CN108892212A - A kind of electrocatalytic method sewage disposal system and its method - Google Patents

A kind of electrocatalytic method sewage disposal system and its method Download PDF

Info

Publication number
CN108892212A
CN108892212A CN201810951847.6A CN201810951847A CN108892212A CN 108892212 A CN108892212 A CN 108892212A CN 201810951847 A CN201810951847 A CN 201810951847A CN 108892212 A CN108892212 A CN 108892212A
Authority
CN
China
Prior art keywords
electro
catalysis
oxidation
generator
electrocatalytic
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
Application number
CN201810951847.6A
Other languages
Chinese (zh)
Inventor
王俊清
许劲松
王喆
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
SHENYANG HUAQING ENERGY-SAVING AND ENVIRONMENTAL PROTECTION TECHNOLOGY Co Ltd
Original Assignee
SHENYANG HUAQING ENERGY-SAVING AND ENVIRONMENTAL PROTECTION TECHNOLOGY Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by SHENYANG HUAQING ENERGY-SAVING AND ENVIRONMENTAL PROTECTION TECHNOLOGY Co Ltd filed Critical SHENYANG HUAQING ENERGY-SAVING AND ENVIRONMENTAL PROTECTION TECHNOLOGY Co Ltd
Priority to CN201810951847.6A priority Critical patent/CN108892212A/en
Publication of CN108892212A publication Critical patent/CN108892212A/en
Pending legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • C02F1/46Treatment of water, waste water, or sewage by electrochemical methods
    • C02F1/461Treatment of water, waste water, or sewage by electrochemical methods by electrolysis
    • C02F1/467Treatment of water, waste water, or sewage by electrochemical methods by electrolysis by electrochemical disinfection; by electrooxydation or by electroreduction
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • C02F1/46Treatment of water, waste water, or sewage by electrochemical methods
    • C02F1/461Treatment of water, waste water, or sewage by electrochemical methods by electrolysis
    • C02F1/46104Devices therefor; Their operating or servicing
    • C02F1/46109Electrodes
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • C02F1/46Treatment of water, waste water, or sewage by electrochemical methods
    • C02F1/461Treatment of water, waste water, or sewage by electrochemical methods by electrolysis
    • C02F1/465Treatment of water, waste water, or sewage by electrochemical methods by electrolysis by electroflotation
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • C02F1/46Treatment of water, waste water, or sewage by electrochemical methods
    • C02F1/461Treatment of water, waste water, or sewage by electrochemical methods by electrolysis
    • C02F1/467Treatment of water, waste water, or sewage by electrochemical methods by electrolysis by electrochemical disinfection; by electrooxydation or by electroreduction
    • C02F1/4672Treatment of water, waste water, or sewage by electrochemical methods by electrolysis by electrochemical disinfection; by electrooxydation or by electroreduction by electrooxydation
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • C02F1/46Treatment of water, waste water, or sewage by electrochemical methods
    • C02F1/461Treatment of water, waste water, or sewage by electrochemical methods by electrolysis
    • C02F1/46104Devices therefor; Their operating or servicing
    • C02F1/46109Electrodes
    • C02F2001/46133Electrodes characterised by the material
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • C02F1/46Treatment of water, waste water, or sewage by electrochemical methods
    • C02F1/461Treatment of water, waste water, or sewage by electrochemical methods by electrolysis
    • C02F1/46104Devices therefor; Their operating or servicing
    • C02F1/46109Electrodes
    • C02F2001/46133Electrodes characterised by the material
    • C02F2001/46138Electrodes comprising a substrate and a coating
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • C02F1/46Treatment of water, waste water, or sewage by electrochemical methods
    • C02F1/461Treatment of water, waste water, or sewage by electrochemical methods by electrolysis
    • C02F1/46104Devices therefor; Their operating or servicing
    • C02F1/46109Electrodes
    • C02F2001/46152Electrodes characterised by the shape or form
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2101/00Nature of the contaminant
    • C02F2101/30Organic compounds
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2201/00Apparatus for treatment of water, waste water or sewage
    • C02F2201/46Apparatus for electrochemical processes
    • C02F2201/461Electrolysis apparatus
    • C02F2201/46105Details relating to the electrolytic devices
    • C02F2201/4611Fluid flow
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2201/00Apparatus for treatment of water, waste water or sewage
    • C02F2201/46Apparatus for electrochemical processes
    • C02F2201/461Electrolysis apparatus
    • C02F2201/46105Details relating to the electrolytic devices
    • C02F2201/4612Controlling or monitoring
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2201/00Apparatus for treatment of water, waste water or sewage
    • C02F2201/46Apparatus for electrochemical processes
    • C02F2201/461Electrolysis apparatus
    • C02F2201/46105Details relating to the electrolytic devices
    • C02F2201/4616Power supply
    • C02F2201/4617DC only

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Organic Chemistry (AREA)
  • Water Treatment By Electricity Or Magnetism (AREA)

Abstract

The invention belongs to technical field of sewage, in particular to a kind of electrocatalytic method sewage disposal system and its method.Electrocatalytic method sewage disposal system includes:Flow regulator, electro-catalysis direct oxidation generator, electro-catalysis indirect oxidation and separator, power supply system and control system, flow regulator are connect with electro-catalysis direct oxidation generator;The reduction reaction that oxidation and cathode occur on positive and negative the two poles of the earth to the harmful substance in waste water by catalytic oxidation process respectively for electro-catalysis direct oxidation generator transforms into innocuous substance;Electro-catalysis indirect oxidation and separator are further indirect catalysis oxidation and to carry out the separation of pollutant to the cleaned waste water of electro-catalysis generator;Power supply system provides DC current for the electro-catalysis process of electro-catalysis generator;Control system is used to control the monitoring and automatic running of electrocatalytic method sewage disposal system.The present invention has the characteristics that the service life is long, low energy consumption, electro catalytic activity is strong, high treating effect, stability are good.

Description

A kind of electrocatalytic method sewage disposal system and its method
Technical field
The invention belongs to technical field of sewage, in particular to a kind of electrocatalytic method sewage disposal system and its method.
Background technique
For containing the organic industrial sewages such as a large amount of heterocyclic compounds difficult to degrade, bio-toxicity is big, using electrocatalytic oxidation Change method carries out effective industrial wastewater pretreatment or advanced treating, have be not required to add chemical agent, without secondary pollution, equipment accounts for Ground area is small, simple operation and other advantages, be a kind of " environmental-friendly ", have advanced technologies using future.But its highly energy-consuming and Metal oxide electrode life problems are the industrialized maximum bottleneck of limitation the method.
Summary of the invention
In view of the above-mentioned problems, the purpose of the present invention is to provide a kind of electrocatalytic method sewage disposal system and its method, it should System can be applied to handle high saliferous organic industry and breeding wastewater, with the service life is long, low energy consumption, electro catalytic activity is strong, processing The features such as effect is good, stability is good.
To achieve the goals above, the present invention uses following technical scheme:
A kind of electrocatalytic method sewage disposal system, which is characterized in that sent out including flow regulator, electro-catalysis direct oxidation Raw device, electro-catalysis indirect oxidation and reaction separating device, power supply system and control system, wherein:
The flow regulator is connect with electro-catalysis direct oxidation generator, straight into electro-catalysis to measure and adjust Connect the wastewater flow in pneumatogen;
The electro-catalysis direct oxidation generator passes through electrocatalytic oxidation and reduction process to the harmful substance in waste water Oxidation occurs respectively on positive and negative the two poles of the earth and reduction reaction transforms into innocuous substance, to realize purification of waste water;
The electro-catalysis indirect oxidation and reaction separating device are connect with the electro-catalysis direct oxidation generator, to right The cleaned waste water of the electro-catalysis direct oxidation generator carries out indirect catalysis oxidation, and pollutant is made finally to be oxidized degradation simultaneously Carry out the separation of pollutant;
The power supply system is connect with the electro-catalysis direct oxidation generator, is the electro-catalysis direct oxidation generator Electro-catalysis process provide DC power supply;
The control system is used to control the monitoring of the electrocatalytic method sewage disposal system, fault inquiry alarm, power supply The automatic running of the start and stop of power supply and self-adapting operation and system.
The electro-catalysis direct oxidation generator includes electro-catalysis direct oxidation generator cabinet and is set to the electricity and urges Change the intracorporal multiple groups three-dimensional suspension plate type electrocatalytic oxidation electrode group of direct oxidation generator case, the three-dimensional suspension plate type electricity is urged Changing oxidizing electrode group includes anode, cathode and the three-dimensional plate type electrode being set between anode and cathode, the anode and yin Pole passes through anode connecting line respectively and cathode connecting line is connect with power supply system.
The anode is the Titanium base β-PbO being made of Titanium base, bottom, middle layer and superficial layer2Combination electrode.
Multi-element metal oxide is coated on the Titanium base forms the bottom;α-the PbO of electro-deposition on the bottom2Plating Layer forms the middle layer;Electro-deposition β-PbO in the middle layer2Coating forms the superficial layer.
The cathode is titanium plate or titanium net, and the three-dimensional plate type electrode is board-like active carbon or active carbon fibre vinylon and cotton blend.
The anode with a thickness of 1.0~4.0mm, the cathode with a thickness of 0.5~4.0mm, the board-like electricity of three-dimensional Pole with a thickness of 4.0~8.0mm.
The anode is connect by anode connecting line with the anode of the power supply system, and the cathode passes through cathode connecting line It is connect with the cathode of the power supply system, the plate type electrode is connected by the anode and cathode of fixing bolt and two sides.
The electro-catalysis indirect oxidation and reaction separating device are using the indirect catalytic oxidation for scraping slag and power stirring Sedimentation basin.
A kind of method of the electrocatalytic method sewage disposal system processing sewage, the described method comprises the following steps:
First order processing, in electro-catalysis direct oxidation generator, harmful substance in waste water by electrolytic process sun, Catalysis oxidation occurs on negative the two poles of the earth respectively and reduction reaction transforms into innocuous substance, carries out purification of waste water;
The waste water of second level processing, the purification of electro-catalysis direct oxidation generator enters electro-catalysis indirect oxidation and Reaction Separation In device, indirect catalysis oxidation is carried out, generating using the anion in waste water with anodic oxidation reactions has strong oxidation Intermediate material makes pollutant further by catalyzing oxidizing degrading and carries out the separation of pollutant;Realize sewage purification after discharge or It is used as the pretreatment system of biochemical sewage treatment system.
It measures and adjusts by flow regulator into the wastewater flow in the electro-catalysis direct oxidation generator.
The invention has the advantages and beneficial effects that:
1. the anode of electro-catalysis direct oxidation generator of the invention is used by Titanium base, bottom, middle layer and superficial layer The novel Titanium base β-PbO constituted2Combination electrode, the PbO for using electrochemical means to prepare2It is obtained compared to chemical method PbO2With better electric conductivity.This electrode can substantially reduce β-PbO2The brittleness and distortion of coating, can be in the higher condition of temperature Under acidity or alkaline medium in use, do not fall off with Titanium base, but natural wastage, the service life of electrode can be made to obviously increase, Catalytic activity is excellent, is the acidproof catalyticing anode of comparatively ideal oxygen evolution potential in acid solution, makees anode with Pb than simple Save electric energy, and have good corrosion resistance and long-life, catalytic activity is excellent, stability is good, can be at higher current densities (current density 50A/m2~1000A/m2) characteristic that uses.
2. the present invention is using the novel Titanium base β-PbO being made of Titanium base, bottom, middle layer and superficial layer2Compound electric Extremely anode, titanium plate or titanium net are cathode, and board-like active carbon is the three-dimensional suspension plate type electrocatalytic oxidation electricity of three-dimensional plate type electrode Pole group.Its three-dimensional suspension plate type electrocatalytic oxidation electrode group, is not only urged better than the biggish fill-type conventional three-dimensional electricity of short circuit current Change oxidizing electrode group (filling catalysis conducting particles or addition insulating particle between pole plate), also superior to the biggish three-dimensional line of by-pass current Shape particle suspension type electrocatalytic oxidation electrode group (hangs three dimensional particles activated carbon catalysis electrode) between pole plate, both relatively reduced short Road electric current and by-pass current are to improve the utilization efficiency of electric energy.When being applied to Industrial Wastewater Treatment, there is treatment effeciency Height, and relative to two-dimentional electro catalytic electrode group and other three-dimensional electrocatalytic oxidation electrode groups (fill-type and linear catalytic particles minor) The characteristics of low energy consumption, and electro catalytic activity and opposite energy-saving effect significantly improve.
3. electrocatalytic method sewage disposal system of the invention, it is straight to realize control system, adaptation power supply power supply, electro-catalysis It connects pneumatogen, electro-catalysis indirect oxidation and separator to organically combine, integrated automatic running, improves catalysis oxidation effect Rate reduces energy consumption.
Detailed description of the invention
Fig. 1 is structure and process flow diagram of the invention;
Fig. 2 is the electro catalytic electrode installation combining structure schematic diagram of electro-catalysis generator of the invention;
Fig. 3 is the top view of Fig. 2;
Fig. 4 is the structural schematic diagram of three-dimensional suspension plate type electrocatalytic oxidation electrode group of the invention;
Fig. 5 is the axonometric drawing of three-dimensional suspension plate type electrocatalytic oxidation electrode group of the invention;
Fig. 6 is β-PbO of the invention2The structural schematic diagram of combination electrode (anode);
Fig. 7 is the enlarged view at I of Fig. 6.
In figure:1 is flow regulator, and 2 be electro-catalysis direct oxidation generator, and 3 be electro-catalysis indirect oxidation and separation Device, 4 be power supply system, and 5 be control system, and 6 be anode, and 7 be cathode, and 8 be plate type electrode, and 9 be anode connecting line, and 10 be yin Pole connecting line, 11 be plate type electrode messenger wire, and 12 be Titanium base, and 13 be bottom, and 14 be middle layer, and 15 be superficial layer, and 16 be fixation Bolt, 17 be electro-catalysis direct oxidation generator cabinet, and 18 be three-dimensional suspension plate type electrocatalytic oxidation electrode group.
Specific embodiment
To make the objectives, technical solutions, and advantages of the present invention clearer, right in the following with reference to the drawings and specific embodiments The present invention is described in detail.
As shown in Figure 1, a kind of electrocatalytic method sewage disposal system provided by the invention, including flow regulator 1, electricity are urged Change direct oxidation generator 2, electro-catalysis indirect oxidation and separator 3, power supply system 4 and control system 5, wherein flow is adjusted Device 1 is connect with electro-catalysis direct oxidation generator 2, to measure and adjust into electro-catalysis direct oxidation generator 2 Wastewater flow;Electro-catalysis direct oxidation generator 2 is connect with power supply system 4, passes through electro-catalysis to the harmful substance in waste water Oxidation occurs respectively on positive and negative the two poles of the earth for oxidation process and reduction reaction transforms into innocuous substance, to realize purification of waste water;Electricity Catalysis indirect oxidation and separator 3 are connect with electro-catalysis direct oxidation generator 2, to electro-catalysis direct oxidation generator The separation of the 2 cleaned indirect catalysis oxidation of waste water further progress electro-catalysis and pollutants utilizes the anion in waste water Intermediate material (such as OH, the H with strong oxidation are generated with anodic oxidation reactions2O2Deng) occur in except anode reaction Between react, so that pollutant is finally oxidized degradation and carry out the separation of pollutant;Power supply system 4 is electro-catalysis direct oxidation generation The electrocatalytic oxidation process of device 2 provides DC current;Control system 5 is used to control the prison of the electrocatalytic method sewage disposal system The automatic running of control, fault inquiry alarm, the start and stop of power supply and self-adapting operation and system.
As shown in Figure 2-5, electro-catalysis direct oxidation generator 2 includes electro-catalysis direct oxidation generator cabinet 17 and setting In the multiple groups three-dimensional suspension plate type electrocatalytic oxidation electrode group 18 in electro-catalysis direct oxidation generator cabinet 17, each three-dimensional suspension Board-like electrocatalytic oxidation electrode group 18 includes anode 6, cathode 7 and the three-dimensional plate type electrode being set between anode 6 and cathode 7 8, anode 6, cathode 7 and three-dimensional plate type electrode 8 are connected using bipolar type, and use fixing bolt 16 (material is polytetrafluoroethylene (PTFE)) It is fixed, pole plate spacing can be effectively reduced, reduces tank voltage and energy consumption, while simplifying power connection equipment and pole plate replacement operation.Sun Pole 6 connect by the anode of anode connecting line 9 and power supply system 4, and cathode 7 is born by cathode connecting line 10 and power supply system 4 Pole connection, plate type electrode 8 are connect by fixing bolt 16 with the anode 6 of two sides and cathode 7.
As shown in fig. 6-7, anode 6 is the Titanium base β-being made of Titanium base 12, bottom 13, middle layer 14 and superficial layer 15 PbO2Combination electrode has many advantages, such as that the service life is long, catalytic activity is excellent, energy saving, corrosion resistance, stability are good.
The multi-element metal oxides such as tin coating, antimony form bottom 13 on Titanium base 12;α-the PbO of electro-deposition on bottom 132 Coating forms middle layer 14;Electro-deposition β-PbO in middle layer 142Coating forms superficial layer 15.
Titanium base β-PbO2Combination electrode, the β-PbO for using electrochemical means to prepare2Combination electrode has and preferably leads Electrically.Firstly, to Titanium base 12, by pretreatment, (oil removing removes oxide, deposit metallic using direct current multiple-pulse electrodeposition process Close object stabilized zone);Secondly, the multi-element metal oxides such as the coatable tin of bottom 13, antimony, improve the stability of anode;Again, pass through The working method that control changes electro-deposition electric current deposits α-PbO2Coating (middle layer);Finally, composite electrodeposition superficial layer is β- PbO2.This electrode can substantially reduce β-PbO2The brittleness and distortion of coating can make in sulfuric acid medium under the conditions of temperature is higher With, it does not fall off with Titanium base, but natural wastage, the service life of electrode can be made to obviously increase, catalytic activity is excellent, is acid solution In comparatively ideal oxygen evolution potential acidproof catalyticing anode, than it is simple with Pb make anode save electric energy, and have it is good resistance to Corrosivity and long-life, catalytic activity is excellent, stability is good, can (current density 50A/m at higher current densities2~1000A/ m2) characteristic that uses.
Cathode 7 is titanium plate or titanium net, and three-dimensional plate type electrode 8 is board-like active carbon or active carbon fibre vinylon and cotton blend.The thickness of anode 6 For 2.0~4.0mm, cathode 7 with a thickness of 0.5~4.0mm, three-dimensional plate type electrode 8 with a thickness of 4.0~8.0mm.In energization In the case of, it is reacted by anode 6 and generates hydroxyl radical free radical (OH), ozone one kind by catalytic oxidation process at positive and negative the two poles of the earth It is upper to occur to aoxidize respectively to transform into innocuous substance degradation of organic substances with the reduction reaction of cathode, while in the cathode of catalytic electrolysis 7 micro air bubbles generated, have good air bearing effect.
Electro-catalysis indirect oxidation and separator 3, which use, to be scraped slag and stirring indirect reaction pond or scrapes slag and indirect reaction air bearing Sedimentation basin integral pool, essence is an indirect catalytic oxidation and air bearing precipitating integral pool, to realize indirect catalysis oxidation Pulp water separation afterwards, has many advantages, such as that effluent quality is good, device structure is simple, management easy to maintain;Power supply system is electro-catalysis The power supply unit of direct oxidation generator provides DC current for electrocatalytic oxidation process;The major function of control system 5 is to use In the monitoring, fault inquiry alarm, the start and stop of power supply and the self-adapting operation that control the electrocatalytic method sewage disposal system And the automatic running of system.
A kind of electrocatalytic method sewage water treatment method, work disposal process and each apparatus function feature of system:
First order processing, the metering of electromagnetism valve flow adjustment device 1 and adjust that wastewater flow is controlled by control system 5 Afterwards, flow through harmful substance in the waste water in electro-catalysis direct oxidation generator 2 by electrocatalytic oxidation and reduction process sun, Oxidation occurs respectively on negative the two poles of the earth and reduction reaction transforms into innocuous substance, to realize purification of waste water;
Second level processing, the waste water that electro-catalysis direct oxidation generator 2 purifies enter electro-catalysis indirect oxidation and separation dress After setting in 3, the waste water cleaned to the electro-catalysis direct oxidation generator 2 carries out indirect catalysis oxidation again, i.e., using useless Anion and anodic oxidation reactions in water generate intermediate material (such as OH, the H with strong oxidation2O2Deng) anode occurs Intermediate reaction except reaction makes pollutant finally be oxidized degradation and carries out the separation of pollutant, realizes sewage purification heel row It puts or as pretreatment system before biochemical sewage treatment system.
Power supply system 4 is the adaptation power supply dress for being controlled by control system 5 for electro-catalysis direct oxidation generator 2 It sets, provides the DC current for meeting electrocatalytic oxidation job requirement for electro-catalysis direct oxidation generator 02.
The major function of control system 5 is for controlling the monitoring of the electrocatalytic method sewage disposal system, fault inquiry The automatic running of alarm, the start and stop of power supply and self-adapting operation and system.
Three-dimensional suspension plate type electrocatalytic oxidation electrode group in electro-catalysis direct oxidation generator 2, not only better than short circuit electricity Biggish fill-type conventional three-dimensional electrocatalytic oxidation electrode group (filling catalysis conducting particles or addition insulating particle between pole plate) is flowed, (three dimensional particles activity is hung between pole plate also superior to the biggish Three-D linear particle suspension type electrocatalytic oxidation electrode group of by-pass current Charcoal catalysis electrode), relatively reduced short circuit current and by-pass current both to improve the utilization efficiency of electric energy.It is being applied to work When industry wastewater treatment, there is treatment effeciency height, and relative to two-dimentional electro catalytic electrode group and other three-dimensional electrocatalytic oxidation polarizing electrodes The characteristics of low energy consumption for group (fill-type and linear catalytic particles minor), and electro catalytic activity and opposite energy-saving effect significantly improve.
The indirect catalysis oxidation of electro-catalysis and separator 3, to cleaned to the electro-catalysis direct oxidation generator 2 Waste water carries out indirect catalytic oxidation treatment again, so that pollutant is finally oxidized degradation and carries out the separation of pollutant, to make The advantages that treatment effeciency of electrocatalytic method sewage disposal system is further promoted, energy consumption further decreases;Treated, and sewage reaches Mark discharges or as pretreatment system before biochemical sewage treatment system.
Present invention can apply to handle refractory organic industrial sewage, height is containing salt industrial or marine culture wastewater (for containing Have the salt of chloride ion, anode needs replacing as Titanium base ruthenium iridium composite anode), with the service life is long, low energy consumption (relative to two dimension Electric catalyticing system or three-dimensional direct electric catalyticing system), the features such as electro catalytic activity is strong, high treating effect, stability are good.
Mode the above is only the implementation of the present invention is not intended to limit the scope of the present invention.It is all in the present invention Spirit and principle within any modification, equivalent replacement, improvement, extension etc., be all contained in protection scope of the present invention It is interior.

Claims (10)

1. a kind of electrocatalytic method sewage disposal system, which is characterized in that including flow regulator (1), electro-catalysis direct oxidation Generator (2), electro-catalysis indirect oxidation and reaction separating device (3), power supply system (4) and control system (5), wherein:
The flow regulator (1) connect with electro-catalysis direct oxidation generator (2), to measure and adjust into electro-catalysis Wastewater flow in direct oxidation generator (2);
The electro-catalysis direct oxidation generator (2) is existed to the harmful substance in waste water by electrocatalytic oxidation and reduction process Oxidation occurs respectively on positive and negative the two poles of the earth and reduction reaction transforms into innocuous substance, to realize purification of waste water;
The electro-catalysis indirect oxidation and reaction separating device (3) are connect with the electro-catalysis direct oxidation generator (2), to The waste water cleaned to the electro-catalysis direct oxidation generator (2) carries out indirect catalysis oxidation, is oxidized pollutant finally Degrade and carry out the separation of pollutant;
The power supply system (4) connect with the electro-catalysis direct oxidation generator (2), occurs for the electro-catalysis direct oxidation The electro-catalysis process of device (2) provides DC power supply;
The control system (5) is used to control the monitoring of the electrocatalytic method sewage disposal system, fault inquiry alarm, power supply electricity The automatic running of the start and stop in source and self-adapting operation and system.
2. electrocatalytic method sewage disposal system according to claim 1, which is characterized in that the electro-catalysis direct oxidation hair Raw device (2) include electro-catalysis direct oxidation generator cabinet (17) and are set to the electro-catalysis direct oxidation generator cabinet (17) the multiple groups three-dimensional suspension plate type electrocatalytic oxidation electrode group (18) in, the three-dimensional suspension plate type electrocatalytic oxidation electrode group It (18) include anode (6), cathode (7) and the three-dimensional plate type electrode (8) being set between anode (6) and cathode (7), the sun Pole (6) and cathode (7) are connect by anode connecting line (9) and cathode connecting line (10) with power supply system (4) respectively.
3. electrocatalytic method sewage disposal system according to claim 2, which is characterized in that the anode (6) is by titanium-based Titanium base β-the PbO that body (12), bottom (13), middle layer (14) and superficial layer (15) are constituted2Combination electrode.
4. electrocatalytic method sewage disposal system according to claim 3, which is characterized in that coated on the Titanium base (12) Multi-element metal oxide forms the bottom (13);α-the PbO of electro-deposition on the bottom (13)2Coating forms the middle layer (14);Electro-deposition β-PbO on the middle layer (14)2Coating forms the superficial layer (15).
5. electrocatalytic method sewage disposal system according to claim 2, which is characterized in that the cathode (7) be titanium plate or Titanium net, the three-dimensional plate type electrode (8) are board-like active carbon or active carbon fibre vinylon and cotton blend.
6. electrocatalytic method sewage disposal system according to claim 2, which is characterized in that the anode (6) with a thickness of 1.0~4.0mm, the cathode (7) with a thickness of 0.5~4.0mm, the three-dimensional plate type electrode (8) with a thickness of 4.0~ 8.0mm。
7. electrocatalytic method sewage disposal system according to claim 2, which is characterized in that the anode (6) passes through anode Connecting line (9) is connect with the anode of the power supply system (4), and the cathode (7) passes through cathode connecting line (10) and the power supply The cathode of system (4) connects, and the plate type electrode (8) is connected by the anode (6) and cathode (7) of fixing bolt (16) and two sides It connects.
8. electrocatalytic method sewage disposal system according to claim 1, which is characterized in that the electro-catalysis indirect oxidation and Reaction separating device (3) is using the indirect catalytic oxidation sedimentation basin for scraping slag and power stirring.
9. a kind of method using any one of the claim 1-8 system processing sewage, which is characterized in that the method includes Following steps:
First order processing, in the electro-catalysis direct oxidation generator (2), harmful substance in waste water by electrolytic process sun, Catalysis oxidation occurs on negative the two poles of the earth respectively and reduction reaction transforms into innocuous substance, carries out purification of waste water;
The waste water of second level processing, electro-catalysis direct oxidation generator (2) purification enters electro-catalysis indirect oxidation and Reaction Separation In device (3), indirect catalysis oxidation is carried out, generating using the anion in waste water with anodic oxidation reactions has strong oxidation Intermediate material, make pollutant further by catalyzing oxidizing degrading and carry out the separation of pollutant;It is discharged after realizing sewage purification Or it is used as the pretreatment system of biochemical sewage treatment system.
10. according to the method described in claim 9, it is characterized in that, into the electro-catalysis direct oxidation generator (2) Wastewater flow is measured and is adjusted by flow regulator (1).
CN201810951847.6A 2018-08-21 2018-08-21 A kind of electrocatalytic method sewage disposal system and its method Pending CN108892212A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201810951847.6A CN108892212A (en) 2018-08-21 2018-08-21 A kind of electrocatalytic method sewage disposal system and its method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201810951847.6A CN108892212A (en) 2018-08-21 2018-08-21 A kind of electrocatalytic method sewage disposal system and its method

Publications (1)

Publication Number Publication Date
CN108892212A true CN108892212A (en) 2018-11-27

Family

ID=64354778

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201810951847.6A Pending CN108892212A (en) 2018-08-21 2018-08-21 A kind of electrocatalytic method sewage disposal system and its method

Country Status (1)

Country Link
CN (1) CN108892212A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110255785A (en) * 2019-07-13 2019-09-20 杭州胜于蓝环保科技有限公司 Electric catalyticing system and the doctorization wastewater effluent processing method for applying to the system
CN110330153A (en) * 2019-07-13 2019-10-15 杭州胜于蓝环保科技有限公司 N- p-benzoyl-Pidolidone pharmaceutical intermediate wastewater processing method

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20040059026A (en) * 2002-12-27 2004-07-05 코오롱환경서비스주식회사 A continuous electrical analytic oxidation reactor of waste water with high concentrated nitrogen compound
CN101955280A (en) * 2010-08-13 2011-01-26 南京赛佳环保实业有限公司 Technology for processing high-concentration organic wastewater in composite electrochemical method
CN102936072A (en) * 2012-04-19 2013-02-20 波鹰(厦门)科技有限公司 Nano-catalysis, electrolysis, flocculation and air-floatation device
CN105621541A (en) * 2015-12-31 2016-06-01 浙江工业大学 Transition-metal doped lead dioxide electrode for wastewater treatment as well as preparation method and application thereof
CN107215988A (en) * 2017-06-08 2017-09-29 杭州开源环保工程有限公司 A kind of advanced treatment method for carbonization wastewater
CN206635158U (en) * 2017-03-13 2017-11-14 云南滇清环境科技有限公司 A kind of EPT Process of Organic Wastewater with Electrochemical Catalytic Oxidation equipment
CN108314226A (en) * 2018-02-02 2018-07-24 哈尔滨工程大学 A kind of electro-chemical systems of processing Sewage from Ships
CN208843780U (en) * 2018-08-21 2019-05-10 沈阳华清节能环保科技有限公司 A kind of electrocatalytic method sewage disposal system

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20040059026A (en) * 2002-12-27 2004-07-05 코오롱환경서비스주식회사 A continuous electrical analytic oxidation reactor of waste water with high concentrated nitrogen compound
CN101955280A (en) * 2010-08-13 2011-01-26 南京赛佳环保实业有限公司 Technology for processing high-concentration organic wastewater in composite electrochemical method
CN102936072A (en) * 2012-04-19 2013-02-20 波鹰(厦门)科技有限公司 Nano-catalysis, electrolysis, flocculation and air-floatation device
CN105621541A (en) * 2015-12-31 2016-06-01 浙江工业大学 Transition-metal doped lead dioxide electrode for wastewater treatment as well as preparation method and application thereof
CN206635158U (en) * 2017-03-13 2017-11-14 云南滇清环境科技有限公司 A kind of EPT Process of Organic Wastewater with Electrochemical Catalytic Oxidation equipment
CN107215988A (en) * 2017-06-08 2017-09-29 杭州开源环保工程有限公司 A kind of advanced treatment method for carbonization wastewater
CN108314226A (en) * 2018-02-02 2018-07-24 哈尔滨工程大学 A kind of electro-chemical systems of processing Sewage from Ships
CN208843780U (en) * 2018-08-21 2019-05-10 沈阳华清节能环保科技有限公司 A kind of electrocatalytic method sewage disposal system

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110255785A (en) * 2019-07-13 2019-09-20 杭州胜于蓝环保科技有限公司 Electric catalyticing system and the doctorization wastewater effluent processing method for applying to the system
CN110330153A (en) * 2019-07-13 2019-10-15 杭州胜于蓝环保科技有限公司 N- p-benzoyl-Pidolidone pharmaceutical intermediate wastewater processing method
CN110255785B (en) * 2019-07-13 2023-08-04 杭州胜于蓝环保科技有限公司 Electrocatalytic system and medical wastewater effluent treatment method applied to same

Similar Documents

Publication Publication Date Title
Cho et al. Effects of electric voltage and sodium chloride level on electrolysis of swine wastewater
CN107117690A (en) Electrocatalytic oxidation handles the device and method of Recalcitrant chemicals
CN102849878B (en) Pretreatment method for industrial wastewater of pyrethroid
CN101973607A (en) Efficient electrocoagulation reactor capable of adjusting electrode distance
CN114212862A (en) Electric flocculation oxidation integrated wastewater treatment device and treatment method
CN205442898U (en) A device for PCB contains ammonia nitrogen wastewater zero release to be handled
CN108892212A (en) A kind of electrocatalytic method sewage disposal system and its method
CN106241971B (en) Pulse electrolytic flocculation device and treatment method for simultaneously treating electroplating wastewater and organic wastewater
CN205892821U (en) A electrochemical reaction pool for polar plate interval that sewage treatment is adjustable
CN208843780U (en) A kind of electrocatalytic method sewage disposal system
CN105236629A (en) Double-effect electrolysis waste water treatment device
CN104310671A (en) Three-dimensional electrode electro-catalytic reactor wastewater treatment method employing intermittent power supply
CN101985372A (en) Electrolytic equipment for sewage treatment by EFT
CN201882958U (en) High-efficient electrocoagulation reactor capable of adjusting pitches among electrodes
CN201850163U (en) Environment friendly technology (EFT) sewage treatment electrolysis equipment
CN200958062Y (en) Electrocatalytic waste-water processor of automatic efficient energy-saving
CN211036173U (en) Acid electrolyte decontamination plant
CN210825559U (en) Electrochemical treatment integrated device for water treatment
CN203613055U (en) Treatment device for wastewater with high salinity and chlorine
CN208545165U (en) Intelligent circulation water treatment facilities electrode special
RU2038323C1 (en) Equipment for purification and disinfection of water
RU2040477C1 (en) Device for disinfection and purification of water
CN211522358U (en) Alkaline electrolyte decontamination plant
CN104341026A (en) Three-dimensional electrode electrocatalytic oxidation sewage treatment equipment
CN214880416U (en) Three-dimensional electro-catalytic treatment device

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination