CN107115828A - Efficient catalytic device and application thereof - Google Patents
Efficient catalytic device and application thereof Download PDFInfo
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- CN107115828A CN107115828A CN201710460074.7A CN201710460074A CN107115828A CN 107115828 A CN107115828 A CN 107115828A CN 201710460074 A CN201710460074 A CN 201710460074A CN 107115828 A CN107115828 A CN 107115828A
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- B01J8/00—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes
- B01J8/02—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with stationary particles, e.g. in fixed beds
- B01J8/06—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with stationary particles, e.g. in fixed beds in tube reactors; the solid particles being arranged in tubes
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
- B01D53/86—Catalytic processes
- B01D53/88—Handling or mounting catalysts
- B01D53/885—Devices in general for catalytic purification of waste gases
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- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/92—Chemical or biological purification of waste gases of engine exhaust gases
- B01D53/94—Chemical or biological purification of waste gases of engine exhaust gases by catalytic processes
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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
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/34—Biological treatment of water, waste water, or sewage characterised by the microorganisms used
- C02F3/342—Biological treatment of water, waste water, or sewage characterised by the microorganisms used characterised by the enzymes used
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- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12M—APPARATUS FOR ENZYMOLOGY OR MICROBIOLOGY; APPARATUS FOR CULTURING MICROORGANISMS FOR PRODUCING BIOMASS, FOR GROWING CELLS OR FOR OBTAINING FERMENTATION OR METABOLIC PRODUCTS, i.e. BIOREACTORS OR FERMENTERS
- C12M21/00—Bioreactors or fermenters specially adapted for specific uses
- C12M21/18—Apparatus specially designed for the use of free, immobilized or carrier-bound enzymes
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- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12M—APPARATUS FOR ENZYMOLOGY OR MICROBIOLOGY; APPARATUS FOR CULTURING MICROORGANISMS FOR PRODUCING BIOMASS, FOR GROWING CELLS OR FOR OBTAINING FERMENTATION OR METABOLIC PRODUCTS, i.e. BIOREACTORS OR FERMENTERS
- C12M23/00—Constructional details, e.g. recesses, hinges
- C12M23/48—Holding appliances; Racks; Supports
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- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12M—APPARATUS FOR ENZYMOLOGY OR MICROBIOLOGY; APPARATUS FOR CULTURING MICROORGANISMS FOR PRODUCING BIOMASS, FOR GROWING CELLS OR FOR OBTAINING FERMENTATION OR METABOLIC PRODUCTS, i.e. BIOREACTORS OR FERMENTERS
- C12M27/00—Means for mixing, agitating or circulating fluids in the vessel
- C12M27/18—Flow directing inserts
- C12M27/20—Baffles; Ribs; Ribbons; Auger vanes
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- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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- B01D2258/00—Sources of waste gases
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- B—PERFORMING OPERATIONS; TRANSPORTING
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- B01D2258/0283—Flue gases
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- B01J2208/00—Processes carried out in the presence of solid particles; Reactors therefor
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- B01J2208/00938—Flow distribution elements
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- B01J2208/00—Processes carried out in the presence of solid particles; Reactors therefor
- B01J2208/02—Processes carried out in the presence of solid particles; Reactors therefor with stationary particles
- B01J2208/023—Details
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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
- C02F2203/00—Apparatus and plants for the biological treatment of water, waste water or sewage
- C02F2203/006—Apparatus and plants for the biological treatment of water, waste water or sewage details of construction, e.g. specially adapted seals, modules, connections
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Abstract
The invention discloses efficient catalytic device and application thereof, make the flow spoiler of fluid generation eddy flow in catalyst converter runner by being set in the runner of catalyst converter, improve the contact probability and catalytic efficiency of catalyst and reactant, so that under the conditions of relatively small specific surface area or relatively large single cross section of fluid channel product, obtain more preferably catalytic effect, and reduce catalyst material consumption and running resistance in catalyst converter, and when heterogeneous catalysis is applied, by using composite electric plating method by catalyst deposit in catalyst carrier, obtain more good catalyst adhesion effect, exhaust gases of internal combustion engines and boiler can be widely used in by the program, the catalysis of kiln gas and homogeneous, enzyme, in the field of saprobia enzymatic, in fume treatment, also by the way that the passage of fume treatment is arranged into round tubular passage, dead space can be eliminated, so as to improve the catalyst use efficiency in catalyst converter.
Description
Technical field
The present invention relates to the field of petroleum refining, chemical industry, environmental protection and other applied catalysis devices, and in particular to efficiently
Catalyst converter and application thereof.
Background technology
Due to production the factor such as reaction efficiency and environmental protection the need for, current catalyst converter be widely used in petroleum refining,
The fields such as organic chemical industry, inorganic chemical industry, environmental protection, to improve catalytic efficiency, conventional method is under technique enabled condition, no
The disconnected contact area for improving catalyst and material, but this method can cause catalyst(It is typically more expensive)Consumption is big, easy
Blocking, operation energy consumption are high so that the production application of catalyst converter is not only with high costs, also expend a large amount of manpower and materials, and tradition
The increasing degree of cost input by method is far above the amplitude that catalytic efficiency is improved.
The content of the invention
In order to solve the deficiencies in the prior art, it is an object of the invention to provide a kind of reasonable in design, simple in construction, flowing
Resistance is small, high catalytic efficiency and economical and practical efficient catalytic device and application thereof.
In order to realize above-mentioned technical purpose, the technical scheme is that:
Efficient catalytic device, including be internally provided with the catalyst converter body of catalyst and enable necessity of catalyst converter normal operation
Auxiliary, described necessary auxiliary is roughly the same with the auxiliary needed for conventional catalyst device, and purposes and application are directed to according to catalyst converter
Situation, can generally include housing, pad, water conservancy diversion orifice plate, damping device etc., technical scheme and conventional catalyst device
Difference is, at least one runner is provided with described catalyst body, progress can be actually needed according to catalyst converter
It is designed to that single channel, multiple runners arranged side by side or the form for runner of connecting are used, described runner is through-type runner, described
Being provided with the intrinsic runner of catalyst converter makes the flow spoiler of fluid generation eddy flow in runner.
Described runner is through-type pipeline, refers to that single tubular runner or multiple tubular runners constitute honeycomb stream side by side
Road, wherein through-type runner does not include the random runner being made up of wire netting runner or the filler space freely stacked,
Can be as needed by through-type runner design into any form of section, relative to polygon or other irregular streams
For road section, circular pipe advantageously in the catalytic efficiency for improving catalyst converter and saves material.
Catalyst converter includes homogeneous catalysis device under normal circumstances(Catalyst and the identical phase that reactant is in three-phase fluid), it is many
Phase catalyst converter(Catalyst is different phases from reactant)With enzymatic device(Catalyst is with reactant between homogeneous catalysis and multiphase
Between catalysis).
When efficient catalytic device is used for heterogeneous catalysis, the carrier of catalyst is provided with catalyst converter body, works as efficient catalytic
When device is used for homogeneous or enzymatic, the runner of catalyst converter body is fluid(Containing catalyst, reactant)Runner.
The flow spoiler for producing eddy flow in runner is set to can be generally divided into end flow-disturbing, tangential flow-disturbing(Eddy flow or cyclonic separation
Device type), plug-in type eddy flow flow spoiler etc., with reference to the consideration of purposes and flow-disturbing effect, in heterogeneous catalysis, plug-in type eddy flow is disturbed
Stream device has more preferable flow-disturbing effect, in order to improve heterogeneous catalysis(Flow-disturbing)Effect, the interface where catalyst, formed one stream
The relatively small space of resistance, forces swirling fluid directly to impact catalyst interface.
Further, as the one of which embodiment of flow spoiler of the present invention, described flow spoiler is to be co-axially inserted setting
In runner, described flow spoiler is made up of axle with the spiral spoiler on axle, and at least one is additionally provided with described axle
The connector being fixedly connected with runner, flow spoiler is inside runner, and it can be fixed on runner by the way of end is fixed
On(When runner is shorter, in the case of such as less than 500mm)Or by the frictional force of connector, elastic force and runner inner wall offset by
The axle of flow spoiler is fixed in runner, flow-disturbing can also be fixed by the form that connector is bonded or is welded in runner
The axle of device.
The pitch of the spiral spoiler of flow spoiler can as needed and actual experiment debugging be determined setting, wherein disturbing
The spiral spoiler of stream device can also bull the market structure(Spiral spoiler i.e. on the shaft section of flow spoiler can be arranged to many
Piece).
Further, the net sectional area of the flow spoiler and the ratio of cross section of fluid channel product where the flow spoiler are more than or equal to
30% and less than or equal to 90%, it is preferred that the net sectional area of the flow spoiler and the ratio of cross section of fluid channel product where the flow spoiler
Value is more highly preferred to more than or equal to 40% and less than or equal to 80%, the net sectional area of the flow spoiler and the flow spoiler institute
The ratio accumulated in cross section of fluid channel is more than or equal to 50% and less than or equal to 70%, still more preferably, and the flow spoiler has
The ratio of cross section of fluid channel product is 50% where imitating sectional area and the flow spoiler, wherein described area is than can be according to reactant
The factors such as the requirement of flow velocity, viscosity, flow area and design to volume are combined actual test data to determine.
The net sectional area of the flow spoiler refers to end face when the spiral spoiler of flow spoiler is at least rotated by 360 °
Frontal projected area, when described flow spoiler is located at pipeline center, projected area of the frontal projected area containing axle.
It is used as its load form of catalyst of the present invention, when catalyst converter of the present invention is used for heterogeneous catalysis, described catalyst
The catalyst layer on flow spoiler outer surface or catalytic carrier is deposited on for composite plating, wherein catalytic carrier is runner inner wall, is led to
Composite electric plating method is crossed, good catalyst adhesion effect can be obtained.
The efficient catalytic device of the present invention is in homogeneous catalysis, and wherein the intrinsic runner of catalyst converter is round tubular passage,
The internal diameter D of round tubular passage preferred value be 4mm≤D≤50mm, more preferably 15mm≤D≤25mm, wherein
Bigger channel internal diameter D results in higher Reynolds number under identical flow velocity, and the size of channel internal diameter can also be according to setting
Depending on meter economy, service condition.
It is used as application of the efficient catalytic device of the present invention in terms of exhaust gases of internal combustion engines catalysis, the wherein intrinsic stream of catalyst converter
Road is round tubular passage, and the internal diameter D of round tubular passage preferred value is 2mm≤D≤150mm;When mounting condition fills
When sufficient, a runner can be only set(The attached of catalyst is used as using blast pipe or the earthenware suitable with air slit diameter etc.
Carrier), generally, internal diameter D should be less than 150mm;When mounting condition is limited, internal diameter D preferred value for 5mm≤D≤
25mm, specific actual conditions also can be according to being actual test during design with reference to tail gas flow velocity, the condition such as installation volume allowed
It is adjusted and determines optimal parameter.
It is used as application of the efficient catalytic device of the present invention in terms of boiler, the catalysis of furnace flue gas, wherein catalyst converter body
Interior runner is round tubular passage, and the internal diameter D of round tubular passage preferred value is 6mm≤D≤300mm;Work as flue gas
When the less, mounting condition of amount is abundant, a runner can be only set(Using the attachment as catalyst such as smoke exhaust pipe or earthenware
Carrier), generally, internal diameter D should be less than 300mm;When mounting condition is limited, internal diameter D preferred value for 5mm≤D≤
50mm, specific actual conditions also can according to design when with reference to the particulate matter diameter in flue gas flow rate, flue gas, allow installation volume
The optimal parameter of determination is adjusted with actual test again etc. condition.
As application of the efficient catalytic device of the present invention in terms of enzymatic, the wherein intrinsic runner of catalyst converter is circle
Tubular conduit, the internal diameter D of round tubular passage preferred value is 6mm≤D≤200mm;Further preferably value is 15mm≤D
≤ 25mm, wherein bigger channel internal diameter D results in higher Reynolds number, the size of channel internal diameter under identical flow velocity
Depending on can be according to design economy, service condition.
As application of the efficient catalytic device of the present invention in terms of sewage disposal, the wherein intrinsic runner of catalyst converter is circle
Shape tubular conduit, the internal diameter D of round tubular passage preferred value is 20mm≤D≤200mm;Further preferably value is 50mm
≤ D≤100mm, wherein bigger channel internal diameter D results in higher Reynolds number under identical flow velocity, channel internal diameter it is big
It is small can also be according to design economy, depending on service condition.
Further, described flow spoiler can also be to be arranged on the spiral spoiler composition of runner inner wall or by axle with being located at
Spiral spoiler on axle and the spiral spoiler composition for being arranged on runner inner wall, described axle are provided with least one and stream
The flexible member and described axle that road inwall radially offsets be co-axially inserted be arranged on spiral spoiler in runner and on axle with
The rotation direction of spiral spoiler in runner inner wall is opposite.
Further, the through-type runner is externally provided with one or more sleeve pipes, the outside wall surface of the through-type runner with
Formed between sleeve pipe and between sleeve pipe and sleeve pipe and flow spoiler is provided with annular channel, the annular channel, the flow spoiler is arranged at
Annular channel inwall or outer wall or both are combined, and rotation direction is identical or on the contrary, sets as needed.
Either by flow spoiler inside the runner, runner inner wall or runner inner wall and the form of runner internal combustion, its
It can be operated under higher processing flow velocity, wherein the biological sludge swept along, can be set located at runner exit end
Cyclone separation device reclaimed, it is possible to come back for utilize, inside runner and internal face simultaneously set flow spoiler simultaneously
It is opposite with the rotation direction of the spiral spoiler in runner inner wall to make the spiral spoiler on axle, it is possible to achieve the flow-disturbing effect of various dimensions
Really, runner center is wherein referred to inside runner, in addition, the flow spoiler inside runner can be set to elastic filler.
Using above-mentioned technical scheme, its compared with prior art, technical solution of the present invention has the beneficial effect that:By
The flow spoiler for making fluid in catalyst converter runner produce eddy flow is set in the runner of catalyst converter, connecing for catalyst and reactant is improved
Rate of having a sudden inspiration and catalytic efficiency so that under the conditions of relatively small specific surface area or relatively large single cross section of fluid channel product, obtain
More preferably catalytic effect, and reduce catalyst material consumption and running resistance in catalyst converter, and urged in multiphase
Change is when applying, by using composite electric plating method by catalyst deposit in catalyst carrier, obtaining more good urge
Agent adhesion effect, by the program can be widely used in exhaust gases of internal combustion engines and boiler, the catalysis of kiln gas and
Homogeneously, in enzyme, the field of saprobia enzymatic, in fume treatment, also by the way that the passage of fume treatment is arranged into circle
Tubular conduit, can eliminate dead space, so as to improve the catalyst use efficiency in catalyst converter.
Brief description of the drawings
The section view of catalyst converter body integrated end when Fig. 1 arranges for the runner of efficient catalytic device of the present invention in honeycomb fashion
Figure;
Fig. 2 illustrates for the runner arrangement of the one of which embodiment of efficient catalytic device body of the present invention;
Fig. 3 is the exploded perspective view of structure shown in Fig. 2;
Fig. 4 is the partial cutaway view of one of the embodiment of flow spoiler of efficient catalytic device of the present invention, and it illustrates flow spoiler
The configuration state in runner is arranged on for insertion;
Fig. 5 is the runner radial direction cut-away illustration of configuration state shown in Fig. 4;
Fig. 6 is that the contrast of the net sectional area and the sectional area of catalyst converter body runner of the flow spoiler of efficient catalytic device of the present invention is shown
It is intended to;
Fig. 7 is two partial cutaway view of the embodiment of the flow spoiler of efficient catalytic device of the present invention, and it illustrates flow spoiler
Configuration state during spiral spoiler to be arranged on runner inner wall;
Fig. 8 is the runner radial direction cut-away illustration of configuration state shown in Fig. 7;
Fig. 9 is three biopsy cavity marker devices schematic diagram of the flow spoiler embodiment of efficient catalytic device of the present invention, and it illustrates flow spoiler
For axle and the spiral spoiler on the axle and it is arranged on configuration state when the spiral spoiler of runner inner wall is constituted;
Figure 10 be configuration state shown in Fig. 9 in, schematic diagram when axle is split out out of runner;
Figure 11 is four structural representation of the flow spoiler embodiment of efficient catalytic device of the present invention;
Figure 12 is handling process diagram of the catalyst converter of the present invention when arrival end sets pretreatment unit.
Embodiment
As shown in Fig. 1 to one of 3, the present invention includes being internally provided with the catalyst converter body of catalyst and enables catalyst converter
The necessary auxiliary of enough normal operations, described necessary auxiliary is roughly the same with the auxiliary needed for conventional catalyst device, according to catalyst converter
Be directed to purposes and applicable cases, can generally include housing 2, pad, water conservancy diversion orifice plate, damping device and for supporting runner
Location-plate 3 etc., technical scheme and the difference of conventional catalyst device are, provided with extremely in described catalyst body
A few runner 1, can be designed into single channel, multiple runners arranged side by side or series connection runner according to being actually needed for catalyst converter
Form is used, and described runner 1 is to be provided with through-type runner, the intrinsic runner 1 of catalyst converter to make in runner
Fluid produces the flow spoiler of eddy flow.
Wherein, described runner 1 is through-type pipeline, refers to that single tubular runner or multiple tubular runners are constituted side by side
Honeycomb runner, wherein through-type runner do not include by wire netting runner or the filler space freely stacked constituted it is random
Runner, can as needed by through-type runner design into any form of section, relative to polygon or other do not advise
For cross section of fluid channel then, circular pipe advantageously in the catalytic efficiency for improving catalyst converter and saves material.
The runner 1 of described catalyst converter body is round tubular passage, generally, its internal diameter≤300mm, the internal diameter of catalyst converter
It is inversely proportional with length, under same inner diameter, length is more long more is conducive to improving the antitoxin harmful ability of catalyst converter, is not influenceing to block
On the premise of, catalyst converter internal diameter is smaller to be conducive to improving catalytic efficiency, but accompanying problem is that fluid resistance can be therewith
Increase, generally, under conditions of design resistance is less demanding, using less internal diameter D, such as 5~25mm.It is sufficient in mounting condition
And in the case that fluid flow is little, can be using single round tubular passage as catalyst converter body in order to simplify device, this
When, the maximum inner diameter D of round tubular passage is usually no more than 300mm and is advisable.
Described flow spoiler is the spiral-flow type flow spoiler for making the intrinsic runner of catalyst converter produce eddy flow, and its helical angle can be with
With reference to cyclone separator using 15 °~30 ° of helical angle, the setting form of flow spoiler, which can also be used, is arranged on catalyst converter body
Runner inner wall on, insertion be arranged on the shaft core position of runner, the center of inlet end portion for being arranged on runner, flow channel entry point
Side wall is configured flow spoiler using foregoing aggregate form.
Catalyst converter includes homogeneous catalysis device under normal circumstances(Catalyst and the identical phase that reactant is in three-phase fluid), it is many
Phase catalyst converter(Catalyst is different phases from reactant)With enzymatic device(Catalyst is with reactant between homogeneous catalysis and multiphase
Between catalysis).
When efficient catalytic device is used for heterogeneous catalysis, the carrier of catalyst is provided with catalyst converter body, wherein described
Carrier can be outer surface and the inwall of runner of flow spoiler, when efficient catalytic device is used for homogeneous or enzymatic, catalyst converter sheet
The runner 1 of body is fluid(Containing catalyst, reactant)Runner.
The flow spoiler for producing eddy flow in runner is set to can be generally divided into end flow-disturbing, tangential flow-disturbing(Eddy flow or cyclonic separation
Device type), plug-in type eddy flow flow spoiler etc., with reference to the consideration of purposes and flow-disturbing effect, in heterogeneous catalysis, plug-in type eddy flow is disturbed
Stream device has more preferable flow-disturbing effect, in order to improve heterogeneous catalysis(Flow-disturbing)Effect, the interface where catalyst, formed one stream
The relatively small space of resistance, forces swirling fluid directly to impact catalyst interface.
Further, as shown in fig. 4 or 5, as the one of which embodiment of flow spoiler of the present invention, described flow spoiler 42
It is arranged on to be co-axially inserted in runner 1, described flow spoiler 42 is by axle 421 and 422 groups of the spiral spoiler on axle 421
Into being additionally provided with least one connector 423 being fixedly connected with runner 1 on described axle 421, flow spoiler 42 is in runner 1
Portion, it can be fixed on runner by the way of end is fixed(When runner is shorter, in the case of such as less than 500mm)Or it is logical
Frictional force, elastic force and the inwall of runner 1 for crossing connector offset the axle 421 of flow spoiler are fixed in runner 1, and can also pass through will
The axle 421 of flow spoiler 42 is fixed in the form that connector 423 is bonded or is welded in runner 1.
In addition, the pitch of the spiral spoiler 422 of flow spoiler can as needed and actual experiment debugging is determined and set
Put, the spiral spoiler 422 of wherein flow spoiler 42 can also bull the market structure(Spiral spoiler i.e. on the shaft section of flow spoiler
Multi-disc can be arranged to).
Further, as shown in fig. 6, the net sectional area of the flow spoiler and the ratio of cross section of fluid channel product where the flow spoiler
More than or equal to 30% and less than or equal to 90%, further, described ratio is more than or equal to 40% and less than or equal to 80%,
It is preferred that, the ratio of the net sectional area of the flow spoiler and cross section of fluid channel product where the flow spoiler is more than or equal to 50% and small
In or equal to 70%, it is more highly preferred to, the ratio of cross section of fluid channel product is where the net sectional area of the flow spoiler and the flow spoiler
50%;The net sectional area of described flow spoiler refers to that section is just when the spiral spoiler of flow spoiler is at least rotated by 360 °
The net sectional area of projected area, i.e. flow spoiler is the dash area shown in mark 5, cross section of fluid channel product runner shown in mark 6
The circular area in section, wherein, described area is than can be according to the flow velocity of reactant, viscosity, flow area and design to body
The factors such as long-pending requirement are combined actual test data to determine.
The net sectional area of the flow spoiler refers to end face when the spiral spoiler of flow spoiler is at least rotated by 360 °
Frontal projected area, when described flow spoiler is located at pipeline center, projected area of the frontal projected area containing axle.
Further, as shown in Fig. 7 or 8, described flow spoiler can also be the spiral spoiler 41 for being arranged on the inwall of runner 1
Composition, or as shown in Fig. 9 to one of 10, described flow spoiler 42 is by axle 421 and the spiral spoiler 422 on axle 421
And be arranged on the spiral spoiler 41 of the inwall of runner 1 and constitute, described axle 421 is provided with least one and the inwall footpath of runner 1
To the flexible member offseted(It is not shown)And described axle 421 is to be co-axially inserted the spiral being arranged in runner 1 and on axle 421 to disturb
Flow 422 is opposite with the rotation direction of the spiral spoiler 41 on the inwall of runner 1.
Further, as shown in figure 11, the through-type runner 1 is externally provided with one or more sleeve pipes 7, the through-type stream
Formed between the outer wall and sleeve pipe 7 in road 1 and between sleeve pipe and sleeve pipe and flow spoiler 71, institute are provided with annular channel, the annular channel
State flow spoiler 71 and be arranged at annular channel inwall, rotation direction is identical.
Either by flow spoiler inside the runner, runner inner wall or runner inner wall and the form of runner internal combustion, its
It can be operated under higher processing flow velocity, wherein the biological sludge swept along, can be set located at runner exit end
Cyclone separation device reclaimed, it is possible to come back for utilize, inside runner and internal face simultaneously set flow spoiler simultaneously
It is opposite with the rotation direction of the spiral spoiler in runner inner wall to make the spiral spoiler on axle, it is possible to achieve the flow-disturbing effect of various dimensions
Really, runner center is wherein referred to inside runner, in addition, the flow spoiler inside runner can be set to elastic filler.
As shown in figure 12, when the arrival end of catalyst converter is mounted with pretreatment unit, described pretreatment unit includes pair
The particulate matter for causing the medium of catalyst poisoning to carry out the device for being catalyzed or separating in advance or causing catalyst converter to block carries out pre-separation
Device or the inconsistent blending agent of catalytic condition is catalyzed respectively(Such as:The difference of heterogeneity in exhaust gases of internal combustion engines
Catalysis)Or the combination of preceding method.
It is used as its load form of catalyst of the present invention, when catalyst converter of the present invention is used for heterogeneous catalysis, described catalyst
Be deposited on the catalyst layer on flow spoiler or catalytic carrier for composite plating, described catalytic carrier for flow spoiler outer surface and
The inwall of runner, by composite electric plating method, can obtain good catalyst adhesion effect.
The efficient catalytic device of the present invention is in homogeneous catalysis, and wherein the intrinsic runner of catalyst converter is round tubular passage,
The internal diameter D of round tubular passage preferred value be 4mm≤D≤50mm, more preferably 15mm≤D≤25mm, wherein
Bigger channel internal diameter D results in higher Reynolds number under identical flow velocity, and the size of channel internal diameter can also be according to setting
Depending on meter economy, service condition.
It is used as application of the efficient catalytic device of the present invention in terms of exhaust gases of internal combustion engines catalysis, the wherein intrinsic stream of catalyst converter
Road is round tubular passage, and the internal diameter D of round tubular passage preferred value is 2mm≤D≤150mm, more preferably 5mm≤
D≤20mm;When mounting condition is sufficient, a runner can be only set(Using blast pipe or the pottery suitable with air slit diameter
Porcelain tube etc. as catalyst attachment carrier), generally, internal diameter D should be less than 150mm;When mounting condition is limited, internal diameter
D preferred value be 5mm≤D≤25mm, specific actual conditions also can according to design when with reference to tail gas flow velocity, allow installation volume
It is that actual test is adjusted etc. condition and determines optimal parameter, when the exhaust pipe length of internal combustion engine is suitable, and carries out insulation
On the premise of, using blast pipe as catalyst converter, now, exhaust bore is catalyst converter runner internal diameter, from the conjunction of device
Rationality considers that the round tubular channel internal diameter D is no more than 150mm.
In addition, described flow spoiler can located at the axle center part of catalyst converter body runner, the center of inlet end portion or
The sidewall locations of arrival end or foregoing set, the wherein net sectional area of flow spoiler and the sectional area ratio of catalyst converter body runner
S1/S2 is preferably 50%≤S1/S2≤90%, and flow spoiler is arranged on to the shaft core position of runner using plug-in type, can be further
Obtain more preferable flow-disturbing effect, be especially suitable for runner internal diameter it is less in the case of.
It is used as application of the efficient catalytic device of the present invention in terms of boiler, the catalysis of furnace flue gas, wherein catalyst converter body
Interior runner is round tubular passage, and the internal diameter D of round tubular passage preferred value is 6mm≤D≤300mm;Work as flue gas
When the less, mounting condition of amount is abundant, a runner can be only set(Using the attachment as catalyst such as smoke exhaust pipe or earthenware
Carrier), generally, internal diameter D should be less than 300mm;When mounting condition is limited, internal diameter D preferred value for 5mm≤D≤
50mm, specific actual conditions also can according to design when with reference to the particulate matter diameter in flue gas flow rate, flue gas, allow installation volume
The optimal parameter of determination is adjusted with actual test again etc. condition, the situation of processing flue gas can be combined in addition to be determined
Particulate matter diameter is smaller in the internal diameter size of runner, such as flue gas, then catalyst converter internal diameter is preferably small, on the contrary then big, such as:Natural steam pot
Stove, can select small internal diameter catalyst converter;When catalyst converter is made up of side by side multiple round tubular passages, in the round tubular passage
Footpath D is preferably 6mm≤D≤50mm.When catalyst converter is by single round tubular passage, the round tubular channel internal diameter D, about etc.
In smoke evacuation bore.
In addition, axle center part or inlet end portion centre of the described flow spoiler located at catalyst converter body runner, described to disturb
The net sectional area of stream device is preferably 50%≤S1/S2≤90% than S1/S2 with the sectional area of catalyst converter body runner.
As application of the efficient catalytic device of the present invention in terms of enzymatic, the wherein intrinsic runner of catalyst converter is circle
Tubular conduit, the internal diameter D of round tubular passage preferred value is 6mm≤D≤200mm;Further preferably value is 15mm≤D
≤ 25mm, wherein bigger channel internal diameter D results in higher Reynolds number, the size of channel internal diameter under identical flow velocity
Depending on can be according to design economy, service condition, wherein the intrinsic runner of catalyst converter be catalyst and material to be catalyzed
Runner, the spiral spoiler of runner inner wall is oppositely oriented with the spiral spoiler on the axle of insertion setting.
When flow spoiler is only located at the runner axle center part of catalyst converter body, it is larger that the flow spoiler is preferred to use specific surface area
Filler used, wherein using the larger filler of specific surface area(Such as:Elastic filler)Be conducive to runner axle center part fluid
Flow-disturbing.
As application of the efficient catalytic device of the present invention in terms of sewage disposal, the wherein intrinsic runner of catalyst converter is circle
Shape tubular conduit, the internal diameter D of round tubular passage preferred value is 20mm≤D≤200mm;Further preferably value is 50mm
≤ D≤100mm, wherein bigger channel internal diameter D results in higher Reynolds number under identical flow velocity, channel internal diameter it is big
It is small can also be according to design economy, depending on service condition.
The present invention improves catalyst with treating the contact probability of catalytic materials with urging by setting flow spoiler in catalyst converter runner
Change efficiency.Can be under the conditions of relatively small specific surface area or relatively large single cross section of fluid channel product, acquisition is preferably urged
Change effect, and therefore reduce catalyst converter(Containing catalyst)With material and running resistance, fluid passage is set to round tubular passage, disappeared
Except dead space, improve catalytic efficiency.By setting flow spoiler in catalyst converter fluid passage, catalytic efficiency is further improved.
The foregoing is only the present invention for example, for a person skilled in the art, according to the religion of the present invention
Lead, without departing from the principles and spirit of the present invention all equivalent changes done according to scope of the present invention patent, repair
Change, replace and modification, should all belong to the covering scope of the present invention.
Claims (15)
1. efficient catalytic device, including be internally provided with the catalyst converter body of catalyst, described catalyst body provided with least
One runner, it is characterised in that:Described runner is through-type runner, and being provided with the intrinsic runner of catalyst converter makes stream
Fluid produces the flow spoiler of eddy flow in road.
2. efficient catalytic device according to claim 1, it is characterised in that:Described flow spoiler is arranged on stream to be co-axially inserted
In road, described flow spoiler is made up of axle with the spiral spoiler on axle, and at least one and stream are additionally provided with described axle
The connector that road is fixedly connected.
3. efficient catalytic device according to claim 2, it is characterised in that:The net sectional area of the flow spoiler and the flow-disturbing
The ratio of cross section of fluid channel product is more than or equal to 30% and less than or equal to 90% where device.
4. efficient catalytic device according to claim 2, it is characterised in that:The net sectional area of the flow spoiler and the flow-disturbing
The ratio of cross section of fluid channel product is more than or equal to 40% and less than or equal to 80% where device.
5. efficient catalytic device according to claim 2, it is characterised in that:The net sectional area of the flow spoiler and the flow-disturbing
The ratio of cross section of fluid channel product is more than or equal to 50% and less than or equal to 70% where device.
6. efficient catalytic device according to claim 2, it is characterised in that:The net sectional area of the flow spoiler and the flow-disturbing
The ratio of cross section of fluid channel product is 50% where device.
7. efficient catalytic device according to claim 1, it is characterised in that:Described catalyst is deposited on for composite plating and disturbed
The catalyst layer on device outer surface or catalytic carrier is flowed, described catalytic carrier is runner inner wall.
8. efficient catalytic device according to claim 1, it is characterised in that:Described flow spoiler is to be arranged on runner inner wall
Spiral spoiler constitutes or by axle and the spiral spoiler that is located on axle and is arranged on the spiral spoiler of runner inner wall and constitutes,
The flexible member and described axle that described axle radially offsets with runner inner wall provided with least one are arranged on to be co-axially inserted
In runner.
9. efficient catalytic device according to claim 1, it is characterised in that:The through-type runner is externally provided with one or more
Sleeve pipe, annular channel, the annular channel are formed between the outside wall surface and sleeve pipe of the through-type runner and between sleeve pipe and sleeve pipe
It is interior to be provided with flow spoiler.
10. efficient catalytic device according to claim 1, it is characterised in that:The runner of the catalyst converter body is round tube
Shape passage, the internal diameter D of the round tubular passage is more than or equal to 4mm and less than or equal to 50mm.
11. efficient catalytic device according to claim 1, it is characterised in that:The intrinsic runner of catalyst converter is circle
Tubular conduit, the internal diameter D of the round tubular passage is more than or equal to 2mm and less than or equal to 150mm.
12. efficient catalytic device according to claim 1, it is characterised in that:The runner of the catalyst converter body is round tube
Shape passage, the internal diameter D of the round tubular passage is more than or equal to 6mm and less than or equal to 300mm.
13. efficient catalytic device according to claim 1, it is characterised in that:The runner of the catalyst converter body is round tube
Shape passage, the internal diameter D of the round tubular passage is more than or equal to 6mm and less than or equal to 200mm.
14. efficient catalytic device according to claim 1, it is characterised in that:The runner of the catalyst converter body is round tube
Shape passage, the internal diameter D of the round tubular passage is more than or equal to 20mm and less than or equal to 200mm.
15. the application of the efficient catalytic device according to any of the above-described claim, it is characterised in that:By described efficient catalytic
Device is applied to the biological enzyme of the tail gas catalyzed of internal combustion engine, the catalysis of boiler or furnace flue gas or sewage disposal.
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Cited By (1)
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