CN103386210A - Inner sleeve plate structure of packed fractionating tower - Google Patents
Inner sleeve plate structure of packed fractionating tower Download PDFInfo
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- CN103386210A CN103386210A CN2012101412391A CN201210141239A CN103386210A CN 103386210 A CN103386210 A CN 103386210A CN 2012101412391 A CN2012101412391 A CN 2012101412391A CN 201210141239 A CN201210141239 A CN 201210141239A CN 103386210 A CN103386210 A CN 103386210A
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- inner sleeve
- sleeve plate
- plate structure
- filler
- fractionating column
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Abstract
The invention relates to an inner sleeve plate structure of a packed fractionating tower. The inner sleeve plate structure comprises at least one inner sleeve plate; the inner sleeve plate structure is along a tower height direction; namely, at least one inner sleeve plate is fixed in the tower along the wall of the packed fractionating tower. The inner sleeve plate structure is used for changing an overflowing area of a packed bed layer and improving gas-liquid distribution condition in the packed bed layer. The inner sleeve plate structure increases mass transfer efficiency, improves process performance of the fractionating tower, increases spraying density above the packed materials, prevents high temperature poor quality oil from coking in the packed bed layer, and reduces equipment investment.
Description
Technical field
The present invention relates to a kind of fractionating column internals, be specifically related to filler fractionating column inner sleeve plate structure.
Background technology
The filler fractionating column, as oil and petrochemical industry, the important mass transfer separation equipment of medicine and other fields, is applied very extensive.The packed tower internals mainly comprise the structures such as filling batch, feed distributor (distributor pipe), oil sump tank, gas distributor, liquid phase distributor.
In engineering practice, in the filler fractionating column, the gas-liquid load of each filling batch often has larger difference, the selection of tower diameter must meet again the requirement of peak load filling batch, this will cause the filling batch that has or gas phase to load too low, perhaps the liquid phase load is too low, also or gas-liquid load both all low, cause packed bed interval mass transfer, heat transfer efficiency is too low or increased unnecessary equipment investment.In addition, high temperature heavy system is because containing higher mechanical admixture, asphalitine, colloid, content of beary metal are also higher, filling batch need to have higher sprinkle density, improving the mass transfer separative efficiency, avoid occurring the coking phenomenon of filling batch inside, under whole filler fractionating column tower diameter, often liquid spraying density is too low.For example, the vacuum tower inner top filling batch gas phase of crude oil atmospheric vacuum distillation device load be on the low side, subtract packed bed interval liquid phase load in be the system of on the low side, washing section packed bed interval usually asphalitine, colloid, heavy metal, carbon residue equal size are higher, operating temperature is higher and the liquid phase load is on the low side.
As shown in Figure 1, Chinese patent CN202052338 provides a kind of metallic packing fractionating tower for separating of imflammable gas, is provided with the back-fire relief sieve plate between its packing layer, can effectively prevent the burning of imflammable gas and the generation of explosion accident.Above-mentioned patent is all failed to improve gas-liquid load in filling batch and is distributed, and also can't effectively avoid heavy system material that the phenomenons such as coking, fouling, obstruction occur in filling batch; And its installation cost is higher.
Summary of the invention
For the gas-liquid load that improves in the fractionating column filling batch distributes, improve the processing performance of corresponding filling batch, and effectively avoid material that the phenomenons such as coking, fouling, obstruction occur in filling batch, the invention provides a kind of filler fractionating column inner sleeve plate structure.
Design of the present invention is as follows:
Filler fractionating column inner sleeve plate structure, described inner sleeve plate structure comprises at least one inner sleeve plate, described inner sleeve plate structure arranges along the tower height direction, be that at least one inner sleeve plate is fixedly installed in tower along the filler column wall of fractionation tray, be used for changing the area of passage of packed bed, improve the gas-liquid distribution situation in filling batch.
Described inner sleeve plate structure comprises at least one inner sleeve plate and attaching parts thereof; The attaching parts of described each inner sleeve plate comprise the inner sleeve plate connecting plate, lamina tecti and gripper shoe; The side of described inner sleeve plate is fixedly connected with described inner sleeve plate connecting plate or bolt is connected; Described inner sleeve plate is fixedly connected with described lamina tecti or bolt is connected, and described lamina tecti is fixedly connected with described gripper shoe or bolt is connected; Described gripper shoe is fixedly connected with described inner wall of tower; Described inner sleeve plate connecting plate is fixedly connected on inner wall of tower; Be that described each inner sleeve plate top is sealed by lamina tecti, lower open.
For the invention effect that has reached, described inner sleeve plate structure arranges and covers whole packed bed, and namely described each lamina tecti arranges the trim ring that highly is not less than this layer packed bed; Under described inner sleeve plate along not higher than the bottom of this layer packed bed.
Described inner sleeve plate can be comprised of one or more compoboard according to the demand of intensity and setting height(from bottom).
Described in concrete enforcement, inner sleeve plate structure comprises 1-4 inner sleeve plate and attaching parts thereof; Inner sleeve plate is arranged in each layer packed bed; Each inner sleeve plate and inner sleeve plate connecting plate, lamina tecti and gripper shoe combining structure change the area of passage of this layer packed bed.
Described inner sleeve plate structure comprises 2 inner sleeve plates and attaching parts thereof; When number during more than 2 (containing 2), described inner sleeve plate is handing-over or do not join mutually between any two, as shown in Figure 4, Figure 5; Described inner sleeve plate is parallel or vertical between any two.
For whole inner sleeve plate is arranged in whole fractionating column, described inner sleeve plate comprises at least one block of inner sleeve plate compoboard, is bolted or is welded and fixed between described adjacent inner sleeve plate compoboard.
In specific embodiment, described inner sleeve plate comprises 1-3 piece inner sleeve plate compoboard, and described each adjacent inner sleeve plate compoboard is fixedly connected sequentially from top to bottom, forms an inner sleeve plate.
Another inventive point of the present invention is exactly the application of this inner sleeve plate structure, and described inner sleeve plate structure is applied to use arbitrarily in the fractionating column of filler as resolution element.
Effect of the present invention is as follows:
1) in packed tower, change greatly along the gas-liquid load of tower height direction, tower diameter needs choose according to the gas-liquid load maximum, uses inner sleeve plate structure can improve gas-liquid distribution situation in filling batch, improves mass-transfer efficiency, improves the processing performance of fractionating column;
2) when the fractionating column section process be the high temperature low grade oils time, use inner sleeve plate structure can increase the sprinkle density of filler top, strengthen the clean result of bed, prevent the coking of high temperature low grade oils in filling batch.
3) adopt inner sleeve plate structure to reduce equipment investment.
Description of drawings
Fig. 1 is the structural representation of filler fractionating column in prior art;
Fig. 2 is the installation sketch of inner sleeve plate structure of the present invention in fractionating column;
Fig. 3 a is the top cross-sectional view of the inner sleeve plate structure of the embodiment of the present invention 1;
Fig. 3 b is the top cross-sectional view of the inner sleeve plate structure of the embodiment of the present invention 2;
Fig. 3 c is the top cross-sectional view of the inner sleeve plate structure of the embodiment of the present invention 3;
Fig. 3 d is the top cross-sectional view of the inner sleeve plate structure of the embodiment of the present invention 4.
Fig. 4 does not join the schematic diagram of structure between inner sleeve plate of the present invention.
Fig. 5 is the schematic diagram of handing-over structure between inner sleeve plate of the present invention.
Detailed description of main elements
The 1-inner sleeve plate; The 2-lamina tecti; 3-inner sleeve plate connecting plate; The 4-filling batch; 5-lamina tecti gripper shoe; 6-tower wall;
1-1 inner sleeve plate compoboard one; 1-2 inner sleeve plate compoboard two; 1-3 inner sleeve plate compoboard three;
Below in conjunction with the drawings and specific embodiments, the present invention is described in more detail, protection scope of the present invention is not limited to the following specific embodiment.
The specific embodiment
For the gas-liquid load that improves in the fractionating column filling batch distributes, improve the processing performance of corresponding filling batch, and effectively avoid material that the phenomenons such as coking, fouling, obstruction occur in filling batch, the invention provides a kind of filler fractionating column inner sleeve plate structure.
Design of the present invention is as follows: filler fractionating column inner sleeve plate structure, described inner sleeve plate structure comprises at least one inner sleeve plate, described inner sleeve plate structure arranges along the tower height direction, be that at least one inner sleeve plate is fixedly installed in tower along the filler column wall of fractionation tray, be used for changing the area of passage of packed bed, improve the gas-liquid distribution situation in packed bed.
Described inner sleeve plate structure comprises at least one inner sleeve plate and attaching parts thereof; The attaching parts of described each inner sleeve plate comprise the inner sleeve plate connecting plate, lamina tecti and gripper shoe; The side of described inner sleeve plate is fixedly connected with described inner sleeve plate connecting plate or bolt is connected; Described inner sleeve plate is fixedly connected with described lamina tecti or bolt is connected, and described lamina tecti is fixedly connected with described gripper shoe or bolt is connected; Described gripper shoe is fixedly connected with described inner wall of tower; Described inner sleeve plate connecting plate is fixedly connected on inner wall of tower; Be that described each inner sleeve plate top is sealed by lamina tecti, lower open.
For the invention effect that has reached, described inner sleeve plate structure arranges and covers whole packed bed, and namely described each lamina tecti arranges the trim ring that highly is not less than this layer packed bed; Under described inner sleeve plate along not higher than the bottom of this layer packed bed.
As shown in Figure 2, filler fractionating column inner sleeve plate structure of the present invention is arranged in certain fractionating column, and its setting height(from bottom) span covering number is the whole section filling batch of ' I ', and lamina tecti 2 setting height(from bottom)s are higher than edge on filling batch, and inner sleeve plate 1 bottom is lower than edge under filling batch; Shutoff, lower open are carried out by lamina tecti 2 in inner sleeve plate structure top.
In accompanying drawing 2, inner sleeve plate 1 is combined by three inner sleeve plate compoboard 1-1,1-2,1-3, connects with bolt between three blocks of inner sleeve plate compoboards; All with bolt, be connected between inner sleeve plate 1 and lamina tecti 2, lamina tecti 2 and lamina tecti gripper shoe 5, inner sleeve plate 1 and inner sleeve plate connecting plate 3; Lamina tecti gripper shoe 5 and inner sleeve plate connecting plate 3 are welded on tower wall 6.
The quantity of inner sleeve plate structure is one.
The quantity of inner sleeve plate structure is two, and embodiment has provided a kind of relative position relation of two inner sleeve plates, and is mutually vertical between two inner sleeve plates.
The quantity of inner sleeve plate structure is three, and inner sleeve plate is mutually perpendicular or parallel between any two.
The quantity of inner sleeve plate structure is four, and inner sleeve plate is mutually perpendicular or parallel between any two.
Technique scheme is the embodiment of example of the present invention, for those skilled in the art, on the basis that the invention discloses application process and principle, be easy to make various types of improvement or distortion, and be not limited only to the described structure of the above-mentioned specific embodiment of the present invention, therefore previously described mode is preferably, and does not have restrictive meaning.
Claims (9)
1. filler fractionating column inner sleeve plate structure, it is characterized in that: described inner sleeve plate structure comprises at least one inner sleeve plate, described inner sleeve plate structure arranges along the tower height direction, be that at least one inner sleeve plate is fixedly installed in tower along the filler column wall of fractionation tray, be used for changing the area of passage of filling batch, improve the gas-liquid distribution situation in filling batch.
2. filler fractionating column inner sleeve plate structure according to claim 1, it is characterized in that: described inner sleeve plate structure comprises at least one inner sleeve plate and attaching parts thereof; The attaching parts of described each inner sleeve plate comprise the inner sleeve plate connecting plate, lamina tecti and gripper shoe; The side of described inner sleeve plate is fixedly connected with described inner sleeve plate connecting plate or bolt is connected; Described inner sleeve plate is fixedly connected with described lamina tecti or bolt is connected, and described lamina tecti is fixedly connected with described gripper shoe or bolt is connected; Described gripper shoe is fixedly connected with described inner wall of tower; Described inner sleeve plate connecting plate is fixedly connected on inner wall of tower; Be that described each inner sleeve plate top is sealed by lamina tecti, lower open.
3. filler fractionating column inner sleeve plate structure according to claim 1 and 2 is characterized in that:
Described inner sleeve plate structure arranges and covers whole filling batch, and namely described each lamina tecti arranges the trim ring that highly is not less than this layer packed bed; Under described inner sleeve plate along not higher than the bottom of this layer packed bed.
4. filler fractionating column inner sleeve plate structure according to claim 1 and 2 is characterized in that:
Described inner sleeve plate structure comprises 1-4 piece inner sleeve plate and attaching parts thereof; Inner sleeve plate is arranged in each layer packed bed; Each inner sleeve plate and inner sleeve plate connecting plate, the textural association of lamina tecti and gripper shoe changes the area of passage of this layer packed bed.
5. filler fractionating column inner sleeve plate structure according to claim 4 is characterized in that:
Described inner sleeve plate structure comprises 2 inner sleeve plates and attaching parts thereof; Mutually join between described inner sleeve plate or do not join; Parallel or vertical between described 2 inner sleeve plates.
6. filler fractionating column inner sleeve plate structure according to claim 4 is characterized in that:
Described inner sleeve plate structure comprises 4 inner sleeve plates and attaching parts thereof; Mutually join in twos between described 4 inner sleeve plates or do not join; Parallel or vertical between described 4 inner sleeve plates.
7. according to claim 1-5 described filler fractionating column inner sleeve plate structures, it is characterized in that: described inner sleeve plate comprises at least one block of inner sleeve plate compoboard, is bolted or is welded and fixed between described adjacent inner sleeve plate compoboard.
8. filler fractionating column inner sleeve plate structure according to claim 7, it is characterized in that: described inner sleeve plate comprises 1-3 piece inner sleeve plate compoboard, and described each adjacent inner sleeve plate compoboard is fixedly connected sequentially from top to bottom, forms an inner sleeve plate.
9., according to the application of the inner sleeve plate structure of one of claim 1-6, it is characterized in that, described inner sleeve plate structure is applied to use arbitrarily in the fractionating column of filler as resolution element.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210141239.1A CN103386210B (en) | 2012-05-08 | 2012-05-08 | Inner sleeve plate structure of packed fractionating tower |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210141239.1A CN103386210B (en) | 2012-05-08 | 2012-05-08 | Inner sleeve plate structure of packed fractionating tower |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103386210A true CN103386210A (en) | 2013-11-13 |
| CN103386210B CN103386210B (en) | 2015-01-21 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201210141239.1A Active CN103386210B (en) | 2012-05-08 | 2012-05-08 | Inner sleeve plate structure of packed fractionating tower |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0065920A1 (en) * | 1981-05-18 | 1982-12-01 | B.S.L. (Bignier Schmid-Laurent) | Treatment-column, especially for absorption and distillation |
| US4582569A (en) * | 1981-01-22 | 1986-04-15 | Distillation Technology Limited | Mass transfer apparatus |
| GB2338194A (en) * | 1998-06-08 | 1999-12-15 | Norton Chem Process Prod | Wall wiper for mass transfer towers |
| JP2001025601A (en) * | 1999-07-13 | 2001-01-30 | Nisshin Flour Milling Co Ltd | Liquid disperser |
| JP2005224721A (en) * | 2004-02-13 | 2005-08-25 | Sumiju Plant Engineering Kk | Liquid dispersion apparatus |
| CN1864787A (en) * | 2006-03-31 | 2006-11-22 | 天津大学 | Liquid-collecting energy absorption device |
| CN201132100Y (en) * | 2007-12-06 | 2008-10-15 | 天津天大天久科技股份有限公司 | Trough and tube gas-liquid distribution apparatus for packed tower |
-
2012
- 2012-05-08 CN CN201210141239.1A patent/CN103386210B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4582569A (en) * | 1981-01-22 | 1986-04-15 | Distillation Technology Limited | Mass transfer apparatus |
| EP0065920A1 (en) * | 1981-05-18 | 1982-12-01 | B.S.L. (Bignier Schmid-Laurent) | Treatment-column, especially for absorption and distillation |
| GB2338194A (en) * | 1998-06-08 | 1999-12-15 | Norton Chem Process Prod | Wall wiper for mass transfer towers |
| JP2001025601A (en) * | 1999-07-13 | 2001-01-30 | Nisshin Flour Milling Co Ltd | Liquid disperser |
| JP2005224721A (en) * | 2004-02-13 | 2005-08-25 | Sumiju Plant Engineering Kk | Liquid dispersion apparatus |
| CN1864787A (en) * | 2006-03-31 | 2006-11-22 | 天津大学 | Liquid-collecting energy absorption device |
| CN201132100Y (en) * | 2007-12-06 | 2008-10-15 | 天津天大天久科技股份有限公司 | Trough and tube gas-liquid distribution apparatus for packed tower |
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| Publication number | Publication date |
|---|---|
| CN103386210B (en) | 2015-01-21 |
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Address after: 100728 No. 22 North Main Street, Chaoyang District, Beijing, Chaoyangmen Patentee after: SINOPEC Group Patentee after: Sinopec Engineering Construction Co., Ltd Address before: 100728 No. 22 North Main Street, Chaoyang District, Beijing, Chaoyangmen Patentee before: CHINA PETROLEUM & CHEMICAL Corp. Patentee before: Sinopec Engineering Construction Co., Ltd |