CN208394866U - Wastewater treatment equipment - Google Patents
Wastewater treatment equipment Download PDFInfo
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- CN208394866U CN208394866U CN201820482005.6U CN201820482005U CN208394866U CN 208394866 U CN208394866 U CN 208394866U CN 201820482005 U CN201820482005 U CN 201820482005U CN 208394866 U CN208394866 U CN 208394866U
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Landscapes
- Treatment Of Water By Oxidation Or Reduction (AREA)
Abstract
The utility model discloses a kind of wastewater treatment equipments comprising: waste line；Ozone generation system is arranged in the water inlet end of waste line, and is suitable for the ozone supply into waste line；Multiple catalysis reaction modules comprising cylindrical shell, shell both ends are respectively arranged with the waste water entrance for being connected to waste line, are provided with shut-off valve at waste water entrance；Catalysis reaction compartment is defined in shell, is inside disposed with complex carries ozone catalyst；Multiple solenoid valves, multiple solenoid valves are optionally located at respectively on the waste line at the waste water entrance of each catalysis reaction module；Module handover control system is connected with multiple solenoid valves, and is suitable for controlling opening or closing for solenoid valve.The wastewater treatment equipment as a result, after having loaded above-mentioned complex carries ozone catalyst, the modularized design and design feature of coupling apparatus itself can have many advantages, such as that mass transfer rate is fast, catalytic ozonation is high-efficient and modularization flexible modulation.
Description
Technical field
The utility model relates to a kind of sewage treatment fields, and in particular, to a kind of wastewater treatment equipment.
Background technique
Continuous with population size expands and the sustainable development of social economy, city domestic sewage and trade effluent
Discharge amount also increases, and sewage treatment load persistently aggravates, this requirement to sewage treatment level is also higher and higher.Sewage warp
After routine biochemistry processing, often remain Recalcitrant chemicals, if being directly discharged into natural water body, be easy to cause organic matter rich
Collection, can cause damages to environment and biology, it is therefore desirable to carry out advanced treating to such sewage.One as high-level oxidation technology
Kind, it is a kind of effective waste water that catalytic ozonation is strong with oxidability, selectivity is weak, does not generate the advantages such as secondary pollution
Processing technique.
However, current sewage treatment means still have much room for improvement.
Utility model content
The utility model is intended to solve at least some of the technical problems in related technologies.
Inventors have found that there are still catalyst catalytic performance deficiency, reactor knots for existing catalytic ozonation technology
The problems such as structure is single, waste water treatment efficiency is low.Existing wastewater treatment equipment, by taking traditional ozone packed bed reactor as an example,
In order to realize that certain waste water, ozone stops and time of contact, reactor is mostly tower, and all catalyst disposably load,
There is deviation in the arbitrary parameters such as aeration, gas distribution, water distribution, then not can guarantee coming into full contact with for gas-solid-liquid, reactor catalysis is caused to be imitated
It can be whole relatively low；It is integrated equipment additionally, due to reactor, catalyst change, reactor clean or must stop when overhauling whole
A equipment causes operational efficiency low.
In the one aspect of the utility model, the utility model proposes a kind of wastewater treatment equipments.It is practical new according to this
The embodiment of type, the wastewater treatment equipment include: waste line；Ozone generation system, the ozone generation system setting exist
The water inlet end of the waste line, and it is suitable for the ozone supply into the waste line；Multiple catalysis reaction modules, the catalysis
Reaction module includes cylindrical shell, and the shell both ends are respectively arranged with the waste water entrance for being connected to the waste line, institute
It states and is provided with shut-off valve at waste water entrance；Catalysis reaction compartment, cloth in the catalysis reaction compartment are defined in the shell
It is equipped with complex carries ozone catalyst；Multiple solenoid valves, the multiple solenoid valve is optionally located at respectively described urges positioned at each
Change on the waste line at the waste water entrance of reaction module；Module handover control system, module switching control system
System is connected with the multiple solenoid valve, and is suitable for controlling opening or closing for the multiple solenoid valve.
According to the wastewater treatment equipment of the utility model embodiment, supplied by ozone generation system into waste line smelly
Oxygen, under the promotion of high flow rate ozone, waste water enters catalysis reaction module by the waste water entrance of catalysis reaction module one end
It is catalyzed in reaction compartment, catalytic ozonation reaction, waste water after processing occurs under the action of complex carries ozone catalyst
It is discharged by the waste water entrance of the catalysis reaction module other end, multiple electricity on waste line is controlled by module handover control system
Magnet valve turns on or off, and the waste water of controllable catalysis reaction module discharge enters other catalysis reaction modules and given birth to again
Catalytic ozonation processing enters subsequent handling, and plurality of catalysis reaction module is mutually only to the treatment process of waste water
It is vertical, it is independent of each other.The wastewater treatment equipment of the utility model embodiment is on the one hand by using complex carries ozone catalytic as a result,
Agent is remarkably improved the catalytic ozonation treatment effeciency of waste water, on the other hand sets by using modular catalytic reactor
Meter can carry out dismounting maintenance etc. to wherein one or more catalysis reaction modules in the case where not influencing device normal operation
Operation, improves waste water treatment efficiency.
Embodiment according to the present utility model, the wastewater treatment equipment further comprises: catalyst supporting layer, described to urge
Agent supporting layer is arranged in the catalysis reaction compartment, and is suitable for carrying the complex carries ozone catalyst.It as a result, can be into one
Step is conducive to the filling for being catalyzed complex carries ozone catalyst in reaction module, improves the processing capacity of single catalysis reaction module.
Embodiment according to the present utility model passes through flanged joint between the waste water entrance and the waste line.
As a result, the flexibility of device can be improved convenient for the demolition and maintenance of catalysis reaction module.
Embodiment according to the present utility model, the wastewater treatment equipment further comprises: Separate System of Water-jet, the gas
Liquid separation system has waste water inlet, offgas outlet and processed waste water outlet, the waterwater entrance and the waste line
Water outlet is connected；Exhaust treatment system, the exhaust treatment system are connected with the offgas outlet.As a result, using gas-liquid
Separation system carries out gas-liquid separation to treated waste water, and liquid phase part is to be discharged, and gas phase portion enters vent gas treatment system
System carries out harmless treatment.
The additional aspect and advantage of the utility model will be set forth in part in the description, partially will be from following description
In become obvious, or recognized by the practice of the utility model.
Detailed description of the invention
The above-mentioned and/or additional aspect and advantage of the utility model from the description of the embodiment in conjunction with the following figures will
Become obvious and be readily appreciated that, in which:
Fig. 1 shows the wastewater treatment equipment structural schematic diagram according to the utility model one embodiment；
Fig. 2 shows the catalysis reaction module structural schematic diagram according to the utility model one embodiment；
Fig. 3 shows catalysis reaction module series model in the wastewater treatment equipment according to the utility model one embodiment
Structural schematic diagram；
Fig. 4 shows catalysis reaction module paralleling model in the wastewater treatment equipment according to the utility model one embodiment
Structural schematic diagram；
Fig. 5 shows the wastewater treatment equipment structural schematic diagram according to the utility model further embodiment；
Fig. 6, which is shown, is catalyzed reaction module series connection mould in the wastewater treatment equipment according to the utility model further embodiment
Formula structural schematic diagram；
Fig. 7 shows catalysis reaction module series model in the wastewater treatment equipment according to the utility model one embodiment
On-bne repair schematic diagram；
Fig. 8, which is shown, is catalyzed reaction module series connection mould in the wastewater treatment equipment according to the utility model further embodiment
Formula on-bne repair schematic diagram；
Fig. 9, which is shown, is catalyzed reaction module and gang mould in the wastewater treatment equipment according to the utility model further embodiment
Formula structural schematic diagram；
Figure 10 shows the photo of the complex carries ozone catalyst according to the utility model one embodiment；
Figure 11 is shown to be shown according to the method flow for preparing complex carries ozone catalyst of the utility model one embodiment
It is intended to；
Figure 12 shows the method flow for preparing complex carries ozone catalyst according to another embodiment of the utility model
Schematic diagram；
Figure 13 shows the method flow for preparing complex carries ozone catalyst according to another embodiment of the utility model
Schematic diagram；
Figure 14 is shown according to the complex carries catalyst of the utility model one embodiment and single carried catalyst and independent
The actual waste water COD removal effect of ozone compares figure；
Figure 15, which is shown, repeats experiment effect figure according to the complex carries catalyst of the utility model one embodiment, wherein
(a) for unsupported carbon grow catalytic metal and catalyst component complex carries catalyst, (b) for loaded carbon grow catalytic metal with
The complex carries catalyst of catalyst component.
Appended drawing reference:
1000: wastewater treatment equipment；100: waste line；110: water inlet；200: ozone generation system；300: catalysis is anti-
Answer module；310: shell；320: waste water entrance；330: shut-off valve；340: catalysis reaction compartment；400: solenoid valve；500: mould
Block handover control system；600: Separate System of Water-jet；610: waste water inlet；620: offgas outlet；630: processed waste water outlet；
700: exhaust treatment system；800: catalyst supporting layer；900: flange.
Specific embodiment
The embodiments of the present invention are described below in detail, examples of the embodiments are shown in the accompanying drawings, wherein from beginning
Same or similar element or element with the same or similar functions are indicated to same or similar label eventually.Below by ginseng
The embodiment for examining attached drawing description is exemplary, it is intended to for explaining the utility model, and should not be understood as to the utility model
Limitation.
In the one aspect of the utility model, the utility model proposes a kind of wastewater treatment equipments.It is practical new according to this
The embodiment of type, with reference to Fig. 1~5, wastewater treatment equipment 1000 includes: waste line 100, ozone generation system 200, multiple urges
Change reaction module 300, multiple solenoid valves 400 and module handover control system 500.Wherein, the setting of ozone generation system 200 is useless
The water inlet end of water lines 100, and it is suitable for the ozone supply into waste line 100；Being catalyzed reaction module 300 includes cylindrical shell
310,310 both ends of shell are respectively arranged with the waste water entrance 320 for being connected to waste line 100, are arranged at waste water entrance 320
There is shut-off valve 330；Catalysis reaction compartment 340 is defined in shell 320, is catalyzed in reaction compartment 340 and is disposed with complex carries ozone
Catalyst；Multiple solenoid valves 400 are optionally located at respectively at the waste water entrance 320 of each catalysis reaction module 300
Waste line 100 on；Module handover control system 500 is connected with multiple solenoid valves 400, and is suitable for controlling multiple solenoid valves
400 open or close.The wastewater treatment equipment of the utility model embodiment as a result, is urged having loaded above-mentioned complex carries ozone
After agent, the modularized design and design feature of coupling apparatus itself can have that mass transfer rate is fast, catalytic ozonation efficiency
The advantages that high and modularization flexible modulation.
In order to facilitate understanding, the wastewater treatment equipment according to the utility model embodiment can be realized below above-mentioned beneficial
The principle of effect is illustrated:
Inventors have found that existing wastewater treatment equipment, by taking traditional ozone packed bed reactor as an example, in order to realize one
Fixed waste water, ozone stops and time of contact, and reactor is mostly tower, and all catalyst disposably load, aeration, gas distribution,
There is deviation in the arbitrary parameters such as water distribution, then not can guarantee coming into full contact with for gas-solid-liquid, cause reactor catalysis efficiency integrally relatively low；
It is integrated equipment additionally, due to reactor, catalyst change, reactor clean or must stop whole equipment when overhauling, cause
Operational efficiency is low.In consideration of it, inventor proposes a kind of modular ozone catalysis oxidation wastewater treatment dress by further investigation
It sets.According to the wastewater treatment equipment of the utility model embodiment, by ozone generation system into waste line ozone supply,
Under the promotion of high flow rate ozone, waste water is anti-by the catalysis that the waste water entrance of catalysis reaction module one end enters catalysis reaction module
It answers in space, is pushed with form of liquid film and catalytic ozonation reaction is contacted and occurred with complex carries ozone catalyst, through handling
Waste water afterwards is discharged by the waste water entrance of the catalysis reaction module other end, controls waste line by module handover control system
Upper multiple solenoid valves turn on or off, and the waste water of catalysis reaction module discharge can control to enter other catalysis reaction modules again
It is secondary to carry out raw catalytic ozonation processing or enter subsequent handling, treatment process of the plurality of catalysis reaction module to waste water
Independently of each other, it is independent of each other.The wastewater treatment equipment of the utility model embodiment is on the one hand by using complex carries ozone as a result,
Catalyst is remarkably improved the catalytic ozonation treatment effeciency of waste water, on the other hand reacts by using modular catalysis
Device design can carry out dismounting dimension to wherein one or more catalysis reaction modules in the case where not influencing device normal operation
The operation such as shield, improves waste water treatment efficiency.
The size of embodiment according to the present utility model, above-mentioned catalysis reaction module is not particularly limited, art technology
Personnel can be according to flexible choice situations such as size, the water quality and treating capacity of handled sewage in sewage treatment place.According to this
The specific example of utility model, the ratio of height to diameter of cylindrical catalytic reaction module shell can be (10~25): 1, diameter can be
High flow rate can be used as a result, and improve ozone and organic matter mass transfer, and improve ozone utilization rate by 10~20cm.
In order to further increase the wastewater treatment performance of wastewater treatment equipment, embodiment according to the present utility model, reference
Fig. 2, wastewater treatment equipment 1000 further comprises: catalyst supporting layer 800, and the setting of catalyst supporting layer 800 is reacted in catalysis
In space 340, and it is suitable for carrying complex carries ozone catalyst.It can further be conducive to be catalyzed complex carries in reaction module as a result,
The filling of ozone catalyst improves the processing capacity of single catalysis reaction module.
Embodiment according to the present utility model can pass through method with reference to Fig. 2 between waste water entrance 320 and waste line 100
Orchid 900 connects.As a result, the flexibility of device can be improved convenient for the demolition and maintenance of catalysis reaction module.
Embodiment according to the present utility model, with reference to Fig. 3, above-mentioned multiple catalysis reaction modules can be used series model and set
It sets.Specifically, under series model, opened or closed by each solenoid valve on module switching control waste line (for example, electromagnetism
Valve 410 is closed, and solenoid valve 420 is opened), and determine that the shut-off valve at the catalysis reaction module waste water entrance for participating in reaction is beaten
It opens, so that so that waste water to be processed is sequentially entered each catalysis reaction module carries out catalysis oxidation, in other words, waste water warp to be processed
After primary catalytic reactor resume module, it is catalyzed reaction module into next stage, to complete multistage catalytic oxidation.
Embodiment according to the present utility model, with reference to Fig. 4, above-mentioned multiple catalysis reaction modules can also be used paralleling model and set
It sets.Specifically, under paralleling model, opened or closed by each solenoid valve on module switching control waste line, and determine ginseng
It is opened with the shut-off valve at the catalysis reaction module waste water entrance reacted, to make waste water to be processed while enter each catalysis
Reaction module carries out catalysis oxidation.
It should be noted that " multiple solenoid valves 400 are optionally located at respectively positioned at each catalysis reaction module 300
On waste line at waste water entrance " it shall be understood in a broad sense.For example, can be by multiple catalysis reaction modules, such as two or three
A catalysis reaction module is set as one group, in one group of catalysis reaction module that two are catalyzed reaction module composition, close to waste water
Two solenoid valves are arranged in the side of pipeline water inlet end, and the side close to waste line water outlet is also provided with two solenoid valves, as a result,
This includes that two one group of catalysis reaction modules for being catalyzed reaction modules composition can have many advantages, such as modularization flexible modulation.
Preferably, as shown in figure 3, multiple solenoid valves 400 and multiple catalysis reaction modules 300 are arranged in a one-to-one correspondence.That is: useless
Water lines 100 further comprise upper end pipeline 101 and lower end pipeline 102, and upper end pipeline 101 and lower end pipeline 102 are distinguished
It is connected with the waste water entrance 320 of multiple catalysis reaction modules 300, i.e., in each catalysis reaction module 300 and waste line
100 connected both ends are provided with a solenoid valve 400, and the catalysis reaction module 300 of any one passes through two electricity
Magnet valve 400 controls whether to participate in reaction.Each catalysis reaction module 300 can have many advantages, such as modularization flexible modulation as a result,.
Further, the utility model proposes a kind of catalysis reaction module on-bne repair based on above-mentioned wastewater treatment equipment
Technique is closed specific solenoid valve by the control of module handover control system, is cut to the waste water of particular section in waste line
Only, and by closing the shut-off valve that Awaiting Overhaul is catalyzed at reaction module waste water entrance the catalysis reaction module is closed, be closed
Catalysis reaction module detachably carry out the operation such as catalyst change or cleaning, so as to urge not influencing to participate in ozone
Remaining catalysis reaction module of oxidation, guarantees that catalytic ozonation reaction is normally carried out.
Further, the waterpower time-controllable method based on above-mentioned wastewater treatment equipment that the utility model proposes a kind of is led to
It crosses the control of module handover control system and closes specific solenoid valve, the waste water of particular section in waste line is ended, and leads to
It crosses the shut-off valve closed at Awaiting Overhaul catalysis reaction module waste water entrance and closes the catalysis reaction module, thus to participating in reacting
Catalysis reaction module quantity regulated and controled.It is understood that participating in reaction in the case where wastewater flow to be processed is constant
Catalysis reaction module quantity increase, then waste water to be processed in each catalysis reaction module residence time reduction；It participates in anti-
The catalysis reaction module quantity answered is reduced, then waste water to be processed residence time in each catalysis reaction module increases.As a result,
The catalysis reaction module quantity that reaction can be participated in by regulation changes residence time of the waste water in catalysis reaction module.
In order to further increase the wastewater treatment performance of wastewater treatment equipment, embodiment according to the present utility model, reference
Fig. 5, wastewater treatment equipment 1000 may further include: Separate System of Water-jet 600 and exhaust treatment system 700.
Embodiment according to the present utility model, Separate System of Water-jet 600 have waste water inlet 610, offgas outlet 620 and place
Wastewater outlet 630 after reason, waterwater entrance 610 are connected with the water outlet of waste line 100, Separate System of Water-jet 600 be suitable for pair
Treated waste water carries out gas-liquid separation, and liquid phase part is to be discharged, and water outlet can be exported 630 discharges by processed waste water.
Embodiment according to the present utility model, exhaust treatment system 700 are connected with offgas outlet 620, exhaust treatment system
700, which are suitable for the gas phase portion isolated to Separate System of Water-jet 600, carries out harmless treatment.
It should be noted that the quantity for being catalyzed reaction module is only made to illustrate, those skilled in the art in Fig. 1 and Fig. 3~9
Member can be set according to actual needs the quantity of catalysis reaction module.
In summary, the wastewater treatment equipment of the utility model embodiment is loading above-mentioned complex carries ozone catalyst
Afterwards, the modularized design and design feature of coupling apparatus itself, can have mass transfer rate is fast, catalytic ozonation it is high-efficient with
And the advantages that modularization flexible modulation.
In order to facilitate understanding, cloth in reaction module is catalyzed to according to the wastewater treatment equipment of the utility model embodiment below
The complex carries ozone catalyst set is described in detail:
Embodiment according to the present utility model, complex carries ozone catalyst include: complex carrier, the first catalyst component and
Two catalyst components.Wherein, complex carrier includes carbon-based material and aluminium oxide；First catalyst component includes carbon-based material growth catalysis
Metal；Second catalyst component includes catalytic ozonation active metal.The photo of complex carries ozone catalyst is as shown in Figure 10.
According to the complex carries ozone catalyst of the utility model embodiment, complex carrier includes carbon-based material and oxidation
Aluminium has both the good surface-active of carbon-based material and the outstanding mechanical performance of alumina material, to further be conducive to ozone
The performance of catalytic oxidation activity metal catalytic performance improves the stability and catalytic performance of catalyst entirety.
In order to facilitate understanding, the complex carries ozone catalyst according to the utility model embodiment can be realized below above-mentioned
The principle of beneficial effect is illustrated:
Inventors have found that there are still the problems of catalyst catalytic performance deficiency for existing catalytic ozonation technology.It is existing
Some ozone catalysts mostly use single carrier, and the catalyst of single carrier often has respective defect, such as carbon-based urge
Agent service life is short, and carrier surface carbon granules, which is easy to fall off, causes catalytic performance to reduce, the catalytic performance of alumina base catalyst
Not as good as the former, and there are catalyst components to be easy the problems such as being lost.Inventor is by further investigation discovery, by using including carbon-based
Material is with alumina composite carrier, it can be achieved that the mutual supplement with each other's advantages of carbon-based material and alumina material, obtained complex carrier have both
The advantage performance of carbon-based supports and alumina support.Specifically, the carbon-based material growth catalytic metal in the first catalyst component
Under effect, carbon-based material presoma (carbon source), which is induced to inside alumina particle gap and impregnates, is covered in its surface, passes through
Anaerobic roasting, carbon-based material forerunner's body portion graphitization, and be pyrolyzed to be embedded in aluminium oxide hole and being wrapped in its outer surface
One layer of integrated carbon skeleton, which can enhance the resistance that carrier washes away gas water, prevent surface from falling off,
To extend catalyst service life, load site also is provided for other catalyst components, while can be improved catalyst surface
Interfacial mass transfer and ozone catalytic reaction efficiency, the complex carries ozone catalyst of the utility model is relative to single carrier as a result,
Catalyst have a variety of physical and chemical properties advantages.
Embodiment according to the present utility model, carbon-based material growth catalytic metal may include in Ni, Cu and Fe at least
One of.As a result, under the action of above-mentioned carbon-based material grows catalytic metal, it can further be conducive to carbon-based material and aluminium oxide
It is compound, improve the stability of complex carrier.
Embodiment according to the present utility model, catalytic ozonation active metal may include Fe, Co, Ni, Cu, Zn, Ce
At least one of with Mn.It can further improve the catalytic performance that catalyst reacts catalytic ozonation as a result,.
Embodiment according to the present utility model, the carbon-based material be active carbon, graphene and graphene oxide in extremely
It is one of few.It can further improve the catalytic performance of complex carrier as a result, and reduce the loss of catalyst component on carrier.
Embodiment according to the present utility model, the aluminium oxide are α-Al2O3、θ-Al2O3、δ-Al2O3With γ-Al2O3In
At least one.The mechanical performance that can further improve complex carrier as a result, extends the service life of catalyst.
Embodiment according to the present utility model, the carbon-based material and first catalyst component, second catalysis
Component, which synchronizes, to be formed on the aluminium oxide.Under the action of carbon-based material grows catalytic metal in the first catalyst component,
Carbon-based material presoma (carbon source) generates part and is graphitized, and formation is embedded in alumina support and wraps up the one of its outer surface simultaneously
Body carbon backbone structure obtains complex carrier, at the same time, the catalytic ozonation active metal load in the second catalyst component
In on complex carrier, obtaining complex carries ozone catalyst.
Embodiment according to the present utility model, complex carries ozone catalyst may include: the carbon-based material of 10~20wt%；
The aluminium oxide of 75~85wt%；The first catalyst component of 0.5~5wt%；The second catalyst component of 0.2~5wt%.As a result, originally
The complex carries ozone catalyst of utility model has higher stability and catalytic performance.One according to the present invention is specifically shown
Example, complex carries ozone catalyst may include the second catalyst component of 2wt%.
As a result, according to the complex carries ozone catalyst of the utility model embodiment, complex carrier include carbon-based material and
Aluminium oxide has both the good surface-active of carbon-based material and the outstanding mechanical performance of alumina material, to further be conducive to
The performance of catalytic ozonation active metal catalyst performance improves the stability and catalytic performance of catalyst entirety.
In order to facilitate understanding, the method for preparing above-mentioned complex carries catalyst is described in detail below.The preparation as a result,
The method of complex carries ozone catalyst can have whole feature possessed by mentioned-above complex carries ozone catalyst and
Advantage.With reference to Figure 11~13, this method comprises:
S100: maceration extract is prepared
In this step, carbon source, the first catalyst component presoma, the second catalyst component presoma and water are mixed, so as to
Obtain maceration extract.
The type of embodiment according to the present utility model, carbon source is not particularly limited, a tool according to the present utility model
Carbohydrate, such as glucose can be used in body example, carbon source.
In order to further increase maceration extract to the dipping effect of complex carrier, embodiment according to the present utility model, reference
Figure 13, S100 can be carried out according to the following steps:
S110: carbon source, the first catalyst component presoma and water are mixed
In this step, carbon source, the first catalyst component presoma and water are mixed, to obtain the first maceration extract.
S120: the second catalyst component presoma and the first maceration extract are mixed
Second catalyst component presoma and the first maceration extract are mixed, to obtain above-mentioned maceration extract.First is urged as a result,
Change component presoma and the second catalyst component presoma step-wise dissolution is configured to maceration extract, can avoid the first and second catalyst components
Presoma dissolves interfering with each other for generation simultaneously.
Embodiment according to the present utility model, the first catalyst component presoma may include in nickel salt, mantoquita and molysite
At least one.Thus, it is possible to further be conducive to the compound load for being catalyzed carbon source and aluminium oxide formation high stability and catalytic performance
Body, and further increase the catalytic performance of catalyst entirety.Embodiment according to the present utility model, the kind of above-mentioned nickel salt and mantoquita
Class is not particularly restricted, such as can be nitrate, villaumite etc..In some embodiments of the utility model, above-mentioned nickel salt
It also can choose the hydrate of salt with mantoquita.
Embodiment according to the present utility model, the second catalyst component presoma may include molysite, cobalt salt, nickel salt, mantoquita,
At least one of zinc salt, cerium salt and manganese salt.It can further improve the catalytic that catalyst reacts catalytic ozonation as a result,
Energy.The type of embodiment according to the present utility model, above-mentioned nickel salt and mantoquita is not particularly restricted, such as can be nitric acid
Salt, villaumite etc..In some embodiments of the utility model, above-mentioned salts substances also can choose the hydrate of salt.
Embodiment according to the present utility model, the first catalyst component presoma and the second catalyst component presoma are at least
One of in include carbon source.Specific example according to the present utility model, the first and second catalyst component presoma metal salts yin from
Subdivision can be acetate (acetate), i.e. the first and second catalyst component presoma metal salts can be acetate.As a result,
On the one hand acetate can provide carbon source for catalyst component presoma, on the other hand can also improve forerunner in large industrialized preparation
The safety that body uses, specifically, acetate does not have the defects of explosive, perishable, big relative to nitrate and villaumite
It is safer in type preparation of industrialization.In addition, the first and second catalyst component presoma acetate are from a wealth of sources, it is easily obtained.
The mass ratio of embodiment according to the present utility model, carbon source and the first catalyst component presoma is not limited especially
System.The mass ratio of specific example according to the present utility model, carbon source and the first catalyst component presoma can for 1:(0.1~
10), such as 1:0.1,1:0.3,1:2,1:10 etc..Height is formed surely with aluminium oxide thus, it is possible to further be conducive to catalysis carbon source
Qualitative and catalytic performance complex carrier, and further increase the catalytic performance of catalyst entirety.
The mass ratio of embodiment according to the present utility model, carbon source and water is not particularly restricted.According to the utility model
Specific example, the mass ratio of carbon source and water can be (0.08~1): 1, such as 0.08:1,0.15:1,0.3:1,0.5:1 etc..
It can further improve the stability and catalytic performance of complex carrier as a result, and further increase the catalytic performance of catalyst entirety.
The mass ratio of embodiment according to the present utility model, the second catalyst component presoma and carbon source is not limited especially
System.The mass ratio of specific example according to the present utility model, the second catalyst component presoma and carbon source can be (0.1~10):
1, such as 0.1:1,0.5:1,0.8:1,5:1,10:1 etc..In some embodiments of the utility model, before the second catalyst component
Drive body and use copper acetate dihydrate and four acetate hydrate cobalts, wherein copper acetate dihydrate and the mass ratio of carbon source be (0.4~
0.6): 1, the mass ratio of four acetate hydrate cobalts and carbon source is (0.1~0.2): 1.It can further improve the steady of complex carrier as a result,
Qualitative and catalytic performance, and further increase the catalytic performance of catalyst entirety.
S200: aluminium oxide is impregnated using maceration extract
In this step, aluminium oxide is impregnated using the maceration extract that S100 is prepared.It is according to the present utility model
Specific example can be used granularity in the alumina particle of 3~5mm for impregnating, and aluminium oxide can be used deionized water in advance
After cleaning, dry 12 at 100~105 DEG C~spare for 24 hours.
The dosage of specific example according to the present utility model, aluminium oxide can be with the dosage for being used to prepare the water of maceration extract
The mass ratio of benchmark, water and aluminium oxide can be (0.1~10): 1, such as 0.1:1,1.2:1,3:1,5:1,10:1 etc..As a result,
It can further improve the stability and catalytic performance of complex carrier, and further increase the catalytic performance of catalyst entirety.
Embodiment according to the present utility model, carrying out vacuum impregnation after dipping is abundant to aluminium oxide using maceration extract will soak
Aluminium oxide is placed in after stain stands at room temperature, spreads presoma sufficiently, then places it in baking oven or vacuum drying oven is dried
With pre- pyrolysis.Specific example according to the present utility model, aluminium oxide and time of repose at room temperature are 6~12h, baking oven temperature after dipping
Degree be 75~85 DEG C, vacuum drying oven temperature be 55~65 DEG C, in baking oven or vacuum drying oven drying time be 12~for 24 hours.
S300: calcination process
In this step, S200 products obtained therefrom is successively subjected to calcination process, obtains complex carries ozone catalyst finished product.
Specific example according to the present utility model, calcination process include: under an inert atmosphere, with the heating of 1~3 DEG C/min
S200 products obtained therefrom is warming up to 450~800 DEG C and keeps the temperature 1~4h by rate.Carbon source can be further conducive to as a result, in aluminium oxide
Upper formation carbon skeleton.
Specific example according to the present utility model, after calcination process, under an inert atmosphere, with 1~3 DEG C/min will be warm
Product Jing Guo calcination process is cooled to room temperature by rate.Avoidable product cooling is too fast as a result, makes structure that larger deformation occur.
Specific example according to the present utility model, above-mentioned inert atmosphere can be nitrogen and/or argon atmosphere.
As a result, according to the method for preparing complex carries ozone catalyst of the utility model embodiment, by using including carbon
Source, first and second catalyst component presoma maceration extract aluminium oxide is impregnated, and then pass through the roasting to infusion product
Processing makes carbon source generate part and is graphitized, forms the integrated carbon bone for being embedded in alumina support and wrapping up its outer surface simultaneously
Frame structure obtains having both the complex carrier of the good surface-active of carbon-based material and the outstanding mechanical performance of alumina material, from
And be further conducive to the performance of catalytic ozonation active metal catalyst performance, it improves the stability of catalyst entirety and urges
Change performance.
The embodiment of the utility model is explained below in conjunction with embodiment.Under it will be understood to those of skill in the art that
The embodiment in face is merely to illustrate the utility model, and should not be regarded as limiting the scope of the utility model.It is not specified in embodiment
Particular technique or condition, it described technology or conditions or is carried out according to the literature in the art according to product description.
Embodiment 1
Complex carries ozone catalyst is prepared according to the following steps:
(1) the gamma-alumina particle 25g for choosing 3~5mm of size, after being washed with deionized water, in 105 DEG C of dry 12h.
(2) glucose 2.5g, nickel acetate tetrahydrate 0.5g are weighed at room temperature, and 25mL deionized water is added and is made into the first leaching
Stain liquid.
(3) copper acetate dihydrate 1.3g, four acetate hydrate cobalt 0.4g are weighed at room temperature, are added in the first maceration extract completely
Dissolution, obtains maceration extract.
(4) weighed gamma-alumina vacuum impregnation in above-mentioned maceration extract is aoxidized γ after dipping after dipping is abundant
Aluminium is placed in stands 6h at room temperature, spreads presoma sufficiently, then places it in 65 DEG C of vacuum drying ovens and is dried and preheats
Solution.
(5) above-mentioned dried gamma-alumina is placed in nitrogen protection furnace, heating rate is 3 DEG C/min, rises to 600 DEG C
After keep the temperature 1.5h, room temperature is then down to get to complex carries ozone catalyst finished product with 3 DEG C/min.
Embodiment 2
With reference to Fig. 6, corresponding solenoid valve 400 is controlled by module handover control system 500 and is opened and closed, forms catalysis reaction mould
Block series operation mode, while will determine that the catalysis reaction module shut-off valve 330 for participating in reaction opening is kept unimpeded.Waste water is by giving up
The water inlet 110 of water lines 100 enters, and ozone is caused by ozone generation system 200, is mixed into catalysis reaction module with waste water
1. and successively by remaining four catalysis reaction modules 2.~5., via Separate System of Water-jet 600 separation after, liquid phase is by handling
The outflow of wastewater outlet 630 becomes water outlet afterwards, and gas phase handles innoxious rear emptying by exhaust treatment system 700.
Embodiment 3
With reference to Fig. 7, corresponding solenoid valve 400 is controlled by module handover control system 500 and is opened and closed, forms catalysis reaction mould
Block series operation mode, and the both ends shut-off valve 330 of reaction module 1. will be catalyzed and closed, it is catalyzed reaction module at this time 1. from work
It is detached from skill, can be overhauled, be cleaned or more catalyst changeout.Remaining four normal series operation of reaction module.
Embodiment 4
With reference to Fig. 3, corresponding solenoid valve 400 is controlled by the module handover control system 500 and is opened and closed, it is anti-to form catalysis
Block coupled in series operational mode is answered, and the both ends shut-off valve 330 of reaction module 3. will be catalyzed and closed, has been catalyzed reaction module at this time 3.
It is detached from from technique, can be overhauled, be cleaned or more catalyst changeout.Remaining four normal series operation of reaction module.
Embodiment 5
With reference to Fig. 9, corresponding solenoid valve 400 is controlled by module handover control system 500 and is opened and closed, forms catalysis reaction mould
Block parallel running mode, while will determine that the catalysis reaction module shut-off valve 330 for participating in reaction opening is kept unimpeded.Waste water is by giving up
The water inlet 110 of water lines 100 enters, and ozone is caused by ozone generation system 200, reacts simultaneously into catalysis with waste water mixing
Module 1.~5., via Separate System of Water-jet 600 separate after, liquid phase by processed waste water outlet 630 outflow become water outlet, gas phase
Innoxious rear emptying is handled by exhaust treatment system 700.
Embodiment 6
Using the wastewater treatment equipment of the utility model, it is highly 2m that setting catalysis reaction module diameter, which is 0.1m, filling
Size 3~5mm complex carries ozone catalyst 15kg.Water inlet is coal gas wastewater, COD (COD) 120mg/L of intaking, smelly
Oxygen dosage 150mg/L, using the single catalysis reaction module batch processing method of operation, runing time 1h, final outflow water COD are
47mg/L.Complex carries ozone catalyst is replaced with to conventional single carrier ozone catalyst or the operation of independent ozone, remaining parameter
Identical, obtained result is as shown in figure 14, the treatment effeciency of complex carries ozone catalyst and effluent quality significantly better than remaining two
Person.
Embodiment 7
Using the wastewater treatment equipment of the utility model, it is highly 2m that setting catalysis reaction module diameter, which is 0.1m, filling
Size 3~5mm complex carries ozone catalyst 15kg.Intaking is coal gas wastewater, single influent COD 120mg/L, and ozone adds
150mg/L is measured, using the single catalysis reaction module batch processing method of operation, separate run times 1h, continuous operation 10 times, every time
The waste water more renewed.By unsupported carbon growth catalytic metal and catalyst component and the complex carries catalyst for having loaded mentioned component
(i.e. the complex carries ozone catalyst of the application) carries out being repeated 10 times operation test respectively, remaining parameter is identical, obtained result
As shown in figure 15, the complex carries catalyst of carbon growth catalytic metal and catalyst component has been loaded, COD removes stability and removal
Degree is all higher than the former.
The embodiments of the present invention is described in detail above, still, the utility model is not limited to above-mentioned embodiment party
Detail in formula can carry out the technical solution of the utility model more in the range of the technology design of the utility model
Kind simple variant, these simple variants belong to the protection scope of the utility model.It is further to note that above-mentioned specific
Each particular technique feature described in embodiment, in the case of no contradiction, can by any suitable means into
Row combination.
In the description of the present invention, it should be understood that term " center ", " longitudinal direction ", " transverse direction ", " length ", " width
Degree ", " thickness ", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside", etc.
The orientation or positional relationship of instruction is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of description the utility model
It is described with simplifying, rather than the device or element of indication or suggestion meaning must have a particular orientation, with specific orientation structure
It makes and operates, therefore should not be understood as limiting the present invention.
In addition, term " first ", " second " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance
Or implicitly indicate the quantity of indicated technical characteristic.Define " first " as a result, the feature of " second " can be expressed or
Implicitly include at least one this feature.The meaning of " plurality " is at least two, such as two in the description of the present invention,
It is a, three etc., unless otherwise specifically defined.
In the present invention unless specifically defined or limited otherwise, " installation ", " connected ", " connection ", " fixation " etc.
Term shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integral；It can be mechanical connect
It connects, is also possible to be electrically connected；It can be directly connected, can also can be in two elements indirectly connected through an intermediary
The interaction relationship of the connection in portion or two elements, unless otherwise restricted clearly.For those of ordinary skill in the art
For, the concrete meaning of above-mentioned term in the present invention can be understood as the case may be.
In the present invention unless specifically defined or limited otherwise, fisrt feature is in the second feature " on " or " down "
It can be that the first and second features directly contact or the first and second features are by intermediary mediate contact.Moreover, first is special
Sign can be fisrt feature above the second feature " above ", " above " and " above " and be directly above or diagonally above the second feature, or only
Indicate that first feature horizontal height is higher than second feature.Fisrt feature under the second feature " below ", " below " and " below " can be with
It is that fisrt feature is directly under or diagonally below the second feature, or is merely representative of first feature horizontal height less than second feature.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc. means specific features, structure, material or spy described in conjunction with this embodiment or example
Point is contained at least one embodiment or example of the utility model.In the present specification, to the schematic table of above-mentioned term
It states and is necessarily directed to identical embodiment or example.Moreover, particular features, structures, materials, or characteristics described can be with
It can be combined in any suitable manner in any one or more of the embodiments or examples.In addition, without conflicting with each other, this field
Technical staff can by the feature of different embodiments or examples described in this specification and different embodiments or examples into
Row combination and combination.
Although the embodiments of the present invention have been shown and described above, it is to be understood that above-described embodiment is
Illustratively, it should not be understood as limiting the present invention, those skilled in the art are in the scope of the utility model
Inside it can make changes, modifications, alterations, and variations to the above described embodiments.
Claims (6)
1. a kind of wastewater treatment equipment characterized by comprising
Waste line；
Ozone generation system, the water inlet end of the waste line is arranged in the ozone generation system, and is suitable for the waste water
Ozone supply in pipeline；
Multiple catalysis reaction modules, the catalysis reaction module includes cylindrical shell, and the shell both ends are respectively arranged with connection
To the waste water entrance of the waste line, shut-off valve is provided at the waste water entrance；Catalysis is defined in the shell
Reaction compartment is disposed with complex carries ozone catalyst in the catalysis reaction compartment；
Multiple solenoid valves, the multiple solenoid valve is optionally located at respectively to be gone out positioned at each waste water for being catalyzed reaction module
On the waste line of inlet；
Module handover control system, the module handover control system are connected with the multiple solenoid valve, and are suitable for described in control
Multiple solenoid valves open or close.
2. wastewater treatment equipment according to claim 1, which is characterized in that the multiple solenoid valve is arranged to be suitable for control
It makes the waste water to be processed in the waste line and sequentially enters each catalysis reaction module.
3. wastewater treatment equipment according to claim 1, which is characterized in that the multiple solenoid valve is arranged to be suitable for control
It makes the waste water to be processed in the waste line while entering each catalysis reaction module.
4. wastewater treatment equipment according to claim 1, which is characterized in that further comprise:
Catalyst supporting layer, the catalyst supporting layer are arranged in the catalysis reaction compartment, and are suitable for carrying double loads
Body odor VPO catalysts.
5. wastewater treatment equipment according to claim 1, which is characterized in that the waste water entrance and the waste line
Between pass through flanged joint.
6. wastewater treatment equipment according to claim 1, which is characterized in that further comprise:
Separate System of Water-jet, the Separate System of Water-jet has waste water inlet, offgas outlet and processed waste water outlet, described useless
Water inlet is connected with the water outlet of the waste line；
Exhaust treatment system, the exhaust treatment system are connected with the offgas outlet.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
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| CN201820482005.6U CN208394866U (en) | 2018-04-04 | 2018-04-04 | Wastewater treatment equipment |
| PCT/CN2018/114151 WO2019192179A1 (en) | 2018-04-04 | 2018-11-06 | Double-carrier ozone catalyst and modular catalytic oxidation wastewater treatment device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820482005.6U CN208394866U (en) | 2018-04-04 | 2018-04-04 | Wastewater treatment equipment |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108479784A (en) * | 2018-04-04 | 2018-09-04 | 清华大学 | A kind of complex carries ozone catalyst and modularization catalysis oxidation wastewater treatment equipment |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108479784A (en) * | 2018-04-04 | 2018-09-04 | 清华大学 | A kind of complex carries ozone catalyst and modularization catalysis oxidation wastewater treatment equipment |
| CN108479784B (en) * | 2018-04-04 | 2023-09-19 | 清华大学 | Double-carrier ozone catalyst and modularized catalytic oxidation wastewater treatment device |
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