CN205170769U - Ultrasonic-assisted diesel oxidation desulfurization device - Google Patents
Ultrasonic-assisted diesel oxidation desulfurization device Download PDFInfo
- Publication number
- CN205170769U CN205170769U CN201520077182.2U CN201520077182U CN205170769U CN 205170769 U CN205170769 U CN 205170769U CN 201520077182 U CN201520077182 U CN 201520077182U CN 205170769 U CN205170769 U CN 205170769U
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- Prior art keywords
- ultrasonic
- diesel
- oxidation
- ultrasonic transducer
- extractor
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- Expired - Fee Related
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- 238000007254 oxidation reaction Methods 0.000 title claims abstract description 68
- 230000003647 oxidation Effects 0.000 title claims abstract description 67
- 238000006477 desulfuration reaction Methods 0.000 title abstract description 12
- 230000023556 desulfurization Effects 0.000 title abstract description 11
- 239000002283 diesel fuel Substances 0.000 claims abstract description 36
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 19
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 11
- 238000006243 chemical reaction Methods 0.000 claims description 37
- 230000003009 desulfurizing effect Effects 0.000 claims description 26
- 238000000605 extraction Methods 0.000 claims description 11
- 238000011084 recovery Methods 0.000 claims description 8
- 239000003054 catalyst Substances 0.000 claims description 7
- 230000003068 static effect Effects 0.000 claims description 7
- 239000007800 oxidant agent Substances 0.000 abstract description 2
- 230000001590 oxidative effect Effects 0.000 abstract description 2
- 230000000694 effects Effects 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 239000005864 Sulphur Substances 0.000 description 2
- IYYZUPMFVPLQIF-UHFFFAOYSA-N dibenzothiophene Chemical compound C1=CC=C2C3=CC=CC=C3SC2=C1 IYYZUPMFVPLQIF-UHFFFAOYSA-N 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 206010020843 Hyperthermia Diseases 0.000 description 1
- UCKMPCXJQFINFW-UHFFFAOYSA-N Sulphide Chemical compound [S-2] UCKMPCXJQFINFW-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 230000036031 hyperthermia Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000000644 propagated effect Effects 0.000 description 1
- 239000012429 reaction media Substances 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 229910052717 sulfur Inorganic materials 0.000 description 1
- 239000011593 sulfur Substances 0.000 description 1
Landscapes
- Physical Water Treatments (AREA)
- Production Of Liquid Hydrocarbon Mixture For Refining Petroleum (AREA)
- Physical Or Chemical Processes And Apparatus (AREA)
Abstract
An ultrasonic-assisted diesel oxidation desulfurization device, comprising: the system comprises an oxidation desulfurization reactor, a catalyst-oxidant feeding device and a diesel oil feeding device, wherein the inlet end of the oxidation desulfurization reactor is connected in parallel, and the lower part of the oxidation desulfurization reactor is provided with a first ultrasonic transducer and a first ultrasonic generator which is connected with the first ultrasonic transducer in a matching way; the first oil-water separator is connected with the outlet end of the oxidative desulfurization reactor; the inlet end of the extractor is connected with the first oil-water separator, and the lower part of the extractor is provided with a second ultrasonic transducer and a second ultrasonic generator which is connected with the second ultrasonic transducer in a matching way; and the extracting agent feeding device is connected with the extractor. And the second oil-water separator is connected with the outlet of the extractor.
Description
Technical field
The utility model relates to a kind of diesel oxidation desulfurizing device, particularly a kind of ultrasonic assistant diesel oxidation desulfurizing device.
Background technology
Due to the increasingly stringent of environmental legislation, the exploitation of Ultra-deep Desulfurization of Diesel Fuels (sulphur content <10ppm) technology has become worldwide research topic urgently to be resolved hurrily.Although traditional hydrogenating desulfurization (HDS) can effectively remove most of sulfocompound, because flow process is complicated, plant investment is large, process cost is high, causes Oil Production cost unprecedented soaring.In addition, when removing dibenzothiophene and derivative thereof, hydrogenating desulfurization encounters serious challenge.Sulfide the method for 200 ~ 500ppm remaining in hydrogenated diesel oil is down to below 10ppm, needs the catalyzer that higher temperature and pressure, lower air speed and activity are higher.In order to meet the environmental requirement of increasingly stringent, reducing the sulphur content of oil fuel and having become a urgent and important task.Oxidation sweetening has the plurality of advantages such as reaction conditions relaxes, desulfurization degree is high, is expected to one of major technique becoming following production super low sulfur oil product.
Utilize ultrasonic wave can improve the effect of diesel oxidation desulfurizing.Ultrasonic wave is the sound wave of frequency higher than 20KHz, its good directionality, penetrativity is strong, is easy to obtain the acoustic energy comparatively concentrated, its principle can be explained by " cavitation " phenomenon: when the sound wave pressure that ultrasonic vibration is propagated in a liquid reaches a normal atmosphere, its power density is 0.35w/cm
2, at this moment hyperacoustic sound wave pressure spikes just can reach vacuum or negative pressure, but in fact exists without negative pressure, and the pressure that therefore generation one is very large in a liquid, becomes cavity-cavitation nucleus by fluid molecule drawing crack.This cavity closely vacuum, it breaks when ultrasonic wave pressure oppositely reaches maximum, the intense impact produced owing to breaking.This being broken by countless tiny cavitation bubble and the shock wave phenomenon that produces is called " cavitation " phenomenon, fully can mix two-phase medium, improves the rate of mass transfer of material.
Utility model content
Technical problem to be solved in the utility model is the above-mentioned defect for prior art, makes reaction medium produce ultrasonic vibration, improves the rate of mass transfer of material.
To achieve these goals, ultrasonic assistant diesel oxidation desulfurizing device, comprising:
Oxidation desulfur reaction device, the inlet end of described oxidation desulfur reaction device is connected in parallel oxygenant-catalyst charge device and diesel feed device, is provided with the first ultrasonic transducer and first ultrasonic generator that be connected supporting with this first ultrasonic transducer in the bottom of described oxidation desulfur reaction device;
First water-and-oil separator, is connected with the exit end of described oxidation desulfur reaction device;
Extractor, the inlet end of described extractor is connected with described first water-and-oil separator, is provided with the second ultrasonic transducer and second ultrasonic generator that be connected supporting with this second ultrasonic transducer in the bottom of described extractor;
Extractant feed device, is connected with described extractor;
Second water-and-oil separator, is connected with the outlet of described extractor.
Above-mentioned ultrasonic assistant diesel oxidation desulfurizing device, it is characterized in that, described first ultrasonic transducer is distributed in the lower tangent plane place of described oxidation desulfur reaction device, the directed horizontal axis perpendicular to described oxidation desulfur reaction device in ultrasonic wave direction of described first ultrasonic transducer.
Above-mentioned ultrasonic assistant diesel oxidation desulfurizing device, is characterized in that, described second ultrasonic transducer is distributed in the lower tangent plane place of described extractor, the directed horizontal axis perpendicular to described extractor in ultrasonic wave direction of described second ultrasonic transducer.
Above-mentioned ultrasonic assistant diesel oxidation desulfurizing device, it is characterized in that, described oxidation desulfur reaction device is static mixer, described extractor is static mixer.
Above-mentioned ultrasonic assistant diesel oxidation desulfurizing device, is characterized in that, the ultrasonic frequency of described first ultrasonic transducer and described second ultrasonic transducer is all greater than 20KHz.
Above-mentioned ultrasonic assistant diesel oxidation desulfurizing device, is characterized in that, described first ultrasonic transducer and described second ultrasonic transducer ultrasonic frequency be 20KHz-200KHz all preferably.
Above-mentioned ultrasonic assistant diesel oxidation desulfurizing device, it is characterized in that, described oxygenant-catalyst charge device comprises mixing tank, the first volume pump, First Heat Exchanger), described mixing tank is connected with the first volume pump, and described volume pump connects described oxidation desulfur reaction device by interchanger.
Above-mentioned ultrasonic assistant diesel oxidation desulfurizing device, it is characterized in that, described diesel feed device comprises diesel fuel tank, the second volume pump, the second interchanger, and described diesel fuel tank connects described second volume pump, the second interchanger successively, and described second interchanger connects described oxidation desulfur reaction device.
Above-mentioned ultrasonic assistant diesel oxidation desulfurizing device, is characterized in that, the lower part outlet of described first water-and-oil separator is connected with sour water retrieving arrangement, and the upper outlet of the first water-and-oil separator is connected with the entrance of extractor.
Above-mentioned ultrasonic assistant diesel oxidation desulfurizing device, it is characterized in that, the lower part outlet of described second water-and-oil separator is connected with extracting agent recovery device, the upper outlet of the second water-and-oil separator is connected with diesel oil surge tank, described extracting agent recovery device is connected with extraction agent withdrawing can, and described diesel oil surge tank is connected with diesel oil finished pot.
Beneficial functional of the present utility model is:
This experimental installation realizes different oxidant species, temperature, ultrasonic frequency, ultrasonic wave generation power and the oxidation sweetening effect under the different residence time, and the research carrying out oxidation desulfuration process technology for laboratory provides reliable appliance ensure.
Below in conjunction with the drawings and specific embodiments, the utility model is described in detail, but not as to restriction of the present utility model.
Accompanying drawing explanation
Fig. 1 is the structural representation of ultrasonic assistant diesel oxidation desulfurizing device;
Wherein, Reference numeral
Mixing tank 1
First volume pump 2
First Heat Exchanger 3
Diesel fuel tank 4
Second volume pump 5
Second interchanger 6
Oxidation desulfur reaction device 7
First ultrasonic generator 8
First ultrasonic transducer 9
First water-and-oil separator 10
Sour water retrieving arrangement 11
Extraction agent tank 12
3rd volume pump 13
Extractor 14
Second ultrasonic generator 15
Second ultrasonic transducer 16
Second water-and-oil separator 17
Diesel oil surge tank 18
Diesel oil finished pot 19
Extracting agent recovery device 20
Embodiment
Below in conjunction with accompanying drawing, structural principle of the present invention and principle of work are described in detail:
See the structural representation that Fig. 1, Fig. 1 are the utility model one embodiment.Ultrasonic assistant diesel oxidation desulfurizing device of the present utility model, comprising:
Oxidation desulfur reaction device 7, be connected with oxygenant-catalyst charge device and diesel feed device respectively, oxygenant-catalyst charge device comprises mixing tank 1, first volume pump 2, First Heat Exchanger 3, mixing tank 1 connects the first volume pump 2 in turn, First Heat Exchanger 3, catalyzer and oxygenant enter the first volume pump 2 after mixing tank 1 mixes, First Heat Exchanger 3 is pumped into by the first volume pump 2, oxidation desulfur reaction device 7 is being flowed into after First Heat Exchanger 3 heat exchange, diesel feed device comprises diesel fuel tank 4, second volume pump 2, second interchanger 6, diesel fuel tank connects the second volume pump 5 in turn, second interchanger 6, diesel oil flows into diesel fuel tank 1 in turn, second volume pump 2, oxidation desulfur reaction device 7 is entered after second interchanger 6.The first ultrasonic transducer 9 and first ultrasonic generator 8 that be connected supporting with this first ultrasonic transducer 9 is provided with in the bottom of described oxidation desulfur reaction device 7; First ultrasonic transducer 9 is distributed in the lower tangent plane place of described oxidation desulfur reaction device, the directed horizontal axis perpendicular to described oxidation desulfur reaction device 7 in ultrasonic wave direction of the first ultrasonic transducer 9.
First water-and-oil separator 10, is connected with oxidation desulfur reaction device 7 exit end.Conversion zone water-and-oil separator 10 lower part outlet is connected with sour water retrieving arrangement 11, and the upper outlet of the first water-and-oil separator 10 is connected with extractor 14 entrance.
Extractor 14, extractor 14 inlet end also connects extractant feed device, and extractor 14 exit end is connected with the second water-and-oil separator 17.
The lower part outlet of the second water-and-oil separator 17, second water-and-oil separator 17 is connected with extracting agent recovery device 20.Second water-and-oil separator 17 upper outlet is connected with diesel oil surge tank 18.Extracting agent recovery device 20 is connected with extraction agent withdrawing can 21, and diesel oil surge tank 18 is connected with diesel oil finished pot 19.
During actually operating, oxygenant, catalyzer add in oxygenant-catalyst mix tank 1 with doses, enter oxidation desulfur reaction device 6, regulate temperature of charge before this by First Heat Exchanger 3 by the first volume pump 2.Diesel oil adds in diesel fuel tank 4 with doses and enters oxidation desulfur reaction device 7 by the second volume pump 5, diesel fuel temperature is regulated before this by the second interchanger 6, catalyzer, oxygenant and diesel oil fully mix in oxidation desulfur reaction device 7, oxidation desulfur reaction device 7 is made up of static mixer, make catalyzer, oxygenant and diesel oil are fully mixed in static mixer, start the first ultrasonic generator 8 with supporting the first ultrasonic transducer 9 be connected with it to produce ul-trasonic irradiation field, hyperacoustic direction is perpendicular to the horizontal axis direction of oxidation desulfur reaction device, frequency is greater than 20KHz, preferred 20KHz-200KHz, under hyperacoustic effect, can cavitation be there is in liquid, localized hyperthermia's hyperbaric environment can be formed, thus produce unusual energy effects, not isolated, but interact, mutually promote, accelerate reaction process.Oxidation desulfur reaction device 7 is also provided with temperature-control device 22, with controlled oxidization desulfurization reaction temperature.Oxidation desulfur reaction device 7 outlet material enters the first water-and-oil separator 10, after oily water separation, first water-and-oil separator 10 top is diesel oil, the bottom of water-and-oil separator 10 is the sour water after being separated, diesel oil enters extractor through the first water-and-oil separator 10 upper outlet, and sour water enters sour water retrieving arrangement 11 through diesel oil through the lower part outlet of the first water-and-oil separator 10.
Extraction agent is injected extraction agent tank 12 with doses and enters extractor by the 3rd volume pump 13, diesel oil after being separated through the first water-and-oil separator 10 mixes, extractor 14 is static mixer, extraction agent fully can be mixed with diesel oil, extractor 14 is connected with the second ultrasonic transducer 16 with the second ultrasonic generator 15 simultaneously, start the second ultrasonic generator 15 and supporting the second ultrasonic transducer 16 be connected with it, there is ul-trasonic irradiation field, hyperacoustic direction is perpendicular to the horizontal axis direction of extractor, frequency is greater than 20KHz, preferred 20KHz-200KHz, after having extracted, extraction product enters the second water-and-oil separator 17 through extractor 14 outlet, through by after the separating substances such as diesel oil and extraction agent, the diesel stream on the second water-and-oil separator 17 top is after diesel oil surge tank 18, enter diesel oil finished pot 19, the isolated extraction agent of the second water-and-oil separator 17 bottom enters extracting agent recovery device 20, after recycling, enter extraction agent withdrawing can 21.
Certainly; the utility model also can have other various embodiments; when not deviating from the utility model spirit and essence thereof; those of ordinary skill in the art are when making various corresponding change and distortion according to the utility model, but these change accordingly and are out of shape the protection domain that all should belong to the claim appended by the utility model.
Claims (10)
1. a ultrasonic assistant diesel oxidation desulfurizing device, is characterized in that, comprising:
Oxidation desulfur reaction device (7), the inlet end of described oxidation desulfur reaction device (7) is connected in parallel oxygenant-catalyst charge device and diesel feed device, is provided with the first ultrasonic transducer (9) and first ultrasonic generator (8) that be connected supporting with this first ultrasonic transducer in the bottom of described oxidation desulfur reaction device;
First water-and-oil separator (10), is connected with the exit end of described oxidation desulfur reaction device (7);
Extractor (14), the inlet end of described extractor is connected with described first water-and-oil separator (10), is provided with the second ultrasonic transducer (16) and second ultrasonic generator (15) that be connected supporting with this second ultrasonic transducer in the bottom of described extractor (14);
Extractant feed device, is connected with described extractor (14);
Second water-and-oil separator (17), is connected with the outlet of described extractor (14).
2. ultrasonic assistant diesel oxidation desulfurizing device as claimed in claim 1, it is characterized in that, described first ultrasonic transducer (9) is distributed in the lower tangent plane place of described oxidation desulfur reaction device (7), the directed horizontal axis perpendicular to described oxidation desulfur reaction device (7) in ultrasonic wave direction of described first ultrasonic transducer (9).
3. ultrasonic assistant diesel oxidation desulfurizing device as claimed in claim 1, it is characterized in that, described second ultrasonic transducer (16) is distributed in the lower tangent plane place of described extractor (14), the directed horizontal axis perpendicular to described extractor (14) in ultrasonic wave direction of described second ultrasonic transducer (16).
4. ultrasonic assistant diesel oxidation desulfurizing device as claimed in claim 2 or claim 3, it is characterized in that, described oxidation desulfur reaction device is static mixer, and described extractor is static mixer.
5. ultrasonic assistant diesel oxidation desulfurizing device as claimed in claim 2 or claim 3, it is characterized in that, the ultrasonic frequency of described first ultrasonic transducer or described second ultrasonic transducer is all greater than 20KHz.
6. ultrasonic assistant diesel oxidation desulfurizing device as claimed in claim 5, is characterized in that, described first ultrasonic transducer or described second ultrasonic transducer ultrasonic frequency be 20KHz-200KHz all preferably.
7. ultrasonic assistant diesel oxidation desulfurizing device as claimed in claim 1, it is characterized in that, described oxygenant-catalyst charge device comprises mixing tank (1), the first volume pump (2), First Heat Exchanger (3), described mixing tank (1) is connected with the first volume pump (2), and described volume pump (2) connects described oxidation desulfur reaction device by interchanger (3).
8. ultrasonic assistant diesel oxidation desulfurizing device as claimed in claim 1, it is characterized in that, described diesel feed device comprises diesel fuel tank (4), the second volume pump (5), the second interchanger (6), described diesel fuel tank connects described second volume pump (5), the second interchanger (6) successively, and described second interchanger (6) connects described oxidation desulfur reaction device.
9. ultrasonic assistant diesel oxidation desulfurizing device as claimed in claim 1, it is characterized in that, the lower part outlet of described first water-and-oil separator (10) is connected with sour water retrieving arrangement (11), and the upper outlet of the first water-and-oil separator (10) is connected with the entrance of extractor (14).
10. ultrasonic assistant diesel oxidation desulfurizing device as claimed in claim 1, it is characterized in that, the lower part outlet of described second water-and-oil separator (17) is connected with extracting agent recovery device (20), the upper outlet of the second water-and-oil separator (17) is connected with diesel oil surge tank (18), described extracting agent recovery device (20) is connected with extraction agent withdrawing can (21), and described diesel oil surge tank (18) is connected with diesel oil finished pot (19).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520077182.2U CN205170769U (en) | 2015-02-03 | 2015-02-03 | Ultrasonic-assisted diesel oxidation desulfurization device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520077182.2U CN205170769U (en) | 2015-02-03 | 2015-02-03 | Ultrasonic-assisted diesel oxidation desulfurization device |
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| Publication Number | Publication Date |
|---|---|
| CN205170769U true CN205170769U (en) | 2016-04-20 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201520077182.2U Expired - Fee Related CN205170769U (en) | 2015-02-03 | 2015-02-03 | Ultrasonic-assisted diesel oxidation desulfurization device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108148623A (en) * | 2018-01-26 | 2018-06-12 | 北京欧美中科学技术研究院 | A kind of absorption desulphurization plant for diesel oil |
| CN108546562A (en) * | 2018-04-19 | 2018-09-18 | 武汉嘉鹏电子有限公司 | A kind of ultrasonic wave desulfurizer |
-
2015
- 2015-02-03 CN CN201520077182.2U patent/CN205170769U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108148623A (en) * | 2018-01-26 | 2018-06-12 | 北京欧美中科学技术研究院 | A kind of absorption desulphurization plant for diesel oil |
| CN108546562A (en) * | 2018-04-19 | 2018-09-18 | 武汉嘉鹏电子有限公司 | A kind of ultrasonic wave desulfurizer |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160420 |