CN104324673A - Rotary drum type photo-catalytic reaction device - Google Patents
Rotary drum type photo-catalytic reaction device Download PDFInfo
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- CN104324673A CN104324673A CN201410555740.1A CN201410555740A CN104324673A CN 104324673 A CN104324673 A CN 104324673A CN 201410555740 A CN201410555740 A CN 201410555740A CN 104324673 A CN104324673 A CN 104324673A
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- cylinder
- inner core
- urceolus
- annular permanent
- catalyst
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J8/00—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes
- B01J8/08—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with moving particles
- B01J8/10—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with moving particles moved by stirrers or by rotary drums or rotary receptacles or endless belts
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J19/08—Processes employing the direct application of electric or wave energy, or particle radiation; Apparatus therefor
- B01J19/12—Processes employing the direct application of electric or wave energy, or particle radiation; Apparatus therefor employing electromagnetic waves
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2208/00—Processes carried out in the presence of solid particles; Reactors therefor
- B01J2208/00796—Details of the reactor or of the particulate material
- B01J2208/00823—Mixing elements
- B01J2208/00858—Moving elements
- B01J2208/00867—Moving elements inside the bed, e.g. rotary mixer
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2208/00—Processes carried out in the presence of solid particles; Reactors therefor
- B01J2208/00796—Details of the reactor or of the particulate material
- B01J2208/00938—Flow distribution elements
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J2219/08—Processes employing the direct application of electric or wave energy, or particle radiation; Apparatus therefor
- B01J2219/0873—Materials to be treated
- B01J2219/0892—Materials to be treated involving catalytically active material
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J2219/08—Processes employing the direct application of electric or wave energy, or particle radiation; Apparatus therefor
- B01J2219/12—Processes employing electromagnetic waves
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- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
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- Electromagnetism (AREA)
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- General Health & Medical Sciences (AREA)
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- Physical Or Chemical Processes And Apparatus (AREA)
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Abstract
The invention discloses a rotary drum type photo-catalytic reaction device. A metal reactor bracket is connected with an outer cylinder barrel; the outer cylinder barrel is supported by the metal reactor bracket; a certain included angle is formed between the outer cylinder barrel and the ground; an inner cylinder barrel is placed in the outer cylinder barrel; three uniform annular permanent magnets are mounted on the outer wall of the inner cylinder barrel and are matched with the outer cylinder barrel; a light source is inserted into the center of the outer cylinder barrel and is not in contact with the outer cylinder barrel; a shoveling plate is mounted on the inner wall of the inner cylinder barrel and is parallel to the light source; an annular permanent magnet is parallel to the three uniform annular permanent magnets and is mounted outside the outer cylinder barrel; the shoveling plate and the inner cylinder barrel rotate together, so that a catalyst can be updated; a sealing metal flange is mounted at the top of the outer cylinder barrel; a gas inlet and a gas outlet are symmetrically formed in the sealing metal flange and cannot rotate along with the inner cylinder barrel; screws are arranged at two ends of the sealing metal flange. The surface of the catalyst can be updated, and the problem of sealing caused by mechanical stirring is solved.
Description
Technical field
The present invention relates to a kind of photocatalysis experiment reaction unit, belong to photocatalysis apparatus field.
Background technology
Since the clear professor in rattan island, Tokyo University in 1967 finds that photocatalyst starts, photocatalysis is just by proposition gradually.1972, Fujishi etc. have delivered the prelude that " Electrochemical photolysis of water at a semiconductor electrode " has opened the photocatalysis New Times on Nature, in decades afterwards, photocatalysis technology gets the attention.Photocatalysis is that a kind of under the irradiation of light, self does not change, and but can promote the material of chemical reaction.In recent years, along with the scarcity of the energy and the aggravation of environmental pollution, photocatalysis field is also constantly improving requirement, therefore improves the utilization rate of photocatalysis equipment to catalyst imperative.Photocatalysis experimental facilities should improve the efficiency of light energy utilization, catalyst utilization, and accelerates reaction rate.
Gas-solid composite photochemical catalysis device is the electronics generation transition made by luminous energy in catalyst, thus makes catalyst produce photoelectron and hole, and reactant gas finally changes into product gas reacting gas by acquisition electronics and hole absorption free radical.
The in use maximum problem of current solid-vapor photocatalysis experimental provision is that catalyst surface can not upgrade, and there is dead angle, can not make full use of luminous energy in reaction unit.
Summary of the invention
Drum photocatalysis reaction unit of the present invention overcomes the deficiency of current photocatalysis apparatus, and can solve above-mentioned catalyst can not upgrade, and there is dead angle in reaction unit, the problem that the efficiency of light energy utilization is low.First, the present invention adopts magnetic agitation to drive catalyst upset, not only can realize Surface Renewal to catalyst, and solve the sealing problem that mechanical agitation produces; Again, inner core barrel of the present invention installs flight, catalyst can not only be made fully to upgrade, and can increase the efficiency of light energy utilization; Finally, the present invention makes full use of equipment angle, catalyst exposure can not only be made fully to contact with reactant, and can make full use of luminous energy.
To achieve these goals, technical solution of the present invention is Revolving-drum photocatalytic reaction device, and this device comprises reactor metal support (1), cylinder urceolus (2), cylinder inner core (3), light source (4), flight (5), three homogeneous annular permanent magnets (6), annular permanent magnet (7), metal flange (8), air inlet (9), gas outlet (10), screw (11); Specifically, reactor metal support (1) is connected with cylinder urceolus (2), cylinder urceolus (2) is supported by reactor metal support (1), and described cylinder urceolus (2) and ground exist certain angle; Cylinder inner core (3) is placed with in cylinder urceolus (2); Cylinder inner core (3) outer wall is equipped with three homogeneous annular permanent magnets (6); Article three, homogeneous annular permanent magnet (6) coordinates with cylinder urceolus (2); Light source (4) is inserted in cylinder urceolus (2) center and does not contact with urceolus; Cylinder inner core (3) inwall installs flight (5), and flight (5) height is parallel with light source (4); Annular permanent magnet (7) is parallel with three homogeneous annular permanent magnets (6), is contained in cylinder urceolus (2) outward.
Annular permanent magnet (7) rotates under the drive of motor, annular permanent magnet (7) drives the rotation of three homogeneous annular permanent magnets (6) by magnetic force, thus drive cylinder inner core (3) to rotate together, and cylinder urceolus (2) does not rotate; Flight (5) rotates together with cylinder inner core (3), thus realizes catalyst updating; Sealing metal flange (8) is equipped with at cylinder urceolus (2) top, sealing metal flange (8) is arranged with air inlet (9) and gas outlet (10); Air inlet (9) and gas outlet (10) are not rotated with cylinder inner core (3); There is screw (11) at the upper two ends of sealing metal flange (8).
Described cylinder urceolus (2) is cylindrical structural, and center is provided with projection, and high spot is cylinder shape groove, and light source (4) is placed in this groove; Cylinder inner core (3) structure is with cylinder urceolus (2) and be placed in cylinder urceolus (2).
Described cylinder urceolus (2), cylinder inner core (3) are silica glass material.
Described light source (4) is controllable light source, can experimentally require to exchange, as: incandescent lamp, fluorescent lamp, uviol lamp etc.
The recessed circle of described cylinder urceolus (2) center and the ratio of cylinder urceolus (2) radius are 1:3; In like manner, the recessed circle of cylinder inner core (3) center and the ratio of cylinder inner core (3) radius are also 1:3.
The ratio of described cylinder inner core (3) interior outer radius is 1:2 ~ 4, can regulate heat transfer effect according to catalyst amount.
Described light source (4) device can not contact cylinder urceolus (2), and can not exceed cylinder urceolus (2), inner core (3) height 2/3.
Described air inlet (9) gos deep into cylinder inner core (3) bottom, and gas outlet (10) are at cylinder inner core (3) top.
Described flight (5) is pmma material, and the distance between flight (5) can be arranged according to catalyst size size.
Described annular permanent magnet (7) and three homogeneous annular permanent magnet (6) keeping parallelisms, and rotate under slowspeed machine, motor speed can be regulated according to catalyst reaction speed.
Described cylinder urceolus (2) angle of inclination can regulate according to catalyst reaction speed, and this angular range is 15 ° to 75 °.
Drum photocatalysis reaction unit provided by the invention, has the following advantages:
1, the magnetic agitation that drum photocatalysis reaction unit provided by the invention applies three homogeneous annular permanent magnets and annular permanent magnet drives catalyst to overturn, and not only can realize Surface Renewal to catalyst, and solves the sealing problem that mechanical agitation produces.
2, drum photocatalysis reaction unit provided by the invention is by the rotation of flight and cylinder inner core, catalyst can not only be made fully to upgrade, and can increase the efficiency of light energy utilization.
3, drum photocatalysis reaction unit provided by the invention utilizes built-in light source and the catalyst action in rotation, achieves catalyst all by illumination, without the object at dead angle.
4, drum photocatalysis reaction unit provided by the invention is by the angle of inclination of cylinder urceolus, catalyst exposure can not only be made fully to contact with reactant, and can make full use of luminous energy.
5, drum photocatalysis reaction unit provided by the invention gos deep into bottom cylinder inner core by air inlet, and realization response thing gas fully contacts with catalyst, improves catalyst utilization.
Accompanying drawing explanation
Fig. 1 is the overall structure figure of drum photocatalysis reaction unit provided by the invention:
Fig. 2 is the flight fundamental diagram of drum photocatalysis reaction unit provided by the invention.
Fig. 3 is annular permanent magnet and motor assembly work schematic diagram.
Fig. 4 is illuminating area and device inclined angular relationship figure.
In figure: 1, reactor metal support, 2, cylinder urceolus, 3, cylinder inner core, 4, light source, 5, flight, 6, three homogeneous annular permanent magnets, 7, annular permanent magnet, 8, sealing metal flange, 9, air inlet, 10, gas outlet, 11, screw.
Detailed description of the invention
As Figure 1-4, drum photocatalysis reaction unit provided by the invention, described light contact area, according to Fig. 4, can by regulating and controlling the angle of reactor and ground, regulate and control the contact area of catalyst and light, when loading with metered catalyst, illuminating area along with the change of device inclined angle large and reduce.
Specific operation process is as follows,
1) open sealing metal flange 8, load catalyst, tighten the screws 11.
2) open motor, annular permanent magnet 7 drives cylinder inner core 3 to rotate
3) open air inlet 9 and pass into reacting gas, open gas outlet 10 and keep gas to circulate.
4) open light source 4, catalyst and reacting gas fully react.
5), after reaction terminates, pass into a certain amount of inert gas product and all get rid of rear closedown light source 4 and motor from gas outlet 10.
6) unscrew screw 11, open sealing metal flange 8, take out used catalyst.
Claims (8)
1. Revolving-drum photocatalytic reaction device, is characterized in that: this device comprises reactor metal support (1), cylinder urceolus (2), cylinder inner core (3), light source (4), flight (5), three homogeneous annular permanent magnets (6), annular permanent magnet (7), metal flange (8), air inlet (9), gas outlet (10), screw (11); Specifically, reactor metal support (1) is connected with cylinder urceolus (2), cylinder urceolus (2) is supported by reactor metal support (1), and described cylinder urceolus (2) and ground exist certain angle; Cylinder inner core (3) is placed with in cylinder urceolus (2); Cylinder inner core (3) outer wall is equipped with three homogeneous annular permanent magnets (6); Article three, homogeneous annular permanent magnet (6) coordinates with cylinder urceolus (2); Light source (4) is inserted in cylinder urceolus (2) center and does not contact with urceolus; Cylinder inner core (3) inwall installs flight (5), and flight (5) height is parallel with light source (4); Annular permanent magnet (7) is parallel with three homogeneous annular permanent magnets (6), is contained in cylinder urceolus (2) outward;
Annular permanent magnet (7) rotates under the drive of motor, annular permanent magnet (7) drives the rotation of three homogeneous annular permanent magnets (6) by magnetic force, thus drive cylinder inner core (3) to rotate together, and cylinder urceolus (2) does not rotate; Flight (5) rotates together with cylinder inner core (3), thus realizes catalyst updating; Sealing metal flange (8) is equipped with at cylinder urceolus (2) top, sealing metal flange (8) is arranged with air inlet (9) and gas outlet (10); Air inlet (9) and gas outlet (10) are not rotated with cylinder inner core (3); There is screw (11) at the upper two ends of sealing metal flange (8);
Described cylinder urceolus (2) is cylindrical structural, and center is provided with projection, and high spot is cylinder shape groove, and light source (4) is placed in this groove; Cylinder inner core (3) structure is with cylinder urceolus (2) and be placed in cylinder urceolus (2).
2. Revolving-drum photocatalytic reaction device according to claim 1, is characterized in that: described cylinder urceolus (2), cylinder inner core (3) are silica glass material.
3. Revolving-drum photocatalytic reaction device according to claim 1, is characterized in that: described light source (4) is controllable light source, can experimentally require to exchange, as: incandescent lamp, fluorescent lamp, uviol lamp.
4. Revolving-drum photocatalytic reaction device according to claim 1, is characterized in that: the recessed circle of described cylinder urceolus (2) center and the ratio of cylinder urceolus (2) radius are 1:3; In like manner, the recessed circle of cylinder inner core (3) center and the ratio of cylinder inner core (3) radius are also 1:3;
The ratio of described cylinder inner core (3) interior outer radius is 1:2 ~ 4, can regulate heat transfer effect according to catalyst amount;
Described light source (4) device can not contact cylinder urceolus (2), and can not exceed cylinder urceolus (2), inner core (3) height 2/3.
5. Revolving-drum photocatalytic reaction device according to claim 1, is characterized in that: described air inlet (9) gos deep into cylinder inner core (3) bottom, and gas outlet (10) are at cylinder inner core (3) top.
6. Revolving-drum photocatalytic reaction device according to claim 1, is characterized in that: described flight (5) is pmma material, and the distance between flight (5) can be arranged according to catalyst size size.
7. Revolving-drum photocatalytic reaction device according to claim 1, it is characterized in that: described annular permanent magnet (7) and three homogeneous annular permanent magnet (6) keeping parallelisms, and rotate under slowspeed machine, motor speed can be regulated according to catalyst reaction speed;
Described cylinder urceolus (2) angle of inclination can regulate according to catalyst reaction speed, and this angular range is 15 ° to 75 °.
8. Revolving-drum photocatalytic reaction device according to claim 1, is characterized in that: the specific operation process of this device is as follows,
1) open sealing metal flange (8), load catalyst, tighten the screws (11);
2) open motor, annular permanent magnet (7) drives cylinder inner core (3) to rotate
3) open air inlet (9) and pass into reacting gas, open gas outlet (10) and keep gas circulation;
4) open light source (4), catalyst and reacting gas fully react;
5), after reaction terminates, pass into after a certain amount of inert gas product is all got rid of from gas outlet (10) and close light source (4) and motor;
6) unscrew screw (11), open sealing metal flange (8), take out used catalyst.
Priority Applications (1)
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CN201410555740.1A CN104324673B (en) | 2014-10-20 | 2014-10-20 | A kind of Revolving-drum photocatalytic reaction device |
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CN201410555740.1A CN104324673B (en) | 2014-10-20 | 2014-10-20 | A kind of Revolving-drum photocatalytic reaction device |
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CN104324673A true CN104324673A (en) | 2015-02-04 |
CN104324673B CN104324673B (en) | 2016-07-06 |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104801253A (en) * | 2015-04-16 | 2015-07-29 | 内蒙古师范大学 | Plowshare type integrated coupled condensing magnetic photo-catalytic reactor |
CN111871340A (en) * | 2020-08-10 | 2020-11-03 | 郑州博达耐火材料有限公司 | Be used for low cement to flow wear resistant castable catalytic unit certainly |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
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CN101940875A (en) * | 2010-10-25 | 2011-01-12 | 上海电力学院 | Method for decomposing high-concentration methane mixed gas by fast photocatalysis by using low pressure mercury lamp |
US20130294563A1 (en) * | 2012-04-12 | 2013-11-07 | Kabushiki Kaisha Toshiba | Fast reactor and fast reactor reflector assembly |
CN203494399U (en) * | 2013-08-30 | 2014-03-26 | 济南昊哲环保设备有限公司 | Novel photo-catalytic oxidation purification device |
CN104084101A (en) * | 2014-07-04 | 2014-10-08 | 河海大学 | Photocatalytic reactor |
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2014
- 2014-10-20 CN CN201410555740.1A patent/CN104324673B/en not_active Expired - Fee Related
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101940875A (en) * | 2010-10-25 | 2011-01-12 | 上海电力学院 | Method for decomposing high-concentration methane mixed gas by fast photocatalysis by using low pressure mercury lamp |
US20130294563A1 (en) * | 2012-04-12 | 2013-11-07 | Kabushiki Kaisha Toshiba | Fast reactor and fast reactor reflector assembly |
CN203494399U (en) * | 2013-08-30 | 2014-03-26 | 济南昊哲环保设备有限公司 | Novel photo-catalytic oxidation purification device |
CN104084101A (en) * | 2014-07-04 | 2014-10-08 | 河海大学 | Photocatalytic reactor |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104801253A (en) * | 2015-04-16 | 2015-07-29 | 内蒙古师范大学 | Plowshare type integrated coupled condensing magnetic photo-catalytic reactor |
CN111871340A (en) * | 2020-08-10 | 2020-11-03 | 郑州博达耐火材料有限公司 | Be used for low cement to flow wear resistant castable catalytic unit certainly |
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CN104324673B (en) | 2016-07-06 |
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