822B (en) | 2010-05-11 | 2010-05-11 | Three-dimensional electrode/ electro-Fenton reactor |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201010168426XA CN101844822B (en) | 2010-05-11 | 2010-05-11 | Three-dimensional electrode/ electro-Fenton reactor |
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| CN101844822A CN101844822A (en) | 2010-09-29 |
| CN101844822B true CN101844822B (en) | 2012-09-26 |
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| CN201010168426XA Expired - Fee Related CN101844822B (en) | 2010-05-11 | 2010-05-11 | Three-dimensional electrode/ electro-Fenton reactor |
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Families Citing this family (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102139938B (en) * | 2011-02-23 | 2012-07-04 | 南京赛佳环保实业有限公司 | Electro-Fenton reaction waste water treatment equipment |
| CN102674645A (en) * | 2012-05-10 | 2012-09-19 | 深圳市东森环境技术有限公司 | Sludge conditioning device and method for conditioning sludge |
| CN102942243A (en) * | 2012-11-08 | 2013-02-27 | 沈阳建筑大学 | Wastewater treatment method combining three-dimensional electrode and electric Fenton |
| JP5720665B2 (en) * | 2012-12-11 | 2015-05-20 | 住友金属鉱山株式会社 | Heavy metal removal method and heavy metal removal apparatus |
| DE102013011395A1 (en) * | 2013-07-03 | 2015-01-08 | H2O-TecSystems UG (haftungsbeschränkt) | Wastewater treatment method and apparatus for carrying out this method |
| CN103785677B (en) * | 2014-01-26 | 2016-08-17 | 河北欧美环境工程有限公司 | Heavy-metal contaminated soil reparation and leacheate recycle integrated apparatus and method thereof |
| CN103880123A (en) * | 2014-04-08 | 2014-06-25 | 中国环境科学研究院 | Sequencing batch type electro-fenton device used for acrylonitrile wastewater advanced treatment and method thereof |
| CN104828909B (en) * | 2015-05-16 | 2016-10-05 | 山东毅康科技股份有限公司 | A kind of Waste Water Treatment |
| CN106396030A (en) * | 2016-10-27 | 2017-02-15 | 沈阳建筑大学 | Method for treating printing and dyeing wastewater by adopting three-dimensional electrode-Electro-Fenton coupling |
| CN108128942A (en) * | 2017-12-29 | 2018-06-08 | 武汉恒通源环境工程技术有限公司 | A kind of modular electrochemistry sewage disposal device |
| CN108840403A (en) * | 2018-05-31 | 2018-11-20 | 长江大学 | A kind of graphite felt cathode material preparation method and modified graphite felt cathode Fenton reactor |
| CN110183013A (en) * | 2019-07-02 | 2019-08-30 | 四川大学 | A kind of processing method being concentrated by evaporation mother liquor for oil gas field produced water |
| CN110589939B (en) * | 2019-08-17 | 2023-04-11 | 湖南科技大学 | Three-dimensional funnel type electric Fenton device and degradation-resistant organic wastewater treatment method |
| CN111960512A (en) * | 2020-05-22 | 2020-11-20 | 严惠琴 | Fenton-like solid-phase catalyst for refractory wastewater and wastewater treatment process thereof |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1151084C (en) * | 2002-01-16 | 2004-05-26 | 中山大学 | Three-dimension electrode reactor and use for treating organic waste water |
| CN2934215Y (en) * | 2006-06-09 | 2007-08-15 | 沈阳建筑大学 | Integral reactor |
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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1151084C (en) * | 2002-01-16 | 2004-05-26 | 中山大学 | Three-dimension electrode reactor and use for treating organic waste water |
| CN2934215Y (en) * | 2006-06-09 | 2007-08-15 | 沈阳建筑大学 | Integral reactor |
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Granted publication date: 20120926 Termination date: 20140511 |