CN102746878A - Catalytic reforming method - Google Patents
Catalytic reforming method Download PDFInfo
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- CN102746878A CN102746878A CN2012102725105A CN201210272510A CN102746878A CN 102746878 A CN102746878 A CN 102746878A CN 2012102725105 A CN2012102725105 A CN 2012102725105A CN 201210272510 A CN201210272510 A CN 201210272510A CN 102746878 A CN102746878 A CN 102746878A
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Abstract
The invention discloses a catalytic reforming method. The method comprises the steps of mixing a Pt-[HSO3-BVIM]HSO4SiO2 metal nano particle-ionic liquid type catalytic agent and a hydrogenation oil product in a mass ratio of 0.1:100-50:100, then stirring at the speed of no less than 1000r/min, controlling the reforming speed to be in a range between no less than 160 DEG C and no more than 350 DEG C, and controlling the reforming pressure to be in a range between no less than 0.8MPa and no more than 2MPa to perform the catalytic reforming. According to the method, the catalytic reforming reaction is achieved under the condition of a low temperature, so that the energy consumption of the reforming reaction is reduced, and the production cost of petroleum refining is reduced; besides, the catalytic reforming reaction is achieved under the condition of a low pressure, the requirements of the reforming reaction for the safety of a production system devices are reduced, and the device cost of a petroleum refining production system is reduced.
Description
Technical field
The present invention relates to a kind of catalystic reforming method that is used for the refining of petroleum production technique.
Background technology
CR is to have under the condition of catalyst action, and the hydrocarbon molecules structure in the gasoline fraction is arranged in the process of new molecular structure again, is one of most important Technology in the petroleum refining process.CR makes the light gasoline fraction (or petroleum naphtha) of crude distillation gained be transformed into the stop bracket gasoline (reformed gasoline) that is rich in aromatic hydrocarbons under the condition that heating, hydrogen pressure and catalyzer exist, and by-product LPG liquefied petroleum gas and hydrogen.
Existing CR adopts Ni class catalyzer to fill Raschig ring, is loaded in the reaction tower, belongs to the HTHP CR, and its temperature is more than 350 ℃, and pressure is more than 2Mpa.Because the production cost of reforming reaction mainly is an energy consumption cost, existing catalytic reforming reaction temperature is high, pressure is big, causes the catalytic reforming reaction energy consumption high, has improved the production cost of refining of petroleum; Simultaneously, because the reaction very exothermic, temperature of reaction is high, and pressure is big, and is very high to the production system safety equipment requirement, improved the equipment cost of refining of petroleum production system.Its basic reason is that the catalytic activity of existing reforming catalyst can not be brought into play fully, thereby can't reduce the temperature of reaction and the pressure of CR.
In the period of 30, the CR technology is not improved basically in the past.
Summary of the invention
The technical problem that the present invention will solve is, a kind of catalystic reforming method is provided, and overcomes the defective that energy consumption is high, the production system equipment cost is high that prior art exists.
The technical solution adopted for the present invention to solve the technical problems is: a kind of catalystic reforming method is provided, it is characterized in that, comprise the steps:
S1, with Pt-[HSO
3-bvim] HSO
4/ SiO
2Metal nanoparticle-ion liquid type catalyzer mixes by mass ratio 0.1:100～50:100 with the hydrogenation oil product;
S2, stir with speed more than or equal to 1000r/min; The control reforming temperature more than or equal to 160 ℃, smaller or equal to 350 ℃ of scopes in, control reformation pressure carries out CR in more than or equal to 0.8Mpa, smaller or equal to the 2Mpa scope, obtain reformate.
In catalystic reforming method of the present invention, said stirring velocity is more than or equal to 1000r/min, smaller or equal to 1500r/min.
In catalystic reforming method of the present invention, said reforming temperature be more than or equal to 180 ℃, smaller or equal to 200 ℃.
In catalystic reforming method of the present invention, said reformation pressure is more than or equal to 0.9Mpa, smaller or equal to 1.0Mpa.
The catalystic reforming method of embodiment of the present invention compares with prior art, and its beneficial effect is:
1. more realize the completion of catalytic reforming reaction under the low temperature conditions, thereby reducing the reforming reaction energy consumption, reducing the production cost of refining of petroleum;
2. more realizing the completion of catalytic reforming reaction under the low pressure conditions, thereby reducing the requirement of reforming reaction, reducing the equipment cost of refining of petroleum production system the production system device security.
Description of drawings
Fig. 1 is the schema of catalystic reforming method of the present invention.
Embodiment
Below in conjunction with accompanying drawing and embodiment the present invention is described further.
As shown in Figure 1, following at catalystic reforming method of the present invention:
At first, with Pt-[HSO
3-bvim] HSO
4/ SiO
2Metal nanoparticle-ion liquid type catalyzer mixes by mass ratio 0.1:100～50:100 with the hydrogenation oil product.
Then, stir with speed more than or equal to 1000r/min, and 160 ℃≤T of control reforming temperature≤350 ℃, control reformation pressure 0.8Mpa≤P≤2Mpa, the catalysis of reforming obtains reformate.
Wherein, Pt-[HSO
3-bvim] HSO
4/ SiO
2Metal nanoparticle-ion liquid type catalyzer can obtain according to following method:
In reaction vessel, add [HSO continuously
3-bvim] HSO
4/ SiO
2Solid acid catalyst, H
2PtCl
6The aqueous solution, absolute ethyl alcohol, reaction 3h leaves standstill 21h then under refluxing, and centrifugal removing desolvated, and behind the absolute ethyl alcohol thorough washing, under 80 ℃, is dried to constant weight, promptly obtains Pt-[HSO
3-bvim] HSO
4/ SiO
2Metal nanoparticle-ion liquid type catalyzer.
Embodiment one
Earlier with Pt-[HSO
3-bvim] HSO
4/ SiO
2Metal nanoparticle-ion liquid type catalyzer mixes by mass ratio 0.1:100 with the hydrogenation oil product.
Then, stir with the speed of 1000r/min, and control reforming temperature T is 160 ℃ that control reformation pressure P is 0.8Mpa, the catalysis of reforming obtains reformate.
Embodiment two
Earlier with Pt-[HSO
3-bvim] HSO
4/ SiO
2Metal nanoparticle-ion liquid type catalyzer mixes by mass ratio 10:100 with the hydrogenation oil product.
Then, stir with the speed of 1200r/min, and control reforming temperature T is 180 ℃ that control reformation pressure P is 0.9Mpa, the catalysis of reforming obtains reformate.
Embodiment three
Earlier with Pt-[HSO
3-bvim] HSO
4/ SiO
2Metal nanoparticle-ion liquid type catalyzer mixes by mass ratio 20:100 with the hydrogenation oil product.
Then, stir with the speed of 1300r/min, and control reforming temperature T is 200 ℃ that control reformation pressure P is 0.1Mpa, the catalysis of reforming obtains reformate.
Embodiment four
Earlier with Pt-[HSO
3-bvim] HSO
4/ SiO
2Metal nanoparticle-ion liquid type catalyzer mixes by mass ratio 30:100 with the hydrogenation oil product.
Then, stir with the speed of 1500r/min, and control reforming temperature T is 250 ℃ that control reformation pressure P is 1.5Mpa, the catalysis of reforming obtains reformate.
Embodiment five
Earlier with Pt-[HSO
3-bvim] HSO
4/ SiO
2Metal nanoparticle-ion liquid type catalyzer mixes by mass ratio 40:100 with the hydrogenation oil product.
Then, stir with the speed of 1600r/min, and control reforming temperature T is 300 ℃ that control reformation pressure P is 1.8Mpa, the catalysis of reforming obtains reformate.
Embodiment six
Earlier with Pt-[HSO
3-bvim] HSO
4/ SiO
2Metal nanoparticle-ion liquid type catalyzer mixes by mass ratio 50:100 with the hydrogenation oil product.
Then, stir with the speed of 1800r/min, and control reforming temperature T is 350 ℃ that control reformation pressure P is 2.0Mpa, the catalysis of reforming obtains reformate.
The cooperation of reforming temperature and reformation pressure can be adjusted variation in the foregoing description.For example, when control reforming temperature T was 200 ℃, the reformation pressure-controlling all can realize the object of the invention at 0.8Mpa≤P≤2Mpa; When control reformation pressure P was 1.0Mpa, reforming temperature was controlled at 160 ℃≤T≤350 ℃, all can realize the object of the invention.
Claims (5)
1. a catalystic reforming method is characterized in that, comprises the steps:
S1, with Pt-[HSO
3-bvim] HSO
4/ SiO
2Metal nanoparticle-ion liquid type catalyzer mixes by mass ratio 0.1:100～50:100 with the hydrogenation oil product;
S2, stir with speed more than or equal to 1000r/min; The control reforming temperature more than or equal to 160 ℃, smaller or equal to 350 ℃ of scopes in, control reformation pressure carries out CR in more than or equal to 0.8Mpa, smaller or equal to the 2Mpa scope, obtain reformate.
2. catalystic reforming method as claimed in claim 1 is characterized in that, said stirring velocity is more than or equal to 1000r/min, smaller or equal to 1500r/min.
3. according to claim 1 or claim 2 catalystic reforming method is characterized in that, said reforming temperature be more than or equal to 180 ℃, smaller or equal to 200 ℃.
4. according to claim 1 or claim 2 catalystic reforming method is characterized in that said reformation pressure is more than or equal to 0.9Mpa, smaller or equal to 1.0Mpa.
5. catalystic reforming method as claimed in claim 3 is characterized in that, said reformation pressure is more than or equal to 0.9Mpa, smaller or equal to 1.0Mpa.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210272510.5A CN102746878B (en) | 2012-08-02 | 2012-08-02 | Catalytic reforming method |
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|---|---|---|---|
| CN201210272510.5A CN102746878B (en) | 2012-08-02 | 2012-08-02 | Catalytic reforming method |
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| Publication Number | Publication Date |
|---|---|
| CN102746878A true CN102746878A (en) | 2012-10-24 |
| CN102746878B CN102746878B (en) | 2015-07-15 |
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ID=47027378
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101391228A (en) * | 2008-11-05 | 2009-03-25 | 河北工业大学 | Loaded dual-function catalyst and preparation method and use thereof |
| CN101397273A (en) * | 2008-11-05 | 2009-04-01 | 河北工业大学 | 1-vinyl-3-sulfobutyl imidazole bisulfate and preparation method thereof |
| CN102102036A (en) * | 2009-12-22 | 2011-06-22 | 北京金伟晖工程技术有限公司 | Catalytic reforming method capable of increasing arene yield |
| CN102352265A (en) * | 2011-07-08 | 2012-02-15 | 中国石油天然气股份有限公司 | Method of producing catalytic reforming raw materials |
| CN102492462A (en) * | 2011-11-23 | 2012-06-13 | 抚顺仁和生物燃料化工科技开发有限公司 | Ionic liquid-solid superacid catalysis light hydrocarbon isomerization method |
-
2012
- 2012-08-02 CN CN201210272510.5A patent/CN102746878B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101391228A (en) * | 2008-11-05 | 2009-03-25 | 河北工业大学 | Loaded dual-function catalyst and preparation method and use thereof |
| CN101397273A (en) * | 2008-11-05 | 2009-04-01 | 河北工业大学 | 1-vinyl-3-sulfobutyl imidazole bisulfate and preparation method thereof |
| CN102102036A (en) * | 2009-12-22 | 2011-06-22 | 北京金伟晖工程技术有限公司 | Catalytic reforming method capable of increasing arene yield |
| CN102352265A (en) * | 2011-07-08 | 2012-02-15 | 中国石油天然气股份有限公司 | Method of producing catalytic reforming raw materials |
| CN102492462A (en) * | 2011-11-23 | 2012-06-13 | 抚顺仁和生物燃料化工科技开发有限公司 | Ionic liquid-solid superacid catalysis light hydrocarbon isomerization method |
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| CN102746878B (en) | 2015-07-15 |
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