CN212790916U - Bubbling plate fish scale plate combined type radial flow distributor and radial flow reactor - Google Patents
Bubbling plate fish scale plate combined type radial flow distributor and radial flow reactor Download PDFInfo
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- CN212790916U CN212790916U CN202021226595.XU CN202021226595U CN212790916U CN 212790916 U CN212790916 U CN 212790916U CN 202021226595 U CN202021226595 U CN 202021226595U CN 212790916 U CN212790916 U CN 212790916U
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Abstract
The utility model discloses a combined radial flow distributor of a bubble plate fish scale plate, which comprises an inlet radial flow distributor and an outlet radial flow distributor, wherein at least one of the inlet radial flow distributor and the outlet radial flow distributor is a combined radial flow distributor; the combined radial flow distributor comprises a bubbling plate, a fish scale plate and a support ring; the bubble plate is provided with a plurality of bubbles, small distribution holes are formed between every two adjacent bubbles in the same row, and the fish scale plate is provided with a plurality of rows of fish scale gaps; the bubbling plate and the fish scale plate are rolled into a coaxial cylinder, one convex side of the fish scale plate is contacted with a catalyst or other solid particles, and the other convex side of the fish scale plate is contacted with the bubbles of the bubbling plate, so that each row of fish scale gaps are positioned between two adjacent rows of bubbles of the bubbling plate or between the bubbles and the support ring. The utility model discloses an organic combination of tympanic bulla board, fish scale board and support ring, the radial even flow of control fluid. The utility model also discloses an adopt radial flow reactor of tympanic bulla wooden fish scale board combination formula radial flow distributor.
Description
Technical Field
The utility model relates to a key component for controlling the fluid flow of a radial flow (or axial radial flow) fixed bed reactor, in particular to a bubbling plate fish scale combined radial flow distributor which has few parts, simple structure, good fluid distribution effect, large flow cross section and low resistance; the utility model discloses still relate to a radial flow reactor that adopts tympanic bulla wooden fish scale board combination formula radial flow distributor.
Background
Flow distributors generally have two configurations, one being axial flow and the other being radial flow. Compared with axial flow, the radial flow distributor has the advantages of short path of fluid passing through the bed layer, large flow area, low resistance and low energy consumption. In fixed bed reactors for ammonia synthesis, methanol synthesis, carbon monoxide conversion, hydrogenation and the like, a radial flow distributor is usually adopted, and a small-granularity high-activity catalyst is adopted, so that the utilization rate and the reaction process of the catalyst are improved, and the reduction of the energy consumption of a system is facilitated.
A fish scale plate type radial flow fixed bed reactor (CN2843606Y) discloses a radial flow distributor, as shown in fig. 1 and fig. 2, the radial flow distributor comprises an inlet radial flow distributor and an outlet radial flow distributor, both the inlet radial flow distributor and the outlet radial flow distributor are formed by a porous plate 15 and a fish scale plate 2 which are rolled into coaxial porous cylinders and fish scale cylinders, the convex side of the fish scale plate 2 faces the porous plate, the gap between the porous cylinders and the fish scale cylinders is realized by fish scales or ribs 18 welded on the fish scale cylinders, and catalysts or other solid particles are filled between the two fish scale cylinders. Flow direction of fluid: the fluid first passes through the small holes 16 of the perforated plate 15, the space between the perforated plate 15 and the fish scale plate 2, the scale gaps 6 on the fish scale plate 2 in the radial direction (or axial direction), then enters the catalyst bed layer or other particle bed layers in the radial direction, and then leaves the scale gaps of the fish scale plate, the space between the fish scale plate and the perforated plate in the radial direction, and the small holes on the perforated plate. Because the clearance between the porous cylinder and the fish scale cylinder is controlled by the fish scales or the ribs 15 welded on the fish scale cylinder, the precision is poor, and the distribution effect of gas is influenced.
SUMMERY OF THE UTILITY MODEL
In view of the problem that above-mentioned technique exists, the utility model provides a reasonable in structure, safe and reliable, radial popular even, the big radial flow distributor of tympanic bulla wooden fish scale board combination formula of circulation area of distribution.
The combined radial flow distributor for the bubble plate fish scaleboard comprises an inlet radial flow distributor and an outlet radial flow distributor, wherein at least one of the inlet radial flow distributor and the outlet radial flow distributor is a combined radial flow distributor; the combined radial flow distributor comprises a bubbling plate 1, a fish scale plate 2 and a support ring 3; the bubbling plate 1 and the fish scale plate 2 are connected through a plurality of support rings 3 to improve the strength of the combined radial flow distributor and enhance the impact capacity of the distributor for bearing fluid; the bubble plate 1 is provided with a plurality of bubbles 4, small distribution holes 5 are arranged between two adjacent bubbles in the same row, and the fish scale plate 2 is provided with a plurality of rows of fish scale gaps 6; the bubble plate 1 and the fish scale plate 2 are rolled into a coaxial cylinder, one side of the fish scale plate 2 is in contact with a catalyst or other solid particles, the other side of the fish scale plate 2 is in contact with the bubbles 4 of the bubble plate 1, so that each row of fish scale gaps 6 are positioned between two adjacent rows of bubbles 4 of the bubble plate 1 or between the bubbles and a support ring, a proper fluid flowing space is provided between the bubble plate 1 and the fish scale plate 2, and the flowing resistance of the distributor is effectively reduced. The utility model discloses radial flow distributor of tympanic bulla board fish scale board combination formula passes through the organic combination of tympanic bulla board, fish scale board and support ring, and the radial even flow of control fluid.
Preferably, the inlet radial flow distributor and the outlet radial flow distributor are combined radial flow distributors; the fluid radially enters a catalyst bed layer or other particle bed layers through the small distribution holes 5 on the bubbling plate 1 of the inlet radial flow distributor and the scale gaps 6 on the fish scale plate 2, and then radially leaves the scale gaps 6 on the fish scale plate 2 of the outlet radial flow distributor and the small distribution holes 5 on the bubbling plate 1.
Or the inlet radial flow distributor is a combined radial flow distributor, and the outlet radial flow distributor is a cylinder made of a fish scale plate in a rolling way; the fluid radially enters the catalyst bed layer or other particle bed layers through the small distribution holes on the bubbling plate of the inlet radial flow distributor and the scale gaps 6 on the scale plate, and then radially leaves the scale gaps 6 on the scale plate of the outlet radial flow distributor.
Or the inlet radial flow distributor is a cylinder made of a fish scale plate in a rolling way, and the outlet radial flow distributor is a combined radial flow distributor. The fluid radially enters a catalyst bed layer or other particle bed layers through the scale gaps 6 on the fish scale plates of the inlet radial flow distributor and then radially leaves the scale gaps 6 on the fish scale plates of the outlet radial flow distributor and the small distribution holes on the bubbling plates.
The cylinder made by rolling the fish scale plates is formed by splicing the fish scale plates into a short section cylinder by welding, and the short section cylinder are welded into a whole by circumferential welding seams or by welding of a support ring.
Preferably, the convex side of the fish scale plate 2 is in contact with a catalyst or other solid particles to increase the flow space between the bubble plate and the fish scale plate.
In the combined radial flow distributor, the upper ends and the lower ends of the bubbling plate 1 and the fish scale plate 2 are respectively welded and fixed through a support ring, an end socket, a flat plate and the like, the middle parts of the bubbling plate 1 and the fish scale plate 2 are welded and fixed through the matching of a plurality of support rings 3, the distance between every two adjacent support rings 3 is 300-3000 mm, and the combined radial flow distributor is simple in structure, safe and reliable and strong in fluid impact bearing capacity.
As a further preferred technical scheme of radial flow distributor of tympanic bulla board fish scale combination formula, support ring 3 be equipped with reinforcing ring 7, reinforcing ring 7 stretches into catalyst layer or other particle layer contact catalyst or other particles and adds the reinforcing ring through the support ring, can strengthen the intensity of distributor to adapt to the harsh undulant requirement of different operating modes.
The bubbling and distribution holes of the bubbling plate are formed by punching.
The bubbles 4 are circular bubbles or elliptical bubbles, the height of the bubbles 4 is 2-10 mm, the flow rate of fluid in a cavity between the bubble plate and the slotted hole plate, the processing rationality and the cost are considered, and the height of the bubbles 4 is preferably 3-6 mm. The distance between every two adjacent rows of bubbles can be adjusted according to the length of the corresponding fish scales, so that the fish scales of the fish scale plate are ensured to be positioned between every two adjacent rows of bubbles of the bubble plate; the distance between two adjacent bubbles in the same row is not strictly required, and is generally 20-200 mm.
The diameter of the small distribution holes 5 of the bubbling plate is 1-15 mm, and preferably 2-10 mm.
The fish scale plate 2 is used for stamping strip-shaped fish scales: the method is characterized in that a series of long strip-shaped convex hulls are punched on one side of a plate for manufacturing the cylinder body, then a long strip gap is cut in the same direction of each convex hull, and all the long strip gaps are in a fish scale shape towards one peripheral direction. The length of the fish scale gap 6 is generally 20-200 mm, the width of the fish scale gap is smaller than the particle size of a catalyst or other particles of a bed layer, the preferred particle size is 0.4-0.6 times of the particle size, the flow area is large, the fluid resistance is low, the friction force between the fish scale plate and the catalyst or other solid particles is small, and the harm caused by the high friction force of operation fluctuation is effectively avoided.
The inner side of the outlet radial flow distributor is provided with a central pipe 13 which is made of a bubbling plate or a slotted hole plate and used for collecting fluid, the upper end of the central pipe 13 is closed to prevent the fluid from moving close, the upper part of the central pipe 13 is not provided with holes, the length of the non-hole is 5-10% of the height of a catalyst bed layer or other particle layers, the condition that the fluid moves close due to sedimentation of the catalyst or other particles or other factors is avoided, the lower end of the central pipe 13 extends out of the outlet radial flow distributor, and the side wall of the central pipe 13 extending out of the outlet radial flow distributor is.
Another object of the present invention is to provide a radial flow reactor, which comprises a pressure-bearing shell 8, wherein an inlet pipe 9 is arranged at the top of the pressure-bearing shell 8, a distributor 10 is arranged at the discharge end of the inlet pipe 9, and an outlet pipe 14 is arranged at the bottom of the pressure-bearing shell 8; the bubbling plate fish scale plate combined type radial flow distributor of the utility model is arranged in the pressure-bearing shell 8, an annular gap is reserved between the inlet radial flow distributor 11 and the inner wall of the pressure-bearing shell 8, and a catalyst or other particles are filled between the inlet radial flow distributor 11 and the outlet radial flow distributor 12; the inner side of the outlet radial flow distributor 12 forms a central pipe 13 for collecting fluid, the upper end of the central pipe 13 is closed to prevent the fluid from moving close to the outlet, the lower end of the central pipe 13 extends out of the bubbling plate fish scale combined radial flow distributor and is connected with an outlet pipe 14, and the side wall of the central pipe 14 extending out of the bubbling plate fish scale combined radial flow distributor is not provided with a hole.
The upper part of the central pipe 13 is not provided with holes, the length of the holes is 5-10% of the height of the catalyst bed layer or other particle layers, and the phenomenon that the fluid approaches due to the sedimentation of the catalyst or other particles or other factors is avoided.
Compared with the prior art, the beneficial effects of the utility model are that:
compared with a distributor of a fish scale plate type radial flow fixed bed reactor, the bubbling plate fish scale plate combined type radial flow distributor is more reasonable in structure. Firstly, the space between the bubbling plate and the fish scale plate is controlled by bubbling, so that the size is more accurately controlled, and the distribution effect of the distributor is improved; secondly, compared with the situation that the rib part can not be perforated, the row number of the perforated holes of the bubbling plate is doubled, the small holes are more densely distributed, the gas is more uniform, and the flow resistance is low; and thirdly, the bubbling plate and the fish scale plate position the two parts through the support ring, so that the strength of the distributor is increased, the airflow channel is partitioned and isolated, and the interference of the fluid in different areas in the movement process is reduced.
The utility model discloses in the radial stream distributor of combination formula, provide fluidic flow space between tympanic bulla board and the fish scale board, effectively reduced the flow resistance of distributor. The small distribution holes on the bubbling plate are positioned between two adjacent rows of fish scale gaps of the corresponding fish scale plate, fluid stably passes through the fish scale gaps and tangentially enters the catalyst bed layer or other particle bed layers, the distribution uniformity of the fluid is improved, and meanwhile, the phenomena of catalyst or particle pulverization and the like caused by the fact that high-speed airflow of the small distribution holes directly impacts the catalyst bed layer or other particle bed layers are avoided.
The utility model discloses tympanic bulla wooden radial flow distributor application range of board combination formula of board fish scale board is wide, can be applied to radial flow (or axle radial flow) solid catalytic reactor in, operation elasticity is big, and fluid distribution is effectual, equipment structure is simple, operation safe and reliable.
Drawings
FIG. 1 is a conventional fish scale plate type radial flow distributor;
FIG. 2 is a fish scale plate of a conventional fish scale plate type radial flow distributor;
FIG. 3 is a combination radial flow distributor of a bubble plate fish scale;
FIG. 4 is a schematic view of the structure of an inlet radial flow distributor;
FIG. 5 is a schematic of the structure of the outlet radial flow distributor;
FIG. 6 is a schematic structural view of the combined radial flow distributor of example 1;
fig. 7 is a schematic structural view of a bubble plate;
FIG. 8 is a schematic structural view of a fish scale;
FIG. 9 is a schematic structural view of the combined radial flow distributor of example 2;
FIG. 10 is a schematic diagram of the structure of a radial flow reactor.
In the figure, 1-bubble plate; 2-a fish scale plate; 3-a support ring; 4-bubbling; 5-distribution of pores; 6-fish scale gap; 7-a reinforcing ring; 8-a pressure-bearing shell; 9-an inlet pipe; 10-a distributor; 11-inlet radial flow distributor; 12-an outlet radial flow distributor; 13-a central tube; 14-an outlet pipe; 15-a perforated plate; 16-small holes; 17-ribs.
Detailed Description
The technical solution of the present invention is further explained by the following embodiments.
Example 1
As shown in fig. 3-8, a combined radial flow distributor of a bubble plate fish scale comprises an inlet radial flow distributor 11 and an outlet radial flow distributor 12, wherein both the inlet radial flow distributor 11 and the outlet radial flow distributor 12 are combined radial flow distributors; the combined radial flow distributor comprises a bubbling plate 1, a fish scale plate 2 and a support ring 3; the bubbling plate 1 and the fish scale plate 2 are connected by welding through a plurality of support rings 3, and the distance between two adjacent support rings 3 is 300-3000 mm; the bubble plate 1 is provided with a plurality of bubbles 4, small distribution holes 5 are arranged between two adjacent bubbles in the same row, and the fish scale plate 2 is provided with a plurality of rows of fish scale gaps 6; the bubbling plate 1 and the fish scale plate 2 are rolled into a coaxial cylinder: in the inlet radial flow distributor, the bubbling plate 1 is positioned on the outer side of a concentric circle, the fish scale plate 2 is positioned on the inner side of the concentric circle, and the convex side of the fish scale plate 2 is contacted with a catalyst or other solid particles; in the outlet radial flow distributor, the bubble plate 1 is positioned at the inner side of a concentric circle, the fish scale plate 2 is positioned at the outer side of the concentric circle, and the convex side of the fish scale plate 2 is contacted with a catalyst or other solid particles; the bubbles 4 of the bubble plate 1 are in contact with the fish scale plate 2, so that each row of fish scale gap 6 is positioned between two adjacent rows of bubbles 4 of the bubble plate 1 or between a bubble and a support ring; filling a catalyst or other solid particles between the fish scale plate of the inlet radial flow distributor and the fish scale plate of the inlet radial flow distributor; the inner side of the outlet radial flow distributor is provided with a central pipe 13 which is made by a bubbling plate roll and used for collecting fluid, the upper end of the central pipe 13 is closed, the upper part of the central pipe 13 is not provided with holes, the length of the non-hole is 5-10% of the height of a catalyst bed layer or other particle layers, the lower end of the central pipe 13 extends out of the outlet radial flow distributor, and the side wall of the central pipe 13 extending out of the outlet radial flow distributor is not provided with holes.
The bubbling of bubbling board and the fish scale stamping forming of distribution aperture, fish scale board, the precision is high, and two part size matching nature is strong, links to each other through the support ring of processing, and it is convenient to make processing, and dimensional error is little, can satisfy the high standard requirement that fluid design calculated.
The bubbles 4 are round bubbles or elliptic bubbles, and the height of the bubbles 4 is 6 mm; the diameter of the distribution small holes 5 is 6 mm. The distance between two adjacent rows of bubbles is adjusted according to the length of the corresponding fish scale gap, so that the fish scale gap of the fish scale plate is ensured to be positioned between two adjacent rows of bubbles of the bubble plate or positioned between the bubbles and the support ring to avoid the direct contact of the bubbles and the slotted holes.
The length of the fish scale gap 6 is generally 20-200 mm, and the fish scale gap has a particle size of 0.4-0.6 times.
In the radial flow reactor of the embodiment, the fluid is controlled by adopting a mode of bilateral pressure difference compensation of small holes distributed at the inlet and the outlet of a bed layer, and the flow direction of the fluid is as follows: the fluid firstly radially (or axially) passes through the distribution small holes 5 on the bubbling plate of the inlet radial flow distributor, the space between the bubbling plate and the fish scale gaps 6 on the fish scale plate, then radially enters the catalyst bed layer or other particle bed layers, and then radially leaves the fish scale gaps 6 on the fish scale plate of the outlet radial flow distributor, the space between the bubbling plate and the fish scale plate and the distribution small holes 5 on the bubbling plate.
Example 2
In addition to embodiment 1, as shown in fig. 9, a reinforcing ring 7 is additionally arranged on the support ring 3; wherein, the reinforcing ring in the inlet radial flow distributor and the reinforcing ring in the outlet radial flow distributor extend into the catalyst layer or other particle layer to contact the catalyst or other particles. By additionally arranging the reinforcing ring, the strength of the distributor can be enhanced, and the distributor can adapt to the harsh fluctuation requirements of different working conditions.
Example 3
On the basis of the embodiment 1, the outlet radial flow distributor 12 of the bubbling plate slot plate combined radial flow distributor is adjusted to be a cylinder made of a fishscale plate, and the convex side of the fishscale plate 2 is contacted with a catalyst or other solid particles; the inner side of the outlet radial flow distributor is provided with a central pipe 13 which is rolled by a fish scale plate and used for collecting fluid, the upper end of the central pipe 13 is closed, the upper part of the central pipe 13 is not provided with holes, the length of the non-hole is 5-10% of the height of a catalyst bed layer or other particle layers, the lower end of the central pipe 13 extends out of the outlet radial flow distributor, and the side wall of the central pipe 13 extending out of the outlet radial flow distributor is not provided with holes.
The bubbling plate fish scale plate combined radial flow distributor of the embodiment controls the fluid by adopting a mode that the inlet and the outlet of a bed layer are distributed with small holes to compensate pressure difference on one side, and the flowing direction of the fluid is as follows: the fluid firstly passes through the small distribution holes 5 of the bubble plate in the inlet radial flow distributor, the space between the bubble plate 1 and the fish scale plate 2 and the fish scale gaps 6 on the fish scale plate in the radial direction (or axial direction), then enters the catalyst bed layer or other particle bed layers in the radial direction and then leaves the fish scale gaps 6 on the fish scale plate of the combined outlet radial flow distributor in the radial direction.
Example 4
On the basis of the embodiment 1, an inlet radial flow distributor 11 of the combined radial flow distributor of the bubbling plate fish scale is adjusted to be a cylinder made of a fish scale roll, and the convex side of the fish scale 2 is contacted with a catalyst or other solid particles; the inner side of the outlet radial flow distributor is provided with a central pipe 13 which is made by a bubbling plate roll and used for collecting fluid, the upper end of the central pipe 13 is closed, the upper part of the central pipe 13 is not provided with holes, the length of the non-hole is 5-10% of the height of a catalyst bed layer or other particle layers, the lower end of the central pipe 13 extends out of the outlet radial flow distributor, and the side wall of the central pipe 13 extending out of the outlet radial flow distributor is not provided with holes.
The bubbling plate fish scale plate combined radial flow distributor of the embodiment controls the fluid by adopting a mode that the inlet and the outlet of a bed layer are distributed with small holes to compensate pressure difference on one side, and the flowing direction of the fluid is as follows: the fluid firstly passes through the scale gaps 6 on the fish scale plates in the inlet radial flow distributor in the radial direction (or axial direction), then radially enters the catalyst bed layer or other particle bed layers, and then radially leaves the scale gaps 6 on the fish scale plates of the combined outlet radial flow distributor, the space between the fish scale plates and the bubbling plates, and the distribution small holes 5 on the bubbling plates.
Example 5
As shown in fig. 9, a radial flow reactor comprises a pressure-bearing shell 8 of the reactor, an inlet pipe 9 is arranged at the top of the pressure-bearing shell 8, a distributor 10 is arranged at the discharge end of the inlet pipe 9, and an outlet pipe 14 is arranged at the bottom of the pressure-bearing shell 8; a bubbling plate slot plate combined radial flow distributor described in embodiment 1 is arranged in a pressure-bearing shell 8, an annular space is reserved between an inlet radial flow distributor 11 and the inner wall of the pressure-bearing shell 8, and a catalyst or other particles are filled between the inlet radial flow distributor 11 and an outlet radial flow distributor 12; the inner side of the outlet radial flow distributor 12 is provided with a central tube 13 for collecting the fluid by a bubbling plate, the upper end of the central tube 13 is closed to prevent the fluid from moving close to the central tube, and the upper part of the central tube 13, which accounts for 5-10% of the height of a catalyst bed layer or other particle layers, is not perforated, so that the fluid is prevented from moving close to the central tube due to the sedimentation of the catalyst or other particles or other factors; the lower end of the central tube 13 extends out of the bubbling plate slot plate combined radial flow distributor and is connected with the outlet tube 14, and the side wall of the central tube 13 extending out of the bubbling plate slot plate combined radial flow distributor part is not provided with a hole.
In the radial flow reactor of the embodiment, the fluid is controlled by adopting a mode of bilaterally compensating pressure difference of small holes distributed at the inlet and the outlet of a bed layer, a process fluid enters from an inlet pipe at the top of the radial flow reactor, is primarily distributed by the distributor 10 to avoid the occurrence of larger axial flow bias, then enters the annular space from top to bottom, sequentially and radially (or axially and radially) enters the inlet radial flow distributor, the catalyst bed layer and the bed layer outlet radial flow distributor, is collected to the central pipe 13, and finally leaves the reactor through the outlet pipe 14.
The operation effect of the radial flow reactor and the fish scale plate type radial flow fixed bed reactor (CN2843606Y) of the embodiment with the same specification is considered, as shown in the table 1:
TABLE 1 comparison of the operating effectiveness of two radial flow reactors
Compared with a distributor of a fish scale plate type radial flow fixed bed reactor, the bubbling plate fish scale plate combined type radial flow distributor is more reasonable in structure. Firstly, the space between the two plates, namely the space between the bubbling plate and the fish scale plate, is controlled by adopting the bubbling formed by stamping, and a rib welding mode is not adopted, so that the size is more accurately controlled, and the distribution effect of the distributor is improved; secondly, the number of rows of holes formed in the bubbling plate is doubled (the rib part cannot be provided with holes), the small holes are more densely distributed, the gas is more uniform, and the flow resistance is low; and thirdly, the bubbling plate and the fish scale plate position the two parts through the support ring, so that the strength of the distributor is increased, the fluid channel is partitioned and isolated, and the interference of the fluid in different areas in the movement process is reduced.
Claims (13)
1. A combined radial flow distributor of a bubble plate fish scale plate comprises an inlet radial flow distributor and an outlet radial flow distributor, and is characterized in that at least one of the inlet radial flow distributor and the outlet radial flow distributor is a combined radial flow distributor; the combined radial flow distributor comprises a bubbling plate, a fish scale plate and a support ring; the bubbling plate and the fish scale plate are connected through a plurality of support rings; the bubble plate is provided with a plurality of bubbles, small distribution holes are formed between every two adjacent bubbles in the same row, and the fish scale plate is provided with a plurality of rows of fish scale gaps; the bubbling plate and the fish scale plate are rolled into a coaxial cylinder, one side of the fish scale plate is contacted with a catalyst or other solid particles, and the other side of the fish scale plate is contacted with the bubbles of the bubbling plate, so that each row of fish scale gaps are positioned between two adjacent rows of bubbles of the bubbling plate or between the bubbles and the support ring.
2. The bubble plate fish scale combined radial flow distributor of claim 1, wherein said inlet radial flow distributor and said outlet radial flow distributor are both combined radial flow distributors;
or the inlet radial flow distributor is a combined radial flow distributor, and the outlet radial flow distributor is a cylinder made of a fish scale plate in a rolling way;
or the inlet radial flow distributor is a cylinder made of a fish scale plate in a rolling way, and the outlet radial flow distributor is a combined radial flow distributor.
3. The bubbly fish scale combined radial flow distributor of claim 1, wherein the spacing between two adjacent support rings is 300-3000 mm.
4. The bubbly fish scale assembly radial flow distributor of claim 1, wherein said support ring is provided with a reinforcing ring, said reinforcing ring extending into the catalyst layer or other particle layer to contact the catalyst or other particles.
5. The bubble plate fish scale plate combined type radial flow distributor according to claim 1, wherein the bubbles are in the shape of circular bubbles or oval bubbles, and the height of the bubbles is 2-10 mm.
6. The bubbly fish scale combined radial flow distributor of claim 5, wherein the height of the bubbles is 3-6 mm.
7. The bubbly plate fish scale combined radial flow distributor of claim 1, wherein the diameter of said distribution apertures is 1-15 mm.
8. The bubbly fish scale combined radial flow distributor of claim 7, wherein the diameter of said distribution apertures is 2-10 mm.
9. The combination radial flow distributor of bubble plate fish scale of claim 1, wherein the length of the fish scale gap is 20-200 mm, and the width of the fish scale gap is smaller than the particle size of the catalyst or other particles in the bed.
10. The combination radial flow distributor of bubble plate fish scale of claim 9, wherein the width of the fish scale gap is 0.4-0.6 times the particle size of the catalyst or other particles in the bed.
11. The bubbly fish scale plate combined radial flow distributor according to claim 1 or 2, wherein the inside of the outlet radial flow distributor is a central tube made of a bubbly plate or a slotted hole plate roll for collecting fluid, the upper end of the central tube is closed, the upper part of the central tube is not provided with holes, the lower end of the central tube extends out of the outlet radial flow distributor, and the side wall of the central tube extending out of the outlet radial flow distributor is not provided with holes.
12. The bubbly fish scale combined radial flow distributor of claim 11, wherein the length of the non-open holes in the upper part of the central tube is 5-10% of the height of the catalyst bed or other particle layer.
13. A radial flow reactor comprises a pressure-bearing shell, wherein an inlet pipe is arranged at the top of the pressure-bearing shell, a distributor is arranged at the discharge end of the inlet pipe, and an outlet pipe is arranged at the bottom of the pressure-bearing shell; the method is characterized in that the combined radial flow distributor of the bubble plate fish scale plate in claim 1 is arranged in a pressure-bearing shell, an annular space is reserved between an inlet radial flow distributor and the inner wall of the pressure-bearing shell, and a catalyst or other particles are filled between the inlet radial flow distributor and an outlet radial flow distributor; the inner side of the outlet radial flow distributor forms a central pipe for collecting fluid, the upper end of the central pipe is closed, the upper part of the central pipe is not provided with holes, the length of the holes is 5-10% of the height of a catalyst bed layer or other particle layers, the lower end of the central pipe extends out of the bubbling plate fish scale combined radial flow distributor and is connected with an outlet pipe, and the side wall of the central pipe extending out of the bubbling plate fish scale combined radial flow distributor is not provided with holes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021226595.XU CN212790916U (en) | 2020-06-29 | 2020-06-29 | Bubbling plate fish scale plate combined type radial flow distributor and radial flow reactor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021226595.XU CN212790916U (en) | 2020-06-29 | 2020-06-29 | Bubbling plate fish scale plate combined type radial flow distributor and radial flow reactor |
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| Publication Number | Publication Date |
|---|---|
| CN212790916U true CN212790916U (en) | 2021-03-26 |
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|---|---|---|---|
| CN202021226595.XU Active CN212790916U (en) | 2020-06-29 | 2020-06-29 | Bubbling plate fish scale plate combined type radial flow distributor and radial flow reactor |
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| Country | Link |
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| CN (1) | CN212790916U (en) |
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