CN111167392A - Equipment for olefin hydrogenation process under co-catalysis of ultrasonic waves and catalyst - Google Patents
Equipment for olefin hydrogenation process under co-catalysis of ultrasonic waves and catalyst Download PDFInfo
- Publication number
- CN111167392A CN111167392A CN201911415580.XA CN201911415580A CN111167392A CN 111167392 A CN111167392 A CN 111167392A CN 201911415580 A CN201911415580 A CN 201911415580A CN 111167392 A CN111167392 A CN 111167392A
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- catalyst
- ultrasonic
- reaction
- hydrogen
- shaft
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- 238000005984 hydrogenation reaction Methods 0.000 title claims abstract description 22
- 150000001336 alkenes Chemical class 0.000 title claims abstract description 21
- 239000003054 catalyst Substances 0.000 title claims abstract description 17
- JRZJOMJEPLMPRA-UHFFFAOYSA-N olefin Natural products CCCCCCCC=C JRZJOMJEPLMPRA-UHFFFAOYSA-N 0.000 title claims abstract description 15
- 238000006555 catalytic reaction Methods 0.000 title claims abstract description 10
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims abstract description 21
- 239000001257 hydrogen Substances 0.000 claims abstract description 21
- 229910052739 hydrogen Inorganic materials 0.000 claims abstract description 21
- 239000007788 liquid Substances 0.000 claims abstract description 10
- 230000005540 biological transmission Effects 0.000 claims description 7
- 230000008878 coupling Effects 0.000 claims description 7
- 238000010168 coupling process Methods 0.000 claims description 7
- 238000005859 coupling reaction Methods 0.000 claims description 7
- 230000002457 bidirectional effect Effects 0.000 claims description 5
- 238000005516 engineering process Methods 0.000 claims 1
- 238000006243 chemical reaction Methods 0.000 abstract description 15
- 238000003756 stirring Methods 0.000 abstract description 15
- 239000007791 liquid phase Substances 0.000 abstract description 4
- 239000000463 material Substances 0.000 abstract description 4
- 230000000694 effects Effects 0.000 abstract description 3
- 238000004519 manufacturing process Methods 0.000 description 8
- 230000008901 benefit Effects 0.000 description 2
- 239000012071 phase Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009903 catalytic hydrogenation reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 230000004927 fusion Effects 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000011949 solid catalyst Substances 0.000 description 1
- 239000007790 solid phase Substances 0.000 description 1
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Classifications
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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
- B01J19/10—Processes employing the direct application of electric or wave energy, or particle radiation; Apparatus therefor employing sonic or ultrasonic vibrations
-
- 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
- B01J19/0053—Details of the reactor
-
- 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
- B01J19/0053—Details of the reactor
- B01J19/0066—Stirrers
-
- 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
- B01J19/18—Stationary reactors having moving elements inside
-
- 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
Abstract
The invention relates to equipment for an ultrasonic and catalyst co-catalysis olefin hydrogenation process, which comprises a kettle body and a magnetic stirrer, wherein an ultrasonic transducer is arranged below the liquid level of the inner wall of the kettle body; and a hydrogen channel is arranged in the stirring shaft and is communicated with a hydrogen channel which is opened above the liquidus and is formed by side holes. When the equipment works, when the stirring shaft is driven by the magnetic rotator to rotate at a high speed, partial vacuum is formed in the impeller, hydrogen above a liquid phase line of the reaction kettle is sucked to the middle part of the impeller through the hydrogen channel and is mixed with the catalyst and liquid sucked up from the lower port of the impeller and then is thrown out, and meanwhile, the frequency of ultrasonic waves enables the hydrogen and olefin participating in the reaction to generate high-speed vibration, so that the energy of an olefin chain is greatly increased, the energy of the olefin chain is easily higher than the requirement of hydrogenation reaction on the surface of the catalyst, the hydrogenation reaction is quickly completed, meanwhile, the ultrasonic waves have good micro stirring effect, the material completing the hydrogenation reaction can be quickly diffused, the subsequent material can continuously enter the surface of the catalyst to react, and the purpose of efficiently completing the reaction.
Description
Technical Field
The invention relates to equipment for a hydrogenation process, in particular to equipment for an olefin hydrogenation process under the co-catalysis of ultrasonic waves and a catalyst.
Background
Usually, the olefin hydrogenation reaction is carried out under stirringKettleAdding catalyst, and stirring with hydrogen. In the practical industrial production, because the requirement of production scale is that the reaction kettle usually has large capacity and the olefin hydrogenation catalytic reaction is a gas-liquid-solid three-phase fusion reaction, the requirement on stirring is high, the solid catalyst is required to be fully stirred and reasonably distributed in a liquid phase, and hydrogen is required to be fully absorbed into a joint part of the solid phase and the liquid phase so as to fully participate in the hydrogenation catalytic reaction, because the probability of solid-liquid-gas three-phase common contact and the contact area are difficult to be greatly enlarged, the olefin catalytic hydrogenation reaction takes more time completely, and some reactions can be basically completed within dozens of hours, so that the production efficiency and benefits are greatly influenced, the large-scale popularization and application of a green production mode of hydrogenation reaction are seriously hindered, some enterprises have to improve the reaction temperature and the reaction pressure in order to improve the production efficiency, and the potential safety hazard of high-pressure production and the great improvement of equipment investment are brought about, and the energy consumption is greatly improved, which is not beneficial to safe and energy-saving production.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provide equipment for an ultrasonic and catalyst co-catalytic olefin hydrogenation process, which has the advantages of complete and rapid reaction and greatly improved production efficiency.
In order to achieve the purpose, the invention discloses equipment for an ultrasonic and catalyst co-catalysis olefin hydrogenation process, which comprises a kettle body and a magnetic stirrer, wherein the magnetic stirrer comprises a driving motor, a magnetic coupling transmission device and a stirring shaft, the stirring shaft is arranged in the kettle body, the driving motor drives the stirring shaft through the magnetic coupling transmission device, and the equipment is characterized in that: one or more ultrasonic transducers are arranged below the liquid level of the inner wall of the kettle body; the (mixing) shaft sets up for axial cavity and constitutes the hydrogen passageway, and the lower extreme is provided with two-way suction formula centrifugal impeller, two-way suction formula centrifugal impeller's last suction inlet and hydrogen passageway's lower extreme UNICOM, the (mixing) shaft open more than the liquidus have a plurality of side openings and with hydrogen passageway UNICOM.
According to the invention, a plurality of ultrasonic transducers are uniformly distributed along the circumference below the liquid level of the inner wall of the kettle body, and the ultrasonic emission surface of each ultrasonic transducer forms an included angle of 15-75 degrees with the radial plane of the central shaft of the bidirectional suction type centrifugal impeller.
The equipment for hydrogenation process of the invention is characterized in that a hydrogen channel and a bidirectional suction type centrifugal impeller are arranged in a stirring shaft, an ultrasonic transducer is arranged below the liquid level of the inner wall of a kettle body, when the stirring shaft is driven by a magnetic rotator to rotate at a certain speed, the bidirectional suction type centrifugal impeller can centrifugally throw out liquid, so that negative pressure is formed in the impeller, hydrogen above a liquid phase line of a reaction kettle is sucked into the impeller through the hydrogen channel to be mixed with a catalyst and liquid sucked up from a lower port of the impeller and thrown out along a peripheral outlet of the impeller, and simultaneously, the ultrasonic frequency enables the hydrogen and olefin participating in reaction to generate high-speed vibration so as to greatly increase the energy of an olefin chain, thereby the hydrogen can easily exceed the requirement of hydrogenation reaction on the surface of the catalyst, the hydrogenation reaction is rapidly completed, meanwhile, the ultrasonic has good micro-stirring effect and can promote the rapid diffusion of the material completing the, the subsequent materials can continuously enter the surface of the catalyst for reaction, thereby achieving the purpose of high-speed and high-efficiency reaction completion. Because the ultrasonic wave directly promotes the olefin to generate high-speed vibration, the energy utilization efficiency is high, the temperature and the pressure of the whole reaction system do not need to be greatly improved, and the effect of safe and energy-saving production is achieved.
The invention is further described with reference to the following figures and specific embodiments.
Drawings
FIG. 1 is a sectional view of the internal structure of an embodiment of the present invention;
3 FIG. 3 2 3 is 3 a 3 cross 3- 3 sectional 3 view 3 of 3 the 3 view 3 of 3 FIG. 3 1 3 A 3- 3 A 3. 3
Detailed Description
The invention relates to equipment for an olefin hydrogenation process under the co-catalysis of ultrasonic waves and a catalyst, which comprises a kettle body 1 and a magnetic stirrer. The magnetic stirrer comprises a driving motor 2, a magnetic coupling transmission device 3 and a stirring shaft 4, the kettle body 1, the driving motor 2 and the magnetic coupling transmission device 3 are not particularly limited and can be arranged according to the process requirements, the stirring shaft 4 is arranged in the kettle body 1, and the driving motor 2 drives the stirring shaft 4 through the magnetic coupling transmission device 3. In order to enable the olefin participating in the reaction to generate high-speed vibration and greatly increase the energy of an olefin chain, so that the energy of the olefin chain easily exceeds the requirement of the hydrogenation reaction on the surface of the catalyst and the completion of the hydrogenation reaction is accelerated, in the specific embodiment, one or more ultrasonic transducers 5 are arranged below the liquid level on the inner wall of the kettle body 1, a plurality of ultrasonic transducers 5 are preferably uniformly distributed along the circumference, and in order to further improve the ultrasonic efficiency, the ultrasonic emitting surface of each ultrasonic transducer 5 preferably forms an included angle of 15-75 degrees with the radial plane of the central shaft of the bidirectional suction type centrifugal impeller. The (mixing) shaft 4 is axial cavity setting (upper end is sealed) constitution hydrogen passageway 6, is provided with two-way suction formula centrifugal impeller 7 on the (mixing) shaft 4 lower extreme tip, the center of two sides face all is equipped with the suction inlet about two-way suction formula centrifugal impeller 7, is last suction inlet 701 and lower suction inlet 702 respectively promptly, the last suction inlet 701 of two-way suction formula centrifugal impeller 7 and hydrogen passageway 6's lower extreme UNICOM, the (mixing) shaft 4 open more than the liquidus have a plurality of side openings 8 and with hydrogen passageway 6 UNICOM.
The present invention is not limited to the above embodiments, and those skilled in the art can implement the present invention in other embodiments according to the disclosure of the present invention, or make simple changes or modifications according to the design structure and idea of the present invention, and fall into the protection scope of the present invention.
Claims (2)
1. The utility model provides an ultrasonic wave and catalyst are catalysis alkene hydrogenation equipment for technology altogether, includes the cauldron body and magnetic stirrers, magnetic stirrers includes driving motor, magnetic coupling transmission and (mixing) shaft, the (mixing) shaft sets up the cauldron is internal, driving motor passes through the drive of magnetic coupling transmission the (mixing) shaft, its characterized in that: one or more ultrasonic transducers are arranged below the liquid level of the inner wall of the kettle body; the (mixing) shaft sets up for axial cavity and constitutes the hydrogen passageway, and the lower extreme is provided with two-way suction formula centrifugal impeller, two-way suction formula centrifugal impeller's last suction inlet and hydrogen passageway's lower extreme UNICOM, the (mixing) shaft open more than the liquidus have a plurality of side openings and with hydrogen passageway UNICOM.
2. The apparatus for the ultrasonic wave and catalyst co-catalysis olefin hydrogenation process according to claim 1, characterized in that: a plurality of ultrasonic transducers are uniformly distributed below the liquid level of the inner wall of the kettle body along the circumference, and the ultrasonic emitting surface of each ultrasonic transducer forms an included angle of 15-75 degrees with the radial plane of the central shaft of the bidirectional suction type centrifugal impeller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911415580.XA CN111167392A (en) | 2019-12-31 | 2019-12-31 | Equipment for olefin hydrogenation process under co-catalysis of ultrasonic waves and catalyst |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911415580.XA CN111167392A (en) | 2019-12-31 | 2019-12-31 | Equipment for olefin hydrogenation process under co-catalysis of ultrasonic waves and catalyst |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111167392A true CN111167392A (en) | 2020-05-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911415580.XA Pending CN111167392A (en) | 2019-12-31 | 2019-12-31 | Equipment for olefin hydrogenation process under co-catalysis of ultrasonic waves and catalyst |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111167392A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114307908A (en) * | 2022-01-19 | 2022-04-12 | 华中科技大学 | Device and method for synthesizing liquid fuel through carbon dioxide multi-field concerted catalytic hydrogenation |
| CN115301178A (en) * | 2022-09-09 | 2022-11-08 | 新疆农业科学院农业质量标准与检测技术研究所 | Preparation facilities of chrysanthemum ester class magnetic molecular imprinting material |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN87211458U (en) * | 1987-08-22 | 1988-07-13 | 山东新华制药厂 | Hydrogenating reactor with selfobserbing circulation and deep diffusim |
| CN101579619A (en) * | 2008-05-16 | 2009-11-18 | 浙江工业大学 | Ultrasonic exciting hydrogenation reactor |
| CN101940902A (en) * | 2010-05-04 | 2011-01-12 | 姚光纯 | Processing method for improving efficiency of catalytic chemical reaction by impulse wave |
| CN202212161U (en) * | 2011-08-12 | 2012-05-09 | 威海化工机械有限公司 | Hydrogenation reaction kettle for sorbitol |
| CN202460629U (en) * | 2012-03-12 | 2012-10-03 | 中国天辰工程有限公司 | Reaction device for preparing cyclohexene from benzene through selective hydrogenation |
| CN205659655U (en) * | 2016-06-03 | 2016-10-26 | 广东比格莱科技有限公司 | Reation kettle ultrasonic wave controlling device device |
| CN208275269U (en) * | 2018-04-02 | 2018-12-25 | 无锡千叶搅拌设备有限公司 | Two-way self-absorbing type stirrer |
| CN109954471A (en) * | 2017-12-26 | 2019-07-02 | 沈阳东瑞精细化工有限公司 | Self-priming sulbactam hydrogenation equipment |
| CN211754885U (en) * | 2019-12-31 | 2020-10-27 | 温州市工业科学研究院 | Equipment for olefin hydrogenation process under co-catalysis of ultrasonic waves and catalyst |
-
2019
- 2019-12-31 CN CN201911415580.XA patent/CN111167392A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN87211458U (en) * | 1987-08-22 | 1988-07-13 | 山东新华制药厂 | Hydrogenating reactor with selfobserbing circulation and deep diffusim |
| CN101579619A (en) * | 2008-05-16 | 2009-11-18 | 浙江工业大学 | Ultrasonic exciting hydrogenation reactor |
| CN101940902A (en) * | 2010-05-04 | 2011-01-12 | 姚光纯 | Processing method for improving efficiency of catalytic chemical reaction by impulse wave |
| CN202212161U (en) * | 2011-08-12 | 2012-05-09 | 威海化工机械有限公司 | Hydrogenation reaction kettle for sorbitol |
| CN202460629U (en) * | 2012-03-12 | 2012-10-03 | 中国天辰工程有限公司 | Reaction device for preparing cyclohexene from benzene through selective hydrogenation |
| CN205659655U (en) * | 2016-06-03 | 2016-10-26 | 广东比格莱科技有限公司 | Reation kettle ultrasonic wave controlling device device |
| CN109954471A (en) * | 2017-12-26 | 2019-07-02 | 沈阳东瑞精细化工有限公司 | Self-priming sulbactam hydrogenation equipment |
| CN208275269U (en) * | 2018-04-02 | 2018-12-25 | 无锡千叶搅拌设备有限公司 | Two-way self-absorbing type stirrer |
| CN211754885U (en) * | 2019-12-31 | 2020-10-27 | 温州市工业科学研究院 | Equipment for olefin hydrogenation process under co-catalysis of ultrasonic waves and catalyst |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114307908A (en) * | 2022-01-19 | 2022-04-12 | 华中科技大学 | Device and method for synthesizing liquid fuel through carbon dioxide multi-field concerted catalytic hydrogenation |
| CN115301178A (en) * | 2022-09-09 | 2022-11-08 | 新疆农业科学院农业质量标准与检测技术研究所 | Preparation facilities of chrysanthemum ester class magnetic molecular imprinting material |
| CN115301178B (en) * | 2022-09-09 | 2024-02-06 | 新疆农业科学院农业质量标准与检测技术研究所 | Preparation facilities of pyrethroid magnetism molecularly imprinted material |
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