CN220656991U - Silicon carbide falling film absorber - Google Patents
Silicon carbide falling film absorber Download PDFInfo
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- CN220656991U CN220656991U CN202322254372.4U CN202322254372U CN220656991U CN 220656991 U CN220656991 U CN 220656991U CN 202322254372 U CN202322254372 U CN 202322254372U CN 220656991 U CN220656991 U CN 220656991U
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- gas
- liquid
- pipe
- steel shell
- absorption
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- 239000006096 absorbing agent Substances 0.000 title claims abstract description 21
- 239000011552 falling film Substances 0.000 title claims abstract description 21
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 title claims abstract description 20
- 229910010271 silicon carbide Inorganic materials 0.000 title claims abstract description 20
- 239000007788 liquid Substances 0.000 claims abstract description 217
- 238000010521 absorption reaction Methods 0.000 claims abstract description 55
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 39
- 239000010959 steel Substances 0.000 claims abstract description 39
- 238000000926 separation method Methods 0.000 claims abstract description 28
- 230000000087 stabilizing effect Effects 0.000 claims abstract description 20
- 238000001816 cooling Methods 0.000 claims abstract description 9
- 238000007789 sealing Methods 0.000 claims description 30
- 239000002826 coolant Substances 0.000 claims description 13
- 230000000903 blocking effect Effects 0.000 claims description 11
- 239000010408 film Substances 0.000 claims description 9
- 230000000694 effects Effects 0.000 claims description 7
- 239000011148 porous material Substances 0.000 claims description 7
- 238000000034 method Methods 0.000 description 10
- 238000005260 corrosion Methods 0.000 description 5
- 230000007797 corrosion Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 230000015572 biosynthetic process Effects 0.000 description 3
- 239000012530 fluid Substances 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 2
- 239000008258 liquid foam Substances 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 239000000110 cooling liquid Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
- 230000008646 thermal stress Effects 0.000 description 1
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- Physical Or Chemical Processes And Apparatus (AREA)
Abstract
The utility model discloses a silicon carbide falling film absorber, in particular to the technical field of falling film absorbers, which comprises a gas-liquid distributor, an absorption cooling section and a gas-liquid separator which are sequentially arranged from top to bottom, wherein the gas-liquid distributor comprises an upper end socket, a pressure stabilizing ring, a gas-liquid distribution disc and a plurality of gas-liquid guide pipes which are arranged in the upper end socket, the absorption cooling section comprises a steel shell, a plurality of heat exchange pipes are arranged in the steel shell, the heat exchange pipes are silicon carbide pipes, and the gas-liquid separator comprises a gas-liquid separation pipe. The utility model can make the liquid level of the absorption liquid enter from the periphery smoothly and uniformly, and can not cause unstable liquid level and bias flow phenomenon due to turbulence phenomenon, and secondly, the gas and the absorption liquid flow downwards in spiral form, and the liquid is in turbulent flow state under the action of the gas.
Description
Technical Field
The utility model relates to the technical field of falling film absorbers, in particular to a silicon carbide falling film absorber.
Background
Falling film absorbers are one of many gas absorption devices and play a significant role in certain aspects, particularly in the synthesis of hydrochloric acid, due to their unique advantages over commonly employed adiabatic absorption tower type devices such as packed towers, tray towers, and the like. The absorption liquid is contacted with and absorbed by the easily soluble gas in the process of flowing down along the inner wall of the tube in a film shape, the pressure drop of the device is small, higher gas load is allowed, and absorption heat is transferred to the cooling liquid through the partition wall to be taken out of the device during absorption, so that the absorption process can be carried out at nearly isothermal temperature.
The existing falling film absorber has the following problems: 1. the absorption liquid directly enters the equipment, so that turbulence phenomenon can be formed, the liquid level of the absorption liquid is unstable, and the absorption liquid is unevenly distributed; 2. the gas and the liquid film in the pipe are mutually non-penetrated, the absorption can be completed at the part of the surface of the liquid film which is in direct contact with the gas, and the liquid which is not in contact with the gas in the pipe cannot participate in the absorption, so that the absorption efficiency is low.
Disclosure of Invention
In order to overcome the defects in the prior art, the utility model provides the silicon carbide falling film absorber, which can enable the liquid level of an absorption liquid to stably and uniformly enter from the periphery, can not generate the phenomenon of unstable liquid level and bias flow caused by the phenomenon of turbulence, and can enable gas and the absorption liquid to flow downwards in a spiral manner, so that the liquid is in a turbulent state under the action of the gas, the fluid state can strengthen the mass transfer and heat transfer processes, the absorption area can be effectively increased, the residence time of the gas and the liquid in equipment is prolonged, and the absorption efficiency is improved.
In order to achieve the above purpose, the present utility model provides the following technical solutions: a silicon carbide falling film absorber comprises a gas-liquid distributor, an absorption cooling section and a gas-liquid separator which are sequentially arranged from top to bottom.
The gas-liquid distributor comprises an upper end socket, a pressure stabilizing ring, a gas-liquid distribution disc and a plurality of gas-liquid guide tubes, wherein the pressure stabilizing ring, the gas-liquid distribution disc and the gas-liquid guide tubes are arranged in the upper end socket, overflow teeth are machined on the upper portion of the pressure stabilizing ring, the gas-liquid guide tubes are all arranged on the inner side of the pressure stabilizing ring, the gas-liquid distribution disc is arranged at the bottom of the pressure stabilizing ring, and the gas-liquid guide tubes are all arranged at the top of the gas-liquid distribution disc and extend into the gas-liquid distribution disc.
The side surface of the gas-liquid flow guide pipe is provided with a gas inlet hole and a liquid inlet hole from top to bottom, the gas inlet hole and the liquid inlet hole are uniformly distributed in the tangential direction with the inner wall of the gas-liquid flow guide pipe, and after the gas and the absorption liquid enter the gas-liquid flow guide pipe through the gas inlet hole and the liquid inlet hole respectively, the gas can drive the liquid to flow downwards in a spiral shape along the tangential direction of the inner wall of the gas-liquid flow guide pipe.
The absorption cooling section comprises a steel shell, the steel shell is fixedly arranged at the bottom of the upper sealing head, a plurality of heat exchange tubes are arranged in the steel shell, and the heat exchange tubes are silicon carbide tubes.
The gas-liquid separator comprises a gas-liquid separation pipe, the gas-liquid separation pipe is fixedly arranged at the bottom of the steel shell, a liquid outlet pipe is fixedly arranged at the bottom of the gas-liquid separation pipe, and a tail gas outlet pipe is fixedly arranged at one side of the gas-liquid separation pipe.
Preferably, the top end of the upper sealing head is fixedly provided with a gas inlet pipe, one side of the upper sealing head is fixedly provided with an absorption liquid inlet pipe, gas enters the upper sealing head from the gas inlet pipe, and absorption liquid enters the upper sealing head from the absorption liquid inlet pipe.
Preferably, the upper part of each gas-liquid flow guide pipe is fixedly provided with a sealing cover; the gas-liquid distribution plate is provided with a plurality of longitudinal pore canals the same as the gas-liquid flow guide pipes in number, the upper part of the inner wall of each longitudinal pore canal is provided with internal threads, the lower part of the outer wall of each gas-liquid flow guide pipe is provided with external threads, and the gas-liquid flow guide pipes are arranged on the gas-liquid distribution plate through threads.
Preferably, a coolant inlet pipe is fixedly arranged at the bottom of one side of the outer wall of the steel shell, and a coolant outlet pipe is fixedly arranged at the top of the other side of the outer wall of the steel shell.
Preferably, the top end and the bottom end of the steel shell are fixedly provided with tube plates, and two ends of a plurality of heat exchange tubes are respectively inserted into corresponding pore passages of the two tube plates; the lower part of the gas-liquid distribution plate is provided with a plurality of channel holes which are in one-to-one correspondence with the longitudinal channels and are communicated with each other, and the channel holes are respectively inserted into the channel holes on the bottom tube plate, so that the channel holes are in seamless connection with the heat exchange tubes, and the film forming effect is not influenced by the flow break of the absorption liquid when the absorption liquid enters the heat exchange tubes.
Preferably, a plurality of baffle plates which are obliquely arranged are fixedly arranged on one side of the inner wall of the steel shell, so that the flow velocity of the coolant in the steel shell is increased, the direction of the coolant is changed, and the process of heat transfer outside the pipe is enhanced.
Preferably, a liquid blocking pipe is fixedly arranged in the gas-liquid separation pipe and is communicated with the tail gas outlet pipe, a plurality of air holes are formed in the bottom end of the liquid blocking pipe, and gas in the gas-liquid separation pipe enters the liquid blocking pipe from the air holes and is then discharged through the tail gas outlet pipe.
Preferably, sealing gaskets are arranged between the bottom of the upper seal head and the top of the steel shell, and between the bottom of the steel shell and the top of the gas-liquid separation tube, and the upper seal head, the steel shell and the gas-liquid separation tube are fixedly connected with the sealing gaskets therebetween through bolts.
The utility model has the technical effects and advantages that:
1. through being equipped with the steady voltage circle in gas-liquid distributor, steady voltage circle upper portion sets up the overflow tooth, can make absorption liquid level steady, evenly get into from all around, can not appear the vortex phenomenon and cause liquid level unstability and drift phenomenon.
2. The gas inlet holes and the liquid inlet holes are formed in the side face of the gas-liquid flow guide pipe of the gas-liquid distributor from top to bottom, the openings are uniformly distributed in the tangential direction with the inner wall of the flow guide pipe, the gas drives the absorption liquid to spirally flow downwards along the tangential direction of the inner wall of the pipe after the gas and the absorption liquid enter the gas-liquid flow guide pipe, and the liquid is in a turbulent state under the action of the gas.
3. The gas-liquid guide pipe is in threaded connection with the gas-liquid distribution plate, so that the heights of the gas inlet hole and the liquid inlet hole on the gas-liquid guide pipe can be adjusted, corresponding pore channels are on the same horizontal line, and the phenomenon of drift of absorption liquid in equipment is avoided; and the lower part of the gas-liquid distribution plate is provided with a channel hole inserted into the tube plate, so that the channel hole is in seamless connection with the heat exchange tube, and the film forming effect is not affected due to the fact that the absorption liquid is cut off when entering the heat exchange tube.
4. By selecting the silicon carbide tube as the heat exchange tube, the heat exchange tube has the characteristics of smooth tube wall, small medium flow resistance, easy film formation, high heat transfer efficiency, good corrosion resistance and the like.
5. The heat exchange tube and the tube plate adopt a single-tube sealing structure, so that the heat exchange tube and the tube plate can float freely, and the thermal stress caused by the thermal expansion difference of the heat exchange tube and the steel shell is eliminated.
6. Through setting up the fender liquid pipe in gas-liquid separator, can prevent that the liquid foam in the tail gas from smuggleing secretly, reach better separation effect.
Drawings
FIG. 1 is an overall block diagram of the present utility model;
FIG. 2 is a diagram of the structure of a gas-liquid distributor according to the present utility model;
FIG. 3 is a front view of a voltage stabilizing ring of the present utility model;
FIG. 4 is a top view of a voltage stabilizing ring of the present utility model;
FIG. 5 is a front view of a gas-liquid flow conduit of the present utility model;
FIG. 6 is a top view of a gas-liquid flow conduit of the present utility model;
FIG. 7 is a front view of a gas-liquid distributor tray of the present utility model;
FIG. 8 is a top view of a gas-liquid distributor plate of the present utility model;
FIG. 9 is a bottom view of the gas-liquid distributor tray of the present utility model;
FIG. 10 is a block diagram of an absorption cooling section of the present utility model;
FIG. 11 is a schematic diagram of a gas-liquid separator according to the present utility model;
FIG. 12 is a flow chart of the gas-liquid flow in the gas-liquid separator of the present utility model.
The reference numerals are: the device comprises an upper seal head 1, a pressure stabilizing ring 2, a gas-liquid flow guide pipe 3, a gas-liquid distribution disc 4, a tube plate 5, a steel shell 6, a heat exchange tube 7, a baffle plate 8, a tail gas outlet pipe 9, a sealing gasket 10, a liquid baffle pipe 11, a gas-liquid separation pipe 12, a gas inlet pipe 13, a gas outlet pipe 14, a coolant inlet pipe 15, a coolant outlet pipe 16 and a liquid outlet pipe 17;
31 gas inlet port, 32 liquid inlet port, 33 closure;
41 longitudinal bore, 42 passage holes.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
As shown in fig. 1, the utility model provides a silicon carbide falling film absorber, which comprises a gas-liquid distributor, an absorption cooling section and a gas-liquid separator which are sequentially arranged from top to bottom, wherein the material of the contact part of the falling film absorber and the material is corrosion-resistant, and the corrosion working condition requirement is met.
Specifically, as shown in fig. 1-2, the gas-liquid distributor comprises an upper end socket 1, a pressure stabilizing ring 2, a gas-liquid distribution disc 4 and a plurality of gas-liquid guide tubes 3 which are arranged in the upper end socket 1, wherein the pressure stabilizing ring 2, the gas-liquid distribution disc 4 and the plurality of gas-liquid guide tubes 3 are arranged in the upper end socket 1 through anti-corrosion bolts, the plurality of gas-liquid guide tubes 3 are all arranged on the inner side of the pressure stabilizing ring 2, and the gas-liquid distribution disc 4 is arranged at the bottom of the pressure stabilizing ring 2.
Then, a gas inlet pipe 13 is fixedly arranged at the top end of the upper sealing head 1, an absorption liquid inlet pipe 14 is fixedly arranged at one side of the upper sealing head 1, gas enters the upper sealing head 1 from the gas inlet pipe 13, absorption liquid enters the upper sealing head 1 from the absorption liquid inlet pipe 14, and then the phenomenon of unstable liquid level and bias flow caused by turbulent flow is prevented from being formed when the absorption liquid enters the equipment through the stabilizing ring 2.
As shown in fig. 2-3, overflow teeth are processed on the upper part of the pressure stabilizing ring 2, so that the absorption liquid uniformly enters the gas-liquid distribution plate 4 from the periphery at a lower speed, and the liquid level on the gas-liquid distribution plate 4 slowly rises.
As shown in fig. 5-6, a gas inlet hole 31 and a liquid inlet hole 32 are respectively formed in the side surface of the gas-liquid flow guiding pipe 3 from top to bottom, the gas inlet hole 31 and the liquid inlet hole 32 are uniformly distributed in the tangential direction with the inner wall of the gas-liquid flow guiding pipe 3, the number of the openings is determined according to the flow rate of the absorbing liquid and the gas, the gas and the absorbing liquid are further fixedly provided with a sealing cover 33 at the upper part of each gas-liquid flow guiding pipe 3, after entering the gas-liquid flow guiding pipe 3 through the gas inlet hole 31 and the liquid inlet hole 32 respectively, the gas drives the liquid to flow downwards in a spiral manner along the tangential direction of the inner wall of the gas-liquid flow guiding pipe 3, and the liquid is in a turbulent state under the action of the gas, so that the fluid state strengthens the mass transfer and heat transfer processes.
The gas-liquid flow guide pipes 3 are arranged at the top of the gas-liquid distribution plate 4 and extend into the gas-liquid distribution plate 4; specifically, as shown in fig. 7-9, a plurality of longitudinal channels 41 with the same number as that of the gas-liquid flow guide pipes 3 are formed in the gas-liquid distribution plate 4, internal threads are formed in the upper portion of the inner walls of the longitudinal channels 41, external threads are formed in the lower portion of the outer walls of the gas-liquid flow guide pipes 3, the gas-liquid flow guide pipes 3 are arranged on the gas-liquid distribution plate 4 through threads, and the heights of the gas inlet holes 31 and the liquid inlet holes 32 of the gas-liquid flow guide pipes 3 can be adjusted through the threaded connection structure, so that corresponding channels are on the same horizontal line, and the phenomenon that the absorption liquid cannot drift in equipment is guaranteed.
As shown in fig. 1 and 10, the absorption cooling section comprises a steel shell 6, the steel shell 6 is fixedly arranged at the bottom of the upper sealing head 1, a coolant inlet pipe 15 is fixedly arranged at the bottom of one side of the outer wall of the steel shell 6, and a coolant outlet pipe 16 is fixedly arranged at the top of the other side of the outer wall of the steel shell 6.
The steel shell 6 is internally provided with a plurality of heat exchange tubes 7, and the heat exchange tubes 7 are silicon carbide tubes which have the characteristics of smooth tube wall, small medium flow resistance, easy film formation, high heat transfer efficiency, good corrosion resistance and the like; the top and bottom of the steel shell 6 are fixedly provided with tube plates 5, two ends of the heat exchange tubes 7 are respectively inserted into corresponding channels of the two tube plates 5, a plurality of channel holes 42 which are in one-to-one correspondence with the longitudinal channels 41 and are communicated with each other are processed at the lower part of the gas-liquid distribution plate 4, and the plurality of channel holes 42 are respectively inserted into the plurality of channels on the bottom tube plate 5, so that the channel holes 42 are in seamless connection with the heat exchange tubes 7, and therefore, the absorption liquid cannot flow cut off when entering the heat exchange tubes 7, and the film forming effect is not influenced.
The gas and liquid flow downwards in the gas-liquid flow guide pipe 3 and enter the corresponding heat exchange pipe 7, the gas and liquid complete the absorption process in the heat exchange pipe, and the liquid is in a turbulent state under the action of the gas, so that the mass transfer and heat transfer processes are enhanced in the fluid state, and the gas and liquid flow downwards in the heat exchange pipe in a spiral manner along the tangential direction of the inner wall, so that the absorption area is effectively increased, the residence time of the gas and the liquid in the equipment is prolonged, and the absorption efficiency is greatly improved.
Moreover, as shown in fig. 1 and 10, a plurality of baffle plates 8 are fixedly arranged on one side of the inner wall of the steel shell 6, so that the flow rate of the coolant in the steel shell 6 can be increased, the direction of the coolant can be changed, the process of heat transfer outside the pipe is enhanced, and when the device is operated, heat released in the absorption process is transferred to the coolant outside the pipe to carry out the device.
As shown in fig. 1, 11 and 12, the gas-liquid separator can separate unabsorbed gas and absorption liquid reaching the concentration requirement, the gas-liquid separator comprises a gas-liquid separation pipe 12, the gas-liquid separation pipe 12 is fixedly arranged at the bottom of the steel shell 6, a liquid outlet pipe 17 is fixedly arranged at the bottom of the gas-liquid separation pipe 12, and a tail gas outlet pipe 9 is fixedly arranged at one side of the gas-liquid separation pipe 12.
In order to achieve better separation effect and prevent liquid foam in the tail gas from being entrained, a liquid blocking pipe 11 is fixedly arranged in the gas-liquid separation pipe 12, the liquid blocking pipe 11 is communicated with the tail gas outlet pipe 9, a plurality of air holes are formed in the bottom end of the liquid blocking pipe 11, and gas in the gas-liquid separation pipe 12 enters the liquid blocking pipe 11 from the air holes and is then discharged through the tail gas outlet pipe 9.
In addition, sealing gaskets 10 are respectively arranged between the bottom of the upper seal head 1 and the top of the steel shell 6 and between the bottom of the steel shell 6 and the top of the gas-liquid separation tube 12, the upper seal head 1, the steel shell 6 and the gas-liquid separation tube 12 are fixedly connected with the sealing gaskets 10 therebetween through bolts, and a coil spring is added on each bolt to provide compensation force, so that the falling film absorber is ensured not to leak materials in the operation process.
Finally: the foregoing description of the preferred embodiments of the utility model is not intended to limit the utility model to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and principles of the utility model are intended to be included within the scope of the utility model.
Claims (8)
1. A silicon carbide falling film absorber, characterized in that: comprises a gas-liquid distributor, an absorption cooling section and a gas-liquid separator which are sequentially arranged from top to bottom;
the gas-liquid distributor comprises an upper sealing head (1), a pressure stabilizing ring (2), a gas-liquid distribution disc (4) and a plurality of gas-liquid guide tubes (3), wherein the pressure stabilizing ring (2), the gas-liquid distribution disc (4) and the plurality of gas-liquid guide tubes (3) are arranged in the upper sealing head (1), overflow teeth are machined on the upper part of the pressure stabilizing ring (2), the plurality of gas-liquid guide tubes (3) are all arranged on the inner side of the pressure stabilizing ring (2), the gas-liquid distribution disc (4) is arranged at the bottom of the pressure stabilizing ring (2), and the plurality of gas-liquid guide tubes (3) are all arranged at the top of the gas-liquid distribution disc (4) and extend into the gas-liquid distribution disc (4);
the side surface of the gas-liquid flow guide pipe (3) is respectively provided with a gas inlet hole (31) and a liquid inlet hole (32) from top to bottom, the gas inlet hole (31) and the liquid inlet hole (32) are uniformly arranged in a tangential direction with the inner wall of the gas-liquid flow guide pipe (3), and after the gas and the absorption liquid enter the gas-liquid flow guide pipe (3) through the gas inlet hole (31) and the liquid inlet hole (32) respectively, the gas can drive the liquid to flow downwards in a spiral manner along the tangential direction of the inner wall of the gas-liquid flow guide pipe (3);
the absorption cooling section comprises a steel shell (6), the steel shell (6) is fixedly arranged at the bottom of the upper sealing head (1), a plurality of heat exchange tubes (7) are arranged in the steel shell (6), and the heat exchange tubes (7) are silicon carbide tubes;
the gas-liquid separator comprises a gas-liquid separation pipe (12), the gas-liquid separation pipe (12) is fixedly arranged at the bottom of the steel shell (6), a liquid outlet pipe (17) is fixedly arranged at the bottom of the gas-liquid separation pipe (12), and a tail gas outlet pipe (9) is fixedly arranged at one side of the gas-liquid separation pipe (12).
2. A silicon carbide falling film absorber according to claim 1, wherein: the top of the upper sealing head (1) is fixedly provided with a gas inlet pipe (13), one side of the upper sealing head (1) is fixedly provided with an absorption liquid inlet pipe (14), gas enters the upper sealing head (1) from the gas inlet pipe (13), and absorption liquid enters the upper sealing head (1) from the absorption liquid inlet pipe (14).
3. A silicon carbide falling film absorber according to claim 1, wherein: a sealing cover (33) is fixedly arranged at the upper part of each gas-liquid flow guide pipe (3);
a plurality of longitudinal pore channels (41) with the same quantity as the gas-liquid flow guide pipes (3) are formed in the gas-liquid distribution plate (4), internal threads are machined on the upper portions of the inner walls of the longitudinal pore channels (41), external threads are machined on the lower portions of the outer walls of the gas-liquid flow guide pipes (3), and the gas-liquid flow guide pipes (3) are installed on the gas-liquid distribution plate (4) through threads.
4. A silicon carbide falling film absorber according to claim 1, wherein: the bottom of one side of the outer wall of the steel shell (6) is fixedly provided with a coolant inlet pipe (15), and the top of the other side of the outer wall of the steel shell (6) is fixedly provided with a coolant outlet pipe (16).
5. A silicon carbide falling film absorber according to claim 4, wherein: tube plates (5) are fixedly arranged at the top end and the bottom end of the steel shell (6), and two ends of a plurality of heat exchange tubes (7) are respectively inserted into corresponding pore channels of the two tube plates (5);
the lower part of the gas-liquid distribution plate (4) is provided with a plurality of channel holes (42) which are in one-to-one correspondence with the longitudinal channel holes (41) and are communicated with each other, and the channel holes (42) are respectively inserted into the channel holes on the bottom tube plate (5), so that the channel holes (42) are in seamless connection with the heat exchange tubes (7), and the absorption liquid cannot flow out to influence the film forming effect when entering the heat exchange tubes (7).
6. A silicon carbide falling film absorber according to claim 1, wherein: a plurality of baffle plates (8) which are obliquely arranged are fixedly arranged on one side of the inner wall of the steel shell (6).
7. A silicon carbide falling film absorber according to claim 1, wherein: the gas-liquid separation pipe (12) is internally and fixedly provided with a liquid blocking pipe (11), the liquid blocking pipe (11) is communicated with the tail gas outlet pipe (9), a plurality of air holes are formed in the bottom end of the liquid blocking pipe (11), and gas in the gas-liquid separation pipe (12) enters the liquid blocking pipe (11) from the air holes and is then discharged through the tail gas outlet pipe (9).
8. A silicon carbide falling film absorber according to claim 1, wherein: sealing gaskets (10) are arranged between the bottom of the upper sealing head (1) and the top of the steel shell (6) and between the bottom of the steel shell (6) and the top of the gas-liquid separation tube (12), and the upper sealing head (1), the steel shell (6) and the gas-liquid separation tube (12) and the sealing gaskets (10) between the two are fixedly connected through bolts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322254372.4U CN220656991U (en) | 2023-08-22 | 2023-08-22 | Silicon carbide falling film absorber |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322254372.4U CN220656991U (en) | 2023-08-22 | 2023-08-22 | Silicon carbide falling film absorber |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220656991U true CN220656991U (en) | 2024-03-26 |
Family
ID=90327224
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322254372.4U Active CN220656991U (en) | 2023-08-22 | 2023-08-22 | Silicon carbide falling film absorber |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220656991U (en) |
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2023
- 2023-08-22 CN CN202322254372.4U patent/CN220656991U/en active Active
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