CN105800727B - A kind of microwave catalysis oxidation water treatment facilities - Google Patents
A kind of microwave catalysis oxidation water treatment facilities Download PDFInfo
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- CN105800727B CN105800727B CN201610276655.0A CN201610276655A CN105800727B CN 105800727 B CN105800727 B CN 105800727B CN 201610276655 A CN201610276655 A CN 201610276655A CN 105800727 B CN105800727 B CN 105800727B
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- tube body
- catalysis
- tubular column
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/30—Treatment of water, waste water, or sewage by irradiation
- C02F1/302—Treatment of water, waste water, or sewage by irradiation with microwaves
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/72—Treatment of water, waste water, or sewage by oxidation
- C02F1/725—Treatment of water, waste water, or sewage by oxidation by catalytic oxidation
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2101/00—Nature of the contaminant
- C02F2101/30—Organic compounds
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- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Health & Medical Sciences (AREA)
- Toxicology (AREA)
- Treatment Of Water By Oxidation Or Reduction (AREA)
- Catalysts (AREA)
Abstract
The present invention relates to water correction plant technical fields, more particularly to a kind of microwave catalysis oxidation water treatment facilities, including tube body, it is connected to the microwave emitter of tube body water inlet end, waveguide in tube body and the catalysis open tubular column being sheathed between tube body and waveguide, waveguide is connected to microwave emitter, other end sealing, the first water stream channel is equipped between the outside wall surface of waveguide and the inner wall for being catalyzed open tubular column, it is catalyzed between the outside wall surface of open tubular column and the inner wall of tube body and is equipped with the second water stream channel, second water stream channel is connected with water outlet, tube body water inlet end is equipped with water inlet and mouth is added in oxidant, water inlet and oxidant are added mouth and are connected to waveguide, the wall surface of waveguide offers the waveguide through-hole of connection waveguide and the first water stream channel, the post jamb of catalysis open tubular column offers the first water stream channel of connection With the catalysis through-hole of the second water stream channel.Structure of the invention is simple, easy to maintain, good purification.
Description
Technical field
The present invention relates to water correction plant technical fields, and in particular to a kind of microwave catalysis oxidation water treatment facilities.
Background technique
Microwave is a kind of electromagnetic wave, and electromagnetic wave includes electric and magnetic fields, and electric field makes charged particle setting in motion and has dynamic
Power, to make polarized particle further polarize, the direction of motion of charged particle quickly changes the movement due to charged particle, thus
Mutual collision friction, which occurs, increases its own temperature.Here it is the basic principles of microwave heating.
Many organic pollutants directly cannot significantly absorb microwave, but the radiation of high-intensitive short pulse microwave is focused on and is contained
It is strong due to surface metal point and microwave energy on the solid catalyst bed surface for having certain " substance " (such as ferromagnetic metal)
Effect, microwave energy will be transformed into thermal energy, to make certain surface points on solid catalyst bed surface selectively by very
It is heated to very high temperature fastly.Although the material in reactor will not be directly heated by microwave, when them and the surface that is stimulated
Point can react when contacting.Here it is the basic principles of microwave induction catalytic reaction, and organic waste water and air is led into dress
Have in the microwave reaction equipment of solid catalyst bed, the quick oxygenolysis organic matter of energy, to make to purify the sewage.
The microwave purifying waste plant universal functionality of current market is single, and clean-up effect is general.
Summary of the invention
In order to overcome shortcoming and defect existing in the prior art, the purpose of the present invention is to provide a kind of microwave catalysis oxygen
Water chemical treatment device, the processing unit, structure is simple, easy to maintain, good purification.
The purpose of the invention is achieved by the following technical solution: a kind of microwave catalysis oxidation water treatment facilities, including pipe sheet
Body, the microwave emitter for being connected to tube body water inlet end, the waveguide in tube body and it is sheathed on tube body and waveguide
Catalysis open tubular column between pipe, waveguide are connected to microwave emitter, other end sealing, and the outside wall surface of waveguide and catalysis are hollow
It is equipped with the first water stream channel between the inner wall of column, is catalyzed between the outside wall surface of open tubular column and the inner wall of tube body and is equipped with second
Water stream channel, the second water stream channel are connected with water outlet, and tube body water inlet end is equipped with water inlet and mouth, water inlet is added in oxidant
Mouth is added with oxidant to be connected to waveguide, the wall surface of waveguide offers the waveguide of connection waveguide and the first water stream channel
Through-hole, the post jamb for being catalyzed open tubular column offer the catalysis through-hole of connection the first water stream channel and the second water stream channel.
Sealing structure of the invention is good, and microwave will not leak, to be effectively guaranteed Water warfare of the invention
Efficiency；Structure of the invention is simple, and occupied area is small, and catalysis open tubular column is only needed replacing after being used for a long time can continue to make
With easy to maintain；Catalytic member of the invention is catalysis open tubular column, and flushing resistance is good, and catalyst not easily runs off, and is catalyzed hollow
Column long service life；The present invention can be according to the power of the big minor adjustment microwave emitter of content of organics of water, to adapt to not
The processing of same water, to the adaptable of various sewage；The wall surface of waveguide of the invention offers waveguide through-hole, is catalyzed hollow
The wall surface of column offers catalysis through-hole, it can be ensured that the fluency of water flow passed through, the purification efficiency height fast by speed of water,
And catalysis open tubular column is not easy to plug.
Wherein, the catalysis open tubular column includes hollow stainless steel cloth cylinder and is attached to stainless steel cloth cylinder wall surface
Solid catalyst layer.Solid catalyst layer of the invention is attached to the inner and outer wall of stainless steel cloth cylinder, stable structure
Property it is good, be not easy to fall, flushing resistance is good, and solid catalyst not easily runs off, well ensure water of the invention purification effect
Rate.
Wherein, the catalysis open tubular column includes hollow ceramics cylinder and the solid catalyst for being attached to ceramics cylinder cylinder
Layer.Solid catalyst layer of the invention is attached to the wall surface of ceramics cylinder, and body structural stability is good, is not easy to fall, abrasion resistance
Can be good, solid catalyst not easily runs off, and well ensures the purification efficiency of water of the invention.
Wherein, the outside wall surface of the waveguide is 1-5cm at a distance from the inner wall of catalysis open tubular column, the tube body
Inner wall is 1-5cm at a distance from the outside wall surface of catalysis open tubular column.The inner wall of the outside wall surface and catalysis open tubular column of waveguide
Distance design is reasonable, it can be ensured that microwave is effectively radiated to the catalyst on catalysis open tubular column, and concerted catalysis oxygenolysis is dirty
Contaminate object；The design at a distance from the outside wall surface of catalysis open tubular column of the inner wall of tube body is reasonable, it can be ensured that the water for handling completion is suitable
Channel Group goes out.
Wherein, the meshcount of the stainless steel cloth cylinder is 20-1000, and the internal diameter of the tube body is 120-
200mm, the tube body are equipped with bracket.Rationally, mesh number is too small for the meshcount design of stainless steel cloth cylinder, is unfavorable for solid
The attachment of body catalyst layer, the too small then bad hydraulic permeability of mesh number, is easy to happen clogging.
Wherein, the inner wall of the tube body is equipped with thread groove, and the screw pitch of thread groove is 8-12mm.Thread groove
Design passes through the water flow that the water energy in the second water stream channel enough automatically forms shape of threads, accelerates the stream for the water that processing is completed
Out, blocking or the generation of backflow phenomena are prevented.
Wherein, the cross section size of the single waveguide through-hole is 0.5-5cm2, quantity is 500-2000/m2, waveguide is logical
Hole is uniformly arranged；The cross section size of the catalysis through-hole is 0.2-2cm2, quantity is 1000-2000/m2, it is equal to be catalyzed through-hole
Cloth setting.The cross section size of the single waveguide through-hole is 2cm2, quantity is 600/m2, waveguide through-hole is uniformly arranged；It is described
The cross section size for being catalyzed through-hole is 0.7cm2, quantity is 1500/m2, it is catalyzed through-hole and is uniformly arranged.Waveguide of the invention is logical
The cross-sectional area in hole is relatively large, the microwave intensity with higher flowed out from each waveguide through-hole, can acute activation it is solid
The corresponding point of body catalyst layer surface, so that corresponding point is brought rapidly up, the organic matter in catalysis oxidation water makes it rapidly
It is decomposed into degradable small organic molecule, or even is completely decomposed into CO2Or H2O effectively enhances purification effect of the invention
Rate；The cross-sectional area size and quantitative design of waveguide through-hole and catalysis through-hole are reasonable, smooth in water flow, so that catalysis of the invention
Open tubular column is not susceptible to clogging, it is ensured that catalyzing, oxidizing and purifying handles the enough efficiently progress of water energy.
Wherein, the solid catalyst layer is aoxidized by least one of graphene, silicon carbide, SiO2, Al2O3 and metal
Object mixing presses, and the metal oxide includes at least one in the metal oxide of Fe, Mn, Cu, Co, Ni, Mo, Zn
Kind.
Wherein, the material that the solid catalyst layer uses is Fe2O3, CuO, NiO, graphene and silicon carbide is with mass ratio
The mixture of 1:1-3:1:1:1 composition.Using Fe2O3, CuO, NiO, graphene and silicon carbide is with mass ratio 1:1-3:1:1:1 group
At material of the mixture as solid catalyst layer, the surface point of solid catalyst layer high with the induction susceptibility of microwave
Heating rate it is fast, fast with the reaction speed of the organic matter in oxidant cooperation catalytic oxidation treatment water, purification efficiency is high, and net
Rate is high.
Wherein, the material that the solid catalyst layer uses is Mn2O5、CoO、ZnO、SiO2And Al2O3With mass ratio 1:1-
The mixture of 2:2-4:1:1 composition.Using Mn2O5、CoO、ZnO、SiO2And Al2O3It is formed with mass ratio 1:1-2:2-4:1:1
Material of the mixture as solid catalyst layer, the liter of the surface point of solid catalyst layer high with the induction susceptibility of microwave
Warm speed is fast, and fast with the reaction speed of the organic matter in oxidant cooperation catalytic oxidation treatment water, purification efficiency is high, and purifying rate
It is high.
Application method applied to the microwave catalysis oxidation water treatment facilities, comprising the following steps: A, detection oxygen to be processed
Change the organic impurities content in water；B, start microwave emitter, while oxidation water to be processed is passed through by water inlet, pass through oxygen
Agent is added mouth and adds oxidant；C, the clean oxidation water sample for taking out mouth of a river outflow, detects the content of organics in oxidation water,
And adjust the additional amount of oxidant and the watt level of microwave emitter in time according to testing result, until the cleaning that detection obtains
Content of organics in oxidation water sample reaches minimum.
Application method of the invention can timely and effectively adjust the additional amount of oxidant according to the purge cases of water, it is ensured that
Water energy enough reaches maximum purification cleanliness, while reasonably controlling the additional amount of oxidant, avoids the waste of oxidant, saves
Operating cost.
Wherein, the oxidant is hydrogen peroxide, chlorine dioxide, sodium hypochlorite, Na2Fe04, potassium ferrate, air and smelly
The mixture of one or more of oxygen.
Wherein, the oxidant is that hydrogen peroxide, chlorine dioxide and sodium hypochlorite are mixed with what molal weight ratio 1:2-4:1 was formed
Close object.Use hydrogen peroxide, chlorine dioxide and sodium hypochlorite using the mixture that molal weight ratio 1:2-4:1 is formed as oxidant,
The oxidation susceptibility of oxidation processes organic impurities is good, and oxidation efficiency is high, and purifying rate is high, and at low cost.
Wherein, the oxidant is Na2Fe04, potassium ferrate, air and ozone with molal weight ratio 1:1:2-4:1-2
The mixture of composition.Na2Fe04, potassium ferrate, air and ozone is used to form with molal weight ratio 1:1:2-4:1-2 mixed
Object is closed as oxidant, the oxidation susceptibility of oxidation processes organic impurities is good, and oxidation efficiency is high, and purifying rate is high, and oxygen cooperates high-speed rail
Sour sodium, potassium ferrate and ozone use, and significantly reduce the cost of oxidant, the operating cost of processing unit is low.
Wherein, the molal weight ratio of the oxidant additional amount and content of organics is 0.2-6:1.Oxidant of the invention
Additional amount be according in pending water content of organics determine, the oxidation of different pendings water can be effectively determined
The additional amount of agent effectively saves the use of oxidant while ensuring that pending water can be purified to the full extent
Amount, saves the operating cost of processing unit.
It is of the invention in actual use, the microwave of microwave emitter transmitting, microwave is through waveguide from waveguide through-hole
It flows out and reacts with the inner wall of catalysis open tubular column, so that the wall portions point of catalysis open tubular column reaches higher temperature；To
Processing water enters from the inlet in processing unit, and oxidant is added mouth from oxidant and enters in processing unit, and water is fast with oxidant
Speed mixing, into waveguide by microwave emitter emit it is microwave reinforced after, into the first water stream channel be catalyzed open tubular column
The point of higher temperature of wall surface react, the organic matter in water is broken down into degradable small organic molecule, even
It is completely decomposed into CO2Or H2O, treated water pass through catalysis open tubular column and leave processing unit through the second water stream channel.
The beneficial effects of the present invention are: sealing structure of the invention is good, and microwave will not leak, thus effectively
It ensure that Water warfare efficiency of the invention；Structure of the invention is simple, and occupied area is small, only needs replacing and urges after being used for a long time
Changing open tubular column can continue to use, easy to maintain；Catalytic member of the invention is catalysis open tubular column, and flushing resistance is good, catalysis
Agent not easily runs off, and is catalyzed open tubular column long service life；The present invention can be according to the big minor adjustment Microwave emission of content of organics of water
The power of device, so that the processing of different water is adapted to, to the adaptable of various sewage；The tube wall of waveguide of the invention opens up
There is waveguide through-hole, the post jamb for being catalyzed open tubular column offers catalysis through-hole, it can be ensured that the fluency of water flow passed through, water pass through
Speed is fast, and purification efficiency is high, and is catalyzed open tubular column and is not easy to plug.
Detailed description of the invention
Fig. 1 is a kind of cross-sectional view of microwave catalysis oxidation water treatment facilities of the invention.
Appended drawing reference are as follows: 1-tube body, 2-microwave emitters, 3-waveguides, 4-catalysis open tubular columns, the 5-the first water
Mouth, 10-waveguide through-holes, 11-is added in circulation road, the 6-the second water stream channel, 7-water outlets, 8-water inlets, 9-oxidants
It is catalyzed through-hole, 12-brackets.
Specific embodiment
For the ease of the understanding of those skilled in the art, make below with reference to 1 couple of present invention of examples and drawings further
Illustrate, the content that embodiment refers to not is limitation of the invention.
Embodiment 1
A kind of microwave catalysis oxidation water treatment facilities including tube body 1, is connected to the Microwave emission of 1 water inlet end of tube body
Device 2, the waveguide 3 in tube body 1 and the catalysis open tubular column 4 being sheathed between tube body 1 and waveguide 3, waveguide 3
It is connected to microwave emitter 2, other end sealing is equipped with first between the outside wall surface of waveguide 3 and the inner wall for being catalyzed open tubular column 4
Water stream channel 5 is catalyzed between the outside wall surface of open tubular column 4 and the inner wall of tube body 1 and is equipped with the second water stream channel 6, the second water flow
Channel 6 is connected with water outlet 7, and 1 water inlet end of tube body is equipped with water inlet 8 and mouth is added in oxidant, and water inlet 8 and oxidant are added
Mouth is connected to waveguide 3, and the wall surface of waveguide 3 offers the waveguide through-hole 10 of connection waveguide 3 and the first water stream channel 5,
The post jamb of catalysis open tubular column 4 offers the catalysis through-hole 11 of connection the first water stream channel 5 and the second water stream channel 6.
Wherein, the catalysis open tubular column 4 includes hollow stainless steel cloth cylinder and is attached to stainless steel cloth cylinder wall
The solid catalyst layer in face.
Wherein, the outside wall surface of the waveguide 3 is 1cm, the tube body 1 at a distance from the inner wall of catalysis open tubular column 4
Inner wall with catalysis open tubular column 4 outside wall surface at a distance from be 1cm.
Wherein, the meshcount of the stainless steel cloth cylinder is 20, and the internal diameter of the tube body 1 is 120mm, the pipe
Ontology 1 is equipped with bracket 12.
Wherein, the inner wall of the tube body 1 is equipped with thread groove, and the screw pitch of thread groove is 8mm.
Wherein, the solid catalyst layer is mixed by one of graphene, silicon carbide, SiO2, Al2O3 with metal oxide
Combined pressure is closed, and the metal oxide includes one of metal oxide of Fe, Mn, Cu, Co, Ni, Mo, Zn.
Application method applied to the microwave catalysis oxidation water treatment facilities, comprising the following steps: A, detection oxygen to be processed
Change the organic impurities content in water；B, start microwave emitter 2, while oxidation water to be processed is passed through by water inlet 8, pass through
Oxidant is added mouth and adds oxidant；C, the clean oxidation water sample that the mouth of a river 7 is flowed out is taken out, the organic matter in detection oxidation water contains
Amount, and adjust the additional amount of oxidant and the watt level of microwave emitter 2 in time according to testing result, until what detection obtained
Content of organics in cleaning oxidation water sample reaches minimum.
Wherein, the oxidant is hydrogen peroxide, chlorine dioxide, sodium hypochlorite, Na2Fe04, potassium ferrate, air and smelly
One of oxygen.
Wherein, the molal weight ratio of the oxidant additional amount and content of organics is 0.2:1.
Embodiment 2
The present embodiment the difference from embodiment 1 is that:
Wherein, the catalysis open tubular column 4 includes hollow ceramics cylinder and the solid catalysis for being attached to ceramics cylinder cylinder
Oxidant layer.
Wherein, the outside wall surface of the waveguide 3 is 2cm, the tube body 1 at a distance from the inner wall of catalysis open tubular column 4
Inner wall with catalysis open tubular column 4 outside wall surface at a distance from be 2cm.
Wherein, the internal diameter of the tube body 1 is 140mm, and the tube body 1 is equipped with bracket 12.
Wherein, the inner wall of the tube body 1 is equipped with thread groove, and the screw pitch of thread groove is 9mm.
Wherein, the material that the solid catalyst layer uses is Fe2O3, CuO, NiO, graphene and silicon carbide is with mass ratio
The mixture of 1:1:1:1:1 composition.
Wherein, the oxidant is the mixing that hydrogen peroxide, chlorine dioxide and sodium hypochlorite are formed with molal weight ratio 1:2:1
Object.
Wherein, the molal weight ratio of the oxidant additional amount and content of organics is 3:1.
Embodiment 3
The present embodiment the difference from embodiment 1 is that:
Wherein, the catalysis open tubular column 4 includes hollow stainless steel cloth cylinder and is attached to stainless steel cloth cylinder
Solid catalyst layer.
Wherein, the outside wall surface of the waveguide 3 is 3cm, the tube body 1 at a distance from the inner wall of catalysis open tubular column 4
Inner wall with catalysis open tubular column 4 outside wall surface at a distance from be 3cm.
Wherein, the meshcount of the stainless steel cloth cylinder is 300, and the internal diameter of the tube body 1 is 160mm, described
Tube body 1 is equipped with bracket 12.
Wherein, the inner wall of the tube body 1 is equipped with thread groove, and the screw pitch of thread groove is 10mm.
Wherein, the material that the solid catalyst layer uses is Fe2O3, CuO, NiO, graphene and silicon carbide is with mass ratio
The mixture of 1:3:1:1:1 composition.
Wherein, the oxidant is the mixing that hydrogen peroxide, chlorine dioxide and sodium hypochlorite are formed with molal weight ratio 1:4:1
Object.
Wherein, the molal weight ratio of the oxidant additional amount and content of organics is 4:1.
Embodiment 4
The present embodiment the difference from embodiment 1 is that:
Wherein, the catalysis open tubular column 4 includes hollow stainless steel cloth cylinder and is attached to stainless steel cloth cylinder
Solid catalyst layer.
Wherein, the outside wall surface of the waveguide 3 is 4cm, the tube body 1 at a distance from the inner wall of catalysis open tubular column 4
Inner wall with catalysis open tubular column 4 outside wall surface at a distance from be 4cm.
Wherein, the meshcount of the stainless steel cloth cylinder is 500, and the internal diameter of the tube body 1 is 180mm, described
Tube body 1 is equipped with bracket 12.
Wherein, the inner wall of the tube body 1 is equipped with thread groove, and the screw pitch of thread groove is 11mm.
Wherein, the material that the solid catalyst layer uses is Mn2O5、CoO、ZnO、SiO2And Al2O3With mass ratio 1:1:
The mixture of 2:1:1 composition.
Wherein, the oxidant is that Na2Fe04, potassium ferrate, air and ozone are formed with molal weight ratio 1:1:2:1
Mixture.
Wherein, the molal weight ratio of the oxidant additional amount and content of organics is 5:1.
Embodiment 5
The present embodiment the difference from embodiment 1 is that:
Wherein, the catalysis open tubular column 4 includes hollow stainless steel cloth cylinder and is attached to stainless steel cloth cylinder
Solid catalyst layer.
Wherein, the outside wall surface of the waveguide 3 is 5cm, the tube body 1 at a distance from the inner wall of catalysis open tubular column 4
Inner wall with catalysis open tubular column 4 outside wall surface at a distance from be 5cm.
Wherein, the meshcount of the stainless steel cloth cylinder is 1000, and the internal diameter of the tube body 1 is 200mm, described
Tube body 1 is equipped with bracket 12.
Wherein, the inner wall of the tube body 1 is equipped with thread groove, and the screw pitch of thread groove is 12mm.
Wherein, the material that the solid catalyst layer uses is Mn2O5、CoO、ZnO、SiO2And Al2O3With mass ratio 1:
1.5:3:1:1 the mixture of composition.
Wherein, the oxidant is Na2Fe04, potassium ferrate, air and ozone with molal weight ratio 1:1:3:1.5 group
At mixture.
Wherein, the molal weight ratio of the oxidant additional amount and content of organics is 6:1.
Embodiment 6
The present embodiment the difference from embodiment 1 is that:
Wherein, the catalysis open tubular column 4 includes hollow stainless steel cloth cylinder and is attached to stainless steel cloth cylinder
Solid catalyst layer.
Wherein, the outside wall surface of the waveguide 3 is 5cm, the tube body 1 at a distance from the inner wall of catalysis open tubular column 4
Inner wall with catalysis open tubular column 4 outside wall surface at a distance from be 5cm.
Wherein, the meshcount of the stainless steel cloth cylinder is 1000, and the internal diameter of the tube body 1 is 200mm, described
Tube body 1 is equipped with bracket 12.
Wherein, the inner wall of the tube body 1 is equipped with thread groove, and the screw pitch of thread groove is 12mm.
Wherein, the material that the solid catalyst layer uses is Mn2O5、CoO、ZnO、SiO2And Al2O3With mass ratio 1:2:
The mixture of 4:1:1 composition.
Wherein, the oxidant is that Na2Fe04, potassium ferrate, air and ozone are formed with molal weight ratio 1:1:4:2
Mixture.
Wherein, the molal weight ratio of the oxidant additional amount and content of organics is 6:1.
Above-described embodiment is the preferable implementation of the present invention, and in addition to this, the present invention can be realized with other way,
Do not depart under the premise of present inventive concept it is any obviously replace it is within the scope of the present invention.
Claims (9)
1. a kind of microwave catalysis oxidation water treatment facilities, it is characterised in that: including tube body, be connected to the micro- of tube body water inlet end
Wave launcher, the waveguide in tube body and the catalysis open tubular column being sheathed between tube body and waveguide, waveguide
It is connected to microwave emitter, other end sealing is equipped with the first water between the outside wall surface of waveguide and the inner wall for being catalyzed open tubular column
Circulation road is catalyzed between the outside wall surface of open tubular column and the inner wall of tube body and is equipped with the second water stream channel, and the second water stream channel connects
It is connected to water outlet, tube body water inlet end is equipped with water inlet and oxidant is added mouth, and mouth is added and waveguide in water inlet and oxidant
Pipe connection, the wall surface of waveguide offer the waveguide through-hole of connection waveguide and the first water stream channel, are catalyzed the post jamb of open tubular column
Offer the catalysis through-hole of connection the first water stream channel and the second water stream channel；
The application method of the microwave catalysis oxidation water treatment facilities is the following steps are included: in A, detection oxidation water to be processed
Organic impurities content；B, start microwave emitter, while oxidation water to be processed is passed through by water inlet, be added by oxidant
Mouth addition oxidant；C, the clean oxidation water sample for taking out mouth of a river outflow, detects the content of organics in oxidation water, and according to inspection
It surveys result and adjusts the additional amount of oxidant and the watt level of microwave emitter in time, until the clean oxidation water sample that detection obtains
Content of organics in product reaches minimum.
2. a kind of microwave catalysis oxidation water treatment facilities according to claim 1, it is characterised in that: the catalysis open tubular column
Including hollow stainless steel cloth cylinder and the solid catalyst layer for being attached to stainless steel cloth cylinder wall surface.
3. a kind of microwave catalysis oxidation water treatment facilities according to claim 1, it is characterised in that: the catalysis open tubular column
Including hollow ceramics cylinder and the solid catalyst layer for being attached to ceramics cylinder cylinder.
4. a kind of microwave catalysis oxidation water treatment facilities according to claim 1, it is characterised in that: outside the waveguide
Wall surface is 1-5cm at a distance from the inner wall of catalysis open tubular column；The inner wall of the tube body and the outside wall surface of catalysis open tubular column
Distance be 1-5cm.
5. a kind of microwave catalysis oxidation water treatment facilities according to claim 2, it is characterised in that: the stainless steel cloth
The meshcount of cylinder is 20-1000, and the internal diameter of the tube body is 120-200mm, and the tube body is equipped with bracket.
6. a kind of microwave catalysis oxidation water treatment facilities according to claim 1, it is characterised in that: the tube body it is interior
Wall surface is equipped with thread groove, and the screw pitch of thread groove is 8-12mm.
7. a kind of microwave catalysis oxidation water treatment facilities according to claim 2 or 3, it is characterised in that: the solid is urged
Agent layer is mixed with metal oxide by least one of graphene, silicon carbide, SiO2, Al2O3 and is pressed, the metal
Oxide includes at least one of metal oxide of Fe, Mn, Cu, Co, Ni, Mo, Zn.
8. a kind of microwave catalysis oxidation water treatment facilities according to claim 1, it is characterised in that: the oxidant is double
The mixing of one or more of oxygen water, chlorine dioxide, sodium hypochlorite, Na2Fe04, potassium ferrate, air and ozone
Object.
9. a kind of microwave catalysis oxidation water treatment facilities according to claim 1, it is characterised in that: the oxidant is added
The molal weight ratio of amount and content of organics is 0.2-6:1.
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| CN106734125B (en) * | 2016-11-28 | 2020-07-24 | 广东工业大学 | A kind of method of microwave graphene strengthening sodium percarbonate to degrade soil organic pollutants |
| CN107055892B (en) * | 2017-03-07 | 2020-10-09 | 南京工业大学 | Method for microwave-assisted catalytic oxidation of biochemical tail water of brewing wastewater by compounding of multiple metals |
| CN108640406A (en) * | 2018-03-28 | 2018-10-12 | 广西金茂生物化工有限公司 | A method of utilizing microwave treatment cassava alcohol waste water |
| CN112174289A (en) * | 2020-10-19 | 2021-01-05 | 南京工大开元环保科技（滁州）有限公司 | A catalytic oxidation device with microwave energy field |
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| JP2001179263A (en) * | 1999-12-24 | 2001-07-03 | Takashi Nishino | Water treatment device |
| CN1585853A (en) * | 2002-03-13 | 2005-02-23 | 盖佩拉科斯南 | Methods and synthesizers for molecular engineering and synthesis of materials |
| CN203568892U (en) * | 2013-05-21 | 2014-04-30 | 宁波市恒洁水务发展有限公司 | Multi-stage rotary type oxidation reactor |
| CN103819044A (en) * | 2013-11-21 | 2014-05-28 | 刘风鸣 | Magnetic strengthening ultraviolet light microwave composite variable pressure catalyzed oxidation high-concentration organic wastewater treatment system and method |
| CN105289293A (en) * | 2015-11-30 | 2016-02-03 | 北京无量威德科技发展有限公司 | Photocatalysis filter element for purifying air |
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2016
- 2016-04-29 CN CN201610276655.0A patent/CN105800727B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001179263A (en) * | 1999-12-24 | 2001-07-03 | Takashi Nishino | Water treatment device |
| CN1585853A (en) * | 2002-03-13 | 2005-02-23 | 盖佩拉科斯南 | Methods and synthesizers for molecular engineering and synthesis of materials |
| CN203568892U (en) * | 2013-05-21 | 2014-04-30 | 宁波市恒洁水务发展有限公司 | Multi-stage rotary type oxidation reactor |
| CN103819044A (en) * | 2013-11-21 | 2014-05-28 | 刘风鸣 | Magnetic strengthening ultraviolet light microwave composite variable pressure catalyzed oxidation high-concentration organic wastewater treatment system and method |
| CN105289293A (en) * | 2015-11-30 | 2016-02-03 | 北京无量威德科技发展有限公司 | Photocatalysis filter element for purifying air |
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