CN207294453U - Handle electrochemical oxidation-iron carbon association system of organic wastewater with difficult degradation thereby - Google Patents
Handle electrochemical oxidation-iron carbon association system of organic wastewater with difficult degradation thereby Download PDFInfo
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- CN207294453U CN207294453U CN201721835782.6U CN201721835782U CN207294453U CN 207294453 U CN207294453 U CN 207294453U CN 201721835782 U CN201721835782 U CN 201721835782U CN 207294453 U CN207294453 U CN 207294453U
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- iron carbon
- draining pump
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- anode
- electrochemical oxidation
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Abstract
The utility model discloses a kind of electrochemical oxidation iron carbon joint processing system of organic wastewater with difficult degradation thereby, it includes electrochemical oxidation reactions device, anode draining pump, iron carbon tower, cathode draining pump, iron carbon tower draining pump, mixing pit, mixing pit draining pump, sedimentation basin, electrochemical oxidation reactions device includes housing, anode, cathode, power supply, the bottom of housing is equipped with water inlet, anode and cathode are equivalent titanium-based porous tubular filter core electrode, its one end is immersed in the waste water of housing, and the other end is connected with power supply；Anode is connected by pipeline, anode draining pump with the water inlet of iron carbon tower, the water outlet of iron carbon tower is connected by iron carbon tower draining pump with mixing pit, cathode is also connected by pipeline, cathode draining pump with mixing pit, and mixing pit is connected by mixing pit draining pump with sedimentation basin.The system can remove persistent organic pollutants economical and efficient, lifting waste water discharge standard, realize the recycling of waste water.
Description
Technical field
The utility model belongs to field of environment engineering technology, and in particular to a kind of electrochemistry for handling organic wastewater with difficult degradation thereby
Oxidation-iron carbon association system.
Background technology
In recent years, electrochemical oxidation technology has received widespread attention in the process field of organic wastewater with difficult degradation thereby, but higher
Operating cost be still important bottleneck during its industrial applications.Electrochemical oxidation electrode used therein is generally board-like or net
Shape, in the process of running, yin, yang electrode surface can produce a large amount of bubbles, considerably increase system resistance, cause energy consumption to occupy height not
Under.Traditional solution increases the liberation of hydrogen and oxygen evolution potential of electrode mainly by the coating composition on modified electrode surface, so that
Reduce bubble yield or reduce bubble size, but it is of high cost, and the treatment effect of degradation of organic waste water can not be satisfactory.
Utility model content
In view of the deficiencies of the prior art, the utility model proposes it is a kind of handle organic wastewater with difficult degradation thereby electrochemical oxidation-
Iron carbon association system, which effectively reduces the operation energy consumption of electrochemical oxidation reactions device and the acid of iron carbon reactor, alkali are thrown
Add expense, and effectively increase the treatment effect of organic wastewater with difficult degradation thereby, concrete technical scheme is as follows：
The electrochemical oxidation of a kind of organic wastewater with difficult degradation thereby-iron carbon joint processing system, it is characterised in that the system includes
It is electrochemical oxidation reactions device 1, anode draining pump 7, iron carbon tower 8, cathode draining pump 9, iron carbon tower draining pump 10, mixing pit 11, mixed
Pond draining pump 12, sedimentation basin 13 are closed, the electrochemical oxidation reactions device 1 includes housing 2, anode 4, cathode 5, power supply 6, described
The bottom of housing 2 be equipped with water inlet 3, the anode 4 and cathode 5 are equivalent titanium-based porous tubular filter core electrode, its
One end is immersed in the waste water of the housing 2, and the other end is connected with the power supply 6；The anode 4 passes through pipeline, anode
Draining pump 7 is connected with the water inlet of the iron carbon tower 8, the water outlet of the iron carbon tower 8 by iron carbon tower draining pump 10 with
The mixing pit 11 is connected, and the cathode 5 is also connected by pipeline, cathode draining pump 9 with the mixing pit 11, described
Mixing pit 11 be connected by the mixing pit draining pump 12 with the sedimentation basin 13.
Further, the aperture of the anode 4 and cathode 5 is 50-100 μm.
Further, the power supply 6 is constant voltage dc source.
Further, the power supply 6 is electrochmical power source.
Further, the drain discharge ratio of the anode 4 and cathode 5 is 1:1.
Compared with prior art, the beneficial outcomes of the utility model are as follows：
(1) solve the bubble diffusion problem of electrode surface in electrochemical oxidation reactions device, effectively reduce electrochemistry oxygen
Change the operation energy consumption of reactor；
(2) highly basic and the strong acid draining of electrochemical oxidation reactions device cathode and anode generation are taken full advantage of, effectively reduces iron
Acid, the alkali of carbon reactor add expense；
(3) being used in combination by electrochemical oxidation reactions device and iron carbon tower, effectively increases organic wastewater with difficult degradation thereby
Treatment effect.
Brief description of the drawings
Fig. 1 is the structure diagram of the processing system of the utility model；
In figure, 1- electrochemical oxidation reactions devices, 2- housings, 3- water inlets, 4- anodes, 5- cathodes, 6- DC power supplies, 7- sun
Pole draining pump, 8- iron carbon towers, 9- cathode draining pumps, 10- iron carbon tower draining pumps, 11- mixing pits, 12- mixing pit draining pumps, 13-
Sedimentation basin.
Embodiment
The utility model is described in detail below according to attached drawing and preferred embodiment, the purpose of this utility model and effect will become
It must be more clearly understood that, below in conjunction with drawings and examples, the utility model is further elaborated.It should be appreciated that herein
Described specific embodiment only to explain the utility model, is not used to limit the utility model.
As shown in Figure 1, a kind of electrochemical oxidation-iron carbon association system for handling organic wastewater with difficult degradation thereby, it includes electrification
Learn oxidation reactor 1, anode draining pump 7, iron carbon tower 8, cathode draining pump 9, iron carbon tower draining pump 10, mixing pit 11, mixing pit
Draining pump 12, sedimentation basin 13, electrochemical oxidation reactions device 1 include housing 2, anode 4, cathode 5, power supply 6, and the bottom of housing 2 is set
There is water inlet 3, anode 4 and cathode 5 are titanium-based porous tubular filter core electrode, and its one end is immersed in the waste water of housing 2, the other end
It is connected with power supply 6；Anode 4 is connected by pipeline, anode draining pump 7 with the water inlet of iron carbon tower 8, and the water outlet of iron carbon tower 8 leads to
Cross iron carbon tower draining pump 10 with mixing pit 11 to be connected, cathode 5 is also connected by pipeline, cathode draining pump 9 with mixing pit 11, mixing
Pond 11 is connected by mixing pit draining pump 12 with sedimentation basin 13.
Wherein, anode 4 and cathode 5 are completely equivalent titanium-based porous tubular filter core electrode, and the aperture of micropore is 50-100 μ
The drain discharge ratio of m, anode 4 and cathode 5 is 1:1；Power supply uses constant voltage dc source or electrochmical power source.
The utility model effectively solves the resistance increase effect of bubble generation, porous tubular using porous tubular filter core electrode
Filter core electrode is hollow structure, and in the process of running, waste water is using the pattern of " Zhou Jinzhong goes out ", porous tubular filter core electrode hair
The effect of aqueduct is waved, since external pressure is higher than internal pressure, the bubble that wastewater electrolytic produces does not expand in electrode inner surface
Main body water phase is dissipated to, the resistance increase effect that bubble can be avoided to produce, effectively reduces system energy consumption.Meanwhile anode can produce by force
Acid effluent, and cathode can produce strong basicity draining.Set it is well known that iron carbon tower is also processing the common of organic wastewater with difficult degradation thereby
Standby, it needs to adjust acid and alkali tune, the expense that soda acid adds to account for the 50-70% of overall running cost in the process of running.It will use micro-
The electrochemical oxidation reactions device of hole tubular type filter core electrode is joined together with iron carbon tower, can not only improve the place of difficult organic wastewater
Effect is managed, and strong acid and the highly basic draining of electrochemical oxidation generation can be efficiently used, greatly reduces system operation cost.
The operation principle of electrochemical oxidation-iron carbon association system of the processing organic wastewater with difficult degradation thereby of the utility model is such as
Under：
In electrochemical oxidation reactions device 1, when DC power supply 6 is powered, anion is moved to anode 4 in waste water, sun from
Son is moved to cathode 5, is in the main reaction that 4 surface of anode occurs：
2Cl-=Cl2+2e-
Cl2+H2O=HClO+HCl
HClO=H++ClO-
4 draining of anode contains the HClO of strong oxidizing property, and it is organic hardly degraded organic substance can be oxidized to degradable small molecule
Thing, or even it is oxidized to CO2。
It is in the main reaction that 5 surface of cathode occurs：
2H2O+2e-=H2+2OH-
Na++OH-=NaOH
5 draining of cathode is strong basicity, and salinity is higher.
When the acid effluent of anode 4 is pumped to iron carbon tower 8, following galvanic interaction occurs in tower：
Anode：Fe-2e-=Fe2+
Cathode：2H++2e-=2 [H]=H2
React the nascent state Fe produced2+[H], has high chemism, can aoxidize and reducing waste water in many organic matters,
Make organic matter that the effect such as chain rupture, open loop occur.
When 5 draining of cathode is pumped into mixing pit 11, acid-base neutralization reaction occurs, due to consuming part H in iron carbon tower 8+,
So waste water is as follows in alkalescence, the key reaction of generation in mixing pit 11：
H++OH-=H2O
Fe2++2OH-=Fe (OH)2
Fe3++3OH-=Fe (OH)3
In sedimentation basin 13, the Fe (OH) of generation2With Fe (OH)3Generation flocculation precipitation reaction, while it is organic to remove part
Pollutant.
The system can economical and efficient removal persistent organic pollutants, the water standard of lifting waste water discharge, and favorably
In the recycling for realizing waste water.
Above-mentioned specific embodiment is used for illustrating the utility model, rather than the utility model is limited, at this
The spirit of utility model and any modifications and changes in the protection domain of principles and requirements, made to the utility model, both fall within
The scope of protection of the utility model.
Claims (5)
1. the electrochemical oxidation of a kind of organic wastewater with difficult degradation thereby-iron carbon joint processing system, it is characterised in that the system includes electricity
Chemical oxidation reaction device (1), anode draining pump (7), iron carbon tower (8), cathode draining pump (9), iron carbon tower draining pump (10), mixing
Pond (11), mixing pit draining pump (12), sedimentation basin (13), the electrochemical oxidation reactions device (1) include housing (2), anode
(4), cathode (5), power supply (6), the bottom of the housing (2) are equipped with water inlet (3), and the anode (4) and cathode (5) are
Equivalent titanium-based porous tubular filter core electrode, its one end are immersed in the waste water of the housing (2), the other end and the power supply
(6) it is connected；The anode (4) is connected by pipeline, anode draining pump (7) with the water inlet of the iron carbon tower (8), described
The water outlet of iron carbon tower (8) be connected by iron carbon tower draining pump (10) with the mixing pit (11), the cathode (5) is logical
Cross pipeline, cathode draining pump (9) also with the mixing pit (11) to be connected, the mixing pit (11) passes through the mixing pit
Draining pump (12) is connected with the sedimentation basin (13).
2. the electrochemical oxidation of organic wastewater with difficult degradation thereby according to claim 1-iron carbon joint processing system, its feature exist
In the aperture of the anode (4) and cathode (5) is 50-100 μm.
3. the electrochemical oxidation of organic wastewater with difficult degradation thereby according to claim 1 or 2-iron carbon joint processing system, it is special
Sign is that the power supply (6) is constant voltage dc source.
4. the electrochemical oxidation of organic wastewater with difficult degradation thereby according to claim 1 or 2-iron carbon joint processing system, it is special
Sign is that the power supply (6) is electrochmical power source.
5. the electrochemical oxidation of organic wastewater with difficult degradation thereby according to claim 1-iron carbon joint processing system, its feature exist
In the drain discharge ratio of the anode (4) and cathode (5) is 1:1.
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| CN201721835782.6U CN207294453U (en) | 2017-12-25 | 2017-12-25 | Handle electrochemical oxidation-iron carbon association system of organic wastewater with difficult degradation thereby |
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| CN201721835782.6U CN207294453U (en) | 2017-12-25 | 2017-12-25 | Handle electrochemical oxidation-iron carbon association system of organic wastewater with difficult degradation thereby |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108178387A (en) * | 2017-12-25 | 2018-06-19 | 浙江飞源环境工程有限公司 | A kind of electrochemical oxidation-iron carbon association system for handling organic wastewater with difficult degradation thereby |
| CN113697966A (en) * | 2021-09-02 | 2021-11-26 | 南京信息工程大学 | Treatment system and treatment method for mariculture wastewater |
-
2017
- 2017-12-25 CN CN201721835782.6U patent/CN207294453U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108178387A (en) * | 2017-12-25 | 2018-06-19 | 浙江飞源环境工程有限公司 | A kind of electrochemical oxidation-iron carbon association system for handling organic wastewater with difficult degradation thereby |
| CN113697966A (en) * | 2021-09-02 | 2021-11-26 | 南京信息工程大学 | Treatment system and treatment method for mariculture wastewater |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: Hangzhou City, Zhejiang province 310011 Gongshu District Xiangfu Street hole Jia Dai Cun 160, No. 161 Building 1 room 514 Patentee after: Zhejiang feiyuan Environmental Technology Co.,Ltd. Address before: Hangzhou City, Zhejiang province 310011 Gongshu District Xiangfu Street hole Jia Dai Cun 160, No. 161 Building 1 room 514 Patentee before: ZHEJIANG FEIYUAN ENVIRONMENTAL ENGINEERING Co.,Ltd. |
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| CP02 | Change in the address of a patent holder | ||
| CP02 | Change in the address of a patent holder |
Address after: 310012 building F, building a, Tiantang Software Park, No.3 xidoumen Road, Xihu District, Hangzhou City, Zhejiang Province Patentee after: Zhejiang feiyuan Environmental Technology Co.,Ltd. Address before: Hangzhou City, Zhejiang province 310011 Gongshu District Xiangfu Street hole Jia Dai Cun 160, No. 161 Building 1 room 514 Patentee before: Zhejiang feiyuan Environmental Technology Co.,Ltd. |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Electrochemical oxidation-iron-carbon association system for processing refractory organic waste water Effective date of registration: 20200618 Granted publication date: 20180501 Pledgee: Hangzhou United Rural Commercial Bank Limited by Share Ltd. Baoshan Branch Pledgor: Zhejiang feiyuan Environmental Technology Co.,Ltd. Registration number: Y2020330000343 |
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| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20230626 Granted publication date: 20180501 Pledgee: Hangzhou United Rural Commercial Bank Limited by Share Ltd. Baoshan Branch Pledgor: Zhejiang feiyuan Environmental Technology Co.,Ltd. Registration number: Y2020330000343 |