CN215901239U - Spraying tray integrated synergistic device and wet desulphurization absorption tower - Google Patents
Spraying tray integrated synergistic device and wet desulphurization absorption tower Download PDFInfo
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- CN215901239U CN215901239U CN202120424231.0U CN202120424231U CN215901239U CN 215901239 U CN215901239 U CN 215901239U CN 202120424231 U CN202120424231 U CN 202120424231U CN 215901239 U CN215901239 U CN 215901239U
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Abstract
The embodiment of the utility model provides a spraying tray integrated synergistic device and a wet desulphurization absorption tower. The utility model adopts a mode of combining the orifice plate type tray and the spraying assembly into a whole, on one hand, the height of the absorption tower is reduced, and the investment cost is reduced; on the one hand, the desulfurization efficiency can be greatly improved, the gas-liquid mixing and mass transfer effects in the absorption tower are increased, a liquid holding layer with a certain height is formed on the surface of the perforated plate type tray by each layer of slurry, the flue gas can generate the effect similar to bubbling when flowing through the liquid holding layer, the washing and absorbing effects on the flue gas are very remarkable, and the desulfurization and dust removal efficiency is favorably improved.
Description
Technical Field
The utility model belongs to the technical field of wet desulphurization equipment, and particularly relates to a spraying tray integrated synergistic device and a wet desulphurization absorption tower.
Background
The prior tray technology has two structures, namely a pore plate structure and a double-cyclone structure. And selecting the trays with different structures according to the actual project situation.
The perforated plate type tray increases the gas-liquid mixing and mass transfer effect in the absorption tower and improves the uniform distribution of the flow field in the tower by arranging a gas-liquid uniform distribution mixer such as a sieve plate or a rod sieve. Meanwhile, the uniformly distributed gas flow mixer can enable the slurry to form a liquid holding layer with a certain height on the surface of the orifice plate type tray, the flue gas can generate a bubbling effect when flowing through the liquid holding layer, the washing and absorbing effect on the flue gas is very obvious, and the desulfurization and dust removal efficiency is favorably improved.
The double-cyclone tray utilizes the kinetic energy of the flue gas in the absorption tower to generate disturbance effect on the gas flow, and the mass transfer efficiency of the slurry and the flue gas is increased; meanwhile, the uniform distribution effect is generated on the air flow, and the desulfurization efficiency is improved.
The existing inner tray structure of the absorption tower is generally arranged at the upper end of an air inlet of the absorption tower or between spraying layers, and the distance between the tray and the upper spraying layer is required to be ensured to be more than 2 meters; when a plurality of trays are required to be arranged, the height of the absorption tower is inevitably increased; or the absorption tower is built, the desulfurization system needs to be improved due to the increase of the concentration of sulfur dioxide at the inlet, and the improvement can be realized by additionally arranging a tray type synergist but needs to be increased; namely, as long as the multilayer trays are arranged, the towers are required to be heightened; in many transformation projects, the heightening tower does not have heightening conditions at all.
SUMMERY OF THE UTILITY MODEL
In view of the above, the main objective of the present invention is to provide a spray tray integrated synergistic device and a wet desulphurization absorption tower.
In order to achieve the purpose, the technical scheme of the utility model is realized as follows:
the embodiment of the utility model provides a spraying tray integrated synergistic device which is used for a wet desulphurization absorption tower and comprises a plurality of perforated plate type trays and spraying components, wherein the spraying components are arranged in the absorption tower in a staggered manner along the longitudinal and transverse directions, and the perforated plate type trays are arranged at the lower sides of the spraying components and are connected with the spraying components.
In the above scheme, spray assembly includes that spray female pipe, nozzle branch pipe, nozzle, tray connect the supporting component, spray female pipe is along radially setting up in the absorption tower, spray female pipe's both sides separate and set up a plurality of nozzle branch pipe, nozzle branch pipe downside is connected with the orifice plate formula tray through tray connect the supporting component, and the nozzle connecting pipe that the both sides of every nozzle branch pipe set up through the interval along the axial downward sloping is connected with the nozzle, spray female pipe is connected with the orifice plate formula tray through tray connect the supporting component.
In the scheme, the pipe diameter of the nozzle branch pipe from one end connected with the spraying main pipe to the tail end is gradually reduced.
In the above scheme, the nozzle connecting pipe is also arranged along the radial direction forwards or backwards.
In the scheme, the nozzles close to the tail ends of the nozzle branch pipes are single-head nozzles, and the nozzles arranged at the rest positions are double-head nozzles.
In the above scheme, tray connection supporting component includes shower cushion, tray clamp, a supporting beam sets up in the absorption tower, orifice plate formula tray sets up on a tray supporting beam, the downside of spraying female pipe sets up the shower cushion, and the orifice plate formula tray passes through the tray clamp and is fixed with the shower cushion.
The embodiment of the utility model also provides a wet desulphurization absorption tower, which comprises a tower body, wherein a plurality of spraying tray integrated synergistic devices in the scheme are arranged in the tower body at intervals from top to bottom.
Compared with the prior art, the utility model adopts a mode of combining the orifice plate type tray and the spraying assembly into a whole, thereby reducing the height of the absorption tower and the investment cost on one hand; on the one hand, the desulfurization efficiency can be greatly improved, the gas-liquid mixing and mass transfer effects in the absorption tower are increased, a liquid holding layer with a certain height is formed on the surface of the perforated plate type tray by each layer of slurry, the flue gas can generate the effect similar to bubbling when flowing through the liquid holding layer, the washing and absorbing effects on the flue gas are very remarkable, and the desulfurization and dust removal efficiency is favorably improved.
Drawings
The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiment(s) of the utility model and together with the description serve to explain the utility model without limiting the utility model. In the drawings:
FIG. 1 is a schematic structural view of an integrated synergistic device of a spray tray in a wet desulphurization absorption tower according to an embodiment of the present invention;
FIG. 2 is a sectional view taken along line A-A of FIG. 1;
FIG. 3 is a sectional view taken along line B-B of FIG. 1;
FIG. 4 is a partial schematic view of region C of FIG. 2;
fig. 5 is a schematic structural diagram of a wet desulfurization absorption tower according to an embodiment of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model.
The embodiment of the utility model provides an integrated synergistic device of spray trays in a wet desulphurization absorption tower, which comprises orifice plate type trays 3 and spray assemblies, wherein the spray assemblies are arranged in a plurality and are arranged in an absorption tower 6 in a staggered manner along the longitudinal and transverse directions, the orifice plate type trays 3 are positioned at the lower side of a spray main pipe 1 in the spray assemblies, and the orifice plate type trays 3 are positioned at the upper side of a nozzle branch pipe 7 and are connected with the spray main pipe.
The utility model adopts a mode of combining the orifice plate type tray 3 and the spraying component into a whole, on one hand, the height of the absorption tower is reduced, and the investment cost is reduced; on the one hand, the desulfurization efficiency can be greatly improved, the gas-liquid mixing and mass transfer effects in the absorption tower 6 are increased, a liquid holding layer with a certain height is formed on the surface of the orifice plate type tray 3 by each layer of slurry, the flue gas can generate the effect similar to bubbling when flowing through the liquid holding layer, the washing and absorption effects on the flue gas are very obvious, and the desulfurization and dust removal efficiency is favorably improved.
The spray assembly comprises a spray main pipe 1, spray nozzle branch pipes 7, spray nozzles 8 and a tray connecting and supporting assembly, the spray main pipe 1 is arranged in an absorption tower 6 along the radial direction, the two sides of the spray main pipe 1 are separated from each other to form a plurality of spray nozzle branch pipes 7, the lower sides of the spray nozzle branch pipes 7 are connected with a pore plate type tray 3 through the tray connecting and supporting assembly, the two sides of each spray nozzle branch pipe 7 are connected with the spray nozzles 8 through nozzle connecting pipes 9 which are arranged at intervals and incline downwards along the axial direction, and the spray main pipe 1 is connected with the pore plate type tray 3 through the tray connecting and supporting assembly.
The orifice plate type tray 3 is positioned at the lower side of the spraying main pipe 1 in the spraying assembly, and the orifice plate type tray 3 is positioned at the upper side of the nozzle branch pipe 7 and is connected with the nozzle branch pipe.
The pipe diameter of the nozzle branch pipe 7 from one end connected with the spraying main pipe 1 to the tail end is gradually reduced.
The nozzle connecting pipe 9 is also arranged radially forwards or backwards.
The nozzles 8 arranged close to the tail ends of the nozzle branch pipes 7 are single-head nozzles, and the nozzles 8 arranged at the rest positions are double-head nozzles.
The tray connection supporting component comprises a spraying pipe cushion block 2, a tray clamp 4 and a supporting beam 5, the supporting beam 5 is arranged in an absorption tower 6, the orifice plate type tray 3 is arranged on the tray supporting beam 5, the spraying pipe cushion block 2 is arranged on the lower side of the spraying main pipe 1, and the orifice plate type tray 3 is fixed with the spraying pipe cushion block 2 through the tray clamp 4.
The embodiment of the utility model also provides a wet desulphurization absorption tower, which comprises a tower body 10, wherein a plurality of spraying tray integrated synergistic devices 11 are arranged in the tower body 10 at intervals from top to bottom, as shown in fig. 5.
According to the actual conditions of the project, the spraying tray integrated synergistic device 11 is provided with one or more layers, so that the flexibility is good, the desulfurization efficiency can be greatly improved, and the height of the absorption tower does not need to be increased.
As shown in fig. 1, 2, 3, 4, spray tray integrated synergistic device 11 includes orifice plate formula tray 3, spray assembly sets up a plurality of and sets up in absorption tower 6 along crisscross direction, orifice plate formula tray 3 sets up the downside at a plurality of spray assembly and is connected with it, and it does not set up orifice plate formula tray 3 to remove the superiors and sprays the layer.
The orifice plate type tray 3 and the spraying assembly are combined into a whole, so that the height of the absorption tower is reduced, and the investment cost is reduced; on the one hand, the desulfurization efficiency can be greatly improved, the gas-liquid mixing and mass transfer effects in the absorption tower 6 are increased, a liquid holding layer with a certain height is formed on the surface of the orifice plate type tray 3 by each layer of slurry, the flue gas can generate the effect similar to bubbling when flowing through the liquid holding layer, the washing and absorption effects on the flue gas are very obvious, and the desulfurization and dust removal efficiency is favorably improved.
The spray assembly comprises a spray main pipe 1, spray nozzle branch pipes 7, spray nozzles 8 and a tray connecting and supporting assembly, the spray main pipe 1 is arranged in an absorption tower 6 along the radial direction, the two sides of the spray main pipe 1 are separated from each other to form a plurality of spray nozzle branch pipes 7, the lower sides of the spray nozzle branch pipes 7 are connected with a pore plate type tray 3 through the tray connecting and supporting assembly, the two sides of each spray nozzle branch pipe 7 are connected with the spray nozzles 8 through nozzle connecting pipes 9 which are arranged at intervals and incline downwards along the axial direction, and the spray main pipe 1 is connected with the pore plate type tray 3 through the tray connecting and supporting assembly.
The pipe diameter of the nozzle branch pipe 7 from one end connected with the spraying main pipe 1 to the tail end is gradually reduced.
The nozzle connecting pipe 9 is also arranged radially forwards or backwards.
The nozzles 8 arranged close to the tail ends of the nozzle branch pipes 7 are single-head nozzles, and the nozzles 8 arranged at the rest positions are double-head nozzles.
The same or similar reference numerals in the drawings of the present embodiment correspond to the same or similar components; in the description of the present invention, it is to be understood that the terms "upper", "lower", "left", "right", "inner", "outer", etc. indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred devices or elements must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, the terms describing the positional relationships in the drawings are only for illustrative purposes and are not to be construed as limitations of the present patent, and specific meanings of the terms may be understood by those skilled in the art according to specific situations.
It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other like elements in a process, article, or apparatus that comprises the element.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention.
Claims (7)
1. The utility model provides a spray tray integration synergistic device for wet flue gas desulfurization absorption tower, its characterized in that, the device includes orifice plate formula tray, spray assembly sets up a plurality ofly and sets up in the absorption tower along crisscross direction, orifice plate formula tray sets up the downside at a plurality of spray assembly and is connected with it.
2. The integrated synergistic device of the spray tray as claimed in claim 1, wherein the spray assembly comprises a main spray pipe, nozzle branch pipes, nozzles and a tray connecting and supporting assembly, the main spray pipe is radially arranged in the absorption tower, a plurality of nozzle branch pipes are arranged at intervals on two sides of the main spray pipe, the lower sides of the nozzle branch pipes are connected with the perforated plate type tray through the tray connecting and supporting assembly, two sides of each nozzle branch pipe are connected with the nozzles through nozzle connecting pipes which are arranged at intervals and inclined downwards along the axial direction, and the main spray pipe is connected with the perforated plate type tray through the tray connecting and supporting assembly.
3. The spray tray integrated enhancement device according to claim 2, wherein the diameter of the nozzle branch pipe decreases gradually from the end connected with the spray header pipe to the end.
4. The spray tray integrated enhancement device of claim 3, wherein said nozzle connecting tube is further inclined radially forward or rearward.
5. The spray tray integrated synergistic device according to any one of claims 2 to 4, wherein the nozzles disposed near the ends of the nozzle branch pipes are single-head nozzles, and the nozzles disposed at the remaining positions are double-head nozzles.
6. The spray tray integrated synergistic device as claimed in claim 5, wherein the tray connecting and supporting assembly comprises a spray pipe cushion block, a tray clamp and a supporting beam, the supporting beam is arranged in the absorption tower, the orifice plate type tray is arranged on the tray supporting beam, the spray pipe cushion block is arranged on the lower side of the spray main pipe, and the orifice plate type tray is fixed with the spray pipe cushion block through the tray clamp.
7. A wet desulphurization absorption tower, which is characterized by comprising a tower body, wherein a plurality of spraying tray integrated synergistic devices as claimed in any one of claims 1 to 6 are arranged in the tower body at intervals from top to bottom.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120424231.0U CN215901239U (en) | 2021-02-26 | 2021-02-26 | Spraying tray integrated synergistic device and wet desulphurization absorption tower |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120424231.0U CN215901239U (en) | 2021-02-26 | 2021-02-26 | Spraying tray integrated synergistic device and wet desulphurization absorption tower |
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| CN215901239U true CN215901239U (en) | 2022-02-25 |
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| CN202120424231.0U Active CN215901239U (en) | 2021-02-26 | 2021-02-26 | Spraying tray integrated synergistic device and wet desulphurization absorption tower |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115430277A (en) * | 2022-06-23 | 2022-12-06 | 国能国华(北京)电力研究院有限公司 | Device and method for reducing escape of absorbent of carbon dioxide capture system |
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2021
- 2021-02-26 CN CN202120424231.0U patent/CN215901239U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115430277A (en) * | 2022-06-23 | 2022-12-06 | 国能国华(北京)电力研究院有限公司 | Device and method for reducing escape of absorbent of carbon dioxide capture system |
| CN115430277B (en) * | 2022-06-23 | 2024-06-07 | 国能国华(北京)电力研究院有限公司 | Device and method for reducing escape of absorbent of carbon dioxide capturing system |
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Address after: 710075 7th floor, block B, Huajing Plaza, 20 Fenghui South Road, Yanta District, Xi'an City, Shaanxi Province Patentee after: Xi'an Longjing Environmental Protection Technology Co.,Ltd. Address before: 710075 7th floor, block B, Huajing Plaza, 20 Fenghui South Road, Yanta District, Xi'an City, Shaanxi Province Patentee before: XI'AN XIKUANG ENVIRONMENTAL PROTECTION Co.,Ltd. |